CN219268655U - Motor operating temperature heating protection system - Google Patents
Motor operating temperature heating protection system Download PDFInfo
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- CN219268655U CN219268655U CN202320169402.9U CN202320169402U CN219268655U CN 219268655 U CN219268655 U CN 219268655U CN 202320169402 U CN202320169402 U CN 202320169402U CN 219268655 U CN219268655 U CN 219268655U
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- motor
- fan
- thermoelectric generation
- pwm controller
- protection system
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Abstract
The utility model provides a motor running temperature heating protection system, which comprises a motor, wherein a temperature detection sensor for detecting the temperature of a motor winding is arranged in the motor, a thermoelectric generation sheet is also arranged in the motor, a fan and a resistance heating wire are also arranged in the motor, the fan and the resistance heating wire are electrically connected with a PWM controller through wires, the PWM controller is electrically connected with the temperature detection sensor and a storage battery through wires, and the storage battery is electrically connected with the thermoelectric generation sheet through wires. According to the utility model, the fan and the resistance heating wire are respectively arranged in the motor shell, so that the phenomenon of condensation of the motor is avoided by conveying hot air in the motor in a motor stop state, and the waste heat utilization of heat generated by the motor winding when the motor runs is realized by arranging the thermoelectric generation sheets, so that the aim of saving energy is fulfilled.
Description
Technical Field
The utility model relates to the technical field of electric actuators, in particular to a motor running temperature heating protection system.
Background
The electric actuator is an instrument applied to various industrial automation process control links. The electric actuator has the characteristics of safety guarantee, protection device, various speeds, corrosion resistance, rust resistance, intelligent numerical control and the like.
In the prior art, when the electric actuator is operated, a motor of a power unit on the electric actuator is electrically connected with an external power supply, then a worm gear is driven to rotate through the operation of the motor, and then an output shaft is driven to operate to control a control terminal to operate.
Disclosure of Invention
The present utility model aims to provide a motor operating temperature heating protection system that overcomes or at least partially solves the above-mentioned problems.
In order to achieve the above purpose, the technical scheme of the utility model is specifically realized as follows:
the utility model provides a motor running temperature heating protection system, which comprises a motor, wherein a temperature detection sensor for detecting the temperature of a motor winding is arranged in the motor, a thermoelectric generation sheet is also arranged in the motor, a thermoelectric pole face of the thermoelectric generation sheet is close to the motor winding and is fixedly connected with the inside of a motor shell, a radiating sheet is connected with the outer side of the motor and is connected with a cold electrode face of the thermoelectric generation sheet, a fan and a resistance heating wire are also arranged in the motor, the fan and the resistance heating wire are electrically connected with a PWM controller through wires, the PWM controller is electrically connected with the temperature detection sensor and a storage battery through wires, and the storage battery is electrically connected with the thermoelectric generation sheet through wires.
As a further scheme of the utility model, the PWM controller and the storage battery are arranged outside the motor and are fixedly connected with the motor through bolts.
As a further scheme of the utility model, the PWM controller is electrically connected with the kick device through a wire, and the kick device is electrically connected with the motor through a wire.
As a further scheme of the utility model, the resistance heating wire is arranged at the air outlet of the fan, the resistance heating wire is fixed in the insulation net cover, the insulation net cover is fixedly connected with the fan through screws, the fan is fixed in the motor, and the air outlet of the fan faces the motor winding.
As a further scheme of the utility model, a heat pipe is inserted on the motor, one end of the heat pipe is connected with the cold electrode surface of the thermoelectric generation sheet, and the other end of the heat pipe is fixedly connected with the cooling sheet.
The utility model provides a motor running temperature heating protection system, which has the beneficial effects that: through set up fan and resistance heating wire respectively in motor housing's inside, realized under the motor stopped state, through carrying hot-blast at motor inside, avoided the motor to appear the condensation condition, through setting up thermoelectric generation piece moreover, then realized when the motor operates, carry out waste heat utilization to the heat that the motor winding produced, realized energy-conserving purpose.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a functional block diagram of the present utility model.
In the figure: 1. a temperature detection sensor; 2. a PWM controller; 3. a kicker; 4. a motor; 5. a fan; 6. a resistance heating wire; 7. a storage battery; 8. thermoelectric generation piece; 9. a heat sink.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1, the operation temperature heating protection system for a motor 4 provided by the embodiment of the utility model comprises a motor 4, wherein a temperature detection sensor 1 for detecting the temperature of a motor winding is arranged in the motor 4, a thermoelectric generation sheet 8 is further arranged in the motor 4, the thermoelectric pole face of the thermoelectric generation sheet 8 is close to the motor winding and is fixedly connected with the inside of a motor 4 shell, a cooling fin 9 is connected to the outer side of the motor 4, the cooling fin 9 is connected with the cold electrode face of the thermoelectric generation sheet 8, a fan 5 and a resistance heating wire 6 are further arranged in the motor 4, the fan 5 and the resistance heating wire 6 are electrically connected with a PWM controller 2 through wires, the PWM controller 2 is electrically connected with the temperature detection sensor 1 and a storage battery 7 through wires, and the storage battery 7 is electrically connected with the thermoelectric generation sheet 8 through wires.
The PWM controller 2 and the storage battery 7 are arranged outside the motor 4 and are fixedly connected with the motor 4 through bolts.
The PWM controller 2 is electrically connected to the kicker 3 through a wire, and the kicker 3 is electrically connected to the motor 4 through a wire.
The resistance heating wire 6 is arranged at the air outlet of the fan 5, the resistance heating wire 6 is fixed in the insulation net cover, the insulation net cover is fixedly connected with the fan 5 through screws, the fan 5 is fixed inside the motor 4, and the air outlet of the fan faces the motor winding.
The motor 4 is inserted with a heat pipe, one end of the heat pipe is connected with the cold electrode surface of the thermoelectric generation sheet 8, and the other end of the heat pipe is fixedly connected with the cooling sheet 9.
In the use process of the utility model, the fan 5 and the resistance heating wire 6 are connected together, the fan 5 is fixed in the shell of the motor 4, the air outlet of the fan 5 faces the motor winding, meanwhile, the thermoelectric generation sheet 8 is fixedly arranged in the shell of the motor 4, the thermoelectric pole face of the thermoelectric generation sheet 8 is close to the motor winding, the thermoelectric generation sheet 8 is connected with the cooling fin 9 through the heat pipe, then the PWM controller 2 and the storage battery 7 are fixed on the outer side of the motor 4, and the PWM controller 2, the storage battery 7, the thermoelectric generation sheet 8, the fan 5 and the resistance heating wire 6 are electrically connected with each other through the lead.
The motor 4 is electrically connected with an external power supply through a power cable, temperature interval values a-b and a < b are set in the PWM controller 2, a temperature value c and b < c are set on the kicker 3, the temperature detection sensor 1 operates and detects the temperature of a motor winding in the motor 4, then a detection signal is transmitted to the PWM controller 2, the PWM controller 2 receives the detection signal and converts the detection signal into codes, the detected temperature value is compared with the set temperature interval value, if the detected temperature value is between the temperature interval values a-b, the thermoelectric generation chip 8 generates electricity according to the temperature difference generated between the motor winding and the outside of the motor 4, the generated electricity is transmitted to the storage battery 7 for storage, and the PWM controller 2 controls the fan 5 and the resistance heating wire 6 not to operate at the moment; if the detected temperature value is greater than the temperature interval value b, the thermoelectric generation sheet 8 generates power by means of the temperature difference generated between the motor winding and the outside of the motor 4, and sends the generated electric quantity into the storage battery 7 for storage, meanwhile, the storage battery 7 supplies power for the fan 5 and the resistance heating wire 6 through the charge-discharge circuit, and at the moment, the PWM controller 2 controls the fan 5 to operate and radiates heat to the motor winding inside the motor 4; if the detected temperature value is smaller than the temperature interval value a, at the moment, the temperature inside the motor 4 is similar to the temperature outside the motor 4, the thermoelectric generation sheet 8 cannot generate electricity, at the moment, the electric quantity stored in the storage battery 7 supplies power for the fan 5 and the resistance heating wire 6, at the moment, the PWM controller 2 controls the fan 5 and the resistance heating wire 6 to operate, the fan 5 operates to blow air, and the resistance heating wire 6 operates to heat the air, so that the inside of the motor 4 is heated; if the detected temperature value is higher than the set temperature value c, the jump device 3 is disconnected at the moment, and the motor 4 stops running; if the detected temperature value is lower than the set temperature value c, the kicker 3 is closed, and the motor 4 is restarted.
When the motor 4 is in a power-on and stop state, the temperature detection sensor 1 and the PWM controller 2 are powered by an external power supply, and at the moment, the temperature detection sensor 1 and the PWM controller 2 heat and protect the running temperature of the motor 4 in real time according to the steps.
When the motor 4 is in the completely off-state, the temperature detection sensor 1 and the PWM controller 2 are not operated at this time, and after the motor 4 is turned on again to the power supply circuit, the temperature detection sensor 1 and the PWM controller 2 are operated again.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (5)
1. The utility model provides a motor operating temperature heating protection system, includes motor (4), its characterized in that, inside temperature detection sensor (1) that detects motor winding temperature that is provided with of motor (4), and still be provided with thermoelectric generation piece (8) in the inside of motor (4), and thermoelectric generation piece (8) thermoelectric pole face be close to motor winding to with motor (4) casing inside fixed connection, the outside of motor (4) is connected with fin (9), and fin (9) are connected with thermoelectric generation piece (8) cold electrode face, motor (4) inside still is provided with fan (5) and resistance heater strip (6), and fan (5) and resistance heater strip (6) pass through wire and PWM controller (2) electric connection, PWM controller (2) pass through the wire respectively with temperature detection sensor (1) and battery (7) electric connection, battery (7) pass through wire and thermoelectric generation piece (8) electric connection.
2. The motor operating temperature heating protection system according to claim 1, wherein the PWM controller (2) and the battery (7) are both disposed outside the motor (4) and fixedly connected to the motor (4) by bolts.
3. The motor operating temperature heating protection system according to claim 2, wherein the PWM controller (2) is electrically connected to the kicker (3) through a wire, and the kicker (3) is electrically connected to the motor (4) through a wire.
4. The motor running temperature heating protection system according to claim 1, wherein the resistance heating wire (6) is arranged at an air outlet of the fan (5), the resistance heating wire (6) is fixed in the insulation net cover, the insulation net cover is fixedly connected with the fan (5) through screws, the fan (5) is fixed inside the motor (4), and the air outlet of the fan faces the motor winding.
5. The motor operation temperature heating protection system according to claim 1, wherein a heat pipe is inserted on the motor (4), one end of the heat pipe is connected with a cold electrode surface of the thermoelectric generation sheet (8), and the other end of the heat pipe is fixedly connected with the cooling sheet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169402.9U CN219268655U (en) | 2023-02-09 | 2023-02-09 | Motor operating temperature heating protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169402.9U CN219268655U (en) | 2023-02-09 | 2023-02-09 | Motor operating temperature heating protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219268655U true CN219268655U (en) | 2023-06-27 |
Family
ID=86854596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320169402.9U Active CN219268655U (en) | 2023-02-09 | 2023-02-09 | Motor operating temperature heating protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219268655U (en) |
-
2023
- 2023-02-09 CN CN202320169402.9U patent/CN219268655U/en active Active
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