CN201533997U - Wire traversing crab capable of preventing pulley and wire from abrasion - Google Patents
Wire traversing crab capable of preventing pulley and wire from abrasion Download PDFInfo
- Publication number
- CN201533997U CN201533997U CN2009201094829U CN200920109482U CN201533997U CN 201533997 U CN201533997 U CN 201533997U CN 2009201094829 U CN2009201094829 U CN 2009201094829U CN 200920109482 U CN200920109482 U CN 200920109482U CN 201533997 U CN201533997 U CN 201533997U
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- pulley
- lifting
- vehicle frame
- swing
- prestige
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Abstract
The utility model provides a wire traversing crab. The crab comprises a frame (2), wheels, two pairs of lifting pulleys (4a and 4b) and two oscillating pulleys (8a and 8b), wherein the wheels are mounted on the frame and can travel along a bearing steel cable; the two pairs of lifting pulleys (4a and 4b) are respectively arranged at two ends of the frame and used for a lifting drive wire cable (9) of a bearing lifting appliance (10) to be mounted; the two oscillating pulleys (8a and 8b) are mounted at the lower part of the frame, can oscillate relatively to the frame, are positioned between and respectively abutted against the two pairs of lifting pulleys (4a and 4b), and perform the steering function on the lifting drive wire cable (9); and the lifting drive wire cable (9) extends downwards after bypassing the lifting pulleys (4a and 4b) and the oscillating pulleys (8a and 8b). When the wire traversing crab is used for lifting objects slantwise, the lifting drive wire cable drives the oscillating pulleys to oscillate to one side slantwise, so that the inclined angle of the crab is reduced, the deflection angle between the drive wire cable and the pulleys is also reduced, and the abrasion of the pulleys and the wire cable is decreased.
Description
Technical field
The utility model relates to a kind of device that special effects is used that produces when being used to perform, and install the stunt prestige Asia (wire) of using when particularly a kind of movies-making and theatrical performances.
Background technology
Use the inferior devices of stunt prestige at home in the movies-making industry in a large number, raising along with people's educational level, requirement to theatrical performances is more and more higher, require performance novel more, the performance means are abundanter, the inferior technology of stunt prestige that is used for the movies-making field begins to appear at the theatrical performances field, and obtains fast development.
In present domestic movies-making and the theatrical performances industry, it is more common in the collaborative situation that exists when hanging stage property dolly to tilt to hang load that main cable is provided with the inferior device of the above prestige of two covers, the inclination sling load can make the running trolley run-off the straight, cause existing than mitre between the wheel of running trolley and the bearer cable and between pulley and the driving steel wire rope, cause dolly wheel, pulley and steel rope abrasion serious.Usually after movies-making and common theatrical performances, it is all discarded that all drive steel wire ropes, and the pulley of serious wear is discarded, and with the safety of guaranteeing that equipment uses, often more change steel rope and pulley then cause equipment operating cost very high.
Particularly, in the performance of megaevent for example in the Beijing Olympic Games Paralympic Games Opening and Closing Ceremonies, aerial prestige subsystem is the pith of theatrical performances, usually adopt the loading capacity of the inferior device of prestige big, and need frequently to rehearse before the formal performance and pre-performance, sometimes even reach up to a hundredly time, so equipment uses frequent.In addition, because equipment is Automatic Control, change the pulley and the steel wire rope of the inferior device of prestige, will cause the change of the former point data of the inferior device of prestige, directly have influence on the locator data in the source program, cause and use the program of the inferior device of this prestige to adjust, directly the influence rehearsal is synthetic, therefore, must manage to reduce the wearing and tearing of the wearing and tearing of steel wire rope and pulley to avoid changing pulley and steel wire rope.
Summary of the invention
The purpose of this utility model is to provide a kind of prestige Asian Games row dolly that can avoid pulley, steel rope abrasion at above problem, even make the frequent use of this prestige Asian Games row dolly also needn't change pulley and steel wire rope.
For realizing the purpose of this utility model, a kind of prestige Asian Games row dolly is provided, comprising: vehicle frame; Wheel is placed on the vehicle frame and along bearer cable and walks; Lifting pulley, be fixed on the vehicle frame, settle the lifting driving steel wire rope that is used to carry suspender on it, also comprise: the swing pulley, it is placed on the vehicle frame and relative vehicle frame is swung, and lifting drives extends downwards after steel wire rope is walked around lifting pulley, swing pulley successively.
Vertical vehicle frame about vehicle frame has, horizontal frame and left and right sides lifting pulley frame up and down.
The swing pulley is placed on the vehicle frame by pendulous device, and pendulous device comprises: swing pulley installing rack, and the swing pulley is rotatably fixed thereon; Swinging axle is fixed into one with described swing pulley installing rack; The swing axle bed is fixed into one with vehicle frame, and swinging axle inserts in the swing axle bed and can rotate around it, and swings so that drive the relative vehicle frame of swing pulley.
Pendulous device is two, is placed in the vehicle frame bottom, is positioned at the lifting pulley inboard, and described lifting wire rope (9) middle part is by pulley (10a, 10b, 10c) suspention suspender (10), and the swing pulley (8a, 8b) of two pendulous devices is walked around at two ends respectively.
Advantage applies of the present utility model is in the following areas:
The angle pulley that the lifting of the utility model prestige Asian Games row dolly drives steel wire rope is the swing pulley, when prestige industry device tilts to hang thing, lifting drives steel wire rope and drives angle pulley to the side oscillation of tilting, thereby reduce the angle of inclination of dolly, reduced the drift angle between lifting driving steel wire rope and the pulley, reduce the wearing and tearing of pulley and steel wire rope, avoid changing pulley and steel wire rope because of wearing and tearing.Simultaneously, the angle of inclination of running trolley has reduced, and the steel wire rope that passes running trolley also correspondingly reduces with the drift angle of corresponding pulley, reduces the wearing and tearing of pulley and steel wire rope.
Description of drawings:
Fig. 1 is the front view of the utility model running trolley device;
Fig. 2 is the cutaway view along A-A line among Fig. 1;
Fig. 3 a, 3b, 3c are the utility model running trolley lifting suspender process schematic diagrames;
Description of reference numerals: 1, running trolley; 2, vehicle frame; 2a, the vertical vehicle frame in a left side; 2b, right vertical vehicle frame; 3a, last horizontal frame; 3b, following horizontal frame; 4a, left lifting pulley; The right lifting pulley of 4b; 5a, left side swing axle bed; 5b, right swing axle bed; 6a, left swinging axle; 6b, right swinging axle; 7a, left side swing pulley installing rack; 7b, right swing pulley installing rack; 8a, left side swing pulley; 8b, right swing pulley; 9, lifting drives steel wire rope; 10, suspender; 10a, first angle pulley; 10b second angle pulley; 11a, left wheel; 11b, right wheel; 12, bearer cable.
The specific embodiment
As shown in Figure 1, the vehicle frame of running trolley 1 by about vertical vehicle frame 2a, 2b, horizontal frame 3a, 3b and lifting pulley are configured to up and down, left and right wheels 11a, 11b by the trough of belt at vertical vehicle frame 2a, 2b top about being arranged on, running trolley 1 is placed on the bearer cable 12, and running trolley 1 is along bearer cable 12 walkings.
As shown in Figure 1, vertical vehicle frame 2a, the outside oblique part of stretching out in 2b lower end are the lifting pulley frame about running trolley 1, the left lifting pulley 4a and the right lifting pulley 4b that settle lifting to drive steel wire rope 9 are installed on it, lifting drives steel wire rope 9 successively by being placed in the first angle pulley 10a, the second angle pulley 10b and the 3rd angle pulley 10c on the suspender 10, so that hang suspender 10, when the two ends that drive steel wire rope 9 by the coiling lifting are vertically shortened it, can promote suspender 10 (as shown in Figure 3), suspender 10 rises gradually; On the contrary, when loosening lifting driving steel wire rope 9 by arbitrary end, decline suspender 10 is realized the lifting of suspender 10 thus.
Refer again to shown in Figure 1, in order to reduce the wearing and tearing of steel wire rope, the inside of left and right sides lifting pulley 4a, 4b also is provided with swing pulley 8a, the 8b that steel wire rope is turned to vertical direction by horizontal direction, swing pulley 8a, 8b are placed in respectively on the device that swings, can swing with respect to vehicle frame 2 by pendulous device swing pulley 8a and 8b, shown in Fig. 2 and 3, in suspender 10 uphill process, steel wire rope 9 increases gradually with the angle of vertical direction, and swing pulley 8a, 8b on the running trolley 1 in drive suspender left side swing to the right; In like manner, for the dolly on suspender 10 right sides, then the swing pulley on it is swung left.
As shown in Figure 1, on the right side swing pulley installing rack 7b that swing pulley 8a, the 8b of running trolley 1 is placed in the left side swing pulley installing rack 7a with left swinging axle 6a respectively and has right swinging axle 6b, left side swinging axle 6a is bearing in the left side swing axle bed 5a, right swinging axle 6b is bearing in the right swing axle bed 5b, and swing axle bed 5a, 5b are separately fixed at horizontal frame 3b bottom near the position of holding about it.Swing the axis of a 6a, 6b, swing axle bed 5a, 5b and steel wire rope center line by left and right sides lifting pulley 4a, 4b point-blank, center line and the top described straight line of swinging pulley 8a, the last steel wire rope of 8b simultaneously are tangent, when guaranteeing to swing the pulley swing, the center line that the lifting of suspention drives steel wire rope 9 does not have the drift angle with swing pulley center line.
As shown in Figure 3, when the lifting driving steel wire rope 9 on the running trolley 1 has tilted sling 10, walk around swing pulley 8a, the lifting of 8b drives steel wire rope 9, drive swing pulley 8a, 8b swings aside, see Fig. 1 and 2, be swinging axle 6a, 6b is respectively at the axle bed 5a that swings, rotate in the 5b, drive is installed in the pulley installing rack 7a that swings, the pulley 8a that swings on the 7b, 8b swing (see figure 1), thereby reduce to reduce the angle of inclination of running trolley 1, reduced to drive the drift angle between steel wire rope and the pulley, reduce the wearing and tearing of pulley and steel wire rope, avoid to change it because of pulley and steel rope abrasion.
Claims (5)
1. prestige Asian Games row dolly comprises:
Vehicle frame (2);
Wheel (11a, 11b) is placed on the vehicle frame and along bearer cable (12) and walks;
Lifting pulley (4a, 4b) is fixed on the vehicle frame (2), settles the lifting driving steel wire rope (9) that is used to carry suspender (10) on it, it is characterized in that also comprising:
Swing pulley (8a, 8b), it is placed in, and vehicle frame (2) is gone up and relative vehicle frame is swung, and lifting drives extends downwards after steel wire rope (9) is walked around lifting pulley (4a, 4b), swing pulley (8a, 8b) successively.
2. prestige Asian Games row dolly as claimed in claim 1 is characterized in that:
Vertical vehicle frame (2a, 2b) about described vehicle frame (2) has, horizontal frame (3a, 3b) and left and right sides lifting pulley frame up and down.
3. prestige Asian Games row dolly as claimed in claim 1 or 2 is characterized in that:
Described swing pulley is placed on the vehicle frame by pendulous device (5a, 5b, 6a, 6b).
4. the prestige Asian Games row dolly shown in claim 3 is characterized in that described pendulous device comprises:
Swing pulley installing rack (7a, 7b), (8a, 8b) is rotatably fixed thereon for described swing pulley;
Swinging axle (6a, 6b) is fixed into one with described swing pulley installing rack (7a, 7b);
Swing axle bed (5a, 5b) is fixed into one with described vehicle frame, and described swinging axle is installed in the swing axle bed and can rotates around it, and carries out described swing so that drive the described relatively vehicle frame of described swing pulley.
5. the prestige Asian Games row dolly shown in claim 3, it is characterized in that described pendulous device is two, be placed in the vehicle frame bottom, be positioned at the lifting pulley inboard, described lifting wire rope (9) middle part is by pulley (10a, 10b, 10c) suspention suspender (10), and the swing pulley (8a, 8b) of two pendulous devices is walked around at two ends respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201094829U CN201533997U (en) | 2009-06-24 | 2009-06-24 | Wire traversing crab capable of preventing pulley and wire from abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201094829U CN201533997U (en) | 2009-06-24 | 2009-06-24 | Wire traversing crab capable of preventing pulley and wire from abrasion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201533997U true CN201533997U (en) | 2010-07-28 |
Family
ID=42533783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201094829U Expired - Fee Related CN201533997U (en) | 2009-06-24 | 2009-06-24 | Wire traversing crab capable of preventing pulley and wire from abrasion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201533997U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772666A (en) * | 2015-04-14 | 2015-07-15 | 中国长江三峡集团公司 | Large-area concrete vertical surface polishing device for high-rise building |
| CN104998425A (en) * | 2015-02-04 | 2015-10-28 | 万达文化旅游规划研究院有限公司 | Aerobatic flight device |
| CN107320980A (en) * | 2017-08-10 | 2017-11-07 | 甘肃工大舞台技术工程有限公司 | Eight axle traction tri-dimensional multi-pose aircraft and control method |
| CN107875655A (en) * | 2017-11-28 | 2018-04-06 | 华强方特（芜湖）文化科技有限公司 | A kind of aerial annular wire system |
| CN107934817A (en) * | 2017-11-25 | 2018-04-20 | 华强方特（芜湖）文化科技有限公司 | A kind of tractor cable guard |
| CN110947189A (en) * | 2019-12-25 | 2020-04-03 | 胡世富 | Weiya stop device for preventing actor from swinging |
-
2009
- 2009-06-24 CN CN2009201094829U patent/CN201533997U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998425A (en) * | 2015-02-04 | 2015-10-28 | 万达文化旅游规划研究院有限公司 | Aerobatic flight device |
| CN104772666A (en) * | 2015-04-14 | 2015-07-15 | 中国长江三峡集团公司 | Large-area concrete vertical surface polishing device for high-rise building |
| CN104772666B (en) * | 2015-04-14 | 2017-04-19 | 中国长江三峡集团公司 | Large-area concrete vertical surface polishing device for high-rise building |
| CN107320980A (en) * | 2017-08-10 | 2017-11-07 | 甘肃工大舞台技术工程有限公司 | Eight axle traction tri-dimensional multi-pose aircraft and control method |
| CN107320980B (en) * | 2017-08-10 | 2023-11-14 | 甘肃工大舞台技术工程有限公司 | Eight-axis traction three-dimensional multi-attitude aircraft and control method |
| CN107934817A (en) * | 2017-11-25 | 2018-04-20 | 华强方特（芜湖）文化科技有限公司 | A kind of tractor cable guard |
| CN107934817B (en) * | 2017-11-25 | 2023-06-23 | 华强方特（芜湖）文化科技有限公司 | Steel wire rope protection device for tractor |
| CN107875655A (en) * | 2017-11-28 | 2018-04-06 | 华强方特（芜湖）文化科技有限公司 | A kind of aerial annular wire system |
| CN110947189A (en) * | 2019-12-25 | 2020-04-03 | 胡世富 | Weiya stop device for preventing actor from swinging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20120624 |