CN212428023U - Lifting main frame of attached lifting scaffold - Google Patents
Lifting main frame of attached lifting scaffold Download PDFInfo
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- CN212428023U CN212428023U CN202020475521.3U CN202020475521U CN212428023U CN 212428023 U CN212428023 U CN 212428023U CN 202020475521 U CN202020475521 U CN 202020475521U CN 212428023 U CN212428023 U CN 212428023U
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- cross beam
- main frame
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- vertical rod
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Abstract
The utility model belongs to the technical field of inserted lift scaffold, concretely relates to inserted lift scaffold's promotion main frame, including four pole settings that perpendicular to ground set up, be provided with "district" shape spandrel girder and "door" shape combination formula spandrel girder under the space that outer pole setting and interior pole setting are constituteed, the spandrel girder setting is in the lower part of main frame under the combination formula, the spandrel girder setting is at the middle part of main frame on the combination formula, the interval is provided with a plurality of Z words in the plane that the pole setting constitutes in two interior pole settings of two, the interval is provided with a plurality of rigid support in the plane that the pole setting constitutes in being located two interior outer, be provided with a plurality of triangle props between the Z words of spandrel girder and highest position on the combination formula, the triangle props. The utility model discloses an bulk strength and rigidity are higher, can not only satisfy the needs of bearing, can satisfy the support body under the proruption situation moreover and prevent weighing down the requirement, have guaranteed job site's operation safety.
Description
Technical Field
The utility model belongs to the technical field of inserted lift scaffold, concretely relates to inserted lift scaffold's promotion main frame.
Background
In recent decades, floor type external drainage scaffolds, hanging baskets and external scaffolds are gradually eliminated in the construction of building engineering due to various reasons such as time consumption, labor consumption, material consumption, safety guarantee, economy and the like, particularly in the construction of high-rise and super high-rise buildings, the external scaffolds are large in using amount, long in using time, high in cost and high in practicability and safety, and the attached lifting scaffold is used as a substitute for a high-rise building construction machine, namely an attached lifting scaffold for high-rise buildings and cylindrical super high buildings. The attached lifting scaffold is one of the main modes of high-rise and super high-rise building construction scaffolds due to the advantages of low cost, quick installation, convenient use, strong adaptability and the like.
With the continuous improvement of the domestic building level, the attached lifting scaffold is upgraded for many times, and the structure of the main frame is not a simple rod welding combination.
The utility model discloses an application number is 201822233801.9's a utility model discloses an inserted lift scaffold's main frame, pole setting and the outer pole setting of main frame in the main frame, be connected with zigzag support and triangle-shaped support between pole setting and the outer pole setting of main frame in the main frame, one side of pole setting is connected with the guide rail subassembly in the main frame, has seted up the construction bolt hole in the pole setting in the main frame, zigzag support includes first support pole setting and first support horizontal pole, and first support stands and first support horizontal pole end to end welding. The support body adopts the design of rectangle square steel pipe, and side processing has the through-hole, adopts monolithic formula structure, under the prerequisite that satisfies the security, has alleviateed the support body total weight. However, the patent has several obvious defects, which are mainly shown in the defects that an upper bearing beam and a lower bearing beam which have safer structures are lacked, and a guide rail is not arranged in the middle of a main frame, and the defects are hidden troubles caused by the safe operation of the subsequent attached lifting scaffold.
Disclosure of Invention
In order to better solve the problem, the utility model provides an attached lifting scaffold's promotion main frame.
The utility model discloses a realize through following technical scheme: a lifting main frame of an attached lifting scaffold comprises four vertical rods arranged perpendicular to the ground, wherein the two vertical rods close to one side of a building are inner vertical rods, the two vertical rods far away from one side of the building are outer vertical rods, the horizontal section formed by the outer vertical rods and the inner vertical rods is rectangular, the height of the outer vertical rods is larger than that of the inner vertical rods, vertical inclined chords facing the outer vertical rods are arranged at the tops of the inner vertical rods, a space formed by the outer vertical rods and the inner vertical rods is internally provided with a zone-shaped lower bearing beam and a door-shaped combined upper bearing beam, the lower bearing beam is arranged at the lower part of the main frame, the combined upper bearing beam is arranged at the middle part of the main frame, a plurality of rigid supports are arranged at intervals in a plane formed by the inner vertical rods and the outer vertical rods, Z-shaped supports are correspondingly arranged on the rigid supports, the Z-shaped supports are fixed with guide rails, the four planes formed by the inner vertical rod and the outer vertical rod are respectively provided with a Z-shaped support and a rigid support which are positioned between the combined lower bearing beam and the combined upper bearing beam, a plurality of triangular supports are arranged between the combined upper bearing beam and the Z-shaped support at the highest position, and the triangular supports are symmetrically arranged on the planes formed by the inner vertical rod and the outer vertical rod.
The guide rail comprises a connecting plate, the connecting plate is rectangular, two parallel channel steels are fixed on the connecting plate, and a plurality of round steels vertical to the channel steels are arranged back to back on the two channel steels at intervals in the inner side of the channel steels.
The combined lower bearing beam comprises a cross beam, 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 channel steel on 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 strut is, 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 end of the beam is fixed at the bottom positions of the middle part of the cross beam and the front cross arm beam.
The combination type upper bearing beam comprises a rectangular frame body which is symmetrically arranged, the top of the rectangular frame body is connected with a cross arm perpendicular to the top, the cross arm is angle steel symmetrically arranged, a main beam perpendicular to the cross arm is fixed at the middle of the cross arm, the main beam comprises two channel steel arranged back to back, an electric hoist hook connecting rod is arranged between the two channel steel, two ends of the electric hoist hook connecting rod are symmetrically provided with connecting pipes used for fixing the channel steel into a whole, the cross arm is arranged at the bottom of the cross arm and is provided with a connecting block used for fixing the upper bearing beam, and the cross arm and the rectangular frame body are provided with a plurality of through holes used for fixing.
The included angle between the steel wire rope wheel and the channel steel beam is 45-60 degrees.
The rectangular support body comprises a support cross brace, a support vertical brace and a support inclined brace, the support cross brace and the support vertical brace are channel steel, and the support inclined brace is angle steel.
Compared with the prior art, the utility model has the advantages that:
the utility model discloses an added spandrel girder and combination formula spandrel girder under the combination formula of specific structure in the main frame structure to form into a whole jointly with inside and outside pole setting, the hoisting point all designs the central point at vertical main frame about simultaneously, and the hoisting point forms a plane between the three with attaching to the promotion point position about going up simultaneously, makes the support body promote the in-process loss that has reduced the power, and can remain stable, very big improvement the security. The utility model discloses an bulk strength and rigidity are higher, can not only satisfy the needs of bearing, can satisfy the support body under the proruption situation moreover and prevent weighing down the requirement, have guaranteed job site's operation safety.
Furthermore, the utility model discloses the main frame is modular structure, and the height of main frame can change according to the type of building and the difference of building floor height to satisfy the requirement of multiple type construction building. The main frame is formed by assembling all the components, so that the main frame has the advantages of convenience in transportation, simplicity in installation and the like, and the practicability of the attached lifting scaffold is greatly improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the guide rail of FIG. 1;
FIG. 3 is a schematic structural view of the modular lower bolster of FIG. 1;
fig. 4 is a schematic structural view of the combined upper bearing beam in fig. 1.
In the figure: 1-inner vertical rod, 1.1-outer vertical rod, 2-Z-shaped support, 3-guide rail, 3.1-channel steel, 3.2-round steel, 3.3-connecting plate, 4-combined lower bearing beam, 4.1-cross beam, 4.2-rear cross beam, 4.3-front cross beam, 4.4-inclined support, 4.5-wire rope wheel, 4.6-connecting channel steel, 4.7-wire rope wheel shaft, 5-combined upper bearing beam, 5.1-cross beam, 5.2-main beam, 5.3-connecting pipe, 5.4-connecting block, 5.5-bracket cross beam, 5.6-bracket vertical support, 5.7-bracket inclined support, 5.8-electric hoist hook connecting rod, 6-triangular support, 7-vertical inclined chord rod and 8-rigid bracket.
Detailed Description
It is right to refer to fig. 1-4 the utility model discloses it further explains to refer to the utility model discloses an inserted lift scaffold's promotion main frame, including four pole settings that perpendicular to ground set up, two pole settings that are close to building one side are interior pole setting 1, and two pole settings of keeping away from building one side are outer pole setting 1.1, and the horizontal cross section that outer pole setting 1.1 and interior pole setting 1 constitute is the rectangle, its characterized in that: the height of an outer upright stanchion 1.1 is greater than that of an inner upright stanchion 1, a vertical oblique chord 7 facing the outer upright stanchion 1.1 is arranged at the top of the inner upright stanchion 1, a space formed by the outer upright stanchion 1.1 and the inner upright stanchion 1 is internally provided with a zone-shaped lower bearing beam 4 and a door-shaped combined upper bearing beam 5, the lower bearing beam 4 is arranged at the lower part of a main frame, the combined upper bearing beam 5 is arranged at the middle part of the main frame, a plurality of rigid brackets 8 are arranged at intervals in a plane formed by the inner upright stanchion 1 and the outer upright stanchion 1, Z-shaped braces 2 are symmetrically connected on two same-side upright stanchions with the height of the rigid brackets 8, a vertically arranged guide rail 3 is fixed on the Z-shaped brace 2 at one side of the inner upright stanchion 1, the guide rail 3 can transmit force to the main frame component, the Z-shaped braces 2 between the combined lower bearing beam 4 and the combined, a plurality of triangular supports 6 are arranged between the combined upper bearing beam 5 and the Z-shaped support 2 at the highest position, and the triangular supports 6 are symmetrically arranged on a plane formed by the inner vertical rod 1 and the outer vertical rod 1.1.
The combined lower bearing beam 4 comprises a cross beam 4.1, the cross beam 4.1 is composed of two parallel channel beams with opposite notches and arranged at intervals, a steel wire rope wheel 4.5 is respectively arranged at the central line positions of the front end and the middle part of the cross beam 4.1, the steel wire rope wheel 4.5 is connected with the cross beam 4.1 through a steel wire rope wheel shaft 4.7, the rear end of the cross beam 4.1 is fixed with a rear cross beam 4.2, the rear cross beam 4.2 and the cross beam 4.1 are positioned on the same plane, a front cross beam 4.3 is arranged at the upper part of the cross beam 4.1 between the two steel wire rope wheels 4.5, the front cross beam 4.3 and the rear cross beam 4.2 are mutually parallel and form an included angle of 45-60 degrees with the cross beam 4.1, connecting channel beams 4.6 are symmetrically arranged at the bottom of the front cross beam 4.3 and two sides of the cross beam 4.1, a diagonal 4.4 is also arranged between the front cross beam 4.3 and the rear cross beam 4.2, the diagonal 4.4 is divided into two sections, the cross beam 4.1 is positioned in the plane, the middle part of the cross beam 4., the other end is fixed at the middle part of the beam 4.1 and the bottom part of the front beam 4.3.
Bearing beam 5.5 is including the rectangle support body that the symmetry set up on the combination formula, the top of rectangle support body is connected with rather than vertically cross arm 5.1, cross arm 5.1 is the angle steel that the symmetry set up, be fixed with perpendicular to cross arm 5.1's girder 5.2 at cross arm 5.1 middle part, girder 5.2 is including two channel-section steels that set up back to back, the middle part is provided with electric hoist couple connecting rod 5.6 between two channel-section steels, it is used for being fixed into holistic connection round steel 5.3 with the channel-section steel to be located electric hoist couple connecting rod 5.6 both ends symmetry, it is provided with connecting block 5.4 that is used for going up the bearing beam fixed to be located cross arm 5.1 bottom, cross arm 5.1, be provided with a plurality of through-holes that are used for the.
The included angle between the steel wire rope wheel 4.1 and the channel steel beam 4.9 is 45-60 degrees. The rectangle support body includes support stull 5.5, support erects 5.6 and support bracing 5.7, and support stull 5.5 and support erects 5.6 and be the channel-section steel, and support bracing 5.7 is the angle steel.
During installation, the combined lower bearing beam 4 is fixed with the main frame through the connecting hole 4.2, the steel wire rope is wound around from the bottom sides of the two steel wire rope wheels 4.7, the parallel state of the steel wire rope lifting direction and the main frame is achieved, vertical stress is ensured, tension in the rope is reduced, and the stability of the frame body is improved. The combined upper bearing beam 5 is formed by welding a cross arm 5.1, a main beam 5.2, connecting round steel 5.3, a connecting block 5.4 and a rectangular frame body in a combined manner; the rectangular frame body is formed by welding a support cross brace 5.5, a support vertical brace 5.6 and a support inclined brace 5.7 in a combined mode, the connecting through holes are all long holes, and the fault tolerance rate during processing and installation is increased. After the installation is accomplished, form a whole frame between spandrel girder 5 and pole setting, guide rail 3 on the combination formula, install between two parties on the combination formula at the in-process electric block of promotion on the electric block couple connecting rod 5.8 at spandrel girder 5 middle part, the atress is more even when making its work drawknot support body, and the wholeness is better, and main frame self is more stable, has effectively improved the stability of promotion.
Claims (6)
1. The utility model provides an inserted lift scaffold's promotion main frame, includes four pole settings that perpendicular to ground set up, and two pole settings that are close to building one side are interior pole setting (1), and two pole settings of keeping away from building one side are outer pole setting (1.1), and the horizontal cross-section that outer pole setting (1.1) and interior pole setting (1) constitute is the rectangle, its characterized in that: the height of an outer vertical rod (1.1) is greater than that of an inner vertical rod (1), a vertical inclined chord (7) facing the outer vertical rod (1.1) is arranged at the top of the inner vertical rod (1), a zone-shaped lower bearing beam (4) and a door-shaped combined upper bearing beam (5) are arranged in a space formed by the outer vertical rod (1.1) and the inner vertical rod (1), the lower bearing beam (4) is arranged at the lower part of a main frame, the combined upper bearing beam (5) is arranged at the middle part of the main frame, a plurality of rigid supports (8) are arranged at intervals in a plane formed by the inner vertical rod (1) and the outer vertical rod (1), Z-shaped supports (2) are symmetrically connected to the two same-side vertical rods with the height of the rigid supports (8), a vertically-arranged guide rail (3) is fixed on the Z-shaped support (2) positioned at one side of the inner vertical rod (1), the guide rail (3) can transmit force to the main frame, and the Z-shaped supports (2) positioned between, Four planes formed by the inner vertical rod (1) and the outer vertical rod (1.1) of the rigid support (8) are respectively arranged, a plurality of triangular supports (6) are arranged between the combined upper bearing beam (5) and the Z-shaped support (2) at the highest position, and the triangular supports (6) are symmetrically arranged on the planes formed by the inner vertical rod (1) and the outer vertical rod (1.1).
2. A lifting main frame of an attached lifting scaffold according to claim 1 characterised in that: the guide rail (3) comprises a connecting plate (3.3), the connecting plate (3.3)) is rectangular, two parallel channel steel (3.1) are fixed on the connecting plate (3.3)), the two channel steel (3.1) are arranged back to back, and a plurality of round steel (3.2) vertical to the channel steel (3.1) are arranged at the inner side of the channel steel (3.1) at intervals.
3. A lifting main frame of an attached lifting scaffold according to claim 1 characterised in that: the combined lower bearing beam (4) comprises a cross beam (4.1), the cross beam (4.1) is composed of two parallel channel steels with opposite notches and arranged at intervals, a steel wire rope wheel (4.5) is respectively arranged at the central line positions of the front end and the middle part of the cross beam (4.1), the steel wire rope wheel (4.5) is connected with the cross beam (4.1) through a steel wire rope wheel shaft (4.7), the rear end of the cross beam (4.1) is fixed with a rear cross beam (4.2), the rear cross beam (4.2) and the cross beam (4.1) are positioned on the same plane, a front cross beam (4.3) is arranged at the upper part of the cross beam (4.1) positioned between the two steel wire rope wheels (4.5), the front cross beam (4.3) and the rear cross beam (4.2) are parallel to each other and form an included angle of 45-60 degrees with the cross beam (4.1), the bottoms of the front cross beam (4.3) are positioned at two sides of the cross beam (4.1) and symmetrically provided with connecting beams (4.6), and inclined struts (4.2) are also positioned between the front cross beam (4.3), the inclined strut (4.4) is divided into two sections and is positioned in the plane of the cross beam (4.1), wherein one section is respectively fixed with the middle parts of the rear cross beam (4.2) and the adjacent cross beam (4.1), and the other end is fixed at the bottom positions of the middle parts of the cross beams (4.1) and the front cross beam (4.3).
4. A lifting main frame of an attached lifting scaffold according to claim 1 characterised in that: bearing beam (5.5) are including the rectangle support body that the symmetry set up on the combination formula, the top of rectangle support body is connected with rather than vertically cross arm (5.1), angle steel that cross arm (5.1) set up for the symmetry, be fixed with girder (5.2) of perpendicular to cross arm (5.1) at cross arm (5.1) middle part, girder (5.2) are including two channel-section steels that set up back to back, the middle part is provided with electric hoist couple connecting rod (5.6) between two channel-section steels, it is used for fixing into holistic connecting pipe (5.3) with the channel-section steel to be located electric hoist couple connecting rod (5.6) both ends symmetry and be provided with, it is provided with connecting block (5.4) that are used for going up the bearing beam fixed to be located cross arm (5.1) bottom, cross arm (5.1), be provided with a plurality of through.
5. A lifting main frame of an attached lifting scaffold according to claim 1 characterised in that: the included angle between the inclined strut (4.4) and the front cross arm beam (4.3) and the rear cross arm beam (4.2) is 45-60 degrees.
6. A lifting main frame of an attached lifting scaffold according to claim 4 characterised in that: the rectangular support body comprises a support cross brace (5.5), a support vertical brace (5.6) and a support inclined brace (5.7), the support cross brace (5.5) and the support vertical brace (5.6) are channel steel, and the support inclined brace (5.7) is angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475521.3U CN212428023U (en) | 2020-04-03 | 2020-04-03 | Lifting main frame of attached lifting scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475521.3U CN212428023U (en) | 2020-04-03 | 2020-04-03 | Lifting main frame of attached lifting scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212428023U true CN212428023U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020475521.3U Active CN212428023U (en) | 2020-04-03 | 2020-04-03 | Lifting main frame of attached lifting scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212428023U (en) |
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2020
- 2020-04-03 CN CN202020475521.3U patent/CN212428023U/en active Active
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