CN217323154U

CN217323154U - Pedestrian passageway for climbing lower structure of frame to tower crane

Info

Publication number: CN217323154U
Application number: CN202221212986.5U
Authority: CN
Inventors: 刘长勇
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-30
Anticipated expiration: 2032-05-20

Abstract

A pedestrian passageway for a lower structure of a climbing frame to reach a tower crane comprises a main platform, a secondary platform which is telescopic relative to the main platform, and guard railings which are arranged on two sides of the main platform and the secondary platform; the main platform comprises two first main beams which are parallel to each other and provided with sliding grooves on the inner sides, a plurality of first secondary beams which are perpendicular to the two first main beams, and a first panel; the secondary platform comprises a second main beam, a plurality of second secondary beams and a second panel, wherein the two second main beams are embedded into the two first main beams and move along the first main beams; the rail guard includes main platform railing stand and the main platform rail of being connected with main platform, the inferior platform stand and the inferior platform rail of being connected with inferior platform, and the inferior platform rail is connected with telescopic dismantling of main platform rail, and the rail guard bottom is fixed with the baseboard. The combined type parts are selected, can be detached and recycled, are produced integrally, are convenient to build and reduce cost.

Description

Pedestrian passageway for climbing lower structure of frame to tower crane

Technical Field

The utility model relates to a construction technical field, especially a pedestrian passageway that is used for climbing frame substructure to lead to tower crane.

Background

At present, the climbing frame for high-rise building construction is common as an outer frame, the climbing frame is attached to a building structure, the building can be protected externally during construction, and the climbing frame can climb or descend along with the building structure by depending on self lifting equipment. The tower crane is an important vertical hoisting and transporting machine essential for building construction, and is used for transporting construction raw materials such as reinforcing steel bars, concrete, steel pipes and the like for construction. Tower crane driver and relevant personnel need get into the tower crane control chamber through the cat ladder in the tower crane standard festival, along with the building floor constantly risees, if it is longer to climb to driver's cabin demand time from ground, influence work efficiency and easy tired cause the potential safety hazard of falling, and high altitude construction also has a lot of risks simultaneously. At present, the constructed floor is needed to be used, and after the floor is lifted to a certain height from the inside of the floor, the floor is lifted to a cab through a channel erected between a floor structure and a tower crane. The tower crane passageway that adopts at present need weld stand and welding horizon bar on the passageway platform, need cut off stand and the horizon bar on the passageway platform when the turnover. In the process of erection, time and labor are wasted, and the danger coefficient is extremely high due to high-altitude operation. Therefore, a pedestrian passageway which can be used for the lower structure of the climbing frame to be communicated with the tower crane is needed to be designed so as to solve the problem that the passageway of the traditional tower crane is inconvenient to erect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pedestrian passageway for climbing a substructure leads to the tower crane, solves current tower crane passageway installation, has enough to meet the need inconvenient problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pedestrian passageway for a lower structure of a climbing frame to a tower crane comprises a main platform, a secondary platform which can stretch relative to the main platform, and guard rails which are arranged on two sides of the main platform and the secondary platform; the main platform comprises two first main beams which are parallel to each other and provided with sliding grooves on the inner sides, a plurality of first secondary beams which are vertically arranged between the two first main beams, and first panels which are positioned on the upper surfaces of the first main beams and the first secondary beams; the secondary platform comprises a second main beam, a plurality of second secondary beams and a second panel, wherein the two second main beams are embedded into the two first main beams and can move along the first main beams, the plurality of second secondary beams are vertically arranged between the two second main beams, the second panel is arranged on the upper surfaces of the second main beams and the second secondary beams, and the extending end of the second main beam is connected with a U-shaped bolt used for being connected with a tower crane cross beam; the guardrail comprises a main platform guardrail stand column and a main platform cross bar which are connected with the main platform, and a secondary platform stand column and a secondary platform cross bar which are connected with the secondary platform, wherein the secondary platform cross bar is connected with the main platform cross bar in a telescopic and detachable mode, and a skirting board is fixed at the bottom of the guardrail.

Preferably, the secondary platform rail is uniformly provided with a plurality of connecting holes and a connecting piece which penetrates through the connecting holes and is fixed with the main platform rail.

Preferably, in the above technical solution, a fixing hole is provided on a side surface of the first main beam, and the second main beam is provided with a fixing member corresponding to the fixing hole.

As the optimization of the technical scheme, the first panel can extend out of the secondary platform end and is also connected with a connecting table board.

Preferably, according to the technical scheme, base plates are further arranged between the first main beam and the first secondary beam and between the first panel, and the base plates are connected with the first secondary beam in a welded mode.

Preferably, the main platform is provided with at least one hanging ring on both sides.

Preferably, the main platform and the secondary platform are provided with column feet, each column foot comprises a steel pipe, holes are formed in the surfaces of the steel pipes, and fastening pieces are arranged in the holes.

Compared with the prior art the utility model has the following characteristics and beneficial effect:

the utility model overcomes current traditional tower crane passageway sets up inconvenient problem, has improved and has built efficiency. The pedestrian passageway which is used for the lower structure of the climbing frame to lead to the tower crane comprises a main platform, a secondary platform which can stretch relative to the main platform, and guard railings which are arranged on two sides of the main platform and the secondary platform; the main platform comprises two first main beams which are parallel to each other and provided with sliding grooves on the inner sides, a plurality of first secondary beams which are vertically arranged between the two first main beams, and first panels which are positioned on the upper surfaces of the first main beams and the first secondary beams; the secondary platform comprises a second main beam, a plurality of second secondary beams and a second panel, wherein the two second main beams are embedded into the two first main beams and can move along the first main beams, the plurality of second secondary beams are vertically arranged between the two second main beams, the second panel is arranged on the upper surfaces of the second main beams and the second secondary beams, and the extending end of the second main beam is connected with a U-shaped bolt used for being connected with a tower crane cross beam; the rail guard include with main platform railing stand and the main platform horizontal bar that main platform connects, with inferior platform stand and the horizontal bar of inferior platform that inferior platform is connected, inferior platform horizontal bar with the telescopic connection of dismantling of main platform horizontal bar, the rail guard bottom is fixed with the baseboard to solve traditional tower crane passageway and set up inconvenient problem. The utility model discloses but wide application in building construction field has overcome among the prior art tower crane passageway and has built inconvenient problem, and tower crane pedestrian passageway with adjustable it is flexible has improved the adaptability of tower crane passageway, and convenient quick the construction. The tower crane driver passageway that can be used to climb a building under this background comes to one's life, combines main platform, inferior platform, rail guard triplex and forms a whole, develops into combination formula integration production from scattered operation construction, can recycle for a long time, satisfies the low carbon environmental protection requirement that the country called for.

Drawings

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

Fig. 1 is a pedestrian passageway structure schematic diagram of the utility model used for climbing the lower part structure of the frame to the tower crane.

Fig. 2 is a schematic diagram of the structure inside the pedestrian passageway of the lower structure of the climbing frame leading to the tower crane.

Fig. 3 is a cross-sectional structure diagram of pedestrian passageway for climbing the lower structure of the frame to the tower crane.

Fig. 4 is a pedestrian passageway in service behavior sketch map for climbing the frame substructure and leading to the tower crane.

Reference numerals: 1-main platform, 11-first main beam, 12-first secondary beam, 13-first panel, 14-connection table surface, 15-flying ring, 16-backing plate, 2-secondary platform, 21-second main beam, 22-second secondary beam, 23-second panel, 211-fixing piece, 212-fixing hole, 3-protective fence, 31-main platform railing column, 32-main platform rail, 33-secondary platform column, 34-secondary platform rail, 341-connecting hole, 343-connecting piece, 35-skirting board, 36-column base, 361-fastening piece, 4-U-shaped bolt, 5-tower crane, 6-climbing frame and 7-tower crane pedestrian passageway.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. Referring to the accompanying drawings 1 to 4, the embodiment of the pedestrian passageway for the lower structure of the climbing frame to the tower crane comprises a main platform 1, a secondary platform 2 which can stretch relative to the main platform 1, and guard rails 3 which are arranged on two sides of the main platform 1 and the secondary platform 2; the main platform 1 comprises two first main beams 11 which are parallel to each other and provided with sliding grooves on the inner sides, channel steel is preferably used for the first main beams 11, and natural forming does not need to be performed in an excessive manner. A plurality of first secondary beams 12 vertically arranged between the two first main beams 11, and a first panel 13 positioned on the upper surfaces of the first main beams 11 and the first secondary beams 12; the secondary platform 2 comprises a second main beam 21 embedded into the two first main beams 11 and capable of moving along the first main beams 11, a plurality of second secondary beams 22 vertically arranged between the two second main beams 21, and a second panel 23 arranged on the upper surfaces of the second main beams 21 and the second secondary beams 22, wherein the extending end of the second main beam is connected with a U-shaped bolt used for being connected with a tower crane cross beam; the guard rail 3 comprises a main platform rail upright 31 and a main platform rail 32 which are connected with the main platform 1, a secondary platform upright 33 and a secondary platform rail 34 which are connected with the secondary platform 2, the secondary platform rail 34 is connected with the main platform rail 32 in a telescopic and detachable mode, and a skirting board 35 is fixed at the bottom of the guard rail 3.

The tower crane pedestrian passageway is through setting up main platform 1, the inferior platform 2 that can stretch out and draw back relatively and corresponding rail guard 3 that can dismantle the connection and can adjust length, and each part all can separately process, makes up when putting up, can realize repeated multiple utilization, convenient operation. The construction process comprises the steps of manufacturing the main platform 1 → manufacturing the secondary platform 2 → manufacturing the guard rail 3 → assembling and installing → checking and accepting → putting into use. The three parts are assembled and installed after being processed, the secondary platform 2 is sleeved into the main platform 1, the post base 36 is welded on the main platform 1 after the secondary platform 2 and the main platform 1 are fixed, and then the railing post is inserted into the post base 36. After calculating the required length of the secondary platform according to the length of the tower crane from a building or the inclined angle between the channel and the tower crane platform beam, the secondary platform 2 is drawn out, and the stand column feet 36 are fixed on the platform. The secondary platform rail 34 is then secured to the primary platform rail 32 and finally the skirting board 35 is secured.

Preferably, the secondary platform rail 34 is uniformly provided with a plurality of connecting holes 341, and a connecting member 343 fixed to the primary platform rail 32 through the connecting holes 341. The connecting member 343 can be fastened by a U-shaped bolt and a nut, or can be clamped by other clamping members, as shown in the drawings.

Preferably, the first main beam 11 has a fixing hole 212 on a side surface thereof, and the second main beam 21 has a fixing member 211 corresponding to the fixing hole. When the length that second girder 21 stretches out first girder 11 accords with the tower crane distance, fix second girder 21, mounting 211 can be at the fixation hole 212 fixation nut, then carries out etc. through the screw in bolt and realizes the chucking of second girder 21 and first girder 11. Of course, the first main beam 11 and the second main beam 21 may be clamped by a fastener or the like.

Preferably, the first panel 13 may further be connected with a connection table 14 at the end extending out of the sub-platform. Connecting mesa 14 can have certain slope, can with first panel 13 and second panel 23 between form the slope, avoid appearing the ladder, make things convenient for personnel, goods etc. to pass through.

Preferably, in the above technical solution, a backing plate 16 is further disposed between the first main beam 11, the first secondary beam 12 and the first panel 13, and the backing plate 16 is welded to the first secondary beam 12.

Preferably, at least one hanging ring 15 is arranged on each of two sides of the main platform 1. The lifting ring 15 is used for lifting and mounting a pedestrian passageway of the tower crane.

Preferably, the main platform 1 and the sub-platform 2 are provided with column feet 36, the column feet 36 comprise steel pipes, holes are formed in the surfaces of the steel pipes, and fasteners 361 are arranged in the holes. The fastener 361 may be a bolt and nut combination for fastening a railing post inserted into the post foot 36.

Preferably, according to the construction length, two channel steels 12 to 18a # with the length of 3 meters to 5 meters are taken as a first main beam 11, the grooves are oppositely arranged, then the first main beam 12 is welded with the first main beam 11, then a backing plate 16 with the length of 40 multiplied by 80 multiplied by 7 is welded at the central line part of the first main beam 12, then a first panel 13 is welded at the top parts of the first main beam 11 and the backing plate 16, hanging rings 15 are welded at two sides of the outer part of the first main beam 11, and finally a connecting table 14 is welded on the first panel 13.

the utility model overcomes current traditional tower crane passageway sets up inconvenient problem, has improved and has built efficiency. The pedestrian passageway 7 which is used for the lower structure of the climbing frame to lead to the tower crane is arranged and comprises a main platform 1, a secondary platform 2 which can stretch relative to the main platform 1 and guard rails 3 which are arranged on two sides of the main platform 1 and the secondary platform 2; the main platform 1 comprises two first main beams 11 which are parallel to each other and provided with sliding grooves on the inner sides, channel steel is preferably used for the first main beams 11, and natural forming does not need to be performed in an excessive manner. A plurality of first secondary beams 12 vertically arranged between the two first main beams 11, and a first panel 13 positioned on the upper surfaces of the first main beams 11 and the first secondary beams 12; the secondary platform 2 comprises a second main beam 21 embedded into the two first main beams 11 and capable of moving along the first main beams 11, a plurality of second secondary beams 22 vertically arranged between the two second main beams 21, and a second panel 23 arranged on the upper surfaces of the second main beams 21 and the second secondary beams 22, wherein the extending end of the second main beam is connected with a U-shaped bolt used for being connected with a tower crane cross beam; the guard rail 3 comprises a main platform rail upright 31 and a main platform rail 32 which are connected with the main platform 1, a secondary platform upright 33 and a secondary platform rail 34 which are connected with the secondary platform 2, the secondary platform rail 34 is connected with the main platform rail 32 in a telescopic and detachable mode, and a skirting board 35 is fixed at the bottom of the guard rail 3. The pedestrian passageway which can be installed and is used for climbing the lower structure of the frame to lead to the tower crane is needed to be designed so as to solve the problem that the passageway of the traditional tower crane is inconvenient to erect. The utility model discloses but wide application in construction field has overcome among the prior art tower crane passageway and has built inconvenient problem, and tower crane pedestrian's passageway with adjustable it is flexible has improved the adaptability of tower crane passageway, convenient quick the construction.

The tower crane pedestrian passageway 7 has one end fixed to the tower crane 5 and the other end placed on the lower structure of the climbing frame, and adopts a combined main platform, a secondary platform and a guard rail. The U-shaped bolt that inferior platform second girder tip set up is connected with the tower crane crossbeam and has been solved the crossing unable fixed difficult problem in tower crane pedestrian passageway and tower crane 5 crossbeam slant, avoids traditional tower crane passageway to adopt square fixed cross beam to have the hidden danger of turning on one's side and the crossing unable fixed problem with square pipe of slant. Meanwhile, the pre-embedded handrail upright post base is connected with the handrail upright post, the problem that welding is cut off in the later period of the handrail is solved, and the work efficiency is improved through integral installation. This tower crane pedestrian passageway wholly adopts rigid material welding equipment, engineering time is short, and the integration production becomes more simple and convenient, firm, but and recycle, avoids the problem that original secondary platform stand foot need be cut off and need be welded again after traditional passageway turnover, has reduced overall cost. A large amount of construction and installation operation in high altitude is not needed, and the noise is reduced.

The channel needs to be coated with paint on the whole body, so that the channel is prevented from being rusted and the attractiveness is improved.

The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, which are intended to illustrate, but not limit the scope of the present invention, and all applications derived from the simple changes of the present invention fall within the scope of the present invention.

This written description uses examples to illustrate the invention, including the best mode, and also to enable any person skilled in the art to make and use the invention. The scope of the invention is to be accorded the full scope of the claims and any detailed description and other embodiments within the specification. These other examples should also fall within the scope of the claims, as long as they contain the technical features described in the same written language as the claims, or as long as they contain the technical features described in a similar literal language with no essential difference from the claims.

All patents, patent applications, and other references cited herein are incorporated by reference in their entirety. However, if a term in the present application conflicts with a term in the incorporated reference, the term from the present application takes precedence.

It should be noted that the terms "first", "second" and the like do not denote any order, quality or importance, but rather are used to distinguish one technical feature from another. The modifier "about" used in connection with a quantity is inclusive of the stated value and the meaning dictated by the context (e.g., it includes the error associated with measurement of the particular quantity).

Claims

1. The utility model provides a pedestrian passageway that is used for climbing frame substructure to lead to tower crane which characterized in that: the device comprises a main platform, a secondary platform which can stretch relative to the main platform, and guard rails which are arranged on two sides of the main platform and the secondary platform; the main platform comprises two first main beams which are parallel to each other and provided with sliding grooves on the inner sides, a plurality of first secondary beams which are vertically arranged between the two first main beams, and first panels which are positioned on the upper surfaces of the first main beams and the first secondary beams; the secondary platform comprises a second main beam, a plurality of second secondary beams and a second panel, wherein the two second main beams are embedded into the two first main beams and can move along the first main beams, the plurality of second secondary beams are vertically arranged between the two second main beams, the second panel is arranged on the upper surfaces of the second main beams and the second secondary beams, and the extending end of the second main beam is connected with a U-shaped bolt used for being connected with a tower crane cross beam; the guardrail comprises a main platform guardrail stand column and a main platform cross bar which are connected with the main platform, and a secondary platform stand column and a secondary platform cross bar which are connected with the secondary platform, wherein the secondary platform cross bar is connected with the main platform cross bar in a telescopic and detachable mode, and a skirting board is fixed at the bottom of the guardrail.

2. The walkway for climbing a tower substructure as claimed in claim 1 to a tower crane, wherein: and a plurality of connecting holes and connecting pieces which penetrate through the connecting holes and are fixed with the main platform rail are uniformly formed in the secondary platform rail.

3. The walkway for climbing an undercarriage substructure to a tower crane of claim 1, wherein: the side surface of the first main beam is provided with a fixing hole, and the second main beam is provided with a fixing piece matched with the fixing hole.

4. The walkway for climbing an undercarriage substructure to a tower crane of claim 1, wherein: the first panel can stretch out the secondary platform end and is further connected with a connecting table board.

5. The walkway for climbing a tower substructure as claimed in claim 1 to a tower crane, wherein: the first main beam, the first secondary beam and the middle of the first panel are also provided with backing plates, and the backing plates are connected with the first secondary beam in a welded mode.

6. The walkway for climbing a tower substructure as claimed in claim 1 to a tower crane, wherein: at least one hanging ring is arranged on each of two sides of the main platform.

7. The walkway for climbing a tower substructure as claimed in claim 1 to a tower crane, wherein: the main platform reaches the secondary platform is provided with the stand foot, the stand foot includes the steel pipe, the steel pipe surface sets up porosely, downthehole fastener that is provided with.