CN219164151U

CN219164151U - Cable junction box

Info

Publication number: CN219164151U
Application number: CN202223323907.0U
Authority: CN
Inventors: 王文静; 周保健; 肖红彬
Original assignee: Henan Rongxing Electrical Co ltd
Current assignee: Henan Rongxing Electrical Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-09
Anticipated expiration: 2032-12-12

Abstract

The present utility model relates to a cable junction box. The cable junction box comprises a box body and a box cover fixedly connected to the upper side of the box body, a wire passing hole is formed in the outer wall of the box body, a wire passing pipe assembly is arranged in the wire passing hole, the wire passing pipe assembly comprises a wire passing pipe, a pipe cap and a rotation stopping head, one end of the wire passing pipe is in threaded connection with the wire passing hole, the rotation stopping head is inserted into the other end of the wire passing pipe through the rotation stopping structure, the pipe cap is sleeved on the rotation stopping head, and the pipe cap is in threaded connection with the outer wall of the wire passing pipe and tightly presses the rotation stopping head on the wire passing pipe. Compared with the prior art, the cable junction box provided by the utility model has the advantages that the problem of cable winding is avoided, and the cable safety is improved.

Description

Cable junction box

Technical Field

The utility model belongs to the technical field of cable protection devices, and particularly relates to a cable junction box.

Background

In house decoration, the terminal box is one of the electrician's auxiliary material, because the electric wire that the fitment was used is passed the electric wire pipe, and the joint position circuit of electric wire is longer, perhaps just adopts the terminal box to regard as the transition usefulness when the electric wire pipe needs the corner, and the electric wire pipe is connected with the terminal box, and the electric wire of the inside of spool links up in the terminal box, plays the effect of protection electric wire and connecting wire.

The junction box is provided with cable interfaces for the penetration of cables, and the cable interfaces are generally positioned at two sides of the junction box, and wires at two sides penetrate into the junction box through the cable interfaces at two sides and are connected through the wiring terminals in the junction box. At present, the cable interface on the junction box is generally formed integrally with the junction box, and the cable interface is arranged between the box cover and the box body in a split mode, so that the position of the cable interface on the junction box cannot be changed once the cable interface is fixed, the junction box is fixed on a wall or other installation stations in the installation process, wires extending into the junction box and connected with the junction terminal can be limited by the positions of the cable interface when the wires are connected, so that the wires are difficult to flexibly select different interfaces on the junction terminal, and meanwhile, the connection of the wires in the box body is easy to be complicated and difficult to regularly connect due to the position invariance of the cable interface.

In addition, the terminal is an important component of the terminal block for achieving connection of the electric wires within the terminal block. The existing wiring terminals generally adopt a section of metal sheet sealed in insulating plastic, holes are formed in two ends of the metal sheet, wires can be inserted into the holes, screws are used for fastening or loosening, for example, two wires are required to be connected and disconnected, the wires can be connected by the terminals at any time, and the wires can be disconnected at any time without welding or winding the wires together, so that the wiring terminal is convenient and quick. But the binding post in the current terminal box is generally all integrative, passes through screw connection wire at insulating plastic housing's both ends, and this kind of binding post can realize the connection of two wires, but connects inflexibly, when binding post was used for special installation station, like the wire connection on some rotary device, can have the electric wire winding, pulls the problem such as electric wire, leads to the problem such as binding post department wire short circuit, binding post damage.

Disclosure of Invention

In order to achieve the above object, the present utility model provides a cable junction box capable of avoiding winding of a cable and improving cable safety.

The technical scheme of the cable junction box is as follows:

the utility model provides a cable junction box, is in including box body and fixed connection the lid of box body upside, be equipped with the wire hole on the outer wall of box body, be equipped with the threading pipe subassembly in the wire hole, the threading pipe subassembly includes threading pipe, tube cap and the rotation-stopping head, the one end threaded connection of threading pipe is in the wire hole, the rotation-stopping head is in through the rotation-stopping structure cartridge the other end of threading pipe, the tube cap suit is in on the rotation-stopping head, tube cap threaded connection is in on the threading pipe outer wall, with the rotation-stopping head compresses tightly on the threading pipe.

As a further improvement to the technical scheme, the threading pipe assembly further comprises a fixing nut, one end of the threading pipe is provided with a first thread section matched with the threading hole, the first thread section penetrates into the inner wall of the box body, the threading pipe is provided with a flange which is positioned at the end part of the first thread section and is blocked with the outer wall of the box body, and the fixing nut is in threaded connection with the first thread section and fixes the threading pipe on the box body.

As a further improvement to the technical scheme, one end of the threading pipe far away from the first thread section is provided with a second thread section matched with the pipe cap.

As a further improvement to the technical scheme, the rotation stopping head comprises a straight pipe section and a taper pipe section, wherein the straight pipe section and the taper pipe section are matched with the inner wall of the threading pipe, the inner wall of the taper pipe section is provided with a conical surface matched with the outer wall of the taper pipe section, a plurality of slots which are uniformly distributed at intervals along the circumferential direction of the taper pipe section are formed in the outer wall of the taper pipe section, the rotation stopping structure comprises rotation stopping grooves and rotation stopping columns matched with the rotation stopping grooves, the rotation stopping grooves are formed in the end part of the threading pipe and extend along the axial direction of the threading pipe, and the rotation stopping columns are arranged on the outer wall of the straight pipe section and extend along the axial direction of the threading pipe.

As a further improvement to the technical scheme, the rotation stopping grooves and the rotation stopping columns are respectively provided with a plurality of rotation stopping grooves, the rotation stopping grooves are uniformly distributed at intervals along the circumferential direction of the threading pipe, and the rotation stopping columns are uniformly distributed at intervals along the circumferential direction of the straight pipe section.

As a further improvement to the technical scheme, the rotation stopping head further comprises a convex ring which is arranged at one end of the straight pipe section, which is close to the conical pipe section, and is blocked with the threading pipe.

As a further improvement to the technical scheme, the box body is of a rectangular structure, the number of the wire through holes is four, and the four wire through holes are symmetrically arranged on two outer walls of the box body in the width direction.

As a further improvement to the technical scheme, the upper end of the box body is provided with four first connecting lugs extending to the outer side of the box body, the box cover is provided with second connecting lugs corresponding to the first connecting lugs one by one, a sealing gasket is arranged between the box body and the box cover, and the sealing gasket comprises a lower rectangular frame tightly attached to the inner wall of the box body, an upper rectangular frame matched with the end face of the box body and a protruding part matched with the first connecting lugs.

As a further improvement to the technical scheme, the four corners of the lower end of the box body are respectively provided with a connecting plate, and the connecting plates are provided with long holes.

The utility model provides a cable junction box, which has the beneficial effects that compared with the prior art:

when the cable junction box is used, the box cover is detached from the box body, the pipe cap is detached from the threading pipe, a cable to be wired penetrates into the rotation stopping head from the small-diameter end of the taper pipe section of the rotation stopping head, enters the box body through the threading pipe and is connected to the wiring terminal in the box body. And rotating the pipe cap to enable the pipe cap to be in threaded connection with the threading pipe, and extruding the conical pipe section of the rotation stopping head by the conical surface in the pipe cap in the process, and clamping the cable in the conical pipe section by shrinkage of the conical pipe section. In the pipe cap rotating process, the rotation stopping head is inserted and assembled with the rotation stopping groove at the end part of the threading pipe through the rotation stopping column arranged on the outer wall of the straight pipe section, so that the rotation stopping head does not rotate, the cable winding problem is avoided in the pipe cap rotating process, the cable safety is improved, the box cover is finally arranged on the box body, and the sealing gasket between the box cover and the box body improves the tightness of the junction box. Compared with the prior art, the cable junction box provided by the utility model has the advantages that the problem of cable winding is avoided, and the cable safety is improved.

Drawings

FIG. 1 is a schematic view of the cable junction box of the present utility model;

fig. 2 is a schematic view of the structure of the cable junction box of the present utility model (without the cover and gasket);

FIG. 3 is a schematic view of a portion of the structure of the cable junction box of the present utility model;

FIG. 4 is a schematic view of the seal plate in the cable junction box of the present utility model;

FIG. 5 is a schematic view of the construction of the conduit assembly in the cable junction box of the present utility model;

in the figure: 1. a box body; 2. a box cover; 3. a sealing gasket; 31. a lower rectangular frame; 32. a rectangular frame is arranged; 33. a protruding portion; 4. a first connection lug; 5. a second connecting ear; 6. a connecting plate; 7. a long hole; 8. a wire through hole; 9. a threading tube; 10. a first thread segment; 11. a second thread segment; 12. a flange; 13. a rotation stopping groove; 14. a fixing nut; 15. a straight pipe section; 16. a rotation stopping column; 17. a cone pipe section; 18. a convex ring; 19. slotting; 20. a pipe cap.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and detailed description:

the specific embodiment of the cable junction box disclosed by the utility model is shown in fig. 1 to 5, and comprises a box body 1 and a box cover 2 fixedly connected to the upper side of the box body 1, wherein a wire passing hole 8 is formed in the outer wall of the box body 1, a wire passing pipe assembly is arranged in the wire passing hole 8, the wire passing pipe assembly comprises a wire passing pipe 9, a pipe cap 20 and a rotation stopping head, one end of the wire passing pipe 9 is in threaded connection in the wire passing hole 8, the rotation stopping head is inserted at the other end of the wire passing pipe 9 through the rotation stopping structure, the pipe cap 20 is sleeved on the rotation stopping head, the pipe cap 20 is in threaded connection with the outer wall of the wire passing pipe 9, and the rotation stopping head is tightly pressed on the wire passing pipe 9.

In this embodiment, the threading pipe assembly further includes a fixing nut 14, one end of the threading pipe 9 has a first thread section 10 matched with the threading hole 8, the first thread section 10 penetrates into the inner wall of the box body 1, the threading pipe 9 is provided with a flange 12 located at the end of the first thread section 10 and blocked with the outer wall of the box body 1, and the fixing nut 14 is in threaded connection with the first thread section 10 to fix the threading pipe 9 on the box body 1. The end of the threading tube 9 remote from the first threaded section 10 is provided with a second threaded section 11 which mates with the cap 20. The anti-rotation head comprises a straight pipe section 15 and a taper pipe section 17, wherein the straight pipe section 15 is matched with the inner wall of the threading pipe 9, the inner wall of the taper pipe section 17 is provided with a conical surface matched with the outer wall of the taper pipe section 17, the outer wall of the taper pipe section 17 is provided with a plurality of slots 19 which are uniformly distributed at intervals along the circumferential direction of the taper pipe section 17, the anti-rotation structure comprises an anti-rotation groove 13 and an anti-rotation column 16 matched with the anti-rotation groove 13, the anti-rotation groove 13 is arranged at the end part of the threading pipe 9 and extends along the axial direction of the threading pipe 9, and the anti-rotation column 16 is arranged on the outer wall of the straight pipe section 15 and extends along the axial direction of the threading pipe 9.

In this embodiment, the rotation stopping grooves 13 and the rotation stopping columns 16 are respectively provided with a plurality of rotation stopping grooves 13, a plurality of rotation stopping grooves 13 are uniformly spaced along the circumference of the threading pipe 9, and a plurality of rotation stopping columns 16 are uniformly spaced along the circumference of the straight pipe section 15. The rotation stopping head also comprises a convex ring 18 which is arranged at one end of the straight pipe section 15, which is close to the cone pipe section 17 and is stopped with the threading pipe 9. The box body 1 is of a rectangular structure, four wire through holes 8 are formed, and the four wire through holes 8 are symmetrically arranged on two outer walls of the box body 1 in the width direction. The upper end of box body 1 is equipped with four first engaging lug 4 that extend to box body 1 outside, is equipped with on the lid 2 with first engaging lug 4 one-to-one's second engaging lug 5, is equipped with sealed pad 3 between box body 1 and the lid 2, and sealed pad 3 includes with the tight lower rectangular frame 31 of box body 1 inner wall subsides, with box body 1 up end assorted last rectangular frame 32 and with first engaging lug 4 assorted bulge 33. The four corners of the lower end of the box body 1 are respectively provided with a connecting plate 6, and the connecting plates 6 are provided with long holes 7.

When the cable junction box is used, the box cover 2 is detached from the box body 1, the pipe cap 20 is detached from the threading pipe 9, a cable to be wired penetrates into the rotation stopping head from the small diameter end of the taper pipe section 17 of the rotation stopping head, enters the box body 1 through the threading pipe 9, and is connected to a wiring terminal in the box body 1. The cap 20 is turned so that the cap 20 is screwed onto the threading tube 9, and in the process, the conical surface in the cap 20 presses the conical tube section 17 of the rotation stop head, and the conical tube section 17 contracts to clamp the cable in the conical tube section 17. In the rotation process of the pipe cap 20, the rotation stopping head is inserted and assembled with the rotation stopping groove 13 at the end part of the threading pipe 9 through the rotation stopping column 16 arranged on the outer wall of the straight pipe section 15, so that the rotation stopping head does not rotate, the rotation of a cable in the rotation process of the pipe cap 20 is avoided, the problem of winding of the cable is avoided, the safety of the cable is improved, the box cover 2 is finally arranged on the box body 1, and the sealing gasket 3 between the box cover 2 and the box body 1 improves the tightness of the junction box. Compared with the prior art, the cable junction box provided by the utility model has the advantages that the problem of cable winding is avoided, and the cable safety is improved.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims

1. The utility model provides a cable junction box, its characterized in that, is in including box body and fixed connection the lid of box body upside, be equipped with the wire hole on the outer wall of box body, be equipped with the threading pipe subassembly in the wire hole, the threading pipe subassembly includes threading pipe, tube cap and ends the round head, the one end threaded connection of threading pipe is in the wire hole, it is in through the structure cartridge that ends of ending the round head the other end of threading pipe, the tube cap suit is in it is in to end round head, tube cap threaded connection is in on the threading pipe outer wall, with end round head compresses tightly on the threading pipe.

2. The cable junction box according to claim 1, wherein the threading tube assembly further comprises a fixing nut, one end of the threading tube is provided with a first threaded section matched with the threading hole, the first threaded section penetrates into the inner wall of the box body, the threading tube is provided with a flange which is positioned at the end of the first threaded section and is blocked with the outer wall of the box body, and the fixing nut is in threaded connection with the first threaded section to fix the threading tube on the box body.

3. The cable junction box according to claim 2, wherein the end of the threading tube remote from the first threaded section is provided with a second threaded section matching the cap.

4. A cable junction box according to claim 3 wherein the rotation stop head comprises a straight pipe section and a taper pipe section matched with the inner wall of the threading pipe, the inner wall of the taper pipe section is provided with a conical surface matched with the outer wall of the taper pipe section, the outer wall of the taper pipe section is provided with a plurality of slots uniformly spaced circumferentially along the taper pipe section, the rotation stop structure comprises rotation stop grooves and rotation stop posts matched with the rotation stop grooves, the rotation stop grooves are arranged at the end of the threading pipe and extend axially along the threading pipe, and the rotation stop posts are arranged on the outer wall of the straight pipe section and extend axially along the threading pipe.

5. The cable junction box according to claim 4, wherein the rotation stopping grooves and the rotation stopping posts are respectively provided with a plurality of rotation stopping grooves, a plurality of rotation stopping grooves are uniformly arranged at intervals along the circumferential direction of the threading pipe, and a plurality of rotation stopping posts are uniformly arranged at intervals along the circumferential direction of the straight pipe section.

6. The cable junction box of claim 4 wherein said anti-rotation head further comprises a collar disposed at an end of said straight tube section adjacent to said tapered tube section for blocking said threaded tube.

7. The cable junction box according to claim 1, wherein the box body is of a rectangular body structure, the number of the wire through holes is four, and the four wire through holes are symmetrically arranged on two outer walls in the width direction of the box body.

8. The cable junction box according to claim 7, wherein four first connecting lugs extending to the outer side of the box body are arranged at the upper end of the box body, second connecting lugs corresponding to the first connecting lugs one by one are arranged on the box cover, a sealing gasket is arranged between the box body and the box cover, and the sealing gasket comprises a lower rectangular frame tightly attached to the inner wall of the box body, an upper rectangular frame matched with the end face of the box body and a protruding part matched with the first connecting lugs.

9. The cable junction box according to claim 7, wherein connecting plates are respectively arranged at four corners of the lower end of the box body, and long holes are formed in the connecting plates.