CN206418514U - A kind of strip footing for not destroying hard surface - Google Patents
A kind of strip footing for not destroying hard surface Download PDFInfo
- Publication number
- CN206418514U CN206418514U CN201720034662.XU CN201720034662U CN206418514U CN 206418514 U CN206418514 U CN 206418514U CN 201720034662 U CN201720034662 U CN 201720034662U CN 206418514 U CN206418514 U CN 206418514U
- Authority
- CN
- China
- Prior art keywords
- column
- strip footing
- steel
- hard surface
- anchor bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model is related to brick or concrete duct field, specifically related to a kind of strip footing for not destroying hard surface, the strip footing includes rectangle steel reinforcement cage, the bottom interval of the rectangle steel reinforcement cage is provided with pre-embedded steel slab, and rectangle steel reinforcement cage is fixed on hard surface by the pre-embedded steel slab by even anchor bolt；Column anchor bolt is interval with the strip footing, the column anchor bolt is fixedly connected on the adjacent vertical muscle at the steel reinforcement cage bottom and top, the column anchor bolt is higher than the upper surface of the strip footing.The utility model has under steel reinforcement cage, strip footing in strip footing on the premise of hard surface, effectively to solve when doing strip footing because abolishing existing hard surface, causes the problem of construction is troublesome, the engineering time is long, construction cost is too high.
Description
Technical field
The utility model is related to brick or concrete duct field, and in particular to a kind of strip footing for not destroying hard surface.
Background technology
The groove of certain depth is generally excavated downwards in strip footing construction on existing hard surface, does steel reinforcement cage, steel
Suspension column embedded bar, casting concrete forms it into the strip footing for meeting carrying condition, although this construction method can be met
Stability Analysis of Structures, but the existing hard surface in strip footing bottom can be damaged, site recovery after influence project completion, and apply
Work is troublesome, cost is too high, engineering time long schedule delays.
Utility model content
The utility model provides a kind of strip footing for not destroying hard surface, and steel reinforcement cage is provided with strip footing,
On the premise of being hard surface under strip footing, effectively solve when doing strip footing because abolishing existing hard surface, make
Into the problem of construction is troublesome, the engineering time is long, construction cost is too high.
A kind of strip footing for not destroying hard surface, it is characterised in that：The strip footing includes rectangle steel reinforcement cage, described
The bottom interval of rectangle steel reinforcement cage is provided with pre-embedded steel slab, and the pre-embedded steel slab is fixed rectangle steel reinforcement cage by even anchor bolt
On hard surface；Column anchor bolt is interval with the strip footing, the column anchor bolt is fixedly connected on
On the adjacent vertical muscle of the steel reinforcement cage bottom and top, the column anchor bolt is higher than the upper surface of the strip footing.
Further, the column anchor bolt is provided with steel column base structure, the steel column base structure and column anchor bolt
It is fixedly connected by nut.
Further, the steel column base structure is by steel column welding column bottom steel plate, and in column bottom steel plate and described
Suspension column stiffener is welded between steel column to constitute.
Further, the hard surface is asphalt hardening road surface or concrete hardening road surface.
What the utility model can be produced has the beneficial effect that：
The utility model carries out bar shaped base using even anchor bolt and pre-embedded steel slab connection reinforced concrete strip foundation
Plinth is reinforced, and reinforced concrete strip foundation and column anchor bolt connection column bottom steel plate are reinforced to steel pipe post, with up to
The same effect of the groove strip footing that simultaneously casting concrete is formed is excavated downwards in hard surface.The utility model is in bar shaped
Basis in have steel reinforcement cage on the premise of, effectively solve because do strip footing and to strip footing bottom hard surface caused by break
It is bad, site recovery after influence project completion, and trouble of constructing, cost are too high, engineering time long schedule delays the problem of.
Brief description of the drawings
Fig. 1 is schematic cross-sectional view of the utility model at earth stud；
Fig. 2 is horizontal section schematic diagram of the utility model at earth stud；
Fig. 3 is schematic longitudinal section of the utility model at earth stud；
Fig. 4 is schematic cross-sectional view of the utility model in steel column placement of foot；
Fig. 5 is the schematic top plan view of steel kind design of the present utility model；
Fig. 6 is the schematic longitudinal section of steel column placement of foot of the present utility model；
In figure：Even anchor bolt, 2- pre-embedded steel slabs, 3- indulge muscle, 4- stirrups, 5- columns anchor bolt, 6- columns bottom to 1-
Steel plate, 7- steel pipe posts, 8- suspension columns stiffener, 9- ground, 10- strip footings.
Embodiment
Come further details of explanation the utility model, but the utility model with specific embodiment below in conjunction with the accompanying drawings
Protection domain be not limited to this.
A kind of strip footing for not abolishing hard surface, on the basis of strip footing bottom hard surface is not abolished, profit
Strip footing and steel pipe post are reinforced with steel reinforcement cage existing in screw rod anchor bolt, pre-embedded steel slab and strip footing,
The strip footing that hard surface is built under strip footing is abolished to replace, the engineering time caused by abolishing hard surface is solved
Long, the problems such as troublesome, operating expenses is high of constructing.
As shown in Fig. 1 ~ 3, a kind of strip footing for not abolishing hard surface, hard surface 9 in the present embodiment can be with
Asphalt hardening road surface or concrete hardening road surface are selected, the strip footing 10 includes rectangle steel reinforcement cage, the rectangle steel reinforcement cage
Bottom interval be provided with pre-embedded steel slab, rectangle steel reinforcement cage is fixed on hard surface 9 by pre-embedded steel slab by even anchor bolt 1
On, even the anchor bolt 1 is squeezed into hard surface 9 downwards and is connected on upwards with nut retainer on pre-embedded steel slab 2, the pre-embedded steel slab
2 are embedded in strip footing armored concrete, and the pre-embedded steel slab 2 is pressed in the vertical muscle 3 on the downside of the steel reinforcement cage in strip footing 10
On stirrup 4, the vertical muscle 3 and stirrup 4 are welded.Rectangle steel reinforcement cage is used in the present embodiment, it is first that reinforcing bar is rectangular
It is spaced a distance and is uniformly arranged between stirrup 4, rectangle hoop 4, the bottom of rectangle hoop 4 and upper bottom edge uniform weldering respectively
5 vertical muscle 3 are connect, and make vertical muscle 3 perpendicular to the place plane of rectangle hoop 4；Two sides of rectangle hoop 4 are respectively welded 1 and indulged
Muscle 3, and make vertical muscle 3 perpendicular to the place plane of rectangle hoop 4.
With reference to Fig. 4 ~ 6, column anchor bolt 5 is interval with the strip footing 10, the column anchor bolt 5 is welded
On the adjacent vertical muscle for being connected on the steel reinforcement cage bottom and top, the column anchor bolt 5 is upper higher than the strip footing 10
Surface.Column anchor bolt 5 is welded on the vertical muscle 3, welding position is rectangle steel reinforcement cage upper longitudinal bar pad A and rectangle steel
Muscle pad B is indulged in muscle cage bottom, and the column anchor bolt 5 bolts steel column base structure with nut upwards.The steel column base structure
It is that column bottom steel plate 6 is welded by steel column 7, and symmetrically four posts is welded between column bottom steel plate 6 and the steel column 7
Pin stiffener 8 is constituted, and steel pipe post 7 is reinforced, and pillar construction is more stablized.Column anchor bolt 5 passes through column bottom
Steel column base structure is fixed in strip footing 10 by steel plate 6,
In the present embodiment, even ground anchor bolt 1, column anchor bolt 5 use diameter 25mm high-strength bolt, pre-buried steel
Plate 2 uses 50*250*5mm steel plate, and other materials gauge size needs machine-shaping according to site operation.Construction procedure is such as
Under：
1st, material is prepared：Respective material is purchased, the pre-embedded steel slab 2 for meeting size, column bottom steel plate 6, suspension column is cut out and adds
Strength plate 8, cuts out the vertical muscle 3 for needing size, stirrup 4.
2nd, the company of squeezing into ground anchor bolt：Drilling prepares the company's of installation ground anchor bolt 1, the corresponding positions on existing hard surface 9
Drilling, drilling depth about 20cm are put, and ensures that the column anchor bolt 5 on the vertical muscle 3 of bore position discord and top conflicts.With inflating
Cylinder, which inflates to clear out to insert screw rod in hole after debris and pour, connects ground anchor bolt 1, such as chemical bolt.
The 3rd, pre-embedded steel slab is installed：Drilled on the pre-embedded steel slab 2 of well cutting, holes is symmetrically distributed on pre-embedded steel slab 2
Relevant position, vertical muscle 3 and stirrup 4 are put into strip footing template and steel reinforcement cage is processed into, pre-embedded steel slab 2 is installed, makes pre-
Bury steel plate 2 to be pressed on the vertical muscle 3 and stirrup 4 of steel reinforcement cage bottom, packing ring is put in screw head, screw on nut, most handy double nut, both
Ensure the protective layer thickness of vertical muscle, ensure that nut is tightened again.
4th, column anchor bolt is welded：According to steel column placement of foot, in the relevant position of strip footing 10 welding column anchoring spiral shell
The vertical muscle 3 of bolt 5, column anchor bolt 5 and steel reinforcement cage is indulged muscle pad B in upper longitudinal bar pad A, rectangle steel reinforcement cage bottom and entered
Row welding, column anchor bolt 5 gos deep into concrete depth about 30cm.
5th, bolt reinforces column bottom steel plate：The strip footing casting concrete of steel reinforcement cage is welded to colligation, concrete is treated
Carry out that column bottom steel plate 6, the auger shell keyhole on correspondence position on column bottom steel plate 6, column bottom are installed when reaching proper strength
Steel plate 6 is put on strip footing concrete, is allowed bolt and bolt hole to be aligned, packing ring is put on bolt head, tightening nuts are most handy
Double nut.
6th, reinforcement of weld steel pipe post：Correspondence position has found steel pipe post 7 on the steel plate of column bottom, the He of steel pipe post 7
The contact position of column bottom steel plate 6 is welded, and ready suspension column stiffener 8 is welded on steel pipe post bottom relevant position,
Pillar construction is set more to stablize.Brushing antirust paint finally is carried out to exposed steel column base structure.
The utility model makes easy, easy for installation, economical and efficient, and with strong points, application and popularization value is very high.
It is noted that above-described embodiment is to the illustrative and not limiting of technical solutions of the utility model, affiliated technology neck
The equivalent substitution of domain those of ordinary skill or the other modifications made according to prior art, as long as not exceeding the utility model skill
The thinking and scope of art scheme, should be included within the interest field required by the utility model.
Claims (4)
1. a kind of strip footing for not destroying hard surface, it is characterised in that：The strip footing includes rectangle steel reinforcement cage, the square
The bottom interval of shape steel reinforcement cage is provided with pre-embedded steel slab, and rectangle steel reinforcement cage is fixed on by the pre-embedded steel slab by even anchor bolt
On hard surface；Column anchor bolt is interval with the strip footing, the column anchor bolt is fixedly connected on institute
On the adjacent vertical muscle for stating steel reinforcement cage bottom and top, the column anchor bolt is higher than the upper surface of the strip footing.
2. a kind of strip footing for not destroying hard surface according to claim 1, it is characterised in that：The column anchoring
Bolt is provided with steel column base structure, and the steel column base structure is fixedly connected with column anchor bolt by nut.
3. a kind of strip footing for not destroying hard surface according to claim 2, it is characterised in that：The steel kind design knot
Structure is by steel column welding column bottom steel plate, and the welding suspension column stiffener composition between column bottom steel plate and the steel column.
4. a kind of strip footing for not destroying hard surface according to claim 1, it is characterised in that：The hard surface
For asphalt hardening road surface or concrete hardening road surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720034662.XU CN206418514U (en) | 2017-01-12 | 2017-01-12 | A kind of strip footing for not destroying hard surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720034662.XU CN206418514U (en) | 2017-01-12 | 2017-01-12 | A kind of strip footing for not destroying hard surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206418514U true CN206418514U (en) | 2017-08-18 |
Family
ID=59571112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720034662.XU Expired - Fee Related CN206418514U (en) | 2017-01-12 | 2017-01-12 | A kind of strip footing for not destroying hard surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206418514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723143A (en) * | 2018-12-28 | 2019-05-07 | 中国二十冶集团有限公司 | A kind of construction method of the super short prominent concrete bearing platform of rigidity |
-
2017
- 2017-01-12 CN CN201720034662.XU patent/CN206418514U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723143A (en) * | 2018-12-28 | 2019-05-07 | 中国二十冶集团有限公司 | A kind of construction method of the super short prominent concrete bearing platform of rigidity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20190112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |