CN114031018A - Loading mechanism of overhead working truck and control method thereof - Google Patents
Loading mechanism of overhead working truck and control method thereof Download PDFInfo
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- CN114031018A CN114031018A CN202111212607.2A CN202111212607A CN114031018A CN 114031018 A CN114031018 A CN 114031018A CN 202111212607 A CN202111212607 A CN 202111212607A CN 114031018 A CN114031018 A CN 114031018A
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- plate
- guide cylinder
- hanging basket
- guide
- plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
- B66F11/046—Working platforms suspended from booms of the telescoping type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to the technical field of lifting devices, and discloses an upper loading mechanism of an overhead working truck and a control method thereof, which solve the problem that the position of a hanging basket of the existing upper loading mechanism is not accurate due to environmental restriction, and the upper loading mechanism comprises a base, wherein the base is arranged at the upper end of the base, a telescopic arm is rotatably connected inside the base, and a hydraulic cylinder is rotatably connected between one side of the lower end of the telescopic arm and the base, and the gear transmission is utilized, so that the lifting process is stable and the safety is high.
Description
Technical Field
The invention belongs to the technical field of lifting devices, and particularly relates to an upper loading mechanism of an overhead working truck and a control method thereof.
Background
An aerial working vehicle is a special aerial working machine which lifts working personnel, tools, materials and the like to a designated position in the air through a working platform to carry out various operations such as installation, maintenance and the like, and belongs to a special vehicle and an engineering machine.
The hanging basket on the upper mounting mechanism of the existing overhead working truck is usually directly mounted at the front end of a hanging arm, the hanging basket is driven by the hanging arm to move up and down, and the hanging arm is large in size, so that the stroke is easily hindered by external environment in the moving process, and the hanging basket can only be adjusted to an approximate position up and down, so that the position of the hanging basket is easily limited to move and cannot be accurately positioned.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the loading mechanism of the overhead working truck and the control method thereof, and effectively solves the problem that the position of the hanging basket is not accurately adjusted up and down due to the limitation of the environment of the loading mechanism at present.
In order to achieve the purpose, the invention provides the following technical scheme: an upper mounting mechanism of an overhead working truck comprises a base, wherein the upper end of the base is provided with a bottom frame, a telescopic arm is rotatably connected inside the bottom frame, a hydraulic cylinder is rotatably connected between one side of the lower end of the telescopic arm and the bottom frame, one end of the telescopic arm is connected with a rotating seat, one end of the rotating seat is connected with a folding arm, one end of the folding arm is rotatably connected with an installation seat, one end of the installation seat is connected with a hanging basket assembly, the hanging basket assembly comprises a hanging basket body, an in-situ lifting mechanism and a station board, the lower end inside the hanging basket body is connected with the in-situ lifting mechanism, and the upper end of the in-situ lifting mechanism is connected with the station board;
the in-situ lifting mechanism comprises two bottom plates, the two bottom plates are respectively positioned on two sides inside a hanging basket body, the middle parts of the upper ends of the two bottom plates are respectively connected with a lower side plate, one end of the lower side plate is provided with a lower chute, the inner part of the lower chute is slidably connected with a lower T-shaped plate, the two ends of the lower T-shaped plate are vertically staggered with lower rack plates, one ends of the two lower rack plates are respectively engaged with a lower gear, the two ends of the two lower gears are respectively rotatably connected with a lower connecting plate, the upper parts of the two bottom plates are respectively connected with a top plate, the middle parts of the lower ends of the two top plates are respectively connected with an upper side plate, one end of the upper side plate is provided with an upper chute, the inner part of the upper chute is slidably connected with an upper T-shaped plate, the two ends of the upper T-shaped plate are respectively engaged with an upper gear, one end of the two upper gears is rotatably connected with an upper connecting plate, the middle part of one end of one of the lower T-shaped plates is connected with a fixed block through a connecting shaft in a rotating mode between the upper connecting plate and the lower connecting plate, one end of the fixed block is connected with a threaded rod in a penetrating mode, one end of the threaded rod is connected with a motor, and the other end of the threaded rod is connected with the inner wall of the hanging basket body in a rotating mode.
According to the technical scheme, the two sides of the lower end of the standing plate are both connected with vertical guide mechanisms, each vertical guide mechanism comprises a first guide cylinder, a second guide cylinder is connected inside the first guide cylinder in a sliding mode, the lower end of the second guide cylinder is connected with a first limiting block, a third guide cylinder is connected inside the second guide cylinder in a sliding mode, the lower end of the third guide cylinder is connected with a second limiting block, the middle parts of the lower ends of the first limiting block and the second limiting block are both connected with supporting plates, the two sides of the lower portion of each supporting plate are both connected with a U-shaped frame, the U-shaped frame is connected with guide gears in an internal rotating mode, guide tooth grooves are formed in the two sides of the inner wall of each first guide cylinder and the two sides of the inner wall of the second guide cylinder, and the guide gears are meshed with the guide tooth grooves.
According to the technical scheme, the lengths of the lower chute and the upper chute are respectively greater than those of the lower T-shaped plate and the upper T-shaped plate.
According to the technical scheme, the lower T-shaped plate and the upper T-shaped plate are both formed by the panel and the sliding strip, the panel is inclined, pulleys are embedded in the upper end and the lower end of the sliding strip, and the two groups of pulleys are located in the lower sliding groove and the upper sliding groove and are in sliding connection.
According to the technical scheme, the two groups of lower gears and the two groups of upper gears are respectively positioned on the same horizontal axis.
According to the technical scheme, the telescopic arm is a five-section telescopic arm.
According to the technical scheme, the lower end of the hanging basket body is of a sunken bracket structure, four corners of the upper end of the bracket are connected with vertical rods, guard railings are connected between adjacent vertical rods, and the guard railings are installed in a rotating connection mode.
According to the technical scheme, the lower ends of the inner parts of the first guide cylinder and the second guide cylinder are respectively connected with a cushion pad for avoiding the falling collision damage of the corresponding support plate.
A control method of an upper loading mechanism of an overhead working truck comprises the following steps: step one, lifting a hanging basket off; step two, adjusting the hanging basket; step three, recovering the hanging basket;
in the first step, firstly, a worker brings a tool or material for high-altitude operation into the hanging basket body, the worker is indicated to operate the operation vehicle after the safety is determined, and the telescopic arm is lifted in a rotating mode through the extension of the hydraulic cylinder;
wherein in the second step, the telescopic arm is gradually extended to enable the folding arm to drive the hanging basket component to be upwards lifted, when the hanging basket component is lifted to a proper position or the telescopic arm is limited, the folding arm drives the hanging basket component to be adjusted to an operation position to stop, according to the operation position of an operator, if the hanging basket body needs to be vertically moved, the fixing block drives the lower T-shaped plate to slide along the lower chute by driving the threaded rod to rotate, the lower rack plates on the upper side and the lower side of the lower T-shaped plate respectively drive the lower gears on the two sides to be meshed and rotated, the lower connecting plate drives the upper connecting plate to be folded and upwards extended, the two upper connecting plates drive the two upper gears to be meshed with the upper rack plates on the two sides of the upper T-shaped plate, the upper T-shaped plate slides along the upper chute, and the upper side plate drives the top plate to upwards move, the standing plate can gradually move upwards, so that an operator can lift the height position in situ to operate, the telescopic arm and the folding arm are prevented from being adjusted to be limited due to the influence of the external environment, and the position of the hanging basket body cannot be adjusted;
wherein in foretell step three, after the operation of the staff, drive the threaded rod through the motor and reverse for lower connecting plate and upper junction plate are folding downwards, make the board of standing descend gradually and resume to initial condition, then folding arm and flexible arm adjust the shrink, retrieve the device shrink.
According to the technical scheme, in the second step, when the station plate is lifted, the vertical guide mechanism at the lower end of the station plate is lifted along with the lifting, when the station plate is lifted, the station plate drives the third guide cylinder to ascend along the inner wall of the second guide cylinder, meanwhile, the guide gear at the lower end of the third guide cylinder is meshed with the guide tooth socket in the second guide cylinder to move upwards, along with the continuous upward movement of the station plate, the first limiting block drives the second guide cylinder to ascend along the inner wall of the first guide cylinder, meanwhile, the guide gear at the lower end of the second guide cylinder is meshed with the guide tooth socket in the first guide cylinder to move upwards, so that the vertical direction is kept upwards, when the station plate is lowered, the third guide cylinder and the second guide cylinder are gradually lowered to move downwards vertically under the action of the guide gear and the guide tooth socket, and therefore the lifting stability of operators on the station plate is guaranteed.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the hanging basket, the fixed block drives the lower T-shaped plate to transversely move through the in-situ lifting mechanism arranged in the hanging basket body and the motor drives the screw rod to rotate, so that the lower gear is meshed with the lower rack plate, the lower connecting plate drives the upper connecting plate to fold and lift, and meanwhile, the upper gear is meshed with the upper rack plate;
(2) the in-situ lifting mechanism can keep a small occupied area after being contracted, and the waste of the space in the hanging basket body is effectively avoided;
(3) through the treatment guiding mechanism arranged below the standing plate, the standing plate can be gradually stretched and contracted in the lifting process, the second guiding cylinder and the third guiding cylinder in the first guiding cylinder can be gradually stretched and contracted, vertical movement is guaranteed under the cooperation of the guiding gear and the guiding tooth grooves, and the phenomenon that the standing plate is inclined in the lifting process is effectively avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an in-situ lifting mechanism of the bracket mechanism according to the present invention;
FIG. 3 is a schematic view of the mounting structure of the lower plate of the present invention;
FIG. 4 is a schematic view of the mounting structure of the upper side plate of the present invention;
FIG. 5 is a schematic view of the mounting structure of the lower rack plate of the present invention;
FIG. 6 is a schematic structural view of the vertical guide mechanism of the present invention;
FIG. 7 is a schematic cross-sectional view of a first guide cylinder according to the present invention;
in the figure: 1. a base; 2. a chassis; 3. a telescopic arm; 4. a hydraulic cylinder; 5. a rotating seat; 6. a folding arm; 7. a mounting seat; 8. a basket assembly; 81. a basket body; 82. an in-situ lifting mechanism; 83. standing the plate; 8201. a base plate; 8202. a lower side plate; 8203. a lower chute; 8204. a lower T-shaped plate; 8205. a lower rack plate; 8206. a lower gear; 8207. a lower connecting plate; 8208. a top plate; 8209. an upper side plate; 8210. an upper chute; 8211. an upper T-shaped plate; 8212. c, mounting a rack plate; 8213. an upper gear; 8214. an upper connecting plate; 8215. a connecting shaft; 8216. a fixed block; 8217. a threaded rod; 8218. a motor; 9. a vertical guide mechanism; 901. a first guide cylinder; 902. a second guide cylinder; 903. a first stopper; 904. a third guide cylinder; 905. a second limiting block; 906. a support plate; 907. a U-shaped frame; 908. a guide gear; 909. a guide tooth groove; 10. a cushion pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the invention provides an upper mounting mechanism of an overhead working truck, which comprises a base 1, an upper end chassis 2 of the base 1, a telescopic arm 3 rotatably connected inside the chassis 2, a hydraulic cylinder 4 rotatably connected between one side of the lower end of the telescopic arm 3 and the chassis 2, a rotating seat 5 connected to one end of the telescopic arm 3, a folding arm 6 connected to one end of the rotating seat 5, a mounting seat 7 rotatably connected to one end of the folding arm 6, a hanging basket assembly 8 connected to one end of the mounting seat 7, the hanging basket assembly 8 comprising a hanging basket body 81, an in-situ lifting mechanism 82 and a standing plate 83, the in-situ lifting mechanism 82 connected to the lower end inside the hanging basket body 81, and the standing plate 83 connected to the upper end of the in-situ lifting mechanism 82;
the in-situ lifting mechanism 82 comprises two bottom plates 8201, two bottom plates 8201 are respectively positioned at two sides in the hanging basket body 81, the middle parts of the upper ends of the two bottom plates 8201 are respectively connected with a lower side plate 8202, one end of the lower side plate 8202 is provided with a lower chute 8203, the inner part of the lower chute 8203 is slidably connected with a lower T-shaped plate 8204, the two ends of the lower T-shaped plate 8204 are vertically and alternately connected with lower rack plates 8205, one ends of the two lower rack plates 8205 are respectively connected with a lower gear 8206 in a meshing manner, the two lower gears 8206 are respectively rotatably connected with the lower side plate 8202, one ends of the two lower gears 8206 are respectively rotatably connected with a lower connecting plate 8207, the upper parts 8208 are respectively connected above the two bottom plates 8201, the middle parts of the lower ends of the two upper parts 8208 are respectively connected with an upper side plate 8209, one end of the upper side plate 8209 is provided with an upper chute 8210, the inner part of the upper chute 8210 is slidably connected with an upper T-shaped plate 8211, the two ends of the upper T-shaped plate 8211 are vertically and alternately connected with an upper rack plate 8212, one end of the two upper rack plate 8213 is respectively connected in a meshing manner, two upper gears 8213 all rotate with last side plate 8209 and are connected, two upper gears 8213 one end all rotate and are connected with upper junction plate 8214, rotate between upper junction plate 8214 and the lower junction plate 8207 through connecting axle 8215 and connect one of them lower T template 8204 one end middle part and be connected with fixed block 8216, and fixed block 8216 one end through connection has threaded rod 8217, and threaded rod 8217 one end is connected with motor 8218, and the threaded rod 8217 other end rotates with hanging flower basket body 81 inner wall and is connected.
According to the technical scheme, the two sides of the lower end of the standing plate 83 are both connected with the vertical guide mechanisms 9, each vertical guide mechanism 9 comprises a first guide cylinder 901, the inside of each first guide cylinder 901 is connected with a second guide cylinder 902 in a sliding manner, the lower end of each second guide cylinder 902 is connected with a first limiting block 903, the inside of each second guide cylinder 902 is connected with a third guide cylinder 904 in a sliding manner, the lower end of each third guide cylinder 904 is connected with a second limiting block 905, the middle parts of the lower ends of the first limiting block 903 and the second limiting blocks 905 are both connected with a support plate 906, the two sides of the lower parts of the two support plates 906 are both connected with a U-shaped frame 907, the inside of the U-shaped frame 907 is rotatably connected with a guide gear 908, the two sides of the inner walls of the first guide cylinders 901 and the second guide cylinders 902 are both provided with guide tooth grooves 909, and the guide gear 908 is meshed with the guide tooth grooves 909.
According to the technical scheme, the length of the lower chute 8203 and the length of the upper chute 8210 are respectively larger than that of the lower T-shaped plate 8204 and that of the upper T-shaped plate 8211.
According to the technical scheme, the lower T-shaped plate 8204 and the upper T-shaped plate 8211 are respectively composed of a panel and a sliding strip, the panel is inclined, pulleys are embedded at the upper end and the lower end of the sliding strip, and the two groups of pulleys are positioned in the lower sliding groove 8203 and the upper sliding groove 8210 and are connected in a sliding mode.
According to the technical scheme, the two groups of lower gears 8206 and the two groups of upper gears 8213 are respectively positioned on the same horizontal axis.
According to the technical scheme, the telescopic arm 3 is a five-section telescopic arm.
According to the technical scheme, the lower end of the hanging basket body 81 is of a sunken bracket structure, four corners of the upper end of the bracket are connected with vertical rods, guard railings are connected between the adjacent vertical rods, and the guard railings are installed in a rotating connection mode.
According to the technical scheme, the lower ends of the inner parts of the first guide cylinder 901 and the second guide cylinder 902 are connected with the cushion pads 10 for avoiding the falling collision damage of the corresponding support plates 906.
A control method of an upper loading mechanism of an overhead working truck comprises the following steps: step one, lifting a hanging basket off; step two, adjusting the hanging basket; step three, recovering the hanging basket;
in the first step, firstly, a worker brings a tool or material for high-altitude operation into the basket body 81, indicates the operator of the operation vehicle after determining safety, and extends the hydraulic cylinder 4 to rotatably lift the telescopic arm 3;
wherein in the second step, the telescopic arm 3 is gradually extended to make the folding arm 6 drive the hanging basket assembly 8 to raise the position upwards, when the hanging basket assembly 8 is raised to a proper position, or the telescopic arm 3 is limited, the folding arm 6 drives the hanging basket assembly 8 to adjust the position, so that the hanging basket assembly 8 can be adjusted to an operation position to stay, according to the operation position of an operator, if the hanging basket body 81 needs to move up and down, the threaded rod 8217 is driven to rotate by the motor 8218, so that the fixing block 8216 drives the lower T-shaped plate 8204 to slide along the lower chute 8203, and then the lower rack plates 8205 at the upper and lower sides of the lower T-shaped plate 8204 respectively drive the lower gears 8206 at both sides to rotate in a meshing manner, so that the lower connecting plate 8207 drives the upper connecting plate 8214 to extend upwards, and then the two upper connecting plates 8214 drive the two upper gears 8213 to mesh with the upper rack plates 8212 at both sides of the upper T-shaped plate 8211, so that the upper T-shaped plate 8211 slides along the upper chute 8210, further, the upper side plate 8209 drives the top plate 8208 to move upwards, so that the standing plate 83 can gradually move upwards, operators can lift the height position in situ to operate, and the problems that the telescopic arm 3 and the folding arm 6 are limited in adjustment and cannot adjust the position of the hanging basket body 81 due to the influence of the external environment are avoided;
wherein in foretell step three, after the operation of the staff, drive threaded rod 8217 through motor 8218 and reverse for lower connecting plate 8207 and upper junction plate 8214 are folding downwards, make the station board 83 descend gradually and resume to initial condition, then folding arm 6 and flexible arm 3 adjust the shrink, retrieve the device shrink.
According to the technical scheme, in the second step, when the standing plate 83 is lifted, the vertical guide mechanism 9 at the lower end of the standing plate 83 is lifted along with the lifting, when the guide plate rises, the standing plate 83 drives the third guide cylinder 904 to rise along the inner wall of the second guide cylinder 902, meanwhile, the guide gear 908 at the lower end of the third guide cylinder 904 is engaged with the guide slot 909 in the second guide cylinder 902 and moves upward, and as the standing plate 83 continues to move upward, the first limiting block 903 drives the second guide cylinder 902 to ascend along the inner wall of the first guide cylinder 901, at the same time, the guide gear 908 at the lower end of the second guide cylinder 902 is engaged with the guide slots 909 in the first guide cylinder 901 and moved upward, thereby being kept vertically upward, when the platform descends, the third guide cylinder 904 and the second guide cylinder 902 gradually descend and move vertically downwards under the action of the guide gear 908 and the guide slot 909, so that the stability of the ascending and descending of the operator on the standing plate 83 is ensured.
The working principle is as follows: when the lifting basket is used, firstly, a worker brings a tool or material for high-altitude operation into the basket body 81, indicates an operator of the operation vehicle after the safety is determined, and extends out through the hydraulic cylinder 4 to rotatably lift the telescopic arm 3; then the telescopic arm 3 is extended gradually, so that the folding arm 6 drives the hanging basket component 8 to be lifted upwards, when the hanging basket component 8 is lifted to a proper position, or the telescopic arm 3 is limited, the folding arm 6 drives the hanging basket component 8 to be adjusted in position, so that the hanging basket component 8 can be adjusted to an operation position to be stopped, according to the operation position of an operator, if the hanging basket body 81 needs to move up and down, a threaded rod 8217 is driven to rotate by a motor 8218, so that a fixing block 8216 drives a lower T-shaped plate 8204 to slide along a lower chute 8203, and then lower rack plates 8205 at the upper side and the lower side of the lower T-shaped plate 8204 respectively drive lower gears 8206 at both sides to be meshed and rotated, so that a lower connecting plate 8207 drives a folding type connecting plate 8214 to extend upwards, and then two upper connecting plates 8214 drive two upper gear 8213 to be meshed with upper rack plates 8212 at both sides of an upper T-shaped plate 8211, so that the upper T-shaped plate 8211 slides along an upper chute 8210, further, the upper side plate 8209 drives the top plate 8208 to move upwards, so that the standing plate 83 can gradually move upwards, operators can lift the height position in situ to operate, and the problems that the telescopic arm 3 and the folding arm 6 are limited in adjustment and cannot adjust the position of the hanging basket body 81 due to the influence of the external environment are avoided; after the operation of the operator is finished, the threaded rod 8217 is driven to rotate reversely through the motor 8218, the lower connecting plate 8207 and the upper connecting plate 8214 are folded downwards, the standing plate 83 gradually descends to restore to the initial state, and then the folding arm 6 and the telescopic arm 3 are adjusted to shrink the device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a high altitude construction car facial make-up mechanism, includes base (1), its characterized in that: the lifting device comprises a base frame (2) arranged at the upper end of a base (1), a telescopic arm (3) is rotatably connected inside the base frame (2), a hydraulic cylinder (4) is rotatably connected between one side of the lower end of the telescopic arm (3) and the base frame (2), one end of the telescopic arm (3) is connected with a rotating seat (5), one end of the rotating seat (5) is connected with a folding arm (6), one end of the folding arm (6) is rotatably connected with a mounting seat (7), one end of the mounting seat (7) is connected with a hanging basket component (8), the hanging basket component (8) comprises a hanging basket body (81), an in-situ lifting mechanism (82) and a station plate (83), the lower end inside the hanging basket body (81) is connected with the in-situ lifting mechanism (82), and the upper end of the in-situ lifting mechanism (82) is connected with the station plate (83);
the in-situ lifting mechanism (82) comprises two bottom plates (8201), wherein the two bottom plates (8201) are respectively positioned at two sides inside a hanging basket body (81), the middle part of the upper end of each bottom plate (8201) is connected with a lower side plate (8202), one end of each lower side plate (8202) is provided with a lower chute (8203), the lower chute (8203) is internally and slidably connected with a lower T-shaped plate (8204), the two ends of each lower T-shaped plate (8204) are vertically and alternately connected with lower rack plates (8205), one ends of the two lower rack plates (8205) are respectively engaged and connected with lower gears (8206), the two lower gears (8206) are respectively rotatably connected with the lower side plates (8202), one ends of the two lower gears (8206) are respectively rotatably connected with lower connecting plates (8207), the upper plates (8208) are respectively connected above the two bottom plates (8201), the middle parts of the lower ends of the two upper plates (8208) are respectively connected with upper side plates (8209), one end of the upper chute (8210) is provided with an upper chute (8211) in sliding connection, go up T template (8211) both ends upper and lower staggered connection and have last rack board (8212), two are gone up rack board (8212) one end and all are engaged with gear (8213), two go up gear (8213) and all rotate with last curb plate (8209) and be connected, two go up gear (8213) one end and all rotate and be connected with upper junction plate (8214), rotate through connecting axle (8215) between upper junction plate (8214) and lower connecting plate (8207) and connect one of them lower T template (8204) one end middle part and be connected with fixed block (8216), fixed block (8216) one end through connection has threaded rod (8217), threaded rod (8217) one end is connected with motor (8218), the threaded rod (8217) other end rotates with hanging flower basket body (81) inner wall and is connected.
2. The aerial lift truck loading mechanism of claim 1, wherein: the station board (83) lower extreme both sides all are connected with perpendicular guiding mechanism (9), perpendicular guiding mechanism (9) are including first guide cylinder (901), the inside sliding connection of first guide cylinder (901) has second guide cylinder (902), second guide cylinder (902) lower extreme is connected with first stopper (903), the inside sliding connection of second guide cylinder (902) has third guide cylinder (904), third guide cylinder (904) lower extreme is connected with second stopper (905), first stopper (903) and second stopper (905) lower extreme middle part all are connected with extension board (906), two extension board (906) lower part both sides all are connected with U type frame (907), U type frame (907) internal rotation is connected with guide gear (907), direction tooth's socket (909) have all been seted up to first guide cylinder (908) and second guide cylinder (902) inner wall both sides, guide gear (908) are connected with direction tooth's socket (909) meshing.
3. The aerial lift truck loading mechanism of claim 1, wherein: the lengths of the lower chute (8203) and the upper chute (8210) are respectively greater than that of the lower T-shaped plate (8204) and that of the upper T-shaped plate (8211).
4. The aerial lift truck loading mechanism of claim 1, wherein: lower T template (8204) and last T template (8211) constitute by panel and draw runner, and the panel is the slope form, and both ends are all inlayed and are equipped with the pulley about the draw runner, and two sets of pulleys divide into and lie in spout (8203) and last spout (8210) sliding connection down.
5. The aerial lift truck loading mechanism of claim 1, wherein: two groups of lower gears (8206) and two groups of upper gears (8213) are respectively positioned on the same horizontal axis.
6. The aerial lift truck loading mechanism of claim 1, wherein: the telescopic arm (3) is five sections of telescopic arms.
7. The aerial lift truck loading mechanism of claim 1, wherein: the hanging basket body (81) lower extreme is sunken form and holds in the palm the groove structure, holds in the palm and all connects with the pole setting in groove upper end four corners, is connected with the rail guard between the adjacent pole setting, and the rail guard is the installation of rotation connected mode.
8. The aerial lift truck loading mechanism of claim 2, wherein: the lower ends of the inner parts of the first guide cylinder (901) and the second guide cylinder (902) are connected with cushions (10) for avoiding the falling collision damage of corresponding support plates (906).
9. A control method of an upper loading mechanism of an overhead working truck comprises the following steps: step one, lifting a hanging basket off; step two, adjusting the hanging basket; step three, recovering the hanging basket; the method is characterized in that:
in the first step, firstly, a worker brings a tool or material for high-altitude operation into the hanging basket body (81), indicates an operator of the operation vehicle after determining safety, and extends out through the hydraulic cylinder (4) to rotatably lift the telescopic arm (3);
wherein in the second step, the telescopic arm (3) is gradually extended to enable the folding arm (6) to drive the hanging basket component (8) to be upwards raised, when the hanging basket component (8) is raised to a proper position or the telescopic arm (3) is limited, the hanging basket component (8) is driven by the folding arm (6) to be adjusted in position, the hanging basket component (8) can be adjusted to an operation position to stay, according to the operation position of an operator, if the hanging basket body (81) needs to move up and down, the threaded rod (8217) is driven to rotate by the motor (8218), the fixing block (8216) drives the lower T-shaped plate (8204) to slide along the lower sliding groove (8203), and then the lower rack plates (8205) at the upper side and the lower side of the lower T-shaped plate (8204) respectively drive the lower gears (8206) at the two sides to be meshed and rotated, so that the lower connecting plate (8207) drives the upper connecting plate (8214) to be upwards extended in a folding manner, then the two upper connecting plates (8214) drive the two upper gears (8213) to be meshed with the upper toothed plate (8212) on the two sides of the upper T-shaped plate (8211), the upper T-shaped plate (8211) slides along the upper sliding groove (8210), the upper side plate (8209) drives the top plate (8208) to move upwards, the standing plate (83) can gradually move upwards, the height position of an operator can be lifted in situ for operation, the telescopic arm (3) and the folding arm (6) are prevented from being adjusted and limited, and the position of the hanging basket body (81) cannot be adjusted;
in the third step, after the operation of workers is finished, the threaded rod (8217) is driven to rotate reversely through the motor (8218), the lower connecting plate (8207) and the upper connecting plate (8214) are folded downwards, the standing plate (83) gradually descends and returns to the initial state, and then the folding arm (6) and the telescopic arm (3) are adjusted to shrink the device.
10. The method for controlling the loading mechanism of the aerial lift truck as claimed in claim 9, wherein: in the second step, when the station plate (83) is lifted, the vertical guide mechanism (9) at the lower end of the station plate (83) is lifted along with the lifting, when the station plate is lifted, the station plate (83) drives the third guide cylinder (904) to lift along the inner wall of the second guide cylinder (902), meanwhile, the guide gear (908) at the lower end of the third guide cylinder (904) is meshed with the guide tooth groove (909) in the second guide cylinder (902) to move upwards, as the station plate (83) continues to move upwards, the first limiting block (903) drives the second guide cylinder (902) to lift along the inner wall of the first guide cylinder (901), meanwhile, the guide gear (908) at the lower end of the second guide cylinder (902) is meshed with the guide tooth groove (909) in the first guide cylinder (901) to move upwards so as to keep vertical upwards, when the station plate is lifted, the third guide cylinder (904) and the second guide cylinder (902) gradually descend and vertically downwards under the action of the guide gear (tooth groove (909), thereby ensuring the lifting stability of the operator on the standing plate (83).
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