CN217843014U - Flexure-resistant corrugated metal hose - Google Patents
Flexure-resistant corrugated metal hose Download PDFInfo
- Publication number
- CN217843014U CN217843014U CN202221780726.8U CN202221780726U CN217843014U CN 217843014 U CN217843014 U CN 217843014U CN 202221780726 U CN202221780726 U CN 202221780726U CN 217843014 U CN217843014 U CN 217843014U
- Authority
- CN
- China
- Prior art keywords
- corrugated pipe
- metal hose
- bellows
- main body
- flexure
- 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 utility model relates to a bellows technical field especially relates to an anti flexible type ripple metal collapsible tube. The utility model adopts the technical proposal that: the corrugated pipe comprises a corrugated pipe main body structure, the left side and the right side of the corrugated pipe main body structure are respectively connected with a joint through a joint sleeve, a protection net sleeve is arranged on the outer side of the corrugated pipe main body structure, the left side and the right side of the outer portion of the protection net sleeve are respectively provided with a U-shaped corrugated pipe, the outer side of the joint is connected with a fastening connector, and the two end portions of the corrugated pipe main body structure are pre-pressed in wave distance to a dense wave state. The utility model has the advantages that: compared with a spring protection type metal hose, the natural gas filling station (tank) and the low-temperature liquid gas under the low-temperature or ultralow-temperature working condition can effectively relieve bending deformation, transverse deviation and installation deviation of a natural gas filling system caused by temperature difference in the liquid filling process, and the used metal corrugated hose can effectively resist deformation and absorption vibration and reduce noise.
Description
Technical Field
The utility model relates to a bellows technical field especially relates to an anti flexible type ripple metal collapsible tube.
Background
The metal hose is an important connecting component in engineering technology, the corrugated metal hose main body is composed of three parts, namely a corrugated pipe, a net sleeve and a joint, the corrugated pipe is a metal hose body and plays a role in flexibility, the net sleeve plays a role in strengthening and shielding, the joint plays a role in connection, and the metal hose has good flexibility, corrosion resistance, high temperature resistance, low temperature resistance, wear resistance and tensile resistance. However, in the actual installation and use process, some problems exist in the existing general metal hoses, in a complex pipeline system, due to the limitation of spatial position, the joint is easily bent excessively, the welding seam generated in the installation or use state of the welding joint is easily pulled and cracked under the action of tensile stress, the net sleeve outside the corrugated pipe is also easily pulled and falls off, and in the low-temperature environment, a special metal hose also needs to be produced and used.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anti-flexible corrugated metal hose, which prepresses the wave distance to a dense wave state at the two end parts of the corrugated pipe, so as to protect the circumferential weld between a connecting sleeve and the corrugated pipe from being easily cracked; the U-shaped corrugated pipe is sleeved on the outer surface of the net sleeve, so that on one hand, the medium in the metal hose is effectively isolated from an operator, and the flowing speed of air in an annular space is reduced, so that the heat insulation effect is achieved, and the operator is protected; the metal hose body is protected from external corrosion. On the other hand, compare in the spring protection, the U type bellows can more play fine guard action to metal collapsible tube's net cover, and prevents that the work hose from extremely bending and this metal collapsible tube is more suitable for under the mobile state to use behind the overcoat U type bellows simultaneously, the bending resistance of the circumferential weld between better improvement nipple and the bellows.
The technical scheme of the utility model as follows:
an flexure-resistant corrugated metal hose, characterized in that: the corrugated pipe comprises a corrugated pipe main body structure, the left side and the right side of the corrugated pipe main body structure are respectively connected with a joint through a joint sleeve, a protection net sleeve is arranged on the outer side of the corrugated pipe main body structure, the left side and the right side of the outer portion of the protection net sleeve are respectively provided with a U-shaped corrugated pipe, the outer side of the joint is connected with a fastening connector, and the two end portions of the corrugated pipe main body structure are pre-pressed in wave distance to a dense wave state.
Further, the hose connector of the connector.
Furthermore, the outer side of the fastening connector is of a regular hexagonal structure, and a combined connection thread groove is formed in the center of the end face of the outer side of the fastening connector.
Further, the pressing length of the corrugated pipe at two ends of the corrugated pipe main body structure is 150mm.
Furthermore, the joint and the connecting sleeve are connected and combined together in a welding mode, and the joint and the fastening connector are assembled together in a sleeving connection mode.
The utility model has the advantages that:
the utility model prepresses the wave distance to the dense wave state at the two end parts of the corrugated pipe, so as to protect the circumferential weld between the connecting sleeve and the corrugated pipe from being easily cracked; the U-shaped corrugated pipe is sleeved on the outer surface of the net sleeve, so that on one hand, the medium in the metal hose is effectively isolated from an operator, and the flowing speed of air in an annular space is reduced, so that the heat insulation effect is achieved, and the operator is protected; the metal hose body is protected from external corrosion. On the other hand, compared with the spring protection, the U-shaped corrugated pipe can better protect the net sleeve of the metal hose, and prevent the metal hose from being extremely bent, and the metal hose is more suitable for being used in a moving state after being sleeved with the U-shaped corrugated pipe, such as loading and unloading on a gas station, a transport tank car, a tank car and the like; utilize the bellows to restrain the low temperature hydrogen embrittlement deformation that the operation of metal hose tip arouses, and utilize the extension, the crooked of metal hose tip is restrained to the sheath of thickening, thereby the bending resistance of the circumferential weld between better improvement nipple and the bellows, can be applicable to the natural gas filling station (case) of low temperature or ultra-low temperature operating mode, cryogenic liquids gas, can more effectively alleviate the bending deformation of natural gas liquid feeding system because of the difference in temperature arouses at the liquid feeding in-process in comparison in spring protection type metal hose, lateral deviation and installation deviation, the metal corrugated hose that uses can more effectively resist the deformation, the vibration is absorbed, the noise reduction.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1. the device comprises a fastening connector 2, a connector 3, a connecting sleeve 4, a corrugated pipe main body structure 5, a protective net sleeve 6 and a U-shaped corrugated pipe.
Detailed Description
As shown in fig. 1, an anti-flexible corrugated metal hose is pre-compressed with a wave pitch to a dense wave state at two ends of the corrugated pipe, so as to protect a circumferential weld between a connecting sleeve and the corrugated pipe from being easily torn; the U-shaped corrugated pipe is sleeved on the outer surface of the net sleeve, so that on one hand, the medium in the metal hose is effectively isolated from an operator, and the flowing speed of air in an annular space is reduced, so that the heat insulation effect is achieved, and the operator is protected; the metal hose body is protected from external corrosion. On the other hand, compared with the spring protection, the U-shaped corrugated pipe can better protect the net sleeve of the metal hose, and prevent the metal hose from being extremely bent, and the metal hose is more suitable for being used in a moving state after being sleeved with the U-shaped corrugated pipe, such as loading and unloading on a gas station, a transport tank car, a tank car and the like; utilize the bellows to restrain the low temperature hydrogen embrittlement deformation that the operation of metal hose tip arouses, and utilize the extension, the crooked of metal hose tip is restrained to the sheath of thickening, thereby the bending resistance of the circumferential weld between better improvement nipple and the bellows, can be applicable to the natural gas filling station (case) of low temperature or ultra-low temperature operating mode, cryogenic liquids gas, can more effectively alleviate the bending deformation of natural gas liquid feeding system because of the difference in temperature arouses at the liquid feeding in-process in comparison in spring protection type metal hose, lateral deviation and installation deviation, the metal corrugated hose that uses can more effectively resist the deformation, the vibration is absorbed, the noise reduction. It includes bellows major structure 4, the left and right sides of bellows major structure 4 is connected with respectively through adapter sleeve 3 and connects 2, the outside of bellows major structure 4 is equipped with protection net cover 5, the outside left and right sides of protection net cover 5 is equipped with a U-shaped bellows 6 respectively, the outside position that connects 2 is connected with fastening connector 1, the both ends pre-compaction wave distance of bellows major structure 4 is to close ripples state. Can meet the safety requirement in use.
Preferably, the hose connector of the connector 2 has better flexibility effect at the end position during connection and more reliable safety during use.
Preferably, the outer side of the fastening connector 1 is of a regular hexagonal structure, and a combined connection thread groove is formed in the center of the end face of the outer side of the fastening connector 1, so that the assembly operation during installation and connection during use is more convenient, and the connection tightness is better.
Preferably, the pressing length of the corrugated pipe at the two ends of the corrugated pipe main body structure 4 is 150mm, so that the safety of the corrugated pipe at the two ends is better ensured in use, and the durability is better ensured in use.
Preferably, the joint 2 and the connecting sleeve 3 are connected and combined together in a welding mode, and the joint 2 and the fastening connector 1 are assembled together in a sleeving connection mode, so that the combination strength of the connecting position is better, and the safety is higher in later use.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications or replacements can be made without departing from the principle of the present invention, and these modifications or replacements should also be considered as the protection scope of the present invention.
Claims (5)
1. An flexure-resistant corrugated metal hose, characterized in that: including bellows major structure (4), the left and right sides of bellows major structure (4) is connected with joint (2) through adapter sleeve (3) respectively, the outside of bellows major structure (4) is equipped with protection net cover (5), the outside left and right sides of protection net cover (5) is equipped with one U-shaped bellows (6) respectively, the outside position that connects (2) is connected with fastening connector (1), the both ends pre-compaction wave distance of bellows major structure (4) is to close ripples state.
2. A flexure-resistant corrugated metal hose as claimed in claim 1, wherein: a hose connection of the connection (2).
3. A flexure-resistant corrugated metal hose as claimed in claim 1, wherein: the outer side of the fastening connector (1) is of a regular hexagonal structure, and a combined connection thread groove is formed in the center of the outer side end face of the fastening connector (1).
4. A flexure-resistant corrugated metal hose as claimed in claim 1, wherein: the pressing length of the corrugated pipe at two ends of the corrugated pipe main body structure (4) is 150mm.
5. The flexure-resistant corrugated metal hose as set forth in claim 1, wherein: the connector (2) and the connecting sleeve (3) are connected and combined together in a welding mode, and the connector (2) and the fastening connector (1) are assembled together in a sleeving connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221780726.8U CN217843014U (en) | 2022-07-11 | 2022-07-11 | Flexure-resistant corrugated metal hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221780726.8U CN217843014U (en) | 2022-07-11 | 2022-07-11 | Flexure-resistant corrugated metal hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217843014U true CN217843014U (en) | 2022-11-18 |
Family
ID=84037116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221780726.8U Active CN217843014U (en) | 2022-07-11 | 2022-07-11 | Flexure-resistant corrugated metal hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217843014U (en) |
-
2022
- 2022-07-11 CN CN202221780726.8U patent/CN217843014U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201198932Y (en) | Metal hose special for automobile air conditioner | |
| CN201121781Y (en) | Metal flexible pipe for fluid pipeline | |
| CN203442357U (en) | Flange metal flexible tube assembly for container | |
| CN211951743U (en) | Ultrahigh-pressure full-new-material steel wire mesh framework pipe | |
| CN106382423A (en) | High-pressure flexible hose | |
| CN217843014U (en) | Flexure-resistant corrugated metal hose | |
| CN205118558U (en) | Ripple pipe of moving away to avoid possible earthquakes | |
| CN102003593A (en) | Corrugated tube and helix tube combined displacement compensator | |
| CN201475531U (en) | Oxygen blast metal hose | |
| CN209484094U (en) | A kind of low temperature resistant high pressure flexible metallic conduit | |
| CN203585608U (en) | Wound type corrugated metal hose | |
| CN209818933U (en) | High pressure resistant stainless steel pipe | |
| CN201526745U (en) | Fluid transfer hose | |
| CN211448811U (en) | Floated water conservancy diversion blast pipe and engineering equipment | |
| CN204029393U (en) | Nuclear power emergence compensating water device | |
| CN204176180U (en) | A kind of nuclear power delivery hose | |
| CN205896458U (en) | Metal collapsible tube is carried in gas | |
| CN203442356U (en) | Heat preservation type corrugated flexible metal pipe | |
| CN2718357Y (en) | Oxygen-blown metal hose | |
| CN221171146U (en) | High-pressure buffer metal hose | |
| CN208565923U (en) | A kind of New hot oil line compensator | |
| CN217843015U (en) | Wear-resisting antidetonation type corrugated metal hose | |
| CN207268353U (en) | Plumbing installation and air conditioner for air conditioner | |
| CN207111217U (en) | A kind of automobile exhaust flexible pipe | |
| CN101509580A (en) | Spring winding and frequency reducing metal hose |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |