Steel wire rope anti-loosening device
By designing a wire rope anti-loosening rope device including mounting plate, cylindrical slide rail, anti-rotating rod, swing mechanism, limit switch bracket, limit switch and side barrier ring, the problem of lifting and horizontal movement multi-layer steel wire rope equipment loosening when descending, the normal winding of the wire rope during lifting is achieved, avoiding the risk of abnormal operation or rolling of the equipment, and improving the safety and reliability of the equipment.
Patent Information
- Application Number
- CN202421952982.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-13
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-08-13
AI Technical Summary
When lifting and lateral movement multi-layer steel wire rope equipment descends, the wire rope is loosened due to the operation of the inertial reel. The wire rope may not be wound normally when lifting the equipment, resulting in abnormal operation or even rollover.
A wire rope anti-loosening rope device is designed, including a mounting plate, cylindrical slide rail, anti-rotating rod, swing mechanism, limit switch bracket, limit switch and side gear ring. The swing mechanism is maintained horizontally under the force of the wire rope, and the looseness of the wire rope is detected through the coordination of the limit switch and the anti-rotating rod to ensure the normal operation of the equipment.
Effectively prevent the wire rope from loosening, ensure that the wire rope can be wound normally on the reel when lifted, avoid the risk of abnormal operation or rollover of the equipment, and improve the safety and reliability of the equipment.
Smart Images
Figure CN222877528U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steel wire rope equipment, in particular to a steel wire rope anti-loosening device. Background Art
[0002] When the lifting and transverse multi-layer wire rope equipment is about to be lowered into place, the inertia drum will run a short distance more, causing the wire rope to loosen. At this time, if the equipment is lifted, the wire rope may not be properly wound on the drum, resulting in abnormal operation or even overturning due to the wire rope hanging on the equipment;
[0003] Therefore, a wire rope anti-loosening device is provided to solve the above problems. Summary of the invention
[0004] The technical problem to be solved by the utility model is that when a lifting and transversely moving multi-layer wire rope device is about to be lowered into place, the inertia drum will run a short distance more, causing the wire rope to loosen. At this time, if the device is lifted, the wire rope may not be normally wound on the drum, resulting in abnormal operation or even overturning due to the wire rope hanging on the device; therefore, a wire rope anti-loosening device is provided, and the wire rope anti-loosening device includes:
[0005] A mounting plate, a cylindrical slide rail, an anti-rotation rod, a swing mechanism, a limit switch bracket, a limit switch and a side retaining ring, wherein the cylindrical slide rail and the anti-rotation rod are arranged in parallel, and mounting plates are fixedly arranged at both ends of the cylindrical slide rail and the anti-rotation rod, the swing mechanism frame is sleeved on the cylindrical slide rail, a limit switch bracket is fixedly installed on one side of the swing mechanism, the limit switch bracket is also fixedly connected to the anti-rotation rod, the limit switch is fixedly installed on the limit switch bracket, and a side retaining ring is fixedly installed on the cylindrical slide rail on the side of the limit switch bracket away from the swing mechanism.
[0006] Further, the mounting plate includes a first fixing portion and a second fixing portion, the first fixing portion and the second fixing portion are vertically arranged and integrally formed, the first fixing portion is provided with a first mounting hole, the first mounting hole is fixedly connected to an external device through a mounting bolt, the second fixing portion is provided with a second mounting hole and a third mounting hole, the second mounting hole is used to install the cylindrical slide rail, and the third mounting hole is used to install the anti-rotation rod.
[0007] Furthermore, a first open pin hole is opened at both ends of the cylindrical slide rail, and a second open pin hole is opened at both ends of the anti-rotation rod. The first open pin passes through the first open pin hole to fix the cylindrical slide rail to the mounting plate, and the second open pin passes through the second open pin hole to fix the anti-rotation rod to the mounting plate.
[0008] Furthermore, the side retaining ring is fixed on the cylindrical slide rail by means of set screws.
[0009] Furthermore, the limit switch bracket includes a switch connecting plate, an ear plate and a slide rail fixing seat, the ear plate and the switch connecting plate are fixedly connected, the ear plate is provided with a fixing seat mounting hole and an anti-rotation mounting hole, the anti-rotation mounting hole is used to be sleeved on the anti-rotation rod, and the slide rail fixing seat is fixedly installed in the fixing seat mounting hole.
[0010] Furthermore, the limit switch comprises a switch body and a switch rotating mechanism, the switch body and the switch connecting plate are fixedly connected, and one side of the switch body is fixedly connected with the switch rotating mechanism.
[0011] Furthermore, the swing mechanism includes a round tube slider, a spring, a connecting rod, a threaded fixing block, a rope clamping seat, a first pin shaft, a nylon tube, a second pin shaft and a rope clamping wheel; the round tube slider includes a transverse part and a longitudinal part, the transverse part and the longitudinal part are vertically arranged, and the two are integrally formed, the transverse part is sleeved on the cylindrical slide rail, a spring is arranged in the longitudinal part, the threaded fixing block is sleeved on the end of the longitudinal part away from the transverse part, the threaded fixing block is fixedly connected to the longitudinal part, the larger end of the connecting rod is arranged in the longitudinal part, the smaller end of the connecting rod passes through the threaded fixing block and is fixedly connected to the rope clamping seat, the first pin shaft and the second pin shaft are arranged in parallel, the first pin shaft and the second pin shaft are both fixedly connected to the rope clamping seat, the first pin shaft is sleeved with a nylon tube, and the second pin shaft is sleeved with a rope clamping wheel.
[0012] Furthermore, both ends of the first pin shaft and the second pin shaft are provided with axle pin holes, and axle pins are arranged in the axle pin holes, and the axle pins are used to fix the first pin shaft and the second pin shaft to the rope clamping seat.
[0013] The implementation of this utility model has the following beneficial effects:
[0014] 1. The present application maintains horizontality under the action of the wire rope force through the swing mechanism. When the wire rope is loosened, the swing head sags due to its own weight and presses on the switch rotating mechanism. The limit switch can only move but not rotate due to the anti-rotation rod, ensuring that when the swing mechanism sags, the limit switch bracket does not rotate. The cylindrical slide rail ensures that when the drum is running, the swing mechanism and the switch bracket can swing left and right with the wire rope, which can detect whether the lifting wire rope is significantly loose, ensure the normal operation of the equipment, and avoid accidents. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of the utility model;
[0016] Figure 2This is a front view of the utility model when installed;
[0017] Figure 3 This is a schematic diagram of the state of the swing mechanism of the utility model when the wire rope is not loose;
[0018] Figure 4 This is a schematic diagram of the state of the swing mechanism of the utility model when the wire rope is loose;
[0019] Figure 5 It is a structural schematic diagram of the swing mechanism of the utility model;
[0020] Figure 6 This is a schematic diagram of the mechanism of the limit switch bracket of the utility model;
[0021] Figure 7 It is a structural schematic diagram of the limit switch of the utility model.
[0022] The corresponding reference numerals in the figure should be: 1-mounting plate, 101-mounting bolt, 2-cylindrical slide rail, 201-first cotter pin, 3-anti-rotation rod, 301-second cotter pin, 4-swing mechanism, 401-tube slider, 402-spring, 403-threaded fixing block, 404-connecting rod, 405-rope clamping seat, 406-first pin shaft, 407-nylon tube, 408-second pin shaft, 409-rope clamping wheel, 5-limit opening
[0023] Switch bracket, 501-switch connecting plate, 502-ear plate, 503-slide rail fixing seat, 6-limit switch, 601-switch body, 602-switch rotating mechanism, 7-side retaining ring, 8-wire rope. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example
[0025] Please refer to the instruction manual Figure 1-7 The present embodiment provides a wire rope anti-loosening device, the wire rope anti-loosening device comprising:
[0026] Mounting plate 1, cylindrical slide rail 2, anti-rotation rod 3, swing mechanism 4, limit switch bracket 5, limit switch 6 and side retaining ring 7. The cylindrical slide rail 2 and the anti-rotation rod 3 are arranged in parallel. The mounting plate 1 is fixedly arranged at both ends of the cylindrical slide rail and the anti-rotation rod 3. The swing mechanism 4 is sleeved on the cylindrical slide rail 2. A limit switch bracket 5 is fixedly installed on one side of the swing mechanism 4. The limit switch bracket 5 is also fixedly connected to the anti-rotation rod 3. The limit switch 6 is fixedly installed on the limit switch bracket 5. The side retaining ring 7 is fixedly installed on the cylindrical slide rail 2 on the side of the limit switch bracket 5 away from the swing mechanism 4.
[0027] The mounting plate 1 includes a first fixing portion and a second fixing portion, which are vertically arranged and integrally formed. The first fixing portion is provided with a first mounting hole, which is fixedly connected to an external device via a mounting bolt 101. The second fixing portion is provided with a second mounting hole and a third mounting hole, the second mounting hole is used to install the cylindrical slide rail 2, and the third mounting hole is used to install the anti-rotation rod 3.
[0028] A first open pin 201 hole is opened at both ends of the cylindrical slide rail 2, and a second open pin 301 hole is opened at both ends of the anti-rotation rod 3. The first open pin 201 passes through the first open pin 201 hole to fix the cylindrical slide rail 2 to the mounting plate 1, and the second open pin 301 passes through the second open pin 301 hole to fix the anti-rotation rod 3 to the mounting plate 1.
[0029] The side retaining ring 7 is fixed on the cylindrical slide rail by means of set screws.
[0030] The limit switch bracket 5 includes a switch connecting plate 501, an ear plate 502 and a slide rail fixing seat 503. The ear plate 502 and the switch connecting plate 501 are fixedly connected. The ear plate 502 is provided with a fixing seat mounting hole and an anti-rotation mounting hole. The anti-rotation mounting hole is used to be mounted on the anti-rotation rod 3. The slide rail fixing seat 503 is fixedly installed in the fixing seat mounting hole.
[0031] The limit switch 6 includes a switch body 601 and a switch rotating mechanism 602 . The switch body 601 and the switch connecting plate 501 are fixedly connected. One side of the switch body 601 is fixedly connected with the switch rotating mechanism 602 .
[0032] The swing mechanism 4 includes a round tube slider 401, a spring 402, a connecting rod 404, a threaded fixing block 403, a rope clamping seat 405, a first pin shaft 406, a nylon tube 407, a second pin shaft 408 and a rope clamping wheel 409; the round tube slider 401 includes a transverse portion and a longitudinal portion, the transverse portion and the longitudinal portion are vertically arranged, and the two are integrally formed, the transverse portion is sleeved on the cylindrical slide rail 2, the spring 402 is arranged in the longitudinal portion, and the threaded fixing block 403 is sleeved on the longitudinal portion away from the transverse portion On the end portion, the threaded fixing block 403 is fixedly connected to the longitudinal portion, the larger end of the connecting rod 404 is arranged in the longitudinal portion, and the smaller end of the connecting rod 404 passes through the threaded fixing block 403 and is fixedly connected to the rope clamping seat 405, the first pin shaft 406 and the second pin shaft 408 are arranged in parallel, and the first pin shaft 406 and the second pin shaft 408 are both fixedly connected to the rope clamping seat 405, the first pin shaft 406 is sleeved with a nylon tube 407, and the second pin shaft 408 is sleeved with a rope clamping wheel 409.
[0033] Both ends of the first pin shaft 406 and the second pin shaft 408 are provided with axle pin holes, and axle pins are arranged in the axle pin holes. The axle pins are used to fix the first pin shaft 406 and the second pin shaft 408 to the rope clamping seat 405.
[0034] Implementation principle: The swing mechanism remains horizontal under the force of the wire rope. When the wire rope 8 is loosened, the swing head sags due to its own weight and presses on the limit switch rotating mechanism, and the limit switch alarms. When the switch does not alarm, the motor can operate normally. When the switch alarms, it is necessary to manually eliminate the fault to ensure the normal operation of the equipment. Due to the function of the anti-rotation rod, the limit switch can only move but not rotate, ensuring that when the swing mechanism sags, the limit switch bracket does not rotate. The cylindrical slide rail ensures that when the drum is running, the swing mechanism and the limit switch bracket can swing left and right with the wire rope; it can detect whether the lifting wire rope is loosened significantly, ensure the normal operation of the equipment, avoid accidents, and improve safety.
[0035] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0036] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; 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. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.
[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A wire rope anti-loosening device, characterized in that: It includes a mounting plate, a cylindrical slide rail, an anti-rotation rod, a swing mechanism, a limit switch bracket, a limit switch and a side retaining ring. The cylindrical slide rail and the anti-rotation rod are arranged in parallel, and mounting plates are fixedly arranged at both ends of the cylindrical slide rail and the anti-rotation rod. The swing mechanism frame is sleeved on the cylindrical slide rail, a limit switch bracket is fixedly installed on one side of the swing mechanism, the limit switch bracket is also fixedly connected to the anti-rotation rod, the limit switch is fixedly installed on the limit switch bracket, and a side retaining ring is fixedly installed on the cylindrical slide rail on the side of the limit switch bracket away from the swing mechanism.
2. The wire rope anti-loosening device according to claim 1, characterized in that: The mounting plate includes a first fixing portion and a second fixing portion, the first fixing portion and the second fixing portion are vertically arranged and integrally formed, the first fixing portion is provided with a first mounting hole, the first mounting hole is fixedly connected to an external device via a mounting bolt, the second fixing portion is provided with a second mounting hole and a third mounting hole, the second mounting hole is used to mount the cylindrical slide rail, and the third mounting hole is used to mount the anti-rotation rod.
3. The wire rope anti-loosening device according to claim 2, characterized in that: A first open pin hole is formed at both ends of the cylindrical slide rail, and a second open pin hole is formed at both ends of the anti-rotation rod. The first open pin passes through the first open pin hole to fix the cylindrical slide rail to the mounting plate, and the second open pin passes through the second open pin hole to fix the anti-rotation rod to the mounting plate.
4. The wire rope anti-loosening device according to claim 3, characterized in that: The side retaining ring is fixed on the cylindrical slide rail by means of set screws.
5. The wire rope anti-loosening device according to claim 4, characterized in that: The limit switch bracket includes a switch connecting plate, an ear plate and a slide rail fixing seat. The ear plate is fixedly connected to the switch connecting plate. A fixing seat mounting hole and an anti-rotation mounting hole are opened on the ear plate. The anti-rotation mounting hole is used to be sleeved on the anti-rotation rod. A slide rail fixing seat is fixedly installed in the fixing seat mounting hole.
6. The wire rope anti-loosening device according to claim 5, characterized in that: The limit switch comprises a switch body and a switch rotating mechanism. The switch body is fixedly connected to the switch connecting plate, and one side of the switch body is fixedly connected to the switch rotating mechanism.
7. The wire rope anti-loosening device according to claim 6, characterized in that: The swing mechanism includes a round tube slider, a spring, a connecting rod, a threaded fixing block, a rope clamping seat, a first pin shaft, a nylon tube, a second pin shaft and a rope clamping wheel; the round tube slider includes a transverse part and a longitudinal part, the transverse part and the longitudinal part are vertically arranged, and the two are integrally formed, the transverse part is sleeved on the cylindrical slide rail, a spring is arranged in the longitudinal part, the threaded fixing block is sleeved on the end of the longitudinal part away from the transverse part, the threaded fixing block is fixedly connected to the longitudinal part, the larger end of the connecting rod is arranged in the longitudinal part, and the smaller end of the connecting rod passes through the threaded fixing block and is fixedly connected to the rope clamping seat, the first pin shaft and the second pin shaft are arranged in parallel, the first pin shaft and the second pin shaft are both fixedly connected to the rope clamping seat, the first pin shaft is sleeved with a nylon tube, and the second pin shaft is sleeved with a rope clamping wheel.
8. The wire rope anti-loosening device according to claim 7, characterized in that: Both ends of the first pin shaft and the second pin shaft are provided with axle pin holes, and axle pins are arranged in the axle pin holes. The axle pins are used to fix the first pin shaft and the second pin shaft to the rope clamping seat.