Retractable push-pull device

Abstract

The utility model discloses a push-pull device capable of being rolled up, and belongs to the field of push-pull machinery. A push-pull device capable of being furled comprises a frame box and a furling device. The winding device is fixedly arranged on the frame box; the winding device comprises a rotating frame and a supporting assembly. The supporting assembly is wound around the periphery of the rotating frame. The supporting assembly comprises a plurality of supporting rods and a plurality of connecting assemblies. The supporting rods are hinged through the corresponding connecting assemblies so as to form a multi-section type push-pull rod. The push-pull rod is wound on the periphery of the rotating frame; the connecting assembly comprises a first hinge and a second hinge, and the first hinge and the second hinge are fixedly arranged on the two adjacent supporting rods correspondingly. Through the arrangement, the occupied area and space can be reduced, the push-pull rod can be flexibly used, and the length of the push-pull rod can be adjusted according to requirements.

Description

Technical Field

[0001] The utility model belongs to the field of push-pull machinery, and more specifically, relates to a retractable push-pull device. Background Art

[0002] Push-pull devices can be used for material handling on automated production lines, position adjustment during component assembly and processing; they can also be used to control the movement and lifting of stage scenery to enhance the performance effect; they can also be used to realize the movement and adjustment of passenger seats to ensure safety, comfort and viewing angle; in the prior art, push-pull devices are generally arranged in a long bar shape and cannot be folded and stored. In this way, the space required for storing and placing the push-pull device becomes larger, and at the same time, this type of push-pull device is inconvenient to carry. Moreover, the distance for pushing and pulling objects by the push-pull device is limited and cannot be adjusted according to needs, making the entire use process very inflexible. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a retractable push-pull device, which can reduce the occupied area and space required, and can be used flexibly, and the length of the push-pull rod can be adjusted according to needs.

[0004] A retractable push-pull device of the utility model includes a frame box and a retracting device; the retracting device is fixedly arranged on the frame box;

[0005] The retracting device includes a rotating frame and a supporting component; the supporting component is wound around the outer periphery of the rotating frame; the supporting component includes a plurality of support rods and a plurality of connecting components; each pair of adjacent support rods are hinged through the corresponding connecting component to form a multi-section push-pull rod; the push-pull rod is wound around the outer periphery of the rotating frame;

[0006] The connecting component includes a first hinge and a second hinge, and the first hinge and the second hinge are respectively fixedly arranged on two adjacent support rods.

[0007] As a further improvement of the utility model, auxiliary fixing parts are arranged at both the head and tail ends of the push-pull rod; one end of the push-pull rod is fixedly connected to the rotating frame through the auxiliary fixing part; the other end of the push-pull rod is fixedly installed and fixed to the target object through the auxiliary fixing part to push or pull the target object to move.

[0008] As a further improvement of the utility model, the frame box includes a plurality of brackets and a sliding plate; the plurality of brackets are built to form a hollow frame body, and the sliding plate is fixedly arranged inside the frame body through a plurality of support parts;

[0009] The sliding plate is an arc-shaped panel; the upper end of the sliding plate is fixedly connected to the bracket on one side of the frame body, and the lower end of the sliding plate is fixedly connected to the bottom of the frame body. The concave part of the arc forms a track inside the frame body;

[0010] The bracket includes a tie rod and a cross bar; the cross bars are respectively fixedly arranged at both ends of the frame body to form a load-bearing tabletop; the tie rods are fixedly arranged on both sides of the top of the frame body.

[0011] As a further improvement of the present utility model, the rotary frame includes a plurality of limit plates, a plurality of fixed frames, a plurality of support plates and a rotating shaft; the support plates are sleeved on the outer periphery of the rotating shaft at intervals; the fixed frames are embedded on the outer periphery of the support plates; both ends of the rotating shaft are respectively rotatably connected with bearing seats, and the bearing seats are respectively fixedly arranged on the load-bearing tabletop of the cross bar of the corresponding frame box.

[0012] As a further improvement of the present utility model, it further includes a first shock-proof device; a connecting seat is fixedly arranged on one side of the support rod facing the rotary frame; the connecting seat is arranged on one side of the support rod facing the rotary frame; the first shock-proof device is fixedly arranged on the side wall of the connecting seat.

[0013] As a further improvement of the present utility model, the connecting seat includes a blocking plate and a side wall plate, the bottom of the side wall plate is fixedly connected with the support rod, the blocking plate is fixedly arranged on the side wall on one side of the side wall plate facing the connecting component, the blocking plate is erected above the connecting component fixed on the same support rod, and a second shock-proof device is fixedly arranged on the side of the blocking plate away from the side wall plate to prevent collision.

[0014] As a further improvement of the present utility model, the limit plate includes a bottom plate and a side plate, the bottom plate is fixedly arranged on the top of the side plate; the bottom of the bottom plate is fixedly arranged on the fixed frame, and the side plate is arranged at an angle with the fixed frame.

[0015] As a further improvement of the present utility model, a roller is rotatably arranged on the side of the support rod away from the connecting seat; the roller is on the outside of the support rod.

[0016] As a further improvement of the present utility model, the first shock-proof device is a rubber plate.

[0017] As a further improvement of the present utility model, the support plate is a square plate, the fixed frames are fixedly embedded at the four corners of the support plate, and each support plate is arranged at equal intervals.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. The push-pull rod provided in the push-pull device of the present utility model is wound around the outer periphery of the rotary frame, so that the entire push-pull device can be stored together, thereby reducing the required occupied area and space, and can be used flexibly. The length of the push-pull rod can be adjusted according to needs, so as to be applicable to more scenarios;

[0020] 2. A shock-proof device is provided, which effectively prevents the collision between the limit plate and the hinge;

[0021] 3. A roller is provided on the outer side of the support rod. When the push-pull rod is unfolded, the roller contacts the support surface, and the friction is reduced by rolling. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 FIG. is a partial structural schematic diagram of the push-pull device of the present invention in an unfolded state;

[0023] Figure 2 FIG. is a structural schematic diagram of the push-pull device of the present invention in a retracted state;

[0024] Figure 3 FIG. is a side structural schematic diagram of the present invention;

[0025] Figure 4 FIG. is one of the structural schematic diagrams of the push-pull device of the present invention;

[0026] Figure 5 FIG. is another structural schematic diagram of the push-pull device of the present invention;

[0027] Figure 6 FIG. is a structural schematic diagram of the rotating frame of the present invention;

[0028] Figure 7 FIG. is a structural schematic diagram of the support assembly of the present invention;

[0029] Figure 8 FIG. is a structural schematic diagram of the frame box of the present invention;

[0030] Figure 9 FIG. is a structural schematic diagram of the retracting device of the present invention.

[0031] Explanation of the reference numerals in the drawings:

[0032] 1. Frame box; 11. Pull rod; 12. Slide plate; 13. Cross bar; 2. Retracting device; 21. Rotating frame; 211. Limiting plate; 212. Fixed frame; 213. Support plate; 214. Rotating shaft; 22. Support assembly; 221. Support rod; 222. Connecting assembly; 223. First shock-proof device; 224. Connecting seat; 225. Roller; 226. Second shock-proof device; 3. Bearing seat. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] The present invention will be further described in detail below with reference to the embodiments. The following embodiments are explanations of the present invention, and the present invention is not limited to the following embodiments.

[0034] Specific Embodiment 1: Please refer to Figures 1-9 a retractable push-pull device, including a push-pull device, a driving device and a transmission device; the driving device is installed and connected to the push-pull device through the transmission device to control the push-pull device to perform reciprocating motion in the horizontal or vertical direction.

[0035] The push-pull device includes a frame box 1 and a winding device 2; the winding device 2 is fixedly arranged on the frame box 1.

[0036] The frame box 1 includes a plurality of brackets and a sliding plate 12; the plurality of brackets are built to form a hollow frame body, and the sliding plate 12 is fixedly arranged inside the frame body through a plurality of supporting members.

[0037] Preferably, the sliding plate 12 is an arc-shaped panel; the upper end of the sliding plate 12 is fixedly connected to the bracket on one side of the frame body, the lower end of the sliding plate 12 is fixedly connected to the bottom of the frame body, and the concave part of the arc forms a track inside the frame body.

[0038] The bracket includes a pull rod 11 and a cross bar 13; the cross bars are respectively fixedly arranged at both ends of the frame body to form a load-bearing table; the pull rod 11 is fixedly arranged on both sides of the top of the frame body.

[0039] The winding device 2 includes a rotating frame 21 and a support assembly 22; the support assembly 22 is wound around the outer periphery of the rotating frame 21.

[0040] The rotating frame 21 includes a plurality of limiting plates 211, a plurality of fixing frames 212, a plurality of support plates 213 and a rotating shaft 214; the support plates 213 are sleeved at intervals on the outer periphery of the rotating shaft 214; the fixing frames 212 are embedded on the outer periphery of the support plates 213; both ends of the rotating shaft 214 are respectively rotatably connected with bearing seats 3, and the bearing seats 3 are respectively fixedly arranged on the load-bearing table surfaces of the corresponding cross bars 13 of the frame box 1.

[0041] Preferably, a plurality of support plates are evenly distributed in the axial direction of the rotating shaft, and the fixing frames are evenly arranged on the outside of the support plates and are fixedly connected to the support plates. The fixing connection method is welding or bolt fixing, etc.

[0042] The output end of the driving device is installed and connected to the input end of the transmission device, and the output end of the transmission device is installed and connected to one end of the rotating shaft 214 so that the driving device drives the rotating shaft 214 to rotate.

[0043] Preferably, the limiting plate 211 includes a bottom plate and a side plate, the bottom plate is fixedly arranged on the top of the side plate; the bottom of the bottom plate is fixedly arranged on the fixing frame 212, and the side plate is arranged at an angle with the fixing frame 212.

[0044] Preferably, the limiting plate 211 is an L-shaped plate.

[0045] Preferably, the support plate 213 is a square plate, the fixing frame 212 is fixedly embedded at the four corners of the support plate 213, and the support plates 213 are arranged at equal intervals.

[0046] The support assembly 22 includes a plurality of support rods 221 and a plurality of connection assemblies 222; the support rods 221 are hinged by the corresponding connection assemblies 222 to form a multi-section push-pull rod; the push-pull rod is wound around the outer periphery of the rotating frame 21.

[0047] Preferably, the connection assembly 222 is a hinge.

[0048] Optionally, the connection assembly 222 includes a first hinge and a second hinge, and the first hinge and the second hinge are respectively fixedly arranged on two adjacent support rods 221.

[0049] The push-pull rods are connected in a manner that the head and the tail are connected by hinge assemblies, wherein the support rods at the head and the tail ends of the push-pull rods are free ends.

[0050] Optionally, corresponding auxiliary fixing members are arranged at both the head and the tail ends of the push-pull rod; one end of the push-pull rod is fixedly connected to the rotating frame 21 through the auxiliary fixing member; the other end of the push-pull rod is fixedly installed to the target object through the auxiliary fixing member to push or pull the target object to move.

[0051] Optionally, the auxiliary fixing member includes a fixing plate and a plurality of fixing bolts, and the fixing plate is fixedly connected to the support rod 221 through the fixing bolts.

[0052] Optionally, after the support rod is wound around the rotating frame, one of the first hinge and the second hinge contacts the limiting plate; a first shock-proof device 223 with a shock-proof effect is arranged on the end face where the limiting plate 211 contacts the hinge to prevent the collision between the limiting plate 211 and the hinge.

[0053] Optionally, a connection seat 224 is fixedly arranged on one side of the support rod 221 facing the rotating frame 21; the connection seat 224 is arranged on one side of the support rod 221 facing the rotating frame 21; the first shock-proof device 223 is fixedly arranged on the side wall of the connection seat 224.

[0054] Preferably, the first shock-proof device 223 is a rubber plate.

[0055] Optionally, the connection seat 224 includes a blocking plate and a side wall plate, the bottom of the side wall plate is fixedly connected to the support rod 221, the blocking plate is fixedly arranged on the side wall of the side wall plate facing the connection assembly 222, the blocking plate is erected above the connection assembly 222 fixed on the same support rod 221, and a second shock-proof device 226 is fixedly arranged on the side of the blocking plate away from the side wall plate to prevent collision.

[0056] Optionally, when the push-pull device is in the retracted state, the first shock-proof device 223 and the second shock-proof device 226 are respectively on both sides of the side plate of the limiting plate 211 and are in contact with the side plate, so as to realize the position limitation of the support rod by the limiting plate 211.

[0057] Optionally, a roller 225 is rotatably provided on the side of the support rod 221 away from the connection seat 224; when the support rod 221 of the support assembly 22 is in a retracted state, the roller 225 is located outside the support rod 221; when using the pusher, the support assembly 22 is in an unfolded state, and the roller 225 located outside the support rod 221 slides out along the slideway of the sliding plate 12; thus configured, the friction between the support rod 221 and the contact surface is reduced by rolling.

[0058] Optionally, the pusher further includes a plurality of expansion bolts and a plurality of mounting seats. Each mounting seat surrounds the outer periphery of the frame box and is fixedly provided at the lower end of the frame box; each expansion bolt passes through the corresponding mounting seat; the number of expansion bolts is the same as the number of mounting seats.

[0059] After determining the usage position of the pusher, the pusher can be fixed in the corresponding position through the expansion bolts to ensure that the pusher can still be stable in the original position and not affected by external forces when subjected to external forces.

[0060] Working principle:

[0061] The pusher device is connected to the driving device through a transmission system. The driving device drives the reel device to rotate and operate. When the pusher is not in use, the multi-section articulated support rod is wound around the outer periphery of the rotating frame and retracted into the frame box; when the pusher is in use, the driving device drives the reel device to rotate, opens the multi-section retracted support rod, and the roller rolls along the sliding plate and slides outside the frame box to form a rigid push rod. The support rod can be retracted and opened according to requirements, which not only effectively saves space but also is convenient to use and can be applied to different scenarios and environments.

[0062] The above; only the preferred specific embodiments of the present application; but the protection scope of the present application is not limited thereto; any person skilled in the art within the technical scope disclosed by the present application; according to the technical solution and its improvement concept of the present application; making equivalent replacements or changes; should be covered by the protection scope of the present application.

Claims

1. A retractable push-pull device, characterized in that: It includes a frame box (1) and a retracting device (2); the retracting device (2) is fixedly arranged on the frame box (1); The retracting device (2) includes a rotating frame (21) and a support assembly (22); the support assembly (22) is wound around the outer periphery of the rotating frame (21); the support assembly (22) includes a number of support rods (221) and a number of connecting assemblies (222); the respective support rods (221) are hinged by the corresponding connecting assemblies (222) to form a multi-section push-pull rod; the push-pull rod is wound around the outer periphery of the rotating frame (21); The connecting assembly (222) includes a first hinge and a second hinge, and the first hinge and the second hinge are respectively fixedly arranged on two adjacent support rods (221).

2. The retractable pusher according to claim 1, characterized in that: Auxiliary fixing parts are arranged at both the head and the tail ends of the push-pull rod; one end of the push-pull rod is fixedly connected to the rotating frame (21) through the auxiliary fixing part; the other end of the push-pull rod is fixedly installed and fixed to the target object through the auxiliary fixing part to push or pull the target object to move.

3. The retractable pusher according to claim 1, wherein: The frame box (1) includes a number of brackets and a sliding plate (12); a number of brackets are erected to form a hollow frame body, and the sliding plate (12) is fixedly arranged inside the frame body through a number of support members; The sliding plate (12) is an arc-shaped panel; the upper end of the sliding plate (12) is fixedly connected to the bracket on one side of the frame body, the lower end of the sliding plate (12) is fixedly connected to the bottom of the frame body, and the concave part of the arc forms a track inside the frame body; The bracket includes a pull rod (11) and a cross bar (13); the cross bars are respectively fixedly arranged at both ends of the frame body to form a load-bearing tabletop; the pull rod (11) is fixedly arranged on both sides of the top of the frame body.

4. The retractable push-pull device according to claim 3, wherein: The rotating frame (21) includes a number of limiting plates (211), a number of fixing frames (212), a number of support plates (213) and a rotating shaft (214); the support plates (213) are sleeved at intervals on the outer periphery of the rotating shaft (214); the fixing frames (212) are embedded in the outer periphery of the support plates (213); both ends of the rotating shaft (214) are respectively rotatably connected with bearing seats (3), and the bearing seats (3) are respectively fixedly arranged on the load-bearing tabletops of the corresponding cross bars (13) of the frame box (1).

5. The retractable pusher according to claim 1, wherein: It further includes a first shock-proof device (223); a connecting seat (224) is fixedly arranged on the side of the support rod (221) facing the rotating frame (21); the connecting seat (224) is arranged on the side of the support rod (221) facing the rotating frame (21); the first shock-proof device (223) is fixedly arranged on the side wall of the connecting seat (224).

6. The retractable pusher according to claim 5, characterized in that: The connecting seat (224) includes a blocking plate and a side wall plate, the bottom of the side wall plate is fixedly connected to the support rod (221), the blocking plate is fixedly arranged on the side wall of the side wall plate facing the connecting assembly (222), the blocking plate is erected above the connecting assembly (222) fixed on the same support rod (221), and a second shock-proof device (226) is fixedly arranged on the side of the blocking plate away from the side wall plate for preventing collision.

7. The retractable pusher according to claim 4, wherein: The limiting plate (211) includes a bottom plate and a side plate, the bottom plate is fixedly arranged on the top of the side plate; the bottom of the bottom plate is fixedly arranged on the fixing frame (212), and the side plate is arranged at an angle with the fixing frame (212).

8. The retractable push-pull device according to claim 5, wherein: A roller (225) is rotatably provided on a side of the support rod (221) away from the connection seat (224); the roller (225) is located outside the support rod (221).

9. The retractable push-pull device according to claim 5, characterized in that: The first shock-absorbing device (223) is a rubber plate.

10. A retractable push-pull device according to claim 4, characterized in that: The support plate (213) is a square plate, and the fixing frames (212) are fixedly embedded at the four corners of the support plate (213), and the support plates (213) are arranged at equal intervals.

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