CN211572601U - Wall body formwork system under limited condition of outside space - Google Patents
Wall body formwork system under limited condition of outside space Download PDFInfo
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- CN211572601U CN211572601U CN202020007032.5U CN202020007032U CN211572601U CN 211572601 U CN211572601 U CN 211572601U CN 202020007032 U CN202020007032 U CN 202020007032U CN 211572601 U CN211572601 U CN 211572601U
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- outer side
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Abstract
The utility model provides a wall body formwork system and construction method thereof under outside space limited condition, wherein the formwork system includes: the outer side formwork and the inner side formwork are respectively arranged on two sides of a wall body to be poured, the outer side formwork and the inner side formwork are connected through the opposite-pulling screw rods, the fixing table is connected to the outer side of the wall body on the lower side of the outer side formwork, and the lower side edge of the outer side formwork abuts against the fixing table; the other end of the opposite-pulling screw penetrates through a screw connecting hole of the inner side template and is fixedly connected with the inner side template through a fastener; the upper side edge of the outer side template is provided with a suspension structure. The utility model discloses an outside template, inboard template and to drawing screw rod isotructure to having formed a wall body formwork system that can accomplish the equipment in the inboard, have avoided a series of operations such as establishing in the outside side template, can establish and demolish fast in the limited condition in outside space.
Description
Technical Field
The utility model relates to a building engineering technical field, concretely relates to wall body formwork system under outside space limited condition.
Background
The condition that the distance between two walls is too small is often met in building construction, because the deformation joint is arranged in the single structure, or the distance between two structures is too small, the space between the walls can cause construction difficulty due to being too narrow and small, under the condition that the space outside the walls is limited, if the outer side formwork of the shear wall is still adopted by a traditional formwork supporting method, great difficulty can exist, only a space of dozens of centimeters exists between the two walls, and constructors with limited space can not enter the space to support and remove the outer side formwork. Traditional narrow and small space interior formwork erects, like the construction of the interior movement joint of monomer structure, often pack the simple outside template as both sides twice wall body of polyphenyl board between narrow and small gap, inboard adoption unilateral formwork method, only demolish the interior formwork after the wall body is pour and is accomplished, the polyphenyl board in the outside remains in the gap or clearance after artifical breakage, such construction system and method make the construction effect of wall body extremely poor, seriously influence the former design effect of movement joint simultaneously, the efficiency of construction is low, the material turnover rate is low. Therefore, how to develop a formwork system and a construction method which can be quickly erected and dismantled under the condition of limited outside space is an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
Therefore, an object of the present invention is to provide a wall formwork system and a construction method thereof, which can be erected and dismantled quickly under the condition of limited external space.
The utility model provides a wall body formwork system under outside space limited condition, include: the outer side formwork and the inner side formwork are respectively arranged on two sides of a wall body to be poured, the outer side formwork and the inner side formwork are connected through the opposite-pulling screw rods, the fixing table is connected to the outer side of the wall body on the lower side of the outer side formwork, and the lower side edge of the outer side formwork abuts against the fixing table; the outer side template and the inner side template are correspondingly distributed with screw connecting holes, the outer side of the screw connecting hole of the outer side template is fixedly connected with a nut, and one end of the opposite pulling screw penetrates through the screw connecting hole of the outer side template and is detachably connected with the nut; the other end of the opposite-pulling screw penetrates through a screw connecting hole of the inner side template and is fixedly connected with the inner side template through a fastener; and the edge of the upper side of the outer side template is connected with a hanging ring. The utility model discloses an outside template, inboard template, to drawing screw rod and fixed station isotructure to having formed a wall body formwork system that can accomplish the equipment in the inboard, having avoided carrying out the support body in the outside and set up, a series of operations such as template are set up, are consolidated, can set up fast and demolish under the limited condition in outside space.
Furthermore, a gasket is fixedly connected between the outer side template and the nut.
Further, the outer side template, the gasket and the nut are all made of steel materials and are fixedly connected through welding.
Furthermore, the root of the fixed station is provided with an inserting rod, the wall body on the lower side of the outer side formwork is provided with an inserting hole, and the inserting rod is inserted into the inserting hole so that the fixed station is connected to the wall body on the lower side of the outer side formwork.
Furthermore, the fixed station is a prefabricated reinforced concrete structure, the insertion rod is a reinforcing steel bar exposed out of the root of the fixed station, and the size of the insertion hole is matched with that of the reinforcing steel bar.
Furthermore, a sleeve is sleeved on the part, located between the outer side template and the inner side template, of the counter-pulling screw rod.
Further, the sleeve is a PVC sleeve, and the thickness of the sleeve is not less than 4 mm.
Further, the material of the inner side formwork is a wood material or an aluminum material.
Further, the fastener is square steel back arris.
The utility model also provides a construction method of wall body formwork system under outside space limited condition includes:
mounting a fixed platform on the outer side of the wall body on the lower side of the wall body to be cast;
hoisting the outer side template to the fixed table, and adjusting and positioning;
reversely penetrating all the oppositely pulling screw rods and installing the oppositely pulling screw rods on the outer side template;
sleeving sleeves on all the opposite-pulling screw rods;
an inner side template is erected and connected and fastened with the opposite-pulling screw;
pouring concrete between the outer side formwork and the inner side formwork;
and after the concrete is condensed, sequentially removing the inner formwork, the opposite-pulling screw and the outer formwork to finish the construction of the part of the wall body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a block diagram of a wall formwork system under a condition of limited outside space;
FIG. 2 depicts a front elevation view of the outboard form;
FIG. 3 is a view showing the construction of the inner and outer formworks and their connecting reinforcement nodes;
fig. 4 is a schematic structural diagram of a prefabricated fixing table.
In the drawings are labeled:
1 outside form
2 wall body
3 inner side form
4 shim
5 nut
6 opposite-pulling screw rod
7 square steel back edge
8 casing
9 suspension structure
10 fixed station
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The embodiment of the utility model provides a wall body formwork system under outside space limited condition, as shown in figure 1, include: the outer side formwork 1 and the inner side formwork 3 are respectively arranged on two sides of a wall 2 to be poured, the outer side formwork 1 and the inner side formwork 3 are connected through the opposite-pulling screw 6, the fixing table 10 is connected to the outer side of the wall on the lower side of the outer side formwork 1, and the edge of the lower side of the outer side formwork 1 abuts against the fixing table 10; the outer side template 1 and the inner side template 3 are correspondingly distributed with screw connecting holes, the outer side of the screw connecting hole of the outer side template 1 is fixedly connected with a nut 5, and one end of the opposite pulling screw 6 passes through the screw connecting hole of the outer side template 1 and is detachably connected with the nut 5; the other end of the opposite-pulling screw 6 penetrates through a screw connecting hole of the inner side template 3 and is fixedly connected with the inner side template 3 through a fastener 7; wherein the upper side edge of the outer formwork 3 has a suspension 9. Preferably, the fastening member 7 may be a square steel back edge, and the suspension structure 9 may be a pair of hanging rings symmetrically connected to the upper side edge of the outer formwork 3. The utility model discloses an outside template, inboard template, to drawing screw rod and fixed station isotructure to having formed a wall body formwork system that can accomplish the equipment in the inboard, having avoided setting up at the lateral truss body, the template is propped up a series of operations such as establishing, consolidating, can prop up fast under the limited condition in outside space and establish and demolish.
Fig. 2 shows the distribution form of the screw connection holes on the outer template 1, and it should be noted that the distribution density of the screw connection holes on the outer template 1 is determined according to the thickness and height of the wall 2 to be poured.
In an aspect of the embodiment of the present invention, as shown in fig. 3, the outside form 1 and the nut 5 have a gasket 4 fixedly connected therebetween for relieving the pressure of the nut 5 and the outside form 3. Preferably, the outer side template 1, the gasket 4 and the nut 5 are all made of steel materials, and the outer side template 1, the gasket 4 and the nut 5 are fixedly connected through welding. Optionally, the material of the inner formwork 3 may be a wood material or an aluminum material, and the thickness of the outer formwork 1 is 12mm to 25 mm.
It is understood that the spacer 4 also has a screw coupling hole for coupling with the counter screw 6. Preferably, the thickness of the gasket is 10mm-20mm to ensure the connection strength; the aperture of the screw connection hole is set to be 3-8mm larger than the outer diameter of the tension screw 6 so as to be smoothly passed through.
In an aspect of the embodiment of the present invention, as shown in fig. 4, the root of the fixing station 10 has an insertion rod, the wall body of the outside formwork 1 lower side has an insertion hole, the insertion rod is inserted into the insertion hole, so that the fixing station 10 is connected to the wall body of the outside formwork 1 lower side. Preferably, the fixed station 10 is a reinforced concrete structure, the insertion rod is a steel bar exposed out of the root of the fixed station, and the size of the insertion hole is matched with that of the steel bar. In order to ensure the strength of the connection, in a specific embodiment, the steel bars are four, the length of the steel bars is 150mm-200mm, and the diameter of the steel bars is 18mm-22 mm; four PVC sleeves are reserved at the outer wall position 50mm-150mm below the top plate surface of the former part of structure, and the reinforcing steel bars at the root of the fixed platform 10 are inserted into the inserting holes formed by the PVC sleeves after the former part of templates are removed, so that the installation of the prefabricated fixed platform 10 is completed. The number of each prefabricated fixing table 10 is 6-10, and after all the fixing tables 10 of the part are installed, the bottom of the outer side formwork 1 can fall on the fixing tables 10. The utility model discloses innovatively adopted the design of fixed station 10, fixed station 10 adopts prefabricated reinforced concrete structure, four reinforcing bars are left as the fixed point to the root, the spliced eye of four reinforcing bars of pre-buried PVC sleeve pipe prefabricated fixed station when the construction of a preceding part wall body, hang outside template 1 after the construction is accomplished, four reinforcing bars of fixed station 10 just can insert in the spliced eye that the PVC pipe formed, a plurality of fixed station 10 on every layer has played fixed and positioning action to outside template 1, further ensure the safety and the quality of construction.
In one aspect of the embodiment of the present invention, the tie rod 6 is located between the outer side formwork 1 and the inner side formwork 3, and a sleeve 8 is sleeved on the portion. Preferably, the sleeve 8 is a PVC sleeve, the thickness of which is not less than 4 mm. Since the pull screw 6 cannot be removed smoothly once the sleeve 8 is damaged during concrete pouring, so that the entire outer formwork 1 cannot be removed, the wall thickness of the PVC sleeve must be greater than 4mm to meet the strength requirement.
The embodiment of the utility model provides a construction method of wall body formwork system under outside space limited condition includes:
and a fixing platform 10 is arranged on the outer side of the wall body at the lower side of the wall body to be cast. In the step, root reinforcing steel bars of all fixing platforms 10 of the part are inserted into the inserting holes on the lower wall body, and the top surfaces of all fixing platforms 10 are ensured to be on the same horizontal plane by slight adjustment.
And lifting the outer side template 1 to the fixed table 10, and adjusting and positioning. In the step, the steel wire rope is sleeved into a hanging ring on the outer side template 1, and the outer side template 1 is hoisted by a tower crane.
All the opposite pulling screws 6 are reversely penetrated and are installed on the outer template 1. In the step, a constructor passes the counter-pulling screw 6 through the screw connecting holes of the outer side template 1 and the gasket 4 in the building, so that the counter-pulling screw 6 is screwed into the nut 5 and exposes out of the nut 5, and preferably, the length of the part of the counter-pulling screw 6, which is exposed out of the nut 5, is 40mm-60mm, so that the connecting strength is better ensured, and the slippage is avoided.
The sleeve 8 is sleeved on all the opposite pulling screw rods. The sleeve pipe 8 can be the PVC sleeve pipe, and requires that PVC sleeve pipe wall thickness must be greater than 4mm, because of in case the PVC sleeve pipe damaged can cause to draw screw 6 to demolish smoothly when concrete placement and cause whole outside template 1 to demolish, need guarantee that PVC sheathed tube structural strength is enough.
The inner side template 3 is supported and connected and fastened with the opposite-pulling screw 6. Preferably, the inner template 3 and the counter-pulling screw 6 are further reinforced by a square steel back ridge 7 in this step.
Concrete is poured between the outer formwork 1 and the inner formwork 3.
And after the concrete is condensed, sequentially removing the inner side formwork 3, the opposite-pulling screw 6 and the outer side formwork 1 to finish the construction of the part of the wall body. When the opposite-pulling screw rods 6 are disassembled, the opposite-pulling screw rods 6 are rotated in the opposite direction to screw out all the opposite-pulling screw rods 6 for disassembling. When the outer side template 1 is dismounted, the steel wire rope is sleeved in a hanging ring on the outer side template 1, and the tower crane hooks the steel wire rope to lift the outer side template 1.
It can be understood that after the construction of the wall part is completed, the above steps can be repeated to continue to complete the construction of the next wall part.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. A wall formwork system under the condition that outside space is limited, comprising:
the outer side formwork and the inner side formwork are respectively arranged on two sides of a wall body to be poured, the outer side formwork and the inner side formwork are connected through the opposite-pulling screw rods, the fixing table is connected to the outer side of the wall body on the lower side of the outer side formwork, and the lower side edge of the outer side formwork abuts against the fixing table;
the outer side template and the inner side template are correspondingly distributed with screw connecting holes, the outer side of the screw connecting hole of the outer side template is fixedly connected with a nut, and one end of the opposite pulling screw penetrates through the screw connecting hole of the outer side template and is detachably connected with the nut; the other end of the opposite-pulling screw penetrates through a screw connecting hole of the inner side template and is fixedly connected with the inner side template through a fastener;
wherein the upper side edge of the outer side template is provided with a suspension structure.
2. The wall formwork system under the condition of limited outside space as claimed in claim 1,
and a gasket is fixedly connected between the outer side template and the nut.
3. The wall formwork system under the condition of limited outside space as claimed in claim 2,
the outer side template, the gasket and the nut are made of steel materials and are fixedly connected through welding.
4. The wall formwork system under the condition of limited outside space as claimed in claim 1,
the root of the fixed station is provided with an inserting rod, the wall body on the lower side of the outer side formwork is provided with an inserting hole, and the inserting rod is inserted into the inserting hole so that the fixed station is connected to the wall body on the lower side of the outer side formwork.
5. The wall formwork system under the condition of limited outside space as claimed in claim 4,
the fixed station is a prefabricated reinforced concrete structure, the insertion rod is a reinforcing steel bar exposed out of the root of the fixed station, and the size of the reinforcing steel bar is matched with that of the insertion hole.
6. The wall formwork system under the condition of limited outside space as claimed in claim 1, wherein a sleeve is sleeved on a part of the counter-pulling screw rod, which is located between the outside formwork and the inside formwork.
7. A wall form-erecting system under the condition of limited outside space as recited in claim 6, wherein said sleeve is a PVC sleeve, and the thickness of said sleeve is not less than 4 mm.
8. The wall formwork system under the condition of limited outer space as claimed in claim 1, wherein the material of the inner formwork is wood material or aluminum material.
9. A wall form erecting system under conditions of confined exterior space as recited in any one of claims 1 to 8, wherein said fasteners are square steel back ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020007032.5U CN211572601U (en) | 2020-01-03 | 2020-01-03 | Wall body formwork system under limited condition of outside space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020007032.5U CN211572601U (en) | 2020-01-03 | 2020-01-03 | Wall body formwork system under limited condition of outside space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211572601U true CN211572601U (en) | 2020-09-25 |
Family
ID=72552467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020007032.5U Active CN211572601U (en) | 2020-01-03 | 2020-01-03 | Wall body formwork system under limited condition of outside space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211572601U (en) |
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2020
- 2020-01-03 CN CN202020007032.5U patent/CN211572601U/en active Active
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