CN218203522U - Drainage structure applied to washing device - Google Patents

Abstract

The utility model discloses a be applied to washing device's drainage structures, including washing device body, drain pump, this internal wash tank that is equipped with of washing device, the play water end of wash tank are connected with the connecting pipe that is used for connecting the drain pump water inlet, and the outlet connection of drain pump has the drain pipe of upwards buckling, and the department of buckling is higher than the wash tank, is equipped with the drainage chamber with the outlet switch-on in the drain pump, be equipped with on the drainage intracavity wall with the siphon mouth of drainage chamber switch-on, the siphon mouth is to having the siphon that extends to the washing device body outside, and the siphon is upwards buckled and is located to buckle and be higher than the wash tank, and the play water end of siphon is less than the drain pump. The utility model discloses utilize the siphon effect, arrange the interior remaining sewage of drain pump, drain pipe to the greatest extent, avoid sewage deposit and give off the peculiar smell, be favorable to improving living environment.

Description

Drainage structure applied to washing device

Technical Field

The utility model relates to a fluid transport technical field, concretely relates to be applied to washing device's drainage structures.

Background

The types of washing apparatuses are various, such as washing machines, dishwashers, etc. Taking a washing machine as an example, the washing machine mainly depends on an internal washing box to wash and dehydrate clothes, and the generated wastewater is directly pumped to a drain pipe by a drain pump (impeller pump) and then is drained to a floor drain or other corresponding places.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to washing device's drainage structures adopts the siphon and utilizes the siphon effect, arranges remaining sewage in the drain pump to the greatest extent, avoids the sewage deposit, and then gives off the peculiar smell, brings harmful effects for the living environment.

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

the utility model provides a be applied to washing device's drainage structures, includes washing device body, drain pump, this internal washing tank that is equipped with of washing device, the play water end of washing tank is connected with the connecting pipe that is used for connecting the drain pump water inlet, and the outlet connection of drain pump has the drain pipe of upwards buckling, and the department of buckling is higher than the washing tank, is equipped with the drainage chamber with the outlet switch-on in the drain pump, be equipped with the siphon mouth with drainage chamber switch-on the drainage intracavity wall, the siphon mouth is to having the siphon pipe that extends to the washing device body outside, and the siphon upwards buckles and the department of buckling is higher than the washing tank, and the play water end of siphon is less than the drain pump.

Optionally, an annular step is arranged on the inner wall of the drainage cavity, and the siphon port is arranged on the annular step and located below the drainage port.

Optionally, an external port communicated with the siphon port is arranged on the outer side wall of the drainage pump, and the external port is directly communicated with the siphon pipe or the inlet end of the siphon pipe enters from the drainage port and penetrates through the side wall of the drainage port and then is communicated with the external port.

Optionally, a sealing ring is arranged at a position of the siphon tube penetrating through the side wall of the water outlet.

Optionally, the annular step is recessed along an axial direction of the drain pump to form a siphon flow channel communicated with the siphon port and communicated with the drain port, the siphon flow channel extends to an inner cavity of the drain port to form an inner connecting pipe, the siphon pipe penetrates through the drain port to be communicated with the inner connecting pipe connected with the siphon flow channel, a sealing plate used for sealing the siphon flow channel is arranged in the drain cavity, or the siphon pipe penetrates through the siphon flow channel and then is communicated with the siphon port.

Optionally, the drain pump includes pump head lid, pump head body, motor and impeller subassembly, is equipped with in the pump head body the drainage chamber, water inlet, outlet set up on the pump head body lateral wall, and impeller subassembly matches and is located the drainage intracavity with the motor, motor and pump head body sealing connection.

Optionally, a sealing washer is arranged between the motor and the pump head body.

Optionally, a base is arranged at the bottom of the washing device body.

The utility model discloses beneficial effect who has:

1. the utility model discloses in, set up a siphon mouth on the drainage intracavity wall, the siphon mouth, the drainage chamber, the outlet all is communicating, the siphon mouth is to having a siphon, the siphon middle part is higher than the washing cabinet liquid level, can maintain the liquid level in the washing cabinet like this, the outlet end of siphon is less than the drain pump, when the drain pump drainage, sewage is carried to the drain pipe through the drain pump simultaneously, in the siphon, flow to floor drain or escape canal from two intraductal flows in, when the sewage of drain pump front end is exhausted, will sneak into the air, because the unable air of pumping of drain pump (impeller pump) makes remaining partial sewage in the drain pipe can't get rid of, and the outlet end of siphon is less than the drain pump, the diameter of drain pump is also less, before air in the siphon is arranged to the greatest extent, siphon can maintain siphonage, when the drain pump stops the back, the siphon will produce the siphonage effect, with the outside suction of remaining sewage of drain pump department, and then arrange remaining sewage in with the inside to the greatest extent, avoid long-time deposit to produce the peculiar smell, be favorable to improving living environment.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an exploded view of the drainage pump in the embodiment in which the siphon tube is directly connected to the external port;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a cross-sectional view taken along line D-D of FIG. 3;

FIG. 5 is an exploded view of the drainage pump in the embodiment when the water inlet end of the siphon tube is bent and connected to the external port;

FIG. 6 is a front view of FIG. 5;

FIG. 7 is a cross-sectional view D-D of FIG. 6;

FIG. 8 is an exploded perspective view of a drain pump according to embodiment 3, in which a siphon pipe is connected to an inner pipe of a siphon flow path;

FIG. 9 is a front view of FIG. 8;

FIG. 10 is a cross-sectional view taken along line D-D of FIG. 8;

fig. 11 is an exploded view of the drain pump in example 3, in which the siphon pipe is connected to the siphon port after passing through the siphon flow path;

FIG. 12 is a front view of FIG. 11;

fig. 13 is a cross-sectional view taken at C-C of fig. 12.

Reference numerals: 01-a drainage pump, 02-a connecting pipe, 03-a base, 04-a washing box, 05-a washing device body, 06-a drainage pipe, 07-a siphon pipe, 08-a siphon inlet, 09-a water inlet, 10-an impeller component, 11-a sealing gasket, 12-a motor, 13-a screw, 14-a drainage cavity, 15-an outer port, 16-a drainage port, 17-a pump head body, 18-a pump head cover, 19-a sealing ring, 20-a siphon flow passage, 21-a sealing plate, 22-an annular step, 23-an inner connecting pipe and 24-a liquid level.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and the terms are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise explicitly specified or limited, the terms "disposed," "opened," "installed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example 1

The utility model provides a be applied to washing device's drainage structures, includes washing device body 05, drain pump 01, is equipped with the washing tank 04 in the washing device body 05, and the play water end of washing tank 04 is connected with the connecting pipe 02 that is used for connecting drain pump 01 water inlet 09, and the drain outlet 16 of drain pump 01 is connected with the drain pipe 06 of upwards buckling, and the department of buckling is higher than washing tank 04, is equipped with the drainage chamber 14 with 16 intercommunications in the drain pump 01, be equipped with the siphon mouth 08 with drainage chamber 14 intercommunications on the inner wall of drainage chamber 14, siphon mouth 08 docks there is siphon 07 that extends to the washing device body 05 outside, and siphon 07 upwards buckles and the department of buckling is higher than washing tank 04, and the play water end of siphon 07 is lower than drain pump 01.

In this embodiment, the washing apparatus is a washing machine, the drainage pump 01 is an existing impeller pump, a filter screen can be arranged at a water inlet end of the drainage pump 01 to filter impurities in the sewage, a bent connection pipe 02 is connected to a water outlet end of the washing tank 04, the connection pipe 02 can be a corrugated pipe or other water pipe, the water outlet end of the connection pipe 02 is connected to a water inlet 09 of the drainage pump 01, the drainage pump 01 is lower than the water outlet end plane of the washing tank 04, a drainage pipe 06 with a diameter of about 20-50mm is connected to a drainage outlet 16 of the drainage pump 01, the middle of the drainage pipe 06 is bent and is higher than the top of the washing tank 04, according to the principle of a communicating vessel, a liquid level 24 in the washing tank 04 is effectively maintained, a drainage cavity 14 communicated with the drainage outlet 16 is arranged in the drainage pump 01, a siphon inlet 08 is formed in the inner wall of the drainage cavity 14, the siphon inlet 08 is in contact with the siphon pipe 07, the middle of the siphon pipe 07 is bent upwards and extends downwards, the bent position is higher than the top of the washing tank 04, the drainage pipe 24 in the drainage cavity is ensured, the drainage end of the drainage pipe 07, the siphon pipe 07 is lower than the water outlet end of the siphon 01 and is lower than the siphon pipe 06, the diameter of the siphon pipe 01 and is smaller than the siphon pipe 06 after the siphon pipe 01 and operates, the siphon pipe 06, the siphon pipe is electrified, the siphon pipe, the drainage pipe is beneficial to prevent the sewage from depositing and the sewage from depositing in the sewage, the sewage after the sewage, the sewage is deposited for a long-time, the sewage.

Example 2

Further, as shown in fig. 2, an annular step 22 is formed on the inner wall of the drain chamber 14, and the siphon port 08 is disposed on the annular step 22 and below the drain port 16. Specifically, an annular step 22 is integrally formed in the drain chamber 14, the siphon port 08 is formed on the annular step 22, and the siphon port 08 extends through the sidewall of the drain pump 01. In the design, the siphon port 08 is located lower than the drain opening 16, so that the water in the drain pump 01 can be substantially drained.

Further, an external port 15 communicated with the siphon port 08 is arranged on the outer side wall of the drainage pump 01, the external port 15 is directly communicated with the siphon pipe 07, or the inlet end of the siphon pipe 07 enters from the drainage port 16 and penetrates through the side wall of the drainage port 16 to be communicated with the external port 15. Specifically, in order to facilitate the communication between the siphon pipe 07 and the drain opening 16, as shown in fig. 2 and 3, an external port 15 is integrally formed on the sidewall of the drain pump 01, and the external port 15 is communicated with the internal siphon port 08, as shown in fig. 4, the siphon pipe 07 and the external port 15 are connected in two ways:

firstly, as shown in fig. 4, the water inlet end of the siphon pipe 07 is directly connected with the external port 15 in a sealing manner, and the joint can be coated with sealant to enhance the sealing performance and avoid the siphon effect caused by air leakage.

Secondly, as shown in fig. 5 to 7, the water inlet end of the siphon tube 07 enters from the water outlet 16, then bends to pass through the side wall of the pipeline forming the water outlet 16, and bends again to be hermetically connected with the external port 15.

Furthermore, a sealing ring 19 is provided on the siphon tube 07 through the side wall of the drain port 16. Since the siphon tube 07 is required to pass through the side wall of the pipe line constituting the drain port 16, a seal ring 19 is provided at a position where the siphon tube 07 passes through the side wall constituting the drain port 16 to enhance sealing performance in order to prevent the sewage from overflowing from the gap.

Example 3

Further, the annular step 22 is formed with a siphon flow path 20 communicating with the siphon inlet 08 and leading to the drain port 16 by being depressed in the axial direction of the drain pump 01, the siphon flow path 20 extends to an inner cavity of the drain port 16 to form an inner pipe 23, the siphon tube 07 passes through the drain port 16 to communicate with the inner pipe 23 connecting with the siphon flow path 20, a sealing plate 21 for sealing the siphon flow path 20 is provided in the drain chamber 14, or the siphon tube 07 passes through the siphon flow path 20 and then communicates with the siphon inlet 08.

In the present embodiment, another two connection modes with the siphon tube 07 are designed, as shown in fig. 8-10, the first is that the end surface of the annular step 22 is recessed upwards along the axial direction of the drain pump 01, and a siphon flow channel 20 communicated with the siphon port 08 and leading to the drain port 16 is formed, where the siphon port 08 is a notch opened on the inner side wall of the annular step 22, the siphon flow channel 20 is located outside the drain chamber 14, one end of the siphon flow channel 20 is directly communicated with the siphon port 08, and the other end forms an inner connecting pipe 23, the water inlet end of the siphon tube 07 is directly communicated with the inner connecting pipe 23 in a sealing manner after entering from the drain port 16, an annular sealing plate 21 is arranged outside the siphon flow channel 20, after the whole drain pump 01 is assembled, the sealing plate 21 is used for sealing the side surface of the siphon flow channel 20 to form a closed flow channel with openings at both ends, and the sealing plate 21 can be made of rubber plate, which has better sealing performance.

Second, as shown in fig. 11 to 13, the inlet end of the siphon tube 07 enters from the drain opening 16, extends to the siphon port 08 in the direction in which the siphon flow path 20 is bent, and is connected to the siphon port 08, and the inlet end of the siphon tube 07 is matched in size to the head end of the siphon flow path 20.

Example 4

Further, the drain pump 01 includes a pump head cover 18, a pump head body 17, a motor 12 and an impeller assembly 10, the pump head body 17 is provided with the drain cavity 14 therein, the water inlet 09 and the water outlet 16 are provided on a side wall of the pump head body 17, an impeller in the impeller assembly 10 is matched with the motor 12 and is located in the drain cavity 14, and the motor 12 is hermetically connected with the pump head body 17.

In this embodiment, as shown in fig. 2, the drain pump 01 is an existing drain pump 01, and mainly includes a pump head cover 18, a pump head body 17, a motor 12, and an impeller assembly 10, wherein a drain cavity 14 is disposed in the pump head body 17, the drain cavity 14 is a circular cavity, as shown in fig. 4, the impeller assembly 10 is disposed in the drain cavity 14, the impeller assembly 10 is also a commonly used assembly in an existing impeller pump, and is connected to an output end of the motor 12, an impeller of the impeller assembly 10 is located at a drain port 16, the motor 12 is fixed on a bottom cover, an end of the bottom cover is connected to an end of the pump head body 17 in a matching manner, and is fixed firmly by a screw 13, and a sealing washer 11 is disposed at the connection position to avoid water leakage.

Further, a base 03 is arranged at the bottom of the washing device body 05. The base 03 is used for keeping a certain distance between the washing device body 05 and the ground, so that the bottom is prevented from being abraded.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that any simple modification, equivalent replacement, and improvement made to the above embodiments, within the spirit and principle of the present invention, all still belong to the protection scope of the technical solution of the present invention.

Claims (8)

1. The utility model provides a be applied to washing device's drainage structures, includes washing device body (05), drain pump (01), be equipped with washing tank (04) in washing device body (05), the play water end of washing tank (04) is connected with connecting pipe (02) that are used for connecting drain pump (01) water inlet (09), drain outlet (16) of drain pump (01) are connected with drain pipe (06) of upwards buckling, the department of buckling is higher than washing tank (04), be equipped with in drain pump (01) and arrange water cavity (14) with drain outlet (16) switch-on, a serial communication port, be equipped with siphon mouth (08) with arranging water cavity (14) switch-on water cavity (14) inner wall, siphon mouth (08) butt joint has siphon (07) that extends to the washing device body (05) outside, siphon (07) upwards buckle and the department of buckling is higher than washing tank (04), the play water end of drain pump (07) is lower than drain pump (01).

2. The drain structure of claim 1, wherein the inner wall of the drain chamber (14) is provided with an annular step (22), and the siphon port (08) is disposed on the annular step (22) and below the drain opening (16).

3. The drain structure of claim 2, wherein the outer side wall of the drain pump (01) is provided with an external port (15) communicated with the siphon port (08), the external port (15) is directly communicated with the siphon pipe (07) or the inlet end of the siphon pipe (07) enters from the drain opening (16) and penetrates through the side wall of the drain opening (16) to be communicated with the external port (15).

4. A drainage structure for washing machine according to claim 3, characterized in that the siphon (07) is provided with a sealing ring (19) through the side wall of the drainage opening (16).

5. The drain structure of claim 2, wherein the annular step (22) is recessed along an axial direction of the drain pump (01) to form a siphon channel (20) communicating with the siphon port (08) and leading to the drain port (16), the siphon channel (20) extends to an inner cavity of the drain port (16) to form an inner connecting pipe (23), the siphon pipe (07) passes through the drain port (16) to communicate with the inner connecting pipe (23) connecting the siphon channel (20), a sealing plate (21) for sealing the siphon channel (20) is provided in the drain cavity (14), or the siphon pipe (07) passes through the siphon channel (20) and then communicates with the siphon port (08).

6. The drainage structure of claim 1, wherein the drainage pump (01) comprises a pump head cover (18), a pump head body (17), a motor (12) and an impeller assembly (10), the pump head body (17) is internally provided with the drainage cavity (14), the water inlet (09) and the drainage outlet (16) are arranged on the side wall of the pump head body (17), the impeller assembly (10) is matched with the motor (12) and the impeller assembly (10) is positioned in the drainage cavity (14), and the motor (12) is hermetically connected with the pump head body (17).

7. A draining structure for washing device according to claim 6, wherein a sealing gasket (11) is provided between the motor (12) and the pump head body (17).

8. A drainage structure for washing device as claimed in claim 1, wherein the bottom of the washing device body (05) is provided with a base (03).

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