Assembly structure of low-voltage drawer type switch cabinet

Abstract

The utility model relates to an assembly structure of a low-voltage drawer type switch cabinet, which comprises a switch cabinet main body and a plurality of drawer cabinet main bodies, the switch cabinet main body is provided with a plurality of accommodating cavities for accommodating the drawer cabinet main bodies, the drawer cabinet main bodies are arranged in the accommodating cavities, a plurality of guide sheets are inserted into the switch cabinet main body, and two guide sheets correspond to one drawer cabinet main body. The drawer cabinet body comprises a cabinet door, vertical plates arranged on the two sides of the cabinet door and a transverse rod connected with the two vertical plates, the transverse rod is arranged at the top of the cabinet door, rollers are rotationally arranged on the vertical plates and abut against the guide pieces, and the rollers rotate to drive the vertical plates to slide in the length direction of the guide pieces. The drawer cabinet is simple and convenient to install, and the installation speed of the drawer type switch cabinet is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of switch cabinet, in particular to an assembling structure of low-voltage drawer type switch cabinet. BACKGROUND

[0002] The low-voltage drawer type switch cabinet is a low-voltage switch power distribution control panel, which is internally provided with a low-voltage switch group, a circuit protection system, etc. The low-voltage drawer type switch cabinet is suitable for power plants, petroleum, chemical industry, metallurgy, textile, high-rise building, etc. industries, and is used for power transmission, power distribution and power conversion. The drawer of the switch cabinet is generally slidingly arranged on a guide rail, wherein the guide rail is fixedly connected with the side wall of the recess of the low-voltage drawer type switch cabinet.

[0003] The common installation of the low-voltage drawer type switch cabinet usually adopts the method of first building the main frame of the drawer cabinet and then installing the drawer cabinet and other parts. The number of the drawer cabinets is large and the installation is not easy. At the same time, the drawer cabinet is usually installed with the guide rail first to pull out the drawer cabinet for sliding, so the installation efficiency of the drawer cabinet is low. CONTENT OF THE INVENTION

[0004] In order to facilitate the installation of the drawer cabinet and improve the installation speed of the drawer type switch cabinet, the present application provides an assembling structure of low-voltage drawer type switch cabinet.

[0005] The assembling structure of low-voltage drawer type switch cabinet provided by the present application adopts the following technical scheme:

[0006] The assembling structure of low-voltage drawer type switch cabinet comprises a switch cabinet main body and a plurality of drawer cabinet main bodies. A plurality of accommodating cavities for accommodating the drawer cabinet main bodies are formed in the switch cabinet main body. The drawer cabinet main bodies are arranged in the accommodating cavities. A plurality of guide pieces are inserted into the switch cabinet main body. Two guide pieces correspond to one drawer cabinet main body. The drawer cabinet main body comprises a cabinet door, a vertical plate arranged on both sides of the cabinet door, and a horizontal rod connecting the two vertical plates. The horizontal rod is arranged on the top of the cabinet door. A roller is rotatably arranged on each vertical plate. The roller abuts against the guide piece. The rotation of the roller drives the vertical plate to slide along the length direction of the guide piece.

[0007] By adopting the above technical scheme, when the drawer type switch cabinet needs to be installed, the switch cabinet main body and the drawer cabinet main body are assembled separately and then installed. The guide pieces are inserted into the switch cabinet main body without the need of being fixed by bolts. The drawer cabinet main body is composed of the cabinet door, the two vertical plates and the horizontal rod. The drawer cabinet main body is pulled out and stored by the roller. The drawer cabinet main body is simple to assemble and is convenient to install with the switch cabinet main body. The installation of the drawer cabinet is simple and the installation speed of the drawer type switch cabinet is improved.

[0008] Optionally, the guide piece is provided with a plug-in piece, the switch cabinet body is provided with a plug-in slot for the plug-in piece to plug in, the guide piece is provided with a through hole, the through hole is communicated with the switch cabinet body, and the through hole is provided with a limiting block in an interference fit.

[0009] By adopting the above technical scheme, the plug-in piece is plugged in the plug-in slot, and the limiting block is provided in the interference fit in the through hole, so that the guide piece is firmly installed and is not easy to be separated from the switch cabinet body.

[0010] Optionally, the guide piece is provided with a protrusion, one end of the vertical plate close to the guide piece is provided with a limiting piece, and when the vertical plate slides along the length direction of the guide piece under the rotation of the roller, the limiting piece abuts against the protrusion.

[0011] By adopting the above technical scheme, when the cabinet door is pulled, the protrusion and the limiting piece prevent the cabinet door from being separated.

[0012] Optionally, the dismounting assembly comprises a fixing piece, a spring and a limiting column, the fixing piece is arranged on one side of the vertical plate away from the other vertical plate, the fixing piece is provided with a connecting hole, one end of the limiting column passes through the connecting hole, the other end of the limiting column away from the fixing piece is provided with an abutting column, the radius of the abutting column is smaller than that of the limiting column, the vertical plate is provided with an abutting hole for the abutting column to pass through, the limiting column abuts against the vertical plate, the spring is sleeved on the limiting column, the spring force direction is vertical, one end of the spring is located at the end of the fixing piece, and the other end of the spring is located on the vertical plate, the vertical plate is provided with a through hole, the cabinet door is fixedly connected with the vertical plate through the through hole, when the cabinet door is lifted, the spring is compressed, the vertical plate slides away from the guide piece, and the limiting piece is separated from the protrusion.

[0013] By adopting the above technical scheme, the fixing piece is arranged on one side of the vertical plate, one end of the limiting column passes through the connecting hole, the other end of the limiting column away from the fixing piece is provided with the abutting column, the limiting column abuts against the vertical plate, the radius of the abutting column is smaller than that of the limiting column, when the cabinet door is lifted and drives the vertical plate through the through hole, the limiting column slides, the spring is compressed, the vertical plate is lifted slightly, the drawer cabinet can be freely pulled out and pushed in, the limiting piece is separated from the protrusion, and the cabinet door can be installed and dismounted.

[0014] Optionally, the limiting piece is provided with two limiting pieces, the two limiting pieces are oppositely arranged, and one limiting piece is arranged close to the cabinet door.

[0015] By adopting the above technical scheme, the two limiting pieces play a double limiting role, and the limiting piece close to the cabinet door prevents the cabinet door from being opened accidentally and limits the sliding distance, so that the electrical components are prevented from being damaged.

[0016] Optionally, the two vertical plates are provided with a placing plate.

[0017] By adopting the technical scheme, the electrical components are placed on the placing plate exposed outside when the cabinet door is pulled out, and the electrical components are better installed.

[0018] To sum up, the present application has at least one of the following beneficial technical effects:

[0019] 1. When the drawer type switch cabinet needs to be installed, the switch cabinet body and the drawer cabinet body are assembled separately, and then the whole installation of the drawer type switch cabinet is carried out. The guide piece is simple to install, the drawer cabinet is pulled out and pushed in through the roller, the installation of the drawer cabinet is simple, and the installation speed of the drawer type switch cabinet is improved;

[0020] 2. When the drawer cabinet needs to be installed or disassembled, the cabinet door is lifted to drive the vertical plate, the vertical plate is lifted slightly through spring compression, the protrusion does not limit the limiting piece, and the cabinet door can be installed and disassembled;

[0021] 3. The two limiting pieces of the drawer cabinet play a double limiting role, limit the sliding distance of the drawer cabinet, and avoid damage to the electrical components. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a whole schematic view of the assembly structure of the low-voltage drawer type switch cabinet of the embodiment.

[0023] Figure 2 is a structural schematic view of the drawer cabinet body of the embodiment.

[0024] Figure 3 is a structural schematic view of another perspective of the drawer cabinet body of the embodiment.

[0025] Figure 4 is a structural exploded view of the guide piece of the embodiment.

[0026] Figure 5 is a partial sectional view of the assembly structure of the low-voltage drawer type switch cabinet of the embodiment.

[0027] Figure 6 is a structural schematic view of the disassembly assembly of the embodiment.

[0028] BRIEF DESCRIPTION OF DRAWINGS: 1, switch cabinet body; 2, drawer cabinet body; 3, guide piece; 21, cabinet door; 22, vertical plate; 23, horizontal rod; 4, roller; 51, plug-in piece; 52, plug-in slot; 53, through hole; 54, protrusion; 55, limiting piece; 56, protruding block; 57, clamping groove; 6, limiting block; 7, disassembly assembly; 71, fixed piece; 72, spring; 73, limiting column; 81, connecting hole; 82, abutting column; 83, abutting hole; 84, through hole; 9, placing plate. DETAILED DESCRIPTION

[0029] The application will be further described in detail below with reference to the accompanying drawings and embodiments.

[0030] The embodiment of the application discloses an assembling structure of a low-voltage drawer type switch cabinet. Figure 1 、 Figure 2 、 Figure 3 The assembling structure of the low-voltage drawer type switch cabinet comprises a switch cabinet body 1 and a plurality of drawer cabinet bodies 2. The switch cabinet body 1 is provided with a plurality of accommodating cavities for accommodating the drawer cabinet bodies 2, and the drawer cabinet bodies 2 are arranged in the accommodating cavities. The drawer cabinet bodies 2 have a plurality of sizes and models. The switch cabinet body 1 is provided with a plurality of guide pieces 3, and two guide pieces 3 correspond to one drawer cabinet body 2. The drawer cabinet body 2 comprises a cabinet door 21, vertical plates 22 fixed on both sides of the cabinet door 21 and a horizontal rod 23 connected between the two vertical plates 22. The horizontal rod 23 is fixed on the top of the cabinet door 21, and a placing plate 9 is fixed between the two vertical plates 22. An installation groove for mounting a display screen is formed on the cabinet door, and a handle groove for mounting a handle is also formed on the cabinet door. Rollers 4 are rotatably connected to the vertical plates 22, the rollers 4 abut against the guide pieces 3, and the rollers 4 are rotated to drive the vertical plates 22 to slide along the length direction of the guide pieces 3.

[0031] Referring to Figure 3 、 Figure 5 The guide piece 3 is integrally formed with an insertion piece 51, and the switch cabinet body 1 is provided with an insertion groove 52 for inserting the insertion piece 51. The insertion piece 51 is fixed with protrusions 56 on opposite sides, and the switch cabinet body 1 is provided with clamping grooves 57 for clamping the protrusions 56, and the clamping grooves 57 are communicated with the insertion groove 52. When the insertion piece 51 is located in the insertion groove 52, the guide piece 3 is pushed, and the protrusions 56 are clamped in the clamping grooves 57. The guide piece 3 is provided with through holes 53, and the through holes 53 are communicated with the switch cabinet body 1. The assembling structure of the low-voltage drawer type switch cabinet further comprises limiting blocks 6, and the limiting blocks 6 are in interference fit in the through holes 53.

[0032] Referring to Figure 3 、 Figure 4 The guide piece 3 is fixed with a protrusion 54, and the vertical plate 22 is fixed with limiting pieces 55 at one end close to the guide piece 3. When the roller 4 is rotated to drive the vertical plate 22 to slide along the length direction of the guide piece 3, the limiting pieces 55 abut against the protrusion 54. The limiting pieces 55 are fixed with two limiting pieces 55, and the two limiting pieces 55 are oppositely arranged, and one limiting piece 55 is arranged close to the cabinet door 21.

[0033] Referring to Figure 2 、 Figure 3 、 Figure 6The assembly structure of the low-voltage drawer type switch cabinet further comprises a dismounting assembly 7. The dismounting assembly 7 comprises a fixed sheet 71, a spring 72 and a limiting column 73. The fixed sheet 71 is fixed on a side of the vertical plate 22 away from the other vertical plate 22, and a connecting hole 81 is formed in the fixed sheet 71, and one end of the limiting column 73 penetrates through the connecting hole 81. An abutting column 82 is fixed on an end of the limiting column 73 away from the fixed sheet 71, and a radius of the abutting column 82 is smaller than a radius of the limiting column 73. An abutting hole 83 is formed in the vertical plate 22 for the abutting column 82 to penetrate through, and the limiting column 73 abuts against the vertical plate 22. The spring 72 is sleeved on the limiting column 73, and a spring force direction of the spring 72 is vertical. One end of the spring 72 is located at an end of the fixed sheet 71, and the other end of the spring 72 is located on the vertical plate 22. A through hole 84 is formed in the vertical plate 22, and the cabinet door 21 is fixedly connected with the vertical plate 22 through the through hole 84. When the cabinet door 21 is lifted, the spring 72 is compressed, the vertical plate 22 slides away from the guide sheet 3, and the limiting sheet 55 is separated from the protrusion 54.

[0034] The implementation principle of the assembly structure of the low-voltage drawer type switch cabinet is as follows: when the drawer type switch cabinet needs to be installed, the switch cabinet body 1 and the drawer cabinet body 2 are assembled separately. After the switch cabinet body 1 is installed, the guide sheet 3 is inserted on the switch cabinet body 1, and the guide sheet 3 is firmly installed through the limiting block 6. The cabinet door 21, the two vertical plates 22 and the cross rod 23 are assembled, the switch cabinet body 1 is formed, the spring 72 is sleeved on the limiting column 73, the limiting column 73 is installed, the abutting column 82 is inserted in the abutting groove, the fixed sheet 71 is fixed on the outer sides of the two vertical plates 22, the two ends of the spring 72 abut against the fixed sheet 71 and the vertical plate 22 respectively, and when the switch cabinet body 1 is installed, the cabinet door 21 is lifted and drives the vertical plate 22 through the through hole 84. The vertical plate 22 is lifted slightly, the protrusion 54 cannot limit the limiting sheet 55, the drawer cabinet can be freely pulled out and pushed in, the cabinet door 21 can be installed and dismounted, the drawer cabinet body 2 is simple to assemble, the drawer cabinet is simple to install, and the installation speed of the drawer type switch cabinet is improved.

[0035] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application. Therefore, equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. An assembly structure of a low voltage drawer type switchgear comprising a switchgear main body (1) and a plurality of drawer cabinet main bodies (2), characterized in that: The switch cabinet body (1) is provided with a plurality of accommodating cavities for accommodating the drawer cabinet body (2), the drawer cabinet body (2) is arranged in the accommodating cavity, a plurality of guide pieces (3) are inserted into the switch cabinet body (1), two guide pieces (3) correspond to one drawer cabinet body (2), the drawer cabinet body (2) comprises a cabinet door (21), a vertical plate (22) arranged on both sides of the cabinet door (21) and a horizontal rod (23) connecting the two vertical plates (22), the horizontal rod (23) is arranged on the top of the cabinet door (21), the vertical plate (22) is rotatably provided with a roller (4), the roller (4) abuts against the guide piece (3), and the roller (4) rotates to drive the vertical plate (22) to slide along the length direction of the guide piece (3).

2. The assembly structure of a low voltage drawer-type switchgear according to claim 1, characterized in that: The guide piece (3) is provided with an insertion piece (51), the switch cabinet body (1) is provided with an insertion slot (52) for inserting the insertion piece (51), the guide piece (3) is provided with a through hole (53), the through hole (53) is communicated with the switch cabinet body (1), and the limiting block (6) is arranged in the through hole (53) in an interference manner.

3. The assembly structure of a low voltage drawer-type switchgear according to claim 1, characterized in that: The guide piece (3) is provided with a protrusion (54), one end of the vertical plate (22) close to the guide piece (3) is provided with a limiting piece (55), and when the roller (4) rotates to drive the vertical plate (22) to slide along the length direction of the guide piece (3), the limiting piece (55) abuts against the protrusion (54).

4. The assembly structure of a low voltage drawer-type switchgear according to claim 3, characterized in that: The dismounting assembly (7) comprises a fixing piece (71), a spring (72) and a limiting column (73), the fixing piece (71) is arranged on one side of the vertical plate (22) away from the other vertical plate (22), the fixing piece (71) is provided with a connecting hole (81), one end of the limiting column (73) penetrates through the connecting hole (81), one end of the limiting column (73) away from the fixing piece (71) is provided with an abutting column (82), the radius of the abutting column (82) is smaller than that of the limiting column (73), the vertical plate (22) is provided with an abutting hole (83) for penetrating the abutting column (82), the limiting column (73) abuts against the vertical plate (22), the spring (72) is sleeved on the limiting column (73), the spring (72) is in a vertical elastic direction, one end of the spring (72) is located at the end of the fixing piece (71), and the other end is located on the vertical plate (22), the vertical plate (22) is provided with a through hole (84), the cabinet door (21) is fixedly connected with the vertical plate (22) through the through hole (84), when the cabinet door (21) is lifted, the spring (72) is compressed, the vertical plate (22) slides away from the guide piece (3), and the limiting piece (55) is separated from the protrusion (54).

5. The assembly structure of a low voltage drawer-type switchgear according to claim 3, characterized in that: The limiting piece (55) is provided with two limiting pieces (55), and the two limiting pieces (55) are oppositely arranged, and one limiting piece (55) is arranged close to the cabinet door (21).

6. The assembly structure of a low voltage drawer-type switchgear according to claim 1, characterized in that: The two vertical plates (22) are provided with a placing plate (9).

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