CN109457806B - Adjustable assembling structure and method for welding ball net rack - Google Patents

Adjustable assembling structure and method for welding ball net rack Download PDF

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Publication number
CN109457806B
CN109457806B CN201811244560.6A CN201811244560A CN109457806B CN 109457806 B CN109457806 B CN 109457806B CN 201811244560 A CN201811244560 A CN 201811244560A CN 109457806 B CN109457806 B CN 109457806B
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steel base
channel steel
height
sleeve
adjustable
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CN109457806A (en
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赵文雁
马滔
覃祚威
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Zhejiang Jinggong Steel Structure Group Co Ltd
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Zhejiang Jinggong Steel Structure Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/34Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

The invention belongs to the field of steel structure buildings, and particularly relates to an adjustable assembling structure and an adjustable assembling method of a welding ball grid frame. This adjustable assembles structure according to arbitrary welding ball size and the two pole contained angle angles of welding ball rack one ball two pole unit, conveniently adjusts activity channel-section steel base angle and sleeve pipe height to reach the construction precision and the speed that improve welding ball rack, reduce construction cost's purpose.

Description

Adjustable assembling structure and method for welding ball net rack
Technical Field
The invention belongs to the field of steel structure buildings, and particularly relates to an adjustable splicing structure and a splicing method of a welding ball grid structure.
Background
With the development of national economy, more and more large-space buildings such as gymnasiums, leisure shopping squares, exhibition centers, aviation airports, high-speed railway stations and the like need to be built. The net rack structure with light dead weight, high rigidity and good earthquake resistance is preferred, and the welded ball net rack is more widely applied. The number and the specification of the balls and the rod pieces of the welding ball grid structure are numerous, the construction method is single, the repeatability is outstanding, and the precision and the efficiency of component assembly play a decisive role in the construction control and the management of the whole structure, so the design of a device for assembling the welding ball grid structure is very important.
The welded ball net rack adopts a hoisting unit installed in situ, which is generally a welded ball with two rod pieces, and the conventional splicing device for the hoisting unit is generally composed of a base for ensuring the stability of the device and a plurality of supports for supporting structural members. Aiming at different component (welding ball and rod) specifications and rod included angles, the splicing device needs to be repaired and adjusted on site. The defects are mainly as follows: 1) the cyclic utilization rate of the tooling measures is low, and the resource waste is serious; 2) the construction process is complicated, the repetitive workload is large, and the construction period is long; 3) the labor and measure costs are high, and the construction cost is high.
Disclosure of Invention
The invention aims to provide an adjustable splicing structure and a splicing method of a welding ball grid structure, which can adjust the supporting height according to specifications of welding balls and rod pieces and adjust the supporting position according to the included angle of the rod pieces, and effectively solve the problems of low utilization rate of tool measures, large workload, long construction period, high labor and measure cost and the like in the splicing operation of a ball-two-rod welding ball grid structure unit.
In order to achieve the purpose, the invention specifically discloses the technical scheme as follows: an adjustable splicing structure of a welding ball net rack comprises a short channel steel base, a long channel steel base, a short channel steel base and a movable channel steel base, wherein the short channel steel base and the long channel steel base are fixedly connected with each other; and a rotating device is arranged on the short channel steel base, and the center of the rotating device is positioned at the intersection of the central shafts of the long channel steel base and the movable channel steel base.
The rotating device comprises a positioning round pipe fixed on the short channel steel base, a rotating sleeve is arranged outside the positioning round pipe, and a rotating rib plate connected with the movable channel steel base is fixed outside the rotating sleeve.
And in addition, an angle pointer and a dial matched with the angle pointer are fixed outside the rotating sleeve.
And a plurality of height-adjustable sleeves are arranged on the long-slot steel base and the movable channel steel base, the height-adjustable sleeves are used for supporting the net rack rod pieces, and the positioning circular tube fixed on the short-slot steel base is used for supporting the net rack welding balls.
Further setting, height-adjustable sleeve pipe top is provided with the breach, this breach of rack member outer peripheral face butt.
Further, the height-adjustable sleeve comprises an inner sleeve and an outer sleeve which are movably connected with each other, and a jacking screw is arranged on the outer sleeve.
A method for assembling a welding ball net rack comprises the following steps:
1) fixing a dial on the top surface of the short channel steel base, welding and fixing the short channel steel base and the long channel steel base in a T shape, and leveling the top and bottom of the channel steel;
2) welding and fixing a positioning circular tube at the center of the intersection point, installing a rotating sleeve at the bottom of the positioning circular tube, and respectively welding and fixing an angle pointer and a rotating ribbed plate at two ends of the side surface of the rotating sleeve, wherein the rotating ribbed plate is aligned with and welded and fixed with the central line of the movable channel steel base;
3) two height-adjustable sleeves are welded and fixed on the top surfaces of the long-slot steel base and the movable channel steel base respectively;
4) erecting the net frame welding ball frame on the top of the positioning circular tube;
5) adjusting the movable channel steel base to make the included angle between the movable channel steel base and the long channel steel base equal to the included angle between the movable channel steel base and the net rack rod piece, and then tightly jacking a jacking screw for fixing the rotating sleeve;
6) according to the radius of the welding ball of the net rack
Figure RE-DEST_PATH_IMAGE002
Radius of net rack rod piece
Figure RE-DEST_PATH_IMAGE004
And locating the radius of the pipe
Figure RE-DEST_PATH_IMAGE006
Calculating and determining the height of the height-adjustable sleeve pipe according to the height h
Figure RE-DEST_PATH_IMAGE008
And then adjusting the height of the adjustable sleeve to the calculated height H, then jacking and fixing the height-adjustable sleeve jacking screw, and finally erecting the net rack rod piece on the adjustable sleeve to complete the assembly operation of the welding ball net rack one-ball two-rod unit.
7) And finally, repeating the steps from 4 to 6 according to the specifications of the one-ball two-rod units of different welding ball net racks until the assembly of the one-ball two-rod units of all the welding ball net racks is completed.
Compared with the prior art, the invention has the following advantages:
1. the tool measures have the advantages of high cyclic utilization rate, small repetitive workload, high efficiency, short construction period and low cost. The angle of the movable channel steel and the height of the sleeve can be adjusted according to any two-rod included angle and component specification of the one-ball two-rod unit of the welding ball net rack, so that the assembly of different ball two-rod units is realized.
2. The device adjustment process is convenient, accurate and controllable. The angle of the movable channel steel base is conveniently adjusted by utilizing the rotation of the rotating sleeve, accurate reading is carried out by utilizing the dial, and the puller bolt of the rotating sleeve is fixed after the angle is determined; the height of the supporting sleeve is quickly calculated by using a conversion formula, and the jacking bolt of the supporting sleeve is fixed after the height is adjusted.
Drawings
FIG. 1 is a schematic plan view of an adjustable assembly structure of a welded ball grid structure; FIG. 2 is a schematic cross-sectional view A-A of the present invention; FIG. 3 is a schematic cross-sectional view of the present invention taken along line B-B; FIG. 4 is a schematic cross-sectional view of the present invention at C-C.
Description of reference numerals: a short channel steel base 1; a long groove steel base 2; a movable channel steel base 3; positioning the circular tube 4; an angle pointer 5; a dial 6; rotating the sleeve 7; rotating the stiffening plate 8; a height-adjustable sleeve 9; a net frame solder ball 10; a net frame rod 11; tightening the screw 12; a notch 13; the device 14 is rotated.
Detailed Description
The following describes in further detail an adjustable splicing structure of a welding ball grid structure according to the present invention with reference to the accompanying drawings 1-4:
an adjustable splicing structure of a welding ball net rack comprises a base, a support rod fixed on the base and other rotating devices 14; the base comprises three channel steel bases with common intersection points, wherein one channel steel base is a short channel steel base 1, the other channel steel base is a long channel steel base 2, and the other channel steel base is a movable channel steel base 3; the supporting rod piece comprises five supporting circular tubes, one supporting circular tube is a positioning circular tube 4, the other four circular tubes are height-adjustable sleeves 9, the center of the intersection point of the positioning circular tube 4 and the short channel steel base 1 is aligned with 0, the bottom of the positioning circular tube is welded and fixed with the short channel steel base 1, the bottom of the positioning circular tube is provided with a rotating device 14 and is connected and fixed with the movable channel steel base 3, and every two height-adjustable sleeves 9 are welded and fixed on the long channel steel fixing base 2 and the movable channel steel base 3; the rotating device 14 comprises a rotating sleeve 7, a rotating rib 8, an angle pointer 5 and a dial 6.
The short channel steel base 1 and the long channel steel base 2 are in T-shaped fixed arrangement, the movable channel steel base 3 is in oblique arrangement, and the top and the bottom of the channel steel are leveled evenly. The movable channel steel can rotate around the intersection point of the base, a rotating rib plate 8 is fixedly welded at the end part of the movable channel steel base 3, the rotating rib plate 8 is fixedly welded on a rotating sleeve 7, the rotating sleeve 7 is arranged at the bottom of the positioning circular tube 4, an angle pointer 5 is fixedly welded at the other end of the rotating sleeve 7, and the dial 6 is fixed on the top surface of the end channel steel; and the center lines of the movable channel steel base 3, the rotary ribbed slab 8, the rotary sleeve 7 and the angle pointer 5 are aligned.
The positioning circular tube 4 is fixed in height and specification and is used for supporting the net rack welding balls 10; the height of the height-adjustable sleeve 9 can be adjusted and fixed through a jacking screw 12 on the sleeve to support the net rack rod piece 11, and a gap 13 is reserved on the top surface of the sleeve to avoid deviation of the net rack rod piece 11 due to disturbance. The round tubes are all seamless steel tubes, and the specification of the outer sleeve is one level larger than that of the inner sleeve.
Adjusting the movable channel steel base 3 according to the included angle of two rods of a ball two-rod welding ball grid frame unit, and accurately reading through the angle dial 6 to determine the angle of the movable channel steel base 3; according to the section specifications of the net frame welding ball 10 and the two rod pieces, the height of the height-adjustable sleeve 9 is determined by a conversion formula
Figure RE-520336DEST_PATH_IMAGE008
In the formula, h is the height of the positioning circular tube,
Figure RE-RE-DEST_PATH_IMAGE009
the radius of the welding ball of the net rack,
Figure RE-RE-DEST_PATH_IMAGE010
in order to position the radius of the circular tube,
Figure RE-RE-DEST_PATH_IMAGE011
the radius of the net rack rod piece is adopted, so that the assembling operation of one ball and two rod units of the arbitrary welding ball net rack is realized.
A method for assembling a welding ball net rack comprises the following steps:
1) fixing a dial 6 on the top surface of the short channel steel base 1, welding and fixing the short channel steel base 1 and the long channel steel base 2 in a T shape, and evenly leveling the top and the bottom of the channel steel;
2) a positioning circular tube 4 is welded and fixed at the center O of the intersection point, a rotating sleeve 7 is installed at the bottom of the positioning circular tube 4, an angle pointer 5 and a rotating ribbed plate 8 are respectively welded and fixed at two ends of the side surface of the rotating sleeve 7, and the rotating ribbed plate 8 is aligned with and welded and fixed with the central line of the movable channel steel base 3;
3) two height-adjustable sleeves 9 are welded and fixed on the top surfaces of the long-slot steel base 2 and the movable channel steel base 3 respectively;
4) erecting the net rack welding ball 10 on the top of the positioning circular tube 4;
5) adjusting the movable channel steel base 3 to make the included angle a between the movable channel steel base and the long channel steel base 2 equal to the included angle between the net rack rod piece 11, and then tightly jacking a jacking screw 12 for fixing the rotating sleeve;
6) according to the radius of the net frame welding ball 10
Figure RE-250526DEST_PATH_IMAGE009
Radius of net frame rod 11
Figure RE-30263DEST_PATH_IMAGE011
And the radius of the positioning circular tube 4
Figure RE-861691DEST_PATH_IMAGE010
Calculating the height of the height-adjustable sleeve 9 according to the height h
Figure RE-613746DEST_PATH_IMAGE008
Then, the height of the adjustable sleeve 9 is adjusted to the calculated height H, then the fixed sleeve is tightly pressed against the screw 12, and finally the net rack rod piece 11 is erected on the adjustable sleeve 9, so that the assembly operation of the welding ball net rack unit with one ball and two rods is completed.
7) And finally, repeating the steps from 4 to 6 according to the specifications of the one-ball two-rod units of different welding ball net racks until the assembly of the one-ball two-rod units of all the welding ball net racks is completed.

Claims (6)

1. The splicing method of the welding ball net rack is characterized in that: 1) fixing a dial on the top surface of the short channel steel base, welding and fixing the short channel steel base and the long channel steel base in a T shape, and leveling the top and bottom of the channel steel;
2) welding and fixing a positioning circular tube at the center of the intersection point, installing a rotating sleeve at the bottom of the positioning circular tube, and respectively welding and fixing an angle pointer and a rotating ribbed plate at two ends of the side surface of the rotating sleeve, wherein the rotating ribbed plate is aligned with and welded and fixed with the central line of the movable channel steel base;
3) two height-adjustable sleeves are welded and fixed on the top surfaces of the long-slot steel base and the movable channel steel base respectively;
4) erecting the net frame welding ball frame on the top of the positioning circular tube;
5) adjusting the movable channel steel base to make the included angle between the movable channel steel base and the long channel steel base equal to the included angle between the movable channel steel base and the net rack rod piece, and then tightly jacking a jacking screw for fixing the rotating sleeve;
6) according to the radius of the welding ball of the net rack
Figure 240425DEST_PATH_IMAGE001
Radius of net rack rod piece
Figure 499105DEST_PATH_IMAGE002
And locating the radius of the pipe
Figure 766139DEST_PATH_IMAGE003
Calculating and determining the height of the height-adjustable sleeve pipe according to the height h
Figure 965039DEST_PATH_IMAGE004
Then adjusting the height of the adjustable sleeve to the calculated height H, then tightly supporting the fixed height adjustable sleeve and tightly supporting the screw, and finally erecting the net rack rod piece on the adjustable sleeve to complete the assembly operation of the welding ball net rack one-ball two-rod unit;
7) finally, repeating the steps from 4 to 6 according to the specifications of the one-ball two-rod units of different welding ball net racks until the assembly of the one-ball two-rod units of all the welding ball net racks is completed;
the adjustable splicing structure of the welding ball grid frame comprises a short channel steel base, a long channel steel base, a short channel steel base and a movable channel steel base, wherein the short channel steel base and the long channel steel base are fixedly connected with each other; and a rotating device is arranged on the short channel steel base, and the center of the rotating device is positioned at the intersection of the central shafts of the short channel steel base, the long channel steel base and the movable channel steel base.
2. The method for assembling a welded ball grid structure according to claim 1, wherein: the rotating device comprises a positioning round pipe fixed on the short channel steel base, a rotating sleeve is arranged outside the positioning round pipe, and a rotating rib plate connected with the movable channel steel base is fixed outside the rotating sleeve.
3. The method for assembling the welded ball grid structure according to claim 2, wherein: an angle pointer and a dial matched with the angle pointer are further fixed outside the rotating sleeve.
4. The method for assembling the welded ball grid structure according to claim 2, wherein: and a plurality of height-adjustable sleeves are arranged on the long-slot steel base and the movable channel steel base, the height-adjustable sleeves are used for supporting the net rack rod pieces, and the positioning circular tubes fixed on the short-slot steel base are used for supporting the net rack welding balls.
5. The method for assembling a welded ball grid structure according to claim 4, wherein: the top of the height-adjustable sleeve is provided with a notch, and the peripheral surface of the net rack rod piece is abutted to the notch.
6. The method for assembling a welded ball grid structure according to claim 4, wherein: the height-adjustable sleeve comprises an inner sleeve and an outer sleeve which are movably connected with each other, and a jacking screw is arranged on the outer sleeve.
CN201811244560.6A 2018-10-24 2018-10-24 Adjustable assembling structure and method for welding ball net rack Active CN109457806B (en)

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CN112059526A (en) * 2020-09-15 2020-12-11 中铁十六局集团第四工程有限公司 Net rack welding spherical hinge fixing device
CN113321146B (en) * 2021-06-09 2022-07-12 中国二十冶集团有限公司 Single-side jacking safety protection device and safety jacking method for large-span reticulated shell structure
CN113529939B (en) * 2021-09-07 2021-12-07 江苏金之杰钢结构有限公司 Steel structure net rack

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CN105587130B (en) * 2014-11-14 2017-08-25 五冶集团上海有限公司 A kind of space net shell solder sphere positioner and its application method
CN105089151B (en) * 2015-06-24 2017-12-29 浙江东南网架股份有限公司 The positioner and its determination method of a kind of space curved surface grid node normal
CN205677272U (en) * 2016-06-07 2016-11-09 重庆建工集团股份有限公司 The guard rail cross joint of abnormity
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