CN203844709U - Passenger protecting structure for car - Google Patents

Abstract

The utility model provides a passenger protecting structure for a car, belongs to the technical field of cars, and solves the technical problems that an existing car cannot well protect passengers and the like. The car comprises a frame. Two front wheels and two rear wheels are connected at the lower end of the frame. A connecting shaft is connected between the two rear wheels. The rear wheels are connected with the connecting shaft through bearings. A transmission device which can transmit the torque of each rear wheel to the connecting shaft and allows the connecting shaft to rotate in a direction opposite to the rotation direction of the rear wheel is disposed between each rear wheel and the connecting shaft. The upper end of each connecting block is fixedly connected with the frame. The connecting blocks are connected with the connecting shaft through bearings. A passenger protecting structure is disposed on the connecting shaft and provided with first gears in one-to-one correspondence to rear row of seats. Second gears meshed with the first gears are fixed on the connecting shaft. Through holes lower at the lower ends of the rear row of seats are formed in the frame. Toothed sectors are fixed at the lower ends of the rear row of seats and meshed with the second gears. The passenger protecting structure has the advantages that passengers can be well protected and the like.

Description

Occupant protection structure on a kind of automobile

Technical field

The utility model belongs to automobile technical field, relates to the occupant protection structure on a kind of automobile.

Background technology

Automobile is the HT vehicle TH that people go on a journey and ride instead of walk, and safety traffic is the key subjects of social common concern, and in recent years, traffic accident is high, to society, causes very passive impact.

One of them main major reason that automobile has an accident is when there is emergency situation; stopping distance is far away, human body while being subject to braking force of inertia effect clash into; cause personal casualty; the injury that when although safety strap, safety air bag etc. to a certain extent can reduction accident occur as the device of protection human body, human body is subject to; but, appoint and so can not reach good effect.

Summary of the invention

The purpose of this utility model is the problems referred to above that exist for existing technology, and the structure of the occupant protection on a kind of automobile is provided, and technical problem to be solved in the utility model is the safety that improves automobile.

The purpose of this utility model can realize by following technical proposal: the occupant protection structure on a kind of automobile, it is characterized in that, this automobile comprises a vehicle frame, described vehicle frame lower end is connected with two front-wheels and two trailing wheels, described vehicle frame upper end is provided with some back seats, between two described trailing wheels, be connected with adapter shaft, between described trailing wheel and adapter shaft, by bearing, be connected, between described trailing wheel and adapter shaft, be provided with the drive mechanism that trailing wheel moment of torsion can be passed to adapter shaft and make the opposite spin that adapter shaft rotates around trailing wheel, on described adapter shaft, be provided with contiguous block, the upper end of described contiguous block is fixedly connected with vehicle frame, between described contiguous block and adapter shaft, by bearing, be connected, described occupant protection structure be fixedly installed on adapter shaft and with back seat gear one one to one, on described adapter shaft, be fixedly installed gear two, described gear one and gear two engagements, on described vehicle frame, offer the through hole that is positioned at back seat lower end, the lower end of described back seat is fixedly installed a tooth fan, described tooth fan and described gear two engagements.

Adapter shaft is when the direction rotation to contrary with trailing wheel, driven gear one rotation, gear one driven gear two rotations, gear two drives tooth fan to the direction rotation identical with gear one, tooth fan rotarily drive and back seat that tooth fan is fixedly connected with to the rear upset of automobile, thereby avoid automobile after brake, to injure passenger during emergency braking.

This automobile position front wheel drive type automobile, trailing wheel is passive revolving wheel, and when automobile normal running, trailing wheel rotates relative to adapter shaft, and adapter shaft does not rotate; At automobile during in deceleration regime and emergency brake state; pass through drive mechanism; make trailing wheel drive adapter shaft to the opposite spin of trailing wheel; be that adapter shaft is to the rotation of car reversed; adapter shaft is as power resources; by occupant protection structure, the back seat of driving automobile overturns to the rear of automobile, thereby passenger is played a protective role.

In occupant protection structure on above-mentioned a kind of automobile, described trailing wheel comprises wheel hub inner ring and wheel hub outer ring, between described wheel hub inner ring and wheel hub outer ring, is evenly connected with spoke, and the outside face of described wheel hub outer ring is arranged with tire.

In occupant protection structure on above-mentioned a kind of automobile; described drive mechanism comprises several satellite gears; in described wheel hub inner ring, there is a pelvic cavity; on the madial wall of described pelvic cavity, have and internally toothed annulus; described in each, satellite gear is connected with wheel hub inner ring by a minor axis and is positioned at pelvic cavity, and described satellite gear meshes with main gear and internally toothed annulus simultaneously.Main gear rotarily drives satellite gear rotation, and satellite gear drives internally toothed annulus rotation, otherwise, during the passive rotation of trailing wheel, can drive the opposite spin of main teeth directional trailing wheel hand of rotation; Thereby when automobile brake, can drive adapter shaft to the direction rotation with trailing wheel direction of rotation.

In occupant protection structure on above-mentioned a kind of automobile, be fixedly installed a rotating shaft on described vehicle frame, described rotating shaft is plugged on described tooth fan.Back seat is connected with vehicle frame by rotating shaft.

In occupant protection structure on above-mentioned a kind of automobile, described back seat has two.

Compared with prior art, the utlity model has following advantage:

1, this automobile position front wheel drive type automobile, trailing wheel is passive revolving wheel, and when automobile normal running, trailing wheel rotates relative to adapter shaft, and adapter shaft does not rotate; At automobile during in deceleration regime and emergency brake state; chaufeur starts the brake structure of this automobile; make to produce resistance between adapter shaft and trailing wheel, meanwhile, pass through drive mechanism; make trailing wheel drive adapter shaft to the opposite spin of trailing wheel; be adapter shaft to the rotation of car reversed, adapter shaft is as power resources, by occupant protection structure; the back seat of driving automobile overturns to the rear of automobile, thereby passenger is played a protective role.

2, in the trailing wheel of this automobile, be provided with more structure, increased the weight of trailing wheel, improved the stability of automobile.

Accompanying drawing explanation

Fig. 1 is the integral structure schematic diagram of this automobile.

Fig. 2 is the structural representation of removing in Fig. 1 after vehicle frame.

Fig. 3 is the structural representation of the vehicle frame of this automobile.

Fig. 4 is the section drawing of trailing wheel in this automobile.

Fig. 5 is the structural representation of brake structure in this automobile.

Fig. 6 is the section drawing in A direction in Fig. 5.

In figure, 11, vehicle frame; 12, front-wheel; 13, trailing wheel; 14, back seat; 15, adapter shaft; 21, magnetic clutch; 22, brake sleeve; 23, main gear; 24, back-up ring one; 25, back-up ring two; 31, wheel hub inner ring; 32, wheel hub outer ring; 33, contiguous block; 34, gear one; 35, gear two; 36, tooth fan; 37, through hole; 4, rotating shaft; 51, satellite gear; 52, internally toothed annulus.

The specific embodiment

Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.

As shown in Figure 1, this automobile comprises a vehicle frame 11, vehicle frame 11 lower ends are connected with two front-wheels 12 and two trailing wheels 13, vehicle frame 11 upper ends are provided with two back seats 14, between two trailing wheels 13, be connected with adapter shaft 15, between trailing wheel 13 and adapter shaft 15, by bearing, be connected, between trailing wheel 13 and adapter shaft 15, be provided with brake structure, between trailing wheel 13 and adapter shaft 15, being provided with when trailing wheel 13 braking drives adapter shaft 15 to the drive mechanism of the opposite spin of trailing wheel 13, between adapter shaft 15 and back seat 14, being provided with when adapter shaft 15 rotation drives back seat 14 to the occupant protection structure of automobile rear upset.

This automobile position front-wheel 12 drive-type automobiles, trailing wheel 13 is passive revolving wheel, and when automobile normal running, trailing wheel 13 rotates relative to adapter shaft 15, and adapter shaft 15 does not rotate; At automobile during in deceleration regime and emergency brake state; chaufeur starts the brake structure of this automobile; make to produce resistance between adapter shaft 15 and trailing wheel 13, meanwhile, pass through drive mechanism; make trailing wheel 13 drive adapter shaft 15 to the opposite spin of trailing wheel 13; be adapter shaft 15 to the rotation of car reversed, adapter shaft 15 is as power resources, by occupant protection structure; the back seat 14 of driving automobile overturns to the rear of automobile, thereby passenger is played a protective role.

As shown in Figure 5 and Figure 6, brake structure comprises the magnetic clutch 21 being set on adapter shaft 15, the inner ring of magnetic clutch 21 is fixedly connected with adapter shaft 15, on the outer ring of magnetic clutch 21, fixed cover is provided with a brake sleeve 22, on brake sleeve 22, be arranged with a main gear 23, main gear 23 has oval-shaped cavity, the outside face ovalize of brake sleeve 22, the minor axis of the inner chamber of main gear 23 is shorter than the major axis of the outside face of brake sleeve 22, when automobile need to be braked, driver's operation magnetic clutch 21, make inner ring and the outer ring combination of magnetic clutch 21, thereby brake sleeve 22 is rotated relative to main gear 23, the outside face ovalize of brake sleeve 22, the inner chamber of main gear 23 is ovalize also, and the minor axis of the inner chamber of main gear 23 is less than the major axis of the outside face of brake sleeve 22, brake sleeve 22 can hinder main gear 23 rotations, thereby trailing wheel 13 is braked, on the outside face of brake sleeve 22, be provided with rubber braking layer, on the outside face of brake sleeve 22, be provided with rubber braking layer, the minor axis of the inner chamber of main gear 23 is just slightly less than the major axis of the outside face of brake sleeve 22, between the two can be by rubbing and pushing the relative rotation of rubber braking layer realization, by friction rubber braking layer, absorb braking energy, relax braking force.

As shown in Figure 6, one side of main gear 23 has a back-up ring 1, one side of brake sleeve 22 has back-up ring 2 25, back-up ring 1 and back-up ring 2 25 are in the same side, between back-up ring 1 and back-up ring 2 25, be connected with bearing, between main gear 23 and brake sleeve 22, by bearing, connect, guarantee the intensity of trailing wheel 13 integral body, do not affect again the relative motion between brake sleeve 22 and main gear 23.

As shown in Figure 4, trailing wheel 13 comprises wheel hub inner ring 31 and wheel hub outer ring 32, between wheel hub inner ring 31 and wheel hub outer ring 32, be evenly connected with spoke, the outside face of wheel hub outer ring 32 is arranged with tire, drive mechanism comprises several satellite gears 51, in wheel hub inner ring 31, there is a pelvic cavity, on the madial wall of pelvic cavity, have and internally toothed annulus 52, each satellite gear 51 is connected and is positioned at pelvic cavity with wheel hub inner ring 31 by a minor axis, satellite gear 51 meshes with main gear 23 and internally toothed annulus 52 simultaneously, main gear 23 rotarily drives satellite gear 51 rotations, satellite gear 51 drives internally toothed annulus 52 rotations, otherwise, during the passive rotation of trailing wheel 13, can drive the opposite spin of main teeth directional trailing wheel 13 hand of rotation, thereby when automobile brake, can drive adapter shaft 15 to the direction rotation with trailing wheel 13 direction of rotation.

As shown in Figures 2 and 3, on adapter shaft 15, be provided with contiguous block 33, the upper end of contiguous block 33 is fixedly connected with vehicle frame 11, between contiguous block 33 and adapter shaft 15, by bearing, be connected, occupant protection structure be fixedly installed on adapter shaft 15 and with back seat 14 gear 1 one to one, on adapter shaft 15, be fixedly installed gear 2 35, gear 1 and gear 2 35 engagements, on vehicle frame 11, offer the through hole 37 that is positioned at back seat 14 lower ends, the lower end of back seat 14 is fixedly installed a tooth fan 36, tooth fan 36 and gear 2 35 engagements, adapter shaft 15 is when the direction rotation to contrary with trailing wheel 13, driven gear one 34 rotations, gear one 34 driven gear 2 35 rotations, gear 2 35 drives tooth fan 36 to the direction rotation identical with gear 1, rotarily driving and the rear upset of tooth fan 36 back seats that are fixedly connected with 14 to automobile of tooth fan 36, thereby avoid automobile after brake, to injure passenger during emergency braking, on vehicle frame 11, be fixedly installed a rotating shaft 4, rotating shaft 4 is plugged on tooth fan 36, back seat 14 is connected with vehicle frame 11 by rotating shaft 4.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Claims (5)

1. the occupant protection structure on an automobile, it is characterized in that, this automobile comprises a vehicle frame (11), described vehicle frame (11) lower end is connected with two front-wheels (12) and two trailing wheels (13), described vehicle frame (11) upper end is provided with some back seats (14), between two described trailing wheels (13), be connected with adapter shaft (15), between described trailing wheel (13) and adapter shaft (15), by bearing, be connected, between described trailing wheel (13) and adapter shaft (15), be provided with and trailing wheel (13) moment of torsion can be passed to adapter shaft (15) and make adapter shaft (15) around the drive mechanism of the opposite spin of trailing wheel (13) rotation, on described adapter shaft (15), be provided with contiguous block (33), the upper end of described contiguous block (33) is fixedly connected with vehicle frame (11), between described contiguous block (33) and adapter shaft (15), by bearing, be connected, described occupant protection structure be fixedly installed on adapter shaft (15) upper and with back seat (14) gear one (34) one to one, on described adapter shaft (15), be fixedly installed gear two (35), described gear one (34) and gear two (35) engagements, on described vehicle frame (11), offer the through hole (37) that is positioned at back seat (14) lower end, the lower end of described back seat (14) is fixedly installed a tooth fan (36), described tooth fan (36) and described gear two (35) engagements.

2. the occupant protection structure on automobile according to claim 1; it is characterized in that; described trailing wheel (13) comprises wheel hub inner ring (31) and wheel hub outer ring (32); between described wheel hub inner ring (31) and wheel hub outer ring (32), be evenly connected with spoke, the outside face of described wheel hub outer ring (32) is arranged with tire.

3. the occupant protection structure on automobile according to claim 2; it is characterized in that; described drive mechanism comprises several satellite gears (51); in described wheel hub inner ring (31), there is a pelvic cavity; on the madial wall of described pelvic cavity, have and internally toothed annulus (52); satellite gear described in each (51) is connected with wheel hub inner ring (31) by a minor axis and is positioned at pelvic cavity, and described satellite gear (51) meshes with main gear (23) and internally toothed annulus (52) simultaneously.

4. the occupant protection structure on automobile according to claim 3, is characterized in that, is fixedly installed a rotating shaft (4) on described vehicle frame (11), and described rotating shaft (4) is plugged on described tooth fan (36).

5. the occupant protection structure on automobile according to claim 4, is characterized in that, described back seat (14) has two.