CN212561623U - Turnover post-cast strip support-changing force transmission device - Google Patents
Turnover post-cast strip support-changing force transmission device Download PDFInfo
- Publication number
- CN212561623U CN212561623U CN202020805546.5U CN202020805546U CN212561623U CN 212561623 U CN212561623 U CN 212561623U CN 202020805546 U CN202020805546 U CN 202020805546U CN 212561623 U CN212561623 U CN 212561623U
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- post
- roof beam
- cast strip
- transmission device
- strength bolt
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Abstract
The utility model provides a can have enough to meet need post-cast strip and trade and prop power transmission device, include the power transmission beam and the high-strength bolt of being connected with the major structure roof beam that can dismantle the shaped steel bracket, be connected with the bracket, be connected shaped steel bracket and major structure roof beam, power transmission beam through the high-strength bolt, constitute post-cast strip and trade and prop power transmission device. The utility model discloses a post-cast strip trades props force transfer device through pre-buried high strength bolt, will pass the roof beam top that main structure roof beam, bracket were arranged in to the power roof beam, and the post-cast strip of adaptable different cross-section main structure roof beam trades the condition of propping power of propping, compares in traditional pre-buried shaped steel trade in the structure roof beam and props the power transmission mode, and this device adopts bolted connection, has and to dismantle turnover used repeatedly, strong adaptability, easy and simple to handle high efficiency and saving cost's advantage.
Description
Technical Field
The utility model belongs to the technical field of the construction, a post-cast strip power transmission device is related to, specifically is a post-cast strip that can have enough to meet the need trades and props power transmission device.
Background
In recent years, with the rapid development of the economy of China, the construction of high-rise and super high-rise buildings is actively carried out. In order to fully use the planned land of the building, the requirement on the underground space is increasingly greater, and an underground garage, an underground mall civil air defense facility and the like are indispensable parts for a high-rise building, and a post-cast belt force transmission device is required to be arranged in the construction process of a deep foundation pit of the underground space in order to meet the quality safety construction requirement.
In the construction engineering, a cast-in-place pile (diaphragm wall) and an inner support are generally arranged in the deep foundation pit engineering to form a foundation pit enclosure system, and before the inner support is dismantled, the construction of a permanent structure is completed and a continuous force transmission effect is formed, so that a force transmission device is arranged in a post-cast strip of the permanent structure for replacing the support, and the safety of the deep foundation pit engineering is ensured. However, the conventional force transfer device for the post-cast strip is usually formed by embedding section steel at the post-cast strip of the structural beam, for example, the "force transfer device for the post-cast strip of the basement" (patent No. 201320115095.2) in chinese patent includes two i-beams and steel plates, the two i-beams are respectively and symmetrically embedded in a main beam along the post-cast strip of the basement main structure, and each i-beam is partially embedded in the main beam and partially exposed at the post-cast strip, and the two i-beams exposed at the post-cast strip are respectively welded with one steel plate at the upper and lower parts thereof to connect the two i-beams into a whole. The mode of embedding the section steel in the structural beam not only has low installation speed, but also influences the binding quality of the reinforcing steel of the structural beam, is disposable and has no turnover property, thereby increasing the engineering cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a can have enough to meet need not exist in the above-mentioned current construction, the post-cast strip that recycles trades and props power transmission device, when satisfying post-cast strip power transmission effect, still possesses the advantage that the installation is convenient, can have enough to meet the need, is a novel post-cast strip power transmission device who practices thrift engineering cost.
The utility model discloses a realize through following technical scheme:
the utility model provides a can have enough to meet need post-cast strip and trade and prop force transfer device, includes two brackets, biography power roof beam and a plurality of high strength bolt, two brackets symmetry respectively set up on the roof beam of the major structure roof beam of following post-cast strip department both sides, and can dismantle through high strength bolt and major structure roof beam and be connected, it sets up between two brackets to pass the power roof beam to can dismantle with the side of two brackets respectively through setting up the high strength bolt at both ends about passing the power roof beam and be connected the formation and can have enough to meet need the post-cast strip and trade and prop force transfer device.
In the technical scheme, the bracket comprises a lower base plate, a plurality of rib plates, a back plate and an upper cover plate, wherein the rib plates are arranged on the surface of the lower base plate at equal intervals, the vertical edges of the rib plates are fixed on the back plate, the bottom edge of the back plate is connected with one side edge of the lower base plate, and the upper cover plate is fixedly arranged at the tops of the rib plates.
Preferably, the width of the top of each rib plate is smaller than that of the bottom of each rib plate, and a plurality of first threaded holes used for connecting high-strength bolts are formed in the lower bottom plate and the back plate and between two adjacent rib plates.
In the technical scheme, the force transfer beam is H-shaped steel, two end sealing plates are arranged at the left end and the right end of the H-shaped steel respectively, each end sealing plate is provided with a second threaded hole corresponding to the position of the first threaded hole in the back plate, and the force transfer beam is detachably connected with the bracket through the first threaded hole, the second threaded hole and the high-strength bolt.
Among the above-mentioned technical scheme, the high strength bolt that is used for connecting bracket and major structure roof beam is pre-buried in the major structure roof beam.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a can have enough to meet need post-cast strip and trade and prop force transmission device, fix the shaped steel corbel detachably on the main structure roof beam of the post-cast strip department that needs to trade and prop the power transmission through the high strength bolt, and then connect the shaped steel power transmission roof beam detachably between two corbels through the high strength bolt, so set up, can realize the reuse of corbel and power transmission roof beam; meanwhile, the bracket and the force transmission beam are arranged on the beam top of the main structure beam, so that the force transmission device can adapt to post-pouring belt support change of different beam sections, and compared with the traditional mode of embedding section steel in the structure beam, the utility model discloses a turnover post-pouring belt support change force transmission device, the whole device has the advantages of strong adaptability, turnover and repeated use and multiple turnover times through bolt connection; and simultaneously, for the disposable power transmission device of tradition, the utility model discloses a power transmission device can effectively practice thrift engineering cost, and simple installation, can obviously accelerate the construction progress.
Drawings
Fig. 1 is the utility model discloses a can have enough to meet need post-cast strip and trade and prop the spatial structure sketch map of power transmission device.
Fig. 2 is the utility model discloses a can have enough to meet need post-cast strip and trade and prop the front view of power transmission device.
Fig. 3 is a front cross-sectional view of the turnover post-cast strip support-changing force transmission device.
Fig. 4 is the utility model discloses can have enough to meet need post-cast strip and trade the bracket structure sketch map that props force transfer device.
Fig. 5 is the utility model discloses can have enough to meet need post-cast strip and trade and prop the biography power roof beam structure sketch map of force transfer device.
Shown in the figure:
1-a bracket, 11-a lower bottom plate, 12-a rib plate, 13-a back plate, 14-an upper cover plate, 15-a first threaded hole, 2-a force transfer beam, 21-H section steel, 22-a head plate, 23-a second threaded hole, 3-a high-strength bolt, 4-a post-cast strip and 5-a main structure beam; a is the width of the main structure beam 5, b is the width of the post-cast strip 4, c is the length of the transfer beam 2, and d is the length of the lower bottom plate 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.
As shown in fig. 1-3, this embodiment provides a can have enough to meet need post-cast strip and trade and prop force transfer device, including two brackets 1, biography power roof beam 2 and a plurality of high strength bolt 3, two brackets 1 symmetry respectively set up on the roof beam of main structure roof beam 5 along 4 both sides of post-cast strip, and can dismantle with main structure roof beam 5 through high strength bolt 3 and be connected, biography power roof beam 2 sets up between two brackets 1 to can dismantle with the side of two brackets 1 respectively through the high strength bolt 3 that sets up at both ends about biography power roof beam 2 and be connected formation can have enough to meet need post-cast strip and trade and prop force transfer device.
When the turnover post-cast strip support-replacing force transmission device provided by the embodiment is specifically implemented, as shown in fig. 4, the corbel 1 comprises a lower bottom plate 11, a plurality of rib plates 12, a back plate 13 and an upper cover plate 14, the number of the rib plates 12 is 3 in the embodiment, the number of the rib plates 12 can be properly adjusted according to actual stress requirements in actual engineering, the 3 rib plates 12 are arranged on the surface of the lower bottom plate 11 at equal intervals, the vertical edges of the rib plates 12 are fixed on the back plate 13, the bottom edge of the back plate 13 is connected with one side edge of the lower bottom plate 11, and the upper cover plate 14 is fixedly arranged at the tops of the plurality of rib plates 12.
Further preferably, the width of the top of the rib plate 12 is smaller than that of the bottom, that is, the side edge of the rib plate 12 away from the back plate 13 is a bevel edge, and the arrangement is in consideration of the stress requirement and the beauty of the corbel.
Specifically, a plurality of first threaded holes 15 for connecting the high-strength bolt 3 are formed in the lower base plate 11 and the back plate 13 and between two adjacent rib plates 12, and in this embodiment, 3 first threaded holes 15 are formed in the lower base plate 11 and the back plate 13 and between two adjacent rib plates 12.
Correspondingly, as shown in fig. 5, the force transfer beam 2 is an H-shaped steel 21, two end sealing plates 22 are respectively arranged at the left end and the right end of the H-shaped steel 21, each end sealing plate 22 is provided with 3 second threaded holes 23 corresponding to the positions of the first threaded holes 15 on the back plate 13, and the force transfer beam 2 is detachably connected between the two corbels 1 through the first threaded holes 15, the second threaded holes 23 and the high-strength bolts 3.
Specifically, as shown in fig. 3, the high-strength bolt 3 for connecting the bracket 1 and the main structure beam 5 is pre-embedded in the main structure beam 5 in advance, and after the position of the bracket 1 is determined, the high-strength bolt 3 is used for detachably connecting the bracket 1 to the beam top of the main structure beam 5 through the first threaded hole 15.
Meanwhile, the embodiment also comprises a manufacturing and installing method of the turnover post-cast strip support-replacing force transmission device, the method is to adopt profile steel to manufacture the bracket 1 and the force transmission beam 2, the bracket 1 and the force transmission beam 2 are detachably connected on the beam top of the main structure beam 5 along the two sides of the post-cast strip 4 through the high-strength bolt 3, and the method comprises the following specific steps:
s1, determining the length C of the transfer beam 2 according to the width b of the transfer post-cast strip 4 needing to be replaced, for example, in the embodiment, the main structure beams 5 are located on two sides of the post-cast strip 4, the width of each main structure beam 5 is a, the width of each post-cast strip 4 is b, the length of the transfer beam 2 is C, C is larger than or equal to b +1000mm, in the embodiment, the width b of the post-cast strip 4 is 800mm, and the length C of the transfer beam 2 is 1800 mm;
s2, manufacturing a transfer beam 2 and a bracket 1;
as shown in fig. 4, the corbel 1 comprises a lower base plate 11, a plurality of rib plates 12, a back plate 13 and an upper cover plate 14, wherein the plurality of rib plates 12 are arranged on the surface of the lower base plate 11 at equal intervals, the vertical edges of the rib plates 12 are fixed on the back plate 13, the bottom edge of the back plate 13 is connected with one side edge of the lower base plate 11, the upper cover plate 14 is fixedly arranged at the tops of the plurality of rib plates 12, a plurality of first threaded holes 15 for connecting high-strength bolts 3 are formed in the lower base plate 11 and the back plate 13 and between two adjacent rib plates 12, and the length d of the lower base plate 11 is 400mm in the embodiment;
as shown in fig. 5, the force transfer beam 2 is an H-shaped steel 21, two end sealing plates 22 are respectively arranged at the left end and the right end of the H-shaped steel 21, each end sealing plate 22 is provided with a second threaded hole 23 corresponding to the position of the first threaded hole 15 on the back plate 13, and the force transfer beam 2 and the corbel 1 are detachably connected together through the first threaded hole 15, the second threaded hole 23 and the high-strength bolt 3;
s3, connecting the bracket 1 and the transfer beam 2 together through the high-strength bolt 3 pre-embedded in the main structure beam 5 to form a turnover post-cast strip support-changing transfer device;
s4, after the post-cast strip 4 is built again, the bracket 1 and the force transfer beam 2 are disassembled by disassembling the high-strength bolt 3 and transferred to the next post-cast strip 4 needing to be subjected to force transfer, the bracket 1 and the force transfer beam 2 are assembled by the high-strength bolt 3 again to form a force transfer device for the replacement and support, and after the inspection and acceptance are qualified, the high-strength bolt is used, the construction requirements are met, and the high-strength bolt can be recycled by analogy.
To sum up, the post-cast strip that can have enough to meet need trades props force transfer device that this embodiment provided includes the shaped steel bracket of dismantling be connected with the major structure roof beam, with the biography power roof beam and the high-strength bolt of bracket connection, through high-strength bolt with the shaped steel bracket with major structure roof beam, pass power roof beam and be connected, forms the post-cast strip and trades and prop force transfer device. Through pre-buried high strength bolt, arrange body construction roof beam in with biography power roof beam, bracket, the post-cast strip of adaptable different cross-section roof beams trades the circumstances of propping the biography power, compares in the traditional pre-buried shaped steel and props the biography power mode of trading in the structure roof beam, and this device adopts bolted connection, has and to dismantle turnover used repeatedly, strong adaptability, the easy and simple to handle efficient advantage.
The parts not described in the specification are prior art or common general knowledge. The present embodiment is only used for illustrating the present invention, and is not used to limit the scope of the present invention, and modifications such as equivalent replacement made by those skilled in the art to the present invention are all considered to fall within the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a can have enough to meet need post-cast strip and trade and prop force transmission device which characterized in that: including two brackets (1), biography power roof beam (2) and a plurality of high strength bolt (3), two brackets (1) symmetry respectively set up on the roof beam of main structure roof beam (5) along post-cast strip (4) department both sides, and can dismantle with main structure roof beam (5) through high strength bolt (3) and be connected, biography power roof beam (2) set up between two brackets (1) to can dismantle with the side of two brackets (1) respectively through setting up high strength bolt (3) at both ends about biography power roof beam (2) and be connected the formation and can have enough to meet the need post-cast strip and trade and prop power transmission device.
2. The force transmission device capable of transferring the post-pouring belt of claim 1, wherein: the bracket (1) comprises a lower bottom plate (11), rib plates (12), a back plate (13) and an upper cover plate (14), wherein the number of the rib plates (12) is multiple, the rib plates (12) are arranged on the surface of the lower bottom plate (11) at equal intervals, the vertical edges of the rib plates (12) are fixed on the back plate (13), the bottom edge of the back plate (13) is connected with one side edge of the lower bottom plate (11), and the upper cover plate (14) is fixedly arranged at the tops of the rib plates (12).
3. The force transmission device capable of transferring the post-pouring belt of claim 2, wherein: the width of the top of the rib plate (12) is smaller than that of the bottom.
4. The force transmission device capable of transferring the post-pouring belt of claim 3, wherein: and a plurality of first threaded holes (15) for connecting the high-strength bolts (3) are formed in the lower bottom plate (11) and the back plate (13) and between two adjacent rib plates (12).
5. The force transmission device capable of transferring the post-pouring belt of claim 4, wherein: the power transmission beam (2) is H-shaped steel (21), two ends of the H-shaped steel (21) are respectively provided with an end sealing plate (22), each end sealing plate (22) is provided with a second threaded hole (23) corresponding to a first threaded hole (15) located on the back plate (13), and the power transmission beam (2) is detachably connected with the bracket (1) through the first threaded hole (15), the second threaded hole (23) and the high-strength bolt (3).
6. The force transmission device capable of transferring the post-pouring belt of claim 1, wherein: the high-strength bolt (3) for connecting the bracket (1) and the main structure beam (5) is embedded in the main structure beam (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020805546.5U CN212561623U (en) | 2020-05-15 | 2020-05-15 | Turnover post-cast strip support-changing force transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020805546.5U CN212561623U (en) | 2020-05-15 | 2020-05-15 | Turnover post-cast strip support-changing force transmission device |
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| Publication Number | Publication Date |
|---|---|
| CN212561623U true CN212561623U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020805546.5U Expired - Fee Related CN212561623U (en) | 2020-05-15 | 2020-05-15 | Turnover post-cast strip support-changing force transmission device |
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| CN (1) | CN212561623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021228189A1 (en) * | 2020-05-15 | 2021-11-18 | 中建三局第三建设工程有限责任公司 | Reusable post-cast strip support replacement force transfer device and construction method therefor |
-
2020
- 2020-05-15 CN CN202020805546.5U patent/CN212561623U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021228189A1 (en) * | 2020-05-15 | 2021-11-18 | 中建三局第三建设工程有限责任公司 | Reusable post-cast strip support replacement force transfer device and construction method therefor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 Termination date: 20210515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |