CN105916219A - Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit - Google Patents
Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit Download PDFInfo
- Publication number
- CN105916219A CN105916219A CN201610407277.5A CN201610407277A CN105916219A CN 105916219 A CN105916219 A CN 105916219A CN 201610407277 A CN201610407277 A CN 201610407277A CN 105916219 A CN105916219 A CN 105916219A
- Authority
- CN
- China
- Prior art keywords
- audion
- pole
- resistance
- polar capacitor
- control chip
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/0252—Domestic applications
- H05B1/0275—Heating of spaces, e.g. rooms, wardrobes
- H05B1/0277—Electric radiators
Landscapes
- Amplifiers (AREA)
Abstract
The invention discloses a control system used for an automatic start-close type bath heater based on a triode voltage stabilizing circuit. The system is mainly formed by a control chip U, a temperature controller, a triode VT2, a polar capacitor C5, a voltage stabilizing diode D3, a transistor switch buffer circuit connected in series between the temperature controller and the control chip U, a triode voltage stabilizing circuit connected in series between the transistor switch buffer circuit and an RC base pin of the control chip U and a base electrode driving circuit connected to the control chip U. The system can control a temperature of a heating lamp of the bath heater, which means that the system can control on and off of a bath heater working current, therefore, the system is ensured to control the temperature of the bath heater. Simultaneously, the system can restrain an instant high current of an input current so that the current can keep stable, a stable driving current can be output and stability of the bath heater heating temperature is ensured.
Description
Technical field
The present invention relates to electronic applications, specifically, be a kind of based on audion mu balanced circuit from open-close type
Super bath control system.
Background technology
Super bath is fast with its heating, environmental protection, the feature such as easy to use, extensively received by people and use.
But, the temperature of super bath can not be controlled by the control system of the super bath that current people use, and causes bathroom
Interior temperature is the most too high, thus causes people using super bath the situation of anoxia because of high temperature often occur.With
Time, the control system of existing super bath there is also the problem that output driving current is unstable, causes the warm of super bath
The heating-up temperature of lamp is unstable, thus have impact on the service life of the warm lamp of super bath.
The temperature of super bath can be controlled therefore it provides a kind of, can ensure that again the driving stream that output is stable
Super bath control system be the task of top priority.
Summary of the invention
The temperature of super bath can not be entered by the control system that it is an object of the invention to overcome super bath of the prior art
Row controls, and there is the defect that output driving current is unstable simultaneously, it is provided that one based on audion voltage stabilizing electricity
Road from open-close type super bath control system.
The present invention is achieved through the following technical solutions: a kind of based on audion mu balanced circuit from open-close type bath
Despot's control system, mainly by control chip U, temperature controller, audion VT2, negative pole after resistance R9 with
The colelctor electrode of audion VT2 is connected, positive pole COV pin with control chip U after resistance R6 is connected
The polar capacitor C5 connect, positive pole RC pin with control chip U after resistance R5 is connected, negative pole with
Polar capacitor C4, the N pole that the FB pin of control chip U is connected and the VDD pin of control chip U
Be connected, Zener diode D3 that P pole is connected with the RC pin of control chip U after resistance R8,
The transistor switch buffer circuit being serially connected between temperature controller and control chip U, is serially connected in transistor switch and delays
Rush the audion mu balanced circuit between the RC pin of circuit and control chip U, and with control chip U phase
The base drive circuit composition connected；The VDD pin of described control chip U and the base stage of audion VT2
It is connected, its GND pin ground connection；The emitter stage of described audion VT2 is connected with base drive circuit；
Described base drive circuit is connected with transistor switch buffer circuit.
Described audion mu balanced circuit is by audion VT5, audion VT6, audion VT7, N pole and three
The base stage of pole pipe VT5 is connected, N pole as the input of audion mu balanced circuit and is delayed with transistor switch
Rushing the Zener diode D6 that circuit is connected, positive pole is connected with the P pole of Zener diode D6, negative pole connects
The polar capacitor C10 on ground, positive pole emitter stage with audion VT5 after resistance R18 is connected, negative pole warp
The polar capacitor C9 being connected with the P pole of Zener diode D6 after resistance R17, one end and polar capacitor C9
Negative pole be connected, resistance R16, the N pole of other end ground connection is connected with the base stage of audion VT6, P
Diode D7, N pole that pole emitter stage with audion VT5 after resistance R19 is connected and audion VT7
The Zener diode D8 that colelctor electrode is connected, P pole is connected with the emitter stage of audion VT6, one end with
The adjustable resistance that the emitter stage of audion VT6 is connected, the other end is connected with the base stage of audion VT7
R22, positive pole is connected with the emitter stage of audion VT7, negative pole after resistance R23 with audion VT6's
The polar capacitor C13 that colelctor electrode is connected, positive pole is connected with the colelctor electrode of audion VT6, minus earth
Polar capacitor C12, and positive pole negative pole with polar capacitor C12 after resistance R21 is connected, negative pole
The polar capacitor C11 composition that colelctor electrode with audion VT5 is connected after resistance R20；Described polarity electricity
Hold negative pole and the equal ground connection of negative pole of polar capacitor C13 of C11；The P pole of described Zener diode D8 and pole
The positive pole of property electric capacity C9 is connected；The colelctor electrode of described audion VT7 and the RC pin of control chip U
It is connected.
Described transistor switch buffer circuit is by field effect transistor MOS1, field effect transistor MOS2, audion
VT1, one end is connected with the grid of field effect transistor MOS1, the resistance R1 of other end ground connection, negative pole and three
The polar capacitor C1 that the base stage of pole pipe VT1 is connected, positive pole is connected with the source electrode of field effect transistor MOS1,
One end is connected with the emitter stage of audion VT1, the other end is connected with the source electrode of field effect transistor MOS1
The drain electrode with field effect transistor MOS2 after resistance R3 of resistance R2, N pole is connected, P pole and audion VT1
The diode D1 that is connected of colelctor electrode, positive pole is connected with the N pole of diode D1, negative pole and field effect
Polar capacitor C2, the P pole that the drain electrode of pipe MOS2 is connected is connected with the source electrode with field effect transistor MOS2,
The diode D2 that N pole is connected with the drain electrode of field effect transistor MOS2, and positive pole after resistance R4 with field
The source electrode of effect pipe MOS2 is connected, negative pole SS pin with control chip U after resistance R7 is connected
Polar capacitor C3 composition；The grounded drain of described field effect transistor MOS1；Described field effect transistor MOS2
Grid be connected with the N pole of diode D1, its drain electrode respectively with FB pin and the base of control chip U
Pole drive circuit is connected；The grid of described field effect transistor MOS1 is connected with temperature controller；Described audion
The emitter stage of VT1 is connected with the P pole of Zener diode D6；The emitter stage conduct of described audion VT1
The input of transistor switch buffer circuit.
Described base drive circuit by audion VT3, audion VT4, N pole after resistance R12 with three poles
The diode D4 that the base stage of pipe VT3 is connected, P pole is connected with the ISNS pin of control chip U, just
Pole emitter stage with audion VT3 after resistance R13 is connected, the emitter stage phase of negative pole and audion VT4
The polar capacitor C6 connected, one end is connected with the base stage of audion VT4, the other end and control chip U
The resistance R10 that is connected of ORV pin, positive pole after resistance R14 with the colelctor electrode phase of audion VT4
Connect, the polar capacitor C7 of minus earth, one end is connected with the negative pole of polar capacitor C7, the other end and
Resistance R11, the P pole that the emitter stage of audion VT2 is connected is connected with the emitter stage of audion VT3,
The diode D5 that N pole negative pole with polar capacitor C7 after resistance R15 is connected, and positive pole is through inductance
After L, the colelctor electrode with audion VT4 is connected, the negative pole of negative pole and polar capacitor C7 is collectively forming base stage and drives
The polar capacitor C8 composition of the outfan on galvanic electricity road；The colelctor electrode of described audion VT3 and control chip U
VDD pin be connected；The negative pole of described polar capacitor C7 is connected with the FB pin of control chip U.
For the practical effect of the present invention, described control chip U the most preferentially uses TPS402000 collection
Chip is become to realize.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) temperature of the warm lamp of super bath can be controlled by the present invention, i.e. the present invention can be to super bath operating current
Break-make be controlled, make super bath can set at a temperature of realize automatically turn on and close, ensure that
The temperature of super bath can be controlled by the present invention, is effectively prevented the situation of people's anoxia because of high temperature；With
Time, the instantaneous high current of input current can be suppressed, make electric current held stationary, make invention energy by the present invention
Export stable driving electric current, ensure that the stability of super bath heating-up temperature.
(2) present invention can carry out real-time sampling to voltage, and can carry out negative feedback with sampled voltage, to output
Being dynamically adjusted and pressure drop of electric current, ensure that the present invention can export stable electric current.
(3) the control chip U of the present invention the most preferentially uses the integrated chip of TPS402000 to realize, this control
Coremaking sheet U has the function such as overtemperature protection, over-voltage over-current protection, and this chip combines with peripheral circuit can be had
Being adjusted output electric current of effect, enables the invention to export stable driving electric current, ensures that this
Bright can provide stable operating current for super bath, make the warm lamp heating-up temperature of super bath keep stable.
(4) present invention can export stable electric current, thus the present invention can effectively extend the making of warm lamp of super bath
Use the life-span.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Fig. 2 is the electrical block diagram of the audion mu balanced circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is described in further detail, but the enforcement of the present invention
Mode is not limited to this.
Embodiment
As it is shown in figure 1, the present invention is mainly by control chip U, temperature controller, audion VT2, resistance R5,
Resistance R6, resistance R8, resistance R9, polar capacitor C4, polar capacitor C5, Zener diode D3, three
Pole pipe mu balanced circuit, transistor switch buffer circuit, and base drive circuit composition.
During enforcement, the negative pole of polar capacitor C5 colelctor electrode with audion VT2 after resistance R9 is connected,
Its positive pole COV pin with control chip U after resistance R6 is connected.The positive pole warp of polar capacitor C4
After resistance R5 the RC pin with control chip U be connected, the FB pin phase of its negative pole and control chip U
Connect.The N pole of Zener diode D3 is connected with the VDD pin of control chip U, its P pole is through resistance
After R8, the RC pin with control chip U is connected.Audion mu balanced circuit is serially connected in transistor switch buffering
Between the RC pin of circuit and control chip U.Transistor switch buffer circuit be serially connected in temperature controller with
Between control chip U.Base drive circuit is connected with control chip U.
The VDD pin of described control chip U is connected with the base stage of audion VT2, its GND pin
Ground connection；The emitter stage of described audion VT2 is connected with base drive circuit；Described base drive circuit with
Transistor switch buffer circuit is connected.
Further, described transistor switch buffer circuit by field effect transistor MOS1, field effect transistor MOS2,
Audion VT1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R7, polar capacitor C1,
Polar capacitor C2, polar capacitor C3, diode D1, and diode D2 form.
During connection, one end of resistance R1 is connected with the grid of field effect transistor MOS1, its other end ground connection.
The negative pole of polar capacitor C1 is connected with the base stage of audion VT1, its positive pole and field effect transistor MOS1
Source electrode is connected.One end of resistance R2 is connected with the emitter stage of audion VT1, its other end is imitated with field
Should the source electrode of pipe MOS1 be connected.The N pole of diode D1 after resistance R3 with field effect transistor MOS2
Drain electrode be connected, its P pole is connected with the colelctor electrode of audion VT1.
Meanwhile, the positive pole of polar capacitor C2 be connected with the N pole of diode D1, its negative pole and field effect
The drain electrode of pipe MOS2 is connected.The P pole of diode D2 is connected with the source electrode with field effect transistor MOS2,
Its N pole is connected with the drain electrode of field effect transistor MOS2.The positive pole of polar capacitor C3 after resistance R4 with field
The source electrode of effect pipe MOS2 is connected, its negative pole SS pin with control chip U after resistance R7 is connected
Connect.
The grounded drain of described field effect transistor MOS1；The grid of described field effect transistor MOS2 and diode
The N pole of D1 is connected, its drain electrode is connected with FB pin and the base drive circuit of control chip U respectively
Connect；The grid of described field effect transistor MOS1 is connected with temperature controller；The emitter stage of described audion VT1 with
The P pole of Zener diode D6 is connected；The emitter stage of described audion VT1 buffers as transistor switch
The input of circuit is all connected with external power source with temperature controller.
Further, described base drive circuit by audion VT3, audion VT4, resistance R10,
Adjustable resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, inductance L, polar capacitor
C6, polar capacitor C7, polar capacitor C8, diode D4, and diode D5 form.
During connection, the N pole of diode D4 base stage with audion VT3 after resistance R12 is connected,
Its P pole is connected with the ISNS pin of control chip U.Positive pole after resistance R13 with audion VT3's
The polar capacitor C6, resistance R10 that emitter stage is connected, negative pole is connected with the emitter stage of audion VT4
One end be connected with the base stage of audion VT4, its other end is connected with the ORV pin of control chip U
Connect.
Meanwhile, the positive pole of polar capacitor C7 colelctor electrode with audion VT4 after resistance R14 be connected,
Its minus earth.One end of resistance R11 is connected with the negative pole of polar capacitor C7, its other end and audion
The emitter stage of VT2 is connected.The P pole of diode D5 is connected with the emitter stage of audion VT3, its N
Pole negative pole with polar capacitor C7 after resistance R15 is connected.The positive pole of polar capacitor C8 is after inductance L
Be connected with the colelctor electrode of audion VT4, the negative pole of its negative pole and polar capacitor C7 is collectively forming base stage and drives
The outfan on galvanic electricity road is also connected with warm lamp group.
The colelctor electrode of described audion VT3 is connected with the VDD pin of control chip U；Described polarity electricity
The negative pole holding C7 is connected with the FB pin of control chip U.
As in figure 2 it is shown, described audion mu balanced circuit is by audion VT5, audion VT6, audion
VT7, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, adjustable
Resistance R22, resistance R23, polar capacitor C9, polar capacitor C10, polar capacitor C11, polar capacitor
C12, polar capacitor C13, Zener diode D6, diode D7, and Zener diode D8 form.
During connection, the N pole of Zener diode D6 is connected with the base stage of audion VT5, its N pole is made
For the input of audion mu balanced circuit and it is connected with transistor switch buffer circuit.Polar capacitor C10's
Positive pole is connected with the P pole of Zener diode D6, its minus earth.The positive pole of polar capacitor C9 is through resistance
After R18 the emitter stage with audion VT5 be connected, its negative pole after resistance R17 with Zener diode D6
P pole be connected.One end of resistance R16 is connected with the negative pole of polar capacitor C9, its other end ground connection.
The N pole of diode D7 is connected with the base stage of audion VT6, its P pole after resistance R19 with audion
The emitter stage of VT5 is connected.
Meanwhile, the N pole of Zener diode D8 be connected with the colelctor electrode of audion VT7, its P pole and three
The emitter stage of pole pipe VT6 is connected.One end of adjustable resistance R22 is connected with the emitter stage of audion VT6,
Its other end is connected with the base stage of audion VT7.The positive pole of polar capacitor C13 is sent out with audion VT7's
Emitter-base bandgap grading is connected, its negative pole colelctor electrode with audion VT6 after resistance R23 is connected.Polar capacitor C12
Positive pole be connected with the colelctor electrode of audion VT6, its minus earth.The positive pole of polar capacitor C11 is through electricity
Resistance R21 after be connected with the negative pole of polar capacitor C12, its negative pole after resistance R20 with audion VT5
Colelctor electrode be connected.
The negative pole of described polar capacitor C11 and the equal ground connection of negative pole of polar capacitor C13；Described Zener diode
The P pole of D8 is connected with the positive pole of polar capacitor C9；The colelctor electrode of described audion VT7 and control chip
The RC pin of U is connected.
During operation, the temperature controller of the present invention the most preferentially have employed KDS020-B temperature controller, the temperature of this temperature controller
Degree is set as 38 DEG C, and when the temperature in bathroom is less than 38 DEG C, this temperature controller is closure state, and the present invention is energized,
Meanwhile, the instantaneous high current of input current can be suppressed by the present invention, makes electric current held stationary, makes invention
Stable driving electric current can be exported, ensure that super bath energy heating-up temperature temperature is stable.When the temperature of super bath reaches
When setting to temperature controller is stablized, temperature controller will disconnect, dead electricity the most of the present invention, stops warming up for super bath
The warm lamp of lamp output electric current, i.e. super bath stops heating, until the temperature in super bath is steady less than the setting of temperature controller
After fixed, temperature controller closes the most automatically, the present invention the most again export stable drive electric current to the warm lamp of super bath, i.e.
The warm lamp of super bath then continues heating.
Meanwhile, the present invention can carry out real-time sampling to voltage, and can carry out negative feedback with sampled voltage, to defeated
Dynamically being adjusted and pressure drop of the electric current gone out, ensures that the present invention can export stable electric current.In order to
The practical effect of the present invention, it is real that described control chip U the most preferentially uses the integrated chip of TPS402000
Existing, this control chip U has the function such as overtemperature protection, over-voltage over-current protection, this chip and peripheral circuit phase
In conjunction with can effectively output electric current be adjusted, enable the invention to export stable driving electric current, thus really
Protect the present invention and can provide stable operating current for super bath, made the warm lamp heating-up temperature of super bath keep stable,
It is effectively prevented people simultaneously and the situation of anoxia because of high-temperature occurs in bathroom.
According to above-described embodiment, can well realize the present invention.
Claims (5)
1. one kind based on audion mu balanced circuit from open-close type super bath control system, it is characterised in that
Mainly by control chip U, temperature controller, audion VT2, negative pole after resistance R9 with audion VT2's
The polar capacitor that colelctor electrode is connected, positive pole is connected with the COV pin of control chip U after resistance R6
C5, positive pole RC pin with control chip U after resistance R5 is connected, negative pole is with control chip U's
Polar capacitor C4, the N pole that FB pin is connected is connected with the VDD pin of control chip U, P pole warp
The Zener diode D3 being connected with the RC pin of control chip U after resistance R8, be serially connected in temperature controller with
Transistor switch buffer circuit between control chip U, is serially connected in transistor switch buffer circuit and controls core
Audion mu balanced circuit between the RC pin of sheet U, and the base drive being connected with control chip U
Circuit forms；The VDD pin of described control chip U is connected with the base stage of audion VT2, its GND
Pin ground connection；The emitter stage of described audion VT2 is connected with base drive circuit；Described base drive electricity
Road is connected with transistor switch buffer circuit.
The most according to claim 1 a kind of based on audion mu balanced circuit from the control of open-close type super bath
System processed, it is characterised in that described audion mu balanced circuit is by audion VT5, audion VT6, three poles
Pipe VT7, N pole is connected with the base stage of audion VT5, N pole is as the input of audion mu balanced circuit
And the Zener diode D6 being connected with transistor switch buffer circuit, the P of positive pole and Zener diode D6
Pole is connected, the polar capacitor C10 of minus earth, positive pole after resistance R18 with the transmitting of audion VT5
The polar capacitor C9 that pole is connected, negative pole is connected with the P pole of Zener diode D6 after resistance R17,
One end is connected with the negative pole of polar capacitor C9, resistance R16, the N pole of other end ground connection and audion VT6
The diode D7 that base stage is connected, P pole emitter stage with audion VT5 after resistance R19 is connected,
The voltage stabilizing that N pole is connected with the colelctor electrode of audion VT7, P pole is connected with the emitter stage of audion VT6
Diode D8, one end is connected with the emitter stage of audion VT6, the base stage of the other end and audion VT7
The adjustable resistance R22 being connected, positive pole is connected with the emitter stage of audion VT7, negative pole is through resistance R23
The colelctor electrode of the polar capacitor C13 that the colelctor electrode with audion VT6 is connected afterwards, positive pole and audion VT6
Be connected, the polar capacitor C12 of minus earth, and positive pole after resistance R21 with polar capacitor C12's
The polar capacitor C11 that negative pole is connected, negative pole colelctor electrode with audion VT5 after resistance R20 is connected
Composition；The negative pole of described polar capacitor C11 and the equal ground connection of negative pole of polar capacitor C13；Described voltage stabilizing two pole
The P pole of pipe D8 is connected with the positive pole of polar capacitor C9；The colelctor electrode of described audion VT7 and control core
The RC pin of sheet U is connected.
The most according to claim 2 a kind of based on audion mu balanced circuit from the control of open-close type super bath
System processed, it is characterised in that described transistor switch buffer circuit is by field effect transistor MOS1, field effect transistor
MOS2, audion VT1, one end is connected with the grid of field effect transistor MOS1, the resistance of other end ground connection
R1, negative pole is connected with the base stage of audion VT1, positive pole is connected with the source electrode of field effect transistor MOS1
Polar capacitor C1, one end is connected with the emitter stage of audion VT1, the other end and field effect transistor MOS1
The drain electrode with field effect transistor MOS2 after resistance R3 of resistance R2, the N pole that is connected of source electrode be connected, P
The diode D1 that pole is connected with the colelctor electrode of audion VT1, positive pole is connected with the N pole of diode D1,
Polar capacitor C2, the P pole that negative pole is connected with the drain electrode of field effect transistor MOS2 with field effect transistor MOS2
The diode D2 that source electrode is connected, N pole is connected with the drain electrode of field effect transistor MOS2, and positive pole warp
After resistance R4 the source electrode with field effect transistor MOS2 be connected, negative pole after resistance R7 with control chip U's
The polar capacitor C3 composition that SS pin is connected；The grounded drain of described field effect transistor MOS1；Described field
The grid of effect pipe MOS2 is connected with the N pole of diode D1, it drains respectively with control chip U's
FB pin is connected with base drive circuit；The grid of described field effect transistor MOS1 is connected with temperature controller
Connect；The emitter stage of described audion VT1 is connected with the P pole of Zener diode D6；Described audion VT1
Emitter stage as the input of transistor switch buffer circuit.
The most according to claim 3 a kind of based on audion mu balanced circuit from the control of open-close type super bath
System processed, it is characterised in that described base drive circuit is by audion VT3, audion VT4, N pole warp
After resistance R12, the base stage with audion VT3 is connected, P pole is connected with the ISNS pin of control chip U
The diode D4 connect, positive pole emitter stage with audion VT3 after resistance R13 is connected, negative pole and three
The polar capacitor C6 that the emitter stage of pole pipe VT4 is connected, one end is connected with the base stage of audion VT4,
The resistance R10 that the other end is connected with the ORV pin of control chip U, positive pole after resistance R14 with three poles
The colelctor electrode of pipe VT4 is connected, the polar capacitor C7 of minus earth, one end and the negative pole of polar capacitor C7
Be connected, resistance R11, P pole that the other end is connected with the emitter stage of audion VT2 and audion VT3
The diode D5 that emitter stage is connected, N pole negative pole with polar capacitor C7 after resistance R15 is connected,
And positive pole colelctor electrode with audion VT4 after inductance L is connected, negative pole is negative with polar capacitor C7's
Pole is collectively forming the polar capacitor C8 composition of the outfan of base drive circuit；The collection of described audion VT3
Electrode is connected with the VDD pin of control chip U；The negative pole of described polar capacitor C7 and control chip U
FB pin be connected.
The most according to claim 4 a kind of based on audion mu balanced circuit from the control of open-close type super bath
System processed, it is characterised in that described control chip U is the integrated chip of TPS402000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407277.5A CN105916219A (en) | 2016-06-07 | 2016-06-07 | Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407277.5A CN105916219A (en) | 2016-06-07 | 2016-06-07 | Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105916219A true CN105916219A (en) | 2016-08-31 |
Family
ID=56750987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407277.5A Pending CN105916219A (en) | 2016-06-07 | 2016-06-07 | Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105916219A (en) |
-
2016
- 2016-06-07 CN CN201610407277.5A patent/CN105916219A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106026709A (en) | Light-operated LED switch power supply based on overvoltage and overcurrent protection circuit | |
| CN105916219A (en) | Control system used for automatic start-close type bath heater based on triode voltage stabilizing circuit | |
| CN105898902A (en) | Multi-circuit processing type automatic opening and closing control system for bath heater | |
| CN105890043A (en) | Automatic on-off bath heater control system based on overcurrent protection circuit | |
| CN105898901A (en) | Automatic opening and closing type control system for bath heater based on transistor switch buffer circuit | |
| CN105933993A (en) | Current regulation circuit based automatic starting-closing control system used for bath heater | |
| CN106224274A (en) | A kind of fan intelligence control system based on over-voltage over-current protection circuit | |
| CN105912051A (en) | Control system used for automatic start-close type bath heater | |
| CN106286367A (en) | A kind of used in air exchange fan overcurrent protective energy-saving control circuit | |
| CN108167936A (en) | One kind is from open-close type super bath control system | |
| CN107707174A (en) | A kind of used in air exchange fan voltage adjusting type dual-control energy-saving control system | |
| CN204859049U (en) | Dc motor rotational speed control circuit and have electronic equipment of this circuit | |
| CN203722222U (en) | Surge protection circuit | |
| CN107725457A (en) | A kind of used in air exchange fan double control-type energy-saving control system | |
| CN106059028A (en) | Battery rapid charging power supply based on pulse adjustment circuit | |
| CN105978347A (en) | Bipolar switch voltage-stabilizing power supply based on audion current expanding circuit | |
| CN105960048A (en) | Brightness adjustable high-stability driving system for blue light LED | |
| CN106065869A (en) | A kind of fan intelligence control system | |
| CN106132010A (en) | A kind of diode pressure resistant type cold light LED energy-saving electric power circuit | |
| CN106286366B (en) | A kind of used in air exchange fan voltage adjusting type energy-saving control circuit | |
| CN106028568A (en) | LED constant-current driving power supply based on surge voltage suppression circuit | |
| CN205829464U (en) | A kind of leather based on current peak constant circuit sprays paint dehydrator Switching Power Supply | |
| CN104902619B (en) | Pulse modulation-based phase-locked type LED energy-saving driving system | |
| CN106224272A (en) | A kind of fan intelligence control system based on second-order filter circuit | |
| CN106028504A (en) | High-power drive system for blue-light LED |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160831 |