CN202435625U - Thermal fuse heating circuit for milk beater - Google Patents
Thermal fuse heating circuit for milk beater Download PDFInfo
- Publication number
- CN202435625U CN202435625U CN 201220027225 CN201220027225U CN202435625U CN 202435625 U CN202435625 U CN 202435625U CN 201220027225 CN201220027225 CN 201220027225 CN 201220027225 U CN201220027225 U CN 201220027225U CN 202435625 U CN202435625 U CN 202435625U
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- CN
- China
- Prior art keywords
- heating wire
- circuit
- output
- input
- voltage stabilizing
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a thermal fuse heating circuit for a milk beater, which comprises a microswitch SW1, a temperature controller K1, a heating wire R2, a rectifying, filtering and voltage-stabilizing circuit and a relay RLY1. According to the structure, because the heating wire R2 is arranged, when being in a low-voltage state, the thermal fuse heating circuit can realize low-voltage compensation, so that the heating time can be well controlled, the heating efficiency is improved, and therefore the effect of air bubbles is good.
Description
Technical field
The utility model relates to the milk making device, particularly the heating wire heater circuit in the milk making device.
Background technology
The milk making device is a kind of device that milk liquid is become the milk bubble through agitating device; The milk making device will be accomplished this function and mainly need drive the drive unit of agitating device and give the milk heater that liquid heats; Make drive unit and heater work, then need design a circuit.The present heating wire heater circuit that is used for the milk making device mainly is made up of sensitive switch, thermostat, heating wire, relay etc.; When touching sensitive switch, relay closes is supplied power to entire circuit; And make the heating wire heating produce heat; When temperature arrived with design temperature, thermostat broke off, and entire circuit quits work.Though foregoing circuit can reach the purpose that heats to milk liquid,, if be carried in when voltage can not reach setting voltage on the heating wire, then the time of heating can extend, the efficient of heating reduces, and therefore, can influence the bubble effect of milk liquid.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides a kind of milk making device to use the heating wire heater circuit.
The technical scheme that solves the problems of the technologies described above is: a kind of milk making device comprises sensitive switch with the heating wire heater circuit, thermostat, heating wire R
1, heating wire R
2, rectification, filtering, voltage stabilizing circuit and relay; The input of sensitive switch be electrically connected outward, the output of sensitive switch is connected with the input of thermostat, the output of thermostat and heating wire R
1Input connects, heating wire R
1Output and heating wire R
2Output connects, simultaneously, and heating wire R
1Output also is connected with the input of rectification, filtering, voltage stabilizing circuit; Rectification, filtering, voltage stabilizing circuit are input to electric current in the input of relay input circuit; Simultaneously; The output of rectification, filtering, voltage stabilizing circuit also is electrically connected with outer, the output of relay input circuit be electrically connected outward, the two ends of relay output loop are connected to the two ends of sensitive switch.
Foregoing circuit is owing to be provided with heating wire R
2, when being in low-pressure state, can realize that low pressure replenishes, can better controlled heating time, improve the efficiency of heating surface, make the effective of bubble.
As improvement, between sensitive switch input and relay output loop input and dispatch from foreign news agency, be connected with fuse.This structure can in time be melted disconnected when relay and thermostat short circuit and outage, and the protection load avoids burning other components and parts of ring.
As improvement, the output of rectification, filtering, voltage stabilizing circuit also is connected with drive unit, the output of drive unit be electrically connected outward.Drive unit is connected in the circuit of the utility model,, simplifies the structure of circuit structure and milk making device, simultaneously, also can reduce cost through the work of same circuit control heating wire and drive unit.
As specializing, described drive unit is a motor.
As specializing, rectification, filtering, voltage stabilizing circuit comprise halfwave rectifier diode D
1, filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3, halfwave rectifier diode D
1Anode and heating wire R
1Output connects, halfwave rectifier diode D
1Negative electrode respectively with filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3An end connect filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3The other end be electrically connected outward.Can reach the effect of rectification, filtering and voltage stabilizing through foregoing circuit, and rectification, filtering, voltage stabilizing circuit is simple in structure.
As improvement, at halfwave rectifier diode D
1Anode and heating wire R
1Be connected with current-limiting resistance R between the output
4This structure is as heating wire R
2When short circuit overcurrent appears in low-pressure section, current-limiting resistance R
4Fusible plays the effect of protection low-voltage load.
As improvement, on the relay input circuit, be parallel with diode D
2This structure, when relay cuts off the power supply, the induced electromotive force in the ability release coil, protection components and parts.
As improvement, heating wire R
1With heating wire R
2Round the container outside wall setting.Be provided with like this, homogeneous heating not only, and also the bottom surface of container is simple in structure, is convenient to be provided with other parts.
Description of drawings
Fig. 1 is the block diagram of the utility model circuit.
Fig. 2 is the circuit diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further elaborated.
As depicted in figs. 1 and 2, the milk making device comprises fuse F with the heating wire heater circuit
1, sensitive switch SW
1, thermostat K
1, heating wire R
1, heating wire R
2, rectification, filtering, voltage stabilizing circuit, relay R LY
1, drive unit, current-limiting resistance R
4And diode D
2
Rectification, filtering, voltage stabilizing circuit comprise halfwave rectifier diode D
1, filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3
Described drive unit is a motor.
Fuse F
1Be connected dispatch from foreign news agency and sensitive switch SW
1Between the input, sensitive switch SW
1Output and thermostat K
1Input connect thermostat K
1Output and heating wire R
1Input connects, heating wire R
1Output and heating wire R
2Output connects, heating wire R
2With filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3Parallel connection also exports dispatch from foreign news agency to, simultaneously, and heating wire R
1Output also with whole current-limiting resistance R
4Input connects, current-limiting resistance R
4Output and halfwave rectifier diode D
1Anode connect halfwave rectifier diode D
1Negative electrode respectively with filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3An end and relay input circuit input and motor connect filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3The other end be electrically connected outward, the output of relay input circuit be electrically connected outward, the two ends of relay output loop are connected to the two ends of sensitive switch, the output of motor be electrically connected outward.
Described heating wire R
1With heating wire R
2Round the container outside wall setting.Be provided with like this, homogeneous heating not only, and also the bottom surface of container is simple in structure, is convenient to be provided with other parts.
In the utility model, when relay and thermostat short circuit, fuse F
1Can in time melt disconnected and outage, the protection load avoids burning other components and parts of ring.When touching sensitive switch SW
1The time, the relay adhesive.When temperature reaches assigned temperature, thermostat K
1Break off main power source, complete machine is quit work.Heating wire R
1Be responsible for to the heat supply of milk making device.When being in low-pressure state, heating wire R
2Can realize that low pressure replenishes, can better controlled heating time, improve the efficiency of heating surface, make the effective of bubble.Rectification, filtering, voltage stabilizing circuit are realized the function of rectification, filtering and voltage stabilizing.As heating wire R
2When short circuit overcurrent appears in low-pressure section, current-limiting resistance R
4Fusible plays the effect of protection low-voltage load.When relay cuts off the power supply, diode D
2Induced electromotive force in the ability release coil, the protection components and parts.
The operation principle of the utility model circuit is: sensitive switch SW
1Closed after-current is through thermostat K
1, heating wire R
1After can be divided into two-way: first via electric current can pass through thermostat K
1, heating wire R
1, halfwave rectifier diode D
1, filter capacitor EC
1, voltage stabilizing didoe ZD
1, to RLY
1Elementary power supply and motor power supply make relay R LY
1Closure provides sustainable power supply that circuit is started working to complete machine; The second road electric current can pass through heating wire R
2, form the loop, make heat-generating system begin operate as normal.When temperature continues to rise to assigned temperature, thermostat K
1Break off, complete machine quits work.
Claims (8)
1. a milk making device is used the heating wire heater circuit, it is characterized in that: comprise sensitive switch SW
1, thermostat K
1, heating wire R
1, heating wire R
2, rectification, filtering, voltage stabilizing circuit and relay R LY
1Sensitive switch SW
1Input be electrically connected sensitive switch SW outward
1Output and thermostat K
1Input connect thermostat K
1Output and heating wire R
1Input connects, heating wire R
1Output and heating wire R
2Output connects, simultaneously, and heating wire R
1Output also is connected with the input of rectification, filtering, voltage stabilizing circuit, and rectification, filtering, voltage stabilizing circuit are input to relay R LY with electric current
1In the input of input circuit, simultaneously, the output of rectification, filtering, voltage stabilizing circuit also is electrically connected with outer, relay R LY
1The output of input circuit be electrically connected relay R LY outward
1The two ends of output loop are connected to sensitive switch SW
1Two ends.
2. milk making device according to claim 1 is used the heating wire heater circuit, it is characterized in that: at sensitive switch SW
1Input and relay R LY
1Be connected with fuse F between output loop input and the dispatch from foreign news agency
1
3. milk making device according to claim 1 is used the heating wire heater circuit, it is characterized in that: the output of rectification, filtering, voltage stabilizing circuit also is connected with drive unit, the output of drive unit be electrically connected outward.
4. milk making device according to claim 3 is used the heating wire heater circuit, it is characterized in that: described drive unit is a motor.
5. milk making device according to claim 1 is used the heating wire heater circuit, it is characterized in that: rectification, filtering, voltage stabilizing circuit comprise halfwave rectifier diode D
1, filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3, halfwave rectifier diode D
1Anode and heating wire R
1Output connects, halfwave rectifier diode D
1Negative electrode respectively with filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3An end connect filter capacitor EC
1, voltage stabilizing didoe ZD
1And resistance R
3The other end be electrically connected outward.
6. milk making device according to claim 5 is used the heating wire heater circuit, it is characterized in that: at halfwave rectifier diode D
1Anode and heating wire R
1Be connected with current-limiting resistance R between the output
4
7. milk making device according to claim 1 is used the heating wire heater circuit, it is characterized in that: on relay R LY1 input circuit, be parallel with diode D
2
8. milk making device according to claim 1 is used the heating wire heater circuit, it is characterized in that: heating wire R
1With heating wire R
2Round the container outside wall setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220027225 CN202435625U (en) | 2012-01-21 | 2012-01-21 | Thermal fuse heating circuit for milk beater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220027225 CN202435625U (en) | 2012-01-21 | 2012-01-21 | Thermal fuse heating circuit for milk beater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435625U true CN202435625U (en) | 2012-09-12 |
Family
ID=46785028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220027225 Expired - Fee Related CN202435625U (en) | 2012-01-21 | 2012-01-21 | Thermal fuse heating circuit for milk beater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014166141A1 (en) * | 2013-04-10 | 2014-10-16 | 广州市拓璞电器发展有限公司 | Simple milk foamer |
-
2012
- 2012-01-21 CN CN 201220027225 patent/CN202435625U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014166141A1 (en) * | 2013-04-10 | 2014-10-16 | 广州市拓璞电器发展有限公司 | Simple milk foamer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20210121 |