CN212718461U - Prestressed plastic corrugated pipe - Google Patents
Prestressed plastic corrugated pipe Download PDFInfo
- Publication number
- CN212718461U CN212718461U CN202021496009.3U CN202021496009U CN212718461U CN 212718461 U CN212718461 U CN 212718461U CN 202021496009 U CN202021496009 U CN 202021496009U CN 212718461 U CN212718461 U CN 212718461U
- Authority
- CN
- China
- Prior art keywords
- pipe
- corrugated pipe
- metal pipe
- wall
- reinforcing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The technical scheme of the utility model is realized like this: a prestressed plastic corrugated pipe comprises a corrugated pipe, wherein a metal pipe is arranged in the corrugated pipe, and the corrugated pipe is sleeved outside the metal pipe and is attached to the inner wall of the metal pipe; a plurality of hollow grooves are formed between the metal pipe and the corrugated pipe, reinforcing components are arranged in the hollow grooves and comprise reinforcing blocks and connecting columns, and a damping layer is arranged between the reinforcing blocks and the corrugated pipe; the inner wall of the metal pipe is also provided with a spiral reinforcing rib, and the spiral reinforcing rib is welded on the inner wall of the metal pipe; the utility model has the advantages that: the pipe wall has high strength, is not easy to deform and is not easy to leak.
Description
Technical Field
The utility model belongs to the technical field of the bellows technique and specifically relates to a prestressing force plastic corrugated pipe.
Background
The plastic corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets made of plastics along the folding and stretching direction; the corrugated pipe has wide application in instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force; the corrugated pipe has thin pipe wall and high sensitivity, and the measurement range is dozens of Pa to dozens of MPa; its open end is fixed, its sealed end is in free state, and its elasticity is increased by using auxiliary helical spring or reed. When working, the pipe is extended along the length direction under the action of internal pressure, so that the movable end generates displacement in a certain relation with the pressure. The movable end drives the pointer to directly indicate the pressure; bellows are often combined with displacement sensors to form pressure sensors that output an electrical quantity, sometimes also acting as isolation elements; the response speed of the bellows is slower than that of the bourdon tube because of the large volume change required for the expansion of the bellows. The bellows is adapted to measure low pressure; plastic bellows are divided into two categories, one being completely airtight and watertight, such as for propellant transport in launch vehicles, gas, water heaters; the other is continuously coiled with band material, the common coiled corrugated pipe is used for protecting cables, such as magnetic card telephones and machine tools, and the corrugated pipe of the table lamp is clamped with steel wires in the production process.
The existing plastic corrugated pipe is not high in structural strength, is easy to deform due to external impact in the process of water supply and drainage conveying, easily causes the pipe wall to break and leakage, and can often be vibrated externally in the use process to damage the overall structure of the plastic corrugated pipe, so that the normal operation of water supply and drainage is influenced, and the service life of the plastic corrugated pipe is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a prestressing force plastic corrugated pipe, structural strength is high, and the antidetonation is effectual, is difficult for the infiltration.
The technical scheme of the utility model is realized like this: a kind of prestressed plastic corrugated pipe, characterized by that: the corrugated pipe is sleeved outside the metal pipe, the inner wall of the corrugated pipe is attached to the outer wall of the metal pipe, and the corrugated pipe is bonded with the metal pipe; a plurality of hollow grooves are formed between the metal pipe and the corrugated pipe, reinforcing components are arranged in the hollow grooves and comprise reinforcing blocks and connecting columns, the reinforcing blocks are in contact fit with arc-shaped surfaces in the hollow grooves, the shapes of the contact surfaces of the reinforcing blocks and the corrugated pipe are matched with the shapes of the arc surfaces of the corrugated pipe, the reinforcing blocks are fixedly connected with the corrugated pipe, two ends of each connecting column are respectively fixed with the reinforcing blocks and the metal pipe, and a damping layer is arranged between each reinforcing block and the corrugated pipe; the inner wall of the metal pipe is also provided with a spiral reinforcing rib, the spiral reinforcing rib is welded on the inner wall of the metal pipe, and the spiral reinforcing rib is spirally arranged on the inner wall of the metal pipe.
Preferably: the corrugated pipe is characterized in that reinforcing ribs are arranged on the connecting columns, and two ends of each reinforcing rib are fixedly connected with the connecting columns and the corrugated pipe respectively.
Preferably: the ceramic pipe is arranged in the metal pipe, the spiral reinforcing rib is arranged between the metal pipe and the ceramic pipe, and the outer side wall of the ceramic pipe is fixedly bonded with the spiral reinforcing rib.
Preferably: the spiral reinforcing rib is provided with a rubber shock absorption block on the end face facing the ceramic tube, and two sides of the rubber shock absorption block are fixedly bonded with the ceramic tube and the spiral reinforcing rib respectively.
Preferably: and the gaps between the metal pipes and the ceramic pipes are filled with heat-insulating cotton, and the heat-insulating cotton tightly fills the gaps between the spiral reinforcing ribs.
The utility model has the advantages that: the utility model discloses a set up the tubular metal resonator inside the bellows, strengthen the overall structure intensity of plastic bellows, avoid the plastic bellows atress to seriously warp and lead to leaking, through further setting up the reinforcement assembly, through the setting of boss and connecting post, cooperate the spiral strengthening rib that sets up inside the tubular metal resonator simultaneously, strengthen the structural strength of bellows, guarantee the stability that tubular metal resonator and bellows are connected, strengthen the shock resistance of plastic bellows, tensile, resistance to compression, anti-shearing ability improve, the plastic bellows is difficult for the damage deformation to avoid when structural strength improves the atress, the plastic bellows deformation breaks and leaks; simultaneously, the shock resistance is improved by arranging the shock absorption layer, the transmission of shock is reduced, and the phenomenon that the whole structure of the plastic corrugated pipe is damaged when a large amount of shock is transmitted to the inside of the pipe body is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic diagram of the distribution of spiral reinforcing ribs according to an embodiment of the present invention;
the examples in the figure are: 1. bellows, 2, metal pipe, 3, cavity groove, 4, boss, 5, spliced pole, 6, buffer layer, 7, spiral strengthening rib, 8, enhancement rib, 9, ceramic pipe, 10, boss, 11, the heat preservation is cotton.
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 efforts belong to the protection scope of the present invention.
Example 1
As shown in fig. 1 and fig. 2, the utility model discloses a prestressed plastic corrugated pipe 1, in the specific embodiment of the utility model, including corrugated pipe 1, the axial section of corrugated pipe 1 is a concave and convex wave-shaped curved surface, a metal pipe 2 is arranged inside corrugated pipe 1, metal pipe 2 is a steel pipe, corrugated pipe 1 is sleeved outside metal pipe 2 and is attached to the inner wall and the outer wall of metal pipe 2, and corrugated pipe 1 and metal pipe 2 are bonded together; a plurality of hollow grooves 3 are formed between the metal pipe 2 and the corrugated pipe 1, reinforcing components are arranged in the hollow grooves 3 and comprise reinforcing blocks 4 and connecting columns 5, the reinforcing blocks 4 are in contact fit with arc-shaped surfaces in the hollow grooves 3, the shape of the contact surfaces of the reinforcing blocks 4 and the corrugated pipe 1 is matched with that of the arc-shaped surface of the corrugated pipe 1, the reinforcing blocks 4 are connected with the corrugated pipe 1, two ends of each connecting column 5 are respectively fixed with the reinforcing blocks 4 and the metal pipe 2, a damping layer 6 is arranged between the reinforcing blocks 4 and the corrugated pipe 1, the damping layer 6 is bonded on the reinforcing blocks 4, and the damping layer 6 is a rubber damping layer 6; still be provided with spiral strengthening rib 7 on the inner wall of tubular metal resonator 2, spiral strengthening rib 7 welds on the inner wall of tubular metal resonator 2, the cross-section of spiral rib is trapezoidal, and this spiral strengthening rib 7 is the heliciform setting on the 2 inner walls of tubular metal resonator.
According to the technical scheme, the metal pipe is arranged in the corrugated pipe, so that the overall structural strength of the plastic corrugated pipe is enhanced, and water leakage caused by serious deformation of the plastic corrugated pipe under stress is avoided; by arranging the reinforcing assembly and arranging the reinforcing block and the connecting column, the structural strength of the corrugated pipe is reinforced, the stability of connection of the metal pipe and the corrugated pipe is ensured, the impact resistance of the plastic corrugated pipe is enhanced, the tensile, compressive and shear resistant capabilities are improved, the plastic corrugated pipe is not easy to damage and deform to avoid deformation, and the plastic corrugated pipe is deformed, broken and leaks water when the structural strength is improved and stressed; meanwhile, the shock resistance is improved by arranging the shock absorption layer, the transmission of shock is reduced, and the phenomenon that a large amount of shock is transmitted to the inside of the pipe body to damage the integral structure of the plastic corrugated pipe is avoided; the structural strength of the plastic corrugated pipe is enhanced from the inside through the spiral reinforcing ribs, and the structural strength of the plastic corrugated pipe is further improved.
In this embodiment, be provided with on the spliced pole 5 and strengthen rib 8, strengthen rib 8's both ends and spliced pole 5 and bellows 1 bonding respectively and fix.
Through above-mentioned technical scheme, strengthen the setting of rib, strengthen the joint strength between book pipe and the bellows, improve plastic corrugated pipe's structural strength simultaneously, improve anti hitting performance.
Example 2
As shown in fig. 1, the present embodiment is different from the above embodiments in that: in this embodiment, a ceramic tube 9 is disposed inside the metal tube 2, the spiral reinforcing rib 7 is disposed between the metal tube 2 and the ceramic tube 9, and the outer side wall of the ceramic tube 9 is bonded and fixed to the spiral reinforcing rib 7.
Through above-mentioned technical scheme, through set up ceramic pipe in the tubular metal resonator, ceramic pipe has glossy inner wall, and the transport of the plumbing of being convenient for is carried stably, is difficult for receiving external influence.
In this embodiment, the spiral reinforcing rib 7 is provided with a rubber damper block 10 on an end surface facing the ceramic tube 9, and both sides of the rubber damper block 10 are respectively bonded and fixed to the ceramic tube 9 and the spiral reinforcing rib 7.
Through above-mentioned technical scheme, set up rubber snubber block and carry out the shock attenuation to the vibrations of outside transmission inside, avoid a large amount of vibrations to transmit ceramic pipe and destroy ceramic pipe, improve the shock resistance, guarantee the stability that corrugated plastic pipe carried.
In this embodiment, the gap between the metal tube 2 and the ceramic tube 9 is filled with insulation cotton 11, and the insulation cotton 11 is tightly fastened to the gap between the spiral reinforcing ribs 7.
Through above-mentioned technical scheme, through the cotton setting that keeps warm, the temperature in the control pipeline avoids the too big transportation work that influences the plastic corrugated pipe inside of external difference in temperature, further improves the stability of transportation.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A kind of prestressed plastic corrugated pipe, characterized by that: the corrugated pipe is sleeved outside the metal pipe and is attached to the inner wall and the outer wall of the metal pipe; a plurality of hollow grooves are formed between the metal pipe and the corrugated pipe, reinforcing components are arranged in the hollow grooves and comprise reinforcing blocks and connecting columns, the reinforcing blocks are contacted and attached to arc-shaped surfaces in the hollow grooves, the reinforcing blocks are fixedly connected with the corrugated pipe, two ends of each connecting column are respectively fixed with the reinforcing blocks and the metal pipe, and a damping layer is arranged between each reinforcing block and the corrugated pipe; the inner wall of the metal pipe is also provided with a spiral reinforcing rib, the spiral reinforcing rib is welded on the inner wall of the metal pipe, and the spiral reinforcing rib is spirally arranged on the inner wall of the metal pipe.
2. A pre-stressed plastic bellows according to claim 1, wherein: the corrugated pipe is characterized in that reinforcing ribs are arranged on the connecting columns, and two ends of each reinforcing rib are fixedly connected with the connecting columns and the corrugated pipe respectively.
3. A pre-stressed plastic bellows according to claim 1 or 2, wherein: the ceramic pipe is arranged in the metal pipe, the spiral reinforcing rib is arranged between the metal pipe and the ceramic pipe, and the outer side wall of the ceramic pipe is fixedly bonded with the spiral reinforcing rib.
4. A pre-stressed plastic bellows according to claim 3, wherein: and the end surface of the spiral reinforcing rib facing the ceramic tube is provided with a rubber damping block.
5. A pre-stressed plastic bellows according to claim 3, wherein: and heat insulation cotton is filled in a gap between the metal pipe and the ceramic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496009.3U CN212718461U (en) | 2020-07-24 | 2020-07-24 | Prestressed plastic corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496009.3U CN212718461U (en) | 2020-07-24 | 2020-07-24 | Prestressed plastic corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212718461U true CN212718461U (en) | 2021-03-16 |
Family
ID=74908846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021496009.3U Active CN212718461U (en) | 2020-07-24 | 2020-07-24 | Prestressed plastic corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212718461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431961A (en) * | 2021-05-24 | 2021-09-24 | 黄宝明 | Double-wall HDPE corrugated pipe with inner support reinforced framework |
| CN117140990A (en) * | 2023-10-30 | 2023-12-01 | 福建澳工新材料有限公司 | Production equipment for plastic reinforcing rib wound corrugated pipe |
-
2020
- 2020-07-24 CN CN202021496009.3U patent/CN212718461U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431961A (en) * | 2021-05-24 | 2021-09-24 | 黄宝明 | Double-wall HDPE corrugated pipe with inner support reinforced framework |
| CN113431961B (en) * | 2021-05-24 | 2022-09-13 | 山东中迈管业科技有限公司 | Double-wall HDPE corrugated pipe with inner support reinforced framework |
| CN117140990A (en) * | 2023-10-30 | 2023-12-01 | 福建澳工新材料有限公司 | Production equipment for plastic reinforcing rib wound corrugated pipe |
| CN117140990B (en) * | 2023-10-30 | 2024-03-22 | 福建澳工新材料有限公司 | Production equipment for plastic reinforcing rib wound corrugated pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212718461U (en) | Prestressed plastic corrugated pipe | |
| US8025297B2 (en) | Bellows with alternating layers of high and low compliance material for dynamic applications | |
| BR112013013721B1 (en) | TUBE AND METHOD TO MANUFACTURE A TUBE | |
| CN110985771A (en) | Basalt fiber reinforced composite pipe | |
| WO2016169124A1 (en) | Damping steel bar connector | |
| CN210127403U (en) | Outer sleeve for super-long steel strand stay cable | |
| CN201259066Y (en) | Balance type arced pipe joint with large displacement compensation capability | |
| CN206943616U (en) | A kind of high abrasion bellows | |
| JPS5828094A (en) | Piping execution method for transporting fluid having temperature different from periphery | |
| CN213041431U (en) | Tensile corrugated pipe | |
| CN208041430U (en) | A kind of special axial corrugated expansion joint of dehumidifier | |
| CN209781891U (en) | Internal rib reinforced helical bellows | |
| CN203836478U (en) | Pipeline vibration noise suppressor structure | |
| CN210830838U (en) | High-strength quick-assembly stainless steel corrugated pipe | |
| CN207062737U (en) | Highway bridge box beam plastic film capicitor | |
| CN105910547A (en) | Strain sensor able to withstand large deformation in high temperature environment | |
| CN220060870U (en) | Porous reinforced reinforcing pipe of polyethylene | |
| CN216692475U (en) | Pressure-resistant corrugated pipe | |
| CN220320684U (en) | Anti-deformation corrugated pipe | |
| CN109519613A (en) | A kind of buried draining steel band reinforced polyethylene spiral ripple pipe and attaching method thereof | |
| CN215891436U (en) | Double-high-rib reinforced polyethylene winding corrugated pipe | |
| CN207018668U (en) | One kind can coiling fiberglass reinforced multiple tube | |
| CN210950264U (en) | 100mm type double-buckle flat-covered plastic metal hose | |
| CN207661250U (en) | The hot winding pipe of high density polyethylene (HDPE) structural walls | |
| CN220469826U (en) | High-temperature-resistant high-pressure shock-resistant composite continuous pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |