CN216583984U - Lifting platform with large length-width ratio - Google Patents
Lifting platform with large length-width ratio Download PDFInfo
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- CN216583984U CN216583984U CN202122732746.XU CN202122732746U CN216583984U CN 216583984 U CN216583984 U CN 216583984U CN 202122732746 U CN202122732746 U CN 202122732746U CN 216583984 U CN216583984 U CN 216583984U
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Abstract
The utility model relates to a lifting platform with large length-width ratio, which comprises a frame unit, a sliding box body, a lifting chain, a platform component, a lifting motor and a driving chain; the frame units are arranged along a straight line and form a lifting module through the sliding box body and the lifting chain; the platform assembly is fixed between the frame units and fixed with the sliding box body; the transmission chain is meshed with the transmission chain wheel of each lifting module; the driving chain is meshed with the chain wheel of the lifting motor and the chain wheel of at least one lifting module in a surrounding mode, and the lifting motor rotates to drive the sliding box body to move up and down so as to drive the platform assembly to move up and down; the utility model has the characteristics of simple control, stable structure and flexible length design according to the requirement, and can meet the use requirements under some special conditions.
Description
Technical Field
The utility model relates to a lifting platform with a large length-width ratio.
Background
At present, in the industries of logistics transportation, equipment manufacturing and the like, a lifting platform is required to be used for adjusting the height of goods or workpieces. The use of conventional lift platforms is limited in some special cases because the aspect ratio cannot be very large due to the structure. For example, the lifted goods are relatively long, or a platform with a large length-width ratio is needed to assemble the workpieces in the length direction, and the common lifting platform can be realized only by adopting a plurality of parallel lifting platforms. However, the parallel arrangement of the plurality of the units not only increases the use cost of the equipment, but also has higher requirements on system synchronous control and higher failure rate.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lifting platform with a large length-width ratio, which overcomes the defects of the prior art and solves the problem that the lifting of long-size goods cannot be met due to the small length-width ratio of a common lifting platform.
The technical scheme provided by the utility model is as follows:
a high aspect ratio lift platform comprising:
the frame unit is provided with two upright posts with hollow interiors, the bottoms of the two upright posts are connected with a driving sprocket shaft rod, the driving sprocket shaft rod is positioned outside the upright posts and is provided with a driving sprocket and a transmission sprocket, and a lifting sprocket is positioned inside the upright posts; the top of the upright post is provided with a driven chain wheel;
the lifting chain bypasses the driven chain wheel and the lifting chain wheel, and two ends of the lifting chain are fixed at the upper end and the lower end of the sliding box body, so that the sliding box body can move up and down in the upright post;
the frame units are arranged along a straight line, and a lifting module is formed by the sliding box body and a lifting chain;
the platform assembly is fixed among the frame units and is fixed with the sliding box body;
the transmission chain is meshed with the transmission chain wheel of each lifting module through the transmission chain;
the lifting mechanism comprises a lifting motor and a driving chain, wherein the driving chain is meshed with a chain wheel of the lifting motor and at least one driving chain wheel of the lifting module in a surrounding mode, and the lifting motor rotates to drive the sliding box body to move up and down so as to drive the platform assembly to move up and down.
Preferably, the lower part of the upright post is provided with a base plate; the top and the bottom of the upright post are provided with bearings, and the driving chain wheel shaft rod and the driven chain wheel are rotatably arranged on the upright post through the bearings.
Preferably, the structural steel of the upright column is one or more of H-shaped steel, rectangular pipes, round pipes and I-shaped steel.
Preferably, the top of each frame unit is fixed by a connecting cross brace;
preferably, each of the sliding boxes of the lifting module is disposed on the same side of the column.
Preferably, each of the lifting sprockets is driven by the transmission chain to run in the same direction.
The utility model has the beneficial effects that:
the lifting platform with the large length-width ratio has the characteristics of simple control, stable structure and flexible length design according to the requirement, and can be used under some special conditions. Such as lifting and lowering a large length of cargo or providing a platform with a large aspect ratio to achieve assembly along the length of the workpiece.
Drawings
FIG. 1 is a schematic structural view of a lifting platform with a large length-to-width ratio according to the present invention;
FIG. 2 is a schematic view of the construction of the drive sprocket shaft of the high aspect ratio lift platform of the present invention;
FIG. 3 is a schematic view of the construction of the driven sprocket shaft of the lifting platform with large length-to-width ratio of the present invention;
fig. 4 is a schematic structural view of the sliding box of the lifting platform with large length-width ratio of the utility model.
Detailed Description
The utility model is further explained by combining the attached drawings, and the lifting platform with large length-width ratio comprises an upright post 1, a connecting cross brace 2, a platform component 3, a sliding box body 4, a bearing cross beam 5, a lifting motor 6 and a driving chain 7;
a high aspect ratio lift platform comprising:
as shown in fig. 1, the frame unit is provided with two upright posts 1 with hollow interiors, the bottoms of the two upright posts 1 are connected with a driving sprocket shaft rod 11, the driving sprocket shaft rod 11 is provided with a driving sprocket 115 and a transmission sprocket 112 outside the upright posts 1, and a lifting sprocket 113 is provided inside the upright posts 1; a driven chain wheel 123 is arranged at the top of the upright post 1;
the sliding box body 4 and the lifting chain 13 are arranged in the upright post 1, the sliding box body 4 is provided with a roller matched with the inner side wall of the upright post 1, and the lifting chain 13 bypasses the driven chain wheel 123 and the lifting chain wheel 113 and is fixed at the upper end and the lower end of the sliding box body 4 at two ends, so that the sliding box body 4 can move up and down in the upright post 1;
the frame units are arranged in a straight line and form a lifting module through the sliding box body 4 and a lifting chain 13; each sliding box 4 of the lifting module is disposed on the same side of the upright 1, and each lifting sprocket 113 is driven by the transmission chain to run in the same direction.
The platform assembly 3 is fixed between the frame units and fixed with the sliding box body 4 and is used for bearing goods;
the section steel of the upright post 1 can be one of H-shaped steel, rectangular pipes, round pipes and I-shaped steel;
the upright posts 1 are all arranged on the ground, assembled in a mode that two upright posts form a frame unit in a pair, at least arranged at the front, middle and rear positions of the lifting module, and also can be sequentially arranged along a straight line according to the requirement; the frame unit is provided with a driving chain wheel shaft lever 11, a driven chain wheel shaft lever 12 and a lifting chain 13; the connecting cross braces 2 at the top of each upright post 1 are connected through bolts; the sliding box body 4 is arranged in the upright post 1, and the upper end and the lower end of the sliding box body are connected with the lifting chain 13; each bearing cross beam 5 is connected with the sliding box bodies 4 on the left side and the right side through bolts; the platform assembly 3 is arranged on the bearing beam 5, wherein the bearing beam 5 can be a rectangular pipe welding part with flange plates at two ends; a base plate is arranged at the lower part of the upright post 1; the top and the bottom of the upright are provided with bearings, and the driving chain wheel shaft rod 11 and the driven chain wheel 112 are rotatably arranged on the upright 1 through the bearings.
The driving sprocket shaft 11 is arranged at the lower part of the upright post 1; as shown in fig. 2, the driving sprocket shaft 11 comprises a rotating shaft 111, a driving sprocket 112, a lifting sprocket 113, a belt seat bearing 114 and a driving sprocket 115; the rolling bearings 114 are disposed at both ends of the rotating shaft 111, and are used for fixing the rotating shaft 111 and enabling the rotating shaft 111 to rotate freely; the lifting sprocket 113 is disposed inside the belt bearing 114, and converts the rotational motion of the rotating shaft 111 into the linear motion of the lifting chain 13; the driving sprocket 112 is disposed at the inner side of the lifting sprocket 113, and two and symmetrical driving sprockets are disposed for disposing the driving chains, so that the driving chains are disposed in a staggered manner to facilitate coupling and transmission of rotating force between the frame units.
The driven sprocket shaft 12 is disposed on the upper part of the column 1; as shown in fig. 3, the driven sprocket shaft 12 includes a driven shaft 121, a seated bearing 122, and a driven sprocket 123; the rolling bearings 122 are disposed at both ends of the driven shaft 121, and fix the driven shaft 121 and allow the driven shaft 121 to rotate freely; the driven sprocket 123 is disposed at a middle position of the driven shaft 121, and is used to dispose the lifting chain 13.
As shown in fig. 4, the sliding box 4 includes a chain connecting rod 41, a lateral guide wheel 42, a main sliding wheel 43 and a box 44; the chain connecting rod 41 is configured with the upper end and the lower end and is used for connecting the lifting chain 13; four lateral guide wheels 42 are respectively arranged at four positions of the upper, lower, left and right, and are used for stabilizing the sliding box 4 in the up-and-down operation and preventing the platform assembly 3 from swinging in the width direction; two main sliding wheels 43 are respectively arranged at the upper side and the lower side, and are used for preventing the sliding box body 4 from swinging in the length direction of the platform component 3; the box body 44 is provided with a threaded hole for fixing the weighing beam 5.
The frame units can be meshed with the transmission chain wheels 112 of the lifting modules through the transmission chains, and therefore the frame units can work through one power source;
lifting motor 6 and drive chain 7, drive chain 7 through the mode that encircles with lifting motor 6's sprocket and at least one lifting module drive sprocket 115 meshes, thereby through lifting motor 6 rotates the drive thereby it reciprocates to slide box 4 drives platform subassembly 3 reciprocates.
The lifting motor 6 is arranged on the ground; the driving chain 7 may be a plurality of driving sprockets 115 or one driving sprocket, and transmits power to the other driving sprockets through the driving chain, which is used for transmitting the torque of the lifting motor 6 to the respective driving sprocket shafts 11.
The lifting motor 6 can be configured with a brake function, and is used for locking the lifting motor 6 when the platform assembly 3 stops lifting, so as to ensure that the platform assembly 3 does not fall down.
When the platform assembly rises to work, the lifting motor 6 starts to operate to drive the driving chain 7 to operate, then the driving chain 7 and the transmission chain drive all the driving sprocket shaft rods 11 of the lifting platform to rotate, and then the driving sprocket shaft rods 11 drive the lifting chain 13 to operate. Then, the lifting chain 13 drives the sliding box 4 to move upwards, so as to drive the bearing beam 5 to move upwards, and finally, the platform assembly 3 completes the action of moving upwards. In a similar way, when descending, the platform assembly can descend only by lifting the motor 6 for reverse rotation.
The present invention has been described in detail with reference to the preferred embodiments. However, variations and additions to the embodiments will become apparent to those of ordinary skill in the art upon a reading of the foregoing description. It is the intention of the applicants that all such variations and additions fall within the scope of the utility model as claimed.
Claims (6)
1. The utility model provides a big length-width ratio lift platform which characterized in that:
the method comprises the following steps:
the frame unit is provided with two upright posts with hollow interiors, the bottoms of the two upright posts are connected with a driving sprocket shaft rod, the driving sprocket shaft rod is positioned outside the upright posts and is provided with a driving sprocket and a transmission sprocket, and a lifting sprocket is positioned inside the upright posts; the top of the upright post is provided with a driven chain wheel;
the lifting chain bypasses the driven chain wheel and the lifting chain wheel, and two ends of the lifting chain are fixed at the upper end and the lower end of the sliding box body, so that the sliding box body can move up and down in the upright post;
the frame units are arranged along a straight line, and a lifting module is formed by the sliding box body and a lifting chain;
the platform assembly is fixed among the frame units and is fixed with the sliding box body;
the transmission chain is meshed with the transmission chain wheel of each lifting module through the transmission chain;
the lifting mechanism comprises a lifting motor and a driving chain, wherein the driving chain is meshed with a chain wheel of the lifting motor and at least one driving chain wheel of the lifting module in a surrounding mode, and the lifting motor rotates to drive the sliding box body to move up and down so as to drive the platform assembly to move up and down.
2. The lifting platform with large length-width ratio as claimed in claim 1, wherein:
the lower part of the upright post is provided with a base plate; the top and the bottom of the upright post are provided with bearings, and the driving chain wheel shaft rod and the driven chain wheel are rotatably arranged on the upright post through the bearings.
3. A high aspect ratio lift platform according to any of claims 1 to 2, wherein:
the structural steel of the upright column is one or more of H-shaped steel, rectangular pipes, round pipes and I-shaped steel.
4. The lifting platform with large length-width ratio as claimed in claim 1, wherein:
the top of each frame unit is fixed through a connecting cross brace.
5. The lifting platform with large length-width ratio as claimed in claim 1, wherein:
each sliding box body of the lifting module is arranged on the same side of the upright post.
6. The lifting platform with large length-width ratio as claimed in claim 1, wherein:
each lifting chain wheel is driven by the transmission chain to run in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122732746.XU CN216583984U (en) | 2021-11-09 | 2021-11-09 | Lifting platform with large length-width ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122732746.XU CN216583984U (en) | 2021-11-09 | 2021-11-09 | Lifting platform with large length-width ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216583984U true CN216583984U (en) | 2022-05-24 |
Family
ID=81644124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122732746.XU Active CN216583984U (en) | 2021-11-09 | 2021-11-09 | Lifting platform with large length-width ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216583984U (en) |
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2021
- 2021-11-09 CN CN202122732746.XU patent/CN216583984U/en active Active
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