CN202865635U - Draining pump device of washing machine and washing machine - Google Patents
Draining pump device of washing machine and washing machine Download PDFInfo
- Publication number
- CN202865635U CN202865635U CN 201120438264 CN201120438264U CN202865635U CN 202865635 U CN202865635 U CN 202865635U CN 201120438264 CN201120438264 CN 201120438264 CN 201120438264 U CN201120438264 U CN 201120438264U CN 202865635 U CN202865635 U CN 202865635U
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- Prior art keywords
- pump
- washing machine
- filter
- chamber
- draining
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- Expired - Fee Related
Links
- 238000005406 washing Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 238000003809 water extraction Methods 0.000 claims description 22
- 210000005241 right ventricle Anatomy 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 11
- 210000003205 muscle Anatomy 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract 2
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 239000005871 repellent Substances 0.000 abstract 1
- 238000010992 reflux Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009753 muscle formation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
Landscapes
- Detail Structures Of Washing Machines And Dryers (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a draining pump device of a washing machine. The draining pump device comprises a draining motor, a pump casing, a water-repellent blade and a filter, wherein a water inlet pipe orifice and a water outlet pipe orifice are formed in the pump casing; pressure-relieving plates with pressure-relieving holes are arranged on the draining motor and the water outlet pipe orifice and at the external end of a filtering port of the filter; and an opening port is formed at the right end of the pump casing and sealed through a right end cover of the filter. The utility model further relates to a full automatic washing machine employing the draining pump device. With the adoption of the technical scheme, the pressure-relieving holes capable of releasing gases are formed in the pressure-relieving plates at the left end of the filter, simplicity and reliability are achieved, and the failure rate is low, so that water-gas mixtures inside the pump casing can flow between a pump cavity and a filtering cavity during a draining process, and noise pollution can be reduced effectively during dehydration of the washing machine.
Description
Technical field
The utility model relates to a kind of washing machine, particularly relates to the automatic washing machine of use draining pump device and the low noise water discharge pump device of this washing machine.
Background technology
Domestic electric washer is divided into pulsator washing machine, roller washing machine, stirring washing machine, and roller washing machine is applied to Europe the earliest, and along with the variation of people's level of consumption and idea, roller washing machine is also accepted by the Asia people more and more widely.Simultaneously along with the continuous improvement of social living environment, the improving constantly of washing machine user family life quality, quietly living environment more and more is subject to everybody attention.Family's electric noise has also become one of major issue of each household electrical appliances manufacturer solution, and wherein the quiet index of washing machine is improving constantly.
Roller washing machine all adopts drainage pattern, and the water in the cylinder is by outside draining pump device, the drainpipe discharge machine.The draining pump device is subject to that water impact produces in the water pipe circulation noise of " drone---drone " can't thoroughly solve when draining.After water in the roller washing machine is emptying, because the draining pump device has the lift about 1.2 meters, the water of this section water pipe internal memory can't be discharged, on the contrary under action of gravitation, constantly impact draining pump device impeller downwards, thrown away by impeller again, so just, cause the noise of " drone-drone ", on existing low side washing machine, all adopt the water level switch device, the draining pump device can only be worked in whole drying process always, even if adopted level sensor at high-end washing machine, though can when low water level, determine lowest water level, stop the work of draining pump device.But the signal of sensor usually can be interfered and drift about, very easily erroneous judgement, and its result or noise is still arranged, otherwise draining is unclean, can not satisfy user's low noise demand.Formerly patent CN201507484 U utility model name is called in the disclosed technical scheme of low noise pump case of drainage pump of washing machine device, set up an explosionproof hole at pump case near the pump chamber of water outlet and the pump Nell wall end face between the filter chamber, but this venting is lower than effluent pipe mouth, namely in pump chamber, still can form the gas-vapor mix body, can not solve fully and impact the noise that impeller produces when water refluxes in the drainpipe.
The utility model content
The utility model provides a kind of low noise water discharge pump device and washing machine based on above-mentioned defective of the prior art, is full of all the time water in pump chamber, avoids the gas-vapor mix body to impact water extraction leaf, effectively reduces the washing machine noise.
In order to realize the utility model purpose, the utility model adopts following technical scheme:
A kind of washing machine drainage pump installation, comprise drain motor, pump case, water extraction leaf, filter, also be provided with water inlet pipe mouth, effluent pipe mouth on the pump case, wherein drain motor, effluent pipe mouth, water extraction leaf are arranged in the left chamber of pump chamber, water inlet pipe mouth, filter bits are in the pump chamber right ventricle, and the filtration mouth left end of described filter also is provided with the pressure relief plate with relief hole.
The through hole that is shaped as circle, ellipse, square or strip of described relief hole, the through hole gross area of described relief hole be the effluent pipe mouth area 0.2-1 doubly.
Described pump case right-hand member is opening port, and the pump case right side is by assembling to seal pump case with the filter right end cap, and perhaps the pump case right side is by installing end cap with the sealing pump case.
Be provided with vertical shape ring muscle between the chamber, the described pump chamber inwall left and right sides, the diameter that the outside dimension of described water extraction leaf and described ring muscle form opening is complementary.
The filtration mouth diameter of described filter is less than the external diameter of described water extraction leaf.
Described filter is provided with two to four groups of support chips.
The utility model also relates to a kind of automatic washing machine, comprise water inlet system, contain the drainage system of drainage arrangement, draining pump device wherein, comprise drain motor, pump case, water extraction leaf, filter, also be provided with water inlet pipe mouth, effluent pipe mouth on the pump case, wherein drain motor, effluent pipe mouth, water extraction leaf are arranged in the left chamber of pump chamber, and water inlet pipe mouth, filter bits are in the pump chamber right ventricle, and the filtration mouth left end of described filter also is integrally formed with the pressure relief plate with relief hole; The through hole that is shaped as circle, ellipse, square or strip of described relief hole, the through hole gross area of described relief hole be the effluent pipe mouth area 0.2-1 doubly; Described pump case right-hand member is opening port, and the pump case right side is by assembling to seal pump case with the filter right end cap, and perhaps the pump case right side is by installing end cap with the sealing pump case; Be provided with vertical shape ring muscle between the chamber, the pump chamber inwall left and right sides, the diameter that the outside dimension of described water extraction leaf and described ring muscle form opening is complementary; The filtration mouth diameter of described filter is less than the external diameter of described water extraction leaf; Described filter is provided with two to four groups of support chips.
By adopting above-mentioned technical scheme, pump chamber one end of washing machine drainage pump installation is sealed by the right end cap of filter, has relief hole on the left side Circular Plate of filter.After draining pump drained water, the water that drainpipe refluxes impacted air in the pump chamber with larger impulsive force under action of gravitation, because the air in the pump chamber can discharge by relief hole, thus the noise of " Hong-Hong " that produced when having avoided washing machine to dry.Simple and reliable for structure, realize low-cost noise reduction, failure rate is low solves the problem that noise is bothered the consumer in the laundry processes, more hommization.
Description of drawings
Fig. 1 is the utility model embodiment drainage arrangement schematic diagram.
Fig. 2 be the A of Fig. 1 to view, the most preferred embodiment schematic diagram that described relief hole is arranged.
Part shown in the figure is: 1. pump case, 2. water inlet, 3. pressure relief plate, 31. relief hole, 4. water extraction leaf, 5. motor, 6. effluent pipe mouth, 7. filter chamber, 8. filter, 81. filter gripper shoe, 82. filter mouth, 83. filter right end caps, the left chamber of 91. pump chambers, 92. the pump chamber right ventricle, 93. pump chamber ring muscle.
The specific embodiment
Below in conjunction with accompanying drawing, the washing machine drainage pump installation that the utility model is provided and use the washing machine of this draining pump device to be elaborated.
As shown in the figure, the washing machine drainage system comprises pump case 1, the pump case 1 inner pump chamber that forms, and pump chamber is divided into the left chamber 91 of pump chamber, pump chamber right ventricle 92, is provided with ring muscle 93 between the chamber, the pump chamber left and right sides.
91 upper ends, the left chamber of pump chamber are effluent pipe mouths 6, and there are drain motor 5, water extraction leaf 4 in inside; Filter 8 is arranged in pump chamber right ventricle 92, pump chamber right ventricle 92 is provided with water inlet pipe mouth 2, are provided with in the middle of the filter 8 and filter mouthfuls 82, the outer end, left side is provided with the pressure relief plate 3 with relief hole 31, and filter 8 also is provided with for the gripper shoe 81 that will filter mouth 82 and be supported in pump chamber right ventricle 92.
Pump case 1 right-hand member is Open architecture, and the right end cap 83 of filter 8 and the assembling of pump case right-hand member are to form the pump chamber of sealing.
When washing machine drainage, the washing machine drum washed water enters from pump case water inlet 2, is filled to filter chamber 7, pump chamber 10, under the effect of water extraction leaf 4 water is being discharged outside the washing machine from delivery port 6.When washings enter the left chamber 91 of pump chamber from pump chamber right ventricle 92, by filter port 82, coin or foreign material are kept off in the pump chamber right ventricle 92 of filter port outside, avoid entering into left chamber and damage water extraction leaf 4.When the bucket washed water when emptying, pump case water inlet 2 does not have water to enter filter chamber 7, at this moment, water in the outer drainpipe (not shown) of delivery port 6 and washing machine refluxes under Action of Gravity Field, with higher velocity shock pump chamber, the interior air of pump chamber this moment is because the effect of centrifugal force has certain pressure, pressure in the pump chamber can enter into filter chamber in the short period of time by the relief hole 31 on the filter 8, because filter chamber, water inlet 2 is communicated with wash bucket, air in the left chamber of pump chamber can smoothly pressure be discharged to the pump chamber right ventricle by relief hole 31 and the bucket that is connected in, avoided the noise of " Hong-Hong ".
In this most preferred embodiment, relief hole 31 is arranged on the position that the left chamber of pump chamber has pressure, as shown in Figure 2, even guarantee like this to have in the left chamber of pump chamber water to reflux from delivery port 6, does not also have too large resistance, and can enter into filter chamber 7 through relief hole 3.
For a side that allows filter just in time block pump chamber forms relatively airtight space, the internal diameter size B of the opening that the diameter C of water extraction leaf and pump chamber ring muscle 93 form is complementary, be complementary and refer to that the water extraction leaf external diameter is suitable with the internal diameter of pump chamber ring muscle formation opening, equals or be slightly larger than or be slightly less than all can; The diameter of the filtration mouth 82 of filter 8 is less than the diameter C of water extraction leaf.If it is excessive to filter mouthful 82 diameters, the left chamber of pump chamber does not have the space of mineralization pressure, is unfavorable for the draining pump draining.
The utility model also relates to a kind of automatic washing machine that uses this draining pump device, comprise water inlet system, the drainage system that contains the draining pump device, described draining pump device comprises drain motor, pump case, water extraction leaf, filter, also be provided with water inlet pipe mouth on the pump case, effluent pipe mouth, drain motor wherein, effluent pipe mouth, water extraction leaf is arranged in the left chamber of pump chamber, water inlet pipe mouth, filter bits is in the pump chamber right ventricle, the filtration mouth left end of described filter also is integrally formed with the pressure relief plate with relief hole, described relief hole be shaped as circle, oval, the through hole of square or strip, the through hole gross area of described relief hole be the effluent pipe mouth area 0.2-1 doubly; The pump case right-hand member is opening port, and the pump chamber right-hand member is sealed in filter right end cap and the assembling of pump case right-hand member.
In sum, by adopting above-mentioned technical scheme, the washing machine drainage pump installation forms the pump chamber that seals by pump case and filter right end cap, is provided with the relief hole that can get rid of gas on the end face of filter left end, no longer adds parts, simple and reliable, failure rate is low can not increase any cost, guarantees that the interior air-water mixture of pump case can flow between pump chamber and filter chamber in the drainage procedure, during washing machine dries, effectively reduce noise pollution.
[0025] certain, the utility model is not limited to above-mentioned giving an example, the technical scheme that it will be apparent to those skilled in the art that, in the situation that does not break away from spirit or scope of the present utility model, the utility model is made various modifications and changed in the utility model claim and be equal in the scope of replacement, this technical scheme is not only applicable to roller washing machine, also is applicable to simultaneously the upper draining impeller with the draining pump device.
Claims (7)
1. washing machine drainage pump installation, comprise drain motor, pump case, water extraction leaf, filter, also be provided with water inlet pipe mouth, effluent pipe mouth on the pump case, wherein drain motor, effluent pipe mouth, water extraction leaf are arranged in the left chamber of pump chamber, water inlet pipe mouth, filter bits are in the pump chamber right ventricle, it is characterized in that the filtration mouth outer end of described filter also is provided with the pressure relief plate with relief hole.
2. washing machine drainage pump installation according to claim 1 is characterized in that, the through hole that is shaped as circle, ellipse, square or strip of described relief hole, the through hole gross area of described relief hole be the effluent pipe mouth area 0.2-1 doubly.
3. washing machine drainage pump installation according to claim 1 and 2 is characterized in that, described pump case right-hand member is opening port, and the pump case right side is by assembling to seal pump case with the filter right end cap, and perhaps the pump case right side is by installing end cap with the sealing pump case.
4. the washing machine drainage pump installation of stating according to claim 3 is characterized in that, is provided with vertical shape ring muscle between the chamber, the described pump chamber inwall left and right sides, and the diameter that the outside dimension of described water extraction leaf and pump chamber ring muscle form opening is complementary.
5. the washing machine drainage pump installation of stating according to claim 4 is characterized in that, the filtration mouth diameter of described filter is less than the external diameter of described water extraction leaf.
6. the washing machine drainage pump installation of stating according to claim 4 is characterized in that, described filter is provided with two to four groups of support chips.
7. automatic washing machine comprises water inlet system, contains the drainage system of draining pump device, it is characterized in that described drainage system adopts according to claim 1-6 each described draining pump device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120438264 CN202865635U (en) | 2011-11-08 | 2011-11-08 | Draining pump device of washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120438264 CN202865635U (en) | 2011-11-08 | 2011-11-08 | Draining pump device of washing machine and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202865635U true CN202865635U (en) | 2013-04-10 |
Family
ID=48032366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120438264 Expired - Fee Related CN202865635U (en) | 2011-11-08 | 2011-11-08 | Draining pump device of washing machine and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202865635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107904870A (en) * | 2017-10-23 | 2018-04-13 | 无锡小天鹅股份有限公司 | Draining pump and there is its washing machine |
-
2011
- 2011-11-08 CN CN 201120438264 patent/CN202865635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107904870A (en) * | 2017-10-23 | 2018-04-13 | 无锡小天鹅股份有限公司 | Draining pump and there is its washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160630 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Washing Machine Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201108 |