CN208670338U - A kind of sleeve for the connection of flexible sealing conduit - Google Patents
A kind of sleeve for the connection of flexible sealing conduit Download PDFInfo
- Publication number
- CN208670338U CN208670338U CN201821364215.1U CN201821364215U CN208670338U CN 208670338 U CN208670338 U CN 208670338U CN 201821364215 U CN201821364215 U CN 201821364215U CN 208670338 U CN208670338 U CN 208670338U
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- Prior art keywords
- fin
- sleeve
- cylinder
- wall
- connection
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Abstract
The utility model discloses a kind of sleeves for the connection of flexible sealing conduit, belong to conduit connection field of sealing technology, including cylinder, at least two fin, each two storage grooves and backup seal；The backup seal is placed in storage groove, and when work is in compressive state always；The storage groove is symmetrically looped around the both ends of cylinder body outer wall, and protrudes from cylinder body outer wall；The fin surround and is vertically fixed on cylinder body outer wall, and parallel to each other between fin and interval is uniform and is symmetrically disposed between two storage grooves；The fin thickness is less than the thickness of two wall of storage groove, and distance is less than 3mm between fin, highly concordant with storage groove highest point.Due to the structure, can be replaced in time with backup seal when sealing ring fails, backup seal plays the role of being made locked clip device by compression swelling simultaneously, and fin plays the suggesting effect of over-voltage in good heat dissipation and pipe.
Description
Technical field
The utility model belong to conduit connection field of sealing technology, relate in particular to it is a kind of for flexible sealing conduit connection
Sleeve.
Background technique
First generation piping connection is connected using bulky ring flange, and ring flange is linked together with bolt, this kind
Type of attachment part is more heavy, and installation is inconvenient；Second generation piping connection is used using surface cover sebific duct outside two conduits
The type of attachment that two clips are attached, clip form (such as HB3-9, HB3- by band, bolt, nut, casing, washer
30, the detachable clip of HB3-31), this kind of clip part is still more heavy, installation is inconvenient；Third generation piping connection is adopted
It is conduit Quick Release Hoop, this kind of clip is by band, bolt, nut, casing, washer, retainer ring, rigid flanges, sealing ring etc.
Part composition (such as HB6521 conduit connects Quick Release Hoop), clip part is still heavy, and installs also inconvenience；4th
For the aluminum alloy conduit flexible connection forms that piping connection is formed using clip, sealing ring, pipe sleeve, sleeve, conduit passes through
Pipe sleeve covers in sleeve, forms piping connection sealing by the sealing ring on pipe sleeve, clip housing prevents pipe sleeve on sleeve
It falls off out of sleeve.This clip lighter in weight, it is easy for installation, with certain axial displacement compensation and angle compensation.
But due to pipe sleeve be in sleeve can movable and fluid temperature it is excessively high, all by aggravate sealing ring abrasion and
Leakproofness is influenced, security risk will be present if cannot replace in time.And existing sleeve can not play asking for observation loine pressure
Topic, equally exists certain security risk.
Utility model content
The purpose of this utility model is to provide a kind of sleeve for the connection of flexible sealing conduit in view of the above shortcomings,
With backup seal, good heat dissipation passes by the characteristics such as pressure convenient for sighting tube.To achieve the above object, the utility model mentions
For following technical solution:
A kind of sleeve for the connection of flexible sealing conduit, fin 22 including cylinder 21, at least two, each two deposit
Put slot 23 and backup seal 24；The backup seal 24 is placed in storage groove 23, and when work is in compressive state always；Institute
The both ends that storage groove 23 is symmetrically looped around 21 outer wall of cylinder are stated, and protrude from 21 outer wall of cylinder；The fin 22 is circular and vertical
Be fixed on 21 outer wall of cylinder, it is parallel to each other between fin 22 and interval uniformly and be symmetrically disposed in two storage grooves 23 it
Between；22 thickness of fin is less than the thickness of 23 liang of walls of storage groove, and distance is less than 3mm between fin 22, highly with storage groove 23
Highest point is concordant.
In order to further perfect, the storage groove 23 is less than close to its height of the wall of 21 one end of cylinder far from 21 one end of cylinder
Wall height, and storage groove 23 close to 21 one end of cylinder wall at the top of be arc.
In order to further perfect, 21 material of cylinder is aluminium alloy or stainless steel or titanium alloy.
In order to further perfect, the backup seal 24 is made of O-ring and L shape circle two parts, and L shape circle pushes O
Shape circle.
In order to further perfect, the L shape loop material is polytetrafluoroethylene (PTFE).
In order to further perfect, the backup seal 24 is O-ring.
In order to further perfect, the O-ring material is ethylene propylene diene rubber or fluorubber or fluorine silicone rubber or perfluor rubber
Glue or nitrile rubber.
In order to further perfect, storage groove 23 and cylinder 21 are an entirety.
In order to further perfect, fin 22 is that a whole or discrete fixation is linked together with cylinder 21.
The beneficial effects of the utility model are:
1. a kind of sleeve for the connection of flexible sealing conduit of the utility model, including each two storage grooves and standby
The backup seal replacement on sleeve can be timely used in sealing ring failure with sealing ring；
2. a kind of sleeve for the connection of flexible sealing conduit of the utility model, backup seal are placed in storage groove,
Always compressive state is in when work；Backup seal compression-expansion guarantees the locked clip device of bush outer sleeve, and with damping
Effect；
3. a kind of sleeve for the connection of flexible sealing conduit of the utility model, fin surround and are vertically fixed on cylinder
On external wall, parallel to each other between fin and interval is uniform and is symmetrically disposed between two storage grooves；The fin thickness
Less than the thickness of two wall of storage groove, distance is less than 3mm between fin, highly concordant with storage groove highest point；Fin plays well
Heat spreading function.Since storage groove is at sleeve both ends, so sleeve both ends are thicker than centre, it, will in the middle part of sleeve when pipeline over-voltage
Protuberance, fin become not parallel, are exaggerated the state of over-voltage, convenient for observation.
Detailed description of the invention
Fig. 1 is the tube-in-tube structure schematic diagram for the connection of flexible sealing conduit of the utility model；
In attached drawing: 21- cylinder, 22- fin, 23- storage groove, 24- backup seal.
Specific embodiment
With reference to the accompanying drawing with specific embodiment, the utility model is further described, but the utility model
It is not limited to following embodiment.
A kind of sleeve for the connection of flexible sealing conduit, the sleeve generally cooperate conduit and clip combination with pipe sleeve
It uses.Pipe sleeve covers in sleeve, forms piping connection sealing by the sealing ring on pipe sleeve, clip housing is prevented on sleeve
Only pipe sleeve falls off out of sleeve.
See attached drawing 1.A kind of sleeve for the connection of flexible sealing conduit of the utility model, including cylinder 21, at least two
A fin 22, each two storage grooves 23 and backup seal 24；In the sealing ring failure on pipe sleeve, set can be timely used
Backup seal replacement on cylinder；The backup seal 24 is placed in storage groove 23, and when work is in compressive state always；It is standby
With sealing ring compression-expansion, guarantee the locked clip device of bush outer sleeve；
The storage groove 23 is symmetrically looped around the both ends of 21 outer wall of cylinder, and protrudes from 21 outer wall of cylinder；The fin 22
It surround and is vertically fixed on 21 outer wall of cylinder, parallel to each other between fin 22 and interval uniformly and is symmetrically disposed in two and deposits
It puts between slot 23；Since storage groove is at sleeve both ends, so sleeve both ends are thicker than centre, it, will in the middle part of sleeve when pipeline over-voltage
Protuberance, fin become not parallel, are exaggerated the state of over-voltage, pass by pressure convenient for observation tube.
22 thickness of fin is less than the thickness of 23 liang of walls of storage groove, and distance is less than 3mm between fin 22, highly with storage
23 highest point of slot is concordant.Fin 22 plays good heat spreading function, avoids line temperature excessively high, influences the leakproofness of sealing ring.
The height dimension of fin is bigger on heat dissipation effect influence than thickness, and fin 22 is made to reach maximum height, height and storage groove
23 highest points are concordant, avoid the extruding by clip.Distance cannot be excessive between fin 22, will affect whether parallel observation is imitated
Fruit.
The storage groove 23 is less than the height of the wall far from 21 one end of cylinder, side close to its height of the wall of 21 one end of cylinder
Just backup seal 24 is removed from sleeve, and storage groove 23 is arc at the top of the wall of 21 one end of cylinder, when avoiding removing
Scratch backup seal 24.
21 material of cylinder is aluminium alloy or stainless steel or titanium alloy.The backup seal 24 can by O-ring and
L shape circle two parts composition, L shape circle push O-ring.The O-ring material is ethylene propylene diene rubber or fluorubber or fluorine silicon rubber
Glue or perfluoroelastomer or nitrile rubber, elasticity is good, and main function is the vibration for adapting to seal clearance；The L shape loop material is
Polytetrafluoroethylene (PTFE), coefficient of friction is small, and intensity is big, extremely wear-resisting；The backup seal 24 can also be individually for O-ring, because
It is only interim spare.Storage groove 23 and cylinder 21 can be an entirety.Fin 22 is one whole or discrete solid with cylinder 21
Surely it is linked together.
In conclusion the utility model discloses a kind of sleeve for the connection of flexible sealing conduit, including cylinder, at least
Two fins, each two storage grooves and backup seal；The backup seal is placed in storage groove, and when work is located always
In compressive state；The storage groove is symmetrically looped around the both ends of cylinder body outer wall, and protrudes from cylinder body outer wall；The fin surround and
It is vertically fixed on cylinder body outer wall, parallel to each other between fin and interval is uniform and is symmetrically disposed between two storage grooves；
The fin thickness is less than the thickness of two wall of storage groove, and distance is less than 3mm between fin, highly concordant with storage groove highest point.
Due to the structure, can be replaced in time with backup seal, backup seal plays simultaneously to be made by compression swelling when sealing ring fails
Locked clip device effect, and fin plays the suggesting effect of over-voltage in good heat dissipation and pipe.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported
Used in other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of sleeve for the connection of flexible sealing conduit, which is characterized in that the fin including cylinder (21), at least two
(22), each two storage grooves (23) and backup seal (24)；The backup seal (24) is placed in storage groove (23), work
Always compressive state is in when making；The storage groove (23) is symmetrically looped around the both ends of cylinder (21) outer wall, and protrudes from cylinder
(21) outer wall；The fin (22) surround and be vertically fixed on cylinder (21) outer wall, it is parallel to each other between fin (22) and
Every uniformly and be symmetrically disposed between two storage grooves (23)；Fin (22) thickness is less than the thickness of (23) two wall of storage groove
It spends, distance is less than 3mm between fin (22), highly concordant with storage groove (23) highest point.
2. a kind of sleeve for the connection of flexible sealing conduit according to claim 1, which is characterized in that the storage groove
(23) it is less than the height of the wall far from cylinder (21) end close to its height of wall of cylinder (21) one end, and storage groove (23) is close
It is arc at the top of the wall of cylinder (21) one end.
3. a kind of sleeve for the connection of flexible sealing conduit according to claim 1, which is characterized in that the cylinder
(21) material is aluminium alloy or stainless steel or titanium alloy.
4. a kind of sleeve for the connection of flexible sealing conduit according to claim 1, which is characterized in that described spare close
Seal (24) is made of O-ring and L shape circle two parts, and L shape circle pushes O-ring.
5. a kind of sleeve for the connection of flexible sealing conduit according to claim 4, which is characterized in that the L shape circle
Material is polytetrafluoroethylene (PTFE).
6. a kind of sleeve for the connection of flexible sealing conduit according to claim 1, which is characterized in that described spare close
Seal (24) is O-ring.
7. a kind of sleeve for the connection of flexible sealing conduit according to one of claim 5 or 6, which is characterized in that institute
Stating O-ring material is ethylene propylene diene rubber or fluorubber or fluorine silicone rubber or perfluoroelastomer or nitrile rubber.
8. a kind of sleeve for the connection of flexible sealing conduit described in one of -6 according to claim 1, which is characterized in that storage
Slot (23) and cylinder (21) are an entirety.
9. a kind of sleeve for the connection of flexible sealing conduit described in one of -6 according to claim 1, which is characterized in that fin
It (22) is that a whole or discrete fixation is linked together with cylinder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821364215.1U CN208670338U (en) | 2018-08-23 | 2018-08-23 | A kind of sleeve for the connection of flexible sealing conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821364215.1U CN208670338U (en) | 2018-08-23 | 2018-08-23 | A kind of sleeve for the connection of flexible sealing conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670338U true CN208670338U (en) | 2019-03-29 |
Family
ID=65839373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821364215.1U Expired - Fee Related CN208670338U (en) | 2018-08-23 | 2018-08-23 | A kind of sleeve for the connection of flexible sealing conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653865A (en) * | 2021-08-31 | 2021-11-16 | 昆明理工大学 | Underground pipe network pipeline connection sealing device and method |
-
2018
- 2018-08-23 CN CN201821364215.1U patent/CN208670338U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653865A (en) * | 2021-08-31 | 2021-11-16 | 昆明理工大学 | Underground pipe network pipeline connection sealing device and method |
| CN113653865B (en) * | 2021-08-31 | 2022-05-06 | 昆明理工大学 | Underground pipe network pipeline connection sealing device and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210823 |