CN220673011U

CN220673011U - Cable joint connection structure

Info

Publication number: CN220673011U
Application number: CN202322288069.6U
Authority: CN
Inventors: 王东海; 童斌; 周平
Original assignee: Jiangsu Fanzai Intelligent Electric Co ltd
Current assignee: Jiangsu Fanzai Intelligent Electric Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-26
Anticipated expiration: 2033-08-24

Abstract

The utility model relates to the field of cable connectors, in particular to a cable connector connecting structure, which comprises a first insulating shell and a second insulating shell, wherein the first insulating shell is fixedly connected with a first metal guide rod, the second insulating shell is fixedly connected with a second metal guide rod, a hollow cavity is arranged in the first insulating shell, a jack is formed at one end part of the insulating shell and is communicated with the hollow cavity, the first insulating shell is connected with the second insulating shell through an anti-falling component, the section of the first metal guide rod is T-shaped, the second metal guide rod is connected with the first metal guide rod through an elastic component, and a sealing component is arranged between the first insulating shell and the second insulating shell, and the beneficial effects of the utility model are that: the first insulating shell and the second insulating shell can be stably connected, the anti-falling effect is good, the first metal guide rod and the second metal guide rod can be stably pressed and connected, the stability of current transmission is effectively improved, the situation of poor contact is effectively avoided, and the safe operation of a power system is facilitated.

Description

Cable joint connection structure

Technical Field

The utility model relates to the field of cable connectors, in particular to a cable connector connecting structure.

Background

The cable connector is a device for connecting cables, which can connect two or more cables together to form a complete circuit, and is generally composed of an insulating housing, an insulator, a connecting plug, a seal, etc., and has the functions of protecting the connecting portion of the cables, preventing damage to the connecting portion caused by external factors, and ensuring normal transmission of current.

Conventional cable joints are generally faced with the problem of poor contact of the cable joints, the poor contact of the cable joints can lead to temperature increase at the cable joints, the contact resistance at the joints can be increased due to the temperature increase of the cable joints, the cable joints are overheated, insulation ageing of cables is aggravated, insulation breakdown is even caused, and serious threat is caused to safe operation of a power system.

Therefore, it is necessary to invent a cable joint connection structure.

Disclosure of Invention

Therefore, the present utility model provides a cable joint connection structure to solve the above-mentioned problems in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a cable joint connection structure, includes insulating housing one and insulating housing two, insulating housing one fixedly connected with metal guide arm one, insulating housing two fixedly connected with metal guide arm two, is equipped with hollow cavity in the insulating housing one, and jack has been seted up to insulating housing one end, and the jack is linked together with hollow cavity, insulating housing one is connected through anticreep subassembly with insulating housing two, metal guide arm one cross-section is the T shape, metal guide arm two is connected through elastic component with metal guide arm one, be provided with seal assembly between insulating housing one and the insulating housing two.

Preferably, the anti-drop assembly comprises two spring cavities, the two spring cavities are symmetrically arranged on the upper side and the lower side of the insulating shell II, which is close to the inner part of one end of the insulating shell I, the upper end and the lower end of the insulating shell II are symmetrically provided with mounting holes, and the two mounting holes are respectively communicated with the two spring cavities.

Preferably, the installation hole is internally and vertically penetrated with a pressing rod, the surface of the pressing rod is attached to the wall of the installation hole, one end of the pressing rod extending to the spring cavity is fixedly connected with a pressing plate, the surface of the pressing plate is fixedly connected with a plurality of first reset springs, and one end, far away from the pressing plate, of each first reset spring is fixedly connected to the inner wall of the spring cavity.

Preferably, the second insulating housing is close to the first insulating housing and is provided with a limiting hole in an up-down symmetry mode, the two limiting holes are respectively communicated with the two spring cavities, clamping pins vertically penetrate through the limiting holes, the surfaces of the clamping pins are attached to the walls of the limiting holes, one end of each clamping pin is fixedly connected with the surface of the pressing plate, and the other end of each clamping pin is clamped at one side, close to the second insulating housing, of the inner wall of the hollow cavity.

Preferably, the elastic component comprises a baffle plate, the baffle plate is fixedly arranged in the hollow cavity, a plurality of connecting holes are formed in the edge of the baffle plate in a circular array, and one end of the metal guide rod extending into the insulating shell is attached to the surface of the baffle plate.

Preferably, the hollow cavity is internally fixedly connected with an annular metal sleeve, one end, far away from the first metal guide rod, of the partition plate is attached to one end of the annular metal sleeve, a plurality of metal connecting rods transversely penetrate through the connecting holes, one end of each metal connecting rod is fixedly connected with one surface of the corresponding metal guide rod, and the other end of each metal connecting rod is fixedly connected with the surface of the annular metal sleeve.

Preferably, the baffle surface is transversely fixedly connected with a plurality of reset springs II, and a plurality of reset springs II are all located annular metal sleeve inboard, and a plurality of reset springs II keep away from the one end fixedly connected with metal connector of baffle, metal connector edge is laminated mutually with annular metal sleeve inner ring surface, the slot has been seted up to metal connector keep away from reset spring's one end center, works as when metal guide arm II inserts the one end in the insulating housing I in inserting the slot, a plurality of reset springs II are in compression state.

Preferably, the sealing assembly comprises a rubber sealing gasket sleeved at one end of the second insulating housing close to the first insulating housing, one end of the rubber sealing gasket is attached to the two surfaces of the first insulating housing when the first insulating housing is connected with the second insulating housing, the other end of the rubber sealing gasket is attached to one surface of the first insulating housing, and the rubber sealing gasket is in a compressed state.

The beneficial effects of the utility model are as follows:

1. the first insulating shell, the second insulating shell, the first metal guide rod, the second metal guide rod, the hollow cavity, the jack, the anti-falling component and the elastic component are matched for use, so that the first insulating shell is stably connected with the second insulating shell, the anti-falling effect is good, the first metal guide rod and the second metal guide rod can be stably pressed and connected, the stability of current transmission is effectively improved, the situation of poor contact is effectively avoided, and the safe operation of a power system is facilitated;

2. through the cooperation of the sealing component that sets up, can improve the leakproofness of being connected between insulating housing one and the insulating housing two, be favorable to waterproof dustproof operation.

Drawings

FIG. 1 is a cross-sectional view of an insulation housing I and an insulation housing II according to the present utility model;

FIG. 2 is a front view of the structure of the first insulating housing and the second insulating housing according to the present utility model;

FIG. 3 is a cross-sectional view of the first insulating housing and the second insulating housing according to the present utility model;

FIG. 4 is a perspective view of a metal guide bar I, a metal connecting bar and an annular metal sleeve according to the present utility model;

fig. 5 is a front view of a structure of a second insulating housing according to the present utility model;

fig. 6 is a top view of a second insulating housing according to the present utility model.

In the figure: 1. an insulating shell I; 2. an insulating housing II; 3. a first metal guide rod; 4. a second metal guide rod; 5. a hollow cavity; 6. a jack; 7. a spring cavity; 8. a mounting hole; 9. a compression bar; 10. a pressing plate; 11. a first reset spring; 12. a limiting hole; 13. a bayonet lock; 14. a partition plate; 15. a connection hole; 16. an annular metal sleeve; 17. a metal connecting rod; 18. a second reset spring; 19. a metal connector; 20. a slot; 21. rubber sealing washers.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-6, the cable connector connecting structure provided by the utility model comprises an insulating housing 1 and an insulating housing 2, wherein the insulating housing 1 is fixedly connected with a metal guide rod 3, the insulating housing 2 is fixedly connected with a metal guide rod 4, the metal guide rod 3 and the metal guide rod 4 can be used for connecting two cable ends (not shown in the figure) which are required to be connected, the metal guide rod 3 and the metal guide rod 4 are preferably made of copper, a hollow cavity 5 is arranged in the insulating housing 1, a jack 6 is formed in the end part of the insulating housing 1, the jack 6 is communicated with the hollow cavity 5, the insulating housing 1 and the insulating housing 2 are connected through an anti-falling component, the section of the metal guide rod 3 is in a T shape, the metal guide rod 4 and the metal guide rod 3 are connected through an elastic component, and a sealing component is arranged between the insulating housing 1 and the insulating housing 2;

the anti-falling assembly comprises two spring cavities 7, the two spring cavities 7 are symmetrically arranged on the upper side and the lower side of the insulating housing 2, which is close to the inside of one end of the insulating housing 1, mounting holes 8 are symmetrically formed in the upper end and the lower end of the insulating housing 2, the two mounting holes 8 are respectively communicated with the two spring cavities 7, pressure rods 9 vertically penetrate through the mounting holes 8, the surfaces of the pressure rods 9 are attached to the walls of the mounting holes 8, the sections of the mounting holes 8 and the pressure rods 9 are preferably rectangular (as shown in fig. 6), the pressure rods 9 can be limited, the pressure rods 9 are prevented from rotating, the pressure rods 9 can stably move up and down, so that a person skilled in the art can manually press the two pressure rods 9, the pressure rods 9 are controlled to move in opposite directions, namely, the person can manually press the pressure rods 10 in opposite directions through the pressure rods, the pressure rods 10, the surfaces of the pressure rods 10 are fixedly connected with a plurality of first reset springs 11, one ends of the reset springs 11, which are far away from the pressure rods 10, are fixedly connected to the inner walls of the spring cavities 7, when the two pressure rods 10 move in opposite directions, the reset springs 11 can compress the pressure rods 11, and the elastic force of the two reset springs 11 can not move in opposite directions when the pressure rods 11 are deformed by the person in the opposite directions;

the insulating shell II 2 is further provided with limiting holes 12 which are vertically and symmetrically arranged at one end close to the insulating shell I1, the two limiting holes 12 are respectively communicated with the two spring cavities 7, clamping pins 13 vertically penetrate through the limiting holes 12, the surfaces of the clamping pins 13 are attached to the walls of the limiting holes 12, the sections of the clamping pins 13 and the limiting holes 12 are preferably rectangular (as shown in fig. 6), the clamping pins 13 can stably move up and down, one end of the clamping pins 13 is fixedly connected with the surface of the pressing plate 10, the other end of the clamping pins 13 is clamped at one side, close to the insulating shell II 2, of the inner wall of the hollow cavity 5, so that the insulating shell I1 and the insulating shell II 2 can be stably connected under the action of the clamping pins 13, the anti-falling effect is achieved, and when the two pressing plates 10 move in opposite directions or reversely, the clamping pins 13 can be driven to realize the telescopic function, so that a person skilled in the art can control the disassembly and assembly of the insulating shell I1 and the insulating shell II 2 by manually pressing two pressing rods 9, and the operation is simple and convenient;

the elastic component comprises a baffle plate 14, the baffle plate 14 is fixedly arranged in the hollow cavity 5, a plurality of connecting holes 15 are formed in the edge of the baffle plate 14 in a circular array, one end of a first metal guide rod 3 extending into a first insulating shell 1 is attached to the surface of the baffle plate 14, an annular metal sleeve 16 is fixedly connected in the hollow cavity 5, one end of the baffle plate 14 far away from the first metal guide rod 3 is attached to one end of the annular metal sleeve 16, the annular metal sleeve 16 is preferentially made of copper, metal connecting rods 17 transversely penetrate through the connecting holes 15, the metal connecting rods 17 are preferentially made of copper, one ends of the metal connecting rods 17 are fixedly connected with the surface of the first metal guide rod 3, and the other ends of the metal connecting rods 17 are fixedly connected with the surface of the annular metal sleeve 16, so that the first metal guide rod 3 can be connected with the annular metal sleeve 16 under the action of the metal connecting rods 17, and current can flow among the first metal guide rod 3, the metal connecting rods 17 and the annular metal sleeve 16;

the surface of the partition plate 14 is transversely and fixedly connected with a plurality of second return springs 18, the plurality of second return springs 18 are all positioned at the inner side of the annular metal sleeve 16, one end, far away from the partition plate 14, of the plurality of second return springs 18 is fixedly connected with a metal connector 19, the metal connector 19 is preferentially arranged to be made of copper, the edge of the metal connector 19 is attached to the inner annular surface of the annular metal sleeve 16, so that current can flow among the metal guide rod I3, the plurality of metal connecting rods 17, the annular metal sleeve 16 and the metal connector 19, the center of one end, far away from the second return springs 18, of the metal connector 19 is provided with a slot 20, when one end, far away from the second return springs 4, of the metal guide rod II is inserted into the slot 20, the plurality of second return springs 18 are in a compressed state, at the moment, the plurality of second return springs 18 are compressed and deformed to generate elasticity under the action of the elasticity, the metal connector 19 can be provided with pushing force, so that the metal connector 19 is tightly pressed on the metal guide rod two 4, current can flow among the metal guide rod one 3, the metal connecting rods 17, the annular metal sleeve 16, the metal connector 19 and the metal guide rod two 4, namely, the aim of electric connection of two cable connectors is fulfilled, so that the cable connector connecting structure can ensure that the metal guide rod one 3 and the metal guide rod two 4 can be stably tightly pressed and connected, effectively improve the stability of current transmission, effectively avoid the situation of poor contact, be beneficial to the safe operation of an electric power system, and can also apply pushing force on the metal guide rod two 4 when the metal connector 19 is tightly pressed on the metal guide rod two 4 under the elastic force of the reset springs two 18, so that pushing force is applied to the insulating shell two 2, thereby ensuring that the bayonet lock 13 is subjected to a pressing force, the clamping effect of the clamping pin 13 is effectively improved;

the sealing assembly comprises a rubber sealing gasket 21, the rubber sealing gasket 21 is sleeved at one end, close to the first insulating shell 1, of the second insulating shell 2, when the first insulating shell 1 is connected with the second insulating shell 2, one end of the rubber sealing gasket 21 is attached to the surface of the second insulating shell 2, the other end of the rubber sealing gasket 21 is attached to the surface of the first insulating shell 1, and the rubber sealing gasket 21 is in a compressed state, so that the sealing performance of connection between the first insulating shell 1 and the second insulating shell 2 can be improved under the action of the rubber sealing gasket 21, and waterproof and dustproof operation is facilitated.

The working principle of the utility model is as follows: the technical staff in the field connects two cable heads to be connected on the first metal guide rod 3 and the second metal guide rod 4 respectively, then presses the two pressing rods 9 manually to enable the two clamping pins 13 to shrink, at the same time, the first return springs 11 deform to generate elastic force, then the technical staff in the field inserts one end of the second insulating shell 2 into the hollow cavity 5 of the first insulating shell 1 through the jack 6 to enable the second metal guide rod 4 to be inserted into the slot 20 on the metal connector 19, at the same time, the second return springs 18 deform to generate elastic force, then the technical staff in the field releases the pressing rods 9 to enable the clamping pins 13 to stretch out under the elastic force of the first return springs 11, and therefore the clamping pins are clamped on the inner wall of the hollow cavity 5, the first insulating shell 1 and the second insulating shell 2 can be connected stably, the anti-falling effect is achieved, and similarly, during disassembly, the technical staff only need to press the pressing rods 9 manually, and then the second insulating shell 2 can be pulled out, and the operation is simple and convenient;

then under the action of the elastic force, the metal connector 19 can be provided with thrust, so that the metal connector 19 is pressed on the metal guide rod II 4, current can flow among the metal guide rod I3, the metal connecting rods 17, the annular metal sleeve 16, the metal connector 19 and the metal guide rod II 4, namely, the aim of electric connection of two cable connectors is fulfilled, so that the cable connector connecting structure can enable the metal guide rod I3 and the metal guide rod II 4 to be stably pressed and connected, the stability of current transmission is effectively improved, the situation of poor contact is effectively avoided, the safe operation of an electric power system is facilitated, and under the action of the elastic force of the reset springs II 18, the thrust can be applied to the metal guide rod II 4 when the metal connector 19 is pressed on the metal guide rod II 4, so that the thrust is applied to the insulating shell II 2, the bayonet lock 13 is subjected to a pressing force, and the clamping effect of the bayonet lock 13 is effectively improved.

The above description is only of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides a cable joint connection structure, includes insulating housing one (1) and insulating housing two (2), insulating housing one (1) fixedly connected with metal guide arm one (3), insulating housing two (2) fixedly connected with metal guide arm two (4), is equipped with hollow chamber (5) in insulating housing one (1), and jack (6) have been seted up to insulating housing one (1) tip, and jack (6) are linked together with hollow chamber (5), its characterized in that: the insulation shell I (1) is connected with the insulation shell II (2) through an anti-falling component, the section of the metal guide rod I (3) is T-shaped, the metal guide rod II (4) is connected with the metal guide rod I (3) through an elastic component, and a sealing component is arranged between the insulation shell I (1) and the insulation shell II (2).

2. A cable splice connection structure according to claim 1, wherein: the anti-drop assembly comprises two spring cavities (7), wherein the two spring cavities (7) are symmetrically arranged on the upper side and the lower side of one end of the insulating housing II (2) close to the insulating housing I (1), mounting holes (8) are symmetrically formed in the upper end and the lower end of the insulating housing II (2), and the two mounting holes (8) are respectively communicated with the two spring cavities (7).

3. A cable splice connection structure according to claim 2, wherein: all vertically run through in mounting hole (8) have depression bar (9), depression bar (9) surface and mounting hole (8) pore wall laminating mutually, the equal fixedly connected with clamp plate (10) of one end in depression bar (9) extend to spring chamber (7), the equal fixedly connected with of clamp plate (10) surface is a plurality of reset spring (11), a plurality of reset spring (11) keep away from the equal fixedly connected with in spring chamber (7) inner wall of one end of clamp plate (10).

4. A cable splice connection structure according to claim 3, wherein: the insulation shell II (2) is close to insulation shell I (1) one end and is still symmetrically offered spacing hole (12) from top to bottom, two spacing hole (12) are linked together with two spring chamber (7) respectively, all vertically run through in spacing hole (12) have bayonet lock (13), bayonet lock (13) surface is laminated with spacing hole (12) pore wall mutually, bayonet lock (13) one end and clamp plate (10) fixed surface connection, the other end joint of bayonet lock (13) is close to one side of insulation shell II (2) at hollow chamber (5) inner wall.

5. A cable splice connection structure according to claim 1, wherein: the elastic component includes baffle (14), baffle (14) are fixed to be set up inside hollow chamber (5), a plurality of connecting holes (15) have been seted up to baffle (14) edge in circular array, one end that metal guide arm one (3) extended to in insulating housing one (1) is laminated with baffle (14) surface mutually.

6. A cable splice connection structure as defined in claim 5, wherein: the hollow cavity (5) is internally fixedly connected with an annular metal sleeve (16), one end, far away from the first metal guide rod (3), of the partition plate (14) is attached to one end of the annular metal sleeve (16), a plurality of metal connecting rods (17) transversely penetrate through the connecting holes (15), one ends of the metal connecting rods (17) are fixedly connected with the first metal guide rod (3) in surface, and the other ends of the metal connecting rods (17) are fixedly connected with the annular metal sleeve (16) in surface.

7. The cable joint connection structure according to claim 6, wherein: the utility model discloses a metal guide rod, including baffle (14), baffle (14) surface transverse fixedly connected with a plurality of reset spring two (18), a plurality of reset spring two (18) all are located annular metal cover (16) inboard, a plurality of the one end fixedly connected with metal connector (19) that baffle (14) were kept away from to reset spring two (18), metal connector (19) edge is laminated mutually with annular metal cover (16) inner ring surface, slot (20) have been seted up in the one end center that reset spring two (18) were kept away from to metal connector (19), works as when one end that metal guide rod two (4) were inserted in insulating housing one (1) inserts in slot (20), a plurality of reset spring two (18) are in compressed state.

8. A cable splice connection structure according to claim 1, wherein: the sealing assembly comprises a rubber sealing gasket (21), the rubber sealing gasket (21) is sleeved at one end, close to the first insulating shell (1), of the second insulating shell (2), when the first insulating shell (1) is connected with the second insulating shell (2), one end of the rubber sealing gasket (21) is attached to the surface of the second insulating shell (2), the other end of the rubber sealing gasket (21) is attached to the surface of the first insulating shell (1), and the rubber sealing gasket (21) is in a compressed state.