CN208670411U - A kind of high insulation corrugated expansion joint - Google Patents
A kind of high insulation corrugated expansion joint Download PDFInfo
- Publication number
- CN208670411U CN208670411U CN201821336938.0U CN201821336938U CN208670411U CN 208670411 U CN208670411 U CN 208670411U CN 201821336938 U CN201821336938 U CN 201821336938U CN 208670411 U CN208670411 U CN 208670411U
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- China
- Prior art keywords
- bellows
- insulating bar
- expansion joint
- flange
- block
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of high insulation corrugated expansion joints, including bellows, flange, connecting tube, thread groove, communicating pipe, sealing ring, convex block, groove, sliding slot, screw rod, fastening nut, insulating bar, limited block, link block, fixed block, spring and adjusting nut.The structure of height insulation corrugated expansion joint is simple; it is easy to operate; by being attached between insulating bar using spring; pipeline is protected after being conducive to pipeline axial stretching; meet the angular compensatory of bellows simultaneously; it avoids passing through after strut fixes bellows and is unable to reach angular compensatory when by external force and causes pipeline impaired, the design of insulating bar is conducive to improve the insulation effect of bellows, improves the applicability of bellows；The height insulate corrugated expansion joint by the way that insulating bar is placed on inside grooves, and passes through the cooperation of screw rod and link block, is conducive to the Fast Installation of bellows, improves work efficiency, is conducive to the fixation of bellows.
Description
Technical field
The utility model relates to a kind of corrugated expansion joint, specially a kind of high insulation corrugated expansion joint belongs to ripple
Pipe compensator applied technical field.
Background technique
Corrugated expansion joint is a kind of expansion joint made of metal bellows, it can stretch in the axial direction, also allow
A small amount of bending, bellows expansion joint are with axial length compensation is carried out on pipeline for common axial type bellows expansion joint
It prevents more than the compensation rate allowed, bellows both ends is provided with protection pull rod or protection ring, in two end pipes coupled with it
Guiding trestle is set on road, in addition there are also corner-type and transverse type expansion joint, can be used to the corner deformation for compensating pipeline and transverse direction
The advantages of deformation, this kind of expansion joint is to save space, saves material, convenient for standardization and batch production, the disadvantage is that the service life is shorter,
Bellows expansion joint is generally used on the pipeline that temperature and pressure is not bery high, length is shorter, with bellows production technology level
Raising, the application range of this kind of expansion joint expanding.
The primary resilient element of FlexbleJoint currently on the market is mostly corrugated stainless steel tubing, by stretching for bellows
Contracting, bending to carry out axial direction, transverse direction, angular compensatory to pipeline, still, for corrugated expansion joint, since bellows is mended
It repays device to need to be fixed and supported with strut, causes the inconvenience of installation, be unfavorable for the fixation of corrugated expansion joint, strut makes
Angular compensatory is unable to reach between Guan Yuguan with also resulting in；And insulation is unable to reach for traditional corrugated expansion joint
Effect causes the reduction of applicability.Therefore, a kind of high insulation corrugated expansion joint is proposed regarding to the issue above.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of high insulation corrugated expansion joint.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of high insulation corrugated expansion joint, including
Be mounted on the flange, installing mechanism and insulating mechanism at bellows both ends, wherein the flange surrounding open up it is fluted；
The bellows both ends are threadedly coupled with communicating pipe respectively, and the communicating pipe is fixedly connected with the bottom end of flange, and
The flange top is fixedly connected with connecting tube, offers thread groove inside the connecting tube；
The installing mechanism includes convex block, screw rod and fastening nut, and the convex block is fixedly connected with the edge of flange,
Open up fluted inside the convex block, and the convex block inner sidewall offers sliding slot, connects inside the sliding slot with link block sliding
It connects, the convex block side wall and screw rod are through connection, and the end of the screw rod is threadedly coupled with fastening nut；
The insulating mechanism includes insulating bar, limited block, fixed block, spring and adjusting nut, the insulating bar and groove
Inside clamping, the end of the insulating bar is fixedly connected with limited block, and the insulating bar bottom end is fixedly connected with fixed block,
The fixed block bottom end is fixedly connected with spring, one of them described insulating bar is threadedly coupled with adjusting nut.
Preferably, the quantity of the flange is two, and the flange for being located at bottom end is located at adjusting nut and limited block
Between.
Preferably, the both ends of the bellows are located at the inside of communicating pipe, and the end contact of the bellows has sealing
Circle.
Preferably, the quantity of the spring is four, and is socketed inside the both ends of each spring with insulating bar.
Preferably, the convex block is connect with screw flight, and is connected with link block between the screw rod insulating bar.
Preferably, the quantity of the insulating bar is eight, and each insulating bar is connect with the internal slide of groove.
The beneficial effects of the utility model are:
1. the height insulate, the structure of corrugated expansion joint is simple, easy to operate, by being carried out between insulating bar using spring
Connection, protects pipeline after being conducive to pipeline axial stretching, while meeting the angular compensatory of bellows, avoids passing through strut
Angular compensatory is unable to reach when by external force and causes pipeline impaired after fixed to bellows, and the design of insulating bar is conducive to mention
The insulation effect of high bellows improves the applicability of bellows.
2. the height insulate, corrugated expansion joint is by being placed on inside grooves for insulating bar, and passes through screw rod and link block
Cooperation, is conducive to the Fast Installation of bellows, improves work efficiency, be conducive to the fixation of bellows.
Detailed description of the invention
Fig. 1 is the utility model positive structure diagram；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is schematic perspective view at the utility model convex block.
In figure: 1, bellows, 2, flange, 3, connecting tube, 4, thread groove, 5, communicating pipe, 6, sealing ring, 7, convex block, 8, recessed
Slot, 9, sliding slot, 10, screw rod, 11, fastening nut, 12, insulating bar, 13, limited block, 14, link block, 15, fixed block, 16, bullet
Spring, 17, adjusting nut.
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to shown in Fig. 1-3, a kind of high insulation corrugated expansion joint, including be mounted on 1 both ends of bellows flange 2,
Installing mechanism and insulating mechanism, wherein 2 surrounding of the flange opens up fluted 8, the placement for insulating bar 12；
1 both ends of bellows are threadedly coupled with communicating pipe 5 respectively, the fixed company in bottom end of the communicating pipe 5 and flange 2
It connects, and 2 top of the flange is fixedly connected with connecting tube 3, offers thread groove 4 inside the connecting tube 3, be used for pipeline and wave
Connection between line pipe 1；
The installing mechanism includes convex block 7, screw rod 10 and fastening nut 11, and the edge of the convex block 7 and flange 2 is solid
It is fixed to connect, fluted 8 are opened up inside the convex block 7, and 7 inner sidewall of the convex block offers sliding slot 9, the cunning for link block 14
Dynamic, 9 inside of sliding slot is slidably connected with link block 14, and 7 side wall of convex block and screw rod 10 run through connection, and the screw rod 10
End be threadedly coupled with fastening nut 11, the limit for link block 14；
The insulating mechanism includes insulating bar 12, limited block 13, fixed block 15, spring 16 and adjusting nut, the insulation
The inside of bar 12 and groove 8 is clamped, and the end of the insulating bar 12 is fixedly connected with limited block 13, and 12 bottom end of the insulating bar
It is fixedly connected with fixed block 15,15 bottom end of fixed block is fixedly connected with spring 16, one of them described insulating bar 12 and tune
It saves nut 17 to be threadedly coupled, for adjusting the distance between two flanges 2.
The quantity of the flange 2 is two, and the flange 2 for being located at bottom end be located at adjusting nut 17 and limited block 13 it
Between, the distance between two flanges 2 are adjusted convenient for adjusting nut 17；The both ends of the bellows 1 are located at the inside of communicating pipe 5,
And the end contact of the bellows 1 has sealing ring 6, convenient for the sealing between bellows 1 and flange 2；The number of the spring 16
Amount is four, and is socketed inside the both ends of each spring 16 with insulating bar 12, convenient for the movement of insulating bar 12；It is described convex
Block 7 is threadedly coupled with screw rod 10, and is connected with link block 14 between 10 insulating bar 12 of the screw rod, convenient for the limit of insulating bar 12
Position；The quantity of the insulating bar 12 is eight, and each insulating bar 12 is connect with the internal slide of groove 8, convenient for exhausted
Edge bar 12 is in 8 internal slide of groove.
When the utility model is used, when being installed, by the connection at the both ends of bellows 1 and 2 bottom end of flange
Pipe 5 carries out tightening fixation, puts insulating bar 12 so that bellows 1 is sealed so that sealing ring 6 is close in the end of bellows 1
It sets inside groove 8, makes link block 14 resist insulating bar 12 in 9 internal slide of sliding slot link block 14, by by screw rod 10
It through convex block 7, is tightened by fastening nut 11, link block 14 is limited, be conducive to the fixation of bellows 1, will be managed
The end in road is tightened with the thread groove 4 inside connecting tube 3, completes the installation of bellows 1；By rotating adjusting nut 17,
The distance between so that the flange 2 of bottom end slides on insulating bar 12, and then adjust two flanges 2, facilitate the wave of different elasticity
The installation of line pipe 1 has by the setting of limited block 13 so that flange 2 slides on insulating bar 12 by the design of insulating bar 12
Conducive to raising insulation effect, when axial stretching occurs, so that 1 simultaneous retractable of spring 16 and bellows, and then guarantee pipeline axis
To it is flexible when pipeline is protected, meanwhile, by the bending of spring 16, be conducive to the angular compensatory for meeting bellows 1.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of high insulation corrugated expansion joint, it is characterised in that: flange (2), installation including being mounted on bellows (1) both ends
Mechanism and insulating mechanism, wherein the flange (2) surrounding opens up fluted (8)；
Bellows (1) both ends are threadedly coupled with communicating pipe (5) respectively, and the communicating pipe (5) and the bottom end of flange (2) are fixed
Connection, and the flange (2) top is fixedly connected with connecting tube (3), offers thread groove (4) inside the connecting tube (3)；Institute
Stating installing mechanism includes convex block (7), screw rod (10) and fastening nut (11), and the convex block (7) and the edge of flange (2) are solid
Fixed connection, the convex block (7) is internal to be opened up fluted (8), and the convex block (7) inner sidewall offers sliding slot (9), the sliding slot
(9) internal to be slidably connected with link block (14), connection, and the screw rod (10) are run through in convex block (7) side wall and screw rod (10)
End be threadedly coupled with fastening nut (11)；The insulating mechanism includes insulating bar (12), limited block (13), fixed block
(15), spring (16) and adjusting nut, the inside clamping of the insulating bar (12) and groove (8), the end of the insulating bar (12)
Portion is fixedly connected with limited block (13), and the insulating bar (12) bottom end is fixedly connected with fixed block (15), the fixed block
(15) bottom end is fixedly connected with spring (16), one of them described insulating bar (12) is threadedly coupled with adjusting nut (17).
2. a kind of high insulation corrugated expansion joint according to claim 1, it is characterised in that: the quantity of the flange (2)
It is two, and the flange (2) for being located at bottom end is located between adjusting nut (17) and limited block (13).
3. a kind of high insulation corrugated expansion joint according to claim 1, it is characterised in that: the two of the bellows (1)
End is located at the inside of communicating pipe (5), and the end contact of the bellows (1) has sealing ring (6).
4. a kind of high insulation corrugated expansion joint according to claim 1, it is characterised in that: the quantity of the spring (16)
It is four, and is socketed inside the both ends of each spring (16) with insulating bar (12).
5. a kind of high insulation corrugated expansion joint according to claim 1, it is characterised in that: the convex block (7) and screw rod
(10) it is threadedly coupled, and is connected with link block (14) between the screw rod (10) insulating bar (12).
6. a kind of high insulation corrugated expansion joint according to claim 1, it is characterised in that: the number of the insulating bar (12)
Amount is eight, and each insulating bar (12) is connect with the internal slide of groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821336938.0U CN208670411U (en) | 2018-08-20 | 2018-08-20 | A kind of high insulation corrugated expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821336938.0U CN208670411U (en) | 2018-08-20 | 2018-08-20 | A kind of high insulation corrugated expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670411U true CN208670411U (en) | 2019-03-29 |
Family
ID=65837549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821336938.0U Expired - Fee Related CN208670411U (en) | 2018-08-20 | 2018-08-20 | A kind of high insulation corrugated expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670411U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206121A (en) * | 2019-06-22 | 2019-09-06 | 李苏峰 | A kind of PVC hose |
| CN112008235A (en) * | 2020-07-20 | 2020-12-01 | 奔腾激光(温州)有限公司 | Gas-saving nozzle for high-power laser cutting |
| CN112377699A (en) * | 2020-12-21 | 2021-02-19 | 江苏开创检测技术有限公司 | Horizontal floating metal pipeline connects |
| CN113513650A (en) * | 2021-06-01 | 2021-10-19 | 中建二局安装工程有限公司 | Construction method of heating and ventilation pipeline with large compensation amount |
| CN113864561A (en) * | 2021-10-27 | 2021-12-31 | 铜陵天海流体控制股份有限公司 | Adjust convenient spacing compensation expansion bend |
| CN113949022A (en) * | 2021-09-03 | 2022-01-18 | 平高集团有限公司 | Pipeline generating line and bellows expansion joint for pipeline generating line |
-
2018
- 2018-08-20 CN CN201821336938.0U patent/CN208670411U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206121A (en) * | 2019-06-22 | 2019-09-06 | 李苏峰 | A kind of PVC hose |
| CN112008235A (en) * | 2020-07-20 | 2020-12-01 | 奔腾激光(温州)有限公司 | Gas-saving nozzle for high-power laser cutting |
| CN112008235B (en) * | 2020-07-20 | 2021-07-13 | 奔腾激光(温州)有限公司 | Gas-saving nozzle for high-power laser cutting |
| CN112377699A (en) * | 2020-12-21 | 2021-02-19 | 江苏开创检测技术有限公司 | Horizontal floating metal pipeline connects |
| CN113513650A (en) * | 2021-06-01 | 2021-10-19 | 中建二局安装工程有限公司 | Construction method of heating and ventilation pipeline with large compensation amount |
| CN113949022A (en) * | 2021-09-03 | 2022-01-18 | 平高集团有限公司 | Pipeline generating line and bellows expansion joint for pipeline generating line |
| CN113949022B (en) * | 2021-09-03 | 2023-03-10 | 平高集团有限公司 | Pipeline generating line and bellows expansion joint for pipeline generating line |
| CN113864561A (en) * | 2021-10-27 | 2021-12-31 | 铜陵天海流体控制股份有限公司 | Adjust convenient spacing compensation expansion bend |
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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: 20190329 Termination date: 20190820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |