CN108730549B - Gas valve capable of adjusting flow - Google Patents
Gas valve capable of adjusting flow Download PDFInfo
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- CN108730549B CN108730549B CN201810936414.3A CN201810936414A CN108730549B CN 108730549 B CN108730549 B CN 108730549B CN 201810936414 A CN201810936414 A CN 201810936414A CN 108730549 B CN108730549 B CN 108730549B
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- valve
- valve body
- gas
- air
- pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
Abstract
The invention discloses a gas valve capable of adjusting flow, which relates to the technical field of model tools and comprises the following components: the valve comprises a valve body, a valve core, an air inlet, an air outlet, a driving device and a controller; the air inlet and the air outlet are oppositely arranged on two sides of the valve body; the valve core is embedded in the valve body and is arranged into a pipeline in a cone frustum shape, a circle of vent holes with different sizes are arranged in the middle of the outer edge of the valve core and are respectively communicated with the air inlet and the air outlet, so that the air inlet can convey air into the valve body through the vent holes, and the air outlet can output the air out of the valve body through the vent holes; when the flow of the fuel gas flowing out is adjusted, the valve core can be rotated according to requirements, and the vent holes corresponding to the sizes correspond to the air inlet and the air outlet, so that a better flow adjusting effect is achieved, and the flow change in the flow adjusting process is ensured to be more gradual.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a gas valve capable of adjusting flow.
Background
The gas valve is applied to domestic gas-cooker, through knob gas valve in order to reach the effect of adjusting gas flow, but present gas valve when the regulation flow, be through the size of chooseing for use the solenoid valve to change the air inlet and the size of gas outlet in order to reach the regulation flow effect, the mode of this kind of flow control can make the unable accurate regulation of user when adjusting gas valve flow arrive suitable gas flow, simultaneously, the pressure value in the gas valve body is too big when can leading to flow control, lead to taking place danger such as gas leakage.
Disclosure of Invention
First, technical problem to be solved
Aiming at the defects in the prior art, the invention solves the problems of poor effect of regulating the flow of the gas valve and poor safety of the gas valve in the prior art.
Second, technical scheme
In order to solve the above technical problem, the present invention provides a gas valve capable of adjusting a flow rate, the gas valve capable of adjusting a flow rate comprising: the valve comprises a valve body, a valve core, an air inlet, an air outlet, a driving device and a controller;
the air inlet and the air outlet are oppositely arranged on two sides of the valve body;
the valve core is embedded in the valve body and is arranged into a pipeline in a cone frustum shape, a circle of vent holes with different sizes are arranged in the middle of the outer edge of the valve core and are respectively communicated with the air inlet and the air outlet, so that the air inlet can convey air into the valve body through the vent holes, and the air outlet can output the air out of the valve body through the vent holes; a sealing ring is arranged at the contact position of the valve core and the valve body and is used for preventing gas in the valve body from flowing at the contact position of the valve core and the sealing ring;
one end of the valve core is provided with a transmission disc; the transmission disc is fixedly connected with the driving device, and the driving device is used for driving the transmission disc to rotate so as to drive the valve core to rotate;
the controller is arranged outside the valve body and used for controlling the driving device to rotate.
Wherein, a fixed plate and a constant pressure plate are arranged in the valve body; the fixed plate is connected with the constant pressure plate in an abutting mode, the interior of the valve body is divided into a gas transmission part and a constant pressure part, and the valve core is located in the gas transmission part; the fixed plate is fixedly connected with the inner wall of the valve body; the constant pressure plate is hinged with the inner wall of the valve body; when the pressure of the gas transmission part reaches a threshold value, the constant pressure plate swings rightwards, so that the gas of the gas transmission part flows to the constant pressure part.
Wherein, the fixed plate left side is provided with pressure sensor, and pressure sensor is used for detecting the pressure of gas transmission portion to give the controller with pressure signal transmission, when the pressure of gas transmission portion reached the threshold value, the controller sent alarm signal.
Wherein, the valve body outside is provided with the discharge header, and the discharge header is used for discharging and collecting the gas of constant pressure portion.
Wherein, the valve body is provided with a water inlet and a water outlet; and a cooling device is arranged in the valve body, and two ends of the cooling device are respectively connected with the water inlet and the water outlet and used for cooling the gas of the constant pressure part.
Wherein, the water inlet is provided with an electromagnetic valve.
Wherein, the fixed plate right side is provided with temperature sensor, and temperature sensor is used for detecting the temperature of constant-pressure portion to give the controller with temperature signal transmission, when the temperature of constant-pressure portion reached the threshold value, the controller control solenoid valve was opened, makes the coolant liquid get into heat sink.
Wherein, the butt department of fixed plate and constant pressure board is provided with the sealing strip.
Third, beneficial effect
Compared with the prior art, the gas valve capable of adjusting the flow rate, provided by the invention, has the advantages that the valve core with different diameters is arranged, so that when the flow rate of gas flowing out is adjusted, the valve core can be rotated according to requirements, and the vent holes with corresponding sizes correspond to the gas inlet and the gas outlet, so that a better flow rate adjusting effect is achieved, and the flow rate change in the flow rate adjusting process is ensured to be more gradual; by arranging the constant pressure plate, when the internal pressure of the valve body is overhigh due to the adjustment of the gas outlet flow, the pressure in the valve body can be balanced through the constant pressure plate, so that the gas leakage of the gas valve is prevented, and the use safety of the gas valve is improved; through setting up cooling device for when the pressure in the balanced valve body, can be to the gaseous cooling that heaies up because of pressure variation, so as to prevent that the gas temperature in the valve body is too high and danger takes place, improved the safety in utilization of gas valve.
Drawings
FIG. 1 is a schematic diagram of an adjustable flow gas valve according to the present invention;
FIG. 2 is a schematic view of a valve cartridge of the adjustable flow gas valve of the present invention;
FIG. 3 is an enlarged view of portion A of the adjustable flow gas valve of the present invention;
in the figure: the device comprises a valve body 1, a gas outlet 2, a gas inlet 3, a valve core 4, a driving device 5, a gas collecting pipe 6, a sealing ring 7, a transmission plate 8, a controller 9, a pressure sensor 10, a fixing plate 11, a temperature sensor 12, a water outlet 13, a water inlet 14, an electromagnetic valve 15, a cooling device 16 and a constant pressure plate 17.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1, 2 and 3, includes: the device comprises a valve body 1, an air outlet 2, an air inlet 3, a valve core 4, a driving device 5, a gas collecting pipe 6, a sealing ring 7, a transmission plate 8, a controller 9, a pressure sensor 10, a fixing plate 11, a temperature sensor 12, a water outlet 13, a water inlet 14, an electromagnetic valve 15, a cooling device 16 and a constant pressure plate 17;
the air inlet 3 and the air outlet 2 are oppositely arranged on two sides of the valve body 1;
the valve core 4 is embedded in the valve body 1, the valve core 4 is arranged into a pipeline in the shape of a truncated cone, a circle of vent holes with different sizes are arranged in the middle of the outer edge of the valve core 4, and the vent holes are respectively communicated with the air inlet 3 and the air outlet 2, so that the air inlet 3 can convey air into the valve body 1 through the vent holes, and the air outlet 2 can output the air out of the valve body 1 through the vent holes; a sealing ring 7 is arranged at the contact position of the valve core 4 and the valve body 1, and the sealing ring 7 is used for preventing gas in the valve body 1 from flowing at the contact position of the valve core 4 and the sealing ring 7;
one end of the valve core 4 is provided with a transmission disc 8; the transmission disc 8 is fixedly connected with the driving device 5, and the driving device 5 is used for driving the transmission disc 8 to rotate so as to drive the valve core 4 to rotate; when the flow of the fuel gas flowing out is adjusted, the valve core can be rotated according to requirements, and the vent holes corresponding to the sizes correspond to the air inlet and the air outlet, so that a better flow adjusting effect is achieved, and the flow change in the flow adjusting process is ensured to be more gradual.
The controller 9 is arranged outside the valve body 1, and the controller 9 is used for controlling the driving device 5 to rotate.
A fixed plate 11 and a constant pressure plate 17 are arranged in the valve body 1; the fixed plate 11 is abutted with the constant pressure plate 17 to divide the interior of the valve body 1 into an air transmission part and a constant pressure part, and the valve core 4 is positioned at the air transmission part; the fixed plate 11 is fixedly connected with the inner wall of the valve body 1; the constant pressure plate 17 is hinged with the inner wall of the valve body 1; when the pressure of the gas transmission part reaches a threshold value, the constant pressure plate 17 swings rightwards, so that the gas of the gas transmission part flows to the constant pressure part; when the internal pressure of the valve body is too high due to the adjustment of the air outlet flow, the pressure in the valve body can be balanced through the constant pressure plate, so that the air leakage of the gas valve is prevented, and the use safety of the gas valve is improved.
The left side of the fixing plate 11 is provided with a pressure sensor 10, the pressure sensor 10 is used for detecting the pressure of the gas transmission part and transmitting a pressure signal to the controller 9, and when the pressure of the gas transmission part reaches a threshold value, the controller 9 sends out an alarm signal.
And a gas collecting pipe 6 is arranged outside the valve body 1, and the gas collecting pipe 6 is used for discharging and collecting gas of the constant-pressure part.
The valve body 1 is provided with a water inlet 14 and a water outlet 13; a temperature reduction device 16 is arranged in the valve body 1, and two ends of the temperature reduction device 16 are respectively connected with the water inlet 14 and the water outlet 13 and used for reducing the temperature of the gas of the constant pressure part; the water inlet 14 is provided with an electromagnetic valve 15.
A temperature sensor 12 is arranged on the right side of the fixing plate 11, the temperature sensor 12 is used for detecting the temperature of the constant-pressure part and transmitting a temperature signal to the controller 9, and when the temperature of the constant-pressure part reaches a threshold value, the controller 9 controls the electromagnetic valve 15 to be opened, so that the cooling liquid enters the cooling device 16; when the pressure in the valve body is balanced, the gas heated due to pressure change can be cooled, so that danger caused by overhigh temperature of the gas in the valve body is prevented, and the use safety of the gas valve is improved.
Wherein, the joint of the fixed plate 11 and the constant pressure plate 17 is provided with a sealing strip.
When the gas valve provided by the invention is used:
a gas source at the gas inlet 3 is connected;
the knob on the gas stove is rotated to send a corresponding flow signal to the controller 9, and the controller 9 controls the driving device 5 to rotate according to the received flow signal, so that the corresponding vent hole on the valve core 4 is aligned with the gas inlet 3 and the gas outlet 2, and the gas flow is adjusted;
when the pressure in the valve body 1 reaches a threshold value, the controller 9 controls the buzzer to give an alarm, and the constant pressure plate 17 swings rightwards, so that the fuel gas flows into the constant pressure part and flows into the fuel gas recovery device along the gas collecting pipe 6;
when the temperature of the gas in the constant pressure part 17 reaches a threshold value, the controller 9 controls the cooling device 16 to cool the gas in the constant pressure part;
when the gas valve is stopped, the gas source at the gas inlet 3 is cut off, and then the valve core 4 is controlled to rotate to the position without the vent hole to correspond to the gas inlet 3 and the gas outlet 2, so that the gas valve is closed.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. An adjustable flow gas valve, comprising: the valve comprises a valve body (1), a valve core (4), an air inlet (3), an air outlet (2), a driving device (5) and a controller (9);
the air inlet (3) and the air outlet (2) are oppositely arranged on two sides of the valve body (1);
the valve core (4) is embedded in the valve body (1), the valve core (4) is arranged into a pipeline in a cone frustum shape, a circle of vent holes with different sizes are formed in the middle of the outer edge of the valve core (4), and the vent holes are respectively communicated with the air inlet (3) and the air outlet (2), so that the air inlet (3) can convey air into the valve body (1) through the vent holes, and the air outlet (2) can output the air to the outside of the valve body (1) through the vent holes; a sealing ring (7) is arranged at the contact position of the valve core (4) and the valve body (1), and the sealing ring (7) is used for preventing gas in the valve body (1) from flowing at the contact position of the valve core (4) and the sealing ring (7);
one end of the valve core (4) is provided with a transmission disc (8); the transmission disc (8) is fixedly connected with the driving device (5), and the driving device (5) is used for driving the transmission disc (8) to rotate so as to drive the valve core (4) to rotate;
the controller (9) is arranged outside the valve body (1), and the controller (9) is used for controlling the driving device (5) to rotate;
a fixed plate (11) and a constant pressure plate (17) are arranged in the valve body (1); the fixed plate (11) is abutted against the constant pressure plate (17), the interior of the valve body (1) is divided into an air transmission part and a constant pressure part, and the valve core (4) is positioned in the air transmission part; the fixed plate (11) is fixedly connected with the inner wall of the valve body (1); the constant pressure plate (17) is hinged with the inner wall of the valve body (1); when the pressure of the gas transmission part reaches a threshold value, the constant pressure plate (17) swings rightwards, so that the gas of the gas transmission part flows to the constant pressure part;
a water inlet (14) and a water outlet (13) are arranged on the valve body (1); a cooling device (16) is arranged in the valve body (1), and two ends of the cooling device (16) are respectively connected with the water inlet (14) and the water outlet (13) and used for cooling the gas of the constant pressure part.
2. An adjustable flow gas valve as claimed in claim 1, wherein: the gas transmission device is characterized in that a pressure sensor (10) is arranged on the left side of the fixing plate (11), the pressure sensor (10) is used for detecting the pressure of the gas transmission part and transmitting a pressure signal to the controller (9), and when the pressure of the gas transmission part reaches a threshold value, the controller (9) sends an alarm signal.
3. An adjustable flow gas valve as claimed in claim 2, wherein: and a gas collecting pipe (6) is arranged outside the valve body (1), and the gas collecting pipe (6) is used for discharging and collecting the gas of the constant-pressure part.
4. An adjustable flow gas valve as claimed in claim 1, wherein: an electromagnetic valve (15) is arranged on the water inlet (14).
5. An adjustable flow gas valve as claimed in claim 4, wherein: the temperature sensor (12) is arranged on the right side of the fixing plate (11), the temperature sensor (12) is used for detecting the temperature of the constant-pressure part and transmitting a temperature signal to the controller (9), and when the temperature of the constant-pressure part reaches a threshold value, the controller (9) controls the electromagnetic valve (15) to be opened, so that cooling liquid enters the cooling device (16).
6. An adjustable flow gas valve as claimed in claim 1, wherein: and sealing strips are arranged at the joint of the fixed plate (11) and the constant pressure plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810936414.3A CN108730549B (en) | 2018-08-16 | 2018-08-16 | Gas valve capable of adjusting flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810936414.3A CN108730549B (en) | 2018-08-16 | 2018-08-16 | Gas valve capable of adjusting flow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108730549A CN108730549A (en) | 2018-11-02 |
| CN108730549B true CN108730549B (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810936414.3A Active CN108730549B (en) | 2018-08-16 | 2018-08-16 | Gas valve capable of adjusting flow |
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| CN (1) | CN108730549B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110574608A (en) * | 2019-07-08 | 2019-12-17 | 合肥启迪农业发展有限公司 | Sterilization case that agricultural technology research was used |
| CN110274064A (en) * | 2019-07-24 | 2019-09-24 | 浙江世亚燃气阀门有限公司 | A kind of novel gas pipeline self-closing valve |
| CN112539294B (en) * | 2021-01-26 | 2024-01-23 | 罗邦琴 | Gas flow control valve |
| CN113074273B (en) * | 2021-04-24 | 2023-06-06 | 精工阀门集团有限公司 | Steam regulating valve capable of being automatically closed |
Citations (2)
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|---|---|---|---|---|
| CN101413601A (en) * | 2008-10-27 | 2009-04-22 | 丁文芳 | Energy-saving environment protection type combustible gas intelligent safety valve |
| CN204004539U (en) * | 2014-08-04 | 2014-12-10 | 王克安 | Intelligent gas-burning stove air inlet, the straight-through motor valve of giving vent to anger |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB685080A (en) * | 1950-07-14 | 1952-12-31 | Kidde Walter Co Ltd | Improvements relating to non-return valves |
| US4823828A (en) * | 1987-05-28 | 1989-04-25 | Mcginnis Gerald E | Pressure relief valve |
| CN203670858U (en) * | 2013-12-27 | 2014-06-25 | 浙江新涛电子机械股份有限公司 | Gas stove plug valve with horizontally-arranged valve rod |
| CN103883779B (en) * | 2014-03-22 | 2016-05-25 | 广东长青（集团）股份有限公司 | A kind of gas valve with Flow-rate adjustment |
| CN203868383U (en) * | 2014-05-12 | 2014-10-08 | 广东长青（集团）股份有限公司 | Fuel gas plug valve |
| CN105673877B (en) * | 2016-02-22 | 2018-06-29 | 上海麦源实业有限公司 | A kind of gas valve of the double gas shift functions of band for oven |
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2018
- 2018-08-16 CN CN201810936414.3A patent/CN108730549B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413601A (en) * | 2008-10-27 | 2009-04-22 | 丁文芳 | Energy-saving environment protection type combustible gas intelligent safety valve |
| CN204004539U (en) * | 2014-08-04 | 2014-12-10 | 王克安 | Intelligent gas-burning stove air inlet, the straight-through motor valve of giving vent to anger |
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| CN108730549A (en) | 2018-11-02 |
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Effective date of registration: 20200302 Address after: 315202 No. 73, three District, LAN Tang Village, Baima Town, Pujiang, Jinhua, Zhejiang. Applicant after: Jia Jianzheng Address before: 315040 Ningbo high tech Zone, Zhejiang, and Mei Cheng Plaza, 17. Applicant before: Ningbo hi tech Zone HUYUN Electronic Technology Co., Ltd. |
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Effective date of registration: 20211119 Address after: 311400 Xinguan village, Dayuan Town, Fuyang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Zhenda Metal Technology Co.,Ltd. Address before: 315202 No. 73, Lantang Village, Baima Town, Pujiang County, Jinhua City, Zhejiang Province Applicant before: Jia Jianzheng |
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