CN102074421A - Magnetic latching relay and connection method - Google Patents
Magnetic latching relay and connection method Download PDFInfo
- Publication number
- CN102074421A CN102074421A CN2011100066081A CN201110006608A CN102074421A CN 102074421 A CN102074421 A CN 102074421A CN 2011100066081 A CN2011100066081 A CN 2011100066081A CN 201110006608 A CN201110006608 A CN 201110006608A CN 102074421 A CN102074421 A CN 102074421A
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- locking hole
- latch segment
- magnetic latching
- latching relay
- housing
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Abstract
The invention relates to a magnetic latching relay and connection method, wherein the magnetic latching relay is designed aiming at the technical problems that the connection manner of conductive sheets of the similar products is not reasonable and easy to be loosened, coils and external wires are welded by pins, and fractures occurs easily. The relay comprises a shell, a cover plate, an electromagnetic coil assembly, an operation rod assembly, a location plate, a mobile sheet and a fixed sheet; the design point is that one side of a framework is provided with a slot which is in division type; the coils of external wires for connecting the electromagnetic coil assembly are wrapped and separated at the slot, and led out from the slot. The fixed sheet and the mobile sheet are provided with a locking block projected along sides; the slot bottom fitted with the fixed sheet and the mobile sheet in the shell body is provided with a locking hole fitted with the locking block which passes through one end of the locking hole to be blocked at the other end of the locking hole. The structure of the invention is relatively firm and the connection manner is relatively simple; the magnetic latching relay is suitable for mechanical automatic processing and assembling; labor is reduced, production efficiency is improved, and the relay is suitable for being as the structure improvement of the current similar products.
Description
Technical field
The present invention relates to relay, is a kind of magnetic latching relay and attaching method thereof.
Background technology
Magnetic latching relay is a kind of relay, also is a kind of automatic switch.This relay is the same with other electromagnetic relay, and circuit is played automatic connection and cutting action.Different is, the normally closed or normally open of magnetic latching relay is the effect that relies on permanent-magnet steel fully, and its conversion of operation state triggers by the pulse electrical signal of certain width and finishes.
Existing magnetic latching relay, Granted publication CN201112286Y as the Chinese patent literature publication, September 10 2008 Granted publication day, the utility model name is called " magnetic latching relay ", this relay comprises pedestal, cover plate, static contact spring piece combination, movable contact spring combination, coil and wiring stake, the wiring stake is the tagblock of being made by the red copper material, and the side of this tagblock is a connection crotch, and this connects crotch, and combination links to each other with movable contact spring respectively at the static contact spring piece combination.This utility model has finally reached and has reduced production costs, improved the purpose that relay is installed steadiness.Can know from figure and see that two stitch of the outside connection of coil are used to connect external connection.
The Granted publication CN201112292Y of Chinese patent literature publication and for example, on September 10 2008 Granted publication day, the utility model name is called " a kind of control magnetic latching relay ", and this utility model has adopted coil to connect the mode of controlling leg equally.
With the similar Granted publication CN2374968Y that also publishes just like Chinese patent literature of above-mentioned patent, the utility model name is called " magnetic latching relay ".
More than three known documents, all adopted coil to connect stitch, connect the mode of external connection again by stitch, this kind mode is no doubt feasible, but the firmness between stitch and the external connection and needs by artificial welding fully by the intensity decision of welding; Even firm welding because pulling causes the pad easy fracture, needs welding once more between external connection and the stitch.In addition, stitch is exposed to outside, is easy to also have certain unsafe factor because of collision causes stitch bending fracture.
Though to sum up do not find out between conducting strip (static contact spring piece combination, movable contact spring combination) and the housing how to fix in the accompanying drawing of three known documents, but understanding according to prior art, between existing conducting strip and the housing usually by glue special or only fix by spacing, so-called spacing fixing, promptly clamp by the groove chamber between lid and the housing.The shortcoming of such mode is that the comparatively loaded down with trivial details or fixing back of fixed form is easily loosening, and firmness is not good enough.
Summary of the invention
For overcoming the problems referred to above, the objective of the invention is provides a kind of magnetic latching relay of assembling rationally, being connected firmly and attaching method thereof to this area, make its connected mode that solves existing like product conducting strip and housing owe rationally, easily become flexible, weld technical problem comparatively loaded down with trivial details, easy fracture by stitch between coil and the external connection.Its objective is and be achieved through the following technical solutions.
This magnetic latching relay comprises housing, cover plate, electromagnetic coil assembly, lever assembly, console panel, location-plate, moving plate, stator, electromagnetic coil assembly comprises skeleton, coil, yoke, lever assembly comprises case, magnetic conduction sheet, magnet, moving plate, stator, console panel place in the corresponding groove of housing, moving plate connects console panel, console panel connects lever assembly, and lever assembly connects electromagnetic coil assembly, and electromagnetic coil assembly is positioned in the housing by location-plate.The main points of its structure are:
One side of described skeleton is provided with wire casing, and described wire casing is a cellular-type, and coil and winding that external connection connects electromagnetic coil assembly are separated in wire casing, draw in wire casing; By this kind wire casing is set, external connection is placed in the wire casing, by the state of external connection self complications and the rubbing action between external connection and the wire casing, when the power that feasible usefulness is bigger spurs external connection, external connection still keeps good being connected with electromagnetic coil assembly, the problem easily broken between external connection and the electromagnetic coil assembly can not appear, or since welding foot expose and have corresponding potential safety hazard.Simultaneously, this kind structural design is simple, and is easy to connect, can improve production and assembly efficient.
Described stator, moving plate are provided with along the latch segment of side projection, and the bottom land that cooperates with stator, moving plate in the described housing is provided with the locking hole that cooperates with latch segment, and described latch segment passes described locking hole one end and is stuck in the locking hole other end.This kind fixed structure and existing the sound construction degree increases substantially by glue special or spacing immobile phase ratio, good stability, and this kind fixed structure helps the machinery automation processing assembling, removed the loaded down with trivial details of artificial assembling from, improved production efficiency.
Described wire casing replaces with the line hole, and the purpose of line hole and wire casing is basic identical.
At least be provided with a cable clamping interface in the described wire casing.Cable clamping interface as the term suggests be exactly to be used to the card line, can be fixed in external connection in the wire casing, makes external connection be difficult for emerging in wire casing.If cable clamping interface is not set, then need external connection be fixed in the wire casing by means of the clamping force between described cover plate and the housing.
The top of described latch segment is provided with pre-opening, and pre-opening is set, and helps the latch segment top and produces distortion, thereby moving plate, stator are fixed in housing.
The outside of described locking hole place shell position is a groove chamber, and the groove chamber connects capping.Capping is set, the one, for attractive in appearance, the 2nd, for fail safe.
Described capping inner surface is provided with and orders about the projection that latch segment produces distortion.Thus, when directly latch segment being squeezed into the groove chamber, the latch segment end produces distortion, and single stepping is finished two actions: capping close lid, the fixing of moving plate, stator and housing.
The method of attachment of this kind magnetic latching relay is: described electromagnetic coil assembly and being connected of external connection are by the end of a thread welding with the end of a thread and the external connection of described coil, external connection are penetrated in the described wire casing again, are tortuous after making external connection insert wire casing.
Described stator, moving plate and being connected of housing are by described latch segment is passed described locking hole, and an end that makes latch segment be exposed to locking hole under external force produces distortion, and this end is stuck in locking hole one side, promptly finish stator, moving plate is connected with housing.
Described external connection is in the coiling that circulates between the adjacent wire casing more than two.
Described external connection forms at least two tortuous positions after inserting wire casing, as is serpentine, " N " shape, " M " shape complications.
When the technical essential of this magnetic latching relay comprises: the outside of described locking hole place shell position is a groove chamber, and the groove chamber connects capping; Described capping inner surface is provided with and orders about the projection that latch segment produces distortion.Its another method of attachment is: described stator, moving plate are by described latch segment is passed described locking hole with being connected of housing, it is indoor that described groove is inserted in described capping, direct and the latch segment generation extruding of capping under external force, an end that makes latch segment be exposed to locking hole produces distortion, this end is stuck in locking hole one side, promptly finishes stator, moving plate is connected with housing.
Structure of the present invention is comparatively firm, connected mode is comparatively simple and convenient, adapt to the mechanical automation process and assemble, reduce the labour, enhance productivity, the connected mode that has solved existing like product conducting strip and housing is comparatively complicated, easily loosening, needs between coil and the external connection that mode by the stitch welding is comparatively loaded down with trivial details, the technical problem of easy fracture.Realize purpose of the present invention, be suitable as the architecture advances of existing like product.
Description of drawings
Fig. 1 is a blast structural representation of the present invention.
Fig. 2 is the present invention's structural representation that partly explodes.
Fig. 3 is the groove chamber at housing of the present invention back and the combining structure schematic diagram of capping.
Fig. 4 is that the present invention adopts the punching press head latch segment to be applied the structural representation of external force.
Fig. 5 is the structural representation of latch segment stress deformation among Fig. 4.
Fig. 6 is the present invention directly applies active force when adopting capping to cooperate with the groove chamber to latch segment a structural representation.
Fig. 7 is the structural representation of latch segment stress deformation among Fig. 6.
Fig. 8 is embodiment one structural representation of skeleton of the present invention.
Fig. 9 is embodiment two structural representations of skeleton of the present invention.
Figure 10 carries out improved structural representation to Fig. 8.
Figure 11 carries out improved structural representation to Fig. 9.
Embodiment
Now in conjunction with the accompanying drawings, the present invention is described in further detail.The name of sequence number is called among the figure: housing 1, skeleton 2, wire casing 201, cable clamping interface 20101, line hole 202, external connection 3, tortuous position 301, cover plate 4, location-plate 5, console panel 6, lever assembly 7, moving plate 8, stator 9, latch segment 10, pre-opening 1001, capping 11, projection 12, punching press head 13.
As Fig. 1～shown in Figure 3, this magnetic latching relay is made of housing, cover plate, electromagnetic coil assembly, lever assembly, console panel, location-plate, moving plate, stator, capping; Electromagnetic coil assembly is combined by skeleton, coil, yoke, and two yokes insert skeleton two ends through hole respectively, coil around circle in skeleton middle part; Lever assembly is formed by case, magnetic conduction sheet, magnet combination, and two magnetic conduction sheets place the magnetic pole both sides respectively, and magnetic conduction sheet middle part and magnet place in the case, and the magnetic conduction sheet two ends place outside the case.The concrete structure of this magnetic latching relay is connected to: electromagnetic coil assembly connects external connection 3 by the wire casing 201 that skeleton 2 one sides are provided with, and the end of a thread of external connection and the end of a thread of coil directly weld; The electromagnetic coil assembly that connects is positioned over the housing relevant position, simultaneously console panel 6, lever assembly 7, location-plate 5, moving plate 8, stator 9 is inserted in the corresponding groove of housing.Moving plate one side and stator one side are equipped with the latch segment 10 of a projection, the bottom land that cooperates with moving plate, stator in housing 1 is provided with the locking hole that cooperates with latch segment, the outside of locking hole place shell position is a groove chamber, the latch segment of moving plate, stator is passed locking hole one end, and be exposed to the locking hole other end, the end that latch segment is exposed to locking hole produces distortion by applying active force, thereby the latch segment of stator, moving plate firmly is connected with the locking hole of housing, finishes stator, moving plate is connected with housing.Pegged graft in capping 11 and groove chamber,, promptly finish the integral body assembling of this magnetic latching relay cover plate 4 and housing snapping.
As Fig. 4, shown in Figure 5 be a kind of mode that applies external force by the 13 pairs of latch segments of punching press head that have projection 12, the shape of projection is as the criterion to make the stressed easy generation distortion of latch segment as far as possible, be taper or be the triangle knife-edge as projection, when the projection of punching press head applies external force to latch segment, the latch segment extrusion, thereby an end that makes latch segment be exposed to locking hole is stuck in locking hole one side, finishes the affixed of moving plate, stator and housing.In order to make latch segment more yielding, also the end of latch segment can be provided with pre-opening 1001.
Fig. 6, Fig. 7 directly adopt in capping 11 inboards projection 12 to be set, and when by external force capping being cooperated with groove chamber, latch segment place, capping produces extruding to latch segment, makes latch segment reach the effect identical with Fig. 4, Fig. 5.The material of higher-strength and hardness is adopted in the selected capping of this kind mode as far as possible.
As Fig. 8～shown in Figure 11, all be the skeleton structure of electromagnetic coil assembly.At first, skeleton structure shown in Figure 8 is that skeleton one side is provided with one group of wire casing of separating mutually 201, is used to penetrate external connection 3, and wherein Zhong Bu two wire casings are cable clamping interface 20101, are used to clamp external connection.Wire casing mainly is to be tortuous after making external connection insert wire casing, relies on the elasticity of external connection and the CONTACT WITH FRICTION between tortuous position 301 and the wire casing, makes external connection reliably be connected with skeleton.Figure 10 is a kind of expansion structure of corresponding diagram 8, and promptly two of above-mentioned middle part wire casings can be combined into a big cable clamping interface, and its effect that reaches is identical.Fig. 9 is a kind of replacement structure as Fig. 8, and wire casing is replaced with line hole 202, can reach above-mentioned effect equally.Figure 11 is a kind of expansion structure of Fig. 9, specifically be that the line hole among Fig. 9 is increased, make originally the line hole can only pass an external connection and change into and can pass two and two above external connections, make external connection can between two adjacent lines holes more than circle two circles, reach and strengthen the effect that connects.Certainly, as the wire casing among Figure 10 is increased, or a line hole is merged in two line holes at middle part shown in Figure 11, all thought a kind of simple substitution.Except that above-mentioned several skeleton structures, wire casing in the skeleton or line hole also can be set to: after external connection was placed wire casing or line hole, external connection was " N " shape complications or is the serpentine complications, or forms two and above tortuous position.
Said structure is intended to illustrate technological means of the present invention, and unrestricted technical scope of the present invention.As technological means according to the present invention, adopt other mode that obviously draws by those skilled in the art to make latch segment distortion, or setting is connected external connection with the principle of similitude of the present invention, in the scope that all belongs to the present invention and protected.
Claims (10)
1. magnetic latching relay, this relay comprises housing (1), cover plate (4), electromagnetic coil assembly, lever assembly (7), console panel (6), location-plate (5), moving plate (8), stator (9), electromagnetic coil assembly comprises skeleton (2), coil, yoke, lever assembly comprises case, magnetic conduction sheet, magnet, moving plate, stator, console panel place in the corresponding groove of housing, moving plate connects console panel, console panel connects lever assembly, lever assembly connects electromagnetic coil assembly, and electromagnetic coil assembly is positioned in the housing by location-plate; It is characterized in that:
One side of described skeleton (2) is provided with wire casing (201), and described wire casing is a cellular-type, and coil and winding that external connection (3) connects electromagnetic coil assembly are separated in wire casing (201), draw in wire casing;
Described stator (9), moving plate (8) are provided with the latch segment (10) along the side projection, and the bottom land that cooperates with stator, moving plate in the described housing (1) is provided with the locking hole that cooperates with latch segment, and described latch segment passes described locking hole one end and is stuck in the locking hole other end.
2. according to the described magnetic latching relay of claim 1, it is characterized in that described wire casing (201) replaces with line hole (202).
3. according to the described magnetic latching relay of claim 1, it is characterized in that being provided with at least in the described wire casing (201) cable clamping interface (20101).
4. according to the described magnetic latching relay of claim 1, it is characterized in that the top of described latch segment (10) is provided with pre-opening (1001).
5. according to the described magnetic latching relay of claim 1, the outside that it is characterized in that described locking hole place housing (1) position is a groove chamber, and the groove chamber connects capping (11).
6. according to the described magnetic latching relay of claim 5, it is characterized in that described capping (11) inner surface is provided with the projection (12) that orders about latch segment (10) generation distortion.
7. method of attachment of magnetic latching relay according to claim 1 is characterized in that:
Described electromagnetic coil assembly and being connected of external connection (3) are by the end of a thread welding with the end of a thread and the external connection of described coil, external connection are penetrated in the described wire casing (201) again, are tortuous after making external connection insert wire casing;
Described stator (9), moving plate (8) are by described latch segment (10) is passed described locking hole with being connected of housing (1), an end that makes latch segment be exposed to locking hole under external force produces distortion, this end is stuck in locking hole one side, promptly finishes stator, moving plate is connected with housing.
8. according to the method for attachment of the described magnetic latching relay of claim 6, it is characterized in that described external connection (3) is in the coiling that circulates between the adjacent wire casing (201) more than two.
9. according to the method for attachment of the described magnetic latching relay of claim 6, it is characterized in that forming at least two tortuous positions (301) after described external connection (3) is inserted wire casing.
10. method of attachment of magnetic latching relay according to claim 1 is characterized in that:
The outside of described locking hole place housing (1) position is a groove chamber, and the groove chamber connects capping (11); Described capping inner surface is provided with and orders about the projection (12) that latch segment produces distortion;
Described stator (9), moving plate (8) are by described latch segment (10) is passed described locking hole with being connected of housing, it is indoor that described groove is inserted in described capping, direct and the latch segment generation extruding of capping under external force, an end that makes latch segment be exposed to locking hole produces distortion, this end is stuck in locking hole one side, promptly finishes stator, moving plate is connected with housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110006608 CN102074421B (en) | 2011-01-12 | 2011-01-12 | Magnetic latching relay and connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110006608 CN102074421B (en) | 2011-01-12 | 2011-01-12 | Magnetic latching relay and connection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102074421A true CN102074421A (en) | 2011-05-25 |
| CN102074421B CN102074421B (en) | 2013-01-16 |
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ID=44032921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110006608 Expired - Fee Related CN102074421B (en) | 2011-01-12 | 2011-01-12 | Magnetic latching relay and connection method |
Country Status (1)
| Country | Link |
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| CN (1) | CN102074421B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340425A (en) * | 2015-07-13 | 2017-01-18 | 浙江正泰电器股份有限公司 | Connecting structure for voltage input of relay coil, and processing method of connecting structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56107434A (en) * | 1980-01-30 | 1981-08-26 | Hitachi Ltd | Locking piece for electromagnetic relay |
| CN1460271A (en) * | 2001-03-23 | 2003-12-03 | 埃普科斯股份有限公司 | Inductive component with wire-guiding slots |
| WO2007026800A1 (en) * | 2005-09-02 | 2007-03-08 | Alps Electric Co., Ltd. | Electromagnetic relay |
| CN201584379U (en) * | 2009-11-12 | 2010-09-15 | 厦门宏发电力电器有限公司 | Magnetic latching relay |
| CN201918325U (en) * | 2011-01-12 | 2011-08-03 | 任国良 | Magnetic latching relay |
-
2011
- 2011-01-12 CN CN 201110006608 patent/CN102074421B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56107434A (en) * | 1980-01-30 | 1981-08-26 | Hitachi Ltd | Locking piece for electromagnetic relay |
| CN1460271A (en) * | 2001-03-23 | 2003-12-03 | 埃普科斯股份有限公司 | Inductive component with wire-guiding slots |
| WO2007026800A1 (en) * | 2005-09-02 | 2007-03-08 | Alps Electric Co., Ltd. | Electromagnetic relay |
| CN201584379U (en) * | 2009-11-12 | 2010-09-15 | 厦门宏发电力电器有限公司 | Magnetic latching relay |
| CN201918325U (en) * | 2011-01-12 | 2011-08-03 | 任国良 | Magnetic latching relay |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340425A (en) * | 2015-07-13 | 2017-01-18 | 浙江正泰电器股份有限公司 | Connecting structure for voltage input of relay coil, and processing method of connecting structure |
| CN106340425B (en) * | 2015-07-13 | 2019-04-09 | 浙江正泰电器股份有限公司 | The connection structure and its processing method of relay coil voltage input |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102074421B (en) | 2013-01-16 |
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Granted publication date: 20130116 Termination date: 20180112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |