CN204696042U - A kind of electromagnetic relay - Google Patents
A kind of electromagnetic relay Download PDFInfo
- Publication number
- CN204696042U CN204696042U CN201520495190.9U CN201520495190U CN204696042U CN 204696042 U CN204696042 U CN 204696042U CN 201520495190 U CN201520495190 U CN 201520495190U CN 204696042 U CN204696042 U CN 204696042U
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- hairclipper
- locking
- draw
- groove
- testing button
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Abstract
The utility model discloses a kind of electromagnetic relay, comprise housing and magnetic circuit system, magnetic circuit system comprises armature, the top of housing is provided with cover cap, is provided with space between housing and cover cap, is provided with testing button and locking hairclipper above armature, locking hairclipper is slidably arranged on cover cap, pushing part is provided with above locking hairclipper, locking hairclipper forms elastic card, cover cap is interval with the first draw-in groove and the second draw-in groove, when engaging with the first draw-in groove to make the elastic card on locking hairclipper, the operation of testing button does not limit by locking hairclipper, elastic card is made to enter in the second draw-in groove process by the first draw-in groove at promotion locking hairclipper, described testing button pushes up downwards by the hairclipper inclined-plane on locking hairclipper presses and is with moving armature and moving contact action, when elastic card to coordinate with the second draw-in groove put in place time, moving contact with often open fixed contact and contact closed.Designs simplification of the present utility model is reasonable, and without the need to by instrument during locking testing button, it is very convenient to operate.
Description
Technical field
The utility model relates to a kind of electromagnetic relay.
Background technology
Electromagnetic relay, as the automatic switch device with isolation features, is widely used in the fields such as communication, automobile, Automated condtrol box and household electrical appliance, is one of important control device.
In the existing electromagnetic relay on-line testing stage, need to test the normal-closed end circuit under the contact transition status of output loop and normal open-end circuit, in practical operation, under the cold condition of input circuit coil of being everlasting, complete the test of contact conversion.Conventional test methodologies is made armature band moving contact by hand pressing testing button and often opened fixed contact and contact conducting and test, once lose hand pressure in test process, testing button will upwards reset under the action of the spring, cause moving contact and often open fixed contact and be separated, and then cannot test be completed, therefore in test process, people can not leave from start to finish; Then market occurs that there is the electromagnetic relay (disclosed in patent documentation 203288534U electromagnetic relay) that status lock determines testing button, this electromagnetic relay is in test process, by locking after described testing button pressing is remained on closure state to make described moving contact and often to open fixed contact, so, in test process, people can leave away.But existing market having the unreasonable structure that status lock determines the electromagnetic relay of testing button, can must complete by instrument during locking testing button, operation has inconvenience more.
Utility model content
To this, the utility model aims to provide a kind of rational in infrastructure, does not need just testing button to be locked by instrument when test circuit, operation electromagnetic relay more easily.
The technical scheme realizing the utility model object is:
A kind of electromagnetic relay, comprises housing and is located at the magnetic circuit system in described housing, described magnetic circuit system comprises the armature linked with moving contact, the top of described housing is provided with cover cap, space is provided with between described housing and described cover cap, be provided with above described armature and can touch described armature to make moving contact and often to drive testing button that fixed contact closes and the locking hairclipper for being locked by described testing button, described cover cap and described housing correspondence position are provided with the button hole being suitable for arranging described testing button, and on described testing button, one-body molded promising described testing button provides the elastomeric element of upwards reseting elasticity with described space correspondence position, described locking hairclipper is slidably arranged on described cover cap, described locking hairclipper is provided with the pushing part of protruding described cover cap, described locking hairclipper forms elastic card, described cover cap is interval with the first draw-in groove and the second draw-in groove that are applicable to coordinating with described elastic card on described locking hairclipper slidably direction, when engaging with described first draw-in groove to make the described elastic card on described locking hairclipper, the operation of described testing button does not limit by described locking hairclipper, described elastic card is made to enter in described second draw-in groove process by described first draw-in groove at the described locking hairclipper of promotion, described testing button pushes up downwards and compresses into and drive described armature and moving contact action by the hairclipper inclined-plane on described locking hairclipper, when described elastic card to coordinate with described second draw-in groove put in place time, described moving contact contacts closed with described fixed contact of often opening.
In technique scheme, be provided with bending arc sections in the middle part of described elastomeric element, described arc sections is back to described housing and offset with described housing end face.
In technique scheme, described elastomeric element is connected with described housing clamping.
In technique scheme, described pushing part is provided with increases the double wedge that frictional force is beneficial to promote described locking hairclipper.
In technique scheme, described cover cap and described housing clamping.
In technique scheme, described cover cap and described housing clamping.
The utility model has positive effect: in (1) electromagnetic relay of the present utility model, for testing button provide the elastomeric element of upwards reseting elasticity and described testing button one-body molded, without the need to other mounting spring, elastic card is also one-body molded with locking hairclipper, amount of parts obviously reduces, designs simplification is reasonable, reduces production cost; Simultaneously when locking testing button, promoting locking hairclipper by pushing part and can complete locking, without the need to by other instrument, more convenient to operate.(2) in electromagnetic relay of the present utility model, bending arc sections is provided with in the middle part of elastomeric element, simultaneously described arc sections offsets back to described housing with described housing end face, so, described elastomeric element can provide larger elastic force for testing button, is beneficial to testing button and resets as early as possible.(3) in electromagnetic relay of the present utility model, described elastomeric element is connected with described housing clamping, can be beneficial to described elastomeric element fix by adopting this structure.
Accompanying drawing explanation
Fig. 1 is the vertical view of electromagnetic relay in the utility model;
Fig. 2 is the cutaway view along A-A line cutting in Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the cutaway view along B-B line cutting in Fig. 3;
Fig. 5 is in electromagnetic relay of the present utility model, the structural representation of described locking hairclipper;
Fig. 6 is for from structural representation when locking hairclipper shown in another angle views Fig. 5;
Fig. 7 is in electromagnetic relay of the present utility model, the structural representation of described testing button.
Reference numeral shown in figure is: 1-housing; 2-magnetic circuit system; 21-coil rack; 21-armature; 3-moving contact; 4-cover cap; 41-first draw-in groove; 42-second draw-in groove; 5-often opens fixed contact; 6-testing button; 61-elastomeric element; 7-locks hairclipper; 71-elastic card; 72-hairclipper inclined-plane; 73-pushing part.
Embodiment
Do to illustrate below in conjunction with the concrete structure of Figure of description to electromagnetic relay of the present utility model:
A kind of electromagnetic relay, as shown in Figures 1 to 7, it magnetic circuit system 2 comprising housing 1 and be located in described housing 1; Described magnetic circuit system 2 comprises electromagnetic assembly and is located at the armature 21 linked with moving contact 3 above described electromagnetic assembly; The top of described housing 1 is provided with cover cap 4, space is provided with between described housing 1 and described cover cap 4, be provided with above described armature 21 and can touch described armature 21 to make moving contact 3 and often to drive the closed testing button 6 of fixed contact 5 and the locking hairclipper 7 for being locked by described testing button 6 by pressing, described cover cap 4 and described housing 1 correspondence position are provided with the button hole being suitable for arranging described testing button 6, and on described testing button 6, one-body molded promising described testing button 6 provides the elastomeric element 61 of upwards reseting elasticity with described space correspondence position; described locking hairclipper 7 is slidably arranged on described cover cap 4, described locking hairclipper 7 is provided with the pushing part 73 (pushing part 73 is protruded cover cap 4 and is conducive to force) of protruding described cover cap 4, described locking hairclipper 7 forms elastic card 71, described cover cap 4 is interval with the first draw-in groove 41 and the second draw-in groove 42 being applicable to coordinating with described elastic card 71 on described locking hairclipper 7 slidably direction, when engaging with described first draw-in groove 41 to make the described elastic card 71 on described locking hairclipper 7, the operation of described testing button 6 does not limit (now make moving contact 3 by staff pressing testing button 6 and often open fixed contact 5 engaged test output loop) by described locking hairclipper 7, described elastic card 71 is made to enter in described second draw-in groove 42 process by described first draw-in groove 41 at the described locking hairclipper 7 of promotion, described testing button 6 pushes up downwards and compresses into and drive described armature 21 and moving contact 3 action by the hairclipper inclined-plane 72 on described locking hairclipper 7, when described elastic card 71 to coordinate with described second draw-in groove 42 put in place time (now testing button 6 is locked), described moving contact 3 contacts closed with described fixed contact 5 of often opening, after test completes, described locking hairclipper 7 is pushed away round about, the pressure that described hairclipper inclined-plane 72 is applied on testing button 6 removes gradually, described testing button 6 upwards resets under the effect of elastomeric element 61.In the present embodiment electromagnetic relay, for testing button 6 provides the elastomeric element 61 of upwards reseting elasticity one-body molded with described testing button 6, without the need to other mounting spring, elastic card 71 is also one-body molded with locking hairclipper 7, amount of parts obviously reduces, and designs simplification is reasonable, reduces production cost; Simultaneously when locking testing button 6, promoting locking hairclipper 7 by pushing part 73 and can complete locking, without the need to by other instrument, more convenient to operate.
Further, be provided with bending arc sections in the middle part of described elastomeric element 61, described arc sections is back to described housing 1 and offset with described housing 1 end face; So, described elastomeric element can provide larger elastic force for testing button 6, is beneficial to testing button and resets as early as possible.
Described elastomeric element 61 in the present embodiment is connected with the clamping of described housing 1, can be convenient to elastomeric element 61 fix by adopting this structure.
In the present embodiment, described pushing part 73 is provided with increases the double wedge that frictional force is beneficial to promote described locking hairclipper 7, is arranged through increasing friction force like this thus is conducive to finger push locking hairclipper 7.
In the present embodiment, described cover cap 4 and the clamping of described housing 1, adopt this structure to be connected with described housing 1 by described cover cap 4 easily.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection range of the present utility model.
Claims (5)
1. an electromagnetic relay, comprises housing (1) and is located at the magnetic circuit system (2) in described housing (1), described magnetic circuit system (2) comprises the armature (21) linked with moving contact (3), it is characterized in that: the top of described housing (1) is provided with cover cap (4), space is provided with between described housing (1) and described cover cap (4), described armature (21) top is provided with can touch described armature (21) to make moving contact (3) and often to drive the closed testing button (6) of fixed contact (5) and the locking hairclipper (7) for being locked by described testing button (6), described cover cap (4) and described housing (1) correspondence position are provided with the button hole being suitable for arranging described testing button (6), described testing button (6) above provides the elastomeric element (61) of upwards reseting elasticity with the one-body molded promising described testing button (6) of described space correspondence position, described locking hairclipper (7) is slidably arranged on described cover cap (4), described locking hairclipper (7) is provided with the pushing part (73) of protruding described cover cap (4), described locking hairclipper (7) forms elastic card (71), described cover cap (4) is interval with the first draw-in groove (41) and the second draw-in groove (42) that are applicable to coordinating with described elastic card (71) on described locking hairclipper (7) slidably direction, when engaging with described first draw-in groove (41) to make the described elastic card (71) on described locking hairclipper (7), the operation of described testing button (6) is not by described locking hairclipper (7) restriction, described elastic card (71) is made to enter in described second draw-in groove (42) process by described first draw-in groove (41) the described locking hairclipper (7) of promotion, described testing button (6) pushes up downwards and compresses into and drive described armature (21) and moving contact (3) action by the hairclipper inclined-plane (72) on described locking hairclipper (7), when described elastic card (71) to coordinate with described second draw-in groove (42) put in place time, described moving contact (3) contacts closed with described fixed contact (5) of often opening.
2. electromagnetic relay according to claim 1, is characterized in that: described elastomeric element (61) middle part is provided with bending arc sections, and described arc sections is back to described housing (1) and offset with described housing (1) end face.
3. electromagnetic relay according to claim 2, is characterized in that: described elastomeric element (61) is connected with described housing (1) clamping.
4. electromagnetic relay according to claim 1, is characterized in that: described pushing part (73) are provided with increases the double wedge that frictional force is beneficial to promote described locking hairclipper (7).
5. electromagnetic relay according to any one of claim 1 to 4, is characterized in that: described cover cap (4) and described housing (1) clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495190.9U CN204696042U (en) | 2015-07-07 | 2015-07-07 | A kind of electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495190.9U CN204696042U (en) | 2015-07-07 | 2015-07-07 | A kind of electromagnetic relay |
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| Publication Number | Publication Date |
|---|---|
| CN204696042U true CN204696042U (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520495190.9U Active CN204696042U (en) | 2015-07-07 | 2015-07-07 | A kind of electromagnetic relay |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045955A (en) * | 2017-04-27 | 2017-08-15 | 厦门宏发电声股份有限公司 | A kind of electromagnetic relay of high pressure resistant large current load |
| WO2018130209A1 (en) * | 2017-01-11 | 2018-07-19 | 厦门宏发电声股份有限公司 | High power and high insulation performance relay for solar photovoltaic inverter |
| CN108615659A (en) * | 2016-12-09 | 2018-10-02 | 浙江正泰电器股份有限公司 | Electromagnetic relay |
| CN110214360A (en) * | 2017-01-23 | 2019-09-06 | 泰科电子Ec特鲁特诺夫公司 | Electromechanical relay with testing button |
| CN110504135A (en) * | 2019-07-29 | 2019-11-26 | 厦门宏发电声股份有限公司 | Facilitate the electromagnetic relay manual test construction of switch and electromagnetic relay of operation |
-
2015
- 2015-07-07 CN CN201520495190.9U patent/CN204696042U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615659A (en) * | 2016-12-09 | 2018-10-02 | 浙江正泰电器股份有限公司 | Electromagnetic relay |
| CN108615659B (en) * | 2016-12-09 | 2019-12-27 | 浙江正泰电器股份有限公司 | Electromagnetic relay |
| WO2018130209A1 (en) * | 2017-01-11 | 2018-07-19 | 厦门宏发电声股份有限公司 | High power and high insulation performance relay for solar photovoltaic inverter |
| US11031201B2 (en) | 2017-01-11 | 2021-06-08 | Xiamen Hongfa Electroacoustic Co., Ltd. | High power and high insulation performance relay for solar photovoltaic inverter |
| CN110214360A (en) * | 2017-01-23 | 2019-09-06 | 泰科电子Ec特鲁特诺夫公司 | Electromechanical relay with testing button |
| CN107045955A (en) * | 2017-04-27 | 2017-08-15 | 厦门宏发电声股份有限公司 | A kind of electromagnetic relay of high pressure resistant large current load |
| CN110504135A (en) * | 2019-07-29 | 2019-11-26 | 厦门宏发电声股份有限公司 | Facilitate the electromagnetic relay manual test construction of switch and electromagnetic relay of operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190128 Address after: 325603 Second Floor, No. 666 Jiaotong East Road, Wuniu Street, Yongjia County, Wenzhou City, Zhejiang Province Co-patentee after: Zhejiang Shenle Electric Co., Ltd. Patentee after: Shen Yue Limited by Share Ltd Address before: 325603 No. 49 Baixiang Development Road, Yueqing, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Shenle Electric Co., Ltd. |
|
| TR01 | Transfer of patent right |