CN219954562U

CN219954562U - Gas self-closing valve

Info

Publication number: CN219954562U
Application number: CN202321295446.2U
Authority: CN
Inventors: 曾姗姗; 祝亚军; 王庆亚
Original assignee: Xinyang Honglida Installation Engineering Co ltd
Current assignee: Xinyang Honglida Installation Engineering Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-11-03
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a gas self-closing valve, in particular to the technical field of valves, which comprises a self-closing valve body and a main pipeline, wherein a connecting pipe for transmitting gas is arranged on one side of the main pipeline, a connecting sleeve is fixedly arranged on the outer surface of the main pipeline, and a fixing sleeve for connecting is arranged on the outer surface of the joint of the main pipeline and the connecting pipe. In actual work, a worker sleeves the mounting ring on the outer surface of the connecting pipe, then inserts the connecting pipe into the main body pipeline, and clamps and fixes the connecting pipe by rotating the rotating shaft and the threaded rod, meanwhile, the limit rods on two sides of the mounting ring are inserted into the two supporting holes, the limit bolts are inserted into the overlapped limit holes and the connecting holes, and the mounting bolts are inserted into the mounting grooves through the mounting blocks, so that the fixing sleeve is mounted at the joint of the connecting pipe and the main body pipeline, and connection can be facilitated during mounting.

Description

Gas self-closing valve

Technical Field

The utility model relates to the technical field of valves, in particular to a gas self-closing valve.

Background

The pipeline gas self-closing valve is arranged on a pipeline of a low-pressure gas system, does not use electricity or other external power when the gas supply pressure of the pipeline is under pressure or over pressure, can be automatically closed and needs to be manually opened, and is suitable for natural gas, liquefied petroleum gas and artificial gas of the pipeline.

The existing gas self-closing valve needs to use a hose to output gas to a gas stove for use when outputting gas, but when the gas self-closing valve is connected with the hose, the hose is directly connected with a pipeline at the output end of the gas self-closing valve by using a screw cap, and in the connecting process, the hose can rotate along with the screw cap when the screw cap is rotated due to the fact that the screw cap is fixed on the hose, so that the problem of inconvenient connection is caused when the screw cap is rotated, and therefore, in order to solve the defects, the inventor proposes the gas self-closing valve.

Disclosure of Invention

The utility model mainly aims to provide a gas self-closing valve, which can effectively solve the problem that a hose rotates along with a screw cap when the screw cap is rotated, so that connection is inconvenient during installation.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the gas self-closing valve comprises a self-closing valve body and a main pipeline, wherein a connecting pipe for transmitting gas is arranged on one side of the main pipeline, a connecting sleeve is fixedly arranged on the outer surface of the main pipeline, a fixed sleeve for connection is arranged on the outer surface of a joint of the main pipeline and the connecting pipe, the connecting sleeve comprises two limit bolts, movable frames are fixedly arranged on two sides of the connecting sleeve, rotating shafts are movably arranged in the two movable frames, and connecting plates are fixedly arranged on the outer surfaces of the two rotating shafts;

two equal swing joint of one side that the axis of rotation was kept away from to the connecting plate has the threaded rod, two equal fixedly connected with movable sleeve of the relative one end of threaded rod, two equal fixed mounting in the relative one side of movable sleeve has the fixed plate, two one side that the fixed plate is relative all is equipped with the supporting hole.

Preferably, two both ends of axis of rotation are all fixed mounting has the limiting plate, four one side of limiting plate all is equipped with a plurality of spacing holes, two the both sides of movable frame all are equipped with a plurality of connecting holes.

Preferably, the limit holes and the connecting holes are internally provided with thread grooves.

Preferably, bearings are fixedly arranged in the two movable sleeves, and the two threaded rods are fixedly connected with the two bearings respectively.

Preferably, the two threaded rods are fixedly provided with rotating handles at one ends far away from the movable sleeve.

Preferably, the outer surface of the connecting pipe is fixedly connected with a mounting ring, and both sides of the mounting ring are fixedly provided with limiting rods.

Preferably, the fixed cover includes two cover bodies and four mounting bolts, two the both sides of one of them cover body of cover body all are equipped with two mounting grooves, and the both sides of the equal fixed mounting of another one cover body have two installation pieces, four one side of installation piece all is equipped with the fixed orifices, four the surface of mounting groove all is equipped with the mounting hole.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model discloses a gas self-closing valve, which is characterized in that a connecting sleeve and a fixing sleeve are arranged, in actual work, a worker is sleeved on the outer surface of a connecting pipe, then the connecting pipe is inserted into a main pipeline, two fixing plates can clamp and fix the connecting pipe by rotating a rotating shaft and a threaded rod, meanwhile, limit rods on two sides of the mounting ring are inserted into two supporting holes, limit bolts are inserted into overlapped limit holes and connecting holes, and the mounting bolts are inserted into mounting grooves through mounting blocks, so that the fixing sleeve is arranged at the joint of the connecting pipe and the main pipeline, and connection can be facilitated during mounting.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a connecting sleeve structure of the present utility model;

FIG. 3 is a schematic view of a connecting plate structure according to the present utility model;

FIG. 4 is a schematic view of a movable sleeve according to the present utility model;

FIG. 5 is a schematic view of the mounting ring of the present utility model

Fig. 6 is a schematic structural view of a fixing sleeve according to the present utility model.

In the figure: 1. a self-closing valve body; 2. a connecting pipe; 3. connecting sleeves; 4. a fixed sleeve; 6. a main body pipe; 301. a movable frame; 302. a rotating shaft; 303. a connecting plate; 304. a limiting plate; 305. a connection hole; 306. a limiting hole; 307. a limit bolt; 3031. a threaded rod; 3032. a movable sleeve; 3033. a fixing plate; 3034. a support hole; 3035. a bearing; 201. a mounting ring; 202. a limit rod; 401. a mounting groove; 402. a mounting hole; 403. installing a bolt; 404. a mounting block; 405. a fixing hole; 406. a sleeve body.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

The utility model discloses a gas self-closing valve, which comprises a self-closing valve body 1 and a main pipeline 6, wherein one side of the main pipeline 6 is provided with a connecting pipe 2 for transmitting gas, the outer surface of the main pipeline 6 is fixedly provided with a connecting sleeve 3, the connecting sleeve 3 can be convenient for connecting the connecting pipe 2 with the main pipeline 6, and the outer surface of the joint of the main pipeline 6 and the connecting pipe 2 is provided with a fixed sleeve 4 for connection, so that the influence on the connecting sleeve 3 caused by contact of external things can be effectively avoided.

In order to facilitate connection of the connection pipe 2 with the main pipeline 6, as shown in fig. 2-3, the connection sleeve 3 includes two limit bolts 307, two sides of the connection sleeve 3 are fixedly provided with movable frames 301, the inside of each of the two movable frames 301 is movably provided with a rotation shaft 302, and the rotation shaft 302 can rotate inside the movable frame 301.

The surface of two axis of rotation 302 is all fixed mounting has connecting plate 303, when axis of rotation 302 is rotatory, just can drive connecting plate 303 and rotate, and the both ends of two axis of rotation 302 are all fixed mounting has limiting plate 304, and when axis of rotation 302 is rotatory, just can drive two limiting plate 304 and rotate, and one side of four limiting plate 304 all is equipped with a plurality of spacing holes 306, and the both sides of two movable frames 301 all are equipped with a plurality of connecting holes 305, inserts in coincident spacing hole 306 and the connecting hole 305 with spacing bolt 307, can prevent axis of rotation 302 and rotate.

It should be noted that, the limiting hole 306 and the connecting hole 305 are provided with threaded grooves, so that when the worker rotates the limiting bolt 307, the worker can insert the limiting hole 306 and the connecting hole 305 which are overlapped.

And, the equal swing joint of one side that axis of rotation 302 was kept away from to two connecting plates 303 has threaded rod 3031, the equal fixedly connected with movable sleeve 3032 of the relative one end of two threaded rods 3031, the equal fixed plate 3033 of relative one side of two movable sleeves 3032, and then when the staff rotated threaded rod 3031, just can drive fixed plate 3033 and remove, and when two fixed plates 3033 remove with opposite direction, just can carry out centre gripping fixed connection with connecting pipe 2, the relative one side of two fixed plates 3033 all is equipped with supporting hole 3034.

It should be noted that, the two threaded rods 3031 are fixedly installed with a rotating handle at one end far away from the movable sleeve 3032, so that the staff can conveniently rotate the threaded rods 3031.

The example, the staff rotates two axis of rotation 302 in proper order until making two connecting plates 303 drive two threaded rods 3031 and rotate to the both sides of connecting pipe 2, then, inserts in proper order stop bolt 307 in the spacing hole 306 of coincidence and the connecting hole 305 to prevent axis of rotation 302 rotation, and afterwards, rotates two threaded rods 3031 in proper order, makes two fixed plates 3033 remove with opposite direction, until two fixed plates 3033 are fixed with the surface centre gripping of connecting pipe 2.

In the practical example, as shown in fig. 4-5, the bearings 3035 are fixedly installed inside the two movable sleeves 3032, and the two threaded rods 3031 are fixedly connected with the two bearings 3035 respectively, so that the fixed plate 3033 can be prevented from rotating along with the rotation of the threaded rods 3031.

And, the surface fixedly connected with collar 201 of connecting pipe 2, the both sides of collar 201 are fixed mounting has gag lever post 202.

The utility model discloses the staff earlier passes through prior art with collar 201, installs in the surface suitable position of connecting pipe 2, and then when two fixed plates 3033 move along with the rotation of two threaded rods 3031, in two gag lever posts 202 just can insert the supporting hole 3034 of two fixed plates 3033, and then can effectively avoid connecting pipe 2 to follow the drop in the main part pipeline 6.

Next to the practical example, as shown in fig. 6, the fixing sleeve 4 includes two sleeve bodies 406 and four mounting bolts 403, two mounting grooves 401 are respectively provided on two sides of one sleeve body 406 of the two sleeve bodies 406, two mounting blocks 404 are respectively and fixedly mounted on two sides of the other sleeve body 406, fixing holes 405 are respectively provided on one sides of the four mounting blocks 404, mounting holes 402 are respectively provided on outer surfaces of the four mounting grooves 401, and a worker can connect the two sleeve bodies 406 by inserting the four mounting blocks 404 into the four mounting grooves 401 and inserting the four mounting bolts 403 into the coincident fixing holes 405 and mounting holes 402.

The working principle of the utility model is as follows: the worker first installs the mounting ring 201 on the outer surface of the connecting pipe 2 through the prior art, then inserts the connecting pipe 2 sleeved with the mounting ring 201 into the main pipeline 6, then sequentially rotates the two rotating shafts 302 to enable the two connecting plates 303 to rotate, then sequentially inserts the two limiting bolts 307 into the overlapped limiting holes 306 and the connecting holes 305, sequentially rotates the two threaded rods 3031 to enable the two fixing plates 3033 to move in opposite directions until the two limiting rods 202 are inserted into the supporting holes 3034 of the two fixing plates 3033, then positions the two sleeve bodies 406 on two sides of the connecting position of the connecting pipe 2 and the main pipeline 6, sequentially inserts the four mounting blocks 404 of one sleeve body 406 into the four mounting grooves 401 of the other sleeve body 406, sequentially inserts the four mounting bolts 403 into the overlapped mounting holes 402 and the fixing holes 405, and then can enable the fixing sleeve 4 to be sleeved at the connecting position of the connecting pipe 2 and the main pipeline 6.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The gas self-closing valve comprises a self-closing valve body (1) and a main pipeline (6), and is characterized in that: one side of the main body pipeline (6) is provided with a connecting pipe (2) for transmitting fuel gas, the outer surface of the main body pipeline (6) is fixedly provided with a connecting sleeve (3), the outer surface of the joint of the main body pipeline (6) and the connecting pipe (2) is provided with a fixed sleeve (4) for connection, the connecting sleeve (3) comprises two limit bolts (307), two sides of the connecting sleeve (3) are fixedly provided with movable frames (301), the interiors of the two movable frames (301) are movably provided with rotating shafts (302), and the outer surfaces of the two rotating shafts (302) are fixedly provided with connecting plates (303);

one side, far away from the rotation shaft (302), of the two connecting plates (303) is movably connected with a threaded rod (3031), one end, opposite to the threaded rod (3031), of the two connecting plates is fixedly connected with a movable sleeve (3032), one side, opposite to the movable sleeve (3032), of the two connecting plates is fixedly provided with a fixed plate (3033), and one side, opposite to the fixed plate (3033), of the two connecting plates is provided with a supporting hole (3034).

2. The gas self-closing valve as recited in claim 1, wherein: two both ends of axis of rotation (302) are all fixed mounting have limiting plate (304), four one side of limiting plate (304) all is equipped with a plurality of spacing holes (306), two both sides of movable frame (301) all are equipped with a plurality of connecting hole (305).

3. The gas self-closing valve according to claim 2, wherein: the limit holes (306) and the connecting holes (305) are internally provided with thread grooves.

4. The gas self-closing valve as recited in claim 1, wherein: the two movable sleeves (3032) are fixedly provided with bearings (3035) inside, and the two threaded rods (3031) are fixedly connected with the two bearings (3035) respectively.

5. The gas self-closing valve as recited in claim 1, wherein: and the two threaded rods (3031) are fixedly provided with rotating handles at one ends far away from the movable sleeve (3032).

6. The gas self-closing valve as recited in claim 1, wherein: the outer surface of the connecting pipe (2) is fixedly connected with a mounting ring (201), and limiting rods (202) are fixedly arranged on two sides of the mounting ring (201).

7. The gas self-closing valve as recited in claim 1, wherein: the fixed sleeve (4) comprises two sleeve bodies (406) and four mounting bolts (403), two mounting grooves (401) are formed in two sides of one sleeve body (406) of the sleeve bodies (406), two mounting blocks (404) are fixedly mounted on two sides of the other sleeve body (406), fixing holes (405) are formed in one side of each mounting block (404), and mounting holes (402) are formed in the outer surfaces of the mounting grooves (401).