CN212155973U - Electric actuator with anti-freezing function - Google Patents
Electric actuator with anti-freezing function Download PDFInfo
- Publication number
- CN212155973U CN212155973U CN201921391710.6U CN201921391710U CN212155973U CN 212155973 U CN212155973 U CN 212155973U CN 201921391710 U CN201921391710 U CN 201921391710U CN 212155973 U CN212155973 U CN 212155973U
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- electric actuator
- valve
- temperature detector
- temperature
- shell
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Abstract
The utility model relates to an electric actuator technical field, concretely relates to electric actuator of function prevents frostbite in area, its structure includes the shell, locate the electric actuator who is connected with the power in the shell, electric actuator is including the circuit control panel that is used for detecting the interior fluid temperature's of valve that flows through the frostproofing thermodetector and is connected with frostproofing thermodetector, circuit control panel is connected with the motor, this motor is connected with the valve regulation pole that opens or close of the valve that is used for adjusting valve body, this electric actuator can start or close the valve according to fluid temperature, and this electric actuator has simple structure, the advantage that degree of automation is high.
Description
Technical Field
The utility model relates to an electric actuator technical field, concretely relates to electric actuator of function prevents frostbite in area.
Background
The electric actuator is a control system for controlling the opening or closing of the valve, the electric actuator has a wide application range, can control various valves to be used, when the valve is closed, fluid in the valve and the pipeline does not flow, and when the environmental temperature is 0 ℃ in winter, the fluid in the valve and the pipeline begins to freeze, so that the problems of freezing and breaking the valve, the pipeline and equipment can be caused. In the prior art, the electric actuator is not automatically controlled to open the valve according to the low temperature of the fluid, so that the control function of the electric actuator needs to be improved, and when the temperature detector detects the low temperature of the fluid, the electric actuator automatically starts to open the valve to enable the fluid in the valve and the pipeline to flow so as to prevent the fluid from freezing.
SUMMERY OF THE UTILITY MODEL
There is above-mentioned technical problem to prior art, the utility model provides a take electric actuator of function of preventing frostbite, this electric actuator can start or close the valve according to fluid temperature, and this electric actuator has simple structure, advantage that degree of automation is high.
In order to achieve the above object, the utility model provides a following technical scheme:
the electric actuator comprises a shell, an electric actuator arranged in the shell and connected with a power supply, wherein the electric actuator comprises an anti-freezing temperature detector and a circuit control board, the anti-freezing temperature detector is used for detecting the temperature of fluid flowing through the valve body, the circuit control board is connected with a motor, the motor is connected with a valve adjusting rod used for adjusting the opening or closing of a valve of the valve body, when the anti-freezing temperature detector detects that the temperature of the fluid is lower than a set anti-freezing starting temperature, the circuit board controls the motor to be opened, the motor drives the valve adjusting rod to open the valve so as to enable the fluid flowing through the valve body to flow, when the anti-freezing temperature detector detects that the temperature of the fluid flowing through the valve body rises to the set anti-freezing exit temperature, the circuit board controls the motor to be closed, the motor drives the valve adjusting rod, stopping the flow of fluid through the valve body.
Wherein, be provided with display screen, operation pilot lamp, setting button on the shell.
The temperature detector is an external temperature detector, and the external temperature detector is arranged on the outer side of the shell.
Wherein, the temperature detector is a built-in temperature detector which is arranged in the valve body.
Wherein, the shell is also connected with a communication interface.
Wherein, the communication interface is one of a 485 communication interface or a passive communication interface.
The electric actuator is connected with a power supply by adopting a multi-core wire.
The shell is further provided with a thread nut, and the electric actuator is fixed on the valve through the thread nut.
The valve adjusting rod is linked with a valve rod of the valve so as to control the opening or closing of the valve.
The utility model has the advantages that:
the temperature detector of the electric actuator detects the temperature of fluid, the processor calculates and controls the opening or closing of the motor in the electric actuator according to the temperature detected by the temperature detector, the motor drives the valve adjusting rod, and the valve is adjusted by the valve adjusting rod to open or close.
Drawings
Fig. 1 is a schematic structural view of an electric actuator with an anti-freezing function according to the present invention;
fig. 2 is the structural schematic diagram of the electric actuator with the anti-freezing function and the working state of the valve of the present invention.
Reference numerals:
a housing 1; an electric actuator 2; a temperature detector 3; a valve adjusting rod 4; a display screen 5; an operation indicator lamp 6; a key 7; a communication interface 8; a multi-core wire 9; a threaded nut 10; a valve stem 11; a valve body 12.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and accompanying drawings.
Example 1.
The electric actuator with the anti-freezing function in the embodiment is shown in fig. 1 and fig. 2, and comprises a housing 1, wherein the housing 1 is the housing 1 of the electric actuator, the housing 1 is provided with a parameter display screen 5, an operation indicator lamp 6 and a key 7, and the parameter display screen 5, the operation indicator lamp 6 and the key 2 are respectively used for parameter display, parameter setting and operation state indication. As shown in fig. 1 and 2, the valve adjusting rod 3 is connected to a motor and a valve rod 11, and the valve adjusting rod 3 is controlled by the motor to adjust the valve rod 11, thereby controlling the opening or closing of the valve. Wherein, adopt the thread nut 4 to be connected with 11 threads of valve body, play electric actuator 2 and 12 connection fixings of valve body. The anti-freezing temperature detector 3 on the electric actuator 2 is used for detecting the temperature of fluid flowing through the valve body, during actual work, the anti-freezing temperature detector 3 detects the temperature of the fluid, the temperature signal is transmitted to the electric control board, the electric control board controls the motor according to the temperature value, the motor controls the valve adjusting rod 4, the valve adjusting rod 4 adjusts the valve rod 11, when the temperature of the fluid is too low, the electric control board in the electric actuator 2 controls the working state of the motor, thereby controlling the opening or closing state of the valve body 12, especially when the temperature is too low, the valve body 12 is opened, and further the frozen fluid flows away. For example: when the anti-freezing temperature detector 5 detects 6 degrees of anti-freezing temperature (the anti-freezing temperature range can be adjusted to be 0-10 degrees), the electric actuator controls and starts to open the valve. When the anti-freezing detector detects that the anti-freezing temperature is higher than the set anti-freezing temperature plus 3 degrees of anti-freezing return difference (the range of the anti-freezing return difference temperature can be adjusted to be 1-10 degrees), the electric actuator controls to close the valve. The multi-core wire 6 is used for connecting the electric actuator with a power supply. The communication interface 7 is used for signal feedback and communication.
In this embodiment, the housing 1 is a cube or a cylinder.
In this embodiment, the anti-freezing temperature detector 3 is an external temperature detector or an internal temperature detector, and as shown in fig. 1, the external temperature detector is disposed outside the casing 1, so as to directly detect the temperature of the fluid in the pipeline; the built-in temperature detector is provided inside the valve body 12 so that the temperature of the fluid inside the valve body 12 can be directly detected.
In this embodiment, as shown in fig. 1, the housing 1 is further connected to a communication interface 8. The communication interface 8 is one of a 485 communication interface, an active communication interface or a passive communication interface to facilitate receiving signals.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides an electric actuator of function prevents frostbite in area which characterized by: comprises a shell, an electric actuator arranged in the shell and connected with a power supply, wherein the electric actuator comprises an anti-freezing temperature detector for detecting the temperature of fluid flowing through a valve body and a circuit control board connected with the anti-freezing temperature detector, the circuit control board is connected with a motor, the motor is connected with a valve adjusting rod for adjusting the opening or closing of a valve of the valve body, when the anti-freezing temperature detector detects that the temperature of the fluid is lower than the set anti-freezing starting temperature, the circuit board controls the motor to be started, the motor drives the valve adjusting rod to open the valve, so that fluid flowing through the valve body flows, when the antifreeze temperature detector detects that the temperature of the fluid flowing through the valve body rises to the set antifreeze exit temperature, the circuit board controls the motor to be closed, and the motor drives the valve adjusting rod to close the valve, so that the fluid flowing through the valve body stops.
2. The electric actuator with the antifreezing function as defined in claim 1, wherein: the shell is provided with a display screen, an operation indicator light and a set key.
3. The electric actuator with the antifreezing function as defined in claim 1, wherein: the temperature detector is an external temperature detector, and the external temperature detector is arranged on the outer side of the shell.
4. The electric actuator with the antifreezing function as defined in claim 1, wherein: the temperature detector is a built-in temperature detector which is arranged inside the valve body.
5. The electric actuator with the antifreezing function as defined in claim 1, wherein: the shell is also connected with a communication interface.
6. The electric actuator with the antifreezing function as defined in claim 5, wherein: the communication interface is one of a 485 communication interface or a passive communication interface.
7. The electric actuator with the antifreezing function as defined in claim 1, wherein: the electric actuator is connected with a power supply by adopting a multi-core wire.
8. The electric actuator with the antifreezing function as defined in claim 1, wherein: the shell is also provided with a thread nut, and the electric actuator is fixed on the valve through the thread nut.
9. The electric actuator with the antifreezing function as defined in claim 8, wherein: the valve adjusting rod is linked with a valve rod of the valve so as to control the opening or closing of the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391710.6U CN212155973U (en) | 2019-08-26 | 2019-08-26 | Electric actuator with anti-freezing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391710.6U CN212155973U (en) | 2019-08-26 | 2019-08-26 | Electric actuator with anti-freezing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212155973U true CN212155973U (en) | 2020-12-15 |
Family
ID=73703655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921391710.6U Expired - Fee Related CN212155973U (en) | 2019-08-26 | 2019-08-26 | Electric actuator with anti-freezing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212155973U (en) |
-
2019
- 2019-08-26 CN CN201921391710.6U patent/CN212155973U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20210826 |
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| CF01 | Termination of patent right due to non-payment of annual fee |