CN203608129U - Circuit and device thereof for controlling air speed of air-conditioner motor - Google Patents
Circuit and device thereof for controlling air speed of air-conditioner motor Download PDFInfo
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- CN203608129U CN203608129U CN201320368220.0U CN201320368220U CN203608129U CN 203608129 U CN203608129 U CN 203608129U CN 201320368220 U CN201320368220 U CN 201320368220U CN 203608129 U CN203608129 U CN 203608129U
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Abstract
The utility model discloses a circuit and a device thereof for controlling the air speed of an air-conditioner motor. The circuit for controlling the air speed of the air-conditioner motor comprises a relay connection control circuit, a single-chip microcomputer used for controlling the relay connection control circuit, and an air speed gear circuit connected with an AC motor. The relay connection control circuit is composed of a first relay and a second relay. The second relay is connected between the first relay and the air speed gear circuit. The two output terminals of the second relay are respectively connected with the two input terminals of the first relay, wherein the input terminals are provided with movable contacts. According to the technical scheme of the utility model, the air speed of the air-conditioner motor is under control among three or more gears, and the number of components is reasonably reduced. Meanwhile, the cost is effectively reduced. The mis-operation of the motor caused by the electromagnetic interference is also effectively prevented. Moreover, the burnout phenomenon of the motor is avoided.
Description
Technical field
The utility model relates to the technical field of household electric appliances, relates in particular to a kind of circuit and device thereof for the control of air conditioner motor wind speed.
Background technology
Alternating current machine is simple in structure because having, easily manufactured, dependable performance and the feature such as cost is low, and very universal in the use of field of household appliances.In air conditioner industry, the alternating current machine kind using is a lot, its control mode is also each variant, in industry, often all adopt the mode of single relay to realize for the wind speed control of alternating current machine, different wind speed shelves all adopt the control model of different relays, and this design not only cost is higher, and shared installing space is also larger, the motor misoperation that its electromagnetic interference easily causes, seriously can cause motor to burn out.
Summary of the invention
The utility model is mainly to provide a kind of circuit and device thereof for the control of air conditioner motor wind speed, realize the wind speed control of third gear, rationally reduced number of devices, effectively reduced costs, and effectively prevent the motor misoperation that electromagnetic interference causes, avoided the generation of motor burnout phenomenon.
Another object of the utility model is to provide a kind of circuit and device thereof for the control of air conditioner motor wind speed, has realized many grades of more than third gear wind speed controls.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: the circuit for the control of air conditioner motor wind speed of the present utility model, comprise that relay connects control circuit, connect the single-chip microcomputer of control circuit for control relay, with and the wind speed gear circuit that is connected with alternating current machine, relay connects control circuit and comprises the first relay and the second relay, described first relay one end access civil power alternating current fire wire, the other end is provided with two lead-out terminals with fixed contact, described the second relay is connected between the first relay and described wind speed gear circuit, two lead-out terminals of described the first relay connect respectively two of described the second relay and have the input terminal of moving contact, under described the first relay normality and when closed, all there are the contact of an input terminal and the closing of contact of a lead-out terminal, described the second relay comprises at least three lead-out terminals, under described the second relay normality, have at least a pair of terminal of inputting out to contact and be closure state with the contact of input terminal, when energising adhesive, have at least two pairs of input terminals to contact and be closure state with the contact of inputting out terminal.
As preferably, described the first relay comprises the contact 1,2,3 being connected between its input terminal and lead-out terminal and pin 4 and the pin 5 that is connected into its coil two ends, under contact 1,2 normalities of described the first relay, is closed on-state.
As preferably, described the second relay comprises the contact 1,2,3,4,5,6 being connected between its input terminal and lead-out terminal and pin 7 and the pin 8 that is connected into its coil two ends, and wherein the contact 1,2,3 of the second relay R Y2 and contact 4,5,6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay.
As preferably, the contact 3,5,6 of described the second relay is connected into described wind speed gear circuit, the lead-out terminal ground connection of the described contact 2 of the second relay.
As preferably, under contact 1,2 normalities of described the second relay, both are closed on-state, under contact 4,5 normalities of described the second relay, both are closed on-state, the synchronous power on/off in the contact 1,2 of described the second relay and the contact of described the second relay 4,5.
As preferably, described the second relay comprises the contact 1,2,4,5,6 being connected between its input terminal and lead-out terminal and pin 7 and the pin 8 that is connected into its coil two ends, wherein the contact 1,2 of the second relay and contact 4,5,6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay, under contact 1,2 normalities of the second relay, it is off-state, be dynamically closure state, the contact 2 of described the second relay is connected into described wind speed gear circuit.The second relay of the present utility model is not provided with contact 3, contact open in usual is selected in its contact 1 and contact 2, and the contact 2 of the second relay is connected into described wind speed gear circuit all the time, when the contact 1 of the second relay and contact 2 is closed, contact 1, contact 2 and wind speed gear circuit three together with.
As preferably, at least two pairs of described input terminals of described the second relay and lead-out terminal be successively set on described the second relay coil directly over, and be subject to the attraction adhesive of described coil simultaneously.The input terminal of the second relay and lead-out terminal can arrange multipair, and now the lead-out terminal of the first corresponding relay is also wanted corresponding increase, makes so a kind of circuit for the control of air conditioner motor wind speed of the present utility model can carry out many grades of wind speed controls.
As preferably, in the coil pin of described the first relay, be provided with the first control interface as the signal input interface of described single-chip microcomputer, in the coil pin of described the second relay, be provided with the second control interface as the signal input interface of described single-chip microcomputer.
As preferably, described wind speed gear circuit is reactor alignment circuit.
One of the present utility model is for air conditioner motor air speed control device, the blower fan that comprises described alternating current machine, is electrically connected with described alternating current machine, a kind of circuit for the control of air conditioner motor wind speed as claimed in claim 1.
A kind of air conditioner motor wind speed control method of the present utility model, comprise that the combination of the input of the low and high level by single-chip microcomputer controls the relay of the described circuit for the control of air conditioner motor wind speed, the rotating speed of the alternating current machine of controlling blower fan rotation is changed, realize the shift control of blower fan wind speed.
The beneficial effect that the utility model brings is, the utility model carrys out control relay by single-chip microcomputer and connects control circuit, by the interlocking control of relay, wind speed gear circuit is switched, realize two Control third gear, the above wind speed of third gear even, rationally reduced number of devices, effectively reduced costs, and effectively prevent the motor misoperation that electromagnetic interference causes, avoided the generation of motor burnout phenomenon.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of the first relay of the present utility model;
Accompanying drawing 2 is a kind of structural representations of the second relay in embodiment 1 of the present utility model;
Accompanying drawing 3 is a kind of circuit catenation principle schematic diagrames of embodiment 1 of the present utility model;
Accompanying drawing 4 is a kind of structural representations of the second relay in embodiment 2 of the present utility model;
Accompanying drawing 5 is a kind of circuit catenation principle schematic diagrames of embodiment 2 of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the circuit for the control of air conditioner motor wind speed of the present embodiment as shown in Figure 3, comprise that relay connects control circuit 101, connect the single-chip microcomputer of control circuit 101 for control relay, with and the wind speed gear circuit 102 that is connected with alternating current machine, relay connects control circuit 101 and comprises the first relay R Y1 and the second relay R Y2, first relay R Y1 one end access civil power alternating current fire wire AC-L, the other end is provided with two lead-out terminals with fixed contact, the second relay R Y2 is connected between the first relay R Y1 and wind speed gear circuit 102, two lead-out terminals of the first relay R Y1 connect respectively two of the second relay R Y2 and have the input terminal of moving contact, under the first relay R Y1 normality and when closed, all there are the contact of an input terminal and the closing of contact of a lead-out terminal, the second relay R Y2 comprises at least three lead-out terminals, under described the second relay R Y2 normality, have at least a pair of terminal of inputting out to contact and be closure state with the contact of input terminal, when energising adhesive, have at least two pairs of input terminals to contact and be closure state with the contact of inputting out terminal, wind speed gear circuit 102 coordinates relay connection control circuit 101 to control blower fan gear, the optional reactor alignment circuit of using of wind speed gear circuit 102.
As shown in Figure 1,3, the first relay R Y1 comprises that under contact 1,2 normalities of the contact 1,2,3 that is connected between its input terminal and lead-out terminal and the pin 4 that is connected into its coil two ends and pin 5, the first relay R Y1 be closed on-state.The coil pin of the first relay R Y1 is provided with the first control interface I/O1 as the signal input interface of single-chip microcomputer, and civil power alternating current fire wire AC-L is connected on the contact 1 of the first relay R Y1 all the time.
As shown in Figure 2,3, the second relay R Y2 comprises the contact 1,2,3,4,5,6 being connected between its input terminal and lead-out terminal and pin 7 and the pin 8 that is connected into its coil two ends, wherein the contact 1,2,3 of the second relay R Y2 and contact 4,5,6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay R Y2, are provided with the second control interface I/O2 as the signal input interface of described single-chip microcomputer in the coil pin of the second relay R Y2.
The contact 3,5,6 of the second relay R Y2 is connected into wind speed gear circuit 102, under contact 1,2 normalities of the second relay R Y2, both are closed on-state, the lead-out terminal ground connection of the contact 2 of the second relay R Y2, under contact 4,5 normalities of the second relay R Y2, both are closed on-state, the two pairs of input terminals of the second relay R Y2 and lead-out terminal be located at successively the second relay R Y2 coil directly over, and can be subject to the attraction adhesive of coil, the synchronous power on/off in the contact 1,2 of the second relay R Y2 and the contact of the second relay R Y2 4,5 simultaneously.
A kind of circuit for the control of air conditioner motor wind speed of the present embodiment also comprises an alternating current machine start-up capacitance CAP, and alternating current machine start-up capacitance CAP one end access civil power exchanges zero line AC-N, and the other end is electrically connected with alternating current machine.
The one of this book embodiment is for air conditioner motor air speed control device, the AC blower fan that comprise described alternating current machine, is electrically connected with described alternating current machine and a kind of circuit for the control of air conditioner motor wind speed of the present embodiment.
A kind of air conditioner motor wind speed control method of the present embodiment, comprise that the combination of the input of the low and high level by single-chip microcomputer controls the relay of a kind of circuit for the control of air conditioner motor wind speed of the present embodiment, the rotating speed of the alternating current machine of controlling AC blower fan rotation is changed, realize the shift control of blower fan wind speed.
A kind of circuit wind speed control for the control of air conditioner motor wind speed of the present embodiment is as shown in the table,
In the logic control schematic diagram of upper table, " 0 " represents the not adhesive of relay normality, and " 1 " represents the dynamic adhesive of relay, and concrete control mode is as follows:
1, when single-chip microcomputer is to the first control interface I/O1 and the second control interface I/O2 all when input high level, its first relay R Y1, the second relay R Y2 relay are not worked, the first relay R Y1, the second relay R Y2 relay are all in the normal state down, the contact 1 of the first relay R Y1 is connected with contact 2, the contact 1 of the second relay R Y2 is connected with contact 2, as shown in Figure 3, export the ground connection fast gear circuit 102 of not giving a dinner for a visitor from afar because of the contact 2 of the second relay R Y2 relay, cause blower fan not worked.
2, when single-chip microcomputer is to the first control interface I/O1 input high level, when the second control interface I/O2 input low level, the first relay R Y1 relay is in the normal state equally, and the second relay R Y2 relay is because obtaining electric adhesive, as shown in Figure 3, because the first relay R Y1 relay is in the normal state, contact 1 is connected all the time with contact 2; When the second relay R Y2 obtains electric adhesive, contact 1 and contact 2 are disconnected, then make contact 1 get mutually electricity continuously with contact 3, and the output contact 3 of the second relay R Y2 is connected on wind speed gear circuit 102 all the time, make AC blower fan obtain electric work, and selected wind speed 1 is worked.
3, when single-chip microcomputer is to the first control interface I/O1 input low level, the second control interface I/O2 input high level, as shown in Figure 3, the first relay R Y1 relay obtains electric adhesive work, contact 1 and the contact 2 of the first relay R Y1 are disconnected, then contact 1 is connected with contact 3; And the second relay R Y2 relay is because not working, the second relay R Y2 is in the normal state down all the time, and the contact 4 of the second relay R Y2 is connected with contact 5; When after the first relay R Y1 work, cause the contact 4 of the second relay R Y2 and the contact 3 of the first relay R Y1 to get mutually electricity continuously, make AC blower fan obtain electric work, and selected wind speed 2 is worked.
4, in circuit, work as the first control interface I/O1 output low level, the second control interface I/O2 output low level, as shown in Figure 3, its first relay R Y1, the second relay R Y2 work, contact 1 and the contact 2 of the first relay R Y1 relay are disconnected, contact 2 is unsettled, then contact 1 is connected with contact 3; Contact 4 and the contact 5 of same the second relay R Y2 relay disconnect, and contact 5 is unsettled, then contact 4 is connected with contact 6; Finally make the contact 1 of the first relay R Y1 and the contact 4 of contact 3 and RY2 get mutually electricity continuously with contact 6, make AC blower fan obtain electric work, and selected wind speed 3 is worked.
Embodiment 2: the circuit for the control of air conditioner motor wind speed of the present embodiment is as Fig. 1, 4, shown in 5, the second relay R Y2 comprises the contact 1 being connected between its input terminal and lead-out terminal, 2, 4, 5, 6 and be connected into pin 7 and the pin 8 at its coil two ends, the wherein contact 1 of the second relay R Y2, 2 and contact 4, 5, 6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay R Y2, the second relay R Y2 of the present embodiment does not arrange contact 3, the contact 1 of the second relay R Y2, it under 2 normalities, is off-state, be dynamically closure state, the contact 2 of the second relay R Y2 is connected into wind speed gear circuit 102 all the time.
This book embodiment for air conditioner motor air speed control device, the AC blower fan that comprise described alternating current machine, is electrically connected with described alternating current machine and a kind of circuit for the control of air conditioner motor wind speed of the present embodiment.
A kind of air conditioner motor wind speed control method of the present embodiment, comprise that the combination of the input of the low and high level by single-chip microcomputer controls the relay of a kind of circuit for the control of air conditioner motor wind speed of the present embodiment, the rotating speed of the alternating current machine of controlling AC blower fan rotation is changed, realize the shift control of AC blower fan wind speed.
A kind of circuit wind speed control for the control of air conditioner motor wind speed of the present embodiment is as shown in the table,
In the logic control schematic diagram of upper table, " 0 " represents the not adhesive of relay normality, and " 1 " represents the dynamic adhesive of relay, and concrete control mode is as follows:
1, when single-chip microcomputer is to the first control interface I/O1 and the second control interface I/O2 all when input high level, its first relay R Y1, the second relay R Y2 relay are not worked, the first relay R Y1, the second relay R Y2 relay are all in the normal state down, the contact 1 of the first relay R Y1 is connected with contact 2, contact 1 and the contact 2 of the second relay R Y2 disconnect, and now blower fan is not worked.
2, when single-chip microcomputer is to the first control interface I/O1 input high level, when the second control interface I/O2 input low level, the first relay R Y1 relay is in the normal state equally, and the second relay R Y2 relay is because obtaining electric adhesive, because the first relay R Y1 relay is in the normal state, contact 1 is connected all the time with contact 2; When the second relay R Y2 obtains electric adhesive, contact 1 and contact 2 adhesives are obtained electric, and the output contact 2 of the second relay R Y2 is connected on wind speed gear circuit 102 all the time, makes AC blower fan obtain electric work, and selected wind speed 1 is worked.
3, when single-chip microcomputer is to the first control interface I/O1 input low level, the second control interface I/O2 input high level, as shown in Figure 3, the first relay R Y1 relay obtains electric adhesive work, contact 1 and the contact 2 of the first relay R Y1 are disconnected, then contact 1 is connected with contact 3; And the second relay R Y2 relay is because not working, the second relay R Y2 is in the normal state down all the time, and the contact 4 of the second relay R Y2 is connected with contact 5; When after the first relay R Y1 work, cause the contact 4 of the second relay R Y2 and the contact 3 of the first relay R Y1 to get mutually electricity continuously, make AC blower fan obtain electric work, and selected wind speed 2 is worked.
4, when single-chip microcomputer is to the first control interface I/O1 input low level, the second control interface I/O2 input low level, its first relay R Y1, the second relay R Y2 work, and the contact 1 of the first relay R Y1 relay and contact 2 are disconnected, contact 2 is unsettled, then contact 1 is connected with contact 3; Contact 4 and the contact 5 of same the second relay R Y2 relay disconnect, and contact 5 is unsettled, then contact 4 is connected with contact 6; Finally make the contact 1 of the first relay R Y1 and the contact 4 of contact 3 and RY2 get mutually electricity continuously with contact 6, make AC blower fan obtain electric work, and selected wind speed 3 is worked.
Below be only described with regard to the utility model preferred embodiment, but can not be interpreted as it is the restriction to the utility model protection range.The utility model is not only confined to above embodiment, and its concrete structure or shape allow to change.In a word, protection range of the present utility model should comprise the apparent conversion of those corresponding those of ordinary skills or substitute and remodeling.In addition, many grades of wind speed controls of the utility model, can realize with reference to the control of third gear wind speed, and those skilled in the art are reading after present specification, can need easily and not to carry out creative work and realize many grades of wind speed controls.
Claims (10)
1. the circuit for the control of air conditioner motor wind speed, it is characterized in that, comprise that relay connects control circuit (101), connect the single-chip microcomputer of control circuit (101) for control relay, with and the wind speed gear circuit (102) that is connected with alternating current machine, relay connects control circuit (101) and comprises the first relay R Y1 and the second relay R Y2, described first relay R Y1 one end access civil power alternating current fire wire AC-L, the other end is provided with two lead-out terminals with fixed contact, described the second relay R Y2 is connected between the first relay R Y1 and described wind speed gear circuit (102), two lead-out terminals of described the first relay R Y1 connect respectively two of described the second relay R Y2 and have the input terminal of moving contact, under described the first relay R Y1 normality and when closed, all there are the contact of an input terminal and the closing of contact of a lead-out terminal, described the second relay R Y2 comprises at least three lead-out terminals, under described the second relay R Y2 normality, have at least a pair of terminal of inputting out to contact and be closure state with the contact of input terminal, when energising adhesive, have at least two pairs of input terminals to contact and be closure state with the contact of inputting out terminal.
2. a kind of circuit for the control of air conditioner motor wind speed according to claim 1, it is characterized in that, described the first relay R Y1 comprises the contact 1,2,3 being connected between its input terminal and lead-out terminal and pin 4 and the pin 5 that is connected into its coil two ends, under contact 1,2 normalities of described the first relay R Y1, is closed on-state.
3. a kind of circuit for the control of air conditioner motor wind speed according to claim 2, it is characterized in that, described the second relay R Y2 comprises the contact 1,2,3,4,5,6 being connected between its input terminal and lead-out terminal and pin 7 and the pin 8 that is connected into its coil two ends, and wherein the contact 1,2,3 of the second relay R Y2 and contact 4,5,6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay R Y2.
4. a kind of circuit for the control of air conditioner motor wind speed according to claim 3, it is characterized in that, the contact 3,5,6 of described the second relay R Y2 is connected into described wind speed gear circuit (102), the lead-out terminal ground connection of the described contact 2 of the second relay R Y2.
5. a kind of circuit for the control of air conditioner motor wind speed according to claim 3, it is characterized in that, under contact 1,2 normalities of described the second relay R Y2, both are closed on-state, under contact 4,5 normalities of described the second relay R Y2, both are closed on-state, the synchronous power on/off in the contact 1,2 of described the second relay R Y2 and the contact of described the second relay R Y2 4,5.
6. a kind of circuit for the control of air conditioner motor wind speed according to claim 2, it is characterized in that, described the second relay R Y2 comprises the contact 1 being connected between its input terminal and lead-out terminal, 2, 4, 5, 6 and be connected into pin 7 and the pin 8 at its coil two ends, the wherein contact 1 of the second relay R Y2, 2 and contact 4, 5, 6 are separately positioned between the two pairs of input terminals and lead-out terminal of the second relay R Y2, the contact 1 of the second relay R Y2, it under 2 normalities, is off-state, be dynamically closure state, the contact 2 of described the second relay R Y2 is connected into described wind speed gear circuit (102).
7. according to a kind of circuit for the control of air conditioner motor wind speed described in claim 2 or 3 or 4 or 5 or 6, it is characterized in that, the at least two pairs of described input terminals of described the second relay R Y2 and lead-out terminal be successively set on described the second relay R Y2 coil directly over, and be subject to the attraction adhesive of described coil simultaneously.
8. a kind of circuit for the control of air conditioner motor wind speed according to claim 1, it is characterized in that, in the coil pin of described the first relay R Y1, be provided with the first control interface I/O1 as the signal input interface of described single-chip microcomputer, in the coil pin of described the second relay R Y2, be provided with the second control interface I/O2 as the signal input interface of described single-chip microcomputer.
9. a kind of circuit for the control of air conditioner motor wind speed according to claim 1, is characterized in that, described wind speed gear circuit (102) is reactor alignment circuit.
10. for an air conditioner motor air speed control device, comprise described alternating current machine, with the blower fan that described alternating current machine is electrically connected, it is characterized in that, also comprise a kind of circuit for the control of air conditioner motor wind speed as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368220.0U CN203608129U (en) | 2013-06-26 | 2013-06-26 | Circuit and device thereof for controlling air speed of air-conditioner motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368220.0U CN203608129U (en) | 2013-06-26 | 2013-06-26 | Circuit and device thereof for controlling air speed of air-conditioner motor |
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| Publication Number | Publication Date |
|---|---|
| CN203608129U true CN203608129U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320368220.0U Expired - Lifetime CN203608129U (en) | 2013-06-26 | 2013-06-26 | Circuit and device thereof for controlling air speed of air-conditioner motor |
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| CN (1) | CN203608129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338005A (en) * | 2013-06-26 | 2013-10-02 | 宁波奥克斯空调有限公司 | Wind speed control circuit, device and method for air conditioner motor |
-
2013
- 2013-06-26 CN CN201320368220.0U patent/CN203608129U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338005A (en) * | 2013-06-26 | 2013-10-02 | 宁波奥克斯空调有限公司 | Wind speed control circuit, device and method for air conditioner motor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170502 Address after: 315000 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee after: AUX AIR CONDITIONING LIMITED BY SHARE Ltd. Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Patentee before: NINGBO AUX AIR-CONDITION Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
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| CX01 | Expiry of patent term |