CN204189720U - A kind of coil of miniature electro-magnetic relay - Google Patents
A kind of coil of miniature electro-magnetic relay Download PDFInfo
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- CN204189720U CN204189720U CN201420551691.XU CN201420551691U CN204189720U CN 204189720 U CN204189720 U CN 204189720U CN 201420551691 U CN201420551691 U CN 201420551691U CN 204189720 U CN204189720 U CN 204189720U
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Abstract
The coil of miniature electro-magnetic relay, comprise with being arranged on the upper of wrapping post two ends, the skeleton of lower baffle plate, for enamelled wire and the coil adhesive tape of coiling winding, and the brace for the exit of coil is connected with the brace on relay base, the quantity of brace is equal to or less than the quantity of coil exit, each brace is provided with along a coplanar brace pin stretching the dull and stereotyped integrative-structure of formation, outer leader pin and the affixed pin be fixed on by syndeton on the lower baffle plate of skeleton, it is fixed and brace pin should be made to have a wicking technique distance reached outside the edge contour of lower baffle plate, brace pin 11 is connected with the exit of coil, outer leader pin is connected with the brace of relay base, and, brace pin, outer leader pin all has shape and the structure of not interfering the automated production adaptability of coil to change its locus state.Be applicable to automated production, quality is good, cost is low, efficiency is high.
Description
Technical field
The utility model relates to a kind of relay, particularly a kind of coil of miniature electro-magnetic relay.
Background technology
Miniature electro-magnetic relay is a kind of electronic control device, it has control system (also known as input circuit) and by control system (also known as output loop), usually be applied in automatic control circuit, it is actually goes to control larger electric current with less electric current.Coil block is one of critical piece of relay, and it is generally by bobbin, forms around the winding on bobbin and the coil adhesive tape be encapsulated in outside winding, and in miniature electro-magnetic relay, action control system is used.
Relay coil in the market generally adopts two kinds of structures: a kind of structure is that lead-out wire beginning (end) end of coil is general all directly unsettled outside wire lead slot, electrical connection between brace on exit and base assembly must be completed by soldering in follow-up assembly technology, this structure is being produced and is being used the exit of coil easily to break, and vibration resistance is poor, cause scrappage high, and soldering process not environmentally, the degree of automated production is very low.Another kind of structure is the structure adopting contact pin or insert-connecting plate in the inner side (namely towards that side of overhead gage) of lower baffle plate, although this plug-in mounting structure can overcome the easy broken string that above-mentioned wire lead slot exists, the defect that vibration resistance is poor, scrappage is high, but because the connection of the exit of contact pin, insert-connecting plate and they and coil just can must be carried out after coil technique for coiling completes, this follow-up connection not only increases the technological process of production, is especially difficult to realize producing on automatic assembly line.Moreover, because the electrical connection terminal that must weld between contact pin with exit is in the little space between overhead gage and lower baffle plate, so bring difficulty to follow-up welding, particularly in the miniature electro-magnetic relay requiring bobbin minimum, this structure productivity ratio is low, even likely cause adopting simple welded connection technology, thus manufacture difficulty and production cost can be improved.What require along with the miniaturization of electrical equipment and the automation of production thereof improves constantly, and the structure of existing miniature electro-magnetic relay can not meet these requirements, is badly in need of improving.
Utility model content
In order to overcome the above-mentioned defect of prior art, the purpose of this utility model is the coil providing a kind of miniature electro-magnetic relay, adopt the coil holder structure with brace, coil exit is firm, not easily break, coil scrappage can be reduced, the quality of increase line coil assembly product, particularly can be convenient to realize a series of assembling in production line, coiling, welding, the automated production operations such as shaping, thus the gentle production efficiency of Automated water that the coil block having increased substantially miniature electro-magnetic relay is produced, reduce the manufacturing cost of coil block product simultaneously.
For achieving the above object, the technical scheme of the coil of the miniature electro-magnetic relay that the utility model adopts comprises the skeleton 2 with the overhead gage 22 and lower baffle plate 21 being arranged on wrapping post 23 two ends, the enamelled wire 3 for coiling winding and automatically encapsulates the coil adhesive tape 4 that described winding makes described coil, and the brace 1 for being connected with the brace on relay base by the exit of described coil.
The feature of described coil is: the quantity of described brace 1 is equal to or less than the quantity of described coil exit, each brace 1 is provided with and stretches along same plane 14 the brace pin 11 forming dull and stereotyped integrative-structure, outer leader pin 12 and the affixed pin 13 be fixed on by syndeton on the lower baffle plate 21 of described skeleton 2, affixed described pin 13 fixing should make described brace pin 11 have wicking technique distance L outside an edge contour reaching described lower baffle plate 21, described brace pin 11 is connected with the exit of described coil, described outer leader pin 12 is connected with the brace of described relay base, and, described brace pin 11, outer leader pin 12 all has shape and the structure of not interfering the automated production adaptability of described coil to change its locus state.
A kind of preferred implementation according to the utility model coil: the plane 14 of described each brace 1 is concordant with the medial surface 24 of the lower baffle plate 21 of described skeleton 2 or lower than the medial surface 24 of described lower baffle plate 21.
Another preferred implementation according to the utility model coil: described syndeton is a kind of grafting fixed connection structure, comprise the spliced eye 25 of the inner side of the lower baffle plate 21 being arranged on skeleton 2, it allow described in affixed pin 13 insert wherein, and form skeleton 2 and coordinate with being fixedly connected with of brace 1.
Another kind of preferred implementation according to the utility model coil: the brace pin 11 of two braces 1 is separately positioned on the both sides of described lower baffle plate 21 in the mode of longitudinal arrangement.
Another preferred implementation according to the utility model coil: the brace pin 11 of two braces 1 is separately positioned on the both sides of described lower baffle plate 21 in the mode of longitudinal arrangement, and brace pin 11 longitudinal arrangement of two braces 1 is on straight line A-A.
Other a kind of preferred implementations according to the utility model coil: the brace pin 11 of two braces 1 is separately positioned on the same side of described lower baffle plate 21 in the mode be arranged side by side.
Other another preferred implementations according to the utility model coil: the outer leader pin 12 of two braces 1 is separately positioned on the same side of described lower baffle plate 21 in the mode be arranged side by side, or the terminals 122 of described outer leader pin 12 are parallel with the medial surface 24 of lower baffle plate 21.
Another preferred implementation according to the utility model coil: the brace pin 11 of same brace 1 is mutually vertical with outer leader pin 12.
Further Alternate embodiments according to the utility model coil: described outer leader pin 12 can set gradually from inside to outside an a first shaping bent angle a and second shaping bent angle b, the angle of the first shaping bent angle a is relative to the upwards bending 65 ° to 75 ° of described plane 14, and the angle of the second shaping bent angle b is relative to the angle downward bending 65 ° to 75 ° of the first shaping bent angle a.
According to the further Alternate embodiments of the another kind of the utility model coil: described brace pin 11 can be arranged a 3rd shaping bent angle c, the angle of the 3rd shaping bent angle c is relative to the upwards bending 90 ° to 110 ° of described plane 14.
Compared with prior art, usefulness of the present utility model is: adopt this loop construction to be applicable to automated production, not only can ensure product quality, and can reduce production cost, enhances productivity, and realizes safety and environmental protection simultaneously.
Accompanying drawing explanation
More clearly advantages and features of the invention can be found out from the description of accompanying drawing illustrated embodiment, wherein:
Fig. 1 is the perspective view of the coil of miniature electro-magnetic relay of the present utility model.
Fig. 2 is the exploded perspective schematic diagram of the coil shown in Fig. 1.
Fig. 3 is the perspective view of the coil shown in Fig. 1 after upper winding.
Fig. 4 is that the brace of the coil shown in Fig. 3 can through the operating process schematic diagram of follow-up shaping bending formation shaping bent angle.
Fig. 5 is the perspective view that the brace of the coil shown in Fig. 3 has formed a kind of shaping angular form.
Embodiment
Below in conjunction with Fig. 1 to Fig. 5 provide for the embodiment of two braces 1, further illustrate the embodiment of the coil of miniature electro-magnetic relay of the present utility model.The coil of miniature electro-magnetic relay of the present utility model is not limited to the description of following examples.
As Figure 1-3, the coil of miniature electro-magnetic relay of the present utility model comprise a skeleton 2, for coiling winding enamelled wire 3 and automatically the described winding of encapsulating make the coil adhesive tape 4 of described coil, and two braces 1 (see Fig. 2) for being connected with the brace on relay base by the exit of described coil.Skeleton 2 comprises wrapping post 23 and is arranged on overhead gage 22 and the lower baffle plate 21 at wrapping post 23 two ends in the mode be parallel to each other, and enamelled wire 3 is around on the wrapping post 23 between overhead gage 22 and lower baffle plate 21.The feature of described coil is: the quantity of described brace 1 is equal to or less than the quantity of described coil exit, the affixed pin 13 that each brace 1 is provided with the brace pin 11 stretched along same plane 14, outer leader pin 12 and is fixed on by syndeton on the lower baffle plate 21 of described skeleton 2, they form the plate shaped integrative-structure of brace 1 as shown in Figure 2.Described brace pin 11 is connected with the exit of described coil, described outer leader pin 12 is connected with the brace of described relay base, the advantage of the flat plate shape arrangement of brace 1 is obvious, not only can adopt highly efficient in productivity and Sheet Metal Forming Technology that is that be easy to process obtains the ideal form of brace 1, simultaneously can also make brace pin 11, outer leader pin 12 all has shape and the structure of not interfering the automated production adaptability of described coil to change its locus state, that is: brace pin 11, outer leader pin 12 have good bent performance.
Affixed pin 13 of brace 1 is fixed on the inner side of the lower baffle plate 21 of skeleton 2 by syndeton, lower baffle plate 21 that side near overhead gage 22 is referred to inside this, fixing by the inner side of affixed pin 13 and lower baffle plate 21, brace pin 11 is made to have wicking technique distance L (see Fig. 3) outside an edge contour reaching lower baffle plate 21, and, the plane 14 of brace 1 can lower than the medial surface 24 (see Fig. 3) of the lower baffle plate 21 of skeleton 2, or the plane 14 of brace 1 concordant with the medial surface 24 of the lower baffle plate 21 of skeleton 2 (see Fig. 1).Should understand, the said structure feature of bobbin of the present utility model is streamline automated production design on the coil block in order to realize small size magnetic relay, that is, the plane 14 of brace 1 is lower than the flat plate shape arrangement of the medial surface 24 of the lower baffle plate 21 of skeleton 2 or the plane 14 of brace 1 structure concordant with the medial surface 24 of the lower baffle plate 21 of skeleton 2 and brace 1, make bobbin can go up coil winding machine coiling together with brace 1, in winding process, enamelled wire 3 for coiling winding can not interfere with brace 1 all the time, thus can avoid causing because occurring to rub the potential safety hazard that enamelled wire 3 epidermis is scraped off between enamelled wire 3 and brace 1.The setting of the wicking technique distance L shown in the utility model Fig. 3, makes the electrical connection technique that brace pin 11 can be gone up streamline automatic infiltration tin coating removal skin, fix and realize between itself and the extraction line end of coil.Syndeton between affixed pin 13 and lower baffle plate 21 can have multiple concrete mode, a kind of preferred mode as shown in Figure 2, described syndeton is grafting fixed connection structure, it comprises the spliced eye 25 of the inner side of the lower baffle plate 21 being arranged on skeleton 2, and affixed pin 13 inserts spliced eye 25 and the cooperation that forms a fixed connection.The advantage of this syndeton is: can realize in the inner side of very thin lower baffle plate 21 above-mentioned about the structure of plane 14 lower than medial surface 24 (or plane 14 is concordant with medial surface 24), can realize automatically completing being fixedly connected with between brace 1 with lower baffle plate 21 on streamline simultaneously.Certainly, do not get rid of the frame mode that other is fixedly connected with, as hot pressing is fixedly connected with.
(end) end lead-out wires of coil is begun in Automated winding process smoothly around on brace pin 11 for the ease of realizing, improve the production efficiency of above-mentioned wicking technique further, the organization plan below about the setting position of brace pin 11 is can be preferred simultaneously.The brace pin 11 of two braces 1 is separately positioned on the both sides (as shown in Figure 2) of lower baffle plate 21 in the mode of longitudinal arrangement; Or the brace pin 11 of two braces 1 is separately positioned on the both sides of lower baffle plate 21 in the mode of longitudinal arrangement, and brace pin 11 longitudinal arrangement on straight line A-A (see Fig. 3) of two braces 1; Or the brace pin 11 of two braces 1 is separately positioned on the same side (not shown) of lower baffle plate 21 in the mode be arranged side by side.In order to obtain more reasonably layout, as shown in Figure 2 and Figure 3, the brace pin 11 of same brace 1 is mutually vertical with outer leader pin 12 for preferred scheme.In order to provide the position being convenient to wiring to outer leader pin 12, as shown in Figure 3, the outer leader pin 12 of two braces 1 is separately positioned on the same side of lower baffle plate 21 to a kind of preferred scheme in the mode be arranged side by side.As shown in Figure 3 and Figure 4, the terminals 122 of described outer leader pin 12 are parallel with the medial surface 24 of lower baffle plate 21 for another kind of preferred scheme.
Figure 3 shows that the enamelled wire 3 of the coil of miniature electro-magnetic relay of the present utility model be coiled into winding and coated coil adhesive tape 4 after structure.See Fig. 3 to Fig. 5, because brace 1 have employed plate shaped integrative-structure, so brace pin 11 on it and outer leader pin 12 have good bending performance, namely wind after winding and coated coil adhesive tape 4 make coil on streamline, brace pin 11 and outer leader pin 12 can be shaped to different bent angles according to actual operation requirements bending, direction as indicated by the arrow in fig. 4, bent direction, quantity and the angular range of bent shaping bent angle are preferably as follows.Described outer leader pin 12 can set gradually from inside to outside an a first shaping bent angle a and second shaping bent angle b, the angle of the first shaping bent angle a is relative to the upwards bending 65 ° to 75 ° of described plane 14, and the angle of the second shaping bent angle b is relative to the angle downward bending 65 ° to 75 ° of the first shaping bent angle a.Described brace pin 11 can be arranged a 3rd shaping bent angle c, the angle of the 3rd shaping bent angle c is relative to the upwards bending 90 ° to 110 ° of described plane 14.
The beneficial effect that the coil further illustrating miniature electro-magnetic relay of the present utility model below in conjunction with production process plays for loop product automated production.
Automatic equipment can be adopted to carry out material belt type punching press and to form brace 1, this brace 1 and a skeleton 2 be shaped be sent into next station automatically, realizes brace 1 and be automatically fixedly connected with skeleton 2, form bobbin; Bobbin with brace 1 is sent into next station, automatically enamelled wire 3 coiling winding is completed by fully automatic wire winding machine, making it draw beginning (end) end can around the position of the brace pin 11 of brace 1, and the automatic encased coil adhesive tape 4 of winding that will wind; Bobbin with coil is sent into next station, by automatic wicking coating removal skin and fixing, realizes being electrically fixedly connected with between lead-out wires of coil end and the brace pin 11 of brace 1, form the structure shown in Fig. 3; On this basis, finally can carry out bending shaping according to design needs, brace pin 11 and outer leader pin 12 are bent into the structure with desirable shaping bent angle, bending trimming also can complete on a production line automatically.Such as, by described brace pin 11 inwardly bending an angle of 90 degrees, the outer leader pin 12 of described brace 1 will be used for the integral part 121 of a welding end relative to plane 14 upwards bending 65-75 degree angle, and terminals on the integral part of a welding end and spot welding end portion 122 downward bending 65-75 degree angle again.
The foregoing is only preferred embodiment of the present utility model, any technical equivalences that all spirit according to the utility model claim and principle are made is replaced, changes and is revised, and all should be considered as within covering scope of the present utility model.
Claims (10)
1. the coil of a miniature electro-magnetic relay, comprise the skeleton (2) with the overhead gage (22) and lower baffle plate (21) being arranged on wrapping post (23) two ends, for coiling winding enamelled wire (3) and automatically the described winding of encapsulating make the coil adhesive tape (4) of described coil, and the brace (1) for the exit of described coil is connected with the brace on relay base, it is characterized in that: the quantity of described brace (1) is equal to or less than the quantity of described coil exit, each brace (1) is provided with and stretches along same plane (14) the brace pin (11) forming dull and stereotyped integrative-structure, outer leader pin (12) and the affixed pin (13) be fixed on by syndeton on the lower baffle plate (21) of described skeleton (2), affixed described pin (13) fixing should make described brace pin (11) have wicking technique distance L outside an edge contour reaching described lower baffle plate (21), described brace pin (11) is connected with the exit of described coil, described outer leader pin (12) is connected with the brace of described relay base, and, described brace pin (11), outer leader pin (12) all has shape and the structure of not interfering the automated production adaptability of described coil to change its locus state.
2. the coil of miniature electro-magnetic relay according to claim 1, is characterized in that: the plane (14) of described each brace (1) is concordant with the medial surface (24) of the lower baffle plate (21) of described skeleton (2) or lower than the medial surface (24) of described lower baffle plate (21).
3. the coil of miniature electro-magnetic relay according to claim 1, it is characterized in that: described syndeton is a kind of grafting fixed connection structure, comprise the spliced eye (25) of the inner side of the lower baffle plate (21) being arranged on skeleton (2), it allow described in affixed pin (13) insert wherein, and form skeleton (2) and coordinate with being fixedly connected with of brace (1).
4. the coil of miniature electro-magnetic relay according to claim 1, is characterized in that: the brace pin (11) of two braces (1) is separately positioned on the both sides of described lower baffle plate (21) in the mode of longitudinal arrangement.
5. the coil of miniature electro-magnetic relay according to claim 1, it is characterized in that: the brace pin (11) of two braces (1) is separately positioned on the both sides of described lower baffle plate (21) in the mode of longitudinal arrangement, and brace pin (11) longitudinal arrangement of two braces (1) is on straight line A-A.
6. the coil of miniature electro-magnetic relay according to claim 1, is characterized in that: the brace pin (11) of two braces (1) is separately positioned on the same side of described lower baffle plate (21) in the mode be arranged side by side.
7. the coil of miniature electro-magnetic relay according to claim 1, it is characterized in that: the outer leader pin (12) of two braces (1) is separately positioned on the same side of described lower baffle plate (21) in the mode be arranged side by side, or the terminals (122) of described outer leader pin (12) are parallel with the medial surface (24) of lower baffle plate (21).
8. the coil of miniature electro-magnetic relay according to claim 1, is characterized in that: the brace pin (11) of same brace (1) is mutually vertical with outer leader pin (12).
9. the coil of miniature electro-magnetic relay according to claim 1, it is characterized in that: described outer leader pin (12) can set gradually from inside to outside an a first shaping bent angle a and second shaping bent angle b, the angle of the first shaping bent angle a is relative to the upwards bending 65 ° to 75 ° of described plane (14), and the angle of the second shaping bent angle b is relative to the angle downward bending 65 ° to 75 ° of the first shaping bent angle a.
10. the coil of miniature electro-magnetic relay according to claim 1, it is characterized in that: described brace pin (11) can be arranged a 3rd shaping bent angle c, the angle of the 3rd shaping bent angle c is relative to the upwards bending 90 ° to 110 ° of described plane (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551691.XU CN204189720U (en) | 2014-09-24 | 2014-09-24 | A kind of coil of miniature electro-magnetic relay |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551691.XU CN204189720U (en) | 2014-09-24 | 2014-09-24 | A kind of coil of miniature electro-magnetic relay |
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| Publication Number | Publication Date |
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| CN204189720U true CN204189720U (en) | 2015-03-04 |
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| CN201420551691.XU Active CN204189720U (en) | 2014-09-24 | 2014-09-24 | A kind of coil of miniature electro-magnetic relay |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710967A (en) * | 2017-01-09 | 2017-05-24 | 宁波华仑电子有限公司 | Coil rack assembly of electromagnetic relay |
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2014
- 2014-09-24 CN CN201420551691.XU patent/CN204189720U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710967A (en) * | 2017-01-09 | 2017-05-24 | 宁波华仑电子有限公司 | Coil rack assembly of electromagnetic relay |
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