1. The utility model provides a regional early warning system of road construction which characterized in that: including alarm device and two sets of range finding early warning device, it is two sets of range finding early warning device sets up every group at a distance of default distance along road extending direction range finding early warning device includes check out test set and reflector panel, check out test set with the reflector panel is located respectively the both sides and the relative setting of road, two check out test set all with alarm device connects.

2. The road construction area early warning system of claim 1, characterized in that: the preset distance is 2.5-3 m.

3. The road construction area early warning system of claim 1, characterized in that: the detection device comprises a laser ranging element, an early warning processing element, a first wireless communication element and a power supply element, wherein the early warning processing element is connected with the laser ranging element and the first wireless communication element to process the distance information measured by the laser ranging element and judge the recognition alarm, the first wireless communication module is in wireless communication connection with the alarm device, and the power supply element supplies power to the laser ranging element, the early warning processing element and the first wireless communication element.

4. The road construction area early warning system of claim 3, characterized in that: the alarm device also comprises an alarm eliminating device, and the alarm eliminating device is connected with the alarm device.

5. The road construction area early warning system of claim 4, characterized in that: the alarm device comprises a second wireless communication element, an alarm processing element, an acousto-optic element and a power supply, wherein the alarm processing element is connected with the second wireless communication element and the acousto-optic element so as to process the alarm information transmitted by the two detection devices and control the acousto-optic element to alarm, and the acousto-optic element is controlled to alarm and clear by detecting the alarm eliminating signal of the alarm eliminating device, and the power supply comprises the second wireless communication element, the alarm processing element and the acousto-optic element.

6. The road construction area early warning system of claim 1, characterized in that: the device further comprises a speed-measuring early-warning device, and the speed-measuring early-warning device is connected with the warning device.

7. The road construction area early warning system of claim 6, characterized in that: the system also comprises a monitoring and recording device, and the monitoring and recording device is connected with the distance measurement early warning device and the speed measurement early warning device.

8. The road construction area early warning system of claim 5, characterized in that: the detection device comprises a first self-detection module, and the first self-detection module is connected with the laser ranging element, the early warning processing element, the first wireless communication element and the power supply element.

9. The road construction area warning system of claim 8, wherein: the alarm device comprises a second self-checking module, and the second self-checking module is connected with the second wireless communication element, the alarm processing element, the sound and light element and the power supply.

10. The road construction area early warning system according to any one of claims 1 to 9, characterized in that: the distance measurement early warning device further comprises a traffic cone barrel, the detection equipment is arranged at the top of the traffic cone barrel through a support, and the warning device is arranged on the engineering truck.

Background

The current road construction lacks a vehicle early warning system, the condition that a traffic accident happens frequently due to lack of early warning reminding in the road construction process, the safety of traffic accident field protection is low, and the system is one of the hidden dangers of frequent occurrence of secondary accidents in the road construction. At present, in the road construction process, safety protection measures such as placing warning signs, reflecting cone barrels and the like are mainly taken. The measure can play a role in prompting to a certain extent, but during night construction or suburb construction, the speed of the vehicle is often faster, and when the vehicle breaks into the safety protection range, safety accidents are easy to happen under the condition of no warning.

The prior art is usually composed of a sensor and a controller, and when a vehicle touches a cone cylinder or other people pass through the cone cylinder, wireless alarm data are sent out. Only according to the single data of the alarm sensor, the accuracy is not high, and vehicles or pedestrians in normal running can trigger an alarm signal to cause misleading to constructors, so that the discrimination between vehicles in break-in and vehicles in normal running needs to be improved.

There is not data record of cloud control and radar auxiliary function such as test the speed to traffic accident case among the prior art, even after the accident takes place, can't obtain accurate effectual monitoring record to accident vehicle and scene of accident, and the impaired just unable restoration of alarm device is unfavorable for the analysis accident reason, more can't test the speed to the vehicle in going, is difficult to help construction security personnel to discover latent dangerous vehicle, provides the reference basis for whether carrying out the accident and dodging.

Disclosure of Invention

The invention provides a road construction area early warning system which is used for solving the defects that in the prior art, an alarm sensor in a road construction area is not high in accuracy, vehicles or pedestrians which normally run can trigger an alarm signal, misleading is caused to constructors, the accuracy of alarm equipment is improved, the recognition of vehicle false intrusion and the provision of sound and light alarm for the constructors in a road construction site safety zone are mainly realized, sufficient time is reserved for safety precaution measures of the constructors, and the effect of avoiding secondary damage of the vehicle intrusion to the constructors is avoided.

The invention provides a road construction area early warning system which comprises an alarm device and two groups of distance measurement early warning devices, wherein the two groups of distance measurement early warning devices are arranged at a preset distance along the extending direction of a road, each group of distance measurement early warning devices comprises detection equipment and a light reflecting plate, the detection equipment and the light reflecting plate are respectively positioned at two sides of the road and are oppositely arranged, and the two detection equipment are both connected with the alarm device.

According to the road construction area early warning system provided by the invention, the preset distance is 2.5-3 m.

According to the road construction area early warning system provided by the invention, the detection equipment comprises a laser ranging element, an early warning processing element, a first wireless communication element and a power supply element, the early warning processing element is connected with the laser ranging element and the first wireless communication element so as to process the distance information measured by the laser ranging element and identify alarm judgment, and is in wireless communication connection with the alarm device through the first wireless communication module, and the power supply element supplies power to the laser ranging element, the early warning processing element and the first wireless communication element.

The early warning system for the road construction area further comprises an alarm eliminating device, and the alarm eliminating device is connected with the alarm device.

According to the road construction area early warning system provided by the invention, the warning device comprises a second wireless communication element, a warning processing element, an acousto-optic element and a power supply, wherein the warning processing element is connected with the second wireless communication element and the acousto-optic element so as to process the warning information transmitted by the two detection devices and control the acousto-optic element to give a warning, and detect a warning eliminating signal of the warning eliminating device to control the acousto-optic element to give a warning, and the power supply comprises the second wireless communication element, the warning processing element and the acousto-optic element.

The road construction area early warning system provided by the invention further comprises a speed-measuring early warning device, wherein the speed-measuring early warning device is connected with the warning device.

The road construction area early warning system provided by the invention further comprises a monitoring and recording device, and the monitoring and recording device is connected with the distance measurement early warning device and the speed measurement early warning device.

According to the road construction area early warning system provided by the invention, the detection equipment comprises a first self-detection module, and the first self-detection module is connected with the laser ranging element, the early warning processing element, the first wireless communication element and the power supply element.

According to the road construction area early warning system provided by the invention, the warning device comprises a second self-checking module, and the second self-checking module is connected with the second wireless communication element, the warning processing element, the acousto-optic element and the power supply.

According to the road construction area early warning system provided by the invention, the distance measurement early warning device further comprises a traffic cone, the detection equipment is arranged at the top of the traffic cone through a support, and the warning device is arranged on an engineering truck.

The invention provides a road construction area early warning system, which is an early warning device aiming at the safety precaution measures of a road construction site. The relative position of detection device and reflector panel in the road both sides sets up, two sets of range finding early warning device are apart from preset distance, in setting for the distance range, detect the vehicle through two sets of range finding early warning device to obtain the speed through the vehicle in the preset distance, and then judge whether this vehicle threatens the construction area, range finding early warning device can send alarm information to alarm device, alarm device receives the warning back that two detection device sent, starts alarming function, suggestion constructor makes the measure of avoiding of prejudging.

The invention finishes the judgment of vehicles intruding into the construction operation area through two mutually-associated distance measurement early warning devices, improves the precision of the warning equipment, mainly realizes the recognition of vehicle false intrusion and provides acousto-optic warning for constructors in a safety area of a road construction site, reserves sufficient time for the constructors to take safety precautionary measures and avoids secondary damage to the constructors caused by the vehicles intruding.

In addition to the technical problems addressed by the present invention, the technical features constituting the technical solutions and the advantages brought by the technical features of the technical solutions described above, other technical features of the present invention and the advantages brought by the technical features of the present invention will be further described with reference to the accompanying drawings or will be understood by the practice of the present invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a road construction area early warning system provided by the invention;

FIG. 2 is a schematic structural diagram of a distance measurement early warning device of the early warning system for road construction areas provided by the invention;

reference numerals:

100: an alarm device;

200: a distance measurement early warning device; 210: a detection device;

300: eliminating the alarm device; 400: a speed measurement early warning device; 500: a monitoring and recording device; 600: a traffic cone; 700: and (4) a bracket.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1 and 2, the road construction area early warning system provided by the embodiment of the invention includes an alarm device 100 and two groups of distance measurement early warning devices 200, the two groups of distance measurement early warning devices 200 are arranged at a preset distance along the extending direction of the road, each group of distance measurement early warning devices 200 includes a detection device 210 and a reflector, the detection device 210 and the reflector are respectively located at two sides of the road and are arranged oppositely, and both the detection devices 210 are connected with the alarm device 100.

The road construction area early warning system of the embodiment of the invention is an early warning device aiming at the safety precaution measures of a road construction site. The relative position of detection device 210 and reflector panel in the road both sides sets up, two sets of range finding early warning device 200 are apart from preset distance, in setting for the distance range, detect the vehicle through two sets of range finding early warning device 200, thereby obtain the speed of passing through the vehicle in the preset distance, and then judge whether this vehicle threatens to the construction area, range finding early warning device 200 can send alarm information to alarm device 100, alarm device 100 receives the warning back that two detection device 210 sent, start alarm function, the suggestion constructor makes the measure of avoiding of prejudgement.

According to the invention, the judgment of vehicles intruding into the construction operation area is completed through the two mutually-associated distance measurement early warning devices 200, the accuracy of the warning device is improved, the recognition of vehicle false intrusion in a safety area of a road construction site is mainly realized, sound and light warning is provided for constructors, sufficient time is left for the constructors to take safety precautionary measures, and secondary damage to the constructors caused by the vehicles intruding is avoided.

On the basis of safety protection of warning signs, reflective cone barrels and the like in the prior art, the road construction area early warning system is added, wireless communication networking is carried out on the distance measurement early warning device 200 and the warning device 100 to provide an alarm for security personnel, and the construction operation personnel are effectively warned, so that the construction personnel can be evacuated at the first time, and casualties and property loss are reduced. The road surface traffic monitoring system can be used in the conditions of daytime, night, rain, snow and haze of a straight road section, a curve road section, a tunnel road section, a ramp, a downhill slope and a toll road section. Meets the requirements for production and inspection (including test methods, inspection rules, signs of vehicle intrusion into the alarm device at the site of road traffic accident, packaging, transportation, storage and the like).

In this embodiment, the wireless transmission distance of the distance measurement early warning device 200 is not less than 300m, external DC5V power supply work is supported, the continuous working time is not less than 8h, the effective measurement distance is within a range of 3m to 6m (single lane), which is a reasonable distance range, and the alarm distance is determined when the effective measurement distance exceeds the range. The wireless transmission distance of the alarm device 100 is not less than 300m, the power supply of an internal battery and the power supply of an external vehicle-mounted DC12V are supported, the continuous working time is not less than 8h (including the independent power supply of the internal battery), the alarm device is wirelessly connected with the two detection devices 210, the alarm device 100 is controlled to alarm after the alarm information of the two detection devices 210 is received, and the alarm device 100 has the function of eliminating the alarm through manual button control.

According to an embodiment of the invention, the preset distance is 2.5-3 m. In this embodiment, two detection devices 210 in two distance measurement early warning devices 200 perform wireless communication handshake association, the distance between the placement positions is 2.5-3 meters, the vehicle sequentially passes through the two detection devices 210, and under the condition of keeping a preset distance, the two distance measurement early warning devices 200 obtain the speed of the vehicle by detecting the time difference of the vehicle, and determine whether the vehicle overspeeds to threaten the construction area according to the speed.

According to an embodiment of the present invention, the detection device 210 includes a laser ranging element, an early warning processing element, a first wireless communication element, and a power supply element, the early warning processing element is connected to the laser ranging element and the first wireless communication element to process the distance information measured by the laser ranging element and to perform recognition alarm judgment, and is wirelessly connected to the alarm apparatus 100 through a first wireless communication module, and the power supply element supplies power to the laser ranging element, the early warning processing element, and the first wireless communication element.

In this embodiment, the laser ranging elements are arranged opposite to the reflector, can emit laser to the reflector for reflection and reception, and can shield light when a vehicle passes by, so that when two laser ranging elements are shielded by an obstacle at the same time, an alarm is given to the alarm system. The early warning processing element can process the distance information measured by the laser ranging element, carries out recognition alarm judgment according to the actual preset scene, and can carry out wireless communication with other equipment by controlling the first wireless communication element. The early warning processing element needs to be realized by adopting a low-power-consumption embedded technology, and distance information fed back by the laser ranging element and instruction information interacted with the wireless communication element need to be processed. The first wireless communication element is used as a link medium for system data information interaction, the data transmission distance is not less than 300 meters, short message data interaction can be carried out in real time, and the real-time performance of communication is ensured. The signal state can be controlled by utilizing the wireless communication module which is widely used at present. The power supply element can use a large-capacity power bank to supply power to the equipment.

In the embodiment, the range of the laser ranging element is 0.1-12 m, the measurement accuracy is +/-5 cm, the output frequency is adjustable between 1-1000 Hz, the working temperature is-20-60 ℃, and the protection grade is IP 65.

According to an embodiment of the present invention, the road construction area early warning system of the embodiment of the present invention further includes an alarm elimination device 300, and the alarm elimination device 300 is connected to the alarm device 100. In this embodiment, the elimination alarm device 300 and the alarm device 100 may be connected through wired or wireless communication, so that the audible and visual alarm prompt of the elimination alarm device 100 may be remotely controlled within a range of 300 meters, and when it is determined that no vehicle or obstacle reaches the construction area, the alarm information of the elimination alarm device 300 may be clarified.

According to an embodiment provided by the present invention, the alarm apparatus 100 includes a second wireless communication element, an alarm processing element, an acousto-optic element and a power supply, wherein the alarm processing element is connected with the second wireless communication element and the acousto-optic element to process the alarm information transmitted by the two detection devices 210 and control the acousto-optic element to alarm, and the elimination alarm signal detected by the elimination alarm apparatus 300 controls the acousto-optic element to alarm and clear, and the power supply is the second wireless communication element, the alarm processing element and the acousto-optic element. In this embodiment, the second wireless communication element is used as a link medium for system data information interaction, and the data transmission distance should be no less than 300 meters, so that short message data interaction can be performed in real time, and the real-time performance of communication is ensured. The signal state can be controlled by utilizing the wireless communication module which is widely used at present. The alarm processing element can process the alarm information transmitted by the two early-warning processing elements through the second wireless communication module, controls the acousto-optic element to alarm according to an actual preset scene, and can detect and eliminate the alarm signal to clear the alarm signal. The acousto-optic element can adopt a buzzer and an early warning lamp, and can sense the visual sense and the auditory sense of field construction personnel in a manic environment to give out prompt information, so that the warning effect is achieved.

According to an embodiment provided by the invention, the road construction area early warning system further comprises a speed measurement early warning device 400, and the speed measurement early warning device 400 is connected with the warning device 100. In this embodiment, the speed measurement early warning device 400 measures speed by using a radar, the speed measurement early warning device 400 is in communication connection with the warning device 100, the speed of a vehicle coming from a far lane in front of a construction area is judged in front of the distance measurement early warning device 200, when the vehicle which threatens due to too fast speed enters, the speed measurement early warning device 400 sends a warning signal to the warning device 100, the warning device 100 performs sound and light warning, and a security officer is prompted to give an alarm in advance, so that the security officer can make a pre-judgment quickly and accordingly.

According to an embodiment of the present invention, the road construction area early warning system of the embodiment of the present invention further includes a monitoring and recording device 500, and the monitoring and recording device 500 is connected to the distance measurement early warning device 200 and the speed measurement early warning device 400. In this embodiment, the monitoring and recording device 500 is in communication connection with both the distance measurement and early warning device 200 and the speed measurement and early warning device 400, after the distance measurement and early warning device 200 and the early warning processing element process the signal detected by the laser distance measurement element, generated data information is transmitted to the monitoring record, and information, speed and the like of the coming vehicle or the obstacle can be recorded, and information, speed and the like of the coming vehicle or the obstacle transmitted by the device in real time by speed measurement and pre-tightening can be recorded.

According to an embodiment of the present invention, the detection device 210 includes a first self-checking module, and the first self-checking module is connected to the laser ranging element, the early warning processing element, the first wireless communication element, and the power supply element. In this embodiment, the detection device 210 of the ranging early warning apparatus 200 implements a power-on self-test function by setting the first self-test module, and after the handshake connection of the two first wireless communication elements is successful, the communication self-test is successful, and a self-test normal state indication should be provided on the device. The two distance measurement early warning devices 200 need to have a self-checking function, and require that the two detection devices 210 complete self-checking after being powered on, and the specific self-checking content includes a normal power supply indication and a normal distance measurement function indication after being powered on.

According to one embodiment of the present invention, the alarm device 100 comprises a second self-test module, which is connected to the second wireless communication element, the alarm processing element, the sound and light element and the power supply. In this embodiment, the alarm device 100 implements the self-checking function by setting the second self-checking module, and requires the alarm device 100 to complete self-checking after powering on, where the specific self-checking content includes a normal indication of power supply after starting and a normal prompt of internal alarm function control.

In this embodiment, the road construction area early warning system needs to complete system self-check after each device is started. The self-checking content comprises that two distance measurement early warning devices 200 and the alarm device 100 perform wireless communication networking handshake self-checking, the two distance measurement early warning devices 200 send handshake communication to the alarm device 100, and after the alarm device 100 correctly receives handshake communication signals sent by the two distance measurement early warning devices 200 and the alarm device 100, a handshake back order is sent to the two distance measurement early warning devices 200 and the alarm device 100. After the two parties establish handshake, the communication self-check is successful, and each device makes visual indication. After the first power-on communication self-check is successful, the alarm device 100 performs a sound-light alarm self-check, namely, the speaker sounds with the phoenix and the early warning lamp flickers, and the operator performs early warning elimination.

According to an embodiment provided by the invention, the ranging early warning device 200 further comprises a traffic cone 600, the detection equipment 210 is arranged at the top of the traffic cone 600 through a bracket 700, and the warning device 100 is arranged on a engineering vehicle. In this embodiment, the bracket 700 includes a vertical column and a fixing rod, the vertical column is fixedly placed inside the traffic cone 600, the fixing rod is extended from the top of the traffic cone 600, the fixing rod is horizontally disposed, and the end of the fixing rod fixes the detection device 210 of the distance-measuring early warning device 200, so that the independent installation on the traffic cone 600 is realized. Regional early warning system of road construction needs whole packing box packing, the material requirement of packing box is firm, it is portable, distance measuring early warning device 200's check out test set 210 can pass through the independent fixed mounting of dead lever during installation, place the stand inside traffic awl bucket 600 again, check out test set 210 passes through the compound mode that support 700 and traffic awl bucket 600 are connected and can make traffic awl bucket 600 dead weight increase, stability is improved, and convenient to carry, the simple operation, improve check out test set 210's security, the completion of one-time installation can use repeatedly and make things convenient for the position to remove.

In this embodiment, the alarm device 100 is structurally sound and reliable, and has aesthetic design, and is as small and beautiful as possible. The hook can be fixed on the roof of the engineering truck or hung on the roof by the hook, so that a security officer can find the running condition of the truck and make a judgment in time.

In this embodiment, the road construction area early warning system needs whole packing box packing, and the packing box needs firm, portable. The packing box is provided with identification characters such as product code, serial number, weight, direction, factory year and month and the like. The device should have a nameplate identification and a device code. The early warning and the sign prompt are combined for use, and the early warning also prompts road condition information in front of passing vehicles to remind drivers of driving normally. Reasonably guiding the driver to safely and smoothly pass through the construction warning area is also an important factor for effectively avoiding traffic accidents.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.