CN217036663U - Explosion-proof flexible pipe - Google Patents
Explosion-proof flexible pipe Download PDFInfo
- Publication number
- CN217036663U CN217036663U CN202122944354.XU CN202122944354U CN217036663U CN 217036663 U CN217036663 U CN 217036663U CN 202122944354 U CN202122944354 U CN 202122944354U CN 217036663 U CN217036663 U CN 217036663U
- Authority
- CN
- China
- Prior art keywords
- pipe
- flexible pipe
- proof flexible
- outer sleeve
- block
- 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
- 230000009975 flexible effect Effects 0.000 title claims abstract description 23
- 239000003292 glue Substances 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 18
- 229920000297 Rayon Polymers 0.000 claims description 9
- 238000004880 explosion Methods 0.000 claims description 8
- 239000010902 straw Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000012790 adhesive layer Substances 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 6
- 230000001070 adhesive effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an explosion-proof flexible pipe, which comprises a pipe body, wherein the pipe body consists of an inner corrugated pipe and an outer rubber pipe, pipe joints are arranged at two ends of the pipe body, nuts are arranged on the pipe joints, an inner liner is embedded into one side of each pipe joint, a fixing outer sleeve is arranged on the outer side of the end part of each pipe joint, adhesive layers are arranged between the fixing outer sleeve and the rubber pipe and between the inner liner and the rubber pipe, a conical block is arranged on the inner side of the fixing outer sleeve, a groove is formed in the outer side of the end part of the rubber pipe, and an automatic-adjusting adhesive adding assembly is arranged on the fixing outer sleeve; has the advantages that: according to the utility model, the rubber tube is inserted between the fixed outer sleeve and the inner liner, the conical block is embedded into the rubber tube, and the adhesive layer is added, so that the tight connection between the tube body and the tube joint is realized.
Description
Technical Field
The utility model relates to the technical field of flexible pipes, in particular to an explosion-proof flexible pipe.
Background
The explosion-proof flexible pipe is suitable for places with explosive gases or mixtures, is used for wire distribution bending of an inlet wire or a steel pipe of explosion-proof electrical equipment and is used for connection of places with high difficulty in wire distribution bending; the two ends of the hose with the explosion-proof flexible pipe structure are provided with metal thread movable joints, and the general pipe body part comprises three forms of a metal hose, an outer layer cloth-sandwiched high-quality rubber, a reinforced nylon hose sheath and an interlayer steel wire woven net pipe.
The existing explosion-proof flexible pipe is generally connected with a pipe body and a pipe joint through viscose, but due to the influence of factors such as external touch and the like in the long-term use process, the viscose is easy to lose efficacy, so that the pipe body and the pipe joint fall off, and the service life of the explosion-proof flexible pipe is greatly shortened.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide an explosion-proof flexible pipe.
In order to achieve the purpose, the utility model provides the following technical scheme: the explosion-proof flexible pipe comprises a pipe body, wherein the pipe body is composed of an inner corrugated pipe and an outer rubber pipe, pipe joints are arranged at two ends of the pipe body, nuts are arranged on the pipe joints, a lining is embedded into one side of each pipe joint, a fixing outer sleeve is arranged on the outer side of the end portion of each pipe joint, an adhesive layer is arranged between the fixing outer sleeve and the rubber pipe and between the lining and the rubber pipe, a conical block is arranged on the inner side of the fixing outer sleeve, a groove is formed in the outer side of the end portion of the rubber pipe, and an adhesive adding component with automatic adjustment is arranged on the fixing outer sleeve.
Preferably, a lead pad is arranged between the nut and the pipe joint, and two ends of the rubber pipe protrude out of the space between the fixed outer sleeve and the lining.
Preferably, the conical blocks are arranged in a plurality, the conical blocks are distributed along the axial direction of the fixing outer sleeve in an arrayed mode, and the conical blocks and the grooves are correspondingly arranged.
Preferably, the glue adding assembly comprises a glue storage shell, a sponge block is arranged in the glue storage shell, a sealing block is arranged on the outer side of the glue storage shell, and a suction pipe is inserted into the glue storage shell in a sliding mode.
Preferably, an insertion rod is inserted on the first mounting block in a sliding manner, the end of the insertion rod is inserted in the fixing hole, a support ring is arranged in the mounting seat on the insertion rod, and a first spring is arranged between the support ring and the first mounting block.
Preferably, the glue storage shell is welded on the fixed outer sleeve, the sponge block is stored with glue, one end of the straw is provided with a limiting ring, and the straw is arranged in an inclined structure.
Preferably, one end of the straw penetrates through the fixed outer sleeve and the conical block to extend to a gap between the conical block and the groove, the other end of the straw is attached to the sponge block, and the straw corresponds to the conical block one by one.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the rubber tube is inserted between the fixed outer sleeve and the inner lining, the conical block is embedded into the rubber tube, and the adhesive layer is added, so that the tight connection between the tube body and the tube joint is realized.
Drawings
FIG. 1 is a half-sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A.
In the figure: a pipe body 1; a corrugated tube 2; a rubber tube 3; a recess 31; a pipe joint 4; a nut 5; an inner liner 6; a fixed outer sleeve 7; a tapered block 71; an adhesive layer 72; a glue storage shell 8; a sponge block 81; a seal block 82; a suction pipe 83; a stop collar 84.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: an explosion-proof flexible pipe comprises a pipe body 1, wherein the pipe body 1 is composed of an inner corrugated pipe 2 and an outer rubber pipe 3, the corrugated pipe 2 is used for explosion prevention and ensures the reliability of wiring, the rubber pipe 3 is used for wrapping the corrugated pipe 2 and protecting the corrugated pipe 2 to prevent the corrugated pipe 2 from being corroded by external factors and losing efficacy, two ends of the pipe body 1 are fixedly connected with pipe joints 4, nuts 5 are screwed on the pipe joints 4, the nuts 5 have the locking effect on the pipe joints 4, lead pads 51 are arranged between the nuts 5 and the pipe joints 4, the lead pads 51 are connected to the pipe joints 4 in a rolling manner, an inner lining 6 is embedded into one side of each pipe joint 4, a fixed outer sleeve 7 is arranged on the outer side of the end part of each pipe joint 4, two ends of each rubber pipe 3 protrude out of the fixed outer sleeve 7 and the inner lining 6, an adhesive layer 72 is arranged between the fixed outer sleeve 7 and the rubber pipe 3 and between the inner lining 6 and the rubber pipe 3, the inboard welding of fixed overcoat 7 has conical block 71, conical block 71 is provided with a plurality ofly, a plurality of conical blocks 71 are arranged along fixed overcoat 7 axial and are distributed, recess 31 has been seted up to the tip outside of rubber tube 3, correspond between conical block 71 and the recess 31 and set up, there is the gap between conical block 71 and the recess 31, peg graft the tip of rubber tube 3 between fixed overcoat 7 and inside lining 6, because the flexible effect of rubber tube 3, conical block 71 imbeds on the recess 31 that rubber tube 3 corresponds, simultaneously with the effect of viscose layer 72, realize the zonulae occludens between body 1 and the coupling 4.
The glue adding component with automatic adjustment is arranged on the fixed outer sleeve 7 and comprises a glue storage shell 8, the glue storage shell 8 is welded on the fixed outer sleeve 7, a sponge block 81 is inserted in the glue storage shell 8 and is attached to the inner wall of the glue storage shell 8, glue is stored in the sponge block 81, a seal block 82 is fixedly mounted on the outer side of the glue storage shell 8, the seal block 82 is fixed on the glue storage shell 8 through screw sealing, the sealing performance in the glue storage shell 8 is guaranteed, a suction pipe 83 is slidably inserted in the glue storage shell 8, one end of the suction pipe 83 penetrates through the fixed outer sleeve 7 and the conical block 71 and extends to a gap between the conical block 71 and the groove 31, the other end of the suction pipe 83 is attached to the sponge block 81, a limiting ring 84 is welded at one end of the suction pipe 83, the limiting ring 84 is used for supporting and limiting the suction pipe 83 when the sponge block 81 is replaced, the suction pipe 83 is prevented from dropping and losing, the suction pipe 83 is arranged in an inclined structure, the suction pipe 83 is convenient to flow viscose into a gap between the conical block 71 and the groove 31, the suction pipe 83 and the conical block 71 correspond to each other one by one, when the continuous viscose in the gap between the conical block 71 and the groove 31 is provided by the glue adding assembly due to the influence of factors such as external touch, the dropping between the pipe body 1 and the pipe joint 4 caused by the viscose failure two is avoided, and the service life of the explosion-proof flexible pipe is prolonged.
The working principle is as follows: in practical use, the end part of the rubber tube 3 is inserted between the fixed outer sleeve 7 and the inner lining 6, due to the flexible action of the rubber tube 3, the conical block 71 is embedded in the corresponding groove 31 of the rubber tube 3, at the same time, the tight connection between the pipe body 1 and the pipe joint 4 is realized under the action of the adhesive layer 72, when the suction pipe 83 is extruded to move by the rubber tube 3 due to the influence of external touch and other factors, the suction pipe 83 extrudes the sponge block 81 at the moment, so that the viscose in the sponge block 81 is extruded out, because the anti-explosion flexible pipe is in a shaking state, the adhesive flows into a gap between the conical block 71 and the groove 31 through the inclined suction pipe 83, the effect of the adhesive is kept, the falling-off between the pipe body 1 and the pipe joint 4 caused by the failure of the adhesive is avoided, in addition, the fixed installation of the sealing block 82 is ensured, the sponge block 81 is ensured to be replaced, the service life of the adhesive adding assembly is convenient to keep, and the service life of the anti-explosion flexible pipe is prolonged.
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. Explosion-proof flexible pipe, including body (1), its characterized in that: body (1) comprises inboard bellows (2) and the rubber tube (3) in the outside, the both ends of body (1) are provided with coupling (4), be provided with nut (5) on coupling (4), one side embedding of coupling (4) has inside lining (6), the tip outside of coupling (4) is provided with fixed overcoat (7), the inboard of fixed overcoat (7) is provided with toper piece (71), be provided with between fixed overcoat (7) and rubber tube (3), between inside lining (6) and rubber tube (3) viscose layer (72), the tip outside of rubber tube (3) is seted up flutedly (31), be provided with the subassembly of gluing that has automatic adjustment on fixed overcoat (7).
2. An explosion proof flexible pipe as set forth in claim 1, wherein: be provided with lead gasket (51) between nut (5) and coupling (4), the both ends of rubber tube (3) all bulge between fixed overcoat (7) and inside lining (6).
3. The explosion proof flexible pipe as recited in claim 1, wherein: the conical blocks (71) are arranged in a plurality of numbers, the conical blocks (71) are distributed along the axial direction of the fixing outer sleeve (7) in an arrayed mode, and the conical blocks (71) and the grooves (31) are correspondingly arranged.
4. The explosion proof flexible pipe as recited in claim 1, wherein: the glue adding assembly comprises a glue storage shell (8), a sponge block (81) is arranged in the glue storage shell (8), a sealing block (82) is arranged on the outer side of the glue storage shell (8), and a suction pipe (83) is inserted on the glue storage shell (8) in a sliding mode.
5. The explosion proof flexible pipe of claim 4, wherein: store up gluey casing (8) welding on fixed overcoat (7), the viscose has been stored in sponge piece (81), the one end of straw (83) is provided with spacing ring (84), straw (83) are the slope structure setting.
6. The explosion proof flexible pipe of claim 4, wherein: one end of the suction pipe (83) penetrates through the fixed outer sleeve (7) and the conical block (71) and extends to a gap between the conical block (71) and the groove (31), the other end of the suction pipe (83) is attached to the sponge block (81), and the suction pipe (83) corresponds to the conical block (71) one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122944354.XU CN217036663U (en) | 2021-11-29 | 2021-11-29 | Explosion-proof flexible pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122944354.XU CN217036663U (en) | 2021-11-29 | 2021-11-29 | Explosion-proof flexible pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217036663U true CN217036663U (en) | 2022-07-22 |
Family
ID=82440878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122944354.XU Expired - Fee Related CN217036663U (en) | 2021-11-29 | 2021-11-29 | Explosion-proof flexible pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217036663U (en) |
-
2021
- 2021-11-29 CN CN202122944354.XU patent/CN217036663U/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: 20220722 |