CN211404416U - High-voltage large-current relay - Google Patents

Abstract

The utility model relates to a relay technical field, in particular to high-pressure heavy current relay, include: casing, relay, first fast plug-in connection subassembly, second fast plug-in connection subassembly, first cable and second cable. The relay is arranged in the shell; the first quick-plug connecting assembly and the second quick-plug connecting assembly are arranged above the shell. The first cable is connected with the first quick-plug assembly, and the second cable is connected with the second quick-plug assembly; the inner side of the first quick plug assembly is electrically connected with a main contact of the relay, and the inner side of the second quick plug assembly is electrically connected with a static contact of the relay. The utility model provides a high-pressure heavy current relay because binding post does not expose outside, can reduce the risk of discharging, has guaranteed the safe in utilization of relay. The high-voltage large-current relay provided by the utility model can realize automatic assembly in places with higher automation requirements; and has higher protection level requirement, and can be used in external environment.

Description

High-voltage large-current relay

Technical Field

The utility model relates to a relay technical field, in particular to high-pressure heavy current relay.

Background

Traditional heavy current relay's load end contact mode all is lock bolt contact and inserted sheet terminal contact, so connect the electrical part to have following not enough points: the wiring terminals are exposed, and in places with high integration level of electric devices, the wiring terminals have discharge risks and potential safety hazards. Secondly, locking bolt fixed mode is wasted time and energy, can't accomplish swift operation, and after operation a period, the torsion of bolt can attenuate, leads to contact failure to probably arouse the relay ablation phenomenon. And thirdly, in places with higher automation requirements, automatic assembly cannot be completed, and the method is a link which cannot be bypassed by large-scale assembly and production. And fourthly, the traditional high-current relay has no protection level requirement and cannot be used in an external environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses expose and the potential safety hazard is big and the relay passes through lock bolted connection cable and complex operation, easy contact failure's technical problem to the relay binding post that exists among the prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a high voltage high current relay comprising: the device comprises a shell, a relay, a first quick-plug connecting assembly, a second quick-plug connecting assembly, a first cable and a second cable;

the relay is arranged in the shell; the first quick-plug connecting assembly and the second quick-plug connecting assembly are arranged above the shell;

the first cable is connected with the first quick-plug assembly, and the second cable is connected with the second quick-plug assembly; the inner side of the first quick plug assembly is electrically connected with the main contact of the relay, and the inner side of the second quick plug assembly is electrically connected with the static contact of the relay.

Further, the first quick-plug connection assembly includes: the first plug, the first socket and the first connecting part;

one end of the first cable is connected with the first plug; the first socket is fixed on the shell, and the first plug is matched with the first socket; the inner side of the first socket is electrically connected with the main contact of the relay.

Further, the first quick-plug connection assembly further includes: a first lock catch;

one part of the first lock catch is fixed on the first plug, the other part of the first lock catch is fixed on the first socket, and the two parts of the first lock catch are mutually matched.

Further, the first connecting portion is a hollow box structure.

Further, the second quick-plug connection assembly includes: the second plug, the second socket and the second connecting part;

one end of the second cable is connected with the second plug; the second socket is fixed on the shell, and the second plug is matched with the second socket; the inner side of the second socket is electrically connected with the static contact of the relay.

Further, the second quick-plug connection assembly further includes: a second lock catch;

one part of the second lock catch is fixed on the second plug, the other part of the second lock catch is fixed on the second socket, and the two parts of the second lock catch are mutually matched.

Further, the second connecting part is of a hollow box structure.

Further, the method also comprises the following steps: a fixed part;

the fixing part is fixedly connected with the shell, and a mounting hole is formed in the fixing part; the fixing part is used for fixing the shell.

Further, the shell is of a hollow box structure.

The utility model provides a pair of high-pressure heavy current relay possesses following beneficial effect or advantage at least:

the utility model provides a high-voltage large-current relay, the relay is arranged in the shell, the first fast-plug connecting component and the second fast-plug connecting component are arranged above the shell; the first cable is connected with the first quick-plug assembly, and the second cable is connected with the second quick-plug assembly; the cables are connected through the quick plug assembly, so that the connection is convenient and quick; because the bolt connection is not adopted, and after the relay is operated for a period of time, the contact failure caused by the attenuation of the torsion of the bolt can be avoided, and the ablation phenomenon of the relay can be avoided. The inboard of first fast subassembly of inserting and the main contact electric connection of relay, the inboard of second fast subassembly of inserting and the stationary contact electric connection of relay, the wiring end setting of relay is in the inboard of first fast subassembly of inserting, second fast subassembly of inserting and casing, because binding post does not expose outside, can reduce the risk of discharging, has guaranteed the safe in utilization of relay. The high-voltage large-current relay provided by the utility model can realize automatic assembly in places with higher automation requirements; and has higher protection level requirement, and can be used in external environment.

Drawings

Fig. 1 is the embodiment of the present invention provides a high-voltage large-current relay structure diagram.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a first plug, 2-a first socket, 3-a second plug, 4-a second socket, 51-a part of a first latch, 52-another part of the first latch, 61-a part of a second latch, 62-another part of the second latch, 7-a first mounting part, 8-a second mounting part, 9-a housing, 10-a fixing part, 11-a wire, 12-a first cable, 13-a second cable.

Detailed Description

The utility model discloses expose and the potential safety hazard is big and the relay passes through lock bolted connection cable and complex operation, easy contact failure's technical problem to the relay binding post that exists among the prior art.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a high-voltage large-current relay, which mainly includes: the cable connector comprises a shell 9, a relay (not shown in the figure), a first quick-insertion connecting assembly (not shown in the figure), a second quick-insertion connecting assembly (not shown in the figure), a first cable 12 and a second cable 13. Wherein, the shell 9 is provided with a hollow box structure; the relay is arranged in the shell 9, and the specific position and the fixing mode of the relay in the shell 9 can be flexibly selected. The first quick-plug connecting assembly and the second quick-plug connecting assembly are connecting components between cables and relays, and are arranged above the shell 9 relatively; the first cable 12 is connected with the first quick-plug component, and the second cable 13 is connected with the second quick-plug component; the inner side of the first quick plug assembly is electrically connected with a main contact of the relay, and the inner side of the second quick plug assembly is electrically connected with a static contact of the relay.

Specifically, referring to fig. 1, the first quick-connect assembly includes: the plug comprises a first plug 1, a first socket 2, a first connecting part 7 and a first lock catch. The first connecting part 7 is of a hollow box structure, so that a wire can be conveniently arranged in the box structure. One end of the first cable 12 is connected with the first plug 1; the first socket 2 is fixed on the shell 9, and the first plug 1 is matched with the first socket 2 and can be quickly connected or separated; the inner side of the first socket 2 is electrically connected with the main contact of the relay. One part 51 of the first latch is fixed on the first plug 1, the other part 52 of the first latch is fixed on the first socket 2, and the two parts of the first latch are matched with each other; when the first plug 1 is connected with the first socket 2, the two parts of the first lock catch are buckled together, so that the first plug 1 and the first socket 2 can be prevented from falling off; the structure of the first lock catch can adopt a buckle structure commonly used in the field.

Referring to fig. 1, the second quick-connect assembly includes: the second plug 3, the second socket 4, the second connecting portion 8 and the second latch. The second connecting portion 8 has a hollow box structure. One end of the second cable 13 is connected with the second plug 3; the second socket 4 is fixed on the shell 9, and the second plug 3 is matched with the second socket 4 and can be quickly connected or separated; the inner side of the second socket 4 is electrically connected with the static contact of the relay. One part 61 of the second latch is fixed on the second plug 3, the other part 62 of the second latch is fixed on the second socket 4, and the two parts of the second latch are matched with each other; when the second plug 3 is connected with the second socket 4, the two parts of the second lock catch are buckled together, so that the second plug 3 and the second socket 4 can be prevented from falling off; the structure of the first lock catch can adopt a buckle structure commonly used in the field.

The embodiment of the utility model provides an in, this high-pressure heavy current relay still includes: a fixed part 10. The fixing part 10 is fixedly connected with the shell 9, and the fixing part 10 is provided with a mounting hole; the fixing portion 10 is used to fix the housing 9 to another structure by providing a connector such as a bolt in the mounting hole.

The embodiment of the utility model provides a high-pressure heavy current relay's working process does: referring to fig. 1, in use, the first plug 1 is inserted into the first socket 2, and the two parts of the first lock catch are locked together to prevent the first plug 1 from falling off from the first socket 2; the second plug 3 is inserted into the second socket 4, and the two parts of the second latch are latched together to prevent the second plug 3 from falling off from the second socket 4. And a relay weak current control end lead 11 led out from the shell is connected with an external relay control circuit to control the relay.

The embodiment of the utility model provides a high-pressure heavy current relay possesses following beneficial effect or advantage at least:

the embodiment of the utility model provides a high-voltage large-current relay, the relay sets up in the casing, and first fast plug-in connection subassembly and second fast plug-in connection subassembly set up above the casing; the first cable is connected with the first quick-plug assembly, and the second cable is connected with the second quick-plug assembly; the cables are connected through the quick plug assembly, so that the connection is convenient and quick; because the bolt connection is not adopted, and after the relay is operated for a period of time, the contact failure caused by the attenuation of the torsion of the bolt can be avoided, and the ablation phenomenon of the relay can be avoided. The inboard of first fast subassembly of inserting and the main contact electric connection of relay, the inboard of second fast subassembly of inserting and the stationary contact electric connection of relay, the wiring end setting of relay is in the inboard of first fast subassembly of inserting, second fast subassembly of inserting and casing, because binding post does not expose outside, can reduce the risk of discharging, has guaranteed the safe in utilization of relay. The high-voltage large-current relay provided by the embodiment of the utility model can realize automatic assembly in places with higher automation requirements; and has higher protection level requirement, and can be used in external environment.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (9)

1. A high voltage high current relay, comprising: the device comprises a shell, a relay, a first quick-plug connecting assembly, a second quick-plug connecting assembly, a first cable and a second cable;

the relay is arranged in the shell; the first quick-plug connecting assembly and the second quick-plug connecting assembly are arranged above the shell;

the first cable is connected with the first quick-plug assembly, and the second cable is connected with the second quick-plug assembly; the inner side of the first quick plug assembly is electrically connected with the main contact of the relay, and the inner side of the second quick plug assembly is electrically connected with the static contact of the relay.

2. The high voltage high current relay of claim 1, wherein said first quick-connect assembly comprises: the first plug, the first socket and the first connecting part;

one end of the first cable is connected with the first plug; the first socket is fixed on the shell, and the first plug is matched with the first socket; the inner side of the first socket is electrically connected with the main contact of the relay.

3. The high voltage high current relay of claim 2, wherein said first quick-connect assembly further comprises: a first lock catch;

one part of the first lock catch is fixed on the first plug, the other part of the first lock catch is fixed on the first socket, and the two parts of the first lock catch are mutually matched.

4. A high-voltage high-current relay according to claim 2, wherein said first connection portion is a hollow box structure.

5. The high voltage high current relay of claim 1, wherein said second quick-connect assembly comprises: the second plug, the second socket and the second connecting part;

one end of the second cable is connected with the second plug; the second socket is fixed on the shell, and the second plug is matched with the second socket; the inner side of the second socket is electrically connected with the static contact of the relay.

6. The high voltage high current relay of claim 5, wherein said second quick-connect assembly further comprises: a second lock catch;

one part of the second lock catch is fixed on the second plug, the other part of the second lock catch is fixed on the second socket, and the two parts of the second lock catch are mutually matched.

7. A high-voltage high-current relay according to claim 5, wherein said second connecting portion is a hollow box structure.

8. A high-voltage high-current relay according to any one of claims 1 to 7, further comprising: a fixed part;

the fixing part is fixedly connected with the shell, and a mounting hole is formed in the fixing part; the fixing part is used for fixing the shell.

9. A high-voltage high-current relay according to any one of claims 1 to 7, wherein said housing is a hollow box structure.

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