CN218431555U - Totally enclosed electric tricycle frame - Google Patents
Totally enclosed electric tricycle frame Download PDFInfo
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- CN218431555U CN218431555U CN202222335511.1U CN202222335511U CN218431555U CN 218431555 U CN218431555 U CN 218431555U CN 202222335511 U CN202222335511 U CN 202222335511U CN 218431555 U CN218431555 U CN 218431555U
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Abstract
The utility model belongs to the technical field of the vehicle skeleton installation, especially, relate to a totally enclosed electric tricycle frame, include, preceding part frame combination, right side door frame combination, back platform frame combination, left side door frame combination, underframe frame combination, frame top beam, the installation of the two symmetries of left side door frame combination and right side door frame combination is arranged in the left and right sides of underframe frame combination and is welded firmly together with underframe frame combination, and preceding part frame combination sets up in the two anterior position of left side door frame combination and right side door frame combination, the utility model discloses a frame structure has also increased overall structure intensity when having reduced welding internal stress, need not the reuse reinforcing plate and strengthens, has simplified process flow, reduces the welding parts simultaneously, reduces stress concentration, has reduced frame manufacturing cost to process flow has been simplified.
Description
Technical Field
The utility model belongs to the technical field of the vehicle skeleton installation, especially, relate to a totally enclosed electric tricycle frame.
Background
An electric tricycle (electric operated tricycle) is a three-wheeled transportation tool for pulling goods or people, which takes a battery as power and a motor as drive. The electric tricycle has the advantages of strong applicability, flexibility, simple maintenance, convenient maintenance, low price and the like, can flexibly pass through narrow roads, has a reversing switch, can conveniently realize reversing and driving functions, is very practical in narrow roads, lanes and the like, is very convenient no matter driving and parking, and is widely applied to short-distance transportation fields such as families, cities and countryside, individual leasing, factories, mining areas, environmental sanitation, community cleaning and the like. At present, most of existing electric tricycle frame structures adopt circular steel tube structures (such as a light modularized inverted tricycle frame with the patent number of CN 202020302904.0), in the specific installation process, the position of parts needing to be assembled is difficult to ensure the assembly precision, and installation and use requirements of assembly can be met only by needing an installer to reprocess, so that the tricycle frame structure is complicated.
Disclosure of Invention
The utility model aims at providing a totally enclosed electric tricycle frame, its overall structure design science, installation operation simple to use is convenient, and is comparatively speaking with current tricycle frame structure, has simple structure, the welding position is few, light in weight, overall structure intensity and the high characteristics of rigidity.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a totally enclosed electric tricycle frame, includes, preceding partial frame combination, right side door frame combination, back platform frame combination, left side door frame combination, underframe frame combination, frame top crossbeam, left side door frame combination and right side door frame combination the two structure the same, the installation of left side door frame combination and right side door frame combination two symmetries is arranged in the left and right sides of underframe frame combination and is welded firmly together with underframe frame combination, anterior partial frame combination set up in the anterior position of left side door frame combination and right side door frame combination the two, preceding partial frame combination and left side door frame combination and right side door frame combination the two weld respectively and link to each other, be provided with back platform frame combination at the rear portion position installation of left side door frame combination and right side door frame combination the two, back platform frame combination and left side door frame combination and right side door frame combination the two weld firmly together respectively, left side door frame combination top link to each other through frame top crossbeam and right side door frame combination's top.
The left side door frame combination and the right side door frame combination comprise door frame splayed beams, door hinge supporting beams, A column supporting beams, a frame B column, a frame door frame bottom beam, a side rear small window lower cross beam and a rear side wall oblique reinforcing beam, wherein the door frame splayed beams are of a double-curved structure formed by bending and punching splayed pipes; a door hinge upper supporting component and a door hinge lower supporting component which are used for mounting a door are arranged on the door hinge supporting beam; the frame B column is formed by bending a square tube with the section of 30X 2 on two surfaces by a pipe bender; the frame door frame bottom beam is used for connecting the frame door hinge supporting beam and the frame B column and supporting the whole side door frame; the front part of a bottom beam of a frame door frame is provided with a frame A column, and the upper part of the frame A column is connected with a door frame splayed beam through an A column bearing beam; a rear side wall oblique stiffening beam is arranged on the frame B column; the rear side wall oblique reinforcing beam is used for reinforcing the connection between the frame B column and the tail end of the door frame splayed beam and supporting the middle part of the rear side wall; the door frame splayed beam is connected with the frame door frame bottom beam through the door hinge supporting beam and the frame B column and is connected with the vehicle body bottom frame into a whole, and a vehicle body frame structure with a small upper part and a large lower part and a small front part and a large rear part is formed; the left and right door frame splayed beams in the side door frame are connected with an instrument desk supporting beam of a sheet metal structure through four pieces of pushed and bent rectangular steel, and meanwhile, the four pieces of rectangular steel and the sheet metal beam form a top frame of the vehicle body frame; the front part of the side door frame is used for mounting a vehicle door.
Furthermore, the door frame splayed beam is of a double-curved structure formed by bending and stamping splayed pipes.
The bottom frame assembly comprises a vertical pipe, a main pipe body, a bottom frame front cross beam, a bottom frame rear cross beam and a bottom frame longitudinal beam, wherein the vertical pipe is arranged at the top of the main pipe body and is fixedly welded with the main pipe body into a whole; the bottom of the main pipe body is arranged on the front cross beam of the bottom frame and is fixedly connected with the front cross beam of the bottom frame; two bottom frame longitudinal beams perpendicular to the bottom frame front cross beam are arranged between the bottom frame front cross beam and the bottom frame rear cross beam; the two bottom frame longitudinal beams are connected by a front floor middle supporting beam assembly, a front battery front supporting beam assembly, a front battery rear supporting beam assembly, a brake mounting beam assembly and a rear swing arm supporting beam connecting beam; the middle supporting beam assembly of the front floor is used for mounting the lower part of the instrument desk; the front battery front supporting beam assembly and the front battery rear supporting beam assembly are used for mounting a front battery and a front battery frame; the brake mounting beam assembly is used for mounting a hand brake cable junction box and a rear bottom plate; the left side and the right side of the main pipe are connected and reinforced with a front cross beam of the bottom frame through two main pipe inclined reinforcing beams; the outer sides of the two bottom frame longitudinal beams are connected and reinforced by six bottom frame transverse reinforcing beams and a door frame left longitudinal beam and a door frame right longitudinal beam; two rear swing arm supporting beams are arranged on two sides of the rear part of the longitudinal beam of the bottom frame, and the box-shaped structure and the welding method of the rear swing arm supporting beams improve the comprehensive strength of the rear swing arm supporting beams; the rear crossbeam of the bottom frame and the rear swing arm supporting beam are connected by a rear battery frame longitudinal beam to form a rectangular frame structure of the rear battery frame, and the front, the rear, the left and the right of the battery frame are respectively provided with a battery limiting support.
Furthermore, two main pipe inclined reinforcing beams are symmetrically arranged on the left side and the right side of the lower portion of the main pipe, and the main pipe is connected with and reinforced with the front cross beam of the bottom frame through the two main pipe inclined reinforcing beams.
Furthermore, six bottom frame transverse reinforcing beams are mounted on the side faces of the bottom frame longitudinal beams, and the outer sides of the two bottom frame longitudinal beams are connected and reinforced by the six bottom frame transverse reinforcing beams and the bottom beams of the frame door frame.
The front part frame combination comprises a rear U-shaped beam at the front part of the vehicle body and a front U-shaped beam at the front part of the vehicle body; the rear U-shaped beam at the front part of the vehicle body is installed and connected at the front parts of the left side door frame combination and the right side door frame combination and is connected with a bottom frame front cross beam in the vehicle body bottom frame combination through two brake pedal left supporting beams and two brake pedal right supporting beams; the front U-shaped beam at the front part of the vehicle body is installed and connected on the rear U-shaped beam at the front part of the vehicle body; the front U-shaped beam at the front part of the vehicle body is provided with a left vertical beam at the front part of the vehicle body, the left vertical beam at the front part of the vehicle body is provided with a towing hook component, and the bottom of the towing hook component is installed and connected on a front cross beam of a bottom frame of the vehicle body.
The rear platform frame assembly comprises a charging port supporting beam, a rear windshield lower supporting beam, a rear platform right longitudinal beam, a charger mounting supporting assembly, a transverse pull rod supporting assembly, a controller right mounting supporting assembly, a rear platform rear cross beam, a controller left mounting supporting assembly, a tail U-shaped beam, a rear platform rear vertical beam, a rear platform left longitudinal beam, a rear shock absorption upper supporting assembly and a rear platform front U-shaped beam; the U-shaped beam at the front part of the rear platform is welded with the B-pillar of the frame, and the U-shaped beam at the front part of the rear platform is bent by a pipe bender to enhance the structural performance; the lower support beam of the rear windshield is connected with the tail part of the door frame splayed beam in a welding way; the charging port supporting beam is welded with the rear vertical beam of the rear platform; the rear shock absorption upper support component adopts a sheet metal box-shaped structure, so that the structural strength is improved; the rear shock absorption upper support component, the rear platform left longitudinal beam, the rear platform right longitudinal beam, the rear platform rear cross beam, the tail U-shaped beam and the rear platform front U-shaped beam are welded together to form an integral rectangular frame structure combined by the rear platform frame; the rear vertical beam of the rear platform is connected with the lower support beam of the rear windshield and the rear cross beam of the rear platform; the tie rod supporting assembly has a certain angle and is welded on the right longitudinal beam of the rear platform, so that the running track of the rear axle is ensured; the charger mounting and supporting assembly, the controller right mounting and supporting assembly and the controller left mounting and supporting assembly are welded on the tail U-shaped beam, and the charger mounting and supporting assembly, the controller right mounting and supporting assembly and the controller left mounting and supporting assembly are welded on the tail U-shaped beam to play a role in mounting electric devices.
Furthermore, the rear shock absorption upper bearing component is of a metal plate box-shaped structure, so that the structural strength is improved.
The utility model has the advantages that: the utility model discloses an overall structure of totally enclosed electric tricycle frame designs science, in the installation use, left side door frame group closes, right side door frame group closes through pushing away the rectangular pipe that the arc formed and links together, a left side, right side door frame group closes and links together through frame door frame floorbar with frame underframe combination, anterior rethread brake pedal left side supporting beam, brake pedal right side supporting beam and pull hook component and frame underframe group and link together, the rear platform frame passes through rear windshield lower supporting beam, the anterior U-shaped roof beam of rear platform links together with controlling body frame, constitute frame overall frame structure, wherein left side door frame group closes, fine assurance assembly precision when assembling other spare parts of two planes of the door frame eight characters roof beam in the right side door frame group, the utility model discloses a frame structure has also increased overall structure intensity when having reduced the welding internal stress, need not the reuse reinforcing plate to strengthen, process flow has been simplified, reduce the welding position simultaneously, reduce stress concentration, frame manufacturing cost has been reduced, and process flow has been simplified.
Drawings
FIG. 1 is a schematic view of the overall structure of the frame of the electric three-wheeled passenger vehicle of the present invention;
FIG. 2 is a schematic view of the front frame assembly of the present invention;
FIG. 3 is a schematic view of the left door frame assembly of the present invention;
fig. 4 is a schematic structural view of the rear platform frame assembly of the present invention;
fig. 5 is a schematic structural view of the bottom frame assembly of the present invention;
fig. 6 is a sectional view of the door frame splayed beam of the present invention;
the reference numbers in the figures are: 1. front frame combination, 2, right door frame combination, 3, rear platform frame combination, 4, left door frame combination, 5, bottom frame combination, 6, frame top beam, 7, glass lifter control box installation supporting component, 8, front and rear U-shaped beam of vehicle body, 9, DC installation supporting component, 10, front wheel fender mud upper installation supporting component, 11, wiper kettle installation supporting component, 12, front left vertical beam of vehicle body, 13, horn installation supporting component, 14, B column lower supporting component, 15, towing hook component, 16, gating switch supporting component, 17, right air heater supporting component, 18, storage battery box supporting component, 19, air heater supporting connecting beam, 20, left supporting component, 21, right supporting, 22, headlamp positioning supporting, 23, left air heater supporting, 24, brake pedal left air heater supporting beam, 25, brake pedal right supporting beam, 26, a brake pedal mounting support 27, a front U-shaped beam at the front part of a vehicle body 28, a door frame splayed beam 29, an A-pillar outer triangular reinforcing plate component 30, a door frame front upper reinforcing plate 31, a door frame middle upper reinforcing plate 32, a door frame rear upper reinforcing plate 33, a vehicle frame B-pillar 34, a side rear small window lower cross beam 35, a rear side wall inclined reinforcing beam 36, a vehicle door lock mounting support component 37, a vehicle frame door frame bottom beam 38, a vehicle door hinge outer reinforcing plate 39, a vehicle door hinge lower support component 40, a vehicle frame A-pillar 41, a vehicle door hinge upper support component 42, a-pillar support beam 43, a charging port support beam 44, a rear windshield lower support beam 45, a rear platform right longitudinal beam 46, a charger mounting support component 47, a transverse pull rod support component 48, a controller right mounting support component 49, a rear platform rear cross beam 50, a rear side beam, A controller left mounting support assembly, 51, a tail U-beam, 52, a rear platform rear upright beam, 53, a rear platform left longitudinal beam, 54, a rear shock absorbing upper support assembly, 55, a rear platform front U-beam, 56, a riser, 57, an ignition lock mounting support assembly, 58, a main tube, 59, a chassis front cross beam, 60, a chassis longitudinal beam, 61, a chassis cross reinforcement beam, 62, a handbrake mounting support assembly, 63, a brake mounting beam assembly, 64, a rear swing arm support beam, 65, a rear swing arm support, 66, a rear battery frame right longitudinal beam assembly, 67, a right battery support, 68, a chassis rear cross beam, 69, a rear battery frame longitudinal beam, 70, a rear battery rear limit support, 71, a left battery support, 72, a battery limit support, 73, a rear swing arm support beam connection beam, 74, a front battery rear support beam assembly, 75, a front battery front support beam assembly, 76, a front floor in-support beam assembly, 77, a main tube longitudinal reinforcement beam, 78, a main tube reinforcement beam, 79, a main tube reinforcement plate, 80, a riser clamp, 81, a steel wire clamp, 81.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is further described in detail below with reference to the drawings and the detailed description of the present invention, it should be noted that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly or indirectly connected to another element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "left" and "right" used in this specification to denote orientation are used with reference to a particular structure shown in the drawings, and do not constitute a limitation on the structure.
Specific example 1: as shown in the attached drawing 1 of the specification, the utility model provides a totally enclosed electric tricycle frame, include, front portion frame combination 1, right side door frame combination 2, rear platform frame combination 3, left side door frame combination 4, underframe combination 5 and frame top crossbeam 6, wherein, the automobile body underframe comprises crossbeam and longeron and stiffening beam, form left and right sides front and back rectangle frame structure, left side door frame combination 4 is the same with the structure of right side door frame combination 2 two, the installation of left side door frame combination 4 and right side door frame combination 2 two symmetries is arranged in underframe combination 5's the left and right sides and is welded together with underframe combination 5 admittedly, front portion frame combination 1 sets up in the anterior position of left side door frame combination 4 and right side door frame combination 2 two, anterior portion frame combination 1 welds respectively with left side door frame combination 4 and right side door frame combination 2 two and links to each other, rear portion position installation at left side door frame combination 4 and right side door frame combination 2 two is provided with rear platform frame combination 3, rear platform frame combination 3 and left side door frame combination 4 and right side door frame combination 2 the two of stationary phase weld together through the top frame combination 2 respectively together at the top crossbeam.
As shown in the attached drawing 3 of the specification, the left side door frame assembly 4 and the right side door frame assembly 2 in the present invention include a door frame splayed beam 28, a door hinge supporting beam, an a pillar supporting beam 42, a frame B pillar 33, a frame door frame bottom beam 37, a side rear small window lower beam 34 and a rear side wall oblique reinforcing beam 35, and the door frame splayed beam 28 is a double-curved structure formed by bending and punching a splayed tube; a door hinge upper support assembly 41 and a door hinge lower support assembly 39 for mounting a door are arranged on the door hinge support beam; a frame B column 33 for dividing the side door frame into a front part and a rear part is arranged on the frame door frame bottom beam 37, and the frame B column 33 is formed by bending a square tube with the section of 30X 2 on two surfaces by a pipe bender; the frame door frame bottom beam 37 is used for connecting the frame door hinge supporting beam and the frame B column 33 and supporting the whole side door frame; the front part of the frame door frame bottom beam 37 is provided with a frame A column 40, and the upper part of the frame A column 40 is connected with the frame splayed beam 28 through an A column bearing beam; a rear side oblique reinforcing beam 35 is arranged on the frame B column 33; the rear side wall oblique reinforcing beam 35 is used for reinforcing the connection between the frame B column 33 and the tail end of the door frame splayed beam 28 and supporting the middle part of the rear side wall; the door frame splayed beam 28 is connected with a frame door frame bottom beam 37 through a door hinge supporting beam and a frame B column 33, and is connected with a vehicle body bottom frame into a whole, and a vehicle body frame structure with a small upper part, a large lower part and a small front part and a large rear part is formed; the left and right door frame splayed beams 28 in the side door frame are connected with an instrument desk supporting beam of a sheet metal structure through four pieces of pushed and bent rectangular steel, and meanwhile, the four pieces of rectangular steel and the sheet metal beam form a top frame of the vehicle body frame; the front part of the side door frame is used for mounting a vehicle door.
As shown in fig. 5, the bottom frame assembly 5 of the present invention includes a vertical pipe 56, a main pipe 58, a bottom frame front cross beam 59, a bottom frame rear cross beam 68, and a bottom frame longitudinal beam 60, wherein the vertical pipe 56 is installed on the top of the main pipe 58 and is welded to the main pipe 58; the bottom of the main pipe 58 is arranged on the front cross beam 59 of the bottom frame and is fixedly connected with the front cross beam 59 of the bottom frame; two underframe longitudinal beams 60 vertical to the underframe front cross beam 59 are arranged between the underframe front cross beam 59 and the underframe rear cross beam 68; the two underframe longitudinal beams 60 are connected by a front floor middle support beam assembly 76, a front battery front support beam assembly 75, a front battery rear support beam assembly 74, a brake mounting beam assembly 63 and a rear swing arm support beam 64 connecting beam; the front floor center support beam assembly 76 is used for mounting the lower portion of the instrument desk; a front battery front support beam assembly 75 and a front battery rear support beam assembly 74 are used to mount the front battery and the front battery frame; the brake mounting beam assembly 63 is used for mounting a hand brake cable junction box and a rear bottom plate; the left side and the right side of the main pipe are connected and reinforced with the front cross beam 59 of the bottom frame by two main pipe inclined reinforcing beams 78; the outer sides of the two bottom frame longitudinal beams 60 are connected and reinforced by six bottom frame transverse reinforcing beams 61 and door frame left and right longitudinal beams; two rear swing arm supporting beams 64 are arranged on two sides of the rear part of the underframe longitudinal beam 60, and the box-shaped structure and the welding method of the rear swing arm supporting beams 64 improve the comprehensive strength; the back frame rear beam 68 and the back swing arm supporting beam 64 are connected by a back battery frame longitudinal beam 69 to form a rectangular frame structure of a back battery frame, and the battery frame is respectively provided with battery limiting supports 72 at the front, the back, the left and the right.
As shown in the attached figure 2 of the specification, the front part frame assembly 1 of the utility model comprises a rear U-shaped beam 8 at the front part of the vehicle body and a front U-shaped beam 27 at the front part of the vehicle body; the rear U-shaped beam 8 at the front part of the vehicle body is installed and connected with the front parts of the left side door frame combination 4 and the right side door frame combination 2, and meanwhile, the rear U-shaped beam 8 at the front part of the vehicle body is connected with a bottom frame front cross beam 59 in the vehicle body bottom frame combination 5 through two brake pedal left supporting beams 24 and a brake pedal right supporting beam 25; the front U-shaped beam 27 at the front part of the vehicle body is installed and connected on the rear U-shaped beam 8 at the front part of the vehicle body; a front left vertical beam of the vehicle body is arranged on the front U-shaped beam 27 of the vehicle body, a towing hook assembly 15 is arranged on the front left vertical beam of the vehicle body, wherein the bottom of the towing hook assembly 15 is arranged and connected on a front bottom frame cross beam 59 of the vehicle body bottom frame assembly 5.
As shown in fig. 4, the rear platform frame assembly 3 of the present invention includes a charging port supporting beam 43, a rear windshield lower supporting beam 44, a rear platform right longitudinal beam 45, a charger mounting supporting assembly 46, a tie rod supporting assembly 47, a controller right mounting supporting assembly 48, a rear platform rear cross beam 49, a controller left mounting supporting assembly 50, a tail U-shaped beam 51, a rear platform rear vertical beam 52, a rear platform left longitudinal beam 53, a rear shock absorbing upper supporting assembly 54, and a rear platform front U-shaped beam 55; the U-shaped beam 55 at the front part of the rear platform is welded with the B-pillar 33 of the frame, and the U-shaped beam 55 at the front part of the rear platform is bent by a pipe bender to enhance the structural performance; the rear windshield lower support beam 44 is welded to the tail of the door frame splayed beam 28; the charging port supporting beam 43 is welded with the rear platform rear vertical beam 52; the rear shock absorption upper support component 54 adopts a sheet metal box-shaped structure, so that the structural strength is improved; the rear shock absorption upper support component 54, the rear platform left longitudinal beam 53, the rear platform right longitudinal beam 45, the rear platform rear cross beam 49, the tail U-shaped beam 51 and the rear platform front U-shaped beam 55 are welded together to form an integral rectangular frame structure of the rear platform frame combination 3; the rear platform rear upright beam 52 connects the rear windshield lower support beam 44 and the rear platform rear cross beam 49; the tie rod supporting component 47 has a certain angle and is welded on the rear platform right longitudinal beam 45, so that the running track of the rear axle is ensured; the charger mounting support assembly 46, the controller right mounting support assembly 48 and the controller left mounting support assembly 50 are soldered to the rear U-beam 51 and function to mount electrical components.
The specific installation of the utility model is explained as follows: the utility model discloses a left side in the frame, door frame splayed roof beam 28 about right side door frame (left side door frame combination 4 and right side door frame combination 2) divide into, control door hinge supporting beam, a left side, right side A post supporting beam 42, a left side, right side frame B post 33, small window bottom end rail 34 behind the side, longeron is in the same place through combination welding about back side wall oblique stiffening beam 35 and the underframe, form whole side door frame structure, wherein the frame left side, the left side on right side door frame upper portion, right side splayed roof beam (door frame splayed roof beam 28) adopts splayed steel to form through return bend and punching press (splayed steel section schematic drawing sees that description attached figure 6 shows), splayed steel intensity and rigidity are better, splayed steel has a plane 26mm width and 20mm width, wherein outside plane and door cooperation, the door can be through the dismantlement of controlling door hinge upper and lower bearing assembly's mounting hole freedom, inboard plane is used for installing front windshield, back windshield, ceiling glass and ceiling rear portion, again through adhesive tape and glass glue the sealing. The left frame B column 33 and the right frame B column 33 are formed by bending a square pipe with the section of 30X 2 on two sides, and the structure not only ensures the internal space of the frame, but also ensures the stable structure of the side door of the frame; left and right door outer hinge reinforcing plates, left and right door upper and lower hinge support assemblies (a door hinge lower support assembly 39 and a door hinge upper support assembly 41) are welded on left and right door hinge support beams; the left and right frame A column 40 outer triangle reinforcing plate component 29, the left and right door frame front middle and rear upper reinforcing plates, the left and right small window inner side periphery mounting support component welded on the splayed beam, the left and right side periphery B column front mounting support component, the left and right B column lock plate lower support component, the left and right door lock mounting support component, the door control switch support component welded on the B column; the fender lower positioning support assembly, the side door trim upper support assembly, the plurality of threshold support assemblies and the front fender upper support assembly are welded on the bottom beams of the left and right door frames. During installation, the left and right side door frames (the left side door frame combination 4 and the right side door frame combination 2) and the frame bottom frame combination 5 in the utility model are connected together through a left and a right door frame bottom beams (the frame door frame bottom beams 37), the front parts are connected together with the frame bottom frame through a brake pedal left supporting beam 24, a brake pedal right supporting beam 25 and a towing hook component 15, the rear platform frame is connected together with a left and a right vehicle body frames through a rear windshield lower supporting beam 44 and a rear platform front U-shaped beam 55 to form a frame integral frame, wherein two planes of the left and right side door frame splayed beams 28 can well ensure the assembly precision when assembling other parts, the frame structure reduces the welding internal stress and also increases the structural strength without reinforcing by using a reinforcing plate, thereby simplifying the process flow; meanwhile, welding parts are reduced, stress concentration is reduced, the production cost of the frame is reduced, and the process flow is simplified. The foregoing illustrates and describes the general principles, features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (9)
1. A totally enclosed electric tricycle frame is characterized by comprising a front part frame combination (1), a right side door frame combination (2), a rear platform frame combination (3), a left side door frame combination (4), a bottom frame combination (5) and a frame top cross beam (6), the left side door frame combination (4) and the right side door frame combination (2) have the same structure, the left side door frame combination (4) and the right side door frame combination (2) are symmetrically arranged at the left side and the right side of the bottom frame combination (5) and are fixedly welded with the bottom frame combination (5), the front part frame combination (1) is arranged at the front parts of the left side door frame combination (4) and the right side door frame combination (2), the front part frame combination (1) is respectively welded with the left side door frame combination (4) and the right side door frame combination (2), a rear platform frame combination (3) is arranged at the rear parts of the left side door frame combination (4) and the right side door frame combination (2), the rear platform frame combination (3) and the left side door frame combination (4) and the right side door frame combination (2) are respectively fixedly welded together, the top of the left side door frame assembly (4) is fixedly connected with the top of the right side door frame assembly (2) through a vehicle frame top cross beam (6).
2. The totally enclosed electric tricycle frame as claimed in claim 1, characterized in that the left side door frame assembly (4) and the right side door frame assembly (2) both comprise a door frame splayed beam (28), a door hinge support beam, an A column support beam (42), a frame B column (33), a frame door frame bottom beam (37), a side rear small window lower beam (34) and a rear side wall oblique reinforcing beam (35), and a door hinge upper support assembly (41) and a door hinge lower support assembly (39) for mounting a door are arranged on the door hinge support beam; the frame B column (33) used for dividing the side door frame into a front part and a rear part is arranged on the frame door frame bottom beam (37), and the frame door frame bottom beam (37) is used for connecting the frame B column (33) with the frame door hinge supporting beam; a frame A column (40) is arranged at the front part of a frame bottom beam (37), and the upper part of the frame A column (40) is connected with a frame splayed beam (28) through an A column bearing beam; a rear side wall oblique reinforcing beam (35) is arranged on the frame B column (33); the rear side wall oblique reinforcing beam (35) is used for reinforcing the connection between the frame B column (33) and the tail end of the door frame splayed beam (28); the door frame splayed beam (28) is connected with a frame door frame bottom beam (37) through a door hinge supporting beam and a frame B column (33).
3. The totally enclosed electric tricycle frame according to claim 2, characterized in that, further, the door frame splayed beam (28) is a double-curved structure formed by bending and stamping a splayed tube.
4. The totally enclosed electric tricycle frame as claimed in claim 2, characterized in that the bottom frame assembly (5) comprises a vertical pipe (56), a main pipe body (58), a bottom frame front cross beam (59), a bottom frame rear cross beam (68), a bottom frame longitudinal beam (60), wherein the vertical pipe (56) is installed on the top of the main pipe body (58) and is fixedly welded with the main pipe body (58) into a whole; the bottom of the main pipe body (58) is arranged on a front cross beam (59) of the bottom frame and is fixedly connected with the front cross beam (59) of the bottom frame; two bottom frame longitudinal beams (60) vertical to the bottom frame front cross beam (59) are arranged between the bottom frame front cross beam (59) and the bottom frame rear cross beam (68); the two bottom frame longitudinal beams (60) are connected by connecting beams of a front floor middle supporting beam assembly (76), a front battery front supporting beam assembly (75), a front battery rear supporting beam assembly (74), a brake mounting beam assembly (63) and a rear swing arm supporting beam (64); the front floor middle supporting beam assembly (76) is used for installing the lower part of the instrument desk; the front battery front supporting beam assembly (75) and the front battery rear supporting beam assembly (74) are used for mounting a front battery and a front battery frame; the brake mounting beam assembly (63) is used for mounting a hand brake cable junction box and a rear bottom plate; two rear swing arm supporting beams (64) are arranged on two sides of the rear part of the longitudinal beam (60) of the bottom frame; the rear cross beam (68) of the bottom frame is connected with the rear swing arm supporting beam (64) through a rear battery frame longitudinal beam (69), and battery limiting supports (72) are respectively arranged on the front, the rear, the left and the right of the battery frame.
5. The totally enclosed electric tricycle frame as claimed in claim 4, further characterized in that two main tube inclined reinforcing beams (78) are symmetrically installed at the left and right sides of the lower portion of the main tube, and the main tube is connected and reinforced with the front cross beam (59) of the underframe through the two main tube inclined reinforcing beams (78).
6. A totally enclosed electric tricycle frame as claimed in claim 4, characterized in that, further, six frame horizontal reinforcing beams (61) are installed on the side of the frame longitudinal beams (60), and the outer sides of the two frame longitudinal beams (60) are connected and reinforced with the frame bottom beam (37) by the six frame horizontal reinforcing beams (61).
7. A totally enclosed electric tricycle frame according to claim 4, characterized in that the front sub-frame assembly (1) comprises a front rear U-beam (8) and a front U-beam (27); the rear U-shaped beam (8) at the front part of the vehicle body is installed and connected at the front parts of the left side door frame combination (4) and the right side door frame combination (2) and is connected with a bottom frame front cross beam (59) in the vehicle body bottom frame combination (5) through two brake pedal left supporting beams (24) and a brake pedal right supporting beam (25); the front U-shaped beam (27) at the front part of the vehicle body is installed and connected on the rear U-shaped beam (8) at the front part of the vehicle body; a left vertical beam of the front part of the vehicle body is arranged on a front U-shaped beam (27) of the front part of the vehicle body, a towing hook component (15) is arranged on the left vertical beam of the front part of the vehicle body, and the bottom of the towing hook component (15) is arranged and connected on a front cross beam (59) of a bottom frame of the vehicle body and the bottom frame combination (5).
8. The totally enclosed electric tricycle frame according to claim 4, characterized in that the rear platform frame assembly (3) comprises a charging port support beam (43), a rear windshield lower support beam (44), a rear platform right longitudinal beam (45), a charger mounting support assembly (46), a cross-pull rod support assembly (47), a controller right mounting support assembly (48), a rear platform rear cross beam (49), a controller left mounting support assembly (50), a tail U-shaped beam (51), a rear platform rear vertical beam (52), a rear platform left longitudinal beam (53), a rear shock absorption upper support assembly (54), a rear platform front U-shaped beam (55); the U-shaped beam (55) at the front part of the rear platform is welded with the B column (33) of the frame, and the lower support beam (44) of the rear windshield is welded with the tail part of the door frame splayed beam (28); the charging port supporting beam (43) is welded with the rear vertical beam (52) of the rear platform; the rear shock absorption upper support component (54), the rear platform left longitudinal beam (53), the rear platform right longitudinal beam (45) and the rear platform rear cross beam (49) are welded with the tail U-shaped beam (51) and the rear platform front U-shaped beam (55) together to form an integral rectangular frame structure of the rear platform frame combination (3); the rear platform rear vertical beam (52) is connected with a rear windshield lower supporting beam (44) and a rear platform rear cross beam (49); the tie rod supporting assembly (47) is welded on the rear platform right longitudinal beam (45); the charger mounting support assembly (46), the controller right mounting support assembly (48) and the controller left mounting support assembly (50) are welded on the tail U-shaped beam (51).
9. A totally enclosed electric tricycle frame as claimed in claim 8, wherein the rear shock absorbing upper support assembly (54) is of sheet metal box-like construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222335511.1U CN218431555U (en) | 2022-09-02 | 2022-09-02 | Totally enclosed electric tricycle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222335511.1U CN218431555U (en) | 2022-09-02 | 2022-09-02 | Totally enclosed electric tricycle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218431555U true CN218431555U (en) | 2023-02-03 |
Family
ID=85102063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222335511.1U Active CN218431555U (en) | 2022-09-02 | 2022-09-02 | Totally enclosed electric tricycle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218431555U (en) |
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2022
- 2022-09-02 CN CN202222335511.1U patent/CN218431555U/en active Active
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