CN108560721A - A kind of telescopic support steel girder - Google Patents
A kind of telescopic support steel girder Download PDFInfo
- Publication number
- CN108560721A CN108560721A CN201810420733.9A CN201810420733A CN108560721A CN 108560721 A CN108560721 A CN 108560721A CN 201810420733 A CN201810420733 A CN 201810420733A CN 108560721 A CN108560721 A CN 108560721A
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- Prior art keywords
- interior
- seat
- honour
- support
- assembly
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34305—Structures characterised by movable, separable, or collapsible parts, e.g. for transport telescopic
- E04B1/3431—Structures characterised by movable, separable, or collapsible parts, e.g. for transport telescopic with only one level of nesting
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The present invention relates to building auxiliary equipment technical fields, disclose a kind of telescopic support steel girder, including interior beam assembly and outer beam assembly, interior beam assembly has partial-length to be slidably connected in outer beam assembly, interior beam assembly includes inner beam support riser, inner beam lid, the inner beam seat of honour, end sealing plate and interior beam end connecting seat, wherein inner beam support riser is rectangle steel plate, inner beam lid and the inner beam seat of honour are respectively welded at two long sides of inner beam support riser, the both ends of inner beam lid and the inner beam seat of honour support two short sides of riser to flush with inner beam respectively, end sealing plate is two pieces, two blocks of end sealing plates are respectively welded at two short sides of inner beam support riser, interior beam end connecting seat is welded on one of end sealing plate, interior beam assembly when being slided relative to outer beam assembly interior beam end connecting seat expose to one end of outer beam assembly always.Support strength higher of the present invention, disclosure satisfy that the requirement of construction demand and Reusability, the service life is longer.
Description
Technical field
The present invention relates to building auxiliary equipment technical fields, more particularly to a kind of telescopic support steel girder.
Background technology
Traditional architecture supporting main beam uses the flitch of regular length or fixed-size integrally molded formula steel master mostly
Beam, if construction requirement cannot be met using length, it is necessary to plugged by using two flitches or steel girder to increase
Length.Thus, which one is the increase in material and cost；Two are the increase in construction time and difficulty of construction；Third, support is steady
It is qualitative to be greatly affected.In addition, being not only easily damaged but also cannot prevent fires using flitch as supporting main beam.
Some manufacturers, which develop, thus to include mainly inner beam and hollow outer beam with the supporting main beam of adjustment length, interior
Beam stretches into outer beam and relatively outer beam sliding, and inner beam and outer beam all include mainly two strip shaped supports being mutually parallel, two branch
It is used as two side walls by welding two corrugated round steel between support member.But the side wall of such supporting main beam is as main
Support zone, support strength is relatively low, and round steel easy tos produce deformation during transport and use, due to repeat making
With so some potential safety problems can be brought to the use in later stage.
Invention content
The present invention is to overcome above-mentioned some shortcomings in the prior art, provides a kind of telescopic support steel girder.
The present invention is achieved through the following technical solutions above-mentioned purpose.
A kind of telescopic support steel girder, including outer beam group that interior beam assembly and cross section are trapezoidal hollow frame shape
Part, interior beam assembly is relative to outer beam assembly telescopic slide and has the inner beam component slippage of partial-length to be connected to outer beam assembly
Interior, interior beam assembly above-mentioned includes that inner beam supports riser, inner beam lid, the inner beam seat of honour, end sealing plate and interior beam end connecting seat,
Middle inner beam support riser is rectangle steel plate, and inner beam lid and the inner beam seat of honour are respectively welded at two long sides of inner beam support riser,
The both ends of inner beam lid and the inner beam seat of honour support two short sides of riser to flush with inner beam respectively, and end sealing plate is two pieces, two pieces of ends
Portion's sealing plate is respectively welded at two short sides of inner beam support riser, and interior beam end connecting seat is welded on one of end sealing plate
On, interior beam assembly when being slided relative to outer beam assembly interior beam end connecting seat expose to one end of outer beam assembly always.
The interior beam assembly of this programme, as side wall, only supports riser not using corrugated round steel with one piece of inner beam,
It is a monoblock steel plate that inner beam, which supports riser, is unlikely to deform during transport and use, the support steel that such interior beam assembly is constituted
Girder overally supports intensity higher, disclosure satisfy that the requirement of construction demand and Reusability, the service life is longer.
The support steel girder of this programme within the scope of structure size can random adjustment length, meet the use of different spans
It is required that.Interior beam assembly is stretched into outer beam assembly as possible when not in use, it is possible to reduce occupied space convenient for packaging, is transported, deposited
It puts.
As further improved structure type, above-mentioned inner beam support riser is disposed with multiple circles along its length
Hole can be conveniently adjusted and carry to reduce the quality of entire support steel girder.
As further improved structure type, above-mentioned inner beam lid includes two angle steel, a wing plate of two angle steel
Outside is respectively welded at two sides of inner beam support riser, another wing plate outside of two angle steel and inner beam support riser
Long side flushes and forms a plane.The plane of two angle steel and inner beam support riser composition is that one of interior beam assembly mainly props up
Support face, the structure can improve the support strength of interior beam assembly, increase bearing area.
As further improved structure type, the above-mentioned inner beam seat of honour is strip metal plate bending part, the inner beam seat of honour
The shape in cross section is the shape in the vertical section of conical flask, the thickness phase of extended distance and inner beam the support riser of the inner beam seat of honour
When inner beam support riser is inserted into the opening of the inner beam seat of honour and welds together with the inner beam seat of honour.The wherein cross section of the inner beam seat of honour
Shape be conical flask vertical section shape, i.e. bottom is isosceles triangle, and two of isosceles triangle are mutually equilateral folded
Angle is opening, and two edges of opening have flanging, and two flangings are symmetrical and are mutually parallel.The inner beam seat of honour support of the structure is steady
Fixed, bearing capacity is strong, convenient for welding and firm welding.
As further improved structure type, above-mentioned outer beam assembly includes the outer beam seat of honour, outer beam main brace band iron, outer beam
It is the C-shaped strip metal plate in cross section to support round steel, end connection band iron and outer beam end connecting seat, China and foreign countries' beam seat of honour
Part, outer beam main brace band iron are rectangle steel plate, the outer beam seat of honour and outer beam main brace band iron parallel arrangement, and outer beam support round steel is two
A, two outer beam support round steel are all in the wavy of bending formation, are respectively welded at the wave crest of two outer beams support round steel outer
Two long sides of beam main brace band iron are respectively welded on two wing plates of the outer beam seat of honour at the trough of two outer beams support round steel,
Four end angles of the outer beam seat of honour and four ends angle of corresponding outer beam main brace band iron are respectively by welding the support of end connection flat iron
Connection, outer beam end connecting seat are welded on one end of the outer beam seat of honour, and interior beam assembly is connected from outer beam assembly far from outer beam end
Outer beam assembly is stretched into one end of seat.The program still uses two wavy outer beams to support round steel as side wall, but simultaneously again
It is held at four and increases end connection band iron at angle as auxiliary connection and support, support strength can be greatly improved.
As further improved structure type, the above-mentioned one end of outer beam main brace band iron far from outer beam end connecting seat is solid
Surely it is connected with one piece of limiting plate, the normal direction of the plate face of limiting plate is parallel with the glide direction of interior beam assembly, and limiting plate, which is equipped with, to hang down
Directly in being interspersed with clapboard in the rectangular sliding hole of the plate face of limiting plate, rectangular sliding hole, sliding sleeve is connected to locked pin plate, wedge on clapboard
Follow block is closely socketed on shape plate, locked pin plate is clipped between limiting plate and follow block, limiting plate when interior beam assembly stretches into outer beam assembly,
Follow block all has gap between interior beam assembly, and locked pin plate is against under the driving of clapboard on interior beam assembly.Wherein limiting plate
Can be welded and fixed can also be in the end of outer beam main brace band iron by the end bending of outer beam main brace band iron to formed and
The limiting plate that outer beam main brace band iron is linked together.The support steel girder of this programme slides interior beam assembly and regulates length when in use
Degree, taps the stub end of clapboard, and clapboard then drives locked pin plate to be against on interior beam assembly and positions interior beam assembly clamping.It needs
When dismantling support steel girder, the small head end of clapboard is tapped, locked pin plate then unclamps interior beam assembly.This programme is simple in structure, clamping
Securely, easy to operate, speed of application can be improved.
As further improved structure type, the small head end of above-mentioned clapboard is equipped with for preventing clapboard from restriction
The block deviate from the rectangular sliding hole of plate, to avoid clapboard abjection from being easily lost.
The present invention mainly has the advantages that compared with prior art：Support strength higher disclosure satisfy that construction needs
The requirement of summation Reusability, the service life is longer；Within the scope of structure size can random adjustment length, meet different spans
Requirement；Interior beam assembly is stretched into outer beam assembly as possible when not in use, it is possible to reduce occupied space, convenient for packing,
Transport, storage etc..
Description of the drawings
Fig. 1 is the dimensional structure diagram of the embodiment of the present invention.
Fig. 2 is the dimensional structure diagram of interior beam assembly in the embodiment of the present invention.
Fig. 3 is the board face structure schematic diagram that inner beam supports riser in the embodiment of the present invention.
Fig. 4 is the cross-sectional configuration schematic diagram and vertical view of the inner beam seat of honour in the embodiment of the present invention.
Fig. 5 is the front view of angle steel and the vertical view with broken line in the embodiment of the present invention.
Fig. 6 is the board face structure schematic diagram with broken line of medial end portions sealing plate of the embodiment of the present invention.
Fig. 7 is the dimensional structure diagram of interior beam end connecting seat in the embodiment of the present invention.
Fig. 8 is the dimensional structure diagram of China and foreign countries of embodiment of the present invention beam assembly.
Fig. 9 is the partial enlarged view that K goes out in Fig. 8.
Figure 10 is the front view of China and foreign countries of the embodiment of the present invention beam seat of honour and the vertical view with broken line.
Figure 11 is the front view of China and foreign countries of embodiment of the present invention beam main brace band iron and the vertical view with broken line.
Figure 12 is the dimensional structure diagram with broken line that China and foreign countries of embodiment of the present invention beam supports round steel.
Figure 13 is the dimensional structure diagram of China and foreign countries of embodiment of the present invention beam end connecting seat.
Figure 14 is the board face structure schematic diagram of clapboard in the embodiment of the present invention.
Figure 15 is the board face structure schematic diagram of locked pin plate in the embodiment of the present invention.
Figure 16 is the board face structure schematic diagram of follow block in the embodiment of the present invention.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings.Attached drawing only for illustration, should not be understood as to this
The limitation of patent.
For the more succinct the present embodiment that illustrates, certain in attached drawing or explanation well known to a person skilled in the art but with this
The incoherent parts of main contents of invention can be omitted.In addition for ease of stating, certain parts have province in attached drawing
Slightly, it zooms in or out, but does not represent the size or entire infrastructure of actual product.
Embodiment：
As shown in Figure 1, a kind of telescopic support steel girder, including interior beam assembly 1 and cross section are trapezoidal hollow frame shape
Outer beam assembly 2.Interior beam assembly 1 is relative to 2 telescopic slide of outer beam assembly and has the interior beam assembly 1 of partial-length to be slidably connected at
In outer beam assembly 2.
As shown in Fig. 2, interior beam assembly 1 includes inner beam support riser 11, the inner beam seat of honour 12, angle steel 13,14 and of end sealing plate
Interior beam end connecting seat 15.
As shown in figure 3, the inner beam support riser 11 of the present embodiment is rectangle steel plate, inner beam supports riser 11 along its length
Direction has been evenly arranged multiple circular holes 111, can reduce entire support steel girder under the premise of not influencing support strength in this way
Quality, facilitate adjustment and carrying.
As shown in fig. 4 and fig. 2, the inner beam seat of honour 12 of the present embodiment is strip metal plate bending part, the cross of the inner beam seat of honour 12
The shape of section is the shape in the vertical section of conical flask, i.e., bottom is isosceles triangle, two mutually equilateral institutes of isosceles triangle
The angle of folder is opening, and two edges of opening have flanging, and two flangings are symmetrical and are mutually parallel.The opening of the inner beam seat of honour 12 away from
It is suitable from the inner beam support thickness of riser 11, inner beam support a long side of riser 11 be inserted into the inner beam seat of honour 12 opening and and
The inner beam seat of honour 12 welds together, and the both ends of the inner beam seat of honour 12 support two short sides of riser 11 to flush with inner beam respectively.The knot
12 supporting ＆ stablizing of the inner beam seat of honour of structure, bearing capacity is strong, convenient for welding and firm welding.
As shown in Fig. 5 and Fig. 2, the angle steel 13 of the present embodiment is two, is welded respectively outside a wing plate of two angle steel 13
Two sides of inner beam support riser 11 are connected on, another wing plate outside of two angle steel 13 and inner beam support the another of riser 11
A long side flushes and forms a plane, and the end of two angle steel 13 supports two short sides of riser 11 to flush with inner beam respectively.
The plane that two angle steel 13 and inner beam support riser 11 form is a main support face of interior beam assembly 1, this structure can carry
The support strength of beam assembly 1 in height increases bearing area.
As shown in Fig. 6 and Fig. 2, the end sealing plate 14 of the present embodiment is the rectangular steel plates of two fritters, two blocks of end sealing plates
14 are respectively welded at two short sides of inner beam support riser 11.
As shown in Fig. 7 and Fig. 2, the interior beam end connecting seat 15 of the present embodiment is an angled piece, interior beam end connecting seat
15 are welded on one of end sealing plate 14, the interior beginning of beam end connecting seat 15 when being slided relative to outer beam assembly 2 of interior beam assembly 1
One end of outer beam assembly 2 is exposed to eventually.
As shown in figure 8, outer beam assembly 2 includes the outer beam seat of honour 21, outer beam main brace band iron 22, outer beam support round steel 23, end
Connect band iron 24 and outer beam end connecting seat 25.
As shown in Figure 10, Figure 11 and Figure 12, the outer beam seat of honour 21 of the present embodiment is the C-shaped strip metal plate in cross section
The main body of part, outer beam main brace band iron 22 is rectangle steel plate.Outer beam support round steel 23 is two, and two outer beam support round steel 23 are all
It is formed in bending wavy.
Again as shown in figure 8, the outer beam seat of honour 21 and outer beam main brace band iron 22 parallel arrangement, the wave of two outer beam support round steel 23
It is respectively welded at two long sides of outer beam main brace band iron 22 at peak, is respectively welded at the trough of two outer beam support round steel 23 outer
On two wing plates of the beam seat of honour 21.
Four end angles of the outer beam seat of honour 21 and four ends angle of corresponding outer beam main brace band iron 22 are respectively by welding end
Connect the support connection of band iron 24.
As shown in Figure 13 and Fig. 8, the outer beam end connecting seat 25 of the present embodiment is also an angled piece, outer beam end connection
Seat 25 is welded on one end of the outer beam seat of honour 21, and interior beam assembly 1 is stretched from one end far from outer beam end connecting seat 25 of outer beam assembly 2
Enter outer beam assembly 2.
The outer beam assembly 2 of the present embodiment still uses two wavy outer beam support round steel 23 to be used as side wall, but simultaneously
It is held again at four and increases end connection band iron 24 at angle as auxiliary connection and support, support strength can be greatly improved.
As shown in Fig. 9, Figure 11, Figure 14, Figure 15 and Figure 16, the end of the outer beam main brace band iron 22 of the present embodiment passes through folding
Bending at the limiting plate 221 being linked together with outer beam main brace band iron 22, the normal direction of the plate face of limiting plate 221 and interior beam assembly 1
Glide direction is parallel.Limiting plate 221 is equipped with the rectangular sliding hole 222 of the plate face perpendicular to limiting plate 221, in rectangular sliding hole 222
It is interspersed with clapboard 26, sliding sleeve is connected to locked pin plate 27 on clapboard 26, and follow block 28, locked pin plate are closely socketed on clapboard 26
27 are clipped between limiting plate 221 and follow block 28, and limiting plate 221, follow block 28 be all and inner beam when interior beam assembly 1 stretches into outer beam assembly 2
There is gap between component 1, and locked pin plate 27 is against under the driving of clapboard 26 on interior beam assembly 1.
The small head end of the clapboard 26 of the present embodiment is equipped with for preventing clapboard 26 from the rectangular sliding hole of limiting plate 221
The block 261 deviate from 222, to avoid the abjection of clapboard 26 from being easily lost.
Each parts all use high intensity carbon steel, high strength, service life long in the present embodiment.
The support steel girder of the present embodiment slides interior beam assembly 1 and regulates length when in use, taps the big of clapboard 26
Head end, clapboard 26 then drive locked pin plate 27 to be against on interior beam assembly 1 and position 1 clamping of interior beam assembly.It needs to dismantle support steel
When girder, the small head end of clapboard 26 is tapped, locked pin plate 27 then unclamps interior beam assembly 1.This programme is simple in structure, and clamping is secured,
It is easy to operate, speed of application can be improved.
The interior beam assembly 1 of the present embodiment using corrugated round steel with one piece of inner beam support without, as side wall, only being erected
Plate 11, it is a monoblock steel plate that inner beam, which supports riser 11, is unlikely to deform during transport and use, such interior beam assembly 1 is constituted
Support steel girder overally support intensity higher, disclosure satisfy that the requirement of construction demand and Reusability, the service life is longer.
The support steel girder of the present embodiment within the scope of structure size can random adjustment length, meet making for different spans
With requiring.Interior beam assembly 1 is stretched into outer beam assembly 2 as possible when not in use, it is possible to reduce occupied space, convenient for packaging, fortune
Defeated, storage etc..
It these are only the specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, all utilizations
The insubstantial modifications that present inventive concept makes the present invention, each fall within protection scope of the present invention.
Claims (7)
1. a kind of telescopic support steel girder, including interior beam assembly（1）With the outer beam group that cross section is trapezoidal hollow frame shape
Part（2）, interior beam assembly（1）Relative to outer beam assembly（2）Telescopic slide and the interior beam assembly for having partial-length（1）It is slidably connected
In outer beam assembly（2）It is interior, which is characterized in that the interior beam assembly（1）Riser is supported including inner beam（11）, inner beam lid, inner beam
The seat of honour（12）, end sealing plate（14）With interior beam end connecting seat（15）, wherein inner beam support riser（11）It is interior for rectangle steel plate
Liang Gai and the inner beam seat of honour（12）It is respectively welded at inner beam support riser（11）Two long sides, inner beam lid and the inner beam seat of honour（12）'s
Both ends support riser with inner beam respectively（11）Two short sides flush, end sealing plate（14）It is two pieces, two blocks of end sealing plates（14）
It is respectively welded at inner beam support riser（11）Two short sides, interior beam end connecting seat（15）It is welded on one of end sealing plate
（14）On, interior beam assembly（1）Relative to outer beam assembly（2）Interior beam end connecting seat when sliding（15）Always outer beam assembly is exposed to
（2）One end.
2. telescopic support steel girder according to claim 1, which is characterized in that the inner beam supports riser（11）Edge
Its length direction is disposed with multiple circular holes（111）.
3. telescopic support steel girder according to claim 1, which is characterized in that the inner beam lid includes two angle steel
（13）, two angle steel（13）A wing plate outside be respectively welded at inner beam support riser（11）Two sides, two angle steel
（13）Another wing plate outside and inner beam support riser（11）Long side flush and form a plane.
4. telescopic support steel girder according to claim 1, which is characterized in that the inner beam seat of honour（12）For strip
Shape metal plate bending part, the inner beam seat of honour（12）Cross section shape be conical flask vertical section shape, the inner beam seat of honour（12）'s
Extended distance and inner beam support riser（11）Thickness it is suitable, inner beam support riser（11）It is inserted into the inner beam seat of honour（12）Opening simultaneously
With the inner beam seat of honour（12）Weld together.
5. telescopic support steel girder according to claim 1, which is characterized in that the outer beam assembly（2）Including outer
The beam seat of honour（21）, outer beam main brace band iron（22）, outer beam support round steel（23）, end connect band iron（24）With outer beam end connecting seat
（25）, China and foreign countries' beam seat of honour（21）For the C-shaped strip sheet metal component in cross section, outer beam main brace band iron（22）For the rectangular bar of steel
Plate, the outer beam seat of honour（21）With outer beam main brace band iron（22）Parallel arrangement, outer beam support round steel（23）It is two, two outer beam supports
Round steel（23）All it is in that bending forms wavy, two outer beams support round steel（23）Wave crest to be respectively welded at outer beam main brace flat
Iron（22）Two long sides, two outer beams support round steel（23）Trough at be respectively welded at the outer beam seat of honour（21）Two wing plates
On, the outer beam seat of honour（21）Four ends angles and corresponding outer beam main brace band iron（22）Four end angle respectively pass through weld end connect
Connect band iron（24）Support connection, outer beam end connecting seat（25）It is welded on the outer beam seat of honour（21）One end, interior beam assembly（1）From outer
Beam assembly（2）Far from outer beam end connecting seat（25）One end stretch into outer beam assembly（2）.
6. telescopic support steel girder according to claim 5, which is characterized in that the outer beam main brace band iron（22）Far
From outer beam end connecting seat（25）One end be fixedly connected with one piece of limiting plate（221）, limiting plate（221）Plate face normal direction and
Interior beam assembly（1）Glide direction it is parallel, limiting plate（221）It is equipped with perpendicular to limiting plate（221）Plate face rectangular sliding hole
（222）, rectangular sliding hole（222）Inside it is interspersed with clapboard（26）, clapboard（26）Upper sliding sleeve is connected to locked pin plate（27）, clapboard
（26）On be closely socketed with follow block（28）, locked pin plate（27）It is clipped in limiting plate（221）And follow block（28）Between, interior beam assembly（1）
Stretch into outer beam assembly（2）When limiting plate（221）, follow block（28）All with interior beam assembly（1）Between have a gap, and locked pin plate（27）
Clapboard（26）Driving under be against interior beam assembly（1）On.
7. telescopic support steel girder according to claim 6, which is characterized in that the clapboard（26）Small head end
Equipped with for preventing clapboard（26）From limiting plate（221）Rectangular sliding hole（222）The block of middle abjection（261）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810420733.9A CN108560721A (en) | 2018-05-04 | 2018-05-04 | A kind of telescopic support steel girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810420733.9A CN108560721A (en) | 2018-05-04 | 2018-05-04 | A kind of telescopic support steel girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108560721A true CN108560721A (en) | 2018-09-21 |
Family
ID=63537753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810420733.9A Pending CN108560721A (en) | 2018-05-04 | 2018-05-04 | A kind of telescopic support steel girder |
Country Status (1)
| Country | Link |
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| CN (1) | CN108560721A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88201388U (en) * | 1988-03-07 | 1988-12-21 | 中国国际工程和材料公司脚手架公司 | Telescopic scaffold component part |
| CN2193404Y (en) * | 1994-02-23 | 1995-03-29 | 翁明志 | Alphanumeric extension beam for building form engineering |
| DE4415843A1 (en) * | 1994-05-05 | 1995-11-09 | Thyssen Huennebeck Gmbh | Telescopic roof support for shell construction |
| CN2462023Y (en) * | 2001-02-14 | 2001-11-28 | 金立 | Adjusting brace summer |
| CN102704677A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Telescopic formwork support beam |
-
2018
- 2018-05-04 CN CN201810420733.9A patent/CN108560721A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88201388U (en) * | 1988-03-07 | 1988-12-21 | 中国国际工程和材料公司脚手架公司 | Telescopic scaffold component part |
| CN2193404Y (en) * | 1994-02-23 | 1995-03-29 | 翁明志 | Alphanumeric extension beam for building form engineering |
| DE4415843A1 (en) * | 1994-05-05 | 1995-11-09 | Thyssen Huennebeck Gmbh | Telescopic roof support for shell construction |
| CN2462023Y (en) * | 2001-02-14 | 2001-11-28 | 金立 | Adjusting brace summer |
| CN102704677A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Telescopic formwork support beam |
Non-Patent Citations (1)
| Title |
|---|
| "工程结构"教材选编小组: "《钢结构 上》", 31 July 1961, 中国工业出版社 * |
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Application publication date: 20180921 |
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