CN110029813B - Wall formwork construction method at deformation joint - Google Patents
Wall formwork construction method at deformation joint Download PDFInfo
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- CN110029813B CN110029813B CN201910404661.3A CN201910404661A CN110029813B CN 110029813 B CN110029813 B CN 110029813B CN 201910404661 A CN201910404661 A CN 201910404661A CN 110029813 B CN110029813 B CN 110029813B
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- outer side
- formwork
- deformation joint
- side template
- screw
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- 238000009415 formwork Methods 0.000 title claims abstract description 26
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 239000004567 concrete Substances 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 53
- 239000010959 steel Substances 0.000 claims description 53
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 239000011150 reinforced concrete Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
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- 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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
- E04G17/0655—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts
- E04G17/0657—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts fully recoverable
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- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a wall formwork construction method at a deformation joint, which utilizes a specific opposite-pull screw to integrally fix an outer side formwork, an outer side main keel and an outer side secondary keel which are close to one side of the deformation joint, then integrally hoist and mount and temporarily fix the outer side formwork, then passes through a long screw, penetrates through a disposable plastic sleeve, finally installs an inner side formwork, and after the concrete pouring is completed, the formwork is removed after reaching the formwork removal strength, the inner side formwork, the inner side main keel and the inner side secondary keel are removed firstly, then the long screw is removed, then a crowbar is used for integrally removing the outer side formwork, and integrally hoisting the outer side formwork to the upper layer, so that the problem of difficult installation and removal of the outer side formwork at the deformation joint is solved; the outer side template of the deformation joint has excellent reinforcing measures, the phenomena of mold expansion, bottom slurry leakage and the like can not occur, the construction quality is improved, and the engineering cost is reduced. Compared with the prior art, the method has the characteristics of high construction efficiency, small welding workload, convenience in disassembly and assembly and safe and reliable engineering quality.
Description
Technical Field
The invention belongs to the technical field of house building engineering, and particularly relates to a formwork construction method for a wall body at a deformation joint.
Background
At present, the deformation joint is very common for ultra-long buildings, and some buildings are provided with double-sided shear walls at the deformation joint, and the normal formwork operation space of operators cannot be met because the distance between the deformation joints is too small. If concrete gable walls are arranged between two units of a plurality of residential buildings, the designed distance is 200-300 mm, and for double walls with the wall length exceeding 2m, the wall formwork erection and reinforcement are difficult, and the phenomena of formwork expansion and formwork explosion are easy to occur during concrete pouring, which is a difficult problem faced by engineering technicians.
CN 201710142170.7A deformation joint formwork construction method, it adopts the ordinary screw, the main joist of the outside template of the wall is a double reinforcement of phi 25mm, the secondary joist is a square of 40X 90mm, the template adopts the plywood of thickness greater than or equal to 12mm, double reinforcement and mountain-shaped card welded fastening, weld the nut on the mountain-shaped card, adopt the steel nail to fix the reinforcement on the template to form the whole, install the outside template first while installing, then screw in the screw into the welded nut on the outside template, seal the inside template again; when the inner side template is dismounted, the whole screw rod is dismounted, and finally the outer side template and the main keel are dismounted integrally, so that the following problems exist in the construction process: 1. the mountain-shaped clamp is required to be welded on the steel bar, the nut is required to be welded on the mountain-shaped clamp, the welding workload is large, the inner side template of the wall is easy to deviate during pouring of concrete, 3, the deformation joint template is not internally provided with any support, the deviation is easy to occur during assembling of the deformation joint template, the construction quality is influenced, 4, the screw is required to be detached entirely, and the detaching workload is large.
Disclosure of Invention
In order to solve the technical problems, the invention provides a wall formwork construction method at a deformation joint.
The technical scheme for solving the problems is as follows:
a wall formwork construction method at a deformation joint comprises the following construction steps:
s1, processing a plurality of two-section type opposite-pulling screws,
the two-section opposite-pulling screw comprises a short screw, a long screw and a steel sleeve, wherein threads are respectively turned at two ends of the short screw and the long screw, internal threads are arranged in the steel sleeve, an iron sheet is arranged at one end of the steel sleeve, the thread length of one end of each screw is half of the length of the steel sleeve and is used for being screwed into the steel sleeve, and a prescription-shaped wrench screwing port is formed at the other end of the long screw;
s2, assembling the outer side template of the deformation joint
One end of a short screw rod penetrates through a bolt hole of the outer side template, the other end of the short screw rod is connected with a steel sleeve, the inner side of the outer side template is clamped by an iron sheet of the steel sleeve, and then the outer side main joist is clamped by a butterfly clamp matched nut, so that the outer side template, the outer side main joist and the outer side secondary joist are fixedly connected;
s3, manufacturing an outer side template support
A steel bar with the diameter of 12mm is traversed between the upper part of the lower layer structure wall body and the reinforced concrete wall, and a scaffold board is paved on the steel bar, so that the support of the bottom of the whole outer side template is facilitated;
s4, integrally hoisting the assembled outer side template to the deformation joint by using a hoisting machine for installation and adopting temporary measures for fixation;
s5, assembling deformation joint templates
A disposable plastic sleeve with cup openings at two ends is arranged on the long screw rod in a penetrating way, the length of the disposable plastic sleeve is consistent with the thickness of the wall body, one end of the long screw rod penetrates through the inner side template and is screwed into the steel sleeve, the other end of the long screw rod is clamped on the inner side main keel through a butterfly clamp matching nut, so that the inner side template, the inner side main keel and the inner side secondary keel are fixedly connected,
s6, reinforcing the inner side template
A plurality of steel pipe diagonal braces are arranged between the inner side templates and the ground through steel bar ground anchors so as to prevent the wall templates from deviating when concrete is poured;
s7, after the strength of the wall concrete reaches the requirement of demolding, firstly removing the inner side template, removing the long screw rod at the screwing opening of the square wrench by using the wrench, and then integrally removing the outer side template by using the crow bar, and integrally hoisting the outer side template to the previous layer by using a hoisting machine.
Further, the form is an 18mm thick wood veneer.
Further, the secondary joists are square timber with a section of 50X 100mm and a spacing of 200 mm.
Further, the main joist is a double steel pipe with phi 48 multiplied by 3.0 mm.
The invention utilizes a specific opposite-pull screw to integrally fix an outer side template, an outer side main keel and an outer side secondary keel which are close to one side of a deformation joint, then integrally hoist and mount and temporarily fix the outer side template, then passes through a long screw, penetrates through a disposable plastic sleeve, finally installs an inner side template, removes the template after the concrete pouring is completed and reaches the form removal strength, removes the long screw after removing the inner template, the inner side main keel and the inner side secondary keel, and then integrally removes the outer side template by using a crowbar, and integrally hoists the upper layer, thereby solving the problem of difficult installation and removal of the outer side template at the deformation joint; the outer side template of the deformation joint has excellent reinforcing measures, the phenomena of mold expansion, bottom slurry leakage and the like can not occur, the construction quality is improved, and the engineering cost is reduced.
Compared with the prior art, the invention has the following advantages:
1. the two-section opposite-pull screw rod and the butterfly clip are adopted for fixing, so that the construction efficiency is high, the welding workload is small, and the engineering quality is safe and reliable;
2. a plurality of steel pipe diagonal braces are arranged between the inner side templates and the ground through steel bar ground anchors, so that the inner side templates of the wall can be prevented from deviating when concrete is poured;
3. the long screw is penetrated with the disposable plastic sleeve with cup openings at two ends, and the length of the disposable plastic sleeve is consistent with the thickness of the wall body, so that the long screw is greatly convenient to disassemble, and the cup openings at two ends of the sleeve can be used as inner supports of the form, so that the position degree and construction quality of the deformation joint form assembly are ensured;
4. the split screw does not need to be dismantled entirely, and the dismantling workload is small.
Drawings
FIG. 1 is a schematic view of a two-stage split screw in accordance with a preferred embodiment 1 of the present invention;
FIG. 2 is an exploded view of a two-stage split screw according to the preferred embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view of A-A of FIG. 1;
FIG. 4 is a cross-sectional view of B-B in FIG. 2;
FIG. 5 is a schematic diagram of step S2-step S3 in the preferred embodiment 1 of the present invention;
FIG. 6 is a schematic diagram of step S5 in the preferred embodiment 1 of the present invention;
FIG. 7 is a schematic diagram of step S5 and step S6 in the preferred embodiment 1 of the present invention;
in the figure: the steel plate type concrete wall is characterized in that the steel plate type concrete wall comprises a short screw rod 1, a long screw rod 2, a steel sleeve 3, an iron sheet 4, a nut 5, a butterfly clip 6, a main keel 7, an outer side template 8, an outer side secondary keel 9, a reinforced concrete wall 10, wall steel bars 11, steel bars 12, a scaffold plate 13, a disposable plastic sleeve 14, a steel pipe diagonal bracing 15, a steel bar ground anchor 16, a wrench screwing port 17, an inner side template 18, an inner side main keel 19 and an inner side secondary keel 20.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
The embodiment 1, see FIG. 1-FIG. 7, a high-rise residential building is provided with two units, a deformation joint with the width of 25cm exists between the units, the deformation joint is sealed by adopting a shaping aluminum plate, the total height of the building is 99.6m, the layer height is 3m, 33 layers are all arranged, a reinforced concrete gable is arranged between the two units, the wall length is 5.4m, the wall width is 0.2m, the space between the two walls is narrow, and no operation space is reserved for constructors;
in the embodiment, the construction progress of the two units differs by 2 layers, the first constructed unit gable can be normally supported, the later constructed unit must consider a special method due to the problem of the space between deformation joints, and the mode that all the deformation joints are filled with the polystyrene board and the split screw rod penetrate through the two walls is not practical, and the single wall penetrates through the split screw rod, so that a construction method that a single-sided template and a main keel are integrally fixed and integrally detached is adopted;
a wall formwork construction method at a deformation joint comprises the following construction steps:
s1, processing a plurality of two-section type opposite-pulling screws, wherein the two sections of the opposite-pulling screws are connected through a steel sleeve,
the two-section opposite-pulling screw comprises a short screw 1, a long screw 2 and a steel sleeve 3, wherein threads are respectively turned at two ends of the short screw 1 and the long screw 2, internal threads are arranged in the steel sleeve 3, an iron sheet 4 is arranged at one end of the steel sleeve 3, the thickness of the iron sheet 4 is 3mm, the thread length at one end of each screw is half of the length of the steel sleeve 3 and is used for being screwed into the steel sleeve, and a prescription-shaped wrench screwing port is formed at the other end of the long screw 2;
s2, assembling the outer side template of the deformation joint, see FIG. 5;
one end of a short screw rod 1 passes through a bolt hole of an outer side template 8, the other end of the short screw rod is connected with a steel sleeve 3, the inner side of the outer side template 8 is clamped by an iron sheet 4 of the steel sleeve 3, and then an outer side main keel 7 is clamped by a butterfly clamp 6 matched with a nut 5, so that the outer side template 8, the outer side main keel 7 and an outer side secondary keel 9 are connected and fixed into a whole; considering the material turnover requirement, the template is a 18mm thick wood plywood, the secondary joists are square with the cross section of 50 multiplied by 100mm and the spacing of 200mm, and the main joists are double-steel-pipe main joists with the diameter of 48 multiplied by 3.0 mm.
S3, manufacturing an outer side template support, see FIG. 5;
a steel bar 12 with the diameter of 12mm is transversely arranged between the upper part of the lower layer structure wall body and the reinforced concrete wall 10, and a scaffold board 13 is paved on the steel bar 12, so that the support of the bottom of the outer side template 8 is facilitated;
s4, integrally hoisting the assembled outer side template to the deformation joint by using a hoisting machine for installation and adopting temporary measures for fixation;
s5, assembling a deformation joint template, see fig. 6 and 7;
the long screw 2 is penetrated with a disposable plastic sleeve 14 with cup openings at two ends, the disposable plastic sleeve 14 is a plastic sleeve with higher strength (PPPE material can be adopted), the length of the disposable plastic sleeve 14 is consistent with the thickness of the wall body, and the disposable plastic sleeve can replace the traditional concrete block to be used as a template internal support; one end of the long screw rod 2 passes through the inner side template 18 and is screwed into the steel sleeve 3, the other end of the long screw rod is clamped on the inner side main keel 19 through the butterfly clamp 6 matched with the nut 5, thereby connecting and fixing the inner side template 18, the inner side main keel 19 and the inner side secondary keel 20,
s6, reinforcing an inner side template, see FIG. 7;
a plurality of steel pipe diagonal braces 15 are arranged between the inner side templates 18 and the ground through steel bar ground anchors 16, the diameter of the steel bar ground anchors 16 is phi 25mm, and the steel pipe diagonal braces 15 are phi 48mm multiplied by 3.0mm steel pipes so as to prevent the wall templates from deviating when concrete is poured;
s7, after the strength of the wall concrete reaches the requirement of demolding, the inner side template 18 is removed firstly, the long screw rod 2 is removed at the screwing opening of the square wrench by using the wrench, the outer side template 8 is removed integrally by using the crow bar, and the upper layer is hoisted integrally by using a crane.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A formwork construction method for a wall body at a deformation joint is characterized by comprising the following construction steps:
s1, processing a plurality of two-section type opposite-pulling screws,
the two-section opposite-pulling screw comprises a short screw (1), a long screw (2) and a steel sleeve (3), wherein threads are respectively turned at two ends of the short screw (1) and the long screw (2), internal threads are arranged in the steel sleeve (3), an iron sheet (4) is arranged at one end of the steel sleeve (3), the thread length of one end of each screw is half of the length of the steel sleeve (3) and is used for being screwed into the steel sleeve, and a prescription-shaped wrench screwing port is formed at the other end of the long screw (2);
s2, assembling the outer side template of the deformation joint
One end of a short screw rod (1) penetrates through a bolt hole of an outer side template (8), the other end of the short screw rod is connected with a steel sleeve (3), an iron sheet (4) of the steel sleeve (3) is utilized to clamp the inner side of the outer side template (8), and then a butterfly clamp (6) is matched with a nut (5) to clamp an outer side main keel (7), so that the outer side template (8), the outer side main keel (7) and an outer side secondary keel (9) are fixedly connected;
s3, manufacturing an outer side template support
A steel bar (12) with the diameter of 12mm is transversely arranged between the upper part of the lower layer structure wall body and the reinforced concrete wall (10), and a scaffold board (13) is paved on the steel bar (12), so that the support of the bottom of the integral outer side template (8) is facilitated;
s4, integrally hoisting the assembled outer side template to the deformation joint by using a hoisting machine for installation and adopting temporary measures for fixation;
s5, assembling deformation joint templates
A disposable plastic sleeve (14) with cup openings at two ends is arranged on the long screw (2) in a penetrating way, the length of the disposable plastic sleeve (14) is consistent with the thickness of a wall body, one end of the long screw (2) passes through the inner side template (18) and is screwed into the steel sleeve (3), the other end of the long screw is clamped on the inner side main keel (19) through a butterfly clamp (6) matched with a nut (5), so that the inner side template (18), the inner side main keel (19) and the inner side secondary keel (20) are fixedly connected,
s6, reinforcing the inner side template
A plurality of steel pipe diagonal braces (15) are arranged between the inner side templates (18) and the ground through steel bar ground anchors (16) so as to prevent the wall templates from deviating when concrete is poured;
s7, after the strength of the wall concrete reaches the requirement of demolding, firstly removing the inner side template (18), removing the long screw (2) at the screwing opening of the square wrench by using the wrench, then integrally removing the outer side template (8) by using the crow bar, and integrally hoisting the upper layer by using a hoisting machine.
2. The method for formwork construction of a wall body at a deformation joint according to claim 1, wherein the formwork is an 18mm thick wood plywood.
3. The construction method of the wall formwork at the deformation joint according to claim 1, wherein the secondary joists are square timber with the cross section of 50 multiplied by 100mm and the interval of 200 mm.
4. The construction method of the wall formwork at the deformation joint according to claim 1, wherein the main joist is a double steel pipe with phi 48 multiplied by 3.0 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910404661.3A CN110029813B (en) | 2019-05-16 | 2019-05-16 | Wall formwork construction method at deformation joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910404661.3A CN110029813B (en) | 2019-05-16 | 2019-05-16 | Wall formwork construction method at deformation joint |
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| CN110029813A CN110029813A (en) | 2019-07-19 |
| CN110029813B true CN110029813B (en) | 2023-06-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670741A (en) * | 2019-08-22 | 2020-01-10 | 安徽润安景汇建筑工程有限公司 | Method for processing deformation joint of building wall body |
| CN110939216A (en) * | 2019-11-14 | 2020-03-31 | 孟庆春 | Plaster-free wall based on gypsum hollow building blocks |
| CN112267676A (en) * | 2020-11-13 | 2021-01-26 | 中国二十冶集团有限公司 | Formwork erecting method for settlement joint wall in narrow space of high-rise building |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010222850A (en) * | 2009-03-24 | 2010-10-07 | Toda Constr Co Ltd | Expansion part forming method and its forming form |
| WO2012069015A1 (en) * | 2010-11-25 | 2012-05-31 | 欧文斯科宁知识产权资产有限公司 | Concrete slab structural member and construction method for pouring same |
| CN102704678A (en) * | 2012-06-14 | 2012-10-03 | 中铁四局集团建筑工程有限公司 | Shaping template for shear wall in deformation joint position of high-rise building |
| CN202577974U (en) * | 2012-03-16 | 2012-12-05 | 许海均 | Novel waterproof internal wall staypole |
| CN102828615A (en) * | 2012-09-11 | 2012-12-19 | 中国建筑第二工程局有限公司 | Overlapped shear wall template system and construction method thereof |
| CN103388399A (en) * | 2013-08-01 | 2013-11-13 | 江苏弘盛建设工程集团有限公司 | Section fixing tool for end part of shear wall |
| CN203856203U (en) * | 2013-12-05 | 2014-10-01 | 任斌向 | Concrete water-stop bracing screw rod device |
| CN205276874U (en) * | 2015-12-15 | 2016-06-01 | 山东科技大学 | Concrete wall beam mold board split bolt |
| CN108005372A (en) * | 2018-01-11 | 2018-05-08 | 江西国金建设集团有限公司 | A kind of setting assembling type suspension scaffold |
| CN207727990U (en) * | 2017-11-16 | 2018-08-14 | 航达建设集团有限公司 | A kind of novel shaping type Screw arbor with nut at both-ends |
| CN207846469U (en) * | 2017-12-28 | 2018-09-11 | 中铁四局集团有限公司 | Pre-buried C type channel-section steel device on piping lane centre form platform truck template |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8011637B2 (en) * | 2007-06-15 | 2011-09-06 | Precise Forms, Inc. | Concrete form system for low-clearance applications |
| JP3161312U (en) * | 2010-05-07 | 2010-07-29 | 麗梅 林 | Surface treatment-free formwork fixing device structure |
| CN104295088A (en) * | 2014-09-29 | 2015-01-21 | 中国建筑第八工程局有限公司 | Steel-wood combined formwork structure of shear walls on two sides of deformation joint and construction method of steel-wood combined formwork structure |
| CN105201106B (en) * | 2015-08-27 | 2016-11-09 | 山东华邦建设集团有限公司 | Deformation joint double shear wall form formwork construction method |
| CN106760523A (en) * | 2016-12-14 | 2017-05-31 | 中国二十冶集团有限公司 | Wall split bolt method to set up on the outside of the underground structure that can be reused |
| CN106639314A (en) * | 2017-03-04 | 2017-05-10 | 淮河水利水电开发有限公司 | Steel cone body for reinforcing split bolt template |
| CN108286336A (en) * | 2018-04-04 | 2018-07-17 | 哈尔滨鸿盛建筑材料制造股份有限公司 | A kind of external thermal insulation in-situ concrete wall split bolt |
| CN109057328A (en) * | 2018-08-23 | 2018-12-21 | 上海市政工程设计研究总院（集团）有限公司 | With the wall split bolt structure of cable bearer linkage function in pipe gallery |
-
2019
- 2019-05-16 CN CN201910404661.3A patent/CN110029813B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010222850A (en) * | 2009-03-24 | 2010-10-07 | Toda Constr Co Ltd | Expansion part forming method and its forming form |
| WO2012069015A1 (en) * | 2010-11-25 | 2012-05-31 | 欧文斯科宁知识产权资产有限公司 | Concrete slab structural member and construction method for pouring same |
| CN202577974U (en) * | 2012-03-16 | 2012-12-05 | 许海均 | Novel waterproof internal wall staypole |
| CN102704678A (en) * | 2012-06-14 | 2012-10-03 | 中铁四局集团建筑工程有限公司 | Shaping template for shear wall in deformation joint position of high-rise building |
| CN102828615A (en) * | 2012-09-11 | 2012-12-19 | 中国建筑第二工程局有限公司 | Overlapped shear wall template system and construction method thereof |
| CN103388399A (en) * | 2013-08-01 | 2013-11-13 | 江苏弘盛建设工程集团有限公司 | Section fixing tool for end part of shear wall |
| CN203856203U (en) * | 2013-12-05 | 2014-10-01 | 任斌向 | Concrete water-stop bracing screw rod device |
| CN205276874U (en) * | 2015-12-15 | 2016-06-01 | 山东科技大学 | Concrete wall beam mold board split bolt |
| CN207727990U (en) * | 2017-11-16 | 2018-08-14 | 航达建设集团有限公司 | A kind of novel shaping type Screw arbor with nut at both-ends |
| CN207846469U (en) * | 2017-12-28 | 2018-09-11 | 中铁四局集团有限公司 | Pre-buried C type channel-section steel device on piping lane centre form platform truck template |
| CN108005372A (en) * | 2018-01-11 | 2018-05-08 | 江西国金建设集团有限公司 | A kind of setting assembling type suspension scaffold |
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