CN210716401U - Internal pressure reinforced corrugated pipe - Google Patents
Internal pressure reinforced corrugated pipe Download PDFInfo
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- CN210716401U CN210716401U CN201921817233.5U CN201921817233U CN210716401U CN 210716401 U CN210716401 U CN 210716401U CN 201921817233 U CN201921817233 U CN 201921817233U CN 210716401 U CN210716401 U CN 210716401U
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Abstract
The utility model discloses an interior pressure reinforcing bellows, including the body and be located flaring section and the grafting section at body both ends respectively, the internal perisporium of flaring section is smooth outer wall for smooth inner wall, grafting section's periphery wall, flaring section internal perisporium is equipped with water expandable sealing member, works as when the grafting section injects the flaring section, the sealing member offsets with the periphery wall of grafting section and forms sealedly. The utility model has the advantages of it is following and effect: the utility model has the advantages of strong internal pressure resistance, convenient installation and zero leakage.
Description
Technical Field
The utility model relates to a tubular product field, in particular to interior pressure reinforcing bellows.
Background
The corrugated pipe has smooth and flat inner wall and corrugated outer wall, has the features of high pressure resistance, high toughness, high corrosion resistance, high wear resistance, long service life, etc. the buried corrugated pipe is used widely in municipal engineering, building, industrial and agricultural drainage, water saving irrigation, sewage treatment, etc. and is the best substitute for cement pipe, cast iron pipe and other pipe material.
The structure of the existing corrugated pipe comprises a pipe body, and a flaring section and an inserting section which are respectively positioned at two ends of the pipe body, wherein the flaring section and the inserting section are mutually inserted, so that the butt joint process between two corrugated pipes is completed. Because the outer wall of the insertion section is distributed with the corrugated convex lines, when the insertion section is butted with the flaring section, a certain assembly gap is easily generated between the insertion section and the flaring section, a better sealing effect cannot be achieved, and the corrugated pipe is easily subjected to water seepage or water leakage in the using process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a better interior pressure reinforcing bellows of leakproofness.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an interior pressure reinforcing bellows, includes the body and is located flaring section and the grafting section at body both ends respectively, the internal perisporium of flaring section is smooth outer wall for smooth inner wall, the periphery wall of grafting section, flaring section internal perisporium is equipped with water expandable sealing member, works as when the grafting section injects the flaring section, the sealing member offsets with the periphery wall of grafting section and forms sealedly.
By adopting the technical scheme, better assembly between the flaring section and the inserting section can be realized by the smooth wall, the abutting sealing between the flaring section and the sealing element and between the sealing element and the inserting section is ensured, and the structure can realize stable sealing in the assembly process. The sealing member expands after contacting with water in the pipeline, so that the sealing force between the splicing section, the sealing member and the flaring section is further improved, a better sealing effect is achieved, and leakage is prevented.
Further setting the following steps: the internal perisporium of flaring section has seted up the installation annular, the sealing member is installed in installation annular and protrusion in installation annular notch.
Through adopting above-mentioned technical scheme, the setting of installation annular supplies the sealing member installation spacing, prevents to take place the leakage phenomenon that the displacement causes because of the sealing member in the assembling process.
Further setting the following steps: the seal includes a water-swellable rubber ring.
Through adopting above-mentioned technical scheme, meet water inflation rubber circle and can take place to expand after meeting water to make flaring section and grafting section reach better sealed effect between the two.
Further setting the following steps: the end face of the inserting section is provided with a guide inclined plane which extends outwards and is gradually and inwards arranged in an inclined necking mode.
By adopting the technical scheme, the arrangement of the guide inclined plane plays a role in guiding the insertion section inserted into the flaring section, so that the insertion section can be more smoothly inserted into the flaring section, and the insertion operation between the corrugated pipes is simple and convenient.
Further setting the following steps: the periphery wall of flaring section distributes and has a plurality of strengthening ribs, the internal diameter of grafting section equals the body internal diameter.
Through adopting above-mentioned technical scheme, the setting up of strengthening rib promotes the structural strength of flaring section, makes the flaring section have stronger bearing capacity to set the internal diameter to equal mode, promote the smoothness nature that the medium flows, reduce impact and the vibration that the medium caused the bellows, thereby prolong the life of bellows.
Further setting the following steps: the pipe body includes that inner tube and cover are located the inner tube and have the bellied outer tube of annular ripple, form one between the bellied and inner tube of annular ripple and strengthen the chamber, it covers the enhancement layer in the bellied inner wall of annular ripple to strengthen the intracavity to be equipped with the subsides, the outer wall of the outer tube is equipped with connects the bellied stiffening rib of two adjacent annular ripples, the stiffening rib is provided with a plurality ofly around the distribution in the centre of a circle of outer tube.
Through adopting above-mentioned technical scheme, when the outer tube received the effort, can bear the weight of the effort that the outer tube received jointly through the setting of stiffening rib and enhancement layer for promote the structural strength of outer tube, make it have higher compressive load.
Further setting the following steps: the outer wall of the splicing section is fixedly provided with a butt joint ring close to the pipe body, a slot for inserting the end opening of the flaring section is formed in one end face of the butt joint ring facing the end opening of the splicing section, a sealing diaphragm for sealing the slot opening of the slot is arranged on the butt joint ring, sealant is filled in the slot, and when the splicing section is inserted into the flaring section and the flaring section extends into the slot, the sealing element is matched with the splicing section to form sealing.
Through adopting above-mentioned technical scheme, the in-process that the grafting section injects the flaring section drives the docking ring and removes towards the flaring section, and the docking ring removes and makes flaring section port and sealed diaphragm contact towards the flaring section, and inside the flaring section port will be sealed inside the diaphragm punctures the back and insert into the slot, and the sealed glue that is located inside the slot then flows into between flaring section and the grafting section to seal the flaring end, make the assembly between the bellows reach better sealed effect.
Further setting the following steps: the port of the flaring section is provided with a sharp bulge.
Through adopting above-mentioned technical scheme, bellied setting can be better punctures sealed diaphragm to make things convenient for workman's operation.
Further setting the following steps: the position that the sealing member internal perisporium is close to both ends all is equipped with sealed bulge loop, two interval sets up between the sealed bulge loop.
Through adopting above-mentioned technical scheme, the setting cooperation grafting section of two sealed bulge loops forms two sealings to reach better sealed effect.
To sum up, the utility model discloses following beneficial effect has: the utility model discloses have better sealed effect and higher compressive load to prevent to leak the life who takes place, prolongs the bellows.
Drawings
FIG. 1 is a sectional view of the embodiment;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of portion C of FIG. 1;
fig. 5 is an enlarged view of a portion D in fig. 1.
In the figure: 1. a pipe body; 1.1, an inner tube; 1.2, an outer tube; 2. a flared section; 3. a plug section; 4. a seal member; 5. mounting a ring groove; 6. a guide ramp; 7. reinforcing ribs; 8. a reinforcement cavity; 9. a reinforcing layer; 10. reinforcing ribs; 11. a docking ring; 12. a slot; 13. sealing the diaphragm; 14. sealing glue; 15. a protrusion; 16. and sealing the convex ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 5, an internal pressure reinforced corrugated pipe includes a pipe body 1, and a flared section 2 and an insertion section 3 respectively located at two ends of the pipe body 1, wherein the flared section 2, the pipe body 1, and the insertion section 3 are integrally disposed therebetween. The internal perisporium of flaring section 2 is smooth inner wall, the periphery wall of grafting section 3 is smooth outer wall, and installation annular 5 has been seted up to the internal perisporium of flaring section 2, and installation annular 5 sets up with flaring section 2 is coaxial, is equipped with in the installation annular 5 and meets water expandable sealing member 4, sealing member 4 protrusion in 5 notches of installation annular. Sealing member 4 is for meeting water inflation rubber circle, and the position homogeneous body that the inside perisporium of sealing member 4 is close to both ends is provided with sealed bulge loop 16, and the interval sets up between two sealed bulge loops 16.
The 3 terminal surfaces of grafting section are equipped with the guide inclined plane 6 that outwards extends and inwards is the slope throat setting gradually, and the periphery wall an organic whole of flaring section 2 distributes and has a plurality of ring shape strengthening ribs 7, and a plurality of strengthening ribs 7 set up along the axial interval arrangement of flaring section 2, and the internal diameter of grafting section 3 equals body 1 internal diameter.
The pipe body 1 comprises an inner pipe 1.1 and an outer pipe 1.2 which is sleeved on the inner pipe 1.1 and provided with annular corrugated protrusions, the outer pipe 1.2 and the inner pipe 1.1 are integrally arranged, a reinforcing cavity 8 is formed between the annular corrugated protrusions and the inner pipe 1.1, a reinforcing layer 9 attached to the inner wall of the annular corrugated protrusions is arranged in the reinforcing cavity 8, the reinforcing layer 9 is fixedly connected with the outer pipe 1.2, and the reinforcing layer 9 can be a plastic steel layer. The outer wall of the outer tube 1.2 is provided with a plurality of reinforcing ribs 10 for connecting two adjacent annular corrugated bulges, the reinforcing ribs 10 are distributed around the center of the outer tube 1.2, and the reinforcing ribs 10 and the outer tube 1.2 are integrally arranged.
The outer wall of the plug section 3 is close to the pipe body 1, and is integrally provided with a butt joint ring 11, the butt joint ring 11 is provided with a slot 12 for inserting the port of the flaring section 2 towards one end face of the port of the plug section 3, the butt joint ring 11 is provided with a sealing diaphragm 13 for sealing the slot 12, and the sealing diaphragm 13 is fixedly bonded with the butt joint ring 11 through glue. The slot 12 is filled with a sealant 14, the sealant 14 can be epoxy resin glue, the sealing diaphragm 13 can be plastic film, and when the insertion section 3 is inserted into the flared section 2 and the flared section 2 extends into the slot 12, the sealing element 4 abuts against the outer peripheral wall of the insertion section 3 to form sealing. The end opening of the flaring section 2 is integrally provided with a sharp bulge 15. The thickness of the inner pipe 1.1 is 3 times of the thickness of the inner wall of the common corrugated pipe and 8 centimeters, so that the pressure of 0.3 MPa can be borne; the lengths of the insertion section 3 and the flaring section 2 are both 15 centimeters.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides an internal pressure reinforcing bellows, includes body (1) and is located flaring section (2) and grafting section (3) at body (1) both ends respectively, its characterized in that: the internal perisporium of flaring section (2) is smooth outer wall for smooth inner wall, the periphery wall of grafting section (3), flaring section (2) internal perisporium is equipped with water expandable sealing member (4), works as when grafting section (3) injects flaring section (2), sealing member (4) and the periphery wall of grafting section (3) offset and form sealedly.
2. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: installation annular groove (5) have been seted up to the internal perisporium of flaring section (2), sealing member (4) are installed in installation annular groove (5) and protrusion in installation annular groove (5) notch.
3. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: the sealing element (4) comprises a water-swelling rubber ring.
4. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: the end face of the insertion section (3) is provided with a guide inclined plane (6) which extends outwards and is gradually and inwards arranged in an inclined necking.
5. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: the periphery wall of flaring section (2) distributes and has a plurality of strengthening ribs (7), the internal diameter of grafting section (3) equals body (1) internal diameter.
6. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: the utility model discloses a corrugated pipe, including the bellied outer tube of annular ripple (1.2), the pipe body (1) is located inner tube (1.1) and has including inner tube (1.1) and cover, form one between the bellied and inner tube of annular ripple (1.1) and strengthen chamber (8), it covers enhancement layer (9) in the bellied inner wall of annular ripple to strengthen to be equipped with in chamber (8), outer tube (1.2) outer wall is equipped with and connects two adjacent bellied stiffening ribs of annular ripple (10), stiffening rib (10) are provided with a plurality ofly around the distribution in the centre of a circle of outer tube (1.2).
7. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: plug-in section (3) outer wall is close to the position in body (1) and has set firmly butt joint ring (11), butt joint ring (11) offer towards a terminal surface of plug-in section (3) port and supply flaring section (2) port to insert slot (12) of establishing, be equipped with sealed diaphragm (13) of sealed slot (12) notch on butt joint ring (11), slot (12) intussuseption is filled with sealed glue (14), works as plug-in section (3) inject flaring section (2) and flaring section (2) when extending into slot (12) inside, sealing member (4) cooperation plug-in section (3) form sealedly.
8. The internal pressure-intensifying corrugated pipe as set forth in claim 7, wherein: the port of the flaring section (2) is provided with a sharp bulge (15).
9. The internal pressure-intensifying corrugated pipe as set forth in claim 1, wherein: the positions, close to the two ends, of the inner peripheral wall of the sealing element (4) are provided with sealing convex rings (16), and the two sealing convex rings (16) are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921817233.5U CN210716401U (en) | 2019-10-25 | 2019-10-25 | Internal pressure reinforced corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921817233.5U CN210716401U (en) | 2019-10-25 | 2019-10-25 | Internal pressure reinforced corrugated pipe |
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| Publication Number | Publication Date |
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| CN210716401U true CN210716401U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921817233.5U Active CN210716401U (en) | 2019-10-25 | 2019-10-25 | Internal pressure reinforced corrugated pipe |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748711A (en) * | 2019-10-25 | 2020-02-04 | 江西力达塑胶管业有限公司 | Internal pressure reinforced corrugated pipe and processing technology thereof |
| CN112066094A (en) * | 2020-08-31 | 2020-12-11 | 江西力达塑胶管业有限公司 | High-impact-resistance reinforced pipe |
| CN112458935A (en) * | 2020-11-17 | 2021-03-09 | 河北力能建设工程有限公司 | External circular tube reinforcing structure of corrugated pipe |
| CN113007453A (en) * | 2021-02-20 | 2021-06-22 | 唐福华 | PVC tubular product with prefabricated formula flaring structure of rubber ring |
-
2019
- 2019-10-25 CN CN201921817233.5U patent/CN210716401U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748711A (en) * | 2019-10-25 | 2020-02-04 | 江西力达塑胶管业有限公司 | Internal pressure reinforced corrugated pipe and processing technology thereof |
| CN112066094A (en) * | 2020-08-31 | 2020-12-11 | 江西力达塑胶管业有限公司 | High-impact-resistance reinforced pipe |
| CN112458935A (en) * | 2020-11-17 | 2021-03-09 | 河北力能建设工程有限公司 | External circular tube reinforcing structure of corrugated pipe |
| CN113007453A (en) * | 2021-02-20 | 2021-06-22 | 唐福华 | PVC tubular product with prefabricated formula flaring structure of rubber ring |
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