CN114809413B - Roofing steel rack for building - Google Patents
Roofing steel rack for building Download PDFInfo
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- CN114809413B CN114809413B CN202210735912.8A CN202210735912A CN114809413B CN 114809413 B CN114809413 B CN 114809413B CN 202210735912 A CN202210735912 A CN 202210735912A CN 114809413 B CN114809413 B CN 114809413B
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- groove
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/08—Vaulted roofs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34305—Structures characterised by movable, separable, or collapsible parts, e.g. for transport telescopic
- E04B1/3431—Structures characterised by movable, separable, or collapsible parts, e.g. for transport telescopic with only one level of nesting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/38—Arched girders or portal frames
- E04C3/40—Arched girders or portal frames of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a roof steel net rack for a building, which comprises a first fixing frame, a first fixing beam, a second fixing frame and a second fixing beam, wherein the second fixing beam is arranged between the first fixing frame and the second fixing frame, the first fixing beam is welded between the second fixing beams, a compensation structure and a lifting structure are arranged at two ends of the first fixing frame and the second fixing frame, and the compensation structure is connected with two ends of the first fixing frame. The invention relates to a roof steel net rack for a building, which belongs to the technical field of buildings, can compensate errors of a fixing frame and a supporting column through a compensation block and a middle block, can adjust the heights of a first fixing frame and a compensation structure, can adjust the distance between first fixing beams by matching the height of the supporting column at the bottom end of a lifting structure with the height of the fixing frame, can reduce the distance change between the first fixing frame and a second fixing frame, and avoids the deformation of steel structures of the first fixing frame and the second fixing frame.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a roof steel net rack for a building.
Background
The existing fabricated building is a building fabricated on a construction site by prefabricated components, has the advantages of high building speed, small restriction by climatic conditions and labor saving, and is generally welded by adopting a net-shaped steel frame on a building roof and then a roof is erected on a steel net rack. However, the existing steel net rack for the roof of the building has certain disadvantages that firstly, much time is needed to align the fixing groove and the fixing step before the welding between the supporting column and the fixing frame, the time is wasted, the house is erected more slowly, and a certain height difference exists between the fixed frame and the supporting column below the fixed frame, therefore, the fixing frame and the supporting column need to be added with connecting devices, so that the fixing frame and the supporting column are welded, the welding is troublesome, when the distance between the two fixing frames is uncertain or changed, the position of the first fixing beam needs to be installed according to the distance, thereby the distance between the first fixed beam can not be adjusted, can not weld first fixed beam after welding the roof iron sheet, and is more troublesome, and the easy emergence of warping between distance between the mount or the fixed beam in addition to make the easy weld of steel construction split easily.
Disclosure of Invention
The invention mainly aims to provide a steel net rack for a roof of a building, which can effectively solve the problems that in the background technology, a lot of time is needed to align a fixing groove and a fixing step before welding between a supporting column and a fixing frame, time is wasted, the progress of building erection is slow, a certain height difference exists between the fixing frame and a supporting column below, a connecting device needs to be added between the fixing frame and the supporting column, the fixing frame and the supporting column are welded, the operation is troublesome, when the distance between two fixing frames is uncertain or changed, the position of a first fixing beam needs to be installed according to the distance, the distance between the first fixing beams cannot be adjusted, the first fixing beam cannot be welded after a roof iron sheet is welded, the operation is troublesome, and the distance between the fixing frames or the fixing beams are easy to deform, thereby the problem that the welding position of the steel structure is easy to crack is caused.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a roofing steel rack for building, includes first mount, first fixed beam, second mount and the fixed beam of second, the fixed beam of second sets up between first mount and second mount, and the welding has first fixed beam between the fixed beam of second, the both ends of first mount and second mount are provided with compensation structure and elevation structure, compensation structure is connected with the both ends of first mount, elevation structure welds the bottom at compensation structure, be provided with first linkage block between first mount and the second mount, and be provided with connection structure between first mount and the second mount, and connection structure's both ends are connected with first linkage block, it is provided with fixed knot structure to lie in on first fixed beam between first mount and the second mount, and fixed knot constructs and welds mutually with first fixed beam.
As a preferable technical scheme, the compensation structure comprises a second connecting block, a first fixing groove, a compensation block, a first reserved groove, a first telescopic spring, a first connecting rod, a second telescopic spring, a second fixing groove and a middle block, the second connecting block is welded at the two ends of the first fixing frame and the second fixing frame, the middle block is arranged inside the second connecting block, a first fixing groove is arranged in the middle block, a compensation block is arranged at the top end of the lifting structure, the compensation block is arranged inside the first fixing groove, the second fixing groove and the first reserved groove are arranged inside the compensation block, the first connecting rod is arranged inside the first reserved groove, and the first extension spring is arranged on the first connecting rod, the second connecting rod is arranged in the second fixing groove, and the second extension spring is arranged on the second connecting rod.
As a preferable technical solution, a gap exists between the middle block and the compensation block, the compensation block moves along the first connecting rod and the second connecting rod, the compensation block is slidably connected with the first fixing groove, the first fixing groove and the compensation block are in a frustum pyramid shape, and a side oblique angle of the first fixing groove is matched with a side oblique angle of the compensation block.
As a preferable technical solution, the second connecting rod and the first connecting rod penetrate through the inside of the second connecting block and the middle block, and the first connecting rod and the second connecting rod are arranged perpendicular to each other.
As a preferred technical scheme, elevation structure includes third connecting block, connecting strip, chucking groove, spliced pole, chucking post, chucking strip, third expanding spring, third connecting rod, third fixed slot and second reservation groove, the third connecting block is connected with the connecting strip, the chucking groove sets up in the lateral wall of connecting strip, the inside of spliced pole is seted up to the third fixed slot, and the connecting strip is located inside the third fixed slot of spliced pole, the both sides of spliced pole are seted up in the second reservation groove, and the chucking post sets up in the inside of second reservation groove, and the chucking post welds with the chucking strip mutually, the third connecting rod sets up in the inside of chucking strip, and the third expanding spring sets up in the third expanding spring.
As an optimal technical scheme, the clamping column is matched with the clamping groove, the third connecting rod penetrates through the inside of the clamping strip, and the third telescopic spring is arranged between the connecting column and the clamping strip.
As an optimal technical scheme, the connecting strip is connected with the connecting column in a sliding mode, the clamping strip is connected with the third connecting rod in a sliding mode, and the clamping column is connected with the second preformed groove in a sliding mode.
As a preferred technical scheme, fixed knot constructs including first chucking piece, auxiliary rod, second chucking piece and fourth fixed slot, the auxiliary rod welding is between first mount and second mount, and is provided with first chucking piece and second chucking piece on the auxiliary rod, is provided with the fourth fixed slot on first chucking piece and the second chucking piece, the fourth fixed slot cooperatees with the auxiliary rod, first fixed beam welding is between first chucking piece and second chucking piece.
As an optimal technical scheme, the connection structure comprises a fourth connection rod, a fourth connection block, a telescopic rod, a fifth connection block, a fifth connection rod, a connection plate, a fixing hole and a fixing column, the fourth connection rod is welded between the first fixing frame and the second fixing frame, the fourth connection block is arranged on the fourth connection rod, the fixing hole is welded on the fourth connection block, the telescopic rod is welded on the side wall of the fourth connection block, the fifth connection block is arranged at the end part of the telescopic rod, the fifth connection rod is arranged between the fifth connection blocks, the fifth connection rod is of a parallelogram structure, the connection plate is arranged between the fifth connection rods, and the fixing column is arranged on the first fixing frame and the second fixing frame.
As a preferred technical scheme, the fourth connecting block is connected with the fourth connecting rod in a sliding mode, the fixing column is connected with the fifth connecting rod, and two ends of the fifth connecting rod are connected through connecting pins.
Compared with the prior art, the invention has the following beneficial effects:
1. the compensation structure is arranged, the compensation block at the top end of the lifting structure is placed in the middle block, the compensation block can be matched with the middle block to compensate errors of the fixing frame and the support column, and the first reserved groove and the second fixed groove of the compensation block can be slidably connected with the first connecting rod and the second connecting rod, so that the position between the second connecting block and the third connecting block can be compensated, and the first fixing frame can be conveniently welded on the second connecting block;
2. the lifting structure is arranged, the height of the compensation block is lifted through the lifting structure, and the heights of the first fixing frame and the compensation structure can be adjusted, so that the height of the supporting column at the bottom end of the lifting structure is matched with that of the fixing frame, a connecting part does not need to be added between the fixing frame and the supporting column, and the lifting structure is practical;
3. the fixing structure is arranged, the first fixing beams can be fixed more conveniently by sliding the first clamping block and the second clamping block along the auxiliary rod, and the distance between the first fixing beams can be adjusted;
4. the connecting structure is arranged, and the connecting plate is arranged between the telescopic rods of the fourth connecting rod, and the fixing columns at the two ends are connected with the first fixing frame and the second fixing frame, so that the distance change between the first fixing frame and the second fixing frame can be reduced, and the steel structures of the first fixing frame and the second fixing frame are prevented from deforming;
5. can guarantee through fixed knot structure and connection structure that the steelframe between first mount and the second mount can not warp, and the steel construction between first mount and the second mount is connected firmly, through compensation structure and elevation structure cooperation to make first mount and support column adjust, make first mount and support column connect firmly.
Drawings
FIG. 1 is an overall schematic of the present invention;
FIG. 2 is a schematic view of a second fixture of the present invention;
FIG. 3 is a schematic view of a first fixed beam of the present invention;
FIG. 4 is a schematic view of the compensation structure and the lifting structure of the present invention;
FIG. 5 is a schematic view of the interior of the compensation structure of the present invention;
FIG. 6 is a schematic view of the interior of the lift structure of the present invention;
FIG. 7 is a schematic view of a mounting structure of the present invention;
fig. 8 is a schematic view of the connection structure of the present invention.
In the figure: 1. a first fixing frame; 2. a first fixed beam; 3. a second fixing frame; 4. a second fixed beam; 5. a compensation structure; 6. a lifting structure; 7. a fixed structure; 8. a connecting structure; 9. a first connection block; 501. a second connecting block; 502. a first fixing groove; 503. a compensation block; 504. a first preformed groove; 505. a first extension spring; 506. a first connecting rod; 507. a second connecting rod; 508. a second extension spring; 509. a second fixing groove; 510. a middle block; 601. a third connecting block; 602. a connecting strip; 603. a clamping groove; 604. connecting columns; 605. clamping the column; 606. a clamping strip; 607. a third extension spring; 608. a third connecting rod; 609. a third fixing groove; 610. a second preformed groove; 701. a first clamping block; 702. an auxiliary lever; 703. a second clamping block; 704. a fourth fixing groove; 801. a fourth connecting rod; 802. a fourth connecting block; 803. a telescopic rod; 804. a fifth connecting block; 805. a fifth connecting rod; 806. a connecting plate; 807. a fixing hole; 808. the column is fixed.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1-8, a roofing steel net rack for construction comprises a first fixed frame 1, a first fixed beam 2, a second fixed frame 3 and a second fixed beam 4, wherein the second fixed beam 4 is arranged between the first fixed frame 1 and the second fixed frame 3, the first fixed beam 2 is welded between the second fixed beam 4, a compensation structure 5 and a lifting structure 6 are arranged at two ends of the first fixed frame 1 and the second fixed frame 3, the compensation structure 5 is connected with two ends of the first fixed frame 1, the lifting structure 6 is welded at the bottom end of the compensation structure 5, a first connecting block 9 is arranged between the first fixed frame 1 and the second fixed frame 3, a connecting structure 8 is arranged between the first fixed frame 1 and the second fixed frame 3, two ends of the connecting structure 8 are connected with the first connecting block 9, a fixed structure 7 is arranged on the first fixed beam 2 between the first fixed frame 1 and the second fixed frame 3, and fixed knot constructs 7 and welds with first fixed beam 2 mutually, weld the support column subaerially, then hoist and mount first mount 1 and second mount 3 on the support column, and adjust clearance or error between first mount 1 and the support column through compensation structure 5 and elevation structure 6, then weld second fixed beam 4 between first mount 1 and second mount 3, and install connection structure 8 between first mount 1 and second mount 3, and weld fixed knot structure 7 between first mount 1 and second mount 3, and weld with first fixed beam 2 through fixed knot structure 7, and install roof iron sheet or metal steel frame on first fixed beam 2.
Example two
As shown in fig. 4-5, the compensating structure 5 includes a second connecting block 501, a first fixing groove 502, a compensating block 503, a first pre-groove 504, a first expansion spring 505, a first connecting rod 506, a second connecting rod 507, a second expansion spring 508, a second fixing groove 509, a middle block 510, the second connecting block 501 is welded at both ends of the first fixing frame 1 and the second fixing frame 3, the middle block 510 is disposed inside the second connecting block 501, the first fixing groove 502 is disposed inside the middle block 510, the compensating block 503 is disposed at the top end of the lifting structure 6, the compensating block 503 is disposed inside the first fixing groove 502, the first pre-groove 504 is disposed inside the compensating block 509, the first connecting rod 506 is disposed inside the first groove 504, the first expansion spring 505 is disposed on the first connecting rod 506, the second connecting rod 507 is disposed inside the second fixing groove 509, the second extension spring 508 is disposed on the second connecting rod 507; by aligning the end of the lifting structure 6 with the second connecting block 501, the compensating block 503 is engaged with the middle block 510, the position error can be compensated by sliding the compensating block 503 and the first connecting rod 506 with the first pre-groove 504, and sliding the second connecting rod 507 and the second fixing groove 509, so that the compensating block 503 moves horizontally in the middle block 510, there is a gap between the middle block 510 and the compensating block 503, and the compensating block 503 moves along the first connecting rod 506 and the second connecting rod 507, the compensating block 503 is slidably connected with the first fixing groove 502, the first fixing groove 502 and the compensating block 503 are in a frustum pyramid shape, and the side oblique angle of the first fixing groove 502 is engaged with the side oblique angle of the compensating block 503; second connecting rod 507 and first connecting rod 506 run through the inside of second connecting block 501 and middle block 510, and first connecting rod 506 and second connecting rod 507 mutually perpendicular arrange, through putting into the inside of middle block 510 with the compensation piece 503 on 6 tops of elevation structure, can cooperate with middle block 510 through compensation piece 503 this moment, compensation mount and support column error, can be with the first preformed groove 504 and the second fixed slot 509 of compensation piece 503 and first connecting rod 506 and second connecting rod 507 sliding connection, thereby can compensate the position between second connecting block 501 and the third connecting block 601, relatively conveniently weld first mount 1 on second connecting block 501.
EXAMPLE III
As shown in fig. 4 and 6, the lifting structure 6 includes a third connecting block 601, a connecting bar 602, a fastening groove 603, a connecting column 604, a fastening column 605, a fastening strip 606, a third expansion spring 607, a third connecting rod 608, a third fixing groove 609, and a second preformed groove 610, the third connecting block 601 is connected to the connecting bar 602, the fastening groove 603 is disposed on a side wall of the connecting bar 602, the third fixing groove 609 is disposed inside the connecting column 604, the connecting bar 602 is located inside the third fixing groove 609 of the connecting column 604, the second preformed groove 610 is disposed on two sides of the connecting column 604, the fastening column 605 is disposed inside the second preformed groove 610, the fastening column 605 is welded to the fastening strip 606, the third connecting rod 608 is disposed inside the fastening strip 606, and the third expansion spring 607 is disposed on the third expansion spring 607; when errors exist between each supporting column and the end part of the first fixing frame 1, the clamping columns 605 can slide along the second preformed grooves 610 at the moment, so that the connecting strips 602 slide with the connecting columns 604, the height between the supporting columns is adjusted, the height of the first fixing frame 1 is the same, then the clamping strips 606 and the clamping columns 605 are clamped in the clamping grooves 603 of the connecting strips 602 under the action of the third telescopic springs 607, the position of the third connecting block 601 can be fixed, the position of the first fixing frame 1 is adjusted, the clamping columns 605 are matched with the clamping grooves 603, the third connecting rods 608 penetrate through the insides of the clamping strips 606, and the third telescopic springs 607 are arranged between the connecting columns 604 and the clamping strips 606; connecting strip 602 and the inside sliding connection of spliced pole 604, chucking strip 606 and third connecting rod 608 sliding connection, and chucking post 605 and second preformed groove 610 sliding connection go up and down through elevation structure 6 with the height of compensating block 503, can adjust the height of first mount 1 and compensation structure 5 to make the support column and the mount height of elevation structure 6 bottom cooperate, need not add adapting unit between mount and support column.
Example four
As shown in fig. 7, the fixing structure 7 includes a first clamping block 701, an auxiliary rod 702, a second clamping block 703 and a fourth fixing groove 704, the auxiliary rod 702 is welded between the first fixing frame 1 and the second fixing frame 3, the auxiliary rod 702 is provided with the first clamping block 701 and the second clamping block 703, the first clamping block 701 and the second clamping block 703 are provided with the fourth fixing groove 704, the fourth fixing groove 704 is matched with the auxiliary rod 702, the first fixing beam 2 is welded between the first clamping block 701 and the second clamping block 703, and the first clamping block 701 and the second clamping block 703 slide along the auxiliary rod 702, so that the first fixing beam 2 can be fixed more conveniently, and the distance between the first fixing beams 2 can be adjusted.
EXAMPLE five
As shown in fig. 8, the connection structure 8 includes a fourth connection rod 801, a fourth connection block 802, an expansion link 803, a fifth connection block 804, a fifth connection rod 805, a connection plate 806, a fixing hole 807, and a fixing post 808, the fourth connection rod 801 is welded between the first fixing frame 1 and the second fixing frame 3, the fourth connection block 802 is disposed on the fourth connection rod 801, the fixing hole 807 is welded on the fourth connection block 802, the expansion link 803 is welded on a side wall of the fourth connection block 802, the fifth connection block 804 is disposed at an end of the expansion link 803, the fifth connection rod 805 is disposed between the fifth connection blocks 804, the fifth connection rods 805 are in a parallelogram structure, the connection plate 806 is disposed between the fifth connection rods 805, and the fixing post 808 is disposed on the first fixing frame 1 and the second fixing frame 3; the fourth connecting rod 801 is welded between the first fixing frame 1 and the second fixing frame 3, then the telescopic rod 803 is extended or shortened, and the fifth connecting rod 805 is connected, so that the shape between the connecting plates 806 is determined and the connecting plates are connected with the first connecting blocks 9 on the first fixing frame 1 and the second fixing frame 3 through the fixing columns 808, so that the fifth connecting rod 805 is fixed and can be suitably installed on roofs of different widths according to the deformation between the fifth connecting rods 805, it is practical that the fourth connecting block 802 is slidably connected with the fourth connecting rod 801, the fixing columns 808 are connected with the fifth connecting rod 805, both ends of the fifth connecting rod 805 are connected through connecting pins, by installing the connecting plates 806 between the telescopic rods 803 of the fourth connecting rod 801, by connecting the fixing columns 808 at both ends with the first fixing frame 1 and the second fixing frame 3, therefore, the change of the distance between the first fixing frame 1 and the second fixing frame 3 can be reduced, and the deformation of the steel structures of the first fixing frame 1 and the second fixing frame 3 is avoided.
Although illustrative embodiments of the present invention have been described herein with reference to the accompanying drawings, which are not intended to depart from the spirit and scope of the invention, the same shall be construed as disclosed herein, and it will be apparent to those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a roofing steel rack for building, includes first mount (1), first fixed beam (2), second mount (3) and second fixed beam (4), second fixed beam (4) set up between first mount (1) and second mount (3), and the welding has first fixed beam (2), its characterized in that between second fixed beam (4): the utility model discloses a compensating structure, including first mount (1), first fixed frame (3), first connection piece (7), fixed knot constructs (7), and fixed knot constructs (7) and first fixed beam (2) weld mutually, compensating structure (5) and elevation structure (6) are provided with at the both ends of first mount (1) and second mount (3), compensating structure (5) are connected with the both ends of first mount (1), elevation structure (6) welding is in the bottom of compensating structure (5), be provided with first connecting block (9) between first mount (1) and second mount (3), and be provided with between first mount (1) and second mount (3) connection structure (8), and the both ends of connection structure (8) are connected with first connecting block (9), be located between first mount (1) and second mount (3) and be provided with fixed knot constructs (7) on first fixed beam (2), and fixed knot constructs (7) and first fixed beam (2) weld mutually, compensating structure (5) include second connecting block (501), The lifting device comprises a first fixing groove (502), a compensation block (503), a first reserved groove (504), a first telescopic spring (505), a first connecting rod (506), a second connecting rod (507), a second telescopic spring (508), a second fixing groove (509) and a middle block (510), wherein the second connecting block (501) is welded at two ends of a first fixing frame (1) and a second fixing frame (3), the middle block (510) is arranged inside the second connecting block (501), the first fixing groove (502) is arranged inside the middle block (510), the compensation block (503) is arranged at the top end of the lifting structure (6), the compensation block (503) is arranged inside the first fixing groove (502), the second fixing groove (509) is arranged inside the compensation block (503), the first reserved groove (504) is arranged inside the first reserved groove (504), and the first connecting rod (506) is arranged inside the first reserved groove (504), and a first expansion spring (505) is arranged on a first connecting rod (506), a second connecting rod (507) is arranged inside a second fixing groove (509), a second expansion spring (508) is arranged on the second connecting rod (507), a gap is formed between the middle block (510) and the compensation block (503), the compensation block (503) moves along the first connecting rod (506) and the second connecting rod (507), the compensation block (503) is connected with the first fixing groove (502) in a sliding manner, the first fixing groove (502) and the compensation block (503) are in a frustum pyramid shape, the side oblique angle of the first fixing groove (502) is matched with the side oblique angle of the compensation block (503), the second connecting rod (507) and the first connecting rod (506) penetrate through the inside of the second connecting block (501) and the middle block (510), and the first connecting rod (506) and the second connecting rod (507) are arranged perpendicularly to each other, the lifting structure (6) comprises a third connecting block (601), a connecting strip (602), a clamping groove (603), a connecting column (604), a clamping column (605), a clamping strip (606), a third telescopic spring (607), a third connecting rod (608), a third fixing groove (609) and a second reserved groove (610), wherein the third connecting block (601) is connected with the connecting strip (602), the clamping groove (603) is arranged on the side wall of the connecting strip (602), the third fixing groove (609) is arranged in the connecting column (604), the connecting strip (602) is positioned in the third fixing groove (609) of the connecting column (604), the second reserved groove (610) is arranged on two sides of the connecting column (604), the clamping column (605) is arranged in the second reserved groove (610), the clamping column (605) is welded with the clamping strip (606), and the third connecting rod (608) is arranged in the clamping strip (606), and the third expansion spring (607) is arranged in the third expansion spring (607), the compensation block (503) at the top end of the lifting structure (6) is placed in the middle block (510), so that the compensation block (503) is matched with the middle block (510) to solve the error of the compensation fixing frame and the support column, and the first preformed groove (504) and the second fixed groove (509) of the compensation block (503) are slidably connected with the first connecting rod (506) and the second connecting rod (507), so that the position between the second connecting block (501) and the third connecting block (601) is compensated, the clamping column (605) is matched with the clamping groove (603), the third connecting rod (608) penetrates through the inside of the clamping strip (606), the third expansion spring (607) is arranged between the connecting column (604) and the clamping strip (606), and the connecting strip (602) is slidably connected with the inside of the connecting column (604), the clamping strip (606) is connected with the third connecting rod (608) in a sliding mode, and the clamping column (605) is connected with the second reserved groove (610) in a sliding mode.
2. The roofing steel grid for building of claim 1, characterized in that: fixed knot constructs (7) and includes first chucking piece (701), auxiliary rod (702), second chucking piece (703) and fourth fixed slot (704), welding of auxiliary rod (702) is between first mount (1) and second mount (3), and is provided with first chucking piece (701) and second chucking piece (703) on auxiliary rod (702), is provided with fourth fixed slot (704) on first chucking piece (701) and second chucking piece (703), fourth fixed slot (704) cooperate with auxiliary rod (702), welding of first fixed beam (2) is between first chucking piece (701) and second chucking piece (703).
3. The roofing steel net rack for the building according to claim 2, characterized in that: the connecting structure (8) comprises a fourth connecting rod (801), a fourth connecting block (802), telescopic rods (803), a fifth connecting block (804), a fifth connecting rod (805), a connecting plate (806), a fixing hole (807) and a fixing column (808), the fourth connecting rod (801) is welded between the first fixing frame (1) and the second fixing frame (3), the fourth connecting block (802) is arranged on the fourth connecting rod (801), the fixing hole (807) is welded on the fourth connecting block (802), the telescopic rods (803) are welded on the side wall of the fourth connecting block (802), the fifth connecting block (804) is arranged at the end part of the telescopic rod (803), the fifth connecting rod (805) is arranged between the fifth connecting blocks (804), the fifth connecting rods (805) are in a parallelogram structure, the connecting plates (806) are arranged between the fifth connecting rods (805), the fixing columns (808) are arranged on the first fixing frame (1) and the second fixing frame (3).
4. A roofing steel grid for construction according to claim 3, wherein: the fourth connecting block (802) is connected with a fourth connecting rod (801) in a sliding mode, a fixing column (808) is connected with a fifth connecting rod (805), and two ends of the fifth connecting rod (805) are connected through connecting pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210735912.8A CN114809413B (en) | 2022-06-27 | 2022-06-27 | Roofing steel rack for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210735912.8A CN114809413B (en) | 2022-06-27 | 2022-06-27 | Roofing steel rack for building |
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| Publication Number | Publication Date |
|---|---|
| CN114809413A CN114809413A (en) | 2022-07-29 |
| CN114809413B true CN114809413B (en) | 2022-09-23 |
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| CN202210735912.8A Active CN114809413B (en) | 2022-06-27 | 2022-06-27 | Roofing steel rack for building |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115126081B (en) * | 2022-08-01 | 2023-06-06 | 中国建筑第二工程局有限公司 | Steel structure net rack installation construction method |
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| CN216665085U (en) * | 2021-12-21 | 2022-06-03 | 郭守成 | Prefabricated building prepositioning mounting structure |
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