CN203840241U - Direct current electromotor controlling device - Google Patents
Direct current electromotor controlling device Download PDFInfo
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- CN203840241U CN203840241U CN201420225507.2U CN201420225507U CN203840241U CN 203840241 U CN203840241 U CN 203840241U CN 201420225507 U CN201420225507 U CN 201420225507U CN 203840241 U CN203840241 U CN 203840241U
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- 238000002955 isolation Methods 0.000 claims abstract description 55
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 239000003990 capacitor Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Control Of Direct Current Motors (AREA)
Abstract
The utility model relates to a direct current electromotor controlling device comprising a direct current electromotor, a first signal input interface, a second signal input interface, a signal isolation and conversion module, a signal conversion module and a direct current electromotor control module, wherein an output end of the first signal input interface and an output end of the second signal interface are respectively and electrically connected with corresponding input ends of the signal isolation and conversion module, an output end of the signal isolation and conversion module is electrically connected with an input end of the signal conversion module, an output end of the signal conversion module is electrically connected with an input end of the direct current electromotor control module, and an output end of the direct current electromotor control module is electrically connected with an corresponding input end of the direct current electromotor. The direct current electromotor controlling device is advantaged by simple structure, capability of being matched with any type of direct current electromotor control module in utilization processes as long as high and low electric levels are changed, capability of controlling forward and reverse rotation of the electromotor, and the like.
Description
Technical field
The utility model relates to a kind of control device, is specifically related to a kind of control device of direct current machine.
Background technology
The operating state of existing direct current machine is carried out Comprehensive Control by DC MOTOR CONTROL module, and the operating state of direct current machine comprised motor rotating speed, rotate and reverse.
At present, the control device of direct current machine has comprised signal controller, and the DC MOTOR CONTROL module being connected with signal controller.And more conventional signal controller output is two kinds of signals, one is pulse signal, by changing the rotating speed of Duty ratio control motor, another kind is low and high level signal, high level signal control motor forward, low level signal control motor reversal, but, existing some DC MOTOR CONTROL module can only access pulse signal and high level signal, an i.e. termination pulse signal, another termination high level signal, direct current machine forward, otherwise, one termination high level signal, another termination pulse signal, direct current machine reversion, like this, DC MOTOR CONTROL module is not mated with the signal condition that signal controller can send, therefore, need a kind of control device, make general signal controller can with the use that matches of more eurypalynous DC MOTOR CONTROL module.
Summary of the invention
The purpose of this utility model is: provide one not only simple in structure, and as long as by change low and high level just can with the use that matches of more eurypalynous DC MOTOR CONTROL module, and can control the control device of the direct current machine of motor positive and inverse, and can be applicable to the direct current machine of different model, to overcome the deficiencies in the prior art.
In order to achieve the above object, the technical solution of the utility model: a kind of control device of direct current machine, comprise direct current machine, and its: also comprise first signal input interface, secondary signal input interface, signal isolation modular converter, signal conversion module and DC MOTOR CONTROL module, the output of the output of described first signal input interface and secondary signal input interface is electrically connected with the corresponding input of signal isolation modular converter respectively, the signal isolation output of modular converter and the input of signal conversion module are electrically connected, the output of signal conversion module is electrically connected with the input of DC MOTOR CONTROL module, the output of DC MOTOR CONTROL module is electrically connected with the corresponding input of direct current machine.
In technique scheme, described signal conversion module comprises first signal modular converter and secondary signal modular converter, and described first signal modular converter is electrically connected with the corresponding link of secondary signal modular converter, the input of the input of first signal modular converter and secondary signal modular converter is electrically connected with the corresponding output of signal isolation modular converter respectively, and the output of the output of first signal modular converter and secondary signal modular converter is electrically connected with the corresponding input of DC MOTOR CONTROL module respectively.
In technique scheme, also comprise direct current machine interface module, the output of described DC MOTOR CONTROL module is electrically connected with the corresponding input of direct current machine by direct current machine interface module.
In technique scheme, described signal isolation modular converter comprises light-coupled isolation integrated chip U1, resistance R 6, R7, R8, R9, diode D2, D3 and capacitor C 4, C5, C6; One end of described resistance R 6 is electrically connected with the output of first signal input interface, the other end of resistance R 6 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D2, the corresponding input of the anode of diode D2 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of described resistance R 7 is electrically connected with the output of secondary signal input interface, the other end of resistance R 7 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D3, the corresponding input of the anode of diode D3 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of one end of described resistance R 9 and capacitor C 4 is electrically connected with the corresponding output of light-coupled isolation integrated chip U1 simultaneously, and meet power supply VCC simultaneously, the corresponding output of the other end of resistance R 9, one end of capacitor C 6 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module simultaneously, and the other end of the other end of capacitor C 4 and capacitor C 6 is ground connection simultaneously; One termination power VCC of described resistance R 8, the corresponding output electrical connection of the other end of resistance R 8, one end of capacitor C 5 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module simultaneously, the other end ground connection of capacitor C 5.
In technique scheme, described first signal modular converter comprises Schmidt trigger U7A and NAND gate CMOS chip U8A, the input of Schmidt trigger U7A is electrically connected with the corresponding output of signal isolation modular converter, and the output of Schmidt trigger U7A is electrically connected with the corresponding input of DC MOTOR CONTROL module by NAND gate CMOS chip U8A; Secondary signal modular converter comprises Schmidt trigger U7B and NAND gate CMOS chip U8B, the input of Schmidt trigger U7B is electrically connected with the corresponding output of signal isolation modular converter, and the output of Schmidt trigger U7B is electrically connected with the corresponding input of DC MOTOR CONTROL module by NAND gate CMOS chip U8B; The corresponding link electrical connection of NAND gate CMOS chip U8A and NAND gate CMOS chip U8B.
The good effect that the utility model has is: owing to adopting after the control device of above-mentioned direct current machine, when use, described first signal input interface access pulse triggering signal, secondary signal input interface accesses high and low level, and carry out light-coupled isolation by signal isolation modular converter paired pulses triggering signal and high and low level, output is delivered to signal conversion module and is received rear conversion process again, then deliver to DC MOTOR CONTROL resume module, by the rotating of DC MOTOR CONTROL module controls direct current machine.The utility model use that general signal controller and more eurypalynous DC MOTOR CONTROL module can be matched.Realize the purpose of this utility model.
Brief description of the drawings
Fig. 1 is the circuit block diagram of a kind of embodiment of the utility model;
Fig. 2 is the former road figure of the circuit of a kind of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing and the embodiment that provides, the utility model is further described, but is not limited to this.
As Fig. 1, shown in 2, a kind of control device of direct current machine, comprise direct current machine 6, also comprise first signal input interface 1, secondary signal input interface 2, signal isolation modular converter 3, signal conversion module 4 and DC MOTOR CONTROL module 5, the output of the output of described first signal input interface 1 and secondary signal input interface 2 is electrically connected with the corresponding input of signal isolation modular converter 3 respectively, the output of signal isolation modular converter 3 is electrically connected with the input of signal conversion module 4, the output of signal conversion module 4 is electrically connected with the input of DC MOTOR CONTROL module 5, the output of DC MOTOR CONTROL module 5 is electrically connected with the corresponding input of direct current machine 6.
As shown in Figure 1, 2, described signal conversion module 4 comprises first signal modular converter 4-1 and secondary signal modular converter 4-2, and described first signal modular converter 4-1 is electrically connected with the corresponding link of secondary signal modular converter 4-2, the input of the input of first signal modular converter 4-1 and secondary signal modular converter 4-2 is electrically connected with the corresponding output of signal isolation modular converter 3 respectively, and the output of the output of first signal modular converter 4-1 and secondary signal modular converter 4-2 is electrically connected with the corresponding input of DC MOTOR CONTROL module 5 respectively.
As shown in Figure 1, 2, also comprise direct current machine interface module 7, the output of described DC MOTOR CONTROL module 5 is electrically connected with the corresponding input of direct current machine 6 by direct current machine interface module 7.
As shown in Figure 2, described signal isolation modular converter 3 comprises light-coupled isolation integrated chip U1, resistance R 6, R7, R8, R9, diode D2, D3 and capacitor C 4, C5, C6; One end of described resistance R 6 is electrically connected with the output of first signal input interface 1, the other end of resistance R 6 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D2, the corresponding input of the anode of diode D2 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of described resistance R 7 is electrically connected with the output of secondary signal input interface 2, the other end of resistance R 7 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D3, the corresponding input of the anode of diode D3 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of one end of described resistance R 9 and capacitor C 4 is electrically connected with the corresponding output of light-coupled isolation integrated chip U1 simultaneously, and meet power supply VCC simultaneously, the corresponding output of the other end of resistance R 9, one end of capacitor C 6 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module 4 simultaneously, and the other end of the other end of capacitor C 4 and capacitor C 6 is ground connection simultaneously; One termination power VCC of described resistance R 8, the corresponding output electrical connection of the other end of resistance R 8, one end of capacitor C 5 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module 4 simultaneously, the other end ground connection of capacitor C 5.
As shown in Figure 2, described first signal modular converter 4-1 comprises Schmidt trigger U7A and NAND gate CMOS chip U8A, the input of Schmidt trigger U7A is electrically connected with the corresponding output of signal isolation modular converter 3, and the output of Schmidt trigger U7A is electrically connected with the corresponding input of DC MOTOR CONTROL module 5 by NAND gate CMOS chip U8A; Secondary signal modular converter 4-2 comprises Schmidt trigger U7B and NAND gate CMOS chip U8B, the input of Schmidt trigger U7B is electrically connected with the corresponding output of signal isolation modular converter 3, and the output of Schmidt trigger U7B is electrically connected with the corresponding input of DC MOTOR CONTROL module 5 by NAND gate CMOS chip U8B; The corresponding link electrical connection of NAND gate CMOS chip U8A and NAND gate CMOS chip U8B.
As shown in Figure 2, DC MOTOR CONTROL module 5 comprises DC MOTOR CONTROL integrated circuit U7, and the input of U7 is electrically connected with the corresponding output of signal conversion module, and the output of U7 is electrically connected with the corresponding input of direct current machine interface module;
The model of light-coupled isolation integrated chip U1 of the present utility model is HCPL-0531, and the model of Schmidt trigger U7A, U7B is 74HC14, and the model of NAND gate CMOS chip U8A, U8B is CD4011, and the model of direct current machine interface module 7 is TLE5206.
The course of work of the present utility model: when use, when described first signal input interface 1 accesses pulse triggering signal, secondary signal input interface 2 accesses low level signal, pulse triggering signal is still exported pulse triggering signal after signal isolation modular converter 3, and low level signal is through signal isolation modular converter 3 output levels, and control conversion through modular converter 4, what 3 pin of NAND gate CMOS chip U8A were exported is high level signal, what 4 pin of NAND gate CMOS chip U8B were exported is pulse signal, exported to 0 voltage of the out1 end output of direct current machine interface module 7 by DC MOTOR CONTROL module 5, what out2 end was exported is high voltage, now, direct current machine 6 forwards,
When described first signal input interface 1 accesses pulse triggering signal, secondary signal input interface 2 accesses high level or when unsettled, pulse triggering signal is still exported pulse triggering signal after signal isolation modular converter 3, and what export through signal isolation modular converter 3 when high level signal or no signal is high level, and control conversion through modular converter 4, what 3 pin of NAND gate CMOS chip U8A were exported is pulse signal, what 4 pin of NAND gate CMOS chip U8B were exported is high level signal, exported to the high voltage of the out1 end output of direct current machine interface module 7 by DC MOTOR CONTROL module 5, what out2 end was exported is 0 voltage, now, direct current machine 6 reverses,
Hence one can see that, and described first signal input interface 1 accesses pulse triggering signal, and secondary signal input interface 2 accesses high level signal or low level signal, just can realize rotating and reverse of direct current machine 6, uses very convenient flexible.
The utility model is not only simple in structure, and production cost is low, and can be applicable to control the direct current machine of various models.
The demonstration of the utility model lab scale effect, its effect is well-content.
Claims (5)
1. the control device of a direct current machine, comprise direct current machine (6), it is characterized in that: also comprise first signal input interface (1), secondary signal input interface (2), signal isolation modular converter (3), signal conversion module (4) and DC MOTOR CONTROL module (5), the output of the output of described first signal input interface (1) and secondary signal input interface (2) is electrically connected with the corresponding input of signal isolation modular converter (3) respectively, the output of signal isolation modular converter (3) is electrically connected with the input of signal conversion module (4), the output of signal conversion module (4) is electrically connected with the input of DC MOTOR CONTROL module (5), the output of DC MOTOR CONTROL module (5) is electrically connected with the corresponding input of direct current machine (6).
2. the control device of direct current machine according to claim 1, it is characterized in that: described signal conversion module (4) comprises first signal modular converter (4-1) and secondary signal modular converter (4-2), and described first signal modular converter (4-1) is electrically connected with the corresponding link of secondary signal modular converter (4-2), the input of the input of first signal modular converter (4-1) and secondary signal modular converter (4-2) is electrically connected with the corresponding output of signal isolation modular converter (3) respectively, the output of the output of first signal modular converter (4-1) and secondary signal modular converter (4-2) is electrically connected with the corresponding input of DC MOTOR CONTROL module (5) respectively.
3. the control device of direct current machine according to claim 1, it is characterized in that: also comprise direct current machine interface module (7), the output of described DC MOTOR CONTROL module (5) is electrically connected by the corresponding input of direct current machine interface module (7) and direct current machine (6).
4. the control device of direct current machine according to claim 1, is characterized in that: described signal isolation modular converter (3) comprises light-coupled isolation integrated chip U1, resistance R 6, R7, R8, R9, diode D2, D3 and capacitor C 4, C5, C6; One end of described resistance R 6 is electrically connected with the output of first signal input interface (1), the other end of resistance R 6 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D2, the corresponding input of the anode of diode D2 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of described resistance R 7 is electrically connected with the output of secondary signal input interface (2), the other end of resistance R 7 is electrically connected with negative electrode and the corresponding input of light-coupled isolation integrated chip U1 of diode D3, the corresponding input of the anode of diode D3 and light-coupled isolation integrated chip U1 ground connection simultaneously; One end of one end of described resistance R 9 and capacitor C 4 is electrically connected with the corresponding output of light-coupled isolation integrated chip U1 simultaneously, and meet power supply VCC simultaneously, the corresponding output of the other end of resistance R 9, one end of capacitor C 6 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module (4) simultaneously, and the other end of the other end of capacitor C 4 and capacitor C 6 is ground connection simultaneously; One termination power VCC of described resistance R 8, the corresponding output electrical connection of the other end of resistance R 8, one end of capacitor C 5 and light-coupled isolation integrated chip U1 is electrically connected with the corresponding input of signal conversion module (4) simultaneously, the other end ground connection of capacitor C 5.
5. the control device of direct current machine according to claim 2, it is characterized in that: described first signal modular converter (4-1) comprises Schmidt trigger U7A and NAND gate CMOS chip U8A, the input of Schmidt trigger U7A is electrically connected with the corresponding output of signal isolation modular converter (3), and the output of Schmidt trigger U7A is electrically connected with the corresponding input of DC MOTOR CONTROL module (5) by NAND gate CMOS chip U8A; Secondary signal modular converter (4-2) comprises Schmidt trigger U7B and NAND gate CMOS chip U8B, the input of Schmidt trigger U7B is electrically connected with the corresponding output of signal isolation modular converter (3), and the output of Schmidt trigger U7B is electrically connected with the corresponding input of DC MOTOR CONTROL module (5) by NAND gate CMOS chip U8B; The corresponding link electrical connection of NAND gate CMOS chip U8A and NAND gate CMOS chip U8B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420225507.2U CN203840241U (en) | 2014-05-05 | 2014-05-05 | Direct current electromotor controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420225507.2U CN203840241U (en) | 2014-05-05 | 2014-05-05 | Direct current electromotor controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203840241U true CN203840241U (en) | 2014-09-17 |
Family
ID=51518034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420225507.2U Expired - Lifetime CN203840241U (en) | 2014-05-05 | 2014-05-05 | Direct current electromotor controlling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203840241U (en) |
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2014
- 2014-05-05 CN CN201420225507.2U patent/CN203840241U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213022 Changzhou, North New District, Jiangsu Yangtze River Road, No. 19 Patentee after: CHANGZHOU GALAXY CENTURY MICROELECTRONICS CO.,LTD. Address before: 213022 Changzhou, North New District, Jiangsu Yangtze River Road, No. 19 Patentee before: CHANGZHOU GALAXY CENTURY MICRO-ELECTRONICS Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |