CN217388200U

CN217388200U - High-voltage conductive slip ring junction box

Info

Publication number: CN217388200U
Application number: CN202221136720.7U
Authority: CN
Inventors: 李勇
Original assignee: Hangzhou Grand Technology Co ltd
Current assignee: Hangzhou Grand Technology Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-09-06
Anticipated expiration: 2032-05-11

Abstract

The utility model relates to a terminal box especially relates to a high pressure leads electrical slip ring terminal box. Including the terminal box main part, be equipped with the apron in the terminal box main part, be equipped with the wiring unit in the terminal box main part simultaneously, this wiring unit includes: the caulking groove is arranged on the junction box main body; a metal guide block is arranged in the embedding groove, and a wire core hole is formed in the metal guide block; a left through hole and a right through hole which are coaxial with the wire core hole are formed in the junction box body on two sides of the metal guide block; in addition, the wiring unit further comprises a left wiring terminal and a right wiring terminal arranged in a mirror image mode with the left wiring terminal, one end, close to the wiring box main body, of the left wiring terminal and one end, close to the wiring box main body, of the right wiring terminal are inserted into the wiring core hole from the left through hole and the right through hole, and the other end of the left wiring terminal and the other end of the right wiring terminal are connected with the high-voltage cable. The high-voltage cable is connected with the left and right binding posts, the left and right binding posts are connected through the metal guide block, the butt joint mode is simple and convenient, and meanwhile, the connecting ends are located in the caulking grooves of the junction box body, so that the high-voltage cable junction box has the characteristic of compact structure.

Description

High-voltage conductive slip ring junction box

Technical Field

The utility model relates to a terminal box especially relates to a high pressure conductive slip ring terminal box.

Background

The traditional high-voltage wire connection mode is as follows:

1. cutting the two ends of the broken wire, and then winding and connecting the copper wires inside;

2. preparing a wire skin, wherein the length of the wire skin is just as long as that of a connected copper wire;

3. the electric iron is electrified to burn, and then the wound wire is heated;

4. welding by using soldering tin, wrapping the connecting part by using the soldering tin, and then wrapping by using the wire sheath which is prepared just before;

5. then winding by using a high-pressure adhesive tape, and respectively winding 5 centimeters to the two ends at the disconnected position;

6. finally, the electric adhesive tape is used for winding and wrapping.

The existing high-voltage wire is complex in wiring mode, has certain hidden danger, is poor in protection grade and is not suitable for outdoor environment.

SUMMERY OF THE UTILITY MODEL

To sum up, for the convenience wire butt joint, the utility model discloses now provide a high-pressure conductive slip ring terminal box, its compact structure cable butt joint mode is simple easy to operate simultaneously.

In order to achieve the above object, the utility model relates to a high-pressure conductive slip ring terminal box, including the terminal box main part, be equipped with the apron in the terminal box main part, be equipped with the wiring unit in the terminal box main part simultaneously, this wiring unit includes: the caulking groove is arranged on the junction box main body; a metal guide block is arranged in the caulking groove, and a wire core hole is formed in the metal guide block;

a left through hole and a right through hole which are coaxial with the wire core hole are formed in the junction box body on two sides of the metal guide block;

in addition, the wiring unit further comprises a left wiring terminal and a right wiring terminal arranged in a mirror image mode with the left wiring terminal, one ends, close to the wiring box main body, of the left wiring terminal and the right wiring terminal are inserted into the wiring core hole from the left through hole and the right through hole, and the other ends of the left wiring terminal and the right wiring terminal are connected with the high-voltage cable.

When the wire is butted by the mode, the high-voltage cable is connected with the left terminal and the right terminal, the left terminal and the right terminal are connected through the metal guide block, the butting mode is simple and convenient, and meanwhile, the connecting ends are located in the caulking grooves of the junction box body, so that the wire butting connector has the characteristic of compact structure.

The utility model discloses further set up, left side terminal comprises thin part and thick portion with right terminal, and wherein thin part is inserted from through-hole department and is located the refill hole, and thick portion then is equipped with and is used for inserting the holding tank of establishing high tension cable with high tension cable assorted.

The utility model discloses further set up, be connected through water joint between left side terminal and the right terminal and the high tension cable to on the thick portion of left terminal and right terminal was located to the water joint cover, water joint and through-hole threaded connection simultaneously.

When the conducting wire is butted in the mode, firstly, the tail end of the cable is stripped, then the copper core at the stripping position is inserted into the thick part of the binding post, then the waterproof connector is fastened, then the thin part of the connecting post is completely inserted into the wire core hole of the metal guide block in the embedding groove from the through hole, and finally the waterproof connector and the through hole are fixed through threads to complete the butting of the conducting wire.

The utility model discloses further set up, be equipped with a plurality of screw holes that communicate with sinle silk hole on the metal guide block, and threaded connection has fastening screw in every screw hole.

When the conducting wire is butted in the mode, the fastening screw can be used for compressing the copper core of the cable, so that the copper core of the cable is fully contacted with the metal guide block.

The utility model discloses further set up, be equipped with at least three wiring unit in the terminal box main part, and mutual independence between every wiring unit.

When the wires are butted in the mode, the wiring units on the junction box main body are arranged at intervals to prevent electromagnetic interference.

The utility model discloses further set up, the upper shed department of caulking groove is equipped with the ring channel, is equipped with the annular ring in this ring channel, and behind the closed apron, the lower terminal surface shape of annular ring and apron forms sealedly, prevents that rainwater or dust from getting into the wiring unit, can avoid the condition of short circuit to appear.

The utility model discloses further set up, the metal guide block is red copper guide block.

The utility model discloses further set up, the corner of terminal box body is equipped with the base mounting hole that is used for installing fixed terminal box body.

The utility model discloses further set up, terminal box body up end is equipped with a plurality of installation screws that are used for installing the apron.

The utility model discloses beneficial effect: the high-voltage cable is connected with the left and right wiring terminals, the left and right wiring terminals are connected through the metal guide block, the butt joint mode is simple and convenient, and meanwhile, the connecting ends are located in the caulking grooves of the wiring box body, so that the high-voltage cable wiring box has the characteristic of compact structure.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is an enlarged view of the part a of the present invention.

Fig. 3 is a schematic perspective view of the middle binding post of the present invention.

Reference numerals: the terminal box comprises a terminal box main body 10, mounting screw holes 11, an annular groove 12, an annular ring 13 and a base mounting hole 14; the wiring unit 20, the caulking groove 21, the metal guide block 22, the left through hole 23, the right through hole 24, the left wiring terminal 25 and the right wiring terminal 26; a core hole 220, a threaded hole 221, a fastening screw 222, a thin part 250, a thick part 251, a receiving groove 252;

a cover plate 30; a waterproof joint 40; a high voltage cable 50.

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.

Referring to fig. 1, the present invention relates to a high voltage conductive slip ring junction box, which comprises a junction box main body 10, a cover plate 30 and a wiring unit 20 disposed on the junction box main body 10.

The corner of the junction box body 10 is provided with a base mounting hole 14 for mounting and fixing the junction box body 10, the upper end face of the junction box body 10 is provided with a plurality of mounting screw holes 11 for mounting the cover plate 30, and the whole junction box can be fixed on a wall or a certain mounting object by using the mounting screw holes 11.

Referring to fig. 1, the wire connection unit 20 includes: a caulking groove 21 provided on the junction box main body 10; install metal guide block 22 in caulking groove 21, metal guide block 22 is red copper guide block, be equipped with sinle silk hole 220 on the metal guide block 22, sinle silk hole 220 link up red copper guide block simultaneously.

Referring to fig. 1, the wiring unit 20 further includes a left through hole 23 and a right through hole 24, the left through hole 23 and the right through hole 24 have the same specification, are correspondingly disposed on the side of the junction box body 10 and are coaxial with the core hole 220, and the diameters of the left through hole 23 and the right through hole 24 are larger than the core hole 220.

In order to make the copper core of the cable fully contact with the red copper guide block, it is further provided for the above embodiment that the metal guide block 22 is provided with a plurality of threaded holes 221 communicating with the core holes 220, and a fastening screw 222 is screwed into each threaded hole 221.

In addition, referring to fig. 1, the wiring unit 20 further includes a left terminal 25 and a left terminal 25, the left terminal 25 and the left terminal 25 are arranged in a same specification mirror image, one ends of the left terminal 25 and the right terminal 26 close to the junction box main body 10 are inserted into the core hole 220 from the left through hole 23 and the right through hole 24, the diameter of the part of the left terminal 25 and the left terminal 25 inserted into the core hole 220 is slightly equal to the diameter of the core hole 220 or slightly smaller than the diameter of the core hole 220, and as the case may be, the other ends of the left terminal 25 and the right terminal 26 are connected to the high voltage cable 50.

Referring to fig. 1 and 3, the left terminal 25 and the right terminal 26 are composed of a thin portion 250 and a thick portion 251, wherein the thin portion 250 is inserted into the core hole 220 from the through hole, and the thick portion 251 is provided with a receiving groove 252 matched with the high voltage cable 50 for inserting the high voltage cable 50.

In order to improve the waterproofness and convenient installation at the joint, it is further provided for the above embodiment that the left and

right terminals

25 and 26 are connected with the high-voltage cable 50 through the waterproof joint 40, and the waterproof joint 40 is sleeved on the thick portion 251 of the left and

right terminals

25 and 26, and the waterproof joint 40 is in threaded connection with the through hole.

When conducting wire butt joint, firstly, stripping the tail end of a high-voltage cable 50, then inserting a copper core at the stripping position into thick parts 251 of left and right binding posts, then fastening a waterproof connector 40, then completely inserting thin parts 250 of left and right connecting posts into wire core holes 220 of a metal guide block 22 in an embedding groove 21 from left and right through holes, using fastening screws 222 to be matched with threaded holes 221 for use, pressing the copper core of the cable by using the fastening screws 222, enabling the copper core to be fully contacted with the wire core holes 220 in the metal guide block 22, simultaneously playing a stabilizing effect, and finally, screwing the waterproof connector 40 and the left and right through holes to enable a thread part of the waterproof connector 40 to be in threaded fixing with the left and right through holes so as to complete the wire butt joint.

At least three wiring units 20 are provided on the junction box main body 10 in consideration of the butt joint of the plurality of wires and the reduction of electromagnetic interference between the wires, and each wiring unit 20 is independent from each other.

Because this terminal box is applied to the open air more, in order to improve the stability in use of terminal box, be equipped with ring channel 12 at the upper shed department of caulking groove 21, be equipped with annular ring 13 in this ring channel 12, annular ring 13 forms sealedly with the lower terminal surface of apron 30, can prevent that dust rainwater etc. from getting into in the terminal box.

The actual operation is as follows: 1. penetrating the tail end of the cable into a metal waterproof joint, and then stripping the head of the cable by about 15 mm; 2. inserting a copper core into the wiring copper column, integrally extending into the high-voltage junction box from the side surface, and completely extending the 40mm end of the wiring copper column into a wire core hole of the red copper guide block in the junction box; 3. then 2 flat end fastening copper screws are screwed like red copper guide blocks from the upper part, so that the wiring copper columns are fully contacted with the red copper guide blocks; 4. and then the metal waterproof joint is screwed down by a spanner to fix the cable.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a high pressure conductive slip ring terminal box, includes terminal box main part (10), be equipped with apron (30) on terminal box main part (10), its characterized in that is equipped with wiring unit (20) on terminal box main part (10), wiring unit (20) include:

a caulking groove (21) provided on the junction box main body (10);

a metal guide block (22) is arranged in the caulking groove (21), and a wire core hole (220) is formed in the metal guide block (22);

a left through hole (23) and a right through hole (24) which are coaxial with the wire core hole (220) are formed in the junction box main body (10) on two sides of the metal guide block (22);

in addition, the wiring unit (20) further comprises a left wiring terminal (25) and a right wiring terminal (26) arranged in a mirror image mode with the left wiring terminal (25), one ends, close to the wiring box main body (10), of the left wiring terminal (25) and the right wiring terminal (26) are inserted into the wire core hole (220) from the left through hole (23) and the right through hole (24), and the other ends of the left wiring terminal (25) and the right wiring terminal (26) are connected with the high-voltage cable (50).

2. The high-voltage conductive slip ring terminal box as claimed in claim 1, wherein the left terminal (25) and the right terminal (26) are composed of a thin portion (250) and a thick portion (251), wherein the thin portion (250) is inserted into the core hole (220) from the through hole, and the thick portion (251) is provided with a receiving groove (252) matched with the high-voltage cable (50) for inserting the high-voltage cable (50).

3. The high-voltage conductive slip ring junction box according to claim 1 or 2, wherein the left terminal (25) and the right terminal (26) are connected with the high-voltage cable (50) through a waterproof joint (40), the waterproof joint (40) is sleeved on thick portions (251) of the left terminal (25) and the right terminal (26), and the waterproof joint (40) is in threaded connection with the through hole.

4. The high-voltage conducting slip ring junction box according to claim 1, wherein the metal guide block (22) is provided with a plurality of threaded holes (221) communicated with the wire core hole (220), and a fastening screw (222) is screwed in each threaded hole (221).

5. The high voltage conducting slip ring connector according to claim 1, wherein said connector body (10) has at least three terminal units (20), and each terminal unit (20) is independent of each other.

6. The high-voltage conductive slip ring terminal box as claimed in claim 1, wherein an annular groove (12) is formed at the upper opening of the caulking groove (21), an annular ring (13) is arranged in the annular groove (12), and the annular ring (13) forms a seal with the lower end face of the cover plate (30).

7. The high voltage conducting slip ring junction box of claim 1, wherein said metal lead blocks (22) are copper lead blocks.

8. The junction box for high-voltage conducting slip rings as claimed in claim 1, wherein corners of said junction box main body (10) are provided with pedestal mounting holes (14) for mounting and fixing said junction box main body (10).

9. The junction box for high-voltage conductive slip rings as claimed in claim 1, wherein said junction box main body (10) is provided at an upper end surface thereof with a plurality of mounting screw holes (11) for mounting a cover plate (30).