Junction box of electrical equipment

Abstract

The utility model discloses a junction box for electrical equipment, which belongs to the field of junction boxes and comprises an upper half box and a lower half box, a plurality of junction semi-rings are fixedly mounted on two sides of each of the upper half box and the lower half box, the junction semi-rings are arranged in a transverse array distribution manner, and the junction semi-rings at the upper end and the lower end are symmetrically arranged. The upper half box and the lower half box are arranged, the plurality of wiring semi-rings which are transversely distributed in an array mode are arranged on the two sides of the upper half box and the two sides of the lower half box, and when the upper half box and the lower half box are fixedly connected, the wiring semi-rings at the upper end and the lower end can be spliced into a whole circular ring, so that wires can be connected firstly, and the wiring semi-rings are not prone to deformation. And then the junction is clamped into the wiring semi-rings, the upper half box and the lower half box are clamped at the periphery of the wiring position, and the two wires are clamped in the wiring semi-rings at the two sides, so that the structure can be convenient for the connection, sealing and limiting of the wires, and is convenient for the use of the junction box.

Description

Technical Field

[0001] The utility model relates to the field of junction boxes, and more specifically to a junction box of electrical equipment. Background Art

[0002] Electrical equipment is a general term for generators, transformers, power lines, circuit breakers and other equipment in the power system. The important role that electricity plays in our lives and production cannot be ignored. It brings us great convenience and becomes an important energy source in our production and life. The most critical factor for the normal operation and transmission of electricity in power plants is electrical equipment. Electrical equipment is connected by wires. When wiring the wires, a junction box is needed. The junction box is one of the electrical auxiliary materials, because the wires are passed through the wire pipe, and the junction box is used as a transition at the joint of the wire. The wire pipe is connected to the junction box, and the wires in the wire pipe are connected in the junction box, which plays a role in protecting and connecting the wires.

[0003] The Chinese patent authorization announcement number: CN211480847U provides a special junction box for electrical equipment. This patent includes a box body, a box cover and a buckle mechanism. A wiring device for connecting two sets of wires is provided in the box body. The opposite sides of the box body are respectively provided with introduction holes for introducing the power lines into the box body. The outer side of each introduction hole is provided with a sealing sleeve that can pass the power lines. The upper end of the box body is open, and the box cover is provided at the upper end opening of the box body. One side of the box cover is hinged to the box body, and the other side can be connected to the box body through the buckle mechanism. Since the box cover is provided at the upper end opening of the box body, and one side of the box cover is hinged to the box body, and the other side can be connected to the box body through the buckle mechanism, it is convenient for users to control the opening and closing of the box cover, and it is convenient for users to repair the equipment inside the box body, and the special junction box for electrical equipment has a simple structure.

[0004] In the prior art, the junction box of the electrical equipment includes a box body and an upper cover, and the lead-in hole for wiring is completely opened at the side end of the junction box. Therefore, the staff may need to insert two wires to be connected into the junction box from the lead-in holes on both sides of the junction box respectively, and complete the connection inside the junction box. However, due to the small space inside the junction box, the connection of the wires is inconvenient. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the problems existing in the prior art, the purpose of the utility model is to provide a junction box for electrical equipment, which can be realized by setting an upper half box and a lower half box, and setting a plurality of junction half rings distributed in a horizontal array on both sides of the upper half box and the lower half box. When the upper half box and the lower half box are fixedly connected, the junction half rings at the upper and lower ends can be spliced ​​into a whole ring, so that the wires can be connected first, and then the connection point is inserted into the junction half ring, the upper half box and the lower half box are clamped on the periphery of the junction, and the two wires are clamped in the junction half rings on both sides. This structure can facilitate the connection and sealing of the wires, and facilitate the use of the junction box.

[0007] 2. Technical solution

[0008] To solve the above problems, the utility model adopts the following technical solutions.

[0009] A junction box for an electrical device comprises an upper half box and a lower half box, a plurality of junction half rings are fixedly mounted on both sides of the upper half box and the lower half box, and the junction half rings are arranged in a distributed manner in a lateral array, the upper and lower ends of the junction half rings are symmetrically arranged, a rubber ring is fixedly mounted on the inner side of the junction half ring, a plurality of sealing components are fixedly mounted on both sides of the upper half box and the lower half box, and the sealing components are all located on the outer side of the junction half ring.

[0010] Furthermore, the plurality of sealing assemblies include a fixed block, which is installed on the upper ends of both sides of the upper box and the lower ends of both sides of the lower box by a fixed connection method, and the fixed block is located at the upper end or the lower end of the wiring half ring, a telescopic rod is fixedly installed at one end of the fixed block close to the wiring half ring, a sealing frame is fixedly installed at one end of the telescopic rod close to the wiring half ring, the sealing frame is located on the outside of the wiring half ring, and a spring is sleeved on the outside of the telescopic rod.

[0011] Furthermore, a first limit strip is fixedly installed on the lower part of the front and rear ends of the upper half box, and a second limit strip is fixedly installed on the upper part of the front and rear ends of the lower half box, the cross-sectional shape of the second limit strip is L-shaped, and a clamping plate is rotatably installed on the upper end of the first limit strip, and the cross-sectional shape of the clamping plate is J-shaped.

[0012] 3. Beneficial effects

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] (1) The present solution can be realized by setting an upper half box and a lower half box, and setting a plurality of wiring half rings distributed in a horizontal array on both sides of the upper half box and the lower half box. When the upper half box and the lower half box are fixedly connected, the wiring half rings at the upper and lower ends can be spliced ​​into a whole ring, so that the wires can be connected first, and then the connection point is inserted into the wiring half ring, the upper half box and the lower half box are clamped on the periphery of the connection point, and the two wires are clamped in the wiring half rings on both sides. This structure can facilitate the connection and sealing of the wires, and facilitate the use of the junction box.

[0015] (2) The spring is stretched by default, which can push the sealing frame to be fixed on the outside of the wiring half ring. The inner sides of the sealing frames on the outside of the upper and lower wiring half rings are abutted, and the two upper and lower wiring half rings are completely sealed in the sealing frames spliced ​​at the upper and lower ends, so as to avoid the wiring half rings being exposed to the outside and causing water to enter, thereby improving the sealing of the junction box.

[0016] (3) Align the upper and lower boxes vertically, then flip the card downward so that the hook at the lower end of the card is stuck at the bottom of the second limit strip to complete the connection between the upper and lower boxes. This connection method is simple and can facilitate the opening and closing of the junction box. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front side view of the junction box in the utility model;

[0018] Figure 2 It is a front view of the junction box in the utility model;

[0019] Figure 3 It is a side view of the junction box in the utility model;

[0020] Figure 4 For the utility model Figure 3 Enlarged view of point A in the middle.

[0021] Description of the numbers in the figure:

[0022] 1. Upper half box; 2. Lower half box; 3. Wiring half ring; 4. Rubber ring; 5. Sealing assembly; 51. Fixed block; 52. Telescopic rod; 53. Spring; 54. Sealing frame; 6. First limit strip; 7. Second limit strip; 8. Card plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0026] Embodiment 1:

[0027] See also Figure 1-3 A junction box for an electrical device comprises an upper half box 1 and a lower half box 2, a plurality of junction semi-rings 3 are fixedly mounted on both sides of the upper half box 1 and the lower half box 2, and the junction semi-rings 3 are arranged in a distributed manner in a lateral array, the upper and lower end junction semi-rings 3 are symmetrically arranged, a rubber ring 4 is fixedly mounted on the inner side of the junction semi-ring 3, a plurality of sealing components 5 are fixedly mounted on both sides of the upper half box 1 and the lower half box 2, and the sealing components 5 are all located on the outer side of the junction semi-ring 3. When the upper half box 1 and the lower half box 2 are in a connected state, the junction semi-rings 3 on both sides of the upper half box 1 and the lower half box 2 are aligned up and down to form a circular ring, which can be used to clamp and limit the wires, and the sealing components 5 are installed on the outer side of the junction semi-rings 3 where no wires are passed inside, and the junction semi-rings 3 can be sealed by the sealing components 5, which can effectively prevent water from entering the junction box.

[0028] Multiple sealing components 5 all include a fixed block 51, which is installed on the upper ends of both sides of the upper half box 1 and the lower ends of both sides of the lower half box 2 by a fixed connection method, and the fixed block 51 is located at the upper end or lower end of the wiring half ring 3, and a telescopic rod 52 is fixedly installed at one end of the fixed block 51 close to the wiring half ring 3, and a sealing frame 54 is fixedly installed at one end of the telescopic rod 52 close to the wiring half ring 3. The sealing frame 54 is located on the outside of the wiring half ring 3, and a spring 53 is sleeved on the outside of the telescopic rod 52. When in use, the spring 53 is extended by default, which can push the sealing frame 54 to be fixed on the outside of the wiring half ring 3, and the inner sides of the sealing frames 54 on the outsides of the upper and lower wiring half rings 3 are abutted, so that the two upper and lower wiring half rings 3 are completely sealed in the sealing frames 54 spliced ​​at the upper and lower ends, so as to avoid water ingress due to the wiring half ring 3 being exposed to the outside, thereby improving the sealing of the wiring box.

[0029] See also Figure 1 and Figure 4The first limiting strip 6 is fixedly installed at the lower part of the front and rear ends of the upper half box 1, and the second limiting strip 7 is fixedly installed at the upper part of the front and rear ends of the lower half box 2. The cross-sectional shape of the second limiting strip 7 is L-shaped. A card plate 8 is rotatably installed on the upper end of the first limiting strip 6, and the cross-sectional shape of the card plate 8 is J-shaped. When in use, the upper half box 1 and the lower half box 2 are aligned up and down, and then the card plate 8 is flipped downward so that the hook at the lower end of the card plate 8 is stuck at the bottom of the second limiting strip 7, completing the card connection between the upper half box 1 and the lower half box 2. This connection method is simple and can facilitate the opening and closing of the junction box.

[0030] The working principle of the utility model is as follows: first open the upper half box 1 and the lower half box 2, and fix the two wires that need to be connected and stored inside the junction box, then place the lower half box 2 at the bottom of the two wires, clamp the wires in the two wiring half rings 3, and seal the wire connection inside the junction box, then clamp the upper half box 1 correspondingly at the upper end of the lower half box 2, align the upper half box 1 and the lower half box 2 up and down, and flip the card plate 8 downward so that the hook at the lower end of the card plate 8 is clamped at the bottom of the second limit strip 7, and the upper half box 1 and the lower half box 2 are fixedly clamped. The sealing component 5 on the outside of the wiring half ring 3 where the wire is inserted is squeezed by the wire, so that the sealing frame 54 slides toward the end close to the fixed block 51, and the sealing frame 54 can clamp and reinforce the wire to effectively prevent it from falling off. The sealing component 5 is installed on the outside of the wiring half ring 3 where no wires are passed inside, and the wiring half ring 3 can be sealed by the sealing component 5, which can effectively prevent water from entering the junction box.

[0031] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A junction box for an electrical device, comprising an upper half box (1) and a lower half box (2), characterized in that: A plurality of wiring half rings (3) are fixedly mounted on both sides of the upper half box (1) and the lower half box (2), and the wiring half rings (3) are arranged in a distributed manner in a transverse array, and the wiring half rings (3) at the upper and lower ends are symmetrically arranged, and a rubber ring (4) is fixedly mounted on the inner side of the wiring half ring (3), and a plurality of sealing components (5) are fixedly mounted on both sides of the upper half box (1) and the lower half box (2), and the sealing components (5) are all located on the outer side of the wiring half ring (3).

2. A junction box for electrical equipment according to claim 1, characterized in that: The plurality of sealing assemblies (5) each comprises a fixing block (51), wherein the fixing block (51) is mounted on the upper ends of both sides of the upper half box (1) and the lower ends of both sides of the lower half box (2) in a fixed connection manner, and the fixing block (51) is located at the upper end or the lower end of the wiring half ring (3).

3. A junction box for electrical equipment according to claim 2, characterized in that: A plurality of the fixing blocks (51) are all fixedly mounted with telescopic rods (52) at one end close to the wiring half ring (3); a sealing frame (54) is fixedly mounted with one end of the telescopic rod (52) close to the wiring half ring (3); and the sealing frame (54) is located outside the wiring half ring (3).

4. A junction box for electrical equipment according to claim 3, characterized in that: The outer sides of the plurality of telescopic rods (52) are all sleeved with springs (53).

5. The junction box of an electrical device according to claim 1, characterized in that: The lower parts of the front and rear ends of the upper half box (1) are fixedly mounted with first limit strips (6), the upper parts of the front and rear ends of the lower half box (2) are fixedly mounted with second limit strips (7), and the upper ends of the first limit strips (6) are rotatably mounted with a clamping plate (8).

6. A junction box for electrical equipment according to claim 5, characterized in that: The cross-sectional shapes of the two second limiting strips (7) are both L-shaped, and the cross-sectional shapes of the two clamping plates (8) are both J-shaped.

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