CN210032150U - Waterproof node of large-scale roofing expansion joint of steel construction TPO - Google Patents
Waterproof node of large-scale roofing expansion joint of steel construction TPO Download PDFInfo
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- CN210032150U CN210032150U CN201920705225.5U CN201920705225U CN210032150U CN 210032150 U CN210032150 U CN 210032150U CN 201920705225 U CN201920705225 U CN 201920705225U CN 210032150 U CN210032150 U CN 210032150U
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Abstract
The utility model discloses a steel structure TPO large-scale roof expansion joint waterproof node, which relates to the technical field of building structures, and comprises a top structure arranged at the top of the expansion joint and side supporting structures arranged at both sides of the expansion joint, wherein the top structure is erected at the tops of the two side supporting structures; first TPO waterproofing membrane, second TPO waterproofing membrane and the crisscross setting of second TPO waterproofing membrane of top structure to connect fixedly with the mode of hot full weld, realize the whole cover of expansion joint position. Compared with the traditional expansion joint waterproof structure, the utility model enlarges the working surface of waterproof construction and greatly improves the waterproof effect of the waterproof node; the waterproof structure with the staggered multiple layers of TPO coiled materials is adopted, so that rainwater leakage is prevented, the waterproof effect is good, and the practicability is excellent; top rock wool top intermediate position establishes the polyethylene foam stick, makes the third TPO waterproofing membrane of laying on it form bellied structure that makes progress, effectively avoids third TPO waterproofing membrane top ponding, snow.
Description
Technical Field
The utility model relates to a building structure technical field, concretely relates to waterproof node structure at roofing expansion joint.
Background
The steel structure building is a common modern building system, replaces a traditional reinforced concrete or brick-concrete bearing system with a steel member, has the characteristics of saving resources, protecting the environment, reducing pollution and the like, and provides healthy, applicable, efficient and environment-friendly use space and living environment for people. Along with the rapid development of steel structure buildings, more and more industrial plants and warehouses are raised, the steel structure buildings have development trends of increasing span, length and area, the waterproof form of simply laying TPO (thermoplastic polyolefin) coiled materials on roofs, which is widely applied at present, is applied to the steel structure buildings with large structures, the problems of water accumulation and water leakage at expansion joints are easy to occur, and the problems are generally alleviated by filling waterproof glue at the joints in practical use; however, the waterproof glue is seriously lost due to wind and sun, and the thermal deformation of the waterproof glue is large, so that the joint needs to be frequently supplemented with the glue, time and labor are wasted, and the normal operation of production and office work is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses just in order to avoid the weak point that above-mentioned prior art exists, a large-scale roofing expansion joint waterproof node of steel construction TPO is provided.
The invention adopts the following technical scheme for solving the technical problems: a steel structure TPO large roof expansion joint waterproof node comprises a top structure and side support structures symmetrically arranged on two sides of the bottom of the top structure; the expansion joint support is arranged close to the expansion joint and is installed at the top of a roof purline, the steel bearing plate is arranged on the roof purline, the PE film is laid above the steel bearing plate, hard rock wool is arranged above the PE film and at the inner opening of the expansion joint support, and the roof purline, the expansion joint support and the steel bearing plate are fixedly connected from bottom to top through self-tapping screws to form the side supporting structure; the section of the expansion joint support is of a square frame structure with openings in the middle and lower parts of the outer side, and the steel bearing plate, the PE film and the rock wool laid on the steel bearing plate extend outwards from the openings; a top PE film is laid on the flexible expansion joint color steel plate, hard top rock wool is arranged on the top PE film, and a first TPO waterproof coiled material, a second TPO waterproof coiled material and a third TPO waterproof coiled material are sequentially and symmetrically laid on two sides of the top rock wool from bottom to top to form a top structure;
two ends of the flexible expansion joint color steel plate are respectively erected at the tops of the two expansion joint supports, the first TPO waterproof coiled material is sequentially laid along the top and the outer side of the top rock wool and the outer side and the upper side of the rock wool, and the rock wool, the PE film and the steel bearing plate are sequentially connected and fixed at the position above the rock wool from top to bottom through a pressing plate screw; the second TPO waterproof coiled material is sequentially laid along the top and the outer side of the top rock wool and the outer side and the upper side of the rock wool to cover the pressing plate screws, and the tail end of the second TPO waterproof coiled material is fixedly connected to the top of the first TPO waterproof coiled material; the first TPO waterproof coiled material and the second TPO waterproof coiled material are sequentially connected and fixed with the top rock wool, the top PE film, the flexible expansion joint color steel plate, the expansion joint support and the rock wool from top to bottom at positions above the top rock wool through top pressure plate screws; TPO waterproofing membrane follows in proper order top rock wool top and both sides are laid to two the expansion joint support outside, its terminal with second TPO waterproofing membrane links firmly.
Further, first TPO waterproofing membrane with second TPO waterproofing membrane in top rock wool top middle part position disconnection to establish the polyethylene foam stick in disconnection department, third TPO waterproofing membrane is the monolithic structure, lays in polyethylene foam stick top, and in polyethylene foam stick position constitutes the bellied structure that upwards.
Furthermore, a reinforcing piece is arranged at one end, close to the expansion joint support, of the steel bearing plate, the reinforcing piece comprises a vertical plate vertically arranged at the end part of the steel bearing plate, and an upper flat plate and a lower flat plate which are respectively formed by bending the top and the bottom of the vertical plate, the upper flat plate is tightly attached to the top of the steel bearing plate, the lower flat plate is tightly attached to the expansion joint support, and the roof purline, the expansion joint support, the lower flat plate and the steel bearing plate are fixedly connected from bottom to top through self-tapping screws.
Furthermore, the middle part of the color steel plate of the flexible expansion joint is of a V-shaped structure protruding downwards, and the V-shaped structure is positioned on the middle line of the expansion joint.
Further, second TPO waterproofing membrane terminal with the hot full weld of first TPO waterproofing membrane is connected, third TPO waterproofing membrane terminal with the hot full weld of second TPO waterproofing membrane is connected.
The utility model provides a large-scale roofing expansion joint waterproof node of steel construction TPO has following beneficial effect:
1. compared with the traditional expansion joint waterproof structure, the waterproof structure enlarges the working surface of waterproof construction, and greatly improves the waterproof effect of the waterproof node;
2. the waterproof structure with the staggered multiple layers of TPO coiled materials is adopted, so that rainwater leakage is prevented, the waterproof effect is good, and the practicability is excellent;
3. the polyethylene foam rod is arranged in the middle of the top rock wool, so that a third TPO waterproof coiled material laid on the polyethylene foam rod forms an upward convex structure, and water accumulation and snow accumulation on the top of the third TPO waterproof coiled material are effectively avoided;
4. the flexible expansion joint color steel plate is little affected by natural weather and thermal deformation, and the waterproof effect is stable.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the flexible expansion joint color steel plate of the present invention;
fig. 3 is a schematic structural view of the reinforcing member of the present invention.
In the figure:
1. expansion joint 2, side supporting structure 21, roof purline 22, expansion joint support 23, steel bearing plate 24, PE film 25, reinforcement 26 and rock wool; 3. the top structure comprises a top structure, 31, a flexible expansion joint color steel plate, 32, a top PE membrane, 33, top rock wool, 34, a first TPO waterproof coiled material, 35, a second TPO waterproof coiled material, 36, a third TPO waterproof coiled material, 37 and a polyethylene foam rod; 41. self-tapping screws 42, pressure plate screws 43, top pressure plate screws.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the structural relationship is as follows: comprises a top structure 3 and side supporting structures 2 symmetrically arranged at two sides of the bottom of the top structure 3; the expansion joint support 22 is arranged close to the expansion joint 1 and mounted at the top of the roof purlin 21, the steel bearing plate 23 is arranged on the roof purlin 21, the PE film 24 is laid above the steel bearing plate 23, the hard rock wool 26 is arranged above the PE film 24 and at the inner opening of the expansion joint support 22, and the tapping screws 41 connect and fix the roof purlin 21, the expansion joint support 22 and the steel bearing plate 23 from bottom to top to form the side support structure 2; the section of the expansion joint support 22 is of a square frame structure with openings at the middle part and the lower part of the outer side, and the steel bearing plate 23, the PE film 24 and the rock wool 26 laid on the steel bearing plate extend outwards from the openings; a top PE film 32 is laid on the flexible expansion joint color steel plate 31, hard top rock wool 33 is arranged on the top PE film 32, and a first TPO waterproof coiled material 34, a second TPO waterproof coiled material 35 and a third TPO waterproof coiled material 36 are sequentially and symmetrically laid on two sides of the top rock wool 33 from bottom to top to form a top structure 3;
the two ends of the color steel plate 31 of the flexible expansion joint are respectively erected on the tops of the two expansion joint supports 22, the first TPO waterproof coiled material 34 is sequentially laid along the top and the outer side of the top rock wool 33 and the outer side and the upper side of the rock wool 26, and the upper position of the rock wool 26 is sequentially connected and fixed with the rock wool 26, the PE film 24 and the steel bearing plate 23 from top to bottom through a pressure plate screw 42; the second TPO waterproof coiled material 35 is sequentially laid along the top and the outer side of the top rock wool 33 and the outer side and the upper part of the rock wool 26 to the position of the covering pressing plate screw 42, and the tail end of the second TPO waterproof coiled material is fixedly connected to the top of the first TPO waterproof coiled material 34; the first TPO waterproof coiled material 34 and the second TPO waterproof coiled material 35 are fixedly connected with the top rock wool 33, the top PE film 32, the flexible expansion joint color steel plate 31, the expansion joint support 22 and the rock wool 26 in sequence from top to bottom at the positions above the top rock wool 33 through top pressure plate screws 43; TPO waterproofing membrane 36 is laid to two expansion joint supports 22 outsides along top rock wool 33 top and both sides in proper order, and its end links firmly with second TPO waterproofing membrane 35.
Preferably, first TPO waterproofing membrane 34 and second TPO waterproofing membrane 35 are disconnected in top rock wool 33 top middle part position to set up polyethylene foam stick 37 in the disconnection department, and third TPO waterproofing membrane 36 is the monolithic structure, lays in polyethylene foam stick 37 top, and constitutes the bellied structure that makes progress in polyethylene foam stick 37 position.
Preferably, the reinforcing piece 25 is equipped with near expansion joint support 22 one end to steel carrier plate 23, and reinforcing piece 25 includes upright locate the riser of steel carrier plate 23 tip and respectively by riser top and the fashioned upper flat plate of bottom bending and lower flat plate, and the steel carrier plate 23 top setting is hugged closely to the upper flat plate, and expansion joint support 22 setting is hugged closely to lower flat plate, and roofing purlin 21, expansion joint support 22, lower flat plate and steel carrier plate 23 pass through self-tapping screw 41 by supreme connection down fixed.
Preferably, the middle part of the flexible expansion joint color steel plate 31 is of a downward convex V-shaped structure, and the V-shaped structure is located on the middle line of the expansion joint 1.
Preferably, the end of second TPO waterproofing membrane 35 is in full-heat welded connection with first TPO waterproofing membrane 34, and the end of third TPO waterproofing membrane 36 is in full-heat welded connection with second TPO waterproofing membrane 35.
During the specific construction, the method comprises the following steps:
s1, installing roof purlins 21 at two sides of the expansion joint 1, and then erecting and installing the expansion joint support 22 above the roof purlins 21;
s2, placing the reinforcing piece 25 at the bottom in the expansion joint support 22, enabling the opening of the reinforcing piece 25 to face outwards, inserting the steel bearing plate 23 into the reinforcing piece 25 from the outer side of the expansion joint support 22, and then connecting and fixing the roof purline 21, the expansion joint support 22, the steel bearing plate 23 and the reinforcing piece 25 through the tapping screws 41;
s3, uniformly paving PE membranes 24 above the steel bearing plate 23, arranging hard rock wool 26 at the upper parts of the PE membranes 24 and the inner openings of the expansion joint supports 21, paving first TPO waterproof coiled materials 34 on the upper parts of the rock wool 26, and connecting and fixing the first TPO waterproof coiled materials 34, the rock wool 26, the PE membranes 24 and the reinforcing members 25 through pressure plate screws 42;
s4, erecting a flexible expansion joint color steel plate 31 on the top of the expansion joint support 22, then fully paving a top PE film 32 on the upper part of the flexible expansion joint color steel plate 31, and arranging top rock wool 33 on the top PE film 32;
s5, sequentially adhering the first TPO waterproof coiled material 34 to the rock wool 26, the outer side of the expansion joint support 22 and the outer side of the top rock wool 33, paving the first TPO waterproof coiled material on the top of the top rock wool 33, disconnecting the first TPO waterproof coiled material from the middle position of the top rock wool 33, and arranging a polyethylene foam rod 37 in the disconnected position;
s6, paving second TPO waterproof coiled materials from the polyethylene foam rod 37 to two sides of the expansion joint 1, sequentially attaching the second TPO waterproof coiled materials to the top and the side of the top rock wool 33, the outer side of the expansion joint support 22, the outer side of the rock wool 26 and the top of the rock wool 26 to the position 42 of a covering press plate, connecting and fixing the second TPO waterproof coiled materials 35, the first TPO waterproof coiled materials 34, the top rock wool 33, the top PE film 32, the flexible expansion joint color steel plate 31 and the expansion joint support 22 through top press plate screws 43 above the top rock wool 26, and connecting the tail end of the second TPO waterproof coiled materials 35 with the first TPO waterproof coiled materials 34 in a hot full-welding mode above the rock wool 26;
s7, lay third TPO waterproofing membrane 36 at polyethylene foam stick 37 top, the laminating setting in top rock wool 33 top and outside and expansion joint support 22 outside is followed to third TPO waterproofing membrane 36 both sides to in the expansion joint support 22 outside with the terminal and the second TPO waterproofing membrane 35 full hot welding of third TPO waterproofing membrane 36 be connected, accomplish waterproofing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. The utility model provides a large-scale roofing expansion joint waterproof node of steel construction TPO, its characterized in that: comprises a top structure (3) and side supporting structures (2) symmetrically arranged at two sides of the bottom of the top structure (3); an expansion joint support (22) is arranged close to the expansion joint (1) and mounted at the top of a roof purline (21), a steel bearing plate (23) is arranged on the roof purline (21), a PE (polyethylene) film (24) is laid above the steel bearing plate (23), hard rock wool (26) is arranged above the PE film (24) and at the inner opening of the expansion joint support (22), and a tapping screw (41) is used for connecting and fixing the roof purline (21), the expansion joint support (22) and the steel bearing plate (23) from bottom to top to form the side support structure (2); the section of the expansion joint support (22) is of a square frame structure with openings at the middle part and the lower part of the outer side, and the steel bearing plate (23), the PE film (24) and the rock wool (26) laid on the steel bearing plate extend outwards from the openings; a top PE film (32) is laid on the flexible expansion joint color steel plate (31), hard top rock wool (33) is laid on the top PE film (32), and a first TPO waterproof coiled material (34), a second TPO waterproof coiled material (35) and a third TPO waterproof coiled material (36) are sequentially and symmetrically laid on two sides of the top rock wool (33) from bottom to top to form the top structure (3);
the two ends of the flexible expansion joint color steel plate (31) are respectively erected at the tops of the two expansion joint supports (22), the first TPO waterproof coiled material (34) is sequentially laid along the top and the outer side of the top rock wool (33) and the outer side and the upper side of the rock wool (26), and the upper position of the rock wool (26) is sequentially connected and fixed with the rock wool (26), the PE membrane (24) and the steel bearing plate (23) from top to bottom through a pressure plate screw (42); the second TPO waterproof coiled material (35) is sequentially paved to cover the pressing plate screw (42) along the top and the outer side of the top rock wool (33) and the outer side and the upper part of the rock wool (26), and the tail end of the second TPO waterproof coiled material is fixedly connected to the top of the first TPO waterproof coiled material (34); the first TPO waterproof coiled material (34) and the second TPO waterproof coiled material (35) are fixedly connected with the top rock wool (33), the top PE film (32), the flexible expansion joint color steel plate (31), the expansion joint support (22) and the rock wool (26) from top to bottom in sequence through top pressure plate screws (43) above the top rock wool (33); TPO waterproofing membrane (36) follow in proper order top rock wool (33) top and both sides are laid to two expansion joint support (22) outside, its terminal with second TPO waterproofing membrane (35) link firmly.
2. The waterproof node of large roof expansion joint of steel construction TPO of claim 1, characterized in that: first TPO waterproofing membrane (34) with second TPO waterproofing membrane (35) in top rock wool (33) top middle part position disconnection to establish polyethylene foam stick (37) in disconnection department, third TPO waterproofing membrane (36) are the monolithic structure, lay in polyethylene foam stick (37) top, and in polyethylene foam stick (37) position constitutes upwards bellied structure.
3. The waterproof node of large roof expansion joint of steel construction TPO of claim 1, characterized in that: one end, close to the expansion joint support (22), of the steel bearing plate (23) is provided with a reinforcing piece (25), the reinforcing piece (25) comprises a vertical plate vertically arranged at the end of the steel bearing plate (23), and an upper flat plate and a lower flat plate which are respectively formed by bending the top and the bottom of the vertical plate, the upper flat plate is tightly attached to the top of the steel bearing plate (23), the lower flat plate is tightly attached to the expansion joint support (22), and the roof purline (21), the expansion joint support (22), the lower flat plate and the steel bearing plate (23) are fixedly connected from bottom to top through self-tapping screws (41).
4. The waterproof node of large roof expansion joint of steel construction TPO of claim 1, characterized in that: the middle of the flexible expansion joint color steel plate (31) is of a V-shaped structure protruding downwards, and the V-shaped structure is located on the middle line of the expansion joint (1).
5. The waterproof node of large roof expansion joint of steel construction TPO of claim 1, characterized in that: second TPO waterproofing membrane (35) terminal with first TPO waterproofing membrane (34) hot full weld is connected, third TPO waterproofing membrane (36) terminal with second TPO waterproofing membrane (35) hot full weld is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705225.5U CN210032150U (en) | 2019-05-16 | 2019-05-16 | Waterproof node of large-scale roofing expansion joint of steel construction TPO |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705225.5U CN210032150U (en) | 2019-05-16 | 2019-05-16 | Waterproof node of large-scale roofing expansion joint of steel construction TPO |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210032150U true CN210032150U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920705225.5U Active CN210032150U (en) | 2019-05-16 | 2019-05-16 | Waterproof node of large-scale roofing expansion joint of steel construction TPO |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210032150U (en) |
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2019
- 2019-05-16 CN CN201920705225.5U patent/CN210032150U/en active Active
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