CN204679144U - Level sensor on level sensor and washing machine - Google Patents
Level sensor on level sensor and washing machine Download PDFInfo
- Publication number
- CN204679144U CN204679144U CN201520439046.3U CN201520439046U CN204679144U CN 204679144 U CN204679144 U CN 204679144U CN 201520439046 U CN201520439046 U CN 201520439046U CN 204679144 U CN204679144 U CN 204679144U
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- level sensor
- breach
- housing
- enameled wire
- magnetic core
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Abstract
The utility model relates to the level sensor on a kind of level sensor and washing machine.This level sensor, comprises housing, magnetic core, enameled wire loop, at least two leading-out terminals and mounting cup; Lower housing portion is provided with hydrodynamic pressure receiving chamber, is provided with diaphragm unit in hydrodynamic pressure receiving chamber; The inner side of housing upper is provided with movable span, and magnetic core is positioned at movable span and junctional membrane chip module, is provided with winding slot outside housing upper; Mounting cup is connected with housing upper, and the two ends lead-in wire of enameled wire loop connects corresponding leading-out terminal respectively; The housing being positioned at winding slot top is respectively equipped with the first breach and the second breach, and the housing upper between the first breach and the leading-out terminal of correspondence is provided with the first locating slot; Housing upper between the second breach and the leading-out terminal of correspondence is provided with the second locating slot.Its novel structure, can effectively prevent enameled wire loop when enameled wire carries out quadric injection mould machine-shaping and, to the damage caused, prevent from reducing broken string risk, stop hidden danger of quality, good stability and long service life.
Description
Technical field
The utility model relates to a kind of level sensor, also relates on a kind of washing machine, for controlling the level sensor of water level of washing machine liquid level.
Background technology
Level sensor is that water level is converted into the sensor of electric signal for sensed water level information by a class.There is a class water level sensor for home appliance at present, it comprises the housing of gas lid and upper shell composition, diaphragm unit, magnetic core, set screw, spring and coil unit, lower housing portion is provided with hydrodynamic pressure receiving chamber, is provided with the diaphragm unit of the activity with the change of pressure in hydrodynamic pressure receiving chamber; Diaphragm is matched with the hole on support by deformable projection, and the inner side of housing upper is provided with can for the movable span of magnetic core activity, and magnetic core is cylindrical and be positioned at movable span also junctional membrane chip module, is provided with winding slot outside housing upper; Leading-out terminal carries out being injection molded into one, in the middle part of enameled wire loop in described winding slot and between described housing and mounting cup with housing; Enameled wire loop two ends lead-in wire is connected on the leading-out terminal of its correspondence, and mounting cup to be buckled on housing and to be formed by connecting by injection molding manner, thus enameled wire, electric capacity is hidden in mounting cup, in order to avoid damage.
As depicted in figs. 1 and 2, existing this level sensor is that leading-out terminal 1200 is fixed on coil former 8010 i.e. above-mentioned housing upper, enameled wire is also in the winding slot of above-mentioned housing on coil former 8010, in enameled wire loop is hidden in, leading-out terminal 1200, enameled wire loop and coil former are carried out quadric injection mould processing by existing level sensor, and namely mounting cup 1100 and housing are formed by connecting by injection molding manner.Because enameled wire is when carrying out quadric injection mould, under the high temperature in injection machine, high pressure, strong stream of plastic, easily damaging the paint film on enameled wire first, making turn-to-turn short circuit; Moreover under strong stream of plastic, make enameled wire wash from former winding position, produce recessive fracture, easily make the frequency signal of output unstable.
Meanwhile, especially on washing machine, due to the level sensor of said structure, there is the above-mentioned easy generation enameled wire recessiveness fracture pointed out during its quadric injection mould, easily make the deficiencies such as the frequency signal instability of output, finally can make washing machine complete machine job insecurity.
Utility model content
First goal of the invention of the present utility model is the level sensor providing a kind of novel structure; this level sensor adopts housing upper to be provided with enameled wire loop lead-in wire breach, locating slot and connection tail end; add outside mounting cup and carry out insulation blocking, to effectively prevent when enameled wire carries out quadric injection mould machine-shaping enameled wire loop to the damage caused.Based on this level sensor, another goal of the invention of the present invention is to provide the level sensor on a kind of washing machine, this level sensor can to effectively prevent when enameled wire carries out quadric injection mould machine-shaping enameled wire loop equally to the damage caused, and induction accurately, result of use is good.
In order to realize above-mentioned first goal of the invention, the utility model have employed following technical scheme:
A kind of level sensor, comprises housing, magnetic core, enameled wire loop, at least two leading-out terminals and mounting cup; Lower housing portion is provided with hydrodynamic pressure receiving chamber, is provided with the diaphragm unit of the activity with the change of pressure in hydrodynamic pressure receiving chamber; The inner side of housing upper is provided with can for the movable span of magnetic core activity, and magnetic core is positioned at movable span and junctional membrane chip module, is provided with winding slot outside housing upper; Leading-out terminal is fixed on the side of described housing upper, and described mounting cup is connected with described housing upper, in the middle part of enameled wire loop in described winding slot and between described housing and mounting cup; The two ends lead-in wire of enameled wire loop connects corresponding leading-out terminal respectively; The housing being positioned at winding slot top is respectively equipped with the first breach for enameled wire lead-in wire inlet wire or outlet and the second breach, the first breach is communicated with winding slot respectively with the second breach; Be positioned at the first locating slot and the second locating slot that to be respectively equipped with above the first breach and the second breach 8022 for the location of enameled wire lead-in wire inlet wire or outlet.
As preferably, housing upper is also provided with the first tail end and the second tail end that connect two corresponding leading-out terminal roots respectively; First locating slot is between the first tail end and the first breach; Second locating slot is between the second tail end and the second breach.
As preferably, housing is connected to form by the upper shell on top and the gas lid outer fringe seal of bottom, and gas lid bottom is provided with hydrodynamic pressure skirt, and hydrodynamic pressure receiving chamber is between the gentle lid of upper shell.
As preferably, described diaphragm unit comprises supporting spring, diaphragm and support, and described supporting spring lower end connects gas lid, and upper end is connected to bottom diaphragm, and support is fixed on diaphragm, and diaphragm connects magnetic core by support.
As preferably, magnetic core is the cylindrical shape of hollow; Described diaphragm is provided with circular mounting groove, and support lower shape mates with described circular mounting groove, and frame upper is provided with the joint pin for connecting magnetic core.
As preferably, described diaphragm unit also comprises spring compressor, pressure spring and plug screw, and described spring compressor bottom is stretched into described magnetic core and connected the joint pin of described support; Plug screw is threaded in described movable span top, and pressure spring is in movable span and be between spring compressor and plug screw.
As preferably, also comprise electric capacity, described electric capacity is arranged on housing side, and described electric capacity connects described leading-out terminal formation LC oscillatory circuit.
As preferably, described joint pin upper end is provided with jack, and described spring compressor lower end is provided with the inserting column with described jack grafting.
As preferably, the first locating slot is positioned at above the first breach; Second locating slot is positioned at above the second breach; Enameled wire lead-in wire top inlet wire successively through the second breach and the first locating slot, and connects the first tail end; The outlet of enameled wire wire lead termination successively through the first breach and the second locating slot, and connects the second tail end.
In order to realize another goal of the invention above-mentioned, the utility model have employed following technical scheme:
A level sensor on washing machine, comprises housing, magnetic core, enameled wire loop, at least two leading-out terminals and mounting cup; Lower housing portion is provided with hydrodynamic pressure receiving chamber, is provided with the diaphragm unit of the activity with the change of pressure in hydrodynamic pressure receiving chamber; The inner side of housing upper is provided with can for the movable span of magnetic core activity, and magnetic core is positioned at movable span and junctional membrane chip module, is provided with winding slot outside housing upper; Leading-out terminal is fixed on the side of described housing upper, and described mounting cup is connected with described housing upper, in the middle part of enameled wire loop in described winding slot and between described housing and mounting cup; The two ends lead-in wire of enameled wire loop connects corresponding leading-out terminal respectively; The housing being positioned at winding slot top is respectively equipped with for the first breach of enameled wire top inlet wire and the second breach for the outlet of enameled wire terminal, and the first breach is communicated with winding slot respectively with the second breach; To go between the first locating slot that top locates for enameled wire at the first breach and being provided with the enameled wire housing upper gone between leading-out terminal corresponding to top; Housing upper between the second breach and the leading-out terminal corresponding with enameled wire wire lead termination is provided with second locating slot of locating for enameled wire wire lead termination; Housing is connected to form by the upper shell on top and the gas lid outer fringe seal of bottom, and gas lid bottom is provided with hydrodynamic pressure skirt, and hydrodynamic pressure receiving chamber is between the gentle lid of upper shell; Described mounting cup is provided with the erecting frame be connected with washing machine inner shell; Described hydrodynamic pressure skirt connects the wireway of sensed water level in washing machine.
Have employed the level sensor of technique scheme, compared with existing level sensor, this level sensor is provided with the winding slot of enameled wire loop on housing, for the first breach of the top lead-in wire lambda line of enameled wire loop, first breach of terminal lead outlet, and on housing, be provided with the first locating slot of enameled wire top lead-in wire and the second locating slot of terminal lead, like this by enameled wire loop directly around in the winding slot of housing, be connected and fixed by said structure and leading-out terminal, again whole parts group entirety is loaded in mounting cup, make in the inner chamber of enameled wire loop between housing and mounting cup, enameled wire loop is protected, also enameled wire loop is made not carry out quadric injection mould processing, thus avoid enameled wire loop and cause its damage and broken string hidden danger of quality through injection moulding, improve the job stability of level sensor, reliability and serviceable life.
Certainly, adopt the level sensor on above-mentioned washing machine, it applies on washing machine, it also avoid equally in manufacture process because injection moulding damages enameled wire loop, reduce broken string risk, stop hidden danger of quality, improve the job stability of washing machine in water lev el control process, reliability and serviceable life, there is same effect.
Accompanying drawing explanation
Fig. 1: the part-structure schematic diagram of prior art middle water level sensor enameled wire winding position;
Fig. 2: the part-structure schematic diagram of prior art middle water level sensor enameled wire loop after quadric injection mould;
Fig. 3: the utility model embodiment middle water level sensor entirety assembling schematic diagram.
Fig. 4: the utility model embodiment middle water level sensor decomposing schematic representation;
The close-up schematic view at A place in Fig. 5: Fig. 4;
Fig. 6: the utility model embodiment middle water level sensor housing structure schematic diagram;
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1: a kind of level sensor as shown in figures 1 to 6, this level sensor comprises housing 8, supporting spring 2, diaphragm 3, magnetic core 5, support 4, spring compressor 6, pressure spring 9, plug screw 10, enameled wire loop 7, three leading-out terminals 12, electric capacity 13 and mounting cups 11.It is the same with level sensor of the prior art, housing 8 is connected to form by the upper shell 8a on top and the gas lid 8b outer fringe seal of bottom, housing 8 bottom is provided with hydrodynamic pressure receiving chamber, gas lid 8b bottom is provided with hydrodynamic pressure skirt 8b1, and hydrodynamic pressure receiving chamber is between upper shell 8a gentle lid 8b.Supporting spring 2, diaphragm 3, support 4, spring compressor 6 and pressure spring 9 form the diaphragm unit of the activity with the change of pressure, and diaphragm unit is arranged in hydrodynamic pressure receiving chamber.The top of housing 8 and the top of upper shell 8a, the upper inner of upper shell 8a is provided with can for the movable span 802 of magnetic core 5 activity.The cylindrical shape of above-mentioned magnetic core 5 in hollow, magnetic core 5 is positioned at movable span 802 and junctional membrane chip module, and magnetic core 5 is servo-actuated with the activity of diaphragm unit.Upper shell 8a upper outside around movable span 802 is provided with winding slot 801, and three leading-out terminals 12 are arranged in parallel and be separately fixed at the side on upper shell 8a top.Above-mentioned mounting cup 11 is connected with upper shell 8a top, and they can be clampings or be detachably connect, and not injection molding manner connects.Above-mentioned electric capacity 12 is arranged on housing 8 side, can be the side of upper shell 8a or the side of gas lid 8b, and electric capacity 12 connects leading-out terminal 12 forms LC oscillatory circuit.
In the middle part of above-mentioned enameled wire loop 7 in described winding slot 801 and between upper shell 8a and mounting cup 11, the two ends lead-in wire of enameled wire loop 7 connects corresponding leading-out terminal 12, i.e. the leading-out terminal 12 of both sides shown in figure respectively.Particularly, in order to the two ends lead-in wire of enameled wire loop 7 is not easily damaged, upper shell 8a top is also provided with the first tail end 1201 and the second tail end 1202 connecting two corresponding leading-out terminal 12 roots respectively.The upper shell 8a being positioned at winding slot 801 top is respectively equipped with the first breach 8021 for the outlet of enameled wire terminal and the second breach 8022, first breach 8021 for enameled wire top inlet wire is communicated with winding slot 801 respectively with the second breach 8022.
The upper shell 8a top be positioned at above the first breach 8021 is provided with the first locating slot 8031 for location, enameled wire lead-in wire top; The upper shell 8a top be positioned at above the second breach 8022 is provided with the second locating slot 8032 for enameled wire wire lead termination location.Enameled wire lead-in wire top inlet wire through the second breach 8021, then is walked around upper shell 8a top and is penetrated the first locating slot 8031, finally connects the first tail end 1201; The outlet of enameled wire wire lead termination through the first breach 8021, intersects with the enameled wire top that go between and walks around upper shell 8a top, then penetrating the second locating slot 8032, finally connection the second tail end 1202.
First locating slot 8031 is positioned at above the first breach 8021, second locating slot 8032 is positioned at above the second breach 8022, and at the first breach 8021 and the first tail end 1201, the upper shell 8a top between the second breach 8022 and the second tail end 1202 is provided with the second locating slot 8032 for enameled wire wire lead termination location.So, by enameled wire loop 7 directly around the winding slot 801 li of upper shell 8a, the two ends lead-in wire of enameled wire loop 7 is undertaken being connected locating by said structure and leading-out terminal 12 to be fixed.
Electric capacity 13 pin is connected with leading-out terminal 12 by the through hole that upper shell is opened, thus forms LC oscillatory circuit.Again the parts entirety of whole upper shell 8a and installation on it is loaded in mounting cup 11; namely enameled wire loop 7 is positioned at the cavity of mounting cup 11 and upper shell 8a edge conjunction formation; thus enameled wire loop 7 is protected; enameled wire loop 7 is made not carry out quadric injection mould processing; and then avoid enameled wire loop 7 and cause its damage and broken string hidden danger of quality through injection moulding, improve the job stability of level sensor, reliability and serviceable life.
Above-mentioned diaphragm unit comprises supporting spring 2, diaphragm 3, support 4, spring compressor 6, pressure spring 9 and plug screw 10, diaphragm 3 is positioned at the middle part of hydrodynamic pressure receiving chamber and air chamber, can be up and down with pressure change, above-mentioned supporting spring 2 lower end connects gas lid 8b, and upper end is connected to bottom diaphragm 3.Middle part on the upside of diaphragm 3 is provided with circular mounting groove 30, and above-mentioned support 4 lower shape mates with circular mounting groove 30, and support 4 top is provided with the joint pin 41 for connecting magnetic core 5.Support 4 bottom is arranged on diaphragm 3, diaphragm 3 connects magnetic core 5 by the joint pin 41 on support 4, because magnetic core 5 is cylindrical, therefore joint pin 41 penetrates in magnetic core 5, its end face axial of joint pin 41 upper end edge is provided with the installing blind of sinking, and spring compressor 6 is positioned at above magnetic core 5, and spring compressor 6 bottom is provided with a columnar part, this columnar part stretches into the installing blind on the joint pin 41 of magnetic core 5 connection bracket 4, thus fixed magnetic core 5.The upper end of spring compressor 6 is as the lower end mount pad of pressure spring 9, and plug screw 10 is threaded in movable span 802 top, and above-mentioned pressure spring 9 is in movable span 802 and be between spring compressor 6 and plug screw 10.Tighten plug screw 10, plug screw 10 lower end can top pressure spring 9, thus can change diaphragm and driven the strength of deformation, and then changes the corresponding relation between water level and signal.
Embodiment 2: the level sensor on a kind of washing machine, comprises all features of above-described embodiment 1, and in addition, the mounting cup 11 shown in the present embodiment is provided with the erecting frame 110 be connected with washing machine inner shell.And hydrodynamic pressure skirt 8b1 becomes air pressure skirt in the present embodiment, and it directly connects the wireway of sensed water level in washing machine.
In use, this level sensor is arranged on washing machine internal housing, when the water level in washing machine drum raises, produce hydraulic pressure, due to closure, this water level changes over hydraulic pressure and then carries out direct incidence relation with air pressure, and therefore washing machine just connects level sensor by wireway; The air pressure of wireway drives diaphragm 3 deformation, thus drive the annex of magnetic core 5 and diaphragm 5 movable together, this movable magnetic core 5 and enameled wire loop induction, the position of magnetic core 5 is directly connected to the inductance value that it changes enameled wire loop 7, thus reach change frequency signal, make the different frequency signal of the computer board identification in washing machine carry out controlling water level height.
Claims (10)
1. a level sensor, comprises housing (8), magnetic core (5), enameled wire loop (7), at least two leading-out terminals (12) and mounting cup (11);
-housing (8) bottom is provided with hydrodynamic pressure receiving chamber, is provided with the diaphragm unit of the activity with the change of pressure in hydrodynamic pressure receiving chamber; The inner side on housing (8) top is provided with the movable span (802) that magnetic core (5) can be supplied movable, magnetic core (5) is positioned at movable span (802) and junctional membrane chip module, and housing (8) upper outside is provided with winding slot (801);
-leading-out terminal (12) is all fixed on the side on described housing (8) top, described mounting cup (11) is connected with described housing (8) top, and enameled wire loop (7) middle part is around being positioned between described housing (8) and mounting cup (11) in described winding slot (801); The two ends lead-in wire of enameled wire loop (7) connects corresponding leading-out terminal (12) respectively; It is characterized in that:
The housing (8) being positioned at winding slot (801) top is respectively equipped with the first breach (8021) for enameled wire lead-in wire inlet wire or outlet and the second breach (8022), the first breach (8021) is communicated with winding slot (801) respectively with the second breach (8022);
Be positioned at the first breach (8021) and the second breach (8022) top and be respectively equipped with first locating slot (8031) of location for enameled wire lead-in wire inlet wire or outlet and the second locating slot (8032).
2. a kind of level sensor according to claim 1, is characterized in that:
Housing (8) top is also provided with the first tail end (1201) and the second tail end (1202) that connect two corresponding leading-out terminal (12) roots respectively; First locating slot (8031) and the first tail end (1201) corresponding, the second locating slot (8032) and the second tail end (1202) corresponding.
3. a kind of level sensor according to claim 1, is characterized in that:
Housing (8) is connected to form by the upper shell (8a) on top and gas lid (8b) outer fringe seal of bottom, gas lid (8b) bottom is provided with hydrodynamic pressure skirt (8b1), and hydrodynamic pressure receiving chamber is positioned between upper shell (8a) gentle lid (8b).
4. a kind of level sensor according to claim 1, is characterized in that:
Described diaphragm unit comprises supporting spring (2), diaphragm (3) and support (4), described supporting spring (2) lower end connects gas lid (8b), upper end is connected to diaphragm (3) bottom, support (4) is fixed on diaphragm (3), and diaphragm (3) connects magnetic core (5) by support (4).
5. a kind of level sensor according to claim 4, is characterized in that:
Magnetic core (5) cylindrical shape in hollow; Described diaphragm (3) is provided with circular mounting groove (30), support (4) lower shape mates with described circular mounting groove (30), and support (4) top is provided with the joint pin (41) for connecting magnetic core (5).
6. a kind of level sensor according to claim 5, it is characterized in that: described diaphragm unit also comprises spring compressor (6), pressure spring (9) and plug screw (10), described spring compressor (6) bottom is stretched into described magnetic core (5) and is connected the joint pin (41) of described support (4); Plug screw (10) is threaded in described movable span (802) top, and pressure spring (9) is positioned at movable span (802) and is between spring compressor (6) and plug screw (10).
7. a kind of level sensor according to claim 1, is characterized in that:
Also comprise electric capacity (12), described electric capacity (12) is arranged on housing (8) side, and described electric capacity (12) connects described leading-out terminal (12) formation LC oscillatory circuit.
8. a kind of level sensor according to claim 6, is characterized in that:
Described joint pin (1) upper end is provided with jack, and described spring compressor (6) lower end is provided with the inserting column with described jack grafting.
9. a kind of level sensor according to claim 2, is characterized in that:
First locating slot (8031) is positioned at the first breach (8021) top; Second locating slot (8032) is positioned at the second breach (8022) top; Enameled wire lead-in wire top inlet wire successively through the second breach (8021) and the first locating slot (8031), and connects the first tail end (1201); The outlet of enameled wire wire lead termination successively through the first breach (8021) and the second locating slot (8032), and connects the second tail end (1202).
10. the level sensor on washing machine, is characterized in that:
Comprise level sensor according to claim 3, described mounting cup (11) is provided with the erecting frame (110) be connected with washing machine inner shell; Described hydrodynamic pressure skirt (8b1) connects the wireway of sensed water level in washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439046.3U CN204679144U (en) | 2015-06-24 | 2015-06-24 | Level sensor on level sensor and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439046.3U CN204679144U (en) | 2015-06-24 | 2015-06-24 | Level sensor on level sensor and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204679144U true CN204679144U (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520439046.3U Expired - Fee Related CN204679144U (en) | 2015-06-24 | 2015-06-24 | Level sensor on level sensor and washing machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017606A (en) * | 2016-07-27 | 2016-10-12 | 神龙电气有限公司 | Compact water level sensor |
| CN106052799A (en) * | 2016-07-27 | 2016-10-26 | 神龙电气有限公司 | High-accuracy water level sensor |
| CN107167215A (en) * | 2017-06-27 | 2017-09-15 | 芜湖乐佳电器有限公司 | Level sensor structure |
| CN108317754A (en) * | 2018-01-29 | 2018-07-24 | 海宁海光信息科技有限公司 | Water level sensor for solar water heater |
| CN108517657A (en) * | 2018-06-14 | 2018-09-11 | 神龙电气有限公司 | Water level sensor |
| CN108642812A (en) * | 2018-04-10 | 2018-10-12 | 青岛海尔洗衣机有限公司 | A kind of novel water level sensor and washing machine |
| CN109253774A (en) * | 2018-10-30 | 2019-01-22 | 合肥齐特电器有限公司 | water level sensor |
-
2015
- 2015-06-24 CN CN201520439046.3U patent/CN204679144U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017606A (en) * | 2016-07-27 | 2016-10-12 | 神龙电气有限公司 | Compact water level sensor |
| CN106052799A (en) * | 2016-07-27 | 2016-10-26 | 神龙电气有限公司 | High-accuracy water level sensor |
| CN107167215A (en) * | 2017-06-27 | 2017-09-15 | 芜湖乐佳电器有限公司 | Level sensor structure |
| CN108317754A (en) * | 2018-01-29 | 2018-07-24 | 海宁海光信息科技有限公司 | Water level sensor for solar water heater |
| CN108642812A (en) * | 2018-04-10 | 2018-10-12 | 青岛海尔洗衣机有限公司 | A kind of novel water level sensor and washing machine |
| CN108642812B (en) * | 2018-04-10 | 2022-04-26 | 佛山市顺德海尔电器有限公司 | Novel water level sensor applied to washing machine |
| CN108517657A (en) * | 2018-06-14 | 2018-09-11 | 神龙电气有限公司 | Water level sensor |
| CN108517657B (en) * | 2018-06-14 | 2023-10-17 | 神龙电气股份有限公司 | Water level sensor |
| CN109253774A (en) * | 2018-10-30 | 2019-01-22 | 合肥齐特电器有限公司 | water level sensor |
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| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 321000 No. 788 Xinhong Road, Qiubin Street, Wucheng District, Jinhua City, Zhejiang Province Patentee after: Zhejiang Hongchang Electrical Appliance Technology Co., Ltd. Address before: 321017 No. 161 Binhong West Road, Jinhua City, Zhejiang Province Patentee before: JINHUA HONGCHANG ELECTRICAL EQUIPMENT CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20210624 |