CN216618557U - Automatic valve for household gas - Google Patents

Abstract

The application discloses an automatic valve for household gas, which comprises a pipe body, an inner valve seat arranged in the middle of the pipe body, and a connecting seat fixedly assembled above the inner valve seat, wherein a telescopic motor is installed at the top end of the connecting seat, one end of a piston rod matched with the telescopic motor is connected with a valve plate, and a gas sensor is assembled on the upper surface of the connecting seat; the side of the valve plate is provided with an insertion hole, the front side of the pipe main body is provided with a communicating piece, and a plug port is movably assembled in the communicating piece; the gas sensor is arranged on the connecting seat, the gas sensor can be freely replaced in a spiral assembling mode, and meanwhile, the gas tightness of the gas sensor after the gas sensor is connected with the connecting seat can be further ensured by a clamping ring on the gas sensor; the communicating piece is designed on the front side of the pipe main body, positioning treatment on the valve plate can be completed by a mode of stirring the hand-held piece, and corresponding parts on the connecting seat can be detached and maintained under the condition of not influencing normal ventilation.

Description

Automatic valve for household gas

Technical Field

The utility model belongs to the technical field of gas valves, and particularly relates to a household automatic gas valve.

Background

The gas valve is a novel safety matching device for gas pipeline engineering; the gas valve is used for cutting off, connecting and adjusting gas in a pipeline, and has good control characteristics and closing sealing performance; the pipeline is suitable for various fuel gas medium pipelines such as city gas, liquefied petroleum gas, natural gas, oxygen and the like;

the gas valve is widely applied to various gas medium pipelines such as gas, liquefied petroleum gas, natural gas, oxygen and the like of an urban gas supply pipeline network system; the driving form has actuating mechanisms such as manual, worm gear transmission, electronic, pneumatics, hydrodynamics, electric liquid linkage, can realize remote control and automatic operation, to the supporting valve of domestic gas, following technical problem can appear when this valve specifically uses:

firstly, a special gas detection device is not arranged on a traditional valve, and whether gas can circulate or not can not be detected from the root after the valve is closed; secondly, if need maintain to some parts on the valve body when handling, need seal the intercommunication end of this valve body both sides, just then can carry out subsequent maintenance work, it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an automatic valve for household gas, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme:

an automatic valve for household gas comprises a tube main body, an inner valve seat arranged in the middle of the tube main body, and a connecting seat fixedly assembled above the inner valve seat, wherein a telescopic motor is arranged at the top end of the connecting seat, one end of a piston rod matched with the telescopic motor is connected with a valve plate, the valve plate is used for switching on and off a through hole for gas to pass through in the inner valve seat,

the upper surface of the connecting seat is provided with a gas sensor;

the jack has been seted up to the avris of valve plate, pipe main part front side is provided with the intercommunication piece, and movably in the intercommunication piece is equipped with the bung hole, and this bung hole inserts in the jack for the location valve plate.

Further, the pipe main body and the inner valve seat are of an integrated structure, and flanges are welded at two ends of the pipe main body.

Furthermore, one end of the piston rod is connected with the valve plate through the rotating shaft seat, and one side, close to the connecting seat, of the surface of the valve plate is connected with the pipe main body through the rotating shaft.

Furthermore, a detection tube and a clamping ring are fixedly arranged at the bottom end of the gas sensor, and the circle center of the clamping ring coincides with the circle center of the section of the detection tube and is not contacted with the detection tube all the time.

Furthermore, the spiral assembly of test tube shows in the screw hole of predetermineeing to the connecting seat, and the notch block of predetermineeing on the end of test tube and the valve plate.

Furthermore, the cross-section of snap ring is the ring form, and the snap ring imbeds in the ring channel mouth that the connecting seat surface was predetermine.

Furthermore, the communicating piece is of a hollow structure with a semicircular annular section, a folding film is arranged on the front side of the communicating piece, a handheld piece is fixed and inserted on the surface of the folding film, and one end of the handheld piece is fixedly connected with the plug opening.

Furthermore, the contact end of the folding film and the hand piece is sealed by glue.

(III) advantageous effects

Firstly, the gas sensor is arranged on the connecting seat, the gas sensor can be freely replaced in a spiral assembling mode, meanwhile, the gas tightness of the gas sensor after the gas sensor is connected with the connecting seat can be further guaranteed through the clamping ring on the gas sensor, and the position stability of the gas sensor is also guaranteed;

secondly, through design the connecting piece in pipe main part front side, through the mode of stirring handheld piece, can accomplish the location processing to the valve plate, under the condition that does not influence normal ventilation, can dismantle and maintain the part that corresponds on the connecting seat, embodied the practicality of whole design.

Drawings

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

FIG. 2 is a front cross-sectional view of the overall structure of the present invention;

FIG. 3 is a schematic diagram of the gas sensor structure of the present invention;

fig. 4 is a schematic view of the internal structure of the communicating member of the present invention.

Reference numerals: 1. a tube body; 2. an inner valve seat; 3. a connecting seat; 4. a telescopic motor; 41. a piston rod; 5. a gas sensor; 51. a snap ring; 52. a detection tube; 6. a valve plate; 61. a jack; 62. a notch; 7. A communicating member; 8. plugging the opening; 9. a handpiece; 10. the film is folded.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In addition, for the convenience of description, the terms "upper", "lower", "left" and "right" are used to refer to the same direction as the upper, lower, left, right, etc. of the drawings, and the terms "first", "second", etc. are used for descriptive distinction and have no special meaning.

Aiming at the problems in the prior art, the utility model provides a household automatic valve for gas, which comprises a pipe main body 1, an inner valve seat 2 arranged at the middle part of the pipe main body 1, and a connecting seat 3 fixedly assembled above the inner valve seat 2, wherein a telescopic motor 4 is arranged at the top end of the connecting seat 3, one end of a piston rod 41 matched with the telescopic motor 4 is connected with a valve plate 6, and the valve plate 6 is used for switching on and off a through hole for gas passing through the inner valve seat 2, and specifically comprises the following steps:

example 1:

the present embodiment provides a specific structure of the gas sensor, as shown in fig. 1-3, the gas sensor 5 is mounted on the upper surface of the connecting base 3, and the gas sensor 5 detects the gas content in the state that the valve plate 6 closes the whole passage of the tube body 1, and detects whether the valve plate 6 leaks.

Referring to fig. 1 and 2, the pipe body 1 and the inner valve seat 2 are of an integrated structure, and flanges are welded to both ends of the pipe body 1, so that a user can connect the flanges to corresponding pipes.

Referring to fig. 2, one end of the piston rod 41 is connected to the valve plate 6 by providing a rotating shaft seat, and one side of the surface of the valve plate 6 close to the connecting seat 3 is connected to the pipe body 1 by providing a rotating shaft, the valve plate 6 is distributed in an inclined manner, and the valve plate 6 at this time can seal the communication port on the inner valve seat 2.

Referring to fig. 1 and 3, a detection tube 52 and a snap ring 51 are fixedly arranged at the bottom end of the gas sensor 5, and the circle center of the snap ring 51 coincides with the circle center of the cross section of the detection tube 52 and is not always in contact with the detection tube 52;

wherein, the detecting tube 52 is spirally assembled in the preset threaded hole of the connecting seat 3, and the end head of the detecting tube 52 is clamped with the preset notch 62 on the valve plate 6.

The section of the snap ring 51 is circular, and the snap ring 51 is embedded into an annular groove preset on the surface of the connecting seat 3.

By adopting the technical scheme:

set up gas sensor 5 on connecting seat 3, can accomplish freely changing this gas sensor 5 through the mode of spiral assembly, the gas tightness after this gas sensor 5 and connecting seat 3 are connected can further be guaranteed to snap ring 51 on the gas sensor 5 simultaneously, has also guaranteed gas sensor 5's position steadiness.

Example 2:

the present embodiment shows a specific structure of the communication member, as shown in fig. 2 and 4, the side of the valve plate 6 is opened with an insertion hole 61, the front side of the tube main body 1 is provided with the communication member 7, and the communication member 7 is movably fitted with a plug port 8 therein, and the plug port 8 is inserted into the insertion hole 61 for positioning the valve plate 6.

Referring to fig. 4, the communicating member 7 is a hollow structure with a semicircular section, a folding film 10 is arranged on the front side of the communicating member 7, a hand piece 9 is fixedly inserted on the surface of the folding film 10, and one end of the hand piece 9 is fixedly connected with the plug 8.

In particular when using the communication member 7,

in the state where the valve plate 6 is fully opened;

at the moment, the hand-held piece 9 is manually held to drive the plug port 8 to move in the communicating piece 7, so that one end of the plug port 8 is inserted into the jack 61, and then the positioning treatment of the whole valve plate 6 is completed;

and finally, the corresponding connecting seat 3 is removed, and then the telescopic motor 4 can be maintained.

Referring to fig. 4, the contact end of the folded film 10 with the hand piece 9 is sealed with glue.

By adopting the technical scheme:

at pipe main part 1 front side design connecting piece 7, through the mode of stirring handheld 9, can accomplish the location processing to valve plate 6, under the condition that does not influence normal ventilation, can dismantle and maintain the part that corresponds on the connecting seat 3, embodied the practicality of whole design.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims (8)

1. The utility model provides an automatic valve is used to domestic gas, includes pipe main part (1), sets up interior disk seat (2) at pipe main part (1) middle part to and fixed assembly to connecting seat (3) of interior disk seat (2) top, and connecting seat (3) top installs flexible motor (4), valve plate (6) are connected to the one end of the supporting piston rod (41) of this flexible motor (4), and valve plate (6) are used for the opening through the gas in disk seat (2) in being used for the break-make, its characterized in that:

the upper surface of the connecting seat (3) is provided with a gas sensor (5);

jack (61) have been seted up to the avris of valve plate (6), pipe main part (1) front side is provided with connecting piece (7), and movably in connecting piece (7) is equipped with stopper mouth (8), and this stopper mouth (8) insert jack (61) in for location valve plate (6).

2. The automatic valve for household gas as claimed in claim 1, wherein: the pipe main body (1) and the inner valve seat (2) are of an integral structure, and flanges are welded at two ends of the pipe main body (1).

3. The automatic valve for household gas as claimed in claim 1, wherein: one end of the piston rod (41) is connected with the valve plate (6) through the rotating shaft seat, and one side, close to the connecting seat (3), of the surface of the valve plate (6) is connected with the pipe main body (1) through the rotating shaft seat.

4. The automatic valve for household gas as claimed in claim 1, wherein: the bottom end of the gas sensor (5) is fixedly provided with a detection tube (52) and a clamping ring (51), and the circle center of the clamping ring (51) is superposed with the circle center of the section of the detection tube (52) and is not contacted with the detection tube (52) all the time.

5. The automatic valve for household gas as claimed in claim 4, wherein: the detection pipe (52) is spirally assembled in a threaded hole which is formed in the connecting seat (3) in a pre-set mode, and the end head of the detection pipe (52) is clamped with a notch (62) which is formed in the valve plate (6) in a pre-set mode.

6. The automatic valve for household gas as claimed in claim 4, wherein: the cross section of the clamping ring (51) is circular, and the clamping ring (51) is embedded into a circular notch which is preset in the surface of the connecting seat (3).

7. The automatic valve for household gas as claimed in claim 1, wherein: the connecting piece (7) is of a semicircular hollow structure with a semicircular section, a folding film (10) is arranged on the front side of the connecting piece (7), a handheld piece (9) is fixed and inserted on the surface of the folding film (10), and one end of the handheld piece (9) is fixedly connected with the plug opening (8).

8. The automatic valve for household gas as claimed in claim 7, wherein: and the contact end of the folding film (10) and the hand piece (9) is sealed by glue.

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