CN117303272A - Lifting platform with adjustable chassis - Google Patents
Lifting platform with adjustable chassis Download PDFInfo
- Publication number
- CN117303272A CN117303272A CN202311121196.5A CN202311121196A CN117303272A CN 117303272 A CN117303272 A CN 117303272A CN 202311121196 A CN202311121196 A CN 202311121196A CN 117303272 A CN117303272 A CN 117303272A
- Authority
- CN
- China
- Prior art keywords
- chassis
- block
- driving
- lifting platform
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003756 stirring Methods 0.000 claims description 21
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000005484 gravity Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B66F13/00—Common constructional features or accessories
Abstract
The invention discloses a lifting platform with a horizontally-adjustable chassis, which comprises a horizontal chassis, wherein a working platform is arranged above the chassis, the chassis is connected with the working platform through a scissor-fork structure capable of extending vertically, a driving mechanism for extending the scissor-fork structure is arranged on the chassis, and walking components are arranged at two ends of the chassis; the walking assembly comprises a driving cylinder and a sliding sleeve sleeved at the lower end of the driving cylinder, the upper end of the driving cylinder is fixedly connected with the lower side of the chassis, a through hole is formed in the lower end of the sliding sleeve, a support is fixedly connected with the lower end of the sliding sleeve, a roller is rotatably connected with the support, an output shaft of the driving cylinder penetrates through the through hole and faces the roller, and the end part of the output shaft of the driving cylinder can be abutted with the roller to lock the roller and lift the chassis. The invention provides a lifting platform with a leveled chassis, which can enable the telescopic direction of a scissor-fork structure to be vertical through leveling the chassis on inclined ground.
Description
Technical Field
The invention relates to the technical field of lifting platforms, in particular to a lifting platform with a leveling chassis.
Background
When an operator operates and maintains higher power equipment, the operator needs to stand on the lifting platform to lift the power equipment. The prior lifting platform can refer to the patent with the application number of CN2016106449121, and comprises a horizontal chassis, a scissor structure capable of stretching vertically and a working platform arranged at the upper end of the scissor structure.
The telescopic direction of the existing lifting platform scissor fork structure is always vertical to the ground where the lifting platform is located, when the lifting platform is located on the inclined ground, the telescopic direction of the scissor fork structure cannot be vertical through the leveling chassis, when the scissor fork structure stretches, the scissor fork structure stretches upwards obliquely, the gravity center of the lifting platform becomes high, and finally the lifting platform falls down under the action of gravity.
Disclosure of Invention
The invention provides a lifting platform with a leveling chassis, which aims to solve the defect that the existing lifting platform cannot level the chassis on the inclined ground, and the telescopic direction of a scissor fork structure can be vertical through the leveling chassis on the inclined ground.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the lifting platform comprises a horizontal chassis, a working platform is arranged above the chassis, the chassis is connected with the working platform through a scissor-fork structure capable of stretching vertically, a driving mechanism for stretching the scissor-fork structure is arranged on the chassis, and walking components are arranged at two ends of the chassis; the walking assembly comprises a driving cylinder and a sliding sleeve sleeved at the lower end of the driving cylinder, the upper end of the driving cylinder is fixedly connected with the lower side of the chassis, a through hole is formed in the lower end of the sliding sleeve, a support is fixedly connected with the lower end of the sliding sleeve, a roller is rotatably connected with the support, an output shaft of the driving cylinder penetrates through the through hole and faces the roller, and the end part of the output shaft of the driving cylinder can be abutted with the roller to lock the roller and lift the chassis.
Through the arrangement, the roller can conveniently move the application on the ground; after moving the lifting platform to the inclined ground, the driving cylinder of the walking assembly close to the lower side extends, on one hand, the roller is locked, the lifting platform is prevented from sliding along the ground, on the other hand, the driving cylinder lifts the lower end leveling chassis of the chassis, simultaneously enables the extending direction of the scissor fork structure to be vertical, and when the scissor fork structure extends, the lifting platform can be prevented from toppling over.
Further, the upper end fixedly connected with mounting panel of actuating cylinder, the mounting panel passes through bolt and chassis detachable connection.
Further, a first motor for driving the roller is arranged on the bracket.
Further, a rubber pad is arranged at the lower end of the output shaft of the driving cylinder.
Through the arrangement, the roller can be protected on one hand, and on the other hand, the friction force between the driving cylinder and the rubber pad can be increased, so that the braking effect of the driving cylinder is increased.
Further, the roller is made of rubber.
By the arrangement, the friction between the roller and the ground can be increased.
Further, the work platform includes the hypoplastron of being connected with scissor structure, and the upside of hypoplastron is sliding connection has the upper plate, and the upside of hypoplastron is provided with the spout, and sliding connection has the screw thread in the spout, screw thread threaded connection have with the parallel lead screw of extending direction of spout, the hypoplastron is provided with the second motor, and the second motor is used for driving the lead screw to make the upper plate follow hypoplastron lateral movement, and make the one end of upper plate unsettled.
In this application, work platform can transversely extend, increases the working space of operation personnel, in addition, after the upper plate lateral movement, can make the operation personnel be close to the power equipment that needs fortune dimension more, convenient fortune dimension.
Further, the upper side of the chassis is slidingly connected with a first lower slide block and a second lower slide block, and the lower side of the lower plate is slidingly connected with a first upper slide block and a second upper slide block; the scissor-type structure consists of a plurality of first connecting rods and a plurality of second connecting rods, wherein the first connecting rods are sequentially arranged from bottom to top and are parallel to each other, and the second connecting rods are sequentially arranged from bottom to top and are parallel to each other; the lower end of the first connecting rod at the lowest side is hinged with the first lower sliding block, the lower end of the second connecting rod at the lowest side is hinged with the second lower sliding block, the upper end of the first connecting rod at the uppermost side is hinged with the first upper sliding block, and the second upper sliding block at the upper end of the second connecting rod at the uppermost side is hinged; the drive mechanism adjusts the interval of first slider and second slider down to flexible scissors fork structure.
In this application, actuating mechanism stretches out and draws back and cuts fork structure through adjusting the distance between first slider and the second slider down.
Further, the upside fixedly connected with first fixed block and second fixed block on chassis, fixedly connected with and the parallel guide bar of lead screw between first fixed block and the second fixed block, first slider and the equal sliding connection of second slider are on the guide bar.
Through the arrangement, the first lower sliding block and the second lower sliding block are more stable in movement.
Further, the upper side of the chassis is provided with a mounting groove, the driving mechanism comprises belt wheels which are rotationally connected to two ends of the mounting groove, and a third motor for driving the belt wheels, the two belt wheels are connected through a belt, a first driving block is fixedly connected to the upper side of one end of the belt, a second driving block is fixedly connected to the upper side of the other end of the belt, a first stirring block is fixedly connected to the lower side of the first lower sliding block, a second stirring block is fixedly connected to the lower side of the second lower sliding block, the first driving block and the first stirring block are far away from one side of the second stirring block and are in butt joint, and the second driving block and the second stirring block are far away from one side of the first stirring block and are in butt joint; the downside fixedly connected with of hypoplastron is used for adsorbing the first electro-magnet of first upper slider to and be used for adsorbing the second electro-magnet of second upper slider, first electro-magnet setting is kept away from one side of first upper slider at first upper slider, and the second electro-magnet setting is kept away from one side of first upper slider at the second upper slider.
Through above-mentioned setting, after upper plate lateral movement, the operation personnel can be more stable on the upper plate, prevent that the upper end of this application from toppling over to one side of upper plate motion.
Drawings
Fig. 1 is a schematic view of a lifting platform according to an embodiment.
Fig. 2 is an enlarged view at a of fig. 1.
Fig. 3 is a schematic view of an embodiment of a lifting platform on an inclined ground.
Fig. 4 is a side view of fig. 1.
Fig. 5 is a schematic view of the scissor structure after extension and movement of the upper plate to the right.
Fig. 6 is a schematic view of the scissor structure after extension and leftward movement of the upper plate.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Referring to fig. 1 to 6, a lifting platform with a leveled chassis comprises a horizontal chassis 1, wherein a working platform 2 is arranged above the chassis 1, the chassis 1 is connected with the working platform 2 through a scissor fork structure 3 which can vertically stretch and retract, a driving mechanism 4 for stretching the scissor fork structure 3 is arranged on the chassis 1, and walking components 5 are arranged at two ends of the chassis 1; the walking assembly 5 comprises a driving cylinder 51 and a sliding sleeve 52 sleeved at the lower end of the driving cylinder 51, the upper end of the driving cylinder 51 is fixedly connected with the lower side of the chassis 1, a through hole 53 is formed in the lower end of the sliding sleeve 52, a support 54 is fixedly connected to the lower end of the sliding sleeve 52, a roller 55 is rotatably connected to the support 54, an output shaft of the driving cylinder 51 passes through the through hole 53 and faces the roller 55, and the end part of the output shaft of the driving cylinder 51 can be abutted with the roller 55 to lock the roller 55 and lift the chassis 1.
With the above arrangement, the roller 55 can facilitate the movement of the present application on the ground; after moving the lifting platform to the inclined ground, the driving cylinder 51 of the walking assembly 5 close to the lower part stretches, on one hand, the roller 55 is locked to prevent the lifting platform from sliding along the ground, on the other hand, the driving cylinder 51 lifts the lower end of the chassis 1 to level the chassis and enables the stretching direction of the scissor structure to be vertical, and when the scissor structure 3 stretches, the lifting platform can be prevented from toppling.
Specifically, when the lifting platform is positioned on the horizontal ground, referring to fig. 1, the chassis 1 is horizontal, the scissor structure 3 can vertically stretch and retract, wherein the scissor structure 3 can refer to the existing patent with application number CN2016106449121, and when the lifting platform is not used, an operator stands on the working platform 2, the driving mechanism 4 drives the scissor structure 3 to extend, the working platform 2 moves upwards and lifts the operator, and the driving mechanism 4 drives the scissor structure 3 to shorten, so that the operator can be brought down; after the lifting platform is moved to the inclined ground through the roller 55, the driving cylinder 51 stretches in the walking assembly 5 near the lower end of the ground, the output shaft of the driving cylinder 51 moves downwards and contacts with the roller 55, and the roller 55 is locked under the action of friction force between the output shaft and the roller 55 to prevent the lifting platform from sliding downwards along the ground; in addition, as the driving cylinder 51 continues to extend, the driving cylinder 51 lifts the lower end of the chassis 1, and the sliding sleeve 52 and the driving cylinder 51 slide relatively to enable the chassis 1 to be re-horizontal, see fig. 3, at this time, when the scissor structure 3 extends, the scissor structure 3 extends vertically, the gravity center of the lifting platform rises, but does not move laterally, that is, the vertical projection of the gravity center of the lifting platform is always on the chassis 1, so that the lifting platform can be effectively prevented from toppling. Wherein the driving cylinder 51 may be provided as an existing cylinder, where no deployment is performed.
As one implementation, the upper end of the driving cylinder 51 is fixedly connected with a mounting plate 56, and the mounting plate 56 is detachably connected with the chassis 1 through bolts.
As an implementation, a first motor (not shown) for driving the roller 55 is provided on the bracket 54.
As one implementation, the lower end of the output shaft of the drive cylinder 51 is provided with a rubber pad 57.
With the above arrangement, on the one hand, the roller 55 can be protected, and on the other hand, the friction force between the driving cylinder 51 and the rubber pad 57 can be increased, thereby increasing the braking effect of the driving cylinder 51.
As one implementation, the roller 55 is made of rubber.
With the above arrangement, the friction between the roller 55 and the ground can be increased.
As an implementation manner, the working platform 2 comprises a lower plate 21 connected with the scissor structure 3, an upper plate 22 is slidingly connected to the upper side of the lower plate 21, a chute 23 is arranged on the upper side of the lower plate 21, a threaded piece 24 is slidingly connected to the chute 23, a screw rod 25 parallel to the extending direction of the chute 23 is connected to the threaded piece 24 in a threaded manner, a second motor 26 is arranged on the lower plate 21, and the second motor 26 is used for driving the screw rod 25 so as to enable the upper plate 22 to transversely move along the lower plate 21 and enable one end of the upper plate 22 to be suspended.
In this application, work platform 2 can transversely extend, increases the working space of operation personnel, in addition, after upper plate 22 lateral movement, can make the operation personnel be close to the power equipment that needs fortune dimension more, convenient fortune dimension.
Specifically, the second motor 26 drives the screw rod 25 to rotate, the screw rod 25 and the threaded member 24 rotate relatively, the threaded member 24 moves along the chute 23, and the threaded member 24 drives the upper plate 22 to move transversely, and one end of the upper plate 22 is suspended, as shown in fig. 5.
As one implementation manner, the upper side of the chassis 1 is slidingly connected with a first lower slide block 6 and a second lower slide block 7, and the lower side of the lower plate 21 is slidingly connected with a first upper slide block 8 and a second upper slide block 9; the scissor-type structure 3 consists of a plurality of first connecting rods 31 and a plurality of second connecting rods 32, wherein the plurality of first connecting rods 31 are sequentially arranged from bottom to top and are parallel to each other, and the second connecting rods 32 are sequentially arranged from bottom to top and are parallel to each other; the lower end of the first connecting rod 31 at the lowest side is hinged with the first lower sliding block 6, the lower end of the second connecting rod 32 at the lowest side is hinged with the second lower sliding block 7, the upper end of the first connecting rod 31 at the highest side is hinged with the first upper sliding block 8, and the second upper sliding block 9 at the upper end of the second connecting rod 32 at the highest side is hinged; the drive mechanism 4 adjusts the spacing between the first lower slider 6 and the second lower slider 7 to extend and retract the scissor structure 3.
In the present application, the driving mechanism 4 stretches and contracts the scissor structure 3 by adjusting the distance between the first lower slider 6 and the second lower slider 7.
Specifically, referring to the above-mentioned patent, when the first lower slider 6 and the second lower slider 7 are close, the first upper slider 8 and the second upper slider 9 are also close, and the scissor structure 3 is extended; when the second lower slider 7 and the first lower slider 6 are far away, the first upper slider 8 and the second upper slider 9 are far away, and the scissor structure 3 is shortened.
As an implementation manner, a first fixing block 10 and a second fixing block 11 are fixedly connected to the upper side of the chassis 1, a guide rod 12 parallel to the screw rod 25 is fixedly connected between the first fixing block 10 and the second fixing block 11, and the first lower sliding block 6 and the second lower sliding block 7 are both slidably connected to the guide rod 12.
By the arrangement, the first lower slider 6 and the second lower slider 7 are more stable in movement.
As an implementation manner, the upper side of the chassis is provided with a mounting groove 13, the driving mechanism 4 comprises belt pulleys 41 rotatably connected to two ends of the mounting groove 13, and a third motor (not shown in the figure) for driving the belt pulleys 41, the two belt pulleys 41 are connected through a belt 43, a first driving block 44 is fixedly connected to the upper side of one end of the belt 43, a second driving block 45 is fixedly connected to the upper side of the other end of the belt 43, a first stirring block 61 is fixedly connected to the lower side of the first lower sliding block 6, a second stirring block 62 is fixedly connected to the lower side of the second lower sliding block 7, one side, away from the second stirring block 62, of the first driving block 44 and the first stirring block 61 is in butt joint, and one side, away from the first stirring block 61, of the second driving block 45 and the second stirring block 62 is in butt joint; the downside of lower plate 21 fixedly connected with is used for adsorbing first electromagnet 14 of first upper slider 8 and is used for adsorbing second electromagnet 15 of second upper slider 9, and first electromagnet 14 sets up the one side of keeping away from first upper slider 8 on first upper slider 8, and second electromagnet 15 sets up the one side of keeping away from first upper slider 8 on second upper slider 9.
Through the above arrangement, when the upper plate 22 moves laterally, the operator can work on the upper plate 22 more stably, preventing the upper end of the present application from toppling over to the side where the upper plate 22 moves.
Specifically, see fig. 5, both ends all are provided with walking subassembly 5 about chassis 1, when upper plate 22 needs to move to the right side, band pulley 41 anticlockwise rotates, first slider 6 and first fixed block 10 butt, first drive piece 44 and first stirring piece 61 are disengaged, second drive piece 45 promotes the second and stirs piece 62 and move left, the second stirs piece 62 and drives second slider 7 and move left, first slider 6 and second slider 7 draw close, scissor structure 3 extends and drive work platform 2 upward movement, at this moment, second slider 9 is adsorbed by second electro-magnet 15, second slider 9 passes through second electro-magnet 15 locking in lower plate 21 downside promptly, and first electro-magnet 14 and first slider 8 are disengaged, first slider 8 and second slider 9 draw close, guarantee that scissor structure 3 is at the time of driving work platform to rise, see fig. 5, scissor structure 3 is in the process of extension, scissor structure 3's focus relatively moves left, and when upper plate 22 moves back to the right side, the upper plate 22 is hung on the side, can prevent to topple over by the left side and fall over as the roller wheel on the bottom of the side of the application station, thereby prevent that the left side from falling over the ground from falling off, this application is easy, the top of the left side of the application station is realized by the upper plate 22, and the ground is prevented from falling down on the left side of the upper plate 55. Similarly, referring to fig. 6, when the upper plate 22 moves leftwards, the belt wheel 41 rotates clockwise, the first driving block 44 toggles the first toggle block 61 to move rightwards, the second lower slider 7 is abutted with the second fixing block 11, the second electromagnet 15 is separated from the second upper slider 9, the first electromagnet 14 adsorbs the first upper slider 8, and when the scissor structure 3 stretches, the gravity center of the scissor structure 3 leans rightwards, so that the application is prevented from tilting leftwards.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (9)
1. The lifting platform is characterized by comprising a horizontal chassis, a working platform is arranged above the chassis, the chassis is connected with the working platform through a scissor-fork structure capable of extending and contracting vertically, a driving mechanism for extending and contracting the scissor-fork structure is arranged on the chassis, and walking components are arranged at two ends of the chassis;
the walking assembly comprises a driving cylinder and a sliding sleeve sleeved at the lower end of the driving cylinder, wherein the upper end of the driving cylinder is fixedly connected with the lower side of the chassis, a through hole is formed in the lower end of the sliding sleeve, a support is fixedly connected with the lower end of the sliding sleeve, a roller is rotatably connected with the support, an output shaft of the driving cylinder penetrates through the through hole and faces the roller, and the end part of the output shaft of the driving cylinder can be abutted with the roller to lock the roller and lift the chassis.
2. The lifting platform with the adjustable chassis level according to claim 1, wherein the upper end of the driving cylinder is fixedly connected with a mounting plate, and the mounting plate is detachably connected with the chassis through bolts.
3. The lifting platform with the adjustable chassis level according to claim 1, wherein a first motor for driving the rollers is arranged on the bracket.
4. The lifting platform with the adjustable chassis level according to claim 1, wherein a rubber pad is arranged at the lower end of an output shaft of the driving cylinder.
5. The lifting platform with the adjustable chassis level according to claim 1, wherein the rollers are made of rubber.
6. The lifting platform with the adjustable chassis level according to claim 1, wherein the working platform comprises a lower plate connected with the scissor structure, an upper plate is connected to the upper side of the lower plate in a sliding manner, a sliding groove is formed in the upper side of the lower plate, a sliding block is connected to the sliding groove in a sliding manner, a screw rod parallel to the extending direction of the sliding groove is connected to the sliding block in a threaded manner, and a second motor is arranged on the lower plate and used for driving the screw rod so that the upper plate moves transversely along the lower plate and one end of the upper plate is suspended.
7. The lifting platform with the adjustable chassis and the leveling mechanism according to claim 6, wherein a first lower slide block and a second lower slide block are connected to the upper side of the chassis, and a first upper slide block and a second upper slide block are connected to the lower side of the lower plate;
the scissor type structure consists of a plurality of first connecting rods and a plurality of second connecting rods, the first connecting rods are sequentially arranged from bottom to top and are parallel to each other, and the second connecting rods are sequentially arranged from bottom to top and are parallel to each other;
the lower end of the first connecting rod at the lowest side is hinged with the first lower sliding block, the lower end of the second connecting rod at the lowest side is hinged with the second lower sliding block, the upper end of the first connecting rod at the uppermost side is hinged with the first upper sliding block, and the second upper sliding block at the upper end of the second connecting rod at the uppermost side is hinged;
the driving mechanism adjusts the distance between the first lower sliding block and the second lower sliding block so as to stretch the scissor-fork structure.
8. The lifting platform with the adjustable chassis level according to claim 7, wherein a first fixing block and a second fixing block are fixedly connected to the upper side of the chassis, a guide rod parallel to the screw rod is fixedly connected between the first fixing block and the second fixing block, and the first lower sliding block and the second lower sliding block are both slidingly connected to the guide rod.
9. The lifting platform with the adjustable chassis and the leveling function according to claim 8, wherein a mounting groove is formed in the upper side of the base, the driving mechanism comprises belt wheels rotatably connected to two ends of the mounting groove, and a third motor for driving the belt wheels, the two belt wheels are connected through a belt, a first driving block is fixedly connected to the upper side of one end of the belt, a second driving block is fixedly connected to the upper side of the other end of the belt, a first stirring block is fixedly connected to the lower side of the first lower sliding block, a second stirring block is fixedly connected to the lower side of the second lower sliding block, one side, away from the second stirring block, of the first driving block and the first stirring block is in butt joint, and one side, away from the first stirring block, of the second driving block and the second stirring block is in butt joint;
the lower side fixedly connected with of hypoplastron is used for adsorbing first electro-magnet of slider and is used for adsorbing the second electro-magnet of slider on the second, first electro-magnet sets up first slider is kept away from one side of first slider on, the second electro-magnet sets up the second is gone up the slider and is kept away from one side of first slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311121196.5A CN117303272A (en) | 2023-08-31 | 2023-08-31 | Lifting platform with adjustable chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311121196.5A CN117303272A (en) | 2023-08-31 | 2023-08-31 | Lifting platform with adjustable chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117303272A true CN117303272A (en) | 2023-12-29 |
Family
ID=89285636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311121196.5A Pending CN117303272A (en) | 2023-08-31 | 2023-08-31 | Lifting platform with adjustable chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117303272A (en) |
-
2023
- 2023-08-31 CN CN202311121196.5A patent/CN117303272A/en active Pending
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