CN214743895U - High-temperature-resistant corrosion-resistant corrugated pipe - Google Patents
High-temperature-resistant corrosion-resistant corrugated pipe Download PDFInfo
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- CN214743895U CN214743895U CN202120481636.8U CN202120481636U CN214743895U CN 214743895 U CN214743895 U CN 214743895U CN 202120481636 U CN202120481636 U CN 202120481636U CN 214743895 U CN214743895 U CN 214743895U
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Abstract
The utility model discloses a high temperature resistant corrosion-resistant bellows, its technical scheme main points are: including the bellows body, the outside of bellows body is provided with the bellows protective housing, the inside of bellows protective housing is provided with the corrosion-resistant layer, the fire-retardant layer of bottom fixedly connected with on corrosion-resistant layer, the bottom fixedly connected with high temperature resistant layer on fire-retardant layer, the first connecting pipe of left side fixedly connected with of bellows protective housing, the first connecting pipe of left side fixedly connected with of first connecting pipe, the right side fixedly connected with second connector of bellows protective housing, the right side fixedly connected with second connecting pipe of second connector, through setting up corrosion-resistant layer, fire-retardant layer and high temperature resistant layer, the corrosion-resistant layer uses epoxy composite coating, and the high temperature resistant layer uses glass cotton fiber layer, and the cooperation fire-retardant layer can play better protecting effect to the bellows body, has improved the life of bellows body greatly.
Description
Technical Field
The utility model relates to a bellows field, in particular to high temperature resistant corrosion-resistant bellows.
Background
The corrugated pipe is a tubular elastic sensitive element which is formed by connecting foldable corrugated sheets 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 is various in types and mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm capsule, a metal hose and the like. The metal corrugated pipe is mainly applied to the effects of compensating the thermal deformation of a pipeline, damping, absorbing the settlement deformation of the pipeline and the like, and is widely applied to the industries of petrifaction, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like. The stainless steel corrugated pipe is installed in a liquid conveying system as a flexible pressure-resistant pipe fitting, is used for compensating mutual displacement of pipe materials or machine and equipment connecting ends, absorbs vibration energy, can play roles in vibration reduction, noise reduction and the like, and has the characteristics of good flexibility, light weight, corrosion resistance, fatigue resistance, high and low temperature resistance and the like. The corrugated pipe made of other materials such as plastics has irreplaceable effects in the fields of medium conveying, electric power threading, machine tools, household appliances and the like.
However, the existing corrugated pipe has poor heat resistance and corrosion resistance, so that certain defects exist in service life; moreover, the existing corrugated pipe needs to be combined with a plurality of sections of corrugated pipes when being transported in a long distance, and gaps are easy to appear in the combination of the corrugated pipes in the prior art, so that the transported substances are leaked, and loss is caused.
SUMMERY OF THE UTILITY MODEL
To the problem mentioned in the background art, the utility model aims at providing a high temperature resistant corrosion-resistant bellows to solve the problem mentioned in the background art.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a high-temperature-resistant corrosion-resistant corrugated pipe comprises a corrugated pipe body, wherein a corrugated pipe protective shell is arranged on the outer side of the corrugated pipe body, the corrugated pipe protective shell is internally provided with an anti-corrosion layer, the bottom of the anti-corrosion layer is fixedly connected with a flame-retardant layer, the bottom of the flame-retardant layer is fixedly connected with a high-temperature resistant layer, the left side of the corrugated pipe protective shell is fixedly connected with a first connector, a first connecting pipe is fixedly connected to the left side of the first connecting head, external threads are carved on the outer side surface of the first connecting pipe, the right side of the corrugated pipe protective shell is fixedly connected with a second connector, the right side of the second connector is fixedly connected with a second connecting pipe, the inner side surface of the second connecting pipe is carved with an internal thread, the internal thread is matched with the external thread, and the first connecting pipe is in threaded connection with the internal thread of the second connecting pipe through the external thread.
Through adopting above-mentioned technical scheme, through setting up the corrosion-resistant layer, fire-retardant layer and high temperature resistant layer, the corrosion-resistant layer uses epoxy composite coating, high temperature resistant layer uses the glass wool fiber layer, the cooperation fire-retardant layer can play better protection effect to the bellows body, the life of bellows body has been improved greatly, through setting up first connector and second connector, through being connected first connecting pipe on the first connector and the second connecting pipe on the second connector, be provided with the external screw thread on the first connecting pipe, be provided with the internal thread in the second connecting pipe, thereby can carry out threaded connection with first connecting pipe and second connecting pipe, thereby connect two adjacent bellows protective housing, thereby can prevent to connect the unstable leakage problem that leads to between the bellows body.
Preferably, the bottom of the high temperature resistant layer is fixedly connected with a sound insulation layer, and the sound insulation layer is a sound absorption cotton layer.
Through adopting above-mentioned technical scheme, through setting up the puigging, the noise that the cotton layer of sound can produce the inside transmission material of bellows body of use is carried out certain isolated.
Preferably, the bottom of the sound insulation layer is fixedly connected with a wear-resistant layer, and the wear-resistant layer is attached to the corrugated pipe body.
Through adopting above-mentioned technical scheme, through setting up the wearing layer, the wearing layer makes bellows protective housing durable more with the laminating of bellows body.
Preferably, the corrosion-resistant layer is an epoxy resin composite coating, and the high-temperature-resistant layer is a glass wool fiber layer.
Through adopting above-mentioned technical scheme, through the corrosion-resistant layer that sets up epoxy composite coating and the high temperature resistant layer on glass wool fiber layer, the cooperation flame retardant coating can play better protection effect to the bellows body, has improved the life of bellows body greatly.
Preferably, the left side of the first connector is located on the outer side of the first connecting pipe and is fixedly connected with a clamping ring, the right side of the second connector is located on the outer side of the second connecting pipe and is fixedly connected with a clamping groove ring, and the clamping ring is clamped in the clamping groove ring.
By adopting the technical scheme, the clamping ring and the clamping groove ring are arranged and clamped, so that the positions of the first connecting pipe and the second connecting pipe can be conveniently aligned.
Preferably, first threaded holes are formed in the top and the bottom of the clamping ring, second threaded holes are formed in the top and the bottom of the clamping groove ring, the aperture of each of the first threaded holes and the aperture of each of the second threaded holes are 1.5cm, and a fixing bolt is connected in each first threaded hole in a threaded manner.
Through adopting above-mentioned technical scheme, through setting up first screw hole, second screw hole and fixing bolt, can be in the same place joint ring and draw-in groove ring fastening through fixing bolt, prevent to drop between two adjacent first connectors and the second connector.
Preferably, the lengths of the first connecting pipe and the second connecting pipe are both 4cm, and the external threads on the first connecting pipe are completely matched with the internal threads in the second connecting pipe.
Through adopting above-mentioned technical scheme, be 4 cm's first connecting pipe and second connecting pipe through setting up length, be convenient for with the complete threaded connection of internal thread and external screw thread.
To sum up, the utility model discloses mainly have following beneficial effect:
firstly, the corrosion-resistant layer, the flame-retardant layer and the high-temperature-resistant layer are arranged, the epoxy resin composite coating is used for the corrosion-resistant layer, the glass wool fiber layer is used for the high-temperature-resistant layer, and the flame-retardant layer is matched to achieve a good protection effect on the corrugated pipe body, so that the service life of the corrugated pipe body is greatly prolonged;
second, through setting up first connector and second connector, be connected through the second connecting pipe on with first connecting pipe on the first connector and the second connector, be provided with the external screw thread on the first connecting pipe, be provided with the internal thread in the second connecting pipe, thereby can carry out threaded connection with first connecting pipe and second connecting pipe, thereby connect two adjacent bellows protective housings, thereby can prevent to connect the leakage problem that the unstability leads to between the bellows body.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a perspective view of a second connector assembly of the present invention;
fig. 3 is a perspective view of a first connector assembly of the present invention;
fig. 4 is a schematic structural view of the bellows protective shell of the present invention.
Reference numerals: 1. a bellows body; 2. a bellows protective housing; 201. a corrosion-resistant layer; 202. a flame retardant layer; 203. a high temperature resistant layer; 204. a sound insulating layer; 205. a wear layer; 3. a first connector; 4. a second connector; 5. a first connecting pipe; 6. an external thread; 7. a second connecting pipe; 8. an internal thread; 9. a snap ring; 10. a snap ring; 11. a first threaded hole; 12. a second threaded hole; 13. and (5) fixing the bolt.
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 work belong to the protection scope of the present invention.
Examples
Referring to fig. 1 to 4, a high temperature and corrosion resistant corrugated pipe comprises a corrugated pipe body 1, a corrugated pipe protective shell 2 is arranged on the outer side of the corrugated pipe body 1, a corrosion resistant layer 201 is arranged inside the corrugated pipe protective shell 2, a flame retardant layer 202 is fixedly connected to the bottom of the corrosion resistant layer 201, a high temperature resistant layer 203 is fixedly connected to the bottom of the flame retardant layer 202, a first connector 3 is fixedly connected to the left side of the corrugated pipe protective shell 2, a first connector pipe 5 is fixedly connected to the left side of the first connector 3, an external thread 6 is engraved on the outer side surface of the first connector pipe 5, a second connector 4 is fixedly connected to the right side of the corrugated pipe protective shell 2, a second connector pipe 7 is fixedly connected to the right side of the second connector 4, an internal thread 8 is engraved on the inner side surface of the second connector pipe 7, and the internal thread 8 is matched with the external thread 6, the first connecting pipe 5 is screwed via an external thread 6 to an internal thread 8 of a second connecting pipe 7.
By adopting the technical scheme, the corrosion-resistant layer 201, the flame-retardant layer 202 and the high-temperature-resistant layer 203 are arranged, the corrosion-resistant layer 201 adopts the epoxy resin composite coating, the high-temperature-resistant layer 203 adopts the glass wool fiber layer, the corrugated pipe body 1 can be well protected by matching with the flame-retardant layer 202, the service life of the corrugated pipe body 1 is greatly prolonged, by arranging the first connector 3 and the second connector 4, by connecting the first connecting pipe 5 on the first connector 3 with the second connecting pipe 7 on the second connector 4, the first connecting pipe 5 is provided with an external thread 6, the second connecting pipe 7 is provided with an internal thread 8, therefore, the first connecting pipe 5 and the second connecting pipe 7 can be connected in a threaded manner, so that two adjacent corrugated pipe protection shells 2 are connected, and the leakage problem caused by unstable connection between the corrugated pipe bodies 1 can be prevented.
Referring to fig. 1 and 4, for the purpose of improving the service life of the bellows body 1; the bottom of the high temperature resistant layer 203 is fixedly connected with a sound insulation layer 204, the sound insulation layer 204 is a sound absorption cotton layer, the bottom of the sound insulation layer 204 is fixedly connected with a wear-resistant layer 205, the wear-resistant layer 205 is attached to the corrugated pipe body 1, the corrosion-resistant layer 201 is an epoxy resin composite coating, and the high temperature resistant layer 203 is a glass cotton fiber layer; through setting up puigging 204, the noise that the cotton layer of sound can produce the inside transmission material of bellows body 1 is inhaled in the use and is carried out the isolated of certain degree, through setting up wearing layer 205, wearing layer 205 and the laminating of bellows body 1, make bellows protective housing 2 more durable, through setting up epoxy composite coating's corrosion-resistant layer 201 and the high temperature resistant layer 203 on the cotton fibrous layer of glass, cooperate fire-retardant layer 202 can play better protection effect to bellows body 1, the life of bellows body 1 has been improved greatly.
Referring to fig. 1-3, for the purpose of facilitating the connection of adjacent corrugated pipe bodies 1; the left side of the first connecting head 3 is positioned on the outer side of the first connecting pipe 5 and is fixedly connected with a clamping ring 9, the right side of the second connecting head 4 is positioned on the outer side of the second connecting pipe 7 and is fixedly connected with a clamping groove ring 10, the clamping ring 9 is clamped in the clamping groove ring 10, the top and the bottom of the clamping ring 9 are both provided with first threaded holes 11, the top and the bottom of the clamping groove ring 10 are both provided with second threaded holes 12, the aperture of each of the first threaded holes 11 and the second threaded holes 12 is 1.5cm, internal threads 8 of the first threaded holes 11 are connected with fixing bolts 13, the length of each of the first connecting pipe 5 and the second connecting pipe 7 is 4cm, and external threads 6 on the first connecting pipe 5 are completely matched with internal threads 8 in the second connecting pipe 7; through setting up joint ring 9 and draw-in groove ring 10, joint ring 9 and draw-in groove ring 10 joint, be convenient for aim at the position of first connecting pipe 5 and second connecting pipe 7, through setting up first screw hole 11, second screw hole 12 and fixing bolt 13, can be together fixed with joint ring 9 and draw-in groove ring 10 through fixing bolt 13, prevent to drop between two adjacent first connecting head 3 and the second connecting head 4, be 4 cm's first connecting pipe 5 and second connecting pipe 7 through setting up length, be convenient for with internal thread 8 and the complete threaded connection of external screw thread 6.
The use principle and the advantages are as follows: by arranging the corrosion-resistant layer 201, the flame-retardant layer 202 and the high-temperature-resistant layer 203, the corrosion-resistant layer 201 uses an epoxy resin composite coating, the high-temperature-resistant layer 203 uses a glass wool fiber layer, the corrugated pipe body 1 can be well protected by matching with the flame-retardant layer 202, the service life of the corrugated pipe body 1 is greatly prolonged, by arranging the first connecting pipe 3 and the second connecting head 4, the first connecting pipe 5 on the first connecting pipe 3 is connected with the second connecting pipe 7 on the second connecting head 4, the first connecting pipe 5 is provided with the external thread 6, the second connecting pipe 7 is internally provided with the internal thread 8, so that the first connecting pipe 5 and the second connecting pipe 7 can be in threaded connection, two adjacent corrugated pipe protective housings 2 are connected, the leakage problem caused by unstable connection between the corrugated pipe bodies 1 can be prevented, by arranging the sound insulation layer 204, use and inhale the cotton layer of sound and can carry out the isolated of certain degree to the noise that the inside transmission material of bellows body produced, through setting up wearing layer 205, wearing layer 205 and the laminating of bellows body 1, make bellows protective housing 2 more durable, through setting up joint ring 9 and draw-in groove ring 10, joint ring 9 and draw-in groove ring 10 joint, be convenient for aim at the position of first connecting pipe 5 and second connecting pipe 7, through setting up first screw hole 11, second screw hole 12 and fixing bolt 13, can be in the same place joint ring 9 and draw-in groove ring 10 are fixed through fixing bolt 13, prevent to drop between two adjacent first connecting head 3 and the second connecting head 4, be 4 cm's first connecting pipe 5 and second connecting pipe 7 through setting up length, be convenient for with internal thread 8 and the complete threaded connection of external screw thread 6.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high temperature resistant corrosion-resistant bellows, includes bellows body (1), its characterized in that: the corrugated pipe comprises a corrugated pipe body (1), wherein a corrugated pipe protective shell (2) is arranged on the outer side of the corrugated pipe body (1), a corrosion-resistant layer (201) is arranged inside the corrugated pipe protective shell (2), a flame-retardant layer (202) is fixedly connected to the bottom of the corrosion-resistant layer (201), a high-temperature-resistant layer (203) is fixedly connected to the bottom of the flame-retardant layer (202), a first connector (3) is fixedly connected to the left side of the corrugated pipe protective shell (2), a first connector (5) is fixedly connected to the left side of the first connector (3), external threads (6) are engraved on the outer side surface of the first connector (5), a second connector (4) is fixedly connected to the right side of the corrugated pipe protective shell (2), a second connector (7) is fixedly connected to the right side of the second connector (4), internal threads (8) are engraved on the inner side surface of the second connector (7), internal thread (8) and external screw thread (6) phase-match, first connecting pipe (5) carry out threaded connection through external screw thread (6) and second connecting pipe (7) internal thread (8).
2. The high temperature and corrosion resistant corrugated pipe of claim 1, wherein: the bottom fixedly connected with puigging (204) of high temperature resistant layer (203), puigging (204) are for inhaling the cotton layer of sound.
3. The high temperature and corrosion resistant corrugated pipe of claim 2, wherein: the bottom fixedly connected with wearing layer (205) of puigging (204), wearing layer (205) and bellows body (1) laminating are connected.
4. The high temperature and corrosion resistant corrugated pipe of claim 3, wherein: the corrosion-resistant layer (201) is an epoxy resin composite coating, and the high-temperature-resistant layer (203) is a glass wool fiber layer.
5. The high temperature and corrosion resistant corrugated pipe of claim 4, wherein: the left side of first connector (3) is located outside fixedly connected with joint ring (9) of first connecting pipe (5), the right side of second connector (4) is located outside fixedly connected with draw-in groove ring (10) of second connecting pipe (7), joint ring (9) joint is in draw-in groove ring (10).
6. The corrugated pipe of claim 5, wherein: first screw hole (11) have all been seted up to the top and the bottom of joint ring (9), second screw hole (12) have all been seted up to the top and the bottom of draw-in groove ring (10), the aperture of first screw hole (11) and second screw hole (12) is 1.5cm, first screw hole (11) internal thread (8) are connected with fixing bolt (13).
7. The corrugated pipe of claim 6, wherein: the length of the first connecting pipe (5) and the length of the second connecting pipe (7) are both 4cm, and the external thread (6) on the first connecting pipe (5) is completely matched with the internal thread (8) in the second connecting pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120481636.8U CN214743895U (en) | 2021-03-06 | 2021-03-06 | High-temperature-resistant corrosion-resistant corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120481636.8U CN214743895U (en) | 2021-03-06 | 2021-03-06 | High-temperature-resistant corrosion-resistant corrugated pipe |
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| Publication Number | Publication Date |
|---|---|
| CN214743895U true CN214743895U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120481636.8U Active CN214743895U (en) | 2021-03-06 | 2021-03-06 | High-temperature-resistant corrosion-resistant corrugated pipe |
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| Country | Link |
|---|---|
| CN (1) | CN214743895U (en) |
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2021
- 2021-03-06 CN CN202120481636.8U patent/CN214743895U/en active Active
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