Module expansion junction box

Abstract

The utility model discloses a module expansion junction box, comprising a basic box and a plurality of expansion boxes, one side surface of the basic box is provided with a concave surface, and the concave surface is internally provided with symmetrical slide rails; a plurality of expansion boxes are installed on one side of the base box, sliding grooves are formed in the faces, facing the base box, of the expansion boxes, sliding rails which are the same as those in the concave face are arranged on the faces, opposite to the base box, of the expansion boxes, and the expansion box close to the base box enters the concave face through the sliding rails and is locked and fixed through a locking mechanism. When the expansion groove is inserted, the expansion box presses the baffle into the containing cavity, and when the movable cavity is opposite to the containing cavity, the baffle enters the movable cavity under the pressure of the spring to be limited, so that the expansion groove is prevented from sliding out; during disassembly, the pull block is pulled to enable the abutting block to move in the movable groove, when the abutting block moves to the upper end of the baffle, the baffle is pressed into the containing groove through the abutting block, the expansion box is moved out along the sliding rail, installation is convenient, and assembly can be conducted according to use requirements.

Description

Technical Field

[0001] The utility model relates to the field of extended wiring boxes, in particular to a module extended wiring box. Background Art

[0002] The expansion junction box is actually a wireless controller. A wireless controller is a network device used to centrally control wireless APs. It is the core of a wireless network and is responsible for managing all wireless APs in the wireless network. AP management includes: issuing configurations, modifying related configuration parameters, RF intelligent management, access security control, etc.

[0003] However, the existing expansion junction boxes are all integrally formed and have a large size. If there are not enough interfaces during use, they need to be connected in parallel via cables. This type of installation takes up a large space, and the size of the junction box cannot be changed according to the space size of the installation location. The box space for installing the expansion junction box is fixed, and the additional junction box cannot be installed and fixed. At the same time, if not many interfaces are required, there will be excess and waste of interfaces. Utility Model Content

[0004] An object of the utility model is to provide a module expansion junction box which can at least solve any aspect of the above-mentioned technical problems.

[0005] A further purpose of the utility model is to avoid adding redundant expansion boxes due to insufficient interfaces, thereby occupying redundant space.

[0006] Another further purpose of the utility model is to improve the utilization of space and enable more convenient installation in the cabinet.

[0007] In particular, the utility model provides a module expansion junction box, comprising a base box, a side surface of the base box is provided with a concave surface, and a symmetrical slide rail is provided in the concave surface;

[0008] A plurality of expansion boxes, wherein the expansion boxes are all installed on one side of the basic box, a side of the expansion box facing the basic box is provided with a slide groove, a side opposite to the basic box is provided with a slide rail identical to that in the concave surface, and an expansion box close to the basic box enters the concave surface through the slide rail;

[0009] A locking mechanism, wherein the locking mechanism is located between the symmetrically arranged slide rails, and the locking mechanism includes a accommodating chamber and a movable chamber, wherein the accommodating chamber is opened on a side of the expansion box facing the slide groove, and an inclined baffle is arranged inside the accommodating chamber; the movable chamber is arranged opposite to the accommodating chamber, and a reciprocating stop block is arranged in the movable chamber, and the stop block is fixedly connected to the pull block.

[0010] Furthermore, the connection between the baffle and the accommodating cavity is hinged, and a spring is arranged in the accommodating cavity, and the spring presses against the baffle.

[0011] Furthermore, the height of the stop block is flush with the side surface of the expansion box.

[0012] Furthermore, the pull block extends outwards and is provided with a handle at the outer end.

[0013] Furthermore, the bottom of the expansion box is provided with a fixing groove.

[0014] Furthermore, a fixed jack is provided on one side of the extension box close to the secondary wiring port.

[0015] Technical effects and advantages of the utility model:

[0016] The utility model provides an assembleable and expandable expansion box on one side of the basic box. The expansion box is convenient to assemble according to the space size of the installation cabinet, and the space in the cabinet is fully utilized to avoid the box body being unable to be installed. Specifically, when in use, the slide slot of the expansion box is first aligned with the slide rail for insertion and assembly. During insertion, the expansion box presses the baffle into the accommodating cavity. When the active cavity is opposite to the accommodating cavity, the baffle enters the active cavity under the pressure of the spring to limit the expansion slot and avoids the expansion slot from sliding out. When disassembling, the pulling block is pulled to make the resisting block move in the active slot. When the resisting block moves to the upper end of the baffle, the resisting block presses the baffle into the accommodating slot and moves the expansion box out along the slide rail. The installation is convenient and can be assembled according to usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Hereinafter, some specific embodiments of the present invention will be described in detail in an exemplary and non-limiting manner with reference to the accompanying drawings. The same reference numerals in the accompanying drawings indicate the same or similar components or parts. It should be understood by those skilled in the art that these drawings are not necessarily drawn to scale. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model.

[0019] Figure 2 It is a rear view structural schematic diagram of the utility model.

[0020] Figure 3 For this utility model Figure 2 Schematic diagram of the cross-sectional structure along the AA direction.

[0021] Figure 4 For this utility model Figure 2 Schematic diagram of the cross-sectional structure along the BB direction.

[0022] Figure 5 For this utility model Figure 3Middle C is a schematic diagram of the partially enlarged structure.

[0023] In the figure: 1, basic box, 101, main wiring port, 2, extension box, 201, auxiliary wiring port, 202, slide groove, 203, fixed jack, 204, slide rail, 205, accommodating cavity, 206, baffle, 3, fixed groove, 4, pull block, 401, stop block, 402, movable cavity. DETAILED DESCRIPTION

[0024] 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.

[0025] Figure 1 It is a schematic diagram of the structure of the utility model. Figure 2 It is a rear view structural schematic diagram of the utility model. Figure 3 For this utility model Figure 2 Schematic diagram of the cross-sectional structure along the AA direction. Figure 4 For this utility model Figure 2 Schematic diagram of the cross-sectional structure along the BB direction. Figure 5 For this utility model Figure 3 Middle C is a schematic diagram of the partially enlarged structure.

[0026] The solution of this embodiment provides a modular expansion junction box, including a basic box 1, several expansion boxes 2 and a locking mechanism, wherein a concave surface is provided on one side of the basic box 1, and the concave surface is used to fix one of the expansion boxes 2, and symmetrical slide rails 204 are provided in the concave surface; several expansion boxes 2 are installed on one side of the basic box 1, and a slide groove 202 is provided on the side of the expansion box 2 facing the basic box 1, and a slide rail 204 identical to the concave surface is provided on the side opposite to the basic box 1, and the slide groove 202 and the slide rail 204 cooperate with each other for assembly, and an expansion box 2 close to the basic box 1 slides into the concave surface through the slide rail 204, wherein the slide rail 204 and the slide groove 202 have the same length direction; the locking mechanism is located between the symmetrically arranged slide rails 204; Figure 3 or Figure 4As shown in the figure, the locking mechanism includes a accommodating chamber 205 and an active chamber 402. The accommodating chamber 205 is opened on the side of the expansion box 2 facing the slide slot 202. The accommodating chamber 205 is provided with an inclined baffle 206, and the baffle 206 serves as a limiting part; the active chamber 402 is arranged opposite to the accommodating chamber 205, and a reciprocating block 401 is arranged in the active chamber 402. The block 401 is fixedly connected to the pull block 4. When inserted, the expansion box 2 will block the The plate 206 is pressed into the accommodating cavity 205. When the movable cavity 402 is opposite to the accommodating cavity 205, the baffle 206 is pressed by the spring to enter the movable cavity 402 for limiting, so as to prevent the expansion slot from sliding out. When disassembling, the pull block 4 is pulled to make the stop block 401 move in the movable groove. When the stop block 401 moves to the upper end of the baffle 206, the stop block 401 presses the baffle 206 into the accommodating groove, and the expansion box 2 is moved out along the slide rail 204. It is easy to install and can be assembled according to usage requirements.

[0027] It should be further explained that the connection between the baffle 206 and the accommodating cavity 205 is hinged, and a spring is arranged in the accommodating cavity 205. The spring presses against the baffle 206 so that the spring is always inclined to the accommodating cavity 205. When the expansion box 2 slides in and is installed, the baffle 206 is squeezed into the accommodating cavity 205 through the side of the baffle 206. When the movable groove is aligned with the accommodating cavity 205, the baffle 206 enters the movable cavity 402 under the action of the spring to prevent the expansion box 2 from sliding out.

[0028] It should be further explained that the height of the stopper 401 is flush with the side surface of the expansion box 2 , and when the stopper 401 moves, the baffle 206 is squeezed into the accommodating cavity 205 .

[0029] It needs to be further explained that if Figure 2 and Figure 3 As shown in FIG, the pull block 4 extends outward and is provided with a handle at the outer end.

[0030] It should be further explained that the bottom of the extension box 2 is provided with a fixing groove 3, and the entire junction box is fixed by the fixing groove 3.

[0031] It should be further explained that a fixed socket 203 is provided on one side of the expansion box 2 close to the auxiliary wiring port 201 , and a main wiring port 101 is provided on the top of the basic box 1 , and the entire expansion box 2 is fixed in series through the fixed socket 203 .

[0032] Working principle of this utility model:

[0033] When in use, the utility model provides an assembleable expansion box 2 on one side of the basic box 1. The expansion box 2 is convenient to assemble according to the size of the space for installing the cabinet, and to utilize the space in the cabinet to avoid the box body being unable to be installed. Specifically, when in use, the slide slot 202 of the expansion box 2 is first aligned with the slide rail 204 for insertion and assembly. When inserted, the expansion box 2 presses the baffle 206 into the accommodating cavity 205. When the active cavity 402 is opposite to the accommodating cavity 205, the baffle 206 is pressed by the spring and enters the active cavity 402 for limiting, preventing the expansion slot from sliding out. When disassembling, pull the pull block 4 to make the stop block 401 move in the active groove. When the stop block 401 moves to the upper end of the baffle 206, the stop block 401 presses the baffle 206 into the accommodating groove, and the expansion box 2 is moved out along the slide rail 204. It is easy to install and can be assembled according to usage requirements.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A modular expansion junction box, characterized in that: include, A basic box (1), wherein a concave surface is provided on one side of the basic box (1), and a symmetrical slide rail (204) is provided in the concave surface; A plurality of expansion boxes (2), wherein the plurality of expansion boxes (2) are all installed on one side of the basic box (1), a side of the expansion box (2) facing the basic box (1) is provided with a slide groove (202), a side opposite to the basic box (1) is provided with a slide rail (204) identical to that in the concave surface, and an expansion box (2) close to the basic box (1) enters the concave surface through the slide rail (204); A locking mechanism, wherein the locking mechanism is located between the symmetrically arranged slide rails (204), and the locking mechanism comprises a receiving chamber (205) and a movable chamber (402); the receiving chamber (205) is opened on a side of the expansion box (2) facing the slide groove (202), and an inclined baffle (206) is arranged inside the receiving chamber; the movable chamber (402) is arranged opposite to the receiving chamber (205), and a reciprocating stop block (401) is arranged inside the movable chamber (402), and the stop block (401) is fixedly connected to the pull block (4).

2. A modular expansion junction box according to claim 1, characterized in that: The connection between the baffle plate (206) and the accommodating chamber (205) is hinged, and a spring is arranged in the accommodating chamber (205), and the spring presses against the baffle plate (206).

3. A modular expansion junction box according to claim 1, characterized in that: The height of the stop block (401) is flush with the side surface of the expansion box (2).

4. The modular expansion junction box according to claim 1, characterized in that: The pull block (4) extends outwards and is provided with a handle at the outer end.

5. The modular expansion junction box according to claim 1, characterized in that: The bottom of the expansion box (2) is provided with a fixing slot (3).

6. The modular expansion junction box according to claim 1, characterized in that: A fixed plug hole (203) is provided on one side of the extension box (2) close to the secondary wiring port (201).

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