CN212062311U - High temperature resistant clapper type electromagnetic relay - Google Patents
High temperature resistant clapper type electromagnetic relay Download PDFInfo
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- CN212062311U CN212062311U CN202020721704.9U CN202020721704U CN212062311U CN 212062311 U CN212062311 U CN 212062311U CN 202020721704 U CN202020721704 U CN 202020721704U CN 212062311 U CN212062311 U CN 212062311U
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Abstract
The utility model provides a high temperature resistance claps formula electromagnetic relay, including base and electromagnetic component, push jack and the contact site of setting on the base, electromagnetic component includes iron core and winding at the coil of iron core outer end, sets up the armature in coil outer end relevant position and is used for installing the skeleton of armature, the intermediate position joint of skeleton has the couple, and couple outer end one side is extended out the coupler body, armature is L type structure, and the turning end downside of armature is equipped with the fixed orifices that corresponds the coupler body. The push sheet and the M terminal are fixedly embedded on the base, the push sheet is rotatably arranged on the base, the design of the push sheet is ingenious, the automatic assembly technology is realized, and the mechanical service life performance of a product is improved; due to the unique structural design, the deformation of the product during high-temperature baking is reduced, and the consistency of the product is fully ensured; through the optimal design of the coil, the armature and the iron core, the attraction force of the product is improved, the electromagnetic attraction force of the product is increased, and the reliability of the product is ensured.
Description
Technical Field
The utility model relates to an electromagnetic relay technical field specifically is a high temperature resistant claps box-like electromagnetic relay.
Background
An electromagnetic relay is an automatic switch which uses a smaller current and a lower voltage to control a larger current and a higher voltage. The switching function is realized by means of the electromagnet arranged in the switch, small current is introduced into a coil of the electromagnet, so that the electromagnet generates a magnetic field, the armature is attracted or loosened by utilizing the generation or disappearance of the magnetic field, and then the attraction or disconnection between the conductive elastic sheets is driven, and the conduction of a large-current loop is realized.
The existing product base has large thermal deformation at high temperature, and the base is easy to generate warping deformation to cause the parameter change of the product, thereby reducing the parameter stability of the relay and the electric service life of the relay.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a high temperature resistant claps box-like electromagnetic relay to solve the problem of proposing among the above-mentioned background art.
The utility model provides a technical problem adopt following technical scheme to realize: the utility model provides a high temperature resistant clapper type electromagnetic relay, includes base and sets up electromagnetic component, ejector pad and the contact site on the base, wherein:
the electromagnetic assembly comprises an iron core, a coil wound at the outer end of the iron core, an armature arranged at the corresponding position of the outer end of the coil and a framework for mounting the armature, a hook is clamped at the middle position of the framework, a hook body is extended from one side of the outer end of the hook, the armature is of an L-shaped structure, a fixing hole corresponding to the hook body is formed in the lower side of the corner end of the armature, the hook body penetrates through the fixing hole and hooks the armature at the upper end of the framework, the corner end of the inner side of the armature acts on the upper end of the framework to enable the armature to rotate within a certain range, and the upper end part of the armature is;
the lower end of the push sheet is rotatably arranged on the base, one side of the push sheet is provided with a push plate interacting with the armature, the other side of the push sheet is provided with a push rod interacting with the contact part, and the push rods are of a double-group parallel structure;
the contact part comprises an elastic sheet and an M terminal, the lower ends of the elastic sheet and the M terminal are embedded in the base and fixedly connected, one end, close to the M terminal, of the elastic sheet is provided with a movable contact, one end, corresponding to the elastic sheet, of the M terminal is provided with a fixed contact, when no electromagnetic acting force exists, the movable contact is not attached to the fixed contact, the elastic sheet is attached to the push rod under the action of self elasticity, and the push plate abuts against the lower end of the armature to enable the upper end of the armature to be not attached to the iron core.
As a further aspect of the present invention: the iron core and the framework are vertically installed on the base, and the outer end of the coil is bonded with one side of the adjacent framework through insulating colloid.
As a further aspect of the present invention: the coil is characterized in that two groups of coil terminals are vertically arranged at one end, far away from the coil, of the base, the coil terminals penetrate through the base and are arranged in parallel, and the upper ends of the coil terminals are connected with the coil.
As a further aspect of the present invention: the upper end outside of iron core is equipped with annular side cover, and the side cover restriction cup joints the coil on the iron core, and the one end that the side cover is close to the skeleton is equipped with the spacing convex body of restriction armature, spacing convex body is located the both sides of side cover.
As a further aspect of the present invention: the top of iron core is higher than the side cover so that armature contact, the height of skeleton is higher than the height of iron core.
Compared with the prior art, the beneficial effects of the utility model are that: the push sheet and the M terminal are fixedly embedded on the base, the push sheet is rotatably arranged on the base, the design of the push sheet is ingenious, the automatic assembly technology is realized, and the mechanical service life performance of a product is improved; due to the unique structural design, the deformation of the product during high-temperature baking is reduced, and the consistency of the product is fully ensured; through the optimal design of the coil, the armature and the iron core, the attraction force of the product is improved, the electromagnetic attraction force of the product is increased, and the reliability of the product is ensured.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a schematic front view of the present invention;
fig. 4 is a schematic view of the side cover mounting structure of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the specific drawings.
As shown in FIGS. 1-4,
this embodiment provides a high temperature resistant clapper type electromagnetic relay, including base 1 and set up electromagnetic component, ejector pad 2 and the contact site on base 1, wherein:
the electromagnetic assembly comprises an iron core 11, a coil 12 wound at the outer end of the iron core 11, an armature 13 arranged at the corresponding position of the outer end of the coil 12 and a framework 14 used for mounting the armature 13, a hook 15 is clamped at the middle position of the framework 14, a hook body 16 is extended from one side of the outer end of the hook 15, the armature 13 is of an L-shaped structure, a fixing hole 17 corresponding to the hook body 16 is formed in the lower side of the corner end of the armature 13, the hook body 16 penetrates through the fixing hole 17 and hooks the armature 13 to the upper end of the framework 14, the corner end of the inner side of the armature 13 acts on the upper end of the framework 14 to enable the armature 13 to rotate within a certain range, and the upper end part of the armature;
the lower end of the push piece 2 is rotatably arranged on the base 1, one side of the push piece 2 is provided with a push plate 21 interacting with the armature 13, the other side of the push piece 2 is provided with a push rod 22 interacting with the contact part, and the push rod 22 is of a double-group parallel structure, so that the transmission stability is improved;
the contact part comprises an elastic sheet 31 and an M terminal 32, the lower ends of the elastic sheet 31 and the M terminal 32 are embedded in the base 1 and fixedly connected, one end of the elastic sheet 31 close to the M terminal 32 is provided with a movable contact 33, one end of the M terminal 32 corresponding to the elastic sheet 31 is provided with a fixed contact 34, when no electromagnetic acting force exists, the movable contact 33 is not attached to the fixed contact 34, the elastic sheet 31 is attached to the push rod 22 under the action of self elasticity, and the push plate 21 abuts against the lower end of the armature 13 to enable the upper end of the armature 13 to be not attached to the iron core 11.
In this embodiment, the iron core 11 and the framework 14 are vertically installed on the base 1, and the outer end of the coil 12 is bonded with the adjacent framework 14 through an insulating colloid, so that the installation stability of the coil 12 and the framework 14 is improved. Two groups of coil terminals 18 are vertically arranged at one end of the base 1 far away from the coil 12, the coil terminals 18 penetrate through the base 1 and are arranged in parallel, and the upper ends of the coil terminals 18 are connected with the coil 12.
In this embodiment, an annular side cover 19 is disposed on an outer side of an upper end of the iron core 11, the side cover 19 limits the coil 12 sleeved on the iron core 11, a limiting protrusion 10 for limiting the armature 13 is disposed at an end of the side cover 19 close to the framework 14, and the limiting protrusion 10 is disposed on two sides of the side cover 19. The top of the iron core 11 is higher than the side cover 19 so as to facilitate the contact of the armature 13, and the height of the framework 14 is higher than that of the iron core 11.
The utility model discloses a theory of operation does: after the electromagnetic assembly is electrified, electromagnetic force is generated to adsorb the armature 13, the armature 13 rotates to a certain extent under the action of the framework 14, the lower end of the armature 13 tilts and pushes the push plate 21, the push plate 2 rotates under stress and enables the push rod 22 to act on the elastic sheet 31, the elastic sheet 31 bends under stress, and the movable contact 33 is jointed and communicated with the fixed contact 34; after the electromagnetic assembly is powered off, the electromagnetic force disappears, the elastic sheet 31 resets under the action of the self elastic force and pushes the push sheet 2, and the push plate 21 props against the lower end of the armature 13 to enable the upper end of the armature 13 to be tilted and separated from the iron core 11.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a high temperature resistant clapper formula electromagnetic relay which characterized in that: including base and electromagnetic component, push jack and the contact site of setting on the base, wherein:
the electromagnetic assembly comprises an iron core, a coil wound at the outer end of the iron core, an armature arranged at the corresponding position of the outer end of the coil and a framework for mounting the armature, a hook is clamped at the middle position of the framework, a hook body is extended from one side of the outer end of the hook, the armature is of an L-shaped structure, a fixing hole corresponding to the hook body is formed in the lower side of the corner end of the armature, the hook body penetrates through the fixing hole and hooks the armature at the upper end of the framework, the corner end of the inner side of the armature acts on the upper end of the framework to enable the armature to rotate within a certain range, and the upper end part of the armature is;
the lower end of the push sheet is rotatably arranged on the base, one side of the push sheet is provided with a push plate interacting with the armature, the other side of the push sheet is provided with a push rod interacting with the contact part, and the push rods are of a double-group parallel structure;
the contact part comprises an elastic sheet and an M terminal, the lower ends of the elastic sheet and the M terminal are embedded in the base and fixedly connected, one end, close to the M terminal, of the elastic sheet is provided with a movable contact, one end, corresponding to the elastic sheet, of the M terminal is provided with a fixed contact, when no electromagnetic acting force exists, the movable contact is not attached to the fixed contact, the elastic sheet is attached to the push rod under the action of self elasticity, and the push plate abuts against the lower end of the armature to enable the upper end of the armature to be not attached to the iron core.
2. The high-temperature-resistant clapper-type electromagnetic relay as claimed in claim 1, wherein: the iron core and the framework are vertically installed on the base, and the outer end of the coil is bonded with one side of the adjacent framework through insulating colloid.
3. The high-temperature-resistant clapper-type electromagnetic relay as claimed in claim 2, wherein: the coil is characterized in that two groups of coil terminals are vertically arranged at one end, far away from the coil, of the base, the coil terminals penetrate through the base and are arranged in parallel, and the upper ends of the coil terminals are connected with the coil.
4. The high-temperature-resistant clapper-type electromagnetic relay as claimed in claim 3, wherein: the upper end outside of iron core is equipped with annular side cover, and the side cover restriction cup joints the coil on the iron core, and the one end that the side cover is close to the skeleton is equipped with the spacing convex body of restriction armature, spacing convex body is located the both sides of side cover.
5. The high-temperature-resistant clapper-type electromagnetic relay as claimed in claim 4, wherein: the top of iron core is higher than the side cover so that armature contact, the height of skeleton is higher than the height of iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020721704.9U CN212062311U (en) | 2020-05-06 | 2020-05-06 | High temperature resistant clapper type electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020721704.9U CN212062311U (en) | 2020-05-06 | 2020-05-06 | High temperature resistant clapper type electromagnetic relay |
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| Publication Number | Publication Date |
|---|---|
| CN212062311U true CN212062311U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020721704.9U Active CN212062311U (en) | 2020-05-06 | 2020-05-06 | High temperature resistant clapper type electromagnetic relay |
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| CN (1) | CN212062311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436937A (en) * | 2021-05-25 | 2021-09-24 | 中汇瑞德电子（芜湖）有限公司 | Relay with safety device |
-
2020
- 2020-05-06 CN CN202020721704.9U patent/CN212062311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436937A (en) * | 2021-05-25 | 2021-09-24 | 中汇瑞德电子（芜湖）有限公司 | Relay with safety device |
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