CN108866938B - Drum washing machine - Google Patents
Drum washing machine Download PDFInfo
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- CN108866938B CN108866938B CN201710320236.7A CN201710320236A CN108866938B CN 108866938 B CN108866938 B CN 108866938B CN 201710320236 A CN201710320236 A CN 201710320236A CN 108866938 B CN108866938 B CN 108866938B
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- drum
- door
- water inlet
- inner cylinder
- water
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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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
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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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/22—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal axis
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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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
Abstract
The invention provides a drum washing machine, which comprises a machine body, a door body, an inner cylinder, a central rotating shaft and a driving device, wherein the inner cylinder is rotatably arranged in the machine body and contains water in the washing process; the front part of the inner cylinder is provided with a feeding opening for taking and placing clothes, and the door body can be opened/closed and is arranged at the front part of the machine body and corresponds to the feeding opening of the inner cylinder; the input port end of the inner cylinder is in sealing connection with the door body in a relatively rotatable manner; the inner cylinder is in transmission connection with the driving device through a central rotating shaft; the washing machine also comprises a water inlet pipe, wherein a hollow channel is formed in the central rotating shaft, the water inlet pipe is communicated with the hollow channel of the central rotating shaft, and washing inlet water enters the inner barrel through the water inlet pipe through the hollow channel of the central rotating shaft; or the water inlet pipe passes through the hollow channel of the central rotating shaft and is introduced into the inner cylinder, and the washing inlet water directly enters the inner cylinder from the water inlet pipe. The water inlet of the drum washing machine is introduced by the central rotating shaft, the water inlet is not influenced by the rotation of the inner drum, and the drum washing machine has a simple structure and is easy to realize.
Description
Technical Field
The invention relates to the technical field of clothes washing equipment, in particular to a drum washing machine.
Background
In the prior art, a drum washing machine generally comprises an inner drum and an outer drum which are mutually sleeved, wherein the outer drum is sealed and used for containing water, and the inner drum is used for containing clothes and beating and washing the clothes by rotating the inner drum; meanwhile, the inner barrel is provided with dehydration holes, so that water in the outer barrel flows into the inner barrel through the dehydration holes to soak the clothes in the inner barrel, the water in the inner barrel flows out of the outer barrel through the dehydration holes, and moisture on the clothes in the inner barrel is discharged to the outer barrel through the dehydration holes when the inner barrel rotates at a high speed, so that the aim of washing the clothes is fulfilled.
However, because the inner cylinder and the outer cylinder are mutually sleeved, dirt is easily accumulated between the inner cylinder and the outer cylinder in the use process of the washing machine; meanwhile, because the inner drum and the outer drum are mutually sleeved, a user cannot clean the outer wall of the inner drum and the inner wall of the outer drum, so that bacteria in the washing machine are increased, and the washing efficiency of the washing machine and the cleanliness of washed clothes are reduced.
Meanwhile, in the existing washing machine, the outer cylinder is sleeved outside the inner cylinder, and clothes are beaten and washed through the rotation of the inner cylinder in the washing process of the washing machine, so that the washing capacity of the washing machine is based on the inner cylinder, the utilization rate of the internal space of the washing machine is low, and the washing capacity of the washing machine cannot be expanded on the existing basis.
In view of this, how to provide a washing machine, so as to integrate the inner and outer drums, and make the inner drum be a sealed container, which can not only contain water and clothes, but also rotate to beat the clothes for washing; meanwhile, because the washing machine is not provided with the outer cylinder or the outer cylinder and the washing machine shell are integrally arranged, the inner cylinder of the washing machine can be expanded to expand the washing capacity of the washing machine, and the development hotspot is generated.
However, since the inner tub is not only used for containing washing water, but also rotated to beat and clean the clothes in the tub, how to provide a water inlet structure and/or a water discharge structure suitable for the above washing machine becomes a problem to be solved urgently.
The present application is particularly proposed in view of the above technical drawbacks.
Disclosure of Invention
In order to solve the above problems, the present invention provides a drum washing machine, specifically, the following technical solution is adopted:
a drum washing machine comprises a machine body, a door body, an inner drum, a central rotating shaft and a driving device, wherein the inner drum is rotatably arranged in the machine body and contains water in the washing process; the front part of the inner cylinder is provided with a feeding opening for taking and placing clothes, and the door body can be opened/closed and is arranged at the front part of the machine body and corresponds to the feeding opening of the inner cylinder; the input port end of the inner cylinder is in sealing connection with the door body in a relatively rotatable manner; the inner cylinder is in transmission connection with the driving device through a central rotating shaft;
the washing machine also comprises a water inlet pipe, wherein a hollow channel is formed in the central rotating shaft, the water inlet pipe is communicated with the hollow channel of the central rotating shaft, and washing inlet water enters the inner barrel through the water inlet pipe through the hollow channel of the central rotating shaft; or the water inlet pipe passes through the hollow channel of the central rotating shaft and is introduced into the inner cylinder, and the washing inlet water directly enters the inner cylinder from the water inlet pipe.
Further, inside the one end of central pivot stretched into the inner tube, set up water inlet channel on the bobbin base of inner tube, water inlet channel's one end and the hollow channel intercommunication of central pivot, the other end extended to the edge of bobbin base or extended to on the lateral wall of inner tube along the radial of bobbin base.
Furthermore, a plurality of water inlet channels and a water collecting chamber communicated with the water inlet channels are arranged on the bottom of the inner barrel, the water collecting chamber is communicated with the hollow channel of the central rotating shaft, and washing inlet water enters the water collecting chamber through the hollow channel and then is dispersed to the water inlet channels to enter the inner barrel;
preferably, the plurality of water inlet flow channels are uniformly distributed along the circumferential direction of the bottom of the inner cylinder;
further preferably, the water inlet flow passage comprises three water inlet flow passages which are respectively and uniformly distributed along the circumferential direction of the bottom of the inner cylinder.
Furthermore, one end of the central rotating shaft extends out of the driving device, the extending end of the central rotating shaft is rotatably mounted on the communicating piece through a bearing, a communicating channel is formed in the communicating piece, and the water inlet pipe is communicated with the communicating channel of the communicating piece.
Furthermore, the communicating piece is provided with two connecting joints which are communicated with the internal communicating channel, and the two connecting joints are respectively connected with a water inlet pipe of the washing machine and a drainage device of the washing machine.
Furthermore, the machine body is provided with an opening corresponding to the putting-in opening of the inner barrel, the door body comprises an outer door and an inner door, the inner door is rotatably arranged on the outer door, when the door body is closed, the outer door can seal the opening on the machine body, and the inner door is hermetically connected with the inner barrel.
Furthermore, the inner side of the outer door is connected with a shaft body through a damping device, and the inner door is rotatably arranged on the shaft body through a bearing;
a bearing seat is fixed at the center of the outer side of the inner door, and the bearing is installed in the bearing seat and is in interference fit with the shaft body;
preferably, the side wall of the outer door is connected with the side wall of the inner door through an elastic sealing sleeve, one end of the elastic sealing sleeve is fixedly connected with the side wall of the outer door in a sealing manner, and the other end of the elastic sealing sleeve is in sealing contact with the side wall of the inner door;
the outer door, the elastic sealing sleeve and the inner door are enclosed to form a closed cavity, and the damping device, the shaft body, the bearing seat and the bearing are all arranged in the closed cavity.
Furthermore, the door body is also provided with a power device which drives the inner door to move along the axial direction so as to open/close the feeding opening of the inner cylinder;
when washing, the power device drives the inner door to move close to the feeding opening of the inner cylinder and is in sealed connection with the inner cylinder, water is contained in the inner cylinder, and no water exists between the inner cylinder and the outer cylinder;
when dewatering or draining, the power device drives the inner door to be far away from the feeding opening of the inner cylinder, the feeding opening of the inner cylinder is opened, and the washing water in the inner cylinder flows into the outer cylinder and is discharged.
The front end of the outer cylinder is fixed on the inner wall of the machine body, the inner cylinder is rotatably arranged in the outer cylinder, and a water outlet is formed in the wall of the outer cylinder.
The inner cylinder is in transmission connection with the driving device through the central rotating shaft;
the supporting and damping device comprises a supporting frame, a damping hanging spring and a damper, one end of the supporting frame is sleeved on the central rotating shaft and is in supporting connection with the central rotating shaft through a bearing, and the other end of the supporting frame extends to the periphery of the outer barrel and is used for installing the hanging spring and the damper.
The inner drum of the drum washing machine is a non-porous inner drum with no dewatering holes on the drum wall, and when the drum washing machine is used for washing, washing water is contained in the inner drum, and the inner drum rotates to wash clothes. The drum washing machine of the embodiment can eliminate the outer drum, so that the volume of the inner drum is increased and the capacity of the drum washing machine is increased under the condition that the size of the machine body is not changed. In addition, the inner cylinder is filled with water, so that the problem that the outer wall of the inner cylinder and the inner wall of the outer cylinder are easy to store dirt and dirty as the washing water of the existing washing machine enters between the inner cylinder and the outer cylinder and accumulates along with time is solved.
Because the drum washing machine realizes washing by lifting/beating clothes through rotation of the inner drum, the outer drum of the existing drum washing machine mainly has the function of containing water, and the sealing is realized by the sealing connection of the outer drum and the machine body because the outer drum is fixed. The drum washing machine of the invention creatively designs the inner cylinder into the nonporous inner cylinder, and because the inner cylinder is horizontally arranged, the input port end of the inner cylinder is in relative rotary sealing connection with the door body, thereby ensuring the sealing property of the inner cylinder, realizing the water containing function of the inner cylinder, and simultaneously realizing the washing and dewatering functions without influencing the rotation of the inner cylinder.
The inner cylinder of the invention rotates, the water inlet is led into the inner cylinder through the central rotating shaft, the water inlet is not influenced by the rotation of the inner cylinder, the structure is simple, and the realization is easy.
Drawings
FIG. 1 is a front view of a drum washing machine according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of the drum type washing machine according to the embodiment of the present invention shown in FIG. 1;
fig. 3 is a left side view of the drum washing machine according to the embodiment of the present invention.
Reference numerals in the drawings indicate: 1-water box 2-second water inlet pipe 3-shock absorption hanging spring 4-inner cylinder 5-outer cylinder 6-support frame 7-machine body 8-bearing 9-central rotating shaft 10-communicating piece 11-water inlet pipe 12-main drainage pipe 13-drainage valve 14-shock absorber 15-water inlet flow channel 16-water collection chamber 17-bearing seat 18-bearing 19-shaft body 20-inner door 21-outer door 22-bearing 23-elastic sealing sleeve 24-flowmeter.
Detailed Description
A drum washing machine according to the present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1, 2 and 3, the drum washing machine of the present embodiment includes a machine body 7, a door, an inner drum 4, a central rotating shaft 9 and a driving device, wherein the inner drum 4 is rotatably disposed in the machine body 7, and the inner drum 4 contains water during a washing process; the front part of the inner cylinder 4 is provided with a feeding opening for taking and putting clothes, and the door body can be opened/closed and is arranged at the front part of the machine body 7 and corresponds to the feeding opening of the inner cylinder 4; the input port end of the inner cylinder 4 is in sealing connection with the door body in a relatively rotatable manner; the inner cylinder 4 is in transmission connection with a driving device through a central rotating shaft 9.
The inner drum 4 of the drum washing machine of the embodiment is a non-porous inner drum with no dewatering holes on the drum wall, and when washing, washing water is contained in the inner drum 4, and the inner drum 4 rotates to wash clothes. The drum washing machine of the present embodiment can eliminate the outer tub, so that the volume of the inner tub 4 can be increased to increase the capacity of the drum washing machine without changing the size of the machine body. In addition, the inner cylinder 4 is filled with water, so that the problem that the outer wall of the inner cylinder and the inner wall of the outer cylinder are easy to store dirt and dirty as the washing water of the existing washing machine enters between the inner cylinder and the outer cylinder and accumulates along with time is solved.
Because the drum washing machine realizes washing by lifting/beating clothes through the rotation of the inner drum 4, the outer drum of the existing drum washing machine mainly has the function of containing water, and the sealing is realized by the sealing connection of the outer drum and the machine body generally because the outer drum is fixed. The drum washing machine of the embodiment creatively designs the inner barrel 4 into the non-porous inner barrel, and because the inner barrel 4 is horizontally arranged, the throwing port end of the inner barrel 4 is in relative rotary sealing connection with the door body, so that the sealing performance of the inner barrel 4 is ensured, the water containing function of the inner barrel 4 is realized, and the rotation of the inner barrel 4 is not influenced to realize the washing and dewatering functions.
The inner drum 4 of the drum washing machine of the embodiment is used as a water containing drum and a washing drum at the same time, and because the inner drum 4 rotates, the drum washing machine of the embodiment also comprises a water inlet pipe 11 in order to realize water inlet of the inner drum 4, a hollow channel is arranged inside the central rotating shaft 9, the water inlet pipe 11 is communicated with the hollow channel of the central rotating shaft 9, and washing inlet water enters the inner drum 4 through the hollow channel of the central rotating shaft 9 by the water inlet pipe 11; or the water inlet pipe 11 passes through the hollow channel of the central rotating shaft 9 and is introduced into the inner barrel 4, and the washing inlet water directly enters into the inner barrel from the water inlet pipe 11.
The inner cylinder 4 of this embodiment rotates, and the intaking is introduced into the inner cylinder by central pivot 9, and the inner cylinder 4 rotates and can not influence into drainage, and simple structure easily realizes.
As a preferred implementation manner of this embodiment, one end of the central rotating shaft 9 extends into the inner cylinder 4, a water inlet channel 15 is disposed on the bottom of the inner cylinder 4, one end of the water inlet channel 15 is communicated with the hollow channel of the central rotating shaft 9, and the other end extends to the edge of the bottom of the cylinder or extends to the sidewall of the inner cylinder along the radial direction of the bottom of the cylinder.
Further, the bottom of the inner cylinder of this embodiment is provided with a plurality of water inlet channels 15 and a water collecting chamber 16 communicated with the plurality of water inlet channels 15, the water collecting chamber 16 is communicated with the hollow channel of the central rotating shaft 9, and the washing inlet water enters the water collecting chamber 16 through the hollow channel and then is dispersed to each water inlet channel 15 to enter the inner cylinder.
Preferably, the plurality of water inlet channels 15 are uniformly distributed along the circumferential direction of the bottom of the inner cylinder.
Further preferably, the water inlet flow passage 15 includes three water inlet flow passages, which are respectively and uniformly distributed along the circumferential direction of the bottom of the inner cylinder 4.
As a preferable mode of this embodiment, one end of the central rotating shaft 9 extends to the outside of the driving device, the extending end of the central rotating shaft is rotatably mounted on a communicating member 10 through a bearing 8, the communicating member 10 has a communicating channel therein, and the water inlet pipe 11 is communicated with the communicating channel of the communicating member 10.
The drum washing machine of this embodiment can also drain water through the water inlet channel 15 of the central rotating shaft 9, and specifically, the communicating member 10 has two connecting joints which are both communicated with the internal communicating channel, and the two connecting joints are respectively connected with the water inlet pipe 11 of the washing machine and the drainage device of the washing machine.
Specifically, drainage device described in this embodiment includes drain pipe and self priming pump, and the water inlet of self priming pump passes through the drain pipe and is connected with a attach fitting of connecting piece 10, and at dehydration and/or drainage in-process, water collection chamber 16 collects the water in inner tube 4 and discharges under the suction effect of self priming pump. ,
in order to cooperate with the water collecting chamber 16 to collect water during the water discharging process, the end of the inner cylinder 4 opposite to the rear cylinder bottom in the embodiment is a front cylinder cover, the diameter of the front cylinder cover is smaller than that of the rear cylinder bottom, and the side wall of the inner cylinder 4 is arranged from the front cylinder cover to the rear cylinder bottom in an inclined and upward manner.
In order to realize the water collecting effect of the water collecting device, the inner cylinder 4 is rotated in coordination with the rotation of the inner cylinder 4, the washing water is gathered on the surface of the side wall of the inner cylinder 4 under the centrifugal action, and the washing water is gathered from the front cylinder cover to the bottom of the rear cylinder along the inclined side wall of the inner cylinder 4 due to the inclined structure of the side wall and is introduced into the water collecting chamber 16 through the water inlet flow channel 15 arranged at the position.
Therefore, in the dehydration process of the drum washing machine of the embodiment, the water collection and drainage are realized by means of the high-speed rotation of the inner drum 4, the drainage process can be added to the drainage after the washing process, and the drainage is realized by improving the high-speed rotation of the inner drum 4.
As a preferred embodiment of this embodiment, the machine body 7 is provided with an opening corresponding to the feeding opening of the inner cylinder 4, the door body includes an outer door 21 and an inner door 20, the inner door 20 is rotatably mounted on the outer door 21, when the door body is closed, the outer door 21 can seal and close the opening on the machine body, and the inner door 20 is hermetically connected with the inner cylinder.
Since the drum washing machine inevitably causes vibration of the inner tub 4 during operation, the inner tub 4 of the present embodiment is hermetically connected to the door body, and therefore, in consideration of the vibration of the inner tub 4, the inner side of the outer door 21 is connected to a shaft body 19 through a damper, and the inner door 20 is rotatably mounted on the shaft body 19 through a bearing 18.
Specifically, the damping device of the present embodiment includes damping springs and a connecting plate, the damping springs are installed inside the outer door 21, the other ends of the damping springs are connected to the connecting plate, and the connecting plate is fixedly connected to the shaft body 19; a bearing seat 17 is fixed at the outer side center of the inner door 20, and the bearing is installed in the bearing seat 17 and is in interference fit with the shaft body 19.
As a preferred embodiment of this embodiment, the side wall of the outer door 21 is connected with the side wall of the inner door 20 through an elastic sealing sleeve 23, one end of the elastic sealing sleeve 23 is fixedly connected with the side wall of the outer door 21 in a sealing manner, and the other end of the elastic sealing sleeve 23 is in sealing contact with the side wall of the inner door 20; a closed cavity is formed by the outer door 21, the elastic sealing sleeve 23 and the inner door 20 in a surrounding mode, and the damping device, the shaft body 19, the bearing seat 17 and the bearing 18 are all arranged in the closed cavity.
As another drainage method of the drum washing machine of the embodiment, the door body is further provided with a power device for driving the inner door to move along the axial direction so as to open/close the feeding port of the inner drum;
when washing, the power device drives the inner door to move close to the feeding opening of the inner cylinder and is in sealed connection with the inner cylinder, water is contained in the inner cylinder, and no water exists between the inner cylinder and the outer cylinder;
when dewatering or draining, the power device drives the inner door to be far away from the feeding opening of the inner cylinder, the feeding opening of the inner cylinder is opened, and the washing water in the inner cylinder flows into the outer cylinder and is discharged.
The power device can specifically adopt an electromagnetic device, and the inner door 20 can move axially through electromagnetic adsorption.
The water inlet device of this embodiment still includes water box 1, inlet tube 11 and water box 1 intercommunication. The water box 1 of this embodiment is connected second inlet tube 2, and tap is connected to second inlet tube 2 to insert the running water into water box 1 in, set up the flowmeter 24 that is used for detecting the flow on the second inlet tube 2.
As another drainage method of the drum washing machine of the present embodiment, the drum washing machine of the present embodiment further includes an outer cylinder 5, the front end of the outer cylinder 5 is fixed on the inner wall of the machine body 7, the inner cylinder 4 is rotatably disposed in the outer cylinder 5, a drainage port is disposed on the cylinder wall of the outer cylinder 5, the drainage port of the outer cylinder is connected to a main drainage pipe 12, and the main drainage pipe 12 is connected to a drainage valve 13.
The front end of the outer cylinder 5 of this embodiment is fixed on the inner wall of the machine body 7, in order to realize the shock absorption of the inner cylinder 4, the drum washing machine of this embodiment further comprises a supporting and shock absorbing device, the supporting and shock absorbing device comprises a supporting frame 6, a shock absorbing hanging spring 3 and a shock absorber 14, one end of the supporting frame 6 is sleeved on the central rotating shaft 9 and is in supporting connection with the central rotating shaft 9 through a bearing, and the other end of the supporting frame extends to the periphery of the outer cylinder 5 and is used for installing the hanging spring 3 and the shock absorber 14.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. A drum washing machine is characterized by comprising a machine body, a door body, an inner drum, a central rotating shaft and a driving device, wherein the inner drum is rotatably arranged in the machine body and contains water in the washing process; the front part of the inner cylinder is provided with a feeding opening for taking and placing clothes, and the door body can be opened/closed and is arranged at the front part of the machine body and corresponds to the feeding opening of the inner cylinder; the input port end of the inner cylinder is in sealing connection with the door body in a relatively rotatable manner; the inner cylinder is in transmission connection with the driving device through a central rotating shaft;
the washing machine also comprises a water inlet pipe, wherein a hollow channel is formed in the central rotating shaft, the water inlet pipe is communicated with the hollow channel of the central rotating shaft, and washing inlet water enters the inner barrel through the water inlet pipe through the hollow channel of the central rotating shaft; or the water inlet pipe passes through the hollow channel of the central rotating shaft and is introduced into the inner cylinder, and washing inlet water directly enters the inner cylinder from the water inlet pipe;
an opening is formed in the machine body corresponding to the putting-in opening of the inner barrel, the door body comprises an outer door and an inner door, the inner door is rotatably arranged on the outer door, when the door body is closed, the outer door can seal the opening in the machine body, and the inner door is hermetically connected with the inner barrel;
the door body is also provided with a power device which drives the inner door to move along the axial direction so as to open/close the feeding opening of the inner cylinder;
when washing, the power device drives the inner door to move close to the feeding opening of the inner cylinder and is in sealed connection with the inner cylinder, water is contained in the inner cylinder, and no water exists between the inner cylinder and the outer cylinder;
when dewatering or draining, the power device drives the inner door to be far away from the feeding opening of the inner cylinder, the feeding opening of the inner cylinder is opened, and the washing water in the inner cylinder flows into the outer cylinder and is discharged.
2. A drum washing machine according to claim 1, characterized in that one end of the central rotating shaft extends into the inner drum, the bottom of the inner drum is provided with a water inlet channel, one end of the water inlet channel is communicated with the hollow channel of the central rotating shaft, and the other end extends to the edge of the bottom or the side wall of the inner drum along the radial direction of the bottom.
3. A drum washing machine according to claim 2, characterized in that a plurality of water inlet channels and a water collection chamber communicated with the plurality of water inlet channels are arranged on the bottom of the inner drum, the water collection chamber is communicated with the hollow channel of the central rotating shaft, and the washing inlet water enters the water collection chamber through the hollow channel and then is dispersed to the water inlet channels to enter the inner drum.
4. A drum washing machine according to claim 3, characterized in that the plurality of water inlet flow passages are evenly distributed along the circumferential direction of the bottom of the inner drum.
5. A drum washing machine according to claim 3, characterized in that the water inlet flow passage comprises three water inlet flow passages which are uniformly distributed along the circumferential direction of the bottom of the inner drum.
6. A drum washing machine according to any one of claims 1-5, characterized in that one end of the central rotating shaft extends to the outside of the driving device, the extending end of the central rotating shaft is rotatably mounted on a communicating member through a bearing, the communicating member has a communicating passage therein, and the water inlet pipe is communicated with the communicating passage of the communicating member.
7. A drum washing machine according to claim 6, characterized in that the communicating member has two connectors each communicating with the internal communicating passage, the two connectors being connected to the water inlet pipe of the washing machine and the water discharge device of the washing machine, respectively.
8. A drum washing machine according to claim 1, characterized in that the inner side of the outer door is connected with a shaft body through a damping device, and the inner door is rotatably mounted on the shaft body through a bearing;
a bearing seat is fixed at the center of the outer side of the inner door, and the bearing is installed in the bearing seat and in interference fit with the shaft body.
9. A drum washing machine as claimed in claim 8, characterized in that the side wall of the outer door is connected with the side wall of the inner door through an elastic sealing sleeve, one end of the elastic sealing sleeve is fixedly connected with the side wall of the outer door in a sealing way, and the other end of the elastic sealing sleeve is in sealing contact with the side wall of the inner door;
the outer door, the elastic sealing sleeve and the inner door are enclosed to form a closed cavity, and the damping device, the shaft body, the bearing seat and the bearing are all arranged in the closed cavity.
10. A drum washing machine according to any one of claims 1-5 and 8-9, characterized by further comprising an outer drum, wherein the front end of the outer drum is fixed on the inner wall of the machine body, the inner drum is rotatably arranged in the outer drum, and the wall of the outer drum is provided with a water outlet.
11. A drum washing machine according to claim 10, characterized by further comprising a supporting and damping device, wherein the supporting and damping device comprises a support frame, a damping hanging spring and a damper, one end of the support frame is sleeved on the central rotating shaft and is in supporting connection with the central rotating shaft through a bearing, and the other end of the support frame extends to the periphery of the outer cylinder for mounting the hanging spring and the damper.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710320236.7A CN108866938B (en) | 2017-05-09 | 2017-05-09 | Drum washing machine |
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| CN201710320236.7A CN108866938B (en) | 2017-05-09 | 2017-05-09 | Drum washing machine |
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| CN108866938A CN108866938A (en) | 2018-11-23 |
| CN108866938B true CN108866938B (en) | 2021-09-07 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663296B (en) * | 2019-03-07 | 2023-05-12 | 青岛海尔洗涤电器有限公司 | Washing machine and control method thereof |
| CN110306306A (en) * | 2019-07-31 | 2019-10-08 | 佛山市巴苏尼机械有限公司 | The convertible automatic washing and dehydrating integrated machine of one kind and its control method |
| CN112647247A (en) * | 2019-10-12 | 2021-04-13 | 青岛海尔滚筒洗衣机有限公司 | Clothes treatment equipment |
| CN113737470A (en) * | 2020-05-14 | 2021-12-03 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2022218074A1 (en) * | 2021-04-13 | 2022-10-20 | 青岛海尔滚筒洗衣机有限公司 | Clothes treating apparatus |
| CN115897164A (en) * | 2021-08-05 | 2023-04-04 | 青岛海尔滚筒洗衣机有限公司 | Water inlet end cover and inner barrel assembly |
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| CN102080325A (en) * | 2011-01-16 | 2011-06-01 | 任文涛 | Single-drum front loading washing machine |
| EP2886698B1 (en) * | 2013-12-20 | 2016-11-02 | Dongbu Daewoo Electronics Corporation | Washing machine |
| CN104005203A (en) * | 2014-05-21 | 2014-08-27 | 合肥荣事达三洋电器股份有限公司 | Water inlet door seal of roller washing machine |
| CN106381635A (en) * | 2016-10-25 | 2017-02-08 | 无锡小天鹅股份有限公司 | Washing machine |
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Effective date of registration: 20210811 Address after: Room 221, management committee of Sino German ecological park, 2877 Tuanjie Road, Huangdao District, Qingdao, Shandong 266510 Applicant after: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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