CN214535067U - Cold-proof thermal insulation vibration-damping non-metal expansion joint - Google Patents
Cold-proof thermal insulation vibration-damping non-metal expansion joint Download PDFInfo
- Publication number
- CN214535067U CN214535067U CN202120453190.8U CN202120453190U CN214535067U CN 214535067 U CN214535067 U CN 214535067U CN 202120453190 U CN202120453190 U CN 202120453190U CN 214535067 U CN214535067 U CN 214535067U
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- ring flange
- pull rod
- flexible pipe
- flange
- 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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- 238000013016 damping Methods 0.000 title claims abstract description 12
- 229910052755 nonmetal Inorganic materials 0.000 title claims abstract description 11
- 238000009413 insulation Methods 0.000 title claims description 4
- 238000004321 preservation Methods 0.000 claims abstract description 13
- 239000004593 Epoxy Substances 0.000 claims description 8
- 229920001567 vinyl ester resin Polymers 0.000 claims description 8
- 239000004964 aerogel Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Thermal Insulation (AREA)
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a nonmetal expansion joint of winter protection heat preservation damping type, including ring flange one, flexible pipe one, ring flange two, the lateral wall of ring flange one is through flexible two fixedly connected with ring flanges three, fixedly connected with pull rod one between ring flange one and the ring flange three, it is connected with the nut to close on the pull rod one, the lining has on the inside wall of flexible pipe one and flexible pipe two. The utility model discloses in, the expansion joint adopts the mode of two sections flexible pipes, and pull rod one distributes around the even circumference of axial lead of flexible pipe one with pull rod two for the energy-conserving better compensation pipeline of inflation, the vibration on the two-way absorption pipeline, the setting of two flexible pipes also makes flexible pipe difficult emergence damage, makes expansion joint stability better.
Description
Technical Field
The utility model relates to a compensator technical field especially relates to a cold-proof heat preservation damping type nonmetal expansion joint.
Background
Compensators are also conventionally called expansion joints, or expansion joints. It is composed of bellows (an elastic element) and its working body, end pipe, support, flange and guide pipe. Belongs to a compensating element. The effective telescopic deformation of the working body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like. And can also be used for noise reduction and vibration reduction. Has wide application in modern industry. In order to prevent the pipeline from deforming or breaking due to thermal elongation or temperature stress when the heating pipeline is heated, a compensator is required to be arranged on the pipeline to compensate the thermal elongation of the pipeline, so that the stress of the pipeline wall and the acting force acting on the valve member or the bracket structure are reduced.
The existing expansion joint usually adopts a single telescopic pipe, the expansion joint cannot better compensate the two-way deformation of the pipeline, and the telescopic pipe is easy to damage.
Therefore, the utility model provides a cold-proof heat preservation damping type nonmetal expansion joint.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, the cold-proof heat-preservation vibration-damping type nonmetal expansion joint is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the cold-proof heat-preservation vibration-reduction type nonmetal expansion joint comprises a first flange plate, a first extension pipe and a second flange plate, wherein the outer side wall of the first flange plate is fixedly connected with a third flange plate through the second extension pipe, a first pull rod is fixedly connected between the first flange plate and the third flange plate, a nut is screwed on the first pull rod, and a lining layer is arranged on the inner side wall of the first extension pipe and the inner side wall of the second extension pipe.
As a further description of the above technical solution:
the lining layer sequentially comprises an outer epoxy vinyl ester base layer, a ceramic fiber reinforced layer, an aerogel felt and an inner epoxy vinyl ester base layer from outside to inside.
As a further description of the above technical solution:
the flange plate II is fixedly connected with a flange plate IV through a telescopic pipe III.
As a further description of the above technical solution:
and the second flange plate and the fourth flange plate are fixedly connected with the second pull rod through nuts.
As a further description of the above technical solution:
the first pull rod and the second pull rod are uniformly distributed around the axis of the first telescopic pipe in a circumferential mode.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, the expansion joint adopts the mode of two sections flexible pipes, and pull rod one distributes around the even circumference of axial lead of flexible pipe one with pull rod two for the energy-conserving better compensation pipeline of inflation, the vibration on the two-way absorption pipeline, the setting of two flexible pipes also makes flexible pipe difficult emergence damage, makes expansion joint stability better.
2. The utility model discloses in, the lining forms for multilayer material is compound to have better structural stability and heat preservation effect, and compound epoxy vinyl ester basic unit cooperation ceramic fiber enhancement layer, aerogel felt make the lining be difficult for droing and broken, simultaneously, resists the inside medium of low temperature invasion and attack expansion joint.
Drawings
Fig. 1 shows a schematic front view structure provided according to an embodiment of the present invention;
fig. 2 shows a schematic view of a partial cross-sectional structure of a front view provided according to an embodiment of the present invention;
illustration of the drawings:
1. a first flange plate; 2. a first telescopic pipe; 3. a second flange plate; 4. a second telescopic pipe; 5. a third flange plate; 6. a third telescopic pipe; 7. a flange plate IV; 8. a first pull rod; 9. a second pull rod; 10. a nut; 11. a backing layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the cold-proof heat-preservation vibration-damping type nonmetal expansion joint comprises a first flange plate 1, a first telescopic pipe 2 and a second flange plate 3, wherein a third flange plate 5 is fixedly connected to the outer side wall of the first flange plate 1 through a second telescopic pipe 4, a first pull rod 8 is fixedly connected between the first flange plate 1 and the third flange plate 5, a nut 10 is screwed on the first pull rod 8, a lining 11 is arranged on the inner side wall of the first telescopic pipe 2 and the second telescopic pipe 4, and the lining 11 is used for heat preservation so that the expansion joint can be used in high and cold areas.
Specifically, as shown in fig. 2, the lining layer 11 sequentially comprises an outer epoxy vinyl ester base layer, a ceramic fiber reinforced layer, an aerogel felt and an inner epoxy vinyl ester base layer from outside to inside, the lining layer 11 has good structural stability and a good heat preservation effect, and the composite epoxy vinyl ester base layer is matched with the ceramic fiber reinforced layer and the aerogel felt to enable the lining layer 11 to be difficult to fall off and break and simultaneously resist a medium inside the low-temperature invasion expansion joint.
Specifically, as shown in fig. 1, the flange plate two 3 is fixedly connected with a flange plate four 7 through a telescopic tube three 6, so that the other end of the telescopic tube one 2 of the expansion joint is connected with the telescopic tube three 6.
Specifically, as shown in fig. 2, the second flange 3 and the fourth flange 7 are fixedly connected with the second pull rod 9 through a nut 10, and the second pull rod 9 is used for limiting the telescopic pipe between the second flange 3 and the fourth flange 7.
Specifically, as shown in fig. 1, the first pull rod 8 and the second pull rod 9 are uniformly distributed around the axis of the first telescopic pipe 2 in a circumferential manner, so that the expansion energy is saved, vibration is absorbed in a bidirectional manner and better, the pipeline is compensated, and the expansion energy-saving expansion pipe is suitable for pipelines with equipment arranged at two ends of the pipeline.
The working principle is as follows: during the use, flexible pipe two 4 is the same with flexible pipe three 6, and the expansion joint adopts special connected mode for the energy-conserving better two-way vibration of absorption of inflation etc. compensates the pipeline, and the design of two flexible pipes, the effectual problem of avoiding single flexible pipe to take place the damage easily, the setting of pull rod one 8 and pull rod two 9, make the expansion joint have certain spacing ability, the use of effectual protection expansion joint, the setting of lining 11 makes the expansion joint have heat preservation and frost-proof effect.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a nonmetal expansion joint of winter protection heat preservation damping type, includes ring flange one (1), flexible pipe one (2), ring flange two (3), its characterized in that, the lateral wall of ring flange one (1) is through flexible pipe two (4) fixedly connected with ring flange three (5), fixedly connected with pull rod one (8) between ring flange one (1) and ring flange three (5), it is connected with nut (10) to revolve the lock on pull rod one (8), lining (11) have on the inside wall of flexible pipe one (2) and flexible pipe two (4).
2. The cold-proof thermal insulation vibration-damping non-metallic expansion joint according to claim 1, wherein the lining layer (11) comprises an outer epoxy vinyl ester base layer, a ceramic fiber reinforced layer, an aerogel felt and an inner epoxy vinyl ester base layer in sequence from outside to inside.
3. The cold-proof heat-preservation vibration-damping type nonmetal expansion joint as claimed in claim 1, wherein the flange II (3) is fixedly connected with a flange IV (7) through a telescopic pipe III (6).
4. The cold-proof heat-preservation vibration-damping type nonmetal expansion joint as claimed in claim 3, wherein the second flange (3) and the fourth flange (7) are fixedly connected with the second pull rod (9) through nuts (10).
5. The cold-proof thermal insulation vibration-damping type non-metallic expansion joint as claimed in claim 1, wherein said first and second tie rods (8, 9) are uniformly distributed circumferentially around the axial center line of the first telescopic tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120453190.8U CN214535067U (en) | 2021-03-03 | 2021-03-03 | Cold-proof thermal insulation vibration-damping non-metal expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120453190.8U CN214535067U (en) | 2021-03-03 | 2021-03-03 | Cold-proof thermal insulation vibration-damping non-metal expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214535067U true CN214535067U (en) | 2021-10-29 |
Family
ID=78260121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120453190.8U Expired - Fee Related CN214535067U (en) | 2021-03-03 | 2021-03-03 | Cold-proof thermal insulation vibration-damping non-metal expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214535067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022212236A1 (en) | 2022-11-17 | 2024-05-23 | Siemens Energy Global GmbH & Co. KG | Connecting device for connecting two housing parts of a housing of an electrical system |
-
2021
- 2021-03-03 CN CN202120453190.8U patent/CN214535067U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022212236A1 (en) | 2022-11-17 | 2024-05-23 | Siemens Energy Global GmbH & Co. KG | Connecting device for connecting two housing parts of a housing of an electrical system |
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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: 20211029 |