CN204010878U - There is the stator coil of electronic expansion valve skeleton of waterproof construction - Google Patents
There is the stator coil of electronic expansion valve skeleton of waterproof construction Download PDFInfo
- Publication number
- CN204010878U CN204010878U CN201420391256.5U CN201420391256U CN204010878U CN 204010878 U CN204010878 U CN 204010878U CN 201420391256 U CN201420391256 U CN 201420391256U CN 204010878 U CN204010878 U CN 204010878U
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- skeleton
- pole plate
- contact pin
- face
- stator coil
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- Expired - Lifetime
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 37
- 125000006850 spacer group Chemical group 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model relates to a kind of stator coil skeleton, and especially a kind of stator coil of electronic expansion valve skeleton with waterproof construction belongs to the technical field of coil of electronic expansion valve skeleton.The technical scheme providing according to the utility model, described in there is the stator coil of electronic expansion valve skeleton of waterproof construction, comprise skeleton body, described skeleton body comprises winding section and is positioned at the first end face and second end face at two ends, described winding section; Edge, outer ring at the first end face of described skeleton body is provided with skeleton end plate, is provided for installing the contact pin supporting bracket of contact pin on described skeleton end plate; Two capillary grooves along described skeleton end plate distribution of lengths are set on described skeleton end plate.The utility model compact conformation, has improved water resistance, has guaranteed the reliability that stator coil uses.
Description
Technical field
The utility model relates to a kind of stator coil skeleton, and especially a kind of stator coil of electronic expansion valve skeleton with waterproof construction belongs to the technical field of coil of electronic expansion valve skeleton.
Background technology
Stator coil of electronic expansion valve is to be applied in the motive drive source of controlling electronic expansion valve body in external convertible frequency air conditioner.In use, the quality that skeleton marginal portion and encapsulating material merge directly has influence on the quality of the water resistance of stator coil, therefore, when stator coil is sealed, requires stricter to the control of technical process.In the time of coil plastic packaging, because skeleton edge is thicker, the shortage of heat of encapsulating material to be to impel the fusing of its edge, so coil rack and encapsulating resin do not merge completely after moulding.When coil is during in Riddled Condition, exist water can be combined from skeleton bad place with encapsulating resin and infiltrate the situation of coil inside, cause coil inside water inlet, thereby bad causing of coil insulation lost efficacy, cause a series of danger such as outer machine is charged.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of stator coil of electronic expansion valve skeleton with waterproof construction is provided, and its compact conformation, has improved water resistance, has guaranteed the reliability that stator coil uses.
The technical scheme providing according to the utility model, described in there is the stator coil of electronic expansion valve skeleton of waterproof construction, comprise skeleton body, described skeleton body comprises winding section and is positioned at the first end face and second end face at two ends, described winding section; Edge, outer ring at the first end face of described skeleton body is provided with skeleton end plate, is provided for installing the contact pin supporting bracket of contact pin on described skeleton end plate; Two capillary grooves along described skeleton end plate distribution of lengths are set on described skeleton end plate.
Equally distributed waterproof projection on described skeleton end plate, forms the capillary groove of V-type between two adjacent waterproof projections; The degree of depth of described capillary groove is 0.6mm, and the width of capillary groove is 1.2mm.
The end of described skeleton end plate arranges along described skeleton end plate width distribution and V-shaped limit groove, and the degree of depth of described limit groove is 0.5mm, and width is 0.4mm.
Three equally distributed contact pin supporting brackets are set on described skeleton end plate, and the end of described contact pin supporting bracket is provided with contact pin mounting blocks, is provided with the contact pin installing hole that connects described contact pin mounting blocks in described contact pin mounting blocks.
On the first end face of described skeleton body, the second end face, be equipped with symmetrical skeleton body locating convex block.
The first end face of described skeleton body, the edge, outer ring of the second end face are provided with the first sealing ring and the second sealing ring, and the external diameter of the first sealing ring is less than the external diameter of the second sealing ring, between the first sealing ring and the second sealing ring by sealed spacer ring separately.
The center of described skeleton body is provided with skeleton through hole; On the first end face of skeleton body, middle pole plate is installed, described middle pole plate comprises pole plate body, one surface of described pole plate body is provided with locating detent, and the locating detent of middle pole plate can stretch in skeleton through hole, and the plate body location hole that allows skeleton body locating convex block to set is set on middle pole plate.
The outer ring of described pole plate body arranges outward extending plate body projection; On pole plate body, be also provided with pole plate body locating convex block, described pole plate body locating convex block and locating detent lay respectively at two surfaces of pole plate body.
Described contact pin mounting blocks is provided with contact pin by contact pin installing hole, and the end, one end of described contact pin has contact pin end block.
The pole plate body positioning jack that pole plate body locating convex block is set on described pole plate body and can allows the pole plate body locating convex block on another pole plate body to set.
Advantage of the present utility model: skeleton body has the first end face and the second end face, is provided with skeleton end plate on the first end face, by arranging contact pin supporting bracket on skeleton end plate; Two capillary grooves are set on skeleton end plate, simultaneously, in the end of skeleton end plate, limit groove is set, the waterproof ability that can improve after injection encapsulated that coordinates by capillary groove with limit groove, pass through the first sealing ring and second sealing ring of sealed spacer annular stepped in the outer ring of the first end face and the second end face, compact conformation, improves overall sealability; Pole plate in installing on skeleton body, between two skeleton bodies, by middle pole plate connection, easy installation and removal, has guaranteed the reliability that stator coil uses.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is use state diagram of the present utility model.
Fig. 3 is end view of the present utility model.
Fig. 4 is cutaway view of the present utility model.
Fig. 5 is the structural representation of pole plate in the utility model.
Fig. 6 is the structural representation that middle pole plate is set on the utility model skeleton body.
Description of reference numerals: 1-skeleton body, 2-the first end face, 3-winding section, 4-the second end face, 5-skeleton through hole, 6-skeleton body locating convex block, 7-contact pin mounting blocks, 8-contact pin, 9-First Line ring framework, pole plate in 10-, 11-the second coil rack, 12-contact pin installing hole, 13-limit groove, 14-the first sealing ring, 15-capillary groove, 16-waterproof projection, 17-sealed spacer ring, 18-the second sealing ring, 19-pole plate body, 20-plate body projection, 21-locating detent, 22-plate body location hole, 23-contact pin end block, 24-skeleton end plate, 25-contact pin supporting bracket, 26-pole plate body locating convex block, 27-pole plate body positioning jack, 28-interval circular arc and 29-pole plate through hole.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, Figure 3 and Figure 4: in order to have improved water resistance, guaranteed the reliability that stator coil uses, the utility model comprises skeleton body 1, and described skeleton body 1 comprises winding section 3 and is positioned at the first end face 2 and second end face 4 at 3 two ends, described winding section; Edge, outer ring at the first end face 2 of described skeleton body 1 is provided with skeleton end plate 24, is provided for installing the contact pin supporting bracket 25 of contact pin 8 on described skeleton end plate 24; Two capillary grooves 15 along described skeleton end plate 24 distribution of lengths are set on described skeleton end plate 24.
Particularly, the first end face 2 and the second end face 4 are positioned at the two ends of winding section 3, winding section 3 is cylindrical-shaped structure, the external diameter of the external diameter of the first end face 2 and the second end face 4 is all greater than the external diameter of winding section 3, the external diameter of the first end face 2 is consistent with the external diameter of the second end face 4, can carry out the coiling of stator coil by winding section 3.The first end face 2 and the second end face 4 are all circular, skeleton end plate 24 is positioned at the outer rim of the first end face 2, outside protruding the first end face 2 of skeleton end plate 24, contact pin supporting bracket 25 is evenly distributed on skeleton end plate 24, and the length direction of the length direction of skeleton end plate 24 and contact pin supporting bracket 25 is perpendicular.In the utility model embodiment, the first end face 2, skeleton end plate 24 and contact pin supporting bracket 25 are all positioned in same level.By two capillary grooves 15 are set on skeleton end plate 24, and capillary groove 15 is along the distribution of lengths of skeleton end plate 24, compares and existing waterproof construction, in the time of injection encapsulated, can improve the water resistance of whole stator coil.
Equally distributed waterproof projection 16 on described skeleton end plate 24, forms the capillary groove 15 of V-type between two adjacent waterproof projections 16; The degree of depth of described capillary groove 15 is 0.6mm, and the width of capillary groove 15 is 1.2mm.
In the embodiment of the present invention, in order to obtain capillary groove 15 on skeleton end plate 24, the waterproof projection 16 of three protrusions is set on the skeleton end plate 24 that coexists, between two adjacent waterproof projections 16, form a capillary groove 15, being that capillary groove 15 is V-shaped, can certainly be rectangle or other shapes.
Further, the end of described skeleton end plate 24 arranges along described skeleton end plate 24 width distribution and V-shaped limit groove 13.The degree of depth of limit groove 13 is 0.5mm, and width is 0.4mm.Described limit groove 13 is positioned at end and contiguous second end face 4 of skeleton end plate 24, can further improve the waterproof ability of stator coil skeleton by limit groove 13.
Three equally distributed contact pin supporting brackets 25 are set on described skeleton end plate 24, and the end of described contact pin supporting bracket 25 is provided with contact pin mounting blocks 7, is provided with the contact pin installing hole 12 that connects described contact pin mounting blocks 7 in described contact pin mounting blocks 7.
Described contact pin mounting blocks 7 is positioned at the one end away from skeleton end plate 24, and contact pin mounting blocks 7 protrudes from contact pin supporting bracket 25.Contact pin 8 can be arranged in contact pin mounting blocks 7 by contact pin installing hole 12, and one end of contact pin 8 has contact pin end block 23, and contact pin 8 one end are through contact pin installing hole 12, and utilizes contact pin end block 23 to realize location between contact pin mounting blocks 7 and spacing.
On the first end face 2 of described skeleton body 1, the second end face 4, be equipped with symmetrical skeleton body locating convex block 6.Described skeleton body locating convex block 6 is cylindric, and skeleton body locating convex block 6 is positioned at the both sides of skeleton end plate 24.
The first end face 2 of described skeleton body 1, the edge, outer ring of the second end face 4 are provided with the first sealing ring 14 and the second sealing ring 18, the external diameter of the first sealing ring 14 is less than the external diameter of the second sealing ring 18, between the first sealing ring 14 and the second sealing ring 18 by sealed spacer ring 17 separately.
In the utility model embodiment, the first end face 2, the second end face 4 are circular, edge, outer ring at the first end face 2, the second end face 4 forms the first sealing ring 14 and the second sealing ring 18 by sealed spacer ring 17, the first sealing ring 14 is positioned at the top of the second sealing ring 18, the shape of the first sealing ring 14, the second sealing ring 18 is consistent with the shape of the first end face 2 and the second end face 4, reaches good sealing effectiveness by the first sealing ring 14 and the second sealing ring 18.Between the first sealing ring 14 and sealed spacer ring 17, form a step, form another step between sealed spacer ring 17 and the second sealing ring 18,, in the utility model, the first sealing ring 14, the second sealing ring 18 are step-like hermetically-sealed construction.
As shown in Figure 2, Figure 5 and Figure 6, the center of described skeleton body 1 is provided with skeleton through hole 5; On the first end face 2 of skeleton body 1, middle pole plate 10 is installed, described middle pole plate 10 comprises pole plate body 19, one surface of described pole plate body 19 is provided with locating detent 21, the locating detent 21 of middle pole plate 10 can stretch in skeleton through hole 5, and the plate body location hole 22 that allows skeleton body locating convex block 6 to set is set on middle pole plate 10.
When concrete enforcement, between two skeleton bodies 1, need to connect by intermediate plate 10, the structure being connected by two middle pole plates 10 between First Line ring framework 9 and the second coil rack 11 has been shown in Fig. 2, and wherein, First Line ring framework 9, the second coil rack 11 are respectively two on all four skeleton bodies 1.Be embedded in plate body location hole 22 by skeleton body locating convex block 6, middle pole plate 10 is arranged on the first end face 2 of skeleton body 1, meanwhile, the locating detent 21 on middle pole plate 10 stretches in skeleton through hole 5.The rounded distribution of some locating detents 10 on middle pole plate 10, and locating detent 21 form circle external diameter and the internal diameter of skeleton through hole 5 match, locating detent 21 can with skeleton through hole 5 phase close contacts.On middle pole plate 10, between adjacent locating detent 21, be provided with interval circular arc 28, be provided with pole plate through hole 29 in the center of middle pole plate 10, locating detent 21 is all distributed in the outer ring of pole plate through hole 29, and pole plate through hole 29 is rounded.In the utility model embodiment, First Line ring framework 9, the second coil rack 11 all by the way install in pole plate 10.
The outer ring of described pole plate body 19 arranges outward extending plate body projection 20; On pole plate body 19, be also provided with pole plate body locating convex block 26, described pole plate body locating convex block 26 and locating detent 21 lay respectively at two surfaces of pole plate body 19.
For the above-mentioned skeleton body 1 that middle pole plate 10 is installed being connected by two middle pole plates 10, on the pole plate body 19 of middle pole plate 10, be also provided with pole plate body locating convex block 26 and pole plate body positioning jack 27, described pole plate body locating convex block 26 is cylindric, pole plate body positioning jack 27 can allow the pole plate body locating convex block 26 on another pole plate body 19 to set, pole plate body locating convex block 26 similar diagonal angle on pole plate body 19 distributes, in two, 10, pole plate is realized required being connected by the cooperation between pole plate body locating convex block 26 and pole plate body positioning jack 27, thereby above-mentioned First Line ring framework 9, the second 11 of coil racks are realized connecting by the cooperation between middle pole plate 10 and are coordinated.
Plate body projection 20 stretches out in the outer ring of pole plate body 19, plate body projection 20 is all in the same plane with pole plate body 19, plate body projection 20 is rectangular, and the width of plate body projection 20 is less than the external diameter of pole plate body 19, and pole plate body 19 is similar ellipse by plate body projection 20.On the first end face 2 that middle pole plate 10 is arranged on to skeleton body 1 time, plate body projection 20 lays respectively at the corresponding two ends of pole plate body 19 with skeleton end plate 24.First Line ring framework 9, the second coil rack 11 connect after cooperation by middle pole plate 10, the staggered distribution of contact pin 8 on the contact pin 8 on First Line ring framework 9 and the second coil rack 9.
The utility model skeleton body 1 has the first end face 2 and the second end face 4, on the first end face 2, is provided with skeleton end plate 24, by contact pin supporting bracket 25 is set on skeleton end plate 24; Two capillary grooves 15 are set on skeleton end plate 24, simultaneously, in the end of skeleton end plate 24, limit groove 13 is set, the waterproof ability that can improve after injection encapsulated that coordinates by capillary groove 15 with limit groove 13, outer ring at the first end face 2 and the second end face 4 forms the first step-like sealing ring 14 and the second sealing ring 18 by sealed spacer ring 17, compact conformation, improves overall sealability; In installing on skeleton body 1,1 of pole plate 10, two skeleton body is by middle pole plate 10 connections, and the reliability of stator coil use has been guaranteed in easy installation and removal.
Claims (10)
1. have a stator coil of electronic expansion valve skeleton for waterproof construction, comprise skeleton body (1), described skeleton body (1) comprises winding section (3) and is positioned at first end face (2) and the second end face (4) at two ends, described winding section (3); Be provided with skeleton end plate (24) at the edge, outer ring of first end face (2) of described skeleton body (1), on described skeleton end plate (24), be provided for installing the contact pin supporting bracket (25) of contact pin (8); It is characterized in that: two capillary grooves (15) along described skeleton end plate (24) distribution of lengths are set on described skeleton end plate (24).
2. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 1, it is characterized in that: described skeleton end plate (24) is equally distributed waterproof projection (16) above, between adjacent two waterproof projections (16), form the capillary groove (15) of V-type; The degree of depth of described capillary groove (15) is 0.6mm, and the width of capillary groove (15) is 1.2mm.
3. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 1, it is characterized in that: the end of described skeleton end plate (24) arranges along described skeleton end plate (24) width distribution and V-shaped limit groove (13), the degree of depth of described limit groove (13) is 0.5mm, and width is 0.4mm.
4. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 1, it is characterized in that: three equally distributed contact pin supporting brackets (25) are set on described skeleton end plate (24), the end of described contact pin supporting bracket (25) is provided with contact pin mounting blocks (7), is provided with the contact pin installing hole (12) that connects described contact pin mounting blocks (7) in described contact pin mounting blocks (7).
5. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 1, is characterized in that: on first end face (2) of described skeleton body (1), the second end face (4), be equipped with symmetrical skeleton body locating convex block (6).
6. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 1, it is characterized in that: first end face (2) of described skeleton body (1), the edge, outer ring of the second end face (4) are provided with the first sealing ring (14) and the second sealing ring (18), the external diameter of the first sealing ring (14) is less than the external diameter of the second sealing ring (18), between the first sealing ring (14) and the second sealing ring (18) by sealed spacer ring (17) separately.
7. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 5, is characterized in that: the center of described skeleton body (1) is provided with skeleton through hole (5); On first end face (2) of skeleton body (1), middle pole plate (10) is installed, described middle pole plate (10) comprises pole plate body (19), one surface of described pole plate body (19) is provided with locating detent (21), the locating detent (21) of middle pole plate (10) can stretch in skeleton through hole (5), and the plate body location hole (22) that allows skeleton body locating convex block (6) to set is set on middle pole plate (10).
8. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 7, is characterized in that: the outer ring of described pole plate body (19) arranges outward extending plate body projection (20); On pole plate body (19), be also provided with pole plate body locating convex block (26), described pole plate body locating convex block (26) and locating detent (21) lay respectively at two surfaces of pole plate body (19).
9. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 4, it is characterized in that: described contact pin mounting blocks (7) is provided with contact pin (8) by contact pin installing hole (12), the end, one end of described contact pin (8) has contact pin end block (23).
10. the stator coil of electronic expansion valve skeleton with waterproof construction according to claim 8, is characterized in that: the pole plate body positioning jack (27) that pole plate body locating convex block (26) is set on described pole plate body (19) and can allows the pole plate body locating convex block (26) on another pole plate body (19) to set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391256.5U CN204010878U (en) | 2014-07-15 | 2014-07-15 | There is the stator coil of electronic expansion valve skeleton of waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420391256.5U CN204010878U (en) | 2014-07-15 | 2014-07-15 | There is the stator coil of electronic expansion valve skeleton of waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204010878U true CN204010878U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420391256.5U Expired - Lifetime CN204010878U (en) | 2014-07-15 | 2014-07-15 | There is the stator coil of electronic expansion valve skeleton of waterproof construction |
Country Status (1)
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| CN (1) | CN204010878U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930248A (en) * | 2015-06-30 | 2015-09-23 | 贵州新安航空机械有限责任公司 | Solenoid valve coil support |
| CN108155512A (en) * | 2018-01-11 | 2018-06-12 | 深圳市凯中精密技术股份有限公司 | For the connector and production method with sealing structure of motor stator |
| WO2021155718A1 (en) * | 2020-02-04 | 2021-08-12 | 浙江盾安人工环境股份有限公司 | Skeleton structure, electromagnetic coil and electronic expansion valve |
| CN113357852A (en) * | 2020-03-02 | 2021-09-07 | 盾安环境技术有限公司 | Skeleton texture and have its electronic expansion valve |
| 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 |
| WO2022033190A1 (en) * | 2020-08-14 | 2022-02-17 | 浙江盾安人工环境股份有限公司 | Coil bobbin and coil |
| WO2024188318A1 (en) * | 2023-03-15 | 2024-09-19 | 浙江盾安人工环境股份有限公司 | Coil structure and electronic expansion valve |
-
2014
- 2014-07-15 CN CN201420391256.5U patent/CN204010878U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930248A (en) * | 2015-06-30 | 2015-09-23 | 贵州新安航空机械有限责任公司 | Solenoid valve coil support |
| CN108155512A (en) * | 2018-01-11 | 2018-06-12 | 深圳市凯中精密技术股份有限公司 | For the connector and production method with sealing structure of motor stator |
| CN108155512B (en) * | 2018-01-11 | 2024-04-02 | 深圳市凯中精密技术股份有限公司 | Connector with sealing structure for motor stator and production method |
| JP2023511481A (en) * | 2020-02-04 | 2023-03-20 | 浙江盾安人工環境股▲ふん▼有限公司 | Frame structure, electromagnetic coil and electronic expansion valve |
| WO2021155718A1 (en) * | 2020-02-04 | 2021-08-12 | 浙江盾安人工环境股份有限公司 | Skeleton structure, electromagnetic coil and electronic expansion valve |
| KR102703620B1 (en) * | 2020-02-04 | 2024-09-05 | 제지앙 둔안 아트피셜 인바이런먼트 컴퍼니 리미티드 | Bobbin structure, electronic coil and electronic expansion valve |
| JP7475444B2 (en) | 2020-02-04 | 2024-04-26 | 浙江盾安人工環境股▲ふん▼有限公司 | Frame structure, electromagnetic coil and electronic expansion valve |
| KR20220083826A (en) * | 2020-02-04 | 2022-06-20 | 제지앙 둔안 아트피셜 인바이런먼트 컴퍼니 리미티드 | Bobbin structure, electromagnetic coil and electronic expansion valve |
| CN113357852B (en) * | 2020-03-02 | 2022-06-17 | 盾安环境技术有限公司 | Skeleton texture and have its electronic expansion valve |
| CN113357852A (en) * | 2020-03-02 | 2021-09-07 | 盾安环境技术有限公司 | Skeleton texture and have its electronic expansion valve |
| 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 |
| 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 |
| JP2023528186A (en) * | 2020-08-14 | 2023-07-04 | 浙江盾安人工環境股▲ふん▼有限公司 | Coil bobbin and coil |
| WO2022033190A1 (en) * | 2020-08-14 | 2022-02-17 | 浙江盾安人工环境股份有限公司 | Coil bobbin and coil |
| WO2024188318A1 (en) * | 2023-03-15 | 2024-09-19 | 浙江盾安人工环境股份有限公司 | Coil structure and electronic expansion valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |