CN201667322U - Auxiliary switch of high-frequency relay - Google Patents
Auxiliary switch of high-frequency relay Download PDFInfo
- Publication number
- CN201667322U CN201667322U CN2009202835880U CN200920283588U CN201667322U CN 201667322 U CN201667322 U CN 201667322U CN 2009202835880 U CN2009202835880 U CN 2009202835880U CN 200920283588 U CN200920283588 U CN 200920283588U CN 201667322 U CN201667322 U CN 201667322U
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- China
- Prior art keywords
- frequency relay
- fixed contact
- rod
- auxiliary switch
- movable contact
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Abstract
The utility model belongs to the technical field of switches, relating to an auxiliary switch of a high-frequency relay. The auxiliary switch of the high-frequency relay consists of a movable reed, a fixed contact and an auxiliary pushing rod, wherein the movable reed is a rectangular beryllium bronze sheet with the surface plated by gold, and is arranged by being attached to the surface of a circuit board; one end of the movable reed is welded on the circuit board and the other end thereof moves along with the auxiliary pushing rod; the fixed contact is a U-shaped copper wire with the surface plated by gold; the fixed contact is welded on the circuit board and spans above the moving end of the movable reed; the auxiliary pushing rod is a long and thin rod that is made of wearable and light PEI material, is arranged in a central hole of an iron core of the high-frequency relay, and is right aligned to the movable reed. At the lapping position of an armature of the high-frequency relay and the iron core, the armature pushes the auxiliary pushing rod to close the movable reed and the fixed contact; and the over-stroke is larger on process. The auxiliary switch for the high-frequency relay has good anti-vibration performance, can resist low temperature, can be used normally within the temperature range of -55 to 85 DEG C, and can keep the movable reed and the fixed contact being reliably contacted with each other under extremely high vibration grade.
Description
Technical field
The utility model belongs to the switching technique field and closes, and more particularly, the utility model relates to a kind of high frequency relay auxiliary switch.
Background technology
The interlock of high frequency relay auxiliary switch and relay main contacts, its closure when main contacts is closed, its disconnected when main contacts disconnected, and the operating state of main contacts is played indicative function.The high frequency relay auxiliary switch has three kinds of forms usually, and a kind of is to select for use small-sized mechanical switch to place high frequency relay inside, and by mechanical device and the interlock of main contacts actuating mechanism; Second kind is used tongue tube as auxiliary switch, with the mechanism of main contacts interlock on adorn magnet steel, when magnet steel near the time tongue tube action.Also tongue tube can be placed in the coil, and this coil is linked to each other with control circuit, make the tongue tube operate condition consistent with main contacts; The third adopts movable contact spring and fixed contact to form auxiliary switch, and movable contact spring and main contacts interlock realize deixis.Three kinds of forms respectively have pluses and minuses, can both satisfy the instructions for use under the general work environment usually, but (as extremely-55 ℃ of vibration class high and low temperatures) often can not satisfy instructions for use under particular surroundings.
The utility model content
The purpose of this utility model provides better, the low temperature resistant high frequency relay auxiliary switch of a kind of vibration resistance.
This high frequency relay auxiliary switch, form by movable contact spring, fixed contact and auxiliary push-rod, be characterized in that movable contact spring is that thickness is 0.1 millimeter, the rectangle beryllium-bronze sheet of surface gold-plating, pasting circuit board surface places, one end is welded on the circuit board, the other end moves with auxiliary push-rod, fixed contact is the U-shaped copper wire of surface gold-plating, be welded on the circuit board, and across the top of movable contact spring tache motorice, the elongate rod of auxiliary push-rod for being made by PEI material wear-resisting, lightweight is placed in the centre bore of high frequency relay iron core over against movable contact spring.
Close position armature promotion auxiliary push-rod in the bat of high frequency relay armature and iron core and make movable contact spring and fixed contact closure, and movable contact spring there is the overtravel of 0.2-0.3mm.
High frequency relay auxiliary switch provided by the utility model, because it is 0.1 millimeter, the rectangle beryllium-bronze sheet of surface gold-plating that movable contact spring adopts thickness, and fixed contact adopts the U-shaped copper wire of surface gold-plating, the two all is welded on the circuit board, the fixed contact of U-shaped is across the top of movable contact spring tache motorice, because armature and unshakable in one's determination when the position is closed in bat, the working gas gap minimum, the confining force maximum, and movable contact spring has the overtravel of 0.2-0.3mm, even therefore vibration class is very high, movable contact spring still can keep reliable the contact with fixed contact.Because the elongate rod of auxiliary push-rod for being made by PEI material wear-resisting, lightweight, its thermal linear expansion coefficient is less, and this structure still can be worked on normal reliable ground auxiliary switch in low temperature environment.
Description of drawings
Fig. 1 is a high frequency relay internal structure cutaway view;
Fig. 2 is a high frequency relay internal structure vertical view.
Among the figure: 1, constitute the movable contact spring of auxiliary switch, 2, constitute the fixed contact of auxiliary switch, 3, circuit board, 4, constitute the auxiliary push-rod of auxiliary switch, 5, iron core, 6, coil, 7, push rod, 8, back-moving spring, 9, main reed, 10, main fixed contact, 11, magnet steel, 12, armature, 13, solder joint.
Embodiment
Further specify enforcement of the present utility model and operation principle below in conjunction with accompanying drawing.Referring to Fig. 1, Fig. 2, left side auxiliary switch indication right side main contacts operating state, right side auxiliary switch indication left side main contacts operating state.The high frequency relay auxiliary switch is made up of movable contact spring, fixed contact and auxiliary push-rod, the movable contact spring 1 that constitutes auxiliary switch is pasting circuit board 3 surfaces and is placing, one end is welded on the circuit board, the other end moves with auxiliary push-rod, constitute the top of the fixed contact 2 of auxiliary switch across the movable contact spring tache motorice, the auxiliary push-rod 4 that constitutes auxiliary switch is placed in the centre bore of high frequency relay iron core 5 over against movable contact spring 1.It is that 0.1 millimeter, the rectangle beryllium-bronze sheet of surface gold-plating are made that the movable contact spring that constitutes auxiliary switch adopts thickness, the fixed contact 2 that constitutes auxiliary switch adopts the U-shaped copper wire of surface gold-plating, and the auxiliary push-rod 4 that constitutes auxiliary switch is made elongate rod by PEI material wear-resisting, lightweight.Close position armature promotion auxiliary push-rod 4 in the bat of high frequency relay armature and iron core and make movable contact spring 1 and fixed contact 2 closures, and movable contact spring 1 there is the overtravel of 0.2-0.3mm.
When 6 energisings of high frequency relay coil, the electromagnetic force that produces on armature 12 overcomes counter-force, the armature clockwise direction is rotated, the auxiliary push-rod 4 that drives push rod 7 and formation auxiliary switch moves simultaneously, right side master's reed 9 and main fixed contact 10 closures, the left side movable contact spring 1 that constitutes auxiliary switch under the auxiliary push-rod 4 that constitutes auxiliary switch promotes with fixed contact 2 closures that constitute auxiliary switch.Because armature and unshakable in one's determination when the position is closed in bat, the working gas gap minimum, the confining force maximum, and movable contact spring 1 surface gold-plating, bigger overtravel is also arranged on the technology, fixed contact 2 adopts the top of the U-shaped copper wire of surface gold-plating across movable contact spring 1 tache motorice, even therefore vibration class is very high, movable contact spring still can keep reliable the contact with fixed contact.When the high frequency relay coil voltage is removed, under the counter-force effect of back-moving spring 8 grades, armature counterclockwise rotates, on off state is opposite, position as shown in Figure 1, at this moment unshakable in one's determination bat the in armature and the right closed, because the acting in conjunction of magnet steel and back-moving spring, confining force is also very big, can stand the vibration of strong grade equally.Simultaneously, because the elongate rod of auxiliary push-rod for being made by PEI material wear-resisting, lightweight, its thermal linear expansion coefficient is less, and this structure still can be worked on normal reliable ground auxiliary switch in low temperature environment.
A plurality of batch products vibration tests and other test card are bright, add under the tight condition in propeller aeroplane random vibration spectrum, and high frequency relay auxiliary switch wink break time provided by the utility model is all less than 1 microsecond, and product is working properly in-55 ℃～85 ℃ scopes.
Claims (2)
1. high frequency relay auxiliary switch, form by movable contact spring, fixed contact and auxiliary push-rod, it is characterized in that movable contact spring is that thickness is 0.1 millimeter, the rectangle beryllium-bronze sheet of surface gold-plating, pasting circuit board surface places, one end is welded on the circuit board, the other end moves with auxiliary push-rod, fixed contact is the U-shaped copper wire of surface gold-plating, be welded on the circuit board, and across the top of movable contact spring tache motorice, the elongate rod of auxiliary push-rod for being made by PEI material wear-resisting, lightweight is placed in the centre bore of high frequency relay iron core over against movable contact spring.
2. high frequency relay auxiliary switch according to claim 1 it is characterized in that closing position armature promotion auxiliary push-rod in the bat of high frequency relay armature and iron core makes movable contact spring and fixed contact closure, and movable contact spring has the overtravel of 0.2-0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202835880U CN201667322U (en) | 2009-12-17 | 2009-12-17 | Auxiliary switch of high-frequency relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202835880U CN201667322U (en) | 2009-12-17 | 2009-12-17 | Auxiliary switch of high-frequency relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201667322U true CN201667322U (en) | 2010-12-08 |
Family
ID=43268285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202835880U Expired - Fee Related CN201667322U (en) | 2009-12-17 | 2009-12-17 | Auxiliary switch of high-frequency relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201667322U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354638A (en) * | 2011-07-21 | 2012-02-15 | 安徽鑫龙电器股份有限公司 | Dual-power automatic transfer switch and overload and short-circuit protection method thereof |
| CN104008921A (en) * | 2014-06-18 | 2014-08-27 | 中国电子科技集团公司第四十研究所 | Large power radio frequency coaxial relay switch |
| CN105552482A (en) * | 2016-02-05 | 2016-05-04 | 中国电子科技集团公司第四十研究所 | Microwave switch electromagnetic driving device |
| CN106328445A (en) * | 2016-10-18 | 2017-01-11 | 陕西群力电工有限责任公司 | Double-pole double-throw radio-frequency relay with auxiliary contacts |
| CN107359079A (en) * | 2017-06-26 | 2017-11-17 | 中国电子科技集团公司第四十研究所 | A kind of RF coaxial relay remote measurement contact mechanism |
-
2009
- 2009-12-17 CN CN2009202835880U patent/CN201667322U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354638A (en) * | 2011-07-21 | 2012-02-15 | 安徽鑫龙电器股份有限公司 | Dual-power automatic transfer switch and overload and short-circuit protection method thereof |
| CN102354638B (en) * | 2011-07-21 | 2014-03-12 | 安徽鑫龙电器股份有限公司 | Dual-power automatic transfer switch and overload and short-circuit protection method thereof |
| CN104008921A (en) * | 2014-06-18 | 2014-08-27 | 中国电子科技集团公司第四十研究所 | Large power radio frequency coaxial relay switch |
| CN105552482A (en) * | 2016-02-05 | 2016-05-04 | 中国电子科技集团公司第四十研究所 | Microwave switch electromagnetic driving device |
| CN105552482B (en) * | 2016-02-05 | 2019-07-16 | 中国电子科技集团公司第四十研究所 | Microwave switch electromagnetic actuator device |
| CN106328445A (en) * | 2016-10-18 | 2017-01-11 | 陕西群力电工有限责任公司 | Double-pole double-throw radio-frequency relay with auxiliary contacts |
| CN106328445B (en) * | 2016-10-18 | 2019-01-18 | 陕西群力电工有限责任公司 | A kind of double-pole double throw radio-frequency relay with auxiliary contact |
| CN107359079A (en) * | 2017-06-26 | 2017-11-17 | 中国电子科技集团公司第四十研究所 | A kind of RF coaxial relay remote measurement contact mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20161217 |