CN212361261U

CN212361261U - Embedded fixer of large-scale pipeline

Info

Publication number: CN212361261U
Application number: CN202020713036.5U
Authority: CN
Inventors: 于井来; 展宏; 张涛; 邵艳
Original assignee: Tianjin Pipeline Engineering Group Co Ltd
Current assignee: Tianjin Pipeline Engineering Group Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-01-15
Anticipated expiration: 2030-04-30

Abstract

The utility model provides an embedded fixer of large-scale pipeline, including crown plate, slide bar and extensible member, the crown plate is cyclic annular, and the tip of crown plate is equipped with the backplate for the support, the middle part of crown plate has set firmly the locating plate, the tip of extensible member and the middle part fixed connection of locating plate, be equipped with a plurality of installing ports that form by the fracture on the crown plate, the both ends tip internal rotation of installing port is pegged graft and is had the guide block, and is a plurality of the hoop is articulated along the periphery of the one end of slide bar and extensible member, the other end of slide bar is pegged graft in the slide hole of establishing at the guide block middle part, meets with guide block vertical slip. According to the large-scale pipeline embedded fixer, the ring plate, the air cylinder and the sliding rod form an umbrella-shaped structure, the structure is firm, in the braking process, the stress is dispersed, the large-scale pipeline embedded fixer is not easy to damage, and the service life is longer; the brake device has the advantages of simple structure, easiness in operation, suitability for braking of pipeline maintenance vehicles with different inner diameters and wide application range.

Description

Embedded fixer of large-scale pipeline

Technical Field

The utility model relates to a pipeline overhauls technical field, especially relates to an embedded fixer of large-scale pipeline.

Background

In the use of some large-scale pipelines, for guaranteeing the safety in utilization of pipeline, need regularly inspect the pipeline and patrol, the maintenance car in the pipeline generally uses the haulage rope to control the removal of maintenance car, to the part that needs the maintenance in the pipeline, need the maintenance car to overhaul the operation by the maintainer after stopping by oneself, prior art, the braking of maintenance car is generally realized through the brake equipment of wheel to the maintenance car, but because the interior most environment of pipeline is wet and slippery, only rely on brake equipment, can't guarantee that the maintenance car stops the removal completely.

Disclosure of Invention

In view of this, the present invention aims to overcome the above-mentioned defects in the prior art and provide an embedded fixer for large pipes, which is used for braking the maintenance vehicle in the pipes.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an embedded fixer of large-scale pipeline, includes crown plate, slide bar and extensible member, the crown plate is cyclic annular, and the tip of crown plate is equipped with the backplate for the support, the middle part of crown plate has set firmly the locating plate, the tip of extensible member and the middle part fixed connection of locating plate, be equipped with a plurality of installing ports that form by the fracture on the crown plate, the both ends tip internal rotation of installing port is pegged graft and is had the guide block, and is a plurality of the one end of slide bar is articulated along the hoop with the periphery of extensible member, the other end of slide bar is pegged graft in the slide hole of establishing at the guide block middle part, meets with guide block vertical.

Further, the outer diameter of the back plate is smaller than the outer diameter of the ring plate, and the inner diameter of the back plate is larger than the inner diameter of the ring plate.

Furthermore, the back plate and the positioning plate are fixedly connected through a cross-shaped support frame.

Further, the telescopic piece is a cylinder.

Furthermore, a threaded hole is formed in the middle of the positioning plate, threads are formed in the end portion of the telescopic rod of the air cylinder, and the end portion of the telescopic rod is screwed in the threaded hole.

Further, the free end of the slide bar is provided with a brake block.

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

(1) according to the large-scale pipeline embedded type fixer, the ring plate, the air cylinder and the sliding rod form an umbrella-shaped structure, the structure is firm, in the braking process, the stress is dispersed, the large-scale pipeline embedded type fixer is not easy to damage, and the service life is longer.

(2) The large-scale pipeline embedded fixer is simple in structure, easy to operate, applicable to braking of pipeline maintenance vehicles with different inner diameters and wide in application range.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of an overall structure of an embedded fixer for large pipes according to the present invention;

fig. 2 is a schematic view of an overall structure of an embedded fixer for large pipes according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of an overall structure of an embedded fixer for large pipes according to the present invention;

fig. 5 is a schematic structural view of a ring plate of an embedded fixer for large pipes according to the present invention;

fig. 6 is a schematic view of a guide block structure of an embedded fixer for large pipes according to the present invention.

Description of reference numerals:

1-a ring plate; 11-a mounting port; 12-mounting grooves; 2-a back plate; 21-a support frame; 22-a positioning plate; 221-a threaded hole; 3-a guide block; 31-mounting a rod; 32-a slide hole; 4-a slide bar; 41-brake block; 42-chain head; 5-a telescopic member; 51-a telescopic rod; 52-free bearing.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following examples with reference to the accompanying drawings:

as shown in fig. 1 to 6, an embedded fixer for large pipelines comprises a ring plate 1, a slide rod 4 and a cylinder, wherein the ring plate 1 is annular, an annular back plate 2 for supporting is arranged at the end of the ring plate 1, a positioning plate 22 is arranged at the middle part of the ring plate 1, the positioning plate 22 is coaxial with the ring plate 1, the back plate 2 is fixedly connected with the positioning plate 22 through a cross-shaped support frame 21, the ring plate 1, the back plate 2 and the support frame 21 are integrally cast or fixed by welding, a threaded hole 221 is arranged at the middle part of the positioning plate 22, a thread is arranged at the end part of a telescopic rod 51 of the cylinder, and the end part of the telescopic rod 51 is screwed in the threaded hole 221, so that the cylinder and the telescopic rod 51 thereof are vertically;

the annular plate 1 is provided with a plurality of mounting openings 11 formed by fractures of a body of the annular plate, two opposite ends of each mounting opening 11 are provided with coaxial columnar mounting grooves 12, each mounting opening 11 is internally provided with a columnar guide block 3, two ends of each guide block 3 are provided with mounting rods 31, the mounting rods 31 are matched with the mounting grooves 12 in size, the mounting rods 31 are rotatably inserted in the mounting grooves 12, so that the guide blocks 3 can rotate freely in the mounting openings 11, the middle parts of the guide blocks 3 are provided with sliding holes 32 which are vertical to the axial direction of the guide blocks and are used for inserting sliding rods 4, and in order to enhance the strength of the guide blocks 3, the diameter of the middle parts of the guide blocks 3 is larger than the diameters of;

in order to realize the braking function of the fixer, one end of a plurality of sliding rods 4 is hinged with the periphery of the cylinder along the circumferential direction, a plurality of hinged supports 52 are arranged in the middle of the cylinder along the circumferential direction, chain heads 42 are arranged at the end parts of the sliding rods 4, the hinged supports 52 and the chain heads 42 are combined into a hinge structure through rivets, so that the sliding rods 4 can rotate by taking the rivets as shafts, and the other ends of the sliding rods 4 are inserted into sliding holes 32 formed in the middle of the guide block 3 and are vertically connected with the guide block 3 in a sliding manner;

in order to prevent the edge of the back plate 2 from blocking the movement of the sliding rod 4, the outer diameter of the back plate 2 is smaller than the outer diameter of the ring plate 1, and the inner diameter of the back plate 2 is larger than the inner diameter of the ring plate 1, so as to enhance the strength of the back plate 2, in order to increase the friction force between the end of the sliding rod 4 and the inner wall of the pipeline, the free end of the sliding rod 4 is provided with a brake block 41, and the brake block 41 can be made of rubber or brake shoe, so as to enhance the braking effect;

this fixer is fixed to be assembled in the front end of tool car, and the position is coaxial with the pipeline of waiting to overhaul, and in this fixer, the umbrella structure is constituteed to crown plate 1, cylinder and slide bar 4, through the flexible of control cylinder telescopic link 51, realizes the change of slide bar 4 total diameter to realize the separation from and the butt of slide bar 4 tip brake pads 41 and pipeline inner wall, realize the braking of tool car through the frictional force between brake pads 41 and pipeline inner wall, thereby control the locking of tool car.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an embedded fixer of large-scale pipeline, its characterized in that, includes crown plate (1), slide bar (4) and extensible member (5), crown plate (1) is cyclic annular, and the tip of crown plate (1) is equipped with supports and uses backplate (2), the middle part of crown plate (1) has set firmly locating plate (22), the middle part fixed connection of the tip of extensible member (5) and locating plate (22), be equipped with a plurality of installing port (11) that form by the fracture on crown plate (1), the both ends tip internal rotation of installing port (11) is pegged graft and is had guide block (3), and is a plurality of the one end of slide bar (4) is articulated along the hoop with the periphery of extensible member (5), the other end of slide bar (4) is pegged graft in slide opening (32) that guide block (3) middle part was established, meets with guide block (3) vertical slip.

2. The large pipe inline holder of claim 1, wherein: the outer diameter of the back plate (2) is smaller than that of the ring plate (1), and the inner diameter of the back plate (2) is larger than that of the ring plate (1).

3. The large pipe inline holder of claim 1, wherein: the back plate (2) and the positioning plate (22) are fixedly connected through a cross-shaped supporting frame (21).

4. The large pipe inline holder of claim 1, wherein: the telescopic piece (5) is a cylinder.

5. The large pipe inline holder of claim 4, wherein: the middle part of locating plate (22) is equipped with screw hole (221), telescopic link (51) tip of cylinder is equipped with the screw thread, telescopic link (51) tip connects soon in screw hole (221).

6. The large pipe inline holder of claim 1, wherein: and a brake block (41) is arranged at the free end part of the sliding rod (4).