CN103774557B - A kind of luffing packaged type operation platform - Google Patents
A kind of luffing packaged type operation platform Download PDFInfo
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- CN103774557B CN103774557B CN201410028601.3A CN201410028601A CN103774557B CN 103774557 B CN103774557 B CN 103774557B CN 201410028601 A CN201410028601 A CN 201410028601A CN 103774557 B CN103774557 B CN 103774557B
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- brace
- upper chord
- luffing
- operation platform
- bridging piece
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Abstract
A kind of luffing packaged type operation platform, relate to Bridge Construction field, it comprises at least two panels amplitude variation type English truss, amplitude variation type English truss is equipped with panel, panel is arranged at least one block of bridging piece, amplitude variation type English truss comprises upper chord, first brace and the second brace, the two ends of the second brace respectively with the front end of the first brace, upper chord is flexibly connected, montant is provided with between described first brace and upper chord, hydraulic strut is provided with between second brace and upper chord, second brace and upper chord are equipped with telescoping mechanism, second brace and upper chord under the effect of telescoping mechanism along the axial stretching of upper chord.Owing to being provided with telescoping mechanism, and be pinned connection between the second brace and upper chord, by disassembling and assembling pin shaft, change structure system, then elongate or shorten by rod member the luffing achieving operation platform.The construction environment that changes in amplitude is larger can be met, applied widely, improve construction speed, reduce construction cost.
Description
Technical field
The present invention relates to Bridge Construction field, is specifically a kind of luffing packaged type operation platform.
Background technology
Along with the development of design means and design concept, bridge construction development is also advanced by leaps and bounds, bridge construction simultaneously expands its envelop of function, the function that bridge is attractive in appearance is more and more subject to people's attention, even some bridge design object by landscape design pendulum in very consequence, and then constantly bring forth new ideas landscape feature is dissolved in bridge design, cause bridge construction novel gradually, such as Longspan Bridge king-tower just becomes space four limbs structure by common two limb structural development, the change of king-tower line style develops into shaped form by linear, namely along with the change of height, plan range between the four limbs of king-tower is also along with change.
When adopting fixed operation platform to construct, constructor cannot arrive king-tower four limbs, and needing to arrange multiple fixed operation platform could meet construction requirement simultaneously, causes construction speed slowly and construction cost is higher.Therefore, the fixed operation platform that employing is conventional can not adapt to the change demand on king-tower space structures.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide a kind of luffing packaged type operation platform.Amplitude variation type English truss rod member arranges telescoping mechanism, by the luffing elongated or shortened in implementation platform plane of rod member, improves construction speed, reduce construction cost.
For reaching above object, the technical scheme that the present invention takes is: a kind of luffing packaged type operation platform, comprise at least two panels amplitude variation type English truss, described amplitude variation type English truss is equipped with panel, described panel is arranged at least one block of bridging piece, described amplitude variation type English truss comprises upper chord, first brace and the second brace, the two ends of described second brace respectively with the front end of the first brace, upper chord is flexibly connected, montant is provided with between described first brace and upper chord, hydraulic strut is provided with between described second brace and upper chord, described second brace and upper chord are equipped with telescoping mechanism, described second brace and upper chord are under the effect of telescoping mechanism, along the axial stretching of upper chord.
On the basis of technique scheme, the middle part of described bridging piece is hinged on panel.
On the basis of technique scheme, the upper surface of described panel is provided with at least one half ball pivot, and described bridging piece bottom surface is provided with the guide rail matched with described half ball pivot, and described bridging piece is hinged by guide rail and hemisphere.
On the basis of technique scheme, one end anchoring of described bridging piece on the panel.
On the basis of technique scheme, described guide rail is arranged along the axis of described bridging piece.
On the basis of technique scheme, between the guide rail both sides of described bridging piece bottom surface and main longitudinal grider, be provided with stiffener.
On the basis of technique scheme, described montant is provided with two, and one end of described two montants is fixedly mounted on the two ends of the first brace respectively, and the other end of two montants is fixedly mounted on upper chord respectively, is provided with diagonal web member between described two montants.
On the basis of technique scheme, the mode that the two ends of described second brace are flexibly connected with the front end of the first brace, upper chord is respectively pinned connection.
On the basis of technique scheme, the terminal horizontal of described upper chord is fixedly mounted on building, the end of described first brace is fixedly mounted on building, the two ends of described second brace respectively with the front end of the first brace, the front end pinned connection of upper chord, described montant is vertically mounted between the first brace and upper chord, and described upper chord, the first brace, the second brace and montant form stable triangular structure.
Beneficial effect of the present invention is:
1, due to the second brace of amplitude variation type English truss and upper chord being equipped with telescoping mechanism, and be pinned connection between the second brace and upper chord, by disassembling and assembling pin shaft, change structure system, then elongate or shorten by rod member the luffing achieving operation platform.The construction environment that changes in amplitude is larger can be met, applied widely, do not need to arrange multiple operation platform, improve construction speed, reduce construction cost.
2, because bridging piece and panel are for being articulated and connected, therefore bridging piece relative to panel rotation, then by anchor beam anchoring, can furthermore achieved that the plane luffing of operation platform.
3, because bridging piece and panel are that hemisphere is hinged, therefore bridging piece can relative to panel rotation and stretching motion, the adjustable length of stretching out amplitude variation type English truss of bridging piece, simultaneously by rotating the angle regulating plane, achieve the plane luffing of operation platform, be specially adapted to the construction environment that changes in amplitude is large.
4, due to the second brace two ends respectively with the first brace, upper chord pinned connection; Bridging piece is anchored on panel.Therefore convenient disassembly, cost-saving.
5, owing to being provided with diagonal web member and stiffener, therefore improve stability and the degree of safety of operation platform.
6, amplitude variation type English truss is connected with support (or building) by bearing pin, is achieved the movement on the podium level of operation platform by tower crane (or other lifting means).
Accompanying drawing explanation
Fig. 1 is the schematic diagram before luffing packaged type operation platform luffing;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the schematic diagram after luffing packaged type operation platform luffing;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the schematic diagram of amplitude variation type English truss;
Fig. 6 is the schematic diagram of bridging piece;
Fig. 7 is amplitude variation type English truss amplitude changing process schematic diagram A;
Fig. 8 is amplitude variation type English truss amplitude changing process schematic diagram B;
Fig. 9 is amplitude variation type English truss amplitude changing process schematic diagram C;
Figure 10 is bridging piece amplitude changing process schematic diagram;
Reference numeral:
1-amplitude variation type English truss; 11-upper chord; 12-second brace; 13-first brace; 14-montant; 15-hydraulic strut; 16-diagonal web member; 17-telescoping mechanism; 18-bearing pin;
2-bridging piece; 21-guide rail; 22-stiffener; 23-railing; 24-crossbeam; 25-main longitudinal grider;
3-panel; 31-half ball pivot; 32-anchor beam.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1 to 4, a kind of luffing packaged type operation platform, comprises three amplitude variation type English trusses 1, and the top of described amplitude variation type English truss 1 is linked to be entirety by crossbeam, and crossbeam lays panel, described panel 3 is arranged two strip bridging pieces 2.
The middle part of described bridging piece 2 is hinged on panel 3, and one end of described bridging piece 2 is anchored on panel 3 by anchor beam 32; After removing the anchor connection of bridging piece 2, regulate the angle between bridging piece 2 and panel 3 by rotation bridging piece 2;
Preferably, the upper surface of described panel 3 is provided with half ball pivot 31, and described bridging piece 2 bottom surface is provided with the guide rail 21 matched with described half ball pivot 31, and described bridging piece 2 is connected with half ball pivot 31 by guide rail 21, and one end of described bridging piece 2 is anchored on panel 3 by anchor beam 32; After removing the anchor connection of bridging piece 2, not only regulate the angle between bridging piece 2 and panel 3 by rotation bridging piece 2, the length of amplitude variation type English truss 1 can also be stretched out by the slidable adjustment bridging piece 2 between the guide rail 21 of bridging piece 2 bottom surface and half ball pivot 31.
Described amplitude variation type English truss 1 comprises upper chord 11, first brace 13 and the second brace 12, the two ends of described second brace 12 are flexibly connected with the first brace 13, upper chord 11 respectively, montant 14 is provided with between described first brace 13 and upper chord 11, hydraulic strut 15 is provided with between described second brace 12 and upper chord 11, described second brace 12 and upper chord 11 are equipped with telescoping mechanism 17, by the luffing elongated or shortened in implementation platform plane of rod member; The both sides of described bridging piece 2 and panel 3 are respectively equipped with railing, and amplitude variation type English truss 1 is connected with support (or building), by the movement on tower crane (or other lifting means) implementation platform height by bearing pin 18.
As shown in Figure 1 and Figure 5, amplitude variation type English truss 1 comprises upper chord 11, first brace 13, second brace 12, diagonal web member 16, two montants 14 and hydraulic strut 15, the end of described upper chord 11 is connected with support (or building) respectively by bearing pin 18 with the end of the first brace 13, and the two ends of described second brace 12 are connected with the front end of upper chord 11, the front end of the first brace 13 respectively by bearing pin 18; One end of described two montants 14 is fixedly mounted on the two ends of the first brace 13 respectively, and the other end of two montants 14 is fixedly mounted on upper chord 11 respectively, and the two ends of described diagonal web member 16 are fixedly mounted on two montants 14 respectively; One end of described hydraulic strut 15 is arranged on the middle-end of the second brace 12, and the other end of hydraulic strut 15 is arranged on upper chord 11; Described second brace 12 and upper chord 11 are by the different rod member composition of two cross-sectional sizes, the side of described second brace 12 and upper chord 11 is provided with hydraulic power unit, and described second brace 12 and upper chord 11 pass through the axial stretching of effect along upper chord 11 of hydraulic power unit.
Described upper chord 11, first brace 13, second brace 12, diagonal web member 16, two montants 14 and hydraulic strut 15 are all on same upright plane, and upper chord 11, first brace 13, diagonal web member 16 and two montants 14 form a stable trussed construction system.
As shown in Figure 6, bridging piece 2 is made up of two main longitudinal griders 25, guide rail 21, crossbeam 24 and railing 23, crossbeam 24 is arranged on two main longitudinal griders 25, railing 23 is arranged on crossbeam 24 both sides, guide rail 21 is semi arch steel pipe, pipe diameter matches mutually with half ball pivot 31 external diameter, between guide rail 21 both sides that stiffener 22 is welded on bridging piece 2 bottom surface and main longitudinal grider 25, carries out local strengthening to guide rail 21.
The luffing operation of amplitude variation type English truss 1 is as follows:
As shown in Figure 7, removing upper chord 11 and the bearing pin 18 be connected between the second brace 12, by regulating the length of the telescoping mechanism 17 of upper chord 11 front end, making upper chord 11 extend forward a segment distance.
As shown in Figure 8, by regulating the angle between cut to lengthen second brace 12 of hydraulic strut 15 and upper chord 11, the center line of the second brace 12 is made to aim at the pin-and-hole of upper chord 11 front end.
As shown in Figure 9, by regulating the length of the telescoping mechanism 17 on the second brace 12, making the length elongation of the second brace 12, installing bearing pin 18 after pin-and-hole contraposition, amplitude variation type English truss 1 luffing has operated.
The luffing operation of bridging piece 2 is as follows:
As shown in Figure 10, before luffing, first remove the anchor beam 32 of bridging piece 2 rear end, can Plane Rotation bridging piece 2; Preferably, can realize luffing along the dilatory length changing bridging piece 2 extending panel 3 of guide rail 21 of bridging piece 2 bottom surface, behind arrival precalculated position, utilize anchor beam 32 pairs of bridging pieces 2 to carry out anchoring, bridging piece 2 luffing has operated.
The present invention is not limited to above-mentioned embodiment, and for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as within protection scope of the present invention.The content be not described in detail in this manual belongs to the known prior art of professional and technical personnel in the field.
Claims (8)
1. a luffing packaged type operation platform, it is characterized in that: comprise at least two panels amplitude variation type English truss, described amplitude variation type English truss is equipped with panel, described panel is arranged at least one block of bridging piece, described amplitude variation type English truss comprises upper chord, first brace and the second brace, the two ends of described second brace respectively with the front end of the first brace, upper chord is flexibly connected, montant is provided with between described first brace and upper chord, hydraulic strut is provided with between described second brace and upper chord, described second brace and upper chord are equipped with telescoping mechanism, described second brace and upper chord are under the effect of telescoping mechanism, along the axial stretching of upper chord, the upper surface of described panel is provided with at least one half ball pivot, and described bridging piece bottom surface is provided with the guide rail matched with described half ball pivot, and described bridging piece is hinged by guide rail and hemisphere.
2. luffing packaged type operation platform as claimed in claim 1, is characterized in that: the middle part of described bridging piece is hinged on panel.
3. luffing packaged type operation platform as claimed in claim 1 or 2, is characterized in that: one end anchoring of described bridging piece on the panel.
4. luffing packaged type operation platform as claimed in claim 1, is characterized in that: described guide rail is arranged along the axis of described bridging piece.
5. luffing packaged type operation platform as claimed in claim 1, is characterized in that: be provided with stiffener between the guide rail both sides of described bridging piece bottom surface and main longitudinal grider.
6. luffing packaged type operation platform as claimed in claim 1, it is characterized in that: described montant is provided with two, one end of described two montants is fixedly mounted on the two ends of the first brace respectively, the other end of two montants is fixedly mounted on upper chord respectively, is provided with diagonal web member between described two montants.
7. luffing packaged type operation platform as claimed in claim 1, is characterized in that: the mode that the two ends of described second brace are flexibly connected with the front end of the first brace, upper chord is respectively pinned connection.
8. luffing packaged type operation platform as claimed in claim 1, it is characterized in that: the terminal horizontal of described upper chord is fixedly mounted on building, the end of described first brace is fixedly mounted on building, the two ends of described second brace respectively with the front end of the first brace, the front end pinned connection of upper chord, described montant is vertically mounted between the first brace and upper chord, and described upper chord, the first brace, the second brace and montant form stable triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028601.3A CN103774557B (en) | 2014-01-22 | 2014-01-22 | A kind of luffing packaged type operation platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028601.3A CN103774557B (en) | 2014-01-22 | 2014-01-22 | A kind of luffing packaged type operation platform |
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| Publication Number | Publication Date |
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| CN103774557A CN103774557A (en) | 2014-05-07 |
| CN103774557B true CN103774557B (en) | 2015-11-18 |
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| CN201410028601.3A Active CN103774557B (en) | 2014-01-22 | 2014-01-22 | A kind of luffing packaged type operation platform |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105648911B (en) * | 2014-11-25 | 2017-11-24 | 中铁二十一局集团有限公司 | Bridge construction Cast-in-situ Beam, bent cap, binder concrete adhesion type prestressed girder support |
| CN107088271B (en) * | 2017-04-24 | 2020-06-23 | 武汉轻工大学 | Multifunctional fire-fighting life-saving device |
| CN109083428B (en) * | 2018-09-06 | 2020-11-03 | 苏州古镇联盟建筑设计有限公司 | Temporary supporting device for prefabricated air conditioner plate |
| CN110593099B (en) * | 2019-08-12 | 2021-10-29 | 中铁十局集团第五工程有限公司 | Bridge construction support bracket |
| CN113897870B (en) * | 2021-10-15 | 2022-07-08 | 广西路桥工程集团有限公司 | Assembled longitudinal beam, assembled buttress-free support, assembled buttress-free system and design method of assembled longitudinal beam and assembled buttress-free support |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100090229A (en) * | 2010-07-01 | 2010-08-13 | (주)지아이에프 | The construction methods for the cantilever slab using half precast panels |
| CN102094392A (en) * | 2011-03-03 | 2011-06-15 | 中铁四局集团第一工程有限公司 | Lower supported hanging basket in bridge construction and application thereof |
| CN202338110U (en) * | 2011-11-29 | 2012-07-18 | 朱卫国 | Supporting structure of truss |
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2014
- 2014-01-22 CN CN201410028601.3A patent/CN103774557B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100090229A (en) * | 2010-07-01 | 2010-08-13 | (주)지아이에프 | The construction methods for the cantilever slab using half precast panels |
| CN102094392A (en) * | 2011-03-03 | 2011-06-15 | 中铁四局集团第一工程有限公司 | Lower supported hanging basket in bridge construction and application thereof |
| CN202338110U (en) * | 2011-11-29 | 2012-07-18 | 朱卫国 | Supporting structure of truss |
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Owner name: GROUP CO., LTD., ZHONGTIE DAQIAO BUREAU Free format text: FORMER OWNER: CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING CO., LTD. Effective date: 20150827 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150827 Address after: 430050 Hanyang Road, Hanyang District, Hubei, No. 38, No. Applicant after: Group Co., Ltd., Zhongtie Daqiao Bureau Address before: 430074 Hubei province Wuhan Dongxin East Lake New Technology Development Zone Road SBI Venture Street No. 6 Building 12 layer Applicant before: China Zhongtie Major Bridge Engineering Co., Ltd. |
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