CN217355747U

CN217355747U - Detachable breaking valve for gas station

Info

Publication number: CN217355747U
Application number: CN202221245087.5U
Authority: CN
Inventors: 刘旭彬; 程恩; 袁敏
Original assignee: Lianyungang Enfa Machinery Co ltd
Current assignee: Lianyungang Enfa Machinery Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-02
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a detachable breaking valve for a gas station, which comprises a first valve body and a second valve body, wherein the first valve body and the second valve body are connected through a breaking bolt, one side of the first valve body adjacent to the second valve body is respectively clamped and inserted with a positioning compression ring, a sealing ring is arranged between the two positioning compression rings, an annular mounting groove is arranged inside the sealing ring, two sides of the mounting groove are respectively inserted with a limiting ring in a sliding way, the two limiting rings are positioned inside the mounting groove and are fixedly connected with a plurality of springs, the positioning compression rings are movably connected with the limiting rings, a spiral compression mechanism is arranged inside the end of the first valve body away from the second valve body, one end of the spiral compression mechanism is provided with a valve core, the utility model effectively solves the problems that the existing breaking valve is damaged or needs to be replaced when the sealing ring inside the existing breaking valve is used for a long time, can not be disassembled and replaced, thus causing the problem of resource waste.

Description

Detachable breaking valve for gas station

Technical Field

The utility model relates to a break valve technical field specifically is a detachable gas station is with breaking valve.

Background

When filling liquefied natural gas for the storage tank in the gas station, all can use the metal collapsible tube, in order to make the tank wagon when emergency such as low temperature medium leakage, loading and unloading misoperation appear can safely be driven away from the danger area immediately, can install urgent breaking valve additional and break valve structure restriction at the hose end usually, can't change inside seal assembly in the long-time use.

The existing breaking valve has the defects that when the service time is long and the internal sealing ring is damaged or needs to be replaced, the sealing ring cannot be detached and replaced, and the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detachable gas station is with breaking 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 detachable gas station is with breaking valve, includes first valve body and second valve body, through breaking bolted connection between first valve body and the second valve body, the equal block in adjacent one side of first valve body and second valve body is pegged graft and is had the location clamp ring, be provided with the sealing ring between two location clamp rings, the inside annular mounting groove that is provided with of sealing ring, the equal slip grafting in mounting groove both sides has the spacing ring, two spacing rings are located a plurality of springs of fixedly connected with between the mounting groove is inside, location clamp ring and spacing ring swing joint, first valve body and second valve body keep away from each other that one end is inside to be provided with spiral hold-down mechanism, spiral hold-down mechanism one end is provided with the case, two mutual butts of case.

And sealing gaskets are arranged on the adjacent sides of the positioning compression ring and the first valve body and the second valve body.

Wherein, the first valve body and the second valve body are both fixedly connected with flanges at the ends far away from each other.

The end, far away from the mounting groove, of the limiting ring is of an arc-shaped structure, and a sealing groove matched with the limiting ring is formed in the positioning compression ring.

The valve body comprises a first valve body and a second valve body, wherein one end of the valve core in the first valve body is fixedly connected with a limiting block, and the other end of the valve core in the second valve body is fixedly connected with a limiting groove matched with the limiting block.

Wherein, the surface of the valve core is provided with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

through breaking the bolt, can separate first valve body and second valve body, the location clamp ring can be dismantled with first valve body and second valve body, can change sealing ring and sealed the pad, through sealed the pad, can increase the sealing performance between location clamp ring and first valve body or the second valve body, can increase the leakproofness between two location clamp rings through the sealing ring, avoid the gaseous clearance inflow between two location clamp rings of passing through of outside, can further improve the sealing performance between sealing ring and the location clamp ring through the spacing ring, under the mating reaction of spring, can avoid producing the problem in clearance between spacing ring and the location clamp ring, further improve sealing performance.

Drawings

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

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

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a schematic view of the overall structure of the sealing ring of the present invention.

In the figure: 1. a flange; 2. a first valve body; 3. positioning a compression ring; 4. a second valve body; 5. breaking the bolt; 6. a screw hold-down mechanism; 7. a valve core; 8. a limiting ring; 9. mounting grooves; 10. a seal ring; 11. a spring; 12. and a gasket.

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. 1-4, the present invention provides a technical solution: the utility model provides a detachable gas station is with breaking valve, including first valve body 2 and second valve body 4, connect through breaking bolt 5 between first valve body 2 and the second valve body 4, equal block in the adjacent one side of first valve body 2 and second valve body 4 is pegged graft and is had positioning compression ring 3, be provided with sealing ring 10 between two positioning compression ring 3, the inside annular mounting groove 9 that is provided with of sealing

ring

10, 9 both sides of mounting groove all slide and peg graft and have the spacing ring, two spacing rings are located a plurality of springs of fixedly connected with between the mounting groove is inside, positioning compression ring and spacing ring swing joint, first valve body and second valve body keep away from the inside spiral hold-down mechanism 6 that is provided with of one end each other, 6 one end of spiral hold-down mechanism is provided with case 7, two mutual butts of case 7.

Case 7 is compressed tightly by spiral hold-down mechanism location, realize flexible function, dismantle through breaking bolt 5, can separate first valve body 2 and second valve body 4, location clamp ring 3 can be dismantled with first valve body 2 and second valve body 4, can change sealing ring 10 and sealed pad 12, can increase the leakproofness between two location clamp rings 3 through sealing ring 10, avoid the gaseous clearance inflow between two location clamp rings 3 of outside, can further improve the sealing performance between sealing ring 10 and the location clamp ring 3 through spacing ring 8, under spring 11's mating reaction, can avoid producing the problem in clearance between spacing ring 8 and the location clamp ring 3, further improve sealing performance.

Wherein, the adjacent one side of location clamp ring 3 and first valve body 2 and second valve body 4 all is provided with sealed 12, through sealed 12, can increase the sealing performance between location clamp ring 3 and first valve body 2 or the second valve body 4.

Wherein, the equal fixedly connected with flange 1 of the one end that first valve body 2 and second valve body 4 kept away from each other, be convenient for with other objects detachable connection.

Wherein, the spacing ring 8 is kept away from mounting groove 9 one end and is convex structure, and the inside seal groove of offering with 8 looks adaptations of spacing ring of location clamp ring 3 further improves the sealing performance between spacing ring and the location clamp ring 3.

Wherein, 7 one end fixedly connected with stoppers of the inside case of second valve body 4, 7 one end fixedly connected with of the inside case of first valve body 2 and the spacing groove of stopper looks adaptation improve the stability of butt between the case 7.

The surface of the valve core 7 is provided with a rubber pad, after the first valve body and the second valve body are separated, the valve core is pushed to move under the action of the spiral pressing mechanism, the first valve body 2 or the second valve body 4 can be sealed, and the sealing performance can be further improved through the rubber pad.

The working principle is as follows: during the use, case 7 is compressed tightly by spiral hold-down mechanism location, realize flexible function, dismantle through breaking bolt 5, can separate first valve body 2 and second valve body 4, positioning clamp ring 3 can be dismantled with first valve body 2 and second valve body 4, can change sealing ring 10 and sealed pad 12, can increase the leakproofness between two positioning clamp rings 3 through sealing ring 10, avoid the outside gas to flow in through the clearance between two positioning clamp rings 3, can further improve the sealing performance between sealing ring 10 and the positioning clamp ring 3 through spacing ring 8, under the mating reaction of spring 11, can avoid producing the problem in clearance between spacing ring 8 and the positioning clamp ring 3, further improve sealing performance.

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. The utility model provides a detachable gas station is with breaking valve, includes first valve body (2) and second valve body (4), its characterized in that: the valve is characterized in that the first valve body (2) and the second valve body (4) are connected through a snapping bolt (5), the positioning compression ring (3) is inserted into one side of the first valve body (2) adjacent to the second valve body (4), a sealing ring (10) is arranged between the two positioning compression rings (3), an annular mounting groove (9) is formed in the sealing ring (10), limiting rings are inserted into two sides of the mounting groove (9) in a sliding mode, the two limiting rings are located between the inside of the mounting groove and fixedly connected with a plurality of springs, the positioning compression rings are movably connected with the limiting rings, a spiral compression mechanism (6) is arranged inside one end of the first valve body and the second valve body, one end of the spiral compression mechanism (6) is provided with a valve core (7), and the two valve cores (7) are abutted to each other.

2. The snapping valve for a detachable gas station according to claim 1, wherein: and a sealing gasket (12) is arranged on one side of the positioning compression ring (3) adjacent to the first valve body (2) and the second valve body (4).

3. The snapping valve for a detachable gas station according to claim 1, wherein: the first valve body (2) and the second valve body (4) are mutually far away from one end and fixedly connected with a flange (1).

4. The pull-off valve for the detachable gas filling station as claimed in claim 1, wherein: one end, far away from the mounting groove (9), of the limiting ring (8) is of an arc-shaped structure, and a sealing groove matched with the limiting ring (8) is formed in the positioning compression ring (3).

5. The snapping valve for a detachable gas station according to claim 1, wherein: and one end of the valve core (7) in the second valve body (4) is fixedly connected with a limiting block, and one end of the valve core (7) in the first valve body (2) is fixedly connected with a limiting groove matched with the limiting block.

6. The snapping valve for a detachable gas station according to claim 1, wherein: and a rubber pad is arranged on the surface of the valve core (7).