CN208136533U - A kind of single-chamber rotary drum washing machine - Google Patents
A kind of single-chamber rotary drum washing machine Download PDFInfo
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- CN208136533U CN208136533U CN201721505733.6U CN201721505733U CN208136533U CN 208136533 U CN208136533 U CN 208136533U CN 201721505733 U CN201721505733 U CN 201721505733U CN 208136533 U CN208136533 U CN 208136533U
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- washing machine
- rotary drum
- drum washing
- impeller
- fixed plate
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Abstract
The utility model provides a kind of single-chamber rotary drum washing machine, only one washing cavities of the rotary drum washing machine, lower impeller and drainage hole is arranged in washing cavities bottom, rotary drum washing machine is additionally provided with volume adjusting means and clothing inlet/outlet, and the volume adjusting means include upper impeller fixed plate, elevating mechanism and height controller, wherein, the edge of upper impeller fixed plate and washing cavity wall cooperation, upper driving motor is arranged in top, and upper impeller is arranged in lower section, and upper impeller is driven by upper driving motor；Upper impeller fixed plate is connect by elevating mechanism with single-chamber rotary drum washing machine top；Height controller can drive upper ripple wheel fixed plate to be moved to impeller and liquid level contact condition for controlling elevating mechanism movement, elevating mechanism；The side wall setting clothing of single-chamber rotary drum washing machine is imported and exported, and clothing imports and exports connection washing cavities；Clothing inlet/outlet can be imported and exported with clothing and is tightly connected.The rotary drum washing machine is provided with two impellers up and down, has the advantages that energy- and time-economizing, high-effective cleansing, low abrasion, antiwind.
Description
Technical field
The utility model belongs to field of home appliance technology, is related to a kind of single-chamber rotary drum washing machine.
Background technique
The main washing machine type sold on the market at present has impeller-type and drum-type, although roller washing machine is with low
Abrasion, antiwind advantage, but power wash is smaller, time-consuming for laundry, and power consumption is big.And rotary drum washing machine power is big, consumption
When it is short, power consumption is small, and model structure is compact, easy to use, it is high to clean rate, but water consumption is big, clothing easily winds twisting, wear rate
Greatly.If designing a washing machine that is moderate, having both impeller and roller advantage, will very have market potential, simultaneously
Energy consumption is reduced, the construction of green energy conservation society is promoted.
It being found in practice, existing rotary drum washing machine mainly includes following three types, i.e. single-chamber washing machine, and single barrel of single-chamber
Washing machine, the double-deck barrel washing machine.
Only one washing cavities of single-chamber washing machine, the bottom setting impeller and drainage hole of washing cavities, realize rinsing and washing,
Waste water is discharged after completed washings, operator takes out clothing and dries；Dismountable dehydration can also be arranged in part single-chamber washing machine
Bucket, after clothes washing, puts the laundry into dehydration barrel after dehydration barrel is mounted on impeller, real by the rotation of impeller
Now it is dehydrated；Single-chamber washing machine function is simple, portable construction, and low production cost is cheap；Such as, duckling XPB50-588 style
Washing machine is a kind of typical single-chamber washing machine, can additionally install dismountable dehydration barrel and realize dehydration.
The structure of single-chamber single container washing machine includes a washing cavities and a dewatering cavity being additionally arranged, and is arranged in dewatering cavity
Dehydration barrel.Such washing machine is also often known as Double-chamber washing machine or two-tub washing machine, such as cygnet TP80-DS905；Clothing
After the completion of washing cavities washing, clothing is taken out from washing cavities, is placed in dewatering cavity and realizes dehydration.
It includes outer barrel and inner barr that the double-deck barrel washing machine, which has, and outer barrel is washing tube, and interior bucket is dehydration barrel, is had on interior bucket side wall
There is dewatering hole.Impeller and drainage hole is arranged in outer barrel bottom, when washing clothing, clothing is placed in interior bucket and realizes washing and takes off
Water.
However these types of washing machine structure faces that water consumption is big, and clothing easily winds twisting, the big problem of wear rate.
Utility model content
The purpose of this utility model is to provide a kind of single-chamber rotary drum washing machines, have energy- and time-economizing, high-effective cleansing, low mill
Damage, antiwind advantage.
The utility model is to be achieved through the following technical solutions：
A kind of single-chamber rotary drum washing machine, described only one washing cavities of single-chamber rotary drum washing machine, under the setting of washing cavities bottom
Impeller and drainage hole, the single-chamber rotary drum washing machine are provided with volume adjusting means and clothing inlet/outlet, the volume adjustment dress
It sets including upper impeller fixed plate, elevating mechanism and height controller, wherein
Upper driving motor is arranged in the edge of upper impeller fixed plate and washing cavity wall cooperation, top, and upper impeller is arranged in lower section,
Upper impeller is driven by upper driving motor；
Upper impeller fixed plate is connect by elevating mechanism with single-chamber rotary drum washing machine top；Height controller rises for controlling
Descending mechanism movement, elevating mechanism can drive upper ripple wheel fixed plate to be moved to impeller and liquid level contact condition；
The side wall setting clothing of single-chamber rotary drum washing machine is imported and exported, and clothing imports and exports connection washing cavities；Clothing inlet/outlet energy
It imports and exports and is tightly connected with clothing.
Preferably, liquid level window is set on the bucket wall of the single-chamber rotary drum washing machine.
Preferably, the liquid level detector of multiple and different height is arranged in washing cavity wall, and liquid level detector detects impeller laundry
Liquid level in machine, and will test result and feed back to height controller, height controller is according to the final liquid level in rotary drum washing machine
Elevating mechanism movement is controlled, elevating mechanism drives upper impeller fixed plate to be moved to impeller and contacts with liquid level.
Preferably, the edge fixed seal ring of upper impeller fixed plate, in realization between impeller fixed plate and washing cavity wall
Sealing.
Preferably, setting driving through-hole in the middle part of upper impeller fixed plate, upper driving motor drive upper impeller by driving through-hole.
Preferably, it is fixed by the bracket driving motor fixed plate above upper impeller fixed plate, upper driving motor is fixed on
In upper driving motor fixed plate；
Heat dissipation grid is set on the side wall at the top of single-chamber rotary drum washing machine, make driving motor fixed plate upper space with
Single-chamber rotary drum washing machine exterior space connection.
Preferably, the elevating mechanism includes at least two guide rails and and the guide rail for being fixed on impeller fixed plate upper side
The two-way screw mechanism for being fixed on rotary drum washing machine top of cooperation, two-way screw mechanism are driven by stepper motor；
It is connected between mutually matched guide rail and two-way screw mechanism by scissor, the lower end of scissor is being led with setting respectively
Two sliding blocks on rail are hinged, and the upper end of scissor and two nuts on two-way screw mechanism are hinged.
Preferably, upper impeller fixed plate upper side fixes two closed slides, and rotary drum washing machine top is corresponding to fix two
The scissor of the two-way screw mechanism of root, connection guide rail and two-way screw structure is vertically arranged.
Preferably, the direction of rotation of upper impeller and lower impeller is opposite.
Preferably, washing chamber inner sidewall has outwardly projecting vertical slots；Upper impeller fixed plate has to match with vertical slots
The convex block of conjunction.
Compared with prior art, the utility model has technical effect beneficial below：
Single-chamber rotary drum washing machine provided by the utility model, is provided with impeller, in this way, the rotary drum washing machine is provided with
Upper and lower two impellers.The rotary drum washing machine can make upper impeller contact with liquid level by elevating mechanism, in this way, adjustable wash
The size of the swept volume of clothing machine；Moreover, upper and lower impeller can independently rotate, especially can be according to different rotation sides
To rotation, Double-spiral forced vortex flow field is formed, is washed with " twisting a towel " mode, greatly promotes clean rate, shortening is washed
The clothing time also avoids clothing winding.
Detailed description of the invention
Fig. 1 is the longitudinal profile structure schematic of the single-chamber rotary drum washing machine of the utility model.
Fig. 2-1 be the utility model volume adjusting means structure front schematic view (do not show two-way screw mechanism and
Height controller).
Fig. 2-2 be the utility model volume adjusting means texture edge schematic diagram (do not show two-way screw mechanism and
Height controller).
Fig. 2-3 is the upper impeller fixed plate and upper driving motor fixed plate schematic top plan view of the utility model.
Wherein：11 be lower driving motor, and 12 be clutch, and 13 be lower impeller, and 21 be vertical slots, and 22 import and export for clothing,
31 be upper impeller, and 32 be upper impeller fixed plate, and 321 be convex block, and 322 be guide rail, and 33 be upper driving motor fixed plate, and 34 be upper
Driving motor, 35 be bracket, and 41 be stepper motor, and 42 be scissor, and 43 be two-way screw mechanism.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing：
Based on existing single-chamber rotary drum washing machine, a height-adjustable upper impeller 31 is added on cylinder top, when work,
Upper and lower double drive impeller can independently rotate, and form Double-spiral forced vortex flow field, washed with " twisting a towel " mode, significantly
The rate of cleaning is promoted, washing time is shortened, also avoids clothing winding.Meanwhile in order to save water, maximize efficiency, upper ripple
Wheel 31 can also carry out the adjusting of height according to washing loads, form a water-filled closing chamber with lower impeller 13, washing cavities cavity wall,
Swept volume real-time, tunable, to achieve the effect that " amount clothing adds water, water-saving power saving ".
Upper and lower two impellers are driven by two driving motors independent respectively, rather than a motor is used to pass through
Transmission device drives two impellers simultaneously.Under double drive mode, upper impeller 31 and lower impeller 13 are turned on the contrary, double helix can be formed
Clothing is washed with " twisting a towel " mode in type whirlpool flow field, avoids clothing from winding while promoting the rate of cleaning.Differential is washed
It washs under mode, the revolving speed of impeller 31 and lower impeller 13 can be respectively set, to meet the personalized washing need of variety classes clothing
It asks.It also can choose unicast wheel washing mode, synchronous washing mode etc. simultaneously, which can provide various modes and meet different use
The demand at family.
Embodiment 1
As shown in Figure 1, washing machine is by shell, upper impeller 31, lower impeller 13, elevating mechanism, upper driving motor 34, lower driving
The part such as motor 11 forms, and lower driving motor 11 controls the rotation of lower impeller 13 by clutch 12.
The washing machine uses elevating mechanism of the 42 formula elevating mechanism of scissor as upper impeller 31, and elevating mechanism is mainly by stepping
Motor 41, two-way screw mechanism 43 and scissor 42 form.The hinged sliding block in the lower end of scissor 42, sliding block are embedded in upper impeller fixed plate 32
On guide rail 322 in, the upper end of scissor 42 is then hinged with the nut of two-way lead screw, and two-way lead screw is then driven by stepper motor 41,
Be fixed on nut on lead screw then can opposite or counter motion, and then drive the folding of scissor 42, it is final to realize upper impeller 31
The function of position-adjustable.
It can be arranged with upper 31 synchronizing moving of impeller, upper 31 driving motor of impeller in upper ripple to guarantee upper 31 motor of impeller also
It takes turns in fixed plate 32；Or upper 31 driving motor of impeller is arranged in upper 31 driving motor fixed plate of impeller, upper impeller 31 drives
Motor fixing plate is fixed in impeller fixed plate 32 by bracket 35.
A vertically-mounted column photoelectric sensor is used to experience liquid level, liquid level sensor output on washing cavities side wall
Signal after processed, stepper motor 41 can drive two-way screw mechanism 43 to rotate, to drive opening for 42 mechanism of scissor
It closes, and then completes the position adjustment of upper impeller 31 and its driving motor, realize the function of adjusting height, capacity.
The impeller of opposite direction rotating up and down is set at the top and bottom of the product, clothing can not be added from end cap again, therefore doing washing
Pusher side wall adds clothing inlet/outlet to pick and place clothing, and clothing inlet/outlet can be round window window, and design form is similar to drum-type
Washing machine.Window window is made of special-shaped seal ring and glass window window, special-shaped seal ring be mounted on washing machine shell inside and outside wall it
Between, for preventing cleaning solution from leaking.Special-shaped seal ring and inner walls are cooperated with a steel wire collar, blending bolt fastening.
Using silica gel sealing ring, guarantees the closure in operational process, prevent drainage.Retainer ring and inner wall connecting portion use
Smooth fillet transition is simultaneously wrapped up with soft silica gel, is damaged when preventing clothing from rubbing therewith.
Rotary drum washing machine provided by the utility model has following advantage relative to existing rotary drum washing machine：
(1) it proposes and realizes rotary drum washing machine double drive theory, increase clothing deformation extent, greatly shorten the laundry used time.
(2) washing mode of bionical mankind's " twisting a towel " realizes completely new Double-spiral whirlpool flow field cleaning way, clothing
Clothes are tightened, loosely come decontamination by repetition, guarantee that wear rate and dosage of scour is greatly reduced while the high-detergency of pole.
(3) the monotubular double-impeller washer for designing impeller position-adjustable, breaches conventional washer and adds water and necessarily be greater than
The limitation of fixed gear, swept volume can be adjusted in real time with water and clothing amount, reached and saved detergent, time saving, water-saving, economize on electricity
Effect.
(4) 13 differential washing mode of impeller 31 and lower impeller in setting, solves the single revolving speed of traditional rotary drum washing machine and makes
At washing is uneven and problem that wear of clothes is serious, and meet individual character need of the user when wash variety classes clothing
It asks.
Embodiment 2
A kind of single-chamber rotary drum washing machine, described only one washing cavities of single-chamber rotary drum washing machine, under the setting of washing cavities bottom
Impeller 13 and drainage hole, wherein the single-chamber rotary drum washing machine is provided with volume adjusting means and clothing inlet/outlet, the volume
Regulating device includes upper impeller fixed plate 32, elevating mechanism and height controller, wherein
The edge and washing cavity wall of upper impeller fixed plate 32 cooperate, the upper driving motor 34 of top setting, in the setting of lower section
Impeller 31, upper impeller 31 are driven by upper driving motor 34；
Upper impeller fixed plate 32 is connect by elevating mechanism with single-chamber rotary drum washing machine top；Height controller is for controlling
Elevating mechanism movement, elevating mechanism can drive upper ripple wheel fixed plate 32 to be moved to impeller 31 and liquid level contact condition；
The side wall setting clothing of single-chamber rotary drum washing machine imports and exports 22, and clothing imports and exports 22 connection washing cavities；Clothing disengaging
Men Nengyu clothing inlet and outlet 22 are tightly connected.
Wherein, in a kind of feasible implementation, liquid level window is set on the bucket wall of the single-chamber rotary drum washing machine.Such as
This, user can understand the liquid level in washing cavities according to liquid level window, then control elevator either manually or by height controller
Structure, impeller 31 is to suitable location in adjustment.
Wherein, in a kind of feasible implementation, the liquid level detector of multiple and different height, liquid is arranged in washing cavity wall
Bit detector detects the liquid level in rotary drum washing machine, and will test result and feed back to height controller, and height controller is according to wave
Final Liquid level elevating mechanism movement in wheel washer, elevating mechanism drive upper impeller fixed plate 32 to be moved to impeller 31
It is contacted with liquid level.In this way, washing machine can be with the position of impeller 31 in adjust automatically after Jia Shui.
Wherein, in a kind of feasible implementation, the edge fixed seal ring of upper impeller fixed plate 32, impeller in realization
Sealing between fixed plate 32 and washing cavity wall.In this way, the water in washing cavities is avoided to enter motor.
Wherein, in a kind of feasible implementation, setting driving through-hole, upper driving motor in the middle part of upper impeller fixed plate 32
34 drive upper impeller 31 by driving through-hole.
Wherein, it in a kind of feasible implementation, is fixed above upper impeller fixed plate 32 by bracket 35 and drives electricity
Machine fixed plate 33, upper driving motor 34 are fixed in driving motor fixed plate 33；The side wall at the top of single-chamber rotary drum washing machine
Upper setting heat dissipation grid makes 33 upper space of driving motor fixed plate and single-chamber rotary drum washing machine exterior space connection.In this way,
Even if there is water to accidentally enter upper 32 top of impeller fixed plate, it will not contact and be fixed in driving motor fixed plate 33
Motor；Heat dissipation grid is other than it can radiate, it is ensured that the water energy of 32 top of impeller fixed plate is enough in accident evaporates in time.
Wherein, in a kind of feasible implementation, the elevating mechanism includes being fixed on 32 upper side of impeller fixed plate at least
Two guide rails 322 and the two-way screw mechanism 43 for being fixed on rotary drum washing machine top cooperated with guide rail 322, two-way screw mechanism
43 are driven by stepper motor 41；It is connected between mutually matched guide rail 322 and two-way screw mechanism 43 by scissor 42, scissor
42 lower end is hinged with two sliding blocks being arranged on guide rail 322 respectively, on the upper end of scissor 42 and two-way screw mechanism 43
Two nuts are hinged.
Wherein, in a kind of feasible implementation, upper 32 upper side of impeller fixed plate fixes two closed slides 322,
Rotary drum washing machine top is corresponding to fix two two-way screw mechanisms 43, connects the scissor 42 of guide rail 322 and two-way screw structure
It is vertically arranged.
Wherein, in a kind of feasible implementation, hair is twisted on the contrary, realizing in the direction of rotation of upper impeller 31 and lower impeller 13
The washing of towel formula.
Wherein, in a kind of feasible implementation, washing chamber inner sidewall has outwardly projecting vertical slots 21；Upper impeller
Fixed plate 32 has the convex block 321 matched with vertical slots 21.In this way, vertical protuberance may be implemented to upper impeller fixed plate 32
The limitation of direction of displacement.
Claims (10)
1. lower wave is arranged in a kind of single-chamber rotary drum washing machine, described only one washing cavities of single-chamber rotary drum washing machine, washing cavities bottom
Take turns (13) and drainage hole, which is characterized in that the single-chamber rotary drum washing machine is provided with volume adjusting means and clothing inlet/outlet, institute
Stating volume adjusting means includes upper impeller fixed plate (32), elevating mechanism and height controller, wherein
The edge and washing cavity wall cooperation, top of upper impeller fixed plate (32) are arranged upper driving motor (34), in the setting of lower section
Impeller (31), upper impeller (31) are driven by upper driving motor (34)；
Upper impeller fixed plate (32) is connect by elevating mechanism with single-chamber rotary drum washing machine top；Height controller rises for controlling
Descending mechanism movement, elevating mechanism can drive upper ripple wheel fixed plate (32) to be moved to impeller (31) and liquid level contact condition；
The side wall setting clothing of single-chamber rotary drum washing machine imports and exports (22), and clothing imports and exports (22) connection washing cavities；Clothing disengaging
Men Nengyu clothing is imported and exported (22) and is tightly connected.
2. single-chamber rotary drum washing machine as described in claim 1, which is characterized in that set on the bucket wall of the single-chamber rotary drum washing machine
Set liquid level window.
3. single-chamber rotary drum washing machine as described in claim 1, which is characterized in that multiple and different height are arranged in washing cavity wall
Liquid level detector, liquid level detector detects the liquid level in rotary drum washing machine, and will test result and feed back to height controller, height
Controller is acted according to the final Liquid level elevating mechanism in rotary drum washing machine, and elevating mechanism drives upper impeller fixed plate (32)
Impeller (31) is moved to contact with liquid level.
4. single-chamber rotary drum washing machine as described in claim 1, which is characterized in that the edge fixation of upper impeller fixed plate (32) is close
Seal, the sealing in realization between impeller fixed plate (32) and washing cavity wall.
5. single-chamber rotary drum washing machine as described in claim 1, which is characterized in that setting driving in the middle part of upper impeller fixed plate (32)
Through-hole, upper driving motor (34) drive upper impeller (31) by driving through-hole.
6. single-chamber rotary drum washing machine as described in claim 1, which is characterized in that pass through bracket above upper impeller fixed plate (32)
(35) driving motor fixed plate (33) in fixation, upper driving motor (34) are fixed on driving motor fixed plate (33)；
Heat dissipation grid is set on the side wall at the top of single-chamber rotary drum washing machine, make driving motor fixed plate (33) upper space with
Single-chamber rotary drum washing machine exterior space connection.
7. single-chamber rotary drum washing machine as described in any one of claims 1 to 6, which is characterized in that the elevating mechanism includes solid
It is scheduled at least two guide rails (322) of impeller fixed plate (32) upper side and is washed with the impeller that is fixed on of guide rail (322) cooperation
The two-way screw mechanism (43) on clothing machine top, two-way screw mechanism (43) are driven by stepper motor (41)；
It is connect between mutually matched guide rail (322) and two-way screw mechanism (43) by scissor (42), the lower end of scissor (42)
It is hinged with two sliding blocks of the setting on guide rail (322) respectively, upper end and two on two-way screw mechanism (43) of scissor (42)
A nut is hinged.
8. single-chamber rotary drum washing machine as claimed in claim 7, which is characterized in that upper impeller fixed plate (32) upper side fixes two
Root closed slide (322), rotary drum washing machine top is corresponding to fix two two-way screw mechanisms (43), connection guide rail (322) with
The scissor (42) of two-way screw structure is vertically arranged.
9. single-chamber rotary drum washing machine as claimed in claim 7, which is characterized in that the rotation of upper impeller (31) and lower impeller (13)
It is contrary.
10. single-chamber rotary drum washing machine as claimed in claim 7, which is characterized in that washing chamber inner sidewall has outwardly projecting
Vertical slots (21)；Upper impeller fixed plate (32) has the convex block (321) matched with vertical slots (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505733.6U CN208136533U (en) | 2017-11-13 | 2017-11-13 | A kind of single-chamber rotary drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505733.6U CN208136533U (en) | 2017-11-13 | 2017-11-13 | A kind of single-chamber rotary drum washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208136533U true CN208136533U (en) | 2018-11-23 |
Family
ID=64283725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721505733.6U Expired - Fee Related CN208136533U (en) | 2017-11-13 | 2017-11-13 | A kind of single-chamber rotary drum washing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN208136533U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706679A (en) * | 2019-03-13 | 2019-05-03 | Tcl家用电器（合肥）有限公司 | Double wave wheel assembly and washing machine |
| CN110499622A (en) * | 2019-09-26 | 2019-11-26 | 珠海三鲸科技有限公司 | A kind of laundry bag and laundry bag mounting bracket |
| CN110644178A (en) * | 2019-10-16 | 2020-01-03 | 长虹美菱股份有限公司 | Rotary drum washing machine convenient to clothing of taking |
| CN111254631A (en) * | 2020-03-28 | 2020-06-09 | 郑建 | Three-dimensional double-drum washing machine |
| CN113265846A (en) * | 2021-05-14 | 2021-08-17 | 开平市毛毛虫机械科技有限公司 | Water-saving industrial washing machine |
| CN113445263A (en) * | 2020-03-25 | 2021-09-28 | 无锡小天鹅电器有限公司 | Drum assembly and clothes treatment equipment |
| CN113445262A (en) * | 2020-03-25 | 2021-09-28 | 无锡小天鹅电器有限公司 | Barrel assembly and clothes treatment device with same |
| CN114108251A (en) * | 2021-12-07 | 2022-03-01 | 河北工业大学 | Washing machine drum structure with variable volume, use method thereof and drum washing machine |
-
2017
- 2017-11-13 CN CN201721505733.6U patent/CN208136533U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706679A (en) * | 2019-03-13 | 2019-05-03 | Tcl家用电器（合肥）有限公司 | Double wave wheel assembly and washing machine |
| CN110499622A (en) * | 2019-09-26 | 2019-11-26 | 珠海三鲸科技有限公司 | A kind of laundry bag and laundry bag mounting bracket |
| CN110499622B (en) * | 2019-09-26 | 2024-04-19 | 珠海三鲸科技有限公司 | Washing bag and washing bag installing support |
| CN110644178A (en) * | 2019-10-16 | 2020-01-03 | 长虹美菱股份有限公司 | Rotary drum washing machine convenient to clothing of taking |
| CN113445263A (en) * | 2020-03-25 | 2021-09-28 | 无锡小天鹅电器有限公司 | Drum assembly and clothes treatment equipment |
| CN113445262A (en) * | 2020-03-25 | 2021-09-28 | 无锡小天鹅电器有限公司 | Barrel assembly and clothes treatment device with same |
| CN111254631A (en) * | 2020-03-28 | 2020-06-09 | 郑建 | Three-dimensional double-drum washing machine |
| CN113265846A (en) * | 2021-05-14 | 2021-08-17 | 开平市毛毛虫机械科技有限公司 | Water-saving industrial washing machine |
| CN114108251A (en) * | 2021-12-07 | 2022-03-01 | 河北工业大学 | Washing machine drum structure with variable volume, use method thereof and drum washing machine |
| CN114108251B (en) * | 2021-12-07 | 2024-04-19 | 河北工业大学 | Variable-volume drum structure of washing machine, use method of variable-volume drum structure and drum washing machine |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20201113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |