CN217151380U - Joist pulls out post construction equipment - Google Patents
Joist pulls out post construction equipment Download PDFInfo
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- CN217151380U CN217151380U CN202220750397.6U CN202220750397U CN217151380U CN 217151380 U CN217151380 U CN 217151380U CN 202220750397 U CN202220750397 U CN 202220750397U CN 217151380 U CN217151380 U CN 217151380U
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- frame beam
- joist
- underpinning
- unloading
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Abstract
The utility model relates to a joist post-pulling construction device, which comprises an unloading component for supporting a frame beam and a bearing component for supporting a to-be-pulled post, wherein a circle of underpinning area is chiseled between the to-be-pulled post and the lower part of the frame beam, the bearing component is provided with a plurality of bearing components which are arranged in the underpinning area and are sequentially arranged around the circumference of the to-be-pulled post; the unloading assemblies are positioned between the lower part of the frame beam and the ground, the number of the unloading assemblies is equal to that of the frame beam, and the unloading assemblies and the frame beam are distributed in a one-to-one correspondence manner; the beneficial effects of the utility model are that: the combination of the unloading assembly and the bearing assembly is adopted, so that the vertical load is effectively transferred downwards under the condition that the force transfer path of an original structure system is not changed during the construction of pulling the joist from the column, the construction device can shorten the construction period and reduce the manufacturing cost, and the normal use of the original structure is not influenced during the construction.
Description
Technical Field
The utility model belongs to the technical field of the construction, especially, relate to a post construction equipment is pulled out to joist.
Background
In recent years, the development of the building industry has shifted from a large-scale new construction period to a new construction and maintenance modification period, and existing buildings are increasingly subjected to modification and reinforcement problems, such as changing the use function of the building or increasing the indoor space. Joist column pulling is a technical method and is widely applied to engineering practice because the problem of column distance expansion can be effectively solved. The joist pull column is a general name of a joist pull column, a joist wall-dismantling column and a joist pull column, and is a special technology for dismantling part (or all) of bearing columns or walls under the condition of not dismantling or only slightly dismantling an upper structure. The traditional joist column pulling method adopts the method of erecting a full space support floor system, and removing the full space support after removing the reinforced concrete column and reinforcing the original frame beam, so as to complete joist column pulling; therefore, a new joist column-pulling construction device is urgently needed to be developed to solve the problem of the device adopted by the traditional joist column-pulling method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art existence, and provide one kind and pull out the joist that the post need not to set up full support and pull out post construction equipment during the transformation at whole joist.
The utility model aims to solve the problems that the construction device for pulling out the column from the joist comprises an unloading component for supporting a frame beam and a bearing component for supporting a column to be pulled out, wherein a circle of underpinning area is arranged between the column to be pulled out and the lower part of the frame beam, and the bearing components are provided with a plurality of bearing components which are circumferentially distributed and arranged in the underpinning area; the unloading assemblies are located between the lower portion of the frame beam and the ground, the number of the unloading assemblies is equal to the number of the frame beam, and the unloading assemblies and the frame beam are distributed in a one-to-one correspondence mode.
The utility model has the advantages that: compared with the prior art, the combination of the unloading assembly and the bearing assembly is adopted, and the vertical load is effectively transmitted downwards under the condition of not changing a force transmission path of an original structure system during the construction of pulling the joist from the column, so that the construction device can shorten the construction period, reduce the manufacturing cost and does not influence the normal use of the original structure during the construction.
Preferably, the unloading assembly comprises a jack, a steel pipe and a first supporting piece, the lower end of the steel pipe is fixed on the jack, the jack is installed on the ground, the first supporting piece is fixed at the upper end of the steel pipe, and the first supporting piece is abutted to the frame beam through jacking of the jack; through the arrangement of the structure, the bearing capacity of the frame beam can be met, and meanwhile, the mounting and dismounting are convenient.
Preferably, the bearing assembly comprises a second supporting piece, a leveling block and a supporting block, the leveling block is integrally cast and molded at the bottom of the underpinning area, the supporting block is integrally molded at the top of the underpinning area, and the second supporting piece is positioned between the leveling block and the supporting block and is abutted against the leveling block; through the arrangement of the structure, the vertical load bearing of the underpinning area in the column to be pulled out is ensured, and the vertical load force can be effectively transmitted.
Preferably, the first supporting piece and the second supporting piece are both I-shaped steel, and the lengths of the first supporting piece and the second supporting piece are equal; when guaranteeing support piece intensity, can also make the interchangeability between two support pieces better, convenient construction and saving cost.
Preferably, the distance a between the unloading assembly and the column to be pulled out is 1.2 to 1.8 meters; therefore, the unloading assembly can effectively support the frame beam and is convenient for on-site construction.
Preferably, the height h of the underpinning area is greater than or equal to the thickness m of the reinforcing beam poured below the frame beam; therefore, the supporting and replacing area can be integrally cast and molded in the pouring process of the reinforcing beam, and the strength of the reinforcing beam and the frame beam is better.
Preferably, the top plane of the underpinning area is flush with the bottom plane of the frame beam; during the construction of pulling out the column from the joist, the damage to the existing frame-girder structure is reduced as much as possible, and the strength of the existing frame-girder structure is maintained.
Preferably, the bearing components are sequentially arranged around the circumference of the column to be pulled out at equal intervals; therefore, the uniform support between the frame beam and the column to be pulled out can be realized through the underpinning area, and the uneven bearing capacity is prevented.
Drawings
Fig. 1 is the utility model discloses a joist pulls out post construction equipment in the main view structure sketch map of operating condition.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic view of the sectional structure a-a of fig. 2.
Fig. 4 is a schematic view of a cross-sectional structure B-B of fig. 2.
Fig. 5 is a schematic perspective view of the bearing assembly of the present invention in a construction state.
The reference numbers in the figures are respectively: 1. a frame beam; 2. removing the column; 3. an unloading assembly; 4. a load bearing assembly; 5. a underpinning area; 6. reinforcing the beam; 31. a jack; 32. a steel pipe; 33. a first support; 41. a second support member; 42. leveling blocks; 43. and (7) a supporting block.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings: as shown in the attached drawings 1 to 5, the utility model comprises an unloading component 3 for supporting the frame beam 1 and a bearing component 4 for supporting the column 2 to be pulled out, wherein the column 2 to be pulled out and the frame beam 1 are vertically distributed between the vertical direction and the horizontal direction; a circle of underpinning area 5 is chiseled between the column 2 to be pulled out and the lower part of the frame beam 1, the underpinning area 5 is an intersection area of the bottom surface of the frame beam 1 and the top of the column 2 to be pulled out, and a circle of area for placing a bearing assembly is chiseled out along the circumferential direction of the column 2 to be pulled out in sequence; the bearing components 4 are arranged in the underpinning area 5 and are sequentially arranged around the circumference of the column 2 to be pulled out at equal intervals; the unloading assemblies 3 are positioned between the lower part of the frame beam 1 and the ground, the number of the unloading assemblies 3 is equal to that of the frame beam 1, and the unloading assemblies 3 and the frame beam 1 are distributed in a one-to-one correspondence manner, so that each frame beam 1 connected with a post to be pulled can be supported by the unloading assemblies 3 during the construction of pulling the post from the joist, and the construction is convenient and the safety performance is improved.
The unloading assembly 3 comprises a jack 31, a steel pipe 32 and a first supporting piece 33, the lower end of the steel pipe 32 is fixed on the jack 31, the jack 31 is installed on the ground, the first supporting piece 33 is fixed at the upper end of the steel pipe 32, and the first supporting piece 33 is abutted against the frame beam 1 through the jacking of the jack 31; the jack 31 is a hydraulic jack with a dial, so that the unloading value applied to the frame beam 1 by the jack can be directly read through the dial, and the frame beam 1 can be prevented from deforming due to the excessive application of the unloading value by the jack.
The bearing component 4 comprises a second supporting piece 41, a leveling block 42 and a supporting block 43, wherein the leveling block 42 is integrally cast and molded at the bottom of the underpinning area 5, the supporting block 43 is integrally molded at the top of the underpinning area 5, and the second supporting piece 41 is positioned between the leveling block 42 and the supporting block 43 and is abutted against the same; the thickness of the leveling block 42 is generally 20mm, and the thickness of the supporting block 43 is generally 25 mm.
The first supporting piece 33 and the second supporting piece 41 are both made of I-steel and have the same length; in the construction process, the construction of the I-shaped steel of the same type is convenient, and certain cost can be saved.
The distance a between the unloading assembly 3 and the column 2 to be pulled out is 1.2-1.8 m, the value is generally 1.5 m, and the trafficability of a construction device and constructors can be improved during construction.
The height h of the underpinning area 5 is more than or equal to the thickness m of the reinforcing beam 6 poured below the frame beam 1; the top plane of the underpinning area 5 is flush with the bottom plane of the frame beam 1; the construction of the later stage reinforcing beam 6 of being convenient for, reinforcing beam 6 needs to explain be: a underpinning area 5 is chiseled in advance and is placed in the bearing component 4, the height h of the underpinning area 5 is calculated according to actual requirements, and then a reinforcing beam 6 is poured on the bottom surface of the frame beam 1.
The present invention is not limited to the above embodiments, and any change is made on the shape or material composition, and all the structural designs provided by the present invention are all the deformation of the present invention, which should be considered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a post construction equipment is pulled out to joist, is including being used for unloading subassembly (3) that support frame roof beam (1) and being used for removing bearing component (4) that post (2) supported to the plan, its characterized in that: a circle of underpinning area (5) is arranged between the column (2) to be pulled out and the lower part of the frame beam (1), and a plurality of bearing components (4) are circumferentially distributed and installed in the underpinning area (5); the unloading assemblies (3) are located between the lower portion of the frame beam (1) and the ground, the number of the unloading assemblies (3) is equal to that of the frame beam (1), and the unloading assemblies (3) and the frame beam (1) are distributed in a one-to-one correspondence mode.
2. The joist column pulling construction device according to claim 1, wherein: the unloading assembly (3) comprises a jack (31), a steel pipe (32) and a first supporting piece (33), the lower end of the steel pipe (32) is fixed on the jack (31), the jack (31) is installed on the ground, the first supporting piece (33) is fixed at the upper end of the steel pipe (32), and the first supporting piece (33) is abutted to the frame beam (1) through jacking of the jack (31).
3. The joist column pulling construction device according to claim 2, wherein: the bearing assembly (4) comprises a second supporting piece (41), a leveling block (42) and a supporting block (43), the leveling block (42) is integrally cast and molded at the bottom of the underpinning area (5), the supporting block (43) is integrally molded at the top of the underpinning area (5), and the second supporting piece (41) is located between the leveling block (42) and the supporting block (43) and is abutted against the supporting block.
4. The joist column pulling construction device according to claim 3, wherein: the first supporting piece (33) and the second supporting piece (41) are both I-shaped steel, and the lengths of the first supporting piece and the second supporting piece are equal.
5. The joist column pulling construction device according to claim 1, wherein: the distance a between the unloading assembly (3) and the column (2) to be pulled out is 1.2-1.8 m.
6. The joist column pulling construction device according to claim 1, wherein: the height h of the underpinning area (5) is more than or equal to the thickness m of the reinforcing beam (6) poured below the frame beam (1).
7. The joist column pulling construction device according to claim 1, wherein: the top plane of the underpinning area (5) is flush with the bottom plane of the frame beam (1).
8. The joist column pulling construction device according to claim 1, wherein: the bearing components (4) are sequentially arranged around the periphery of the column (2) to be pulled out at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220750397.6U CN217151380U (en) | 2022-03-31 | 2022-03-31 | Joist pulls out post construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220750397.6U CN217151380U (en) | 2022-03-31 | 2022-03-31 | Joist pulls out post construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217151380U true CN217151380U (en) | 2022-08-09 |
Family
ID=82698111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220750397.6U Active CN217151380U (en) | 2022-03-31 | 2022-03-31 | Joist pulls out post construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217151380U (en) |
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2022
- 2022-03-31 CN CN202220750397.6U patent/CN217151380U/en active Active
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