CN208650067U - Underground increasing layer excavates new supporting structure - Google Patents
Underground increasing layer excavates new supporting structure Download PDFInfo
- Publication number
- CN208650067U CN208650067U CN201821113103.9U CN201821113103U CN208650067U CN 208650067 U CN208650067 U CN 208650067U CN 201821113103 U CN201821113103 U CN 201821113103U CN 208650067 U CN208650067 U CN 208650067U
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- Prior art keywords
- main part
- newly
- basement
- supporting main
- bottom board
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- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 5
- 238000009412 basement excavation Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009424 underpinning Methods 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
A kind of underground increasing layer provided by the utility model excavates new supporting structure, several new supporting main parts, the outside of basement metope is set, and new outer supporting main part is connected to form with former supporting main part, it is connected between the new outer supporting main part and former basement bottom board by horizontally disposed inner support member, load-bearing pillar of the foundation pile part that lower layer of former basement bottom board as newly-increased basement；Newly-increased basement cushion cap, builds on the position between newly-increased basement bottom board absolute altitude and former base stake, and establishing between newly-increased basement cushion cap has newly-increased basement bottom board；Newly-increased ground beam, drawknot foundation pile and with newly-increased basement bottom board upper surface flush.Its difficulty of construction of the utility model is low, the construction time is shorter, while saving construction cost using former basement bottom board as the lower horizontal support replacement dug when increasing basement newly so as to shorten process.
Description
Technical field
The utility model relates to underground pile support technology fields, and in particular to a kind of underground increasing layer excavation New Supporting knot
Structure.
Background technique
With the continuous propulsion of urban development, the underground space underutilization problem of past old building is outstanding day by day,
Existing building carries out underground space development and has important practical significance.Need to carry out supporting structure system when underground space development
Construction, and supporting construction and common supporting construction have larger difference when the progress underground space development of existing building lower part: 1) supporting
Inside configuration is existed building；2) Supporting Structure deformation control is more demanding
The existing patent document application No. is CN201410690050.7, which discloses, " utilizes supporting construction and underpinning structure
Support existing building underground increasing layer method " patent document, the outside at two angles on the inside of the isolated footing frame column of outside,
The construction reinforced bar concrete underpinned pile by way of holing with slurry wall protection stake, and the bottom of underpinned pile is supported on solid rock layer,
So that the region deeper in east lithosphere；It is very high to underpin pile length, difficulty of construction is big, the construction time is long.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of underground increasing layers to excavate new supporting structure, solves existing underground and increases
Layer excavates the new supporting structure defect that difficulty of construction is big, the construction time is long.
(2) technical solution
In order to solve the above-mentioned technical problem, a kind of underground increasing layer provided by the utility model excavates new supporting structure, if
Dry new supporting main part is arranged in the outside of basement metope, and is connected to form new outer supporting main part with former supporting main part, described
It is connected between new outer supporting main part and former basement bottom board by horizontally disposed inner support member, lower layer of former basement bottom board
Load-bearing pillar of the foundation pile part as newly-increased basement；Newly-increased basement cushion cap, builds on newly-increased basement bottom board absolute altitude and former base
Position between stake, increasing newly to establish between basement cushion cap has newly-increased basement bottom board；Newly-increased ground beam, drawknot foundation pile and with it is newly-increased
Basement bottom board upper surface flush.The utility model is using the supporting being connected on the outside of room metope located underground with basement bottom board
Main part, so that supporting main part is connected with basement bottom surface, so that supporting main part and basement are reinforced fixing, difficulty of construction is low,
Construction time is shorter, at the same using former basement bottom board as it is lower dig newly-increased basement when horizontal support replacement, so as to shorten process,
Save construction cost；The elevation of top of new supporting main part is lower than the elevation of top of former supporting main part, makes full use of former supporting main part,
The supporting construction for saving the position, reduces costs.
Preferably, the new supporting main part is on the inside of former supporting main part, and the elevation of top of new supporting main part is lower than former branch
Protect main part elevation of top.
Preferably, the top of the new supporting main part is concordant with former basement bottom board, new supporting main part and former supporting main part
The position of overlapping mutually reclines, and is connected between the two by capping beam.
Preferably, described inner support one end is connected with new outer supporting main part, and the other end is corresponding former on former outer wall of basement
The position of basement bottom board is connected.
Preferably, the distance between described inner support 3-8m.
Preferably, it further includes at least one set of outer support part that the underground increasing layer, which excavates new supporting structure,；Positioned at the bottom
The supporting main part on plate top connects the exterior wall of basement by outer support part；The outer support part is located at the top of supporting main part,
And same level height is in earth's surface.
Preferably, support replacement, one end of support replacement and new branch are had between the new outer supporting main part and newly-increased basement bottom board
It protects main part to be connected, the other end of support replacement is connected with newly-increased basement bottom board.
Preferably, the support replacement includes steel bar and the jack positioned at steel bar one end, the steel bar far from jack one
End is fixed on supporting main part, and ground lower plate is withstood in the jack end.
Preferably, the steel bar is I-steel.
Preferably, coupling part, inner support member and the basement bottom board of the supporting main part and inner support member, which pour, builds up one
A entirety forms the auxiliary basement bottom board of reinforcing.
(3) beneficial effect
A kind of underground increasing layer provided by the utility model excavates new supporting structure, has the advantage that
1, the utility model is using the supporting main part being connected on the outside of room metope located underground with basement bottom board, so that supporting
Main part is connected with basement bottom surface, so that supporting main part and basement are reinforced fixing, difficulty of construction is low, the construction time is shorter,
Construction cost is saved so as to shorten process using former basement bottom board as the lower horizontal support replacement dug when increasing basement newly simultaneously；
The elevation of top of new supporting main part is lower than the elevation of top of former supporting main part, makes full use of former supporting main part, saves the position
Supporting construction, reduce costs.
Detailed description of the invention
Fig. 1 is that the underground increasing layer of the embodiments of the present invention 1 excavates new supporting structure structural schematic diagram；
Fig. 2 is that the underground increasing layer of the embodiments of the present invention 1 excavates the partial enlargement diagram of new supporting structure.
1, new supporting main part；2, new outer supporting main part；3, inner support member；4, load-bearing pillar；5, basement cushion cap is increased newly；6, new
Increase basement bottom board；7, ground beam is increased newly；8, basement bottom board is assisted；10, outer support part；11, support replacement；12, steel bar；13, very heavy
Top；100, basement；200, basement bottom board is increased newly.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Embodiment 1:
As shown in Figure 1 and Figure 2, a kind of underground increasing layer provided by the utility model excavates new supporting structure, several new branch
Main part 1 is protected, the outside of 100 metope of basement is set, and is connected to form new outer supporting main part 2 with former supporting main part, it is described new
It is connected between outer supporting main part and former basement bottom board by horizontally disposed inner support member 3, lower layer of former basement bottom board
Load-bearing pillar 4 of the foundation pile part as newly-increased basement；Newly-increased basement cushion cap 5, builds on newly-increased basement bottom board absolute altitude and original
Position between foundation pile, increasing newly to establish between basement cushion cap has newly-increased basement bottom board 6；Newly-increased ground beam 7, drawknot foundation pile and with
Newly-increased basement bottom board upper surface flush.Coupling part, inner support member and the basement of the supporting main part and inner support member
Bottom slab concreting forms the auxiliary basement bottom board 8 of reinforcing at an entirety.
The new supporting main part is on the inside of former supporting main part, and the elevation of top of new supporting main part is lower than former supporting main part top
Portion's absolute altitude.The top of the new supporting main part is concordant with former basement bottom board, the new supporting main part portion Chong Die with former supporting main part
Position mutually reclines, and is connected between the two by capping beam.Described inner support one end is connected with new outer supporting main part, the other end and original
The position of corresponding original basement bottom board is connected on outer wall of basement.The distance between inner support 3-8m.
It further includes at least one set of outer support part 10 that the underground increasing layer, which excavates new supporting structure,；Positioned at the bottom plate top
Supporting main part by outer support part connect basement exterior wall；The outer support part is located at the top of supporting main part, and with ground
Table is in same level height.
Support replacement 11, one end of support replacement and new supporting are had between the new outer supporting main part and newly-increased basement bottom board 200
Main part is connected, and the other end of support replacement is connected with newly-increased basement bottom board.The support replacement includes steel bar 12 and positioned at steel bar one end
Jack 13, the steel bar are fixed on supporting main part far from one end of jack, and ground lower plate is withstood in the jack end.
The steel bar is I-steel.
When the embodiments of the present invention are implemented, the construction of enclosure wall (stake) is carried out on the outside of existing building.Braced wall
The construction being supported after the completion of (stake) construction, support support side and go along with sb. to guard him in such a way that I-steel and jack combine
Structure connection, side is connect with existing building bottom plate (top plate).The excavation that the soil body is carried out after the completion of support, when deforming excessive,
Carry out jack pressurization, supporting construction two sides symmetrical construction.When soil excavation to next support absolute altitude, support together is carried out down
Construction, continue soil excavation, pressurization and etc..When excavating designed elevation, bottom slab concreting is carried out, while support being poured
It builds, forms unified whole, formation auxiliary basement bottom board with basement bottom board.
Embodiment 2:
A kind of underground increasing layer provided by the utility model excavates new supporting structure, several new supporting main parts, and setting exists
The outside of basement metope, and be connected to form new outer supporting main part with former supporting main part, the new outer supporting main part under original place
It is connected between the bottom plate of room by horizontally disposed inner support member, the foundation pile part that lower layer of former basement bottom board is as newly-increased underground
The load-bearing pillar of room；Newly-increased basement cushion cap, builds on the position between newly-increased basement bottom board absolute altitude and former base stake, increases underground newly
Establishing between the cushion cap of room has newly-increased basement bottom board；Newly-increased ground beam, drawknot foundation pile are simultaneously equal with newly-increased basement bottom board upper surface
Together.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type etc. are all can be with
It is varied, all equivalents and improvement carried out on the basis of technical solutions of the utility model should not exclude
Except the protection scope of the utility model.
Claims (10)
1. a kind of underground increasing layer excavates new supporting structure characterized by comprising several new supporting main parts are arranged on ground
The outside of lower room metope, and new outer supporting main part, the new outer supporting main part and former basement are connected to form with former supporting main part
It is connected between bottom plate by horizontally disposed inner support member, the foundation pile part that lower layer of former basement bottom board is as newly-increased basement
Load-bearing pillar；Newly-increased basement cushion cap, builds on the position between newly-increased basement bottom board absolute altitude and former base stake, increases basement newly
Establishing between cushion cap has newly-increased basement bottom board；Newly-increased ground beam, drawknot foundation pile and with newly-increased basement bottom board upper surface flush.
2. underground increasing layer as described in claim 1 excavates new supporting structure, which is characterized in that the new supporting main part is in
On the inside of former supporting main part, the elevation of top of new supporting main part is lower than former supporting main part elevation of top.
3. underground increasing layer as claimed in claim 2 excavates new supporting structure, which is characterized in that the top of the new supporting main part
Portion is concordant with former basement bottom board, and the new supporting main part position Chong Die with former supporting main part mutually reclines, and passes through pressure between the two
Top beam connection.
4. underground increasing layer as described in claim 1 excavates new supporting structure, which is characterized in that described inner support one end and new
Outer supporting main part is connected, and the other end is connected with the position of former basement bottom board corresponding on former outer wall of basement.
5. underground increasing layer as claimed in claim 4 excavates new supporting structure, which is characterized in that between the inner support away from
From 3-8m.
6. the underground increasing layer as described in claims 1 or 2 or 3 or 4 or 5 excavates new supporting structure, which is characterized in that further include
At least one set of outer support part；The exterior wall that supporting main part positioned at the bottom plate top passes through outer support part connection basement；It is described
Outer support part is located at the top of supporting main part, and is in same level height with earth's surface.
7. the underground increasing layer as described in claims 1 or 2 or 3 or 4 or 5 excavates new supporting structure, which is characterized in that described new
Support replacement is had between outer supporting main part and newly-increased basement bottom board, one end of support replacement is connected with new supporting main part, support replacement it is another
End is connected with newly-increased basement bottom board.
8. underground increasing layer as claimed in claim 7 excavates new supporting structure, which is characterized in that the support replacement include steel bar and
Jack positioned at steel bar one end, the steel bar are fixed on supporting main part far from one end of jack, the jack end
Withstand ground lower plate.
9. underground increasing layer as claimed in claim 8 excavates new supporting structure, which is characterized in that the steel bar is I-steel.
10. the underground increasing layer as described in claims 1 or 2 or 3 or 4 or 5 excavates new supporting structure, which is characterized in that described
The coupling part of supporting main part and inner support member, inner support member and basement bottom board, which pour, builds up an entirety, forms the auxiliary of reinforcing
Help basement bottom board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821113103.9U CN208650067U (en) | 2018-07-13 | 2018-07-13 | Underground increasing layer excavates new supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821113103.9U CN208650067U (en) | 2018-07-13 | 2018-07-13 | Underground increasing layer excavates new supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208650067U true CN208650067U (en) | 2019-03-26 |
Family
ID=65785029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821113103.9U Expired - Fee Related CN208650067U (en) | 2018-07-13 | 2018-07-13 | Underground increasing layer excavates new supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208650067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155779A (en) * | 2019-06-12 | 2020-05-15 | 枣庄科技职业学院 | Steel structure building underground storey-adding construction device and construction method thereof |
-
2018
- 2018-07-13 CN CN201821113103.9U patent/CN208650067U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155779A (en) * | 2019-06-12 | 2020-05-15 | 枣庄科技职业学院 | Steel structure building underground storey-adding construction device and construction method thereof |
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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: 20190326 |