CN217300600U - First-spliced unit assembling, positioning and fixing system for steel net rack - Google Patents
First-spliced unit assembling, positioning and fixing system for steel net rack Download PDFInfo
- Publication number
- CN217300600U CN217300600U CN202221017241.3U CN202221017241U CN217300600U CN 217300600 U CN217300600 U CN 217300600U CN 202221017241 U CN202221017241 U CN 202221017241U CN 217300600 U CN217300600 U CN 217300600U
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- net rack
- positioning
- string ball
- lower string
- ball
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 15
- 239000010959 steel Substances 0.000 title claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model relates to a steel space frame first piece together unit and assembles location fixed system, include: the net rack, the net rack lower string ball, the upper string ball small splicing unit, the lower string ball positioning block, the positioning frame, the lattice column and the net rack temporary placement frame; the bottom of the net rack lower string ball is provided with a lower string ball positioning block, a lower string ball positioning groove is arranged on the lower string ball positioning block, and the net rack lower string ball is placed in the positioning groove; two sections of positioning block connecting rods are arranged between the two lower string ball positioning blocks, and a length adjusting rod is arranged at the joint of the two sections of positioning block connecting rods. The utility model has the advantages that: the lower string ball of the net rack is positioned by adopting a lower string ball positioning block, and the lower string ball is arranged in a lower string ball positioning groove, so that the construction interval caused by the disordered rolling of a ball body and the like can be reduced; the positioning blocks are connected through the positioning block connecting rods, so that the overall stability of the assembled base can be ensured, and the net rack assembling precision is high; through the length adjustment pole with both ends locating piece connecting rod connection, the rack of the applicable certain interval within range of this system is assembled, has improved the material turnover rate.
Description
Technical Field
The utility model belongs to the technical field of tunnel lining reinforcing construction, especially, relate to a steel space frame first piece unit assembly location fixed system.
Background
The construction work and the construction form of the large-span bolt spherical net rack have the characteristics of low construction cost and short construction time; during construction and construction of a large-span building structure, the requirements on the attractiveness of construction and construction are more strict. But in the actual development of span bolt spherical net rack concatenation and installation construction work period, can receive the influence of multiple different factors, can lead to its spatial structure lack stability.
The general first assembly unit is lifted and installed after being assembled on the ground, when the net rack is assembled, the net rack is firstly positioned and paid off on the ground, then the lower string ball is placed, the lower string ball connecting rod is further installed, and then the upper string ball small assembly unit is installed. Meanwhile, the small assembling units of the upper chord ball in the traditional construction mode are installed by lifting, and are difficult to position in the installation process, so that the construction efficiency is low. Moreover, the last upper chord of installation also needs more manpower through traditional mode installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, providing a fixed system of location is assembled to first unit of piecing together of steel space frame.
The steel net rack first splicing unit splicing, positioning and fixing system comprises a net rack, net rack lower string balls, upper string ball small splicing units, lower string ball positioning blocks, positioning frames, lattice columns and a net rack temporary placement frame;
a lower string ball positioning block is arranged at the bottom of the net rack lower string ball, a lower string ball positioning groove is arranged on the lower string ball positioning block, and the net rack lower string ball is placed in the positioning groove; two sections of positioning block connecting rods are arranged between the two lower string ball positioning blocks, and length adjusting rods are arranged at the joints of the two sections of positioning block connecting rods;
the positioning frame consists of a positioning frame upright post, a supporting plate fixing rod, an upper string ball small splicing unit arc-shaped supporting plate and a positioning frame bottom plate; the small splicing unit inclined rods are arranged on the arc-shaped supporting plate of the small splicing units of the upper string ball; a cross rod limiting groove is arranged on the positioning frame upright post;
the net rack temporary placement frame comprises a middle support temporary placement truss and an end support temporary placement truss; a lattice column pre-embedded screw is arranged at the top of the lattice column, a truss bottom plate of a temporary truss placing truss of an intermediate support is arranged above the lattice column pre-embedded screw, a net rack is arranged on the temporary truss placing of the intermediate support, and a net rack support is arranged between the net rack and the lattice column; the end support temporarily shelves and sets up stiffening I-steel on the truss, and end support temporarily shelves truss one side and sets up the enhancement tripod, strengthens tripod and the pre-buried screw rod fixed connection of lattice column side.
Preferably, the net rack lower chord balls are connected through the net rack lower chord.
Preferably, the cross rod limiting groove is provided with a cross rod, the cross rod is provided with a vertical rod, and the vertical rod is provided with an upper chord arc-shaped mop; the upper chord is arranged on the upper chord arc-shaped mop.
Preferably, when the positioning frame upright post is arranged at the end part of the net rack, the positioning frame upright post is provided with a single-side cross rod limiting groove; when the positioning frame upright post is arranged in the middle of the net rack, the left side and the right side of the positioning frame upright post are both provided with a cross rod limiting groove.
The utility model has the advantages that:
1. the lower string ball of the net rack is positioned by adopting the lower string ball positioning block, and the lower string ball is arranged in the lower string ball positioning groove, so that the construction interval caused by the messy rolling of the ball body and the like can be reduced.
2. The positioning blocks are connected through the positioning block connecting rods, so that the overall stability of the assembled base can be ensured, and the net rack assembling precision is high; through the length adjustment pole with both ends locating piece connecting rod connection, the rack of the applicable certain interval within range of this system is assembled, has improved the material turnover rate.
3. When the small splicing units consisting of the upper chord ball and the four diagonal rods are installed, the positioning frames are temporarily fixed, so that the splicing efficiency of the small splicing units can be greatly improved. Adopt horizontal pole spacing groove temporary positioning when the upper chord is installed, can improve the efficiency of assembling of upper chord.
4. When the unit net rack and the lattice column are installed, the middle support temporarily-placed truss and the end support temporarily-placed truss are respectively adopted on the middle support and the side support, so that the net rack hoisting and positioning speed can be improved.
Drawings
FIG. 1 is a three-dimensional schematic view of the net rack assembly of the present invention;
FIG. 2 is a three-dimensional structure of the positioning system;
FIG. 3 is a schematic view of a grid assembly;
FIG. 4 is a schematic view of the mounting of the intermediate support of the rack;
fig. 5 is a schematic view of rack end support mounting.
Description of reference numerals: net rack lower string ball 1, length adjusting rod 2, positioning block connecting rod 3, lower string ball positioning block 4, lower string ball positioning groove 5, upper string ball small splicing unit arc-shaped supporting plate 6, supporting plate fixing rod 7, cross rod limiting groove 8, cross rod 9, small splicing unit diagonal rod 10, vertical rod 11, upper string rod arc-shaped drags 12, positioning frame upright post 13, upper string rod 14, positioning frame bottom plate 15, positioning frame 16, net rack 17, net rack support 18, lattice column embedded screw 19, middle support temporary shelving truss 20, truss bottom plate 21, lattice column 22, end support temporary shelving truss 23, stiffening net rack steel 24, reinforcing tripod 25 and lower string rod 26.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several modifications can be made to the present invention, and these modifications and modifications also fall within the scope of the claims of the present invention.
As an embodiment, as shown in fig. 1 to 5, a steel net rack first splicing unit splicing, positioning and fixing system comprises a net rack 17, a net rack lower string ball 1, an upper string ball small splicing unit, a lower string ball positioning block 4, a positioning frame 16, lattice columns 22, a net rack temporary rest and the like; when the net rack is assembled, the net rack lower string ball 1 is assembled by the lower string ball positioning blocks 4, the upper string ball small assembly units are assembled by the positioning frames 16 in an auxiliary mode, the upper string rods 14 are assembled by the vertical rods 11 and the string rod arc-shaped drags 12 in an auxiliary mode, the middle support is used for temporarily placing the truss 20 for temporary positioning when the net rack is installed on the middle support, and the end support is used for temporarily placing the truss 23 for temporary positioning when the side support is installed.
When the net rack is assembled, the net rack lower string ball 1 is assembled by adopting the lower string ball positioning blocks 4, the lower string ball positioning blocks 4 are arranged at the bottom of the net rack lower string ball 1, the lower string ball positioning grooves 5 are arranged on the lower string ball positioning blocks 4, the lower string balls are arranged in the grooves, the net rack lower string rods 26 are arranged between the net rack lower string balls 1, the positioning block connecting rods 3 are arranged between the two lower string ball positioning blocks 4, and the length adjusting rods 2 are arranged between the positioning block connecting rods 3 at the left side and the right side.
The upper string ball small splicing units are assembled by adopting positioning frames 16 in an auxiliary mode, each positioning frame 16 consists of a positioning frame upright post 13, a supporting plate fixing rod 7, an upper string ball small splicing unit arc supporting plate 6 and a positioning frame bottom plate 15, small splicing unit inclined rods 10 are arranged on the upper string ball small splicing unit arc supporting plate 6, a single-side cross rod limiting groove 8 is arranged on the positioning frame upright post 13 at the end part of the net rack, cross rod limiting grooves 8 are respectively arranged on the left side and the right side of the positioning frame upright post at the middle position of the net rack, cross rods 9 are arranged on the cross rod limiting grooves 8, vertical rods 11 are arranged on the cross rods 9, upper string rod arc drags 12 are arranged on the vertical rods 11, upper string rods 14 are arranged on the upper string rod arc drags 12, and the upper string rods 14 are assembled by adopting the vertical rods 11 and the upper string rod arc drags 12 in an auxiliary mode; and after the net rack chord member and the ball bolt are installed, a fixing system consisting of the cross rod limiting groove, the cross rod, the vertical rod, the upper chord member arc-shaped drags and the upper chord member is dismantled.
As shown in fig. 4, when the grid 17 and the intermediate lattice column 22 are assembled, the intermediate support temporary shelving truss 20 is used for temporary positioning, the lattice column 22 is provided with a lattice column embedded screw 19 at the top, the truss bottom plate 21 of the intermediate support temporary shelving truss 20 is arranged on the lattice column embedded screw 19, the grid 17 is arranged on the intermediate support temporary shelving truss 20, and the grid support 18 is arranged between the grid 17 and the lattice column 22.
As shown in fig. 5, the temporary end support placing truss 23 is adopted for temporary positioning during installation of the side support, a stiffening i-steel 24 is arranged on the temporary end support placing truss 23, and a reinforcing tripod 25 is arranged on one side of the temporary end support placing truss 23 and fixed with the lattice column embedded screw 19 on the side of the lattice column.
Claims (4)
1. The utility model provides a fixed system of location is assembled to first unit of piecing together of steel space frame which characterized in that: comprises a net rack (17), net rack lower string balls (1), upper string ball small splicing units, lower string ball positioning blocks (4), positioning frames (16), lattice columns (22) and net rack temporary placement frames;
a lower string ball positioning block (4) is arranged at the bottom of the net rack lower string ball (1), a lower string ball positioning groove (5) is arranged on the lower string ball positioning block (4), and the net rack lower string ball (1) is placed in the positioning groove (5); two sections of positioning block connecting rods (3) are arranged between the two lower string ball positioning blocks (4), and a length adjusting rod (2) is arranged at the joint of the two sections of positioning block connecting rods (3);
the positioning frame (16) consists of a positioning frame upright post (13), a supporting plate fixing rod (7), an upper string ball small splicing unit arc-shaped supporting plate (6) and a positioning frame bottom plate (15); the small splicing unit inclined rod (10) is arranged on the arc-shaped supporting plate (6) of the small upper string ball splicing unit; a cross rod limiting groove (8) is arranged on the positioning frame upright post (13);
the net rack temporary placement rack comprises a middle support temporary placement truss (20) and an end support temporary placement truss (23); a lattice column pre-embedded screw (19) is arranged at the top of a lattice column (22), a truss bottom plate (21) of a middle support for temporarily placing a truss (20) is arranged above the lattice column pre-embedded screw (19), a net rack (17) is arranged on the middle support for temporarily placing the truss (20), and a net rack support (18) is arranged between the net rack (17) and the lattice column (22); the end support temporary placing truss (23) is provided with stiffening I-steel (24), one side of the end support temporary placing truss (23) is provided with a reinforcing tripod (25), and the reinforcing tripod (25) is fixedly connected with the lattice column embedded screw (19) on the side edge of the lattice column (22).
2. The system for assembling, positioning and fixing the first assembly unit of the steel net rack according to claim 1, which is characterized in that: the net rack lower chord balls (1) are connected through net rack lower chord rods (26).
3. The system for assembling, positioning and fixing the first assembly unit of the steel net rack according to claim 1, which is characterized in that: a cross rod (9) is arranged on the cross rod limiting groove (8), a vertical rod (11) is arranged on the cross rod (9), and an upper chord arc-shaped mop (12) is arranged on the vertical rod (11); an upper chord (14) is arranged on the upper chord arc-shaped mop (12).
4. The system for assembling, positioning and fixing the first assembly unit of the steel net rack according to claim 1, which is characterized in that: when the positioning frame upright post (13) is arranged at the end part of the net rack (17), the positioning frame upright post (13) is provided with a single-side cross rod limiting groove (8); when the positioning frame upright post (13) is arranged in the middle of the net rack (17), the left side and the right side of the positioning frame upright post (13) are both provided with a cross rod limiting groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221017241.3U CN217300600U (en) | 2022-04-27 | 2022-04-27 | First-spliced unit assembling, positioning and fixing system for steel net rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221017241.3U CN217300600U (en) | 2022-04-27 | 2022-04-27 | First-spliced unit assembling, positioning and fixing system for steel net rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217300600U true CN217300600U (en) | 2022-08-26 |
Family
ID=82914201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221017241.3U Expired - Fee Related CN217300600U (en) | 2022-04-27 | 2022-04-27 | First-spliced unit assembling, positioning and fixing system for steel net rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217300600U (en) |
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2022
- 2022-04-27 CN CN202221017241.3U patent/CN217300600U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220826 |