CN114352772A - Gas regulating valve - Google Patents
Gas regulating valve Download PDFInfo
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- CN114352772A CN114352772A CN202210035906.1A CN202210035906A CN114352772A CN 114352772 A CN114352772 A CN 114352772A CN 202210035906 A CN202210035906 A CN 202210035906A CN 114352772 A CN114352772 A CN 114352772A
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- 230000005540 biological transmission Effects 0.000 description 6
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- 230000007246 mechanism Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000012771 pancakes Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A gas regulating valve comprises a valve body and a valve core, wherein a central gas outlet part comprises an inner radial gas outlet, an inner arc gas guide groove and an inner small gas outlet, and the inner arc gas guide groove is communicated with the inner radial gas outlet; the inner small air outlet hole is spaced from the inner arc-shaped air guide groove; the outer ring air outlet hole part comprises an upper outer ring air outlet hole part and a lower outer ring air outlet hole, the central air outlet hole part is matched with the inner ring air outlet pipe, and the upper outer ring air outlet hole and the lower outer ring air outlet hole are matched with the outer ring air outlet pipe; the valve core rotates, and the inner ring air outlet pipe conduction section, the inner ring air outlet pipe and the outer ring air outlet pipe are all conducted and are suddenly risen to a maximum air volume section, a stable period section, an air volume slow descending section, an inner ring air outlet pipe, an outer ring air outlet pipe minimum air volume section and an inner ring air outlet pipe minimum air volume section. The ignition device has the characteristics of short time to large fire section after ignition, small gradient in the process of small air quantity of the large and small sections of inward air outlet pipes and the outer ring air outlet pipes, and convenient operation and use.
Description
Technical Field
The invention relates to a control valve of a gas cooker, in particular to a gas regulating valve.
Background
In the prior art, chinese patent 201720299735.8 discloses a rotationally driven gas regulating valve, which includes a valve body, a valve cover, a valve rod, a valve core, a push rod, a return spring, an electromagnetic valve core assembly and a transmission mechanism, wherein an included angle between an inner ring gas outlet pipe and an outer ring gas outlet pipe is an acute angle, and an axis of an electromagnetic valve seat is perpendicular to an axis of the outer ring gas outlet pipe; the transmission mechanism comprises a rotating shaft, an angular driving part and a transmission rod, the angular driving part comprises a seat plate and a driving plate, the upper end of the seat plate is fixedly connected with the rotating shaft, and the transmission rod is fixedly connected with the seat plate; the bottom cover body comprises a cover plate and two frame plates, the cover plate seals the lower opening of the accommodating cavity, the upper ends of the frame plates are attached to the top plate of the accommodating cavity, and the rotating shaft is kept in the rotating groove; the lower extreme and the drive plate cooperation of ejector pin, transfer line and solenoid valve core subassembly cooperation. There are problems in that: when the ignition device is used, the inner ring air outlet pipe is firstly conducted and ignited, then the outer ring air outlet pipe is conducted and enters the big fire adjusting section, then the big fire adjusting section enters the small fire section conducted by the inner air outlet pipe, and the gradient from the big fire adjusting section to the small fire adjusting section is large; the small fire section of the inner air outlet pipe can not be entered by the small fire section of the inner air outlet pipe at the same time with the outer air outlet pipe. The graph of the gas amount is shown in fig. 19.
Chinese patent 201822183291.9, an indexing kitchen range gas valve, includes valve body, valve bonnet, bottom cover, valve core, valve stem, ejector pin, pressure spring, lever drive spare, electromagnetic valve core assembly, microswitch and switch seat board, the valve body includes the valve core cavity, locates at the transmission air inlet cavity of the lower end of valve core cavity, central air outlet duct, outer ring air outlet duct communicated with valve core cavity, electromagnetic valve base communicated with transmission air inlet cavity and air inlet interface communicated with electromagnetic valve base there are valve stem channels and radial seats set on the circumferential wall board of valve bonnet on the roof of the said valve bonnet, the bottom end of the valve stem channel has guiding counter bores; the upper end of the valve rod penetrates through the U-arc hole of the supporting plate, the spring and the U-arc hole in the dividing plate, the clamp spring is embedded with the clamping groove, and the valve rod supporting plate is arranged at the lower part of the U-arc part; the horizontal spring is arranged in the containing cavity, the ball body is matched with the horizontal spring, the adjusting seat is screwed with the internal threaded hole in the radial seat, the ball body is matched with the dividing plate, and the clamp spring is matched with the guide counter bore. The graph of the gas amount is shown in fig. 19. There are problems in that: although the air volume is adjusted, the air volume cannot be adjusted, the air volume is simultaneously increased by the inner air outlet pipe and the outer air outlet pipe, and then the air volume is decreased by the inner air outlet pipe.
Disclosure of Invention
The purpose of the invention is: the gas regulating valve has the features of small angle of the large fire section, small gradient from the large fire section to the small fire section, and simultaneous small fire of the inner fire and the outer fire.
The invention is realized by the following steps: the utility model provides a gas regulating valve, includes valve body and case, the valve body include the case chamber, with inner ring outlet duct and outer loop outlet duct of case chamber intercommunication, the case includes holding chamber, under shed's lower chamber of admitting air and establishes center air outlet portion and the outer loop air outlet portion in the chamber of admitting air down, its special character lies in: the central air outlet part comprises an inner radial air outlet, an inner arc-shaped air guide groove and an inner small-air-quantity air outlet, and the inner arc-shaped air guide groove is communicated with the inner radial air outlet; the inner small air outlet hole is spaced from the inner arc-shaped air guide groove;
the outer ring air outlet hole part comprises an upper outer ring air outlet hole part and a lower outer ring air outlet hole,
the upper outer ring air outlet part comprises an upper radial air outlet, an upper air guide groove and an upper small air outlet, the upper air guide groove is communicated with the upper small air outlet,
the lower outer ring air outlet hole part comprises a lower radial air outlet hole, a lower air guide groove and a lower blind hole, and the lower radial air outlet hole, the lower air guide groove and the lower blind hole are communicated in sequence;
the central air outlet hole part is matched with the inner ring air outlet pipe, and the upper outer ring air outlet hole and the lower outer ring air outlet hole are matched with the outer ring air outlet pipe; the valve core rotates, and the inner ring air outlet pipe conduction section, the inner ring air outlet pipe and the outer ring air outlet pipe are all conducted and are suddenly risen to a maximum air volume section, a stable period section, an air volume slow descending section, an inner ring air outlet pipe, an outer ring air outlet pipe minimum air volume section and an inner ring air outlet pipe minimum air volume section.
The gas regulating valve is characterized in that: the central angle alpha of the inner radial air outlet hole and the inner arc-shaped air guide groove is more than 180 degrees or equal to 180 degrees,
the central angle beta of the lower radial air outlet hole, the lower air guide groove and the lower blind hole is less than 180 degrees,
the central angle gamma of the upper air guide groove and the upper small air outlet is less than 90 degrees or equal to 90 degrees,
the upper radial air outlet hole and the lower radial air outlet hole are on the same straight line.
The gas regulating valve is characterized in that: the inner small air quantity air outlet holes and the upper small air quantity air outlet holes are staggered.
The gas regulating valve is characterized in that: the inner small air outlet hole comprises a large circular counter bore positioned on the radial outer side and an air guide hole positioned on the radial inner side.
The gas regulating valve is characterized in that: and the included angle between the inner ring air outlet pipe and the outer ring air outlet pipe is 90 degrees.
The gas regulating valve is characterized in that: and an included angle between the inner ring air outlet pipe and the outer ring air outlet pipe is 45 degrees.
The invention relates to a gas regulating valve which has the characteristics of short time from ignition to a big fire section and small gradient in the process of small gas quantity from a big section to an inner gas outlet pipe and a small section to an outer gas outlet pipe, and is convenient to operate and use.
Drawings
Fig. 1 is an exploded perspective view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a view a-a of fig. 2.
Fig. 4 is a view B-B of fig. 3.
Fig. 5 is a view C-C of fig. 3.
Fig. 6 is a view from D-D of fig. 3.
Fig. 7 is an enlarged view of the valve cartridge of fig. 4.
Fig. 8 is an enlarged view of the valve cartridge of fig. 5.
Fig. 9 is an enlarged view of the valve cartridge of fig. 6.
Fig. 10 is an overlay of a cross-sectional view of the valve cartridge of the present invention.
Fig. 11 is one of perspective views of the valve cartridge of the present invention.
Fig. 12 is a second perspective view of the valve cartridge of the present invention.
Fig. 13 is a top view of a second embodiment of the present invention.
Fig. 14 is one of cross-sectional views of a valve cartridge according to a second embodiment of the present invention.
Fig. 15 is a second sectional view of the valve body according to the second embodiment of the present invention.
Fig. 16 is a third sectional view of a valve body according to a second embodiment of the present invention.
FIG. 17 is a graph of the inner and outer annular air flow rates of the present invention.
Fig. 18 is a graph of the external airflow rate of the present invention.
FIG. 19 is a graph of gas flow rate in the prior art.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, 2 and 3, a gas regulating valve comprises a valve body 1, a valve core 2, a valve cover 3 and a valve rod 4, wherein the valve body 1 comprises a valve core cavity 1A, an inner ring air outlet pipe 1B and an outer ring air outlet pipe 1C which are communicated with the valve core cavity, the valve core 2 comprises an upper accommodating cavity 2A, a lower open lower air inlet cavity 2B, and a central air outlet hole part and an outer ring air outlet hole part which are arranged in the lower air inlet cavity; as in chinese patent 201822183291.9, an indexing stove gas valve; chinese patent 201720299735.8, a rotary drive gas regulating valve; the description in the detailed description.
As shown in fig. 6 and 9, the central air outlet part comprises an inner radial air outlet 51, an inner arc-shaped air guide groove 52 and an inner small air outlet 53, and the inner arc-shaped air guide groove 52 is communicated with the inner radial air outlet 52; the inner small air outlet 53 and the inner arc air guide groove 52 have a distance, namely, a circle center angle of the distance; the inner small air outlet 53 comprises a large circular counter bore 531 positioned on the radial outer side and a small-diameter air guide hole 532 positioned on the radial inner side, and by adopting the structure, the area of an air outlet end is enlarged, and when the valve core 2 rotates, the central angle of air outlet by large air quantity and small air quantity are enlarged, so that the small air quantity of the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C and the small air quantity of the inner ring air outlet pipe 1B are realized.
The outer ring outlet hole portion includes an upper outer ring outlet hole portion 61 and a lower outer ring outlet hole portion 62,
as shown in fig. 4 and 7, the upper outer ring air outlet portion 61 includes an upper radial air outlet hole 611, an upper air guide groove 612 and an upper small air outlet hole 613, the upper air guide groove 612 is communicated with the upper small air outlet hole 613, the upper small air outlet hole 613 includes a large circular air inlet hole 6131 located on the radial outer side and a small diameter air outlet hole 6132 located on the radial inner side, and the large circular air inlet hole 6131 is communicated with the upper air guide groove 612;
as shown in fig. 5 and 8, the lower outer ring air outlet portion 62 includes a lower radial air outlet hole 621, a lower air guide groove 622 and a lower blind hole 623, and the lower radial air outlet hole 621, the lower air guide groove 622 and the lower blind hole 623 are sequentially communicated; the lower air guide groove 622 is involute;
the central air outlet hole part is matched with the inner ring air outlet pipe 1B, and the upper outer ring air outlet hole 61 and the lower outer ring air outlet hole 62 are matched with the outer ring air outlet pipe 1C; the valve core 2 rotates, the conducting section of the inner ring air outlet pipe 1B is ignited, the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C are conducted and are suddenly risen to a maximum air volume section, a stable period section, an air volume slow descending section, a minimum air volume section of the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C, and a minimum air volume section of the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C;
after the valve core rotates anticlockwise by 20 degrees as shown in fig. 6, the inner ring air outlet pipe 1B is conducted, and as shown in fig. 5, the valve core rotates anticlockwise by 60-90 degrees and the outer ring air outlet pipe is conducted;
as shown in fig. 17 and 18, by adopting the design, the inner ring water outlet pipe is quickly discharged and ignited, the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C are both conducted and suddenly risen to a large air volume section and a stable period section, the maximum air volume is realized, and stir-frying is carried out; the gas quantity slowly descending section is convenient for controlling the gas quantity, and the gas quantity gradually descending section is entered from the large fire section with large gas quantity, so that cooking of different foods is realized; the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C are small in air quantity, and the inner ring fire and the outer ring fire are simultaneously burnt by the small air quantity, so that the pot bottom is uniformly heated, and the pot is suitable for pancake baking and frying; the inner ring air outlet pipe 1B is small in air quantity, so that slow stewing with small fire is realized. Realizing multiple functions.
As shown in fig. 9, the central angle a of the inner radial gas outlet 51 and the inner arc gas guiding groove 52 is greater than 180 degrees, or equal to 180 degrees, or less than an obtuse angle of 180 degrees,
as shown in fig. 8, the central angle β of the lower radial outlet hole 621, the lower air guide groove 622 and the lower blind hole 623 is less than 180 degrees, such as 140, 150 and 160 degrees.
The central angle gamma of the upper air guide groove and the upper small air outlet is less than 90 degrees or equal to 90 degrees,
the upper radial outlet holes 611 and the lower radial outlet holes 622 are aligned. The lower air guide groove 622 and the lower blind hole 623 supply air to the upper air guide groove 612 and the upper small air outlet 613.
As shown in fig. 10, the inner small gas outlet 53, the upper small gas outlet 613 and the upper gas guiding groove 612 are staggered, that is, there are opposite positions and also staggered positions, so as to realize the minimum amount of the inner ring outlet pipe and the outer ring outlet pipe, and then realize the minimum amount of the inner ring outlet pipe.
And the included angle between the inner ring air outlet pipe 1B and the outer ring air outlet pipe 1C is 90 degrees.
Example 2
As shown in fig. 13 and 14, the included angle between the inner ring outlet pipe and the outer ring outlet pipe is 45 degrees.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a gas regulating valve, includes valve body and case, the valve body include the case chamber, with inner ring outlet duct and outer loop outlet duct of case chamber intercommunication, the case includes holding chamber, under shed's lower chamber of admitting air and establishes the central portion of giving vent to anger and the outer loop portion of giving vent to anger in the chamber of admitting air under, its characterized in that: the central air outlet part comprises an inner radial air outlet, an inner arc-shaped air guide groove and an inner small-air-quantity air outlet, and the inner arc-shaped air guide groove is communicated with the inner radial air outlet; the inner small air outlet hole is spaced from the inner arc-shaped air guide groove;
the outer ring air outlet hole part comprises an upper outer ring air outlet hole part and a lower outer ring air outlet hole,
the upper outer ring air outlet part comprises an upper radial air outlet, an upper air guide groove and an upper small air outlet, the upper air guide groove is communicated with the upper small air outlet,
the lower outer ring air outlet hole part comprises a lower radial air outlet hole, a lower air guide groove and a lower blind hole, and the lower radial air outlet hole, the lower air guide groove and the lower blind hole are communicated in sequence;
the central air outlet hole part is matched with the inner ring air outlet pipe, and the upper outer ring air outlet hole and the lower outer ring air outlet hole are matched with the outer ring air outlet pipe; the valve core rotates, and the inner ring air outlet pipe conduction section, the inner ring air outlet pipe and the outer ring air outlet pipe are all conducted and are suddenly risen to a maximum air volume section, a stable period section, an air volume slow descending section, an inner ring air outlet pipe, an outer ring air outlet pipe minimum air volume section and an inner ring air outlet pipe minimum air volume section.
2. A gas regulating valve according to claim 1, wherein: the central angle alpha of the inner radial air outlet hole and the inner arc-shaped air guide groove is more than 180 degrees or equal to 180 degrees,
the central angle beta of the lower radial air outlet hole, the lower air guide groove and the lower blind hole is less than 180 degrees,
the central angle gamma of the upper air guide groove and the upper small air outlet is less than 90 degrees or equal to 90 degrees,
the upper radial air outlet hole and the lower radial air outlet hole are on the same straight line.
3. A gas regulating valve according to claim 2, wherein: the inner small air quantity air outlet holes and the upper small air quantity air outlet holes are staggered.
4. A gas regulating valve according to claim 1, wherein: the inner small air outlet hole comprises a large circular counter bore positioned on the radial outer side and an air guide hole positioned on the radial inner side.
5. A gas regulating valve according to claim 1, 2, 3 or 4, wherein: and the included angle between the inner ring air outlet pipe and the outer ring air outlet pipe is 90 degrees.
6. A gas regulating valve according to claim 1, 2, 3 or 4, wherein: and an included angle between the inner ring air outlet pipe and the outer ring air outlet pipe is 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210035906.1A CN114352772B (en) | 2022-01-11 | 2022-01-11 | Gas regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210035906.1A CN114352772B (en) | 2022-01-11 | 2022-01-11 | Gas regulating valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114352772A true CN114352772A (en) | 2022-04-15 |
| CN114352772B CN114352772B (en) | 2023-11-21 |
Family
ID=81108385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210035906.1A Active CN114352772B (en) | 2022-01-11 | 2022-01-11 | Gas regulating valve |
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| CN (1) | CN114352772B (en) |
Citations (12)
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| CN106090313A (en) * | 2016-06-27 | 2016-11-09 | 浙江新涛电子机械股份有限公司 | A kind of triple channel fuel gas plug valve of section formula |
| CN106704623A (en) * | 2016-12-16 | 2017-05-24 | 宁波方太厨具有限公司 | Fuel gas valve synchronously regulating flow rates of inner and outer rings |
| CN107355556A (en) * | 2017-08-02 | 2017-11-17 | 浙江新涛智控科技股份有限公司 | A kind of fuel gas plug valve |
| CN206803238U (en) * | 2017-05-22 | 2017-12-26 | 中山市荣星电器燃具有限公司 | A kind of combustion gas synchronous valve of kitchen range |
| CN207777683U (en) * | 2017-12-08 | 2018-08-28 | 华帝股份有限公司 | Clamping and stopping mechanism and plug valve for gas stove |
| CN214617990U (en) * | 2021-02-07 | 2021-11-05 | 中山利特隆瓦斯器材有限公司 | Air valve and stove suitable for multiple air sources |
| CN113819296A (en) * | 2020-06-19 | 2021-12-21 | 佛山市顺德区美的洗涤电器制造有限公司 | Damping switch, plug valve and gas appliance |
-
2022
- 2022-01-11 CN CN202210035906.1A patent/CN114352772B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009010400A1 (en) * | 2007-07-13 | 2009-01-22 | BSH Bosch und Siemens Hausgeräte GmbH | Adjusting device |
| US20090235998A1 (en) * | 2008-03-18 | 2009-09-24 | Chi-Chen Hsiao | Dual-purpose gas stove switch |
| CN102052485A (en) * | 2010-12-31 | 2011-05-11 | 浙江新涛电子机械股份有限公司 | Steplessly adjustable electric control gas valve |
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| Publication number | Publication date |
|---|---|
| CN114352772B (en) | 2023-11-21 |
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