CN218334606U

CN218334606U - Mining cable joint connector

Info

Publication number: CN218334606U
Application number: CN202222408654.0U
Authority: CN
Inventors: 丁春普; 王艳宁; 高浩辉
Original assignee: Hebei Laios Lighting Technology Co ltd
Current assignee: Hebei Laios Lighting Technology Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-01-17
Anticipated expiration: 2032-09-09

Abstract

The utility model provides a mining cable joint connector, mining cable joint connector includes public end casing, female end casing and sets up at public end casing and the inside sealing joint of female end casing, sealing washer and coupling assembling. The utility model provides a mining cable joint connector when using, is connected to the public end respectively and female end is connected to earlier two cables that need connect. Through aim at the back with public end joint and female end joint, slide into the guiding hole on the female end casing with the uide bushing on the public end casing inside, public end joint and female end joint realization are connected this moment to connect public end joint and female end joint fixedly through coupling assembling, thereby realize the electric connection between two cables. When the cable connector is used, the two cables can be connected tightly through the connection between the male end shell and the female end shell, and the safety of connection between the two cables is improved through the sealing ring and the sealing structure. Convenient operation and installation.

Description

Mining cable joint connector

Technical Field

The utility model belongs to the technical field of cable junction equipment, concretely relates to mining cable joint connector.

Background

In the mining process, a lot of automation equipment and lighting equipment are used in a mine field. Cables are therefore required to transmit electrical energy to the automation devices or lighting devices. The cable is often connected with the two cable inlet wires by using a connector during the laying or using process. Because the coal mine underground environment is moist and has more dust, in order to ensure the insulation and the sealing performance of the connector, the connection part of the two cables still needs to be sealed and insulated after the two cables are connected together. The influence of the severe environment in a mine on the normal use of the connector is avoided. Therefore, in the process of arranging cables or connecting cables in the mine by operators, the cables are complex in the butt joint process and inconvenient to operate, and the butt joint efficiency of the operators is affected.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a mining cable joint connector aims at can solving among the prior art in the mine cable complicated, the butt joint inefficiency problem of butt joint in the operation of butt joint in-process.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a mining cable joint connector comprising:

the male end connector comprises a male end shell, wherein one end of the male end shell is provided with a guide sleeve, and a male end connector is fixedly arranged in the male end shell;

a guide hole in sliding fit with the guide sleeve is formed in one end of the female end shell, a female end connector connected with the male end connector in an inserting manner is fixedly mounted in the female end shell, and sealing structures used for being connected with a cable in a sealing manner are arranged in the female end shell and the male end shell;

the sealing ring is arranged around the outer side of the guide sleeve and is used for being in sealing connection with the inner wall of the guide hole;

and the connecting assembly is arranged between the male end shell and the female end shell and used for working as the male end connector is connected with the female end connector and then fixedly connected with the male end shell.

In a possible implementation manner, a male end contact pin used for being connected with a cable is installed on the male end connector, an insulating sleeve is arranged on the outer side of the male end contact pin in a surrounding mode, and the insulating sleeve is installed inside the male end shell.

In a possible implementation manner, two ends of the insulating sleeve respectively abut against the male end housing and the male end connector, and a clamp spring is arranged at one end of the male end connector, which is far away from the insulating sleeve, and the clamp spring is clamped inside the male end housing.

In one possible implementation, the male pin and the male connector are integrally formed.

In a possible implementation manner, the male end contact pin comprises a grounding contact pin and a wiring contact pin, the wiring contact pin is close to one end of the female end connector and is located on a first plane, and the end portion of the grounding contact pin is located on one side of the female end connector and is close to the first plane.

In one possible implementation, the connection assembly includes:

the first flange is provided with a through hole, and an upper fastening piece penetrates through the through hole;

the second flange is fixedly installed on the male end shell and the female end shell respectively, and a threaded hole in threaded connection with the tightening piece is formed in the second flange.

In one possible implementation, the tightening element comprises:

the connecting rod is arranged inside the through hole in a sliding mode;

the screw rod is fixedly connected with one end of the connecting rod, and the outer diameter of the screw rod is larger than the inner diameter of the via hole;

the part of screwing, fixed mounting be in the other end of connecting rod is used for driving the connecting rod rotates.

In a possible implementation manner, a protective sleeve is mounted on the first flange, and the protective sleeve surrounds the outer side of the screwing part.

In one possible implementation, the sealing structure includes:

the soft sleeve is arranged inside the male end shell or the female end shell in a sliding mode, a limiting table is arranged inside the male end shell or the female end shell, and the end portion of the soft sleeve abuts against the limiting table;

the top piece, with public end casing or female end casing threaded connection, the tip of top piece supports and leans on the soft cover, be used for with the soft cover top is tightly spacing bench, the soft cover with all be provided with on the top piece and be used for wearing to establish cable through wires hole.

In a possible implementation manner, a rigid gasket is further arranged between the jacking piece and the soft sleeve.

Compared with the prior art, the scheme shown in the embodiment of the application has the advantages that the two male end connectors and the two female end connectors which can be in butt joint are arranged, the male end connectors and the female end connectors are respectively electrically connected with two cables which need to be in butt joint, and the electrical connection between the two cables is realized through the mutual inserting mode. And at the inside seal assembly that all is provided with of public end casing and female end casing, when the cable was located public end casing or female end casing inside, accessible seal assembly realized cable and public end casing and the inside sealing connection of female end casing. And the end part of the male end shell is provided with a guide sleeve, and the end part of the female end shell is provided with a guide hole. And the outside of the guide sleeve is surrounded with a sealing ring, so that the sealing connection between the inside of the male end shell and the outside of the female end shell can be realized after the guide sleeve slides into the guide hole. When the cable connector is used, two cables to be connected are connected to the male end connector and the female end connector respectively. Through aim at the back with public end joint and female end joint, slide the uide bushing on the public end casing inside the guiding hole on the female end casing, public end joint and female end joint realize being connected this moment to it is fixed to connect public end joint and female end joint through coupling assembling, thereby realizes the electric connection between two cables. When the cable connector is used, the two cables can be connected tightly through the connection between the male end shell and the female end shell, and the safety of connection between the two cables is improved through the sealing ring and the sealing structure. Convenient operation and installation.

Drawings

Fig. 1 is a schematic structural view of a mining cable joint connector according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a male housing according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a female housing according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a fastening member according to an embodiment of the present invention.

Description of reference numerals:

1. a male end housing; 11. a guide sleeve; 12. a seal ring; 2. a male end connector; 21. a pin is inserted into the male end; 211. a wiring contact pin; 212. a grounding pin; 3. a female end housing; 4. a female end connector; 5. a connecting assembly; 51. a first flange; 52. a second flange; 53. a tightening member; 531. a connecting rod; 532. a screw; 533. a tightening part; 54. a protective sleeve; 6. an insulating sleeve; 7. a clamp spring; 8. a sealing structure; 81. a soft sleeve; 82. a top tightening member; 83. a rigid gasket;

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2 and fig. 3 together, the mining cable joint connector according to the present invention will now be described. The mining cable joint connector comprises a male end shell 1, a female end shell 3, a sealing ring 12 and a connecting assembly 5. One end of the male end shell 1 is provided with a guide sleeve 11, and a male end connector 2 is fixedly arranged in the male end shell 1; one end of the female end shell 3 is provided with a guide hole in sliding fit with the guide sleeve 11, a female end connector 4 connected with the male end connector 2 in an inserting manner is fixedly arranged in the female end shell 3, and sealing structures 8 used for being connected with cables in a sealing manner are arranged in the female end shell 3 and the male end shell 1; the sealing ring 12 is arranged around the outer side of the guide sleeve 11 and is used for being in sealing connection with the inner wall of the guide hole; coupling assembling 5 sets up between public end casing 1 and female end casing 3 for be connected public end casing 1 and female end casing 3 fixedly after male end connects 2 and female end connects 4.

Compared with the prior art, the mining cable joint connector provided by the embodiment has the advantages that the two butt joint male end connectors 2 and the two butt joint female end connectors 4 are arranged, the male end connectors 2 and the female end connectors 4 are respectively connected with two cables needing butt joint, and the two cables are electrically connected in a mutual plugging mode. And at public end casing 1 and female end casing 3 inside all be provided with seal assembly, when the cable was located public end casing 1 or female end casing 3 inside, accessible seal assembly realized cable and public end casing 1 and the inside sealing connection of female end casing 3. And a guide sleeve 11 is provided at the end of the male housing 1 and a guide hole is provided at the end of the female housing 3. And the outside of the guide sleeve 11 is surrounded with a sealing ring 12, so that the inside of the male end shell 1 and the female end shell 3 can be hermetically connected with the outside after the guide sleeve 11 slides into the guide hole. This application, when using, will be connected two cables that need be connected respectively to male end connector 2 and female end connector 4 earlier. After aligning public end joint 2 and female end joint 4, inside the uide bushing 11 on the public end casing 1 slided the guiding hole on the female end casing 3, public end joint 2 realized being connected with female end joint 4 this moment to connect fixedly public end joint 2 and female end joint 4 through coupling assembling 5, thereby realize the electric connection between two cables. When the cable connector is used, the two cables can be connected tightly through the connection between the male end shell 1 and the female end shell 3, and the safety of the connection between the two cables is improved through the sealing ring 12 and the sealing structure 8. Convenient operation and installation.

Specifically, in this embodiment, a groove for mounting the seal ring 12 is recessed in the periphery of the outer side wall of the guide sleeve 11.

In some embodiments, the male connector 2 may be configured as shown in fig. 1 and 2. Referring to fig. 1 and 2 together, a male terminal pin 21 for connecting with a cable is mounted on the male terminal connector 2, and an insulating sleeve 6 surrounding the outer side of the male terminal pin 21 is mounted inside the male terminal housing 1, wherein the insulating sleeve 6 is provided with an insulating sleeve 6. Male end connector 2 includes insulator and male end contact pin 21, and male end contact pin 21 runs through insulator, and male end contact pin 21 includes the connecting portion with cable junction and the grafting portion of being connected with female end connector 4. The insulating sleeve 6 surrounds the outer side of the connecting part. The male end pin 21 and the male end shell 1 can be further insulated, and the insulating effect of the connector in the using process is improved.

Specifically, in this embodiment, the number of the male terminal pins 21 is plural, and an insulating plate is disposed between the plural male terminal pins 21. The insulating effect between the plurality of male pins 21 can be improved.

Optionally, in this embodiment, the male end connector 2 is integrally located inside the male end housing 1, so as to avoid the connector from leaking. The female end fitting 4 protrudes from the end of the female end housing 3 to facilitate alignment of the connection with the male end fitting 2.

Specifically, in the present embodiment, the insulating sleeve 6 having the same structure as that of the male housing 1 is also provided inside the female housing 3. And the insulating sleeve 6 is positioned outside the female terminal connector 4, so that the insulating effect between the female terminal connector 4 and the female terminal housing 3 can be improved.

In some embodiments, the insulating sheath 6 may be configured as shown in fig. 1, 2 and 3. Referring to fig. 1, fig. 2 and fig. 3 together, two ends of the insulating sleeve 6 respectively abut against the male end housing 1 and the male end connector 2, and a snap spring 7 is arranged at one end of the male end connector 2 far away from the insulating sleeve 6, and the snap spring 7 is clamped inside the male end housing 1. A step for limiting the sliding of the insulating sleeve 6 is arranged in the male end shell 1. Insulating cover 6 and the hole sliding fit of public end connector 2, the one end of insulating cover 6 is contradicted on public end connector 2, and the other end is contradicted on the step of public end casing 1 inside. And an annular groove for installing the clamp spring 7 is concavely arranged on the inner wall of the male end shell 1. One end of the male end connector 2 is abutted against the insulating sleeve 6, and the other end of the male end connector is limited through the clamp spring 7. After the male terminal 2 is installed inside the male housing 1, the insulation sheath 6 can be fixed synchronously. Convenient operation, and can avoid insulating cover 6 to rock in public end casing 1 is inside.

Specifically, in the present embodiment, the insulating sleeve 6 inside the female housing 3 and the insulating sleeve 6 inside the male connector 2 are mounted in the same structure.

In some embodiments, the male pin 21 may be configured as shown in fig. 1 and 2. Referring to fig. 1 and 2, the male pin 21 and the male connector 2 are integrally formed. The male end connector 2 is formed by injection molding. In injection molding the male terminal 2, the male terminal pins 21 are directly injection molded into the male terminal 2. The connection between male pin 21 and male connector 2 is reduced. When in use, the utility model is more convenient.

Optionally, in this embodiment, an anti-rotation protrusion is disposed on an outer side wall of the male end connector 2. And an anti-rotation groove corresponding to the anti-rotation protrusion is provided on the outer side wall of the male housing 1.

Specifically, in the present embodiment, the female terminal connector 4 is provided with a plurality of female terminal pins integrally formed with the female terminal connector 4. And the female terminal fitting 4 is installed in the same manner as the male terminal fitting 2.

In some embodiments, the male pin 21 may be configured as shown in fig. 1 and 2. Referring to fig. 1 and 2, the male terminal pin 21 includes a grounding pin 212 and a connecting pin 211, wherein one end of the connecting pin 211 close to the female terminal connector 4 is located on a first plane, and an end of the grounding pin 212 is located on one side of the first plane close to the female terminal connector 4. The male terminal 2 includes a plurality of terminal pins 211 and a ground pin. The end of the ground wire contact pin protruding out of the connection contact pin 211 can make the ground wire contact pin preferentially connected when the male end connector 2 is connected with the female end connector 4, thereby avoiding the phenomena of sparking, electric leakage and the like when in live connection.

In some embodiments, the connecting component 5 may be configured as shown in fig. 1, 2 and 3. Referring to fig. 1, 2 and 3 together, the connecting assembly 5 includes a first flange 51 and a second flange 52. The first flange 51 is provided with a through hole, and an upper fastening piece 53 penetrates through the through hole; the second flange 52 and the first flange 51 are respectively fixedly installed on the male end housing 1 and the female end housing 3, and the second flange 52 is provided with a threaded hole in threaded connection with the tightening piece 53. Specifically, in the present embodiment, the first flange 51 is fixedly mounted on the male housing and is integrally formed with the male housing. The second flange 52 is fixedly mounted on the female end housing and is an integrally formed joint with the female end housing. The fastening pieces 53 are bolts, and the first flange 51 and the second flange 52 can be connected and fixed together through the fastening pieces 53, so that the fixed connection between the male housing 1 and the female housing 3 is realized.

In some embodiments, the fastening member 53 may be configured as shown in fig. 1 and 4. Referring to fig. 1 and 4 together, the tightening piece 53 includes a connecting rod 531, a screw 532, and a tightening part 533. The connecting rod 531 is slidably disposed inside the via hole; the screw rod 532 is fixedly connected with one end of the connecting rod 531, and the outer diameter of the screw rod 532 is larger than the inner diameter of the via hole; the screwing part 533 is fixedly installed at the other end of the connecting rod 531, and is used for driving the connecting rod 531 to rotate. The outer diameters of the screw 532 and the tightening portion 533 are larger than the outer diameter of the through hole of the first flange 51. So that the tightening member 53 can be prevented from being disengaged from the via hole and the tightening member 53 can be prevented from being lost.

Specifically, in the present embodiment, the connecting rod 531, the screw 532, and the fastening portion 533 are integrally formed.

Optionally, in this embodiment, the second flange 52 is provided with an avoiding groove for avoiding the connecting rod 531, so that the screw 532 can be effectively screwed into the threaded hole on the second flange 52.

In some embodiments, the first flange 51 may be configured as shown in fig. 1, 2 and 4. Referring to fig. 1, 2 and 4, a protecting cover 54 is mounted on the first flange 51, and the protecting cover 54 is disposed around the outside of the fastening portion 533. The protecting sleeve 54 is provided with a abdicating hole with the outer diameter smaller than the screw 532 and the screwing part 533, the connecting rod 531 penetrates through the abdicating hole, and the protecting sleeve 54 is arranged around the screwing part 533 to protect the screwing part 533. The damage of the upper fastening piece 53 is prevented from affecting the detachment and installation between the male end housing 1 and the female end housing 3.

In some embodiments, the sealing joint may be configured as shown in fig. 1, 2 and 3. Referring to fig. 1, 2 and 3 together, the sealing structure 8 includes a soft sleeve 81 and a tightening member 82. The soft sleeve 81 is arranged inside the male end shell 1 or the female end shell 3 in a sliding manner, a limiting table is arranged inside the male end shell 1 or the female end shell 3, and the end part of the soft sleeve 81 abuts against the limiting table; the top tight piece 82 and the male end casing 1 or the female end casing 3 threaded connection, the tip of the top tight piece 82 supports against on the soft cover 81 for push up the soft cover 81 tightly on spacing platform, all be provided with on soft cover 81 and the top tight piece 82 and be used for wearing to establish the cable through wires hole. Soft cover 81 is whole to be the polyurethane material, top tight piece 82 respectively with public end casing 1 and female end casing 3 threaded connection, can extrude soft cover 81 through rotating top tight piece 82 and take place to warp, make the lateral wall of soft cover 81 compress tightly on the inner wall of public end casing 1 or female end casing 3, the inner wall of soft cover 81 compresses tightly on the crust of cable, technical ability realizes can prevent the crust that damages the cable again with external sealed inside public end casing 1, the life of cable is improved.

In some embodiments, the top member 82 may be configured as shown in fig. 1, 2, and 3. Referring to fig. 1, 2 and 3, a rigid gasket 83 is further disposed between the top member 82 and the soft sleeve 81. The jacking members 82 are in sliding engagement with the rigid spacer 83. When the top member 82 is rotated, the end of the top member 82 is slidably disposed at the end of the spacer. The frictional force between the tightening member 82 and the soft cover 81 can be reduced. And can avoid damage to the soft sleeve 81 when the tightening member 82 is tightened. The service life of the soft sleeve 81 is prolonged.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A mining cable splice connector, comprising:

2. The mining cable joint connector of claim 1, wherein a male end pin for connecting with a cable is mounted on the male end joint, and an insulating sleeve is surrounded on the outer side of the male end pin and mounted inside the male end housing.

3. The mining cable joint connector of claim 2, wherein two ends of the insulating sleeve respectively abut against the male end housing and the male end joint, and a clamp spring is arranged at one end of the male end joint far away from the insulating sleeve and clamped inside the male end housing.

4. The mining cable connector of claim 2, wherein the male pin and the male connector are of unitary construction.

5. The mining cable connector of claim 2, wherein the male end pins include grounding pins and wiring pins, one end of the wiring pins adjacent to the female end connector is located on a first plane, and an end portion of the grounding pins is located on a side of the first plane adjacent to the female end connector.

6. The mining cable splice connector of claim 1, wherein the connection assembly includes:

7. The mining cable splice connector of claim 6 wherein the tightening member includes:

the connecting rod is arranged inside the through hole in a sliding mode;

8. A mining cable splice connector as claimed in claim 7, in which a boot is mounted on the first flange, the boot being located around the outside of the tightening part.

9. The mining cable splice connector of claim 1 wherein the sealing structure comprises:

10. The mining cable splice connector of claim 9, wherein a rigid gasket is further disposed between the top member and the soft cover.