CN216427720U - Detergent feeding device and washing machine - Google Patents
Detergent feeding device and washing machine Download PDFInfo
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- CN216427720U CN216427720U CN202122707105.9U CN202122707105U CN216427720U CN 216427720 U CN216427720 U CN 216427720U CN 202122707105 U CN202122707105 U CN 202122707105U CN 216427720 U CN216427720 U CN 216427720U
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Abstract
The application provides a detergent feeding device and a washing machine, wherein a detergent box is arranged on the washing machine; the washing agent box comprises a washing agent box cover, a washing agent box cover and a washing agent box cover, wherein the washing agent box cover is covered on the washing agent box; the negative pressure feeding assembly comprises a negative pressure box and a first water inlet pipe for water inlet, the negative pressure box is arranged on one side of the detergent box cover, and the first water inlet pipe is arranged on the negative pressure box and communicated with the buffer water channel; the negative pressure box is provided with a second pressure relief water channel, the second pressure relief water channel is communicated with the first pressure relief water channel, and the second pressure relief water channel is communicated with the first water inlet pipe through the first pressure relief valve so that part of water flow energy of the first water inlet pipe can flow to the second pressure relief water channel. Through the reposition of redundant personnel effect of buffering water course and pressure release water course, can effectively avoid the rivers of quick circulation to have the phenomenon that the department trickles or splash appears, and then solved the detergent and put in the device and leaked or scurry the problem of water.
Description
Technical Field
The application relates to the technical field of laundry equipment, in particular to a detergent feeding device and a washing machine.
Background
At present, washing machines with automatic putting functions are released by various washing machine manufacturers, intelligent addition of detergent can be achieved by the washing machines, manual addition of the detergent by users is avoided, and the washing machines are more convenient and good in use feeling. With the development of technology and the increasing perfection of functions of washing machines, the demand of users on the technology of automatically putting detergent into the washing machine is higher and higher.
The existing detergent putting device usually adopts a negative pressure type automatic putting principle technology, utilizes water flow to rapidly pass through a Venturi tube, and can form air pressure difference in a detergent cavity, so that the actions of extracting and discharging the detergent can be completed. However, this pumping method requires a fast flow of water through the negative pressure chamber, which causes a large flow of water to flow or splash, and thus the detergent dispensing device is prone to water leakage or water channeling.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a detergent feeding device and a washing machine, and aims to solve the problem that water leakage or water channeling easily occurs in the existing detergent feeding device.
The embodiment of the application provides a detergent input device, includes:
a detergent box;
the detergent box cover is covered on the detergent box, a buffering water channel and a first pressure relief water channel are arranged on one side of the detergent box cover, which is far away from the detergent box, and the first pressure relief water channel and the buffering water channel are respectively communicated to the detergent box; and
the negative pressure feeding assembly comprises a negative pressure box and a first water inlet pipe for water inlet, the negative pressure box is arranged on one side of the detergent box cover, and the first water inlet pipe is arranged on the negative pressure box and communicated with the buffer water channel; the negative pressure box is provided with a second pressure relief water channel, the second pressure relief water channel is communicated with the first pressure relief water channel, and the second pressure relief water channel is communicated with the first water inlet pipe through a first pressure relief valve, so that part of water flow energy of the first water inlet pipe can flow to the second pressure relief water channel.
Optionally, the negative pressure feeding assembly further comprises a second water inlet pipe for water inlet, the second water inlet pipe is arranged on the negative pressure box and communicated to the detergent box, and the second water inlet pipe is communicated with the second pressure relief water channel through a second pressure relief valve, so that part of water flow of the second water inlet pipe can flow to the second pressure relief water channel.
Optionally, the buffering water course includes first lane, second lane and third lane, first lane with the second lane sets up relatively, the third lane is connected first lane with between the second lane in order to incite somebody to action first lane with the second lane intercommunication, first lane is kept away from the one end of third lane with first inlet tube intercommunication.
Optionally, the detergent box cover comprises a mounting wall, the negative pressure box is mounted on the mounting wall, a water outlet channel is arranged on one side, away from the negative pressure box, of the mounting wall, the water outlet channel is communicated into the detergent box, and the second water inlet pipe is communicated with the water outlet channel.
Optionally, the buffer water channel includes a first water inlet and a first water outlet, the first water inlet is communicated with the first water inlet pipe, and the first water outlet is communicated with the water outlet channel.
Optionally, the detergent box includes a peripheral side wall and a bottom wall, the peripheral side wall is disposed on the bottom wall, the peripheral side wall and the bottom wall enclose the detergent box, a drainage channel is disposed on the bottom wall, the bottom wall has an inclination, and the drainage channel is located at a lower end of the bottom wall.
Optionally, the drainage channel is arranged at one end of the bottom wall far away from the negative pressure releasing assembly.
Optionally, a water baffle is disposed on the bottom wall, the water outlet end of the water outlet channel extends to the water baffle, and the water baffle is used for enabling water flowing out of the water outlet end to flow towards a preset direction.
Optionally, the negative pressure releasing assembly further comprises a pipette for extracting a detergent, the pipette is arranged on the negative pressure box, the negative pressure box is provided with a negative pressure cavity and an accommodating cavity, one end of the negative pressure cavity is communicated with the accommodating cavity, the other end of the negative pressure cavity is communicated with the first water inlet pipe, and the first water inlet pipe can enable the negative pressure cavity to be in a negative pressure state when water enters the negative pressure cavity; the liquid suction pipe is communicated with the containing cavity, so that when the negative pressure cavity is in a negative pressure state, the liquid suction pipe can suck the detergent into the containing cavity, and the second water inlet pipe is communicated with the containing cavity, so that the detergent in the containing cavity can be sucked into the second water inlet pipe by the second water inlet pipe when water enters the second water inlet pipe.
In a second aspect, an embodiment of the present application further provides a washing machine, including the detergent dispensing device as described above.
The detergent feeding device and the washing machine provided by the embodiment of the application are characterized in that a buffering water channel and a first pressure relief water channel are arranged on one side, away from a detergent box, of a detergent box cover, the first pressure relief water channel and the buffering water channel are respectively communicated with the detergent box, a first water inlet pipe is communicated with the buffering water channel, so that water of the first water inlet pipe can flow into the buffering water channel for buffering and then flow into the detergent box when water enters, a second pressure relief water channel is arranged on a negative pressure box and is communicated with the first pressure relief water channel, the second pressure relief water channel is communicated with the first water inlet pipe through a first pressure relief valve, part of water flow of the first water inlet pipe can flow into the second pressure relief water channel through the first pressure relief valve and then flow into the detergent box through the second pressure relief water channel, and through the shunting effect of the buffering water channel and the pressure relief water channel, the phenomenon that fast flowing water flow can flow or splashing can be effectively avoided, thereby solving the problem that the detergent feeding device leaks or scurries water.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, wherein like reference numerals represent like parts in the following description.
Fig. 1 is a schematic structural diagram of a detergent dispensing device according to an embodiment of the present application.
Fig. 2 is a schematic structural view of the detergent dispensing device shown in fig. 1 from another view angle.
Fig. 3 is a schematic structural diagram of the negative pressure releasing assembly in fig. 2.
Fig. 4 is an exploded view of a detergent box cover according to an embodiment of the present application.
Fig. 5 is a schematic structural view of the box cover body in fig. 4.
Fig. 6 is a schematic structural view of the detergent box of fig. 1.
Reference numerals:
10. a detergent dispensing device;
11. a detergent box; 111. a cavity; 112. a peripheral side wall; 113. a bottom wall; 1131. a drainage channel; 114. a water baffle;
12. a detergent box cover;
121. a buffer water channel; 1211. first lane division; 1212. second lane division; 1213. thirdly, dividing the channel; 1214. a first water inlet; 1215. a first water outlet;
122. a first pressure relief waterway; 123. a box cover body; 124. a cover; 125. a mounting wall; 126. a water outlet channel;
13. a negative pressure delivery assembly; 131. a negative pressure box; 1311. a negative pressure chamber; 1312. an accommodating cavity; 1313. a first channel; 1314. a second channel; 1315. a third channel; 1316. a second pressure relief waterway; 132. a first water inlet pipe; 133. a second water inlet pipe; 134. a pipette;
14. a first pressure relief valve; 15. a second pressure relief valve.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without inventive step, are within the scope of the present application.
The embodiment of the application provides a detergent feeding device and a washing machine, and aims to solve the problem that water leakage or water channeling easily occurs in the existing detergent feeding device. This will be explained below with reference to the drawings.
The washing machine that this application embodiment provided can be rotary drum washing machine, also can be drum washing machine. The washing machine includes a washing machine main body and a detergent dispenser 10 provided on the washing machine main body. The detergent dispenser 10 may automatically pump the detergent, mix the detergent with water, and discharge the detergent into the washing machine main body. Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a detergent dispensing device according to an embodiment of the present disclosure, and fig. 2 is a schematic structural diagram of another view angle of the detergent dispensing device shown in fig. 1. The detergent dispensing device 10 includes a detergent box 11, a detergent box cover 12 and a negative pressure dispensing assembly 13, the detergent box 11 has a cavity 111, the cavity 111 can contain mixed water mixed with detergent and discharge the water into the washing machine body, the detergent box cover 12 is covered on the detergent box 11, the negative pressure dispensing assembly 13 is arranged at one side of the detergent box cover 12, the negative pressure dispensing assembly 13 is used for feeding water and pumping the detergent into the negative pressure dispensing assembly 13 by using the negative pressure principle and flows into the detergent box 11 along with water flow.
Referring to fig. 3 in conjunction with fig. 2, fig. 3 is a schematic structural diagram of the negative pressure releasing assembly in fig. 2. It will be appreciated that the top of the negative pressure box 131 in fig. 3 is hidden by a top cover in order to make the internal structure of the negative pressure box 131 visible. The negative pressure dispensing assembly 13 may include a negative pressure box 131, a first water inlet pipe 132 for water inlet, and a second water inlet pipe 133 for water inlet, the negative pressure box 131 is disposed at one side of the detergent box cover 12, the first water inlet pipe 132 is disposed on the negative pressure box 131 and water of the first water inlet pipe 132 circulates into the detergent box 11, the second water inlet pipe 133 is disposed on the negative pressure box 131 and communicates to the detergent box 11, a pipette 134 is further disposed on the negative pressure box 131, and the pipette 134 is used for extracting detergent, for example, the pipette 134 may extend into a containing box containing detergent to extract detergent in the containing box. The negative pressure box 131 is provided with a negative pressure cavity 1311 and a containing cavity 1312, one end of the negative pressure cavity 1311 is communicated with the containing cavity 1312, and the other end of the negative pressure cavity 1311 is communicated with the first water inlet pipe 132, it can be understood that the first water inlet pipe 132 can adopt a venturi tube, the negative pressure cavity 1311 can be communicated with the first water inlet pipe 132 through a first channel 1313, and a one-way valve or a float valve can be arranged at the first channel 1313, when the first water inlet pipe 132 is intaking water, because the flow rate of water is fast, and because the negative pressure cavity 1311 is communicated with the first water inlet pipe 132, the first water inlet pipe 132 can enable the negative pressure cavity 1311 to be in a negative pressure state when intaking water, and because the containing cavity 1312 is communicated with the negative pressure cavity 1311, the containing cavity 1312 is also in a negative pressure state. Wherein the pipette 134 is communicated with the accommodating cavity 1312, such as the pipette 134 is communicated with the accommodating cavity 1312 through the second channel 1314, the second channel 1314 can be provided with a one-way valve or a float valve, when the negative pressure cavity 1311 is in a negative pressure state, the accommodating cavity 1312 is also in a negative pressure state, at this time, the pipette 134 is communicated with the accommodating cavity 1312, so that the pipette 134 can draw the detergent into the accommodating cavity 1312, and the accommodating cavity 1312 can temporarily store the detergent. It can be understood that the first water inlet pipe 132 can realize the negative pressure in the negative pressure box 131 to draw the detergent into the accommodating chamber 1312 while the water is being fed.
The second water inlet pipe 133 may employ a venturi tube, the second water inlet pipe 133 communicates with the receiving chamber 1312, such that the second water inlet pipe 133 communicates with the receiving chamber 1312 through the third passage 1315, and the third passage 1315 may be provided with a check valve or a ball cock, so that when the second water inlet pipe 133 is supplied with water, detergent in the receiving chamber 1312 can be drawn into the second water inlet pipe 133 by a pressure difference and circulated into the detergent box 11 together with the water in the second water inlet pipe 133. The first and second water inlet pipes 132 and 133 are alternately arranged to allow water to be introduced and detergent to be pumped, and the water is sufficiently mixed in the detergent box 11 and discharged into the washing machine body.
It should be noted that the structure for extracting detergent in the detergent putting device 10 may adopt the existing double negative pressure extraction structure, adopt the negative pressure type automatic putting principle technology, utilize water flow to quickly pass through the venturi tube, and form an air pressure difference in the accommodating cavity 1312, so as to complete the actions of extracting and discharging detergent. However, this pumping method requires rapid water flow, which causes a large amount of water to flow or splash, and thus the detergent dispenser 10 is prone to water leakage or water channeling.
Based on this, with continued reference to fig. 2 and 3, it can be understood that the top cover is hidden in the top of the detergent box cover in fig. 2 in order to clearly see the water channel structure inside the detergent box cover 12. The detergent feeding device 10 provided by the embodiment of the application is provided with the buffer water channel 121 and the first pressure relief water channel 122 on one side of the detergent box cover 12 departing from the detergent box 11, and the first pressure relief water channel 122 and the buffer water channel 121 are respectively communicated to the detergent box 11. The negative pressure box 131 is disposed at one side of the detergent box cover 12, and the first water inlet pipe 132 is disposed at the negative pressure box 131 and communicated with the buffer water channel 121, so that when the first water inlet pipe 132 is supplying water, water flow can flow into the detergent box 11 after being buffered by the buffer water channel 121, and the flow rate of water entering the detergent box 11 is effectively controlled. In addition, a second pressure relief water channel 1316 is disposed on the negative pressure box 131, the second pressure relief water channel 1316 is communicated with the first pressure relief water channel 122, and the second pressure relief water channel 1316 is communicated with the first water inlet pipe 132 through the first pressure relief valve 14, so that part of the water flow of the first water inlet pipe 132 can flow to the second pressure relief water channel 1316, and flow to the first pressure relief water channel 122 through the second pressure relief water channel 1316, and finally flow into the detergent box 11. Through the reposition of redundant personnel effect of buffering water course 121 and pressure release water course, can effectively avoid among the first inlet tube 132 rapid circulation's rivers to have nowhere to flow or the phenomenon that splashes appears, and then solved detergent and put in device 10 and leaked or scurry the problem of water.
The second water inlet pipe 133 is disposed in the negative pressure box 131 and communicated to the detergent box 11, so that water in the second water inlet pipe 133 can flow into the detergent box 11, and as can be understood, the flow rate of water in the second water inlet pipe 133 is also relatively large, and therefore, please refer to fig. 2 and fig. 3, the second water inlet pipe 133 in the embodiment of the present disclosure is further communicated with the second pressure relief water channel 1316 through the second pressure relief valve 15, so that a part of water in the second water inlet pipe 133 can flow into the second pressure relief water channel 1316, and flow into the first pressure relief water channel 122 through the second pressure relief water channel 1316, and finally flow into the detergent box 11, that is, the water flow in the second water inlet pipe 133 is also split, so that the phenomenon that the water flow flowing fast in the second water inlet pipe 133 does not flow or splashes can be effectively avoided, and the problem of water leakage or water channeling of the detergent dispensing device 10 is further solved.
In order to provide a better buffering effect for the buffering water channel 121, the buffering water channel 121 may be configured to resemble a "U" shape, for example, as shown in fig. 2, the buffering water channel 121 includes a first sub-channel 1211, a second sub-channel 1212, and a third sub-channel 1213, the first sub-channel 1211 is disposed opposite to the second sub-channel 1212, the third sub-channel 1213 is connected between the first sub-channel 1211 and the second sub-channel 1212 to communicate the first sub-channel 1211 with the second sub-channel 1212, and an end of the first sub-channel 1211 away from the third sub-channel 1213 is communicated with the first water inlet pipe 132, so that the water flow in the first water inlet pipe 132 can flow into the buffering water channel 121. It is understood that the buffer water passage 121 includes a first water inlet 1214 and a first water outlet 1215, the first water inlet 1214 is communicated with the first water inlet pipe 132, and the first water outlet 1215 is communicated with the detergent box 11, so that the water flowing into the buffer water passage 121 from the first water inlet pipe 132 can flow into the detergent box 11 after being buffered.
For example, in order to facilitate the formation of the buffer water channel 121 and the first pressure relief water channel 122 on the detergent box cover 12, the detergent box cover 12 may be configured as a split structure, as shown in fig. 4, where fig. 4 is an exploded view of the detergent box cover according to the embodiment of the present disclosure. The detergent box cover 12 includes a box cover body 123 and a cover 124, the buffer water channel 121 and the first pressure-relief water channel 122 are disposed on a side of the box cover body 123 away from the detergent box 11, and the cover 124 covers the box cover body 123 to form a water flow loop cavity to define the buffer water channel 121 and the first pressure-relief water channel 122. Wherein, the cover 124 can be disposed on the box cover body 123 by welding. The connection between the detergent box cover 12 and the detergent box 11 may be a snap connection, and specifically, the box cover body 123 is covered on the detergent box 11 by the snap connection.
In some embodiments, to facilitate installation of the negative pressure box 131, please refer to fig. 5 in combination with fig. 2, and fig. 5 is a schematic structural diagram of the box cover body in fig. 4. The detergent box cover 12 may include a mounting wall 125, and the negative pressure box 131 is mounted on the mounting wall 125, wherein a water outlet channel 126 is provided at a side of the mounting wall 125 away from the negative pressure box 131, the water outlet channel 126 is communicated into the detergent box 11, and the second water inlet pipe 133 is communicated with the water outlet channel 126, so that water in the second water inlet pipe 133 can circulate into the detergent box 11 through the water outlet channel 126.
In order to save space in the detergent box 11, the buffer water channel 121 and the second water inlet pipe 133 share one water outlet channel 126, i.e., the first water outlet 1215 of the buffer water channel 121 is also communicated with the water outlet channel 126.
In order to more clearly explain the structure of the detergent box 11, the structure of the detergent box 11 will be described below with reference to the accompanying drawings.
For example, referring to fig. 6 in conjunction with fig. 1, fig. 6 is a schematic structural diagram of the detergent box of fig. 1. The detergent box 11 comprises a peripheral side wall 112 and a bottom wall 113, the peripheral side wall 112 is arranged on the bottom wall 113, the peripheral side wall 112 and the bottom wall 113 enclose the detergent box 11, and the detergent box cover 12 and the peripheral side wall 112 can be fixed in a snap connection mode, so that the detergent box cover 12 is arranged on the detergent box 11 in a covering mode. In order to allow water in the detergent box 11 to flow into the washing machine body, a drain channel 1131 is formed on the bottom wall 113, and the water mixed with detergent entering the detergent box 11 can be discharged through the drain channel 1131. In order to facilitate the drainage of the water in the detergent box 11, the bottom wall 113 may be formed to have a slope, the drainage channel 1131 is formed at the lower end of the bottom wall 113 to facilitate the drainage of the water in the detergent box 11, and the water can flow only from the higher end to the lower end to indirectly control the flow direction of the water.
Illustratively, the drain channel 1131 is disposed at an end of the bottom wall 113 far from the negative pressure feeding assembly 13, and since there are not too many parts at the end of the detergent box 11 far from the negative pressure feeding assembly 13, the space at this position is large, so that when the drain channel 1131 is disposed at an end of the bottom wall 113 far from the negative pressure feeding assembly 13, water can be discharged at the end of the detergent box 11 where the space is large.
As shown in fig. 1 and fig. 6, a water baffle 114 is disposed on the bottom wall 113, the water baffle 114 is used for making the water flowing out from the water outlet end flow in a preset direction, the water outlet end of the water outlet channel 126 extends to the water baffle 114, and when the water in the water outlet channel 126 flows out from the water outlet end, the water can flow in the preset direction due to the blocking effect of the water baffle 114. Such as the water baffle 114 is "L" shaped, the water baffle 114 can be semi-encircled at the water outlet end of the water outlet channel 126, and the water flowing out of the water outlet channel 126 is blocked when flowing towards the water baffle 114, so as to flow towards the direction which is not blocked by the water baffle 114, so that the water flowing out of the water outlet end can flow towards the preset direction.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.
The detergent feeding device and the washing machine provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core ideas of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A detergent dispensing device, comprising:
a detergent box;
the detergent box cover is covered on the detergent box, a buffering water channel and a first pressure relief water channel are arranged on one side of the detergent box cover, which is far away from the detergent box, and the first pressure relief water channel and the buffering water channel are respectively communicated to the detergent box; and
the negative pressure feeding assembly comprises a negative pressure box and a first water inlet pipe for water inlet, the negative pressure box is arranged on one side of the detergent box cover, and the first water inlet pipe is arranged on the negative pressure box and communicated with the buffer water channel; the negative pressure box is provided with a second pressure relief water channel, the second pressure relief water channel is communicated with the first pressure relief water channel, and the second pressure relief water channel is communicated with the first water inlet pipe through a first pressure relief valve, so that part of water flow energy of the first water inlet pipe can flow to the second pressure relief water channel.
2. The detergent dispensing device according to claim 1, wherein the negative pressure dispensing assembly further comprises a second water inlet pipe for water inlet, the second water inlet pipe is disposed in the negative pressure box and communicated to the detergent box, and the second water inlet pipe is communicated with the second pressure release water channel through a second pressure release valve, so that a part of water flow of the second water inlet pipe can be communicated to the second pressure release water channel.
3. The detergent dispensing device of claim 1, wherein the buffer water channel comprises a first channel, a second channel, and a third channel, the first channel being opposite to the second channel, the third channel being connected between the first channel and the second channel to communicate the first channel with the second channel, and an end of the first channel remote from the third channel being in communication with the first water inlet pipe.
4. The detergent dispensing device according to claim 2, wherein the detergent box cover comprises a mounting wall, the negative pressure box is mounted on the mounting wall, a water outlet channel is arranged on a side of the mounting wall facing away from the negative pressure box, the water outlet channel is communicated with the inside of the detergent box, and the second water inlet pipe is communicated with the water outlet channel.
5. The detergent dispensing device of claim 4, wherein the buffer water channel comprises a first water inlet and a first water outlet, the first water inlet being in communication with the first water inlet pipe, the first water outlet being in communication with the water outlet channel.
6. The detergent dispensing device according to claim 4, wherein the detergent box comprises a peripheral side wall and a bottom wall, the peripheral side wall is disposed on the bottom wall, the peripheral side wall and the bottom wall enclose the detergent box, a drain channel is disposed on the bottom wall, the bottom wall has a slope, and the drain channel is located at a lower end of the bottom wall.
7. The detergent dispensing device of claim 6, wherein the drain channel is disposed at an end of the bottom wall remote from the negative pressure dispensing assembly.
8. The detergent dispensing device of claim 6, wherein a water baffle is disposed on the bottom wall, and the water outlet end of the water outlet channel extends to the water baffle for making water flowing out from the water outlet end flow in a predetermined direction.
9. The detergent dispensing device according to claim 2, wherein the negative pressure dispensing assembly further comprises a pipette for extracting detergent, the pipette is disposed on the negative pressure box, the negative pressure box is provided with a negative pressure cavity and a containing cavity, one end of the negative pressure cavity is communicated with the containing cavity, the other end of the negative pressure cavity is communicated with the first water inlet pipe, and the first water inlet pipe enables the negative pressure cavity to be in a negative pressure state when water enters the first water inlet pipe; the liquid suction pipe is communicated with the containing cavity, so that when the negative pressure cavity is in a negative pressure state, the liquid suction pipe can suck the detergent into the containing cavity, and the second water inlet pipe is communicated with the containing cavity, so that the detergent in the containing cavity can be sucked into the second water inlet pipe by the second water inlet pipe when water enters the second water inlet pipe.
10. A washing machine comprising a detergent dispensing device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122707105.9U CN216427720U (en) | 2021-11-05 | 2021-11-05 | Detergent feeding device and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122707105.9U CN216427720U (en) | 2021-11-05 | 2021-11-05 | Detergent feeding device and washing machine |
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| Publication Number | Publication Date |
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| CN216427720U true CN216427720U (en) | 2022-05-03 |
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| CN202122707105.9U Active CN216427720U (en) | 2021-11-05 | 2021-11-05 | Detergent feeding device and washing machine |
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| Country | Link |
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- 2021-11-05 CN CN202122707105.9U patent/CN216427720U/en active Active
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