CN214743919U - A reinforced structure for natural gas attach fitting - Google Patents

Abstract

The utility model discloses a reinforced structure for natural gas attach fitting, including attach fitting, attach fitting includes first connector and second connector, one side of first connector is equipped with the second connector, the solid fixed surface of first connector is connected with solid fixed ring, gu fixed ring's surface symmetry has seted up two recesses, two the inside of recess all articulates there is the rotation post, two the external screw thread has all been seted up to the surface of rotation post, two it has two spacing posts, two to rotate the post respectively through two external screw thread threaded connection the equal fixedly connected with circle piece in one side of spacing post, the surface cover of second connector is equipped with the loose ring, two spacing grooves have been seted up to the surface symmetry of loose ring, two the middle part of rotating the post cup joints with the inside of two spacing grooves respectively. Through setting up reinforced structure, the person of facilitating the use carries out the secondary to natural gas attach fitting and consolidates to fine protection attach fitting.

Description

A reinforced structure for natural gas attach fitting

Technical Field

The utility model relates to a reinforced structure technical field especially relates to a reinforced structure for natural gas attach fitting.

Background

Natural gas refers to a mixture of hydrocarbon and non-hydrocarbon gases that are naturally trapped in subterranean formations, and in petroleum geology, oil field gas and gas field gas are commonly referred to. It is mainly found in oil fields and natural gas fields, and also in coal seams in small quantities. The natural gas is mainly used as fuel, can be used for producing carbon black, chemicals and liquefied petroleum gas, and the propane and butane produced by the natural gas are important raw materials of modern industry.

Along with the development of science and technology, the natural gas has walked into thousands of families, when the natural gas installation, generally connect through the mutually supporting of screw thread between the attach fitting, the outside reinforced structure that does not have of this kind of mode, probably is bumped by the user mistake easily, leads to connecting inseparably enough between the attach fitting to take place the phenomenon of disappointing, also can not play the guard action to a certain extent simultaneously, for this reason we propose a reinforced structure for natural gas attach fitting.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a reinforced structure for natural gas connection connects, through setting up reinforced structure, the person of facilitating the use carries out the secondary to natural gas connection connects and consolidates to fine protection connection connects.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a reinforced structure for natural gas attach fitting, includes attach fitting, and attach fitting includes first connector and second connector, one side of first connector is equipped with the second connector, the solid fixed ring of surface fixedly connected with of first connector, two recesses, two have been seted up to solid fixed ring's surface symmetry the inside of recess all articulates there is the rotation post, two the external screw thread has all been seted up, two to the surface of rotation post it has two spacing posts, two to rotate the post respectively through two external screw thread threaded connection the equal fixedly connected with circle piece in one side of spacing post, the surface cover of second connector is equipped with the loose ring, two spacing grooves, two have been seted up to the surface symmetry of loose ring the middle part of rotating the post cup joints with the inside of two spacing grooves respectively.

As a preferred technical scheme of the utility model, one side fixedly connected with guard ring of activity ring, the annular groove has been seted up to one side of solid fixed ring, one side of guard ring is connected with the inside block in annular groove, and is equipped with the second sealing washer between guard ring and the annular groove.

As a preferred technical scheme of the utility model, the one end of first connector sets up to spill thread connection groove, the one end of second connector sets up to convex threaded connection head, and convex threaded connection head's surface and the inside threaded connection of spill thread connection groove, be equipped with first sealing washer between first connector and the second connector.

As an optimal technical scheme of the utility model, two the thread groove of external screw thread looks adaptation is all seted up to the one end of spacing post.

As a preferred technical scheme of the utility model, two the external diameter of rotation post respectively with two spacing inslot portion's width size looks adaptations, and two spacing posts are located one side of two spacing grooves respectively.

As an optimized technical scheme of the utility model, two anti-skidding line has all been seted up to the surface of circle piece.

As a preferred technical scheme of the utility model, the movable ring is close to one side of first connector and is equipped with the third sealing washer between one side of first connector is kept away from to the second connector.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the movable ring is moved towards the direction close to the fixed ring, then the rotating column can be clamped into the limiting groove, and then the limiting column and the rotating column are screwed, so that the movable ring is extruded by the limiting column, secondary reinforcement of the first connector and the second connector is completed, a good protection effect is achieved, and the situation that the first connector and the second connector are loosely connected due to mistaken collision can be avoided;

2. accomplish the spacing back to the activity ring when spacing post, the snap-in is also accomplished with the annular groove to the retaining ring to extrude the second sealing washer, this design is through setting up the retaining ring, can avoid the direct and air contact of surface of second connector, and the effectual a large amount of oil smoke adhesion of avoiding is on the second connector, thereby is convenient for the later stage to twist and moves the second connector, avoids skidding.

Drawings

Fig. 1 is a schematic plan view of the present invention;

fig. 2 is a schematic view of a joint structure of the present invention;

fig. 3 is a schematic view of a partially enlarged structure at a in fig. 2 according to the present invention;

FIG. 4 is a schematic view of the connection between the rotating post and the limiting groove of the present invention;

wherein: 1. connecting a joint; 2. a first connector; 3. a second connector; 4. a first seal ring; 5. a fixing ring; 6. a groove; 7. rotating the column; 8. a limiting column; 9. a thread groove; 10. a round block; 11. a movable ring; 12. a guard ring; 13. an annular groove; 14. a second seal ring; 15. a limiting groove; 16. an external thread; 17. and a third sealing ring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, a reinforced structure for a natural gas connection joint comprises a connection joint 1, the connection joint 1 comprises a first connection joint 2 and a second connection joint 3, one side of the first connection joint 2 is provided with the second connection joint 3, the outer surface of the first connection joint 2 is fixedly connected with a fixing ring 5, the outer surface of the fixing ring 5 is symmetrically provided with two grooves 6, the interiors of the two grooves 6 are respectively hinged with a rotating column 7, the outer surfaces of the two rotating columns 7 are respectively provided with an external thread 16, the two rotating columns 7 are respectively in threaded connection with two limiting columns 8 through the two external threads 16, one side of each of the two limiting columns 8 is fixedly connected with a round block 10, the outer surface of the second connection joint 3 is sleeved with a movable ring 11, the outer surface of the movable ring 11 is symmetrically provided with two limiting grooves 15, and the middle parts of the two rotating columns 7 are respectively sleeved with the interiors of the two limiting grooves 15;

after first connector 2 is connected with second connector 3 and is accomplished, toward the direction removal loose ring 11 that is close to solid fixed ring 5, then rotate and rotate post 7, until rotating post 7 and can block into spacing inslot 15, then rotatory circle piece 10, make spacing post 8 rotate, until accomplishing the twisting of spacing post 8 and rotation post 7 and closing, thereby utilize spacing post 8 to extrude loose ring 11, accomplish the secondary reinforcement to first connector 2 and second connector 3, still have better guard action simultaneously, can avoid leading to first connector 2 and second connector 3 to connect loose condition emergence because the mistake bumps, when needs are dismantled, the circle piece 10 is rotated in the opposite direction, until spacing post 8 with rotate the separation of post 7 can.

In other embodiments, a protection ring 12 is fixedly connected to one side of the movable ring 11, an annular groove 13 is formed in one side of the fixed ring 5, one side of the protection ring 12 is connected with the inside of the annular groove 13 in a clamping manner, and a second sealing ring 14 is arranged between the protection ring 12 and the annular groove 13;

accomplish spacing back to activity ring 11 when spacing post 8, in the retaining ring 12 also blocks into ring groove 13 to extrude second sealing washer 14, this design is through setting up retaining ring 12, can avoid the direct and air contact of surface of second connector 3, and effectual a large amount of oil smoke adhesion of avoiding is on second connector 3, thereby is convenient for the later stage to twist and moves second connector 3, avoids skidding.

In other embodiments, one end of the first connector 2 is provided with a concave threaded connection groove, one end of the second connector 3 is provided with a convex threaded connector, the outer surface of the convex threaded connector is in threaded connection with the inner part of the concave threaded connection groove, and a first sealing ring 4 is arranged between the first connector 2 and the second connector 3;

conveniently connect first connector 2 and second connector 3, make whole attach fitting 1 have better leakproofness simultaneously, avoid the natural gas to leak.

In other embodiments, one end of each of the two limiting columns 8 is provided with a thread groove 9 matched with the external thread 16;

the limit column 8 is convenient to fix.

In other embodiments, the outer diameter of the two rotating columns 7 is respectively matched with the width of the inner part of the two limiting grooves 15, and the two limiting columns 8 are respectively positioned at one side of the two limiting grooves 15;

the gap between the rotating column 7 and the limiting groove 15 is prevented from being too large, so that the limiting column 8 cannot well fix the movable ring 11.

In other embodiments, the outer surfaces of the two round blocks 10 are both provided with anti-skid grains;

the slipping phenomenon between the hand and the round block 10 is avoided.

In other embodiments, a third sealing ring 17 is arranged between the side of the movable ring 11 close to the first connector 2 and the side of the second connector 3 far from the first connector 2;

convenient completion fixed back with activity ring 11 at spacing post 8, can avoid the flue gas to get into the inside of retaining ring 12 through the gap department of activity ring 11 and second connector 3 for retaining ring 12 has better leakproofness.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a reinforced structure for natural gas attach fitting, includes attach fitting (1), attach fitting (1) includes first attach fitting (2) and second connector (3), its characterized in that: a second connector (3) is arranged on one side of the first connector (2), a fixing ring (5) is fixedly connected with the outer surface of the first connector (2), two grooves (6) are symmetrically formed in the outer surface of the fixing ring (5), rotating columns (7) are hinged inside the two grooves (6), external threads (16) are formed in the outer surfaces of the two rotating columns (7), the two rotating columns (7) are in threaded connection with two limiting columns (8) through the two external threads (16), round blocks (10) are fixedly connected to one sides of the two limiting columns (8), the surface cover of second connector (3) is equipped with activity ring (11), two spacing grooves (15), two have been seted up to the surface symmetry of activity ring (11) the middle part of rotating post (7) cup joints with the inside of two spacing grooves (15) respectively.

2. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: one side fixedly connected with guard ring (12) of activity ring (11), annular groove (13) have been seted up to one side of solid fixed ring (5), one side of guard ring (12) is connected with the inside block of annular groove (13), and is equipped with second sealing washer (14) between guard ring (12) and annular groove (13).

3. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: the one end of first connector (2) sets up to spill thread connection groove, the one end of second connector (3) sets up to convex threaded connection head, and convex threaded connection head's surface and the inside threaded connection of spill thread connection groove, be equipped with first sealing washer (4) between first connector (2) and second connector (3).

4. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: and one end of each of the two limiting columns (8) is provided with a thread groove (9) matched with the external thread (16).

5. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: the outer diameter of the two rotating columns (7) is matched with the width of the inner parts of the two limiting grooves (15), and the two limiting columns (8) are located on one side of the two limiting grooves (15) respectively.

6. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: the outer surfaces of the two round blocks (10) are provided with anti-skid grains.

7. The reinforcing structure for a natural gas connection fitting according to claim 1, wherein: a third sealing ring (17) is arranged between one side of the movable ring (11), which is close to the first connector (2), and one side of the second connector (3), which is far away from the first connector (2).

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