CN113915421A - Drainage pipeline - Google Patents

Abstract

The invention discloses a drainage pipeline, and relates to the technical field of pipeline production. The drainage pipeline comprises an outer pipe, a concrete layer and an inner pipe assembly. The outer pipe sleeve is arranged outside the inner pipe assembly, the concrete layer is arranged between the outer pipe and the inner pipe assembly, the concrete layer is used for fixing the relative positions of the outer pipe and the inner pipe assembly, the inner pipe assembly comprises a plurality of inner pipes, a first clamping structure is arranged at one end of each inner pipe, a second clamping structure is arranged at the other end of each inner pipe, and the first clamping structure of one inner pipe is clamped with the second clamping structure of the adjacent inner pipe. Compared with the prior art, the drainage pipeline provided by the invention adopts the inner pipe assembly connected with the outer pipe through the concrete layer and the first clamping structure and the second clamping structure which are mutually clamped, so that the inner pipe can be installed and fixed in a segmented manner, the field space required by construction is reduced, the operation is convenient, the production efficiency is improved, and the labor cost is reduced.

Description

Drainage pipeline

Technical Field

The invention relates to the technical field of pipeline production, in particular to a drainage pipeline.

Background

At present, in order to facilitate the discharge of urban sewage and prevent the occurrence of waterlogging disasters, drainage pipelines are usually densely distributed in the city underground during municipal construction. The drainage pipeline is generally divided into an outer pipe and an inner pipe, the outer pipe is sleeved outside the inner pipe to shield and protect the inner pipe, and the inner pipe is used for drainage. However, the existing inner pipe is usually integrally formed, and the length of the inner pipe is the same as that of the outer pipe, so that the whole inner pipe needs to be stretched into the outer pipe when the drainage pipeline is produced, the site space required by construction is large, operation is inconvenient, the production efficiency is low, and the labor cost is high.

In view of the above, it is important to design and manufacture a drainage pipeline which is convenient to produce, especially in pipeline production.

Disclosure of Invention

The invention aims to provide a drainage pipeline which can realize the sectional installation and fixation of an inner pipe, reduce the field space required by construction, facilitate operation, improve the production efficiency and reduce the labor cost.

The invention is realized by adopting the following technical scheme.

The utility model provides a drainage pipeline, includes outer tube, concrete layer and inner tube subassembly, outside the inner tube subassembly was located to the outer pipe box, concrete layer set up between outer tube and inner tube subassembly, concrete layer was used for the relative position of fixed outer tube and inner tube subassembly, and the inner tube subassembly includes a plurality of inner tubes, and the one end of inner tube is provided with first joint structure, and the other end is provided with second joint structure, the first joint structure of an inner tube and the second joint structure joint of an adjacent inner tube.

Optionally, the first clamping structure is a clamping table, the second clamping structure is a clamping groove, and the clamping table of one inner tube is clamped with the clamping groove of an adjacent inner tube.

Optionally, the inner tube is provided with a first end face and a second end face, the clamping platform is arranged on the first end face and extends along the axial direction of the inner tube, and the clamping groove is arranged on the second end face.

Optionally, the inner pipe includes a main pipe section, a first extension pipe section and a second extension pipe section, the first extension pipe section and the second extension pipe section are connected to two ends of the main pipe section, the clamping table is disposed on the first extension pipe section and extends along a radial direction of the inner pipe, and the clamping groove is disposed on the second extension pipe section.

Optionally, the diameter of the first extension tube section is smaller than the diameter of the second extension tube section.

Optionally, the second extension pipe section is provided with a lapping part, the main body pipe section is provided with a limiting groove, and the lapping part of one inner pipe is matched with the limiting groove of an adjacent inner pipe.

Optionally, the bottom wall of the limiting groove is provided with a clamping groove, the overlapping part is provided with a buckle, and the buckle of one inner pipe is clamped with the clamping groove of an adjacent inner pipe.

Optionally, a sealant is disposed between the first clamping structure and the second clamping structure.

Optionally, the first clamping structure and the second clamping structure are both arranged annularly.

Optionally, the drainage pipeline further comprises a wound reinforcement strip, the wound reinforcement strip is spirally wound outside the inner pipe assembly, and the concrete layer is arranged on one side of the wound reinforcement strip away from the inner pipe assembly.

The drainage pipeline provided by the invention has the following beneficial effects:

according to the drainage pipeline provided by the invention, the outer pipe is sleeved outside the inner pipe assembly, the concrete layer is arranged between the outer pipe and the inner pipe assembly and used for fixing the relative positions of the outer pipe and the inner pipe assembly, the inner pipe assembly comprises a plurality of inner pipes, one end of each inner pipe is provided with the first clamping structure, the other end of each inner pipe is provided with the second clamping structure, and the first clamping structure of one inner pipe is clamped with the second clamping structure of the adjacent inner pipe. Compared with the prior art, the drainage pipeline provided by the invention adopts the inner pipe assembly connected with the outer pipe through the concrete layer and the first clamping structure and the second clamping structure which are mutually clamped, so that the inner pipe can be installed and fixed in a segmented manner, the field space required by construction is reduced, the operation is convenient, the production efficiency is improved, and the labor cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a cross-sectional view of a drain pipe at a perspective view according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of the drainpipe from another perspective provided by the first embodiment of the present invention;

FIG. 3 is a sectional view of an inner pipe of a drainpipe according to a first embodiment of the present invention;

FIG. 4 is a sectional view of an inner pipe of a drainpipe according to a second embodiment of the present invention.

Icon: 100-a drainage pipeline; 110-an outer tube; 120-concrete layer; 130-an inner tube assembly; 131-an inner tube; 132-a first clamping structure; 1321-card station; 133-a second snap-fit structure; 1331-card slot; 134-a first end face; 135-a second end face; 136-a body tube section; 1361-limit groove; 1362-snap groove; 137-a first extension tube section; 138-a second extension tube segment; 1381-a lap joint; 1382-fastener; 140-winding reinforcing tape.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally put in use of products of the present invention, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the invention are described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

First embodiment

Referring to fig. 1 and fig. 2, a drainage pipeline 100 for performing a drainage operation is provided in an embodiment of the present invention. It can realize that the segmentation installation of inner tube 131 is fixed, reduces the required place space of construction, and the operation of being convenient for improves production efficiency, reduces the human cost.

The drainage pipeline 100 includes an outer pipe 110, a concrete layer 120, an inner pipe assembly 130, and a wound reinforcement strip 140. The outer pipe 110 is sleeved outside the inner pipe assembly 130, the concrete layer 120 is arranged between the outer pipe 110 and the inner pipe assembly 130, the outer pipe 110 is fixedly connected with the inner pipe assembly 130 through the concrete layer 120, and the concrete layer 120 is used for fixing the relative positions of the outer pipe 110 and the inner pipe assembly 130. The wound reinforcing band 140 is spirally wound around the inner pipe assembly 130, and the concrete layer 120 is disposed on a side of the wound reinforcing band 140 away from the inner pipe assembly 130. The outer pipe 110 is used for external protection to prevent the drain pipe 100 from being corroded or damaged; the concrete layer 120 is used for filling a gap between the outer pipe 110 and the inner pipe assembly 130, so as to ensure that the connection between the outer pipe 110 and the inner pipe assembly 130 is stable and reliable; the winding reinforcing belt 140 is used for improving the strength and the pressure bearing capacity of the inner pipe assembly 130 and prolonging the service life of the inner pipe assembly 130; the inner pipe assembly 130 is used for performing a drainage work.

The inner tube assembly 130 includes a plurality of inner tubes 131. One end of the inner tube 131 is provided with a first clamping structure 132, the other end of the inner tube 131 is provided with a second clamping structure 133, the first clamping structure 132 of one inner tube 131 is clamped with the second clamping structure 133 of an adjacent inner tube 131 to fix the relative positions of the two adjacent inner tubes 131, so that relative movement between the inner tubes 131 is prevented, and the inner tubes 131 are combined to form a whole. Specifically, the plurality of inner tubes 131 are coaxially arranged and sequentially spliced, and the winding reinforcing tape 140 is wound outside the plurality of inner tubes 131 to improve the connection strength of the plurality of inner tubes 131.

In the production process of the drainage pipeline 100, a plurality of inner pipes 131 are sequentially inserted into the outer pipe 110, and are clamped and fixed in the outer pipe 110 to form an inner pipe assembly 130; subsequently, a winding reinforcing band 140 is wound outside the inner pipe assembly 130 to improve the strength of the inner pipe assembly 130; and finally, pouring concrete between the inner pipe assembly 130 and the outer pipe 110, and forming a concrete layer 120 after the concrete is solidified so as to fix the relative positions of the outer pipe 110 and the inner pipe assembly 130, thereby completing the production of the drainage pipeline 100. So, a plurality of inner tubes 131 segmentation are stretched into outer tube 110 and are installed fixedly, and the inner tube 131 length of stretching into outer tube 110 at every turn is less, and all can reduce the required place space of construction, the operation of being convenient for improves production efficiency, reduces the human cost.

Referring to fig. 3, in the present embodiment, the first clamping structure 132 is a clamping platform 1321, the second clamping structure 133 is a clamping groove 1331, and the clamping platform 1321 of one inner tube 131 is clamped with the clamping groove 1331 of an adjacent inner tube 131 to fix the relative position of the two adjacent inner tubes 131, and the operation is convenient and the connection efficiency of the inner tubes 131 is high.

In this embodiment, the inner tube 131 is provided with a first end surface 134 and a second end surface 135, the locking platform 1321 is provided on the first end surface 134 and extends along the axial direction of the inner tube 131, and the locking slot 1331 is provided on the second end surface 135. Specifically, in the process of connecting two adjacent inner tubes 131, the two inner tubes 131 are axially close to each other until the first end surface 134 of one inner tube 131 is attached to the second end surface 135 of the adjacent inner tube 131, and in this process, the clamping table 1321 extends into the clamping groove 1331 and is matched with the clamping groove 1331 to clamp the two adjacent inner tubes 131.

It is worth noting that sealant is arranged between the first clamping structure 132 and the second clamping structure 133, and the sealant can bond and fix the first clamping structure 132 and the second clamping structure 133, so as to further improve the connection strength of the two adjacent inner tubes 131 and prevent relative displacement between the inner tubes 131.

Specifically, the sealant is disposed at an end of the clamping platform 1321 away from the inner tube 131. Before the two adjacent inner pipes 131 are clamped, a layer of sealant is coated on the clamping table 1321; then clamping the clamping platform 1321 of one inner tube 131 with the clamping groove 1331 of the adjacent inner tube 131, so that the sealant is adhered between the clamping platform 1321 and the bottom wall of the clamping groove 1331; when the sealant is solidified, the first clamping structure 132 and the second clamping structure 133 can be adhesively fixed, so as to further improve the connection strength of two adjacent inner tubes 131.

In this embodiment, the first clamping structure 132 and the second clamping structure 133 are both disposed annularly, that is, the clamping platform 1321 is disposed annularly, and the clamping groove 1331 is an annular groove, so as to improve the stability of clamping. However, the number of the first clamping structures 132 and the second clamping structures 133 is multiple, in other embodiments, the multiple first clamping structures 132 are disposed on the first end surface 134 of the inner tube 131 in an annular array, the multiple second clamping structures 133 are disposed on the second end surface 135 of the inner tube 131 in an annular array, and each first clamping structure 132 is clamped with one second clamping structure 133, which can also achieve stable clamping of two adjacent inner tubes 131.

In the drainage pipeline 100 provided by the embodiment of the invention, the outer pipe 110 is sleeved outside the inner pipe assembly 130, the concrete layer 120 is arranged between the outer pipe 110 and the inner pipe assembly 130, the concrete layer 120 is used for fixing the relative positions of the outer pipe 110 and the inner pipe assembly 130, the inner pipe assembly 130 comprises a plurality of inner pipes 131, one end of each inner pipe 131 is provided with a first clamping structure 132, the other end of each inner pipe 131 is provided with a second clamping structure 133, and the first clamping structure 132 of one inner pipe 131 is clamped with the second clamping structure 133 of the adjacent inner pipe 131. Compared with the prior art, the drainage pipeline 100 provided by the invention adopts the inner pipe assembly 130 connected with the outer pipe 110 through the concrete layer 120 and the first clamping structure 132 and the second clamping structure 133 which are clamped with each other, so that the segmented installation and fixation of the inner pipe 131 can be realized, the field space required by construction is reduced, the operation is convenient, the production efficiency is improved, and the labor cost is reduced.

Second embodiment

Referring to fig. 4, an embodiment of the present invention provides a drainage pipeline 100, which is different from the first embodiment in that the first clamping structure 132 and the second clamping structure 133 are disposed at different positions.

In this embodiment, the inner tube 131 includes a body tube section 136, a first extension tube section 137, and a second extension tube section 138. The first extension pipe segment 137 and the second extension pipe segment 138 are connected to opposite ends of the main body pipe segment 136, and the first extension pipe segment 137, the main body pipe segment 136 and the second extension pipe segment 138 are integrally formed to improve the connection strength. The locking platform 1321 is disposed on the first extension pipe segment 137 and extends along the radial direction of the inner pipe 131, and the locking groove 1331 is disposed on the second extension pipe segment 138. Specifically, in the process of connecting two adjacent inner tubes 131, the two inner tubes 131 are firstly drawn together along the axial direction thereof, and then the clamping table 1321 is clamped into the clamping groove 1331 along the radial direction of the inner tubes 131, so as to realize clamping connection of the two adjacent inner tubes 131.

It should be noted that, the diameter of the first extending pipe segment 137 is smaller than the diameter of the second extending pipe segment 138, when the two adjacent inner pipes 131 are completely clamped, the second extending pipe segment 138 of one inner pipe 131 is disposed outside the first extending pipe segment 137 of the adjacent inner pipe 131, and a gap of a broken line is formed between the first extending pipe segment 137 and the second extending pipe segment 138, so as to improve the sealing performance between the two adjacent inner pipes 131 and prevent water leakage.

In this embodiment, the second extending pipe section 138 is provided with a lapping part 1381, the main body pipe section 136 is provided with a limiting groove 1361, and the lapping part 1381 of one inner pipe 131 is matched with the limiting groove 1361 of the adjacent inner pipe 131 to further improve the sealing performance between the two adjacent inner pipes 131.

In this embodiment, the bottom wall of the limiting groove 1361 is provided with a clamping groove 1362, the overlapping part 1381 is provided with a buckle 1382, and the buckle 1382 of one inner tube 131 is clamped with the clamping groove 1362 of an adjacent inner tube 131 to further fix the relative position of the two adjacent inner tubes 131 and prevent the two adjacent inner tubes 131 from generating relative displacement.

The beneficial effects of the drainage pipeline 100 provided by the embodiment of the invention are the same as those of the first embodiment, and are not described herein again.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a drainage pipeline, its characterized in that, includes outer tube, concrete layer and inner tube subassembly, the outer pipe box is located outside the inner tube subassembly, concrete layer set up in the outer tube with between the inner tube subassembly, concrete layer is used for fixing the outer tube with the relative position of inner tube subassembly, the inner tube subassembly includes a plurality of inner tubes, the one end of inner tube is provided with first joint structure, and the other end is provided with second joint structure, one the inner tube first joint structure and adjacent one the inner tube the second joint structure joint.

2. The drainage pipeline according to claim 1, wherein the first clamping structure is a clamping table, the second clamping structure is a clamping groove, and the clamping table of one inner pipe is clamped with the clamping groove of an adjacent inner pipe.

3. The drainage pipeline according to claim 2, wherein the inner pipe is oppositely provided with a first end surface and a second end surface, the clamping platform is arranged on the first end surface and extends along the axial direction of the inner pipe, and the clamping groove is arranged on the second end surface.

4. The drainage pipeline according to claim 2, wherein the inner pipe comprises a main body pipe section, a first extension pipe section and a second extension pipe section, the first extension pipe section and the second extension pipe section are oppositely connected to two ends of the main body pipe section, the clamping table is arranged on the first extension pipe section and extends along the radial direction of the inner pipe, and the clamping groove is arranged on the second extension pipe section.

5. A drainage pipeline according to claim 4 wherein the diameter of the first extension pipe section is smaller than the diameter of the second extension pipe section.

6. The drainpipe line of claim 5, wherein the second extension pipe section is provided with a lap joint portion, the main body pipe section is provided with a stopper groove, and the lap joint portion of one of the inner pipes is engaged with the stopper groove of an adjacent one of the inner pipes.

7. The drainage pipeline according to claim 6, wherein the bottom wall of the limiting groove is provided with a clamping groove, the overlapping part is provided with a buckle, and the buckle of one inner pipe is clamped with the clamping groove of an adjacent inner pipe.

8. The drain pipe of claim 1, wherein a sealant is disposed between the first clamping structure and the second clamping structure.

9. The drain pipe of claim 1, wherein the first clamping structure and the second clamping structure are both annularly arranged.

10. The drainpipe of claim 1, further comprising a wrapped reinforcement strip helically wrapped around the inner pipe assembly, wherein the concrete layer is disposed on a side of the wrapped reinforcement strip away from the inner pipe assembly.

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