CN115262931A

CN115262931A - House building engineering's over-and-under type construction platform with adjustable

Info

Publication number: CN115262931A
Application number: CN202210861502.8A
Authority: CN
Inventors: 杨鹏超; 张齐德; 花超; 廖程锦
Original assignee: China Construction Fourth Engineering Bureau Wuhu Construction Investment Co ltd
Current assignee: China Construction Fourth Engineering Bureau Wuhu Construction Investment Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-01

Abstract

The invention discloses an adjustable lifting construction platform for house building engineering, which comprises a base fixedly arranged on the ground, wherein a lifting driving part is fixedly arranged at the upper end of the base, a bearing part is arranged on the lifting driving part, the lifting driving part is used for driving the bearing part to move up and down, and the bearing part is used for carrying people and goods during house building construction; the lifting driving part comprises two groups of brackets symmetrically arranged at the upper end of the base, driving parts are arranged on the two groups of brackets and comprise two groups of chain wheels, the two groups of chain wheels are respectively rotatably arranged at the upper part and the lower part of the brackets and are connected through chain transmission, and the bearing part is arranged on the chain; according to the invention, by arranging the transmission part and the two groups of bearing parts, when the chain wheel rotates to drive the chain to rotate, the two sides of the chain respectively move up and down, so that the two groups of bearing parts are driven to respectively ascend and descend, and the use efficiency is improved.

Description

House building engineering's over-and-under type construction platform with adjustable

Technical Field

The invention relates to the technical field of lifting platforms, in particular to an adjustable lifting construction platform for building construction engineering.

Background

In housing construction engineering, over-and-under type construction platform uses comparatively commonly, and it not only can promote the transportation material, can also manned construction.

Through retrieval, chinese patent publication No. CN214462418U discloses a lifting construction platform for housing construction engineering, which comprises a standing plate, wherein the top of the standing plate is fixedly connected with a handrail, the top of the standing plate is fixedly connected with a protection plate, the front of the handrail is fixedly connected with a fixed block, and the bottom of the fixed block is fixedly connected with an iron chain.

The above patents suffer from the following disadvantages: when materials are lifted, such as cement, concrete and the like, the materials still need to be contained in corresponding containers, and after the materials are lifted to a high place for use, the material containers also need to be transported to the ground for reuse.

Disclosure of Invention

The invention aims to provide an adjustable lifting type construction platform for house building engineering.

The purpose of the invention can be realized by the following technical scheme:

an adjustable lifting construction platform for house building engineering comprises a base fixedly arranged on the ground, wherein a lifting driving part is fixedly arranged at the upper end of the base, a bearing part is arranged on the lifting driving part, the lifting driving part is used for driving the bearing part to move up and down, and the bearing part is used for carrying people and goods during house building construction;

the lifting driving part comprises two groups of supports which are symmetrically arranged at the upper end of the base, driving parts are arranged on the supports and comprise two groups of chain wheels, the two groups of chain wheels are respectively rotatably arranged at the upper part and the lower part of the supports, the two groups of chain wheels are connected through chain transmission, and the bearing part is arranged on the chain.

As a further scheme of the invention: the chain wheels at the same height are rotatably connected to the inner walls of the supports through the same chain shaft, a motor is fixedly mounted on the outer wall of one of the supports, and an output shaft of the motor is connected to the outer wall of one of the chain shafts through a coupler.

Further, the method comprises the following steps: the bearing part comprises a fixed plate and a sliding plate which is connected to the outer side of the fixed plate in a sliding mode through a sliding rod, and a protection rod is arranged at the side edge of the top of the sliding plate.

On the basis of the scheme: the fixed plate is connected to the outer wall of the chain through a connecting shaft, the outer wall of the fixed plate is rotatably connected with a guide shaft, and the guide shaft is in sliding fit with a sliding groove formed in the support.

As a further scheme of the invention: the inner wall fixed mounting of fixed plate has the extensible member, and the output end fixed mounting of extensible member is in the outer wall of slide plate.

As a further scheme of the invention: the fixing piece comprises an elastic crimping piece fixedly installed at the bottom of the base and a screw rod connected to the inner wall of the base through threads, and the elastic crimping piece is located on the outer side of the screw rod.

Meanwhile, the bottom of the screw rod is fixedly provided with a trapezoidal limiting part.

As a further scheme of the invention: the chain axle outside is provided with prevents weighing down the portion, prevent weighing down the portion including fixed mounting in the carousel of connecting the outer wall of the axle and rotate the rotary drum of connecting in the support outer wall.

Meanwhile, the inner wall of the rotary disc is connected with pawls in a circular array in a sliding mode, springs are fixedly mounted on the pawls and the inner wall of the rotary disc, and pawl grooves matched with the pawls are formed in the inner wall of the rotary drum.

As a further scheme of the invention: and a torsion spring is fixedly arranged on one side of the rotary drum opposite to the support.

The beneficial effects of the invention are as follows:

1. according to the invention, through the arrangement of the transmission part and the two groups of bearing parts, when the chain wheel rotates to drive the chain to rotate, the two sides of the chain respectively move up and down, so that the two groups of bearing parts are driven to respectively ascend and descend, and the use efficiency is improved.

2. According to the invention, when the telescopic piece is telescopic, the fixing plate can be synchronously driven to slide relative to the fixing plate, so that the horizontal span extension of the bearing is realized, and the use convenience of the device is further improved.

3. According to the invention, during installation, the ground can be initially punched, the screw rod is screwed after the elastic hemming piece is plugged into the hole, and the trapezoidal limiting piece moves upwards to expand the elastic hemming piece outwards so as to tightly clamp the inner wall of the hole, thereby improving the stability and the use safety of the device.

4. According to the invention, when the power is interrupted due to abnormal conditions such as sudden power failure, the load is rapidly reduced, so that the rotating speed of the chain shaft is increased, the pawl is inserted into the pawl groove outwards under the action of centrifugal force, the rotating drum is linked, and the kinetic energy of the load is buffered and absorbed by the rotating drum under the action of torsion force of the torsion spring, so that the safety of the device is improved.

5. According to the invention, by means of absorption and buffering instead of locking, when a person carries the luggage, the luggage can slowly land while the safety is protected, and the psychological pressure caused by long-time locking at a high place is solved.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the elevating driving part according to the present invention;

FIG. 3 is a schematic view of the structure of the carrying section of the present invention;

FIG. 4 is a schematic cross-sectional view of the load carrying section of the present invention;

FIG. 5 is a schematic view of the fastener of the present invention;

FIG. 6 is a cross-sectional structural schematic view of the anti-falling part of the invention;

fig. 7 is a partial structural schematic diagram of the anti-falling part of the invention.

In the figure: 1. a base; 2. a fixing member; 3. a lifting drive part; 4. a bearing part; 5. a fall preventing part; 6. a motor; 7. a chute; 8. a support; 9. a chain; 10. a sprocket; 11. a chain shaft; 12. a slide plate; 13. a fixing plate; 14. a shaft sleeve; 15. a door; 16. a guard bar; 17. a connecting shaft; 18. a guide shaft; 19. a slide bar; 20. a telescoping member; 21. a screw rod; 22. a trapezoidal limiting member; 23. an elastic hemming sheet; 24. a torsion spring; 25. a drum; 26. a pawl; 27. a turntable; 28. a spring; 29. a pawl slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

an adjustable lifting construction platform for house building engineering, as shown in fig. 1-7, comprises a base 1 fixed on the ground through a fixing member 2, wherein a lifting driving part 3 is arranged at the top of the base 1, and bearing parts 4 are arranged on two sides of the lifting driving part 3, which are positioned on a central axis; the lifting driving part 3 comprises two groups of brackets 8 fixed at the top of the base 1 and two groups of transmission parts respectively arranged in the brackets 8, the transmission parts comprise chain wheels 10 positioned at the top and the bottom of the brackets 8 and chains 9 meshed with the outer sides of the chain wheels 10, and the two groups of bearing parts 4 are respectively fixed at two sides of the chains 9; this device is through setting up driving medium and two sets of supporting parts 4, and when sprocket 10 rotated drive chain 9 and rotated, 9 both sides of chain had upper and lower motion respectively to the realization drives two sets of supporting parts 4 and rises and falls respectively, thereby has improved the availability factor, and when carrying out material transport, it can carry out the promotion of material and the decline of material container simultaneously and carry.

In order to solve the power problem; as shown in fig. 2, the chain wheels 10 at the same height are rotatably connected to the inner walls of the brackets 8 through the same chain shaft 11, the motor 6 is fixed on the outer wall of one of the brackets 8 through a bolt, and the output shaft of the motor 6 is connected to the outer wall of one of the chain shafts 11 through a coupling; when the motor 6 is started, it can drive the sprocket 10 to rotate.

In order to solve the bearing problem; as shown in fig. 3, the carrying part 4 includes a fixed plate 13 and a sliding plate 12 slidably connected to the outer side of the fixed plate 13 through a sliding rod 19, and the outer wall of the top of the sliding plate 12 is welded with uniform guard bars 16; the sliding plate 12 can be used for carrying people or goods, the guard bar 16 can be used for protection, and the outer wall of the guard bar 16 is rotatably connected with the door 15 through the shaft sleeve 14; the door 15 can realize the opening and closing of the protection space; the fixed plate 13 is connected to the outer wall of the chain 9 through a connecting shaft 17, the outer wall of the fixed plate 13 is rotatably connected with a guide shaft 18, and the guide shaft 18 is in sliding fit with the sliding chute 7 arranged in the bracket 8; the guide shaft 18 is matched with the sliding chute 7 to limit and guide the fixing plate 13.

In order to solve the horizontal expansion problem; as shown in fig. 4, the inner wall of the fixing plate 13 is fixed with a telescopic member 20 through a bolt, in this embodiment, the specific type of the telescopic member 20 is not limited, and may be any one of a pneumatic, hydraulic and electric telescopic rod, preferably: the telescopic part 20 is a hydraulic telescopic rod, and the telescopic end of the telescopic part is fixed on the outer wall of the sliding plate 12 through a bolt; when the extensible member 20 is flexible, it can drive fixed plate 13 relative fixed plate 13 in step and slide to the horizontal span that realizes bearing extends, has further increased the use convenience of device.

In order to solve the stability problem; as shown in fig. 5, the fixing member 2 includes an elastic crimping piece 23 welded to the bottom of the base 1 and a screw rod 21 connected to the inner wall of the base 1 through a thread, the elastic crimping piece 23 is located outside the screw rod 21, and a trapezoidal limiting member 22 is welded to the bottom of the screw rod 21; during the installation, can tentatively punch ground, fill in downthehole back with elasticity crimping piece 23, twist and move lead screw 21, trapezoidal locating part 22 shifts up for elasticity crimping piece 23 expands to the outside, thereby tightly blocks the downthehole wall, thereby has increased the stability and the safety in utilization of device.

In this embodiment, during the installation, can tentatively punch ground, fill in downthehole back with elasticity crimping piece 23, twist and move lead screw 21, trapezoidal locating part 22 shifts up, make elasticity crimping piece 23 expand to the outside, thereby tightly block downthehole wall, people and goods can arrange in on slide plate 12, when motor 6 starts, it can drive sprocket 10 and rotate, when sprocket 10 rotates drive chain 9 and rotates, 9 both sides of chain have upper and lower motion respectively, thereby realize driving two sets of slide plate 12 and rise respectively and fall.

Example 2:

an adjustable lifting construction platform for building construction engineering, as shown in fig. 2, 6 and 7, for solving the anti-falling problem; the present embodiment is modified from embodiment 1 as follows: the chain axle 11 outside is provided with anti-falling portion 5, anti-falling portion 5 connects in the rotary drum 25 of support 8 outer wall with rotating including welding in the carousel 27 that links epaxial 11, the inner wall sliding connection of carousel 27 has the multiunit to be the pawl 26 that circular array distributes, and pawl 26 and the welding of carousel 27 inner wall have spring 28, and the pawl groove 29 that matches with pawl 26 is seted up to the inner wall of rotary drum 25, just the relative one side welding of rotary drum 25 and support 8 has torsional spring 24.

In this embodiment, when the device appears the power interruption that abnormal conditions such as sudden power failure led to, the load can descend rapidly this moment to make chain axle 11 rotational speed rise, pawl 26 receives centrifugal force to insert in the pawl groove 29 to the outside, linkage rotary drum 25, rotary drum 25 cushions the absorption through torsional action of torsional spring 24 to the kinetic energy of load, thereby the security of device has been improved, and this device is through absorbing the buffering, rather than the mode of locking, when so can make the carrier, when protecting the security, it can slowly land, the psychological pressure that the long-time eminence that is in of locking formula led to the fact has been solved.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The lifting construction platform comprises a base (1) fixedly arranged on the ground, and is characterized in that a lifting driving part (3) is fixedly arranged at the upper end of the base (1), a bearing part (4) is arranged on the lifting driving part (3), the lifting driving part (3) is used for driving the bearing part (4) to move up and down, and the bearing part (4) is used for carrying people and goods during building construction;

the lifting driving part (3) comprises two sets of symmetrical supports (8) arranged at the upper end of the base (1) and driving parts arranged on the supports (8), the driving parts comprise two sets of chain wheels (10), the two sets of chain wheels (10) are respectively installed on the upper portion and the lower portion of the supports (8) in a rotating mode, the chain wheels (10) are connected through a chain (9) in a transmission mode, and the bearing part (4) is installed on the chain (9).

2. An adjustable lifting construction platform for house building engineering according to claim 1, characterized in that the chain wheels (10) at the same height are rotatably connected to the inner walls of the brackets (8) through the same chain shaft (11), the outer wall of one of the brackets (8) is fixedly provided with the motor (6), and the output shaft of the motor (6) is connected with one of the chain shafts (11) through a coupling.

3. The adjustable lifting construction platform for house building engineering according to claim 1, characterized in that the bearing part (4) comprises a fixed plate (13), a sliding plate (12) is slidably connected to the fixed plate (13) through a sliding rod (19), and a guard bar (16) is arranged at the top side position of the sliding plate (12).

4. The adjustable lifting construction platform for house building engineering according to claim 3, characterized in that the fixing plate (13) is connected to the outer wall of the chain (9) through a connecting shaft (17), the outer wall of the fixing plate (13) is rotatably connected with a guide shaft (18), and the bracket (8) is provided with a sliding groove (7) matched with the guide shaft (18).

5. An adjustable lifting construction platform for building construction engineering according to claim 4, characterized in that the inner wall of the fixed plate (13) is fixedly provided with a telescopic member (20), and the output end of the telescopic member (20) is fixedly connected to the sliding plate (12).

6. The adjustable lifting construction platform for house building engineering according to claim 1, characterized in that the base (1) is provided with a fixing member (2), the fixing member (2) comprises an elastic crimping piece (23) fixedly installed at the bottom of the base (1) and a screw rod (21) connected to the inner wall of the base (1) through a thread, and the elastic crimping piece (23) is located at the outer side of the screw rod (21).

7. The adjustable lifting construction platform for house building engineering as claimed in claim 6, wherein a trapezoidal limiting member (22) is fixedly installed at the bottom of the screw rod (21).

8. The adjustable lifting construction platform for house building engineering as claimed in claim 2, characterized in that the chain shaft (11) is provided with a falling prevention part (5) at the outer side, and the falling prevention part (5) comprises a rotary disc (27) fixedly mounted on the outer wall of the chain shaft (11) and a rotary drum (25) rotatably connected to the outer wall of the bracket (8).

9. The adjustable lifting construction platform for house building engineering according to claim 8, characterized in that the inner wall of the turntable (27) is slidably connected with a plurality of sets of pawls (26) distributed in a circular array, springs (28) are fixedly installed on the pawls (26) and the inner wall of the turntable (27), and pawl grooves (29) matched with the pawls (26) are formed in the inner wall of the rotary drum (25).

10. An adjustable roof construction work lifting platform according to claim 9, characterised in that a torsion spring (24) is fixedly mounted on the opposite side of the drum (25) to the support (8).