Telescopic supporting rod

Abstract

The utility model discloses a telescopic supporting rod which comprises a machine box, a door plate is installed on one side of the machine box in a hinged mode, a telescopic supporting mechanism is arranged between the machine box and the door plate, the telescopic supporting mechanism comprises an outer guide rail, an inner guide rail is connected in the outer guide rail in a sliding mode, a movable supporting plate is further installed in the outer guide rail, and the movable supporting plate is arranged on the inner side of the inner guide rail. One side of the outer guide rail is rotationally connected with a Z-shaped fixing support, the Z-shaped fixing support is fixedly installed in the machine box, one side of the inner guide rail is rotationally connected with an L-shaped fixing support, and the L-shaped fixing support is fixedly installed on the door plate. The beneficial effects of the utility model are that the support can provide stable support, is convenient to install and maintain, meets the use requirements of different scenes, is simple in structure, is convenient to install, is rapid to use, does not need other limiting structures, can be widely applied to various cases and cabinets, and is lower in manufacturing cost and later operation and maintenance cost.

Description

Technical Field

[0001] The utility model belongs to the technical field of communication chassis door panel support rods, and in particular relates to a telescopic support rod. Background Art

[0002] At present, for the door panel support rods of the chassis cabinets involved in the communication equipment industry, the general design scheme can only limit the maximum opening angle of the door panel, but cannot play the role of supporting and fixing the door panel. During maintenance, the door panel will rotate due to external force, which will affect the installation and maintenance and involve operational safety. The support rods with supporting and limiting functions on the market have structural duplication, high cost, inconvenient installation and adjustment, and cannot meet the use requirements of communication cabinets. Therefore, a telescopic support rod is urgently needed to solve the above problems. Utility Model Content

[0003] In view of the problems raised by the above background technology, the purpose of the utility model is to provide a telescopic support rod.

[0004] In order to achieve the above technical purpose, the technical solution adopted by the utility model is as follows:

[0005] A telescopic support rod comprises a chassis, a door panel is hingedly mounted on one side of the chassis, a telescopic support mechanism is arranged between the chassis and the door panel, the telescopic support mechanism comprises an outer guide rail, an inner guide rail is slidably connected in the outer guide rail, a movable support plate is also installed in the outer guide rail, the movable support plate is arranged on the inner side of the inner guide rail, a Z-shaped fixing bracket is rotatably connected to one side of the outer guide rail, the Z-shaped fixing bracket is fixedly mounted in the chassis, an L-shaped fixing bracket is rotatably connected to one side of the inner guide rail, and the L-shaped fixing bracket is fixedly mounted on the door panel;

[0006] The inner guide rail is provided with a baffle, a top block and a guide block in sequence, the baffle is provided with a V-shaped inclined surface, the top block is provided with a groove, and the guide block is provided with a groove and an inclined surface structure;

[0007] A countersunk rivet is provided on one side of the movable support plate, and the movable support plate is installed in the outer guide rail through the countersunk rivet. A rotating shaft is installed on the other side of the movable support plate.

[0008] It is further defined that the outer guide rail is designed as an enclosing structure, and an outer guide rail screw is provided on one side of the outer guide rail, and the outer guide rail is connected to the Z-shaped fixing bracket through the outer guide rail screw. Such a structural design allows the inner guide rail to be freely retracted from the outer guide rail, is not easy to fall off, and is stably connected to the Z-shaped fixing bracket.

[0009] It is further defined that the inner guide rail is arranged in a U-shaped structure, one side of the inner guide rail is provided with an inner guide rail screw, and the inner guide rail is locked and connected with the L-shaped fixing bracket through the inner guide rail screw. Such a structural design is convenient for installation and connection.

[0010] It is further defined that a U-shaped spring piece is provided between the movable support plate and the outer guide rail, and the U-shaped spring piece is sleeved on the countersunk rivet. Such a structural design improves the connection and installation effect.

[0011] The beneficial effects of the utility model are as follows: the utility model can provide stable support and is easy to install and maintain to meet the usage requirements of different scenarios. It has a simple structure, is easy to install, and is quick to use. It does not require other limiting structures and can be widely used in various chassis and cabinets. The production cost and subsequent operation and maintenance cost are low. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings;

[0013] Figure 1 This is a schematic structural diagram of a telescopic support rod according to an embodiment of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of a telescopic support mechanism of a telescopic support rod according to an embodiment of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of an outer guide rail and a movable support plate of a telescopic support rod according to an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of the internal structure of an inner guide rail of a telescopic support rod according to an embodiment of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of a telescopic support rod in use state according to an embodiment of the utility model;

[0018] The main component symbols are described as follows:

[0019] Outer guide rail 1, outer guide rail screw 101;

[0020] Inner guide rail 2, baffle 201, top block 202, guide block 203, V-shaped slope 204, groove 205, groove and slope structure 206, inner guide rail screw 207;

[0021] Movable support plate 3, countersunk rivet 301, rotating shaft 302, U-shaped spring piece 303;

[0022] Z-shaped fixing bracket 4, L-shaped fixing bracket 5, chassis 6, door panel 7, telescopic supporting mechanism 8. DETAILED DESCRIPTION

[0023] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0024] like Figure 1-5 As shown, a telescopic support rod of the utility model, a door panel 7 is hingedly installed on one side of the chassis 6, a telescopic support mechanism 8 is provided between the chassis 6 and the door panel 7, the telescopic support mechanism 8 includes an outer guide rail 1, an inner guide rail 2 is slidably connected inside the outer guide rail 1, a movable support plate 3 is also installed inside the outer guide rail 1, the movable support plate 3 is arranged on the inner side of the inner guide rail 2, a Z-shaped fixed bracket 4 is rotatably connected to one side of the outer guide rail 1, the Z-shaped fixed bracket 4 is fixedly installed in the chassis 6, an L-shaped fixed bracket 5 is rotatably connected to one side of the inner guide rail 2, and the L-shaped fixed bracket 5 is fixedly installed on the door panel 7;

[0025] The inner guide rail 2 is provided with a baffle 201, a top block 202 and a guide block 203 in sequence. The baffle 201 is provided with a V-shaped inclined surface 204, the top block 202 is provided with a groove 205, and the guide block 203 is provided with a groove and inclined surface structure 206;

[0026] A countersunk rivet 301 is provided on one side of the movable support plate 3 , and the movable support plate 3 is installed in the outer guide rail 1 through the countersunk rivet 301 . A rotating shaft 302 is installed on the other side of the movable support plate 3 .

[0027] Preferably, the outer guide rail 1 is designed as an enclosing structure, and an outer guide rail screw 101 is provided on one side of the outer guide rail 1, and the outer guide rail 1 is connected to the Z-shaped fixing bracket 4 through the outer guide rail screw 101. Such a structural design allows the inner guide rail 2 to be freely retracted from the outer guide rail 1, is not easy to fall off, and is stably connected to the Z-shaped fixing bracket 4. In fact, other structural shapes of the outer guide rail 1 can also be considered according to specific circumstances.

[0028] Preferably, the inner guide rail 2 is arranged in a U-shaped structure, and an inner guide rail screw 207 is arranged on one side of the inner guide rail 2, and the inner guide rail 2 is locked and connected with the L-shaped fixing bracket 5 through the inner guide rail screw 207. Such a structural design is convenient for installation and connection. In fact, other structural shapes of the inner guide rail 2 can also be considered according to specific circumstances.

[0029] Preferably, a U-shaped spring piece 303 is further provided between the movable support plate 3 and the outer guide rail 1, and the U-shaped spring piece 303 is sleeved on the countersunk rivet 301. Such a structural design improves the connection and installation effect. In fact, other structural shapes of the U-shaped spring piece 303 can also be considered according to specific circumstances.

[0030] In this embodiment, when the door panel 7 is opened, the inner guide rail 2 is pulled out, and the rotating shaft 302 of the movable supporting plate 3 on the outer guide rail 1 moves from A to B, C, D, and E, and stops after reaching the groove and inclined surface structure 206 on the guide block 203. When the door panel 7 is closed in the door closing direction, the rotating shaft 302 moves from E to F and finally to G, and stops after reaching the groove 205 of the top block 202, thereby completing the door opening and fixing. When the door panel 7 needs to be closed, the door panel 7 needs to be pushed down in the door opening direction, the rotating shaft 302 moves out of the groove 205 of the top block 202, moves from G to H, and finally stops after reaching I, and then the door panel 7 is pushed in the door closing direction, the rotating shaft 302 moves from I to J, passes through the V-shaped inclined surface 204 of the baffle 201 and B, and finally stops after reaching A, thereby completing the door closing.

[0031] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A telescopic support rod, comprising a chassis (6), a door panel (7) being hingedly mounted on one side of the chassis (6), a telescopic support mechanism (8) being arranged between the chassis (6) and the door panel (7), characterized in that: The telescopic support mechanism (8) comprises an outer guide rail (1), the inner guide rail (2) being slidably connected to the inner side of the outer guide rail (1), a movable support plate (3) being installed in the outer guide rail (1), the movable support plate (3) being arranged on the inner side of the inner guide rail (2), a Z-shaped fixed bracket (4) being rotatably connected to one side of the outer guide rail (1), the Z-shaped fixed bracket (4) being fixedly installed in the chassis (6), and an L-shaped fixed bracket (5) being rotatably connected to one side of the inner guide rail (2), the L-shaped fixed bracket (5) being fixedly installed on the door panel (7); The inner guide rail (2) is provided with a baffle (201), a top block (202) and a guide block (203) in sequence, the baffle (201) is provided with a V-shaped inclined surface (204), the top block (202) is provided with a groove (205), and the guide block (203) is provided with a groove and inclined surface structure (206); A countersunk rivet (301) is provided on one side of the movable support plate (3), and the movable support plate (3) is installed in the outer guide rail (1) via the countersunk rivet (301). A rotating shaft (302) is installed on the other side of the movable support plate (3).

2. A telescopic support rod according to claim 1, characterized in that: The outer guide rail (1) is designed as an enclosing structure, and an outer guide rail screw (101) is provided on one side of the outer guide rail (1). The outer guide rail (1) is connected to the Z-shaped fixing bracket (4) via the outer guide rail screw (101).

3. A telescopic support rod according to claim 2, characterized in that: The inner guide rail (2) is arranged in a U-shaped structure, and an inner guide rail screw (207) is arranged on one side of the inner guide rail (2). The inner guide rail (2) is locked and connected to the L-shaped fixing bracket (5) via the inner guide rail screw (207).

4. A telescopic support rod according to claim 3, characterized in that: A U-shaped spring sheet (303) is further provided between the movable support plate (3) and the outer guide rail (1), and the U-shaped spring sheet (303) is sleeved on the countersunk rivet (301).

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