CN107591288A - A kind of relay applied under high current environment - Google Patents
A kind of relay applied under high current environment Download PDFInfo
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- CN107591288A CN107591288A CN201710865077.9A CN201710865077A CN107591288A CN 107591288 A CN107591288 A CN 107591288A CN 201710865077 A CN201710865077 A CN 201710865077A CN 107591288 A CN107591288 A CN 107591288A
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- skeleton
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Abstract
The present invention relates to a kind of relay applied under high current environment, including bottom plate, skeleton top and skeleton bottom, skeleton top is installed at bottom plate lower surface, it is connected in the middle part of the lower surface of skeleton top by the coil holder arranged vertically with skeleton bottom, 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 provided with the yoke that lower end bends and is connected with skeleton bottom 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 present invention has that simple in construction, easy to assembly, service life is long, has contact conductive loop is short to form good thermal conductivity function, while by removing litzendraht wire, the features such as greatly reducing relay cost and omission space.
Description
Technical field
The present invention relates to relay technical field, more particularly to a kind of relay applied under high current environment.
Background technology
The main reason for common relay is moved in high current environment, can cause relay damaged, and it is damaged is big electricity
Flowing under environment, relay can produce substantial amounts of heat so that relay inner body melts, in order to solve the above problems,
A kind of extraordinary relay construction of radiating effect must just be designed, and the relay of good heat dissipation effect is when in use still
It can break down, be that yoke is not directly connected to dynamic spring pin riveted with movable contact spring the main reason for failure, yoke is connected with shell fragment
There are copper litz wire, heat conduction and electric conductivity deficiency, easy accumulated heat is burnt, and in order to solve the above problems, designs a kind of new type of relay
Structure is necessary.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of relay applied under high current environment, have structure
Simply, easy to assembly, small volume, electric current are big, material saves, service life is long, have contact conductive loop is short to form good lead
Thermal conductivity Electricity Functional, while by removing litzendraht wire, the features such as greatly reducing relay cost.
The technical solution adopted for the present invention to solve the technical problems is：There is provided it is a kind of apply under high current environment after
Electrical equipment, including bottom plate, skeleton top and skeleton bottom, skeleton top, described skeleton are installed at described bottom plate lower surface
It is connected in the middle part of the lower surface of top by the coil holder arranged vertically with skeleton bottom, is arranged in the middle part of described skeleton top leading flank
Have point of contact installation through-hole, and it is normally closed that described skeleton top installed in front has lower end to be connected with contact point installation through-hole upper side wall
Terminal, described skeleton top rear side are provided with the normally opened end that lower end bends and is connected with contact point installation through-hole lower wall forward
Son, described coil holder rear vertical are provided with lower end and bent forward and the yoke that is connected with skeleton bottom, after described yoke
Side is provided with dynamic spring terminal, and movable contact spring is provided between upper end and dynamic spring terminal on rear side of described yoke, described movable contact spring
Bending is inserted on the medium position of contact point installation through-hole forward for upper end, and coil is provided with described coil holder, described
Skeleton both upper ends thereof is vertically-mounted coil leg.
Described coil leg, normally closed terminal, the upper end of normally opened terminal and dynamic spring terminal both pass through bottom plate, described bottom plate
The housing of wrapping frame top and skeleton bottom is installed on lower surface.
Described contact point installation through-hole top is disposed with normally closed terminal-mounting grooves, described contact point installation through-hole bottom
Normally opened terminal-mounting grooves are installed, the bending end of described normally closed terminal forms normally closed static contact spring piece and normally closed terminal-mounting grooves grafting
Fixed, the bending end of described normally opened terminal forms normally opened static contact spring piece and 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 described normally closed static contact spring piece, described is normal
The normally opened contact for being provided with the middle part of static contact spring piece and being connected with contact point installation through-hole lower wall is opened, described movable contact spring stretches into contact point
Movable contact corresponding with normally-closed contact and normally opened contact is installed on installation through-hole one end.
The first radiating groove and the second radiating groove are respectively disposed with described contact point installation through-hole upper wall and lower wall.
The leg slot to match with coil leg is disposed with described skeleton top lower surface both ends.
The grafting notch to match with yoke bending end is disposed with described skeleton bottom lower surface, described yoke passes through
Iron core is connected with skeleton bottom.
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 described dynamic spring terminal lower end
Kink, the kink are disposed with vertical terminal leg upward on the side of skeleton top, and terminal leg is arranged at front side
There is radiating reinforcement.
Space is left between described normally closed terminal and normally opened terminal and skeleton top.
Described skeleton top, skeleton bottom and coil rack is formed in one structure, described bottom plate installation coil branch
PCB panel is installed on the end face of pin.
Beneficial effect：The present invention relates to a kind of relay applied under high current environment, has simple in construction, assembling side
Just, small volume, electric current are big, material saves, service life is long, have contact conductive loop is short to form good thermal conductivity function,
Simultaneously by removing litzendraht wire, the features such as greatly reducing relay cost.
Brief description of the drawings
Fig. 1 is that the present invention removes the front view after housing and bottom plate；
Fig. 2 is the topology view of the present invention；
Fig. 3 is the topology view at contact point installation through-hole of the present invention；
Fig. 4 is the upward view of skeleton bottom of the present invention；
Fig. 5 is the upward view on skeleton top of the present invention；
Fig. 6 is the topology view of radiating reinforcement of the present invention；
Fig. 7 is that the present invention removes the right view after housing and bottom plate；
Fig. 8 is that the present invention removes the rearview after housing and bottom plate；
Fig. 9 is the topology view of PCB control panels of the present invention.
Diagram：1st, bottom plate, 2, housing, 3, skeleton top, 4, skeleton bottom, 5, coil holder, 6, normally closed terminal, 7, coil branch
Pin, 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, radiating reinforcement, 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.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Embodiments of the present invention are 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 bottom 4, skeleton top 3, described skeleton top 3 are installed at the described lower surface of bottom plate 1
It is connected in the middle part of lower surface by the coil holder 5 arranged vertically with skeleton bottom 4, is arranged in the middle part of the described leading flank of skeleton top 3
Have point of contact installation through-hole, and it is normal that the described installed in front of skeleton top 3 has lower end to be connected with contact point installation through-hole upper side wall
Closed end 6, the described rear side of skeleton top 3 are provided with lower end and bend and be connected with contact point installation through-hole lower wall normal forward
Beginning 8, the described rear vertical of coil holder 5 is provided with the yoke 13 that lower end bends and is connected with skeleton bottom 4 forward, described
The rear side of yoke 13 dynamic spring terminal 9 is installed, movable contact spring is installed between the described rear side upper end of yoke 13 and dynamic spring terminal 9
12, bending is inserted on the medium position of contact point installation through-hole forward for the upper end of described movable contact spring 12, described coil holder 5
On coil is installed, the described both ends of skeleton top 3 are vertically-mounted coil leg 7.
Described 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
The lower surface of bottom plate 1 on the housing 2 of wrapping frame top 3 and skeleton bottom 4 is installed.
Described contact point installation through-hole top is disposed with normally closed terminal-mounting grooves 16, under described contact point installation through-hole
Portion is provided with normally opened terminal-mounting grooves 17, and the bending end of described normally closed terminal 6 forms normally closed static contact spring piece 10 and normally closed terminal peace
The plugged and fixed of tankage 16, the bending end of described normally opened terminal 8 form normally opened static contact spring piece 11 and the normally opened grafting of terminal-mounting grooves 17
Installation.
The described middle part of normally closed static contact spring piece 10 is provided 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, described movable contact spring 12 are installed
Stretch on contact point installation through-hole one end and movable contact 20 corresponding with normally-closed contact 22 and normally opened contact 21 is installed.
The first radiating groove 18 and the second radiating groove 19 are respectively disposed with described contact point installation through-hole upper wall and lower wall.
The leg slot 23 to match with coil leg 7 is disposed with the described lower surface both ends of skeleton top 3.
The grafting notch to match with the bending end of yoke 13, described yoke are disposed with the described lower surface of skeleton bottom 4
13 are connected by iron core 14 with skeleton bottom 4.
The described dynamic lower end of spring terminal 9 is bonded with the rear side of yoke 13, and upper end is bent to form and the upper surface of movable contact spring 12 forward
The kink of fitting, the kink are disposed with vertical terminal leg upward, terminal leg front side on the side of skeleton top 3
Place is disposed with radiating reinforcement 15.
Space is left between described normally closed terminal 6 and normally opened terminal 8 and skeleton top 3.
Described skeleton top 3, skeleton bottom 4 and coil rack 5 is formed in one structure, the described hookup wire of bottom plate 1
Enclose 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 bottom 4
It is fixed, spring terminal 9 is moved by lower end with being bonded on rear side of yoke, and be fixed by riveting dress, greatly improve the portion
Conductive performance.
In order that obtaining 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 caused by heat 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, increase considerably and lead
The electric short creep age distance electric currents of area , Shrink are run through, and accumulated heat is greatly reduced, and removing the processing of litzendraht wire reduces cost, lifting
Efficiency.
Simultaneously in order to increase heat conduction and increase relay anti seismic efficiency, upper end and bottom plate 1 are disposed with dynamic spring terminal 9
Connected radiating reinforcement 15.
Required according to actual current load, frock demand, PCB assemblings or quick assembling etc., all parts are assembled in bone
In the integrated formed structure that frame top 3, skeleton bottom 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 bottom (4), its
It is characterised by：Skeleton top (3) is installed at described bottom plate (1) lower surface, led in the middle part of described skeleton top (3) lower surface
Cross the coil holder (5) arranged vertically with skeleton bottom (4) to be connected, contact is disposed with 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), described skeleton top (3) rear side are provided with lower end and bend and be connected with contact point installation through-hole lower wall normal forward
Beginning (8), described coil holder (5) rear vertical are provided with the yoke that lower end bends and is connected with skeleton bottom (4) forward
(13) dynamic spring terminal (9), described yoke (13) rear side upper end and dynamic spring terminal (9), are installed on rear side of described yoke (13)
Between movable contact spring (12) is installed, the upper end bending forward of described 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 described coil holder (5)
(7)。
A kind of 2. relay applied under high current environment according to claim 1, it is characterised in that：Described 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 bottom plate (1)
The housing (2) of wrapping frame top (3) and skeleton bottom (4) is installed on lower surface.
A kind of 3. relay applied under high current environment according to claim 1, it is characterised in that：Described contact
Point installation through-hole top is disposed with normally closed terminal-mounting grooves (16), and described contact point installation through-hole bottom is provided with normally opened terminal
Mounting groove (17), the bending end of described 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 described normally opened terminal (8) forms normally opened static contact spring piece (11) and pacified with normally opened terminal-mounting grooves (17) grafting
Dress.
A kind of 4. 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, described 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, described 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.
A kind of 5. relay applied under high current environment according to claim 3, it is characterised in that：Described contact
The first radiating groove (18) and the second radiating groove (19) are respectively disposed with point installation through-hole upper wall and lower wall.
A kind of 6. relay applied under high current environment according to claim 1, it is characterised in that：Described skeleton
The leg slot (23) to match with coil leg (7) is disposed with top (3) lower surface both ends.
A kind of 7. relay applied under high current environment according to claim 1, it is characterised in that：Described skeleton
The grafting notch to match with yoke (13) bending end is disposed with bottom (4) lower surface, described yoke (13) passes through iron core
(14) it is connected with skeleton bottom (4).
A kind of 8. relay applied under high current environment according to claim 1, it is characterised in that：Described dynamic spring
With being bonded on rear side of yoke (13), upper end is bent to form the kink being bonded with movable contact spring (12) upper surface forward for terminal (9) lower end,
The kink is disposed with vertical terminal leg upward on skeleton top (3) side, is disposed with terminal leg front side scattered
Hot reinforcement (15).
A kind of 9. relay applied under high current environment according to claim 1, it is characterised in that：Described is normally closed
Space is left between terminal (6) and normally opened terminal (8) and skeleton top (3).
A kind of 10. relay applied under high current environment according to claim 1, it is characterised in that：Described bone
Frame top (3), skeleton bottom (4) and coil rack (5) are formed in one structure, described bottom plate (1) installation coil leg (7)
End face on PCB panel (24) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710865077.9A CN107591288A (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 |
|---|---|---|---|
| CN201710865077.9A CN107591288A (en) | 2017-09-22 | 2017-09-22 | A kind of relay applied under high current environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107591288A true CN107591288A (en) | 2018-01-16 |
Family
ID=61047062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710865077.9A Pending CN107591288A (en) | 2017-09-22 | 2017-09-22 | A kind of relay applied under high current environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107591288A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1770350A (en) * | 2004-11-02 | 2006-05-10 | 第一电机株式会社 | Electromagnetic relay |
| CN101320656A (en) * | 2008-04-17 | 2008-12-10 | 上海沪工汽车电器有限公司 | Normally opening relay for automobile |
| CN102723240A (en) * | 2012-06-27 | 2012-10-10 | 宁波天波纬业电器有限公司 | Small high-power relay |
| CN102810432A (en) * | 2012-08-21 | 2012-12-05 | 宁波福特继电器有限公司 | Contact set of relay |
| CN202796739U (en) * | 2012-08-21 | 2013-03-13 | 宁波福特继电器有限公司 | Contact set of relay |
| CN103187208A (en) * | 2011-12-30 | 2013-07-03 | 江苏正启电气有限公司 | Novel relay |
| CN203055797U (en) * | 2013-01-09 | 2013-07-10 | 东莞市三友联众电器有限公司 | Electromagnetic relay with horizontally placed moving reed assembly of armature |
| CN203312171U (en) * | 2013-05-24 | 2013-11-27 | 海拉（厦门）汽车电子有限公司 | Relay housing structure capable of limiting movable spring assembly |
| CN204407256U (en) * | 2015-01-30 | 2015-06-17 | 厦门宏发汽车电子有限公司 | The electromagnetic relay unified bottom a kind of base and bobbin |
| US20160217955A1 (en) * | 2015-01-23 | 2016-07-28 | Excel Cell Electronic Co., Ltd. | Switch Assembly |
| CN206388653U (en) * | 2016-11-24 | 2017-08-08 | 厦门宏发汽车电子有限公司 | A kind of miniature relay of inexpensive high capacity |
| CN207381326U (en) * | 2017-09-22 | 2018-05-18 | 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 CN201710865077.9A patent/CN107591288A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1770350A (en) * | 2004-11-02 | 2006-05-10 | 第一电机株式会社 | Electromagnetic relay |
| CN101320656A (en) * | 2008-04-17 | 2008-12-10 | 上海沪工汽车电器有限公司 | Normally opening relay for automobile |
| CN103187208A (en) * | 2011-12-30 | 2013-07-03 | 江苏正启电气有限公司 | Novel relay |
| CN102723240A (en) * | 2012-06-27 | 2012-10-10 | 宁波天波纬业电器有限公司 | Small high-power relay |
| CN102810432A (en) * | 2012-08-21 | 2012-12-05 | 宁波福特继电器有限公司 | Contact set of relay |
| CN202796739U (en) * | 2012-08-21 | 2013-03-13 | 宁波福特继电器有限公司 | Contact set of relay |
| CN203055797U (en) * | 2013-01-09 | 2013-07-10 | 东莞市三友联众电器有限公司 | Electromagnetic relay with horizontally placed moving reed assembly of armature |
| CN203312171U (en) * | 2013-05-24 | 2013-11-27 | 海拉（厦门）汽车电子有限公司 | Relay housing structure capable of limiting movable spring assembly |
| US20160217955A1 (en) * | 2015-01-23 | 2016-07-28 | Excel Cell Electronic Co., Ltd. | Switch Assembly |
| CN204407256U (en) * | 2015-01-30 | 2015-06-17 | 厦门宏发汽车电子有限公司 | The electromagnetic relay unified bottom a kind of base and bobbin |
| CN206388653U (en) * | 2016-11-24 | 2017-08-08 | 厦门宏发汽车电子有限公司 | A kind of miniature relay of inexpensive high capacity |
| CN207381326U (en) * | 2017-09-22 | 2018-05-18 | 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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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180116 |
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| RJ01 | Rejection of invention patent application after publication |