CN113216692A - Underpinning and jacking masonry construction method - Google Patents
Underpinning and jacking masonry construction method Download PDFInfo
- Publication number
- CN113216692A CN113216692A CN202110392450.XA CN202110392450A CN113216692A CN 113216692 A CN113216692 A CN 113216692A CN 202110392450 A CN202110392450 A CN 202110392450A CN 113216692 A CN113216692 A CN 113216692A
- Authority
- CN
- China
- Prior art keywords
- concrete ring
- jacking
- ring beam
- jack
- beams
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/06—Separating, lifting, removing of buildings; Making a new sub-structure
- E04G23/065—Lifting of buildings
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D35/00—Straightening, lifting, or lowering of foundation structures or of constructions erected on foundations
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a construction method for underpinning and jacking masonry, which comprises the following steps: a. pouring concrete ring beams in a masonry wall of the masonry wall building according to a segmented wall-dismantling pouring mode, wherein the concrete ring beams are respectively poured and formed in an inclined opening pouring mode; longitudinal bars extending along the length direction of the concrete ring beam are embedded in the concrete ring beam, and two end parts of the longitudinal bars respectively extend out of the end surfaces of the corresponding sides of the concrete ring beam; b. the longitudinal bars of two adjacent concrete ring beams are welded with each other; c. respectively digging jack mounting grooves below each concrete ring beam, and then respectively mounting jacking jacks in the jack mounting grooves; d. and starting each jacking jack to perform jacking operation, wherein each jacking jack acts on the corresponding concrete ring beam respectively. Through the design of the steps, the jacking deviation rectification device can effectively realize the jacking deviation rectification of the masonry wall building, and has the advantages of simple construction and high construction efficiency.
Description
Technical Field
The invention relates to the technical field of building jacking deviation correction, in particular to a construction method for underpinning and jacking masonry.
Background
In the current construction project, most buildings such as frame structures, masonry structures, bridge structures and the like are built on uneven soil layers due to complexity and uncertainty of soil layers of building foundations, when the buildings are affected by long-term dynamic load, earthquake motion or self-weight, the buildings incline or settle unevenly to different degrees, which can cause cracking of local members of the buildings, further affect the use function of the buildings, and finally develop that the functions of the buildings are completely lost or collapsed. Therefore, on the basis of good conditions, the building is corrected by adopting a jacking method, so that the building can be righted, and the building is reinforced to recover the use function of the building, and the jacking method correction is an important correction measure in the current engineering.
It should be noted that, for the masonry wall building, due to the particularity of the structure, it is difficult to realize the integral jacking of the masonry wall building in the prior art.
Disclosure of Invention
The invention aims to provide a underpinning and jacking masonry construction method aiming at the defects of the prior art, the underpinning and jacking masonry construction method can effectively realize the jacking and deviation correction of a masonry wall building, and is simple in construction and high in construction efficiency.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A underpinning and jacking masonry construction method is applied to masonry wall buildings and comprises the following steps:
a. pouring concrete ring beams in a masonry wall of a masonry wall building according to a segmented wall-dismantling pouring mode, wherein the concrete ring beams are respectively poured and formed in an inclined opening pouring mode, all the concrete ring beams are horizontally aligned, the width value of each concrete ring beam is equal to that of the masonry wall, and the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m; longitudinal bars extending along the length direction of the concrete ring beam are embedded in the concrete ring beam, and two end parts of the longitudinal bars respectively extend out of the end surfaces of the corresponding sides of the concrete ring beam;
b. the longitudinal bars of two adjacent concrete ring beams are welded with each other;
c. respectively digging jack mounting grooves below each concrete ring beam, then respectively mounting a jacking jack in each jack mounting groove, respectively fixing the bottom surface of each jacking jack on the bottom surface of the corresponding jack mounting groove, and respectively abutting and contacting the jacking end part of each jacking jack with the bottom surface of the corresponding concrete ring beam;
d. and starting each jacking jack to perform jacking operation, wherein each jacking jack acts on the corresponding concrete ring beam respectively.
And stirrups are also pre-embedded in the concrete ring beams.
The inner support connecting pieces are embedded in the concrete ring beams respectively, and the inner support connecting pieces of the concrete ring beams respectively protrude and extend to the outer sides of the corresponding concrete ring beams;
and a ring beam inner support is arranged between the two oppositely arranged concrete ring beams, and two end parts of the ring beam inner support are respectively connected with the inner support connecting piece on the corresponding side.
Wherein the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m.
The invention has the beneficial effects that: the invention relates to a underpinning and jacking masonry construction method, which is applied to masonry wall construction and comprises the following steps: a. pouring concrete ring beams in a masonry wall of a masonry wall building according to a segmented wall-dismantling pouring mode, wherein the concrete ring beams are respectively poured and formed in an inclined opening pouring mode, all the concrete ring beams are horizontally aligned, the width value of each concrete ring beam is equal to that of the masonry wall, and the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m; longitudinal bars extending along the length direction of the concrete ring beam are embedded in the concrete ring beam, and two end parts of the longitudinal bars respectively extend out of the end surfaces of the corresponding sides of the concrete ring beam; b. the longitudinal bars of two adjacent concrete ring beams are welded with each other; c. respectively digging jack mounting grooves below each concrete ring beam, then respectively mounting a jacking jack in each jack mounting groove, respectively fixing the bottom surface of each jacking jack on the bottom surface of the corresponding jack mounting groove, and respectively abutting and contacting the jacking end part of each jacking jack with the bottom surface of the corresponding concrete ring beam; d. and starting each jacking jack to perform jacking operation, wherein each jacking jack acts on the corresponding concrete ring beam respectively. Through the design of the steps, the jacking deviation rectification device can effectively realize the jacking deviation rectification of the masonry wall building, and has the advantages of simple construction and high construction efficiency.
Drawings
The invention will be described in connection with the following drawings, to which, however, the embodiments in the drawings are not to be construed as limiting the invention.
FIG. 1 is a schematic view of the construction of the present invention.
FIG. 2 is a schematic view of the present invention from another perspective.
Included in fig. 1 and 2 are:
1-masonry wall 2-concrete ring beam
3-jack mounting groove 4-jacking jack.
Detailed Description
The present invention will be described below with reference to specific embodiments.
A underpinning and jacking masonry construction method is applied to masonry wall buildings and comprises the following steps:
a. pouring concrete ring beams in a masonry wall of a masonry wall building according to a segmented wall-dismantling pouring mode, wherein the concrete ring beams are respectively poured and formed in an inclined opening pouring mode, all the concrete ring beams are horizontally aligned, the width value of each concrete ring beam is equal to that of the masonry wall, and the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m; longitudinal bars extending along the length direction of the concrete ring beam are embedded in the concrete ring beam, and two end parts of the longitudinal bars respectively extend out of the end surfaces of the corresponding sides of the concrete ring beam; preferably, the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m;
b. the longitudinal bars of two adjacent concrete ring beams are welded with each other;
c. respectively digging jack mounting grooves below each concrete ring beam, then respectively mounting a jacking jack in each jack mounting groove, respectively fixing the bottom surface of each jacking jack on the bottom surface of the corresponding jack mounting groove, and respectively abutting and contacting the jacking end part of each jacking jack with the bottom surface of the corresponding concrete ring beam;
d. and starting each jacking jack to perform jacking operation, wherein each jacking jack acts on the corresponding concrete ring beam respectively.
And stirrups are also pre-embedded in the concrete ring beams.
In order to improve the integrity of jacking, the invention adopts the following design: the inner support connecting pieces are embedded in the concrete ring beams respectively, and the inner support connecting pieces of the concrete ring beams respectively protrude and extend to the outer sides of the corresponding concrete ring beams; and a ring beam inner support is arranged between the two oppositely arranged concrete ring beams, and two end parts of the ring beam inner support are respectively connected with the inner support connecting piece on the corresponding side.
According to the conditions, the jacking deviation rectification device can effectively realize the jacking deviation rectification of the masonry wall building, and has the advantages of simple construction and high construction efficiency.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (4)
1. The underpinning and jacking masonry construction method is applied to masonry wall buildings and is characterized by comprising the following steps:
a. pouring concrete ring beams in a masonry wall of a masonry wall building according to a segmented wall-dismantling pouring mode, wherein the concrete ring beams are respectively poured and formed in an inclined opening pouring mode, all the concrete ring beams are horizontally aligned, the width value of each concrete ring beam is equal to that of the masonry wall, and the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m; longitudinal bars extending along the length direction of the concrete ring beam are embedded in the concrete ring beam, and two end parts of the longitudinal bars respectively extend out of the end surfaces of the corresponding sides of the concrete ring beam;
b. the longitudinal bars of two adjacent concrete ring beams are welded with each other;
c. respectively digging jack mounting grooves below each concrete ring beam, then respectively mounting a jacking jack in each jack mounting groove, respectively fixing the bottom surface of each jacking jack on the bottom surface of the corresponding jack mounting groove, and respectively abutting and contacting the jacking end part of each jacking jack with the bottom surface of the corresponding concrete ring beam;
d. and starting each jacking jack to perform jacking operation, wherein each jacking jack acts on the corresponding concrete ring beam respectively.
2. The method of claim 1, wherein the method comprises the following steps: and stirrups are also pre-embedded in the concrete ring beams.
3. The method of claim 1, wherein the method comprises the following steps: the inner support connecting pieces are embedded in the concrete ring beams respectively, and the inner support connecting pieces of the concrete ring beams respectively protrude and extend to the outer sides of the corresponding concrete ring beams;
and a ring beam inner support is arranged between the two oppositely arranged concrete ring beams, and two end parts of the ring beam inner support are respectively connected with the inner support connecting piece on the corresponding side.
4. The method of claim 1, wherein the method comprises the following steps: the height value of the bottom surface of each concrete ring beam from the ground is 0.5-1.5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392450.XA CN113216692A (en) | 2021-04-13 | 2021-04-13 | Underpinning and jacking masonry construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392450.XA CN113216692A (en) | 2021-04-13 | 2021-04-13 | Underpinning and jacking masonry construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113216692A true CN113216692A (en) | 2021-08-06 |
Family
ID=77087505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110392450.XA Pending CN113216692A (en) | 2021-04-13 | 2021-04-13 | Underpinning and jacking masonry construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113216692A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1497413A (en) * | 1975-04-09 | 1978-01-12 | Pynford Ltd | Load bearing supports |
| CN102561721A (en) * | 2012-02-29 | 2012-07-11 | 化学工业岩土工程有限公司 | Building jacking deviation rectifying method |
| US20140346421A1 (en) * | 2013-05-21 | 2014-11-27 | Monty Wensel | Apparatus, system and method for lifting a building |
| CN208586936U (en) * | 2018-04-25 | 2019-03-08 | 苏州中固建筑科技股份有限公司 | A kind of control protects brick mixed building joist and demolishes walls constructing device |
| CN110107114A (en) * | 2019-05-21 | 2019-08-09 | 杭州圣基建筑特种工程有限公司 | A kind of lateral Displacement method for brick masonry structure building lifting inclination-correcting |
-
2021
- 2021-04-13 CN CN202110392450.XA patent/CN113216692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1497413A (en) * | 1975-04-09 | 1978-01-12 | Pynford Ltd | Load bearing supports |
| CN102561721A (en) * | 2012-02-29 | 2012-07-11 | 化学工业岩土工程有限公司 | Building jacking deviation rectifying method |
| US20140346421A1 (en) * | 2013-05-21 | 2014-11-27 | Monty Wensel | Apparatus, system and method for lifting a building |
| CN208586936U (en) * | 2018-04-25 | 2019-03-08 | 苏州中固建筑科技股份有限公司 | A kind of control protects brick mixed building joist and demolishes walls constructing device |
| CN110107114A (en) * | 2019-05-21 | 2019-08-09 | 杭州圣基建筑特种工程有限公司 | A kind of lateral Displacement method for brick masonry structure building lifting inclination-correcting |
Non-Patent Citations (2)
| Title |
|---|
| 宋彧: "某四层砖混结构千斤顶顶升纠倾方案研究与应用", 《建筑结构》 * |
| 萧辉祥等: "危房基础加固整治及结构整体顶升技术", 《工程质量》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104912190B (en) | Dry type joggle frame structure | |
| KR101001208B1 (en) | A constructing method of structure using sandwich pc-wall | |
| CN109853783B (en) | Assembled steel plate concrete shear wall structure and construction method | |
| KR101184362B1 (en) | T-typed Precast Concrete Slab and Contstruction Method Thereof | |
| CN211714418U (en) | Single-beam type prefabricated light stair | |
| CN215631898U (en) | Novel underpin jacking masonry structure | |
| CN113216692A (en) | Underpinning and jacking masonry construction method | |
| CN109183805B (en) | Prefabricated foundation pit bracing system and construction method thereof | |
| CN111088877A (en) | Fully-prefabricated combined stair | |
| CN215165648U (en) | Vertical bearing device of reverse construction area structure that can retrieve | |
| CN110904986B (en) | Precast pile-bearing platform assembly type foundation tenon type flange connection structure and construction method | |
| CN111910535B (en) | Nondestructive reinforcement supporting system for single-column pier bridge and construction method | |
| CN113279423A (en) | Prefabricated column pier and post-cast strip foundation beam assembly integral construction method | |
| CN210086685U (en) | Prefabricated staircase and connection structure of prefabricated staircase and floor slab | |
| CN112813852A (en) | Repairing and reinforcing method for bridge deck subsidence of in-service bridge | |
| CN211421603U (en) | Prefabricated combination cast-in-place reinforced concrete assembled post | |
| CN216948300U (en) | Node structure for combining temporary beam and structural beam at position of reverse construction opening | |
| CN104088230B (en) | Connecting method of prefabricated reinforced concrete block assembled bridge abutment | |
| CN220978095U (en) | Pre-buried type bearing platform foundation of tower crane | |
| JP6529241B2 (en) | Building foundation structure and construction method of building foundation structure | |
| CN110359482B (en) | Cantilever type retaining wall structure and construction method thereof | |
| CN211143499U (en) | Steel structure box column member | |
| CN215211576U (en) | Prefabricated conversion beam and beam prefabricated column connecting node structure | |
| CN220504481U (en) | Integral lifting scaffold for steel in core tube well | |
| CN219732059U (en) | Foundation protection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210806 |
|
| RJ01 | Rejection of invention patent application after publication |