CN212480238U

CN212480238U - Integrated gas proportional valve and stove

Info

Publication number: CN212480238U
Application number: CN202020630612.XU
Authority: CN
Inventors: 邵超杰; 沈仕光
Original assignee: Ningbo Xinbao Electric Co ltd
Current assignee: Ningbo Xinbao Electric Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-02-05
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses an integrated form gas proportional valve and cooking utensils, including valve body, first solenoid valve, proportion solenoid valve and proportion case subassembly, through the orientation parallel arrangement with air inlet and gas outlet for parallel mount can be realized to external gas pipeline, reduces the installation space demand of gas pipeline in the upper and lower direction. Secondly, the arrangement direction of the proportional solenoid valve is parallel to the direction of the gas outlet, the first valve core is arranged in parallel to the first gas inlet channel, and the first valve core and the proportional solenoid valve are axially and vertically arranged, so that the installation plane of the whole valve body is positioned on a horizontal plane, the maximum thickness of the whole gas proportional valve in the vertical direction is integrally reduced, the whole thickness of the stove can be further reduced, and the proportional solenoid valve is suitable for the installation space requirement of a thin-wall type stove.

Description

Integrated gas proportional valve and stove

Technical Field

The utility model belongs to the technical field of gas cooking utensils's technique and specifically relates to an integrated form gas proportional valve and cooking utensils are related to.

Background

The gas proportional valve is a core control component of a gas appliance, can realize the functions of adjusting gas pressure and stabilizing pressure, can maintain stable work of gas and improve the effect of combustion efficiency, and is widely applied to the fields of gas appliances and water heaters.

The prior gas proportional valve structure is disclosed in the utility model with the publication number of CN203009922U, and comprises a cut-off valve part and proportional valve parts arranged at two sides of the cut-off valve part, wherein an air inlet is arranged on the cut-off valve part, and an air outlet is arranged on each proportional valve part. During the use, gas pipeline is all connected with the air inlet to the gas outlet, takes the gas into in the valve portion that ends from the air inlet through gas pipeline at first, and in the valve portion opened back gas entered into whole valve body, can realize the gas through control proportion valve portion and export from air outlet department, and then realize the regulation and control to cooking utensils flame size.

The gas proportional valve takes the direction of fig. 2 as an example, the opening direction of the gas inlet is the front-back direction, the main body arrangement direction of the stop valve part is the up-down direction, and the stop valve part and the main body are in a vertical relation; similarly, the opening direction of the air inlet is perpendicular to the arrangement direction of the main body of the proportional valve part. The existing gas proportional valve is more and more prone to be thin-walled, the valve portion main body is perpendicular to the gas port in the arrangement direction, so that the main body of one valve portion is inevitably in a vertical state during installation, the thickness of the stove needs to be increased to meet the requirement of installation space, and the existing gas proportional valve cannot meet the requirement of gradual thinning of the gas stove.

SUMMERY OF THE UTILITY MODEL

The first purpose of the utility model is to provide an integrated form gas proportional valve, be applicable to the installation space demand of thin walled gas cooking utensils.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

an integrated gas proportioning valve comprising:

the valve body comprises a first mounting part and a second mounting part, an air inlet, a first air inlet channel and a first air storage cavity communicated with the air inlet and the first air inlet channel are formed in the first mounting part, the second mounting part comprises a second air storage cavity and an air outlet cavity communicated with each other, the second air storage cavity is communicated with the first air inlet channel, and the air outlet cavity is provided with an opening;

the first electromagnetic valve is arranged at the first mounting part, is used for opening/blocking the communication between the air inlet and the first air inlet channel, and comprises a first valve core of which one end extends into the first air storage cavity;

the proportional solenoid valve is arranged at the second mounting part and comprises a proportional iron core; and

the proportional valve core assembly is accommodated in the second air storage cavity and is driven by the proportional electromagnetic valve to open/block the communication between the second air storage cavity and the air outlet cavity;

the axial direction of the first valve core is parallel to the extending direction of the first air inlet channel, and the direction of the air inlet is parallel to the direction of the opening; the axial direction of the proportional iron core is parallel to the opening direction of the air outlet cavity, and the axial directions of the first valve core and the proportional iron core are mutually vertical.

Through adopting above-mentioned technical scheme, with the orientation parallel arrangement of air inlet and gas outlet for parallel installation can be realized to external gas pipeline, reduces the installation space demand of gas pipeline in the upper and lower direction. Secondly, the arrangement direction of the proportional solenoid valve is parallel to the direction of the gas outlet, the first valve core is arranged in parallel to the first gas inlet channel, and the first valve core and the proportional solenoid valve are axially and vertically arranged, so that the installation plane of the whole valve body is positioned on a horizontal plane, the maximum thickness of the whole gas proportional valve in the vertical direction is integrally reduced, the whole thickness of the stove can be further reduced, and the proportional solenoid valve is suitable for the installation space requirement of a thin-wall type stove.

Preferably, the valve body further comprises a third mounting part connected with the second mounting part, a second air inlet channel, an air outlet and a third air storage cavity communicated with the second air inlet channel and the air outlet are formed in the third mounting part, the second air inlet channel is communicated with the air outlet cavity, and the extending direction of the second air inlet channel is parallel to the extending direction of the first air inlet channel;

the integrated gas proportional valve further comprises:

the second electromagnetic valve is arranged at the third mounting part, is used for opening/blocking the communication between the air outlet and the second air inlet channel, and comprises a second valve core of which one end extends into the third air storage cavity;

the axial direction of the second valve core is parallel to the axial direction of the proportional iron core, and the axial direction of the second valve core is parallel to the direction of the air outlet.

Through adopting above-mentioned technical scheme, the add of third installation department makes the route of giving vent to anger that has increased the gas, combines the setting of going out the gas cavity in the second installation department, realizes that the bi-pass of gas is given vent to anger, and then can be to the on-off control of outer loop and inner ring flame, utilizes the proportion solenoid valve can realize getting into the gas flow control of going out gas cavity and second gas storage intracavity simultaneously, and then has controlled the size of inside and outside loop flame, has improved the flexibility when cooking utensils operate. In addition, the axial direction of the second valve core is parallel to the axial direction of the proportional iron core, and the orientation of the gas outlet is parallel to the axial direction of the second valve core, so that the orientation of the gas outlet is parallel to the open orientation, the gas pipeline connected with the gas outlet and the gas pipeline connected with the gas outlet cavity can be arranged on the same plane, the thickness of the whole valve body in the up-and-down direction does not need to be increased, and the installation space requirement of the thin-wall type cooker is better met.

Preferably, the method further comprises the following steps:

the sealing plate seat is connected with the valve body and covers the opening and the gas outlet, the sealing plate seat comprises a gas outlet joint communicated with the gas outlet cavity and the gas outlet, and the axial direction of the gas outlet joint is parallel to the direction of the opening/the gas outlet.

Through adopting above-mentioned technical scheme, utilize setting up of closing plate seat at first with uncovered and the sealing of gas outlet, the discharge of gas can be unified through giving vent to anger joint output, has realized the path control of gas output and has realized the steady voltage output of gas. In addition, the arrangement direction of the air outlet joint is parallel to the direction of the opening/air outlet, so that the external gas pipeline is ensured to be installed on the same horizontal plane again, and the installation space requirement of the thin-wall type kitchen range is met.

Preferably, a sealing ring is arranged at the outer edge of the opening, and the sealing plate seat is abutted to the sealing ring.

Through adopting above-mentioned technical scheme, setting up of sealing washer has improved the gas tightness between valve body and the shrouding seat, security when improving the use.

Preferably, the air outlet connector has an external threaded section.

Through adopting above-mentioned technical scheme, the setting of external screw thread section is convenient for external gas pipeline and the quick installation of giving vent to anger between the joint, and the pipe connection of screw thread mode has better leakproofness, the security of better promotion proportional valve during operation simultaneously.

Preferably, the proportional spool assembly comprises:

one end of the proportional valve core extends into the air outlet cavity;

the valve plug is connected to the proportional valve core, and the outer peripheral surface of the valve plug is abutted to the outer edge of the opening of the second air storage cavity;

the magnet block is abutted against the end part of the proportional valve core;

the pressure regulating film is abutted against the magnet block and forms a pressure regulating cavity with the inner wall of the second mounting part; and

and the compressing piece is connected with the proportional valve core and compresses the magnet block and the pressure regulating film on the proportional valve core.

Through adopting above-mentioned technical scheme, proportion solenoid valve during operation, the proportion iron core gets electric can use on the proportion case, utilizes repelling mutually of magnet piece and proportion iron core to promote whole proportion case towards play gas chamber one side motion for second gas storage chamber communicates with each other with going out the gas chamber. After the proportional valve solenoid valve loses the electricity, utilize the whole proportion iron core of pressure regulating membrane drive to reset for second gas storage chamber cuts off the intercommunication with going out the gas cavity. And the structure setting of proportion case subassembly, the magnet piece all is connected with the proportion case through compressing tightly the piece with the pressure regulating membrane, and the dismouting is comparatively convenient.

Preferably, the proportional valve core includes the main part and connects the installation department of main part, the installation department includes first accepting ring and second accepting ring, first accepting ring and second accept to have the interval and form spacing annular between the ring, the valve plug card is located in the spacing annular.

Through adopting above-mentioned technical scheme, adopt the connected mode that the card established between valve plug and the proportional valve core, the monomer of the valve plug of being convenient for is changed, need not whole change proportional valve core subassembly, improves proportional valve's life. Meanwhile, the upper end face and the lower end face of the valve plug are limited by the first bearing ring and the second bearing ring, so that the firmness of the valve plug after being connected with the proportional valve core is improved, the vibration caused by gas impact is reduced, and the air tightness is improved.

Preferably, the pressing piece comprises a pressing cover and a limiting rod vertically and upwardly extending from one end face of the pressing cover, the pressing cover is provided with a ring groove, and the pressure regulating film is provided with a clamping seat clamped in the ring groove; the proportional valve core is provided with a clamping groove for connecting the limiting rod.

Through adopting above-mentioned technical scheme, the pressure regulating membrane utilizes the card of cassette in the annular to establish and realized and compress tightly the piece between the ascending spacing in radial, and the axial packing force that recycles the piece that compresses tightly realizes compressing tightly fixedly of pressure regulating membrane and magnet piece, improves the wholeness of proportion case subassembly. Secondly, compress tightly the piece when being connected with the proportion iron core, adopted the gag lever post to be connected with the cooperation of draw-in groove, the operation is comparatively simple.

Preferably, the first mounting portion comprises a connecting flange, and the air inlet is opened in the connecting flange.

Through adopting above-mentioned technical scheme, flange is convenient for with being connected of other pipelines.

The second purpose of the utility model is to provide a thin-wall type cooking utensils.

a cooking utensil comprises the integrated gas proportional valve.

Through adopting above-mentioned technical scheme, set up air inlet and the uncovered orientation of going out the air cavity into parallel state in the valve body, simultaneously with the axial direction of proportion solenoid valve and the uncovered orientation parallel arrangement of going out the air cavity for the proportion solenoid valve can the horizontal installation, has reduced the ascending maximum thickness in upper and lower side of whole gas proportion valve body, and then the thickness of reducible cooking utensils.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the design of the gas path in the valve body, the directions of the gas inlet, the gas outlet cavity and the gas outlet are set to be in a parallel state, meanwhile, the axial direction of the proportional solenoid valve and the direction of the gas outlet cavity are arranged in parallel, and the axial direction of the second solenoid valve and the direction of the gas outlet are arranged in parallel, so that the proportional solenoid valve, the second solenoid valve and an external gas pipeline are all positioned on the same level, the maximum thickness of the whole gas proportional valve in the up-down direction is reduced, and the requirement of the installation space of the cooker on the thickness is reduced;

2. the first electromagnetic valve, the second electromagnetic valve and the proportional electromagnetic valve are integrally connected to one valve body, so that the mounting space of the whole cooker is reduced;

3. the gas outlet joint is connected with the valve body through the sealing plate seat, so that the gas in the gas outlet cavity and the gas outlet is uniformly output from the gas outlet joint, the control of an output path is realized, the axial direction of the gas outlet joint is parallel to the axial directions of the second electromagnetic valve and the proportional electromagnetic valve, the maximum thickness of the whole gas proportional valve in the vertical direction is ensured to be unchanged, and the requirement of the installation space of the cooker on the thickness is met;

4. valve plug, magnet piece and pressure regulating membrane have all adopted detachable connected mode with the proportional valve core in the proportional valve core subassembly, make things convenient for the change of monomer part after a period of use, and need not to change whole proportional valve core subassembly, have reduced the replacement cost and have improved life simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of an integrated gas proportional valve according to a first embodiment;

FIG. 2 is a cross-sectional view of an integrated gas proportional valve according to a first embodiment;

FIG. 3 is an exploded view of the valve body and the sealing plate seat according to the first embodiment;

FIG. 4 is an exploded view of the proportional valve core assembly at one of its viewing angles according to one embodiment;

FIG. 5 is an exploded view of the proportional valve core assembly of the first embodiment from another perspective;

FIG. 6 is a schematic view of the inlet and outlet of the integrated gas proportional valve according to the first embodiment.

In the figure, 1, a valve body; 11. a first mounting portion; 111. a connecting flange; 112. an air inlet; 113. a first gas storage chamber; 114. a first air intake passage; 12. a second mounting portion; 121. a second gas storage chamber; 122. an air outlet cavity; 123. opening the mouth; 13. a third mounting portion; 131. a second intake passage; 132. a third gas storage chamber; 133. an air outlet; 2. a first solenoid valve; 21. a first valve spool; 3. a proportional solenoid valve; 31. a proportional iron core; 4. a second solenoid valve; 41. a second valve core; 5. a proportional spool assembly; 51. a proportional valve core; 511. a main body portion; 512. a first receiving ring; 513. a second receiving ring; 514. a limiting ring groove; 515. a card slot; 52. a valve plug; 53. a magnet block; 54. adjusting the pressure; 541. a card holder; 55. a compression member; 551. a gland; 552. a limiting rod; 553. the ring groove 6 and the sealing plate seat; 61. an air outlet joint; 7. and (5) sealing rings.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. It should be noted that, if directional indications (such as up, down, left, right, front, and back) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example one

Referring to fig. 1, the integrated gas proportional valve includes an integrated valve body 1, and a first solenoid valve 2, a proportional solenoid valve 3, and a second solenoid valve 4 integrally mounted on the valve body 1. The valve body 1 comprises a first installation part 11, a second installation part 12 and a third installation part 13 which are sequentially connected, a first electromagnetic valve 2 is connected to the first installation part 11, a proportional electromagnetic valve 3 is connected to the second installation part 12, and a second electromagnetic valve 4 is connected to the third installation part 13.

Referring to fig. 1 and 2 together, the first mounting portion 11 has an air inlet 112, a first air inlet passage 114, and a first air storage cavity 113 communicating the air inlet 112 and the first air inlet passage 114. The first mounting portion 11 further includes a connecting flange 111, the air inlet 112 is opened in the connecting flange 111, and the air inlet 112 faces forward and backward; the first intake passage 114 extends in the left-right direction of the entire valve body 1, i.e., perpendicular to the direction of the intake port 112.

The first solenoid valve 2 includes a first valve core 21, one end of the first valve core 21 extends into the first air storage cavity 113 and can abut against one end of the first air inlet channel 114 to block the communication with the first air storage cavity 113, thereby realizing the blocking of the first air inlet channel 114 and the air inlet 112. Further, the axial direction of the first valve body 21 is parallel to the extending direction of the first intake passage 114, which is the left-right direction of the valve body 1.

The second mounting portion 12 has a second air storage cavity 121 and an air outlet cavity 122 with an opening 123, which are connected to each other, and one end of the first air inlet channel 114 is connected to the second air storage cavity 121. The second air storage cavity 121 is also internally provided with a proportional valve core assembly 5, and the proportional valve core assembly 5 is controlled by the proportional solenoid valve 3 and is used for opening/blocking the communication between the second air storage cavity 121 and the air outlet cavity 122.

The proportional solenoid valve 3 includes a proportional core 31, and the axial direction of the proportional core 31 is parallel to the orientation of the opening 123, i.e., the front-back direction of the valve body 1 in this embodiment, i.e., parallel to the orientation of the air inlet 112.

The third mounting portion 13 has a second air inlet channel 131, an air outlet 133, and a third air storage chamber 132 communicating the second air inlet channel 131 with the air outlet 133. The extending direction of the second air inlet channel 131 is parallel to the extending direction of the first air inlet channel 114, and one end is communicated with the air outlet cavity 122.

The second solenoid valve 4 includes a second valve core 41, and one end of the second valve core 41 extends into the third air storage cavity 132 and can abut against the end of the air outlet 133 to block the communication with the third air storage cavity 132, so as to block the second air inlet channel 131 and the air outlet 133. Further, the axial direction of the second valve element 41 is parallel to the direction of the outlet 133, as well as the front-rear direction of the valve body 1, i.e., parallel to the axial direction of the proportional core 31.

In this embodiment, the axial directions of the first electromagnetic valve 2, the proportional electromagnetic valve 3 and the second electromagnetic valve 4 are all located on the installation plane a, so that the thickness of the valve body 1 in the up-down direction is effectively reduced, and the installation space in the up-down direction is reduced.

Referring to fig. 2 and 3 together, a sealing plate seat 6 is further connected to the valve body 1, and the opening 123 and the air outlet 133 are covered by the sealing plate seat 6. The sealing plate seat 6 mainly includes two air outlet joints 61 arranged in parallel, the positions of the two air outlet joints 61 respectively correspond to the opening 123 and the air outlet 133, and the axial direction of the air outlet joint 61 is parallel to the orientation of the air outlet 133/the opening 123. The air outlet joint 61 has an external thread section to facilitate connection of an external gas pipeline.

Referring to fig. 2, 4 and 5, the proportional valve core assembly 5 includes a proportional valve core 51, a valve plug 52, a magnet block 53, a pressure regulating film 54 and a pressing member 55. One end of the proportional valve element 51 extends from the second air storage cavity 121 to the air outlet cavity 122, and mainly comprises a main body part 511 and a mounting part located at one end of the main body part 511, the mounting part comprises a first bearing ring 512 and a second bearing ring 513, and a spacing ring groove 514 is formed between the first bearing ring 512 and the second bearing ring 513. The valve plug 52 is made of an elastic sealing material, such as rubber, and has a certain elasticity and is clamped in the limiting ring groove 514, and the outer peripheral surface of the valve plug 52 abuts against the outer edge of the opening of the second air storage cavity 121 to block the communication between the second air storage cavity 121 and the air outlet cavity 122.

The magnet block 53 and the pressure regulating film 54 sequentially abut on the main body 511, and are connected to the proportional valve element 51 by the presser 55. The pressure regulating film 54 partitions the second air reservoir 121 and forms a pressure regulating chamber with the inner wall of the second mounting portion 12.

The pressing member 55 includes a pressing cover 551 and a limiting rod 552 extending vertically upward from an end surface of the pressing cover 551, and a ring groove 553 is formed on the pressing cover 551. The pressure regulating film 54 has a protruding clamping seat 541 at the middle position, the clamping seat 541 can be clamped in the ring groove 553, the limiting rod 552 can penetrate through the pressure regulating film 54 and the magnet 53 and extend to one side of the proportional valve core 51, the main body 511 of the proportional valve core 51 is provided with a clamping groove 515 for the connection of the limiting rod 552, and preferably, the connection mode between the limiting rod 552 and the clamping groove 515 is a threaded connection.

When the integrated gas proportional valve works, the mounting plane A is parallel to the horizontal plane, gas enters the valve body 1 from the gas inlet 112, when the first electromagnetic valve 2 is powered on, the first valve core 21 overcomes the spring force and displaces in the direction away from the first gas inlet channel 114, so that the first gas inlet channel 114 is communicated with the gas inlet 112, and the gas enters the second gas storage cavity 121.

When the proportional solenoid valve 3 works, the proportional iron core 31 is powered on to push the whole proportional valve core 51 to displace towards the direction of the opening 123, the valve plug 52 gradually breaks away from the collision with the outer edge of the opening of the second gas storage cavity 121, the communication between the second gas storage cavity 121 and the gas outlet cavity 122 is realized, one part of gas can be output through the gas outlet connector 61, and the other part of gas enters the third gas storage cavity 132 through the second gas inlet channel 131.

When the second electromagnetic valve 4 is powered, the second valve core 41 is displaced toward the side away from the air outlet 133, so that the air outlet 133 is communicated with the third air storage cavity 132, and then a part of the fuel gas is output from the other air outlet connector 61, specifically referring to the air inlet and outlet indication shown in fig. 6.

Example two

A cooker adopts an integrated gas proportional valve in the first embodiment.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. An integrated gas proportioning valve comprising:

the valve body (1), the valve body (1) includes a first mounting portion (11) and a second mounting portion (12), an air inlet (112), a first air inlet channel (114) and a first air storage cavity (113) communicated with the air inlet (112) and the first air inlet channel (114) are formed in the first mounting portion (11), the second mounting portion (12) includes a second air storage cavity (121) and an air outlet cavity (122) communicated with each other, the second air storage cavity (121) is communicated with the first air inlet channel (114), and the air outlet cavity (122) is provided with an opening (123);

the first electromagnetic valve (2) is arranged at the first installation part (11), is used for opening/blocking the communication between the air inlet (112) and the first air inlet channel (114), and comprises a first valve core (21) with one end extending into the first air storage cavity (113);

a proportional solenoid valve (3) provided at the second mounting portion (12) and including a proportional core (31); and

the proportional valve core assembly (5) is accommodated in the second air storage cavity (121) and is driven by the proportional solenoid valve (3) to open/block the communication between the second air storage cavity (121) and the air outlet cavity (122);

wherein the axial direction of the first valve core (21) is parallel to the extending direction of the first air inlet channel (114), and the orientation of the air inlet (112) is parallel to the orientation of the opening (123); the axial direction of the proportional iron core (31) is parallel to the direction of an opening (123) of the air outlet cavity (122), and the axial directions of the first valve core (21) and the proportional iron core (31) are mutually vertical.

2. The integrated gas proportional valve according to claim 1, wherein the valve body (1) further comprises a third mounting portion (13) connected to the second mounting portion (12), a second gas inlet channel (131), a gas outlet (133) and a third gas storage cavity (132) communicating the second gas inlet channel (131) with the gas outlet (133) are formed in the third mounting portion (13), the second gas inlet channel (131) is communicated with the gas outlet cavity (122), and the extending direction of the second gas inlet channel (131) is parallel to the extending direction of the first gas inlet channel (114);

the integrated gas proportional valve further comprises:

the second electromagnetic valve (4) is arranged at the third installation part (13), is used for opening/blocking the communication between the air outlet (133) and the second air inlet channel (131), and comprises a second valve core (41) with one end extending into the third air storage cavity (132);

the axial direction of the second valve core (41) is parallel to the axial direction of the proportional iron core (31), and the axial direction of the second valve core (41) is parallel to the direction of the air outlet (133).

3. The integrated gas proportioning valve of claim 2 further comprising:

the sealing plate seat (6) is connected with the valve body (1) and covers the opening (123) and the air outlet (133), the sealing plate seat (6) comprises an air outlet joint (61) communicated with the air outlet cavity (122) and the air outlet (133), and the axial direction of the air outlet joint (61) is parallel to the direction of the opening (123)/the air outlet (133).

4. The integrated gas proportional valve according to claim 3, wherein a sealing ring (7) is arranged at the outer edge of the opening (123), and the sealing plate seat (6) is abutted against the sealing ring (7).

5. The integrated gas proportioning valve of claim 3 wherein the outlet fitting (61) has an externally threaded section.

6. An integrated gas proportional valve according to claim 1, wherein the proportional valve core assembly (5) comprises:

one end of the proportional valve core (51) extends into the air outlet cavity (122);

a valve plug (52) which is connected to the proportional valve core (51) and the outer peripheral surface of the valve plug is abutted against the outer edge of the opening of the second air storage cavity (121);

a magnet block (53) which abuts against the end of the proportional valve element (51);

the pressure regulating film (54) is abutted against the magnet block (53) and forms a pressure regulating cavity with the inner wall of the second mounting part (12); and

and the pressing piece (55) is connected with the proportional valve core (51) and presses the magnet block (53) and the pressure regulating film (54) on the proportional valve core (51).

7. The integrated gas proportional valve according to claim 6, wherein the proportional valve spool (51) comprises a main body portion (511) and a mounting portion connected with the main body portion (511), the mounting portion comprises a first bearing ring (512) and a second bearing ring (513), a spacing exists between the first bearing ring (512) and the second bearing ring (513) and forms a limiting ring groove (514), and the valve plug (52) is clamped in the limiting ring groove (514).

8. The integrated gas proportional valve according to claim 6, wherein the pressing member (55) comprises a gland (551) and a limiting rod (552) vertically extending upwards from one end face of the gland (551), the gland (551) is provided with a ring groove (553), and the pressure regulating film (54) is provided with a clamping seat (541) clamped in the ring groove (553); the proportional valve core (51) is provided with a clamping groove (515) for connecting the limiting rod (552).

9. An integrated gas proportional valve according to claim 1, wherein the first mounting portion (11) comprises a connecting flange (111), and the gas inlet (112) opens into the connecting flange (111).

10. Hob, characterized in, that it comprises an integrated gas proportional valve according to any of the claims 1 to 9.