CN216201412U - Pipeline intermediate head with two-way anti structure of buckling - Google Patents

Abstract

The utility model discloses a pipeline intermediate joint with a bidirectional bending-resistant structure, which comprises flange bodies, connecting blocks, limiting grooves, screw holes, flexible pipes and movable holes, wherein a corrugated pipe is arranged between the flange bodies, one side of the outer wall of the lower end of the corrugated pipe is spliced and provided with a discharge pipe, the inner part of each flange body is provided with fixing holes distributed in a circular array, the outer wall of the other side of the two flange bodies, which is far away from the flange bodies, is provided with the limiting grooves, the connecting blocks are arranged in the limiting grooves, the flexible pipes are fixedly attached to the outer wall of one side of each connecting block, sealing gaskets are fixedly attached to the outer wall of one side of each connecting block, and the movable holes distributed in the circular array are arranged in the connecting blocks. According to the utility model, by arranging the limiting groove, the connecting block and the flexible pipe, the effect of reducing the maintenance cost is achieved, the purpose of facilitating the maintenance of the equipment is achieved, the maintenance efficiency of the equipment is improved, and the maintenance cost is reduced.

Description

Pipeline intermediate head with two-way anti structure of buckling

Technical Field

The utility model relates to the technical field of pipeline joints, in particular to a pipeline intermediate joint with a bidirectional bending-resistant structure.

Background

The pipeline joint has the effects of convenience in installation, superior performance, long service life and the like, and is widely applied to the construction of water supply and drainage industries in the fields of water supply, drainage, electric power, metallurgy, urban construction, petroleum, chemical engineering, environmental protection, large and medium-sized enterprises and the like.

Through mass search, it is found that a typical flexible pipeline intermediate joint disclosed in the publication number CN205639977U of a pipeline joint device in the prior art, the inner surface of the outer sleeve is uniformly provided with a plurality of annular clamping surfaces with saw-toothed cross sections, and the outer surface of the sleeve end of the inner core pipe is uniformly provided with a plurality of annular clamping surfaces with saw-toothed cross sections, so that the sealing performance of the flexible pipeline intermediate joint is greatly enhanced, and meanwhile, the arrangement of the connecting piece and the ventilation channel inside the connecting piece enables leakage media to be in a circulation state and flow to the other end of the flexible pipeline intermediate joint for discharge.

Because current pipeline is in for a long time under the condition of vibrations and bending to lead to the life of intermediate head to be shorter, the phenomenon of damaged leakage appears easily, and current pipeline connects when maintaining, needs to carry out whole with the trade to equipment, and the structural component of anti buckling is comparatively complicated, and thereby has lead to that the replacement efficiency and the replacement cost of intermediate head are all higher.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a middle joint of a pipeline with a bidirectional bending-resistant structure, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pipeline intermediate head with two-way anti structure of buckling, includes flange body, connecting block, spacing groove, screw, flexible pipe and activity hole, the inside fixed orifices of seting up circular array and distributing of flange body, two the flange body deviates from one side outer wall mutually and has seted up the spacing groove, the spacing inslot portion is provided with the connecting block, the inside activity hole of seting up circular array and distributing of connecting block.

Preferably, install the bellows between the flange body, material discharging pipe is installed in the grafting of bellows lower extreme outer wall one side.

Preferably, the inner diameter of the limiting groove is larger than the outer diameter of the connecting block, and screw holes distributed in a circular array are formed in one side of the inner wall of the limiting groove.

Preferably, the outer wall of one side of the connecting block is fixedly provided with a flexible pipe in an attaching mode, and the length of the flexible pipe is matched with the distance between the flange bodies.

Preferably, a bolt is arranged in the movable hole, and the bolt penetrates through the movable hole and is meshed with the screw hole.

Preferably, the outer wall of one side of the connecting block is fixedly attached with a sealing gasket, and the sealing gasket is in contact with one side of the inner wall of the limiting groove.

Compared with the prior art, the utility model has the beneficial effects that: the utility model achieves the effect of reducing the maintenance cost by arranging the limiting groove, the connecting block and the flexible pipe, when the flexible pipe leaks, leaked liquid enters the corrugated pipe and can be discharged through the discharging pipe, a worker judges whether the equipment leaks or not by detecting the discharging of the discharging pipe, and the worker can discharge the leaked liquid through the discharging pipe, so that the worker can conveniently disassemble the equipment subsequently, the worker takes the wrench to rotate the bolt, the bolt and the screw hole move relatively, so that the bolt is separated from the inner part of the movable hole, the worker can respectively extrude the two flange bodies through the external clamping device, so that the distance between the two flange bodies is shortened, the connecting block is separated from the inner part of the limiting groove, the worker can separate the connecting block from the flexible pipe through the cutting device, and the worker can replace the flexible pipe, therefore, the purpose of facilitating the maintenance of the equipment is achieved, the maintenance efficiency of the equipment is improved, and the maintenance cost is reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of the flange body structure of the present invention;

FIG. 2 is a schematic external view of a bellows structure according to the present invention;

FIG. 3 is a schematic side view of the flange body structure of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 1 according to the present invention.

In the figure: 1. a flange body; 11. a bellows; 12. a fixing hole; 13. a discharge pipe; 14. a limiting groove; 15. a screw hole; 2. connecting blocks; 21. a flexible tube; 22. a movable hole; 23. a bolt; 24. and a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a pipeline intermediate head with two-way anti structure of buckling, including flange body 1, connecting block 2, spacing groove 14, screw 15, flexible tube 21 and activity hole 22, install bellows 11 between the flange body 1, bellows 11 has the effect of flexible and compression, guaranteed that equipment has the bendability, and reached the purpose of protection flexible tube 21, bellows 11 lower extreme outer wall one side is pegged graft and is installed row material pipe 13, when flexible tube 21 appears leaking, the weeping gets into inside bellows 11, and can discharge through row material pipe 13, the staff discharges through detecting row material pipe 13, thereby judge whether the condition of leaking appears in equipment, and the staff can discharge the weeping through row material pipe 13, be convenient for the staff follow-up dismantlement equipment.

The flange body 1 is internally provided with fixing holes 12 distributed in a circular array, the outer walls of two opposite sides of the flange body 1 are provided with limiting grooves 14, the inner diameter of each limiting groove 14 is larger than the outer diameter of each connecting block 2, one side of the inner wall of each limiting groove 14 is provided with screw holes 15 distributed in a circular array, each limiting groove 14 is internally provided with each connecting block 2, the outer wall of one side of each connecting block 2 is fixedly provided with a sealing gasket 24 in a fitting manner, each sealing gasket 24 is in contact with one side of the inner wall of each limiting groove 14, each sealing gasket 24 ensures the sealing property between each connecting block 2 and the corresponding limiting groove 14 and ensures that conveyed materials can enter the corresponding flexible pipe 21, the outer wall of one side of each connecting block 2 is fixedly provided with the corresponding flexible pipe 21 in a fitting manner, the length of each flexible pipe 21 is matched with the interval between the flange bodies 1, the corresponding connecting blocks 2 are internally provided with movable holes 22 distributed in a circular array manner, the corresponding bolts 23 are arranged in the movable holes 22, and are meshed with the screw holes 15, through the meshing force between bolt 23 and screw 15, the purpose of fixed connection block 2 has been reached, the positional stability of connecting block 2 and flexible pipe 21 has been guaranteed, the staff takes spanner rotating bolt 23, bolt 23 and screw 15 take place relative movement, thereby make bolt 23 break away from inside the activity hole 22, the staff passes through external clamping device, make clamping device extrude two flange bodies 1 respectively, thereby shorten the interval between two flange bodies 1, make connecting block 2 break away from inside spacing groove 14, the staff can pass through cutting device, make connecting block 2 break away from mutually with flexible pipe 21, the staff can change flexible pipe 21, thereby the purpose of the maintenance of being convenient for equipment has been reached, the maintenance efficiency of equipment is improved, the maintenance cost is reduced.

The working principle is as follows: when the flexible pipe 21 appears leaking, the weeping gets into inside bellows 11, and can discharge through row material pipe 13, the staff arranges material pipe 13 discharge through detecting, thereby judge whether the condition of leaking appears in the equipment, and the staff can discharge the weeping through row material pipe 13, be convenient for the staff is follow-up to dismantle equipment, the staff takes the spanner to rotate bolt 23, bolt 23 takes place relative movement with screw 15, thereby make bolt 23 break away from the movable hole 22 inside, the staff passes through external clamping device, make clamping device extrude two flange bodies 1 respectively, thereby shorten interval between two flange bodies 1, make connecting block 2 break away from inside spacing groove 14, the staff can pass through cutting device, make connecting block 2 break away from with flexible pipe 21 mutually, the staff can change flexible pipe 21.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a pipeline intermediate head with two-way anti structure of buckling, includes flange body (1), connecting block (2), spacing groove (14), screw (15), flexible tube (21) and activity hole (22), its characterized in that: the flange comprises a flange body (1), wherein fixing holes (12) distributed in a circular array are formed in the flange body (1), a limiting groove (14) is formed in the outer wall of one side, back to the flange body (1), of the flange body, a connecting block (2) is arranged in the limiting groove (14), and movable holes (22) distributed in the circular array are formed in the connecting block (2).

2. The intermediate joint of a pipeline with a bidirectional bending-resistant structure as recited in claim 1, wherein: install bellows (11) between flange body (1), bellows (11) lower extreme outer wall one side is pegged graft and is installed row material pipe (13).

3. The intermediate joint of a pipeline with a bidirectional bending-resistant structure as recited in claim 1, wherein: the inner diameter of the limiting groove (14) is larger than the outer diameter of the connecting block (2), and screw holes (15) distributed in a circular array are formed in one side of the inner wall of the limiting groove (14).

4. The intermediate joint of a pipeline with a bidirectional bending-resistant structure as recited in claim 1, wherein: the outer wall of one side of the connecting block (2) is fixedly provided with a flexible pipe (21) in an attaching mode, and the length of the flexible pipe (21) is matched with the distance between the flange bodies (1).

5. The intermediate joint of a pipeline with a bidirectional bending-resistant structure as recited in claim 1, wherein: the bolt (23) is arranged in the movable hole (22), and the bolt (23) penetrates through the movable hole (22) and is meshed with the screw hole (15).

6. The intermediate joint of a pipeline with a bidirectional bending-resistant structure as recited in claim 1, wherein: connecting block (2) one side outer wall laminating is fixed with sealed pad (24), sealed pad (24) contact with spacing groove (14) inner wall one side.

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