CN218152970U

CN218152970U - Smooth supplementary structure of pipe bend

Info

Publication number: CN218152970U
Application number: CN202222178625.XU
Authority: CN
Inventors: 胡快; 胡芊妤
Original assignee: Yongjia Duojia Hydraulic Complete Equipment Co ltd
Current assignee: Yongjia Duojia Hydraulic Complete Equipment Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-27
Anticipated expiration: 2032-08-18

Abstract

The utility model provides a level and smooth supplementary structure of crossing of pipeline relates to pipeline technical field. This smooth supplementary structure of crossing of pipeline, including the return bend, the return bend both ends all are provided with the straight tube, the outside opening of return bend inner wall department of buckling, return bend outside fixedly connected with lag, first adapter sleeve has all been processed at the return bend both ends, two the straight tube is close to return bend one end and has all been processed the second adapter sleeve, first adapter sleeve and second adapter sleeve threaded connection, the return bend both ends outside all is provided with locating component, two the straight tube outside all is provided with fixed subassembly, fixed subassembly and locating component are corresponding. The smooth supplementary structure of the position of crossing the bend of this pipeline improves the connection effect between locating component and the fixed subassembly, improves the stability of being connected between straight tube and the return bend, and the impact force makes return bend and straight tube not hard up when preventing that water from flowing through the bend.

Description

Smooth supplementary structure of pipe bend

Technical Field

The utility model relates to a pipeline specifically is smooth supplementary structure of crossing the bend of pipeline belongs to pipeline technical field.

Background

The pipeline is an essential device for daily life, factory production operation and water source and energy transmission, is most commonly used for liquid and gas transmission and is mainly used for water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transmission, agricultural irrigation, hydraulic engineering and various industrial devices.

The pipeline is generally sectional processing, be in the same place at last in the assembly, convenient transportation and installation, especially some pipeline bend crossing is that the special elbow connector that adopts forms the smooth structure of bending, make the fluid can slide the turning along the pipeline inner wall, reduce the impact force to the pipeline, increase of service life, but the smooth complementary structure of current bend crossing connection mode when using is connected the pipeline through bolt and flange dish, need be connected flange dish and port during the assembly, fix again, its operating procedure is more, single difficult operation, generally two people operate simultaneously, the manpower demand is many, after the installation because the bend impact force is great, impact force to the junction probably leads to the pipeline not hard up, cause the leakage.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing the smooth supplementary structure of the past bend of pipeline just in order to solve above-mentioned problem, to solve among the prior art the connected mode of the smooth supplementary structure of past bend when using and be connected the pipeline through bolt and ring flange, need be connected ring flange and port during the assembly, fix again, its operating sequence is more, single good operation, generally two people concurrent operation, the manpower demand is many, the installation back is because the impact force of past bend is great, the impact force to the junction probably leads to the pipeline not hard up, cause the problem of leakage.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: smooth supplementary structure of crossing knee of pipeline, including the return bend, the return bend both ends all are provided with the straight tube, the outside opening of return bend inner wall department of buckling, return bend outside fixedly connected with lag, the return bend both ends have all been processed first adapter sleeve, two the straight tube is close to return bend one end and has all been processed the second adapter sleeve, first adapter sleeve and second adapter sleeve threaded connection, the return bend both ends outside all is provided with locating component, two the straight tube outside all is provided with fixed subassembly, fixed subassembly and locating component are corresponding.

Preferably, locating component includes fixed cover, seal cover and spacing ring, fixed cover fixed connection is in the return bend one end outside, seal cover fixed connection is in fixed cover one side, the seal cover locate the second adapter sleeve outside and with second adapter sleeve threaded connection, make the second adapter sleeve corresponding with first adapter sleeve, be favorable to connecting return bend and straight tube, make second adapter sleeve and seal cover threaded connection, improve the stability of second adapter sleeve.

Preferably, the limiting ring is fixedly connected to one side of the fixed sleeve and arranged on the outer side of the sealing sleeve.

Preferably, the fixed component comprises a rotating sleeve, a positioning sleeve and a threaded ring, the rotating sleeve is in threaded connection with the outer side of the straight pipe, the positioning sleeve is fixedly connected to one side of the rotating sleeve, and the rotating sleeve is rotated to enable the rotating sleeve to move on the outer side of the straight pipe, so that the positioning sleeve is driven to move.

Preferably, the threaded ring is fixedly connected to one side of the rotating sleeve, the threaded ring is fixedly connected to the outer side of the positioning sleeve, the threaded ring is in threaded connection with the inner side of the limiting ring, the rotating sleeve drives the positioning sleeve to rotate, and the positioning sleeve drives the threaded ring to rotate, so that the threaded ring is in threaded connection with the limiting ring, and the limiting ring and the threaded ring are fixed.

Preferably, the locating sleeve corresponds to a sealing sleeve, and the sealing sleeve is made of rubber, so that the sealing performance is improved.

Preferably, the outer sides of the two straight pipes are provided with grooves, fixing rods are fixedly connected inside the grooves, baffles are rotatably connected to the outer sides of the fixing rods, metal elastic pieces are fixedly connected to the outer sides of the fixing rods and are attached to the baffles, the baffles correspond to the rotating sleeve, the rotating sleeve is moved to one side of the baffles, and the metal elastic pieces jack the baffles, so that the baffles limit the rotating sleeve.

Preferably, the protection cover is split, a positioning block is fixedly connected to the outer side of the protection cover, and a bolt is connected to the inner thread of the positioning block.

The utility model provides a smooth supplementary structure of crossing bend of pipeline, its beneficial effect who possesses as follows:

1. the smooth supplementing structure for the over-bending part of the pipeline enables the straight pipe to correspond to one end of the bent pipe and enables the straight pipe to be connected with the interface of the bent pipe, so that the second connecting sleeve corresponds to the first connecting sleeve, the straight pipe is rotated to enable the straight pipe to drive the second connecting sleeve to be in threaded connection with the first connecting sleeve, the second connecting sleeve and the first connecting sleeve are positioned to enable the second connecting sleeve and the first connecting sleeve to be in mechanical connection with the straight pipe and the bent pipe, when the second connecting sleeve is in threaded connection with the first connecting sleeve, the second connecting sleeve is simultaneously in threaded connection with the sealing sleeve, the limiting effect and the stability of the second connecting sleeve are improved, when the second connecting sleeve drives the straight pipe to be matched with the bent pipe, the rotating sleeve drives the positioning sleeve to be attached to the sealing sleeve, the positioning sleeve extrudes the sealing sleeve, the sealing sleeve seals the connection part, leakage is prevented, when the rotating sleeve rotates the threaded ring, the threaded ring rotates to be in threaded connection with the limiting ring, so that the connecting effect between the positioning assembly and the fixing assembly is improved, the stability of the connection between the straight pipe and the bent pipe is improved, and impact force generated when the bent pipe is prevented from loosening when the bent pipe and the bent pipe are allowed to flow through.

2. This smooth supplementary structure in crossing of pipeline knee pushes down the baffle and makes the baffle lodging inside metal shrapnel when the rotating sleeve removes, and after the rotating sleeve passed through the recess, metal shrapnel promoted the baffle and upwards lifted, made the baffle and laminated with the rotating sleeve to carry on spacingly to the rotating sleeve, prevent that the rotating sleeve is not hard up, improve stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of the fixing sleeve of the present invention.

In the figure: 1. bending the pipe; 2. a straight pipe; 3. a protective sleeve; 4. a first connecting sleeve; 5. a second connecting sleeve; 6. fixing a sleeve; 7. a sealing sleeve; 8. a limiting ring; 9. rotating the sleeve; 10. a positioning sleeve; 11. a threaded ring; 12. a groove; 13. a fixing rod; 14. a baffle plate; 15. a metal spring sheet; 16. positioning blocks; 17. and (4) bolts.

Detailed Description

The embodiment of the utility model provides a smooth supplementary structure of bend that crosses of pipeline.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including return bend 1, both ends of return bend 1 are provided with straight tube 2, the bending department of return bend 1 inner wall outwards opens, return bend 1 outside fixedly connected with lag 3, lag 3 sets up to split type, lag 3 outside fixedly connected with locating piece 16, the inside threaded connection of locating piece 16 has bolt 17, return bend 1 both ends have all processed first adapter sleeve 4, two straight tubes 2 are close to return bend 1 one end and have all processed second adapter sleeve 5, first adapter sleeve 4 and second adapter sleeve 5 threaded connection, the return bend 1 both ends outside all is provided with locating component, two straight tube 2 outsides all are provided with fixed subassembly, fixed subassembly and locating component are corresponding.

Locating component includes fixed cover 6, seal cover 7 and spacing ring 8, fixed cover 6 fixed connection is in the 1 one end outside of return bend, seal cover 7 fixed connection is in fixed cover 6 one side, seal cover 7 cover locate the 5 outsides of second adapter sleeve and with 5 threaded connection of second adapter sleeve, it is corresponding to make second adapter sleeve 5 and first adapter sleeve 4, be favorable to connecting return bend 1 and straight tube 2, make

second adapter sleeve

5 and 7 threaded connection of seal cover, improve the stability of

second adapter sleeve

5, 8 fixed connection of spacing ring is in fixed cover 6 one side, spacing ring 8 sets up in the 7 outsides of seal cover.

The fixed assembly comprises a rotary sleeve 9, a positioning sleeve 10 and a threaded ring 11, the rotary sleeve 9 is in threaded connection with the outer side of the straight pipe 2, the positioning sleeve 10 is fixedly connected to one side of the rotary sleeve 9, the rotary sleeve 9 is rotated to enable the rotary sleeve 9 to move on the outer side of the straight pipe 2, and therefore the positioning sleeve 10 is driven to move, the fixed assembly comprises the rotary sleeve 9, the positioning sleeve 10 and the threaded ring 11, the rotary sleeve 9 is in threaded connection with the outer side of the straight pipe 2, the positioning sleeve 10 is fixedly connected to one side of the rotary sleeve 9, the rotary sleeve 9 is rotated to enable the rotary sleeve 9 to move on the outer side of the straight pipe 2, and therefore the positioning sleeve 10 is driven to move, the threaded ring 11 is fixedly connected to one side of the rotary sleeve 9, the threaded ring 11 is fixedly connected to the outer side of the positioning sleeve 10, the threaded ring 11 is in threaded connection with the inner side of the limiting ring 8, the positioning sleeve 10 is in threaded connection with the limiting ring 8, the limiting ring 8 is fixed with the threaded ring 11, the positioning sleeve 10 corresponds to the sealing sleeve 7, the sealing sleeve is made of rubber, and sealing performance is improved

Specifically, the straight pipe 2 corresponds to one end of the bent pipe 1, the straight pipe 2 is connected with an interface of the bent pipe 1, the second connecting sleeve 5 corresponds to the first connecting sleeve 4, then the straight pipe 2 is rotated to enable the straight pipe 2 to drive the second connecting sleeve 5 to be in threaded connection with the first connecting sleeve 4, the second connecting sleeve 5 and the first connecting sleeve 4 are positioned, the second connecting sleeve 5 and the first connecting sleeve 4 can be mechanically connected with the straight pipe 2 and the bent pipe 1, when the second connecting sleeve 5 is in threaded connection with the first connecting sleeve 4, the second connecting sleeve 5 is simultaneously in threaded connection with the sealing sleeve 7, the limiting effect on the second connecting sleeve 5 is improved, the stability is improved, when the second connecting sleeve 5 drives the straight pipe 2 to be matched with the bent pipe 1, the rotating sleeve 9 drives the positioning sleeve 10 to be attached to the sealing sleeve 7, the sealing sleeve 7 is sealed at the connecting position, leakage is prevented, when the rotating sleeve 9 drives the threaded ring 11 to rotate, the threaded ring 11 rotates to be in threaded connection with the limiting ring 8, the connecting effect between the positioning assembly and the fixing assembly is improved, the connecting effect between the sealing sleeve 10 and the sealing sleeve 7 is improved, and the stability of the straight pipe 2 and the bent pipe 1 and the anti-loosening impact force is improved when the bent pipe 2 and the bent pipe 1 is connected.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 again, grooves 12 are formed in the outer sides of the two straight pipes 2, fixing rods 13 are fixedly connected inside the grooves 12, baffles 14 are rotatably connected to the outer sides of the fixing rods 13, metal elastic pieces 15 are fixedly connected to the outer sides of the fixing rods 13, the metal elastic pieces 15 are attached to the baffles 14, the baffles 14 correspond to the rotating sleeve 9, and after the rotating sleeve 9 moves to one side of the baffles 14, the metal elastic pieces 15 jack the baffles 14 up, so that the baffles 14 limit the rotating sleeve 9.

Specifically, push down baffle 14 when rotating cover 9 and make baffle 14 lodge inside metal shrapnel 15, after rotating cover 9 through recess 12, metal shrapnel 15 promotes baffle 14 and upwards lifts up, makes baffle 14 and the laminating of rotating cover 9 to it is spacing to rotate cover 9, prevents to rotate cover 9 not hard up, improves stability.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Smooth supplementary structure in pipe's bend that crosses, including return bend (1), its characterized in that: elbow pipe (1) both ends all are provided with straight tube (2), outside the opening of the department of buckling of elbow pipe (1) inner wall, elbow pipe (1) outside fixedly connected with lag (3), first adapter sleeve (4) have all been processed at elbow pipe (1) both ends, two straight tube (2) are close to elbow pipe (1) one end and have all been processed second adapter sleeve (5), first adapter sleeve (4) and second adapter sleeve (5) threaded connection, the elbow pipe (1) both ends outside all is provided with locating component, two the straight tube (2) outside all is provided with fixed subassembly, fixed subassembly is corresponding with locating component.

2. The pipe over-turn smoothing supplement structure of claim 1, wherein: locating component includes fixed cover (6), seal cover (7) and spacing ring (8), fixed cover (6) fixed connection is in the return bend (1) one end outside, seal cover (7) fixed connection is in fixed cover (6) one side, second adapter sleeve (5) outside and with second adapter sleeve (5) threaded connection are located to seal cover (7) cover.

3. The pipe over-bend smooth complementary structure of claim 2, wherein: the limiting ring (8) is fixedly connected to one side of the fixing sleeve (6), and the limiting ring (8) is arranged on the outer side of the sealing sleeve (7).

4. The pipe over-bend smoothing supplement structure of claim 1, wherein: the fixing assembly comprises a rotating sleeve (9), a positioning sleeve (10) and a threaded ring (11), the rotating sleeve (9) is in threaded connection with the outer side of the straight pipe (2), and the positioning sleeve (10) is fixedly connected to one side of the rotating sleeve (9).

5. The pipe over-turn smoothing supplement structure of claim 4, wherein: the thread ring (11) is fixedly connected to one side of the rotating sleeve (9), the thread ring (11) is fixedly connected to the outer side of the positioning sleeve (10), and the thread ring (11) is in threaded connection with the inner side of the limiting ring (8).

6. The pipe over-turn smoothing supplement structure of claim 4, wherein: the positioning sleeve (10) corresponds to the sealing sleeve (7), and the sealing sleeve (7) is made of rubber.

7. The pipe over-turn smoothing supplement structure of claim 4, wherein: the outer sides of the two straight pipes (2) are provided with grooves (12), fixing rods (13) are fixedly connected inside the grooves (12), baffles (14) are rotatably connected to the outer sides of the fixing rods (13), metal elastic pieces (15) are fixedly connected to the outer sides of the fixing rods (13), the metal elastic pieces (15) are attached to the baffles (14), and the baffles (14) correspond to the rotating sleeves (9).

8. The pipe over-turn smoothing supplement structure of claim 1, wherein: the protective sleeve is characterized in that the protective sleeve (3) is split, a positioning block (16) is fixedly connected to the outer side of the protective sleeve (3), and a bolt (17) is connected to the inner portion of the positioning block (16) in a threaded mode.