CN109780304B - Gas valve for oven - Google Patents
Gas valve for oven Download PDFInfo
- Publication number
- CN109780304B CN109780304B CN201910120159.XA CN201910120159A CN109780304B CN 109780304 B CN109780304 B CN 109780304B CN 201910120159 A CN201910120159 A CN 201910120159A CN 109780304 B CN109780304 B CN 109780304B
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- valve
- valve core
- outlet pipe
- adjusting
- cavity
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- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 210000003437 trachea Anatomy 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 26
- 239000002737 fuel gas Substances 0.000 description 6
- 235000021168 barbecue Nutrition 0.000 description 3
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Feeding And Controlling Fuel (AREA)
Abstract
The gas valve for the oven comprises a valve body, a valve core, a push rod, a pressure spring, a valve rod, a valve cover and a gas inlet electromagnetic valve assembly connected with a thermocouple, wherein a small fire gas outlet pipe comprises a small fire gas inlet pipe part and a small fire gas outlet pipe part, the small fire gas inlet pipe part is vertical to a valve core cavity, and the small fire gas outlet pipe part is parallel to the valve core cavity; the big fire outlet duct includes angle-shaped outlet duct portion, perpendicular little trachea portion, perpendicular big trachea portion, adjusts solenoid valve seat and outlet duct, still includes and adjusts solenoid valve subassembly and adjusting valve core, adjusts solenoid valve subassembly and establishes on adjusting solenoid valve seat, adjusts solenoid valve subassembly's case and solenoid valve core seat cooperation, adjusts the valve core and establishes the adjusting valve core intracavity in perpendicular little trachea portion's upper end. Due to the adoption of the structure, the gas outlet pipe of the small fire is discharged after ignition, and then the gas outlet pipe of the large fire is continuously rotated after ignition; the air outlet quantity of the big fire air outlet pipe is automatically adjusted, constant temperature is realized, and the use is convenient.
Description
Technical Field
The invention relates to a gas barbecue oven, in particular to a gas valve of the gas barbecue oven.
Background
The prior art at present, a gas valve for an oven comprises a valve body, a valve core, a push rod, a pressure spring, a valve rod, a valve cover and a gas inlet electromagnetic valve assembly connected with a thermocouple, wherein the valve body comprises a valve core cavity, a gas inlet electromagnetic valve seat connected with the valve core cavity, a gas inlet interface, a small fire gas outlet pipe and a big fire gas outlet pipe; the valve core comprises an air inlet cavity with an opening at one end, a spring seat cavity and a guide hole positioned on a partition plate between the air inlet cavity and the spring seat cavity, and the air inlet cavity is provided with an air guide hole; the ejector rod passes through the pressure spring and the guide hole to be matched with an air inlet valve core of the air inlet electromagnetic valve assembly, one end of the pressure spring is matched with a partition plate in a spring cavity, the other end of the pressure spring is matched with the head of the ejector rod, the valve rod is connected with the valve core, and the valve rod is in rotary fit with a valve rod channel of the valve cover. There are problems; only manual adjustment is not possible to achieve a partial automatic adjustment and control.
Disclosure of Invention
The purpose of the invention is that: a gas valve for an oven is provided, which has an automatic power adjustment function according to actual conditions after ignition.
The invention is realized in the following way: the gas valve for the oven comprises a valve body, a valve core, a push rod, a pressure spring, a valve rod, a valve cover and a gas inlet electromagnetic valve assembly connected with a thermocouple, wherein the valve body comprises a valve core cavity, a gas inlet electromagnetic valve seat connected with the valve core cavity, a gas inlet interface, a small fire gas outlet pipe and a big fire gas outlet pipe; the valve core comprises an air inlet cavity with an opening at one end, a spring seat cavity and a guide hole positioned on a partition plate between the air inlet cavity and the spring seat cavity, and the air inlet cavity is provided with an air guide hole; the ejector rod passes through the pressure spring and the guide hole to be matched with an air inlet valve core of the air inlet electromagnetic valve assembly, one end of the pressure spring is matched with a baffle plate in a spring cavity, the other end of the pressure spring is matched with the head part of the ejector rod, the valve rod is connected with the valve core, and the valve rod is in rotary fit with a valve rod channel of the valve cover; the special feature is that: the valve core cavity and the air inlet electromagnetic valve seat are on the same straight line, and the small fire air outlet pipe, the valve core cavity and the air inlet electromagnetic valve seat are on the same horizontal plane; the small fire air outlet pipe comprises a small fire air inlet pipe part and a small fire air outlet pipe part, the small fire air inlet pipe part is vertical to the valve core cavity, and the small fire air outlet pipe part is parallel to the valve core cavity;
the big fire air outlet pipe comprises an angular air outlet pipe part, a vertical small air pipe part, a vertical big air pipe part, an adjusting electromagnetic valve seat and an air outlet pipe, wherein the vertical part of the angular air outlet pipe part is communicated with the valve core cavity; the communication part of the adjusting electromagnetic valve seat and the angular air outlet pipe part is provided with an electromagnetic valve core seat;
also comprises an adjusting electromagnetic valve component and an adjusting valve core,
the adjusting solenoid valve assembly is arranged on the adjusting solenoid valve seat, a valve core of the adjusting solenoid valve assembly is matched with the solenoid valve core seat, and the adjusting valve core is arranged in an adjusting valve core cavity at the upper end of the vertical small air pipe part.
The gas valve for the oven is characterized in that: the included angle between the vertical part of the angle-shaped air outlet pipe part of the big fire air outlet pipe and the small fire air inlet pipe part of the small fire air outlet pipe is 90 degrees, and the vertical part and the small fire air inlet pipe part are in the same plane.
The gas valve for the oven is characterized in that: the adjusting valve core cavity comprises a valve core cavity part positioned at the lower part, a thread adjusting part positioned at the middle part and a counter bore part, the bottom of the valve core cavity part is a valve core seat, and the valve core cavity part is communicated with the air outlet pipe;
the adjusting valve core comprises a core body part positioned at the lower part, a threaded rod part positioned at the middle part and a head part positioned at the top, radial air holes are formed in the core body part, and an adjusting core head part is arranged at the lower end of the core body part; the head part of the adjusting core is provided with an axial air hole which is communicated with the radial air hole;
the threaded rod part is in threaded engagement with the threaded adjusting part, the core body part is positioned in the valve core cavity part, and the adjusting core head part is matched with the valve core seat.
The gas valve for the oven is characterized in that: the axial air hole is sequentially provided with a cylinder part, a conical frustum-shaped compression part and a cylindrical air outlet part from an air inlet end to an air outlet end,
the diameter of the bottom circle of the cone frustum-shaped compression part is smaller than that of the cylinder part, and the diameter of the cylinder air outlet part is equal to that of the top part of the cone frustum-shaped compression part.
The gas valve for the oven is characterized in that: the air guide hole on the valve core cavity is arc-shaped, and is matched with the vertical part of the angular air outlet pipe part and the small fire air inlet pipe part.
The gas valve for the oven adopts the structure, and the gas outlet pipe of the small fire is discharged after ignition and is ignited, and then the gas valve continuously rotates, and the gas outlet pipe of the big fire is discharged; the air outlet quantity of the big fire air outlet pipe is automatically adjusted, constant temperature is realized, and the use is convenient.
Drawings
Fig. 1 is a front 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 view C-C of fig. 1.
Fig. 5 is one of the perspective views of the present invention.
Fig. 6 is a second perspective view of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, a gas valve for an oven comprises a valve body 1, a valve core 2, a push rod 3, a pressure spring (not shown in the figure), a valve rod 4, a valve cover 5 and an air inlet electromagnetic valve assembly 6 connected with a thermocouple, wherein the valve body 1 comprises a valve core cavity 11, an air inlet electromagnetic valve seat 12 connected with the valve core cavity, an air inlet interface 13, a small fire air outlet pipe 14 and a big fire air outlet pipe, the air inlet interface 13 is communicated with the air inlet electromagnetic valve seat 12, and the air inlet electromagnetic valve seat 12 is communicated with the valve core cavity 11 through an air guide hole on a valve core seat 121; the valve core 2 comprises an air inlet cavity 21 with one end open, a spring seat cavity 22 and a guide hole 23 positioned on a partition plate between the air inlet cavity and the spring seat cavity, and an air guide hole 211 is arranged on the air inlet cavity 21; the ejector rod 3 passes through a pressure spring and a guide hole 23 to be matched with an air inlet valve core 61 of the air inlet electromagnetic valve assembly 6, one end of the pressure spring is matched with a baffle plate in the spring cavity 22, the other end of the pressure spring is matched with the head of the ejector rod 3, the valve rod 4 is connected with the valve core 2, and the valve rod 4 is in running fit with a valve rod channel of the valve cover 5.
The valve core cavity 11 and the air inlet electromagnetic valve seat 12 are on the same straight line, and the small fire air outlet pipe 14, the valve core cavity 11 and the air inlet electromagnetic valve seat 12 are on the same horizontal plane; the small fire air outlet pipe 14 comprises a small fire air inlet pipe part 141 and a small fire air outlet pipe part 142, wherein the small fire air inlet pipe part 141 is vertical to the valve core cavity 11, and the small fire air outlet pipe part 142 is parallel to the valve core cavity 11;
the big fire air outlet pipe comprises an angular air outlet pipe part 15, a vertical small air pipe part 16, a vertical large air pipe part 17, an adjusting electromagnetic valve seat 18 and an air outlet pipe 19, wherein the vertical part of the angular air outlet pipe part 15 is communicated with the valve core cavity 11, the lower end of the vertical small air pipe part 16 and the adjusting electromagnetic valve seat 18 are connected and communicated with the horizontal part of the angular air outlet pipe part 15, the vertical large air pipe part 17 is communicated with the adjusting electromagnetic valve seat 18, the vertical large air pipe 17 is parallel to the vertical small air pipe 16, one end of the air outlet pipe 19 is connected with the upper end of the vertical small air pipe 16, and the middle part of the air outlet pipe is connected with the vertical large air pipe 17; the communication part of the adjusting electromagnetic valve seat 18 and the angular air outlet pipe part 15 is provided with an electromagnetic valve core seat 181;
also comprises an adjusting electromagnetic valve assembly 7 and an adjusting valve core 8,
the adjusting solenoid valve assembly 7 is arranged on the adjusting solenoid seat 18, the valve core 71 of the adjusting solenoid valve assembly 7 is matched with the solenoid valve core seat 181, and the adjusting valve core is arranged in the adjusting valve core cavity 20 at the upper end of the vertical small air pipe part 16.
The included angle alpha between the vertical part of the angle-shaped air outlet pipe part 15 of the big fire air outlet pipe and the small fire air inlet pipe part 141 of the small fire air outlet pipe 14 is 90 degrees, and the vertical part of the angle-shaped air outlet pipe part 15 and the small fire air inlet pipe part 16 are in the same plane.
The adjusting valve core cavity 20 comprises a valve core cavity part 201 positioned at the lower part, a thread adjusting part 202 positioned at the middle part and a counter bore part 203, the bottom of the valve core cavity part 201 is provided with a valve core seat 2011, and the valve core cavity part 201 is communicated with the air outlet pipe 19;
the adjusting valve core 8 comprises a core body 81 positioned at the lower part, a threaded rod 82 positioned at the middle part and a head 83 positioned at the top, radial air holes 84 are formed in the core body 81, and an adjusting core head 85 is arranged at the lower end of the core body 81; the head part 85 of the adjusting core is provided with an axial air hole 851, and the axial air hole 851 is communicated with the radial air hole 84;
the threaded rod 82 is screwed with the screw adjusting portion 202, the spool body 81 is positioned in the spool chamber 201, and the adjusting spool head 85 is engaged with the spool seat 2011. With the adoption of the structure, the gap between the core head 85 and the valve core seat 2011 can be adjusted, and the gap can be sized, so that the amount of fuel gas entering the air outlet pipe 19 from the vertical small air pipe 16 can be realized; it may also be: the adjusting core head 85 is attached to the core seat 2011 and airtight, and at this time, the fuel gas enters the air outlet pipe 19 through the axial air holes 851 and the radial air holes 84.
The axial air hole 851 is sequentially provided with a cylinder part, a cone frustum-shaped compression part and a cylindrical air outlet part from the air inlet end to the air outlet end,
the diameter of the bottom circle of the cone frustum-shaped compression part is smaller than that of the cylinder part, and the diameter of the cylinder air outlet part is equal to that of the top part of the cone frustum-shaped compression part.
The air guide hole 211 on the valve core cavity 21 is arc-shaped and is matched with the vertical part of the angular air outlet pipe part and the small fire air inlet pipe part.
When the invention is used, as shown in fig. 3 and 5, the valve rod 4 is pressed, the end part of the valve rod 4 pushes the ejector rod 3 to move, the valve rod 4 rotates anticlockwise, and the air inlet valve core 61 of the air inlet electromagnetic valve assembly 6 is separated from the valve core seat 121 of the air inlet electromagnetic valve seat 12; the fuel gas enters the air inlet electromagnetic valve seat 12 through the air inlet interface 13, then enters the valve core 2 through the air guide hole on the valve core seat 121 and the valve core cavity 11, enters the small fire air outlet pipe 14 through the air guide hole 211 of the valve core 2, is ignited by the barbecue oven, realizes small power, the valve rod 4 loses the pressing force, the ejector rod 3 is reset under the action of the pressure spring, and the thermocouple supplies power for the air inlet electromagnetic valve assembly 6; the valve rod 4 continues to rotate anticlockwise, the air guide hole 211 is simultaneously communicated with the vertical parts of the small fire air outlet pipe 14 and the angular air outlet pipe part 15, and the air outlet pipe 19 is provided with fuel gas to flow out; (1) The fuel gas enters the air outlet pipe 19 from the corner air outlet pipe 15, the vertical small air pipe 16 and the regulating valve core 8 to realize high power; (2) The adjusting electromagnetic valve assembly 7 is electrified, the valve core 71 of the adjusting electromagnetic valve assembly 7 is separated from the electromagnetic valve core seat 181, and fuel gas enters the air outlet pipe 19 through the angular air outlet pipe part 15, the electromagnetic valve core seat 181, the adjusting electromagnetic valve seat 18, the electromagnetic valve core seat 181 and the vertical air pipe part 17 to realize constant temperature.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that modifications and variations can be made by those skilled in the art without departing from the principles of the present invention, which is also considered as being within the scope of the present invention.
Claims (3)
1. The gas valve for the oven comprises a valve body, a valve core, a push rod, a pressure spring, a valve rod, a valve cover and a gas inlet electromagnetic valve assembly connected with a thermocouple, wherein the valve body comprises a valve core cavity, a gas inlet electromagnetic valve seat connected with the valve core cavity, a gas inlet interface, a small fire gas outlet pipe and a big fire gas outlet pipe; the valve core comprises an air inlet cavity with an opening at one end, a spring seat cavity and a guide hole positioned on a partition plate between the air inlet cavity and the spring seat cavity, and the air inlet cavity is provided with an air guide hole; the ejector rod passes through the pressure spring and the guide hole to be matched with an air inlet valve core of the air inlet electromagnetic valve assembly, one end of the pressure spring is matched with a baffle plate in a spring cavity, the other end of the pressure spring is matched with the head part of the ejector rod, the valve rod is connected with the valve core, and the valve rod is in rotary fit with a valve rod channel of the valve cover; the method is characterized in that: the valve core cavity and the air inlet electromagnetic valve seat are on the same straight line, and the small fire air outlet pipe, the valve core cavity and the air inlet electromagnetic valve seat are on the same horizontal plane; the small fire air outlet pipe comprises a small fire air inlet pipe part and a small fire air outlet pipe part, the small fire air inlet pipe part is vertical to the valve core cavity, and the small fire air outlet pipe part is parallel to the valve core cavity;
the big fire air outlet pipe comprises an angular air outlet pipe part, a vertical small air pipe part, a vertical big air pipe part, an adjusting electromagnetic valve seat and an air outlet pipe, wherein the vertical part of the angular air outlet pipe part is communicated with the valve core cavity; the communication part of the adjusting electromagnetic valve seat and the angular air outlet pipe part is provided with an electromagnetic valve core seat;
also comprises an adjusting electromagnetic valve component and an adjusting valve core,
the adjusting solenoid valve assembly is arranged on the adjusting solenoid valve seat, a valve core of the adjusting solenoid valve assembly is matched with the solenoid valve core seat, and the adjusting valve core is arranged in an adjusting valve core cavity at the upper end of the vertical small air pipe part;
the included angle between the vertical part of the angular air outlet pipe part of the big fire air outlet pipe and the small fire air inlet pipe part of the small fire air outlet pipe is 90 degrees, and the vertical part and the small fire air inlet pipe part are in the same plane;
the adjusting valve core cavity comprises a valve core cavity part positioned at the lower part, a thread adjusting part positioned at the middle part and a counter bore part, the bottom of the valve core cavity part is a valve core seat, and the valve core cavity part is communicated with the air outlet pipe;
the adjusting valve core comprises a core body part positioned at the lower part, a threaded rod part positioned at the middle part and a head part positioned at the top, radial air holes are formed in the core body part, and an adjusting core head part is arranged at the lower end of the core body part; the head part of the adjusting core is provided with an axial air hole which is communicated with the radial air hole;
the threaded rod part is in threaded engagement with the threaded adjusting part, the core body part is positioned in the valve core cavity part, and the adjusting core head part is matched with the valve core seat.
2. A gas valve for an oven as claimed in claim 1, wherein: the axial air hole is sequentially provided with a cylinder part, a conical frustum-shaped compression part and a cylindrical air outlet part from an air inlet end to an air outlet end,
the diameter of the bottom circle of the cone-shaped compression part is smaller than that of the cylinder part, and the diameter of the cylinder air outlet part is equal to that of the top part of the cone-shaped compression part.
3. A gas valve for an oven according to claim 1 or 2, characterized in that: the air guide hole on the air inlet cavity of the valve core is arc-shaped, and is matched with the vertical part of the angular air outlet pipe part and the small fire air inlet pipe part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910120159.XA CN109780304B (en) | 2019-02-18 | 2019-02-18 | Gas valve for oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910120159.XA CN109780304B (en) | 2019-02-18 | 2019-02-18 | Gas valve for oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780304A CN109780304A (en) | 2019-05-21 |
| CN109780304B true CN109780304B (en) | 2024-01-02 |
Family
ID=66504429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910120159.XA Active CN109780304B (en) | 2019-02-18 | 2019-02-18 | Gas valve for oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780304B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5544856A (en) * | 1994-07-13 | 1996-08-13 | Eaton Corporation | Remotely controlling modulated flow to a fuel gas burner and valve therefor |
| 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 |
| CN208348601U (en) * | 2018-06-15 | 2019-01-08 | 芜湖美的厨卫电器制造有限公司 | Gas valve device and gas heater |
| CN208417618U (en) * | 2018-05-28 | 2019-01-22 | 广东聚德阀门科技有限公司 | Flameout protection automatic control gas valve for gas heater |
| CN209743719U (en) * | 2019-02-18 | 2019-12-06 | 广东聚德阀门科技有限公司 | Gas valve for oven |
-
2019
- 2019-02-18 CN CN201910120159.XA patent/CN109780304B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5544856A (en) * | 1994-07-13 | 1996-08-13 | Eaton Corporation | Remotely controlling modulated flow to a fuel gas burner and valve therefor |
| 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 |
| CN208417618U (en) * | 2018-05-28 | 2019-01-22 | 广东聚德阀门科技有限公司 | Flameout protection automatic control gas valve for gas heater |
| CN208348601U (en) * | 2018-06-15 | 2019-01-08 | 芜湖美的厨卫电器制造有限公司 | Gas valve device and gas heater |
| CN209743719U (en) * | 2019-02-18 | 2019-12-06 | 广东聚德阀门科技有限公司 | Gas valve for oven |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109780304A (en) | 2019-05-21 |
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