CN102251666A - Overhanging type discharging platform - Google Patents
Overhanging type discharging platform Download PDFInfo
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- CN102251666A CN102251666A CN2011101139484A CN201110113948A CN102251666A CN 102251666 A CN102251666 A CN 102251666A CN 2011101139484 A CN2011101139484 A CN 2011101139484A CN 201110113948 A CN201110113948 A CN 201110113948A CN 102251666 A CN102251666 A CN 102251666A
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- rods
- bar
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- profound bar
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/166—Landings, receiving platforms
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an overhanging type discharging platform which comprises a left main beam and a right main beam of the same structure, auxiliary beams erected between the main beams and wood scaffold boards paved on the main beams. The main beams comprise low chord rods and vertical rods which extend upward along the centers of the low chord rods. Left pull rods and right pull rods are arranged from the top ends of the vertical rods to the end parts of the low chord rods. Oblique wed rods are arranged from the top ends of the vertical rods to parts which are 1/4 to the left ends in a direction which is oblique to the low chord rods, and the left pull rods, the right pull rods, the low chord rods and the oblique wed rods form a triangular truss. Auxiliary upright rods are arranged in the centers of the low chord rods at the left sides of the vertical rods and extend upward. Side rods are perpendicularly arranged at the left ends of the low chord rods upward, and rails are arranged between the vertical rods and the side rods. The auxiliary beams comprise upper chord rods of which two ends are respectively connected with the low chord rods of the left main beam and the right main beam, press rods are perpendicularly arranged in the centers of the upper chord rods downward, and left and right stayed chord rods are symmetrically arranged between the press rods and the upper chord rods. The invention has the advantage that standarization, modeling and instrumentalizing are realized through load calculation and stress design.
Description
Technical field
The present invention relates to the discharging platform that material transport is used in a kind of building operations, especially relate to a kind of installing/dismounting convenient transportation, overhanging type discharging platform safe in utilization.
Background technology
At the architecture construction scene, the material between the floor is generally by the tower crane transhipment, and discharging platform is the terminal that the material on lower floor's floor is transported to the upper floor plate, and console mode discharging platform and overhanging type discharging platform are generally arranged.
Traditional overhanging type discharging platform be with the channel-section steel that welds together or i iron as girder (beam of encorbelmenting) and secondary beam, built-in connection on girder is connected with fabric structure by wire rope.Owing to be welding between the primary and secondary beam, brought trouble for installation, dismounting and the transportation of discharging platform, because the depth of section of i iron or channel-section steel is limited, limited the supporting capacity of discharging platform again simultaneously; Must use the wire rope drawknot in the main beam structure of discharging platform, if the floor height difference of each building, wire rope is also different with the angle between the building, the difference of angle can make the internal force difference of girder i iron or channel-section steel and wire rope, the qualified girder that uses on a last engineering just may become defective girder in next engineering, wearing and tearing, corrosion etc. can be occurred after the long-term use of wire rope, also potential safety hazard can be caused.Simultaneously the discharging platform of this structure some without designing and calculating, being connected between lack of standardization, discharging platform and the scaffold goes wrong and weight of loading exceeds limit for tonnage weight if build during use, all can bring hidden danger to construction safety.
Summary of the invention
The object of the present invention is to provide a kind of reasonable in design, safe in utilization, loading and unloading convenient transportation the overhanging type discharging platform.
For achieving the above object, the present invention can take following technical proposals:
Overhanging type discharging platform of the present invention comprises that left and right sides girder that structure is identical and vertical rack are located at many secondary beams between the girder of the left and right sides, and is laid on the wooden scaffold floor on the secondary beam,
A described left side/right girder comprises horizontally disposed profound bar down, and the vertically extending montant that makes progress along following profound bar center, extend respectively from downward profound bar both ends, montant top and to be provided with left and right sides pull bar, oblique profound pole clearance down is provided with diagonal web member from left end 1/4 place from the montant top, and described left and right sides pull bar and following profound bar, montant, diagonal web member are formed a triangular truss jointly; The vertical extent that makes progress in the following profound bar center on the montant left side is provided with the height auxiliary vertical rod identical with montant; Upwards be vertically installed with the height side rod identical in the left part of following profound bar, between montant and side rod, be arranged with many front rails in parallel with montant;
Described secondary beam comprises the last profound bar that two ends are connected with profound bar under the girder of the left and right sides respectively, and the center of profound bar is extended downward vertically and is provided with depression bar described, depression bar and on the profound bar of tiltedly leaving behind about being symmetrically arranged with between the profound bar.
Need for security protection, be positioned to extend upward on the profound bar under the secondary beam of girder left part and be provided with protective guard.
Be convenient transportation, a described left side/right girder is combined by framework A, the B, the C that form successively from right-to-left: framework A is by profound bar, montant, right pull bar constitute down; Framework B is by profound bar, montant, auxiliary vertical rod down, and the railing and left lever, the diagonal web member that are arranged between montant and the auxiliary vertical rod constitute; Framework C is made of the left lever and the railing that descend profound bar, auxiliary vertical rod, side rod and be arranged between auxiliary vertical rod and the side rod.
The last profound bar of described secondary beam and depression bar are split-type structural, are combined by identical two sections of length.
The following profound bar of described framework A, B, C is by two equal leg angles and by forming, bottom at the profound bar of each time is welded with fixation steel plate respectively, also by two equal leg angles and by forming, its corresponding respectively profound bar down in its lower end is welded as a whole for described montant, auxiliary vertical rod; The cross section of the auxiliary vertical rod of the montant of framework A and framework B, framework B and framework C after by bolt combination is cross.
Described diagonal web member is that two reinforcing bars are formed side by side, and weld mutually with the L shaped junction plate that is arranged on auxiliary vertical rod and following profound bar junction its lower end.
The last profound bar of described secondary beam and depression bar are welded with the connection steel plate by two equal leg angles and by forming in the bottom of following profound bar; The cross section of described depression bar after by bolt combination is cross; Profound bar is combined as a whole by junction plate and connecting bolt under described two sections.
The invention has the advantages that through load-bearing and calculate and stressed design, this discharging platform has been realized standardization, regularization and tool, according to the concrete load-carrying requirement of each engineering construction, discharging platform can produce 10KN, specifications such as 15 KN, 20KN, has guaranteed construction safety.Form if be broken down into a plurality of frame combination, install, dismantle, transport, assemble all convenient.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the secondary beam structural representation among the present invention.
Fig. 3 is the structural representation of junction plate 8 among Fig. 1.
The specific embodiment
Invent described overhanging type discharging platform, comprise that left and right sides girder that structure is identical and vertical rack are located at many secondary beams between the girder of the left and right sides, and be laid on the wooden scaffold floor 14 on the secondary beam;
As shown in Figure 1, a described left side/right girder is combined by framework A, the B, the C that form successively from right-to-left: framework A is by profound bar 1a, montant 2a, right pull bar 3 constitute down; Framework B is by following profound bar 1b, montant 2b, auxiliary vertical rod 3b, and the railing 4b and left lever 5b, the diagonal web member 6 that are arranged between montant 2b and the auxiliary vertical rod 3b constitute; Framework C is made of the left lever 5c and the railing 4c that descend profound bar 1c, auxiliary vertical rod 3c, side rod 7 and be arranged between auxiliary vertical rod 3c and the side rod 7.During making, the following profound bar 1a of framework A, B, C, 1b, 1c are by two equal leg angles and by forming, be welded with 2 fixation steel plates respectively in its bottom, montant 2a, 2b and auxiliary vertical rod 3b, 3c (are weight reduction by two equal leg angles and by forming also, the first half at auxiliary vertical rod 3b, 3c can adopt single equal leg angle), its corresponding respectively profound bar down in its lower end is welded as a whole; The cross section of auxiliary vertical rod 3b, the 3c of montant 2a, the 2b of framework A and framework B, framework B and framework C after by bolt combination is cross; For guaranteeing the safety of whole discharging platform, two reinforcing bars arranged side by side of diagonal web member 6 usefulness are formed, and its lower end and the L shaped junction plate 8(that is arranged on auxiliary vertical rod 3b and time profound bar 1b junction are as shown in Figure 3) be connected mutually.
After framework A, B, C linked into an integrated entity with screw, left lever 5b+5c, right pull bar 3 and profound bar 1a+1b+1c and diagonal web member 6 are formed a triangular truss down; During use the following profound bar 1a of framework A placed on the floor and with floor and fixedly connected, and between montant upper end and floor, be aided with support simultaneously.
As shown in Figure 2, secondary beam comprises the last profound bar that two ends are connected with profound bar under the girder of the left and right sides respectively, extend downward vertically in the center of last profound bar to be provided with depression bar, depression bar and on the profound bar 9,10 of tiltedly leaving behind about being symmetrically arranged with between the profound bar.
Be conveniently assemble and disassemble, transportation, the last profound bar of secondary beam and depression bar are split-type structural, go up profound bar and are combined by junction plate and connecting bolt by 11a, 11b, and depression bar is formed by bolt combination by 12a, 12b; Whole secondary beam is by two synthetic big triangular trusses of triangle sets that structure is identical.
Last profound bar 11a, the 11b of secondary beam and depression bar 12a, 12b are welded with the connection steel plate by two equal leg angles and by forming in the bottom of last profound bar, and the cross section of going up after profound bar makes up is inverted T-shaped; Depression bar 12a, the 12b cross section after with bolt combination is cross.
As shown in Figure 1, for guaranteeing construction safety, on profound bar under the secondary beam that is positioned at the girder left part, extend upward and be provided with protective guard 13.
Girder, secondary beam are installed on floor, when laying wooden scaffold floor 14, can be according to the position of platform, wooden scaffold floor 14 is laid different colors according to blowing district, channel region etc., stipulate constructor's zone of action or stay the zone, and use and stack support 15 and limit for tonnage scale 16 limiting overloads, both made full use of discharging platform, can not overload again, guarantee constructor's life security.
Claims (7)
1. overhanging type discharging platform comprises that left and right sides girder that structure is identical and vertical rack are located at many secondary beams between the girder of the left and right sides, and is laid on the wooden scaffold floor on the secondary beam, it is characterized in that:
A described left side/right girder comprises horizontally disposed profound bar down, and the vertically extending montant that makes progress along following profound bar center, extend respectively from downward profound bar both ends, montant top and to be provided with left and right sides pull bar, oblique profound pole clearance down is provided with diagonal web member from left end 1/4 place from the montant top, and described left and right sides pull bar and following profound bar, montant, diagonal web member are formed a triangular truss jointly; The vertical extent that makes progress in the following profound bar center on the montant left side is provided with the height auxiliary vertical rod identical with montant; Upwards be vertically installed with the height side rod identical in the left part of following profound bar, between montant and side rod, be arranged with many front rails in parallel with montant;
Described secondary beam comprises the last profound bar that two ends are connected with profound bar under the girder of the left and right sides respectively, and the center of profound bar is extended downward vertically and is provided with depression bar described, depression bar and on the profound bar of tiltedly leaving behind about being symmetrically arranged with between the profound bar.
2. overhanging type discharging platform according to claim 1 is characterized in that: be positioned to extend upward on the profound bar under the secondary beam of girder left part and be provided with protective guard.
3. overhanging type discharging platform according to claim 1 and 2 is characterized in that: a described left side/right girder is combined by framework A, the B, the C that form successively from right-to-left: framework A is by profound bar, montant, right pull bar constitute down; Framework B is by profound bar, montant, auxiliary vertical rod down, and the railing and left lever, the diagonal web member that are arranged between montant and the auxiliary vertical rod constitute; Framework C is made of the left lever and the railing that descend profound bar, auxiliary vertical rod, side rod and be arranged between auxiliary vertical rod and the side rod.
4. overhanging type discharging platform according to claim 1 and 2 is characterized in that: the last profound bar of described secondary beam and depression bar are split-type structural, are combined by identical two sections of length.
5. overhanging type discharging platform according to claim 3, it is characterized in that: the following profound bar of described framework A, B, C is by two equal leg angles and by forming, bottom at the profound bar of each time is welded with fixation steel plate respectively, also by two equal leg angles and by forming, its corresponding respectively profound bar down in its lower end is welded as a whole for described montant, auxiliary vertical rod; The cross section of the auxiliary vertical rod of the montant of framework A and framework B, framework B and framework C after by bolt combination is cross.
6. overhanging type discharging platform according to claim 5 is characterized in that: described diagonal web member is that two reinforcing bars are formed side by side, and weld mutually with the L shaped junction plate that is arranged on auxiliary vertical rod and following profound bar junction its lower end.
7. overhanging type discharging platform according to claim 4 is characterized in that: the last profound bar of described secondary beam and depression bar are welded with the connection steel plate by two equal leg angles and by forming in the bottom of following profound bar; The cross section of described depression bar after by bolt combination is cross; Profound bar is combined as a whole by junction plate and connecting bolt under described two sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110113948A CN102251666B (en) | 2011-05-04 | 2011-05-04 | Overhanging type discharging platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110113948A CN102251666B (en) | 2011-05-04 | 2011-05-04 | Overhanging type discharging platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102251666A true CN102251666A (en) | 2011-11-23 |
| CN102251666B CN102251666B (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110113948A Active CN102251666B (en) | 2011-05-04 | 2011-05-04 | Overhanging type discharging platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN102251666B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787604A (en) * | 2012-08-17 | 2012-11-21 | 重庆市爆破工程建设有限责任公司 | Safety operation platform for blasting overhanging type dangerous rock mass |
| CN106401157A (en) * | 2016-11-09 | 2017-02-15 | 北京城建集团有限责任公司 | Movable operation platform and high-altitude construction method |
| CN111980419A (en) * | 2020-08-25 | 2020-11-24 | 南通大学 | Installation process of steel structure transportation channel |
| CN112681767A (en) * | 2020-12-22 | 2021-04-20 | 成都华阳建筑股份有限公司 | Platform of unloading of encorbelmenting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419250A2 (en) * | 1989-09-20 | 1991-03-27 | John Clement Preston | A construction landing platform for installation in a building under construction |
| CN201176712Y (en) * | 2008-01-14 | 2009-01-07 | 重庆第三建设有限责任公司 | Rapidly assembled platform |
| CN201351360Y (en) * | 2008-12-12 | 2009-11-25 | 广西建工集团第五建筑工程有限责任公司 | High-rise building construction assembly unloading platform |
| CN102011489A (en) * | 2010-08-31 | 2011-04-13 | 龙海燕 | Assembled unloading platform |
-
2011
- 2011-05-04 CN CN201110113948A patent/CN102251666B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419250A2 (en) * | 1989-09-20 | 1991-03-27 | John Clement Preston | A construction landing platform for installation in a building under construction |
| CN201176712Y (en) * | 2008-01-14 | 2009-01-07 | 重庆第三建设有限责任公司 | Rapidly assembled platform |
| CN201351360Y (en) * | 2008-12-12 | 2009-11-25 | 广西建工集团第五建筑工程有限责任公司 | High-rise building construction assembly unloading platform |
| CN102011489A (en) * | 2010-08-31 | 2011-04-13 | 龙海燕 | Assembled unloading platform |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787604A (en) * | 2012-08-17 | 2012-11-21 | 重庆市爆破工程建设有限责任公司 | Safety operation platform for blasting overhanging type dangerous rock mass |
| CN106401157A (en) * | 2016-11-09 | 2017-02-15 | 北京城建集团有限责任公司 | Movable operation platform and high-altitude construction method |
| CN111980419A (en) * | 2020-08-25 | 2020-11-24 | 南通大学 | Installation process of steel structure transportation channel |
| CN112681767A (en) * | 2020-12-22 | 2021-04-20 | 成都华阳建筑股份有限公司 | Platform of unloading of encorbelmenting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102251666B (en) | 2012-10-10 |
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