CN104110140B - Net rack node location adjusting device and location adjusting method - Google Patents

Net rack node location adjusting device and location adjusting method Download PDF

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Publication number
CN104110140B
CN104110140B CN201410256571.1A CN201410256571A CN104110140B CN 104110140 B CN104110140 B CN 104110140B CN 201410256571 A CN201410256571 A CN 201410256571A CN 104110140 B CN104110140 B CN 104110140B
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China
Prior art keywords
location
plate
adjustable
trustship
location adjusting
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CN201410256571.1A
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CN104110140A (en
Inventor
陈君
王留成
邢遵胜
叶翔
胡建华
周国军
邹航
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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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Priority to CN201410256571.1A priority Critical patent/CN104110140B/en
Publication of CN104110140A publication Critical patent/CN104110140A/en
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Abstract

The invention belongs to the technical field of steel structures and in particular relates to a net rack node location adjusting device and location adjusting method. The net rack node location adjusting device comprises a bottom plate, a central round hole is formed in the bottom plate, a supporting tube is fixedly arranged on the bottom plate, an adjustable carrier tube is in threaded connection in the supporting tube, the adjustable carrier tube can move up and down relative to the supporting tube, a cross locating plate is arranged at the upper end face of the adjustable carrier tube, and the vertical downward projection of the center of the cross locating plate coincides with the central round hole of the bottom plate. When the net rack node location adjusting device is used for carrying out spherical node location, a coordinate converting method is utilized, and accurate location of spherical nodes can be achieved by measuring the coordinates of the central point of the cross locating plate. The net rack node location adjusting device and location adjusting method are convenient and effective for location and installation of the spherical nodes of net rack structures.

Description

A kind of grid node location adjusting device and positioning control method
Technical field
The invention belongs to long strands field and in particular to a kind of grid node location adjusting device and positioning regulation side Method, is primarily directed in construction steel structure industry, and the location and installation of space structure engineering grid node is adjusted.
Background technology
In construction steel structure field, grid structure is because its space stiffness is big, good integrity, and has good antidetonation The advantages of performance, tend to obtain the favor of engineer.Just because of this, application in engineering for the grid structure is very universal.
Grid structure can be divided into double layer grid and triple layer grid by chord member number of plies difference.Because rod member for grid quantity is many Many, rod member crosses generation great deal of nodes, and the quality of node locating all can to the stress performance of grid structure, the fabrication and installation of component Produce considerable influence.The joint form commonly used at present mainly has welded spherical node and bolted spherical node, bolt bulb diameter one As little compared with solder sphere, therefore bolted spherical node is applied to the connection between the less component in bar footpath;When node region rod member quantity is many Many, when rod member specification is larger, typically adopt welded spherical node.
During structure design, each member center line is often intersected at centre of sphere point, and the node coordinate that drawing is given also is the centre of sphere Coordinate at point.Because spheroid is an all-round closed cross-section, its smooth outer surface is mellow and full to be led to cannot simplicity position when mounted, gives Measurement work brings certain difficulty.Grid node location difficulty can produce the phenomenon that node locating is forbidden, and node locating occurs , for welded spherical node, can there is the rod member intersecting mouth phenomenon uneven with ball surface butt-joint clearance, gap in error Greatly, may be adjacent to, lead to welding difficulty, node weldquality is difficult to be guaranteed, thus can cause safely not to structure Necessary hidden danger;For bolted spherical node, can have such problems as rod member installation difficulty.If not taking corresponding measure, leave this Defect is present among structure, this cannot be estimated due to the uncertain factor that construction reason causes safely to structure, Must be avoided in work progress.
Therefore, difficult for solving the problems, such as above-mentioned ball-joint point location, simultaneously for improving work efficiency when rack is installed;This Bright for grid structure, there is provided a kind of grid node location adjusting device and positioning control method, this case therefore produces.
Content of the invention
The first object of the present invention is to provide a kind of grid node location adjusting device it is therefore intended that being grid structure ball The positioning of node, installation provide a kind of simple and effective adjusting means.
For achieving the above object, the concrete technical scheme of the present invention is:A kind of grid node location adjusting device, including setting There is the base plate of center hole, base plate is installed with a support tube, support tube female thread is connected with adjustable trustship, support that this is adjustable Pipe can be provided with a cross location-plate positioned at adjustable trustship upper surface, in this cross location-plate with respect to support tube upper and lower displacement The heart is projected straight down and is overlapped with center hole.
Further, described adjustable trustship upper surface edge mouth is provided with four four-bladed vane draw-in grooves, and this four four-bladed vane draw-in grooves are in Adjacent 90 degree of settings, described cross location-plate is located in four-bladed vane draw-in groove and is located at same level with adjustable trustship upper surface edge mouth On face.
Further, described base plate is circular steel plate, and this circular steel plate is with diameter greater than support tube caliber;The length of cross location-plate Degree is more than the caliber of adjustable trustship.
Another object of the present invention is to providing a kind of grid node to position control method, to ensure that ball node installs Recoil target accurately and reliably, improves the efficiency of ball node location and installation simultaneously;Provide for the quality of engineering to a certain extent Technical guarantee, saves certain measure cost for unit in charge of construction simultaneously.
For achieving the above object, the concrete technical scheme of the present invention is:A kind of grid node auxiliary positioning control method, should The operation of device complete in the support platform of its underpart it is characterised in that:
Specifically include following steps:
(1), using the center hole on device chassis, centre of sphere plan-position point is substantially determined on horizontal reference plane, tentatively Adjust this setting position;
(2), center point coordinate position on measurement cross location-plate, this device mobile carries out the accurate tune of centre of sphere plan-position Whole;
(3), with cross location-plate, adjustable trustship is rotated, central point on cross location-plate is accurately adjusted by screw thread Absolute altitude;
(4), remove cross location-plate, ball is positioned over the location and installation that ball is carried out on adjustable trustship.
In sum, the present invention has the advantages that:
1st, this device is made up of chassis, support tube, adjustable trustship, four parts of cross location-plate, simple structure, making side Just, and bearing capacity is strong, good stability, flexibly adjustable, the demand of different model ball-joint point location regulation can be met;
2nd, first pass through chassis bottom circular hole during ball-joint point location and carry out Primary Location, then by measuring cross location-plate center The coordinate of point is accurately positioned, and measurement and positioning is simple and efficient, installation effectiveness is high, can effectively reduce installation cost;
3rd, during ball-joint point location, determine ball-joint point coordinates by measuring the coordinate of cross-stiffened plate central point, highly just To by threaded adjusting, can preferably meet requirement of engineering precision, reduce due to installing the defective effect that reason is brought to structure;
4th, this device is applied to the ball-joint point location of various models, strong adaptability, can recycle, and reduces engineering measure Amount, meets the Sustainable development policies of country's proposition, simultaneously to the national up-to-date Green environmental-protection building advocated in terms of construction There is preferable response and implement.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Brief description
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the sectional view of the present invention;
Fig. 3 is the top view of the present invention.
Specific embodiment
In conjunction with shown in Fig. 1,2,3, present pre-ferred embodiments are described in further details.
What the present invention disclosed is a kind of grid node location adjusting device, including the base plate 1 being provided with center hole 2, base plate 1 On be installed with a support tube 3, support tube 3 female thread is connected with adjustable trustship 4, and trustship 4 that this is adjustable can be with respect to support tube 3 Upper and lower displacement, is provided with a cross location-plate 5 positioned at adjustable trustship 4 upper surface, the center vertical of this cross location-plate 5 projects downwards Overlap with base plate center hole 2.
Further, described adjustable trustship 4 upper surface edge mouth is provided with four four-bladed vane draw-in grooves 6, this four four-bladed vane draw-in grooves 6 Arrange in adjacent 90 degree, described cross location-plate 5 is located in four-bladed vane draw-in groove 6 and with adjustable trustship 4 upper surface edge mouth positioned at same On one horizontal plane;Described base plate 1 is circular steel plate, and this circular steel plate is with diameter greater than support tube 3 caliber;The length of cross location-plate 5 Degree is more than the caliber of adjustable trustship 4.
Wherein, support tube 3 is connected with lower support object by chassis 1, and when putting, chassis 1 must horizontal positioned;Adjustable support Both are linked together by tapping by pipe 4 with support tube 3, support tube 3 inwall tapping 8, adjustable trustship 4 outer wall tapping 8, the up-down adjustment of ball node 7 positioner is realized by rotating adjustable trustship 4;Cross location-plate 5 is located at adjustable trustship 4 and pushes up At four, portion four-bladed vane draw-in groove 6, for realizing the plane positioning of ball node 7, the rotation that can simultaneously serve as adjustable trustship 4 is pulled Handss.
Described chassis 1 is a circular steel plate, and steel plate circle centre position opens up a center hole 2 as location hole, for preliminary Positioning;Chassis 1 diameter should be greater than support tube 3 caliber.
Described support tube 3 is the pipe of an inner surface tapping, and support tube 3 is welded to connect with chassis 1.
Described adjustable trustship 4 is the pipe of an outer surface tapping.Adjustable trustship 4 caliber should be with support tube 3 caliber phase Mutually mate;Adjustable trustship 4 top opens up four four-bladed vane draw-in grooves 6, and for fixed cross location-plate 5, four-bladed vane draw-in groove 6 width is same Cross location-plate 5 width of sheet, depth of rebate is with cross location-plate 5 lath thickness.Between adjustable trustship 4 is by support tube 3 Screw thread come to realize absolute altitude adjust.
Described cross location-plate 5 is welded for two mutually orthogonal laths.Cross location-plate 5 length should be greater than adjustable Conduit saddle pipe 4 caliber, cross location-plate 5 surface should be suitable for reading with adjustable trustship concordant.
Next combine accompanying drawing a kind of grid node positioning control method to be described, the principle of the method is described first:Ball During node 7 positioning, the method employing Coordinate Conversion, realize ball node 7 by measuring cross location-plate 5 center point coordinate It is accurately positioned.Ball node 7 is seated in adjustable trustship 4, according to plane graph, the plane projection point of the centre of sphere and cross location-plate 5 central plane subpoint is to overlap;Centre of sphere absolute altitude is different from cross location-plate 5 absolute altitude, it is possible to use the diameter of ball with can The geometrical relationship between trustship 4 caliber is adjusted to calculate Pass line adjustment value;According to sphere centre coordinate and calculated Pass line adjustment value The center point coordinate value of cross location-plate 5 can be calculated.Carry out the positioning of ball node 7 with the method.
During this device positioning, the centre of sphere plan-position point of ball node 7 is first substantially determined on horizontal reference plane, using dress Put middle base plate center hole 2 substantially to be positioned, then center point coordinate position on measurement cross location-plate 5, mobile device is entered The accurate adjustment of row centre of sphere plan-position, is finally rotated to adjustable trustship 4 using cross location-plate 5, by tapping 8 essence Really central point absolute altitude on adjustment cross location-plate 5.
A kind of a kind of grid node positioning control method of grid node location adjusting device, the operation of this device is under it Complete in portion's support platform, specifically include following steps:
(1), using the center hole 2 on device chassis, centre of sphere plan-position point is substantially determined on horizontal reference plane, just Successive step this setting position good;(2), center point coordinate position on measurement cross location-plate 5, this device mobile carries out centre of sphere plane The accurate adjustment of position;(4), with cross location-plate 5, adjustable trustship 4 is rotated, by screw thread accurately adjust cross positioning Central point absolute altitude on plate 5;(5), remove cross location-plate 5, ball is positioned over the location and installation that ball is carried out on adjustable trustship.
Wherein, the measurement of the coordinate position of this method is realized by total powerstation, and the use of total powerstation is this area Technical staff is operable, therefore repeats no more in the present invention.
The product form of above-described embodiment and schema the non-limiting present invention and style, any art common Suitable change or modification that technical staff is done to it, all should be regarded as the patent category without departing from the present invention.

Claims (3)

1. a kind of grid node location adjusting device it is characterised in that:Including the base plate being provided with center hole, fixing peace on base plate Equipped with a support tube, support tube female thread is connected with adjustable trustship, and trustship that this is adjustable can be located at respect to support tube upper and lower displacement Adjustable trustship upper surface is provided with a cross location-plate, and projection is overlapped the center vertical of this cross location-plate with center hole downwards; Described adjustable trustship upper surface edge mouth is provided with four four-bladed vane draw-in grooves, and this four four-bladed vane draw-in grooves are in adjacent 90 degree of settings, institute State cross location-plate to be located in four-bladed vane draw-in groove and be located in same level with adjustable trustship upper surface edge mouth.
2. a kind of grid node location adjusting device according to claim 1 it is characterised in that:Described base plate is circular steel Plate, this circular steel plate is with diameter greater than support tube caliber;The length of cross location-plate is more than the caliber of adjustable trustship.
3. a kind of grid node positioning control method of a kind of grid node location adjusting device according to claim 1, The operation of this device complete in the support platform of its underpart it is characterised in that:Specifically include following steps:
(1), using the center hole on device chassis, centre of sphere plan-position point, just successive step are substantially determined on horizontal reference plane This setting position good;
(2), center point coordinate position on measurement cross location-plate, this device mobile carries out the accurate adjustment of centre of sphere plan-position;
(3), with cross location-plate, adjustable trustship is rotated, central point mark on cross location-plate is accurately adjusted by screw thread High;
(4), remove cross location-plate, ball is positioned over the location and installation that ball is carried out on adjustable trustship.
CN201410256571.1A 2014-06-11 2014-06-11 Net rack node location adjusting device and location adjusting method Active CN104110140B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410256571.1A CN104110140B (en) 2014-06-11 2014-06-11 Net rack node location adjusting device and location adjusting method

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Application Number Priority Date Filing Date Title
CN201410256571.1A CN104110140B (en) 2014-06-11 2014-06-11 Net rack node location adjusting device and location adjusting method

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN104358416B (en) * 2014-11-18 2017-04-12 浙江精工钢结构集团有限公司 Locating device and locating method of center point of spherical body
CA2992723A1 (en) * 2015-07-24 2017-02-02 Zipwall Llc Partition mount system including head coupler with adjustable head length and head position
CN108086472B (en) * 2017-12-15 2019-12-24 浙江精工钢结构集团有限公司 Welding ball grid structure unit assembling device and method
CN110029829A (en) * 2019-05-27 2019-07-19 中国十九冶集团有限公司 Latticed shell structure jacks construction method of installation
CN110965788A (en) * 2019-12-13 2020-04-07 浙江精工钢结构集团有限公司 Partitioned assembly jig frame and assembly method of folded-surface and crown-cut welding ball net rack

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* Cited by examiner, † Cited by third party
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JP4340642B2 (en) * 2005-07-27 2009-10-07 住友電工スチールワイヤー株式会社 Shim for tension adjustment and method for unloading tension of PC steel
CN101240565B (en) * 2007-12-28 2010-06-09 浙江东南网架股份有限公司 Method for positioning spatial structure sphere node and localizer
CN201722783U (en) * 2010-06-30 2011-01-26 杭州华东钢结构制造有限公司 Height adjustable screw support
CN201645103U (en) * 2010-08-18 2010-11-24 青岛汇金通电力设备有限公司 Assembling and welding device for cross node of steel pipe flange
CN202577588U (en) * 2012-03-19 2012-12-05 中冶天工集团有限公司 Adjustable mounting positioning support for spherical joint space steel structure
CN203961321U (en) * 2014-06-11 2014-11-26 浙江精工钢结构集团有限公司 A kind of grid node location adjusting device

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