CN202513853U - Electric sewing machine no-load energy saving unit based on Hall sensor - Google Patents
Electric sewing machine no-load energy saving unit based on Hall sensor Download PDFInfo
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- CN202513853U CN202513853U CN2012200731484U CN201220073148U CN202513853U CN 202513853 U CN202513853 U CN 202513853U CN 2012200731484 U CN2012200731484 U CN 2012200731484U CN 201220073148 U CN201220073148 U CN 201220073148U CN 202513853 U CN202513853 U CN 202513853U
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Abstract
The utility model discloses an electric sewing machine no-load energy saving unit based on a Hall sensor. The electric sewing machine no-load energy saving unit comprises a power circuit, a sensor control circuit and a main control circuit, a power output end of the power circuit is connected with a power input end of the sensor control circuit, and a control signal output end of the sensor control circuit is connected with a control signal input end of the main control circuit. When a pedal is not pedaled by an operator, a Hall sensor integrated circuit of the sensor control circuit outputs low level under the action of a high-intensity magnetic field of a magnet on a clutch operating rod, and a motor M does not work. When the pedal is pedaled by the operator, the Hall sensor integrated circuit IC loses the action of the high-intensity magnetic field of the magnet, and the motor M is started to run. The motor can be stopped to idle when in manual operation or operation failure, the energy saving effect is remarkable, and the electric sewing machine no-load energy saving unit has the advantages of simple circuit and convenience in installation and debugging.
Description
Technical field
The utility model relates to a kind of electric sewing machine energy-saving appliance, relates in particular to a kind of electric sewing machine empty load energy-saving device based on Hall element.
Background technology
The industrial electric sewing machine that existing medium and small clothes processing factory uses generally adopts the mechanical clutch on-off control system, and the time of actual using time device processing is shorter, and manual operations is more.In manual operations or when operating trouble occurring, motor is in unloaded power consumption state, to processing charges is increased.
Summary of the invention
The purpose of the utility model provides a kind of electric sewing machine empty load energy-saving device based on Hall element with regard to being in order to address the above problem.
The utility model is realized above-mentioned purpose through following technical scheme:
The utility model comprises power circuit, sensor control circuit and main control circuit; The power output end of said power circuit is connected with the power input of said sensor control circuit, and the control signal output ends of said sensor control circuit is connected with the signal input end of said main control circuit.
Particularly; Said sensor control circuit comprises Hall element integrated circuit, second resistor, the 3rd resistor, the 4th resistor, the 3rd capacitor, the 4th capacitor, voltage stabilizing didoe, capacitor, transistor, diode, light-emitting diode and relay; First end of said second resistor is connected with the cathode output end of said power circuit; Second end of said second resistor is connected with the negative pole of said voltage stabilizing didoe; The positive source input of said Hall element integrated circuit is connected with first end of second end of said second resistor, said the 3rd capacitor and first end of said the 3rd resistor simultaneously; Second end of said the 3rd resistor is connected with first end of the signal output part of said Hall element integrated circuit, said the 4th resistor and first end of said the 4th capacitor simultaneously; Second end of said the 4th resistor is connected with said transistorized base stage; Said transistorized collector electrode is connected with the positive pole of said power circuit respectively with after said relay and the said diode parallel connection; Said transistorized emitter is connected with the positive pole of said Light-Emitting Diode, and the negative pole of said Light-Emitting Diode is connected with the cathode output end of said power circuit with the negative input of second end of said the 4th capacitor, said time-base integrated circuit, second end of said the 3rd capacitor, the anodal of said voltage stabilizing didoe simultaneously; Said main control circuit comprises A.C. contactor, and said A.C. contactor and the normal open switch of said relay its two ends, back that are connected in series are connected with two live wires respectively, and the normal open switch of said contactor is connected in series in the power input of the motor of sewing machine.
The beneficial effect of the utility model is:
When the utility model can or operating trouble occur in manual operations, make motor stop idle running, energy-saving effect is remarkable; The utlity model has that circuit is simple, Installation and Debugging advantage easily.
Description of drawings
Fig. 1 is the circuit diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1: the utility model comprises power circuit, sensor control circuit and main control circuit; The power output end of power circuit is connected with the power input of sensor control circuit, and the control signal output ends of sensor control circuit is connected with the signal input end of main control circuit.
As shown in Figure 1: sensor control circuit comprises Hall element IC, second resistor R 2, the 3rd resistor R 3, the 4th resistor R 4, the 3rd capacitor C3, the 4th capacitor C4, voltage stabilizing didoe VS, capacitor C4, transistor VT, diode VD, light-emitting diode VL and relay K; First end of second resistor R 2 is connected with the cathode output end of power circuit; Second end of second resistor R 2 is connected with the negative pole of voltage stabilizing didoe VD; The positive source input of Hall element IC is connected with second end of second resistor R 2, first end of the 3rd capacitor C3 and first end of the 3rd resistor R 3 simultaneously; Second end of the 3rd resistor R 3 is connected with the signal output part of Hall element IC, first end of the 4th resistor R 4 and first end of the 4th capacitor C4 simultaneously; Second end of the 4th resistor R 4 is connected with the base stage of transistor VT; The collector electrode of transistor VT is connected with the positive pole of power circuit respectively with after relay K and the diode VD parallel connection; The emitter of transistor VT is connected with the positive pole of Light-Emitting Diode VL, and the negative pole of Light-Emitting Diode VL is connected with second end of the 4th capacitor C4, the negative input of time-base integrated circuit IC, second end of the 3rd capacitor C3, the positive pole of voltage stabilizing didoe VS and the cathode output end of power circuit simultaneously; Main control circuit comprises A.C. contactor KM; A.C. contactor KM and the normal open switch K-1 of relay its two ends, back that are connected in series are connected with the 3rd live wire L3 with the second live wire L2 respectively, and the normal open switch K-1 of contactor is connected in series in the power input of the motor M of sewing machine.
As shown in Figure 1, the operation principle of the utility model is following:
After connecting knife switch Q, the alternating current 220V voltage between the 3rd live wire L3 and the neutral line N end is after decompression capacitor C1 step-down, rectifier bridge are piled UR rectification, the second filtering capacitor filtering, for the drive circuit of relay K provides 16V operating voltage.This 16V voltage is also behind second resistor R, 2 current limlitings, voltage stabilizing didoe VS voltage stabilizing and the 3rd capacitor filtering, for the Hall element IC provides 5V operating voltage.
During use, on the sewing machine clutch operating lever magnet is installed, the Hall element IC is installed in the next door of magnet.When operating personnel do not step on pedal; The Hall element IC is output low level under the strong magnetic field action of magnet, and transistor VT is ended, and Light-Emitting Diode VL is not luminous; Relay K and A.C. contactor KM all are in release condition, and motor M does not work.During use, the operator will step on pedal, and magnet is moved down with clutch operating lever; The Hall element IC loses the strong magnetic field action of magnet, and its output becomes high level, transistor VT saturation conduction; Relay K energising adhesive, the device make contact is connected, and makes A.C. contactor energising adhesive; The make contact of A.C. contactor KM is connected the working power of motor M, and motor M starts running, and Light-Emitting Diode VL lights simultaneously.
When needs were shut down or be hand-manipulated, operating personnel discharged pedal, and magnet is replied former retaining again, and transistor VT is ended, and Light-Emitting Diode VL extinguishes, and relay K and A.C. contactor KM outage discharge motor M stall.
Claims (2)
1. electric sewing machine empty load energy-saving device based on Hall element; It is characterized in that: comprise power circuit, sensor control circuit and main control circuit; The power output end of said power circuit is connected with the power input of said sensor control circuit, and the control signal output ends of said sensor control circuit is connected with the signal input end of said main control circuit.
2. the electric sewing machine empty load energy-saving device based on Hall element according to claim 1; It is characterized in that: said sensor control circuit comprises Hall element integrated circuit, second resistor, the 3rd resistor, the 4th resistor, the 3rd capacitor, the 4th capacitor, voltage stabilizing didoe, capacitor, transistor, diode, light-emitting diode and relay; First end of said second resistor is connected with the cathode output end of said power circuit; Second end of said second resistor is connected with the negative pole of said voltage stabilizing didoe; The positive source input of said Hall element integrated circuit is connected with first end of second end of said second resistor, said the 3rd capacitor and first end of said the 3rd resistor simultaneously; Second end of said the 3rd resistor is connected with first end of the signal output part of said Hall element integrated circuit, said the 4th resistor and first end of said the 4th capacitor simultaneously; Second end of said the 4th resistor is connected with said transistorized base stage; Said transistorized collector electrode is connected with the positive pole of said power circuit respectively with after said relay and the said diode parallel connection; Said transistorized emitter is connected with the positive pole of said Light-Emitting Diode, and the negative pole of said Light-Emitting Diode is connected with the cathode output end of said power circuit with the negative input of second end of said the 4th capacitor, said time-base integrated circuit, second end of said the 3rd capacitor, the anodal of said voltage stabilizing didoe simultaneously; Said main control circuit comprises A.C. contactor, and said A.C. contactor and the normal open switch of said relay its two ends, back that are connected in series are connected with two live wires respectively, and the normal open switch of said contactor is connected in series in the power input of the motor of sewing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200731484U CN202513853U (en) | 2012-03-01 | 2012-03-01 | Electric sewing machine no-load energy saving unit based on Hall sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200731484U CN202513853U (en) | 2012-03-01 | 2012-03-01 | Electric sewing machine no-load energy saving unit based on Hall sensor |
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| Publication Number | Publication Date |
|---|---|
| CN202513853U true CN202513853U (en) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200731484U Expired - Fee Related CN202513853U (en) | 2012-03-01 | 2012-03-01 | Electric sewing machine no-load energy saving unit based on Hall sensor |
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| CN (1) | CN202513853U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375836A (en) * | 2014-08-19 | 2016-03-02 | 罗伯特·博世有限公司 | Device and method for supplying voltage to a sensor |
| CN107465375A (en) * | 2017-08-04 | 2017-12-12 | 寿涵红 | A kind of industrial motor control system |
| CN107745803A (en) * | 2017-10-31 | 2018-03-02 | 河南飞防兵科技有限公司 | One kind spray deinsectization unmanned plane |
-
2012
- 2012-03-01 CN CN2012200731484U patent/CN202513853U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375836A (en) * | 2014-08-19 | 2016-03-02 | 罗伯特·博世有限公司 | Device and method for supplying voltage to a sensor |
| CN105375836B (en) * | 2014-08-19 | 2020-12-15 | 罗伯特·博世有限公司 | Device and method for voltage supply to a sensor |
| CN107465375A (en) * | 2017-08-04 | 2017-12-12 | 寿涵红 | A kind of industrial motor control system |
| CN107745803A (en) * | 2017-10-31 | 2018-03-02 | 河南飞防兵科技有限公司 | One kind spray deinsectization unmanned plane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20130301 |