Low-voltage power distribution cabinet

Abstract

The utility model discloses a low-voltage power distribution cabinet, which comprises a box body, a plurality of mounting racks are arranged in the box body, and a plurality of mounting holes are arranged on the mounting racks. Through cooperative arrangement of the sleeve, the sleeve shaft and the long gear and extension of the sleeve shaft capable of extending out of the sleeve, the sleeve shaft can drive the sleeve to rotate, after transmission, the long gear drives the gear to rotate and move downwards in a rotating mode, bolts are installed, and therefore electrical elements are installed. Through the cooperative arrangement of the mounting hole and the lifting hole, when the electrical element is large, the mounting frame and the sliding frame can move, so that the electrical element is mounted; through cooperative arrangement of the arc-shaped extrusion groove, the extrusion block and the spring, the extrusion block slides from the transverse groove to the arc-shaped extrusion groove and rotates by a certain angle, the extrusion block abuts against the inner wall of the arc-shaped extrusion groove, and therefore the clamping purpose is achieved, after the sleeve shaft is loosened by the installation tool, the spring can automatically reset the extrusion block through the sleeve shaft, and the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage power distribution cabinets, in particular to a low-voltage power distribution cabinet. Background Art

[0002] Low-voltage distribution cabinet is a general term for motor control center. Distribution cabinet is used in the occasions with dispersed load and fewer circuits; motor control center is used in the occasions with concentrated load and more circuits. They distribute the electric energy of a circuit of the upper-level distribution equipment to the nearest load, and provide protection, monitoring and control for the equipment load, making the corresponding equipment control and use more convenient and improving the corresponding work efficiency.

[0003] When installing internal electrical components in a low-voltage distribution cabinet in the prior art, the mounting frame inside the box is often aligned with the threaded holes on the electrical component mounting plate, and then fixed inside the box by bolts. However, when the electrical components occupy a large volume, the threaded holes on the mounting frame inside the box and the electrical component mounting plate will be blocked, making it difficult to install the bolts. Utility Model Content

[0004] Based on this, it is necessary to provide a low-voltage distribution cabinet to address the above technical problems.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a low-voltage distribution cabinet, including a box body, a plurality of mounting frames are arranged in the box body, a plurality of mounting holes are arranged on the mounting frames, a plurality of sliding frames are slidably connected to the mounting frames, two slots are arranged on the sliding frames, a sleeve is rotatably connected to the sliding frames, a sleeve shaft is slidably clamped in the sleeve, a bevel gear 1 is installed at one end of the sleeve away from the sleeve shaft, a rotating shaft is rotatably connected in the sliding frame, a bevel gear 2 is installed on the rotating shaft, bevel gear 1 is meshingly connected with bevel gear 2, a long gear is installed on the rotating shaft, a bolt is threadedly connected to the sliding frame, the bolt is matched with the mounting hole, a gear is installed on the bolt, and the long gear is meshingly connected with the gear.

[0006] Preferably, a plurality of lifting holes are provided on both sides of the box body, and fixing bolts are threadedly connected on both sides of the mounting frame, and the fixing bolts are matched with the lifting holes.

[0007] Preferably, a transverse groove is provided in the sleeve, an extrusion block is installed on the sleeve shaft, the extrusion block slides in the transverse groove, an arc-shaped extrusion groove is provided in the sleeve, the arc-shaped extrusion groove is connected to the transverse groove, a spring is installed in the sleeve, and one end of the spring is connected to the sleeve shaft.

[0008] Preferably, a plurality of arc-shaped extrusion grooves are provided along the sliding direction of the sleeve shaft.

[0009] Preferably, square blocks are installed on the sleeve and the sleeve shaft.

[0010] Preferably, the bolts and the fixing bolts are both square head bolts.

[0011] Compared with the prior art, this technical solution has at least one of the following beneficial effects:

[0012] Through the matching arrangement of the sleeve, the sleeve shaft and the long gear, the sleeve shaft can be extended out of the sleeve, so that the sleeve can be driven by the sleeve shaft to rotate. After transmission, the long gear drives the gear to rotate and rotate downward to install the bolt, so that even when the electrical component is large in size, it is still easy to install it.

[0013] Through the coordinated arrangement of the mounting holes and the lifting holes, when the electrical components are relatively large, both the mounting frame and the sliding frame can be moved, thereby leaving a suitable position for mounting the electrical components in the box, thereby improving practicality;

[0014] Through the coordinated arrangement of the arc-shaped extrusion groove, the extrusion block and the spring, the extrusion block is slid from the transverse groove to the arc-shaped extrusion groove and rotated at a certain angle, so that the extrusion block abuts against the inner wall of the arc-shaped extrusion groove, thereby achieving the purpose of clamping. After the installation tool releases the sleeve shaft, the spring can automatically reset the extrusion block through the sleeve shaft, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front cross-sectional view of an embodiment of the utility model;

[0016] Figure 2 For an embodiment of the utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 A side cross-sectional view of a sleeve according to an embodiment of the utility model;

[0018] Figure 4 This is a three-dimensional diagram of the interior of a box body according to an embodiment of the present utility model;

[0019] In the figure, 1, box body; 2, mounting frame; 3, mounting hole; 4, sliding frame; 5, slot; 6, sleeve; 7, sleeve shaft; 9, bevel gear one; 10, rotating shaft; 11, bevel gear two; 12, long gear; 13, bolt; 14, gear; 15, lifting hole; 16, fixing bolt; 17, horizontal groove; 18, extrusion block; 19, arc extrusion groove; 20, spring; 21, square block. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0021] See also Figures 1 to 4 The embodiment of the present application provides a low-voltage power distribution cabinet, including a box body 1, a plurality of mounting frames 2 are arranged in the box body 1, a plurality of mounting holes 3 are arranged on the mounting frame 2, a plurality of sliding frames 4 are slidably connected to the mounting frame 2, two slots 5 are arranged on the sliding frame 4, a sleeve 6 is rotatably connected to the sliding frame 4, a sleeve shaft 7 is slidably engaged in the sleeve 6, a bevel gear 1 9 is installed at one end of the sleeve 6 away from the sleeve shaft 7, a rotating shaft 10 is rotatably connected in the sliding frame 4, a bevel gear 2 11 is installed on the rotating shaft 10, the bevel gear 1 9 is meshed with the bevel gear 2 11, a long gear 12 is installed on the rotating shaft 10, a bolt 13 is threadedly connected to the sliding frame 4, the bolt 13 is matched with the mounting hole 3, a gear 14 is installed on the bolt 13, and the long gear 12 is meshed with the gear 14.

[0022] In this embodiment, the sliding frame 4 slides on the mounting frame 2 provided inside the box body 1 to facilitate adjustment of the installation position of the electrical component. The slot 5 provided on the sliding frame 4 is used to insert the mounting plate on the electrical component, and the bolt hole on the mounting plate cooperates with the mounting hole 3 on the mounting frame 2, so that the electrical component is installed in the box body 1; when the position is selected and the bolt 13 needs to be screwed to install it, the sleeve shaft 7 is pulled out of the sleeve 6, and the sleeve shaft 7 is driven to rotate, so that the sleeve shaft 7 can rotate through the clamping connection between the sleeve 6 and the sleeve shaft 7. , through the meshing of bevel gear 1 9 and bevel gear 2 11 on the rotating shaft 10, the long gear 12 on the rotating shaft 10 can rotate together, so that the bolt 13 threadedly connected in the sliding frame 4 can rotate through the meshing between the gear 14 and the long gear 12, and the bolt 13 is screwed down when it rotates, so that it can be screwed into the mounting hole 3 on the mounting frame 2 to complete the installation; when the bolt 13 is screwed down, the gear 14 is screwed down with the bolt 13, and the meshing position of the gear 14 and the long gear 12 gradually moves down on the long gear 12 but is always meshed.

[0023] In some embodiments, in order to further improve practicality, a plurality of lifting holes 15 are provided on both sides of the box body 1, and fixing bolts 16 are threadedly connected on both sides of the mounting frame 2, and the fixing bolts 16 are arranged in cooperation with the lifting holes 15. The fixing bolts 16 are threadedly connected to different lifting holes 15 in the box body 1, so that the electrical components on the mounting frame 2 can be installed in different positions.

[0024] In some embodiments, in order to achieve the clamping connection between the sleeve 6 and the sleeve shaft 7, a transverse groove 17 is provided in the sleeve 6, and an extrusion block 18 is installed on the sleeve shaft 7. The extrusion block 18 slides in the transverse groove 17. An arc-shaped extrusion groove 19 is provided in the sleeve 6. The arc-shaped extrusion groove 19 is connected to the transverse groove 17. A spring 20 is installed in the sleeve 6, and one end of the spring 20 is connected to the sleeve shaft 7. The extrusion block 18 on the sleeve shaft 7 slides in the transverse groove 17 provided in the sleeve 6, and the sleeve shaft 7 is pulled to make the extrusion block 18 slide from the transverse groove 17 into the arc-shaped extrusion groove 19, and then the extrusion block 18 is rotated to make the extrusion block 18 rotate from the transverse groove 17 to abut against the inner wall of the arc-shaped extrusion groove 19, thereby achieving the purpose of the sleeve 6 driven by the sleeve shaft 7 to rotate; when the sleeve shaft 7 is pulled out and rotated to make the extrusion block 18 and the arc-shaped extrusion groove 19, the spring 20 is also stretched and rotated by a certain angle, so that after installation, the spring 20 can drive the sleeve shaft 7 to rotate and then shrink to reset it, thereby achieving the purpose of automatic reset of the sleeve shaft 7 after sliding out; since the rotation angle of the sleeve shaft 7 is small, the extrusion block 18 can abut against the inner wall of the arc-shaped extrusion groove 19, so the spring 20 will not be seriously damaged due to rotation.

[0025] In some embodiments, in order to achieve different lengths of extension of the sleeve shaft 7 when it slides out of the sleeve 6 , a plurality of arc-shaped extrusion grooves 19 are provided along the sliding direction of the sleeve shaft 7 .

[0026] In some embodiments, in order to facilitate the driving of the sleeve shaft 7 to rotate, a square block 21 is installed on the sleeve 6 and the sleeve shaft 7. The square block 21 on the sleeve 6 and the sleeve shaft 7 facilitates the tool to drive the sleeve shaft 7, and when the sleeve shaft 7 is damaged, the sleeve 6 can be driven, thereby improving practicality.

[0027] In some embodiments, in order to facilitate the use of tools to drive the bolt 13 and the fixing bolt 16, the bolt 13 and the fixing bolt 16 are both square head bolts.

[0028] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0029] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0032] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A low-voltage power distribution cabinet, comprising a box body (1), wherein a plurality of mounting frames (2) are arranged in the box body (1), and a plurality of mounting holes (3) are arranged on the mounting frames (2), characterized in that: The mounting frame (2) is slidably connected to a plurality of sliding frames (4), the sliding frame (4) is provided with two slots (5), the sliding frame (4) is rotatably connected to a sleeve (6), a sleeve shaft (7) is slidably engaged in the sleeve (6), a bevel gear (9) is mounted on one end of the sleeve (6) away from the sleeve shaft (7), a rotating shaft (10) is rotatably connected in the sliding frame (4), a bevel gear (11) is mounted on the rotating shaft (10), the bevel gear (9) is meshingly connected with the bevel gear (11), a long gear (12) is mounted on the rotating shaft (10), a bolt (13) is internally threadedly connected to the sliding frame (4), the bolt (13) is matched with the mounting hole (3), a gear (14) is mounted on the bolt (13), and the long gear (12) is meshingly connected with the gear (14).

2. The low voltage distribution cabinet according to claim 1, characterized in that: A plurality of lifting holes (15) are provided on both sides of the box body (1), and fixing bolts (16) are threadedly connected on both sides of the mounting frame (2), and the fixing bolts (16) are arranged in coordination with the lifting holes (15).

3. The low voltage distribution cabinet according to claim 1, characterized in that: The sleeve (6) is provided with a transverse groove (17), the sleeve shaft (7) is provided with an extrusion block (18), the extrusion block (18) slides in the transverse groove (17), the sleeve (6) is provided with an arc-shaped extrusion groove (19), the arc-shaped extrusion groove (19) is communicated with the transverse groove (17), and a spring (20) is installed in the sleeve (6), one end of the spring (20) is connected to the sleeve shaft (7).

4. The low voltage distribution cabinet according to claim 3, characterized in that: A plurality of arc-shaped extrusion grooves (19) are provided along the sliding direction of the sleeve shaft (7).

5. The low voltage distribution cabinet according to claim 1, characterized in that: A square block (21) is installed on the sleeve (6) and the sleeve shaft (7).

6. The low voltage distribution cabinet according to claim 1, characterized in that: The bolt (13) and the fixing bolt (16) are both square head bolts.

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