CN107761318A - Detergent launches controller - Google Patents
Detergent launches controller Download PDFInfo
- Publication number
- CN107761318A CN107761318A CN201610714899.2A CN201610714899A CN107761318A CN 107761318 A CN107761318 A CN 107761318A CN 201610714899 A CN201610714899 A CN 201610714899A CN 107761318 A CN107761318 A CN 107761318A
- Authority
- CN
- China
- Prior art keywords
- detergent
- storage box
- infusion channel
- pulse signal
- signal number
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- D06F33/00—Control of operations performed in washing machines or washer-dryers
-
- D06F2204/02—
-
- D06F2204/10—
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Washing And Drying Of Tableware (AREA)
Abstract
Simple structure, reliable detergent is controlled to launch controller, infusion channel (2) provided with detergent storage box (1) and inside and outside end opening, the infusion channel inner port is led in the detergent storage box, in infusion channel flow sensor (4) and extracting device (5) are sequentially provided with from the outside port of inner port, the flow sensor is connected with microprocessor CPU (41), and the microprocessor is provided with this program：After opening the detergent in the extracting device extraction detergent storage box, record the pulse signal number Pn of flow sensor in time per unit, it will be made comparisons again when the pulse signal number of previous record with the preceding pulse signal number once recorded, if pulse signal number increases, then judge detergent deficiency in detergent storage box, then alarm user adds detergent.The present invention is used as the detergent embarking device of washing machine.
Description
Technical field
The present invention relates to the device of the putting detergent of washing machine counterpart, particularly washing machine.
Background technology
There are many open skills on detergent surplus detection in storage box in the detergent embarking device of washing machine
Art.
Technology disclosed in CN 202323453U is to set one to be penetrated with detergent storage box and to the sky of atmosphere opening
Between, the detergent liquid in storage box enters the open space by law of connected vessels, and electrode is provided with open space, visits
Survey judges detergent, and whether storage is insufficient.This determination methods need to test electrode, and fluid connection structure is more complicated, cost ratio
It is higher.
A kind of technology disclosed in CN 103334269A, it is that rocker piece is set in detergent storage box, is set inside rocker piece
Magnet is equipped with, storage box bottom is provided with tongue tube or hall sensing device, and rocker piece is under liquid buoyancy effect with washing
Agent level change and lift, the magnet when detergent liquid level drops to certain position in storage box in rocker piece causes Hall first
Part generating state changes, and thus tests the change of detergent liquid level.This technology is because magnet strength fluctuation is big, and Hall is first
Part in itself induction fluctuation etc. cause signal intensity correspond to level change error it is larger, it is difficult to accurate judgement detergent is deposited
Allowance.
The content of the invention
Complicated, difficult energy after detergent is launched is constructed the invention solves the detergent throwing device of washing machine in the prior art
Accurate judgement launches in case whether detergent storage is insufficient, and a kind of detergent that the present invention is provided for this launches controller, and this is washed
Wash agent and launch controller simple structure, cost is low, and whether detergent is insufficient in storage box after energy accurate judgement detergent is launched.
To solve the above problems, the technical solution adopted by the present invention is provided with detergent storage box and inside and outside end opening
Infusion channel, the infusion channel inner port lead in the detergent storage box, infusion channel from the outside port of inner port according to
Secondary to be provided with flow sensor and extracting device, it is characterized in that the flow sensor is connected with microprocessor CPU, micro- place
Reason device is provided with this program：After opening the detergent in the extracting device extraction detergent storage box, time per unit is recorded
The pulse signal number Pn of interior flow sensor, then will believe when the pulse signal number of previous record and the preceding pulse once recorded
Number number is made comparisons, if pulse signal number increases, judges detergent deficiency in detergent storage box, then alarm is used
Add detergent in family.
The preferred scheme of the present invention has：
The section that the infusion channel is located in detergent storage box is provided with a port, and the port horizontal level is than defeated
The high distance H of horizontal level of liquid passage inner port.
Valve A is provided with the infusion channel between flow sensor and cleaning solution storage box.
The extracting device is Venturi tube, and the negative pressure mouth of the Venturi tube runs through the infusion channel.
The arrival end of the Venturi tube is connected with water-supply-pipe.
Infusion channel place between the valve A and flow sensor, which leads to, branch pipe, and the branch pipe another side connects
The water-supply-pipe is run through, valve B is connected with branch pipe.
The infusion channel is located at the section in detergent storage box, and the section can be vertical or water
It is flat or level of approximation.
For the present invention because flow sensor therein is connected with microprocessor CPU, the microprocessor is provided with detergent storage not
The detection of foot, judgement, alert program, the program is based on relative infusion channel internal orifice, the state that detergent liquid level declines, therefore this hair
Bright simple structure, detection judge rationally, accurately.
The invention will be further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is a structural representation of the invention；
Fig. 2 is the structural representation that the section that infusion channel of the present invention is located in detergent storage box is provided with a port
Figure, the section is vertical；
Fig. 3 is the present invention in the structure for being provided with valve A in infusion channel between flow sensor and cleaning solution storage box
Schematic diagram；
Fig. 4 is that extracting device is Venturi tube in the present invention, and the arrival end of Venturi tube is connected with the structural representation of water-supply-pipe
Figure；
Fig. 5 is the program principle figure of the microprocessor in the present invention；
Fig. 6 is the structural representation that the section that infusion channel of the present invention is located in detergent storage box is provided with a port
Figure, the section is horizontal.
Embodiment
Embodiment one
Detergent launches controller, provided with detergent storage box 1 and the infusion channel of inside and outside end opening 2, the infusion channel
Inner port, which is led to, flow sensor 4 and takes out in being sequentially provided with detergent storage box 1, infusion channel 2 from the outside port of inner port
Device 5 is carried, flow sensor 4 is connected with microprocessor CPU 41, and the microprocessor is provided with this program：Extracting device 5 is opened to take out
After taking the detergent in detergent storage box 1, the pulse signal number Pn of flow sensor in every 0.2 second time is recorded, then will
When the pulse signal number of previous record is made comparisons with the preceding pulse signal number once recorded, if pulse signal number increases,
Then judge detergent deficiency in detergent storage box, then alarm user adds detergent.
The present invention works in extracting device, referring to Fig. 5, after extraction detergent starts, is recorded in CPU every 0.2 second period
Flow sensor rushes signal number Pn, and pulse signal number in more forward and backward two period, that is, will work as previous record
Pulse signal number and the preceding comparison once recorded, if preceding once being recorded when the pulse signal number Pn of previous record is more than
Pulse signal number Pn-1, detergent deficiency in detergent storage box is may indicate that, otherwise detergent storage is sufficient, and CPU continues
Record compared with；In order to avoid causing because there is accidental obstacle when the pulse number of previous record shows as incorrect increase, i.e.,
Increase phenomenon is wrong, and present invention record continues record increase phenomenon after increasing phenomenon for the first time, and to increasing event count,
That is " umber of pulse increase number numeration ", the present invention set increase number counter value as 4 or more than 4, that is, occurs continuous 4 times or greatly
In the increase phenomenon of 4 times, with regard to alarm detergent storage deficiency, otherwise do not alarm, CPU continues record compared with.Set " arteries and veins
Number increase count value >=4 " are rushed, erroneous judgement can be avoided to greatest extent.During detergent storage abundance, the inner of infusion channel 2
Below detergent liquid level, detergent storage deficiency then shows as being decreased below this with detergent extraction detergent liquid level mouth
Inner port, referring to Fig. 1, this situation air is inhaled into infusion channel 2, because the resistance ratios that air flows in passage wash liquid stream
Dynamic resistance is small, and air velocity is more than detergent flow velocity, makes the pulse number increase of output in the flow sensor unit interval.
Embodiment two
This example be different from example to be that a section that the infusion channel is located in detergent storage box is provided with one logical
Mouth 21, port horizontal level distance H higher than the horizontal level of infusion channel inner port, referring to Fig. 2, the aperture of port 21 is less than
The inner port bore of infusion channel 2.When detergent is extracted, and detergent liquid level is less than port 21, air is inhaled into infusion channel,
Because the aperture of port 21 is less than 2 inner bore of infusion channel, detergent is also drawn into while air is inhaled into, air and washing
Agent mixture is because flow resistance is less than pure detergent, and mixing rate of flow of fluid is more than pure detergent, relative to pure detergent, flow
The pulse signal number increase of sensor units time output.This example is located at the section in detergent storage box in infusion channel
A port 21 is provided with, alarm detergent storage is insufficient in advance for energy, so, the reasonable position that port 21 is set, with regard to rationally
Control the lead of cleaning solution deficiency alarm.
Embodiment three
This example be different from example two be in infusion channel 2 valve is provided between flow sensor 4 and cleaning solution storage box 1
Door A3, referring to Fig. 3.Other constructions are identical with example two." valve A unlatchings " corresponds to this example in the program principle that Fig. 5 is represented.
Example IV
It is Venturi tube 5A that device 5 is extracted described in this example, and the negative pressure mouth 5A3 of the Venturi tube runs through the woven hose
2, the entrance 5A1 ends of Venturi tube are connected with water-supply-pipe 6, and the place between valve A3 and flow sensor 4 of infusion channel 2, which leads to, branch
Pipe 7, the branch pipe another side is coherent to pass through water-supply-pipe 6, valve B8 is connected with branch pipe, referring to Fig. 4.
Valve A3 is opened, and valve B8 is closed, and water-supply-pipe 6 connects Venturi tube 5A to during tub of washing machine water delivery, Venturi tube
Negative pressure caused by negative pressure mouth 5A3 is delivered to detergent storage box 1, extracts detergent.When valve A3 is closed, valve B8 is opened, then with defeated
The distributing inlet of branch pipe 7 when water pipe 6 is intake, shunting water are flowed through after infusion channel enters Venturi tube and exported with main current, shunt water
Infusion channel and flow sensor current associated components can be rinsed.
Embodiment five
Referring to Fig. 6, this example is different from the section for being the infusion channel and being located in detergent storage box of example two, should
Section is horizontal.Other constructions are identical with example two.
Claims (6)
1. detergent launches controller, the infusion channel (2) provided with detergent storage box (1) and inside and outside end opening, the transfusion is led to
Road inner port is led in being sequentially provided with flow sensor from the outside port of inner port in the detergent storage box, infusion channel
(4) and device (5) is extracted, it is characterized in that the flow sensor is connected with microprocessor CPU (41), the microprocessor is provided with this
Kind program：After opening the detergent in the extracting device extraction detergent storage box, flow sensing in time per unit is recorded
The pulse signal number Pn of device, then ratio will be made when the pulse signal number of previous record and the preceding pulse signal number once recorded
Compared with if pulse signal number increases, detergent deficiency in judgement detergent storage box, then alarm user, which adds, washs
Agent.
2. detergent as claimed in claim 1 launches controller, it is characterized in that the infusion channel is located at detergent storage box
An interior section is provided with a port (21), port horizontal level distance H higher than the horizontal level of infusion channel inner port.
3. detergent as claimed in claim 1 launches controller, it is characterized in that in the infusion channel in flow sensor and
Valve A (3) is provided between cleaning solution storage box.
4. the detergent as described in claim 1-3 launches controller, it is characterized in that the extracting device is Venturi tube (5A),
The negative pressure mouth (5A3) of the Venturi tube runs through the woven hose.
5. detergent as claimed in claim 4 launches controller, it is characterized in that entrance (5A1) end of the Venturi tube
It is connected with water-supply-pipe (6).
6. detergent as claimed in claim 5 launches controller, it is characterized in that the infusion channel is in the valve A and flow
Place, which leads to, between sensor branch pipe (7), and the branch pipe another side is coherent to pass through the water-supply-pipe, and valve B is connected with branch pipe
(8)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714899.2A CN107761318B (en) | 2016-08-23 | 2016-08-23 | Detergent putting controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714899.2A CN107761318B (en) | 2016-08-23 | 2016-08-23 | Detergent putting controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107761318A true CN107761318A (en) | 2018-03-06 |
| CN107761318B CN107761318B (en) | 2020-05-19 |
Family
ID=61264502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610714899.2A Active CN107761318B (en) | 2016-08-23 | 2016-08-23 | Detergent putting controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107761318B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660695A (en) * | 2018-08-08 | 2018-10-16 | 宁国聚隆减速器有限公司 | A kind of detergent embarking device and method |
| CN111945372A (en) * | 2020-07-09 | 2020-11-17 | 珠海格力电器股份有限公司 | Automatic feeding system and control method of washing equipment |
| CN112080902A (en) * | 2020-08-17 | 2020-12-15 | 珠海格力电器股份有限公司 | Automatic detergent feeding device, washing machine and control method |
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| CN102051792A (en) * | 2009-11-03 | 2011-05-11 | 杭州神林电子有限公司 | Liquid detergent feeding device |
| CN102455060A (en) * | 2010-10-18 | 2012-05-16 | 海尔集团公司 | Control method of fuel gas of fuel gas water heater |
| CN102560978A (en) * | 2012-02-20 | 2012-07-11 | 深圳和而泰智能控制股份有限公司 | Washing machine water level automatic control system based on water inlet quantity detection and washing machine water level automatic control method |
| CN103322686A (en) * | 2012-03-20 | 2013-09-25 | 海尔集团公司 | Method for determining no water supply through water flow sensor |
| CN203334042U (en) * | 2013-05-22 | 2013-12-11 | 海尔集团公司 | Washing machine with automatically-added additive |
| CN203498661U (en) * | 2013-08-16 | 2014-03-26 | 杭州神林电子有限公司 | Detergent release controller |
| CN104727099A (en) * | 2013-12-24 | 2015-06-24 | 海尔集团公司 | Control method of automatic additive adding |
| CN104878570A (en) * | 2015-05-29 | 2015-09-02 | 南京创维家用电器有限公司 | Washing machine with detergent residual amount detecting function and detecting method |
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2016
- 2016-08-23 CN CN201610714899.2A patent/CN107761318B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051792A (en) * | 2009-11-03 | 2011-05-11 | 杭州神林电子有限公司 | Liquid detergent feeding device |
| CN102455060A (en) * | 2010-10-18 | 2012-05-16 | 海尔集团公司 | Control method of fuel gas of fuel gas water heater |
| CN102560978A (en) * | 2012-02-20 | 2012-07-11 | 深圳和而泰智能控制股份有限公司 | Washing machine water level automatic control system based on water inlet quantity detection and washing machine water level automatic control method |
| CN103322686A (en) * | 2012-03-20 | 2013-09-25 | 海尔集团公司 | Method for determining no water supply through water flow sensor |
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| CN203498661U (en) * | 2013-08-16 | 2014-03-26 | 杭州神林电子有限公司 | Detergent release controller |
| CN104727099A (en) * | 2013-12-24 | 2015-06-24 | 海尔集团公司 | Control method of automatic additive adding |
| CN104878570A (en) * | 2015-05-29 | 2015-09-02 | 南京创维家用电器有限公司 | Washing machine with detergent residual amount detecting function and detecting method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660695A (en) * | 2018-08-08 | 2018-10-16 | 宁国聚隆减速器有限公司 | A kind of detergent embarking device and method |
| CN108660695B (en) * | 2018-08-08 | 2024-02-27 | 宁国聚隆减速器有限公司 | Automatic detergent feeding device and method |
| CN111945372A (en) * | 2020-07-09 | 2020-11-17 | 珠海格力电器股份有限公司 | Automatic feeding system and control method of washing equipment |
| CN112080902A (en) * | 2020-08-17 | 2020-12-15 | 珠海格力电器股份有限公司 | Automatic detergent feeding device, washing machine and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107761318B (en) | 2020-05-19 |
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