Electric unlocking mechanism for high-altitude operation safety rope
By designing an electric lock-release mechanism for safety ropes integrating wireless communication and electronic control drive in high altitude operations, the physical consumption problem caused by frequent safety rope hook lifting is solved, and efficient and safe high altitude operation is achieved.
Patent Information
- Application Number
- CN202411618152.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-13
- Publication Date
- 2025-01-07
AI Technical Summary
During high-altitude operations, the metal hooks on the safety rope need frequent round trip operations, which causes the operator to consume a lot of physical strength during the climb.
An electric lock-release mechanism for high-altitude operation safety rope is designed to realize remote remote lock-release through integration with the wireless communication module, and to use the electronic control drive device and mechanical structure to reduce the manual operation required by the operator.
Through remote remote control unlocking, the number of times the operators turn back and remove hooks is reduced, the efficiency of climbing operations is improved, physical strength is saved, working time is extended, and the safety and efficiency of high-altitude operations are improved.
Smart Images
Figure CN119258428A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of aerial work, and in particular to an electric unlocking mechanism for a safety rope for aerial work. Background Art
[0002] The power, construction, chemical, railway and other industries all involve high-altitude operations, such as building construction, climbing towers for power transmission lines, maintenance of large chemical equipment, etc. Safety protection is required during high-altitude operations. The commonly used safety protection method is to use a wearable safety belt, hang the metal hook on the safety belt to a high place, and then perform construction work on the work surface.
[0003] The commonly used safety belts currently use two safety ropes, each with a metal hook, to ensure the safety of the workers by hanging them high and using them low. During the climbing process, it is necessary to alternately hang the metal hook on one of the safety ropes at a high place, and then remove the metal hook on the other safety rope, which requires continuous back and forth operations, increasing the physical exertion of the workers. Therefore, it is necessary to design a device or mechanism for electrically unlocking the safety rope for aerial work, which can be integrated with a wireless communication module to achieve remote remote unlocking, thereby reducing the number of times the workers have to go back to remove the hooks and improving the climbing efficiency of the climbing operation. Summary of the invention
[0004] An embodiment of the present application provides an electric unlocking mechanism for a safety rope for aerial work, which solves the technical problem that the metal hook on the safety rope needs to be hooked up and taken off repeatedly, resulting in the workers in aerial work scenarios frequently having to manually remove the hook during the climbing process, which causes a lot of physical exertion.
[0005] The embodiment of the present application provides an electric unlocking mechanism for a safety rope for aerial work, comprising: The main body of the mechanism is provided with a U-shaped fixing part and a base, the middle part of the U-shaped fixing part is provided with a vertical slide groove, and both sides of the U-shaped fixing part are provided with vertical through holes; At least one C-shaped pin is rotatably disposed on the side of the mechanism body, and the top and the bottom of the C-shaped pin extend through the side of the mechanism body into the vertical slide groove at different times; A U-shaped bracket, the upper end of which is slidably disposed in the vertical slide slot, and the lower end of which is limited in the base and supported by a compression spring; A pull pin is provided on one side of the base, and the pull pin can lock and unlock the lower end of the U-shaped bracket; A locking tongue, capable of extending into the vertical slide slot and abutting against the U-shaped support; When the U-shaped bracket is in a free state, the bottom of the C-shaped pin passes through the vertical through hole and extends to the bottom of the U-shaped bracket; When the locking tongue moves downward and drives the U-shaped bracket to compress the compression spring and move downward, the bottom of the C-shaped pin is squeezed and rotated by the U-shaped bracket, and the top of the C-shaped pin passes through the vertical through hole and locks the locking tongue, keeping the bottom of the C-shaped pin in contact with the side wall of the U-shaped bracket, and the lower end of the U-shaped bracket is locked by the pull pin; When the pull pin is pulled out in a direction away from the base, the U-shaped bracket is pushed upward by the compression spring, so that the U-shaped bracket is in a free state, and the top of the C-shaped pin is separated from the locking tongue, releasing the locking tongue.
[0006] Furthermore, the U-shaped fixing portion is provided with a left side plate and a right side plate, the left side plate and the right side plate are arranged in parallel and spaced apart, the bottom of the left side plate and the bottom of the right side plate are vertically connected to the base, and the vertical slide groove is formed between the left side plate and the right side plate.
[0007] Further, the left side plate is provided with a left vertical through hole, the right side plate is provided with a right vertical through hole, the outer side of the left side plate is provided with a left rotating shaft, the left rotating shaft is vertically arranged with the left vertical through hole, the outer side of the right side plate is provided with a right rotating shaft, the right rotating shaft is vertically arranged with the right vertical through hole; The C-shaped pin includes a left C-shaped pin and a right C-shaped pin; the middle part of the left C-shaped pin is rotatably arranged on the left rotating shaft, and the top and the bottom thereof do not simultaneously pass through the left vertical through hole to extend into the vertical slide groove; the middle part of the right C-shaped pin is rotatably arranged on the right rotating shaft, and the top and the bottom thereof do not simultaneously pass through the right vertical through hole to extend into the vertical slide groove; The lock tongue comprises a first vertical through hole and a second vertical through hole; when the lock tongue moves downward to drive the U-shaped support to compress the compression spring and move downward, the first vertical through hole is arranged correspondingly to the left vertical through hole, and the second vertical through hole is arranged correspondingly to the right vertical through hole; When the U-shaped bracket is in a free state, the bottom of the left C-shaped pin passes through the left vertical through hole and extends to the bottom of the U-shaped bracket, and the bottom of the right C-shaped pin passes through the right vertical through hole and extends to the bottom of the U-shaped bracket; When the locking tongue moves downward and drives the U-shaped support to compress the compression spring and move downward, the bottom of the left C-shaped pin and the bottom of the right C-shaped pin are squeezed and rotated by the U-shaped support, and the top of the left C-shaped pin passes through the left vertical through hole and is clamped in the first vertical through hole, and the top of the right C-shaped pin passes through the right vertical through hole and is clamped in the second vertical through hole, so that the bottom of the left C-shaped pin and the right C-shaped pin are kept in contact with the side wall of the U-shaped support, and the lower end of the U-shaped support is locked by the pull pin; When the pull pin is pulled out in the direction away from the base, the U-shaped bracket is pushed upward by the compression spring, so that the U-shaped bracket is in a free state, the top of the left C-shaped pin moves out from the first vertical through hole, and the top of the right C-shaped pin moves out from the second vertical through hole, releasing the locking tongue.
[0008] Furthermore, the electric unlocking mechanism for the aerial work safety rope also includes: A safety rope fixing frame is fixed on a side of the base away from the pull pin.
[0009] Furthermore, a sliding shaft is provided at the lower end of the U-shaped support, the base is provided with a top plate, the top plate is provided with a sliding hole, and the sliding shaft passes through the sliding hole and extends into the base; the electric unlocking mechanism of the aerial work safety rope also includes a limit block, which is connected to the sliding shaft, and the limit block is used to limit the lower end of the U-shaped support within the base.
[0010] The cam is a vertical cam which is provided with a first end plate and a second end plate which are parallel to each other and are arranged on a side wall of the base corresponding to the pull pin, the first end plate and the second end plate being arranged adjacent to the limit block, the first end plate and the second end plate being provided with a pulling hole which limits the pull pin to maintain horizontal sliding; the pull pin is provided with a wedge-shaped slider, a transverse sliding bar, a limiting ring and a vertical pulling plate, the transverse sliding bar being arranged in the pulling hole, the wedge sliding bar is located at one end of the transverse sliding bar corresponding to the limit block, the limiting ring is fixed on a side of the transverse sliding bar adjacent to the wedge sliding bar and extends out of the first limiting plate, the limiting ring is located between the first limiting plate and the second limiting plate, an elastic member is connected between the limiting ring and the second limiting plate, the elastic member keeps the limiting ring abutting against the first limiting plate, the vertical pulling plate is located on a side of the second limiting plate away from the first limiting plate, and the vertical pulling plate is vertically connected to one end of the transverse sliding bar away from the wedge sliding head.
[0011] Furthermore, the electric unlocking mechanism for the aerial work safety rope also includes: An electric control drive device is arranged on a side of the mechanism body adjacent to the pull pin; the electric control drive device is arranged corresponding to the vertical pull plate, and the electric control drive device is used to drive the pull pin to be pulled out in a direction away from the base to release the locking tongue.
[0012] Furthermore, the electric control drive device includes an electromagnet, which is connected to the vertical pull plate. The electromagnet is used to control the vertical pull plate to pull the pull pin away from the base when powered on.
[0013] Furthermore, the electric control drive device includes a drive motor and a micro-screw, the drive motor and the micro-screw are connected, the micro-screw is threadedly connected to the vertical pull plate, and the micro-screw rotates to control the vertical pull plate to pull out the pull pin away from the base or controls the vertical pull plate to reset the pull pin toward the base.
[0014] Furthermore, the electric control drive device comprises: A motor fixing housing is fixed on one side of the mechanism body adjacent to the pull pin; A motor, arranged in the motor fixing housing; a circuit board connected to the motor; a battery connected to the motor and the circuit board; An eccentric wheel is connected to the motor and arranged corresponding to the vertical pull plate; the eccentric wheel is driven by the motor to rotate to control the vertical pull plate to pull out the pull pin away from the base or to control the vertical pull plate to reset the pull pin toward the base.
[0015] The electric unlocking mechanism for the aerial work safety rope provided in the embodiment of the present application is used to replace the metal hook on the existing safety rope. The mechanism can expand the wireless communication function and realize remote remote unlocking by integrating with the wireless communication module, thereby reducing the number of times the operator returns to remove the hook and improving the climbing efficiency of the aerial work. Through the electric unlocking mechanism, the operator can easily remotely control the unlocking, thereby saving the operator's physical strength, extending the working time, and improving the efficiency of the aerial work. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The technical solution and other beneficial effects of the present application will be made apparent by describing in detail the specific implementation methods of the present application in conjunction with the accompanying drawings.
[0017] Figure 1 A schematic diagram of the three-dimensional structure of the electric unlocking mechanism of the aerial work safety rope provided in an embodiment of the present application.
[0018] Figure 2 A cross-sectional view of the electric release mechanism for the aerial work safety rope provided in an embodiment of the present application.
[0019] Figure 3 A schematic diagram of the structure of the mechanism body provided in the embodiment of the present application.
[0020] Figure 4 A schematic diagram of the structure of a C-shaped pin provided in an embodiment of the present application.
[0021] Figure 5 A schematic diagram of the structure of a U-shaped support provided in an embodiment of the present application.
[0022] Figure 6 A schematic diagram of the structure of the pull pin provided in an embodiment of the present application.
[0023] Figure 7 A schematic diagram of the structure of the lock tongue provided in an embodiment of the present application.
[0024] Figure 8 A schematic diagram of the structure of the eccentric wheel provided in an embodiment of the present application.
[0025] Fig. 9 A schematic diagram of the structure of the limit block provided in an embodiment of the present application.
[0026] The markings in the figure are as follows: Mechanism body 1, U-shaped fixing part 11, left side plate 111, right side plate 112, left vertical through hole 113, right vertical through hole 114, left rotating shaft 115, right rotating shaft 116, base 12, top plate 121, sliding hole 122, first limiting plate 123, second limiting plate 124, pulling hole 125, C-shaped pin 2, left C-shaped pin 21, right C-shaped pin 22, round hole 201, U-shaped Support 3, U-shaped slot portion 31, sliding shaft 32, pull pin 4, wedge-shaped slider 41, horizontal slide bar 42, limit ring 43, vertical pull plate 44, elastic member 45, lock tongue 5, first vertical through hole 51, second vertical through hole 52, safety rope fixing hole 53, safety rope fixing frame 6, limit block 7, electric control drive device 8, motor fixing shell 81, motor 82, circuit board 83, battery 84, eccentric wheel 85. DETAILED DESCRIPTION
[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.
[0028] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the said features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.
[0029] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0030] For details, please refer to Figure 1 , Figure 2 The embodiment of the present application provides an electric unlocking mechanism for a safety rope for aerial work, and the electric unlocking mechanism for a safety rope for aerial work comprises: The mechanism body 1 is provided with a U-shaped fixing part 11 and a base 12, a vertical slide groove is provided in the middle of the U-shaped fixing part 11, and vertical through holes are provided on both sides of the U-shaped fixing part 11; At least one C-shaped pin 2 is rotatably disposed on the side of the mechanism body 1, and its top and bottom do not simultaneously pass through the side of the mechanism body 1 and extend into the vertical slide groove; A U-shaped support 3, the upper end of which is slidably disposed in the vertical slide groove, and the lower end of which is limited in the base 12 and supported by a compression spring; A pull pin 4 is provided on one side of the base 12, and the pull pin 4 can lock and unlock the lower end of the U-shaped bracket 3; A locking tongue 5, which can extend into the vertical slide groove and abut against the U-shaped support 3; When the U-shaped bracket 3 is in a free state, the bottom of the C-shaped pin 2 passes through the vertical through hole and extends to the bottom of the U-shaped bracket 3; When the locking tongue 5 moves downward to drive the U-shaped bracket 3 to compress the compression spring and move downward, the bottom of the C-shaped pin 2 is squeezed and rotated by the U-shaped bracket 3, and the top of the C-shaped pin 2 passes through the vertical through hole and locks the locking tongue 5, keeping the bottom of the C-shaped pin 2 in contact with the side wall of the U-shaped bracket 3, and the lower end of the U-shaped bracket 3 is locked by the pull pin 4; When the pull pin 4 is pulled out in a direction away from the base 12 , the U-shaped support 3 is pushed upward by the compression spring, so that the U-shaped support 3 is in a free state, and the top of the C-shaped pin 2 is separated from the locking tongue 5 , releasing the locking tongue 5 .
[0031] See also Figure 3 The U-shaped fixing portion 11 is provided with a left side plate 111 and a right side plate 112, the left side plate 111 and the right side plate 112 are arranged in parallel and spaced apart, the bottom of the left side plate 111 and the bottom of the right side plate 112 are vertically connected to the base 12, and the vertical slide groove is formed between the left side plate 111 and the right side plate 112.
[0032] See also Figure 3 The left side plate 111 is provided with a left vertical through hole 113, the right side plate 112 is provided with a right vertical through hole 114, the outer side of the left side plate 111 is provided with a left rotating shaft 115, and the left rotating shaft 115 is perpendicularly arranged to the left vertical through hole 113, and the outer side of the right side plate 112 is provided with a right rotating shaft 116, and the right rotating shaft 116 is perpendicularly arranged to the right vertical through hole 114.
[0033] See also Figure 4 A round hole 201 for mounting the left rotating shaft 115 or the right rotating shaft 116 is provided in the middle of the C-shaped pin 2 , and the top width of the C-shaped pin 2 is smaller than the bottom width of the C-shaped pin 2 .
[0034] The C-shaped pin 2 includes a left C-shaped pin 21 and a right C-shaped pin 22; the middle portion of the left C-shaped pin 21 is rotatably disposed on the left rotating shaft 115, and the top and the bottom thereof do not simultaneously pass through the left vertical through hole 113 to extend into the vertical slide groove; the middle portion of the right C-shaped pin 22 is rotatably disposed on the right rotating shaft 116, and the top and the bottom thereof do not simultaneously pass through the right vertical through hole 114 to extend into the vertical slide groove; See also Figure 7 The locking tongue 5 includes a first vertical through hole 51 and a second vertical through hole 52; when the locking tongue 5 moves downward to drive the U-shaped support 3 to compress the compression spring and move downward, the first vertical through hole 51 is corresponding to the left vertical through hole 113, and the second vertical through hole 52 is corresponding to the right vertical through hole 114.
[0035] When the U-shaped bracket 3 is in a free state, the bottom of the left C-shaped pin 21 passes through the left vertical through hole 113 and extends to the bottom of the U-shaped bracket 3, and the bottom of the right C-shaped pin 22 passes through the right vertical through hole 114 and extends to the bottom of the U-shaped bracket 3; When the locking tongue 5 moves downward and drives the U-shaped bracket 3 to compress the compression spring and move downward, the bottom of the left C-shaped pin 21 and the bottom of the right C-shaped pin 22 are squeezed and rotated by the U-shaped bracket 3, and the top of the left C-shaped pin 21 passes through the left vertical through hole 113 and is clamped in the first vertical through hole 51, and the top of the right C-shaped pin 22 passes through the right vertical through hole 114 and is clamped in the second vertical through hole 52, so that the bottom of the left C-shaped pin 21 and the right C-shaped pin 22 are kept in contact with the side wall of the U-shaped bracket 3, and the lower end of the U-shaped bracket 3 is locked by the pull pin 4; When the pull pin 4 is pulled out in the direction away from the base 12, the U-shaped bracket 3 is pushed upward by the compression spring, so that the U-shaped bracket 3 is in a free state, the top of the left C-shaped pin 21 moves out from the first vertical through hole 51, and the top of the right C-shaped pin 22 moves out from the second vertical through hole 52, releasing the locking tongue 5.
[0036] See also Figure 1 , Figure 2 The electric unlocking mechanism for the safety rope of aerial work further comprises a safety rope fixing frame 6. The safety rope fixing frame 6 is fixed to the side of the base 12 away from the pull pin 4. The safety rope fixing frame 6 is used to fix the safety rope.
[0037] See also Figure 7 The locking tongue 5 also includes a safety rope fixing hole 53 for fixing a safety rope.
[0038] See also Figure 5 The U-shaped support 3 includes a U-shaped slot portion 31 and a sliding shaft 32. The U-shaped slot portion 31 is provided at the upper end of the U-shaped support 3, and the sliding shaft 32 is provided at the lower end of the U-shaped support 3. The base 12 is provided with a top plate 121, and the top plate 121 is provided with a sliding hole 122. The sliding shaft 32 passes through the sliding hole 122 and extends into the base 12; the electric unlocking mechanism of the high-altitude work safety rope also includes a limit block 7, which is connected to the sliding shaft 32, and the limit block 7 is used to limit the lower end of the U-shaped support 3 within the base 12.
[0039] See also Figure 2 , Figure 3The base 12 is provided with a first limit plate 123 and a second limit plate 124 arranged in parallel on the side wall corresponding to the pull pin 4. The first limit plate 123 is arranged adjacent to the limit block 7. The first limit plate 123 and the second limit plate 124 are provided with a pulling hole 125 that limits the pull pin 4 to maintain horizontal sliding.
[0040] See also Figure 6 The pull pin 4 is provided with a wedge-shaped slider 41, a transverse slide bar 42, a limit ring 43 and a vertical pull plate 44. The transverse slide bar 42 is arranged in the pulling hole 125. The wedge slider 41 is located at one side end of the transverse slide bar 42 corresponding to the limit block 7. The limit ring 43 is fixed on one side of the transverse slide bar 42 adjacent to the wedge slider 41 and extends out of the first limit plate 123. The limit ring 43 is located between the first limit plate 123 and the second limit plate 124. An elastic member 45 is connected between the limit ring 43 and the second limit plate 124. The elastic member 45 keeps the limit ring 43 in contact with the first limit plate 123. The vertical pull plate 44 is located on the side of the second limit plate 124 away from the first limit plate 123. The vertical pull plate 44 is vertically connected to one side end of the transverse slide bar 42 away from the wedge slider 41.
[0041] See also Fig. 9 The limit block 7 is square. The edge of the limit block 7 can be slidably connected with the wedge-shaped slider 41.
[0042] Furthermore, the electric unlocking mechanism for the safety rope for aerial work further comprises: an electric control drive device 8. The electric control drive device 8 is arranged on one side of the mechanism body 1 adjacent to the pull pin 4; the electric control drive device 8 is arranged corresponding to the vertical pull plate 44, and the electric control drive device 8 is used to drive the pull pin 4 to be pulled out in a direction away from the base 12 to release the lock tongue 5.
[0043] In one embodiment, the electric control drive device 8 includes an electromagnet connected to the vertical pull plate 44 , and the electromagnet is used to control the vertical pull plate 44 to pull the pull pin 4 away from the base 12 when powered on.
[0044] In another embodiment, the electric control drive device 8 includes a drive motor and a micro-screw, the drive motor is connected to the micro-screw, the micro-screw is threadedly connected to the vertical pull plate 44, and the micro-screw rotates to control the vertical pull plate 44 to pull the pull pin 4 away from the base 12 or controls the vertical pull plate 44 to reset the pull pin 4 toward the base 12.
[0045] In yet another embodiment, see Figure 1 , Figure 2, the electric control drive device 8 comprises: A motor fixing shell 81 is fixed on one side of the mechanism body 1 adjacent to the pull pin 4; The motor 82 is disposed in the motor fixing housing 81; A circuit board 83 connected to the motor 82; A battery 84 connected to the motor 82 and the circuit board 83; The eccentric wheel 85 is connected to the motor 82 and is arranged corresponding to the vertical pull plate 44; the eccentric wheel 85 is driven by the motor 82 to rotate to control the vertical pull plate 44 to pull the pull pin 4 away from the base 12 or control the vertical pull plate 44 to reset the pull pin 4 toward the base 12.
[0046] See also Figure 8 , Figure 8 It is a schematic structural diagram of the eccentric wheel 85.
[0047] The electric unlocking mechanism for the aerial work safety rope provided in the embodiment of the present application is used to replace the metal hook on the existing safety rope. The mechanism can expand the wireless communication function and realize remote remote unlocking by integrating with the wireless communication module, thereby reducing the number of times the operator returns to remove the hook and improving the climbing efficiency of the aerial work. Through the electric unlocking mechanism, the operator can easily remotely control the unlocking, thereby saving the operator's physical strength, extending the working time, and improving the efficiency of the aerial work.
[0048] Compared with the prior art, the present application has the following beneficial effects: improving work efficiency, reducing physical exertion, improving safety, reducing accident rates, achieving economic benefits, and improving worker comfort.
[0049] Improve work efficiency: The electric unlocking mechanism of the present invention makes the unlocking of the safety rope faster and more convenient. The operator no longer needs to frequently go back and forth between high and low places to manually unlock, thus greatly improving the efficiency of high-altitude operations.
[0050] Reduced physical exertion: The traditional manual unlocking method requires operators to constantly climb up and down and operate the safety rope, which causes physical exertion and fatigue. With the electric unlocking mechanism, operators can easily control the unlocking remotely, thereby reducing physical exertion and extending the working time.
[0051] Improved safety: The mechanism of the present invention has electronic control and remote control functions, which can quickly release the safety rope in an emergency, thereby increasing the safety of aerial work. In addition, since the mechanism is designed to reduce the possibility of operating errors, the risk of accidents can be reduced.
[0052] Reduced accident rate: As an innovation in the field of aerial work, the present invention is expected to reduce the accident rate in aerial work. Reducing manual unlocking operations means reducing the possibility of accidents caused by human factors.
[0053] Realizing economic benefits: Although it is necessary to invest in manufacturing and installing the electric unlocking mechanism of the present invention, by improving work efficiency and reducing accident rates, the cost and time waste of aerial work can be reduced, thereby achieving economic benefits.
[0054] Improve worker comfort: It reduces the physical exertion of workers and makes the unlocking process more convenient, which is expected to improve the comfort and job satisfaction of workers in high-altitude operations.
[0055] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.
[0056] The above is a detailed introduction to an electric unlocking mechanism for a high-altitude work safety rope provided in an embodiment of the present application. This article uses specific examples to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solution and its core idea of the present application; ordinary technicians in this field should understand that: they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present application.
Claims
1. An electric release mechanism for a safety rope for aerial work, characterized in that: include: The main body of the mechanism is provided with a U-shaped fixing part and a base, the middle part of the U-shaped fixing part is provided with a vertical slide groove, and both sides of the U-shaped fixing part are provided with vertical through holes; At least one C-shaped pin is rotatably disposed on the side of the mechanism body, and the top and the bottom of the C-shaped pin extend through the side of the mechanism body into the vertical slide groove at different times; A U-shaped bracket, the upper end of which is slidably disposed in the vertical slide slot, and the lower end of which is limited in the base and supported by a compression spring; A pull pin is provided on one side of the base, and the pull pin can lock and unlock the lower end of the U-shaped bracket; A locking tongue, capable of extending into the vertical slide slot and abutting against the U-shaped support; When the U-shaped bracket is in a free state, the bottom of the C-shaped pin passes through the vertical through hole and extends to the bottom of the U-shaped bracket; When the locking tongue moves downward and drives the U-shaped bracket to compress the compression spring and move downward, the bottom of the C-shaped pin is squeezed and rotated by the U-shaped bracket, and the top of the C-shaped pin passes through the vertical through hole and locks the locking tongue, keeping the bottom of the C-shaped pin in contact with the side wall of the U-shaped bracket, and the lower end of the U-shaped bracket is locked by the pull pin; When the pull pin is pulled out in a direction away from the base, the U-shaped bracket is pushed upward by the compression spring, so that the U-shaped bracket is in a free state, and the top of the C-shaped pin is separated from the locking tongue, releasing the locking tongue.
2. The electric release mechanism for the safety rope for aerial work as claimed in claim 1, characterized in that: The U-shaped fixing portion is provided with a left side plate and a right side plate, the left side plate and the right side plate are arranged in parallel and spaced apart, the bottom of the left side plate and the bottom of the right side plate are vertically connected to the base, and the vertical slide groove is formed between the left side plate and the right side plate.
3. The electric release mechanism for the safety rope for aerial work as claimed in claim 2, characterized in that: The left side plate is provided with a left vertical through hole, the right side plate is provided with a right vertical through hole, the outer side of the left side plate is provided with a left rotating shaft, the left rotating shaft is vertically arranged with the left vertical through hole, the outer side of the right side plate is provided with a right rotating shaft, the right rotating shaft is vertically arranged with the right vertical through hole; The C-shaped pin includes a left C-shaped pin and a right C-shaped pin; the middle part of the left C-shaped pin is rotatably arranged on the left rotating shaft, and the top and the bottom thereof do not simultaneously pass through the left vertical through hole to extend into the vertical slide groove; the middle part of the right C-shaped pin is rotatably arranged on the right rotating shaft, and the top and the bottom thereof do not simultaneously pass through the right vertical through hole to extend into the vertical slide groove; The lock tongue comprises a first vertical through hole and a second vertical through hole; when the lock tongue moves downward to drive the U-shaped support to compress the compression spring and move downward, the first vertical through hole is arranged correspondingly to the left vertical through hole, and the second vertical through hole is arranged correspondingly to the right vertical through hole; When the U-shaped bracket is in a free state, the bottom of the left C-shaped pin passes through the left vertical through hole and extends to the bottom of the U-shaped bracket, and the bottom of the right C-shaped pin passes through the right vertical through hole and extends to the bottom of the U-shaped bracket; When the locking tongue moves downward and drives the U-shaped support to compress the compression spring and move downward, the bottom of the left C-shaped pin and the bottom of the right C-shaped pin are squeezed and rotated by the U-shaped support, and the top of the left C-shaped pin passes through the left vertical through hole and is clamped in the first vertical through hole, and the top of the right C-shaped pin passes through the right vertical through hole and is clamped in the second vertical through hole, so that the bottom of the left C-shaped pin and the right C-shaped pin are kept in contact with the side wall of the U-shaped support, and the lower end of the U-shaped support is locked by the pull pin; When the pull pin is pulled out in the direction away from the base, the U-shaped bracket is pushed upward by the compression spring, so that the U-shaped bracket is in a free state, the top of the left C-shaped pin moves out from the first vertical through hole, and the top of the right C-shaped pin moves out from the second vertical through hole, releasing the locking tongue.
4. The electric release mechanism for the safety rope for aerial work as claimed in claim 1, characterized in that: The electric unlocking mechanism of the aerial work safety rope also includes: A safety rope fixing frame is fixed on a side of the base away from the pull pin.
5. The electric release mechanism for the safety rope for aerial work as claimed in claim 1, characterized in that: A sliding shaft is provided at the lower end of the U-shaped support, and a top plate is provided at the base. The top plate is provided with a sliding hole, and the sliding shaft passes through the sliding hole and extends into the base; the electric unlocking mechanism of the aerial work safety rope also includes a limit block, which is connected to the sliding shaft, and the limit block is used to limit the lower end of the U-shaped support within the base.
6. The electric release mechanism for the safety rope of aerial work as claimed in claim 5, characterized in that: The first and second limit plates are respectively provided with a first stop plate and a second stop plate, wherein the first stop plate and the second stop plate are provided with a pulling hole that limits the pulling pin to maintain horizontal sliding; the pulling pin is provided with a wedge-shaped slider, a transverse sliding bar, a stop ring and a vertical pull plate, the transverse sliding bar is arranged in the pulling hole, the wedge slider is located at one end of the transverse sliding bar corresponding to the limit block, the stop ring is fixed to the side of the transverse sliding bar adjacent to the wedge slider and extends out of the first limit plate, the stop ring is located between the first limit plate and the second limit plate, and an elastic member is connected between the stop ring and the second limit plate, and the elastic member keeps the stop ring abutting against the first limit plate, the vertical pull plate is located on a side of the second limit plate away from the first limit plate, and the vertical pull plate is vertically connected to one end of the transverse sliding bar away from the wedge slider.
7. The electric release mechanism for the safety rope of aerial work as claimed in claim 6, characterized in that: The electric unlocking mechanism of the aerial work safety rope also includes: An electric control drive device is arranged on a side of the mechanism body adjacent to the pull pin; the electric control drive device is arranged corresponding to the vertical pull plate, and the electric control drive device is used to drive the pull pin to be pulled out in a direction away from the base to release the locking tongue.
8. The electric release mechanism for the safety rope for aerial work as claimed in claim 7, characterized in that: The electric control driving device includes an electromagnet, which is connected to the vertical pull plate. The electromagnet is used to control the vertical pull plate to pull the pull pin away from the base when powered on.
9. The electric release mechanism for the safety rope of aerial work as claimed in claim 7, characterized in that: The electric control drive device includes a drive motor and a micro screw, the drive motor is connected to the micro screw, the micro screw is threadedly connected to the vertical pull plate, and the micro screw rotates to control the vertical pull plate to pull out the pull pin away from the base or control the vertical pull plate to reset the pull pin toward the base.
10. The electric release mechanism for the safety rope of aerial work according to claim 7, characterized in that: The electronically controlled drive device comprises: A motor fixing shell is fixed on one side of the mechanism body adjacent to the pull pin; A motor, arranged in the motor fixing housing; a circuit board connected to the motor; a battery connected to the motor and the circuit board; An eccentric wheel is connected to the motor and arranged corresponding to the vertical pull plate; the eccentric wheel is driven by the motor to rotate to control the vertical pull plate to pull out the pull pin away from the base or to control the vertical pull plate to reset the pull pin toward the base.