CN108286171A - A kind of rotary drum washing machine - Google Patents
A kind of rotary drum washing machine Download PDFInfo
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- CN108286171A CN108286171A CN201710016942.2A CN201710016942A CN108286171A CN 108286171 A CN108286171 A CN 108286171A CN 201710016942 A CN201710016942 A CN 201710016942A CN 108286171 A CN108286171 A CN 108286171A
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- Prior art keywords
- water
- feed apparatus
- washing machine
- pipeline section
- flexible pipeline
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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)
Abstract
The invention discloses a kind of rotary drum washing machines, are related to washing machine technology field, are invented to solve the problems, such as that existing rotary drum washing machine cannot drench the clothing in interior bucket during water inlet into the water of interior bucket comprehensively.Rotary drum washing machine of the present invention, including casing, washing tub is equipped in casing, it further include the auxiliary water feed apparatus being connected to inlet valve, auxiliary water feed apparatus can be converted between stretching state and contraction state, when assisting water feed apparatus to be in stretching state, assist the water outlet of water feed apparatus opposite with the bung hole central region of washing tub.The present invention can be used for the cleaning of clothing.
Description
Technical field
The present invention relates to washing machine technology field more particularly to a kind of rotary drum washing machines.
Background technology
Rotary drum washing machine is the frictional force caused by impeller using rotation between flow and clothing to be washed to wash
Clothing to be washed needs water feed apparatus to carry out water filling, the different direct relations of water feed apparatus structure to interior bucket before cleaning clothing
The cleaning efficiency of clothing.
A kind of water feed apparatus of existing rotary drum washing machine, as depicted in figs. 1 and 2, including：Including casing 01, casing 01
It is interior to be equipped with outer barrel 02, it is equipped with interior bucket (not showing place in figure) in outer barrel 02, inlet valve and water inflowing box are equipped in the peripheral frame 011 of casing 01
(not shown), water inflowing box are equipped with water inlet and water outlet 03, and water inlet is connected to inlet valve, and water outlet 03 is towards interior bucket
Bung hole, when washing machine inflow, inlet valve is opened, and water enters in water inflowing box, then again from the water outlet of water inflowing box 03 into
Enter into interior bucket 03.
Referring to Fig. 2, the water outlet 03 of water inflowing box is to be located at peripheral frame 011 in the water feed apparatus of existing this rotary drum washing machine
A side edge, water inlet flow can only drench the sub-fraction clothing of the lower section of water outlet 03 after the outflow of the water outlet 03 of water inflowing box
Object, most of clothing in other regions can not then be drenched in interior bucket, after washing machine starts washing, this part for not drenched
The lower part that clothing needs the rotation by impeller to turn to interior bucket could come into full contact with washings, reduce clothing in this way
Detersive efficiency.
Invention content
The embodiment of the present invention provides a kind of rotary drum washing machine, can comprehensively drench to the clothing in interior bucket in water inlet,
Improve the detersive efficiency of clothing.
In order to achieve the above objectives, it the embodiment provides a kind of rotary drum washing machine, including casing, is equipped in casing
Washing tub further includes the auxiliary water feed apparatus being connected to inlet valve, auxiliary water feed apparatus can stretch out state and contraction state it
Between convert, when assist water feed apparatus be in stretching state when, assist the water outlet of water feed apparatus and the bung hole middle region of washing tub
Domain is opposite.
Rotary drum washing machine provided in an embodiment of the present invention has the following advantages that：Since auxiliary water feed apparatus and inlet valve connect
It is logical, and it can be converted between stretching state and contraction state, when assisting water feed apparatus to be in stretching state, auxiliary water inlet
The water outlet of device is opposite with the bung hole central region of interior bucket, in this way in washing machine inflow, from the water outlet of auxiliary water feed apparatus
The water of mouth outflow can be entered from the central region of the bung hole of interior bucket in interior bucket, fully be connect with the clothes of interior bucket central region
It touches and is drenched, and be easy to the seam along clothing due to entering the water of interior bucket central region before reaching interior bucket bucket bottom
Gap is spread around, and such water comes into full contact with and drenched with the clothes around interior bucket during spreading around, by
This, for auxiliary water feed apparatus when water inlet, water outlet is opposite with the bung hole central region of interior bucket, and the water flowed out from water outlet can
Comprehensively to drench the clothing in interior bucket, to improve the detersive efficiency of rotary drum washing machine.Wherein, central region refers to close
The region at the bung hole center of interior bucket.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of existing structural schematic diagram of rotary drum washing machine；
Fig. 2 is that a kind of existing rotary drum washing machine removes the vertical view after upper cover door；
Fig. 3 is that the rotary drum washing machine in the embodiment of the present invention removes the vertical view after upper cover door；
Fig. 4 is the upward view of the rotary drum washing machine peripheral frame component in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram equipped with pre- washbasin at the swirl washing machine external barrel lid in the embodiment of the present invention；
Fig. 6 is that Fig. 5 removes the vertical view after upper cover door；
Fig. 7 is the structural representation of the auxiliary water feed apparatus (when telescoping tube is withdrawn) of the rotary drum washing machine in the embodiment of the present invention
Figure；
Fig. 8 is the sectional view of the auxiliary water feed apparatus (when telescoping tube is withdrawn) of the rotary drum washing machine in the embodiment of the present invention；
Fig. 9 is the structural representation of the auxiliary water feed apparatus (when telescoping tube stretches out) of the rotary drum washing machine in the embodiment of the present invention
Figure；
Figure 10 is the sectional view of the auxiliary water feed apparatus (when telescoping tube stretches out) of the rotary drum washing machine in the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.
Referring to Fig. 3 and Fig. 4, the rotary drum washing machine in the embodiment of the present invention, including casing 1 is equipped with washing tub in casing 1,
Further include the auxiliary water feed apparatus 2 being connected to inlet valve, auxiliary water feed apparatus 2 can turn between the state of stretching and contraction state
It changes, when assisting water feed apparatus 2 to be in stretching state, assists the bung hole middle region of the water outlet 21 and washing tub of water feed apparatus 2
Domain is opposite.
Since auxiliary water feed apparatus 2 is connected to inlet valve, and it can be converted between stretching state and contraction state, when
When auxiliary water feed apparatus 2 is in stretching state, assist the water outlet 21 of water feed apparatus 2 opposite with the bung hole central region of interior bucket,
In this way in washing machine inflow, the water flowed out from the water outlet 21 of auxiliary water feed apparatus 2 can be from the middle part of the bung hole of interior bucket
Region enters in interior bucket, comes into full contact with and is drenched with the clothes of interior bucket central region, and due to entering in the middle part of interior bucket
The water in region is easy to spread around along the gap of clothing before reaching interior bucket bucket bottom, and such water is being spread around
It comes into full contact with and is drenched with the clothes around interior bucket in the process, assist water feed apparatus 2 when water inlet as a result, water outlet
Mouth is opposite with the bung hole central region of interior bucket, and the water flowed out from water outlet can comprehensively drench the clothing in interior bucket, to
Improve the detersive efficiency of rotary drum washing machine.Wherein, central region refers to close to the region at the bung hole center of interior bucket.
It should be noted that：As shown in figure 3, auxiliary water feed apparatus 2 not only may be mounted at the rear side of peripheral frame, can also pacify
Mounted in the left and right side of peripheral frame.
Rotary drum washing machine is the frictional force caused by impeller using rotation between flow and clothing to be washed to wash
Clothing to be washed, but rotary drum washing machine sometimes can not clean up the dirt on clothing, especially hard dirt or small
Stain as shown in Figure 5 and Figure 6, is equipped with the outer bung of annular, outer bung leads in order to solve this problem at the bung hole of outer barrel
Pre- washbasin 3 is equipped at hole.Clothing to be washed with hard dirt or small stain can utilize before being placed into washing machine
Pre- washbasin 3 carries out manual prewashing, can be poured into washing machine clothing and washings together after prewashing and clean, not only can
Washings are enough saved, but also the washing effect of washing machine can be promoted；Meanwhile the water inlet of pre- washbasin 3 for convenience, work as auxiliary
When water feed apparatus 2 is located at extended position, the water outlet 21 of auxiliary water feed apparatus 2 should be oppositely arranged with pre- washbasin 3, in this way from auxiliary
In the pre- washbasin 3 that the water that the water outlet 21 of water feed apparatus 2 flows out can be directly entered, to facilitate user to pre- washbasin 3
The convenience of middle water filling.
In order to enhance the effect that the water flowed out from the water outlet 21 of auxiliary water feed apparatus 2 drenches interior bucket undergarment comprehensively,
As shown in figure 8, the diameter of the water outlet 21 of auxiliary water feed apparatus 2 is gradually expanded along water outlet direction, (for example the section of water outlet can
Think trapezoidal), in this way under the action of inside water pressure, water is tapered after water outlet ejection, increases water to interior bucket undergarment
Drench area, to enhance the effect that water drenches interior bucket undergarment comprehensively.
Wherein, the structure of auxiliary water feed apparatus 2 is not unique, for example auxiliary water feed apparatus 2 can be following structure：Auxiliary
Water feed apparatus 2 includes shell 22, and sliding cavity 23 is equipped in shell 22, telescoping tube 24 is sliding combined in sliding cavity 23, assist into
The water outlet 21 of water installations 2 is opened on telescoping tube 24, and the water inlet 25 of auxiliary water feed apparatus 2 is opened on shell 22, is assisted
The water inlet 25 of water feed apparatus 2 is connected to the tube chamber of sliding cavity 23 and telescoping tube 24 respectively, on the outside tube wall of telescoping tube 24
Be fixed with rack, motor be fixed on shell 22, gear is arranged on motor shaft, wheel and rack is meshed, in motor and
Under the driving of rack and pinion mechanism, telescoping tube 24 can be slided relative to shell 22 between extended position and retrieving position.
In addition, as shown in Figure 7 and Figure 8, auxiliary water feed apparatus 2 may be with lower structure：It includes outer to assist water feed apparatus 2
Shell 22, shell 22 is interior to be equipped with sliding cavity 23, is sliding combined with telescoping tube 24 in sliding cavity 23, telescoping tube 24 can be relative to shell 22
It is slided between extended position and retrieving position, the water inlet 25 of auxiliary water feed apparatus 2 is opened on shell 22, auxiliary water inlet dress
It sets 2 water inlet 25 to be connected to the tube chamber of sliding cavity 23 and telescoping tube 24 respectively, the water outlet 21 of auxiliary water feed apparatus 2 opens up
In on telescoping tube 24,25 area of water inlet of auxiliary water feed apparatus 2 is more than 21 area of water outlet of auxiliary water feed apparatus 2, when opening
When opening inlet valve 5, water enters in sliding cavity 23, since 25 area of water inlet of auxiliary water feed apparatus 2 is more than auxiliary water inlet dress
Set 2 21 area of water outlet, in this way on the inside of the water outlet between be formed with certain water pressure, under the action of this water pressure
Telescoping tube 24 is slidably to extended position.After water inlet end, can apply restoring force to telescoping tube 24 makes telescoping tube 24 withdraw,
Such as by the way that telescoping tube 24 is withdrawn manually.Above two scheme (i.e. motor drive schemes and hydraulic drives scheme) can be realized
Telescoping tube 24 slides between extended position and retrieving position, but drives telescoping tube 24 in extended position and withdrawal compared to motor
The scheme slided between position drives telescoping tube 24 to slide into extended position using hydraulic pressure, and this scenario-frame is simple, is easy real
Existing, reliability is high, and does not need the attachmentes such as motor, advantageously reduces cost, easy to repair.
The structure of telescoping tube 24 is not also unique, for example telescoping tube 24 can only include a flexible pipeline section, in addition, as schemed
Shown in 8, telescoping tube 24 can also include multiple flexible pipeline sections for being slidingly sealed socket, the outer end of the flexible pipeline section 241a of innermost layer
Nozzle is closed, and inner end nozzle is connected to sliding cavity 23, and the water outlet 21 of auxiliary water feed apparatus 2 is opened in the side wall of flexible pipeline section
On, when opening inlet valve 5, the water pressure formed in sliding cavity 23 can drive multiple flexible pipeline sections to stretch out shell 22 successively, and
Auxiliary water inlet is realized by the water outlet 21 being set on flexible pipeline section.Compared to the telescoping tube 24 for only including a flexible pipeline section,
Telescoping tube 24 including multiple flexible pipeline sections for being slidingly sealed socket can will be assisted by the stretching successively of multiple flexible pipeline sections
The water outlet 21 of water feed apparatus 2, which stretches out, reaches scheduled position, and the sliding cavity 23 in the shell 22 of water feed apparatus 2 is assisted to grow in this way
It spends just to have and need not design length very long, and then that the shell 22 of auxiliary water feed apparatus 2 can be reduced, when all flexible pipeline sections contract
The occupied space of auxiliary water feed apparatus 2 can be reduced when returning.Wherein, the number of flexible pipeline section can be 2,3 etc., herein
It does not limit.
When assisting water feed apparatus 2 in water inlet, inlet valve 5 is opened, and water enters the water pressure band formed in sliding cavity 23
Dynamic telescoping tube 24 slides into extended position, after water inlet end, needs to withdraw successively in order not to the multiple flexible pipeline sections of occupied space,
In order to realize the automatic drawing back of multiple flexible pipeline sections, as shown in figure 8, between telescoping tube 24 and shell 22 and adjacent two flexible
Return unit 4 is equipped between pipeline section, return unit 4 is used to apply the reset force moved to retrieving position to each flexible pipeline section, in this way
After water inlet end, each flexible pipeline section realizes automatic drawing back under the action of reset force.As shown in Figure 10, when open it is described into
When water valve 5, water enters in sliding cavity 23, and the water pressure formed in sliding cavity 23 can overcome the reset force of each return unit 4 simultaneously
Multiple flexible pipeline sections are driven to stretch out shell 22 successively, to complete the stretching of multiple flexible pipeline sections.
Since reset force is acted on always on each flexible pipeline section, if reset force is excessive, in auxiliary water inlet dress
When setting 2 water inlet, hydraulic pressure is just not easy that each flexible pipeline section is made smoothly to stretch out, and therefore, is not influencing what each flexible pipeline section was withdrawn
Under the premise of, return unit 4 should be as small as possible, and so as to when opening inlet valve 5, the water pressure that is formed in sliding cavity 23 can be easily against
The reset force of each return unit 4 simultaneously drives multiple flexible pipeline sections to stretch out shell 22 successively, when all flexible pipeline sections stretch out shell 22
When, assist the water outlet 21 of water feed apparatus 2 opposite with the bung hole of interior bucket, such water is flowed from the water outlet 21 of auxiliary water feed apparatus 2
It can be entered directly into interior bucket after going out, and the clothing in interior bucket is drenched.
Wherein, the type of return unit 4 is not unique, such as air bag, in adjacent two flexible pipeline section 241, positioned at stretching for outer layer
The outer end inner wall of draw section is equipped with the first flange 2411 radially extended, and the inner end outer wall positioned at the flexible pipeline section of internal layer is equipped with
The second flange 2412 radially extended, air bag are stretched when multiple in this way between the first flange 2411 and the second flange 2412
After going out pipeline section stretching, the distance between the first flange 2411 and the second flange 2412 reduce to which compressing gasbag generates reset force,
After assisting 2 water inlet end of water feed apparatus, multiple stretching pipeline sections are withdrawn under the action of air-pocket reset power.
In addition, as shown in figure 8, return unit 4 may be spring, in adjacent two flexible pipeline section, positioned at the telescoping tube of outer layer
Outer end (upper end of the flexible pipeline section of outer layer i.e. in figure) inner wall of section is equipped with the first flange 2411 radially extended, is located at internal layer
Inner end (lower end of the flexible pipeline section of internal layer i.e. in figure) outer wall of flexible pipeline section be equipped with the second flange 2412 for radially extending,
Spring is between the first flange 2411 and the second flange 2412, in this way after multiple stretching pipeline sections stretch out, the first flange 2411
The distance between second flange 2412 reduces to which compressed spring is to generate reset force, when the auxiliary water inlet knot of water feed apparatus 2
Shu Hou, multiple stretching pipeline sections are withdrawn under the action of the reset force of spring.Compared to air bag, spring structure is simple, and reliability is high, no
It is easily damaged, in addition spring the space occupied is smaller, and can reduce makes each flexible pipeline section caliber, and then reduces auxiliary water inlet dress
Set 2 occupied space.
Meanwhile as shown in figure 8, the inner end outer wall positioned at outermost flexible pipeline section 241b is equipped with the third radially extended
Flange 2413 also is provided with spring between the wall surface and third flange 2413 on opening edge edge of the sliding cavity 23 far from water inlet, such as schemes
Shown in 10, after outermost flexible pipeline section 241b stretches out shell 22, the wall surface on opening edge edge of the sliding cavity 23 far from water inlet
The distance between third flange 2413 reduces, and spring is compressed to generate reset force, when auxiliary 2 water inlet end of water feed apparatus
Afterwards, outermost flexible pipeline section 241b is withdrawn under the action of the reset force of spring.
In order to ensure the inner wall of the second flange 2412 and the flexible pipeline section of outer layer in telescopic process between each flexible pipeline section
Sealing, as shown in figure 8, the inner wall of the second flange 2412 and the flexible pipeline section of outer layer is slidably matched, the second flange 2412 is by rubber
Glue material is made.Since rubber has good elasticity and wearability, the second flange 2412 made of rubber is in each telescoping tube
Section can ensure the tight fit between the inner wall of the flexible pipeline section of outer layer during telescopic slide, avoid water and enter
Space between first flange 2411 and the second flange 2412 is contacted with spring, to ensure that the second flange 2412 in outer layer
Good sealing property in the inner wall sliding process of flexible pipeline section.
Meanwhile in order to ensure outermost flexible pipeline section 241b in telescopic process with 23 inner wall of the sliding cavity of shell 22
Sealing, as shown in figure 8, third flange 2413 and the inner wall of sliding cavity 23 are slidably matched, third flange 2413 is also by rubber material
It is made, this avoid the skies between wall surface and third flange 2413 that water enters opening edge edge of the sliding cavity 23 far from water inlet
Between contacted with spring, ensure that outermost flexible pipeline section 241b is close with 23 inner wall of the sliding cavity of shell 22 in telescopic process
Envelope.
Assist the structure of 2 shell 22 of water feed apparatus also not unique, for example shell 22 can be cuboid housing structure, separately
Outside, as shown in fig. 7, shell 22 or tubular structure, compare cuboid housing structure, tubular structure the space occupied is more
It is small.Specifically, shell 22 includes tube body 221 and the end cap 222 that is removably connected at the inner end nozzle of tube body 221, assist into
The water inlet 25 of water installations 2 is opened on end cap 222, and sliding cavity 23 is the tube chamber of tube body 221.Since end cap 222 detachably connects
It is connected at the inner end nozzle of tube body 221, it, can be in this way when each flexible pipeline section is damaged or has some setbacks during flexible
It is convenient for changing along bad flexible pipeline section or excludes the flexible failure having some setbacks.Wherein, end cap 222 can pass through buckle 2221 and pipe
2211 phase of grab clamping on the inner end nozzle side wall of body 221.
Referring to Fig. 8, when telescoping tube 24 is in retrieving position, since the reset force of spring is to act on each telescoping tube always
Duan Shang limits the final retrieving position of each flexible pipeline section if do not set at end cap 222, the flexible pipeline section of internal layer
Be easy to be reduced in the flexible pipeline section of outer layer or outermost flexible pipeline section 241b is reduced in the tube chamber of tube body 221, to unfavorable
It is stretched out the next time of each flexible pipeline section, in order to solve this problem, end cap 222 is equipped with limit protrusion 26, at telescoping tube 24
When retrieving position, the second flange 2412, third flange 2413 and limit protrusion 26 lean, so that multiple flexible pipeline sections is outer
The outer end face of end face and tube body 221 is generally aligned in the same plane.Wherein, the tendon shape in a ring of limit protrusion 26, circular bar be it is multiple simultaneously
And in being arranged concentrically, the second flange 2412, third flange 2413 lean with the upper end of corresponding circular bar respectively.
Referring to Fig. 8, the water outlet 21 of auxiliary water feed apparatus 2 is opened on the side wall of flexible pipeline section 241a of innermost layer, with
The flexible pipeline section that the flexible pipeline section 241a of innermost layer is adjacent is interior equipped with water retaining ribs 27, is received when the flexible pipeline section 241a of innermost layer is in
When contracting state, water retaining ribs 27 can block the water outlet 21 of auxiliary water feed apparatus 2.Since the water outlet 21 of auxiliary water feed apparatus 2 is opened
On the side wall of the flexible pipeline section 241a of innermost layer, when the flexible pipeline section 241a of innermost layer is in retrieving position, assist into
The water outlet 21 of water installations 2 is to be easy for entering from the water of water outlet outflow so most interior in the flexible pipeline section of outer layer
The telescoping tube 241a and the space between adjacent flexible pipeline section, this part water of layer can not only be discharged, and be sent out with spring
Raw contact is easy to cause spring and gets rusty.In order to solve this problem, it is equipped with water retaining ribs 27 in adjacent flexible pipeline section, works as innermost layer
Flexible pipeline section 241a when being in contraction state, water retaining ribs 27 can block the water outlet 21 of auxiliary water feed apparatus 2, in this way it is avoided that
The telescoping tube 24 and the space between adjacent flexible pipeline section that the water of water outlet outflow enters innermost layer, so as to avoid
Spring meets aquatic rust.
Other than assisting on the side wall of flexible pipeline section 241a of the water outlet 21 of water feed apparatus 2 in addition to being opened in innermost layer, go out
The mouth of a river 21 can also be opened on the side wall of outermost flexible pipeline section 241b, can also be opened up between outermost layer and innermost layer
On flexible pipeline section, it can also be opened in simultaneously on all flexible pipeline sections (projected area that water can be increased).
It is outermost during assisting water feed apparatus 2 to be converted between the state of stretching and contraction state referring to Fig. 9
It is flexible to be easy to happen relative rotation between pipeline section 241b and shell 22 and between adjacent two flexible pipeline section, it is opened in so most
Water outlet on the flexible pipeline section 241a side walls of internal layer is easy to change because of the direction for the water that rotation makes water outlet flow out, in order to
Prevent the direction of water outlet outflow water from changing, between outermost flexible pipeline section 241b and shell 22 and adjacent two stretch
It is equipped with position limiting structure between draw section, position limiting structure can prevent outermost flexible pipeline section 241b and shell 22 and adjacent
Relative rotation between two flexible pipeline sections, the direction of such water outlet are maintained for fixing, and the water flowed out from water outlet will be direct
It flows into interior bucket.
Wherein, position limiting structure is not unique, for example the outer wall of outermost flexible pipeline section 241b is equipped with limiting slot, shell 22
Lumen wall be equipped with limit rib, the outer wall of the flexible pipeline section of internal layer is equipped with limiting slot, outer layer between adjacent two flexible pipeline section
The inner wall of flexible pipeline section be equipped with limit rib, wherein limiting slot and limit rib extend along the telescopic direction of telescoping tube 24, limit
Slot is slidably matched with limit rib, is slidably matched in this way it is prevented that outermost flexible pipeline section 241b by limiting slot and limit rib
Relative rotation between shell 22 and between adjacent two flexible pipeline section.In addition, as shown in figure 9, limiting slot and limit rib 28
Installation position can also exchange, i.e., the outer wall of outermost flexible pipeline section 241b is equipped with limit rib 28, in the tube chamber of shell 22
Wall is equipped with limiting slot, and the outer wall of the flexible pipeline section of internal layer is equipped with limit rib 28 between adjacent two flexible pipeline section, outer layer it is flexible
The inner wall of pipeline section is equipped with limiting slot.
Referring to Fig. 4, in order to facilitate the water inlet of rotary drum washing machine, inlet valve 5 includes the first water outlet and the second water outlet, the
One water outlet is connected to the water inflowing box 6 of rotary drum washing machine, and the second water outlet is connected to the water inlet 25 of auxiliary water feed apparatus 2.This
Sample can make the first water outlet and the second water outlet by regulating water inlet valve 5 while be discharged, and realize water inflowing box 6 and auxiliary water inlet dress
It intakes into the interior bucket of washing machine while setting 2, the clothing in interior bucket can either be made all to be drenched, and water inlet can be improved
Efficiency.It is also possible to switch inlet valve 5, realize water inflowing box 6 or assist water feed apparatus 2 into washing machine inner tub it is independent into
Water.
In addition, when outer barrel is covered equipped with pre- washbasin 3, it, both can be by assisting water feed apparatus 2 by regulating water inlet valve 5
It individually intakes, can also realize into pre- washbasin 3 and washing machine inner tub while intaking into pre- washbasin 3, meet impeller laundry
The needs of machine water inlet.
More than, specific implementation mode only of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (14)
1. a kind of rotary drum washing machine, including casing, washing tub is equipped in the casing, which is characterized in that further include and inlet valve
The auxiliary water feed apparatus of connection, the auxiliary water feed apparatus can be converted between stretching state and contraction state, when the auxiliary
When water feed apparatus is in the stretching state, the bung hole central region of the water outlet and the washing tub of the auxiliary water feed apparatus
Relatively.
2. rotary drum washing machine according to claim 1, which is characterized in that be equipped with the outer barrel of annular at the bung hole of said tub
The through hole of lid, said tub lid is equipped with pre- washbasin, when the auxiliary water feed apparatus is located at the extended position, the auxiliary
The water outlet of water feed apparatus is opposite with the pre- washbasin.
3. rotary drum washing machine according to claim 1, which is characterized in that the diameter of the water outlet of the auxiliary water feed apparatus
It is gradually expanded along water outlet direction.
4. rotary drum washing machine described in any one of claim 1 to 3, which is characterized in that the auxiliary water feed apparatus packet
Shell is included, sliding cavity is equipped in shell, is sliding combined with telescoping tube in sliding cavity, the telescoping tube can exist relative to the shell
It is slided between extended position and retrieving position, the water inlet of the auxiliary water feed apparatus is opened on the shell, the auxiliary
The water inlet of water feed apparatus is connected to the tube chamber of the sliding cavity and the telescoping tube respectively, and the auxiliary water feed apparatus goes out
The mouth of a river is opened on the telescoping tube, and the water inlet open area of the auxiliary water feed apparatus is more than the water outlet of the auxiliary water feed apparatus
Open area, when opening the inlet valve, the water pressure of formation can drive the telescoping tube to slide into described in the sliding cavity
Extended position.
5. rotary drum washing machine according to claim 4, which is characterized in that the telescoping tube includes multiple being slidingly sealed socket
Flexible pipeline section, the outer end nozzle closing of the flexible pipeline section of innermost layer, inner end nozzle is connected to the sliding cavity, described auxiliary
The water outlet of water feed apparatus is helped to be opened on the side wall of the flexible pipeline section, when opening the inlet valve, in the sliding cavity
The water pressure of formation can drive multiple flexible pipeline sections to stretch out the shell successively, and by being set on the flexible pipeline section
Water outlet realize auxiliary water inlet.
6. rotary drum washing machine according to claim 5, which is characterized in that between the telescoping tube and the shell and
Return unit is equipped between adjacent two flexible pipeline section, the return unit is used to apply to retrieving position to each flexible pipeline section and move
Dynamic reset force, when opening the inlet valve, the water pressure formed in the sliding cavity can overcome answering for each return unit
Position power simultaneously drives multiple flexible pipeline sections to stretch out the shell successively, when all flexible pipeline sections stretch out the shell, institute
The water outlet for stating auxiliary water feed apparatus is opposite with the bung hole of the interior bucket.
7. rotary drum washing machine according to claim 6, which is characterized in that the return unit is spring, is stretched described in adjacent two
In draw section, the outer end inner wall positioned at the flexible pipeline section of outer layer is equipped with the first flange radially extended, is located at the flexible of internal layer
The inner end outer wall of pipeline section is equipped with the second flange radially extended, and the spring is located at first flange and second flange
Between.
8. rotary drum washing machine according to claim 7, which is characterized in that the telescoping tube of second flange and outer layer
The inner wall of section is slidably matched, and second flange is made of rubber material.
9. rotary drum washing machine according to claim 7, which is characterized in that the shell is tubular structure, the shell packet
The water inlet of the end cap for including tube body and being removably connected at the inner end nozzle of the tube body, the auxiliary water feed apparatus is opened in
On the end cap, the sliding cavity is the tube chamber of the tube body.
10. rotary drum washing machine according to claim 9, which is characterized in that the end cap is equipped with limit protrusion, when described
When telescoping tube is in the retrieving position, second flange leans with the limit protrusion, so that multiple telescoping tubes
The outer end face of section and the outer end face of the tube body are generally aligned in the same plane.
11. rotary drum washing machine according to claim 5, which is characterized in that the water outlet of the auxiliary water feed apparatus opens up
In on the side wall of the flexible pipeline section of innermost layer, it is equipped in the flexible pipeline section adjacent with the flexible pipeline section of innermost layer
Water retaining ribs, when the flexible pipeline section of innermost layer is in contraction state, the water retaining ribs can block the auxiliary water feed apparatus
Water outlet.
12. the rotary drum washing machine according to any one of claim 5~11, which is characterized in that outermost described flexible
It is equipped with position limiting structure between pipeline section and the shell and between adjacent two flexible pipeline section, the position limiting structure can prevent most
Relative rotation between the flexible pipeline section of outer layer and the shell and adjacent two flexible pipeline section.
13. rotary drum washing machine according to claim 12, which is characterized in that the position limiting structure includes along the telescoping tube
Telescopic direction extend limiting slot and limit rib.
14. rotary drum washing machine described in any one of claim 1 to 3, which is characterized in that the inlet valve includes first
Water outlet and the second water outlet, first water outlet are connected to the water inflowing box of rotary drum washing machine, second water outlet and institute
State the water inlet connection of auxiliary water feed apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016942.2A CN108286171B (en) | 2017-01-10 | 2017-01-10 | Pulsator washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016942.2A CN108286171B (en) | 2017-01-10 | 2017-01-10 | Pulsator washing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113338006A (en) * | 2020-03-03 | 2021-09-03 | 青岛海尔洗衣机有限公司 | Washing machine and control method thereof |
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| CN108286171B (en) | 2021-02-02 |
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