CN211733744U - Structure of lifting platform for motorbike - Google Patents
Structure of lifting platform for motorbike Download PDFInfo
- Publication number
- CN211733744U CN211733744U CN201922405751.2U CN201922405751U CN211733744U CN 211733744 U CN211733744 U CN 211733744U CN 201922405751 U CN201922405751 U CN 201922405751U CN 211733744 U CN211733744 U CN 211733744U
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- China
- Prior art keywords
- fork leg
- base
- inner fork
- locomotive
- fixed
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- 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.)
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Abstract
The utility model relates to a locomotive elevating platform structure, include: a rectangular working table; the base is symmetrically arranged below the workbench; a lifting mechanism, which is crossed by a group of outer fork legs and a group of inner fork legs by taking a central pivot as an axis, wherein one end of each outer fork leg is movably pivoted and fixed on the base, and the other end of each outer fork leg can be glidingly propped against the lower part of the workbench; one end of the inner fork leg is movably pivoted and fixed below the workbench, and the other end of the inner fork leg can be glidingly attached to the surface of the base; one end of the hydraulic cylinder is movably pivoted on the base, and the other end of the hydraulic cylinder protrudes out of a telescopic rod; and two link groups, which are movably pivoted and combined by the first link group and the second link group, one end of the first link group is movably connected with the top end of a telescopic rod of the oil hydraulic cylinder, and the other end of the first link group is movably connected with a central pivot of the lifting mechanism, wherein a through hole is arranged at a proper position of the first link group, and the first link group is fixed by being penetrated and pivoted by a shaft lever fixedly arranged at the upper section of the inner fork leg.
Description
Technical Field
The utility model relates to a locomotive elevating platform structure, concretely relates to supply the maintenance of locomotive to place the laborsaving locomotive elevating platform structure of usefulness.
Background
The present structure of a locomotive (namely a motorcycle) maintenance lifting operation platform mainly comprises: one end of a base frame is hooked with an inclined plate in a crossing way, a scissors-shaped bracket is arranged on the base frame, an operation table is arranged at the upper end of the scissors-shaped bracket, a group of pulleys are arranged at the rear end of the scissors-shaped bracket and slide on the base frame and the operation table respectively, then an oil hydraulic cylinder is arranged and fixed on the base frame, and the other end of the oil hydraulic cylinder is pivoted on the scissors-shaped bracket. Therefore, when the oil hydraulic cylinder directly pushes or pulls the scissors-shaped bracket, the operation platform can be lifted to a certain preset height, but the defects of the maintenance lifting operation platform are as follows: when the push rod of the oil hydraulic cylinder is working, it can directly apply force to the shear-shaped support to produce component force, so that its benefit is reduced, and when the operation table is reduced to minimum extent, it still has a height difference with base seat, so that its folding effect is poor, and its volume after storage is large.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model discloses a locomotive elevating platform structure.
The technical scheme is as follows: locomotive elevating platform structure includes:
a rectangular working table;
the base is symmetrically arranged below the workbench;
a lifting mechanism, which is composed of a set of outer fork legs and a set of inner fork legs that are crossed by taking the central pivot as the axis, wherein,
one end of the outer fork leg is movably pivoted and fixed on the base, and the other end of the outer fork leg can be glidingly propped against the lower part of the workbench;
one end of the inner fork leg is movably pivoted and fixed below the workbench, and the other end of the inner fork leg can be glidingly attached to the surface of the base;
at least one oil pressure cylinder, one end of which is movably pivoted on the base and the other end of which protrudes out of a telescopic rod; and
two link sets, by first link set and second link set with the activity pin joint combination, its one end swing joint is in the telescopic link top of oil hydraulic cylinder, and the other end then swing joint elevating system's central pivot, wherein:
the first connecting rod set has through hole in proper position and is pivoted and fixed via the shaft rod fixed to the upper section of the inner fork leg.
Furthermore, the sliding parts fixedly arranged at the other ends of the outer fork leg and the inner fork leg are wear-resistant sliding blocks respectively.
Furthermore, the sliding block is made of polytetrafluoroethylene.
Furthermore, a guide rail is fixedly arranged at a proper position of the base, so that the other end of the inner fork leg can be abutted and slid.
Furthermore, a first blocking part is arranged at the position of the inner fork leg close to the shaft lever so as to block the second connecting rod group.
Furthermore, the outer fork leg is provided with a second blocking part for the movable pivoting parts of the first connecting rod group and the second connecting rod group of the connecting rod group to be supported and displaced.
The main design points and objectives of the present invention are to utilize two movable connecting rod sets connected in series between the top end of the telescopic rod of the hydraulic cylinder and the center pivots of the joints of the outer fork leg and the inner fork leg, the connecting rod set is connected by the first connecting rod set and the second connecting rod set in a movable pivot joint, and the first connecting rod set is provided with through holes at proper positions, and is fixed by the shaft rod fixed on the upper section of the inner fork leg in a penetrating manner, so as to push or pull the first connecting rod set of the connecting rod set when the telescopic rod of the hydraulic cylinder extends or retracts, and the second connecting rod set is driven to perform the push-pull action of the lever principle by using the shaft rod as the pivot, thereby causing the center pivot to generate the displacement motion, so that the workbench can ascend and descend, and the telescopic rod of the hydraulic cylinder has half-fold labor saving benefit in force application.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a partially exploded perspective view of the present invention.
Fig. 3 is a schematic plan view of the lifting platform structure of the locomotive of the present invention.
Fig. 4 is a schematic plan view of the structure of the locomotive lifting platform according to the present invention.
Fig. 5 is a schematic view (a) of the operation of the oil hydraulic cylinder according to the present invention.
Fig. 6 is a schematic diagram (ii) illustrating the operation of the oil hydraulic cylinder according to the present invention.
Wherein:
1-working table
2-base
21-guide rail
3-lifting mechanism
31-outer fork foot
32-inner fork foot
33-center pivot
34-sliding part
35-first stop
36-second stop
4-oil hydraulic cylinder
41-expansion link
5-linkage
51-first link group
52-second linkage
511-through hole
512-shaft lever
The specific implementation mode is as follows:
the following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
Locomotive elevating platform structure includes:
a worktable 1 which is slightly rectangular;
a base 2 which is arranged below the worktable 1 in a slightly symmetrical way;
a lifting mechanism 3, which is formed by a set of outer fork legs 31 and a set of inner fork legs 32, which are crossed with a central pivot 33 as an axis,
one end of the outer fork leg 31 is movably pivoted and fixed on the base 2, and the other end is glidingly supported below the workbench 1;
one end of the inner fork leg 32 is movably pivoted and fixed below the workbench 1, and the other end is glidingly attached to the surface of the base 2;
at least one hydraulic cylinder 4, one end of which is movably pivoted on the base 2, and the other end of which protrudes out of a telescopic rod 41; and
the two link sets 5 are pivotally connected by a first link set 51 and a second link set 52, one end of each link set is movably connected to the top end of the telescopic rod 41 of the hydraulic cylinder 4, and the other end of each link set is movably connected to the central pivot 33 of the lifting mechanism 3, wherein a through hole 511 is formed at a proper position of the first link set 51 and is pivotally fixed by being penetrated through by a shaft lever 512 fixedly arranged at the upper section of the inner fork leg 32.
As shown in fig. 3 and 5, when the table 1 is lifted by the combination of the above-mentioned main components, the telescopic rod 41 of the hydraulic cylinder 4 is extended to push the linkage 5, and the central pivot 33 is pulled and displaced upward and leftward gradually, so as to move the outer fork leg 31 and the inner fork leg 32 to slide leftward synchronously, thereby lifting the table 1.
As shown in fig. 4 and 6, when the table 1 is lowered, the telescopic rod 41 of the hydraulic cylinder 4 is retracted to pull the linkage 5, and the linkage 5 pushes the central pivot 33 to move downward and gradually, so that the outer fork leg 31 and the inner fork leg 32 are linked to slide rightward and synchronously, and the table 1 is lowered.
As mentioned above, the other ends of the outer fork leg 31 and the inner fork leg 32 are movably slidable, and sliding members 34 are respectively fixed on the ends of the outer fork leg 31 and the inner fork leg 32 to facilitate the displacement sliding of the outer fork leg and the inner fork leg.
Further, a first stopping portion 35 is disposed at a position of the inner fork 32 near the shaft 512 to stop the second linkage 52, so that the continuously retracted telescopic rod 41 can effectively push the linkage and the central pivot to move forward and downward (as shown in fig. 6); on the contrary, as shown in fig. 4, when the workbench 1 is in the retracted state, when the telescopic rod 41 is in the first time of starting to protrude, the movable pivot joints of the first link set 51 and the second link set 52 of the link set 5 just abut against the second stopping portion 36 of the outer fork 32, so as to generate a fulcrum, and the link set 5 is moved upward.
As described above, the present invention can add another set of parallel hydraulic cylinders beside the hydraulic cylinder 4 as required to synchronously apply work to the linkage 5, and certainly, the linkage 5 can also be improved locally in adaptability.
As mentioned above, the other ends of the outer fork leg 31 and the inner fork leg 32 are movable, so that the sliding track will not deviate, the sliding parts 34 are disposed on the ends of the outer fork leg 31 and the inner fork leg 32 on the base 2, and the guide rail 21 is fixed on the appropriate position of the base 2 for the other end of the inner fork leg 32 to abut against and guide the sliding.
As mentioned above, the main design point and purpose of the elevating platform structure of the motorcycle disclosed by the present invention is to provide two connecting rod sets 5 movably connected in series between the top end of the telescopic rod 41 of the hydraulic cylinder 4 and the central pivot 33 at the joint of the outer fork leg 31 and the inner fork leg 32, the link assembly 5 is pivotally connected to the first link assembly 51 and the second link assembly 52, and a through hole 511 is formed at a proper position of the first link assembly 51 and is pivotally fixed by being penetrated through a shaft rod 512 fixed to an upper section of the inner fork 32, so that when the telescopic rod 41 of the hydraulic cylinder 4 is extended or retracted, will push or pull the first link set 51 of the link set 5 to drive the second link to act as the push-pull action of the lever principle with the shaft lever 512 as the fulcrum, the central pivot 33 is displaced to lift the working platform 1, so that the telescopic rod 41 of the hydraulic cylinder 4 can exert force with half the effort.
Referring to fig. 4, as mentioned above, the structure of the locomotive lifting platform of the present invention, wherein the connecting rod set 5 is designed to allow the working platform 1 to completely descend to cover the base 2, so as to reduce the overall volume of the folded working platform to the minimum without occupying space.
Other and further improved embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow, and it is not intended to limit the invention to the particular embodiments described herein, but rather, to the contrary, the scope thereof is to be determined by the claims that follow. It should be noted that many other similar embodiments can be constructed by those skilled in the art according to the inventive concept, which are all within the scope of the invention.
Claims (6)
1. Locomotive elevating platform structure, its characterized in that includes:
a rectangular working table;
the base is symmetrically arranged below the workbench;
a lifting mechanism, which is composed of a set of outer fork legs and a set of inner fork legs that are crossed by taking the central pivot as the axis, wherein,
one end of the outer fork leg is movably pivoted and fixed on the base, and the other end of the outer fork leg can be glidingly propped against the lower part of the workbench;
one end of the inner fork leg is movably pivoted and fixed below the workbench, and the other end of the inner fork leg can be glidingly attached to the surface of the base;
at least one oil pressure cylinder, one end of which is movably pivoted on the base and the other end of which protrudes out of a telescopic rod; and
two link sets, which are movably pivoted and combined by a first link set and a second link set, one end of which is movably connected with the top end of a telescopic rod of the oil hydraulic cylinder, and the other end is movably connected with a central pivot of the lifting mechanism, wherein:
the first connecting rod set has through hole in proper position and is fixed via the shaft rod fixed to the upper section of the inner fork leg.
2. The locomotive lifting platform structure of claim 1, wherein the sliding member fixed to the other end of the outer fork leg and the other end of the inner fork leg are a wear-resistant sliding block.
3. The locomotive lift platform structure of claim 2, wherein the slider is polytetrafluoroethylene.
4. The locomotive lifting platform structure of claim 1, wherein the base is provided with a guide rail at a suitable position for the other end of the inner fork leg to slide against.
5. The locomotive lifting platform structure of claim 1, wherein the inner fork leg is provided with a first stop portion near the shaft for stopping the second linkage.
6. The locomotive lifting platform structure of claim 1, wherein the outer fork leg has a second stopping portion for supporting and displacing the movable pivot joints of the first and second linkage of the linkage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922405751.2U CN211733744U (en) | 2019-12-27 | 2019-12-27 | Structure of lifting platform for motorbike |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922405751.2U CN211733744U (en) | 2019-12-27 | 2019-12-27 | Structure of lifting platform for motorbike |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211733744U true CN211733744U (en) | 2020-10-23 |
Family
ID=72871294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922405751.2U Expired - Fee Related CN211733744U (en) | 2019-12-27 | 2019-12-27 | Structure of lifting platform for motorbike |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211733744U (en) |
-
2019
- 2019-12-27 CN CN201922405751.2U patent/CN211733744U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |