CN209671787U - The improved device of double wall corrugated high-density polyethylene pipes - Google Patents
The improved device of double wall corrugated high-density polyethylene pipes Download PDFInfo
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- CN209671787U CN209671787U CN201920373215.6U CN201920373215U CN209671787U CN 209671787 U CN209671787 U CN 209671787U CN 201920373215 U CN201920373215 U CN 201920373215U CN 209671787 U CN209671787 U CN 209671787U
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Abstract
The utility model relates to bellows fields, the specially improved device of double wall corrugated high-density polyethylene pipes, including outer tube, several groups telescopic joint is equidistantly evenly arranged on the outer tube, and telescopic joint is symmetrical above and below is provided with two groups of sliding shoes, welding is provided with clamping block on the sliding shoe, and clamping block is assigned and is arranged in telescopic joint, it is assigned in the sliding shoe and is provided with sliding sleeve, and it is assigned in sliding sleeve and is provided with sizing bar, sizing bar both ends fitting is provided with movable sleeve, and welding is provided with extension spring between movable sleeve inner wall and sizing bar end, the movable sleeve, which is assigned, to be arranged in terminal pad, and terminal pad is symmetrically set with two groups, sealing ring is equipped with by gluing in the terminal pad.The device is connected by clamping block with sliding shoe by telescopic joint, carries out axial limit to avoid telescopic joint axial torsion to sliding shoe by sizing bar.
Description
Technical field
The utility model relates to Bellows Technology fields, the specially improved device of double wall corrugated high-density polyethylene pipes.
Background technique
Bellows mainly includes metal bellows, expansion bellow, corrugated tube, diaphragm and diaphragm capsule and metal hose etc..
Metal bellows is mainly used in the effects of compensation pipes thermal deformation, damping, absorption line sedimentation and deformation, is widely used in stone
The industries such as change, instrument, space flight, chemical industry, electric power, cement, metallurgy.
Existing bellows is mostly single wall face bellows, and structural strength is lower, and existing bellows only has bending
Reverse buffer function, and it is axial rotate that stressed effect is then poor, when bellows axially loaded, is then easy to appear the fracture of ripple section
Phenomenon, and since installation positioning is there are error in actual installation process, bellows may be influenced by axial force.
If such ask can be able to solve if a kind of ripple section for avoiding torsion and still there is Telescopic of utility model
Topic, we provide the improved devices of double wall corrugated high-density polyethylene pipes thus.
Utility model content
The purpose of this utility model is to provide the improved devices of double wall corrugated high-density polyethylene pipes, above-mentioned to solve
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: double wall corrugated high-density polyethylene pipes change
Good device, including outer tube are equidistantly evenly arranged with several groups telescopic joint on the outer tube, and telescopic joint is symmetrical above and below is provided with two
Sliding shoe is organized, welding is provided with clamping block on the sliding shoe, and clamping block is assigned and is arranged in telescopic joint, in the sliding shoe
It assigns and is provided with sliding sleeve, and assigned in sliding sleeve and be provided with sizing bar, sizing bar both ends fitting is provided with movable sleeve, and activity
Welding is provided with extension spring between set inner wall and sizing bar end, and the movable sleeve, which is assigned, to be arranged in terminal pad, and
Terminal pad is symmetrically set with two groups, is equipped with sealing ring by gluing in the terminal pad, and the connection on the outside of sealing ring
Equidistant uniform ring offers several groups bolt hole around perforation on disk wall surface, and the terminal pad center, which is assigned, is provided with mounting ring, and
Equidistant uniform ring is provided with four groups of positioning edges around welding outside mounting ring, and the mounting ring inner ring is equipped with inner tube, and inner tube wall
Face is nested interior pushing out ring, and pad pipe is provided between said inner tube and outer tube, and if in pad pipe equidistant uniform ring bypass be equipped with
Group snorkel is done, has equal compression ring, equal nesting in the telescopic joint by groove installation settings in the mounting ring interior sidewall surface
It is provided with elastic balloon.
Preferably, the clamping block is the T-type tenon that welding is arranged on sliding shoe, and clamping block is bonded telescopic joint inner wall
Face bending setting.
Preferably, the equal compression ring is the annular groove of inside side opening, and Non-return air valve penetrates through equal compression ring and mounting ring peace
Dress, the mounting ring outer side surface offer the groove to match with Non-return air valve.
Preferably, the elastic balloon is to be arranged in telescopic joint and the ring-shaped rubber gas in inner wall fitting pad pipe outer wall face
Capsule, and pad to surround on pipe outer wall face and offer the through-hole for being connected to snorkel.
Preferably, the terminal pad center offers the through-hole to match with mounting ring, and through-hole outer ring is around offering four
The locating slot that group matches with positioning edge.
Preferably, it is described sizing bar both ends welding is provided with radius be greater than sizing bar sliding panel, extension spring internal diameter with
Sliding panel radius is identical.
Preferably, spacing is identical between the sealing ring interior diameter and positioning edge up and down two groups, and offers in terminal pad
The groove to match with sealing ring thickness.
Compared with prior art, the utility model has the beneficial effects that
1. the device is connected by clamping block with sliding shoe by telescopic joint, sliding shoe is carried out by sizing bar axial
It limits to avoid telescopic joint axial torsion.
2. the device drives the synchronous expansion of telescopic joint by elastic balloon, sliding shoe can uniformly slide on sizing bar at this time
Realizing that the short distance of outer tube is flexible facilitates bellows to be installed.
3. the device gives off air by elastic balloon, then the extension spring installed in movable sleeve can play sizing bar
Stretching action can reset rapidly under the elastic force of extension spring and the elastic reaction of telescopic joint itself.
Detailed description of the invention
Fig. 1 is the utility model half-section diagram；
Fig. 2 is the utility model section schematic diagram.
In figure: 1 outer tube, 2 clamping blocks, 3 sliding shoes, 4 sizing bars, 5 movable sleeves, 6 extension springs, 7 terminal pads, 8 sealing rings,
9 mounting rings, 10 Non-return air valves, 11 inner tubes, pushing out ring, 13 pad pipes, 14 snorkels, 15 elastic balloons, 16 bolts hole, 17 cunnings in 12
Set, 18 positioning edges, 19 equal compression rings, 20 telescopic joints.
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.Based on the technical solution in the utility model, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 2 is please referred to, the utility model provides a kind of technical solution: double wall corrugated high-density polyethylene pipes change
Good device, including outer tube 1 are equidistantly evenly arranged with several groups telescopic joint 20 on outer tube 1, and telescopic joint 20 is symmetrical above and below is provided with
Two groups of sliding shoes 3, welding is provided with clamping block 2 on sliding shoe 3, and clamping block 2 is assigned and is arranged in telescopic joint 20, sliding shoe 3
It inside assigns and is provided with sliding sleeve 17, and assigned in sliding sleeve 17 and be provided with sizing bar 4, sizing 4 both ends fitting of bar is provided with movable sleeve 5,
And welding is provided with extension spring 6 between 5 inner wall of movable sleeve and sizing 4 end of bar, movable sleeve 5, which is assigned, to be arranged in terminal pad
On 7, and terminal pad 7 is symmetrically set with two groups, is equipped with sealing ring 8, and 8 outside of sealing ring by gluing in terminal pad 7
7 wall surface of terminal pad on equidistant uniform ring around perforation offer several groups bolt hole 16,7 center of terminal pad, which is assigned, is provided with installation
Ring 9, and equidistant uniform ring around welding is provided with four groups of positioning edges 18 outside mounting ring 9,9 inner ring of mounting ring is equipped with inner tube 11, and
11 inner wall of inner tube is nested interior pushing out ring 12, and pad pipe 13 is provided between inner tube 11 and outer tube 1, and pads equidistant equal in pipe 13
It is even to have equal compression ring 19 by groove installation settings in 9 interior sidewall surface of mounting ring around several groups snorkel 14 has been set, it stretches
Elastic balloon 15 is nested in section 20.
As shown in Fig. 2, clamping block 2 is the T-type tenon that welding is arranged on sliding shoe 3, and clamping block 2 is bonded in telescopic joint 20
Wall buckling setting.As depicted in figs. 1 and 2, equal compression ring 19 is the annular groove of inside side opening, and Non-return air valve 10 penetrates through gas
Ring 19 and mounting ring 9 are installed, and 9 outer side surface of mounting ring offers the groove to match with Non-return air valve 10.Such as Fig. 1 and Fig. 2 institute
Show, elastic balloon 15 is to be arranged in telescopic joint 20 and the ring-shaped rubber air bag of 13 outside wall surface of inner wall fitting pad pipe, and pad pipe
It is surround in 13 outside wall surfaces and offers the through-hole for being connected to snorkel 14.As shown in Figure 1,7 center of terminal pad offers and mounting ring 9
The through-hole to match, and through-hole outer ring is around offering four groups of locating slots to match with positioning edge 18.As depicted in figs. 1 and 2, fixed
The welding of 4 both ends of type bar is provided with the sliding panel that radius is greater than sizing bar 4, and 6 internal diameter of extension spring is identical as sliding panel radius.Such as figure
Shown in 1, spacing is identical between 8 interior diameter of sealing ring and about 18 two groups of positioning edge, and offers in terminal pad 7 and sealing ring 8
The groove that thickness matches.
Working principle: telescopic joint 20 is connected by clamping block 2 with sliding shoe 3, is carried out by sizing bar 4 to sliding shoe 3
Axial to limit to avoid 20 axial torsion of telescopic joint, Non-return air valve 10 is connected to by hose can be by equal compression ring 19 after air pump
It is inflated with snorkel 14 into elastic balloon 15, elastic balloon 15 drives the synchronous expansion of telescopic joint 20, and sliding shoe 3 can be fixed at this time
Uniformly the short distance of sliding realization outer tube 1 is flexible on type bar 4 facilitates bellows to be installed, while elastic balloon 15 and pad pipe 13 can
To cushioning supportive is carried out between inner tube 11 and outer tube 1, interference when reducing impact wreckage suffered by outer tube 1 to inner tube 11 is improved
The job stability of bellows and the safety of inner tube 11 are then installed in movable sleeve 5 when elastic balloon 15 gives off air
6 pairs of sizing bars 4 of extension spring can play stretching action, can under the elastic reaction of the elastic force and telescopic joint 20 itself of extension spring 6
It resets rapidly.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. the improved device of double wall corrugated high-density polyethylene pipes, including outer tube (1), it is characterised in that: the outer tube (1) is first-class
Away from being evenly arranged with several groups telescopic joint (20), and telescopic joint (20) is symmetrical above and below is provided with two groups of sliding shoes (3), the sliding
Welding is provided with clamping block (2) on block (3), and clamping block (2) assigns setting in telescopic joint (20), in the sliding shoe (3)
It assigns and is provided with sliding sleeve (17), and assigned in sliding sleeve (17) and be provided with sizing bar (4), sizing bar (4) the both ends fitting setting
Have movable sleeve (5), and welding is provided with extension spring (6), the work between movable sleeve (5) inner wall and sizing bar (4) end
Dynamic set (5), which is assigned, to be arranged on terminal pad (7), and terminal pad (7) is symmetrically set with two groups, on the terminal pad (7)
It is equipped with sealing ring (8) by gluing, and equidistant uniform ring is opened up around perforation on terminal pad (7) wall surface on the outside of sealing ring (8)
Have several groups bolt hole (16), terminal pad (7) center, which is assigned, to be provided with mounting ring (9), and mounting ring (9) is equidistant uniform outside
Welding is provided with four groups of positioning edges (18), mounting ring (9) inner ring is equipped with inner tube (11), and inner tube (11) inner wall
It is nested interior pushing out ring (12), pad pipe (13) is provided between said inner tube (11) and outer tube (1), and pad equidistant in pipe (13)
Uniform ring bypass is equipped with several groups snorkel (14), is had by groove installation settings in mounting ring (9) interior sidewall surface
Compression ring (19), the telescopic joint (20) is interior to be nested elastic balloon (15).
2. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the engaging
Block (2) is the T-type tenon that welding is arranged on sliding shoe (3), and clamping block (2) fitting telescopic joint (20) inner wall bending is arranged.
3. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the gas
Ring (19) is the annular groove of inside side opening, and Non-return air valve (10) penetrates through equal compression ring (19) and mounting ring (9) installation, the peace
Dress ring (9) outer side surface offers the groove to match with Non-return air valve (10).
4. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the elasticity
Air bag (15) is interior in telescopic joint (20) and inner wall fitting pad pipe (13) outside wall surface ring-shaped rubber air bag to be arranged, and pad pipe
(13) it is surround in outside wall surface and offers the through-hole for being connected to snorkel (14).
5. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the connection
Disk (7) center offers the through-hole to match with mounting ring (9), and through-hole outer ring is around offering four groups and positioning edge (18) phase
The locating slot matched.
6. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the sizing
The welding of bar (4) both ends is provided with the sliding panel that radius is greater than sizing bar (4), and extension spring (6) internal diameter is identical as sliding panel radius.
7. the improved device of double wall corrugated high-density polyethylene pipes according to claim 1, it is characterised in that: the sealing
It is identical as spacing between positioning edge (18) up and down two groups to enclose (8) interior diameter, and is offered in terminal pad (7) thick with sealing ring (8)
Spend the groove to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920373215.6U CN209671787U (en) | 2019-03-22 | 2019-03-22 | The improved device of double wall corrugated high-density polyethylene pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920373215.6U CN209671787U (en) | 2019-03-22 | 2019-03-22 | The improved device of double wall corrugated high-density polyethylene pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671787U true CN209671787U (en) | 2019-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920373215.6U Active CN209671787U (en) | 2019-03-22 | 2019-03-22 | The improved device of double wall corrugated high-density polyethylene pipes |
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| CN (1) | CN209671787U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812629A (en) * | 2019-03-22 | 2019-05-28 | 贵州枫叶管业有限公司 | The improved device of double wall corrugated high-density polyethylene pipes |
| CN115949808A (en) * | 2022-12-06 | 2023-04-11 | 安徽皓通管业有限公司 | Improved device of high-density polyethylene double-wall corrugated pipe |
| CN109812629B (en) * | 2019-03-22 | 2024-06-04 | 贵州枫叶管业有限公司 | Improved device for high-density polyethylene double-wall corrugated pipe |
-
2019
- 2019-03-22 CN CN201920373215.6U patent/CN209671787U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812629A (en) * | 2019-03-22 | 2019-05-28 | 贵州枫叶管业有限公司 | The improved device of double wall corrugated high-density polyethylene pipes |
| CN109812629B (en) * | 2019-03-22 | 2024-06-04 | 贵州枫叶管业有限公司 | Improved device for high-density polyethylene double-wall corrugated pipe |
| CN115949808A (en) * | 2022-12-06 | 2023-04-11 | 安徽皓通管业有限公司 | Improved device of high-density polyethylene double-wall corrugated pipe |
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