CN102261508A - Electromagnetic valve - Google Patents
Electromagnetic valve Download PDFInfo
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- CN102261508A CN102261508A CN2010101926856A CN201010192685A CN102261508A CN 102261508 A CN102261508 A CN 102261508A CN 2010101926856 A CN2010101926856 A CN 2010101926856A CN 201010192685 A CN201010192685 A CN 201010192685A CN 102261508 A CN102261508 A CN 102261508A
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- solenoid valve
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Abstract
The invention discloses an electromagnetic valve, relating to an electromagnetic valve for controlling the supply and stop of a coolant in a refrigeration system. The electromagnetic valve of the invention comprises a framework and a magnetic conductor, the two of which are covered with an insulating material, wherein the inner and outer edges of the two end faces of the framework are provided with waterproof structures and projection portions are arranged on the two end faces of the framework, so that a gap portion for the filling of the insulating material is formed between the coil framework and the magnetic conductor; therefore, the insulation property of the electromagnetic valve is improved.
Description
Technical field
The control technique field that the present invention relates to freeze, specifically a kind of solenoid valve of controlling the refrigerant break-make.
Background technique
Often can use solenoid valve in the system that Heating,Ventilating and Air Conditioning (HVAC), refrigeration etc. relate to temperature control, regulate, so that the break-make of pilot line system medium.
Fig. 1 is a kind of typical structure schematic representation of prior art solenoid valve, and solenoid valve comprises coil and valve body, and coil is enclosed within on the valve body sleeve pipe, and is fastening with locking nut, the energising of coil or outage the opening or closing of control electromagnetic valve.The line solenoid valve ring framework of prior art is installed in the receiving cavity of magnet case, and the both ends of the surface of skeleton are directly matched with the fitting surface of magnet case, and the naked thing is filled between skeleton both ends of the surface and magnet case fitting surface, may cause infiltration like this.Cover external diameter of pipe on the boring ratio valve body that cooperates with the valve body sleeve pipe on the coil flux guide is big, sleeve pipe thorough coil during installation, the static iron core upper-end surface of valve body be in coil outside, and have the gap, therefore the contact reliability of magnet case and valve body can not guarantee, and the gap of the magnetic circuit of solenoid valve is increased; Thereby influence the magnetic property and the performance of solenoid valve, grounding insert-pin is placed between skeleton and the magnet case in the solenoid valve simultaneously, may exist between grounding insert-pin and the magnet case during injection moulding and enter plastics and not conducting hidden danger, product is difficult to the ground connection purpose that reaches real, may have potential safety hazard when thunderbolt or electric leakage.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the defective that above-mentioned prior art exists, by to the improvement on the electromagnetic valve structure of prior art, to improve the service behaviour and the water-proof performance of solenoid valve, make the use of solenoid valve more safe and reliable, the present invention adopts following scheme for this reason:
A kind of solenoid valve, comprise coil and valve body, described coil comprises magnet case, skeleton and is wound on enameled cable winding on the described skeleton, described coil also comprises the encapsulated layer that coats described magnet case, skeleton and enameled cable winding, the both ends of the surface of the close described magnet case of described skeleton be respectively arranged with lug boss, the fitting surface towards coil rack of the end face of described lug boss and magnet case is inconsistent and locate, thereby form the both ends of the surface of skeleton and the clearance portion between the fitting surface of coil rack of magnet case, described clearance portion is filled by described encapsulated layer.
Preferably, the both ends of the surface of the close described magnet case of described skeleton be respectively arranged with at least one group of waterproof construction, described waterproof construction is arranged on the position of relative biased outward of the both ends of the surface of described skeleton, and described encapsulated layer covers described waterproof construction and is coated on the both ends of the surface of described skeleton.The both sides of waterproof construction all have encapsulated layer to cover like this.
Preferably, described waterproof construction is the enclosed construction along the both ends of the surface of described skeleton.
Preferably, described waterproof construction comprises waterproof recess and the jut that is sharp shape around described waterproof recess, and described waterproof recess and jut all form the structure of a sealing.Here sharp shape is meant that the top of jut is less relatively, and its base portion is relatively large, Yi Bian be acute angle-shaped or less relatively trapezoid shaped or the like as the cross section.
Optionally, described lug boss is a plurality of boss that are arranged on two end faces of close described magnet case of described skeleton, and the end face of described boss and the fitting surface of described magnet case are inconsistent.
Preferably, described boss is respectively more than three or four.
Preferably, described magnet case comprises first plate-like portion near the static iron core of described valve body, described first plate-like portion is provided with a through hole, the through hole of described first plate-like portion is less than the endoporus of the skeleton of described coil, and the upper-end surface of the static iron core of the fitting surface of described first plate-like portion and described valve body is inconsistent and locate.
Preferably, described magnet case also comprises second plate-like portion relative with described first plate-like portion, described second plate-like portion is provided with a through hole, and the internal diameter of the through hole of described second plate-like portion be described first plate-like portion through hole 1.2-4 doubly, more suitable 2-4 doubly between.
Preferably, described coil and described valve body are fixed by bolt member, and the static iron core of described valve body is provided with tapped hole, and described bolt member matches with the tapped hole of described static iron core by the through hole of first plate-like portion of described magnet case.
Preferably, described coil also comprises the grounding insert-pin parts, and described grounding insert-pin parts and described magnet case fix by welding or crimping.
Preferably, described magnet case is the integrative-structure of drawing.
Solenoid valve of the present invention, by improving product structure and packaging technology, make between the both ends of the surface of coil rack and the magnet case fitting surface and be provided with clearance portion, make the insulation coating fill this clearance portion when coating encapsulated layer, thereby increase the thickness of watertight insulation and the distance of infiltration, thereby can prevent that sealing slowly infiltrates along the junction plane of magnet case and skeleton, reach the purpose that improves water-proof performance; Coil is installed on the valve body simultaneously, is fitted in magnet case fitting surface and static iron core upper-end surface, and the magnetic circuit gap of magnet case and valve body is reduced, and can improve the performance of solenoid valve like this; Grounding insert-pin parts and magnet case are fixed together reliably by welding or crimping, make grounding insert-pin parts, magnet case, valve body form effective equipotentiality body, guarantee the solenoid valve reliable ground, improve the Safety performance of solenoid valve.And waterproof construction is set at the outward edge of the both ends of the surface of skeleton, and can improve the insulating material of coating of coil component of solenoid valve and the binding ability of skeleton, the infiltration of further anti-sealing, vapour, and improve water-proof performance.
Description of drawings:
Fig. 1: be the structural representation of the solenoid valve of prior art;
Fig. 2: be a kind of embodiment's of solenoid valve of the present invention structural representation;
Fig. 3: be the structural representation of the valve body of Fig. 2 solenoid valve;
Fig. 4: be the structural representation of the skeleton of Fig. 2 solenoid valve;
Fig. 5: Fig. 4 skeleton waterproof construction partial schematic diagram partly;
Fig. 6: be the right elevation of Fig. 4 skeleton;
Fig. 7: be the left view of Fig. 4 skeleton;
Fig. 8: be the structural representation before the coil encapsulated layer coating of Fig. 2 solenoid valve;
Fig. 9: be the structural representation of a kind of mode of execution of the grounding insert-pin parts among Fig. 8;
Figure 10: be the structural representation of coil after encapsulated layer coats of Fig. 2 solenoid valve.
Symbol description among the figure:
20-coil, 30-valve body, 40-bolt member;
21-skeleton, 23-magnet case, 24-enameled cable winding, 25-grounding insert-pin parts, 26-encapsulated layer;
211-waterproof recess, 212-boss, 221-clearance portion;
231-magnet case through hole, 232-magnet case fitting surface;
31-static iron core, 32-sleeve pipe, 311-static iron core upper-end surface, 312-tapped hole.
Embodiment
For making those skilled in the art can understand technical conceive of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Wherein, Fig. 2 is a kind of embodiment's of solenoid valve of the present invention structural representation, and Fig. 3 is the valve body structural representation partly of Fig. 2 solenoid valve.As shown in the figure, solenoid valve comprises valve body 30 and coil 20, and valve body comprises static iron core 31, and the upper-end surface 311 of static iron core is provided with tapped hole 312, and coil 20 is to be fixed together by bolt member 40 with valve body 30, and the tapped hole 312 of static iron core 31 matches with bolt member 40.Particularly, coil 20 is enclosed within on the circular casing 32 of valve body 30, and fitted or basic the applying in the fitting surface 232 of magnet case 31 and the upper-end surface toward the outer side 311 of the static iron core 31 of valve body 30, and fixed with bolt member 40, bolt member 40 stretches into by the through hole 231 on the first less relatively plate-like portion of magnet case 23 in the static iron core 31 of valve body 30 to be screwed with static iron core and fixes.As can be seen from the figure, the size of the through hole 231 of the centre of first plate-like portion 233 that fitting surface 232 is set outside solenoid valve of magnet case 23 is much smaller than the end face of the static iron core 31 of valve body 30, there is faying surface between the upper-end surface toward the outer side 311 of the static iron core 31 of the fitting surface 232 of magnet case 31 and valve body 30 like this, thereby reduced the magnetic circuit gap of solenoid valve, can improve the performance of solenoid valve and reduce the temperature rise of the coil of solenoid valve, can prolong the working life of solenoid valve.
The set through hole 231 of first plate-like portion 233 of the static iron core 31 of the close described valve body 30 of magnet case 23 is less than the endoporus 216 of the skeleton 21 of described coil 20, and the upper-end surface 311 of the fitting surface 232 of described first plate-like portion 233 and the static iron core 31 of described valve body 30 is inconsistent and locate.
Then the endoporus 216 with coil rack 21 is roughly suitable for the size of the intermediate throughholes 235 of relative with described first plate-like portion 233 second plate-like portion 234 towards the solenoid valve inboard of magnet case, like this, when coil and valve body assembling, static iron core one end of valve body is just packed into from big endoporus one side of coil, and is inconsistent with the magnet case fitting surface of the inboard of first plate-like portion 233 of the magnet case 23 of coil up to the upper-end surface 311 of the static iron core 31 of coil.The internal diameter of the through hole 235 of second plate-like portion 234 be described first plate-like portion (233) through hole (231) internal diameter 1.2-4 doubly between, the internal diameter of the through hole 235 of the second more suitable plate-like portion 234 be described first plate-like portion (233) through hole (231) internal diameter 2-4 doubly between.
In addition, can not infiltrate in the gap of valve body 30 and coil 20, between coil 20 and valve body sleeve pipe, can also seal, between bolt member 40 and coil 20, can adopt O shape to enclose further yet and seal with O-ring seals in order to make water or vapour; Wherein for guaranteeing sealing effect, the sealing of O shape circle is set to the seal form of constant compression amount.In addition, the O RunddichtringO can also be arranged in the endoporus of coil component.
Wherein the skeleton 21 of coil 20 is as Fig. 4, Fig. 5, Fig. 6, shown in Figure 7, wherein Fig. 4 is the structural representation of the skeleton of Fig. 2 solenoid valve, Fig. 5 is Fig. 4 skeleton waterproof construction partial schematic diagram partly, and Fig. 6 is the right elevation of Fig. 4 skeleton, and Fig. 7 is the left view of Fig. 4 skeleton.It is circular that skeleton 21 is substantially, middle space for holding winding, wherein an epitaxial lateral overgrowth is stretched the edge shape portion that is, in order to make coil 20 between the both ends of the surface of skeleton and magnet case 23, also can have insulating material to flow into when the coated insulation material, both ends of the surface at skeleton are respectively arranged with outside lug boss, wherein lug boss is respectively the boss 212 of four roundlet columns in the present embodiment, and boss also can be arranged to 3 in addition; The structure that perhaps also can adopt other is as the hollow cylinder near the integral body at skeleton intermediate throughholes position, or the combination of the part of a hollow cylinder also can reach purpose of the present invention as combination of 2 or 3 circular arcs or the like.As figure, the end face of boss is higher than the skeleton both ends of the surface, and the boss end face is matched with magnet case fitting surface 232, is formed with clearance portion 221 between skeleton both ends of the surface and the magnet case fitting surface 232.Like this, just there has been clearance portion 221, the inflow of insulating material when being beneficial to coat between the fitting surface 232 of two end faces 210 of skeleton 21 and magnet case.Can merge better and seal between insulating material and the skeleton when coating in order to make, in the present embodiment, the outside at two end faces of skeleton is provided with a waterproof construction respectively, particularly, waterproof construction comprises that waterproof recess 211 and cross section are the jut 213 of sharp shape, when the coated insulation material, the insulating material of high temperature can flow into waterproof recess 211 and the sharp shape of jut 213 is partly merged with the insulating material of high temperature the part mutually, thereby can reach insulation and good waterproof effect well.For insulation and the water-proof performance that makes whole magnet case and skeleton improves, waterproof recess 211 and jut 213 are to be the roughly enclosed construction of ring-type in the present embodiment.
In order to make insulating property better, can also several waterproof constructions be set at two end faces of skeleton more, in figure, one side also is provided with a waterproof construction 214 at the relative center of skeleton end face; Certainly can also also can have more than 3 at other position, the insulative water-proof performance can be better when a plurality of but be provided with, but can bring certain influence to manufacture cost.
In addition, in order to make magnet case when coating outside insulating material and between the skeleton location preferably can be arranged, on a wherein end face of skeleton, also be provided with a positioning part 215, the positioning part roughly is thin-and-long in the present embodiment, in addition, the positioning part also can be divided into the positioning part of the combination shape of a plurality of somes compositions; And positioning part 215 is positioned at the relative inner of waterproof construction in the present embodiment.
Fig. 8 is the structural representation before the coil encapsulated layer of Fig. 2 solenoid valve coats, and Fig. 9 is the structural representation of a kind of mode of execution of the grounding insert-pin parts among Fig. 8, and Figure 10 is the structural representation of Fig. 2 solenoid valve after the coil encapsulated layer coats.As shown in the figure, coil 20 comprises skeleton 21, is wound on the enameled cable winding 24 of annular space on the described skeleton, enameled cable winding 24 is drawn by two inserted sheets, coil is after skeleton coiling enameled cable winding is finished and enameled cable the end of a thread connected inserted sheet in addition, refill and join magnet case 23, then the grounding insert-pin parts 25 that are connected with magnet case by welding or crimping connection.In the present embodiment, grounding insert-pin parts 25 comprise a fixed hole 252, and forming soldering point 251 conducting that is connected with magnet case 23 by welding at fixed hole 252 and magnet case 23, grounding insert-pin parts 25 and magnet case 23 also can adopt the mode of crimping in addition; And then installing coating encapsulated layer 26 on the coil component of magnet case, encapsulated layer 26 makes coating be full of clearance portion 221 when coating, increase the thickness and the length of watertight insulation like this, and coating can effectively be combined with skeleton, thereby anti-sealing slowly infiltrates along the junction plane of magnet case and skeleton, to reach the purpose that improves waterproof.Coil 20 assembles mutually with valve body 30 and fixes by bolt member 40 then.
The assembly process of coil 20 simply is described below:
1, makes skeleton, be provided with waterproof construction and lug boss in the skeleton both ends of the surface;
2, coil winding: coiling enameled cable winding on skeleton;
3, press-fit two power supply inserted sheets, and two the end of a thread of enameled cable reliably are connected with two power supply inserted sheets as welding;
4, dress magnet case: winding that welds and magnet case are assembled;
5, the grounding insert-pin parts are riveted or are welded on the magnet case;
6, the coil winding parts that assemble are carried out coating and injection moulding.
Among the present invention the structure of valve body 30 compared with prior art the structure of static iron core 31 distinguish to some extent, other structure is similar substantially, no longer repeats here.
The described content of this specification embodiment is just enumerated the typical case that the present invention conceives way of realization, and protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, comprises other similar form yet.The various orientation of being mentioned in this specification in addition such as inside and outside, upper and lower are just quoted for convenience of description, should not be considered limitation of the present invention.
Claims (10)
1. solenoid valve, comprise coil (20) and valve body (30), described coil (20) comprises magnet case (23), skeleton (21) and be wound on enameled cable winding (24) on the described skeleton (21), described coil (20) also comprises coating described magnet case (23), the encapsulated layer (26) of skeleton (21) and enameled cable winding (24), the both ends of the surface that it is characterized in that the close described magnet case (23) of described skeleton (21) are respectively arranged with lug boss, the fitting surface towards coil rack of the end face of described lug boss and magnet case (23) (232) is inconsistent and locate, thereby the clearance portion (221) between the both ends of the surface of formation skeleton (21) and the fitting surface towards coil rack (232) of magnet case (23), described clearance portion (221) is filled by described encapsulated layer (26).
2. solenoid valve according to claim 1, it is characterized in that: the both ends of the surface of the close described magnet case (23) of described skeleton (21) also are respectively arranged with at least one group of waterproof construction, described waterproof construction is arranged on the position of relative biased outward of the both ends of the surface of described skeleton (21), and described encapsulated layer (26) covers described waterproof construction and is coated on the both ends of the surface of described skeleton (21).
3. solenoid valve according to claim 2 is characterized in that: described waterproof construction forms along the enclosed construction of the both ends of the surface of described skeleton.
4. solenoid valve according to claim 2, it is characterized in that: described waterproof construction comprises waterproof recess (211) and at described waterproof recess (211) jut that is sharp shape (213) on every side, described waterproof recess (211) and jut (213) all form the structure of a sealing.
5. according to the wherein arbitrary described solenoid valve of claim 1-4, it is characterized in that: described lug boss is a plurality of boss that are arranged on two end faces of close described magnet case of described skeleton, and the fitting surface of the end face of described boss and described magnet case (23) is inconsistent.
6. solenoid valve according to claim 5 is characterized in that: described boss is respectively more than three or four.
7. according to the wherein arbitrary described solenoid valve of claim 1-4, it is characterized in that: described magnet case (23) comprises first plate-like portion (233) near the static iron core (31) of described valve body (30), described first plate-like portion (233) is provided with a through hole (231), the through hole (231) of described first plate-like portion (233) is less than the endoporus of the skeleton (21) of described coil (20), and the fitting surface (232) of described first plate-like portion (233) is inconsistent and locate with the upper-end surface (311) of the static iron core (31) of described valve body (30).
8. solenoid valve according to claim 7, it is characterized in that: described magnet case (23) also comprises second plate-like portion (234) relative with described first plate-like portion (233), described second plate-like portion (234) is provided with a through hole (235), and the internal diameter of the through hole (235) of described second plate-like portion (234) be described first plate-like portion (233) through hole (231) 1.2-4 doubly.
9. solenoid valve according to claim 7, it is characterized in that: described coil (20) is fixing by bolt member (40) with described valve body (30), the static iron core (31) of described valve body (30) is provided with tapped hole (312), and described bolt member (40) matches with the tapped hole (312) of described static iron core (31) by the through hole (231) of first plate-like portion (233) of described magnet case (23).
10. according to the wherein arbitrary described solenoid valve of claim 1-4, it is characterized in that: described coil (20) also comprises grounding insert-pin parts (25), and described grounding insert-pin parts (25) fix by welding or crimping with described magnet case (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010192685.6A CN102261508B (en) | 2010-05-27 | 2010-05-27 | Electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010192685.6A CN102261508B (en) | 2010-05-27 | 2010-05-27 | Electromagnetic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102261508A true CN102261508A (en) | 2011-11-30 |
| CN102261508B CN102261508B (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010192685.6A Active CN102261508B (en) | 2010-05-27 | 2010-05-27 | Electromagnetic valve |
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| CN (1) | CN102261508B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174551A (en) * | 2013-03-28 | 2013-06-26 | 无锡隆盛科技股份有限公司 | Built-in coil structure of motor-driven exhaust gas recirculation (EGR) valve of gasoline engine |
| CN103185162A (en) * | 2011-12-29 | 2013-07-03 | 浙江三花股份有限公司 | Solenoid valve as well as manufacturing method thereof and bolt assembly |
| CN103899823A (en) * | 2012-12-27 | 2014-07-02 | 浙江三花股份有限公司 | Electromagnetic valve and connector thereof |
| CN104132177A (en) * | 2014-07-23 | 2014-11-05 | 成都气海机电制造有限公司 | Miniature solenoid valve |
| CN105202251A (en) * | 2015-10-23 | 2015-12-30 | 宁波星宇国均汽车电磁阀有限公司 | Two-position three-way switch electromagnetic valve |
| CN103899823B (en) * | 2012-12-27 | 2016-11-30 | 浙江三花股份有限公司 | A kind of electromagnetic valve and adapter thereof |
| CN108847330A (en) * | 2018-09-06 | 2018-11-20 | 苏州胜璟电磁科技有限公司 | A kind of electromagnet coil skeleton |
| CN109973705A (en) * | 2017-12-27 | 2019-07-05 | 浙江三花汽车零部件有限公司 | Solenoid valve |
| CN110555253A (en) * | 2019-08-26 | 2019-12-10 | 华南理工大学 | method for calculating temperature rise of solenoid valve coil in automobile braking system |
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| JPS59222687A (en) * | 1983-06-01 | 1984-12-14 | Nippon Denso Co Ltd | Solenoid valve and manufacturing method thereof |
| JPS6154571U (en) * | 1984-08-30 | 1986-04-12 | ||
| JPS61117211U (en) * | 1984-12-29 | 1986-07-24 | ||
| CN2791413Y (en) * | 2004-12-14 | 2006-06-28 | 浙江三花制冷集团有限公司 | Frame of electromagnetic coil |
| CN201284863Y (en) * | 2008-11-06 | 2009-08-05 | 浙江鸿森机械有限公司 | Solenoid valve for refrigerating device |
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2010
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Patent Citations (5)
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| JPS59222687A (en) * | 1983-06-01 | 1984-12-14 | Nippon Denso Co Ltd | Solenoid valve and manufacturing method thereof |
| JPS6154571U (en) * | 1984-08-30 | 1986-04-12 | ||
| JPS61117211U (en) * | 1984-12-29 | 1986-07-24 | ||
| CN2791413Y (en) * | 2004-12-14 | 2006-06-28 | 浙江三花制冷集团有限公司 | Frame of electromagnetic coil |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185162A (en) * | 2011-12-29 | 2013-07-03 | 浙江三花股份有限公司 | Solenoid valve as well as manufacturing method thereof and bolt assembly |
| CN103185162B (en) * | 2011-12-29 | 2016-07-06 | 浙江三花股份有限公司 | Electromagnetic valve and manufacture method thereof and screw assembly |
| CN103899823A (en) * | 2012-12-27 | 2014-07-02 | 浙江三花股份有限公司 | Electromagnetic valve and connector thereof |
| CN103899823B (en) * | 2012-12-27 | 2016-11-30 | 浙江三花股份有限公司 | A kind of electromagnetic valve and adapter thereof |
| CN103174551A (en) * | 2013-03-28 | 2013-06-26 | 无锡隆盛科技股份有限公司 | Built-in coil structure of motor-driven exhaust gas recirculation (EGR) valve of gasoline engine |
| CN104132177A (en) * | 2014-07-23 | 2014-11-05 | 成都气海机电制造有限公司 | Miniature solenoid valve |
| CN105202251A (en) * | 2015-10-23 | 2015-12-30 | 宁波星宇国均汽车电磁阀有限公司 | Two-position three-way switch electromagnetic valve |
| CN109973705A (en) * | 2017-12-27 | 2019-07-05 | 浙江三花汽车零部件有限公司 | Solenoid valve |
| CN109973705B (en) * | 2017-12-27 | 2021-03-09 | 浙江三花汽车零部件有限公司 | Electromagnetic valve |
| CN108847330A (en) * | 2018-09-06 | 2018-11-20 | 苏州胜璟电磁科技有限公司 | A kind of electromagnet coil skeleton |
| CN108847330B (en) * | 2018-09-06 | 2024-05-31 | 卡尔马斯特(肇庆)电子有限公司 | Electromagnet coil skeleton |
| CN110555253A (en) * | 2019-08-26 | 2019-12-10 | 华南理工大学 | method for calculating temperature rise of solenoid valve coil in automobile braking system |
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|---|---|
| CN102261508B (en) | 2015-03-04 |
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Effective date of registration: 20160805 Address after: 312500 Xinchang, Zhejiang province Qixing street under the village of Liquan Patentee after: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. Address before: 312500 Liquan village of Zhejiang County in Xinchang Province town under Patentee before: ZHEJIANG SANHUA Co.,Ltd. |
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Effective date of registration: 20220818 Address after: 312500 Daming new area, Zhejiang Xinchang Economic Development Zone, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Sanhua Commercial Refrigeration Co.,Ltd. Address before: 312500 xialiquan village, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. |
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