CN205283442U - Motor forward and reverse rotation control circuit - Google Patents
Motor forward and reverse rotation control circuit Download PDFInfo
- Publication number
- CN205283442U CN205283442U CN201521015379.XU CN201521015379U CN205283442U CN 205283442 U CN205283442 U CN 205283442U CN 201521015379 U CN201521015379 U CN 201521015379U CN 205283442 U CN205283442 U CN 205283442U
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- relay
- contact
- motor
- end connects
- keyswitch
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Abstract
The utility model discloses a motor forward and reverse rotation control circuit, including switch Q, key switch SB1, relay KM1, motor M, resistance R1 and inductance L, the switch Q one end VCC that connects, key switch SB1 is connected respectively to the switch Q other end, the relay KM2 KM2 -2 that contacts, the relay KM1 KM1 -4 that contacts, inductance L and resistance R1, key switch SB2 is connected respectively to the key switch SB1 other end, the relay KM1 KM1 -1 that contacts, key switch SB3 and relay KM2 contact KM2 -5, the relay KM1 contact relay KM1 -1 other end is connected respectively to the relay KM2 contact KM2 -5 other end, the key switch SB2 other end and relay KM2 contact KM2 -1. The utility model discloses motor forward and reverse rotation control circuit is through using the relay as control device, thereby motor M's the direction of current flow control motor M's just reversal is crossed to the control flow, and circuit structure is simple, and is with low costs, small, the application scope guangZhou.
Description
Technical field
The utility model relates to a kind of pilot circuit, specifically a kind of motor positive inversion control circuit.
Background technology
Direct-current machine refers to the rotating machine that direct current energy can convert to mechanical energy (direct-current motor) or mechanical energy converts to direct current energy (direct-current generator). It can realize direct current energy and motor that mechanical energy is changed mutually. It is direct-current motor when it makes motor running, converts electrical energy into mechanical energy; It is direct-current generator when doing generator operation, mechanical energy is converted to electric energy.
Mechanical commutation performer on existing market is mainly realized by the physical construction of complexity, advantage of lower cost, but there is the reliability problem such as response lag, complex structure; And most electronic commutation performer is by gathering tach signal on market, the processing mode controlling motor commutation is all extremely complicated, and electric circuit electronics technical element used is many, and control is complicated, and cost is very high.
Practical novel content
The purpose of this utility model is to provide a kind of motor positive inversion control circuit, to solve in above-mentioned background technology the problem proposed.
For achieving the above object, the utility model provides following technical scheme:
A kind of motor positive inversion control circuit, comprises switch Q, keyswitch SB1, relay K M1, motor M, resistance R1 and inductance L, described switch Q one end connects power supply VCC, and the switch Q the other end connects keyswitch SB1 respectively, relay K M2 contact KM2-2, relay K M1 contact KM1-4, inductance L and resistance R1, the keyswitch SB1 the other end connects keyswitch SB2 respectively, relay K M1 contact KM1-1, keyswitch SB3 and relay K M2 contact KM2-5, the relay K M2 contact KM2-5 the other end connects the relay K M1 contact relay K M1-1 the other end respectively, the keyswitch SB2 the other end and relay K M2 contact KM2-1, the relay K M2 contact KM2-1 the other end connects relay K M1 coil, and the relay K M1 coil the other end connects relay K M2 coil respectively, relay K M2 contact KM2-3, relay K M1 contact KM1-3, relay K M1 contact KM1-5 and relay K M2 contact KM2-4 ground connection, the relay K M2 coil the other end connects the keyswitch SB3 the other end by relay K M1 contact KM1-2, the described relay K M1 contact KM1-3 the other end connects the relay K M2 contact KM2-2 the other end and motor M respectively, motor M the other end contact resistance R2, the resistance R2 the other end connects relay K M2 contact KM2-3 and relay K M1 contact KM1-4 respectively.
As the utility model further scheme: described motor M is direct-current machine.
Compared with prior art, the beneficial effects of the utility model are: the utility model motor positive inversion control circuit is with the use of rly. as control device, and control is flow through the sense of current of motor M thus controlled the rotating of motor M, circuit structure is simple, cost is low, and volume is little, applied widely.
Accompanying drawing explanation
Fig. 1 is the schematic circuit of motor positive inversion control circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of motor positive inversion control circuit, comprise switch Q, keyswitch SB1, relay K M1, motor M, resistance R1 and inductance L, described switch Q one end connects power supply VCC, the switch Q the other end connects keyswitch SB1 respectively, relay K M2 contact KM2-2, relay K M1 contact KM1-4, inductance L and resistance R1, the keyswitch SB1 the other end connects keyswitch SB2 respectively, relay K M1 contact KM1-1, keyswitch SB3 and relay K M2 contact KM2-5, the relay K M2 contact KM2-5 the other end connects the relay K M1 contact relay K M1-1 the other end respectively, the keyswitch SB2 the other end and relay K M2 contact KM2-1, the relay K M2 contact KM2-1 the other end connects relay K M1 coil, the relay K M1 coil the other end connects relay K M2 coil respectively, relay K M2 contact KM2-3, relay K M1 contact KM1-3, relay K M1 contact KM1-5 and relay K M2 contact KM2-4 ground connection, the relay K M2 coil the other end connects the keyswitch SB3 the other end by relay K M1 contact KM1-2, the described relay K M1 contact KM1-3 the other end connects the relay K M2 contact KM2-2 the other end and motor M respectively, motor M the other end contact resistance R2, the resistance R2 the other end connects relay K M2 contact KM2-3 and relay K M1 contact KM1-4 respectively, described motor M is direct-current machine.
Principle of work of the present utility model is: refer to Fig. 1, rotating forward and start: close switch Q, press and start keyswitch SB2, KM1 coil obtains electric and self-locking, main contact KM1-3 closes, connect armature circuit, motor M just to starting and run, in addition, due to when KM1 is energized, its normally closed contact KM1-2 being connected in KM2 coil circuit disconnects, and KM2 can not be obtained electric, plays interlocking effect.
Reversion is started: if after the switch Q that closes, then presses and start keyswitch SB3, and KM2 coil obtains electric and self-locking, and main contact KM2-2 closes, and oppositely connects armature circuit, and motor M is oppositely started and run. In addition, the normally closed contact KM2-1 that KM2 is connected in KM1 coil circuit disconnects, and KM1 can not be obtained electric, plays interlocking effect.
Motor M stall: only need to pressing stop button SB1, KM1 (or KM2) power-off, main contact KM1-3 (or KM2-2) cuts off motor M armature power supply, motor M stall.
To those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, it is possible to realize the utility model in other specific forms. Therefore, no matter from which point, embodiment all should be regarded as exemplary, and right and wrong are restrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, it is intended that all changes in the implication of the equivalent important document dropping on claim and scope included in the utility model. Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, it is to be understood that, although this specification sheets is described according to enforcement mode, but not each enforcement mode only comprises an independent technical scheme, this kind of narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment through appropriately combined, can also form other enforcement modes that it will be appreciated by those skilled in the art that.
Claims (2)
1. a motor positive inversion control circuit, comprises switch Q, keyswitch SB1, relay K M1, motor M, resistance R1 and inductance L, it is characterised in that, described switch Q one end connects power supply VCC, and the switch Q the other end connects keyswitch SB1 respectively, relay K M2 contact KM2-2, relay K M1 contact KM1-4, inductance L and resistance R1, the keyswitch SB1 the other end connects keyswitch SB2 respectively, relay K M1 contact KM1-1, keyswitch SB3 and relay K M2 contact KM2-5, the relay K M2 contact KM2-5 the other end connects the relay K M1 contact relay K M1-1 the other end respectively, the keyswitch SB2 the other end and relay K M2 contact KM2-1, the relay K M2 contact KM2-1 the other end connects relay K M1 coil, and the relay K M1 coil the other end connects relay K M2 coil respectively, relay K M2 contact KM2-3, relay K M1 contact KM1-3, relay K M1 contact KM1-5 and relay K M2 contact KM2-4 ground connection, the relay K M2 coil the other end connects the keyswitch SB3 the other end by relay K M1 contact KM1-2, the described relay K M1 contact KM1-3 the other end connects the relay K M2 contact KM2-2 the other end and motor M respectively, motor M the other end contact resistance R2, the resistance R2 the other end connects relay K M2 contact KM2-3 and relay K M1 contact KM1-4 respectively.
2. motor positive inversion control circuit according to claim 1, it is characterised in that, described motor M is direct-current machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015379.XU CN205283442U (en) | 2015-12-10 | 2015-12-10 | Motor forward and reverse rotation control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015379.XU CN205283442U (en) | 2015-12-10 | 2015-12-10 | Motor forward and reverse rotation control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205283442U true CN205283442U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521015379.XU Expired - Fee Related CN205283442U (en) | 2015-12-10 | 2015-12-10 | Motor forward and reverse rotation control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205283442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105991079A (en) * | 2016-07-12 | 2016-10-05 | 徐东旭 | Asynchronous motor capable of automatically controlling steering |
| CN106738317A (en) * | 2016-12-13 | 2017-05-31 | 顾广才 | A kind of high-efficiency cement agitating device |
-
2015
- 2015-12-10 CN CN201521015379.XU patent/CN205283442U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105991079A (en) * | 2016-07-12 | 2016-10-05 | 徐东旭 | Asynchronous motor capable of automatically controlling steering |
| CN106738317A (en) * | 2016-12-13 | 2017-05-31 | 顾广才 | A kind of high-efficiency cement agitating device |
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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 |
Granted publication date: 20160601 Termination date: 20161210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |