CN216733895U - Be applied to middle support structure of wheel hub power low-floor bus - Google Patents
Be applied to middle support structure of wheel hub power low-floor bus Download PDFInfo
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- CN216733895U CN216733895U CN202220463002.4U CN202220463002U CN216733895U CN 216733895 U CN216733895 U CN 216733895U CN 202220463002 U CN202220463002 U CN 202220463002U CN 216733895 U CN216733895 U CN 216733895U
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- power low
- support structure
- floor bus
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Abstract
The utility model discloses a middle support structure applied to a hub power low-floor bus, belongs to the technical field of new energy automobile driving, and aims to solve the problems that the middle support structure of the existing hub power bus is complex, the unsprung mass is heavy due to the heavy weight, and the control stability of the whole bus is influenced. Two tip structures including bilateral symmetry, two tip structures all include preceding riser, back riser, motor installation axle and stopper mounting panel, parallel and alignment around preceding riser and the back riser, preceding riser is connected through the stopper mounting panel with back riser, motor installation axle runs through the stopper mounting panel and links to each other rather than, the coaxial setting of motor installation axle of two tip structures, the lower extreme of two preceding risers is connected through preceding end crossbeam, be equipped with the distance rod mount pad on the preceding end crossbeam, the lower extreme of two back risers is connected through back end crossbeam, two tip structures are connected through preceding end crossbeam and back end crossbeam and are formed the intermediate shelf structure that is the character cut in bas-relief.
Description
Technical Field
The utility model belongs to the technical field of new energy automobile driving, and particularly relates to a middle support structure applied to a hub power low-floor bus.
Background
The traditional new energy motor drive is a central motor drive mode, and a central motor drive structure has the problems of longer transmission chain, low transmission efficiency, high noise, high failure rate and the like.
The hub power system overcomes all the defects, is in a direct driving mode, has the advantages of high transmission efficiency, low electric energy consumption, low noise, low fault rate and the like, consists of a power system, a control system, a suspension system and a braking system, and is a novel highly integrated power driving system. The middle bracket assembly is a key component assembly for ensuring the function realization of a power system, a suspension system and a brake system.
The existing hub power bus intermediate frame is complex in structure, complex in processing technology, long in production period and not beneficial to batch popularization. And the weight is heavier, which causes the unsprung mass to be heavier, thereby directly influencing the operating stability of the whole vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a middle support structure applied to a hub power low-floor bus, and aims to solve the problems that the middle support structure of the existing hub power bus is complex, the unsprung mass is heavy due to heavy weight, and the operating stability of the whole bus is influenced. The technical scheme adopted by the utility model is as follows:
the utility model provides an intermediate bracket structure for wheel hub power low floor bus, including two end structure of bilateral symmetry, two end structure all include preceding riser, back riser, motor installation axle and brake mounting panel, preceding riser and back riser are parallel and align in the front and back, the lower extreme of preceding riser and back riser all is equipped with a plurality of C type arm mounting hole, the upper end of preceding riser is equipped with upper thrust rod mounting hole, preceding riser and back riser are connected through the brake mounting panel, motor installation axle runs through the brake mounting panel and links to each other with it, be equipped with a plurality of motor mounting holes that link up and use motor installation axle axial lead as array axis circumference array on the terminal surface of motor installation axle, the motor installation axle coaxial arrangement of two end structure, the preceding riser bottom of two end structure is connected through the front bottom crossbeam, be equipped with the thrust rod mount pad on the front bottom crossbeam, the back riser bottom of two end structure is connected through the back bottom crossbeam, the two end structures are connected through the front bottom cross beam and the rear bottom cross beam to form a concave middle frame structure.
Furthermore, the middle part of the front bottom cross beam and the middle part of the rear bottom cross beam are connected through a middle longitudinal beam.
Furthermore, a lightening hole is formed in the middle longitudinal beam.
Furthermore, the middle longitudinal beam and the front bottom cross beam are consistent in height, and the thrust rod mounting seats are arranged on the front bottom cross beam and the middle longitudinal beam.
Furthermore, the front part of the thrust rod mounting seat is provided with a notch and a thrust rod mounting hole, and the thrust rod mounting hole is used for mounting the thrust rod in the notch.
Further, preceding riser and back riser top still are connected through the arc stiffening beam, and the arc stiffening beam setting is in the top of motor installation axle, and the arc section of arc stiffening beam is coaxial with motor installation axle.
Furthermore, an ABS sensor bracket is arranged on the arc-shaped stiffening beam.
Further, preceding riser is connected through two reinforced pipes with back riser lower extreme.
Furthermore, a square hole is formed in the upper end of the front vertical plate.
Furthermore, the bottom end of the brake mounting plate is provided with a brake mounting hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. the suspension assembly with the middle frame has the advantages that the structure is simple, the processing period is short, the casting defect is overcome, the weight of the middle frame is reduced due to the optimization of the structure, the total weight of the suspension assembly with the middle frame is reduced by 150kg through actual measurement compared with the conventional suspension assembly, the total weight under a spring is reduced, the operation stability of the whole bus is further directly improved, and the concave-shaped middle frame can meet the structural requirement of the integration of the front floor and the rear floor of the low-floor bus.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the automobile brake system comprises a front vertical plate 1, a C-shaped arm 11, a square hole 12, an upper thrust rod 13, a motor 2, a motor mounting shaft 21, an air return pipe 22, a motor mounting hole 3, an arc reinforcing beam 31, an ABS sensor support 4, a rear vertical plate 5, a brake mounting plate 6, a middle longitudinal beam 61, a weight reducing hole 7, a rear bottom cross beam 8, a thrust rod mounting seat 81, a thrust rod mounting hole 82, a notch 9, a front bottom cross beam and a reinforcing pipe 10.
Detailed Description
In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The connection mentioned in the utility model is divided into fixed connection and detachable connection, the fixed connection is non-detachable connection and comprises but is not limited to folding edge connection, rivet connection, bonding connection, welding connection and other conventional fixed connection modes, the detachable connection comprises but is not limited to bolt connection, buckle connection, pin connection, hinge connection and other conventional detachment modes, when the specific connection mode is not clearly limited, the skilled person can select at least one connection mode from the existing connection modes to realize the function according to the needs. For example: the fixed connection selects welding connection, and the detachable connection selects bolt connection.
The present invention will be described in further detail with reference to the accompanying drawings, and the following examples are illustrative of the present invention, but the present invention is not limited to the following examples.
As shown in the figure, the middle support structure applied to the hub power low-floor bus comprises two end structures which are bilaterally symmetrical, wherein each end structure comprises a front vertical plate 1, a rear vertical plate 4, a motor mounting shaft 2 and a brake mounting plate 5, the front vertical plate 1 and the rear vertical plate 4 are parallel and aligned in the front and rear direction, the lower ends of the front vertical plate 1 and the rear vertical plate 4 are respectively provided with a plurality of C-shaped arm mounting holes 11, the upper end of the front vertical plate 1 is provided with an upper thrust rod mounting hole 13, the front vertical plate 1 and the rear vertical plate 4 are connected through the brake mounting plate 5, the motor mounting shaft 2 penetrates through the brake mounting plate 5 and is connected with the brake mounting plate, the end surface of the motor mounting shaft 2 is provided with a plurality of motor mounting holes 21 which penetrate through and take the motor mounting shaft axial lead as an array axis circumferential array, the motors 2 of the two end structures are coaxially arranged, the bottoms of the front vertical plates 1 of the two end structures are connected through a front bottom cross beam 9, the front bottom cross beam 9 is provided with a thrust rod mounting seat 8, the bottoms of the rear vertical plates 4 of the two end structures are connected through a rear bottom cross beam 7, and the two end structures are connected through the front bottom cross beam 9 and the rear bottom cross beam 7 to form a concave middle frame structure. The wheel hub motor is arranged on the motor mounting shaft 2, and the power of the wheel hub motor is transmitted to the middle support, so that the driving force is transmitted to the whole bus to achieve the driving function and the braking force of the brake is transmitted to the whole bus.
The middle part of the front bottom cross beam 9 and the middle part of the rear bottom cross beam 7 are connected through a middle longitudinal beam 6. The heights of the middle longitudinal beam 6 and the front bottom cross beam 9 are consistent, and the thrust rod mounting seat 8 is arranged on the front bottom cross beam 9 and the middle longitudinal beam 6. The center longitudinal beam 6 is provided with a lightening hole 61. In order to reduce the weight of the intermediate frame. The middle longitudinal beam 7 is connected with the front bottom cross beam and the rear bottom cross beam, the front end of the middle longitudinal beam 7 and the thrust rod mounting seat 8 are welded into a whole, and the longitudinal reinforcing effect of the whole middle support is achieved.
The front part of the thrust rod mounting seat 8 is provided with a notch 82 and a thrust rod mounting hole 81, and the thrust rod mounting hole 81 is used for mounting the thrust rod in the notch 82.
The top ends of the front vertical plate 1 and the rear vertical plate 4 of the two end structures are also connected through an arc-shaped reinforcing beam 3, the arc-shaped reinforcing beam 3 is arranged above the motor installation shaft 2, and the arc section of the arc-shaped reinforcing beam 3 is coaxial with the motor installation shaft 2. The arc-shaped reinforcing beams 3 of the two end structures are provided with ABS sensor brackets 31. The lower ends of the front vertical plate 1 and the rear vertical plate 4 of the two end structures are connected through two reinforcing pipes 10. The arc-shaped reinforcing beam 3 and the reinforcing pipe 10 are used for reinforcing the mechanical strength of the middle frame structure. The ABS sensor support provides the installation basis for the ABS sensor.
The upper ends of the two front vertical plates 1 are provided with square holes 12. The brake mounting holes 51 are respectively arranged at the bottom ends of the front side and the rear side of the brake mounting plate 5 which is used for providing a mounting space for the upper thrust rod and limiting the two end structures of the upper thrust rod.
The suspension assembly with the middle frame has the advantages that the structure is simple, the processing period is short, the casting defect is overcome, the weight of the middle frame is reduced due to the optimization of the structure, the total weight of the suspension assembly with the middle frame is reduced by 150kg through actual measurement compared with the conventional suspension assembly, the total weight under a spring is reduced, the operation stability of the whole bus is further directly improved, and the concave-shaped middle frame can meet the structural requirement of the integration of the front floor and the rear floor of the low-floor bus.
The above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.
Claims (10)
1. The utility model provides a be applied to middle supporting structure of wheel hub power low-floor bus which characterized in that: including bilateral symmetry's two tip structures, two tip structures all include preceding riser (1), back riser (4), motor installation axle (2) and brake mounting panel (5), parallel and align around preceding riser (1) and back riser (4), the lower extreme of preceding riser (1) and back riser (4) all is equipped with a plurality of C type arm mounting hole (11), the upper end of preceding riser (1) is equipped with upper thrust rod mounting hole (13), preceding riser (1) and back riser (4) are connected through brake mounting panel (5), motor installation axle (2) run through brake mounting panel (5) and link to each other with it, be equipped with a plurality of motor mounting hole (21) that link up on the terminal surface of motor installation axle (2) and use motor installation axle axial lead as array axis circumference array, motor installation axle (2) coaxial setting of two tip structures, two tip structures's preceding riser (1) bottom is connected through preceding bottom end rail (9), be equipped with distance rod mount pad (8) on preceding end beam (9), two tip structures's back riser (4) bottom is connected through back end beam (7), and two tip structures are connected through preceding end beam (9) and back end beam (7) and are formed the intermediate frame structure that is the character cut in bas-relief.
2. The intermediate support structure applied to the hub power low-floor bus as claimed in claim 1, wherein: the middle part of the front bottom cross beam (9) is connected with the middle part of the rear bottom cross beam (7) through a middle longitudinal beam (6).
3. The intermediate support structure applied to the hub power low-floor bus as claimed in claim 2, wherein: the middle longitudinal beam (6) is provided with a lightening hole (61).
4. The intermediate support structure applied to the hub power low-floor bus as claimed in claim 3, wherein: the middle longitudinal beam (6) and the front bottom cross beam (9) are consistent in height, and the thrust rod mounting seat (8) is arranged on the front bottom cross beam (9) and the middle longitudinal beam (6).
5. The middle support structure applied to the hub power low-floor bus as claimed in claim 4, wherein: the front part of the thrust rod mounting seat (8) is provided with a notch (82) and a thrust rod mounting hole (81), and the thrust rod mounting hole (81) is used for mounting the thrust rod in the notch (82).
6. The middle support structure applied to the hub power low-floor bus as claimed in any one of claims 1 to 5, wherein: the top of the front vertical plate (1) is connected with the top of the rear vertical plate (4) through an arc-shaped reinforcing beam (3), the arc-shaped reinforcing beam (3) is arranged above the motor mounting shaft (2), and the arc section of the arc-shaped reinforcing beam (3) is coaxial with the motor mounting shaft (2).
7. The intermediate bracket structure applied to the hub power low-floor bus as claimed in claim 6, wherein: an ABS sensor bracket (31) is arranged on the arc-shaped reinforcing beam (3).
8. The intermediate bracket structure applied to the hub power low-floor bus as claimed in claim 6, wherein: the lower ends of the front vertical plate (1) and the rear vertical plate (4) are connected through two reinforcing pipes (10).
9. The intermediate support structure applied to the hub power low-floor bus as claimed in claim 8, wherein: the upper end of the front vertical plate (1) is provided with a square hole (12).
10. The intermediate support structure applied to the hub power low-floor bus as claimed in claim 9, wherein: the bottom end of the brake mounting plate (5) is provided with a brake mounting hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220463002.4U CN216733895U (en) | 2022-03-04 | 2022-03-04 | Be applied to middle support structure of wheel hub power low-floor bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220463002.4U CN216733895U (en) | 2022-03-04 | 2022-03-04 | Be applied to middle support structure of wheel hub power low-floor bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216733895U true CN216733895U (en) | 2022-06-14 |
Family
ID=81919820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220463002.4U Active CN216733895U (en) | 2022-03-04 | 2022-03-04 | Be applied to middle support structure of wheel hub power low-floor bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216733895U (en) |
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2022
- 2022-03-04 CN CN202220463002.4U patent/CN216733895U/en active Active
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