Junction box

Abstract

The junction box comprises a box body and a detachable box cover, an opening is formed in the top of the box body, a box lug is arranged on one side of the box body, lug holes for fixing the junction box are formed in the two sides of the box lug, and wiring ports are formed in the positions, on the opposite side of the box lug and the two adjacent sides of the box lug, of the box body. By arranging the detachable box cover, the wiring port and the waterproof joint matched with the wiring port on the junction box, an operator can conveniently carry out wiring, maintenance and inspection of line faults, multiple choices are provided for wiring modes, and effective water resistance can be achieved.

Description

Technical Field

[0001] The invention relates to the technical field of line connection, and in particular to a junction box. Background Art

[0002] There are various types of junction boxes on the market. Junction boxes are not only used in indoor environments, but most of them are used outdoors in all seasons. Junction boxes must adapt to windy and rainy environments as well as cold and hot environments. In reality, junction boxes are mostly used in conjunction with transmitter boxes, and there are often multiple transmitter boxes. Transmitter boxes need to be connected by lines to achieve specific requirements. At the work site, the distance between transmitter boxes is often far, or the location where the transmitter box is installed is relatively narrow, which makes it difficult for manual installation of lines and maintenance. For this reason, a junction box is proposed. Summary of the invention

[0003] In view of the defects in the prior art, the present invention provides a junction box, including a box body with an opening at the top and a detachable box cover, a box ear is provided on one side of the box body, ear holes for fixing the junction box are provided on both sides of the box ear, and wiring ports are provided on the box body on the opposite side of the box ear and on the adjacent two sides.

[0004] Furthermore, two wiring ports are arranged on the box body on the opposite sides of the box ear, namely the first wiring port and the second wiring port; and a wiring port is respectively arranged on the box body on the two adjacent sides of the box ear, namely the third wiring port and the fourth wiring port.

[0005] Preferably, a first box body combining column and a second box body combining column are provided at the diagonal end of the inner side of the box body; and a combining port with an internal thread is provided on the first box body combining column and the second box body combining column.

[0006] Furthermore, the box cover is provided with a first box cover combining opening and a second box cover combining opening which cooperate with the first box body combining column and the second box body combining column; the box cover is fastened to the box body by fasteners, such as anchor bolts, passing through the first box cover combining opening and the second box cover combining opening and entering the first box body combining column and the second box body combining column.

[0007] Furthermore, a convex edge is provided on the back of the box cover, and after the box cover is combined with the box body, the outer side of the convex edge fits with the inner side of the box body.

[0008] Furthermore, a sealing strip is provided on the outer side of the convex edge, and the sealing strip can be made of waterproof materials such as rubber or resin.

[0009] Furthermore, a first waterproof joint, a second waterproof joint, and a third waterproof joint matching therewith are provided at the first wiring port, the second wiring port, and the third wiring port.

[0010] Furthermore, a through hole is provided in the middle of the waterproof joint, and the circuit can pass through the through hole.

[0011] According to the needs of on-site work, a fourth waterproof joint can be provided at the fourth wiring port.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The beneficial effects of the present invention are as follows: by arranging a detachable box cover, a wiring port and a matching waterproof connector on the junction box, it is convenient for operators to carry out wiring and repair and check line faults, a variety of options are provided for wiring methods, and effective waterproofing can also be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The three-dimensional schematic diagram of the junction box is as follows;

[0015] Figure 2 : A three-dimensional schematic diagram of the box body;

[0016] Figure 3 For: Schematic diagram of the box cover;

[0017] Figure 4 For: A three-dimensional diagram of the back of the box cover;

[0018] Figure 5 This is a schematic diagram of the connection box and waterproof connector.

[0019] Figure 6 Schematic diagram of waterproof joint.

[0020] In the accompanying drawings, 1-box body; 2-box cover; 3-box ear; 21-first box cover joint; 22-second box cover joint; 101-first wiring port; 102-second wiring port; 103-third wiring port; 104-fourth wiring port; 301-ear hole; 201-first box body joint column; 202-second box body joint column; 203-convex edge; 11-first waterproof joint; 12-second waterproof joint; 13-third waterproof joint; 10-first launch box; 20-second launch box. DETAILED DESCRIPTION

[0021] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by those skilled in the art to which the present invention belongs.

[0022] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0023] Before explaining any embodiment or implementation in detail, it is to be understood that the examples presented herein are not limited in their application to the details of the construction and arrangement of the components set forth in the following description or illustrated in the following figures. The embodiments may be practiced or executed in various ways, and the following embodiments are only used to more clearly illustrate the technical solutions of the present invention, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present invention.

[0024] like Figure 1-3 As shown, a junction box comprises a box body 1 with an opening at the top and a detachable box cover 2, a box ear 3 is provided on one side of the box body 1, ear holes 301 for fixing the junction box are provided on both sides of the box ear 3, and wiring ports are provided on the box body on the opposite side of the box ear 3 and on the adjacent two sides.

[0025] Furthermore, two wiring ports are provided on the box body on the opposite sides of the box ear 3, namely the first wiring port 101 and the second wiring port 102; and one wiring port is provided on the box body on the two adjacent sides of the box ear 3, namely the third wiring port 103 and the fourth wiring port 104.

[0026] Preferably, a first box body combining column 201 and a second box body combining column 202 are provided at the diagonal end of the inner side of the box body 1; and the first box body combining column 201 and the second box body combining column 202 are provided with a combining port with an internal thread.

[0027] Furthermore, the box cover 2 is provided with a first box cover combining opening 21 and a second box cover combining opening 22 which cooperate with the first box body combining column 201 and the second box body combining column 202; the box cover 2 is fastened to the box body 1 by fasteners, such as anchor bolts, passing through the first box cover combining opening 21 and the second box cover combining opening 22 and entering the first box body combining column 201 and the second box body combining column 202.

[0028] Furthermore, a convex edge 203 is provided on the back of the box cover 2 . After the box cover 2 is combined with the box body 1 , the outer side of the convex edge 203 fits with the inner side of the box body 1 .

[0029] Furthermore, a sealing strip is provided on the outer side of the convex edge 203, and the sealing strip can be made of waterproof materials such as rubber or resin.

[0030] Furthermore, a first waterproof joint 11 , a second waterproof joint 12 , and a third waterproof joint 13 matching therewith are provided at the first wiring port 101 , the second wiring port 102 , and the third wiring port 103 .

[0031] The waterproof joint has a through hole in the middle, and the line can pass through the through hole. The waterproof joint can be made of waterproof materials such as rubber or resin.

[0032] According to the needs of on-site work, a fourth waterproof joint may be provided at the fourth wiring port 104 .

[0033] It should be noted here that: Figure 2 The wiring port is preferably open at one end to facilitate replacement of the waterproof connector.

[0034] In addition, the shape of the waterproof joint can also be consistent with the wiring port, but the size is slightly larger, about 2-5mm larger than the shape and size of the waterproof joint. Under the extrusion of the box cover 2, the waterproof joint fills the gap with the wiring port to play a role in sealing and waterproofing.

[0035] When in use, install each waterproof connector on the corresponding wiring port, connect one end of the lower wiring to the first transmitting box 10, and the other end of the lower wiring passes through the third waterproof connector 13 to enter the junction box. The upper wiring can connect the two junction boxes. For example, one end of the upper wiring is connected to the second waterproof connector 12 of the junction box, and the other end of the upper wiring is connected to the third waterproof connector 13 of another junction box. According to the length of the line, the lines can be connected together in the box. After adjusting the connecting wires in the box, the box cover 2 is fastened to the box body with bolts, which is convenient for operators to connect and repair and check line faults.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

Claims

1. A junction box, comprising a box body (1) with an opening at the top and a detachable box cover (2), wherein a box ear (3) is provided on one side of the box body (1), a wiring port is provided on the box body on the opposite side of the box ear (3) and on the two adjacent sides, and ear holes (301) for fixing the junction box are provided on both sides of the box ear (3), characterized in that A first box body combining column (201) and a second box body combining column (202) are provided at the diagonal end of the inner side of the box body (1); the first box body combining column (201) and the second box body combining column (202) are provided with a combining port with an internal thread, and one end of the wiring port is open.

2. The junction box according to claim 1, characterized in that The box body on the opposite sides of the box ear (3) is provided with two wiring ports, namely a first wiring port (101) and a second wiring port (102); the box body on the two adjacent sides of the box ear (3) is provided with a wiring port, namely a third wiring port (103) and a fourth wiring port (104).

3. The junction box according to claim 2, characterized in that The box cover (2) is provided with a first box cover joint opening (21) and a second box cover joint opening (22) which match with the first box body joint column (201) and the second box body joint column (202); the box cover (2) passes through the first box cover joint opening (21) and the second box cover joint opening (22) and enters the first box body joint column (201) and the second box body joint column (202) through a fastener, thereby fastening the box cover (2) to the box body (1).

4. The junction box according to claim 3, characterized in that A convex edge (203) is provided on the back of the box cover (2); after the box cover (2) is combined with the box body (1), the outer side of the convex edge (203) is in contact with the inner side of the box body (1); and a sealing strip is provided on the outer side of the convex edge (203).

5. The junction box according to claim 4, characterized in that A first waterproof joint (11), a second waterproof joint (12) and a third waterproof joint (13) which match the first wiring port (101), the second wiring port (102) and the third wiring port (103) are provided at the first wiring port (101), the second wiring port (102) and the third wiring port (103).

6. The junction box according to claim 5, characterized in that : There is a through hole in the middle of the waterproof connector for the line to pass through.

7. The junction box according to claim 6, characterized in that The shape of the waterproof connector is consistent with that of the wiring port, and its size is slightly larger. Under the pressure of the box cover (2), the waterproof connector fills the gap between the wiring port and the wiring port, thus achieving the effect of sealing and waterproofing.

8. The junction box according to claim 7, characterized in that :Waterproof joints and sealing strips are made of rubber or resin waterproof materials.

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