CN216768775U - High-molecular chemical-resistant corrugated pipe - Google Patents
High-molecular chemical-resistant corrugated pipe Download PDFInfo
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- CN216768775U CN216768775U CN202122550402.7U CN202122550402U CN216768775U CN 216768775 U CN216768775 U CN 216768775U CN 202122550402 U CN202122550402 U CN 202122550402U CN 216768775 U CN216768775 U CN 216768775U
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- corrugated pipe
- corrugated
- layer
- pipe
- resistant
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- 239000000126 substance Substances 0.000 title claims abstract description 18
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims abstract description 17
- 238000005260 corrosion Methods 0.000 claims abstract description 14
- 230000007797 corrosion Effects 0.000 claims abstract description 14
- 239000004698 Polyethylene Substances 0.000 claims abstract description 13
- -1 polyethylene Polymers 0.000 claims abstract description 13
- 229920000573 polyethylene Polymers 0.000 claims abstract description 13
- 239000010410 layer Substances 0.000 claims description 45
- 239000012790 adhesive layer Substances 0.000 claims description 7
- 229920006254 polymer film Polymers 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract 1
- 239000002120 nanofilm Substances 0.000 abstract 1
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a high-molecular chemical-resistant corrugated pipe in the technical field of corrugated pipes, which comprises two corrugated pipe bodies and a composite layer, wherein each corrugated pipe body comprises a pipe body, a spiral corrugated strip and a corrosion-resistant high-molecular film; the utility model has reasonable structural design, achieves the effect of jointly constructing the high-molecular chemical-resistant corrugated pipe through the design of the corrugated pipe body and the composite layer, can conveniently enhance the tensile strength of the corrugated pipe through the design of the spiral corrugated strips, the composite layer and the aluminum alloy layer, ensures the deformation of the corrugated pipe to be within a safe range under the combined action of the aluminum alloy layer and the spiral corrugated strips when the corrugated pipe is impacted, is beneficial to people to use, and can increase the corrosion resistance in the process of increasing the wear resistance of the corrugated pipe through the design of the polyethylene layer and the high-strength steel strip.
Description
Technical Field
The utility model relates to the technical field of corrugated pipes, in particular to a high-molecular chemical-resistant corrugated pipe.
Background
The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, is widely applied 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, the measuring range is tens of Pa to tens of MPa, the open end of the corrugated pipe is fixed, the sealing end is in a free state, the auxiliary spiral spring or reed is used for increasing the elasticity, and the corrugated pipe extends along the length direction of the pipe under the action of internal pressure during working, so that the movable end generates displacement which has a certain relation with the pressure;
however, the polymer chemical resistant corrugated pipe in the prior art has poor strength when in use, is easy to break after long-time use, and is inconvenient for long-time use, and therefore, a polymer chemical resistant corrugated pipe is provided.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a polymer corrugated pipe with chemical resistance, which solves the above problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a high-polymer chemical-resistant corrugated pipe comprises two corrugated pipe bodies and a composite layer, wherein each corrugated pipe body comprises a pipe body, a spiral corrugated strip and a corrosion-resistant polymer film, the corrosion-resistant polymer film is arranged on the inner surface of each pipe body, the spiral corrugated strip is arranged on the outer surface of each pipe body, and the composite layer is arranged on one side, away from the pipe body, of each spiral corrugated strip;
the composite bed includes aluminum alloy layer, polyethylene layer, adhesive linkage and high strength steel band, the high strength steel band sets up in the internal surface on polyethylene layer, the polyethylene layer sets up in aluminum alloy layer's surface, the adhesive linkage sets up between aluminum alloy layer and high strength steel band.
Preferably, two install the connector between the bellows body, the internal thread has all been seted up to the both sides of connector inner chamber, two the adjacent one end of bellows body all communicates there is the external screw thread pipe, internal thread and external screw thread pipe threaded connection.
Preferably, the two sides of the surface of the connecting head are both sleeved with lantern rings, bolts penetrate through the tops of the lantern rings, nuts are connected to the surfaces of the bolts through threads, and the lantern rings are tightened up through the bolts and the nuts.
Preferably, the inner surface of the aluminum alloy layer is bonded with the outer surface of the high-strength steel strip through a bonding layer, and the high-strength steel strip is spiral.
Preferably, the surface of the corrugated pipe body is provided with 3-5 circles of corrugations at equal intervals on every 8cm of length.
Preferably, the material of the adhesive layer is adhesive resin, and the surfaces of the sleeve ring and the connector are coated with corrosion-resistant paint.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has reasonable structural design, achieves the effect of jointly constructing the high-molecular chemical-resistance corrugated pipe through the design of the corrugated pipe body and the composite layer, can conveniently enhance the tensile strength of the corrugated pipe through the design of the spiral corrugated strips, the composite layer and the aluminum alloy layer, ensures that the deformation of the corrugated pipe is in a safe range under the combined action of the aluminum alloy layer and the spiral corrugated strips when the corrugated pipe is impacted, is beneficial to people to use, can increase the corrosion resistance in the increase of the wear resistance of the corrugated pipe through the design of the polyethylene layer and the high-strength steel strip, and is used for solving the problems that the high-molecular chemical-resistance corrugated pipe in the prior art has poor strength when in use, is easy to break after long-time use and is inconvenient to use for a long time.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing a connection structure of an internal thread and an external thread pipe according to the present invention;
FIG. 3 is a schematic cross-sectional view of a bellows body according to the present invention;
FIG. 4 is a schematic cross-sectional view of a composite layer according to the present invention.
In the figure: 1. a bellows body; 11. a pipe body; 12. a helical corrugated strip; 13. a corrosion-resistant polymeric membrane; 2. compounding layers; 21. an aluminum alloy layer; 22. a polyethylene layer; 23. an adhesive layer; 24. a high strength steel strip; 3. a connector; 4. an internal thread; 5. an externally threaded tube; 6. a collar.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution:
a high-molecular chemical-resistant corrugated pipe comprises two corrugated pipe bodies 1 and a composite layer 2, wherein each corrugated pipe body 1 comprises a pipe body 11, spiral corrugated strips 12 and a corrosion-resistant polymer film 13, the corrosion-resistant polymer film 13 is arranged on the inner surface of the pipe body 11, the spiral corrugated strips 12 are arranged on the outer surface of the pipe body 11, and the composite layer 2 is arranged on one side, away from the pipe body 11, of each spiral corrugated strip 12;
the composite layer 2 comprises an aluminum alloy layer 21, a polyethylene layer 22, an adhesive layer 23 and a high-strength steel strip 24, the high-strength steel strip 24 is arranged on the inner surface of the polyethylene layer 22, the polyethylene layer 22 is arranged on the outer surface of the aluminum alloy layer 21, and the adhesive layer 23 is arranged between the aluminum alloy layer 21 and the high-strength steel strip 24.
Referring to fig. 2, a connector 3 is installed between two corrugated pipe bodies 1, internal threads 4 are respectively formed on two sides of an inner cavity of the connector 3, one adjacent ends of the two corrugated pipe bodies 1 are communicated with an external threaded pipe 5, and the internal threads 4 are in threaded connection with the external threaded pipe 5, so that a worker can conveniently connect the corrugated pipe bodies 1 with the connector 3, the worker can conveniently replace the corrugated pipe bodies 1 in time when the corrugated pipe bodies 1 are damaged, and the operation of the worker is facilitated;
referring to fig. 2, two sides of the surface of the connector 3 are both sleeved with lantern rings 6, bolts are installed at the tops of the lantern rings 6 in a penetrating mode, nuts are connected to the surfaces of the bolts in a threaded mode, the lantern rings 6 are tightened up through the bolts and the nuts, the connection position of the connector 3 and the corrugated pipe body 1 can be conveniently fixed, and the situation that when the pressure in the inner cavity of the corrugated pipe body 1 is too high, the outer threaded pipe 5 and the inner threads 4 are loosened and leakage occurs is avoided;
referring to fig. 3, the inner surface of the aluminum alloy layer 21 is adhered to the outer surface of the high-strength steel strip 24 through the adhesive layer 23, and the high-strength steel strip 24 is spiral;
referring to fig. 1, 3-5 circles of corrugations are arranged on the surface of the corrugated pipe body 1 at equal intervals every 8cm of length;
referring to fig. 2, the material of the bonding layer 23 is bonding resin, and the surfaces of the collar 6 and the connector 3 are coated with corrosion-resistant paint;
when the corrugated pipe is used, the structural design is reasonable, the effect of jointly constructing the high-molecular chemical-resistant corrugated pipe is achieved through the design of the corrugated pipe body 1 and the composite layer 2, the tensile strength of the corrugated pipe can be conveniently enhanced through the design of the spiral corrugated strips 12, the composite layer 2 and the aluminum alloy layer 21, when the corrugated pipe is impacted, the deformation of the corrugated pipe is ensured to be within a safety range under the combined action of the aluminum alloy layer 21 and the spiral corrugated strips 12, the corrugated pipe is beneficial to people to use, the corrosion resistance can be increased in the wear-resistant performance of the corrugated pipe through the design of the polyethylene layer 22 and the high-strength steel strip 24, and the problems that the high-molecular chemical-resistant corrugated pipe in the prior art is poor in strength when the corrugated pipe is used, is easy to break after being used for a long time, and is inconvenient to use for a long time are solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a chemical resistance bellows of polymer, includes two bellows bodies (1) and composite bed (2), its characterized in that: the corrugated pipe body (1) comprises a pipe body (11), spiral corrugated strips (12) and a corrosion-resistant polymer film (13), wherein the corrosion-resistant polymer film (13) is arranged on the inner surface of the pipe body (11), the spiral corrugated strips (12) are arranged on the outer surface of the pipe body (11), and a composite layer (2) is arranged on one side, away from the pipe body (11), of each spiral corrugated strip (12);
the composite layer (2) comprises an aluminum alloy layer (21), a polyethylene layer (22), an adhesive layer (23) and a high-strength steel belt (24), the high-strength steel belt (24) is arranged on the inner surface of the polyethylene layer (22), the polyethylene layer (22) is arranged on the outer surface of the aluminum alloy layer (21), and the adhesive layer (23) is arranged between the aluminum alloy layer (21) and the high-strength steel belt (24).
2. A polymeric chemical resistant corrugated pipe as claimed in claim 1, wherein: two install connector (3) between bellows body (1), internal thread (4), two have all been seted up to the both sides of connector (3) inner chamber the one end that bellows body (1) is adjacent all communicates with external screw thread pipe (5), internal thread (4) and external screw thread pipe (5) threaded connection.
3. A polymeric chemical resistant corrugated pipe as claimed in claim 2, wherein: the both sides on connector (3) surface all are equipped with the lantern ring (6), the top through mounting of the lantern ring (6) has the bolt, and the surperficial threaded connection of bolt has the nut, the lantern ring (6) is tightened up through bolt and nut.
4. A polymeric chemical resistant corrugated pipe as claimed in claim 1, wherein: the inner surface of the aluminum alloy layer (21) is bonded with the outer surface of the high-strength steel strip (24) through the bonding layer (23), and the shape of the high-strength steel strip (24) is spiral.
5. A polymeric chemical resistant corrugated pipe as claimed in claim 1, wherein: 3-5 circles of ripples are arranged on the surface of the corrugated pipe body (1) at equal intervals on the length of 8 cm.
6. A polymeric chemical resistant corrugated pipe as claimed in claim 1, wherein: the material of adhesive linkage (23) is bonding resin, and the lantern ring (6) all scribbles on the surface with connector (3) and is equipped with corrosion resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122550402.7U CN216768775U (en) | 2021-10-22 | 2021-10-22 | High-molecular chemical-resistant corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122550402.7U CN216768775U (en) | 2021-10-22 | 2021-10-22 | High-molecular chemical-resistant corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216768775U true CN216768775U (en) | 2022-06-17 |
Family
ID=81960893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122550402.7U Active CN216768775U (en) | 2021-10-22 | 2021-10-22 | High-molecular chemical-resistant corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216768775U (en) |
-
2021
- 2021-10-22 CN CN202122550402.7U patent/CN216768775U/en active Active
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