CN218294681U

CN218294681U - Gas cylinder pressure reducing valve

Info

Publication number: CN218294681U
Application number: CN202222462669.5U
Authority: CN
Inventors: 周剑
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-17
Filing date: 2022-09-17
Publication date: 2023-01-13
Anticipated expiration: 2032-09-17

Abstract

The utility model discloses a gas bottle relief pressure valve, including the valve casing, the right-hand member integrated into one piece of valve casing has the air outlet nozzle, the left end spiro union of valve casing has the air inlet nozzle, the valve casing is located one side of air inlet nozzle and installs the control valve, the mid-mounting of valve casing has diaphragm atmospheric pressure response valve, the internally mounted of valve casing has the atmospheric pressure shutoff pole, the atmospheric pressure shutoff pole cooperatees with control valve and diaphragm atmospheric pressure response valve. The valve casing includes the valve casing main part, the middle part integrated into one piece of valve casing main part has the connecting shell, the intercommunication jack has been seted up in the left side of valve casing main part, the left side and the suction nozzle looks spiro union of valve casing main part, the utility model discloses a valve casing is used with the cooperation of control valve and atmospheric pressure shutoff pole, and gas bottle relief pressure valve of comparing today has realized can independently closing when the gas pipe drops, has avoided dangerous emergence.

Description

Gas cylinder pressure reducing valve

Technical Field

The utility model relates to a relief pressure valve technical field specifically is a gas bottle relief pressure valve.

Background

In people's house life, for convenience of cooking and the like, often can select to use coal gas, and when using coal gas, just need to use the relief pressure valve, use after decompressing to the coal gas in its steel bottle, but most of present relief pressure valves are simple possess the relief pressure valve of the function single control valve of decompression, and when the coal gas connecting pipe drops, do not possess the function of independently closing to very easily lead to dangerous emergence, we have proposed a coal gas bottle relief pressure valve for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas bottle relief pressure valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas bottle relief pressure valve, includes the valve casing, the right-hand member integrated into one piece of valve casing has the mouth of giving vent to anger, the left end spiro union of valve casing has the suction nozzle, the valve casing is located one side of suction nozzle and installs the control valve, the mid-mounting of valve casing has diaphragm atmospheric pressure response valve, the internally mounted of valve casing has the air pressure shutoff pole, the air pressure shutoff pole cooperatees with control valve and diaphragm atmospheric pressure response valve.

Preferably, the valve casing includes the valve casing main part, valve casing main part's middle part integrated into one piece has the connecting shell, the intercommunication jack has been seted up in valve casing main part's left side, the left side and the suction nozzle looks spiro union of valve casing main part.

Preferably, the control valve is including connecting the disk seat, connecting disk seat and valve casing main part integrated into one piece, and connecting disk seat and valve casing main part are linked together, the push rod has been cup jointed at connecting the disk seat's middle part, the upper end fixed mounting of push rod has a press cap, press cap and connecting the disk seat to cup joint mutually, and it has the spring to extrude between press cap and the connecting disk seat, the spring cup joints with the push rod mutually, air inlet hole has been seted up on the push rod, the last exhaust through-hole of having seted up of connecting the disk seat, and air inlet hole is relative with the upper end of exhaust through-hole, a plurality of sealing washers have been cup jointed to the lateral wall of push rod, and the sealing washer cooperatees with connecting the disk seat.

Preferably, the diaphragm air pressure sensing valve comprises a silica gel diaphragm, the silica gel diaphragm is sleeved on the upper end of the connecting shell, a valve cover is extruded on the upper end of the silica gel diaphragm, the valve cover and the connecting shell are fixedly installed through screws, a diaphragm seat is fixedly installed on the upper end of the middle of the silica gel diaphragm, a traction sleeve is fixedly installed on the middle of the diaphragm seat, a recovery spring is extruded on the upper end of the diaphragm seat, an adjusting cover is extruded on the upper end of the recovery spring, the adjusting cover is in threaded connection with the middle of the valve cover, and a constant pressure hole is formed in the valve cover.

Preferably, the pneumatic plugging rod comprises a T-shaped rod, the T-shaped rod is sleeved with the communicating jack, a U-shaped opening is formed in the right end of the T-shaped rod, a shifting rod shaft is fixedly mounted in the U-shaped opening, a shifting rod is sleeved on the outer side wall of the shifting rod shaft, the lower end of the shifting rod is rotatably mounted on the inner side wall of the connecting shell, and the right end of the shifting rod is sleeved with the traction sleeve.

The beneficial effects of the utility model are that: the utility model provides a gas cylinder relief pressure valve, the utility model discloses a valve casing uses with the cooperation of control valve and pneumatic shutoff pole, link together suction nozzle and liquefied gas cylinder, it is in the same place to pass through the gas pipe with the coupling of kitchen utensils and appliances with the discharge nozzle, when using, open liquefied gas cylinder pneumatic valve, press down the press cap this moment, press down the press cap and can drive the push rod decline, make it be in the same place with the upper end of exhaust through-hole relatively, gas will get into and discharge from exhaust through-hole from the suction through-hole this moment, sealed department between sealed rubber ring on the T shape pole and the intercommunication jack has strideed, make it in the cavity of connecting shell to get into to the gas, the silicone diaphragm can receive the extrusion of atmospheric pressure and warp this moment, it rises to drive the diaphragm seat, the diaphragm seat can pull the setting lever axle through the cover and rotate, the setting lever axle can drive T shape pole through the setting lever axle and move left, sealed rubber ring and intercommunication jack separation this moment, gas will get into in the connecting shell from the intercommunication jack at this moment, and can not take place the propelling movement of setting up the setting lever axle through the tractive setting lever axle and can not be moved by oneself, and can not move the setting up the setting of the drawing lever axle, thereby can not be moved, thereby can the gas connection when the gas connection pipe comes off.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the present invention.

In the figure: the valve comprises a valve shell 1, a valve shell main body 11, a connecting shell 12, a communication insertion hole 13, an air outlet nozzle 2, an air inlet nozzle 3, a control valve 4, a connecting valve seat 41, a push rod 42, a pressing cap 43, a spring 44, an air inlet through hole 45, an air outlet through hole 46, a sealing ring 47, a diaphragm air pressure sensing valve 5, a silicon diaphragm 51, a valve cover 52, a diaphragm seat 53, a drawing sleeve 54, a recovery spring 55, an adjusting cover 56, a constant pressure hole 57, an air pressure plugging rod 6, a T-shaped rod 61, a U-shaped opening 62, a poking rod shaft 63, a poking rod 64, a sealing rubber ring 65 and a sealing gasket 66.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a gas bottle relief pressure valve, includes valve casing 1, and valve casing 1's right-hand member integrated into one piece has air outlet nozzle 2, and valve casing 1's left end spiro union has air inlet nozzle 3, and valve casing 1 is located one side of air inlet nozzle 3 and installs control valve 4, and valve casing 1's mid-mounting has diaphragm atmospheric pressure induction valve 5, and valve casing 1's internally mounted has atmospheric pressure shutoff pole 6, and atmospheric pressure shutoff pole 6 cooperatees with control valve 4 and diaphragm atmospheric pressure induction valve 5.

Specifically, the valve housing 1 includes a valve housing body 11, a connecting housing 12 is integrally formed in the middle of the valve housing body 11, a communication insertion hole 13 is opened in the left side of the valve housing body 11, and the left side of the valve housing body 11 is screwed with the intake nozzle 3.

Particularly, the control valve 4 includes a connection valve seat 41, the connection valve seat 41 and the valve casing main body 11 integrated into one piece, and the connection valve seat 41 is linked together with the valve casing main body 11, the push rod 42 has been cup jointed at the middle part of the connection valve seat 41, the upper end fixed mounting of the push rod 42 presses the cap 43, press the cap 43 and connect the valve seat 41 and cup joint mutually, and it has the spring 44 to press between the cap 43 and the connection valve seat 41 to extrude, the spring 44 cup joints with the push rod 42 mutually, the air inlet through hole 45 has been seted up on the push rod 42, the air outlet through hole 46 has been seted up on the connection valve seat 41, and the air inlet through hole 45 cooperatees with the upper end of air outlet through hole 46, a plurality of sealing rings 47 have been cup jointed to the lateral wall of push rod 42, and sealing ring 47 cooperatees with connection valve seat 41.

Specifically, the diaphragm air pressure sensing valve 5 comprises a silicone diaphragm 51, the silicone diaphragm 51 is sleeved on the upper end of the connecting shell 12, a valve cover 52 is extruded on the upper end of the silicone diaphragm 51, the valve cover 52 and the connecting shell 12 are fixedly installed through screws, a diaphragm seat 53 is fixedly installed on the upper end of the middle of the silicone diaphragm 51, a pulling sleeve 54 is fixedly installed on the middle of the diaphragm seat 53, a recovery spring 55 is extruded on the upper end of the diaphragm seat 53, an adjusting cover 56 is extruded on the upper end of the recovery spring 55, the adjusting cover 56 is in threaded connection with the middle of the valve cover 52, and a constant pressure hole 57 is formed in the valve cover 52.

Specifically, the air pressure plug 6 comprises a T-shaped rod 61, the T-shaped rod 61 is sleeved with a communication jack 13, a U-shaped opening 62 is formed in the right end of the T-shaped rod 61, a poke rod shaft 63 is fixedly installed in the U-shaped opening 62, a poke rod 64 is sleeved on the outer side wall of the poke rod shaft 63, the lower end of the poke rod 64 is rotatably installed on the inner side wall of the connecting shell 12, the right end of the poke rod 64 is sleeved with a traction sleeve 54, a sealing rubber ring 65 is sleeved on the left end of the outer side wall of the T-shaped rod 61, a sealing gasket 66 is fixedly installed at the left end of the T-shaped rod 61, the sealing rubber ring 65 is matched with the left end of the communication jack 13, and the sealing gasket 66 is matched with the right end of the air inlet nozzle 3.

The working principle is as follows: the utility model uses the valve shell 1 and the control valve 4 and the air pressure blocking rod 6 in cooperation, the air inlet nozzle 3 is connected with the liquefied gas steel cylinder, the air outlet nozzle 2 is connected with the kitchen ware through the gas pipe, when in use, the air valve of the liquefied gas steel cylinder is opened, the pressing cap 43 is pressed at the moment, the pressing cap 43 can drive the push rod 42 to descend, the air inlet through hole 45 is opposite to the upper end of the exhaust through hole 46, the gas enters from the air inlet through hole 45 and is discharged from the exhaust through hole 46, the sealing part between the sealing rubber ring 65 on the T-shaped rod 61 and the communication jack 13 is spanned, the gas enters the cavity of the connecting shell 12, the silicon rubber diaphragm 51 can be extruded by the air pressure to deform at the moment, the diaphragm seat 53 is driven to ascend, the diaphragm seat 53 can be rotated by the pulling lever shaft 63 through the pulling sleeve 54, the poke rod shaft 63 drives the T-shaped rod 61 to move leftwards through the poke rod shaft 63, the sealing rubber ring 65 is separated from the communication jack 13 at the moment, gas enters the connecting shell 12 from the communication jack 13 and is discharged from the gas outlet nozzle 2, when a gas connecting pipe falls off, the gas outlet nozzle 2 is communicated with the outside, the pressure in the connecting shell 12 is reduced at the moment, the diaphragm seat 53 of the spring 44 is restored to the original position through the elasticity of the spring 44, the diaphragm seat 53 pulls the poke rod shaft 63 to rotate through the pulling sleeve 54, the poke rod shaft 63 drives the T-shaped rod 61 to move rightwards through the poke rod shaft 63, the sealing rubber ring 65 is extruded with the communication jack 13 together, and at the moment, the gas cannot be discharged, so that the automatic closing when the gas pipe falls off is realized, and the occurrence of danger is avoided.

When the gas valve is not used, after the gas valve on the gas stove is closed, the air pressure in the valve shell 1 rises, the silica gel membrane 51 continuously deforms, the membrane seat 53 continuously rises, the T-shaped rod 61 continuously moves towards the left side of the T-shaped rod, the sealing gasket 66 is extruded with the right end of the air inlet nozzle 3, and at the moment, the gas cannot be discharged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gas cylinder pressure reducing valve, comprising a valve housing (1), characterized in that: the right-hand member integrated into one piece of valve casing (1) has air outlet nozzle (2), the left end spiro union of valve casing (1) has air inlet nozzle (3), control valve (4) are installed to one side that valve casing (1) is located air inlet nozzle (3), the mid-mounting of valve casing (1) has diaphragm atmospheric pressure induction valve (5), the internally mounted of valve casing (1) has atmospheric pressure shutoff pole (6), atmospheric pressure shutoff pole (6) cooperate with control valve (4) and diaphragm atmospheric pressure induction valve (5).

2. The gas cylinder pressure reducing valve of claim 1, wherein: valve casing (1) includes valve casing main part (11), the middle part integrated into one piece of valve casing main part (11) has connecting shell (12), intercommunication jack (13) have been seted up in the left side of valve casing main part (11), the left side and suction nozzle (3) looks spiro union of valve casing main part (11).

3. The gas cylinder pressure reducing valve of claim 2, wherein: control valve (4) are including connecting disk seat (41), connect disk seat (41) and valve casing main part (11) integrated into one piece, and connect disk seat (41) and valve casing main part (11) and be linked together, push rod (42) have been cup jointed at the middle part of connecting disk seat (41), the upper end fixed mounting of push rod (42) has the pressure cap (43), cup joint with connecting disk seat (41) according to pressure cap (43), and have spring (44) according to pressing between cap (43) and the connecting disk seat (41), spring (44) cup joint with push rod (42) mutually, air inlet through hole (45) have been seted up on push rod (42), air outlet through hole (46) have been seted up on connecting disk seat (41), and air inlet through hole (45) and the upper end of air outlet through hole (46) cooperate, the lateral wall of push rod (42) has cup jointed a plurality of sealing washer (47), and sealing washer (47) cooperate with connecting disk seat (41).

4. The gas cylinder pressure reducing valve according to claim 3, wherein: the diaphragm air pressure sensing valve (5) comprises a silica gel diaphragm (51), the silica gel diaphragm (51) is sleeved on the upper end of a connecting shell (12), a valve cover (52) is extruded at the upper end of the silica gel diaphragm (51), the valve cover (52) and the connecting shell (12) are fixedly installed through screws, a diaphragm seat (53) is fixedly installed at the upper end of the middle of the silica gel diaphragm (51), a traction sleeve (54) is fixedly installed at the middle of the diaphragm seat (53), a recovery spring (55) is extruded at the upper end of the diaphragm seat (53), an adjusting cover (56) is extruded at the upper end of the recovery spring (55), the adjusting cover (56) is in threaded connection with the middle of the valve cover (52), and a constant pressure hole (57) is formed in the valve cover (52).

5. The gas cylinder pressure reducing valve of claim 4, wherein: the air pressure seal 6 comprises a T-shaped rod (61), the T-shaped rod (61) is sleeved with a communication jack (13), a U-shaped opening (62) is formed in the right end of the T-shaped rod (61), a poking rod shaft (63) is fixedly mounted in the U-shaped opening (62), a poking rod (64) is sleeved on the outer side wall of the poking rod shaft (63), the lower end of the poking rod (64) is rotatably mounted with the inner side wall of the connecting shell (12), the right end of the poking rod (64) is sleeved with a traction sleeve (54), a seal rubber ring (65) is sleeved on the left end of the outer side wall of the T-shaped rod (61), a seal gasket (66) is fixedly mounted at the left end of the T-shaped rod (61), the seal rubber ring (65) is matched with the left end of the communication jack (13), and the seal gasket (66) is matched with the right end of the air inlet nozzle (3).