1. The electric heating air cooling temperature control bacterial inoculating loop is characterized by comprising a handle (4) and an adapter, wherein the middle of the handle (4) is of a cavity structure, an electric heating assembly is arranged at one end of the handle (4), an air cooling assembly is arranged at the other end of the handle, the electric heating assembly comprises an inoculating wire (5) and binding posts (13), the inoculating wire (5) is in a semi-elliptical shape, cylindrical grooves (17) are respectively formed in the ends, in contact with the inoculating wire (5), of the binding posts (13), two ends of the inoculating wire (5) are respectively inserted into the cylindrical grooves (17) of the two binding posts (13), two symmetrically distributed connecting pipes (9) are arranged at one end of the handle (4), a spiral connector (14) is in threaded connection with one end of each connecting pipe (9), a second insulating loop block (15) is arranged inside one end of each spiral connector (14), and two ends of the inoculating wire (5) penetrate through the middle of the second insulating loop block (15), the second insulating ring piece (15) that set up are used for fixing inoculation silk (5) on helical connector (14), the inside of handle (4) is provided with temperature control assembly, air outlet (8) have been seted up to the one end of handle (4).

2. The electric heating air cooling temperature control bacteria inoculating loop as claimed in claim 1, wherein one end of the handle (4) is provided with a magnet (1), and the second insulating loop block (15) is made of insulating and heat-insulating ceramic.

3. The electric heating air cooling temperature control bacteria inoculating loop of claim 1, wherein the electric heating assembly further comprises a second button (7), the second button (7) is arranged on the outer wall of one side of the handle (4), and the second button (7) is electrically connected with the temperature control assembly.

4. The electric heating air-cooling temperature-control bacteria inoculating loop as claimed in claim 3, wherein the temperature-control assembly is composed of a microprocessor and a sensor, the microprocessor is fixedly installed in the cavity of the handle (4), one end of the sensor penetrates through the first insulating loop block (16) and extends to the inside of the connecting pipe (9) for detecting the temperature inside the connecting pipe (9), and the microprocessor is located between the fan (2) and the inoculating wire (5).

5. The electrothermal air-cooled temperature-controlled bacterial inoculating loop of claim 1, wherein a transformer and an overload protector are integrated on the adapter for regulating voltage on the circuit at temperature.

6. The electrically heated air-cooled temperature controlled bacterial inoculating loop of claim 4, wherein the second button (7) has at least two gears for controlling the temperature on the inoculating wire (5), the second button (7) being electrically connected to the microprocessor.

7. The electric heating air-cooling temperature-control bacteria inoculating loop as claimed in claim 1, wherein one end of the handle (4) is in a flat round shape, the air-cooling assembly is composed of a fan (2) and a first key (3), the fan (2) is fixedly installed at the flat round position of the handle (4), the first key (3) is arranged in the middle of the handle (4), and the first key (3) is used for controlling the start and stop of the fan (2).

8. The electric heating air cooling temperature control bacteria inoculating loop as claimed in claim 1, wherein a first wire opening (10) is formed in the outer wall of one side of the handle (4), a concentrator (12) is arranged on the outer wall of one side of the handle (4), an expanding wiring (6) is arranged on one side of the concentrator (12), wires of the air cooling assembly, the electric heating assembly and the temperature control assembly are connected to the concentrator (12) through the first wire opening (10), and the expanding wiring (6) is connected with an adapter in an inserting mode.

9. The electric heating air cooling temperature control bacteria inoculating loop as claimed in claim 4, wherein a third button is arranged on the handle (4), the third button is used for controlling the actions of the air cooling component and the electric heating component, and the third button is a delay switch.

10. The electric heating air-cooling temperature-control bacteria inoculating loop according to claim 1, wherein the openings of the air outlets (8) are all towards the connecting pipe (9) for cooling the inoculating wire (5).

Background

The inoculating loop is a laboratory tool commonly used in life science experiments and is widely applied to the fields of multiple subjects such as microbial detection, cell microbes, molecular biology and the like. The inoculating loop can be divided into disposable plastic inoculating loop (made of plastic) and metal inoculating loop according to different materials. At present, the bacterial inoculating loop commonly used in clinical microbiological laboratories is formed by a platinum loop with the diameter of 2-4 mm and a rod-shaped handle, when in use, a specimen is picked by the inoculating loop, and the inoculating loop is used for streak inoculation on a culture medium in a segmentation way to obtain a single bacterial colony for further identification.

Although the existing inoculating loop has a simple structure, before inoculation, the inoculation part of the existing device needs to be wiped by alcohol or quickly sterilized by flame at high temperature, so that in the actual operation process, more equipment needs to be prepared, the operation steps are more complicated, and the use is inconvenient.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an electric heating air cooling temperature control bacterial inoculating loop.

The electric heating air cooling temperature control bacteria inoculating loop comprises a handle and an adapter, wherein the middle of the handle is of a cavity structure, one end of the handle is provided with an electric heating component, the other end is provided with an air cooling component, the electric heating component comprises an inoculation wire and a binding post, the inoculation wire is in a semi-elliptical shape, cylindrical grooves are formed in the ends, in contact with the inoculation wire, of the binding posts, the two ends of the inoculation wire are respectively inserted into the cylindrical grooves of the two binding posts, two symmetrically distributed connecting pipes are arranged at one end of the handle, and the equal threaded connection of one end of connecting pipe has screwed joint, the inside second insulating ring piece that all is provided with of one end of screwed joint, the both ends of inoculation silk all pass the centre of second insulating ring piece, and the second insulating ring piece that sets up is used for fixing the inoculation silk on screwed joint, the inside of handle is provided with temperature control component, the air outlet has been seted up to the one end of handle.

Preferably, one end of the handle is provided with a magnet, and the second insulating ring block is made of insulating and heat-insulating ceramic.

Preferably, the electric heating assembly further comprises a second button, the second button is arranged on the outer wall of one side of the handle, and the second button is electrically connected with the temperature control assembly.

Preferably, the temperature control assembly consists of a microprocessor and a sensor, the microprocessor is fixedly installed in the cavity of the handle, one end of the sensor penetrates through the first insulating ring block to extend into the connecting pipe and is used for detecting the temperature inside the connecting pipe, and the microprocessor is located between the fan and the inoculation wire.

Preferably, a transformer and an overload protector are integrated on the adapter for regulating the voltage on the circuit at temperature.

Preferably, the second button has at least two gears for controlling the temperature on the inoculation wire, and the second button is electrically connected to the microprocessor.

Preferably, the one end of handle is the oblate form, and the forced air cooling subassembly comprises fan and first button, and fan fixed mounting is in the oblate department of handle, and first button sets up in the middle part of handle, and first button is used for controlling opening of fan and stops.

Preferably, a first wire opening is formed in the outer wall of one side of the handle, a concentrator is arranged on the outer wall of one side of the handle, an expansion wiring is arranged on one side of the concentrator, wires of the air cooling assembly, the electric heating assembly and the temperature control assembly are connected to the concentrator through the first wire opening, and the expansion wiring is connected with the adapter in an inserting mode.

Preferably, the handle is provided with a third key, the third key is used for controlling the actions of the air cooling assembly and the electric heating assembly, and the third key is a delay switch.

Preferably, the openings of the air outlets face the connecting pipe, and the connecting pipe is used for cooling the inoculation wire.

The beneficial effects of the invention are as follows:

1. according to the invention, the adaptor is connected with the power supply by the worker, the electric heating component is started by pressing the second key, the inoculation wire is an electric heating wire, and high temperature generated by the inoculation wire during working plays a role in disinfection and sterilization, so that the trouble of preparing alcohol to pass through an alcohol lamp in the traditional operation process is avoided, the operation is simple, meanwhile, the phenomena of naked fire and alcohol volatilization can be avoided, the safety is high, after high-temperature sterilization, the worker presses the first key to start the fan, wind generated by the rotation of the fan is conveyed to the air outlet through the cavity in the handle and then is blown to the inoculation wire through the air outlet, so that the air-cooled temperature reduction of the inoculation wire is realized, the whole structure of the device is compact, the occupied space is small, and the single-hand operation is convenient;

2. according to the invention, the microprocessor is arranged between the fan and the inoculation wire, and the fan provides air cooling for the inoculation wire and heat dissipation for the microprocessor at the same time, so that the working environment of the microprocessor is conveniently ensured;

3. the second insulating ring block is made of insulating and heat-insulating ceramic and used for preventing high temperature on the inoculation wire from being transmitted to the spiral connector during working so as to play a heat-insulating role, and the ceramic has good high-temperature resistance and long service life;

4. the magnetic suspension device is convenient to be adsorbed on other objects through magnetic force when in use by arranging the magnet at the end provided with the handle, so that the suspension of the device is convenient to realize.

Drawings

FIG. 1 is a schematic view of the overall structure of an electrothermal air-cooled temperature-controlled bacterial inoculating loop provided by the invention;

FIG. 2 is a schematic view of an air outlet structure of an electric heating air cooling temperature control bacterial inoculating loop provided by the invention;

FIG. 3 is a schematic top structure view of an electric heating air cooling temperature control bacterial inoculating loop provided by the invention;

FIG. 4 is a schematic cross-sectional view of the tail end of the electric heating air cooling temperature control bacterial inoculating loop provided by the invention;

FIG. 5 is a schematic view of a partial cross section of the joint between the tail end of the electric heating air cooling temperature control bacterial inoculating loop and the inoculating wire.

In the figure: 1-magnet, 2-fan, 3-first button, 4-handle, 5-inoculation silk, 6-expansion wiring, 7-second button, 8-air outlet, 9-connecting pipe, 10-first wire guide port, 12-concentrator, 13-binding post, 14-screw joint, 15-second insulating ring block, 16-first insulating ring block and 17-cylindrical groove.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-5, an electric heating air cooling temperature control bacteria inoculating loop comprises a handle 4 and an adapter, the middle of the handle 4 is of a cavity structure, one end of the handle 4 is provided with an electric heating assembly, the other end of the handle is provided with an air cooling assembly, the electric heating assembly comprises an inoculating wire 5 and binding posts 13, the inoculating wire 5 is in a semi-elliptical shape, the number of the binding posts 13 is two, one ends of the binding posts 13, which are contacted with the inoculating wire 5, are respectively provided with a cylindrical groove 17, two ends of the inoculating wire 5 are respectively inserted into the cylindrical grooves 17 of the two binding posts 13, one end of the handle 4 is provided with two symmetrically distributed connecting pipes 9, one end of each connecting pipe 9 is in threaded connection with a spiral joint 14, a second insulating loop block 15 is arranged inside one end of the spiral joint 14, the insulating block 15 is composed of two hollow semi-circular truncated cones, in the screwing process of the spiral joint 14, the binding posts 13 abut against the second insulating loop block 15, the second insulating ring block 15 is conveyed into the small end of the spiral connector 14, the second insulating ring block 15 is clamped and combined, two ends of the inoculation wire 5 penetrate through the middle of the second insulating ring block 15, the second insulating ring block 15 is used for fixing the inoculation wire 5 on the spiral connector 14, the temperature control component is arranged inside the handle 4, and the air outlet 8 is formed in one end of the handle 4.

In the invention, one end of the handle 4 is provided with the magnet 1, so that the magnetic force is convenient to adsorb on other objects when in use, and the suspension of the device is convenient to realize; the second insulating ring block 15 is made of insulating and heat-insulating ceramic, is used for preventing high temperature on the inoculation wire 5 from being transmitted to the spiral connector 14 during working, plays a role in heat insulation, and has good high-temperature resistance and long service life.

In the invention, the electric heating component also comprises a second key 7, the second key 7 is arranged on the outer wall of one side of the handle 4, and the second key 7 is electrically connected with the temperature control component.

In the invention, the electric heating assembly also comprises a second key 7, the second key 7 is arranged on the outer wall of one side of the handle 4, the second key 7 is electrically connected with the temperature control assembly, the temperature control assembly consists of a microprocessor and a sensor, the microprocessor is fixedly arranged in the cavity of the handle 4, one end of the sensor penetrates through the first insulating ring block 16 and extends into the connecting pipe 9 for detecting the temperature in the connecting pipe 9, the microprocessor is positioned between the fan 2 and the inoculation wire 5, and the fan 2 provides air cooling for the inoculation wire 5 and heat dissipation for the microprocessor at the same time, so that the working environment of the microprocessor is ensured.

In the invention, the adapter is integrated with a transformer and an overload protector, and is used for adjusting the voltage on the circuit during temperature adjustment so as to realize temperature control.

In the invention, the second key 7 is provided with at least two gears for controlling the temperature on the inoculation wire 5, and the second key 7 is electrically connected to the microprocessor.

According to the invention, one end of the handle 4 is oblate, the air cooling assembly is composed of the fan 2 and the first key 3, the fan 2 is fixedly arranged at the oblate position of the handle 4, the first key 3 is arranged in the middle of the handle 4, and the first key 3 is used for controlling the starting and stopping of the fan 2.

According to the invention, a first wire opening 10 is formed in the outer wall of one side of a handle 4, a concentrator 12 is arranged on the outer wall of one side of the handle 4, an expanded wiring 6 is arranged on one side of the concentrator 12, wires of an air cooling assembly, an electric heating assembly and a temperature control assembly are all connected to the concentrator 12 through the first wire opening 10, and the expanded wiring 6 is connected with an adapter in an inserting mode.

In the invention, the openings of the air outlets 8 face the connecting pipe 9, so that air cooling is conveniently provided for the inoculation wire 5.

The working principle is as follows: during the use, the staff is connected adapter and power, press second button 7 and start electric heating element, inoculation silk 5 is the heating wire, the high temperature that 5 productions of during operation inoculation silk plays disinfection's effect, avoid the trouble that traditional operation in-process need prepare alcohol and cross the alcohol burner from this, and is simple in operation, avoid using naked light with this volatile phenomenon of alcohol, and the security is high, after the pasteurization, the staff presses first button 3, start fan 2, the rotatory wind that produces of fan 2 is carried to air outlet 8 department through the cavity in the handle 4, blow to inoculation silk 5 department by air outlet 8 again, with this 5 air-cooled cooling of inoculation silk of realization.

Example 2

Referring to fig. 1-5, in this embodiment, compared with embodiment 1, the first button 3 and the second button 7 on the handle 4 are combined into a third button, and the third button is used to control the actions of the air cooling component and the electric heating component, and the third button is a delay switch.

The working principle is as follows: the third key is in an on-off mode, namely the electric heating component is started to heat when the third key is pressed once, the fan 2 is started and the electric heating component stops heating when the electric heating component is not closed, the air cooling component is closed when the air cooling component works when the third key is pressed once again, and the third key is a time delay switch, namely the third key is closed for a period of time, the third key can be automatically switched off, so that the air cooling component or the electric heating component is prevented from working for a long time.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.