CN209084209U - A kind of metal flexible hose - Google Patents
A kind of metal flexible hose Download PDFInfo
- Publication number
- CN209084209U CN209084209U CN201821702270.7U CN201821702270U CN209084209U CN 209084209 U CN209084209 U CN 209084209U CN 201821702270 U CN201821702270 U CN 201821702270U CN 209084209 U CN209084209 U CN 209084209U
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- CN
- China
- Prior art keywords
- metal
- hose
- section
- flexible hose
- cavity
- 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.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 title claims abstract description 91
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 91
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 230000008859 change Effects 0.000 claims abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 238000004804 winding Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to a kind of metal flexible hose, the technical solution mainly used are as follows: metal flexible hose is engaged by metal tape helix-coil, and making metal flexible hose includes multiple flexible tube sections being successively engaged；Each circle flexible tube section includes first segment and second segment；Wherein, two circle flexible tube sections of arbitrary neighborhood include the first circle flexible tube section and the second circle flexible tube section；First segment in the first circle flexible tube section is mutually engaged with the second segment in the second circle flexible tube section；And cavity is formed between the second segment in the first segment and the second circle flexible tube section in the first circle flexible tube section；Wherein, can change within the set range in the length of the cavity, and the length direction of the cavity is consistent with the length direction of the metal flexible hose；Sealing strip is filled in the cavity；And the sealing strip is close to the first segment and second segment；The internal diameter of metal flexible hose is 200-800mm.The utility model mainly provides a kind of heavy caliber, leakproofness and flexible preferable metal flexible hose.
Description
Technical Field
The utility model relates to the technical field of pipelines, and more specifically relates to a metal flexible hose.
Background
Metal flexible hoses are important components of connecting lines in many technical fields. At present, the maximum diameter of the metal flexible hose on the market is 200mm (namely, the flexible hoses in the prior art are all small-caliber). However, the utility model discloses a find that technical field such as gas drainage, electric power demand diameter is at 200 supplyes 800 mm's metal flexible hose always.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the present invention is to provide a metal flexible hose, the main purpose of which is to provide a metal flexible hose with a large diameter, good sealing performance and good flexibility.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the embodiment of the utility model discloses a flexible metal hose, wherein the flexible metal hose is formed by spirally curling and meshing a metal belt, so that the flexible metal hose comprises a plurality of hose sections which are meshed in sequence; each coil of flexible pipe section comprises a first section and a second section; wherein any two adjacent turns of the hose section comprise a first turn of the hose section and a second turn of the hose section; a first one of the first convolutions and a second one of the second convolutions are engaged; and a cavity is formed between a first section of the first coil of hose section and a second section of the second coil of hose section; the length of the cavity can be changed within a set range, and the length direction of the cavity is consistent with that of the metal flexible hose; the cavity is filled with a sealing strip; the sealing strip is tightly attached to the first section and the second section; wherein, the inner diameter of the metal flexible hose is 200mm and 800 mm.
Preferably, the sealing strip is approximately 0-shaped; and/or the cavity has a first end and a second end along the length of the metal flexible hose; wherein, there is the clearance between sealing strip and the first end, has the clearance between sealing strip and the second end.
Preferably, two sealing strips are filled in each cavity, and the two sealing strips are arranged in parallel along the length direction of the cavity.
Preferably, the sealing strip is made of PVC.
Preferably, a first groove is arranged on the first section, and a second groove is arranged on the second section; wherein the first and second slots each extend in the direction of the length of the metal strip; the notches of the first and second grooves are opposite in direction.
Preferably, a first groove on the first-turn hose section is engaged with a second groove on the second-turn hose section; when the first groove and the second groove are meshed, the first groove and the second groove can slide in the length direction of the metal flexible hose to realize the length change of the cavity.
Preferably, the metal strip is substantially "S" shaped in cross-section.
Preferably, the metal belt is a stainless steel belt.
Preferably, the metal band is made of SUS304 stainless steel band.
Preferably, the metal flexible hose is a gas drainage pipe; or the metal flexible hose is a power pipeline.
The utility model has the advantages that: the embodiment of the utility model provides a flexible metal hose is formed by spirally curling and meshing a metal strip, and a cavity with variable length is formed between the meshed positions of two adjacent turns of hose sections, thus realizing the flexibility of the whole pipeline; meanwhile, the sealing strips are filled in the cavity, so that the metal flexible hose has good sealing property; therefore, the metal flexible hose provided by the embodiment has a larger caliber and ensures the sealing property and the flexibility.
Further, this embodiment can further improve the sealed effect of pipeline through filling two "0" type sealing strips in the cavity, and the sealing strip of PVC material is anti-oxidant, corrosion-resistant, sealed reliable safety.
Further, the present embodiment provides a modified flexible metal hose, wherein the first groove on the first winding hose section and the second groove on the second winding hose section are engaged by arranging the first section as a first groove and the second section as a second groove. When the first groove and the second groove are meshed, the first groove and the second groove can slide in the length direction of the flexible metal hose, so that the flexible metal hose can be ensured while adjacent hose sections are meshed.
In summary, in the large-diameter flexible metal hose provided by this embodiment, the SUS304 stainless steel band with a specific width is molded into an "S" shape and then spirally curled and engaged, and a specific mechanism is used to press two "0" shaped sealing strips with specific dimensions into a spiral engagement position while curling and engaging, so that the flexibility of the whole pipe is realized through a gap at the engagement position under the condition of ensuring the sealing of the hose.
Drawings
Fig. 1 is a schematic structural diagram of a flexible metal hose according to an embodiment of the present invention;
fig. 2 is an enlarged view of the structure shown in fig. 1 at a.
Wherein, 1 flexible metal hose, 11 first-turn hose sections, 12 second-turn hose sections, 21 first sections, 22 second sections, 3 cavities and 4 sealing strips.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1 and 2, an embodiment of the present invention discloses a metal flexible hose 1; the flexible metal hose 1 in this embodiment is formed by spirally winding and engaging a metal strip (in appearance, the flexible metal hose 1 includes a plurality of flexible hose segments engaged with each other). Wherein, any two adjacent turns of the flexible metal hose 1 comprise a first turn of the flexible hose section 11 and a second turn of the flexible hose section 12; each turn of flexible hose section comprises a first section 21 and a second section 22; a first segment 21 of the first looped hose segment 11 and a second segment 21 of the second looped hose segment 12 are engaged; and a cavity 3 is formed between a first section 21 in the first turn flexible hose section 11 and a second section 22 in the second turn flexible hose section; the length of the cavity 3 can be changed within a set range, and the length direction of the cavity 3 is consistent with that of the metal flexible hose 1; the cavity 3 is filled with a sealing strip 4; and the sealing strip 4 is closely attached to the first section 21 and the second section 22. The inner diameter of the metal flexible hose is 200mm and 800 mm.
The metal flexible hose 1 provided by the embodiment is formed by spirally curling and meshing a metal strip, and a cavity 3 with variable length is formed between the meshing positions of two adjacent turns of hose sections, so that the flexibility of the whole pipeline is realized; meanwhile, the cavity 3 is filled with the sealing strip 4, so that the metal flexible hose 1 has good sealing performance; therefore, the metal flexible hose provided by the embodiment has a larger caliber and ensures the sealing property and the flexibility.
Preferably, the present embodiment further designs the sealing strip as follows: the shape of the sealing tape 4 is substantially "0" type. Two sealing strips 4 are filled in each cavity 3, and the two sealing strips 4 are arranged in parallel along the length direction of the cavity 3. Preferably, the two sealing strips 4 are applied against each other. Preferably, the material of the sealing strip 4 is PVC. Here, this embodiment can further improve the sealed effect of pipeline through filling two sealing strips 4 in cavity 3, and the sealing strip of PVC material is anti-oxidant, corrosion-resistant, sealed reliable safety. In order to ensure the flexibility of the metal flexible hose, a gap exists between the sealing strip 3 and the two ends of the reinforced flexible hose 3 along the length direction.
Preferably, the present embodiment further designs the metal flexible hose as follows: a first groove is arranged on the first section 21, and a second groove is arranged on the second section 22; wherein the first and second slots each extend in the direction of the length of the metal strip; the notches of the first and second grooves are opposite in direction. Wherein the first groove on the first coil hose section is engaged with the second groove on the second coil hose section. When the first groove and the second groove are meshed, the first groove and the second groove can slide in the length direction of the metal flexible hose, so that the length change of the cavity is realized. Preferably, the metal strip is substantially "S" shaped in cross-section.
In this regard, the present embodiment provides a modified flexible metal hose, wherein the first groove of the first winding hose section and the second groove of the second winding hose section are engaged by arranging the first section as a first groove and the second section as a second groove. When the first groove and the second groove are meshed, the first groove and the second groove can slide in the length direction of the flexible metal hose, so that the flexible metal hose can be ensured while adjacent hose sections are meshed.
Preferably, the metal band is a stainless steel band. Preferably, the metal band is made of SUS304 stainless steel band. In the embodiment, the SUS304 stainless steel band is selected, so that the metal flexible hose has better flexibility.
In summary, in the large-diameter flexible metal hose provided by this embodiment, the SUS304 stainless steel band with a specific width is molded into an "S" shape and then spirally curled and engaged, and a specific mechanism is used to press two "0" shaped sealing strips with specific dimensions into a spiral engagement position while curling and engaging, so that the flexibility of the whole pipe is realized through a gap at the engagement position under the condition of ensuring the sealing of the hose.
In conclusion, the flexible metal hose provided by the embodiment has good bending flexibility, and can be installed and used under various conditions: (1) be used for gas drainage pipe, gas drainage pipeline is in through the geology position of subsiding, and the flexible hose of metal that this embodiment provided can subside along with the geology and flexible deformation together, stops the pipeline that causes because of the geological change and collapses to open, bend gas leakage etc.. (2) When the flexible metal hose is used as a power pipeline and passes through a large-diameter curved road, the flexible metal hose provided by the embodiment can be used for replacing an elbow and other special-shaped fixed products, so that the flexible metal hose has better convenience, smaller wind resistance and lower cost. In addition, the metal flexible hose provided by the embodiment is sealed in a non-welding mode, the welding process is saved, and the production cost is reduced by 20%. Compared with a common iron pipe, the metal flexible hose provided by the embodiment has strong antirust and corrosion resistant capabilities, and the service life of a product is prolonged.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.
Claims (10)
1. The flexible metal hose is characterized in that the flexible metal hose is formed by spirally curling and meshing metal strips, so that the flexible metal hose comprises a plurality of hose sections which are meshed in sequence; each coil of flexible pipe section comprises a first section and a second section; wherein any two adjacent turns of the hose section comprise a first turn of the hose section and a second turn of the hose section; a first one of the first convolutions and a second one of the second convolutions are engaged; and a cavity is formed between a first section of the first coil of hose section and a second section of the second coil of hose section; the length of the cavity can be changed within a set range, and the length direction of the cavity is consistent with that of the metal flexible hose; the cavity is filled with a sealing strip; the sealing strip is tightly attached to the first section and the second section; wherein, the inner diameter of the metal flexible hose is 200mm and 800 mm.
2. The metal flexible hose according to claim 1, wherein said sealing strip is substantially "0" shaped; and/or the cavity has a first end and a second end along the length of the metal flexible hose; wherein, there is the clearance between sealing strip and the first end, has the clearance between sealing strip and the second end.
3. The metal flexible hose according to claim 2, wherein two sealing strips are filled in each cavity, and the two sealing strips are arranged in parallel along the length direction of the cavity.
4. The metal flexible hose according to claim 3, wherein the sealing strip is made of PVC.
5. The metal flexible hose of claim 1, wherein a first groove is provided on the first section and a second groove is provided on the second section; wherein the first and second slots each extend in the direction of the length of the metal strip; the notches of the first and second grooves are opposite in direction.
6. The metallic flexible hose of claim 5, wherein a first groove on the first coil section is engaged with a second groove on the second coil section; wherein,
when the first groove and the second groove are meshed, the first groove and the second groove can slide mutually in the length direction of the metal flexible hose to realize the length change of the cavity.
7. The metal flexible hose of claim 5, wherein said metal strip is substantially "S" shaped in cross-section.
8. The metal flexible hose according to any one of claims 1 to 7, wherein said metal band is a stainless steel band.
9. The metal flexible hose of claim 8, wherein said metal band is made of SUS304 stainless steel band.
10. The metal flexible hose according to any one of claims 1 to 7 and 9, wherein the metal flexible hose is a gas drainage pipe; or the metal flexible hose is a power pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821702270.7U CN209084209U (en) | 2018-10-19 | 2018-10-19 | A kind of metal flexible hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821702270.7U CN209084209U (en) | 2018-10-19 | 2018-10-19 | A kind of metal flexible hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209084209U true CN209084209U (en) | 2019-07-09 |
Family
ID=67119975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821702270.7U Expired - Fee Related CN209084209U (en) | 2018-10-19 | 2018-10-19 | A kind of metal flexible hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209084209U (en) |
-
2018
- 2018-10-19 CN CN201821702270.7U patent/CN209084209U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 |