CN217027116U - Enclose purlin linkage unit - Google Patents
Enclose purlin linkage unit Download PDFInfo
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- CN217027116U CN217027116U CN202122936788.5U CN202122936788U CN217027116U CN 217027116 U CN217027116 U CN 217027116U CN 202122936788 U CN202122936788 U CN 202122936788U CN 217027116 U CN217027116 U CN 217027116U
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Abstract
The utility model discloses a surrounding purlin connecting unit, which comprises: the first cover plate, the second cover plate, two I-steel, two ring flanges and two L-shaped right angle cover plates, one side of two I-steel respectively with one side fixed connection of first cover plate, the opposite side of two I-steel respectively with one side fixed connection of second cover plate, two L-shaped right angle cover plates set up in the both ends of the opposite side of second cover plate, the one end of first cover plate, the one end of second cover plate, the one end of two I-steel all is connected with a ring flange, the other end of first cover plate, the other end of second cover plate, the other end of two I-steel all is connected with another ring flange, two L-shaped right angle cover plates are connected with two ring flanges respectively. By applying the utility model, the enclosing purlin connecting units are connected through the flange plates, so that the enclosing purlins are quickly assembled and disassembled, the construction efficiency is improved, the enclosing purlin connecting units with different lengths are made, the construction method can adapt to different construction environments, the cutting is not needed, the material waste is avoided, and the construction cost is reduced.
Description
Technical Field
The utility model relates to the technical field of foundation pit supporting, in particular to an enclosing purlin connecting unit.
Background
Foundation pit engineering is comparatively common engineering in building engineering, and the steel shotcrete such as enclosing purlin is usually adopted as supporting construction in current foundation pit excavation construction. Because the size of foundation ditch is great, the size of enclosing the purlin receives the restriction in aspects such as preparation, transportation, storage can't satisfy the requirement of strutting of some special foundation ditches, encloses the purlin and need realize the concatenation through connected modes such as steel sheet welding, but the higher and welding quality of cost of labor of welding concatenation is unstable, can't guarantee to enclose stability between the purlin, not only leads to the engineering progress slow, also influences the whole atress performance who encloses the purlin. Meanwhile, the enclosing purlin and the steel plate are seriously damaged after being detached, and cannot be repeatedly used, so that the material is not favorably circulated, and the construction cost is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve the above problems, an object of the present invention is to provide a purlin connecting unit, including:
the novel bearing comprises a first cover plate, a second cover plate, two I-shaped steels, two flange plates and two L-shaped right-angle cover plates, wherein one sides of the two I-shaped steels are fixedly connected with one side of the first cover plate respectively, the other sides of the two I-shaped steels are fixedly connected with one side of the second cover plate respectively, the two L-shaped right-angle cover plates are arranged at two ends of the other side of the second cover plate, one end of the first cover plate, one end of the second cover plate and one end of the two I-shaped steels are connected with one flange plate, the other end of the first cover plate, the other end of the second cover plate and the other ends of the two I-shaped steels are connected with the other flange plate, and the two L-shaped right-angle cover plates are connected with the two flange plates respectively.
In another preferred embodiment, two first hole sets are disposed on one side of each L-shaped right-angle cover plate close to the second cover plate, and the two first hole sets are disposed at two ends of one side of the second cover plate respectively.
In another preferred embodiment, each first hole group comprises a plurality of first bolt holes, the first bolt holes are sequentially arranged along the length direction of the second cover plate, a first positioning bolt is installed in each first bolt hole, and each first positioning bolt is sequentially arranged through the L-shaped right-angle cover plate, the second cover plate and the i-shaped steel.
In another preferred embodiment, the method further comprises: the first right-angle triangular plates are respectively arranged on one side, away from the web plate of the two I-shaped steels relatively, the first right-angle triangular plates are respectively connected with the two flange plates, the second right-angle triangular plates are respectively arranged at the included angle of the two L-shaped right-angle cover plates, and the right-angle edge of each second right-angle triangular plate is respectively fixedly connected with the two plate body parts of one L-shaped right-angle cover plate.
In another preferred embodiment, the reinforcing plate is arranged along the length direction of the first cover plate, the reinforcing plate is vertically arranged between the first cover plate and the second cover plate, the reinforcing plate is connected with a flange plate, and the reinforcing plate is arranged between the two I-shaped steels.
In another preferred embodiment, the second cover plate is provided with an opening, the L-shaped right-angle cover plate is covered on the opening, and the reinforcing plate is connected with the L-shaped right-angle cover plate through the opening.
In another preferred embodiment, the flange is a rectangular plate-shaped structure, and the flange is provided with second bolt holes arranged in a rectangular array.
In another preferred embodiment, the method further comprises: the stiffening ribs are respectively arranged on one side, away from the web plates of the two I-shaped steels relatively, the length direction of each stiffening rib is perpendicular to that of the I-shaped steel, and each stiffening rib is connected with two opposite sides of the first cover plate and the second cover plate.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following positive effects: by applying the utility model, the enclosing purlin connecting units are connected through the flange plates, so that the enclosing purlins can be quickly assembled and disassembled, the construction efficiency is improved, the enclosing purlin connecting units with different lengths are formulated, the method can adapt to different construction environments, the cutting is not needed, the material waste is avoided, and the construction cost is reduced.
Drawings
Fig. 1 is a schematic structural view of a purlin connecting unit according to the present invention;
FIG. 2 is a partial cross-sectional view of a purlin connector unit of the present invention;
FIG. 3 is a partial top view of a purlin connector unit of the present invention;
fig. 4 is a schematic view of an L-shaped right-angle cover plate of a purlin connecting unit of the present invention;
fig. 5 is a partial schematic view of a purlin connecting unit of the present invention.
In the drawings: 1. a first cover plate; 2. a second cover plate; 3. i-shaped steel; 4. a flange plate; 5. an L-shaped right-angle cover plate; 6. a first right-angle triangle; 7. a second right-angle triangle; 8. a reinforcing plate; 9. a stiffening rib; 10. a first bolt hole; 11. a second bolt hole; 12. and (4) opening.
Detailed Description
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 to 5, there is shown a purlin connecting unit of a preferred embodiment, including:
the novel flange plate comprises a first cover plate 1, a second cover plate 2, two I-beams 3, two flange plates 4 and two L-shaped right-angle cover plates 5, wherein one sides of the two I-beams 3 are fixedly connected with one side of the first cover plate 1 respectively, the other sides of the two I-beams 3 are fixedly connected with one side of the second cover plate 2 respectively, the two L-shaped right-angle cover plates 5 are arranged at two ends of the other side of the second cover plate 2, one end of the first cover plate 1, one end of the second cover plate 2 and one end of the two I-beams 3 are connected with one flange plate 4 respectively, the other end of the first cover plate 1, the other end of the second cover plate 2 and the other end of the two I-beams 3 are connected with the other flange plate 4 respectively, and the two L-shaped right-angle cover plates 5 are connected with the two flange plates 4 respectively.
In the in-service use process, first apron 1, second apron 2 and two I-steel 3 form one through welded connection and enclose purlin linkage unit, according to actual need length, will a plurality of purlin linkage units that enclose and couple together, enclose two and adopt the bolt to carry out fixed connection through ring flange 4 between the purlin linkage unit, during the dismantlement, demolish two bolt that enclose between the purlin linkage unit can.
Further, as a preferred embodiment, two first hole sets are disposed on one side of each L-shaped right-angle cover plate 5 close to the second cover plate 2, and the two first hole sets are disposed at two ends of one side of the second cover plate 2, respectively.
Further, as a preferred embodiment, each first hole group includes a plurality of first bolt holes 10, the plurality of first bolt holes 10 are sequentially arranged along the length direction of the second cover plate 2, a first positioning bolt is installed in each first bolt hole 10, and each first positioning bolt sequentially penetrates through the L-shaped right-angle cover plate 5, the second cover plate 2 and the i-steel 3.
Further, as a preferred embodiment, the method further comprises: a plurality of first right-angle set squares 6 and a plurality of second right-angle set squares 7, a plurality of first right-angle set squares 6 set up respectively on the one side that the web of two I-steel 3 was kept away from relatively, a plurality of first right-angle set squares 6 are connected with two ring flanges 4 respectively, a plurality of second right-angle set squares 7 set up respectively in the contained angle department of two L shape right angle apron 5, the right-angle side of each second right-angle set square 7 respectively with two plate body portion fixed connection of an L shape right angle apron 5.
Further, as a preferred embodiment, still include a reinforcing plate 8, reinforcing plate 8 sets up along the length direction of first apron 1, and reinforcing plate 8 sets up perpendicularly between first apron 1 and second apron 2, and reinforcing plate 8 is connected with a ring flange 4, and reinforcing plate 8 sets up between two I-steel 3.
Further, as a preferred embodiment, the second cover plate 2 is provided with an opening 12, the L-shaped right-angle cover plate 5 is covered on the opening 12, and the reinforcing plate 8 is connected with the L-shaped right-angle cover plate 5 through the opening 12.
Further, as a preferred embodiment, a plurality of threaded holes are formed in the joint of the L-shaped right-angle cover plate 5 and the reinforcing plate 8 along the length direction of the second cover plate 2, and the L-shaped right-angle cover plate 5 and the reinforcing plate 8 are connected through bolts, so that the disassembly is convenient.
Further, as a preferred embodiment, the flange plate 4 is a rectangular plate-shaped structure, and the flange plate 4 is provided with second bolt holes 11 arranged in a rectangular array.
Further, as a preferred embodiment, the method further comprises: the stiffening ribs 9 are arranged on one side, far away from the web plate of the two I-shaped steels 3 relatively, of each stiffening rib 9, the length direction of each stiffening rib 9 is perpendicular to the length direction of the I-shaped steels 3, and each stiffening rib 9 is connected with two opposite sides of the first cover plate 1 and the second cover plate 2.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the utility model, a fixing plate is arranged at the joint of the two surrounding purlin connecting units, the fixing plate is arranged on one side, away from the I-steel 3, of the first cover plate 1, the first cover plate 1 is connected with the fixing plate through bolts, and the fixing plate is connected with the first cover plates 1 of the two surrounding purlin connecting units, so that the stability of the structure is enhanced.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (8)
1. A purlin linkage unit, comprising: the novel bearing comprises a first cover plate, a second cover plate, two I-shaped steels, two flange plates and two L-shaped right-angle cover plates, wherein one sides of the I-shaped steels are fixedly connected with one sides of the first cover plate respectively, the other sides of the I-shaped steels are fixedly connected with one sides of the second cover plate respectively, the two L-shaped right-angle cover plates are arranged at two ends of the other side of the second cover plate, one end of the first cover plate, one end of the second cover plate and one end of the two I-shaped steels are connected with one flange plate, the other end of the first cover plate, the other end of the second cover plate and the other ends of the two I-shaped steels are connected with the other flange plate, and the two L-shaped right-angle cover plates are connected with the two flange plates respectively.
2. The purlin connecting unit of claim 1, wherein each of the L-shaped right-angle cover plates has two first hole sets disposed at two ends of one side of the second cover plate.
3. The purlin connecting unit of claim 2, wherein each of the first hole sets comprises a plurality of first bolt holes, the plurality of first bolt holes are sequentially arranged along a length direction of the second cover plate, a first positioning bolt is installed in each of the first bolt holes, and each of the first positioning bolts sequentially penetrates through the L-shaped right-angle cover plate, the second cover plate and the i-shaped steel.
4. Purlin connection unit according to claim 1, further comprising: a plurality of first right-angle set squares and a plurality of second right-angle set squares, it is a plurality of first right-angle set squares set up respectively in two on the one side that the web of I-steel was kept away from relatively, it is a plurality of first right-angle set squares respectively with two the ring flange is connected, and is a plurality of second right-angle set squares set up respectively in two the contained angle department of L shape right angle apron, each the right-angle side of second right-angle set squares respectively with one two plate body portion fixed connection of L shape right angle apron.
5. The purlin connecting unit of claim 1, further comprising a reinforcing plate disposed along a length direction of the first cover plate, wherein the reinforcing plate is vertically disposed between the first cover plate and the second cover plate, the reinforcing plate is connected to one of the flanges, and the reinforcing plate is disposed between two of the i-beams.
6. Purlin connecting unit according to claim 5, wherein said second cover plate is provided with an opening, said L-shaped right-angled cover plate is placed over said opening, and said reinforcing plate is connected to said L-shaped right-angled cover plate through said opening.
7. The purlin connecting unit of claim 1, wherein the flange is of a rectangular plate-shaped structure, and second bolt holes arranged in a rectangular array are formed in the flange.
8. Purlin connection unit according to claim 1, further comprising: the stiffening ribs are arranged on one side, away from the web plate of the I-shaped steel relatively, of each stiffening rib, the length direction of each stiffening rib is perpendicular to that of the I-shaped steel, and each stiffening rib is connected with two opposite sides of the first cover plate and the second cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122936788.5U CN217027116U (en) | 2021-11-26 | 2021-11-26 | Enclose purlin linkage unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122936788.5U CN217027116U (en) | 2021-11-26 | 2021-11-26 | Enclose purlin linkage unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217027116U true CN217027116U (en) | 2022-07-22 |
Family
ID=82442103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122936788.5U Active CN217027116U (en) | 2021-11-26 | 2021-11-26 | Enclose purlin linkage unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217027116U (en) |
-
2021
- 2021-11-26 CN CN202122936788.5U patent/CN217027116U/en active Active
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