CN201311887Y - Electromagnetic relay with insulating spacer - Google Patents
Electromagnetic relay with insulating spacer Download PDFInfo
- Publication number
- CN201311887Y CN201311887Y CNU2008202290719U CN200820229071U CN201311887Y CN 201311887 Y CN201311887 Y CN 201311887Y CN U2008202290719 U CNU2008202290719 U CN U2008202290719U CN 200820229071 U CN200820229071 U CN 200820229071U CN 201311887 Y CN201311887 Y CN 201311887Y
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- Prior art keywords
- lip
- rounding
- sheath
- insulation spacer
- bobbin
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Abstract
The utility model discloses an electromagnetic relay with an insulating spacer, comprising a contact component, a magnetic circuit component and a former which is composed of a bottom board, and is characterized in that the bottom board of the former is provided with a lip-rounding groove for a transverse slat portion of a L-shaped yoke piece to insert and being connected with a bottom end of an iron core penetrating the former, a buckling zone of the L-shaped yoke piece is sheathed with the moveable and detachable insulating spacer which is composed of a traverse free body and a vertical free body which are connected in an integrated body, the traverse free body can lead the transverse slat portion of the L-shaped yoke piece to pass through a lip-rounding sheath, an external wall of the lip-rounding sheath is engaged with the lip-rounding groove of the former, and the vertical free body comprises a vertical baffle plate which is formed by an upper edge of a port arranged at one side of the lip-rounding sheath extending upwards and a U-shaped holder which is connected with the vertical baffle plate arranged at the port edge of the lip-rounding sheath and above the port along the transverse integration. The insulating spacer completely separates the yoke piece from a coil winding, which avoids the phenomenon that electric arcs are broken down between gap arranged along the former and a separated arc cover by the coil winding and the yoke piece.
Description
Technical field
The utility model relates to a kind of electromagnetic relay, particularly relates to a kind of electromagnetic relay of insulation spacer so that coil windings and yoke are isolated fully that have.
Background technology
Electromagnetic relay is a kind of electronic control device, has generally included parts such as coil, yoke, armature, movable spring assembly, quiet spring assembly.As long as add certain voltage at the coil two ends, will flow through certain electric current in the coil windings, thereby generation galvanomagnetic effect, armature will overcome the pulling force of return spring and inhale to iron core under the effect of electromagnetic attracting force, thereby drives moving contact and fixed contact (normally opened contact) adhesive on the movable contact spring; After coil windings outage, the suction of electromagnetism also disappears thereupon, and armature will be subjected to the reaction force of spring and return original position, make on the movable contact spring moving contact and fixed contact (normally opened contact) disconnection or with original fixed contact (normally-closed contact) adhesive.This break-make of utilizing low-voltage, dry circuit; control the device of high voltage, heavy current circuit indirectly; play a part automatic adjusting, safeguard protection, change-over circuit etc. in circuit, therefore, electromagnetic relay is widely used in the various automatic control equipments.Extensive use along with electromagnetic relay, requirement to electromagnetic relay is also more and more higher, both required the volume of electromagnetic relay as far as possible little, require between its creepage distance, electric clearance big as far as possible and contact and coil withstand voltage high as far as possible again, for solving this contradiction, existing a kind of design is to cover an arc cover of isolating with yoke, armature, reed in the periphery of coil, the arc cover adopts insulating material to make and forms, with the withstand voltage and prolongation creepage distance between effective raising contact and coil.The arc cover of this electromagnetic relay is to utilize its opening end to be contained on the base plate of bobbin and coil and yoke, armature, reed are isolated; The yoke of this electromagnetic relay is L shaped shape, comprise transverse slat part and riser part that one is joined, the online circle frame of the transverse slat part of yoke bottom is connected with the bottom of iron core, the riser part of yoke then is used for fixing moving spring, on the base plate of bobbin, be provided with one along horizontal slot, during installation, the transverse slat of yoke part can be inserted in the slot of bobbin and be connected with the bottom of iron core, since at the arc cover with after bobbin is connected, there is the slit between arc cover and the bobbin, make and fail between yoke and the coil windings to realize to isolate fully, caused the electric arc might be from coil windings along bobbin and the phenomenon that punctures between the slit of arc cover and yoke generation.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, a kind of electromagnetic relay of tape insulation spacer is provided, be that an insulation spacer is set between coil windings and yoke, yoke and coil windings are isolated fully, avoid electric arc from coil windings along bobbin and the phenomenon that punctures between the slit of arc cover and the yoke take place.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of electromagnetic relay of tape insulation spacer comprises contact component, magnetic circuit component, contains the bobbin of base plate; Described contact component comprises movable spring assembly, following quiet spring assembly and upper electrostatic spring assembly or spacer; Described magnetic circuit component comprises coil windings, yoke, armature, iron core; The base plate of bobbin is provided with the degree of lip-rounding groove that can partly insert for the transverse slat of L shaped yoke and be connected with the bottom of the iron core that penetrates bobbin; Insulation spacer in the bending district socket one movable dismounting of L shaped yoke; This insulation spacer comprises lateral isolation body and the vertical slider that one is joined; The degree of lip-rounding sheath of described lateral isolation body for allowing the transverse slat of L shaped yoke partly pass, the outer wall of this degree of lip-rounding sheath matches with the degree of lip-rounding groove of bobbin; Described vertical slider comprises the U-shaped holder that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of the upwardly extending perpendicular baffle plate in a side ports upper edge of degree of lip-rounding sheath and edge.
Further, also comprise an arc cover, this arc cover covers on the periphery of the coil windings that is wound in bobbin, and the bottom of arc cover is contained on the base plate of bobbin; The insulation spacer of L shaped yoke institute socket blocks between the bending district of slit between arc cover, the bobbin and L shaped yoke.
The perpendicular baffle plate of described insulation spacer surpass the U-shaped holder to both sides also one extend and be provided with first wing plate and that is used for increasing creepage distance and be used for realizing moving spring pin and the second isolated wing plate of coil windings.
Described first wing plate is to having first extension, and the bottom of this first extension and bobbin base plate lean.
Described second wing plate is to having second extension, and the bottom of this second extension and bobbin base plate lean.
The upper end of described U-shaped holder is mutually concordant with the upper end of perpendicular baffle plate.
The upper end of described U-shaped holder is a little more than the port upper edge of degree of lip-rounding sheath.
The diapire place of described degree of lip-rounding sheath is provided with the opening that is passed to the opposite side port by a side ports, is provided with the fracture that the described opening with degree of lip-rounding sheath joins at the diapire of U-shaped holder.
The electromagnetic relay of a kind of tape insulation spacer of the present utility model, be that an insulation spacer is set between coil windings and yoke, so that yoke and coil windings are isolated fully, avoid electric arc to puncture from coil windings along bobbin and between the slit of arc cover and the yoke.This insulation spacer is made of lateral isolation body and vertical slider, the lateral isolation body is a degree of lip-rounding sheath, can allow L shaped yoke pass, the outer wall of degree of lip-rounding sheath matches with the degree of lip-rounding groove of bobbin, so that degree of lip-rounding sheath is inserted in again in the degree of lip-rounding groove of bobbin, the transverse slat part of being inserted in insulation spacer can be connected with the bottom of iron core in the bobbin bottom, vertical slider then comprises the U-shaped holder that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of the upwardly extending perpendicular baffle plate in a side ports upper edge of degree of lip-rounding sheath and edge, the U-shaped holder is used for supporting the riser part of yoke on the one hand, also play a part to isolate between yoke and the coil windings and increase creepage distance on the other hand, because vertical slider is opened type, therefore, L shaped yoke can pack in the degree of lip-rounding sheath along the uncovered of vertical slider, yoke is packed into behind the insulation spacer, the perpendicular baffle plate of vertical slider, U-shaped holder and degree of lip-rounding sheath are common to be formed blocking that L shaped yoke bending is distinguished, make yoke and coil windings isolated, both sides at perpendicular baffle plate also are extended with first wing plate and second wing plate respectively, the effect of first wing plate is to increase the creepage distance between coil and yoke, the effect of second wing plate is: because moving spring pin is drawn from this side, the purpose of second wing plate will be moved spring pin and coil windings exactly and realize isolating, increase creepage distance, thereby realize improving the dielectric withstanding voltage purpose.
The beneficial effects of the utility model are, owing to the insulation spacer that has adopted in the bending district socket one movable dismounting of L shaped yoke; And this insulation spacer comprises lateral isolation body and vertical slider that one is joined; The degree of lip-rounding sheath of described lateral isolation body for allowing the transverse slat of L shaped yoke partly pass, the outer wall of this degree of lip-rounding sheath matches with the degree of lip-rounding groove of bobbin; Described vertical slider comprises the U-shaped holder that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of the upwardly extending perpendicular baffle plate in a side ports upper edge of degree of lip-rounding sheath and edge, on the one hand, the insulation spacer of this structure can be isolated yoke and coil windings fully and be increased creepage distance, avoid electric arc from coil windings along bobbin and the phenomenon that punctures between the slit of arc cover and the yoke take place; On the other hand, the insulation spacer of this structure and yoke adopt separate design, as long as fit together aborning and just can reach the purpose that improves creepage distance, parts machining process is simple, compare and adopt the inserts injection moulding, can reduce difficulty of processing greatly, improve part production efficiency, reduce product cost.
Below in conjunction with drawings and Examples the utility model is described in further detail; But the electromagnetic relay of a kind of tape insulation spacer of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is an organigram of the present utility model;
Fig. 2 is the organigram of the utility model (looking up along the bottom);
Fig. 3 is the structure decomposing schematic representation of embodiment one the utility model (part-structure);
Fig. 4 is embodiment one insulation spacer of the present utility model and yoke assembling schematic diagram;
Fig. 5 is the organigram of embodiment one insulation spacer of the present utility model;
Fig. 6 is the organigram of embodiment one insulation spacer of the present utility model (flip angle one);
Fig. 7 is the organigram of embodiment one insulation spacer of the present utility model (flip angle two);
Fig. 8 is embodiment two insulation spacers of the present utility model and yoke assembling schematic diagram;
Fig. 9 is the organigram of embodiment two insulation spacers of the present utility model;
Figure 10 is the organigram of embodiment two insulation spacers of the present utility model (flip angle one);
Figure 11 is the organigram of embodiment two insulation spacers of the present utility model (flip angle two);
Figure 12 is embodiment three insulation spacers of the present utility model and yoke assembling schematic diagram;
Figure 13 is the organigram of embodiment three insulation spacers of the present utility model;
Figure 14 is the organigram of embodiment three insulation spacers of the present utility model (flip angle one);
Figure 15 is the organigram of embodiment three insulation spacers of the present utility model (flip angle two).
Embodiment
Embodiment one, and to shown in Figure 7, the electromagnetic relay of a kind of tape insulation spacer of the present utility model comprises contact component, magnetic circuit component, arc cover 1, contains the bobbin 2 of base plate referring to Fig. 1; Described contact component comprises movable spring assembly, following quiet spring assembly and upper electrostatic spring assembly or spacer, wherein movable spring assembly comprises moving spring 3, moving contact 32, moving spring leading foot 31, quiet spring assembly comprises quiet spring 4, following fixed contact 41, following quiet spring leading foot 42 down down, and the upper electrostatic spring assembly comprises upper electrostatic spring 5, goes up fixed contact 51, upper electrostatic spring leading foot 52; Described magnetic circuit component comprises coil windings 61, yoke 62, armature 63, iron core 64; Arc cover 1 covers on the periphery of the coil windings 61 that is wound in bobbin, isolates to realize coil and yoke, armature, reed; The two ends of coil windings 61 are connected with first coil terminals 611, second coil terminals 612 respectively, and first coil terminals 611, second coil terminals 612 are installed in respectively on the base plate 21 of bobbin 2; The bottom of arc cover 1 is contained on the base plate 21 of bobbin 2; Yoke 62 is L shaped shape, comprises transverse slat part 621 and riser part 622 that one is joined, and the base plate of bobbin 2 is provided with the degree of lip-rounding groove 22 that can be connected with the bottom of the iron core 64 that penetrates bobbin for transverse slat part 621 insertions of L shaped yoke; Quiet spring 4 is installed on the arc cover 1 and the following fixed contact 41 of quiet spring assembly is located on the top end face of arc cover down, 42 bottoms that pass the arc cover of following quiet spring leading foot; Upper electrostatic spring 5 is by being installed on the arc cover 1 and making fixed contact 51 be positioned at the top corresponding with following fixed contact 41, present embodiment is selected the upper electrostatic spring assembly for use, therefore, be unkitted spacer, the base area needs also can select to set bit slice, and do not use upper electrostatic spring assembly, spacer to be mounted on the arc cover 1 yet; One end of moving spring 3 is fixed on the riser part 622 of yoke 62, moving spring 3 other ends then stride across the top of iron core 64 and the moving contact 32 of movable spring assembly are between fixed contact 51 and the following fixed contact 41,63 in armature is fixed on the moving spring 3, when relay is in release condition, moving contact 32 contact with last fixed contact 51 (another kind of specification is that moving contact contacts with spacer), when attracting state, armature 63 is inhaled to iron core 64 and is driven moving spring 3 actions, and moving contact 32 contacts with following fixed contact 41; Insulation spacer 7 in the bending district socket one movable dismounting of L shaped yoke 62; This insulation spacer 7 comprises lateral isolation body 71 and the vertical slider that one is joined; The degree of lip-rounding sheath of described lateral isolation body 71 for allowing the transverse slat part 621 of L shaped yoke pass, the outer wall of this degree of lip-rounding sheath 71 matches with the degree of lip-rounding groove 22 of bobbin; Described vertical slider comprises the U-shaped holder 73 that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of upwardly extending perpendicular baffle plate 72 in a side ports upper edge of degree of lip-rounding sheath and edge; The insulation spacer 7 of L shaped yoke institute socket blocks between the bending district of slit between arc cover 1, the bobbin 2 and L shaped yoke 62.
Wherein:
The perpendicular baffle plate 72 of insulation spacer surpass the U-shaped holder to both sides also one extend and be provided with first wing plate 721 and that is used for increasing creepage distance and be used for realizing moving spring pin and the second isolated wing plate 722 of coil windings;
The upper end of this U-shaped holder 73 is mutually concordant with the upper end of perpendicular baffle plate 72.
The electromagnetic relay of a kind of tape insulation spacer of the present utility model, be that an insulation spacer 7 is set between coil windings 61 and yoke 62, be actually insulation spacer 7 is enclosed within on the yoke 62, so that yoke 62 and coil windings 61 are isolated fully, avoid electric arc from coil windings 61 along bobbin 2 and the slit of arc cover 1 and yoke 62 between puncture.This insulation spacer 7 is made of lateral isolation body 71 and vertical slider, lateral isolation body 71 is a degree of lip-rounding sheath, can allow L shaped yoke 62 pass, the outer wall of degree of lip-rounding sheath 71 matches with the degree of lip-rounding groove 22 of bobbin, so that degree of lip-rounding sheath 71 is inserted in again in the degree of lip-rounding groove 22 of bobbin, the transverse slat part 621 of being inserted in insulation spacer 7 can be connected with the bottom of iron core 64 in bobbin 2 bottoms, vertical slider then comprises the U-shaped holder 73 that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of upwardly extending perpendicular baffle plate 72 in a side ports upper edge of degree of lip-rounding sheath and edge, U-shaped holder 73 is used for supporting the riser part 622 of yoke on the one hand, also play a part to isolate between yoke and the coil windings and increase creepage distance on the other hand, because vertical slider is opened type, therefore, L shaped yoke 62 can pack in the degree of lip-rounding sheath 71 along the uncovered of vertical slider, yoke 62 is packed into behind the insulation spacer 7, the perpendicular baffle plate 72 of vertical slider, U-shaped holder 73 and degree of lip-rounding sheath 71 common formation to blocking that L shaped yoke 62 bendings are distinguished, make yoke 62 and coil windings 61 isolated, both sides at perpendicular baffle plate 72 also are extended with first wing plate 721 and second wing plate 722 respectively, the effect of first wing plate 721 is to increase the creepage distance of 62 of coil windings 61 and yokes, the effect of second wing plate 722 is: because moving spring pin 31 is drawn from this side, the purpose of second wing plate 722 will be moved spring pin 31 exactly and realize isolating with coil windings 61, increase creepage distance, thereby realize improving the dielectric withstanding voltage purpose.
Embodiment two, to shown in Figure 11, the electromagnetic relay of a kind of tape insulation spacer of the present utility model is with the difference of embodiment one referring to Fig. 8, the upper end of U-shaped holder 73 is mutually not concordant with the upper end of erecting baffle plate 72, but a little more than the port upper edge of degree of lip-rounding sheath 71.
Embodiment two, extremely shown in Figure 15 referring to Figure 12, the electromagnetic relay of a kind of tape insulation spacer of the present utility model, be with the difference of embodiment one, the diapire place of degree of lip-rounding sheath 71 is provided with the opening 711 that is passed to the opposite side port by a side ports, is provided with the fracture 731 that the described opening with degree of lip-rounding sheath joins at the diapire of U-shaped holder 73.
The foregoing description only is used for further specifying the electromagnetic relay of a kind of tape insulation spacer of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection range of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. the electromagnetic relay of a tape insulation spacer comprises contact component, magnetic circuit component, contains the bobbin of base plate; Described contact component comprises movable spring assembly, following quiet spring assembly and upper electrostatic spring assembly or spacer; Described magnetic circuit component comprises coil windings, yoke, armature, iron core; The base plate of bobbin is provided with the degree of lip-rounding groove that can partly insert for the transverse slat of L shaped yoke and be connected with the bottom of the iron core that penetrates bobbin; It is characterized in that: at the insulation spacer of the bending district socket one movable dismounting of L shaped yoke; This insulation spacer comprises lateral isolation body and the vertical slider that one is joined; The degree of lip-rounding sheath of described lateral isolation body for allowing the transverse slat of L shaped yoke partly pass, the outer wall of this degree of lip-rounding sheath matches with the degree of lip-rounding groove of bobbin; Described vertical slider comprises the U-shaped holder that is connected the perpendicular baffle plate of this port edge of described degree of lip-rounding sheath and port top by the horizontal one of the upwardly extending perpendicular baffle plate in a side ports upper edge of degree of lip-rounding sheath and edge.
2. the electromagnetic relay of a kind of tape insulation spacer according to claim 1 is characterized in that: further, also comprise an arc cover, this arc cover covers on the periphery of the coil windings that is wound in bobbin, and the bottom of arc cover is contained on the base plate of bobbin; The insulation spacer of L shaped yoke institute socket blocks between the bending district of slit between arc cover, the bobbin and L shaped yoke.
3. the electromagnetic relay of a kind of tape insulation spacer according to claim 1 and 2 is characterized in that: the perpendicular baffle plate of described insulation spacer surpass the U-shaped holder to both sides also one extend and be provided with first wing plate and that is used for increasing creepage distance and be used for realizing moving spring pin and the second isolated wing plate of coil windings.
4. the electromagnetic relay of a kind of tape insulation spacer according to claim 3 is characterized in that: described first wing plate is to having first extension, and the bottom of this first extension and bobbin base plate lean.
5. the electromagnetic relay of a kind of tape insulation spacer according to claim 3 is characterized in that: described second wing plate is to having second extension, and the bottom of this second extension and bobbin base plate lean.
6. the electromagnetic relay of a kind of tape insulation spacer according to claim 3 is characterized in that: the upper end of described U-shaped holder is mutually concordant with the upper end of perpendicular baffle plate.
7. the electromagnetic relay of a kind of tape insulation spacer according to claim 3 is characterized in that: the upper end of described U-shaped holder is a little more than the port upper edge of degree of lip-rounding sheath.
8. the electromagnetic relay of a kind of tape insulation spacer according to claim 3, it is characterized in that: the diapire place of described degree of lip-rounding sheath is provided with the opening that is passed to the opposite side port by a side ports, is provided with the fracture that the described opening with degree of lip-rounding sheath joins at the diapire of U-shaped holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202290719U CN201311887Y (en) | 2008-11-20 | 2008-11-20 | Electromagnetic relay with insulating spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202290719U CN201311887Y (en) | 2008-11-20 | 2008-11-20 | Electromagnetic relay with insulating spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201311887Y true CN201311887Y (en) | 2009-09-16 |
Family
ID=41109143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202290719U Expired - Lifetime CN201311887Y (en) | 2008-11-20 | 2008-11-20 | Electromagnetic relay with insulating spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201311887Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426687A (en) * | 2013-08-14 | 2013-12-04 | 厦门宏发电声股份有限公司 | Clapper-type electromagnetic relay |
| CN106206166A (en) * | 2016-08-29 | 2016-12-07 | 厦门宏发信号电子有限公司 | A kind of electromagnetic relay being molded yoke |
| CN106688071A (en) * | 2014-12-05 | 2017-05-17 | 欧姆龙株式会社 | Electromagnetic relay |
| CN109036973A (en) * | 2018-08-01 | 2018-12-18 | 惠州市群创电子有限公司 | A kind of relay |
| US10176952B2 (en) | 2014-12-05 | 2019-01-08 | Omron Corporation | Electromagnetic relay |
| US10269519B2 (en) | 2014-12-05 | 2019-04-23 | Omron Corporation | Electromagnetic relay |
| WO2022036470A1 (en) * | 2020-08-18 | 2022-02-24 | 宁波福特继电器有限公司 | Connecting structure of relay armature and push rod |
| CN114695022A (en) * | 2022-06-02 | 2022-07-01 | 宁波福特继电器有限公司 | Small-sized high-power electromagnetic relay |
-
2008
- 2008-11-20 CN CNU2008202290719U patent/CN201311887Y/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426687B (en) * | 2013-08-14 | 2015-10-28 | 厦门宏发电声股份有限公司 | A kind of clapper-type electromagnetic relay |
| CN103426687A (en) * | 2013-08-14 | 2013-12-04 | 厦门宏发电声股份有限公司 | Clapper-type electromagnetic relay |
| CN106688071B (en) * | 2014-12-05 | 2019-01-04 | 欧姆龙株式会社 | electromagnetic relay |
| US10312044B2 (en) | 2014-12-05 | 2019-06-04 | Omron Corporation | Electromagnetic relay |
| CN106688071A (en) * | 2014-12-05 | 2017-05-17 | 欧姆龙株式会社 | Electromagnetic relay |
| US10269519B2 (en) | 2014-12-05 | 2019-04-23 | Omron Corporation | Electromagnetic relay |
| US10176952B2 (en) | 2014-12-05 | 2019-01-08 | Omron Corporation | Electromagnetic relay |
| US10170260B2 (en) | 2014-12-05 | 2019-01-01 | Omron Corporation | Electromagnetic relay |
| WO2018040872A1 (en) * | 2016-08-29 | 2018-03-08 | 厦门宏发信号电子有限公司 | Electromagnetic relay |
| CN106206166B (en) * | 2016-08-29 | 2018-07-10 | 厦门宏发信号电子有限公司 | A kind of electromagnetic relay for being molded yoke |
| CN106206166A (en) * | 2016-08-29 | 2016-12-07 | 厦门宏发信号电子有限公司 | A kind of electromagnetic relay being molded yoke |
| US11075044B2 (en) | 2016-08-29 | 2021-07-27 | Xiamen Hongfa Signal Electronics Co., Ltd. | Electromagnetic relay |
| DE112017004306B4 (en) | 2016-08-29 | 2024-06-13 | Xiamen Hongfa Signal Electronics Co., Ltd. | Electromagnetic relay |
| CN109036973A (en) * | 2018-08-01 | 2018-12-18 | 惠州市群创电子有限公司 | A kind of relay |
| WO2022036470A1 (en) * | 2020-08-18 | 2022-02-24 | 宁波福特继电器有限公司 | Connecting structure of relay armature and push rod |
| CN114695022A (en) * | 2022-06-02 | 2022-07-01 | 宁波福特继电器有限公司 | Small-sized high-power electromagnetic relay |
| CN114695022B (en) * | 2022-06-02 | 2022-09-13 | 宁波福特继电器有限公司 | Small-sized high-power electromagnetic relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XIAMEN HONGFA ELECTRICAL SAFETY + CONTROLS CO., LT Free format text: FORMER NAME: XIAMEN HONGMEI ELECTRONIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Jimei North Industrial Zone, Xiamen city of Fujian province Donglin road 361021 No. 566 Patentee after: XIAMEN HONGFA ELECTRICAL SAFETY & CONTROLS CO., LTD. Address before: Jimei North Industrial Zone, Xiamen city of Fujian province Donglin road 361021 No. 566 Patentee before: Xiamen Hongmei Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090916 |