CN210151418U

CN210151418U - Automatic throwing device capable of cleaning pump assembly

Info

Publication number: CN210151418U
Application number: CN201920776310.0U
Authority: CN
Inventors: 郅清华; 丁泰宁; 刘智力; 刘伟
Original assignee: Jinhua Hongchang Electrlcal Equipment Co ltd
Current assignee: Jinhua Hongchang Electrlcal Equipment Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-03-17
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses automatic put in the device and be difficult to carry out abluent drawback to the pumping subassembly among the prior art, provide an automatic put in device that can wash pump package spare, including the inlet tube that is equipped with the water intaking valve, the position that lies in the water intaking valve rear on the inlet tube is provided with liquid and puts in the device, and this liquid puts in the device and includes the flushing pipe with inlet tube rear end intercommunication, has set gradually first check valve on the flushing pipe, pump package spare, second check valve, and the position intercommunication that lies in on the flushing pipe between first check valve and the pump package spare has the stock solution box, is equipped with the third check valve that makes liquid can only get into the flushing pipe from the stock solution box between first stock solution box and the flushing pipe, flushing pipe outlet end and washtub intercommunication. The pump assembly that the device set up can in time wash the pump assembly with the clear water after extracting the detergent from the stock solution box, prevents that the detergent from drying out and causing the jam in the pump assembly.

Description

Automatic throwing device capable of cleaning pump assembly

Technical Field

The utility model belongs to the technical field of the domestic appliance accessory, concretely relates to can throw in device in automation of scavenging pump subassembly.

Background

In the prior art, washing apparatuses such as electric washing machines and electric dish washers are generally provided with a water box, and washing water enters a washing tub through a water inlet box installed on the washing apparatus. When the washing solution is added, the washing solution is generally put into the washing tub through a water box except for the case that the washing solution is directly added into the washing tub. Therefore, the water box has three functions, namely water inlet, washing solution inlet, mixing of water and the washing solution, discharging into the washing barrel, and flushing of the washing solution feeding pipeline.

Present chinese utility model patent, application number: CN201710720126, a detergent feeding device and a washing machine, which comprise a detergent box assembly, a distributor box assembly and a pumping assembly, wherein a mixed flow channel is arranged in the detergent box assembly, and the mixed flow channel is provided with a water inlet and a mixed flow outlet; the distributor box assembly is arranged on the detergent box assembly, a storage cavity and a manual throwing cavity are formed inside the distributor box assembly, the storage cavity is provided with a liquid pumping port, the manual throwing cavity is communicated with the mixed flow outlet and is provided with a liquid outlet communicated with an inner barrel of the washing machine; the input port of the pumping component is communicated with the liquid pumping port, and the output port of the pumping component is communicated with the mixed flow channel and is used for pumping the throwing agent in the storage cavity into the mixed flow channel. The pumping assembly in the patent can not be washed by water, and if the pumping assembly is not used for a long time, the detergent is dried in the pumping assembly and blocks the pumping assembly, so that the pumping assembly can not work normally.

Disclosure of Invention

The utility model discloses put in the device automatically among the prior art and be difficult to carry out abluent drawback to the pumping subassembly, provide an automatic device of putting in that can the cleaning pump subassembly, the pump subassembly that the device set up can in time wash the pumping subassembly with the clear water after extracting the detergent from the stock solution box, prevent that the detergent from drying out and causing the jam in the pump subassembly.

The invention aims to be realized by the following technical scheme: the utility model provides an automatic dispensing device that can cleaning pump subassembly, is including the inlet tube that is equipped with the water intaking valve, and the position that lies in water intaking valve rear on the inlet tube is provided with liquid dispensing device, and this liquid dispensing device includes the flushing pipe with inlet tube rear end intercommunication, has set gradually first check valve, pump subassembly, second check valve on the flushing pipe, and the position intercommunication that lies in on the flushing pipe between first check valve and the pump subassembly has the stock solution box, is equipped with the third check valve that makes liquid can only get into the flushing pipe from the stock solution box between first stock solution box and the flushing pipe, flushing pipe outlet end and washtub intercommunication.

In the above scheme, the arrangement of the first one-way valve and the second one-way valve ensures the flowing direction of the liquid in the flushing pipe, prevents the liquid in the flushing pipe from flowing backwards, and the arrangement of the third one-way valve ensures that the detergent in the liquid storage box can only flow into the flushing pipe from the liquid storage box. After the pump assembly is used for pumping the detergent in the liquid storage box into the flushing pipe, the water inlet valve can be opened to flush the pump assembly with clean water, so that the blockage caused by the drying of the detergent in the pump assembly is prevented.

Preferably, the liquid feeding devices are two, the water inlet ends of the flushing pipes on the two liquid feeding devices are communicated with the rear end of the water inlet pipe together, and the water outlet ends of the flushing pipes on the two liquid feeding devices are communicated with each other. Two liquid storage boxes are arranged in the two liquid feeding devices in total, detergent can be placed into one liquid storage box, softener can be placed into the other liquid storage box, and automatic feeding of the two liquids is achieved.

Preferably, a pressure reducing pipe is communicated with the joint of the water inlet pipe and the flushing pipe, the joint of the water inlet pipe and the flushing pipe is communicated with the water inlet end of the pressure reducing pipe, the water outlet end of the pressure reducing pipe is communicated with the water outlet end of the flushing pipe, and a pressure reducing valve is arranged on the pressure reducing pipe. The structure of the pump assembly for extracting the detergent is generally fragile and is easily damaged when water pressure is too high, and the arrangement of the pressure reducing pipe and the pressure reducing valve can ensure that the water pressure in the pump assembly is not too high when water flows through the pump assembly, so that the pump assembly can be protected.

Preferably, a washing powder groove is arranged between the water outlet end of the flushing pipe and a washing barrel of the washing machine. When the washing machine is used, sometimes detergent is not used, but washing powder is used, and the arrangement of the washing powder groove makes the utility model suitable for washing powder.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses can realize throwing in the automation of two kinds of liquid, and can use the clear water to wash the pump assembly after throwing in, prevent that the detergent from doing the knot in the pump assembly in long-time the use, avoid the pump assembly to block up, simultaneously, the setting of relief pressure valve can avoid water pressure to cause the damage to the pump assembly excessively.

Drawings

FIG. 1 is a schematic structural view of the embodiment 1;

FIG. 2 is a schematic structural view of embodiment 2;

FIG. 3 is a schematic structural view of embodiment 3;

the labels in the figure are: 1. the washing machine comprises a water inlet valve, a water inlet pipe, a washing pipe, a first one-way valve, a second one-way valve, a pump assembly, a second one-way valve, a liquid storage box, a third one-way valve, a pipeline, a washing powder groove, a third one-way valve, a pipeline, a third one-way valve, a third one.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

example 1

As shown in fig. 1, an automatic feeding device capable of cleaning a pump assembly comprises a water inlet pipe 2 provided with a water inlet valve 1, a liquid feeding device is arranged on the water inlet pipe 2 and behind the water inlet valve 1, the liquid feeding device comprises a flushing pipe 3 communicated with the rear end of the water inlet pipe 2, a first one-way valve 4, a pump assembly 5 and a second one-way valve 6 are sequentially arranged on the flushing pipe 3, a liquid storage box 7 is communicated with a position, located between the first one-way valve 4 and the pump assembly 5, on the flushing pipe 3, a third one-way valve 8 enabling liquid to enter the flushing pipe 3 only from the liquid storage box 7 is arranged between the first liquid storage box 7 and the flushing pipe 3, the water outlet end of the flushing pipe 3 is communicated with a washing barrel 13 of a washing machine through a pipeline 9, and a washing powder groove 10 is arranged on the pipeline 9.

The junction intercommunication of inlet tube 2 and flushing pipe 3 has decompression pipe 11, and the junction of inlet tube 2 and flushing pipe 3 and the end intercommunication of intaking of decompression pipe 11, the play water end of decompression pipe 11 and the play water end intercommunication of flushing pipe 3, be equipped with relief pressure valve 12 on the decompression pipe 11.

When the washing machine is used, the water inlet valve 1 is opened firstly, water flows sequentially through the first one-way valve 4, the pump assembly 5, the second one-way valve 6 and the washing powder groove 10 and then enters the washing barrel 13, in the process, the third one-way valve 8 is arranged to prevent the water from entering the liquid storage box 7, then the water inlet valve 1 is closed, the pump assembly 5 is opened to extract detergent, finally the pump assembly 5 is closed, the water inlet valve 1 is opened to clean the pump assembly 5, and residual detergent in the pump assembly 5 can be washed out in time. The pressure reducing valve 12 can disperse the water pressure in the flushing pipe 3 when the water flow is too large, so that part of the water flow flows into the washing barrel 13 from the pressure reducing pipe 11, the pump assembly 5 is prevented from being damaged by the too large water pressure, and the pump assembly 5 is protected to a certain extent.

Example 2

As shown in fig. 2, an automatic feeding device capable of cleaning a pump assembly comprises a water inlet pipe 2 provided with a water inlet valve 1, a liquid feeding device is arranged on the water inlet pipe 2 and behind the water inlet valve 1, the liquid feeding device comprises a flushing pipe 3 communicated with the rear end of the water inlet pipe 2, a first one-way valve 4, a pump assembly 5 and a second one-way valve 6 are sequentially arranged on the flushing pipe 3, a liquid storage box 7 is communicated with a position, located between the first one-way valve 4 and the pump assembly 5, on the flushing pipe 3, a third one-way valve 8 enabling liquid to enter the flushing pipe 3 only from the liquid storage box 7 is arranged between the first liquid storage box 7 and the flushing pipe 3, the water outlet end of the flushing pipe 3 is communicated with a washing barrel 13 of a washing machine through a pipeline 9, and a washing powder groove 10 is arranged on the pipeline 9.

The liquid feeding devices are two, the water inlet ends of the flushing pipes 3 on the two liquid feeding devices are communicated with the rear end of the water inlet pipe 2, and the water outlet ends of the flushing pipes 3 on the two liquid feeding devices are communicated with each other. Two liquid storage boxes 7 are arranged in the two liquid feeding devices, a detergent can be placed into one liquid storage box 7, a softener can be placed into the other liquid storage box 7, and automatic feeding of the two liquids is achieved. The pump assemblies 5 in the two liquid dosing devices may use a twin pump assembly 5 or two separate pump assemblies 5.

Example 3

As shown in fig. 3, an automatic feeding device capable of cleaning a pump assembly comprises a water inlet pipe 2 provided with a water inlet valve 1, a liquid feeding device is arranged on the water inlet pipe 2 and behind the water inlet valve 1, the liquid feeding device comprises a flushing pipe 3 communicated with the rear end of the water inlet pipe 2, a first one-way valve 4, a pump assembly 5 and a second one-way valve 6 are sequentially arranged on the flushing pipe 3, a liquid storage box 7 is communicated with a position, located between the first one-way valve 4 and the pump assembly 5, on the flushing pipe 3, a third one-way valve 8 enabling liquid to enter the flushing pipe 3 only from the liquid storage box 7 is arranged between the first liquid storage box 7 and the flushing pipe 3, the water outlet end of the flushing pipe 3 is communicated with a washing barrel 13 of a washing machine through a pipeline 9, and a washing powder groove 10 is arranged on the pipeline 9.

The liquid feeding devices are two, the water inlet ends of the flushing pipes 3 on the two liquid feeding devices are communicated with the rear end of the water inlet pipe 2, and the water outlet ends of the flushing pipes 3 on the two liquid feeding devices are communicated with each other.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an automatic dispensing device that can wash pump package spare, characterized in that, including inlet tube (2) that is equipped with water intaking valve (1), the position that lies in water intaking valve (1) rear on inlet tube (2) is provided with liquid dispensing device, this liquid dispensing device includes flushing pipe (3) with inlet tube (2) rear end intercommunication, first check valve (4), pump package spare (5), second check valve (6) have set gradually on flushing pipe (3), the position intercommunication that lies in between first check valve (4) and pump package spare (5) on flushing pipe (3) has liquid storage box (7), be equipped with between first liquid storage box (7) and flushing pipe (3) and make liquid can only get into third check valve (8) of flushing pipe (3) from liquid storage box (7), flushing pipe (3) water outlet end and washing bucket (13) intercommunication.

2. An automatic dispensing device capable of cleaning pump components according to claim 1, characterized in that there are two liquid dispensing devices, the inlet ends of the flushing pipes (3) of the two liquid dispensing devices are connected together with the rear end of the inlet pipe (2), and the outlet ends of the flushing pipes (3) of the two liquid dispensing devices are connected with each other.

3. The automatic throwing device capable of cleaning the pump assembly according to claim 1 or 2, wherein a pressure reducing pipe (11) is communicated with the joint of the water inlet pipe (2) and the flushing pipe (3), the joint of the water inlet pipe (2) and the flushing pipe (3) is communicated with the water inlet end of the pressure reducing pipe (11), the water outlet end of the pressure reducing pipe (11) is communicated with the water outlet end of the flushing pipe (3), and a pressure reducing valve (12) is arranged on the pressure reducing pipe (11).

4. An automatic dosing device capable of washing a pump assembly according to claim 3, characterized in that a washing powder tank (10) is provided between the outlet end of the flushing pipe (3) and the washing tub (13) of the washing machine.