CN219546655U - High altitude construction car turning arm structure - Google Patents

Abstract

The utility model relates to the technical field of overhead working trucks and discloses a crank arm structure of an overhead working truck, which comprises a main arm, wherein a first groove and an embedded groove are formed in the upper side of the main arm, the embedded groove is formed above the first groove, an electric telescopic rod is fixedly arranged in the first groove, and an installation seat is fixedly arranged at the movable end of the electric telescopic rod. This aerial working car turning arm structure, the turning arm structure of setting, can install one or two work respectively and fight and work, also can be lighter demolishs to the rocking arm and the bucket stand of cooperation work fight erection joint for aerial working car's flexibility greatly increased can carry out one or two work fight work's mode, and two work fights of assembly work can realize multiplex kind operation, and one work fight during operation of assembly reduces the component member of aerial working car, makes the aerial working car can be more quick avoid the barrier.

Description

High altitude construction car turning arm structure

Technical Field

The utility model relates to the technical field of overhead working trucks, in particular to a crank arm structure of an overhead working truck.

Background

With the development and progress of society and technology, in order to facilitate convenient and safe work above some high-altitude buildings, people invented high-altitude operation vehicles. The main arm of the overhead working truck is various in types, mainly comprises three types of folding type, straight extending type and mixed type, and on the basis of the main arm, a small folding arm or a small rotating arm, also called a turning arm, is additionally arranged, so that the overhead obstacle can be conveniently bypassed in sequence, and a designated working area is reached to facilitate work.

In the prior art, the application number is CN202020640097.3, a Chinese patent document describes an overhead working truck rotating arm, two working hoppers can be placed in the structure, the rotating arm function with a certain rotating radius is achieved, synchronous rotation of the two working hoppers can be achieved only by one set of power device, overhead working truck multiple working modes can be achieved, meanwhile, the capability of flexible operation of the existing wire pole and the like is achieved, the left rotating arm frame or the right rotating arm frame only bears the load of the respective working hoppers, meanwhile, the structural style of the cross section is changed, structural stress is reasonable, the bearing capacity is larger under the condition of using materials of the same structure, and the defects are that two connecting structures comprising the left rotating arm frame and the right rotating arm frame in the crank arm structure are fixedly connected to a main arm and cannot be removed, so that when only a single working hopper is needed to work, the flexibility of the overhead working truck can be reduced, and the operation difficulty of bypassing the obstacle is increased.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a crank arm structure of an overhead working truck to solve the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an aerial working vehicle turning arm structure, includes the master arm, recess one and embedded groove are seted up to the upside of master arm, the embedded groove sets up the top at recess one, fixed mounting has electric telescopic handle in the recess one, electric telescopic handle's activity fixed mounting has the mount pad, the bottom of mount pad inserts the embedded inslot, the upside of mount pad is provided with the chassis, the upside of chassis is provided with the roof-plate, fixedly connected with gear post between the middle part of chassis and roof-plate, the outside of gear post is provided with the meshing dish.

Preferably, a second groove is formed in the upper side of the mounting seat, a motor is fixedly mounted in the second groove, and an output shaft of the motor is fixedly mounted at the bottom of the chassis.

Preferably, the upper side of mount pad fixed mounting has annular support column, the ring channel has been seted up to the bottom of chassis, the upper end of annular support column inserts and sets up in the ring channel.

Preferably, the upper side of annular support column fixed mounting has the spacing ring, the spacing groove with ring channel intercommunication has been seted up to the inside of chassis, the spacing ring slides and sets up in the spacing inslot.

Preferably, the meshing disk is arranged between the bottom disk and the top disk, a through hole is formed in the middle of the meshing disk, a meshing groove is formed in the inner side wall of the meshing disk, and the rack on the outer side of the gear column is clamped in the meshing groove.

Preferably, two rotating arms are arranged at the left and right ends of the outer side of the meshing disc, an inserting block is fixedly arranged at one side, close to each other, of each rotating arm, corresponding slots are formed in the left and right sides of the meshing disc, and the two inserting blocks are respectively inserted into the corresponding slots.

Preferably, threaded holes which are communicated with each other are formed between each inserting block and the meshing disc, fixing bolts are connected in the threaded holes in a threaded mode, and fixing nuts are connected in the outer side of the bottom ends of the fixing bolts in a threaded mode.

Preferably, the upper ends of the two rotating arms are fixedly provided with bucket stand columns through connecting bolts, and the bucket stand columns are used for being fixedly connected with an external working bucket.

Compared with the prior art, the utility model has the beneficial effects that:

this aerial working car turning arm structure sets up the electric telescopic link, mount pad, the motor, the chassis, the gear post, the footwall, the meshing dish, the rocking arm, fight the stand, annular support column, the spacing ring, the turning arm structure that constitutes such as kicking block, this is structural can install one or two work respectively and fight and work, also can demolish to the rocking arm that the cooperation work fight installation is connected and fight the stand fairly easily for aerial working car's flexibility greatly increased, can carry out one or two modes of work fight work, two work fight works of assembly, can realize multiplex type operation, when one work fight work of assembly, reduce the component member of aerial working car, make aerial working car can avoid the obstacle more quick.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional structure of the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is a schematic diagram of a cross-sectional structure of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

in the figure: 1. a main arm; 2. a groove I; 3. an electric telescopic rod; 4. an embedding groove; 5. a mounting base; 6. a second groove; 7. a motor; 8. a chassis; 9. a gear post; 10. a top plate; 11. an engagement plate; 12. a rotating arm; 13. a bucket column; 14. a connecting bolt; 15. an annular groove; 16. an annular support column; 17. a limit groove; 18. a limiting ring; 19. inserting blocks; 20. a slot; 21. a threaded hole; 22. a fixing bolt; 23. a fixing nut; 24. engagement grooves.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a high altitude construction car crank arm structure, including main arm 1, recess one 2 and embedded groove 4 have been seted up to the upside of main arm 1, embedded groove 4 sets up in recess one 2 top, fixedly mounted has electric telescopic handle 3 in recess one 2, electric telescopic handle 3's activity fixed mounting has mount pad 5, the bottom of mount pad 5 inserts in embedded groove 4, the upside of mount pad 5 is provided with chassis 8, the upside of chassis 8 is provided with roof plate 10, fixedly connected with gear column 9 between the middle part of chassis 8 and roof plate 10, the outside of gear column 9 is provided with meshing dish 11;

the upper side of the mounting seat 5 is provided with a groove II 6, a motor 7 is fixedly arranged in the groove II 6, an output shaft of the motor 7 is fixedly arranged at the bottom of the chassis 8, the chassis 8 and an upper component are driven to rotate by the driving motor 7, an annular support column 16 is fixedly arranged at the upper side of the mounting seat 5, an annular groove 15 is arranged at the bottom of the chassis 8, the upper end of the annular support column 16 is inserted into the annular groove 15, a limit ring 18 is fixedly arranged at the upper side of the annular support column 16, a limit groove 17 communicated with the annular groove 15 is arranged in the chassis 8, and the limit ring 18 is slidably arranged in the limit groove 17, so that the chassis 8 is stably connected to the mounting seat 5, the mounting seat 5 provides supporting force for the chassis 8 and a connecting component, and meanwhile, the rotation of the chassis 8 is not influenced;

the meshing disk 11 is arranged between the chassis 8 and the top disk 10, a through hole is formed in the middle of the meshing disk 11, a meshing groove 24 is formed in the inner side wall of the meshing disk 11, racks on the outer side of the gear column 9 are clamped in the meshing groove 24, the meshing disk 11 is driven to rotate when the gear column 9 rotates, two rotating arms 12 are arranged at the left end and the right end of the outer side of the meshing disk 11, an inserting block 19 is fixedly arranged at one side, close to each other, of the two rotating arms 12, corresponding inserting grooves 20 are formed in the left side and the right side of the meshing disk 11, the two inserting blocks 19 are respectively inserted into the corresponding inserting grooves 20, threaded holes 21 which are mutually communicated are formed between each inserting block 19 and the meshing disk 11, fixing bolts 22 are connected in the threaded holes 21 in a threaded mode, fixing nuts 23 are connected to the outer sides of the bottom ends of the fixing bolts 22 in a threaded mode, the rotating arms 12 are fixedly arranged on the meshing disk 11 in a quick mode through the fixing nuts 23, the upper ends of the two rotating arms 12 are fixedly arranged through connecting bolts 14, the bucket columns 13 are fixedly connected with an external working bucket, and the working mechanism is convenient for quick assembly of the working parts of a high-altitude working vehicle, and the working capacity is provided.

Working principle: firstly, after each component of the inspection device is confirmed that no quality problem exists, an insertion block 19 on a rotating arm 12 is inserted into a corresponding slot 20 on a meshing disc 11, then a fixing bolt 22 and a fixing nut 23 are used for fixedly connecting the insertion block and the socket, a bucket upright post 13 is fixedly arranged on the rotating arm 12 by using a connecting bolt 14, and finally a working bucket is connected on the bucket upright post 13, so that the preparation work of equipment is completed; during operation, the main arm 1 is operated through the structure and power drive of the overhead working truck, so that all components connected with the upper side of the main arm 1 are pushed to the vicinity of a region needing to be operated, the electric telescopic rod 3 is started to finely adjust the height of an upper mechanism, the chassis 8, the gear column 9, the top plate 10 and the like are rotated through the starting motor 7, the rotating arm 12, the bucket column 13 and connected bucket equipment are rotated by a certain angle, the obstacle is further bypassed, the bucket continues to move upwards until the bucket reaches a working region, and one or two buckets can be selected to operate according to actual conditions, and at the moment, the operation is convenient only by correspondingly installing one or two rotating arm 12, the bucket column 13 and the bucket.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims (8)

1. The utility model provides an aerial working vehicle turning arm structure, includes main arm (1), its characterized in that: the utility model discloses a novel electric telescopic device for the automobile, including main arm (1), recess one (2) and embedded groove (4) are seted up to the upside of main arm (1), embedded groove (4) set up the top in recess one (2), fixed mounting has electric telescopic handle (3) in recess one (2), the activity end fixed mounting of electric telescopic handle (3) has mount pad (5), in embedded groove (4) are inserted to the bottom of mount pad (5), the upside of mount pad (5) is provided with chassis (8), the upside of chassis (8) is provided with footstock (10), fixedly connected with gear post (9) between the middle part of chassis (8) and footstock (10), the outside of gear post (9) is provided with meshing dish (11).

2. The aerial work vehicle lever structure of claim 1, wherein: the upper side of mount pad (5) has seted up recess two (6), fixed mounting has motor (7) in recess two (6), the output shaft fixed mounting of motor (7) is in the bottom of chassis (8).

3. The aerial work vehicle lever structure of claim 1, wherein: the upper side of mount pad (5) fixed mounting has annular support column (16), ring channel (15) have been seted up to the bottom of chassis (8), the upper end of annular support column (16) inserts and sets up in ring channel (15).

4. A high altitude construction vehicle lever structure according to claim 3, wherein: the upper side of annular support column (16) fixed mounting has spacing ring (18), spacing groove (17) with ring channel (15) intercommunication are seted up to the inside of chassis (8), spacing ring (18) slip sets up in spacing groove (17).

5. The aerial work vehicle lever structure of claim 1, wherein: the meshing disc (11) is arranged between the bottom disc (8) and the top disc (10), a through hole is formed in the middle of the meshing disc (11), a meshing groove (24) is formed in the inner side wall of the meshing disc (11), and racks on the outer side of the gear column (9) are clamped in the meshing groove (24).

6. The aerial work vehicle lever structure of claim 1, wherein: two rotating arms (12) are arranged at the left end and the right end of the outer side of the meshing disc (11), inserting blocks (19) are fixedly arranged at one sides, close to each other, of the two rotating arms (12), corresponding inserting grooves (20) are formed in the left side and the right side of the meshing disc (11), and the two inserting blocks (19) are respectively inserted into the corresponding inserting grooves (20).

7. The aerial work vehicle lever structure of claim 6, wherein: screw holes (21) which are communicated with each other are formed between each inserting block (19) and the meshing disc (11), fixing bolts (22) are connected with the screw holes (21) in a threaded mode, and fixing nuts (23) are connected with the outer sides of the bottoms of the fixing bolts (22) in a threaded mode.

8. The aerial work vehicle lever structure of claim 6, wherein: the upper ends of the two rotating arms (12) are fixedly provided with bucket stand columns (13) through connecting bolts (14), and the bucket stand columns (13) are fixedly connected with an external working bucket.