CN216120105U - High-voltage direct-current relay - Google Patents
High-voltage direct-current relay Download PDFInfo
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- CN216120105U CN216120105U CN202122302163.3U CN202122302163U CN216120105U CN 216120105 U CN216120105 U CN 216120105U CN 202122302163 U CN202122302163 U CN 202122302163U CN 216120105 U CN216120105 U CN 216120105U
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- 229920003023 plastic Polymers 0.000 claims abstract description 83
- 239000004033 plastic Substances 0.000 claims abstract description 83
- 239000000919 ceramic Substances 0.000 claims abstract description 36
- 238000003466 welding Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 238000001746 injection moulding Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 235000014676 Phragmites communis Nutrition 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000013011 mating Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Abstract
The utility model discloses a high-voltage direct-current relay, which comprises a ceramic cover, a main contact leading-out end, a coil rack, an auxiliary contact leading-out end, a coil leading-out end, a first connecting assembly and a second connecting assembly, wherein the ceramic cover is arranged on the ceramic cover; the first connecting component consists of a first plastic part and a first conductive part; the second connecting component consists of a second plastic part and a second conductive piece; the first connecting assembly is arranged on the top surface of the ceramic cover, and the second connecting assembly is arranged on the side surfaces of the ceramic cover and the coil rack; the upper end of the second conductive piece is provided with a pin structure, and the two ends of the first conductive piece are respectively provided with an electric connection jack and are respectively spliced and fixed with the auxiliary contact leading-out end and the pin structure of the second conductive piece by welding. The utility model can realize that the leading-out part of the leading-out end of the auxiliary contact is put at the bottom of the relay and led out in the same direction as the leading-out of the coil under the condition of meeting the requirements of high voltage and the auxiliary contact, and simultaneously, the utility model can also play the role of protecting strong current and weak current ends.
Description
Technical Field
The utility model relates to the technical field of relays, in particular to a high-voltage direct-current relay.
Background
The high-voltage direct-current relay in the prior art generally adopts a movable spring direct-acting (also called solenoid direct-acting) structure, a contact part of the high-voltage direct-current relay comprises two static contacts (namely load leading-out ends) and a movable assembly, the movable assembly comprises a movable spring part and a push rod assembly, the movable spring part is in bridge type fit between the two static contacts and is arranged at the top of the push rod assembly, two movable contacts of the movable spring part are respectively contacted with or separated from the two static contacts through the back-and-forth movement of the push rod assembly, when the two movable contacts are contacted, current flows in from one static contact, and flows out from the other static contact after passing through the movable spring part. With the rapid development of new energy, the novel energy source is applied to the fields of new energy automobiles, charging matching equipment, photovoltaic/wind energy power generation systems, engineering vehicles, UPS (uninterrupted Power supply) and the like. In the vehicle-mounted market, the mileage of demand is higher and higher, so to optimize the space utilization of battery as far as possible, what more adopted to the relay adhesion earlier stage is the high pressure to examining, and more customers need relay self to have the auxiliary contact function at present. In the high-voltage direct-current relay in the prior art, the auxiliary contact leading-out end is usually fixed on the top wall of the ceramic cover in a brazing mode, in the application of the new energy field, the leading-out part of the auxiliary contact leading-out end needs to be placed at the bottom of the relay and led out in the same direction as the coil leading-out direction, for example, a four-Pin connector is adopted for integrated quick plug-in leading-out, and on the other hand, as the auxiliary contact leading-out end and the main contact leading-out end (namely a static contact) are located on the top wall of the ceramic cover at the same position, strong and weak electricity cannot play a role in protection and isolation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a high-voltage direct-current relay, which can realize that the lead-out part of the lead-out end of an auxiliary contact is put at the bottom of the relay and led out in the same direction as the lead-out of a coil under the condition of meeting the requirements of high voltage and auxiliary contact through structural improvement, and can also play a role in protecting strong current and weak current ends.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a high-voltage direct-current relay comprises a ceramic cover, a main contact leading-out end, a coil rack, an auxiliary contact leading-out end and a coil leading-out end; the ceramic cover and the coil rack are distributed up and down; the two main contact leading-out ends and the two auxiliary contact leading-out ends are respectively fixed on the top wall of the ceramic cover and extend the respective bottom ends into the cavity of the ceramic cover; the winding shaft of the coil rack is vertically arranged; the coil leading-out end is arranged in a flange of the coil frame, and a leading-out section of the coil leading-out end is led out outwards; the relay further comprises a first connecting assembly and a second connecting assembly; the first connecting component consists of a first plastic part and a first conductive piece arranged in the first plastic part; the second connecting component consists of a second plastic part and a second conductive piece arranged in the second plastic part; the first connecting assembly is arranged on the top surface of the ceramic cover, and the second connecting assembly is arranged on the side surfaces of the ceramic cover and the coil rack; the upper end of the second conductive piece is provided with a pin structure, and the lower end of the second conductive piece is provided with a lead-out pin led out in the same direction as the lead-out section of the coil lead-out end; and two ends of the first conductive piece are respectively provided with an electric connection jack and are respectively spliced and fixed with the auxiliary contact leading-out end and the pin structure of the second conductive piece by welding.
The coil terminals are mounted in the lower flange of the bobbin.
The coil leading-out end is fixed in the lower flange of the coil rack in an insert injection molding mode.
The first conductive piece is fixed in the first plastic piece in an insert injection molding mode.
The first plastic part is provided with a yielding hole which is matched with the leading-out end of the main contact, and the two yielding holes of the first plastic part are matched with the two leading-out ends of the main contact correspondingly, so that the first plastic part is positioned on the top surface of the ceramic cover.
The second conductive piece is fixed in the second plastic piece in an insert injection molding mode.
The relay further comprises a U-shaped yoke iron, and the U-shaped yoke iron is wrapped on the bottom surface and two opposite side surfaces of the coil frame; the second connecting assembly corresponds to the outer side of the side wall of one of the U-shaped yokes, at least one plastic convex bud is arranged on one side, facing the U-shaped yokes, of the second plastic part, at least one through hole capable of being matched with the plastic convex bud of the second plastic part is formed in the side wall of one of the U-shaped yokes, and the plastic convex bud of the second plastic part is in interference fit with the through hole of the U-shaped yoke.
The leading-out section of the coil leading-out end is bent into an L shape facing upwards; the leading-out pin of the second conductive piece is bent into a U shape and is arranged with the leading-out section of the coil leading-out end to form a plug-in structure with the leading-out pin facing upwards.
The second plastic part is a single part which is formed by injection molding in advance, the second plastic part is provided with an embedding groove, and the second conductive piece is embedded in the embedding groove of the second plastic part and is in interference fit with the embedding groove.
The embedded groove of the second plastic part is provided with at least one positioning bulge, the second conductive piece is provided with at least one positioning hole, and the second conductive piece realizes the positioning in the embedded groove of the second plastic part through the matching of the positioning hole and the positioning bulge of the second plastic part.
The relay further comprises a U-shaped yoke iron, and the U-shaped yoke iron is wrapped on the bottom surface and two opposite side surfaces of the coil frame; the second coupling assembling corresponds the next door of the lateral wall of the U-shaped of U type yoke, the back of the second working of plastics to the caulking groove with be equipped with boss or the recess that can mutually support between the edge of the lateral wall of the U-shaped of U type yoke, cooperate and fix through corresponding boss and recess between second working of plastics and the U type yoke.
Compared with the prior art, the utility model has the beneficial effects that:
the first connecting component is arranged on the top surface of the ceramic cover, and the second connecting component is arranged on the side surfaces of the ceramic cover and the coil rack; the upper end of the second conductive piece is provided with a pin structure, and the lower end of the second conductive piece is provided with a lead-out pin led out in the same direction as the lead-out section of the coil lead-out end; and two ends of the first conductive piece are respectively provided with an electric connection jack and are respectively spliced and fixed with the auxiliary contact leading-out end and the pin structure of the second conductive piece by welding. According to the structure, the auxiliary contact leading-out end is led to the bottom end of the relay from the top end of the ceramic cover in a way that two split parts (the first connecting assembly and the second connecting assembly) are matched, so that the problem that the auxiliary connecting assembly has two assembly directions simultaneously is solved, and the connecting assembly is fixed reliably and positioned accurately; meanwhile, when the auxiliary connecting assembly is one, the conductive piece is difficult to form at the bending position according to 90 degrees, and due to the fact that the part can rebound after being bent at the R angle, the leading-out pins (customer plug connectors) of the bottom connecting part cannot be effectively and reliably fixed, the subsequent assembly of the shell is difficult, and meanwhile, the production problems that the connecting assembly shakes in the turnover process are avoided.
The utility model is further explained in detail with the accompanying drawings and the embodiments; however, a high-voltage direct-current relay according to the present invention is not limited to the embodiment.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention (without a housing, the same applies below);
FIG. 2 is a front view of a first embodiment of the present invention;
FIG. 3 is a top view of a first embodiment of the present invention;
FIG. 4 is a side view of a first embodiment of the present invention;
FIG. 5 is a schematic perspective view of the first and second coupling assemblies of the first embodiment of the present invention;
FIG. 6 is a front view of the mating of the first and second coupling assemblies of the first embodiment of the present invention;
FIG. 7 is a top view of the mating of the first and second connector assemblies of the first embodiment of the present invention;
FIG. 8 is a side view of the mating of the first and second connection assemblies of the first embodiment of the present invention;
FIG. 9 is a perspective view of a first coupling assembly according to a first embodiment of the present invention;
FIG. 10 is a top view of a first coupling assembly in accordance with a first embodiment of the present invention;
fig. 11 is a perspective view of a second connecting assembly according to a first embodiment of the present invention;
fig. 12 is a front view of a second connection assembly of a first embodiment of the present invention;
fig. 13 is a side view of a second connection assembly of the first embodiment of the present invention;
FIG. 14 is a schematic perspective view of a second embodiment of the present invention;
fig. 15 is a schematic perspective view of a second embodiment of the present invention (the first connecting member is in a separated state);
fig. 16 is a schematic perspective view of a second embodiment of the present invention (the second connecting member is in a separated state, and does not include the first connecting member);
FIG. 17 is a perspective view of the first and second coupling assemblies of the second embodiment of the present invention;
fig. 18 is a perspective view of a second connecting assembly according to a second embodiment of the present invention;
fig. 19 is an exploded perspective view of a second linkage assembly of a second embodiment of the present invention;
fig. 20 is a perspective view of a second plastic component of a second connection assembly according to a second embodiment of the utility model.
Detailed Description
Example one
Referring to fig. 1 to 13, the high-voltage direct-current relay of the present invention includes a ceramic cover 1, a main contact leading-out terminal 2 (i.e., a main stationary contact), a coil former 3, an auxiliary contact leading-out terminal 4 (i.e., an auxiliary stationary contact), and a coil leading-out terminal 5; the ceramic cover 1 and the coil rack 3 are distributed up and down; the two main contact leading-out ends 2 and the two auxiliary contact leading-out ends 4 are respectively fixed at the top wall of the ceramic cover 1, the bottom ends of the two main contact leading-out ends and the two auxiliary contact leading-out ends extend into a cavity of the ceramic cover 1, and the ceramic cover 1 consists of a top wall and four side walls; the relay also comprises a driving reed, an auxiliary movable reed, a push rod assembly and other components (not shown in the figure), wherein the driving reed is matched below the two main contact leading-out ends 2, the auxiliary movable reed is matched below the two auxiliary contact leading-out ends 4, and the driving reed and the auxiliary movable reed are respectively arranged on the push rod assembly; the winding shaft of the coil rack 3 is vertically arranged, and the coil rack 3 is provided with an upper flange 31, a lower flange 32 and the winding shaft between the upper flange 31 and the lower flange 32; the coil leading-out end 5 is arranged in the lower flange 32 of the coil rack, and a leading-out section 51 of the coil leading-out end 5 is led out outwards, and a winding wire section 52 is further arranged on the coil leading-out end 5; the relay further comprises a first connecting assembly 8 and a second connecting assembly 9; the first connecting component 8 is composed of a first plastic part 81 and a first conductive member 82 arranged in the first plastic part 81; the second connecting assembly 9 is composed of a second plastic part 91 and a second conductive member 92 arranged in the second plastic part 91; the first connecting assembly 8 is arranged on the top surface of the ceramic cover 1, and the second connecting assembly 9 is arranged on the side surfaces of the ceramic cover 1 and the coil frame 3; the upper end of the second conductive member 92 is provided with a pin structure 921, and the lower end of the second conductive member 92 is provided with a lead-out pin 922 led out in the same direction as the lead-out section 51 of the coil lead-out terminal 5; two ends of the first conductive member 82 are respectively provided with an electrical connection jack 821 and an electrical connection jack 822, wherein one electrical connection jack 821 is fixed to the upper end of the auxiliary contact leading-out terminal 4 by welding after being plugged, and the other electrical connection jack 822 is fixed to the pin structure 921 of the second conductive member 92 by welding after being plugged. Thus, the auxiliary contact terminal 4 is led from the top surface of the ceramic cover 1 to the bottom of the relay through the first conductive member 82 of the first connecting member 8 and the second conductive member 92 of the second connecting member 9, and since there are two auxiliary contact terminals 4, there are two first conductive members 82 provided in the first plastic member 81, and the two first conductive members 82 are insulated and isolated by the plastic in the first plastic member 81, and similarly, there are two second conductive members 92 provided in the second plastic member 91, and the two second conductive members 92 are insulated and isolated by the plastic in the second plastic member 91.
In this embodiment, the coil terminals 5 are fixed in the lower flange 32 of the coil frame 3 by insert injection molding, that is, when the coil frame 3 is injection molded, the middle of the coil terminals 5 is directly injection molded.
In this embodiment, the first conductive member 82 is fixed in the first plastic member 81 by insert injection molding, that is, when the first plastic member 81 is injection molded, the middle portion of the first conductive member 82 is directly injection molded therein, so that the electrical connection insertion holes 821 and 822 of the first conductive member 82 are exposed.
In this embodiment, the first plastic member 81 is provided with the yielding holes 811 adapted to the main contact leading-out ends 2, and the two yielding holes 811 of the first plastic member 81 are matched with the two main contact leading-out ends 2 correspondingly, so as to position the first plastic member 8 on the top surface of the ceramic cover 1.
In this embodiment, the second conductive member 92 is fixed in the second plastic member 91 by insert injection molding. That is, when the second plastic part 91 is injection molded, the middle portion of the second conductive member 92 is directly injection molded therein, so that the pin structure 921 and the pin 922 of the second conductive member 82 are exposed.
In this embodiment, the relay further includes a U-shaped yoke 63, and the U-shaped yoke 63 is wrapped on the bottom surface and two opposite side surfaces of the bobbin 3; the second connecting assembly 9 corresponds to the outer side of one of the U-shaped side walls 631 of the U-shaped yoke 63, two plastic protrusions 911 are arranged on one side of the second plastic member 91 facing the U-shaped yoke 63, two through holes 632 capable of being matched with the plastic protrusions 911 of the second plastic member are arranged on one of the U-shaped side walls of the U-shaped yoke 63, and the plastic protrusions 911 of the second plastic member 91 are in interference fit with the through holes 632 of the U-shaped yoke 63, so that the second connecting assembly 9 is fixed with the U-shaped yoke 63.
In this embodiment, the lead-out section 51 of the coil lead-out terminal 5 is bent into an upward L-shape; the lead-out pin 922 of the second conductive member is bent into a U shape and is arranged with the lead-out section 51 of the coil lead-out terminal 5 to form a plug-in structure with the pin facing upwards.
In the high-voltage direct-current relay, the first connecting assembly 8 is arranged on the top surface of the ceramic cover 1, and the second connecting assembly 9 is arranged on the side surfaces of the ceramic cover 1 and the coil rack 3; the upper end of the second conductive member 92 is provided with a pin structure 921, and the lower end of the second conductive member 92 is provided with a lead-out pin 922 led out in the same direction as the lead-out section of the coil lead-out end; two ends of the first conductive member 82 are respectively provided with an electrical connection jack 821 and an electrical connection jack 822, and are respectively fixed with the auxiliary contact leading-out terminal 4 and the pin structure 921 of the second conductive member by welding after being plugged. According to the structure, the auxiliary contact leading-out end 4 is led to the bottom end of the relay from the top end of the ceramic cover in a way that two split parts (a first connecting component and a second connecting component) are matched, so that the problem that the auxiliary connecting component has two assembling directions simultaneously is solved, and the connecting component is fixed reliably and positioned accurately; meanwhile, when the auxiliary connecting assembly is one, the conductive piece is difficult to form at the bending position according to 90 degrees, and due to the fact that the part can rebound after being bent at the R angle, the leading-out pins (customer plug connectors) of the bottom connecting part cannot be effectively and reliably fixed, the subsequent assembly of the shell is difficult, and meanwhile, the production problems that the connecting assembly shakes in the turnover process are avoided.
Example two
Referring to fig. 14 to 20, a high-voltage direct-current relay according to the present invention is different from the first embodiment in that the second plastic part 91 is a separate part that is injection-molded in advance, the second plastic part 91 is provided with a groove 912, and the second conductive member 92 is embedded in the groove 912 of the second plastic part 91 and is in interference fit with the groove.
In this embodiment, two positioning protrusions 913 are disposed in the recessed groove 912 of the second plastic part 91, the second conductive member 92 has two positioning holes 923 corresponding to the two positioning protrusions 913, and the second conductive member 92 is positioned in the recessed groove 912 of the second plastic part 91 through the cooperation of the positioning holes 923 and the positioning protrusions 913 of the second plastic part 91.
In this embodiment, the number of the second connecting assemblies 9 is two, the two second connecting assemblies 9 are respectively corresponding to the two sides of the two side walls of the U-shape of the U-shaped yoke 63, a boss or a groove which can be matched with each other is arranged between the side of the U-shaped side wall of the U-shaped yoke 63 and the side back to the caulking groove of the second plastic part 91, and the second plastic part 91 is fixed with the U-shaped yoke 63 through the matching of the corresponding boss and the groove. Specifically, a groove 914 and a boss 915 are arranged in the second plastic part 91, a boss 633 formed by a recess and a groove 634 formed by a notch are arranged on the edge of the side wall of the U shape of the U-shaped yoke 63, when the second connecting assembly 9 is fixed with the U-shaped yoke 63, the groove 914 of the second plastic part 91 is matched with the boss 633 of the U-shaped yoke 63, and the boss 915 of the second plastic part 91 is matched with the groove 634 of the U-shaped yoke 63.
The foregoing is considered as illustrative of the preferred embodiments of the utility model and is not to be construed as limiting the utility model in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make many possible variations and modifications to the disclosed embodiments, or equivalent modifications, without departing from the scope of the disclosed embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (11)
1. A high-voltage direct-current relay comprises a ceramic cover, a main contact leading-out end, a coil rack, an auxiliary contact leading-out end and a coil leading-out end; the ceramic cover and the coil rack are distributed up and down; the two main contact leading-out ends and the two auxiliary contact leading-out ends are respectively fixed on the top wall of the ceramic cover and extend the respective bottom ends into the cavity of the ceramic cover; the winding shaft of the coil rack is vertically arranged; the coil leading-out end is arranged in a flange of the coil frame, and a leading-out section of the coil leading-out end is led out outwards; the method is characterized in that: the relay further comprises a first connecting assembly and a second connecting assembly; the first connecting component consists of a first plastic part and a first conductive piece arranged in the first plastic part; the second connecting component consists of a second plastic part and a second conductive piece arranged in the second plastic part; the first connecting assembly is arranged on the top surface of the ceramic cover, and the second connecting assembly is arranged on the side surfaces of the ceramic cover and the coil rack; the upper end of the second conductive piece is provided with a pin structure, and the lower end of the second conductive piece is provided with a lead-out pin led out in the same direction as the lead-out section of the coil lead-out end; and two ends of the first conductive piece are respectively provided with an electric connection jack and are respectively spliced and fixed with the auxiliary contact leading-out end and the pin structure of the second conductive piece by welding.
2. The high-voltage direct current relay according to claim 1, characterized in that: the coil terminals are mounted in the lower flange of the bobbin.
3. The high-voltage direct current relay according to claim 2, characterized in that: the coil leading-out end is fixed in the lower flange of the coil rack in an insert injection molding mode.
4. The high-voltage direct current relay according to claim 1, characterized in that: the first conductive piece is fixed in the first plastic piece in an insert injection molding mode.
5. The high-voltage direct current relay according to claim 1 or 4, characterized in that: the first plastic part is provided with a yielding hole which is matched with the leading-out end of the main contact, and the two yielding holes of the first plastic part are matched with the two leading-out ends of the main contact correspondingly, so that the first plastic part is positioned on the top surface of the ceramic cover.
6. The high-voltage direct current relay according to claim 1 or 2, characterized in that: the second conductive piece is fixed in the second plastic piece in an insert injection molding mode.
7. The high-voltage direct current relay according to claim 6, characterized in that: the relay further comprises a U-shaped yoke iron, and the U-shaped yoke iron is wrapped on the bottom surface and two opposite side surfaces of the coil frame; the second connecting assembly corresponds to the outer side of the side wall of one of the U-shaped yokes, at least one plastic convex bud is arranged on one side, facing the U-shaped yokes, of the second plastic part, at least one through hole capable of being matched with the plastic convex bud of the second plastic part is formed in the side wall of one of the U-shaped yokes, and the plastic convex bud of the second plastic part is in interference fit with the through hole of the U-shaped yoke.
8. The high-voltage direct current relay according to claim 7, characterized in that: the leading-out section of the coil leading-out end is bent into an L shape facing upwards; the leading-out pin of the second conductive piece is bent into a U shape and is arranged with the leading-out section of the coil leading-out end to form a plug-in structure with the leading-out pin facing upwards.
9. The high-voltage direct current relay according to claim 1 or 2, characterized in that: the second plastic part is a single part which is formed by injection molding in advance, the second plastic part is provided with an embedding groove, and the second conductive piece is embedded in the embedding groove of the second plastic part and is in interference fit with the embedding groove.
10. The high-voltage direct current relay according to claim 9, characterized in that: the embedded groove of the second plastic part is provided with at least one positioning bulge, the second conductive piece is provided with at least one positioning hole, and the second conductive piece realizes the positioning in the embedded groove of the second plastic part through the matching of the positioning hole and the positioning bulge of the second plastic part.
11. The high-voltage direct current relay according to claim 10, characterized in that: the relay further comprises a U-shaped yoke iron, and the U-shaped yoke iron is wrapped on the bottom surface and two opposite side surfaces of the coil frame; the second coupling assembling corresponds the next door of the lateral wall of the U-shaped of U type yoke, the back of the second working of plastics to the caulking groove with be equipped with boss or the recess that can mutually support between the edge of the lateral wall of the U-shaped of U type yoke, cooperate and fix through corresponding boss and recess between second working of plastics and the U type yoke.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302163.3U CN216120105U (en) | 2021-09-23 | 2021-09-23 | High-voltage direct-current relay |
| KR1020220120174A KR102783117B1 (en) | 2021-09-23 | 2022-09-22 | High-voltage DC relay with auxiliary contact |
| EP22197257.3A EP4156222A1 (en) | 2021-09-23 | 2022-09-22 | High-voltage dc relay with auxiliary contact |
| US17/950,256 US12009172B2 (en) | 2021-09-23 | 2022-09-22 | High-voltage DC relay with auxiliary contact |
| JP2022151329A JP7546017B2 (en) | 2021-09-23 | 2022-09-22 | High Voltage DC Relay with Auxiliary Contacts |
| US18/665,019 US20240297008A1 (en) | 2021-09-23 | 2024-05-15 | High-voltage dc relay |
| KR1020250032242A KR20250042718A (en) | 2021-09-23 | 2025-03-12 | High-voltage DC relay with auxiliary contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302163.3U CN216120105U (en) | 2021-09-23 | 2021-09-23 | High-voltage direct-current relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216120105U true CN216120105U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122302163.3U Active CN216120105U (en) | 2021-09-23 | 2021-09-23 | High-voltage direct-current relay |
Country Status (1)
| Country | Link |
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| CN (1) | CN216120105U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114695023A (en) * | 2022-04-06 | 2022-07-01 | 浙江英洛华新能源科技有限公司 | Relay with switch type auxiliary contact assembly |
| CN118280776A (en) * | 2024-03-29 | 2024-07-02 | 武汉嘉晨电子技术股份有限公司 | Relay with sampling terminal and assembly method |
| CN118712015A (en) * | 2024-08-30 | 2024-09-27 | 浙江环方汽车电器有限公司 | High voltage DC contactor |
-
2021
- 2021-09-23 CN CN202122302163.3U patent/CN216120105U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114695023A (en) * | 2022-04-06 | 2022-07-01 | 浙江英洛华新能源科技有限公司 | Relay with switch type auxiliary contact assembly |
| CN118280776A (en) * | 2024-03-29 | 2024-07-02 | 武汉嘉晨电子技术股份有限公司 | Relay with sampling terminal and assembly method |
| CN118712015A (en) * | 2024-08-30 | 2024-09-27 | 浙江环方汽车电器有限公司 | High voltage DC contactor |
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