CN111806348A - Automatic lifting ladder for back door of electric vehicle - Google Patents
Automatic lifting ladder for back door of electric vehicle Download PDFInfo
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- CN111806348A CN111806348A CN202010710822.4A CN202010710822A CN111806348A CN 111806348 A CN111806348 A CN 111806348A CN 202010710822 A CN202010710822 A CN 202010710822A CN 111806348 A CN111806348 A CN 111806348A
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- electric vehicle
- back door
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- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/02—Retractable steps or ladders, e.g. movable under shock
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Abstract
The invention discloses a rear door automatic elevator for an electric vehicle, which comprises two mounting and supporting mechanisms, two treading mechanisms and a transmission sleeve, wherein the two mounting and supporting mechanisms respectively comprise a mounting plate and an adjusting plate, the two mounting and supporting mechanisms are distributed in the front and back direction, the left ends of the opposite side walls of the two mounting plates are respectively fixedly inserted with the axial two ends of the transmission sleeve, each adjusting plate is welded on the left side of the bottom end face of each mounting plate by inclining 60 degrees towards the lower left side, and the two treading mechanisms respectively comprise a plurality of first hinge rods, a plurality of second hinge rods and a plurality of mounting back plates. The mounting plates of the two mounting and supporting mechanisms are fixedly mounted below the rear door of the electric vehicle, so that goods can be conveniently transferred and carried up and down by stretching the pedal between the two treading mechanisms at any time.
Description
Technical Field
The invention relates to the technical field of rear door automatic lifting ladders for electric vehicles, in particular to a rear door automatic lifting ladder for an electric vehicle.
Background
With the continuous development of new energy technology, electric vehicles also gradually move into the homes of common users, the back doors of a plurality of electric vehicles are not provided with electric elevators, particularly pick-up trucks, the bodies of the electric vehicles are much higher than those of cars, and the general goods are loaded in a back carriage, so that the goods are not convenient to transfer up and down and are inconvenient to carry, and the carrying efficiency and the daily convenient use are directly affected.
Disclosure of Invention
The invention aims to provide an automatic rear door elevator for an electric vehicle, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automatic back door elevator for electric motor car, tramples mechanism and transmission sleeve, two including two installation supporting mechanism, two installation supporting mechanism all includes mounting panel and regulating plate, two distribute around the installation supporting mechanism, and two mounting panel relative lateral wall left ends respectively with the fixed grafting in transmission sleeve's axial both ends, every the regulating plate all inclines 60 degrees welding in the bottom face left side of every mounting panel to left side below, two trample the mechanism and all include a plurality of first hinge bar, a plurality of second hinge bar and a plurality of installation backplate.
In a further embodiment, each adjusting plate has an adjusting groove formed in the right end surface thereof and extending to the inner cavity of each corresponding mounting plate, the inner cavity of the transmission sleeve is of a hollow structure, the inner cavity of the transmission sleeve is rotatably sleeved with a transmission rod, the two ends of the transmission rod are rotatably extended to the upper ends of the inner cavities of the two adjusting grooves respectively, and the transmission rod is fixedly sleeved with first bevel gears respectively positioned in the inner cavities of the two adjusting grooves.
In a further embodiment, threaded rods are rotatably arranged between the side walls of the upper side and the lower side of the inner cavity of each of the two adjusting grooves, the rotating directions of external threads of the two threaded rods are opposite, second bevel gears rotatably meshed with the two first bevel gears are fixedly sleeved at the top ends of the two threaded rods, a servo motor is fixedly arranged on the bottom end face of each adjusting plate, and the servo motor rotates through the bottom end face of each front adjusting plate through a power shaft and is connected with the bottom end face of each front threaded rod.
In a further embodiment, the front side and the rear side of the right end of each mounting plate are fixedly provided with extension plates, and each extension plate is provided with a mounting hole.
In a further embodiment, each first hinge rod is hinged to each second hinge rod in a diamond structure, each mounting back plate is welded to the tip end of each first hinge rod, and a pedal is fixedly arranged between the bottom ends of the opposite side walls of the front mounting back plate and the rear mounting back plate, which are opposite to each other.
In a further embodiment, each trample the leftmost first hinged lever of mechanism and articulate with the inner chamber bottom of every adjustment tank near open-ended one side position respectively, two the threaded rod all has cup jointed the screw thread adjusting sleeve through the external screw thread rotation, every the radial lateral wall of screw thread adjusting sleeve articulates with every trample the leftmost second hinged lever of mechanism respectively.
In a further embodiment, two installation backplate relative lateral wall left sides uppermost all articulate through the round pin axle has telescopic sleeve, two telescopic sleeve's top all slides and pegs graft and have T type telescopic link, two the top of T type telescopic link is articulated with the bottom end face right side of two installation boards respectively.
In a further embodiment, an automatic lifting method of a rear door automatic elevator for an electric vehicle comprises the following specific steps:
a1, fixedly installing the installation plates of the two installation supporting mechanisms at the position below a rear door of the electric vehicle, and welding each adjustment plate to the left side of the bottom end surface of each installation plate in a manner of inclining 60 degrees towards the left lower side, so that a plurality of first hinge rods and a plurality of second hinge rods of the two treading mechanisms can be stretched and put down towards the right lower side by 60 degrees, and an installation back plate at the tip of each first hinge rod drives a pedal to extend along the horizontal direction, and finally, a step is formed for being conveniently treaded up and down;
a2, wherein the leftmost first hinge rod of each treading mechanism is hinged to one side of the bottom end of the inner cavity of each adjusting groove close to the opening, the radial side wall of each thread adjusting sleeve is hinged to the leftmost second hinge rod of each treading mechanism, during normal folding and unfolding operation, a servo motor is started to drive the front threaded rod to rotate, the second bevel gear at the top end of the front threaded rod drives the front first bevel gear to rotate, the front first bevel gear drives the transmission rod to rotate in the inner cavity of the transmission sleeve, so that the rear first bevel gear rotates to drive the rear threaded rod to rotate, the external threads of the two threaded rods are opposite in rotation direction, finally, the two thread adjusting sleeves can be synchronously adjusted up and down along the axial direction of the outer wall of the threaded rod, and the synchronous up-and-down adjustment of the two thread adjusting sleeves can drive the included angle between the second hinge rod and the first hinge rod to correspondingly change, therefore, the plurality of pedals can be contracted and released, the electric lifting is realized, and the use requirements of users are met.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to an automatic rear door elevator for an electric vehicle, wherein two mounting plates for mounting a supporting mechanism are fixedly mounted at the lower position of a rear door of the electric vehicle, and goods can be conveniently transferred and transported up and down by stretching a pedal between two treading mechanisms at any time.
2. According to the invention, the telescopic sleeves are hinged on the left sides of the opposite side walls of the two mounting back plates on the uppermost side through the pin shafts, the top ends of the two telescopic sleeves are respectively inserted with the T-shaped telescopic rods in a sliding manner, the top ends of the two T-shaped telescopic rods are respectively hinged with the right sides of the bottom end surfaces of the two mounting plates, the T-shaped telescopic rods freely stretch in the inner cavities of the telescopic sleeves, and the hoisting stability of the two treading mechanisms can be enhanced.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a cross-sectional view of the mounting support mechanism of the present invention;
fig. 3 is a top structural cross-sectional view of the drive sleeve and drive rod of the present invention.
In the figure: 1. mounting a supporting mechanism; 11. mounting a plate; 12. an adjusting plate; 13. an adjustment groove; 14. a servo motor; 15. an extension plate; 16. mounting holes; 17. a threaded adjustment sleeve; 18. a threaded rod; 19. a second bevel gear; 2. a drive sleeve; 21. a first bevel gear; 22. a transmission rod; 3. a tread mechanism; 31. a first hinge lever; 32. a second hinge lever; 33. mounting a back plate; 34. a pedal; 35. a telescopic sleeve; 36. t type telescopic link.
Detailed Description
The embodiment of the application solves the problems in the prior art by providing the automatic lifting ladder for the back door of the electric vehicle; the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present embodiment provides a rear door automatic elevator for an electric vehicle, including two mounting support mechanisms 1, two treading mechanisms 3 and a transmission sleeve 2, where the two mounting support mechanisms 1 each include a mounting plate 11 and an adjusting plate 12, the two mounting support mechanisms 1 are distributed in front and rear, and left ends of opposite side walls of the two mounting plates 11 are respectively fixedly inserted into two axial ends of the transmission sleeve 2, each adjusting plate 12 is welded on the left side of a bottom end surface of each mounting plate 11 by inclining 60 degrees to the left lower side, and each treading mechanism 3 includes a plurality of first hinge rods 31, a plurality of second hinge rods 32 and a plurality of mounting back plates 33.
The right end face of each adjusting plate 12 is provided with an adjusting groove 13 extending to the inner cavity of each corresponding mounting plate 11, the inner cavity of the transmission sleeve 2 is of a hollow structure, the inner cavity of the transmission sleeve 2 is rotatably sleeved with a transmission rod 22, two ends of the transmission rod 22 are respectively rotatably extended to the upper ends of the inner cavities of the two adjusting grooves 13, and the transmission rod is fixedly sleeved with first bevel gears 21 respectively positioned in the inner cavities of the two adjusting grooves 13.
Threaded rods 18 are rotatably arranged between the upper side wall and the lower side wall of the inner cavity of each adjusting groove 13, the external threads of the two threaded rods 18 are opposite in rotating direction, second bevel gears 19 which are rotatably meshed with the two first bevel gears 21 are fixedly sleeved at the top ends of the two threaded rods 18, a servo motor 14 is fixedly arranged on the bottom end face of the front adjusting plate 12, and the servo motor 14 penetrates through the bottom end face of the front adjusting plate 12 through rotation of a power shaft and is connected with the bottom end face of the front threaded rod 18.
Every first articulated rod 31 is articulated with being rhombus structure between every second articulated rod 32 respectively, every installation backplate 33 respectively with weld at the pointed end of every first articulated rod 31, fix between the relative lateral wall bottom of two relative installation backplates 33 in front and back and be equipped with footboard 34.
The leftmost first hinged rod 31 of each treading mechanism 3 is hinged to one side of the bottom end of the inner cavity of each adjusting groove 13 close to the opening, the two threaded rods 18 are rotatably sleeved with the threaded adjusting sleeves 17 through external threads, and the radial side wall of each threaded adjusting sleeve 17 is hinged to the leftmost second hinged rod 32 of each treading mechanism 3.
In the embodiment, the mounting plates 11 of the two mounting and supporting mechanisms 1 are fixedly mounted at the lower positions of the rear door of the electric vehicle, each adjusting plate 12 is inclined towards the lower left by 60 degrees and welded at the left side of the bottom end surface of each mounting plate 11, so that the first hinge rods 31 and the second hinge rods 32 of the two treading mechanisms 3 can be stretched and put down towards the lower right by 60 degrees, the mounting back plate 33 at the tip of each first hinge rod 31 drives the pedal 34 to extend along the horizontal direction, and finally, a step is formed to facilitate the use of treading up and down; the leftmost first hinge rod 31 of each treading mechanism 3 is hinged to one side of the bottom end of the inner cavity of each adjusting groove 13 close to the opening, the radial side wall of each thread adjusting sleeve 17 is hinged to the leftmost second hinge rod 32 of each treading mechanism 3, during normal folding and unfolding operation, the servo motor 14 is started to drive the front threaded rod 18 to rotate, the second bevel gear 19 at the top end of the front threaded rod 18 drives the front first bevel gear 21 to rotate, the front first bevel gear 21 drives the transmission rod 22 to rotate in the inner cavity of the transmission sleeve 2, so that the rear first bevel gear 21 rotates to drive the rear threaded rod 18 to rotate, the external thread directions of the two threaded rods 18 are opposite, and finally the two thread adjusting sleeves 17 can be axially and synchronously adjusted up and down along the outer wall of the threaded rod 18, the synchronous up and down adjustment of the two thread adjusting sleeves 17 can drive the included angle between the second hinge rod 32 and the first hinge rod 31 to correspondingly change, therefore, the plurality of pedals 34 can be retracted and released, electric lifting is realized, and the use requirements of users are met.
Example two
Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1:
both sides are all fixed around the right-hand member of every mounting panel 11 and are equipped with extension board 15, have all seted up mounting hole 16 on every extension board 15, run through the mounting hole 16 of every extension board 15 through the bolt, are convenient for realize mounting panel 11 fixed mounting.
Two installation backplate 33 relative lateral wall left sides of the top all have telescopic sleeve 35 through round pin axle is articulated, and the equal slip grafting in top of two telescopic sleeve 35 has T type telescopic link 36, and the top of two T type telescopic links 36 is articulated with the bottom face right side of two mounting panels 11 respectively, freely stretches out and draws back in telescopic sleeve 35 inner chamber through T type telescopic link 36, can strengthen the hoist and mount stability of trampling mechanism 3 to two.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an electric motor car is with back door automatic elevator, includes two installation supporting mechanism (1), two and steps on mechanism (3) and transmission sleeve (2), its characterized in that: two installation supporting mechanism (1) all includes mounting panel (11) and regulating plate (12), two distribution around installation supporting mechanism (1), and two mounting panel (11) relative lateral wall left end respectively with the fixed grafting in axial both ends of transmission sleeve (2), every regulating plate (12) all to the left side below slope 60 degrees welding in the bottom end face left side of every mounting panel (11), two trample mechanism (3) and all include a plurality of first hinge bar (31), a plurality of second hinge bar (32) and a plurality of installation backplate (33).
2. The automatic elevator for the back door of the electric vehicle as claimed in claim 1, wherein: every right-hand member face of regulating plate (12) all sets up the adjustment tank (13) that extend to every mounting panel (11) inner chamber that corresponds, the inner chamber of transmission sleeve (2) is hollow structure, the inner chamber of transmission sleeve (2) rotates and has cup jointed transfer line (22), the both ends of transfer line (22) rotate respectively and extend to the inner chamber upper end of two adjustment tanks (13), and fixed cup joint first bevel gear (21) that are located two adjustment tanks (13) inner chambers respectively.
3. The automatic elevator for the back door of the electric vehicle as claimed in claim 2, wherein: two all rotate between the both sides lateral wall about adjustment tank (13) inner chamber and be equipped with threaded rod (18), and the external screw thread of two threaded rods (18) is revolved to opposite, two the top of threaded rod (18) is all fixed cup jointed with two first bevel gear (21) rotate engaged with second bevel gear (19), the front side the bottom face of adjustment plate (12) is fixed and is equipped with servo motor (14), servo motor (14) rotate the bottom face that runs through front side adjustment plate (12) through the power shaft, and are connected with the bottom face of front side screw rod (18).
4. The automatic elevator for the back door of the electric vehicle as claimed in claim 1, wherein: every both sides all are fixed around the right-hand member of mounting panel (11) and are equipped with extension board (15), every mounting hole (16) have all been seted up on extension board (15).
5. The automatic elevator for the back door of the electric vehicle as claimed in claim 1, wherein: every first articulated pole (31) are articulated with being rhombus structure between every second articulated pole (32) respectively, every installation backplate (33) respectively with weld at the most advanced of every first articulated pole (31), relative two from front to back install fixed footboard (34) between backplate (33) relative lateral wall bottom.
6. The automatic elevator for the back door of the electric vehicle as claimed in claim 3, wherein: every trample the leftmost first hinge rod (31) of mechanism (3) and articulate near open-ended one side position with the inner chamber bottom of every adjustment tank (13) respectively, two threaded rod (18) all have cup jointed screw thread adjusting sleeve (17), every through the external screw thread rotation the radial lateral wall of screw thread adjusting sleeve (17) is articulated with every trample mechanism (3) leftmost second hinge rod (32) respectively.
7. The automatic elevator for the back door of the electric vehicle as claimed in claim 1, wherein: the two top installation backplate (33) relative lateral wall left side all articulates through the round pin axle has telescopic tube (35), two the top of telescopic tube (35) all slides and pegs graft and have T type telescopic link (36), two the top of T type telescopic link (36) is articulated with the bottom end face right side of two mounting panels (11) respectively.
8. The automatic lifting method of the automatic lifting ladder for the back door of the electric vehicle as claimed in claim 1 comprises the following specific steps:
a1, fixedly mounting the mounting plates (11) of the two mounting and supporting mechanisms (1) at the lower position of a rear door of the electric vehicle, welding each adjusting plate (12) at the left side and the lower side with 60-degree inclination at the bottom end face of each mounting plate (11), so that a plurality of first hinge rods (31) and a plurality of second hinge rods (32) of the two treading mechanisms (3) can be stretched and put down at 60-degree inclination at the right side and the lower side, and a mounting back plate (33) at the tip of each first hinge rod (31) drives a pedal (34) to extend along the horizontal direction, and finally, a step is formed to facilitate the treading up and down;
a2, a first hinge rod (31) at the leftmost side of each treading mechanism (3) is respectively hinged with one side position, close to an opening, of the bottom end of an inner cavity of each adjusting groove (13), the radial side wall of each thread adjusting sleeve (17) is respectively hinged with a second hinge rod (32) at the leftmost side of each treading mechanism (3), when the treading mechanism is normally retracted and extended, a servo motor (14) is started to drive a front side thread rod (18) to rotate, a second bevel gear (19) at the top end of the front side thread rod (18) drives a front side first bevel gear (21) to rotate, the front side first bevel gear (21) drives a transmission rod (22) to rotate in the inner cavity of a transmission sleeve (2), so that the rear side first bevel gear (21) rotates to drive a rear side thread rod (18) to rotate, the external threads of the two thread rods (18) are opposite in rotation direction, and finally the two thread adjusting sleeves (17) can be synchronously adjusted up and down along the axial direction of the outer wall, the synchronous up-and-down adjustment of the two thread adjusting sleeves (17) can drive the included angle between the second hinged rod (32) and the first hinged rod (31) to change correspondingly, so that the contraction and the emission of a plurality of pedals (34) are achieved, the electric lifting is realized, and the use requirements of users are met.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010710822.4A CN111806348B (en) | 2020-07-22 | 2020-07-22 | Automatic rear door elevator for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010710822.4A CN111806348B (en) | 2020-07-22 | 2020-07-22 | Automatic rear door elevator for electric vehicle |
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| Publication Number | Publication Date |
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| CN111806348A true CN111806348A (en) | 2020-10-23 |
| CN111806348B CN111806348B (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010710822.4A Active CN111806348B (en) | 2020-07-22 | 2020-07-22 | Automatic rear door elevator for electric vehicle |
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| CN (1) | CN111806348B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112092734A (en) * | 2020-11-12 | 2020-12-18 | 天津滨电电力工程有限公司 | Hidden step and electric power high altitude construction car thereof |
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| Publication number | Publication date |
|---|---|
| CN111806348B (en) | 2024-06-04 |
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