CN202380281U - Leakage alarm for semi-automatic washing machine - Google Patents
Leakage alarm for semi-automatic washing machine Download PDFInfo
- Publication number
- CN202380281U CN202380281U CN2011205479086U CN201120547908U CN202380281U CN 202380281 U CN202380281 U CN 202380281U CN 2011205479086 U CN2011205479086 U CN 2011205479086U CN 201120547908 U CN201120547908 U CN 201120547908U CN 202380281 U CN202380281 U CN 202380281U
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- Prior art keywords
- washing machine
- alarm
- water
- water receiving
- taper
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- Expired - Fee Related
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Abstract
The utility model provides a leakage alarm for a semi-automatic washing machine, belonging to the field of an alarm. The alarm comprises a washing machine; the washing machine consists of a stabilized power supply, a probe, an alarm circuit and a control circuit connected through wires and all elements are arranged in a shell of the washing machine. According to the alarm provided by the utility model, two water receiving taper-shaped containers and two groups of metal probes are used as probes; one water receiving taper-shaped container and one group of metal probes are placed under a dehydration barrel motor of the washing machine, and the other water receiving trapper-shaped container and the other group of metal probes are placed under the washing barrel motor. When the water machine is used, no matter which motor leaks, the leaked water enters one of the water receiving taper-shaped container; as the water receiving container is taper-shaped, little water can submerge the metal probes under the taper-shaped containers; thus the alarm circuit is electrified to send out an alarm signal, and then the control circuit enables the motor to stopping working. As the leakage alarm provided by the utility model can remind a user when the water leaks early, the leakage alarm can play a good protection role, and can realize good application prospects.
Description
Technical field
The utility model relates to the household electrical appliances water leakage alarm device; Especially a kind of can at the dehydration bucket of semi-automatic washing machine and water seal has just been leaked above the wash bucket motor time; Just can send alarm signal and control dehydration bucket and the outage of wash bucket motor, make it out-of-work semi-automatic washing machine water-leakage alarm.
Background technology
At present, known washing machine water-leakage alarm, can not be effectively at the dehydration bucket when water seal has just been leaked above the wash bucket motor, just can detect and send alarm signal, cause motor to damage easily because of leaking.
The utility model content
The utility model purpose is to overcome existing washing machine water-leakage alarm; Can not be effectively at the dehydration bucket with when water seal has just been leaked above the wash bucket motor; Just can detect and send alarm signal, cause motor easily, provide a kind of at the dehydration bucket of semi-automatic washing machine with when water seal has just been leaked above the wash bucket motor because leak and damage; Just can send alarm signal and control dehydration bucket and the outage of wash bucket motor, make it out-of-work semi-automatic washing machine water-leakage alarm.
The purpose of the utility model is achieved in that
The semi-automatic washing machine water-leakage alarm comprises washing machine, it is characterized in that being made up of voltage-stabilized power supply, probe, warning circuit and control circuit, connects through lead therebetween, and all elements are installed in the washing machine shell.
Described voltage-stabilized power supply is made up of a power transformer, four silicon rectifier diodes, an electrochemical capacitor, two ceramic disc capacitors and the fixing output of 6V three an ends voltage-stablizer, connects through lead therebetween.
Described probe is made up of two water receiving conical vessels and two groups of metal probes, and two groups of metal probes are installed in two water receiving conical vessel bottoms respectively, and every group of metal probe is made up of two copper sheets, and be insulated from each other between two copper sheets.
Described warning circuit is made up of a NPN triode, PNP triode, relay and a supported signal lamp, connects through lead therebetween.
Described control circuit is made up of a NPN triode, a PNP triode and a relay, connects through lead therebetween.
The utility model utilizes two water receiving conical vessels and two groups of metal probes as probe; One of them water receiving conical vessel and one group of metal probe are placed on below the dehydrating vessel in washing machine motor, and another water receiving conical vessel is placed on below the wash bucket motor with another group metal probe.No matter which motor leaks, the water that spills can get in one of them water receiving conical vessel in using, because the water receiving container is taper, the metal probe that water seldom just can be made way for below the conical vessel is not had by water logging; Thereby warning circuit gets the electric alarm signal of sending, and the control circuit that continues quits work by motor.Because the utility model can be reminded the user when just leaking, and the protective effect that can play, so have good application prospect.
Description of drawings
Fig. 1 is the utility model structured flowchart, and Fig. 2 is the utility model circuit diagram.
The specific embodiment
Shown in Fig. 1, the semi-automatic washing machine water-leakage alarm is made up of voltage-stabilized power supply, probe, warning circuit and control circuit, connects through lead therebetween, and all elements are installed in the washing machine shell.Voltage-stabilized power supply is made up of a power transformer, four silicon rectifier diodes, an electrochemical capacitor, two ceramic disc capacitors and the fixing output of 6V three an ends voltage-stablizer, connects through lead therebetween.Probe is made up of two water receiving conical vessels and two groups of metal probes, and two groups of metal probes are installed in two water receiving conical vessel bottoms respectively, and every group of metal probe is made up of two copper sheets, and be insulated from each other between two copper sheets.Warning circuit is made up of a NPN triode, PNP triode, relay and a supported signal lamp, connects through lead therebetween.Control circuit is made up of a NPN triode, a PNP triode and a relay, connects through lead therebetween.
As shown in Figure 2, by power transformer T, silicon rectifier diode VD1, VD2, VD3, VD4, electrochemical capacitor C1, the fixing output of ceramic disc capacitor C2, C3 and 6V three ends voltage-stablizer A forms voltage-stabilized power supply.Form probe by water receiving conical vessel JS1, JS2 and metal probe D1, D2.By NPN triode VT1, PNP triode VT2, relay K 1 is formed warning circuit with signal lamp H.By NPN triode VT3, PNP triode VT4 and relay K 2 are formed control circuit.M1 is the dehydration bucket motor of washing machine, and M2 is the wash bucket motor of washing machine.JS1 is installed in below the M1, and JS2 is installed in below the M2.In the circuit, after the 220V AC power is opened, reduce to the 12V AC power, convert dc source into through VD1, VD2, VD3, VD4 rectification, C1 filtering through T; After the filtered dc source of C1 gets into A, from the stable 6V dc source of the 3rd pin output of A; The effect of C2 is the ripple characteristics that improves power supply, and the effect of C3 is a transient response of improving load.Through the 6V dc source that the 3rd pin of A is exported, get into the D1, the D2 end of incoming cables that are positioned at JS1, JS2 bottom; At this moment, if the water seal of M1 is leaked, the water that spills will get in the JS1, and the D1 that continues is not had by water logging; If the water seal of M2 is leaked, the water that spills will get in the JS2, and the D2 that continues is not had by water logging.When D1 or D2 are not had by water logging, VT1 can obtain suitable bias current conducting from the positive pole of 6V power supply through water resistance, and after the VT1 conducting, it is closed that VT2 conducting, the K1 that continues gets its normally opened contact of electric adhesive.Because the 6V cathode power supply feeder ear of H is to supply with through the normally opened contact of K1,, thereby remind user's motor to leak so after K1 got its normally opened contact closure of electric adhesive, H also can get electroluminescence.VT1 through water resistance when the positive pole of 6V power supply obtains suitable bias current conducting, VT3 also can obtain suitable bias current conducting from the positive pole of 6V power supply through water resistance, after the VT3 conducting, VT4 conducting, the K2 that continues gets its normally-closed contact of electric adhesive and breaks off.Because a utmost point of the 220V ac power supply end of M1 and M2 is to supply with through the normally-closed contact of K2; After so K2 gets its normally-closed contact disconnection of electric adhesive; One utmost point of the 220V ac power supply end of M1 and M2 also can break off, thereby M1 and M2 dead electricity shut down, the protective effect that M1 and M2 are played.
In Fig. 2, T adopts 220V/12V, 3W power transformer.VD1, VD2, VD3, VD4 model are 1N4001.The C1 model is 470UF, 25V, and the C2 model is 0.33UF, and the C3 model is 0.1F.VT1, VT3 model are 9011, and VT2, VT4 model are 9012.K1 is JRC-21F-YG4100-6V relay, and K2 is JZC-23F-4123-6V relay.The A model is 7806.H is the 6V miniature bulb.JS1 and JS2 are the conical vessels of plastic material.
Claims (1)
1. the semi-automatic washing machine water-leakage alarm comprises washing machine, it is characterized in that being made up of voltage-stabilized power supply, probe, warning circuit and control circuit, connects through lead therebetween, and all elements are installed in the washing machine shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205479086U CN202380281U (en) | 2011-12-25 | 2011-12-25 | Leakage alarm for semi-automatic washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205479086U CN202380281U (en) | 2011-12-25 | 2011-12-25 | Leakage alarm for semi-automatic washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202380281U true CN202380281U (en) | 2012-08-15 |
Family
ID=46628795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205479086U Expired - Fee Related CN202380281U (en) | 2011-12-25 | 2011-12-25 | Leakage alarm for semi-automatic washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202380281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299489A (en) * | 2017-07-06 | 2017-10-27 | 安徽金帅洗衣机有限公司 | A kind of hydroelectric separating device of impeller semi-automatic washing machine |
-
2011
- 2011-12-25 CN CN2011205479086U patent/CN202380281U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299489A (en) * | 2017-07-06 | 2017-10-27 | 安徽金帅洗衣机有限公司 | A kind of hydroelectric separating device of impeller semi-automatic washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20131225 |