CN111074497A - Double-cylinder dispenser - Google Patents
Double-cylinder dispenser Download PDFInfo
- Publication number
- CN111074497A CN111074497A CN201911389020.1A CN201911389020A CN111074497A CN 111074497 A CN111074497 A CN 111074497A CN 201911389020 A CN201911389020 A CN 201911389020A CN 111074497 A CN111074497 A CN 111074497A
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- double
- venturi tube
- inlet
- outlet
- channel
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- 239000007788 liquid Substances 0.000 claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000003860 storage Methods 0.000 claims abstract description 20
- 230000009977 dual effect Effects 0.000 claims description 12
- 230000008676 import Effects 0.000 claims 2
- 238000002360 preparation method Methods 0.000 abstract description 15
- 239000003599 detergent Substances 0.000 description 17
- 238000005406 washing Methods 0.000 description 14
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000004902 Softening Agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
- D06F39/022—Devices for adding soap or other washing agents in a liquid state
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention provides a double-cylinder dispenser, which comprises a first main channel and a second main channel, wherein one end of the first main channel and one end of the second main channel are communicated with a main water inlet for inputting liquid flow, the other end of the first main channel is provided with a first water outlet, the other end of the second main channel is provided with a second water outlet, the first main channel and the second main channel are respectively provided with a first Venturi tube and a second Venturi tube, bypasses of the first main channel and the second main channel are both connected with a return channel, an inlet of the return channel is connected with outlets of the first Venturi tube and the second Venturi tube, an outlet of the return channel is connected with negative pressure ports of the first Venturi tube and the second Venturi tube, the return channel is sequentially connected with a first double-switching valve and a liquid exchange cavity along a liquid return direction, and the first double-switching valve is connected with a liquid storage box A, can realize the double-cylinder throwing of liquid preparation to simple structure, small, throw the precision height.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of liquid preparation, in particular to a double-cylinder dispenser.
[ background of the invention ]
In the past, the addition method of liquid detergent (or softener, sterilizing liquid, etc.) of electric washing equipment such as electric washing machines and electric dishwashers using the liquid detergent is that a user stores the liquid detergent to be put in a specified container in advance, and the washing equipment flushes the detergent into a washing barrel by water flush or other mechanical methods according to the washing process. In this way, the amount of detergent to be dosed depends on the user's discretion, and each washing process requires the addition of detergent to the container. With the continuous improvement of detergent liquidization, it is an application trend to store a large amount of detergent in washing equipment at one time, so that a user can put a certain amount of detergent in the washing equipment as required, the operation trouble of the user can be reduced, and the putting amount of the detergent can be automatically adjusted according to different types and amounts of washings. Therefore, the automatic detergent feeding device arranged on the washing equipment is a development direction.
Patent document CN201258409Y discloses a device for generating negative pressure by water flow, which utilizes the water flow of tap water to generate negative pressure, and the relationship between the magnitude of the negative pressure and the pressure and flow of the tap water is very large, so when the water is directly used for generating negative pressure by the inlet of an electromagnetic valve in a washing device, the fluctuation range of the generated negative pressure is very large, and the feeding precision of detergent is difficult to control. Patent document with application number CN201310358805.9 discloses a detergent input controller, and this scheme has a main entrance, and main entrance one end is the entry of input liquid stream, and the main entrance other end is the export that can be connected with the washing bucket water inlet, and collecting chamber, valve, liquid reserve tank are connected to the bypass of main entrance, connect venturi negative pressure generator on the main entrance, and the export in collecting chamber leads to through return flow channel and venturi negative pressure generator's on the main entrance negative pressure mouth. The dispenser is simple in structure, small in size, convenient to install and use, difficult to remain detergent in equipment, high in dispensing precision and capable of solving the problem that the dispensing precision is difficult to control.
However, the detergent dispensing controller disclosed in the above patent still has a certain limitation, and only a single-cartridge dispensing of the liquid preparation is possible. The existing double-drum washing machines in the prior art can clean clothes in a classified manner, are popular, and need to independently feed liquid preparations to two drums according to requirements when the liquid preparations (or softening agents, detergents and the like) are fed for use.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides a double-cylinder dispenser which can be used for dispensing liquid preparations in double cylinders and has the advantages of simple structure, small volume and high dispensing precision.
In order to achieve the purpose, the invention provides a double-cylinder dispenser, which comprises a first main channel and a second main channel, wherein one end of the first main channel and one end of the second main channel are communicated with a main water inlet for inputting liquid flow, the other end of the first main channel is provided with a first water outlet connected with a water inlet of a cylinder A, the other end of the second main channel is provided with a second water outlet connected with a water inlet of another cylinder B, the first main channel and the second main channel are respectively provided with a first Venturi tube and a second Venturi tube, bypasses of the first main channel and the second main channel are both connected with a return channel, an inlet of the return channel is connected with outlets of the first Venturi tube and the second Venturi tube, an outlet of the return channel is connected with negative pressure ports of the first Venturi tube and the second Venturi tube, and a first double-switching valve and a liquid exchange cavity are sequentially connected onto the return channel along a liquid return direction, and the inlet of the first double-switching valve is connected with a liquid storage box A.
Preferably, the negative pressure ports of the first venturi tube and the second venturi tube are respectively connected with a first one-way valve and a second one-way valve, inlets of the first one-way valve and the second one-way valve are connected with an outlet of the liquid exchange cavity, an inlet of the liquid exchange cavity is connected with an outlet of the first double switching valve, the return channel is further connected with a second double switching valve, one inlet of the first double switching valve is connected with the liquid storage box a, the other inlet of the first double switching valve is connected with an outlet of the second double switching valve, and two inlets of the second double switching valve are respectively connected with outlets of the first venturi tube and the second venturi tube.
Preferably, the first main channel is further provided with a first water inlet valve, an inlet of the first water inlet valve is connected with the main water inlet, an outlet of the first water inlet valve is connected with an inlet of a first venturi tube, an outlet of the first venturi tube is connected with a first water outlet, the first venturi tube is connected with the backflow channel through a first one-way valve, and a negative pressure port of the first venturi tube is connected with an outlet of the first one-way valve.
Preferably, the second main channel is further provided with a second water inlet valve, an inlet of the second water inlet valve is connected with the main water inlet, an outlet of the second water inlet valve is connected with an inlet of a second venturi tube, an outlet of the second venturi tube is connected with a second water outlet, the second venturi tube is connected with the return channel through a second one-way valve, and a negative pressure port of the second venturi tube is connected with an outlet of the second one-way valve.
Preferably, the return passage is connected with a flow sensor, an inlet of the flow sensor is connected with an outlet of the liquid exchange cavity, and an outlet of the flow sensor is connected with inlets of the first one-way valve and the second one-way valve.
Preferably, the first main channel and the second main channel are respectively provided with a first water inlet and a second water inlet which are communicated with the main water inlet of the input liquid flow.
Preferably, the return channel is further connected with a third double-switching valve, one inlet of the third double-switching valve is connected with the liquid storage box B, the other inlet of the third double-switching valve is connected with the outlet of the second double-switching valve, and the outlet of the third double-switching valve is connected with the inlet of the liquid exchange cavity.
The invention has the beneficial effects that: the double-barrel dispenser is provided with two main channels, the two main channels share one backflow channel, liquid preparations in the liquid storage box can be sucked into the backflow channel by using the Venturi tube on the main channels, the liquid preparations can be respectively discharged into the two barrels from the two main channels, double-barrel dispensing of the liquid preparations is realized, the flow sensor is arranged on the backflow channel, the dispensing amount of the liquid preparations can be accurately metered, and accurate dispensing is guaranteed.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic diagram of embodiment 1 of a dual barrel dispenser of the present invention;
FIG. 2 is a schematic diagram of embodiment 2 of a dual barrel dispenser of the present invention;
FIG. 3 is a front view of embodiment 2 of a dual barrel dispenser of the present invention;
FIG. 4 is a schematic cross-sectional view of FIG. 3;
FIG. 5 is a rear view of embodiment 2 of a dual barrel dispenser of the present invention;
FIG. 6 is a schematic view in cross section along AA of FIG. 5;
fig. 7 is a schematic cross-sectional view of the first and second dual switching valves of fig. 5.
[ detailed description ] embodiments
Example 1
Referring to fig. 1, the double-cylinder dispenser of the invention comprises a first main channel 101 and a second main channel 102, one end of the first main channel 101 and one end of the second main channel 102 are communicated with a main water inlet 103 for inputting liquid flow, the other end of the first main channel 101 is provided with a first water outlet 104 connected with a water inlet of a cylinder a, the other end of the second main channel 102 is provided with a second water outlet 105 connected with a water inlet of a cylinder B, the first main channel 101 and the second main channel 102 are respectively provided with a first venturi tube 3 and a second venturi tube 6, bypasses of the first main channel 101 and the second main channel 102 are both connected with a return channel 106, an inlet of the return channel 106 is connected with outlets of the first venturi tube 3 and the second venturi tube 6, an outlet of the return channel 106 is connected with negative pressure ports of the first venturi tube 3 and the second venturi tube 6, and the return channel 106 is sequentially connected with a first double switching valve 11 and a liquid exchange cavity along a liquid return direction 9, the inlet of the first double-switching valve 11 is connected with a liquid storage box A12.
Further, the negative pressure ports of the first venturi tube 3 and the second venturi tube 6 are respectively connected with a first one-way valve 4 and a second one-way valve 7, the inlets of the first one-way valve 4 and the second one-way valve 7 are connected with the outlet of the liquid exchange chamber 9, the inlet of the liquid exchange chamber 9 is connected with the outlet of a first double switching valve 11, the return channel 106 is further connected with a second double switching valve 10, one inlet of the first double switching valve 11 is connected with the liquid storage box a12, the other inlet of the first double switching valve 11 is connected with the outlet of the second double switching valve 10, and the two inlets of the second double switching valve 10 are respectively connected with the outlets of the first venturi tube 3 and the second venturi tube 6. The setting of check valve can avoid venturi negative pressure port department to appear against the current.
Further, a first water inlet valve 2 is further arranged on the first main channel 101, an inlet of the first water inlet valve 2 is connected with a main water inlet 103, an outlet of the first water inlet valve 2 is connected with an inlet of a first venturi tube 3, an outlet of the first venturi tube 3 is connected with a first water outlet 104, the first venturi tube 3 is connected with a backflow channel 106 through a first one-way valve 4, and a negative pressure port of the first venturi tube 3 is connected with an outlet of the first one-way valve 4. The second main channel 102 is further provided with a second water inlet valve 5, an inlet of the second water inlet valve 5 is connected with the main water inlet 103, an outlet of the second water inlet valve 5 is connected with an inlet of a second venturi tube 6, an outlet of the second venturi tube 6 is connected with a second water outlet 105, the second venturi tube 6 is connected with the backflow channel 106 through a second one-way valve 7, and a negative pressure port of the second venturi tube 6 is connected with an outlet of the second one-way valve 7.
Further, the backflow channel 106 is connected with a flow sensor 8, an inlet of the flow sensor 8 is connected with an outlet of the liquid exchange cavity 9, an outlet of the flow sensor 8 is connected with inlets of the first one-way valve 4 and the second one-way valve 7, and the flow sensor 8 is arranged, so that the liquid preparation adding amount can be measured more accurately.
Further, referring to fig. 3, the first main channel 101 and the second main channel 102 have a first water inlet 1031 and a second water inlet 1032, respectively, which are communicated with the main water inlet 103 of the input liquid flow.
Example 2
Referring to fig. 2-7, the difference from embodiment 1 is that a third double-switching valve 13 is further connected to the return channel 106, one inlet of the third double-switching valve 13 is connected to the reservoir B14, the other inlet of the third double-switching valve 13 is connected to the outlet of the second double-switching valve 10, and the outlet of the third double-switching valve 13 is connected to the inlet of the liquid exchange chamber 9. In the embodiment, the liquid preparations in the liquid storage box A and the liquid storage box B can be simultaneously put in, or only the liquid preparations in the liquid storage box A and the liquid storage box B can be put in. Of course, the number of the liquid storage boxes provided with the double switching valves is not limited to two, and three or four liquid storage boxes can be provided, so that the application range is wider.
The working process of the invention is as follows:
taking example 1 as an example, the operation of the double-barrel dispenser for feeding the barrel a is as follows:
in the process of inputting water into a water source, the first water inlet valve 2 is firstly opened, then an inlet and an outlet of the second double switching valve 10 connected with the first venturi tube 3 are opened, and simultaneously an inlet and an outlet of the first double switching valve 11 connected with the second double switching valve 10 are opened, so that a small amount of branched water of the water source enters the return channel 106 and sequentially flows through the second double switching valve 10, the first double switching valve 11 and the liquid exchange cavity 9, and the water flow is mixed into the water inlet through the negative pressure port of the first venturi tube 3 and is input into the barrel A together with the water inlet, and the water flow of the branched loop is used for flushing the liquid collecting cavity and the related flow path, so that the use of the dispenser is prevented from being influenced by the solidification of residual detergent. After the flushing is finished, one inlet of the first double-switching valve 11 connected with the liquid storage box A12 is opened, the other inlet of the first double-switching valve 11 is closed, the liquid preparation in the liquid storage box A12 enters the liquid exchange cavity 9 from the outlet of the first double-switching valve 11 under the action of the negative pressure of the first venturi tube 3, the washing water input before is mixed and metered by the flow sensor 8, after the preset throwing value is reached, one inlet of the first double-switching valve 11 connected with the liquid storage box A12 is closed, the other inlet of the first double-switching valve 11 is opened, the flushing operation is carried out again, the liquid in the return channel 106 can be mixed with the inflow water flow and is input into the barrel body A through the first main channel 101, and the throwing of the liquid preparation in the liquid storage box A is realized.
The working principle of the liquid feeding to the cylinder B is the same as that of the liquid feeding to the cylinder A.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. A dual barrel dispenser, characterized by: the device comprises a first main channel (101) and a second main channel (102), wherein one end of the first main channel (101) and one end of the second main channel (102) are communicated with a main water inlet (103) of input liquid flow, a first water outlet (104) connected with a barrel A water inlet is arranged at the other end of the first main channel (101), a second water outlet (105) connected with another barrel B water inlet is arranged at the other end of the second main channel (102), a first Venturi tube (3) and a second Venturi tube (6) are respectively arranged on the first main channel (101) and the second main channel (102), a return channel (106) is respectively connected with bypasses of the first main channel (101) and the second main channel (102), an inlet of the return channel (106) is connected with outlets of the first Venturi tube (3) and the second Venturi tube (6), and an outlet of the return channel (106) is connected with the first Venturi tube (3), The negative pressure port of the second Venturi tube (6) is connected, a first double-switching valve (11) and a liquid exchange cavity (9) are sequentially connected to the backflow channel (106) along the liquid backflow direction, and an inlet of the first double-switching valve (11) is connected with a liquid storage box A (12).
2. The dual barrel dispenser of claim 1, wherein: the negative pressure ports of the first Venturi tube (3) and the second Venturi tube (6) are respectively connected with a first one-way valve (4) and a second one-way valve (7), the inlets of the first one-way valve (4) and the second one-way valve (7) are connected with the outlet of a liquid exchange cavity (9), the inlet of the liquid exchange cavity (9) is connected with the outlet of a first double-switching valve (11), a second double-switching valve (10) is further connected onto the backflow channel (106), one inlet of the first double-switching valve (11) is connected with a liquid storage box A (12), the other inlet of the first double-switching valve (11) is connected with the outlet of the second double-switching valve (10), and two inlets of the second double-switching valve (10) are respectively connected with the outlets of the first Venturi tube (3) and the second Venturi tube (6).
3. The dual barrel dispenser as in claim 2, wherein: still be equipped with first water intaking valve (2) on first main entrance (101), the import of first water intaking valve (2) links to each other with main water inlet (103), and the export of first water intaking valve (2) links to each other with the import of first venturi (3), the export of first venturi (3) links to each other with first delivery port (104), first venturi (3) link to each other with return channel (106) through first check valve (4), the negative pressure mouth of first venturi (3) links to each other with the export of first check valve (4).
4. The dual barrel dispenser as in claim 2, wherein: the second main channel (102) is further provided with a second water inlet valve (5), an inlet of the second water inlet valve (5) is connected with the main water inlet (103), an outlet of the second water inlet valve (5) is connected with an inlet of a second Venturi tube (6), an outlet of the second Venturi tube (6) is connected with a second water outlet (105), the second Venturi tube (6) is connected with the backflow channel (106) through a second one-way valve (7), and a negative pressure port of the second Venturi tube (6) is connected with an outlet of the second one-way valve (7).
5. The dual barrel dispenser as in claim 2, wherein: and a flow sensor (8) is connected to the backflow channel (106), an inlet of the flow sensor (8) is connected with an outlet of the liquid exchange cavity (9), and an outlet of the flow sensor (8) is connected with inlets of the first check valve (4) and the second check valve (7).
6. The dual barrel dispenser of claim 1, wherein: the first main channel (101) and the second main channel (102) are respectively provided with a first water inlet (1031) and a second water inlet (1032) which are communicated with the main water inlet (103) of the input liquid flow.
7. The dual barrel dispenser as in any one of claims 1-6, wherein: and the return channel (106) is also connected with a third double-switching valve (13), one inlet of the third double-switching valve (13) is connected with the liquid storage box B (14), the other inlet of the third double-switching valve (13) is connected with the outlet of the second double-switching valve (10), and the outlet of the third double-switching valve (13) is connected with the inlet of the liquid exchange cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911389020.1A CN111074497A (en) | 2019-12-30 | 2019-12-30 | Double-cylinder dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911389020.1A CN111074497A (en) | 2019-12-30 | 2019-12-30 | Double-cylinder dispenser |
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| Publication Number | Publication Date |
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| CN111074497A true CN111074497A (en) | 2020-04-28 |
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| CN201911389020.1A Pending CN111074497A (en) | 2019-12-30 | 2019-12-30 | Double-cylinder dispenser |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185316A1 (en) * | 2022-03-31 | 2023-10-05 | 青岛海尔洗衣机有限公司 | Automatic additive dispensing device and washing machine control method |
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| GB1382899A (en) * | 1971-12-22 | 1975-02-05 | Economics Lab | System for supplying controlled amounts of at least one liquid product to a washing machine |
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| WO2023185316A1 (en) * | 2022-03-31 | 2023-10-05 | 青岛海尔洗衣机有限公司 | Automatic additive dispensing device and washing machine control method |
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