CN212107317U

CN212107317U - Water conservancy construction is with concatenation formula pipeline connection structure

Info

Publication number: CN212107317U
Application number: CN201922318903.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Anhui Tianjian Construction Group Co ltd
Current assignee: Anhui Tianjian Construction Group Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-12-08
Anticipated expiration: 2029-12-21

Abstract

The utility model discloses a water conservancy construction is with concatenation formula pipeline connection structure, including first connecting pipe and second connecting pipe, install the connecting cylinder between first connecting pipe and the second connecting pipe, the even fixed mounting of surface of first connecting pipe has first joint ring, the even fixed mounting of surface of second connecting pipe has second joint ring, the pipe casing is installed in the outside of first connecting pipe and second connecting pipe, the pipe casing includes the tight laminating half pipe box in the same place in both sides from top to bottom, the inside of half pipe box evenly seted up with second joint ring, the joint groove that first joint ring matches, the recess that matches with the connecting cylinder is seted up to the inside of half pipe box, both sides fixed mounting has the connection platform around the half pipe box, the upper and lower both sides connection platform passes through bolt group spiro union assembly. Compared with the prior art, the device can more firmly connect and fix the butt joint pipelines on two sides, so that the stress capacity of the butt joint is strong, the centering performance and the sealing performance are better, and the working stability is improved.

Description

Water conservancy construction is with concatenation formula pipeline connection structure

Technical Field

The utility model relates to a hydraulic engineering technical field specifically is a concatenation formula pipe connection structure for water conservancy construction.

Background

In the process of hydraulic engineering construction, because the construction distance is longer, need splice the processing to the water conservancy pipeline usually to reach the purpose of long distance transportation water source.

At present often-used pipeline mosaic structure connects through the end flange, leans on the ring flange, sealed pad and bolted connection to form complete pipeline together, and the concatenation department only leans on bolt assembly to connect, and single structure, atress ability are poor, and in the long run, appear sealed not hard up easily, lead to the condition emergence that the fluid was revealed to influence the transport stability of pipeline, in order to solve above-mentioned problem, we provide a concatenation formula pipeline connection structure for water conservancy construction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water conservancy construction is with concatenation formula pipeline connection structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water conservancy construction is with concatenation formula pipeline connection structure, includes first connecting pipe and second connecting pipe, install the connecting cylinder between first connecting pipe and the second connecting pipe, the even fixed mounting in surface of first connecting pipe has first joint ring, the even fixed mounting in surface of second connecting pipe has second joint ring, the pipe casing is installed in the outside of first connecting pipe and second connecting pipe, the pipe casing includes the close laminating half pipe box in the same place in upper and lower both sides, the joint groove that matches with second joint ring, first joint ring is evenly seted up to the inside of half pipe box, the recess that matches with the connecting cylinder is seted up to the inside of half pipe box, both sides fixed mounting has the connection platform around the half pipe box, upper and lower both sides the connection platform passes through bolt group spiro union assembly.

Compared with the prior art, the beneficial effects of the utility model are that: this concatenation formula pipeline connection structure for water conservancy construction through the cooperation of pipe cap and connecting cylinder isotructure, can more firmly connect and fix the butt joint pipeline of both sides, makes butt joint department atress ability strong, to neutrality, leakproofness better, simple to operate, promotion job stabilization nature, increase of service life.

Drawings

Fig. 1 is a schematic cross-sectional view of the structure of the present invention.

Fig. 2 is a left side view of the structure of the tube cover of the present invention.

In the figure: the sealing device comprises a first connecting pipe 1, a pipe cover 2, a groove 21, a clamping groove 22, a half pipe sleeve 23, a connecting table 24, a connecting cylinder 3, an inner cylinder sleeve 31, a first inclined plane 32, a sealing ring 33, a second clamping ring 4, a first clamping ring 5, a second connecting pipe 6, a sealing ring 7, a second inclined plane 8 and an isolating shell 9.

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 and fig. 2, the present invention provides a technical solution: the utility model provides a concatenation formula pipeline connection structure for water conservancy construction, including first connecting pipe 1 and second connecting pipe 6, install connecting cylinder 3 between first connecting pipe 1 and the second connecting pipe 6, the even fixed mounting of surface of first connecting pipe 1 has first joint ring 5, the even fixed mounting of surface of second connecting pipe 6 has second joint ring 4, pipe casing 2 is installed in the outside of first connecting pipe 1 and second connecting pipe 6, pipe casing 2 includes upper and lower both sides close-fitting half pipe casing 23 together, the inside of half pipe casing 23 evenly seted up with second joint ring 4, the joint groove 22 that first joint ring 5 matches, the recess 21 that matches with connecting cylinder 3 is seted up to the inside of half pipe casing 23, both sides fixed mounting has connecting platform 24 around half pipe casing 23, upper and lower both sides connecting platform 24 passes through bolt group spiro union assembly.

Through half pipe box 23 of both sides installation about the surface at first connecting pipe 1 and second connecting pipe 6, joint groove 22 and second joint ring 4, the cooperation of first joint ring 5 joint, 24 mounting holes of joint table align simultaneously, through bolt group spiro union assembly fixed, through joint groove 22 inside oppression second joint ring 4, first joint ring 5, drive first connecting pipe 1 and the inside oppression connecting cylinder 3 of second connecting pipe form holistic sealed pipeline.

The connecting cylinder 3 comprises an inner cylinder sleeve 31 fixedly mounted on the right side of the first connecting pipe 1, an outer cylinder 34 fixedly mounted on the left side of the second connecting pipe 6, a first inclined plane 32 is formed on the outer surface of the inner cylinder sleeve 31 and the inner surface of the outer cylinder 34, the first inclined plane 32 inclines upwards from left to right, and a sealing ring 33 is tightly attached between the first inclined planes 32 on the left side and the right side.

Through the matching of the inner cylinder sleeve 31 and the outer cylinder sleeve 34, the first inclined planes 32 on the left side and the right side are tightly attached to the sealing ring 33, and an integral structure of the sealing pipe is formed.

The outer surface of the outer sleeve 34 is sleeved with a sealing ring 7, the sealing ring 7 is positioned on the inner side of the groove 21, and the left side and the right side of the sealing ring 7 are tightly attached to the first clamping ring 5 and the second clamping ring 4 respectively.

The seal ring 7 located inside the groove 21 is fitted to the first snap ring 5 and the second snap ring 4, and can assist the connecting cylinder 3 in sealing the outside.

And a second inclined plane 8 is formed on the left side of the first clamping ring 5 and the right side of the second clamping ring 4.

The opening of the second inclined plane 8 is helpful for generating an inward force when the second inclined plane is assembled with the clamping groove 22, so that the first inclined planes 32 on the left side and the right side press the sealing ring 33, and the sealing performance and the centering performance are improved.

The upper surface of the upper connecting table 24 and the lower surface of the lower connecting table 24 are bonded with the isolation shell 9, and the isolation shell 9 covers the outer side of the bolt group.

The shielding shell 9 covering the outer side of the bolt group can effectively isolate the external environment and avoid the bolt group from being corroded and damaged.

The working principle is as follows:

half pipe sleeves 23 are arranged on the upper side and the lower side of the outer surfaces of the first connecting pipe 1 and the second connecting pipe 6, the clamping grooves 22 are in clamping fit with the second clamping ring 4 and the first clamping ring 5, and meanwhile, mounting holes of the connecting table 24 are aligned; along with the bolt group screwing assembly, the clamping groove 22 inwards presses the second clamping ring 4 and the first clamping ring 5 under the action of the second inclined surface 8 to drive the first connecting pipe 1 and the second connecting pipe 6 to inwards press the inner cylinder sleeve 31 and the outer sleeve 34 of the connecting cylinder 3, the first inclined surfaces 32 on the left side and the right side are tightly attached to the sealing ring 33 to form an integral structure of the sealing pipe, and meanwhile, the sealing ring 7 is pressed to assist the outer side to form a sealing structure; after screwing, an isolation shell 9 is bonded on the outer side of the bolt group to isolate the external environment, and the pipeline connection work is completed.

Claims

1. The utility model provides a water conservancy construction is with concatenation formula pipeline connection structure which characterized in that: the connecting device comprises a first connecting pipe (1) and a second connecting pipe (6), a connecting cylinder (3) is installed between the first connecting pipe (1) and the second connecting pipe (6), a first clamping ring (5) is uniformly and fixedly installed on the outer surface of the first connecting pipe (1), a second clamping ring (4) is uniformly and fixedly installed on the outer surface of the second connecting pipe (6), and pipe covers (2) are installed on the outer sides of the first connecting pipe (1) and the second connecting pipe (6);

pipe casing (2) include about both sides close laminating half pipe box (23) together, joint groove (22) that match with second joint ring (4), first joint ring (5) are evenly seted up to the inside of half pipe box (23), recess (21) that match with connecting cylinder (3) are seted up to the inside of half pipe box (23), both sides fixed mounting has connection platform (24) around half pipe box (23), upper and lower both sides connection platform (24) are through bolt group spiro union assembly.

2. The splicing type pipeline connecting structure for water conservancy construction according to claim 1, characterized in that: connecting cylinder (3) include first connecting pipe (1) right side fixed mounting have interior barrel casing (31), the left side fixed mounting of second connecting pipe (6) has outer sleeve (34), first inclined plane (32) have been seted up with the internal surface of outer sleeve (34) to the surface of interior barrel casing (31), first inclined plane (32) from a left side to right side tilt up, the left and right sides closely the laminating has sealing ring (33) between first inclined plane (32).

3. The splicing type pipeline connecting structure for water conservancy construction according to claim 2, characterized in that: the outer surface of outer sleeve (34) has cup jointed sealing washer (7), sealing washer (7) are located the inboard of recess (21), the left and right sides of sealing washer (7) closely laminates with first joint ring (5), second joint ring (4) respectively.

4. The splicing type pipeline connecting structure for water conservancy construction according to claim 3, characterized in that: and a second inclined plane (8) is formed on the left side of the first clamping ring (5) and the right side of the second clamping ring (4).

5. The splicing type pipeline connecting structure for water conservancy construction according to claim 1, characterized in that: and an isolation shell (9) is adhered to the upper surface of the upper side connecting table (24) and the lower surface of the lower side connecting table (24), and the isolation shell (9) is covered and connected on the outer side of the bolt group.