CN201527937U - Multifunctional electromagnetic relay with small volume - Google Patents
Multifunctional electromagnetic relay with small volume Download PDFInfo
- Publication number
- CN201527937U CN201527937U CN2009201999188U CN200920199918U CN201527937U CN 201527937 U CN201527937 U CN 201527937U CN 2009201999188 U CN2009201999188 U CN 2009201999188U CN 200920199918 U CN200920199918 U CN 200920199918U CN 201527937 U CN201527937 U CN 201527937U
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- China
- Prior art keywords
- electromagnetic relay
- movable contact
- coil
- contact spring
- push card
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- Expired - Fee Related
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Abstract
A multifunctional electromagnetic relay with small volume comprises a shell, a base, an electromagnetic component, a contact component and a pushing card, wherein an indicating board is arranged between the electromagnetic component and the contact component, parallel to a movable contact spring, vertically connected with the pushing card and used for indicating contacts to act; a rotatable button is arranged above one end of armature iron, the tail part of the armature iron is movably contacted with one end of the pushing card, a boss at the other end of the pushing card is connected with the movable contact spring in a matching way so as to form the contacts for being contacted with an indicator or a locker; an LED lamp arranged in a printed circuit board and a coil as well as a coil terminal are welded to form a detector for detecting the energization of the coil; and the lower end of the movable contact spring and a terminal of a movable spring are riveted together and then pressed in the base. Flexible cords are omitted to lead connection to be reliable and generate no displacement, the misconnection caused by tin pollution generated by welding after assembly is avoided, and space utilization rate is improved. As the movable contact spring and the movable terminal are riveted together and pressed in the base, the movable contact spring is avoided from generating displacement, and the action of increasing elasticity is reliable. The LED lamp is added for displaying the on-off state of the coil, the contact action is mechanical indication, contact and test, and the button is locked, therefore, the electrical performance of the electromagnetic relay is improved, the volume of the electromagnetic relay is reduced by one third, the assembly process is simplified, and the production cost is saved.
Description
Technical field
The utility model relates to a kind of relay, and is particularly a kind of at the electromagnetic relay that improves reduced volume on the performance basis.
Background technology
The function that electromagnetic relay is constantly brought forth new ideas constantly increases, and influences the volume of electromagnetic relay, and the LED lamp of establishing in the common electrical magnetic relay is placed directly in above the magnetic circuit system, and this structure causes the volume of product to increase.The movable contact spring of common electrical magnetic relay is to be fixed on above the armature and by soft wiring to be connected with leading foot, and this structure can increase a lot of operations, if soldering then can bring a lot of pollutions; If by spot welding, product cost increases.And also cause small product size bigger than normal.This structure is because movable contact spring is fixed on above the armature instability in the time of the contact contact can occurring, contact or back contact before very easily occurring in addition.
Common electromagnetic relay coil and being connected of coil terminals also are that the mode by soldering or spot welding is finished, and have equally also brought the problems referred to above.Therefore again can reduced volume when increasing the electromagnetic relay performance, reduce that to take up room be one of developing goal of electromagnetic relay.
Summary of the invention
The purpose of this utility model designs a kind of multi-functional small size electromagnetic relay at the defective that above-mentioned relay exists.
Design of the present utility model is: multi-functional small size electromagnetic relay, it comprises shell, base, electromagnetic assembly, contact assembly and push card, it is characterized in that between electromagnetic assembly and contact assembly, being provided with parallel with movable contact spring again with the indicator board of push card indicating contacts action connected vertically; Establish a rotary button above armature one end, the armature afterbody contacts the matched composition of the boss of the push card other end and movable contact spring contact contact pointer or locker with push card one end is movable; Be welded to form the magnetic test coil power-on detector by being located at LED lamp in the printed circuit board and coil and coil terminals; Be pressed in the base after movable contact spring lower end and the riveted joint of moving spring terminal.
The beneficial effect of above-mentioned design is, at first in electromagnetic relay, all are changed into movable contact spring and the riveted joint of moving spring terminal by the cord connection, coil and LED lamp are used the printed circuit board (PCB) welding instead, saving cord makes connection reliable, unshift, avoid assembling back welding and produce tin pollution and cause that misconnection touches, improve space availability ratio simultaneously.Be that the riveted joint of movable contact spring and moving spring terminal directly is pressed in the base again, avoid the movable contact spring displacement, elastic force increases reliable in action.Increase LED lamp demonstration coil break-make, the indication of contact action machinery, and engaged test and button locking raising electromagnetic relay performance, the said structure design makes relay volume-diminished 1/3, simplifies assembling procedure simultaneously, saves production cost.
Description of drawings
Fig. 1 is the utility model cut-away view.
Fig. 2 is the utility model overall appearance structure chart.
Fig. 3 is a contact operation indicator cutaway view.
Fig. 4 is contact assembly action schematic sectional view.
Fig. 5 is a button lock-out state cutaway view.
Fig. 6 is movable contact spring and moving spring terminal connection diagram.
Fig. 7 is movable contact spring and base assembling schematic diagram.
Fig. 8 is indicator board and contact assembly annexation figure.
Fig. 9 is the C-C profile of Fig. 8.
Figure 10 is the utility model structure magnetic circuit part and printed board assembly structure chart.
Embodiment
Shown in Fig. 1,2, multi-functional small size electromagnetic relay comprises shell 19, button 20, base 15, electromagnetic assembly, contact assembly and push card 17.Electromagnetic assembly comprises coil 13, bobbin 11, iron core 8, short-circuited conducting sleeve 9, yoke 18, armature 7, printed board assembly 10 and coil terminals 14 compositions.Contact assembly comprises movable contact spring 3, upper electrostatic spring sheet 1, static contact spring piece 5, fixed contact 2, moving contact 4 and moving spring terminal 16 are formed contact assembly down respectively two groups, and corresponding symmetry is assembled into one.
With reference to shown in Figure 3, the action indicator board comprises top view window 191, indicator board 6 and indicator board end face 61, for the operating state that can accurately know relay whether normal, shell 19 end face centres at relay have a visual windows 191, the indicator board 6 that under normal circumstances moves after the relay adhesive can move to visual windows 191 places, just can see the end face 61 of indicator board 6 by visual windows 191, the operating state of expression relay is normal.Otherwise, illustrate that relay work is undesired.
Shown in Fig. 3～6, the engage contacts indicating device comprises armature 7, is located at rotary knob 20 and the armature afterbody 71 vertical push card of drawing mutually 17 that shell pushes up 19 1 ends, with the movable contact spring 3 of push card 17 terminal boss 171 vertical sockets, indicator board 6 vertically passes push card 17 back and matches with groove 151 on being located at base 15.Button 20 is packed in shell 19 holes 194, press the button 20, bottom surface 202 contacts with armature 7 and promotes armature 7 and moves downward, until touching iron core 8 end faces 81, in this process, armature afterbody 71 also will be done corresponding horizontal and move, to promote push card 17 pushes equidirectional to and moves, because push card boss 171 directly inserts in the small sircle hole 32 that moves on the spring, then moving spring 3 and moving contact 4 are done corresponding motion, moving contact 4 just touches fixed contact 2 under the normal condition, has just realized the function of test contact contact situation.The movable contact spring locker is fastened by rotary button boss 201 and shell boss 192 and forms.After pressing rotary button 20 and being rotated counterclockwise 90 °, cooperate by boss on the button 20 201 and boss 192 on the shell contact purpose that plays locking, guarantee that moving contact 4 and last fixed contact 2 are permanently connected to.
Shown in Fig. 6,7, dash above the movable contact spring 3 two circular holes 31 are arranged, dashing above the moving spring terminal 16 has two circles protruding luxuriant 161 to cooperate with two circular holes 31 on the moving spring 3, connect by riveted way, be pressed in the moving spring hole 153 from base 15 sides then, design has locating piece 152 in the moving spring hole, avoided moving spring part moving up and down, guaranteed that the contact contact is good, the moving spring of common relay was realized with being connected by soft wiring of moving spring terminal, this structure operation is simplified, and has reduced the volume of product.
Shown in Fig. 8,9, this structure mainly is to realize the action of action indicator board 6 freedom and flexibility, the operating state of accurate indicating relay, the specific implementation process is that push card 17 lower ends are provided with two cylinders 63 and cooperate with circular groove 151 on base 15 convex platforms, is the motion fulcrum according to this, after the relay coil energising is pressed, armature 7 moves downward, until contacting with iron core 8 end faces 81, its afterbody 71 will be done horizontal movement, promote push card 17 and move to equidirectional.Because action indicator board 6 bosoms have two small cylinders 64 to match with groove 172 on the push card 17, to drive action indicator board 6 be the fulcrum rotation with 63 in push card 17 action in this process, when armature 7 complete adhesives on earth, when contacting fully with iron core 8 end faces 81, action indicator board 6 just moves to certain position, at this moment just can see the end face 61 of action indicator board 6 from the indicating window 191 at shell 19 tops, illustrate that at this moment the relay operating state is normal.Shell 19 inboards also have groove 195 and cooperate with it corresponding to action cylinder 63 positions, indicator board lower end in addition, action that can safety action indicator board 6 freedom and flexibility.
Referring to shown in Figure 10, welding LED lamp paster 12 in the middle of the printed circuit board 10, utilize the space between coil 13 and shell 19 medial surfaces, printed circuit board 10 lower ends 102 are directly welded with coil terminals 14 lateral surfaces 141, printed circuit board 10 upper end square holes 101 cooperate fixing with bobbin boss 111.This structure decrease in the complexity and the small product size of production line assembling.And whether normally LED lamp 12 has realized magnetic test coil 13 function.Coil terminals 14 directly inserts in bobbin 11 holes 112 in addition, bends by machinery and can realize coil-winding, the simple easy operating of operation.
Claims (8)
1. multi-functional small size electromagnetic relay, it comprises shell, base, electromagnetic assembly, contact assembly and push card, it is characterized in that between electromagnetic assembly and contact assembly, being provided with parallel with movable contact spring again with the indicator board of push card indicating contacts action connected vertically; Establish a rotary button above armature one end, the armature afterbody contacts the boss of the push card other end and movable contact spring matched composition engage contacts indicating device or locker with push card one end is movable; Be welded to form the magnetic test coil power-on detector by being located at LED lamp in the printed circuit board and coil and coil terminals; Be pressed in the base after movable contact spring lower end and the riveted joint of moving spring terminal.
2. multi-functional small size electromagnetic relay according to claim 1 is characterized in that described movable contact spring action indicator board (6) also comprises top view window (191), indicator board (6) and indication end face (61).
3. multi-functional small size electromagnetic relay according to claim 2 is characterized in that described action indicator board (6) bosom has two small cylinders (64) to match with groove (172) on the push card (17).
4. multi-functional small size electromagnetic relay according to claim 1 is characterized in that described push card lower end is provided with two cylinders (63) and matches as the motion fulcrum with truncated cone-shaped groove (151) on the base (15).
5. multi-functional small size electromagnetic relay according to claim 1, it is characterized in that described engage contacts indicating device comprises that armature (7) is located at the rotary knob (20) on shell (19) top, with the push card (17) of armature afterbody (71) vertical connection, with the movable contact spring (3) of the vertical socket of the terminal boss of push card (17) (171).
6. multi-functional according to claim 1 or 5 small size electromagnetic relay is characterized in that the groove (151) of described indicator board (6) on vertically passing push card (17) back and being located at base (15) matches.
7. multi-functional small size electromagnetic relay according to claim 1 is characterized in that described contact locker is fastened by the boss (92) of the boss (201) of rotary button (20) and shell (19) to form.
8. multi-functional small size electromagnetic relay according to claim 1, it is characterized in that described coil electricity detector is by welding LED lamp paster (12) in the middle of the printed circuit board (10), directly weld with coil terminals (14) lateral surface (141) printed circuit board (10) lower end (102), and printed circuit board (10) upper end square hole (101) cooperates fixing with bobbin boss (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201999188U CN201527937U (en) | 2009-11-03 | 2009-11-03 | Multifunctional electromagnetic relay with small volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201999188U CN201527937U (en) | 2009-11-03 | 2009-11-03 | Multifunctional electromagnetic relay with small volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527937U true CN201527937U (en) | 2010-07-14 |
Family
ID=42519219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201999188U Expired - Fee Related CN201527937U (en) | 2009-11-03 | 2009-11-03 | Multifunctional electromagnetic relay with small volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201527937U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102024622A (en) * | 2010-07-27 | 2011-04-20 | 广东格兰仕集团有限公司 | Fixing manner of elastic piece and inserting piece of relay |
| CN102693875A (en) * | 2011-03-23 | 2012-09-26 | 松下电器产业株式会社 | Electromagnetic relay |
| CN103035448A (en) * | 2011-09-30 | 2013-04-10 | 富士通电子零件有限公司 | Electromagnetic relay |
| CN103295842A (en) * | 2012-02-29 | 2013-09-11 | 湖南晟通科技集团有限公司 | Automobile wire harness type relay |
| CN103871789A (en) * | 2014-03-07 | 2014-06-18 | 宁波市鄞州永林电子电器有限公司 | Automobile steering lamp relay and steering lamp control system |
| KR101748847B1 (en) * | 2010-12-22 | 2017-06-20 | 한국단자공업 주식회사 | Solid state relay |
| CN106935443A (en) * | 2017-04-28 | 2017-07-07 | 东莞市三友联众电器有限公司 | A kind of relay with rectification function |
| CN106952785A (en) * | 2017-04-28 | 2017-07-14 | 东莞市三友联众电器有限公司 | A kind of rectifier relay with microswitch |
| CN113798622A (en) * | 2020-06-11 | 2021-12-17 | 贵州振华群英电器有限公司（国营第八九一厂） | Laser brazing method, brazing system and clamp for contact part of electromagnetic relay |
-
2009
- 2009-11-03 CN CN2009201999188U patent/CN201527937U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102024622B (en) * | 2010-07-27 | 2013-06-26 | 广东格兰仕集团有限公司 | Fixing manner of elastic piece and inserting piece of relay |
| CN102024622A (en) * | 2010-07-27 | 2011-04-20 | 广东格兰仕集团有限公司 | Fixing manner of elastic piece and inserting piece of relay |
| KR101748847B1 (en) * | 2010-12-22 | 2017-06-20 | 한국단자공업 주식회사 | Solid state relay |
| CN102693875B (en) * | 2011-03-23 | 2016-01-20 | 松下知识产权经营株式会社 | Electromagnetic relay |
| CN102693875A (en) * | 2011-03-23 | 2012-09-26 | 松下电器产业株式会社 | Electromagnetic relay |
| CN103035448A (en) * | 2011-09-30 | 2013-04-10 | 富士通电子零件有限公司 | Electromagnetic relay |
| CN103035448B (en) * | 2011-09-30 | 2016-02-10 | 富士通电子零件有限公司 | Electromagnetic relay |
| CN103295842B (en) * | 2012-02-29 | 2016-06-22 | 晟通科技集团有限公司 | A kind of automotive wire bundle formula relay |
| CN103295842A (en) * | 2012-02-29 | 2013-09-11 | 湖南晟通科技集团有限公司 | Automobile wire harness type relay |
| CN103871789B (en) * | 2014-03-07 | 2015-09-09 | 宁波市鄞州永林电子电器有限公司 | A kind of turn signal relay and direction indicator lamp control system |
| CN103871789A (en) * | 2014-03-07 | 2014-06-18 | 宁波市鄞州永林电子电器有限公司 | Automobile steering lamp relay and steering lamp control system |
| CN106935443A (en) * | 2017-04-28 | 2017-07-07 | 东莞市三友联众电器有限公司 | A kind of relay with rectification function |
| CN106952785A (en) * | 2017-04-28 | 2017-07-14 | 东莞市三友联众电器有限公司 | A kind of rectifier relay with microswitch |
| CN106935443B (en) * | 2017-04-28 | 2018-09-07 | 三友联众集团股份有限公司 | A kind of relay with rectification function |
| CN113798622A (en) * | 2020-06-11 | 2021-12-17 | 贵州振华群英电器有限公司（国营第八九一厂） | Laser brazing method, brazing system and clamp for contact part of electromagnetic relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20121103 |