CN220379139U - Municipal drainage pipeline's mounting structure - Google Patents

Abstract

The utility model relates to the field of pipeline engineering technology, and provides a municipal drainage pipeline's mounting structure, it includes first connecting pipe, second connecting pipe and crack resistant piece, the external diameter of first connecting pipe is less than the internal diameter of second connecting pipe, first connecting pipe with the second connecting pipe sets up respectively in the both ends of pipeline; the anti-cracking piece comprises an annular grid piece, the annular grid piece is used for the first connecting pipe to penetrate, and the annular width of the annular grid piece is smaller than or equal to the difference value between the outer diameter of the second connecting pipe and the inner diameter of the first connecting pipe. This application has the effect of extension installation completion's drainage pipe's life.

Description

Municipal drainage pipeline's mounting structure

Technical Field

The application relates to the field of pipeline engineering technology, in particular to a municipal drainage pipeline installation structure.

Background

Pipe socket connections are an important way in pipe installation engineering. In the process of pipe socket connection, the existing mode is: the second connecting piece of one pipeline is inserted into the first connecting pipe of the other pipeline, an annular gap is formed at the position of the second connecting piece of the two pipelines, and then caulking material and leakage-proof material are embedded in the annular gap and tamped.

The caulking material and the leakage-proof material are solidified after a period of time, and after repeated expansion with heat and contraction with cold and water flow flushing, the solidified caulking material and the leakage-proof material have certain cracking loss, so that the drainage performance of the drainage pipeline after installation is reduced to some extent, and the service life of the drainage pipeline is further influenced.

Disclosure of Invention

In order to prolong the service life of the drainage pipeline with the installation completed, the application provides a municipal drainage pipeline installation structure.

The application provides a municipal drainage pipe's mounting structure adopts following technical scheme:

the utility model provides a municipal drainage pipeline's mounting structure, includes first connecting pipe, second connecting pipe and crack resistant piece, the external diameter of first connecting pipe is less than the internal diameter of second connecting pipe, first connecting pipe and second connecting pipe set up respectively in the both ends of pipeline; the anti-cracking piece comprises an annular grid piece, the annular grid piece is used for the first connecting pipe to penetrate, and the annular width of the annular grid piece is smaller than or equal to the difference value between the outer diameter of the second connecting pipe and the inner diameter of the first connecting pipe.

Through adopting above-mentioned technical scheme, when connecting two pipelines, insert the second connecting pipe of second pipeline with the first connecting pipe of first pipeline for form annular seam between the outer wall of first connecting pipe and the inner wall of second connecting pipe, then to embedding a part filling material (filling material includes caulking material and leak protection material) in the annular seam, afterwards remove anticracking piece along the length direction of first connecting pipe to annular seam in, and utilize the instrument to inlay filling material to be real, inlay real in-process and make annular net piece also imbed in filling material, at last utilize filling material to fill the remaining part of annular seam, thereby utilize annular net piece to play the effect that reduces the risk that leak protection material splits and decreases, in order to prolong the life of drain pipe that installs.

Optionally, the crack-resistant member further includes a vertical grid sheet, and the vertical grid sheet is disposed around a central axis of the annular grid sheet.

By adopting the technical scheme, the annular grid pieces are embedded into the filling material, and the vertical grid pieces are inserted into the filling material, so that the cracking effect of the cracking-resistant piece is further enhanced, and the risk of cracking of the solidified filling material is reduced.

Optionally, the anti-cracking member is provided with a plurality of anti-cracking members, and a plurality of anti-cracking members are arranged at intervals along the central axis direction of the annular grid sheet.

By adopting the technical scheme, the risk of cracking of the solidified or filling material is further reduced.

Optionally, the vertical grid sheet is connected with a plurality of insertion rods, the insertion rods extend along the axial direction of the annular grid sheet, and the plurality of insertion rods are arranged at intervals along the circumferential direction of the vertical grid sheet; the hardness of the insertion rod is greater than that of the vertical grid sheet.

By adopting the technical scheme, the vertical grid plates are easier to insert into the filling material in the annular gap by the aid of the insertion rod; on the other hand, in the process of embedding the anti-cracking piece, the end part, far away from the annular grid piece, of the vertical grid piece can be along the length direction of the annular seam, so that the vertical grid piece can occupy a larger area in the filling material, and further, the anti-cracking piece is ensured to have a better anti-cracking effect.

Optionally, the device further comprises a sealing ring, wherein the sealing ring is sleeved on the first connecting pipe; the outer wall of the first connecting pipe is used for being abutted against the inner wall of the sealing ring, and the inner wall of the second connecting pipe is used for being abutted against the outer wall of the sealing ring; the crack resistant member is located between the seal ring and the conduit.

Through adopting above-mentioned technical scheme, after finishing filling material's inlaying, insert the annular seam with the sealing ring in, utilize the sealing ring to further form the shutoff to the annular seam, on the one hand reduce the erosion of external steam to filling material, on the other hand strengthen the leakproofness of the junction between the adjacent pipeline.

Optionally, the device further comprises a limiting ring, wherein the limiting ring is sleeved on the first connecting pipe; the inner wall of the limiting ring is provided with an internal thread, and the outer wall of the first connecting pipe is provided with an external thread for matching with the internal thread; the limiting ring is abutted against the sealing ring.

Through adopting above-mentioned technical scheme, after embedding the annular seam with the sealing ring, twist spacing ring for spacing ring removes to the direction that is close to the sealing ring, and finally the butt in the sealing ring, thereby forms spacingly to the sealing ring, reduces the risk that the sealing ring deviate from the annular seam.

Optionally, the sealing ring comprises a first ring and a second ring, and the ring surface of the first ring and the ring surface of the second ring are obliquely arranged relative to the central axis of the sealing ring; the outer wall of the first connecting pipe is used for being abutted by the first ring, and the inner wall of the second connecting pipe is used for being abutted by the second ring; an included angle is formed between the annular surface of the first ring and the annular surface of the second ring, and an opening of the included angle faces the crack-resistant piece.

By adopting the technical scheme, when the sealing ring is inserted into the annular seam, the sealing piece is pinched by hands or tweezers, so that the first ring and the second ring are mutually close to each other, and the sealing piece can be smoothly inserted; after insertion, the pinching force is removed, so that the first ring is abutted against the first connecting pipe, the second ring is abutted against the second connecting pipe, and the sealing ring has a force forcing the first ring and the second ring to be away from each other, thereby simultaneously enhancing the connection stability of the sealing ring.

Optionally, the surface of the sealing ring, which faces away from the anti-cracking member, is connected with a plurality of springs, the springs are connected to the connection position of the first ring and the second ring, the springs extend along the axial direction of the sealing ring, and the plurality of springs are arranged at intervals along the circumferential direction of the sealing member; the end part, far away from the sealing ring, of the spring is connected with a connecting ring, a plurality of springs are connected with the connecting ring, and the connecting ring is used for being abutted by the limiting ring.

Through adopting above-mentioned technical scheme, after embedding the sealing member annular seam, twist the spacing ring for the spacing ring removes to the direction that is close to the sealing ring, makes the tip butt in the sealing member that the connecting ring was kept away from to the spring, and finally makes the spring be in compression. Under the action of the elastic force of the spring, the abutting force between the first ring and the first connecting pipe and the abutting force between the second ring and the second connecting pipe are increased, so that the risk that the sealing ring is separated from the annular seam is further reduced.

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

1. by embedding the annular grid cloth into the filling material while filling the filling material into the annular seam, the risk of cracking of the solidified filling material is reduced, and the service life of the installed drainage pipeline is prolonged;

2. the anti-cracking piece further comprises vertical grid cloth, so that the risk of cracking of the filling material is further reduced;

3. through setting up the go-between sealing ring and spacing ring, the multiple spring that utilizes the go-between to connect increases the abutment force of first ring and first connecting pipe, the abutment force of second ring and second connecting pipe, reduces the risk that the sealing ring drops.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present application.

Fig. 2 is a schematic view for showing the structure of the crack-resistant member in example 1.

Fig. 3 is a schematic structural view of embodiment 2 of the present application.

Reference numerals illustrate: 1. a first connection pipe; 11. an external thread; 2. a second connection pipe; 3. an anti-cracking member; 31. annular grid pieces; 32. vertical grid sheets; 33. an insertion rod; 4. a seal ring; 41. a first ring; 42. a second ring; 5. a limiting ring; 51. an internal thread; 6. a pipe; 7. an annular slit; 8. a connecting ring; 81. and (3) a spring.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a municipal drainage pipe's mounting structure.

Example 1

Referring to fig. 1, a municipal drainage pipe 6 is installed to include a first connection pipe 1, a second connection pipe 2, a crack-resistant member 3, a sealing ring 4, and a stopper ring 5. The external diameter of the first connecting pipe 1 is smaller than the internal diameter of the second connecting pipe 2, and the first connecting pipe 1 and the second connecting pipe 2 are respectively arranged at two ends of the pipeline 6. The crack-resistant member 3 includes an annular mesh sheet 31, the annular mesh sheet 31 being for the first connection pipe 1 to be pierced, the annular mesh sheet 31 having a ring width smaller than or equal to a difference between an outer diameter of the second connection pipe 2 and an inner diameter of the first connection pipe 1. When two pipelines 6 are connected, the first connecting pipe 1 of the first pipeline 6 is inserted into the second connecting pipe 2 of the second pipeline 6, an annular seam 7 is formed between the outer wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2, then a part of filling material (the filling material comprises caulking material and leakage-proof material) is embedded into the annular seam 7, the crack-resistant piece 3 is moved into the annular seam 7 along the length direction of the first connecting pipe 1, the filling material is embedded by a tool, the annular grid piece 31 is also embedded into the filling material in the embedding process, and finally the rest of the annular seam 7 is filled by the filling material, so that the annular grid piece 31 plays a role of reducing the risk of crack loss of the leakage-proof material, and the service life of the installed drainage pipeline 6 is prolonged.

The material of the ring grid 31 includes, but is not limited to, fiberglass, stainless steel, and nylon, so long as the crack resistance effect is achieved.

In order to enhance the cracking effect, a plurality of cracking pieces 3 are arranged, and the plurality of cracking pieces 3 are arranged at intervals along the length direction of the first annular slit 7.

Further, referring to fig. 2, the anti-cracking member 3 further includes vertical grid plates 32, and the vertical grid plates 32 are arranged to extend around the central axis of the annular grid plate 31, so that the anti-cracking effect of the anti-cracking member 3 is further improved, and the risk of cracking of the solidified filling material is reduced.

Further, referring to fig. 2, a plurality of insertion rods 33 are connected to the surface of the vertical mesh sheet 32, the insertion rods 33 are disposed to extend along the central axis of the ring-shaped mesh sheet 31, and the plurality of insertion rods 33 are disposed to be spaced apart along the circumferential direction of the vertical mesh sheet 32. The hardness of the insert rods 33 is greater than that of the vertical grid plates 32, and the insert rods 33 are made of materials including, but not limited to, stainless steel, copper, aluminum, etc. By this design, on the one hand, the vertical grid sheet 32 is made easier to insert into the filling material in the annular slot 7 with the aid of the insertion rod 33; on the other hand, in the process of embedding the anti-cracking piece 3, the end part of the vertical grid piece 32 far away from the annular grid piece 31 can be along the length direction of the annular seam 7, so that the vertical grid piece 32 can occupy a larger area in the filling material, and further, the anti-cracking piece 3 is ensured to have a better anti-cracking effect.

The connection manner of the vertical grid sheet 32 and the annular grid sheet 31 may be adhesive fixation, or may be welding fixation, or may be mutually abutting. The insertion rod 33 and the vertical grid sheet 32 may be connected by adhesive or welded.

Referring to fig. 1, the sealing ring 4 is sleeved on the first connecting pipe 1, the outer wall of the first connecting pipe 1 is used for being abutted against the inner wall of the sealing ring 4, the inner wall of the second connecting pipe 2 is used for being abutted against the outer wall of the sealing ring 4, and the anti-cracking piece 3 is located between the sealing ring 4 and the pipeline 6. After the filling material is embedded, the sealing ring 4 is moved along the length direction of the first connecting pipe 1, the sealing ring 4 is embedded into the annular seam 7, a certain seal is formed on the filling material, the erosion of water vapor on the filling material is reduced, and the risk of cracking of the filling material is further reduced; meanwhile, even if the filling material is broken, the sealing ring 4 still has a certain leakage-proof function, and the service life of the installed drainage pipeline 6 is further prolonged. Wherein the sealing ring 4 is made of rubber.

Further, referring to fig. 1, the limiting ring 5 is sleeved on the first connecting pipe 1. The inner wall of the limiting ring 5 is provided with an internal thread 51, and the outer wall of the first connecting pipe 1 is provided with an external thread 11 for matching the internal thread 51. After embedding the sealing ring 4 in the annular slit 7, the stop collar 5 is turned relative to the first connecting tube 1 until the stop collar 5 abuts against the sealing ring 4, thereby reducing the risk of the sealing ring 4 coming out of the annular slit 7.

The implementation principle of the installation structure of the municipal drainage pipeline 6 in the embodiment of the application is as follows: when the drainage pipeline 6 is installed, the first connecting pipe 1 of the first pipeline 6 is inserted into the second connecting pipe 2 of the second pipeline 6, then a filling material is filled into the annular gap 7 formed between the first connecting pipe 1 and the second connecting pipe 2, and the vertical grid pieces 32 of the crack-resistant piece 3 are inserted into the filling material in the annular gap 7; then, the filling material is embedded by a tool, the crack-resistant member 3 is embedded in the filling material, the filling material is added into the annular slit 7 again after the embedding, the crack-resistant member 3 is inserted, and the above-mentioned process is repeated.

And then, the sealing ring 4 is moved along the length direction of the first connecting pipe 1, so that the sealing ring 4 is embedded into the annular gap 7, and finally, the limiting ring 5 is screwed relative to the first connecting pipe 1 along the length direction of the first connecting pipe 1, so that the limiting ring 5 is tightly abutted against the sealing piece.

The risk of cracking of the solidified filling material is reduced under the action of the vertical grid plates 32 and the annular grid plates 31; under the effect of the sealing ring 4, the tightness of the joint of the adjacent pipelines 6 is improved, meanwhile, the erosion of water vapor to the filling material is reduced, the risk of cracking of the filling material is further reduced, and the service life of the installed pipeline 6 is prolonged.

Example 2

The present embodiment is different from embodiment 1 in that, referring to fig. 3, the seal ring 4 includes a first ring 41 and a second ring 42, and the ring surface of the first ring 41 and the ring surface of the second ring 42 are each disposed obliquely to the central axis of the seal ring 4. The outer wall of the first connecting pipe 1 is used for being abutted by the first ring 41, and the inner wall of the second connecting pipe 2 is used for being abutted by the second ring 42. An included angle is formed between the annular surface of the first ring 41 and the annular surface of the second ring 42, and the opening of the included angle faces the crack-resistant member 3.

Referring to fig. 3, a plurality of springs 81 are connected to the surface of the sealing ring 4 facing away from the crack preventing member 3, the springs 81 are connected to the connection position of the first ring 41 and the second ring 42, the springs 81 extend along the circumferential direction of the sealing member, and the plurality of springs 81 are arranged at intervals along the circumferential direction of the sealing member. The end connection that the spring 81 kept away from the sealing member has go-between 8, and a plurality of springs 81 all are connected with go-between 8, and go-between 8 are used for supplying spacing ring 5 butt. After the sealing member is inserted into the annular slit 7, the retainer ring 5 is screwed so that the retainer ring 5 moves in a direction approaching the seal ring 4, so that the end of the spring 81 remote from the connecting ring 8 abuts against the sealing member, and finally the spring 81 is in a compressed state. The abutment force between the first ring 41 and the first connecting tube 1 and the abutment force between the second ring 42 and the second connecting tube 2 are increased under the elastic force of the spring 81, so that the risk of the sealing ring 4 falling out of the annular gap 7 is further reduced. In addition, if the drainage pipe 6 vibrates, or the first connection pipe 1 or the second connection pipe 2 deforms, the sealing ring 4 deforms adaptively under the elastic force of the compressed spring 81, so that strong abutment is always provided between the first ring 41 and the outer wall of the first connection pipe 1, and between the second ring 42 and the inner wall of the second connection pipe 2, so as to ensure the sealing effect.

The connection mode of the spring 81 and the connecting ring 8 can be adhesive fixation or welding fixation.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A municipal drainage pipe's mounting structure, its characterized in that: the anti-cracking device comprises a first connecting pipe (1), a second connecting pipe (2) and an anti-cracking piece (3), wherein the outer diameter of the first connecting pipe (1) is smaller than the inner diameter of the second connecting pipe (2), and the first connecting pipe (1) and the second connecting pipe (2) are respectively arranged at two ends of a pipeline (6); the anti-cracking piece (3) comprises an annular grid piece (31), the annular grid piece (31) is used for being penetrated by the first connecting pipe (1), and the annular width of the annular grid piece (31) is smaller than or equal to the difference value between the outer diameter of the second connecting pipe (2) and the inner diameter of the first connecting pipe (1).

2. The municipal drainage pipe's mounting structure according to claim 1, wherein: the crack-resistant piece (3) further comprises vertical grid pieces (32), and the vertical grid pieces (32) are arranged in a surrounding mode along the central axis of the annular grid pieces (31).

3. The municipal drainage pipe's mounting structure according to claim 2, wherein: the anti-cracking pieces (3) are arranged in a plurality, and the anti-cracking pieces (3) are arranged at intervals along the central axis direction of the annular grid piece (31).

4. A municipal drainage pipe mounting structure according to claim 2 or 3, wherein: the vertical grid plates (32) are connected with a plurality of inserting rods (33), the inserting rods (33) extend along the axial direction of the annular grid plates (31), and the inserting rods (33) are distributed at intervals along the circumferential direction of the vertical grid plates (32); the hardness of the insertion rod (33) is greater than that of the vertical grid sheet (32).

5. The municipal drainage pipe's mounting structure according to claim 1, wherein: the sealing device also comprises a sealing ring (4), wherein the sealing ring (4) is sleeved on the first connecting pipe (1); the outer wall of the first connecting pipe (1) is used for being abutted against the inner wall of the sealing ring (4), and the inner wall of the second connecting pipe (2) is used for being abutted against the outer wall of the sealing ring (4); the crack-resistant member (3) is located between the sealing ring (4) and the pipe (6).

6. The municipal drainage pipe's mounting structure according to claim 5, wherein: the device further comprises a limiting ring (5), wherein the limiting ring (5) is sleeved on the first connecting pipe (1); an inner wall of the limiting ring (5) is provided with an inner thread (51), and an outer wall of the first connecting pipe (1) is provided with an outer thread (11) for matching with the inner thread (51); the limiting ring (5) is abutted against the sealing ring (4).

7. The municipal drainage pipe's mounting structure according to claim 6, wherein: the sealing ring (4) comprises a first ring (41) and a second ring (42), and the annular surface of the first ring (41) and the annular surface of the second ring (42) are obliquely arranged relative to the central axis of the sealing ring (4); the outer wall of the first connecting pipe (1) is used for being abutted by the first ring (41), and the inner wall of the second connecting pipe (2) is used for being abutted by the second ring (42); an included angle is formed between the annular surface of the first ring (41) and the annular surface of the second ring (42), and an opening of the included angle faces the crack-resistant piece (3).

8. The municipal drainage pipe's mounting structure according to claim 7, wherein: the surface of the sealing ring (4) deviating from the anti-cracking piece (3) is connected with a plurality of springs (81), the springs (81) are connected to the connection position of the first ring (41) and the second ring (42), the springs (81) extend along the axial direction of the sealing ring (4), and the plurality of springs (81) are distributed at intervals along the circumferential direction of the sealing ring (4); the end part, far away from the sealing ring (4), of the spring (81) is connected with a connecting ring (8), a plurality of springs (81) are connected with the connecting ring (8), and the connecting ring (8) is used for being abutted by the limiting ring (5).