CN213117597U - Air inlet assembly and gas stove - Google Patents
Air inlet assembly and gas stove Download PDFInfo
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- CN213117597U CN213117597U CN202021853733.7U CN202021853733U CN213117597U CN 213117597 U CN213117597 U CN 213117597U CN 202021853733 U CN202021853733 U CN 202021853733U CN 213117597 U CN213117597 U CN 213117597U
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Abstract
The utility model discloses an air inlet component, which comprises a main pipe body, wherein the main pipe body is provided with an air inlet, a stop valve part, a pressure stabilizing part and an air outlet which are sequentially communicated, a first valve port is arranged inside the stop valve part, and a second valve port is arranged inside the pressure stabilizing part; the stop valve is fixedly arranged on the stop valve part and is used for controlling the opening or closing of the first valve port; the pressure stabilizing device is fixedly arranged on the pressure stabilizing part and is used for adjusting the flow area of the second valve port; because the stop valve is arranged at the air inlet front end of the pressure stabilizing device, the gas flows through the air inlet, the stop valve, the pressure stabilizing device and the air outlet in sequence, when the gas stove is not used, the plug valve is closed, the stop valve is also closed, and the gas cannot enter the pressure stabilizing device, so that the situation that the gas leaks due to the fact that a diaphragm of the pressure stabilizing device is broken once is avoided, and the use safety of the gas stove is improved. In addition the utility model also discloses a gas-cooker of containing above-mentioned air inlet assembly.
Description
Technical Field
The utility model relates to a technical field of gas-cooker especially relates to an air inlet assembly and gas-cooker.
Background
In the working process of the existing gas stove, a pressure reducing device (such as a pressure reducing valve) is generally arranged at the front end of an air inlet to reduce the pressure of an air source and then enter the gas stove for combustion, however, the combustion working condition of the household gas stove is unstable due to the unstable pressure of the air source under the influence of the quality of the pressure reducing device, the air consumption and the like. When the pressure of an air source is higher, the flow speed of mixed gas of gas and air at a fire hole of a burner is increased, so that unstable combustion of flame separation can occur, even incomplete combustion of yellow flame occurs, and the ignition success rate can be influenced during ignition; when the pressure of the gas source is lower, the flow speed of the mixed gas of the gas and the air at the fire hole of the burner is reduced, and when the flow speed is reduced to be less than the burning speed, tempering can occur; meanwhile, the flow speed of the mixed gas is reduced, and when fire is turned off, large flameout noise is easily caused, and the user experience is poor.
Therefore, in order to solve the above problems, technicians set a pressure stabilizer in the gas inlet assembly of the gas stove, but the structure of the pressure stabilizer includes a diaphragm, which is affected by the quality of the diaphragm or long-term use, and the diaphragm is easy to break, thereby causing gas leakage and reducing the safety of the user in using the gas stove; and the connected mode between the air inlet assembly and the plug valve of the existing gas stove is as follows: after the air outlet of subassembly and the air inlet counterpoint of plug valve admits air is accomplished, reuse clamping and the fixed connection who sets up the flange joint that admits air at the plug valve air inlet in order to realize admitting air subassembly and plug valve, because the gas outlet of subassembly that admits air sets up the lateral wall at the branch pipe of giving vent to anger usually, and the clamping is mobilizable, consequently, the air inlet of plug valve with set up the difficulty of counterpointing between the gas outlet of the branch pipe of giving vent to anger, the ejection pipe that takes place the combustor easily is not identical with the central line of plug valve nozzle, it is poor to draw the effect like this to appear, the air quantity that.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an subassembly and gas-cooker admit air is provided to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.
The technical problem is solved by the following technical scheme:
the utility model provides an air inlet assembly, which comprises a main pipe body, wherein the main pipe body is provided with an air inlet, a stop valve part, a pressure stabilizing part and an air outlet which are sequentially communicated along the airflow direction, the inside of the stop valve part is provided with a first valve port, and the inside of the pressure stabilizing part is provided with a second valve port; the stop valve is fixedly arranged on the stop valve part and is used for controlling the opening or closing of the first valve port; and the pressure stabilizing device is fixedly arranged on the pressure stabilizing part and is used for adjusting the flow area of the second valve port.
The subassembly of admitting air among the relative background art, the subassembly of admitting air in this application, owing to set up the stop valve at voltage regulator's the front end that admits air, the gas flows through air inlet, stop valve, voltage regulator and gas outlet in proper order, and when the gas-cooker stopped to use, the stop valve was closed, and the stop valve also closed simultaneously, and the gas can't get into in the middle of the voltage regulator to the diaphragm of having avoided voltage regulator in case breaks and arouses the condition emergence that the gas leaked, has improved the security that the gas-cooker used.
In one embodiment, the pressure stabilizing device comprises a shell with two open ends, a pressure regulating piece, a pressure regulating spring, a valve and a diaphragm, wherein one end of the shell is hermetically mounted on the pressure stabilizing part through the diaphragm; the pressure regulating part is provided with a pressure regulating end which can move along the center line of the opening at the other end of the shell; one end of the pressure regulating spring is abutted against the pressure regulating end, and the other end of the pressure regulating spring is abutted against the diaphragm; one end of the valve is hermetically connected with the diaphragm, and the other end of the valve extends into the pressure stabilizing part and is used for adjusting the flow area of the second valve port.
In one embodiment, the pressure regulating member is a nut, the other end of the housing is provided with an internal thread, one end of the nut extends into the opening at the other end of the housing to be in threaded fit with the internal thread, and one end of the pressure regulating spring is abutted to one end of the nut.
In one embodiment, the main pipe body is further provided with a plurality of air outlet branch pipes, the air outlet branch pipes and the pressure stabilizing part are of an integrally formed structure, and the air outlet is formed in the outer side wall of each air outlet branch pipe, so that the air leakage risk is reduced, the production process is simplified, and the production cost is reduced.
In one embodiment, the number of the air outlet branch pipes is at least two, so that the air inlet assembly can be matched with a plurality of plug valves for use, the number of parts of the gas stove is reduced while the use requirement of the multi-hole stove is met, and the production cost is reduced.
In one embodiment, the outer wall of the gas outlet branch pipe is fixedly connected with a pressure measuring pipe communicated with the gas outlet branch pipe, the inner wall of one end, far away from the gas outlet branch pipe, of the pressure measuring pipe is provided with internal threads, sealing is achieved through threaded matching with a screw, the pressure measuring pipe is arranged, in the debugging process, the pressure gauge is connected to the pressure measuring pipe, and then the pressure stabilizing setting value of the pressure stabilizing device is adjusted according to the pressure gauge, so that the actual pressure stabilizing requirement is met.
In one of them embodiment, the branch pipe of giving vent to anger is located the peripheral outer wall rigid coupling of gas outlet has the mounting flange of being connected with outside plug valve inlet end, because mounting flange is the rigid coupling on the branch pipe of giving vent to anger, compares with the fixed subassembly and the plug valve of admitting air of clamping, and this design guarantees that the subassembly of giving vent to anger the gas outlet of branch pipe and the air inlet realization accuracy of plug valve are counterpointed the installation to ensure that the nozzle central line of plug valve is identical with the central line that the combustor draws the ejector tube, draw and penetrate effectually and the burning.
In one embodiment, the mounting flange and the outlet branch pipe are of an integrally formed structure, so that the design has the advantages of simplifying the production process and reducing the production cost.
In one embodiment, the stop valve part and the pressure stabilizing part are detachably connected, so that the functional modularization of the air inlet assembly is realized, and the maintenance or replacement of each functional module of the air inlet assembly is facilitated.
A gas stove comprises the gas inlet assembly.
Due to the fact that the air inlet assembly is included, the technical effect is brought by the air inlet assembly and is the same as that of the air inlet assembly, and therefore the detailed description is omitted.
Drawings
Fig. 1 is a schematic structural view of the air inlet assembly of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a schematic structural diagram of a pressure stabilizing part of the air inlet assembly;
FIG. 4 is a schematic view of the assembly of the intake assembly with the plug valve;
fig. 5 is a schematic view of the internal structure of a gas range to which the gas inlet assembly is applied.
Description of reference numerals: 1. a primary tube; 10. an air inlet; 11. a cut-off valve portion; 110. a first valve port; 12. a voltage stabilizing part; 120. a second valve port; 13. an air outlet; 14. an air outlet branch pipe; 140. installing a flange; 15. a piezometric tube; 2. a stop valve; 3. a voltage stabilizer; 30. a housing; 31. adjusting a pressing piece; 32. a pressure regulating spring; 33. an air valve; 34. a diaphragm; 4. a plug valve; 40. a nozzle; 5. a burner; 50. an injection pipe.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, the present application discloses an air intake assembly, which includes a main pipe 1, the main pipe 1 is provided with an air inlet 10, a cut-off valve portion 11, a pressure stabilizing portion 12 and an air outlet 13, which are sequentially communicated, the cut-off valve portion 11 is provided with a first valve port 110 inside, and the pressure stabilizing portion 12 is provided with a second valve port 120 inside; a stop valve 2, the stop valve 2 being fixedly mounted on the stop valve portion 11 and being used for controlling the opening or closing of the first valve port 110; and the pressure stabilizing device 3 is fixedly arranged on the pressure stabilizing part 12 and is used for adjusting the flow area of the second valve port 120.
On the basis of the structure, because the stop valve 2 is arranged at the air inlet front end of the pressure stabilizing device 3, the gas flows through the air inlet 10, the stop valve 2, the pressure stabilizing device 3 and the air outlet 13 in sequence, when the gas stove stops using, the plug valve 4 is closed, meanwhile, the stop valve 2 is also closed, and the gas cannot enter the pressure stabilizing device 3, so that the situation that the gas leaks due to the fact that the diaphragm 34 of the pressure stabilizing device 3 is broken is avoided, and the use safety of the gas stove is improved.
It should be noted that, in the present embodiment, the stop valve 2 is an electromagnetic valve, and since the specific structure of the electromagnetic valve and the installation manner thereof are well known to those skilled in the art, detailed description of the specific structure of the electromagnetic valve and the installation structure of the stop valve portion 11 with the main pipe body 1 will not be repeated in this embodiment.
It is easy to understand that the stop valve 2 can also be an electric valve, and the valve core is driven by a motor to open or close the valve port of the stop valve portion 11.
In the present embodiment, the pressure stabilizer 3 includes a housing 30 with two open ends, a pressure regulating member 31, a pressure regulating spring 32, a valve 33 and a diaphragm 34, and one end of the housing 30 is hermetically mounted to the pressure stabilizer 12 through the diaphragm 34; the pressure regulating part 31 is provided with a pressure regulating end which can move along the center line of the opening at the other end of the shell 30; one end of the pressure regulating spring 32 is abutted against the pressure regulating end, and the other end is abutted against the diaphragm 34; one end of the air valve 33 is hermetically connected with the diaphragm 34, and the other end thereof extends into the pressure stabilizing part 12 and is used for adjusting the flow area of the second valve port 120. Preferably, pressure regulating spare 31 is the nut, the other end of casing 30 is equipped with the internal thread, the one end of nut stretches into casing 30's other end opening with internal thread screw-thread fit, pressure regulating spring 32's one end with the one end of nut is inconsistent.
Specifically, in the working process of the pressure stabilizer 3, when the pressure of the external air source is higher, the gas pushes the diaphragm 34 to move upwards, the diaphragm 34 is linked with the valve 33, so that the gap between the valve 33 and the second valve port 120 is reduced, and therefore the pressure of the high-pressure gas entering the gas stove plug valve 4 through the valve port with the reduced opening can be stabilized at a certain set value; when the pressure of the external air source is lower, the pressure regulating spring 32 pushes the diaphragm 34 to move downwards, and the diaphragm 34 is linked with the valve 33, so that the clearance between the valve 33 and the second valve port 120 is increased, and the pressure of low-pressure gas entering the gas stove plug valve 4 after passing through the valve port with the increased opening degree can be stabilized at a certain set value; therefore, no matter the external air source is higher or lower, the air pressure entering the plug valve 4 of the gas stove is stabilized at a set value, so that the flow rate of the gas flowing into the combustor 5 is also stable, the flow rate of the mixed gas at the fire hole of the combustor 5 is always kept consistent, and the stable combustion working condition is ensured.
It is easy to understand that, pressure regulating part 31 also can be step motor, and step motor's rotor is inconsistent with pressure regulating spring 32, and the flexible volume of control pressure regulating spring 32 is in order to realize the adjustment of this voltage regulator device 3 output pressure value, and the benefit that adopts step motor simultaneously is: when the user's family debugs, can remove from and dismantle the panel and come manual regulation pressure regulating spring 32, directly use control circuit to realize indirectly adjusting pressure regulating spring 32.
In this embodiment, main pipe body 1 still is equipped with a plurality of branch pipes 14 of giving vent to anger, branch pipes 14 of giving vent to anger with pressure stabilizing part 12 is the integrated into one piece structure, gas outlet 13 is located branch pipes 14 of giving vent to anger's lateral wall, and the benefit of setting up like this reduces the gas leakage risk, simplifies production technology, reduction in production cost.
In this embodiment, the number of the gas outlet branch pipes 14 is two, and the gas outlet branch pipes 14 with the corresponding number can be set according to the number of the burners of the gas stove, so that the number of parts of the gas stove is reduced while the use requirement of the multi-burner stove is met, and the production cost is reduced.
In this embodiment, the outer wall of the gas outlet branch pipe 14 is fixedly connected with a pressure measuring pipe 15 communicated with the gas outlet branch pipe, an inner thread is arranged on the inner wall of one end, away from the gas outlet branch pipe 14, of the pressure measuring pipe 15, sealing is achieved through thread matching with a screw, through the arrangement of the pressure measuring pipe 15, in the debugging process, the pressure gauge is connected to the pressure measuring pipe 15, and then the pressure stabilizing setting value of the pressure stabilizing device 3 is adjusted according to the pressure gauge, so that the actual pressure stabilizing requirement is met.
In this embodiment, as shown in fig. 3-5, the branch outlet pipe 14 is located the peripheral outer wall rigid coupling of gas outlet 13 has the mounting flange 140 of being connected with the air inlet end of outside plug valve 4, because mounting flange 140 is the rigid coupling on branch outlet pipe 14, compare with fixed air intake assembly of clamping and plug valve 4, this design guarantees that the air outlet 13 of branch outlet pipe 14 of air intake assembly realizes the accurate installation of counterpointing with the air inlet of plug valve 4 to ensure that the nozzle 40 central line of plug valve 4 is identical with the central line of combustor 5 injection pipe 50, draw effectually and the burning is abundant.
Preferably, in this embodiment, the mounting flange 140 and the outlet branch pipe 14 are integrally formed, which has the advantages of simplifying the manufacturing process and reducing the manufacturing cost.
In this embodiment, the cut-off valve portion 11 and the pressure stabilizing portion 12 are detachably connected, so as to implement the function modularization of the air intake assembly, and facilitate the maintenance or replacement of each function module of the air intake assembly.
As shown in fig. 5, a gas range includes the above-mentioned gas inlet assembly.
Due to the fact that the air inlet assembly is included, the technical effect is brought by the air inlet assembly and is the same as that of the air inlet assembly, and therefore the detailed description is omitted.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The details of the foregoing embodiments are merely representative of several embodiments of the present invention, which are described in more detail and detail, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An air intake assembly, characterized by: comprises that
The main pipe body is provided with an air inlet, a cut-off valve part, a pressure stabilizing part and an air outlet which are sequentially communicated along the airflow direction, a first valve port is arranged inside the cut-off valve part, and a second valve port is arranged inside the pressure stabilizing part;
the stop valve is fixedly arranged on the stop valve part and is used for controlling the opening or closing of the first valve port;
and the pressure stabilizing device is fixedly arranged on the pressure stabilizing part and is used for adjusting the flow area of the second valve port.
2. The air intake assembly of claim 1, wherein: the pressure stabilizing device comprises a shell with openings at two ends, a pressure regulating piece, a pressure regulating spring, an air valve and a diaphragm, wherein one end of the shell is hermetically arranged on the pressure stabilizing part through the diaphragm; the pressure regulating part is provided with a pressure regulating end which can move along the center line of the opening at the other end of the shell; one end of the pressure regulating spring is abutted against the pressure regulating end, and the other end of the pressure regulating spring is abutted against the diaphragm; one end of the valve is hermetically connected with the diaphragm, and the other end of the valve extends into the pressure stabilizing part and is used for adjusting the flow area of the second valve port.
3. The intake assembly of claim 2, wherein: the pressure regulating part is a nut, the other end of the shell is provided with an internal thread, one end of the nut extends into an opening at the other end of the shell and is in threaded fit with the internal thread, and one end of the pressure regulating spring is abutted to one end of the nut.
4. The air intake assembly of claim 1, wherein: the main pipe body is further provided with a plurality of air outlet branch pipes, the air outlet branch pipes and the pressure stabilizing part are of an integrally formed structure, and the air outlet is formed in the outer side wall of each air outlet branch pipe.
5. The air intake assembly of claim 4, wherein: the number of the air outlet branch pipes is at least two.
6. The air intake assembly of claim 4, wherein: the outer wall of the air outlet branch pipe is fixedly connected with a pressure measuring pipe communicated with the air outlet branch pipe, and the inner wall of one end, far away from the air outlet branch pipe, of the pressure measuring pipe is provided with an internal thread and is sealed through thread matching with a screw.
7. The air intake assembly of claim 4, wherein: the air outlet branch pipe is located on the outer wall of the periphery of the air outlet and fixedly connected with a mounting flange connected with the air inlet end of an external plug valve.
8. The air intake assembly of claim 7, wherein: the mounting flange and the air outlet branch pipe are of an integrally formed structure.
9. The intake assembly of any one of claims 1-8, wherein: the cut-off valve part is detachably connected with the pressure stabilizing part.
10. A gas stove is characterized in that: comprising an air inlet assembly according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021853733.7U CN213117597U (en) | 2020-08-29 | 2020-08-29 | Air inlet assembly and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021853733.7U CN213117597U (en) | 2020-08-29 | 2020-08-29 | Air inlet assembly and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117597U true CN213117597U (en) | 2021-05-04 |
Family
ID=75659426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021853733.7U Active CN213117597U (en) | 2020-08-29 | 2020-08-29 | Air inlet assembly and gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213117597U (en) |
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2020
- 2020-08-29 CN CN202021853733.7U patent/CN213117597U/en active Active
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