CN2632121Y - Drying tester of dry washer - Google Patents
Drying tester of dry washer Download PDFInfo
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- CN2632121Y CN2632121Y CN 03232626 CN03232626U CN2632121Y CN 2632121 Y CN2632121 Y CN 2632121Y CN 03232626 CN03232626 CN 03232626 CN 03232626 U CN03232626 U CN 03232626U CN 2632121 Y CN2632121 Y CN 2632121Y
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- pipeline
- circuit
- dry
- washing machine
- signal processing
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Abstract
The utility model relates to a drying tester of dry washer, which is arranged in a recycle system of a dry washer. The utility model is characterized in that the drying tester of dry washer comprises a pipeline, wherein, one end of the pipeline is connected with an outlet pipeline for condensation liquid of the recycle system of the dry washer, while the other end of the pipeline is connected with an inlet pipeline for a liquid-water separator of the dry washer. Furthermore, a concave slot is formed in an appropriate position of the pipeline. A heat-variable resistance is arranged in the inner wall of the concave slot. A drying control circuit is connected with the heat-variable resistance for monitoring drying, which comprises a signal processing circuit, a double-color indicator light and a socket connector which are connected with the signal processing circuit. The signal processing circuit comprises a power source circuit, an amplification regulation circuit and a judge circuit connected with the amplification regulation circuit. The utility model adopts the heat-variable resistance with positive temperature coefficient as testing element to control the drying. Furthermore, the signal is output in the form of voltage or switch, thereby fitting for various drying control systems. The working steps are obviously displayed and convenient in operation, therefore, the utility model has great practical application value.
Description
Technical field
The utility model relates to a kind of detector of wash mill, relates in particular to a kind of dry-washing machine drying detector that works in the dry-washing machine drying control system.
Background technology
In the wash mill dryer, whether fully oven dry detects as the dry cleaner clothing basis for estimation of oven dry, therefore, make clothing after washing, take out machine before, reclaim cleaning solvent to greatest extent, occupation ratio is than important position in whole wash mill dry-washing machine drying system.
It mainly is the utilization theory of mechanics that the oven dry of prior art dry cleaner detects, and normally adopts the ball float mode to detect.Ball float is a magnetic, and there is a tongue tube centre, when ball float descends, and the tongue tube adhesive, otherwise disconnect.The operation principle of ball float: when the liquid that flows out surpasses the mozzle flow, the ball float come-up, during less than the mozzle flow, ball float descends, and mozzle is blocked easily, also needs computer regularly to export an anti-blocking cleansing pin and regularly combs logical.
Though whether fully the mode that ball float detects can judge clothing oven dry, has following defective in practical operation and oven dry testing process:
1. owing to the inhomogeneities of liquid flow in washing process causes the ball float fluctuation ratio bigger, cause relevant electric elements frequent movement, reduce its service life thus;
2. because ball float works long hours in clothing and washing agent, so the lint of being taken out of because of washing by clothing easily on the ball float stops up, and needs cleaning, thereby causes many inconveniences to the user.
Summary of the invention
The purpose of this utility model is to provide a kind of improved dry-washing machine drying detector, and it can adapt to various working environments, and has advantages such as easy for installation, that drying efficiency is high, can use for a long time.
The purpose of this utility model is achieved in that
A kind of dry-washing machine drying detector, it is arranged in the dry cleaner recovery system, be characterized in: this dry-washing machine drying detector comprises: a pipeline, one end of this pipeline is connected with the condensate outlet pipeline of recovery system in the dry cleaner, and the other end of this pipeline is connected with liquid separator inlet pipeline in the dry cleaner; Form a groove in the appropriate position of this pipeline, place a thermistor at the inwall place of this groove; What be connected with thermistor is the oven dry control circuit that is used to monitor oven dry.
In above-mentioned dry-washing machine drying detector, wherein, described oven dry control circuit is made up of with the bi-colour LED, the connector that are connected with this signal processing circuit signal processing circuit; Described signal processing circuit comprises, a power circuit, an amplification integeral type circuit, and the decision circuit that is connected with amplification integeral type circuit; Wherein, two power ends of described power circuit are connected with 2 pin with 1 pin of connector; The input of described amplification integeral type circuit connects resistor voltage divider circuit, and the AB two ends of resistor voltage divider circuit are connected with thermistor; Described decision circuit is made up of two transistor T1, T2 and a plurality of resistance, and transistor T 1 is connected with amplification integeral type circuit by resistance, and the colelctor electrode of transistor T 2 is connected with 3 pin of connector; Described bi-colour LED connection is arranged on C, D, E three ends.
In above-mentioned dry-washing machine drying detector, wherein, described pipeline is inclined to set, and slant range is 5 ° to 35 °.
In above-mentioned dry-washing machine drying detector, wherein, described thermistor is by the gluing pipeline groove inwall place that sticks on of high temperature resistant silicon.
The utility model dry-washing machine drying detector makes it compared with prior art owing to adopted above-mentioned technical scheme, has following advantage and good effect:
1. the utility model is owing to be as detecting element with semistor PTC, based on electronic signal process is principle, signal is with voltage or switching value output, by changing internal circuit lead-out wire bond pad locations, therefore long working life not only, and can adapt to the dry-washing machine drying control system of various working environments;
2. the utility model is owing to can pass through rotating pipe, and the area that changes liquid contact pipeline is regulated the sensitivity of " oven dry detects ", therefore can adapt to various job requirements;
3. the utility model has been owing to adopted the LED bi-colour LED, thereby can show the state of each job step of dryer, therefore is convenient to operation.
4. the utility model is because rational in infrastructure and easy for installation, and has the drying efficiency height, is convenient to regulate and advantage easy to use.
Description of drawings
By of the description of a following example to the utility model dry-washing machine drying detector, can further understand the purpose of this utility model, specific structural features and advantage in conjunction with its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the structural representation according to the dry-washing machine drying detector that the utility model proposes;
Fig. 2 is the electrical schematic diagram of oven dry control circuit in the utility model dry-washing machine drying detector.
The specific embodiment
See also shown in Figure 1, at the structural representation of last the utility model dry-washing machine drying detector.The utility model dry-washing machine drying detector is arranged in the dry cleaner recovery system, and it comprises: a pipeline 10 is arranged on the thermistor PTC element 14 in the pipeline 10, the oven dry control circuit 20 that is connected with thermistor PTC element 14.
Described these pipeline 10 its 12 ends are connected with the condensate outlet pipeline of recovery system in the dry cleaner, and 13 ends of pipeline 10 are connected with liquid separator inlet pipeline in the dry cleaner; Pipeline 10 is to tilt to connect in dry cleaner, the scope that pipeline 10 tilts is 5 ° to 35 °, in the present embodiment, the angle that pipeline 10 tilts is about 15 °, allowing the liquid in the dry cleaner in pipeline 10, flow through automatically, and make liquid that can not stockpile and influence the correctness that oven dry detects at tube wall.
Please in conjunction with Fig. 1 referring to shown in Figure 2, this be in the utility model dry-washing machine drying detector the oven dry control circuit electrical schematic diagram.Oven dry control circuit 20 is made up of with the bi-colour LED 22, the connector 23 that are connected with this signal processing circuit 21 signal processing circuit 21.Signal processing circuit 21 comprises: a power circuit 211, an amplification integeral type circuit 212, and the decision circuit 213 that is connected with amplification integeral type circuit 212.Wherein, two power ends of power circuit 211 are connected with 2 pin with 1 pin of connector 23; The input of amplification integeral type circuit 212 connects resistor voltage divider circuit, and resistor voltage divider circuit AB two ends are connected with oven dry detecting element thermistor 14, and amplification integeral type circuit 212 receives the change in resistance information of thermistor 14 and sends after amplifying shaping; Decision circuit 213 is made up of two transistor T1, T2 and a plurality of resistance, transistor T 1 is connected with amplification integeral type circuit 212 by resistance, the change in resistance information of the thermistor 14 that reception is sent by amplification integeral type circuit 212 is sent through 3 pin of connector 23 by the colelctor electrode of transistor T 2 after two transistor T1 and T2 amplify; Described bi-colour LED 22 connections are arranged on C, D, E three ends, are used to indicate the duty of oven dry.
Above-mentioned oven dry control circuit 20 adopts surface mounting technology to design and produce; power with direct current 24V power supply; with semistor PTC element 14 conduct oven dry detecting elements; utilize the PTC element to have along with temperature raises and makes the resistance value at its two ends become big characteristic; and before rising to a specific temperature; resistance value is very slow with variation of temperature; when surpassing this specified temp; its resistance sharply increases (resistance this temperature jumpy takes place be called Curie-point temperature) these characteristics dries control; its signal also can switching value be exported with voltage, can work in the dry-washing machine drying control system.
Operation principle of the present utility model is, when certain amount of fluid flows through in the control piper 10 of dry-washing machine drying detector, by the heat-conduction effect of liquid to thermistor PTC element in the pipeline 10 of dry-washing machine drying detector, make the surface temperature of thermistor PTC reduce, no longer reduce and reach balance until temperature; And do not have liquid to flow through in the pipeline 10 or when having only minute quantity liquid to flow through when finishing (appear at drying course usually), the surface temperature of thermistor PTC raises, no longer raise and by the time balance until temperature; Be converted into the variation of electronic signal by this variation of temperature, the signal SNG after handling is input in the controller of dry cleaner, judge the whether fully oven dry of this clothing by the computer of dry cleaner.
See also shown in Figure 2ly, below by operation principle, and be further described: signal processing circuit 21 in the oven dry control circuit 20 by the step that needs in the drying course with regard to oven dry control circuit 20 of the present utility model
1) starts: at the beginning of dryer powers on, thermistor PTC element is under the normal temperature, its resistance value is less relatively, the flow through this moment current value relatively large (starting current is mA more than 300) of thermistor PTC, by signal processing circuit 21 in the oven dry control circuit 20 current value of thermistor PTC is become the variation of voltage, output signal is low level voltage amount or switching value disconnection; LED bi-colour LED 22 has only red light to be lighted simultaneously, and green light does not work, and indicator lamp is red;
2) preheating: dryer preheating work begins, thermistor PTC component temperature raises gradually, it is big that its resistance value also becomes simultaneously gradually, the electric current of thermistor PTC of flowing through reduces gradually, up to reaching Curie-point temperature, its resistance raises and speeds up, and it is slack-off that current value reduces speed, no longer reduces to reach stable (the steady operation electric current is about about 80mA) until electric current; Through signal processing circuit 21 in the oven dry control circuit 20 current value of thermistor PTC is handled the variation that is transformed into voltage, output signal is high level voltage amount or switching value closure; At this moment, bi-colour LED red light and green light are all lighted simultaneously, and luminous together formation is yellow; The whole warm time is about 2 minutes;
3) oven dry: when dry cleaner enters drying course, if when having certain amount of fluid to flow through pipeline 10 in the dry-washing machine drying detector, because heat-conduction effect, make the surface temperature of thermistor PTC reduce gradually, resistance reduces gradually, the electric current of thermistor PTC of flowing through increases gradually, is transformed into the variation of voltage after handling through the signal of signal processing circuit 21 in the oven dry control circuit 20, and output signal is that low level voltage amount or switching value disconnect; Bi-colour LED has only red light to be lighted, and green light does not work, and indicator lamp is red; In the present embodiment, transfer baking stage in preheating, promptly do not have liquid to flow in the pipeline 10, bi-colour LED is red from xanthochromia, only needs 2～5 second time, and can pass through rotating pipe 10, and the area that promptly changes liquid contact pipeline 10 is regulated sensitivity.
4) finish: finish when the drying work of dryer is approaching, the liquid that flows in the pipeline 10 in the dry-washing machine drying detector reduces gradually, finish up to oven dry, have only minute quantity liquid or do not have liquid to flow through pipeline 10, this moment, thermistor PTC element was because the relation that heat is conducted and continued to power up, temperature raises rapidly, resistance increases rapidly, the electric current of thermistor PTC of flowing through reduces rapidly, be transformed into the variation of voltage after the signal processing through signal processing circuit 21 in the oven dry control circuit 20, output signal is high level voltage amount or switching value closure; Bi-colour LED red light and green light are all lighted simultaneously, and luminous together formation is yellow.
In sum, the utility model dry-washing machine drying detector is as detecting element with semistor PTC14, based on electronic signal process is that principle is dried control, signal is with voltage or switching value output, therefore long working life not only, and can adapt to the dry-washing machine drying control system of various working environments; Simultaneously, owing to regulate sensitivity easily, can adapt to various job requirements thus; In addition, job step shows clear and definite, is convenient to operation, and is therefore very practical.
Claims (4)
1. dry-washing machine drying detector, it is arranged in the dry cleaner recovery system, it is characterized in that: this dry-washing machine drying detector comprises: a pipeline (10), (12) end of this pipeline (10) is connected with the condensate outlet pipeline of recovery system in the dry cleaner, and (13) end of this pipeline (10) is connected with liquid separator inlet pipeline in the dry cleaner; Form a groove (11) in the appropriate position of this pipeline (10), place a thermistor (14) at the inwall place of this groove (11); What be connected with thermistor (14) is the oven dry control circuit (20) that is used to monitor oven dry.
2. dry-washing machine drying detector as claimed in claim 1 is characterized in that: described oven dry control circuit (20) is made up of with the bi-colour LED (22) that is connected with this signal processing circuit (21), connector (23) signal processing circuit (21);
Described signal processing circuit (21) comprises, a power circuit (211), an amplification integeral type circuit (212), and the decision circuit (213) that is connected with amplification integeral type circuit (212); Wherein,
Two power ends of described power circuit (211) are connected with 2 pin with 1 pin of connector (23);
The input of described amplification integeral type circuit (212) connects resistor voltage divider circuit, and the AB two ends of resistor voltage divider circuit are connected with thermistor (14);
Described decision circuit (213) is made up of two transistor T1, T2 and a plurality of resistance, and transistor T 1 is connected with amplification integeral type circuit (212) by resistance, and the colelctor electrode of transistor T 2 is connected with 3 pin of connector (23); Described bi-colour LED (22) connection is arranged on C, D, E three ends.
3. dry-washing machine drying detector as claimed in claim 1 is characterized in that: described pipeline (10) is inclined to set, and slant range is 5 ° to 35 °.
4. dry-washing machine drying detector as claimed in claim 1 is characterized in that: described thermistor (14) is by gluing pipeline (10) groove (11) the inwall place that sticks on of high temperature resistant silicon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03232626 CN2632121Y (en) | 2003-06-30 | 2003-06-30 | Drying tester of dry washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03232626 CN2632121Y (en) | 2003-06-30 | 2003-06-30 | Drying tester of dry washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2632121Y true CN2632121Y (en) | 2004-08-11 |
Family
ID=34291521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03232626 Expired - Fee Related CN2632121Y (en) | 2003-06-30 | 2003-06-30 | Drying tester of dry washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2632121Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107334250A (en) * | 2017-08-08 | 2017-11-10 | 广州欣阳电子科技有限公司 | Intelligent nail beauty machine |
| CN107961025A (en) * | 2016-10-20 | 2018-04-27 | 三星电子株式会社 | Mobile x-ray imaging equipment |
-
2003
- 2003-06-30 CN CN 03232626 patent/CN2632121Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961025A (en) * | 2016-10-20 | 2018-04-27 | 三星电子株式会社 | Mobile x-ray imaging equipment |
| CN107961025B (en) * | 2016-10-20 | 2023-08-18 | 三星电子株式会社 | Mobile X-ray imaging apparatus |
| CN107334250A (en) * | 2017-08-08 | 2017-11-10 | 广州欣阳电子科技有限公司 | Intelligent nail beauty machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |