CN207381326U - A kind of relay applied under high current environment - Google Patents
A kind of relay applied under high current environment Download PDFInfo
- Publication number
- CN207381326U CN207381326U CN201721220766.6U CN201721220766U CN207381326U CN 207381326 U CN207381326 U CN 207381326U CN 201721220766 U CN201721220766 U CN 201721220766U CN 207381326 U CN207381326 U CN 207381326U
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- Prior art keywords
- skeleton
- terminal
- contact
- hole
- under high
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Links
- 238000009434 installation Methods 0.000 claims abstract description 38
- 238000005452 bending Methods 0.000 claims description 18
- 230000003068 static effect Effects 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model is related to a kind of relays applied under high current environment, including bottom plate, skeleton top and skeleton lower part, skeleton top is installed at bottom plate lower face, it is connected in the middle part of the lower face of skeleton top by the coil holder arranged vertically with skeleton lower part, the installation through-hole that has point of contact is arranged in the middle part of the leading flank of skeleton top, skeleton top installed in front has the normally closed terminal that lower end is connected with contact point installation through-hole upper side wall, the normally opened terminal that lower end bends and is connected with contact point installation through-hole lower wall forward is installed on rear side of skeleton top, coil holder rear vertical is equipped with the yoke that lower end bends and is connected with skeleton lower part forward, dynamic spring terminal is installed on rear side of yoke, movable contact spring is installed between upper end and dynamic spring terminal on rear side of yoke.The utility model has the function of that simple in structure, easy to assembly, service life is long, has contact conductive circuit is short to form good thermal conductivity, while by removing litzendraht wire, greatly reduces the features such as relay cost is with omitting space.
Description
Technical field
The utility model is related to relay technical field, more particularly to a kind of relay applied under high current environment
Device.
Background technology
The main reason for common relay is moved in high current environment, can cause relay damaged, damage is big electricity
It flowing under environment, relay can generate substantial amounts of heat so that relay inner body melts, to solve the above-mentioned problems,
A kind of extraordinary relay construction of heat dissipation effect must just be designed, and the relay of good heat dissipation effect is when in use still
It can break down, the main reason for failure is that yoke is not directly connected to dynamic spring foot riveted with movable contact spring, and yoke is connected with shrapnel
There is copper litz wire, heat conduction and electric conductivity deficiency, easy accumulated heat are burnt, and to solve the above-mentioned problems, design a kind of new type of relay
Structure is necessary.
The content of the invention
The technical problem to be solved by the utility model is to provide a kind of relays applied under high current environment, have
Simple in structure, easy to assembly, small, electric current is greatly, material saves, service life is long, has contact conductive circuit is short to be formed well
Thermal conductivity function, while the features such as by removing litzendraht wire, greatly reducing relay cost.
Technical solution is used by the utility model solves its technical problem：A kind of apply under high current environment is provided
Relay, including bottom plate, skeleton top and skeleton lower part, skeleton top is installed at the bottom plate lower face, it is described
It is connected in the middle part of the lower face of skeleton top by the coil holder arranged vertically with skeleton lower part, in the middle part of the skeleton top leading flank
Arrange the installation through-hole that has point of contact, the skeleton top installed in front has what lower end was connected with contact point installation through-hole upper side wall
Normally closed terminal, skeleton top rear side are equipped with lower end and bend and be connected with contact point installation through-hole lower wall normal forward
Beginning, the coil holder rear vertical are equipped with the yoke that lower end bends and is connected with skeleton lower part forward, the yoke
Dynamic spring terminal on rear side of iron is installed, movable contact spring, the dynamic spring are installed between upper end and dynamic spring terminal on rear side of the yoke
Bending is inserted on the medium position of contact point installation through-hole forward for the upper end of piece, and coil, institute are equipped on the coil holder
The skeleton both upper ends thereof stated is vertically-mounted coil leg.
The coil leg, normally closed terminal, the upper end of normally opened terminal and dynamic spring terminal both pass through bottom plate, the bottom plate
The housing of wrapping frame top and skeleton lower part is installed on lower face.
The contact point installation through-hole top is disposed with normally closed terminal-mounting grooves, the contact point installation through-hole lower part
Normally opened terminal-mounting grooves are installed, the bending end of the normally closed terminal forms normally closed static contact spring piece and normally closed terminal-mounting grooves grafting
Fixed, the bending end of the normally opened terminal forms normally opened static contact spring piece and is installed with normally opened terminal-mounting grooves grafting.
The normally-closed contact being connected with contact point installation through-hole upper wall is installed in the middle part of the normally closed static contact spring piece, described is normal
The normally opened contact for being equipped in the middle part of static contact spring piece and being connected with contact point installation through-hole lower wall is opened, the movable contact spring stretches into contact
Point installation through-hole is equipped with movable contact corresponding with normally-closed contact and normally opened contact on one end.
The first radiating groove and the second radiating groove are respectively disposed on the contact point installation through-hole upper wall and lower wall.
The leg slot to match with coil leg is disposed on the skeleton top lower face both ends.
The grafting notch to match with yoke bending end is disposed on the skeleton lower part lower face, the yoke passes through
Iron core is connected with skeleton lower part.
With being bonded on rear side of yoke, upper end is bent to form what is be bonded with movable contact spring upper surface forward for the dynamic spring terminal lower end
Bending part, the bending part are disposed with vertical terminal leg upward on the one side of skeleton top, and terminal leg is arranged at front side
There is heat dissipation reinforcing rib.
Gap is left between the normally closed terminal and normally opened terminal and skeleton top.
Skeleton top, skeleton lower part and the coil rack is an integral molding structure, bottom plate installation coil branch
PCB panel is installed on the end face of foot.
Advantageous effect：The utility model is related to a kind of relays applied under high current environment, have simple in structure, group
Dress is convenient, small, electric current is big, material saves, service life is long, has contact conductive circuit is short to form good thermal conductivity work(
Can, while the features such as by removing litzendraht wire, greatly reducing relay cost.
Description of the drawings
Fig. 1 is that the utility model removes the front view after housing and bottom plate；
Fig. 2 is the topology view of the utility model；
Fig. 3 is the topology view at contact point installation through-hole described in the utility model；
Fig. 4 is the bottom view of skeleton lower part described in the utility model；
Fig. 5 is the bottom view on skeleton top described in the utility model；
Fig. 6 is the topology view of heat dissipation reinforcing rib described in the utility model；
Fig. 7 is that the utility model removes the right view after housing and bottom plate；
Fig. 8 is that the utility model removes the rearview after housing and bottom plate；
Fig. 9 is the topology view of PCB control panels described in the utility model.
Diagram：1st, bottom plate, 2, housing, 3, skeleton top, 4, skeleton lower part, 5, coil holder, 6, normally closed terminal, 7, coil branch
Foot, 8, normally opened terminal, 9, dynamic spring terminal, 10, normally closed static contact spring piece, 11, normally opened static contact spring piece, 12, movable contact spring, 13, yoke, 14, iron
Core, 15, heat dissipation reinforcing rib, 16, normally closed terminal-mounting grooves, 17, normally opened terminal-mounting grooves, the 18, first radiating groove, 19, second dissipates
Heat channel, 20, movable contact, 21, normally opened contact, 22, normally-closed contact, 23, leg slot, 24, PCB panel.
Specific embodiment
With reference to specific embodiment, the utility model is expanded on further.It is to be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The embodiment of the utility model is related to a kind of relay applied under high current environment, as shown in Fig. 1-8,
Including bottom plate 1, skeleton top 3 and skeleton lower part 4, skeleton top 3, the skeleton are installed at 1 lower face of bottom plate
It is connected in the middle part of 3 lower face of top by the coil holder 5 arranged vertically with skeleton lower part 4, in the middle part of 3 leading flank of skeleton top
Arrange the installation through-hole that has point of contact, 3 installed in front of skeleton top has lower end to be connected with contact point installation through-hole upper side wall
Normally closed terminal 6,3 rear side of the skeleton top is equipped with lower end and bends and be connected with contact point installation through-hole lower wall forward
Normally opened terminal 8,5 rear vertical of coil holder is equipped with lower end and bends forward and the yoke 13 that is connected with skeleton lower part 4,
13 rear side of yoke is equipped with dynamic spring terminal 9, and dynamic spring is equipped between the 13 rear side upper end of yoke and dynamic spring terminal 9
Piece 12, bending is inserted on the medium position of contact point installation through-hole forward for the upper end of the movable contact spring 12, the coil
Coil is installed on seat 5,3 both ends of skeleton top are vertically-mounted coil leg 7.
The coil leg 7, normally closed terminal 6, the upper end of normally opened terminal 8 and dynamic spring terminal 9 both pass through bottom plate 1, described
1 lower face of bottom plate on the housing 2 of wrapping frame top 3 and skeleton lower part 4 is installed.
The contact point installation through-hole top is disposed with normally closed terminal-mounting grooves 16, under the contact point installation through-hole
Portion is equipped with normally opened terminal-mounting grooves 17, and the bending end of the normally closed terminal 6 forms normally closed static contact spring piece 10 and normally closed terminal peace
16 plugged and fixed of tankage, the bending end of the normally opened terminal 8 form normally opened static contact spring piece 11 and normally opened 17 grafting of terminal-mounting grooves
Installation.
10 middle part of normally closed static contact spring piece is equipped with the normally-closed contact 22 being connected with contact point installation through-hole upper wall, described
The middle part of normally opened static contact spring piece 11 normally opened contact 21 being connected with contact point installation through-hole lower wall, the movable contact spring 12 are installed
It stretches on contact point installation through-hole one end and is equipped with and 21 corresponding movable contact 20 of normally-closed contact 22 and normally opened contact.
The first radiating groove 18 and the second radiating groove 19 are respectively disposed on the contact point installation through-hole upper wall and lower wall.
The leg slot 23 to match with coil leg 7 is disposed on the 3 lower face both ends of skeleton top.
The grafting notch to match with 13 bending end of yoke, the yoke are disposed on 4 lower face of skeleton lower part
13 are connected by iron core 14 with skeleton lower part 4.
Dynamic 9 lower end of spring terminal is bonded with 13 rear side of yoke, and upper end is bent to form and 12 upper surface of movable contact spring forward
The bending part of fitting, the bending part are disposed with vertical terminal leg upward on 3 one side of skeleton top, before terminal leg
Heat dissipation reinforcing rib 15 is disposed at side.
Gap is left between the normally closed terminal 6 and normally opened terminal 8 and skeleton top 3.
Skeleton top 3, skeleton lower part 4 and the coil rack 5 is an integral molding structure, 1 hookup wire of bottom plate
It encloses on the end face of leg 7 and PCB panel 24 is installed.
Embodiment
By being disposed with leg slot 23, normally opened terminal-mounting grooves 17 and normally closed terminal-mounting grooves 16 on skeleton top 3,
The installation degree of stability of each structure is substantially increased, while yoke 13 is carried out by the connection of iron core and skeleton lower part 4
Fixed, dynamic spring terminal 9 is fixed by lower end with being bonded, and being passed through to be riveted on rear side of yoke, greatly improves the portion
Conductive performance.
In order to enable relay can work under high current environment, the first radiating groove 18 and the second radiating groove are devised
19 so that movable contact spring 12 and normally opened static contact spring piece 11 or normally closed static contact spring piece 10 release the heat that generates can Quick diffusing go out, together
When by the way that a fixed gap will be left between normally closed terminal 6 and normally opened terminal 8 and skeleton top 3, can effectively reduce the position
Accumulated heat simultaneously because by riveted directly fix between movable contact spring 12, yoke 13 and dynamic spring terminal 9, is increased considerably and led
Electric area shortens creepage distance electric current and runs through, accumulated heat is greatly reduced, and removing the processing of litzendraht wire reduces cost, is promoted
Efficiency.
Simultaneously in order to increase heat conduction and increase relay anti seismic efficiency, upper end and bottom plate 1 are disposed on dynamic spring terminal 9
Connected heat dissipation reinforcing rib 15.
According to requirements such as actual current load, frock demand, PCB assemblings or quick assemblings, all parts are assembled in bone
In the integrated formed structure that frame top 3, skeleton lower part 4 and coil rack 5 are formed.
Claims (10)
1. a kind of relay applied under high current environment, including bottom plate (1), skeleton top (3) and skeleton lower part (4),
It is characterized in that：Skeleton top (3) at described bottom plate (1) lower face is installed, is led in the middle part of described skeleton top (3) lower face
It crosses the coil holder (5) arranged vertically with skeleton lower part (4) to be connected, contact is disposed in the middle part of described skeleton top (3) leading flank
Point installation through-hole, described skeleton top (3) installed in front have the normal-closed end that lower end is connected with contact point installation through-hole upper side wall
Sub (6), the skeleton top (3) rear side are equipped with lower end and bend and be connected with contact point installation through-hole lower wall normal forward
Beginning (8), the coil holder (5) rear vertical are equipped with the yoke that lower end bends and is connected with skeleton lower part (4) forward
(13), dynamic spring terminal (9), the yoke (13) rear side upper end and dynamic spring terminal (9) are installed on rear side of the yoke (13)
Between movable contact spring (12) is installed, the upper end bending forward of the movable contact spring (12) is inserted into the middle part of contact point installation through-hole
On position, coil is installed, described skeleton top (3) both ends are vertically-mounted coil leg on the coil holder (5)
(7)。
2. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The coil
Leg (7), normally closed terminal (6), the upper end of normally opened terminal (8) and dynamic spring terminal (9) both pass through bottom plate (1), the bottom plate (1)
The housing (2) of wrapping frame top (3) and skeleton lower part (4) is installed on lower face.
3. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The contact
Point installation through-hole top is disposed with normally closed terminal-mounting grooves (16), and the contact point installation through-hole lower part is equipped with normally opened terminal
Mounting groove (17), the bending end of the normally closed terminal (6) forms normally closed static contact spring piece (10) and normally closed terminal-mounting grooves (16) are inserted
Fixation is connect, the bending end of the normally opened terminal (8) forms normally opened static contact spring piece (11) and pacifies with normally opened terminal-mounting grooves (17) grafting
Dress.
4. a kind of relay applied under high current environment according to claim 3, it is characterised in that：Described is normally closed
The normally-closed contact (22) being connected with contact point installation through-hole upper wall, the normally opened static contact spring piece are installed in the middle part of static contact spring piece (10)
(11) normally opened contact (21) being connected with contact point installation through-hole lower wall is installed, the movable contact spring (12), which stretches into, to be connect in the middle part of
Movable contact (20) corresponding with normally-closed contact (22) and normally opened contact (21) is installed on the installation through-hole one end of contact.
5. a kind of relay applied under high current environment according to claim 3, it is characterised in that：The contact
The first radiating groove (18) and the second radiating groove (19) are respectively disposed on point installation through-hole upper wall and lower wall.
6. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The skeleton
The leg slot (23) to match with coil leg (7) is disposed on top (3) lower face both ends.
7. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The skeleton
The grafting notch to match with yoke (13) bending end is disposed on lower part (4) lower face, the yoke (13) passes through iron core
(14) it is connected with skeleton lower part (4).
8. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The dynamic spring
With being bonded on rear side of yoke (13), upper end is bent to form the bending part being bonded with movable contact spring (12) upper surface forward for terminal (9) lower end,
The bending part is disposed with vertical terminal leg upward on skeleton top (3) one side, is disposed at terminal leg front side scattered
Hot reinforcing rib (15).
9. a kind of relay applied under high current environment according to claim 1, it is characterised in that：Described is normally closed
Gap is left between terminal (6) and normally opened terminal (8) and skeleton top (3).
10. a kind of relay applied under high current environment according to claim 1, it is characterised in that：The bone
Frame top (3), skeleton lower part (4) and coil holder (5) are an integral molding structure, the bottom plate (1) installation coil leg (7)
PCB panel (24) is installed on end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220766.6U CN207381326U (en) | 2017-09-22 | 2017-09-22 | A kind of relay applied under high current environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220766.6U CN207381326U (en) | 2017-09-22 | 2017-09-22 | A kind of relay applied under high current environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207381326U true CN207381326U (en) | 2018-05-18 |
Family
ID=62340416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220766.6U Expired - Fee Related CN207381326U (en) | 2017-09-22 | 2017-09-22 | A kind of relay applied under high current environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207381326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591288A (en) * | 2017-09-22 | 2018-01-16 | 宁波世通电子科技有限公司 | A kind of relay applied under high current environment |
-
2017
- 2017-09-22 CN CN201721220766.6U patent/CN207381326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591288A (en) * | 2017-09-22 | 2018-01-16 | 宁波世通电子科技有限公司 | A kind of relay applied under high current environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 |