CN110106657B - Pulsator washing machine - Google Patents
Pulsator washing machine Download PDFInfo
- Publication number
- CN110106657B CN110106657B CN201910041247.0A CN201910041247A CN110106657B CN 110106657 B CN110106657 B CN 110106657B CN 201910041247 A CN201910041247 A CN 201910041247A CN 110106657 B CN110106657 B CN 110106657B
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- water
- barrel
- water containing
- spraying
- wall
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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
- D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
- D06F17/04—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid solely by water jets
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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
- D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
- D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
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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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The invention discloses a pulsator washing machine, comprising: a dewatering barrel; the impeller is arranged at the bottom of the inner side of the dewatering barrel, and a barrel bottom clearance water containing cavity is defined between the bottom of the inner side of the dewatering barrel and the impeller; the water spraying mechanism comprises a plurality of water spraying containing cavities which are arranged at intervals along the circumferential direction on the upper part of the dewatering barrel; the plurality of water passing flow channels correspond to the plurality of spraying water containing cavities one by one so as to respectively communicate the spraying water containing cavities and the barrel bottom gap water containing cavities; and a drainage mechanism for driving water in the barrel bottom gap water containing cavity to pass through the water passing channel and enter the jet water containing cavity is arranged in the barrel bottom gap water containing cavity. Each spraying water containing cavity is arranged above the corresponding water passing channel and extends from the corresponding water passing channel along the circumferential direction of the dewatering barrel, and the cross section of each spraying water containing cavity is gradually reduced along the circumferential extending direction far away from the water passing channel; each spraying water containing cavity is provided with a water spraying opening which extends along the circumferential direction of the dewatering barrel and can spray water towards the inside of the dewatering barrel.
Description
Technical Field
The invention relates to the field of washing machines, in particular to a pulsator washing machine.
Background
In the field of washing machines, waterfall-spraying water flow is a common washing mode of a pulsator washing machine, and is beneficial to improving washing of clothes, reducing abrasion and winding and saving washing water. The problems of the prior pulsator washing machine with waterfall water flow spraying function are that: the flow rate of water sprayed from the water spray opening may be insufficient; the water flow sprayed from the water spray nozzles has a small coverage, is basically concentrated around the water spray nozzles, has uneven water spray amount at each part along the circumferential direction of the dewatering barrel, and is linearly sprayed to the center of the dewatering barrel, so that the overall cleaning ratio and the cleaning uniformity of the washings are poor.
Disclosure of Invention
The invention aims to provide a pulsator washing machine, which is beneficial to obtaining more uniform waterfall spraying water flow along the circumferential direction of a dewatering barrel by optimizing a water spraying mechanism so as to improve the integral cleaning ratio and the cleaning uniformity of the washing machine.
In order to achieve the above object, an aspect of the present invention provides a pulsator washing machine, including:
a dewatering barrel;
the impeller is arranged at the bottom of the inner side of the dewatering barrel, and a barrel bottom gap water containing cavity is defined between the bottom of the inner side of the dewatering barrel and the impeller;
the water spraying mechanism comprises a plurality of spraying water containing cavities which are arranged at intervals along the circumferential direction on the upper part of the dehydration barrel;
the plurality of water passing flow channels correspond to the plurality of spraying water containing cavities one by one so as to respectively communicate the spraying water containing cavities and the barrel bottom gap water containing cavities;
and a drainage mechanism for driving water in the barrel bottom gap water containing cavity to pass through the water passing flow channel and enter the jet water containing cavity is arranged in the barrel bottom gap water containing cavity.
Each water spraying and containing cavity is arranged above the corresponding water passing channel and extends from the corresponding water passing channel along the circumferential direction of the dewatering barrel, and the cross section of each water spraying and containing cavity is gradually reduced along the circumferential extension direction far away from the water passing channel;
each spraying water containing cavity is provided with a water spraying opening which extends along the circumferential direction of the dewatering barrel and can spray water towards the inside of the dewatering barrel.
Preferably, the water spraying mechanism comprises an inner wall which is positioned on the inner side of the water passing flow channel in the radial direction and extends along the circumferential direction of the dewatering barrel, and further comprises an outer wall which is positioned on the outer side of the inner wall in the radial direction, and a space between the inner wall and the outer wall forms the spraying water containing cavity;
wherein, the distance between the outer wall and the inner wall is gradually reduced from the water flowing channel along the circumferential extension direction of the inner wall.
Preferably, each of the water spray nozzles is inclined obliquely downward by an equal angle with respect to a horizontal direction toward a central axis of the dehydration barrel.
Preferably, the water spraying mechanism further comprises an upper top plate located at the top of the water spraying cavity and extending around the circumference of the dewatering barrel, and a gap between the upper top plate and the inner wall forms the water spraying opening.
Preferably, the inner wall is disposed obliquely upward;
the lower surface of the upper deck includes an inclined surface portion extending obliquely downward toward the inside of the dewatering tub, and the top surface of the inner wall is disposed in parallel with the inclined surface portion, so that the water jet ports are formed obliquely downward between the inclined surface portion of the upper deck and the top surface of the inner wall.
Preferably, a balance ring is arranged at the top of the dewatering barrel, and the upper top plate is a bottom plate of the balance ring.
Preferably, the opening width of the water spray is smaller than the maximum distance between the top surface and the bottom surface of the water spray containing cavity.
Preferably, the pulsator washing machine includes a plurality of water flow path plates disposed at intervals along a circumferential direction of the dehydration tub, both side edges of each of the water flow path plates along the circumferential direction of the dehydration tub are connected to an inner surface of the dehydration tub and a central region is arched toward a central axis of the dehydration tub to define the water flow path therebetween.
Preferably, the pulsator includes a pulsator and a drainage rib connected to a lower surface of the pulsator, and the drainage mechanism includes the drainage rib.
Preferably, the pulsator washing machine further comprises a water containing barrel, wherein the dewatering barrel is rotatably sleeved in the water containing barrel and defines a flowing space with the water containing barrel;
impeller washing machine still is formed with be used for to the moisturizing runner of intracavity makeup water is held to the barrel head clearance, the moisturizing runner includes the intercommunication that sets up on the ladle body of dewatering bucket flow the space with the ladle body water hole is crossed in the barrel head clearance appearance water chamber the intercommunication that sets up on the barrel head of dewatering bucket flow the space with the barrel head water hole is crossed in the barrel head clearance appearance water chamber and the intercommunication that sets up on the impeller the space of impeller top with the impeller water hole is crossed in the barrel head clearance appearance water chamber.
According to the technical scheme provided by the invention, in the clothes washing process, the impeller rotates forwards or reversely to stir water flow and drive clothes to rotate, and meanwhile, the drainage mechanism drives water in the water containing cavity at the gap of the bottom of the barrel to pass through each water passing flow channel, then enter each water spraying cavity and finally be sprayed out from the water spraying ports, so that waterfall spraying water flow which is sprayed out from the upper part of the dewatering barrel along the circumferential direction is formed; the cross section of the water containing cavity is gradually reduced along the circumferential extension direction far away from the water flowing channel, so that when water flow entering the water containing cavity from the water flowing channel flows along the extension direction of the water containing cavity, the resistance is gradually increased, the overlarge water flow at the separation part of the adjacent water containing cavities can be avoided, and for one water containing cavity, the water yield and the water pressure at each position along the extension direction are homogenized as much as possible, so that the water flow sprayed from each position of the water spraying port along the circumferential extension direction of the dewatering barrel is homogenized as much as possible. Therefore, the technical scheme provided by the invention is favorable for water flow to be distributed along the circumferential direction of the dewatering barrel so as to be sprayed along the circumferential direction, so that annular waterfall-like water flow along the circumferential direction of the dewatering barrel can be formed, the waterfall-like water flow sprayed along the circumferential direction of the dewatering barrel is uniform, and the integral cleaning ratio and the cleaning uniformity of the washing machine are improved.
Drawings
Fig. 1 is a schematic view of a main structure of a pulsator washing machine according to an embodiment of the present invention;
fig. 2 is a sectional view of a main body structure of the pulsator washing machine in fig. 1;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
fig. 5 is a schematic view of a main structure of the pulsator washing machine (in which a balance ring above a tub and a dehydration tub is omitted, a detailed structure of a water spray mechanism is shown, and a thick solid line therein is used to indicate a general form of a waterfall flow formed when the pulsator washing machine is normally operated);
fig. 6 is an enlarged view of fig. 5 at C.
Description of the reference numerals
1-a dehydration barrel; 11-a barrel body; 12-barrel bottom; 101-a water through hole of the barrel body; 2-water containing barrel; 3-water flow channel plate; 4-a wave wheel; 401-water repellent ribs; 402-impeller water passing holes; 403-water draining ribs; 404-motor shaft positioning hole; 5-a balance ring; 501-an installation part; 6-a barrel bottom gap water containing cavity; 7-a water passing flow channel; 8-spraying water containing cavity; 801-water spray nozzle; 802-upper ceiling; 803-inner wall; 804-outer wall; 805-a spacer member; 806-circular end wall.
Detailed Description
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
In the present invention, it is to be understood that the terms "vertical", "horizontal", "orientation", "deviation", "upper", "lower", "radial", "circumferential", and the like indicate orientations or positional relationships that correspond to actual use; the use of directional words such as "left" and "right" typically refer to the left and right as illustrated in the accompanying drawings; "inner and outer" refer to the inner and outer relative to the profile of the components themselves; this is done solely for the purpose of facilitating the description of the invention and simplifying the description without indicating that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation and therefore should not be construed as limiting the invention.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
According to an aspect of the present invention, there is provided a pulsator washing machine, as shown in fig. 1 and 2, including:
a dehydration barrel 1;
the impeller 4 is arranged at the bottom of the inner side of the dewatering barrel 1, and a barrel bottom gap water containing cavity 6 is defined between the bottom of the inner side of the dewatering barrel 1 and the impeller 4;
the water spraying mechanism comprises a plurality of spraying water containing cavities 8 which are arranged at intervals along the circumferential direction on the upper part of the dehydration barrel 1;
the water passing channels 7 correspond to the spraying water containing cavities 8 one by one so as to respectively communicate the spraying water containing cavities 8 with the barrel bottom gap water containing cavities 6;
and a drainage mechanism for driving water in the barrel bottom gap water containing cavity 6 to pass through the water passing flow channel 7 and enter the jet water containing cavity 8 is arranged in the barrel bottom gap water containing cavity 6.
Wherein, each of the jetting water-containing cavities 8 is respectively arranged above the corresponding water-passing flow channel 7 and extends from the corresponding water-passing flow channel 7 along the circumferential direction of the dewatering barrel 1, and the cross section of each of the jetting water-containing cavities 8 is gradually reduced along the circumferential extension direction far away from the water-passing flow channel 7;
each of the water containing injection chambers 8 is provided with a water injection port 801 extending along the circumferential direction of the dehydration barrel 1 and capable of injecting water toward the inside of the dehydration barrel 1.
In the pulsator washing machine according to the present invention, during washing of laundry, the pulsator 4 rotates in a forward or reverse direction, stirs water flow and drives the laundry to rotate, and the drainage mechanism drives water in the tub bottom gap water containing chamber 6 to pass through each water passing flow passage 7, then enter each spraying water containing chamber 8, and finally spray into the dehydration tub 1 through the water spray port 801, thereby forming waterfall-spraying water flow sprayed from the upper portion of the dehydration tub 1 in a circumferential direction; wherein, because the cross section of the water-containing spraying cavity 8 is gradually reduced along the circumferential extending direction far away from the water-passing channel 7, the resistance of the water flow entering the water-containing spraying cavity 8 from the water-passing channel 7 is gradually increased when the water flow flows along the circumferential extending direction of the water-containing spraying cavity 8, so that the excessive water flow at the separation part of the adjacent water-containing spraying cavities 8 can be avoided, and for one water-containing spraying cavity 8, the water output and the water pressure at each position along the extending direction are homogenized as much as possible, so that the water flow sprayed from each position of the water spraying port 801 along the circumferential extending direction of the dewatering barrel 1 is homogenized as much as possible. Therefore, the technical scheme provided by the invention can ensure that the water flow is inwards sprayed in the circumferential direction of the dewatering barrel, so that annular waterfall-like water flow which is arranged along the circumferential direction of the dewatering barrel can be formed, and the waterfall-like water flow sprayed along the circumferential direction of the dewatering barrel 1 is more uniform, thereby being beneficial to improving the integral cleaning ratio and the cleaning uniformity of the washing machine.
In a preferred embodiment of the present invention, as shown in fig. 5, the water spray mechanism comprises an inner wall 803 positioned at the inner side of the water flow passage 7 in the radial direction and extending along the circumferential direction of the dewatering barrel 1, and further comprises an outer wall 804 positioned at the outer side of the inner wall 803 in the radial direction, and the space between the inner wall 803 and the outer wall 804 forms the spray water containing chamber 8.
Wherein, the distance between the outer wall 804 and the inner wall 803 gradually decreases from the water flow passage 7 along the circumferential extending direction of the inner wall 803. In this way, the cross section of the water-containing spraying cavity 8 can be gradually reduced in the circumferential extending direction away from the water flowing channel 7, and the arrangement of the inner wall 803 and the outer wall 804 in this embodiment is beneficial to ensuring that the water yield and the pressure distribution of the water flow in the circumferential direction of the water-containing spraying cavity 8 are more uniform.
Of course, the depth of the injection water containing cavity 8 in the circumferential extending direction far away from the water passing channel 7 can be gradually reduced, so that the cross section of the injection water containing cavity 8 is gradually reduced, and the water yield and the water pressure of the injection water containing cavity at each position in the extending direction can be uniformized.
In the present embodiment, as shown in fig. 2 and 4, the opening width of the water outlet 801 is smaller than the maximum distance between the top surface and the bottom surface of the water spray cavity 8. Therefore, the water flow entering the water spraying and containing cavity 8 from the water flowing channel 7 can firstly flow to two sides with smaller resistance, and can not be directly sprayed out from the water spraying opening 801, thereby being beneficial to the expansion of the coverage range of the waterfall water flow.
Preferably, each of the water spraying ports 801 is inclined downwards at an equal angle towards the central axis of the dewatering barrel 1 and relative to the horizontal direction, so that a waterfall water flow can be obtained at the position of inclined downwards spraying at an equal angle towards the central axis of the dewatering barrel 1 and relative to the horizontal direction, and a better cleaning effect on the clothes contained in the dewatering barrel 1 under the common use condition can be obtained.
Further, the water spraying mechanism comprises an upper top plate 802 which is positioned at the top of the water spraying containing cavity 8 and extends around the circumference of the dewatering barrel 1, and the gap between the inner walls 803 of the upper top plate 802 forms the water spraying opening 801.
Preferably, the inner wall 803 is inclined upward to allow the water containing chamber 8 to contain water, and the inclination of the inner wall 803 facilitates the water in the water containing chamber 8 to flow along the inclined surface toward the water outlet 801.
To form the water discharge port 801 inclined downward, the lower surface of the upper top plate 802 includes an inclined surface portion extending obliquely downward toward the inside of the dehydration tub 1, and the top surface of the inner wall 803 is disposed in parallel with the inclined surface portion, so that the water discharge port 801 inclined downward is formed between the inclined surface portion of the upper top plate 802 and the top surface of the inner wall 803.
Of course, the arrangement of the water discharge port 801 is not limited to the arrangement in the present embodiment, and any other arrangement may be used that enables the water injected into the water containing chamber 8 to be discharged in the circumferential direction.
In this embodiment, the top of the dehydration barrel 1 is provided with a balance ring 5 to balance the operation of the washing machine, and the top plate 802 can directly adopt the bottom plate of the balance ring 5.
As shown in fig. 4, the balance ring 5 may be mounted by inserting a mounting portion 501 into a groove above the spin-drying tub 1, a bottom plate of the balance ring 5 is just covered on the spray water containing chamber 8 from above, and the bottom plate of the balance ring 5 may be provided with a portion extending toward the inside of the spin-drying tub 1 for forming the inclined surface portion as one side wall of the water spray opening 801.
In the present embodiment, as shown in fig. 5 and 6, a spacer 805 is provided between adjacent spray water receiving chambers 8, and the inner wall 803 and the outer wall 804 extend to the spacer 805.
In order to make the flows of the adjacent two injection water-containing chambers 8 better mashup, it is preferable that a circular arc end wall 806 extending in a curved manner toward the inside of the dehydration tub 1 is formed at an end portion of the injection water-containing chamber 8 near the partition member 805, and an angle β between a tangential direction of the circular arc end wall 806 and a radial direction (an extending direction of R) of the dehydration tub 1 is preferably 30 ° to 45 °. By controlling the flow rate of the water stream flowing to the injection water containing chamber 8, etc., the angle α between the direction in which the water stream injected from the injection water containing chamber 8 is injected along the circular arc end wall 806 and the tangential direction of the circular arc end wall 806 can be preferably set to 5 ° to 15 °. Thus, the two water flows jetted from the adjacent jetting water-containing chambers 8 can be better mixed together. The water streams ejected from the independent water-ejecting and water-containing chambers 8 are finally converged into independent circular water jets covering in the circumferential direction of the dewatering tub 1, but two water jets are combined, as shown in fig. 5, wherein preferably, the relation between the radius R of the area uncovered by the water streams and the radius R of the dewatering tub 1 is R0 to 1/2R, more preferably R1/4R to 1/6R, so that the washing effect of the clothes can be improved and the opposite water jets can be prevented from being collided.
Of course, the water outlets 801 of the water containing cavities 8 may be connected end to form an annular water outlet.
In order to further optimize the formation form of the waterfall-spraying water flow and obtain uniform waterfall-spraying water flow around the circumference of the dewatering barrel 1, preferably, the plurality of water-spraying containing cavities 8 are arranged at equal intervals along the circumference of the dewatering barrel 1, and preferably, four water-spraying containing cavities 8 and four corresponding water-passing flow channels 7 are arranged.
The pulsator washing machine further comprises a water containing barrel 2, wherein the dewatering barrel 1 is rotatably sleeved in the water containing barrel 2 and limits a flowing space with the water containing barrel 2.
Wherein, dehydration bucket 1 includes the ladle body 11 of tube-shape and the ladle bottom 12 of ladle body 11 below, wherein, be provided with a plurality of ladle body on the ladle body 11 and cross water hole 101, be provided with a plurality of ladle bottoms on the ladle bottom 12 and cross the water hole (not shown in the figure), cross the water hole from ladle body 101 and ladle bottom and enter into the flowing space between water holding bucket 2 and dehydration bucket 1 from the water jet 801 to the water portion in dehydration bucket 1.
The pulsator washing machine includes a plurality of water flow path plates 3 spaced from each other in a circumferential direction of the dehydration tub 1, and both side edges of each of the water flow path plates 3 in the circumferential direction of the dehydration tub 1 are connected to an inner surface of the dehydration tub 1 and a central region is arched toward a central axis of the dehydration tub 1 to define the water flow path 7 with the inner surface of the dehydration tub 1.
The impeller 4 at the bottom in the dewatering barrel 1 comprises a wave disc and a drainage rib 403 connected to the lower surface of the wave disc, and the drainage mechanism for driving the water in the barrel bottom gap water containing cavity 6 to pass through the water passing flow channel 7 and enter the injection water containing cavity 8 comprises the drainage rib 403. The upper surface of the wave disc of the wave wheel 4 is provided with a water stirring rib 401, and the center position is provided with a motor shaft positioning hole 404 for installing a motor shaft.
In the process of washing clothes, the motor drives the impeller 4 to rotate forward and backward, the water stirring ribs 401 on the impeller plate stir water flow and drive the clothes to rotate, meanwhile, the water discharging ribs 403 squeeze the water flow in the water containing cavity 6 at the bottom of the barrel to drive the water flow to move around at high speed and centripetally, and part of the water flow can be separated from a circular motion track and squeezed into the water flowing channel 7 and further flows upwards to enter the water spraying and containing cavity 8 and finally is sprayed out from the water spraying port 801.
The water flow of the water discharging rib 404 squeezing the water containing cavity 6 in the bottom gap forms a negative pressure in the central area of the cavity, and for this reason, the pulsator washing machine is further formed with a water replenishing flow channel for replenishing water into the bottom gap water containing cavity 6, wherein the water replenishing flow channel comprises a flow space arranged on the barrel body 11 of the dewatering barrel 1 and communicated with the water containing barrel 2 and the dewatering barrel 1, a barrel body water through hole 101 of the bottom gap water containing cavity 6, a barrel bottom 12 of the dewatering barrel 1 and communicated with the flow space and the bottom water through hole of the bottom gap water containing cavity 6, and a pulsator 4 communicated with the space above the pulsator 4 and a pulsator water through hole 402 of the bottom gap water containing cavity 6.
After the water discharge rib 404 discharges the water flow forming area negative pressure of the water containing cavity 6, the water in the flowing space between the water containing barrel 2 and the dewatering barrel 1 enters the water containing cavity 6 through the barrel body water passing hole 101 and the barrel bottom water passing hole on the dewatering barrel 1, the water in the space above the impeller 4 enters the water containing cavity 6 through the impeller water passing hole 401 to replenish the water in the water containing cavity 6, the water in the water containing cavity 6 is discharged to the water flow channel 7 and the injection water containing cavity 8 by the water discharge rib 404 again, and finally is sprayed out from the water spray port 801, so that the circulation of the water flow is formed.
In addition, it should be noted that, in order to ensure a high flow rate and a high flow speed of water from the water outlet 801, the sizes of the components of the washing machine should be designed within a reasonable range.
The following describes the various size settings of the washing machine and the water discharge rate of the water discharge port 801, taking as an example an embodiment of the present invention.
In this embodiment, the inner bottom plane of the water tub 2 is used as a height reference plane, the spout height H1 is 200-1000 mm, and the water level height H2 is 100-1000 mm;
the height h of the water containing cavity 6 in the gap at the bottom of the barrel is 5-12 mm (the distance between the drainage rib 403 and the bottom of the dehydration barrel);
the inner diameter R of the dewatering barrel 1 is 200-300 mm;
the width h2 of the water spray opening 801 is 2-5 mm;
the cross-sectional area S of all the water spray nozzles 801 is 20-1000 mm2Of course, when the water jet ports 801 communicate with each other to form a ring-shaped water jet port, the cross-sectional area of the water jet port 801 is S2 pi Rh 2;
the flow rate V of water sprayed from the water spray nozzle in unit time is 1.5 w-10 w.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications can be made to the technical solution of the invention. Including each of the specific features, are combined in any suitable manner. The invention is not described in detail in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (11)
1. A pulsator washing machine, comprising:
a dehydration barrel (1);
the impeller (4) is arranged at the bottom of the inner side of the dewatering barrel (1), and a barrel bottom gap water containing cavity (6) is defined between the bottom of the inner side of the dewatering barrel (1) and the impeller (4);
the water spraying mechanism comprises a plurality of spraying water containing cavities (8) which are arranged at intervals along the circumferential direction on the upper part of the dehydration barrel (1);
the water passing channels (7) correspond to the spraying water containing cavities (8) one by one so as to respectively communicate the spraying water containing cavities (8) with the barrel bottom gap water containing cavities (6);
a drainage mechanism for driving water in the barrel bottom clearance water containing cavity (6) to pass through the water passing flow channel (7) and enter the jet water containing cavity (8) is arranged in the barrel bottom clearance water containing cavity (6);
each spraying water containing cavity (8) is arranged above the corresponding water passing flow channel (7) and extends from the corresponding water passing flow channel (7) along the circumferential direction of the dewatering barrel (1), and the cross section of each spraying water containing cavity (8) is gradually reduced along the circumferential extending direction far away from the water passing flow channel (7);
each water injection cavity (8) is provided with a water injection port (801) which extends along the circumferential direction of the dehydration barrel (1) and can inject water towards the inside of the dehydration barrel (1);
a spacing part (805) is arranged between the adjacent spraying water containing cavities (8), the end part of each spraying water containing cavity (8) close to the spacing part (805) forms an arc end wall (806) which extends towards the inner part of the dewatering barrel (1) in a bending way, an included angle beta between the tangential direction of the circular arc end wall (806) and the radial direction of the dehydration barrel (1) is 30-45 degrees, an included angle alpha between the direction of water flow sprayed from the spray water containing cavity (8) after being sprayed out along the circular arc end wall (806) and the tangential direction of the circular arc end wall (806) is set to be 5-15 degrees, and the relation between the radius R of the area of the dehydration barrel (1) uncovered by annular spray water flow formed by the water flow sprayed from the spray water containing cavities (8) and covered along the circumferential direction of the dehydration barrel (1) and the radius R of the dehydration barrel (1) is R = 0-1/2R.
2. The pulsator washing machine as claimed in claim 1, wherein R = 1/4R-1/6R.
3. The pulsator washing machine as claimed in claim 1, wherein the water spray mechanism comprises an inner wall (803) located at an inner side of the water flow passage (7) in a radial direction and extending in a circumferential direction of the spin-drying tub (1), and further comprises an outer wall (804) located at an outer side of the inner wall (803) in a radial direction, a space between the inner wall (803) and the outer wall (804) forming the spray water receiving chamber (8);
wherein the distance between the outer wall (804) and the inner wall (803) is gradually reduced from the water flowing channel (7) along the circumferential extension direction of the inner wall (803).
4. The pulsator washing machine as claimed in claim 1, wherein each of the water jet ports (801) is directed toward a central axis of the spinning tub (1) and inclined obliquely downward at an equal angle with respect to a horizontal direction.
5. The pulsator washing machine according to claim 3, wherein the water spray mechanism further comprises an upper top plate (802) provided around a circumferential extension of the spin-drying tub (102) at a top of the spray water receiving chamber (8), a gap between the upper top plate (802) and the inner wall (803) forming the water spray port (801).
6. The pulsator washing machine according to claim 5, wherein the inner wall (803) is disposed obliquely upward;
the lower surface of the upper top plate (802) includes an inclined surface portion extending obliquely downward toward the inside of the dehydration tub (1), and the top surface of the inner wall (803) is disposed in parallel with the inclined surface portion, so that the water jet port (801) obliquely downward is formed between the inclined surface portion of the upper top plate (802) and the top surface of the inner wall (803).
7. The pulsator washing machine as claimed in claim 5, wherein a balance ring (5) is provided on the top of the spin-drying tub (1), and the upper top plate (802) is a bottom plate of the balance ring (5).
8. The pulsator washing machine according to claim 1, wherein the water jet (801) has an opening width smaller than a maximum distance between the top surface and the bottom surface of the water spray receiving chamber (8).
9. The pulsator washing machine as claimed in claim 1, comprising a plurality of water flow passage plates (3) disposed at intervals from each other in a circumferential direction of the spin-drying tub (1), both side edges of each of the water flow passage plates (3) in the circumferential direction of the spin-drying tub (1) being connected to an inner surface of the spin-drying tub (1) and a central region being arched toward a central axis of the spin-drying tub (1) to define the water flow passage (7) therebetween.
10. A pulsator washing machine according to any one of claims 1 to 9, wherein the pulsator (4) comprises a pulsator plate and a drain rib (403) attached to a lower surface of the pulsator plate, and the drain mechanism comprises the drain rib (403).
11. The pulsator washing machine according to any one of claims 1 to 9, further comprising a tub (2), wherein the spin-drying tub (1) is rotatably fitted inside the tub (2) and defines a flow space with the tub (2);
impeller washing machine still is formed with and is used for to the moisturizing runner of make-up water in barrel head clearance appearance water cavity (6), the moisturizing runner includes the intercommunication that sets up on ladle body (11) of dewatering barrel (1) flow the space with the barrel head of barrel head clearance appearance water cavity (6) crosses water hole (101), the intercommunication that sets up on the barrel head (12) of dewatering barrel (1) flow the space with the barrel head of barrel head clearance appearance water cavity (6) crosses the water hole and the intercommunication that sets up on impeller (4) the space of impeller (4) top with the impeller of barrel head clearance appearance water cavity (6) crosses water hole (402).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055515X | 2018-01-19 | ||
| CN201810055515.XA CN108103722A (en) | 2018-01-19 | 2018-01-19 | Rotary drum washing machine |
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| CN201910041247.0A Active CN110106657B (en) | 2018-01-19 | 2019-01-16 | Pulsator washing machine |
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| CN202717981U (en) * | 2012-08-24 | 2013-02-06 | 绍兴文理学院 | Novel washing machine sleeve device |
| CN203462320U (en) * | 2013-08-21 | 2014-03-05 | 无锡小天鹅股份有限公司 | Water circulation spraying waterfall device used for pulsator washing machine |
| JP2017070351A (en) * | 2015-10-05 | 2017-04-13 | 東芝ライフスタイル株式会社 | Washing machine |
| CN206189124U (en) * | 2016-09-30 | 2017-05-24 | 无锡小天鹅股份有限公司 | Rotary drum washing machine |
| CN206428466U (en) * | 2016-09-30 | 2017-08-22 | 无锡小天鹅股份有限公司 | Rotary drum washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100503938C (en) * | 2006-04-17 | 2009-06-24 | 陈安森 | Full-automatic washing machine and laundry drier |
| CN106283535B (en) * | 2016-09-30 | 2018-12-28 | 无锡小天鹅股份有限公司 | Nozzle component for washing machine and the washing machine with it |
| CN206266876U (en) * | 2016-10-31 | 2017-06-20 | 无锡小天鹅股份有限公司 | Washing machine |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202717981U (en) * | 2012-08-24 | 2013-02-06 | 绍兴文理学院 | Novel washing machine sleeve device |
| CN203462320U (en) * | 2013-08-21 | 2014-03-05 | 无锡小天鹅股份有限公司 | Water circulation spraying waterfall device used for pulsator washing machine |
| JP2017070351A (en) * | 2015-10-05 | 2017-04-13 | 東芝ライフスタイル株式会社 | Washing machine |
| CN206189124U (en) * | 2016-09-30 | 2017-05-24 | 无锡小天鹅股份有限公司 | Rotary drum washing machine |
| CN206428466U (en) * | 2016-09-30 | 2017-08-22 | 无锡小天鹅股份有限公司 | Rotary drum washing machine |
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| CN108103722A (en) | 2018-06-01 |
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