CN211548700U

CN211548700U - Prestressed construction platform for inner factory building

Info

Publication number: CN211548700U
Application number: CN201922359922.2U
Authority: CN
Inventors: 邱志鹏; 邱明达; 冯起之; 蒋晓敏
Original assignee: Jiangyin Luda Machinery Manufacturing Co ltd
Current assignee: Jiangyin Luda Machinery Manufacturing Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-22
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a prestressed construction platform of an inner factory building, which comprises two guide rails which are arranged at intervals and are arranged along the vertical face of a buttress of the inner factory building, and a construction operation platform which moves up and down along the guide rails is arranged on the guide rails through a lifting driving device; and the guide rail is also provided with a lifter device which slides along the guide rail and is mutually independent with the construction operation platform. The lifting driving device is connected with the construction operation platform through a guide wheel mounting plate, and the platform is adjusted to be horizontal through two sets of first telescopic oil cylinders; the elevator device levels the telescopic boom through two sets of second telescopic oil cylinders, so that the construction operation platform and the elevator device can conveniently climb along the arc surface at the top of the buttress column of the inner plant, the overturning is effectively prevented, the power is reliable, and the stability is high.

Description

Prestressed construction platform for inner factory building

Technical Field

The utility model belongs to the technical field of construction platform technique and specifically relates to an interior factory building prestressing force construction platform.

Background

The most adoption hoist setting of current construction mounting platform utilizes wire rope to carry and draws and realize going up and down, its simple structure, but the bearing capacity is limited, only is applicable to and carries out elevating movement along vertical maintenance face, and to the construction operation of factory building in the nuclear power, the platform is at the in-process of climbing, meets the arc bending surface at interior factory building top, then can't keep balance, consequently current lift construction platform can't satisfy the arc construction demand of climbing operation.

SUMMERY OF THE UTILITY MODEL

The applicant provides an inner factory building prestressed construction platform with a reasonable structure aiming at the defects in the prior art, so that the inner factory building prestressed construction platform can move up and down along an arc-shaped surface, and has the advantages of strong power, good balance performance and strong working stability.

The utility model discloses the technical scheme who adopts as follows:

the prestress construction platform of the inner factory building comprises two guide rails which are arranged at intervals and are installed along the vertical face of a buttress of the inner factory building, wherein the top of the vertical face of the buttress of the inner factory building is in an outward convex arc shape, and a construction operation platform which moves up and down along the guide rails is installed on the guide rails through a lifting driving device; the guide rail is also provided with a lifting machine device which slides along the guide rail and is mutually independent with the construction operation platform; the guide rail is made of I-shaped steel, a transmission rack is arranged on the surface of the guide rail, and the I-shaped steel is fixedly connected with an embedded part inside the buttress through a pressing plate.

As a further improvement of the above technical solution:

the lifting driving device comprises two groups of climbing assemblies, the two groups of climbing assemblies are connected into a whole through a connecting frame, a pair of guide wheel mounting plates are respectively mounted at two ends of each group of climbing assemblies, the two pairs of guide wheel mounting plates are symmetrically mounted, and the tops of the guide wheel mounting plates are hinged to the bottom of the construction operation platform.

The structure of each group of climbing assemblies is as follows: the device comprises two pairs of rail climbers which respectively move along two guide rails synchronously, wherein each pair of rail climbers comprises two guide wheels which are respectively positioned at two sides of the guide rails; each pair of rail climbers are respectively connected with the same speed reducing motor in a synchronous transmission mode through a transmission shaft, gears are mounted at the end portions of the transmission shafts and meshed with the racks, and the two guide wheels are driven by a bearing device to move along guide grooves on two sides of the guide rail I-shaped steel.

Every guide wheel mounting panel is including lieing in two of guide rail both sides respectively, and every guide wheel mounting panel is connected with two pairs of creepers that lie in same one side simultaneously, and the top of guide wheel mounting panel is equipped with the hinge hole articulated with construction operation platform.

The guide wheel mounting plates at two ends are respectively provided with a first telescopic oil cylinder, and the head of a piston rod of the first telescopic oil cylinder is hinged with the bottom of the construction operating platform.

The lifting machine device comprises four groups of climbing assemblies, wherein every two groups of climbing assemblies form a group, and the two groups of climbing assemblies are connected into a whole through a bearing frame; two second telescopic oil cylinders are arranged on a transmission shaft shell of the bottommost group of climbing assemblies at intervals, and the heads of piston rods of the two second telescopic oil cylinders are hinged with the bearing frame.

Two ends of the bearing frame are respectively provided with a telescopic boom through an upper slewing bearing, and the end parts of the two telescopic booms are respectively provided with a hydraulic ram through a lower slewing bearing and a rotary boom.

And falling protectors are also arranged on the guide rails below the lifting driving device and the elevator device.

The construction operation platform and the lifting driving device matched with the construction operation platform are at least two groups at intervals along the guide rail, the lifting device is positioned above the construction operation platform on the uppermost part, the cross section of the construction operation platform is of a fan-shaped structure, and the fan-shaped structure is matched with the arc-shaped wall surface of an inner factory building.

And two side faces of the construction operation platform, which correspond to the two side faces of the buttress, are respectively provided with a protective door, and the protective doors are opened or closed through a third telescopic oil cylinder.

The utility model has the advantages as follows:

the utility model discloses compact structure, reasonable, convenient operation in being applicable to the interior factory building of nuclear power, along interior factory building buttress lift operation, effectively prevent to topple, power is reliable, and stability is high.

The lifting driving device of the utility model is connected with the construction operation platform through the guide wheel mounting plate, and adjusts the angle of the construction platform by taking two sets of first telescopic oil cylinders as leveling mechanisms; the elevator device levels the telescopic boom by taking two sets of second telescopic oil cylinders as leveling mechanisms, so that the construction operation platform and the elevator device can conveniently climb along the cambered surface at the top of the buttress column of the inner workshop, and the stability of the platform structure and the safety of operation are greatly improved. The utility model discloses a hoist device and construction operation platform independent setting can follow the guide rail according to the actual demand and set up many sets, convenient operation, and is efficient.

Drawings

Fig. 1 is a schematic structural diagram of an implementation state of the present invention.

Fig. 2 is a schematic structural view of the hoist device, the construction operation platform and the lift driving device of the present invention.

Fig. 3 is a schematic structural diagram of another view angle in an implementation state of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is the top view partial schematic diagram of the state of the construction operation platform and the lifting driving device installed on the guide rail of the present invention.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Fig. 7 is a schematic top view of a part of a hoist device according to the present invention in a state of being mounted on a guide rail.

Wherein: 1. a rail climbing device; 2. a drive shaft; 3. a connecting frame; 4. a reduction motor; 5. a guide wheel mounting plate; 6. a first telescopic cylinder; 7. constructing an operation platform; 8. a load-bearing frame; 9. a second telescopic cylinder; 10. an upper slewing bearing; 11. a lower slewing bearing; 12. a hydraulic jack; 13. a guide rail; 14. a hoist device; 15. a safety catch; 16. a lift drive; 17. a telescopic suspension arm; 18. embedding parts; 19. buttress columns; 20. a rack; 21. a gear; 22. a protective door; 23. steel strand wires; 24. and a third telescopic oil cylinder.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1, 5 and 6, the prestressed construction platform for an inner plant of the present embodiment includes two guide rails 13 installed at intervals along the vertical surface of an inner plant buttress 19, the top of the vertical surface of the inner plant buttress 19 is in an outward convex arc shape, and a construction operation platform 7 that moves up and down along the guide rails 13 is installed on the guide rails 13 through a lifting driving device 16; the guide rail 13 is also provided with a lifting machine device 14 which slides along the guide rail and is mutually independent with the construction operation platform 7; the guide rail 13 is made of I-steel, a transmission rack 20 is arranged on the surface of the guide rail, and the I-steel is fixedly connected with an embedded part 18 in a buttress column 19 through a pressing plate.

As shown in fig. 2-7, the lifting driving device 16 includes two climbing assemblies, the two climbing assemblies are connected into a whole through a connecting frame 3, two guide wheel mounting plates 5 are respectively mounted at two ends of the two climbing assemblies, the two guide wheel mounting plates 5 are symmetrically mounted, and the tops of the guide wheel mounting plates 5 are hinged to the bottom of the construction operation platform 7.

As shown in fig. 2 and 6, each group of climbing assemblies has the following structure: the device comprises two pairs of rail climbers 1 which respectively move along two guide rails 13 synchronously, wherein each pair of rail climbers 1 comprises two guide wheels which are respectively positioned at two sides of the guide rails 13; each pair of rail climbers 1 is respectively connected with the same speed reducing motor 4 through a transmission shaft 2 in a synchronous transmission way, a gear 21 is arranged at the end part of the transmission shaft 2 and is meshed with a rack 20, and two guide wheels are driven by a bearing device to move along guide grooves at two sides of the I-shaped steel of the guide rail 13.

Each pair of guide wheel mounting plates 5 comprises two guide wheels which are respectively positioned at two sides of the guide rail 13, each guide wheel mounting plate 5 is simultaneously connected with two pairs of rail climbers 1 positioned at the same side, and the top of each guide wheel mounting plate 5 is provided with a hinge hole hinged with the construction operating platform 7.

The guide wheel mounting plates 5 at the two ends are respectively provided with a first telescopic oil cylinder 6, and the head of a piston rod of the first telescopic oil cylinder is hinged with the bottom of a construction operating platform 7.

The elevator device 14 comprises four groups of climbing assemblies, each two groups of climbing assemblies form a group, and the two groups of climbing assemblies are connected into a whole through a bearing frame 8; two second telescopic oil cylinders 9 are arranged on the shell of the transmission shaft 2 of the bottommost group of climbing assemblies at intervals, and the heads of piston rods of the two second telescopic oil cylinders 9 are hinged with the bearing frame 8.

Two ends of the bearing frame 8 are respectively provided with a telescopic boom 17 through an upper slewing bearing 10, and the ends of the two telescopic booms 17 are respectively provided with a hydraulic ram 12 through a lower slewing bearing 11 and a rotary boom.

The falling protector 15 is also mounted on the guide rail 13 below the lifting drive device 16 and the lifter device 14.

The construction operation platform 7 and the lifting driving devices 16 matched with the construction operation platform are arranged at least two groups at intervals along the guide rail 13, the lifting devices 14 are positioned above the uppermost construction operation platform 7, the cross section of the construction operation platform 7 is of a fan-shaped structure, and the fan-shaped structure is matched with the arc-shaped wall surface of the inner factory building.

As shown in fig. 6, two side faces of the construction operation platform 7 corresponding to two side faces of the buttress 19 are respectively provided with a protective door 22, and the protective doors 22 are opened or closed through a third telescopic cylinder 24. As shown in fig. 5, because the steel strands 23 are arranged on the two side surfaces of the buttress column 19, the steel strands 23 need to be avoided in the process of passing through the construction operation platform 7, and therefore the protective door 22 is opened when the platform passes through the steel strands 23 by being driven by the third telescopic cylinder 24, and the protective door 22 is closed after the platform passes through the steel strands 23.

The utility model discloses in the implementation process, construction operation platform 7 adopts the preparation of high-quality carbon steel, encloses all around and has protection metal baffle, contains in construction operation platform 7: an electric cabinet, a lower limit anti-collision device, an alarm device and the like, a steel strand protection door, an expansion piece, a hydraulic system and the like (not shown in detail in the figure).

The bottom of the construction operation platform 7 is connected with a guide wheel mounting plate 5 on a lifting driving device 16, and balance is controlled through two first telescopic oil cylinders 6.

Preferably, as shown in fig. 2, the lifting drive 16 is constituted by two sets of climbing assemblies integrally connected by the connecting frame 8, comprising: the track climbing device comprises two speed reducing motors 4, four transmission shafts 2, four pairs of track climbing devices 1, two sets of first telescopic oil cylinders 6 and a matched hydraulic system.

The rail climbing device 1 is assembled by a guide wheel, a guide wheel mounting plate 5, a corresponding bearing, a corresponding gear and the like. Each guide wheel is provided with a self-lubricating bearing, and can smoothly and stably run up and down along the guide rail 13, and the guide rail 13 of the embodiment adopts an I-shaped steel structure; the gear motor 4 is provided with an independent electromagnetic braking system, and the brake can be automatically braked or released when power is off; the transmission shaft 2 is made of high-strength structural steel, the speed reduction motor 4 is connected with the rail climbing device 1 through the transmission shaft 2 to drive the rail climbing, and the construction operating platform 7 is driven to lift by the up-and-down movement of the rail climbing device 1; the construction operation platform 7 adjusts the working posture of the construction platform through the extension and retraction of the first telescopic oil cylinder 6, so that the construction operation platform is kept horizontal in the working state.

The falling protector 15 is composed of an overspeed detection device, a hydraulic rail locking device, a buffer mechanism and the like (not shown in detail in the figure), when the overspeed is detected to reach a rated set value, the hydraulic rail locking device and the buffer mechanism act, the construction operation platform 7 is locked through a rack on the guide rail 13, and the sliding movement is stopped. The buffer mechanism absorbs the descending kinetic energy of the platform, and the heavy impact phenomenon does not occur during braking.

Preferably, the lifting device 14 also adopts the same structure as the climbing component adopted by the lifting driving device 16, and includes four speed reducing motors 4 (main power), eight transmission shafts 2, eight pairs of rail climbers 1, two sets of second telescopic cylinders 9, two sets of telescopic booms 17 (driven by telescopic motors respectively, not shown in detail in the figure), a hydraulic station 12, two sets of upper slewing bearings, two sets of upper slewing motors (driving the upper slewing bearings 10), two sets of rotary booms (connected between the lower slewing bearings 11 and the hydraulic jacks 12), two sets of lower slewing bearings 11, two sets of lower slewing motors (driving the lower slewing bearings 10), one set of bearing connecting frames 8, two sets of hydraulic jacks 12 and the like. The telescopic boom 17 is a left and a right independent suspension tension jack (hydraulic jack) device, a motor is arranged on the telescopic boom to drive the horizontal extension of the boom, and a slewing bearing and a speed reduction motor on the boom are arranged to realize the horizontal rotation of the telescopic boom. The lower slewing bearing 11 below the telescopic boom 17 is used for adjusting the relative angle of the tension jack. Thereby satisfying the tension jack can be aligned to the steel wire rope group arranged on the buttress column 19 of the inner factory building at will. The two second telescopic oil cylinders 9 level the telescopic suspension arm 17 through the bearing frame 8, and the horizontal posture control of the lifter device 14 is realized. So that the climbing can be avoided along the arc shape of the top of the inner factory building.

Preferably, the utility model discloses follow guide rail 13 by lower supreme, set up two sets of construction operation platform 7 and rather than complex lift drive 16 to and one set of hoisting machine device 14, satisfy the actual work demand.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. The utility model provides an interior factory building prestressing force construction platform which characterized in that: the device comprises two guide rails (13) which are arranged at intervals along the vertical face of an inner plant buttress (19), wherein the top of the vertical face of the inner plant buttress (19) is in a convex arc shape, and a construction operation platform (7) which moves up and down along the guide rails (13) is arranged on the guide rails (13) through a lifting driving device (16); the guide rail (13) is also provided with a lifting device (14) which slides along the guide rail and is independent from the construction operation platform (7); the guide rail (13) is made of I-steel, a transmission rack (20) is arranged on the surface of the I-steel, and the I-steel is fixedly connected with an embedded part (18) inside the buttress column (19) through a pressing plate.

2. The inner plant prestress construction platform of claim 1, wherein: the lifting driving device (16) comprises two groups of climbing assemblies, the two groups of climbing assemblies are connected into a whole through a connecting frame (3), a pair of guide wheel mounting plates (5) are respectively mounted at two ends of the two groups of climbing assemblies, the two pairs of guide wheel mounting plates (5) are symmetrically mounted, and the tops of the guide wheel mounting plates (5) are hinged to the bottom of the construction operation platform (7).

3. The inner plant prestress construction platform of claim 2, wherein: the structure of each group of climbing assemblies is as follows: the rail climbing device comprises two pairs of rail climbing devices (1) which respectively move synchronously along two guide rails (13), wherein each pair of rail climbing devices (1) comprises two guide wheels which are respectively positioned at two sides of the guide rails (13); each pair of rail climbers (1) is respectively connected with the same speed reducing motor (4) through a transmission shaft (2) in a synchronous transmission way, a gear (21) is arranged at the end part of the transmission shaft (2) and is meshed with the rack (20), and the two guide wheels are driven by a bearing device to move along guide grooves at two sides of I-shaped steel of the guide rail (13).

4. The inner plant prestress construction platform of claim 3, wherein: every guide wheel mounting panel (5) is including two that are located guide rail (13) both sides respectively, and every guide wheel mounting panel (5) is connected with two pairs of rail climbing ware (1) that are located same one side simultaneously, and the top of guide wheel mounting panel (5) is equipped with the hinge hole articulated with construction operation platform (7).

5. The inner plant prestress construction platform of claim 4, wherein: the guide wheel mounting plates (5) at the two ends are respectively provided with a first telescopic oil cylinder (6), and the head of a piston rod of the first telescopic oil cylinder is hinged with the bottom of the construction operating platform (7).

6. The inner plant prestress construction platform of claim 4, wherein: the lifting machine device (14) comprises four groups of climbing assemblies, wherein every two groups of climbing assemblies form a group, and the two groups of climbing assemblies are connected into a whole through a bearing frame (8); two second telescopic oil cylinders (9) are arranged on a shell of a transmission shaft (2) of the bottommost group of climbing assemblies at intervals, and the heads of piston rods of the two second telescopic oil cylinders (9) are hinged with the bearing frame (8).

7. The inner plant prestress construction platform of claim 6, wherein: two ends of the bearing frame (8) are respectively provided with a telescopic boom (17) through an upper slewing bearing (10), and the ends of the two telescopic booms (17) are respectively provided with a hydraulic ram (12) through a lower slewing bearing (11) and a rotary boom.

8. The inner plant prestress construction platform of claim 1, wherein: the falling protector (15) is also arranged on the guide rail (13) below the lifting driving device (16) and the lifter device (14).

9. The inner plant prestress construction platform of claim 1, wherein: construction operation platform (7) and rather than supporting lift drive (16) are equipped with at least two sets ofly along guide rail (13) interval, elevator device (14) are located the top of the construction operation platform (7) of upper portion, and the cross section of construction operation platform (7) becomes fan-shaped structure, the arc wall phase-match of fan-shaped structure and interior factory building.

10. The inner plant prestress construction platform of claim 1, wherein: two side faces, corresponding to the two side faces of the construction operating platform (7) and the two side faces of the buttress (19), are respectively provided with a protective door (22), and the protective doors (22) are opened or closed through third telescopic oil cylinders (24).