CN203439121U - Frame assembly of public bus in medium-sized cities - Google Patents
Frame assembly of public bus in medium-sized cities Download PDFInfo
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- CN203439121U CN203439121U CN201320624756.4U CN201320624756U CN203439121U CN 203439121 U CN203439121 U CN 203439121U CN 201320624756 U CN201320624756 U CN 201320624756U CN 203439121 U CN203439121 U CN 203439121U
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- assembly
- crossbeam
- longeron
- right longitudinal
- assemblies
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Abstract
The utility model relates to a frame assembly of a public bus in medium-sized cities. The frame assembly comprises a left longitudinal beam assembly, a right longitudinal beam assembly, a front beam, a second beam, a third beam, a fourth beam, a fifth beam, a sixth beam, a seventh shock absorber beam, an eighth beam, a ninth engine rear suspension beam assembly and a rear beam, wherein all the beams and the ninth engine rear suspension beam assembly are arranged between the left and right longitudinal beam assemblies; the front beam, the second beam, the third beam, the fourth beam and the fifth beam are connected with the left and right longitudinal beam assemblies by connecting plates at the two ends; reinforcing plates are arranged in the middle positions of the left and right longitudinal beam assemblies; the sixth beam, the seventh shock absorber beam and the eighth beam are connected with the left and right longitudinal beam assemblies by the reinforcing plates at the two ends; front tow hooks are arranged on the front beam; front spring front supports and overhanging beams are arranged at the two ends of the second beam on the left and right longitudinal beam assemblies; front spring rear supports and overhanging beams are arranged at the two ends of the third beam on the left and right longitudinal beam assemblies; rear spring front supports are arranged at the two ends of the sixth beam on the left and right longitudinal beam assemblies; rear spring rear supports are arranged at the two ends of the eighth beam on the left and right longitudinal beam assemblies; a compressor installation plate is arranged at one end of the rear beam on the right longitudinal beam assembly. The frame assembly has the advantages of simple and reasonable structure, good safety and high structural strength and is low in cost.
Description
Technical field
The utility model belongs to running car system technical field, relates to specifically a kind of bus frame assembly.
Background technology
Along with social progress, expanding economy, automobile is applied by people more and more widely, just there is the pollution of crowded, the environment of traffic in the thing followed, this be global widely, must problem anxious to be resolved, how environmental protection trip, become the matter of utmost importance that we must face, our society of requirements of the times must greatly develop public transport cause, and bus development is the certainty of public transport career development, is playing the part of more and more important role.
After Chengdu bus incidents of spontaneous combustion in 2011, public transport battle line in the whole nation has carried out safe large generaI investigation, changed large quantities of to scrap the time limit with the passenger vehicle that has potential safety hazard, in 2 years, almost public traffic passenger coach has all been changed in whole Chengdu, nearly 70% bus has also been changed in Changchun, scholarly forecast, among 5 years, national bus demand only increases, the bus management method that country in 2012 puts into effect has also stipulated that bus tenure of use is 8 years, like this, to new one the taking turns replacing and will start again of the year two thousand twenty.Separately, according to the situation that magnify in large small city, the whole nation, village township is accessible by road, small towns is entered in public transport, also strengthened the market demand of bus.2013 recoverable amounts of being only Changchun bus are just 4569, by the operation time limit, calculate, and annual replacing amount is just more than 500.Another according to the difference of bus market demand, the kind of bus is also different, and need kind newly developed will be a lot.
At present, the horizontal stroke of bus frame, girder work mainly be take grooved section punching structure as main, and mould input cost is larger, frame assembly function singleness; Vehicle body frame directly with chassis side rail seam, weld difficulty large, structural strength is low, productive costs is high.
Summary of the invention
The purpose of this utility model is to provide a kind of simple and reasonable, safety good, structural strength is large, cost is low medium-sized urban bus frame assembly, this bus frame assembly has met the requirement that bus travels at various complex road surfaces, improve the safety of bus driving, reduced passenger vehicle tooling cost.
The purpose of this utility model is achieved in that this frame assembly comprises left longeron assembly, right vertical beam assembly, be arranged on the front cross rail between left-right longeron assembly, second cross beam, the 3rd crossbeam, the 4th crossbeam, the 5th crossbeam, the 6th crossbeam, the 7th bumper crossbeam, the 8th crossbeam, the 9th rear suspension beam of engine assembly, after cross member, described front cross rail, second cross beam, the 3rd crossbeam, the 4th crossbeam is connected with left-right longeron assembly with the connecting panel of the 5th crossbeam by two ends, and on described left longeron assembly and right vertical beam assembly, midway location is provided with brace panel, the 6th crossbeam, the 7th bumper crossbeam is connected with left-right longeron assembly with the brace panel of the 8th crossbeam by two ends, on described front cross rail, is provided with front tow hook, and on left-right longeron assembly, the two ends of second cross beam are provided with front spring front frame and overhanging beam, the two ends of the 3rd crossbeam are provided with front spring after poppet and overhanging beam, and on described left-right longeron assembly, the two ends of the 6th crossbeam are provided with rear spring front frame, the two ends of the 8th crossbeam are provided with rear spring after poppet, and on described right vertical beam assembly, after cross member one end is provided with installation board of compressor.
Described left longeron assembly and right vertical beam assembly for be symmetrical arranged and structure identical, described left longeron assembly and right vertical beam assembly are respectively by first segment longeron main body, longeron connecting panel, the second section longeron main body that connects first segment longeron main body by longeron connecting panel forms, wherein second section longeron main body arranges, forms front high rear low version lower than first segment longeron main body, is suitable for vehicle chassis component and installs.
The utlity model has following advantage and good effect:
1, the utility model vehicle frame surrounding is provided with the position (give respective holder is installed) that driving position, steering box, radiator fil, compressor, towing hook and air receiver etc. are installed on relevant position, the position (give respective holder is installed) that is provided with driving engine, change speed gear box etc. and various pipeline supports on relevant position between two longerons, meets the whole matching requirements of passenger vehicle.
2, the utility model increases overhanging beam, and after material selection 6mm, 355L vehicle structure steel plate, makes channel-section steel shape, with connection reinforcement Plate Welding on left-right longeron, while closing car load and vehicle body frame integrally welded, to guarantee to turn in bus driving process steadily, keep car body balance.
3, between the utility model the 6th crossbeam and the 8th crossbeam, reinforcement longeron is installed in (before and after rear axle) left-right longeron inner side, adopt the thick 300L vehicle structure of 5mm steel plate, rivet together with left-right longeron, form and reinforce longeron, greatly improve the safety factor of vehicle frame, increased the security and stability of car load.
4, an installation board of compressor of the utility model right vertical beam rear outside welding, its plate becomes as a whole with right vertical beam, makes the connection of gas pipe line tight, the air venting of avoiding former bolt to cause because of bolt looseness in connecting, braking quality decline; Also greatly improved chassis manufacturing speed simultaneously.
The utility model is considered different kinds of roads situation, carries out comprehensive analysis, improves, and improved material requirement in original vehicle, have advantages of simple and reasonable, safety good, structural strength is large, cost is low.
Accompanying drawing explanation
Fig. 1 is the utility model integral structure schematic diagram.
Fig. 2 is that the K of the utility model Fig. 1 is to view.
Fig. 3 is the utility model brace panel structural representation.
Fig. 4 is the B-B amplification view of the utility model Fig. 1.
The specific embodiment
By accompanying drawing 1, 2, 3, shown in 4: this frame assembly comprises left longeron assembly 1, right vertical beam assembly 2, be arranged on left-right longeron assembly 1, front cross rail 3 between 2, second cross beam 4, the 3rd crossbeam 5, the 4th crossbeam 6, the 5th crossbeam 7, the 6th crossbeam 8, the 7th bumper crossbeam 9, the 8th crossbeam 10, the 9th rear suspension beam of engine assembly 11, after cross member 12, described front cross rail 3, second cross beam 4, the 3rd crossbeam 5, the 4th crossbeam 6 and the 5th crossbeam 7 are by the connecting panel 13 and left-right longeron assembly 1 at two ends, 2 connect, and on described left longeron assembly 1 and right vertical beam assembly 2, midway location is provided with brace panel 14, the six crossbeams 8, the 7th bumper crossbeam 9 and the 8th crossbeam 10 are by the brace panel 14 and left-right longeron assembly 1 at two ends, 2 connect, and are provided with front tow hook 15, left-right longeron assembly 1 on described front cross rail 3, on 2, the two ends of second cross beam 4 are provided with front spring front frame 16 and overhanging beam 17, the two ends of the 3rd crossbeam 5 are provided with front spring after poppet 18 and overhanging beam 17, described left-right longeron assembly 1, on 2, the two ends of the 6th crossbeam 8 are provided with rear spring front frame 19, the two ends of the 8th crossbeam 10 are provided with rear spring after poppet 20, and on described right vertical beam assembly 2, after cross member 12 one end are provided with installation board of compressor 21.
Described left longeron assembly 1 and right vertical beam assembly 2 for being symmetrical arranged, structure is identical, described left longeron assembly 1 and right vertical beam assembly 2 are respectively by first segment longeron main body 22, longeron connecting panel 23, the second section longeron main body 24 that connects (welding) first segment longeron main body 22 by longeron connecting panel 23 forms, wherein second section longeron main body 24 arranges and forms front high rear low version lower than first segment longeron main body 22, is suitable for vehicle chassis component and installs.
Described left-right longeron assembly 1,2 adopts connecting panel 13 to be connected combination with brace panel 14 with front cross rail 3, second cross beam 4, the 3rd crossbeam 5, the 4th crossbeam 6 and the 5th crossbeam 7, the 6th crossbeam 8, the 7th bumper crossbeam 9, the 8th crossbeam 10 two ends rivet weldings or bolt, the 9th rear suspension beam of engine assembly 11 and the after cross member 12 direct rivet weldings in two ends or bolt are connected to the rear portion of left-right longeron assembly 1,2, form firmly framed structure vehicle frame.
It is channel-section steel shape that all left longeron assemblies 1, right vertical beam assembly 2, front cross rail 3, second cross beam 4, the 3rd crossbeam 5, the 4th crossbeam 6, the 5th crossbeam 7 and the 6th crossbeam 8 are shaped by fluid pressure, and the 7th bumper crossbeam 9, the 8th crossbeam 10, the 9th rear suspension beam of engine assembly 11, after cross member 12 adopt compared with complexity special dies shaped by fluid pressure.
Claims (2)
1. a medium-sized urban bus frame assembly, is characterized in that: this frame assembly comprises left longeron assembly (1), right vertical beam assembly (2), be arranged on left-right longeron assembly (1, 2) front cross rail between (3), second cross beam (4), the 3rd crossbeam (5), the 4th crossbeam (6), the 5th crossbeam (7), the 6th crossbeam (8), the 7th bumper crossbeam (9), the 8th crossbeam (10), the 9th rear suspension beam of engine assembly (11), after cross member (12), described front cross rail (3), second cross beam (4), the 3rd crossbeam (5), the 4th crossbeam (6) and the 5th crossbeam (7) are by the connecting panel (13) and left-right longeron assembly (1 at two ends, 2) connect, the upper midway location of described left longeron assembly (1) and right vertical beam assembly (2) is provided with brace panel (14), the 6th crossbeam (8), the 7th bumper crossbeam (9) and the 8th crossbeam (10) are by the brace panel (14) and left-right longeron assembly (1 at two ends, 2) connect, on described front cross rail (3), be provided with front tow hook (15), left-right longeron assembly (1, 2) two ends of upper second cross beam (4) are provided with front spring front frame (16) and overhanging beam (17), the two ends of the 3rd crossbeam (5) are provided with front spring after poppet (18) and overhanging beam (17), described left-right longeron assembly (1, 2) two ends of upper the 6th crossbeam (8) are provided with rear spring front frame (19), the two ends of the 8th crossbeam (10) are provided with rear spring after poppet (20), and the upper after cross member (12) of described right vertical beam assembly (2) one end is provided with installation board of compressor (21).
2. a kind of medium-sized urban bus frame assembly according to claim 1, it is characterized in that: described left longeron assembly (1) and right vertical beam assembly (2) for be symmetrical arranged and structure identical, described left longeron assembly (1) and right vertical beam assembly (2) are respectively by first segment longeron main body (22), longeron connecting panel (23), the second section longeron main body (24) that connects first segment longeron main body (22) by longeron connecting panel (23) forms, wherein second section longeron main body (24) arranges and forms front high rear low version lower than first segment longeron main body (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624756.4U CN203439121U (en) | 2013-09-22 | 2013-09-22 | Frame assembly of public bus in medium-sized cities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624756.4U CN203439121U (en) | 2013-09-22 | 2013-09-22 | Frame assembly of public bus in medium-sized cities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203439121U true CN203439121U (en) | 2014-02-19 |
Family
ID=50090191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320624756.4U Expired - Lifetime CN203439121U (en) | 2013-09-22 | 2013-09-22 | Frame assembly of public bus in medium-sized cities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203439121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539587A (en) * | 2015-12-23 | 2016-05-04 | 安徽安凯汽车股份有限公司 | Modularized rear suspension beam structure for passenger car |
-
2013
- 2013-09-22 CN CN201320624756.4U patent/CN203439121U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539587A (en) * | 2015-12-23 | 2016-05-04 | 安徽安凯汽车股份有限公司 | Modularized rear suspension beam structure for passenger car |
| CN105539587B (en) * | 2015-12-23 | 2017-12-19 | 安徽安凯汽车股份有限公司 | Suspension beam structure after a kind of car modularization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |
|
| CX01 | Expiry of patent term |