CN203487673U - Precast lattice girder floor structure - Google Patents
Precast lattice girder floor structure Download PDFInfo
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- CN203487673U CN203487673U CN201320540785.2U CN201320540785U CN203487673U CN 203487673 U CN203487673 U CN 203487673U CN 201320540785 U CN201320540785 U CN 201320540785U CN 203487673 U CN203487673 U CN 203487673U
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- lattice girder
- prefabricated lattice
- piecemeal
- prefabricated
- floor structure
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Abstract
The utility model relates to a precast lattice girder floor structure which comprises supporting columns and lattice girder whole blocks arranged on the supporting columns. A plurality of precast lattice girder branch blocks are spliced to form each lattice girder whole block, a plurality of lattice girders are arranged in each precast lattice girder branch block in a crisscross manner, and every two adjacent precast lattice girder branch blocks are connected through connecting components. By the aid of the structure, a lattice girder structure of a production core area is decomposed in a modularized manner, and various precast lattice girder branch blocks are produced in an industrialized manner in advance before construction and then transported to a site for assembly and construction, namely, each single precast lattice girder branch block is mounted on site, so that branched lattice girders are connected into the lattice girder whole blocks in a proper connecting joint mode. By the aid of the novel precast lattice girder floor structure, manufacturing and assembling efficiency is improved, and manpower and construction cost are saved.
Description
Technical field
The utility model relates to a kind of lattice girder structure, particularly the prefabricated lattice girder floor structure in a kind of construction applications of electronic factory building.
Background technology
At present, the mode of the common on-the-spot cast-in-situ concrete of mode of construction of domestic electronic factory building completes construction, for completing fast the construction of factory building, in work progress, conventionally to drop into a large amount of manpower and materials, easily drop into the operating personnel of thousands of meters, the steel pipe frame material of tens thousand of tons, the template flitch of tens thousand of square meters drops into.The construction of each electronics factory building will consume great social resources, and electronics factory building cycle of founding the factory is shorter, just will certainly cause a large amount of wastings of resources, and particularly the low turnover of wooden form is used, and has caused a large amount of lumber consumptions.And along with the in-depth gradually of this phenomenon under domestic construction industry rural migrant worker's in short supply and quality, make to adopt traditional cast-in-place mode build electronic factory building very uneconomical and quality be also difficult to obtain guarantee.
Particularly the core space of such electronics factory building, consists of cancellate beam conventionally, and adjacent lattice spacing is very little, beam section is larger, and this just makes this clathrate girder construction adopt traditional cast-in-place mode by difficulty very, and will consume a large amount of manpower and materials.
Utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of prior art, provides a kind of manufacture, assembling speed is fast, efficiency is high, the prefabricated lattice girder floor structure that labor productivity is high.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of prefabricated lattice girder floor structure, comprise support column, and the lattice girder monoblock on setting and support column, described lattice girder monoblock is spliced by several prefabricated lattice girder piecemeals, in each prefabricated lattice girder piecemeal, be provided with several lattice girders all crisscrossly, between described adjacent two prefabricated lattice girder piecemeals, by connecting elements, connect.
Preferably, described connecting elements comprises the bolt connecting hole hole that is arranged at prefabricated lattice girder piecemeal side, and the bolt connecting hole hole on adjacent two prefabricated lattice girder piecemeals is bolted.Adopt such structure, can to each prefabricated lattice girder piecemeal, carry out dismantled and assembled connection easily, service speed is fast, and efficiency is high, and connection reliability is good.
Preferably, on the thickness direction of prefabricated lattice girder piecemeal, described bolt connecting hole hole is arranged at prefabricated lattice girder piecemeal top.
Preferably, the seam crossing between adjacent two prefabricated lattice girder piecemeals is filled with concrete.Adopt such structure, be more conducive to promote the bulk strength of lattice girder monoblock.
Preferably, described prefabricated lattice girder piecemeal is matrix and arranges, the joint of four prefabricated lattice girder piecemeals is provided with connected node, each prefabricated lattice girder piecemeal is provided with longitudinal, horizontal two threads at connected node place, adjacent two longitudinally or between horizontal thread are provided with screw shell.Adopt such structure, be more conducive to the prefabricated lattice girder piecemeal of monolithic to be connected to become the floor structure with globality, this floor structure can be used as Electronics Factory's room core space floor.
Concrete, pre-buried when prefabricated lattice girder piecemeal is produced on long filament buckle, before lattice girder lifting, to equally the reinforced bar straight thread sleeve of angular direction be screwed into, after having lifted, when adopting torque spanner that straight screw sleeve is oppositely back-outed to screw thread, be screwed into the lattice girder screw thread being adjacent;
Preferably, the seam crossing of described connected node is filled with concrete.
Preferably, on described prefabricated lattice girder piecemeal, be provided with anchoring piece, the concrete anchoring that described anchoring piece is filled the seam crossing of prefabricated lattice girder piecemeal and connected node.Adopt such structure, be more conducive to promote the bulk strength of lattice girder monoblock.
Preferably, on the thickness direction of prefabricated lattice girder piecemeal, described anchoring piece is arranged at the bottom of prefabricated lattice girder piecemeal, and described thread is arranged at the top of prefabricated lattice girder piecemeal.Adopt such structure, when guaranteeing to arrange bonding strength, be more conducive to keep lattice girder monoblock upper and lower uniform stressed to connect, promote the reliability connecting, syndeton layout is more reasonable.
Preferably, described prefabricated lattice girder piecemeal is enclosed and is formed six rectangular openings by crisscross lattice girder.
Preferably, described prefabricated lattice girder piecemeal is enclosed and is formed 24 rectangular openings by crisscross lattice girder.
Compared with prior art, the beneficial effects of the utility model are: adopt such structure, the lattice girder structure of this production core space is carried out to modular decomposition, each prefabricated lattice girder piecemeal all carries out in advance the production of batch production before construction, construction is assembled at the scene that is transported to again, that is: the prefabricated lattice girder piecemeal of prefabricated monolithic being carried out to scene installs, and adopt appropriate connected node mode to make the lattice girder of each piecemeal be linked to be lattice girder monoblock, not only improve the efficiency of manufacture, assembling, and saved manpower and construction cost.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of a kind of embodiment of prefabricated lattice girder piecemeal in the utility model;
Fig. 3 is the another kind of embodiment structural representation of planting prefabricated lattice girder piecemeal in the utility model;
Fig. 4 is adjacent two structural representations that prefabricated lattice girder piecemeal connects by connecting elements in the utility model;
Fig. 5 is the structural representation that in the utility model, prefabricated lattice girder piecemeal docks side and threaded connection hole;
Fig. 6 is the syndeton schematic diagram at the connected node place between four prefabricated lattice girder piecemeals in the utility model;
Fig. 7 is the local enlarged diagram of A part in Fig. 6;
Fig. 8 is the vertical cross-sectional at connected node place;
Mark in figure: support column-1; Lattice girder monoblock-2; Prefabricated lattice girder piecemeal-3; Lattice girder-4; Connecting elements-5; Bolt connecting hole hole-5a; Bolt-5b; Concrete-6; Connected node-7; Thread-8; Screw shell-9; Anchoring piece-10; Rectangular opening-11.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment of the present utility model is not limited to following examples, within the various variations of making under the prerequisite that does not depart from the utility model aim all belong to protection domain of the present utility model.
As shown in Figures 1 to 8, prefabricated lattice girder 4 floor structures of the present embodiment, comprise support column 1, and the lattice girder monoblock 2 on setting and support column 1, lattice girder monoblock 2 is spliced by several prefabricated lattice girder piecemeals 3, interior several lattice girders 4 that is provided with of each prefabricated lattice girder piecemeal 3 connect by connecting elements 5 between adjacent two prefabricated lattice girder piecemeals 3 all crisscrossly.
In the present embodiment, prefabricated lattice girder piecemeal 3 is comprised of six holes, two kinds, 24 hole structure, specifically sees referring to Fig. 2 and Fig. 3, and a kind of prefabricated lattice girder piecemeal 3 is enclosed and formed six rectangular openings 11 by crisscross lattice girder 4; Another kind of prefabricated lattice girder piecemeal 3 is enclosed and is formed 24 rectangular openings 11 by crisscross lattice girder 4.
As shown in Figure 4, Figure 5, in the present embodiment, connecting elements 5 between adjacent two prefabricated lattice girder piecemeals 3 comprises the bolt connecting hole hole 5a that is arranged at prefabricated lattice girder piecemeal 3 sides, and the bolt connecting hole hole 5a on adjacent two prefabricated lattice girder piecemeals 3 connects by bolt 5b.Adopt such structure, can to each prefabricated lattice girder piecemeal 3, carry out dismantled and assembled connection easily, service speed is fast, efficiency is high, and connection reliability is good, and, on the thickness direction of prefabricated lattice girder piecemeal 3, bolt connecting hole hole 5a is arranged at prefabricated lattice girder piecemeal 3 tops, and the seam crossing between adjacent two prefabricated lattice girder piecemeals 3 is filled with concrete 6, is more conducive to promote the bulk strength of lattice girder monoblock 2.
As shown in Figure 6, Figure 7, in the present embodiment, prefabricated lattice girder piecemeal 3 is matrix and arranges, the joint of four prefabricated lattice girder piecemeals 3 is provided with connected node 7, each prefabricated lattice girder piecemeal 3 is provided with longitudinal, horizontal two threads 8 at connected node 7 places, adjacent two longitudinally or between horizontal threads 8 are provided with screw shell 9, in order to improve integrated connection intensity, at the seam crossing of connected node 7, are filled with concrete 6.
Concrete manufacture, the assembling mode of said structure are as follows: on pre-buried when prefabricated lattice girder piecemeal 3 is produced, long filament is buckled, before lattice girder 4 liftings, to equally the reinforced bar straight thread sleeve 9 of angular direction be screwed into, after having lifted, when adopting torque spanner that straight screw sleeve 9 is oppositely back-outed to screw thread, be screwed into lattice girder 4 screw threads that are adjacent.
As shown in Figure 8, in order to promote the bulk strength of lattice girder monoblock 2, on prefabricated lattice girder piecemeal 3, be provided with anchoring piece 10, concrete 6 anchorings that anchoring piece 10 is filled prefabricated lattice girder piecemeal 3 and the seam crossing of connected node 7; In order to keep lattice girder monoblock 2 upper and lower uniform stresseds connect and make syndeton layout more reasonable, on the thickness direction of prefabricated lattice girder piecemeal 3, anchoring piece 10 is arranged at the bottom of prefabricated lattice girder piecemeal 3, and thread 8 is arranged at the top of prefabricated lattice girder piecemeal 3.
Adopt said structure, the lattice girder of this production core space 4 structures are carried out to modular decomposition, each prefabricated lattice girder piecemeal 3 all carries out in advance the production of batch production before construction, construction is assembled at the scene that is transported to again, that is: the prefabricated lattice girder piecemeal 3 of prefabricated monolithic being carried out to scene installs, and adopt appropriate connected node 7 modes to make the lattice girder 4 of each piecemeal be linked to be lattice girder monoblock 2, these novel lattice girder 4 floor structures, not only improve the efficiency of manufacture, assembling, and saved manpower and construction cost.
The utility model is not limited to the aforesaid specific embodiment.The utility model expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (10)
1. a prefabricated lattice girder floor structure, comprise support column, and the lattice girder monoblock on setting and support column, it is characterized in that: described lattice girder monoblock is spliced by several prefabricated lattice girder piecemeals, in each prefabricated lattice girder piecemeal, be provided with several lattice girders all crisscrossly, between described adjacent two prefabricated lattice girder piecemeals, by connecting elements, connect.
2. prefabricated lattice girder floor structure according to claim 1, is characterized in that: described connecting elements comprises the bolt connecting hole hole that is arranged at prefabricated lattice girder piecemeal side, and the bolt connecting hole hole on adjacent two prefabricated lattice girder piecemeals is bolted.
3. prefabricated lattice girder floor structure according to claim 2, is characterized in that: on the thickness direction of prefabricated lattice girder piecemeal, described bolt connecting hole hole is arranged at prefabricated lattice girder piecemeal top.
4. prefabricated lattice girder floor structure according to claim 2, is characterized in that: the seam crossing between adjacent two prefabricated lattice girder piecemeals is filled with concrete.
5. prefabricated lattice girder floor structure according to claim 1, it is characterized in that: described prefabricated lattice girder piecemeal is matrix and arranges, the joint of four prefabricated lattice girder piecemeals is provided with connected node, each prefabricated lattice girder piecemeal is provided with longitudinal, horizontal two threads at connected node place, adjacent two longitudinally or between horizontal thread are provided with screw shell.
6. prefabricated lattice girder floor structure according to claim 5, is characterized in that: the seam crossing of described connected node is filled with concrete.
7. prefabricated lattice girder floor structure according to claim 6, is characterized in that: on described prefabricated lattice girder piecemeal, be provided with anchoring piece, the concrete anchoring that described anchoring piece is filled the seam crossing of prefabricated lattice girder piecemeal and connected node.
8. prefabricated lattice girder floor structure according to claim 7, is characterized in that: on the thickness direction of prefabricated lattice girder piecemeal, described anchoring piece is arranged at the bottom of prefabricated lattice girder piecemeal, and described thread is arranged at the top of prefabricated lattice girder piecemeal.
9. prefabricated lattice girder floor structure according to claim 1, is characterized in that: described prefabricated lattice girder piecemeal is enclosed and formed six rectangular openings by crisscross lattice girder.
10. prefabricated lattice girder floor structure according to claim 1, is characterized in that: described prefabricated lattice girder piecemeal is enclosed and formed 24 rectangular openings by crisscross lattice girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540785.2U CN203487673U (en) | 2013-09-02 | 2013-09-02 | Precast lattice girder floor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540785.2U CN203487673U (en) | 2013-09-02 | 2013-09-02 | Precast lattice girder floor structure |
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| Publication Number | Publication Date |
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| CN203487673U true CN203487673U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320540785.2U Expired - Fee Related CN203487673U (en) | 2013-09-02 | 2013-09-02 | Precast lattice girder floor structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452216A (en) * | 2013-09-02 | 2013-12-18 | 中建一局集团建设发展有限公司 | Floor structure of precast lattice beam |
-
2013
- 2013-09-02 CN CN201320540785.2U patent/CN203487673U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452216A (en) * | 2013-09-02 | 2013-12-18 | 中建一局集团建设发展有限公司 | Floor structure of precast lattice beam |
| CN103452216B (en) * | 2013-09-02 | 2015-08-05 | 中建一局集团建设发展有限公司 | A kind of floor structure of precast lattice beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Song Yu Inventor after: Qi Zhiyu Inventor after: Ma Tao Inventor after: Hou Bencai Inventor after: Wei Jian Inventor after: Cao Zhiyu Inventor after: Liu Yingqi Inventor after: Li Hao Inventor after: Wang Dongfeng Inventor after: Guo Ning Inventor after: Yin Shuo Inventor after: Wang Hongwei Inventor after: Liu Yu Inventor after: Li Shuai Inventor after: Zhou Guoliang Inventor before: Song Yu Inventor before: Qi Zhiyu Inventor before: Ma Tao Inventor before: Hou Bencai Inventor before: Wei Jian Inventor before: Cao Zhiyu Inventor before: Li Hao Inventor before: Wang Dongfeng Inventor before: Guo Ning Inventor before: Yin Shuo Inventor before: Wang Hongwei Inventor before: Liu Yu Inventor before: Li Shuai Inventor before: Zhou Guoliang |
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| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160804 Address after: 100102 Beijing City, Chaoyang District Road No. 17 building, Wanghua Patentee after: CHINA CONSTRUCTION FIRST DIVISION GROUP CONSTRUCTION & DEVELOPMENT Co.,Ltd. Patentee after: Samsung construction (Shanghai) Co.,Ltd. Address before: 100102 Beijing City, Chaoyang District Road No. 17 building, Wanghua Patentee before: CHINA CONSTRUCTION FIRST DIVISION GROUP CONSTRUCTION & DEVELOPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 |