CN212950394U - Step type lifting platform - Google Patents
Step type lifting platform Download PDFInfo
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- CN212950394U CN212950394U CN202021293871.4U CN202021293871U CN212950394U CN 212950394 U CN212950394 U CN 212950394U CN 202021293871 U CN202021293871 U CN 202021293871U CN 212950394 U CN212950394 U CN 212950394U
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Abstract
A step type lifting platform comprises a frame and a step plate; the frame is provided with two upright posts at intervals, and the step plate is positioned between the two upright posts; the step plate comprises a first step plate and a second step plate; guide rails are vertically arranged on the inner sides of the stand columns, supports are arranged on two sides of the first-stage step plate and are slidably arranged on the corresponding guide rails, and the rear ends of the second-stage step plates are hinged to a back plate arranged on the rack; the support is provided with a supporting block, and the secondary step plate falls on the supporting block; an electric push rod is arranged on the frame and connected with the first-stage step plate. The utility model provides a step type elevating platform has the one-level flier that can go up and down, realizes getting on or off the bus of wheelchair, satisfies the requirement that the wheelchair was by bus. The two-step type stepping motor is characterized by also comprising a second-stage stepping plate capable of overturning, wherein the first-stage stepping plate and the second-stage stepping plate can form a two-step stepping structure when the first-stage stepping plate falls down, so that passengers can climb onto a bus, the height difference of steps is moderate, and the requirements of climbing and riding are met.
Description
Technical Field
The utility model belongs to the automobile pedal field especially relates to a step type elevating platform.
Background
The chassis of the passenger car is high, and steps are arranged for facilitating passengers to ride the passenger car. The steps enable passengers to get on or off the vehicle in a double-leg climbing mode, but the wheelchair cannot be conveniently got on or off the vehicle.
In order to realize wheelchair riding, various treatment methods are provided. One is to install a lifting platform on a passenger car, push the wheelchair onto the lifting platform, and lift the lifting platform to the height position same as the floor in the carriage, so that the wheelchair can be pushed into the car, when a passenger needs to take a car in a climbing mode, the passenger only can step on the lifting platform, but the height difference between the lifting platform and the ground and the floor is large, so that the leg lifting amplitude is large when the passenger climbs, and the passenger needs to take the car more laboriously; the other is that a slope is arranged on the passenger car, and the wheelchair is pushed to the floor in the carriage along the slope, but the wheelchair is more laboursome to push due to the larger height difference between the floor and the ground and the larger slope of the slope.
Therefore, the current device cannot meet the requirements of climbing riding and wheelchair riding at the same time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the unable requirement of satisfying simultaneously to climb and take a bus and the wheelchair is taken a bus of current device, provide one kind and can satisfy two kinds of requirements of taking a bus simultaneously and he is not the elevating platform.
In order to achieve the above object, the utility model discloses a technical scheme be:
a step type lifting platform comprises a frame and a step plate;
the frame is provided with two upright posts at intervals, and the step plate is positioned between the two upright posts;
the step plate comprises a first step plate and a second step plate;
guide rails are vertically arranged on the inner sides of the upright posts, support seats are arranged on two sides of the first-stage step plate and are arranged on the corresponding guide rails in a sliding manner,
the rear end of the secondary step plate is hinged on a back plate arranged on the frame;
the support is provided with a supporting block, and the secondary step plate falls on the supporting block when being overturned to be in a horizontal state;
the rack is provided with an electric push rod, and the electric push rod is connected with the first-stage step plate and used for driving the first-stage step plate to lift;
when the support slides to the bottom end of the guide rail, the second-stage step plate is positioned above the first-stage step plate.
Preferably, the first-stage step plate comprises a first step plate and a second step plate, the first step plate is provided with a containing cavity with a port located at the front end, and the second step plate is slidably installed in the containing cavity.
Preferably, sliding seats are arranged on two sides of the second pedal, and an upper pulley and a lower pulley arranged on each sliding seat are in rolling contact with the top surface and the bottom surface of the containing cavity respectively.
Preferably, a limiting plate is arranged at the rear part of the second pedal, a limiting block is arranged on a port of the first pedal, and the limiting block and the limiting plate are arranged oppositely.
Preferably, a cover plate is mounted on a port of the first pedal, and one side edge of the cover plate is hinged with the front end of the first pedal;
an extension spring is arranged between the cover plate and the first pedal, and when the cover plate seals the port of the first pedal, the extension spring is in a state of not generating elastic deformation;
the front end of the second pedal is hinged with a slope plate.
Preferably, a leaf spring is mounted on the second pedal, and when the second pedal is located in the storage cavity, the leaf spring presses against the bottom surface of the storage cavity.
Preferably, the rear end of the second pedal is provided with a mandril, and the rear end of the first pedal is provided with a communication port for extending the mandril;
the support is provided with an elastic guide plate, the bottom of the guide plate is provided with a guide groove with a notch facing the inner side, and the inner wall of the rear side of the guide groove is connected with the front side surface of the guide plate;
the side part of the secondary step plate is provided with a guide block which can enter the guide groove, and the ejector rod is arranged opposite to the guide groove;
when the second pedals are all located in the containing cavities, the ejector rods extend out through the communication ports and push the guide grooves backwards, so that the guide plates swing backwards, and meanwhile, the guide grooves are vertically aligned with the guide blocks on the second-stage step plates which are overturned to be in a vertical state.
Preferably, the support is provided with a top block, and the top block is positioned above the guide plate and is positioned on the rear side of the supporting block;
when the second-level step plate is turned to be in a horizontal state, the top block is attached to the top surface of the second-level step plate.
Preferably, when the support moves to the top end of the guide rail, the surface of the secondary step plate abuts against the rear end of the primary step plate.
Preferably, a handrail is installed at the front side of the support.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
the utility model provides a step type elevating platform has the one-level flier that can go up and down, realizes getting on or off the bus of wheelchair, satisfies the requirement that the wheelchair was by bus. The two-step type stepping motor is characterized by also comprising a second-stage stepping plate capable of overturning, wherein the first-stage stepping plate and the second-stage stepping plate can form a two-step stepping structure when the first-stage stepping plate falls down, so that passengers can climb onto a bus, the height difference of steps is moderate, and the requirements of climbing and riding are met.
The supporting block for supporting the second-level step plate is positioned on the support and can be lifted along with the first-level step plate, the second-level step plate is pushed in the lifting process and is folded and turned to be in a vertical state, and the switching between the wheelchair riding mode and the climbing riding mode is more automatic.
The second pedal can extend and retract from the first pedal, so that the length of the first-stage pedal can be extended and contracted, the first-stage pedal is extended in a wheelchair riding mode, the wheelchair is convenient to bear, the second-stage pedal is shortened in a climbing riding mode, and the occupied space is reduced.
The second footboard passes through gyro wheel on the slide and accomodates chamber rolling contact, has improved the second footboard and has stretched out and the fluency of retracting.
Limiting plate and stopper can restrict stretching out of second footboard, avoid it to deviate from accomodating the chamber, guarantee the assembly connection of structure.
The apron of installation can be when the second footboard withdraws, will accomodate the chamber and seal, and the second footboard of protection accomodating the intracavity to prevent that the second footboard from stretching out by oneself. Meanwhile, when the second pedal extends out, the extension spring can enable the cover plate to be pressed on the second pedal to serve as a ramp, so that the wheelchair can move conveniently and smoothly to the first pedal. The slope plate hinged to the front end of the second pedal can contact the ground to form a slope, so that the wheelchair can be smoothly pushed to the second pedal.
The leaf spring that the second footboard set up presses on accomodating the chamber surface, can produce frictional force, hinders the removal of second footboard, makes the second footboard keep stable in accomodating the intracavity, avoids its free movement.
The ejector pin that sets up can be when the chamber is accomodate in the second footboard withdrawal, and the guide slot of presuming the baffle bottom makes the guide slot aim at the guide block of second grade flier, and when one-level flier descends, the guide block can get into the guide slot to under the guide of baffle, make second grade flier turn over into the horizontality forward, automatic switch back to climb the mode of taking a bus, improved the automation of equipment, strengthened the convenience that equipment used.
The kicking block can form the pushing down to the second grade flier when the first grade flier descends for the second grade flier overturns to the horizontally speed. When the one-level flier rose to highest position, the second grade flier card was in one-level flier rear end, made the one-level flier can hinder the second grade flier to overturn forward, prevented that it from restoring to the horizontality under the dead weight, avoided consequently hindering the decline of one-level flier, improve equipment operation's smoothness nature.
The handrail is arranged on the support to assist passengers to climb and take a bus, so that the comfort of climbing and taking the bus is improved.
Drawings
Fig. 1 is a first schematic structural view of the step-type lifting platform of the present invention;
FIG. 2 is a second schematic structural view of the step-type elevating platform of the present invention;
FIG. 3 is a third schematic structural view of the step-type elevating platform of the present invention;
fig. 4 is a fourth schematic structural view of the step-type lifting platform of the present invention;
fig. 5 is a schematic structural view of the step-type lifting platform of the present invention;
FIG. 6 is a first cross-sectional view of the step-type elevating platform of the present invention;
FIG. 7 is a first cross-sectional view of the step-type elevating platform of the present invention;
FIG. 8 is a schematic structural view of a first step plate of the step-type platform of the present invention;
FIG. 9 is a first cross-sectional view of a first step plate of the step-type platform of the present invention;
FIG. 10 is a second cross-sectional view of the first step plate of the step-type platform of the present invention;
in the above figures: 1. a frame; 11. a column; 12. a back plate; 2. a step plate; 21. a first-level step plate; 22. a second-level step plate; 3. a guide rail; 4. a support; 41. a support block; 42. a guide plate; 43. a guide groove; 44. a top block; 51. a first pedal; 52. a second pedal; 53. a slide base; 531. an upper pulley; 532. a lower pulley; 54. a limiting plate; 55. a limiting block; 56. a top rod; 6. a receiving cavity; 71. a cover plate; 72. a ramp plate; 81. an extension spring; 82. a plate spring; 9. a guide block; 10. a handrail.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 10, the present invention provides a step-type lifting platform, which comprises a frame 1 and a step plate 2.
The frame 1 is provided with two upright posts 11 at intervals, and the step plate 2 is positioned between the two upright posts 11.
The step plate 2 includes a primary step plate 21 and a secondary step plate 22.
The equal vertical guide rail 3 of installing in stand 11 inboard, one-level flier 21 both sides all are provided with support 4, and the equal slidable mounting of support 4 realizes the lift of one-level flier 21 on the guide rail 3 that corresponds, makes one-level flier 21 can rise to with car interior floor parallel and level, can drop to subaerial.
The rear end of the secondary step plate 22 is hinged on the back plate 12 arranged on the frame 1, so that the secondary step plate 22 can be turned over.
The upright post 11 or the support 4 is provided with a supporting block 41, and when the secondary step plate 22 is turned over to be in a horizontal state, the secondary step plate falls on the supporting block 41, so that the supporting block 41 supports the secondary step plate 22, and the passenger can keep the horizontal state in a stepping state.
An electric push rod is arranged on the frame 1 and connected with the first-stage step plate 21 for driving the lifting of the first-stage step plate.
The electric push rod can be replaced by other devices capable of driving the one-level step plate 21 to ascend and descend, for example, a motor is connected with a lead screw, a main shaft of the motor is connected with the lead screw of the lead screw, the lead screw is driven to rotate and rotatably mounted on the upright post 11, a nut of the lead screw is connected with the support 4 or directly connected with the one-level step plate 21, and the motor is driven and the step plate 21 ascends and descends through the transmission of the lead screw.
A first operating point and a second operating point are arranged on the guide rail 3, and when the first-stage step plate 21 is lifted to be level with the floor in the vehicle, the support 4 is positioned at the first operating point; when the primary tread plate 21 is lowered to the ground, the support 4 is located at the second operating point.
When the support 4 is at the second operating point, the secondary step plate 22 is entirely above the primary step plate 21.
The first operating point and the second operating point may be the top end and the bottom end of the guide rail 3, respectively, and when the support 4 slides to the bottom end of the guide rail 3, the second step plate 22 is completely located above the first step plate 21.
As shown in fig. 6 to 10, in order to increase the surface area of the first step plate 21 for easy carrying of the wheelchair, the first step plate 21 includes a first step plate 51 and a second step plate 52.
The first pedal 51 is provided with a containing cavity 6 with a port at the front end, and the second pedal 52 is slidably mounted in the containing cavity 6, so that the first-stage pedal 21 can be stretched and contracted, and the surface area of the second pedal 52 is adjusted through the stretching and the retracting of the second pedal, so that the wheelchair can be fully loaded.
As shown in fig. 6, 7, 9 and 10, in order to improve the smoothness of extending and retracting the second step 52, sliding seats 53 are provided on both sides of the second step 52, and an upper pulley 531 and a lower pulley 532 provided on the sliding seats 53 are in rolling contact with the top surface and the bottom surface of the storage chamber 6, respectively.
The second pedal 52 and the first pedal 51 have less friction due to the rolling of the roller, and are convenient to extend and retract.
In order to prevent the second pedal 52 from being disengaged from the first pedal 51, a stopper plate 54 is provided at the rear of the second pedal 52, and a stopper 55 is provided at the end of the first pedal 51.
The limiting block 55 is arranged opposite to the limiting plate 54, so that the second pedal 52 moves forward, the limiting plate 54 can be pushed against the limiting block 55, and the limiting block 55 blocks the limiting plate 54 to move forward, so that the second pedal 52 is prevented from moving forward, and the second pedal 52 is prevented from being disengaged.
In order to protect the structure in the receiving chamber 6 when the second step 52 is retracted, a cover plate 71 is mounted on the port of the front end of the first step 51, and one side edge of the cover plate 71 is hinged to the top of the front end of the first step 51 so as to be able to turn over.
An extension spring 81 is installed between the cover plate 71 and the first step plate 51, and when the cover plate 71 closes the port of the first step plate 51, the extension spring 51 is in a state of not generating elastic deformation.
As shown in fig. 6, 8 and 9, when the second pedal 52 is pulled out from the first pedal 51, the bottom of the cover 71 is pushed forward, the extension spring 51 is extended to generate elastic force, so that the bottom of the cover 71 is pressed and held on the surface of the second pedal 52, a slope can be formed, and the wheelchair can be smoothly moved from the second pedal 52 to the first pedal 51.
The front end of the second pedal 52 is hinged with a slope plate 72, when the first pedal 21 runs to the second running point, the second pedal 52 extends out of the first pedal 51, and the front end of the slope plate 72 can fall down to touch the ground to form a slope, so that the wheelchair can smoothly move from the ground to the second pedal 52.
In order to keep the second step 52 stable when the second step 52 is retracted into the first step 51, a plate spring 82 is attached to the second step 52.
When the second step 52 is located in the storage chamber 6, the plate spring 82 is elastically deformed to press against the bottom surface of the storage chamber 6, increasing the frictional force to hinder the movement of the second step 52.
When the step-type elevating platform is in the climbing riding mode, as shown in fig. 1, the primary step plate 21 is located at the second operating point, and the secondary step plate 22 is in a horizontal state and falls on the supporting block 41. The passenger enters the vehicle by stepping on the two steps formed by the two step plates.
When the step type lifting platform adopts a wheelchair riding mode, the primary step plate 21 is lifted to push the secondary step plate 22 to turn over to a vertical state, and the state is shown in fig. 2. The second step 52 is pulled out to the state shown in fig. 3. The primary step plate 21 falls to the second operating point and the secondary step plate 22 remains upright until it is in the condition shown in figure 4, pushing the wheelchair onto the primary step plate 21. The primary step plate 21 is raised to the first operating point, and the wheelchair is pushed from the primary step plate 21 to the floor in the vehicle back to the state shown in fig. 3. The second step 52 is retracted into the first step 51, returning to the state shown in fig. 2. The primary step plate 21 descends, flipping the secondary step plate 22 to a horizontal position, returning to the climbing mode as shown in fig. 1.
In order to fully automate the turning of the second step plate 22, a push rod 56 is provided at the rear end of the second step plate 52, and a communication port for extending the push rod 56 is provided at the rear end of the first step plate 51.
The support 4 is provided with a guide plate 42 with elasticity, the bottom of the guide plate 42 is provided with a guide groove 43 with a notch facing the inner side, and the inner wall of the rear side of the guide groove 43 is jointed with the front side surface of the guide plate 42.
The guide plate 42 may be replaced by a plate made of a non-elastic material, and a spring is installed between the guide groove 43 and the first step plate 51 to provide an elastic force required for returning the guide plate 42 which swings backward.
The side of the second-stage step plate 22 is provided with a guide block 9 which can enter into the guide groove, and the post rod 56 is arranged opposite to the guide groove 43.
As shown in fig. 7 and 10, when the second step 52 is fully retracted into the storage chamber 6, the ejector pin 56 protrudes through the communication opening and pushes the guide groove 43 rearward, so that the guide plate 42 is deflected rearward, and the guide groove 43 is vertically aligned with the guide block 9 on the secondary step plate 22.
At this time, the first step plate 21 descends, and the guide block 9 enters the guide groove 43. Since the inner wall of the rear side of the guide groove 43 is engaged with the front side surface of the guide plate 42, the guide block 9 entering the guide groove 43 is slid onto the surface of the guide plate 42. The guide plate 42, the top of which is inclined forward, guides the guide block 9 to move forward, thereby turning the secondary step plate 22 forward to be horizontal.
In order to accelerate the forward turning of the secondary step plate 22, a top block 44 is mounted on the support 4, and the top block 44 is positioned above the guide plate 42 and behind the support block 41.
Under the guide of the guide plate 42, the guide block 9 slides along the surface of the guide plate 42, passes through the space between the top block 44 and the support block 41, the top block 44 presses on the top surface of the secondary step plate 22, and the secondary step plate 22 is presumed to be turned forward to be horizontal.
When the secondary step plate 22 is turned to the horizontal state, the top block 44 abuts on the top surface of the secondary step plate 22.
When the support 4 moves to the first operating point, the surface of the second-level step plate 22 is attached to the rear end of the first-level step plate 21, so that the first-level step plate 21 forms a barrier to forward turning of the second-level step plate 22, and the second-level step plate 22 is ensured to be in a vertical state.
When the first operating point is located at the top end of the guide rail 3, the bracket 4 moves to the top end of the guide rail 3, and the surface of the secondary step plate 22 abuts on the rear end of the primary step plate 21.
In order to improve riding convenience, an armrest 10 is mounted on the front side of the seat 4.
In the climbing and riding mode, the passenger can climb by holding the handrail 10 with his hand, which is more labor-saving.
Claims (10)
1. A step type lifting platform is characterized by comprising a frame (1) and a step plate (2);
the frame (1) is provided with two upright posts (11) at intervals, and the step plate (2) is positioned between the two upright posts (11);
the step plate (2) comprises a first step plate (21) and a second step plate (22);
the inner sides of the upright posts (11) are vertically provided with guide rails (3), two sides of the first-level step plate (21) are provided with support seats (4), the support seats (4) are arranged on the corresponding guide rails (3) in a sliding way,
the rear end of the secondary step plate (22) is hinged on a back plate (12) arranged on the frame (1);
the support (4) is provided with a supporting block (41), and the secondary step plate (22) falls on the supporting block (41) when being turned to a horizontal state;
an electric push rod is arranged on the frame (1), and is connected with the first-stage step plate (21) and used for driving the frame to lift;
when the support (4) slides to the bottom end of the guide rail (3), the second-level step plate (22) is positioned above the first-level step plate (21).
2. The stepped elevating platform according to claim 1, characterized in that said primary step plate (21) comprises a first step plate (51) and a second step plate (52), said first step plate (51) being provided with a housing chamber (6) with a port at the front end, said second step plate (52) being slidably mounted in the housing chamber (6).
3. The stepping type lifting platform according to claim 2, wherein sliding seats (53) are arranged on two sides of the second pedal (52), and an upper pulley (531) and a lower pulley (532) arranged on the sliding seats (53) are respectively in rolling contact with the top surface and the bottom surface of the accommodating cavity (6).
4. The stepping lifting platform according to claim 2, wherein a limiting plate (54) is arranged at the rear part of the second pedal (52), a limiting block (55) is arranged at the port of the first pedal (51), and the limiting block (55) is arranged opposite to the limiting plate (54).
5. The stepping elevating platform according to claim 2, wherein a cover plate (71) is mounted on the port of the first pedal (51), and one side edge of the cover plate (71) is hinged with the top of the front end of the first pedal (51);
an extension spring (81) is arranged between the cover plate (71) and the first pedal (51), and when the cover plate (71) closes the port of the first pedal (51), the extension spring (81) is in a state of not generating elastic deformation;
the front end of the second pedal (52) is hinged with a slope plate (72).
6. The step-type lifting platform according to claim 2, wherein a leaf spring (82) is mounted on the second step (52), and when the second step (52) is located in the receiving cavity (6), the leaf spring (82) presses against the bottom surface of the receiving cavity (6).
7. The stepping type lifting platform according to claim 2, wherein a push rod (56) is arranged at the rear end of the second pedal (52), and a communication port for extending the push rod (56) is arranged at the rear end of the first pedal (51);
an elastic guide plate (42) is installed on the support (4), a guide groove (43) with a notch facing the inner side is formed in the bottom of the guide plate (42), and the inner wall of the rear side of the guide groove (43) is connected with the front side surface of the guide plate (42);
the side part of the secondary step plate (22) is provided with a guide block (9) capable of entering the guide groove, and the ejector rod (56) is arranged opposite to the guide groove (43);
when the second pedals (52) are all located in the containing cavity (6), the ejector rods (56) extend out through the communication openings and push the guide grooves (43) backwards, so that the guide plates (42) swing backwards, and meanwhile, the guide grooves (43) are vertically aligned with the guide blocks (9) on the second-stage pedal plates (22) turned to be vertical.
8. The step-type lifting platform according to claim 7, characterized in that a top block (44) is mounted on the support (4), the top block (44) is positioned above the guide plate (42) and at the rear side of the support block (41);
when the secondary step plate (22) is turned to the horizontal state, the top block (44) is attached to the top surface of the secondary step plate (22).
9. A stepped riser according to claim 1 characterised in that the surface of the secondary step plate (22) abuts the rear end of the primary step plate (21) as the support (4) moves to the top of the guide rail (3).
10. A stepped elevating platform according to claim 1, characterized in that a handrail (10) is mounted on the front side of the support (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021293871.4U CN212950394U (en) | 2020-07-03 | 2020-07-03 | Step type lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021293871.4U CN212950394U (en) | 2020-07-03 | 2020-07-03 | Step type lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212950394U true CN212950394U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021293871.4U Active CN212950394U (en) | 2020-07-03 | 2020-07-03 | Step type lifting platform |
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| CN (1) | CN212950394U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619715A (en) * | 2021-10-11 | 2021-11-09 | 丰县通亚电子科技有限公司 | Electric tricycle for transportation |
| CN114228589A (en) * | 2021-12-16 | 2022-03-25 | 洛阳和合电子科技有限公司 | Vehicle-mounted electric wheelchair loading device |
| CN115159388A (en) * | 2022-07-05 | 2022-10-11 | 江苏大学 | Vehicle-mounted cargo lifting support |
-
2020
- 2020-07-03 CN CN202021293871.4U patent/CN212950394U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619715A (en) * | 2021-10-11 | 2021-11-09 | 丰县通亚电子科技有限公司 | Electric tricycle for transportation |
| CN114228589A (en) * | 2021-12-16 | 2022-03-25 | 洛阳和合电子科技有限公司 | Vehicle-mounted electric wheelchair loading device |
| CN114228589B (en) * | 2021-12-16 | 2024-05-10 | 洛阳和合电子科技有限公司 | Vehicle-mounted electric wheelchair loading device |
| CN115159388A (en) * | 2022-07-05 | 2022-10-11 | 江苏大学 | Vehicle-mounted cargo lifting support |
| CN115159388B (en) * | 2022-07-05 | 2023-10-27 | 江苏大学 | Vehicle-mounted cargo lifting support |
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Effective date of registration: 20220527 Address after: No. 989, Feiyu Road, Huangdao District, Qingdao, Shandong 266400 Patentee after: Qingdao West Coast Quanxiang Vehicle Technology Co.,Ltd. Address before: 266400 Huangdao Industrial Park, Huangdao, Qingdao, Shandong Patentee before: QINGDAO OBOYA AUTO PARTS Co.,Ltd. |