CN106836237A - A kind of supporting construction and its construction method for removing internal support of foundation pit beam - Google Patents
A kind of supporting construction and its construction method for removing internal support of foundation pit beam Download PDFInfo
- Publication number
- CN106836237A CN106836237A CN201710116278.9A CN201710116278A CN106836237A CN 106836237 A CN106836237 A CN 106836237A CN 201710116278 A CN201710116278 A CN 201710116278A CN 106836237 A CN106836237 A CN 106836237A
- Authority
- CN
- China
- Prior art keywords
- foundation pit
- construction
- support
- adjusting means
- vertical rod
- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 65
- 239000002023 wood Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 3
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 239000004567 concrete Substances 0.000 abstract description 6
- 241000743339 Agrostis Species 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2220/00—Temporary installations or constructions
Abstract
The present invention relates to a kind of supporting construction for removing internal support of foundation pit beam, including several Support brackets and several square wood strips, the Support bracket is disposed side by side on base plate, it includes four vertical rods, is fixed between adjacent vertical rod and brace, the top and bottom of each vertical rod are provided with top adjusting means, bottom adjusting means, and the Basolateral of vertical rod is provided with roller.The symmetrically placed two ends for having two square wood strips, every square wood strip are shelved in adjacent top adjusting means on each Support bracket.The Support bracket device is not required to set up again the temporary bents of different height when the support beam of different height is removed, and can safely carry the concrete inner support beam block after cutting, substantially reduces the construction period, effectively reduces cost.The invention further relates to the construction method of above-mentioned supporting construction.The method can effectively shorten the duration compared with the construction of conventional steel framed bent, and efficiency of construction is greatly improved.
Description
Technical field
The present invention relates to the realm of building construction, specifically refer to, it is a kind of for removing foundation pit reinforced concrete inner support beam
Supporting construction and its construction method.
Background technology
In construction, the excavation of foundation pit and basement structure construction of some basement engineerings need to carry out pattern foundation pit supporting structure
Design and construction, wherein supporting would generally contain reinforced concrete inner support beam in setting, and the beam is excavated and base plate in basement
Need to remove after the completion of construction.
At present, in the Demolition Construction process to foundation pit reinforced concrete inner support beam (hereinafter referred to as internal support of foundation pit beam)
In, the support concrete block after cutting is carried using support meanss such as type steel support bracket, conventional steel framed bents, to ensure branch
Support resistance to overturning.Type steel support bracket bearing capacity preferably, but sets up inconvenience, and difficulty of construction is larger, to complicated basement
Structure adaptability is not high；Although conventional steel framed bent supporting ＆ stablizing, and easy construction, simple to operate, quantities is larger, each
Road support beam is required for setting up and removes.Although can shorten the dismounting duration with crane lifting, easy to operate, crane lifting is to field
Ground requirement is higher, and requires concrete block within radius is lifted, it is necessary to fork truck coordinates, and buries muscle, ramp and reserved opening and receive
Resistance area top support cannot pitch fortune, spend high.In addition, removing the armored concrete branch of different height such as 1.3m~1.6m
, it is necessary to set up the interim steel pipe framed bent of different height, the construction period is long, and needs to put into substantial amounts of man power and material during support beam.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of supporting construction for removing internal support of foundation pit beam, energy
Enough adjustment height, to adapt to the reinforced concrete inner support beam of different height.
In order to solve the above problems, the technical solution adopted by the present invention is as follows：
A kind of supporting construction for removing internal support of foundation pit beam, including several Support brackets and several square wood strips,
The Support bracket is disposed side by side on base plate, it includes four vertical rods, be fixed between adjacent rod end and
Cross bar between bottom and be fixed in adjacent vertical rod it is diagonal between brace, the top of each vertical rod is provided with top regulation dress
Put, the bottom of vertical rod is provided with bottom adjusting means, the Basolateral of vertical rod is provided with roller,
Symmetrically placed on each Support bracket to have two square wood strips, the two ends of every square wood strip are shelved on adjacent top and adjust
On regulating device.
As a further improvement, in order that building and dismantling and more facilitate, the vertical rod and cross bar and brace are by circle
Disc type is snapped connection.
Further, the top of the vertical rod has internal thread, and top adjusting means is that can adjust U-shaped jacking.
The maximal regulated length of the top adjusting means is preferably 300mm.
Further, the bottom of the vertical rod has internal thread, and the bottom adjusting means is adjustable collet.
The maximal regulated length of the adjustable collet is preferably 80mm.
Further, the distance between adjacent Support bracket is 500mm.
Further, in order to adjust the flatness of Support bracket, chock is placed between the base plate and Support bracket.
Further, the cross bar being fixed between adjacent vertical rod bottom and the distance between ground are less than or equal to 200mm.Namely
Say, bar of sweeping the floor is liftoff to be not more than 200mm.
Compared with prior art, the beneficial effect of Support bracket device of the present invention is,
1st, after Support bracket device of the invention is set up, can be by top adjusting means and bottom adjusting means at any time
Regulation height, it is practical.When the support beam of different height (1.3m~1.6m or so) is removed, it is not required to set up different height again
The temporary bents of degree, and the concrete inner support beam block after cutting can be safely carried, the construction period is substantially reduced, effectively
Reduce cost.
2nd, Support bracket device of the invention is snapped connection using disc type, firm in structure, sets up and remove very convenient,
Construction quality is high and is easy to construction.
3rd, Support bracket bottom of device of the invention carries roller, is easy to movement, and flexibility is strong.
Present invention also offers the above-mentioned construction method for removing the supporting construction of internal support of foundation pit beam, including following apply
Work step is rapid：
S1, the length according to internal support of foundation pit beam, set up several Support brackets, then coordinate fortune with fork truck with crane lifting
Transport at basement construction；
On S2, the base plate being placed side by side on Support bracket below internal support of foundation pit beam, and between making adjacent Support bracket
At a certain distance；
S3, regulation bottom adjusting means, make roller be separated with base plate, make the cross bar that is fixed between adjacent vertical rod bottom and
Distance between ground is less than or equal to 200mm, and then square wood strip is placed in the adjusting means of top, regulation top regulation dress
Put, until square wood strip is in contact with internal support of foundation pit beam to be removed；
After S4, the cutting of internal support of foundation pit beam are finished, bottom adjusting means is adjusted, roller is in contact with base plate, be moved to
At next construction, the step of repeat S1 to S3.
The beneficial effect of the construction method of Support bracket device of the present invention is：
1st, the construction method of the Support bracket device can effectively shorten the duration compared with the construction of conventional steel framed bent, and efficiency of construction is obtained
To increasing substantially.
2nd, the construction method can set up the Support bracket of varying number according to the inner support beam length to be removed, and
The spacing of adjacent support carriers can be adjusted, construction is flexible, it is ensured that the security of construction.
3rd, the construction method is easy to operate, reduces the input of manpower and materials.
Brief description of the drawings
Fig. 1 is the present invention for removing the application schematic diagram of the preferred embodiment of supporting construction one of internal support of foundation pit beam.
Fig. 2 be Fig. 1 in along the profile at A-A.
Fig. 3 is the connection diagram of disc type buckle and vertical rod, cross bar and brace in the present invention.
Fig. 4 is disc type buckle and vertical rod, the connection diagram of cross bar in the present invention.
Fig. 5 is disc type buckle and vertical rod, the connection diagram of brace in the present invention.
Fig. 6 is the structural representation of the preferred embodiment of top adjusting means one in the present invention.
Fig. 7 is the structural representation of the preferred embodiment of bottom adjusting means one in the present invention.
In figure：1st, base plate；2nd, vertical rod；3rd, cross bar；4th, brace；5th, square wood strip；6th, top adjusting means；7th, disc type card
Button；8th, bottom adjusting means；9th, roller；10th, chock；11st, internal support of foundation pit beam；12nd, shaped steel lattice column.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.According to following explanation, this
The purpose, technical scheme and advantage of invention will be apparent from.It should be noted that described embodiment is of the invention preferred
Embodiment, rather than whole embodiments.
With reference to shown in Fig. 1 and Fig. 2, a kind of supporting construction for removing internal support of foundation pit beam, it includes several supporting brackets
Frame and several square wood strips 5, the Support bracket are disposed side by side on base plate 1, and the distance between described adjacent Support bracket is excellent
Elect 500mm as.It includes four vertical rods 2, is fixed in the cross bar 3 between adjacent rod end and between bottom and is fixed in adjacent
Brace 4 between vertical rod is diagonal, the bottom that the top of each vertical rod is provided with top adjusting means 6, vertical rod is provided with bottom tune
Regulating device 8, the Basolateral of vertical rod is provided with roller 9, symmetrically placed on each Support bracket to have two square wood strips, the every lumps of wood
The two ends of bar are shelved in adjacent top adjusting means.In order to adjust the flatness of Support bracket, preferably, the base plate
Chock 10 is placed between Support bracket.
Above-mentioned Support bracket device can at any time adjust bracket highly by top adjusting means and bottom adjusting means,
When removing the support beam of different height (1.3m~1.6m or so), it is not required to set up again the temporary bents of different height, and can
The concrete inner support beam block after cutting is safely carried, the construction period is substantially reduced, cost is effectively reduced.
The cross bar being fixed between adjacent vertical rod bottom and the distance between ground are less than or equal to 200mm.That is, sweeping the floor
Bar is liftoff to be not more than 200mm.
With reference to shown in Fig. 3 to Fig. 5, preferably, the vertical rod is connected with cross bar and brace by disc type buckle 7.Adopt
Disc type buckle is used, facilitates setting up and removing for Support bracket, there is provided efficiency of construction.
Preferably, the top of the vertical rod has internal thread, and with reference to shown in Fig. 6, top adjusting means is adjustable
Save U-shaped jacking.The maximal regulated length of the top adjusting means is preferably 300mm.
Preferably, the bottom of the vertical rod has internal thread, and with reference to Fig. 7, the bottom adjusting means is adjustable
Section collet.The maximal regulated length of the adjustable collet is preferably 80mm.
Present invention also offers the above-mentioned construction method for removing the supporting construction of internal support of foundation pit beam, including following apply
Work step is rapid：
S1, the length according to internal support of foundation pit beam 11, set up several Support brackets, are then coordinated with fork truck with crane lifting
At transport to basement construction；
On S2, the base plate 1 Support bracket being placed side by side on below internal support of foundation pit beam 11, and make adjacent Support bracket
It is spaced apart；
S3, regulation bottom adjusting means 8, make roller 9 be separated with base plate 1, make the horizontal stroke being fixed between the bottom of adjacent vertical rod 2
Distance between bar 3 and ground is less than or equal to 200mm, and then square wood strip 5 is placed in top adjusting means 6, adjusts top
Adjusting means 6, until square wood strip is in contact with internal support of foundation pit beam to be removed；
After S4, the cutting of internal support of foundation pit beam are finished, bottom adjusting means 8 is adjusted, roller 9 is in contact with base plate 1, it is mobile
The step of at next construction, S1 to S3 is repeated.
The construction method of the Support bracket device shortens the construction period compared with the construction of conventional steel framed bent, and efficiency of construction is obtained
Increase substantially.And the Support bracket of varying number can be set up, and can adjust phase according to the inner support beam length to be removed
The spacing of adjacent Support bracket, construction is flexible, it is ensured that the security of construction.
The above, is only the description explanation of the preferred embodiment of the present invention, and not limiting the scope of the present invention, shows
So, any those of ordinary skill in the art are based on above-described embodiment, can readily occur in replacement or change to obtain other implementations
Example, all should be included within the scope of the present invention.
Claims (10)
1. a kind of supporting construction for removing internal support of foundation pit beam, it is characterised in that：
It includes several Support brackets and several square wood strips (5),
The Support bracket is disposed side by side on base plate (1), and it includes four vertical rods (2), is fixed between adjacent rod end
And cross bar (3) between bottom and be fixed in adjacent vertical rod it is diagonal between brace (4), the top of each vertical rod is provided with top
Adjusting means (6), the bottom of vertical rod are provided with bottom adjusting means (8), and the Basolateral of vertical rod is provided with roller (9),
Symmetrically placed on each Support bracket to have two square wood strips (5), the two ends of every square wood strip are shelved on adjacent top and adjust
On regulating device.
2. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
The vertical rod is connected with cross bar and brace by disc type buckle (7).
3. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
The top of the vertical rod has internal thread, and top adjusting means is that can adjust U-shaped jacking.
4. the supporting construction for removing internal support of foundation pit beam according to claim 3, it is characterised in that：
The maximal regulated length of the top adjusting means is 300mm.
5. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
The bottom of the vertical rod has internal thread, and the bottom adjusting means is adjustable collet.
6. the supporting construction for removing internal support of foundation pit beam according to claim 5, it is characterised in that：
The maximal regulated length of the adjustable collet is 80mm.
7. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
The distance between adjacent Support bracket is 500mm.
8. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
Chock (10) is placed between the base plate and Support bracket.
9. the supporting construction for removing internal support of foundation pit beam according to claim 1, it is characterised in that：
The cross bar being fixed between adjacent vertical rod bottom and the distance between ground are less than or equal to 200mm.
10. the construction method for removing the supporting construction of internal support of foundation pit beam according to claim 1, its feature exists
In, including following construction procedure：
S1, the length according to internal support of foundation pit beam, set up several Support brackets, then coordinate transport extremely with fork truck with crane lifting
At basement construction；
On S2, the base plate being placed side by side on Support bracket below internal support of foundation pit beam, and adjacent Support bracket is set to be spaced one
Set a distance；
S3, regulation bottom adjusting means, make roller be separated with base plate, make the cross bar and the ground that are fixed between adjacent vertical rod bottom
Between distance be less than or equal to 200mm, then square wood strip is placed in the adjusting means of top, adjust top adjusting means, directly
It is in contact with internal support of foundation pit beam to be removed to square wood strip；
After S4, the cutting of internal support of foundation pit beam are finished, bottom adjusting means is adjusted, roller is in contact with base plate, be moved to next
At construction, the step of repeat S1 to S3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116278.9A CN106836237A (en) | 2017-03-01 | 2017-03-01 | A kind of supporting construction and its construction method for removing internal support of foundation pit beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116278.9A CN106836237A (en) | 2017-03-01 | 2017-03-01 | A kind of supporting construction and its construction method for removing internal support of foundation pit beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106836237A true CN106836237A (en) | 2017-06-13 |
Family
ID=59138767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710116278.9A Pending CN106836237A (en) | 2017-03-01 | 2017-03-01 | A kind of supporting construction and its construction method for removing internal support of foundation pit beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106836237A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476317A (en) * | 2017-09-25 | 2017-12-15 | 中国五冶集团有限公司 | The support component removed for internal support of foundation pit beam |
| CN108252536A (en) * | 2018-02-02 | 2018-07-06 | 上海建工四建集团有限公司 | A kind of adjustable stirrup system and its application method |
| CN111576439A (en) * | 2020-05-26 | 2020-08-25 | 中铁十二局集团有限公司 | Concrete support dismantling prestressed support and construction method thereof |
| CN112144543A (en) * | 2020-10-15 | 2020-12-29 | 中建四局第三建设有限公司 | Construction method for quickly removing inner support of foundation pit support |
| CN112411568A (en) * | 2020-11-11 | 2021-02-26 | 中天建设集团有限公司 | Foundation pit concrete support beam bottom form removal device and form removal method |
| CN113982634A (en) * | 2021-12-11 | 2022-01-28 | 汕尾市广投建设工程有限公司 | Lining reinforcing frame and method for remedying hidden danger of existing civil air defense tunnel |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476317A (en) * | 2017-09-25 | 2017-12-15 | 中国五冶集团有限公司 | The support component removed for internal support of foundation pit beam |
| CN107476317B (en) * | 2017-09-25 | 2019-08-30 | 中国五冶集团有限公司 | The support component removed for internal support of foundation pit beam |
| CN108252536A (en) * | 2018-02-02 | 2018-07-06 | 上海建工四建集团有限公司 | A kind of adjustable stirrup system and its application method |
| CN111576439A (en) * | 2020-05-26 | 2020-08-25 | 中铁十二局集团有限公司 | Concrete support dismantling prestressed support and construction method thereof |
| CN112144543A (en) * | 2020-10-15 | 2020-12-29 | 中建四局第三建设有限公司 | Construction method for quickly removing inner support of foundation pit support |
| CN112411568A (en) * | 2020-11-11 | 2021-02-26 | 中天建设集团有限公司 | Foundation pit concrete support beam bottom form removal device and form removal method |
| CN113982634A (en) * | 2021-12-11 | 2022-01-28 | 汕尾市广投建设工程有限公司 | Lining reinforcing frame and method for remedying hidden danger of existing civil air defense tunnel |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Yan Inventor after: Liu Jian Inventor after: Deng Sui Inventor after: Wang Shuiliang Inventor after: Chen Hongrong Inventor before: Fang Yi Inventor before: Li Yan Inventor before: Deng Sui Inventor before: Wang Shuiliang Inventor before: Chen Hongrong |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |