Cabinet door transmission general assembly structure of dense cabinet

Abstract

The cabinet door transmission general assembly structure comprises a bottom plate, a cover plate, a crank handle shaft, a transmission shaft and a stop switch shaft, an assembly cavity is formed between the cover plate and the bottom plate, the crank handle shaft is rotationally connected to the upper portion of the assembly cavity, and the transmission shaft is rotationally connected to the middle of the assembly cavity. The stop switch shaft is rotationally connected to the lower portion of the assembly cavity, the head end of the crank handle shaft is sleeved with a first gear, the head end of the transmission shaft is sleeved with a second gear and a first chain wheel, the tail end of the transmission shaft is sleeved with a second chain wheel, and a stop rod is arranged at the head end of the stop switch shaft. Power transmission between the jiggle bar shaft and the transmission shaft is achieved through the first gear and the second gear, when the jiggle bar shaft is rotated, the second chain wheel rotates and drives the idler wheels of the ground rail to rotate through the chain, and displacement of the dense cabinet is achieved. And when the dense cabinet needs to be fixed, the locking of the transmission shaft can be realized only by rotating the stop switch shaft to enable the stop rod to abut against the first chain wheel.

Description

Technical Field

[0001] The utility model relates to the technical field of compact cabinet accessories, in particular to a cabinet door transmission assembly structure of a compact cabinet. Background Art

[0002] The compact cabinet is a powerful storage tool tailored for enterprises, institutions, library rooms, archives rooms, and sample rooms. It is cleverly designed, and both large archives and small office supplies can find a suitable place in the compact cabinet. The movement of the cabinet body can achieve a large storage capacity while occupying a small space overall, making the storage space more tidy and orderly.

[0003] Manual compact cabinets are generally slidably connected to the ground rails, and the displacement function of the compact cabinet relative to the ground rails is achieved manually by controlling the transmission mechanism; however, in addition to the displacement function, the compact cabinet sometimes needs to be fixed according to usage, and the locking structure of existing manual compact cabinets is often cumbersome to operate and urgently needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that the locking structure of the manual compact cabinet in the prior art is often complicated to operate and urgently needs to be improved.

[0005] In order to solve the above problems, the utility model provides a cabinet door transmission assembly structure of a dense cabinet, comprising a base plate and a cover plate connected to the side of the base plate, a crank handle shaft, a transmission shaft and a stop switch shaft, an assembly cavity is formed between the cover plate and the base plate, the head end of the crank handle shaft is rotatably connected to the upper part of the assembly cavity and the tail end passes through the cover plate and extends to the outside of the cover plate, the head end of the transmission shaft is rotatably connected to the middle part of the assembly cavity and the tail end passes through the cover plate and extends to the outside of the cover plate, the head end of the stop switch shaft is rotatably connected to the lower part of the assembly cavity and the tail end passes through the cover plate and extends to the outside of the cover plate, the head end of the crank handle shaft is sleeved with a first gear, the head end of the transmission shaft is sleeved with a second gear and a first sprocket and the tail end is sleeved with a second sprocket, the first gear cooperates with the second gear, the head end of the stop switch shaft is provided with a stop rod, and the stop switch shaft locks or releases the first sprocket by rotating the stop rod.

[0006] The above scheme realizes power transmission between the crank handle shaft and the transmission shaft through the first gear and the second gear, and the second sprocket is used to connect with the roller of the ground rail through a chain, so that when the user rotates the crank handle shaft, the transmission shaft rotates, the second sprocket rotates and drives the roller of the ground rail to rotate through the chain, thereby realizing the displacement of the compact cabinet relative to the ground rail; at the same time, by setting the stop switch shaft and the stop rod, when the compact cabinet needs to be fixed, the user only needs to rotate the stop switch shaft so that the stop rod abuts against the first sprocket, and the first sprocket and the transmission shaft are locked and cannot rotate, thereby realizing the fixation of the compact cabinet.

[0007] In an improved solution, a cam is provided at the head end of the stop switch shaft, the stop rod is vertically slidably connected in the assembly cavity, the lower end of the stop rod abuts against the cam, and the upper end of the stop rod is arranged toward the first sprocket, thereby pushing the stop rod and the first sprocket to be locked or released by the rotation of the cam.

[0008] In an improved scheme, it also includes a transition shaft and a transition gear. The transition shaft is installed in the assembly cavity and is located between the rocker handle shaft and the transmission shaft. The transition gear is rotatably connected to the transition shaft and is respectively engaged with the first gear and the second gear, thereby achieving smoother power transmission between the first gear and the second gear through the transition gear.

[0009] In an improved solution, the head end of the crank handle shaft is rotatably connected to the upper part of the assembly cavity through two first bearings arranged at intervals, and the first gear is located between the two first bearings, thereby improving the rotational stability of the crank handle shaft relative to the assembly cavity.

[0010] In an improved solution, the head end of the transmission shaft is rotatably connected to the middle of the assembly cavity through two second bearings arranged at intervals, and the second gear is located between the two second bearings, thereby improving the rotational stability of the transmission shaft relative to the assembly cavity.

[0011] In an improved solution, a chain is sleeved on the second sprocket, and the chain is used to cooperate with the ground rail of the compact cabinet to realize the movement function of the compact cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is an overall schematic diagram of a cabinet door transmission assembly structure of a compact cabinet;

[0013] Figure 2 It is a cross-sectional schematic diagram of the cabinet door transmission assembly structure of a compact cabinet.

[0014] Description of reference numerals:

[0015] 11. Base plate; 12. Cover plate; 2. Crank handle shaft; 21. First gear; 22. First bearing; 3. Transmission shaft; 31. Second gear; 32. First sprocket; 33. Second sprocket; 34. Second bearing; 4. Stop switch shaft; 41. Cam; 5. Stop rod; 6. Transition shaft; 61. Transition gear; 7. Chain. DETAILED DESCRIPTION

[0016] It should be understood by those skilled in the art that the following embodiments are only used to explain the technical principles of the embodiments of the present application and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art may make adjustments to them as needed to adapt to specific application scenarios.

[0017] In the description of the following embodiments, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of this application can be understood according to specific circumstances.

[0018] In the embodiments of the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0019] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0020] See also Figure 1 and Figure 2 The embodiment of the utility model provides a cabinet door transmission assembly structure of a compact cabinet, comprising a bottom plate 11 and a cover plate 12 connected to the side of the bottom plate 11, a crank handle shaft 2, a transmission shaft 3 and a stop switch shaft 4, an assembly cavity is formed between the cover plate 12 and the bottom plate 11, the head end of the crank handle shaft 2 is rotatably connected to the upper part of the assembly cavity and the tail end passes through the cover plate 12 and then extends to the outside of the cover plate 12, the head end of the transmission shaft 3 is rotatably connected to the middle part of the assembly cavity and the tail end passes through the cover plate 12 and then extends to the cover plate 12 The front end of the stop switch shaft 4 is rotatably connected to the lower part of the assembly cavity, and the rear end passes through the cover plate 12 and then extends to the outside of the cover plate 12. The front end of the rocker handle shaft 2 is sleeved with the first gear 21, the front end of the transmission shaft 3 is sleeved with the second gear 31 and the first sprocket 32, and the rear end is sleeved with the second sprocket 33. The first gear 21 cooperates with the second gear 31. The front end of the stop switch shaft 4 is provided with a stop rod 5, and the stop switch shaft 4 locks or releases the first sprocket 32 ​​by rotating the stop rod 5.

[0021] The above scheme realizes power transmission between the crank handle shaft 2 and the transmission shaft 3 through the first gear 21 and the second gear 31, and the second sprocket 33 is connected to the roller transmission of the ground rail through a chain, so that when the user rotates the crank handle shaft 2, the transmission shaft 3 rotates, and the second sprocket 33 rotates and drives the roller of the ground rail to rotate through the chain, thereby realizing the displacement of the compact cabinet relative to the ground rail; at the same time, by setting the stop switch shaft 4 and the stop rod 5, when the compact cabinet needs to be fixed, the user only needs to rotate the stop switch shaft 4 so that the stop rod 5 abuts against the first sprocket 32, and the first sprocket 32 ​​and the transmission shaft 3 are locked and cannot rotate, thereby realizing the fixation of the compact cabinet.

[0022] In this embodiment, a cam 41 is provided at the head end of the stop switch shaft 4, the stop rod 5 is vertically slidably connected in the assembly cavity, and the lower end of the stop rod 5 abuts against the cam 41, and the upper end of the stop rod 5 is arranged toward the first sprocket 32. Since the distance between the outer peripheral side of the cam 41 and the center of the circle is not equal, the rotation of the cam 41 can push the stop rod 5 to move up and down. When the stop rod 5 is inserted into the gear teeth of the first sprocket 32, the first sprocket 32 ​​is locked, and when the stop rod 5 is disengaged from the first sprocket 32, the first sprocket 32 ​​is released.

[0023] As an improvement to the above embodiment, it also includes a transition shaft 6 and a transition gear 61. The transition shaft 6 is installed in the assembly cavity and is located between the crank handle shaft 2 and the transmission shaft 3. The transition gear 61 is rotatably connected to the transition shaft 6 and is respectively meshed with the first gear 21 and the second gear 31, so that a smoother power transmission between the first gear 21 and the second gear 31 is achieved through the transition gear 61.

[0024] In this embodiment, the head end of the crank handle shaft 2 is rotatably connected to the upper part of the assembly cavity through two first bearings 22 arranged at intervals, and the first gear 21 is located between the two first bearings 22, thereby improving the rotational stability of the crank handle shaft 2 relative to the assembly cavity.

[0025] In this embodiment, the head end of the transmission shaft 3 is rotatably connected to the middle of the assembly cavity through two spaced second bearings 34, and the second gear 31 is located between the two second bearings 34, thereby improving the rotational stability of the transmission shaft 3 relative to the assembly cavity.

[0026] It should be noted that, in the description of the present application, the terms "inside", "outside", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. This is only for the convenience of description and does not indicate or imply that the device or component must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present application; all directional indications (such as up, down, left, right, front, back, inside, and outside) are only used to explain the relative positional relationship, movement, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0027] In the description of the present application, the description with reference to the terms "one embodiment", "some embodiments", "in the present embodiment", "specific example", or "some examples" etc. means that the specific features, mechanisms, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0028] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A cabinet door transmission assembly structure for a dense cabinet, characterized in that: The invention comprises a bottom plate (11) and a cover plate (12) connected to the side of the bottom plate (11), a crank handle shaft (2), a transmission shaft (3) and a stop switch shaft (4); an assembly cavity is formed between the cover plate (12) and the bottom plate (11); the head end of the crank handle shaft (2) is rotatably connected to the upper part of the assembly cavity and the tail end passes through the cover plate (12) and then extends to the outside of the cover plate (12); the head end of the transmission shaft (3) is rotatably connected to the middle part of the assembly cavity and the tail end passes through the cover plate (12) and then extends to the outside of the cover plate (12); the head end of the stop switch shaft (4) is rotatably connected to the middle part of the assembly cavity and the tail end passes through the cover plate (12) and then extends to the outside of the cover plate (12); The crank handle shaft (2) is located at the lower part of the assembly cavity and the rear end thereof passes through the cover plate (12) and then extends to the outside of the cover plate (12). The head end of the crank handle shaft (2) is sleeved with a first gear (21). The head end of the transmission shaft (3) is sleeved with a second gear (31) and a first sprocket (32) and the rear end is sleeved with a second sprocket (33). The first gear (21) matches the second gear (31). The head end of the stop switch shaft (4) is provided with a stop rod (5). The stop switch shaft (4) locks or releases the first sprocket (32) by rotating the stop rod (5).

2. The cabinet door transmission assembly structure of the compact cabinet according to claim 1, characterized in that: A cam (41) is provided at the head end of the stop switch shaft (4), the stop rod (5) is vertically slidably connected in the assembly cavity, and the lower end of the stop rod (5) abuts against the cam (41), and the upper end of the stop rod (5) is arranged toward the first sprocket (32), so that the stop rod (5) and the first sprocket (32) are locked or released by the rotation of the cam (41).

3. The cabinet door transmission assembly structure of a compact cabinet according to claim 1, characterized in that: It also comprises a transition shaft (6) and a transition gear (61), wherein the transition shaft (6) is installed in the assembly cavity and is located between the crank handle shaft (2) and the transmission shaft (3), and the transition gear (61) is rotatably connected to the transition shaft (6) and is respectively meshed with the first gear (21) and the second gear (31).

4. A cabinet door transmission assembly structure according to any one of claims 1 to 3, characterized in that: The head end of the rocker handle shaft (2) is rotatably connected to the upper part of the assembly cavity via two first bearings (22) arranged at intervals, and the first gear (21) is located between the two first bearings (22).

5. A cabinet door transmission assembly structure according to any one of claims 1 to 3, characterized in that: The head end of the transmission shaft (3) is rotatably connected to the middle of the assembly cavity via two second bearings (34) arranged at intervals, and the second gear (31) is located between the two second bearings (34).

6. The cabinet door transmission assembly structure of a compact cabinet according to claim 1, characterized in that: A chain is sleeved on the second sprocket (33).

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