CN209385899U - A kind of double-ply bellows compensator - Google Patents
A kind of double-ply bellows compensator Download PDFInfo
- Publication number
- CN209385899U CN209385899U CN201822192002.1U CN201822192002U CN209385899U CN 209385899 U CN209385899 U CN 209385899U CN 201822192002 U CN201822192002 U CN 201822192002U CN 209385899 U CN209385899 U CN 209385899U
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- CN
- China
- Prior art keywords
- cushion chamber
- welded
- wall
- pressure ram
- double
- 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
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Abstract
The utility model discloses a kind of double-ply bellows compensators, including outward corrugated tube and inner corrugated pipe, ring flange is welded on the both ends of the outward corrugated tube and inner corrugated pipe the same side, two ring flanges side close to each other offers the first slide opening, the same support rod is slidably fitted in two the first slide openings, sliding sleeve is set there are two pressure ram on support rod, cushion chamber is offered on two ring flanges, the same fixed pole is welded on the two sides inner wall of cushion chamber, pressure ram is slidably located in fixed pole, spring there are two being arranged in fixed pole, two spring one end close to each other in same cushion chamber are respectively welded at the two sides of pressure ram, the other end of two springs is respectively welded on the two sides inner wall of cushion chamber, the second slide opening is offered on the inner wall of the cushion chamber side.The utility model practicability is good, by the bradyseism of spring and the extruding to ripple chamber air, reduces the excessive compression to bellows, enhances the crushing resistance of bellows.
Description
Technical field
The utility model relates to corrugated expansion joint field more particularly to a kind of double-ply bellows compensators.
Background technique
A kind of expansion joint made of bellows expansion joint (compensator) metal bellows.It can stretch in the axial direction,
Also allow a small amount of bending, with carrying out axial length compensation on pipeline.It is more than in order to prevent the compensation rate allowed, in bellows two
End is provided with protection pull rod or protection ring, and guiding trestle is arranged on the both ends pipeline coupled with it.Currently also there is the double-deck ripple
Pipe compensator avoids leaking because tube wall ruptures, but double-ply bellows presence as common bellows is easily damaged, resistance to compression
Inadequate problem.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of double-ply bellows proposed
Compensator.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of double-ply bellows compensator, including outward corrugated tube and inner corrugated pipe, the outward corrugated tube and inner corrugated pipe are same
It is welded with ring flange on the both ends of side, two ring flanges side close to each other offers the first slide opening, and two first
The same support rod is slidably fitted in slide opening, sliding sleeve is set there are two pressure ram on support rod, is opened up on two ring flanges
There is cushion chamber, be welded with the same fixed pole on the two sides inner wall of cushion chamber, pressure ram is slidably located in fixed pole, is arranged in fixed pole
There are two spring, two spring one end close to each other in same cushion chamber are respectively welded at the two sides of pressure ram, two bullets
The other end of spring is respectively welded on the two sides inner wall of cushion chamber, offers the second slide opening on the inner wall of the cushion chamber side,
Annular seben is slidably fitted in second slide opening, the side of annular seben is fixedly installed with ring plug, the bottom of the pressure ram
It is mutually welded with the top of annular seben.
Preferably, the ring plug is slidably mounted in the bellows chamber of outward corrugated tube and inner corrugated pipe formation close to each other.
Preferably, rubber sleeve is arranged on the ring plug, ring plug is bonded with the inner wall of bellows chamber.
Preferably, the both ends of the support rod are welded with limited cap.
Preferably, it states and is slidably fitted with waterproof plug on the outside of annular seben, waterproof plug is fixedly mounted on the interior of the second slide opening
On wall.
Preferably, it is welded with the same balancing pole on the two sides inner wall of the cushion chamber, pressure ram is slidably located in balance
The outside of bar.
Compared with prior art, the utility model has the beneficial effects that passing through ring flange, spring, pressure ram, gear, ring
Shape seben and ring plug cooperate, and when depressed, two ring flanges are close to each other, and ring flange drives spring to squeeze
Bar, pressure ram drive annular seben mobile, and ring plug strip moves ring plug movement, and the utility model practicability is good, passes through spring
Bradyseism and extruding to ripple chamber air, reduce the excessive compression to bellows, enhance the crushing resistance of bellows.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of double-ply bellows compensator structural schematic diagram；
Fig. 2 be the utility model proposes a kind of double-ply bellows compensator part A structural schematic diagram.
In figure: 1 outward corrugated tube, 2 inner corrugated pipes, 3 ring flanges, 4 first slide openings, 5 support rods, 6 pressure rams, 7 cushion chambers, 8
Fixed pole, 9 springs, 10 second slide openings, 11 annular sebens, 12 ring plugs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of double-ply bellows compensator, including outward corrugated tube 1 and inner corrugated pipe 2, outward corrugated tube 1 and interior
Ring flange 3 is welded on the both ends of 2 the same side of bellows, it is sliding that two ring flanges 3 side close to each other offers first
Hole 4 is slidably fitted with the same support rod 5 in two the first slide openings 4, and sliding sleeve is set there are two pressure ram 6 on support rod 5, and two
Cushion chamber 7 is offered on a ring flange 3, and the same fixed pole 8,6 sliding sleeve of pressure ram are welded on the two sides inner wall of cushion chamber 7
It is located in fixed pole 8, is arranged in fixed pole 8 there are two spring 9, one end difference close to each other of two springs 9 in same cushion chamber 7
The two sides of pressure ram 6 are welded on, the other end of two springs 9 is respectively welded on the two sides inner wall of cushion chamber 7, cushion chamber 7 one
The second slide opening 10 is offered on the inner wall of side, and annular seben 11, the side of annular seben 11 are slidably fitted in the second slide opening 10
It is fixedly installed with ring plug 12, the bottom of pressure ram 6 and the top of annular seben 11 are mutually welded, by ring flange 3, spring 9, squeezed
Compression bar 6, gear 13, annular seben 11 and ring plug 12 cooperate, and when depressed, two ring flanges 3 are close to each other, method
Blue disk 3 drives spring to squeeze pressure ram 6, pressure ram 6 drives annular seben 11 mobile, and annular seben 11 drives ring plug 12 to move
Dynamic, the utility model practicability is good, by the bradyseism of spring 9 and the extruding to ripple chamber air, reduces to bellows
Excessive compression enhances the crushing resistance of bellows.
In the utility model, ring plug 12 is slidably mounted on the ripple of outward corrugated tube 1 and the formation close to each other of inner corrugated pipe 2
It is intracavitary, rubber sleeve is arranged on ring plug 12, ring plug 12 is bonded with the inner wall of bellows chamber, and the both ends of support rod 5 are welded with
Limited cap, the outside of shape seben 11 are slidably fitted with waterproof plug, and waterproof plug is fixedly mounted on the inner wall of the second slide opening 10, buffering
Be welded with the same balancing pole on the two sides inner wall of chamber 7, pressure ram 6 is slidably located in the outside of balancing pole, by ring flange 3,
Spring 9, pressure ram 6, gear 13, annular seben 11 and ring plug 12 cooperate, when depressed, two 3 phases of ring flange
Mutually close, ring flange 3 drives spring to squeeze pressure ram 6, pressure ram 6 to drive annular seben 11 mobile, and annular seben 11 is with rotating ring
Shape plug 12 is mobile, and the utility model practicability is good, by the bradyseism of spring 9 and the extruding to ripple chamber air, reduces pair
The excessive compression of bellows enhances the crushing resistance of bellows.
Working principle: when bellows is squeezed, two ring flanges 3 are close to each other, and ring flange 3 drives spring 9 to squeeze
Pressure ram 6, so that reducing the crushing strength to bellows at the first time, pressure ram 6 slides in fixed pole 8 and support rod 5 simultaneously,
Pressure ram 6 drives annular seben 11 to move in the second slide opening 10, and annular seben 11 drives ring plug 12 to move in bellows chamber,
The air that ring plug 12 squeezes in bellows chamber enhances the crushing resistance of bellows so that the pressure in bellows chamber increases.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of double-ply bellows compensator, including outward corrugated tube (1) and inner corrugated pipe (2), which is characterized in that the outer ripple
It manages and is welded with ring flange (3) on the both ends of (1) and inner corrugated pipe (2) the same side, two ring flanges (3) side close to each other
It offers the first slide opening (4), is slidably fitted with the same support rod (5) in two the first slide openings (4), it is sliding on support rod (5)
It moves there are two being arranged pressure ram (6), is offered cushion chamber (7) on two ring flanges (3), on the two sides inner wall of cushion chamber (7)
It being welded with the same fixed pole (8), pressure ram (6) is slidably located on fixed pole (8), it is arranged in fixed pole (8) there are two spring (9),
Two spring (9) one end close to each other in same cushion chamber (7) are respectively welded at the two sides of pressure ram (6), two springs
(9) the other end is respectively welded on the two sides inner wall of cushion chamber (7), and is offered on the inner wall of cushion chamber (7) side
Two slide openings (10), the second slide opening (10) is interior to be slidably fitted with annular seben (11), and the side of annular seben (11) is fixedly installed with
Ring plug (12), the bottom of the pressure ram (6) and the top of annular seben (11) are mutually welded.
2. a kind of double-ply bellows compensator according to claim 1, which is characterized in that ring plug (12) the sliding peace
In outward corrugated tube (1) and the bellows chamber of inner corrugated pipe (2) formation close to each other.
3. a kind of double-ply bellows compensator according to claim 1, which is characterized in that be arranged on the ring plug (12)
Rubber sleeve, ring plug (12) are bonded with the inner wall of bellows chamber.
4. a kind of double-ply bellows compensator according to claim 1, which is characterized in that the both ends of the support rod (5)
It is welded with limited cap.
5. a kind of double-ply bellows compensator according to claim 1, which is characterized in that outside the annular seben (11)
Slideslip is equipped with waterproof plug, and waterproof plug is fixedly mounted on the inner wall of the second slide opening (10).
6. a kind of double-ply bellows compensator according to claim 1, which is characterized in that the two sides of the cushion chamber (7)
It is welded with the same balancing pole on inner wall, pressure ram (6) is slidably located in the outside of balancing pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822192002.1U CN209385899U (en) | 2018-12-26 | 2018-12-26 | A kind of double-ply bellows compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822192002.1U CN209385899U (en) | 2018-12-26 | 2018-12-26 | A kind of double-ply bellows compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385899U true CN209385899U (en) | 2019-09-13 |
Family
ID=67873286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822192002.1U Expired - Fee Related CN209385899U (en) | 2018-12-26 | 2018-12-26 | A kind of double-ply bellows compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750197A (en) * | 2020-08-06 | 2020-10-09 | 山东华舜重工集团有限公司 | Large double-layer corrugated expansion joint |
-
2018
- 2018-12-26 CN CN201822192002.1U patent/CN209385899U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750197A (en) * | 2020-08-06 | 2020-10-09 | 山东华舜重工集团有限公司 | Large double-layer corrugated expansion joint |
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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: 20190913 Termination date: 20211226 |