CN204425115U - A kind of DC motor speed regulating device - Google Patents
A kind of DC motor speed regulating device Download PDFInfo
- Publication number
- CN204425115U CN204425115U CN201520208499.5U CN201520208499U CN204425115U CN 204425115 U CN204425115 U CN 204425115U CN 201520208499 U CN201520208499 U CN 201520208499U CN 204425115 U CN204425115 U CN 204425115U
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- China
- Prior art keywords
- housing
- motor speed
- regulating device
- speed regulating
- chip microcomputer
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- Expired - Fee Related
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Abstract
The utility model provides a kind of DC motor speed regulating device, comprise housing, be arranged on the control circuit in described housing, described housing is provided with control button, described control circuit comprises power tube, inductance, electric capacity and operation amplifier circuit, it is characterized in that, it also comprises automatic heat radiation assembly, described automatic heat radiation assembly comprises mini-fan, temperature sensor, control module and relay, described control module comprises single-chip microcomputer and AD converter, described temperature sensor is connected with described AD converter, described single-chip microcomputer respectively with described AD converter, relay connects, described relay is connected with described mini-fan, described mini-fan, temperature sensor is arranged in described housing.Its beneficial effect is: can automatic temperature measurement dry heat radiation, long service life.
Description
Technical field
The utility model relates to a kind of DC motor speed regulating device.
Background technology
Direct current machine is as a kind of electromechanical energy conversion device, and because of features such as its structure are simple, easily drive, torque is comparatively large, production technology is ripe, its range of application is throughout the every aspect of people's life.All be no lack of the figure of direct current machine in industrial or agricultural, army's industry, service trade.The use of direct current machine and the life of people closely bound up, inseparable.But along with the raising of production technology, and people are to the comfortable requirements at the higher level of life, and also more and more higher to the accurate control overflow of direct current machine, require to regulate DC motor speed in increasing situation.And direct current machine is inductive load, its rush of current is large, and rotating speed changes with load variations, and steady, the efficient adjustment of its rotating speed is the technical barrier in application always.
The speed of current direct current machine regulates and mainly adopts triode constant power amplifier element, utilizes its scale amplifying characteristic, regulates current of electric, to realize rotational speed regulation by changing base stage (or other) drive current (or voltage).This control mode will absorb large energy because of power amplification element, and caloric value is large.Existing DC motor speed regulating device does not have heat abstractor, causes shorten useful life.
Utility model content
Problem to be solved in the utility model be to provide a kind of can automatic temperature measurement the DC motor speed regulating device of heat radiation of drying, long service life.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of DC motor speed regulating device, comprise housing, be arranged on the control circuit in described housing, described housing is provided with control button, described control circuit comprises power tube, inductance, electric capacity and operation amplifier circuit, it is characterized in that, it also comprises automatic heat radiation assembly, described automatic heat radiation assembly comprises mini-fan, temperature sensor, control module and relay, described control module comprises single-chip microcomputer and AD converter, described temperature sensor is connected with described AD converter, described single-chip microcomputer respectively with described AD converter, relay connects, described relay is connected with described mini-fan, described mini-fan, temperature sensor is arranged in described housing.
Preferably, above-mentioned DC motor speed regulating device, the inwall of wherein said housing is provided with groove, and described mini-fan is arranged in described groove.
Preferably, above-mentioned DC motor speed regulating device, wherein said housing is provided with display screen, and described display screen is connected with described single-chip microcomputer.
Preferably, above-mentioned DC motor speed regulating device, wherein said automatic heat radiation assembly also comprises the buzzer be connected with described single-chip microcomputer, and described buzzer is installed on the housing.
Preferably, above-mentioned DC motor speed regulating device, the inwall of wherein said housing is provided with circuit board, and described single-chip microcomputer, AD converter assign on described circuit board.
Preferably, above-mentioned DC motor speed regulating device, wherein said AD converter adopts HX711AD chip, and described single-chip microcomputer adopts STC89C52RC chip.
Preferably, above-mentioned DC motor speed regulating device, the inwall of wherein said housing is provided with multiple louvre.
Preferably, above-mentioned DC motor speed regulating device, wherein said relay is arranged on the inwall of described housing.
Technique effect of the present utility model is mainly reflected in: temperature sensor can detect temperature in housing and in real time by signal transmission to AD converter, AD converter converts analog signal to digital signal and passes to single-chip microcomputer, when the temperature detected exceedes the settings of single-chip microcomputer, Single-chip Controlling cut-off, mini-fan energising starts blowing heat radiation, prevent the too high damage element of the temperature in housing, extend the life-span of the present utility model, and automaticity is high; When the temperature detected exceedes the settings of single-chip microcomputer, Single-chip Controlling buzzer is sounded reminding user; Display screen can the temperature that detects of displays temperature transducer.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 position longitudinal sectional view of the present utility model;
Fig. 3 is the schematic block circuit diagram of the automatic heat radiation assembly in the utility model;
Fig. 4 is the circuit diagram of the control circuit in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is told about further, be easier to make the technical solution of the utility model understand and grasp.
As shown in Fig. 1,2,4, a kind of DC motor speed regulating device, comprise housing 1, the control circuit be arranged in housing 1, automatic heat radiation assembly, housing 1 is provided with control button 2, control circuit comprises power tube, inductance, electric capacity and operation amplifier circuit, automatic heat radiation assembly comprises mini-fan 31, temperature sensor 32, control module 33 and relay 34, control module 33 comprises single-chip microcomputer 331 and AD converter 332, AD converter 332 adopts HX711AD chip, and single-chip microcomputer 331 adopts STC89C52RC chip.Temperature sensor 32 is connected with AD converter 332, and single-chip microcomputer 331 is connected with AD converter 332, relay 34 respectively, and relay 34 is connected with mini-fan 31.
The inwall of housing 1 is provided with groove 11, mini-fan 31 is arranged in groove 11.The inwall of housing 1 is provided with circuit board 12, and single-chip microcomputer 331, AD converter 332 are assigned on the circuit board 12.Relay 34 is arranged on the inwall of housing 1.
Housing 1 is provided with display screen 4, display screen 4 is connected with single-chip microcomputer 331, and display screen 4 can the temperature that detects of displays temperature transducer 32.
Preferably, automatic heat radiation assembly also comprises the buzzer 35 be connected with single-chip microcomputer 331, and buzzer 35 is arranged on housing 1.The inwall of housing 1 is provided with multiple louvre 13, design accelerates radiating rate like this.
As shown in Figure 3, temperature sensor 32 can detect temperature in housing 1 and in real time by signal transmission to AD converter 332, AD converter 332 converts analog signal to digital signal and passes to single-chip microcomputer 331, when the temperature detected exceedes the settings of single-chip microcomputer 331, single-chip microcomputer 331 control relay 34 cuts out, and mini-fan 31 energising starts blowing heat radiation, prevents the too high damage element of the temperature in housing 1, extend the life-span of the present utility model, and automaticity is high; When the temperature detected exceedes the settings of single-chip microcomputer 331, single-chip microcomputer 331 controls buzzer 35 and to sound reminding user.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (8)
1. a DC motor speed regulating device, comprise housing, be arranged on the control circuit in described housing, described housing is provided with control button, described control circuit comprises power tube, inductance, electric capacity and operation amplifier circuit, it is characterized in that: it also comprises automatic heat radiation assembly, described automatic heat radiation assembly comprises mini-fan, temperature sensor, control module and relay, described control module comprises single-chip microcomputer and AD converter, described temperature sensor is connected with described AD converter, described single-chip microcomputer respectively with described AD converter, relay connects, described relay is connected with described mini-fan, described mini-fan, temperature sensor is arranged in described housing.
2. DC motor speed regulating device according to claim 1, it is characterized in that: the inwall of described housing is provided with groove, described mini-fan is arranged in described groove.
3. DC motor speed regulating device according to claim 1, it is characterized in that: described housing is provided with display screen, described display screen is connected with described single-chip microcomputer.
4. DC motor speed regulating device according to claim 1, is characterized in that: described automatic heat radiation assembly also comprises the buzzer be connected with described single-chip microcomputer, and described buzzer is installed on the housing.
5. DC motor speed regulating device according to claim 1, it is characterized in that: the inwall of described housing is provided with circuit board, described single-chip microcomputer, AD converter assign on described circuit board.
6. DC motor speed regulating device according to claim 1 or 5, is characterized in that: described AD converter adopts HX711AD chip, and described single-chip microcomputer adopts STC89C52RC chip.
7. DC motor speed regulating device according to claim 1, is characterized in that: the inwall of described housing is provided with multiple louvre.
8. DC motor speed regulating device according to claim 1, is characterized in that: described relay is arranged on the inwall of described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208499.5U CN204425115U (en) | 2015-04-01 | 2015-04-01 | A kind of DC motor speed regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208499.5U CN204425115U (en) | 2015-04-01 | 2015-04-01 | A kind of DC motor speed regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204425115U true CN204425115U (en) | 2015-06-24 |
Family
ID=53475443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520208499.5U Expired - Fee Related CN204425115U (en) | 2015-04-01 | 2015-04-01 | A kind of DC motor speed regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204425115U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429339A (en) * | 2015-12-14 | 2016-03-23 | 重庆市科诚电机制造有限公司 | Automatic cooling motor device |
| CN105429343A (en) * | 2015-12-14 | 2016-03-23 | 重庆市科诚电机制造有限公司 | Motor device capable of detecting and preventing overhigh motor temperature |
| CN107769468A (en) * | 2017-12-07 | 2018-03-06 | 王冬亮 | A kind of motor overheating automatic radiating system |
| CN110429759A (en) * | 2019-08-23 | 2019-11-08 | 杭州宝协机电有限公司 | A kind of industrial servo motor |
| CN111648987A (en) * | 2020-05-20 | 2020-09-11 | 艾克森（江苏）节能电热科技有限公司 | Dynamic rotating speed adjusting system and adjusting device of cooling fan |
-
2015
- 2015-04-01 CN CN201520208499.5U patent/CN204425115U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429339A (en) * | 2015-12-14 | 2016-03-23 | 重庆市科诚电机制造有限公司 | Automatic cooling motor device |
| CN105429343A (en) * | 2015-12-14 | 2016-03-23 | 重庆市科诚电机制造有限公司 | Motor device capable of detecting and preventing overhigh motor temperature |
| CN107769468A (en) * | 2017-12-07 | 2018-03-06 | 王冬亮 | A kind of motor overheating automatic radiating system |
| CN110429759A (en) * | 2019-08-23 | 2019-11-08 | 杭州宝协机电有限公司 | A kind of industrial servo motor |
| CN110429759B (en) * | 2019-08-23 | 2020-08-25 | 杭州宝协机电有限公司 | Industrial servo motor |
| CN111648987A (en) * | 2020-05-20 | 2020-09-11 | 艾克森（江苏）节能电热科技有限公司 | Dynamic rotating speed adjusting system and adjusting device of cooling fan |
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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: 20150624 Termination date: 20160401 |