CN203588943U - High-power small-sized sealing electromagnetic relay - Google Patents
High-power small-sized sealing electromagnetic relay Download PDFInfo
- Publication number
- CN203588943U CN203588943U CN201320715413.9U CN201320715413U CN203588943U CN 203588943 U CN203588943 U CN 203588943U CN 201320715413 U CN201320715413 U CN 201320715413U CN 203588943 U CN203588943 U CN 203588943U
- Authority
- CN
- China
- Prior art keywords
- contact spring
- electromagnetic relay
- contact system
- armature
- reeds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 title abstract description 5
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 10
- 230000004927 fusion Effects 0.000 claims abstract description 5
- 230000003068 static effect Effects 0.000 claims description 15
- 235000014676 Phragmites communis Nutrition 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 238000005476 soldering Methods 0.000 abstract description 3
- 244000273256 Phragmites communis Species 0.000 abstract 5
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Images
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- Electromagnets (AREA)
- Contacts (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a high-power small-sized sealing electromagnetic relay. The high-power small-sized sealing electromagnetic relay comprises a contact system, the contact system is connected with a magnetic circuit path, a housing part and the contact system are in packaging connection through welding, the contact system comprises a base, fixed reeds and movable reeds are arranged on the base, contacts are riveted on the movable reeds, and the installation number of the fixed reeds and the movable reeds are two sets or more. Compared with the prior art, the relay has three sets of normally closed contacts, the rated load reaches 30 A, the excess load reaches 60 A, the boundary dimension is only 37.5 mm*26 mm*45 mm, and the size is small, but the power is very high, thereby satisfying requirements of a customer; the magnetic circuit part uses a rotatable armature, and has good vibration resistance and impact resistance; and a housing uses metal housing laser fusion welding seal connection, the problems that internal gas is difficult to control and sealing performance is not good when soldering is used for seal connection is solved, spot-welded steel balls seal gas vents, thus internal filling gas is easy to control, and reliability of contact operation is improved.
Description
Technical field
The utility model relates to high-power compact hermetically sealed electromagnetic relay, belongs to industrial controlling low-pressure electronic equipment product technical field.
Background technology
Along with the extensive use of relay, relay is used in the middle of different environments for use, the requirement that my company once received client, but requirement provides a kind of relay of high-power small volume.But the existing most of volumes of powerful electromagnetic relay are in the market all larger, the relay power of small volume is difficult to again reach client's requirement, and has some powerful miniature relays can not reach requirement aspect the unfailing performance of anti-vibration, shock resistance and use.
Summary of the invention
The purpose of this utility model is: a kind of high-power compact hermetically sealed electromagnetic relay is provided, the most of volumes of powerful electromagnetic relay on solution existing market are all larger, the relay power of small volume is difficult to again reach client's requirement, and has some powerful miniature relays can not meet the requirements of problem aspect the unfailing performance of anti-vibration, shock resistance and use.
The technical solution of the utility model: a kind of high-power compact hermetically sealed electromagnetic relay, include contact system, on contact system, be connected with magnetic circuit part, between case part and contact system, by welding, encapsulate and be connected, described contact system includes base, on base, be provided with static contact spring piece, movable contact spring, riveting contacts is on movable contact spring, and the installation number of described static contact spring piece, movable contact spring is more than 2 groups or 2 groups.
Above-mentioned high-power compact hermetically sealed electromagnetic relay, the installation number of described static contact spring piece, movable contact spring is 3 groups.
Above-mentioned high-power compact hermetically sealed electromagnetic relay, described magnetic circuit part includes armature part, armature part includes push rod, push rod point is welded in support chip bottom, support chip upper surface point is welded with armature, and the installation number of push rod is identical with the installation number of static contact spring piece, and armature part is locked in the rotating shaft of holder part, during work, armature rotates around the axis.
Above-mentioned high-power compact hermetically sealed electromagnetic relay, is encapsulated and is connected by laser fusion welding between described case part and contact system.
The beneficial effects of the utility model: compared with prior art, the utlity model has following advantage:
1, this type relay has three groups of break contacts, and nominal load can reach 30A, and overload reaches 60A, and overall dimension is only 37.5mm × 26mm × 45mm, and size is little, but power is very large, has met client's demand.
2, the armature in magnetic circuit part can rotate around the axis, and is rotary type armature, has good freedom from vibration, impact resistance.
3, shell is used metal case laser fusion welding to be tightly connected, and has changed while using soldering to be tightly connected with front cover shell, and internal gas is not easy to control, the problem that sealing property is bad, and spot welding steel ball seal vents, inner blanketing gas is easily controlled, improved the reliability of contact work.
4, reed part is used high-performance elastic alloy to be made, and has high conductance and temperature tolerance, anti-vibration, strong shock resistance, and switch load is large.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is contact system schematic diagram of the present utility model;
Accompanying drawing 3 is magnetic circuit part schematic diagram of the present utility model;
Accompanying drawing 4 is armature part schematic diagram of the present utility model;
Accompanying drawing 5 is holder part schematic diagram of the present utility model;
Reference numeral: 1-contact system, 2-magnetic circuit part, 3-case part, 4-base, 5-contact, 6-static contact spring piece, 7-movable contact spring, 8-yoke, 9-coil, 10-iron core, 11-holder part, 12-armature part, 13-magnet steel, 14-support, 15-rotating shaft, 16-armature, 17-support chip, 18-push rod.
Embodiment
Embodiment of the present utility model: a kind of high-power compact hermetically sealed electromagnetic relay, as shown in Figure 1, include contact system 1, on contact system 1, by spot welding, be connected with magnetic circuit part 2, between metal case part 3 and contact system 1, by laser fusion welding, encapsulate and be connected, and contact system 1 as shown in Figure 2, include base 4, base 4 solder are burn-on and are provided with static contact spring piece 6, movable contact spring 7, contact 5 is riveted on movable contact spring 7, and static contact spring piece 6, the installation number of movable contact spring 7 should be more than 2 groups or 2 groups, the static contact spring piece 6 of choosing in the utility model, the installation number of movable contact spring 7 is 3 groups, and reed uses high-performance elastic alloy to be made when making.
Magnetic circuit part 2 of the present utility model, as shown in accompanying drawing 3-5, includes holder part 11, by riveting on support 14, rotating shaft 15 is housed and forms holder part 11.Coil 9 is installed on support 14, and on coil 9, yoke 8 is equipped with in riveting, in support 14 lower end rivetings, iron core 10 is housed, and soldering has magnet steel 13, and armature part 12 is locked in rotating shaft 15.
And armature part 12 as shown in Figure 4, include push rod 18,18 of push rods are welded in support chip 17 bottoms, and support chip 17 upper surface points are welded with armature 16, the installation number of push rod 18 is identical with the installation number of static contact spring piece 6, to there is in the course of the work the push rod 18 of sufficient amount to promote movable contact spring 7.
In the utility model use procedure, when in the situation that coil 9 does not power up, the magnetic force that magnet steel 13 produces is fitted in release condition armature part 12 and magnet steel 13, and the static pressure that now movable contact spring 7 produces makes the contact 5 on movable contact spring 7 contact with static contact spring piece 6, and normally-closed contact is connected; When coil 9 adds magnetic flux that specified excitation produces and forms closed magnetic circuit by yoke 9, unshakable in one's determination 10, armature 16, the electromagnetic attraction that magnetic circuit produces 15 rotates armature 16 around the shaft, armature 16 drives push rod 18 to rotate while rotating, in push rod 18 rotation processes, can promote movable contact spring 7, the contact 5 that on movable contact spring 7, riveting is equipped with is separation with static contact spring piece 6, normally-closed contact disconnects, and completes primary circuit and switches.
Claims (4)
1. a high-power compact hermetically sealed electromagnetic relay, it is characterized in that: include contact system (1), magnetic circuit part (2) is installed on contact system (1), between case part (3) and contact system (1), by welding, encapsulate and be connected, described contact system (1) includes base (4), on base (4), be provided with static contact spring piece (6), movable contact spring (7), it is upper that contact (5) is riveted on movable contact spring (7), and the installation number of described static contact spring piece (6), movable contact spring (7) is more than 2 groups or 2 groups.
2. high-power compact hermetically sealed electromagnetic relay according to claim 1, is characterized in that: the installation number of described static contact spring piece (6), movable contact spring (7) is 3 groups.
3. high-power compact hermetically sealed electromagnetic relay according to claim 1, it is characterized in that: described magnetic circuit part (2) includes armature part (12), armature part (12) includes push rod (18), push rod (18) point is welded in bottom support chip (17), support chip (17) upper surface point is welded with armature (16), the installation number of push rod (18) is identical with the installation number of static contact spring piece (6), armature part (12) is locked in the rotating shaft (15) of holder part (11), during work, armature (16) around the shaft (15) rotates.
4. high-power compact hermetically sealed electromagnetic relay according to claim 1, is characterized in that: between described case part (3) and contact system (1), by laser fusion welding, encapsulated and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320715413.9U CN203588943U (en) | 2013-11-14 | 2013-11-14 | High-power small-sized sealing electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320715413.9U CN203588943U (en) | 2013-11-14 | 2013-11-14 | High-power small-sized sealing electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203588943U true CN203588943U (en) | 2014-05-07 |
Family
ID=50586815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320715413.9U Expired - Lifetime CN203588943U (en) | 2013-11-14 | 2013-11-14 | High-power small-sized sealing electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203588943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447738A (en) * | 2017-12-04 | 2018-08-24 | 贵州天义电器有限责任公司 | A kind of balanced force type sealed alternating current electromagnetic relay |
| CN110581043A (en) * | 2019-09-06 | 2019-12-17 | 陕西群力电工有限责任公司 | Sealed strip output radio frequency relay |
| CN111710564A (en) * | 2020-06-19 | 2020-09-25 | 哈尔滨工业大学 | Small-size sealed electromagnetic relay reed that metal bonding of bending filled tin |
-
2013
- 2013-11-14 CN CN201320715413.9U patent/CN203588943U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447738A (en) * | 2017-12-04 | 2018-08-24 | 贵州天义电器有限责任公司 | A kind of balanced force type sealed alternating current electromagnetic relay |
| CN110581043A (en) * | 2019-09-06 | 2019-12-17 | 陕西群力电工有限责任公司 | Sealed strip output radio frequency relay |
| CN111710564A (en) * | 2020-06-19 | 2020-09-25 | 哈尔滨工业大学 | Small-size sealed electromagnetic relay reed that metal bonding of bending filled tin |
| CN111710564B (en) * | 2020-06-19 | 2022-05-03 | 哈尔滨工业大学 | Small-size sealed electromagnetic relay reed that metal bonding of bending filled tin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |