CN210086784U - Lower bearing beam structure of attached lifting scaffold - Google Patents
Lower bearing beam structure of attached lifting scaffold Download PDFInfo
- Publication number
- CN210086784U CN210086784U CN201920774181.1U CN201920774181U CN210086784U CN 210086784 U CN210086784 U CN 210086784U CN 201920774181 U CN201920774181 U CN 201920774181U CN 210086784 U CN210086784 U CN 210086784U
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- Prior art keywords
- cross beam
- wire rope
- cross arm
- crossbeam
- roof beam
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 abstract description 8
- 230000002146 bilateral effect Effects 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of attached lifting scaffold, specifically an attached lifting scaffold's lower spandrel girder structure, it has wire rope atress direction and support body lift mode inconsistent problem to have solved attached lifting scaffold at the promotion in-process, including the crossbeam, the central line position at crossbeam front end and middle part is provided with a wire rope wheel respectively, the rear end of crossbeam is fixed with back cross arm roof beam, the crossbeam upper position that is located between two wire rope wheels has preceding cross arm roof beam, preceding cross arm roof beam bottom position is provided with the connecting block in crossbeam bilateral symmetry, still be provided with the bracing between preceding cross arm roof beam and back cross arm roof beam, the bracing divide into two sections and is located the plane at crossbeam place, one of them section is fixed with back cross arm roof beam and adjacent crossbeam middle part respectively, the bottom position at crossbeam middle part and preceding cross arm roof beam is fixed to the other end. The utility model discloses reduced the effort that the inserted lift scaffold receives at the steel wire rope of promotion in-process, effectively improved the stability and the security of scaffold frame body.
Description
Technical Field
The utility model belongs to the technical field of inserted lift scaffold, specifically a lower spandrel girder structure of inserted lift scaffold.
Background
The attached lifting scaffold is an outer scaffold which is erected at a certain height, attached to an engineering structure, can climb or descend along with the engineering structure layer by depending on self lifting equipment and devices, is provided with an anti-overturning and anti-falling device, and mainly comprises a vertical main frame, a horizontal support truss, a frame body framework, an attached support structure, an anti-tilting device, an anti-falling device and the like. The method has the characteristics of low carbon, economy, practicability, safety, intellectualization, mechanization, aesthetic property and the like.
Because the hoisting system is the key part of the attached lifting scaffold structure, if the steel wire rope can not guarantee that the frame body is always in a vertical state during the hoisting process, the safety and the stability of the frame body are inevitably greatly influenced.
Disclosure of Invention
The utility model discloses a solve the attached lifting scaffold and have wire rope direction of force and support body lift mode inconsistent problem in the promotion process, provide an attached lifting scaffold's lower spandrel girder structure.
The utility model discloses an adopt following technical scheme to realize: a lower bearing beam structure of an attached lifting scaffold comprises a cross beam, wherein the cross beam is composed of two parallel channel steels with opposite notches and arranged at intervals, the central line positions of the front end and the middle part of the cross beam are respectively provided with a steel wire rope wheel, the steel wire rope wheels are connected with the cross beam through steel wire rope wheel shafts, the rear end of the cross beam is fixed with a rear cross arm beam, the rear cross arm beam and the cross beam are positioned on the same plane, the upper part of the cross beam positioned between the two steel wire rope wheels is provided with a front cross arm beam, the front cross arm beam and the rear cross arm beam are parallel to each other and form an included angle of 45-60 degrees with the cross beam, the bottom part of the front cross arm beam is symmetrically provided with connecting blocks at the two sides of the cross beam, an inclined strut is also arranged between the front cross arm beam and the rear cross arm beam, the inclined, one section of the beam is respectively fixed with the middle parts of the rear cross arm beam and the adjacent cross beam, and the other section of the beam is fixed at the bottom positions of the middle part of the cross beam and the front cross arm beam.
The included angle between the inclined strut and the front cross arm beam and the included angle between the inclined strut and the rear cross arm beam are 45-60 degrees.
Through holes for fixed connection are arranged on the front cross arm beam, the rear cross arm beam and the connecting block, and the through holes are long holes. The arrangement of the long holes is beneficial to position adjustment in the positioning and mounting process, and the positioning accuracy is improved.
The utility model discloses when using, at first with the through-hole and support body on the spandrel girder structure passes through preceding horizontal load beam, back horizontal load beam fixed down, further upwards walk around wire rope from two wire rope sheave lower parts for wire rope draws to rise the direction and is parallel to each other with the support body, ensures perpendicular atress.
Compared with the prior art, the utility model discloses a wire rope's direction of stress has been injectd to two wire rope wheels for wire rope direction of stress is unanimous with the direction of lifting of support body, has reduced the effort that the steel wire rope receives at the hoisting process of inserted lift scaffold, has effectively improved scaffold frame body's stability and security.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numbers in the figures: 1-beam, 2-back cross beam, 3-front cross beam, 4-diagonal brace, 5-wire rope wheel, 6-connecting block, 7-wire rope wheel shaft.
Detailed Description
In order to make the technical solution adopted in the technical problem solved by the present invention clearer, the following will be described in detail with reference to the accompanying drawings.
As shown in figure 1, the lower bearing beam structure of the attached lifting scaffold comprises a cross beam 1, wherein the cross beam 1 is composed of two parallel channel steels with opposite notches and arranged at intervals, a steel wire rope wheel 5 is respectively arranged at the central line positions of the front end and the middle part of the cross beam 1, the steel wire rope wheel 5 is connected with the cross beam 1 through a steel wire rope wheel shaft 7, a rear cross beam 2 is fixed at the rear end of the cross beam 1, the rear cross beam 2 and the cross beam 1 are positioned on the same plane, a front cross beam 3 is arranged at the upper part of the cross beam 1 between the two steel wire rope wheels 5, the front cross beam 3 and the rear cross beam 2 are parallel to each other and form an included angle of 45-60 degrees with the cross beam 1, connecting blocks 6 are symmetrically arranged at the two sides of the front cross beam 3, an inclined strut 4 is also arranged between the front cross beam 3 and the rear cross beam 2, the inclined strut 4 is divided into two sections and is positioned in the plane where the cross beam 1 is positioned, one section is respectively fixed with the, the other section is fixed at the middle part of the cross beam 1 and the bottom position of the front cross beam 3.
The included angle between the inclined strut 4 and the front cross arm beam 3 and the rear cross arm beam 2 is 45-60 degrees. Through holes for fixed connection are arranged on the front cross arm beam 3, the rear cross arm beam 2 and the connecting block 6, and the through holes are long holes.
When the scaffold is installed, the structure of the scaffold is fixed with the frame body of the attached lifting scaffold through the through holes on the front cross arm beam 3, the rear cross arm beam 2 and the connecting block 6, the number of the through holes is determined according to specific stress calculation, and the stability of stress after the connection and the fixation is ensured; furthermore, the steel wire rope is sequentially wound out from the lower parts of the two steel wire rope wheels 5, so that the pulling direction of the steel wire rope is parallel to the frame body, and the steel wire rope is ensured to be always vertically stressed in the process of lifting the frame body.
The above is the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, the protection scope of the present invention should be considered as several improvements made without departing from the principles of the present invention.
Claims (3)
1. The utility model provides an attached lift scaffold's lower spandrel girder structure, includes crossbeam (1), its characterized in that: the cross beam (1) is composed of two parallel channel steel with notches arranged oppositely and at intervals, a steel wire rope wheel (5) is respectively arranged at the central line position of the front end and the middle part of the cross beam (1), the steel wire rope wheel (5) is connected with the cross beam (1) through a steel wire rope wheel shaft (7), a rear cross beam (2) is fixed at the rear end of the cross beam (1), the rear cross beam (2) and the cross beam (1) are positioned on the same plane, a front cross beam (3) is arranged at the upper part of the cross beam (1) between the two steel wire rope wheels (5), the front cross beam (3) and the rear cross beam (2) are parallel to each other and form an included angle of 45-60 degrees with the cross beam (1), connecting blocks (6) are symmetrically arranged at the two sides of the front cross beam (3), an inclined strut (4) is also arranged between the front cross beam (3) and the rear cross beam (2), the inclined strut (4) is divided into two sections and is positioned in the plane where the cross beam (1), one section of the beam is respectively fixed with the middle parts of the rear cross arm beam (2) and the adjacent cross beam (1), and the other section of the beam is fixed at the bottom positions of the middle part of the cross beam (1) and the front cross arm beam (3).
2. The lower girder structure of an attached lifting scaffold according to claim 1, wherein: the included angle between the inclined strut (4) and the front cross arm beam (3) and the rear cross arm beam (2) is 45-60 degrees.
3. The lower girder structure of an attached lifting scaffold according to claim 1, wherein: through holes for fixed connection are arranged on the front transverse load beam (3), the rear transverse load beam (2) and the connecting block (6), and the through holes are long holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774181.1U CN210086784U (en) | 2019-05-27 | 2019-05-27 | Lower bearing beam structure of attached lifting scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774181.1U CN210086784U (en) | 2019-05-27 | 2019-05-27 | Lower bearing beam structure of attached lifting scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210086784U true CN210086784U (en) | 2020-02-18 |
Family
ID=69480183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920774181.1U Expired - Fee Related CN210086784U (en) | 2019-05-27 | 2019-05-27 | Lower bearing beam structure of attached lifting scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210086784U (en) |
-
2019
- 2019-05-27 CN CN201920774181.1U patent/CN210086784U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |