CN111395751A - Concrete structure external corner arc forming device and forming method thereof - Google Patents
Concrete structure external corner arc forming device and forming method thereof Download PDFInfo
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- CN111395751A CN111395751A CN202010296332.4A CN202010296332A CN111395751A CN 111395751 A CN111395751 A CN 111395751A CN 202010296332 A CN202010296332 A CN 202010296332A CN 111395751 A CN111395751 A CN 111395751A
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- 239000004567 concrete Substances 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010276 construction Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005520 cutting process Methods 0.000 abstract description 7
- 239000011150 reinforced concrete Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 10
- 239000007787 solid Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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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
-
- 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
Abstract
The invention provides a concrete structure external corner arc forming device applied to the technical field of reinforced concrete engineering construction, and also relates to a concrete structure external corner arc forming method, the concrete structure external corner circular arc forming device and the forming method thereof can quickly and reliably realize one-time pouring forming of the concrete structure external corner circular arc along with the structural entity, improve the external corner circular arc forming effect and avoid the influence of secondary cutting construction of the external corner circular arc on the structure safety.
Description
Technical Field
The invention belongs to the technical field of reinforced concrete engineering construction, and particularly relates to a concrete structure external corner arc forming device and a concrete structure external corner arc forming method.
Background
In the reinforced concrete structure, stress is concentrated at the joint of the internal corner and the external corner, the part is a waterproof weak link, and the current specification requires that the internal corner and the external corner of the base layer of the waterproof layer of the coiled material and the waterproof layer of the coating are made into circular arcs. In actual construction of engineering, the circular arc at the internal corner can be constructed after concrete structure templates are dismantled by adopting cement mortar, concrete at the external corner is usually cast into a right angle by a formwork, and the external corner of the structure is cut and polished before a coiled material waterproof layer or a coating waterproof layer is constructed, so that time and labor are wasted, the circular arc forming effect is poor, and the performance of the concrete structure is influenced. In the prior art, an effective device and a method for forming the arc of the external corner of the reinforced concrete structure are lacked.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the concrete structure external corner circular arc forming device is simple in structure, capable of rapidly and reliably achieving one-time pouring forming of the concrete structure external corner circular arc along with the structural solid, improving the external corner circular arc forming effect, reducing material waste and avoiding influence on structural safety caused by external corner circular arc secondary cutting construction.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to a concrete structure external corner arc forming device which comprises a positioning template, a plate and a lifting piece, wherein a groove capable of being clamped on the template is formed in the plate, the lifting piece is sleeved on the plate, a bolt is arranged on the side surface of the lifting piece, the lifting piece is connected with a connecting plate, a forming die is arranged at the lower end of the connecting plate, and the forming die comprises a concave arc surface part.
The plate comprises a body part and a U-shaped part, the U-shaped part is connected with the upper end of the body part, and the U-shaped part with a downward opening is a groove.
The forming die of the concrete structure external corner circular arc forming device comprises a die body, wherein the upper part of the die body is provided with leveling bubbles, one side of the die body is provided with a corner die part, and the other side of the die body is provided with a cambered surface part.
Concrete structure external corner circular arc forming device include a plurality of locating template, forming die is rectangular form structure, the last a plurality of connecting plates that set up of forming die, every connecting plate is connected through a lift with a plate, every plate passes through the recess joint and is in a locating template upper portion position that corresponds.
The lifting piece comprises a convex piece and a concave piece, the convex piece and the concave piece are arranged to be of a structure capable of being buckled together, a middle channel is formed between the convex piece and the concave piece, a long-strip-shaped slot is formed in the plate, a bolt penetrates through the convex piece, the slot and the concave piece, and a nut is screwed on the bolt.
The lifting piece is sleeved on the plate through the middle passage, and the bolt is of a structure capable of extending to the position of the middle passage.
The width dimension of the groove is set to be larger than the thickness dimension of the positioning template, and the plate is provided with a screw capable of extending into the groove.
When the bolt is screwed down, the bolt is arranged to be capable of abutting against the plate, so that the lifting piece is fixed relative to the plate; when the bolt is unscrewed, the bolt is set to be away from the plate, so that the lifting piece can move up and down relative to the plate.
When the concrete structure external corner circular arc is formed, the positioning template is set to be a structure which can be attached to the side position of the concrete structure, and the corner mold part of the forming mold is set to be a structure which can be attached to the side surface of the positioning template.
The invention also relates to a concrete structure external corner circular arc forming method which has simple steps, can quickly and reliably realize one-time pouring forming of the concrete structure external corner circular arc along with the structural solid, improves the external corner circular arc forming effect, reduces material waste, and avoids the influence of the external corner circular arc secondary cutting construction on the structure safety.
The forming method comprises the following steps: 1) installing a positioning template, connecting the plate with the connecting plate through a lifting piece, and clamping the plate on the positioning template through the groove; 2) adjusting the relative positions of the connecting piece and the plate according to the set elevation of the concrete structure, adjusting the height of the forming die, and then screwing the bolt; 3) and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die, and after the pouring of the concrete is finished, the concrete position close to the arc surface part of the forming die forms an external corner arc.
When the plate is clamped on the positioning template through the groove, the screw is screwed down to fix the relative position of the plate and the positioning template; and after the concrete pouring is finished, loosening the bolts and the screws when the strength of the concrete meets the requirement, and dismantling the external corner arc forming device of the concrete structure.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the invention provides a concrete structure external corner arc forming device and a forming method thereof, and provides a corresponding device aiming at the problems in the prior art and the requirements of concrete structure external corner arc forming. Therefore, the construction is simple, and the efficiency is effectively improved. When the forming method is used for forming, a positioning template is installed, the plate is connected with the connecting plate through the lifting piece, and the plate is clamped on the positioning template through the groove; adjusting the relative positions of the connecting piece and the plate according to the set elevation of the concrete structure, adjusting the height of the forming die, and then screwing the bolt; and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die, and after the pouring of the concrete is finished, the concrete position close to the arc surface part of the forming die forms an external corner arc. When the plate is clamped on the positioning template through the groove, the bolt is screwed down to fix the relative position of the plate and the positioning template; and after the concrete pouring is finished, loosening the bolts and the screws when the strength of the concrete meets the requirement, and dismantling the external corner arc forming device of the concrete structure. The device and the method for forming the concrete structure external corner circular arc have the advantages of being simple in structure, simple in method structure, capable of quickly and reliably achieving one-time pouring forming of the concrete structure external corner circular arc along with a structural solid, improving the external corner circular arc forming effect, reducing material waste and avoiding influence of secondary cutting construction of the external corner circular arc on structure safety.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic structural view of an external corner arc forming device for a concrete structure according to the present invention;
fig. 2 is a schematic diagram of an arrangement structure of the concrete structure external corner arc forming device for forming a concrete structure according to the invention;
fig. 3 is a schematic top view of a lifting member of the circular arc forming device for the external corner of a concrete structure according to the present invention;
fig. 4 is a side view schematically illustrating the elevating member of the apparatus for forming an arc of an external corner of a concrete structure according to the present invention;
in the drawings, the reference numbers are respectively: 1. positioning a template; 2. a plate member; 3. a lifting member; 4. a groove; 5. a bolt; 6. a connecting plate; 7. forming a mold; 8. an arc surface portion; 9. a body portion; 10. a U-shaped portion; 11. a mold body; 12. leveling air bubbles; 13. a corner mold portion; 14. a middle channel; 15. a screw; 16. a concrete structure; 17. an external corner arc; 18. a male member; 19. a female profile; 20. grooving; 21. and a nut.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:
as shown in the attached drawings 1-4, the invention relates to a concrete structure external corner arc forming device, which comprises a positioning template 1, a plate 2 and a lifting piece 3, wherein a groove 4 capable of being clamped on the template 1 is formed in the plate 2, the lifting piece 3 is sleeved on the plate 2, a bolt 5 is arranged on the side surface of the lifting piece 3, the lifting piece 3 is connected with a connecting plate 6, a forming mold 7 is arranged at the lower end of the connecting plate 6, and the forming mold 7 comprises a concave arc surface part 8. The structure provides a corresponding device aiming at the problems in the prior art and the requirement of forming the circular arc of the external corner of the concrete structure. When the forming method is used for forming, a positioning template 1 is installed, a plate 2 is connected with a connecting plate 6 through a lifting piece 3, and the plate 2 is clamped on the positioning template 1 through a groove 4; adjusting the relative positions of the connecting piece 6 and the plate 2 according to the set elevation of the concrete structure 16, adjusting the height of the forming die 7, and then screwing the bolt 5; 3) and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die 7, and after the pouring of the concrete is finished, the concrete position close to the arc surface part 8 of the forming die 7 forms an external corner arc 17. When the plate 2 is clamped on the positioning template 1 through the groove 4, the screw 15 is screwed down, so that the relative position of the plate 2 and the positioning template 1 is fixed; after the concrete pouring is finished, when the strength of the concrete reaches the requirement, the bolt 5 and the screw 15 are unscrewed, and the concrete structure external corner arc forming device is removed. The device and the method for forming the concrete structure external corner circular arc have the advantages of being simple in structure, simple in method structure, capable of quickly and reliably achieving one-time pouring forming of the concrete structure external corner circular arc along with a structural solid, improving the external corner circular arc forming effect, reducing material waste and avoiding influence of secondary cutting construction of the external corner circular arc on structure safety. Like this, no longer need to cut the processing of polishing to the structure external corner again before coiled material waterproof layer or coating waterproof layer construction to no longer having the extravagant material of wasting time and work among the prior art completely, the poor problem of circular arc shaping effect ensures can not lead to the fact the influence to concrete structure performance.
The plate 2 comprises a main body 9 and a U-shaped part 10, the U-shaped part 10 is connected with the upper end of the main body 9, and the U-shaped part 10 with a downward opening is a groove 4. In the structure, the main body part 9 and the U-shaped part 10 are of an integrated structure and are simple to manufacture. When the device is used, the plate and the connecting plate are reliably clamped and connected through the groove parts in the plate, connection is reliable, and disassembly is convenient.
The forming die 7 of the concrete structure external corner circular arc forming device comprises a die body 11, the upper part of the die body 11 is provided with leveling air bubbles 12, one side of the die body 11 is provided with a corner die part 13, and the other side of the die body 11 is provided with an arc surface part 8. Above-mentioned structure specifically sets for forming die's structure, when concrete structure 16 pours for the arcwall face of concave yield and the laminating of concrete structure 16, thereby form convex circular arc structure's external corner circular arc. After the external corner circular arc is formed, the whole external corner circular arc forming device for the concrete structure is very convenient and fast to disassemble.
Concrete structure external corner circular arc forming device include a plurality of locating template 1, forming die 7 is rectangular form structure, sets up a plurality of connecting plates 6 on forming die 7, every connecting plate 6 is connected through a lift 3 with a plate 2, every plate 2 passes through 4 joints of recess and is in 1 upper portion position of a locating template that corresponds. Above-mentioned structure, when carrying out concrete structure's external corner circular arc shaping, can a plurality of concrete structure external corner circular arc forming device cooperation use, like this, the concrete structure of any length, can both the one shot forming external corner circular arc to guarantee the uniformity of each position external corner circular arc, one-time casting shaping effectively improves the shaping effect.
The lifting piece 3 is sleeved on the plate 2 through the middle channel 14, and the bolt 5 is of a structure capable of extending to the position of the middle channel 14. The lifting piece 3 comprises a convex piece 18 and a concave piece 19, the convex piece 18 and the concave piece 19 are arranged to be buckled together, a middle channel 14 is formed between the convex piece 18 and the concave piece 19, a long-strip-shaped groove 20 is formed in the plate 2, the bolt 5 penetrates through the convex piece 18, the groove 20 and the concave piece 19, and a nut 21 is screwed on the bolt 5. Above-mentioned structure connects protruding type spare 18 and concave type spare 19 through bolt 5, and the bolt passes the fluting on the plate for after the bolt and the nut are screwed up, protruding type spare 18 and concave type spare 19 mutual position are close to, can effectively press from both sides tight plate, realize the regulation of the relative position of plate and connecting plate, satisfy not unidimensional concrete structure's operation requirement. After use, the male member 18 and the female member 19 are positioned away from each other to release the plate when the bolt and nut are loosened.
The width dimension of the groove 4 is set to be larger than the thickness dimension of the positioning template 1, and the plate 2 is provided with a screw 15 which can extend into the groove 4. In the above structure, the width dimension of the groove 4 is set to be slightly larger than the thickness dimension of the positioning die plate 1. Therefore, when the plate is clamped in the groove, the plate can be conveniently and quickly clamped in, and the phenomenon that the plate is loosened and rocked is avoided. Then, the plate and the positioning template 1 are reliably connected by screwing the screws, and the use requirements are met.
The lifting part can also be arranged into another structure, namely the lifting part can be sleeved on the plate, the bolt is screwed on the side surface of the lifting part, and the plate is positioned relative to the lifting plate by screwing or unscrewing. When the bolt 5 is tightened, the bolt 5 is arranged to be capable of abutting against the plate 2, so that the lifting piece 3 is fixed in position relative to the plate 2; when the bolt 5 is loosened, the bolt 5 is provided to be distant from the plate 2, so that the lifter 3 can move up and down with respect to the plate 2. Therefore, the actual use requirement of the forming device can be met, and the structure is simple.
When the concrete structure external corner circular arc is formed, the positioning template 1 is set to be a structure which can be attached to the side surface of the concrete structure 16, and the corner mold part 13 of the forming mold 7 is set to be a structure which can be attached to the side surface of the positioning template 1.
The invention also relates to a concrete structure external corner circular arc forming method which has simple steps, can quickly and reliably realize one-time pouring forming of the concrete structure external corner circular arc along with the structural solid, improves the external corner circular arc forming effect, reduces material waste, and avoids the influence of the external corner circular arc secondary cutting construction on the structure safety.
The forming method comprises the following steps: 1) installing a positioning template 1, connecting the plate 2 with a connecting plate 6 through a lifting piece 3, and clamping the plate 2 on the positioning template 1 through a groove 4; 2) adjusting the relative positions of the connecting piece 6 and the plate 2 according to the set elevation of the concrete structure 16, adjusting the height of the forming die 7, and then screwing the bolt 5; 3) and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die 7, and after the pouring of the concrete is finished, the concrete position close to the arc surface part 8 of the forming die 7 forms an external corner arc 17. When the plate 2 is clamped on the positioning template 1 through the groove 4, the screw 15 is screwed down, so that the relative position of the plate 2 and the positioning template 1 is fixed; after the concrete pouring is finished, when the strength of the concrete reaches the requirement, the bolt 5 and the screw 15 are unscrewed, and the concrete structure external corner arc forming device is removed.
The invention provides a concrete structure external corner arc forming device and a forming method thereof, and provides a corresponding device aiming at the problems in the prior art and the requirements of concrete structure external corner arc forming. Therefore, the construction is simple, and the efficiency is effectively improved. When the forming method is used for forming, a positioning template is installed, the plate is connected with the connecting plate through the lifting piece, and the plate is clamped on the positioning template through the groove; adjusting the relative positions of the connecting piece and the plate according to the set elevation of the concrete structure, adjusting the height of the forming die, and then screwing the bolt; and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die, and after the pouring of the concrete is finished, the concrete position close to the arc surface part of the forming die forms an external corner arc. When the plate is clamped on the positioning template through the groove, the bolt is screwed down to fix the relative position of the plate and the positioning template; and after the concrete pouring is finished, loosening the bolts and the screws when the strength of the concrete meets the requirement, and dismantling the external corner arc forming device of the concrete structure. The device and the method for forming the concrete structure external corner circular arc have the advantages of being simple in structure, simple in method structure, capable of quickly and reliably achieving one-time pouring forming of the concrete structure external corner circular arc along with a structural solid, improving the external corner circular arc forming effect, reducing material waste and avoiding influence of secondary cutting construction of the external corner circular arc on structure safety.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a concrete structure external corner circular arc forming device which characterized in that: including locating template (1), plate (2), piece (3) lift, set up recess (4) that can clamp on template (1) on plate (2), lift (3) suit is on plate (2), and lift (3) side sets up bolt (5), and lift (3) are connected with connecting plate (6), and connecting plate (6) lower extreme sets up forming die (7), and forming die (7) include concave curved surface portion (8).
2. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1, wherein: the plate (2) comprises a body part (9) and a U-shaped part (10), the U-shaped part (10) is connected with the upper end of the body part (9), and the U-shaped part (10) with a downward opening is a groove (4).
3. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1 or 2, wherein: the forming die (7) of the concrete structure external corner circular arc forming device comprises a die body (11), leveling air bubbles (12) are arranged on the upper portion of the die body (11), a corner die portion (13) is arranged on one side of the die body (11), and an arc face portion (8) is arranged on the other side of the die body (11).
4. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1 or 2, wherein: concrete structure external corner circular arc forming device include a plurality of locating template (1), forming die (7) are rectangular form structure, set up a plurality of connecting plates (6) on forming die (7), every connecting plate (6) are connected through a lift (3) with a plate (2), every plate (2) pass through recess (4) joint in a locating template (1) upper portion position that corresponds.
5. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1 or 2, wherein: the lifting piece (3) comprises a convex piece (18) and a concave piece (19), the convex piece (18) and the concave piece (19) are arranged to be buckled together, a middle channel (14) is formed between the convex piece (18) and the concave piece (19), a long-strip-shaped groove (20) is formed in the plate (2), the bolt (5) penetrates through the convex piece (18), the groove (20) and the concave piece (19), and the bolt (5) is screwed with a nut (21).
6. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1 or 2, wherein: the width dimension of the groove (4) is set to be larger than the thickness dimension of the positioning template (1), and the plate (2) is provided with a screw (15) which can extend into the groove (4).
7. The apparatus for forming an arc of an external corner of a concrete structure according to claim 1 or 2, wherein: when the bolt (5) is screwed, the bolt (5) is arranged to be capable of abutting against the plate (2) so that the lifting piece (3) is fixed relative to the plate (2); when the bolt (5) is loosened, the bolt (5) is arranged to be away from the plate (2), so that the lifting piece (3) can move up and down relative to the plate (2).
8. The apparatus for forming an arc of an external corner of a concrete structure according to claim 3, wherein: when the concrete structure external corner circular arc is formed, the positioning template (1) is set to be a structure which can be attached to the side surface of the concrete structure (16), and the corner mold part (13) of the forming mold (7) is set to be a structure which can be attached to the side surface of the positioning template (1).
9. A method for forming an external corner arc of a concrete structure is characterized by comprising the following steps: the forming method comprises the following steps: 1) installing a positioning template (1), connecting the plate (2) with a connecting plate (6) through a lifting piece (3), and clamping the plate (2) on the positioning template (1) through a groove (4); 2) adjusting the relative position of the connecting piece (6) and the plate (2) according to the set elevation of the concrete structure (16), adjusting the height of the forming die (7), and then screwing the bolt (5); 3) and (3) pouring concrete, wherein the pouring equipment is prevented from colliding with the forming die (7), and after the pouring of the concrete is finished, the concrete position close to the arc surface part (8) of the forming die (7) forms an external corner arc (17).
10. The method for forming the arc of the external corner of the concrete structure according to claim 9, wherein: when the plate (2) is clamped on the positioning template (1) through the groove (4), the screw (15) is screwed down, so that the relative position of the plate (2) and the positioning template (1) is fixed; after the concrete pouring is finished, when the strength of the concrete reaches the requirement, the bolt (5) and the screw (15) are unscrewed, and the concrete structure external corner arc forming device is detached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296332.4A CN111395751A (en) | 2020-04-15 | 2020-04-15 | Concrete structure external corner arc forming device and forming method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296332.4A CN111395751A (en) | 2020-04-15 | 2020-04-15 | Concrete structure external corner arc forming device and forming method thereof |
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| CN111395751A true CN111395751A (en) | 2020-07-10 |
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| CN202010296332.4A Pending CN111395751A (en) | 2020-04-15 | 2020-04-15 | Concrete structure external corner arc forming device and forming method thereof |
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| US20070094974A1 (en) * | 2004-06-21 | 2007-05-03 | Pjer-Mise Velickovic | Insulated concrete form system with variable length wall ties |
| CN202626941U (en) * | 2012-07-09 | 2012-12-26 | 葛洲坝集团第五工程有限公司 | Device for fixing rubber waterstop and grout stop sheet |
| CN203394031U (en) * | 2013-07-08 | 2014-01-15 | 国家电网公司 | Bare concrete re-entrant mold |
| CN205077489U (en) * | 2015-10-22 | 2016-03-09 | 江苏省电力公司南京供电公司 | Can dismantle clear water concrete circular arc external corner construction tool |
| CN110821171A (en) * | 2019-12-02 | 2020-02-21 | 广西建工集团第五建筑工程有限责任公司 | Concrete arc corner forming device and construction method thereof |
| CN212359108U (en) * | 2020-04-15 | 2021-01-15 | 中国十七冶集团有限公司 | Concrete structure external corner circular arc forming device |
-
2020
- 2020-04-15 CN CN202010296332.4A patent/CN111395751A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070094974A1 (en) * | 2004-06-21 | 2007-05-03 | Pjer-Mise Velickovic | Insulated concrete form system with variable length wall ties |
| CN202626941U (en) * | 2012-07-09 | 2012-12-26 | 葛洲坝集团第五工程有限公司 | Device for fixing rubber waterstop and grout stop sheet |
| CN203394031U (en) * | 2013-07-08 | 2014-01-15 | 国家电网公司 | Bare concrete re-entrant mold |
| CN205077489U (en) * | 2015-10-22 | 2016-03-09 | 江苏省电力公司南京供电公司 | Can dismantle clear water concrete circular arc external corner construction tool |
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| CN212359108U (en) * | 2020-04-15 | 2021-01-15 | 中国十七冶集团有限公司 | Concrete structure external corner circular arc forming device |
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