CN211942842U - Rear axle structure of electric cleaning vehicle - Google Patents
Rear axle structure of electric cleaning vehicle Download PDFInfo
- Publication number
- CN211942842U CN211942842U CN201922089190.XU CN201922089190U CN211942842U CN 211942842 U CN211942842 U CN 211942842U CN 201922089190 U CN201922089190 U CN 201922089190U CN 211942842 U CN211942842 U CN 211942842U
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- shell
- rear axle
- main shaft
- protective shell
- outer ring
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Abstract
The utility model discloses a rear axle structure of an electric cleaning vehicle, which comprises a shell, a cushioning mechanism, a main shaft and a motor; a housing: the shell is a hollow cylinder with two open ends, a through groove communicated with the inside is formed in the upper end of the middle of the outer annular surface of the shell, a protective shell is fixedly mounted in the middle of the outer annular surface of the shell, the inside of the protective shell is hollow, a partition plate is fixedly mounted in the middle of the inside of the protective shell, and the protective shell used for sealing a transmission mechanism is arranged, so that dust or sundries entering the transmission mechanism can be avoided, the transmission structure is damaged or the transmission efficiency is reduced, meanwhile, personnel can be prevented from directly contacting the transmission mechanism, the rear axle of the electric cleaning vehicle is in a bilateral power mode, the problem that power transmission is unbalanced when the whole vehicle runs and the driving is unstable is avoided, and the simple shock absorption mechanisms are arranged at the two ends of the rear axle, so that the.
Description
Technical Field
The utility model relates to a vehicle rear axle technical field specifically is a rear axle structure of electronic dumper.
Background
The transmission structure of the rear axle structure of the conventional electric vehicle is exposed outside, and dust or sundries are easy to fall into the transmission structure in the using process, so that the transmission structure is damaged or the transmission efficiency is reduced; if user's health touched, also lead to personnel to be injured easily, the security performance is low, generally drives the operation of whole vehicle through the unilateral wheel of drive moreover, and power transmission is uneven, goes not steady, and current electric motor car because of the cost problem, adopts fixed rear axle more, and the shock attenuation performance of vehicle is relatively poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, a rear axle structure of electric cleaning vehicle is provided, be provided with the protective housing that sealed drive mechanism used, can avoid getting into dust or debris in the drive mechanism, lead to the impaired or transmission efficiency reduction of drive structure, can avoid personnel direct contact drive mechanism simultaneously, the rear axle of electric cleaning vehicle is two side power modes, power transmission is unbalanced when avoiding appearing whole vehicle's operation, the problem of unstable traveling is not gone, and be provided with simple and easy bradyseism mechanism, promote the travelling comfort when the electric motor car uses under the condition of considering the cost, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a rear axle structure of an electric cleaning vehicle comprises a shell, a cushioning mechanism, a main shaft and a motor;
a housing: the shell is a hollow cylinder with two open ends, a through groove communicated with the inside is formed in the upper end of the middle of the outer ring surface of the shell, a protective shell is fixedly mounted in the middle of the outer ring surface of the shell, the inside of the protective shell is hollow, a partition plate is fixedly mounted in the middle of the inside of the protective shell, the lower opening of the protective shell corresponds to the through groove in the upper end of the shell, connecting blocks are fixedly mounted at two ends of the outer ring surface of the shell, and the two connecting blocks correspond to each other;
the cushioning mechanism: the shock absorption mechanism comprises compression springs, telescopic rods and connecting plates, the number of the telescopic rods is four, the lower ends of the four telescopic rods are respectively movably connected with the front end and the rear end of the upper surface of the two connecting blocks, the upper ends of the telescopic rods on the same side are respectively movably connected with the front end and the rear end of the lower surface of the connecting plate, the front end and the rear end of the lower surface of the connecting plate are respectively fixedly connected with the front end and the rear end of the upper surface of the corresponding connecting block through the compression springs, and the compression springs wrap the outer side ring surfaces;
a main shaft: the left end and the right end of the middle part of the outer ring surface of the main shaft and the left end and the right end of the outer ring surface of the main shaft are respectively fixedly connected with the inner ring surface of the inner ring of the bearing, the outer ring surface of the outer ring of the bearing is fixedly connected with the inner ring surface of the shell, the left end surface and the right end surface of the main shaft are provided with screw holes in a circumferential array mode, and the middle part of the outer ring surface;
a motor: the motor is fixedly arranged in the middle of the left side face of the protective shell, a gear is fixedly arranged on the end face of an output shaft of the motor, gear teeth of the gear are clamped with a gear groove at the left side end of a connecting shaft which is rotatably connected to the partition board in the protective shell, and gear teeth arranged at the right end of the connecting shaft are clamped with a gear groove arranged in the middle of the outer ring face of the main shaft;
wherein: the input end of the motor is electrically connected with the output end of an external power supply through a switch.
Further, still include brake caliper, brake caliper is equipped with two altogether, and two brake caliper are fixed mounting respectively in both ends about the shell, and brake caliper's input passes through the switch and is connected with external power source's output electricity.
Furthermore, the hub and the fixing bolt are further included, the number of the hubs is two, and the two hubs are fixedly connected with the left end face and the right end face of the main shaft through the fixing bolt respectively. The wheel hub is a hollow wheel hub made of high-strength light metal materials, so that the weight of the electric vehicle is reduced while the strength of the wheel hub is not reduced, and the purpose of saving energy is achieved.
Furthermore, the tire is further provided with two tires, and the two tires are fixedly arranged on the outer annular surfaces of the two hubs respectively. The tire is a solid rubber tire, so that a sharp object contained in uncleaned garbage can be prevented from puncturing the tire, and the safety of the electric vehicle in operation is ensured.
Furthermore, the automobile chassis further comprises a fixing plate which is a solid flat plate, the left end and the right end of the lower surface of the fixing plate are fixedly connected with the upper surfaces of the corresponding connecting plates respectively, and the upper surface of the fixing plate is fixedly connected with the lower surface of the automobile chassis. The fixing plate connects the connecting plate with the vehicle chassis, thereby facilitating the installation of the rear axle.
Compared with the prior art, the beneficial effects of the utility model are that: this rear axle structure of electronic dumper has following benefit:
1. be provided with the protective housing that sealed drive mechanism used, can avoid getting into dust or debris in the drive mechanism, lead to the impaired or transmission efficiency of drive structure to reduce, can avoid personnel direct contact drive mechanism simultaneously to it is high-efficient to promote the safety when electric motor car uses.
2. The rear axle of the electric cleaning vehicle is in a bilateral power mode, so that the problems of unbalanced power transmission and unstable running when the whole vehicle runs are avoided, and the safety of the electric vehicle is improved.
3. Be provided with simple and easy bradyseism mechanism, can promote the bradyseism performance of electric motor car, travelling comfort when the travelling comfort when considering under the condition of cost promotes the electric motor car and uses.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the rear cross-sectional structure of the present invention.
In the figure: the shock absorber comprises a shell 1, a protective shell 2, a connecting block 3, a shock absorption mechanism 4, a compression spring 401, a telescopic rod 402, a connecting plate 403, a main shaft 5, a bearing 6, a gear 7, a connecting shaft 8, a motor 9, a brake caliper 10, a hub 11, a fixing bolt 12, a tire 13 and a fixing plate 14.
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.
Referring to fig. 1-2, the present invention provides a technical solution: a rear axle structure of an electric cleaning vehicle comprises a shell 1, a cushioning mechanism 4, a main shaft 5 and a motor 9;
the shell 1: the shell 1 is a hollow cylinder with two open ends, a through groove communicated with the inside is formed in the upper end of the middle of the outer annular surface of the shell 1, the middle of the outer annular surface of the shell 1 is fixedly provided with a protective shell 2, the inside of the protective shell 2 is hollow, a partition plate is fixedly arranged in the middle of the inside of the protective shell 2, the lower opening of the protective shell 2 corresponds to the through groove in the upper end of the shell 1, two ends of the outer annular surface of the shell 1 are fixedly provided with connecting blocks 3, and the two connecting blocks 3 correspond to; still include brake caliper 10, brake caliper 10 is equipped with two altogether, and two brake caliper 10 are fixed mounting in both ends about shell 1 respectively, and brake caliper 10's input passes through the switch and is connected with external power source's output electricity.
The cushioning mechanism 4: the cushioning mechanism 4 comprises compression springs 401, telescopic rods 402 and connecting plates 403, the number of the telescopic rods 402 is four, the lower ends of the four telescopic rods 402 are movably connected with the front and rear ends of the upper surfaces of the two connecting blocks 3 respectively, the upper ends of the telescopic rods 402 on the same side are movably connected with the front and rear ends of the lower surface of the connecting plate 403 respectively, the front and rear ends of the lower surface of the connecting plate 403 are fixedly connected with the front and rear ends of the upper surface of the corresponding connecting block 3 respectively through the compression springs 401, and the compression springs 401 wrap the outer side ring surfaces of the corresponding telescopic rods 402; the automobile chassis further comprises a fixing plate 14, the fixing plate 14 is a solid flat plate, the left end and the right end of the lower surface of the fixing plate 14 are fixedly connected with the upper surfaces of the corresponding connecting plates 403 respectively, and the upper surface of the fixing plate 14 is fixedly connected with the lower surface of the automobile chassis. The fixing plate 14 connects the connecting plate 403 with the vehicle chassis, thereby facilitating the installation of the rear axle.
A main shaft 5: the left end and the right end of the middle part of the outer ring surface of the main shaft 5 and the left end and the right end of the outer ring surface are respectively fixedly connected with the inner ring surface of the inner ring of the bearing 6, the outer ring surface of the outer ring of the bearing 6 is fixedly connected with the inner ring surface of the shell 1, the left end surface and the right end surface of the main shaft 5 are provided with screw holes in a circumferential array mode, and the middle part of the outer ring surface of the main; the spindle further comprises two hubs 11 and two fixing bolts 12, wherein the two hubs 11 are fixedly connected with the left end face and the right end face of the spindle 5 through the fixing bolts 12. The hub 11 is a hollow hub made of high-strength light metal materials, so that the weight of the electric vehicle is reduced while the strength of the hub is not reduced, and the purpose of saving energy is achieved. The tire 13 is further provided with two tires 13, and the two tires 13 are fixedly arranged on the outer annular surfaces of the two hubs 11 respectively. The tyre 13 is a solid rubber tyre, which can prevent sharp objects contained in uncleaned garbage from puncturing the tyre, thereby ensuring the safety of the electric vehicle during operation.
A motor 9: the motor 9 is fixedly arranged in the middle of the left side surface of the protective shell 2, the gear 7 is fixedly arranged on the end surface of an output shaft of the motor 9, the gear teeth of the gear 7 are clamped with the left side end tooth grooves of the connecting shaft 8 which is rotatably connected with the inner partition plate of the protective shell 2, and the gear teeth arranged at the right end of the connecting shaft 8 are clamped with the tooth grooves arranged in the middle of the outer annular surface of the main shaft 5;
wherein: the input end of the motor 9 is electrically connected with the output end of the external power supply through a switch.
When in use: the rotation of motor 9 drives gear 7 and rotates, gear 7 drives the rotation of main shaft 5 through connecting axle 8, thereby make wheel hub 11 and tire 13 rotate, and then make electronic dumper advance or retreat, when the ground is uneven, the vertical rocking of tire 13 drives connecting block 3 through main shaft 5 and shell 1 and moves from top to bottom, telescopic link 402 moves this moment, and compression spring 401 prescribes a limit to the position of connecting block 3, when needing to park, brake caliper 10 expands, thereby make wheel hub 11 stall, and motor 9 stops supplying power simultaneously, the stall of wheel hub 11 makes tire 13 stall.
It is to be noted that the motor 9 disclosed in the embodiment is a 2IK6GN-C motor manufactured by shenzhen jingdong motor ltd, and the brake caliper 10 is a new energy electric four-wheel vehicle electric wheel cylinder brake caliper manufactured by the traditional chinese changan suzuki group.
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 (5)
1. The utility model provides a rear axle structure of electronic dumper which characterized in that: comprises a shell (1), a cushioning mechanism (4), a main shaft (5) and a motor (9);
housing (1): the shell (1) is a hollow cylinder with two open ends, a through groove communicated with the inside is formed in the upper end of the middle of the outer annular surface of the shell (1), a protective shell (2) is fixedly installed in the middle of the outer annular surface of the shell (1), the inside of the protective shell (2) is hollow, a partition plate is fixedly installed in the middle of the inside of the protective shell (2), an opening in the lower portion of the protective shell (2) corresponds to the through groove in the upper end of the shell (1), connecting blocks (3) are fixedly installed at two ends of the outer annular surface of the shell (1), and the two connecting blocks (3) correspond to each other;
the cushioning mechanism (4): the cushioning mechanism (4) comprises compression springs (401), telescopic rods (402) and connecting plates (403), four telescopic rods (402) are arranged, the lower ends of the four telescopic rods (402) are movably connected with the front and rear ends of the upper surfaces of the two connecting blocks (3) respectively, the upper ends of the telescopic rods (402) on the same side are movably connected with the front and rear ends of the lower surface of the connecting plate (403) respectively, the front and rear ends of the lower surface of the connecting plate (403) are fixedly connected with the front and rear ends of the upper surface of the corresponding connecting block (3) respectively through the compression springs (401), and the compression springs (401) wrap the outer side ring surfaces of the corresponding telescopic rods (402);
main shaft (5): the left end and the right end of the middle part of the outer ring surface of the main shaft (5) and the left end and the right end of the outer ring surface are fixedly connected with the inner ring surface of the inner ring of the bearing (6) respectively, the outer ring surface of the outer ring of the bearing (6) is fixedly connected with the inner ring surface of the shell (1), the left end surface and the right end surface of the main shaft (5) are provided with screw holes in a circumferential array mode, and the middle part of the outer ring surface of the main shaft (5) is provided;
electric machine (9): the motor (9) is fixedly arranged in the middle of the left side face of the protective shell (2), a gear (7) is fixedly arranged on the end face of an output shaft of the motor (9), gear teeth of the gear (7) are clamped with a gear groove at the left side end of a connecting shaft (8) which is rotatably connected with a partition plate inside the protective shell (2), and gear teeth arranged at the right end of the connecting shaft (8) are clamped with a gear groove arranged in the middle of the outer ring face of the main shaft (5);
wherein: the input end of the motor (9) is electrically connected with the output end of an external power supply through a switch.
2. The rear axle structure of an electric cleaning vehicle according to claim 1, characterized in that: still include brake calliper (10), brake calliper (10) are equipped with two altogether, and two brake calliper (10) are fixed mounting respectively in both ends about shell (1), and the input of brake calliper (10) is connected through switch and external power source's output electricity.
3. The rear axle structure of an electric cleaning vehicle according to claim 1, characterized in that: still include wheel hub (11) and fixing bolt (12), wheel hub (11) are equipped with two altogether, and two wheel hubs (11) are respectively through fixing bolt (12) and main shaft (5) the left and right sides both ends face fixed connection.
4. The rear axle structure of an electric cleaning vehicle according to claim 3, characterized in that: the tire (13) is provided with two tires (13), and the two tires (13) are fixedly arranged on the outer annular surfaces of the two hubs (11) respectively.
5. The rear axle structure of an electric cleaning vehicle according to claim 1, characterized in that: still include fixed plate (14), fixed plate (14) are solid dull and stereotyped, and both ends are connected with the upper surface fixed connection of corresponding connecting plate (403) respectively about the lower surface of fixed plate (14), and the upper surface of fixed plate (14) and the lower surface fixed connection of vehicle floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922089190.XU CN211942842U (en) | 2019-11-28 | 2019-11-28 | Rear axle structure of electric cleaning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922089190.XU CN211942842U (en) | 2019-11-28 | 2019-11-28 | Rear axle structure of electric cleaning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211942842U true CN211942842U (en) | 2020-11-17 |
Family
ID=73175191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922089190.XU Expired - Fee Related CN211942842U (en) | 2019-11-28 | 2019-11-28 | Rear axle structure of electric cleaning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211942842U (en) |
-
2019
- 2019-11-28 CN CN201922089190.XU patent/CN211942842U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 Termination date: 20211128 |