CN203859070U - Electromagnetic relay - Google Patents
Electromagnetic relay Download PDFInfo
- Publication number
- CN203859070U CN203859070U CN201420302061.9U CN201420302061U CN203859070U CN 203859070 U CN203859070 U CN 203859070U CN 201420302061 U CN201420302061 U CN 201420302061U CN 203859070 U CN203859070 U CN 203859070U
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- China
- Prior art keywords
- electromagnetic relay
- armature
- matching
- section
- component
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- Expired - Fee Related
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses an electromagnetic relay. The electromagnetic relay comprises a housing, an electromagnetic coil and a movable contact component, wherein the movable contact component comprises a movable shaft, an armature component and a return spring; the movable shaft comprises a guide head, a positioning section, a return spring section and a limiting section; the armature component comprises a movable contact and an armature; the movable contact is arranged at one end of the armature; the other end of the armature is connected with the limiting section; a baffle, a guide plate, a normally closed contact and a normally open contact are further arranged in the housing; a through hole matched with the return spring section is formed in the guide plate; a guide hole matched with the guide head is formed in the baffle. According to the utility model, the guide head and the guide hole are arranged and formed, so that stable movement of the movable contact component is ensured effectively; the movable contact and a static contact can be stably contacted and closed.
Description
Technical field
The utility model belongs to electromechanical engineering technical field, relates in particular to a kind of electromagnetic relay.
Background technology
Relay is a kind of electric control device, is conventionally applied in the control circuit of automation.It is actually the one " automatic switch " of going to control large electric current running with little electric current, can in circuit, play the effects such as automatic adjusting, safeguard protection, change-over circuit.Electromagnetic relay is the one in some relays.And the moving contact component of conventional electromagnetic relay always has rocking more or less at the volley; And be that controlled circuit has also just disconnected in the time of solenoid power-off.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide a kind of moving contact component motion stabilization and can be locked the electromagnetic relay of operating state by control circuit.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of electromagnetic relay, it comprises housing (1), solenoid (2) and moving contact component (3), this moving contact component (3) comprises movable axis (31), armature component (32) and back-moving spring (33), this movable axis (31) is by guide head (311), positioning section (312), back-moving spring section (313) and spacing section (314) composition, this armature component is made up of moving contact (321) and armature (322), moving contact (321) is placed in one end of armature (322), the other end of this armature (322) is connected with spacing section (314), in housing (1), be also provided with baffle plate (11), guide plate (12), normally-closed contact (13) and normally opened contact (14), this guide plate (12) is provided with the through hole matching with back-moving spring section (312), and baffle plate (11) is provided with the pilot hole (121) matching with guide head (311).
Wherein, moving contact component (3) also comprises buffer spring (34), and movable axis (31) also comprises buffer spring section (315).
Wherein, electromagnetic relay also comprises locking device (4), this locking device (4) comprises securing rod (41) and stage clip (42), and this securing rod (41) comprises handgrip (411), motion bar (412), pressing plate (413) and elongated insertion part (414); Housing (1) is provided with the loose slot matching with motion bar (412); Guide plate (12) is provided with the elongated insertion part chute (122) matching with elongated insertion part (414); The cross section of guide head (311) is square, and the side of this guide head (311) is provided with the lock hole (3111) matching with elongated insertion part (414).
Wherein, securing rod (41) also comprises stop pin (415), and guide plate (12) is provided with the stop pin chute (123) matching with stop pin (415).
Wherein, handle (411) and motion bar (412) are made up of insulating material.
(3) beneficial effect
Compared with prior art, guide head and pilot hole that the utility model arranges, effectively ensured the stable motion of moving contact component, moving contact and fixed contact can be stablized and contact closure; Buffer spring is set can reduces the contact gouging abrasion causing because of back-moving spring resilience force, the useful life of effectively improving relay in the time of solenoid power-off; In addition, be provided with locking device, can after solenoid power-off, still ensure by the normal work of control circuit; Wherein, in locking device, set up again a stop pin, can close at any time or the lock function of open locking device; Handle and motion bar are made non-conductive, can ensure when people use locking device can not get an electric shock.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model electromagnetic relay.
Fig. 2 is the moving contact component structural representation of the utility model electromagnetic relay.
Fig. 3 is the moving contact component upward view of the utility model electromagnetic relay.
Fig. 4 is the securing rod structural representation of the utility model electromagnetic relay.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but can not be used for limiting scope of the present utility model.
The structure of the utility model electromagnetic relay as shown in Figures 1 and 2, this electromagnetic relay comprises housing 1, solenoid 2 and moving contact component 3, this moving contact component 3 comprises movable axis 31, armature component 32 and back-moving spring 33, this movable axis 31 is made up of guide head 311, positioning section 312, back-moving spring section 313 and spacing section 314, this armature component is made up of moving contact 321 and armature 322, moving contact 321 is placed in one end of armature 322, the other end of this armature 322 and spacing period 314 be connected; In housing 1, be also provided with baffle plate 11, guide plate 12, normally-closed contact 13 and normally opened contact 14, this guide plate 12 is provided with the through hole matching with back-moving spring section 312, and baffle plate 11 is provided with the pilot hole 121 matching with guide head 311.Guide head and pilot hole that the utility model arranges, effectively ensured the stable motion of moving contact component, moving contact and fixed contact can be stablized and contact closure.
As shown in Figures 1 and 2, in the present embodiment, moving contact component 3 also comprises buffer spring 34, and movable axis 31 also comprises buffer spring section 315.The utility model arranges buffer spring can reduce the contact gouging abrasion causing because of back-moving spring resilience force in the time of solenoid power-off, the useful life of effectively improving relay.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, in the present embodiment, electromagnetic relay also comprises locking device 4, this locking device 4 comprises securing rod 41 and stage clip 42, this securing rod 41 comprises handgrip 411, motion bar 412, pressing plate 413 and elongated insertion part 414; Housing 1 is provided with the loose slot matching with motion bar 412; Guide plate 12 is provided with the elongated insertion part chute 122 matching with elongated insertion part 414; The cross section of guide head 311 is square, and the side of this guide head 311 is provided with the lock hole 3111 matching with elongated insertion part 414.The utility model is provided with locking device, after electromagnetic relay energising, guide head meeting down sliding, under the effect of stage clip, allow elongated insertion part pass in the lock hole that elongated insertion part chute enters guide head, after solenoid power-off, make like this moving contact component not reply, make moving contact still mutually closed with normally open contact, ensure by the normal work of control circuit.
As shown in Fig. 1 and Fig. 4, in the present embodiment, securing rod 41 also comprises stop pin 415, and guide plate 12 is provided with the stop pin chute 123 matching with stop pin 415.The utility model has been set up again a stop pin in locking device, and in stop pin embeds stop pin chute time, the lock function of locking device is opened; Be pulled outwardly while making stop pin go out of lock pin runner at user's handle, then rotary handle staggers stop pin and stop pin chute, the lock function of locking device is closed like this.
In the present embodiment, handle 411 and motion bar 412 are made up of insulating material.The utility model handle and motion bar are made non-conductive, can ensure when people use locking device can not get an electric shock.
These are only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. an electromagnetic relay, it is characterized in that: described electromagnetic relay comprises housing (1), solenoid (2) and moving contact component (3), described moving contact component (3) comprises movable axis (31), armature component (32) and back-moving spring (33), described movable axis (31) is by guide head (311), positioning section (312), back-moving spring section (313) and spacing section (314) composition, described armature component is made up of moving contact (321) and armature (322), described moving contact (321) is placed in one end of armature (322), the other end of this armature (322) is connected with spacing section (314), in described housing (1), be also provided with baffle plate (11), guide plate (12), normally-closed contact (13) and normally opened contact (14), described guide plate (12) is provided with the through hole matching with back-moving spring section (312), and described baffle plate (11) is provided with the pilot hole (121) matching with guide head (311).
2. electromagnetic relay according to claim 1, is characterized in that: described moving contact component (3) also comprises buffer spring (34), and described movable axis (31) also comprises buffer spring section (315).
3. according to the electromagnetic relay described in claim 1 any one, it is characterized in that: described electromagnetic relay also comprises locking device (4), described locking device (4) comprises securing rod (41) and stage clip (42), and described securing rod (41) comprises handgrip (411), motion bar (412), pressing plate (413) and elongated insertion part (414); Described housing (1) is provided with the loose slot matching with motion bar (412); Described guide plate (12) is provided with the elongated insertion part chute (122) matching with elongated insertion part (414); The cross section of described guide head (311) is square, and the side of this guide head (311) is provided with the lock hole (3111) matching with elongated insertion part (414).
4. electromagnetic relay according to claim 3, it is characterized in that: described securing rod (41) also comprises stop pin (415), described guide plate (12) is provided with the stop pin chute (123) matching with stop pin (415).
5. according to the electromagnetic relay described in claim 3 or 4 any one, it is characterized in that: described handgrip (411) and motion bar (412) are made up of insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302061.9U CN203859070U (en) | 2014-06-07 | 2014-06-07 | Electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302061.9U CN203859070U (en) | 2014-06-07 | 2014-06-07 | Electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859070U true CN203859070U (en) | 2014-10-01 |
Family
ID=51608912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420302061.9U Expired - Fee Related CN203859070U (en) | 2014-06-07 | 2014-06-07 | Electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203859070U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108231486A (en) * | 2018-01-17 | 2018-06-29 | 安徽中骄智能科技有限公司 | A kind of DC relay constructional device based on the contact of magnetic conductance displacement |
| CN114084772A (en) * | 2021-11-18 | 2022-02-25 | 湖北工程学院 | Top impact prevention device and method for elevator |
-
2014
- 2014-06-07 CN CN201420302061.9U patent/CN203859070U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108231486A (en) * | 2018-01-17 | 2018-06-29 | 安徽中骄智能科技有限公司 | A kind of DC relay constructional device based on the contact of magnetic conductance displacement |
| CN114084772A (en) * | 2021-11-18 | 2022-02-25 | 湖北工程学院 | Top impact prevention device and method for elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20150607 |
|
| EXPY | Termination of patent right or utility model |