CN215167044U - Large-span prestressed hollow truss beam plate roof system - Google Patents
Large-span prestressed hollow truss beam plate roof system Download PDFInfo
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- CN215167044U CN215167044U CN202121315328.4U CN202121315328U CN215167044U CN 215167044 U CN215167044 U CN 215167044U CN 202121315328 U CN202121315328 U CN 202121315328U CN 215167044 U CN215167044 U CN 215167044U
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- girder
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- fixedly connected
- oblique
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- 230000001154 acute effect Effects 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 210000002784 stomach Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
A large-span prestressed hollow truss girder slab roof system relates to the technical field of building construction, and comprises a plurality of truss girder slab units which are linearly and fixedly connected in sequence in the same direction, wherein each truss girder slab unit comprises a frame girder which is longitudinally arranged, an inclined roof slab which is fixedly arranged at the upper part of one side of the frame girder and a plurality of supporting pieces which are fixedly connected between the inclined roof slab and the frame girder, the inclined roof slab is obliquely arranged downwards, an included angle between the inclined roof slab and the vertical direction is an acute angle, the supporting pieces are uniformly distributed in parallel along the length direction of the frame girder, and the inclined roof slab and the supporting pieces are fixedly connected with the adjacent frame girder; firstly, each frame beam is cast and molded, then the frame beams are hoisted one by one to the position to be installed for installation, and then the two adjacent frame beams are fixedly connected by using the supporting piece and the oblique roof panel.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to large-span prestressing force truss girder plate on an empty stomach room lid system.
Background
What present the construction to the roof adopted is traditional truss structure, assemble truss mechanism earlier on ground, then the monolithic pouring accomplishes the back, hoist and mount to the roof and install, because the truss girder structure who accomplishes pours is whole very big, the degree of difficulty is great when consequently hoist and mount, it is comparatively difficult to maintain the steel construction in the truss girder structure after accomplishing to pour moreover, and use the material more during traditional truss girder structure construction, make truss girder weight very big, thereby lead to the antifatigue of truss girder and anti-seismic performance to reduce.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the degree of difficulty according to current truss girder hoist and mount and maintenance is big to the relatively poor problem of mechanical properties, the utility model discloses a following technical scheme:
the utility model provides a large-span prestressing force is truss girder iron sheet room lid system on an empty stomach, is including being linear fixed a plurality of truss girder iron sheet units that link to each other of syntropy in proper order, each truss girder iron sheet unit all includes longitudinal arrangement's frame roof beam, fixed mounting slant roof boarding and the fixed connection on frame roof beam one side upper portion a plurality of support piece between slant roof boarding and the frame roof beam, slant roof boarding downward sloping is arranged and is the acute angle with the contained angle of vertical direction, and is a plurality of support piece is along the parallel equipartition of length direction of frame roof beam, and slant roof boarding and a plurality of support piece all link to each other with adjacent frame roof beam is fixed.
Compared with the prior art, the utility model discloses following beneficial effect has: when the frame beam is used, each frame beam is cast and molded, then is hoisted to a position to be installed one by one and is installed, and then two adjacent frame beams are fixedly connected by using the supporting piece and the oblique roof panel; the frame system is formed by the oblique roof boards, the supporting pieces and the frame beams, the stability and the safety of the structure can be effectively maintained, meanwhile, the oblique roof boards are convenient for rainwater to be discharged, and the risk of leakage caused by accumulated water is prevented.
Preferably, the frame beam comprises an upper chord beam and a lower chord beam which are sequentially and horizontally arranged from top to bottom and two frame columns which are fixedly connected between two ends of the upper chord beam and two ends of the lower chord beam in a one-to-one correspondence manner, a plurality of web members are fixedly installed between the upper chord beam and the lower chord beam along the vertical direction, the web members are uniformly distributed between the two frame columns, and two opposite surfaces of the oblique roof panel are fixedly connected with the upper chord beam and the adjacent lower chord beam in a one-to-one correspondence manner.
Preferably, each of the supporting members includes an oblique secondary beam disposed along the arrangement direction of the oblique roof panel and fixedly connected to the oblique roof panel, and a horizontal secondary beam horizontally and fixedly connected between the oblique secondary beam and the lower chord beam, and the horizontal secondary beam is fixedly connected to the adjacent lower chord beam.
Preferably, the top of the upper chord beam is of a slope structure, and the slope surface direction of the slope structure is the same as the slope surface direction of the oblique roof panel.
Preferably, the lowest part of the oblique roof panel of the truss girder plate unit at the tail end is fixedly connected with a drainage plate.
Preferably, the horizontal secondary beam and the oblique secondary beam are integrally formed to form a 'angle' type structure.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a right side view of fig. 1.
The numbers in the figures are in order: 1. a frame column; 2. a lower chord beam; 3. an upper chord beam; 4. oblique roof panels; 5. a horizontal secondary beam; 6. oblique secondary beam; 7. a web member; 8. a drainage plate.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:
as shown in fig. 1-2, the embodiment of the utility model provides a large-span prestressing force truss girder iron plate roof system on an empty stomach, including being linear a plurality of truss girder iron plate units that link to each other of syntropy is fixed in proper order, each truss girder iron plate unit all includes longitudinal arrangement's frame roof beam, fixed mounting be in slant roof boarding 4 and the fixed connection on frame roof beam one side upper portion a plurality of support piece between slant roof boarding 4 and the frame roof beam, 4 downward sloping of slant roof boarding arrange and be the acute angle with vertical direction's contained angle, a plurality of support piece is along the parallel equipartition of length direction of frame roof beam, slant roof boarding 4 and a plurality of support piece all with adjacent frame roof beam is fixed continuous.
When the frame beam is used, each frame beam is cast and molded, then is hoisted to a position to be installed one by one for installation, and then two adjacent frame beams are fixedly connected with the inclined roof panel 4 by using the supporting piece; the frame system is formed by the oblique roof plate 4, the supporting piece and the frame beam, the stability and the safety of the structure can be effectively maintained, meanwhile, the oblique roof plate 4 is convenient for rainwater to be discharged, and the risk of leakage caused by accumulated water is prevented.
As shown in fig. 2-3, according to another embodiment of the present invention, the large-span prestressed hollow truss girder slab roof system is further optimized for the frame girders included therein, the frame girders include an upper chord girder 3 and a lower chord girder 2 horizontally arranged from top to bottom in sequence and two frame columns 1 fixedly connected between two ends of the upper chord girder 3 and the lower chord girder 2 in a one-to-one correspondence manner, a plurality of web members 7 are fixedly installed between the upper chord girder 3 and the lower chord girder 2 in the vertical direction, the web members 7 are uniformly distributed between the two frame columns 1, and two opposite surfaces of the oblique roof panel 4 are fixedly connected with the upper chord girder 3 and the adjacent lower chord girder 2 in a one-to-one correspondence manner; because a plurality of openings are formed among the upper chord beam 3, the lower chord beam 2, the frame column 1 and the web members 7, the daylighting performance is enhanced, the available space is increased, the material can be saved, and the overall weight is reduced.
As shown in fig. 1-2, according to another embodiment of the present invention, the large-span prestressed hollow truss girder slab roof system is further optimized by the supporting members included therein, each of the supporting members includes an oblique secondary girder 6 disposed along the arrangement direction of the oblique roof slab 4 and fixedly connected to the oblique roof slab 4, and a horizontal secondary girder 5 horizontally and fixedly connected between the oblique secondary girder 6 and the lower chord girder 2, and the horizontal secondary girder 5 is fixedly connected to the adjacent lower chord girder 2; preferably, the horizontal secondary beam 5 and the oblique secondary beam 6 are integrally formed to form an angle structure, so as to ensure that the structure formed by the horizontal secondary beam 5 and the oblique secondary beam 6 and the structure formed by the oblique roof panel 4 and the upper chord beam 3 and the lower chord beam 2 are stable; the load of the oblique roof panel 4 is transmitted to the upper chord beam 3 and the lower chord beam 2 through the oblique secondary beam 6, and the lower chord beam 2 can offset the bending deformation generated at the bottom of the oblique roof panel under the load action during large-span construction, so that the safety and the applicability of the structure are maintained. Preferably, the top of the upper chord beam 3 is a slope structure, and the slope direction of the slope structure is the same as the slope direction of the oblique roof panel 4; the water flow is convenient to discharge after flowing to the oblique roof board 4 along the top of the upper chord beam 3.
As shown in fig. 2, according to another embodiment of the present invention, in the large-span prestressed open web truss girder roof system, preferably, the lowest portion of the oblique roof panel 4 of the truss girder slab unit located at the end is fixedly connected with a drainage plate 8; the water flow on the oblique roof board 4 is convenient to be guided down.
The utility model discloses an application principle does: when the utility model is used, the upper chord girder 3, the lower chord girder 2 and the web members 7 are poured into an integral frame girder by taking the frame column 1 as a support, then the horizontal secondary girder 5, the oblique secondary girder 6 and the oblique roof panel 4 are fixedly connected with two adjacent frame girders to maintain the stability of the frame girder, the load of the oblique roof panel 4 is transmitted to the upper chord girder 3 and the lower chord girder 2 through the oblique secondary girder 6, the lower chord girder 2 can offset the bending deformation generated at the bottom of the oblique roof girder under the load action during large-span construction, the crack generated at the bottom of the girder is prevented, and the safety and the applicability of the structure are maintained; meanwhile, a plurality of holes are formed among the upper chord beams 3, the lower chord beams 2, the frame columns 1 and the web members 7, so that the daylighting performance is enhanced, the available space is increased, materials are saved during construction, the overall weight is reduced, and the combined structure is combined with a prestress technology, so that the bending rigidity is high, the span length is longer, and the combined structure can be widely applied to structures such as large-span roofs; and the oblique roof board 4 is convenient for rainwater to be discharged, and leakage risk caused by roof ponding is prevented.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. The utility model provides a large-span prestressing force is truss girder iron sheet room cover system on an empty stomach, its characterized in that, including being linear in proper order a plurality of truss girder iron sheet units that the syntropy is fixed continuous, each truss girder iron sheet unit all includes longitudinal arrangement's frame roof beam, fixed mounting slant roof boarding (4) and fixed connection on frame roof beam one side upper portion a plurality of support piece between slant roof boarding (4) and the frame roof beam, slant roof boarding (4) downward sloping are arranged and are the acute angle with the contained angle of vertical direction, and are a plurality of support piece is along the parallel equipartition of length direction of frame roof beam, and slant roof boarding (4) and a plurality of support piece all link to each other with adjacent frame roof beam is fixed.
2. The large-span prestressed hollow truss girder slab roof system according to claim 1, wherein the frame girders comprise an upper chord girder (3) and a lower chord girder (2) which are horizontally arranged from top to bottom in sequence and two frame columns (1) which are fixedly connected between two ends of the upper chord girder (3) and the lower chord girder (2) in a one-to-one correspondence manner, a plurality of web members (7) are fixedly installed between the upper chord girder (3) and the lower chord girder (2) along a vertical direction, the web members (7) are uniformly distributed between the two frame columns (1), and two opposite surfaces of the oblique roof slabs (4) are fixedly connected with the upper chord girder (3) and the adjacent lower chord girder (2) in a one-to-one correspondence manner.
3. A large-span prestressed open web truss girder slab roof system as defined in claim 2, wherein each of said supporting members comprises an oblique secondary girder (6) disposed along the arrangement direction of the oblique roof slabs (4) and fixedly connected to the oblique roof slabs (4), and a horizontal secondary girder (5) horizontally and fixedly connected between the oblique secondary girder (6) and the lower chord girder (2), said horizontal secondary girder (5) being fixedly connected to the adjacent lower chord girder (2).
4. A large-span prestressed open web truss girder roof system as defined in claim 2, wherein the top of said upper chord girder (3) is a slope structure, and the slope direction of said slope structure is the same as the slope direction of the inclined roof plate (4).
5. A large-span prestressed open web truss girder roof system as defined in claim 1, wherein the lowermost portion of the diagonal roof panels (4) of said truss girder slab units at the end is fixedly connected with a flow guiding plate (8).
6. The large-span prestressed open web truss girder roof system as claimed in claim 3, wherein said horizontal secondary girders (5) and oblique secondary girders (6) are integrally formed to form an angle-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121315328.4U CN215167044U (en) | 2021-06-11 | 2021-06-11 | Large-span prestressed hollow truss beam plate roof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121315328.4U CN215167044U (en) | 2021-06-11 | 2021-06-11 | Large-span prestressed hollow truss beam plate roof system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215167044U true CN215167044U (en) | 2021-12-14 |
Family
ID=79390089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121315328.4U Expired - Fee Related CN215167044U (en) | 2021-06-11 | 2021-06-11 | Large-span prestressed hollow truss beam plate roof system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215167044U (en) |
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2021
- 2021-06-11 CN CN202121315328.4U patent/CN215167044U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |