CN208970446U - A kind of high voltage direct current relay of non-tight type - Google Patents
A kind of high voltage direct current relay of non-tight type Download PDFInfo
- Publication number
- CN208970446U CN208970446U CN201821516955.2U CN201821516955U CN208970446U CN 208970446 U CN208970446 U CN 208970446U CN 201821516955 U CN201821516955 U CN 201821516955U CN 208970446 U CN208970446 U CN 208970446U
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- Prior art keywords
- contact
- fixedly connected
- spring
- high voltage
- direct current
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Abstract
The utility model relates to DC relay fields, more particularly to a kind of high voltage direct current relay of non-tight type, including the contact room in relay1 case and relay1 case, stationary contact component, movable contact component, drive rod, first spring, second spring, iron core, armature and magnetizer, iron core sleeve is set in the middle part of drive rod, iron core upper end is fixedly connected with magnetizer, armature is sheathed on drive rod lower end, first spring is set to below movable contact component, second spring is arranged between iron core and armature, stationary contact component includes stationary contact stud and contact, stationary contact stud lower end is fixedly connected with contact, movable contact component includes contact bridge and contact, contact bridge upper end is fixedly connected with contact, stationary contact stud in contact room and stationary contact component is by in-mould injection in one.The utility model realizes non-tight structure using the contact of silver alloy, and structure is more compact, lightweight, and simplifying production technology reduces manufacturing cost.
Description
Technical field
The utility model relates to DC relay fields, and in particular to a kind of high voltage direct current relay of non-tight type.
Background technique
Existing high voltage direct current relay is difficult to realize high voltage and high current switching in the state of non-tight, in order to protect
Shield switch contact and the switching arc that quickly diminishes, high voltage direct current relay is all filled with pressurized inert gas at present, to fill and add
It calms the anger body, needs to increase many work during designing and manufacturing, just can ensure that can in the whole life cycle of relay
Retain gas by ground, increased production process is bound to so that manufacturing process is complicated, and manufacturing cost increases.These high-voltage relays
Device substantially carried out it is hermetically sealed, therefore, when extremely strong electric arc (when high overcurrent or short-circuit conditions such as occurs) is contacting
When the excessive gas pressure of indoor generation, it may be ruptured.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of high voltage direct current relay of non-tight type.
To achieve the above object, the technical scheme adopted by the utility model is a kind of high voltage direct current of non-tight type after
Electric appliance, including the contact room in relay1 case and relay1 case, stationary contact component, movable contact component, drive rod, the first bullet
Spring, second spring, iron core, armature and magnetizer, iron core sleeve is set in the middle part of drive rod, and iron core upper end is fixed with magnetizer
Connection, armature is sheathed on drive rod lower end, and armature is externally provided with coil, and the first spring is used to provide contact pressure to dynamic and static contact
Power, and the first spring is set to below movable contact component, second spring is used to generate the restoring force after relay power-off, and second
Spring is arranged between iron core and armature, and stationary contact component includes stationary contact stud and contact, stationary contact stud lower end and contact
It is fixedly connected, movable contact component includes contact bridge and contact, and contact bridge upper end is fixedly connected with contact, contact room and stationary contact group
Stationary contact stud in part is by in-mould injection in one.
It further, further include magnetic field component, magnetic field component is provided with magnet steel and magnet steel bracket, and magnetic field component setting exists
Contact outside.
Further, stationary contact stud and contact bridge are to be welded to connect with being fixedly connected for contact.
Further, it is round pie that contact, which is silver alloy shape, and round pie central point is provided with tapered protrusion, stationary contact
The face that point stud and contact bridge are fixedly connected with contact is provided with conical socket, and tapered protrusion and conical socket match.
Further, iron core upper end is riveting with the mode that is fixedly connected of magnetizer.
Further, contact bridge is fixedly connected by the first insulation sleeve with drive rod.
Further, the second insulation sleeve is provided with below the first insulation sleeve, and the first insulation sleeve lower end is inserted in second absolutely
Edge covers in inner cavity.
The beneficial effects of the utility model are: compared with existing high voltage direct current relay, since the utility model is using silver
Non-tight structure is realized in the contact of alloy material, can work in the case where no inert gas participates in, while also eliminating pair
Hermetically sealed needs have environmental protection characteristic, do not generate pollution, allow gas exchanges and external and internal pressure can be kept balanced, eliminate
The risk that ruptures under extreme arcing conditions, structure is more compact, lightweight, simplify production technology reduce manufacture at
This.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the diagrammatic cross-section of the utility model；
In figure: 1 stationary contact stud, 2 contact rooms, 3 magnet steel, 4 magnet steel brackets, 5 contact bridges, 6 first insulation sleeves, 7 first bullets
Spring, 8 second insulation sleeves, 9 magnetizers, 10 iron cores, 11 coils, 12 armature, 13 drive rods, 14 shells, 15 second springs, 16 touchings
Point, 17 tapered protrusions, 18 conical sockets.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with the embodiments, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only
To explain the utility model, it is not used to limit the utility model.
It should be understood that the orientation or positional relationship of the instructions such as term "left", "right" in the description of the present invention,
To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of description the utility model, rather than requires this practical new
Type must be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
As shown in Fig. 1 Fig. 2, the utility model provides a kind of high voltage direct current relay of non-tight type, including outside relay
Contact room 2, stationary contact component, movable contact component in shell 14 and relay1 case, drive rod 13, the first spring 7, second spring
15, iron core 10, armature 12 and magnetizer 9, iron core 10 are sheathed on 13 middle part of drive rod, and 10 upper end of iron core and magnetizer 9
It is fixedly connected, armature 12 is sheathed on 13 lower end of drive rod, and armature 12 is externally provided with coil 11, and the first spring 7 is used for dynamic and static touching
Point provides contact pressure, and the first spring 7 is set to below movable contact component, after second spring 15 is for generating relay power-off
Restoring force, and second spring 15 be arranged between iron core 10 and armature 12, stationary contact component includes stationary contact stud 1 and contact
16,1 lower end of stationary contact stud is fixedly connected with contact 16, and movable contact component includes contact bridge 5 and contact 16,5 upper end of contact bridge
It is fixedly connected with contact 16, the stationary contact stud 1 in contact room 2 and stationary contact component is by in-mould injection in one.
It further include magnetic field component in the present embodiment, magnetic field component is provided with magnet steel 3 and magnet steel bracket 4, magnetic field component setting
In 2 outside of contact room.
In the present embodiment, stationary contact stud 1 and contact bridge 5 are to be welded to connect with being fixedly connected for contact 16.
In the present embodiment, contact 16 is that silver alloy shape is round pie, and round pie central point is provided with tapered protrusion
17, the face that stationary contact stud 1 and contact bridge 5 are fixedly connected with contact 16 is provided with conical socket 18, tapered protrusion 17 and cone
Connected in star 18 matches.
In the present embodiment, 10 upper end of iron core is fixedly connected with mode with magnetizer 9 as riveting.
In the present embodiment, contact bridge 5 is fixedly connected by the first insulation sleeve 6 with drive rod 13.
In the present embodiment, the second insulation sleeve 8 is provided with below the first insulation sleeve 6, and 6 lower end of the first insulation sleeve is inserted in
In two insulation sleeves, 8 inner cavity.
The utility model on contact bridge 5 and stationary contact stud 1 mainly by increasing silver alloy contact 16, to reinforce bearing
Lotus can be worked to realize with non-airtightness structure in the case where no inert gas participates in.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, therefore, only
It should be included in this with any modifications, equivalent replacements, and improvements made by the utility model the description and the appended drawings content etc.
Within the protection scope of utility model.
Claims (7)
1. a kind of high voltage direct current relay of non-tight type, including the contact room in relay1 case and relay1 case, stationary contact
Point component, movable contact component, drive rod, the first spring, second spring, iron core, armature and magnetizer, it is characterised in that: described
Iron core sleeve is set in the middle part of the drive rod, and the iron core upper end is fixedly connected with magnetizer, and the armature is sheathed on biography
Lever lower end, and the armature is externally provided with coil, first spring is used to provide contact pressure to dynamic and static contact, and described
First spring is set to below movable contact component, and the second spring is used to generate the restoring force after relay power-off, and described
Second spring is arranged between iron core and armature, and the stationary contact component includes stationary contact stud and contact, the stationary contact spiral shell
Column lower end is fixedly connected with the contact, and the movable contact component includes contact bridge and contact, the contact bridge upper end with it is described
Contact is fixedly connected, and the stationary contact stud in the contact room and stationary contact component is by in-mould injection in one.
2. a kind of high voltage direct current relay of non-tight type according to claim 1, it is characterised in that: it further includes magnetic field
Component, the magnetic field component are provided with magnet steel and magnet steel bracket, and the magnetic field component is arranged in contact outside.
3. a kind of high voltage direct current relay of non-tight type according to claim 1, it is characterised in that: the stationary contact spiral shell
Column and the contact bridge are to be welded to connect with being fixedly connected for contact.
4. a kind of high voltage direct current relay of non-tight type according to claim 1, it is characterised in that: the contact is silver
Alloy shape is round pie, and round pie central point is provided with tapered protrusion, the stationary contact stud and the contact bridge with
The face that contact is fixedly connected is provided with conical socket, and the tapered protrusion and the conical socket match.
5. a kind of high voltage direct current relay of non-tight type according to claim 1, it is characterised in that: the iron core upper end
Portion is fixedly connected with mode with magnetizer as riveting.
6. a kind of high voltage direct current relay of non-tight type according to claim 1, it is characterised in that: the contact bridge is logical
The first insulation sleeve is crossed to be fixedly connected with drive rod.
7. a kind of high voltage direct current relay of non-tight type according to claim 6, it is characterised in that: first insulation
Set lower section is provided with the second insulation sleeve, and first insulation sleeve lower end is inserted in the second insulation sleeve inner cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821516955.2U CN208970446U (en) | 2018-09-17 | 2018-09-17 | A kind of high voltage direct current relay of non-tight type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821516955.2U CN208970446U (en) | 2018-09-17 | 2018-09-17 | A kind of high voltage direct current relay of non-tight type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208970446U true CN208970446U (en) | 2019-06-11 |
Family
ID=66755222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821516955.2U Expired - Fee Related CN208970446U (en) | 2018-09-17 | 2018-09-17 | A kind of high voltage direct current relay of non-tight type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208970446U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111415841A (en) * | 2020-03-19 | 2020-07-14 | 贵州航天电器股份有限公司 | Movable contact assembly and contactor with same |
| CN111916311A (en) * | 2020-09-04 | 2020-11-10 | 贵州航天电器股份有限公司 | High-voltage direct-current contactor with two sets of dynamic contact points |
-
2018
- 2018-09-17 CN CN201821516955.2U patent/CN208970446U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111415841A (en) * | 2020-03-19 | 2020-07-14 | 贵州航天电器股份有限公司 | Movable contact assembly and contactor with same |
| CN111916311A (en) * | 2020-09-04 | 2020-11-10 | 贵州航天电器股份有限公司 | High-voltage direct-current contactor with two sets of dynamic contact points |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20210917 |