CN110644759A - External protection frame for construction of centering assembly type shear wall structure and connection method thereof - Google Patents
External protection frame for construction of centering assembly type shear wall structure and connection method thereof Download PDFInfo
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- CN110644759A CN110644759A CN201910931951.3A CN201910931951A CN110644759A CN 110644759 A CN110644759 A CN 110644759A CN 201910931951 A CN201910931951 A CN 201910931951A CN 110644759 A CN110644759 A CN 110644759A
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/20—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by walls
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3219—Means supported by the building wall, e.g. security consoles
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
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Abstract
The invention discloses an external protection frame for construction of a centering assembly type shear wall structure and a connection method thereof, which are used for connecting with an assembly type wall body; the method comprises the following steps: the protective frame body, the nut base plate, the fixing nut, the horn mouth base plate, the horn-shaped cover body, the screw and the fastening nut; the invention realizes the indoor installation and disassembly of the protective frame body, the horn-shaped cover body and the fixing nut are fixed on the vertical rod of the protective frame body connected with the assembled wall body and are matched with the screw rod pre-installed on the assembled wall body, so that the screw rod directly penetrates through the horn-shaped cover body on the vertical rod to be connected with the fixing nut in the vertical hoisting and descending process of the protective frame, and the fastening nut is screwed in the room to be fixed, so that the vertical rod is fixedly connected with the assembled wall body.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an external protection frame for construction of a centering assembly type shear wall structure and a connection method thereof.
Background
The fabricated concrete shear wall structure is the most applied structural form in the fabricated building at present, and is particularly suitable for residential buildings. The cast-in-place concrete shear wall structure has a plurality of forms of external scaffolds and external protective frames, the overall form can be divided into three types, namely a floor type, an external hanging type and an overhanging type, the floor type is generally applied to multi-story buildings, and the external hanging type and the overhanging type are suitable for high-rise buildings.
To the assembled shear wall structure that the country widelys popularize, the outrigger is also an indispensable instrument in the work progress, however, present outrigger installation and dismantlement have following technological problem:
(1) when the outer frame is installed, workers need to stand on the outer side of the wall to screw bolts, potential safety hazards exist, meanwhile, the indoor environment also needs to be matched with the workers, and the number of the workers is large;
(2) the existing installation is that bolt holes on an outer frame are adopted for installation, and the bolt holes of the outer frame and preformed holes of a wall body have position errors, so that the bolt holes are often difficult to align, the installation is difficult, and the tower crane occupies long time;
(3) when the outer frame is disassembled, workers are required to unscrew the bolts on the outer side of the wall, potential safety hazards exist, and efficiency is low.
Therefore, how to provide an external frame and a matching installation method that can solve the above-mentioned drawbacks is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the invention provides an external protection frame for construction of a centering assembly type shear wall structure, which can be mounted and dismounted indoors, and is convenient to assemble and align and convenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme:
an outer protection frame for construction of a centering assembly type shear wall structure is used for being connected with an assembly type wall body; the method comprises the following steps: the protective frame body, the nut base plate, the fixing nut, the horn mouth base plate, the horn-shaped cover body, the screw and the fastening nut;
the protection frame body comprises a vertical rod, a protection rod, a horizontal rod and an inclined rod; the vertical rods and the protection plates are arranged in parallel; two ends of the horizontal rod are respectively and fixedly connected with the bottom end of the protective rod and the top end of the vertical rod; two ends of the oblique rod are respectively fixedly connected with the rod bodies of the vertical rod and the horizontal rod;
the nut base plates are respectively fixed above and below the vertical rods and positioned at the connecting sides of the inclined rods, and through holes are formed in the centers of the nut base plates;
the fixing nut is fixed on the nut backing plate, and a connecting hole of the fixing nut corresponds to the through hole;
the bell mouth base plate is fixed on the vertical rod and is correspondingly positioned on the other side of the nut base plate, and a circular hole with the aperture larger than that of the through hole is formed in the center of the bell mouth base plate;
the horn-shaped cover body is fixed between the nut base plate and the horn-mouth base plate, and two ends of the horn-shaped cover body are respectively communicated with the through hole and the round hole in a matching manner;
the screw rod penetrates through the assembly type wall body, and one end of the screw rod is fixedly connected with the fixing nut;
the other end of the screw rod of the fastening nut is fastened and connected.
Through the technical scheme, the invention provides an external protective frame for construction of a centering assembly type shear wall structure, which can be assembled and disassembled indoors, wherein a horn-shaped cover body and a fixing nut are fixed on a vertical rod of a protective frame body, which is connected with an assembly type wall body, and are matched with a screw rod pre-installed on the assembly type wall body, so that the screw rod directly penetrates through the horn-shaped cover body on the vertical rod to be connected with the fixing nut in the vertical hoisting and descending process of the protective frame, and the fastening nut is screwed down indoors to be fixed, so that the vertical rod is fixedly connected with the assembly type wall body; the invention overcomes the defect that the traditional protective frame needs to be operated outside the assembled wall body for installation and disassembly, improves the installation accuracy, avoids the problem of overlong tower crane occupation time caused by difficult installation and alignment, and has simple and convenient integral operation, high installation accuracy and good use effect.
Preferably, in the above outer protection frame for construction of the centering fabricated shear wall structure, the vertical rod, the protection rod, the horizontal rod and the diagonal rod are all channel steel. The material is easy to obtain, and the connection is stable and convenient.
Preferably, in the above external protection frame for the construction of the centering fabricated shear wall structure, an indoor base plate is sleeved on the screw rod, and the indoor base plate is located between the fastening nut and the inner wall of the fabricated wall body. The structural stability of the connection is improved.
Preferably, in the external protection frame for construction of the centering fabricated shear wall structure, the number of the fastening nuts on each screw is two. The nut after being screwed is prevented from loosening.
Preferably, in the above external protection frame for construction of the centering fabricated shear wall structure, one end of the screw rod connected with the fixing nut is of a conical structure. The screw rod is convenient to pass through the horn-shaped cover body and the nut backing plate quickly and is connected with the fixing nut quickly.
Preferably, in the external protection frame for construction of the centering fabricated shear wall structure, a mounting hole for mounting the screw is reserved in the fabricated wall body during prefabrication. The screw rod can conveniently pass through the screw rod.
The invention also provides a centering connection method of the outer protection frame for the construction of the centering assembly type shear wall structure, which can realize the indoor installation and disassembly of the protection frame, and is convenient to assemble and align and convenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme:
a connection method of an external protection frame for construction of a centering assembly type shear wall structure specifically comprises the following steps:
s1, mounting the screw in the mounting hole of the assembly wall, wherein the end head of the screw is not exposed out of the outer surface of the assembly wall;
s2, hoisting the protective frame body, keeping the vertical rod parallel to the assembled wall body, and gradually descending the protective frame body to enable the mounting hole to correspond to the horn-shaped cover body;
s3, extending the screw rod out of the assembled wall body, and passing through the horn-shaped cover body to be screwed and fixed with the fixing nut;
and S4, screwing the fastening nut and one end of the screw rod, which is positioned in the assembled wall body chamber, to complete the fixation of the protection frame body.
Through the technical scheme, the invention provides a connecting method of an external protection frame for construction of a centering assembly type shear wall structure, which is used for realizing indoor installation and disassembly of a protection frame body; the invention overcomes the defect that the traditional protective frame needs to be operated outside the assembled wall body for installation and disassembly, improves the installation accuracy, avoids the problem of overlong tower crane occupation time caused by difficult installation and alignment, and has simple and convenient integral operation, high installation accuracy and good use effect.
Preferably, in the above method for connecting an external protection frame for the construction of a center-fabricated shear wall structure, in S2: and the offset distance between the central point of the horn-shaped cover body and the screw rod end along the plane direction of the assembled wall body is between 0 and 50 mm. Because the horn-shaped cover body is arranged, even if certain errors exist between the horn-shaped cover body and the mounting hole, the screw rod can be guided when extending into the mounting hole, and the connection is convenient.
Preferably, in the above method for connecting an external protection frame for the construction of a center-fabricated shear wall structure, in S3: and when the screw rod is screwed with the fixing nut, the screw rod stops until the screw rod is exposed out of the fixing nut for a certain length. The structural stability after connection is improved.
Preferably, in the above method for connecting an external protection frame for the construction of a center-fabricated shear wall structure, in S4: the screw rod is sleeved with an indoor base plate and is screwed down between the inner wall of the assembly type wall body and the fastening nuts through the two fastening nuts. Improve the structural stability after connecting to prevent that the nut after screwing up is not hard up.
According to the technical scheme, compared with the prior art, the invention discloses the external protective frame for the construction of the centering assembly type shear wall structure and the connection method thereof, the protective frame and the connection method can be installed in a matched mode through a tower crane, and only a nut is screwed down through indoor operation, so that the defect that the traditional protective frame needs to be operated outside an assembly type wall body during installation and disassembly is overcome, the installation accuracy is improved, the protective frame body is automatically in place, the problem that the tower crane occupies too long time due to the difficulty in installation and alignment is avoided, the whole operation is simple and convenient, the installation accuracy is high, the use effect is good, the construction is convenient, the engineering cost is reduced, and the external protective frame is suitable for popularization and application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a side cross-sectional view of an assembly provided by the present invention;
FIG. 2 is an exploded view of the assembled structure provided by the present invention;
FIG. 3 is a schematic structural view of a nut plate according to the present invention;
FIG. 4 is a schematic structural view of a bellmouth pad provided by the present invention;
FIG. 5 is a schematic structural view of a horn-shaped cover according to the present invention;
FIG. 6 is a top cross-sectional view of a vertical rod connection provided by the present invention;
FIG. 7 is a front view of the mounting structure provided by the present invention;
FIG. 8 is a schematic view of a first installation step of the mounting structure provided by the present invention;
FIG. 9 is a schematic view of a second installation step of the mounting structure provided by the present invention;
FIG. 10 is a schematic view of a third installation step of the mounting structure provided by the present invention;
fig. 11 is a schematic view illustrating a fourth installation step of the assembly structure according to the present invention.
Wherein:
1-assembling wall body;
2-a protective frame body;
21-a vertical rod;
211-notches;
22-a guard bar;
23-horizontal bar;
24-diagonal rods;
3-nut backing plate;
31-a through hole;
4-fixing the nut;
5-bell mouth backing plate;
51-round holes;
6-horn-shaped cover body;
7-a screw;
8-fastening a nut;
9-indoor liner plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to the accompanying drawings 1 to 7, the embodiment of the invention discloses an external protection frame for construction of a centering fabricated shear wall structure, which is used for being connected with a fabricated wall body 1; the method comprises the following steps: the protective frame comprises a protective frame body 2, a nut base plate 3, a fixing nut 4, a horn mouth base plate 5, a horn-shaped cover body 6, a screw rod 7 and a fastening nut 8;
the protection frame body 2 comprises a vertical rod 21, a protection rod 22, a horizontal rod 23 and an inclined rod 24; the vertical rod 21 and the guard rod 22 are arranged in parallel; two ends of the horizontal rod 23 are respectively fixedly connected with the bottom end of the protective rod 22 and the top end of the vertical rod 21; two ends of the diagonal rod 24 are respectively fixedly connected with the rod bodies of the vertical rod 21 and the horizontal rod 23;
the nut backing plates 3 are respectively fixed above and below the vertical rods 21 and positioned at the connecting sides of the oblique rods 24, and through holes 31 are formed in the centers of the nut backing plates 3;
the fixed nut 4 is fixed on the nut backing plate 3, and the connecting hole of the fixed nut corresponds to the through hole 31;
the bell mouth backing plate 5 is fixed on the vertical rod 21 and is correspondingly positioned at the other side of the nut backing plate 3, and a round hole 51 with the aperture larger than that of the through hole 31 is formed in the center of the bell mouth backing plate 5;
the horn-shaped cover body 6 is fixed between the nut backing plate 3 and the bell mouth backing plate 5, and two ends of the horn-shaped cover body are respectively communicated with the through hole 31 and the round hole 51 in a matching way;
the screw 7 penetrates through the assembled wall 1, and one end of the screw is fixedly connected with the fixing nut 4;
the other end of the screw 7 is tightly connected with a fastening nut 8.
In order to further optimize the technical scheme, the vertical rod 21, the guard rod 22, the horizontal rod 23 and the diagonal rod 24 are all channel steel.
In order to further optimize the technical scheme, an indoor base plate 9 is sleeved on the screw 7, and the indoor base plate 9 is located between the fastening nut 8 and the inner wall of the assembly type wall body 1.
In order to further optimize the above technical solution, the number of the fastening nuts 8 on each screw 7 is two.
In order to further optimize the technical scheme, one end of the screw rod 7 connected with the fixing nut 4 is in a conical structure.
In order to further optimize the technical scheme, mounting holes for mounting the screw rods 7 are reserved on the prefabricated wall body 1 during prefabrication.
In order to further optimize the technical scheme, the nut base plate 3 and the bell mouth base plate 5 are respectively welded and fixed with the vertical rod 21, and the bell-shaped cover body 6 is respectively welded and fixed with the nut base plate 3 and the bell mouth base plate 5.
Example 2:
referring to the accompanying drawings 8 to 11, the embodiment of the invention discloses a connecting method of an external protection frame for construction of a centering fabricated shear wall structure, which specifically comprises the following steps:
s1, installing the screw 7 in the installation hole of the assembly wall 1, wherein the end head of the screw does not expose out of the outer surface of the assembly wall 1;
s2, hoisting the protection frame body 2, keeping the vertical rod 21 parallel to the assembled wall body 1, and gradually descending the protection frame body 2 to enable the mounting hole to correspond to the horn-shaped cover body 6;
s3, extending the screw 7 out of the assembled wall 1, and passing through the horn-shaped cover 6 to be screwed and fixed with the fixing nut 4;
and S4, screwing the fastening nut 8 and one end of the screw 7, which are positioned in the assembled wall 1, to fix the protective frame body 2.
In order to further optimize the above technical solution, in S2: the offset distance between the central point of the horn-shaped cover body 6 and the end of the screw 7 along the plane direction of the assembled wall body 1 is between 0 and 50 mm.
In order to further optimize the above technical solution, in S3: when the screw 7 is screwed with the fixing nut 4, the screw 7 is stopped until the fixing nut 4 is exposed for a certain length.
In order to further optimize the above technical solution, in S4: the screw 7 is sleeved with an indoor base plate 9 and is screwed between the inner wall of the assembly type wall body 1 and the fastening nut 8 through two fastening nuts 8.
The specific connection method of the embodiment is as follows:
referring to fig. 8, the upper and lower two screws 7 on the assembled wall 1 are installed, the conical head tip of the screw 7 does not expose out of the wall surface, the protective frame body 2 is hoisted by a tower crane, and the vertical rod 21 of the protective frame body 2 is just opposite to the outer wall surface of the assembled wall 1.
Referring to fig. 9, the protective frame body 2 is close to the outer surface of the assembled wall body 1, the vertical rod 21 is kept parallel to the outer wall, the protective frame body 2 is gradually put down, the upper horn-shaped cover body 6 and the lower horn-shaped cover body 6 center the mounting hole in the assembled wall body 1, and the offset distance between the center point of the horn-shaped cover body 6 and the end of the screw 7 along the plane direction of the assembled wall body 1 is 0-50 mm.
Referring to fig. 10, the conical tip of the screw 7 is extended out, the screw 7 is guided into the fixed nut 4 fixed outdoors through the conical tip and the horn-shaped cover 6, and is gradually screwed into the fixed nut 4 fixed outdoors, and the indoor fastening nut 8 is not screwed temporarily;
referring to fig. 11, after the screw 7 is screwed into the outdoor fixing nut 4 and exposed for a certain length, the indoor fastening nut 8 is screwed down and is respectively screwed down by double bolts, so that the fixing of the external frame is completed.
The disassembly method of the protection frame body 2 of the embodiment is opposite to the installation sequence of the protection frame body 2.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An outer protection frame for construction of a centering assembly type shear wall structure is used for being connected with an assembly type wall body (1); it is characterized by comprising: the protective frame comprises a protective frame body (2), a nut base plate (3), a fixing nut (4), a bell mouth base plate (5), a bell-shaped cover body (6), a screw rod (7) and a fastening nut (8);
the protection frame body (2) comprises a vertical rod (21), a protection rod (22), a horizontal rod (23) and an inclined rod (24); the vertical rod (21) and the guard rod (22) are arranged in parallel; two ends of the horizontal rod (23) are respectively fixedly connected with the bottom end of the protective rod (22) and the top end of the vertical rod (21); two ends of the inclined rod (24) are respectively and fixedly connected with the rod bodies of the vertical rod (21) and the horizontal rod (23);
the nut backing plate (3) is respectively fixed above and below the vertical rod (21) and positioned at the connecting side of the inclined rod (24), and a through hole (31) is formed in the center of the nut backing plate (3);
the fixing nut (4) is fixed on the nut backing plate (3), and a connecting hole of the fixing nut corresponds to the through hole (31);
the bell mouth base plate (5) is fixed on the vertical rod (21) and is correspondingly positioned on the other side of the nut base plate (3), and a round hole (51) with the aperture larger than that of the through hole (31) is formed in the center of the bell mouth base plate (5);
the horn-shaped cover body (6) is fixed between the nut backing plate (3) and the horn mouth backing plate (5), and two ends of the horn-shaped cover body are respectively communicated with the through hole (31) and the round hole (51) in a matching manner;
the screw (7) penetrates through the assembly type wall body (1), and one end of the screw is fixedly connected with the fixing nut (4);
the other end of the screw rod (7) of the fastening nut (8) is fastened and connected.
2. The external protection frame for the construction of the centering assembled shear wall structure according to claim 1, wherein the vertical rods (21), the protection rods (22), the horizontal rods (23) and the oblique rods (24) are all channel steel.
3. The external protection frame for the construction of the centering fabricated shear wall structure according to claim 1, characterized in that an indoor base plate (9) is sleeved on the screw rod (7), and the indoor base plate (9) is positioned between the fastening nut (8) and the inner wall of the fabricated wall body (1).
4. The external protection frame for the construction of the shear wall structure of a centering assembly type according to claim 1, wherein the number of the fastening nuts (8) on each screw (7) is two.
5. The external protection frame for the construction of the centering fabricated shear wall structure according to claim 1, wherein one end of the screw rod (7) connected with the fixing nut (4) is of a conical structure.
6. The external protection frame for the construction of the centering assembled shear wall structure according to claim 1, wherein a mounting hole for mounting the screw rod (7) is reserved on the assembled wall body (1) during prefabrication.
7. The centering connection method of the external protection frame for the construction of the prefabricated concrete structure as claimed in any one of claims 1 to 5, which comprises the following steps:
s1, installing the screw (7) in the installation hole of the assembly type wall body (1), wherein the end head of the screw does not expose out of the outer surface of the assembly type wall body (1);
s2, hoisting the protection frame body (2), keeping the vertical rod (21) parallel to the assembled wall body (1), and gradually descending the protection frame body (2) to enable the mounting hole to correspond to the horn-shaped cover body (6);
s3, extending the screw (7) out of the assembled wall body (1), and penetrating the horn-shaped cover body (6) to be screwed and fixed with the fixing nut (4);
s4, the fastening nut (8) and the end, located in the assembly wall body (1), of the screw rod (7) are screwed tightly, and the protection frame body (2) is fixed.
8. The method for connecting an external protection frame for centering assembly type shear wall structure construction according to claim 7, wherein in S2: the offset distance between the central point of the horn-shaped cover body (6) and the end of the screw rod (7) along the plane direction of the assembled wall body (1) is 0-50 mm.
9. The method for connecting an external protection frame for centering assembly type shear wall structure construction according to claim 7, wherein in S3: and when the screw rod (7) is screwed with the fixing nut (4), the screw rod (7) is stopped until the fixing nut (4) is exposed for a certain length.
10. The method for connecting an external protection frame for centering assembly type shear wall structure construction according to claim 7, wherein in S4: the screw rod (7) is sleeved with an indoor base plate (9) and is screwed down through two fastening nuts (8) on the inner wall of the assembled wall body (1) and between the fastening nuts (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931951.3A CN110644759A (en) | 2019-09-29 | 2019-09-29 | External protection frame for construction of centering assembly type shear wall structure and connection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931951.3A CN110644759A (en) | 2019-09-29 | 2019-09-29 | External protection frame for construction of centering assembly type shear wall structure and connection method thereof |
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| CN110644759A true CN110644759A (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910931951.3A Pending CN110644759A (en) | 2019-09-29 | 2019-09-29 | External protection frame for construction of centering assembly type shear wall structure and connection method thereof |
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| CN (1) | CN110644759A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140305070A1 (en) * | 2012-06-11 | 2014-10-16 | Zhejiang Construction Engineering Group Co., Ltd. | Constructing method for concrete cylinder of construction steel bar of high-rise steel structure |
| CN106894625A (en) * | 2017-04-01 | 2017-06-27 | 赵东平 | Modularization external hanging type scaffold |
| CN206942109U (en) * | 2017-05-23 | 2018-01-30 | 北京六建集团有限责任公司 | One kind is without special bracket and the protection support body of encorbelmenting of off-load industrialization security protection |
| CN109898820A (en) * | 2019-04-29 | 2019-06-18 | 中冶建工集团有限公司 | The outer protective frame of assembled architecture and assembled architecture construction method |
| CN211499704U (en) * | 2019-09-29 | 2020-09-15 | 中国京冶工程技术有限公司 | External protection frame for construction of centering assembly type shear wall structure |
-
2019
- 2019-09-29 CN CN201910931951.3A patent/CN110644759A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140305070A1 (en) * | 2012-06-11 | 2014-10-16 | Zhejiang Construction Engineering Group Co., Ltd. | Constructing method for concrete cylinder of construction steel bar of high-rise steel structure |
| CN106894625A (en) * | 2017-04-01 | 2017-06-27 | 赵东平 | Modularization external hanging type scaffold |
| CN206942109U (en) * | 2017-05-23 | 2018-01-30 | 北京六建集团有限责任公司 | One kind is without special bracket and the protection support body of encorbelmenting of off-load industrialization security protection |
| CN109898820A (en) * | 2019-04-29 | 2019-06-18 | 中冶建工集团有限公司 | The outer protective frame of assembled architecture and assembled architecture construction method |
| CN211499704U (en) * | 2019-09-29 | 2020-09-15 | 中国京冶工程技术有限公司 | External protection frame for construction of centering assembly type shear wall structure |
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