CN203480975U - Electronic coil - Google Patents
Electronic coil Download PDFInfo
- Publication number
- CN203480975U CN203480975U CN201320446393.XU CN201320446393U CN203480975U CN 203480975 U CN203480975 U CN 203480975U CN 201320446393 U CN201320446393 U CN 201320446393U CN 203480975 U CN203480975 U CN 203480975U
- Authority
- CN
- China
- Prior art keywords
- wire
- case
- coil
- interconnecting piece
- connecting portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F2007/062—Details of terminals or connectors for electromagnets
Abstract
The utility model discloses an electronic coil, belongs to the technical field of refrigeration, and solves the technical problem that a conventional electronic coil is poor in electric connection reliability. The electronic coil comprises a coil body and a wire plugging part arranged at the outer side part of the coil body, wherein lead-out wires are connected onto the wire plugging part; and the wire plugging part comprises a coil connecting part and a cover, pins are arranged at the coil connecting part, and the lead-out wires are electrically connected with the pins through a circuit board. The embodiment of the utility model is mainly applied to an electronic expansion valve in the technical field of refrigeration.
Description
[technical field]
The utility model relates to a kind of electronic coil, is particularly applied to the electronic coil of valve with electrically motorized operation.
[background technology]
Solenoid can be applied to a plurality of fields, for example can be used as the coil of the electric expansion valve of refrigerating system, can be used as the stationary part of stepping motor, electric expansion valve is when work, the magnetic field that utilizes solenoid energising to produce drives the spool of valve means to move, thereby controls the breakdown action of valve port.
Existing solenoid is provided with the plug wire portion connecting for wire, and being connected between wire and plug wire portion is employing terminal plugging mode, and this connected mode, in the situation that expanding with heat and contract with cold, may cause product loose contact, causes coil to open circuit, and loses function.
[utility model content]
The utility model provides a kind of electronic coil, improves the reliability that product is electrically connected to.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of electronic coil, comprise coil main body and the plug wire portion that coil main body outside portion is set, in described plug wire portion, be connected with and draw wire, described plug wire portion comprises coil connecting portion and case, described coil connecting portion is provided with contact pin, described in draw wire and be electrically connected to contact pin by circuit board.
Further, described coil connecting portion comprises case connecting portion and wire interconnecting piece, and described case and case connecting portion are welded to connect, and described contact pin is arranged at wire interconnecting piece.
Further, described wire interconnecting piece is provided with wire location notch, described in draw wire one end and be connected on circuit board, draw the wire other end and extend described plug wire portion by wire location notch.
Further, the solder side of described case is provided with outstanding sealing wire, and described case and case connecting portion are integrated by the fusion weld of sealing wire, and wire interconnecting piece is contained in case.
Further, the lateral surface of the outstanding case connecting portion of described wire interconnecting piece, is provided with melting welding groove between wire interconnecting piece and case, and the flash after sealing wire melting infiltrates described melting welding groove.
Further, matched in clearance between the side of described wire interconnecting piece and the internal face of case, the gap forming between the side that described melting welding groove is wire interconnecting piece and the internal face of case.
Further, described melting welding groove is the groove that is located at wire interconnecting piece side.
Further, the side of described wire interconnecting piece is provided with location notch, and the internal face of described case is provided with positioning bar, and positioning bar inserts location notch and realizes case welding location.
Further, described circuit board is provided with pin holes and wire guide, and described contact pin inserts after pin holes and welding circuit board, described in draw wire through after wire guide with welding circuit board.
The beneficial effects of the utility model:
The utility model electronic coil utilizes circuit board to realize to draw being electrically connected to of wire and contact pin, guarantee contact pin and drawn the fixing that wire is electrically connected to, avoid the loose contact problem occurring in use side sub-connection contact pin and cable process, improved product reliability.
The assembling of the utility model case and coil connecting portion adopts welding manner, solder side at case is provided with outstanding sealing wire, compared to existing technology, adopt the mode of plane-welding, the utility model processes a sealing wire on case can be so that the easier melting of material, weld conveniently, improve welding efficiency and weld strength; In addition, the melting welding groove of setting can hold the sealing wire flash of when welding melting, thus the outward appearance that can guarantee solenoid after welding completes without flash, monnolithic case is clean and tidy and attractive in appearance.
These features of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the structural representation of electronic coil in the utility model embodiment mono-;
Fig. 2 is the structural representation of the utility model embodiment mono-coil connecting portion;
Fig. 3 is the structural representation of case in the utility model embodiment mono-;
Fig. 4 is the schematic diagram that coordinates of case and coil connecting portion in the utility model embodiment mono-;
Fig. 5 is the schematic diagram that coordinates of case and coil connecting portion in the utility model embodiment bis-;
Fig. 6 is the structural representation of case in the utility model embodiment tri-;
[embodiment]
The utility model proposes a kind of electronic coil, comprise coil main body and the plug wire portion that coil main body outside portion is set, in described plug wire portion, be connected with and draw wire, described plug wire portion comprises coil connecting portion and case, described coil connecting portion is provided with contact pin, described in draw wire and be electrically connected to contact pin by circuit board.Utilize circuit board to realize to draw being electrically connected to of wire and contact pin, guaranteed contact pin and drawn the fixing that wire is electrically connected to, avoided the loose contact problem that occurs, raising product reliability in use side sub-connection contact pin and cable process.
Accompanying drawing below in conjunction with the utility model embodiment is explained and illustrated the technical scheme of the utility model embodiment, but following embodiment is only preferred embodiment of the present utility model, not all.Embodiment based in execution mode, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belong to protection range of the present utility model.
Embodiment mono-:
With reference to Fig. 1,2, an electronic coil, comprises coil main body 1 and the plug wire portion 2 that coil main body 1 outside portion is set, and plug wire portion 2 comprises coil connecting portion 22 and case 21, coil connecting portion 22 is provided with contact pin 25, draws wire 24 and is electrically connected to contact pin 25 by circuit board 23.During concrete enforcement, pin holes and wire guide are set on circuit board 23, after first contact pin 25 being inserted to pin holes, weld with circuit board 23, to draw again wire 24 through welding with circuit board 23 after wire guide, by circuit board 23, guaranteed contact pin 25 and drawn the fixing that wire 24 is electrically connected to, avoided at use side sub-connection contact pin and the loose contact problem occurring in drawing wire process, improved product reliability.
Its coil connecting portion 22 comprises case connecting portion 222 and wire interconnecting piece 221, and case 21 is welded to connect with case connecting portion 222, and contact pin 25 is arranged at wire interconnecting piece 221; Draw for convenience the connection of wire 24, the present embodiment is provided with wire location notch 2211 on wire interconnecting piece 221, draws wire 24 one end and is connected on circuit board 23, draws wire 24 other ends and extends plug wire portion 2 by wire location notch 2211.
With reference to Fig. 3,4, between the case 21 of the present embodiment and case connecting portion 222, adopt welding manner to be connected, for improving soldering reliability, the solder side 211 of case 21 is provided with outstanding sealing wire 212, case 21 is integrated with the fusion weld of case connecting portion 222 by sealing wire 212, and wire interconnecting piece 221 is contained in case 21.During operation, first case 21 is firmly pressed on the lateral surface of case connecting portion 222, open ultrasonic bonding, sealing wire 212 will melt the solder side of case 21 211 and the lateral surface of case connecting portion 222 are linked together, play the effect being tightly connected, it is next that when the embedding of next procedure point glue, glue just can not flow to outside, compare current plane-welding technology, the present embodiment increases sealing wire 212 on case 21 can be so that the easier melting of material, weld conveniently, improve welding efficiency and weld strength.
For further improving welded seal, between wire interconnecting piece 221 and case 21, be provided with melting welding groove, melting welding groove can hold the sealing wire flash of when welding melting, thus the outward appearance that can guarantee solenoid after welding completes without flash, monnolithic case is clean and tidy and attractive in appearance.The concrete structure of the present embodiment is: wire interconnecting piece 221 protrudes from the lateral surface of case connecting portion 222, matched in clearance between the internal face of the side of wire interconnecting piece 221 and case 21, melting welding groove is the gap 3 forming between the side of wire interconnecting piece 221 and the internal face of case 21.In supersonic welding termination process, flash after sealing wire 212 melts can flow in the gap forming between the side of wire interconnecting piece 221 and the internal face of case 21, fill this gap to guarantee the sealing property after welding, gummosis in anti-stop glue embedding operation, also prevents that flash impact is attractive in appearance on the other hand.
Embodiment bis-:
With reference to Fig. 5, the present embodiment is compared embodiment mono-, its difference is: melting welding groove is the groove 2212 that is located at wire interconnecting piece 221 sides, namely in left and right two sides of wire interconnecting piece 221, output groove 2212, in supersonic welding termination process, flash after sealing wire 212 melts can flow in the groove 2212 of outputing left and right two sides of wire interconnecting piece 221, fills this groove 2212 to guarantee the sealing property after welding.Other structures of electronic coil can, with reference to implementing one, repeat no more.
Embodiment tri-:
With reference to Fig. 5,6, the present embodiment, on the basis of embodiment mono-or embodiment bis-, is provided with location notch 2213 in the side of wire interconnecting piece 221, and the internal face of case 21 is provided with positioning bar 210, and positioning bar 210 inserts location notch 2213 and realizes case 21 welding location.There is welding location, prevented that case from, in welding positioning, making case can be welded on exactly the precalculated position of case connecting portion.
The utility model embodiment is mainly used in the electric expansion valve of refrigeration technology field.
By above-described embodiment, the purpose of this utility model is by fully effective having reached.The personage who is familiar with this skill should be understood that the utility model includes but not limited to accompanying drawing and the content of describing in embodiment above.Any modification that does not depart from function and structure principle of the present utility model all will be included in the scope of claims.
Claims (9)
1. an electronic coil, comprise coil main body and the plug wire portion that coil main body outside portion is set, in described plug wire portion, be connected with and draw wire, described plug wire portion comprises coil connecting portion and case, described coil connecting portion is provided with contact pin, it is characterized in that: described in draw wire and be electrically connected to contact pin by circuit board.
2. a kind of electronic coil as claimed in claim 1, is characterized in that: described coil connecting portion comprises case connecting portion and wire interconnecting piece, and described case and case connecting portion are welded to connect, and described contact pin is arranged at wire interconnecting piece.
3. a kind of electronic coil as claimed in claim 2, is characterized in that: described wire interconnecting piece is provided with wire location notch, described in draw wire one end and be connected on circuit board, draw the wire other end and extend described plug wire portion by wire location notch.
4. a kind of electronic coil as claimed in claim 2, is characterized in that: the solder side of described case is provided with outstanding sealing wire, and described case and case connecting portion are integrated by the fusion weld of sealing wire, and wire interconnecting piece is contained in case.
5. a kind of electronic coil as described in claim 2 or 3 or 4, is characterized in that: described wire interconnecting piece is given prominence to the lateral surface of case connecting portion, is provided with melting welding groove between wire interconnecting piece and case, and the flash after sealing wire melting infiltrates described melting welding groove.
6. a kind of electronic coil as claimed in claim 5, is characterized in that: matched in clearance between the side of described wire interconnecting piece and the internal face of case, the gap forming between the side that described melting welding groove is wire interconnecting piece and the internal face of case.
7. a kind of electronic coil as claimed in claim 5, is characterized in that: described melting welding groove is the groove that is located at wire interconnecting piece side.
8. a kind of electronic coil as described in claim 2 or 3 or 4, is characterized in that: the side of described wire interconnecting piece is provided with location notch, and the internal face of described case is provided with positioning bar, and positioning bar inserts location notch and realizes case welding location.
9. a kind of electronic coil as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described circuit board is provided with pin holes and wire guide, and described contact pin inserts after pin holes and welding circuit board, described in draw wire through after wire guide with welding circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446393.XU CN203480975U (en) | 2013-07-23 | 2013-07-23 | Electronic coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446393.XU CN203480975U (en) | 2013-07-23 | 2013-07-23 | Electronic coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203480975U true CN203480975U (en) | 2014-03-12 |
Family
ID=50229258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320446393.XU Expired - Lifetime CN203480975U (en) | 2013-07-23 | 2013-07-23 | Electronic coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203480975U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831673A (en) * | 2018-06-07 | 2018-11-16 | 江苏华阳电器有限公司 | Electromagnetic coil |
| CN113517105A (en) * | 2020-04-10 | 2021-10-19 | 盾安环境技术有限公司 | Electronic coil and electronic expansion valve with same |
| KR20210137556A (en) * | 2019-04-15 | 2021-11-17 | 제지앙 둔안 아트피셜 인바이런먼트 컴퍼니 리미티드 | Expansion Valve Coil Assembly |
| WO2021196827A3 (en) * | 2020-03-31 | 2023-03-30 | 浙江盾安人工环境股份有限公司 | Electromagnetic coil |
-
2013
- 2013-07-23 CN CN201320446393.XU patent/CN203480975U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831673A (en) * | 2018-06-07 | 2018-11-16 | 江苏华阳电器有限公司 | Electromagnetic coil |
| KR20210137556A (en) * | 2019-04-15 | 2021-11-17 | 제지앙 둔안 아트피셜 인바이런먼트 컴퍼니 리미티드 | Expansion Valve Coil Assembly |
| EP3933240A4 (en) * | 2019-04-15 | 2022-05-11 | Zhejiang Dunan Artificial Environment Co., Ltd. | Expansion valve coil assembly |
| JP2022528828A (en) * | 2019-04-15 | 2022-06-16 | 浙江盾安人工環境股▲ふん▼有限公司 | Expansion valve coil assembly |
| KR102543119B1 (en) * | 2019-04-15 | 2023-06-14 | 제지앙 둔안 아트피셜 인바이런먼트 컴퍼니 리미티드 | Expansion valve coil assembly |
| WO2021196827A3 (en) * | 2020-03-31 | 2023-03-30 | 浙江盾安人工环境股份有限公司 | Electromagnetic coil |
| JP7475467B2 (en) | 2020-03-31 | 2024-04-26 | 浙江盾安人工環境股▲ふん▼有限公司 | Electromagnetic coil |
| CN113517105A (en) * | 2020-04-10 | 2021-10-19 | 盾安环境技术有限公司 | Electronic coil and electronic expansion valve with same |
| CN113517105B (en) * | 2020-04-10 | 2023-11-28 | 盾安环境技术有限公司 | Electronic coil and electronic expansion valve with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
|
| CX01 | Expiry of patent term |