CN102541104B - Speed adjustable controller used for dried diet feeder - Google Patents
Speed adjustable controller used for dried diet feeder Download PDFInfo
- Publication number
- CN102541104B CN102541104B CN2012100173336A CN201210017333A CN102541104B CN 102541104 B CN102541104 B CN 102541104B CN 2012100173336 A CN2012100173336 A CN 2012100173336A CN 201210017333 A CN201210017333 A CN 201210017333A CN 102541104 B CN102541104 B CN 102541104B
- Authority
- CN
- China
- Prior art keywords
- integrated circuit
- terminal
- capacitor
- diode
- termination
- 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
Landscapes
- Rectifiers (AREA)
Abstract
The invention discloses a speed adjustable controller used for a dried diet feeder. The speed adjustable controller is used for controlling the working time and the rotation speed of a vibrating motor and a material thrower of the dried diet feeder, and includes a controller casing, wherein a switch button is arranged on the surface of the casing, and a control circuit board is arranged in the casing; a controller circuit formed through connection of electronic components is arranged on the control circuit board; and the controller circuit comprises a power source part, a control part, a alternate current part and a direct current part. The technical scheme adopted by the invention efficiently solves the problems that as the present controller used for the dried diet feeder can not adapt to rural power grid lightning protection and the voltage changes in a wide range, the dried diet feeder is short in service life and poor in working accuracy and stability during operation. The speed adjustable controller used for the dried diet feeder is reasonably scientifically designed, is low in fabricating cost, and is widely applicable to the field of engineering application.
Description
Technical field:
The present invention relates to the aquaculture machinery equipment technical field, be specifically related to a kind of speed adjustable controller used for dried diet feeder.
Background technology:
progressively development along with China's aquatic products industry, aquaculture machinery also is accompanied by fast development, the feeder conduct to the cultivation object regularly, the graininess of quantitatively throwing something and feeding, the aquacultural machinery of the feeds such as powdery is one of the feed equipment of throwing something and feeding that can not obtain in culture fishery, China development aquatic farm institute many places are in the rural area at present, the common anti-lightning strike weak effect of rural power grids, and the change in voltage scope is more unstable, to the serviceable life of existing feeder, job stabilitys etc. all exert a certain influence, the instability that the controller that causes basic reason that the problems referred to above occur to be that existing feeder uses can not effectively be evaded existing rural power grids, adopt the alternating current mode of speed regulation, thereby cause the serviceable life of feeder short, the problem of operating accuracy and poor stability.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of speed adjustable controller used for dried diet feeder, this technical scheme effectively solve existing feeder with controller can not effectively adapt to the rural power grids lightning protection, the change in voltage scope is large, thereby serviceable life, short, operating accuracy and poor stability got problem in the course of the work to cause feeder, this speed adjustable controller used for dried diet feeder science reasonable in design, cost is low, has engineering application widely.
The present invention is achieved through the following technical solutions:
a kind of speed adjustable controller used for dried diet feeder, be used for controlling the feeder vibrating motor, the working time of material casting motor and rotating speed, comprise controller housing, surface of shell is provided with shift knob, be provided with control circuit board in housing, be provided with the controller circuitry that is formed by connecting by electronic devices and components on control circuit board, described controller circuitry is by power unit, control section, AC portion, direct current component forms, described controller circuitry is realized being electrically connected in the following way: 220VAC is through power switch, fuse, clock switch enters transformer 12V/220V primary coil, secondary coil 12VAC is through diode D5, diode D6 rectification, capacitor C 1 filtering becomes direct current, advance integrated circuit (IC) 4 input ends, intermediate terminal is earth terminal, 9V voltage is exported by the IC4 output terminal, C6 is the 9V filter capacitor, integrated circuit (IC) 1 the 14th terminal and IC1 the 10th terminal connect the 9V power supply, integrated circuit (IC) 1 the 12nd end is connected with integrated circuit (IC) 1 the 8th end, integrated circuit (IC) 1 the 12nd end and integrated circuit (IC) 1 the 14th termination capacitor C, integrated circuit (IC) 1 the 14th termination capacitor C anode wherein, integrated circuit (IC) 1 the 8th termination R4 ground connection, integrated circuit (IC) 1 the 11st termination C5 ground connection, integrated circuit (IC) 1 the 9th termination capacitor C15 anode, capacitor C 15 negativing ending groundings, connecting resistance R1 is to integrated circuit (IC) 1 the 1st terminal simultaneously, be connected with integrated circuit (IC) 1 the 4th terminal, integrated circuit (IC) 1 the 2nd terminal is connected with integrated circuit (IC) 1 the 6th terminal, wherein integrated circuit (IC) 1 the 6th terminal connects capacitor C 1+ anode, capacitor C 1+ negativing ending grounding, integrated circuit (IC) 1 the 2nd terminal line socket 1SX the 2nd end that runs in, integrated circuit (IC) 1 the 1st terminating resistor R2 connects diode D1 anode, diode D1 negative terminal line socket 1SX the 1st end that runs in, resistance R 2 connects diode D2 negative terminal simultaneously, diode D2 anode line socket 1SX the 3rd end that runs in, integrated circuit (IC) 1 the 3rd termination capacitor C3 ground connection, integrated circuit (IC) 1 the 5th terminating resistor R3 line socket 1SX the 7th end that runs in, integrated circuit (IC) 1 the 7th end is earth terminal, be connected with the 9V negative terminal, ground wire line socket 1SX the 5th end that runs in, thread plug IPX the 1st termination adjustable potentiometer CR1 one end, adjustable potentiometer CR1 is connected with adjustable potentiometer CR2 one end, and be connected with IPX the 2nd end, the adjustable potentiometer CR2 other end is connected with IPX the 3rd end, positive termination IPX the 7th end of light emitting diode, the light emitting diode negative terminal connects IPX the 6th end, line socket ISX the 6th end that runs in is connected with the control transistor base, control transistor collector and connect diode D3 anode and relay J 1 coil one end, the relay J 1 coil other end and diode D3 negative terminal connect the 9V anode, transistor emitter ground connection, forceful electric power is succeeded electrical equipment J1 switch terminal 9 positions, be connected with clock switch one end, 10 is relay J 1 switch terminal output terminal, form the forceful electric power loop with forceful electric power 6 terminals, ISX the 8th terminal connecting resistance R11 one end, resistance R 11 other end connecting resistance R10 one ends, while connecting resistance R12 and capacitor C 9 one ends, resistance R 12 another termination bidirectional trigger diode DB3, bidirectional trigger diode DB3 meets bidirectional triode thyristor SR and controls the utmost point, resistance R 10 another termination adjustable resistance W3 one ends, also connect capacitor C 8 one ends, another termination of adjustable resistance W3 ISX the 10th terminal and forceful electric power the 9th terminal, capacitor C 9 connects T2 termination rectifier bridge with capacitor C 8 another termination controllable silicons and exchanges end, capacitor C 12 and resistance R 13, voltage dependent resistor (VDR) R7 forms the silicon controlled rectifier protecting circuit, meet controllable silicon T1, the T2 end, controllable silicon T1 termination forceful electric power 9 ends, forceful electric power 6 terminals connect silicon controlled and exchange end, resistance R 18 and diode D15 form step-down rectifying circuit line socket ISX the 11st end that runs in, thread plug IPX the 11st termination light emitting diode anode, light emitting diode negative terminal and adjustable potentiometer CR3 line plug IPX the 10th terminal that runs in, adjustable potentiometer CR3 other end line plug IPX the 8th end that runs in, resistance R 14 and capacitor C 10, diode D9 and resistance R 15 form dc protection circuit, the protection motor, dc output end 1, 2 are electrically connected to the material casting motor, ac output end 6, 10 are electrically connected to vibrating motor, described integrated circuit (IC) 4 is three-terminal regulating integrated module, described integrated circuit (IC) 1 for the time basis set become module.
The further Technological improvement plan of the present invention is:
Described integrated circuit (IC) 4 is 7809 for the three-terminal regulating integrated module model, when described integrated circuit (IC) 1 is, base integrated package model is NE556, described control triode model is 2SC965, bidirectional triode thyristor SR model is BTA12-600, and described diode D1, D2, D3, D5, D6, D9, D15 model are 4007.
The present invention compared with prior art has following obvious advantage:
One, speed adjustable controller used for dried diet feeder of the present invention adopts integrated circuit as control element, realizes the strong and weak electricity isolation, has good usability, security, produces simultaneously easyly, and debugging is convenient, and functional reliability is high, and the complete machine energy consumption is little, generates heat low;
Two, speed adjustable controller used for dried diet feeder of the present invention, adopt integrated circuit (IC) 4 three-terminal regulating integrated modules, make circuit voltage more steady, and low cost of manufacture, the power utilization environment of more suitable rural power grids has realized that the material casting motor passes through direct-current drive, the regulation and control of realization to material casting time, frequency, this controller controling circuit design science is reasonable, low cost of manufacture, long service life.
Description of drawings:
Fig. 1 is circuit theory diagrams of the present invention.
Embodiment:
the present invention includes controller housing, surface of shell is provided with shift knob, be provided with control circuit board in housing, be provided with the controller circuitry that is formed by connecting by electronic devices and components on control circuit board, as shown in Figure 1, controller circuitry is by power unit, control section, AC portion, direct current component forms, controller circuitry is realized being electrically connected in the following way: 220VAC is through power switch, fuse, clock switch enters transformer 12V/220V primary coil, secondary coil 12VAC is through diode D5, diode D6 rectification, capacitor C 1 filtering becomes direct current, advance the input end of integrated circuit three-terminal regulating integrated module IC4, intermediate terminal is earth terminal, 9V voltage is exported by the IC4 output terminal, C6 is the 9V filter capacitor, during integrated circuit, basis set becomes module I C1 the 14th terminal and IC1 the 10th terminal to connect the 9V power supply, integrated circuit (IC) 1 the 12nd end is connected with integrated circuit (IC) 1 the 8th end, integrated circuit (IC) 1 the 12nd end and integrated circuit (IC) 1 the 14th termination capacitor C, integrated circuit (IC) 1 the 14th termination capacitor C anode wherein, integrated circuit (IC) 1 the 8th termination R4 ground connection, integrated circuit (IC) 1 the 11st termination C5 ground connection, integrated circuit (IC) 1 the 9th termination capacitor C15 anode, capacitor C 15 negativing ending groundings, connecting resistance R1 is to integrated circuit (IC) 1 the 1st terminal simultaneously, be connected with integrated circuit (IC) 1 the 4th terminal, integrated circuit (IC) 1 the 2nd terminal is connected with integrated circuit (IC) 1 the 6th terminal, wherein integrated circuit (IC) 1 the 6th terminal connects capacitor C 1+ anode, capacitor C 1+ negativing ending grounding, integrated circuit (IC) 1 the 2nd terminal line socket 1SX the 2nd end that runs in, integrated circuit (IC) 1 the 1st terminating resistor R2 connects diode D1 anode, diode D1 negative terminal line socket 1SX the 1st end that runs in, resistance R 2 connects diode D2 negative terminal simultaneously, diode D2 anode line socket 1SX the 3rd end that runs in, integrated circuit (IC) 1 the 3rd termination capacitor C3 ground connection, integrated circuit (IC) 1 the 5th terminating resistor R3 line socket 1SX the 7th end that runs in, integrated circuit (IC) 1 the 7th end is earth terminal, be connected with the 9V negative terminal, ground wire line socket 1SX the 5th end that runs in, thread plug IPX the 1st termination adjustable potentiometer CR1 one end, adjustable potentiometer CR1 is connected with adjustable potentiometer CR2 one end, and be connected with IPX the 2nd end, the adjustable potentiometer CR2 other end is connected with IPX the 3rd end, positive termination IPX the 7th end of light emitting diode, the light emitting diode negative terminal connects IPX the 6th end, line socket ISX the 6th end that runs in is connected with the control transistor base, control transistor collector and connect diode D3 anode and relay J 1 coil one end, the relay J 1 coil other end and diode D3 negative terminal connect the 9V anode, transistor emitter ground connection, forceful electric power is succeeded electrical equipment J1 switch terminal 9 positions, be connected with clock switch one end, 10 is relay J 1 switch terminal output terminal, form the forceful electric power loop with forceful electric power 6 terminals, ISX the 8th terminal connecting resistance R11 one end, resistance R 11 other end connecting resistance R10 one ends, while connecting resistance R12 and capacitor C 9 one ends, resistance R 12 another termination bidirectional trigger diode DB3, bidirectional trigger diode DB3 meets bidirectional triode thyristor SR and controls the utmost point, resistance R 10 another termination adjustable resistance W3 one ends, also connect capacitor C 8 one ends, another termination of adjustable resistance W3 ISX the 10th terminal and forceful electric power the 9th terminal, capacitor C 9 connects T2 termination rectifier bridge with capacitor C 8 another termination controllable silicons and exchanges end, capacitor C 12 and resistance R 13, voltage dependent resistor (VDR) R7 forms the silicon controlled rectifier protecting circuit, meet controllable silicon T1, the T2 end, controllable silicon T1 termination forceful electric power 9 ends, forceful electric power 6 terminals connect the SCR AC end, resistance R 18 and diode D15 form step-down rectifying circuit line socket ISX the 11st end that runs in, thread plug IPX the 11st termination light emitting diode anode, light emitting diode negative terminal and adjustable potentiometer CR3 line plug IPX the 10th terminal that runs in, adjustable potentiometer CR3 other end line plug IPX the 8th end that runs in, resistance R 14 and capacitor C 10, diode D9 and resistance R 15 form dc protection circuit, the protection motor, dc output end 1, 2 are electrically connected to the material casting motor, ac output end 6, 10 are electrically connected to vibrating motor.
The part that the present invention does not relate to all prior art that maybe can adopt same as the prior art is realized.
Claims (2)
1. speed adjustable controller used for dried diet feeder, be used for controlling the feeder vibrating motor, the working time of material casting motor and rotating speed, comprise controller housing, surface of shell is provided with shift knob, be provided with control circuit board in housing, be provided with the controller circuitry that is formed by connecting by electronic devices and components on control circuit board, it is characterized in that: described controller circuitry is by power unit, control section, AC portion, direct current component forms, described controller circuitry is realized being electrically connected in the following way: 220VAC is through power switch, fuse, clock switch enters transformer 12V/220V primary coil, secondary coil 12VAC is through diode D5, diode D6 rectification, capacitor C 1 filtering becomes direct current, advance integrated circuit (IC) 4 input ends, intermediate terminal is earth terminal, 9V voltage is exported by the IC4 output terminal, C6 is the 9V filter capacitor, integrated circuit (IC) 1 the 14th terminal and IC1 the 10th terminal connect the 9V power supply, integrated circuit (IC) 1 the 12nd end is connected with integrated circuit (IC) 1 the 8th end, integrated circuit (IC) 1 the 12nd end and integrated circuit (IC) 1 the 14th termination capacitor C, integrated circuit (IC) 1 the 14th termination capacitor C anode wherein, integrated circuit (IC) 1 the 8th termination R4 ground connection, integrated circuit (IC) 1 the 11st termination C5 ground connection, integrated circuit (IC) 1 the 9th termination capacitor C15 anode, capacitor C 15 negativing ending groundings, connecting resistance R1 is to integrated circuit (IC) 1 the 1st terminal simultaneously, be connected with integrated circuit (IC) 1 the 4th terminal, integrated circuit (IC) 1 the 2nd terminal is connected with integrated circuit (IC) 1 the 6th terminal, wherein integrated circuit (IC) 1 the 6th terminal connects capacitor C 1+ anode, capacitor C 1+ negativing ending grounding, integrated circuit (IC) 1 the 2nd terminal line socket 1SX the 2nd end that runs in, integrated circuit (IC) 1 the 1st terminating resistor R2 connects diode D1 anode, diode D1 negative terminal line socket 1SX the 1st end that runs in, resistance R 2 connects diode D2 negative terminal simultaneously, diode D2 anode line socket 1SX the 3rd end that runs in, integrated circuit (IC) 1 the 3rd termination capacitor C3 ground connection, integrated circuit (IC) 1 the 5th terminating resistor R3 line socket 1SX the 7th end that runs in, integrated circuit (IC) 1 the 7th end is earth terminal, be connected with the 9V negative terminal, ground wire line socket 1SX the 5th end that runs in, thread plug IPX the 1st termination adjustable potentiometer CR1 one end, adjustable potentiometer CR1 is connected with adjustable potentiometer CR2 one end, and be connected with IPX the 2nd end, the adjustable potentiometer CR2 other end is connected with IPX the 3rd end, positive termination IPX the 7th end of light emitting diode, the light emitting diode negative terminal connects IPX the 6th end, line socket ISX the 6th end that runs in is connected with the control transistor base, control transistor collector and connect diode D3 anode and relay J 1 coil one end, the relay J 1 coil other end and diode D3 negative terminal connect the 9V anode, transistor emitter ground connection, forceful electric power is succeeded electrical equipment J1 switch terminal 9 positions, be connected with clock switch one end, 10 is relay J 1 switch terminal output terminal, form the forceful electric power loop with forceful electric power 6 terminals, ISX the 8th terminal connecting resistance R11 one end, resistance R 11 other end connecting resistance R10 one ends, while connecting resistance R12 and capacitor C 9 one ends, resistance R 12 another termination bidirectional trigger diode DB3, bidirectional trigger diode DB3 meets bidirectional triode thyristor SR and controls the utmost point, resistance R 10 another termination adjustable resistance W3 one ends, also connect capacitor C 8 one ends, another termination of adjustable resistance W3 ISX the 10th terminal and forceful electric power the 9th terminal, capacitor C 9 connects T2 termination rectifier bridge with capacitor C 8 another termination controllable silicons and exchanges end, capacitor C 12 and resistance R 13, voltage dependent resistor (VDR) R7 forms the silicon controlled rectifier protecting circuit, meet controllable silicon T1, the T2 end, controllable silicon T1 termination forceful electric power 9 ends, forceful electric power 6 terminals connect silicon controlled and exchange end, resistance R 18 and diode D15 form step-down rectifying circuit line socket ISX the 11st end that runs in, thread plug IPX the 11st termination light emitting diode anode, light emitting diode negative terminal and adjustable potentiometer CR3 line plug IPX the 10th terminal that runs in, adjustable potentiometer CR3 other end line plug IPX the 8th end that runs in, resistance R 14 and capacitor C 10, diode D9 and resistance R 15 form dc protection circuit, the protection motor, dc output end 1, 2 are electrically connected to the material casting motor, ac output end 6, 10 are electrically connected to vibrating motor, described integrated circuit (IC) 4 is three-terminal regulating integrated module, described integrated circuit (IC) 1 for the time basis set become module.
2. a kind of speed adjustable controller used for dried diet feeder according to claim 1, it is characterized in that: described integrated circuit (IC) 4 is 7809 for the three-terminal regulating integrated module model, when described integrated circuit (IC) 1 is, base integrated package model is NE556, described control triode model is 2SC965, bidirectional triode thyristor SR model is BTA12-600, and described diode D1, D2, D3, D5, D6, D9, D15 model are 4007.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100173336A CN102541104B (en) | 2012-01-19 | 2012-01-19 | Speed adjustable controller used for dried diet feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100173336A CN102541104B (en) | 2012-01-19 | 2012-01-19 | Speed adjustable controller used for dried diet feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102541104A CN102541104A (en) | 2012-07-04 |
| CN102541104B true CN102541104B (en) | 2013-06-12 |
Family
ID=46348190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100173336A Expired - Fee Related CN102541104B (en) | 2012-01-19 | 2012-01-19 | Speed adjustable controller used for dried diet feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102541104B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103955154B (en) * | 2014-04-16 | 2017-01-11 | 江苏恒深洋机械有限公司 | Intelligent stepless-speed-regulation weighing feeder controller for driving DC 220V feed throwing motor |
| CN103955238A (en) * | 2014-04-16 | 2014-07-30 | 江苏恒深洋机械有限公司 | Intelligent digital display type stepless speed regulation controller of feeder |
| CN104345669B (en) * | 2014-10-31 | 2017-05-31 | 江苏恒深洋机械有限公司 | Storage battery feeder intelligent controller with protection electric motors function |
| CN111546996B (en) * | 2020-05-25 | 2021-04-27 | 深圳市易中电子有限公司 | Car as a house controlling means and car as a house |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2484733A1 (en) * | 1980-06-13 | 1981-12-18 | Cudlitz Stephen | METHOD AND APPARATUS FOR ADJUSTING THE SPEED OF AN ELECTRIC MOTOR, VARIABLE SPEED MOTOR AND VEHICLE EQUIPPED WITH SUCH A MOTOR |
| JP4230167B2 (en) * | 2002-04-25 | 2009-02-25 | 福伸電機株式会社 | Automatic feeding machine |
| US20080178814A1 (en) * | 2007-01-30 | 2008-07-31 | Kuo-Tang Tseng | Feeding apparatus |
| CN201192029Y (en) * | 2008-03-24 | 2009-02-11 | 姜乃文 | Bidirectional speed-regulation vibration type pool feeder-carrier |
| CN101256415B (en) * | 2008-03-24 | 2010-07-28 | 姜乃文 | Actiyator for feeder-carrier |
| CN201194084Y (en) * | 2008-03-24 | 2009-02-11 | 姜乃文 | AC controller for feeder-carrier |
| CN201536557U (en) * | 2009-09-28 | 2010-08-04 | 成之阳 | Speed regulation controller for numerical display touch type diet feeder |
| CN201541593U (en) * | 2009-09-28 | 2010-08-11 | 成之阳 | Two-way speed-regulation translation-type blanking automatic feeding machine |
| CN102231063B (en) * | 2011-06-15 | 2013-01-02 | 金湖县华能机电有限公司 | Intelligent short message controller of feeder |
| CN202425457U (en) * | 2012-01-19 | 2012-09-12 | 金湖县华能机电有限公司 | Adjustable-speed controller for feeder |
-
2012
- 2012-01-19 CN CN2012100173336A patent/CN102541104B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102541104A (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203026918U (en) | Input over-voltage protection circuit of smart grid terminal power supply | |
| CN102541104B (en) | Speed adjustable controller used for dried diet feeder | |
| WO2014000674A1 (en) | Charger and charging system | |
| CN204407858U (en) | A kind of overvoltage crowbar | |
| CN106655431B (en) | Automatic current regulation charger circuit | |
| CN202425457U (en) | Adjustable-speed controller for feeder | |
| CN205004817U (en) | High -power lead -acid batteries charger based on PI and single chip microcomputer control | |
| CN202309541U (en) | Alternating current regulated power supply possessing wide voltage input scope and lightning stroke and surge prevention function | |
| CN102794546B (en) | Control circuit for gas-shielded welding machine | |
| CN204794710U (en) | High voltage DC power module is handed over to output adjustable | |
| CN203596963U (en) | Single-phase voltage regulator capable of increasing brightness of headlight of motorcycle at low speed | |
| CN204362370U (en) | A kind of LED drive circuit | |
| CN202949384U (en) | Motor speed regulation control system for DC frequency conversion extractor hood | |
| CN202550895U (en) | AC stabilized power supply with over-voltage and under-voltage protection function | |
| CN203167360U (en) | High efficiency environmental protection LED high voltage linear constant current driving circuit | |
| CN202310211U (en) | Series LED (light-emitting diode) constant current driving circuit of voltage-multiplying rectification high-voltage power supply | |
| CN206533297U (en) | A kind of novel intelligent multiplication of voltage controls circuit | |
| CN109525108A (en) | A kind of aircraft passenger compartment 28V DC power supply | |
| CN205750611U (en) | A kind of regulator control circuit | |
| CN204376392U (en) | DC motor power circuit | |
| CN203674999U (en) | Power supply module of indoor energy efficiency management terminal | |
| CN204859016U (en) | AC -DC converting circuit | |
| CN204290455U (en) | The fast charger of a kind of novel constant-temperature | |
| CN204497988U (en) | A kind of switch power source driving circuit | |
| CN202732403U (en) | Electric fan electronic speed regulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20130612 Termination date: 20190119 |