Tower anti-falling device

By designing a tower anti-fall device with high-strength aluminum alloy guide rails and self-locker, the problems of single fixed points and limited protection effects of traditional devices are solved, and all-round safe and efficient movement of high-altitude operations are achieved.

CN222998184UActive Publication Date: 2025-06-20三明亿源电力工程建设有限公司
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Patent Information

Application Number
CN202421801974.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-29
Publication Date
2025-06-20
Estimated Expiration
2034-07-29

AI Technical Summary

Technical Problem

Traditional high-altitude operation fall-fall prevention devices have problems such as single fixed points, limited protection effect, inconvenient operation and poor adaptability, which are difficult to meet the all-round safety needs of high-altitude operation.

Method used

A tower anti-fall device is designed, including high-strength aluminum alloy guide rails, self-lockers and flexible steering gears. Through the scientific layout of the guide rail system and the rapid response mechanism of the self-locking device, all-round protection and flexible working movement are achieved.

Benefits of technology

It significantly improves the safety and efficiency of high-altitude operations, provides comprehensive protection, simplifies the operation process, adapts to various types of tower structures, and reduces maintenance costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a tower anti-falling device which comprises a guide rail, a safety device matched with the guide rail and a steering gear. The safety device is connected with a safety belt of an operator; the steering gear is connected to the intersection of the guide rails so as to achieve rail switching. The steering gear comprises a quadrilateral base; the four corners of the base respectively extend outwards to form a clamping part; the clamping parts are fixedly connected with the rails respectively; a rotatable knob is arranged in the middle of the base; a switching track section is arranged on the knob; the width of the transfer track section is the same as that of the tracks, and the transfer track section can be connected with the two tracks on the opposite side by rotating the knob; the problems that a traditional anti-falling device is single in fixing point, limited in protection effect, inconvenient to operate, poor in adaptability and the like are solved, and all-around safety guarantee is provided for high-altitude operation. Meanwhile, the anti-falling device is simple in structure, convenient to install, low in maintenance cost and wide in application prospect.
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Description

Technical Field

[0001] The utility model belongs to the technical fields of electric power safety equipment and high-altitude operation safety, and particularly relates to a tower anti-falling device. Background Art

[0002] High-altitude operation is an inevitable part of the electric power industry, especially during the maintenance and repair of transmission line towers. Transmission line towers are usually of high height and complex structure, and the operation environment is extremely dangerous. Operators need to perform various operations at high altitude, such as inspection, repair, and component replacement. Therefore, how to ensure the safety of high-altitude operators has become one of the urgent problems to be solved in the electric power industry.

[0003] Traditional high-altitude operation anti-falling devices mainly rely on safety ropes and safety belts. When operators are working at high altitude, they fix the safety rope at the working position and connect themselves to the safety rope through the safety belt, so that the safety rope can provide protection in case of slipping. However, this traditional protection method has the following problems:

[0004] Single fixing point: Traditional safety ropes are usually fixed at a single working point and cannot meet the needs of operators to move at high altitude. When operators need to move to different positions on the tower, they need to constantly disassemble and refix the safety rope, increasing the complexity and danger of the operation.

[0005] Limited protection effect: The protection effect of traditional safety ropes largely depends on the operation skills and safety awareness of operators. A slight carelessness may lead to safety accidents. In addition, the length and strength of the safety rope are limited and cannot provide sufficient protection in some cases.

[0006] Inconvenient operation: During the use of traditional anti-falling devices, the frequent operation of safety ropes and safety belts affects the operation efficiency and increases the burden on operators. Especially in high-altitude operations, frequent fixing and disassembling operations may cause fatigue of operators, thus increasing safety hazards.

[0007] Poor adaptability: Different types of tower structures are different, and traditional anti-falling devices are difficult to meet the installation requirements of various tower structures. In practical applications, the structural differences of different towers make it difficult for traditional devices to achieve unified safety protection standards, increasing the risk of high-altitude operations.

[0008] In view of the above problems, there is an urgent need for an anti-falling device that can provide comprehensive protection during high-altitude operations, ensure the safety of operators during high-altitude operations, simplify the operation process, and improve the operation efficiency.

[0009] To overcome the deficiencies of traditional anti-falling devices, some improved anti-falling devices have emerged on the market. For example, some anti-falling devices have introduced a track system. By installing fixed tracks on the utility poles, operators can move freely along the tracks, thus reducing the frequent fixing and removal of safety ropes. However, these improved devices still have the following problems:

[0010] Unreasonable track system design: Some track systems are complex in design, difficult to install, and high in maintenance cost. In addition, the track system is easily affected by the external environment during use, such as wind and rain, resulting in the stability and safety of the track system being affected.

[0011] Limited scope of application: Existing track systems and anti-falling devices are mostly customized designs and are difficult to adapt to different types of utility pole structures, so their application scope is limited. Especially for some utility poles with special structures, such as cathead towers and wineglass towers, existing devices are difficult to provide effective protection.

[0012] Complicated maintenance: During long-term use, existing track systems and anti-falling devices are prone to wear and failure, and need to be maintained and component replaced regularly, increasing the operating cost and maintenance difficulty. Summary of the Utility Model

[0013] The purpose of the present utility model is to provide an anti-falling device for utility poles. Through the design of the present utility model, problems such as single fixing point, limited protection effect, inconvenient operation and poor adaptability of traditional anti-falling devices are solved, providing comprehensive safety protection for high-altitude operations. At the same time, the anti-falling device of the present utility model has a simple structure, is easy to install, and has a low maintenance cost, and has a broad application prospect.

[0014] An anti-falling device for utility poles includes a guide rail, a safety device and a diverter that are matched with the guide rail; the safety device is connected to the safety belt of the operator; the diverter is connected at the intersection of the guide rails to realize the switching of the guide rails; the diverter includes a quadrilateral base; a clamping portion extends outward from each of the four corners of the base; the clamping portions are respectively fixedly connected to the guide rails; a rotatable knob is arranged in the middle of the base; a conversion track section is arranged on the knob; the width of the conversion track section is the same as the width of the guide rail, and by rotating the knob, the conversion track section can be connected to the two guide rails on the opposite side.

[0015] Among them, the safety device includes a self-locking device. The self-locking device is in a stopped state in front of the guide rail during normal operation, and the operator can loosen and move by slightly straightening the waist; when the operator slips, the self-locking device tightly bites with the guide rail to prevent falling.

[0016] Among them, anti-disengagement devices are respectively arranged at the upper and lower ends of the guide rail to prevent the self-locking device from disengaging.

[0017] Among them, fixed points are arranged on the guide rail at intervals, with one fixed point set every 1m - 2m, which is used to stably fix the guide rail on the pole tower.

[0018] Among them, the fixed points adopt angle steel tower foot nail connectors or steel pipe pole connectors; the angle steel tower foot nail connectors are used to fix the guide rail on the angle steel tower foot nails, and the steel pipe pole connectors are used to fix the guide rail on the steel pipe poles.

[0019] Among them, the connection static load between the guide rail and the pole tower is greater than 15kN.

[0020] Among them, the distance between the outer plane of the guide rail in the vertical direction of the pole tower and the back or tip of the angle steel limb is not greater than 100mm, and the distance from the bottom of the guide rail to the ground is not greater than 2m, and the top is parallel to the top of the pole tower.

[0021] Among them, the sections of the guide rail are connected neatly and flatly through connecting plates respectively, ensuring that the self-locking device can pass smoothly.

[0022] Among them, the angle steel tower foot nail connector includes a bent connecting plate and a clamping block; the clamping block clamps the guide rail; one end of the bent connecting plate is fixed on the iron tower angle steel together with the foot nail through the first bolt of the fixed foot nail, and the other end is connected and fixed to the clamping block through the second bolt.

[0023] Among them, the steel pipe pole connector includes two symmetrically arranged arc-shaped connecting plates; the arc-shaped connecting plates clamp the ladder steel pipe; one end of the arc-shaped connecting plate is locked with the ladder connecting angle steel through the third bolt, and the other end clamps and locks the guide rail through the fourth bolt.

[0024] In summary, due to the adoption of the above technical solutions, the beneficial effects of the present utility model are:

[0025] The anti-falling device for pole towers of the present utility model solves multiple problems in the prior art through scientific and reasonable structural design, significantly improves the safety and efficiency of high-altitude operations, and has the following beneficial effects:

[0026] 1. Omnidirectional protection

[0027] The anti-falling device of the present utility model adopts a high-strength aluminum alloy guide rail to cover the entire operation area, ensuring the safe movement of operators during high-altitude operations. The guide rail system is firmly fixed on the pole tower through fixed points, and each section of the guide rail is connected through a connecting plate to ensure that the entire guide rail is straight, avoiding jamming and derailment phenomena during the sliding process of the safety device on the guide rail. In addition, a braking device is provided inside the self-locking device. When an operator slips, the self-locking device will immediately respond, tightly bite the guide rail, and prevent falling, thus providing an omnidirectional protection effect.

[0028] 2. Flexible movement

[0029] The utility model designs a flexible steering gear, enabling operators to freely switch between guide rails in different directions, improving the flexibility and convenience of high-altitude operations. The steering gear includes a quadrilateral base, a clamping part, and a knob. By adjusting the conversion track section with the knob, seamless connection between the guide rails is achieved, ensuring the safe movement of operators between different working positions. In this way, when performing high-altitude operations, operators do not need to frequently disassemble and refix safety equipment, thus improving the operation efficiency.

[0030] 3. Strong adaptability

[0031] The anti-falling device of the utility model can adapt to various types of tower structures, including steel pipe towers, angle steel towers, cat head towers, wine cup towers and other tower structures of different types. Different types of towers are fixed through corresponding connecting pieces to ensure the stability and reliability of the anti-falling device. The design of the guide rail system and the steering gear enables the utility model to have a wide range of applications and can provide effective safety protection in different high-altitude operation environments.

[0032] 4. Easy to install and maintain

[0033] The anti-falling device of the utility model has a simple structural design and is easy to install and maintain. The guide rails, connecting pieces, and steering gears are all designed modularly, facilitating quick installation and disassembly. The spacing and connection methods of each fixing point are optimized to ensure the stability and reliability of the guide rail system, while reducing the workload of installation and maintenance. Regular inspection and maintenance of the anti-falling device can effectively extend the service life of the device and reduce the operation cost.

[0034] 5. Safe and reliable

[0035] The anti-falling device of the utility model is made of high-strength aluminum alloy and high-strength steel, with good corrosion resistance and stability, and can maintain normal operation in various harsh environments. The guide rail system and the self-locking device have passed strict tests and verifications, can withstand high-strength operation loads, and ensure the safety of operators during high-altitude operations. The static load of the guide rail system is greater than 15 kN, ensuring its stability and safety under high-load conditions.

[0036] 6. Improve operation efficiency

[0037] The anti-falling device of the utility model significantly improves the efficiency of high-altitude operations through a flexible steering gear design and comprehensive protection measures. When operators are performing high-altitude operations, they can move freely without the need to frequently disassemble and refix safety equipment, thus saving operation time, reducing cumbersome operations during the operation process, and improving the overall operation efficiency. At the same time, under the safety guarantee, operators can be more focused on the operation tasks, improving the operation quality and safety.

[0038] 7. Reduce potential safety hazards

[0039] Through scientific and reasonable structural design and strict installation technology, the anti-falling device of the utility model can effectively reduce potential safety hazards in high-altitude operations. The design of the fixed points of the guide rail system and the steering device ensures the safe movement of operators during high-altitude operations, avoiding falling accidents caused by equipment failures or improper installations. The rapid response mechanism of the self-locking device can immediately brake in case of emergencies, preventing the operators from slipping and further reducing potential safety hazards.

[0040] 8. Adapt to harsh environments

[0041] The anti-falling device of the utility model is made of high-strength corrosion-resistant materials and can adapt to various harsh environmental conditions, including complex environments such as high temperature, high humidity, and strong wind. The durability design of the guide rail system and the self-locking device ensures that they maintain good performance and reliability during long-term use and are applicable to various high-altitude operation scenarios in the power industry.

[0042] In summary, the anti-falling device for utility poles of the utility model realizes all-round protection for high-altitude operations through scientific and reasonable structural design and strict installation technology, significantly improving operation safety and efficiency. It has a simple structure, is convenient for installation and maintenance, has strong adaptability, a wide range of applications, and has good application prospects and promotion value. It is hoped that the utility model can provide a safer and more reliable working environment for high-altitude operators in practical applications and further promote the development of high-altitude operation safety technology in the power industry. Brief Description of the Drawings

[0043] Figure 1 It is a schematic installation diagram of the guide rail of the utility model on a utility pole;

[0044] Figure 2 It is a schematic connection diagram of the guide rail of the utility model;

[0045] Figure 3 It is a schematic side view of the anti-falling device of the utility model installed on a utility pole;

[0046] Figure 4 It is a schematic diagram of the steering device of the utility model;

[0047] Figure 5 It is a schematic installation diagram of the angle steel tower foot nail connector of the utility model;

[0048] Figure 6 It is a schematic installation diagram of the steel pipe pole connector of the utility model.

[0049] Markings in the figure: 1, guide rail; 11, anti - detachment device; 12, connecting plate; 2, safety device; 21, self - locking device; 3, steering device; 31, base; 32, clamping part; 33, knob; 34, conversion track section; 4, safety belt; 5, fixing point; 51, angle steel tower foot nail connector; 511, bent connecting plate; 512, clamping block; 513, fixing foot nail; 514, first bolt; 515, second bolt; 516, tower angle steel; 52, steel pipe pole connector; 521, arc - shaped connecting plate; 522, ladder steel pipe; 523, third bolt; 524, ladder connecting angle steel; 525, fourth bolt; 6, pole tower. Detailed implementation mode

[0050] In order to make the purpose, technical solution and advantages of the present utility model clearer, the following further details the present utility model in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0051] Refer to Figures 1 - 6 : The present utility model provides a technical solution:

[0052] A pole tower anti - fall device, including a guide rail 1, a safety device 2 matching with the guide rail 1, and a steering device 3; the safety device 2 is connected to the safety belt 4 of the operator; the steering device 3 is connected at the intersection of the guide rails 1 to realize track switching.

[0053] Guide rail 1:

[0054] The guide rail 1 is made of aluminum alloy material, with high strength and corrosion resistance, suitable for long - term outdoor use. The cross - section of the guide rail 1 is I - shaped or inner - groove - shaped, and the specific selection depends on the installation position and use. Anti - detachment devices 11 are respectively arranged at the upper and lower ends of the guide rail 1 to prevent the self - locking device 21 from coming out. The anti - detachment device 11 is fixed at the end of the guide rail by bolts to ensure the safe operation of the self - locking device in the track.

[0055] Safety device 2:

[0056] The safety device 2 includes a self - locking device 21. The self - locking device 21 is in a stopped state in front of the guide rail during normal operation, and the operator can loosen and move it by slightly straightening the waist; when the operator slips, the self - locking device 21 tightly bites with the guide rail to prevent falling. A braking device is arranged inside the self - locking device 21 to realize the self - locking function through a spring and a biting tooth.

[0057] Steering device 3:

[0058] The steering gear 3 includes a quadrilateral base 31; a clamping portion 32 extends outward from each of the four corners of the base 31; the clamping portions 32 are respectively fixedly connected to the guide rails 1. The base 31 is made of high-strength steel and has good load-bearing capacity and durability. A rotatable knob 33 is provided in the middle of the base 31; a conversion track section 34 is provided on the knob 33; the width of the conversion track section 34 is the same as the width of the guide rail 1. By rotating the knob 33, the conversion track section 34 can be connected to the two guide rails 1 on the opposite side to achieve track switching, ensuring the safe movement of operators between tracks in different directions.

[0059] Fixing point 5:

[0060] Fixing points 5 are arranged at intervals on the guide rail 1, with one fixing point 5 set every 1 m - 2 m, for stably fixing the guide rail 1 on the pole tower 6. The fixing point 5 adopts an angle tower foot nail connecting piece 51 or a steel pipe pole connecting piece 52; the angle tower foot nail connecting piece 51 is used to fix the guide rail on the angle tower foot nail, and the steel pipe pole connecting piece 52 is used to fix the guide rail on the steel pipe pole.

[0061] Angle tower foot nail connecting piece 51:

[0062] The angle tower foot nail connecting piece 51 includes a bent connecting plate 511 and a clamping block 512; the clamping block 512 clamps the guide rail 1; one end of the bent connecting plate 511 is fixed on the tower angle steel 516 together with the foot nail 513 through the first bolt 514 of the fixed foot nail 513, and the other end is connected and fixed to the clamping block 512 through the second bolt 515. The bent connecting plate 511 is made of high-strength steel and can withstand large loads to ensure the firm fixation of the guide rail.

[0063] Steel pipe pole connecting piece 52:

[0064] The steel pipe connecting piece 52 includes two symmetrically arranged arc-shaped connecting plates 521; the arc-shaped connecting plates 521 clamp the ladder steel pipe 522; one end of the arc-shaped connecting plate 521 is locked to the ladder connecting angle steel 524 through the third bolt 523, and the other end clamps and locks the guide rail 1 through the fourth bolt 525. The arc-shaped connecting plate 521 is made of high-strength steel to ensure firm installation on the ladder steel pipe 522.

[0065] Connection between sections of the guide rail:

[0066] The sections of the guide rail 1 are connected neatly and flatly through the connecting plate 12 respectively, ensuring the smooth passage of the self-locking device 21. The connecting plate 12 is fastened by bolts to ensure that the whole guide rail is straight and does not affect the operation of the self-locking device.

[0067] Installation precautions:

[0068] The anti-disengagement devices 11 at the upper and lower ends of the guide rail 1 are installed firmly to prevent the self-locking device 21 from disengaging.

[0069] The fixing points 5 are set on the guide rail 1 every 1m - 2m to ensure the stability of the guide rail on the pole tower 6.

[0070] The connection static load between the guide rail 1 and the pole tower 6 is greater than 15kN to ensure that it can bear high-intensity operation loads.

[0071] The distance between the outer plane of the guide rail 1 in the vertical direction of the pole tower 6 and the back or tip of the angle steel limb is not greater than 100mm, and the distance between the bottom of the guide rail and the ground is not greater than 2m, and the top is parallel to the top of the pole tower.

[0072] The diverter 3 is installed at the intersection of the guide rails 1. By adjusting the conversion track section 34 through the knob 33, the safe movement of the operator between different tracks is realized.

[0073] Through the above structure and installation method, the utility model provides a pole tower anti-falling device with clear structure, convenient installation, safety and reliability, which can effectively prevent falling accidents during high-altitude operations.

[0074] During the use of the pole tower anti-falling device of the utility model, through reasonable structural design and strict installation process, the safety protection of high-altitude operations is realized. The specific working principle is as follows:

[0075] Normal operation process:

[0076] Before the start of high-altitude operations, the operator first fixes the safety device 2 on the guide rail 1 and ensures that the safety device 2 is firmly connected to the safety belt 4 of the operator. The operator wears the safety belt, passes the safety belt rope through the connecting plate of the safety device to form a U shape, and then fixes the safety belt rope hook on the D-ring of the safety belt.

[0077] During the operation, the operator can move up and down freely. Under normal circumstances, the self-locking device 21 is in the stopped state in front of the guide rail 1. When the operator straightens the waist slightly, the self-locking device 21 will loosen, allowing the operator to move freely along the guide rail 1. When the operator needs to move horizontally, the conversion track section 34 is adjusted through the knob 33 of the diverter 3, so that the two sides of the guide rail 1 are seamlessly connected, ensuring the safe transition of the operator to the horizontal track.

[0078] Handling of emergencies:

[0079] When emergencies such as the operator slipping or losing control of the body occur during high-altitude operations, the self-locking device 21 will automatically come into play. The braking device inside the self-locking device 21 tightly bites the guide rail 1 through the spring and the engaging teeth, immediately stops the movement of the operator, and prevents the occurrence of falling accidents. Since the anti-disengagement devices 11 are provided at the upper and lower ends of the guide rail 1, the self-locking device 21 will not disengage from the guide rail 1 under any circumstances, ensuring the safety of the operator.

[0080] Safety inspection and maintenance:

[0081] During use, it is very necessary to regularly conduct safety inspections and maintenance on the fall arrest device. Fixed points 5 of the guide rail 1, knobs 33 of the diverter 3 and conversion track sections 34, braking devices of the self-locking device 21, etc. all need to be regularly inspected to ensure their normal working conditions. If any component is found to be worn or faulty, it should be immediately replaced or repaired to ensure the safety and reliability of the device.

[0082] Installation on different types of poles and towers

[0083] The fall arrest device of the present utility model can be applicable to various types of poles and towers, including steel pipe poles, angle steel towers, etc. There are slight differences in the installation process for different types of poles and towers, as follows:

[0084] Steel pipe pole:

[0085] When installing the fall arrest device on a steel pipe pole, the steel pipe pole connector 52 is used to fix the guide rail 1 on the ladder steel pipe 522. The steel pipe pole connector 52 includes two arc-shaped connecting plates 521, and the guide rail 1 is firmly clamped on the ladder steel pipe 522 through the third bolt 523 and the fourth bolt 525 to ensure the stability of the guide rail 1.

[0086] Angle steel tower:

[0087] When installing the fall arrest device on an angle steel tower, the angle steel tower foot nail connector 51 is used to fix the guide rail 1 on the angle steel tower foot nail. The angle steel tower foot nail connector 51 includes a bent connecting plate 511 and a clamping block 512, and the guide rail 1 is firmly fixed on the angle steel tower through the first bolt 514 and the second bolt 515 of the fixed foot nail 513 to ensure the stability of the guide rail 1 during high-altitude operations.

[0088] Other special poles and towers:

[0089] For some special-structured poles and towers, such as cathead towers, wine glass towers, etc., the installation of the fall arrest device needs to be adjusted according to the actual situation. Generally speaking, the fall arrest guide rails of these special poles and towers are installed flush with the tower top, and the guide rails are arranged horizontally in all directions to form a closed loop to ensure the safety of operators in the entire operation area.

[0090] Application scenarios

[0091] The fall arrest device of the present utility model is widely used in high-altitude operations of transmission line poles and towers. The specific application scenarios are as follows:

[0092] Maintenance of transmission line poles and towers:

[0093] During the daily inspection and maintenance of transmission line towers, operators need to frequently perform high-altitude operations. The anti-fall device of the present utility model can ensure the safe movement of operators during the inspection process and prevent the occurrence of falling accidents.

[0094] Communication tower inspection:

[0095] The inspection and maintenance of communication towers also require high-altitude operations. The anti-fall device of the present utility model can be applied to the inspection of communication towers to ensure the safety of operators.

[0096] Lighting tower inspection:

[0097] The inspection work of lighting towers requires operators to work at high altitudes. The anti-fall device of the present utility model can provide safety protection for high-altitude operations of lighting towers and prevent operators from having falling accidents.

[0098] Wind power tower inspection:

[0099] The inspection and maintenance of wind power towers also require high-altitude operations. The anti-fall device of the present utility model can be applied to the inspection of wind power towers to ensure the safety of operators.

[0100] Through the detailed description of the above embodiments, the present utility model provides a tower anti-fall device with reasonable structure, simple installation, safety and reliability. Through scientific design and strict installation process, this device can effectively prevent the falling accidents of operators during high-altitude operations and protect the lives of operators. It is hoped that the present utility model can play an important role in practical applications and provide strong protection for the safety of high-altitude operations in the power industry.

[0101] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A tower anti-fall device, characterized in that: The invention comprises a guide rail (1), a safety device (2) matched with the guide rail (1), and a steering device (3); the safety device (2) is connected to a safety belt (4) of an operator; the steering device (3) is connected to the intersection of the guide rails (1) to realize track switching; the steering device (3) comprises a quadrilateral base (31); a clamping portion (32) is respectively extended outward from the four corners of the base (31); the clamping portion (32) is respectively fixedly connected to the guide rail (1); a rotatable knob (33) is arranged in the middle of the base (31); a conversion track section (34) is arranged on the knob (33); the width of the conversion track section (34) is the same as the width of the guide rail (1), and the conversion track section (34) can be connected to the two guide rails (1) on the opposite side by rotating the knob (33).

2. A tower anti-fall device as claimed in claim 1, characterized in that: The safety device (2) comprises a self-locking device (21). The self-locking device (21) is in a stopped state in front of the guide rail during normal operation, and the operator can loosen and move by slightly straightening his waist. When the operator slips, the self-locking device (21) is tightly engaged with the guide rail to prevent the operator from falling.

3. A tower anti-fall device as claimed in claim 2, characterized in that: Anti-slip devices (11) are respectively arranged at the upper and lower ends of the guide rail (1) to prevent the self-locking device (21) from slipping out.

4. A tower anti-fall device as claimed in claim 1, characterized in that: The guide rail (1) is provided with fixing points (5) at intervals, with one fixing point (5) being provided every 1m-2m, for stably fixing the guide rail (1) on the pole tower (6).

5. A tower anti-falling device as claimed in claim 4, characterized in that: The fixing point (5) adopts an angle steel tower foot nail connector (51) or a steel pipe rod connector (52); the angle steel tower foot nail connector (51) is used to fix the guide rail on the angle steel tower foot nail, and the steel pipe rod connector (52) is used to fix the guide rail on the steel pipe rod.

6. A tower anti-falling device as claimed in claim 5, characterized in that: The static load of the connection between the guide rail (1) and the pole tower (6) is greater than 15 kN.

7. A tower anti-falling device as claimed in claim 5, characterized in that: The distance between the guide rail (1) and the back or tip of the angle steel limb in the outer plane in the vertical direction of the pole tower (6) is no more than (100) mm, and the distance between the bottom of the guide rail and the ground is no more than (2) m, and the top is parallel to the top of the pole tower.

8. A tower anti-falling device as claimed in claim 1, characterized in that: The sections of the guide rail (1) are connected neatly and evenly via connecting plates (12), ensuring that the self-locking device (21) passes smoothly.

9. A tower anti-falling device as claimed in claim 5, characterized in that: The angle steel tower foot nail connector (51) comprises a bent connecting plate (511) and a clamping block (512); the clamping block (512) clamps the guide rail (1); one end of the bent connecting plate (511) is fixed to the tower angle steel (516) together with the foot nail (513) through a first bolt (514) for fixing the foot nail (513), and the other end is connected to and fixed to the clamping block (512) through a second bolt (515).

10. A tower anti-falling device as claimed in claim 5, characterized in that: The steel pipe rod connecting member (52) comprises two symmetrically arranged arc-shaped connecting plates (521); the arc-shaped connecting plates (521) clamp the ladder steel pipe (522); one end of the arc-shaped connecting plate (521) is locked with the ladder connecting angle steel (524) by a third bolt (523), and the other end of the arc-shaped connecting plate (521) is clamped and locked with the guide rail (1) by a fourth bolt (525).