CN113006155A - Basement roof deformation joint waterproof system and waterproof process - Google Patents
Basement roof deformation joint waterproof system and waterproof process Download PDFInfo
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- CN113006155A CN113006155A CN202110290571.3A CN202110290571A CN113006155A CN 113006155 A CN113006155 A CN 113006155A CN 202110290571 A CN202110290571 A CN 202110290571A CN 113006155 A CN113006155 A CN 113006155A
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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
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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Abstract
The application relates to the field of basement waterproofing engineering, especially relates to a basement roof movement joint waterproof system and waterproof technology, and its application scheme includes: set up during the buckler makes the difficult infiltration recess of ponding, in order to carry out first prevention of seepage to ponding, set up the stagnant water steel sheet and can cover the movement joint, the stagnant water steel sheet can block ponding entering movement joint, the deformation joint can be sheltered from to the galvanized steel sheet, in ponding entering movement joint, the galvanized steel sheet makes the difficult movement joint of following of ponding ooze, reduce the possibility of ponding toward the infiltration in the basement from this, under the combined action of stagnant water steel sheet and galvanized steel sheet, can form dual waterproof node to ponding, shelter from the entry and the export of movement joint, make the ponding be difficult for permeating in the basement from the movement joint, thereby the water-proof effects of movement joint has been improved. This application has the improvement to the water-proof effects of movement joint.
Description
Technical Field
The application relates to the field of basement waterproofing engineering, in particular to a basement top plate deformation joint waterproofing system and a waterproofing process.
Background
Basements are rooms in a building that are below the outdoor floor, and are built below the floor of the building, thereby increasing the floor space efficiency of the building. The structure and the application of the basement determine the waterproof complexity of the basement, the building can deform under the action of external factors to cause cracking and even breaking, the deformation joint is a structural joint reserved aiming at the situation, the width of the deformation joint is generally 50-120 mm based on the earthquake-resistant requirement of the basement, the deformation joint in the basement is a weak link of basement waterproof engineering, and external moisture can easily enter the basement through the deformation joint.
In the deformation joint waterproof engineering, a waterproof cover is generally covered and sealed on the inner side of the deformation joint, the waterproof cover is of a U-shaped structure made of stainless steel materials or plastics, and then the waterproof cover is fixed through bolts embedded in a top plate.
To the correlation technique among the above-mentioned, the inventor thinks because the roof can be out of shape because of external factors to lead to the movement joint to warp, the buckler also can receive the extrusion or the dragging of movement joint because set up at the movement joint inboard, in case the buckler atress can take place to warp even break, easily takes place the seepage, and water-proof effects is poor.
Disclosure of Invention
In order to improve the waterproof effect, the application provides a basement roof movement joint waterproof system and waterproof technology.
One of the purposes of this application provides a basement roof movement joint waterproof system adopts following technical scheme:
the utility model provides a basement roof movement joint waterproof system, includes the roof and sets up the movement joint on the roof, be provided with composite waterproof layer in the movement joint, be provided with the recess on the roof, the recess with the movement joint intercommunication, composite waterproof layer includes the stagnant water steel sheet with galvanized steel sheet, the stagnant water steel sheet is laid in the recess tank bottom, galvanized steel sheet is located the roof is kept away from a surface of stagnant water steel sheet, just galvanized steel sheet shelters from the movement joint, recess notch cover has closed the buckler.
Through adopting above-mentioned technical scheme, add the buckler and make during the difficult infiltration recess of ponding, in order to carry out first prevention of seepage to ponding, it can cover the movement joint to add the stagnant water steel sheet, the stagnant water steel sheet can block ponding entering movement joint, galvanized steel sheet can shelter from the movement joint, in ponding entering movement joint, galvanized steel sheet makes the ponding difficult to ooze from the movement joint, reduce the possibility of ponding toward the infiltration in the basement from this, under the combined action of stagnant water steel sheet and galvanized steel sheet, can form dual waterproof node to ponding, shelter from the entry and the export of movement joint, make the ponding difficult infiltration in the basement from the movement joint, thereby the water-proof effects of movement joint has been improved.
Preferably, a sealing gasket is laid at the bottom of the groove.
Through adopting above-mentioned technical scheme, sealed setting up of filling up can make the leakproofness between reinforcing stagnant water steel sheet and the recess tank bottom, makes in the difficult infiltration movement joint of ponding to optimize composite waterproof layer's water-proof effects.
Preferably, a supporting plate is arranged in the groove and located on the sealing gasket, a drainage groove is formed in the supporting plate, a drainage pipe is arranged on the top plate, and the drainage groove is communicated with the drainage pipe.
Through adopting above-mentioned technical scheme, set up the water drainage tank in the backup pad, set up the drain pipe on the roof, make drain pipe and water drainage tank intercommunication, in ponding from roof infiltration to recess, the setting of water drainage tank can be collected ponding to arrange to the drain pipe in the water drainage tank from this, make in time to drain away ponding, reduce ponding in the recess, in order to reduce the possibility of ponding seepage to movement joint.
Preferably, be provided with a plurality of spinal branch vaulting poles in the backup pad, the backup pad set up in the recess, a plurality of the one end of bracing piece (31) with the backup pad is connected, a plurality of the other end of bracing piece with the buckler contradicts.
Through adopting above-mentioned technical scheme, add the structural strength that the bracing piece can strengthen the buckler, make the buckler lay can be more stable at the recess notch.
Preferably, a plurality of layers of waterproof rock wool are arranged between the water stop steel plate and the galvanized steel plate.
Through adopting above-mentioned technical scheme, waterproof rock wool has good waterproof effect, and waterproof rock wool fills in the movement joint, and that of effectual separation ponding is the seepage in the movement joint to further improve composite waterproof layer's water-proof effects.
Preferably, two cell walls that the recess is relative all are provided with the locating plate, be provided with the threaded rod on the locating plate, the both ends of backup pad all are provided with the through-hole, the threaded rod runs through the through-hole just stretches out outside the through-hole, be provided with on the threaded rod and be used for fixing the mounting of backup pad.
Through adopting above-mentioned technical scheme, add the threaded rod on the locating plate, the threaded rod runs through to the through-hole and stretch out outside the through-hole to utilize the mounting to fix the backup pad on the locating plate, can be from this with firm the fixing in the recess of backup pad.
Preferably, a water-swelling water stop belt is arranged between the galvanized steel plate and the waterproof rock wool.
Through adopting above-mentioned technical scheme, meet water inflation waterstop and meet water inflation and can realize the shutoff to the movement joint to make seeper in the movement joint of seeping into be difficult for oozing from the movement joint, further strengthen the infiltration effect of movement joint from this.
Preferably, a protective layer is laid on one surface of the waterproof cover, which is far away from the groove.
Through adopting above-mentioned technical scheme, the setting up of protective layer strengthens the leakproofness in the gap between buckler and the roof surface, further improves the degree of difficulty that ponding seeped into in the recess.
Preferably, waterproof rock wool with be provided with waterproofing membrane between the stagnant water steel sheet, waterproofing membrane with be provided with arch and shrinkage pool between the relative both sides surface of stagnant water steel sheet, the arch with the shrinkage pool cooperation of pegging graft.
Through adopting above-mentioned technical scheme, protruding and shrinkage pool grafting cooperation can increase the area of contact between waterproofing membrane and the stagnant water steel sheet, makes waterproofing membrane can more laminate the stagnant water steel sheet from this to reinforcing waterproofing membrane and the stability between the stagnant water steel sheet.
The second technical scheme is adopted in the waterproof process for the deformation joint of the top plate of the basement:
s1, cleaning the groove and the deformation joint formed in the top plate, and filling a plurality of waterproof rock wool into the deformation joint;
s2, fixing a water-stopping steel plate at the bottom of the groove through expansion bolts and covering the inlet of the deformation joint, fixing a galvanized steel plate on one surface of the top plate, which is far away from the water-stopping steel plate, through the expansion bolts and covering the outlet of the deformation joint;
s3, coating a layer of sealing paint on the surface of the water stop steel plate, and laying a sealing gasket to enable the sealing gasket to abut against the water stop steel plate;
s4, arranging a drain pipe on the top plate, placing a support plate in the groove, arranging a drain groove on the support plate, and communicating the drain pipe with the drain groove;
s5, covering a waterproof cover on the groove opening, and paving and fixing the waterproof cover on the groove opening;
and S6, coating concrete on the surface of the waterproof cover to uniformly coat the concrete on the surface of the waterproof cover, and forming the protective layer after the protective layer is solidified.
Through adopting above-mentioned technical scheme, set up the recess on the roof, make recess and movement joint intercommunication, and with stagnant water steel sheet and galvanized steel sheet sheltering from the entry and the export of movement joint, simultaneously with waterproof rock wool and meet the fixed movement joint in water inflation area, the buckler shelters from the recess notch, the protective layer shelters from the buckler, set up water drainage tank in the backup pad, in order to carry out the drainage to ponding, under waterproof and the common cooperation of drainage, and carry out a plurality of nodes prevention of seepage to ponding, so can strengthen the leakproofness of movement joint, thereby improve movement joint water-proof effects.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the waterproof cover is additionally arranged to prevent accumulated water from easily permeating into the groove so as to prevent the accumulated water from primarily permeating, the deformation joint can be covered by the additionally arranged water-stopping steel plate, the accumulated water can be prevented from entering the deformation joint by the water-stopping steel plate, the deformation joint can be shielded by the galvanized steel plate, and double waterproof nodes can be formed for the accumulated water under the combined action of the water-stopping steel plate and the galvanized steel plate so as to shield the inlet and the outlet of the deformation joint, so that the accumulated water is prevented from easily permeating into the underground chamber from the deformation joint, and the waterproof effect of the deformation joint is;
2. under waterproof and the water drainage tank drainage cooperation jointly through stagnant water steel sheet, galvanized steel sheet and buckler to carry out a plurality of node prevention of seepage to ponding, and utilize sealant, sealing paint coating, waterproof rock wool and meet water inflation waterstop to lay in required position in proper order, so set up the sealed prevention of seepage of a plurality of nodes, through the leakproofness of so laying technology reinforcing movement joint, with the water-proof effects of reinforcing movement joint.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present application;
FIG. 2 is a schematic structural diagram of embodiment 2 of the present application;
fig. 3 is a schematic process flow diagram of the present application.
Description of reference numerals: 1. a top plate; 2. deformation joints; 3. a water stop steel plate; 4. a galvanized steel sheet; 5. a first expansion bolt; 6. waterproof rock wool; 7. a water-swelling water stop belt; 8. waterproof coiled materials; 9. a convex strip; 10. concave holes; 11. a gasket; 12. a support plate; 13. a drain pipe; 14. a water discharge tank; 15. positioning a plate; 16. a threaded rod; 17. a nut; 18. a through hole; 19. a diversion trench; 20. a waterproof cover; 21. an edge; 22. a second expansion bolt; 23. a threaded hole; 24. positioning holes; 25. a protective layer; 26. a groove; 27. a sealing block; 28. connecting grooves; 29. a piano plate; 30. a guide block; 31. a support rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses basement roof deformation joint waterproof system and waterproof technology.
Referring to fig. 1, the application discloses 2 waterproof system of basement roof 1 movement joint, including roof 1 and set up movement joint 2 on roof 1, be provided with composite waterproof layer in the movement joint 2, recess 26 has been seted up on the surface of roof 1, recess 26 tank bottom and movement joint 2 intercommunication.
In this embodiment, composite waterproof layer includes stagnant water steel sheet 3 and galvanized steel sheet 4, and stagnant water steel sheet 3 lays in the 26 tank bottoms of recess, and 3 covers of stagnant water steel sheet closes and shelters from the entry of movement joint 2 to can block ponding, make ponding difficult follow recess 26 and get into movement joint 2. Meanwhile, the galvanized steel sheet 4 is attached to one surface of the top plate 1, which is far away from the water stop steel sheet 3, and covers the outlet of the deformation joint 2. When the accumulated water permeates into the deformation joint 2, the arrangement of the galvanized steel sheet 4 can ensure that the accumulated water is not easy to permeate out of the deformation joint 2. From this through stagnant water steel sheet 3 and galvanized steel sheet 4 under the combined action can effectually form dual waterproof node to ponding, improve water-proof effects. Both the water-stopping steel plate 3 and the galvanized steel plate 4 can be attached to the top plate 1 by the first expansion bolts 5, and the water-stopping steel plate 3 and the galvanized steel plate 4 are fixed.
Simultaneously, the intussuseption of movement joint 2 is filled with multilayer waterproof rock wool 6, and waterproof rock wool 6 is located between stagnant water steel sheet 3 and the galvanized steel sheet 4. When the waterproof rock wool foundation is used, the waterproof agent is coated on the surface of the waterproof rock wool 6, when accumulated water seeps into the deformation joint 2, the waterproof rock wool 6 can block the accumulated water, and therefore the possibility that the accumulated water seeps into the underground chamber is effectively reduced. In addition, for the waterproof effect of reinforcing composite waterproof layer, water swelling waterstop 7 has been laid in movement joint 2, and water swelling waterstop 7 is located waterproof rock wool 6 and is close to a surface of galvanized steel sheet 4. When meeting water inflation waterstop 7 can expand, will block movement joint 2 from this, will become movement joint 2 sealed. Therefore, under the combined action of the water-swelling water stop belt 7 and the waterproof rock wool 6, the waterproof effect of the composite waterproof layer can be enhanced, and accumulated water is effectively prevented from continuously leaking. In order to prevent the water-swelling water stop 7 from shifting, one surface of the water-swelling water stop 7 and the surface of the galvanized steel sheet 4 are sealed and fixed by a sealant.
It should be noted that, a waterproofing membrane 8 is laid between the water stop steel plate 3 and the waterproof rock wool 6, in this embodiment, the waterproofing membrane 8 is an asphalt waterproofing membrane 8, one surface of the waterproofing membrane 8 is attached to the waterproof rock wool 6, and the other surface of the waterproofing membrane 8 is bonded to the water stop steel plate 3 through a sealant. Waterproofing membrane 8 is close to a surface of stagnant water steel sheet 3 and is provided with many sand grips 9, and many sand grips 9 set up along waterproofing membrane 8's length direction, and sand grip 9 can adopt rubber materials to make. Correspondingly, a concave hole 10 is formed in one surface, close to the convex strip 9, of the water stop steel plate 3, and the concave hole 10 is formed in the length direction of the water stop steel plate 3. Convex strip 9 and the cooperation of pegging graft of the shrinkage pool 10 that corresponds to area of contact between increase waterproofing membrane 8 and the stagnant water steel sheet 3 makes waterproofing membrane 8 bond more firmly on stagnant water steel sheet 3 from this.
Referring to fig. 1, a sealing gasket 11 is arranged in the groove 26, and the sealing gasket 11 is laid at the bottom of the groove 26 to shield the deformation joint 2. In the present embodiment, the thickness of the gasket 11 is 50 mm. Sealing pad 11 lid closes movement joint 2, and a surface of sealing pad 11 is contradicted in the groove 26 tank bottom to strengthen the leakproofness in the gap of stagnant water steel sheet 3 and groove 26 tank bottom, make the difficult recess 26 of following of ponding seep into movement joint 2 from this, prolong composite waterproof layer's life, with the water-proof effects of optimizing composite waterproof layer.
Referring to fig. 2, the support plate 12 is provided in the groove 26 to enhance the structural strength of the waterproof case 20. A surface of the support plate 12 remote from the gasket 11 is provided with a drain groove 14. The drain pipe 13 is installed on the top plate 1, and the drain pipe 13 is positioned at one side of the length direction of the groove 26, and the drain pipe 13 is communicated with the drain groove 14. In the infiltration recess 26 of roof 1 is followed to ponding, will discharge into water drainage tank 14, because water drainage tank 14 and drain pipe 13 intercommunication, consequently ponding can be through water drainage tank 14 drainage pipe 13, so can in time drain away ponding, effectively reduce the possibility that ponding down oozes from this.
Referring to fig. 2, the positioning plates 15 are bonded to two opposite groove walls of the groove 26, the positioning plates 15 may be bonded and fixed by glue or concrete, and the positioning plates 15 are inclined toward one end close to the sealing pad 11 along the length direction of the groove 26. Meanwhile, a plurality of vertically arranged threaded rods 16 are welded on one surface of each positioning plate 15, which is far away from the bottom of the groove 26, and the plurality of threaded rods 16 are arranged along the length direction of the positioning plate 15. Through holes 18 are formed in two ends of the support plate 12, and the threaded rod 16 penetrates through the through holes 18 and extends out of the through holes 18. In addition, the threaded rod 16 is provided with a fixing part for fixing the support plate 12, in this embodiment, the fixing part is a nut 17, the nut 17 is sleeved on the threaded rod 16 and is in threaded connection with the threaded rod 16, the support plate 12 is clamped by the nut 17 and the positioning plate 15 at the moment, the support plate 12 is fixed in the groove 26, and the support plate 12 is arranged in an inclined mode at the moment, so that the drainage speed of accumulated water can be increased, and the influence on the waterproof effect caused by the deviation and displacement of the support plate 12 due to external factors is reduced.
Simultaneously, many guiding gutters 19 have been seted up to water drainage tank 14 tank bottom, and many guiding gutters 19 set up along the length direction of backup pad 12, and each guiding gutter 19 from the one end of keeping away from drain pipe 13 to the backup pad 12 one end that is close to drain pipe 13 gradually towards the one end slope setting that is close to movement joint 2, so accelerate the drainage speed of ponding in water drainage tank 14, be favorable to ponding to drain away in water drainage tank 14.
It should be noted that the notch of the groove 26 is provided with the waterproof cover 20, so that the seeping of the seeping water into the groove 26 can be effectively prevented. In the present embodiment, the waterproof cover 20 is integrally formed with a rim 21 in the circumferential direction, and a plurality of second expansion bolts 22 are circumferentially connected to the rim 21. The surface of one side of the edge 21 close to the top plate 1 is provided with positioning holes 24 corresponding to the second expansion bolts 22 one by one, the surface of the top plate 1 is provided with threaded holes 23 corresponding to the plurality of second expansion bolts 22 one by one, and each second expansion bolt 22 penetrates through the positioning hole 24 and the corresponding threaded hole 23, so that the waterproof cover 20 is fixed on the top plate 1.
Referring to fig. 1, a plurality of support rods 31 are connected to a surface of the support plate 12 away from the gasket 11, and the other ends of the plurality of support rods 31 and a surface of the waterproof cover 20 close to the groove 26 support the waterproof cover 20 to enhance the structural strength of the waterproof cover 20. In the present embodiment, the number of the support rods 31 is three, and the three support rods 31 are sequentially arranged in the width direction of the support plate 12. It is worth mentioning that, in order to attach and support the waterproof cover 20, the waterproof cover 20 is bent into an arc shape, wherein the height of the support rod (31)31 positioned at the center of the groove 26 is higher than that of the two support rods (31)31 positioned close to the groove wall of the groove 26, so that accumulated water can be discharged to the two sides of the groove 26, and the accumulated water is reduced from being concentrated in the waterproof cover 20 to permeate.
In addition, the surface of the waterproof cover 20 is paved with a protective layer 25, and in the embodiment, the protective layer 25 is made of waterproof concrete, so that the gap between the waterproof cover 20 and the top plate 1 can be sealed, and accumulated water is effectively blocked outside the top plate 1.
The implementation principle of embodiment 1 of the application is as follows: set up in the buckler 20 makes difficult entering recess 26 of ponding, under the combined action of stagnant water steel sheet 3 and galvanized steel sheet 4, can form dual waterproof node to ponding, shelter from the entry and the export of movement joint 2, make the ponding be difficult for in the infiltration basement from movement joint 2 to the water-proof effects of movement joint 2 has been improved.
Example 2: unlike embodiment 1, the drainage layer includes the support plate 12 disposed in a U shape, the support plate 12 is located above the gasket 11, and the bottom of the support plate 12 abuts against a surface of the gasket 11 away from the bottom of the groove 26. The support plate 12 is inclined from the end far away from the drain pipe 13 toward the end near the sealing pad 11 along the length direction of the groove 26 to accelerate the speed of draining the accumulated water. The two outer side walls of the support plate 12 are adhesively secured to the two opposite walls of the groove 26 by a sealant, so that the support plate 12 is secured in the groove 26 and the seal of the gap between the support plate 12 and the groove 26 is also enhanced. The support plate 12 is provided with a sealing block 27 in a T-shape, and the bottom of the support plate 12 is provided with a connecting groove 28 in a T-shape, and the connecting groove 28 is in a penetrating arrangement. The two opposite ends of the two supporting plates 12 are provided with connecting grooves 28, and the connecting grooves 28 are arranged along the thickness direction of the supporting plates 12 from the end of the supporting plates 12 close to the sealing gasket 11. The side wall of the sealing block 27 is fixed with the groove wall of the connecting groove 28. When the support plate 12 is pressed by the top plate 1, the arrangement can make the support plate 12 play a certain role of buffering, so that the support plate 12 is not easy to be broken due to the deformation of the groove 26.
Meanwhile, a gusset plate 29 for draining water is provided in the support plate 12, and the gusset plate 29 communicates with the drain pipe 13. The bellows plate 29 has a function of freely extending and contracting, thereby being deformed in accordance with the deformation of the support plate 12, and also has a certain waterproof function, and accumulated water is discharged into the drain pipe 13 through the bellows plate 29, so that the accumulated water leaks from the gap between the connecting groove 28 and the seal block 27.
The application relates to an implementation principle of an embodiment 2 of a basement deformation joint waterproof system: through addding to have elastic sealing block 27, can warp when making backup pad 12 receive recess 26 extrusion, addding the aeolian board 29 and make ponding arrange to drain pipe 13 through the aeolian board 29, aeolian board 29 can freely stretch out and draw back along with the deformation of backup pad 12, makes the waterproof layer difficult for breaking, strengthens the water-proof effects of movement joint 2 from this.
The application also discloses a waterproof process for the deformation joint of the underground top plate, which comprises the following specific steps:
s1, cleaning the groove 26 and the deformation joint 2 which are arranged on the top plate 1, filling the waterproof rock wool 6 in the deformation joint 2, and filling the water-swelling water stop belt 7 below the waterproof rock wool 6.
S2, fixing the water-stop steel plate 3 at the bottom of the groove 26 through expansion bolts and covering the inlet of the deformation joint 2, fixing the galvanized steel plate 4 on the surface of the top plate 1 far away from the water-stop steel plate 3 through the expansion bolts, and covering the outlet of the deformation joint 2.
And the outer side wall of the waterproof coiled material 8 is adhered between the waterproof steel plate 3 and the waterproof rock wool 6, so that the waterproof coiled material 8 forms a U shape. When the waterproof coiled material 8 is laid between the waterproof rock wool 6 and the water stop steel plate 3, the asphalt waterproof coiled material 8 can be fixed on the water stop steel plate 3 by a hot-melt bonding method. In order to prevent the water-swelling water stop 7 from shifting, the water-swelling water stop 7 can be fixed below the galvanized steel sheet 4 by sealant.
And S3, coating a layer of sealing paint on the surface of the water stop steel plate 3, and laying the sealing gasket 11 to enable the sealing gasket 11 to abut against the water stop steel plate 3.
In the present embodiment, the sealing paint is a non-curable paint to form a sealing layer on the surface of the water stop steel plate 3.
S4, the drain pipe 13 is attached to the top plate 1, the support plate 12 is placed in the recess 26, the drain groove 14 is provided in the support plate 12, and the drain pipe 13 is communicated with the drain groove 14.
In this embodiment, a layer of waterproof paint is coated on the surface of the support plate 12, or an epdm waterproof tape is adhered to the surface of the support plate 12 to prevent water seepage.
Meanwhile, when the support plate 12 is installed in the groove 26, the positioning plate 15 is welded on two opposite groove walls of the groove 26, the threaded rods 16 are welded on the positioning plate 15, the prefabricated support plate 12 is placed in the groove 26, the threaded rods 16 penetrate through the through holes 18 formed in the support plate 12, and the nuts 17 are sleeved on the threaded rods 16 in a threaded mode, so that the support plate 12 is fixed. The support plate 12 may also be sealingly secured with a sealant, thereby enhancing the seal between the support plate 12 and the recess 26.
And S5, covering the waterproof cover 20 on the notch of the groove 26, and paving and fixing the waterproof cover 20 on the notch of the groove 26.
S6, applying concrete on the surface of the waterproof cover 20 to uniformly apply the concrete on the surface of the waterproof cover 20, and forming the protective layer 25 after the protective layer 25 is solidified.
The implementation principle of the waterproof process for the deformation joint 2 of the underground top plate 1 in the embodiment of the application is as follows: the waterproof rock wool 6 and the water-swellable tape are fixed in the deformation joint 2, the water-swellable water stop tape 7 is fixed by using a sealant, a waterproof coiled material 8 is laid on the waterproof rock wool 6, the water-stop steel plate 3 and the galvanized steel plate 4 are used for shielding the inlet and the outlet of the deformation joint 2, the waterproof cover 20 is used for shielding the notch of the groove 26, the protective layer 25 is laid on the surface of the waterproof cover 20, the drainage groove 14 is formed in the supporting plate 12 for draining accumulated water, the accumulated water is subjected to seepage prevention by multiple nodes under the common cooperation of water prevention and drainage, and meanwhile, the sealing material or the waterproof coating used for forming the sealing layer is coated on each node, so that the sealing performance of the deformation joint 2 can be enhanced, and the waterproof effect of the deformation joint 2 is improved.
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 (10)
1. The utility model provides a basement roof movement joint waterproof system, includes roof (1) and sets up movement joint (2) on roof (1), its characterized in that: be provided with composite waterproof layer in movement joint (2), be provided with recess (26) on roof (1), the recess with movement joint (2) intercommunication, composite waterproof layer includes stagnant water steel sheet (3) with galvanized steel sheet (4), stagnant water steel sheet (3) are laid recess (26) tank bottom, galvanized steel sheet (4) are located roof (1) is kept away from the surface of stagnant water steel sheet (3), just galvanized steel sheet (4) shelter from movement joint (2), recess (26) notch cover has closed buckler (20).
2. The basement roof deformation joint waterproofing system of claim 1, characterized in that: and a sealing gasket (11) is laid at the bottom of the groove (26).
3. The basement roof deformation joint waterproofing system of claim 2, characterized in that: the novel water-saving sealing gasket is characterized in that a supporting plate (12) is arranged in the groove (26), the supporting plate (12) is located on the sealing gasket (11), a water drainage groove (14) is formed in the supporting plate (12), a water drainage pipe (13) is arranged on the top plate (1), and the water drainage groove (14) is communicated with the water drainage pipe (13).
4. The basement roof deformation joint waterproofing system of claim 3, characterized in that: be provided with a plurality of spinal branch vaulting poles (31) on backup pad (12), backup pad (12) set up in recess (26), a plurality of the one end of bracing piece (31) with backup pad (12) are connected, a plurality of the other end of bracing piece (31) with buckler (20) are contradicted.
5. The basement roof deformation joint waterproofing system of claim 1, characterized in that: and a plurality of layers of waterproof rock wool (6) are arranged between the water stop steel plate (3) and the galvanized steel plate (4).
6. The basement roof deformation joint waterproofing system of claim 3, characterized in that: two cell walls that recess (26) are relative all are provided with locating plate (15), be provided with threaded rod (16) on locating plate (15), the both ends of backup pad (12) all are provided with through-hole (18), threaded rod (16) run through-hole (18) and stretch out outside through-hole (18), be provided with on threaded rod (16) and be used for fixing the mounting of backup pad (12).
7. The basement roof deformation joint waterproofing system of claim 5, characterized in that: a water-swelling water stop belt (7) is arranged between the galvanized steel plate (4) and the waterproof rock wool (6).
8. The basement roof deformation joint waterproofing system of claim 1, characterized in that: and a protective layer (25) is laid on one surface of the waterproof cover (20) far away from the groove (26).
9. The basement roof deformation joint waterproofing system of claim 5, characterized in that: waterproof rock wool (6) with be provided with waterproofing membrane (8) between stagnant water steel sheet (3), waterproofing membrane (8) with be provided with arch and shrinkage pool (10) between the relative both sides surface of stagnant water steel sheet (3), the arch with shrinkage pool (10) are pegged graft the cooperation.
10. The basement top plate deformation joint waterproof process is characterized by comprising the following steps of:
s1, cleaning the groove (26) and the deformation joint (2) formed in the top plate (1), and filling a plurality of waterproof rock wool (6) into the deformation joint (2);
s2, fixing a water-stopping steel plate (3) at the bottom of the groove (26) through expansion bolts and covering the inlet of the deformation joint (2), fixing a galvanized steel plate (4) on one surface of the top plate (1) far away from the water-stopping steel plate (3) through expansion bolts and covering the outlet of the deformation joint (2);
s3, coating a layer of sealing paint on the surface of the water stop steel plate (3), and laying a sealing gasket (11) to enable the sealing gasket (11) to abut against the water stop steel plate (3);
s4, installing a drain pipe (13) on the top plate (1), placing a support plate (12) in the groove (26), arranging a drain groove (14) on the support plate (12), and enabling the drain pipe (13) to be communicated with the drain groove (14);
s5, covering the waterproof cover (20) on the notch of the groove (26), and paving and fixing the waterproof cover (20) on the notch of the groove (26);
s6, coating concrete on the surface of the waterproof cover (20) to uniformly coat the concrete on the surface of the waterproof cover (20), and forming the protective layer (25) after the protective layer (25) is solidified.
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| CN113006155B (en) | 2021-12-17 |
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