CN203774999U - Multifunctional ECM (electronically commutated motor) and HVAC system applying same - Google Patents
Multifunctional ECM (electronically commutated motor) and HVAC system applying same Download PDFInfo
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Abstract
The utility model discloses a multifunctional ECM (electronically commutated motor) and an HVAC system applying the same. The ECM comprises a motor and a motor controller, a microprocessor, an inverter circuit, a gear detection circuit and a power supply portion are integrated on a control circuit board, and the gear detection circuit is connected to a plurality of gear input lines. The ECM further comprises a first AC input lead, a second AC input lead, a common lead, a grounding lead, a first jumper and a second jumper, each of the gear input lines is connected with a first input end of a current sensing unit, the first jumper is connected with the second AC input lead, the second jumper is connected with the common lead, and second input ends of the current sensing units are connected in parallel and then connected with the common lead and the second jumper. The ECM disclosed by the utility model is simple in structure, can conveniently replace PSC motors and ECM motors taking AC input as gear signals, is simple in replacement, convenient in wiring and low in cost, integrates a variety of circuits, can adapt to different operating occasions and saves the management and development time and the cost.
Description
Technical field:
The utility model relates to the HVAC system of a kind of multi-functional ECM motor and application thereof.
Background technology:
In recent years, along with appliance field competition, product technology was required to improve constantly, as require product energy-conserving and environment-protective, the intelligent degree of controllability is high, the construction cycle is short, noise is little etc.As core component---motor, become undoubtedly the critical component solving the problems of the technologies described above, the motor of traditional residential central air conditioning the inside generally adopts load motor PSC, load motor, efficiency is low, and relatively power consumption, noise is also large, and controllability degree of intelligence is low.
Development along with motor technology, there is permagnetic synchronous motor, this kind of motor is with electric machine controller, utilize electric machine controller to realize the object of the electronic commutation of electric current, so also someone is called for short ECM motor (electronically commutated motor) in industry, permagnetic synchronous motor has all higher, features such as noise is little, easy realization is intelligent of energy-conserving and environment-protective, reliability and controllability, can solve the deficiency of one-way communication motor, therefore, the one-way communication motor of existing residential central air conditioning the inside is got and is replaced by permagnetic synchronous motor gradually.But because the circuit interface of load motor and permagnetic synchronous motor exists bigger difference, motor is difficult to compatible two kinds of different circuit interfaces.When replacing the one-way communication motor of existing residential central air conditioning the inside with permagnetic synchronous motor, need to change motor circuit interface, revise motor circuit etc., change inconveniently, replacement cost is high.
In view of this, developed ECM motor at present and can directly replace original PSC motor, and need not change the circuit structure of the original application system of PSC motor (for example HVAC air-conditioner control system), Installation and Debugging are simple, reduce development cost.
And the ECM motor of replacing the at present load motor following problem of ubiquity also:
1) electric motors function is single, can not be applicable to different workplaces, for example can not replace on market and detect and exchange the ECM motor of inputting gear signal, as XI3 motor, its gear input signal is 24VAC, and 115VAC or 230VAC while replacing the gear input signal of ECM motor of PSC motor, both are incompatible, in addition, the ECM motor of replacing PSC motor at supply voltage, turn to, the operational factor such as programming all can not directly arrange again, and relative trouble is set, and causes developing model more, product is chaotic, and management and cost all greatly increase;
2) unfailing performance is low, because there is different requirements different workplaces to ECM motor, and when ECM control can not adapt to different workplaces, easily makes mistakes or accident;
3) adopt current transformer and interlock circuit to detect the state of each gear input line, the volume of instrument transformer is large, and cost is high, occupies the larger space of electric machine controller, makes according to electric machine controller weak heat-dissipating;
4) a plurality of current transformer sensing units are embedded into the connection plug the inside of motor, and difficulty is installed, and production efficiency is low, is unfavorable for large-scale production.
Summary of the invention:
The purpose of this utility model is to provide a kind of multi-functional ECM motor, this ECM electric machine structure is simple, can conveniently replace PSC motor and exchange input as the ECM motor of gear signal with usining on market, replace simple, easy-to-connect, cost is low, and gathered multiple circuit in one, can be adapted to different workplaces, functional reliability is high, saves time, the cost of management and exploitation.
Another object of the present utility model is to provide HVAC system, this HVAC system can be replaced PSC motor or replace to using with ECM motor of the present utility model and be exchanged input as the ECM motor of gear signal, install easily simple, easy-to-connect, without changing original HVAC system configuration, improvement cost is low, applied widely, and electrical efficiency is higher.
The purpose of this utility model is achieved by following technical proposals.
A kind of multi-functional ECM motor, comprise motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: compatible 24V low-voltage ac signal and 115V or the 230V high-voltage AC signal that detects some roads gear input line of current sensing unit.
Electric machine controller described above also comprises that the first interchange input lead, second exchanges input lead, a common lead, a ground lead, the first wire jumper and the second wire jumper, the first wire jumper and second exchanges input lead and is connected, the second wire jumper is connected with common lead, after the second input of current sensing unit is together in parallel, links together respectively with common lead and the second wire jumper.
Some roads gear input line described above refers to 5 road gear input lines (N1, N2, N3, N4, N5).
Multi-functional ECM motor described above is in the time will replacing the PSC motor that on market, corresponding device systems is used, by 5 road gear input lines exchange with first input lead and ground lead totally 7 lead-in wires be connected to device systems, the first wire jumper and the second wire jumper carry out wire jumper short circuit by connector, a 5 road gear input lines wherein road are logical 115V or 230V High Level AC Voltage, 5 road gear input lines wherein one and first exchange input lead and input as AC power, and connecting into power unit, the second interchange input lead and common lead are unsettled.
Multi-functional ECM motor described above is in the time will replacing the ECM motor that on market, corresponding device systems is used, 5 road gear input lines are exchanged to input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are connected to device systems, the first wire jumper and the second wire jumper disconnect, first exchanges input lead, second exchanges input lead as external ac power source input and connects into power unit, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 24V low-voltage AC and is composed of loop with common lead (COM).
Microprocessor described above also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
The lead wire sheath that is provided with on control box described above, 5 road gear input lines exchange input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper and the second wire jumper are electrically connected respectively, the first wire jumper and the second wire jumper disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
The output of gear testing circuit described above is connected with microprocessor by filter circuit.
A kind of HVAC system, comprise thermostat THERMOSTAT, originally control the HVAC system controller of PSC motor, thermostat THERMOSTAT is to HVAC system controller input control signal, it is characterized in that: utilize multi-functional ECM motor straight to take over and change original PSC motor, multi-functional ECM motor comprises motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: compatible 24V low-voltage ac signal and 115V or the 230V high-voltage AC signal that detects some roads gear input line of current sensing unit, electric machine controller also comprises the first interchange input lead (N), second exchanges input lead (L), one common lead (COM), one ground lead (E), the first wire jumper (L1) and the second wire jumper (L2), the first wire jumper (L1) and second exchanges input lead (L) and is connected, the second wire jumper (L2) is connected with common lead (COM), after being together in parallel, the second input of current sensing unit links together with common lead (COM) and the second wire jumper (L2) respectively, by some roads gear input line exchange with first input lead and ground lead totally 7 lead-in wires be connected to HVAC system controller, the first wire jumper and the second wire jumper carry out wire jumper short circuit by connector, a 5 road gear input lines wherein road are logical 115V or 230V High Level AC Voltage, 5 road gear input lines wherein one and first exchange input lead and input as AC power, and connect into power unit, the second interchange input lead and common lead are unsettled.
Microprocessor described above also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
Some roads gear input line described above refers to 5 road gear input line (N1, N2, N3, N4, N5), lead wire sheath is installed on control box, 5 road gear input lines exchange input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper and the second wire jumper are electrically connected respectively, the first wire jumper and the second wire jumper disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
A kind of HVAC system, comprise thermostat THERMOSTAT, originally control the HVAC system controller of ECM motor, thermostat THERMOSTAT is to HVAC system controller input control signal, it is characterized in that: utilize multi-functional ECM motor straight to take over and change original ECM motor, multi-functional ECM motor comprises motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: current sensing unit is compatible detect some roads gear input line 24V low-voltage ac signal and 115V or 230V high-voltage AC signal, electric machine controller also comprises the first interchange input lead (N), second exchanges input lead (L), one common lead (COM), one ground lead (E), the first wire jumper (L1) and the second wire jumper (L2), the first wire jumper (L1) and second exchanges input lead (L) and is connected, the second wire jumper (L2) is connected with common lead (COM), after being together in parallel, the second input of current sensing unit links together with common lead (COM) and the second wire jumper (L2) respectively, 5 road gear input lines are exchanged to input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are connected to HVAC system controller, the first wire jumper and the second wire jumper disconnect, first exchanges input lead, second exchanges input lead as external ac power source input and connects into power unit, a wherein road of some roads gear input line is logical 24V low-voltage AC and is composed of loop with common lead (COM).
Microprocessor described above also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
Some roads gear input line described above refers to 5 road gear input line (N1, N2, N3, N4, N5), lead wire sheath is installed on control box, 5 road gear input lines exchange input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper and the second wire jumper are electrically connected respectively, the first wire jumper and the second wire jumper disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
The utility model compared with prior art, has following effect:
1) the utility model is in the time will replacing the PSC motor that on market, corresponding device systems is used, by some roads gear input line exchange with first input lead (N) and ground lead (E) totally 7 lead-in wires be connected to device systems, the first wire jumper (L1) and the second wire jumper (L2) carry out wire jumper short circuit by connector, and the second interchange input lead (L) and common lead (COM) are unsettled; In the time will replacing the ECM motor that on market, corresponding device systems is used, by some roads gear input line exchange with first input lead (N), ground lead (E), second exchange input lead (L) and common lead (COM) totally 9 lead-in wires be connected to device systems, the first wire jumper (L1) and the second wire jumper (L2) disconnect, and common lead (COM) detects signal and outputs to device systems.Therefore, this ECM electric machine structure is simple, can conveniently replace PSC motor and exchange input as the ECM motor of gear signal with usining on market, replace simple, easy-to-connect, cost is low, and has gathered multiple circuit in one, can be adapted to different workplaces, functional reliability is high, save time, the cost of management and exploitation, a tractor serves several purposes, cost performance is high;
2) electric machine controller set serial communication unit, turn to and circuit, multiplication of voltage conversion equipment be set in one, make ECM motor go for different workplaces, functional reliability is high, applied widely;
3) output of gear testing circuit is connected with microprocessor by filter circuit, can effectively reduce the current fluctuation of gear testing circuit output, and the accuracy, the reliability that improve microprocessor detection are high;
4) on control box, lead wire sheath is installed, 5 road gear input lines exchange input lead with first, ground lead, the second interchange input lead and common lead totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper and the second wire jumper are electrically connected respectively, the first wire jumper and the second wire jumper disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type, simple in structure, by connector, realizing the function of motor selects, use intuitive and convenient, reliability is high,
6) this HVAC system configuration is simple, HVAC system can be replaced PSC motor or replace to using with ECM motor of the present utility model and be exchanged input as the ECM motor of gear signal, install easily simple, easy-to-connect, without changing original HVAC system configuration, improvement cost is low, applied widely, and electrical efficiency is higher.
Accompanying drawing explanation:
Fig. 1 is the stereogram of the utility model ECM motor;
Fig. 2 is the exploded view of the utility model ECM motor;
Fig. 3 is circuit block diagram of the present utility model;
Fig. 4 is the physical circuit figure of the utility model gear testing circuit;
Fig. 5 is the circuit block diagram of the utility model power unit;
Fig. 6 is the physical circuit figure of the utility model rectification circuit and DC-DC change-over circuit;
Fig. 7 is the circuit diagram of the utility model serial communication circuit;
Fig. 8 is that the utility model turns to the circuit diagram that circuit is set;
Fig. 9 is the structural representation of the utility model ECM motor;
Figure 10 is the circuit block diagram in embodiment bis-;
Figure 11 is the circuit block diagram in embodiment tri-.
Embodiment:
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
Embodiment mono-: as Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, the utility model is a kind of multi-functional ECM motor, comprise motor 1 and electric machine controller 2, electric machine controller 2 comprises control box 21 and is arranged on the control circuit board 22 of control box 21 the insides, on control circuit board 22, be integrated with microprocessor, inverter circuit, gear testing circuit, rotor position detection circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, rotor position detection circuit is detected the rotor-position signal of motor and is delivered to microprocessor by Hall element, microprocessor is controlled motor by inverter circuit and is moved, gear testing circuit connects 5 road gear input line (N1, N2, N3, N4, N5), gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, it also comprises the first interchange input lead N, second exchanges input lead L, one common lead COM, one ground lead E, the first wire jumper L1 and the second wire jumper L2, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the first wire jumper L1 and second exchanges input lead L and is connected, the second wire jumper L2 is connected with common lead COM, after being together in parallel, the second input of current sensing unit links together with common lead COM and the second wire jumper L2 respectively, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, current sensing unit is Hall current sensor chip, on market, can find.Some roads gear input line can be 5 road gear input lines (N1, N2, N3, N4, N5), can be also 3 road gear input lines (N1, N2, N3).
In the time will replacing the PSC motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchange input lead N and ground lead E totally 7 lead-in wires be connected to device systems, the first wire jumper L1 and the second wire jumper L2 carry out wire jumper short circuit by connector, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 115V or 230V High Level AC Voltage, 5 road gear input line (N1, N2, N3, N4, N5) wherein one exchange input lead N with first and input as AC power, and connect into power unit, the second interchange input lead L and common lead COM are unsettled.
In the time will replacing the ECM motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead N, ground lead E, the second interchange input lead L and common lead COM totally 9 lead-in wires are connected to device systems, the first wire jumper L1 and the second wire jumper L2 disconnect, first exchanges input lead N, second exchanges input lead L as external ac power source input and connects into power unit, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 24V low-voltage AC, common lead COM detects signal and outputs to device systems, be that COM output 24V exchanges.
As Fig. 5, shown in Fig. 6, power unit comprises EMI or the anti-electromagnetic interference circuit of EMC, rectification circuit and DC-DC translation circuit, the input of the anti-electromagnetic interference circuit of EMI or EMC connects to exchange to be inputted, the output of the anti-electromagnetic interference circuit of EMI or EMC is connected with the input of rectification circuit, rectification circuit output busbar voltage VDC is also connected with DC-DC translation circuit, DC-DC translation circuit output bus+15V, + 5V, busbar voltage VDC, + 15V, + 5V is each several part circuit supply, rectification circuit comprises a surge current protection circuit, DC-DC translation circuit comprises multiplication of voltage conversion equipment, by being set at power supply, port plug terminal J101 connects or disconnects multiplication of voltage conversion equipment, make the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages, at 115VAC and 230VAC, change.
As shown in Fig. 3, Fig. 7, microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port.
As shown in Fig. 3, Fig. 8, microprocessor also arranges circuit and is connected with turning to, by port plug terminal J601 is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
Lead wire sheath 3 is installed on control box 21, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead N, ground lead E, the second interchange input lead L and common lead COM totally 9 lead-in wires 4 draw from lead wire sheath 3, jumper holders 5 is installed in lead wire sheath 3, as shown in Figure 9, in jumper holders 5 the insides, communication port 53 is installed, power supply arranges port 51, turn to port 52 and motor type selection port 54 are set, communication port 53, power supply arranges port 51, turn to and port 52 and motor type are set select port 54 to be separately installed with splicing ear, communication port 53 comprises port R/T and COMMON, power supply arranges port 51 and comprises port V+ and V-, turn to and port 52 is set comprises port R+ and R-, motor type selects port 54 to comprise port L1 and L2, by being set at power supply, port 51 connector mounting connectivity port V+ and port V-make the running status of motor in two multiplication of voltages, by port 52 connector mountings be set make motor forward or reversion operation turning to, the splicing ear of motor type selection port 54 and the first wire jumper L1 and the second wire jumper L2 are electrically connected respectively, the first wire jumper L1 and the second wire jumper L2 disconnect by selecting port 54 connector mountings to be electrically connected to or to extract connector to motor type.In the time will replacing the PSC motor that on market, corresponding device systems is used, at motor type, select port 54 connector mountings that port L1 and port L2 are electrically connected to, in the time will replacing the ECM motor that on market, corresponding device systems is used, extract motor type and select the connector of port 54 to disconnect port L1 and port L2.
The output of gear testing circuit is connected with microprocessor by filter circuit.
Principle of the present utility model is: the utility model is in the time will replacing the PSC motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchange input lead N and ground lead E totally 7 lead-in wires 4 be connected to device systems, the first wire jumper L1 and the second wire jumper L2 carry out wire jumper short circuit by connector, and the second interchange input lead L and common lead COM are unsettled; In the time will replacing the ECM motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchange input lead N, ground lead E, second exchange input lead L and common lead COM totally 9 lead-in wires be connected to device systems, the first wire jumper L1 and the second wire jumper L2 disconnect, and common lead COM detects signal and outputs to device systems.Therefore, this ECM electric machine structure is simple, can conveniently replace PSC motor and exchange input as the ECM motor of gear signal with usining in market, replace simple, easy-to-connect, cost is low, and has gathered multiple circuit in one, can be adapted to different workplaces, functional reliability is high, save time, the cost of management and exploitation, a tractor serves several purposes, cost performance is high.
Embodiment bis-: as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Figure 10, the utility model is a kind of HVAC system, comprise thermostat THERMOSTAT, originally control the HVAC system controller of PSC motor, thermostat THERMOSTAT is to HVAC system controller input control signal, utilize multi-functional ECM motor straight to take over and change original PSC motor, described multi-functional ECM motor comprises motor 1 and electric machine controller 2, electric machine controller 2 comprises control box 21 and is arranged on the control circuit board 22 of control box 21 the insides, on control circuit board 22, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects 5 road gear input line (N1, N2, N3, N4, N5), gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, it also comprises the first interchange input lead N, second exchanges input lead L, one common lead COM, one ground lead E, the first wire jumper L1 and the second wire jumper L2, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the first wire jumper L1 and second exchanges input lead L and is connected, the second wire jumper L2 is connected with common lead COM, after being together in parallel, the second input of current sensing unit links together with common lead COM and the second wire jumper L2 respectively, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchange input lead N and ground lead E totally 7 lead-in wires be connected to HVAC system controller, the first wire jumper L1 and the second wire jumper L2 carry out wire jumper short circuit by connector, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical High Level AC Voltage, 5 road gear input line (N1, N2, N3, N4, N5) wherein one exchange input lead N with first and input as AC power, and connect into power unit, the second interchange input lead L and common lead COM are unsettled.Microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.Lead wire sheath 3 is installed on control box 21, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead N, ground lead E, the second interchange input lead L and common lead COM totally 9 lead-in wires 4 draw from lead wire sheath 3, jumper holders 5 is installed in lead wire sheath 3, in jumper holders 5 the insides, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper L1 and the second wire jumper L2 are electrically connected respectively, the first wire jumper L1 and the second wire jumper L2 disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
This HVAC system configuration is simple, and HVAC system can be replaced PSC motor with ECM motor of the present utility model and be installed easily simply, easy-to-connect, and without changing original HVAC system configuration, improvement cost is low, applied widely, and electrical efficiency is higher.
Embodiment tri-: as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Figure 11, the utility model is a kind of HVAC system, comprise thermostat THERMOSTAT, originally control the HVAC system controller of ECM motor, thermostat THERMOSTAT is to HVAC system controller input control signal, utilize multi-functional ECM motor straight to take over and change original ECM motor, described multi-functional ECM motor comprises motor 1 and electric machine controller 2, electric machine controller 2 comprises control box 21 and is arranged on the control circuit board 22 of control box 21 the insides, on control circuit board 22, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects 5 road gear input line (N1, N2, N3, N4, N5), gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, it also comprises the first interchange input lead N, second exchanges input lead L, one common lead COM, one ground lead E, the first wire jumper L1 and the second wire jumper L2, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the first wire jumper L1 and second exchanges input lead L and is connected, the second wire jumper L2 is connected with common lead COM, after being together in parallel, the second input of current sensing unit links together with common lead COM and the second wire jumper L2 respectively, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead N, ground lead E, the second interchange input lead L and common lead COM totally 9 lead-in wires are connected to HVAC system controller, the first wire jumper L1 and the second wire jumper L2 disconnect, first exchanges input lead N, second exchanges input lead L as external ac power source input and connects into power unit, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 24V low-voltage AC, common lead COM detects signal and outputs to HVAC system controller.Microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.Lead wire sheath 3 is installed on control box 21, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead N, ground lead E, the second interchange input lead L and common lead COM totally 9 lead-in wires 4 draw from lead wire sheath 3, jumper holders 4 is installed in lead wire sheath 3, in jumper holders 4 the insides, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper L1 and the second wire jumper L2 are electrically connected respectively, the first wire jumper L1 and the second wire jumper L2 disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
This HVAC system configuration is simple, and HVAC system can replace to exchange input as the ECM motor of gear signal with ECM motor of the present utility model, installs easily simple, easy-to-connect, without changing original HVAC system configuration, improvement cost is low, applied widely, electrical efficiency is higher.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited to this; other are any does not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitute, combination, simplify; be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (14)
1. a multi-functional ECM motor, comprise motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: compatible 24V low-voltage ac signal and 115V or the 230V high-voltage AC signal that detects some roads gear input line of current sensing unit.
2. a kind of multi-functional ECM motor according to claim 1, it is characterized in that: electric machine controller also comprises that the first interchange input lead (N), second exchanges input lead (L), a common lead (COM), a ground lead (E), the first wire jumper (L1) and the second wire jumper (L2), the first wire jumper (L1) and second exchanges input lead (L) and is connected, the second wire jumper (L2) is connected with common lead (COM), after the second input of current sensing unit is together in parallel, links together respectively with common lead (COM) and the second wire jumper (L2).
3. a kind of multi-functional ECM motor according to claim 2, is characterized in that: some roads gear input line refers to 5 road gear input lines (N1, N2, N3, N4, N5).
4. a kind of multi-functional ECM motor according to claim 3, it is characterized in that: in the time will replacing the PSC motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchange input lead (N) and ground lead (E) totally 7 lead-in wires be connected to device systems, the first wire jumper (L1) and the second wire jumper (L2) carry out wire jumper short circuit by connector, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 115V or 230V High Level AC Voltage, 5 road gear input line (N1, N2, N3, N4, N5) wherein one exchange input lead (N) with first and input as AC power, and connect into power unit, the second interchange input lead (L) and common lead (COM) are unsettled.
5. a kind of multi-functional ECM motor according to claim 3, it is characterized in that: in the time will replacing the ECM motor that on market, corresponding device systems is used, by 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead (N), ground lead (E), the second interchange input lead (L) and common lead (COM) totally 9 lead-in wires are connected to device systems, the first wire jumper (L1) and the second wire jumper (L2) disconnect, first exchanges input lead (N), second exchanges input lead (L) as external ac power source input and connects into power unit, 5 road gear input line (N1, N2, N3, N4, N5) wherein a road is logical 24V low-voltage AC and is composed of loop with common lead (COM).
6. according to a kind of multi-functional ECM motor described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and form communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
7. according to a kind of multi-functional ECM motor described in claim 3 or 4 or 5, it is characterized in that: lead wire sheath is installed on control box, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead (N), ground lead (E), the second interchange input lead (L) and common lead (COM) totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper (L1) and the second wire jumper (L2) are electrically connected respectively, the first wire jumper (L1) and the second wire jumper (L2) disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
8. according to a kind of multi-functional ECM motor described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the output of gear testing circuit is connected with microprocessor by filter circuit.
9. an application rights requires the HVAC system of any one the multi-functional ECM motor described in 1 to 8, comprise thermostat THERMOSTAT, originally control the HVAC system controller of PSC motor, thermostat THERMOSTAT is to HVAC system controller input control signal, it is characterized in that: utilize multi-functional ECM motor straight to take over and change original PSC motor, multi-functional ECM motor comprises motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: compatible 24V low-voltage ac signal and 115V or the 230V high-voltage AC signal that detects some roads gear input line of current sensing unit, electric machine controller also comprises the first interchange input lead (N), second exchanges input lead (L), one common lead (COM), one ground lead (E), the first wire jumper (L1) and the second wire jumper (L2), the first wire jumper (L1) and second exchanges input lead (L) and is connected, the second wire jumper (L2) is connected with common lead (COM), after being together in parallel, the second input of current sensing unit links together with common lead (COM) and the second wire jumper (L2) respectively, some roads gear input line is exchanged to input lead (N) with first and ground lead (E) is connected to HVAC system controller, the first wire jumper (L1) and the second wire jumper (L2) carry out wire jumper short circuit by connector, a some roads gear input line wherein road is logical 115V or 230V High Level AC Voltage, some roads gear input line wherein one exchange input lead (N) with first and input as AC power, and connect into power unit, the second interchange input lead (L) and common lead (COM) are unsettled.
10. a kind of HVAC system according to claim 9, is characterized in that: microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and forms communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
11. a kind of HVAC systems according to claim 10, it is characterized in that: some roads gear input line refers to 5 road gear input line (N1, N2, N3, N4, N5), lead wire sheath is installed on control box, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead (N), ground lead (E), the second interchange input lead (L) and common lead (COM) totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper (L1) and the second wire jumper (L2) are electrically connected respectively, the first wire jumper (L1) and the second wire jumper (L2) disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
12. 1 kinds of application rights require the HVAC system of any one the multi-functional ECM motor described in 1 to 8, comprise thermostat THERMOSTAT, originally control the HVAC system controller of ECM motor, thermostat THERMOSTAT is to HVAC system controller input control signal, it is characterized in that: utilize multi-functional ECM motor straight to take over and change original ECM motor, multi-functional ECM motor comprises motor and electric machine controller, electric machine controller comprises control box and is arranged on the control circuit board of control box the inside, on control circuit board, be integrated with microprocessor, inverter circuit, gear testing circuit and power unit, power unit connects external ac power source input, the output of power unit is each several part circuit supply, gear testing circuit connects some roads gear input line, gear input line only has a road chosen in conducting state, all the other each roads are chosen does not have electricity in off-state, gear testing circuit comprises some current sensing units, every road gear input line connects respectively the first input end of a current sensing unit, the output of current sensing unit connects the input of microprocessor, microprocessor is according to the operational factor that Ge road gear input line "on" position signal selection motor detected, and control motor by the operational factor operation of selecting, it is characterized in that: compatible 24V low-voltage ac signal and 115V or the 230V high-voltage AC signal that detects some roads gear input line of current sensing unit, electric machine controller also comprises the first interchange input lead (N), second exchanges input lead (L), one common lead (COM), one ground lead (E), the first wire jumper (L1) and the second wire jumper (L2), the first wire jumper (L1) and second exchanges input lead (L) and is connected, the second wire jumper (L2) is connected with common lead (COM), after being together in parallel, the second input of current sensing unit links together with common lead (COM) and the second wire jumper (L2) respectively, some roads gear input line is exchanged to input lead (N) with first, ground lead (E), the second interchange input lead (L) and common lead (COM) are connected to HVAC system controller, the first wire jumper (L1) and the second wire jumper (L2) disconnect, first exchanges input lead (N), second exchanges input lead (L) as external ac power source input and connects into power unit, a wherein road of some roads gear input line is logical 24V low-voltage AC and is composed of loop with common lead (COM).
13. a kind of HVAC systems according to claim 12, is characterized in that: microprocessor also connects a serial communication unit, and microprocessor externally establishes a communications link by serial communication unit, and form communication port; Described power unit comprises multiplication of voltage conversion equipment, by port plug terminal is set at power supply, connects or disconnects multiplication of voltage conversion equipment, makes the running status of multiplication of voltage conversion equipment in a multiplication of voltage or two multiplication of voltages; Microprocessor also arranges circuit and is connected with turning to, by port plug terminal is set connects or disconnects to turn to circuit be set turning to, turn to and circuit is set to microprocessor pipage control signal, microprocessor is controlled forward or the reversion operation of motor by inverter circuit.
14. a kind of HVAC systems according to claim 13, it is characterized in that: some roads gear input line refers to 5 road gear input line (N1, N2, N3, N4, N5), lead wire sheath is installed on control box, 5 road gear input line (N1, N2, N3, N4, N5) with the first exchanges input lead (N), ground lead (E), the second interchange input lead (L) and common lead (COM) totally 9 lead-in wires are drawn from lead wire sheath, jumper holders is installed in lead wire sheath, in jumper holders the inside, communication port is installed, power supply arranges port, turn to port and motor type selection port are set, communication port, power supply arranges port, turn to and port and motor type are set select port to be separately installed with splicing ear, the splicing ear of motor type selection port and the first wire jumper (L1) and the second wire jumper (L2) are electrically connected respectively, the first wire jumper (L1) and the second wire jumper (L2) disconnect by selecting port connector mounting to be electrically connected to or to extract connector to motor type.
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| CN201420074465.7U CN203774999U (en) | 2014-02-20 | 2014-02-20 | Multifunctional ECM (electronically commutated motor) and HVAC system applying same |
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| CN201420074465.7U CN203774999U (en) | 2014-02-20 | 2014-02-20 | Multifunctional ECM (electronically commutated motor) and HVAC system applying same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038496A (en) * | 2018-06-22 | 2018-12-18 | 珠海格力电器股份有限公司 | Double-fan linkage protection circuit and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038496A (en) * | 2018-06-22 | 2018-12-18 | 珠海格力电器股份有限公司 | Double-fan linkage protection circuit and method |
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