CN213017757U

CN213017757U - Pneumatic U-shaped bidirectional pressure ship butterfly valve

Info

Publication number: CN213017757U
Application number: CN202021580505.7U
Authority: CN
Inventors: 黄美兰
Original assignee: Tianjin Yuanfei Valve Manufacturing Co ltd
Current assignee: Tianjin Yuanfei Valve Manufacturing Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-04-20
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a two-way pressurized boats and ships butterfly valve of pneumatic U type, including U type valve body, the U type valve body is improved level and is rotated and be connected with the axostylus axostyle, the front end fixedly connected with bull stick of axostylus axostyle, the equal vertical fixedly connected with connecting cylinder of the U type valve body left and right sides and the connecting cylinder about axostylus axostyle central symmetry exists, equal vertical slip interlude has the slide bar in the connecting cylinder, the slide bar with vertical fixedly connected with spring between the bottom in the connecting cylinder, the outer end department fixedly connected with V type clamp plate of slide bar. The utility model discloses side central symmetry's screw thread ejector pin about the rotatory removal for screw thread ejector pin promotes the bull stick and around the pivot pole anticlockwise rotation, just extrudees the gangbar that corresponds the position at both ends about the bull stick like this, makes the gangbar take the slide bar to slide compression spring in to the connecting cylinder, and the slide bar just moves to the pipeline outer wall of pressing to U type valve body coupling to the inboard slip in-process V type clamp plate of connecting cylinder.

Description

Pneumatic U-shaped bidirectional pressure ship butterfly valve

Technical Field

The utility model relates to a U type boats and ships butterfly valve technical field specifically is a two-way pressurized boats and ships butterfly valve of pneumatic U type.

Background

The valve is used for being fixedly installed on a pipeline for transmitting fluid, controlling the opening and closing of the pipeline and controlling the fluid circulation, and has a plurality of types and wide application fields, wherein a U-shaped ship butterfly valve is one of the valves, and the U-shaped ship butterfly valve is provided with a valve body with two feeding pipes or two output pipes;

the butterfly valve of the general U-shaped ship has the following defects: when a general U-shaped ship butterfly valve is in butt joint installation with a related pipeline, the butterfly valve is only in butt joint through a corresponding flange and a bolt, and the stability after installation is not good enough, because once a flange connecting hole has a manufacturing error or the flange connecting hole is abraded and enlarged, a valve body is easy to loosen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-way pressurized boats and ships butterfly valve of pneumatic U type 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: a pneumatic U-shaped bidirectional pressure ship butterfly valve comprises a U-shaped valve body, wherein a shaft rod is horizontally and rotatably connected to the U-shaped valve body, a rotating rod is fixedly connected to the front end of the shaft rod, connecting cylinders are vertically and fixedly connected to the left side and the right side of the U-shaped valve body, the connecting cylinders on the left side and the right side are symmetrically arranged around the center of the shaft rod, a sliding rod is vertically and slidably inserted into each connecting cylinder, a spring is vertically and fixedly connected between each sliding rod and the bottom end in each connecting cylinder, a V-shaped pressing plate is fixedly connected to the outer end of each sliding rod, the V-shaped pressing plates on the left side and the right side are symmetrically arranged around the center of the shaft rod, a linkage rod is horizontally and fixedly connected to the outer wall on the rear side of each sliding rod, the tail end of each rotating rod is correspondingly lapped on the linkage rod, connecting sleeve threads are fixedly connected to, and meanwhile, a threaded ejector rod is vertically connected in the threaded connecting sleeve.

Preferably, the end of the threaded mandril far away from the rotating rod is fixedly connected with a convex handle.

Preferably, the threaded top rod is movably provided with a ball at the end close to the rotating rod.

Preferably, convex teeth are uniformly distributed on the inner side wall of the V-shaped pressing plate.

Preferably, the linkage rod is rotatably sleeved with a sleeve, and a limiting block is fixedly connected to the rear end of the linkage rod.

Preferably, the rotating rod is made of hard steel materials.

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

1. after the left and right branch pipe bodies of the U-shaped valve body are fixedly butted with the corresponding pipeline end heads, the thread ejector rods which are symmetrically distributed at the upper and lower sides are rotated to push the rotating rod to rotate anticlockwise around the shaft rod, so that the left and right ends of the rotating rod are extruded onto the linkage rods at the corresponding positions, the linkage rods drive the sliding rods to slide compression springs into the connecting cylinders, and the V-shaped pressing plates move to press against the outer walls of the pipelines connected with the U-shaped valve body in the process that the sliding rods slide towards the inner sides of the connecting cylinders, so that the connection stability of the U-shaped valve body and the corresponding pipelines is ensured;

2. the utility model discloses because the V word shape of V type clamp plate, conveniently support the pressure card on multiple not unidimensional pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of a pneumatic U-shaped bidirectional pressurized butterfly valve for a ship according to the present invention;

FIG. 2 is a schematic view of the pneumatic U-shaped bidirectional pressurized butterfly valve for a ship according to the present invention;

fig. 3 is the left view section structure diagram of the linkage rod and the sleeve connection in the pneumatic U-shaped bidirectional pressurized ship butterfly valve.

In the figure: 1. a U-shaped valve body; 2. a connecting cylinder; 3. a spring; 4. a slide bar; 5. a V-shaped pressing plate; 6. a convex tooth; 7. a rotating rod; 8. a shaft lever; 9. a threaded connecting sleeve; 10. a ball bearing; 11. a threaded ejector rod; 12. a convex handle; 13. a sleeve; 14. a limiting block; 15. a linkage rod.

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. 1-3, the present invention provides a technical solution: a pneumatic U-shaped bidirectional pressure ship butterfly valve comprises a U-shaped valve body 1, wherein the U-shaped valve body 1 is formed by combining a main pipe body with a left direction and a right direction and two branch pipe bodies with a front direction and a back direction, a shaft rod 8 is horizontally and rotatably connected to the middle position of the front side wall of the main pipe body of the U-shaped valve body 1 through a bearing, the shaft rod 8 is located at the front direction and the back direction, a rotating rod 7 is fixedly connected to the front end of the shaft rod 8, the left end of the rotating rod 7 is located at the upper side of the U-shaped valve body 1, the right end of the rotating rod 7 is located at the lower side of the U-shaped valve body 1, a connecting cylinder 2 is vertically and fixedly connected to the upper side of the left branch pipe body and the lower side of the right branch pipe body of the U-shaped valve body 1, a sliding rod 4 is vertically and slidably inserted in the connecting cylinder 2, a, a linkage rod 15 is horizontally and fixedly connected to the outer wall of the rear side of the sliding rod 4, the linkage rod 15 is located at the front and rear moving positions, the tail end of the rotating rod 7 is correspondingly lapped on the linkage rod 15, threaded connecting sleeves 9 are fixedly connected to the upper side and the lower side of a main pipe body of the U-shaped valve body 1, the threaded connecting sleeves 9 are symmetrically arranged around a shaft rod 8, threaded ejector rods 11 are vertically connected into the threaded connecting sleeves 9 through threads, after left and right branch pipe bodies of the U-shaped valve body 1 are fixedly butted with corresponding pipe ends, the threaded ejector rods 11 symmetrically distributed on the upper side and the lower side are rotated, so that the rotating rod 7 is pushed to rotate anticlockwise around the shaft rod 8, the left end and the right end of the rotating rod 7 are extruded onto the linkage rod 15 at the corresponding positions, the linkage rod 15 drives the sliding rod 4 to slide a compression spring 3 into the connecting cylinder 2, and the V-shaped pressing plate 5 moves to press the outer wall of, the stability of the connection between the U-shaped valve body 1 and the corresponding pipeline is ensured.

The end of the threaded mandril 11 far away from the rotating rod 7 is fixedly connected with a convex handle 12, and the convex handle 12 is convenient for a user to rotate the threaded mandril 11.

The end of the threaded mandril 11 close to the rotating rod 7 is movably provided with a ball 10, and the ball 10 facilitates the relative sliding of the threaded mandril 11 when the threaded mandril 11 is abutted against the side wall of the rotating rod 7.

The convex teeth 6 are uniformly distributed on the inner side wall of the V-shaped pressing plate 5, and the convex teeth 6 are used for enhancing the skid resistance of the inner wall of the V-shaped pressing plate 5.

The sleeve 13 is sleeved on the linkage rod 15 in a rotating mode, a limiting block 14 is fixedly connected to the rear end of the linkage rod 15, the sleeve 13 conveniently rotates around the linkage rod 15, so that the rotating rod 7 can slide relatively when being extruded onto the linkage rod 15, and meanwhile the limiting block 14 prevents the sleeve 13 from being separated from the linkage rod 15.

The rotating rod 7 is made of hard steel materials, so that bending is avoided.

The working principle is as follows: the utility model discloses a branch body and the fixed back that docks of corresponding pipeline end about U type valve body 1, the screw ejector pin 11 of the central symmetric distribution of downside about the rotatory removal, make screw ejector pin 11 promote bull stick 7 around 8 anticlockwise rotations of axostylus axostyle, both ends just extrude on the gangbar 15 of corresponding position about bull stick 7 like this, make gangbar 15 take slide bar 4 to slide compression spring 3 in connecting cylinder 2, and slide bar 4 just moves to pressing on the pipeline outer wall that U type valve body 1 is connected to slide bar 2 inboard slip in-process V type clamp plate 5, guarantee U type valve body 1 and the stability that corresponds the pipe connection, and because V type clamp plate 5's V word shape, conveniently support the clamp on multiple not unidimensional pipeline.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 two-way pressurized boats and ships butterfly valve of pneumatic U type, includes U type valve body (1), its characterized in that: a shaft lever (8) is horizontally and rotatably connected to the U-shaped valve body (1), a rotating rod (7) is fixedly connected to the front end of the shaft lever (8), connecting cylinders (2) are vertically and fixedly connected to the left side and the right side of the U-shaped valve body (1), the connecting cylinders (2) on the left side and the right side exist symmetrically with respect to the center of the shaft lever (8), sliding rods (4) are vertically and slidably inserted into the connecting cylinders (2), springs (3) are vertically and fixedly connected between the sliding rods (4) and the inner bottom end of the connecting cylinders (2), V-shaped pressing plates (5) are fixedly connected to the outer end of each sliding rod (4), the V-shaped pressing plates (5) on the left side and the right side exist symmetrically with respect to the center of the shaft lever (8), a linkage rod (15) is horizontally and fixedly connected to the outer wall on the rear side of each sliding rod (4), and meanwhile, the tail end of the rotating rod (, the left side and the right side of the middle position of the U-shaped valve body (1) are fixedly connected with thread connecting sleeves (9), the thread connecting sleeves (9) exist in a central symmetry mode relative to the shaft rod (8), and meanwhile thread ejector rods (11) are vertically connected in the thread connecting sleeves (9).

2. The pneumatic U-style bi-directional pressurized marine butterfly valve of claim 1, wherein: the end of the threaded mandril (11) far away from the rotating rod (7) is fixedly connected with a convex handle (12).

3. The pneumatic U-style bi-directional pressurized marine butterfly valve of claim 1, wherein: the end of the threaded mandril (11) close to the rotating rod (7) is movably provided with a ball (10).

4. The pneumatic U-style bi-directional pressurized marine butterfly valve of claim 1, wherein: convex teeth (6) are uniformly distributed on the inner side wall of the V-shaped pressing plate (5).

5. The pneumatic U-style bi-directional pressurized marine butterfly valve of claim 1, wherein: the linkage rod (15) is rotatably sleeved with a sleeve (13), and a limiting block (14) is fixedly connected to the rear end of the linkage rod (15).

6. The pneumatic U-style bi-directional pressurized marine butterfly valve of claim 1, wherein: the rotating rod (7) is made of hard steel materials.