CN112323869A - Basement expansion joint composite waterproof construction method - Google Patents
Basement expansion joint composite waterproof construction method Download PDFInfo
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- CN112323869A CN112323869A CN202011212237.8A CN202011212237A CN112323869A CN 112323869 A CN112323869 A CN 112323869A CN 202011212237 A CN202011212237 A CN 202011212237A CN 112323869 A CN112323869 A CN 112323869A
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- expansion joint
- sealing strip
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- basement
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The application relates to a basement expansion joint composite waterproof construction method, which comprises the following construction steps: digging a reserved groove along the telescopic seam on the ground; processing the interior of the expansion joint; a first sealing strip and a second sealing strip are stuffed into the expansion joint, the second sealing strip is positioned above the first sealing strip, and the upper part of the second sealing strip is lower than the upper opening of the expansion joint; grouting material between the first sealing strip and the second sealing strip by using a grouting device; coating a first layer of sealant on the second sealing strip at the opening of the expansion joint until the upper surface of the first layer of sealant is flush with the bottom of the reserved groove; a water stop is bonded on the bottom of the reserved groove and seals the opening of the expansion joint; pouring a repairing material in the reserved groove, and manufacturing a reserved seam on the repairing material corresponding to the expansion joint; and filling a gap filling assembly in the reserved gap. This application has the effect that forms good sealed, promotion waterproof performance to the expansion joint.
Description
Technical Field
The application relates to the field of building expansion joint waterproofing, in particular to a composite waterproof construction method for a basement expansion joint.
Background
At present, in the building industry, expansion joints are manufactured on the ground and the wall body of a basement at the bottommost layer, and are used for preventing the structure of a building component from cracking or damaging due to climate temperature change (thermal expansion and cold contraction). Simultaneously, still need carry out waterproof construction to the expansion joint in expansion joint department, prevent that groundwater from passing through in the expansion joint infiltration building.
At present, a construction method of combining a buried water stop belt with an internally-attached detachable water stop belt is generally adopted at an expansion joint to carry out waterproof treatment on the expansion joint.
In view of the above-mentioned related art, the inventor believes that there is a defect that the sealing at the expansion joint is poor, resulting in a poor waterproof effect.
Disclosure of Invention
In order to improve the not good problem of expansion joint department water-proof effects, this application provides a basement expansion joint composite waterproof construction method.
The application provides a compound waterproof construction method of basement expansion joint adopts following technical scheme:
a composite waterproof construction method for a basement expansion joint comprises the following construction steps:
firstly, digging a reserved groove on the ground along a telescopic seam path;
step two, processing the interior of the expansion joint;
step three, stuffing a first sealing strip with the length consistent with that of the contraction joint into the expansion joint;
fourthly, a second sealing strip is stuffed into the expansion joint, the second sealing strip is positioned above the first sealing strip, and the upper part of the second sealing strip is lower than the upper opening of the expansion joint;
fifthly, grouting material between the first sealing strip and the second sealing strip by using a grouting device;
sixthly, coating a first layer of sealant on the second sealing strip at the opening of the expansion joint until the upper surface of the first layer of sealant is flush with the bottom of the reserved groove;
bonding a water stop belt on the bottom of the reserved groove, wherein the water stop belt seals the opening of the expansion joint;
step eight, pouring a repairing material in the reserved groove, and manufacturing a reserved seam on the repairing material corresponding to the expansion joint;
and step nine, filling a gap filling assembly in the reserved gap.
Through adopting above-mentioned technical scheme, the seal assembly that two sealing strips and grout material at interval about adopting are constituteed seals the lock water to expansion joint inside, and the cooperation is with fixed waterstop, creates anhydrous environmental condition to the expansion joint to the waterproof performance at reinforcing expansion joint reduces groundwater and passes through the possibility that the expansion joint oozes into the basement, can also reduce the destruction of secret infiltration to the building bottom.
Optionally, the expansion joint treatment process is as follows:
polishing the inner wall of the expansion joint, and cleaning sundries in the expansion joint.
Through adopting above-mentioned technical scheme, the expansion joint inner wall cooperation after polishing can strengthen the laminating degree of sealing strip and expansion joint inner wall with the sealing strip, promotes the sealing performance to the expansion joint.
Optionally, the sealing strip is cylindrical, and the diameter of the cross section is greater than the width of the opening of the expansion joint.
Through adopting above-mentioned technical scheme, cylindric sealing strip is convenient for fill in the expansion joint when, and when the sealing strip fills in the expansion joint in the back, the seal self of being made by flexible material has better elasticity to can also prop and promote the sealed to the expansion joint in the expansion joint.
Optionally, the sealing strip is made of a material with a flying horse scale.
Through adopting above-mentioned technical scheme, the material of flying horse degree has better elasticity, can make the sealing strip stable setting seal the expansion joint in the expansion joint.
Optionally, the grouting material is acrylate grouting material.
By adopting the technical scheme, the acrylate grouting material has the characteristics of good impermeability, groutability, short gelling time and the like, so that the expansion joint can be well sealed all the time.
Optionally, a plurality of through holes are respectively formed in two sides of the water stop in the length direction.
Through adopting above-mentioned technical scheme, the fixed glue forms the riveting through the through-hole to the waterstop to can make the waterstop stably fix in the reservation tank.
Optionally, each side of the water stop belt is provided with at least two rows of through holes.
Through adopting above-mentioned technical scheme, two rows of through-holes can show the fixed strength of strengthening the fixed glue to the waterstop.
Optionally, the waterstop is bonded in the preformed groove by adopting hydrophilic epoxy glue.
Through adopting above-mentioned technical scheme, hydrophilic epoxy glue can effectively prevent infiltration expansion joint in.
Optionally, the step nine further includes the following steps:
and (4) filling an elastic gasket into the reserved seam, pressing the telescopic elastic gasket on the water stop belt, and then brushing a second layer of sealant on the elastic gasket.
Through adopting above-mentioned technical scheme, the elastic gasket can absorb pressure when receiving great pressure to the use reliability and the increase of service life of parts such as seal assembly have been guaranteed.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the sealing strips, the grouting material, the water stop and the joint filling assembly, an anhydrous environmental condition is created for the expansion joint, so that the waterproof performance of the expansion joint is enhanced, the possibility that underground water seeps into a basement through the expansion joint is reduced, and the damage of the underground water seepage to the bottom layer of a building can be reduced;
2. the sealing strip is cylindrical, and the diameter of the cross section of the sealing strip is larger than the width of the opening of the expansion joint, so that the sealing strip can be supported in the expansion joint to improve the sealing of the expansion joint;
3. through setting up the through-hole, the fixed glue forms the riveting through the through-hole to the waterstop to can make the waterstop stably fix in the reservation tank.
Drawings
FIG. 1 is a schematic flow chart of a composite waterproof construction method for a basement expansion joint;
fig. 2 is a structural schematic diagram of composite waterproof construction of a basement expansion joint.
Description of reference numerals: 1. reserving a groove; 11. a chute; 2. an expansion joint; 3. a seal assembly; 31. a first seal strip; 32. a second seal strip; 33. grouting material; 4. a first layer of sealant; 5. lower layer fixing glue; 6. a water stop; 7. fixing glue on the upper layer; 8. repairing materials; 81. reserving a seam; 9. a caulking assembly; 91. an elastic pad; 92. and a second layer of sealant.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The application discloses a compound waterproof construction method of basement expansion joint, refer to fig. 1, include following construction steps:
step one, referring to fig. 2, a preformed groove 1 is dug on the ground of the basement, and the preformed groove 1 can also be formed by adopting a template when a basement wallboard or a bottom plate is poured. The expansion joint 2 is manufactured at the bottom of the preformed groove 1 along the length direction of the preformed groove 1, and the expansion joint 2 which is subjected to sealing treatment is further strengthened and sealed in the later period through the preformed groove 1.
The template is packed into in expansion joint 2 to dig downwards to one side at the tank bottom of reservation groove 1 by expansion joint 2's both sides and form chute 11, chute 11 forms the flaring to expansion joint 2's opening, thereby be convenient for take out the template that is used for making expansion joint 2 in being located expansion joint 2, then pour in chute 11 and repair material 8, thereby strengthen the structural strength of 2 openings part at expansion joint, the later stage of being convenient for carries out waterproof sealing to expansion joint 2 and handles.
And step two, polishing the inner wall of the expansion joint 2, cleaning sundries and the like.
And step three, referring to fig. 2, a sealing component 3 is plugged into the expansion joint 2, and the sealing component 3 comprises a first sealing strip 31, a sectional second sealing strip 32 and a grouting material 33 poured in the expansion joint 2.
First, the second sealing strip 32 is horizontally inserted into the expansion joint 2, and the lower part of the second sealing strip 32 is higher than the lower part of the inclined groove 11.
Step four, then, the first sealing strip 31 is plugged into the expansion joint 2, and the first sealing strip 31 is located above the second sealing strip 32, so that a grouting channel is formed between the first sealing strip 31 and the second sealing strip 32, and the upper portion of the first sealing strip 31 is lower than the upper opening of the expansion joint 2, so that the first sealing strip 31 is conveniently sealed in the later period. The grouting material 33 can seal both ends of two adjacent first sealing strips 31 while connecting the segmented first sealing strips 31.
First sealing strip 31 and second sealing strip 32 are the sealing strip of making for adopting the better flying horse degree material of flexibility, the cross section of sealing strip is circular and the diameter of terminal surface is greater than the 2 open-ended widths in expansion joint, when the circular shape sealing strip of transversal personally submitting is convenient for fill in expansion joint 2, back in expansion joint 2 is filled in to the sealing strip, the sealing strip self of making by flexible material has better elasticity, thereby can prop in expansion joint 2, the cooperation is with the inner wall after 2 polishing in expansion joint, the laminating degree of reinforcing sealing strip and 2 inner walls in expansion joint, promote the sealing performance to expansion joint 2. The sealing strip can be through mode end to end connection such as sticky to make the length of sealing strip unanimous with the length of contraction joint, promote the sealed effect to expansion joint 2.
And step five, grouting material 33 is poured between the first sealing strip 31 and the second sealing strip 32 by using a grouting machine, the grouting material 33 is made of acrylate grouting material, and the acrylate grouting material has the characteristics of good impermeability, good groutability, short gelling time and the like, and can be adaptively changed along with the expansion joint 2 in the deformation process of the expansion joint 2, so that the expansion joint 2 can be well sealed all the time.
Sixthly, referring to fig. 2, coating a first layer of sealant 4 on the second sealing strip 32 at the opening of the expansion joint 2, bonding the first layer of sealant 4 on the inner wall of the expansion joint 2 after the first layer of sealant 4 is solidified, and stably sealing the second sealing strip 32 in the gap of the expansion joint 2, wherein when groundwater seeps upwards, the sealing assembly 3 can be prevented from being ejected out under the action of pressure of large water pressure of underground water. And stopping brushing the first layer of the sealant 4 after the upper surface of the first layer of the sealant 4 is level with the bottom of the preformed groove 1.
Step seven, paving a water stop belt 6 for sealing the opening of the expansion joint 2 on the bottom of the reserved groove 1:
firstly, hydrophilic epoxy glue is coated on the groove bottom of the preformed groove 1 and the first sealing glue along the length direction of the expansion joint 2 to form lower layer fixing glue 5.
Then, the water stop belt 6 made of PVC material is laid in the preformed groove 1 along the length direction of the expansion joint 2, and the water stop belt 6 is pre-fixed in the preformed groove 1.
Two rows of through holes are respectively formed in two sides of the water stop belt 6 in the length direction, and after the water stop belt 6 is laid on the lower layer of fixing glue 5 and the water stop belt 6 is pressed downwards, the lower layer of fixing glue 5 can be squeezed into the through holes.
And finally, brushing hydrophilic epoxy glue on the water stop 6 to form an upper layer of fixing glue 7, and fusing the upper layer of fixing glue 7 with the lower layer of fixing glue 5 from two sides of the water stop 6, so as to wrap the water stop 6. The upper layer fixing glue 7 is fused with the lower layer fixing glue 5 after passing through the through hole, so that the water stop belt 6 is stably and fixedly connected.
Step eight, referring to fig. 2, pouring a repairing material 8 in the reserved groove 1, further enhancing the installation stability of the water stop belt 6 by the repairing material 8, and then manufacturing a reserved seam 81 on the repairing material 8 corresponding to the expansion joint 2.
Step nine, the joint filling assembly 9 consisting of the elastic gasket 91 and the second layer of sealant 92 is arranged in the reserved joint 81, and the possibility that the sealing assembly 3 positioned in the expansion joint 2 is damaged when a vehicle and the like on the ground bear large pressure can be effectively reduced through the joint filling assembly 9.
The subassembly 9 of caulking including fill in reserve seam 81 and be located the elastic pad 91 on the fixed glue 7 of upper strata and be used for sealed second floor of reserving seam 81 open-ended sealed glue 92, can effectively prevent subaerial underwater from oozing to reserve seam 81 through second floor sealed glue 92 in, elastic pad 91 can absorb pressure when receiving great pressure, thereby to waterstop 6, fixed glue and seal assembly 3 play the buffering, the service reliability and the increase of service life of parts such as seal assembly 3 have been guaranteed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The composite waterproof construction method for the expansion joint of the basement is characterized by comprising the following steps of: the method comprises the following construction steps:
firstly, digging a reserved groove (2) on the ground along the path of the expansion joint (2);
step two, processing the interior of the expansion joint (2);
thirdly, a first sealing strip (31) with the length consistent with that of the contraction joint is filled into the expansion joint (2);
fourthly, a second sealing strip (32) is plugged into the expansion joint (2), the second sealing strip (32) is located above the first sealing strip (31), and the upper portion of the second sealing strip (32) is lower than the upper opening of the expansion joint (2);
fifthly, grouting material (33) is poured between the first sealing strip (31) and the second sealing strip (32) by using a grouting device;
sixthly, coating a first layer of sealant (4) on the second sealing strip (32) at the opening of the expansion joint (2) until the upper surface of the first layer of sealant (4) is flush with the bottom of the reserved groove (2);
seventhly, adhering a water stop belt (6) to the bottom of the reserved groove (2), wherein the water stop belt (6) seals the opening of the expansion joint (2);
eighthly, pouring a repairing material (8) in the reserved groove (2), and manufacturing a reserved seam (81) on the repairing material (8) corresponding to the expansion joint (2);
ninth, a gap filling assembly (9) is arranged in the reserved seam (81).
2. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 1, wherein the construction method comprises the following steps: the expansion joint (2) is processed as follows:
the inner wall of the expansion joint (2) is polished to clean impurities in the expansion joint (2).
3. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 1, wherein the construction method comprises the following steps: the sealing strip is cylindrical, and the diameter of the cross section of the sealing strip is larger than the width of the opening of the expansion joint (2).
4. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 3, wherein the construction method comprises the following steps: the sealing strip is made of a material with a flying horse degree.
5. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 1, wherein the construction method comprises the following steps: the grouting material (33) is acrylate grouting material.
6. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 1, wherein the construction method comprises the following steps: and a plurality of through holes are respectively formed in two sides of the water stop belt (6) in the length direction.
7. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 6, wherein the construction method comprises the following steps: each side of the water stop belt (6) is provided with at least two rows of through holes.
8. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 7, wherein the construction method comprises the following steps: the water stop (6) is bonded in the preformed groove (2) by adopting hydrophilic epoxy glue.
9. The composite waterproof construction method for the expansion joint of the basement as claimed in claim 1, wherein the construction method comprises the following steps: the ninth step further comprises the following steps:
an elastic gasket (91) is plugged into the reserved seam (81), the telescopic elastic gasket (91) is pressed on the water stop belt (6), and then a second layer of sealant (92) is coated on the elastic gasket (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011212237.8A CN112323869A (en) | 2020-11-03 | 2020-11-03 | Basement expansion joint composite waterproof construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011212237.8A CN112323869A (en) | 2020-11-03 | 2020-11-03 | Basement expansion joint composite waterproof construction method |
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| Publication Number | Publication Date |
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| CN112323869A true CN112323869A (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011212237.8A Pending CN112323869A (en) | 2020-11-03 | 2020-11-03 | Basement expansion joint composite waterproof construction method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760598A (en) * | 2016-12-14 | 2017-05-31 | 四川省爱馨佳建筑装饰工程有限公司 | Out-wall crack repairs structure |
| CN207331774U (en) * | 2017-08-30 | 2018-05-08 | 河南省大融高科建材有限公司 | A kind of construction wall deformation joint |
| CN210163950U (en) * | 2019-06-12 | 2020-03-20 | 西安市初元建设工程有限公司 | Bottom plate deformation joint |
| CN211665803U (en) * | 2020-01-09 | 2020-10-13 | 史周泽 | Advanced water stop post-cast strip structure of basement bottom plate |
-
2020
- 2020-11-03 CN CN202011212237.8A patent/CN112323869A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760598A (en) * | 2016-12-14 | 2017-05-31 | 四川省爱馨佳建筑装饰工程有限公司 | Out-wall crack repairs structure |
| CN207331774U (en) * | 2017-08-30 | 2018-05-08 | 河南省大融高科建材有限公司 | A kind of construction wall deformation joint |
| CN210163950U (en) * | 2019-06-12 | 2020-03-20 | 西安市初元建设工程有限公司 | Bottom plate deformation joint |
| CN211665803U (en) * | 2020-01-09 | 2020-10-13 | 史周泽 | Advanced water stop post-cast strip structure of basement bottom plate |
Non-Patent Citations (2)
| Title |
|---|
| 刘兵: "《污水池伸缩缝渗漏修复新技术及其工程应用》", 《工程建设与设计》 * |
| 陈博学: "《地下工程变形缝几种密封原理分析》", 《隧道与轨道交通》 * |
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Application publication date: 20210205 |