CN214466679U

CN214466679U - Pipeline wall penetrating structure

Info

Publication number: CN214466679U
Application number: CN202023194939.6U
Authority: CN
Inventors: 鲁建仁; 强生辉
Original assignee: Shaanxi Xinsheng Tongda Construction Engineering Co ltd
Current assignee: Shaanxi Xinsheng Tongda Construction Engineering Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-10-22
Anticipated expiration: 2030-12-25

Abstract

The application relates to the technical field of pipeline construction, in particular to a pipeline wall penetrating structure which comprises an outer pipe body, an inner pipe body, a limiting mechanism and a locking mechanism, wherein the inner pipe body is coaxially and fixedly arranged in the outer pipe body; the locking mechanism comprises an expansion piece, a pressure switch and a positioning assembly, the expansion piece is fixedly arranged on a pipeline, the pressure switch is over against the expansion piece and is fixedly arranged on the inner wall of the inner pipe body, the positioning assembly is separated from the limiting rod when the pressure switch is abutted against the expansion piece, and the positioning assembly is clamped with the limiting rod when the pressure switch is separated from the expansion piece. This application has the effect of the easy defect that causes the extrusion damage to the pipeline when improving pipeline through-wall position pipeline thermal expansion.

Description

Pipeline wall penetrating structure

Technical Field

The application relates to the technical field of pipeline construction, in particular to a pipeline wall penetrating structure.

Background

In the construction, when heating and drainage pipe's the laying, the pipeline need wear the wall setting many times, will fix the pipeline position at the in-process of laying, prevents that the pipeline from being damaged when guaranteeing the wall body leakproofness, need set up the body in the wall body and wear the wall structure.

At present, among the correlation technique, chinese application No. 202020491738.3 discloses a pipeline wall penetrating position shutoff structure, including the wall, set up the wall penetrating through-hole that the horizontal direction runs through the wall on the wall, still include the steel pipe, the steel pipe level sets up in the wall penetrating through-hole, each cover is equipped with a ring on the outer wall at steel pipe both ends, two the ring be located between the outer wall of wall and the pore wall of wall penetrating through-hole, be provided with the annular first recess of circle on the inner wall of ring, and be provided with rubber seal in the first recess, be provided with the annular second recess of circle on the outer wall of ring, and fill in the second recess and have polyurethane foam caulking glue, polyurethane caulking glue fills in the clearance between the pore wall of outer end of ring and wall penetrating through-hole, the central axis collineation of first recess, second recess and ring three, cement mortar is filled between the outer wall of the steel pipe and the wall of the through-wall through hole, the cement mortar is located between the two circular rings, and an asphalt hemp layer is arranged between the inner wall of the steel pipe and the outer wall of the through-wall pipe.

The principle of the scheme is as follows: when the sealing device is used, the steel pipe and the circular ring are sealed through the rubber sealing ring, the outer wall of the steel pipe is smooth, the rubber sealing ring is used to achieve the sealing effect, the outer wall of the circular ring and the hole wall of the through-wall through hole are sealed through polyurethane foam joint filling glue, in addition, the steel pipe and the hole wall of the through-wall through hole are reinforced and sealed through cement mortar, water leakage between the outer wall of the steel pipe and the hole wall of the through-wall through hole can be effectively ensured, and the cement mortar also plays a role in connecting the wall, the steel pipe and the circular ring into a whole, so that the sealing device is firmly arranged in the through-wall hole; the inner wall of the steel pipe and the outer wall of the wall penetrating pipe are sealed through the asphalt hemp thread layer, and water leakage between the inner wall of the steel pipe and the outer wall of the wall penetrating pipe can be effectively guaranteed.

However, in the use process of the scheme, when the temperature difference between two spaces is large due to wall penetrating from the outside to the inside of a house or other reasons, a heat bridge is easily formed at the wall penetrating position of the pipeline, the volume of the pipeline is increased due to thermal expansion, so that the pressure between the pipeline and the wall penetrating device of the pipeline is increased, and the pipeline is easily damaged when the pressure is too large under the condition that the pipeline is limited.

In view of the above-mentioned related technologies, the inventor believes that there is a defect that the pipe is easily damaged by squeezing when the pipe expands due to heating at the through-wall portion of the pipe.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that pipeline heated expansion easily caused extrusion damage to the pipeline, this application provides a pipeline wall structure.

The application provides a pipeline wall structure adopts following technical scheme:

a pipeline wall-penetrating structure comprises an outer pipe body, an inner pipe body, a limiting mechanism and a locking mechanism, wherein the inner pipe body is coaxially and fixedly arranged in the outer pipe body, the limiting mechanism comprises a plurality of limiting rods, the limiting rods are arranged in the outer pipe body along the radial direction of the outer pipe body and penetrate through the inner pipe body, and the limiting rods point to the axis of the outer pipe body; the locking mechanism comprises an expansion piece, a pressure switch and a positioning assembly, the expansion piece is fixedly arranged on a pipeline, the pressure switch is over against the expansion piece and is fixedly arranged on the inner wall of the inner pipe body, the positioning assembly is separated from the limiting rod when the pressure switch is abutted against the expansion piece, and the positioning assembly is clamped with the limiting rod when the pressure switch is separated from the expansion piece.

Through adopting above-mentioned technical scheme, when carrying out the piping erection, at first install outer body in the wall and fix, pass outer body with the pipeline and be located the inner tube internal, it is spacing to carry out the pipeline around the gag lever post that the pipeline set up afterwards, thereby locating component locks the spacing effect that promotes the gag lever post to the pipeline to the gag lever post. When the pipeline is heated the inflation, the inflation piece is heated the inflation equally, and inflation piece extrusion pressure switch after being heated, pressure switch open the back and control locating component no longer locks the gag lever post, promote the gag lever post motion when the pipeline is heated the inflation afterwards to avoid the defect that causes the extrusion damage when the pipeline is heated the inflation to a certain extent.

Optionally, one end of the limiting rod close to the inner wall of the outer tube body is fixedly provided with a limiting spring, and the other end of the limiting spring is fixedly connected with the inner wall of the outer tube body

By adopting the technical scheme, the limiting spring is compressed when the pipeline is heated to expand and pushes the limiting rod, and when the temperature of the pipeline is reduced and recovered, the limiting spring pushes the limiting rod to limit the pipeline again.

Optionally, the positioning assembly includes a locking pin and two locking stoppers, the two locking stoppers are located on two sides of the limiting rod and are fixedly disposed on the inner tube, a limiting hole is formed in the limiting rod, and the locking pin passes through the limiting hole and is matched with the locking stoppers to lock the limiting rod.

Through adopting above-mentioned technical scheme, when the gag lever post spacing, the stop pin passes spacing pore pair and locks the position of spacer pin to further improve the spacing effect of gag lever post to the pipeline.

Optionally, a locking hydraulic cylinder is fixedly arranged on the outer wall of the inner pipe body, the locking hydraulic cylinder is fixedly arranged on the locking stopper, and the locking pin is fixedly arranged on an output shaft of the locking hydraulic cylinder; the locking hydraulic cylinder is electrically connected with the pressure switch.

Through adopting above-mentioned technical scheme, the piece that expands together expands extrusion pressure switch when the pipeline is heated the inflation, and the shrink of pressure switch control locking pneumatic cylinder after the pressurized, locking pneumatic cylinder drive stop pin motion no longer locks the gag lever post to can promote the gag lever post motion during the pipeline inflation, thereby cause the defect of extrusion damage when avoiding the pipeline to be heated the inflation to a certain extent.

Optionally, the limiting rod faces towards one end of the outer tube axis and is fixedly provided with a limiting block, and the limiting block is arranged into an arc shape and a concave surface facing towards the outer tube axis.

Through adopting above-mentioned technical scheme, set up the arc stopper and can improve the laminating degree with the pipeline to further improve the spacing effect to the pipeline.

Optionally, a fixing member is fixedly disposed between the outer tube and the inner tube.

Through adopting above-mentioned technical scheme, the mount both ends are fixed with outer body and interior body respectively to carry out the coaxial line with interior body and outer body and fix.

Optionally, the pipe stopper can be dismantled and be provided with at outer body both ends, the pipe stopper sets up to elastic material and tip and is provided with the processing seam.

Through adopting above-mentioned technical scheme, the pipeline passes in the processing seam inserts the outer tube body during the installation pipeline, and elastic material's stopcock resumes the deformation afterwards to avoid dust and debris to get into in the outer tube body to a certain extent.

Optionally, the two ends of the outer tube body are fixedly provided with positioning rings, and the plane where the positioning rings are located is perpendicular to the axis of the outer tube body.

Through adopting above-mentioned technical scheme, accessible position ring is injectd outer body position during the piping erection to avoid outer body one end protrusion wall to influence the construction.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the pipeline is installed, the position of the pipeline is limited through the limiting mechanism, and then the position of the limiting mechanism is fixed through the positioning assembly, so that the limiting effect of the limiting mechanism on the pipeline is improved;

2. the pipe plugs arranged at the two ends of the outer pipe body can prevent dust and sundries from entering the outer pipe body while ensuring that a pipeline passes through the pipe plugs.

Drawings

FIG. 1 is a schematic structural diagram of a pipe wall-penetrating structure according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a pipe body, a limiting mechanism and a locking mechanism in a pipe wall-penetrating structure according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a limiting mechanism of a pipe wall penetrating structure according to an embodiment of the present application;

fig. 4 is an enlarged schematic view of a portion a of fig. 2.

Description of reference numerals: 1. an outer tubular body; 11. a load bearing tube; 12. a positioning ring; 13. a pipe plug; 2. an inner tube body; 21. a positioning tube; 22. a fixing member; 3. a limiting mechanism; 31. a limiting rod; 32. a limiting block; 33. a limiting spring; 4. a locking mechanism; 41. an expansion member; 42. a pressure switch; 43. a positioning assembly; 431. a locking pin; 432. locking the hydraulic cylinder; 433. locking the stop block; 434. a limiting hole; 435. a locking hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pipeline wall structure. Referring to fig. 1 and 2, the pipe wall penetrating structure includes outer body 1, inner body 2, stop gear 3 and locking mechanical system 4, and inner body 2 sets up in outer body 1 with the axle center is fixed, and stop gear 3 includes four gag lever posts 31, and gag lever post 31 sets up in outer body 1 and passes inner body 2 along outer body 1 is radial, and gag lever post 31 points to outer body 1 axis. The locking mechanism 4 comprises an expansion piece 41, a pressure switch 42 and a positioning assembly 43, wherein the positioning assembly 43 is used for limiting the movement of the limiting rod 31, the pressure switch 42 is electrically connected with the positioning assembly 43, and the expansion piece 41 expands and presses the pressure switch 42 when being heated.

In the pipe laying process, install outer body 1 in the wall body, the pipeline passes outer body 1 and is located interior body 2, and the gag lever post 31 is close to the one end of interior body 2 axis and is carried on spacingly with the pipeline contact to the pipeline, and locating component 43 locks gag lever post 31 afterwards to guarantee that gag lever post 31 is spacing to the pipeline. When the pipeline forms the thermal bridge and receives thermal expansion, inflation 41 is heated expansion extrusion pressure switch 42, and pressure switch 42 control locating component 43 no longer locks gag lever post 31, and gag lever post 31 is no longer spacing to the pipeline this moment to the realization is spacing to the pipeline under normal condition, and stop gear 3 relaxs when the pipeline is heated expansion and avoids the pipeline extrusion impaired.

Specifically, the outer tube body 1 comprises a bearing tube 11, two positioning rings 12 and two tube plugs 13, referring to fig. 1, the length of the bearing tube 11 is the same as the thickness of the wall, the two positioning rings 12 are fixed at the two ends of the bearing tube 11 through bolts, the inner diameters of the positioning rings 12 are the same as the outer diameter of the bearing tube 11, and the plane where the two positioning rings 12 are located is perpendicular to the axis of the bearing tube 11. Two stopcocks 13 cup joint respectively and install the both ends of bearing pipe 11 and stopcock 13 terminal surface and be provided with the cross incision, and stopcock 13 sets up to the elastic material, sets up to the rubber material in this embodiment.

When the pipeline is installed, the bearing pipe 11 is firstly installed in a wall body, the position of the bearing pipe 11 is limited through the two positioning rings 12, then concrete is filled in a gap between the bearing pipe 11 and the wall body to fix the bearing pipe 11 in the wall body, then the two pipe plugs 13 are installed at two ends of the bearing pipe 11, and the pipeline penetrates through the cross-shaped cut of the end faces of the pipe plugs 13 and is inserted into the bearing pipe 11. The plug 13 is made of elastic material, so that the cut is deformed after the pipe is inserted, thereby preventing dust and impurities from entering the bearing pipe 11.

Further, the inner pipe body 2 includes a positioning pipe 21, referring to fig. 2, the length of the positioning pipe 21 is the same as that of the bearing pipe 11, the positioning pipe 21 and the bearing pipe 11 are coaxially arranged, a fixing member 22 is fixedly welded between the positioning pipe 21 and the bearing pipe 11, and the positioning pipe 21 and the bearing pipe 11 are fixedly connected through the fixing member 22. The pipe is located within the positioning tube 21 when installed.

After the pipeline is installed, the limiting mechanism 3 is required to limit, referring to fig. 3, the limiting mechanism 3 comprises a limiting rod 31, a limiting block 32 and a limiting spring 33, the limiting rod 31 is radially arranged along the bearing pipe 11 and penetrates through the positioning pipe 21, the limiting block 32 is arc-shaped and is welded and fixed at one end of the limiting rod 31 close to the axis of the bearing pipe 11, and the concave surface of the limiting block 32 points to the axis of the bearing pipe 11. The limiting spring 33 is welded and fixed at one end of the limiting rod 31 close to the inner wall of the bearing pipe 11, and the other end of the limiting spring 33 is welded and fixed with the inner wall of the bearing pipe 11.

After the pipeline is installed in the bearing pipe 11, the limiting spring 33 pushes the limiting rod 31 to move towards the direction close to the axis of the bearing pipe 11, so that the limiting block 32 is pushed to limit the pipeline, four limiting mechanisms 3 are arranged at the positions close to the pipe orifices at the two ends of the bearing pipe 11 in a circumferential array mode, and meanwhile, two groups of limiting mechanisms 3 are arranged under the pipeline in the bearing pipe 11 at the same interval mode to guarantee the limiting effect.

To ensure the limit effect, the locking mechanisms 4 are required to lock the limit mechanism 3, referring to fig. 4, the locking mechanisms 4 are provided in two sets in this embodiment, each set of locking mechanism 4 includes a pressure switch 42, an expansion member 41 and a positioning assembly 43, and the positioning assembly 43 includes four locking pins 431, four locking hydraulic cylinders 432 and eight locking stoppers 433. Every two of the locking stoppers 433 are set up in the both sides of gag lever post 31 and welded fastening on the outer wall of registration arm 21 in a set of, have seted up spacing hole 434 on the gag lever post 31, and locking cylinder 432 welded fastening is in the one side that locking stopper 433 is close to each other, and locking pin 431 welded fastening is on locking cylinder 432 output shaft, and another locking stopper 433 corresponds the position and has seted up locking hole 435, and locking cylinder 432 output shaft drives locking pin 431 and reciprocates and passes spacing hole 434 to in the locking hole 435. The pressure switch 42 is welded and fixed on the inner wall of the positioning tube 21 and electrically connected with the locking hydraulic cylinder 432, the expansion piece 41 is welded and fixed on the pipeline and is opposite to the pressure switch 42, the expansion piece 41 is made of a material with a thermal expansion coefficient larger than that of the pipeline, and the expansion piece 41 is an aluminum block in the embodiment.

After the pipeline is installed and the limiting mechanism 3 limits the pipeline, the locking hydraulic cylinder 432 pushes the locking pin 431 to penetrate through the limiting hole 434 to the locking hole 435, so that the position of the limiting rod 31 is fixed, and the limiting effect of the limiting mechanism 3 on the pipeline is further guaranteed. After the pipeline forms the thermal bridge and is heated the inflation, because expansion 41 thermal expansion coefficient is greater than the pipeline, consequently expansion 41 thermal deformation degree is greater than the pipeline, and expansion 41 is heated the thermal expansion back and is supported pressure switch 42 and oppress pressure switch 42, and pressure switch 42 control locking hydraulic cylinder 432 contracts afterwards, and the locking pin 431 breaks away from with spacing hole 434 this moment, promotes spacing spring 33 when the pipeline continues to be heated the inflation afterwards and contracts to pipeline extrusion is impaired when avoiding the pipeline to be heated the inflation to a certain extent. When the temperature of the pipeline is reduced, the limiting rod 31 is reset under the pushing of the limiting spring 33, the expansion piece 41 does not press the pressure switch 42 any more, and then the locking hydraulic cylinder 432 pushes the locking pin 431 to lock the limiting rod 31 in a locking manner, so that the limiting on the pipeline is restored.

The implementation principle of a pipeline wall penetrating structure of the embodiment of the application is as follows: in the installation of the pipeline, the bearing pipe 11 is first installed in the wall, and then the pipeline is inserted into the bearing pipe 11 through the pipe plugs 13 at both ends of the bearing pipe 11, and the pipeline is positioned in the positioning pipe 21. The limiting spring 33 pushes the limiting rod 31 to limit the position of the pipeline, and meanwhile, the locking hydraulic cylinder 432 pushes the locking pin 431 to penetrate through a limiting hole 434 on the limiting rod 31, so that the limiting rod 31 is further fixed. After the pipeline is heated and expanded, the expansion piece 41 firstly expands and deforms due to the fact that the expansion coefficient is larger when the pipeline is heated, the expansion piece 41 extrudes the pressure switch 42, the pressure switch 42 controls the locking hydraulic cylinder 432 to contract, the locking pin 431 is not locked on the limiting rod 31 any more at the moment, the limiting rod 31 is pushed to move when the pipeline is heated, therefore the pipeline is limited in a common state, and extrusion damage to the pipeline is avoided when the pipeline is heated and expanded.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pipeline wall structure, its characterized in that: the pipe joint comprises an outer pipe body (1), an inner pipe body (2), a limiting mechanism (3) and a locking mechanism (4), wherein the inner pipe body (2) is coaxially and fixedly arranged in the outer pipe body (1), the limiting mechanism (3) comprises a plurality of limiting rods (31), the limiting rods (31) are radially arranged in the outer pipe body (1) along the outer pipe body (1) and penetrate through the inner pipe body (2), and the limiting rods (31) point to the axis of the outer pipe body (1); the locking mechanism (4) comprises an expansion piece (41), a pressure switch (42) and a positioning assembly (43), the expansion piece (41) is fixedly arranged on a pipeline, the pressure switch (42) is over against the expansion piece (41) and is fixedly arranged on the inner wall of the inner pipe body (2), the positioning assembly (43) is separated from the limiting rod (31) when the pressure switch (42) is abutted against the expansion piece (41), and the positioning assembly (43) is clamped with the limiting rod (31) when the pressure switch (42) is separated from the expansion piece (41).

2. The pipe wall penetrating structure according to claim 1, wherein: the limiting rod (31) is close to one end of the inner wall of the outer pipe body (1) and is fixedly provided with a limiting spring (33), and the other end of the limiting spring (33) is fixedly connected with the inner wall of the outer pipe body (1).

3. The pipe wall penetrating structure according to claim 1, wherein: the positioning assembly (43) comprises a locking pin (431) and two locking stoppers (433), the two locking stoppers (433) are positioned on two sides of the limiting rod (31) and fixedly arranged on the inner tube body (2), a limiting hole (434) is formed in the limiting rod (31), and the locking pin (431) penetrates through the limiting hole (434) and is matched with the locking stoppers (433) to lock the limiting rod (31).

4. The pipe wall penetrating structure according to claim 3, wherein: a locking hydraulic cylinder (432) is fixedly arranged on the outer wall of the inner pipe body (2), the locking hydraulic cylinder (432) is fixedly arranged on the locking stop block (433), and the locking pin (431) is fixedly arranged on the output shaft of the locking hydraulic cylinder (432); the locking hydraulic cylinder (432) is electrically connected with the pressure switch (42).

5. The pipe wall penetrating structure according to claim 1, wherein: the limiting rod (31) faces towards one end of the axis of the outer pipe body (1), a limiting block (32) is fixedly arranged at one end of the axis of the outer pipe body (1), and the limiting block (32) is arc-shaped and concave faces towards the axis of the outer pipe body (1).

6. The pipe wall penetrating structure according to claim 1, wherein: a fixing piece (22) is fixedly arranged between the outer pipe body (1) and the inner pipe body (2).

7. The pipe wall penetrating structure according to claim 1, wherein: outer body (1) both ends can be dismantled and be provided with stopcock (13), stopcock (13) set up to elastic material and tip and are provided with the processing seam.

8. The pipe wall penetrating structure according to claim 1, wherein: two ends of the outer pipe body (1) are fixedly provided with positioning rings (12), and the plane where the positioning rings (12) are located is perpendicular to the axis of the outer pipe body (1).