CN211113770U - A roof movement joint waterproof construction for underground station - Google Patents
A roof movement joint waterproof construction for underground station Download PDFInfo
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- CN211113770U CN211113770U CN201921473013.5U CN201921473013U CN211113770U CN 211113770 U CN211113770 U CN 211113770U CN 201921473013 U CN201921473013 U CN 201921473013U CN 211113770 U CN211113770 U CN 211113770U
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Abstract
The utility model relates to a track construction technical field specifically discloses a roof movement joint waterproof construction for underground station, including the concrete roof, be equipped with the movement joint in the concrete roof, the concrete roof upper end is passed through the waterproof layer and is connected with the protection wall, and the waterproof layer includes waterproof coating layer, enhancement layer and waterproof roll material layer from last to down in proper order, and the enhancement layer is outer formula waterstop, and waterproof coating layer is the thick one-component polyurethane waterproof coating of 2.5mm, and the movement joint middle part is equipped with steel limit rubber waterstop. The utility model discloses a protection wall and steel limit rubber stagnant water bring and provide preliminary water-proof effects to the movement joint, form multiple water-proof effects through the cooperation on waterproof dope layer, enhancement layer and waterproof roll material layer simultaneously, and then further effectively improved waterproof performance on the waterproof performance basis of protection wall, solved current roof movement joint waterproof construction that is used for the underground station and carried out simple waterproof and lead to easily appearing the problem of infiltration phenomenon because of adopting the waterstop.
Description
Technical Field
The utility model relates to a track construction technical field specifically is a roof movement joint waterproof construction for underground station.
Background
With the large-scale development of underground railways, the number of underground stations is increased. The underground station generally refers to a railway station with a building main body positioned below the ground, is mainly constructed by matching with an underground railway, and comprises a common subway station, an urban rail transit station, an inter-city railway underground urban rail station and the like.
Among them, since the track route where the underground station is located is underground, it is necessary to effectively prevent water from being applied to the roof deformation joint of the underground station. The basement roof deformation joint waterproof system comprises a buried water stop belt, a deformation joint liner plate and a waterproof process, wherein the buried water stop belt, the deformation joint liner plate and the waterproof process are used for sealing the deformation joint, the outer-attached metal plate pressure-bearing water stop belt is used for isolating environmental water treatment at a waterproof weak node of the underground construction roof deformation joint through the outer-attached metal pressure-bearing water stop belt, the waterproof structure is laid on the waterproof structure, certain environmental pressure can be borne, and the effect of node reinforcement is achieved.
However, the above technical solutions have the following disadvantages in practical use: the existing roof deformation joint waterproof structure for the underground station is simple and waterproof due to the water stop belt, and then the water seepage phenomenon is easy to occur after construction is completed. Therefore, the design of a roof deformation joint waterproof structure for an underground station becomes a problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a roof movement joint waterproof construction for underground station to the current roof movement joint waterproof construction for underground station who proposes in solving above-mentioned background art leads to the problem of the easy infiltration phenomenon of appearing because of adopting the waterstop to carry out simple waterproof.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a roof movement joint waterproof construction for underground station, includes the concrete roof, be equipped with the movement joint in the concrete roof, the concrete roof upper end is connected with the protection wall through the waterproof layer, the waterproof layer includes waterproof coating layer, enhancement layer and waterproof roll material layer from last to down in proper order, the enhancement layer is outer formula waterstop of pasting, waterproof coating layer is the thick single-component polyurethane waterproof coating of 2.5mm, the movement joint middle part is equipped with steel limit rubber waterstop.
As a further aspect of the present invention: the material of the protection wall is fine aggregate concrete.
As a further aspect of the present invention: a liner plate is arranged inside the deformation joint; the upper end and the lower end of the liner plate are respectively provided with a first foam plastic rod and a second foam plastic rod, and the first foam plastic rod and the second foam plastic rod are made of polyethylene.
As a further aspect of the present invention: the end parts of the first foam plastic rod and the second foam plastic rod are connected with the corresponding sealing glue through an isolation film.
As a further aspect of the present invention: the lower end of the deformation joint is provided with a water receiving box, the lower end of the concrete top plate is correspondingly provided with a groove for installing the water receiving box, and polysulfide sealant is arranged at the joint of the groove and the water receiving box.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses set up the protection wall, steel limit rubber waterstop, waterproof coating layer, enhancement layer and waterproof roll material layer, bring through protection wall and steel limit rubber stagnant water and provide preliminary water-proof effects to the movement joint, simultaneously through waterproof coating layer, the multiple water-proof effects of enhancement layer and waterproof roll material layer's cooperation formation, and then further effectively improved waterproof performance on the waterproof performance basis of protection wall, the problem of the current roof movement joint waterproof construction that is used for the underground station leads to the easy infiltration phenomenon of appearing because of adopting the waterstop to carry out simple waterproofly has been solved.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural view of a roof deformation joint waterproof structure for an underground station according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a waterproof layer in a roof deformation joint waterproof structure for an underground station according to an embodiment of the present invention.
In the figure: 1-protective wall, 2-first foam plastic rod, 3-sealant, 4-liner plate, 5-isolation film, 6-waterproof coiled material layer, 7-waterproof layer, 8-waterproof paint layer, 9-water receiving box, 10-polysulfide sealant, 11-steel edge rubber water stop belt, 12-groove, 13-reinforced layer, 14-deformation joint, 15-concrete top plate and 16-second foam plastic rod.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1-2, in an embodiment of the present invention, a roof deformation joint waterproof structure for an underground station includes a concrete roof 15, a deformation joint 14 is disposed in the concrete roof 15, the upper end of the concrete roof 15 is connected to a protection wall 1 through a waterproof layer 7, the protection wall 1 is made of fine aggregate concrete, specifically, the protection wall 1 is made of fine aggregate concrete, the fine aggregate concrete is commercial concrete, and each technical index of the concrete satisfies the specification, on the premise of not affecting the strength and impermeability, the cement consumption and the cement hydration heat are reduced by adding a certain amount of pulverized coal ash (the blending amount of the fly ash is not more than 20% of the weight of the cement), for large-volume concrete, the temperature control measures are used to prevent the temperature difference between the inside and the outside of the concrete due to excessive hydration heat and the temperature difference crack, thereby facilitating the reduction of the occurrence of cracks while providing a preliminary waterproof effect to the deformation joint 14 through the protective wall 1.
Further, in the embodiment of the utility model provides an in, waterproof layer 7 is from last to including waterproof coating layer 8, enhancement layer 13 and waterproofing roll material layer 6 down in proper order, and is concrete, enhancement layer 13 is outer formula waterstop, waterproof coating layer 8 is the thick polyurethane waterproof coating of 2.5mm single component, forms multiple water-proof effects through waterproof coating layer 8, enhancement layer 13 and the cooperation of waterproofing roll material layer 6, and then further effectively improved waterproof performance on the waterproof performance basis of protective wall 1.
Specifically, the waterproof roll material layer 6 is made of a waterproof roll material in the existing product, the specific type is selected according to the requirement, and the waterproof roll material layer is not limited, during construction, a base layer of the waterproof roll material layer 6 is firm, a base surface is clean and flat, phenomena of hollowing, loosening, sanding and peeling are avoided, and the yin and yang corners of the base layer are made into circular arcs or obtuse angles; meanwhile, the lap seam of the waterproof coil layer 6 is firmly bonded (welded) and tightly sealed, the defects of corrugation, edge warping, bubbling and the like are avoided, the seams of two adjacent coils are staggered by a certain width, the seam parts of the coils are fully bonded by using a special adhesive or a bonding tape, the seam openings are tightly sealed by using a sealing material, and the width of the seam openings is not less than 10 mm.
It can be understood that the reinforcing layer 13 can also be a 16-20 mesh alkali-resistant fiberglass mesh fabric carcass reinforcing material, the single-component polyurethane waterproof coating adopts fine aggregate concrete with the thickness of 5cm after the construction is finished, and before the fine aggregate concrete is poured, a layer of petroleum asphalt paper tire asphalt felt is covered on the waterproof layer 7, so that the flatness of the fine aggregate concrete pouring can be ensured.
Further, in the embodiment of the utility model provides an in, movement joint 14 middle part is equipped with steel limit rubber waterstop 11, and is concrete, when the construction, through set up steel limit rubber waterstop 11 at movement joint 14 middle part, and fill in the seam and carry out water repellent treatment by waterproof caulking material, and then carry out effective waterproof at the perpendicular through steel limit rubber waterstop 11 to movement joint 14.
It can be understood that the steel-edged rubber water stop 11 is a commonly used material in engineering, and is mainly used for waterproofing of reinforced concrete structures, dams and other large-scale engineering, the steel-edged rubber water stop 11 can change the permeation path of water and prolong the permeation path of water, and in a construction environment where the leaked water may contain corrosive components, the steel-edged rubber water stop 11 can play a certain role in corrosion resistance, thereby being beneficial to ensuring the stability of the waterproof performance of the structure.
Further, in the embodiment of the present invention, a lining plate 4 is arranged inside the deformation joint 14, a first foam plastic rod 2 and a second foam plastic rod 16 are respectively arranged at the upper end and the lower end of the lining plate 4, and the materials of the first foam plastic rod 2 and the second foam plastic rod 16 are polyethylene.
Further, in the embodiment of the utility model provides an in, first foam plastic stick 2 all is connected with corresponding sealed glue 3 through an barrier film 5 with second foam plastic stick 16 tip, and is concrete, sealed glue 3's material is sealed glue for the polyurethane building, installs first foam plastic stick 2 and second foam plastic stick 16 tip through sealed glue 3 in movement joint 14, play the supporting role through liner plate 4 simultaneously, and then play waterproof effect through first foam plastic stick 2, second foam plastic stick 16 and the cooperation of corresponding barrier film 5.
Referring to fig. 1-2, in another embodiment provided by the present invention, the lower end of the deformation joint 14 is provided with a water receiving box 9, the lower end of the concrete top plate 15 is correspondingly provided with a groove 12 for installing the water receiving box 9, and a joint of the groove 12 and the water receiving box 9 is provided with a polysulfide sealant 10, specifically, a plurality of polysulfide sealants 10 are provided, and are uniformly arranged at the joint of the groove 12 and the water receiving box 9, the water receiving box 9 is made of stainless steel, the water receiving box 9 placed in the groove 12 is installed and fixed by the polysulfide sealant 10, so as to receive the water seepage generated at the top, and prevent the seeped water from damaging the building structure below the concrete top plate 13, wherein the unrelated portions are the same as those in the prior art or can be implemented by the prior art.
The utility model has the advantages that: the utility model discloses set up protection wall 1, steel edge rubber waterstop 11, waterproof coating layer 8, enhancement layer 13 and waterproofing roll material layer 6, come to provide preliminary water-proof effects to movement joint 14 through protection wall 1 and steel edge rubber waterstop 11, simultaneously through waterproof coating layer 8, enhancement layer 13 forms multiple water-proof effects with the cooperation of waterproofing roll material layer 6, and then further effectively improved waterproof performance on protection wall 1's waterproof performance basis, the problem of the current roof movement joint waterproof construction that is used for the underground station leads to the easy infiltration phenomenon of appearing because of adopting the waterstop to carry out simple waterproof has been solved.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete joining mode of each part all can adopt conventional means such as ripe bolt, rivet, welding among the prior art, does not detailed here again.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A roof deformation joint waterproof structure for an underground station comprises a concrete roof (15), wherein deformation joints (14) are arranged in the concrete roof (15), and the roof deformation joint waterproof structure is characterized in that the upper end of the concrete roof (15) is connected with a protection wall (1) through a waterproof layer (7), and the waterproof layer (7) sequentially comprises a waterproof coating layer (8), a reinforcing layer (13) and a waterproof coil material layer (6) from top to bottom;
the reinforced layer (13) is an externally-attached water stop, the waterproof coating layer (8) is a single-component polyurethane waterproof coating with the thickness of 2.5mm, and the middle of the deformation joint (14) is provided with a steel edge rubber water stop (11).
2. The roof slab deformation joint waterproof structure for an underground station according to claim 1, characterized in that the material of the protection wall (1) is fine stone concrete.
3. The roof slab deformation joint waterproofing structure for underground stations according to claim 1 or 2, wherein a laying plate (4) is provided inside the deformation joint (14);
the upper end and the lower end of the liner plate (4) are respectively provided with a first foam plastic rod (2) and a second foam plastic rod (16), and the first foam plastic rod (2) and the second foam plastic rod (16) are made of polyethylene.
4. The roof deformation joint waterproof structure for the underground station as claimed in claim 3, wherein the ends of the first foam plastic bar (2) and the second foam plastic bar (16) are connected with the corresponding sealant (3) through an isolation film (5).
5. The roof deformation joint waterproof structure for the underground station as claimed in claim 4, wherein a water receiving box (9) is arranged at the lower end of the deformation joint (14), a groove (12) for installing the water receiving box (9) is correspondingly arranged at the lower end of the concrete roof (15), and a polysulfide sealant (10) is arranged at the joint of the groove (12) and the water receiving box (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473013.5U CN211113770U (en) | 2019-09-05 | 2019-09-05 | A roof movement joint waterproof construction for underground station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473013.5U CN211113770U (en) | 2019-09-05 | 2019-09-05 | A roof movement joint waterproof construction for underground station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211113770U true CN211113770U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921473013.5U Active CN211113770U (en) | 2019-09-05 | 2019-09-05 | A roof movement joint waterproof construction for underground station |
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| Country | Link |
|---|---|
| CN (1) | CN211113770U (en) |
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2019
- 2019-09-05 CN CN201921473013.5U patent/CN211113770U/en active Active
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