CN205540380U - Body measurer intelligence voltage stabilizing circuit - Google Patents
Body measurer intelligence voltage stabilizing circuit Download PDFInfo
- Publication number
- CN205540380U CN205540380U CN201620240388.7U CN201620240388U CN205540380U CN 205540380 U CN205540380 U CN 205540380U CN 201620240388 U CN201620240388 U CN 201620240388U CN 205540380 U CN205540380 U CN 205540380U
- Authority
- CN
- China
- Prior art keywords
- resistance
- audion
- relay
- pin
- 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
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model discloses a body measurer intelligence voltage stabilizing circuit, including resistance R1, potentiometre RP1, triode VT1, inductance L, triode VT2 summation potential ware RP2, are 220V alternating current one end and relay J1 connected respectively to resistance R1 one end 1 pin 1, potentiometre RP1 one end and triode VT1 base are connected respectively to the resistance R1 other end, triode VT1 collecting electrode is connecting resistance R2 and resistance R3 respectively, triode VT2 base is connected to the resistance R3 other end, relay J1 coil is connected to triode VT2 collecting electrode, triode VT2 projecting pole is the connecting resistance R2 other end respectively, diode D1 negative pole, resistance R5 and triode VT4 projecting pole, relay J2 coil is connected to triode VT4 collecting electrode, triode VT4 base connecting resistance R6. The utility model provides a body measurer intelligence voltage stabilizing circuit, power stability is high, body measurer long service life, circuit structure is simple moreover, and is with low costs, does not use any chip element, and the interference killing feature is strong.
Description
Technical field
This utility model relates to a kind of weighing machine, specifically a kind of weighing machine Intellight voltage-stabilizing circuit.
Background technology
Weighing machine belongs to the one of weighing apparatus, utilizes the lever balance theory of Hooke's law or power to measure the instrument of mass of object.Weighing machine is mainly made up of load bearing system (such as the scale pan, scale body), power transmission converting system (such as lever transmission system, sensor) and indicating value system (such as graduated disc, electronic display meter) 3 parts.Mechanical scale, weighing machine, electro-mechanic scale three major types can be divided into by structural principle, electronic body weightometer all can be prevented in the most a lot of markets, insert coins for people, owing to its field of employment is public place, need to be energized always, if its power supply stability is poor, the life-span that can cause weighing machine is the shortest, so, this utility model provides a kind of weighing machine Intellight voltage-stabilizing circuit, power supply stability is high, so that the weighing machine life-span is long.
Utility model content
The purpose of this utility model is to provide a kind of weighing machine Intellight voltage-stabilizing circuit, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
nullA kind of weighing machine Intellight voltage-stabilizing circuit，Including resistance R1、Potentiometer RP1、Audion VT1、Inductance L、Audion VT2 and potentiometer RP2，Described resistance R1 one end connects 220V alternating current one end and relay J 1-1 pin 1 respectively，The resistance R1 other end connects potentiometer RP1 one end and audion VT1 base stage respectively，Audion VT1 colelctor electrode connects resistance R2 and resistance R3 respectively，Resistance R3 other end connecting triode VT2 base stage，Audion VT2 collector connection relay J1 coil，Audion VT2 emitter stage connects the resistance R2 other end respectively、Diode D1 negative pole、Resistance R5 and audion VT4 emitter stage，Audion VT4 collector connection relay J2 coil，Audion VT4 base stage connects resistance R6，The resistance R6 other end connects the resistance R5 other end and audion VT3 colelctor electrode respectively，Audion VT3 base stage connects resistance R4 and potentiometer RP2 one end respectively，Potentiometer RP2 other end connector restatement RL respectively、The relay J 2 coil other end、Audion VT3 emitter stage、Potentiometer RP2 slide plate、Inductance L pin 1、The relay J 1 coil other end、Audion VT1 emitter stage、The potentiometer RP1 other end、Potentiometer RP1 slide plate and the 220V alternating current other end，The weighing machine RL other end connects relay J 2 contact J2-1 pin 1，Relay J 2 contact J2-1 pin 2 connects relay J 1 contact J1-1 pin 2 and inductance L pin 5 respectively，Relay J 2 contact J2-1 pin 3 connects the resistance R4 other end and inductance L pin 4 respectively，Relay J 1 contact J1-1 pin 3 connects inductance L pin 3.
As this utility model further scheme: described audion VT1, audion VT2, audion VT3 and VT4 all select power tube in PNP silicon.
Compared with prior art, the beneficial effects of the utility model are: this utility model provides a kind of weighing machine Intellight voltage-stabilizing circuit, and power supply stability is high, weighing machine is long for service life, and circuit structure is simple, low cost, not using any chip component, capacity of resisting disturbance is strong.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of weighing machine Intellight voltage-stabilizing circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，In this utility model embodiment，A kind of weighing machine Intellight voltage-stabilizing circuit，Including resistance R1、Potentiometer RP1、Audion VT1、Inductance L、Audion VT2 and potentiometer RP2，Described resistance R1 one end connects 220V alternating current one end and relay J 1-1 pin 1 respectively，The resistance R1 other end connects potentiometer RP1 one end and audion VT1 base stage respectively，Audion VT1 colelctor electrode connects resistance R2 and resistance R3 respectively，Resistance R3 other end connecting triode VT2 base stage，Audion VT2 collector connection relay J1 coil，Audion VT2 emitter stage connects the resistance R2 other end respectively、Diode D1 negative pole、Resistance R5 and audion VT4 emitter stage，Audion VT4 collector connection relay J2 coil，Audion VT4 base stage connects resistance R6，The resistance R6 other end connects the resistance R5 other end and audion VT3 colelctor electrode respectively，Audion VT3 base stage connects resistance R4 and potentiometer RP2 one end respectively，Potentiometer RP2 other end connector restatement RL respectively、The relay J 2 coil other end、Audion VT3 emitter stage、Potentiometer RP2 slide plate、Inductance L pin 1、The relay J 1 coil other end、Audion VT1 emitter stage、The potentiometer RP1 other end、Potentiometer RP1 slide plate and the 220V alternating current other end，The weighing machine RL other end connects relay J 2 contact J2-1 pin 1，Relay J 2 contact J2-1 pin 2 connects relay J 1 contact J1-1 pin 2 and inductance L pin 5 respectively，Relay J 2 contact J2-1 pin 3 connects the resistance R4 other end and inductance L pin 4 respectively，Relay J 1 contact J1-1 pin 3 connects inductance L pin 3；Described audion VT1, audion VT2, audion VT3 and VT4 all select power tube in PNP silicon.
Operation principle of the present utility model is: refer to Fig. 1, when 220V ac grid voltage is less than 220V, J1 contact J1-1 makes inductance L form boost version, weighing machine RL both end voltage is not less than 220V, J2-1 connects 5 feet of inductance L, if above 220V, J2-1 adhesive is connected to 4 feet of inductance L, when 220V ac grid voltage is higher than 220V, is sampled by R1, control J1 adhesive, it is connected to 5 feet of inductance L, forms buck, as weighing machine RL both end voltage exceedes setting value, then controlling J2 adhesive by R4 sampling, normally opened contact connects 4 feet of inductance L；By weighing machine being carried out voltage stabilizing with upper type.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in this utility model.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (2)
- null1. a weighing machine Intellight voltage-stabilizing circuit，Including resistance R1、Potentiometer RP1、Audion VT1、Inductance L、Audion VT2 and potentiometer RP2，It is characterized in that，Described resistance R1 one end connects 220V alternating current one end and relay J 1-1 pin 1 respectively，The resistance R1 other end connects potentiometer RP1 one end and audion VT1 base stage respectively，Audion VT1 colelctor electrode connects resistance R2 and resistance R3 respectively，Resistance R3 other end connecting triode VT2 base stage，Audion VT2 collector connection relay J1 coil，Audion VT2 emitter stage connects the resistance R2 other end respectively、Diode D1 negative pole、Resistance R5 and audion VT4 emitter stage，Audion VT4 collector connection relay J2 coil，Audion VT4 base stage connects resistance R6，The resistance R6 other end connects the resistance R5 other end and audion VT3 colelctor electrode respectively，Audion VT3 base stage connects resistance R4 and potentiometer RP2 one end respectively，Potentiometer RP2 other end connector restatement RL respectively、The relay J 2 coil other end、Audion VT3 emitter stage、Potentiometer RP2 slide plate、Inductance L pin 1、The relay J 1 coil other end、Audion VT1 emitter stage、The potentiometer RP1 other end、Potentiometer RP1 slide plate and the 220V alternating current other end，The weighing machine RL other end connects relay J 2 contact J2-1 pin 1，Relay J 2 contact J2-1 pin 2 connects relay J 1 contact J1-1 pin 2 and inductance L pin 5 respectively，Relay J 2 contact J2-1 pin 3 connects the resistance R4 other end and inductance L pin 4 respectively，Relay J 1 contact J1-1 pin 3 connects inductance L pin 3.
- Weighing machine Intellight voltage-stabilizing circuit the most according to claim 1, it is characterised in that described audion VT1, audion VT2, audion VT3 and VT4 all select power tube in PNP silicon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240388.7U CN205540380U (en) | 2016-03-23 | 2016-03-23 | Body measurer intelligence voltage stabilizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240388.7U CN205540380U (en) | 2016-03-23 | 2016-03-23 | Body measurer intelligence voltage stabilizing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205540380U true CN205540380U (en) | 2016-08-31 |
Family
ID=56785174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620240388.7U Expired - Fee Related CN205540380U (en) | 2016-03-23 | 2016-03-23 | Body measurer intelligence voltage stabilizing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205540380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511024A (en) * | 2018-12-06 | 2019-03-22 | 广州荣锋电子科技有限公司 | Microphone |
-
2016
- 2016-03-23 CN CN201620240388.7U patent/CN205540380U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511024A (en) * | 2018-12-06 | 2019-03-22 | 广州荣锋电子科技有限公司 | Microphone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103389325A (en) | Active visual humidity detecting system based on nano friction generator | |
| CN205540380U (en) | Body measurer intelligence voltage stabilizing circuit | |
| CN101819223A (en) | Voltage and current sampling circuit and voltage and current sampling method in three-phase four-wire circuit | |
| CN203232091U (en) | Range automatic switching voltage meter | |
| CN106405204A (en) | Voltage alarm circuit used for computer | |
| CN204807638U (en) | Multi -functional socket formula electric energy measurement appearance | |
| CN205691665U (en) | A kind of frequency measurement indicating circuit | |
| CN203243034U (en) | Camera with electrostatic protection function | |
| CN205453652U (en) | Photoelectricity pulse amplification shaping circuit | |
| CN205719325U (en) | A kind of device for fast detecting of drinking water temperature | |
| CN202929120U (en) | Self-checking precise battery internal resistance instrument | |
| CN205748607U (en) | A kind of Multifunctional electronic scale power-supply controller of electric | |
| CN204615686U (en) | A kind of continuously adjustabe DC power supply | |
| CN205679671U (en) | A kind of voltage direction testing circuit | |
| CN106841764B (en) | A method of output electric current measure is realized using MOSFET pipe internal resistance | |
| CN105510844B (en) | Constant pressure load circuit and the simulated battery for using the constant pressure load circuit | |
| CN204761759U (en) | LED drive circuit | |
| CN205265930U (en) | High sensitivity electron temperature control system | |
| CN204597797U (en) | A kind of adjustable voltage stabilizer | |
| CN204044238U (en) | Alternating voltage sampling circuit | |
| CN205664952U (en) | Water heater temperature indicator circuit | |
| CN201662914U (en) | Thermistor experimental device | |
| CN205453529U (en) | Low -power consumption DC power supply circuit | |
| CN205430081U (en) | Teaching laboratory uses adjustable DC power supply | |
| CN208314586U (en) | Ambient temperature control device |
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: 20160831 Termination date: 20170323 |