CN204102812U - A kind of miniature electro-magnetic relay - Google Patents
A kind of miniature electro-magnetic relay Download PDFInfo
- Publication number
- CN204102812U CN204102812U CN201420443050.2U CN201420443050U CN204102812U CN 204102812 U CN204102812 U CN 204102812U CN 201420443050 U CN201420443050 U CN 201420443050U CN 204102812 U CN204102812 U CN 204102812U
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- CN
- China
- Prior art keywords
- chute
- magnetic circuit
- pushing block
- contact
- installation
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of miniature electro-magnetic relay, comprise magnetic circuit system, contact system, pushing block, case, pedestal, the divider wall that pedestal comprises the magnetic circuit system installation portion of relay, contact system installation portion and is wholely set, feature is that divider wall is arranged between magnetic circuit system and contact system, divider wall is provided with the first pushing block chute installing pushing block, on inside the roof of case, is provided with the first convex tendon and the second convex tendon; Magnetic circuit system installation portion is provided with magnetic circuit system chute, contact system installation portion is provided with contact system chute, and the installation that pushing block loads the first pushing block chute slips into installation that direction and magnetic circuit system load magnetic circuit system chute and slips into installation that direction and contact system load contact system chute and slip into direction and be parallel to each other; Advantage be this relay assembling simple and fast, easily be automated production, low cost of manufacture, good insulation preformance, applied range and work more reliable.
Description
Technical field
The utility model relates to a kind of relay, particularly relates to a kind of miniature electro-magnetic relay.
Background technology
Relay is that one uses electronic component widely, and it is applied to the fields such as household electrical appliance, automobile, Industry Control, electric power system, communication device.Relay from part to parts in the assembling process of product, usually riveted joint will be used, welding, the multiple assembling mode such as clamping combines, as No. 2877024Y, CN patent discloses a kind of car-used small-sized high-power relay, comprise case, bobbin, unshakable in one's determination, yoke and armature, bobbin is wound with coil, the middle part of bobbin is for being provided with the Cylinder shape constructional element of through hole, unshakable in one's determination through through hole, the riveting column of one end unshakable in one's determination is connected with yoke riveting, yoke is connected with moving contacting plate, moving contacting plate and armature are riveted, bobbin is provided with contact chip mount pad, upper contact chip jack, lower contact chip mount pad and lower contact chip jack, upper contact chip is arranged on contact chip mount pad also through upper contact chip jack, lower contact chip is arranged on lower contact chip mount pad also through lower contact chip jack, upper contact chip is provided with the first fixing ear, lower contact chip is provided with the second fixing ear, first fixing ear and the second fixing ear are respectively to the back side of inner bending to lower contact chip mount pad.The moving contacting plate of this utility model is connected with yoke, armature respectively by riveted joint, such assembling mode easily makes dynamic and static contact center not line up and causes poor contact of contacts, the relay performance parameter assembled such as the starting of contact, return voltage can not get designing requirement in advance, production line usually needs set up debugging operation, by manually adjusting moving contacting plate, align to make fixed contact center, the starting of contact, return voltage meet the demand of design, like this, the percent of automatization produced declines, and production efficiency low cost is large.In addition, the isolation between the input of relay and output is poor, and the creepage distance of input and output is little, dielectric withstanding voltage is low, can only be applied to the application not high to insulating requirements.And use that the demand for development relay volume of the complete machine of relay is little, highly sensitiveization, good insulation preformance, functional reliability is high and cost is low.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of assembling simple and fast, easily is automated production, low cost of manufacture, good insulation preformance, applied range and the more reliable miniature electro-magnetic relay of work.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of miniature electro-magnetic relay, comprise magnetic circuit system, contact system, pushing block, case, pedestal, described magnetic circuit system comprises electromagnetic system and armature, described electromagnetic system comprises iron core, yoke, described pedestal comprises the magnetic circuit system installation portion of relay, contact system installation portion and the divider wall be wholely set, described divider wall is arranged between described electromagnetic system and described contact system and one end and bends backward described magnetic circuit system installation portion and extend, described divider wall is provided with the first pushing block chute installing described pushing block, the inner roof wall of described case is wholely set the first convex tendon and the second convex tendon, the first described convex tendon is placed between described contact system and described divider wall to downward-extension, the second described convex tendon is connected to downward-extension and with the side one of the madial wall of case, and be placed between described magnetic circuit system and described divider wall, described magnetic circuit system installation portion is provided with the magnetic circuit system chute installing described magnetic circuit system, described contact system installation portion is provided with the contact system chute installing described contact system, the notch of described contact system chute, the notch of described magnetic circuit system chute is all arranged on the end face of the two opposite sides of pedestal, the installation that described pushing block loads the first pushing block chute slips into direction, the installation of the magnetic circuit system chute described in described magnetic circuit system loads slips into direction, the installation of the contact system chute described in described contact system loads slips into direction three and is parallel to each other.
The height of described divider wall is greater than the height of described contact system, the height of described electromagnetic system.Like this, obtain good isolation between the input of relay and output, the creepage distance between input and output strengthens further, and the dielectric withstanding voltage between input and output is had been further upgraded.
A kind of miniature electro-magnetic relay also comprises spring leaf, described electromagnetic system comprises iron core, yoke, bobbin, described armature is arranged on the top of the pole shoe of described iron core and is connected with the knife-edge part of described yoke at yoke, described armature bends downwards in junction, the groove that the outer middle side part of the kink of described armature is provided with, described divider wall is provided with spring leaf chute, described spring leaf comprises Access Division and installation portion, described Access Division is connected in the groove of described armature, in spring leaf chute described in described installation portion loads, the installation of the spring leaf chute described in the installation portion of described spring leaf loads slip into direction load with described magnetic circuit system described in the installation of magnetic circuit system chute slip into direction and parallel.Like this, in the work of relay, armature can overcome armature gravity and return completely under the help of spring leaf, also make moving contact and often open fixed contact to discharge more sensitive, and, for the relay having normally closed fixed contact, moving contact returns contact force that is rear and normal-closed end guarantee, and the electric property of relay obtains optimization.In addition, the assembling of armature, the assembling of spring leaf must by the modes of riveted joint, spot welding, and the two opposite sides loading when pedestal one-time positioning directly from the pedestal of relay just can complete.
The integral middle of described pushing block is provided with flange, further increase the creepage distance between input and output, the end face of the side of described flange is provided with small boss, the side of described pushing block has been wholely set projection, and described small boss and described projection are positioned at the same side of described pushing block.When installing case, a madial wall of case and the small boss of pushing block are slidably matched with convexing to form, and the sidewall of case plays the effect of located lateral to pushing block, and like this, pushing block meets assembling and positioning demand simultaneously and improves electrical performance demands.
Described contact system installation portion is provided with the second pushing block chute for assemble pushing block corresponding with the first described pushing block chute, the installation of the second pushing block chute described in described pushing block loads slip into direction load with described contact system described in the installation of contact system chute slip into direction and parallel.Like this, for the pushing block that needs two pushing block chutes are installed, also just installation can be completed when pedestal one-time positioning.
Described contact system comprises quiet contact group and contacts group with dynamic, the dynamic contact group chute that described contact system chute comprises assembling described dynamic contact group with in order to assemble the described quiet quiet contact group chute contacting group, described magnetic circuit system chute comprises the yoke chute of the yoke installing electromagnetic system, the installation of the yoke chute described in described yoke loads slips into direction, the installation that described quiet contact is assembled into described quiet contact group chute slips into direction, the installation that described dynamic contact is assembled into described dynamic contact group chute slips into direction three and is parallel to each other.Equally, quiet contact group and the dynamic assembling contacting group also directly just can complete from the two opposite sides grafting of the pedestal of relay when pedestal one-time positioning.
Described divider wall has been wholely set yoke positioning boss, described yoke has been provided with the breach corresponding with described yoke positioning boss, like this, can to electromagnetic system at hard Nogata to better locating.
Compared with prior art, the utility model has the advantage of: on the one hand, the installation loading the first pushing block chute due to pushing block slips into direction, the installation that magnetic circuit system loads magnetic circuit system chute slips into direction, the installation of contact system loading contact system chute slips into direction three and is parallel to each other, on relay assembling line, the part of relay, parts are when assembling with pedestal, when pedestal one-time positioning is constant, other parts are distinguished clamping according to the order of sequence and are loaded pedestal in same axial, simplify the assembling on the production line of relay, operate very convenient, and be easy to the fully-automatic production realizing relay, substantially increase the efficiency that relay is produced, in addition, when the pedestal mechanical parameter design con-trol of design phase in advance to electromagnetic relay, just can control the Technique performance parameter of the electromagnetic relay assembled well, make being improved at the first-pass yield of production line of electromagnetic relay, quality PPM value controls in lower numerical value.
On the other hand, extend because divider wall is arranged on the backward described magnetic circuit system installation portion of between electromagnetic system and contact system and one end bending, and one end of divider wall bends the extension of backward magnetic circuit system installation portion, and the inner roof wall of case has been wholely set the first convex tendon and the second convex tendon, first convex tendon is placed between described contact system and described divider wall to downward-extension, second convex tendon is connected to downward-extension and with the side one of the madial wall of case, and be placed between electromagnetic system and divider wall, so omnibearing isolation is carried out to input and output, creepage distance between input and output is also strengthened, be required under relatively little relay overall dimension condition, dielectric withstanding voltage between relay input and output still can meet the requirement of VDE safety certification, the field that insulation safety requirement is high can be applied to, expand and use market.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model embodiment;
Fig. 2 is the first perspective view after the utility model embodiment removes case;
Fig. 3 is the second perspective view after the utility model embodiment removes case;
Fig. 4 is the first perspective view of the pedestal in the utility model embodiment;
Fig. 5 is second perspective view being different from the angle of Fig. 4 of the pedestal in the utility model embodiment;
Fig. 6 is the 3rd perspective view being different from the angle of Fig. 4, Fig. 5 of the pedestal in the utility model embodiment;
Fig. 7 is that schematic diagram cuts open in the office of the vertical view of the utility model embodiment;
Fig. 8 is that the A-A of Fig. 7 is to stagewise cutaway view schematic diagram;
Fig. 9 is the perspective view of the case in the utility model embodiment;
Figure 10 is the perspective view of the pushing block in the utility model embodiment;
Figure 11 is the perspective view of the electromagnetic system in the utility model embodiment;
Figure 12 is the perspective view of the armature in the utility model embodiment;
Figure 13 is the perspective view of the spring leaf in the utility model embodiment;
Figure 14 is the assembling schematic diagram of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in the figure, a kind of miniature electro-magnetic relay, comprise magnetic circuit system 1, contact system 2, pushing block 3, case 4, pedestal 5 and spring leaf 6, magnetic circuit system 1 comprises electromagnetic system 11 and armature 12, electromagnetic system 11 comprises iron core 111, yoke 112, contact system 2 comprises quiet contact group 21 and contacts group 22 with dynamic, quiet contact group 21 comprises Chang Kaijing contact group 211 and quietly contacts group 212 with normally closed, pedestal 5 comprises the magnetic circuit system installation portion 51 of relay, contact system installation portion 52 and the divider wall 53 be wholely set, divider wall 53 is arranged between electromagnetic system 1 and contact system 2 and one end and bends backward magnetic circuit system installation portion 51 and extend, the height of divider wall 53 is greater than the height of contact system 1, the height of electromagnetic system 11, divider wall 53 is provided with the first pushing block chute 531 installing pushing block 3, contact system installation portion 52 is provided with the second pushing block chute 521 for assemble pushing block 3 corresponding with the first pushing block chute 531, the inner roof wall of case 4 is wholely set the first convex tendon 41 and the second convex tendon 42, first convex tendon 41 is placed between contact system 2 and divider wall 53 to downward-extension, second convex tendon 42 is connected to downward-extension and with the side one of the madial wall of case 4, and be placed between magnetic circuit system 1 and divider wall 53, magnetic circuit system installation portion 51 is provided with the magnetic circuit system chute installing magnetic circuit system 1, magnetic circuit system chute comprises the yoke chute 511 installing yoke 112, contact system installation portion 52 is provided with the contact system chute installing contact system 2, the notch of contact system chute, the notch of magnetic circuit system chute is all arranged on the end face of the two opposite sides of pedestal 5, the dynamic contact group chute 522 that contact system chute comprises assembling dynamic contact group 22 with in order to assemble the quiet quiet contact group chute 523 contacting group 21, divider wall 53 is wholely set yoke positioning boss 533, yoke 112 is provided with the breach 1121 corresponding with yoke positioning boss 533.
Armature 12 is arranged on the top of the pole shoe 1111 of iron core 111 and is connected with the knife-edge part of yoke 112 at yoke 112, armature 12 bends downwards in junction, the groove 121 that the outer middle side part of the kink of armature 12 is provided with, divider wall 53 is provided with spring leaf chute 532, spring leaf 6 comprises Access Division 61 and installation portion 62, Access Division 61 is connected in the groove 121 of armature 12, installation portion 62 loads in spring leaf chute 532, the installation that the installation portion 62 of spring leaf 6 loads spring leaf chute 632 slips into direction, the installation that pushing block 3 loads the first pushing block chute 531 and the second pushing block chute 522 simultaneously slips into direction, the installation that yoke 112 loads yoke chute 511 slips into direction, the installation that quiet contact group 21 loads quiet contact group chute 523 slips into direction, the installation side of slipping into that dynamic contact group 22 loads dynamic contact group chute 522 is parallel mutually.
The integral middle of pushing block 3 is provided with flange 31, further increase the creepage distance between the input of relay and output, the end face of the side of flange 31 is provided with small boss 311, the side of one end of pushing block 3 has been wholely set protruding 32, small boss 311 is positioned at the same side of pushing block 3 with protruding 32, when installing case 4, one madial wall of case 4 and the small boss 311 of pushing block 3 and protruding 32 are formed and are slidably matched, and the sidewall of case 4 plays the effect of located lateral to pushing block 3, like this, pushing block meets assembling and positioning demand simultaneously and improves electrical performance demands.
On relay assembling line, the part of relay, parts are when assembling with pedestal 5, as shown in figure 14, when pedestal 5 one-time positioning is constant, pushing block 3, dynamic contact group 22, Chang Kaijing contact group 211, electromagnetic system 11, spring leaf 6, armature 12, normally closed quiet contact group 212 are respectively charged into pedestal 5 according to the order of sequence in same axial, simplify the assembling on the production line of relay, operate very convenient, and be easy to the fully-automatic production realizing relay, substantially increase the efficiency that relay is produced; In addition, in the design phase in advance to the pedestal mechanical parameter design con-trol of electromagnetic relay, just can control the Technique performance parameter of the electromagnetic relay assembled well, being improved at the first-pass yield of production line of such electromagnetic relay, quality PPM value controls in lower numerical value.
Claims (7)
1. a miniature electro-magnetic relay, comprise magnetic circuit system, contact system, pushing block, case, pedestal, described magnetic circuit system comprises electromagnetic system and armature, described electromagnetic system comprises iron core, yoke, described pedestal comprises the magnetic circuit system installation portion of relay, contact system installation portion and the divider wall be wholely set, be characterised in that described divider wall is arranged between described electromagnetic system and described contact system and one end and bends backward described magnetic circuit system installation portion and extend, described divider wall is provided with the first pushing block chute installing described pushing block, the inner roof wall of described case is wholely set the first convex tendon and the second convex tendon, the first described convex tendon is placed between described contact system and described divider wall to downward-extension, the second described convex tendon is connected to downward-extension and with the side one of the madial wall of case, and be placed between described magnetic circuit system and described divider wall, described magnetic circuit system installation portion is provided with the magnetic circuit system chute installing described magnetic circuit system, described contact system installation portion is provided with the contact system chute installing described contact system, the notch of described contact system chute, the notch of described magnetic circuit system chute is all arranged on the end face of the two opposite sides of pedestal, the installation that described pushing block loads the first pushing block chute slips into direction, the installation of the magnetic circuit system chute described in described magnetic circuit system loads slips into direction, the installation of the contact system chute described in described contact system loads slips into direction three and is parallel to each other.
2. a kind of miniature electro-magnetic relay according to claim 1, is characterized in that the height of described divider wall is greater than the height of described contact system, the height of described electromagnetic system.
3. a kind of miniature electro-magnetic relay according to claim 1, characterized by further comprising spring leaf, described armature is arranged on the top of the pole shoe of described iron core and is connected with the knife-edge part of described yoke at yoke, described armature bends downwards in junction, the groove that the outer middle side part of the kink of described armature is provided with, described divider wall is provided with spring leaf chute, described spring leaf comprises Access Division and installation portion, described Access Division is connected in the groove of described armature, in spring leaf chute described in described installation portion loads, the installation of the spring leaf chute described in the installation portion of described spring leaf loads slip into direction and described magnetic circuit system load described in the installation of magnetic circuit system chute slip into direction and be parallel to each other.
4. a kind of miniature electro-magnetic relay according to claim 1, it is characterized in that the integral middle of described pushing block is provided with flange, the end face of the side of described flange is provided with small boss, the side of one end of described pushing block has been wholely set projection, and described small boss and described projection are positioned at the same side of described pushing block.
5. a kind of miniature electro-magnetic relay according to claim 1, it is characterized in that described contact system installation portion is provided with the second pushing block chute for assemble pushing block corresponding with the first described pushing block chute, the installation of the second pushing block chute described in described pushing block loads slip into direction and described contact system load described in the installation of contact system chute slip into direction and be parallel to each other.
6. a kind of miniature electro-magnetic relay according to claim 1, it is characterized in that described contact system comprises quiet contact group and contacts group with dynamic, the dynamic contact group chute that described contact system chute comprises assembling described dynamic contact group with in order to assemble the described quiet quiet contact group chute contacting group, described magnetic circuit system chute comprises the yoke chute installing described yoke, the installation of the yoke chute described in described yoke loads slips into direction, the installation that described quiet contact is assembled into described quiet contact group chute slips into direction, the installation that described dynamic contact is assembled into described dynamic contact group chute slips into direction three and is parallel to each other.
7. a kind of miniature electro-magnetic relay according to claim 6, is characterized in that described divider wall has been wholely set yoke positioning boss, described yoke is provided with the breach corresponding with described yoke positioning boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443050.2U CN204102812U (en) | 2014-08-07 | 2014-08-07 | A kind of miniature electro-magnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443050.2U CN204102812U (en) | 2014-08-07 | 2014-08-07 | A kind of miniature electro-magnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204102812U true CN204102812U (en) | 2015-01-14 |
Family
ID=52271218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420443050.2U Withdrawn - After Issue CN204102812U (en) | 2014-08-07 | 2014-08-07 | A kind of miniature electro-magnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204102812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201056A (en) * | 2014-08-07 | 2014-12-10 | 宁波福特继电器有限公司 | Small electromagnetic relay |
| CN104835688A (en) * | 2015-05-21 | 2015-08-12 | 遵义长征电器防爆设备有限责任公司 | Interruption relay type distributed switch |
| CN106847618A (en) * | 2017-03-21 | 2017-06-13 | 哈尔滨工业大学 | A kind of overall body contact formula fin in crystal cover series electromagnetic relay |
-
2014
- 2014-08-07 CN CN201420443050.2U patent/CN204102812U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201056A (en) * | 2014-08-07 | 2014-12-10 | 宁波福特继电器有限公司 | Small electromagnetic relay |
| CN104835688A (en) * | 2015-05-21 | 2015-08-12 | 遵义长征电器防爆设备有限责任公司 | Interruption relay type distributed switch |
| CN106847618A (en) * | 2017-03-21 | 2017-06-13 | 哈尔滨工业大学 | A kind of overall body contact formula fin in crystal cover series electromagnetic relay |
| CN106847618B (en) * | 2017-03-21 | 2018-09-21 | 哈尔滨工业大学 | A kind of whole body contact formula cooling fin in crystal cover series electromagnetic relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20160113 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |