CN203312174U - High-voltage-resistant large-power magnetic latching relay - Google Patents
High-voltage-resistant large-power magnetic latching relay Download PDFInfo
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- CN203312174U CN203312174U CN2013203328201U CN201320332820U CN203312174U CN 203312174 U CN203312174 U CN 203312174U CN 2013203328201 U CN2013203328201 U CN 2013203328201U CN 201320332820 U CN201320332820 U CN 201320332820U CN 203312174 U CN203312174 U CN 203312174U
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- pedestal
- withstand voltage
- magnetic force
- voltage power
- conducting strip
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Abstract
The utility model discloses a high-voltage-resistant large-power magnetic latching relay which comprises a pedestal, and a magnetic circuit control mechanism, a load on-off mechanism and a pushing sheet arranged on the pedestal, wherein the magnetic circuit control mechanism comprises an armature assembly and a coil assembly, the load on-off mechanism comprises a stator plate assembly, a rotor plate assembly and a conducting sheet, the push sheet is respectively connected with the armature assembly and conducting sheet, and the pedestal is provided with a voltage-resistant crosstie wall to increase the creepage distance between the conducting sheet and the armature assembly. The high-voltage-resistant large-power magnetic latching relay is compact in structure, simple for processing, saving in material, enhanced in performance, high in capability for resisting environment temperature and impact current, and stable and reliable in quality and the coil and a contact are capable of resisting voltage no lower than 12KV.
Description
Technical field
The utility model relates to the magnetic latching relay field, is specially a kind of high withstand voltage power magnetic force keeping relay, is mainly used in the industrial automation control system of intelligent electric meter and large current load.
Background technology
Current intelligent electric meter built-in magnetic latching relay ubiquity: the voltage withstand class produced while disconnecting when at large electric current is to a certain degree less than normal, thereby has reduced the fail safe of electric power magnetic latching relay, brings certain hidden danger for the use client.
The utility model content
The problems referred to above that exist for solving prior art, the utility model proposes a kind of high withstand voltage power magnetic force keeping relay, this magnetic latching relay has that compact conformation, processing are simple, material saving, performance boost, anti-ambient temperature and the impulse current ability is strong, withstand voltage >=12KV between coil and contact; The characteristics such as steady quality is reliable.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of high withstand voltage power magnetic force keeping relay, comprise pedestal, and be contained in magnetic circuit controlling organization, load on off mechanism and pushing piece on pedestal; Described magnetic circuit controlling organization comprises armature component and coil block; Described load on off mechanism comprises still assembly, moving plate assembly and conducting strip; Described pushing piece is connected with conducting strip with armature component respectively; Its design feature is that described pedestal is provided with the withstand voltage crosstie wall that increases creepage distance between conducting strip and armature component.
Be below the technical scheme of further improvement of the utility model:
Further, on described pedestal, upper cover is housed, described magnetic circuit controlling organization, load on off mechanism and pushing piece are arranged in the cavity of pedestal and upper cover formation; The downside of described upper cover is provided with withstand voltage vertical retaining wall, and this is withstand voltage vertical retaining wall, between conducting strip and pedestal, can increase creepage distance between conducting strip and armature component further.
Further, described magnetic circuit controlling organization also comprises the clamping plate that are contained in pedestal, and an end of these clamping plate has a glue groove, in this glue groove, epoxy resin etc. can be set, to increase further creepage distance between conducting strip and armature component.
According to embodiment of the present utility model, described pushing piece is S-shaped, realizes being connected of conducting strip assembly and armature component switching system and magnetic circuit system by S shape pushing piece.
Further.Between described moving plate assembly and conducting strip, be provided with incremental, this incremental is fixed together with conducting strip, can be riveted joint or welding, to increase the overcurrent sectional area of conducting strip, reduces temperature rise.
Described still assembly comprises still and fixed contact; As a kind of specific constructive form, described still partly is yi word pattern and stretches out pedestal.
Described moving plate assembly comprises moving contact, a plurality of splitter, movable contact spring and shell fragment; As a kind of specific constructive form, this moving plate assembly and described still assembly are that Z-shaped is fixed and part is stretched out pedestal.
According to embodiment of the present utility model, the contact portion of described armature component and pushing piece is cylindrical.
The armature two ends chamfering angle size difference of described armature component, affect electric shock pressure not to make up when armature component rotates the stroke produced.
Two armature dislocation of described armature component are arranged, with close retaining force and the disconnection confining force of regulating armature component.
Below the utility model is described in further detail.
A kind of withstand voltage power magnetic force keeping relay of 12KV that bears, its structure as shown in Figure 1, comprise the magnetic circuit controlling organization formed by pedestal 12, armature component 14, clamping plate 15, coil block etc., the load on off mechanism formed by pedestal 12, still assembly (still 1, fixed contact 2 form), conducting strip assembly etc., and the push-pull mechanism of S type pushing piece 13 connects the magnetic circuit controlling organization and the on off mechanism of loading as intermediate member.Described coil block consists of wiring pin 16, left yoke 17, skeleton 18, right yoke 19; Described conducting strip assembly is moving contact 3, large shunt sheet 4, middle splitter 5, little splitter 6, movable contact spring 7, shell fragment 8, pad 9, incremental 10 formation again.
Wherein: magnetic circuit controlling organization, load on off mechanism and push-pull mechanism are arranged in the formed cavity of lid 20 of pedestal 12 and top thereof, still assembly in the load on off mechanism is drawn to side " type ", and the conducting strip assembly is " Z-type " fixing rear front end and draws in pedestal 12; Conducting strip 11 is realized by riveted joint or welding with incremental 10; The S-type structure of pushing piece 13, push-and-pull is more stable.Pedestal 12 promotes 13 promotion activities place at pushing piece a withstand voltage cross-tie wall, upper cover 20 has withstand voltage vertical retaining wall, upper cover 20 coordinates with pedestal 12, at pedestal 12 and the vertical retaining wall on the middle place of conducting strip 11 upper cover 20, insert middle, clamping plate 15 have a glue groove, and clamping plate 15 can be put glue at clamping plate point glue groove place after with pedestal 12, assembling.The conducting strip assembly increases incremental, and the cylindrical shape of contact portion of armature component 14 and S type pushing piece 13; Upper and lower misconstruction during the upper and lower two armature injection mo(u)ldings of armature component 14; Conducting strip 11 by riveting or be welded into one, then becomes the conducting strip assembly with moving plate assembly (formations such as moving contact 3, large shunt sheet 4, middle splitter 5, little splitter 6, movable contact spring 7, shell fragment 8) riveted joint with incremental 10; Then place pedestal 12 and be " Z " type structure with the still assembly; Conducting strip assembly and armature component 12 are realized being connected of switching system and magnetic circuit system, the S-type structure of pushing piece 13 by pushing piece 13; Pedestal 12 promotes 13 promotion activities place at pushing piece a withstand voltage cross-tie wall, and upper cover 20 coordinates with pedestal 12, in the middle of the middle vertical retaining wall of locating on upper cover 20 of pedestal 12 and conducting strip 11 inserts; Some glue grooves are arranged on clamping plate 15, and clamping plate 15 can be put glue at clamping plate point glue groove place after with pedestal 12, assembling; The cylindrical shape of contact portion of armature component 14 and S type pushing piece 13; Two armature on armature component 14 can misplace up and down when injection mo(u)lding, can be different length and angle, thus the confining force of relay adjusted, the relay driving voltage is controlled within the specific limits.
Compared with prior art, the beneficial effects of the utility model are: the power magnetic force keeping relay that 12KV of the present utility model is withstand voltage has that compact conformation, processing are simple, material saving, performance boost, withstand voltage >=12KV; The characteristics such as reliable and stable.
Below in conjunction with drawings and Examples, the utility model is further elaborated.
The accompanying drawing explanation
Fig. 1 is the structural principle exploded view of a kind of embodiment of the utility model;
Fig. 2 is the structural representation after Fig. 1 assembles;
Fig. 3 is the structure principle chart of push-pull mechanism assembly of the present utility model;
Fig. 4 is the structural representation that there is withstand voltage cross-tie wall at the movable place of pedestal of the present utility model;
Fig. 5 is the vertical section schematic diagram of Fig. 2;
Fig. 6 is the structural representation of upper cover described in the utility model;
Fig. 7 is the structural representation of armature component described in the utility model;
Fig. 8 is the A place partial enlarged drawing of Fig. 5;
Fig. 9 is the structural representation of push-pull piece described in the utility model;
Figure 10 is the structural representation that increases incremental conducting strip assembly.
In figure: the 1-still; The 2-fixed contact; The 3-moving contact; 4-large shunt sheet; Splitter in 5-; The little splitter of 6-; The 7-movable contact spring; The 8-shell fragment; The 9-pad; Incremental of 10-; The 11-conducting strip; The 12-pedestal; The 13-pushing piece; The 14-armature component; The 15-clamping plate; The 16-wiring pin; The left yoke of 17-; The 18-skeleton; The right yoke of 19-; The 20-upper cover; The withstand voltage cross-tie wall of 21-; 22-is withstand voltage vertical retaining wall; 23-point glue groove.
Embodiment
A kind of high withstand voltage power magnetic force keeping relay, as illustrated in fig. 1 and 2, comprise pedestal 12, is contained in magnetic circuit controlling organization, load on off mechanism and pushing piece 13 on pedestal 12; Described magnetic circuit controlling organization comprises armature component 14 and coil block; Described load on off mechanism comprises still assembly, moving plate assembly and conducting strip 11; Described pushing piece 13 is connected with conducting strip 11 with armature component 14 respectively; In the load on off mechanism, the still assembly is drawn after the interior side direction of pedestal 12 " type " is fixing; Then conducting strip 11 draws with moving plate assembly front end after being " Z-type " in pedestal 12 and fixing through welding or riveted joint with incremental 10.This outbound course has increased the three-dimensional fixing stability of magnetic latching relay and has improved the shock resistance current capacity.Wherein, the moving plate assembly is firm elastic construction, thus the contact force that has improved relay with open distance, conducting strip and incremental spot welding or welding have increased the overcurrent sectional area of conducting strip, reduce temperature rise, raising product overall performance, make product more stable.
As shown in Figure 3, in push-pull mechanism, conducting strip assembly and armature component 14 couple together by S type pushing piece 13, and concrete structure as shown in Figure 3.S type pushing piece is closed and disconnection at the interior slip band moving armature of pedestal 12 assembly, and this S type pushing piece is convenient to assembly and disassembly, and reduces the contact area of pushing piece and pedestal, thereby has reduced action frictional force and improved the stability of moving.
As shown in Figure 4, promotion activity place on described pedestal 12 has withstand voltage cross-tie wall, has increased conducting strip 11 and armature component 14 side creepage distances; As shown in Figure 6, upper cover 20 has withstand voltage vertical retaining wall, is inserted in conducting strip and pedestal 12 neutral places when with pedestal 12 assembling, improves conducting strip 11 and armature component 14 top creepage distances; As shown in Figure 5, clamping plate 15 have a glue groove, thus with select epoxy resin and improve creepage distance between conducting strip 11 and armature component 14 selecting Jiao Caochu after pedestal coordinates.The change at three places has increased the creepage distance between conducting strip and armature component, has improved compressive resistance, thereby meets the withstand voltage electric power magnetic latching relay of 12KV.
The cylindrical shape of contact portion of described armature component 14 and S type pushing piece 13; The general upper lower armature of armature component 14 is isometric, and upper and lower dislocation when the withstand voltage magnetic latching relay upper armature of 12KV of the present utility model and lower armature injection mo(u)lding, thereby regulate close retaining force and disconnect confining force, the relay driving voltage is controlled within the specific limits, thereby and the stroke that the chamfering on armature two limits is inconsistent to be produced while making up the armature component rotation not and influencing contactor pressure.This structure makes properties of product more stable, and concrete structure is as shown in b, c, d, e in Fig. 7.
Above-described is only preferred embodiment of the present utility model.It should be pointed out that for those skilled in the art, the various apparent change that the spirit of technical scheme described in the utility model and claim scope carry out it in the situation that do not deviate from is all within protection range of the present utility model.
Claims (10)
1. one kind high withstand voltage power magnetic force keeping relay, comprise pedestal (12), is contained in magnetic circuit controlling organization, load on off mechanism and pushing piece (13) on pedestal (12); Described magnetic circuit controlling organization comprises armature component (14) and coil block; Described load on off mechanism comprises still assembly, moving plate assembly and conducting strip (11); Described pushing piece (13) is connected with conducting strip (11) with armature component (14) respectively; It is characterized in that, described pedestal (12) is provided with the withstand voltage crosstie wall (21) that increases creepage distance between conducting strip (11) and armature component (14).
2. the withstand voltage power magnetic force keeping relay of height according to claim 1, it is characterized in that, upper cover (20) is housed on described pedestal (12), and described magnetic circuit controlling organization, load on off mechanism and pushing piece (13) are arranged in the cavity of pedestal (12) and upper cover (20) formation; The downside of described upper cover (20) is provided with withstand voltage vertical retaining wall (22), and this is withstand voltage, and vertical retaining wall (22) is positioned between conducting strip (11) and pedestal (12).
3. the withstand voltage power magnetic force keeping relay of height according to claim 1, is characterized in that, described magnetic circuit controlling organization also comprises the clamping plate (15) that are contained in pedestal (12), and an end of these clamping plate (15) has a glue groove (23).
4. the withstand voltage power magnetic force keeping relay of height according to claim 1, is characterized in that, described pushing piece (13) is S-shaped.
5. the withstand voltage power magnetic force keeping relay of height according to claim 1, is characterized in that, is provided with incremental (10) between described moving plate assembly and conducting strip (11), and these incremental (10) are fixed together with conducting strip (11).
6. the withstand voltage power magnetic force keeping relay of height according to claim 1, is characterized in that, described still assembly comprises still (1) and fixed contact (2); Described still (1) part is yi word pattern and stretches out pedestal (12).
7. the withstand voltage power magnetic force keeping relay of height according to claim 1, is characterized in that, described moving plate assembly comprises moving contact (3), a plurality of splitter, movable contact spring (7) and shell fragment (8); This moving plate assembly and described still assembly are that Z-shaped is fixed and part is stretched out pedestal (12).
8. according to the withstand voltage power magnetic force keeping relay of the described height of one of claim 1 ~ 7, it is characterized in that, described armature component (14) is cylindrical with the contact portion of pushing piece (13).
9. according to the withstand voltage power magnetic force keeping relay of the described height of one of claim 1 ~ 7, it is characterized in that the armature two ends chamfering angle size difference of described armature component (14).
10. according to the withstand voltage power magnetic force keeping relay of the described height of one of claim 1 ~ 7, it is characterized in that, two armature dislocation of described armature component (14) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203328201U CN203312174U (en) | 2013-06-09 | 2013-06-09 | High-voltage-resistant large-power magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203328201U CN203312174U (en) | 2013-06-09 | 2013-06-09 | High-voltage-resistant large-power magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203312174U true CN203312174U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203328201U Expired - Fee Related CN203312174U (en) | 2013-06-09 | 2013-06-09 | High-voltage-resistant large-power magnetic latching relay |
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| CN (1) | CN203312174U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943412A (en) * | 2014-05-04 | 2014-07-23 | 浙江朗万电气科技有限公司 | Micro-energy consumption permanent magnet relay unit, lead rail type intelligent switch and intelligent control method thereof |
| CN104885183A (en) * | 2013-12-27 | 2015-09-02 | 欧姆龙株式会社 | Assembly construction of contactor terminals and electromagnetic relay equipped therewith |
-
2013
- 2013-06-09 CN CN2013203328201U patent/CN203312174U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104885183A (en) * | 2013-12-27 | 2015-09-02 | 欧姆龙株式会社 | Assembly construction of contactor terminals and electromagnetic relay equipped therewith |
| CN104885183B (en) * | 2013-12-27 | 2017-11-21 | 欧姆龙株式会社 | The assembled configuration of contact terminal and the electromagnetic relay for possessing it |
| CN103943412A (en) * | 2014-05-04 | 2014-07-23 | 浙江朗万电气科技有限公司 | Micro-energy consumption permanent magnet relay unit, lead rail type intelligent switch and intelligent control method thereof |
| CN103943412B (en) * | 2014-05-04 | 2016-04-20 | 浙江朗万电气科技有限公司 | A kind of micro-energy consumption permanent-magnet relay unit and guide tracked intelligent switch and intelligent control method thereof |
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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: 20131127 Termination date: 20190609 |