CN213912042U - Automatic locking anti-falling device for extra-high voltage iron tower foot nail - Google Patents
Automatic locking anti-falling device for extra-high voltage iron tower foot nail Download PDFInfo
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- CN213912042U CN213912042U CN202022498644.1U CN202022498644U CN213912042U CN 213912042 U CN213912042 U CN 213912042U CN 202022498644 U CN202022498644 U CN 202022498644U CN 213912042 U CN213912042 U CN 213912042U
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- falling device
- high voltage
- foot nail
- automatic locking
- tower foot
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 38
- 229910052742 iron Inorganic materials 0.000 title claims description 19
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000009194 climbing Effects 0.000 description 16
- 230000001012 protector Effects 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model discloses an automatic locking anti-falling device for special high voltage tower foot nail, including depression bar and safety hook body, the depression bar passes through reset spring and first rivet connection safety hook body, the depression bar is pressed down the end and is posted anti-skidding rubber pad, and the locking end is annular tooth mouth, and the abnormal shape is sealed and is passed through second rivet and this body coupling of safety hook, and the spring in the abnormal shape seal can help the abnormal shape to seal and realize self-locking function. The connecting hole of safety hook body bottom can connect the buckle to connect the safety belt that the operating personnel dressed through the buckle, along with the operating personnel constantly climbs the height, hang the automatic locking safety hook device of special high voltage tower foot nail gradually to higher foot nail, guaranteed that the operating personnel scrambles the in-process and does not lose the back-up protection.
Description
Technical Field
The utility model belongs to transmission line tower climbing operation multiplexer utensil, concretely relates to automatic locking anti-falling device for special high voltage tower foot nail.
Background
With the rapid development of economy in China, ultrahigh voltage and extra-high voltage power grids become backbone net racks of transmission lines in China, the transmission capacity of the ultrahigh voltage and extra-high voltage lines is large, the requirement on operation reliability is high, tower climbing maintenance of the transmission lines is a main means for ensuring safe operation of the transmission lines, at present, part of iron towers are not provided with anti-falling rails, the first tower climbing personnel are not provided with backup protection in the climbing process, and the operation danger is greatly increased, so that an automatic locking anti-falling device is necessary to be developed and can be used in the tower climbing process without the anti-falling rails.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic locking anti-falling device for extra-high voltage iron tower foot nail to solve and not install the problem that does not have backup protection in the orbital iron tower climbing process of preventing weighing down, in order to improve the operation security.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic locking anti-falling device for an extra-high voltage iron tower foot nail comprises an anti-falling device body, wherein a clamping groove for locking the extra-high voltage iron tower foot nail and a handheld part for facilitating gripping are arranged on the anti-falling device body, a special-shaped seal capable of sealing the clamping groove is arranged at the clamping groove, the special-shaped seal is connected with the anti-falling device body through a second rivet, and the special-shaped seal has a self-locking function;
the safety hook body is formed by splicing two symmetrical structures, a pressure rod is inserted between the two symmetrical structures, the end part of the pressure rod inserted between the two symmetrical structures is an annular tooth opening, the annular tooth opening is consistent with the shape of the top of the clamping groove, a reset spring is arranged between the part of the pressure rod, which is positioned outside the two symmetrical structures, and the safety hook body, and the pressure rod is connected with the safety hook body through a first rivet.
Furthermore, the free end of the part of the pressure lever, which is positioned outside the two symmetrical structures, is provided with an anti-skid rubber pad.
Furthermore, the upper end face of the special-shaped seal is of an arc-shaped structure, and the upper end face of the special-shaped seal is matched with the annular tooth mouth to lock the ultrahigh voltage iron tower foot nail.
Furthermore, the handheld part of the falling protector body is wrapped with an anti-skidding rubber sleeve.
Furthermore, the falling protector body is provided with a connecting hole, and when the falling protector is used, the connecting hole is connected with a buckle of a safety belt of an operator.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model relates to a reserve protection device of shaft tower climbing in-process has solved the problem that does not install and prevent weighing down orbital iron tower climbing in-process and do not have reserve protection, holds the automatic locking anti-falling device of special high voltage iron tower foot nail and directly hangs at the foot nail, seals through annular tooth mouth and abnormal shape and can pin the foot nail, prevents to skid, can follow the foot nail and take out after directly pressing down the depression bar when taking off the device. Compared with a hanging ring type falling protector, the falling protector has the advantages that the operation convenience is improved, the special-shaped sealing door of the falling protector and the annular tooth mouth under the action of the spring can tightly clamp the foot nail, the falling protector is prevented from slipping or falling off the foot nail, and the operation safety is improved.
Furthermore, the hand-held part and the pressure bar pressing part of the automatic locking anti-falling device of the ultra-high voltage iron tower foot nail are attached with anti-slip rubber, so that the friction force of the contact surface of the hand and the anti-falling device is greatly increased, and the anti-slip is prevented.
Furthermore, the connecting hole at the bottom of the falling protector body can be connected with a retaining ring, the safety belt worn by an operator is connected through the retaining ring, and the falling protector is gradually hung on a higher foot nail along with continuous climbing of the operator, so that the condition that the operator does not lose back-up protection in the climbing process is ensured.
Drawings
FIG. 1 is a structural diagram of an automatic locking anti-falling device of an extra-high voltage iron tower foot nail
Wherein, 1, a pressure lever; 2. the anti-falling device body; 3. a return spring; 4. a first rivet; 5. an anti-skid rubber pad; 6. an annular tooth mouth; 7. sealing in a special shape; 8. a second rivet; 9. an anti-slip rubber sleeve; 10 connecting the holes.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, an automatic locking anti-falling device for an extra-high voltage iron tower foot nail comprises a pressure lever 1 made of metal, an anti-falling device body 2, a reset spring 3, a first rivet 4, an anti-skid rubber pad 5, an annular tooth mouth 6, a special-shaped seal 7, a second rivet 8, an anti-skid rubber sleeve 9 and a connecting hole 10; the pressure lever 1 is connected with the falling protector body 2 through a reset spring 3 and a first rivet 4, an anti-skid rubber pad 5 is pasted at the pressing end of the pressure lever 1, the locking end is an annular tooth mouth 6, a special-shaped seal 7 is connected with the falling protector body 2 through a second rivet 8, a spring in the special-shaped seal 7 can help the special-shaped seal 7 to realize a self-locking function, the upper part of a foot nail is pressed by the annular tooth mouth 6 after passing through the special-shaped seal 7, the lower part of the foot nail is supported by the special-shaped seal 7, the falling protector body 2 is locked through the special-shaped seal 7 and the annular tooth mouth 6, the handheld part of the falling protector body 2 is coated by an anti-skid rubber sleeve 9, a connecting hole 10 at the bottom of the falling protector body 2 can be connected with a retaining ring, and is connected with a safety belt worn by an operator through a retaining ring, the foot nails are automatically locked after passing through the special-shaped seal 7, through pressing the anti-skidding rubber pad 5 on the metal depression bar 1, make annular tooth mouth 6 upwards lift up, can with the utility model discloses an automatic locking anti-falling device takes out along the foot nail.
When climbing the tower, the operator connects the automatic locking anti-falling device of the ultra-high voltage iron tower foot nail with the worn safety belt through the connecting hole 10. An operator holds the automatic locking anti-falling device of the special high voltage iron tower foot nail, hangs the special-shaped seal 7 on the high foot nail and then climbs upwards. When the worker climbs to the anti-falling device and the safety belt is slightly higher, the worker stops climbing, presses the pressure rod 1, takes out the anti-falling device along the foot nail and hangs the anti-falling device on the higher foot nail. The process is repeated again, the height of the working point is reached all the time, and the safety backup of the working personnel in the climbing process is guaranteed.
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:
as shown in figure 1, an operator connects an automatic locking anti-falling device of an extra-high voltage iron tower foot nail with a worn safety belt through a connecting hole 10, hangs the anti-falling device on a high foot nail through a special-shaped seal 7, and starts climbing upwards as a backup protection device.
As shown in figure 1, the automatic locking anti-falling device of the high-voltage tower foot nail is hung on the high-altitude foot nail through the special-shaped seal 7, and the foot nail can be locked through the annular tooth mouth 6 and the special-shaped seal 7, so that the anti-falling device is prevented from slipping or falling off from the foot nail. The hand-held part of the automatic locking anti-falling device of the ultra-high voltage iron tower foot nail and the pressing part of the pressure lever 1 are attached with anti-slip rubber, so that the friction force of the contact surface of the hand and the anti-falling device is greatly increased, and the anti-slip is prevented. The connecting hole 10 at the bottom of the falling protector body 2 can be connected with a retaining ring, and is connected with a safety belt worn by an operator through the retaining ring, and the falling protector is gradually hung on a higher foot nail along with continuous climbing of the operator, so that the condition that the operator does not lose back-up protection in the climbing process is ensured.
Claims (5)
1. An automatic locking anti-falling device for an extra-high voltage iron tower foot nail is characterized by comprising an anti-falling device body (2), wherein a clamping groove for locking the extra-high voltage iron tower foot nail and a handheld part for facilitating gripping are arranged on the anti-falling device body (2), a special-shaped seal (7) capable of sealing the clamping groove is arranged at the clamping groove, the special-shaped seal (7) is connected with the anti-falling device body (2) through a second rivet (8), and the special-shaped seal (7) has a self-locking function;
the safety hook body (2) is formed by splicing two symmetrical structures, a pressure rod (1) is inserted between the two symmetrical structures, the end part of the pressure rod (1) inserted between the two symmetrical structures is an annular tooth opening (6), the annular tooth opening (6) is consistent with the shape of the top of the clamping groove, a reset spring (3) is arranged between the part of the pressure rod (1) outside the two symmetrical structures and the safety hook body (2), and the pressure rod (1) is connected with the safety hook body (2) through a first rivet (4).
2. The automatic locking and anti-falling device for the extra-high voltage tower foot nail according to claim 1 is characterized in that the free end of the part of the pressure lever (1) outside the two symmetrical structures is provided with an anti-skid rubber pad (5).
3. The automatic locking and anti-falling device for the extra-high voltage tower foot nail according to claim 1 is characterized in that the upper end surface of the special-shaped seal (7) is of an arc-shaped structure, and the upper end surface of the special-shaped seal (7) is matched with the annular tooth opening (6) to lock the extra-high voltage tower foot nail.
4. The automatic locking anti-falling device for the ultra-high voltage tower foot nail is characterized in that a handheld part of the anti-falling device body (2) is coated with an anti-slip rubber sleeve (9).
5. The automatic locking and anti-falling device for the ultra-high voltage tower foot nails is characterized in that the anti-falling device body (2) is provided with a connecting hole (10), and when in use, the connecting hole (10) is connected with a buckle of a safety belt of an operator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022498644.1U CN213912042U (en) | 2020-11-02 | 2020-11-02 | Automatic locking anti-falling device for extra-high voltage iron tower foot nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022498644.1U CN213912042U (en) | 2020-11-02 | 2020-11-02 | Automatic locking anti-falling device for extra-high voltage iron tower foot nail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213912042U true CN213912042U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022498644.1U Active CN213912042U (en) | 2020-11-02 | 2020-11-02 | Automatic locking anti-falling device for extra-high voltage iron tower foot nail |
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| CN (1) | CN213912042U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114652974A (en) * | 2022-03-17 | 2022-06-24 | 广东电网有限责任公司 | Anti-falling safety buckle for power transmission tower foot nail |
| CN115120903A (en) * | 2022-06-27 | 2022-09-30 | 国网湖南省电力有限公司 | Safe handheld iron tower foot nail falling protector and application method thereof |
| CN117101036A (en) * | 2023-08-08 | 2023-11-24 | 广东工业大学 | High-falling-prevention magnetic protection device for power pole tower overhead operation |
-
2020
- 2020-11-02 CN CN202022498644.1U patent/CN213912042U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114652974A (en) * | 2022-03-17 | 2022-06-24 | 广东电网有限责任公司 | Anti-falling safety buckle for power transmission tower foot nail |
| CN115120903A (en) * | 2022-06-27 | 2022-09-30 | 国网湖南省电力有限公司 | Safe handheld iron tower foot nail falling protector and application method thereof |
| CN115120903B (en) * | 2022-06-27 | 2023-03-14 | 国网湖南省电力有限公司 | Safe handheld iron tower foot nail falling protector and application method thereof |
| CN117101036A (en) * | 2023-08-08 | 2023-11-24 | 广东工业大学 | High-falling-prevention magnetic protection device for power pole tower overhead operation |
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