CN213039998U - Reinforced concrete drain pipe for sewer - Google Patents

Abstract

The utility model discloses a sewer reinforced concrete drain pipe, including drain pipe body and the connecting device who connects two adjacent drain pipe bodies, the drain pipe body is including moulding venturi tube and concrete pipe, moulding venturi tube includes the outer pipeline, the interior conduit, concrete pipe integrated into one piece is pour the shaping between outer pipeline and interior conduit, the internal surface of interior conduit is smooth, be equipped with clamping ring portion on the tip circumferencial direction of outer pipeline, connecting device includes sealed two semicircle rings of embracing the outside of locating the outer pipeline, the connection can be dismantled to two semicircle rings, the semicircle ring is including pressing the spacing portion of supporting in clamping ring portion medial surface, the one end that clamping ring portion was kept away from to the semicircle ring is equipped with the load limit, a plurality of connecting holes have been seted up to load limit circumference array. Utilize the utility model provides a roughness and the smoothness of internal surface can be guaranteed to the drain pipe, can realize the connection between two adjacent rows of water pipes fast simultaneously.

Description

Reinforced concrete drain pipe for sewer

Technical Field

The utility model relates to a concrete drain pipe technical field specifically is a sewer reinforced concrete drain pipe.

Background

With the continuous development of urban construction, the number of underground pipe bodies of modern cities is increasing, most of the underground pipe bodies use reinforced concrete pipes, such as underground drainage pipes, and the underground reinforced concrete drainage pipes are pipes made of concrete or reinforced concrete and used for underground drainage;

the existing reinforced concrete drain pipe has a rough process during manufacturing, the inner wall and the end part are easy to be uneven, sundries are easy to hang on the uneven inner wall during use, the drainage efficiency is influenced, and the sundries are accumulated to cause the risk of blockage during long-term use; and the end part is uneven, so that the two reinforced concrete drain pipes are difficult to butt joint.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a sewer reinforced concrete drain pipe can realize two adjacent reinforced concrete drain pipe's quick butt joints.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including drain pipe body and the connecting device who connects two adjacent drain pipe bodies, the drain pipe body includes moulding pipe and concrete pipe, moulding pipe includes outer pipeline, the interior conduit, concrete pipe integrated into one piece is pour the shaping between outer pipeline and interior conduit, the internal surface of interior conduit is smooth, be equipped with card ring portion on the tip circumferencial direction of outer pipeline, connecting device includes sealed two semicircle rings of embracing the outside of locating outer pipeline, the connection can be dismantled to two semicircle rings, the semicircle ring is including pressing the spacing portion of propping in card ring portion medial surface, the one end that card ring portion was kept away from to the semicircle ring is equipped with the load limit, a plurality of connecting holes have been seted up to load limit circumference array.

The utility model relates to a sewer reinforced concrete drain pipe's further improvement lies in, two the semicircle encircles all fixed connection connecting blocks of week side of two tip that are close to each other, the through-hole has been seted up on the connecting block, two connecting block on the semicircle ring passes through the bolt fit nut and connects.

The utility model relates to a further improvement of sewer reinforced concrete drain pipe lies in, the interior conduit with the individual connecting rod is done to fixedly connected with between the outer pipeline, interior conduit and the integrative injection moulding of connecting rod form.

The utility model relates to a further improvement of sewer reinforced concrete drain pipe lies in, outer pipeline, interior pipeline are the plastics material.

The utility model relates to a sewer reinforced concrete drain pipe possesses following beneficial effect:

1. through adopting the structural style of outer pipeline, interior pipeline and concrete pipe to the internal surface of interior pipeline is smooth, has solved among the prior art because reinforced concrete drain pipe internal surface unevenness leads to catching debris easily, influences the problem of drainage efficiency for a long time.

2. Through pressing spacing portion seal to the medial surface in clamping ring portion, the high-speed joint between two adjacent lotus edges can accomplish the connection between two adjacent drain pipe bodies fast, has shortened the butt joint time.

Drawings

FIG. 1 is a schematic view of a reinforced concrete drainage pipe structure of a sewer according to the present invention;

FIG. 2 is a schematic view of the structure of the middle drain pipe body of the present invention;

fig. 3 is a schematic view of the structure of the shaping tube of the present invention;

FIG. 4 is a schematic view of the concrete pipe structure of the present invention;

FIG. 5 is a schematic view of the connecting device of the present invention;

fig. 6 is an enlarged view of a structure shown in fig. 5.

In the figure: 1. a drain pipe body; 11. a shaping tube; 111. an outer conduit; 112. an inner conduit; 113. a collar portion; 114. a connecting rod; 12. a concrete pipe; 2. a connecting device; 21. a semicircular ring; 211 a limiting part; 212. loading edges; 213. connecting holes; 214. connecting blocks; 215. and a through hole.

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. 1-6, the present invention provides a reinforced concrete drain pipe for a sewer: comprises a drain pipe body 1 and a connecting device 2 for connecting two adjacent drain pipe bodies 1; wherein: the drain pipe body 1 comprises a plastic pipe 11 and a concrete pipe 12, the plastic pipe 11 comprises an outer pipeline 111 and an inner pipeline 112, the concrete pipe 12 is integrally poured and formed between the outer pipeline 111 and the inner pipeline 112, the outer pipeline 111, the end part of the inner pipeline 112 and the end part of the concrete pipe 12 are parallel and level, the inner surface of the inner pipeline 112 is smooth, a clamping ring part 113 is arranged on the end part circumferential direction of the outer pipeline 111, the connecting device 2 comprises two semicircular rings 21 which are arranged outside the outer pipeline 111 in a sealed and embraced mode, the two semicircular rings 21 are detachably connected, the semicircular rings 21 comprise limiting parts 211 which are pressed against the inner side surfaces of the clamping ring part 113 (namely one side of the clamping ring part 113, which is far away from the end part of the outer pipeline 111), the inner walls of the semicircular rings 21 are pressed against the outer wall of the outer pipeline 111, sealing rings are arranged between the outer wall and the outer wall, one ends, far. Through the connection between the lotus limit 212 that corresponds the setting on the adjacent two drain pipe bodies 1 realize the high-speed joint between the adjacent two drain pipe bodies 1, it is concrete, the pressure is supported to have sealed the pad between two lotus limits 212, guarantees the leakproofness of junction, avoids taking place the problem of sewage leakage in the use.

Further, the peripheral sides of two tip that two semicircle rings 21 are close to each other all fixed connection connecting block 214, seted up through-hole 215 on the connecting block 214, two connecting block 214 on the semicircle ring 21 passes through bolt cooperation nut and connects. In this embodiment, the semicircular ring 21 is surrounded or sleeved on the outer wall of the drainage pipe body 1 by the connection between the corresponding end connecting blocks 214.

As shown in fig. 3, a plurality of connecting rods 114 are fixedly connected between the inner pipe 112 and the outer pipe 111, the inner pipe 112 and the connecting rods 114 are integrally formed; by providing the connection rods 114, the connection between the outer pipe 111, the inner pipe 112 and the concrete pipe 12 is better ensured.

The utility model discloses in, outer pipeline 111, interior pipeline 112 and connecting rod 114 all adopt the plastics material, integrative injection moulding.

During the in-service use, only need with two semicircle ring 21 seal housings in the week side of drain pipe body 1, then be close to semicircle ring 21 on two adjacent drain pipe bodies 1 each other, realize the connection between lotus limit 212 through bolt and cooperation nut, the tightening of bolt, nut is crossed and is realized two rows of quick butt joints of water pipe body 1, presses to have sealed the pad between the lotus limit 212, guarantees the utility model discloses well drain pipe connection department's leakproofness.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a sewer reinforced concrete drain pipe which characterized in that: the water draining pipe comprises a water draining pipe body (1) and a connecting device (2) connected with two adjacent water draining pipe bodies (1), wherein the water draining pipe body (1) comprises a plastic pipe (11) and a concrete pipe (12), the plastic pipe (11) comprises an outer pipeline (111) and an inner pipeline (112), the concrete pipe (12) is integrally cast and formed between the outer pipeline (111) and the inner pipeline (112), the inner surface of the inner pipeline (112) is smooth, a clamping ring part (113) is arranged in the circumferential direction of the end part of the outer pipeline (111), the connecting device (2) comprises two semicircular rings (21) which are hermetically held outside the outer pipeline (111), the two semicircular rings (21) are detachably connected, each semicircular ring (21) comprises a limiting part (211) pressed against the inner side surface of the clamping ring part (113), and a loading edge (212) is arranged at one end, far away from the clamping ring part (113), of each semicircular ring (21), the load edge (212) is circumferentially provided with a plurality of connecting holes (213) in an array.

2. The sewer reinforced concrete drain pipe of claim 1, wherein: two all fixedly connected with connecting block (214) in week side of two tip that semicircle ring (21) are close to each other, through-hole (215), two have been seted up on connecting block (214) on semicircle ring (21) are connected through bolt fit nut.

3. The sewer reinforced concrete drain pipe of claim 1, wherein: a plurality of connecting rods (114) are fixedly connected between the inner pipeline (112) and the outer pipeline (111).

4. The sewer reinforced concrete drain pipe of claim 1, wherein: the outer pipeline (111) and the inner pipeline (112) are made of plastic materials.

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