CN210196767U

CN210196767U - Quick-opening blind plate for natural gas pipeline

Info

Publication number: CN210196767U
Application number: CN201921152207.5U
Authority: CN
Inventors: Hai Lin; 林海
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-03-27
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a natural gas pipeline quick-opening blind plate, which comprises a pipeline, a blind plate is embedded in a through hole of the pipeline wall, a fixed seat is fixedly arranged at the central position of the top end of the blind plate, a groove arranged in the fixed seat is inserted into the bottom end of a screw rod, the top of the screw rod penetrates through a transverse arm of a supporting arm, two limiting cards are fixedly arranged at the bottom end of the supporting arm, the limiting cards are alternately connected with limiting pins, a vertical rod of the supporting arm is embedded in the fixed block, and the vertical rod of the supporting arm penetrates through a pin hole at the bottom of the vertical rod of the supporting arm and is fixedly connected with the fixed block; the screw rod is rotated clockwise or anticlockwise to enable the screw rod to drive the blind plate to ascend or descend, the purpose of opening and closing the blind plate is achieved, and the operation is simple and convenient; through the effect of spacer pin, carry on spacingly to the position of blind plate, make the blind plate stable, reach better leakproofness.

Description

Quick-opening blind plate for natural gas pipeline

Technical Field

The utility model relates to a quick-opening blind plate, in particular to natural gas line quick-opening blind plate belongs to natural gas line equipment technical field.

Background

The natural gas pipeline refers to a pipeline for conveying natural gas (including associated gas produced by an oil field) from a mining place or a processing plant to a city gas distribution center or an industrial enterprise user, and is also called a gas transmission pipeline. The natural gas pipeline is used for conveying natural gas, and is a way for conveying a large amount of natural gas on land. Natural gas pipelines account for about half of the total pipeline length in the world. When the natural gas pipeline is cleaned and overhauled, a blind plate (blind disk) is required to be opened and closed, and the blind plate (blind disk) is called a Flange cover (Flangecover) by a formal name, and some blind flanges or pipe plugs are also called. It is a flange without holes in the middle, and is used for plugging the pipeline opening. The function is the same as that of the closure and cap, except that the blind seal is a removable seal and the closure seal is not ready to be opened. The sealing surface has many types, including plane, convex surface, concave-convex surface, tongue-and-groove surface and ring connecting surface. The material includes carbon steel, stainless steel, alloy steel, copper, aluminum, PVC, PPR and the like.

The existing blind plate has a flange bolt structure, so that the opening and closing time is long, and the sealing performance is poor during closing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a natural gas line opens blind plate soon to current blind plate that proposes in solving above-mentioned background art passes through flange bolt structure, leads to opening and close for a long time, the not good problem of leakproofness when closing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a natural gas line quick-opening blind plate, includes the pipeline, the embedded blind plate that is equipped with of pipeline pipe wall through-hole, the fixed fixing base that is equipped with of central point department on blind plate top, the inside recess of seting up of fixing base is pegged graft with the bottom of screw rod, the xarm of support arm is run through at the top of screw rod, the bottom mounting of support arm is equipped with two spacing cards, spacing card alternates with the spacer pin and is connected, just the one end of spacer pin with the hole that sets up on the screw rod alternates and connects, the support arm montant inlays the inside of establishing at the fixed block to run through the pin the pinhole and the fixed block fixed connection of support arm montant bottom, the fixed spacing post that is equipped.

As a preferred technical scheme of the utility model, the pipe wall of pipeline with the bottom fixed connection of fixed block, 90 degrees curved spouts have been seted up to the bottom of fixed block spacing inslot wall, the spout with spacing post sliding connection.

As an optimal technical scheme of the utility model, the pipeline with the fixed position of blind plate contact is equipped with rubber seal, keep away from on the blind plate top the fixed relief valve that is equipped with in one side of support arm montant.

As a preferred technical scheme of the utility model, the U-shaped groove has been seted up on the top of screw rod, and the U-shaped groove alternates through the shaft hole of round pin axle with the rocker bottom and is connected, the fixed holding rod that is equipped with in top of rocker.

As an optimal technical scheme of the utility model, the spacer pin is T shape, the spacer pin is kept away from the fixed pull ring that is equipped with of one end of screw rod.

As an optimal technical scheme of the utility model, the fixed screw thread post that is equipped with of one end of pin, the other end threaded connection of pin has the handle, the handle is regular pentagon.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a quick-opening blind plate of a natural gas pipeline, which comprises a pressure release valve, a valve body, a valve cover and a valve cover, wherein the pressure release valve is opened according to the requirement to release pressure, and the purpose of safely opening the blind plate is achieved; 2. the screw rod is rotated clockwise or anticlockwise to enable the screw rod to drive the blind plate to ascend or descend, the purpose of opening and closing the blind plate is achieved, and the operation is simple and convenient; 3. through the effect of spacer pin, carry on spacingly to the position of blind plate, make the blind plate stable, reach better leakproofness.

Drawings

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

FIG. 2 is a schematic view of the sectional structure of the fixing block of the present invention;

fig. 3 is an enlarged schematic view of the pin of the present invention.

In the figure: 1. a pipeline; 2. a blind plate; 3. a pressure relief valve; 4. a fixed seat; 5. a screw; 6. a rocker; 7. a fixed block; 8. a handle; 9. a support arm; 10. a limiting column; 11. a pin hole; 12. a limiting card; 13. a spacing pin; 14. a pin; 15. a threaded post.

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.

Please refer to fig. 1-3, the utility model provides a natural gas line quick-opening blind plate, including pipeline 1, the embedded blind plate 2 that is equipped with of 1 pipe wall through-hole of pipeline, the fixed fixing base 4 that is equipped with in central point department of putting on blind plate 2 top, the inside recess of seting up of fixing base 4 is pegged graft with screw rod 5's bottom, the xarm of support arm 9 is run through at screw rod 5's top, support arm 9's bottom mounting is equipped with two spacing cards 12, spacing card 12 alternates with spacer pin 13 and is connected, and the one end of spacer pin 13 alternates with the hole of seting up on screw rod 5 and be connected, support arm 9 montant inlays the inside of establishing at fixed block 7, and run through pinhole 11 and fixed block 7 fixed connection of support arm 9 montant bottom through pin 14, the fixed spacing post.

Preferably, the pipe wall of the pipeline 1 is fixedly connected with the bottom end of the fixing block 7, the bottom end of the inner wall of the limiting groove of the fixing block 7 is provided with a 90-degree arc-shaped sliding groove, and the sliding groove is connected with the limiting column 10 in a sliding mode and easy to operate.

Preferably, the fixed rubber seal that is equipped with in position of pipeline 1 and the contact of blind plate 2, the fixed relief valve 3 that is equipped with in one side that keeps away from 9 montants of support arm on the blind plate 2 top, it is comparatively safe to use.

Preferably, the U-shaped groove has been seted up on the top of screw rod 5, and the U-shaped groove alternates through the shaft hole of round pin axle with 6 bottoms of rocker and is connected, and the fixed holding rod that is equipped with in top of rocker 6 holds rocker 6, and convenient operation improves work efficiency.

Preferably, the limiting pin 13 is T-shaped, and a pull ring is fixedly arranged at one end, far away from the screw 5, of the limiting pin 13, so that the operation is convenient.

Preferably, the fixed screw thread post 15 that is equipped with of one end of pin 14, the other end threaded connection of pin 14 has handle 8, and handle 8 is regular pentagon, and fixed effect is better.

When specifically using, the utility model relates to a natural gas line opens blind plate soon, when opening blind plate 2, carry out the pressure release through relief valve 3, pull rocker 6 perpendicular with screw rod 5, take out spacer pin 13, rotate rocker 6, make screw rod 5 rise, the bottom of screw rod 5 is at the inside recess internal rotation of fixing base 4, it rises to drive blind plate 2, reach the effect of opening blind plate 2, it is shorter to open the time spent, and the operation is simple and convenient, pull out pin 14 through handle 8, rotatory support arm 9, make blind plate 2 keep away from pipeline 1, conveniently carry out follow-up operation, after the maintenance, reverse rotation support arm 9, and through pin 14 fixed support arm 9, reverse rotation screw rod 5, make blind plate 2 be connected with 1 through-hole block of pipeline, reach sealed mesh, the overall structure is simple, and convenient for operation.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Claims

1. The utility model provides a natural gas line fast-opening blind plate, includes pipeline (1), its characterized in that, pipeline (1) pipe wall through-hole is embedded to be equipped with blind plate (2), the fixed fixing base (4) that is equipped with of central point department of putting on blind plate (2) top, the inside recess of seting up of fixing base (4) is pegged graft with the bottom of screw rod (5), the xarm of support arm (9) is run through at the top of screw rod (5), the bottom mounting of support arm (9) is equipped with two spacing cards (12), spacing card (12) are connected with spacer pin (13) interlude, and the one end of spacer pin (13) with the interlude hole that sets up on screw rod (5) is connected, support arm (9) montant inlays and establishes in the inside of fixed block (7) to run through pin (14) pinhole (11) and fixed block (7) fixed connection of support arm (9) montant bottom, and a limiting column (10) is fixedly arranged on one side of the bottom end of the supporting arm (9).

2. The quick-opening blind plate for the natural gas pipeline as claimed in claim 1, wherein: the pipe wall of pipeline (1) with the bottom fixed connection of fixed block (7), 90 degrees curved spouts have been seted up to the bottom of fixed block (7) spacing inslot wall, the spout with spacing post (10) sliding connection.

3. The quick-opening blind plate for the natural gas pipeline as claimed in claim 1, wherein: the pipeline (1) with the fixed rubber seal that is equipped with in position of blind plate (2) contact, blind plate (2) top is kept away from one side of support arm (9) montant is fixed and is equipped with relief valve (3).

4. The quick-opening blind plate for the natural gas pipeline as claimed in claim 1, wherein: the top end of the screw rod (5) is provided with a U-shaped groove, the U-shaped groove is connected with a shaft hole in the bottom of the rocker (6) in an inserting mode through a pin shaft, and a holding rod is fixedly arranged at the top end of the rocker (6).

5. The quick-opening blind plate for the natural gas pipeline as claimed in claim 1, wherein: the limiting pin (13) is T-shaped, and a pull ring is fixedly arranged at one end, far away from the screw rod (5), of the limiting pin (13).

6. The quick-opening blind plate for the natural gas pipeline as claimed in claim 1, wherein: the novel anti-theft bolt is characterized in that a threaded column (15) is fixedly arranged at one end of the pin (14), a handle (8) is connected to the other end of the pin (14) in a threaded mode, and the handle (8) is in a regular pentagon shape.