CN215887614U - Washing machine and shower head structure thereof - Google Patents
Washing machine and shower head structure thereof Download PDFInfo
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- CN215887614U CN215887614U CN202120802926.8U CN202120802926U CN215887614U CN 215887614 U CN215887614 U CN 215887614U CN 202120802926 U CN202120802926 U CN 202120802926U CN 215887614 U CN215887614 U CN 215887614U
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Abstract
The utility model discloses a shower head structure of a washing machine and the washing machine, the shower head structure comprises: the bottom wall of the shower head box is provided with a plurality of spray holes; the water inlet pipe is used for supplying water to the shower head box; the air return pipe is arranged in the shower head box and communicated with the outside; the inner diameter of the air return pipe is smaller than the diameter of the spray hole. Through setting up the muffler for water in the gondola water faucet box flows out from the orifice after the water intaking stops, and external air hole gets into from the muffler, realizes the quick earial drainage in the gondola water faucet box. When the shower box is filled with water, the plurality of spray holes spray water outwards, and the air return pipe also sprays water outwards; after the gondola water faucet box intake stopped, a plurality of orifices and the interior water of return air pipe all have the trend of downward flow, but the long and thin resistance of return air pipe is big, it is weak that its inside deposit water downward flow trend, the partial drop of water on the orifice drips and can produce the negative pressure in the inside of gondola water faucet box, can suck the water in the return air pipe back inside the gondola water faucet box, water in the return air pipe is taken out the cavity of gondola water faucet box after by whole, the air current can be followed the return air pipe rapidly and is gushed into, ponding can be with higher speed from a plurality of downthehole flows of spouts.
Description
Technical Field
The utility model belongs to the technical field of washing machines, and particularly relates to a shower head structure of a washing machine and the washing machine with the shower head structure.
Background
With the increasing living standard of people, the washing machine has become one of the necessary household appliances in the family, and most people use the washing machine as a main tool for washing clothes.
With the continuous innovation and improvement of the technology of the washing machine, the existing washing machine is basically provided with a water inlet box assembly added with washing powder or detergent and softener. The water inlet box assembly generally comprises a water inlet box, a shower head box and a material box, wherein the material box comprises at least one of a washing powder material box, a detergent material box and a softener material box. The shower head box in the water inlet box assembly has the main function of uniformly mixing washing powder or detergent and softener and adding the mixture into an inner barrel of a washing machine for washing.
The existing shower box has the defects that after the water inlet valve is closed, the inside of the shower box can not be directly communicated with the air, the water supply pressure disappears, water in the shower box is under the action of gravity, but the water continuously flows out to overcome the surface tension of the water and the negative pressure acting force generated when the water flows out, so that the residual water in the shower box can not quickly flow out but slowly drips out, and a certain amount of water always remains in the shower box. This leads to the following problems: 1. after washing, water drops still generate noise, so that a user feels that the washing machine is out of order, and complaints or after-sale cost are generated; 2. long-term water storage can cause scale deposition, reduce the aperture and even block the spray hole, and need manual treatment; 3. the residual water in the shower box is too long to breed bacteria.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model provides a shower head structure of a washing machine, aiming at the problems in the prior art, through arranging an air return pipe, water in a shower head box flows out from an orifice after water inlet is stopped, and outside air enters from the air return pipe, so that the retained water in the shower head box is quickly drained.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
a shower head structure of a washing machine, comprising:
the bottom wall of the shower head box is provided with a plurality of spray holes;
the water inlet pipe is used for supplying water to the shower head box;
the air return pipe is arranged in the shower head box and communicated with the outside;
the inner diameter of the air return pipe is smaller than the diameter of the spray hole.
Furthermore, the ratio of the distance between the air return pipe and the top wall of the shower box to the height of the inner cavity of the shower box is 1/12-1/8.
Further, the ratio of the distance from the air return pipe to the top wall of the shower box to the height of the inner cavity of the shower box is 1/10.
Furthermore, an air return hole is formed in the bottom wall of the shower box, and the lower end of the air return pipe is fixed at the air return hole in a sealing mode.
Furthermore, the lower end of the air return pipe is inserted into the air return hole.
Further, the diameter of the air return hole is the same as that of the spray hole.
Further, the air return hole is located in the middle of the bottom wall of the shower box.
Further, the bottom wall of the shower box is an arc-shaped surface with the middle part protruding upwards.
Furthermore, the shower box top wall is an arc-shaped surface with the middle part protruding upwards.
Based on the shower structure of the washing machine, the utility model also provides the washing machine with the shower structure, and the air return pipe is arranged, so that water in the shower box flows out from the spray hole after water inlet is stopped, and outside air enters from the air return pipe, and quick drainage in the shower box is realized.
A washing machine is provided with the shower head structure.
Compared with the prior art, the utility model has the advantages and positive effects that: through setting up the muffler for water in the gondola water faucet box flows out from the orifice after the water intaking stops, and the outside air gets into from the muffler, realizes the quick earial drainage of stagnant water in the gondola water faucet box. When the shower box is filled with water, the plurality of spray holes spray water outwards, and the air return pipe also sprays water outwards; when the water inlet of the shower head box stops, the water in the plurality of spray holes and the air return pipe tends to flow downwards, negative pressure is generated due to the downward flow, the negative pressure prevents the water from flowing further downwards, and meanwhile, the water is prevented from flowing out or dripping smoothly due to the surface tension of the water; since the thinner the channel, the more pronounced the effect of surface tension is, that is to say the greater the resistance; therefore, after water inflow is stopped, when hemispherical water drops begin to hang on the surfaces of the plurality of spray holes, the air return pipe has large resistance due to the slender pipeline; when partial water drops on the spray hole drop out, negative pressure is inevitably generated inside the shower box, and the negative pressure sucks the water in the return air pipe back to the inside of the shower box; after the water in the return air pipe is all taken out the cavity of gondola water faucet box, the air current can gush in from the return air pipe rapidly, and ponding can be with higher speed from a plurality of downthehole outflows of shower.
Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a shower head structure of a washing machine according to a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of region A in FIG. 1;
FIG. 3 is a schematic structural view of a shower head structure of a washing machine according to a second embodiment of the present invention;
fig. 4 is a schematic structural view of a shower head structure of a washing machine according to a third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings. The terminology is for the purpose of describing the utility model only and is for the purpose of simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and is not to be considered limiting of the utility model. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
Referring to fig. 1 to 2, a shower structure of a washing machine according to a first embodiment of the present invention includes: the shower head comprises a shower head box 10, a water inlet pipe 20 and an air return pipe 30, wherein a plurality of spray holes 11 are formed in the bottom wall 13 of the shower head box 10, and the water inlet pipe 20 is connected with the shower head box 10 and used for supplying water to the shower head box 10; the air return pipe 30 is arranged in the shower head box 10, and the air return pipe 30 is communicated with the outside; the inner diameter of the muffler 30 is smaller than the diameter of the nozzle 11, and the inner diameter of the muffler 30 is the diameter of the inner side of the muffler 30. Through setting up muffler 30 for the water in the gondola water faucet box 10 flows out from orifice 11 after the intaking stops, and outside air gets into from muffler 30, realizes the quick earial drainage of the interior stagnant water of gondola water faucet box 10. When the shower head box 10 is fed with water, the plurality of spray holes 11 spray water outwards, and the return pipe 30 also sprays water outwards; when the water inlet of the shower head box 10 stops, the water in the plurality of spray holes 11 and the return air pipe 30 tends to flow downwards, negative pressure is generated due to the downward flow, the negative pressure prevents the water from flowing further downwards, and meanwhile, the water is prevented from flowing out or dropping smoothly due to the surface tension of the water; since the thinner the channel, the more pronounced the effect of surface tension is, that is to say the greater the resistance; therefore, after water inflow is stopped, when hemispherical water drops begin to hang on the surfaces of the plurality of spray holes 11, the air return pipe 30 is positioned at the opening of the surface of the shower box 10, and the water drops hanging are very small, very flat or even none because of large slender resistance of the pipeline, or are sucked back and disappear just after beginning, which is directly related to the thickness of the air return pipe 30; when part of water drops on the spray hole 11 drop out, negative pressure is inevitably generated inside the shower head box 10, and the negative pressure sucks the water in the air return pipe 30 back to the inside of the shower head box 10; when the water in the air return pipe 30 is completely pumped back to the chamber of the shower head box 10, the air flow can rapidly flow in from the air return pipe 30, and the accumulated water can accelerate to flow out from the plurality of spray holes 11.
After gondola water faucet box 10 intake stops, the water in the gondola water faucet box 10 drips from orifice 11, and outside air begins to get into from muffler 30 under the effect of negative pressure in gondola water faucet box 10, and the water level in gondola water faucet box 10 is less than or the parallel and level in the up end of muffler 3, and inside and the external intercommunication of gondola water faucet box 10 is favorable to accelerating the speed that water flows down from orifice 11, therefore sets up the height of muffler 30 and tries great. However, the upper end face of the return air pipe 30 is too close to the top wall 14 of the shower box 10, which may affect the air intake; and when the water inlet is stopped, the water in the return pipe 30 needs to flow back into the shower head box 10, and the water column flowing back is the height of the return pipe 30, so the height of the return pipe 30 cannot be too large.
In this embodiment, set up the distance of muffler 30 apart from gondola water faucet box 10 roof 14 and the ratio of gondola water faucet box 10 inner chamber height and be 1/12 ~ 1/8, it is 1/10 to preferably set up the distance of muffler 30 apart from gondola water faucet box 10 roof 14 and the ratio of gondola water faucet box 10 inner chamber height.
Because in the water intaking process, the air return pipe 30 sprays water outwards, preferably sets up the vertical setting of air return pipe 30, has seted up the return air hole 12 on the diapire 13 of gondola water faucet box 10, and the lower extreme of air return pipe 30 is sealed to be fixed in return air hole 12 department.
In order to reduce the manufacturing cost, the diameter of the air return hole 12 is the same as that of the spray hole 11, and the existing shower head die can be adopted for manufacturing, so that the die is prevented from being opened again; that is, it is made possible to form the shower structure in the present embodiment by hermetically disposing the return air pipe 30 at one of the nozzle holes 11 in the shower box not provided with the return air pipe 12. The lower end of the air return pipe 30 is inserted into the air return hole 12, so that the outer diameter of the air return pipe 30 is matched with the diameter of the air return hole 12, and the inner diameter of the air return pipe 30 is smaller than the diameter of the air return hole 12. The return air hole 12 is preferably provided at the middle of the bottom wall 13 of the shower head case 10.
Example two
Referring to fig. 3, a second embodiment of the shower structure of the washing machine according to the present invention is shown, and the present embodiment is mainly different from the first embodiment in that: the shower box bottom wall 13 is an arc-shaped surface with a middle part protruding upwards, and other structures can be the same as the first embodiment.
A shower head structure of a washing machine includes: the shower head comprises a shower head box 10, a water inlet pipe 20 and an air return pipe 30, wherein a plurality of spray holes 11 are formed in the bottom wall 13 of the shower head box 10, and the water inlet pipe 20 is connected with the shower head box 10 and used for supplying water to the shower head box 10; the air return pipe 30 is arranged in the shower head box 10, and the air return pipe 30 is communicated with the outside; the inner diameter of the muffler 30 is smaller than the diameter of the nozzle 11, and the inner diameter of the muffler 30 is the diameter of the inner side of the muffler 30. Through setting up muffler 30 for the water in the gondola water faucet box 10 flows out from orifice 11 after the intaking stops, and outside air gets into from muffler 30, realizes the quick earial drainage of the stagnant water in the gondola water faucet box 10. When the shower head box 10 is filled with water, the plurality of spray holes 11 spray water outwards, and the air return pipe 3 also sprays water outwards; when the water inlet of the shower head box 10 stops, the water in the plurality of spray holes 11 and the return air pipe 30 tends to flow downwards, negative pressure is generated due to the downward flow, the negative pressure prevents the water from flowing further downwards, and meanwhile, the water is prevented from flowing out or dropping smoothly due to the surface tension of the water; since the thinner the channel, the more pronounced the effect of surface tension is, that is to say the greater the resistance; therefore, after water inflow is stopped, when hemispherical water drops begin to hang on the surfaces of the plurality of spray holes 11, the air return pipe 30 is positioned at the opening of the surface of the shower box 10, and the water drops hanging are very small, very flat or even none because of large slender resistance of the pipeline, or are sucked back and disappear just after beginning, which is directly related to the thickness of the air return pipe 30; when part of water drops on the spray hole 11 drop out, negative pressure is inevitably generated inside the shower head box 10, and the negative pressure sucks the water in the air return pipe 30 back to the inside of the shower head box 10; when the water in the air return pipe 30 is completely pumped back to the chamber of the shower head box 10, the air flow can rapidly flow in from the air return pipe 30, and the accumulated water can accelerate to flow out from the plurality of spray holes 11.
After gondola water faucet box 10 intake stops, the water in the gondola water faucet box 10 flows out from orifice 11, and outside air begins to get into from muffler 3 under the effect of negative pressure in gondola water faucet box 10, and the water level in gondola water faucet box 10 is less than or the parallel and level in muffler 3's up end, and inside and the external intercommunication of gondola water faucet box 10 is favorable to accelerateing the speed that flows down from orifice 11, therefore sets up the high as far as possible of muffler 30. However, the upper end face of the return air pipe 30 is too close to the top wall 14 of the shower box 10, which may affect the air intake; and when the water inlet is stopped, the water in the return pipe 30 needs to flow back into the shower head box 10, and the water column flowing back is the height of the return pipe 30, so the height of the return pipe 30 cannot be too large.
In this embodiment, the ratio of the distance between the air return pipe 30 and the top wall 14 of the shower box 10 to the height of the inner cavity of the shower box 10 is 1/12-1/8, and the ratio of the distance between the air return pipe 30 and the top wall 14 of the shower box 10 to the height of the inner cavity of the shower box 10 is 1/10.
Because in the water intaking process, the air return pipe 30 sprays water outwards, preferably sets up the vertical setting of air return pipe 30, has seted up the return air hole 12 on the diapire 13 of gondola water faucet box 10, and the lower extreme of air return pipe 30 is sealed to be fixed in return air hole 12 department.
In order to reduce the manufacturing cost, the diameter of the air return hole 12 is the same as that of the spray hole 11, and the existing shower head die can be adopted for manufacturing, so that the die is prevented from being opened again; that is, it is made possible to form the shower structure in the present embodiment by hermetically disposing the return air pipe 30 at one of the nozzle holes 11 in the shower box not provided with the return air pipe 12. The lower end of the air return pipe 30 is inserted into the air return hole 12, so that the outer diameter of the air return pipe 30 is matched with the diameter of the air return hole 12, and the inner diameter of the air return pipe 30 is smaller than the diameter of the air return hole 12.
The return air hole 12 is located the middle part of 10 diapire 13 of gondola water faucet box, and 10 diapire 13 of gondola water faucet box are the bellied arcwall face that makes progress in the middle part, also is that return air hole 12 is higher than the minimum in 10 cavitys of gondola water faucet box exactly for at muffler 30 under the same condition of height, can reach the higher height in 10 cavitys of gondola water faucet box, be favorable to the faster up end that reaches muffler 30 of water level in the gondola water faucet box 10, accelerate the evacuation speed of water in the gondola water faucet box 10. Meanwhile, the gravity of the water at the position of the spray hole 11 is larger than that of the air return hole 12, so that the circulation process of the water and the air can be realized more quickly.
EXAMPLE III
Referring to fig. 4, a third embodiment of the shower structure of the washing machine according to the present invention is shown, and the present embodiment is mainly different from the first embodiment in that: the shower box top wall 14 is an arc-shaped surface with a middle portion protruding upward, and other structures can be the same as those of the first embodiment.
A shower head structure of a washing machine includes: the shower head comprises a shower head box 10, a water inlet pipe 20 and an air return pipe 30, wherein a plurality of spray holes 11 are formed in the bottom wall 13 of the shower head box 10, and the water inlet pipe 20 is connected with the shower head box 10 and used for supplying water to the shower head box 10; the air return pipe 30 is arranged in the shower head box 10, and the air return pipe 30 is communicated with the outside; the inner diameter of the muffler 30 is smaller than the diameter of the nozzle 11, and the inner diameter of the muffler 30 is the diameter of the inner side of the muffler 30. Through setting up muffler 30 for the water in the gondola water faucet box 10 flows out from orifice 11 after the intaking stops, and outside air gets into from muffler 30, realizes the quick earial drainage of the stagnant water in the gondola water faucet box 10. When the shower head box 10 is filled with water, the plurality of spray holes 11 spray water outwards, and the air return pipe 3 also sprays water outwards; when the water inlet of the shower head box 10 stops, the water in the plurality of spray holes 11 and the return air pipe 30 tends to flow downwards, negative pressure is generated due to the downward flow, the negative pressure prevents the water from flowing further downwards, and meanwhile, the water is prevented from flowing out or dropping smoothly due to the surface tension of the water; since the thinner the channel, the more pronounced the effect of surface tension is, that is to say the greater the resistance; therefore, after water inflow is stopped, when hemispherical water drops begin to hang on the surfaces of the plurality of spray holes 11, the air return pipe 30 is positioned at the opening of the surface of the shower box 10, and the water drops hanging are very small, very flat or even none because of large slender resistance of the pipeline, or are sucked back and disappear just after beginning, which is directly related to the thickness of the air return pipe 30; when part of water drops on the spray hole 11 drop out, negative pressure is inevitably generated inside the shower head box 10, and the negative pressure sucks the water in the air return pipe 30 back to the inside of the shower head box 10; when the water in the air return pipe 30 is completely pumped back to the chamber of the shower head box 10, the air flow can rapidly flow in from the air return pipe 30, and the accumulated water can accelerate to flow out from the plurality of spray holes 11.
After gondola water faucet box 10 intake stops, the water in the gondola water faucet box 10 flows out from orifice 11, and outside air begins to get into from muffler 30 under the effect of negative pressure in gondola water faucet box 10, and the water level in gondola water faucet box 10 is less than or the parallel and level in the up end of muffler 3, and inside and the external intercommunication of gondola water faucet box 10 is favorable to the stagnant water to accelerate the speed that flows down from orifice 11, therefore sets up the height of muffler 30 and maximize. However, the upper end face of the return air pipe 30 is too close to the top wall 14 of the shower box 10, which may affect the air intake; and when the water inlet is stopped, the water in the return pipe 30 needs to flow back into the shower head box 10, and the water column flowing back is the height of the return pipe 30, so the height of the return pipe 30 cannot be too large.
In this embodiment, the ratio of the distance between the air return pipe 30 and the top wall 14 of the shower box 10 to the height of the inner cavity of the shower box 10 is 1/12-1/8, and the ratio of the distance between the air return pipe 30 and the top wall 14 of the shower box 10 to the height of the inner cavity of the shower box 10 is 1/10.
Because in the water intaking process, the air return pipe 30 sprays water outwards, preferably sets up the vertical setting of air return pipe 30, has seted up the return air hole 12 on the diapire 13 of gondola water faucet box 10, and the lower extreme of air return pipe 30 is sealed to be fixed in return air hole 12 department.
In order to reduce the manufacturing cost, the diameter of the air return hole 12 is the same as that of the spray hole 11, and the existing shower head die can be adopted for manufacturing, so that the die is prevented from being opened again; that is, it is made possible to form the shower structure in the present embodiment by hermetically disposing the return air pipe 30 at one of the nozzle holes 11 in the shower box not provided with the return air pipe 12. The lower end of the air return pipe 30 is inserted into the air return hole 12, so that the outer diameter of the air return pipe 30 is matched with the diameter of the air return hole 12, and the inner diameter of the air return pipe 30 is smaller than the diameter of the air return hole 12.
The air return hole 12 is positioned in the middle of the bottom wall 13 of the shower box 10, and the top wall 14 of the shower box 10 is an arc-shaped surface with the middle part protruding upwards, so that a larger space is formed above the air return pipe 30, and the height of the air return pipe 30 can be increased; under the unchangeable condition of the distance of the up end of muffler 30 apart from shower box 10 roof 14 of its top for the volume more than the up end of muffler 30 diminishes in shower box 10, is favorable to the faster up end that reaches muffler 30 of the water level in shower box 10, accelerates the evacuation speed of shower box 10 water-logging. Meanwhile, the internal negative pressure generated by the water dropping from the spray hole 11 is accumulated at the top end of the air return pipe 30, so that the water in the air return pipe 30 is more easily sucked back into the shower head box 10, and the circulation process of the water and the air can be realized more quickly.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A shower head structure of a washing machine, comprising:
the bottom wall of the shower head box is provided with a plurality of spray holes;
the water inlet pipe is used for supplying water to the shower head box;
the air return pipe is arranged in the shower head box and communicated with the outside;
the inner diameter of the air return pipe is smaller than the diameter of the spray hole.
2. The showerhead structure of claim 1, wherein the ratio of the distance from the return air pipe to the top wall of the showerhead housing to the height of the interior of the showerhead housing is 1/12-1/8.
3. The showerhead structure of claim 2 wherein the ratio of the distance of the return air pipe from the top wall of the showerhead housing to the height of the interior of the showerhead housing is 1/10.
4. The sprinkler structure of any one of claims 1 to 3, wherein an air return hole is formed on a bottom wall of the sprinkler box, and a lower end of the air return hole is hermetically fixed at the air return hole.
5. The showerhead structure of claim 4, wherein the lower end of the return air pipe is inserted into the return air hole.
6. The showerhead structure of claim 4, wherein the diameter of the return orifice is the same as the diameter of the orifice.
7. The showerhead structure of claim 4, wherein the return air hole is located in a middle portion of the bottom wall of the showerhead housing.
8. The showerhead structure of claim 7, wherein the showerhead housing bottom wall is an arc with a middle portion projecting upward.
9. The showerhead structure of claim 7, wherein the showerhead housing top wall is an arc-shaped surface with a middle portion projecting upward.
10. A washing machine characterized by having the shower head structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120802926.8U CN215887614U (en) | 2021-04-19 | 2021-04-19 | Washing machine and shower head structure thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120802926.8U CN215887614U (en) | 2021-04-19 | 2021-04-19 | Washing machine and shower head structure thereof |
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| CN215887614U true CN215887614U (en) | 2022-02-22 |
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| CN202120802926.8U Active CN215887614U (en) | 2021-04-19 | 2021-04-19 | Washing machine and shower head structure thereof |
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