CN210137293U - Novel single-phase motor suitable for under voltage fluctuation great environment - Google Patents
Novel single-phase motor suitable for under voltage fluctuation great environment Download PDFInfo
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- CN210137293U CN210137293U CN201921044001.0U CN201921044001U CN210137293U CN 210137293 U CN210137293 U CN 210137293U CN 201921044001 U CN201921044001 U CN 201921044001U CN 210137293 U CN210137293 U CN 210137293U
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Abstract
The utility model discloses a novel single-phase motor suitable for the environment with large voltage fluctuation, which comprises a main winding; the selection switch is connected with the main winding, is configured to divide the coil of the main winding to form different winding schemes, and is provided with a selection end for switching the multiple winding schemes to enable the motor to operate under one of the winding schemes; and the voltage identifier is connected with the selection switch and is configured to output a control signal according to the identified environment voltage value, control the selection switch and select the winding scheme corresponding to the environment voltage value. The high-low voltage coil of the winding is switched by detecting the voltage in real time so as to adapt to the working environment, and the stability of the motor is ensured. Meanwhile, the ship-shaped reversing switch is utilized, and the reversing is more convenient by switching the wiring of the main winding and the auxiliary winding.
Description
Technical Field
The utility model relates to a motor field especially relates to a novel single phase motor suitable for under the great environment of voltage fluctuation.
Background
At present, only one winding scheme is available, and the stable use effect is difficult to be exerted in an unstable voltage environment. For example, the winding scheme involved accommodates 220V but in some places or situations only 190V, the operational effect of the machine in use is compromised. If the designed winding is 190V, the stable operation cannot be realized under the voltage of 220V.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a novel single phase motor suitable for under the great environment of voltage fluctuation, include:
a main winding;
the selection switch is connected with the main winding, is configured to divide the coil of the main winding to form different winding schemes, and is provided with a selection end for switching the multiple winding schemes to enable the motor to operate under one of the winding schemes;
and the voltage identifier is connected with the selection switch and is configured to output a control signal according to the identified environment voltage value, control the selection switch and select the winding scheme corresponding to the environment voltage value.
Preferably, the motor further includes:
a secondary winding;
and the ship-shaped reversing switch is connected with the secondary winding and is configured to switch the wiring of the main winding and the secondary winding and control the positive and negative rotation of the motor.
Preferably, the secondary winding is connected to the starting capacitor through a centrifugal switch.
Preferably, the motor further includes: a first relay; the power supply is used for controlling the on-off of the input power supply; and the monitoring device is used for monitoring the running state of the motor and controlling the first relay to be switched off when the running parameter is greater than a set value.
Preferably, the monitoring device adopts at least one of a thermal protector or a current transformer: and the thermal protector is fixed on the coil winding and controls the first relay to be switched off when the coil winding senses that the temperature of the coil is overhigh. And the current transformer is used for detecting the input current and controlling the first relay to be switched off when the current is greater than a preset value.
Preferably, the motor further includes: and the voltmeter is arranged at the input end and used for monitoring the input voltage in real time.
Preferably, the selection switch is a second relay configured to divide the main winding into a high-voltage coil and a low-voltage coil, receive an output signal of the voltage identifier, and switch the operating mode of the main winding.
The beneficial effects of the utility model reside in that: the scheme switches the high-low voltage coil of the winding by detecting the voltage in real time so as to adapt to the working environment, and the stability of the motor is ensured. Meanwhile, the ship-shaped reversing switch is utilized, and the reversing is more convenient by switching the wiring of the main winding and the auxiliary winding.
Drawings
Fig. 1 is an embodiment of the present solution.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
A novel single-phase motor suitable for the environment with large voltage fluctuation comprises: the selection switch is connected with the main winding, is configured to divide a coil of the main winding to form different winding schemes, and is provided with a selection end for switching the multiple winding schemes to enable the motor to operate under one of the winding schemes;
and the voltage identifier is connected with the selection switch and is configured to output a control signal according to the identified environment voltage value, control the selection switch and select the winding scheme corresponding to the environment voltage value.
As shown in fig. 1, the selection switch is a relay configured to divide the main winding into a high-voltage coil and a low-voltage coil, receive an output signal of the voltage identifier, and switch the operation mode of the main winding.
The high-voltage coil adapts to the environment of 190V-240V voltage, and the low-voltage coil adapts to the environment of 140V-190V voltage. And the second relay is connected with the end A or the end B according to the voltage identified by the voltage identifier, so that the winding scheme switching of the main winding is realized.
The motor is started through the auxiliary winding, the auxiliary winding is connected with a control capacitor bank in series, the control capacitor bank comprises an operation capacitor and a starting capacitor, the operation capacitor is connected with the starting capacitor in parallel, and the starting capacitor is also connected with an electronic centrifugal switch in series.
The motor is also provided with a ship-shaped reversing switch which is connected with the secondary winding and controls the positive and negative rotation of the motor by switching the wiring of the main winding and the secondary winding.
Preferably, the motor further includes: a first relay; the power supply is used for controlling the on-off of the input power supply; and the monitoring device is used for monitoring the running state of the motor and controlling the first relay to be switched off when the running parameter is greater than a set value.
Preferably, the monitoring device adopts at least one of a thermal protector or a current transformer: and the thermal protector is fixed on the coil winding and controls the first relay to be switched off when the coil winding senses that the temperature of the coil is overhigh. And the current transformer is used for detecting the input current and controlling the first relay to be switched off when the current is greater than a preset value.
Preferably, the motor further comprises a voltmeter arranged at the input end and used for monitoring the input voltage in real time.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (7)
1. A novel single-phase motor suitable for under the great environment of voltage fluctuation, its characterized in that includes:
a main winding;
the selection switch is connected with the main winding, is configured to divide the coil of the main winding to form a plurality of winding schemes, and is provided with a selection end for switching the plurality of winding schemes to enable the motor to operate under one of the winding schemes;
and the voltage identifier is connected with the selection switch and is configured to output a control signal according to the identified environment voltage value, control the selection switch and select the winding scheme corresponding to the environment voltage value.
2. The novel single-phase motor applicable to the environment with large voltage fluctuation according to claim 1, further comprising:
a secondary winding;
and the ship-shaped reversing switch is connected with the secondary winding and is configured to switch the wiring of the main winding and the secondary winding and control the positive and negative rotation of the motor.
3. The novel single-phase motor applicable to the environment with large voltage fluctuation as claimed in claim 2, wherein the secondary winding is connected with the starting capacitor through a centrifugal switch.
4. The novel single-phase motor applicable to the environment with large voltage fluctuation according to claim 1, further comprising:
a first relay; the power supply is used for controlling the on-off of the input power supply;
and the monitoring device is used for monitoring the running state of the motor and controlling the first relay to be switched off when the running parameter is greater than a set value.
5. The novel single-phase motor applicable to the environment with large voltage fluctuation according to claim 4, wherein the monitoring device adopts at least one of a thermal protector or a current transformer:
the thermal protector is fixed on the winding coil and controls the first relay to be switched off when the temperature of the coil is sensed to be higher than a preset value;
the current transformer is used for detecting input current and controlling the first relay to be switched off when the current is larger than a preset value.
6. The novel single-phase motor applicable to the environment with large voltage fluctuation according to claim 1, further comprising:
and the voltmeter is arranged at the input end and used for monitoring the input voltage in real time.
7. The new single-phase motor applicable to the environment with large voltage fluctuation as claimed in claim 1, wherein the selection switch is a second relay configured to divide the main winding into a high voltage coil and a low voltage coil, receive the output signal of the voltage identifier, and switch the operation mode of the main winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921044001.0U CN210137293U (en) | 2019-07-05 | 2019-07-05 | Novel single-phase motor suitable for under voltage fluctuation great environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921044001.0U CN210137293U (en) | 2019-07-05 | 2019-07-05 | Novel single-phase motor suitable for under voltage fluctuation great environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210137293U true CN210137293U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921044001.0U Active CN210137293U (en) | 2019-07-05 | 2019-07-05 | Novel single-phase motor suitable for under voltage fluctuation great environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210137293U (en) |
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2019
- 2019-07-05 CN CN201921044001.0U patent/CN210137293U/en active Active
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