CN201857246U

CN201857246U - Arc frame for torch platform jacking mechanism

Info

Publication number: CN201857246U
Application number: CN2010205992509U
Authority: CN
Inventors: 倪湘凝
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-03
Filing date: 2010-11-03
Publication date: 2011-06-08
Anticipated expiration: 2020-11-03

Abstract

An arc frame for a torch platform jacking mechanism comprises a body. A first lug seat matching with a hinging component is arranged at one end of the body; a wheel shaft is mounted at the bottom of the other end of the body; bearing wheels are respectively arranged at two ends of the wheel shaft; two conical guide disks are fixedly connected in the middle of the wheel shaft; and the two disks are arranged symmetrically along the center of the wheel shaft. A boss for holding a torch basin is lifted by an arched top consisting of a plurality of arc frames provided with wheel shafts, and a draw hook on a traction truck matches with the middles of the wheel shafts for traction, the structure is simplified, and force bearing is even. When the draw hook on the traction truck approaches to the wheel shafts, the conical disks on the wheel shafts benefit central alignment with the draw hook and can limit transverse freedom on ground, the arc frames are drawn to move to set positions along guide rails to form the arched top, and the arc frame for a torch platform jacking mechanism is simple in structure and fine in stability.

Description

Torch platform lifting body arc frame

(1) technical field

The equipment that uses in celebration ceremony when the utility model relates to a kind of megaevent opening particularly relates to the arc frame that a kind of torch platform lifting body that is used for lighting ceremony is used.

(2) background technology

In the 7th Olympic Games of Antwerp, BEL after the Olympic Games were born 24 years, occurred Olympic Games Cauldron first and lighted ceremony.As time goes on the progress of science and technology, flame-lighting ceremony is also deduced forward along with era development, becomes the spotlight in the megaevent opening ceremony.And as the equipment of carrying torch platform, no matter its form, structure, function and impression though once represented different elegances and level in previous session sport, can not satisfy the requirement of new magnificent sports meet opening ceremony.Therefore, keep blazing new trails in a pioneering spirit, employ new technology, new construction, make it to meet the only way that requirements of the times are the development of torch platform carrier.

The Guangzhou Asian Games are that the second itternational gonosome of holding in China is educated race, as one of nucleus equipment of current Asian Games opening ceremony, in opening ceremony highly visible, the torch platform jacking process that represents east glamour and world sport spirit, will be by the utility model--torch platform automatic lifting mechanism finishes with auxiliary enforcement of arc frame.

(3) summary of the invention

The purpose of this utility model provides a kind of torch platform automatic lifting mechanism arc frame that uses in the megaevent opening ceremony, the technical solution adopted in the utility model is for this reason:

A kind of torch platform lifting body arc frame, include body, described body one end is provided with the first ear seat that cooperates with hinge assembly, the bottom of the described body other end is equipped with wheel shaft, the wheel shaft two ends are respectively equipped with BOGEY WHEEL, described wheel shaft stage casing also is connected with the disk of two taper guiding, and described two disks are along wheel shaft center symmetric arrangement.

The described first ear seat is two, is arranged symmetrically in the both sides of body one end.

The beneficial effects of the utility model are: the boss of 1, lifting the torch basin rises by the arch jacking, and the arch top is made of several arc frames, and arc frame is provided with wheel shaft, drag hook on the tractor truck and the collocation traction of the stage casing of wheel shaft, both simplified the structure, and made it stressed evenly again; 2, when the drag hook of tractor truck during near wheel shaft, conical disk on the wheel shaft helps the contraposition placed in the middle with drag hook, and can retrain arc frame at ground-surface horizontal degree of freedom, the tractive arc frame moves until form arch top, simple in structure, good stability to desired location along guide rail; 3, arc frame adopts the structure of original decomposition because of the framework entity is huge with boss, and decomposition texture is convenient to storage, transportation, and arc frame can lessly take up room at non-working condition, saves the area; When 4, arc frame need use, at first be transported to the place, be connected one by articulated mounting with boss again, simple, convenient; 5, slowly rise the torch basin by traction on arch top, gentle and cultivated in the implicit infinite strength of east giant, gigantic in highly visible, fully represent broad atmosphere, the scene of magnificent grandness.

(4) description of drawings

Fig. 1 is a torch platform automatic lifting mechanism initial condition scheme drawing;

Fig. 2 is that torch platform automatic lifting mechanism connects the arc frame structural representation;

Fig. 3 is the critical conditions structural representation that torch platform automatic lifting mechanism traction arc frame launches;

Fig. 4 is the overall schematic behind the torch platform automatic lifting mechanism deploying;

Fig. 5 is a torch platform automatic lifting mechanism melt pit inner structure scheme drawing;

Fig. 6 is the big barrel structure scheme drawing of torch platform automatic lifting mechanism retracting cylinder;

Fig. 7 is the tube-in-tube structure scheme drawing of torch platform automatic lifting mechanism retracting cylinder;

Fig. 8 is the little barrel structure scheme drawing of torch platform automatic lifting mechanism retracting cylinder;

Fig. 9 is the utility model arc frame structural representation;

Figure 10 is a tractor truck and the lateral plan that cooperates of arc frame.

(5) specific embodiment

With reference to accompanying drawing 1-10, a kind of torch platform automatic lifting mechanism comprises the boss 2, retracting cylinder and the arch top that are connected with torch basin 1, and described arch top is made up of arc frame 3 symmetries, one end of described arc frame removably is hingedly mounted on boss side surfaces, and the other end is connected on the tractor truck 4; The big tube 51 that described retracting cylinder is successively decreased by the aperture, middle tube 52 and little tube 53 are formed, and the retracting cylinder of initial condition all is arranged in melt pit, and boss is shelved on the little tube;

Described arc frame includes body, described body one end is provided with the first ear seat 301 that cooperates with hinge assembly, the bottom of the described body other end is equipped with wheel shaft 601, the wheel shaft two ends are respectively equipped with BOGEY WHEEL 78, described wheel shaft stage casing also is connected with the disk 602 of two taper guiding, and described two disks are along wheel shaft center symmetric arrangement.The described first ear seat is two, is arranged symmetrically in the both sides of body one end.

Also include and order about tractor truck and move car draw gear that arc frame is upwards arched upward, order about the flexible tube draw gear of retracting cylinder;

Described big tube is fixedly mounted in the melt pit, middle jacket casing is contained in the big tube, little jacket casing is contained in the middle tube, described tube draw gear includes main winch 54, the head pulley group, main hauling rope 55, be connected with described main winch and main horizontal reverse wheel 56 in the described melt pit, the big tube outer surface of the horizontal reverse wheel of adjacent master is provided with first reverse wheel 57, big tube is provided with second reverse wheel 58 that runs through big barrel near the top, middle tube bottom is provided with the 3rd reverse wheel 59, middle tube inwall is provided with the 4th reverse wheel 60 near the middle part, the tube inwall is extended with annulus platform 61 in described, the 4th reverse wheel is installed on the described annulus platform, described little tube bottom be provided with the 5th reverse wheel 62 and with the 6th reverse wheel 63 of the 5th reverse wheel symmetry, little tube top is provided with the support platform 64 that connects boss, described support platform is positioned at annulus platform top, outer wall cooperates with middle tube inwall, also be provided with the 7th reverse wheel 65 in described on the tube with the 4th reverse wheel symmetric arrangement, the 8th reverse wheel 66 with the 3rd reverse wheel symmetric arrangement, also be provided with the 9th reverse wheel 67 on the described big tube with the second reverse wheel symmetric arrangement, main winch is provided with the affixed point of main hauling rope initiating terminal, the below of adjacent the 9th reverse wheel of big tube is provided with the terminal affixed point 68 of main hauling rope, described head pulley group is made of to the 9th reverse wheel successively main horizontal reverse wheel and first reverse wheel, after described main hauling rope initiating terminal is fixed in main winch and twines a few, walk around main horizontal reverse wheel successively, first reverse wheel to the, nine reverse wheels of head pulley group, the terminal affixed point of last and main hauling rope is affixed; Described little tube also is provided with the limiting stopper 69 that the annulus platform with middle tube offsets near the lateral wall of bottom;

Described melt pit is cylindrical structure, and main horizontal reverse wheel is two in the melt pit, and the affixed point of main hauling rope initiating terminal is two on the described main winch, with main horizontal reverse wheel coupling;

Described car draw gear includes secondary winch 70, the auxiliary pulley group, secondary hauling rope 71 and described tractor truck 4, described melt pit sidewall is provided with the terminal affixed point 72 of secondary hauling rope, turning, adjacent ground is provided with second pulley 73, tractor truck is provided with the 3rd pulley 74, adjacent second pulley of ground corner is provided with steel cable and turns to and protect groove 75, the melt pit bottom of the terminal affixed point of corresponding secondary hauling rope is provided with first pulley 76, described melt pit sole arrangement has described secondary winch 70 and secondary horizontal reverse wheel 77, described auxiliary pulley group is by horizontal reverse wheel, first pulley is formed to the 3rd pulley successively, secondary winch is provided with the affixed point of secondary hauling rope initiating terminal, after described secondary hauling rope initiating terminal is fixed in secondary winch and twines a few, walk around horizontal reverse wheel, walk around first pulley of auxiliary pulley group more successively, second pulley, the 3rd pulley turns to until steel cable and protects groove, and the terminal affixed point of last and secondary hauling rope is affixed; Described tractor truck is vertically being walked in the cooresponding underground track with arc frame, and described track line is a perpendicular quadrature.

Described ground is furnished with described arc frame respectively around four sides at cylinder melt pit center, and secondary horizontal reverse wheel is four in the melt pit, and the affixed point of secondary hauling rope initiating terminal is four on the described secondary winch, with the horizontal reverse wheel coupling of pair;

Initial condition, retracting cylinder and boss are arranged in melt pit; During assembling, the end position that little tube rises to and middle tube offsets, boss was positioned at ground-surface height and just assembled with arc frame this moment; After assembling arc frame, little tube continues to raise with middle tube, is increased to critical angle when arc frame is pulled, and the symmetry that the car draw gear produces is tractive force entad, the gravity that overcomes arc frame and torch basin risings that make it to arch upward, the height of through setting.Between big tube in the described retracting cylinder and the middle tube, be provided with guide wheel 5 between middle tube and little.The support platform of described little tube is provided with the locating cone 6 of restriction boss.

Initial condition, retracting cylinder are built in the melt pit; When the torch basin need rise, at first, the work of tube draw gear, when little tube rises to certain altitude, stop and remaining on this height, arc frame is moved to the scene, radially be distributed on respectively melt pit around, the height design value that little tube rises (this paper sets at this moment little tube limiting stopper and just offsets with middle tube annulus platform) just satisfies arc frame one end and can be connected to boss side surfaces easily, the other end of arc frame then is connected with tractor truck, when arc frame and boss side surfaces install appropriate after, the tube draw gear works on, one end of arc frame is risen with middle tube and little tube, reach setting value (retracting cylinder is critical height) until arc frame and ground angle, this moment, the car draw gear was started working, and its symmetry entad tractive force produces enough upwards component to arc frame, easily overcome the gravity of arc frame and torch basin, realize the jacking of torch basin.If (arc frame is installed the back just directly by the tractor truck tractive, then not only need very large tractive force must promote the rigidity and the intensity of arc frame significantly, cause materials to increase and structure clumsy), the tractor truck that connects arc frame moves towards the melt pit center, arc frame and tractor truck adopt following connection mode: the arc frame body is provided with the BOGEY WHEEL 78 of symmetric arrangement, stage casing between cooresponding two the taper rolling fins of wheel shaft of connection BOGEY WHEEL and 402 collocation of the drag hook on the tractor truck, ordering about arc frame 3 progressively arches upward when mobile until to the end of travel that designs, at this moment, the complete jacking of arc frame, four arc frames are around the boss roof construction that overarches, keep very steady situation, this moment the main winch reverse operation, retracting cylinder retracts in the melt pit, at last, the torch basin is lighted under switch control; When sport finishes, when the arch top needs to descend, secondary winch reverse operation, the slow low-keyed secondary hauling rope that loosens, the horizontal component of force that arc frame produces because of deadweight make its bottom move to the direction away from the melt pit center along the tractor truck track, the height that little tube rises when original and boss installation, retracting cylinder rising this moment contacts with little tube end face until the boss bottom surface, keep this height, can unload arc frame, move away from the scene.At last, retracting cylinder is returned in the melt pit.

Claims

1. torch platform lifting body arc frame, it is characterized in that: include body, described body one end is provided with the first ear seat that cooperates with hinge assembly, the bottom of the described body other end is equipped with wheel shaft, the wheel shaft two ends are respectively equipped with BOGEY WHEEL, described wheel shaft stage casing also is connected with the disk of two taper guiding, and described two disks are along wheel shaft center symmetric arrangement.

2. torch platform lifting body arc frame as claimed in claim 1 is characterized in that: the described first ear seat is two, is arranged symmetrically in the both sides of body one end.