CN216361164U

CN216361164U - Three-cavity piezoelectric energy-saving valve body assembly of embedded gas stove

Info

Publication number: CN216361164U
Application number: CN202123220518.0U
Authority: CN
Inventors: 覃吉明; 李洲承; 莫秋霞; 向安奎
Original assignee: Foshan Dimple Electric Appliance Co ltd; Guangdong Siliko Intelligent Technology Co ltd
Current assignee: Foshan Dimple Electric Appliance Co ltd; Guangdong Siliko Intelligent Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-04-22
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a three-cavity piezoelectric energy-saving valve body assembly of an embedded gas stove.A valve shell is provided with an ignition interface for connecting an ignition copper pipe, an ignition air inlet is formed inside the valve shell, the ignition interface is communicated with the ignition air inlet, a valve core is provided with an ignition air outlet hole, an outer ring fire air outlet hole, a central fire air outlet hole and a middle ring fire air outlet hole, and the ignition air outlet holes can be communicated with the ignition air inlet; the piezoelectric ignition assembly comprises a piezoelectric igniter, a hammer and an ignition spring for pushing the hammer to impact the piezoelectric igniter, and the valve core is connected with an ignition plectrum for shifting the hammer to enable the ignition spring to elastically compress and deform; the valve core is vertically arranged, and the outer ring gas transmission cavity channel, the central gas transmission cavity channel and the middle ring gas transmission cavity channel are transversely arranged. The valve body assembly can be adaptively installed in the embedded gas stove, and the embedded gas stove can be ignited in a piezoelectric manner, so that the energy conservation and the environmental protection are facilitated.

Description

Three-cavity piezoelectric energy-saving valve body assembly of embedded gas stove

Technical Field

The utility model relates to the field of valve body assemblies of gas cookers, in particular to a three-cavity piezoelectric energy-saving valve body assembly of an embedded gas cooker.

Background

At present, a valve body assembly of a gas stove is used for opening and closing the gas stove and adjusting firepower of the gas stove, and with the increasing improvement of living standard of people, an embedded gas stove is selected and purchased by common families at present, the axis of a firepower control knob of the embedded gas stove is perpendicular to a table board, the embedded gas stove adopts an electronic ignition mode, but the electronic ignition needs a dry battery or an external power supply, and the use of the dry battery is not beneficial to environmental protection and energy saving, so the valve body assembly for the embedded gas stove in the prior art needs to be improved.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a three-cavity piezoelectric energy-saving valve body assembly of an embedded gas stove, which is beneficial to energy conservation and environmental protection.

The purpose of the utility model is realized by the following technical scheme.

The utility model discloses a three-cavity piezoelectric energy-saving valve body assembly of an embedded gas stove, which comprises a valve shell, wherein a valve core is arranged in the valve shell, the valve shell is provided with an ignition interface for connecting an ignition copper pipe, an ignition air inlet is formed inside the valve shell, the ignition interface is communicated with the ignition air inlet, the valve core is provided with an ignition air outlet hole, an outer ring fire air outlet hole, a central fire air outlet hole and a middle ring fire air outlet hole, the ignition air outlet hole can be communicated with the ignition air inlet, the valve shell is provided with an outer ring gas transmission cavity channel, a central gas transmission cavity channel and a middle ring gas transmission cavity channel, the outer ring fire air outlet hole can be communicated with the outer ring gas transmission cavity channel, the central fire air outlet hole can be communicated with the central gas transmission cavity channel, and the middle ring fire air outlet hole can be communicated with the middle ring gas transmission cavity channel; the piezoelectric ignition assembly comprises a piezoelectric igniter, a hammer and an ignition spring, the ignition spring is used for pushing the hammer to impact the piezoelectric igniter, the hammer is arranged between the piezoelectric igniter and the ignition spring, and the valve core is connected with an ignition plectrum which is used for shifting the hammer to enable the ignition spring to elastically compress and deform; the valve core is vertically arranged, and the outer ring gas transmission cavity channel, the central gas transmission cavity channel and the middle ring gas transmission cavity channel are transversely arranged.

Preferably, a valve housing air inlet for connecting a gas pipeline is formed outside the valve housing, an electromagnetic valve port is formed in the valve housing, a valve core air inlet is formed at the lower end of the valve core, the valve core air inlet can communicate with the valve housing air inlet through the electromagnetic valve port, and a thermocouple type electromagnetic valve for opening or closing the electromagnetic valve port is installed in the valve housing.

Preferably, the valve housing is formed with a cartridge shell portion, the thermocouple type solenoid valve is installed in the cartridge shell portion, a first connecting rod portion is formed between the cartridge shell portion and the outer ring gas transmission cavity channel, and the first connecting rod portion is integrally arranged with the cartridge shell portion and the outer ring gas transmission cavity channel.

Preferably, a second connecting rod part is formed between the central gas transmission cavity channel and the middle ring gas transmission cavity channel, and the second connecting rod part is integrally arranged with the central gas transmission cavity channel and the middle ring gas transmission cavity channel.

Preferably, the piezoelectric ignition assembly includes a frame shell, a first accommodating cavity and a second accommodating cavity are formed in the frame shell, the piezoelectric igniter is disposed in the first accommodating cavity, the hammer and the ignition spring are disposed in the second accommodating cavity, the air inlet of the valve casing is disposed at the front side of the valve core, and the frame shell is disposed at the rear side of the valve core.

Compared with the prior art, the utility model has the beneficial effects that: the piezoelectric valve body assembly is favorably and adaptively installed in an embedded gas stove by arranging the valve core vertically and arranging the outer ring gas transmission cavity channel, the central gas transmission cavity channel and the middle ring gas transmission cavity channel transversely; through the arrangement of the piezoelectric ignition assembly, the valve shell is provided with the ignition interface for connecting the ignition copper pipe, the ignition air inlet is formed in the valve shell, the ignition interface is communicated with the ignition air inlet, the valve core is provided with the ignition air outlet hole, and the ignition air outlet hole can be communicated with the ignition air inlet, so that the gas stove provided with the valve body assembly disclosed by the utility model can be ignited in a piezoelectric manner, and the energy conservation and the environmental protection are facilitated.

Drawings

FIG. 1 is a front perspective view of a piezoelectric valve body assembly according to the present invention.

FIG. 2 is a schematic rear perspective view of the piezoelectric valve assembly according to the present invention.

FIG. 3 is a schematic top view of a piezoelectric valve body assembly according to the present invention.

Fig. 4 is a partial sectional view along the line a-a in fig. 3.

FIG. 5 is a partial perspective view of a piezoelectric valve body assembly of the present invention with the valve cover removed.

Fig. 6 is a schematic bottom perspective view of the valve cover of the present invention.

Fig. 7 is a rear perspective view illustrating the valve cover according to the present invention.

Fig. 8 is a schematic perspective view of the valve cartridge of the present invention.

Fig. 9 is a schematic top view of the piezoelectric ignition assembly and ignition pick combination of the present invention.

Fig. 10 is a schematic sectional view along the direction B-B in fig. 3.

Description of reference numerals: 1-valve casing; 101-a valve housing inlet; 102-outer ring gas transmission cavity channel; 103-central gas transmission cavity channel; 104-an ignition interface; 105-ignition intake; 106-solenoid valve port; 107-middle ring air transportation cavity; 108-inserting a shell portion; 1081-a first link portion; 109-a second link portion; 2-valve cover; 201-closing the positioning groove; 202-a slide; 203-baffle plate; 3-a valve shaft; 4-a piezoelectric ignition assembly; 41-frame shell; 4101-a first accommodating cavity; 4102-a second accommodating cavity; 43-a piezoelectric igniter; 44-hammer; 4401-bumps; 45-ignition spring; 5-valve core; 501-ignition air outlet holes; 502-spool inlet; 503-outer ring fire air outlet holes; 504-central fire vent; 505-middle ring fire air outlet; 6-valve needle; 7-first spring 8-second spring; 9-valve shaft limiting piece; 10-an ignition pick; 11-thermocouple solenoid valve; 12-ignition driving rod.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The three-cavity piezoelectric energy-saving valve body assembly of the embedded gas stove comprises a valve shell 1 as shown in figures 1 to 5, wherein a valve core 5 is arranged in the valve shell 1, as shown in figure 2, an ignition interface 104 for connecting an ignition copper pipe is formed on the valve shell 1, one end of the ignition copper pipe can be connected with an external thread connector, the external thread connector is in threaded connection with the ignition interface 104, and the other end, corresponding to the ignition copper pipe, is used for connecting an ignition flame-throwing head of the gas stove; as shown in fig. 4, an ignition air inlet 105 is formed inside the valve housing 1, specifically, a valve cavity is formed inside the valve housing 1, the valve core 5 is in fit and abutting connection with the inner wall of the valve cavity, the ignition air inlet 105 is formed on the inner wall of the valve cavity, and the ignition interface 104 is communicated with the ignition air inlet 105; as shown in fig. 8, the valve core 5 is formed with an ignition vent hole 501, an outer ring fire vent hole 503, a center fire vent hole 504 and a middle ring fire vent hole 505 (it should be noted that fig. 4 does not show the ignition vent hole 501, the outer ring fire vent hole 503, the center fire vent hole 504 and the middle ring fire vent hole 505), as shown in fig. 4, as the valve core 5 rotates, the ignition vent hole 501 can rotate to a position facing the ignition air inlet 105, so that the ignition vent hole 501 can communicate with the ignition air inlet 105; as shown in fig. 1, the valve housing 1 is formed with an outer gas transmission channel 102, a central gas transmission channel 103, and an intermediate gas transmission channel 107, the outer gas transmission channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107 are respectively communicated with the inner cavity of the valve core 5, and similarly, the outer ring fire gas outlet hole 503 can be communicated with the outer ring gas transmission cavity channel 102, the central fire gas outlet hole 504 can be communicated with the central gas transmission cavity channel 103, and the middle ring fire gas outlet hole 505 can be communicated with the middle ring gas transmission cavity channel 107, that is, the outer ring gas transmission cavity channel 102 is used for connecting an outer ring fire flaming port of a burner of a gas stove, the central gas transmission cavity channel 103 is used for connecting a central fire flaming port of the burner of the gas stove, the middle ring gas transmission cavity channel 107 is used for connecting a middle ring fire flaming port of the burner of the gas stove, the outer ring fire flaming port of the burner of the gas stove is arranged outside the middle ring fire flaming port, and the middle ring fire flaming port is arranged outside the central fire flaming port. As shown in fig. 1 and fig. 2, the piezoelectric valve assembly of the present invention further includes a piezoelectric ignition component 4, the piezoelectric ignition component 4 includes a piezoelectric igniter 43, a hammer 44 and an ignition spring 45 for pushing the hammer 44 to strike the piezoelectric igniter 43, the piezoelectric igniter 43 is a conventional one, as shown in fig. 9 (it should be noted that only fig. 9 schematically shows the ignition spring 45), the hammer 44 is disposed between the piezoelectric igniter 43 and the ignition spring 45, as shown in fig. 5 and fig. 9, the valve core 5 is connected with an ignition plectrum 10 for shifting the hammer 44 to elastically compress and deform the ignition spring 45, and the ignition plectrum 10 cannot rotate relative to the valve core 5; as shown in figure 1, in the normal use state of the gas stove, the valve core 5 is vertically arranged, the outer ring gas transmission cavity channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107 are transversely arranged, the outer ring gas transmission cavity channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107 can be arranged in parallel, the axis of the valve core 5 is basically perpendicular to the outer ring gas transmission cavity channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107, as shown in figure 5, the piezoelectric valve body assembly of the utility model also comprises a valve shaft 3, as shown in figure 4, the valve shaft 3 and the valve core 5 are coaxially arranged, the valve shaft 3 can be clamped with the valve core 5, so that the valve shaft 3 can drive the valve core 5 to rotate, the valve shaft 3 is used for vertically penetrating through the panel of the embedded gas stove, the upper end of the valve shaft 3 is used for connecting a fire adjusting knob of the gas stove, and as the outer ring gas transmission cavity channel 102 and the central gas transmission cavity channel 103 are transversely arranged, the structure is reasonable, so that the outer ring gas transmission cavity channel 102, the middle ring gas transmission cavity channel 107 and the valve shaft 3 can be conveniently arranged in a, The central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107 are connected with a burner of a gas stove, so that the valve core 5 is vertically arranged, and the outer ring gas transmission cavity channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107 are transversely arranged, the piezoelectric valve body assembly can be suitably installed in an embedded gas stove, the piezoelectric ignition component 4 is arranged, the gas stove provided with the valve body assembly can be subjected to piezoelectric ignition, a dry battery or an external power supply is avoided, and the energy conservation and the environmental protection are facilitated. Because the valve body assembly of the utility model is provided with the outer ring gas transmission cavity channel 102, the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107, the valve body assembly of the utility model belongs to a three-cavity valve body assembly, namely the valve body assembly of the utility model can be applied to control outer ring fire, middle ring fire and central fire.

The working principle of the piezoelectric valve body assembly of the present invention is briefly described as follows: as shown in fig. 4, combustible gas is input into the inner cavity of the valve core 5, the valve shaft 3 is pressed down, so that the valve shaft stopper 9 connected with the valve shaft 3 leaves the closing positioning groove 201 at the top inside the valve cover 2 shown in fig. 6, the valve shaft 3 and the valve core 5 can rotate, as shown in fig. 5, the valve core 5 rotates counterclockwise to synchronously drive the ignition plectrum 10 to swing, as shown in fig. 9, the ignition plectrum 10 swings counterclockwise to poke the bump 4401 of the hammer 44, so that the hammer 44 moves leftwards, the hammer 44 moves leftwards to push the ignition spring 45, so that the ignition spring 45 elastically compresses and deforms, as the ignition plectrum 10 rotates counterclockwise, when the ignition plectrum 10 crosses the bump 4401, the ignition plectrum 10 is separated from the bump 4401, so that the elastic restoring force of the ignition spring 45 pushes the hammer 44 to move rightwards quickly to impact the piezoelectric igniter 43, so that the piezoelectric ceramic inside the piezoelectric igniter 43 generates high voltage, and the piezoelectric igniter 43 is used for electrically connecting the ignition needle, on the gas stove, an ignition needle is arranged close to the ignition flame-throwing head, so that electric sparks are generated between the ignition needle and the ignition flame-throwing head; as described above, when the valve shaft 3 is pressed down, as shown in fig. 4, the valve shaft 3 pushes the needle 6 downward so that the combustible gas in the inner cavity of the valve core 5 can flow upward to the ignition outlet hole 501, and during the swing of the ignition plectrum 10 by the valve core 5, the ignition outlet hole 501 gradually turns to a position aligned with the ignition inlet port 105, when the above-mentioned electric spark is generated, the combustible gas in the valve core 5 has reached the ignition burner through the ignition inlet port 105, and the ignition burner is ignited, and when the valve core 5 is at this ignition position, the outer ring flame outlet hole 503 has communicated with the outer ring gas transmission chamber passage 102, and the ignition burner ignites the outer ring flame outlet of the burner of the gas range, so that the gas range is successfully ignited, and then the valve shaft 3 is released manually, as shown in fig. 4, the valve shaft 3 moves upward by the elastic restoring force of the first spring 7, and simultaneously, the needle 6 moves upward to restore to close the ignition outlet hole 501 by the elastic restoring force of the second spring 8, then, the fire power can be adjusted by turning the valve shaft 3 by hand, and the valve shaft limiting piece 9 slides along the slideway 202 shown in fig. 6 in a swinging way, but if the valve shaft 3 is kept pressed downwards, the valve shaft limiting piece 9 is blocked by the blocking piece 203 shown in fig. 6 and cannot rotate anticlockwise continuously; when the gas stove needs to be closed, the valve shaft 3 is rotated clockwise, the ignition plectrum 10 swings clockwise, when the ignition plectrum 10 contacts the bump 4401, the ignition plectrum 10 slightly swings downwards through the guiding effect of the inclined surface of the bump 4401, so that the ignition plectrum 10 can slide on the lower side of the bump 4401, and when the ignition plectrum 10 swings clockwise to pass through the bump 4401, the elastic restoring force of the first spring 7 swings the ignition plectrum 10 back upwards to restore, so that the ignition plectrum 10 can stir the hammer 44 at the next ignition; as the firepower adjusting structure and principle of the piezoelectric valve body assembly are the prior art, the detailed description is omitted here.

Further, as shown in fig. 1, a valve housing inlet 101 is formed outside the valve housing 1, the valve housing inlet 101 is used for connecting an inlet pipe of a gas stove, and the inlet pipe of the gas stove is used for connecting a combustible gas source (such as a natural gas pipe or a petroleum gas bottle, etc.), as shown in fig. 4 and 10, an electromagnetic valve port 106 is formed in the valve housing 1, as shown in fig. 8, a valve core inlet 502 is formed at the lower end of the valve core 5, the valve core inlet 502 is communicated with an inner cavity of the valve core 5 (that is, the valve core inlet 502 is communicated with an outer fire outlet 503, a center fire outlet 504 and an intermediate fire outlet 505, when the valve needle 6 is opened, the valve core inlet 502 is communicated with the ignition outlet 501), the valve core inlet 502 can be communicated with the valve housing inlet 101 through the electromagnetic valve port 106, as shown in fig. 10, a thermocouple type electromagnetic valve 11 for opening or closing the electromagnetic valve port 106 is installed in the valve housing 1, the thermocouple type electromagnetic valve 11 belongs to the prior art, and specifically, the thermocouple type electromagnetic valve 11 is used for connecting a thermocouple probe arranged in a burner of a gas stove. When the gas stove works, the thermocouple probe is heated by flame, the thermocouple probe generates thermoelectric force, the thermoelectric force is led into the coil of the thermocouple type electromagnetic valve 11 through a lead, the magnetic field generated by the coil enables the thermocouple type electromagnetic valve 11 to be attracted, so that the valve sheet of the thermocouple type electromagnetic valve 11 can keep the state of the electromagnetic valve port 106, the electromagnetic valve port 106 is opened, the normal combustion of a burner of the gas stove is maintained, once the strong wind or the soup and the like overflow, the flame is extinguished, the thermoelectric force of the thermocouple probe is quickly reduced to zero, the coil of the thermocouple type electromagnetic valve 11 is de-energized, the valve sheet of the thermocouple type electromagnetic valve 11 is quickly reset under the elastic restoring force of the spring of the thermocouple type electromagnetic valve 11, the valve sheet of the thermocouple type electromagnetic valve 11 restores to close the electromagnetic valve port 106, the gas supply is stopped, and the safety is ensured, namely, through the arrangement of the thermocouple type electromagnetic valve 11, the valve body assembly is convenient to connect with the thermocouple probe, so that the use safety of a gas stove provided with the valve body assembly is improved. In order to avoid the need for external power supply to open the solenoid valve port 106 when the thermocouple type solenoid valve 11 is ignited, it is preferable that, as shown in fig. 4 and 10, an ignition drive rod 12 is rotatably connected to the lower portion of the valve housing 1, swing rods are respectively formed at the left and right ends of the ignition drive rod 12, the lower end of the valve needle 6 described above corresponds to the swing rod near the right end of the ignition drive rod 12, and the swing rod at the left end of the ignition drive rod 12 is a valve plate abutting against the thermocouple type solenoid valve 11, so that, as described above, when ignition is performed, the valve shaft 3 is pressed down by hand, the valve shaft 3 pushes the valve needle 6 downwards, the lower end of the valve needle 6 pushes the swing rod at the right end of the ignition drive rod 12, so that the swing rod at the left end of the ignition drive rod 12 synchronously pushes the valve plate of the thermocouple type solenoid valve 11, so that the valve plate of the thermocouple type solenoid valve 11 leaves the solenoid valve port 106, when ignition is carried out, combustible gas can reach the inner cavity of the valve core 5, then, a thermocouple probe is heated along with flame generated by a burner of the gas stove, so that the thermocouple type electromagnetic valve 11 is electrified to work and keeps opening the electromagnetic valve port 106, a hand pressing the valve shaft 3 is released, and the valve needle 6 is reset; when the gas cooker is closed, the thermocouple type solenoid valve 11 is de-energized, and the swing link at the left end of the ignition drive lever 12 is restored by the elastic restoring force of the spring of the thermocouple type solenoid valve 11.

Further, as shown in fig. 2, the valve housing 1 is formed with a cartridge housing portion 108, the thermocouple type solenoid valve 11 is mounted in the cartridge housing portion 108, a first link portion 1081 is formed between the cartridge housing portion 108 and the outer ring air delivery passage 102, and the first link portion 1081 is integrally provided with the cartridge housing portion 108 and the outer ring air delivery passage 102, thereby contributing to an improvement in structural strength of the valve housing 1.

Further, as shown in fig. 2, a second connecting rod portion 109 is formed between the central air delivery channel 103 and the middle air delivery channel 107, and the second connecting rod portion 109 is integrally disposed with the central air delivery channel 103 and the middle air delivery channel 107. Thereby further being beneficial to improving the structural strength of the valve shell 1 and avoiding the fracture of the central gas transmission cavity channel 103 and the middle ring gas transmission cavity channel 107.

Further, as shown in fig. 2, the piezoelectric ignition assembly 4 includes a frame 41, the frame 41 may be integrated with the valve cap 2, as shown in fig. 7, a first accommodation chamber 4101 and a second accommodation chamber 4102 are formed in the frame 41, as shown in fig. 5 and fig. 9, the piezoelectric igniter 43 is disposed in the first accommodation chamber 4101, the hammer 44 and the ignition spring 45 are disposed in the second accommodation chamber 4102, and the projection 4401 of the hammer 44 penetrates through the front portion of the frame 41, as shown in fig. 1 to fig. 4, the valve housing air inlet 101 is disposed on the front side of the valve element 5, more specifically, the valve housing air inlet 101 is formed on the front end portion of the valve housing 1, and the frame 41 is disposed on the rear side of the valve element 5.

Claims

1. The utility model provides an energy-conserving valve body assembly of three chamber piezoelectric type of embedded gas-cooker, includes valve casing (1), be equipped with case (5), its characterized in that in valve casing (1): the valve housing (1) is formed with an ignition interface (104) for connecting an ignition copper tube, an ignition air inlet (105) is formed in the valve shell (1), the ignition interface (104) is communicated with the ignition air inlet (105), the valve core (5) is provided with an ignition vent hole (501), an outer ring fire vent hole (503), a center fire vent hole (504) and a middle ring fire vent hole (505), the ignition air outlet hole (501) can be communicated with the ignition air inlet (105), the valve casing (1) is provided with an outer ring gas transmission cavity channel (102), a central gas transmission cavity channel (103) and a middle ring gas transmission cavity channel (107), the outer ring fire air outlet hole (503) can be communicated with the outer ring air transmission cavity channel (102), the central fire air outlet hole (504) can be communicated with the central air transmission cavity channel (103), the middle ring fire air outlet hole (505) can be communicated with the middle ring gas transmission cavity channel (107); the ignition device is characterized by further comprising a piezoelectric ignition assembly (4), wherein the piezoelectric ignition assembly (4) comprises a piezoelectric igniter (43), a hammer (44) and an ignition spring (45) for pushing the hammer (44) to impact the piezoelectric igniter (43), the hammer (44) is arranged between the piezoelectric igniter (43) and the ignition spring (45), and the valve core (5) is connected with an ignition plectrum (10) for poking the hammer (44) to enable the ignition spring (45) to be elastically compressed and deformed; the valve core (5) is vertically arranged, and the outer ring gas transmission cavity channel (102), the central gas transmission cavity channel (103) and the middle ring gas transmission cavity channel (107) are transversely arranged.

2. The three-cavity piezoelectric energy-saving valve body assembly of the embedded gas stove as claimed in claim 1, wherein: the gas pipeline control valve is characterized in that a valve casing air inlet (101) used for being connected with a gas pipeline is formed outside the valve casing (1), an electromagnetic valve port (106) is formed in the valve casing (1), a valve core air inlet (502) is formed at the lower end of the valve core (5), the valve core air inlet (502) can be communicated with the valve casing air inlet (101) through the electromagnetic valve port (106), and a thermocouple type electromagnetic valve (11) used for opening or closing the electromagnetic valve port (106) is installed in the valve casing (1).

3. The three-cavity piezoelectric energy-saving valve body assembly of the embedded gas stove as claimed in claim 2, wherein: valve casing (1) is formed with cartridge shell portion (108), install thermocouple formula solenoid valve (11) in cartridge shell portion (108), cartridge shell portion (108) with be formed with first connecting rod portion (1081) between outer ring gas transmission chamber way (102), first connecting rod portion (1081) with cartridge shell portion (108) and outer ring gas transmission chamber way (102) integration sets up.

4. The three-cavity piezoelectric energy-saving valve body assembly of the embedded gas stove as claimed in claim 3, wherein: a second connecting rod part (109) is formed between the central gas transmission cavity channel (103) and the middle ring gas transmission cavity channel (107), and the second connecting rod part (109) is integrally arranged with the central gas transmission cavity channel (103) and the middle ring gas transmission cavity channel (107).

5. The three-cavity piezoelectric energy-saving valve body assembly of the embedded gas stove as claimed in claim 2, wherein: the piezoelectric ignition assembly (4) comprises a frame shell (41), a first accommodating cavity (4101) and a second accommodating cavity (4102) are formed in the frame shell (41), the piezoelectric igniter (43) is arranged in the first accommodating cavity (4101), the hammer (44) and the ignition spring (45) are arranged in the second accommodating cavity (4102), the valve shell air inlet (101) is arranged on the front side of the valve core (5), and the frame shell (41) is arranged on the rear side of the valve core (5).