CN107644788B - Push-piece rotary relay - Google Patents
Push-piece rotary relay Download PDFInfo
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- CN107644788B CN107644788B CN201710936774.9A CN201710936774A CN107644788B CN 107644788 B CN107644788 B CN 107644788B CN 201710936774 A CN201710936774 A CN 201710936774A CN 107644788 B CN107644788 B CN 107644788B
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Abstract
The invention relates to the technical field of relays, and particularly discloses a push-piece rotating type relay which comprises a base, an iron core, a coil, an armature, a push piece, a static terminal and an elastic terminal, wherein the base is provided with a first end and a second end; the middle part of the armature is rotatably arranged at one end of the base or/and the iron core, the other end of the iron core is used for attracting one end of the armature, one end of the push piece is rotatably arranged on the body, and the other end of the armature is used for driving the elastic terminal to conduct the static terminal through the other end of the push piece; after the coil is electrified, the iron core attracts one end of the armature so that the armature rotates around the middle part, the other end of the armature drives the other end of the push piece, the other end of the push piece rotates around the connection part of the push piece and the base, and the other end of the push piece can drive the elastic terminal to rotate relative to the base when rotating, so that the elastic terminal is conducted with the static terminal; the structural design of the relay is simplified, and the manufacturing cost of the relay is reduced.
Description
Technical Field
The invention relates to the technical field of relays, and particularly discloses a push-piece rotating type relay.
Background
An electromagnetic relay as an "automatic switch" in a circuit has been one of essential basic elements in many electronic devices; the electromagnetic relay mainly comprises a magnetic component, an armature, a push sheet and a contact component, when the magnetic component is electrified, the magnetic component generates magnetism to drive the armature to move, the moving armature drives the push sheet to move, and the moving push sheet drives the contact component to realize the conduction or disconnection of the contact component; in the manufacturing process of the electromagnetic relay, a limiting structure for limiting the movement of the push piece is additionally designed, the structure of the limiting mechanism for limiting the push piece is complex, the processing technology is complex, and the manufacturing cost of the relay is greatly increased.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a push-piece rotating type relay, wherein one end of a push piece is rotatably connected to a base, an armature drives the other end of the push piece to rotate, and the rotating push piece drives an elastic terminal to conduct a static terminal, so that the structural design of the relay is simplified, and the manufacturing cost of the relay is reduced.
In order to achieve the above object, the present invention provides a push plate rotary relay, which includes a base, an iron core, a coil, an armature, a push plate, a stationary terminal and an elastic terminal, wherein the base includes a body and a stud connected to the body, the iron core is installed in the stud, the coil is wound outside the stud, the coil is arranged around the iron core, the stationary terminal and the elastic terminal are both installed on the body, and the stationary terminal and the elastic terminal are arranged at intervals; the middle part of the armature is rotatably arranged at one end of the base or/and the iron core, the other end of the iron core is used for attracting one end of the armature, one end of the push piece is rotatably arranged on the body, and the other end of the armature is used for driving the elastic terminal to be switched on through the other end of the push piece.
Preferably, the push plate comprises a main body part and two protruding parts, one end of the main body part is rotatably arranged on the body, the two protruding parts are respectively positioned on two sides of the other end of the main body part, one protruding part is used for abutting against the other end of the armature, and the other protruding part is used for abutting against the elastic terminal.
Preferably, one end of the main body part is provided with a circular shaft body, the body is provided with a circular shaft hole used for accommodating the circular shaft body, and the circular shaft body rotates to be accommodated in the circular shaft hole.
Preferably, the number of the circular shaft bodies is two, the two circular shaft bodies are respectively positioned at two sides of one end of the main body part, one end of the main body part is also provided with a limiting body positioned between the two circular shaft bodies, the central axis of the limiting body is superposed with the central axes of the two circular shaft bodies, and the radius of the cross section of the limiting body is larger than that of the cross section of the circular shaft bodies; the quantity in circular shaft hole is two, and the body still is equipped with the shrinkage pool in two circular shaft holes of intercommunication, and the shrinkage pool is used for holding and establishes the spacing body, and the spacing body cooperates with the lateral wall of shrinkage pool both sides respectively with the both ends of two circular shaft body coupling.
Preferably, the iron core is the U type, and the iron core includes first plate body, second plate body, connects the transition plate body of first plate body and second plate body, and first plate body runs through abrupt post, and the middle part of armature is rotated and is set up in the one end that the transition plate body was kept away from to the second plate body, and the one end that the transition plate body was kept away from to first plate body is used for attracting the one end of armature.
Preferably, armature is L type, and armature includes the third plate body and the fourth plate body that extends from the bending of third plate body, and the junction of third plate body and fourth plate body rotates and sets up in the one end that the transition plate body was kept away from to the second plate body, and the one end that the transition plate body was kept away from to first plate body is used for attracting the third plate body, and the fourth plate body is used for switching on the quiet terminal via the other end drive elastic terminal of push jack.
Preferably, the relay is still including installing in the shell fragment that resets of second plate body, and the shell fragment that resets is equipped with the shell fragment portion, and the junction rotation of third plate body and fourth plate body sets up between the one end that the transition plate body was kept away from to shell fragment portion and second plate body.
Preferably, the third plate body is provided with a protruding piece, the third plate body is provided with a through hole penetrating through the fourth plate body, the elastic piece portion abuts against the protruding piece through the through hole, and the protruding piece is clamped between the elastic piece portion and one end, far away from the transition plate body, of the second plate body.
Preferably, the one end that the body was kept away from to the abrupt post is equipped with two flanges of interval each other, and one side that two flanges are close to each other all is equipped with the stopper, and the third plate body is located between the stopper of two flanges, and the both sides of third plate body are equipped with the fin that is located between two flanges respectively, and fourth plate body, fin are located the both sides of stopper respectively.
Preferably, the relay still includes the plastics shell of can dismantling the connection with the base, and the plastics shell is equipped with the holding blind hole and is located the division board in the holding blind hole, and the base is used for encapsulating iron core, coil, armature, push jack, quiet terminal and elastic terminal in the holding blind hole, and abrupt post, iron core, coil, armature are located the same one side of division board, and push jack, quiet terminal, elastic terminal are located the opposite side of division board, and the other end of push jack runs through the other end cooperation of division board and armature.
The invention has the beneficial effects that: after the coil is electrified, the iron core attracts one end of the armature so that the armature rotates around the middle part, the other end of the armature drives the other end of the push piece, the other end of the push piece rotates around the connection part of the push piece and the base, and the other end of the push piece can drive the elastic terminal to rotate relative to the base when rotating, so that the elastic terminal is conducted with the static terminal; the structural design of the relay is simplified, and the manufacturing cost of the relay is reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is an exploded view of another aspect of the present invention;
fig. 4 is a schematic perspective view of the base, the push plate and the armature of the present invention.
The reference numerals include:
1-base 2-iron core 3-coil
4-armature 5-push plate 6-static terminal
7-elastic terminal 8-body 9-protruding column
11-main body 12-projection 13-round shaft
14-round shaft hole 15-limiting body 16-concave hole
17-first plate body 18-second plate body 19-transition plate body
21-third board 211-protruding piece 22-fourth board
23-reset spring plate 24-spring plate part 25-convex plate
26-limiting block 27-fin 28-plastic shell
29-accommodating blind hole 31-partition plate.
Detailed Description
For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
Referring to fig. 1 to 4, the push plate rotary relay of the present invention includes a base 1, an iron core 2, a coil 3, an armature 4, a push plate 5, a stationary terminal 6 and an elastic terminal 7, wherein the base 1 is made of insulating plastic, the base 1 includes a body 8 and a stud 9 connected to the body 8, the body 8 is substantially a rectangular flat plate, the body 8 and the stud 9 are vertically disposed, the iron core 2 is disposed in the stud 9, the coil 3 is wound outside the stud 9, the coil 3 surrounds the iron core 2, the stationary terminal 6 and the elastic terminal 7 are both disposed on the body 8, and the stationary terminal 6 and the elastic terminal 7 are disposed at intervals; the middle of the armature iron 4 is rotatably arranged on the base 1 or/and one end of the iron core 2, the other end of the iron core 2 is used for attracting one end of the armature iron 4, one end of the push piece 5 is rotatably arranged on the body 8, the other end of the armature iron 4 is used for driving the other end of the push piece 5 to enable the push piece 5 to rotate, and the other end of the rotary push piece 5 drives the elastic terminal 7 to switch on the static terminal 6.
After the coil 3 is electrified, the iron core 2 attracts one end of the armature 4 to enable the armature 4 to rotate, the other end of the armature 4 drives the other end of the push piece 5 to enable the other end of the push piece 5 to rotate around the connection position of the push piece 5 and the base 1, and when the other end of the push piece 5 rotates, the elastic terminal 7 can be driven to rotate relative to the base 1, so that the conduction of the elastic terminal 7 and the static terminal 6 is realized; when the coil 3 is powered off, the elastic terminal 7 drives the push piece 5 to reversely rotate and reset under the action of the elastic restoring force of the elastic terminal, and drives the armature iron 4 to reversely rotate and reset when the push piece 5 reversely rotates until the elastic terminal 7 and the static terminal 6 are disconnected; the structural design of the relay is simplified, and the manufacturing cost of the relay is reduced.
The push sheet 5 comprises a main body portion 11 and two protruding portions 12, one end of the main body portion 11 is rotatably arranged on the body 8, the two protruding portions 12 are respectively located on two sides of the other end of the main body portion 11, namely, the main body portion 11 is located between the two protruding portions 12, one protruding portion 12 is used for abutting against the other end of the armature 4, and the other protruding portion 12 is used for abutting against the elastic terminal 7. After the coil 3 is electrified, the iron core 2 attracts one end of the armature 4 to enable the armature 4 to rotate, because the other end of the armature 4 is abutted to the protruding block portion 12, the other end of the armature 4 can push the push piece 5 to rotate through the protruding block portion 12, the rotating push piece 5 drives the elastic terminal 7 to rotate through the other protruding block portion 12, and then the elastic terminal 7 is enabled to be connected with the static terminal 6.
One end of the main body part 11 is provided with a circular shaft body 13, the main body 8 is provided with a circular shaft hole 14 for accommodating the circular shaft body 13, and the circular shaft body 13 is rotatably accommodated in the circular shaft hole 14. When the other end of the armature iron 4 pushes the other end of the push piece 5, the round shaft body 13 at one end of the push piece 5 can rotate in the round shaft hole 14, so that the push piece 5 rotates relative to the base 1, and the push piece 5 is ensured to rotate stably through the matching of the round shaft body 13 and the round shaft hole 14, and the use performance of the relay is improved.
The number of the circular shaft bodies 13 is two, the two circular shaft bodies 13 are respectively positioned on two sides of one end of the main body part 11, a limiting body 15 positioned between the two circular shaft bodies 13 is further arranged at one end of the main body part 11, the central axis of the limiting body 15 is overlapped with the central axis of the two circular shaft bodies 13, and the cross section radius of the limiting body 15 is larger than that of the circular shaft bodies 13; the quantity in circular shaft hole 14 is two, and two circular shaft body 13 rotate respectively and hold and establish in two circular shaft hole 14, and body 8 still is equipped with the shrinkage pool 16 in two circular shaft hole 14 of intercommunication, and shrinkage pool 16 is used for holding and establishes spacing body 15, and the both ends that spacing body 15 and two circular shaft body 13 are connected cooperate with the lateral wall in shrinkage pool 16 both sides respectively.
After the push sheet 5 is installed on the base 1, the limiting body 15 is accommodated in the concave hole 16, the two circular shaft bodies 13 are respectively accommodated in the two circular shaft holes 14, and the two ends of the connection between the limiting body 15 and the two circular shaft bodies 13 are respectively blocked by utilizing the side walls at the two sides of the concave hole 16, so that the push sheet 5 is prevented from moving back and forth along the connecting line of the two circular shaft bodies 13 in the using process of the relay.
After the coil 3 is electrified, the first plate body 17 of the iron core 2 attracts one end of the armature 4 to enable the armature 4 to rotate until one end of the armature 4 abuts against the first plate body 17, so that the magnetic induction line of the electromagnet circulates in a closed loop formed by the first plate body 17, the second plate body 18 and the armature 4, the elastic terminal 7 is ensured to be stably connected with the static terminal 6, and the use performance of the relay is improved.
The armature 4 is approximately L type, and the armature 4 includes the third plate 21 and the fourth plate 22 that extends from the bending of third plate 21, and the junction of third plate 21 and fourth plate 22 rotates and sets up on the second plate 18 keeps away from the one end of transition plate 19, and the one end that the transition plate 19 was kept away from to first plate 17 is used for attracting third plate 21, and fourth plate 22 is used for switching on stationary terminal 6 via the other end drive elastic terminal 7 of push jack 5.
After the coil 3 is electrified, the first plate body 17 attracts the third plate body 21, so that the armature 4 rotates by taking the joint of the third plate body 21 and the fourth plate body 22 as a center pivot, the fourth plate body 22 can drive the push piece 5 to rotate relative to the base 1 when rotating, the push piece 5 can drive the elastic terminal 7 to rotate when rotating, and the elastic terminal 7 can be conducted on the static terminal 6 until the third plate body 21 abuts against the first plate body 17.
The relay further comprises a reset elastic sheet 23 arranged on the second plate body 18, the reset elastic sheet 23 is provided with an elastic sheet part 24, and the joint of the third plate body 21 and the fourth plate body 22 is rotatably arranged between the elastic sheet part 24 and one end of the second plate body 18 far away from the transition plate body 19. After the coil 3 is electrified, the first plate body 17 attracts the third plate body 21, so that the armature 4 rotates, and the spring part 24 of the reset spring 23 is driven to elastically deform when the armature 4 rotates; after the coil 3 loses power, the elastic force of the elastic sheet part 24 is matched with the elastic force of the elastic terminal 7, so that the push sheet 5 and the armature iron 4 are reset quickly, and the service performance of the relay is improved.
The third plate 21 is provided with a protruding piece 211, the third plate 21 is provided with a through hole (not numbered) penetrating through the fourth plate 22, the elastic piece portion 24 abuts against the protruding piece 211 through the through hole, and the protruding piece 211 is clamped between the elastic piece portion 24 and one end of the second plate 18 away from the transition plate 19. After the coil 3 is electrified, one end of the iron core 2 attracts the armature 4, so that the armature 4 rotates around one end, away from the transition plate body 19, of the second plate body 18, the armature 4 rotates together with the protruding piece 211, and the protruding piece part 24 abuts against the protruding piece 211, so that the elastic piece part 24 of the reset elastic piece 23 can be driven to elastically deform when the protruding piece 211 rotates. Through the perforation arranged on the fourth plate body 22, the elastic sheet part 24 directly penetrates and butts against the protruding sheet 211, the elastic sheet part 24 is not required to be bent from two sides of the armature 4, the structural design of the reset elastic sheet 23 is simplified, and the manufacturing cost of the reset elastic sheet 23 is reduced.
Two protruding plates 25 which are spaced from each other are arranged at one end, away from the body 8, of the protruding column 9, limiting blocks 26 are arranged at one sides, close to each other, of the two protruding plates 25, the third plate body 21 is located between the limiting blocks 26 of the two protruding plates 25, two sides of the third plate body 21 are respectively blocked by the two protruding pieces 211, and the third plate body 21 is prevented from moving back and forth along a connecting line between the two protruding plates 25; the fins 27 between the two convex plates 25 are respectively arranged on two sides of the third plate body 21, the fourth plate body 22 and the fins 27 are respectively arranged on two sides of the limiting blocks 26, and after the relay assembly is completed, the two limiting blocks 26 are used for respectively blocking the two fins 27, so that the third plate body 21 is prevented from being withdrawn from the two convex plates 25.
The relay further comprises a plastic shell 28 detachably connected with the base 1, the plastic shell 28 is provided with an accommodating blind hole 29 and a partition plate 31 located in the accommodating blind hole 29, the base 1 is used for packaging the iron core 2, the coil 3, the armature 4, the push plate 5, the static terminal 6 and the elastic terminal 7 in the accommodating blind hole 29, and the plastic shell 28 is used for protecting all accessories of the relay to prevent the accessories of the relay from being damaged due to the fact that external objects collide with the accessories of the relay; the post 9 suddenly, the iron core 2, the coil 3, armature 4 is located the same one side of division board 31, push jack 5, quiet terminal 6, elastic terminal 7 is located the opposite side of division board 31, the other end of push jack 5 runs through the other end cooperation of division board 31 with armature 4, quiet terminal 6 constitutes the contact subassembly with elastic terminal 7, utilize division board 31 to keep apart contact subassembly and electro-magnet, avoid the magnetism of electro-magnet to cause the interference to contact subassembly normal use, promote the performance of relay.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (4)
1. A push-piece rotary relay comprises a base, an iron core, a coil, an armature, a push piece, a static terminal and an elastic terminal, wherein the base comprises a body and a stud connected with the body; the method is characterized in that: the middle part of the armature is rotatably arranged at one end of the base or/and the iron core, the other end of the iron core is used for attracting one end of the armature, one end of the push piece is rotatably arranged on the body, and the other end of the armature is used for driving the elastic terminal to conduct the static terminal through the other end of the push piece;
the iron core is U-shaped and comprises a first plate body, a second plate body and a transition plate body for connecting the first plate body and the second plate body, the first plate body penetrates through the protruding column, the middle part of the armature is rotatably arranged at one end, far away from the transition plate body, of the second plate body, and one end, far away from the transition plate body, of the first plate body is used for attracting one end of the armature;
the armature is L type, the armature comprises a third plate body and a fourth plate body extending from the third plate body in a bending way, the joint of the third plate body and the fourth plate body is rotatably arranged at one end of the second plate body, which is far away from the transition plate body, one end of the first plate body, which is far away from the transition plate body, is used for attracting the third plate body, and the fourth plate body is used for driving the elastic terminal to conduct the static terminal through the other end of the push piece;
the relay also comprises a reset elastic sheet arranged on the second plate body, the reset elastic sheet is provided with an elastic sheet part, and the joint of the third plate body and the fourth plate body is rotatably arranged between the elastic sheet part and one end of the second plate body, which is far away from the transition plate body;
the third plate body is provided with a protruding piece, the third plate body is provided with a through hole penetrating through the fourth plate body, the elastic piece part is abutted against the protruding piece through the through hole, and the protruding piece is clamped between the elastic piece part and one end of the second plate body, which is far away from the transition plate body;
two convex plates which are spaced from each other are arranged at one end, away from the body, of the protruding column, limiting blocks are arranged on one sides, close to each other, of the two convex plates, the third plate body is located between the limiting blocks of the two convex plates, fins located between the two convex plates are arranged on two sides of the third plate body respectively, and the fourth plate body and the fins are located on two sides of the limiting blocks respectively; the relay further comprises a plastic shell detachably connected with the base, the plastic shell is provided with a containing blind hole and a partition plate located in the containing blind hole, the base is used for packaging the iron core, the coil, the armature, the push piece, the static terminal and the elastic terminal in the containing blind hole, the protruding column, the iron core, the coil and the armature are located on the same side of the partition plate, the push piece, the static terminal and the elastic terminal are located on the other side of the partition plate, and the other end of the push piece penetrates through the other end of the partition plate and is matched with the other end of the armature.
2. The push-tab rotary relay according to claim 1, characterized in that: the push sheet comprises a main body part and two protruding block parts, one end of the main body part is rotatably arranged on the body, the two protruding block parts are respectively positioned on two sides of the other end of the main body part, one protruding block part is used for abutting against the other end of the armature, and the other protruding block part is used for abutting against the elastic terminal.
3. The push-tab rotary relay according to claim 2, wherein: the one end of main part is equipped with the circle axis body, and the body is equipped with the circle shaft hole that is used for holding to establish the circle axis body, and the circle shaft body rotates to hold and locates in the circle shaft hole.
4. The push-tab rotary relay according to claim 3, wherein: the number of the circular shaft bodies is two, the two circular shaft bodies are respectively positioned on two sides of one end of the main body part, one end of the main body part is also provided with a limiting body positioned between the two circular shaft bodies, the central axis of the limiting body is superposed with the central axes of the two circular shaft bodies, and the radius of the cross section of the limiting body is larger than that of the cross section of the circular shaft bodies; the quantity in circular shaft hole is two, and the body still is equipped with the shrinkage pool in two circular shaft holes of intercommunication, and the shrinkage pool is used for holding and establishes the spacing body, and the spacing body cooperates with the lateral wall of shrinkage pool both sides respectively with the both ends of two circular shaft body coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710936774.9A CN107644788B (en) | 2017-10-10 | 2017-10-10 | Push-piece rotary relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710936774.9A CN107644788B (en) | 2017-10-10 | 2017-10-10 | Push-piece rotary relay |
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| Publication Number | Publication Date |
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| CN107644788A CN107644788A (en) | 2018-01-30 |
| CN107644788B true CN107644788B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710936774.9A Active CN107644788B (en) | 2017-10-10 | 2017-10-10 | Push-piece rotary relay |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7003787B2 (en) | 2018-03-27 | 2022-01-21 | オムロン株式会社 | relay |
| CN109727820A (en) * | 2019-01-16 | 2019-05-07 | 三友联众集团股份有限公司 | A kind of photovoltaic relay |
| CN109727821A (en) * | 2019-01-24 | 2019-05-07 | 三友联众集团股份有限公司 | A kind of spring return type electromagnetic relay |
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| CN201518298U (en) * | 2009-09-27 | 2010-06-30 | 东莞市三友联众电器有限公司 | Electromagnetic relay with improved jack |
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| CN205081060U (en) * | 2015-11-06 | 2016-03-09 | 浙江凡华电子有限公司 | Electromagnetic type relay |
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| CN207338263U (en) * | 2017-10-10 | 2018-05-08 | 三友联众集团股份有限公司 | A kind of push jack rotating relay |
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- 2017-10-10 CN CN201710936774.9A patent/CN107644788B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201262923Y (en) * | 2008-09-26 | 2009-06-24 | 王兆春 | Electromagnetic relay |
| CN201518298U (en) * | 2009-09-27 | 2010-06-30 | 东莞市三友联众电器有限公司 | Electromagnetic relay with improved jack |
| CN203434094U (en) * | 2013-07-03 | 2014-02-12 | 乐清市美硕电气有限公司 | Miniature electromagnetic relay with high sensitivity |
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| CN107644788A (en) | 2018-01-30 |
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