CN103710939B - A kind of washing machine with self-protecting device - Google Patents
A kind of washing machine with self-protecting device Download PDFInfo
- Publication number
- CN103710939B CN103710939B CN201310730709.2A CN201310730709A CN103710939B CN 103710939 B CN103710939 B CN 103710939B CN 201310730709 A CN201310730709 A CN 201310730709A CN 103710939 B CN103710939 B CN 103710939B
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- China
- Prior art keywords
- driving mechanism
- washing machine
- pressure sensor
- whirligig
- processing unit
- Prior art date
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- 238000005406 washing Methods 0.000 title claims abstract description 59
- 239000003999 initiator Substances 0.000 claims abstract description 29
- 238000004891 communication Methods 0.000 claims abstract description 4
- 230000007423 decrease Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/18—Condition of the laundry, e.g. nature or weight
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
-
- D06F2202/10—
-
- D06F2204/065—
-
- D06F2212/06—
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a kind of washing machine with self-protecting device, comprise: wash bucket, whirligig is provided with bottom it, and pressure sensor is provided with on the rotating shaft of whirligig, interior of rotating shaft is hollow, top is provided with bearing, and pressure sensor is placed on Bearing inner and fixes, and the sensitive surface of pressure sensor is placed in the top of rotating shaft; Driving mechanism, it is arranged on the below of described whirligig, and drives whirligig to rotate; Control device; it is arranged on the upper-cover of washing machine; and be electrically connected with pressure sensor and driving mechanism; this control device comprises soft initiator and central processing unit; soft initiator controls soft start and the soft stop of driving mechanism; central processing unit and soft initiator carry out communication, and receive the signal of telecommunication of pressure sensor, and control the driving power of driving mechanism.Economize energy of the present invention, eliminates the vibration caused when washing machine starts or stops, reduces noise, extend the life-span of washing machine.
Description
Technical field
The present invention relates to a kind of washing machine with self-protecting device.
Background technology
Present washing machine has number of different types, plasma during plasma washing machine work in wash bucket softly washes away the surface of cleaned material, whirligig bottom wash bucket is by clothing whipping to be cleaned, plasma is contacted fully with clothing to be cleaned, the cleaning of short time just can make organic pollution be washed up hill and dale, its degree of cleaning reaches molecule level, water washing adopts running water as cleansing medium, washing powder or liquid detergent is utilized effectively to clean, but, no matter be plasma washing machine or water washing, the number putting into the clothing to be cleaned of washing machine is random, and the driving force of the whirligig of washing machine bottom is constant, when clothing to be cleaned so can be caused less, the waste of the energy, and, whirligig is when starting and stop, certain vibration can be caused to washing machine, noise is large, and reduce the life-span of washing machine.
Summary of the invention
The present invention, according to above-mentioned deficiency, proposes a kind of washing machine having band self-protecting device.
Technical scheme provided by the invention is:
With a washing machine for self-protecting device, comprising:
Wash bucket, whirligig is provided with bottom it, and pressure sensor is provided with on the rotating shaft of whirligig, interior of rotating shaft is hollow, top is provided with bearing, pressure sensor is placed on Bearing inner and fixes, and the sensitive surface of pressure sensor is placed in the top of rotating shaft, for responding to the weight of the clothing to be cleaned that washing machine internal is placed;
Driving mechanism, it is arranged on the below of described whirligig, and drives whirligig to rotate;
Control device; it is arranged on the upper-cover of washing machine; described control device is electrically connected with described pressure sensor and driving mechanism; described control device comprises soft initiator and central processing unit; soft initiator controls soft start and the soft stop of driving mechanism; central processing unit and described soft initiator carry out communication, and receive the signal of telecommunication of described pressure sensor, and control the driving power of described driving mechanism.
Preferably, described with in the washing machine of self-protecting device, the input voltage that described soft initiator controls described driving mechanism rises from 0 according to the speed of setting, when central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is less than 5kg, send a signal to soft initiator, make the voltage of described driving mechanism start from scratch according to setting speed 300r/min rise gradually, until reach the rated voltage of driving mechanism, start terminate; When central processing unit receive the signal of pressure sensor and the weight showing clothing to be cleaned at 5kg ~ 10kg time, send a signal to soft initiator, make the voltage of described driving mechanism start from scratch according to setting speed 250r/min rise gradually, until reach the rated voltage of driving mechanism, start and terminate; When central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is greater than 10kg, send a signal to soft initiator, make the voltage of described driving mechanism start from scratch according to setting speed 200r/min rise gradually, until reach the rated voltage of driving mechanism, start and terminate; Described soft stop is that described soft initiator makes the input voltage of described driving mechanism decline from rated voltage according to the speed of setting, until the voltage of driving mechanism is zero, stops operating.
Preferably; described with in the washing machine of self-protecting device, described central processing unit is also connected with overload protective device and alarm, when the weight of thing to be cleaned has exceeded the maximum load of driving mechanism; central processing unit controls driving mechanism and quits work, simultaneously alarm equipment alarm.
Preferably, described with in the washing machine of self-protecting device, the side of described rotating shaft is provided with logical wire casing, and wire pressure sensor transmitting the signal of telecommunication is electrically connected with central processing unit through logical wire casing.
Preferably, described with in the washing machine of self-protecting device, the inner surface of described whirligig is rough and uneven in surface, and the side of described whirligig is connected with the inner wall sealing of described wash bucket.
Preferably, described with in the washing machine of self-protecting device, described pressure sensor outer cladding overcoat, and fix with described rotation axis seal.
Preferably, described with in the washing machine of self-protecting device, described whirligig, its direction rotated is positive and negative reciprocating motion, and the scope of rotation is-180 ° ~+180 °.
Preferably, described with in the washing machine of self-protecting device, described driving mechanism is motor.
Washing machine with self-protecting device of the present invention, the rotating shaft of whirligig is provided with pressure sensor, and be electrically connected with control device, by sensing the weight of clothing to be cleaned, regulate the driving force of driving mechanism, economize energy, soft initiator is provided with in control device, control soft start or the soft stop of driving mechanism, driving mechanism is slowly started until full voltage runs, when driving mechanism starts or stops, or can not stop suddenly and cause high vibration due to the unexpected startup of driving mechanism, and then bring loosening of the connector of washing machine internal, and then extend the service life of washing machine, reduce noise.In addition; central processing unit is connected with overload protective device and alarm; when the weight of thing to be cleaned has exceeded the scope that driving mechanism can bear; driving mechanism will be closed; and send alarm; avoid driving mechanism overload operation, cause clothes washing to be cleaned unclean, and extend the life-span of washing machine.
Accompanying drawing explanation
Fig. 1 is the flow chart of the washing machine with self-protecting device of the present invention;
Fig. 2 is the structural representation of rotating shaft of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
As shown in Figure 1, the invention provides a kind of washing machine with self-protecting device, comprise: wash bucket, be provided with whirligig bottom it, and be provided with pressure sensor on the rotating shaft of whirligig, interior of rotating shaft is hollow, top is provided with bearing, pressure sensor is placed on Bearing inner and fixes, and the sensitive surface of pressure sensor is placed in the top of rotating shaft, for responding to the weight of the clothing to be cleaned that washing machine internal is placed; Driving mechanism, it is arranged on the below of whirligig, and drives whirligig to rotate; Control device; it is arranged on the upper-cover of washing machine; control device is electrically connected with pressure sensor and driving mechanism; control device comprises soft initiator and central processing unit; soft initiator controls soft start and the soft stop of driving mechanism; central processing unit and soft initiator carry out communication, and receive the signal of telecommunication of pressure sensor, and control the driving power of driving mechanism.
This with in the washing machine of self-protecting device, the input voltage that soft initiator controls driving mechanism rises from 0 according to the speed of setting, when central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is less than 5kg, send a signal to soft initiator, make the voltage of driving mechanism start from scratch according to setting speed 300r/min rise gradually, until reach the rated voltage of driving mechanism, start and terminate; When central processing unit receive the signal of pressure sensor and the weight showing clothing to be cleaned at 5kg ~ 10kg time, send a signal to soft initiator, make the voltage of driving mechanism start from scratch according to setting speed 250r/min rise gradually, until reach the rated voltage of driving mechanism, start and terminate; When central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is greater than 10kg, send a signal to soft initiator, make the voltage of driving mechanism start from scratch according to setting speed 200r/min rise gradually, until reach the rated voltage of driving mechanism, start terminate; Soft stop is that soft initiator makes the input voltage of driving mechanism decline from rated voltage according to the speed of setting, until the voltage of driving mechanism is zero, stops operating.
According to the difference of the weight of clothing to be cleaned; the power that driving mechanism exports is different; when driving mechanism realizes soft start or soft stop; the voltage rise of driving mechanism or the speed difference of decline, when the weight of clothing to be cleaned increases gradually, the load of driving mechanism increases; the power exported increases gradually; the voltage rise of driving mechanism or the speed of decline reduce gradually, achieve level and smooth startup or the shutdown of driving mechanism, reduce the wear rate of driving mechanism driving shaft.
The rotating speed of general washing machine is 1200 turns per minute, high rotating speed washing machine can reach 1800 turns per minute, the rotating speed of small-power washing machine is 300 ~ 400 turns per minute, when the weight of clothing to be cleaned is 5kg, for the load that general washing machine can bear, the voltage of driving mechanism is started from scratch and to be risen gradually according to the speed 300r/min of setting, need 4 minutes, driving mechanism utilizes the time of 4 minutes to reach running status, be conducive to the service life extending driving mechanism, if rotating speed is greater than 300, the time that driving mechanism arrives running status is short, driving mechanism can not be effectively made to carry out prerun, if rotating speed is less than 300, driving mechanism prerun of long duration, be not suitable for user to use.
When the weight of clothing to be cleaned is 7kg, the power output of driving mechanism is large, the voltage of driving mechanism is started from scratch and to be risen gradually according to the speed 250r/min of setting, need 4 minutes 48 seconds, driving mechanism utilizes the time of 4 minutes 48 seconds to reach running status, be conducive to the service life extending driving mechanism, if rotating speed is greater than 250, the time that driving mechanism arrives running status is short, driving mechanism can not be effectively made to carry out prerun, if rotating speed is less than 250, driving mechanism prerun of long duration, is not suitable for user and uses.
When the weight of clothing to be cleaned is 10kg, the power output of driving mechanism is larger, the voltage of driving mechanism is started from scratch and to be risen gradually according to the speed 200r/min of setting, need 6 minutes, the load of driving mechanism is large, driving mechanism difficulty in starting, reduce the speed of voltage from liter above freezing of driving mechanism, what driving mechanism was used is more of a specified duration.
The weight of clothing to be cleaned is sensed according to pressure sensor, the signal transmission sensed by pressure sensor is to central processing unit, central processing unit controls the power of motor, when clothing to be cleaned is few time, central processing unit regulates the power of motor to diminish, motor drives whirligig to rotate, impel the clothing whipping to be cleaned of wash bucket inside, the waste of excess energy can not be caused, economize energy, when clothing to be cleaned is many time, central processing unit regulates the power of motor to become large, motor drives whirligig to rotate, impel the clothing whipping to be cleaned of wash bucket inside, guarantee that clothing to be cleaned can clean up, can not be little because of the driving force of motor, make clothing to be cleaned can not obtain good whipping, cleaning, cause and do not wash clean clearly.
Driving mechanism is motor, soft initiator controls soft start and the soft stop of motor, when electric motor starting time, the input voltage of motor is started from scratch rising, until give motor full voltage, electric motor starting, achieve the level and smooth startup of motor, vibration can not be caused, time motor stops, the input voltage of motor declines from rated voltage, until be zero, motor stops, achieve the level and smooth stopping of motor, high vibration can not be caused due to the unexpected stopping of motor, and then bring loosening of the connector of washing machine internal, therefore the present invention extends the service life of washing machine, reduce noise.In addition, central processing unit is also connected with overload protective device and alarm, when the weight of thing to be cleaned has exceeded the maximum load of driving mechanism; central processing unit controls driving mechanism and quits work; alarm equipment alarm, avoids driving mechanism overload operation, extends the service life of washing machine simultaneously.
The inner surface of whirligig is rough and uneven in surface, and be conducive to cleaning when treating clothing to be cleaned, the friction of clothing and whirligig inner surface, strengthens the cleaning dynamics of clothing to be cleaned.
Pressure sensor outer cladding overcoat, and fix with rotation axis seal, pressure sensor is made to have anti abrasive characteristic, be not easy damaged, pressure sensor and rotation axis seal, can not when cleaning clothing to be cleaned, clothing is twisted in the crack of pressure sensor and rotating shaft, make the effect of clothing under tension to be cleaned, be out of shape or pull bad, pressure sensor and rotating shaft may be made to cause certain damage.
Rotating shaft 1 inside is hollow, and be provided with bearing 3, and the side of rotating shaft 1 is provided with logical wire casing 2, wire pressure sensor transmitting the signal of telecommunication is electrically connected with central processing unit through logical wire casing 2, wherein, bearing 3 is fixed on an end of rotating shaft 1.It is inner that pressure sensor 4 is placed on bearing 3, and it is fixing, the sensitive surface of pressure sensor 4 is placed on the top of rotating shaft 1, can sense the weight of the clothing to be cleaned that plasma washing machine inside is placed, wire pressure sensor 4 transmitting the signal of telecommunication is electrically connected with controller through logical wire casing 2.The direction of the rotation of whirligig is positive and negative reciprocating motion, the scope rotated is-180 ° ~+180 °, the wire that the motion in a rotating shaft direction can not be made like this to cause pressure sensor 4 transmits the signal of telecommunication is wound around, break down, build-up of pressure sensor 4 is malfunctioning, this apparatus structure advantages of simple, easy to use.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. with a washing machine for self-protecting device, it is characterized in that, comprising:
Wash bucket, whirligig is provided with bottom it, and pressure sensor is provided with on the rotating shaft of whirligig, interior of rotating shaft is hollow, top is provided with bearing, pressure sensor is placed on Bearing inner and fixes, and the sensitive surface of pressure sensor is placed in the top of rotating shaft, for responding to the weight of the clothing to be cleaned that washing machine internal is placed;
Driving mechanism, it is arranged on the below of described whirligig, and drives whirligig to rotate;
Control device; it is arranged on the upper-cover of washing machine; described control device is electrically connected with described pressure sensor and driving mechanism; described control device comprises soft initiator and central processing unit; soft initiator controls soft start and the soft stop of driving mechanism; central processing unit and described soft initiator carry out communication, and receive the signal of telecommunication of described pressure sensor, and control the driving power of driving mechanism according to the signal of telecommunication of the pressure sensor received.
2. as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, the input voltage that described soft initiator controls described driving mechanism rises from 0 according to the speed of setting, when central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is less than 5kg, send a signal to soft initiator, the voltage of described driving mechanism is started from scratch rise gradually to impel washing machine rotating speed to increase with the speedup of 300r/min of setting, until reach the rated voltage of driving mechanism, start and terminate; When central processing unit receive the signal of pressure sensor and the weight showing clothing to be cleaned at 5kg ~ 10kg time, send a signal to soft initiator, the voltage of described driving mechanism is started from scratch rise gradually to impel washing machine rotating speed to increase with the speedup of 250r/min of setting, until reach the rated voltage of driving mechanism, start and terminate; When central processing unit receives the signal of pressure sensor and the weight showing clothing to be cleaned is greater than 10kg, send a signal to soft initiator, the voltage of described driving mechanism is started from scratch rise gradually to impel washing machine rotating speed to increase with the speedup of 200r/min of setting, until reach the rated voltage of driving mechanism, start and terminate; Described soft stop is that described soft initiator makes the input voltage of described driving mechanism decline from rated voltage according to the speed of setting, until the voltage of driving mechanism is zero, stops operating.
3. as claimed in claim 1 with the washing machine of self-protecting device; it is characterized in that; described central processing unit is also connected with overload protective device and alarm; when the weight of thing to be cleaned has exceeded the maximum load of driving mechanism; central processing unit controls driving mechanism and quits work, simultaneously alarm equipment alarm.
4. as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, the side of described rotating shaft is provided with logical wire casing, and wire pressure sensor transmitting the signal of telecommunication is electrically connected with central processing unit through logical wire casing.
5., as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, the inner surface of described whirligig is rough and uneven in surface, and the side of described whirligig is connected with the inner wall sealing of described wash bucket.
6., as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, described pressure sensor outer cladding overcoat, and fix with described rotation axis seal.
7. as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, described whirligig, its direction rotated is positive and negative reciprocating motion, and the scope of rotation is-180 ° ~+180 °.
8., as claimed in claim 1 with the washing machine of self-protecting device, it is characterized in that, described driving mechanism is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730709.2A CN103710939B (en) | 2013-12-25 | 2013-12-25 | A kind of washing machine with self-protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730709.2A CN103710939B (en) | 2013-12-25 | 2013-12-25 | A kind of washing machine with self-protecting device |
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| Publication Number | Publication Date |
|---|---|
| CN103710939A CN103710939A (en) | 2014-04-09 |
| CN103710939B true CN103710939B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310730709.2A Active CN103710939B (en) | 2013-12-25 | 2013-12-25 | A kind of washing machine with self-protecting device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970548A (en) * | 2016-06-23 | 2016-09-28 | 安徽金帅洗衣机有限公司 | Dehydration system of washing machine |
| CN109112781B (en) * | 2018-11-01 | 2019-12-20 | 珠海格力电器股份有限公司 | Optimal rotating speed adjusting method and washing machine |
| CN109944023B (en) * | 2019-04-01 | 2021-07-02 | Tcl家用电器（合肥）有限公司 | Washing machine |
| CN112726116B (en) * | 2020-12-23 | 2021-12-21 | 珠海格力电器股份有限公司 | Washing machine and weighing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2422321Y (en) * | 2000-04-17 | 2001-03-07 | 中国敏捷集团有限公司 | Direct-driven washing machine |
| CN1486530A (en) * | 2000-11-20 | 2004-03-31 | Abb股份有限公司 | Rotary machine control |
| CN102957386A (en) * | 2011-08-19 | 2013-03-06 | 凹凸电子（武汉）有限公司 | Operational amplifier for control electric light source and battery management system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8390229B2 (en) * | 2010-11-09 | 2013-03-05 | General Electric Company | Washing machine with improved method of braking to a non-zero speed |
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2013
- 2013-12-25 CN CN201310730709.2A patent/CN103710939B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2422321Y (en) * | 2000-04-17 | 2001-03-07 | 中国敏捷集团有限公司 | Direct-driven washing machine |
| CN1486530A (en) * | 2000-11-20 | 2004-03-31 | Abb股份有限公司 | Rotary machine control |
| CN102957386A (en) * | 2011-08-19 | 2013-03-06 | 凹凸电子（武汉）有限公司 | Operational amplifier for control electric light source and battery management system |
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| CN103710939A (en) | 2014-04-09 |
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Address after: 530200 Yongning, Nanning District, No. eight Jiang Road, No. 75, No. Patentee after: Zhou Qingfen Address before: 530012 the Guangxi Zhuang Autonomous Region Nanning Qingxiu District Zhongshan Road East Patentee before: Zhou Qingfen |
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Address after: 536000 the Guangxi Zhuang Autonomous Region Beihai export processing zone B District A-11 zone 3 standard workshop Patentee after: Zhou Qingfen Address before: 530200 Yongning, Nanning District, No. eight Jiang Road, No. 75, No. Patentee before: Zhou Qingfen |
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Effective date of registration: 20180117 Address after: Nanning City, the Guangxi Zhuang Autonomous Region Qingxiu District Kimpo road 530021 No. 6 Jinhu Dijing No. A-123 Patentee after: Nanning Yuan Zhuo New Energy Technology Co., Ltd. Address before: 536000 the Guangxi Zhuang Autonomous Region Beihai export processing zone B District A-11 zone 3 standard workshop Patentee before: Zhou Qingfen |