CN220184100U - Leakage treatment structure for deformation joint - Google Patents
Leakage treatment structure for deformation joint Download PDFInfo
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- CN220184100U CN220184100U CN202320937256.XU CN202320937256U CN220184100U CN 220184100 U CN220184100 U CN 220184100U CN 202320937256 U CN202320937256 U CN 202320937256U CN 220184100 U CN220184100 U CN 220184100U
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- deformation joint
- grouting
- deformation
- joint
- notch
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 21
- 229920001971 elastomer Polymers 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims abstract description 8
- 230000001070 adhesive effect Effects 0.000 claims abstract description 8
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 239000011800 void material Substances 0.000 claims description 7
- 238000007569 slipcasting Methods 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000565 sealant Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 6
- 239000012945 sealing adhesive Substances 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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Abstract
The utility model discloses a leakage treatment structure for a deformation joint, which comprises a deformation joint of a building and a structure, wherein a grouting hole is formed in the side part of the deformation joint, a water-based curing material is injected into the deformation joint through a grouting pipe to form a waterproof curtain through the grouting hole, a middle-mounted rubber water stop strip positioned above the waterproof curtain is arranged in the deformation joint, the deformation joint is cut on the back surface of the middle-mounted rubber water stop strip to form a trapezoid notch, an elastic sealing body is arranged in the trapezoid notch, the elastic sealing body and the trapezoid notch are filled and pasted through waterproof structural adhesive, and the opening of the trapezoid notch is filled and sealed through sealing adhesive. Through the mode, the leakage treatment structure for the deformation joint can effectively seal the deformation joint, avoids deformation or failure of the leakage treatment structure caused by deformation reasons such as shrinkage, material shrinkage and uneven settlement of a concrete structure or quality problems such as construction quality defects, and is long in service life, safe and reliable.
Description
Technical Field
The utility model relates to the field of construction of buildings and municipal underground spaces, in particular to a leakage treatment structure for deformation joints.
Background
Most of the prior conventional construction deformation joints adopt a buried water stop or a metal water stop, but various rubber water stops are easy to deform and the metal water stop is easy to be corroded by the groundwater along with uneven settlement of a foundation and long-time soaking of the groundwater, so that leakage of the part is easy to occur; the original buried rubber water stop basically fails, and when raining, the water pressure is small in the process of sinking rainwater into the underground water level, and the sealing cannot be realized; the traditional internal-attached detachable water stop belt is adopted at the communication port, and most of the places cannot achieve good waterproof effect; due to modification of steel and uncompacted vibration of surrounding concrete, the leakage water of the deformation joint is diffused to the periphery, and the structural quality is seriously affected.
The existing deformation joint repairing technology mainly adopts various grouting materials, such as polyurethane grouting materials, wherein a gel of water-soluble polyurethane reacts with water in the deformation joint to form a solidified body, and the solidified body can absorb certain water and swell, so that pressure is generated to block a leakage channel. The disadvantage is that even when the water-swellable solid body is dehydrated for a long period of time, the water-swellable solid body is dehydrated and contracted, and the contracted solid body cannot swell again when meeting water or has insufficient swelling rate, so that the water-proof effect is lost and the solid body is likely to leak again.
Disclosure of Invention
The utility model mainly solves the technical problem of providing the leakage treatment structure for the deformation joint, which can effectively block the deformation joint, avoid deformation or failure of the leakage treatment structure caused by deformation reasons such as shrinkage, material shrinkage, uneven settlement and the like of a concrete structure or quality problems such as construction quality defects and the like, and has long service life, safety and reliability.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a seepage treatment structure for movement joint, movement joint including building and structure, the slip casting hole is seted up to the lateral part of movement joint, the slip casting hole is through the interior injection waterborne curing material of slip casting pipe to movement joint forms the waterproof curtain, be equipped with the centrally-mounted rubber waterstop that is located waterproof curtain top in the movement joint, the movement joint cuts at the back water surface of centrally-mounted rubber waterstop and forms trapezoidal notch, the inside elastic seal body that is equipped with of trapezoidal notch, fill through water-resistant structural adhesive between elastic seal body and the trapezoidal notch and paste, the opening part of trapezoidal notch is filled up and is sealed trapezoidal notch through the sealant.
In a preferred embodiment of the present utility model, the grouting hole comprises a vertical grouting hole and an inclined grouting hole, the waterproof curtain is inserted into the grouting pipe through the inclined grouting hole and formed by grouting, and the waterproof curtain seals the water seepage channel of the deformation joint.
In a preferred embodiment of the present utility model, a grouting pipe is inserted into the vertical grouting hole to inject water-based curing material into the ground void layer below the deformation joint, thereby forming a waterproof curtain.
In a preferred embodiment of the present utility model, the aqueous curable material is aqueous polyurethane, acrylate or non-cured rubber asphalt.
In a preferred embodiment of the present utility model, the trapezoid slot is a trapezoid slot with a narrow top and a narrow bottom, and the cross section of the elastic sealing body is rectangular.
The beneficial effects of the utility model are as follows: according to the leakage treatment structure for the deformation joint, the deformation joint is cut into the trapezoid notch, the waterproof structural adhesive is used for fixing the sealing elastomer in the trapezoid notch so as to form a leakage blocking structure, and the deformation joint is blocked and sealed by matching with the sealing adhesive.
According to the leakage treatment structure for the deformation joint, the water-based curing material is filled on the upstream surface of the deformation joint, and the waterproof curtain is formed at the bottom of the deformation joint again, so that a water seepage channel of the deformation joint is blocked, and the leakage prevention effect is improved.
According to the leakage treatment structure for the deformation joint, the water-based curing material is injected into the gaps between the structural bottom plate below the deformation joint and the lower part of the cushion layer, the foundation void layer is filled, the deformation joint is restored to be waterproof, the foundation is reinforced, and the waterproof curtain is formed, so that the problem of vertical uneven settlement of the deformation joint part is thoroughly solved.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of a leak-off control structure for a deformation joint according to a preferred embodiment of the present utility model;
the components in the drawings are marked as follows: 1. deformation joint, 2, grouting hole, 3, waterproof curtain, 4, waterproof curtain, 5, centrally-mounted rubber water stop, 6, trapezoid notch, 7, elastic sealing body, 8, waterproof structural adhesive, 9 and sealing adhesive.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the utility model, without affecting the effect or achievement of the objective. Also, the terms "upper", "lower", "left", "right", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for modification or adjustment of the relative relationships thereof, as they are also considered within the scope of the utility model without substantial modification to the technical context.
Referring to fig. 1, a leakage treatment structure for deformation joint includes a deformation joint 1 for a building and a structure, and a grouting hole 2 is formed at a side portion of the deformation joint 1. The grouting holes 2 include vertical grouting holes and inclined grouting holes.
The grouting holes 2 are filled with water-based curing materials into the deformation joint 1 through grouting pipes to form waterproof curtains 3. The waterproof curtain 3 is formed by inserting a grouting pipe through the inclined grouting holes 2 and grouting, and the waterproof curtain 3 seals the water seepage channel of the deformation joint 1. And injecting water-based curing materials into the upstream surface of the deformation joint 1 by adopting a grouting pipe to reform a waterproof curtain 3, and plugging a water seepage channel in the joint.
A grouting pipe is inserted into the vertical grouting holes 2 to inject water-based curing materials into the foundation void layer below the deformation joint 1, so as to form a waterproof curtain 4. The water-based curing material is water-based polyurethane, acrylate or non-curing rubber asphalt. The grouting pipe is used for injecting water-based curing materials into the water-facing surface structure base plate of the deformation joint 1, the cushion layer and the void layer below the cushion layer, the deformation joint 1 is restored to be waterproof, the base plate foundation is reinforced, the waterproof curtain 4 is formed, and the problem of vertical uneven settlement of the deformation joint 1 is thoroughly solved.
The deformation joint 1 is internally provided with a centrally-mounted rubber water stop belt 5 positioned above the waterproof curtain 3, the deformation joint 1 is cut above the centrally-mounted rubber water stop belt 5 to form a trapezoid notch 6, an elastic sealing body 7 is arranged inside the trapezoid notch 6, the elastic sealing body 7 and the trapezoid notch 6 are filled and pasted through a waterproof structural adhesive 8, and the opening of the trapezoid notch 6 is filled with sealing adhesive 9 and seals the trapezoid notch 6. The trapezoid notch 6 is a trapezoid notch 6 with a narrow upper part and a narrow lower part, and the cross section of the elastic sealing body 7 is rectangular. The trapezoid notch 6 is sealed through the elastic sealing body 7, the effective blocking is achieved through the cooperation of the waterproof structural adhesive 8, the deformation joint 1 can be effectively blocked downwards when the elastic sealing body 7 is compressed tightly through the trapezoid notch 6, and the seepage prevention effect is improved.
The concrete construction steps are as follows:
1. clearing loose concrete structures at two sides of the deformation joint 1, cleaning the surface and the inside of the deformation joint 1, observing specific leakage parts, and marking the leakage parts;
2. and holes are punched along two sides of the deformation joint 1, the left side is provided with vertical grouting holes 2 and enters a foundation void layer below the deformation joint 1, and the right side is provided with inclined grouting holes 2 and extends into the bottom of the deformation joint 1. The aperture of the grouting hole 2 is 14mm, the pitch of the hole is generally between 200mm and 800mm, the punching interval can be properly adjusted according to the on-site grouting condition, the length of a grouting needle is 15cm-35cm, and holes are distributed along the crack trend plum blossom shape;
3. injecting the reinforced aqueous polyurethane material into the ground void layer by adopting a high-pressure grouting method to form a water-following curtain 4, injecting the reinforced aqueous polyurethane material into the deformation joint 1 by adopting a high-pressure grouting method to form a water-resisting curtain 3, observing for 3-5 days, performing secondary grouting according to the flow after leakage is still caused, curing for 24 hours, dismantling a grouting needle after the curing expires, and sealing a grouting hole 2;
4. removing concrete on two sides of the deformation joint 1 to form a trapezoid notch 6, retaining original reinforcing steel bars, and cleaning chiseled parts;
5. the high-elasticity sealing body 7 is selected, the high-elasticity sealing body 7 is manually embedded into the trapezoid notch 6, then the deformation joint 1 is plugged by adopting the waterproof structural adhesive 8, and finally the deformation joint 1 is filled and sealed by the sealing adhesive 9 on the surface.
Compared with the prior art, the leakage treatment structure for the deformation joint can effectively seal the deformation joint, avoid deformation or failure of the leakage treatment structure caused by deformation reasons such as shrinkage, material shrinkage, uneven settlement and the like of a concrete structure or quality problems such as construction quality defects and the like, and has long service life, safety and reliability.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (5)
1. The utility model provides a leak treatment structure for movement joint, includes the movement joint of building and structure, its characterized in that, the slip casting hole is seted up to the lateral part of movement joint, the slip casting hole is through the interior injection waterborne curing material of slip casting pipe to movement joint forms the waterproof curtain, be equipped with the centrally-mounted rubber waterstop that is located waterproof curtain top in the movement joint, the movement joint cuts at the back surface of centrally-mounted rubber waterstop and forms trapezoidal notch, the inside elastic seal body that is equipped with of trapezoidal notch, fill through water-resistant structural adhesive between elastic seal body and the trapezoidal notch and paste, the opening part of trapezoidal notch is filled up and is sealed trapezoidal notch through the sealant.
2. The leakage control structure for a deformation joint according to claim 1, wherein the grouting holes comprise vertical grouting holes and inclined grouting holes, the waterproof curtain is formed by inserting a grouting pipe through the inclined grouting holes and grouting, and the waterproof curtain seals the water seepage passage of the deformation joint.
3. The leakage improvement structure for deformation joint according to claim 2, wherein a grouting pipe is inserted into the vertical grouting hole to inject water-based curing material into a gap between the pad layer below the deformation joint and the foundation or a void layer, thereby forming a waterproof curtain.
4. A leak-off control structure for a deformation joint according to claim 3, wherein the aqueous curable material is aqueous polyurethane, acrylate or non-cured rubber asphalt.
5. The leakage control structure for a deformation joint according to any one of claims 1 to 4, wherein the trapezoid notch is a trapezoid notch with a narrow upper part and a narrow lower part, and the cross section of the elastic sealing body is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937256.XU CN220184100U (en) | 2023-04-24 | 2023-04-24 | Leakage treatment structure for deformation joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937256.XU CN220184100U (en) | 2023-04-24 | 2023-04-24 | Leakage treatment structure for deformation joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220184100U true CN220184100U (en) | 2023-12-15 |
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ID=89107750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320937256.XU Active CN220184100U (en) | 2023-04-24 | 2023-04-24 | Leakage treatment structure for deformation joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220184100U (en) |
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2023
- 2023-04-24 CN CN202320937256.XU patent/CN220184100U/en active Active
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