Modularized distribution box

Abstract

The utility model discloses a modularized distribution box which comprises a box body and a module moving mechanism. The front end of the box body is of an opening structure, a box door is hinged to the left end of the front surface of the box body through a hinge, an electric appliance mounting plate is placed in the box body, and an air switch, a fuse and a wiring terminal are arranged on the front surface of the electric appliance mounting plate; the module moving mechanism comprises guide columns, the guide columns are arranged on the inner wall of the rear side of the box body and are in sliding connection with guide holes in the surface of the electric appliance mounting plate, the module moving mechanism further comprises an adjusting screw rod, an inner threaded pipe, an insertion hole and a rear limiting plate, and the insertion hole is formed in the middle of the front surface of the electric appliance mounting plate; according to the modularized distribution box, the electric appliance module of the distribution box is accurately and conveniently moved out of the shell, the space where the electric appliance module of the distribution box is located is enlarged, and later overhaul and maintenance of the modularized distribution box are more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of distribution boxes, in particular to a modular distribution box. Background Art

[0002] The distribution box is an electrical device, which is mainly used for power distribution, control and protection in the power system. It is a key device that distributes the power of the main line to different branches and protects the safe and stable operation of electrical equipment. Generally speaking, the distribution box is a distribution control device composed of a box body, switches, fuses and protection devices. The distribution box is one of the basic facilities of the electrical system. In the prior art, the main feature of the distribution box is the modular design, simple structure, easy installation and maintenance, but the electrical module of the distribution box needs to be protected and is often fixedly installed inside the distribution box shell. When the electrical mold of the distribution box is inspected and maintained in the later stage, the maintenance process of the distribution box is inconvenient because the space inside the distribution box shell is small and the disassembly of the electrical module of the distribution box is cumbersome. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a modular distribution box, which can accurately and conveniently move the electrical modules of the distribution box to the outside of the shell, expand the space where the electrical modules of the distribution box are located, make the later inspection and maintenance of the modular distribution box more convenient, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a modular distribution box, comprising a box body and a module moving mechanism;

[0005] Box: The front end is an open structure, the left end of the front surface of the box is hinged with a box door, an electrical installation board is placed inside the box, and the front surface of the electrical installation board is respectively provided with an air switch, a fuse and a wiring terminal;

[0006] Module moving mechanism: including guide columns, which are respectively arranged on the rear inner wall of the box body, and are slidably connected to the guide holes on the surface of the electrical installation plate, so as to accurately and conveniently move the electrical modules of the distribution box to the outside of the shell, expand the space where the electrical modules of the distribution box are located, and make the later inspection and maintenance of the modular distribution box more convenient.

[0007] Furthermore, the module moving mechanism also includes an adjusting screw, an internal threaded tube, a socket and a rear limit plate. The socket is arranged in the middle of the front surface of the electrical installation plate, and the adjusting screw is rotatably connected to the middle of the rear inner wall of the box body through a bearing. The front end of the adjusting screw passes through the inside of the socket, and the outer arc surface of the adjusting screw is threadedly connected to the internal threaded tube. The rear end of the outer arc surface of the internal threaded tube is provided with a rear limit plate to move the position of the electrical installation plate.

[0008] Furthermore, the module moving mechanism also includes a front limit plate and a limit protrusion. The front limit plate is arranged on the front end of the outer arc surface of the internal threaded tube, and the limit protrusions are respectively arranged on the front surface of the electrical installation plate. The front limit plate and the limit protrusion are installed in coordination to limit the rotation of the internal threaded tube.

[0009] Furthermore, the front limit plate and the rear limit plate are both installed in cooperation with the clearance hole at the upper end of the jack, and the limit protrusions are both arranged horizontally to determine the angles of the front limit plate and the rear limit plate during the movement.

[0010] Furthermore, a buffer rubber pad is provided at the rear end of the outer arc surface of the guide column to provide buffer protection for the electrical installation plate.

[0011] Furthermore, a rotating ball is rotatably connected in the rotating groove at the left end of the box body, and a threading hole is provided in the middle of the rotating ball to provide space for laying the connecting line.

[0012] Furthermore, the left and right sides of the box are provided with heat dissipation holes to facilitate heat dissipation of the box.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the modular distribution box has the following advantages:

[0014] During use, when it is necessary to inspect and repair the electrical module of the distribution box, rotate the adjusting screw to drive the internal threaded tube and the front limit plate to rotate. When the front limit plate contacts the horizontally set limit protrusion, the front limit plate and the rear limit plate are both in a horizontal state and are misaligned with the clearance hole at the upper end of the jack. The limit protrusion is used to limit the continued rotation of the front limit plate, and the threaded connection between the internal threaded tube and the adjusting screw is used to drive the internal threaded tube and the electrical installation plate to move forward, so as to move the position of the electrical module of the distribution box so that the electrical module of the distribution box protrudes out of the box. When the inspection and repair of the electrical module of the distribution box is completed, rotate the adjusting screw in the opposite direction to push the electrical installation plate to reset, and accurately and conveniently move the electrical module of the distribution box to the outside of the shell, thereby expanding the space where the electrical module of the distribution box is located, making the later inspection and maintenance of the modular distribution box more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the front view cross section of the overall device of the utility model;

[0017] Figure 3 It is a schematic structural diagram of a side cross-section of the overall device of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of a partial explosion of the module moving mechanism of the utility model.

[0019] In the figure: 1 box body, 2 box door, 3 electrical installation plate, 4 air switch, 5 fuse, 6 terminal block, 7 module moving mechanism, 71 guide column, 72 adjusting screw, 73 internal threaded pipe, 74 jack, 75 front limit plate, 76 rear limit plate, 77 limit protrusion, 8 buffer rubber pad, 9 rotating ball, 10 heat dissipation hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 ,This embodiment provides a technical solution: a modular distribution box, including a box body 1 and a module moving mechanism 7;

[0022] Box body 1: Its front end is an open structure, which is convenient for installing the distribution box electrical module in the box body 1. The left end of the front surface of the box body 1 is hinged with a box door 2 to close the opening at the front end of the box body 1. An electrical installation board 3 is placed inside the box body 1 to provide support for the installation of the distribution box electrical module. The front surface of the electrical installation board 3 is respectively provided with an air switch 4, a fuse 5 and a terminal 6 to control the circuit. A rotating ball 9 is rotatably connected in the rotating groove at the left end of the box body 1. The middle part of the rotating ball 9 is provided with a threading hole. When the distribution box electrical module moves, the connecting wire drives the rotating ball 9 to rotate in the rotating groove at the left end of the box body 1 to reduce damage to the connecting line. The left and right sides of the box body 1 are provided with heat dissipation holes 10 to facilitate heat dissipation inside the box body 1;

[0023] Module moving mechanism 7: includes guide posts 71, which are respectively arranged on the inner wall of the rear side of the box body 1, and the guide posts 71 are slidably connected with the guide holes on the surface of the electrical installation plate 3 to provide guide support for the movement of the electrical module of the distribution box. The module moving mechanism 7 also includes an adjusting screw 72, an internal threaded tube 73, a jack 74 and a rear limit plate 76. The jack 74 is arranged in the middle of the front surface of the electrical installation plate 3. The adjusting screw 72 is rotatably connected to the middle of the inner wall of the rear side of the box body 1 through a bearing. The adjusting screw 72 is rotatably connected to the inner wall of the rear side of the box body 1 through a bearing. The front end of the screw rod 72 passes through the interior of the jack 74, the outer arc surface of the adjusting screw rod 72 is threadedly connected to the inner threaded tube 73, and the rear end of the outer arc surface of the inner threaded tube 73 is provided with a rear limit plate 76. The module moving mechanism 7 also includes a front limit plate 75 and a limit protrusion 77. The front limit plate 75 is arranged at the front end of the outer arc surface of the inner threaded tube 73, and the limit protrusions 77 are respectively arranged on the front surface of the electrical installation plate 3. The front limit plate 75 and the limit protrusion 77 are installed in coordination, and the front limit plate 75 and the rear limit plate 76 are both The stopper 77 is arranged horizontally, and the adjusting screw 72 is rotated, and the adjusting screw 72 drives the internal threaded tube 73 and the front stopper 75 to rotate. When the front stopper 75 contacts the horizontally arranged stopper 77, the front stopper 75 and the rear stopper 76 are both in a horizontal state, and the front stopper 75 and the rear stopper 76 are both misaligned with the stopper hole at the upper end of the jack 74. The stopper 77 is used to limit the continued rotation of the front stopper 75, and the internal threaded tube 73 is used to prevent the front stopper 75 from rotating. The threaded connection between 73 and the adjusting screw 72 drives the internal threaded tube 73 to move forward, so that the rear limit plate 76 applies a forward thrust to the electrical installation board 3, driving the electrical installation board 3 to move forward. Similarly, when the adjusting screw 72 is reversed, the front limit plate 75 contacts another limit protrusion 77, and the front limit plate 75 is used to apply a force to the electrical installation board 3 to push the electrical installation board 3 to reset. The rear end of the outer arc surface of the guide column 71 is provided with a buffer rubber pad 8 to provide buffer protection for the electrical installation board 3.

[0024] The working principle of a modular distribution box provided by the utility model is as follows: when in use, the connecting wire passes through the threading hole in the middle of the rotating ball 9 and is connected to the wiring terminal 6 to connect the electrical module of the distribution box with the external circuit. When the electrical module of the distribution box needs to be repaired, the adjusting screw 72 is rotated, and the adjusting screw 72 drives the internal threaded tube 73 and the front limit plate 75 to rotate. When the front limit plate 75 contacts the horizontally set limit protrusion 77, the front limit plate 75 and the rear limit plate 76 are both in a horizontal state, and the front limit plate 75 and the rear limit plate 76 are misaligned with the clearance hole at the upper end of the jack 74. The limit protrusion 77 is used to limit the continued rotation of the front limit plate 75. The threaded connection between the internal threaded tube 73 and the adjusting screw 72 drives the internal threaded tube 73 to move forward, so that the rear limit plate 76 applies a forward thrust to the electrical installation plate 3, drives the electrical installation plate 3 to move forward, moves the position of the electrical module of the distribution box, and makes the air switch 4, fuse 5 and terminal 6 protrude from the interior of the box body 1, thereby expanding the space where the electrical module of the distribution box is located, and facilitating the inspection and maintenance of the electrical module of the distribution box. When the inspection and maintenance of the electrical module of the distribution box is completed, the adjusting screw 72 is rotated in the opposite direction to make the front limit plate 75 contact with another limit protrusion 77, and the front limit plate 75 is used to apply a force to the electrical installation plate 3 to push the electrical installation plate 3 to reset.

[0025] It is worth noting that the air switch 4 and fuse 5 disclosed in the above embodiments can be freely configured according to the actual application scenario. The air switch 4 can use the DZ47-63A2P model air switch, and the fuse 5 can use the XRNT-10KV / SFLAJ-12KV model fuse.

[0026] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A modular distribution box, characterized in that: It comprises a box body (1) and a module moving mechanism (7); The box body (1) has an open front end. The left end of the front surface of the box body (1) is hingedly connected to a box door (2). An electrical installation board (3) is placed inside the box body (1). An air switch (4), a fuse (5) and a wiring terminal (6) are respectively arranged on the front surface of the electrical installation board (3). The module moving mechanism (7) comprises guide columns (71), which are respectively arranged on the inner wall of the rear side of the box body (1) and are slidably connected to guide holes on the surface of the electrical installation plate (3).

2. A modular distribution box according to claim 1, characterized in that: The module moving mechanism (7) further comprises an adjusting screw (72), an internally threaded tube (73), a jack (74) and a rear limit plate (76); the jack (74) is arranged at the middle of the front surface of the electrical installation plate (3); the adjusting screw (72) is rotatably connected to the middle of the rear inner wall of the box body (1) via a bearing; the front end of the adjusting screw (72) passes through the inside of the jack (74); the outer arc surface of the adjusting screw (72) is threadedly connected to the internally threaded tube (73); and the rear end of the outer arc surface of the internally threaded tube (73) is provided with a rear limit plate (76).

3. A modular distribution box according to claim 2, characterized in that: The module moving mechanism (7) further comprises a front limit plate (75) and a limit protrusion (77); the front limit plate (75) is arranged on the front end of the outer arc surface of the internal threaded tube (73); the limit protrusions (77) are respectively arranged on the front surface of the electrical installation plate (3); the front limit plate (75) and the limit protrusions (77) are installed in coordination.

4. A modular distribution box according to claim 3, characterized in that: The front limiting plate (75) and the rear limiting plate (76) are both installed in cooperation with the clearance holes at the upper end of the insertion hole (74), and the limiting protrusions (77) are both arranged horizontally.

5. A modular distribution box according to claim 1, characterized in that: The rear end of the outer arc surface of the guide column (71) is provided with a buffer rubber pad (8).

6. A modular distribution box according to claim 1, characterized in that: A rotating ball (9) is rotatably connected in the rotating groove at the left end of the box body (1), and a threading hole is provided in the middle of the rotating ball (9).

7. A modular distribution box according to claim 1, characterized in that: The left and right sides of the box body (1) are both provided with heat dissipation holes (10).

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