CN201305030Y - Row-style double-bridge car beam - Google Patents
Row-style double-bridge car beam Download PDFInfo
- Publication number
- CN201305030Y CN201305030Y CNU2008201694895U CN200820169489U CN201305030Y CN 201305030 Y CN201305030 Y CN 201305030Y CN U2008201694895 U CNU2008201694895 U CN U2008201694895U CN 200820169489 U CN200820169489 U CN 200820169489U CN 201305030 Y CN201305030 Y CN 201305030Y
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- China
- Prior art keywords
- rear drive
- drive shaft
- car beam
- shafts
- driving
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Abstract
The utility model provides a row-type double-bridge car beam, which comprises a car beam main body. A front driving shaft and rear driving shafts are arranged on the car beam main body; driving devices are arranged on the front driving shaft and the rear driving shafts and connected with each other through transmission shafts arranged in the middles of the driving devices; brackets of the rear driving shafts are respectively arranged on the left side and the right side of the rear end of the car beam main body; the rear driving shaft and the driving device corresponding to the rear driving shaft are arranged on the bracket of each rear driving shaft; and the driving device on the front driving shaft and the driving devices of the two rear driving shafts are connected through the two transmission shafts arranged in the middles of the driving devices. The car beam can enhance the stability, the braking performance, the smoothness and the trafficability of the car, and ensures that shaded parts can not appear on the pavement basically, thereby effectively reducing the damage to roads due to the dynamic load and the braking, improving the utilization rate of the pavement and restrain the loss of highway resources at the same time.
Description
Technical field
The utility model relates to a kind of row type double-axle vehicle girder.
Background technology
As illustrated in fig. 1 and 2, transmission shaft runs through in the middle of the body mounting in the driving system of traditional type vehicle, and vibration and noise are quite big.Preceding heavy back is light, and rear drive sprocket skids easily during deadhead operation, and adhesive ability is few, and tractive force is not enough, and power is influenced, increases oil consumption.As shown in Figure 3, what the traditional type vehicle adopted is non-independent suspension system, the both sides wheel is installed on the rigid axle, when uneven travels down, when being subjected to impulsive force and side force, single wheel can directly have influence on the opposite side wheel, make vehicle " nod and face upward head " phenomenon, ride comfort is relatively poor.What traditional type car beam adopted is the side bar formula, and the narrow steel spring of car beam width is soft, and double swerve power is big, and centre-of gravity shift is big when travelling on the slope, and centnifugal force is big during turning, causes rollover easily, and lateral stability is relatively poor when travelling.Traditional type car brakeing power is not enough, and stopping distance is long, and the damage rate of road pavement is very big simultaneously, and brake wear is accelerated, and the easy sideslip of glancing impact breaks away, and phenomenon turns around.The double wheeled vehicle of single bridge is when bearing goods travels, and the fried continuously tire phenomenon of the tire of dual installation is a lot, and bridge cut-off and flywheel phenomenon take place constantly.
As shown in Figure 4, the shortcoming of maximum was that dash area appears in road surface easily when the traditional type vehicle travelled on the road surface, repeated travel on two vehicle lines that the always unified rubber-tyred roller that is fixed on driving vehicle in the line was crossed when all vehicles of employing rigid axle travelled on the road surface, particularly heavy-duty vehicle makes the road surface dash area occur.Its direction always is stuck in two grooves of dash area and travels, and the omen that dash area is road maintenance and damage appears in the road surface.The emergency braking of traditional type vehicle has damage to road, and live load is that the influence of the ballistic motion power of vehicle road pavement generation in motion makes the road surface accelerate the failure.The ground-surface load does not obtain Reduction of Students' Study Load, has shortened the service life of road.
As Fig. 5 and Fig. 6, the road surface is stressed to can not get evenly making the road surface roadbed to be subjected to force unbalance, quickens the ground-surface infringement.The effort of traditional type vehicle bridge road pavement is on the both sides of drive axle, and drive axle wheelspan centre portion road pavement does not have application force, has caused the road surface discontinuity; Sink in the road surface of two-wheeled effect, the centre portion projection makes the road surface concavo-convex phenomenon occur, causes the road surface to be subjected to force unbalance, makes road surface accelerated wear test.The road surface is not just used fully yet simultaneously, and this just causes the ground-surface usability not to be utilized fully, and the ground-surface service efficiency is low, has caused the waste of road resources, does not reach the energy-saving effect of road resources.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of row type double-axle vehicle girder, after adopting this car beam, can strengthen stability, braking ability, ride comfort, the crossing ability of vehicle, make the road surface dash area can not occur basically, reduced live load and braking damage effectively to road, simultaneously can improve the ground-surface degree of utilization, the loss of containment road resources.
For solving above-mentioned prior art problems, the utility model adopts following scheme: a kind of row type double-axle vehicle girder, comprise car beam main body, described car beam main body is provided with drive axle and rear drive shaft, described drive axle and rear drive shaft are provided with actuating device, described actuating device connects by the transmission shaft that the centre is provided with, described car beam body rear each side is provided with a rear drive shaft support, each rear drive shaft support be provided with rear drive shaft and with the cooresponding actuating device of rear drive shaft, the actuating device on the described drive axle is connected by 2 transmission shafts that the centre is provided with actuating device on 2 rear drive shafts.
As preferably, described rear drive shaft support comprises rectangle frame and is located at the triangle frame of rectangle frame front end.
As preferably, the actuating device on the actuating device on described 2 transmission shafts and the drive axle and 2 rear drive shafts is connected to form triangle.
As preferably, be provided with dependent suspension between described rear drive shaft support and the rear drive shaft.
As preferably, be provided with independent suspension between described rear drive shaft support and the rear drive shaft.
Beneficial effect:
The utility model adopts technique scheme, each side is provided with a rear drive shaft support in car beam body rear, pricks than original car beam solid plate, steady during Dead Weight Cargo, car beam integral structure performance when rocking is good, behind the increase rear drive shaft support, and width broadening, gravity strengthened perpendicular to the component of horizontal wall inscription direction when horizontal wall inscription was turned, help reducing gravity and be parallel to ground-surface component, make that centnifugal force is not enough when turning, be not easy to cause sideslip, rollover, thus the stability of vehicle improved; Suspension is mounted on the longeron, the longeron of car beam rear drive part is increased to four from original two, suspension is increased to four groups of steel springs from original two groups, increased the tight structure of car beam and suspension, actv. prevented vehicle emergency braking and when knocking into the back car beam and suspension disconnect phenomenon, owing to increased rear drive shaft support and actuating device, friction force increases, improved braking force, run into same power and need glancing impact, row type double-axle is with the braking force braking less than single bridge vehicle, and its both braking effect is consistent basically, thereby has strengthened vehicle braked; Adopt dependent suspension to form compound type dependent suspension system, integral structure can remedy the outstanding shortcoming of non-independence similar in appearance to independent suspension, and the advantage of independent suspension has been arranged again.When single wheel is subjected to impacting, owing to have only one group of steel spring to be subjected to impulsive force in four groups of steel springs, little to the impulsive force that whole suspension is subjected to, thus improve the ride comfort of automobile, adopt independent suspension to form the compound type independent suspension system, then strengthened the ride comfort of automobile more; When through a side road surface in hole being arranged, there is the strong point centre of row type double-axle bridge on the road surface, when through the centre road surface in hole being arranged, because there is the strong point both sides of row type double-axle bridge on the road surface, the influence of car load degree of dip is little like this, falls to cheat phenomenon and can retrieve, and has strengthened the crossing ability of vehicle.When road traveling, the road surface dash area can not occur basically, has reduced live load and the braking damage to road effectively, can improve the ground-surface degree of utilization simultaneously, the loss of containment road resources.
Figure of description
Fig. 1 is the structural representation of traditional type car beam;
Fig. 2 is the back view of traditional type car beam;
Fig. 3 causes the scheme drawing of rollover for traditional type car beam;
Fig. 4 causes the scheme drawing of shade for traditional type car beam road pavement;
Fig. 5 is the scheme drawing of traditional type car beam road pavement pressure;
Fig. 6 is the scheme drawing of traditional type car beam road pavement pressure;
Fig. 7 is a structural representation of the present utility model;
Fig. 8 is the structural representation of the utility model embodiment one;
Fig. 9 is the structural representation of the utility model embodiment two;
Figure 10 is that the utility model embodiment one crosses breach ground-surface scheme drawing;
Figure 11 is that the utility model embodiment two crosses protruding ground-surface scheme drawing.
The specific embodiment
Embodiment one:
As Fig. 7 and Fig. 8, a kind of row type double-axle vehicle girder, comprise car beam main body 1, described car beam main body 1 is provided with drive axle 2 and rear drive shaft 3, described drive axle 2 and rear drive shaft 3 are provided with actuating device 4, described actuating device 4 connects by the transmission shaft 5 that the centre is provided with, described car beam main body 1 rear end each side is provided with a rear drive shaft support 6, each rear drive shaft support 6 be provided with rear drive shaft 3 and with rear drive shaft 3 cooresponding actuating devices 4, the actuating device 4 on the described drive axle 2 is connected by 2 transmission shafts 5 that the centre is provided with actuating device 4 on 2 rear drive shafts 3.Described rear drive shaft support 6 comprises rectangle frame 61 and is located at the triangle frame 62 of rectangle frame 61 front ends.Actuating device 4 on actuating device 4 on described 2 transmission shafts 5 and the drive axle 2 and 2 rear drive shafts 3 is connected to form triangle.Be provided with dependent suspension 7 between described rear drive shaft support 6 and the rear drive shaft 3, form compound type dependent suspension system.
Transmission shaft runs through in the middle of the body mounting, improves the middle utilization of space of car beam, reduces the vibration and the noise of transmission shaft, and preceding heavy back is light, and deadhead operation front driving wheel adhesive ability height is not easy to skid, and tractive force is big, and power is unaffected.Compact conformation, saved the transmission shaft that passes through the vehicle body front and back, the center of gravity reach of empty wagons car load, front-wheel adhesive ability strengthens, the adhesive ability of drive wheel can not be affected during upward slope, can obtain enough forerunner's power, road-holding property and driving safety are good, and the fault of power-transmission system is easily found so that on-call maintenance.As shown in figure 10, run into the breach road surface in the process of moving and also can not be affected,
Embodiment two:
As Fig. 7 and Fig. 9, basic identical with the structure of embodiment one, different is to be provided with independent suspension 8 between described rear drive shaft support 6 and the rear drive shaft 3, forms the compound type independent suspension system.As shown in figure 11, running into protruding road surface in the process of moving can not be affected yet.Can relax the vibration and the impact that are caused by Uneven road, particularly in mining area and building site and area, the mountain ridge, the vibration of decay rapidly vehicle body and vehicle bridge guarantees that fully automobile has good ride comfort.
Claims (5)
1. row type double-axle vehicle girder, comprise car beam main body (1), described car beam main body (1) is provided with drive axle (2) and rear drive shaft (3), described drive axle (2) and rear drive shaft (3) are provided with actuating device (4), the transmission shaft (5) that described actuating device (4) is provided with by the centre connects, it is characterized in that: described car beam main body (1) rear end each side is provided with a rear drive shaft support (6), each rear drive shaft support (6) be provided with rear drive shaft (3) and with the cooresponding actuating device of rear drive shaft (3) (4), the actuating device (4) on the described drive axle (2) is connected by 2 transmission shafts (5) that the centre is provided with actuating device (4) on 2 rear drive shafts (3).
2. a kind of row type double-axle vehicle girder according to claim 1 is characterized in that: described rear drive shaft support (6) comprises rectangle frame (61) and is located at the triangle frame (62) of rectangle frame (61) front end.
3. a kind of row type double-axle vehicle girder according to claim 1 is characterized in that: actuating device (4) on described 2 transmission shafts (5) and the drive axle (2) and the actuating device (4) on 2 rear drive shafts (3) are connected to form triangle.
4. a kind of row type double-axle vehicle girder according to claim 1 is characterized in that: be provided with dependent suspension (7) between described rear drive shaft support (6) and the rear drive shaft (3).
5. a kind of row type double-axle vehicle girder according to claim 1 is characterized in that: be provided with independent suspension (8) between described rear drive shaft support (6) and the rear drive shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201694895U CN201305030Y (en) | 2008-12-03 | 2008-12-03 | Row-style double-bridge car beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201694895U CN201305030Y (en) | 2008-12-03 | 2008-12-03 | Row-style double-bridge car beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201305030Y true CN201305030Y (en) | 2009-09-09 |
Family
ID=41097492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201694895U Expired - Lifetime CN201305030Y (en) | 2008-12-03 | 2008-12-03 | Row-style double-bridge car beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201305030Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407225B (en) * | 2008-11-14 | 2010-06-30 | 张卫海 | Row type double-axle vehicle girder |
-
2008
- 2008-12-03 CN CNU2008201694895U patent/CN201305030Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407225B (en) * | 2008-11-14 | 2010-06-30 | 张卫海 | Row type double-axle vehicle girder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090909 Effective date of abandoning: 20081203 |