Anti-falling structure for tensioner
By combining the designed tensioner anti-derailment structure with the external expansion plate and multi-component linkage, the problem of low rope adjustment efficiency of existing tensioners is solved, achieving efficient rope adjustment and equipment stability.
Patent Information
- Application Number
- CN202520388518.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-06
- Publication Date
- 2026-02-03
- Estimated Expiration
- 2035-03-06
AI Technical Summary
Existing tensioners with anti-slip structures cannot quickly adjust the rope's release and retraction during use. The adjustment components are complex and cumbersome to operate, and are prone to jamming, making it difficult to meet the needs of high-efficiency work scenarios.
The design incorporates an expansion plate, angle adjustment assembly, release assembly, front and rear adjustment assembly, damage prevention assembly, and positioning assembly. By rotating the fixing nut, rotating the adjustment ring, and engaging the gear linkage, combined with the buffering and adjustment of the damping spring, the rope can be precisely adjusted and wear prevented.
It enables convenient and efficient adjustment of rope operation, ensures stable equipment operation, extends rope life, and meets tension requirements in different scenarios.
Smart Images
Figure CN223863678U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to tensioner technical field, especially relates to a prevent falling structure for tensioner. BACKGROUND
[0002] The prevent falling structure for tensioner prevents the tensioner from loosening or falling off during the working process, ensuring the stability and safety of the equipment. By designing appropriate prevent falling structures such as locking devices or buckles, the reliability of the tensioner can be effectively improved, avoiding equipment failures or safety accidents caused by the falling of the tensioner. This structure is widely used in machinery, transportation and industrial equipment, especially in environments with high tension and vibration, providing continuous stability and operational security.
[0003] However, the existing prevent falling structure for tensioner cannot quickly adjust the winding and unwinding of the rope during use. On the one hand, the adjusting assembly structure is complex and the operation steps are tedious, requiring the operator to spend a lot of time to complete the adjusting action. On the other hand, the coordination between components is not good, and problems such as jamming and asynchronization may occur during the adjusting process, resulting in low efficiency of rope winding and unwinding adjustment, which is difficult to meet the requirements of high time efficiency in the working environment.
[0004] Therefore, the present application provides a prevent falling structure for tensioner to meet the needs. UTILITY MODEL CONTENT
[0005] The utility model aims at solving the shortcomings in the prior art and provides a prevent falling structure for tensioner.
[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a prevent falling structure for tensioner, comprising:
[0007] An outer expansion plate;
[0008] An angle adjusting assembly is arranged on the outer side of the outer expansion plate, comprising a first connecting plate fixed on the outer side of the outer expansion plate, a slot is formed on the first connecting plate, a first connecting rod is arranged on the first connecting plate through the slot, and a fixed nut is rotatably connected to both ends of the first connecting rod.
[0009] A winding and unwinding assembly is arranged inside the outer expansion plate, comprising a second damping spring sleeved on the other end of the first connecting rod, a second gear is arranged on the side of the first connecting rod away from the fixed nut, a first damping spring is sleeved on the side of the first connecting rod away from the second gear, and a first gear is fixed on the other side of the first connecting rod away from the first damping spring.
[0010] Further, the front and rear adjusting assembly is arranged inside the outward expansion plate, the front and rear adjusting assembly comprises a second connecting rod fixed between the outward expansion plates, a fixed rod is sleeved on one side of the second connecting rod, a second connecting plate is arranged on the side of the second connecting rod away from the fixed rod, a third damping spring is sleeved on the side of the second connecting rod away from the second connecting plate, a connecting lead screw is arranged on the second connecting plate, and an adjusting ring is arranged on the outer side of the second connecting rod.
[0011] The beneficial effect of the further scheme is that when in use, the adjusting ring is rotated, the adjusting ring moves along the second connecting rod, drives the second connecting plate and the connecting lead screw to displace, in this process, the third damping spring provides buffering and resistance adjustment, through the operation of the front and rear adjusting assembly, the front and rear positions of the second gear associated therewith can be accurately adjusted, and then it is confirmed whether the device is in a slack rope state or a rope releasing state, and effective monitoring and adjustment of the rope operation state are realized.
[0012] Further, the anti-damage assembly comprises a fixed ring fixed on one side of the fourth connecting plate, slots are formed in the fixed ring, and elastic sheets are fixed in the slots, one end of each elastic sheet is provided with a fixed plate, a connecting block is fixed on the fixed plate, and an anti-damage roller is arranged on the connecting block.
[0013] The beneficial effect of the further scheme is that the fixed ring is fixed on one side of the fourth connecting plate, the slots are used for fixing the elastic sheets, when the rope passes through, the elasticity of the elastic sheets makes the anti-damage rollers on the fixed plate and the connecting block closely adhere to the rope, in the moving process of the rope, the anti-damage rollers roll, effectively reducing the friction between the rope and the device, preventing the rope from being worn and torn, and prolonging the service life of the rope.
[0014] Further, the top of the first connecting plate is provided with a positioning assembly, the positioning assembly comprises a connecting shaft fixed between the first connecting plates, third connecting plates are arranged at the two ends of the connecting shaft, the other end of each third connecting plate is rotationally connected with the first connecting rod, and a clamping plate is arranged on the side of the connecting shaft away from the third connecting plates.
[0015] The beneficial effect of the further scheme is that the connecting shaft is fixed between the first connecting plates, the two ends of the connecting shaft are connected with the third connecting plates, the other end of each third connecting plate is rotationally connected with the first connecting rod, in use, the first connecting rod is rotated, the third connecting plates are driven to rotate around the connecting shaft, after the position is adjusted, the clamping plate is used for positioning and fixing, the first connecting rod is ensured to be in the required position, and stable operation of the device is ensured.
[0016] Compared with the prior art, the device has the following advantages and positive effects:
[0017] 1、 Wherein, the first connecting plate is fixed outside the outer expansion plate, a slot is opened on the plate, the first connecting rod is connected with the first connecting plate through the slot, and both ends thereof are rotationally connected with the fixed nuts, in actual use, the operator only needs to rotate the fixed nuts, so as to push the first connecting rod to move up and down in the slot, and then the height of the associated loosening assembly is adjusted, so that the rope lifting operation is more convenient and efficient;
[0018] 2、 When in use, when the external power acts on the first gear, the first connecting rod is driven to rotate, the second gear is linked at the same time, and the first damping spring and the second damping spring play the roles of buffering and adjusting resistance, under the cooperation of the series of assemblies, the loosening assembly can flexibly control the winding and unwinding of the rope, accurately adjust the tightness of the rope, and meet the needs of the rope tension in different scenes. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is a front view of the anti-falling structure of the tensioner of the utility model;
[0020] Figure 2 It is a top view of the anti-falling structure of the tensioner of the utility model;
[0021] Figure 3 It is a structure diagram of the front and rear adjusting assembly in the anti-falling structure of the tensioner of the utility model;
[0022] Figure 4 It is a structure diagram of the anti-damage assembly in the anti-falling structure of the tensioner of the utility model.
[0023] REFERENCE NUMERALS
[0024] 1、 Outer expansion plate;
[0025] 2、 Angle adjusting assembly; 21, first connecting plate; 22, first connecting rod; 23, fixed nut;
[0026] 3、 Loosening assembly; 31, first gear; 32, first damping spring; 33, second damping spring; 34, second gear;
[0027] 4、 Front and rear adjusting assembly; 41, second connecting rod; 42, adjusting ring; 43, fixed rod; 44, second connecting plate; 45, third damping spring; 46, connecting screw rod;
[0028] 5、 Positioning assembly; 51, connecting shaft; 52, clamping plate; 53, third connecting plate;
[0029] 6、 Anti-damage assembly; 61, fixed ring; 62, elastic sheet; 63, fixed plate; 64, connecting block; 65, anti-damage roller;
[0030] 7、 Wire binding port; 8, hook; 9, fourth connecting plate. DETAILED DESCRIPTION
[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.
[0032] As shown in Figure 1 - Figure 4 The utility model provides a kind of technical solutions: a kind of anti-drop structure for tensioner, it include: outer expansion plate 1;
[0033] Angle adjusting assembly 2 is placed in the outside of outer expansion plate 1, and angle adjusting assembly 2 includes the first connecting plate 21 fixed in the outside of outer expansion plate 1, the first connecting plate 21 is provided with the first connecting rod 22 by slot, and the both ends of the first connecting rod 22 are rotatably connected with fixed nut 23, wherein the first connecting plate 21 is fixed to the outside of outer expansion plate 1, and the plate is provided with slot, the first connecting rod 22 is connected with the first connecting plate 21 by the slot, and the both ends are rotatably connected with fixed nut 23, in actual use, operator only needs to rotate fixed nut 23, can push the first connecting rod 22 and move up and down in slot, further adjust the height of associated slackening assembly 3, make rope pull-up operation more convenient and efficient;
[0034] Slackening assembly 3 is placed in the inside of outer expansion plate 1, and slackening assembly 3 includes the second damping spring 33 of the other end of first connecting rod 22, the side, away from fixed nut 23, of first connecting rod 22 is provided with second gear 34, the side, away from second gear 34, of first connecting rod 22 is provided with first damping spring 32, and the other side, away from first damping spring 32, of first connecting rod 22 is fixed with first gear 31, when external power acts on first gear 31 during use, drives first connecting rod 22 to rotate, second gear 34 is linked simultaneously, and first damping spring 32 and second damping spring 33 play the role of buffering and adjusting resistance, under the cooperation of this series of components, slackening assembly 3 can flexibly control the winding and unwinding of rope, accurately adjust the tightness degree of rope, meet the demand of rope tension in different scenes.
[0035] Further, as shown in Figure 1 - Figure 3As shown: the front and rear adjusting assembly 4 is placed inside the outer expansion plate 1, the front and rear adjusting assembly 4 includes a second connecting rod 41 fixed between the outer expansion plate 1, a fixed rod 43 is sleeved on one side of the second connecting rod 41, a second connecting plate 44 is arranged on the side of the second connecting rod 41 away from the fixed rod 43, a third damping spring 45 is sleeved on the side of the second connecting rod 41 away from the second connecting plate 44, a connecting lead screw 46 is arranged on the second connecting plate 44, and an adjusting ring 42 is arranged on the outer side of the second connecting rod 41. During use, the adjusting ring 42 is rotated, the adjusting ring 42 moves along the second connecting rod 41, drives the second connecting plate 44 and the connecting lead screw 46 to displace, and in this process, the third damping spring 45 provides buffering and resistance adjustment. Through the operation of the front and rear adjusting assembly 4, the front and rear positions of the second gear 34 associated therewith can be accurately adjusted, and it is confirmed whether the device is in a rope loosening state or a rope releasing state, so as to realize effective monitoring and adjustment of the operation state of the rope.
[0036] There is also a problem of rope damage in the above scheme, such as Figure 1 Figure 4 As shown: in this scheme, the anti-damage assembly 6 includes a fixed ring 61 fixed on one side of the fourth connecting plate 9, the fixed ring 61 is provided with a slot, the fixed ring 61 is fixed with an elastic sheet 62 through the slot, the other end of the elastic sheet 62 is provided with a fixed plate 63, the fixed plate 63 is fixed with a connecting block 64, the connecting block 64 is provided with an anti-damage roller 65, and the fixed ring 61 is fixed on one side of the fourth connecting plate 9. The slot is used to fix the elastic sheet 62, when the rope passes through, the elasticity of the elastic sheet 62 makes the anti-damage roller 65 on the fixed plate 63 and the connecting block 64 closely contact the rope, and in the moving process of the rope, the anti-damage roller 65 rolls to effectively reduce the friction between the rope and the device, prevent the rope from being worn, and prolong the service life of the rope.
[0037] As shown in Figure 1 Figure 4 The angle adjusting assembly 2 is shown, the fixed nut 23 fixed at both ends of the first connecting rod 22 is rotated, the first connecting rod 22 moves up and down in the slot of the first connecting plate 21, the height of the loosening and releasing assembly 3 is adjusted, and the rope lifting operation is more convenient and efficient.
[0038] The loosening and releasing assembly 3 is driven by external power to drive the first gear 31 to rotate, the second gear 34 is linked at the same time, and the first damping spring 32 and the second damping spring 33 play a buffering and resistance adjusting role, so that the rope can be flexibly controlled, the tightness of the rope can be accurately adjusted, and different needs of various scenes can be met.
[0039] The front and back adjusting assembly 4, the operator rotates the adjusting ring 42, the adjusting ring 42 moves along the second connecting rod 41, drives the second connecting plate 44 and the connecting screw rod 46 to displace, the third damping spring 45 plays the role of buffering and resistance adjustment, and then the front and back positions of the second gear 34 are accurately adjusted, the device is confirmed to be in the slack rope or rope releasing state, the effective monitoring and adjustment of the rope operation state are realized.
[0040] The anti-damage assembly 6, when the rope passes, the fixed plate 63 and the anti-damage roller 65 on the connecting block 64 are closely attached to the rope by the elastic fixed sheet 62 in the slot of the fixed ring 61, the roller rolls when the rope moves, the friction between the rope and the device is effectively reduced, the rope is prevented from being abraded, and the service life thereof is prolonged.
[0041] The positioning assembly 5, the first connecting rod 22 is rotated to drive the third connecting plate 53 to rotate around the connecting shaft 51, after being adjusted to the appropriate position, the second gear 34 is positioned and fixed by the clamping plate 52, the second gear 34 is in the required position, the stable operation of the device is ensured, in addition, the wire binding port 7 on the fourth connecting plate 9 is convenient for the rope to pass through, the hook 8 on one side of the outer expansion plate 1 is convenient for the device to be hung and fixed, and the use convenience is improved.
[0042] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms, any skilled person in the art can change or modify the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the present application to the above embodiments still belongs to the protection scope of the present application technical scheme.
Claims
1. A tensioner anti-detachment structure, characterized in that, include: Outer expansion plate (1); Angle adjustment component (2) is placed on the outside of the outer expansion plate (1). The angle adjustment component (2) includes a first connecting plate (21) fixed on the outside of the outer expansion plate (1). The first connecting plate (21) has a slot. The first connecting plate (21) has a first connecting rod (22) through the slot. Both ends of the first connecting rod (22) are rotatably connected to a fixing nut (23). Release assembly (3), the release assembly (3) is placed inside the outer expansion plate (1), the release assembly (3) includes a second damping spring (33) sleeved on the other end of the first connecting rod (22), a second gear (34) is provided on the side of the first connecting rod (22) away from the fixing nut (23), a first damping spring (32) is sleeved on the side of the first connecting rod (22) away from the second gear (34), and a first gear (31) is fixed on the other side of the first connecting rod (22) away from the first damping spring (32).
2. The anti-detachment structure for a tensioner according to claim 1, characterized in that, The outer expansion plate (1) is provided with a front-to-back adjustment component (4) on the side away from the loosening component (3).
3. The anti-detachment structure for a tensioner according to claim 2, characterized in that, The front and rear adjustment assembly (4) is placed inside the outer expansion plate (1). The front and rear adjustment assembly (4) includes a second connecting rod (41) fixed between the outer expansion plates (1). A fixing rod (43) is sleeved on one side of the second connecting rod (41). A second connecting plate (44) is provided on the side of the second connecting rod (41) away from the fixing rod (43). A third damping spring (45) is sleeved on the side of the second connecting rod (41) away from the second connecting plate (44). A connecting screw (46) is provided on the second connecting plate (44). An adjustment ring (42) is provided on the outer side of the second connecting rod (41).
4. The anti-detachment structure for a tensioner according to claim 1, characterized in that, A fourth connecting plate (9) is fixed on the side of the outer expansion plate (1) away from the loosening component (3). A wire harness opening (7) is provided on the fourth connecting plate (9). A damage prevention component (6) is provided on the side of the fourth connecting plate (9) away from the wire harness opening (7).
5. The anti-detachment structure for a tensioner according to claim 4, characterized in that, The damage prevention component (6) includes a fixing ring (61) fixed on one side of the fourth connecting plate (9). The fixing ring (61) has a slot, and a spring piece (62) is fixed to the fixing ring (61) through the slot. A fixing plate (63) is provided at the other end of the spring piece (62). A connecting block (64) is fixed on the fixing plate (63), and a damage prevention roller (65) is provided on the connecting block (64).
6. The anti-detachment structure for a tensioner according to claim 5, characterized in that, The other end of the fixing plate (63) is rotatably connected to the slotted fixing ring (61).
7. The anti-detachment structure for a tensioner according to claim 1, characterized in that, A positioning component (5) is provided on the top of the first connecting plate (21). The positioning component (5) includes a connecting shaft (51) fixed between the first connecting plates (21). Both ends of the connecting shaft (51) are provided with a third connecting plate (53). The other end of the third connecting plate (53) is rotatably connected to the first connecting rod (22). A snap-fit plate (52) is provided on the side of the connecting shaft (51) away from the third connecting plate (53).
8. The anti-detachment structure for a tensioner according to claim 1, characterized in that, A hook (8) is fixed to one side of the outer expansion plate (1).