CN210074691U

CN210074691U - Junction box device

Info

Publication number: CN210074691U
Application number: CN201921029484.7U
Authority: CN
Inventors: 秦长辉
Original assignee: Electric Technology (hangzhou) Ltd By Share Ltd
Current assignee: Electric Technology (hangzhou) Ltd By Share Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-02-14
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a junction box device, which comprises a box body for accommodating a cable connecting terminal and a box cover matched with the box body to seal the box body; the first end of the box body is connected with the first end of the box cover in a screwing mode, and the second end of the box body is connected with the second end of the box cover in a buckling mode. The utility model provides a terminal box device simple structure, the installation is fixed convenient, has improved terminal box device's installation effectiveness.

Description

Junction box device

Technical Field

The utility model relates to an electrical component connects technical field, in particular to terminal box device.

Background

During the laying process of the cables, connection and transition between the cables are inevitable. The cable is exposed in the air or buried in underground and wall body after connecting through the binding post, and is very easy to damage, and the terminal box is the commonly used protection piece in the cable connection, plays the effect of protection cable and binding post, and the terminal box generally comprises a plurality of parts such as lid, box body. In the cable connection process, the cable is required to be connected through the wiring terminal and then arranged in the box body, screw holes matched with each other are formed in the box body and the box cover, the box body and the box cover are connected through screws, and the installation efficiency of the junction box device is low.

Therefore, how to improve the installation efficiency of the junction box becomes a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a terminal box device, this terminal box device simple structure, the installation is fixed convenient, has improved the installation effectiveness of terminal box device, and then has improved laying efficiency of cable.

In order to achieve the purpose, the utility model provides a junction box device, which comprises a box body for accommodating a cable connecting terminal and a box cover matched with the box body to seal the box body; the first end of the box body is connected with the first end of the box cover in a screwing mode, and the second end of the box body is connected with the second end of the box cover in a buckling mode.

Optionally, the lid includes lid main part and locates the first end of lid main part, relative lid main part downwardly extending's swivelling joint portion, swivelling joint portion has seted up rotatory hole, the first end of box body be equipped with in with rotatory hole swivelling joint's rotatory protruding axle.

Optionally, the lid is still including locating the second end of lid main part, relative lid main part downwardly extending's buckling parts, the second end of box body is equipped with and is used for supplying the bellying of buckling parts lock.

Optionally, the thickness of the protruding portion tapers from bottom to top, the buckling portion has a buckle buckled with the protruding portion, and the thickness of the buckle tapers from top to bottom.

Optionally, the box body is provided with a mounting hole for mounting a cable fixing head; the mounting hole figure is two, two the mounting hole is seted up in two relative sides of box body.

Optionally, a bottom plate of the box body is provided with a terminal block guide post for supporting the cable terminal, and an extending direction of the terminal block guide post is the same as an axial direction of the two mounting holes.

Optionally, the sealing ring box further comprises a sealing ring arranged between the box body and the box cover, and an annular groove used for installing and fixing the sealing ring is formed in the top of the box body.

Optionally, the box is a cuboid.

Compared with the prior art, the utility model provides a terminal box device includes box body and lid, and during the cable placed the box body in after connecting through cable binding post, the lid formed the protection to cable binding post to the box body is sealed. Particularly, the utility model provides a terminal box device adopts the mode of rotatory lock to replace the box body of traditional terminal box and the screwed connection's of lid mode. Wherein the first end of box body and the first end swivelling joint of lid, box body and lid link together, with cable binding post in the box body connection back that finishes, only need use the first end of box body to rotate the lid as the axle and with the lid through the second end lock connection of the second end of lid and box body can. The simple rotary buckling action replaces the screwdriver to screw a plurality of screws for mounting and fixing the box cover, so that the mounting time of the junction box device is obviously shortened, the mounting efficiency of the junction box device is improved, and the laying efficiency of cables is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of a junction box device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the lid of FIG. 1;

FIG. 4 is a right side view of FIG. 3;

fig. 5 is a schematic view of a sealing ring according to an embodiment of the present invention;

FIG. 6 is a schematic view of the cartridge of FIG. 1;

fig. 7 is a left side view of fig. 6.

Wherein:

1-box body, 11-rotary convex shaft, 12-convex part, 13-mounting hole, 14-terminal table guide post, 15-annular groove, 2-box cover, 21-rotary connecting part, 211-rotary hole, 22-box cover main body, 23-buckling part, 231-buckle and 3-sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The junction box device is used for accommodating a cable terminal of a connecting cable and protecting the cable terminal, and at least two mounting holes 13 for a cable fixing head to be mounted and for the cable terminal to pass through are reserved on the box body 1 in the preprocessing process, because the connection of the cable at least comprises two cables. The cable fixing head is also called a cable waterproof joint or a Glan head and is connected to the mounting hole 13 of the junction box device to realize the waterproof sealing of the cable which is connected into and penetrates out of the junction box device.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 7, fig. 1 is a schematic view of a junction box device according to an embodiment of the present invention; FIG. 2 is a cross-sectional view of FIG. 1; FIG. 3 is a schematic view of the lid of FIG. 1; FIG. 4 is a right side view of FIG. 3; fig. 5 is a schematic view of a sealing ring according to an embodiment of the present invention; FIG. 6 is a schematic view of the cartridge of FIG. 1; fig. 7 is a left side view of fig. 6.

The utility model provides a terminal box device includes box body 1 and cooperates, carries out sealed lid 2 to box body 1 with box body 1. Box body 1 is used for holding binding post, in order to accelerate the connection of box body 1 and lid 2, improves the installation effectiveness of junction box device, and box body 1 and lid 2 adopt the lock to connect and replace traditional screwed connection. The first end of box body 1 and the first end swivelling joint of lid 2, the second end of box body 1 and the second end lock of lid 2 are connected, can be in advance the dress together through first end of box body 1 and lid 2, after installing cable binding post, only need to rotate lid 2 around its first end, can accomplish the installation of junction box device with the second end lock of lid 2 to the second end of box body 1, the improvement that is showing the installation effectiveness of junction box device, and then the laying efficiency of cable has been improved.

In an embodiment of the present invention, please refer to fig. 1 and 2, the box body 1 is substantially a rectangular parallelepiped, and the box cover 2 is also rectangular to seal the box body 1. The box cover 2 comprises a rectangular box cover main body 22, a rotary connecting part 21 extending downwards relative to a first end of the box cover main body 22, and a buckling part 23 extending downwards relative to a second end of the box cover main body 22; corresponding to it, the first end of box body 1 is equipped with rotatory protruding axle 11 with rotatory hole 211 swivelling joint, and rotatory protruding axle 11 is pegged graft in rotatory hole 211, realizes swivelling joint, and the second end of box body 1 is equipped with and supplies bellying 12 of buckling parts 23 lock, through with 23 locks of buckling parts to bellying 12 realization box body 1 and lid 2 fixed of being connected.

In the installation process of the junction box device, the box body 1 and the box cover 2 are connected with the box body 1 and the box cover 2 in advance through the rotary convex shaft 11 and the rotary hole 211, after the cable wiring terminal is connected in the box body 1, the box cover 2 rotates to the sealed box body 1 around the rotary convex shaft 11, and then the connection and the fixation of the box cover 2 and the box body 1 can be completed through the buckling of the through hole buckling part 23 and the convex part 12. Only need lightly press the second end of lid 2, can make buckling parts 23 and bellying 12 accomplish the lock fixed, relative traditional terminal box need use a plurality of screws to fix along

lid

2 and 1 circumference of box body, the installation effectiveness of terminal box device is showing and is promoting.

In another preferred embodiment of the present invention, the structure of the box cover 2 is as shown in fig. 3 and 4, the box cover 2 includes two rotation connection portions 21 extending downward along the box cover main body 22, and each rotation connection portion 21 is provided with a rotation hole 211. Correspondingly, as shown in fig. 6 and 7, the first end of the case 1 is provided with two rotating protruding shafts 11, and the two rotating protruding shafts 11 are installed between the two rotating holes 211 and enable the rotating protruding shafts 11 to rotate around the rotating holes 211. Of course, the rotation protruding shaft 11 is not necessarily provided at the first end of the box body 1, the rotation connection portion 21 and the rotation hole 211 are not necessarily provided at the first end of the box cover 2, and the positions of the rotation connection portion 21 and the rotation hole 211 may be interchanged as long as the rotation protruding shaft 11 can be kept rotating around the rotation hole 211, and the number of the rotation protruding shaft 11 and the rotation hole 211 is not limited to two, as long as the mutual correspondence and matching between the rotation protruding shaft 11 and the rotation hole 211 are kept.

Further, the first end of the box cover 2 rotates around the first end of the box body 1 and is not limited to the matching of the rotating protruding shaft 11 and the rotating hole 211, and a hinge, a hinge and other structures similar to the rotating function can be installed at the first end of the box cover 2 and the first end of the box body 1, and the details are not repeated here.

The buckling part 23 at the second end of the box cover 2 is provided with a buckle 231 attached to the side wall direction of the box body 1, the box body 1 is provided with a bulge part 12 extending outwards along the side wall of the box body 1, and the connection and fixation of the second ends of the box body 1 and the box cover 2 are realized through the clamping and matching of the buckle 231 and the bulge part 12; wherein the thickness of bellying 12 is supreme convergent from bottom to top, it is right triangle's straight triangular prism structure to present a bottom surface, buckle 231 is similar with the structure of bellying 12, it is opposite with the thickness convergent direction of bellying 12 only to buckle 231's thickness convergent direction, buckle 231's thickness is from last to convergent, buckle 231 and bellying 12's inclined plane sets up relatively, thereby make things convenient for buckle 231 to slide down gradually along the inclined plane of bellying 12, realize buckle 231 and bellying 12's fixed, and then realize that the connection of box body 1 and lid 2 is fixed.

In order to ensure the sealing performance of the junction box device, the top of the box body 1 is provided with an annular groove 15, a sealing ring 3 is arranged in the annular groove 15, the sealing ring 3 is compressed when the box cover 2 is buckled on the box body 1, the connection tightness of the box body 1 and the box cover 2 is ensured, and the structures of the annular groove 15 and the sealing ring 3 can be respectively referred to fig. 2 and fig. 5.

The lateral wall of box body 1 sets up the mounting hole 13 that comes the cable fixed head installation again, and mounting hole 13 sets up on the relative a pair of lateral wall of box body 1, and the axis coincidence of two mounting holes 13, guarantees the centering nature that two cables pass through cable binding post and connect. On the other hand, in order to facilitate guiding and fixing of the cable terminal, the bottom plate of the box body 1 is further provided with a terminal block guide post 14 for supporting the cable terminal, and the longitudinal extending direction of the terminal block guide post 14 coincides with the axial direction between the two mounting holes 13. Specifically, two parallel terminal block guide posts 14 may be disposed on the bottom plate of the box body 1, and the distance between the two parallel terminal block guide posts 14 is approximately equal to or slightly greater than the width of the cable terminal, so as to support and fix the cable terminal. In addition, the terminal block guide post 14 also plays a role in guiding the cable connecting terminal, so that the cable connecting terminal and the cable are prevented from being bent in the box body 1, and the integrity of cable connection is guaranteed.

The utility model provides a junction box device realizes the connection of box body 1 and lid 2 through rotatory lock, simple structure, and simple to operate is quick, helps improving junction box device's the installation effectiveness and the efficiency of laying of cable.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The above is a detailed description of the junction box device provided by the present invention. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The junction box device is characterized by comprising a box body (1) for accommodating a cable terminal and a box cover (2) matched with the box body (1) to seal the box body (1); the first end of box body (1) with the first end of lid (2) connects soon, the second end of box body (1) with the second end lock of lid (2) is connected.

2. The junction box device according to claim 1, wherein the box cover (2) comprises a box cover main body (22) and a rotary connecting part (21) which is arranged at a first end of the box cover main body (22) and extends downwards relative to the box cover main body (22), the rotary connecting part (21) is provided with a rotary hole (211), and the first end of the box body (1) is provided with a rotary protruding shaft (11) which is rotatably connected with the rotary hole (211).

3. The device as claimed in claim 2, wherein the box cover (2) further comprises a fastening portion (23) provided at a second end of the box cover body (22) and extending downward relative to the box cover body (22), and the second end of the box body (1) is provided with a protrusion (12) for fastening the fastening portion (23).

4. The terminal block device according to claim 3, wherein the thickness of the protruding portion (12) is tapered from bottom to top, the engaging portion (23) has a catch (231) engaging with the protruding portion (12), and the thickness of the catch (231) is tapered from top to bottom.

5. The junction box device according to claim 1, wherein the box body (1) is provided with a mounting hole (13) for mounting a cable fixing head; the number of the mounting holes (13) is two, and the two mounting holes (13) are arranged on two opposite side surfaces of the box body (1).

6. A terminal block arrangement according to claim 5, characterised in that the bottom plate of the block body (1) is provided with terminal block guide posts (14) for supporting cable terminals, the terminal block guide posts (14) extending in the same direction as the axial direction of the two mounting holes (13).

7. The junction box device according to any one of claims 1 to 6, further comprising a sealing ring (3) disposed between the box body (1) and the box cover (2), wherein an annular groove (15) for installing and fixing the sealing ring (3) is opened at the top of the box body (1).

8. A terminal block arrangement according to claim 7, characterised in that the block body (1) is a cuboid.