Deceleration recovery mechanism

Abstract

The utility model discloses a speed reduction recycling mechanism which comprises a shell, and the shell is provided with an arc-shaped inner circumferential wall. The transmission part is pivotally inserted into a central shaft on the inner peripheral wall of the shell; the rotating disc is connected to the transmission part in a sleeving manner, and the rotating disc and the transmission part are clamped and fixed; the centrifugal block is connected with the turntable, and the other end of the centrifugal block can move freely; the friction block is arranged on the peripheral surface, close to the inner peripheral wall of the shell, of the centrifugal block. The friction block is arranged on the centrifugal block, so that the centrifugal block does not make direct contact with the inner circumferential wall of the shell, the friction block is driven to make contact with the shell, the centrifugal block can apply pressure to the friction block, the friction block is tightly attached to the inner circumferential wall of the shell, the speed reduction efficiency is improved, and in addition, the friction block makes contact with the shell, and noise can be effectively prevented from being generated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pipe winder technical field, especially a kind of deceleration recovery mechanism. BACKGROUND

[0002] In many work sites, winding appliance for collecting and releasing tubular tool, collectively referred to as pipe winding disc, at present, automatic recovery winding pipe or winding machine is mainly driven by spring recovery and motor-driven recovery.Tubular objects are recovered by most pipe winding discs, and the speed of pipe winding disc cannot be controlled, so that the end of pipe is irregularly flung, and the situation of hurting operating personnel or damaging surrounding objects occurs, so that the safety is not high, and therefore deceleration device is added.

[0003] The prior art deceleration device has certain defects, for example, the existing device generates large noise when decelerating, in addition to insufficient friction, resulting in low deceleration efficiency, to solve such problems, the application provides a kind of deceleration recovery mechanism. UTILITY MODEL CONTENT

[0004] Therefore, in order to solve the problems in the prior art, the application provides a kind of deceleration recovery mechanism, including shell, shell has circular arc inner wall;

[0005] Transmission part, transmission part is pivotally inserted in the center axis of shell inner wall;

[0006] Rotating disc, rotating disc is sleeved on transmission part, rotating disc is clamped and fixed with transmission part;

[0007] Centrifugal block, centrifugal block is connected with rotating disc, and the other end is freely movable;

[0008] Friction block, friction block is arranged on the circumferential surface of centrifugal block close to shell inner wall.

[0009] Further, the centrifugal block includes a main body, a rotating shaft and a flail, the main body is L-shaped, the rotating shaft and the flail are arranged at two ends of the main body respectively, the outer peripheral wall of the rotating disc is provided with a first clamping groove, and the rotating shaft is rotatably arranged in the first clamping groove.

[0010] Further, the friction block is arranged at one end of the main body close to the rotating shaft.

[0011] Further, a spring is arranged between the rotating disc and the centrifugal block.

[0012] Further, the rotating disc surface is provided with a stand column, the rotating disc edge corresponding to the stand column is provided with a notch, the spring is located in the notch, the main body is provided with a hook close to the rotating disc, and the two ends of the spring are connected with the stand column and the hook respectively.

[0013] Further, the side wall of the rotating disc is provided with second clamping grooves, the number of the second clamping grooves is consistent with the number of the centrifugal blocks, the positions of the second clamping grooves correspond to the centrifugal blocks, and a buffer member is arranged in each second clamping groove and partially protrudes from the second clamping groove.

[0014] Further, a transmission wheel is further arranged, one end of the transmission member penetrates through the shell and extends to the outside of the shell, and the transmission wheel is sleeved with the one end of the transmission member located outside the shell.

[0015] Further, a cover body is further arranged, one end of the shell is provided with an opening, and the cover body is detachably connected with the side wall of the opening end of the shell.

[0016] Further, the number of the first clamping grooves and the centrifugal blocks is three, and the three first clamping grooves and the centrifugal blocks are arranged in a circumferential array on the side wall of the rotating disc.

[0017] Further, the centrifugal block and the main body are detachably connected.

[0018] Beneficial effects: the friction block is arranged on the centrifugal block, so that the centrifugal block does not directly contact the inner circumferential wall of the shell, but drives the friction block to contact the shell, the centrifugal block applies pressure to the friction block, the friction block is tightly attached to the inner circumferential wall of the shell, the deceleration efficiency is improved, and the generation of noise can be effectively prevented through the contact between the friction block and the shell. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained according to the structures shown in the drawings without creative labor for those skilled in the art.

[0020] Figure 1 It is a whole structure schematic diagram of the deceleration recovery mechanism of the present application.

[0021] Figure 2 It is a cross-sectional structure schematic diagram of the deceleration recovery mechanism of the present application.

[0022] Figure 3 It is a rotating disc structure schematic diagram of the deceleration recovery mechanism of the present application.

[0023] Figure 4 It is a centrifugal block structure schematic diagram of the deceleration recovery mechanism of the present application.

[0024] In the figure: 1, the shell; 11, cover; 2, transmission part; 3, rotating disc; 31, first clamping groove; 32, notch; 33, mounting hole; 34, second clamping groove; 35, connecting hole; 36, column; 4, centrifugal block; 41, main body; 42, rotating shaft; 43, swinging block; 44, hanging buckle; 5, elastic member; 6, friction block; 7, buffer; 8, transmission wheel.

[0025] The realization, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0028] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one feature. In addition, "and / or" in the full text includes three schemes, taking A and / or B as an example, including A technical solution, B technical solution, and A and B simultaneously meet the technical solution. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of those skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0029] The speed reduction recovery mechanism of the application is installed outside the pipe winding disc support, the pipe winding disc includes a pipe winding disc and a support, and the device is in transmission connection with the gear on the pipe winding disc through a transmission part.

[0030] The pipe winding piece of the application is a hose for transmitting gas and liquid, or a wire, or a warning belt, etc.

[0031] As Figures 1-4As shown, the embodiment of the present application provides a speed reduction recovery mechanism, which comprises a shell 1, the shell 1 has a circular arc inner wall;

[0032] A transmission member 2 is pivotally inserted into the central axis of the inner wall of the shell 1;

[0033] A rotating disc 3 is sleeved on the transmission member 2, and the rotating disc 3 is fixedly connected with the transmission member 2;

[0034] A centrifugal block 4 is connected with the rotating disc 3, and the other end of the centrifugal block 4 is freely movable;

[0035] A friction block 6 is arranged on the circumferential surface of the centrifugal block 4 close to the inner wall of the shell 1.

[0036] The friction block 6 is arranged on one side of the centrifugal block 4 close to the inner wall of the shell 1.

[0037] In the embodiment, the shell 1 is in a cylindrical shape, a connecting hole 35 is formed in the central position of the rotating disc 3, the transmission member 2 is inserted into the connecting hole 35, so that the rotating disc 3 is detachably sleeved on the side wall of the transmission member 2, and the rotating disc 3 can only slide on the transmission member 2 and cannot rotate by itself, wherein the axes of the shell 1, the transmission member 2 and the rotating disc 3 coincide, the rotating disc 3 is arranged inside the shell 1, at least one first clamping groove 31 is formed in the outer circumferential wall of the rotating disc 3, the friction block 6 is detachably arranged on the surface of the centrifugal block 4, the cross section of the friction block 6 is in a trapezoidal shape, specifically, a trapezoidal clamping groove is formed in the side of the centrifugal block 4 close to the inner wall of the shell 1, and part of the friction block 6 protrudes after the friction block 6 is inserted into the trapezoidal clamping groove, wherein the material of the friction block 6 is rubber;

[0038] The number of the first clamping grooves 31 and the centrifugal blocks 4 is three, and the three first clamping grooves 31 and the three centrifugal blocks 4 are arranged in a circumferential array on the side wall of the rotating disc 3, so that the rotating disc 3 can be more evenly subjected to the centrifugal force and has better stability and better speed reduction effect;

[0039] During operation, the transmission member 2 drives the rotating disc 3 to rotate, when the rotating speed of the rotating disc 3 is large, the centrifugal block 4 will be opened away from the rotating disc 3 under the action of the centrifugal force, the friction block 6 is driven to be close to the inner wall of the shell 1 and contact the inner wall of the shell 1 to generate a friction force, at this time, the rotating speed of the rotating disc 3 will be gradually reduced under the action of the friction force, so as to reduce the rotating speed of the centrifugal block 4, so as to achieve the purpose of speed reduction, in this process, the centrifugal block 4 does not directly contact the inner wall of the shell 1, but drives the friction block 6 to contact the shell 1, the centrifugal block 4 will exert a pressure on the friction block 6, so that the friction block 6 is tightly attached to the inner wall of the shell 1, the speed reduction efficiency is improved, and the generation of noise can be effectively prevented by the contact between the friction block 6 and the shell 1.

[0040] In one embodiment, the centrifugal block 4 comprises a main body 41, a rotating shaft 42 and a flywheel 43, the main body 41 is L-shaped, the rotating shaft 42 and the flywheel 43 are arranged at two ends of the main body 41 respectively, and the rotating shaft 42 is rotatably arranged in the first clamping groove 31.

[0041] In the embodiment, the rotating shaft 42 is cylindrical, the flywheel 43 is columnar or spherical, the rotating shaft 42 is connected with the short end of the main body 41, and the flywheel 43 is detachably connected with the long end of the main body 41, so that the center of the centrifugal block 4 is offset to the flywheel 43, and the flywheel 43 can be selected according to the centrifugal force;

[0042] In operation, the transmission member 2 drives the rotating disc 3 to rotate, the rotating disc 3 drives the centrifugal block 4 to rotate synchronously, at this time, the flywheel 43 moves away from the rotating disc 3 under the action of the centrifugal force, at this time, the centrifugal block 4 is driven to rotate around the axis of the rotating shaft 42 in the first clamping groove 31, and at the same time, the friction block 6 can tightly abut against the inner wall of the shell 1 under the action of the centrifugal force of the flywheel 43, so that the deceleration efficiency is effectively improved.

[0043] In one embodiment, the friction block 6 is arranged at one end of the main body 41 close to the rotating shaft 42.

[0044] In the embodiment, the friction block 6 is arranged at one end of the centrifugal block 4 close to the rotating shaft 42, so that the friction block 6 is away from the flywheel 43 of the centrifugal block 4, and when the centrifugal block 4 rotates, the friction block 6 can be subjected to greater centrifugal force, so that the friction block 6 can better and more easily abut against the shell 1, the friction between the two is more reliable, the deceleration is more reliable, and the deceleration effect is further improved.

[0045] In one embodiment, the rotating disc 3 and the centrifugal block 4 are provided with the elastic member 5.

[0046] In the embodiment, the friction block is detached from the inner wall of the shell 1 when the rotating disc 3 rotates at low speed, and the centrifugal block 4 is tightly attached to the rotating disc 3 under the action of the elastic member 5, so that the normal recovery of the pipe winding disc is ensured.

[0047] Specifically, the rotating disc 3 is provided with a mounting hole 33, a stand 36 is detachably connected in the mounting hole, a notch 32 is arranged at the edge of the rotating disc 3 corresponding to the stand 36, the elastic member 5 is located in the notch 32, the main body 41 is provided with a hook 44 on the side close to the rotating disc 3, and the two ends of the elastic member 5 are connected with the stand 36 and the hook 44 respectively, wherein the elastic member 5 can be but does not include a spring, the two ends of the elastic member 5 are provided with hooks, and the elastic member 5 can be quickly mounted and detached between the stand 36 and the hook 44 through the hook 44.

[0048] In one embodiment, the side wall of the rotating disc 3 is provided with a second clamping groove 34, the number of the second clamping groove 34 is consistent with the number of the flippers 43, the position of the second clamping groove 34 corresponds to the position of the flippers 43, and a buffer 7 is arranged in the second clamping groove 34, and the buffer 7 partially protrudes from the second clamping groove 34.

[0049] In the embodiment, the buffer 7 is in a columnar shape, the shape of the second clamping groove 34 matches the shape of the buffer 7, and when the buffer 7 is installed in the second clamping groove 34, the buffer 7 partially protrudes from the second clamping groove 34, wherein the buffer 7 is made of rubber.

[0050] By installing the buffer 7 on the rotating disc 3, the impact between the flippers 43 and the side wall of the rotating disc 3 during the process of pulling out and recycling the pipe is changed from “hard impact” to “hard impact on soft impact”, and the noise generated by the impact can be effectively eliminated.

[0051] In one embodiment, the transmission wheel 8 is further included, one end of the transmission member 2 penetrates through the shell 1 and extends to the outside of the shell 1, and the transmission wheel 8 is sleeved on the end of the transmission member 2 located outside the shell 1.

[0052] In the embodiment, the transmission wheel 8 is a gear, and optionally, can also be a friction wheel. By arranging the transmission wheel 8, the transmission member 2 is in transmission connection with the pipe winding disc.

[0053] In one embodiment, the cover 11 is further included, one end of the shell 1 is provided in an open manner, and the cover 11 is detachably connected with the side wall of the open end of the shell 1.

[0054] In the embodiment, by arranging the detachable connection between the cover 11 and the shell 1, the installation and disassembly of the internal components of the shell 1 are facilitated.

[0055] The above description is only the preferred embodiment of the present application, and does not limit the patent scope of the present application. Any equivalent structural transformation made according to the content of the specification and drawings, or direct / indirect application in other related technical fields under the inventive concept of the present application is included in the patent protection scope of the present application.

Claims

1. A deceleration recovery mechanism, characterized in that: include: a housing having an arc-shaped inner peripheral wall; a transmission member, the transmission member being pivotally inserted into the central axis of the inner peripheral wall of the housing; A turntable, the turntable is sleeved on the transmission member, and the turntable is fixedly engaged with the transmission member; a centrifugal block, one end of which is connected to the turntable and the other end of which is free to move; A friction block is arranged on the circumferential surface of the centrifugal block close to the inner circumferential wall of the shell.

2. The deceleration recovery mechanism according to claim 1, characterized in that: The centrifugal block includes a main body, a rotating shaft and a throwing block. The main body is L-shaped. The rotating shaft and the throwing block are respectively arranged at both ends of the main body. The outer peripheral wall of the turntable is provided with a first slot, and the rotating shaft is rotatably arranged in the first slot.

3. The deceleration recovery mechanism according to claim 2, characterized in that: The friction block is arranged at one end of the main body close to the rotating shaft.

4. The deceleration recovery mechanism according to claim 2, characterized in that: An elastic member is provided between the turntable and the centrifugal block.

5. The deceleration recovery mechanism according to claim 4, characterized in that: A column is provided on the surface of the turntable, and a notch is provided on the edge of the turntable corresponding to the column. The elastic member is located in the notch. A hook is provided on the side of the main body close to the turntable, and both ends of the elastic member are connected to the column and the hook respectively.

6. The deceleration recovery mechanism according to claim 2, characterized in that: The side wall of the turntable is provided with a second card slot, the number of the second card slots is consistent with the swing block, the position of the second card slot corresponds to the swing block, a buffer is provided in the second card slot, and the buffer partially protrudes from the second card slot.

7. The deceleration recovery mechanism according to claim 1, characterized in that: It also includes a transmission wheel, one end of the transmission member passes through the shell and extends to the outside of the shell, and the transmission wheel is sleeved on the end of the transmission member located outside the shell.

8. The deceleration recovery mechanism according to claim 1, characterized in that: The housing further comprises a cover, one end of the housing is open, and the cover is detachably connected to the side wall of the open end of the housing.

9. The deceleration recovery mechanism according to claim 2, characterized in that: The number of the first clamping slots and the number of the centrifugal blocks are both three, and the three first clamping slots and the three centrifugal blocks are arranged in a circular array on the side wall of the turntable.

10. The deceleration recovery mechanism according to claim 2, characterized in that: The swing block is detachably connected to the end of the main body.

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