CN209525067U - Hydraulic structure expansion joint water-stagnating effect rapid detection system - Google Patents
Hydraulic structure expansion joint water-stagnating effect rapid detection system Download PDFInfo
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- CN209525067U CN209525067U CN201920212809.9U CN201920212809U CN209525067U CN 209525067 U CN209525067 U CN 209525067U CN 201920212809 U CN201920212809 U CN 201920212809U CN 209525067 U CN209525067 U CN 209525067U
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- expansion joint
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- proof film
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Abstract
There is cavity between at the top of a kind of hydraulic structure expansion joint water-stagnating effect rapid detection system, the expansion joint and the waterstop inside expansion joint which includes closed ring or semiclosed annular, the waterstop and the expansion joint；It is equipped with elastic water-proof film at the top of the expansion joint, will be completely covered at the top of the expansion joint；It is equipped with arch corresponding with the expansion joint shape at the top of the elastic water-proof film, compresses the elastic water-proof film；The elastic water-proof film is equipped with water injection pipe and exhaust pipe, and the water injection pipe and exhaust pipe end are connected to the cavity, which connects pressure water injection device.The utility model hydraulic structure expansion joint water-stagnating effect rapid detection system, structure is simple, and easy to operate, detection method is applied widely, can bear high reverse water pressure, adapts to large scale structure, does not destroy original structure, testing result is accurate.
Description
Technical field
The utility model belongs to construction engineering technical field, and especially a kind of hydraulic structure expansion joint water-stagnating effect is quick
Detection system.
Background technique
In the Water-related Projects such as existing Hydro-concrete Structures, such as checkdam, sluice, aqueduct, tunnel, channel, due to
It is unable to continuously poured in one and completes or consider temperature change concrete is caused the reasons such as to expand with heat and contract with cold, need to be arranged in casting flexible
Seam, expansion joint are that hydraulic structure leaks incidental position, and leakage disease not only causes water loss, while influencing water conservancy
Engineering safety operation, therefore the built-in types water sealing structures such as rubber fastening band, Copper water stop are equipped with usually in expansion joint.But work
In journey due to construction, environment etc., causes built-in type water sealing structure to be frequently present of leakage phenomenon, leaked after water flowing operation
Problem causes to repair difficulty, therefore the safe operation to ensure engineering, to expansion joint built-in type water sealing structure before water flowing operation
Water-stagnating effect to be used for quickly detecting be a kind of most effective means, however currently without adapting to large scale structure, not destroying former knot
Structure can bear high hydraulic pressure, detection efficiency high water-stagnating effect rapid detection system and method.
Utility model content
The purpose of the utility model is to provide a kind of hydraulic structure expansion joint water-stagnating effect rapid detection system, structures
Simply, easy to operate, high reverse water pressure can be born, large scale structure is adapted to, does not destroy original structure, testing result is accurate and reliable.
To achieve the above object, the utility model takes following technical scheme:
A kind of hydraulic structure expansion joint water-stagnating effect rapid detection system, including closed ring or it is semiclosed annular stretch
Waterstop inside contracting seam and expansion joint has cavity between the waterstop and expansion joint top；It is equipped at the top of the expansion joint
Elastic water-proof film will be completely covered at the top of the expansion joint；Arch corresponding with the expansion joint shape is equipped at the top of the elastic water-proof film
Frame compresses the elastic water-proof film；The elastic water-proof film is equipped with water injection pipe and exhaust pipe, the water injection pipe and exhaust pipe end with
Cavity connection, the water injection pipe connect pressure water injection device.
Further, the elastic water-proof film is polyurea elastomer, rubber elastomer, polyurethane elastomer, acrylate
Elastomer or silicon rubber.
Further, the expansion joint inside top is equipped with filleting structure, will seal at the top of the expansion joint.
Further, the expansion joint and arch are circular ring shape, the elastic water-proof film at the top of the expansion joint with it is described
The flexible rod of circular ring shape is equipped between arch, which, which sinks in the expansion joint, blocks the expansion joint, the elasticity
Stick is compressed by the arch, and the elastic water-proof film is made to be recessed inwardly in the position at the expansion joint；The arch includes multiple stretching with this
The contracting seam consistent arch piece of radian, the arch piece both ends are respectively provided with plug division, make the plug division weight of adjacent arch piece
It is folded, and be bolted to connection.
Further, the arch inner wall is equipped with supporting beam, and each supporting beam is adjustable length, to adjust the branch of the arch
Support force.
Further, the expansion joint and arch are rectangular ring, elastic water-proof film and institute at the top of the expansion joint
The flexible rod that rectangular ring is equipped between arch is stated, which, which sinks in the expansion joint, blocks the expansion joint, described
Flexible rod is compressed by the arch, and the elastic water-proof film is made to be recessed inwardly in the position at the expansion joint.
Further, the arch inner wall is equipped with supporting beam, and each supporting beam is adjustable length, to adjust the branch of the arch
Support force.
Further, the arch is equipped with several adjusting extrusion bolts, the end ball of the adjusting extrusion bolt
Face can be supported with the elastic water-proof film.
Further, the pressure water injection device includes air compressor machine, water tank, pressure water gun nozzle, pressure sensor, water record
Sensor.
The beneficial effects of the utility model are: the quick detection system of the utility model hydraulic structure expansion joint water-stagnating effect
System, structure is simple, and easy to operate, detection method is applied widely, and testing result is accurate.
Detailed description of the invention
Fig. 1 is that the structure of the embodiment 1 of the utility model hydraulic structure expansion joint water-stagnating effect rapid detection system is shown
It is intended to.
Fig. 2 is that the structure of the embodiment 2 of the utility model hydraulic structure expansion joint water-stagnating effect rapid detection system is shown
It is intended to.
Fig. 3 is the sectional view in the direction A-A in Fig. 2.
Fig. 4 is that the structure of the embodiment 3 of the utility model hydraulic structure expansion joint water-stagnating effect rapid detection system is shown
It is intended to.
Fig. 5 is the schematic illustration of the utility model hydraulic structure expansion joint water-stagnating effect rapid detection system.
Specific embodiment
In order to absolutely prove the technological means and creation characteristic of realizing the utility model, With reference to embodiment,
The utility model is further described.
As shown in Figure 1, shown in Figure 5, the utility model provides a kind of hydraulic structure expansion joint water-stagnating effect rapid detection system,
Waterstop 2 inside expansion joint 1 and expansion joint 1 including closed ring or semiclosed annular, the waterstop 2 and the expansion joint 1
There is cavity 3 between top.It is equipped with elastic water-proof film 4 at the top of the expansion joint 1, will be completely covered at the top of the expansion joint 1.The elasticity
Waterproof membrane 4 is the height being made of polyurea elastomer, rubber elastomer, polyurethane elastomer, acrylate elastomer or silicon rubber
Molecular flexibility body waterproof coating.Arch 5 corresponding with 1 shape of expansion joint is equipped at the top of the elastic water-proof film 4, with the expansion joint
1 is corresponding, compresses the elastic water-proof film 4.The elastic water-proof film 4 is equipped with water injection pipe 6 and exhaust pipe 7, the water injection pipe 6 and exhaust pipe
7 ends are connected to the cavity 3, which connects pressure water injection device.The pressure water injection device includes air compressor machine 61, water
Case 62, pressure water gun nozzle, pressure sensor 63, water record sensor 64.It wherein, can by the connection of air compressor machine 61 and water tank 62
Air pressure is converted to hydraulic pressure, by adjusting the pressure size of air compressor machine 61, to adjust the size of hydraulic pressure, there is pressure adjustable
Section, water is recordable, the observable feature of pressure value.
The expansion joint 1 and arch 5 are circular ring shape, can be set between the elastic water-proof film and the arch at the top of the expansion joint
There is the flexible rod (meaning not shown) of circular ring shape, which, which sinks in the expansion joint, blocks the expansion joint, the flexible rod
It is compressed by the arch, the elastic water-proof film is made to be recessed inwardly in the position at the expansion joint.The arch 5 includes the multiple and expansion joint
The consistent arch piece of 1 radian, the arch piece both ends are respectively provided with plug division, are overlapped the plug division of adjacent arch piece,
And be bolted to connection, one and the consistent closed arch 5 of 1 shape of expansion joint are formed, then between overlapping portion arch piece
Divide and expanded, so that arch 5 and elastic water-proof film 4 form the compression system of a sealing.When expansion joint, 1 internal diameter is larger, and
When hydraulic pressure is larger, which is equipped with supporting beam 8.The supporting beam 8 can end to end formation rectangle, and the end of the rectangle
Point is located at the plug division.Each supporting beam 8 is adjustable length, to adjust the support force of the arch.
As shown in Figure 2 and Figure 3, the expansion joint 1 and arch 5 are rectangular ring, the elastic water-proof film 4 at 1 top of expansion joint
The flexible rod 9 of annular is equipped between the arch 5, which sinks in the expansion joint 1 and block the expansion joint 1, should
Flexible rod is compressed by the arch, and the elastic water-proof film 4 is made to be recessed inwardly in the position at the expansion joint 1, when 1 internal diameter of expansion joint compared with
Greatly, when and hydraulic pressure is larger, which is equipped with supporting beam 8.The supporting beam 8 can end to end formation rectangle, and the rectangle
Each endpoint be respectively positioned on the inside of the rectangular edges of the arch 5.Each supporting beam 8 is adjustable length, to adjust the branch of the arch
Support force.
The arch 5 of the utility model is also provided with several adjusting extrusion bolts 10, adjusts spherical surface by rotation and squeezes
Bolt 10 is pressed, the end spherical surface of the adjusting extrusion bolt 10 can be supported with the elastic water-proof film 4, adjust ball by rotation
Face, which squeezes bolt 10, makes its protrusion, further compresses elastic water-proof film, prevent a certain position bad sealing of elastic water-proof film 4 and
Leakage.
As shown in figure 4, the detection system of the utility model can also be to be non-removable, which is set
There is filleting structure 11, will be sealed at the top of the expansion joint 1.At this point, the material of elastic water-proof film 4 is the macromolecules such as polyureas, polyurethane
Elastomeric material.
The utility model also provides a kind of hydraulic structure expansion joint water-stagnating effect rapid detection method, utilizes the water
Work building expansion joint water-stagnating effect rapid detection system, including the following steps:
(1) washcoat: first to clearing up on the inside of expansion joint 1,1 outer surface of expansion joint is polished, and utilizes ring
Oxygen mortar or cement mortar or epoxy mortar material repair to the rejected region of 1 outer surface of expansion joint levelling；Ensure
The defects of smooth rule of 1 outer surface of expansion joint, no hollowing, shelling；
(2) cavity is formed:
1., on 1 surface of expansion joint, cyclic spring waterproof membrane 4 is set: brushed first in 1 outer surface two sides of expansion joint viscous
Then glue complies with the shape at expansion joint 1, cyclic spring waterproof membrane 4 is affixed on to the surface at expansion joint 1；Or
Non-removable additional telescopic is set on 1 surface of expansion joint and stitches waterstop: firstly, inside expansion joint 1 and flexible
Stitch 1 both sides 20cm brushing primary coat；Then caulking material is embedded in expansion joint by filling embankment method, forms caulking type waterstop；
Then coating material is scratched or is sprayed on flexible seam surface, form filleting-film combined type T-shape waterstop；
2., form closed arch: comply with the shape at expansion joint, arch piece be bolted together paragraph by paragraph, is formed
Closed arch 5；Wherein, closed arch 5 is pressed in 1 side of filleting position and expansion joint of cyclic spring stick 9/ or expansion joint 1
Elastic water-proof film/or closing film on；
(3) arch pressurizes: by expanding between the lap arch piece, increasing the internal diameter of arch, to increase arch pair
The pressure of cyclic spring waterproof membrane 4；
And/or the length of arch inner support beam 8 is adjusted, to increase arch to the pressure of cyclic spring waterproof membrane 4；
(4) it calms the anger and detects elastic water-proof film airtightness and reparation:
Close exhaust pipe 7,3 note of cavity using the air compressor machine of pressure water injection device, by water injection pipe 6, into expansion joint
Enter to have the gas of built-in type waterstop allowable stress, closed ring elastic water-proof film is airtight on the outside of Preliminary detection expansion joint
Property；When if any a certain position gas leakage, the adjusting extrusion bolt of its position is tightened, again using adjusting extrusion bolt
Secondary compression elastic water-proof film 4；In the case where without obvious gas leakage, then prepare to press water；
(5) water-stagnating effect of built-in type water sealing structure quickly detects:
1., using cavity of the pressure water injection device into expansion joint fill the water pressurization；In pressure process, water injection pressure is controlled,
So that water injection pressure slowly rises, pressure urgency is avoided to increase and destroy the leakproofness of cyclic spring waterproof membrane；And maximum water injection pressure
Design maximum pressure is born less than or equal to built-in type waterstop, avoids pressure excessive and destroys the watertightness of built-in type waterstop；
2., when pressure reach built-in type waterstop bear design maximum pressure when, stop water filling, observe pressure gauge, if
Pressure sharply declines, then the flexible interior waterstop leakage of explanation；
And/or it if pressure is steady decline process, after filling water to expansion joint internal cavity by compressed water generation apparatus, closes
Gas vent, it is 5-30 minutes static, if pressure is decreased obviously, illustrate that waterstop leaks in expansion joint；
(6) pressure release is drained
Pressure release is carried out after the completion of to be detected, opens exhaust pipe 7, removes pressure water injection device, it will be in 1 cavity 3 of expansion joint
Water discharge is clean；Then, the arch 5 of pressurization is removed；
And/or remove elastic water-proof film 4.
Not having the technical characteristic being described in detail in the utility model is the prior art, above are only and illustrates the utility model
Principle, specific embodiment are the utility model preferred embodiment, not for limitation the application.It is all in the utility model
Without departing from all equivalent modifications or change completed under spirit disclosed herein and technical idea in technical field,
It should be covered by claims hereof.
Claims (9)
1. a kind of hydraulic structure expansion joint water-stagnating effect rapid detection system, which is characterized in that sealed including closed ring or half
There is cavity between at the top of the expansion joint of closed-loop shaped and the waterstop inside expansion joint, the waterstop and the expansion joint；This is flexible
Seam top is equipped with elastic water-proof film, will be completely covered at the top of the expansion joint；It is equipped with and the slit of stretching at the top of the elastic water-proof film
The corresponding arch of shape compresses the elastic water-proof film；The elastic water-proof film is equipped with water injection pipe and exhaust pipe, the water injection pipe and exhaust
Pipe end is connected to the cavity, which connects pressure water injection device.
2. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1, it is characterised in that: described
Elastic water-proof film is polyurea elastomer, rubber elastomer, polyurethane elastomer, acrylate elastomer or silicon rubber.
3. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1 or 2, it is characterised in that:
The expansion joint inside top is equipped with filleting structure, will seal at the top of the expansion joint.
4. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1 or 2, it is characterised in that:
The expansion joint and arch are circular ring shape, and circular ring shape is equipped between the elastic water-proof film and the arch at the top of the expansion joint
Flexible rod, which, which sinks in the expansion joint, blocks the expansion joint, and the flexible rod is compressed by the arch, is made
The elastic water-proof film is recessed inwardly in the position at the expansion joint；The arch includes multiple and the consistent arch of expansion joint radian
Piece, the arch piece both ends are respectively provided with plug division, are overlapped the plug division of adjacent arch piece, and the company of being bolted
It connects.
5. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 4, it is characterised in that: described
Arch inner wall is equipped with several supporting beams, and each supporting beam is adjustable length, to adjust the support force of the arch.
6. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1 or 2, it is characterised in that:
The expansion joint and arch are rectangular ring, and rectangle is equipped between the elastic water-proof film and the arch at the top of the expansion joint
Cricoid flexible rod, which, which sinks in the expansion joint, blocks the expansion joint, and the flexible rod is by the arch pressure
Tightly, the elastic water-proof film is made to be recessed inwardly in the position at the expansion joint.
7. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 6, it is characterised in that: described
Arch inner wall is equipped with supporting beam, and each supporting beam is adjustable length, to adjust the support force of the arch.
8. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1, it is characterised in that: described
Arch is equipped with several adjusting extrusion bolts, and the end spherical surface of the adjusting extrusion bolt can be supported with the elastic water-proof film
Top.
9. hydraulic structure expansion joint water-stagnating effect rapid detection system according to claim 1, it is characterised in that: described
Pressure water injection device includes air compressor machine, water tank, pressure water gun nozzle, pressure sensor, water record sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212809.9U CN209525067U (en) | 2019-02-19 | 2019-02-19 | Hydraulic structure expansion joint water-stagnating effect rapid detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212809.9U CN209525067U (en) | 2019-02-19 | 2019-02-19 | Hydraulic structure expansion joint water-stagnating effect rapid detection system |
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| CN209525067U true CN209525067U (en) | 2019-10-22 |
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| CN201920212809.9U Active CN209525067U (en) | 2019-02-19 | 2019-02-19 | Hydraulic structure expansion joint water-stagnating effect rapid detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738132A (en) * | 2019-02-19 | 2019-05-10 | 中国水利水电科学研究院 | Hydraulic structure expansion joint water-stagnating effect rapid detection system and method |
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2019
- 2019-02-19 CN CN201920212809.9U patent/CN209525067U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738132A (en) * | 2019-02-19 | 2019-05-10 | 中国水利水电科学研究院 | Hydraulic structure expansion joint water-stagnating effect rapid detection system and method |
| CN109738132B (en) * | 2019-02-19 | 2024-07-02 | 中国水利水电科学研究院 | System and method for rapidly detecting water stopping effect of expansion joint of hydraulic building |
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