CN217762203U - Electric control gas valve - Google Patents
Electric control gas valve Download PDFInfo
- Publication number
- CN217762203U CN217762203U CN202121059826.7U CN202121059826U CN217762203U CN 217762203 U CN217762203 U CN 217762203U CN 202121059826 U CN202121059826 U CN 202121059826U CN 217762203 U CN217762203 U CN 217762203U
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- valve core
- valve
- electric control
- cavity
- hole
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Abstract
An electric control gas valve comprises a valve body, a valve cover, a stepping motor, a valve core and a pressure spring, wherein the valve body comprises a cylindrical valve core cavity with an upper opening, a gas inlet interface communicated with the valve core cavity, and a first gas outlet hole and a second gas outlet hole which are arranged on a bottom plate of the valve core cavity; the valve core is in running fit and sealing with the bottom plate of the valve core cavity, the valve cover is buckled and sealed with the upper opening of the valve core cavity, and the pressure spring is matched with the valve cover and the valve core; step motor fixes on the valve body, and step motor's axle and shaft hole normal running fit and sealed, step motor's axle and connecting seat are connected. The valve body has a simple structure, the valve core is disc-shaped, the processing is convenient, the disc body is in running fit with the bottom plate of the valve core cavity, and the sealing performance is good.
Description
Technical Field
The invention relates to a gas burner, in particular to a gas valve for a burner.
Background
At present, in the prior art, a gas valve applied to a gas cooker or a gas oven or a gas box comprises a valve body, a valve rod and a valve core, and is realized by driving the valve rod manually or by a stepping motor. The problems exist that: the structure is complicated, the cost is high, and the processing is inconvenient.
Disclosure of Invention
The purpose of the invention is: the electric control gas valve has the characteristics of simple structure, convenient processing and accurate control.
The invention is realized by the following steps: an electric control gas valve is characterized in that: it comprises a valve body, a valve cover, a stepping motor, a valve core and a pressure spring,
the valve body comprises a cylindrical valve core cavity with an upper opening, an air inlet interface communicated with the valve core cavity, a first air outlet hole and a second air outlet hole which are arranged on the bottom plate of the valve core cavity,
the valve cover is provided with a shaft hole, the valve core is in a circular plate shape, and a first valve core hole group and a second valve core hole group and a connecting seat are arranged on the valve core;
the valve core is in running fit and sealing with the bottom plate of the valve core cavity, the valve cover is buckled and sealed with the upper opening of the valve core cavity, and the pressure spring is matched with the valve cover and the valve core; step motor fixes on the valve body, and step motor's axle and shaft hole normal running fit and sealed, step motor's axle and connecting seat are connected.
Preferably: the valve body is provided with an electric control cavity with an opening at one end, the air inlet interface is communicated with the electric control cavity, and an electric control valve core seat is arranged at the communication part of the electric control cavity and the valve core cavity;
also comprises an electric control valve core component which is provided with a valve core,
the electric control valve core assembly is fixed with the valve body and closes the opening end of the electric control cavity, and the electric control valve core of the electric control valve core assembly is matched with the electric control valve core seat.
Preferably, the following components: the electric control valve core assembly is an electromagnetic electric control valve core assembly.
Preferably: the valve core cavity, the valve cover, the valve core, the pressure spring and the stepping motor are respectively provided with two.
Preferably, the following components: the first valve core hole group comprises a plurality of first valve core holes which are arranged in an arc shape and the aperture of which is gradually reduced;
the second valve core hole group comprises an arc hole and a circular hole.
The electric control gas valve has the advantages that due to the adoption of the structure, the structure of the valve body is simple, the valve core is in a disc shape and is convenient to process, the disc body is in running fit with the bottom plate of the valve core cavity, and the sealing performance is good.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a view a-a of fig. 1.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Fig. 5 is a plan exploded view of the present invention.
Fig. 6 is a perspective view of the present invention.
FIG. 7 is one of the mating processes of the cartridge and the cartridge chamber floor of the present invention.
Fig. 8 illustrates the second process of mating the cartridge to the cartridge chamber floor in accordance with the present invention.
FIG. 9 is a third process of mating the cartridge to the cartridge chamber floor of the present invention.
FIG. 10 is a fourth of the present invention valve core and core chamber floor mating process.
Fig. 11 is an exploded perspective view of one of the solenoid core assemblies of the present invention.
Fig. 12 is a second exploded perspective view of the solenoid core assembly of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, an electric control gas valve comprises a valve body 1, a valve cover 2, a stepping motor 3, a valve core 4 and a pressure spring 5,
the valve body 1 comprises a cylindrical valve core cavity 11 with an upper opening, an air inlet interface 12 communicated with the valve core cavity, and a first air outlet hole 131 and a second air outlet hole 132 which are arranged on a bottom plate of the valve core cavity, wherein the first air outlet hole 131 and the second air outlet hole 132 are on the same diameter line;
the valve cover 2 is provided with a shaft hole 21, the valve core 4 is in a circular plate shape, and a first valve core hole group 41, a second valve core hole group 42 and a connecting seat 43 are arranged on the valve core;
the valve core 4 is in running fit and sealing with the bottom plate of the valve core cavity 11, the valve cover 2 is buckled and sealed with the upper opening of the valve core cavity 11, and the pressure spring 5 is matched with the valve cover 2 and the valve core 4; step motor 3 is fixed on valve body 1, and step motor 3's axle and shaft hole 21 normal running fit and sealed, and step motor 3's axle is connected with connecting seat 43. The valve core cavity 11 and the valve core 4 adopt the structure, the structure is simple, the manufacture is convenient, and the sealing performance is high.
As shown in fig. 3, the first valve core hole group 41 includes a plurality of first valve core holes arranged in an arc shape and having gradually decreasing hole diameters;
the second spool hole group 42 includes an arc hole 421 and a circular hole 422;
FIG. 7 is a view showing the valve closing state of the present invention; in the state of fig. 7, the valve body 4 is rotated counterclockwise, as shown in fig. 8, to be in the maximum fire state; FIG. 10 is a minimum fire condition with only the circular aperture 422 in communication with the second outlet aperture 132; when the gas stove is used, the first air outlet is communicated with an inner injection pipe of the burner, and the second air outlet is communicated with an outer ring injection pipe. The first and second spool port groups 41, 42 may take other forms, and the control fire power may be gradually increased or decreased.
As a further improvement of the invention: an electric control cavity 14 with an opening at one end is arranged on the valve body 1, the air inlet port 12 is communicated with the electric control cavity 14, an electric control valve core seat 15 is arranged at the communication position of the electric control cavity 14 and the valve core cavity 11, and an air guide hole on the electric control valve core seat 15 is used for communicating the electric control cavity 14 with the valve core cavity 11;
also comprises an electric control valve core component 6,
the electric control valve core assembly 6 is fixed with the valve body 1 and closes the opening end of the electric control cavity 14, and an electric control valve core 6A of the electric control valve core assembly 6 is matched with the electric control valve core seat 15;
the electric control valve core assembly 6 is an electromagnetic electric control valve core assembly. By adopting the technical scheme, double control is realized, namely the electric control valve core assembly 6 is switched on and off, and the valve core 4 is switched on and off and the fire power is adjusted.
Referring to fig. 2, the solenoid valve core assembly 6 includes a wire frame 61 made of plastic material, a coil 62, a tube 63 made of non-magnetic material and having an open end, a magnetic conductive plate 64, an iron core 65, two permanent magnets 66, a magnetic iron block 67, a pressure spring 68, and an electrically controlled valve core 6A made of rubber material,
the wire frame 61 comprises a bobbin 611, an upper seat 612 surrounding the upper end of the bobbin, and a lower flange 613 surrounding the lower end of the bobbin, wherein a fixture block 6111 is arranged in the suspended end of the bobbin 611, a pair of end surfaces of the upper seat 612 are provided with a permanent magnet hole 6121 and a notch 6122, and the lower flange 613 is provided with a shoulder 6131;
the open end of the tube 63 is provided with a hexagonal part 631 for rotating the rotating tool, an external thread part 632 and a counter bore 633 arranged at the external thread part, and the closed end is provided with an annular clamping groove 634;
the core 65 includes a snap spring slot 651 and a valve core seat 652;
the coil 62 is wound on the bobbin 611 between the upper seat 612 and the lower flange 613, the permanent magnet 66 is provided with a permanent magnet hole 6121, one end of the magnetic conductive plate 64 is in supporting fit with the step 6131, and the other end is embedded with the notch 6122 and seals the permanent magnet hole 6121; the tube body 61 is inserted into the bobbin 611 and the locking block 6111 is embedded into the annular locking groove 634; the hexagonal part 631 is matched with the lower flange 613 for stopping; the magnet iron block 67 is fixed in the closed end of the tube body 62, the clamp spring groove 651 of the iron core 65 is embedded with a clamp spring 69, the iron core 65 penetrates through the pressure spring 68 and is inserted into the tube body 3, and the pressure spring 68 is matched with the counter bore 633 and the clamp spring 69; the rubber valve core 6A is fixed with the valve core seat 652. As shown in fig. 2, the external thread 632 is screwed with the internal thread at the opening end of the electronic control chamber 14, and the electronic control valve core 6A is engaged with the electronic control valve core seat 15. Under the action of the pressure spring 68, the iron core 65 extends out of the tube body 63 in a normal state, and after the power is on, the iron core 65 moves towards the closed end of the tube body 63; the permanent magnet 66, the magnet block 67 and the iron core 65 are attracted together, and after power failure, the valve opening state is maintained.
As a further improvement of the invention: as shown in fig. 1, 3, and 5, there are two valve core cavities 11, two valve covers 2, two valve cores 3, two pressure springs 5, and two stepping motors 3. In the embodiment shown in fig. 1, an electric control chamber 14 is communicated with the valve core chamber 11 through an air guide channel 141 and an electric chamber valve core seat 15; an electrical control chamber 14, an electrical chamber spool seat 15 and a spool chamber 11 are in turn in communication. The air inlet port 12 is communicated with two electric control cavities 14.
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 principle of the present invention, and this is considered to be within the scope of the present invention.
Claims (6)
1. An electrically controlled gas valve, characterized in that: it comprises a valve body, a valve cover, a stepping motor, a valve core and a pressure spring,
the valve body comprises a cylindrical valve core cavity with an upper opening, an air inlet interface communicated with the valve core cavity, a first air outlet hole and a second air outlet hole which are arranged on a bottom plate of the valve core cavity,
the valve cover is provided with a shaft hole, the valve core is in a circular plate shape, and a first valve core hole group and a second valve core hole group and a connecting seat are arranged on the valve core;
the valve core is in rotating fit and sealing with the bottom plate of the valve core cavity, the valve cover is buckled and sealed with the upper opening of the valve core cavity, and the pressure spring is matched with the valve cover and the valve core; step motor fixes on the valve body, and step motor's axle and shaft hole normal running fit and sealed, step motor's axle and connecting seat are connected.
2. An electrically controlled gas valve according to claim 1, characterised in that: the valve body is provided with an electric control cavity with an opening at one end, the air inlet interface is communicated with the electric control cavity, and an electric control valve core seat is arranged at the communication part of the electric control cavity and the valve core cavity;
also comprises an electric control valve core component which is provided with a valve core,
the electric control valve core assembly is fixed with the valve body and closes the opening end of the electric control cavity, and an electric control valve core of the electric control valve core assembly is matched with the electric control valve core seat.
3. An electrically controlled gas valve according to claim 2, wherein: the electric control valve core assembly is an electromagnetic electric control valve core assembly.
4. An electrically controlled gas valve according to claim 1, 2 or 3, characterized in that: the valve core cavity, the valve cover, the valve core, the pressure spring and the stepping motor are respectively provided with two.
5. An electrically controlled gas valve according to claim 1, 2 or 3, characterized in that: the first valve core hole group comprises a plurality of first valve core holes which are arranged in an arc shape and the diameters of which are gradually reduced;
the second valve core hole group comprises an arc hole and a circular hole.
6. An electrically controlled gas valve according to claim 4, wherein: the first valve core hole group comprises a plurality of first valve core holes which are arranged in an arc shape and the aperture of which is gradually reduced;
the second valve core hole group comprises an arc hole and a circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121059826.7U CN217762203U (en) | 2021-05-17 | 2021-05-17 | Electric control gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121059826.7U CN217762203U (en) | 2021-05-17 | 2021-05-17 | Electric control gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217762203U true CN217762203U (en) | 2022-11-08 |
Family
ID=83870036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121059826.7U Active CN217762203U (en) | 2021-05-17 | 2021-05-17 | Electric control gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217762203U (en) |
-
2021
- 2021-05-17 CN CN202121059826.7U patent/CN217762203U/en active Active
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