CN214613153U

CN214613153U - Detergent dispensing system

Info

Publication number: CN214613153U
Application number: CN202120343609.4U
Authority: CN
Inventors: 劳维煊; 鲍鹏飞; 胡庆壮
Original assignee: Hangzhou Kambayashi Electronics Co Ltd
Current assignee: Hangzhou Kambayashi Electronics Co Ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-11-05
Anticipated expiration: 2031-02-07

Abstract

The utility model provides a detergent feeding system, a main channel is connected with a main electromagnetic water inlet valve and a Venturi tube, a first switch is connected in the outlet direction of the main electromagnetic water inlet valve, the first switch is provided with a plurality of outlets provided with valve cores, the first outlet is connected with the water inlet end of the Venturi tube through a water inlet channel, the water outlet end of the Venturi tube is connected with the main channel, the negative pressure port of the Venturi tube is connected with the outlet of the liquid exchange cavity in a branch way, a flow sensor is arranged between the negative pressure port and the liquid exchange cavity, and is connected with the second outlet, the inlet of the liquid exchange cavity is connected with a second switcher, a valve body of the second switcher is provided with a plurality of inlets provided with valve cores, the inlet is connected with a detergent box respectively, a throwing outlet is further arranged on the second switcher, and water from the outlet of the throwing outlet and the outlet of the main channel finally flows into the washing barrel. This detergent dispensing system, whole volume occupies for a short time, integrates the height to can guarantee the accurate detergent of puting in.

Description

Detergent dispensing system

[ technical field ] A method for producing a semiconductor device

The utility model relates to a washing device's technical field, especially a detergent dispensing system.

[ background of the invention ]

With the progress of the technology, the existing full-automatic washing machine has the function of automatically putting detergent in succession, namely, the detergent in a detergent storage container is put into a washing barrel to be washed by using a putting pump according to the calculated detergent putting amount through the control of a washing machine program. The design of the automatic detergent feeding device of the washing machine is mainly based on two ideas: firstly, by utilizing the layout of a water inlet pipe and a detergent feeding pipeline, when the inflow water flows, a detergent adding pipeline generates a Venturi tube effect, and the detergent is sucked into the feeding pipe by utilizing the generated negative pressure to be fed; and the other is a device for pumping and putting in detergent by adopting various liquid pumps.

The existing automatic putting washing machine can put various detergents such as laundry detergent, softener, disinfectant and the like. In addition, the more types of detergents or builders are used for pursuing a refined washing effect, if a conventional dispenser is still used, there are a plurality of water inlet valves, switching valves or dispensing pumps; such solutions are bulky and costly.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, providing a detergent dispensing system, whole volume occupies for a short time, integrates the height to can guarantee the accurate detergent of puting in.

In order to achieve the above object, the present invention provides a detergent dispensing system, which comprises a main channel, wherein the main channel is connected with a main electromagnetic water inlet valve and a venturi tube, a water delivery channel in the outlet direction of the main electromagnetic water inlet valve is connected with a first switch, the valve body of the first switch is provided with at least two outlets provided with valve cores, the outlets comprise a first outlet and a second outlet, the first outlet is connected with the water inlet end of the venturi tube through a water inlet channel, the water outlet end of the venturi tube is connected with the main channel, the negative pressure port direction of the venturi tube is connected with the outlet of a liquid exchange cavity, the two outlets are connected through a liquid outlet channel, the liquid outlet channel is provided with a flow sensor, the second outlet is connected with a liquid outlet channel through a liquid inlet channel, the inlet of the liquid exchange cavity is connected with a second switch, the valve body of the second switch is provided with a plurality of inlets provided with valve cores, the inlet is connected with a detergent box respectively, a throwing outlet is further arranged on the second switcher, the throwing outlet is connected into the main channel through a drainage channel, and outlet water of the main channel finally flows into the washing barrel.

Preferably, the release outlet of the second switch is a normally open outlet without a valve core, and the drainage channel is connected with a one-way valve.

Preferably, the discharge outlet of the second switch is a normally closed outlet, and a valve body is provided.

Preferably, the position of the liquid inlet channel connected to the liquid outlet channel is between the flow sensor and the liquid exchange cavity.

Preferably, the position of the liquid inlet channel connected to the liquid outlet channel is positioned between the flow sensor and the negative pressure port of the venturi tube.

Preferably, the first switch and the second switch are respectively provided with a driving shaft, the driving shaft is axially provided with a plurality of lugs respectively corresponding to the outlet, the inlet and the dispensing outlet, two adjacent lugs are staggered by a certain angle, and when any one lug abuts against a corresponding valve core, the valve core is controlled to move to separate from the plugging of the outlet, the inlet or the dispensing outlet.

Preferably, the power system comprises a motor, a first transmission mechanism and a second transmission mechanism, wherein the motor controls the action of the driving shaft in the first switcher through the first transmission mechanism, and the motor controls the action of the driving shaft in the second switcher through the second transmission mechanism.

Preferably, the power system further comprises two clutch mechanisms respectively matched with the first transmission mechanism and the second transmission mechanism, and the motor transmits power to the corresponding first transmission mechanism or the corresponding second transmission mechanism through the clutch mechanism in the power connection state.

The utility model has the advantages that: the utility model discloses a detergent dispensing system, whole volume occupies for a short time, integrates the height, can realize the switching of multichannel import, export through motor control to and put in the detergent, and can guarantee the accurate detergent of putting in. The expansion capability is strong, and other water paths such as spraying, condensation and the like can be easily added according to actual needs; and controlling the dosing of 3 or more liquids.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic view of embodiment 1 of the present invention;

fig. 2 is a schematic view of the liquid pumping state of embodiment 1 of the present invention;

fig. 3 is a schematic view of the flushing state of the embodiment 1 of the present invention;

fig. 4 is a schematic view of embodiment 2 of the present invention;

fig. 5 is a schematic view of embodiment 3 of the present invention;

fig. 6 is a schematic view of embodiment 4 of the present invention;

fig. 7 is a schematic diagram of embodiment 5 of the present invention;

fig. 8 is a schematic view of the liquid-extracting state of embodiment 5 of the present invention;

fig. 9 is a schematic view of the flushing state of the embodiment 5 of the present invention;

fig. 10 is a schematic view of embodiment 6 of the present invention;

figure 11 is a schematic view of embodiment 7 of the present invention;

fig. 12 is a schematic view of embodiment 8 of the present invention;

fig. 13 is a schematic structural view of the driving shaft of the present invention.

[ detailed description ] embodiments

Example 1

Referring to fig. 1 to 3, the present invention relates to a detergent dispensing system, which has a main channel 11, wherein the main channel 11 is connected with a main electromagnetic water inlet valve 1 and a venturi tube 4, a water delivery channel of the main electromagnetic water inlet valve 1 in an outlet direction is connected with a first switch 2, a valve body of the first switch 2 is provided with two outlets 20 equipped with valve cores, including a first outlet 21 and a second outlet 22, the first outlet 21 is connected with a water inlet end of the venturi tube 4 through a water inlet channel 111, a water outlet end of the venturi tube 4 is connected with the main channel 11, a negative pressure port of the venturi tube 4 is connected with an outlet of a liquid exchange chamber 6 in a branch manner, the two outlets are connected through a liquid outlet channel 14, the liquid outlet channel 14 is provided with a flow sensor 5, the second outlet 22 is connected with a liquid outlet channel 14 through a liquid inlet channel 12, an inlet of the liquid exchange chamber 6 is connected with a second switch 3, the valve body of the second switching device 3 is provided with two inlets 31 provided with valve cores, the inlets 31 are respectively connected with a detergent box 32, the second switching device 3 is further provided with a feeding outlet 30, the feeding outlet 30 is connected into the main channel 11 through the drainage channel 13, and outlet water of the main channel 11 finally flows into the washing barrel.

Further, the discharge outlet 30 of the second switch 3 is a normally open outlet without a valve element, and the drainage channel 13 is connected with a check valve 131.

Further, the position of the liquid inlet channel 12 connected to the liquid outlet channel 14 is between the flow sensor 5 and the negative pressure port of the venturi tube 4.

Further, referring to fig. 13, a driving shaft 100 is respectively disposed in the first switch 2 and the second switch 3, a plurality of protrusions 101 respectively corresponding to the outlet 20, the inlet 31, and the dispensing outlet 30 are axially disposed on the driving shaft 100, two adjacent protrusions 101 are staggered by a certain angle, and when any one of the protrusions 101 abuts against a corresponding valve core, the valve core is controlled to move to separate from the plugging of the outlet 20, the inlet 31, or the dispensing outlet 30. The power system 7 is further included, the power system 7 includes a motor 71, a first transmission mechanism 72 and a second transmission mechanism 73, the motor 71 controls the action of the driving shaft 100 in the first switcher 2 through the first transmission mechanism 72, and the motor 71 controls the action of the driving shaft 100 in the second switcher 3 through the second transmission mechanism 73. Specifically, in this embodiment, the power system 7 further includes two clutch mechanisms respectively engaged with the first transmission mechanism 72 and the second transmission mechanism 73, and the motor 71 transmits power to the corresponding first transmission mechanism 72 or second transmission mechanism 73 through the clutch mechanism in the power engagement state. When the outlet 20, the inlet 31 and the dispensing outlet 30 are switched, the motor 71 controls the driving shaft 100 in the first switch 2 or the second switch 3 to rotate by a certain angle through the corresponding transmission mechanism, so that the corresponding valve core is pushed away by the lug 101, and the corresponding outlet 20, the inlet 31 or the dispensing outlet 30 can be opened. Wherein, the number of the throwing outlets 30 can be multiple, thereby realizing multi-way water outlet.

Example 2

Referring to fig. 4, the difference between the embodiment 2 and the embodiment 1 is: the position of the inlet channel 12 connected to the outlet channel 14 is between the flow sensor 5 and the liquid exchange cavity 6.

Example 3

Referring to fig. 5, the difference between the embodiment 3 and the embodiment 1 is: the valve body of the second switch 3 has more than two inlets 31 equipped with valve cores, and each inlet 31 is connected with a detergent box 32.

Example 4

Referring to fig. 6, the difference between the embodiment 4 and the embodiment 1 is: the valve body of the first switch 2 has two or more outlets 20 provided with valve elements, including a first outlet 21, a second outlet 22, and a third outlet connected to another water path.

Example 5

Referring to fig. 7 to 9, the difference between the embodiment 5 and the embodiment 1 is: the discharge outlet 30 of the second switch 3 is a normally closed outlet and is provided with a valve element, while the check valve 131 connected to the drain channel 13 is removed.

Example 6

Referring to fig. 10, the difference between the embodiment 6 and the embodiment 5 is: the position of the inlet channel 12 connected to the outlet channel 14 is between the flow sensor 5 and the liquid exchange cavity 6.

Example 7

Referring to fig. 11, the difference between the embodiment 7 and the embodiment 5 is: the valve body of the second switch 3 has more than two inlets 31 equipped with valve cores, and each inlet 31 is connected with a detergent box 32.

Example 8

Referring to fig. 6, the difference between the embodiment 8 and the embodiment 5 is: the valve body of the first switch 2 has two or more outlets 20 provided with valve elements, including a first outlet 21, a second outlet 22, and a third outlet connected to another water path.

The utility model discloses the working process to example 1:

first, liquid pumping state

Referring to fig. 2, the main electromagnetic water inlet valve 1 is opened, the first outlet 21 is opened, the inlet 31 connected with a detergent box 32 is opened, water entering the main channel 11 passes through the main electromagnetic water inlet valve 1, the first outlet 21, the water inlet channel 111 and the venturi tube 4 in sequence and is discharged from the outlet of the main channel 11, negative pressure is generated when water flows through the venturi tube 4, detergent a in the detergent box 32 enters the liquid exchange cavity 6 through the transmission of the negative pressure, and residual water in the liquid exchange cavity 6 flows through the flow sensor 5 under the pushing of the detergent and enters the liquid outlet channel 14.

Second, flushing state

Referring to fig. 3, when the main electromagnetic water inlet valve 1 is opened and the second outlet 22 is opened, the inlet water sequentially flows through the flushing electromagnetic water inlet valve 2 and the second outlet 22, part of the inlet water is discharged from the outlet of the main channel 11 through the venturi tube 4, part of the inlet water enters the liquid exchange cavity 6 through the flow sensor 5, and finally the inlet water is discharged into the washing barrel from the water discharge channel 13, so that the residual washing liquid in the liquid exchange cavity 6 can be flushed.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. A detergent dispensing system, having a main channel (11), said main channel (11) being connected to a main electromagnetic water inlet valve (1), a venturi tube (4), characterized in that: the electromagnetic water inlet valve is characterized in that a first switcher (2) is connected to a water delivery channel in the outlet direction of the main electromagnetic water inlet valve (1), at least two outlets (20) provided with valve cores are arranged on a valve body of the first switcher (2), the first switcher comprises a first outlet (21) and a second outlet (22), the first outlet (21) is connected with a water inlet end of a Venturi tube (4) through a water inlet channel (111), a water outlet end of the Venturi tube (4) is connected with a main channel (11), an outlet of a liquid exchange cavity (6) is connected to the negative pressure port of the Venturi tube (4) in a branching mode, the outlet of the Venturi tube and the liquid exchange cavity are connected through a liquid outlet channel (14), a flow sensor (5) is arranged on the liquid outlet channel (14), the second outlet (22) is connected with the liquid outlet channel (14) through a liquid inlet channel (12), and an inlet of the liquid exchange cavity (6) is connected with a second switcher (3), the water-saving washing device is characterized in that a plurality of inlets (31) provided with valve cores are formed in the valve body of the second switching device (3), the inlets (31) are respectively connected with a washing agent box (32), a throwing outlet (30) is further arranged on the second switching device (3), the throwing outlet (30) is connected into the main channel (11) through the drainage channel (13), and outlet water of the main channel (11) finally flows into the washing barrel.

2. A detergent delivery system as set forth in claim 1, further comprising: the throwing outlet (30) of the second switcher (3) is a normally open outlet without a valve core, and the drainage channel (13) is connected with a one-way valve (131).

3. A detergent delivery system as set forth in claim 1, further comprising: the throwing outlet (30) of the second switcher (3) is a normally closed outlet and is provided with a valve core.

4. A detergent delivery system as set forth in claim 1, further comprising: the position of the liquid inlet channel (12) connected into the liquid outlet channel (14) is positioned between the flow sensor (5) and the liquid exchange cavity (6).

5. A detergent delivery system as set forth in claim 1, further comprising: the position of the liquid inlet channel (12) connected to the liquid outlet channel (14) is positioned between the flow sensor (5) and the negative pressure port of the Venturi tube (4).

6. A detergent delivery system as claimed in any one of claims 1 to 5, wherein: the first switcher (2) and the second switcher (3) are internally provided with a driving shaft (100) respectively, the axial direction of the driving shaft (100) is provided with a plurality of convex blocks (101) corresponding to the outlet (20), the inlet (31) and the throwing outlet (30) respectively, two adjacent convex blocks (101) are staggered by a certain angle, and when any one convex block (101) abuts against a corresponding valve core, the valve core is controlled to move to separate from the blockage of the outlet (20), the inlet (31) or the throwing outlet (30).

7. A detergent delivery system as claimed in claim 6, wherein: the automatic switching device is characterized by further comprising a power system (7), wherein the power system (7) comprises a motor (71), a first transmission mechanism (72) and a second transmission mechanism (73), the motor (71) controls the action of a driving shaft (100) in the first switching device (2) through the first transmission mechanism (72), and the motor (71) controls the action of the driving shaft (100) in the second switching device (3) through the second transmission mechanism (73).

8. A detergent delivery system as set forth in claim 7, further comprising: the power system (7) further comprises two clutch mechanisms which are respectively matched with the first transmission mechanism (72) and the second transmission mechanism (73), and the motor (71) transmits power to the corresponding first transmission mechanism (72) or the second transmission mechanism (73) through the clutch mechanism in a power connection state.