CN221323592U - Crystallization-proof drainage blind pipe - Google Patents
Crystallization-proof drainage blind pipe Download PDFInfo
- Publication number
- CN221323592U CN221323592U CN202323043626.4U CN202323043626U CN221323592U CN 221323592 U CN221323592 U CN 221323592U CN 202323043626 U CN202323043626 U CN 202323043626U CN 221323592 U CN221323592 U CN 221323592U
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- double
- pipe
- wall corrugated
- corrugated pipe
- cross
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- 239000004033 plastic Substances 0.000 claims abstract description 54
- 229920003023 plastic Polymers 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000002425 crystallisation Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 7
- 239000003963 antioxidant agent Substances 0.000 claims description 7
- 230000003078 antioxidant effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 230000008025 crystallization Effects 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000004746 geotextile Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000013049 sediment Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000008239 natural water Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to an anti-crystallization drainage blind pipe, which comprises a double-wall corrugated pipe and a plastic blind ditch, wherein the plastic blind ditch and the double-wall corrugated pipe are arranged in the same direction, the plastic blind ditch is inserted into a pipe cavity of the double-wall corrugated pipe, a cross-shaped support body is arranged in the pipe cavity of the plastic blind ditch, and the cross-shaped support body is arranged along the axial direction of the plastic blind ditch; the two side end surfaces of the plastic blind drain are flush with the two side end surfaces of the double-wall corrugated pipe, and a fixing mechanism for fixing the plastic blind drain is respectively arranged on each side end surface of the double-wall corrugated pipe; according to the utility model, through the combination mode of the external double-wall corrugated pipe and the internal and external plastic blind ditches, the pipe cavity of the double-wall corrugated pipe is directly supported by the plastic blind ditches with high structural strength, so that the overall structural strength is greatly improved, the plastic blind ditches are not easy to deform and damage under higher pressure, and the service life of the drainage blind pipe is greatly prolonged. And the mode of splicing and combining is connected through the fixing mechanism, so that the assembly production is convenient, the production is good, and the conversion is good.
Description
Technical Field
The utility model relates to the technical field of water supply and drainage, in particular to a crystallization-proof drainage blind pipe.
Background
The drainage blind pipe is widely applied to industries such as municipal drainage, sewage treatment and the like, is commonly buried and paved, and the corrugated pipe is used for the drainage blind pipe buried and paved. The existing drainage blind pipe is of a single-pipe structure, and the pipe wall of the existing drainage blind pipe is subjected to larger pressure for a long time when the existing drainage blind pipe is buried and paved for use, and the corrugated pipe is easy to deform and damage under higher pressure due to the fact that the structural strength of the corrugated pipe is lower and the corrugated pipe is designed for the single pipe, so that the normal use of the drainage blind pipe is affected.
Through inquiry in order to improve drainage blind pipe compressive strength, the patent application number 2020200600425 appears, and the patent name is "a crystallization drainage blind pipe is prevented to pipe wall strenghthened type" patent application, including interior drainage blind pipe, the fixed cover in periphery of interior drainage blind pipe is equipped with outer drainage blind pipe, is provided with the elastic layer between interior drainage blind pipe and the outer drainage blind pipe, and the elastic layer includes the compression spring of a plurality of radial settings along interior drainage blind pipe, and compression spring length one end is fixed with interior drainage blind pipe, and the other end is fixed with outer drainage blind pipe. Application number 2020200600425 adopts the combination mode of sleeving the inner blind pipe and the outer blind pipe in order to improve the compressive strength of the drainage blind pipe, and the structural mode can improve the compressive strength of the drainage blind pipe to a certain extent, but the inner and outer pipe combination is connected through an elastic layer, and soft connection can be formed between the inner pipe and the outer pipe through the elastic layer, so that the effect of improving the compressive strength is not ideal. Meanwhile, the elastic layer is composed of a plurality of compression springs, the length of the drainage blind pipe is generally longer, the combination form has larger processing difficulty in the actual production process, and batch conversion is difficult to realize.
Based on the technical problems, the inventor starts from the practical production, improves the existing drainage blind pipe based on the principles of good production and good conversion, and provides a pressure-resistant and crystallization-resistant drainage blind pipe.
Disclosure of utility model
The utility model provides a crystallization-preventing drainage blind pipe aiming at the defects of the prior art.
The utility model is realized by the following technical scheme that the crystallization-proof drainage blind pipe comprises a double-wall corrugated pipe and a plastic blind ditch, wherein the plastic blind ditch and the double-wall corrugated pipe are arranged in the same direction, the plastic blind ditch is inserted into a pipe cavity of the double-wall corrugated pipe, a cross-shaped support body is arranged in the pipe cavity of the plastic blind ditch, and the cross-shaped support body is arranged along the axial direction of the plastic blind ditch; the two side end surfaces of the plastic blind drain are flush with the two side end surfaces of the double-wall corrugated pipe, and a fixing mechanism for fixing the plastic blind drain is respectively arranged on each side end surface of the double-wall corrugated pipe; the alkali-resistant antioxidant coating is sprayed on the outer wall of the double-wall corrugated pipe, the natural water environment in China is most alkaline, and the alkali-resistant antioxidant coating can effectively inhibit the adsorption of alkaline substances on the surface of the double-wall corrugated pipe, so that the crystallization is reduced. The plastic blind ditch is of a three-dimensional net-shaped structure, and has the advantages of good water collection, large void ratio, good drainage, strong pressure resistance, good pressure resistance and the like. Through the combination mode of the external double-wall corrugated pipe and the inner and outer sleeves of the built-in plastic blind drain, the integral structural strength is greatly improved, deformation and damage are not easy to occur under higher pressure, and the service life of the drainage blind drain is greatly prolonged.
Preferably, the fixing mechanism comprises a connecting ring which is attached to the end face of the double-wall corrugated pipe, a connecting sleeve is arranged on the periphery of the connecting ring, the connecting sleeve is sleeved on the outer pipe wall of the double-wall corrugated pipe, and the connecting sleeve and the double-wall corrugated pipe are fixed through a connecting piece.
Preferably, a cross-shaped connecting plate is arranged at the central hole of the connecting ring, the cross-shaped connecting plate is opposite to the cross-shaped supporting body, each edge of the cross-shaped connecting plate is vertically and fixedly connected with an inserting rod, each edge of the cross-shaped supporting body is provided with a positioning slot, and each inserting rod is correspondingly inserted into one positioning slot.
Preferably, the connecting ring, the connecting sleeve, the inserted link and the cross-shaped connecting plate are all made of polyethylene, and the connecting ring, the connecting sleeve, the inserted link and the cross-shaped connecting plate are of an injection molding integrated structure.
Preferably, the cross-shaped supporting body and the plastic blind ditch are of an integral structure formed by extrusion molding of an extruder.
Preferably, the connecting piece is a screw, and the connecting sleeve is fixed with the double-wall corrugated pipe through the screw.
Preferably, the double-wall corrugated pipe is in clearance fit with the plastic blind ditch, the plastic blind ditch directly supports the pipe cavity of the double-wall corrugated pipe, and the compressive strength is improved.
Preferably, water permeable holes are formed in the pipe wall of the double-wall corrugated pipe, and the opening rate of the water permeable holes is 25-40% so as to maintain the water collecting and draining properties of the drainage blind pipe.
Preferably, the outer wall of the double-wall corrugated pipe is coated with a filter layer, the filter layer is geotextile, and the filter layer can block most of sediment in water seepage so as to reduce sediment blocking the double-wall corrugated pipe.
The beneficial effects of the utility model are as follows:
1. According to the application, through the combination mode of the external double-wall corrugated pipe and the internal and external plastic blind ditches, the pipe cavity of the double-wall corrugated pipe is directly supported by the plastic blind ditches with high structural strength, so that the overall structural strength is greatly improved, the plastic blind ditches are not easy to deform and damage under higher pressure, and the service life of the drainage blind pipe is greatly prolonged. And the mode of splicing and combining is connected through the fixing mechanism, so that the assembly production is convenient, the production is good, and the conversion is good.
2. The alkali-resistant antioxidant coating is sprayed on the outer wall of the double-wall corrugated pipe, the natural water environment in China is most alkaline, and the alkali-resistant antioxidant coating can effectively inhibit the adsorption of alkaline substances on the surface of the double-wall corrugated pipe, so that the crystallization is reduced.
Drawings
FIG. 1 is a schematic diagram of an end face structure of a plastic blind ditch according to the utility model;
FIG. 2 is a front view of the plastic blind drain of the present utility model;
FIG. 3 is a front view of a double wall bellows of the present utility model;
FIG. 4 is a schematic diagram of the end face structure of the connection relationship between the plastic blind drain and the double-wall corrugated pipe;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a general sectional view of the present utility model;
FIG. 7 is a front view of the securing mechanism of the present utility model;
the figure shows:
1. The plastic blind ditch comprises a plastic blind ditch body, a cross-shaped supporting body, a positioning slot, a double-wall corrugated pipe, a water permeable hole, a filtering layer, a connecting sleeve, a connecting ring, a connecting rod, a screw, a cross-shaped connecting plate, a connecting hole and a central hole.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1-7, the utility model comprises a double-wall corrugated pipe 4 and a plastic blind ditch 1, wherein the plastic blind ditch 1 and the double-wall corrugated pipe 4 are arranged in the same direction, the plastic blind ditch 1 is inserted into a pipe cavity of the double-wall corrugated pipe 4, a cross-shaped support body 2 is arranged in the pipe cavity of the plastic blind ditch 1, and the cross-shaped support body 2 is arranged along the axial direction of the plastic blind ditch 1. The two side end surfaces of the plastic blind drain 1 are flush with the two side end surfaces of the double-wall corrugated pipe 4, and a fixing mechanism for fixing the plastic blind drain 1 is respectively arranged on each side end surface of the double-wall corrugated pipe 4. The outer wall of the double-wall corrugated pipe 4 is sprayed with an alkali-resistant antioxidant coating, the natural water environment in China is most alkaline, and the alkali-resistant antioxidant coating can effectively inhibit the adsorption of alkaline substances on the surface of the double-wall corrugated pipe 4, so that the crystallization is reduced.
The plastic blind ditch 1 is of a three-dimensional net-shaped structure and has the advantages of good water collection, large void ratio, good drainage, strong pressure resistance, good pressure resistance and the like. Through the combination mode of the external double-wall corrugated pipe 4 and the internal and external sleeves of the internal plastic blind drain 1, the overall structural strength is greatly improved, deformation and damage are not easy to occur under higher pressure, and the service life of the drainage blind drain is greatly prolonged.
The fixing mechanism comprises a connecting ring 8 which is attached to the end face of the double-wall corrugated pipe 4, a connecting sleeve 7 is arranged on the periphery of the connecting ring 8, the connecting sleeve 7 is sleeved on the outer pipe wall of the double-wall corrugated pipe 4, and the connecting sleeve 7 and the double-wall corrugated pipe 4 are fixed through a connecting piece. The center hole 12 of the connecting ring 8 is provided with a cross-shaped connecting plate 11, the cross-shaped connecting plate 11 is opposite to the cross-shaped supporting body 2, each edge of the cross-shaped connecting plate 11 is respectively and vertically fixedly connected with an inserting rod 9, each edge of the cross-shaped supporting body 2 is respectively provided with a positioning slot 3, and each inserting rod 9 is respectively and correspondingly inserted into one positioning slot 3.
In this embodiment, the connecting ring 8, the connecting sleeve 7, the insert rod 9 and the cross-shaped connecting plate 11 are all made of polyethylene, and the connecting ring 8, the connecting sleeve 7, the insert rod 9 and the cross-shaped connecting plate 11 are of an injection-molded integrated structure.
In the embodiment, the cross-shaped support body 2 and the plastic blind ditch 1 are of an integral structure formed by extrusion molding of an extruder.
In this embodiment, the connecting member is a screw 10, and the connecting sleeve 7 and the double-wall corrugated tube 4 are fixed by the screw 10.
In the embodiment, the double-wall corrugated pipe 4 is in clearance fit with the plastic blind ditch 1, and the plastic blind ditch 1 directly supports the pipe cavity of the double-wall corrugated pipe 4, so that the compressive strength is improved.
In this embodiment, the wall of the double-wall corrugated pipe 4 is provided with water permeable holes 5, and the opening ratio of the water permeable holes 5 is between 25% and 40%, so as to maintain the water collecting and draining properties of the drainage blind pipe.
In this embodiment, the outer wall of the double-wall corrugated pipe 4 is coated with the filter layer 6, the filter layer 6 is geotextile, and the filter layer 6 can block most of the sediment in the water seepage so as to reduce the sediment blocking the double-wall corrugated pipe 4.
When the double-wall corrugated pipe is assembled, the double-wall corrugated pipe 4 and the plastic blind drain 1 are sleeved together, and then the double-wall corrugated pipe 4 and the plastic blind drain 1 are fixed together through the fixing mechanisms at the two ends.
According to the application, through the combination mode of the external double-wall corrugated pipe 4 and the internal plastic blind ditch 1, the pipe cavity of the double-wall corrugated pipe 4 is directly supported by the plastic blind ditch 1 with high structural strength, so that the integral structural strength is greatly improved, the deformation and damage are not easy to occur under higher pressure, and the service life of the drainage blind pipe is greatly prolonged. And the mode of splicing and combining is connected through the fixing mechanism, so that the assembly production is convenient, the production is good, and the conversion is good.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (9)
1. Prevent crystallization drainage blind pipe, its characterized in that: the plastic blind ditch and the double-wall corrugated pipe are arranged in the same direction, the plastic blind ditch is inserted into a pipe cavity of the double-wall corrugated pipe, a cross-shaped supporting body is arranged in the pipe cavity of the plastic blind ditch, and the cross-shaped supporting body is arranged along the axial direction of the plastic blind ditch; the two side end surfaces of the plastic blind drain are flush with the two side end surfaces of the double-wall corrugated pipe, and a fixing mechanism for fixing the plastic blind drain is respectively arranged on each side end surface of the double-wall corrugated pipe; and spraying an alkali-resistant antioxidant coating on the outer wall of the double-wall corrugated pipe.
2. The crystallization-preventing drainage blind pipe according to claim 1, wherein: the fixing mechanism comprises a connecting ring which is attached to the end face of the double-wall corrugated pipe, a connecting sleeve is arranged on the periphery of the connecting ring and sleeved on the outer pipe wall of the double-wall corrugated pipe, and the connecting sleeve and the double-wall corrugated pipe are fixed through a connecting piece.
3. The crystallization-preventing drainage blind pipe according to claim 2, wherein: the connecting ring is provided with a cross-shaped connecting plate at the central hole, the cross-shaped connecting plate is opposite to the cross-shaped supporting body, each edge of the cross-shaped connecting plate is respectively and vertically fixedly connected with an inserting rod, each edge of the cross-shaped supporting body is respectively provided with a positioning slot, and each inserting rod is respectively and correspondingly inserted into one positioning slot.
4. A crystallization-preventing drainage blind pipe according to claim 3, wherein: the connecting ring, the connecting sleeve, the inserted link and the cross-shaped connecting plate are all made of polyethylene, and the connecting ring, the connecting sleeve, the inserted link and the cross-shaped connecting plate are of an injection molding integrated structure.
5. The crystallization-preventing drainage blind pipe according to claim 1, wherein: the cross-shaped supporting body and the plastic blind ditch are of an integral structure formed by extrusion molding of an extruder.
6. The crystallization-preventing drainage blind pipe according to claim 2, wherein: the connecting piece is a screw, and the connecting sleeve is fixed with the double-wall corrugated pipe through the screw.
7. The crystallization-preventing drainage blind pipe according to claim 1, wherein: the double-wall corrugated pipe is in clearance fit with the plastic blind drain.
8. The crystallization-preventing drainage blind pipe according to claim 1, wherein: and water permeable holes are formed in the wall of the double-wall corrugated pipe.
9. The crystallization-preventing drainage blind pipe according to claim 1, wherein: and a filter layer is coated on the outer wall of the double-wall corrugated pipe, and the filter layer is geotextile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043626.4U CN221323592U (en) | 2023-11-11 | 2023-11-11 | Crystallization-proof drainage blind pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043626.4U CN221323592U (en) | 2023-11-11 | 2023-11-11 | Crystallization-proof drainage blind pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221323592U true CN221323592U (en) | 2024-07-12 |
Family
ID=91800766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043626.4U Active CN221323592U (en) | 2023-11-11 | 2023-11-11 | Crystallization-proof drainage blind pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221323592U (en) |
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2023
- 2023-11-11 CN CN202323043626.4U patent/CN221323592U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |