CN205776719U - A kind of basement floor constructions - Google Patents
A kind of basement floor constructions Download PDFInfo
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- CN205776719U CN205776719U CN201521098249.7U CN201521098249U CN205776719U CN 205776719 U CN205776719 U CN 205776719U CN 201521098249 U CN201521098249 U CN 201521098249U CN 205776719 U CN205776719 U CN 205776719U
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Abstract
This utility model relates to a kind of basement floor constructions, it is located at the some bearings below described flat board with propping up including flat board, it is being respectively equipped with, above described flat board, the some posts being perpendicular to described flat board corresponding to the position of bearing each described, below described bearing, is being provided with one or more supports stake.This arrangement eliminates girder construction, both part concrete material and bar material can have been saved, it is also possible to reduce the requirement to soil stone cutting depth, and reduce basement bottom board formwork and the difficulty of construction of waterproof layer, optimize construction technology, reduce difficulty of construction and workload on the whole.
Description
Technical field
This utility model relates to building structure field, specifically a kind of basement floor constructions.
Background technology
In basement bottom board, there are three kinds of stresses, are the downward gravity laod shape acting on plate top surface respectively
State, act on the water buoyant state upwards of base plate bottom surface and act on the people's air defense dynamic load state upwards of base plate bottom surface, with
Upper three kinds of force status may individually, two or three exist simultaneously.In the presence of when these three force status while, may be each other
Can cancel out each other, but in the design to base plate, when calculating force status, only consider state the most disadvantageous to base plate.I.e. count
Do not consider the negative function of upwards load when calculating the force status of downward load, only consider when calculating the force status of upwards load
The deadweight of load downwards.
Existing basement bottom board typically has one or more layers, and its structure generally uses the beam identical with agent structure on the ground
Plank frame.In beam and slab type structure, owing to the load on foundation beam is bigger than normal, so the sectional dimension of foundation beam need to be set
Put relatively greatly with bearing load, thus cause the quantity of reinforcement of foundation beam big.It addition, foundation beam needs downwardly projecting bottom surface to arrange,
This not only adds excavation project amount and the difficulty of construction of soil stone, also add difficulty of construction and the quantities of base plate waterproofing,
Increase building and infrastructure cost, reduce economic benefit.
Utility model content
This utility model solves the technical problem that and is to provide a kind of reasonably basement floor constructions, simplifies construction technology,
Reduce the cost that basement bottom board is built.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of basement floor constructions is provided, is located at the some bearings below described flat board including flat board with propping up, described flat
The some posts being perpendicular to described flat board it are being respectively equipped with corresponding to the position of bearing each described, under each described bearing above plate
Side is provided with one or more and supports stake.
Further, the projection rectangular array distribution on described flat board of the described post, transverse post away from for a, longitudinal post away from
For b, 0.6≤a/b≤1.67, a≤15m, b≤15m.
Wherein, the value of a/b refers to the arbitrary point value in this numerical range, such as a/b=0.6, a/b=0.7, a/b=
0.8, a/b=0.9, a/b=1, a/b=1.2, a/b=1.25, a/b=1.3, a/b=1.4, a/b=1.5, a/b=1.6 or
A/b=1.67.A≤15m refers to the arbitrary point value in this numerical range, such as a=15m, a=14m, a=12m, a=10m, a
=9m, a=8m, a=7m, a=6m, a=5m, a=4m, a=3m, a=2m or a=1m.In b≤15m refers to this numerical range
Arbitrary point value, such as b=15m, b=14m, b=12m, b=10m, b=9m, b=8m, b=7m, b=6m, b=5m, b=
4m, b=3m, b=2m or b=1m.
Preferably, 0.8≤a/b≤1.25, a≤10m, b≤10m.It is highly preferred that a/b=1, a=10m, b=10m.
Further, described bearing is cushion cap or natural foundation, and described cushion cap is single pile cap or grouped piles cap, described
Support stake is arranged on below described cushion cap and the top of described support stake is stretched into inside described cushion cap, or described support stake is embedded in
In described natural foundation.
Further, described bearing is supporting plate or cap, and described support stake is arranged on below described bearing, and at described
Being provided with cushion cap or natural foundation between seat and described support stake, described cushion cap is single pile cap or grouped piles cap, described support stake
It is arranged on below described cushion cap and the top of described support stake is stretched into inside described cushion cap, or described support stake is embedded in described
In natural foundation.
Further, the thickness of described bearing is more than or equal to the thickness of described flat board, and described bearing is at described flat board
The transverse width of upper projection is A, longitudinally wide for B, 0.2≤A/a≤0.5,0.2≤B/b≤0.5.
Wherein, the value of A/a refers to the arbitrary point value in this numerical range, such as A/a=0.2, A/a=0.25, A/a=
0.3, A/a=0.35, A/a=0.4, A/a=0.45 or A/a=0.5.The value of B/b refers to the arbitrary point value in this numerical range,
Such as B/b=0.2, B/b=0.25, B/b=0.3, B/b=0.35, B/b=0.4, B/b=0.45 or B/b=0.5.
Preferably, 0.3≤A/a≤0.35,0.3≤B/b≤0.35.It is highly preferred that A=3m, B=3m, A/a=0.3, B/
B=0.3.
Further, described bearing is cap, and described cap is by being parallel to end face and the bottom surface of described plate level, being located at
Between end face and the bottom surface of described cap and favour described plate level peripheral side constitute, described cap vertical cross-section
Be shaped as trapezoidal, in described cap vertical cross-section, the transverse width of described cap end face is more than described cap bottom surface
Transverse width, described cap end face has angle with described cap peripheral side shape, and the angle of this angle is less than or equal to
30°。
Further, described flat board is divided into some first plate parts being positioned at below each described support column and is positioned at institute
State some second plate parts outside the first plate part, be positioned at the described support above described first plate part with correspondence
Centered by the central axis of post, it is described first plate part to the width laterally extended more than or equal to (1/4) × a
Lateral extent, is the vertical of described first plate part to the width range extended longitudinally beyond more than or equal to (1/4) × b
To width range.
Further, described first plate part and the end face of described second plate part and bottom surface are equipped with elongated steel
Muscle, described elongated reinforcing bar is elongated in described cushion cap or described natural foundation, the end face of described second plate part and/or bottom surface
It is provided with in bar dowel, the end face of described first plate part and/or the bottom surface of described bearing and is provided with described bar dowel, at described
Described bar dowel anchoring in Zuo accesses in described flat board.
Preferably, the bottom surface of described second plate part and the end face of described first plate part are provided with described bar dowel.
Preferably, the end face of described second plate part and the bottom surface of described first plate part are provided with described bar dowel.
Further, being additionally provided with described elongated reinforcing bar in described bearing, in described bearing, described elongated reinforcing bar is with described
Bar dowel interval is arranged, and described elongated reinforcing bar is linked in described flat board with the anchoring of described bar dowel.
Further, the thickness of described flat board is less than or equal to 1m.
Further, when described bearing is to be provided with cushion cap below cushion cap or described bearing, it is provided with below described cushion cap
Bed course, the thickness of described bed course is more than or equal to 100mm.
Compared with prior art, have the beneficial effect that:
Save girder construction at basement bottom board of the present utility model, both can save part concrete material and reinforcing bar material
Material, it is also possible to reduce the requirement to soil stone cutting depth, and reduce basement bottom board formwork and the difficulty of construction of waterproof layer,
Optimize construction technology, reduce difficulty of construction and workload on the whole.
Additionally, flat board is divided into the first less plate part of some spans and the second plate part, make the horizontal of flat board
Stress all can be transmitted with longitudinal both direction.Meanwhile, below flat board, different types of bearing is set flexibly according to ground situation, uses
In bearing load, the stress making basement floor constructions is more reasonable, even if reducing thickness and the arrangement of reinforcement of flat board, remains to contentedly
The functional requirement of lower room base plate.
Accompanying drawing explanation
Fig. 1 is the floor map of embodiment one basement floor constructions.
Fig. 2 is the generalized section of H-H line in Fig. 1.
Fig. 3 is one of deformation of structure in Fig. 2.
Fig. 4 is the schematic diagram of embodiment one basement floor constructions preparation reinforcing bar.
Fig. 5 is the floor map of embodiment two basement floor constructions.
Fig. 6 is the generalized section of H-H line in Fig. 5.
Fig. 7 is the schematic diagram of embodiment two basement floor constructions preparation reinforcing bar.
Fig. 8 is the floor map of embodiment three basement floor constructions.
Fig. 9 is the generalized section of H-H line in Fig. 8.
Figure 10 (a) is the structural representation of cap in embodiment three.
Figure 10 (b) be one of deformation of embodiment three center pillar cap,
Figure 11 is the schematic diagram of embodiment three basement floor constructions preparation reinforcing bar.
Detailed description of the invention
In this utility model, term " on ", D score, "left", "right", "front", "rear", " eastern ", " western ", " southern ", " northern ",
" push up ", " end ", " interior ", " outward ", " in ", " vertically ", " level ", " laterally ", the orientation of the instruction such as " longitudinally " or position relationship be
Based on orientation shown in the drawings or position relationship, it is merely to illustrate the relative position relation between each parts or ingredient, and
Without particular limitation of each parts or the concrete installation position of ingredient.
Further, above-mentioned part term is in addition to can be used to indicate that orientation or position relationship, it is also possible to be used for representing it
His implication, such as term " on " also be likely used in some cases representing certain relations of dependence or annexation.For ability
For the those of ordinary skill of territory, these terms concrete meaning in this utility model can be understood as the case may be.
Additionally, term " is installed ", " setting ", " being provided with ", should be interpreted broadly " connection ", " being connected ".For example, it may be it is solid
Fixed connection, removably connects, or monolithic construction；Can be to be mechanically connected, or electrical connection；Can be to be joined directly together, or
Be indirectly connected to by intermediary, or be two devices, connection internal between element or ingredient.For this area
For those of ordinary skill, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
Additionally, term " first ", " second " etc. are mainly used for distinguishing different parts or ingredient, it is not intended to table
Bright or indicated parts of hint or the relative importance of ingredient and quantity.Except as otherwise noted, the implication of " multiple " is two
Individual or two or more.
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further described.
Embodiment one
As depicted in figs. 1 and 2, the basement floor constructions of the present embodiment include flat board 1 and be located at below flat board 1
Seat 3, is respectively equipped with the post 2 being perpendicular to flat board 1, sets below each bearing in the position corresponding to each bearing above flat board 1
There is support stake 41.Wherein, the post 2 projection rectangular array distribution on flat board 1, transverse post is away from for a, and longitudinal post is away from for b.
Specifically, the post 2 of the present embodiment includes four posts 21,22,23,24, the post 21,22,23,24 throwing on flat board 1
Shadow lays respectively at the upper left side of flat board 1, upper right side, lower left and lower right, and four form rectangular array distribution.Wherein, biphase
Horizontal (i.e. left and right directions in Fig. 1) post of adjacent post projection on flat board 1 is away from for a, i.e. post 23 and post 24 (or post 21 and post
22) post between the projection on flat board 1 is away from for a, and longitudinally (i.e. above-below direction in Fig. 1) post is away from for b, i.e. post 21 and post 23
Post between (or post 22 and post 24) projection on flat board 1 is away from for b, a/b=1, a=10m, b=10m.
In this utility model, bearing both can be cushion cap or natural foundation, it is also possible to is supporting plate or cap, concrete depending on building
Depending on building the ground situation of construction site.Wherein, cushion cap can be single pile cap or grouped piles cap, and when this basement bottom board
When being provided with cushion cap in structure, below cushion cap, pad is provided with a bed course, and the thickness of this bed course is more than or equal to 100mm.Work as bearing
During for natural foundation, support stake and be embedded in natural foundation.When bearing is grouped piles cap, as it is shown on figure 3, this grouped piles cap 32
Lower section pad is provided with a bed course 5, and the top supporting stake 42,43 enters into the inside of grouped piles cap 32 through this bed course 5, so that
Support stake 42,43 is collectively forming pile foundation with grouped piles cap 32.When bearing is single pile cap, it is the case for this embodiment, as
Shown in Fig. 2, now, below single pile cap 31, pad is provided with a bed course 5, and the top supporting stake 41 extend into single pile through this bed course 5
Cushion cap 31 is internal, so that supporting stake 41 to be collectively forming pile foundation with single pile cap 41.It addition, the thickness of single pile cap 31 is more than
Or equal to the thickness of flat board 1, and, shown in Fig. 1 and Fig. 2, as the single pile cap 31 of bearing, (single pile cap 31 is i.e. schemed
Bearing 3 in 1) on flat board 1, the transverse width of projection is A, longitudinally wide for B, 0.2≤A/a≤0.5,0.2≤B/b≤
0.5, preferably 0.3≤A/a≤0.35,0.3≤B/b≤0.35, such as, work as a=10m, during b=10m, A=3m, B=3m.
It is understood that in this utility model, when the width of single pile cap is less do not meet construction standards require time,
Can be by the width expansion of single pile cap, the transverse width A making single pile cap project on flat board projects on flat board with adjacent pillars
Between the transverse post ratio away from a meet 0.2≤A/a≤0.5, make longitudinally wide B and phase that single pile cap projects on flat board
Longitudinal post ratio away from b between adjacent post projects on flat board meets 0.2≤B/b≤0.5.
As it is shown in figure 1, in the present embodiment, flat board 1 is divided into the first plate part 11 being positioned at below post 21,22,23,24
With the second plate part 12 being positioned at outside the first plate part 11, the first plate part 11 and the second plate part 12 are thickness
Identical rectangular slab, the two thickness is respectively less than or equal to 1m.In this utility model, in order to ensure that flat board has good holding
By the ability of load, the first plate part and the transverse width of the second plate part and longitudinally wide close so that the first flat board
Partly each side with the second plate part all can bear and transmit the power that load applies.Flat to be positioned at first below post 24
As a example by plate part 11, by post 24 along centered by the central axis of longitudinally (i.e. above-below direction in Fig. 1), to laterally (i.e. left and right in Fig. 1
Direction) extend the lateral extent that width is this first plate part 11 of (1/4) × a, with post 24 center transversely
Centered by axis, to the longitudinally wide scope that the width extending longitudinally beyond (1/4) × a is this first plate part 11.I.e. first
The transverse width of plate part 11 is (1/2) × a, and this transverse width is the vertical central axis alignment left horizontal expansion with post 24
(1/4) distance of × a and the distance sum of horizontal expansion to the right (1/4) × a.The longitudinally wide of first plate part 11 is
(1/2) × a, this is longitudinally wide is that the distance of longitudinal extension (the 1/4) × a upward of the central transverse axis with post 24 is with downwards
The distance sum of longitudinal extension (1/4) × a.
As shown in Figure 4, in the present embodiment, it is all provided with at the first plate part 11 and the end face of the second plate part 12 and bottom surface
There is elongated reinforcing bar 6, and this elongated reinforcing bar 6 is the most elongated.End face and/or the bottom surface of the second plate part 12 are provided with bar dowel
7, the end face of the first plate part 11 and/or the bottom surface of bearing also are provided with bar dowel 7, and bar dowel 7 anchoring in the holder connects
Enter in flat board 1.It is understood that this utility model technology is by rationally arranging elongated reinforcing bar and the quantity of bar dowel and position
Putting the bearing capacity ensureing basement floor constructions, therefore, the arrangement of reinforcement of elongated reinforcing bar and bar dowel can meet basement bottom board
Intensity and crack under structure load operating mode effect require.Such as, when basement floor constructions mainly by from
When the prone gravity in ground and pressure, the bottom surface of described second plate part and the end face of described first plate part are provided with short steel
Muscle.When basement floor constructions is mainly by during from subsoil water buoyancy upwards, the end face of described second plate part
Bar dowel is set with the bottom surface of described bearing.
It is understood that in this utility model, the quantity of the composition structures such as post, bearing or stake is not limited to the present embodiment
In quantity, in actual construction, the above-mentioned of varying number can be set according to the construction area demand of basement bottom board
The structures such as post, bearing or support stake.
Embodiment two
As shown in Figure 5 and Figure 6, the basement floor constructions of the present embodiment include flat board 1 and be located at below flat board 1
Seat 3, is respectively equipped with the post 2 being perpendicular to flat board 1, sets below each bearing in the position corresponding to each bearing above flat board 1
There is support stake 41.Wherein, the post 2 projection rectangular array distribution on flat board 1, transverse post is away from for a, and longitudinal post is away from for b.
Specifically, the post 2 of the present embodiment includes four posts 21,22,23,24, the post 21,22,23,24 throwing on flat board 1
Shadow lays respectively at the upper left side of flat board 1, upper right side, lower left and lower right, and four form rectangular array distribution.Wherein, biphase
Horizontal (i.e. left and right directions in Fig. 1) post of adjacent post projection on flat board 1 is away from for a, i.e. post 23 and post 24 (or post 21 and post
22) post between the projection on flat board 1 is away from for a, and longitudinally (i.e. above-below direction in Fig. 1) post is away from for b, i.e. post 21 and post 23
Post between (or post 22 and post 24) projection on flat board 1 is away from for b, a/b=1, a=10m, b=10m.
In the present embodiment, the width of single pile cap 31 is less and this width should not expand, therefore, and the bearing of the present embodiment
Being set to supporting plate 33, single pile cap 31 is then located at below supporting plate 33.Wherein, below single pile cap 31 also pad be provided with a thickness more than or
Person's bed course 5 equal to 100mm, the top supporting stake 41 extend into single pile cap 31 inside through this bed course 5, so that supporting stake
41 are collectively forming pile foundation with single pile cap 31.Additionally, the thickness of this supporting plate 33 is more than or equal to the thickness of flat board 1, and,
Shown in Fig. 5 and Fig. 6, the transverse width projected on flat board 1 as the supporting plate 33 of bearing is A, longitudinally wide for B, 0.2≤
A/a≤0.5,0.2≤B/b≤0.5, preferably 0.3≤A/a≤0.35,0.3≤B/b≤0.35, such as, work as a=10m, b=
During 10m, A=3m, B=3m.
As it is shown in figure 5, in the present embodiment, flat board 1 is divided into the first plate part 11 being positioned at below post 21,22,23,24
With the second plate part 12 being positioned at outside the first plate part 11, the first plate part 11 and the second plate part 12 are thickness
Identical rectangular slab, the two thickness is respectively less than or equal to 1m.In this utility model, in order to ensure that flat board has good holding
By the ability of load, the first plate part and the transverse width of the second plate part and longitudinally wide close so that the first flat board
Partly each side with the second plate part all can bear and transmit the power that load applies.Flat to be positioned at first below post 24
As a example by plate part 11, by post 24 along centered by longitudinally central axis, to the width laterally extending (1/4) × a be this first
The lateral extent of plate part 11, centered by post 24 central axis transversely, to extending longitudinally beyond (1/4) × a's
Width is the longitudinally wide scope of this first plate part 11.That is, the transverse width of the first plate part 11 is (1/2) × a, should
Transverse width is distance and horizontal expansion (1/ to the right of vertical central axis alignment left horizontal expansion (the 1/4) × a with post 24
4) the distance sum of × a.The longitudinally wide of first plate part 11 is (1/2) × a, this is longitudinally wide be with post 24 horizontal in
The distance sum of the distance of longitudinal extension (1/4) × a and longitudinal extension (1/4) × a downwards above mandrel alignment.
Shown in Fig. 6 and Fig. 7, in the present embodiment, the first plate part 11 and the second plate part 12 end face and
Bottom surface is equipped with elongated reinforcing bar 6, and this elongated reinforcing bar is elongated in supporting plate.End face and/or the bottom surface of the second plate part 12 set
Bar dowel 7, the end face of the first plate part 11 and/or the bottom surface of supporting plate 33 is had also to be provided with bar dowel 7, and short in supporting plate 33
Reinforcing bar 7 anchoring is linked in flat board 1.It addition, be additionally provided with elongated reinforcing bar in supporting plate, arrange in pairs or groups for length muscle, i.e. by elongated
The interval of reinforcing bar and reinforcing bar is arranged, and strengthens the bearing capacity of supporting plate, it is to avoid the situations such as supporting plate moment of flexure larger part recurring structure fracture.
It is understood that this utility model technology ensures underground by the quantity and position rationally arranging elongated reinforcing bar and bar dowel
The bearing capacity of room base arrangement, therefore, the arrangement of reinforcement of elongated reinforcing bar and bar dowel can meet basement floor constructions load
Intensity and crack under operating mode effect require.Such as, when basement floor constructions is mainly by prone heavy from ground
When power and pressure, the bottom surface of described second plate part and the end face of described first plate part are provided with bar dowel.Work as basement
Base arrangement mainly by during from subsoil water buoyancy upwards, the end face of described second plate part and described first flat
The bottom surface of plate part arranges bar dowel.
It is understood that in this utility model, the quantity of the composition structures such as post, bearing or support stake is not limited to this reality
Execute the quantity in example, in actual construction, varying number can be set according to the construction area demand of basement bottom board
The structures such as above-mentioned post, bearing or stake.
Embodiment three
As shown in Figure 8 and Figure 9, the basement floor constructions of the present embodiment include flat board 1 and be located at below flat board 1
Seat 3, is respectively equipped with the post 2 being perpendicular to flat board 1 in the position corresponding to each bearing above flat board 1, internal at each bearing or
Lower section is provided with support stake 41.Wherein, the post 2 projection rectangular array distribution on flat board 1, transverse post away from for a, longitudinal post away from for
b。
Specifically, the post 2 of the present embodiment includes four posts 21,22,23,24, the post 21,22,23,24 throwing on flat board 1
Shadow lays respectively at the upper left side of flat board 1, upper right side, lower left and lower right, and four form rectangular array distribution.Wherein, biphase
Horizontal (i.e. left and right directions in Fig. 1) post of adjacent post projection on flat board 1 is away from for a, i.e. post 23 and post 24 (or post 21 and post
22) post between the projection on flat board 1 is away from for a, and longitudinally (i.e. above-below direction in Fig. 1) post is away from for b, i.e. post 21 and post 23
Post between (or post 22 and post 24) projection on flat board 1 is away from for b, a/b=1, a=10m, b=10m.
In the present embodiment, the width of single pile cap 31 is less and this width should not expand, therefore, and the bearing of the present embodiment
Being set to cap 34, single pile cap 31 is then located at below cap 34.Wherein, as shown in Figure 10 (a), this cap 34 is by being parallel to flat board
The end face 341 of 1 and bottom surface 342, the peripheral side 343 being located between end face 341 and bottom surface 342 and favouring flat board 1 are constituted, as
Shown in Fig. 9, being shaped as of this cap vertical cross-section is trapezoidal, and in this vertical cross-section, the transverse width of cap end face is more than post
The transverse width of cap bottom surface, the angle angle that cap end face and cap peripheral side are formed is less than or equal to 30 °.It is appreciated that
, in Figure 10 (a), this cap 34 is trapezoidal terrace with edge, it practice, this cap such as can be schemed there to be various deformation form
Round platform in 10 (b).Wherein, below single pile cap 31, also pad is provided with the thickness bed course 5 more than or equal to 100mm, supports
It is internal that the top of stake 41 extend into single pile cap 31 through this bed course 5, is collectively forming so that supporting stake 41 with single pile cap 41
Pile foundation.It addition, the thickness of this cap 34 is more than or equal to the thickness of flat board 1, and, shown in Fig. 8 and Fig. 9, as
The transverse width that the cap 34 of bearing projects on flat board 1 is A, longitudinally wide for B, 0.2≤A/a≤0.5,0.2≤B/b≤
0.5, preferably 0.3≤A/a≤0.35,0.3≤B/b≤0.35, such as, work as a=10m, during b=10m, A=3m, B=3m.
As shown in Figure 8, in the present embodiment, flat board 1 is divided into the first plate part 11 being positioned at below post 21,22,23,24
With the second plate part 12 being positioned at outside the first plate part 11, the first plate part 11 and the second plate part 12 are thickness
Identical rectangular slab, the two thickness is respectively less than or equal to 1m.In this utility model, in order to ensure that flat board has good holding
By the ability of load, the first plate part and the transverse width of the second plate part and longitudinally wide close so that the first flat board
Partly each side with the second plate part all can bear and transmit the power that load applies.Flat to be positioned at first below post 24
As a example by plate part 11, by post 24 along centered by longitudinally central axis, to the width laterally extending (1/4) × a be this first
The lateral extent of plate part 11, centered by post 24 central axis transversely, to extending longitudinally beyond (1/4) × a's
Width is the longitudinally wide scope of this first plate part 11.That is, the transverse width of the first plate part 11 is (1/2) × a, should
Transverse width is distance and horizontal expansion (1/ to the right of vertical central axis alignment left horizontal expansion (the 1/4) × a with post 24
4) the distance sum of × a.The longitudinally wide of first plate part 11 is (1/2) × a, this is longitudinally wide be with post 24 horizontal in
The distance sum of the distance of longitudinal extension (1/4) × a and longitudinal extension (1/4) × a downwards above mandrel alignment.
Shown in Fig. 9 and Figure 11, in the present embodiment, the first plate part 11 and the second plate part 12 end face and
Bottom surface is equipped with elongated reinforcing bar 6, and this elongated reinforcing bar 6 is elongated in cap 34.The end face of the second plate part 12 and/or bottom surface
It is provided with bar dowel 7, the end face of the first plate part 11 and/or the bottom surface of cap 34 and also is provided with bar dowel 7, and in cap 34
Bar dowel 7 anchoring is linked in flat board 1.It addition, be additionally provided with elongated reinforcing bar 6 in cap 34, arrange in pairs or groups for length muscle, i.e. pass through
The interval of elongated reinforcing bar and reinforcing bar is arranged, and strengthens the bearing capacity of supporting plate, it is to avoid supporting plate moment of flexure larger part recurring structure fracture etc.
Situation.It is understood that this utility model technology is protected by the quantity and position rationally arranging elongated reinforcing bar and bar dowel
The bearing capacity of card basement floor constructions, therefore, the arrangement of reinforcement of elongated reinforcing bar and bar dowel can meet basement floor constructions institute
Required by the intensity under load case effect and crack.Such as, when basement floor constructions mainly by from ground to
Under gravity and during pressure, the bottom surface of the second plate part and the end face of the first plate part are provided with bar dowel.When at the bottom of basement
Plate structure mainly by during from subsoil water buoyancy upwards, the end face of the second plate part and the end of the first plate part
Face arranges bar dowel.
It is understood that in this utility model, the quantity of the composition structures such as post, bearing or stake is not limited to the present embodiment
In quantity, in actual construction, the above-mentioned of varying number can be set according to the construction area demand of basement bottom board
The structures such as post, bearing or stake.
Claims (10)
1. a basement floor constructions, it is characterised in that: include flat board with propping up and be located at the some bearings below described flat board, institute
State and be respectively equipped with the some posts being perpendicular to described flat board corresponding to the position of bearing each described, at described above flat board
It is provided with one or more below Zuo and supports stake.
Basement floor constructions the most according to claim 1, it is characterised in that: the projection on described flat board of the described post in
Rectangular array is distributed, and transverse post is away from for a, and longitudinal post is away from for b, 0.6≤a/b≤1.67, a≤15m, b≤15m.
Basement floor constructions the most according to claim 2, it is characterised in that: described bearing is cushion cap or natural foundation,
Described cushion cap is single pile cap or grouped piles cap, and described support stake is arranged on below described cushion cap and the top of described support stake is stretched
Enter inside described cushion cap, or described support stake is embedded in described natural foundation.
Basement floor constructions the most according to claim 1, it is characterised in that: described bearing is supporting plate or cap, described
Support stake to be arranged on below described bearing, and between described bearing and described support stake, be provided with cushion cap or natural foundation, described
Cushion cap is single pile cap or grouped piles cap, and described support stake is arranged on below described cushion cap and institute is stretched on the top of described support stake
State in cushion cap, or described support stake is embedded in described natural foundation.
Basement floor constructions the most according to claim 4, it is characterised in that: described bearing is cap, described cap by
It is parallel to the end face of described plate level and bottom surface, between the end face being located at described cap and bottom surface and favour described flat board and put down
The peripheral side in face is constituted, and being shaped as of described cap vertical cross-section is trapezoidal, in described cap vertical cross-section, and described post
The transverse width in crown face is formed with described cap peripheral side more than the transverse width of described cap bottom surface, described cap end face
One angle, the angle of described angle is less than or equal to 30 °.
Basement floor constructions the most according to claim 2, it is characterised in that: the thickness of described bearing is more than or equal to
The thickness of described flat board, the transverse width that described bearing projects on described flat board is A, longitudinally wide for B, 0.2≤A/a≤
0.5,0.2≤B/b≤0.5.
Basement floor constructions the most according to claim 6, it is characterised in that: 0.3≤A/a≤0.35,0.3≤B/b≤
0.35。
Basement floor constructions the most according to claim 3, it is characterised in that: described flat board is divided into and is positioned at each described post
Some first plate parts of lower section and be positioned at some second plate parts outside described first plate part, are positioned at correspondence
Centered by the central axis of the described post above described first plate part, to laterally extend more than or equal to (1/4) ×
The width of a is the lateral extent of described first plate part, to extending longitudinally beyond the width more than or equal to (1/4) × b
Degree scope is the longitudinally wide scope of described first plate part.
Basement floor constructions the most according to claim 8, it is characterised in that: described first plate part and described second
The end face of plate part and bottom surface are equipped with elongated reinforcing bar, and described elongated reinforcing bar is logical in described cushion cap or described natural foundation
Long, the end face of described second plate part and/or bottom surface are provided with bar dowel, the end face of described first plate part and/or described
Being provided with described bar dowel in the bottom surface of bearing, the described bar dowel anchoring in described bearing accesses in described flat board.
Basement floor constructions the most according to claim 9, it is characterised in that: described bearing is additionally provided with described elongated
Reinforcing bar, in described bearing, described elongated reinforcing bar and described bar dowel interval are arranged, and described elongated reinforcing bar and described bar dowel
Anchoring is linked in described flat board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521098249.7U CN205776719U (en) | 2015-12-24 | 2015-12-24 | A kind of basement floor constructions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521098249.7U CN205776719U (en) | 2015-12-24 | 2015-12-24 | A kind of basement floor constructions |
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| Publication Number | Publication Date |
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| CN205776719U true CN205776719U (en) | 2016-12-07 |
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ID=57413977
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464206A (en) * | 2015-12-24 | 2016-04-06 | 深圳市建筑设计研究总院有限公司 | Basement bottom plate structure |
| CN107542109A (en) * | 2017-09-28 | 2018-01-05 | 中国建筑第八工程局有限公司 | The structure base slab of underground pipe gallery and the construction method of floor plate and its formwork erecting structure |
-
2015
- 2015-12-24 CN CN201521098249.7U patent/CN205776719U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464206A (en) * | 2015-12-24 | 2016-04-06 | 深圳市建筑设计研究总院有限公司 | Basement bottom plate structure |
| CN107542109A (en) * | 2017-09-28 | 2018-01-05 | 中国建筑第八工程局有限公司 | The structure base slab of underground pipe gallery and the construction method of floor plate and its formwork erecting structure |
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