CN221070880U - Lifting limiting device for platform trolley - Google Patents
Lifting limiting device for platform trolley Download PDFInfo
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- CN221070880U CN221070880U CN202322867440.4U CN202322867440U CN221070880U CN 221070880 U CN221070880 U CN 221070880U CN 202322867440 U CN202322867440 U CN 202322867440U CN 221070880 U CN221070880 U CN 221070880U
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- 230000004075 alteration Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of lifting limiting devices, and discloses a lifting limiting device for a platform trolley, which comprises supporting legs, wherein universal wheels are arranged at the lower parts of the first sides of the supporting legs, idler wheels are arranged at the lower parts of the second sides of the supporting legs, the upper parts of the supporting legs are fixedly connected with first sliding rails, the side surfaces of the first sliding rails are fixedly connected with second sliding rails, a hydraulic equipment controller is arranged in the middle of the first sides of the supporting legs, hydraulic rods are arranged in the second sliding rails, and flat plate type side tables are arranged in the first sliding rails. This a lift stop device for platform dolly through adjusting the height of spacing slider, rotates the positioning nut simultaneously, and the positioning nut drives the high of first threaded rod and finely tunes, and the back is adjusted to the high of first threaded rod, and first threaded rod can carry out spacing processing to the lift in-process of flat side platform to flat side platform upward movement in-process, first threaded rod.
Description
Technical Field
The utility model relates to the technical field of lifting limiting devices, in particular to a lifting limiting device for a platform trolley.
Background
When materials or products are transported between the machine stations, the transporting trolley is used for transporting the materials or the products, when the materials are transported, the lifting device can be used for driving the height of the platform trolley to be adjusted, the materials are conveniently carried to the high position, meanwhile, when the materials move upwards, the highest position of the materials which move downwards is required to be limited, position deviation is avoided, and the height of the trolley which moves upwards is limited by the limiting device.
Among the patents issued, in chinese patent with the issued bulletin number "CN201911185258.2", a lifting trolley is disclosed; according to the invention, the lifting carrier assembly can slide back and forth along the vertical direction relative to the support, when the lifting carrier assembly rises to the highest point, the connecting rod assembly moves to the limit position and can be kept at the limit position, and then the lifting carrier assembly can be kept at the highest point. The connecting rod assembly is positioned at the dead point of the mechanism of the lifting platform assembly, so that the lifting platform assembly is kept at the highest position;
in the lifting trolley, after limiting the highest position of the lifting equipment by using the limiting device, the height of the limiting device cannot be adjusted, so that the height of the limiting device cannot be accurately limited when carrying materials to different heights, the application efficiency of the lifting limiting device can be influenced, and therefore, the lifting limiting device for the platform trolley is provided.
Disclosure of utility model
Aiming at the defects of the existing lifting limiting device for the platform trolley, the utility model provides the lifting limiting device for the platform trolley, which is provided with the rotating positioning screw cap, wherein the positioning screw cap drives the downward extensible interval of the lower end of the first threaded rod to regulate and control, so that the lifting height of the platform can be regulated and controlled conveniently and accurately, and the problems in the background technology are solved.
The utility model provides the following technical scheme: the utility model provides a lift stop device for platform dolly, includes the supporting leg, the universal wheel is installed to the lower part of supporting leg first side, the gyro wheel is installed to the lower part of supporting leg second side, the first slide rail of upper portion fixedly connected with of supporting leg, the side fixedly connected with second slide rail of first slide rail, the middle part of supporting leg first side is provided with the hydraulic equipment controller, the inside of second slide rail is provided with the hydraulic stem, the inside of first slide rail is provided with flat side platform, the inboard fixedly connected with side platform of flat side platform, the middle part of side platform lower extreme is provided with spacing conical head, the inside activity of first slide rail has cup jointed spacing slider, the internal thread of spacing slider is connected with first threaded rod, the external thread of first threaded rod has cup jointed the positioning nut, the middle part fixedly connected with back pinion rack in the outside, the both sides of spacing slider rear end are provided with the gear, the side activity of back pinion has cup jointed the side locating plate, the inside thread connection of side locating plate has the second threaded rod.
Preferably, a connecting pipe is arranged between the hydraulic equipment controller and the hydraulic rod, and the side surface of the flat plate type side table is arranged outside the hydraulic rod.
Preferably, a group of universal wheels and idler wheels are respectively arranged on two sides of the supporting leg, and a handle is arranged on the outer side of the first sliding rail.
Preferably, the first sliding rail is provided with two groups, meanwhile, the inner side of the first sliding rail is provided with a sliding groove, and the side table is positioned between the two groups of flat plate type side tables.
Preferably, the limiting cone head is arranged on two sides of the front end of the side table, and the locking hook is arranged in the middle of the side table.
Preferably, a sliding groove is formed in the first sliding rail, the limiting sliding block is located in the sliding groove, the positioning nut is located at the lower portion of the limiting sliding block, and the limiting sliding block is located at the upper portion of the flat-plate-type side table.
Preferably, the gear teeth are mounted on the outer side of the rear toothed plate and the inner side of the side positioning plate, the gear is rotatable at the rear end of the limit sliding block, and the gear passes through the first sliding rail and is in a meshed state with the rear toothed plate and the side positioning plate.
Compared with the existing lifting limiting device for the platform trolley, the lifting limiting device has the following beneficial effects:
1. This a lift stop device for platform dolly through adjusting the height of spacing slider, rotates the positioning nut simultaneously, and the positioning nut drives the high of first threaded rod and finely tunes, and the back is adjusted to the high of first threaded rod, and first threaded rod can carry out spacing processing to the lift in-process of flat side platform to flat side platform upward movement in-process, first threaded rod.
2. This a lift stop device for platform dolly, through rotatory gear, highly can carry out meshing motion between gear and the side locating plate, when the gear reciprocates, but increase stability, and the height control back of limit slider simultaneously rotates the second threaded rod, and the second threaded rod drives the side locating plate and moves inboard, and the side locating plate extrudees the position of gear outside simultaneously to after prescribing a limit to the height of gear, avoid the position of gear to appear deviating the problem.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic view of the back view of the main body of the present utility model;
FIG. 3 is an enlarged schematic diagram of the limiting device of the present utility model;
FIG. 4 is a schematic view of a back view of the stop device of the present utility model;
Fig. 5 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 1. support legs; 2. a universal wheel; 3. a roller; 4. a first slide rail; 5. a second slide rail; 6. a hydraulic device controller; 7. a hydraulic rod; 8. a flat plate type side table; 9. a side table; 10. limiting cone head; 11. a limit sliding block; 12. a first threaded rod; 13. positioning a screw cap; 14. a rear toothed plate; 15. a gear; 16. a side positioning plate; 17. and a second threaded rod.
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, 2, 3, 4 and 5, a lifting limiting device for a platform trolley comprises a supporting leg 1, wherein a universal wheel 2 is installed at the lower part of a first side of the supporting leg 1, the universal wheel 2 drives an angle of a travelling direction to be regulated and controlled, a roller 3 is installed at the lower part of a second side of the supporting leg 1, the roller 3 drives the trolley to move, a first sliding rail 4 is fixedly connected at the upper part of the supporting leg 1, the first sliding rail 4 drives a flat-plate-type side table 8 to provide a movable space, the stability of the flat-plate-type side table 8 during movement is improved, a second sliding rail 5 is fixedly connected at the side surface of the first sliding rail 4, a hydraulic device is driven by the second sliding rail 5 to be installed and limited, a hydraulic device controller 6 is arranged at the middle part of the first side of the supporting leg 1, a hydraulic rod 7 is arranged in the second sliding rail 5, the hydraulic rod 7 drives the height of the flat-plate-type side table 8 to be regulated, the inside of the first sliding rail 4 is provided with a flat plate type side table 8, the inner side of the flat plate type side table 8 is fixedly connected with a side table 9, the side table 9 drives equipment to be placed, the middle part of the lower end of the side table 9 is provided with a limit cone head 10, the inside of the first sliding rail 4 is movably sleeved with a limit slide block 11, the height of the limit slide block 11 is adjusted, the limit slide block 11 drives the height of a first threaded rod 12 to be adjusted, the inside thread of the limit slide block 11 is connected with the first threaded rod 12, the external thread of the first threaded rod 12 is sleeved with a positioning nut 13, the positioning nut 13 rotates the positioning nut 13 adjusts the height of the first threaded rod 12, the first threaded rod 12 limits the movable height of the flat plate type side table 8, the middle part of the outer side of the first sliding rail 4 is fixedly connected with a rear toothed plate 14, the two sides of the rear end of the limit slide block 11 are provided with gears 15, the positions of the rear toothed plate 14 and the gears 15 are in meshed connection, the side face of the rear toothed plate 14 is movably sleeved with a side locating plate 16, the inner thread of the side locating plate 16 is connected with a second threaded rod 17, the second threaded rod 17 is rotated, the second threaded rod 17 drives the side locating plate 16 to move inwards, and the side locating plate 16 can squeeze and limit the position outside the gear 15.
Referring to fig. 2, a connecting pipe is installed between the hydraulic equipment controller 6 and the hydraulic rod 7, the side surface of the flat plate type side table 8 is installed outside the hydraulic rod 7, and the connecting pipe is installed between the hydraulic equipment controller 6 and the hydraulic rod 7, when the equipment hydraulic rod 7 is used, the hydraulic equipment controller 6 is stepped on to drive the oil pressure state inside the hydraulic rod 7 to regulate and control, so that the height of the flat plate type side table 8 installed outside the hydraulic rod 7 can be driven to be regulated and controlled, and the height of the flat plate type side table 8 can be regulated and controlled.
Referring to fig. 1, a group of universal wheels 2 and rollers 3 are respectively installed on two sides of a supporting leg 1, handles are installed on the outer sides of a first sliding rail 4, the universal wheels 2 and the rollers 3 are installed at the front end and the rear end of the lower portion of the supporting leg 1, the universal wheels 2 control the angle of the forward direction, and meanwhile, after the universal wheels 2 and the rollers 3 roll on the ground, the supporting leg 1 can be driven to integrally move.
Referring to fig. 2, two sets of sliding rails are installed on the first sliding rail 4, meanwhile, sliding grooves are formed in the inner side of the first sliding rail 4, the lateral platform 9 is located between the two sets of flat board type lateral platforms 8, and after the sliding grooves are formed in the first sliding rail 4 through movable sleeving of the flat board type lateral platforms 8, the sliding grooves formed in the first sliding rail 4 drive the flat board type lateral platforms 8 to provide a movable space, namely, stability can be increased when the height of the flat board type lateral platforms 8 is regulated and controlled.
Referring to fig. 1, the limiting cone 10 is installed on two sides of the front end of the side stand 9, the latch hook is installed in the middle of the side stand 9, the limiting cone 10 is installed on the front end of the side stand 9, the limiting cone 10 can drive equipment and the mounting frame to limit, meanwhile, the latch hook is installed in the middle of the side stand 9, and after the latch hook is installed and limited, the problem of deviation of the position of the platform trolley can be avoided.
Referring to fig. 5, a sliding groove is formed in the first sliding rail 4, a limit sliding block 11 is located in the sliding groove, a positioning nut 13 is located at the lower portion of the limit sliding block 11, the limit sliding block 11 is located at the upper portion of the flat-plate-type side table 8, the sliding groove is movably sleeved in the sliding groove formed in the inner side of the first sliding rail 4, the sliding groove limits the moving track of the limit sliding block 11, the positioning nut 13 is rotated, the positioning nut 13 drives the distance between the lower end of the first threaded rod 12 and the positioning nut 13 to be regulated, namely, the positioning nut 13 can extend downwards, and meanwhile, when the flat-plate-type side table 8 moves upwards, the positioning nut 13 can limit the lifting height of the flat-plate-type side table 8, and the lifting height of the flat-type side table 8 can be regulated by rotating the positioning nut 13.
Referring to fig. 3, the outer side of the rear toothed plate 14 and the inner side of the side positioning plate 16 are both provided with gear teeth, the gear 15 is rotatable at the rear end of the limit slider 11, the gear 15 passes through the first sliding rail 4 and is engaged with the rear toothed plate 14 and the side positioning plate 16, the gear 15 mounted at the outer side of the limit slider 11 extends to the outer side of the first sliding rail 4, and the gear 15 and the rear toothed plate 14 are engaged with each other, i.e. when the limit slider 11 moves downwards, the limit slider 11 drives the gear 15 and the rear toothed plate 14 to perform engaged movement, so that stability is increased when the height of the limit slider 11 is conveniently driven to adjust and control, and the second threaded rod 17 is rotated, the second threaded rod 17 drives the side positioning plate 16 to be attached to the outer side of the gear 15, the side positioning plate 16 performs auxiliary clamping limiting on the position of the gear 15, i.e. the height of the limit slider 11 can perform auxiliary positioning, i.e. the problem that deviation occurs in the position of the limit slider 11 is avoided, so that the height of the limit slider 11 can be adjusted and controlled, and convenience and stability are increased when the height of the flat-plate type side table 8 is continuously adjusted and controlled.
Working principle: when the movable type movable track limiting device is used, the hydraulic equipment controller 6 is pressed to drive the hydraulic rod 7 to perform telescopic regulation and control, the hydraulic rod 7 can carry the flat plate type side table 8 to adjust in height, the side table 9 is driven, the side table 9 can carry equipment to increase in height, the limiting cone 10 is utilized to drive the side table 9 to align and limit the position between the side table 9 and the mounting frame, the height of the limiting slide block 11 is adjusted, the second threaded rod 17 is rotated, the second threaded rod 17 drives the side positioning plate 16 to squeeze and limit the outer side of the gear 15, namely the position of the gear 15 can be limited, and meanwhile when the height of the flat plate type side table 8 is sleeved, the flat plate type side table 8 carries the first threaded rod 12 to limit the movable track of the flat plate type side table 8.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a lift stop device for platform dolly, includes supporting leg (1), universal wheel (2) are installed to the lower part of supporting leg (1) first side, gyro wheel (3) are installed to the lower part of supporting leg (1) second side, the upper portion fixedly connected with first slide rail (4) of supporting leg (1), the side fixedly connected with second slide rail (5) of first slide rail (4), the middle part of supporting leg (1) first side is provided with hydraulic equipment controller (6), the inside of second slide rail (5) is provided with hydraulic rod (7), the inside of first slide rail (4) is provided with flat board side platform (8), the inboard fixedly connected with side platform (9) of flat board side platform (8), the middle part of side platform (9) lower extreme is provided with spacing conical head (10), its characterized in that: the inside activity of first slide rail (4) has cup jointed spacing slider (11), the inside threaded connection of spacing slider (11) has first threaded rod (12), the external screw thread of first threaded rod (12) has cup jointed positioning nut (13), the middle part fixedly connected with back pinion rack (14) in the outside of first slide rail (4), the both sides of spacing slider (11) rear end are provided with gear (15), the side activity of back pinion rack (14) has cup jointed side locating plate (16), the inside threaded connection of side locating plate (16) has second threaded rod (17).
2. A lifting and lowering stop for a platform truck according to claim 1, wherein: a connecting pipe is arranged between the hydraulic equipment controller (6) and the hydraulic rod (7), and the side surface of the flat plate type side table (8) is arranged outside the hydraulic rod (7).
3. A lifting and lowering stop for a platform truck according to claim 1, wherein: the universal wheels (2) and the idler wheels (3) are respectively arranged on two sides of the supporting legs (1), and handles are arranged on the outer sides of the first sliding rails (4).
4. A lifting and lowering stop for a platform truck according to claim 1, wherein: two groups of sliding rails are arranged on the first sliding rail (4), meanwhile, sliding grooves are formed in the inner side of the first sliding rail (4), and the side tables (9) are located between the two groups of flat plate type side tables (8).
5. A lifting and lowering stop for a platform truck according to claim 1, wherein: the limiting cone head (10) is arranged on two sides of the front end of the side table (9), and a lock hook is arranged in the middle of the side table (9).
6. A lifting and lowering stop for a platform truck according to claim 1, wherein: the sliding chute is formed in the first sliding rail (4), the limiting sliding block (11) is located in the sliding chute, the positioning nut (13) is located at the lower portion of the limiting sliding block (11), and the limiting sliding block (11) is located at the upper portion of the flat-plate-type side table (8).
7. A lifting and lowering stop for a platform truck according to claim 1, wherein: the gear teeth are arranged on the outer side of the rear toothed plate (14) and the inner side of the side positioning plate (16), the gear (15) is rotatable at the rear end of the limit sliding block (11), and the gear (15) passes through the first sliding rail (4) and is in a meshed state with the rear toothed plate (14) and the side positioning plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322867440.4U CN221070880U (en) | 2023-10-25 | 2023-10-25 | Lifting limiting device for platform trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322867440.4U CN221070880U (en) | 2023-10-25 | 2023-10-25 | Lifting limiting device for platform trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221070880U true CN221070880U (en) | 2024-06-04 |
Family
ID=91260652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322867440.4U Active CN221070880U (en) | 2023-10-25 | 2023-10-25 | Lifting limiting device for platform trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221070880U (en) |
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2023
- 2023-10-25 CN CN202322867440.4U patent/CN221070880U/en active Active
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