Rope pressing device convenient to install and good in adaptability for hoisting winch
By designing rope clamps with main and auxiliary pressure shafts on the winch, and using torsion springs and limit rings to tighten the steel rope, the problem of loose steel rope during the winch's winding and unwinding process is solved, thus improving stability and safety.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 清苑区泽坤起重机械配件经营部
- Filing Date
- 2025-05-30
- Publication Date
- 2026-04-10
AI Technical Summary
The existing winch is prone to loosening of the steel rope during the winding and unwinding process, which affects the stability and may even cause the steel rope to get knotted, posing a safety hazard.
A rope clamping device was designed, including a main clamping shaft and a secondary clamping shaft. The steel rope is clamped by a torsion spring and a limiting ring structure. The preload of the torsion spring is adjusted to adjust the clamping force, ensuring that the steel rope remains tight during winding and unwinding.
It effectively prevents the steel rope from loosening, improves the stability and safety of the winch's winding and unwinding, has a simple and reliable structure, good adaptability, and is easy to install and adjust.
Smart Images
Figure CN224105466U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the hoist rope presser technical field, concretely relates to a hoist rope presser with good installation convenience and adaptability for hoist. BACKGROUND
[0002] The hoist is a light and small hoisting equipment for winding steel wire rope or chain to lift or pull heavy objects, also called winch, which converts electric energy into mechanical energy through motor, that is, the motor drives the winding drum to rotate. The winding drum winds the steel wire rope and passes through the pulley block, so that the crane hook lifts or lowers the load, converts the mechanical energy into mechanical work, and completes the vertical transportation and handling of the load. However, during winding or unwinding, the steel rope may be loose due to vibration or change of lifting weight, which affects the stability of winding and unwinding, and may even cause the steel rope to knot and even cause engineering construction. SUMMARY
[0003] In view of the problems in the prior art, the utility model aims to provide a hoist rope presser with good installation convenience and adaptability for hoist, which can press the steel rope during winding and unwinding of the hoist to prevent loosening.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a hoist rope presser with good installation convenience and adaptability for hoist, which comprises a main shaft installed on one side of the hoist, the hoist comprising a chassis, the two sides of the chassis being symmetrically provided with vertical plates, a winding roller being rotatably installed between the two vertical plates, a motor being installed on the outer side of the vertical plate for controlling the winding roller, a fixed plate being welded on the front side of each vertical plate, and the main shaft being rotatable between the two fixed plates.
[0005] The main shaft is parallel to the axis of the winding roller, the main shaft surface is symmetrically rotatably installed with a swing rod, the two swing rods are rotatably installed with a main pressing shaft between the end portions of the two swing rods, and the two swing rods are rotatably installed with a secondary pressing shaft on the side away from each other, the main pressing shaft and the secondary pressing shaft being used for pressing the rope.
[0006] The main shaft surface is symmetrically provided with a torsion spring, one end of the torsion spring is provided with a hook body, the hook body is hooked on the outer side of the swing rod, and the hook body applies a force to the swing rod in the direction of the axis of the winding roller.
[0007] Further, the two ends of the main shaft are symmetrically provided with threaded rods, the threaded rods respectively penetrate through the two fixed plates, nuts are screwed on the end portions of the fixed plates, and the main shaft is fixed by the nuts at the two ends.
[0008] Further, the two torsion springs are respectively arranged between the two swing rods, the main shaft surface is symmetrically provided with an inner limiting ring, the inner limiting ring is composed of two C-shaped rings through bolt combination, the side surface of the inner limiting ring is provided with a stop bolt, and one end of the torsion spring away from the hook body is limited by the stop bolt.
[0009] Further, the main shaft surface is also symmetrically provided with an outer limiting ring, and the outer limiting ring limits the outer swing rod.
[0010] Further, the end of the swing rod, which is close to each other, is provided with a protruding bolt, and the end, which is away from each other, is provided with a fixing bolt, and the surface of the fixing bolt is provided with a ring groove at the end away from the swing rod.
[0011] Further, the main pressure shaft is rotatably arranged at the protruding bolt at two ends, and the end surface of the main pressure shaft is in contact with the inner side surface of the two swing rods.
[0012] Further, the auxiliary pressure shaft is rotatably arranged on the fixing bolt, the ring groove is internally provided with a clamping spring, and the end of the auxiliary pressure shaft is limited by the clamping spring.
[0013] Compared with the prior art, the utility model has the advantages that the pressure roller is arranged on the front side of the winch to press the steel rope when the winding roller winds or unwinds the wire, so that the steel rope is prevented from being loose, the overall length of the pressure roller is consistent with that of the winding roller, and the pressing effect on the steel rope is ensured;
[0014] The structure is simple and reliable, the pre-tightening force of the torsion spring can be adjusted by rotating the inner limiting ring, the pressing force of the pressure roller on the steel rope is adjusted, and the practicability is improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the installation three-dimensional structure schematic view of the utility model;
[0016] Figure 2 It is the installation structure schematic view of the main shaft and the pressure shaft of the utility model;
[0017] Figure 3 It is the explosion structure schematic view of the utility model; Figure 2
[0018] Figure 4 It is the installation structure schematic view of the torsion spring of the utility model.
[0019] In the drawings, the component list represented by each sign is as follows: 1, winch; 11, base frame; 12, vertical plate; 13, motor; 14, winding roller; 15, fixed plate; 2, main shaft; 21, threaded rod; 3, nut; 4, outer limiting ring; 5, swing rod; 51, fixing bolt; 511, ring groove; 52, protruding bolt; 6, inner limiting ring; 61, stop bolt; 7, torsion spring; 71, hook body; 8, main pressure shaft; 9, auxiliary pressure shaft; 10, clamping spring. DETAILED DESCRIPTION
[0020] In order to make the purpose and advantages of the utility model more clearly, the utility model is specifically described below in combination with examples. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model and does not strictly limit the protection scope of the utility model specifically requested.
[0021] Reference Figures 1-4 As shown in figure, a kind of rope presser for hoist winch with good installation adaptability, including the main shaft 2 installed in the side of winch 1, winch 1 includes chassis 11, bottom plate 11 is fixed by bolt, two vertical plates 12 are symmetrically arranged on the both sides of chassis 11, wire winding roller 14 is rotatably installed between two vertical plates 12, motor 13 is installed on the outside of vertical plate 12 for controlling wire winding roller 14, to realize take-up or prevent line work, two vertical plates 12 are welded with fixed plate 15 on the front side, and main shaft 2 rotates between two fixed plates 15;
[0022] Main shaft 2 is parallel with the axis of wire winding roller 14, and swing rod 5 is rotatably installed on the surface of main shaft 2 symmetrically, swing rod 5 can rotate around the surface of main shaft 2 to adjust the position of its end, main pressure shaft 8 is rotatably installed between the end of two swing rods 5, and vice pressure shaft 9 is rotatably installed on the side of two swing rods 5 away from each other, and main pressure shaft 8 and vice pressure shaft 9 are used to press rope, the length of main pressure shaft 8 and two vice pressure shafts 9 is consistent with wire winding roller 14, to ensure the range of pressing line;
[0023] Torsion spring 7 is symmetrically sleeved on the surface of main shaft 2, one end of torsion spring 7 is provided with hook body 71, hook body 71 is hooked on the outside of swing rod 5, hook body 71 exerts force on swing rod 5 in the direction of the axis of wire winding roller 14, to ensure the pressure of pressure shaft on steel rope.
[0024] Reference Figure 2 And Figure 3 As shown in figure, two threaded rods 21 are symmetrically arranged on the both ends of main shaft 2, threaded rod 21 penetrates two fixed plates 15 respectively, and nut 3 is screwed on the end of fixed plate 15, main shaft 2 is fixed by the nut 3 on the both ends, to facilitate assembly, and the position of main shaft 2 can be adjusted according to actual situation.
[0025] Reference Figures 2-4 As shown in figure, two torsion springs 7 are respectively arranged between two swing rods 5, and inner limiting ring 6 is symmetrically installed on the surface of main shaft 2, inner limiting ring 6 is combined by two C-shaped rings through bolt, and stop bolt 61 is arranged on the side surface of inner limiting ring 6, one end of torsion spring 7 away from hook body 71 is limited by stop bolt 61, and the position of inner limiting ring 6 and the angle of stop bolt 61 can be adjusted by loosening the bolt of inner limiting ring 6, so as to adjust the pre-tightening force of torsion spring 7, to adjust the pressure on steel rope, and the fixing of inner limiting ring 6 is kept through bolt during the adjustment process.
[0026] Reference Figure 3As shown, the main shaft 2 surface is also symmetrically provided with an outer limiting ring 4, and the outer limiting ring 4 limits the outer limiting of the swing rod 5, so as to keep the swing rod 5 position fixed.
[0027] Reference Figure 2 And Figure 3 As shown, the end of the swing rod 5 is provided with a convex bolt 52, and the side away from each other is provided with a fixed bolt 51, and the surface of the fixed bolt 51 is provided with a ring groove 511 away from the end of the swing rod 5, and the two ends of the main pressure shaft 8 are respectively rotated on the convex bolt 52, and the end surface of the main pressure shaft 8 is respectively contacted with the inner side surface of the two swing rods 5, and the auxiliary pressure shaft 9 is rotatably installed on the fixed bolt 51, and the inside of the ring groove 511 is installed with the snap spring 10, and the end of the auxiliary pressure shaft 9 is limited by the snap spring 10, so as to facilitate the installation or disassembly work, so as to facilitate the subsequent maintenance and replacement.
[0028] The working principle of the utility model is: when installing, the inner limiting ring 6, the torsion spring 7, the swing rod 5 and the outer limiting ring 4 are sequentially installed from inside to outside, then the main shaft 2 is installed on the winch 1 through the screw rod 21 and the screw nut 3, then the two ends of the main pressure shaft 8 are respectively installed on the convex bolt 52, and the two ends of the main pressure shaft 8 are limited by the swing rod 5, the auxiliary pressure shaft 9 is installed on the fixed bolt 51 and is limited and fixed by the snap spring 10, at this time, the main pressure shaft 8 is concentric with the two auxiliary pressure shafts 9 and is parallel to the axis of the winding roller 14, then the position of the outer limiting ring 4 is adjusted to limit the swing rod 5, the hook body 71 can be hooked on the swing rod 5 by rotating the torsion spring 7, the inner limiting ring 6 is rotated to adjust the position of the stop bolt 61, so that the stop bolt 61 rotates the torsion spring 7, then the hook body 71 exerts the inward force on the swing rod 5, and the position of the inner limiting ring 6 is fixed by the bolt, at this time, the main pressure shaft 8 and the auxiliary pressure shaft 9 have the force in the direction of the axis of the winding roller 14, so that the steel rope is pressed when winding and unwinding, and the steel rope is prevented from being loose and chaotic.
[0029] The above only is the preferred implementation mode of the utility model, it should be pointed out that, for ordinary technical personnel in the prior art, on the premise of not departing from the principle of the utility model, still can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection range of the utility model. The structure, device and operation method not specifically described and explained in the utility model, if no special description and limitation, are implemented according to the conventional means in the field.
Claims
1. A rope presser for a hoisting winch, which is easy to install and has good adaptability, comprising a main shaft (2) installed on one side of the winch (1), characterized in that: The winch (1) comprises a chassis (11), the chassis (11) is symmetrically provided with a stand (12) on both sides, a winding roller (14) is rotatably installed between the two stands (12), a motor (13) is installed outside the stand (12) for controlling the winding roller (14), a fixed plate (15) is welded on the front side of each of the two stands (12), and the main shaft (2) rotates between the two fixed plates (15); The main shaft (2) is parallel to the axis of the winding roller (14), the main shaft (2) is symmetrically rotatably installed with a swing rod (5) on the surface, a main pressing shaft (8) is rotatably installed between the end portions of the two swing rods (5), and a secondary pressing shaft (9) is rotatably installed on the side of the two swing rods (5) away from each other, and the main pressing shaft (8) and the secondary pressing shaft (9) are used for pressing the rope. The main shaft (2) is symmetrically sleeved with a torsion spring (7), one end of the torsion spring (7) is provided with a hook body (71), the hook body (71) is hooked outside the swing rod (5), and the hook body (71) applies a force to the swing rod (5) in the direction of the axis of the winding roller (14).
2. A rope pressing device for a hoisting winch according to claim 1, characterized in that: The main shaft (2) is symmetrically provided with a threaded rod (21) at both ends, the threaded rod (21) penetrates through the two fixed plates (15) respectively, and a nut (3) is screwed on the end portion of the fixed plate (15), and the main shaft (2) is fixed by the nuts (3) at both ends.
3. A rope presser for a hoisting winch according to claim 1, wherein: The two torsion springs (7) are respectively arranged between the two swing rods (5), the main shaft (2) is symmetrically provided with an inner limiting ring (6) on the surface, the inner limiting ring (6) is composed of two C-shaped rings combined by bolts, the side surface of the inner limiting ring (6) is provided with a stop bolt (61), and one end of the torsion spring (7) away from the hook body (71) is limited by the stop bolt (61).
4. A rope presser for a hoisting winch according to claim 1, wherein: The main shaft (2) is also symmetrically provided with an outer limiting ring (4) on the surface, and the outer limiting ring (4) limits the outward swing of the swing rod (5).
5. The rope presser for hoisting winch according to claim 1, wherein: The swing rod (5) is provided with a protruding bolt (52) on the side close to each other, and is provided with a fixing bolt (51) on the side away from each other, and a ring groove (511) is formed in the end of the fixing bolt (51) away from the swing rod (5).
6. A rope presser for a hoisting winch according to claim 5, characterized in that: The main pressing shaft (8) is rotatably arranged at both ends of the protruding bolt (52), and the end surface of the main pressing shaft (8) is in contact with the inner side surface of the two swing rods (5) respectively.
7. A rope presser for a hoisting winch according to claim 5, wherein: The secondary pressing shaft (9) is rotatably installed on the fixing bolt (51), the ring groove (511) is internally provided with a clamping spring (10), and the end portion of the secondary pressing shaft (9) is limited by the clamping spring (10).