CN111287451A - Expansion joint formwork supporting tool - Google Patents
Expansion joint formwork supporting tool Download PDFInfo
- Publication number
- CN111287451A CN111287451A CN202010114896.1A CN202010114896A CN111287451A CN 111287451 A CN111287451 A CN 111287451A CN 202010114896 A CN202010114896 A CN 202010114896A CN 111287451 A CN111287451 A CN 111287451A
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- supporting rods
- main template
- crossed
- joint formwork
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009415 formwork Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000010079 rubber tapping Methods 0.000 claims description 8
- 239000002023 wood Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000004080 punching Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/02—Connecting or fastening means for non-metallic forming or stiffening elements
-
- 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
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
An expansion joint formwork supporting tool comprises a main template, a frame body, fixing clamps and opposite-pulling screws, wherein the main template is fixedly connected with the frame body, the frame body is formed by mutually perpendicularly and fixedly connecting a plurality of transverse supporting rods and a plurality of vertical supporting rods in a crossed manner, the transverse supporting rods and the vertical supporting rods are respectively formed by two mutually parallel square steels, a gap is arranged between the two square steels, crossed parts of the gaps of the transverse supporting rods and the vertical supporting rods form crossed holes, through threaded holes are formed in the positions, corresponding to the crossed holes, of the main template, the opposite-pulling screws penetrate through the threaded holes to be perpendicular to the main template, the fixing clamps are arranged at the two ends of the opposite-pulling screws, natural crossed holes are formed at the crossed positions of the transverse supporting rods and the vertical supporting rods, the crossed holes can form firm tenon structures with the opposite-pulling screws, and the later process of punching on keels for penetrating, the displacement amplitude of the counter-pulling screw rod is effectively controlled.
Description
The technical field is as follows:
the invention relates to the construction field of expansion joints and narrow spaces in the building industry, in particular to a formwork supporting tool for the expansion joints.
Background art:
in the construction process of building engineering, the space between a building expansion joint or a newly-built building and an existing building is very narrow, if the building is reinforced by a traditional wood template, the space is narrow and has no construction working surface, workers are difficult to enter the interior for construction, the template is difficult to support and disassemble, labor and force are wasted, a large amount of material waste is caused, and the appearance quality of concrete cannot be ensured; there are also construction methods for adjusting one side of the expansion joint, but it is often difficult to avoid the time-consuming step of drilling holes in the keel by passing the split screw through the main template and the keel, so that a formwork supporting tool which is convenient to install and disassemble and simplifies the operation steps is needed to support and reinforce the expansion joint and the narrow space, the method is simple and convenient, and the materials are repeatedly used for many times.
The invention content is as follows:
the invention aims to solve the technical problems, and provides a formwork supporting tool for an expansion joint;
the technical scheme adopted by the invention is as follows:
the utility model provides an expansion joint formwork instrument, includes master module, support body, fixing clip and split screw, wherein, master module and support body fixed connection, the support body is formed its characterized in that by a plurality of horizontal bracing pieces and a plurality of vertical support rod mutually perpendicular cross fixed connection: the transverse supporting rod and the vertical supporting rod are respectively composed of two parallel square steels, a gap is formed between the two square steels, a cross hole is formed at the gap crossing part of the transverse supporting rod and the vertical supporting rod, a through threaded hole is formed in the position, corresponding to the cross hole, of the main template, the counter-pull screw rod penetrates through the threaded hole to be perpendicular to the main template, and fixing clips are arranged at two ends of the counter-pull screw rod.
According to the invention, the transverse supporting rods and the vertical supporting rods are made of the square steels which are parallel to each other, and the gaps are reserved between the square steels, so that natural crossed holes are formed at the crossed positions of the transverse supporting rods and the vertical supporting rods, the crossed holes can form firm tenon-and-mortise structures with the counter-pull screws, the later process of punching on the keel for penetrating the counter-pull screws is avoided, the displacement amplitude of the counter-pull screws is effectively controlled, the construction process is reduced, and the operation is simple, convenient and convenient.
Preferably, the further technical scheme of the invention is as follows:
the main template is evenly provided with self-tapping screws, and the tips of the self-tapping screws penetrate into the frame body to connect the main template with the frame body. Thereby avoiding welding the main template and the frame body, facilitating the disassembly and improving the repeated utilization rate and the construction efficiency.
The fixing clip comprises a butterfly clip and a fastening nut, the fastening nut is fixedly connected to the center of the butterfly clip, the transverse width of the butterfly clip is consistent with that of the vertical support rod, so that the fixing clip can transversely cross two sides of the vertical support rod, and the fixing clip is better fixed to the position of the pull screw rod clip on one side of the framework
The top of skeleton is even is provided with semi-circular rings, and the both ends and the vertical support rod fixed connection of rings to conveniently hang the template to the construction place.
The master template is a square wood plate.
Description of the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a side view of the present invention;
in the figure: the device comprises a main template 1, a transverse supporting rod 2, a vertical supporting rod 3, a counter-pull screw rod 4, a butterfly card 5, a fastening nut 6, a self-tapping screw 7 and a hanging ring 8.
The specific implementation mode is as follows:
the invention will be further illustrated by the following examples, which are intended only for better understanding of the invention and are not intended to limit the scope of the invention.
As shown in fig. 1 and 2: the utility model provides an expansion joint formwork instrument, mainly by master module 1, a support body, fixing clip and to drawing screw rod 4 etc. and forming, wherein, master module 1 and support body fixed connection, the support body is formed by a plurality of horizontal bracing piece 2 and a plurality of vertical support bar 3 mutually perpendicular cross fixed connection, horizontal bracing piece 2 and vertical support bar 3 constitute by two square steel that are parallel to each other respectively, be provided with the clearance between two square steel, horizontal bracing piece 2 and 3 clearance crossing portion of vertical support bar form the intersection hole, the width in clearance can be greater than the width to drawing screw rod 4 slightly, thereby can fix the position of drawing screw rod 4 better, avoid the displacement range too big, be provided with the screw hole that link up on master module 1 and the corresponding position in intersection hole, it is perpendicular with master module 1 to draw screw rod 4 to pass the screw hole, the both ends of drawing screw rod 4 are provided with the fixing clip.
When the template is used in specific construction, firstly, the template is welded and assembled according to the requirements of a construction site, after the split bolt passes through the threaded hole, one side close to the main template 1 is fastened by the fixing clip, and after the main template 1 is wiped clean, a release agent is coated on the template; secondly, the invention is hoisted to the construction position in the expansion joint or the narrow joint by a crane or a tower crane for fixing; the outer formwork is provided with a through hole corresponding to the counter-pull screw rod 4, the other end of the counter-pull screw rod 4 is inserted into the through hole of the outer formwork, the telescopic position of the counter-pull screw rod 4 is adjusted, after the adjustment is completed, the fixing clamp at the end part of the counter-pull screw rod 4 is fixed on the outer wall of the outer formwork, concrete can be poured, the fixing clamp is removed after the concrete reaches the preset strength, and the like, so that the concrete formwork is removed.
According to the invention, the transverse support rod 2 and the vertical support rod 3 are made of the square steels which are parallel to each other, and a gap is reserved between the square steels, so that a natural crossed hole is formed at the crossed part of the transverse support rod 2 and the vertical support rod 3, the crossed hole can form a firm tenon-and-mortise structure with the counter-pull screw rod 4, the later process of punching on the frame body for penetrating the counter-pull screw rod 4 is avoided, the displacement amplitude of the counter-pull screw rod 4 is effectively controlled, the construction process is reduced, and the operation is simple, convenient and convenient.
Preferably, the self-tapping screws 7 are uniformly arranged on the main template 1, the distance between the two self-tapping screws 7 can be set to 350 mm, and the tips of the self-tapping screws 7 penetrate through the frame body to connect the main template 1 with the frame body. Thereby avoiding welding the main template 1 and the frame body, facilitating the disassembly and improving the repeated utilization rate and the construction efficiency.
Preferably, the fixing clip comprises a butterfly clip 5 and a fastening nut 6, the fastening nut 6 is fixedly connected to the center of the butterfly clip 5, the transverse width of the butterfly clip 5 is consistent with the width of the vertical support rod 3, so that the fixing clip can transversely cross two sides of the vertical support rod 3, and the fixing pull screw rod 4 is better fixed to be clamped at the position of one side of the framework
Preferably, the top end of the framework is uniformly provided with semicircular hoisting rings 8, the hoisting rings 8 can be made of round steel with the diameter of 16 mm, and two ends of each hoisting ring 8 are fixedly connected with the vertical supporting rod 3, so that the template can be conveniently hoisted to a construction site.
Preferably, the master template 1 is a square wood plate.
Claims (5)
1. The utility model provides an expansion joint formwork instrument, includes master module, support body, fixing clip and split screw, wherein, master module and support body fixed connection, the support body is formed its characterized in that by a plurality of horizontal bracing pieces and a plurality of vertical support rod mutually perpendicular cross fixed connection: the transverse supporting rod and the vertical supporting rod are respectively composed of two parallel square steels, a gap is formed between the two square steels, a cross hole is formed at the gap crossing part of the transverse supporting rod and the vertical supporting rod, a through threaded hole is formed in the position, corresponding to the cross hole, of the main template, the counter-pull screw rod penetrates through the threaded hole to be perpendicular to the main template, and fixing clips are arranged at two ends of the counter-pull screw rod.
2. The expansion joint formwork tool according to claim 1, characterized in that: the main template is evenly provided with self-tapping screws, and the tips of the self-tapping screws penetrate into the frame body to connect the main template with the frame body.
3. The expansion joint formwork tool according to claim 1, characterized in that: the fixing clip comprises a butterfly clip and a fastening nut, the fastening nut is fixedly connected to the center of the butterfly clip, and the transverse width of the butterfly clip is consistent with the width of the vertical supporting rod.
4. The expansion joint formwork tool according to claim 1, characterized in that: the top of skeleton is even is provided with semi-circular rings, the both ends and the vertical support rod fixed connection of rings.
5. The expansion joint formwork tool according to claim 1, characterized in that: the master template is a square wood plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010114896.1A CN111287451A (en) | 2020-02-25 | 2020-02-25 | Expansion joint formwork supporting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010114896.1A CN111287451A (en) | 2020-02-25 | 2020-02-25 | Expansion joint formwork supporting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111287451A true CN111287451A (en) | 2020-06-16 |
Family
ID=71022923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010114896.1A Pending CN111287451A (en) | 2020-02-25 | 2020-02-25 | Expansion joint formwork supporting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111287451A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206245732U (en) * | 2016-11-07 | 2017-06-13 | 中国建筑第二工程局有限公司 | A kind of narrow expansion joint energy-saving steel formwork reinforcement system |
| CN110107082A (en) * | 2019-05-16 | 2019-08-09 | 中国十七冶集团有限公司 | Pour Fast Installation, the disassembly typified form of subsiding crack shear wall |
| CN209277531U (en) * | 2018-10-24 | 2019-08-20 | 中建三局第三建设工程有限责任公司 | It is a kind of to have enough to meet the need template for reinforce expansion joint shear wall |
| CN110821147A (en) * | 2019-12-09 | 2020-02-21 | 广西建工集团第三建筑工程有限责任公司 | Expansion joint shear wall combination template capable of being assembled and disassembled quickly |
| CN211736387U (en) * | 2020-02-25 | 2020-10-23 | 中国二十二冶集团有限公司 | Expansion joint formwork supporting tool |
-
2020
- 2020-02-25 CN CN202010114896.1A patent/CN111287451A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206245732U (en) * | 2016-11-07 | 2017-06-13 | 中国建筑第二工程局有限公司 | A kind of narrow expansion joint energy-saving steel formwork reinforcement system |
| CN209277531U (en) * | 2018-10-24 | 2019-08-20 | 中建三局第三建设工程有限责任公司 | It is a kind of to have enough to meet the need template for reinforce expansion joint shear wall |
| CN110107082A (en) * | 2019-05-16 | 2019-08-09 | 中国十七冶集团有限公司 | Pour Fast Installation, the disassembly typified form of subsiding crack shear wall |
| CN110821147A (en) * | 2019-12-09 | 2020-02-21 | 广西建工集团第三建筑工程有限责任公司 | Expansion joint shear wall combination template capable of being assembled and disassembled quickly |
| CN211736387U (en) * | 2020-02-25 | 2020-10-23 | 中国二十二冶集团有限公司 | Expansion joint formwork supporting tool |
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