Compact shelving chassis

Abstract

The utility model discloses a compact shelving chassis which comprises a guide rail, supporting structures are installed at the left end and the right end of the guide rail in a sliding mode, a chassis transmission anti-falling structure is installed in the guide rail, the chassis transmission anti-falling structure comprises an anti-falling assembly, and a transmission assembly is installed in the middle of the interior of the guide rail. According to the compact shelf, the base plate transmission anti-falling structure is installed, when the compact shelf base plate is in transmission, the gears move on the rack plates in a meshed mode, then the compact shelf moves, the rolling stability and the moving precision of the pulleys can be improved, the pulleys rolling in the sliding grooves are conveniently limited through the arranged limiting protruding blocks and the arranged sliding grooves, and the service life of the pulleys is prolonged. In addition, when the pulleys roll, the limiting plates roll in the limiting grooves, the pulleys are further prevented from falling off, the anti-falling performance of the compact shelving chassis during moving is improved, the supporting frames are installed on the two sides of the guide rail in a sliding mode, the stability of the guide rail can be improved, and the moving reliability of the compact shelving chassis is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of compact racks, in particular to a compact rack chassis. Background Art

[0002] Compact shelving, also known as compact cabinets, is a new type of equipment suitable for storing books, files, prices, archival financial vouchers, and goods in library and information rooms, archives rooms, sample rooms, etc. of government agencies, enterprises and institutions. It is mainly composed of nine parts: track, frame, chassis, panel, door panel, catalog card, transmission device, anti-fall device, and sealing device. The chassis is mainly used to support the base of the frame.

[0003] Some existing compact shelving chassis use chains to move the transmission, but the chain is prone to wear and elongation after long-term use. After the chain is worn, the chain elongation can easily cause the chain to come off and break, and it is easy to rust, get tangled, and make loud noises. Therefore, the transmission of the compact shelving chassis needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a compact rack chassis to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a compact shelving chassis, including a guide rail, wherein both left and right ends of the guide rail are slidably mounted with support structures, and a chassis transmission anti-falling structure is installed in the guide rail.

[0006] The chassis transmission anti-falling structure includes an anti-falling component, which is arranged on the left and right sides of the guide rail. A transmission component is installed in the middle of the guide rail. A frame is rotatably connected inside the transmission component, and the frame is located above the guide rail.

[0007] As a further preferred embodiment of the present technical solution, the guide rail includes a guide rail body, and semicircular grooves are formed on the outer walls at the left and right ends of the guide rail body.

[0008] As a further preferred embodiment of the present technical solution, the support structure includes a semicircular bar, the outer wall of the semicircular bar is slidably connected to the inner wall of the semicircular groove, and the outer side of the semicircular groove is fixedly connected to a support frame, and the support frame is tightly attached to the left and right outer walls of the guide rail body.

[0009] In the above technical solution, the support frames are installed in a sliding manner on both sides of the guide rails, which can increase the stability of the guide rails and improve the reliability of the movement of the chassis of the compact shelving.

[0010] As a further preferred embodiment of the present technical solution, the anti-falling component includes a slide rail, which is arranged on the left and right sides of the guide rail body, and a slide groove is provided at one end of the slide rail close to the middle of the guide rail body, and a limiting protrusion is fixedly connected to the middle position of the slide groove, and a limiting groove is provided at one end of the slide rail close to the inner wall of the guide rail body.

[0011] As a further preferred embodiment of the present technical solution, the transmission assembly includes a rack plate, which is fixedly connected to the middle position inside the guide rail body, the front and rear sides of the teeth of the rack plate are meshed with gears, a rotating shaft 1 is fixedly connected inside the gear, and both ends of the rotating shaft 1 are rotatably connected to the left and right ends of the frame.

[0012] In the above technical solution, when the chassis of the compact shelving is driven, the gear is meshed and moved on the rack plate, thereby making the compact shelving move, which can improve the rolling stability and movement accuracy of the pulley.

[0013] As a further preferred embodiment of the present technical solution, the outer walls at both ends of the left and right ends of the rotating shaft are fixedly connected with pulleys, the inner sides of the pulleys are slidably connected to the outer walls of the limiting protrusions, the left and right outer walls of the rotating shaft are fixedly connected with limiting plates located outside the pulleys, the limiting plates are slidably connected in the limiting grooves, and a connecting shaft is fixedly connected between the left and right sides of the rotating shaft.

[0014] In the above technical solution, the limiting protrusion and the slide groove are provided to facilitate limiting the pulley rolling in the slide groove, so that the rolling process is smooth. In addition, when the pulley rolls, the limiting plate rolls in the limiting groove, further preventing the pulley from falling off.

[0015] As a further preferred embodiment of the technical solution, one end of the frame is rotatably connected to a second rotating shaft, the other end of the second rotating shaft rotates within the frame, and a transmission belt is sleeved between the second rotating shaft and the front and rear rotating shafts.

[0016] The utility model provides a compact shelving chassis, which has the following beneficial effects:

[0017] (1) The utility model installs a chassis transmission anti-falling structure. When the chassis of the compact shelving is driven, the gear meshes and moves on the rack plate, thereby making the compact shelving move. This can improve the rolling stability and movement accuracy of the pulley. The setting of the limiting protrusion and the slide groove facilitates the limiting of the pulley rolling in the slide groove, making the rolling process smooth. In addition, when the pulley rolls, the limiting plate rolls in the limiting groove, further preventing the pulley from falling off, thereby improving the anti-falling performance of the chassis of the compact shelving when moving.

[0018] (2) The utility model can increase the stability of the guide rail and improve the reliability of the movement of the chassis of the compact shelving by installing the support frame on both sides of the guide rail in a sliding manner. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of the compact shelving chassis of the utility model;

[0020] Figure 2 The utility model is Figure 1 Schematic diagram of the structure of the anti-falling component;

[0021] Figure 3 The utility model is Figure 2 Schematic diagram of the structure of the transmission assembly;

[0022] Figure 4 The utility model is Figure 2 A magnified view of Figure A;

[0023] In the figure: 1. guide rail; 2. supporting structure; 3. chassis transmission anti-falling structure; 11. guide rail body; 12. semicircular groove; 21. supporting frame; 22. semicircular bar; 31. anti-falling component; 32. transmission component; 33. frame; a1. slide rail; a2. limiting groove; a3. limiting protrusion; a4. slide groove; b1. rack plate; b2. gear; b3. rotating shaft 1; b4. pulley; b5. limiting plate; b6. connecting shaft; c1. rotating shaft 2; c2. transmission belt. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] The utility model provides a technical solution: Figure 1 As shown, in this embodiment, a compact shelving chassis includes a guide rail 1, and support structures 2 are slidably installed on both ends of the guide rail 1. A chassis transmission anti-falling structure 3 is installed in the guide rail 1. The guide rail 1 includes a guide rail body 11, and semicircular grooves 12 are opened on the outer walls of the left and right ends of the guide rail body 11.

[0026] like Figure 1 and Figure 4 As shown, the support structure 2 includes a semicircular bar 22, the outer wall of the semicircular bar 22 is slidably connected to the inner wall of the semicircular groove 12, and the outer side of the semicircular groove 12 is fixedly connected with a support frame 21, and the support frame 21 is tightly attached to the left and right outer walls of the guide rail body 11. By installing the support frame 21 in a sliding manner on both sides of the guide rail 1, the stability of the guide rail 1 can be increased and the reliability of the movement of the chassis of the compact shelving can be improved.

[0027] like Figure 2 and Figure 3As shown, the chassis transmission anti-falling structure 3 includes an anti-falling component 31, which is arranged on the left and right sides of the guide rail 1, a transmission component 32 is installed in the middle of the guide rail 1, and a frame 33 is rotatably connected in the transmission component 32. The frame 33 is located above the guide rail 1, and the anti-falling component 31 includes a slide rail a1, which is arranged on the left and right sides of the guide rail body 11, and a slide groove a4 is opened at one end of the slide rail a1 close to the middle of the guide rail body 11, and the middle position of the slide groove a4 is fixed. A limiting protrusion a3 is connected, and a limiting groove a2 is provided at one end of the slide rail a1 close to the inner wall of the guide rail body 11. The transmission assembly 32 includes a rack plate b1, which is fixedly connected to the middle position inside the guide rail body 11. The front and rear sides of the teeth of the rack plate b1 are meshed and connected with a gear b2. A rotating shaft b3 is fixedly connected inside the gear b2. Both ends of the rotating shaft b3 are rotatably connected to the left and right ends of the frame 33. The outer walls of the left and right ends of the rotating shaft b3 are fixedly connected with pulleys b4. The inner side of the wheel b4 is slidably connected to the outer wall of the limiting protrusion a3, the left and right outer walls of the rotating shaft b3 and the outer side of the pulley b4 are fixedly connected to the limiting plate b5, the limiting plate b5 is slidably connected in the limiting groove a2, and the connecting shaft b6 is fixedly connected between the rotating shafts b3 on the left and right sides. The frame 33 is rotatably connected to the rotating shaft c1 at one end, and the other end of the rotating shaft c1 rotates in the frame 33. A transmission belt c2 is sleeved between the rotating shaft c1 and the front and rear rotating shafts b3. The chassis transmission anti-falling structure is installed 3. When the chassis of the compact shelving is driven, the gear b2 meshes and moves on the rack plate b1, thereby making the compact shelving move, which can improve the rolling stability and moving accuracy of the pulley b4. The setting of the limiting protrusion a3 and the slide groove a4 is convenient for limiting the pulley b4 rolling in the slide groove a4, so that the rolling process is smooth. In addition, when the pulley b4 rolls, the limiting plate b5 rolls in the limiting groove a2, which further prevents the pulley b4 from falling off, thereby improving the anti-falling performance of the chassis of the compact shelving when moving.

[0028] The utility model provides a compact shelving chassis, and the specific working principle is as follows: an installation groove is opened in a room with good bearing capacity, and a support structure 2 is installed on both sides of a guide rail 1 by sliding, and is installed in the installation groove; when the compact shelving needs to be moved, the driving mechanism drives the second rotating shaft c1 to rotate, so that the second rotating shaft c1 drives the front and rear rotating shafts b3 to rotate through the transmission belt c2, and then the gear b2 is meshed and moved on the rack plate b1, and at the same time, the pulley b4 rolls in the slide groove a4, and the limit plate b5 rolls in the limit groove a2, so as to prevent the rolling pulley b4 from falling off the track.

[0029] 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 compact shelving chassis, comprising a guide rail (1), characterized in that: Support structures (2) are slidably mounted on both left and right ends of the guide rail (1), and a chassis transmission anti-falling structure (3) is mounted inside the guide rail (1); The chassis transmission anti-falling structure (3) comprises an anti-falling assembly (31), wherein the anti-falling assembly (31) is arranged on the left and right sides of the guide rail (1), a transmission assembly (32) is installed in the middle of the guide rail (1), a frame (33) is rotatably connected inside the transmission assembly (32), and the frame (33) is located above the guide rail (1).

2. A compact shelving chassis according to claim 1, characterized in that: The guide rail (1) comprises a guide rail body (11), and semicircular grooves (12) are provided on the outer walls at the left and right ends of the guide rail body (11).

3. The compact shelving chassis according to claim 1, characterized in that: The support structure (2) comprises a semicircular bar (22), the outer wall of the semicircular bar (22) being slidably connected to the inner wall of the semicircular groove (12), the outer sides of the semicircular groove (12) being fixedly connected to support frames (21), and the support frames (21) being closely attached to the left and right outer walls of the guide rail body (11).

4. The compact shelving chassis according to claim 1, characterized in that: The anti-fall-off assembly (31) comprises a slide rail (a1), wherein the slide rail (a1) is arranged on the left and right sides of the guide rail body (11), a slide groove (a4) is provided at one end of the slide rail (a1) close to the middle of the guide rail body (11), a limiting protrusion (a3) ​​is fixedly connected to the middle position of the slide groove (a4), and a limiting groove (a2) is provided at one end of the slide rail (a1) close to the inner wall of the guide rail body (11).

5. The compact shelving chassis according to claim 1, characterized in that: The transmission assembly (32) comprises a rack plate (b1), the rack plate (b1) being fixedly connected to a middle position inside the guide rail body (11), the front and rear sides of the teeth of the rack plate (b1) being meshedly connected to a gear (b2), the gear (b2) being fixedly connected to a rotating shaft 1 (b3), and both ends of the rotating shaft 1 (b3) being rotatably connected to the left and right ends of the frame (33).

6. The compact shelving chassis according to claim 5, characterized in that: The outer walls at both ends of the rotating shaft 1 (b3) are fixedly connected with pulleys (b4), the inner sides of the pulleys (b4) are slidably connected with the outer walls of the limiting protrusions (a3), the left and right outer walls of the rotating shaft 1 (b3) and located outside the pulleys (b4) are fixedly connected with limiting plates (b5), the limiting plates (b5) are slidably connected in the limiting grooves (a2), and a connecting shaft (b6) is fixedly connected between the rotating shaft 1 (b3) on the left and right sides.

7. The compact shelving chassis according to claim 1, characterized in that: One end of the frame (33) is rotatably connected to a second rotating shaft (c1), and the other end of the second rotating shaft (c1) rotates within the frame (33). A transmission belt (c2) is sleeved between the second rotating shaft (c1) and the front and rear rotating shafts (b3).

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