CN213572063U - Waterproof construction at basement roof expansion joint that has earthing - Google Patents
Waterproof construction at basement roof expansion joint that has earthing Download PDFInfo
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- CN213572063U CN213572063U CN202022103987.3U CN202022103987U CN213572063U CN 213572063 U CN213572063 U CN 213572063U CN 202022103987 U CN202022103987 U CN 202022103987U CN 213572063 U CN213572063 U CN 213572063U
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Abstract
This scheme relates to housing construction technical field, especially relates to a waterproof construction at basement roof expansion joint that has earthing, expansion joint including the basement roof was seted up, be fixed with the waterstop through the angle steel in the expansion joint, the other end fixed connection of angle steel is in the expansion joint, the upper surface laminating of the wall body of expansion joint both sides has the building templates, the laminating has reinforced concrete slab on the building templates, expansion joint both sides limit is respectively opened has a recess, be equipped with the hot pitch of cover on the waterstop in the recess, be equipped with the rubber coating device in the expansion joint, the rubber coating device includes the bolt, with bolt matched with screw blind hole, establish the sealed plastic bag in the screw blind hole and lead to the through-hole of expansion joint, be equipped with sealed glue in the sealed plastic bag. The waterproof structure of this scheme is a line of preventing more, and multi-level waterproof construction effectively improves stagnant water, the waterproof function of reinforced concrete waterproof roof.
Description
Technical Field
The utility model belongs to the technical field of the housing construction technique and specifically relates to a waterproof construction at basement roof expansion joint that has earthing.
Background
The expansion joint of the basement structure is arranged for preventing the factors such as drying and shrinkage of concrete, expansion caused by heat and contraction caused by cold from generating cracks and damages. The expansion joints are generally arranged on longitudinal and transverse roofs of the basement. The basement structure roof that has earthing afforestation part on the underground garage bottom plate also has and to do the district road part concurrently, is located the district road part, receives ambient temperature to influence greatly, directly faces the repeated action of wind-blown solarization, ice and snow freeze thawing, and the waterproof structure at expansion joint is very important, easily takes place waterstop skew, waterproof material and spills over the scheduling problem, leads to the basement to appear the seepage phenomenon. The conventional expansion joint is used for water prevention, and the water seepage phenomenon is difficult to avoid.
The patent number is CN201420771527. X's Chinese utility model discloses an expansion joint waterproof construction of basement bottom plate, including the stock, the inflation sealing rod, the steel sheet, the asphalt cement, the hemp silk, the ebonite, basement expansion joint width is 15 ~ 25mm, basement bottom plate upper portion is left the width and is 100 ~ 120mm, highly be 60 ~ 80 mm's recess, the recess top sets up the ebonite, flexible seam lower part sets up the hemp silk, upper portion adopts the asphalt cement to seal, the steel sheet covers on expansion joint upper portion, the steel sheet is fixed by the stock of burying in the basement bottom plate in advance, the stock sets up the inflation sealing rod in concrete surface department. Although some improvements are made on the waterproof structure of the expansion joint, the problems of insufficient waterproof layers and insufficient waterproof effect still exist.
SUMMERY OF THE UTILITY MODEL
This scheme provides a waterproof construction at basement roof expansion joint that has earthing to the waterproof level that provides in solving above-mentioned background art is not enough, problem that water-proof effects is not good enough.
In order to reach above-mentioned purpose, this scheme provides a waterproof construction at basement roof expansion joint that has earthing, expansion joint including the basement roof was seted up, be fixed with the waterstop through the angle steel in the expansion joint, the other end fixed connection of angle steel is in the expansion joint, the upper surface laminating of the wall body of expansion joint both sides has the building templates, the laminating has reinforced concrete slab on the building templates, expansion joint both sides limit is respectively opened has a recess, be equipped with the hot pitch of cover on the waterstop in the recess, be equipped with the rubber coating device in the expansion joint, the rubber coating device include the bolt, with bolt matched with screw blind hole, establish the sealed plastic bag in the screw blind hole and the through-hole that accesss to the expansion joint, be equipped with sealed glue in the sealed.
The principle of the scheme is as follows: two grooves are respectively arranged on the left and the right in the expansion joint, the water stop strip is fixed in the grooves by angle steel, and in the concrete pouring process, structures such as a building template, the water stop strip and the like are easy to be punctured by the impact force of broken stones with sharp corners in the concrete to form a water seepage channel, so that a layer of hot asphalt is laid on the water stop strip. The hot asphalt has higher hardness during solidification, and can protect structures such as building templates, water stops and the like from being influenced by the impact force of gravels with sharp corners, thereby improving the waterproofness of the structures. On the other hand, the asphalt has good plasticity to enable the water stop belt to be tightly attached to the expansion joint, a water seepage channel is not formed, and the performance of the waterproof structure is further improved through self heat insulation, moisture prevention, seepage prevention, water prevention, corrosion prevention, rust prevention and the like. And the bolt of the rotary gluing mechanism enters the threaded blind hole matched with the bolt to break the sealing rubber bag by extrusion, so that the sealing rubber in the sealing rubber bag flows out. The sealed clearance of partly sealing bolt of gluing and screw thread blind hole of outflow, another part passes through the through-hole flow direction and seal the gap in the expansion joint, increases waterproof level, improves water-proof effects, and the gap in the expansion joint can be sealed to the rubber coating mechanism, increases waterproof level, plays better water-proof effects.
The scheme has the beneficial effects that: on one hand, the hot asphalt can enable the water stop belt and the expansion joint to be tightly attached, so that a water seepage channel is not formed between the water stop belt and the expansion joint, and the waterproof performance is improved. On the other hand, the performances of heat insulation, moisture prevention, seepage prevention, water prevention, corrosion prevention, rust prevention and the like of the asphalt can further improve the water resistance of the structure. The bolt rotates into the screw thread blind hole, breaks the sealed gluey bag in the screw thread blind hole, makes sealed glue in the gluey bag can seal the clearance of bolt and screw thread blind hole to flow through the through-hole, the gap at sealed expansion joint increases waterproof level, plays better water-proof effects.
Further, the rubber coating device is a plurality of. The rubber coating device has played the effect of sealed expansion joint gap in this scheme, and the rubber coating device is more, and water-proof effects is better.
Further, polyurethane waterproof paint is coated on the groove. After the waterproof coating is coated, water can permeate into the groove through the water stop belt in a waterproof manner, and a waterproof effect can be achieved.
Further, the water stop is fixedly installed in the groove in a U shape. If the waterstop can take place the seepage with the combination of concrete is not firm to "U" type mode installation waterstop can make the waterstop laminate the shape of expansion joint recess more, and it is more firm to combine with the concrete, is difficult for taking place the seepage.
Further, self-adhesive root-resistant waterproof coiled materials are coated on the reinforced concrete slab. The self-adhesive root-puncture-resistant waterproof coiled material can prevent root puncture and does not influence the normal growth of plants. The waterproof structure can form a high-strength waterproof layer, has strong water pressing resistance, puncture resistance, crack resistance, tearing resistance and fatigue resistance, and improves the waterproof capability of the waterproof structure.
Further, a water collecting pipe leading to the water collecting well is arranged below the groove. Once water leaks to the lower end of the expansion joint, the water can be guided into the water collecting well through the water collecting pipe and cannot flow down from the top plate.
Further, a cross-shaped water stop strip is arranged below the groove. If water flows down from the groove, the cross-shaped water stop strip can intercept the water so as to prevent the water from flowing down from the top plate of the basement.
Further, the bolt is a pointed chemical bolt. Chemical bolt's anchor power is strong, non-expansibility, acid and alkali-resistance, ageing resistance, can use in humid environment, and expansion joint structure and water contact are many, and is moist, and soil and structure are ageing easily, and chemical bolt is strong on the one hand anchor ability, can make the fixed more firm of waterstop, reinforcing waterproof nature. On the other hand, the acid and alkali resistance and the ageing resistance can prolong the service life of the component. The pointed bolt can pierce the sealing rubber bag more easily, so that more sealant flows out more quickly, and better sealing and waterproof effects are achieved.
Further, the inner wall of the threaded blind hole is threaded. The screw thread shape can make bolt and screw thread blind hole combine more closely on the one hand, and sealed glue plays better sealed effect in the gap that bolt and screw thread blind hole combine on the one hand.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the glue spreading device.
Fig. 3 is an exploded view of the gluing device.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: self-adhesion root-resistant waterproofing membrane 1, reinforced concrete slab 2, building templates 3, expansion joint 4, cross sealing strip 5, waterstop 6, angle steel 7, collector pipe 8, hot pitch 9, bolt 10, through-hole 11, screw thread blind hole 12, sealed plastic bag 13.
The embodiment is basically as shown in the attached figure 1:
self-adhesion root resistance waterproofing membrane 1 is polyethylene polypropylene fibre composite waterproofing membrane, is the topside protection of expansion joint waterproof construction, and self-adhesion root resistance waterproofing membrane 1 paints on reinforced concrete board. The self-adhesive root-puncture-resistant waterproof roll material 1 can prevent root puncture and does not influence the normal growth of plants. Can form a high-strength waterproof layer, has strong water pressing resistance, puncture resistance, damage resistance, tearing resistance and fatigue resistance, and improves the waterproof capability of the waterproof structure. The composite waterproof coiled material has the advantages of high impermeability, high tensile strength, good low-temperature flexibility, small linear expansion coefficient, easy adhesion, large friction coefficient, good stability, no toxicity, high deformation adaptability, wide temperature range, long service life and other good comprehensive technical properties. Polyethylene and polypropylene (polypropylene) are chemically stable, resistant to corrosion, mildew and ozone, and polypropylene has good mechanical properties. Polyethylene and polypropylene have proven to have lifetimes of greater than 50 years under complete UV light exclusion.
The reinforced concrete slab 2 is poured on the building template 3. The reinforced concrete slab 2 is a waterproof second defense line, is also a main object of bearing force, is a structure consisting of reinforced steel bars and concrete, can bear larger load although the waterproof performance is not very outstanding, and plays a role in bearing an upper layer force.
The building formwork 3 is covered on the hot asphalt and fixed by steel nails. The building template 3 is larger than the left side and the right side of the groove by 50mm respectively. The building template 3 has many advantages and plays a role:
the plate width is big, and the face levels: the characteristic saves a lot of workload in the construction process, and construction operations such as formwork supporting, pouring, formwork stripping and the like can be carried out without too many constructors; not only saves labor cost, but also reduces the cost of decorating and edge-grinding the joint on the exposed surface of the concrete.
The bearing capacity is stronger: the pressure of pouring construction and the lateral pressure of concrete can be easily borne; and the surface layer is subjected to film coating treatment, so that the coating is smooth and good in wear resistance, and can be repeatedly used.
The material is lighter: the building template made of the multilayer plywood with the thick bottom of 18mm has the weight of only 50 kilograms per unit area, and can be easily moved by one or two constructors without mechanical auxiliary transportation, so that the expenditure is saved. And is more convenient to stack, use and manage than a steel building template.
Flexible molding: many of the wooden cylindrical templates and the special-shaped templates are produced by high-temperature hot pressing of wooden building templates, can conveniently meet the installation requirements of building engineering, and can be used for manufacturing building templates with various curved surfaces.
The saw is convenient to cut: the wood template can be cut by a direct electric saw, and has different lengths or heights of construction projects, so that the building construction is facilitated.
The heat preservation performance is good: the wood has small heat transfer effect, can effectively prevent the temperature change of the concrete from being too fast, is particularly suitable for the construction requirement in winter, and can help the concrete constructed in winter to preserve heat.
The expansion joint 4 is a structural joint arranged along a proper position of a building or a construction joint direction of the building for preventing the structure from cracking or damaging due to climate temperature change (thermal expansion and cold contraction), and the two sides of the expansion joint are respectively provided with a groove in which structures such as a water stop 6, hot asphalt 9, angle steel 7 and the like are arranged.
The cross-shaped water stop strip 5 is arranged below the groove of the expansion joint 4, and is a penultimate defense line for preventing water flowing down from the groove from flowing to the top plate of the basement through the expansion joint.
The lap joint length of the water stop 6 is more than 400mm, the water stop is fixedly arranged in the groove in a U shape, and the water stop is pressed by angle steel and then fixed on the wall of the groove by bolts. The water stop belt utilizes the characteristics of high elasticity and compression deformation of rubber to generate elastic deformation under various loads, thereby playing the roles of effective fastening and sealing, preventing water leakage and water seepage of a building structure and damping and buffering. The waterstop is installed in a U shape to fill gaps between the hot asphalt and the groove, so that water from the left side, the right side and the upper side can be prevented from flowing to the expansion joint 4.
The size of the angle steel 7 is L50 × 50. The angle steel 7 presses the water stop 6 to prevent the water stop from shifting, curling, twisting and the like, and the water stop 6 is fixed on the groove wall by the bolt to prevent the adhesion or the lap joint at the joint from being infirm and form a good closed ring.
The water collecting pipe 8 is the last line of defense of the waterproof structure, and can guide the water flowing down from the expansion joint 4 to the water collecting well, so that the water cannot flow down from the expansion joint.
The hot asphalt 9 is laid on the water stop belt 6, and the hot asphalt 9 has high hardness when being solidified, so that structures such as a building template, the water stop belt and the like can be protected from impact force of gravels with sharp corners, and the water resistance of the structures is improved. On the other hand, the asphalt has good plasticity to enable the water stop belt to be tightly attached to the expansion joint, a water seepage channel is not formed, and the performance of the waterproof structure is further improved through self heat insulation, moisture prevention, seepage prevention, water prevention, corrosion prevention, rust prevention and the like.
And polyurethane waterproof paint is coated at the groove. After the waterproof coating is coated, water can permeate into the groove through the water stop belt in a waterproof manner, and a waterproof effect can be achieved.
The bolt 10 is a pointed chemical bolt. Chemical bolt's anchor power is strong, non-expansibility, acid and alkali-resistance, ageing resistance, can use in humid environment, and expansion joint structure and water contact are many, and is moist, and soil and structure are ageing easily, and chemical bolt is strong on the one hand anchor ability, can make the fixed more firm of waterstop, reinforcing waterproof nature. On the other hand, the acid and alkali resistance and the ageing resistance can prolong the service life of the component. The pointed end can enable the bolt to easily puncture the sealing rubber bag 13, so that the sealant in the sealing rubber bag 13 can flow out more quickly and more, and the gap of the expansion joint 4 is sealed.
The gluing device comprises a bolt 10, a threaded blind hole 12 matched with the bolt 10, a sealing rubber bag 13 arranged in the threaded blind hole 12 and a through hole 11 communicated with the expansion joint 4, and sealing rubber is arranged in the sealing rubber bag 13. The through hole 11 is a hole with a threaded blind hole 12 leading to the expansion joint 4. The threaded blind hole 12 is a groove with a threaded inner wall, the bolt 10 is matched with the threaded blind hole 12, the threaded shape can enable the bolt to be combined with the threaded blind hole more tightly, and on one hand, the sealant plays a better sealing role in a gap formed by combining the bolt with the threaded blind hole. The sealing rubber bag 13 is a flexible plastic bag arranged in the threaded blind hole 12. When the bolt 10 is screwed into the threaded blind hole 12, the tip of the bolt 10 can pierce the surface of the sealing rubber bag 13, so that the sealing rubber in the sealing rubber bag 13 flows out, and the sealing rubber flows out more and more as the bolt 10 is screwed more and more tightly. One part of the sealant is arranged in the threaded blind hole 12 to seal the gap between the bolt 10 and the threaded blind hole 12, and the other part of the sealant flows to and seals the gap of the expansion joint 4 through the through hole 11. When the bolt 10 is not screwed into the threaded blind hole 12, the sealing rubber bag 13 is kept intact, and the sealing rubber does not flow outwards. When the waterproof structure is poured, the glue spreading device provides sealant to each gap of the expansion joint, a waterproof line is added, and the waterproof effect is also improved. The rubber coating device is a plurality of, and the rubber coating device is more, and water-proof effects is better.
In the specific implementation:
the waterproof detail of the basement top plate expansion joint 4 is carried out after the basement is finished and before the upper structure of the top plate is constructed. Grooves with the width of 150mm and the depth of about 120mm are reserved on two sides of the expansion joint 4 on the top plate of the basement in advance. And (3) smearing polyurethane waterproof paint with the thickness of 2mm on the groove. A water stop belt 6 is arranged in the groove in a U-shaped mode, two sides of the water stop belt 6 are pressed by angle steel 7, and the water stop belt 6 is fixed on the wall of the groove through the angle steel 7. Hot bitumen 9 is overlaid on the waterstop 6.
The bolt 10 is screwed into the threaded blind hole 12, the tip of the bolt 10 can pierce the surface of the sealing rubber bag 13, so that the sealing rubber in the sealing rubber bag 13 flows out, and the sealing rubber flows out more and more as the bolt 10 is screwed more and more tightly at any time. One part of the sealant is arranged in the threaded blind hole 12 to seal the gap between the bolt 10 and the threaded blind hole 12, and the other part of the sealant flows to and seals the gap of the expansion joint 4 through the through hole 11.
This scheme adopts one to prevent the line more, and multi-level waterproof structure effectively improves stagnant water, the waterproof function of reinforced concrete waterproof roof.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. The utility model provides a waterproof construction of basement roof expansion joint that has earthing, includes the expansion joint that the basement roof was seted up, be fixed with the waterstop through the angle steel in the expansion joint, the other end fixed connection of angle steel is in the expansion joint, the upper surface laminating of the wall body of expansion joint both sides has the building templates, the last laminating of building templates has reinforced concrete board, expansion joint both sides limit is respectively opened has a recess, be equipped with the hot pitch that covers on the waterstop in the recess, a serial communication port, be equipped with the rubber coating device in the expansion joint, the rubber coating device includes the bolt, with bolt matched with screw thread blind hole, establish at the blind downthehole sealed gum bag of screw thread and the through-hole that accesss to the expansion joint, be equipped.
2. The waterproof structure for the basement roof expansion joint covered with soil of claim 1, wherein the gluing device is provided in plurality.
3. The waterproof structure for the basement roof expansion joint covered with soil of claim 1, wherein a polyurethane waterproof paint is coated on the groove.
4. The waterproof structure of an earth-covered basement roof expansion joint as claimed in claim 1, wherein the water stop is fixedly installed in the groove in a "U" shape.
5. The structure of claim 1, wherein the reinforced concrete slab is coated with self-adhesive root-resistant waterproof coiled material.
6. The waterproof structure of an earth-covered basement roof expansion joint as claimed in claim 1, wherein a water collecting pipe leading to a water collecting well is arranged below the groove.
7. The waterproof structure of an earth-covered basement roof expansion joint as claimed in claim 1, wherein a cross-shaped water stop is arranged below the groove.
8. The waterproof structure of basement roof expansion joint with soil covering of claim 1, wherein said bolt is a pointed chemical bolt.
9. The waterproof structure for the basement roof expansion joint covered with soil according to claim 2, wherein the inner wall of the threaded blind hole is threaded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022103987.3U CN213572063U (en) | 2020-09-23 | 2020-09-23 | Waterproof construction at basement roof expansion joint that has earthing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022103987.3U CN213572063U (en) | 2020-09-23 | 2020-09-23 | Waterproof construction at basement roof expansion joint that has earthing |
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| CN213572063U true CN213572063U (en) | 2021-06-29 |
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| CN202022103987.3U Active CN213572063U (en) | 2020-09-23 | 2020-09-23 | Waterproof construction at basement roof expansion joint that has earthing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382112A (en) * | 2022-01-21 | 2022-04-22 | 广东省第五建筑工程有限公司 | Building basement waterproof structure and construction method thereof |
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2020
- 2020-09-23 CN CN202022103987.3U patent/CN213572063U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382112A (en) * | 2022-01-21 | 2022-04-22 | 广东省第五建筑工程有限公司 | Building basement waterproof structure and construction method thereof |
| CN114382112B (en) * | 2022-01-21 | 2023-08-15 | 广东省第五建筑工程有限公司 | Waterproof structure of building basement and construction method thereof |
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