CN203708168U - General AC/DC motor forward and reverse rotation control circuit - Google Patents
General AC/DC motor forward and reverse rotation control circuit Download PDFInfo
- Publication number
- CN203708168U CN203708168U CN201420079413.9U CN201420079413U CN203708168U CN 203708168 U CN203708168 U CN 203708168U CN 201420079413 U CN201420079413 U CN 201420079413U CN 203708168 U CN203708168 U CN 203708168U
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- China
- Prior art keywords
- control circuit
- motor
- input
- circuit
- reverse rotation
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- Withdrawn - After Issue
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Abstract
The utility model provides a general AC/DC motor forward and reverse rotation control circuit. The general AC/DC motor forward and reverse rotation control circuit comprises a switch control circuit and a load control circuit, forward and reverse rotation of the motor is under control of two circuits, i.e., the switch control circuit can be divided into a forward rotation circuit and a reverse rotation circuit, each circuit has a button switch and a relay, the load control circuit is provided with 1, 2 and 3 jumper wires, the 1, 2 and 3 jumper wires are respectively selected for short circuit to realize applications under the AC/DC environments when power source input changes between the AC and the DC. The general AC/DC motor forward and reverse rotation control circuit is convenient for replacement of AC/DC motors, reduces preparation material kinds, simplifies operation and reduces cost.
Description
Technical field
The utility model belongs to field of medical, relates to a kind of circuit that can be used for interchange or DC motor positive and negative rotation control.
Background technology
In current Medical Devices Electric Machine Control, for the rotating control of alternating current machine and direct current machine, because of motor power type difference, need to design two or more different circuit control panels and realize its rotating control function, the corresponding AC control circuit of control of alternating current machine, the corresponding DC control circuit of control of direct current machine.
The shortcoming of this kind of scheme is: 1, do not possess replaceability; 2, the existence of two kinds of materials, causes the inconvenience of getting ready the goods; 3, kind increases, and causes the increase of fixed cost.
Utility model content
The purpose of this utility model is to realize by a kind of circuit the rotating control of interchange or direct current machine.
The utility model is by providing a kind of AC/DC motor positive and reverse rotation control circuit to realize above-mentioned purpose.Specifically, the technical solution adopted in the utility model is as follows:
A kind of Universal AC/DC motor positive and reverse rotation control circuit, comprise ON-OFF control circuit and load control circuit, it is characterized in that, rotating and reverse of motor adopts two-way control, and ON-OFF control circuit is divided into two-way, and forward is controlled on a road, reversion is controlled on another road, each way switch control circuit comprises key switch and relay, and the work of the corresponding relay of key switch control, by realizing DC motor control circuit to the connection of wire jumper 1 and wire jumper 3; By the connection of wire jumper 2 being realized to the control circuit of alternating current machine;
For alternating current machine, load control circuit is arranged between motor power input and motor input, wherein zero line incoming line is after motor power input, be connected directly to motor input as a road input by wire jumper 2 short circuits, and live wire incoming line is also divided into the two-way parallel with rotating and reverse control inputs after motor power input, forward input and reversion by Control motor are inputted at this parallel live wire input circuit and rotate and reverse the switching between control inputs circuit, thereby realize the rotating operation of motor;
For direct current machine, load control circuit is arranged between motor power input and motor input, wherein power-(0V) incoming line is after motor power input, after wire jumper 1 and wire jumper 3 short circuits, be divided into the two-way parallel with rotating and reverse control inputs, by forward input and the reversion input of Control motor, the power supply parallel with this just (24VDC) input circuit switch with rotating and reverse between control inputs circuit, thereby the rotating that realizes motor moves.
Preferably, in ON-OFF control circuit, also there is the protective circuit in parallel with relay.
In one embodiment, described protective circuit comprises fly-wheel diode, for the application in DC control supply situation.
In another embodiment, described protective circuit comprises RC circuit, for the application in ac control power supply situation.
On the other hand, the input of the power supply of ON-OFF control circuit and load control circuit can be identical power supply input.
On the other hand, the input of the power supply of ON-OFF control circuit and load control circuit can be also different power supply input.
Beneficial effect:
The utility model, by adopting a kind of circuit control panel to control the rotating control of Medical Devices alternating current machine or direct current machine under different electrical power type, by the setting of wire jumper, is realized control switching circuit easily, realizes the control to motor load; And reduce the material kind of getting the raw materials ready; Simplified operation, reduced cost simultaneously, circuit design is optimized, and easily safeguards.
Brief description of the drawings
Fig. 1 is that control circuit of the present utility model is received the structural representation in the situation of direct current machine.
Fig. 2 is that control circuit of the present utility model is received the structural representation in the situation of alternating current machine.
Embodiment
Describe below with reference to the accompanying drawings the utility model in detail.
The utility model is the rotating control function that realizes AC and DC motor by the wire jumper of two relays and 3 position changeables, can prevent misoperation simultaneously.
Referring to Fig. 1, in the time that motor is direct current, connect related circuit by wire jumper 1 and wire jumper 3, corresponding its motor power input and motor input wires that connect, utilizes and rotates and reverse the corresponding relay 1 of key to run and relay 2, realizes the switching rotating and reverse;
Referring to Fig. 2, in the time that motor is interchange, connect related circuit by wire jumper 2 again, corresponding its motor power input and motor input wires that connect, utilization rotates and reverse the corresponding relay 1 of key to run and relay 2, the switching that realization rotates and reverse.
Again referring to Fig. 1 and Fig. 2; in the time that forward button and reverse button are not pressed or are pressed simultaneously; the input of motor opened circuit or out of phase line between level identical and cause forming loop, motor akinesia, thus reach protection motor and prevent the function of misoperation.
In Fig. 1 and Fig. 2, be also shown in and in control circuit, exist fly-wheel diode 1 and 2 in parallel with relay, for realizing afterflow effect the DC control supply in the situation that, provide protective effect.Fly-wheel diode can also remove and be replaced by RC circuit, and the protective effect in the situation that of ac control power supply is provided.
Should be appreciated that, although provided the embodiment of particular motor in particular power source situation on accompanying drawing, but should be appreciated that, except the 230VAC alternating current machine shown in the utility model and 24VDC direct current machine with and respective electrical source, the alternating current machine of any electric pressure and DC motor power all can be directly applied for the utility model or be applicable to the utility model through proper transformation and transformation.Therefore, these convert also within protection range of the present utility model accordingly.
By reference to the accompanying drawings execution mode of the present utility model is described in detail above, but the utility model is not limited to above-mentioned execution mode, in the ken possessing at affiliated technical field those of ordinary skill, can also under the prerequisite that does not depart from the utility model aim, make a variety of changes.
Claims (6)
1. a Universal AC/DC motor positive and reverse rotation control circuit, comprise ON-OFF control circuit and load control circuit, it is characterized in that, rotating and reverse of motor adopts two-way control, be that ON-OFF control circuit is divided into two-way, forward is controlled on one tunnel, reversion is controlled on another road, each way switch control circuit comprises key switch and relay, the work of the corresponding relay of key switch control, by the connection of wire jumper 1 and wire jumper 3 is realized to DC motor control circuit, by the connection of wire jumper 2 being realized to the control circuit of alternating current machine;
For alternating current machine, load control circuit is arranged between motor power input and motor input, wherein zero line incoming line is after motor power input, be connected directly to motor input as a road input by wire jumper 2 short circuits, and live wire incoming line is divided into the two-way parallel with rotating and reverse control inputs after motor power input, forward input and reversion by Control motor are inputted at this parallel live wire input circuit and rotate and reverse the switching between control inputs circuit, thereby realize the rotating operation of motor;
For direct current machine, load control circuit is arranged between motor power input and motor input, wherein power-0V incoming line is after motor power input, after wire jumper 1 and wire jumper 3 short circuits, be divided into the two-way parallel with rotating and reverse control inputs, by forward input and the reversion input of Control motor, switch with rotating and reverse between control inputs circuit at the positive 24VDC input circuit of the power supply parallel with this, thereby the rotating that realizes motor moves.
2. Universal AC/DC motor positive and reverse rotation control circuit as claimed in claim 1, is characterized in that, also has the protective circuit in parallel with relay in ON-OFF control circuit.
3. Universal AC/DC motor positive and reverse rotation control circuit as claimed in claim 2, is characterized in that, described protective circuit comprises fly-wheel diode.
4. Universal AC/DC motor positive and reverse rotation control circuit as claimed in claim 2, is characterized in that, described protective circuit comprises RC circuit.
5. the Universal AC/DC motor positive and reverse rotation control circuit as described in any one in claim 1 to 4, is characterized in that, the power supply input of ON-OFF control circuit and load control circuit is identical power supply input.
6. the Universal AC/DC motor positive and reverse rotation control circuit as described in any one in claim 1 to 4, is characterized in that, the power supply input of ON-OFF control circuit and load control circuit is different power supply input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079413.9U CN203708168U (en) | 2014-02-25 | 2014-02-25 | General AC/DC motor forward and reverse rotation control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079413.9U CN203708168U (en) | 2014-02-25 | 2014-02-25 | General AC/DC motor forward and reverse rotation control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203708168U true CN203708168U (en) | 2014-07-09 |
Family
ID=51058545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420079413.9U Withdrawn - After Issue CN203708168U (en) | 2014-02-25 | 2014-02-25 | General AC/DC motor forward and reverse rotation control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203708168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780195A (en) * | 2014-02-25 | 2014-05-07 | 迈柯唯医疗设备(苏州)有限公司 | Alternating-current/direct-current motor positive and reverse rotation control circuit in common use |
-
2014
- 2014-02-25 CN CN201420079413.9U patent/CN203708168U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780195A (en) * | 2014-02-25 | 2014-05-07 | 迈柯唯医疗设备(苏州)有限公司 | Alternating-current/direct-current motor positive and reverse rotation control circuit in common use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20160525 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |