CN213268605U - Steel bar support and raft foundation steel bar structure comprising same - Google Patents
Steel bar support and raft foundation steel bar structure comprising same Download PDFInfo
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- CN213268605U CN213268605U CN202021972369.6U CN202021972369U CN213268605U CN 213268605 U CN213268605 U CN 213268605U CN 202021972369 U CN202021972369 U CN 202021972369U CN 213268605 U CN213268605 U CN 213268605U
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Abstract
The utility model relates to a steel bar support and raft foundation steel bar structure comprising the same, wherein the steel bar support comprises a horizontal through long beam, the through long beam is connected with a plurality of stand columns, the stand columns are vertical, all the stand columns are arranged at intervals along the length direction of the through long beam and support the through long beam together, the bottom of the stand columns is connected with support steel bars vertical to the stand columns, and the support steel bars are vertical to the through long beam; all be connected with an oblique splice bar between the two adjacent stands, all oblique splice bars connect and are continuous undulation form, and the higher one end of oblique splice bar is connected in the top of the stand that corresponds so that rather than the oblique splice bar that the other end is adjacent and the crossbeam section that corresponds constitutes firm triangle-shaped. Raft foundation steel bar structure has adopted the steel bar support of special design after, sets up through a plurality of steel bar support parallel intervals, has propped upper reinforcing bar jointly, and the supporting effect is good, stability is high, and steel bar support's weight is reasonable, and it is all very convenient in migration and construction, does benefit to construction and reduction of erection time.
Description
Technical Field
The utility model belongs to the technical field of the basis in the fixed building, concretely relates to steel bar support and contain this steel bar support's raft foundation steel bar structure.
Background
At present, super high-rise buildings are more and more, and the super high-rise buildings inevitably put forward higher requirement to the thickness of raft foundation to guarantee the load bearing effect of foundation. Present raft foundation usually includes lower floor's reinforcing bar and upper reinforcing bar that are parallel to each other, separates and support upper reinforcing bar through the split heads muscle by steel bar support, also be exactly split heads muscle between lower floor's reinforcing bar and the upper reinforcing bar, and the concrete thick liquid is pour to steel bar structure completion construction back, solidifies back shaping raft foundation, all has related like CN 109183826A, CN 109183799A, CN 111364690A among the prior art. The split heads have various forms and good supporting effect, but have some defects, for example, some split heads are placed on the lower layer of steel bars and are welded and fixed with the lower layer of steel bars when in use, when the split heads have more steel bars, the welding points are too many, and the lower layer of steel bars serving as structural main bars are easy to be damaged; some steel bars are placed on the waterproof protective layer, stress points act on the waterproof protective layer, and the bottom of the steel bar (provided with support legs) easily damages the waterproof protective layer and affects the waterproof coiled material of the bottom plate in the construction process of the upper steel bar; in addition, when a single split heads muscle is used as the steel bar support of the high-thickness raft foundation, because the steel consumption of the high-thickness raft foundation is large, the split heads muscle is to bear the dead weight of the upper-layer steel bar, and the loads of constructors and construction equipment, the support stability of the split heads muscle is to be strengthened, and once the upper-layer steel bar is overturned, the face-layer steel bar can be deformed or collapsed, the structure quality and the personnel safety are influenced, and the split heads are not neglected. CN 204199316U among the prior art has adopted the structure of a shaped steel buttress to replace the split heads muscle commonly used in raft foundation of high thickness to reach stable, safe effect, nevertheless heavy, still single form, hoist and mount, the construction still has certain inconvenience.
Disclosure of Invention
The above-mentioned not enough to prior art, the to-be-solved technical problem of the utility model is to provide a steel bar support and contain this steel bar support's raft foundation steel bar structure, avoid the not high problem of the steel bar support stability of the raft foundation of high thickness, gain to support stable effectual, can prefabricate, the effect of weight reasonable, the construction of being convenient for.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the steel bar support comprises a horizontal through long beam, a plurality of stand columns are connected to the through long beam, the stand columns are vertical, all the stand columns are arranged at intervals along the length direction of the through long beam and support the through long beam together, the bottom of each stand column is connected with a support steel bar perpendicular to the stand column, and the support steel bar is also perpendicular to the through long beam; all be connected with an oblique splice bar between the adjacent two stands, all oblique splice bars end to end are continuous undulation, and the higher one end of oblique splice bar is connected in the top of the stand that corresponds so that the oblique splice bar that links to each other rather than the other end and the crossbeam section that corresponds constitute firm triangle-shaped.
Further perfecting the scheme, the distance between adjacent upright columns is 1.1-1.5 m.
Furthermore, the through long beam is made of angle steel, and the upright post, the support steel bar and the oblique connecting bar are made of steel bars and are fixedly connected with each other in a welding mode.
The utility model relates to a raft foundation steel bar structure, including lower floor's reinforcing bar and upper reinforcing bar, still be equipped with a plurality of foretell steel bar support between lower floor's reinforcing bar and the upper reinforcing bar, steel bar support links firmly on arranging lower floor's reinforcing bar in through the support reinforcing bar and with lower floor's reinforcement, and the parallel interval of all steel bar support sets up and supports upper reinforcing bar jointly through leading to long crossbeam.
Further, the distance between adjacent steel bar supports is 0.9-1.4 m.
Furthermore, an inclined support rib is arranged between the steel bar support and the lower layer of steel bars.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a raft foundation steel bar structure has adopted the steel bar support that special design used, adopts the parallel interval of a plurality of steel bar support to set up, has propped up the upper reinforcing bar jointly, and the supporting effect is good, stability is high, and steel bar support also can be prefabricated in advance, does not influence the time limit for a project, and steel bar support's weight is reasonable, and it is all more convenient in migration and construction, does benefit to construction and reduction of erection time.
Drawings
Fig. 1 is a schematic structural view of a reinforcing bar support according to an embodiment;
fig. 2 is a schematic structural view of a raft foundation rebar structure of a specific embodiment;
the steel bar support comprises a steel bar support 1, a through long beam 11, a stand column 12, support steel bars 13, oblique connecting bars 14, lower-layer steel bars 2, upper-layer steel bars 3 and oblique supporting bars 4.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1, the steel bar support of the embodiment includes a horizontal through-length beam 11, the through-length beam 11 is connected with a plurality of vertical columns 12, the vertical columns 12 are vertical, all the vertical columns 12 are arranged at intervals along the length direction of the through-length beam 11 and support the through-length beam 11 together, that is, the vertical columns 12 are all located below the through-length beam 11 and play a supporting role, the bottom of the vertical columns 12 is connected with support steel bars 13 perpendicular to the vertical columns, the support steel bars 13 are horizontal, and meanwhile, the support steel bars 13 are also perpendicular to the through-length beam 11; all be connected with an oblique splice bar 14 between two adjacent upright posts 12, all oblique splice bar 14 combinations are continuous undulation, and the higher one end of oblique splice bar 14 is connected in the top of the upright post 12 that corresponds the end, like this, its oblique splice bar 14 adjacent rather than lower one end and the crossbeam section that the top corresponds can constitute firm triangle-shaped, improve steel bar support 1's stability in use.
Wherein, the interval of adjacent stand 12 is 1.1-1.5 meters, and this embodiment selects 1.4 meters, guarantees intensity and does not waste again.
Wherein, lead to long crossbeam 11 and adopt equilateral angle steel L50 x 5, support reinforcing bar 13 and stand 12 adopt phi 28 plain steel muscle, and slant splice bar 14 adopts phi 12 plain steel muscle, and the welding links firmly each other, and is concrete, one side level of angle steel, the another side is vertical downwards, and the top of stand 12 is connected in the reentrant corner side of angle steel so that support the upper reinforcing bar through the upper surface on the horizontal limit of angle steel. In implementation, the support steel bars 13 can be replaced by support steel plates, so that the area can be increased.
The steel bar support 1 of this embodiment can be used for supporting upper reinforcing bar in raft foundation steel bar structure, adopts the setting of 1 parallel interval of a plurality of steel bar support, supports upper reinforcing bar jointly, and the supporting effect is good, stability is high, and steel bar support 1 also can be prefabricated in advance, does not influence the time limit for a project, and steel bar support 1's weight is reasonable, all compares in migration and construction conveniently (length is controlled by oneself, can coplane and connect long the use), does benefit to construction and reduction of erection time.
Please refer to fig. 2, the utility model also provides a raft foundation steel bar structure, including lower floor's reinforcing bar 2 and upper reinforcing bar 3, still be equipped with a plurality of foretell steel bar support 1 between lower floor's reinforcing bar 2 and the upper reinforcing bar 3, steel bar support 1 is arranged in on lower floor's reinforcing bar 2 and is linked firmly with 2 ligatures of lower floor's reinforcing bar through support reinforcing bar 13, specifically for fixed with support reinforcing bar 13 and the steel bar ligature of lower floor's reinforcing bar 2 through the steel wire, 1 parallel interval of all steel bar support sets up and supports upper reinforcing bar 3 jointly through leading to long crossbeam 11.
Wherein, the interval of adjacent steel bar support 1 is 0.9-1.4 meters, and this embodiment selects 1.2 meters, can effectively ensure support stability.
Wherein, can also set up slant brace rod 4 between steel bar bracket 1 and lower floor's reinforcing bar 2 in order to further improve support stability.
During the use, the load that steel bar support 1 bore includes dead weight, constructor and the construction equipment load of upper reinforcing bar 3. The material of the steel bar support 1 is determined according to the space between the upper and lower steel bars 2 and the load, and can also be made of other materials such as section steel.
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. Steel bar support, its characterized in that: the support device comprises a horizontal through long beam, wherein a plurality of stand columns are connected to the through long beam, the stand columns are vertical, all the stand columns are arranged at intervals along the length direction of the through long beam and support the through long beam together, the bottom of each stand column is connected with a support steel bar perpendicular to the stand column, and the support steel bar is also perpendicular to the through long beam; all be connected with an oblique splice bar between the two adjacent stands, all oblique splice bars connect and are continuous undulation, and the higher one end of oblique splice bar is connected in the top of the stand that corresponds so that rather than the oblique splice bar that the other end is adjacent and the crossbeam section that corresponds constitutes firm triangle-shaped.
2. The rebar bracket of claim 1, wherein: the distance between adjacent upright columns is 1.1-1.5 m.
3. A reinforcement bar support according to claim 1 or 2, wherein: the through long beam is made of angle steel, the upright post is made of optical round steel bars and the oblique connecting bars are welded and fixedly connected with each other.
4. The utility model provides a raft foundation steel bar structure, includes lower floor's reinforcing bar and upper reinforcing bar, its characterized in that: a plurality of steel bar supports according to any one of claims 1 to 3 are further arranged between the lower layer steel bars and the upper layer steel bars, the steel bar supports are placed on the lower layer steel bars through support steel bars and are fixedly connected with the lower layer steel bars in a binding mode, and all the steel bar supports are arranged in parallel at intervals and support the upper layer steel bars through the through long cross beams.
5. A raft foundation rebar structure according to claim 4, wherein: the distance between adjacent steel bar supports is 0.9-1.4 m.
6. A raft foundation rebar structure according to claim 4, wherein: an oblique supporting rib is arranged between the steel bar support and the lower layer of steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021972369.6U CN213268605U (en) | 2020-09-10 | 2020-09-10 | Steel bar support and raft foundation steel bar structure comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021972369.6U CN213268605U (en) | 2020-09-10 | 2020-09-10 | Steel bar support and raft foundation steel bar structure comprising same |
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| CN213268605U true CN213268605U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021972369.6U Active CN213268605U (en) | 2020-09-10 | 2020-09-10 | Steel bar support and raft foundation steel bar structure comprising same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863578A (en) * | 2021-09-07 | 2021-12-31 | 中国建筑第八工程局有限公司 | Basement exterior wall vertical steel bar fixing device and method for installing steel bars by using same |
| CN114673187A (en) * | 2022-04-22 | 2022-06-28 | 中建四局第一建设有限公司 | Raft plate steel bar support construction method |
-
2020
- 2020-09-10 CN CN202021972369.6U patent/CN213268605U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863578A (en) * | 2021-09-07 | 2021-12-31 | 中国建筑第八工程局有限公司 | Basement exterior wall vertical steel bar fixing device and method for installing steel bars by using same |
| CN113863578B (en) * | 2021-09-07 | 2023-07-25 | 中国建筑第八工程局有限公司 | Basement outer wall vertical steel bar fixing device and method for installing steel bars by using device |
| CN114673187A (en) * | 2022-04-22 | 2022-06-28 | 中建四局第一建设有限公司 | Raft plate steel bar support construction method |
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