CN204614738U - A kind of high-efficiency electromagnetic relay - Google Patents
A kind of high-efficiency electromagnetic relay Download PDFInfo
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- CN204614738U CN204614738U CN201520326781.3U CN201520326781U CN204614738U CN 204614738 U CN204614738 U CN 204614738U CN 201520326781 U CN201520326781 U CN 201520326781U CN 204614738 U CN204614738 U CN 204614738U
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- iron core
- electromagnetic relay
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- armature
- relay
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Abstract
The utility model relates to a kind of high-efficiency electromagnetic relay, it is characterized in that, described electromagnetic relay comprises electromagnetic mechanism and contact system, described contact system is arranged on electromagnetic mechanism, described electromagnetic mechanism comprises iron yoke, iron core, coil and pole shoe, and described iron yoke is set to U-shaped structure, and described iron core is fixed on the bottom of iron yoke, the both sides of described iron core are provided with coil, and described pole shoe is arranged on iron core.This device overall construction design is ingenious, compact, and cost is lower, and this electromagnetic type relay is quick on the draw, good stability.
Description
Technical field
The utility model relates to a kind of relay, is specifically related to a kind of high-efficiency electromagnetic relay, belongs to control circuit structure member technical field.
Background technology
Relay is that a kind of change according to certain input signal connects or disconnects control circuit, realize the electrical equipment of control action, the input signal of relay can be the electricity such as electric current, voltage, also can be the non electrical quantities such as temperature, speed, time, pressure, and export normally contact be switched on or switched off action, relay is not generally used for directly controlling to have the main circuit of larger current, but by contactor or other electrical equipment, main circuit is controlled, the kind of relay much can be divided into control relay, protection relay according to its purposes; Instantaneous acting relay, time-delay relay can be divided into by operate time, electromagnetic type relay, induction type relay, electrodynamic relay, thermal relay box electronic relay is divided into according to operation principle, wherein electromagnetic relay is widely used because of stable character, but there is following defect in electromagnetic type relay general in the market, 1) complicated integral structure, cost is higher, 2) sensitivity is poor, response lag; Therefore, a kind of new technical scheme of exigence solves above-mentioned technical problem.
Utility model content
The utility model, just for the technical problem existed in prior art, provides a kind of high-efficiency electromagnetic relay, and this device overall construction design is ingenious, compact, and cost is lower, and this electromagnetic type relay is quick on the draw, good stability.
To achieve these goals, the technical solution of the utility model is as follows, high-efficiency electromagnetic relay, is characterized in that, described electromagnetic relay comprises electromagnetic mechanism and contact system, described contact system is arranged on electromagnetic mechanism, described electromagnetic mechanism comprises iron yoke, iron core, coil and pole shoe, and described iron yoke is set to U-shaped structure, and described iron core is fixed on the bottom of iron yoke, the both sides of described iron core are provided with coil, and described pole shoe is arranged on iron core.
Improve as one of the present utility model, described electromagnetic mechanism also comprises the first support and the second support, the top of described first Bracket setting inside U-shaped iron yoke limit, and the bottom outside the other limit of U-shaped iron yoke fixed by described second support.First support and the second support strengthen the stability of fixed contact and moving contact combination, make sensitivity higher.
Improve as one of the present utility model, described contact system comprise fixed contact, moving contact, armature, reaction spring, described fixed contact is arranged on the first support, described armature is fixed on the inner side on a U-shaped iron yoke limit, described reaction spring is arranged between armature and the second support, the top of described armature is provided with reed, and the other end of described reed connects moving contact.
Improve as one of the present utility model, the coil 9 of described iron core both sides is identical, and is symmetrical arranged, and the balanced magnetic field of relay, it is sensitiveer, accurate to react.
Improve as one of the present utility model, between described armature and pole shoe, have air gap.
Improve as one of the present utility model, the height of described air gap is 5-10CM.
Relative to prior art, advantage of the present utility model is as follows: 1) the utility model overall construction design is ingenious, and compact conformation is practical; 2) the first support and the second support in this technical scheme, strengthens the stability of fixed contact and moving contact combination, makes sensitivity higher; 3) this technical scheme is provided with identical coil in the bilateral symmetry of iron core, the balanced magnetic field of relay, and it is sensitiveer, accurate to react; 4) this technical scheme cost is lower, and operating efficiency is high, is convenient to apply on a large scale.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram;
In figure: 1, fixed contact, 2, moving contact, 3, reed, 4, armature, 5, pole shoe, 6, air gap, 7, reaction spring, 8, iron yoke, 9, coil, 10, iron core, the 11, first support, the 12, second support.
Embodiment
In order to deepen understanding and cognition of the present utility model, below in conjunction with the drawings and specific embodiments the utility model be further described and introduce.
embodiment 1: see Fig. 1, a kind of high-efficiency electromagnetic relay, described electromagnetic relay comprises electromagnetic mechanism and contact system, described contact system is arranged on electromagnetic mechanism, described electromagnetic mechanism comprises iron yoke 8, iron core 10, coil 9 and pole shoe 5, and described iron yoke 8 is set to U-shaped structure, and described iron core 10 is fixed on the bottom of iron yoke 8, the both sides of described iron core 10 are provided with coil 9, and described pole shoe is arranged on iron core.This device overall construction design is ingenious, compact, and cost is lower, and this electromagnetic type relay is quick on the draw, good stability.
embodiment 2: see Fig. 1, improve as one of the present utility model, described electromagnetic mechanism also comprises the first support 11 and the second support 12, and described first support 11 is arranged on the top inside U-shaped iron yoke 8 one limits, and the bottom outside the other limit of U-shaped iron yoke 8 fixed by described second support 12.First support 11 and the second support 12 strengthen the stability of fixed contact 1 and moving contact 2 combination, make sensitivity higher.All the other structures are identical with embodiment 1 with advantage.
embodiment 3: see Fig. 1, improve as one of the present utility model, described contact system comprise fixed contact 1, moving contact 2, armature 4, reaction spring 7, described fixed contact is arranged on the first support, described armature is fixed on the inner side on a U-shaped iron yoke limit, described reaction spring is arranged between armature and the second support, and the top of described armature is provided with reed, and the other end of described reed connects moving contact.All the other structures are identical with embodiment 1 with advantage.
embodiment 4: see Fig. 1, improve as one of the present utility model, the coil 9 of described iron core both sides is identical, and is symmetrical arranged, and the balanced magnetic field of relay, it is sensitiveer, accurate to react.All the other structures are identical with embodiment 1 with advantage.
embodiment 5: see Fig. 1, improve as one of the present utility model, have air gap 6 between described armature and pole shoe, the height of described air gap is 5-10CM.All the other structures are identical with embodiment 1 with advantage.
Operation principle: see Fig. 1, a kind of high-efficiency electromagnetic relay, primarily of electromagnetic mechanism and contact system composition, the magnetic field in working gas gap is strengthened in the effect of iron core and iron yoke, the effect of armature mainly realizes electromagnetic energy and mechanical transformation of energy, the effect of pole shoe is the magnetic conductance increasing working gas gap, reaction spring and reed are used to provide reaction force, when after coil electricity, the exciting current of coil just produces magnetic field, thus produce electromagnetic attraction attraction armature, once magnetic force is greater than reactive spring force, armature is with regard to setting in motion, and drive the contact be attached thereto to move downward, moving contact and the break contact above it are disconnected, and close with the make contact below it, last armature is pull-in on the final position that contacts in pole shoe, if cut off coil power when armature is in final position, just fade away in magnetic field, armature can under the effect of reactive spring force, depart from pole shoe, and be again with moving contact to depart from make contact, turn back to initial position.
At least one in technical characteristic described in embodiment 2,3,4,5 and embodiment 1 can also be combined to form new execution mode by the utility model.
It should be noted that above-described embodiment, be not used for limiting protection range of the present utility model, equivalents done on the basis of technique scheme or the alternative scope all falling into the utility model claim and protect.
Claims (6)
1. high-efficiency electromagnetic relay, it is characterized in that, described electromagnetic relay comprises electromagnetic mechanism and contact system, described contact system is arranged on electromagnetic mechanism, described electromagnetic mechanism comprises iron yoke, iron core, coil and pole shoe, and described iron yoke is set to U-shaped structure, and described iron core is fixed on the bottom of iron yoke, the both sides of described iron core are provided with coil, and described pole shoe is arranged on iron core.
2. high-efficiency electromagnetic relay according to claim 1, it is characterized in that, described electromagnetic mechanism also comprises the first support and the second support, the top of described first Bracket setting inside U-shaped iron yoke limit, and the bottom outside the other limit of U-shaped iron yoke fixed by described second support.
3. high-efficiency electromagnetic relay according to claim 2, it is characterized in that, described contact system comprises fixed contact, moving contact, armature, reaction spring, described fixed contact is arranged on the first support, described armature is fixed on the inner side on a U-shaped iron yoke limit, described reaction spring is arranged between armature and the second support, and the top of described armature is provided with reed, and the other end of described reed connects moving contact.
4. high-efficiency electromagnetic relay according to claim 3, is characterized in that, the coil 9 of described iron core both sides is identical, and is symmetrical arranged.
5. the high-efficiency electromagnetic relay according to claim 3 or 4, is characterized in that, has air gap between described armature and pole shoe.
6. high-efficiency electromagnetic relay according to claim 5, is characterized in that, the height of described air gap is 5-10CM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326781.3U CN204614738U (en) | 2015-05-20 | 2015-05-20 | A kind of high-efficiency electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326781.3U CN204614738U (en) | 2015-05-20 | 2015-05-20 | A kind of high-efficiency electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204614738U true CN204614738U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520326781.3U Expired - Fee Related CN204614738U (en) | 2015-05-20 | 2015-05-20 | A kind of high-efficiency electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204614738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065382A (en) * | 2018-07-05 | 2018-12-21 | 国网浙江省电力有限公司舟山供电公司 | The machine driving single-pole double throw earthing or grounding means of DC earthing electric branch test |
-
2015
- 2015-05-20 CN CN201520326781.3U patent/CN204614738U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065382A (en) * | 2018-07-05 | 2018-12-21 | 国网浙江省电力有限公司舟山供电公司 | The machine driving single-pole double throw earthing or grounding means of DC earthing electric branch test |
| CN109065382B (en) * | 2018-07-05 | 2024-02-20 | 国网浙江省电力有限公司舟山供电公司 | Mechanical transmission single-pole double-throw grounding device for direct-current grounding branch test |
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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: 20150902 Termination date: 20200520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |