CN207880246U - A kind of combined type flexible Pressuretight sylphon bellows - Google Patents
A kind of combined type flexible Pressuretight sylphon bellows Download PDFInfo
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- CN207880246U CN207880246U CN201721787678.4U CN201721787678U CN207880246U CN 207880246 U CN207880246 U CN 207880246U CN 201721787678 U CN201721787678 U CN 201721787678U CN 207880246 U CN207880246 U CN 207880246U
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- connecting tube
- end connecting
- corrugated pipe
- combined type
- type flexible
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Abstract
The utility model discloses a kind of combined type flexible Pressuretight sylphon bellows, including first end connecting tube, second end connecting tube, Curved Corrugated pipe, the both ends of the Curved Corrugated pipe are connect with first end connecting tube and second end connecting tube respectively, the Curved Corrugated pipe is turgor pressure molding structure, and bent portion is provided in the first end connecting tube and/or second end connecting tube.A kind of combined type flexible Pressuretight sylphon bellows of the utility model, using the form of combination connection, adjust the adjusting compensation that straight tube can be used as whole pipe range, avoid occurring tubular length and the unmatched problem of actual installation size during the installation process, Curved Corrugated pipe is turgor pressure molding structure, it increases the flexibility of bellows while effectively absorbing vibrational energy, bent portion bends molding on bending machine by mold, the service life of part can effectively be extended, the utility model strong applicability, it is of low cost, crushing resistance is strong, service life is long, with flexible, light weight, it is corrosion-resistant, it is antifatigue, the advantages of high-low temperature resistant.
Description
【Technical field】
The utility model is related to convey the technical field of pipe fitting, more particularly to a kind of combined type flexible Pressuretight sylphon bellows.
【Background technology】
Bellows is installed on as a kind of flexible pressure-resistant pipe fitting in liquid conveying system, to compensate pipeline or machine, set
The effects that mutual displacement of standby connecting pin absorbs vibrational energy, can play vibration damping, noise reduction has flexible, light weight, resistance to
The multinomial features such as the antifatigue, high-low temperature resistant of burn into.Pipe fitting generally use steel tube bending in the prior art is molded, rotates ripple
Technique and the technique of built-in hose are produced, and there is a problem of following：1), steel tube bending completed state：It is bent using pipe
Processing and forming forms, and the relatively low position of some matching requirements is applied.Although low processing cost, it is not suitable with
Some Oscillation Amplitudes are larger, the position of amplitude time length, while service life is shorter；2) ripple state, is rotated：Using rotation
Technique carries out rotation wave processing to part, and part generally uses 0.3~0.5mm sheet steel pipes to process, since part tube wall is relatively thin, part
Service life it is relatively low；3), built-in hose state：Using centre polythene material hose, both ends use the technique of connector, add
Work hose, part processing cost is high, is generally used under hyperbaric environment.In addition to this, current bellows is usually integral type
Structure, often result in tubular length and the unmatched problem of actual installation size during installation, need to replace in time,
Otherwise installation period is delayed.In order to solve problem above, it is necessary to propose a kind of combined type flexible Pressuretight sylphon bellows.
【Utility model content】
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of combined type flexible pressure resistance ripple
Pipe aims to solve the problem that the technique productions for using steel tube bending molding, rotation damascene process and built-in hose in the prior art exist
The problem of applicability is low, service life is short and high processing costs, and using the structure of integral type, often result in the process of installation
Middle tubular length and the unmatched technical problem of actual installation size.
To achieve the above object, the utility model proposes a kind of combined type flexible Pressuretight sylphon bellows, including first end to connect
Take over, second end connecting tube, Curved Corrugated pipe, the both ends of the Curved Corrugated pipe respectively with first end connecting tube and second end
Connecting tube connects, and the Curved Corrugated pipe is turgor pressure molding structure, and the annular corrugated ring of turgor pressure, institute are carried on Curved Corrugated pipe
It is provided with bent portion in the first end connecting tube and/or second end connecting tube stated.
Preferably, further including adjusting straight tube, between the first end connecting tube and Curved Corrugated pipe and/or second end
By adjusting straight tube connection between connecting tube and Curved Corrugated pipe.
Preferably, the first end connecting tube, second end connecting tube, Curved Corrugated pipe and adjust straight tube tube body it is equal
It is welded by steel band and forms circular tube structure.
Preferably, the steel band uses the 304L stainless steels of 0.8mm-1.0mm thickness.
Preferably, the length of the adjusting straight tube can be according to the different length specification of actual installation Demand Design.
Preferably, the first end connecting tube, second end connecting tube, Curved Corrugated pipe and adjust straight tube both ends it is equal
Flange of the welding equipped with mounting hole, and connected between each other by flange fitted bolt.
Preferably, being provided with several circle seal grooves on the outer end face of the flange, pass through between two connected flanges
Sealing ring, which is arranged in seal groove, realizes sealed connection.
Preferably, bent portion is both provided in the first end connecting tube and second end connecting tube, described first
Hold the bent portion in connecting tube along the axial curving of first end connecting tube, the bent portion in the second end connecting tube
Along the axial curving of second end connecting tube.
Preferably, the bent portion is to bend molding structure by mold on bending machine.
The beneficial effects of the utility model：Compared with prior art, a kind of combined type flexible provided by the utility model is resistance to
Bellows is pressed, it is reasonable for structure, using first end connecting tube, second end connecting tube, Curved Corrugated pipe and adjust straight tube combination connection
Form, adjust straight tube can be used as whole pipe range adjusting compensation, avoid tubular length and reality occur during installation
The unmatched problem of installation dimension, it is only necessary to which the need of different installations can be met by taking the adjusting straight tube of several different length specifications
It asks；Curved Corrugated pipe is turgor pressure molding structure, not only increases the flexibility of bellows, while can effectively absorb vibrational energy, is risen
The effect of damping noise reducing；By the way that bent portion is arranged in first end connecting tube and second end connecting tube, to adapt to pipeline or machine, set
The installation space of standby connecting pin, facilitates installation, and bent portion bends molding on bending machine by mold, using bent tube technique,
Rather than the technique as rotated ripple is used, it can effectively extend the service life of part.A kind of combined type of the utility model is soft
Property Pressuretight sylphon bellows, strong applicability is of low cost, and crushing resistance is strong, and service life is long, have flexible, light weight, it is corrosion-resistant,
The advantages of antifatigue, high-low temperature resistant.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of explosive view of combined type flexible Pressuretight sylphon bellows of the utility model embodiment；
Fig. 2 is schematic diagram after a kind of assembling of combined type flexible Pressuretight sylphon bellows of the utility model embodiment；
Fig. 3 is the end view of the flange of the utility model embodiment.
【Specific implementation mode】
To make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments,
The present invention will be further described in detail.However, it should be understood that specific embodiment described herein is only used to solve
The utility model is released, the range being not intended to limit the utility model.In addition, in the following description, being omitted to known features
With the description of technology, to avoid the concept of the utility model is unnecessarily obscured.
Refering to fig. 1 to Fig. 3, the utility model embodiment provides a kind of combined type flexible Pressuretight sylphon bellows, including first end
Connecting tube 1, second end connecting tube 2, Curved Corrugated pipe 3, the both ends of the Curved Corrugated pipe 3 respectively with first end connecting tube 1
It is connected with second end connecting tube 2, the Curved Corrugated pipe 3 is turgor pressure molding structure, and turgor pressure ring is carried on Curved Corrugated pipe 3
Shape corrugated ring 31 is provided with bent portion 4 in the first end connecting tube 1 and/or second end connecting tube 2.
Further, further include adjusting straight tube 5, between the first end connecting tube 1 and Curved Corrugated pipe 3 and/or the
It is connected between two end connecting tubes 2 and Curved Corrugated pipe 3 by adjusting straight tube 5.
Further, the first end connecting tube 1, second end connecting tube 2, Curved Corrugated pipe 3 and the pipe for adjusting straight tube 5
Body is welded to form circular tube structure by steel band, and the steel band uses the 304L stainless steels of 0.8mm-1.0mm thickness, reference material
Standard U.S. ASTM productions, can increase corrosion-resistant, antifatigue, high-low temperature resistant the performance of part.
Wherein, the length of the adjusting straight tube 5 can be utilized according to the different length specification of actual installation Demand Design
It adjusts straight tube 5 and conciliation compensation is done to tube body overall length, meet different production requirements, therefore can be to first end connecting tube 1, second end
Connecting tube 2, Curved Corrugated pipe 3 and adjusting straight tube 5 carry out mass production, and the specification for producing different length adjusts straight tube 5,
During actual assembled, it is only necessary to the adjusting straight tube 5 with caliber different length specification is carried, according to actual installation requirements
It is assembled, meets different installation requirements, during actual assembled, if in first end connecting tube 1 and second end connecting tube 2
Bent portion 4 and machine, equipment interfere, also can adjust straight tube 5 in connection in first end connecting tube 1 and second end connecting tube 2,
To adapt to the installation space of pipeline or machine, equipment connecting pin.
Further, the first end connecting tube 1, second end connecting tube 2, Curved Corrugated pipe 3 and adjust straight tube 5 two
End flange 6 of the welding equipped with mounting hole 61, and connected between each other by 6 fitted bolt of flange, outside the flange 6
It is provided with several circle seal grooves 62 on end face, is realized in seal groove 62 by sealing ring setting between two connected flanges 6 close
Envelope connection.
Further, it is both provided with bent portion 4 in the first end connecting tube 1 and second end connecting tube 2, it is described
Bent portion 4 in first end connecting tube 1 along first end connecting tube 1 axial curving, in the second end connecting tube 2
Bent portion 4 along second end connecting tube 2 axial curving.
In the utility model embodiment, the bent portion 4 is to bend molding structure by mold on bending machine.
The utility model also proposed a kind of processing method of combined type flexible Pressuretight sylphon bellows, be as follows：
By steel band by rolling, welding, and pipe is made according to the cut-out molding of different pipe range length in S1, pipe processing, right
It is cut directly into the straight pipe of different length in the pipe for being processed into adjusting straight tube 5；
S2, bending tube forming lead to for being processed into the pipe of first end connecting tube 1 and second end connecting tube 2 on bending machine
Cross mold needs size to be bent into bent portion 4 pipe according to drawing；
S3, turgor pressure ring wave use turgor pressure moulding process for being processed into the pipe of Curved Corrugated pipe 3 according to drawing requirement
Process the annular corrugated ring of turgor pressure 31；
S4, flange assembly and welding are all made of at the both ends for the straight pipe for bending molding, turgor pressure molding and different length
Soldering processes carry out the welding of flange 6, respectively obtain first end connecting tube 1, second end connecting tube 2, Curved Corrugated pipe 3 and adjust
Straight tube 5；
S5, class wrapping.
A kind of combined type flexible Pressuretight sylphon bellows of the utility model, using first end connecting tube 1, second end connecting tube 2, curved
Bent bellows 3 and the form for adjusting the combination connection of straight tube 5 adjust the adjusting compensation that straight tube 5 can be used as whole pipe range, avoid pacifying
Occur tubular length and the unmatched problem of actual installation size during dress, it is only necessary to take several different length specifications
The needs of different installations can be met by adjusting straight tube 5；Curved Corrugated pipe 3 is turgor pressure molding structure, not only increases bellows
Flexibility, while vibrational energy can be effectively absorbed, play the effect of damping noise reducing；By being connected with second end in first end connecting tube 1
Pipe 2 is arranged bent portion 4 and facilitates installation, and bent portion 4 is in bend pipe to adapt to the installation space of pipeline or machine, equipment connecting pin
Molding is bent by mold on machine, using bent tube technique rather than the technique as rotated ripple is used, is in vibration for a long time
State be easy to allow the angle of part to generate the service life that fatigue fracture extends part.A kind of combination of the utility model
Formula flexible pressure-resistant bellows, strong applicability is of low cost, and crushing resistance is strong, and service life is long, has flexible, light weight, corrosion resistant
The advantages of erosion, antifatigue, high-low temperature resistant.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent replacement or improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (9)
1. a kind of combined type flexible Pressuretight sylphon bellows, it is characterised in that：Including first end connecting tube (1), second end connecting tube
(2), the both ends of Curved Corrugated pipe (3), the Curved Corrugated pipe (3) are connect with first end connecting tube (1) and second end respectively
(2) connection is managed, the Curved Corrugated pipe (3) is turgor pressure molding structure, and annular corrugated with turgor pressure on Curved Corrugated pipe (3)
Ring (31) is provided with bent portion (4) in the first end connecting tube (1) and/or second end connecting tube (2).
2. a kind of combined type flexible Pressuretight sylphon bellows as described in claim 1, it is characterised in that：Further include adjusting straight tube (5),
Between the first end connecting tube (1) and Curved Corrugated pipe (3) and/or second end connecting tube (2) and Curved Corrugated pipe (3) it
Between pass through adjust straight tube (5) connect.
3. a kind of combined type flexible Pressuretight sylphon bellows as claimed in claim 2, it is characterised in that：The first end connecting tube
(1), the tube body of second end connecting tube (2), Curved Corrugated pipe (3) and adjusting straight tube (5) is welded to form circular tube structure by steel band.
4. a kind of combined type flexible Pressuretight sylphon bellows as claimed in claim 3, it is characterised in that：The steel band uses
The 304L stainless steels of 0.8mm-1.0mm thickness.
5. a kind of combined type flexible Pressuretight sylphon bellows as claimed in claim 2, it is characterised in that：The adjusting straight tube (5)
Length can be according to the different length specification of actual installation Demand Design.
6. a kind of combined type flexible Pressuretight sylphon bellows as claimed in claim 2, it is characterised in that：The first end connecting tube
(1), the method equipped with mounting hole (61) is welded at the both ends of second end connecting tube (2), Curved Corrugated pipe (3) and adjusting straight tube (5)
Blue (6), and connected between each other by flange (6) fitted bolt.
7. a kind of combined type flexible Pressuretight sylphon bellows as claimed in claim 6, it is characterised in that：Outside the flange (6)
It is provided with several circle seal grooves (62) on end face, is arranged in seal groove (62) by sealing ring between connected two flanges (6)
It realizes and is tightly connected.
8. a kind of combined type flexible Pressuretight sylphon bellows as described in claim 1, it is characterised in that：The first end connecting tube
(1) and in second end connecting tube (2) it is both provided with bent portion (4), bent portion (4) edge in the first end connecting tube (1)
The axial curving of first end connecting tube (1), the bent portion (4) in the second end connecting tube (2) is along second end
The axial curving of connecting tube (2).
9. a kind of combined type flexible Pressuretight sylphon bellows as described in claim 1 or 8, it is characterised in that：The bent portion (4)
It is that molding structure is bent by mold on bending machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721787678.4U CN207880246U (en) | 2017-12-19 | 2017-12-19 | A kind of combined type flexible Pressuretight sylphon bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721787678.4U CN207880246U (en) | 2017-12-19 | 2017-12-19 | A kind of combined type flexible Pressuretight sylphon bellows |
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| Publication Number | Publication Date |
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| CN207880246U true CN207880246U (en) | 2018-09-18 |
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| CN201721787678.4U Active CN207880246U (en) | 2017-12-19 | 2017-12-19 | A kind of combined type flexible Pressuretight sylphon bellows |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119713A (en) * | 2017-12-19 | 2018-06-05 | 浙江方圆机电设备制造有限公司 | A kind of combined type flexible Pressuretight sylphon bellows |
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2017
- 2017-12-19 CN CN201721787678.4U patent/CN207880246U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119713A (en) * | 2017-12-19 | 2018-06-05 | 浙江方圆机电设备制造有限公司 | A kind of combined type flexible Pressuretight sylphon bellows |
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