CN221663226U - Clothes treating apparatus - Google Patents

Abstract

The present utility model relates to a laundry treatment apparatus, comprising: a case; the washing cylinder is arranged in the box body, a washing cavity is formed in the washing cylinder, and a water outlet communicated with the washing cavity is formed at the bottom of the washing cylinder; the first end of the drain pipe is connected with the drain outlet, and the second end of the drain pipe is communicated with the outside of the box body; the water residue blocking device comprises a one-way valve arranged at the water outlet, the upper part of the one-way valve is communicated with the water outlet, and the lower part of the one-way valve is provided with a valve port; when the water outlet discharges water, the valve port can be opened by the impact force of water flow, so that the water in the washing cavity can be discharged through the water outlet, the valve port and the water discharge pipe in sequence; after the water discharge of the water discharge port is finished, the valve port can be automatically closed to seal the water discharge port, so that odor emitted by water remained in the water discharge pipe can be automatically prevented from being emitted into the washing cavity through the water discharge port after washing is finished.

Description

Clothes treating apparatus

Technical Field

The utility model relates to the technical field of household appliances, in particular to a clothes treatment device.

Background

Clothes treatment devices such as drum washing machines, pulsator washing machines, washing and drying integrated machines are household electrical appliances for washing clothes by using electric energy to generate mechanical action, and are popular in many families. With the improvement of consumer living standard, the demands for laundry treatment apparatuses are also increasing.

The common clothes treatment device on the market generally comprises a box body and a washing cylinder arranged in the box body, a washing cavity is arranged in the washing cylinder, a water outlet and a water drain pipe communicated with the water outlet are arranged at the bottom of the washing cylinder, and water in the washing cavity can be discharged to the outside of the box body through the water drain pump matched with the water outlet and the water drain pipe.

In the existing clothes treatment device, when the clothes are washed and drained, the drainage pump cannot drain all the washing water in the clothes treatment equipment, so that a part of water can be retained in the drainage pump or the drainage pipe, bacteria and odor can be bred in the water retained in the drainage pump or the drainage pipe, and the water returns to the washing cavity through the drainage port, and bad smell experience is brought to a user.

Disclosure of utility model

The object of the present utility model is to provide a laundry treating apparatus to optimize a drain structure of the laundry treating apparatus in the related art, preventing the taste of water remained in a drain pump or drain pipe from being emitted into a washing chamber.

In order to solve the technical problems, the utility model adopts the following technical scheme:

According to one aspect of the present utility model, there is provided a laundry treating apparatus comprising: a cabinet configured as a housing outside the laundry treating apparatus; the washing cylinder is arranged in the box body, a washing cavity is formed in the washing cylinder, and a water outlet communicated with the washing cavity is formed in the bottom of the washing cylinder; the first end of the drain pipe is connected with the drain outlet, and the second end of the drain pipe is communicated with the outside of the box body; the water residue blocking device comprises a one-way valve arranged at the water outlet, the upper part of the one-way valve is communicated with the water outlet, and the lower part of the one-way valve is provided with a valve port; when the water outlet discharges water, the valve port can be opened by the impact force of water flow, so that water in the washing cavity can be discharged through the water outlet, the valve port and the water discharge pipe in sequence; after the water discharge of the water discharge port is finished, the valve port can be automatically closed to seal the water discharge port.

In some embodiments of the present application, the laundry treating apparatus further includes a drain pump, the drain pump is disposed below the drain opening, a water pumping end of the drain pump is connected to the drain opening, and a water draining end of the drain pump is connected to the first end of the drain pipe; when the drain pump is opened, the suction force of the drain pump can enable the valve port to be opened.

In some embodiments of the present application, the laundry treating apparatus further includes a pump cylinder connection pipe provided between the drain port and the drain pump; one end of the pump barrel connecting pipe is sleeved on the periphery of the water outlet, and the other end of the pump barrel connecting pipe is connected with the water pumping end of the water discharging pump; the one-way valve is arranged inside the pump cylinder connecting pipe.

In some embodiments of the application, a connector pipe extending downwards is arranged below the bottom of the washing cylinder in a protruding way, and the water outlet is formed in the connector pipe; one end of the pump cylinder connecting pipe is sleeved on the periphery of the interface pipe.

In some embodiments of the present application, the upper portion of the check valve is disposed at the bottom port of the mouthpiece, and the lower portion of the check valve protrudes from the bottom port of the mouthpiece and extends downward.

In some embodiments of the present application, the plugging residual water device further includes an embedded pipe disposed in the interface pipe, the upper end of the embedded pipe is inserted into the water outlet in a sealing manner, and the lower end of the embedded pipe protrudes out of the bottom end opening of the interface pipe; the upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, and the upper end of the one-way valve is communicated with the inside of the embedded pipe.

In some embodiments of the present application, a protruding rib circumferentially arranged around is protruding on the outer peripheral wall of the lower end of the embedded pipe, and a positioning groove circumferentially arranged around is provided on the inner wall of the upper portion of the one-way valve; when the upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, the convex rib is embedded in the positioning groove.

In some embodiments of the present application, the ribs and the one-way valve are both disposed below the bottom port of the interface tube; and when the upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, the upper end of the one-way valve can prop against the peripheral side wall of the bottom end of the interface pipe.

In some embodiments of the present application, a valve mouth extending downward is convexly arranged at the bottom end of the one-way valve, and the valve port is formed inside the valve mouth; when the water outlet discharges water, the impact force of water flow can prop up the valve mouth so as to open the valve port; after the water discharge of the water outlet is finished, the valve mouth can automatically retract to close the valve port.

In some embodiments of the application, the valve mouth includes a tapered portion and a flat mouth portion; the conical part is arranged by extending downwards from the bottom end of the one-way valve, and a conical channel is formed in the conical part; the valve port is formed in the flat mouth part, and the one-way valve is communicated with the valve port through the conical channel.

The embodiment of the utility model has the following advantages and positive effects:

In the clothes treatment device provided by the embodiment of the utility model, the washing cylinder is arranged in the box body, the washing cavity is arranged in the washing cylinder, the water outlet and the water drain pipe connected with the water outlet are arranged at the bottom of the washing cylinder, and the water in the washing cavity can be discharged out of the box body by utilizing the cooperation of the water outlet and the water drain pipe; meanwhile, a water blocking residual device is additionally arranged at the water outlet, and the water outlet is blocked by the water blocking residual device; the water blocking residual device comprises a one-way valve arranged at the water outlet, the upper part of the one-way valve is communicated with the water outlet, and the lower part of the one-way valve is provided with a valve port; when the water outlet discharges water, the valve port can be opened by the impact force of water flow, so that water in the washing cavity can smoothly pass through the water outlet, the valve port and the drain pipe in sequence to be discharged out of the box body; after the water discharge is finished, the valve port of the one-way valve can be automatically closed to automatically seal the water discharge port, so that odor emitted by water retained in the water discharge pipe can be automatically prevented from being emitted into the washing cavity through the water discharge port after the washing is finished.

Drawings

Fig. 1 is a schematic view illustrating a structure of a laundry treating apparatus according to an embodiment of the present utility model.

Fig. 2 is a schematic view of a part of the structure of the inside of fig. 1.

Fig. 3 is a schematic view of a part of the structure of the inside of fig. 2.

Fig. 4 is a schematic cross-sectional view of fig. 2.

Fig. 5 is an enlarged schematic view of the area a in fig. 4.

Fig. 6 is a partially enlarged schematic view of the structure of fig. 5.

Fig. 7 is a schematic view of the structure of the device for blocking residual water in fig. 6.

Fig. 8 is an exploded view of fig. 7.

Fig. 9 is a schematic view of the structure of fig. 4 in another state.

Fig. 10 is an enlarged schematic view of the area B in fig. 9.

Fig. 11 is a partially enlarged schematic construction view of fig. 10.

Fig. 12 is a schematic view of the structure of the device for blocking residual water of fig. 11.

The reference numerals are explained as follows: 1. a case; 11. a clothes putting port; 12. a door; 13. a driving device; 14. a door seal; 15. a detergent delivery box; 2. a washing drum; 20. a washing chamber; 21. an outer cylinder; 211. an interface tube; 22. an inner cylinder; 23. a water outlet; 3. a drain pipe; 4. a draining pump; 5. a pump cylinder connecting pipe; 6. plugging the residual water device; 61. an embedded pipe; 611. convex ribs; 62. a one-way valve; 6201. a valve port; 6202. a tapered channel; 621. a positioning groove; 622. a valve mouth; 6221. a tapered portion; 6222. a flat mouth.

Detailed Description

Exemplary embodiments that embody features and advantages of the present utility model will be described in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The common clothes treatment device on the market generally comprises a box body and a washing cylinder arranged in the box body, a washing cavity is arranged in the washing cylinder, a water outlet and a water drain pipe communicated with the water outlet are arranged at the bottom of the washing cylinder, and water in the washing cavity can be discharged to the outside of the box body through the water drain pump matched with the water outlet and the water drain pipe.

In the existing clothes treatment device, when the clothes are washed and drained, the drainage pump cannot drain all the washing water in the clothes treatment equipment, so that a part of water can be retained in the drainage pump or the drainage pipe, bacteria and odor can be bred in the water retained in the drainage pump or the drainage pipe, and the water returns to the washing cavity through the drainage port, and bad smell experience is brought to a user.

The directions of up, down, left, right, front and rear are all defined herein with reference to the direction in which the laundry treating apparatus is used, wherein the side of the laundry treating apparatus facing the user when in use is defined as front and the opposite side is defined as rear, and the up, down, left and right directions are determined accordingly.

Fig. 1 is a schematic view illustrating a structure of a laundry treating apparatus according to an embodiment of the present utility model. Fig. 2 is a schematic view of a part of the structure of the inside of fig. 1. Fig. 3 is a schematic view of a part of the structure of the inside of fig. 2.

Referring to fig. 1 to 3, a clothes treating apparatus according to an embodiment of the present utility model mainly includes a case 1, a washing drum 2 disposed in the case 1, a drain pipe 3 disposed below the bottom of the washing drum 2, and a water residue blocking device 6. The configuration of the present utility model will be described below using a drum washing machine as an example.

The casing 1 forms a casing outside the laundry machine such as a drum washing machine, the casing 1 is generally a rectangular hollow structure, and the external shape of the casing 1 can be designed according to need, which is not limited herein. The inner space of the case 1 may provide an installation space for the washing tub 2, the drain pipe 3, the drain pump 4, the blocking residual water device 6, and the like.

In some embodiments, a laundry putting opening 11 is formed on the front sidewall of the case 1, and the laundry putting opening 11 communicates with the inner space of the case 1. The front side of the box body 1 is provided with a box door 12, and the box door 12 is used for opening and closing a clothes putting opening 11 on the front side of the box body 1, so as to open and close the space therein.

In other embodiments, for example, when the laundry treating apparatus is a pulsator washing machine, the laundry inlet 11 is formed on the top side wall of the cabinet 1, and the door 12 is also formed on the top side wall of the cabinet 1.

In some embodiments, the box door 12 and the box body 1 can be connected through a hinge, and the box door 12 can rotate around the axis of the hinge, so that the box door 12 can be opened and closed, and the clothes putting opening 11 is opened and closed.

Referring to fig. 1 to 3, a washing drum 2 is disposed in a case 1, and the washing drum 2 is disposed to extend in a front-rear direction of the case 1. A washing chamber 20 is formed in the washing tub 2. The front end surface of the washing drum 2 is provided with a drum opening which is communicated with the inside of the washing cavity 20. The opening is aligned with the laundry inlet 11 of the cabinet 1 and the cabinet door 12. After the door 12 is opened, the laundry can be put into the washing chamber 20 in the washing drum 2 through the laundry putting opening 11 at the front side of the cabinet 1 and the opening at the front end of the washing drum 2 in order, and laundry washing, laundry dehydration and other operations can be performed. When the case 1 is closed, the case 1 can simultaneously close the laundry putting opening 11 and the washing chamber 20.

It should be noted that, in other embodiments, such as when the washing machine is an pulsator washing machine, the washing tub 2 is vertically arranged to extend along the up-down direction of the cabinet 1, and the tub opening of the washing tub 2 is disposed on the top end surface of the washing tub 2.

Fig. 4 is a schematic cross-sectional view of fig. 2.

Referring to fig. 1-4, in some embodiments, the wash tub 2 includes an outer tub 21 and an inner tub 22. The outer tube 21 is provided inside the case 1, and the inner tube 22 is rotatably provided in the outer tube 21. The washing chamber 20 is formed inside the inner cylinder 22, so that the inner cylinder 22 can drive the clothes to rotate relative to the outer cylinder 21, and uniformity of clothes washing and clothes dehydration is improved.

In some embodiments, the tub 21 is configured as a tub for containing wash water, i.e., the interior space of the tub 21 can be used to contain wash liquid, such as water, detergent, softener, etc. The peripheral wall of the inner tub 22 is provided with water through holes (not shown), and washing liquid can enter the washing cavity 20 in the inner tub 22 through the water through holes, and the washing cavity 20 in the inner tub 22 is used for containing clothes to be washed. When the inner drum 22 rotates relative to the outer drum 21, the washing function of the clothes in the washing chamber 20 in the inner drum 22 can be realized. It should be noted that, in other embodiments, the washing chamber 20 may also be used for drying laundry, such as a washing and drying machine.

In some embodiments, the outer cylinder 21 and the inner cylinder 22 are coaxially arranged inside and outside, the front end of the outer cylinder 21 and the front end of the inner cylinder 22 are provided with openings which are oppositely arranged, and the front end openings of the outer cylinder 21 and the front end openings of the inner cylinder 22 are combined to form the cylinder mouth of the washing cylinder 2.

Referring to fig. 4, in some embodiments, a driving device 13, such as a driving motor, is disposed in the case 1. The driving device 13 is provided outside the outer tube 21, and the driving device 13 is provided inside the case 1. The output end of the driving device 13 extends into the outer cylinder 21 and is in transmission connection with the inner cylinder 22. Therefore, the driving device 13 can drive the inner cylinder 22 to rotate relative to the outer cylinder 21, so as to realize the washing and dewatering functions of the washing cavity 20 in the inner cylinder 22.

Referring to fig. 1 to 3, in some embodiments, a door seal 14 is disposed around the laundry inlet 11, and the door seal 14 is disposed at the opening of the washing tub 2. The door seal 14 is of an annular structure, the door seal 14 is circumferentially arranged at the laundry putting opening 11 and the opening of the washing drum 2, and the door seal 14 is arranged between the laundry putting opening 11 and the opening of the outer drum 21.

In some embodiments, dock seal 14 is formed from a resilient sealing material. The peripheral edge of the front end of the door seal 14 is in sealing connection with the peripheral edge of the clothes putting opening 11 of the box body 1, the peripheral edge of the rear end of the door seal 14 is in sealing connection with the opening edge of the outer cylinder 21, and then gaps between the clothes putting opening 11 of the box body 1 and the opening of the outer cylinder 21 are sealed. Therefore, when the door 12 closes the laundry putting-in port 11 at the front side of the cabinet 1, the door seal 14 can prevent water in the washing chamber 20 from entering into the cabinet 1, and at the same time, the door 12 can prevent water in the washing chamber 20 from overflowing from the laundry putting-in port 11 of the cabinet 1.

Referring to fig. 1 to 4, in some embodiments, a detergent delivery box 15 is provided inside the case 1, and the detergent delivery box 15 is provided outside the washing tub 2. The detergent delivery box 15 is communicated with a washing cavity 20 in the washing cylinder 2. The detergent delivery box 15 is mainly used for delivering the detergent, and by adding the detergent into the detergent delivery box 15, when the clothes are washed in the washing drum 2, external water source and the detergent can be conveyed into the washing cavity 20 through the detergent delivery box 15, so that the function of washing the clothes is realized. The detergent may be a liquid detergent such as a liquid detergent and a softener, or may be a solid detergent such as a liquid detergent.

In some embodiments, the detergent delivery cartridge 15 is provided on one side of the top of the outer tub 21. The bottom of the detergent delivery box 15 is provided with a downward extending water outlet pipe 151, and the water outlet pipe 151 is connected with the washing cavity 20 in the inner barrel 22, namely, the water outlet pipe 151 is communicated with the inside of the detergent delivery box 15 and the washing cavity 20, so that external water source and detergent can be conveyed into the washing cavity 20 through the water outlet pipe 151.

In some embodiments, a flexible connection pipe 152 is arranged between the water outlet pipe 151 and the outer barrel 21, the flexible connection pipe 152 adopts a flexible hose structure, one end of the flexible connection pipe 152 is detachably sleeved at the lower end of the water outlet pipe 151, the upper end of the water outlet pipe 151 is communicated with the inside of the detergent delivery box 15, and the other end of the flexible connection pipe 152 is communicated with the inside of the outer barrel 21. Therefore, the external water source and the detergent can be sequentially transferred to the inside of the outer tub 21 through the outlet pipe 151 and the flexible connection pipe 152, and then transferred to the inside of the washing chamber 20.

Fig. 5 is an enlarged schematic view of the area a in fig. 4.

Referring to fig. 1 to 5, in some embodiments, a drain opening 23 is provided at the bottom of the outer tub 21 of the washing tub 2, which communicates with the washing chamber 20, and the drain opening 23 is disposed to extend downward from the bottom of the outer tub 21. The washing chamber 20 communicates with the outside of the outer tub 21 through the drain port 23, thereby draining the washing water in the washing chamber 20 out of the washing tub 2 and the cabinet 1.

Referring to fig. 4 to 5, in some embodiments, a drain pipe 3 is provided in the case 1, a first end of the drain pipe 3 is connected to the drain port 23, and a second end of the drain pipe 3 is used to communicate with the outside of the case 1. Accordingly, the water in the washing chamber 20 can be discharged to the outside of the cabinet 1 through the drain port 23 and the drain pipe 3 in this order.

In some embodiments, the drain pipe 3 extends upwards along the inner wall of the box 1, the lower end of the drain pipe 3 is a first end, the lower end of the drain pipe 3 is connected with the drain outlet 23, the upper end of the drain pipe 3 is a second end, and after the upper end of the drain pipe 3 extends to the top area of the inner wall of the box 1, the drain pipe passes through the inner wall of the box 1 and extends outside the box 1.

In some embodiments, a drain pump 4 is provided below the bottom of the wash tub 2, the drain pump 4 being provided below the drain outlet 23. The drain pump 4 has a pumping end and a drain end, the pumping end of the drain pump 4 is connected to the drain port 23, and the drain end of the drain pump 4 is connected to the first end of the drain pipe 3. When the drain pump 4 is turned on, the water suction end of the drain pump 4 can suck water in the washing chamber 20 through the water discharge opening 23, and sequentially pass through the water discharge end of the drain pump 4 and the water discharge pipe 3 to discharge the sucked washing water to the outside of the cabinet 1.

Fig. 6 is a partially enlarged schematic view of the structure of fig. 5.

Referring to fig. 4 to 6, in some embodiments, a pump cylinder connection pipe 5 is disposed between the drain outlet 23 and the drain pump 4, and the pump cylinder connection pipe 5 may have a flexible hose structure. One end of the pump barrel connecting pipe 5 is sleeved on the periphery of the water outlet 23, and the other end of the pump barrel connecting pipe 5 is connected with the water pumping end of the water discharging pump 4. Therefore, when the drain pump 4 is operated, the water in the washing chamber 20 can be discharged to the outside of the casing 1 through the drain port 23, the pump cylinder connection pipe 5, the drain pump 4, and the drain pipe 3 in this order.

In some embodiments, a mouthpiece 211 extending downward is provided under the bottom of the washing tub 2, the mouthpiece 211 extending downward from the bottom of the outer tub 21, and a drain port 23 is formed in the mouthpiece 211. The pump cylinder connecting pipe 5 is arranged below the water outlet 23, the upper end of the pump cylinder connecting pipe 5 is sleeved on the periphery of the joint pipe 211, and the lower end of the pump cylinder connecting pipe 5 is connected with the water pumping end of the water discharging pump 4. Therefore, the pump cylinder connection pipe 5 can be stably fixed to the mouthpiece 211, and the connection stability of the pump cylinder connection pipe 5 and the drain port 23 can be maintained.

Referring to fig. 6, in some embodiments, the upper end of the pump cylinder connection tube 5 is detachably sleeved on the outer circumference of the mouthpiece 211, so as to facilitate the installation and removal of the pump cylinder connection tube 5. For example, the upper end of the pump cylinder connection tube 5 may be fixedly fitted over the outer peripheral wall of the mouthpiece 211 by a clip.

Fig. 7 is a schematic view of the structure of the plugging residual water device 6 in fig. 6. Fig. 8 is an exploded view of fig. 7.

Referring to fig. 4 to 8, in some embodiments, a blocking residual water device 6 is provided at the drain port 23, and the blocking residual water device 6 is used to block the drain port 23 after the drain is completed, preventing the taste of the water stagnating in the drain pump 4 or the drain pipe 3 from being emitted into the washing chamber 20.

In some embodiments, the plugging residual water device 6 comprises an in-line tube 61 and a one-way valve 62. Wherein, the embedded pipe 61 is embedded at the water outlet 23, the embedded pipe 61 is a tubular structural member, and the embedded pipe 61 extends up and down. The upper end of the embedded pipe 61 is inserted into the drain port 23 in a sealing manner, so that the outer periphery of the embedded pipe 61 is in sealing contact with the inner wall of the drain port 23. The lower end of the in-line pipe 61 serves to provide an installation position and an installation space for the check valve 62,

In some embodiments, the upper portion of the check valve 62 is sleeved at the bottom end of the in-tube 61, and the upper portion of the check valve 62 communicates with the inside of the in-tube 61, thereby enabling the upper end of the check valve 62 to communicate with the drain port 23, while the lower portion of the check valve 62 has the valve port 6201. The valve port 6201 of the check valve 62 has a one-way flow property, and after the water discharge is completed, the valve port 6201 of the check valve 62 can be automatically closed to further block the water discharge port 23, thereby preventing the taste of the water retained in the drain pump 4 or the drain pipe 3 from being emitted into the washing chamber 20 through the water discharge port 23. In the draining process of the drain outlet 23, the impact force of the water flow can prop up the valve port 6201, so that the valve port 6201 is opened, and the drain outlet 23 is opened, so that the water in the washing cavity 20 can be continuously drained from the drain outlet 23 and the valve port 6201 of the one-way valve 62.

In some embodiments, the check valve 62 is made of a flexible material having a certain elasticity, such as rubber. Therefore, when the drain port 23 is not drained or when the drain port 23 is drained, the valve port 6201 of the check valve 62 can be automatically contracted and closed, thereby closing the drain port 23; meanwhile, in the process of draining the water through the water outlet 23, the impact force of water flow can overcome the elastic force to open the valve port 6201, so that the valve port 6201 is opened.

Fig. 9 is a schematic view of the structure of fig. 4 in another state. Fig. 10 is an enlarged schematic view of the area B in fig. 9. Fig. 11 is a partially enlarged schematic construction view of fig. 10. Fig. 12 is a schematic view of the structure of the plugging residual water device 6 in fig. 11.

Referring to fig. 4 to 12, in some embodiments, when the pump cylinder connection tube 5 is connected to the mouthpiece 211, the bottom end of the embedded tube 61 and the check valve 62 are both disposed inside the pump cylinder connection tube 5. When the drain pump 4 works, the residual water in the pump cylinder connecting pipe 5 can be extracted by the suction force of the drain pump 4, so that the pressure in the pump cylinder connecting pipe 5 is reduced, the water in the washing cylinder 2 is forced to flow into the pump cylinder connecting pipe 5 through the drain outlet 23, and when the water passes through the drain outlet 23, the impact force of the water flow can overcome the elastic restoring force at the valve port 6201 of the one-way valve 62, so as to further open the valve port 6201, as shown in fig. 11, so that the drain outlet 23 is opened, and the water in the washing cavity 20 can be continuously discharged from the drain outlet 23 and the valve port 6201 of the one-way valve 62.

When the drain pump 4 stops working, no water flow impacts the drain outlet 23, and the valve port 6201 of the check valve 62 can be automatically closed under the action of elastic restoring force of the material at the valve port 6201 of the check valve 62, so that the drain outlet 23 is closed, as shown in fig. 6.

The sealing residual water device 6 of the present embodiment, by matching the embedded pipe 61 and the check valve 62, can make the drain outlet 23 of the clothes treating apparatus have the function of sealing residual water without changing the structure of the clothes treating apparatus, thereby preventing the taste of the water retained in the drain pump 4 or the drain pipe 3 from being dispersed into the washing chamber 20.

In other embodiments, the plugging residual water device 6 may not include the embedded pipe 61, and the upper portion of the check valve 62 may be directly connected to the bottom end of the connector 211, so as to open and close the drain outlet 23.

Referring to fig. 5 to 12, in some embodiments, the lower end of the embedded tube 61 protrudes from the bottom port of the interface tube 211, the upper end of the check valve 62 is sleeved on the outer circumference of the lower end of the embedded tube 61, the upper portion of the check valve 62 is disposed at the bottom port of the interface tube 211, and the lower portion of the check valve 62 protrudes from the bottom port of the interface tube 211 and extends downward. Thus, the lower portion of the check valve 62 can be extended into the pump cylinder connection pipe 5. When the drain pump 4 stops working, and residual water not drained in the drain pipe 3 and the drain pump 4 flows back, the residual water stays in the pump cylinder connecting pipe 5 and is distributed on the outer side of the valve port 6201 of the check valve 62, so that the valve port 6201 of the check valve 62 is tightly closed, and the drain outlet 23 is tightly closed.

In other embodiments, the lower end of the embedded tube 61 may not protrude out of the bottom port of the interface tube 211, and the lower port of the embedded tube 61 may be located inside the interface tube 211, and the check valve 62 may be partially or completely located inside the interface tube 211.

Referring to fig. 7 to 8, in some embodiments, the outer peripheral wall of the lower end of the embedded tube 61 is provided with a protruding rib 611 circumferentially arranged around, and the inner wall of the upper portion of the check valve 62 is provided with a positioning groove 621 circumferentially arranged around. When the upper end of the check valve 62 is fitted around the lower end of the inner tube 61, the rib 611 can be fitted into the positioning groove 621. Because check valve 62 is made of elastic material, the upper portion of check valve 62 can closely cover the outer peripheral wall of the lower extreme of embedded pipe 61 through the elastic force of material, utilizes protruding muscle 611 gomphosis in constant head tank 621 simultaneously, and then need not other mounting can fix the lower extreme of embedded pipe 61 with check valve 62, prevents that the upper portion of check valve 62 from breaking away from with the lower extreme of embedded pipe 61 mutually.

Referring to fig. 5 to 12, in some embodiments, the rib 611 at the lower end of the embedded tube 61 is disposed below the bottom port of the interface tube 211, i.e. the rib 611 is exposed at the bottom port of the embedded tube 61. When the upper end of the check valve 62 is fitted around the lower end of the tube 61, the upper end of the check valve 62 is similarly disposed below the bottom end opening of the mouthpiece 211, and the upper end of the check valve 62 can abut against the peripheral side wall of the bottom end of the mouthpiece 211, so that the gap between the inner wall of the mouthpiece 211 and the peripheral wall of the tube 61 can be further sealed by the upper end of the check valve 62, thereby improving the sealing performance of the peripheral side of the drain port 23.

Referring to fig. 5 to 12, in some embodiments, a bottom end of the check valve 62 is provided with a valve nozzle 622 extending downward, the valve nozzle 622 has a flat structure as a whole, and a valve port 6201 is formed inside the valve nozzle 622. When the water is discharged from the water outlet 23, the impact force of the water flow can open the valve nozzle 622 with a flat structure, and then the valve port 6201 is opened. After the drain port 23 is drained, the valve mouth 622 having a flat structure can automatically contract, thereby closing the valve port 6201.

In some embodiments, the valve nozzle 622 includes a tapered portion 6221 and a flat nozzle portion 6222 integrally connected. The tapered portion 6221 is disposed extending downward from the bottom end of the check valve 62, and a tapered passage 6202 is formed inside the tapered portion 6221, and an upper end of the tapered passage 6202 communicates with the inside of the check valve 62. Flat portion 6222 extends downward from the bottom end of tapered portion 6221, valve port 6201 is formed inside flat portion 6222, and the lower end of tapered channel 6202 is connected to valve port 6201, so that the inside of check valve 62 can communicate with valve port 6201 through tapered channel 6202. When the water is discharged from the water outlet 23, water flow can smoothly enter the conical channel 6202, squeeze the inner walls at two sides of the conical channel 6202, further open the conical channel 6202, drive the valve port 6201 inside the flat mouth portion 6222 to open the valve port 6201, and continuously discharge water in the washing cavity 20 from the water outlet 23 and the valve port 6201 of the one-way valve 62. When the water discharge at the water discharge port 23 is completed, the flat mouth portion 6222 and the conical portion 6221 can automatically contract by utilizing the elastic force of the material, so as to close the valve port 6201, seal the water discharge port 23 and prevent the taste of the water retained in the pump cylinder connecting pipe 5 from being dispersed into the washing cavity 20.

Based on the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

In the clothes treatment device of the embodiment of the utility model, a washing cylinder 2 is arranged in a box body 1, a washing cavity 20 is arranged in the washing cylinder 2, a water outlet 23 and a water outlet pipe 3 connected with the water outlet 23 are arranged at the bottom of the washing cylinder 2, and water in the washing cavity 20 can be discharged out of the box body 1 by utilizing the cooperation of the water outlet 23 and the water outlet pipe 3; meanwhile, a water blocking residual device 6 is additionally arranged at the water outlet 23, and the water outlet 23 is blocked by the water blocking residual device 6; the water blocking residual device 6 comprises a one-way valve 62 arranged at the water outlet 23, the upper part of the one-way valve 62 is communicated with the water outlet 23, and the lower part of the one-way valve 62 is provided with a valve port 6201; when the water outlet 23 discharges water, the valve port 6201 can be opened by the impact force of the water flow, so that the water in the washing cavity 20 can smoothly pass through the water outlet 23, the valve port 6201 and the water discharge pipe 3 in sequence to be discharged out of the box body 1; after the water discharge is completed, the water outlet 23 is automatically closed by the valve port 6201 of the check valve 62, and the odor emitted from the water retained in the water discharge pipe 3 is automatically prevented from being emitted into the washing chamber 20 through the water outlet 23 after the washing is completed.

While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. A laundry treating apparatus, comprising:

a cabinet configured as a housing outside the laundry treating apparatus;

The washing cylinder is arranged in the box body, a washing cavity is formed in the washing cylinder, and a water outlet communicated with the washing cavity is formed in the bottom of the washing cylinder;

The first end of the drain pipe is connected with the drain outlet, and the second end of the drain pipe is communicated with the outside of the box body;

The water residue blocking device comprises a one-way valve arranged at the water outlet, the upper part of the one-way valve is communicated with the water outlet, and the lower part of the one-way valve is provided with a valve port;

when the water outlet discharges water, the valve port can be opened by the impact force of water flow, so that water in the washing cavity can be discharged through the water outlet, the valve port and the water discharge pipe in sequence;

After the water discharge of the water discharge port is finished, the valve port can be automatically closed to seal the water discharge port.

2. The laundry treating apparatus of claim 1, further comprising a drain pump disposed below the drain opening, a water-drawing end of the drain pump being connected to the first end of the drain pipe;

When the drain pump is opened, the suction force of the drain pump can enable the valve port to be opened.

3. The laundry treating apparatus of claim 2, further comprising a pump-cylinder connection pipe provided between the drain port and the drain pump;

one end of the pump barrel connecting pipe is sleeved on the periphery of the water outlet, and the other end of the pump barrel connecting pipe is connected with the water pumping end of the water discharging pump;

the one-way valve is arranged inside the pump cylinder connecting pipe.

4. A laundry treating apparatus according to claim 3, wherein a mouthpiece arranged to extend downward is provided protruding below the bottom of the washing drum, the drain opening being formed in the mouthpiece;

one end of the pump cylinder connecting pipe is sleeved on the periphery of the interface pipe.

5. The laundry treating apparatus according to claim 4, wherein the check valve is provided at an upper portion thereof at a bottom port of the mouthpiece, and a lower portion thereof is protruded from the bottom port of the mouthpiece and is disposed to extend downward.

6. The clothes treating apparatus of claim 4 wherein the blocking residual water apparatus further comprises an embedded pipe arranged in the interface pipe, the upper end of the embedded pipe is inserted into the water outlet in a sealing manner, and the lower end of the embedded pipe protrudes out of the bottom end opening of the interface pipe;

The upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, and the upper end of the one-way valve is communicated with the inside of the embedded pipe.

7. The clothes treating apparatus of claim 6 wherein the peripheral wall of the lower end of the inner tube is provided with a circumferentially surrounding rib, and the inner wall of the upper part of the check valve is provided with a circumferentially surrounding positioning groove;

When the upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, the convex rib is embedded in the positioning groove.

8. The garment treatment device of claim 7, wherein the bead and the one-way valve are both disposed below the bottom end opening of the mouthpiece;

and when the upper end of the one-way valve is sleeved on the periphery of the lower end of the embedded pipe, the upper end of the one-way valve can prop against the peripheral side wall of the bottom end of the interface pipe.

9. The laundry treating device according to claim 1, wherein a bottom end of the check valve is convexly provided with a valve mouth arranged to extend downward, the valve port being formed inside the valve mouth;

When the water outlet discharges water, the impact force of water flow can prop up the valve mouth so as to open the valve port; after the water discharge of the water outlet is finished, the valve mouth can automatically retract to close the valve port.

10. The garment treatment device of claim 9, wherein the valve mouth comprises a tapered portion and a flat mouth portion integrally connected; the conical part is arranged by extending downwards from the bottom end of the one-way valve, and a conical channel is formed in the conical part; the flat mouth part is arranged by extending downwards from the bottom end of the conical part, the valve port is formed inside the flat mouth part, and the inside of the one-way valve is communicated with the valve port through the conical channel.