CN110748926A - Gas valve of stove - Google Patents
Gas valve of stove Download PDFInfo
- Publication number
- CN110748926A CN110748926A CN201910849948.7A CN201910849948A CN110748926A CN 110748926 A CN110748926 A CN 110748926A CN 201910849948 A CN201910849948 A CN 201910849948A CN 110748926 A CN110748926 A CN 110748926A
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- China
- Prior art keywords
- valve
- valve core
- cavity
- air outlet
- pipe part
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multiple-Way Valves (AREA)
Abstract
A gas valve of a kitchen range comprises a valve body, a valve core, an ejector rod, a transmission part, a bottom cover and an electromagnetic valve core assembly, wherein the valve body comprises a valve core cavity, a central gas outlet pipe, an outer ring gas outlet pipe, a gas inlet interface, a gas inlet and guide cavity, a gas guide cavity and an electromagnetic valve core seat, the outer ring gas outlet pipe comprises a transverse pipe part and a longitudinal pipe part, the transverse pipe part is communicated with the valve core cavity, the axis of the transverse pipe part and the horizontal plane below the transverse pipe part form an acute included angle, and a suspended end of the transverse pipe; the communication part of the central air outlet pipe and the valve core cavity is positioned above the connection part of the transverse part pipe and the valve core cavity; the horizontal plane of the central air outlet hole on the valve core is positioned above the horizontal plane of the outer ring air outlet holes; the axial line of the longitudinal pipe part and the axial line of the central air outlet pipe enter the axial line of the electromagnetic valve core seat on the same plane; the valve body is made in a die-casting mode. The valve body is made in a die-casting mode, only one process hole is formed, and machining efficiency is high.
Description
Technical Field
The invention relates to a device for a kitchen range, in particular to a gas valve.
Background
In the prior art, a gas valve of a kitchen range comprises a valve body, a valve core, a push rod, a transmission part, a bottom cover, an electromagnetic valve core assembly, an electric switch, a cover plate, a spring, a pressing plate and a valve cover, wherein the valve body comprises a valve core cavity with an upper opening and a lower opening, a central air outlet pipe communicated with the valve core cavity, an outer ring air outlet pipe communicated with the valve core cavity, an air inlet interface, an air inlet guide cavity with a lower opening, an air guide cavity with a lower opening and an electromagnetic valve core seat; the valve core comprises an accommodating cavity with an upper opening, an air inlet cavity with a lower opening, and a central air outlet hole and an outer ring air outlet hole which are arranged on the air inlet cavity, wherein the central air outlet hole and the outer ring air outlet hole are on the same plane; the bottom plate of the bottom cover is provided with a plug, a pivoting groove, a driving cavity positioned at one end of the pivoting groove and a driven cavity positioned at the other end; the plug is inserted into the lower end of the air inlet air guide cavity. There are problems: the valve body has a plurality of fabrication holes and low machining efficiency.
Disclosure of Invention
The purpose of the invention is: provides a gas valve of a cooking appliance, which has the characteristics of few fabrication holes and high machining efficiency.
The invention is realized by the following steps: a kind of cooking utensils gas valve, including valve block, valve core, knockout pin, drive medium, bottom cover and electromagnetic valve core assembly, the valve block includes the valve core cavity with upper and lower open-ended, there is central outlet duct, outer ring outlet duct, air inlet interface, air inlet air guide cavity, air guide cavity and electromagnetic valve core base of lower open-ended that communicate with valve core cavity, the air inlet interface communicates with air inlet air guide cavity, the air inlet air guide cavity communicates with electromagnetic valve core base, the valve core cavity of the electric valve communicates with air guide cavity; the valve core comprises an accommodating cavity with an upper opening, an air inlet cavity with a lower opening, and a central air outlet hole and an outer ring air outlet hole which are arranged on the air inlet cavity; the bottom plate of the bottom cover is provided with a plug, a pivoting groove, a driving cavity positioned at one end of the pivoting groove and a driven cavity positioned at the other end; the plug is inserted into the lower end of the air inlet air guide cavity; it is characterized in that: the outer ring air outlet pipe comprises a transverse pipe part and a longitudinal pipe part, the transverse pipe part is communicated with the valve core cavity, an acute included angle is formed between the axis of the transverse pipe part and the horizontal plane below the transverse pipe part, and a screw plug is arranged at the suspended end of the transverse pipe part;
the communication part of the central air outlet pipe and the valve core cavity is positioned above the connection part of the transverse part pipe and the valve core cavity; the horizontal plane of the central air outlet hole on the valve core is positioned above the horizontal plane of the outer ring air outlet holes; the axial line of the longitudinal pipe part and the axial line of the central air outlet pipe enter the axial line of the electromagnetic valve core seat on the same plane;
the valve body is made in a die-casting mode.
The kitchen range gas valve is characterized in that: the axis of the air inlet interface is parallel to the horizontal plane; the axes of the air inlet air guide cavity and the air guide cavity with the lower opening are vertical to the horizontal plane.
The kitchen range gas valve is characterized in that: the side part of the upper end of the air inlet air guide cavity is communicated with the electromagnetic valve core seat.
The kitchen range gas valve is characterized in that: the central air outlet pipe is arranged along the front-back direction, and the longitudinal pipe part is parallel to the central air outlet pipe;
the included angle between the horizontal pipe part and the central air outlet pipe is 90 degrees; or the included angle between the horizontal pipe part and the central air outlet pipe is less than 90 degrees.
The kitchen range gas valve is characterized in that: the valve cover comprises a base plate, a valve rod channel arranged on the base plate, a pin body and a screw hole, wherein the valve rod channel is provided with a radial through hole;
the valve rod is provided with an annular driving groove;
the device also comprises a button type microswitch; the button-type microswitch is provided with a pin hole and a connecting hole;
the base plate is fixedly connected with the valve body, the valve rod is in running fit with the valve rod channel, and the valve rod is in up-and-down sliding fit with the valve rod channel; the pin hole of the button-type microswitch is inserted with the pin body of the base plate, and the screw passes through the connecting hole and is screwed with the screw hole; the button of the button type microswitch extends into the annular driving groove through the through hole.
The gas valve of the cooking utensils of the invention, because of adopting such structure, the valve block is made by way of die-casting, only there is a fabrication hole, the machining efficiency is high.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a view a-a of fig. 1.
Fig. 3 is a view B-B of fig. 1.
Fig. 4 is a perspective cross-sectional view of the valve body of the present invention.
Fig. 5 is one of the exploded perspective views of the present invention.
Fig. 6 is a second exploded perspective view of the present invention.
Fig. 7 is a third exploded perspective view of the present invention.
Fig. 8 is a top view of a second embodiment of the present invention.
Fig. 9 is a perspective view of a second embodiment of the present invention.
Fig. 10 is a cross-sectional view of a second embodiment of the valve stem and bonnet combination of the present invention.
Fig. 11 is one of the exploded perspective views of the valve stem and bonnet assembly of the second embodiment of the present invention.
Fig. 12 is a second exploded perspective view of the valve stem and bonnet assembly of the second embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, a gas valve of a cooking stove comprises a valve body 1, a valve core 2, a push rod 3, a valve rod 31, a transmission part 4, a bottom cover 5, a cover plate 6, a power switch 7, a pressure plate 8, a spring 9, a valve cover 10 and an electromagnetic valve core assembly 11, wherein the valve body 1 comprises a valve core cavity 12 with an upper opening and a lower opening, a central outlet pipe 13 communicated with the valve core cavity, an outer ring outlet pipe 14 communicated with the valve core cavity, an air inlet interface 15, an air inlet guide cavity 16 with a lower opening, an air guide cavity 17 with a lower opening and an electromagnetic valve core seat 18, the air inlet interface 15 is communicated with the air inlet guide cavity 16, the air inlet guide cavity 16 is communicated with the electromagnetic valve core seat 18, and the valve core; the valve core 2 comprises an accommodating cavity 21 with an upper opening, an air inlet cavity 22 with a lower opening, a guide hole 23 arranged on the clapboard, a central air outlet hole 24 arranged on the air inlet cavity and an outer ring air outlet hole 25; the bottom plate of the bottom cover 5 is provided with a plug 51, a pivoting groove 52, a driving cavity 53 positioned at one end of the pivoting groove and a driven cavity 54 positioned at the other end; the transmission member 4 includes a shaft portion 41, a driving plate 42, and a driven driving member 43; the bottom cover 5 is buckled with the lower end of the valve body 1, the shaft part 41 is in running fit with the pivot joint groove 52, the driving plate 42 is matched with the lower end of the ejector rod 3, and the driven driving plate extends into the air guide cavity 17 with a lower opening to be matched with the electromagnetic valve core of the electromagnetic core assembly 11; the plug 51 is inserted into the lower end of the air intake and guide cavity 16;
the cover plate 6 is buckled with the upper opening end of the valve core cavity 12, the power switch 7 is arranged on the cover plate 6, the upper end of the valve rod 31 penetrates through a valve rod channel of the cover plate 6, the power switch 7, the spring 9, the pressing plate 8 and the valve cover 10 to extend out, and the position of the clamp spring 81 and the pressing plate 8 is limited; the power switch 7 is positioned in the valve cover 10, and a connecting terminal of the power switch 10 extends out of the valve cover 10; the pressure plate 8 and the rotor 71 of the power switch 7 are rotationally fitted together with the valve rod 31.
The outer ring air outlet pipe 14 comprises a transverse pipe part 141 and a longitudinal pipe part 142, the transverse pipe part 141 is communicated with the valve core cavity 12, an acute included angle α is formed between the axis of the transverse pipe part 141 and the horizontal plane below the transverse pipe part, and a screw plug 143 is arranged at the suspended end of the transverse pipe part 141;
the communication position of the central air outlet pipe 13 and the valve core cavity 12 is positioned above the connection position of the transverse part pipe 141 and the valve core cavity 12; the horizontal plane of the central air outlet hole 24 on the valve core 2 is positioned above the horizontal plane of the outer ring air outlet hole 25; the axial line of the longitudinal pipe part 141 and the axial line of the central air outlet pipe 13 enter the axial line of the electromagnetic valve core seat 18 on the same plane;
the valve body 1 is made by die casting. By adopting the structure, only one process hole is provided, the machining efficiency is high, and the sealing performance is good; and the gas quantity adjusting range is large.
The central outlet duct 13 is in the front-rear direction, and the longitudinal duct portion 142 is parallel to the central outlet duct 13;
as shown in fig. 1, the angle α between the transverse tube portion 141 and the central outlet tube 13 is 90 degrees in plan view, and as shown in fig. 8, the angle β between the transverse tube portion 141 and the central outlet tube 13 is less than 90 degrees in plan view.
The axis of the air inlet interface 15 is parallel to the horizontal plane; the axes of the air inlet air guide cavity 16 and the air guide cavity 17 with the lower opening are vertical to the horizontal plane.
The side of the upper end of the air inlet and guide cavity 16 is communicated with the solenoid valve core seat 18.
As shown in fig. 9 and 10, the valve cap 10 includes a base plate 101, a stem passage 102 provided on the base plate, a pin body 103, and a screw hole 104, wherein the stem passage 102 is provided with a radial through hole 1021;
the valve rod 31 is provided with an annular driving groove 311;
also comprises a button type microswitch 19; the button-type microswitch 19 is provided with a pin hole and a connecting hole;
the base plate 101 is fixedly connected with the valve body 1, the valve rod 31 is in running fit with the valve rod channel 102, and the valve rod 31 is in up-and-down sliding fit with the valve rod channel 102; a pin hole of the button type microswitch 19 is inserted with a pin body 103 of the base plate 101, and a screw passes through the connecting hole to be screwed with the screw hole 104; the push button 191 of the push button microswitch 19 extends into the annular drive recess 311 through the through hole 1021.
When the valve rod 31 is pressed down, the valve rod 31 moves downwards in the valve rod channel 102, the upper wall plate of the annular driving groove 311 drives the button 191 of the button type microswitch to move, and meanwhile, the lower end of the valve rod 31 drives the mandril 3 to move downwards and is connected with the valve core 2. The valve stem 31 then drives the valve element 2 in rotation.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.
Claims (5)
1. A kind of cooking utensils gas valve, including valve block, valve bonnet, valve stem, valve core, knockout pin, drive medium, bottom cover and electromagnetic valve core assembly, the valve block includes the valve core cavity with upper and lower open-ended, there is central outlet duct, outer ring outlet duct communicated with valve core cavity, air inlet interface, air admission air guide cavity, air guide cavity and electromagnetic valve core base of lower open-ended in communication with valve core cavity, the air inlet interface communicates with air admission air guide cavity, the air admission air guide cavity communicates with electromagnetic valve core base, the valve core cavity of the electric valve communicates with air guide cavity; the valve core comprises an accommodating cavity with an upper opening, an air inlet cavity with a lower opening, and a central air outlet hole and an outer ring air outlet hole which are arranged on the air inlet cavity; the bottom plate of the bottom cover is provided with a plug, a pivoting groove, a driving cavity positioned at one end of the pivoting groove and a driven cavity positioned at the other end; the plug is inserted into the lower end of the air inlet air guide cavity; the method is characterized in that: the outer ring air outlet pipe comprises a transverse pipe part and a longitudinal pipe part, the transverse pipe part is communicated with the valve core cavity, an acute included angle is formed between the axis of the transverse pipe part and the horizontal plane below the transverse pipe part, and a screw plug is arranged at the suspended end of the transverse pipe part;
the communication part of the central air outlet pipe and the valve core cavity is positioned above the connection part of the transverse part pipe and the valve core cavity; the horizontal plane of the central air outlet hole on the valve core is positioned above the horizontal plane of the outer ring air outlet holes; the axial line of the longitudinal pipe part and the axial line of the central air outlet pipe enter the axial line of the electromagnetic valve core seat on the same plane;
the valve body is made in a die-casting mode.
2. A cooktop gas valve as claimed in claim 1, wherein: the axis of the air inlet interface is parallel to the horizontal plane; the axes of the air inlet air guide cavity and the air guide cavity with the lower opening are vertical to the horizontal plane.
3. A cooktop gas valve as claimed in claim 1, wherein: the side part of the upper end of the air inlet air guide cavity is communicated with the electromagnetic valve core seat.
4. A cooktop gas valve as claimed in claim 1, 2 or 3, wherein: the central air outlet pipe is arranged along the front-back direction, and the longitudinal pipe part is parallel to the central air outlet pipe;
the included angle between the horizontal pipe part and the central air outlet pipe is 90 degrees; or the included angle between the horizontal pipe part and the central air outlet pipe is less than 90 degrees.
5. A cooktop gas valve as claimed in claim 1, 2 or 3, wherein: the valve cover comprises a base plate, a valve rod channel arranged on the base plate, a pin body and a screw hole, wherein the valve rod channel is provided with a radial through hole;
the valve rod is provided with an annular driving groove;
the device also comprises a button type microswitch; the button-type microswitch is provided with a pin hole and a connecting hole;
the base plate is fixedly connected with the valve body, the valve rod is in running fit with the valve rod channel, and the valve rod is in up-and-down sliding fit with the valve rod channel; the pin hole of the button-type microswitch is inserted with the pin body of the base plate, and the screw passes through the connecting hole and is screwed with the screw hole; the button of the button type microswitch extends into the annular driving groove through the through hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636699 | 2019-07-15 | ||
| CN2019106366993 | 2019-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110748926A true CN110748926A (en) | 2020-02-04 |
Family
ID=69276179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910849948.7A Pending CN110748926A (en) | 2019-07-15 | 2019-09-10 | Gas valve of stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110748926A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711340A (en) * | 1996-01-16 | 1998-01-27 | The Esab Group, Inc. | Gas pressure reducing regulator |
| CN206958351U (en) * | 2017-05-23 | 2018-02-02 | 中山市聚德燃气阀门有限公司 | Gas valve with improved structure and reduced fabrication holes |
| CN109268523A (en) * | 2018-11-14 | 2019-01-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Fuel gas plug valve |
| CN109764160A (en) * | 2018-12-30 | 2019-05-17 | 佛山市顺德区美的洗涤电器制造有限公司 | The outer ring outlet pipe assembly of gas cooker and gas cooker with it |
-
2019
- 2019-09-10 CN CN201910849948.7A patent/CN110748926A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711340A (en) * | 1996-01-16 | 1998-01-27 | The Esab Group, Inc. | Gas pressure reducing regulator |
| CN206958351U (en) * | 2017-05-23 | 2018-02-02 | 中山市聚德燃气阀门有限公司 | Gas valve with improved structure and reduced fabrication holes |
| CN109268523A (en) * | 2018-11-14 | 2019-01-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Fuel gas plug valve |
| CN109764160A (en) * | 2018-12-30 | 2019-05-17 | 佛山市顺德区美的洗涤电器制造有限公司 | The outer ring outlet pipe assembly of gas cooker and gas cooker with it |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200204 |