CN219697212U - Electric power junction box - Google Patents

Abstract

The utility model discloses an electric power junction box which comprises a box body, wherein wire inlet pipes are respectively inserted into middle positions of two ends of the box body, a box cover is arranged at the front end of the box body, fixing plates are fixedly connected to the rear ends of two sides of the box body, fixing holes are respectively arranged at four corners inside the box body, and a wire holder is arranged at the middle position of the rear end inside the box body. Through being provided with beam line protection architecture respectively at the top and the bottom of the inside rear end of box body, run through the electric wire harness and peg graft into the box body inside through the inlet tube and wire holder and carry out wiring connection time will expose outside unnecessary pencil of wire holder and inlay respectively into the beam line inslot portion corresponding with it, separate beam line protection to the electric wire harness through the beam line groove, prevent electric wire junction box after long-time use connect not hard up droing between pencil and the wire holder and lead to the contact to cause the short circuit between the end of a thread, and simultaneously and the electric wire harness is insulated from each other through insulating pad when the scarf joint is inside the beam line groove.

Description

Electric power junction box

Technical Field

The utility model relates to the technical field of junction boxes, in particular to an electric junction box.

Background

The junction box is a kind of industrial connector, and the junction box is a device capable of outputting a plurality of current or data signals by shunting and converting an accessed power supply or data, and is used as a part for connecting a distribution cable and a subscriber line;

the utility model discloses an electric power junction box as disclosed in the utility model with the authority bulletin number of CN211606008U, including the box body and with box body fixed connection's lid, all fix first straight thread section of thick bamboo on four sides of box body internal surface, be equipped with the inlet tube in the first straight thread section of thick bamboo, inlet tube one end surface processing has first external screw thread, the inlet tube passes through first external screw thread and first straight thread section of thick bamboo threaded connection, the through-wire hole has been seted up to the one side that the box body was kept away from to first straight thread section of thick bamboo, be equipped with the elastic washer in the first straight thread section of thick bamboo, inlet tube outward appearance symmetry processing has two bayonet sockets, this electric power junction box can reach the purpose that reduces packing cost, prevent extrusion damage, however, this technical scheme is directly connected with wiring assembly after the in-process power line access junction box inside, and the loose wire head of wiring is easy to contact with other lines after long-time use causes the short circuit phenomenon, and box body lid passes through bolted connection, has the technical problem that can not carry out the bundle wire to firm and the junction seal poor.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the electric power junction box, which can solve the technical problems that after an electric power line is penetrated into the junction box, the junction box is directly connected with a wiring assembly, loose wire ends of the wiring are loosened after long-time use and are easily contacted with other lines to cause a short circuit phenomenon, and the box body and the box cover are connected through bolts, so that the wire binding of the electric power line connector lug cannot be stabilized, and the sealing performance of the junction is poor.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an electric power junction box, includes the box body, the intermediate position department at box body both ends has pegged graft respectively and has advanced the spool, the front end of box body is provided with the lid, the rear end fixedly connected with fixed plate of box body both sides, four inside corners of box body are provided with the fixed orifices respectively, the intermediate position department of the inside rear end of box body is provided with the connection terminal, the top and the bottom of the inside rear end of box body are provided with the bunch protection architecture respectively, the front end of the inside lateral wall of box body is provided with seal structure.

As an optimized technical scheme of the utility model, the wire harness protection structure comprises wire dividing plates which are respectively and fixedly connected to the top and the bottom of the rear end inside the box body, the wire dividing plates are respectively parallel to the wire holders, and wire harness grooves are respectively arranged at the front ends of the wire dividing plates.

As a preferable technical scheme of the utility model, the sealing structure comprises limiting sheets and positioning cutting bars, wherein the positioning cutting bars are respectively and fixedly connected with two sides and two ends of the rear end of the box cover, the limiting sheets are respectively and fixedly connected with the front ends of the inner side walls of the box body, the positioning cutting bars are respectively inserted into the box body, and the front ends of the limiting sheets are respectively and fixedly connected with sealing gaskets.

As a preferable technical scheme of the utility model, the wire harness grooves are respectively arranged at the front ends of the wire distributing plates at equal intervals, and the inner side walls of the wire harness grooves are respectively fixedly connected with an insulating pad.

As a preferable technical scheme of the utility model, the top and the bottom of the two sides of the front end of the box cover are respectively inserted with the mounting bolts, and the rear ends of the mounting bolts are respectively inserted into the fixing holes.

As a preferable technical scheme of the utility model, one end, close to the box body, of the outer part of the wire inlet pipe is respectively sleeved with a check ring, the bottom end of the wire inlet pipe is provided with a fastening sleeve, and the outer part of the fastening sleeve is respectively sleeved with a fastening screw sleeve.

Compared with the prior art, the utility model has the following beneficial effects:

1. through respectively arranging the wire harness protection structures at the top and the bottom of the rear end inside the box body, when the power wire harness penetrates through the wire inlet pipe to be inserted into the box body to be connected with the wire holder in a wire connection way, redundant wire harnesses exposed outside the wire holder are respectively embedded into corresponding wire harness grooves, the wire harness is separated and protected through the wire harness grooves, short circuit caused by contact between wire heads due to loose connection and falling between the wire harness and the wire holder after the power wire harness box is used for a long time is prevented, and meanwhile, the wire harness is insulated and protected through an insulating pad when the power wire harness is embedded into the wire harness grooves;

2. through being provided with seal structure at the front end of box body inside lateral wall, will fix a position the cutting grafting and advance the inside of box body and dock the calibration each other to prescribing a limit to the piece when connecting the lid to the box body to this is convenient for fix a position the installation to the lid, and improves the sealing performance of contact surface between the two through sealed pad, thereby improves the compactness of junction between lid and the box body, prevents that water from getting into the inside incident of junction box when using of electric power junction box, makes the sealing security performance of junction box higher.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic perspective view of a splitter plate according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic side view partially in cross-section of a defining piece of the present utility model.

Wherein: 1. a case body; 2. a wire inlet pipe; 3. a box cover; 4. a fixing plate; 5. installing a bolt; 6. a branching plate; 7. a wire holder; 8. a limiting piece; 9. a fixing hole; 10. wire bundling groove; 11. an insulating pad; 12. a retainer ring; 13. a fastening sleeve; 14. fastening the screw sleeve; 15. a sealing gasket; 16. positioning the cutting.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples

Referring to fig. 1-4, the utility model provides a power junction box, which comprises a box body 1, wherein an incoming line pipe 2 is respectively inserted in the middle positions of two ends of the box body 1, a box cover 3 is arranged at the front end of the box body 1, the rear ends of two sides of the box body 1 are fixedly connected with a fixing plate 4, four corners inside the box body 1 are respectively provided with a fixing hole 9, a wire holder 7 is arranged in the middle position of the rear end inside the box body 1, a wire harness protection structure is respectively arranged at the top and the bottom of the rear end inside the box body 1, a sealing structure is arranged at the front end of the side wall inside the box body 1, mounting bolts 5 are respectively inserted in the top and the bottom of two sides of the front end of the box cover 3, the rear ends of the mounting bolts 5 are respectively inserted in the fixing holes 9, the box cover 3 and the box body 1 can be fixedly connected, one end, which is close to the box body 1, of the outside of the incoming line pipe 2 is respectively sleeved with a retaining ring 12, excessive damage of a fastening screw sleeve 14 can be prevented by the retaining ring 12, a fastening sleeve 13 is arranged at the bottom of the inner end of the box body 1, a sealing sleeve 13 is respectively, the outside of the fastening sleeve 14 can be fastened by fastening the wire harness 2 by the fastening wire harness 14, and the inner wire harness can be fastened inside the wire harness 2 by the fastening sleeve;

as a further implementation manner of this embodiment, as shown in fig. 1 and fig. 2, the wire harness protection structure includes a wire distributing plate 6, the wire distributing plate 6 is respectively and fixedly connected at the top and the bottom of the inside rear end of the box body 1, the wire distributing plate 6 is respectively parallel to the wire holder 7, the front end of the wire distributing plate 6 is respectively provided with a wire harness groove 10, the wire harness is separated by the wire harness groove 10 for wire harness protection, the short circuit caused by contact between wire heads due to loose connection and falling between the wire harness and the wire holder 7 after the wire harness box is used for a long time is prevented, the wire harness grooves 10 are respectively arranged at the front end of the wire distributing plate 6 at equal intervals, the inner side walls of the wire harness grooves 10 are respectively and fixedly connected with insulating pads 11, and the wire harness is insulated and protected by the insulating pads 11.

As a further implementation manner of this embodiment, as shown in fig. 1 and fig. 4, the sealing structure includes a limiting piece 8 and positioning cutting 16, the positioning cutting 16 is respectively and fixedly connected to two sides and two ends of the rear end of the box cover 3, the limiting piece 8 is respectively and fixedly connected to the front end of the inner side wall of the box body 1, the positioning cutting 16 is respectively inserted into the box body 1, so that the box cover 3 is conveniently positioned and installed, the front ends of the limiting pieces 8 are respectively and fixedly connected with a sealing gasket 15, the sealing performance of the contact surface between the two is improved through the sealing gasket 15, and the safety accident caused by water entering the interior of the junction box when the junction box is used is prevented, so that the sealing safety performance of the junction box is higher.

When the electric power junction box is used, the junction box can be fixed through the fixing plate 4, then the box cover 3 and the box body 1 are fixedly connected through bolts, an electric power wire harness penetrates through the wire inlet pipe 2 to be inserted into the box body 1 to be connected with the wire holder 7 in a wiring mode, meanwhile, redundant wire harnesses exposed outside the wire holder 7 are respectively embedded into the wire harness grooves 10 corresponding to the wire harnesses to be protected, insulation protection is carried out through the insulation pad 11, and then the fastening screw sleeve 14 is screwed to fix the electric cable harness which penetrates into the wire inlet pipe 2.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an electric power junction box, includes box body (1), its characterized in that: the wire inlet pipe (2) is inserted into the middle positions of the two ends of the box body (1) respectively, the box cover (3) is arranged at the front end of the box body (1), the fixing plates (4) are fixedly connected to the rear ends of the two sides of the box body (1), fixing holes (9) are formed in the four corners of the inner portion of the box body (1) respectively, a wire holder (7) is arranged at the middle position of the rear end of the inner portion of the box body (1), wire harness protection structures are arranged at the top and the bottom of the rear end of the inner portion of the box body (1) respectively, and sealing structures are arranged at the front ends of the side walls of the inner portion of the box body (1).

2. A power distribution box according to claim 1, characterized in that: the wire harness protection structure comprises a wire dividing plate (6), the wire dividing plate (6) is fixedly connected to the top and the bottom of the rear end inside the box body (1) respectively, the wire dividing plate (6) and the wire holder (7) are parallel to each other respectively, and wire harness grooves (10) are formed in the front ends of the wire dividing plate (6) respectively.

3. A power distribution box according to claim 1, characterized in that: the sealing structure comprises limiting pieces (8) and positioning cutting pieces (16), wherein the positioning cutting pieces (16) are respectively and fixedly connected to two sides and two ends of the rear end of the box cover (3), the limiting pieces (8) are respectively and fixedly connected to the front ends of the inner side walls of the box body (1), the positioning cutting pieces (16) are respectively inserted into the box body (1), and sealing gaskets (15) are respectively and fixedly connected to the front ends of the limiting pieces (8).

4. A power distribution box according to claim 2, characterized in that: the wire harness grooves (10) are respectively arranged at the front ends of the wire distributing plates (6) at equal intervals, and the inner side walls of the wire harness grooves (10) are respectively fixedly connected with insulating pads (11).

5. A power distribution box according to claim 1, characterized in that: the top and the bottom of lid (3) front end both sides peg graft respectively have mounting bolt (5), the inside of fixed orifices (9) is pegged graft respectively to the rear end of mounting bolt (5).

6. A power distribution box according to claim 1, characterized in that: the utility model discloses a box body, including box body (1), inlet wire pipe (2), retaining ring (12) have been cup jointed respectively to the one end that is close to box body (1) outside inlet wire pipe (2), the bottom of inlet wire pipe (2) is provided with fastening sleeve (13), fastening swivel nut (14) have been cup jointed respectively to the outside of fastening sleeve (13).