CN202772840U - Motor speed regulator - Google Patents
Motor speed regulator Download PDFInfo
- Publication number
- CN202772840U CN202772840U CN2012204750446U CN201220475044U CN202772840U CN 202772840 U CN202772840 U CN 202772840U CN 2012204750446 U CN2012204750446 U CN 2012204750446U CN 201220475044 U CN201220475044 U CN 201220475044U CN 202772840 U CN202772840 U CN 202772840U
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- rheostat
- resistance
- variable resistor
- control circuit
- brush
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Abstract
A motor speed regulator comprises a thyristor Q1 connected with a motor, and a phase shift signal generation and trigger circuit for controlling the thyristor Q1, wherein the phase shift signal generation and trigger circuit comprises a one-way phase shift control circuit, a bidirectional phase shift control circuit and a switch rheostat VR1, the switch rheostat VR1 is provided with a rheostat and a switch assembly, the switch assembly is integrated with the rheostat, the rheostat is connected with the one-way phase shift control circuit, the switch assembly switches the working states of the one-way phase shift control circuit and the bidirectional phase shift control circuit. The motor speed regulator has the following beneficial effects: the switch assembly is smartly cooperated with an electric brush of the rheostat, and the switching on/off of the switch assembly is controlled by sliding of the electric brush on the rheostat, and when the motor main body starts to operate, the resistance value is changed by adjusting the electric brush on the rheostat, so as to change the conduction angle, furthermore the voltage of the motor is changed, and the rotation speed is controlled.
Description
Technical field
The utility model relates to a kind of machine governor.
Background technology
Universal motor is because production technology simply reaches the advantages such as non-maintaining, it is the first-selected motor type of electric tool and garden instrument always, no-load power consumption is large because this type motor exists, the problem of false triggering and triggerless at the bottom of the efficient and during low-voltage output, generally all control motor speed with the phase adjusted control angle of flow, and present speed setting controller must use the switch with silver contact to carry out the short circuit controllable silicon when needing maximum power output, its complex structure, production cost is higher.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, provide a kind of simple in structure, production cost is low and can realize simultaneously the machine governor of the unidirectional and two way phase of bidirectional triode thyristor control.
The main technical schemes that the machine governor that provides according to the utility model adopts is: comprise that the controllable silicon Q1 that is connected with motor and the phase shift signal of controlling described controllable silicon Q1 occur and circuits for triggering, described phase shift signal occurs and circuits for triggering comprise the Unidirectional sliding phase control circuit, two-way phase-shift control circuit and switch rheostat VR1, be provided with rheostat and switch module on the described switch rheostat VR1, described switch module and rheostat are the integral type structure, described rheostat is connected with described Unidirectional sliding phase control circuit, and described switch module switches the operating state of Unidirectional sliding phase control circuit and two-way phase-shift control circuit.
The machine governor that the utility model provides also adopts following attached technical scheme:
Described phase shift signal occurs and circuits for triggering comprise the bidirectional trigger diode Q2 that is connected with described controllable silicon Q1 trigger end, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1, described resistance R 1 is connected with variable resistor in the described rheostat, one end of described resistance R 2 is connected with brush in the described rheostat, an other end is connected with described diode Q2, one end of described capacitor C 1 is connected with described diode Q2, an other end is connected with common port, an end is connected with described switch module after described capacitor C 2 and the diode D1 parallel connection, and an other end is connected with common port.
When described rheostat is in the variable resistance sliding process, described switch module is in closure state, and this moment, described bidirectional trigger diode Q2, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1 consisted of the Unidirectional sliding phase control circuit; When described rheostat was in terminal point, described switch module was in off-state, and described bidirectional trigger diode Q2, resistance R 1, resistance R 2 and capacitor C 1 consist of two-way phase-shift control circuit at this moment.
Described switch rheostat VR1 is a potentiometer VR2 in parallel also, and described potentiometer VR2 is connected with resistance R 2 with described resistance R 1.
Described rheostat comprise variable resistor, with the brush that described variable resistor is connected, described switch module matches with described brush.
Described switch module is electric conductor, and described brush contacts with described electric conductor, consists of on-off switch.
Described brush is provided with three contacts at least, is respectively the common as public wiring, the switch contact that is connected with described switch module and the variable resistor contact that is connected with described variable resistor.
Described rheostat body is straight sliding rheostat body, described variable resistor is strip structure, described electric conductor is the strip structure parallel with described variable resistor, be provided with the public conduction connector of bar shaped between described variable resistor and the described electric conductor, the common of described brush is pressed against on the described public conduction connector.
Described rheostat body is the revolving rheostat body, described variable resistor is arc-shaped structure, described electric conductor is the arc-shaped structure with described variable resistor concentric, be provided with public conduction connector at described variable-resistance circle centre position, the common of described brush is positioned at described variable-resistance circle centre position, and is connected with described public conduction connector.
Described variable resistor is connected with described public conduction connector, is equipped with the wiring pin on described variable-resistance two ends and the described electric conductor.
Be equipped with the wiring pin on described variable resistor, electric conductor and the public conduction connector.
Described variable resistor is made of a plurality of resistance units that are set up in parallel and are interconnected.
The machine governor that provides according to the utility model compared with prior art has following advantage: at first, the utility model matches switch module cleverly with rheostatic brush, make its formula structure that becomes one, come the break-make of control switch assembly by the slip of rheostat power up brush, simple in structure, parts are few, easy to assembly, product cost is low, break-make is sensitive; When motor body brings into operation, change the angle of flow thereby change the resistance size by the brush on the standardsizing rheostat, change the voltage that motor was obtained to reach, the control rotating speed; Secondly, change the break-make of rheostatic access resistance and switch module by the slip of brush, realize that the direct current high-torque starts and low power operation, and contactless full connection control, motor can be worked under a more safe and reliable environment, and described control loop and major loop structure are simple, used parts are less, each other circuit side connector just, production cost is low; Again, rheostat of the present utility model and switch module syndeton are simple, easy to assembly, and this connected mode is applicable to various rheostats, and be applied widely.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is the circuit theory diagrams after the utility model increases switch.
Fig. 3 is the structural representation when the rheostat body is for straight sliding rheostat body in the utility model.
Fig. 4 is the structural representation when the rheostat body is the revolving rheostat body in the utility model.
Fig. 5 is the structural representation when variable resistor is made of a plurality of resistance units that are set up in parallel and are interconnected in the utility model.
Fig. 6 is the rheostatic circuit theory diagrams of switch in the utility model.
Embodiment
Referring to Fig. 1, the machine governor embodiment that provides according to the utility model, comprise that the controllable silicon Q1 that is connected with motor and the phase shift signal of controlling described controllable silicon Q1 occur and circuits for triggering, described phase shift signal occurs and circuits for triggering comprise the Unidirectional sliding phase control circuit, two-way phase-shift control circuit and switch rheostat VR1, be provided with rheostat and switch module on the described switch rheostat VR1, described switch module and rheostat are the integral type structure, described rheostat is connected with described Unidirectional sliding phase control circuit, and described switch module switches the operating state of Unidirectional sliding phase control circuit and two-way phase-shift control circuit.The utility model matches switch module cleverly with rheostatic brush 2, make its formula structure that becomes one, come the break-make of control switch assembly by the slip of rheostat power up brush 2, when motor body brings into operation, thereby change the resistance size by the brush 2 on the standardsizing rheostat and change the angle of flow, change the voltage that motor was obtained to reach, the control rotating speed, change the break-make of rheostatic access resistance and switch module by the slip of brush 2, realize that the direct current high-torque starts and low power operation, and contactless full connection control, motor can be worked under a more safe and reliable environment, and described control loop and major loop structure are simple, used parts are less, each other circuit side connector just, production cost is low;
Referring to Fig. 1, according to the utility model the above embodiments, described phase shift signal occurs and circuits for triggering comprise the bidirectional trigger diode Q2 that is connected with described controllable silicon Q1 trigger end, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1, described resistance R 1 is connected with variable resistor in the described rheostat, one end of described resistance R 2 is connected with brush 2 in the described rheostat, an other end is connected with described diode Q2, one end of described capacitor C 1 is connected with described diode Q2, an other end is connected with common port, an end is connected with described switch module after described capacitor C 2 and the diode D1 parallel connection, and an other end is connected with common port.
Referring to Fig. 1, according to the utility model the above embodiments, when described rheostat is in the variable resistance sliding process, described switch module is in closure state, and this moment, described bidirectional trigger diode Q2, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1 consisted of the Unidirectional sliding phase control circuit; When described rheostat was in terminal point, described switch module was in off-state, and described bidirectional trigger diode Q2, resistance R 1, resistance R 2 and capacitor C 1 consist of two-way phase-shift control circuit at this moment.
Referring to Fig. 1, according to the utility model the above embodiments, described switch rheostat VR1 is a potentiometer VR2 in parallel also, and described potentiometer VR2 is connected with resistance R 2 with described resistance R 1.Described potentiometer VR2 plays the effect of fine setting, is used for eliminating alignment error.
Referring to Fig. 2, according to the utility model the above embodiments, the utility model can also preferably arrange K switch in circuit, realizes switching function.
Referring to Fig. 3 to Fig. 6, according to the utility model the above embodiments, described rheostat comprises variable resistor 1, the brush 2 that is connected with described variable resistor 1, and described switch module matches with described brush 2.Described switch module is electric conductor 3, and described brush 2 contacts with described electric conductor 3, consists of on-off switch.Described brush 2 is provided with three contacts at least, is respectively the common 21 as public wiring, the switch contact 22 that is connected with described switch module and the variable resistor contact 23 that is connected with described variable resistor.The utility model matches switch module cleverly with rheostatic brush 2, make its formula structure that becomes one, and is come the break-make of control switch assembly by the slip of rheostat power up brush 2, and is simple in structure, parts are few, easy to assembly, product cost is low, break-make is sensitive.
Referring to Fig. 3, according to the utility model the above embodiments, described rheostat body is straight sliding rheostat body, described variable resistor 1 is strip structure, described electric conductor 3 is the strip structure parallel with described variable resistor 1, be provided with the public conduction connector 4 of bar shaped between described variable resistor 1 and the described electric conductor 3, the common 21 of described brush 2 is pressed against on the described public conduction connector 4.The rheostat body adopts straight sliding rheostat body, and the variable resistor contact 23 on brush 2 slides to variable resistor 1 end (be in the place in circuit resistance hour), and the switch contact 22 on the brush 2 separates with electric conductor 3, and on-off switch is in off-state.When the utility model was used for electrical equipment, brush 2 was installed on the trigger, and when brush slides to when sliding on the variable resistor, motor is realized electrodeless variable-speed, and when brush slides to variable resistor end (be in the place in circuit resistance hour), motor is realized maximum speed.
Referring to Fig. 3, according to the utility model the above embodiments, described variable resistor 1 is connected with described public conduction connector 4, is equipped with wiring pin 5 on the two ends of described variable resistor 1 and the described electric conductor 3.When the rheostat body adopts straight sliding rheostat body, with variable resistor 1 with after public conduction connector 4 is connected, wiring pin 5 on the public conduction connector 4 can be transferred on the variable resistor 1, be convenient to being connected and fixed of variable resistor 1 and public conduction connector 4, be convenient to wiring when specifically using.
Referring to Fig. 4, press according to the utility model the above embodiments, described rheostat body is the revolving rheostat body, described variable resistor 1 is arc-shaped structure, described electric conductor 3 is the arc-shaped structure with described variable resistor 1 concentric, circle centre position at described variable resistor 1 is provided with public conduction connector 4, and the common 21 of described brush 2 is positioned at the circle centre position of described variable resistor 1, and is connected with described public conduction connector 4.The rheostat body adopts the revolving rheostat body, and the variable resistor contact 23 on brush 2 rotates to variable resistor 1 end (be in the place in circuit resistance hour), and the switch contact 22 on the brush 2 separates with electric conductor 3, and on-off switch is in off-state.
Referring to Fig. 4, according to the utility model the above embodiments, be equipped with wiring pin 5 on described variable resistor 1, electric conductor 3 and the public conduction connector 4.When the rheostat body adopts the revolving rheostat body, be equipped with wiring pin 5 at variable resistor 1, electric conductor 3 and public conduction connector 4, can make whole wiring pin 5 of the present utility model be positioned at same end face of the present utility model, be convenient to wiring when specifically using.
Referring to Fig. 5, according to the utility model the above embodiments, described variable resistor 1 is made of a plurality of resistance units that are set up in parallel and are interconnected 11.The variable resistor 1 that is made of a plurality of resistance units that are set up in parallel and are interconnected 11 is being regulated when changing the place in circuit resistance, and brush 2 is whenever skipped a resistance unit 11, and the place in circuit resistance increases/reduce identical resistance, regulates conveniently, is convenient to control.
Claims (12)
1. machine governor, comprise that the controllable silicon Q1 that is connected with motor and the phase shift signal of controlling described controllable silicon Q1 occur and circuits for triggering, it is characterized in that: described phase shift signal occurs and circuits for triggering comprise the Unidirectional sliding phase control circuit, two-way phase-shift control circuit and switch rheostat VR1, be provided with rheostat and switch module on the described switch rheostat VR1, described switch module and rheostat are the integral type structure, described rheostat is connected with described Unidirectional sliding phase control circuit, and described switch module switches the operating state of Unidirectional sliding phase control circuit and two-way phase-shift control circuit.
2. machine governor according to claim 1, it is characterized in that: described phase shift signal occurs and circuits for triggering comprise the bidirectional trigger diode Q2 that is connected with described controllable silicon Q1 trigger end, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1, described resistance R 1 is connected with variable resistor in the described rheostat, one end of described resistance R 2 is connected with brush in the described rheostat, an other end is connected with described diode Q2, one end of described capacitor C 1 is connected with described diode Q2, an other end is connected with common port, an end is connected with described switch module after described capacitor C 2 and the diode D1 parallel connection, and an other end is connected with common port.
3. machine governor according to claim 2, it is characterized in that: when described rheostat is in the variable resistance sliding process, described switch module is in closure state, and described bidirectional trigger diode Q2, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2 and diode D1 consist of the Unidirectional sliding phase control circuit at this moment; When described rheostat was in terminal point, described switch module was in off-state, and described bidirectional trigger diode Q2, resistance R 1, resistance R 2 and capacitor C 1 consist of two-way phase-shift control circuit at this moment.
4. machine governor according to claim 2, it is characterized in that: described switch rheostat VR1 is a potentiometer VR2 in parallel also, and described potentiometer VR2 is connected with resistance R 2 with described resistance R 1.
5. machine governor according to claim 1 is characterized in that: described rheostat comprise variable resistor, with the brush that described variable resistor is connected, described switch module matches with described brush.
6. machine governor according to claim 5, it is characterized in that: described switch module is electric conductor, described brush contacts with described electric conductor, consists of on-off switch.
7. machine governor according to claim 5, it is characterized in that: described brush is provided with three contacts at least, is respectively the common as public wiring, the switch contact that is connected with described switch module and the variable resistor contact that is connected with described variable resistor.
8. machine governor according to claim 5, it is characterized in that: described rheostat body is straight sliding rheostat body, described variable resistor is strip structure, described electric conductor is the strip structure parallel with described variable resistor, be provided with the public conduction connector of bar shaped between described variable resistor and the described electric conductor, the common of described brush is pressed against on the described public conduction connector.
9. machine governor according to claim 5, it is characterized in that: described rheostat body is the revolving rheostat body, described variable resistor is arc-shaped structure, described electric conductor is the arc-shaped structure with described variable resistor concentric, be provided with public conduction connector at described variable-resistance circle centre position, the common of described brush is positioned at described variable-resistance circle centre position, and is connected with described public conduction connector.
10. machine governor according to claim 8, it is characterized in that: described variable resistor is connected with described public conduction connector, is equipped with the wiring pin on described variable-resistance two ends and the described electric conductor.
11. machine governor according to claim 9 is characterized in that: be equipped with the wiring pin on described variable resistor, electric conductor and the public conduction connector.
12. machine governor according to claim 5 is characterized in that: described variable resistor is made of a plurality of resistance units that are set up in parallel and are interconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204750446U CN202772840U (en) | 2012-09-18 | 2012-09-18 | Motor speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204750446U CN202772840U (en) | 2012-09-18 | 2012-09-18 | Motor speed regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772840U true CN202772840U (en) | 2013-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204750446U Expired - Fee Related CN202772840U (en) | 2012-09-18 | 2012-09-18 | Motor speed regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772840U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050368A (en) * | 2015-08-25 | 2015-11-11 | 苏州硅果电子有限公司 | Speed-regulation air-channel-type communication chassis |
| CN105322756A (en) * | 2015-12-09 | 2016-02-10 | 刁俊起 | Current-controlled permanent magnet speed controller |
| CN107803124A (en) * | 2017-11-23 | 2018-03-16 | 佛山科学技术学院 | A kind of antigen adjuvant emulsifier |
| CN108288927A (en) * | 2018-01-31 | 2018-07-17 | 苏州金莱克精密机械有限公司 | A kind of system preventing equipment accidental activation, method and direct current generator equipment |
| CN108711781A (en) * | 2018-05-31 | 2018-10-26 | 安徽工程大学 | The cleaning plant of foreign matter on a kind of aerial cable |
| CN108736370A (en) * | 2018-05-31 | 2018-11-02 | 安徽工程大学 | A kind of cleaning plant of adjustable foreign matter on cable |
| CN109935429A (en) * | 2017-05-05 | 2019-06-25 | 德丰电创科技股份有限公司 | Variable speed controller for electrical equipment |
| CN113941975A (en) * | 2021-11-11 | 2022-01-18 | 中国核动力研究设计院 | Positioning mechanism and valve stroke control mechanism adjustment auxiliary device based on positioning mechanism |
-
2012
- 2012-09-18 CN CN2012204750446U patent/CN202772840U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050368A (en) * | 2015-08-25 | 2015-11-11 | 苏州硅果电子有限公司 | Speed-regulation air-channel-type communication chassis |
| CN105322756A (en) * | 2015-12-09 | 2016-02-10 | 刁俊起 | Current-controlled permanent magnet speed controller |
| CN109935429A (en) * | 2017-05-05 | 2019-06-25 | 德丰电创科技股份有限公司 | Variable speed controller for electrical equipment |
| CN109935429B (en) * | 2017-05-05 | 2021-12-03 | 德丰电创科技股份有限公司 | Variable speed controller for electrical equipment |
| CN107803124A (en) * | 2017-11-23 | 2018-03-16 | 佛山科学技术学院 | A kind of antigen adjuvant emulsifier |
| CN108288927A (en) * | 2018-01-31 | 2018-07-17 | 苏州金莱克精密机械有限公司 | A kind of system preventing equipment accidental activation, method and direct current generator equipment |
| CN108711781A (en) * | 2018-05-31 | 2018-10-26 | 安徽工程大学 | The cleaning plant of foreign matter on a kind of aerial cable |
| CN108736370A (en) * | 2018-05-31 | 2018-11-02 | 安徽工程大学 | A kind of cleaning plant of adjustable foreign matter on cable |
| CN113941975A (en) * | 2021-11-11 | 2022-01-18 | 中国核动力研究设计院 | Positioning mechanism and valve stroke control mechanism adjustment auxiliary device based on positioning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325600 Puqi Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Kedu Electric Co.,Ltd. Address before: 325608 Block C, Puqi Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: KEDU ELECTRIC Co.,Ltd. |
|
| 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: 20130306 Termination date: 20210918 |