CN211040125U

CN211040125U - Chemical pipeline compensator with anti-collision function

Info

Publication number: CN211040125U
Application number: CN201922230696.8U
Authority: CN
Inventors: 赵兴; 赵景尧; 赵屹嘉; 魏光亮
Original assignee: Tengzhou Huazheng Soft Joint Co ltd
Current assignee: Tengzhou Huazheng Soft Joint Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-17
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a chemical pipeline compensator with anticollision function, including the bellows, the both ends of bellows all are provided with the go-between, the outer end of go-between all be provided with the end pipe of bellows intercommunication still includes a bottom plate, the bottom plate is located the below of bellows, be provided with one set of locating along its length direction on the bottom plate the outside sleeve pipe of bellows, the utility model relates to a pipe connection technical field. This chemical pipeline compensator with anticollision function establishes the sleeve pipe through overlapping at the bellows, and sheathed tube bottom is provided with the bottom plate, can with sleeve pipe fixed mounting on the station, isolate bellows and outside, avoids the bellows to warp, remove at motion, shrink in-process, leads to the bellows to receive the collision with the external equipment contact and leads to damaging, protects the bellows, produces the condition of scalding when avoiding carrying high temperature medium simultaneously, uses safety and stability more.

Description

Chemical pipeline compensator with anti-collision function

Technical Field

The utility model relates to a pipe connection technical field specifically is a chemical pipeline compensator with anticollision function.

Background

The pipe compensator is also called as a telescopic device or a telescopic joint or an expansion joint and is mainly used for compensating expansion and contraction caused by temperature change of a pipe. Thermal stresses will develop in the pipe if the pipe is not fully free to expand or contract when the temperature changes. This stress must be taken into account in the pipe design, otherwise it may lead to cracking of the pipe, affecting the normal production run. As an important component of pipeline engineering, the compensator plays an important role in ensuring long-term normal operation of the pipeline.

The bellows often directly exposes in the air in the use of current pipeline compensator, and along with the flexible of pipeline, the bellows can move along with the motion of pipeline, and bellows probably warp, remove in the motion process, probably touches external equipment, leads to the bellows to receive the collision and leads to damaging, if the high temperature medium of carrying still probably produces the condition of scalding, the security is relatively poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a chemical pipeline compensator with anticollision function has solved the bellows of pipeline compensator and directly exposes in the air, can touch external equipment, leads to the bellows to receive the collision and leads to damaging, if the high temperature medium of carrying still can produce the condition of scalding, the relatively poor problem of security.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a chemical pipeline compensator with anticollision function, includes the bellows, the both ends of bellows all are provided with the go-between, the outer end of go-between all be provided with the end pipe of bellows intercommunication still includes a bottom plate, the bottom plate is located the below of bellows, be provided with one set of locating along its length direction on the bottom plate the outside sleeve pipe of bellows, sheathed tube bottom be uncovered with the last fixed surface of bottom plate is connected, two the bottom of go-between with the upper surface sliding connection of bottom plate can be followed the upper surface of bottom plate is followed the horizontal direction and is moved, the top of go-between with the top sliding connection of intraductal wall of cover.

Furthermore, an empty groove is formed in the bottom plate along the length direction of the bottom plate, a sliding block is slidably arranged in the empty groove, and the sliding block is fixedly connected with the bottom of the connecting ring.

Furthermore, the outer ends of the two end pipes are provided with flange plates, and a protective sleeve is arranged between the connecting ring and the flange plates.

Furthermore, a support ring parallel to the end face of the connection ring is arranged at the middle end of the inner cavity of the sleeve, the bottom of the support ring is fixedly connected with the upper surface of the bottom plate, and the outer side wall of the support ring is fixedly connected with the inner wall surface of the sleeve.

Furthermore, the inner side surfaces of the two connecting rings are horizontally provided with spring rods, and the inner ends of the spring rods are provided with limiting rings parallel to the end surfaces of the connecting rings.

Further, the inner diameter of the limiting ring is larger than the maximum diameter of the corrugated pipe.

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

(1) This chemical pipeline compensator with anticollision function establishes the sleeve pipe through overlapping at the bellows, and sheathed tube bottom is provided with the bottom plate, can with sleeve pipe fixed mounting on the station, with bellows and outside isolation, avoid the bellows to warp, remove at motion, shrink in-process, lead to the bellows to receive the collision with the external equipment contact and lead to damaging, protect the bellows, produce the condition of scalding when avoiding carrying high temperature medium simultaneously, use safety and stability more.

(2) This chemical pipeline compensator with anticollision function, through bottom and bottom plate sliding connection with the go-between, top and intraductal wall sliding connection at the flexible in-process of pipeline, can not influence the normal shrink of bellows, can normally compensate the expend with heat and contract with cold of pipeline, protect the bellows simultaneously, the result of use is better.

Drawings

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

Fig. 2 is a cross-sectional view of the side of the present invention.

In the figure: 1-corrugated pipe, 2-connecting ring, 3-end pipe, 4-flange, 5-bottom plate, 6-protective sleeve, 7-sleeve, 8-spring rod, 9-limiting ring, 10-supporting ring, 11-sliding groove, 12-empty groove and 13-sliding block.

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. 1-2, the present invention provides a technical solution: the utility model provides a chemical pipeline compensator with anticollision function, includes bellows 1, and the both ends of bellows 1 all are provided with go-between 2, and the outer end of go-between 2 all is provided with the end pipe 3 with 1 intercommunication of bellows, still includes a bottom plate 5, and bottom plate 5 is located the below of bellows 1, is provided with one set of sleeve pipe 7 of locating 1 outside of bellows along its length direction on the bottom plate 5.

The inner diameter of the connecting ring 2 is the same as that of the corrugated pipe 1 and that of the end pipe 3, and the connecting ring and the end pipe are connected in sequence to form a complete conveying pipeline. The inner diameter of the sleeve 7 is larger than the outer diameter of the corrugated pipe 1, and when the corrugated pipe 1 is contracted by the expansion of the pipeline caused by heat, the sleeve has enough space for the corrugated pipe 1 to contract. The inner diameter of the sleeve 7 is larger than the outer diameter of the connecting ring 2, and the connecting ring 2 can freely move in the sleeve 7 along with the corrugated pipe 1.

The bottom of the sleeve 7 is fixedly connected with the upper surface of the bottom plate 5 through an opening, the bottoms of the two connecting rings 2 are connected with the upper surface of the bottom plate 5 in a sliding mode, the two connecting rings can move along the upper surface of the bottom plate 5 in the horizontal direction, and the top of the connecting rings 2 is connected with the top of the inner wall of the sleeve 7 in a sliding mode.

The sleeve 7 is sleeved outside the corrugated pipe 1, and the device is installed on a station through the bottom plate 5, so that the corrugated pipe 1 is installed at a specified position, and the corrugated pipe 1 only can contract or extend without force movement in the process of thermal expansion and cold contraction of a pipeline.

The sleeve pipe 7 is kept apart bellows 1 and outside, avoids bellows 1 to warp, remove in motion, shrink process, leads to bellows 1 to receive the collision with the external equipment contact and leads to damaging, protects bellows 1, produces the condition of scalding when avoiding carrying high temperature medium simultaneously, uses safety and stability more.

There is a large clearance between the bellows 1 and the upper surface of the base plate 5, sufficient for the bellows 1 to move when contracted.

The bottom plate 5 is internally provided with an empty groove 12 along the length direction, a slide block 13 is slidably arranged in the empty groove 12, and the slide block 13 is fixedly connected with the bottom of the connecting ring 2.

When the corrugated pipe 1 contracts, the connecting ring 2 is driven to move, and the sliding block 13 is driven to slide in the sliding groove 12, so that the two ends of the connecting ring 12 and the corrugated pipe 1 move more stably, and the inclination and the deformation are prevented.

The outer ends of the two end pipes 3 are provided with flange plates 4, and a protective sleeve 6 is arranged between the connecting ring 2 and the flange plates 4. Can protect the end pipe 3 and avoid the condition that the end pipe 3 is exposed outside and causes scald at the same time.

The middle end of the inner cavity of the sleeve 7 is provided with a support ring 10 which is parallel to the end surface of the connecting ring 2, the bottom of the support ring 10 is fixedly connected with the upper surface of the bottom plate 5, and the outer side wall of the support ring 10 is fixedly connected with the inner wall surface of the sleeve 7.

The strength of the sleeve 7 can be enhanced, and the situation that the corrugated pipe is extruded by the depression when the surface of the sleeve 7 is stressed due to the overlarge cavity in the sleeve 7 is avoided.

The inner side surfaces of the two connecting rings 2 are horizontally provided with spring rods 8, and the inner ends of the spring rods 8 are provided with limiting rings 9 which are parallel to the end surfaces of the connecting rings 2. The inner diameter of the stop collar 9 is larger than the largest diameter of the bellows 1. Two spacing rings 9 can respectively with the contact of the side wall face of support ring 10, play the cushioning effect to two go-between 2 through spring beam 8 for go-between 2 can't the too big angle of inward movement, avoid bellows 1 shrink excessively to lead to the middle part arch to lead to damaging.

During the use, the pipeline expend with heat and contract with cold, drive 1 shrink of bellows or extension, bellows 1's outside is located to 7 covers of sleeve pipe, isolate bellows 1 and outside, avoid bellows 1 at the motion, the shrink in-process warp, remove, lead to bellows 1 to receive the collision with the external equipment contact and lead to damaging, protect bellows 1, the condition of scalding produces when avoiding carrying the high temperature medium simultaneously, use more safety and stability, during the shrink of bellows 1, drive go-between 2 motion, go-between 2 slides at the upper surface of bottom plate 5 and sleeve pipe 7's internal face, make bellows 1 and go-between 2's motion more stable.

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.

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 a chemical pipeline compensator with anticollision function, includes bellows (1), its characterized in that: the both ends of bellows (1) all are provided with go-between (2), the outer end of go-between (2) all be provided with end pipe (3) of bellows (1) intercommunication still include a bottom plate (5), bottom plate (5) are located the below of bellows (1), be provided with one set along its length direction on bottom plate (5) and locate bellows (1) outside sleeve pipe (7), the bottom of sleeve pipe (7) be uncovered with the upper surface fixed connection of bottom plate (5), two the bottom of go-between (2) with the upper surface sliding connection of bottom plate (5), can follow the upper surface of bottom plate (5) moves along the horizontal direction, the top of go-between (2) with the top sliding connection of sleeve pipe (7) inner wall.

2. The chemical pipeline compensator with the anti-collision function according to claim 1, wherein: an empty groove (12) is formed in the bottom plate (5) along the length direction of the bottom plate, a sliding block (13) is slidably arranged in the empty groove (12), and the sliding block (13) is fixedly connected with the bottom of the connecting ring (2).

3. The chemical pipeline compensator with the anti-collision function according to claim 1, wherein: the outer ends of the two end pipes (3) are provided with flange plates (4), and protective sleeves (6) are arranged between the connecting rings (2) and the flange plates (4).

4. The chemical pipeline compensator with the anti-collision function according to claim 1, wherein: the middle end of the inner cavity of the sleeve (7) is provided with a support ring (10) which is parallel to the end face of the connecting ring (2), the bottom of the support ring (10) is fixedly connected with the upper surface of the bottom plate (5), and the outer side wall of the support ring (10) is fixedly connected with the inner wall face of the sleeve (7).

5. The chemical pipeline compensator with the anti-collision function according to claim 1, wherein: the inner side surfaces of the two connecting rings (2) are horizontally provided with spring rods (8), and the inner ends of the spring rods (8) are provided with limiting rings (9) which are parallel to the end surfaces of the connecting rings (2).

6. The chemical pipeline compensator with the anti-collision function according to claim 5, wherein: the inner diameter of the limiting ring (9) is larger than the maximum diameter of the corrugated pipe (1).