CN213575833U

CN213575833U - Gas plug valve

Info

Publication number: CN213575833U
Application number: CN202022425261.1U
Authority: CN
Inventors: 张尚纯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-29
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a gas plug valve, it includes: the valve body is provided with a mounting part, an electromagnetic valve hole is formed in the mounting part, and the electromagnetic valve hole is provided with an opening part; the connecting seat is formed with the valve body in a split mode, through holes are formed in the connecting seat, and the connecting seat is suitable for being installed on the installation portion and enables the through holes to be communicated with the opening portion; the electromagnetic valve is suitable for being installed on the connecting seat; when the solenoid valve was installed in the connecting seat, the solenoid valve holding stretched out from the one end of clearing hole in the clearing hole, and the one end that the solenoid valve stretched out has the shutoff stopper, and the shutoff stopper can stretch into the solenoid valve opening through the opening, and the shutoff stopper that stretches into the solenoid valve opening is used for sealing the gas passageway of gas plug valve. Foretell gas plug valve, the solenoid valve passes through the connecting seat and indirectly installs on the valve body, and the valve body later stage is reformed transform the upgrading back, matches valve body and solenoid valve respective mounting structure through the connecting seat to need not the solenoid valve of the new installation dimension specification that increases, the manufacturing and designing of gas plug valve is more nimble.

Description

Gas plug valve

Technical Field

The utility model relates to a gas valve technique, in particular to gas plug valve.

Background

The core of the existing gas plug valve with flameout protection to realize the flameout protection function is a thermocouple and an electromagnetic valve. The gas plug valve is characterized in that a valve body is provided with an electromagnetic valve hole, the electromagnetic valve hole is communicated with a gas channel of the valve body, and the electromagnetic valve is arranged on the valve body and is accommodated in the electromagnetic valve hole. The thermocouple is installed to the furnace end of the gas furnace and is electrically connected with the electromagnetic valve. When furnace end department normally burns, the thermocouple produces the thermoelectric voltage for the solenoid valve is in operating condition, and the valve rod of solenoid valve is adsorbed by the electro-magnet, and the shutoff on the valve rod does not block up the inside gas passageway of valve body. After the accidental flameout of the furnace end, the thermocouple does not generate temperature difference voltage any more, the electromagnetic valve loses power supply, the valve rod resets under the action of the spring, and the sealing plug on the valve rod blocks the gas channel inside the valve body, so that the gas supply is cut off, and the gas leakage is avoided.

The above-described solenoid valves have been produced in a standardized way, with fixed standards for the dimensions thereof. Thus, the structure of the mounting portion for mounting the solenoid valve on the valve body must be closely matched to the selected solenoid valve. And under some circumstances, if the valve body carries out the upgrading transformation of structure for this valve body can't adapt to the original solenoid valve of installation again, if match the valve body after the transformation through the solenoid valve that increases a new installation specification, because the solenoid valve has already formed standardized production, purchase again or produce the solenoid valve of a new installation specification more difficult. Therefore, the design and manufacture of the gas plug valve are limited by the specification and the size of the electromagnetic valve, and the flexibility of the design and the manufacture is poor.

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 plug valve, the flexibility of manufacturing and designing is higher.

According to the utility model discloses a gas plug valve, it includes: the valve body is provided with a mounting part, an electromagnetic valve hole is formed in the mounting part, and the electromagnetic valve hole is provided with an opening part; the connecting seat is formed with the valve body in a split mode, a through hole is formed in the connecting seat, and the connecting seat is suitable for being installed on the installation portion and enables the through hole to be communicated with the opening portion; the electromagnetic valve is suitable for being arranged on the connecting seat; when the electromagnetic valve is arranged on the connecting seat, the electromagnetic valve is accommodated in the through hole and extends out of one end of the through hole, the end, extending out of the electromagnetic valve, of the electromagnetic valve is provided with a sealing plug, the sealing plug can extend into the electromagnetic valve hole through the opening part, and the sealing plug extending into the electromagnetic valve hole is used for sealing a gas channel of the gas plug valve.

According to the utility model discloses gas plug valve has following beneficial effect at least: foretell gas plug valve, the solenoid valve passes through the connecting seat and indirectly installs on the valve body, and the valve body later stage is reformed transform the upgrading back, matches valve body and solenoid valve respective mounting structure through the connecting seat to need not the solenoid valve of the new installation dimension specification that increases, the manufacturing and designing of gas plug valve is more nimble.

According to some embodiments of the invention, the blocking plug is detachably arranged.

According to some embodiments of the present invention, the diameter of the plug is larger than the minimum of the aperture of the through hole, and the main body of the solenoid valve passes through the through hole and then is installed to the plug.

According to some embodiments of the utility model, the connecting seat is close to the one end of installation department is provided with the holding ring, the holding ring adaptation the opening and can with the cooperation of pegging graft of opening.

According to some embodiments of the utility model, the connecting seat is close to the one end of installation department is provided with sealed face, the annular groove has been seted up on the sealed face, install the sealing washer in the annular groove, the connecting seat install in during the installation department, the sealing washer butt in the terminal surface of installation department.

According to some embodiments of the present invention, at least two first mounting lugs are disposed at one end of the connecting seat close to the mounting portion, and first through holes for screws to pass through are disposed on the first mounting lugs; the installation part is provided with second installation lugs corresponding to the first installation lugs one to one, and the second installation lugs are provided with first screw holes corresponding to the first through holes.

According to some embodiments of the utility model, be provided with third installation ear on the solenoid valve, be provided with the second through-hole on the third installation ear, keep away from on the connecting seat one of installation department serve be provided with the fourth installation ear of third installation ear one-to-one, be provided with on the fourth installation ear with the second screw that the second through-hole corresponds.

According to some embodiments of the invention, the fourth mounting lug is arranged with the first mounting lug in a staggered manner.

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 front view of an embodiment of the present invention;

FIG. 2 is an exploded view of the structure shown in FIG. 1;

FIG. 3 is a half sectional view of the structure shown in FIG. 1;

FIG. 4 is an exploded view of the structure shown in FIG. 3;

fig. 5 is a structural view of the electromagnetic valve according to the embodiment of the present invention;

FIG. 6 is an enlarged schematic view of FIG. 5 at A;

fig. 7 is a half sectional view of a connecting seat according to an embodiment of the present invention;

fig. 8 is a K-direction view of the connection seat according to the embodiment of the present invention.

Reference numerals: the valve comprises a valve body 100, a mounting part 110, a second mounting lug 111, a solenoid valve hole 120, an opening part 121, an air inlet channel 130, an air outlet channel 140, a sealing port 150, a connecting seat 200, a through hole 210, a positioning ring 220, a sealing surface 201, an annular groove 230, a first mounting lug 240, a first through hole 241, a fourth mounting lug 250, a second screw hole 251, a solenoid valve 300, a plugging plug 310, a seat body 320, a valve rod 330, a return spring 340, a third mounting lug 350, a solenoid valve sealing ring 360 and a connecting seat sealing ring 400.

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 the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not 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, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, 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.

With reference to fig. 1 to 4, a gas cock valve comprising: valve body 100, connecting seat 200 and solenoid valve 300. The valve body 100 has a mounting portion 110, the mounting portion 110 is opened with an electromagnetic valve hole 120, the electromagnetic valve hole 120 has an opening portion 121; the connecting base 200 is formed separately from the valve body 100, the connecting base 200 is provided with a through hole 210, the connecting base 200 is suitable for being mounted on the mounting part 110, and the through hole 210 is communicated with the opening part 121; the electromagnetic valve 300 is suitable for being installed on the connecting seat 200, when the electromagnetic valve 300 is installed on the connecting seat 200, the electromagnetic valve 300 is accommodated in the through hole 210 and extends out from one end of the through hole 210, the end, extending out from the electromagnetic valve 300, is provided with a blocking plug 310, the blocking plug 310 can extend into the electromagnetic valve hole 120 through the opening part 121, and the blocking plug 310 extending into the electromagnetic valve hole 120 is used for blocking a gas channel of the gas plug valve.

Foretell gas plug valve, solenoid valve 300 are installed on valve body 100 through connecting seat 200 is indirect, and after the valve body 100 later stage transformation upgrading, match valve body 100 and the respective mounting structure of solenoid valve 300 through connecting seat 200 to need not the solenoid valve 300 of the installation dimension specification of newly-increased, the design and manufacture of gas plug valve is more nimble.

Referring to fig. 5, in the present embodiment, the electromagnetic valve 300 includes a seat body 320, a valve rod 330 and a return spring 340, the valve rod 330 is movably disposed on the seat body 320 and can extend and retract relative to the seat body 320, an electromagnet for absorbing the valve rod 330 to retract the valve rod 330 is disposed in the seat body 320, the blocking plug 310 is connected to the end of the valve rod 330, and the return spring 340 is disposed between the blocking plug 310 and the seat body 320 and makes the blocking plug 310 and the valve rod 330 have a tendency to extend.

The valve body 100 is provided with an air inlet channel 130 and an air outlet channel 140, the air inlet channel 130 and the air outlet channel 140 can be communicated through the electromagnetic valve hole 120 and an internal communication passage of the cock, the hole bottom of the electromagnetic valve hole 120 is provided with a sealing opening 150, the plugging plug 310 is opposite to the sealing opening 150, and the plugging plug 310 realizes the partition of the air inlet channel 130 and the air outlet channel 140 through the plugging sealing opening 150, so that the gas channel of the gas cock valve is sealed. When the electromagnetic valve 300 is electrified, the plug 310 can be retracted, so that the gas channel of the gas plug valve is opened.

In this embodiment, the plug 310 is detachably installed, so that the plugs 310 having different diameters can be replaced according to different gas passages. In this embodiment, the diameter of the plugging plug 310 is larger than the minimum diameter of the through hole 210, and when the solenoid valve 300 is installed in the connecting seat 200, the plugging plug 310 is first disassembled, so that the seat body 320 and the valve rod 330 of the solenoid valve 300 pass through the through hole 210, and then the plugging plug 310 is installed.

Referring to fig. 6, in the present embodiment, the blocking plug 310 is made of an elastic material and is fitted to the valve stem 330 by a snap structure. Of course, in some embodiments, the plug 310 may be mounted to the valve stem 330 using other removable mounting structures.

Referring to fig. 7, in the present embodiment, a positioning ring 220 is disposed at one end of the connecting socket 200 close to the mounting portion 110, and the positioning ring 220 is adapted to the opening portion 121 and can be inserted into and fitted with the opening portion 121. Through the cooperation of holding ring 220 and opening 121, can realize location installation connecting seat 200, connecting seat 200 installation accuracy is high.

In this embodiment, a sealing surface 201 is disposed at one end of the connection base 200 close to the mounting portion 110, an annular groove 230 is opened on the sealing surface 201, a connection base sealing ring 400 is installed in the annular groove 230, and when the connection base 200 is mounted on the mounting portion 110, the connection base sealing ring 400 abuts against an end surface of the mounting portion 110. The coupling seat sealing ring 400 may seal a mounting gap between the coupling seat 200 and the mounting part 110 to prevent gas leakage. The annular groove 230 is adopted to install the connecting seat sealing ring 400, the installation positioning performance is good, and the protection on the connecting seat sealing ring 400 is good.

Referring to fig. 8 and 2, in the present embodiment, two first mounting lugs 240 are disposed at one end of the connecting base 200 close to the mounting portion 110, and a first through hole 241 for passing a screw is disposed on the first mounting lugs 240; the mounting portion 110 is provided with second mounting lugs 111 corresponding to the first mounting lugs 240 one by one, and the second mounting lugs 111 are provided with first screw holes corresponding to the first through holes 241. When the connection holder 200 is mounted, a screw is inserted through the first through hole 241 of the first mounting lug 240 and then screwed into the first screw hole of the second mounting lug 111, thereby fastening the connection holder 200 to the mounting part 110.

Referring to fig. 5 and 8, in the present embodiment, the solenoid valve 300 is provided with a third mounting lug 350, the third mounting lug 350 is provided with a second through hole, one end of the connecting seat 200, which is far away from the mounting portion 110, is provided with a fourth mounting lug 250, which corresponds to the third mounting lug 350 one to one, and the fourth mounting lug 250 is provided with a second screw hole 251, which corresponds to the second through hole. Generally, the third mounting ears 350 are provided in a pair. The solenoid valve 300 is mounted to the connection holder 200 by screwing the second screw hole 251 of the fourth mounting lug 250 through the second through hole of the third mounting lug 350.

In the present embodiment, an annular step that fits the solenoid valve seal ring 360 on the solenoid valve 300 is provided at the hole wall of the end of the passage hole 210 remote from the mounting portion 110. The solenoid valve sealing ring 360 is in abutting fit with the hole wall of the through hole 210 and the step surface of the annular step, thereby achieving sealing of the solenoid valve 300 and the connecting seat 200.

Referring to fig. 8, in the present embodiment, the fourth mounting ears 250 are arranged to be offset from the first mounting ears 240, thereby facilitating the mounting of the screws and avoiding operational interference.

In an application scenario, if the valve body 100 is upgraded and modified in structure, the size of the solenoid valve hole 120 is enlarged, so that the original sealing ring of the solenoid valve 300 cannot be adapted to the solenoid valve hole 120. At the moment, through the additionally arranged connecting seat 200, the structure at one end of the connecting seat 200 is matched with the installation requirements of the electromagnetic valve 300 and a sealing ring thereof; the structure of the other end of the connecting socket 200 matches the installation requirements of the new valve body 100. Through the connecting seat 200, the new valve body 100 can be matched without replacing the electromagnetic valve 300 with different installation specifications.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The embodiments of the present invention have been described in detail with reference to the accompanying 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

1. Gas plug valve, its characterized in that includes:

the valve body (100) is provided with a mounting part (110), an electromagnetic valve hole (120) is formed in the mounting part (110), and the electromagnetic valve hole (120) is provided with an opening part (121);

the connecting seat (200) is formed by being separated from the valve body (100), a through hole (210) is formed in the connecting seat (200), the connecting seat (200) is suitable for being installed on the installation part (110), and the through hole (210) is communicated with the opening part (121);

a solenoid valve (300) adapted to be mounted to the connection seat (200); when the electromagnetic valve (300) is installed on the connecting seat (200), the electromagnetic valve (300) is accommodated in the through hole (210) and extends out of one end of the through hole (210), the end, extending out of the electromagnetic valve (300), is provided with a sealing plug (310), the sealing plug (310) can extend into the electromagnetic valve hole (120) through the opening part (121), and the sealing plug (310) extending into the electromagnetic valve hole (120) is used for sealing a gas channel of the gas plug valve.

2. The gas plug valve of claim 1, wherein the plug (310) is removably disposed.

3. The gas cock valve according to claim 2, characterized in that the diameter of said plug (310) is greater than the minimum of the diameter of said passage hole (210), and said plug (310) is mounted after the body of said solenoid valve (300) passes through said passage hole (210).

4. The gas plug valve of claim 1, wherein a positioning ring (220) is disposed at one end of the connecting seat (200) close to the mounting portion (110), and the positioning ring (220) is adapted to the opening portion (121) and can be inserted into and matched with the opening portion (121).

5. The gas plug valve of claim 1, wherein a sealing surface (201) is arranged at one end, close to the mounting portion (110), of the connecting seat (200), an annular groove (230) is formed in the sealing surface (201), a connecting seat sealing ring (400) is installed in the annular groove (230), and when the connecting seat (200) is installed on the mounting portion (110), the connecting seat sealing ring (400) abuts against the end surface of the mounting portion (110).

6. The gas plug valve of claim 1, wherein at least two first mounting lugs (240) are arranged at one end of the connecting base (200) close to the mounting part (110), and a first through hole (241) for a screw to pass through is arranged on each first mounting lug (240); be provided with on installation department (110) with second installation ear (111) of first installation ear (240) one-to-one, seted up on second installation ear (111) with the first screw that first through-hole (241) correspond.

7. The gas plug valve of claim 6, wherein a third mounting lug (350) is arranged on the solenoid valve (300), a second through hole is formed in the third mounting lug (350), a fourth mounting lug (250) corresponding to the third mounting lug (350) is arranged at one end, far away from the mounting portion (110), of the connecting seat (200), and a second screw hole (251) corresponding to the second through hole is formed in the fourth mounting lug (250).

8. The gas plug valve of claim 7, wherein the fourth mounting ear (250) is disposed offset from the first mounting ear (240).