CN110329413B - Connecting mechanism of electric power module and frame module of folding electric vehicle - Google Patents
Connecting mechanism of electric power module and frame module of folding electric vehicle Download PDFInfo
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- CN110329413B CN110329413B CN201910766820.4A CN201910766820A CN110329413B CN 110329413 B CN110329413 B CN 110329413B CN 201910766820 A CN201910766820 A CN 201910766820A CN 110329413 B CN110329413 B CN 110329413B
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- power module
- frame
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- 238000013016 damping Methods 0.000 claims abstract description 78
- 238000001125 extrusion Methods 0.000 claims abstract description 12
- 230000035939 shock Effects 0.000 claims description 55
- 238000010521 absorption reaction Methods 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
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- 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
- B62K15/00—Collapsible or foldable cycles
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- 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
- B62K25/00—Axle suspensions
- B62K25/04—Axle suspensions for mounting axles resiliently on cycle frame or fork
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/80—Accessories, e.g. power sources; Arrangements thereof
- B62M6/90—Batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a connecting mechanism of an electric power module and a frame module of a folding electric vehicle, wherein the electric power module is arranged right above a rear wheel frame and behind a saddle, so that the electric power module can be conveniently folded on the vehicle body, can be well arranged on a damping module, is compatible with the damping module, realizes damping of a rider and the electric power module by the damping module, and ensures the service life and reliability of the electric power module; the connecting interface seat assembly is constructed in a way that the upper supporting interface of the electric power module is responsible for bearing the pulling force of the self weight of the electric power module to the lower rear, the connecting interface of the damping module is responsible for bearing the extrusion force of the front upper part of the damping module and the pulling force of the damping module in motion, and the lower supporting interface of the electric power module is responsible for bearing the extrusion force of the self weight of the power module to the lower front part, so that the damping performance of the electric power module is effectively improved, and meanwhile, the modularized assembly and design are realized, and the universality is improved.
Description
Technical Field
The invention relates to the technical field of electric bicycles, in particular to a connecting mechanism of an electric power module and a frame module of a folding electric bicycle, which belongs to an electric bicycle with a folding function and in accordance with 2018 new national standard (GB 17761-2018).
Background
For electric bicycles, the shock absorption performance of the electric bicycle not only affects comfort, but also is important for the protection performance of electric power such as a storage battery. At present, for a folding electric bicycle, the folding electric bicycle comprises the following components, firstly, as shown in fig. 1, an electric power module of the folding electric bicycle is arranged in the middle of a bicycle body, so that the bicycle body is lengthened, and the folding electric bicycle is inconvenient to fold; is not compatible with a shock absorption system; the vehicle body is too long, and the geometric structure strength is weaker; secondly, as shown in fig. 2, the electric power module is arranged at the middle and front part of the vehicle body, and the space of the battery module is small although the wheelbase is short and the damping system is supported, so that the battery capacity cannot be reasonably arranged; thirdly, as shown in fig. 3, the electric power module is arranged at the rear part of the vehicle body, the arrow is fixed on the vehicle body, and a buffer structure is not arranged, so that the vehicle body is directly and obviously vibrated, the frame is more prone to fatigue damage and fracture, and the frame of the existing electric vehicle is formed by integral casting.
Therefore, how to design a connection mechanism of the electric power module and the frame module of the folding electric vehicle, which can ensure the folding performance and the damping performance of the electric power module and the frame, so as to realize the damping of the electric power module and the connection with the frame module, and has extremely important effect on the design of the folding electric vehicle.
Therefore, the invention provides a connecting mechanism of an electric power module and a frame module of a folding electric vehicle, so as to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a connecting mechanism of an electric power module and a frame module of a folding electric vehicle, so as to solve the technical problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the connecting mechanism of the electric power module and the frame module of the folding electric vehicle comprises a rear wheel frame, a front beam frame, a connecting interface seat assembly, a damping module and an electric power module, wherein the rear end of the front beam frame is connected and arranged at the upper part of the front side of the connecting interface seat assembly;
the rear side of the connecting interface seat assembly is provided with an upper supporting interface of the electric power module, a connecting interface of the damping module and a lower supporting interface of the electric power module in a detachable mode at intervals from top to bottom, and the saddle is connected above the connecting interface seat assembly;
the upper support interface of the electric power module and the lower support interface of the electric power module are connected with the electric power module, and the shock absorption module connecting interface is connected with the upper end of the shock absorption module;
the lower end of the damping module is connected to the middle front part of the rear wheel frame;
the front end of the rear wheel frame is fixedly provided with an extension section with an adjustable angle, and the end part of the extension section is connected with an auxiliary bracket by adopting a hinged locking shaft;
the top of the auxiliary bracket is fixedly connected to the front beam frame;
the front side of the joint of the auxiliary bracket and the front beam frame is provided with a folding mechanism for folding the front part of the front beam frame.
Further, preferably, when the shock absorbing module is in a natural state, an included angle between an extending direction of the central axis of the connection interface seat assembly and a vertical direction is 73 °.
Further, as an preference, the damping module includes a hydraulic damping rod and a damping spring, wherein the damping spring is sleeved outside the hydraulic damping rod, and the upper end of the hydraulic damping rod is connected with the damping module connection interface, the lower end of the hydraulic damping rod is connected with a damping support plate, the damping support plate is arranged on the rear wheel frame in a buffering and adjusting manner, and the damping support plate can be moved and adjusted in a certain range along the extending direction of the rear wheel frame.
Further, preferably, a rear wheel assembly seat for mounting a rear wheel is provided at a rear side of the rear wheel frame, a front wheel frame sleeve extending in an inclined direction is provided at a front end of the front beam frame, and the front wheel frame is sleeved in the front wheel frame sleeve.
Further, as an preference, the connection interface seat assembly further includes a vehicle body seat frame, the electric power module upper support interface, the shock absorption module connection interface and the electric power module lower support interface are all installed on the vehicle body seat frame, and the connection interface seat assembly is configured such that the electric power module upper support interface is responsible for bearing the pulling force of the weight of the electric power module to the rear, the shock absorption module connection interface is responsible for bearing the extrusion force of the front upper side of the shock absorption module and bearing the pulling force of the shock absorption module in motion, and the electric power module lower support interface is responsible for bearing the extrusion force of the weight of the power module to the front.
Further, preferably, the distance between the upper support interface of the electric power module and the connection interface of the shock absorption module is in a range of percent of the distance between the connection interface of the shock absorption module and the lower support interface of the electric power module, and the connection interface seat assembly adopts one or a mixture of abs materials and aluminum materials.
Further, preferably, the electric power module upper support interface is detachably connected with an upper side interface of the electric power module support frame, the shock absorption module connection interface is detachably connected with an upper end interface of the shock absorption module, and the electric power module lower support interface is detachably connected with a lower side interface of the electric power module support frame.
Further, preferably, the upper support interface of the electric power module and the lower support interface of the electric power module have the same structure, and each of the upper support interface and the lower support interface of the electric power module comprises a first buckling connection part, a second buckling connection part and an intermediate connection part, wherein the first buckling connection part and the second buckling connection part are arranged in parallel, the first buckling connection part and the second buckling connection part are integrally connected by the intermediate connection part, riveting seats extending along the extending direction of the first buckling parts are arranged on two sides of one end of the intermediate connection part connected with the vehicle body frame, riveting holes for riveting the vehicle body frame are formed in the riveting seats, and plug holes for being clamped with an upper interface or a lower interface of the vehicle body frame are formed in one ends of the first buckling connection part and the second buckling connection part, which are far away from the vehicle body frame; an auxiliary riveting slot hole is further formed in one side, connected with the vehicle body seat frame, of the first buckling connection part and the second buckling connection part, and screw holes corresponding to the inserting holes are formed in the first buckling connection part and the second buckling connection part
Further, preferably, the shock absorption module connection interface comprises a first plug connection portion, a second plug connection portion and an intermediate integral connection portion, wherein the first plug connection portion and the second plug connection portion are arranged in parallel and are integrally connected by the intermediate integral connection portion, the intermediate integral connection portion is located near one side of the vehicle body seat frame, and riveting holes are formed in two sides of the intermediate integral connection portion.
Further, as a preference, the outside of the one end of the first plug connection portion, the second plug connection portion, which is close to the vehicle body seat frame, is provided with an auxiliary riveting slot, one end of the first plug connection portion, the second plug connection portion, which is far away from the vehicle body seat frame, is provided with a plug hole capable of being connected with the shock absorbing module, and both sides of the first plug connection portion, the second plug connection portion are also provided with screw holes.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, the electric power module is arranged right above the rear wheel frame and is positioned at the rear of the saddle, so that the vehicle body can be conveniently folded, and meanwhile, the electric power module can be well arranged on the damping module, so that the compatibility with the damping module is realized, the damping module not only dampens the shock of a rider, but also dampens the electric power module, and the service life and reliability of the electric power module are ensured;
(2) The connecting interface seat assembly is constructed in such a way that the upper supporting interface of the electric power module is responsible for bearing the downward and backward pulling force of the self weight of the electric power module, the connecting interface of the damping module is responsible for bearing the extrusion force of the front upper part of the damping module and the pulling force of the damping module in motion, and the lower supporting interface of the electric power module is responsible for bearing the downward and forward extrusion force of the self weight of the power module, so that the damping performance of the electric power module is effectively improved, and meanwhile, the modular assembly and design are realized, and the universality is improved;
(3) The upper support interface of the electric power module, the lower support interface of the electric power module and the connecting interface of the damping module are stable and reliable, the plugging mode is simple and reliable, the universal connection of all parts can be conveniently realized, the detachability and the positioning accuracy are high, the folding and damping performance of the electric bicycle is effectively improved, and the universality is good;
(4) The interface mechanism can effectively improve the supporting strength and durability, is assembled in a modularized way, has good universality, can be compatible with an electric power module and a damping module at the same time, is short in force arm and better in stability, and ensures the strength and durability of an interface unlike the traditional structure.
Drawings
FIG. 1 is a schematic view of a first construction of the prior art;
FIG. 2 is a schematic diagram of a second construction of the prior art;
FIG. 3 is a schematic view of a third construction of the prior art;
FIG. 4 is a schematic diagram of an overall connection structure of a connection mechanism of an electromotive force module and a frame module of a folding electric vehicle;
FIG. 5 is a schematic view of a connection mechanism between an electromotive force module and a frame module of a folding electric vehicle, with the electromotive force module removed;
FIG. 6 is a schematic structural view of a connection interface seat assembly in a connection mechanism of an electromotive force module and a frame module of a folding electric vehicle;
FIG. 7 is a schematic diagram of the structure of the upper support interface or the lower support interface of the electric power module in the connection mechanism of the electric power module and the frame module of the folding electric vehicle;
FIG. 8 is a schematic structural view of a connection interface of a damper module in a connection mechanism of an electromotive module and a frame module of a folding electric vehicle;
FIG. 9 is a schematic view of a three-dimensional view of a connection interface mount assembly of a connection mechanism of an electromotive module and a frame module of a folding electric vehicle;
fig. 10 is a schematic structural diagram of wedge-shaped buffer fit of a connection interface of an electric power module and a shock absorbing module of a connection mechanism of a frame module of a folding electric vehicle.
Detailed Description
Referring to fig. 1 to 9, in an embodiment of the present invention, a connection mechanism between an electric power module and a frame module of a foldable electric vehicle includes a rear wheel frame 01, a front beam frame 05, a connection interface seat assembly, a shock absorbing module 02 and an electric power module 10, wherein a rear end of the front beam frame 05 is connected to an upper portion of a front side of the connection interface seat assembly, and a bottom of the connection interface seat assembly is connected to a front side of the rear wheel frame 01, and the connection interface seat assembly is characterized in that the electric power module 10 is located right above the rear wheel frame 01 and is located behind a saddle;
the rear side of the connecting interface seat assembly is provided with an upper supporting interface 1 of the electric power module, a connecting interface 2 of the damping module and a lower supporting interface 3 of the electric power module in sequence at intervals from top to bottom, and the saddle is connected above the connecting interface seat assembly; the electric power module upper support interface 1 and the electric power module lower support interface 3 are both connected with the electric power module 10, and the damping module connecting interface 2 is connected with the upper end of the damping module 02;
the lower end of the shock absorption module 02 is connected to the middle front part of the rear wheel frame 01; the front end of the rear wheel frame 01 is fixedly provided with an extension section 03 with an angle adjustable, and the end part of the extension section is connected with an auxiliary bracket 08 by adopting a hinged locking shaft 04; the top of the auxiliary bracket 08 is fixedly connected to the front beam frame 05; the front side of the joint of the auxiliary bracket and the front beam frame is provided with a folding mechanism 07 for folding the front part of the front beam frame.
In this embodiment, when the shock absorbing module is in a natural state, an included angle between an extending direction of the central axis of the connection interface seat assembly and a vertical direction is 73 °.
As a preferred embodiment, the damping module comprises a hydraulic damping rod 9 and a damping spring 10, wherein the damping spring 10 is sleeved outside the hydraulic damping rod, the upper end of the hydraulic damping rod is connected with the damping module connecting interface 2, the lower end of the hydraulic damping rod is connected with a damping support plate 09, the damping support plate is arranged on the rear wheel frame 01 in a buffering and adjusting manner, and the damping support plate can be moved and adjusted within a certain range along the extending direction of the rear wheel frame.
The rear side of the rear wheel frame is provided with a rear wheel assembly seat 00 for mounting rear wheels, the front end of the front beam frame is provided with a front wheel frame sleeve 06 extending in an inclined direction, and the front wheel frame is sleeved in the front wheel frame sleeve 06.
The connecting interface seat assembly further comprises a vehicle body seat frame 4, the upper electric power module supporting interface 1, the shock absorption module connecting interface 2 and the lower electric power module supporting interface 3 are all arranged on the vehicle body seat frame, the connecting interface seat assembly is configured in such a way that the upper electric power module supporting interface 1 is responsible for bearing the pulling force of the self weight of the electric power module to the rear, the shock absorption module connecting interface 2 is responsible for bearing the extrusion force of the front upper part of the shock absorption module and the pulling force of the shock absorption module in motion, and the lower electric power module supporting interface 3 is responsible for bearing the extrusion force of the self weight of the power module to the front.
The distance between the upper support interface 1 of the electric power module and the connecting interface 2 of the shock absorption module is 75-80% of the distance between the connecting interface 2 of the shock absorption module and the lower support interface 3 of the electric power module, the preferred embodiment is 76%, and the connecting interface seat component adopts one or a mixture of abs materials and aluminum materials.
The electric power module upper support interface 1 is detachably connected with an upper side interface of the electric power module support frame, the damping module connecting interface 2 is detachably connected with an upper end interface of the damping module, and the electric power module lower support interface 3 is detachably connected with a lower side interface of the electric power module support frame.
The structure of the upper support interface 1 of the electric power module is the same as that of the lower support interface 3 of the electric power module, the upper support interface 1 of the electric power module comprises a first buckling connection part 30, a second buckling connection part 31 and a middle connection part 32, wherein the first buckling connection part 30 and the second buckling connection part 31 are arranged in parallel, the first buckling connection part 30 and the second buckling connection part 31 are integrally connected through the middle connection part, two sides of one end of the middle connection part, which is connected with a vehicle body seat frame, are provided with riveting seats 37 extending along the extending direction of the first buckling part, the riveting seats are provided with riveting holes 36 for riveting with the vehicle body seat frame 4, and one ends, which are far away from the vehicle body seat frame, of the first buckling connection part 30 and the second buckling connection part 31 are provided with plugging holes 33 for being clamped with an upper side interface or a lower side interface of the electric power module support frame; an auxiliary riveting slot 37 is further provided on the side of the first and second fastening connection parts 30, 31 connected with the vehicle body frame, and screw holes 34 corresponding to the positions of the insertion holes 33 are provided on the first and second fastening connection parts 30, 31
The shock absorption module connection interface 2 comprises a first plug connection portion 21, a second plug connection portion 22 and an intermediate integral connection portion 20, wherein the first plug connection portion 21 and the second plug connection portion 22 are arranged in parallel and are integrally connected by the intermediate integral connection portion, the intermediate integral connection portion 20 is located at one side close to the vehicle body seat frame 4, and riveting holes 24 are formed in two sides of the intermediate integral connection portion 20.
The outside that is close to the automobile body seat frame of first plug connection portion 21, second plug connection portion 22 is provided with supplementary riveting slotted hole 26, the one end that is away from the automobile body seat frame of first plug connection portion 21, second plug connection portion 22 is provided with the spliced eye 23 that can be connected with shock attenuation module, the both sides of first plug connection portion 21, second plug connection portion 22 still are provided with screw hole 26.
In addition, in order to improve comfort and shock absorption performance, one ends of the upper support interface 1, the shock absorption module connection interface 2 and the lower support interface 3 of the electric power module, which are connected with the frame base, are respectively provided with a connection positioning groove matched with the frame base in shape, the groove walls of the connection positioning grooves are provided with a plurality of anti-slip groove holes 27 with different sizes, the anti-slip groove holes are internally provided with protective elastic pieces, and the center part of the connection positioning grooves is also provided with a through groove hole 28. The upper center of the vehicle body seat frame 4 is provided with a blind hole, a support column 12 at the bottom of the vehicle saddle extends into the blind hole, an elastic buffer column or a spring column 13 is arranged at the bottom of the blind hole, a buffer clamping groove is formed in the position of the support column corresponding to the shock absorption module connecting interface 2, a wedge 14 is detachably connected in the buffer clamping groove, the wedge end of the wedge extends out of the slot hole 28, the end of the shock absorption module is provided with a wedge inclined plane, the wedge is matched with the wedge inclined plane, so that the support column 12 moves upwards and downwards to absorb shock, the shock absorption is firstly realized through the wedge inclined plane and the shock absorption module in a wedge buffer fit mode, the shock absorption displacement range of the elastic buffer column or the spring column 13 is smaller than the wedge buffer distance of the shock absorption module, and the wedge is detachably connected in the buffer clamping groove, and therefore, when the vehicle saddle moves upwards and downwards, the shock absorption performance of the vehicle saddle is improved through the wedge inclined plane and the wedge buffer module in a certain range, and the shock absorption performance of the shock absorption module in a small range of the shock absorption module is realized, and the shock absorption performance of the shock absorption module in a small range of the shock absorption is improved.
According to the invention, the electric power module is arranged right above the rear wheel frame and is positioned at the rear of the saddle, so that the vehicle body can be conveniently folded, and meanwhile, the electric power module can be well arranged on the damping module, so that the compatibility with the damping module is realized, the damping module not only dampens the shock of a rider, but also dampens the electric power module, and the service life and reliability of the electric power module are ensured; the connecting interface seat assembly is constructed in such a way that the upper supporting interface of the electric power module is responsible for bearing the downward and backward pulling force of the self weight of the electric power module, the connecting interface of the damping module is responsible for bearing the extrusion force of the front upper part of the damping module and the pulling force of the damping module in motion, and the lower supporting interface of the electric power module is responsible for bearing the downward and forward extrusion force of the self weight of the power module, so that the damping performance of the electric power module is effectively improved, and meanwhile, the modular assembly and design are realized, and the universality is improved; the upper support interface of the electric power module, the lower support interface of the electric power module and the connecting interface of the damping module are stable and reliable, the plugging mode is simple and reliable, the universal connection of all parts can be conveniently realized, the detachability and the positioning accuracy are high, the folding and damping performance of the electric bicycle is effectively improved, and the universality is good; the interface mechanism can effectively improve the supporting strength and durability, is assembled in a modularized way, has good universality, can be compatible with an electric power module and a damping module at the same time, is short in force arm and better in stability, and ensures the strength and durability of an interface unlike the traditional structure.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a coupling mechanism of electric power module and frame module of folding electric motor car, includes back wheel frame (01), preceding roof beam structure (05), connection interface seat subassembly, shock attenuation module (02) and electric power module (10), the rear end connection of preceding roof beam structure (05) is provided in the front side upper portion of connection interface seat subassembly, the bottom of connection interface seat subassembly is connected to the front side of back wheel frame (01), its characterized in that, electric power module (10) are located just above back wheel frame (01), and are located the rear of saddle;
the rear side of the connecting interface seat assembly is provided with an upper supporting interface (1) of the electric power module, a connecting interface (2) of the damping module and a lower supporting interface (3) of the electric power module in sequence at intervals from top to bottom, and the saddle is connected above the connecting interface seat assembly;
the electric power module upper support interface (1) and the electric power module lower support interface (3) are connected with the electric power module (10), and the damping module connecting interface (2) is connected with the upper end of the damping module (02);
the lower end of the damping module (02) is connected to the middle front part of the rear wheel frame (01);
the front end of the rear wheel frame (01) is fixedly provided with an extension section (03) with an adjustable angle, and the end part of the extension section is connected with an auxiliary bracket (08) by adopting a hinged locking shaft (04);
the top of the auxiliary bracket (08) is fixedly connected to the front beam frame (05);
a folding mechanism (07) for folding the front part of the front beam frame is arranged on the front side of the joint of the auxiliary bracket and the front beam frame;
the damping module comprises a hydraulic damping rod (9) and a damping spring, wherein the damping spring is sleeved outside the hydraulic damping rod, the upper end of the hydraulic damping rod is connected with the damping module connecting interface (2), the lower end of the hydraulic damping rod is connected with a damping support plate (09), the damping support plate is arranged on the rear wheel frame (01) in a buffering and adjusting manner, and the damping support plate can be moved and adjusted in a certain range along the extending direction of the rear wheel frame;
the rear side of the rear wheel frame is provided with a rear wheel assembly seat (00) for mounting rear wheels, the front end of the front beam frame is provided with a front wheel frame sleeve (06) extending in an inclined direction, and the front wheel frame is sleeved in the front wheel frame sleeve (06);
the connecting interface seat assembly further comprises a vehicle body seat frame (4), the upper electric power module supporting interface (1), the shock absorption module connecting interface (2) and the lower electric power module supporting interface (3) are all arranged on the vehicle body seat frame, the connecting interface seat assembly is configured so that the upper electric power module supporting interface (1) is responsible for bearing the pulling force of the weight of the electric power module to the lower rear, the shock absorption module connecting interface (2) is responsible for bearing the extrusion force of the front upper part of the shock absorption module and the pulling force of the shock absorption module in motion, and the lower electric power module supporting interface (3) is responsible for bearing the extrusion force of the weight of the power module to the lower front.
2. The connection mechanism of an electromotive force module and a frame module of a folding electric vehicle according to claim 1, wherein an extending direction of a central axis of the connection interface seat assembly forms an angle of 73 ° with a vertical direction when the shock absorbing module is in a natural state.
3. The connection mechanism of an electric power module and a frame module of a folding electric vehicle according to claim 1, wherein the distance between an upper support interface (1) of the electric power module and a connection interface (2) of a shock absorption module is 75-80% of the distance between the connection interface (2) of the shock absorption module and a lower support interface (3) of the electric power module, and the connection interface seat component is made of one or a mixture of abs materials and aluminum materials.
4. A connection mechanism of an electric power module and a frame module of a folding electric vehicle according to claim 3, wherein the upper support interface (1) of the electric power module is detachably connected with an upper side interface of the electric power module support frame, the connection interface (2) of the damping module is detachably connected with an upper end interface of the damping module, and the lower support interface (3) of the electric power module is detachably connected with a lower side interface of the electric power module support frame.
5. The connection mechanism of an electric power module and a frame module of a folding electric vehicle according to claim 4, wherein the structure of the electric power module upper support interface (1) is the same as that of the electric power module lower support interface (3), each connection mechanism comprises a first buckling connection part (30), a second buckling connection part (31) and an intermediate connection part (32), the first buckling connection part (30) and the second buckling connection part (31) are arranged in parallel, the first buckling connection part (30) and the second buckling connection part (31) are integrally connected by adopting the intermediate connection part, riveting seats (37) extending along the extending direction of the first buckling connection part are arranged on two sides of one end of the intermediate connection part connected with a vehicle body seat frame, riveting holes (36) riveted with the vehicle body seat frame (4) are formed in the riveting seats, and plugging holes (33) clamped with an upper side interface or a lower side interface of the electric power module support frame are formed in one ends of the first buckling connection part (30) and the second buckling connection part (31); the auxiliary riveting slot holes (35) are further formed in one sides, connected with the vehicle body seat frame, of the first buckling connection part (30) and the second buckling connection part (31), and screw holes (34) corresponding to the inserting holes (33) are formed in the first buckling connection part (30) and the second buckling connection part (31).
6. The connection mechanism of an electric power module and a frame module of a folding electric vehicle according to claim 5, wherein the shock absorption module connection interface (2) comprises a first plug connection portion (21), a second plug connection portion (22) and an intermediate integral connection portion (20), wherein the first plug connection portion (21) and the second plug connection portion (22) are arranged in parallel and integrally connected by the intermediate integral connection portion, the intermediate integral connection portion (20) is located at one side close to the vehicle body seat frame (4), and riveting holes (24) are formed in two sides of the intermediate integral connection portion (20).
7. The connection mechanism of an electromotive force module and a frame module of a folding electric vehicle according to claim 6, wherein the outer sides of one ends of the first plug connection portion (21) and the second plug connection portion (22) close to a vehicle body seat frame are provided with auxiliary riveting slotted holes (26), one ends of the first plug connection portion (21) and the second plug connection portion (22) far away from the vehicle body seat frame are provided with plug holes (23) capable of being connected with a shock absorption module, and two sides of the first plug connection portion (21) and the second plug connection portion (22) are further provided with screw holes (25).
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