CN106024524B - A kind of compression spring of clapper-type electromagnetic relay - Google Patents
A kind of compression spring of clapper-type electromagnetic relay Download PDFInfo
- Publication number
- CN106024524B CN106024524B CN201610387811.0A CN201610387811A CN106024524B CN 106024524 B CN106024524 B CN 106024524B CN 201610387811 A CN201610387811 A CN 201610387811A CN 106024524 B CN106024524 B CN 106024524B
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- main leaf
- leaf body
- compression spring
- empennage
- clapper
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/30—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Insertion Pins And Rivets (AREA)
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Abstract
The invention discloses a kind of compression springs of clapper-type electromagnetic relay, include the main leaf body of a sheet shape, extend upper flank in a manner of plain film to both sides in the top of main leaf body, extend one section of empennage in a manner of plain film downwards in the end of upper flank, the lower part of main leaf body extends lower flank to both sides in a manner of plain film, and the centre of main leaf body is equipped with the tongue piece to form an angle with the planar shaped of main leaf body；The empennage of the main leaf body is equipped with bending part, in the plastics slot of the upper flank of compression spring loading relay, the arc surface that bending part is formed to be made to be in contact with the plastics slot of relay.With this structure, the present invention can improve the consistency of compression spring assembly and then improve the consistency of compressing force of compressed spring, while improving the convenience of compression spring assembly and then reducing the pollution of relay internal environment.
Description
Technical field
The present invention relates to relay technical fields, more particularly to a kind of compression spring of clapper-type electromagnetic relay.
Background technology
A kind of clapper-type electromagnetic relay of the prior art is as shown in Figure 1 to Figure 2, is to be pressed armature 201 using compression spring 100
Mounted in the knife-edge part of yoke 202, the compression spring of this clapper-type electromagnetic relay is as shown in Figure 3, Figure 4, and compression spring includes a plain film shape
Upper flank 102 is extended on the top of the main leaf body 101 of shape, main leaf body 101 to both sides in a manner of plain film, and the end of upper flank is downward
Extend one section of empennage 103 in a manner of plain film, the lower part of main leaf body extends lower flank 104, main leaf to both sides in a manner of plain film
The centre of body 101 is equipped with the tongue piece 105 to form an angle with the planar shaped of main leaf body, and tongue piece 105 can be equipped with bending part, by
It is equipped with plastics slot 203 at bobbin or pedestal made of plastics, plastics slot 203 is four, each two up and down, when installation,
As shown in figure 5, when installation, the main leaf body 101 of compression spring first will in an inclined manner downwards, this is drawn to avoid the coil of lower section
End 204, in this way, the upper flank 102 and empennage 103 of compression spring will enter bobbin in an inclined manner or the upper plastic of pedestal is inserted
Slot 203, after moving down certain distance, the empennage 103 of main leaf body is introduced into the upper plastic slot of bobbin or pedestal
203, tongue piece 105 starts to press to armature 201, at this point, the empennage 103 of main leaf body is in contact with upper plastic slot 203, empennage
103 punching sharp edge and 203 phase of plastics slot rub, and compression spring continues downward, makes the lower flank 104 of main leaf body into can coordinate
The position of the lower part plastics slot 203 of bobbin or pedestal, then the lower flank 104 of main leaf body is caught in lower part modeling in the horizontal direction
Expect in slot 203, makes the compression armature 201 of tongue piece 105 in the knife-edge part of yoke 202.
This compression spring is in inserting process, and there are following drawbacks：First, compression spring card base (i.e. the lower flank 104 of main leaf body) is
Sheet, thinner thickness, easy and plastics slot scraping, therefore be not easy to insert, efficiency of assembling is low, and Automated assembly is difficult；Two
It is that compression spring is deformed and is packed into not caused by compression spring is packed into position punching sharp edge with plastics slot wall scraping after existing compression spring inserting
In place, positional precision is low after leading to loading, and consistency is poor；It is above-mentioned bad to improve, it can be in compression spring and plastics slot with contraposition
It sets front end and carries out shaping removal punching sharp edge, but on the thick punching sharp edge less than 0.5 millimeter of material of the compression spring of existing product
It is more difficult that shaping, which goes out larger fillet, and it is very difficult that especially shaping, which goes out radius to be equivalent to the thick fillet of material,.
Invention content
It is an object of the invention to overcome the deficiency of the prior art, a kind of compression spring of clapper-type electromagnetic relay is provided, is led to
The improvement to compression spring structure is crossed, the consistency of compression spring assembly can be improved and then improves the consistency of compressing force of compressed spring, is carried simultaneously
The convenience and then reduction relay internal environment of high compression spring assembly pollute.
The technical solution adopted by the present invention to solve the technical problems is：A kind of compression spring of clapper-type electromagnetic relay, packet
Include the main leaf body of a sheet shape, upper flank is extended on the top of main leaf body to both sides in a manner of plain film, the end of upper flank to
Under extend one section of empennage in a manner of plain film, the lower part of main leaf body extends lower flank to both sides in a manner of plain film, main leaf body
Centre is equipped with the tongue piece to form an angle with the planar shaped of main leaf body；The empennage of the main leaf body is equipped with bending part, in compression spring
Upper flank be packed into relay plastics slot when, make bending part formed arc surface be in contact with the plastics slot of relay.
The bending part is the arc structure that corresponding to the one side direction bending of tongue piece is formed of the empennage end to main leaf body,
When bending part enters plastics slot, the arc surface on the both sides of the arc structure is in contact with the plastics slot respectively.
One face edge of the empennage also has the burr structure that is formed when main leaf body is punched, the empennage one facing towards
The tongue piece.
The bending part is that empennage end corresponds to the circular arc formed away from the one side direction bending of tongue piece to main leaf body
Structure, when bending part enters plastics slot, the arc surface on the both sides of the arc structure is in contact with the plastics slot respectively.
One face edge of the empennage also has the burr structure formed when main leaf body is punched, and the one side of the empennage is backwards
The tongue piece.
The bending angle of the arc structure is 0~30 degree.
The bending part is the circle protruded away from the one side direction of tongue piece that is being located at empennage stage casing and being towards main leaf body
Arc structure, when bending part enters plastics slot, the arc surface of the arc structure is in contact with the plastics slot.
The bending part is the fillet close to semicircle, and radius of corner is greater than or equal to the thickness of main leaf body.
The thickness of the main leaf body is less than or equal to 0.5 millimeter.
Compared with prior art, the beneficial effects of the invention are as follows：
1, present invention employs the empennages in main leaf body to be equipped with bending part, to be packed into the modeling of relay in the upper flank of compression spring
When expecting slot, the arc surface that bending part is formed is set to be in contact with the plastics slot of relay, this structure of the invention can carry
The consistency of high compression spring assembly and then the consistency for improving compressing force of compressed spring, while improving the convenience of compression spring assembly and then reducing
Relay internal environment pollutes.
2, present invention employs bending part is designed as one side direction folding corresponding to tongue piece of the empennage end to main leaf body
Bending at arc structure, or by bending part be designed as empennage end to main leaf body correspond to away from tongue piece one side side
The arc structure formed to bending, in this way, when bending part enters plastics slot, the arc surface on the both sides of the arc structure is distinguished
It is in contact with the plastics slot, this structure of the invention has good guiding role, to keep compression spring suitable when being packed into
Freely, will not scraping plastic channel side, cause compression spring to deform and stop halfway, can be directly loadable on earth, be easy to implement automatic
Disguise relative size precision and pressing force consistency between part after matching and improving assembly.
3, also there is the burr structure formed when main leaf body is punched, the empennage present invention employs a face edge of empennage
One side toward or away from the tongue piece, the present invention by setting burr direction in advance in compression spring plain film punching press so that pressure
Spring and the burr of the position of plastics slot pairing switch to inside after bending towards opposite direction, so as to avoid burr pair
The adverse effect of assembly.
4, present invention employs the one side direction bending corresponding to tongue piece of empennage end to main leaf body is either corresponding
It is designed as 0~30 degree in the bending angle for the arc structure that the one side direction bending away from tongue piece is formed so that compression spring inserting is arrived
Position ajust rear self-assembling formation gap can be opened under the action of own resilience by the reed of flange after fill fall, pressed from both sides after bending
Angle can also generate certain pressing force when larger, to reduce or completely eliminate compression spring and natural shape after the pairing of plastics slot
At gap so that compression spring interior location stablize, not because armature rotation when change, therefore when the actuating of relay compression spring pressure
Clamp force stabilization does not change, and substantially increases the performance of relay.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But a kind of clapper-type electromagnetic of the present invention
The compression spring of relay is not limited to embodiment.
Description of the drawings
Fig. 1 is that the compression spring of the prior art is assemblied in the D structure schematic diagram of relay；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the front view of the compression spring of the prior art；
Fig. 4 is the side view of the compression spring of the prior art；
Fig. 5 is the schematic diagram of the compression spring and relay assembling process of the prior art；
Fig. 6 is the front view of one present invention of embodiment；
Fig. 7 is the side view of one present invention of embodiment；
Fig. 8 is the portions the A enlarged diagram in Fig. 7；
Fig. 9 is the schematic diagram of one present invention and relay assembling process one of embodiment；
Figure 10 is the schematic diagram of one present invention and relay assembling process two of embodiment；
Figure 11 is the schematic diagram of one present invention and relay assembling process three of embodiment；
Figure 12 is the schematic diagram of one present invention and relay assembling process four of embodiment；
Figure 13 is the portions the B enlarged diagram in Figure 10；
Figure 14 is the front view of two present invention of embodiment；
Figure 15 is the side view of two present invention of embodiment；
Figure 16 is the portions the C enlarged diagram in Figure 15；
Figure 17 is the schematic diagram of two present invention and relay assembling process of embodiment；
Figure 18 is the portions the D enlarged diagram in Figure 17；
Figure 19 is the side view of three present invention of embodiment；
Figure 20 is the schematic diagram of three present invention and relay assembling process one of embodiment；
Figure 21 is the schematic diagram of three present invention and relay assembling process two of embodiment；
Figure 22 is the schematic diagram of three present invention and relay assembling process three of embodiment；
Figure 23 is the schematic diagram of three present invention and relay assembling process four of embodiment；
Figure 24 is the portions the E enlarged diagram in Figure 21.
Specific implementation mode
Embodiment one
Shown in Fig. 6 to Fig. 8, a kind of compression spring of clapper-type electromagnetic relay of the invention, including a sheet shape
Upper flank 31 is extended on the top of main leaf body 3, main leaf body 3 to both sides in a manner of plain film, and the end of upper flank 31 is downwards with plain film
Mode extends one section of empennage 32, and the lower part of main leaf body extends lower flank 33, the centre of main leaf body to both sides in a manner of plain film
The tongue piece 34 to form an angle equipped with the planar shaped with main leaf body；The empennage 32 of the main leaf body is equipped with bending part 35, to press
When the upper flank 31 of spring is packed into the plastics slot of relay, make the plastics slot phase of the arc surface and relay of the formation of bending part 35
Contact.
In the present embodiment, bending part 35 is that one side direction bending corresponding to tongue piece of 32 end of empennage to main leaf body is formed
Arc structure, when bending part 35 enters plastics slot, the arc surface on the both sides of the arc structure is inserted with the plastics respectively
Slot is in contact.
Bending part 35 is the fillet close to semicircle, and radius of corner is substantially equal to the thickness of main leaf body.The pressure of the present invention
Spring material thickness is less than or equal to 0.5 millimeter, i.e. the thickness of main leaf body 3 is less than or equal to 0.5 millimeter.
The bending angle of arc structure is 0~30 degree.
In the present embodiment, 321 edge of one side of empennage 32 also has the burr structure formed when main leaf body is punched, the tail
The one side 321 of the wing is towards the tongue piece 34.
Shown in Fig. 9 to Figure 13, when installation, the main leaf body 3 of compression spring first will in an inclined manner downwards, this is to avoid
The coil exit 41 of lower section, in this way, the upper flank 31 and empennage 32 of compression spring will enter bobbin or pedestal in an inclined manner
Upper plastic slot 42 (as shown in Figure 9), after moving down certain distance, the empennage 32 of main leaf body 3 is introduced into bobbin
Or the upper plastic slot 42 of pedestal, tongue piece 34 starts to press to armature 43 (as shown in Figure 10), at this point, the empennage 32 of main leaf body 3
It is that bending part 35 is in contact (as shown in figure 13) with upper plastic slot 42, utilizes the arc surface and plastics on the both sides of arc structure
42 phase of slot rubs, and compression spring continues downward, makes the lower flank 33 of main leaf body into the lower part of bobbin or pedestal can be coordinated to mould
Expect the position (as shown in figure 11) of slot 44, then the lower flank 33 of main leaf body is caught in lower part plastics slot 44 in the horizontal direction
In, make the compression armature 43 of tongue piece 34 in the knife-edge part (as shown in figure 12) of yoke 45.
It can be seen that after applying the present invention from above-mentioned installation, it is difficult to efficiently solve the problems, such as that compression spring is packed into, reduces assembly
Difficulty, positional precision and consistency after improving Automated assembly efficiency and being packed into solve the plastics bits generated after being packed into,
Reduce the plastics bits inside relay, by the rebound of the reed of flange after loading, reduces or completely eliminate compression spring and modeling
The gap for expecting self-assembling formation after slot matches, substantially increases the performance of relay.
A kind of compression spring of clapper-type electromagnetic relay of the present invention, the empennage 32 used in main leaf body are equipped with bending part
35, in the plastics slot 42 of the upper flank 31 of compression spring loading relay, to make the arc surface and relay of the formation of bending part 35
Plastics slot 42 be in contact, this structure of the invention can improve compression spring assembly consistency so that improve compressing force of compressed spring
Consistency, while improve compression spring assembly convenience so that reduce relay internal environment pollution.Present invention employs will roll over
Turn of bilge 35 is designed as the arc structure that corresponding to the one side direction bending of tongue piece is formed of the empennage end to main leaf body, in this way,
When bending part enters plastics slot 42, the arc surface on the both sides of the arc structure is in contact with the plastics slot 42 respectively, this
Invention this structure have good guiding role, to make compression spring be packed into when it is smooth, will not scraping plastic channel side, lead
It causes compression spring deformation and stops halfway, can be directly loadable on earth, be easy to implement Automated assembly and improve part after assembly
Between relative size precision and pressing force consistency.Present invention employs 321 edges of one side of empennage also to have in main leaf body
The burr structure formed when punching, the empennage one facing towards the tongue piece 34, the present invention passes through in compression spring plain film punching press current events
First set burr direction so that the burr for the position that compression spring is matched with plastics slot switchs to after bending towards opposite direction interior
Side, so as to avoid adverse effect of the burr to assembly.Present invention employs the corresponding to main leaf body by empennage end
The bending angle for the arc structure that the one side direction bending of tongue piece is formed is designed as 0~30 degree so that compression spring inserting is ajusted in place
Filling is fallen after the gap of self-assembling formation can be opened by the reed of flange under the action of own resilience afterwards, and angle is larger after bending
When can also generate certain pressing force, to reduce or completely eliminate after compression spring and the pairing of plastics slot between self-assembling formation
Gap so that compression spring interior location stablize, not because armature rotation when change, therefore when the actuating of relay compression spring pressing force it is steady
It is fixed not change, substantially increase the performance of relay.When bending angle it is bigger than normal more than 30 degree when, relay slot is widened,
Wall thickness reduction simultaneously, bending part screen resilience excessive extruding plastics socket sidewalls when flank is packed into the plastics slot of relay on compression spring
It can lead to plastic deformation.
Embodiment two
Shown in Figure 14 to Figure 18, a kind of compression spring of clapper-type electromagnetic relay of the invention, not with embodiment one
Be with place, the bending part 35 be located at 32 stage casing of empennage and be towards main leaf body 3 away from the one side side of tongue piece 34
To the arc structure 351 of protrusion, when bending part enters plastics slot, the arc surface of the arc structure 351 is inserted with the plastics
Slot 42 is in contact.
Embodiment three
Shown in Figure 19 to Figure 24, a kind of compression spring of clapper-type electromagnetic relay of the invention, not with embodiment one
It is that the bending direction of bending part 35 is different with place, bending part 35 is 32 end of empennage corresponding to away from tongue to main leaf body 3
The arc structure that the one side direction bending of piece is formed, when bending part 35 enters plastics slot, the circle on the both sides of the arc structure
Cambered surface is in contact with the plastics slot 42 respectively.
In the present embodiment, 322 edge of one side of empennage also has the burr structure formed when main leaf body is punched, the empennage
One side 322 backwards to the tongue piece 34.By setting burr direction in advance in compression spring plain film punching press so that compression spring and plastics
The burr of the position of slot pairing switchs to inside after bending towards opposite direction, so as to avoid burr to assembly not
Profit influences.
Embodiment one, embodiment three bending part be arc structure using flange self-assembling formation, the bending of embodiment two
Portion is then the arc structure formed using incomplete flange, and since compression spring is in inserting, compression spring position, which can be first subjected to, is pressed in rank
Counter-force on iron 43 leaning on one side to upper plastic slot 42 outward, therefore the arc structure 351 of compression spring being bent into is equivalent to
One protrusion, the protrusion can make punching sharp edge avoid the plastic wall (as shown in figure 18) of upper plastic slot 42.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
Disclosed above with preferred embodiment, however, it is not intended to limit the invention.Any technical person familiar with the field is not taking off
In the case of from technical solution of the present invention range, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
Mostly possible changes and modifications, or it is revised as equivalents equivalent embodiment.Therefore, every without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (6)
1. a kind of compression spring of clapper-type electromagnetic relay, include the main leaf body of a sheet shape, the top of main leaf body to both sides with
Plain film mode extends upper flank, and one section of empennage is extended downwards in the end of upper flank in a manner of plain film, the lower part of main leaf body to
Lower flank is extended on both sides in a manner of plain film, and the centre of main leaf body is equipped with the tongue piece to form an angle with the planar shaped of main leaf body；
It is characterized in that：The empennage of the main leaf body be equipped with bending part, with the upper flank of compression spring be packed into relay plastics slot when,
The arc surface that bending part is formed is set to be in contact with the plastics slot of relay；The bending part is pair of the empennage end to main leaf body
The arc structure that should be formed in the one side direction bending of tongue piece or the corresponding to away from tongue piece to main leaf body for empennage end
The arc structure that direction bending is formed on one side, when bending part enters plastics slot, the arc surface point on the both sides of the arc structure
It is not in contact with the plastics slot.
2. the compression spring of clapper-type electromagnetic relay according to claim 1, it is characterised in that：The bending of the arc structure
Angle is 0~30 degree.
3. the compression spring of clapper-type electromagnetic relay according to claim 1, it is characterised in that：The bending part is close to half
Round fillet, radius of corner are greater than or equal to the thickness of main leaf body.
4. the compression spring of clapper-type electromagnetic relay according to claim 1, it is characterised in that：One face edge of the empennage
Also there is the burr structure that is formed when main leaf body is punched, the empennage one facing towards the tongue piece.
5. the compression spring of clapper-type electromagnetic relay according to claim 1, it is characterised in that：One face edge of the empennage
Also there is the burr structure formed when main leaf body is punched, the one side of the empennage is backwards to the tongue piece.
6. the compression spring of clapper-type electromagnetic relay according to claim 3, it is characterised in that：The thickness of the main leaf body is
Less than or equal to 0.5 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610387811.0A CN106024524B (en) | 2016-06-02 | 2016-06-02 | A kind of compression spring of clapper-type electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610387811.0A CN106024524B (en) | 2016-06-02 | 2016-06-02 | A kind of compression spring of clapper-type electromagnetic relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106024524A CN106024524A (en) | 2016-10-12 |
| CN106024524B true CN106024524B (en) | 2018-11-09 |
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ID=57089581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610387811.0A Active CN106024524B (en) | 2016-06-02 | 2016-06-02 | A kind of compression spring of clapper-type electromagnetic relay |
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| Country | Link |
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| CN (1) | CN106024524B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3836170A1 (en) * | 2019-12-11 | 2021-06-16 | Tyco Electronics Austria GmbH | Spring assembly for biasing an armature of a switching device, and switching device comprising such spring assembly |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321034B (en) * | 2018-03-29 | 2023-12-15 | 厦门宏发电声股份有限公司 | Small electromagnetic relay suitable for intelligent socket |
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| CN1926652A (en) * | 2004-07-14 | 2007-03-07 | 松下电工株式会社 | Electromagnetic relay |
| CN101777460A (en) * | 2010-03-12 | 2010-07-14 | 厦门宏发电声股份有限公司 | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution |
| CN201601086U (en) * | 2010-01-12 | 2010-10-06 | 宁波天波纬业电器有限公司 | Ultra-small-sized high-sensitivity relay |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5041870A (en) * | 1988-10-21 | 1991-08-20 | Omron Tateisi Electronics Co. | Electromagnetic relay |
| CN1252769C (en) * | 2003-08-15 | 2006-04-19 | 厦门宏发电声有限公司 | Two Tongue and carried back moving spring electro magnetic relay |
| CN205723349U (en) * | 2016-06-02 | 2016-11-23 | 厦门宏发信号电子有限公司 | The stage clip of clapper-type electromagnetic relay |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926652A (en) * | 2004-07-14 | 2007-03-07 | 松下电工株式会社 | Electromagnetic relay |
| CN201601086U (en) * | 2010-01-12 | 2010-10-06 | 宁波天波纬业电器有限公司 | Ultra-small-sized high-sensitivity relay |
| CN101777460A (en) * | 2010-03-12 | 2010-07-14 | 厦门宏发电声股份有限公司 | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3836170A1 (en) * | 2019-12-11 | 2021-06-16 | Tyco Electronics Austria GmbH | Spring assembly for biasing an armature of a switching device, and switching device comprising such spring assembly |
| WO2021116142A1 (en) * | 2019-12-11 | 2021-06-17 | Tyco Electronics Austria Gmbh | Spring assembly for biasing an armature of a switching device, and switching device comprising such spring assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106024524A (en) | 2016-10-12 |
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