CN108221280B - Environment-friendly water-saving washing machine - Google Patents
Environment-friendly water-saving washing machine Download PDFInfo
- Publication number
- CN108221280B CN108221280B CN201710439917.5A CN201710439917A CN108221280B CN 108221280 B CN108221280 B CN 108221280B CN 201710439917 A CN201710439917 A CN 201710439917A CN 108221280 B CN108221280 B CN 108221280B
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- water
- clutch
- washing machine
- shaft sleeve
- washing
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- 238000005406 washing Methods 0.000 title claims abstract description 162
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 355
- 238000007789 sealing Methods 0.000 claims abstract description 51
- 230000007613 environmental effect Effects 0.000 claims abstract description 3
- 230000009467 reduction Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000011796 hollow space material Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 description 21
- 101150114468 TUB1 gene Proteins 0.000 description 17
- 239000004744 fabric Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
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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
- D06F39/083—Liquid discharge or recirculation arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The utility model provides an environmental protection water-saving washing machine, includes the washing bucket, the clutch is installed in outer barrel bottom outside, the top flange circle of clutch upper shaft sleeve stretches out a concentric lasso with last axle sleeve to the lower part, have an annular space between the interior circle of concentric lasso and the excircle of clutch upper shaft sleeve, the gap has been seted up on the top of clutch upper shaft sleeve, concentric bearing and the upper water seal of installing on the clutch mounting panel, lower water seal form the cavity between upper water seal and the lower water seal, set up interior wash port on the clutch mounting panel, interior wash port one side links to each other with the cavity, and the opposite side is connected with water pipe, and water pipe then divide into two ways, and one way is connected with the air chamber cavity of response water level, and one way is connected with the inlet end of drain valve. The invention adopts an integrated design, optimizes the mechanical sealing structure to the output end of the clutch, prolongs the service life, ensures that the structure of the washing machine is more reasonable, has high reliability, and solves the problems of water leakage, blockage and the like of the washing machine in the current market.
Description
Technical Field
The invention relates to the technical field of environment-friendly washing machines with nonporous inner barrels, in particular to an environment-friendly water-saving washing machine.
Background
In order to solve the problems of water saving and secondary pollution of the full-automatic pulsator or drum washing machine, an environment-friendly washing machine is developed in the industry, namely a non-porous washing drum washing machine, for example, the lower part structure of an inner drum of the pulsator washing machine is integrally designed, a circle of water throwing holes are formed in the part, close to a balance ring, of a drum wall, and holes are formed in other parts, water is contained in the inner drum and water is not contained between the inner drum and a box body in the washing process of the washing machine with the structure, so that the problems of water saving and secondary pollution can be solved; the structure is feasible in principle, in practice, during the assembly process, the back-off bowl is arranged at the bottom of the washing tub flange, and the cavity cover is fixed at the inner side of the bottom of the outer tub by screws or welding, so that the coaxiality of the back-off bowl and the upper water seal arranged on the cavity cover is difficult to be ensured, mechanical abrasion is easy to be caused, the lip of the upper water seal is abraded to cause sealing failure, and water leakage, especially a double-power washing machine and a triple-power washing machine, is realized by rotating the washing tub in the washing process, and the leakage is easier to occur. In addition, in the prior art, the inverted bowl structure is cylindrical, the water through holes are limited by the structure, the size is small, and the blocking is easy to cause.
Disclosure of Invention
The invention provides an environment-friendly water-saving washing machine, which solves the problems of water leakage and blockage of the environment-friendly water-saving washing machine in the current market.
The technical scheme of the invention is realized as follows:
The utility model provides an environmental protection water-saving washing machine, includes the washing drum, and shaft sleeve fixed connection on washing drum bottom and the clutch, the clutch is installed in outer barrel bottom outside, and shaft sleeve and impeller shaft pass outer barrel and enter into outer barrel bottom inboard on the clutch, and the side of shaft sleeve stretches out a concentric lasso with last axle sleeve downwards, there is an annular space between the interior circle of concentric lasso and the excircle of shaft sleeve on the clutch, the water gap has been seted up on the top of shaft sleeve on the clutch, concentric bearing and the upper water seal of installing on the clutch mounting panel, lower water seal be configured to sealed concentric lasso, outer barrel and clutch mounting panel, upper water seal and the excircle movable fit of concentric lasso, lower water seal and the excircle movable fit of shaft sleeve on the clutch form the cavity between upper water seal and the lower water seal, cavity one side and annular space UNICOM, the opposite side sets up in outer barrel bottom downside, sets up interior wash port on the clutch mounting panel, interior wash port one side links to each other with the cavity, interior wash port and drain connection structure.
The bottom of the outer barrel of the washing machine is also provided with an outer water drain hole, and the outer water drain hole is connected with a water drain pipe or the outer water drain hole is connected with the water inlet end of the water drain valve.
And a water throwing hole is formed in the top of the washing barrel and close to the balance ring.
The bottom of the washing barrel is fixedly connected with the upper shaft sleeve of the clutch through a flange, and a sealing ring is arranged at the joint for sealing.
The drainage structure comprises a water passing pipeline, one path of the water passing pipeline is connected with the air cavity chamber for sensing the water level, and the other path of the water passing pipeline is connected with the water inlet end of the drainage valve.
The washing barrel body is a cylindrical barrel body, the bottom of the washing barrel and the flange are fixed through one or more of screws, welding and riveting, and sealing is carried out between the two through sealing strips or direct rolling riveting.
More than one water passing port is formed in the top flange of the upper shaft sleeve of the clutch, and the top surface of the upper shaft sleeve of the clutch is arranged in a truncated cone shape.
The height of a cavity formed between the upper water seal and the lower water seal is more than 10 mm.
The effective sectional area of the inner drain hole is equal to the sectional area with the diameter of a circle larger than 25 mm.
The clutch adopted by the washing machine is any one of a common planetary gear speed reduction clutch or a double-power clutch and other types of washing machine clutches, and the designed washing machine is a common pulsator washing machine, a double-power washing machine, a triple-power washing machine or other similar washing machines.
The beneficial effects of the invention are as follows: in order to solve the practical problem, the invention adopts an integrated design to optimize the mechanical sealing structure to the output end of the clutch, so that the clutch has the function of a water passing channel besides the traditional power transmission, and simultaneously, the upper water seal is matched with the outer circle of the concentric ferrule, and the lower water seal is matched with the outer circle of the upper shaft sleeve of the clutch, so that the concentricity is coaxially arranged, the sealing effect of the upper water seal and the outer circle of the upper shaft sleeve of the clutch is ensured, the service life is prolonged, the structure of the washing machine is more reasonable, the reliability is high, and the problems of water leakage, blockage and the like of the washing machine in the market at present are solved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of an environment-friendly water-saving washing machine according to the present invention;
FIG. 2 is a schematic view showing a structure of a washing machine with a water passing device according to the present invention;
FIG. 3 is a schematic view of a water inlet structure of a washing machine according to the present invention;
FIG. 4 is a schematic view of a concentric ring according to the present invention;
FIG. 5 is a schematic view of the water inlet structure assembly according to the present invention;
FIG. 6 is a view showing a structure of the water passing device according to the present invention;
FIG. 7 is a second construction of the water passing device according to the present invention;
FIG. 8 is a third construction of the water passing device according to the present invention;
FIG. 9 is a fourth construction of the water passing apparatus according to the present invention;
FIG. 10 is a schematic view of a transition bowl according to the present disclosure;
FIG. 11 is a schematic view of a flange according to the present disclosure;
FIG. 12 is a schematic view of a flange and concentric ring connection according to the present disclosure;
FIG. 13 is a schematic diagram of a reduction clutch according to the present invention
Wherein: 1. an outer tub; 101. a groove at the bottom of the outer barrel; 2. a balance ring; 3. a water throwing hole; 4. a washing tub; 5. a pulsator; 6. a pulsator shaft; 7. a filtering device; 8. a water passing port; 9. an upper shaft sleeve; 10. a seal ring; 11. a concentric collar; 1101. a concentric collar channel; 1102. a connecting ring; 12. water sealing; 1201. a first lip; 1202. an outer barrel lip; 1202a, a second lip; 1202b, third lips; 1203. a fourth lip; 1204. a water sealing groove is arranged; 13. a cavity; 14. sealing the lower water; 1401. a fifth lip; 15. an inner drain hole; 16. an air chamber cavity; 17. a water passing pipe; 18. a drain valve; 19. a bearing; 20. a clutch mounting plate; 2001. a first support wall; 2002. a second support wall; 2003. a third support wall; 2004. a fourth support wall; 2005. a fifth support wall; 2006. a mounting plate accommodating groove; 21. an outer drain hole; 22. a flange; 2201. a flange horizontal portion; 2202. a flange recess; 2203. a flange first connection portion; 2204. a flange second connection portion; 2205. a flange lateral drain hole; 23. a transition bowl; 2301. lateral water inlet holes of the transition bowl; 24. a cavity upper cover; 2401. a cavity upper cover accommodating groove; 25. a cavity lower cover; 2501. a positioning ring; A. a water passing device; B. and a water inlet structure.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
In the embodiment 1, as shown in fig. 1, the invention discloses an environment-friendly water-saving washing machine, a washing barrel 4 of the washing machine is of a non-porous structure, a circle of water throwing holes 3 are formed in the part, close to a balance ring 2, of the top of the whole washing barrel, a flange 22 is fixedly arranged at the bottom of the washing barrel 4, the washing barrel 4 is fixedly connected with an upper shaft sleeve 9 through the flange 22, a sealing ring 10 is arranged between the washing barrel 4 and the upper shaft sleeve 9 to play a sealing role, a clutch is arranged at the outer side of the bottom of an outer barrel 1, the middle part of the clutch penetrates into the outer barrel, the upper shaft sleeve 9 and a impeller shaft 6 penetrate through the outer barrel 1 and enter the inner side of the bottom of the outer barrel 1, a concentric ring 11 concentric with the upper shaft sleeve extends downwards from the top flange ring of the upper shaft sleeve 9, the concentric ring 11 is a thin-wall ring, an annular space is formed between the inner circle of the concentric ring 11 and the outer circle of the upper shaft sleeve 9, a water passing port 8 is further formed at the top end of the upper shaft sleeve 9, the clutch mounting plate 20 is concentrically provided with a bearing 19, an upper water seal 12 and a lower water seal 14, the upper water seal 12 is configured to seal the concentric sleeve 11, the outer barrel 1 and the clutch mounting plate 20, the lower water seal 14 is configured to seal the upper shaft sleeve 9 and the clutch mounting plate 20, wherein the upper water seal 12 is movably matched with the outer circle of the concentric sleeve 11, the lower water seal 14 is movably matched with the outer circle of the upper shaft sleeve 9 of the clutch, a gap of more than 10 mm is reserved between the two water seals, a cavity 13 is formed, one side of the cavity 13 is communicated with the annular space, the other side of the cavity 13 is arranged at the lower side of the bottom of the outer barrel 1, an inner drain hole 15 is further arranged on the clutch mounting plate 20 and connected with the cavity 13, a water pipeline 17 is arranged at the outer side of the inner drain hole 15, the water pipeline 17 is divided into two paths, one path is connected with the air chamber 16 for sensing the water level, one path is connected with the water inlet end of the drain valve 18.
Preferably, an outer drain hole 21 is further formed in the bottom of the outer tub 1 of the washing machine, and the outer drain hole 21 can be directly connected with a drain pipe or connected with a water inlet end of a drain valve, and then is drained through the drain valve.
The working principle of the invention is as follows: the water level sensor of the washing machine is connected with the air chamber cavity 16 through the pressure pipe, water in the washing barrel 4 of the washing machine is communicated with the air chamber cavity 16 through the water passing port 8, the annular groove, the cavity 13 and the inner water draining hole 15 between the inner circle of the concentric ferrule 11 and the outer circle of the upper shaft sleeve 9 to form a water flow channel, so that the water level sensor can directly sense the water level in the washing barrel through the air chamber cavity 16, water advances in the washing process, directly enters the washing barrel 4, enters the air chamber cavity 16 through the water flow channel, the water level sensor senses the water level in the washing barrel 4, and when the water level reaches the preset water level, the water stops entering a washing state, and the upper water seal 12 is movably matched with the outer circle of the concentric ferrule 11, the lower water seal 14 and the outer circle of the upper shaft sleeve 9, thereby not only playing the role of preventing water leakage, but also playing the role of relative rotation, and playing a good sealing role no matter that the upper shaft sleeve 9 rotates in the washing process; after the washing is finished, the drain valve is opened, water in the washing barrel 4 enters the drain valve 18 through the water flow channel, and is discharged from the drain pipe at the lower end of the drain valve 18, after the water is discharged, the water level sensor senses that the water flow is the empty water level, the washing barrel 4 is dehydrated, the water in the washing barrel 4 moves upwards along the barrel wall under the action of centrifugal force, is thrown into the outer barrel from the water throwing hole at the lower part of the balance ring 2, and is discharged from the outer drain hole 21.
The invention optimizes the mechanical sealing structure to the output end of the clutch based on the traditional water-saving washing machine, so that the clutch has the traditional power transmission function and also plays a role of a water channel, and meanwhile, the upper water seal 12 is matched with the outer circle of the concentric ring, and the lower water seal 14 is coaxially arranged with the outer circle of the upper shaft sleeve of the clutch, so that the concentricity can be ensured, the sealing effect of the clutch is ensured, and the service life is prolonged.
Preferably, the body of the washing tub 4 is a cylindrical tub body, the bottom of the washing tub 4 and the flange 22 can be fixed in various forms such as screws, welding, riveting, etc., and the bottom of the washing tub and the flange are combined by a sealing strip or a direct rolling riveting process, and the sealing is also formed by a sealing strip or a seamless welding mode, so that the connection of the washing tub 4 and the flange is watertight.
Furthermore, the top flange of the upper shaft sleeve 9 is provided with one to a plurality of water passing ports 8, and in order to increase the water passing area of the water passing ports 8, the top surface of the upper shaft sleeve 9 can be designed into a truncated cone.
Furthermore, the top surface of the upper shaft sleeve 9 is provided with a water passing port 8, so that cloth scraps are prevented from entering the water passing pipeline and the water passing pipeline 17 and are difficult to clean, the position of the water passing port 8 is provided with a filtering device 7, the filtering device can be integrated to cover all the water passing ports 8, or each water passing port 8 is provided with a small filtering device, so that most of water passing through the water passing port 8 in the washing barrel 4 is easy to filter, and the cloth scraps are prevented from entering the water passing pipeline and the water passing pipeline 17 and are difficult to clean.
Preferably, the pulsator 5 is mounted on the pulsator shaft 6, the pulsator 5 used in the washing machine is of an all-stainless steel structure or a stainless steel and plastic sleeved structure, the pulsator is connected in a form convenient to disassemble and put, holes and reinforcing ribs are reduced as much as possible in the pulsator 5, and cloth scraps are prevented from being adhered to the pulsator 5, so that the washing is facilitated.
When the impeller 5 is not provided with holes and reinforcing ribs, the filtered cloth scraps are cleaned in a mode of taking out the impeller, and when the water drain holes are formed in the middle of the impeller 5, the filter device is cleaned in a mode of taking out the filter device from the holes in the middle of the impeller, and the filter device is placed back after cleaning.
Further, the effective cross-sectional area of the inner drain hole 15 is equal to a cross-sectional area having a circular diameter greater than 25 mm.
Further, the clutch adopted by the washing machine is a common planetary gear speed reduction clutch, and can also be a double-power clutch and other types of washing machine clutches, and the designed washing machine is a common pulsator washing machine, or a double-power washing machine, a triple-power washing machine and other similar washing machines.
In solving the actual problem, the integrated design is adopted, so that the structure of the washing machine is more reasonable, simple and reliable, and the problems of water leakage, blockage and the like of the washing machine in the current market are solved.
Example 2
In the prior art, the fixing connection between the upper shaft sleeve 9 and the washing tub 4 is either direct integral, or the upper shaft sleeve 9 is directly fixed at the bottom of the washing tub 4, but more, in order to consider the fixing strength, a flange 22 is disposed at the bottom of the washing tub 4, the upper shaft sleeve 9 is fixed with the flange 22, and the fixing parts of the upper shaft sleeve 9 and the flange 22 are generally: the location where the upper bushing 9 and flange 22 are secured is generally at the level of the bottom of the washing tub 4. In this case, in any case, no place is found for the passage of the washing tub 4, unless, as described in the background art: the water through holes are limited by the diameters of the upper shaft sleeve 9 and the flange 22 or the connecting piece, so that the water flowing is not smooth. In the prior art, although there is a recess formed at the bottom of the tub 4, these are designed for other purposes. The most important structural design of the invention is to fix the upper shaft sleeve 9 and the washing tub 4 at a position higher than the bottom of the washing tub 4 or lower than the bottom of the washing tub 4 so that the side surface formed by the height difference has enough water draining and flowing space, and/or the diameter of the fixed connection part of the upper shaft sleeve 9 and the water inlet structure B is smaller than the diameter of the water inlet inner side wall of the water inlet structure B.
Specifically, as shown in fig. 2-5, the invention discloses a washing machine structure, which comprises an outer tub 1, a washing tub 4, a flange 22 and a speed reduction clutch, wherein the washing tub 4 is fixedly connected with an upper shaft sleeve 9, a water passing device A is arranged at the upper part of the speed reduction clutch, the water passing device A refers to a water flowing device arranged below the washing tub 4, no water draining hole is arranged at the lower part of the washing tub 4, washing water in the washing tub 4 flows to a water draining structure of the washing machine by flowing to the water passing device A, the water passing device is communicated with the washing tub 4 through a water inlet structure B, a concentric ring 11 is arranged below the flange 22, a downward connecting ring 1102 is formed on the lower surface in the middle of the concentric ring 11, the fixed position of the washing tub 4 and the upper shaft sleeve 9 is higher than the upper plane of the bottom of the washing tub 4, the water inlet structure forms a lateral water inlet hole above the bottom of the washing tub 4, the lateral water inlet hole is as same as the water passing hole 8, washing water in the washing tub 4 flows to the water draining structure of the washing tub 4, the water flowing device A flows to the water draining structure of the washing tub 4 by flowing to the water draining device is communicated with the water draining hole 1101, a concentric ring 15 is formed between the inner wall of the connecting ring and the upper ring sleeve 9, and a water draining hole 1101 is communicated with a water draining hole 13 is formed in the water draining channel 13.
Preferably, the washing water in the washing tub 4 is fed into the water passing device a through a water feeding structure B, the water feeding structure B comprises a transition bowl 23, and a lateral water inlet 2301 of the transition bowl is arranged on the transition bowl 23.
Example 3
As shown in fig. 2-6, as an embodiment of the present invention, a water passing device a is disclosed, the water passing device a includes a cavity upper cover 24 and a cavity lower cover 25, a cavity upper cover accommodating groove 2401 is provided on the cavity upper cover 24, the cavity upper cover accommodating groove 2401 is configured to position and place an upper water seal 12, the upper water seal 12 and the cavity upper cover 24 are two independent parts, a first lip 1201 is provided on the other side of the upper water seal 12, the first lip 1201 is matched with a connecting ring 1102 provided on the concentric collar 11 in a sliding manner, the concentric collar 11 is fixedly connected with a flange 22, the connecting ring 1102 is formed on the lower surface in the middle of the concentric collar 11, so as to avoid overflow of washing water in the water passing device a, the cavity upper cover 24 is hollow and is connected with the cavity lower cover 25 provided with an inner drain hole 15, the inner drain hole 15 is provided at the lowest position of the water passing device a, a positioning ring 2501 adapted to a speed reducer clutch is provided on the lower surface in the middle of the cavity lower cover 25, the cavity lower cover 2501 is provided with a positioning ring 2501 adapted to the speed reducer, the water passing device can be connected with the water passing device through the water sealing device, the water sealing device is also provided between the water sealing device 1 and the water sealing device is provided with a water sealing device, the water sealing device is provided in the water sealing device is provided with a sealing device, and the water sealing device is adapted to be connected with the water sealing device is provided between the water sealing device 1 and the water sealing device is provided with the water sealing device through the water sealing device, and the water sealing device is provided with the water sealing device is further, and the water sealing device is convenient to be connected with the water sealing device is provided by the water sealing device.
Example 4
As shown in fig. 7, as an embodiment of the present invention, compared with embodiment 3, the cavity upper cover 24 and the upper water seal 12 of the water passing device a shown in fig. 6 are made of plastic materials of the same material, in fig. 7, the upper water seal 12 directly replaces the function of the cavity upper cover 24 in fig. 6, the upper water seal 12 is hollow and is connected with the cavity lower cover 25 provided with the inner drain hole 15, a space of the water passing device cavity 13 is formed between the upper water seal 12 and the cavity lower cover 25, a positioning ring 2501 adapted to the speed reducing clutch is arranged on the lower surface in the middle of the cavity lower cover 25, and the upper water seal 12 and the cavity lower cover 25 are fixed by detachable connection modes such as riveting, bolting, clamping, inserting, bolting, hooking and the like. The difference between this solution and embodiment 2 is that the function of the original upper water seal and the cavity upper cover 24 is directly replaced by the upper water seal 12, the upper water seal 12 is fixed by extrusion through the bottom of the outer tub 1 and the connection ring 1102 of the concentric ring 11, the upper water seal 12 is provided with a first lip 1201 at the sliding sealing position with the connection ring 1102, the first lip 1201 provided on the upper water seal 12 is configured to seal the washing water entering the water passing device a through the water inlet structure B, the water inlet structure B is configured to flow the washing water in the washing tub 4 into the water passing device a, thereby reducing the overflow of the washing water, the upper water seal 12 is provided with an outer tub lip 1202 at the connection position with the bottom lower surface of the outer tub 1, the upper water seal 12 and/or the cavity lower cover 25 of the water passing device a limit the horizontal displacement of the water passing device a through the limit part provided on the clutch mounting plate 20, more preferably, the water passing device a and the limit part on the clutch mounting plate 20 are provided with a fourth lip 1203, the forming and assembling parts of the cavity upper cover 24 are reduced, the water passing device C is provided with a water passing through the water passing device 2, the water passing device 2 and the water passing through the water passing device 2, the water passing device 2 is sealed by the water passing through the water passing device, the water passing device 1 and the water passing through the water passing device mounting plate 20, and the water passing through the seal device 1 and the water passing through the seal device 20, and the water passing through the seal 1 sealing device 20, and the water passing through the seal device 1 and the seal device 20.
Example 5
As shown in fig. 8, as an embodiment of the present invention, compared with embodiment 4, a water passing device is disclosed, by improving the structure of the clutch mounting plate 20, the clutch mounting plate 20 is utilized to realize the function of the cavity lower cover 25, the setting of the cavity lower cover 25 is cancelled, the cavity 13 of the water passing device a is composed of an upper water seal 12, the clutch mounting plate 20, a lower water seal 14 and a speed reducing clutch, wherein the upper water seal 12 is supported and fixed by the bottom of the outer tub 1, the clutch mounting plate 20 and the water inlet structure B, the upper water seal 12 is arranged in a step shape, wherein the inner side of the upper water seal 12 is limited in the horizontal direction by the water inlet structure B, the upper part of the upper water seal 12 is in sliding seal with the connecting ring 1102 of the water inlet structure, the contact position of the upper water seal 12 and the connecting ring 1102 is provided with the first lip 1201, the first lip 1201 is configured to seal the washing water entering the water passing device through the water inlet structure, so as to reduce the overflow of the washing water, the upper water seal 12 is provided with the first lip 1201 at the contact connection with the outer tub 1, the contact connection of the upper water seal 12 with the outer tub 1 is usually the contact connection of the upper water seal 12 with the lower surface/outer surface of the bottom of the outer tub 1, or the contact connection of the upper water seal 12 with the outer tub 1 is also the lateral connection contact of the upper water seal 12, the position of the upper water seal 12 where the first lip 1201 is provided is assembled with the corresponding contact of the outer tub 1, the outer tub 1 is configured to limit the upper water seal 12 in the vertical direction or the horizontal direction, the upper water seal 12 of the water passing device a realizes the positioning, the supporting and the cavity 13 of the water passing device a through the limit part arranged on the speed reducing clutch mounting plate 20, in the embodiment of the invention, the limiting part comprises a first supporting wall 2001, a second supporting wall 2002, a third supporting wall 2003 and a fourth supporting wall 2004, the first supporting wall 2001 is arranged towards the position close to the bottom of the outer barrel 1, the end part of the first supporting wall 2001 is connected with the second supporting wall 2002, the second supporting wall 2002 is configured to support the bottom of the outer barrel 1, preferably, the second supporting wall 2002 is horizontally arranged, the other end of the second supporting wall 2002 is provided with the third supporting wall 2003, the third supporting wall 2003 is arranged towards the direction far from the bottom of the outer barrel 1, the third supporting wall 2003 is configured to limit the horizontal direction of the water passing device A, the vertical section of the first supporting wall 2001, the second supporting wall 2002 and the third supporting wall 2003 is approximately in a shape of a Chinese character 'ji' from one side far from the upper shaft sleeve 9 to one side close to the upper shaft sleeve 9, as some embodiments of the present invention, the first support wall 2001 and the third support wall 2003 are vertically disposed, the other end of the third support wall 2003 is provided with a fourth support wall 2004, the fourth support wall 2004 replaces the lower cavity cover 25 to form a containing space of the cavity 13 with the upper water seal 12, the other end of the fourth support wall 2004 is connected with the fifth support wall 2005, the fifth support wall 2005 is provided with a mounting plate containing groove 2006 at one side near the upper shaft sleeve 9, the height of the mounting plate containing groove 2006 is lower than the upper plane of the fourth connecting wall 2004, the mounting plate containing groove 2006 is configured to be assembled with the lower water seal 14, the lower water seal 14 refers to a sealing member disposed between the upper shaft sleeve 9 and the clutch in the prior art, the other side of the lower water seal 14 is provided with a fifth lip 1401, the fifth lip 1401 is in contact connection with the speed reducing clutch, the inner drain hole 15 is disposed between the third support wall and the mounting plate accommodating groove 2006, preferably, the inner drain hole 15 is disposed at the lowest position of the fourth support wall, the first lip 1201 may include a vertical second lip 1202a and/or a horizontal third lip 1202b, the outer side of the upper water seal 12 performs the horizontal limitation on the upper water seal 12 through the third support wall of the limiting portion, and the upper water seal 12 and the third support wall 2003 are disposed at the contact position with the fourth lip 1203. On the one hand, the arrangement of parts is reduced, at this moment, the water flowing cavity C is directly formed by utilizing the clutch mounting plate 20, the impeller shaft 6, the upper water seal 12 and the lower water seal 14, and the water passing device A is supported and positioned by the connecting ring 1102, the clutch mounting plate 20 and the outer barrel 1, so that the probability of overflow of washing water is reduced, on the other hand, the accommodating space of the water passing device is also improved, and the change of the original structural height of the washing machine due to the assembly of the water passing device is reduced as much as possible.
Or, the junction of cavity upper cover 24 and outer bucket 1 bottom sets up water seal 12, outer bucket 1 bottom below sets up clutch mounting panel 20, set up annular boss on the clutch mounting panel 20, clutch mounting panel 20 supports outer bucket 1 through annular boss on the one hand, on the other hand forms a cavity with cavity upper cover 24 and clutch, and this cavity upper portion is linked together with the inside of water inlet structure B.
Example 6
As shown in fig. 9, as an embodiment of the present invention, a water passing device is disclosed, compared with embodiment 5, an outer tub bottom groove 101 is provided at the end of the outer tub 1 close to the upper water seal 12, the outer tub bottom groove 101 is recessed toward one side close to the washing tub 4, a stepped accommodating space is formed by the bottom of the outer tub 1 and the limit part of the clutch mounting plate 20, the upper water seal 12 of the water passing device a is provided in a stepped shape, the upper water seal 12 is positioned and fixed in cooperation with the outer tub bottom groove 101, and an outer tub lip 1202 is provided at the contact position of the lower surface/outer surface of the bottom of the outer tub 1 and the upper water seal 12; in addition, outer tub bottom recess 101 also be the step form setting, the upper surface of upper water seal 12 also sets up in the below of outer tub bottom recess 101, like this, water installation A is in the space that outer tub 1 bottom and clutch mounting panel 20 formed completely to, clutch mounting panel 20 and outer tub 1 bottom are direct fixed to link to each other, this setting has reduced the axial height of the outer tub of washing machine, improves the connection stability of inner tube when washing and spin-drying, has also improved the stability of washing machine when using, simultaneously, on the other hand has also improved the leakproofness of outer tub bottom and water installation assembly, avoids the overflow of washing water.
Example 7
As shown in fig. 10, as an embodiment of the present invention, the water inlet structure B of the water passing device a is a transition bowl 23, an upper sleeve fixing portion is disposed on the upper sleeve 9, the upper sleeve fixing portion is disposed on the outer side of the upper sleeve of the clutch, the transition bowl 23 is fixedly connected with the flange 22 and the upper sleeve fixing portion, and the position of the transition bowl 23 fixedly connected with the upper sleeve fixing portion is higher than the position of the transition bowl 23 connected with the flange 22, so that an inclined transition bowl lateral water inlet hole is formed on the transition bowl 23
2301, A concentric collar 11 is arranged below the transition bowl 23, a downward connecting ring 1102 is formed on the lower surface in the middle of the concentric collar 11, the outer surface of the connecting ring 1102 is in sliding seal with the first lip 1201 of the water passing device a, a concentric collar channel 1101 is formed between the connecting ring 1102 and the upper shaft sleeve 9, and washing water flows into the concentric collar channel 1101 through the lateral transition bowl lateral water inlet 2301 of the transition bowl 23, and then flows into the cavity 13 of the water passing device a. The arrangement greatly improves the water inlet area of the water inlet structure B of the water passing device A through the inclined transition bowl lateral water inlet 2301 arranged on the transition bowl 23, and improves the circulation efficiency of washing water on the premise of meeting the connection strength of the water passing device A with the flange 22, the washing barrel 4 and the upper shaft sleeve 9, thereby avoiding filings or washings from blocking the water inlet structure of the water passing device in the using process and affecting the normal use of the washing machine; in addition, under the scheme, the contact surface of the connecting ring 1102 and the water passing device A is smaller, so that sealing can be realized through the smaller upper water seal 12, and the possibility of overflow of washing water is reduced.
Example 8
As shown in fig. 11, as an embodiment of the present invention, a flange structure is disclosed, the flange 22 is fixedly connected with the bottom of the washing tub 4, the flange 22 forms a flange groove near the upper shaft sleeve 9, the flange 22 includes a flange horizontal portion 2201 and a flange concave portion 2202, the flange groove is upwards arranged in a direction far away from the outer tub 1, a flange first connecting portion 2203 is formed at the top of the flange groove, the flange first connecting portion 2203 is configured to be fixedly connected with the upper shaft sleeve 9, the washing shaft passes through the flange first connecting portion 2203, the flange 22 forms a flange second connecting portion 2204 near the flange groove, the flange second connecting portion 2204 is formed at the flange horizontal portion 2201, the flange second connecting portion 2204 is configured to be fixedly connected with the concentric collar 11, the height of the flange first connecting portion 2203 is higher than the height of the flange second connecting portion 2204, the flange first connecting portion 2203 forms a height difference with the flange second connecting portion 2204, the water seal is formed between the first connecting portion 2203 and the upper surface of the upper shaft sleeve 2205 and the upper shaft sleeve 1102, the water seal 1102 is formed at the position of the upper shaft sleeve 1102, the water seal 1102 is in contact with the upper surface of the upper shaft sleeve 1101, and the water seal 1102 is formed at the side of the upper surface of the upper shaft sleeve, and the water seal 1102 is in contact with the upper surface of the upper shaft seal 1102, and the water seal 1102 is in the sealing connection, and the water seal 1102 is in the water seal connection is in the water. According to the arrangement, through the change of the flange structure, the water inflow of the water passing device is greatly improved through the arranged flange lateral drain holes on the premise of ensuring the flange connection strength.
Preferably, the flange side drain holes 2205 may be arranged in a right angle, arc, or diagonal shape, and the washing water may be introduced from the side of the flange 22 or from the top and side of the flange 22.
Example 9
As shown in fig. 12, as an embodiment of the present invention, a connection structure of a flange 22 and a concentric ring 11 is disclosed, and compared with embodiment 8, a transition bowl 23 is provided between the flange 22 and the concentric ring 11, and the transition bowl 23 is fixed to the flange 22, the concentric ring 11, and the upper sleeve 9 in the same manner as the water inlet structure B of the water passing device a disclosed in embodiment 7, and in this manner, the flange 22 may be fixed to include only a flange horizontal portion 2201, and a flange second connection portion 2204 connected to the transition bowl 23 and the concentric ring 11 is provided to the flange horizontal portion 2201; the flange 22 may also include both a flange horizontal portion 2201 and a flange recess 2202, wherein the flange recess 2202 and the transition bowl 23 are cooperatively disposed. The arrangement further improves the applicability of the water passing device and the washing machine cylinder body assembly on the premise of improving the water inlet area of the water passing device.
Example 10:
As shown in fig. 13, as an embodiment of the present invention, a speed reducing clutch structure is disclosed, wherein a water passing device a as described in examples 2 to 6 is disposed on the upper side of a clutch mounting plate 20, or a water flowing cavity C of the water passing device a is formed by the upper plane of the clutch mounting plate 20 or the upper plane of the clutch mounting plate 20 and the side plane close to the upper shaft sleeve 9 in the vertical direction, the water passing device a comprises an upper water seal 12 fixed on the speed reducing clutch, a concentric collar 11 is disposed at the bottom of a flange 22, the concentric collar 11 is fixedly connected with the upper shaft sleeve 9, the concentric collar 11 is fixedly connected with the flange 22 or the concentric collar 11 is simultaneously fixedly connected with the upper shaft sleeve 9 and the flange 22, a downward connection ring 1102 is formed on the lower surface in the middle of the concentric collar 11, an upper water seal groove 1204 is formed on the upper surface of the upper water seal 12, the upper water seal groove 1204 is inserted on the ring on the periphery of the water passing device a, one side of the upper water seal 12 close to the upper shaft sleeve 9 is slidingly sealed with the outer side wall of the connection ring 1102, the upper water seal 12 is disposed at the contact with the connection ring 1102, a first lip middle part is disposed on the upper water seal 12, the upper water seal groove 1201 is directly pressed against the upper water seal 12 bottom of the upper drum or the outer drum 1 is directly connected with the water drain hole 1202, and the upper water seal 12 is disposed at the inner surface of the water seal 12 is directly pressed on the upper drum bottom of the upper drum 12 or the water drain hole 1, and the upper water seal 12 is directly connected with the water drain hole 1. Compared with the prior art, the length of the upper shaft sleeve 9 is increased, the main body of the water passing device A is arranged between the bottom of the outer barrel 1 and the clutch mounting plate 20, the height between the washing barrel 4 and the outer barrel 1 is prevented from being adjusted, the assembly applicability of the speed reduction clutch on the existing washing machine is greatly improved, the axial height between the washing barrel 4 and the outer barrel 1 is greatly reduced compared with the existing structure provided with the water passing device A, the stability of the washing machine in the washing process is ensured, the coaxiality of the water passing device A and the upper shaft sleeve of the speed reduction clutch is also improved, and the assembly tightness of the water passing device A is ensured.
Furthermore, the speed reducing clutch also comprises a mode of reserving a space for installing the water passing device A on the speed reducing clutch, the speed reducing clutch and the water passing device A are separately arranged and installed, and the speed reducing clutch is assembled during the whole machine assembly.
In the embodiment of the present invention, the first lip 1201, the outer tub lip 1202, the second lip 1202a, the third lip 1202b, the fourth lip 1203 and the fifth lip 1401 may be a smooth sealing surface, and may be in contact with or pressed against by an interference fit to form a sealing position, as long as they are in sealing connection with each other, so as to avoid overflow of the washing water.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The utility model provides an environmental protection water-saving washing machine, includes washing bucket (4) and clutch, and washing bucket (4) bottom and clutch upper shaft sleeve (9) fixed connection, its characterized in that: the clutch is arranged at the outer side of the bottom of the outer barrel (1), the clutch upper shaft sleeve (9) and the impeller shaft (6) penetrate through the outer barrel (1) to enter the inner side of the bottom of the outer barrel (1), the fixed positions of the upper shaft sleeve (9) and the washing barrel (4) are higher than the bottom of the washing barrel (4) or lower than the bottom of the washing barrel (4), the side surface formed by the height difference is provided with enough drainage and water flowing space, the side edge of the clutch upper shaft sleeve (9) downwards extends out of a concentric sleeve (11) concentric with the upper shaft sleeve, an annular space is formed between the inner circle of the concentric sleeve (11) and the outer circle of the clutch upper shaft sleeve (9), the top end of the clutch upper shaft sleeve (9) is provided with a water passing port (8), the clutch mounting plate (20) is concentrically provided with a bearing (19) and an upper water seal (12) and a lower water seal (14), the upper water seal (12) is configured to seal the concentric sleeve (11), the outer barrel (1) and the clutch mounting plate (20), the lower water seal (14) is configured to be in a sealing concentric manner with the upper shaft sleeve (9) and the upper water seal (12) and the lower water seal (14) and form a hollow space between the clutch upper water seal (14) and the upper water seal (13), one side of the cavity (13) is communicated with the annular space, the other side of the cavity is arranged at the lower side of the bottom of the outer barrel (1), an inner drain hole (15) is formed in the clutch mounting plate (20), one side of the inner drain hole (15) is connected with the cavity (13), and the other side of the inner drain hole (15) is connected with a drain structure.
2. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: an outer drain hole (21) is further formed in the bottom of the outer barrel (1) of the washing machine, and the outer drain hole (21) is connected with a drain pipe connector or the outer drain hole (21) is connected with the water inlet end of the drain valve.
3. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the top of the washing barrel (4) is provided with a water throwing hole (3) close to the balance ring (2).
4. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the bottom of the washing barrel (4) is fixedly connected with the clutch upper shaft sleeve (9) through a flange (22), and a sealing ring (10) is arranged at the joint for sealing.
5. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the water draining structure comprises a water passing pipeline (17), one path of the water passing pipeline (17) is connected with the air cavity (16) for sensing the water level, and the other path of the water passing pipeline is connected with the water inlet end of the water draining valve (18).
6. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the washing barrel (4) body is a cylindrical barrel body, the bottom of the washing barrel (4) and the flange (22) are fixed through one or more of screws, welding and riveting, and sealing is carried out between the two through sealing strips or direct rolling riveting.
7. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: more than one water passing port (8) is formed in the top flange of the clutch upper shaft sleeve (9), and the top surface of the clutch upper shaft sleeve (9) is arranged in a truncated cone shape.
8. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the height of a cavity formed between the upper water seal (12) and the lower water seal (14) is more than 10 mm.
9. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the effective cross-sectional area of the inner drain hole (15) is equal to the cross-sectional area with the diameter of a circle larger than 25 mm.
10. An environment-friendly water-saving washing machine as claimed in claim 1, wherein: the clutch adopted by the washing machine is a common planetary gear speed reduction clutch or a double-power clutch, and the designed washing machine is a common pulsator washing machine or a double-power washing machine or a triple-power washing machine.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016111627773 | 2016-12-15 | ||
| CN201611162777 | 2016-12-15 |
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| CN201720680202.4U Active CN207452496U (en) | 2016-12-15 | 2017-06-12 | A kind of energy-saving environmental-protection washing machine |
| CN201710439917.5A Active CN108221280B (en) | 2016-12-15 | 2017-06-12 | Environment-friendly water-saving washing machine |
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| CN207452496U (en) * | 2016-12-15 | 2018-06-05 | 合肥国荣科技洗涤设备有限公司 | A kind of energy-saving environmental-protection washing machine |
| CN113136707B (en) * | 2020-01-20 | 2024-06-18 | 青岛海尔洗衣机有限公司 | Sealing structure of washing machine tray seat and washing machine with sealing structure |
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| JPH07136381A (en) * | 1993-11-18 | 1995-05-30 | Toshiba Corp | Spinning/washing machine |
| CN2639339Y (en) * | 2003-09-18 | 2004-09-08 | 董汇茹 | Sealing structure of small sealing surface of water-saving two-barrel washer |
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| CN108221280A (en) | 2018-06-29 |
| CN207452496U (en) | 2018-06-05 |
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