CN216643184U - Electric fireproof check valve - Google Patents
Electric fireproof check valve Download PDFInfo
- Publication number
- CN216643184U CN216643184U CN202120628510.9U CN202120628510U CN216643184U CN 216643184 U CN216643184 U CN 216643184U CN 202120628510 U CN202120628510 U CN 202120628510U CN 216643184 U CN216643184 U CN 216643184U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve plate
- controller
- check valve
- electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides an electric fireproof check valve which comprises a valve body, a valve plate assembly, a temperature sensor and a controller, wherein the valve plate assembly is arranged in the valve body; the temperature sensor is arranged on the valve body; the controller is electrically connected with the valve plate assembly and the temperature sensor, the temperature sensor detects the temperature a, when the temperature a is larger than or equal to 152 degrees, the controller controls the valve plate assembly to be closed, when the valve plate assembly is completely closed, the controller cuts off signal output, the controller is prevented from being damaged by heating, the valve plate assembly is prevented from being opened again due to misjudgment, and therefore the fire prevention reliability is improved.
Description
Technical Field
The utility model relates to the field of kitchen appliances, in particular to an electric fireproof check valve.
Background
The current kitchen smoke outlet of multi-storey houses is equipped with a mechanical fireproof check valve. With the improvement of life quality and the popularization of intelligent products, it is a future development direction to improve the performance and quality of the fire damper and realize intellectualization. The mechanical fireproof check valve widely used at present cannot realize intelligent linkage with the range hood, does not have the fireproof early warning function, and the opening angle of the valve plate is not controllable; the non-return function mainly depends on the self gravity of the valve plate and the acting force of the spring, and the self gravity of the valve plate and the acting force of the spring just form the resistance to the smoke discharge of the range hood; therefore, the sealing performance is good when the effect that smoke is not discharged is achieved, the gravity of the valve plate or the acting force of the spring is increased, the gravity is increased or the acting force of the spring is increased, the smoke discharging resistance is reduced, the sealing performance is improved, and the reliability of the fireproof check valve is poor.
SUMMERY OF THE UTILITY MODEL
In view of the problems in the prior art, an object of the present invention is to provide an electric fire-proof check valve to improve the reliability of fire-proof.
The utility model provides an electric fireproof check valve which comprises a valve body, a valve plate assembly, a temperature sensor and a controller, wherein the valve plate assembly is arranged in the valve body; the temperature sensor is arranged on the valve body; the controller is electrically connected with the valve plate assembly and the temperature sensor, the temperature sensor detects the temperature a, when the temperature a is larger than or equal to 152 degrees, the controller controls the valve plate assembly to be closed, and when the valve plate assembly is completely closed, the controller cuts off signal output.
Further, be provided with the electricity storage module in the controller, when the fire prevention check valve outage, the controller passes through the closing of electricity storage module control valve plate subassembly.
Further, be provided with wireless communication module in the controller, the fire prevention check valve passes through wireless communication module and lampblack absorber communication linkage.
Furthermore, the electric fireproof check valve also comprises an alarm device, when the angle a is larger than or equal to 152 degrees, the temperature sensor sends a fire signal to the controller, and the controller controls the alarm device to give an alarm.
Furthermore, the valve plate assembly comprises a valve plate and a motor, and one end of the valve plate is rotatably connected with the valve body; the motor is arranged in the valve body and is electrically connected with the controller; and the motor drives the valve piece to close and open through the connecting rod assembly.
Furthermore, the connecting rod assembly comprises a swing rod and a sliding groove rod, and one end of the swing rod is connected with the motor; the sliding groove rod is fixedly arranged on the valve plate, and the other end of the swing rod is arranged in the sliding groove of the sliding groove rod.
Further, the valve plate assembly further comprises a valve plate support, the valve plate support is arranged at one end, connected with the valve body in a rotating mode, of the valve plate, and the valve plate is connected with the valve body in a rotating mode through the valve plate support.
Furthermore, the valve plate assembly also comprises a sealing ring sleeve, and the position of the valve plate, which is contacted with the valve body, is sleeved with the sealing ring sleeve.
Furthermore, the fireproof check valve further comprises an aviation connector, wherein a connecting wire of the temperature sensor and the valve plate assembly is connected into the aviation connector, and the aviation connector is electrically connected with the controller.
Further, the controller comprises a box body, an electric control board and a control line, wherein the electric control board is arranged in the box body; one end of the control wire is electrically connected with the electric control plate, and the other end of the control wire extends out of the box body and is in butt joint with the aviation connector.
Furthermore, the controller also comprises a power plug and a power socket, the power plug is arranged on the box body, and the power plug is used for connecting an external power supply; the power socket is arranged on the box body and is electrically connected with the power plug, and the power plug is used for connecting the range hood.
The electric fireproof check valve has the following technical effects:
the fire-proof check valve is realized in an electric mode, the opening angle of the valve plate is better controlled, when a fire occurs, the temperature detected by the temperature sensor exceeds 152 degrees, the valve plate assembly is controlled to be closed by the controller, when the valve plate assembly is completely closed, the controller cuts off signal output, the controller is prevented from being damaged by heating, the condition that the valve plate assembly is opened again due to misjudgment is avoided, and therefore fire-proof reliability is improved.
Second, be provided with the accumulate module in the controller, when the fire prevention check valve outage, the controller can be closed through accumulate module control valve block subassembly, can close the valve block subassembly when the proruption has a power failure, guarantees still to play the fire prevention separation effect during the power failure.
And thirdly, a wireless communication module is arranged in the controller, and the fireproof check valve is in communication linkage with the range hood through the wireless communication module, so that the angle of the valve plate assembly to be opened can be more accurately controlled.
Fourthly, when the temperature that the temperature sensor detected surpassed 152 degrees, the temperature sensor sent the condition of a fire signal to the controller, and the controller control alarm device sends out the police dispatch newspaper, can play the early warning effect.
And fifthly, the motor drives the swing rod to swing around the motor shaft, one end of the swing rod slides in a chute in the chute rod, and the chute rod is fixedly connected with the valve block so as to drive the valve block to rotate and open. The motor drives the connecting rod assembly to control the valve plate to be closed and opened, and the opening angle of the valve plate can be accurately controlled.
Drawings
FIG. 1 is a perspective view of an electrically actuated fire check valve of the present invention;
FIG. 2 is a schematic cross-sectional view taken at perspective A of FIG. 1;
FIG. 3 is a perspective view of the controller;
10. a valve body; 11. a housing; 12. a valve core; 13. a snap ring; 14. mounting a coaming plate; 15. a lower coaming plate; 16. a guard plate; 17. a base; 20. a valve plate assembly; 21. a valve plate; 22. a motor; 23. a connecting rod assembly; 231. a swing rod; 232. a chute bar; 24. a valve plate bracket; 25. a sealing collar; 30. a temperature sensor; 40. a controller; 41. a box body; 42. an electric control board; 43. a control line; 44. a power plug; 45. a power outlet; 50. an aviation connector.
Detailed Description
To clearly illustrate the idea of the present invention, the present invention is described below with reference to examples.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution of the present invention is described clearly and completely below with reference to the drawings in the examples of the present invention, and it is obvious that the described examples are only a part of examples of the present invention, and not all examples. All other embodiments obtained by a person skilled in the art based on examples of the present invention without inventive step shall fall within the scope of protection of the present invention.
In the description of the present embodiments, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The utility model provides an electric fireproof check valve, which is used for improving the reliability of fire prevention.
As shown in fig. 1 to 3, the electric fire-proof check valve of the present invention includes a valve body 10, a valve plate assembly 20, a temperature sensor 30, and a controller 40, wherein the valve plate assembly 20 is disposed in the valve body 10; the temperature sensor 30 is arranged on the valve body 10; the controller 40 is electrically connected with the valve plate assembly 20 and the temperature sensor 30, the temperature sensor 30 detects the temperature a, when the temperature a is larger than or equal to 152 degrees, the controller 40 controls the valve plate assembly 20 to be closed, and when the valve plate assembly 20 is completely closed, the controller 40 cuts off signal output.
In this embodiment, the fire prevention check valve adopts electronic mode to realize, and valve block 21 opening angle is better controlled, and when the condition of a fire takes place, the temperature that the temperature sensor detected surpassed 152, and controller 40 control valve block subassembly 20 is closed, and when valve block subassembly 20 was complete closed, controller 40 cut off signal output prevented that controller 40 from being heated and damaging, the condition of valve block subassembly 20 is opened again to the erroneous judgement appears to improve fire prevention reliability.
In this embodiment, an electricity storage module is provided in the controller 40, and when the fire-proof check valve is powered off, the controller 40 controls the valve sheet assembly 20 to close through the electricity storage module. The valve plate assembly 20 can be closed during sudden power failure, and the fireproof and blocking effects are still achieved during the power failure.
In this embodiment, be provided with wireless communication module in the controller 40, the fire prevention check valve passes through wireless communication module and lampblack absorber communication linkage. Therefore, the opening angle of the valve plate assembly can be controlled more accurately.
In this embodiment, the electric fireproof check valve further comprises an alarm device, when a is larger than or equal to 152 degrees, the temperature sensor 30 sends a fire signal to the controller 40, and the controller 40 controls the alarm device to give an alarm. Can play the early warning role.
As shown in fig. 1 and 2, the valve body 10 in the present embodiment includes a housing 11, a valve element 12 is disposed in the housing 11, and the valve element 12 is connected to the housing 11 by a screw. The top wall of the housing 11 is provided with a snap ring 13, and the base 17 is connected to the housing 11 through the snap ring 13. The upper enclosing plate 14 and the lower enclosing plate 15 are connected with the valve core 12 in a welding mode, an installation plate is fixed between the upper enclosing plate 14 and the lower enclosing plate 15 through screws, the protecting plate 16 is connected with the installation plate through screws, and the temperature sensor 30 is connected with the protecting plate 16 through screws.
As shown in fig. 1 and 2, the valve sheet assembly 20 includes a valve sheet 21, a motor 22, and a connecting rod assembly 23, wherein one end of the valve sheet 21 is rotatably connected to the valve body 10; the motor 22 is arranged in the valve body 10, and the motor 22 is electrically connected with the controller 40; the motor 22 drives the valve sheet 21 to close and open through the link assembly 23. In this embodiment, the motor 22 is a speed reduction motor, and the directions of arrows in fig. 2 are opening and closing directions of the valve sheet 21. The motor 22 drives the connecting rod assembly 23 to control the valve plate 21 to be closed and opened, and the opening angle of the valve plate 21 can be accurately controlled.
Specifically, the link assembly 23 includes a swing rod 231 and a chute rod 232, and one end of the swing rod 231 is connected with the motor 22; the chute rod 232 is fixedly arranged on the valve plate 21, and the other end of the swing rod 231 is arranged in the chute of the chute rod 232. In this embodiment, the motor 22 drives the swing rod 231 to swing around the motor shaft, one end of the swing rod 231 slides in the chute rod 232, the chute rod 232 is fixedly connected with the valve plate 21, so as to drive the valve plate 21 to rotate and open, and the rotation angle of the valve plate 21 can be indirectly controlled by controlling the rotation angle of the motor 22.
As shown in FIG. 1 and FIG. 2, valve sheet assembly 20 further includes a valve sheet support 24, valve sheet support 24 is disposed at one end of valve sheet 21 rotatably connected to valve body 10, and valve sheet 21 is rotatably connected to valve body 10 through valve sheet support 24. Valve block assembly 20 still includes sealed snare 25, and valve block 21 has nested sealed snare 25 in the position of contacting with valve body 10, and the leakproofness of valve block 21 can further be improved to the position of nesting sealed snare 25, and in this embodiment, valve body 10 includes shell 11, is provided with case 12 in the shell 11, and case 12 passes through the screw to be connected with shell 11, and valve block 21 and case 12 laminating are sealed.
As shown in FIG. 1, the fireproof check valve further comprises an aviation connector 50, wherein the connection line of the temperature sensor 30 and the valve plate assembly 20 is connected into the aviation connector 50, and the aviation connector 50 is electrically connected with the controller 40. In this embodiment, as shown in fig. 3, the controller 40 includes a box 41, an electric control board 42, and a control line 43, where the electric control board 42 is disposed in the box 41; one end of the control wire 43 is electrically connected with the electronic control board 42, and the other end of the control wire 43 extends out of the box body 41 and is butted with the aviation connector 50, in this embodiment, the electronic control board 42 is fixed in the box body 41 through screws.
As shown in fig. 3, the controller 40 further includes a power plug 44 and a power socket 45, the power plug 44 is disposed on the box body 41, and the power plug 44 is used for connecting an external power supply; the power socket 45 is disposed on the box body 41, the power socket 45 is electrically connected to the power plug 44, and the power plug 44 is used for connecting the range hood. In this embodiment, the power plug 44, the power socket 45, and the control wire 43 are fixed in the box 41 via a snap ring and are respectively plugged into the electronic control board 42.
The working principle is as follows:
when the range hood is started to work, the electric control board 42 detects the working current of the range hood, determines that the range hood works, and then sends an instruction to control the motor 22 to operate, the motor 22 operates to drive the swing rod 231 to rotate through the output shaft, the swing rod 231 rotates to drive the valve plate 21 to rotate through the sliding groove rod 232, and therefore the valve plate 21 is opened. On the contrary, when the range hood stops working, the electronic control board 42 detects that the range hood stops working, determines that the range hood stops working, and then sends an instruction to control the motor 22 to operate, thereby closing the valve plate 21. In addition, the electric control board 42 is provided with a wireless communication module, which can realize communication linkage with the central range hood host, and when the host sends an instruction, the electric control board 42 can also control the motor 22 to operate according to the host instruction, so that the valve plate 21 is opened to a required angle.
When a fire occurs and the temperature sensor 30 detects that the temperature reaches the temperature of more than or equal to 152 ℃, the electric control board 42 receives a fire signal fed back by the temperature sensor 30 and judges that the fire occurs, then sends an instruction to enable the alarm buzzer to continuously alarm, and simultaneously sends an instruction to control the motor 22 to operate and close the valve plate 21, and after the electric control board 42 receives feedback information that the valve plate 21 is closed in place, the electric control board 42 sends an instruction to cut off the signal power supply output of the control line 43, so that the electric control board 42 is prevented from being damaged by heat and sends an error instruction to reopen the valve plate 21, and finally, the effects of reliable fire prevention and early warning are achieved.
In addition, the electric control board 42 is provided with an electricity storage module, when the valve plate 21 is in an open state and suddenly encounters a power failure, the electric control board 42 detects the sudden power failure, and the electric quantity in the electricity storage module on the electric control board 42 is started to drive the motor 22 to operate so as to close the valve plate 21, so that the valve plate 21 is in a closed state during the power failure, and the phenomenon that the valve plate cannot play a fireproof blocking role due to sudden fire during the power failure is prevented.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not intended to be limiting. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model, and these changes and modifications are to be considered as within the scope of the utility model.
Claims (11)
1. An electric fire-resistant check valve, comprising:
a valve body (10);
the valve plate assembly (20), the valve plate assembly (20) is arranged in the valve body (10);
a temperature sensor (30), wherein the temperature sensor (30) is arranged on the valve body (10);
the controller (40), the controller (40) with valve block subassembly (20) with temperature sensor (30) electricity is connected, temperature sensor (30) detect the temperature and be a, when a is more than or equal to 152 degrees, the controller (40) control valve block subassembly (20) are closed, when valve block subassembly (20) are complete closed, the controller (40) cut off signal output.
2. The electric fire prevention check valve of claim 1, wherein an electricity storage module is provided in the controller (40), and when the fire prevention check valve is de-energized, the controller (40) controls the valve plate assembly (20) to close through the electricity storage module.
3. The electric fireproof check valve according to claim 1, wherein a wireless communication module is arranged in the controller (40), and the fireproof check valve is linked with a range hood through the wireless communication module.
4. The electric fire prevention check valve of claim 1, further comprising an alarm device, wherein when a is equal to or greater than 152 °, the temperature sensor (30) sends a fire signal to the controller (40), and the controller (40) controls the alarm device to give an alarm.
5. An electrically operated fire check valve according to claim 1, characterized in that the valve plate assembly (20) comprises:
the valve plate (21), one end of the valve plate (21) is rotationally connected with the valve body (10);
the motor (22), the motor (22) is arranged in the valve body (10), and the motor (22) is electrically connected with the controller (40);
the motor (22) drives the valve plate (21) to close and open through the connecting rod assembly (23).
6. The electric fire protection check valve according to claim 5, characterized in that said connecting-rod assembly (23) comprises:
one end of the swing rod (231) is connected with the motor (22);
the valve plate is characterized by comprising a sliding groove rod (232), the sliding groove rod (232) is fixedly arranged on the valve plate (21), and the other end of the swing rod (231) is arranged in a sliding groove of the sliding groove rod (232).
7. The electric fireproof check valve of claim 5, wherein the valve plate assembly (20) further comprises a valve plate support (24), the valve plate support (24) is arranged at one end of the valve plate (21) rotatably connected with the valve body (10), and the valve plate (21) is rotatably connected with the valve body (10) through the valve plate support (24).
8. The electric fireproof check valve of claim 5, wherein the valve plate assembly (20) further comprises a sealing ring sleeve (25), and the valve plate (21) is sleeved with the sealing ring sleeve (25) at a position contacting with the valve body (10).
9. The electric fire protection check valve according to any one of claims 1 to 8, further comprising an aviation connector (50), wherein a connection line of the temperature sensor (30) and the valve plate assembly (20) is connected into the aviation connector (50), and the aviation connector (50) is electrically connected with the controller (40).
10. The electric fire prevention check valve of claim 9 wherein the controller (40) comprises:
a case (41);
the electric control board (42), the said electric control board (42) is set up in the said box (41);
and one end of the control wire (43) is electrically connected with the electric control board (42), and the other end of the control wire (43) extends out of the box body (41) and is butted with the aviation connector (50).
11. The motorized fire protection check valve of claim 10, wherein the controller (40) further comprises:
the power plug (44), the power plug (44) is arranged on the box body (41), and the power plug (44) is used for connecting an external power supply;
power socket (45), power socket (45) set up in on box body (41), power socket (45) with power plug (44) electricity is connected, power plug (44) are used for connecting the range hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120628510.9U CN216643184U (en) | 2021-03-29 | 2021-03-29 | Electric fireproof check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120628510.9U CN216643184U (en) | 2021-03-29 | 2021-03-29 | Electric fireproof check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216643184U true CN216643184U (en) | 2022-05-31 |
Family
ID=81722584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120628510.9U Active CN216643184U (en) | 2021-03-29 | 2021-03-29 | Electric fireproof check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216643184U (en) |
-
2021
- 2021-03-29 CN CN202120628510.9U patent/CN216643184U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216643184U (en) | Electric fireproof check valve | |
| CN111555404B (en) | Can dispel heat and fill electric pile and prevent spontaneous combustion device | |
| CN204961968U (en) | Intelligence remote control gas closing device | |
| CN111211495A (en) | High energy-saving electrical switch cabinet | |
| CN211188914U (en) | High security intelligent control platform | |
| CN108643743A (en) | The fire control smoke exhausting window system of one kind of multiple opening ways | |
| CN215293772U (en) | Fireproof check valve device | |
| CN215351671U (en) | Intelligent power monitoring device | |
| CN113418039A (en) | Fireproof check valve and kitchen smoke exhausting equipment | |
| CN210423893U (en) | Control system of gas valve | |
| CN215293771U (en) | Fireproof check valve assembly | |
| CN210920312U (en) | Heating device for a rail vehicle valve | |
| CN209132622U (en) | A kind of alarm type intelligent switch | |
| CN212277111U (en) | Circuit breaker for preventing and controlling extreme environment risk | |
| CN208782343U (en) | A kind of safe fan housing of interim cooling system of high-current switch | |
| CN215721059U (en) | Novel electromagnetic pressure relief device | |
| CN111236788A (en) | Safe type domestic natural gas intelligent monitoring alarm device | |
| CN212338917U (en) | Gas cuts off protection device and gas equipment | |
| CN217955214U (en) | Electrical fire monitoring device with protective structure | |
| CN213017982U (en) | Safety valve with mechanical energy storage structure | |
| CN210240581U (en) | Adjustable automatic rotary smoke exhaust valve | |
| CN210806530U (en) | Self-matching heat dissipation device of distribution box | |
| CN218122485U (en) | Control circuit for air fryer and air fryer | |
| CN115492986B (en) | Flue check valve based on internet of things | |
| CN209469841U (en) | A kind of intelligence fireproof kitchen-toilet check-valves |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |