CN215167046U - Upper chord local sinking roof truss of densely arranged bamboo strip web members - Google Patents
Upper chord local sinking roof truss of densely arranged bamboo strip web members Download PDFInfo
- Publication number
- CN215167046U CN215167046U CN202121087043.XU CN202121087043U CN215167046U CN 215167046 U CN215167046 U CN 215167046U CN 202121087043 U CN202121087043 U CN 202121087043U CN 215167046 U CN215167046 U CN 215167046U
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- Prior art keywords
- batten
- bamboo
- roof truss
- flitch
- upper chord
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- Expired - Fee Related
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 97
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 97
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 97
- 239000011425 bamboo Substances 0.000 title claims abstract description 96
- 241001330002 Bambuseae Species 0.000 title claims abstract description 95
- 239000012634 fragment Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 11
- 241000771208 Buchanania arborescens Species 0.000 abstract description 4
- 230000002457 bidirectional effect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract 1
- 239000002023 wood Substances 0.000 description 3
- 241000209128 Bambusa Species 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model relates to a roof truss that sinks is partially put to last string of close-packed bamboo strip web member belongs to the building engineering technology field. The utility model comprises a light wood roof truss and bidirectional densely arranged bamboo strips; the wooden roof truss is formed by connecting a lower chord batten, an upper chord batten, a vertical keel batten and a sinking batten through wooden nails, and original bamboo purlins are placed through grooves formed by the disconnected upper chord batten, the vertical batten and the sinking batten. The densely arranged bamboo strips are arranged in a two-way parallel to the upper chord batten and are connected with the roof truss battens by air nails. The utility model discloses a mode that the quarter flitch part sinks to form the recess goes up places former bamboo purlin in the roof truss recess for all there is the restraint on former bamboo purlin two directions in the roof truss plane, has solved former bamboo purlin and roof truss joint construction complicacy, and is not at same elevation scheduling problem with last quarter. The bidirectional densely arranged bamboo skin strips enhance the overall rigidity of the roof truss and improve the anti-seismic performance.
Description
Technical Field
The utility model relates to a roof truss that partially sinks of last quarter of close-packed bamboo strip web member is applicable to the pitched roof building that uses former bamboo as the purlin, belongs to building engineering technical field.
Background
The bamboo wood is a traditional rural building material, has the characteristics of ecological environment protection, short growth cycle, sufficient resources, low cost and the like, and is widely applied to rural buildings in China. At present, the problem of connection joints between raw bamboos and roof trusses generally exists in buildings using the raw bamboos as main bearing members of roofs, the binding connection reliability is low, and the sleeve connection cost is overhigh. Therefore, the roof truss which can be connected with the original bamboo purline safely and reliably and has low cost needs to be developed urgently.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide an upper chord local sinking roof truss of a densely arranged bamboo batten web member, a light wood roof truss provides a laying groove for an original bamboo purlin through a local sinking structure of an upper chord batten, so that the original bamboo purlin is restrained in two directions in the plane of the roof truss, and the problems that the original bamboo purlin is complex in connection structure with the roof truss, is not at the same elevation with the upper chord and the like are solved; the web members of the bidirectional densely-arranged bamboo split strips enhance the overall rigidity of the roof truss and improve the anti-seismic performance.
The technical scheme of the utility model is that: a roof truss with locally sunken upper chords of densely arranged bamboo batten web members comprises lower chord battens, upper chord battens, vertical keel battens, sunken battens and original bamboo purlins.
The lower end of each vertical keel batten is connected with the lower chord batten, a timber nail is nailed into each vertical keel batten from the lower end of each lower chord batten, every two vertical keel battens are grouped, a sunken batten is arranged between every two vertical keel battens, the sunken battens are connected with the vertical keel battens to form a placement platform for placing raw bamboo purlins, an upper chord batten is arranged between each vertical keel batten in each group and the vertical keel battens of adjacent groups, one end of the upper chord batten on the outermost side is arranged on the vertical keel battens, the other end of the upper chord batten is arranged on the lower chord battens, the upper chord battens are connected with the vertical keel battens, the upper chord battens, the sunken battens and the vertical keel battens jointly form grooves for placing the raw bamboo purlins, and the raw bamboo purlins are placed in the grooves.
Bamboo batten web members are arranged on one side or two sides of the roof truss, and the bamboo batten web members 7 can be arranged on one side or two sides. The web members of the bamboo strips are parallel to the upper chord batten and are arranged in two directions, and the web members of the bamboo strips are connected with the batten on the roof truss through air nails.
The number of groups of the vertical keel battens is equal to the number of the original bamboo purlines, and the distance between every two groups of the vertical keel battens is larger than the diameter of the original bamboo purlines.
The distance between the sunken batten and the top of the upper chord batten is determined by the diameter of the original bamboo purline, so that the original bamboo purline and the upper chord batten are positioned in the same plane.
The utility model discloses a light-duty wooden house frame and two-way close-packed bamboo thin bamboo strips used for weaving, wooden house frame are by last quarter flitch, and vertical fossil fragments flitch and the flitch that sinks are formed through the dowel connection, and through the last quarter flitch of disconnection, former bamboo purlin is placed to the recess that vertical flitch and the flitch that sinks formed. The densely arranged bamboo strips are arranged in a two-way parallel to the upper chord batten and are connected with the roof truss battens by air nails. The utility model discloses a mode that the quarter flitch part sinks to form the recess goes up places former bamboo purlin in the roof truss recess for all there is the restraint on former bamboo purlin two directions in the roof truss plane, has solved former bamboo purlin and roof truss joint construction complicacy, and is not at same elevation scheduling problem with last quarter. The bidirectional densely arranged bamboo skin strips enhance the overall rigidity of the roof truss and improve the anti-seismic performance. Meanwhile, the roof truss is made of bamboo and wood, green and environment-friendly, low in manufacturing cost, capable of being prefabricated in a factory and assembled on site, and capable of improving construction speed.
The utility model has the advantages that:
1. the utility model discloses a structure that the local sinkage of last quarter flitch is for former bamboo purlin provides to shelve the recess for former bamboo purlin all has the restraint in two directions in the roof truss plane, promotes the reliability that cylinder purlin and roof truss are connected.
2. The utility model provides an former bamboo purlin complicated with roof truss joint construction, not at same elevation scheduling problem with last string.
3. The utility model discloses use two-way close row thin bamboo strips used for weaving strip web member to strengthen the bulk rigidity of roof truss, promote anti-seismic performance.
4. The utility model discloses a construction method uses prefabricated assembled, and the workman can install after training, has improved the efficiency of construction, is favorable to former bamboo structure building further to be promoted.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a front view of the present invention in a level of construction;
FIG. 3 is a level diagram of the light wood skeleton of the present invention;
FIG. 4 is a level elevation view of the light wood skeleton structure of the present invention;
FIG. 5 is a schematic view of the structure level (rear view) of the present invention;
FIG. 6 is a schematic view of the original bamboo purlin of the present invention replaced with an original bamboo purlin with a combined cross section;
FIG. 7 is a schematic view of the roof construction of the present invention;
figure 8 is a front view of the roof construction of the present invention.
In the figure: 1-lower-chord batten, 2-upper-chord batten, 3-vertical keel batten, 4-lower-dip batten, 5-timber nail, 6-raw bamboo purlin, 7-bamboo web member, 8-raw bamboo water-flowing strip, 9-transverse rafter, 10-roof boarding, 11-waterproof coiled material, 12-asphalt shingle and 13-combined-section raw bamboo purlin.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Example 1: as shown in fig. 3-4, the upper chord local sinking roof truss of the densely arranged bamboo batten web members comprises a lower chord batten 1, an upper chord batten 2, a vertical keel batten 3, a sinking batten 4 and an original bamboo purlin 6.
The lower end of each vertical keel batten 3 is connected with the lower chord batten 1, the nails 5 are nailed into the vertical keel battens 3 from the lower end of the lower chord batten 1, every two vertical keel battens 3 are grouped, the sunken battens 4 are arranged between every two vertical keel battens 3, the sunken battens 4 are connected with the vertical keel battens 3 through the nails 5 to form a shelving platform for placing raw bamboo purlins 6, the upper chord battens 2 are arranged between the vertical keel battens 3 in every group and the vertical keel battens 3 of the adjacent group, one end of the upper chord batten 2 on the outermost side is arranged on the vertical keel battens 3, the other end of the upper chord batten 2 is arranged on the lower chord batten 1, the upper chord batten 2 is connected with the vertical keel battens 3 through the nails 5, the upper chord 2, the sunken battens 4 and the vertical keel battens 3 form a groove for shelving the raw bamboo purlins 6 together, and the raw bamboo purlins 6 are placed in the groove.
As shown in fig. 1, 2 and 5, the bamboo batten web members 7 are arranged on one side or two sides of the roof truss, and the bamboo batten web members 7 can be arranged on one side or two sides. The web members 7 of the bamboo split strips are parallel to the upper chord batten 2 and are arranged in two directions. The bamboo split strip web members 7 are connected with the wood square on the roof truss through air nails.
The number of the groups of the vertical keel battens 3 is equal to that of the original bamboo purlines 6, and the distance between every two groups of the vertical keel battens 3 is larger than the diameter of the original bamboo purlines 6.
The distance between the sunken batten 4 and the top of the upper chord batten 2 is determined by the diameter of the original bamboo purline 6, so that the original bamboo purline 6 and the upper chord batten 2 are positioned in the same plane.
As shown in fig. 6, without the original bamboo purlins 6 of the appropriate diameter, the original bamboo purlins 13 of combined cross-section may be substituted.
When the vertical keel batten 3 is used, the length of the lower chord batten 1 and the height of a roof truss are determined according to design, and the number and the interval of the vertical keel battens 3 are determined according to the number and the diameter of the original bamboo purlins 6. And cutting the vertical keel batten 3 and the upper chord batten 2 according to the design. The lower end of the vertical keel batten 3 is connected with the lower chord batten 1 through a wooden nail 5, and the wooden nail 5 is nailed into the vertical keel batten 3 from the lower chord batten 1 upwards. And then nailing a sunken batten 4 into each group of vertical keel battens 3. And finally, connecting the disconnected upper chord battens 2 with each group of adjacent vertical keel battens 3.
After the sinking roof truss part is installed, a first layer of densely arranged bamboo batten web members 7 is carried out, the bamboo batten web members 7 are arranged in parallel to the upper chord battens 2 of the roof truss, and the parts in contact with the battens of the roof truss are connected through air nails. The mode of the web members 7 of the densely arranged bamboo strips of the second layer is the same as that of the first layer, and the arrangement direction of the web members is parallel to the upper chord batten 2 on the other side, so that the web members 7 of the two layers of bamboo strips are overlapped in an X shape. And finally, cutting the redundant parts of the mounted bamboo strip web members 7 and the parts covering the laying grooves. And finishing the manufacture of the upper chord local sinking roof truss of the densely arranged bamboo strip web members, and then carrying out installation and the next construction.
As shown in fig. 7-8, a roof construction method of a roof truss with a locally sunken upper chord of closely-spaced bamboo batten web members comprises the locally sunken upper chord of the closely-spaced bamboo batten web members, raw bamboo battens 8, transverse rafters 9, roof boarding 10 and felt tiles 12.
When the roof truss fixing device is used, the well-made roof truss is installed and positioned, and the original bamboo purlines 6 are placed in the sinking grooves of the roof truss and fixed through air nails. The raw bamboo water flowing strips 8 are arranged on the raw bamboo purlines 6, and the raw bamboo water flowing strips 8 and the raw bamboo purlines 6 can be connected by nails, binding or lantern rings. And finally, paving transverse rafters 9, roof boarding 10, waterproof coiled materials 11 and asphalt felt tiles 12 on the raw bamboo water-guiding strips 8 in sequence.
The present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit and scope of the present invention by those skilled in the art.
Claims (4)
1. The utility model provides a roof truss that sinks is partially tied up to last chord of close row bamboo splint web member which characterized in that: the wood-like structure comprises a lower-chord batten (1), an upper-chord batten (2), a vertical keel batten (3), a sunken batten (4) and a raw bamboo purline (6); vertical fossil fragments flitch (3) lower extreme is connected with lower chord flitch (1), two liang of vertical fossil fragments flitch (3) are in groups, be provided with down flitch (4) between every vertical fossil fragments flitch of group (3), it is connected with vertical fossil fragments flitch (3) to sink flitch (4), install last quarter flitch (2) between vertical fossil fragments flitch (3) of vertical fossil fragments flitch in every group and rather than adjacent group, it is connected with vertical fossil fragments flitch (3) to go up quarter flitch (2), it forms the recess of shelving former bamboo purlin (6) jointly to sink flitch (4) and vertical fossil fragments flitch (3), former bamboo purlin (6) are placed in the recess.
2. The upper chord local subsidence roof truss of closely packed bamboo batten web member of claim 1, characterized in that: bamboo splint web members (7) are arranged on one side or two sides of the roof truss, and the bamboo splint web members (7) are parallel to the upper chord batten (2) and are arranged in two directions.
3. The upper chord local subsidence roof truss of closely packed bamboo batten web member of claim 1, characterized in that: the number of the groups of the vertical keel battens (3) is equal to that of the original bamboo purlines (6), and the distance between every two groups of the vertical keel battens (3) is larger than the diameter of the original bamboo purlines (6).
4. The upper chord local subsidence roof truss of closely packed bamboo batten web member of claim 1, characterized in that: the distance between the sinking batten (4) and the top of the upper chord batten (2) is determined by the diameter of the original bamboo purline (6), so that the original bamboo purline (6) and the upper chord batten (2) are positioned in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087043.XU CN215167046U (en) | 2021-05-20 | 2021-05-20 | Upper chord local sinking roof truss of densely arranged bamboo strip web members |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087043.XU CN215167046U (en) | 2021-05-20 | 2021-05-20 | Upper chord local sinking roof truss of densely arranged bamboo strip web members |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215167046U true CN215167046U (en) | 2021-12-14 |
Family
ID=79373905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121087043.XU Expired - Fee Related CN215167046U (en) | 2021-05-20 | 2021-05-20 | Upper chord local sinking roof truss of densely arranged bamboo strip web members |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215167046U (en) |
-
2021
- 2021-05-20 CN CN202121087043.XU patent/CN215167046U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20211214 |