CN211685436U - Liftable steering driving wheel mechanism and carrying electric vehicle - Google Patents
Liftable steering driving wheel mechanism and carrying electric vehicle Download PDFInfo
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- CN211685436U CN211685436U CN202020122026.4U CN202020122026U CN211685436U CN 211685436 U CN211685436 U CN 211685436U CN 202020122026 U CN202020122026 U CN 202020122026U CN 211685436 U CN211685436 U CN 211685436U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000003860 storage Methods 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 10
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- 230000009471 action Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
The utility model discloses a liftable turn to driving wheel mechanism and transport electric motor car, including automobile body, chassis, front wheel, rear wheel, steering handle, steering column sleeve, reset spring, footboard, shift fork, power wheel, the power wheel is from taking in-wheel motor, locates the steering column lower extreme, steering handle and steering column top fixed connection, the steering column passes through steering column sleeve and body connection, the chassis rear end is located to the footboard, forms rotatable coupling through rotation axis and chassis rear end, reset spring locates between automobile body and the footboard, the steering column is connected to shift fork one end, the other end and footboard fixed connection. The utility model has simple structure and small occupied chassis space; the vehicle can turn in situ by 360 degrees, or the turning radius is zero, thereby being greatly convenient for the use of indoor narrow space; when the vehicle is used, the electric mode can be realized when people stand on the vehicle, and the manual mode is realized when people get off the vehicle, so that the conversion is natural and convenient.
Description
Technical Field
The utility model relates to a turn to drive technical field, especially relate to a liftable turn to driving wheel mechanism and transport electric motor car.
Background
The existing four-wheel electric vehicle mostly adopts a trapezoidal connecting rod steering mechanism, has a complex structure, occupies a large amount of space of a chassis, is not beneficial to optimizing the layout of the chassis, fully utilizes the space, is also prevented from reducing the weight of an electric carrier, has a large steering radius, and cannot be used in indoor places with narrow roads, such as nurses in hospital institutions, small trolleys in workshops, and the like. The transport electric motor car of operation often needs electronic and manual free conversion in narrow and small indoor place, for example can be electronic in the passageway of broad in order to improve handling efficiency, but in getting into the room for avoiding the indoor facility of too fast collision, need convert to manual propulsion, current four-wheel electric motor car mode of driving is mostly all to sit the mode of driving, and electronic and manual mode conversion is inconvenient, can not be applicable to the workplace of saying so above.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a liftable turn to driving wheel mechanism and transport electric motor car, this mechanism adopts a power wheel that is equipped with in-wheel motor, drive the drive wheel through the transfer line and turn to, through the footboard, the lift of pulling fork mechanism and reset spring control drive wheel and the output of drive power, realize steering control and drive control's integration, can 360 degrees pivot turns to, adopt the formula of driving at a station mode of driving, can be as required at any time by electronic conversion manual, the conversion is natural convenient
The technical scheme of the utility model is realized like this:
a lifting steering driving wheel mechanism comprises a vehicle body, a chassis, front wheels and rear wheels, wherein the front wheels and the rear wheels are respectively provided with two steering handles, two steering columns, two steering column sleeves, two return springs, two pedals, two shifting forks and a power wheel, the power wheel is provided with a hub motor and is arranged at the lower end of the steering column, the steering handles are cross rods, the middle of each steering column sleeve is fixedly connected with the top of the corresponding steering column, the two steering column sleeves are coaxially and respectively fixedly connected to the upper portion and the lower portion of the middle of the rear side face of the vehicle body, the steering column sleeves are arranged in the steering column sleeves, the pedals are arranged at the rear end of the chassis and rotatably connected with the rear end of the chassis through rotating shafts, the two return springs are respectively arranged at the two sides of the rear side face of the vehicle body, one end of each return spring is fixedly connected with the vehicle body, the other end of the shifting fork is fixedly connected with the pedal, one end of the shifting fork is sleeved on a power wheel at the lower end of the steering column, the other end of the shifting fork is fixedly connected with the pedal, a gap is formed between the power wheel and the ground under the action of the tension of the reset spring, and the power wheel is connected with a power supply.
Furthermore, the left side and the right side of the front side of the pedal are both provided with 7-shaped bending plates extending upwards, an arc plate is arranged between the two bending plates, the upper end of the arc plate is capped, and the shifting fork is fixedly connected with the inner side surface of the arc plate.
Further, the shift fork includes fixed cover, fixed plate, fixed cover cup joints with the steering column mutually, fixed plate one end and fixed cover fixed connection, one end fork becomes two bar boards and outwards extends to circular arc inboard surface and fixed connection.
Furthermore, one end of the steering handle is provided with a speed regulator, a brake cable mounting clamp and a brake cable, and the speed regulator and the brake cable are connected with the power wheel.
Furthermore, a limit stop is arranged at the upper part of the steering column and is arranged on the upper part of the steering column sleeve.
The utility model discloses a theory of operation: the pedal is connected with the steering column through the shifting fork, the reset spring is installed between the pedal and the vehicle body, and under the action of the pulling force of the reset spring, a gap exists between the power wheel and the ground, so that even if the speed regulator on the rotary steering handle rotates, the power wheel does not generate friction with the ground due to suspension and idle running of the power wheel, and the electric vehicle does not run. When a user stands on the pedal, the power wheel is pressed on the ground through the shifting fork under the action of the gravity of the user. At the moment, the speed regulator is rotated, the power wheel rotates to generate power to drive the trolley to run, and the steering handle is rotated to drive the power wheel to rotate, so that the running direction of the trolley is controlled. When the user leaves the pedal, the power wheel rises to a certain height under the action of the return spring, and is separated from the ground, and the trolley loses the driving force. At which point the user can manually push to continue forward.
The utility model also provides a transport electric motor car, turn to driving wheel mechanism including foretell liftable, be equipped with the electrical apparatus case on the chassis, the upper end opening, be equipped with the storage battery in the electrical apparatus case, the storage battery is associative with the power wheel, the automobile body upper end has set firmly last storage box, be equipped with down storage box above the electrical apparatus case, this lower storage box and electrical apparatus case swing joint, automobile body rear side upper end left and right both sides all are equipped with first handrail, it is equipped with the second handrail to go up the storage box front side.
Furthermore, a channel steel is fixedly arranged in the middle of the rear side face of the vehicle body, the opening of the channel steel faces outwards, and the steering column sleeve is fixedly connected with the bottom surface of the channel steel.
Furthermore, the front side and the back side of the storage battery at the bottom of the electric appliance box are provided with barrier strips, so that the storage battery is prevented from moving forwards and backwards when the electric vehicle is carried to move.
Furthermore, a storage battery charging socket is arranged at the lower part of the rear side surface of the vehicle body.
Compared with the prior art, the beneficial effects of the utility model are that: 1) the steering of the driving wheel and the output of the driving force are controlled by adopting simple mechanical structures such as a steering column, a pedal, a shifting fork, a return spring and the like, the structure is simple, and the occupied space is small; 2) the vehicle can turn in situ by 360 degrees, or the turning radius is zero, thereby being greatly convenient for the use of indoor narrow space; 3) when a user is not on the pedal, the power wheel is separated from the ground under the action of the return spring, and the trolley does not run even if the debugging handle is rotated, so that safety accidents caused by improper operation can be avoided, and the running safety of the trolley is improved; 4) when the vehicle is used, the electric mode can be realized when people stand on the vehicle, and the manual mode is realized when people get off the vehicle, so that the conversion is natural and convenient.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a liftable steering driving wheel mechanism provided by the utility model;
FIG. 2 is a schematic structural view of a steering column and parts connected thereto;
FIG. 3 is a schematic view of a fork;
FIG. 4 is a schematic view of a fork and a pedal;
fig. 5 is a schematic structural view of an embodiment of the electric transporting vehicle provided by the present invention;
fig. 6 is a right side view of fig. 3.
In the figure: 1. The electric bicycle comprises a steering handle, 2, a steering column, 3, a speed regulator, 4, a steering column sleeve, 5, a return spring, 6, a shifting fork, 7, a pedal, 8, an arc plate, 9, a power wheel, 10, a front wheel, 11, a rear wheel, 12, a bicycle body, 13, an underframe, 14, a limit stop, 15, a brake cable mounting clamp, a brake cable, 16, a rotating shaft, 17, an electric box, 18, a storage battery, 19, a lower storage box, 20, an upper storage box, 21, a first handrail, 22, a second handrail, 23, channel steel, 24, a blocking strip, 25 and a storage battery charging socket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in figures 1 to 4, the embodiment of the liftable steering driving wheel mechanism provided by the utility model comprises a vehicle body 12, a chassis 13, a front wheel 10, a rear wheel 11, a steering handle 1, a steering column 2, a steering column sleeve 4, a reset spring 5, a pedal 7, a shifting fork 6 and a power wheel 9, wherein the front wheel 10 and the rear wheel 11 are respectively provided with two parts which are respectively arranged below the front end and the rear end of the chassis 13, the rear wheel 11 is a universal wheel, the power wheel 9 is provided with a hub motor and is arranged at the lower end of the steering column 2, the steering handle 1 is a cross rod, the upper end of the steering column 2 is provided with a bent part extending forwards, the bent part is fixedly connected with the middle of the steering handle 1, one end of the steering handle 1 is provided with a speed regulator 3 and a brake wire mounting clamp and a brake wire 15, the speed regulator 3 and the brake wire are both connected with the power wheel 9, the steering column sleeve 4 is provided with two parts which are coaxially and respectively fixedly, The lower part, the steering column 2 is set in the steering column sleeve 4, the pedal 7 is set at the back end of the chassis 13, and forms a rotatable connection with the back end of the chassis 13 through the rotating shaft 16, the rotating shaft 16 is fixedly connected with the left and right sides of the chassis, the pedal 7 is set on the rotating shaft 16, two reset springs 5 are set, and are set at the two sides of the back side of the vehicle body 12, one end of the reset spring 5 is fixedly connected with the vehicle body 12, the other end is fixedly connected with the pedal 7;
the left side and the right side of the front side of the pedal 7 are both provided with 7-shaped bending plates 701 extending upwards, an arc plate 702 is arranged between the two 7-shaped bending plates 701, and the upper end of the arc plate 702 is capped;
the shifting fork 6 comprises a fixed sleeve 601 and a fixed plate 602, the fixed sleeve 601 is sleeved with the steering column, one end of the fixed plate 602 is fixedly connected with the fixed sleeve 601, and one end of the fixed plate is forked into two strip-shaped plates which extend outwards to the inner side surface of the arc plate 702 and are fixedly connected with the inner side surface of the arc plate.
Under the action of the tension of the return spring 5, a gap exists between the power wheel 9 and the ground, the gap distance H is 20-30 mm, and the power wheel 9 is connected with a power supply.
The upper part of the steering column 2 is provided with a limit stop 14, which limit stop 14 is arranged on the upper steering column sleeve 4.
As shown in fig. 5, 6, the utility model provides a liftable that transport electric motor car embodiment includes in the above-mentioned embodiment turns to drive wheel mechanism, be equipped with electrical apparatus box 17 on the chassis 13, the upper end opening, be equipped with storage battery 18 in the electrical apparatus box 17, the front and back side of electrical apparatus box 17 bottom storage battery 18 all is equipped with blend stop 24, storage battery 18 drunkenness around preventing when transport electric motor car removes, storage battery 18 is associative with power wheel 9, the 12 upper ends of automobile body have set firmly last storage box 20, be equipped with down storage box 19 above the electrical apparatus box 17, should lower storage box 19 and electrical apparatus box 17 swing joint, the left and right both sides all are equipped with first handrail 21 in the 12 rear side upper end of automobile body, it is equipped with second handrail 22 to go up the.
A channel steel 23 is fixedly arranged in the middle of the rear side face of the vehicle body 12, the opening of the channel steel 23 faces outwards, and the steering column sleeve 4 is fixedly connected with the bottom face of the channel steel 23.
The lower part of the rear side surface of the vehicle body 12 is provided with a storage battery charging socket 25.
The embodiment of the utility model provides a transport electric motor car passes through the experiment test: the weight is 36kg and the load is 100 kg. The rated power of the matched power wheel motor is 300w, and the batteries are 36v and 12 ah. After loading, the vehicle runs on a road surface with a friction coefficient of 0.02, the highest speed per hour is 10km/h, the lowest speed per hour is 3km/h, the vehicle can continuously work for more than 3 hours after being charged once, and the vehicle can continue to run for 35 km. The upward slope may be 30 degrees. The current intensity is 10A and the voltage is 40-34V when the vehicle is in operation. The effective power of the hub motor is 370W, the power factor is 0.9, and the electromechanical efficiency is 0.8.
The embodiment can turn in situ by 360 degrees, or the turning radius is zero, thereby being greatly convenient for the use of indoor narrow space; when the vehicle is used, the electric mode can be realized when people stand on the vehicle, and the manual mode is realized when people get off the vehicle, so that the conversion is natural and convenient.
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 (9)
1. A lifting steering driving wheel mechanism comprises a vehicle body, a chassis, front wheels and rear wheels, wherein the front wheels and the rear wheels are respectively provided with two steering handles, two steering columns, two steering column sleeves, two return springs, two pedals, two shifting forks and a power wheel, the power wheel is provided with a hub motor and is arranged at the lower end of the steering column, the steering handles are cross rods, the middle of each steering column sleeve is fixedly connected with the top of the corresponding steering column, the two steering column sleeves are coaxially and respectively fixedly connected to the upper portion and the lower portion of the middle of the rear side face of the vehicle body, the steering column sleeves are arranged in the steering column sleeves, the pedals are arranged at the rear end of the chassis and rotatably connected with the rear end of the chassis through rotating shafts, the two return springs are respectively arranged at the two sides of the rear side face of the vehicle body, one end of each return spring is fixedly connected with the vehicle body, the other end of the shifting fork is fixedly connected with the pedal, one end of the shifting fork is sleeved on a power wheel at the lower end of the steering column, the other end of the shifting fork is fixedly connected with the pedal, a gap is formed between the power wheel and the ground under the action of the tension of the reset spring, and the power wheel is connected with a power supply.
2. The liftable steering driving wheel mechanism according to claim 1, characterized in that: the left side and the right side of the front side of the pedal are both provided with 7-shaped bending plates extending upwards, an arc plate is arranged between the two bending plates, the upper end of the arc plate is capped, and the shifting fork is fixedly connected with the inner side face of the arc plate.
3. The liftable steering driving wheel mechanism according to claim 2, characterized in that: the shifting fork comprises a fixed sleeve and a fixed plate, the fixed sleeve is sleeved with the steering column, one end of the fixed plate is fixedly connected with the fixed sleeve, and one end of the fixed plate is forked into two strip-shaped plates which extend outwards to the inner side surface of the arc plate and are fixedly connected with the arc plate.
4. The liftable steering driving wheel mechanism according to claim 1, characterized in that: and one end of the steering handle is provided with a speed regulator, a brake cable mounting clamp and a brake cable, and the speed regulator and the brake cable are connected with the power wheel.
5. The liftable steering driving wheel mechanism according to claim 1, characterized in that: and the upper part of the steering column is provided with a limit stop which is arranged on the upper part of the steering column sleeve.
6. A carrying electric vehicle is characterized by comprising the liftable steering driving wheel mechanism as claimed in any one of claims 1 to 5, wherein an electrical box is arranged on the bottom frame, the upper end of the bottom frame is open, a storage battery is arranged in the electrical box and is connected with a power wheel, an upper storage box is fixedly arranged at the upper end of the vehicle body, a lower storage box is arranged on the electrical box and is movably connected with the electrical box, first handrails are arranged on the left side and the right side of the upper end of the rear side of the vehicle body, and a second handrail is arranged on the front side of the upper storage box.
7. A handling electric vehicle as recited in claim 6, wherein: the steering column is characterized in that a channel steel is fixedly arranged in the middle of the rear side face of the vehicle body, the opening of the channel steel faces outwards, and the steering column sleeve is fixedly connected with the bottom surface of the channel steel.
8. A handling electric vehicle as recited in claim 6, wherein: the front side and the back side of the storage battery at the bottom of the electric appliance box are provided with barrier strips, so that the storage battery is prevented from moving forwards and backwards when the electric vehicle is carried to move.
9. A handling electric vehicle as recited in claim 6, wherein: and a storage battery charging socket is arranged at the lower part of the rear side surface of the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020122026.4U CN211685436U (en) | 2020-01-19 | 2020-01-19 | Liftable steering driving wheel mechanism and carrying electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020122026.4U CN211685436U (en) | 2020-01-19 | 2020-01-19 | Liftable steering driving wheel mechanism and carrying electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN211685436U true CN211685436U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020122026.4U Expired - Fee Related CN211685436U (en) | 2020-01-19 | 2020-01-19 | Liftable steering driving wheel mechanism and carrying electric vehicle |
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| CN (1) | CN211685436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115258015A (en) * | 2022-08-20 | 2022-11-01 | 郭丽梅 | Electric scooter |
-
2020
- 2020-01-19 CN CN202020122026.4U patent/CN211685436U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115258015A (en) * | 2022-08-20 | 2022-11-01 | 郭丽梅 | Electric scooter |
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| 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: 20201016 Termination date: 20220119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |