CN217502686U - Gas volume gear adjusting part and gas valve device - Google Patents

Abstract

The utility model discloses a gas volume gear adjusting part and gas valve device, the gas valve device includes gas volume gear adjusting part, gas volume gear adjusting part includes the gear module, the gear module includes the gas chamber, gas passageway and switching piece, switching piece has drive division and shutoff portion, first connected state and second connected state have between gas chamber and the gas passageway, be equipped with main entrance or main entrance and accessory channel between gas chamber and the gas passageway, the drive division orders about shutoff portion part or shutoff main entrance completely, make and be in first connected state between gas chamber and the gas passageway, the drive division orders about the shutoff portion and removes the shutoff to the main entrance, make and be in the second connected state between gas chamber and the gas passageway. Utilize switching piece to switch the intercommunication state between gas chamber and the gas passageway, change the air output, realize adjusting the function of gas flux, and be favorable to realizing the switching regulation of the gas flux of different gears, convenient to use.

Description

Gas volume gear adjusting part and gas valve device

Technical Field

The utility model relates to a gas equipment technical field, in particular to gas volume gear adjusting part and gas valve device.

Background

The existing gas valve devices, such as an angle valve, a plug valve and the like, only have an on-off control function, but do not have a function of adjusting gas flux, and are not suitable for gas appliances needing to change gas quantity gears; and to valve gear such as plug valve, it is when adjusting gas flux, generally through rotating the case, through the intercommunication area that changes between venthole and the air outlet channel on the case to realize the regulation of gas flux, what of gas flux need lean on user's regulation control, have the gas utensil that accurate gas volume required to different gears, the difficult gear that realizes comparatively accurate switches, needs the user to adjust repeatedly, the inconvenient use that switches gas volume gear.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a gas volume gear adjusting part, it can change the air output through switching the piece and switch the intercommunication state between gas chamber and the gas channel, can use with the valve body cooperation that has the switch function, makes it possess the function of adjusting the gas flux, realizes the switching between first intercommunication state and the second intercommunication state through the action of drive division drive shutoff portion, is favorable to realizing the switching of the gas flux of different gears and adjusts convenient to use.

The utility model discloses still provide a gas valve device that has this gas volume gear adjusting part.

According to the utility model discloses a gas volume gear adjusting part of embodiment of first aspect, it includes the gear module, the gear module includes gas chamber, gas passageway and switching piece, the switching piece has drive division and shutoff portion, have first intercommunication state and second intercommunication state between gas chamber and the gas passageway; a main channel is arranged between the gas cavity and the gas channel, the driving part can drive the blocking part to partially block the main channel and enable a ventilation gap to be formed between the main channel and the gas cavity, so that the gas cavity and the gas channel are communicated with the main channel through the ventilation gap, the gas cavity and the gas channel are in a first communication state, and the driving part can drive the blocking part to release the blocking of the main channel, so that the gas cavity and the gas channel are communicated through the main channel, and the gas cavity and the gas channel are in a second communication state; or, the gas chamber with be equipped with main entrance and accessory channel between the gas passageway, drive division can order about the shutoff portion blocks up completely the main entrance, so that the gas chamber with pass through between the gas passageway the accessory channel intercommunication makes the gas chamber with be in first connected state between the gas passageway, drive division can order about the shutoff portion is relieved right the shutoff of main entrance, so that the gas chamber with pass through between the gas passageway the main entrance with the accessory channel intercommunication makes the gas chamber with be in the second connected state between the gas passageway.

According to the utility model discloses gas volume gear adjusting part, it has following beneficial effect at least: when the gas switching device is used, gas is input into the gas cavity, the main channel is arranged between the gas cavity and the gas channel, the driving part of the switching piece is used for driving the blocking part to partially block the main channel, the main channel and the gas cavity form a ventilation gap and the main channel are used for realizing the communication between the gas cavity and the gas channel, so that the gas cavity and the gas channel are in a first communication state, when the gas flux is switched, the driving part is used for driving the blocking part to remove the blocking of the main channel, the main channel is used for realizing the communication between the gas cavity and the gas channel, the ventilation area is changed, the gas cavity and the gas channel are in a second communication state, and the gas quantity output by the gas channel is changed; or, the gas is imported to the gas chamber, through set up main entrance and accessory channel between gas chamber and gas channel, the drive division that utilizes the switching piece orders about the complete shutoff main entrance of shutoff portion, utilize the accessory channel to realize the intercommunication between gas chamber and the gas channel, make and be in first connected state between gas chamber and the gas channel, when switching gas flux, the drive division orders about the shutoff portion and removes the shutoff to the main entrance, utilize main entrance and accessory channel to realize the intercommunication between gas chamber and the gas channel, change the area of ventilating, make and be in the second connected state between gas chamber and the gas channel, thereby change the gas volume of gas channel output. The utility model discloses can switch the communicating state between gas chamber and the gas passageway through switching piece, change the air output, can use with the valve body cooperation that has switch function, make it possess the function of adjusting the gas flux, through the switching between first communicating state of drive division drive shutoff portion action realization and the second communicating state, be favorable to realizing the switching regulation of the gas flux of different gears, reduce the trouble that the user need adjust repeatedly, be convenient for realize comparatively accurate gear switching, convenient to use.

According to some embodiments of the present invention, a main channel is disposed between the gas chamber and the gas channel, the driving portion can drive the blocking portion to partially block the main channel and provide a ventilation gap between the main channel and the gas chamber, so that the gas chamber and the gas channel are communicated with each other through the ventilation gap and the main channel, and the gas chamber and the gas channel are in a first communication state, and the driving portion can drive the blocking portion to unblock the main channel, so that the gas chamber and the gas channel are communicated with each other through the main channel, and the gas chamber and the gas channel are in a second communication state; the gas chamber with still be equipped with the accessory channel between the gas passageway, the gas chamber with be in between the gas passageway first connected state and during the second connected state, the gas chamber with can pass through between the gas passageway the accessory channel keeps the intercommunication.

According to some embodiments of the present invention, a main channel is disposed between the gas chamber and the gas channel, the driving portion can drive the blocking portion to partially block the main channel and provide a ventilation gap between the main channel and the gas chamber, so that the gas chamber and the gas channel are communicated with each other through the ventilation gap and the main channel, and the gas chamber and the gas channel are in a first communication state, and the driving portion can drive the blocking portion to unblock the main channel, so that the gas chamber and the gas channel are communicated with each other through the main channel, and the gas chamber and the gas channel are in a second communication state; the main channel is provided with a notch groove at the channel opening on one side of the fuel gas cavity, and the blocking part can abut against the channel opening of the main channel and form the ventilation gap through the notch groove.

According to some embodiments of the utility model, the gear module is equipped with a plurality ofly, a plurality of establish ties between the gear module, adjacent two between the gear module, one of them the gear module the gas passageway with another the gear module the gas chamber intercommunication.

According to the utility model discloses a gas valve device, it includes the ooff valve and according to the utility model discloses the gas volume gear adjusting part of above-mentioned first aspect embodiment, the ooff valve has first inlet channel and first gas outlet channel, first gas outlet channel with gas chamber intercommunication, the ooff valve can make first inlet channel with communicate or break off the intercommunication between the first gas outlet channel.

According to the utility model discloses gas valve device, it has following beneficial effect at least: when the gas-fired boiler is used, gas is input from the first gas inlet channel and output to the gas cavity from the first gas outlet channel, and the connection or disconnection between the first gas inlet channel and the first gas outlet channel is changed by the switch valve, so that the on-off control of the gas is realized, and the switching function is realized; utilize switching piece to switch the intercommunication state between gas chamber and the gas passageway, change the air output, realize adjusting the function of gas flux, be favorable to realizing the switching regulation of the gas flux of different gears, reduce the trouble that needs the user to adjust repeatedly, be convenient for realize comparatively accurate gear switching convenient to use.

According to some embodiments of the utility model, the ooff valve includes valve main part, cock case and valve rod set spare, first inlet channel with first outlet channel all set up in the valve main part, first inlet channel with be equipped with the case passageway between the first outlet channel, the cock case rotate set up in the case passageway is equipped with the air vent, valve rod set spare connect in the valve main part can drive the cock case rotates, first inlet channel can with case passageway intercommunication, the cock case can rotate to making the air vent with first outlet channel butt joint, so that first outlet channel with case passageway intercommunication, the cock case can pass through the shutoff of wall portion first outlet channel.

According to some embodiments of the invention, the valve stem assembly comprises a valve stem, the underside of the valve stem is provided with a linkage portion, the upper side of the plug valve element is provided with a supply for the insertion slot of the linkage portion.

According to some embodiments of the utility model, the valve main part is equipped with the solenoid valve passageway, first inlet channel with pass through between the case passageway the solenoid valve passageway intercommunication, be equipped with in the solenoid valve passageway and can the shutoff the solenoid valve of solenoid valve passageway gas outlet, valve rod assembly still includes ejector pin and first elastic component, the ejector pin is worn to establish the cock case, first elastic component acts on the ejector pin makes the ejector pin butt in the valve rod, the valve rod can push away the ejector pin removes and passes through the ejector pin pushes away the solenoid valve, and is right in order to remove the solenoid valve the shutoff of solenoid valve passageway gas outlet.

According to the utility model discloses a some embodiments, be connected with micro-gap switch in the valve main part, be connected with the trigger piece on the valve rod, the valve rod can drive the trigger piece removes and passes through the trigger piece triggers micro-gap switch.

According to some embodiments of the utility model, be provided with the locating part on the valve rod, the case passageway is the taper structure, the lower part of cock case insert extremely the case passageway and with case passageway looks adaptation, the valve rod subassembly still includes the second elastic component, the both ends of second elastic component act on respectively the locating part with the cock case, so that the locating part can the butt in valve main part and messenger the cock case can the butt in the wall portion of case passageway.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a gas valve device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the gas quantity shift control assembly of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of another embodiment of the gas quantity shift position adjustment assembly of FIG. 2;

FIG. 5 is a schematic sectional view of the on-off valve of FIG. 1;

fig. 6 is a partial structural sectional view of the on-off valve of fig. 5.

Reference numerals:

the gear module 100, the gas cavity 101, the gas channel 102, the main channel 103, the auxiliary channel 104, the notch groove 105, the switching piece 110, the driving part 111 and the blocking part 112;

the valve comprises a switch valve 200, a first air inlet channel 201, a first air outlet channel 202, a valve core channel 203, a solenoid valve channel 204, a valve main body 210, a microswitch 211, a cock valve core 220, an air channel 221, a slot 222, a valve rod assembly 230, a valve rod 231, a linkage part 232, a top rod 233, a first elastic member 234, a trigger 235, a limiting member 236, a second elastic member 237 and a solenoid valve 240;

the air conditioner comprises a main shell 300, an air inlet joint 310, a second air inlet channel 311, an air outlet joint 320 and a second air outlet channel 321.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions or positional relationships indicated by the upper and lower parts are based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are several, greater than, less than, exceeding, above, below, within, etc., the terms, wherein several means are one or more, and several means are two or more, and greater than, less than, exceeding, etc. are understood as not including the number, and above, below, within, etc. are understood as including the number.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 2 and 4, a gas quantity gear adjustment assembly comprises a gear module 100, wherein the gear module 100 comprises a gas cavity 101, a gas channel 102 and a switching piece 110, the switching piece 110 is provided with a driving part 111 and a blocking part 112, and a first communication state and a second communication state are formed between the gas cavity 101 and the gas channel 102; a main channel 103 is arranged between the gas cavity 101 and the gas channel 102, the driving part 111 can drive the blocking part 112 to partially block the main channel 103 and enable a ventilation gap to be formed between the main channel 103 and the gas cavity 101, so that the gas cavity 101 and the gas channel 102 are communicated with the main channel 103 through the ventilation gap, the gas cavity 101 and the gas channel 102 are in a first communication state, the driving part 111 can drive the blocking part 112 to unblock the main channel 103, the gas cavity 101 and the gas channel 102 are communicated through the main channel 103, and the gas cavity 101 and the gas channel 102 are in a second communication state; or, a main channel 103 and an auxiliary channel 104 are arranged between the gas cavity 101 and the gas channel 102, the driving part 111 can drive the blocking part 112 to completely block the main channel 103, so that the gas cavity 101 is communicated with the gas channel 102 through the auxiliary channel 104, the gas cavity 101 is in a first communication state with the gas channel 102, and the driving part 111 can drive the blocking part 112 to remove the blocking of the main channel 103, so that the gas cavity 101 is communicated with the gas channel 102 through the main channel 103 and the auxiliary channel 104, and the gas cavity 101 is in a second communication state with the gas channel 102.

It can be understood that, as shown in fig. 1, fig. 2 and fig. 4, the fuel gas shift adjusting assembly further includes a main housing 300, an air inlet connector 310 and an air outlet connector 320, the shift module 100 is disposed on the main housing 300, the air inlet connector 310 is connected to the main housing 300 and is provided with a second air inlet channel 311, the second air inlet channel 311 is communicated with the fuel gas cavity 101 for inputting fuel gas, the air outlet connector 320 is connected to the main housing 300 and is provided with a second air outlet channel 321, and the second air outlet channel 321 is communicated with the fuel gas channel 102 for outputting fuel gas.

As shown in fig. 2 and 3, fig. 2 is an embodiment of a fuel gas shift adjusting assembly, a main channel 103 is disposed between a fuel gas cavity 101 and a fuel gas channel 102, when in use, fuel gas is input into the fuel gas cavity 101, a driving portion 111 of a switching member 110 drives a blocking portion 112 to partially block the main channel 103, so that a ventilation gap is formed between the main channel 103 and the fuel gas cavity 101, the main channel 103 is communicated with the fuel gas cavity 101 through the ventilation gap, the main channel 103 is communicated with the fuel gas channel 102, so as to achieve communication between the fuel gas cavity 101 and the fuel gas channel 102, and the fuel gas cavity 101 and the fuel gas channel 102 are in a first communication state; when the gas flux is switched, the driving portion 111 drives the blocking portion 112 to release the blocking of the main passage 103, the main passage 103 is used for realizing the communication between the gas cavity 101 and the gas passage 102, the ventilation area is changed, the gas cavity 101 and the gas passage 102 are in the second communication state, and therefore the gas quantity output by the gas passage 102 is changed.

Or, as shown in fig. 4, fig. 4 is another embodiment of the fuel gas amount shift adjusting assembly, a main channel 103 and an auxiliary channel 104 are arranged between the fuel gas cavity 101 and the fuel gas channel 102, when in use, fuel gas is input into the fuel gas cavity 101, the driving portion 111 of the switching piece 110 drives the blocking portion 112 to completely block the main channel 103, the auxiliary channel 104 is used to realize communication between the fuel gas cavity 101 and the fuel gas channel 102, and the fuel gas cavity 101 and the fuel gas channel 102 are in a first communication state; when the gas flux is switched, the driving portion 111 drives the blocking portion 112 to release the blocking of the main channel 103, the main channel 103 and the sub-channel 104 are used for realizing the communication between the gas cavity 101 and the gas channel 102, the ventilation area is changed, the gas cavity 101 and the gas channel 102 are in the second communication state, and the gas quantity output by the gas channel 102 is changed.

The utility model discloses can switch the communicating state between gas chamber 101 and the gas channel 102 through switching piece 110, change the air output, can use with the valve body cooperation that has switch function, make it possess the function of adjusting the gas flux, through the switching between the first communicating state of drive division 111 drive shutoff portion 112 action realization and the second communicating state, be favorable to realizing the switching regulation of the gas flux of different gears, reduce the trouble that needs the user to adjust repeatedly, be convenient for realize that comparatively accurate gear switches, convenient to use.

In practical application, the switching member 110 may be a self-priming electromagnetic valve, so that the driving portion 111 attracts the plugging portion 112 to move by energization to plug or unblock the main channel 103, or the driving portion 111 is a driver such as an air cylinder or an electric push rod, and the driver drives the plugging portion 112 to move to plug or unblock the main channel 103; the specific communication structure of the gas cavity 101 and the gas channel 102 can be set according to the actual use requirement.

In some embodiments, a main channel 103 is arranged between the gas cavity 101 and the gas channel 102, the driving portion 111 can drive the blocking portion 112 to partially block the main channel 103 and enable a ventilation gap to be formed between the main channel 103 and the gas cavity 101, so that the gas cavity 101 and the gas channel 102 are communicated with the main channel 103 through the ventilation gap, the gas cavity 101 and the gas channel 102 are in a first communication state, the driving portion 111 can drive the blocking portion 112 to unblock the main channel 103, the gas cavity 101 and the gas channel 102 are communicated with each other through the main channel 103, and the gas cavity 101 and the gas channel 102 are in a second communication state; a secondary channel 104 is further arranged between the gas cavity 101 and the gas channel 102, and when the gas cavity 101 and the gas channel 102 are in a first communication state and a second communication state, the gas cavity 101 and the gas channel 102 can be communicated through the secondary channel 104.

The utility model discloses still have the third embodiment, understandably, refer to fig. 2, fig. 3 and fig. 4, on the basis of the first embodiment of gas volume gear adjusting part, can increase between gas chamber 101 and gas channel 102 and set up accessory channel 104, so that when being in first connected state and second connected state between gas chamber 101 and the gas channel 102, can keep the intercommunication through accessory channel 104 between gas chamber 101 and the gas channel 102, thereby be favorable to avoiding the disconnection intercommunication between gas chamber 101 and the gas channel 102 when the clearance of ventilating is by unexpected shutoff, improve and use the reliability, convenient to use. In practical application, the specific communication structure of the gas cavity 101 and the gas channel 102 can be changed correspondingly according to practical application needs.

In some embodiments, a main channel 103 is arranged between the gas cavity 101 and the gas channel 102, the driving portion 111 can drive the blocking portion 112 to partially block the main channel 103 and enable a ventilation gap to be formed between the main channel 103 and the gas cavity 101, so that the gas cavity 101 and the gas channel 102 are communicated with the main channel 103 through the ventilation gap, the gas cavity 101 and the gas channel 102 are in a first communication state, the driving portion 111 can drive the blocking portion 112 to unblock the main channel 103, the gas cavity 101 and the gas channel 102 are communicated with each other through the main channel 103, and the gas cavity 101 and the gas channel 102 are in a second communication state; the main passage 103 is provided with a notch groove 105 at a passage opening on the gas chamber 101 side, and the blocking portion 112 can abut against the passage opening of the main passage 103 and form a ventilation gap through the notch groove 105.

Understandably, as shown in fig. 2 and fig. 3, a main channel 103 is arranged between the gas cavity 101 and the gas channel 102, the gas cavity 101 is arranged at the lower side of the main channel 103, a gap groove 105 is arranged at the channel opening of the lower side of the main channel 103, when the blocking portion 112 moves to the channel opening of the lower side of the main channel 103, the blocking portion 112 blocks the channel opening of the lower side of the main channel 103, because the channel opening is provided with the gap groove 105, a ventilation gap between the main channel 103 and the gas cavity 101 is formed through the gap groove 105, the structure is simple, the formation of the ventilation gap is convenient, and the utility model discloses a processing and manufacturing is convenient.

In practical application, in addition to the above structure, the size or position of the blocking portion 112 may be set to partially block the passage opening below the main passage 103 when the blocking portion abuts against the passage opening below the main passage 103, so that the exposed passage opening forms a ventilation gap, which may be set according to practical needs.

In some embodiments, a plurality of gear modules 100 are provided, and a plurality of gear modules 100 are connected in series, and between two adjacent gear modules 100, the gas channel 102 of one gear module 100 is communicated with the gas cavity 101 of another gear module 100.

It can be understood that, as shown in fig. 1, 2 and 4, two gear modules 100 are provided, two gear modules 100 are connected in series, and between two gear modules 100, a gas channel 102 of one gear module 100 is communicated with a gas cavity 101 of the other gear module 100. When the gas pipeline is used, the plugging parts 112 of the two gear modules 100 remove plugging of the main channel 103, the gas cavities 101 and the gas channels 102 of the two gear modules 100 are in a second communication state, the ventilation area is large, and high-gear gas flux output is realized; when the gears are switched, the blocking part 112 of the gear module 100 close to the air inlet joint 310 can be driven to release the blocking of the main channel 103, and the blocking part 112 of the gear module 100 close to the air outlet joint 320 blocks the main channel 103, so that the gas cavity 101 and the gas channel 102 of one gear module 100 are in a second communication state, the gas cavity 101 and the gas channel 102 of the other gear module 100 are in a first communication state, the ventilation area is reduced, and the gas flux output of the middle gear is realized; when gears are switched, the blocking parts 112 of the two gear modules 100 can be driven to block the main channel 103, the gas cavities 101 and the gas channels 102 of the two gear modules 100 are in the first communication state, the ventilation area is small, and the output of the gas flux of the low gear is realized. Through setting up a plurality of gear modules 100 and establishing ties, be favorable to realizing the gas flux of many gears and adjust convenient to use. In practical applications, the gear module 100 may be provided with three, four or more, and may be specifically set according to practical needs, which is not limited herein.

According to the gas valve device of the second aspect embodiment of the present invention, as shown in fig. 1, it includes the switch valve 200 and the fuel gas shift adjusting assembly according to the first aspect embodiment of the present invention, the switch valve 200 has the first air inlet channel 201 and the first air outlet channel 202, the first air outlet channel 202 is communicated with the fuel gas chamber 101, and the switch valve 200 can make the first air inlet channel 201 and the first air outlet channel 202 communicated with each other or disconnected from each other.

It can be understood that, as shown in fig. 1, the first outlet channel 202 is connected to the inlet connector 310, so that the first outlet channel 202 is communicated with the gas chamber 101. When the gas valve is used, gas is input from the first gas inlet channel 201 and output to the gas cavity 101 from the first gas outlet channel 202, and the connection or disconnection between the first gas inlet channel 201 and the first gas outlet channel 202 is changed by the switch valve 200, so that the on-off control of the gas is realized, and the switching function is realized; utilize switching piece 110 to switch the intercommunication state between gas chamber 101 and the gas channel 102, change the air output, realize adjusting the function of gas flux, be favorable to realizing the switching regulation of the gas flux of different gears, reduce the trouble that needs the user to adjust repeatedly, be convenient for realize comparatively accurate gear and switch convenient to use.

In practical applications, the on-off valve 200 may be a stop valve or a plug valve, and the specific structure thereof may be set according to practical needs, and will not be described in detail herein, and will be described in detail below.

In some embodiments, the switch valve 200 includes a valve body 210, a plug valve element 220 and a valve rod assembly 230, wherein both the first inlet channel 201 and the first outlet channel 202 are disposed on the valve body 210, a valve element channel 203 is disposed between the first inlet channel 201 and the first outlet channel 202, the plug valve element 220 is rotatably disposed on the valve element channel 203 and provided with a vent channel 221, the valve rod assembly 230 is connected to the valve body 210 and can drive the plug valve element 220 to rotate, the first inlet channel 201 can be communicated with the valve element channel 203, the plug valve element 220 can be rotated to enable the vent channel 221 to be abutted against the first outlet channel 202, so that the first outlet channel 202 is communicated with the valve element channel 203, and the plug valve element 220 can block the first outlet channel 202 through a wall portion.

It can be understood that, as shown in fig. 1, 5 and 6, the switch valve 200 is a plug valve, the plug valve core 220 is rotatably disposed in the valve core channel 203, when in use, the plug valve core 220 is driven to rotate by rotating the valve rod assembly 230, the plug valve core 220 is rotated to make the vent channel 221 abut against the first air outlet channel 202, so that the first air outlet channel 202 is communicated with the valve core channel 203, and thus the first air inlet channel 201 is communicated with the first air outlet channel 202; alternatively, the plug core 220 is rotated to make the wall portion block the first outlet passage 202, thereby disconnecting the communication between the first inlet passage 201 and the first outlet passage 202. In practical applications, the specific structure of the on-off valve 200 may be changed according to practical needs.

In some embodiments, the stem assembly 230 includes a stem 231, a lower side of the stem 231 is provided with a linkage 232, and an upper side of the plug core 220 is provided with a socket 222 into which the linkage 232 is inserted.

It can be understood that, as shown in fig. 1, 5 and 6, the lower side of the valve stem 231 is provided with a linkage portion 232, and the linkage portion 232 is inserted into the insertion groove 222 on the upper side of the plug core 220, so that the valve stem assembly 230 can drive the plug core 220 to rotate, and the structure is simple and reasonable, and is convenient to use. In practical application, the valve rod 231 may also be fixedly connected to the plug valve element 220, so as to be able to drive the plug valve element to rotate, and specifically, the valve rod may be set according to practical application requirements.

In some embodiments, the valve body 210 is provided with an electromagnetic valve channel 204, the first air inlet channel 201 is communicated with the valve core channel 203 through the electromagnetic valve channel 204, an electromagnetic valve 240 capable of blocking an air outlet of the electromagnetic valve channel 204 is arranged in the electromagnetic valve channel 204, the valve rod assembly 230 further includes a push rod 233 and a first elastic member 234, the push rod 233 penetrates through the plug valve core 220, the first elastic member 234 acts on the push rod 233 and enables the push rod 233 to abut against the valve rod 231, and the valve rod 231 can push the push rod 233 to move and push the electromagnetic valve 240 through the push rod 233, so that the blocking of the electromagnetic valve 240 on the air outlet of the electromagnetic valve channel 204 can be released.

It can be understood that, as shown in fig. 1, 5 and 6, the first air intake channel 201 is communicated with the valve core channel 203 through the solenoid valve channel 204, the solenoid valve 240 is disposed in the solenoid valve channel 204, and an upper portion of the solenoid valve 240 blocks an air outlet of the solenoid valve channel 204 under a normal state, so as to disconnect the communication between the first air intake channel 201 and the valve core channel 203. When the gas burner is used, the electromagnetic valve 240 is electrically connected with the thermocouple, the valve rod 231 is pressed to enable the valve rod 231 to push the push rod 233 to move and push the upper part of the electromagnetic valve 240 through the push rod 233, so that the blockage of the electromagnetic valve 240 on the gas outlet of the electromagnetic valve channel 204 is removed, the gas is input, when the gas is output and combusted, the thermocouple senses flame and feeds back an electric signal to the electromagnetic valve 240, the electromagnetic valve 240 adsorbs the upper part, the gas outlet of the electromagnetic valve channel 204 is kept open, the valve rod 231 is released from being pressed or reset, and the push rod 233 moves upwards and resets under the action of the first elastic piece 234; when the flame is extinguished, the thermocouple does not sense the flame, no electric signal is fed back to the electromagnetic valve 240, and the electromagnetic valve 240 releases the adsorption on the upper part and resets, so that the upper part blocks the air outlet of the electromagnetic valve channel 204 to cut off the delivery of the fuel gas. Through the structure, the flameout protection function can be realized, the use safety is improved, and the use is convenient.

In practical applications, the specific structure of the solenoid valve 240 may be set according to practical needs, and since the specific structure and the operation principle of the solenoid valve 240 according to the embodiment of the present invention are known to those skilled in the art, they will not be described in detail herein.

In some embodiments, the micro switch 211 is connected to the valve body 210, the trigger 235 is connected to the valve rod 231, and the valve rod 231 can drive the trigger 235 to move and trigger the micro switch 211 through the trigger 235.

It can be understood that, as shown in fig. 1, 5 and 6, when in use, the micro switch 211 can be electrically connected to the ignition assembly, and the trigger piece 235 is driven to move by pressing the valve rod 231 and the micro switch 211 is triggered by the trigger piece 235, so that the ignition assembly is triggered to work, and the ignition control during gas output is facilitated. In practical applications, the micro switch 211 and the trigger 235 may be set according to practical needs, and since the specific structure and operation principle of the micro switch 211 according to the embodiment of the present invention are known to those skilled in the art, they will not be described in detail herein.

In some embodiments, the valve rod 231 is provided with a limiting member 236, the spool channel 203 is of a tapered structure, the lower portion of the plug valve element 220 is inserted into the spool channel 203 and is matched with the spool channel 203, the valve rod assembly 230 further includes a second elastic member 237, and two ends of the second elastic member 237 respectively act on the limiting member 236 and the plug valve element 220, so that the limiting member 236 can abut against the valve main body 210 and the plug valve element 220 can abut against the wall portion of the spool channel 203.

It can be understood that, as shown in fig. 5 and 6, the spool channel 203 is in a tapered structure, the lower portion of the plug valve element 220 is inserted into the spool channel 203 and is adapted to the spool channel 203, and both ends of the second elastic member 237 respectively act on the limiting member 236 and the plug valve element 220, so that the limiting member 236 can abut against the valve main body 210 and the plug valve element 220 can abut against the wall portion of the spool channel 203, on one hand, when the pressing on the valve rod 231 is released, the valve rod 231 can be moved upwards to reset by the second elastic member 237, and the limiting member 236 abuts against the valve main body 210, so that the stroke position of the valve rod 231 which is moved upwards to reset is limited, thereby facilitating the use of the valve rod 231; on the other hand, the plug valve core 220 can be in good abutting fit with the wall of the valve core channel 203, so that the gap air leakage at the matching position of the plug valve core 220 and the valve core channel 203 is avoided, and the use reliability is improved. In practical applications, the specific structures of the limiting member 236, the valve core passage 203, the plug valve core 220, and the like may be set according to practical application requirements, and are not limited herein.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A gas quantity gear adjusting assembly is characterized by comprising a gear module (100), wherein the gear module (100) comprises a gas cavity (101), a gas channel (102) and a switching piece (110), the switching piece (110) is provided with a driving part (111) and a blocking part (112), and a first communication state and a second communication state are arranged between the gas cavity (101) and the gas channel (102);

a main channel (103) is arranged between the gas cavity (101) and the gas channel (102), the driving part (111) can drive the blocking part (112) to partially block the main channel (103) and enable a ventilation gap to be formed between the main channel (103) and the gas cavity (101), so that the gas cavity (101) is communicated with the gas channel (102) through the ventilation gap and the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a first communication state, the driving part (111) can drive the blocking part (112) to release the blocking of the main channel (103), so that the gas cavity (101) is communicated with the gas channel (102) through the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a second communication state;

or a main channel (103) and an auxiliary channel (104) are arranged between the gas cavity (101) and the gas channel (102), the driving part (111) can drive the blocking part (112) to completely block the main channel (103) so as to enable the gas cavity (101) and the gas channel (102) to be communicated through the auxiliary channel (104) and enable the gas cavity (101) and the gas channel (102) to be in a first communication state, and the driving part (111) can drive the blocking part (112) to release the blocking of the main channel (103) so as to enable the gas cavity (101) and the gas channel (102) to be communicated through the main channel (103) and the auxiliary channel (104) and enable the gas cavity (101) and the gas channel (102) to be in a second communication state.

2. The gas quantity shift stage adjustment assembly according to claim 1,

a main channel (103) is arranged between the gas cavity (101) and the gas channel (102), the driving part (111) can drive the blocking part (112) to partially block the main channel (103) and enable a ventilation gap to be formed between the main channel (103) and the gas cavity (101), so that the gas cavity (101) is communicated with the gas channel (102) through the ventilation gap and the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a first communication state, the driving part (111) can drive the blocking part (112) to release the blocking of the main channel (103), so that the gas cavity (101) is communicated with the gas channel (102) through the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a second communication state;

the gas chamber (101) with still be equipped with between gas passageway (102) secondary passage (104), gas chamber (101) with be in between gas passageway (102) when first connected state and second connected state, can pass through between gas chamber (101) and gas passageway (102) through secondary passage (104) keeps the intercommunication.

3. The gas quantity shift stage adjustment assembly according to claim 1,

a main channel (103) is arranged between the gas cavity (101) and the gas channel (102), the driving part (111) can drive the blocking part (112) to partially block the main channel (103) and enable a ventilation gap to be formed between the main channel (103) and the gas cavity (101), so that the gas cavity (101) is communicated with the gas channel (102) through the ventilation gap and the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a first communication state, the driving part (111) can drive the blocking part (112) to release the blocking of the main channel (103), so that the gas cavity (101) is communicated with the gas channel (102) through the main channel (103), and the gas cavity (101) is communicated with the gas channel (102) in a second communication state;

the main channel (103) is provided with a notch groove (105) at the channel opening on one side of the gas cavity (101), and the blocking part (112) can abut against the channel opening of the main channel (103) and form the ventilation gap through the notch groove (105).

4. The gas quantity shift stage adjustment assembly according to claim 1,

the gear module (100) is provided with a plurality of gear modules (100) which are connected in series, and two adjacent gear modules (100) are communicated with each other through a gas channel (102) of one gear module (100) and a gas cavity (101) of the other gear module (100).

5. A gas valve device, characterized by comprising an on-off valve (200) and a gas quantity step adjustment assembly according to any one of claims 1 to 4, the on-off valve (200) having a first gas inlet passage (201) and a first gas outlet passage (202), the first gas outlet passage (202) communicating with the gas chamber (101), the on-off valve (200) enabling communication or disconnection between the first gas inlet passage (201) and the first gas outlet passage (202).

6. A gas valve arrangement as claimed in claim 5,

the switch valve (200) comprises a valve main body (210), a cock valve core (220) and a valve rod assembly (230), wherein the first air inlet channel (201) and the first air outlet channel (202) are arranged on the valve main body (210), a valve core channel (203) is arranged between the first air inlet channel (201) and the first air outlet channel (202), the cock valve core (220) is rotatably arranged on the valve core channel (203) and is provided with an air passage (221), the valve rod assembly (230) is connected to the valve main body (210) and can drive the cock valve core (220) to rotate, the first air inlet channel (201) can be communicated with the valve core channel (203), the cock valve core (220) can rotate to enable the air passage (221) to be butted with the first air outlet channel (202), so that the first air outlet channel (202) is communicated with the valve core channel (203), the plug valve element (220) is capable of plugging the first outlet passage (202) by a wall.

7. A gas valve arrangement as claimed in claim 6,

the valve rod assembly (230) comprises a valve rod (231), an interlocking part (232) is arranged on the lower side of the valve rod (231), and a slot (222) for inserting the interlocking part (232) is arranged on the upper side of the plug valve core (220).

8. A gas valve arrangement as claimed in claim 7,

the valve body (210) is provided with an electromagnetic valve channel (204), the first air inlet channel (201) is communicated with the valve core channel (203) through the electromagnetic valve channel (204), an electromagnetic valve (240) capable of blocking an air outlet of the electromagnetic valve channel (204) is arranged in the electromagnetic valve channel (204), the valve rod assembly (230) further comprises a push rod (233) and a first elastic piece (234), the push rod (233) penetrates through the plug valve core (220), the first elastic piece (234) acts on the push rod (233) and enables the push rod (233) to abut against the valve rod (231), and the valve rod (231) can push the push rod (233) to move and push the electromagnetic valve (240) through the push rod (233) so as to release the blocking of the electromagnetic valve (240) on the air outlet of the electromagnetic valve channel (204).

9. A gas valve arrangement as claimed in claim 7,

the valve is characterized in that a microswitch (211) is connected to the valve main body (210), a trigger piece (235) is connected to the valve rod (231), and the valve rod (231) can drive the trigger piece (235) to move and trigger the microswitch (211) through the trigger piece (235).

10. A gas valve arrangement as claimed in claim 9,

the valve rod (231) is provided with a limiting piece (236), the valve core channel (203) is of a conical structure, the lower portion of the plug valve core (220) is inserted into the valve core channel (203) and is matched with the valve core channel (203), the valve rod assembly (230) further comprises a second elastic piece (237), and two ends of the second elastic piece (237) respectively act on the limiting piece (236) and the plug valve core (220), so that the limiting piece (236) can abut against the valve main body (210) and the plug valve core (220) can abut against the wall portion of the valve core channel (203).

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