CN109695795A - A kind of thermal expansion pipeline attemperator filled automatically - Google Patents
A kind of thermal expansion pipeline attemperator filled automatically Download PDFInfo
- Publication number
- CN109695795A CN109695795A CN201910114534.XA CN201910114534A CN109695795A CN 109695795 A CN109695795 A CN 109695795A CN 201910114534 A CN201910114534 A CN 201910114534A CN 109695795 A CN109695795 A CN 109695795A
- Authority
- CN
- China
- Prior art keywords
- clapboard
- insulating layer
- plate
- cambered
- pipeline
- 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.)
- Granted
Links
- 239000010410 layer Substances 0.000 claims abstract description 108
- 238000012856 packing Methods 0.000 claims abstract description 53
- 239000012774 insulation material Substances 0.000 claims abstract description 41
- 239000011241 protective layer Substances 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 abstract description 6
- 239000011810 insulating material Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/12—Arrangements for supporting insulation from the wall or body insulated, e.g. by means of spacers between pipe and heat-insulating material; Arrangements specially adapted for supporting insulated bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/21—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for expansion-compensation devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The invention discloses the thermal expansion pipeline attemperators that one kind is filled automatically, including the first insulating layer, the second insulating layer, the first protective layer, the second protective layer, thermal insulation material, the first clapboard and the second clapboard；It is connected close to the side of the second insulating layer with the side in the second insulating layer close to the first insulating layer in first insulating layer, it is connected close to the side of the second clapboard with the side in the second clapboard close to the first clapboard in first clapboard, first clapboard is set at the gap that the first insulating layer is connect with the second insulating layer with the second clapboard, first flexible cambered-surface packing cavity is connected with the second flexible cambered-surface packing cavity, thermal insulation material is placed in the first flexible cambered-surface packing cavity and the second flexible cambered-surface packing cavity, in the state of pipeline thermal expansion, thermal insulation material is filled through the first clapboard and the second clapboard to gap.Heat insulating material filling can be charged at the gap of insulating layer connection by the device automatically, improve heat insulation effect.
Description
Technical field
The invention belongs to the present invention relates to solar energy thermal-power-generating fields, more particularly to a kind of thermal expansion pipeline filled automatically
Attemperator.
Background technique
There are protective layer cracking, deformation, damaging problem, sleet skies not have waterproof action, make to keep the temperature for current pipeline heat preservation
Layer water inlet is breathed freely, and thermal coefficient can increase rapidly after thermal insulation material water inlet, and pipe surface radiation loss increase and pipeline is caused to be protected
Burn into thickness is thinned under warm layer.In addition, at present each enterprise most of all relatively simple, the Huo Zhequan of heat insulation structure
Portion uses blanket type insulation, or all using hard insulating material, since there are gap, formation offices for thermal insulation material junction
Portion's heat spot, since equipment and line temperature are higher, be easy scald operator, it is not only dangerous but make pipeline radiation loss increase
Add.
Summary of the invention
The technical problem to be solved in the present invention is to provide the thermal expansion pipeline attemperator that one kind is filled automatically, the device energy
At enough gaps that heat insulating material filling is charged to insulating layer connection automatically, heat insulation effect is improved.
To solve the above problems, the technical solution of the present invention is as follows:
A kind of thermal expansion pipeline attemperator filled automatically, including the first insulating layer, the second insulating layer, the first protection
Layer, the second protective layer, thermal insulation material, the first clapboard and the second clapboard；
First insulating layer is set to the side of the front of the pipeline, and second insulating layer is set to the pipeline
Rear portion side；
Close to described the in the side of second insulating layer and second insulating layer in first insulating layer
The side of one insulating layer is connected；
The thickness of first clapboard and second clapboard is 0.5~0.8mm, is leaned in first clapboard
The side of nearly second clapboard is connected with the side in second clapboard close to first clapboard, and described first
Clapboard is all set at the gap that first insulating layer is connect with second insulating layer with second clapboard, described
Angle between first clapboard and second clapboard is obtuse angle；
First protective layer includes the first cambered plate and the first flexible cambered-surface packing cavity, and second protective layer includes
Second cambered plate and the second flexible cambered-surface packing cavity；
Side in first cambered plate and first insulating layer far from the pipeline front is connected, second arc
Side in panel and second insulating layer far from the pipeline rear portion is connected；
The first flexible cambered-surface packing cavity is connected with the second flexible cambered-surface packing cavity；
The thermal insulation material is set in the first flexible cambered-surface packing cavity and the second flexible cambered-surface packing cavity；
Wherein, in the state that the pipeline thermally expands, the thermal insulation material is through first clapboard and described the
Two clapboards are filled to the gap.
The embodiment provided according to the present invention, first protective layer further include the first plate, and second protective layer is also
Including the second plate；
The first end of first plate is connected with the first flexible cambered-surface packing cavity, and the first of second plate
End is connected with the second flexible cambered-surface packing cavity；
The second end of first plate is equipped with the first threaded hole, and the second end of second plate is equipped with the second spiral shell
Pit.
The embodiment provided according to the present invention, the attemperator further include screw；
The screw passes through first threaded hole and second threaded hole, first plate and second plate
It is threadedly coupled.
The embodiment provided according to the present invention, the angle at the obtuse angle are 175 °.
The present invention due to using the technology described above, makes it have the following advantages that and actively imitate compared with prior art
Fruit:
1) side of the front of pipeline is arranged in the first insulating layer in one embodiment of the invention, and the setting of the second insulating layer exists
The side at the rear portion of pipeline, close to the first insulating layer in the side of the second insulating layer and the second insulating layer in the first insulating layer
Side be connected, in the first clapboard close to the second clapboard side and the second clapboard in close to the first clapboard side
It is connected, the first clapboard is set at the gap that the first insulating layer is connect with the second insulating layer with the second clapboard, the first cambered surface
Side in plate and the first insulating layer far from pipeline front is connected, far from pipeline rear portion in the second cambered plate and the second insulating layer
Side is connected, and the first flexible cambered-surface packing cavity is connected with the second flexible cambered-surface packing cavity, and thermal insulation material is set to the first flexible arc
In face packing cavity and the second flexible cambered-surface packing cavity, in the state of pipeline thermal expansion, the first flexible cambered-surface packing cavity and second
Flexible cambered-surface packing cavity squeezes thermal insulation material by stretching, and thermal insulation material is filled through the first clapboard and the second clapboard to seam
In gap.Heat insulating material filling can be charged at the gap of insulating layer connection by the device automatically, improve heat insulation effect.
2) it is leaned in the side of the second clapboard and the second clapboard in the first clapboard in one embodiment of the invention
The side of nearly first clapboard is connected, and the first clapboard is arranged with the second clapboard to be connect in the first insulating layer with the second insulating layer
Gap at, thermal insulation material is placed on the first clapboard and the second clapboard, pipeline thermal expansion when, thermal insulation material can
Successfully enter inside gap along the first clapboard and the second clapboard.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the thermal expansion pipeline attemperator that one kind of the invention is filled automatically；
Fig. 2 is the structural schematic diagram of the attemperator after the filled thermal insulation materials of one embodiment of the invention；
Fig. 3 is the structural schematic diagram that the thermal insulation material of one embodiment of the invention is not filled by the attemperator of full insulating layer；
Fig. 4 is the structural schematic diagram of the attemperator after second of filling thermal insulation material of one embodiment of the invention.
Description of symbols:
1: pipeline；2: the first insulating layers；3: the second insulating layers；4: the first cambered plates；5: the first flexible cambered-surface packing cavities；6:
First plate: 7: the second cambered plates；8: the second flexible cambered-surface packing cavities；9: the second plates；10: screw；11: thermal insulation material.
Specific embodiment
The thermal expansion pipeline heat preservation dress that one kind proposed by the present invention is filled automatically below in conjunction with the drawings and specific embodiments
It sets and is described in further detail.According to following explanation and claims, advantages and features of the invention will be become apparent from.
Referring to Fig. 1, a kind of 1 attemperator of thermal expansion pipeline filled automatically, including the first insulating layer 2, the second insulating layer
3, the first protective layer, the second protective layer, thermal insulation material 11, the first clapboard and the second clapboard, the first insulating layer 2 are set to
The side of the front of pipeline 1, the second insulating layer 3 are set to the side at the rear portion of pipeline 1, protect in the first insulating layer 2 close to second
The side of warm layer 3 is connected with the second insulating layer 3 close to the side of the first insulating layer 2, the first clapboard and the second clapboard
Thickness is 0.5~0.8mm, the side of close second clapboard and the first wedge shape close in the second clapboard in the first clapboard
The side of plate is connected, and the first clapboard is all set in the gap that the first insulating layer 2 is connect with the second insulating layer 3 with the second clapboard
Place, the angle between the first clapboard and the second clapboard are obtuse angle, and the angle at obtuse angle is 175 °, and the first protective layer includes first
Cambered plate 4 and the first flexible cambered-surface packing cavity 5, the second protective layer include the second cambered plate 7 and the second flexible cambered-surface filler
Side in chamber 8, the first cambered plate 4 and the first insulating layer 2 far from 1 front of pipeline is connected, and indicates that the first cambered plate 4 is wrapped in the
The side of one insulating layer 2, when pipeline 1 thermally expands, the first cambered plate 4 can be mobile with the first insulating layer 2；Second cambered plate 7 with
Side in second insulating layer 3 far from 1 rear portion of pipeline is connected, and indicates that the second cambered plate 7 is wrapped in the side of the second insulating layer 3,
When pipeline 1 thermally expands, the second cambered plate 7 can be mobile with the second insulating layer 3；First flexible cambered-surface packing cavity 5 and second is flexible
Cambered surface packing cavity 8 is connected, and thermal insulation material 11 is set in the first flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8,
In, in the state that pipeline 1 thermally expands, thermal insulation material 11 is filled through the first clapboard and the second clapboard to gap.It is excellent
Selection of land, the thermal insulation material 11 in the present embodiment select alumina silicate sliver.Certainly, in other embodiments, thermal insulation material 11 uses
Aeroge sliver, also belongs to protection scope of the present invention.Due to, when pipeline 1 thermally expands, the first insulating layer 2 and the second insulating layer 3
Junction will appear gap, the first flexible cambered-surface packing cavity 5 can be stretched with the second flexible cambered-surface packing cavity 8, and use is soft
Property material, thermal insulation material 11 can be squeezed while being stretched, by thermal insulation material 11 filling into gap.
In addition, to guarantee that the first flexible cambered-surface packing cavity 5 is filled out with the second flexible cambered-surface in the state that pipeline 1 thermally expands
Material chamber 8 thermal insulation material 11 can be squeezed into gap when being stretched, the section arc length of the first flexible cambered-surface packing cavity 5 with
The section arc length summation of second flexible cambered-surface is greater than the length in 3 gap of the first insulating layer 2 and the second insulating layer when pipeline 1 thermally expands
Degree.
It is appreciated that the side of the front of pipeline 1 is arranged in the first insulating layer 2 in the present embodiment, the second insulating layer 3 is set
The side at the rear portion of pipeline 1 is set, close to the in the side of the second insulating layer 3 and the second insulating layer 3 in the first insulating layer 2
The side of one insulating layer 2 is connected, close to first wedge in the side of the second clapboard and the second clapboard in the first clapboard
The side of shape plate is connected, and the first clapboard is set to the gap that the first insulating layer 2 is connect with the second insulating layer 3 with the second clapboard
Locate, the side in the first cambered plate 4 and the first insulating layer 2 far from 1 front of pipeline is connected, the second cambered plate 7 and the second insulating layer 3
In far from 1 rear portion of pipeline side be connected, the first flexible cambered-surface packing cavity 5 is connected with the second flexible cambered-surface packing cavity 8, thermal insulating material
Material 11 is set in the first flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8, in the state that pipeline 1 thermally expands, the
One flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8 are by stretching extruding thermal insulation material 11, and thermal insulation material 11 is through first
Clapboard and the second clapboard are filled to gap.What the device can automatically connect the filling of thermal insulation material 11 to insulating layer
At gap, heat insulation effect is improved.
In order to guarantee that thermal insulation material 11 can automatically fill the gap connecting to the first insulating layer 2 with the second insulating layer 3
In, the present embodiment by the first clapboard close to the second clapboard side and the second clapboard in close to the first clapboard one
Side is connected, and the first clapboard is arranged at the gap that the first insulating layer 2 is connect with the second insulating layer 3 with the second clapboard, will protect
Adiabator 11 is placed on the first clapboard and the second clapboard, and when pipeline 1 thermally expands, thermal insulation material 11 being capable of successfully edge
First clapboard and the second clapboard enter inside gap.
Referring next to Fig. 2, Fig. 2 is the structural schematic diagram of the filled attemperator of thermal insulation material 11 of the present embodiment.Pipe
After line 1 operates normally expanded by heating, the junction of the first insulating layer 2 and the second insulating layer 3 generates gap due to thermally expanding, and first
Protective layer can also be stretched therewith with the second protective layer, stitch since the junction of the first insulating layer 2 and the second insulating layer 3 exists
Gap will form local hot spot, and equipment and 1 temperature of pipeline are higher, be easy scald operator, it is not only dangerous but make pipeline 1 dissipate
Heat loss increases.The first flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8 of the present embodiment use flexible material, and
Thermal insulation material 11 is set in the first flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8, when pipeline 1 thermally expands,
Thermal insulation material 11 is squeezed and is filled while being stretched by the first flexible cambered-surface packing cavity 5 and the second flexible cambered-surface packing cavity 8
Into gap.
Referring to Fig. 3 with Fig. 4, sometimes, the thickness of the first insulating layer 2 is thick compared with the thickness of the second insulating layer 3, once cannot
Gap is filled up, needs to carry out secondary filling.The first protective layer further includes the first plate 6 in the present embodiment, and the second protective layer is also
Including the second plate 9；The first end of first plate 6 is connected with the first flexible cambered-surface packing cavity 5, the first end of the second plate 9
Portion is connected with the second flexible cambered-surface packing cavity 8, and the second end of the first plate 6 is equipped with the first threaded hole, and the second of the second plate 9
End is equipped with the second threaded hole.Attemperator further includes screw 10；Screw 10 pass through the first threaded hole and the second threaded hole, first
Plate 6 is threadedly coupled with the second plate 9.
Under normal circumstances, when pipeline 1 thermally expands, the first flexible filler chamber 5 and the first flexible filler chamber 8 are by being drawn
Thermal insulation material 11 is squeezed into gap after stretching.Only in rare cases, when the first insulating layer 2 and second of pipeline 1
When the thickness of insulating layer 3 is bigger, primary filling cannot expire gap filling, but since the first plate 6 and the second plate 9 are logical
It crosses what screw was detachably connected, need to only remove screw 10 at this time and continue that thermal insulation material 11 is added in gap, and manually will heat preservation
Material 11 is inserted in gap, and gap is filled up.
Specific installation process are as follows: first insulating layer 2 is set in the front side of pipeline 1, is set in the rear portion side of pipeline 1
The second insulating layer 3 is set, the side of close second insulating layer 3 and the first insulating layer close in the second insulating layer 3 in the first insulating layer 2
2 side is connected, and forms gap, and the side in the first cambered plate 4 and the first insulating layer 2 far from 1 front of pipeline is connected, and second
Side in cambered plate 7 and the second insulating layer 3 far from 1 rear portion of pipeline is connected, and the first clapboard and the second clapboard are placed on
At the gap that first insulating layer 2 is connect with the second insulating layer 3, thermal insulation material 11 is then placed on the first flexible cambered-surface packing cavity
5 and second in flexible cambered-surface packing cavity 8, screw 10 is finally passed through the first threaded hole and the second threaded hole, so that the first plate 6
It is detachably connected with the second plate 9.When the thickness of the first insulating layer 2 is thick compared with the thickness of the second insulating layer 3, spiral shell is removed
Nail 10 continues to add thermal insulation material 11 toward gap, and manually by the filling of thermal insulation material 11 into gap, after having filled, tightens spiral shell
Nail 10.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode.Even if to the present invention, various changes can be made, if these variations belong to the model of the claims in the present invention and its equivalent technologies
Within enclosing, then still fall within the protection scope of the present invention.
Claims (4)
1. the thermal expansion pipeline attemperator filled automatically of one kind, which is characterized in that including the first insulating layer, the second insulating layer,
First protective layer, the second protective layer, thermal insulation material, the first clapboard and the second clapboard；
First insulating layer is set to the side of the front of the pipeline, after second insulating layer is set to the pipeline
The side in portion；
It is protected in the side of second insulating layer and second insulating layer close to described first in first insulating layer
The side of warm layer is connected；
The thickness of first clapboard and second clapboard is 0.5~0.8mm, close to institute in first clapboard
The side for stating the second clapboard is connected with the side in second clapboard close to first clapboard, first wedge shape
Plate is all set at the gap that first insulating layer is connect with second insulating layer with second clapboard, and described first
Angle between clapboard and second clapboard is obtuse angle；
First protective layer includes the first cambered plate and the first flexible cambered-surface packing cavity, and second protective layer includes second
Cambered plate and the second flexible cambered-surface packing cavity；
Side in first cambered plate and first insulating layer far from the pipeline front is connected, second cambered plate
It is connected with the side in second insulating layer far from the pipeline rear portion；
The first flexible cambered-surface packing cavity is connected with the second flexible cambered-surface packing cavity；
The thermal insulation material is set in the first flexible cambered-surface packing cavity and the second flexible cambered-surface packing cavity；
Wherein, in the state that the pipeline thermally expands, the thermal insulation material is through first clapboard and second wedge
Shape plate is filled to the gap.
2. the thermal expansion pipeline attemperator filled automatically as described in claim 1, which is characterized in that first protective layer
It further include the first plate, second protective layer further includes the second plate；
The first end of first plate is connected with the first flexible cambered-surface packing cavity, the first end of second plate
It is connected with the second flexible cambered-surface packing cavity；
The second end of first plate is equipped with the first threaded hole, and the second end of second plate is equipped with the second screw thread
Hole.
3. the thermal expansion pipeline attemperator filled automatically as claimed in claim 2, which is characterized in that further include screw；
The screw passes through first threaded hole and second threaded hole, first plate and the second plate screw thread
Connection.
4. the thermal expansion pipeline attemperator filled automatically as described in claim 1, which is characterized in that the angle at the obtuse angle
It is 175 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114534.XA CN109695795B (en) | 2019-02-14 | 2019-02-14 | A kind of thermal expansion pipeline attemperator filled automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114534.XA CN109695795B (en) | 2019-02-14 | 2019-02-14 | A kind of thermal expansion pipeline attemperator filled automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109695795A true CN109695795A (en) | 2019-04-30 |
| CN109695795B CN109695795B (en) | 2019-11-01 |
Family
ID=66233335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910114534.XA Active CN109695795B (en) | 2019-02-14 | 2019-02-14 | A kind of thermal expansion pipeline attemperator filled automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109695795B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3705734A (en) * | 1969-05-16 | 1972-12-12 | Boehler & Co Ag Geb | Arrangement for compensating for changes in the length of pipes and the like |
| US4047740A (en) * | 1976-06-01 | 1977-09-13 | Caterpillar Tractor Co. | Internally insulated bellows assembly |
| CN103255880A (en) * | 2012-02-20 | 2013-08-21 | 吴淑环 | Waterproof structure of heat-insulation roof or heat-insulation wall surface with waterproof heat-insulation layers |
| CN103438227A (en) * | 2013-09-09 | 2013-12-11 | 浙江中德自控阀门有限公司 | Metal-sealing insulation jacket butterfly valve |
| CN203892812U (en) * | 2014-06-11 | 2014-10-22 | 山东齐鲁石化工程有限公司 | Axial thermal expansion heat insulation device |
| CN104948872A (en) * | 2015-06-11 | 2015-09-30 | 洛阳双瑞特种装备有限公司 | Expansion joint provided with elastic sealing structure and used for thermal insulation pipeline |
| CN207597614U (en) * | 2017-11-02 | 2018-07-10 | 广州金辉建设集团有限公司 | Roof stretching seam waterproof construction |
| CN207728375U (en) * | 2017-12-29 | 2018-08-14 | 嘉兴骏升机械有限公司 | A kind of Tunnel Lining Deformation seam induction slot standard element |
-
2019
- 2019-02-14 CN CN201910114534.XA patent/CN109695795B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3705734A (en) * | 1969-05-16 | 1972-12-12 | Boehler & Co Ag Geb | Arrangement for compensating for changes in the length of pipes and the like |
| US4047740A (en) * | 1976-06-01 | 1977-09-13 | Caterpillar Tractor Co. | Internally insulated bellows assembly |
| CN103255880A (en) * | 2012-02-20 | 2013-08-21 | 吴淑环 | Waterproof structure of heat-insulation roof or heat-insulation wall surface with waterproof heat-insulation layers |
| CN103438227A (en) * | 2013-09-09 | 2013-12-11 | 浙江中德自控阀门有限公司 | Metal-sealing insulation jacket butterfly valve |
| CN203892812U (en) * | 2014-06-11 | 2014-10-22 | 山东齐鲁石化工程有限公司 | Axial thermal expansion heat insulation device |
| CN104948872A (en) * | 2015-06-11 | 2015-09-30 | 洛阳双瑞特种装备有限公司 | Expansion joint provided with elastic sealing structure and used for thermal insulation pipeline |
| CN207597614U (en) * | 2017-11-02 | 2018-07-10 | 广州金辉建设集团有限公司 | Roof stretching seam waterproof construction |
| CN207728375U (en) * | 2017-12-29 | 2018-08-14 | 嘉兴骏升机械有限公司 | A kind of Tunnel Lining Deformation seam induction slot standard element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109695795B (en) | 2019-11-01 |
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