1. A snake climbing prevention device for an electric power iron tower comprises a tower body (1); the method is characterized in that:

a plurality of struts (101) are symmetrically fixed at the bottom of the tower body (1), the lower ends of the struts (101) are fixedly connected with a base (102), and an annular driving cavity (103) is formed in the base (102);

a sleeve (104) is sleeved on the peripheral side surface of the support column (101), and the bottom of the sleeve (104) is fixedly connected with a friction wheel (105);

the utility model discloses a supporting column, including pillar (101), apron (106), spacing spring (107) and sleeve pipe (104) top fixed connection, spacing spring (107) cover is established on pillar (101) week side.

2. The anti-snake climbing device for the electric iron tower as claimed in claim 1, wherein a driving wheel (108) is rotatably connected to the upper surface of the base (102), the driving wheel (108) is located on one side of the friction wheel (105), a strip-shaped accommodating hole (109) is formed in the peripheral side surface of the driving wheel (108), an end surface of the strip-shaped accommodating hole (109) is hinged to an arc-shaped driving plate (110) through a rotating shaft, and the arc-shaped driving plate (110) is located outside the strip-shaped accommodating hole (109).

3. The snake climbing prevention device for the electric iron tower as claimed in claim 2, wherein a buffer spring (111) is fixedly connected to the inner side wall of the arc-shaped driving plate (110), and one end of the buffer spring (111) is fixedly connected to the inner wall of the strip-shaped accommodating hole (109).

4. The snake climbing prevention device for the electric iron tower as claimed in claim 2, wherein a driving motor (112) is fixedly installed at the bottom in the annular driving cavity (103), and one end of an output shaft of the driving motor (112) is fixedly connected with the lower surface of the driving wheel (108).

5. The snake climbing prevention device for the electric iron tower as claimed in claim 1, wherein two limit blocks (113) are symmetrically fixed on the peripheral side of the upper end of the strut (101), and the upper surfaces of the limit blocks (113) are in sliding fit with the lower surface of the cover plate (106).

6. The snake climbing prevention device for the electric power iron tower as claimed in claim 1, wherein a switch button (114) is installed on the upper surface of the base (102), and the switch button (114) is located at a position below the friction wheel (105).

7. The snake climbing prevention device for the electric power iron tower as claimed in claim 1, wherein a plurality of driving strips (115) penetrate through the upper surface of the base (102), and arc-shaped connecting plates (116) are fixed between the lower ends of the driving strips (115) in the annular driving cavity (103).

8. The anti-snake climbing device for the electric iron tower as claimed in claim 7, wherein a stepping motor (117) is fixedly installed on the inner wall of the annular driving cavity (103), a shaft rod (118) is fixed at one end of an output shaft of the stepping motor (117), one end of the shaft rod (118) is rotatably connected with the outer wall of the annular driving cavity (103), an eccentric wheel (119) is fixed on the peripheral side surface of the shaft rod (118), and the peripheral side surface of the eccentric wheel (119) is matched with the lower surface of the arc-shaped connecting plate (116).

Background

The power tower is an important facility in power transmission technology and is used for high voltage transmission, so the power tower has great danger and generally needs to keep a sufficient safety distance from people or places where people live, otherwise, electric shock accidents are easy to happen. The electric iron tower is a tower-shaped building for power transmission, and its structure is characterized by that all tower types are space truss structure, and the bar members are mainly formed from single equilateral angle steel or combined angle steel, and the bar members are connected by using coarse bolts, and connected by means of shearing force of bolts, and the whole tower is formed from angle steel, connecting steel plate and bolts, and the individual components, such as tower foot, are welded into an assembly by means of several steel plates, so that it is very convenient for hot-galvanized anticorrosion, transportation and construction. The pillar of the electric power iron tower is a place where snakes like to climb, often causes short circuit or discharge, brings hidden danger to safe operation of a system, and greatly influences normal operation and maintenance work of a power grid.

The snake equipment that prevents of current electric power iron tower effect is relatively poor, adopts the anti-snake gold utensil of acupuncture structure or fixed card structure of grabbing usually, makes the snake can not pass through when crawling along the pillar, causes the snake to die when forcing through even to protection electric power system's safety, these methods that prevent the snake class climbing lead to the snake dead easily, destroy natural ecological environment.

Disclosure of Invention

The invention aims to provide a snake climbing prevention device for an electric iron tower, which solves the problems that the snake climbing prevention device for the existing electric iron tower is poor in effect, easily causes death of snakes and damages the natural ecological environment through the design of a sleeve, a friction wheel, a limiting spring, a driving wheel and an arc-shaped driving plate.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a snake climbing prevention device for an electric iron tower, which comprises a tower body;

a plurality of struts are symmetrically fixed at the bottom of the tower body, the lower ends of the struts are fixedly connected with a base, and an annular driving cavity is formed in the base;

a sleeve is sleeved on the peripheral side of the support, and the bottom of the sleeve is fixedly connected with a friction wheel;

the supporting column is characterized in that a cover disc is rotatably connected to the circumferential side face of the upper end of the supporting column, a limiting spring is fixedly connected to the lower surface of the cover disc, one end of the limiting spring is fixedly connected with the top of the sleeve, and the limiting spring is sleeved on the circumferential side face of the supporting column.

Further, the base upper surface rotates and is connected with the drive wheel, the drive wheel is located friction pulley one side, the drive wheel week side has been seted up the bar and has been accomodate the hole, a bar is accomodate a hole terminal surface and is articulated through the pivot and have an arc drive plate, the arc drive plate is located the bar and accomodates the hole outside.

Further, arc drive plate inside wall fixedly connected with buffer spring, buffer spring one end and bar are accomodate downthehole wall fixed connection.

Furthermore, a driving motor is fixedly installed at the bottom in the annular driving cavity, and one end of an output shaft of the driving motor is fixedly connected with the lower surface of the driving wheel.

Furthermore, two limiting blocks are symmetrically fixed on the peripheral side face of the upper end of the support, and the upper surfaces of the limiting blocks are in sliding fit with the lower surface of the cover plate.

Further, surface mounting has shift knob on the base, shift knob is located friction pulley below position.

Furthermore, a plurality of driving strips penetrate through the upper surface of the base, and arc-shaped connecting plates are fixed between the lower ends of the driving strips, which are located inside the annular driving cavity.

Furthermore, a stepping motor is fixedly mounted on the inner wall of the annular driving cavity, a shaft rod is fixed at one end of an output shaft of the stepping motor, one end of the shaft rod is rotatably connected with the outer wall of the annular driving cavity, an eccentric wheel is fixed on the circumferential side surface of the shaft rod, and the circumferential side surface of the eccentric wheel is matched with the lower surface of the arc connecting plate.

The invention has the following beneficial effects:

1. according to the invention, through the design of the sleeve, the friction wheel, the limiting spring, the driving wheel and the arc-shaped driving plate, when a snake crawls upwards along the sleeve, the sleeve drives the friction wheel to slide downwards along the support, the friction wheel descends to press the switch button, the switch button controls the driving motor to drive the driving wheel to rotate, the arc-shaped driving plate of the driving wheel is in contact with the circumferential side surface of the friction wheel and is pressed into the strip-shaped accommodating hole of the driving wheel, meanwhile, the arc-shaped driving plate drives the friction wheel to rotate, the friction wheel drives the sleeve to rotate, the sleeve throws off the snake, the snake is prevented from crawling to the tower body from the sleeve, the effect of preventing the snake from climbing is achieved, the sleeve is lifted along the support by the pulling force of the limiting spring after the snake is thrown off, the friction wheel of the sleeve is separated from the switch button, the driving motor stops driving the driving wheel to rotate, and the energy consumption is saved.

2. According to the invention, through the design of the driving strips, the arc connecting plates and the eccentric wheel, when a snake crawls upwards along the sleeve, the sleeve slides downwards to enable the friction wheel to descend to press the switch button, the switch button controls the stepping motor to drive the eccentric wheel to rotate through the shaft rod, so that the eccentric wheel repeatedly jacks up the arc connecting plates upwards, and the arc connecting plates drive the driving strips to repeatedly lift, thereby enabling the driving strips to drive away the snake on the base, preventing the snake from staying on the base, and avoiding the snake from climbing the tower body.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic structural diagram of a snake climbing prevention device of an electric power iron tower;

FIG. 2 is a structural elevation view of the present invention;

FIG. 3 is a schematic structural view of a strut;

FIG. 4 is a front view of the structure of FIG. 3;

FIG. 5 is a schematic view of the interior of the annular drive chamber;

FIG. 6 is a front view of the structure of FIG. 5;

fig. 7 is a schematic view of the structure of the driving wheel.

In the drawings, the components represented by the respective reference numerals are listed below:

1-tower body, 101-support column, 102-base, 103-annular driving cavity, 104-sleeve, 105-friction wheel, 106-cover disc, 107-limit spring, 108-driving wheel, 109-strip-shaped receiving hole, 110-arc-shaped driving plate, 111-buffer spring, 112-driving motor, 113-limit block, 114-switch button, 115-driving strip, 116-arc-shaped connecting plate, 117-stepping motor, 118-shaft rod and 119-eccentric wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention is a snake climbing prevention device for an electric iron tower, including a tower body 1, a plurality of columns 101 are symmetrically fixed at the bottom of the tower body 1, a base 102 is fixedly connected to the lower ends of the columns 101, an annular driving cavity 103 is formed in the base 102, a sleeve 104 is sleeved on the circumferential side of the columns 101, a friction wheel 105 is fixedly connected to the bottom of the sleeve 104, friction points are uniformly distributed on the circumferential side of the friction wheel 105, an arc driving plate 110 of a driving wheel 108 can drive the friction wheel 105 to rotate, a cover 106 is rotatably connected to the circumferential side of the upper end of the column 101, a limiting spring 107 is fixedly connected to the lower surface of the cover 106, one end of the limiting spring 107 is fixedly connected to the top of the sleeve 104, the limiting spring 107 is sleeved on the circumferential side of the column 101, the cover 106 can hang the sleeve 104 through the limiting spring 107, the upper surface of the base 102 is rotatably connected to the driving wheel 108, the driving wheel 108 is located at one side of the friction wheel 105, the side surface of the driving wheel 108 is provided with a strip-shaped accommodating hole 109, one end surface of the strip-shaped accommodating hole 109 is hinged with an arc driving plate 110 through a rotating shaft, the arc driving plate 110 is positioned outside the strip-shaped accommodating hole 109, the arc driving plate 110 can rotate to the inside of the strip-shaped accommodating hole 109, the inner side wall of the arc driving plate 110 is fixedly connected with a buffer spring 111, one end of the buffer spring 111 is fixedly connected with the inner wall of the strip-shaped accommodating hole 109, the buffer spring 111 can eject the arc driving plate 110 to the outside of the strip-shaped accommodating hole 109, a driving motor 112 is fixedly installed at the bottom in the annular driving cavity 103, one end of an output shaft of the driving motor 112 is fixedly connected with the lower surface of the driving wheel 108, when a snake climbs upwards along the sleeve 104, the sleeve 104 drives the friction wheel 105 to slide downwards along the pillar 101, the friction wheel 105 descends to press a switch button 114, the switch button 114 controls the driving motor 112 to drive the driving wheel 108 to rotate, and the arc driving plate 110 of the driving wheel 108 contacts with the side surface of the friction wheel 105, and make arc drive plate 110 pressed into the strip-shaped accommodating hole 109 of drive wheel 108, arc drive plate 110 drives friction pulley 105 to rotate simultaneously, friction pulley 105 drives sleeve 104 and rotates, make sleeve 104 get rid of the snake, prevent that the snake from climbing to tower body 1 from sleeve 104, thereby reach the effect of preventing the snake from climbing, sleeve 104 gets rid of the snake and receives the pulling force of limiting spring 107 and rises along pillar 101, make sleeve 104's friction pulley 105 break away from shift knob 114, make driving motor 112 stop to drive wheel 108 and rotate, energy consumption is saved.

As shown in fig. 3-4, two limiting blocks 113 are symmetrically fixed on the circumferential side surface of the upper end of the support column 101, the upper surface of the limiting block 113 is in sliding fit with the lower surface of the cover plate 106, and the limiting block 113 can support the cover plate 106 to prevent the cover plate 106 from sliding down along the support column 101.

As shown in fig. 3-5, a switch button 114 is installed on the upper surface of the base 102, the switch button 114 is located below the friction wheel 105, the friction wheel 105 descends to press the switch button 114, the switch button 114 is electrically connected to the driving motor 112 and the stepping motor 117 through wires, and all power consumption is provided by an external power source.

As shown in fig. 3-6, a plurality of driving strips 115 penetrate through the upper surface of the base 102, an arc connecting plate 116 is fixed between the lower ends of the driving strips 115 located inside the annular driving cavity 103, a stepping motor 117 is fixedly installed on the inner wall of the annular driving cavity 103, a shaft rod 118 is fixed at one end of an output shaft of the stepping motor 117, one end of the shaft rod 118 is rotatably connected with the outer wall of the annular driving cavity 103, an eccentric wheel 119 is fixed on the peripheral surface of the shaft rod 118, the peripheral surface of the eccentric wheel 119 is matched with the lower surface of the arc connecting plate 116, the sleeve 104 slides downwards to enable the friction wheel 105 to descend to press the switch button 114, the switch button 114 controls the stepping motor 117 to drive the eccentric wheel 119 to rotate through the shaft rod 118, the eccentric wheel 119 repeatedly jacks up the arc connecting plate 116, and the arc connecting plate 116 drives the driving strips 115 to repeatedly lift, thereby enabling the driving strips 115 to drive away the snake on the base 102, preventing the snake from staying on the base 102 and avoiding the snake climbing the tower body 1.

The working principle of the embodiment is as follows: when a snake climbs upwards along the sleeve 104, the sleeve 104 drives the friction wheel 105 to slide downwards along the support 101, the friction wheel 105 descends to press the switch button 114, the switch button 114 controls the driving motor 112 to drive the driving wheel 108 to rotate, the arc-shaped driving plate 110 of the driving wheel 108 is in contact with the circumferential side face of the friction wheel 105, the arc-shaped driving plate 110 is pressed into the strip-shaped accommodating hole 109 of the driving wheel 108, meanwhile, the arc-shaped driving plate 110 drives the friction wheel 105 to rotate, the friction wheel 105 drives the sleeve 104 to rotate, the sleeve 104 throws off the snake, the snake is prevented from climbing onto the tower body 1 from the sleeve 104, the effect of preventing the snake from climbing is achieved, the sleeve 104 is lifted along the support 101 under the pulling force of the limiting spring 107 after the snake is thrown off, the friction wheel 105 of the sleeve 104 is separated from the switch button 114, the driving; the sleeve 104 slides downwards to enable the friction wheel 105 to descend to press the switch button 114, the switch button 114 controls the stepping motor 117 to drive the eccentric wheel 119 to rotate through the shaft rod 118, the eccentric wheel 119 repeatedly jacks up the arc connecting plate 116, the arc connecting plate 116 drives the driving strip 115 to repeatedly lift, and therefore the driving strip 115 drives away a snake on the base 102, the snake is prevented from staying on the base 102, and the snake climbing tower body 1 is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 the invention. In this specification, the schematic representations of the terms used above do not necessarily 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.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.