CN207775888U - A kind of cooling water pipe connection structure for RCC dam expansion joint - Google Patents
A kind of cooling water pipe connection structure for RCC dam expansion joint Download PDFInfo
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- CN207775888U CN207775888U CN201721770500.9U CN201721770500U CN207775888U CN 207775888 U CN207775888 U CN 207775888U CN 201721770500 U CN201721770500 U CN 201721770500U CN 207775888 U CN207775888 U CN 207775888U
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- cooling water
- water pipe
- lift surface
- pipe
- connecting flange
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Abstract
The utility model provides a kind of cooling water pipe connection structure for RCC dam expansion joint, it includes the first lift surface and the second lift surface, first lift surface and second be provided with stretching structure seam between lift surface；It is provided with first on first lift surface and waits for lift surface, described second being provided with second on lift surface waits for lift surface, waits for that lift surface and second waits for being equipped with the first cooling water pipe and the second cooling water pipe inside lift surface respectively first；The end of first cooling water pipe and the second cooling water pipe is connected by detachable structure with the both ends of flexible pipe respectively, constitutes connectivity structure.This cooling water pipe connection structure can carry out effective compensation to the expansion joint reserved on dam body, and then ensure that the quality of expanded joint structure, and dam body defect caused by preventing its deformation inconsistent ensure that construction quality.
Description
Technical field
The utility model belongs to RCC double curvature arch dam technical field of construction, and especially design is a kind of being used for grinding coagulation
The cooling water pipe connection structure at earth dam expansion joint.
Background technology
Big storehouse surface grinding concrete construction has become current construction dam mainstream technology, by temperature stress, basic constraint,
The influences such as execution conditions, external environment easily generate crack in dam body and surface, influence safety of dam body.Therefore during building a dam,
Storehouse surface is laid with cooling water pipe, cools down, existing paving mode, mostly uses snakelike laying greatly, and reserved expansion joint position is logical
It is often also directly directly laid with using whole snakelike cold water water pipe, and cooling water pipe all uses steel pipe under normal conditions, thus
Cause cooling water pipe can not follow expansion joint deformation and it is servo-actuated stretch, such expansion joint in deformation process, due to
Steel pipe and expansion joint deformation are inconsistent, will result in the local failure of expanded joint structure, and then influence the quality of dam body.
Utility model content
The main purpose of the utility model is to provide a kind of cooling water pipe connections for RCC dam expansion joint
Structure, this cooling water pipe connection structure can carry out effective compensation to the expansion joint reserved on dam body, and then ensure that expansion joint
The quality of structure, dam body defect caused by preventing its deformation inconsistent, ensure that construction quality.
In order to realize above-mentioned technical characteristic, what the purpose of this utility model was realized in：One kind being used for grinding coagulation
The cooling water pipe connection structure at earth dam expansion joint, it includes the first lift surface and the second lift surface, has been poured first
It builds storehouse surface and second and is provided with stretching structure seam between lift surface；First is provided on first lift surface to wait pouring
Storehouse surface, described second being provided with second on lift surface waits for lift surface, and lift surface and the second storehouse to be poured are waited for first
The first cooling water pipe and the second cooling water pipe are equipped with inside face respectively；The end of first cooling water pipe and the second cooling water pipe
Head is connected by detachable structure with the both ends of flexible pipe respectively, constitutes connectivity structure.
The detachable structure includes the first pipe connecting flange and the second pipe connecting flange, and first pipe connecting flange is fixedly mounted
In the end of the first cooling water pipe, the outer cover of first pipe connecting flange is equipped with the first work flange；Second pipe connecting flange
It is sealingly mounted at outside the tip side of flexible pipe by fluid sealant, the outer cover of second pipe connecting flange is equipped with the second work method
It is blue；It is fixedly linked by hexagon-headed bolt and nut between the first work flange and the second work flange.
The flexible pipe uses bellows or steel wire network pipe.
The contact face of first pipe connecting flange and the second pipe connecting flange is provided with sealing ring.
First cooling water pipe and the second cooling water pipe are connected with cold water supply water source.
The utility model has the advantages that：
1, it by using above-mentioned cold water pipe connecting structure of water, can be used at the stretching structure seam of RCC dam
Flexible pipe is connected, and certain dilatation amount is ensure that by using flexible pipe, can be followed by the change of stretching structure seam
Shape and occur to deform accordingly, and then avoid whole traditional cooling water pipe can not occur in process of deployment with dynamic deformation and
The destruction at stretching structure seam is caused, and then ensure that the quality of stretching structure seam, effectively prevent it in deformation process, it is cold
But water pipe destroys.
2, there is certain flexibility by using bellows or steel wire network pipe, and then ensure that it can carry out flexible change
Shape.
3, the quick docking between two cooling water pipes is ensure that by using the detachable structure, to filling process
In, by be sleeved on first outside the first pipe connecting flange and the second pipe connecting flange live flange and second live flange can will be flexible
One end of pipe is smoothly fixedly linked with the end of cooling water pipe, while ensure that connection reliability, improves joint efficiency,
Simplify connection procedure.
4, by the way that the mating connection between hexagon-headed bolt and nut will be used between the first work flange and the second work flange,
It ensure that joint efficiency, and ensure that quality of connection.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the utility model integral installation structural schematic diagram.
Fig. 2 is the utility model partial enlargement structural representation.
In figure：First lift surface 1, first wait for lift surface 2, the first cooling water pipe 3, the first pipe connecting flange 4, hexagonal
The work of hook bolt 5, first flange 6, the work of sealing ring 7, second flange 8, nut 9, the second pipe connecting flange 10, fluid sealant 11, flexible pipe
12, stretching structure seam 14, detachable structure 15, second wait for lift surface 16, the second cooling water pipe 17, second lift surface
18。
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
Referring to Fig. 1-2, a kind of cooling water pipe connection structure for RCC dam expansion joint, it has been poured including first
Build storehouse surface 1 and the second lift surface 18, first lift surface 1 and second be provided with flexible knot between lift surface 18
Structure seam 14；It is provided with first on first lift surface 1 and waits for lift surface 2, described second is provided on lift surface 18
Second waits for lift surface 16, waits for that lift surface 2 and second waits for being equipped with the first cooling water inside lift surface 16 respectively first
Pipe 3 and the second cooling water pipe 17；The end of first cooling water pipe, 3 and second cooling water pipe 17 passes through detachable structure respectively
15 are connected with the both ends of flexible pipe 12, constitute connectivity structure.It can be stitched at 14 using soft in the stretching structure of RCC dam
Property pipe 12 be connected, certain dilatation amount is ensure that by using flexible pipe 12, can be followed by stretching structure seam 14
Deformation and occur to deform accordingly, and then avoid whole traditional cooling water pipe servo-actuated change can not occur in process of deployment
Shape and cause stretching structure seam 14 at destruction, and then ensure that stretching structure seam 14 quality, effectively prevent it deforming
Cheng Zhong, the water pipe that is cooled destroy.
Further, the detachable structure 15 includes the first pipe connecting flange 4 and the second pipe connecting flange 10, and described first connects
Pipe flange 4 is fixedly mounted on the end of the first cooling water pipe 3, and the outer cover of first pipe connecting flange 4 is equipped with the first work flange
6；Second pipe connecting flange 10 is sealingly mounted at by fluid sealant 11 outside the tip side 13 of flexible pipe 12, and described second takes over
The outer cover of flange 10 is equipped with the second work flange 8；Pass through hexagon-headed bolt 5 between the first work flange 6 and second work flange 8
It is fixedly linked with nut 9.During the installation process, the both ends of flexible pipe 12 are passed through into detachable structure 15 and the first cooling water respectively
It is attached between pipe 3 and the second cooling water pipe 17, ensure that it being capable of smoothly dilatation in stretching structure seam 14.
Further, the flexible pipe 12 uses bellows or steel wire network pipe.And then it ensure that it can carry out flexible change
Shape.
Further, the contact face of first pipe connecting flange, 4 and second pipe connecting flange 10 is provided with sealing ring 7.It is logical
Sealing ring 7 described in crossing can ensure the sealing effect between the first pipe connecting flange 4 and the second pipe connecting flange 10.
Further, first cooling water pipe, 3 and second cooling water pipe 17 is connected with cold water supply water source.Pass through cold water
It can supply water to cooling water pipe for water-supply source, and then ensure that and wait for that lift surface 2 and second waits for lift surface 16 to first
Cool down.
The installation process and operation principle of the utility model be：
First, wait for that lift surface 2 and second waits for being laid with the first cooling water pipe 3 respectively in the storehouse surface of lift surface 16 first
With the second cooling water pipe 17；
Then, by detachable structure 15 by the both ends of flexible pipe 12 respectively with the first cooling water pipe 3 and the second cooling water
It is attached between pipe 17；
Finally, after waiting for that all cooling water pipe is laid with and completes, by the first cooling water pipe 3 and the second cooling water pipe 17 with it is cold
Water is connected for water-supply source to supply water.
It ensure that certain dilatation amount by using above-mentioned structural flexibility pipe 12, flexible knot can be followed by
The deformation of structure seam 14 and occur to deform accordingly, and then avoid whole traditional cooling water pipe and can not occur in process of deployment
Caused with dynamic deformation stretching structure seam 14 at destruction, and then ensure that stretching structure seam 14 quality, effectively prevent its
In deformation process, the water pipe that is cooled destroys.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the scope of protection of the utility model should be recorded with claim include the technical solution of claim record
The equivalents of middle technical characteristic are protection domain.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection domain within.
Claims (5)
1. a kind of cooling water pipe connection structure for RCC dam expansion joint, it is characterised in that：It has been poured including first
Build storehouse surface（1）With the second lift surface（18）, in the first lift surface（1）With the second lift surface（18）Between be arranged
There is stretching structure seam（14）；In the first lift surface（1）On be provided with first and wait for lift surface（2）, described second has poured
Storehouse surface（18）On be provided with second and wait for lift surface（16）, lift surface is waited for first（2）Lift surface is waited for second（16）It is interior
Portion is equipped with the first cooling water pipe respectively（3）With the second cooling water pipe（17）；First cooling water pipe（3）With the second cooling water
Pipe（17）End pass through detachable structure respectively（15）With flexible pipe（12）Both ends be connected, constitute connectivity structure.
2. a kind of cooling water pipe connection structure for RCC dam expansion joint, feature exist according to claim 1
In：The detachable structure（15）Including the first pipe connecting flange（4）With the second pipe connecting flange（10）, first pipe connecting flange
（4）It is fixedly mounted on the first cooling water pipe（3）End, first pipe connecting flange（4）Outer cover equipped with first live flange
（6）；Second pipe connecting flange（10）Pass through fluid sealant（11）It is sealingly mounted at flexible pipe（12）Tip side（13）Outside, institute
State the second pipe connecting flange（10）Outer cover equipped with second live flange（8）；The first work flange（6）With the second work flange（8）
Between pass through hexagon-headed bolt（5）And nut（9）It is fixedly linked.
3. a kind of cooling water pipe connection structure for RCC dam expansion joint, feature exist according to claim 1
In：The flexible pipe（12）Using bellows or steel wire network pipe.
4. a kind of cooling water pipe connection structure for RCC dam expansion joint, feature exist according to claim 2
In：First pipe connecting flange（4）With the second pipe connecting flange（10）Contact face be provided with sealing ring（7）.
5. a kind of cooling water pipe connection structure for RCC dam expansion joint, feature exist according to claim 1
In：First cooling water pipe（3）With the second cooling water pipe（17）It is connected with cold water supply water source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770500.9U CN207775888U (en) | 2017-12-18 | 2017-12-18 | A kind of cooling water pipe connection structure for RCC dam expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770500.9U CN207775888U (en) | 2017-12-18 | 2017-12-18 | A kind of cooling water pipe connection structure for RCC dam expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207775888U true CN207775888U (en) | 2018-08-28 |
Family
ID=63226378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721770500.9U Active CN207775888U (en) | 2017-12-18 | 2017-12-18 | A kind of cooling water pipe connection structure for RCC dam expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207775888U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198193A (en) * | 2020-10-30 | 2021-01-08 | 四川大学 | Concrete structure crack monitoring device and monitoring method thereof |
| CN113250148A (en) * | 2021-05-27 | 2021-08-13 | 山东水总有限公司 | Roller compacted concrete dam structure and construction method |
| CN115324060A (en) * | 2022-08-08 | 2022-11-11 | 国家电网有限公司 | Parallel pipe structure in cooling water passing bin for dam concrete pouring and method thereof |
-
2017
- 2017-12-18 CN CN201721770500.9U patent/CN207775888U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198193A (en) * | 2020-10-30 | 2021-01-08 | 四川大学 | Concrete structure crack monitoring device and monitoring method thereof |
| CN113250148A (en) * | 2021-05-27 | 2021-08-13 | 山东水总有限公司 | Roller compacted concrete dam structure and construction method |
| CN115324060A (en) * | 2022-08-08 | 2022-11-11 | 国家电网有限公司 | Parallel pipe structure in cooling water passing bin for dam concrete pouring and method thereof |
| CN115324060B (en) * | 2022-08-08 | 2024-04-16 | 国家电网有限公司 | Cooling water-passing cabin pipe combining structure for dam concrete pouring and method thereof |
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