CN213014565U - Environment-friendly PVC-U (polyvinyl chloride-U) impact-resistant drainage device - Google Patents
Environment-friendly PVC-U (polyvinyl chloride-U) impact-resistant drainage device Download PDFInfo
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- CN213014565U CN213014565U CN202021575225.7U CN202021575225U CN213014565U CN 213014565 U CN213014565 U CN 213014565U CN 202021575225 U CN202021575225 U CN 202021575225U CN 213014565 U CN213014565 U CN 213014565U
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Abstract
The utility model belongs to an environmental protection PVC-U drainage device that shocks resistance, including pre-buried case and PVC-U pipeline, pre-buried case with be provided with fixed knot between the PVC-U and construct, fixed knot constructs, mainly includes: base, supporting part and closed top, the base sets up pre-buried incasement bottom surface, the supporting part sets up pre-buried incasement side surface, closed top sets up pre-buried case upper end, the utility model discloses can place the pre-buried case in advance into the underground, then carry out the piping erection, it is safer convenient than the direct mount pipeline, have fine shock resistance, prolong the life of pipeline, conveniently repair the change.
Description
Technical Field
The utility model belongs to the technical field of a PVC-U pipeline protection, especially, relate to an environmental protection PVC-U drainage device that shocks resistance.
Background
The PVC-U pipeline is produced with sanitary polyvinyl chloride (PVC) resin as main material and proper amount of stabilizer, lubricant, stuffing, coloring agent, etc. and through extrusion in plastic extruder, injection in injection molding machine, cooling, solidification, setting, inspection, packing and other steps. The cast iron pipe has the advantages of excellent physicochemical property, chemical corrosion resistance, high impact strength, small fluid resistance, 30 percent of flow increase compared with a cast iron pipe with the same caliber, aging resistance, long service life, service life not less than 50 years, and is an ideal material for building water supply and drainage, but does not have the impact resistance effect, when the ground generates gravity to cause sinking, the pipe is easy to be extruded and cracked, and the maintenance and the replacement are troublesome, so the problem is improved in the text.
SUMMERY OF THE UTILITY MODEL
In order to achieve the purpose, the utility model adopts the technical scheme that the utility model provides an environment-friendly PVC-U impact-resistant drainage device, which comprises a pre-buried box and a PVC-U pipeline, wherein a fixed structure is arranged between the pre-buried box and the PVC-U;
the fixing structure mainly comprises: the base, the supporting part and the seal top part;
the base is arranged on the inner bottom surface of the embedded box, the supporting part is arranged on the inner side surface of the embedded box, and the sealing top part is arranged at the upper end of the embedded box.
Preferably, the support portion mainly includes: the connecting block, the supporting plate and the first spring;
the connecting blocks are respectively arranged on the side surface of the embedded box and the side surface of the supporting plate, the supporting plate is rotationally connected through a pin shaft between the connecting blocks, and the first spring is connected between the supporting plate and the inner side surface of the embedded box.
Preferably, the capping part mainly comprises: the support block, the upper cover, the thread groove, the counter bore, the bolt, the connecting rod, the sleeve, the inner groove, the second spring and the pressure plate;
the supporting block is arranged at the upper end of the inner side surface of the embedded box, the upper cover is placed on the supporting block, the thread groove is formed in the upper surface of the supporting block, the counter bore is formed in the upper surface of the upper cover, the bolt penetrates through the counter bore to be screwed and connected in the thread groove, the connecting rod is arranged on the bottom surface of the upper cover, the sleeve is movably sleeved on the connecting rod, the inner groove is formed in the lower end of the connecting rod, the second spring is connected between the inner groove and the sleeve, and the pressing plate is arranged at the lower end of the sleeve.
Preferably, the base and the surface of the supporting plate are both arc transition structures.
Preferably, the surface of the supporting plate is provided with a rubber pad.
Compared with the prior art, the utility model has the advantages of the utility model discloses an it lies in with positive effect, can place into the underground with pre-buried case in advance, then carry out the piping erection, it is safer convenient than the direct mount pipeline, have fine shock resistance, the life of extension pipeline, the change is conveniently repaired.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural diagram of an environmentally friendly PVC-U impact-resistant drainage device according to this embodiment;
FIG. 2 is a cross-sectional side view of an environmentally friendly PVC-U impact resistant drainage device according to the present embodiment;
FIG. 3 is a partial enlarged view of a thread groove portion of an environmentally friendly PVC-U impact-resistant drainage device provided by the present embodiment;
in the above figures, 1, a pre-buried tank; 2. PVC-U pipes; 3. a base; 4. connecting blocks; 5. a support plate; 6. a first spring; 7. a support block; 8. an upper cover; 9. a thread groove; 10. a countersunk hole; 11. a bolt; 12. a connecting rod; 13. a sleeve; 14. an inner tank; 15. a second spring; 16. pressing a plate; 17. a rubber pad.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as can be seen from the attached figures 1-3 of the specification, the scheme comprises a pre-buried box 1 and a PVC-U pipeline 2, wherein a fixed structure is arranged between the pre-buried box 1 and the PVC-U;
the fixing structure mainly comprises: a base 3, a support portion and a seal top portion;
the base 3 is arranged on the inner bottom surface of the embedded box 1, the supporting part is arranged on the inner side surface of the embedded box 1, and the seal top part is arranged at the upper end of the embedded box 1;
the support portion mainly includes: the connecting block 4, the supporting plate 5 and the first spring 6;
the connecting blocks 4 are respectively arranged on the side surface of the embedded box 1 and the side surface of the supporting plate 5, the supporting plate 5 is rotationally connected through pin shafts between the connecting blocks 4, and the first spring 6 is connected between the supporting plate 5 and the inner side surface of the embedded box 1;
the seal top mainly comprises: the support block 7, the upper cover 8, the thread groove 9, the counter bore 10, the bolt 11, the connecting rod 12, the sleeve 13, the inner groove 14, the second spring 15 and the pressure plate 16;
the supporting block 7 is arranged at the upper end of the inner side surface of the embedded box 1, the upper cover 8 is placed on the supporting block 7, the thread groove 9 is formed in the upper surface of the supporting block 7, the counter bore 10 is formed in the upper surface of the upper cover 8, the bolt 11 penetrates through the counter bore 10 and is screwed and connected into the thread groove 9, the connecting rod 12 is arranged at the bottom surface of the upper cover 8, the sleeve 13 is movably sleeved on the connecting rod 12, the inner groove 14 is formed in the lower end of the connecting rod 12, the second spring 15 is connected between the inner groove 14 and the sleeve 13, and the pressing plate 16 is arranged at the lower end of the sleeve 13;
the base 3 with the layer board 5 surface is the excessive structure of arc, layer board 5 surface is provided with rubber mat 17.
When in specific use: firstly, a pre-buried box 1 is placed in a pit dug in the ground, the side faces of the pre-buried box are completely buried, then a PVC-U pipeline 2 is placed on a base 3 in the pre-buried box 1 and is pressed downwards, a supporting plate 5 can rotate through a pin shaft joint of a connecting block 4, a rubber pad 17 on the surface of the PVC-U pipeline 2 is attached to the surface of the PVC-U pipeline, after butt joint between the pipelines is completed, an upper cover 8 covers a supporting block 7, a bolt 11 penetrates through a counter bore 10 and is screwed in a thread groove 9, and after fastening, a pressing plate 16 can press the pressing plate 16 on the PVC-U pipeline 2 through the force of a second spring 15, so that the periphery of the PVC-U pipeline can be fixed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (5)
1. An environment-friendly PVC-U impact-resistant drainage device comprises a pre-buried box (1) and a PVC-U pipeline (2), and is characterized in that a fixed structure is arranged between the pre-buried box (1) and the PVC-U;
the fixing structure mainly comprises: a base (3), a support part and a seal top part;
the base (3) is arranged on the inner bottom surface of the embedded box (1), the supporting part is arranged on the inner side surface of the embedded box (1), and the sealing top part is arranged at the upper end of the embedded box (1).
2. The environmentally friendly PVC-U impact resistant drainage device of claim 1, wherein the support portion mainly comprises: the device comprises a connecting block (4), a supporting plate (5) and a first spring (6);
the connecting blocks (4) are respectively arranged on the side surface of the embedded box (1) and the side surface of the supporting plate (5), the supporting plate (5) is rotationally connected through a pin shaft between the connecting blocks (4), and the first spring (6) is connected between the supporting plate (5) and the inner side surface of the embedded box (1).
3. The environmentally friendly PVC-U impact resistant drainage device of claim 1, wherein the capping portion mainly comprises: the device comprises a supporting block (7), an upper cover (8), a thread groove (9), a counter bore (10), a bolt (11), a connecting rod (12), a sleeve (13), an inner groove (14), a second spring (15) and a pressing plate (16);
the supporting block (7) is arranged at the upper end of the inner side surface of the embedded box (1), the upper cover (8) is placed on the supporting block (7), the thread groove (9) is formed in the upper surface of the supporting block (7), the counter bore (10) is formed in the upper surface of the upper cover (8), the bolt (11) penetrates through the counter bore (10) to be screwed and connected into the thread groove (9), the connecting rod (12) is arranged on the bottom surface of the upper cover (8), the sleeve (13) is movably sleeved on the connecting rod (12), the inner groove (14) is formed in the lower end of the connecting rod (12), the second spring (15) is connected between the inner groove (14) and the sleeve (13), and the pressing plate (16) is arranged at the lower end of the sleeve (13).
4. An environmentally friendly PVC-U impact resistant drainage device according to claim 2, wherein the surfaces of the base (3) and the supporting plate (5) are both arc transition structures.
5. An environmentally friendly PVC-U impact resistant drainage device according to claim 2, characterized in that the surface of the supporting plate (5) is provided with a rubber pad (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021575225.7U CN213014565U (en) | 2020-08-03 | 2020-08-03 | Environment-friendly PVC-U (polyvinyl chloride-U) impact-resistant drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021575225.7U CN213014565U (en) | 2020-08-03 | 2020-08-03 | Environment-friendly PVC-U (polyvinyl chloride-U) impact-resistant drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213014565U true CN213014565U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021575225.7U Active CN213014565U (en) | 2020-08-03 | 2020-08-03 | Environment-friendly PVC-U (polyvinyl chloride-U) impact-resistant drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213014565U (en) |
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2020
- 2020-08-03 CN CN202021575225.7U patent/CN213014565U/en active Active
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