CN206324191U - A kind of drum rotation speed adjusting means - Google Patents
A kind of drum rotation speed adjusting means Download PDFInfo
- Publication number
- CN206324191U CN206324191U CN201621346730.8U CN201621346730U CN206324191U CN 206324191 U CN206324191 U CN 206324191U CN 201621346730 U CN201621346730 U CN 201621346730U CN 206324191 U CN206324191 U CN 206324191U
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- CN
- China
- Prior art keywords
- thermistor
- photoelectrical coupler
- triode thyristor
- bidirectional triode
- connects
- 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
Links
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 23
- 230000008878 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 18
- 238000005859 coupling reaction Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 241000207961 Sesamum Species 0.000 abstract description 31
- 235000003434 Sesamum indicum Nutrition 0.000 abstract description 31
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Control Of Temperature (AREA)
Abstract
The utility model discloses a kind of drum rotation speed adjusting means, including the temperature-detecting device being arranged at drum outlet, temperature-detecting device uses thermistor, thermistor is successively through controlling circuit and rotational speed regulation circuit to be connected with the motor of roller, rotational speed regulation circuit uses bidirectional triode thyristor, the control pole of bidirectional triode thyristor connects the output end of connection control circuit, and the first anode of bidirectional triode thyristor is through the power supply of motor connection first, and the second plate of bidirectional triode thyristor connects the first power supply.The utility model controls the rotating speed of roller using safe and reliable electronic circuit, not only cheap, and control is sensitive, and action is quick, and effectively the rotating speed of roller can be adjusted, so as to ensure the quality of sesame frying, improves the quality of product.
Description
Technical field
The utility model is related to a kind of drum rotation speed adjusting means.
Background technology
In food-processing industry, it usually needs sesame is dried or frying, to meet production needs, in order to improve
It is typically all that sesame is stir-fried with roasted sesame machine in production efficiency, factory.Existing roasted sesame owner will use drum-type,
Some heating plates are provided with roller, roller heating plate in rotation process carries out frying to the sesame in roller, and frying is complete
Into sesame from drum outlet flow out.Sesame is during frying, and the length of frying time will directly affect the quality of sesame, from
And the quality of subsequent product is influenceed, and the time of sesame frying and the rotating speed of roller are directly related.Existing roasted sesame machine is general
It is that temperature sensor is set in sesame exit, the temperature of exit sesame is detected using temperature sensor, according to TEMP
The testing result of device, the rotating speed of roller is controlled by controller, so as to realize the control of sesame frying time, but is due to control
The output of device only has two kinds of high level and low level, so that the rotating speed of roller can only switch between two kinds of speed, so that
So that the frying time of sesame only has two kinds, it is impossible to realize any conversion of sesame frying time so that sesame after frying
Quality is seriously uneven, so as to influence the quality of subsequent product.
Utility model content
The purpose of this utility model is to provide a kind of drum rotation speed adjusting means, can be according to the temperature of exit sesame
Degree, the rotating speed of roller is adjusted, so as to ensure the quality of sesame frying, improves the quality of product.
To achieve the above object, the utility model is adopted the following technical scheme that：
A kind of drum rotation speed adjusting means, including it is arranged at the temperature-detecting device at drum outlet, the temperature detection
Device uses thermistor, and thermistor is successively through controlling circuit and rotational speed regulation circuit to be connected with the motor of roller, described turn
Velocity modulation economize on electricity road uses bidirectional triode thyristor, and the control pole of bidirectional triode thyristor connects the output end of connection control circuit, bidirectional triode thyristor
The first anode connects the first power supply through the power supply of motor connection first, the second plate of bidirectional triode thyristor.
The control circuit includes first resistor, second resistance, the first triode, photoelectrical coupler and unijunction transistor,
The base stage of first triode connects second source positive pole through first resistor, and the base stage of the first triode also connects through thermistor
Ground, the colelctor electrode of the first triode connects second source positive pole, the emitter stage connection photoelectricity coupling of the second triode through second resistance
The anode of clutch, the negative electrode of photoelectrical coupler is grounded through the first diode, and the colelctor electrode of photoelectrical coupler is connected through 3rd resistor
Second source positive pole, the emitter stage of photoelectrical coupler is through the first capacity earth, between the collector and emitter of photoelectrical coupler
The 4th resistance is also parallel with, the emitter stage of photoelectrical coupler is also connected with the emitter stage of unijunction transistor, the first of unijunction transistor
Base stage connects second source positive pole through the 4th resistance, and the second base stage of unijunction transistor is connected with the control pole of bidirectional triode thyristor.
The control circuit also includes coupling transformer, the second of primary side one end connection unijunction transistor of coupling transformer
Base stage, the primary side other end ground connection of coupling transformer, secondary one end of coupling transformer connects the control pole of bidirectional triode thyristor, coupling
The secondary other end for closing transformer connects the first AC power.
The thermistor uses the thermistor of positive temperature coefficient.
First power supply uses AC power, and second source uses dc source.
The utility model is passed through by setting thermistor to detect the temperature of exit sesame in the exit of roller
Circuit and rotational speed regulation circuit is controlled to adjust the rotating speed of roller so that the temperature of the sesame at drum outlet keeps constant, makes
The quality of the sesame of frying keeps stable, it is ensured that the quality of product；Thermistor has positive temperature coefficient, at drum outlet
Temperature rise when, thermistor resistance increase, by control circuit so that bidirectional triode thyristor the angle of flow increase, roller
The conduction time of motor is long, the increase of its rotating speed, so that the time of sesame frying in roller is reduced；At drum outlet
When temperature is gradually reduced, the resistance of thermistor is gradually reduced, by control circuit so that bidirectional triode thyristor the angle of flow reduce,
The conduction time of motor is gradually reduced, and its rotating speed is gradually reduced so that sesame time of frying in roller gradually increases, and makes stir-fry
The quality for the sesame made keeps stable, it is ensured that the quality of product.The utility model is controlled using safe and reliable electronic circuit
The rotating speed of roller processed, it is not only cheap, and also control is sensitive, and action is quick, and effectively the rotating speed of roller can be adjusted
Section, so as to ensure the quality of sesame frying, improves the quality of product.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
As shown in figure 1, the utility model includes being arranged at the temperature-detecting device at drum outlet, in the present embodiment,
Temperature-detecting device uses the thermistor Rt with positive temperature coefficient, and thermistor Rt is successively through controlling circuit 1 and rotating speed to adjust
Economize on electricity road 2 is connected with the motor of roller, and control circuit 1 is used for the resistance value according to thermistor Rt, control rotational speed regulation circuit 2
ON time, rotational speed regulation circuit 2 is used to adjust the rotating speed of roller, so as to control the frying time of sesame.
Controlling circuit 1 includes first resistor R1, second resistance R2, the first triode VT1, photoelectrical coupler OC1, single crystals
Body pipe BT1 and coupling transformer B1, the first triode VT1 base stage are through first resistor R1 connection second source positive poles VCC, first
Triode VT1 base stage is also grounded through thermistor Rt, and the first triode VT1 colelctor electrode is through the electricity of second resistance R2 connections second
Source positive pole VCC, the first triode VT1 emitter stage connection photoelectrical coupler OC1 anode, photoelectrical coupler OC1 negative electrode warp
First diode D1 is grounded, and photoelectrical coupler OC1 colelctor electrode is through 3rd resistor R3 connection second source positive pole VCC, photoelectricity coupling
Clutch OC1 emitter stage is grounded through the first electric capacity C1, and the 4th is also parallel between photoelectrical coupler OC1 collector and emitter
Resistance R4, photoelectrical coupler OC1 emitter stage is also connected with unijunction transistor BT1 emitter stage, unijunction transistor BT1 the first base
Pole the 5th resistance R5 connections second source positive pole VCC, unijunction transistor BT1 the second base stage and coupling transformer B1 primary side
One end is connected, coupling transformer B1 primary side other end ground connection, coupling transformer B1 secondary one end connection rotational speed regulation circuit
2, coupling transformer B1 the secondary other end connect the first power supply.
Rotational speed regulation circuit 2 uses bidirectional triode thyristor TRIAC, bidirectional triode thyristor TRIAC control pole connection coupling transformation
Device B1 secondary one end, the bidirectional triode thyristor TRIAC first anode is successively through manual rotational speed regulation knob TS and motor M connections
One power supply, bidirectional triode thyristor TRIAC second plate connects the first power supply.
In the present embodiment, the first power supply uses AC power, and second source VCC uses dc source.
The utility model operationally, is gathered the temperature of drum outlet, at drum outlet by thermistor Rt first
Temperature it is too high when, thermistor Rt resistance rise, the first triode VT1 conducting, the first triode VT1 emitter stage output
Voltage it is larger, photoelectrical coupler OC1 output resistance is smaller, so that the voltage being added on the first electric capacity C1 is larger, the first electricity
Hold C1 quick charges, when the voltage at the first electric capacity C1 two ends reaches unijunction transistor BT1 conducting voltage, unijunction transistor
BT1 is turned on, and bidirectional triode thyristor TRIAC is turned on through over-coupled transformer B1, because the voltage being added on the first electric capacity C1 is larger,
So that bidirectional triode thyristor TRIAC angle of flow increase, the motor M of roller conduction time is long, its rotating speed increase, so that sesame
The time of fiber crops frying in roller is reduced；When temperature at drum outlet is gradually reduced, thermistor Rt resistance gradually drops
Low, photoelectrical coupler OC1 output resistance gradually increases, and the first electric capacity C1 charging rate is gradually reduced, so that two-way can
The angle of flow for controlling silicon TRIAC reduces, and motor M conduction time is gradually reduced, and its rotating speed is gradually reduced so that sesame is in roller
The time of frying gradually increases, and the quality of the sesame of frying is kept stable, it is ensured that the quality of product.
The utility model controls the rotating speed of roller using safe and reliable electronic circuit, not only cheap, and control
System is sensitive, and action is quick, and effectively the rotating speed of roller can be adjusted, so as to ensure the quality of sesame frying, improves production
The quality of product.
Claims (5)
1. a kind of drum rotation speed adjusting means, it is characterised in that：It is described including the temperature-detecting device being arranged at drum outlet
Temperature-detecting device uses thermistor, and thermistor is successively through controlling the motor phase of circuit and rotational speed regulation circuit and roller
Even, the rotational speed regulation circuit uses bidirectional triode thyristor, and the control pole of bidirectional triode thyristor connects the output end of connection control circuit, two-way
The first anode of controllable silicon connects the first power supply through the power supply of motor connection first, the second plate of bidirectional triode thyristor.
2. a kind of drum rotation speed adjusting means as claimed in claim 1, it is characterised in that：The control circuit includes the first electricity
Resistance, second resistance, the first triode, photoelectrical coupler and unijunction transistor, the base stage of first triode is through first resistor
Second source positive pole is connected, the base stage of the first triode is also grounded through thermistor, the colelctor electrode of the first triode is through the second electricity
Resistance connection second source positive pole, the emitter stage of the second triode connects the anode of photoelectrical coupler, the negative electrode warp of photoelectrical coupler
First diode is grounded, and the colelctor electrode of photoelectrical coupler connects second source positive pole, the transmitting of photoelectrical coupler through 3rd resistor
The 4th resistance is also parallel between the capacity earth of pole first, the collector and emitter of photoelectrical coupler, photoelectrical coupler
Emitter stage is also connected with the emitter stage of unijunction transistor, and the first base stage of unijunction transistor is connecting second source just through the 4th resistance
Pole, the second base stage of unijunction transistor is connected with the control pole of bidirectional triode thyristor.
3. a kind of drum rotation speed adjusting means as claimed in claim 2, it is characterised in that：The control circuit also includes coupling
Transformer, primary side one end of coupling transformer connects the second base stage of unijunction transistor, another termination of primary side of coupling transformer
Ground, secondary one end of coupling transformer connects the control pole of bidirectional triode thyristor, the secondary other end connection first of coupling transformer
AC power.
4. a kind of drum rotation speed adjusting means as claimed in claim 3, it is characterised in that：The thermistor uses positive temperature
The thermistor of coefficient.
5. a kind of drum rotation speed adjusting means as claimed in claim 4, it is characterised in that：First power supply uses alternating current
Source, second source uses dc source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346730.8U CN206324191U (en) | 2016-12-09 | 2016-12-09 | A kind of drum rotation speed adjusting means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346730.8U CN206324191U (en) | 2016-12-09 | 2016-12-09 | A kind of drum rotation speed adjusting means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206324191U true CN206324191U (en) | 2017-07-14 |
Family
ID=59289766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621346730.8U Expired - Fee Related CN206324191U (en) | 2016-12-09 | 2016-12-09 | A kind of drum rotation speed adjusting means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206324191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543502A (en) * | 2020-05-12 | 2020-08-18 | 国网浙江省电力有限公司湖州供电公司 | Electrified tea frying machine capable of efficiently discharging tea |
-
2016
- 2016-12-09 CN CN201621346730.8U patent/CN206324191U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543502A (en) * | 2020-05-12 | 2020-08-18 | 国网浙江省电力有限公司湖州供电公司 | Electrified tea frying machine capable of efficiently discharging tea |
| CN111543502B (en) * | 2020-05-12 | 2023-01-06 | 国网浙江省电力有限公司湖州供电公司 | Electrified tea frying machine capable of efficiently discharging tea |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 |