CN105000073B - A kind of improved school bus - Google Patents
A kind of improved school bus Download PDFInfo
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- CN105000073B CN105000073B CN201510493680.XA CN201510493680A CN105000073B CN 105000073 B CN105000073 B CN 105000073B CN 201510493680 A CN201510493680 A CN 201510493680A CN 105000073 B CN105000073 B CN 105000073B
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- compartment
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- outer compartment
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Abstract
The invention provides a kind of improved school bus, belong to automobile technical field.It, which solves existing school bus, can not relax the technical problem such as impulsive force of student in compartment when speed changes again.School bus includes an outer compartment and an interior compartment, there is gap between outer compartment and interior compartment, outer compartment has a bottom plate, the bottom of interior compartment is slidably connected by a supporting construction with bottom plate, the first buffer structure of the impulsive force that interior compartment is subject to can be relaxed in the relative outer carriage movements of interior compartment by being additionally provided between interior compartment and outer compartment, the front end in outer compartment is provided with an energy-absorption box, the second buffer structure is provided with energy-absorption box, it is connected between energy-absorption box and outer compartment by some guide pillars, energy-absorption box being capable of outer carriage movements relative with guide pillar, there is gap between energy-absorption box and outer compartment, the 3rd buffer structure is provided between energy-absorption box and outer compartment.The present invention, which has, can relax impact, the advantages of safe.
Description
Technical field
The invention belongs to automobile technical field, it is related to a kind of improved school bus.
Background technology
School bus is the vehicles that school is come and gone for transporting student.Office of the safety in production committee of State Council of the People's Republic of China exists
《Traffic safety " 12 " is planned》In emphasize, to establish and improve safety of school bus management legal and regulatory systems and safety
Management system, specifies school bus right-of-way, strengthens school bus supervision, ensures safety of school bus；And provide that school bus must install satellite
Position and speed-limiting device.It can be seen that, safety of school bus is the important topic of whole society's concern.
In the prior art, the endergonic structure of automobile is realized generally by suspension system, and also some automobiles are in headstock
Position is provided with energy-absorbing buffering structure, i.e., several rivets when automobile hits at headstock are cut off, and are hit so as to absorb
Energy when hitting, for vehicle body, so far also without other effective endergonic structures, the inertia of vehicle body when being hit to double absorption
Kinetic energy, however, with the generation of a lot of safety of school bus accidents in 2013, the solution of safety of school bus problem seems especially urgent.
The content of the invention
The purpose of the present invention be the above mentioned problem existed for existing technology there is provided a kind of improved school bus, the present invention
Technical problem to be solved is how the impact that compartment is subject to be relaxed when school bus speed changes.
The purpose of the present invention can be realized by following technical proposal：
A kind of improved school bus, it is characterised in that including an outer compartment and an interior compartment, the outer compartment and interior compartment
Between have gap, the outer compartment have a bottom plate, the bottom of the interior compartment passes through a supporting construction and the bottom plate
It is slidably connected, interior compartment can be relaxed in the relative outer carriage movements of interior compartment by being additionally provided between the interior compartment and outer compartment
First buffer structure of the impulsive force being subject to, the front end in the outer compartment, which is provided with an energy-absorption box, the energy-absorption box, to be provided with
Second buffer structure, is connected between the energy-absorption box and outer compartment by some guide pillars, and the energy-absorption box can be led with described
The relatively outer carriage movements of post, have gap, are provided between the energy-absorption box and outer compartment between the energy-absorption box and outer compartment
3rd buffer structure.
The present invention operation principle be：This improved school bus is using the structure of interior compartment and outer compartment, and interior compartment being capable of phase
The direction that external compartment advances or retreated along automobile is moved, when the speed of school bus changes, and the first buffer structure relaxes interior
Kinetic energy between compartment and outer compartment during relative motion, when automobile hits, the second buffer structure in energy-absorption box is first
Have an effect, absorb energy when part is hit, set the 3rd buffer structure between outer compartment and energy-absorption box to enter one
The absorption Impact energy of step, injury when school bus hits to student in interior compartment can be reduced to greatest extent, improve school
The security of car.
In a kind of above-mentioned improved school bus, the supporting construction includes some supports being fixedly installed on bottom plate
Post, the upper end of the support column is fixedly installed slide plate, and the bottom of the interior compartment is offered to be slided correspondingly with support column
Groove, the chute is distributed along automobile fore-and-aft direction, and the slide plate is plugged in the chute, and the upper and lower ends face of the slide plate is equal
Start to offer groove two corresponding with the groove one on fluted one, the chute, between the groove one and groove two
It is provided with ball.Be fixedly installed support column on the bottom plate in outer compartment, the upper end of support column is fixedly installed slide plate, slide plate with it is interior
Groove one, groove two and ball are set, and groove one and groove two are spacing to ball progress, while ensureing that slide plate can between compartment
With respect to interior compartment motion so that interior compartment when the vehicle body of school bus changes can relatively outer compartment moved, mitigation
Impact.
In a kind of above-mentioned improved school bus, first buffer structure includes several hydraulic cylinders one, the hydraulic pressure
The piston rod of cylinder one on front side of interior compartment with being fixedly connected, and the cylinder body of the hydraulic cylinder is fixedly connected with the outer compartment, described
Hydraulic cylinder has liquid storage cylinder one, and first buffer structure also includes and the one-to-one hydraulic cylinder of hydraulic cylinder one two, the liquid
The piston rod of cylinder pressure two is plugged on the outer compartment, and a supporting plate, the hydraulic cylinder two are fixedly installed on the outer compartment
Cylinder body be fixedly installed in the supporting plate, between the outer end of the piston rod of the hydraulic cylinder two and energy-absorption box have gap,
The hydraulic cylinder two has liquid storage cylinder two, is communicated between the liquid storage cylinder one and liquid storage cylinder two by hydraulic tube, the outer compartment
On be fixedly installed on a liquid reserve tank, the hydraulic cylinder two and be provided with spout hole one, being connected with the spout hole one makes liquid storage
The hydraulic tube that chamber two is communicated with liquid reserve tank, is provided with some back-moving springs one, the liquid storage between the interior compartment and outer compartment
Back-moving spring two is provided with chamber two.When the speed of school bus changes, the relatively outer compartment of interior compartment is along automobile fore-and-aft direction
Hydraulic oil in motion, liquid storage cylinder one is flowed into liquid storage cylinder two by hydraulic tube, the effect of buffer spring two in liquid storage cylinder two
Under, hydraulic oil is pressurized and enters liquid reserve tank from spout hole one, is acted on by the overflow of spout hole one, and apparatus with shock absorbing relaxes
Impact, automobile occur largely hit when, energy-absorption box be pressurized as hydraulic cylinder two piston rod it is mutually low lean on, promote hydraulic pressure
The piston rod of cylinder two, makes the hydraulic oil in the compression of liquid storage cylinder two, liquid storage cylinder two enter in liquid storage cylinder one, now, spout hole one
The pressure in liquid storage cylinder two can not quickly be alleviated, cause pressure in liquid storage cylinder one to raise suddenly, the piston of hydraulic cylinder one is promoted
Bar is moved to the direction away from interior compartment, i.e., interior compartment can greatly relax impact to the segment distance of forward one of automobile,
When avoiding the school bus from being impacted, the student in interior compartment is acted on by inertia force and occurred unexpected.
In a kind of above-mentioned improved school bus, the energy-absorption box is hollow structure, if second buffer structure includes
Dry bar is fixed on the reed in energy-absorption box, and the two ends of the reed are fixedly connected with the inwall of energy-absorption box, and in the reed
The front in the outside compartment in portion is raised.Energy-absorption box is first of energy-absorbing buffering structure when school bus is hit, and energy-absorption box is hit
Deformed upon when hitting, cause the front side of energy-absorption box to extrude reed, reed is pressurized, the middle part of reed is raised to the front of automobile,
Part Impact energy can be absorbed.
In a kind of above-mentioned improved school bus, the 3rd buffer structure includes several hydraulic cylinders three, the hydraulic pressure
The cylinder body of cylinder three is fixed in the supporting plate, and the piston rod of the hydraulic cylinder three is plugged on the outer compartment and piston rod
Outer end is fixedly connected with energy-absorption box, and back-moving spring three, the hydraulic pressure are provided between the cylinder body and supporting plate of the hydraulic cylinder three
Cylinder three, which has to offer to be connected with spout hole two, the spout hole two on liquid storage cylinder three, the cylinder body of the hydraulic cylinder three, makes storage
The hydraulic tube that sap cavity three is communicated with liquid reserve tank.When automobile hits, energy-absorption box guide pillar guide effect to close to outer compartment
Direction motion, promote hydraulic cylinder three piston rod, the pressure in liquid storage cylinder three is raised suddenly, hydraulic oil from spout hole two overflow
Liquid reserve tank is flow to, is acted on by overflow, energy when hitting is absorbed.
In a kind of above-mentioned improved school bus, the liquid reserve tank includes a closed casing, the upper end of the casing
Some passages one are offered, the upper end of the casing is also arranged with case lid, and the case lid has to be opened on a flange, the flange
Provided with passage two, in 60 ° of angles between the axis of the passage two and the upper surface of case lid.In order to eliminate hydraulic oil heat expansion
Volume changes the influence to pressure in liquid reserve tank caused by shrinkage, and some passages one are opened up in the upper end of closed casing, should
A case lid is also arranged with casing, case lid has flange, some passages two, the axle of the passage two are offered on flange
In 60 ° of angles between line and the upper surface of case lid, i.e. passage two can avoid dust etc. towards the lower section in the outside of casing
Debris is entered in liquid reserve tank, keeps the cleaning of hydraulic oil.
In a kind of above-mentioned improved school bus, offer and offered on car door one, the outer compartment on the interior compartment
On car door two corresponding with car door one, the interior compartment with the corresponding doorframe of car door one and outer compartment with the corresponding door of car door two
It is connected between frame by sheet rubber.Student gets on or off the bus using special car door one and car door two, between the car door one and car door two
It is connected by soft sheet rubber, eliminates the gap between the corresponding doorframe of car door one and the corresponding doorframe of car door two, interior compartment
Gap between the two can be also eliminated using same way with the vehicle window on outer compartment.
In a kind of above-mentioned improved school bus, there is driving cabin, the outer compartment between the interior compartment and outer compartment
On be provided with the extraneous car door three between driving cabin of connection.Interior compartment has a tentering in relatively outer compartment in running is eliminated
The motion of degree, in order to not influence the operation of driver, driving cabin is arranged between interior compartment and outer compartment.
Compared with prior art, the present invention has advantages below：
1st, this school bus is using the structure of interior compartment and outer compartment, and interior compartment can relatively outer compartment be along automobile advance or retreats
Direction motion, when the vehicle body of school bus changes, the first buffer structure relaxes relative motion between interior compartment and outer compartment
When kinetic energy, when automobile hits, the second buffer structure in energy-absorption box is had an effect first, absorb part hit when
Energy, sets the 3rd buffer structure between outer compartment and energy-absorption box further to absorb Impact energy, can be maximum
Injury of the reduction school bus of limit when hitting to student in interior compartment, improves the security of school bus.
2nd, be fixedly installed support column on the bottom plate in outer compartment, the upper end of support column is fixedly installed slide plate, slide plate with it is interior
Groove one, groove two and ball are set, and groove one and groove two are spacing to ball progress, while ensureing that slide plate can between compartment
With respect to interior compartment motion so that interior compartment when the vehicle body of school bus changes can relatively outer compartment moved, mitigation
Impact.
3rd, when the speed of school bus changes, the relatively outer compartment of interior compartment is moved along automobile fore-and-aft direction, liquid storage cylinder one
Interior hydraulic oil is flowed into liquid storage cylinder two by hydraulic tube, in liquid storage cylinder two in the presence of buffer spring two, and hydraulic oil is pressurized
Liquid reserve tank is entered from spout hole one, is acted on by the overflow of spout hole one, apparatus with shock absorbing relaxes impact, in automobile hair
Raw when largely hitting, energy-absorption box is pressurized the mutually low piston rod for leaning on, promoting hydraulic cylinder two of piston rod as hydraulic cylinder two,
The hydraulic oil in the compression of liquid storage cylinder two, liquid storage cylinder two is set to enter in liquid storage cylinder one, now, spout hole one can not quickly be alleviated
Pressure in liquid storage cylinder two, causes pressure in liquid storage cylinder one to raise suddenly, promotes the piston rod of hydraulic cylinder one to away from interior compartment
Direction motion, i.e., interior compartment can greatly relax impact, it is to avoid school bus is impacted to the segment distance of forward one of automobile
When, the student in interior compartment is acted on by inertia force and occurred unexpected.
4th, energy-absorption box is first of energy-absorbing buffering structure when school bus is hit, and is deformed upon when energy-absorption box is impacted,
Cause the front side of energy-absorption box to extrude reed, reed is pressurized, the middle part of reed is raised to the front of automobile, can absorb part and hit
Hit energy.
5th, when automobile hits, energy-absorption box is moved in the guide effect of guide pillar to the direction close to outer compartment, promotes liquid
The piston rod of cylinder pressure three, makes the pressure in liquid storage cylinder three raise suddenly, and hydraulic oil is from the overflow of spout hole two to liquid reserve tank, by overflowing
Stream is acted on, and absorbs energy when hitting.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of this improved school bus.
Fig. 2 is the dimensional structure diagram under this improved another visual angle of school bus.
Fig. 3 is the sectional view of this improved school bus.
Fig. 4 is the enlarged drawing of part A in Fig. 3.
Fig. 5 is the principle schematic of hydraulic system in this improved school bus.
Fig. 6 is the enlarged drawing of part B in Fig. 5.
Fig. 7 is the enlarged drawing of Local C in Fig. 5.
Fig. 8 is the sectional view of supporting construction in this improved school bus.
In figure, 11, outer compartment；12nd, interior compartment；13rd, bottom plate；14th, guide pillar；2nd, energy-absorption box；31st, support column；32nd, slide plate；
33rd, chute；34th, groove one；35th, groove two；36th, ball；41st, hydraulic cylinder one；42nd, liquid storage cylinder one；43rd, hydraulic cylinder two；44th, prop up
Fagging；45th, liquid storage cylinder two；46th, liquid reserve tank；51st, casing；52nd, passage one；53rd, case lid；54th, flange；55th, passage two；
56th, spout hole one；57th, back-moving spring one；58th, back-moving spring two；6th, reed；71st, hydraulic cylinder three；72nd, back-moving spring three；73、
Liquid storage cylinder three；74th, spout hole two；81st, car door two；82nd, car door three.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in figures 1 and 3, improved school bus includes an outer interior compartment 12 of compartment 11 and one, outer compartment 11 and interior car
There is gap, outer compartment 11 has a bottom plate 13, and the bottom of interior compartment 12 passes through a supporting construction and bottom plate 13 between railway carriage or compartment 12
It is slidably connected, is additionally provided between interior compartment 12 and outer compartment 11 when can be moved in the relatively outer compartment 11 of interior compartment 12 in relaxing
First buffer structure of the impulsive force that compartment 12 is subject to, the front end in outer compartment 11, which is provided with an energy-absorption box 2, energy-absorption box 2, to be set
There is the second buffer structure, be connected between energy-absorption box 2 and outer compartment 11 by some guide pillars 14, energy-absorption box 2 can be with guide pillar 14
Relatively outer compartment 11 is moved, and has gap between energy-absorption box 2 and outer compartment 11, and the is provided between energy-absorption box 2 and outer compartment 11
Three buffer structures.
This school bus using interior compartment 12 and outer compartment 11 structure, interior compartment 12 can relatively outer compartment 11 advance along automobile
Or the direction motion retreated, when the speed of school bus changes, the first buffer structure relax interior compartment 12 and outer compartment 11 it
Between relative motion when kinetic energy, when automobile hits, the second buffer structure in energy-absorption box 2 is had an effect first, absorb
Energy when part is hit, sets the 3rd buffer structure between outer compartment 11 and energy-absorption box 2 further to absorb and hits
Energy is hit, the injury to student in interior compartment 12 when school bus hits can be reduced to greatest extent, the safety of school bus is improved
Property.
As shown in figures 3 and 8, supporting construction includes some support columns 31 being fixedly installed on base 13, support column
31 upper end is fixedly installed slide plate 32, and the bottom of interior compartment 12 is offered and the one-to-one chute of support column 31 33, chute
33 are distributed along automobile fore-and-aft direction, and slide plate 32 is plugged in chute 33, and the upper and lower ends face of slide plate 32 starts fluted 1,
Groove 2 35 corresponding with groove 1 is offered on chute 33, ball 36 is provided between groove 1 and groove 2 35, outside
Be fixedly installed support column 31 on the bottom plate 13 in compartment 11, the upper end of support column 31 is fixedly installed slide plate 32, slide plate 32 with it is interior
Groove 1, groove 2 35 and ball 36 be set between compartment 12,2 35 pairs of balls 36 of groove 1 and groove carry out it is spacing, together
When ensure slide plate 32 can be moved with respect to interior compartment 12 so that interior compartment 12 can be relative when the vehicle body of school bus changes
Outer compartment 11 is moved, and relaxes impact.
As shown in Fig. 3, Fig. 4 and Fig. 5, the first buffer structure includes several hydraulic cylinders 1, the piston of hydraulic cylinder 1
Bar is fixedly connected with the front side of interior compartment 12, and the cylinder body of hydraulic cylinder is fixedly connected with outer compartment 11, and hydraulic cylinder has liquid storage cylinder one
42, the first buffer structure also include with the one-to-one hydraulic cylinder of hydraulic cylinder 12 43, the piston rod of hydraulic cylinder 2 43 is plugged
On outer compartment 11, a supporting plate 44 is fixedly installed on outer compartment 11, the cylinder body of hydraulic cylinder 2 43 is fixedly installed on supporting plate
On 44, there is gap between the outer end of the piston rod of hydraulic cylinder 2 43 and energy-absorption box 2, hydraulic cylinder 2 43 has liquid storage cylinder 2 45,
Communicated between liquid storage cylinder 1 and liquid storage cylinder 2 45 by hydraulic tube, a liquid reserve tank 46, hydraulic pressure are fixedly installed on outer compartment 11
It is provided with cylinder 2 43 at spout hole 1, spout hole 1 and is connected with the hydraulic pressure for making liquid storage cylinder 2 45 be communicated with liquid reserve tank 46
Pipe, is provided with some back-moving springs 1, liquid storage cylinder 2 45 between interior compartment 12 and outer compartment 11 and is provided with back-moving spring two
58, when the speed of school bus changes, the relatively outer compartment 11 of interior compartment 12 is moved along automobile fore-and-aft direction, in liquid storage cylinder 1
Hydraulic oil by hydraulic tube flow into liquid storage cylinder 2 45 in, in liquid storage cylinder 2 45 in the presence of buffer spring two, hydraulic oil by
Pressure enters liquid reserve tank 46 from spout hole 1, is acted on by the overflow of spout hole 1, and apparatus with shock absorbing relaxes impact,
When automobile occurs largely to hit, piston rod that energy-absorption box 2 is pressurized as hydraulic cylinder 2 43 is mutually low to be leaned on, and promotes hydraulic cylinder
2 43 piston rod, makes liquid storage cylinder 2 45 be pressurized, and the hydraulic oil in liquid storage cylinder 2 45 is entered in liquid storage cylinder 1, now, overflows
Discharge orifice 1 can not quickly alleviate the pressure in liquid storage cylinder 2 45, cause pressure in liquid storage cylinder 1 to raise suddenly, promote liquid
The piston rod of cylinder pressure 1 is moved to away from the direction of interior compartment 12, i.e., the segment distance of forward one from interior compartment 12 to automobile,
Impact can greatly be relaxed, it is to avoid when school bus is impacted, the student in interior compartment 12 is acted on by inertia force and occurred unexpected.
As shown in Figure 3 and Figure 4, energy-absorption box 2 is hollow structure, and the second buffer structure is fixed on energy-absorption box 2 including some
Interior reed 6, the two ends of reed 6 are fixedly connected with the inwall of energy-absorption box 2, and the front in the outside compartment 11 in middle part of reed 6
Projection, energy-absorption box 2 is first of energy-absorbing buffering structure when school bus is hit, and energy-absorption box 2 is deformed upon when being impacted, caused
The front side extruding reed 6 of energy-absorption box 2, makes reed 6 be pressurized, and the middle part of reed 6 is raised to the front of automobile, can absorb part and hit
Hit energy.
As shown in Figure 3, Figure 5 and Figure 6, the 3rd buffer structure includes several hydraulic cylinders 3 71, the cylinder body of hydraulic cylinder 3 71
It is fixed in supporting plate 44, the piston rod of hydraulic cylinder 3 71 is plugged on outer compartment 11 and the outer end of piston rod and energy-absorption box 2 are solid
Fixed connection, is provided with back-moving spring 3 72 between the cylinder body and supporting plate 44 of hydraulic cylinder 3 71, hydraulic cylinder 3 71 has liquid storage cylinder
3 73, offering to be connected with spout hole 2 74, spout hole 2 74 on the cylinder body of hydraulic cylinder 3 71 makes liquid storage cylinder 3 73 and liquid storage
The hydraulic tube that case 46 is communicated, when automobile hits, energy-absorption box 2 guide pillar 14 guide effect to close to outer compartment 11 direction
Motion, promotes the piston rod of hydraulic cylinder 3 71, the pressure in liquid storage cylinder 3 73 is raised suddenly, and hydraulic oil overflows from spout hole 2 74
Liquid reserve tank 46 is flow to, is acted on by overflow, energy when hitting is absorbed.
As shown in figure 5 and figure 7, liquid reserve tank 46 includes a closed casing 51, and the upper end of casing 51 offers some lead to
Stomata 1, the upper end of casing 51 is also arranged with case lid 53, and case lid 53 has offers passage two on a flange 54, flange 54
55, in 60 ° of angles between the axis of passage 2 55 and the upper surface of case lid 53, in order to eliminate caused by hydraulic oil expands with heat and contract with cold
Volume changes the influence to pressure in liquid reserve tank 46, and some passages 1, the casing are opened up in the upper end of closed casing 51
A case lid 53 is also arranged with 51, case lid 53 has flange 54, some passages 2 55, the ventilation are offered on flange 54
In 60 ° of angles between the axis in hole 2 55 and the upper surface of case lid 53, i.e. passage 2 55 is towards under the outside of casing 51
Side, can avoid dust and other impurities from entering in liquid reserve tank 46, keep the cleaning of hydraulic oil.
As shown in Figure 1, Figure 2 and Figure 3, offer and offered on car door one, outer compartment 11 and a pair of car door on interior compartment 12
On the car door 2 81 answered, interior compartment 12 with the corresponding doorframe of car door one and outer compartment 11 between the corresponding doorframe of car door 2 81
It is connected by sheet rubber, student gets on or off the bus using special car door one and car door 2 81, leads between the car door one and car door 2 81
Cross soft sheet rubber to be connected, eliminate the gap between the corresponding doorframe of car door one and the corresponding doorframe of car door 2 81, interior compartment
12 and outer compartment 11 on vehicle window also gap between the two can be eliminated using same way, between interior compartment 12 and outer compartment 11
With driving cabin, the extraneous car door 3 82 between driving cabin of connection is provided with outer compartment 11, interior compartment 12 is eliminating operation
During relatively outer compartment 11 have the motion of certain amplitude, in order to not influence the operation of driver, driving cabin is arranged on interior compartment
Between 12 and outer compartment 11.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (1)
1. a kind of improved school bus, it is characterised in that including an outer compartment (11) and an interior compartment (12), the outer compartment
(11) there is gap between interior compartment (12), the outer compartment (11) has a bottom plate (13), the bottom of the interior compartment (12)
Portion is slidably connected by a supporting construction with the bottom plate (13), is also set up between the interior compartment (12) and outer compartment (11)
There is the first buffering knot that the impulsive force that interior compartment (12) is subject to can be relaxed in interior compartment (12) outer compartment (11) motion relatively
Structure, the front end of the outer compartment (11), which is provided with an energy-absorption box (2), the energy-absorption box (2), is provided with the second buffer structure, institute
State between energy-absorption box (2) and outer compartment (11) and to be connected by some guide pillars (14), the energy-absorption box (2) can be with the guide pillar
(14) outer compartment (11) motion relatively, has a gap between the energy-absorption box (2) and outer compartment (11), the energy-absorption box (2) and
Supporting construction described in the 3rd buffer structure is provided between outer compartment (11) to be fixedly installed on bottom plate (13) including some
Support column (31), the upper end of the support column (31) is fixedly installed slide plate (32), and the bottom of the interior compartment (12) is offered
With the one-to-one chute (33) of support column (31), the chute (33) is distributed along automobile fore-and-aft direction, and the slide plate (32) is inserted
It is located in the chute (33), the upper and lower ends face of the slide plate (32) starts on fluted one (34), the chute (33)
Groove two (35) corresponding with the groove one (34) is offered, rolling is provided between the groove one (34) and groove two (35)
Pearl (36)；Groove one and groove two are spacing to ball progress, while ensureing that slide plate can be moved with respect to interior compartment, so that interior car
Railway carriage or compartment when the vehicle body of improved school bus changes can relatively outer compartment moved, relax impact；The interior compartment (12)
On offer and offer car door two (81) corresponding with car door one, the interior compartment (12) on car door one, the outer compartment (11)
It is upper to be connected between doorframe corresponding with car door two (81) on the corresponding doorframe of car door one and outer compartment (11) by sheet rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493680.XA CN105000073B (en) | 2014-03-24 | 2014-03-24 | A kind of improved school bus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410109596.9A CN103847665B (en) | 2014-03-24 | 2014-03-24 | A kind of school bus |
| CN201510493680.XA CN105000073B (en) | 2014-03-24 | 2014-03-24 | A kind of improved school bus |
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| CN201410109596.9A Division CN103847665B (en) | 2014-03-24 | 2014-03-24 | A kind of school bus |
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| CN105000073A CN105000073A (en) | 2015-10-28 |
| CN105000073B true CN105000073B (en) | 2017-08-29 |
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| CN201510493680.XA Expired - Fee Related CN105000073B (en) | 2014-03-24 | 2014-03-24 | A kind of improved school bus |
| CN201410109596.9A Active CN103847665B (en) | 2014-03-24 | 2014-03-24 | A kind of school bus |
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| CN201410109596.9A Active CN103847665B (en) | 2014-03-24 | 2014-03-24 | A kind of school bus |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000073B (en) * | 2014-03-24 | 2017-08-29 | 刘美兴 | A kind of improved school bus |
| CN109677427B (en) * | 2016-08-26 | 2020-07-03 | 温州蓝宝科技有限公司 | Buffer carriage |
| CN107187408B (en) * | 2017-05-31 | 2019-10-11 | 江苏德兴房车制造有限公司 | A kind of compartment buffer gear when caravan emergency braking |
| CN113911240B (en) * | 2021-11-12 | 2022-06-24 | 常州市劲达科技实业有限公司 | Intelligent electric all-terrain vehicle |
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| CN103847814B (en) * | 2014-03-24 | 2016-08-17 | 景德镇陶瓷大学 | A kind of body structure on school bus |
| CN103847665B (en) * | 2014-03-24 | 2016-10-05 | 江苏林海动力机械集团有限公司 | A kind of school bus |
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2014
- 2014-03-24 CN CN201510493680.XA patent/CN105000073B/en not_active Expired - Fee Related
- 2014-03-24 CN CN201410109596.9A patent/CN103847665B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103847814B (en) * | 2014-03-24 | 2016-08-17 | 景德镇陶瓷大学 | A kind of body structure on school bus |
| CN103847665B (en) * | 2014-03-24 | 2016-10-05 | 江苏林海动力机械集团有限公司 | A kind of school bus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103847665A (en) | 2014-06-11 |
| CN103847665B (en) | 2016-10-05 |
| CN105000073A (en) | 2015-10-28 |
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Inventor after: Li Nali Inventor after: Gong Wei Inventor after: Yang Xuefen Inventor before: Sun Jianlin |
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Effective date of registration: 20170714 Address after: Yangxi County 529800 Guangdong city of Yangjiang Province Tang Kou Zhen Hengshan Cun Wei Hui head Village No. 47 Applicant after: Liu Meixing Address before: Haining city Jiaxing Yuanhua town red village of Zhejiang province 314417 City home field No. 25 Applicant before: Sun Jianlin |
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