CN206706799U - A kind of large-scale raft foundation split heads - Google Patents

Abstract

A kind of large-scale raft foundation split heads, belongs to raft board supporting structure technical field.Including spaced more root posts（4）, column（4）The upper beam on top（8）And diagonal brace（6）, it is characterised in that：Also include middle part link, middle part link is horizontally disposed with, middle part link and column（4）Middle part is fixedly connected, the diagonal brace（6）It is provided only on the adjacent column in outside（4）Between.Middle part link is provided with the middle part of the column of this large-scale raft foundation split heads, so as to only set diagonal brace to ensure its intensity between adjacent column merely on outer side, caused concentrfated load and side force are small in work progress, enhance the resistance to overturning in the construction of raft plate, reduce amount of reinforcement, construction cost is reduced, improves raft foundation efficiency of construction.

Description

A kind of large-scale raft foundation split heads

Technical field

A kind of large-scale raft foundation split heads, belongs to raft board supporting structure technical field.

Background technology

In the construction of large-scale raft foundation, amount of reinforcement is big, and easily produce in work progress larger side force and Load, resistance to overturning is poor, easily causes and laterally caves in, using traditional raft foundation split heads construction method amount of reinforcement Greatly, welding engineering amount is big, and resistance to overturning is poor, and synchronization job face is small, operation inconvenience, long construction period.To ensure raft plate base Resistance to overturning when plinth is constructed, while amount of reinforcement is reduced, convenient operation and shortening construction period, it need to design a kind of new Large-scale raft foundation split heads.

The content of the invention

The technical problems to be solved in the utility model is：Overcome the deficiencies in the prior art, there is provided a kind of amount of reinforcement is few, behaviour The large-scale raft foundation split heads that work is convenient, short construction period and resistance to overturning are good.

Technical scheme is used by the utility model solves its technical problem：The large-scale raft foundation split heads, including The upper beam and diagonal brace of more root posts, column top every setting, it is characterised in that：Also include middle part link, middle part Link is horizontally disposed with, and is fixedly connected in the middle part of middle part link and column, the diagonal brace be provided only on the adjacent column in outside it Between.

Preferably, described middle part link includes horizontal lateral connection beam and longitudinally connected beam, between lateral connection beam Every being connected provided with more and with column, longitudinally connected beam is also interval with more and is connected with column, lateral connection beam and Longitudinally connected beam is vertical.

Preferably, described lateral connection beam and longitudinally connected beam are angle steel.

Preferably, the column described in more is arranged at intervals, and is fixedly connected into cuboid framework with upper beam, and diagonal brace is only It is arranged between the column on frame right angle summit and column adjacent thereto.

Preferably, the upper end of described diagonal brace is connected with the column top positioned at frame right angle summit, and lower end is stood with another The bottom of post is fixedly connected.

Preferably, described column is I-steel, and upper beam is channel-section steel.

Preferably, the lower end of described column is fixed with base, and base is horizontally disposed with, and is corresponded with column.

Preferably, it is mutually perpendicular to per the adjacent base.

Preferably, described base is channel-section steel.

Compared with prior art, beneficial effect possessed by the utility model is：

1st, be provided with middle part link in the middle part of the column of this large-scale raft foundation split heads, so that only adjacent column merely on outer side Between set diagonal brace to ensure its intensity, caused concentrfated load is small with side force in work progress, enhances raft plate and constructs In resistance to overturning, reduce amount of reinforcement, reduce construction cost, improve raft foundation efficiency of construction.

2nd, lateral connection beam and longitudinally connected beam are angle steel, and difficulty of construction is low, and cost is relatively low, and tensile capacity is strong, whole Body stability is high.

3rd, diagonal brace sets and is tightly arranged between the column on frame right angle summit and column adjacent thereto, reduces steel Timber-used amount, reduce the weight of large-scale raft foundation split heads.

4th, upper beam is channel-section steel, and resistance to overturning is high；Column is I-steel, and difficulty of construction is low, and spacing is big, cost compared with It is low, and stability is high, deform very little, bending resistance, it is anti-incline it is very strong.

5th, vertical per two adjacent bases, welding is easy, and welding capacity is small, and cost is relatively low, good economy performance, and stability It is good.

Brief description of the drawings

Fig. 1 is the schematic perspective view of large-scale raft foundation.

Fig. 2 is the partial enlarged drawing at A in Fig. 1.

Fig. 3 is the partial enlarged drawing at B in Fig. 1.

In figure：1st, lower placing of reinforcement frame 2, middle part reinforced frame 3, upper placing of reinforcement frame 4, column 5, lateral connection beam 6th, diagonal brace 7, base 8, upper beam 9, longitudinally connected beam.

Embodiment

Fig. 1 ~ 3 are most preferred embodiments of the present utility model, and 1 ~ 3 pair of the utility model is done furtherly below in conjunction with the accompanying drawings It is bright.

A kind of large-scale raft foundation split heads, including spaced more root posts 4, the top of column 4 upper beam 8 and Diagonal brace 6, in addition to middle part link, middle part link are horizontally disposed with, and middle part link is fixedly connected with the middle part of column 4, diagonal brace 6 It is provided only between the adjacent column 4 in outside.The middle part of column 4 of this large-scale raft foundation split heads is provided with middle part link, so as to Only set merely on outer side between adjacent column 4 diagonal brace 6 can ensure its intensity, reinforcing bar hang during caused concentrfated load It is small with side force, the resistance to overturning in the construction of raft plate is enhanced, reduces amount of reinforcement, reduces construction cost, improve Raft foundation efficiency of construction.

Specifically：As shown in Figure 1 and 2：Column 4 selects I-steel, and is 1.5m per the adjacent spacing of column 4, and column 4 selects With I-steel, difficulty of construction is low, and can increase the spacing of column 4, and cost is relatively low, and stability is high, and deformation is small, bending resistance, It is anti-incline it is very strong.Column 4 is connected with upper beam 8, so as to form rectangular frame.

Diagonal brace 6 is arranged between the column 4 of frame right angle apex and column 4 adjacent thereto.Diagonal brace 6 is close to framework One end of column 4 at right-angled apices high skewed, the upper end of diagonal brace 6 and the top of the column 4 close to frame right angle apex End is connected, and the other end is connected with column 4 adjacent thereto.Diagonal brace 6 uses angle steel, and diagonal brace 6 welds with column 4.

The middle part of column 4 is provided with horizontal lateral connection beam 5 and longitudinally connected beam 9, lateral connection beam 5 and longitudinally connected beam 9 are arranged at intervals, and lateral connection beam 5 and longitudinally connected beam 9 are vertically arranged, so as to form middle part link.Lateral connection beam 5 Angle steel is selected with longitudinally connected beam 9, difficulty of construction is low, low cost, and tensile capacity is strong, and resistance to overturning is high.Per adjacent The spacing of two lateral connection beams 5 is equal with the spacing per two adjacent columns 4, and the spacing per two adjacent longitudinally connected beams 9 is Per twice of the spacing of two adjacent upright 4, length direction of the lateral connection beam 5 along framework is set, width of the longitudinally connected beam 9 along framework Spend direction to set, lateral connection beam 5 and longitudinally connected beam 9 weld with column 4.

The lower section of column 4 is provided with base 7, and base 7 is horizontally disposed channel-section steel, and base 7 corresponds with column 4, and bottom The length of seat 7 is less than the spacing of column 4.It is vertically arranged per adjacent base 7, and is welded with column 4, welding is easy, welding capacity Small, cost is relatively low, good economy performance, and stability is high.

As shown in Figure 3：Upper beam 8 is channel-section steel, and resistance to overturning is high, and column 4 welds with the side of upper beam 8, side Welding procedure difficulty is relatively low, and cost is relatively low, and resistance to overturning is high.

When in use, the lower section of base 7 sets lower placing of reinforcement frame 1 to this large-scale raft foundation split heads, and lower placing of reinforcement frame 1 has two Layer, base 7 are supported on lower placing of reinforcement frame 1.The top of upper beam 8 is provided with upper placing of reinforcement frame 3, and upper placing of reinforcement frame 3 also has two Side, load are placed on the upside of upper beam 8.Middle part reinforced frame 2 has one layer, and the load of middle part reinforced frame 2 is placed on lateral connection beam 5 and longitudinal direction connects Connect on beam 9.

It is described above, only it is preferred embodiment of the present utility model, is not that other forms are made to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of change.But it is every without departing from the content of the technical scheme of the utility model, it is real according to technology of the present utility model Any simple modification, equivalent variations and the remodeling that confrontation above example is made, still fall within the guarantor of technical solutions of the utility model Protect scope.

Claims (9)

1. a kind of large-scale raft foundation split heads, including spaced more root posts（4）, column（4）The upper beam on top（8） And diagonal brace（6）, it is characterised in that：Also include middle part link, middle part link is horizontally disposed with, middle part link and column （4）Middle part is fixedly connected, the diagonal brace（6）It is provided only on the adjacent column in outside（4）Between.

2. large-scale raft foundation split heads according to claim 1, it is characterised in that：Described middle part link includes level Lateral connection beam（5）With longitudinally connected beam（9）, lateral connection beam（5）It is interval with more and and column（4）It is connected, indulges To tie-beam（9）Also more and and column are interval with（4）It is connected, lateral connection beam（5）With longitudinally connected beam（9）Vertically.

3. large-scale raft foundation split heads according to claim 2, it is characterised in that：Described lateral connection beam（5）With it is vertical To tie-beam（9）It is angle steel.

4. large-scale raft foundation split heads according to claim 1, it is characterised in that：Column described in more（4）Interval is set Put, and and upper beam（8）It is fixedly connected into cuboid framework, diagonal brace（6）It is provided only on the column positioned at frame right angle summit （4）With column adjacent thereto（4）Between.

5. large-scale raft foundation split heads according to claim 4, it is characterised in that：Described diagonal brace（6）Upper end and position Column in frame right angle summit（4）Top is connected, lower end and another column（4）Bottom be fixedly connected.

6. large-scale raft foundation split heads according to claim 1, it is characterised in that：Described column（4）For I-steel, on Portion's crossbeam（8）For channel-section steel.

7. large-scale raft foundation split heads according to claim 1, it is characterised in that：Described column（4）Lower end fix There is base（7）, base（7）It is horizontally disposed, and and column（4）Correspond.

8. large-scale raft foundation split heads according to claim 7, it is characterised in that：Per the adjacent base（7）Mutually Vertically.

9. the large-scale raft foundation split heads according to claim 7 or 8, it is characterised in that：Described base（7）For channel-section steel.