CN111216830A - Whole-vehicle modularized storage battery mounting platform of electric motorcycle - Google Patents
Whole-vehicle modularized storage battery mounting platform of electric motorcycle Download PDFInfo
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- CN111216830A CN111216830A CN202010117353.5A CN202010117353A CN111216830A CN 111216830 A CN111216830 A CN 111216830A CN 202010117353 A CN202010117353 A CN 202010117353A CN 111216830 A CN111216830 A CN 111216830A
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- 238000003860 storage Methods 0.000 title description 17
- 238000003466 welding Methods 0.000 claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 65
- 238000010168 coupling process Methods 0.000 claims description 65
- 238000005859 coupling reaction Methods 0.000 claims description 65
- 238000009434 installation Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 8
- 230000035939 shock Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
- B62K11/02—Frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J99/00—Subject matter not provided for in other groups of this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a whole electric motorcycle modular battery mounting platform, which solves the problem that the depth and the volume of a seat barrel are small due to the arrangement of a battery on the existing electric motorcycle, and adopts the following technical measures: the whole electric motorcycle modular battery mounting platform is arranged at the rear lower side of a frame and is characterized by comprising two connecting plates which are arranged in parallel, a bottom plate is arranged between the bottom side ends of the two connecting plates, the frame is provided with a connecting part for connecting with the connecting plates, the connecting part is in a curved shape, a connecting groove is formed at the edge of the connecting plate, the connecting groove is buckled on the peripheral surface of the connecting part, and the wall body of the connecting groove is fixedly connected on the outer side surface of the connecting part in a welding mode; the rear bottom fork is connected to the rear end of the connecting plate. The composite connecting device can realize the connection and fixation of the rear bottom fork and the foot support structure, and can effectively prolong the service life of the frame.
Description
Technical Field
The invention relates to a mounting platform on an electric vehicle, in particular to a mounting platform for mounting a storage battery on a frame of the electric vehicle.
Background
The structure of the electric vehicle comprises a frame, and a rear bottom fork is connected with the rear lower side of the frame so as to facilitate the connection of the rear wheel of the electric vehicle. A double-support type foot support is further connected to the lower side of the frame, so that the electric vehicle can be kept stable when the vehicle is parked. The electric vehicle is provided with advancing power by a storage battery, the storage battery on the pedal type electric vehicle is usually arranged at the lower side of a seat barrel, and the storage battery is positioned at the upper side of a rear fork connecting shaft. Due to the existence of the storage battery, the depth of the seat barrel is limited, the volume of the seat barrel is small, and large articles such as safety helmets and the like cannot be placed in the seat barrel.
Chinese patent application (publication No. CN 109649555A) discloses a frame structure of an electric vehicle, which comprises a main beam, a frame riser fixedly arranged on the main beam, and a main frame fixedly connected with the main beam, wherein the main frame mainly comprises a left main pipe and a right main pipe, and is characterized in that: the main frame comprises a front part which is fixed with the main beam and is horizontally arranged, a middle part and a rear part which are integrally formed on the front part and are sequentially obliquely arranged, wherein the front part of the main frame is fixedly provided with a battery box frame; the lower end of the middle part of the main frame is connected with a bottom fork through a bottom fork shaft; the inner sides of the rear parts of the left main pipe and the right main pipe are respectively provided with an upper shock absorption mounting rack, the upper parts of the two sides of the rear part of the bottom fork are respectively provided with a lower shock absorption mounting rack, and a rear shock absorption piece is arranged between the upper shock absorption mounting rack and the lower shock absorption mounting rack; the lateral support connecting plate is fixedly arranged on the outer side of the front part of the left main pipe, and a lateral support mounting plate is covered and mounted on the lateral support connecting plate. The shock absorber has the advantages of attractive appearance, simple structure, good shock absorption effect and convenient production and manufacturing.
The electric vehicle is connected with the bottom fork through the bottom fork shaft, the lower side surface of the frame pipe is welded with a pair of connecting plates, and the bottom fork shaft is bridged on the two connecting plates. In the frame structure, the arrangement of the connecting plate can destroy the integral strength of the frame, the frame pipe is easy to generate stress concentration phenomenon due to long-time use, and the frame pipe is easy to break at the end part of the connecting plate, thereby influencing the service life of the frame.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the installation platform is convenient for installation of the storage battery, so that the depth of a seat barrel of the electric motor car is large, connection of a rear flat fork and a foot support is convenient to realize, after the installation platform is arranged on a frame, a stress concentration phenomenon is not easy to generate, and the overall strength of the frame is high.
In order to solve the technical problem, the technical scheme of the invention is as follows: the whole electric motorcycle modular battery mounting platform is arranged at the rear lower side of a frame and is characterized by comprising two connecting plates which are arranged in parallel, a bottom plate is arranged between the bottom side ends of the two connecting plates, the frame is provided with a connecting part for connecting with the connecting plates, the connecting part is in a curved shape, a connecting groove is formed at the edge of the connecting plate, the connecting groove is buckled on the peripheral surface of the connecting part, and the wall body of the connecting groove is fixedly connected on the outer side surface of the connecting part in a welding mode; the rear bottom fork is connected to the rear end of the connecting plate.
This mounting platform sets up the back downside at the frame, connecting plate and bottom plate hookup fix together the back and form a box structure, be used for placing the storage battery in this box structure. The coupling groove is generally integrally formed on the coupling plate by stamping, the wall thickness of the coupling groove and the wall thickness of the coupling plate are generally equal, and the coupling groove is generally attached and fixed with the coupling part. The connecting part is formed on the rear lower side part of the frame, has no difference with the common frame structure, and is V-shaped due to the bending arrangement. The wall of the coupling groove and the coupling portion are fixedly coupled by welding, and the welding point is usually located on the side of the coupling portion. The direction word "front" or "rear" is according to the custom calling of the electric motor car trade, and the tap of electric motor car is preceding, and the rear wheel is the back.
Furthermore, the outer peripheral surface of the connecting part is a circumferential surface, the cross section of the connecting groove is semicircular, and the inner side surface of the connecting groove is attached to the outer peripheral surface of the connecting part. This makes the contact-abutting surface between the coupling groove and the coupling portion relatively large, which contributes to the stability of the coupling between the coupling groove and the coupling portion.
Further, the welding point of the wall body and the connecting part of the connecting groove is positioned on the longitudinal middle tangent plane of the connecting groove. The welding point has small damage to the connecting part, and in the application process, the connecting groove and the connecting part can have micro position change between the telescopic deformation surfaces stressed up and down, so that the welding point can be well adapted to the road condition, the stress formed by bumping of dispersed vehicles can be reduced by deformation, the stress concentration phenomenon is avoided, and the strength of the frame tube is high.
Further, a hoop piece is integrally formed on the coupling plate, the hoop piece is attached to the outer peripheral surface of the coupling portion, and the hoop piece and the coupling groove are arranged on opposite sides of the coupling portion. The hoop sheet can effectively improve the connection firmness between the connection groove and the connection part, and can well meet the requirement of setting the position between the wall body of the connection groove and the connection part.
Furthermore, the hoop sheet and the connecting part are fixed by welding, and the welding point between the hoop sheet and the connecting part is positioned on the longitudinal middle tangent plane. The position of the welding point between the wall body of the connecting groove and the connecting part is the same, and the connecting firmness between the connecting groove and the connecting part can be effectively ensured.
Further, the coupling groove extends along the entire coupling portion. Correspondingly, the coupling groove is also curved. This makes the wall body of coupling groove in the deformation process of adaptation coupling part, and coupling groove itself also can provide good elastic support effect for the coupling part, can provide good guard action to the coupling part.
Further, a coupling plate is flush with a mouth of the coupling groove, the coupling plate is located at a lower side of the coupling portion, and the coupling plate is disposed on a longitudinal section of the coupling portion. The connecting plate is vertically arranged and supported on the lower side of the connecting part, so that a good supporting effect can be provided for the connecting part, and the supporting stability is good.
Furthermore, longitudinally extending plates are integrally formed on the upper sides of the connecting grooves on the connecting plates, and two ends of the Jiong-shaped connecting frame are respectively welded and fixed on the two longitudinally extending plates of the two connecting plates. The longitudinal extension plate is directly formed on the connecting plate, and a connecting piece for connecting and fixing the connecting frame is not required to be additionally arranged on the frame, so that the structure is simple and the arrangement is convenient.
Furthermore, the front ends of the two connecting plates are respectively provided with a transverse extending plate, and the front ends of the two transverse extending plates are bridged with a front baffle frame. The transverse extension plate can effectively increase the length, so that the space is expanded for the installation of the storage battery, and the storage battery is convenient to assemble on the electric vehicle.
Compared with the prior art, the invention has the following beneficial effects: this mounting platform sets up the back downside at the frame, links together through two connecting plates and bottom plate and constitutes a box-shaped structure to the holding of storage battery. The front side of back chain stay is installed to the storage battery, can make full use of the space of electric motor car downside for the degree of depth of seat bucket is relatively darker, can effectively increase the inside volume of seat bucket, is convenient for place the great article of size, carries safety to the helmet. Can set up the controller of electric motor car to the storage battery upside, the distance between controller and the storage battery is short, and the wiring of being convenient for can reduce the energy consumption. The rear bottom fork is directly connected to the connecting plate, the connecting plate not only forms an installation structure for the storage battery, but also serves as a connecting structure among the rear bottom fork, the foot support and the frame, the structure is simple, the functions of parts can be fully utilized, and the arrangement is convenient. The edge of the connecting plate is provided with a connecting groove which is buckled on the peripheral surface of the connecting part, and the wall body of the connecting groove is connected and fixed with the connecting part in a welding mode. The wall body of the connecting groove is wrapped on the outer peripheral surface of the connecting part, the wall body is equivalent to the increase of the thickness of the wall body of the connecting part, and the strength of the connecting part can be effectively improved. The contact surface of the wall body of the connecting groove and the connecting part is relatively large, full welding connection and fixation are not needed between the wall body of the connecting groove and the connecting part, and the welding point can be set relatively small, so that the damage degree of the connecting part caused by welding can be reduced. The wall body of hookup groove and the coupling part between partly wrap up, also make between hookup groove and the coupling part under the pressurized condition, can have certain position fine setting to and hookup groove wall body itself can produce certain elastic deformation, make in the application of reality, the electric motor car can adapt to the condition on road surface well, the stability in use of electric motor car frame is good, is difficult for producing damaged rupture phenomenon, can effectively improve the life of frame pipe. In the actual process of detecting the stress and fatigue resistance of the existing electric vehicle frame, the vibration stress reaches about twenty thousand times, and the frame tube forming the frame is broken at the end part of the connecting structure. In the process of testing the stress and fatigue resistance of the electric vehicle frame with the structure, the normal vibration and stress detection of the frame pipe can be carried out more than millions of times.
Drawings
Fig. 1 is a structural view of a conventional frame tube.
FIG. 2 is a front coupling structure view of the coupling plate to the frame tube
Fig. 3 is a rear coupling structure view of the coupling plate coupled to the frame tube.
Fig. 4 is a front perspective view of the link plate.
Fig. 5 is a rear perspective view of the link plate.
Figure 6 is a side view of a vehicle frame with the present mounting platform.
Fig. 7 is a perspective view of the vehicle frame with the present mounting platform.
Detailed Description
With the attached drawings of the specification, the whole electric motorcycle modular battery mounting platform is arranged on the rear lower side of an electric motorcycle frame in a welding mode, and a rear bottom fork 14 and a foot support structure are connected to the mounting platform in addition to a battery 12 for mounting an electric motorcycle. The frame is formed by bending a hollow frame tube 1 and welding, and the mounting platform is arranged at the bending position of the frame tube 1.
Fig. 1 shows a frame tube 1 of a conventional general structure, a support rod 3 is fixed at a bending position of the frame tube 1 by welding, the support rod 3 is arranged along an oblique direction, an upper end of the support rod 3 is welded and fixed on a bottom surface of the bending position of the frame tube 1, and a lower end of the support rod 3 is welded and fixed with a mounting plate 4 to mount and connect a rear fork 14 and a foot support structure. In order to increase the connection strength between the support rod 3 and the frame tube 1, a triangular reinforcing plate 2 is welded and fixed at the position where the support rod 3 is connected with the frame tube 1. The connecting structure has poor use stability in the actual use process, and is easy to damage at the connecting structure.
Referring to fig. 2, 3, 6 and 7, two connecting plates 5 are respectively arranged on two opposite sides of the frame, the connecting plates 5 are welded and fixed at the bending positions of the frame tubes 1, and the rear bottom fork 14 and the foot support structure are respectively connected on the two connecting plates 5 through pivots. The frame tube 1 has a coupling portion 11 for coupling with the coupling plate 5, and the coupling portion 11 is formed by bending the frame tube 1 into a V-shape, and the frame tube 1 is in an arc-shaped transition at the bent portion. A coupling groove 7 is formed at the edge of the coupling plate 5, and the coupling groove 7 may be formed by punching or by bending the coupling plate 5. The coupling groove 7 is adapted to the course of the coupling portion 11, the coupling groove 7 also being V-shaped, the coupling groove 7 extending along the entire course of the coupling portion 11. The coupling groove 7 is buckled on the outer peripheral surface of the coupling part 11, and the wall body of the coupling groove 7 is fixedly connected with the coupling part 11 in a welding mode.
The frame tube 1 is a hollow circular tube, and the outer peripheral surface of the coupling portion 11 is a circumferential surface. The cross section of the connecting groove 7 is semicircular, and the inner side surface of the connecting groove 7 is attached to the outer peripheral surface of the connecting part 11. The wall body of the connecting groove 7 and the connecting part 11 are fixedly connected by spot welding, the arrangement position of the welding points 6 has certain requirements, and the welding points 6 are arranged on the longitudinal middle tangent plane of the connecting groove 7.
The coupling plate 5 is integrally formed with a hoop piece 8, and the hoop piece 8 is provided at both end positions of the coupling groove 7. After the coupling groove 7 is fastened to the front surface of the coupling portion 11, the hook piece 8 is bent to fit to the rear surface of the coupling portion 11, the hook piece 8 and the coupling groove 7 being arranged on opposite sides of the coupling portion 11. The strap 8 is also fixed to the connection part 11 by welding, and the welding point 6 between the strap 8 and the connection part 11 corresponds to the welding point 6 between the wall of the connection groove 7 and the connection part 11, and is also located at the longitudinal middle tangent plane position of the connection groove 7.
The connecting plate 5 is flush with the mouth of the connecting groove 7, the connecting plate 5 is vertically arranged at the lower side of the connecting part 11, and the connecting plate 5 is arranged along the longitudinal middle tangent plane direction of the connecting part 11. Longitudinal extension plates 10 are integrally formed on the upper sides of the connecting grooves 7 on the connecting plates 5, two ends of an Jiong-shaped connecting frame 9 are respectively welded and fixed on the two longitudinal extension plates 10 on the two connecting plates 5, and the connecting frame 9 can support the seat barrel from the rear side of the seat barrel so as to ensure the strength and the position stability of the seat barrel.
The two connecting plates 5 are arranged in parallel, the bottom ends of the two connecting plates 5 are fixedly welded with a bottom plate, and the bottom plate and the two connecting plates 5 form a box-shaped mounting seat for mounting the storage battery 12. In order to facilitate the installation of the battery 12, the front ends of the two connecting plates 5 are respectively welded or connected with a transverse extending plate 13 through bolts, the transverse extending plate 13 extends out towards the front side of the connecting plate 5, and the bottom plate also extends to the positions of the two transverse extending plates 13. The front ends of the two transverse extending plates 13 are bridged with a front baffle frame 15, the front baffle frame 15 is in a shape of a Chinese character 'ji', and the two ends of the front baffle frame 15 are generally connected and fixed on the transverse extending plates 13 in a welding mode. The rear end sides of the two connecting plates 5 can be provided with rear brackets which are Jiong-shaped and limit and protect the battery 12 from the rear side through the rear brackets.
Claims (9)
1. The whole electric motorcycle modular battery mounting platform is arranged at the rear lower side of a frame and is characterized by comprising two connecting plates which are arranged in parallel, a bottom plate is arranged between the bottom side ends of the two connecting plates, the frame is provided with a connecting part for connecting with the connecting plates, the connecting part is in a curved shape, a connecting groove is formed at the edge of the connecting plate, the connecting groove is buckled on the peripheral surface of the connecting part, and the wall body of the connecting groove is fixedly connected on the outer side surface of the connecting part in a welding mode; the rear bottom fork is connected to the rear end of the connecting plate.
2. The electric motorcycle whole vehicle modularization battery jar mounting platform of claim 1, wherein the outer peripheral surface of the connection part is a circumferential surface, the cross section of the connection groove is semicircular, and the inner side surface of the connection groove is attached to the outer peripheral surface of the connection part.
3. The modular battery mounting platform of the electric motorcycle as claimed in claim 2, wherein the welding point of the wall of the connecting groove and the connecting part is located on the longitudinal middle section of the connecting groove.
4. The modular battery mounting platform of the electric motorcycle as claimed in claim 3, wherein a hoop is integrally formed on the connection plate, the hoop is attached to the outer circumferential surface of the connection portion, and the hoop and the connection grooves are arranged on opposite sides of the connection portion.
5. The electric motorcycle whole vehicle modular battery mounting platform of claim 4, wherein the hoop sheet and the connecting portion are welded and fixed, and a welding point between the hoop sheet and the connecting portion is located on the longitudinal middle tangent plane.
6. The electric motorcycle complete vehicle modular battery mounting platform according to any one of claims 1 to 5, characterized in that the coupling groove extends along the entire coupling portion.
7. The electric motorcycle whole vehicle modularization battery installation platform of any one of claims 1 to 5, wherein a connection plate is flush with the mouth of the connection groove, the connection plate is located at the lower side of the connection part, and the connection plate is arranged on the longitudinal section of the connection part.
8. The electric motorcycle whole vehicle modularization battery mounting platform of any one of claims 1 to 5, wherein a longitudinally extending plate is integrally formed on the upper side of the connecting groove on the connecting plate, and both ends of the Jiong-shaped connecting frame are respectively welded and fixed on the two longitudinally extending plates of the two connecting plates.
9. The electric motorcycle whole vehicle modularization battery mounting platform of any one of claims 1 to 5, wherein a transverse extension plate is respectively arranged at the front end of the two connecting plates, and the front end of the two transverse extension plates is bridged with a front blocking frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010117353.5A CN111216830A (en) | 2020-02-25 | 2020-02-25 | Whole-vehicle modularized storage battery mounting platform of electric motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010117353.5A CN111216830A (en) | 2020-02-25 | 2020-02-25 | Whole-vehicle modularized storage battery mounting platform of electric motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111216830A true CN111216830A (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010117353.5A Pending CN111216830A (en) | 2020-02-25 | 2020-02-25 | Whole-vehicle modularized storage battery mounting platform of electric motorcycle |
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| Country | Link |
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| CN (1) | CN111216830A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228887A (en) * | 2021-12-28 | 2022-03-25 | 台铃科技(江苏)股份有限公司 | Single-tube frame of two-wheeled electric vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201580489U (en) * | 2010-01-04 | 2010-09-15 | 蒋妙根 | Frame of battery car/motorbike |
| CN202728461U (en) * | 2012-08-29 | 2013-02-13 | 郑岩岳 | Structure-reinforced electric scooter frame |
| CN205087091U (en) * | 2015-11-02 | 2016-03-16 | 五羊—本田摩托（广州）有限公司 | Battery -operated motor cycle and electronic trail bike's battery installation mechanism |
| CN208306876U (en) * | 2018-04-27 | 2019-01-01 | 江苏台铃车业科技有限公司 | A kind of automobile-used frame structure of Novel storage battery |
| CN109649555A (en) * | 2018-12-14 | 2019-04-19 | 重庆宗申创新技术研究院有限公司 | A kind of frame structure of electric vehicle |
-
2020
- 2020-02-25 CN CN202010117353.5A patent/CN111216830A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201580489U (en) * | 2010-01-04 | 2010-09-15 | 蒋妙根 | Frame of battery car/motorbike |
| CN202728461U (en) * | 2012-08-29 | 2013-02-13 | 郑岩岳 | Structure-reinforced electric scooter frame |
| CN205087091U (en) * | 2015-11-02 | 2016-03-16 | 五羊—本田摩托（广州）有限公司 | Battery -operated motor cycle and electronic trail bike's battery installation mechanism |
| CN208306876U (en) * | 2018-04-27 | 2019-01-01 | 江苏台铃车业科技有限公司 | A kind of automobile-used frame structure of Novel storage battery |
| CN109649555A (en) * | 2018-12-14 | 2019-04-19 | 重庆宗申创新技术研究院有限公司 | A kind of frame structure of electric vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228887A (en) * | 2021-12-28 | 2022-03-25 | 台铃科技(江苏)股份有限公司 | Single-tube frame of two-wheeled electric vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20200602 |