CN102442167B - Explosion-proof and anti-skid emergency wheel for motor vehicle - Google Patents
Explosion-proof and anti-skid emergency wheel for motor vehicle Download PDFInfo
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- CN102442167B CN102442167B CN201110421559.8A CN201110421559A CN102442167B CN 102442167 B CN102442167 B CN 102442167B CN 201110421559 A CN201110421559 A CN 201110421559A CN 102442167 B CN102442167 B CN 102442167B
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Abstract
The invention discloses an explosion-proof and anti-skid emergency wheel for a motor vehicle. The wheel consists of a tire, an explosion-proof emergency wheel, an inner wheel hub seat, explosion-proof emergency wheel retaining semicircular keys, an emergency wheel conical surface mounting steel bowl, an anti-skid spacer, a retaining nut, an outer wheel hub seat, a charging connector, an overpressure control valve, a minimum air pressure alarm and an anti-skid device, wherein the explosion-proof emergency wheel retaining semicircular keys are arranged in three semicircular key grooves of the outer wheel hub seat; the explosion-proof emergency wheel is built in an emergency wheel conical surface mounting groove on the outer wheel hub seat through the explosion-proof emergency wheel retaining semicircular keys, and the anti-loose spacer and the retaining nut are arranged; the charging connector, the overpressure control valve and the minimum air pressure alarm are arranged on the outer wheel hub seat; and the inner wheel hub seat is arranged on the outer wheel hub seat. In the wheel, when a tire burst accident is suddenly encountered, the tire is instantly substituted by the emergency wheel to run so as to avoid accidents; the anti-skid device can prevent the accidents from being produced by skidding of the tire; tire demounting equipment is not required for repairing the tire; resources and energy are saved; and pollution emission is reduced.
Description
Technical field
Type of the present invention is a kind of explosion-proof anti-skidding emergent wheel, belongs to the wheel wright's journey in self-propelled vehicle process industry field.Can be applicable to widely fire-fighting, speedily carry out rescue work, rescue, army, aviation and various power actuated vehicle.
Background technology
In the prior art, vehicle prominent chance accident of blowing out when normally travelling is common occurrence, all brings massive losses to people's life safety and property, according to adding up 38.96 ten thousand of national traffic accidents in 1-11 month in 2005.Dead 80989 people, injured 391752 people, 20.2 hundred million yuan of property damagees, wherein, because the accident causing of blowing out just accounts for 19.1%, number of injured people accounts for 63.94% property damage 43.38%.And at express highway, 46% traffic accident, because tire et out of order causes, is wherein blown out and is accounted for 70%.Along with the increase road traffic accident of the automobile pollution trend that increases substantially, 2010 there is 390.6 ten thousand of road traffic accidents in China, rise on year-on-year basis 35.9%.Wherein express highway has an accident, and the number that causes death rises respectively 5.2%, 4% on year-on-year basis.On ice-snow road, travel, because of vehicle tyre skid the accident causing out of control and property damage countless.In order to stop the generation again of this type of accident, the present invention has thoroughly solved this class technical barrier.In tire patching, tire must be taken off to (taking off tire) in addition, take off tire by hand very difficult, all use now machine to take off tire, take off tire equipment and formed by mechanical device, hydraulic efficiency gear, circuit control device, motor, fuselage etc.There is floor area large, Heavy Weight, dangerous, the feature such as noise is large.
Summary of the invention
For problems of the prior art, the object of the invention is the prominent accident of blowing out of meeting in power actuated vehicle driving process and occur, be arranged on the emergent wheel moment replacement tire in tire on wheel hub and continue to travel, thereby avoided the serious accident of car crash to occur.On ice-snow road, travel, install and wheel hub and the supporting anti-skid device of tire, do not need any instrument.Antisliding bolt only need be carried and put in place with hand, loosening harmless.Before design, fully take into account easy installation, also wanted firm and indeformable, good antiskid effect, dismounting all technical barriers such as easy.Really accomplish to travel on ice-snow road, can avoid the grave accident causing because of tyre slip.Save people's life and property damage.And can improve the passage rate of vehicle, and improve traffic volume, reduce the traffic congestion time.Save the energy, reduce discharge.In tire patching process, only bolt need be pulled down with regard to desirable lower tire, do not needed to take off tire, so saved large quantities of tire equipment of taking off, also save large quantities of resources and the energy simultaneously.
Technical scheme of the present invention is: the explosion-proof anti-skidding emergent wheel of a kind of self-propelled vehicle, by explosion-proof emergency wheels, emergency wheels, be connected and fixed pin, outer wheel hub seat, explosion-proof emergency wheels fixedly Woodruff key and the emergency wheels conical surface are installed steel bowl and are stopped loose pad and captive nut, in hub seat, charging connector, super pressure control valve, barometric minimum annunciator, anti-skid device form.Explosion-proof emergency wheels resolves into two and half sheets by emergency wheels centre and emergency wheels is connected and fixed pin and rubber wheel forms, and when emergency wheels is installed, emergency wheels is connected and fixed to one side that pin is arranged on emergency wheels, two emergency wheels is put into respectively to tire and be assembled into emergency wheels again.Rubber wheel is arranged in metal wheel and has the hardness similar to tire, and after the accident of blowing out occurs, emergency wheels can replace tire to continue to travel moment, and now vehicle can normally use, and has direction to have braking.Outer wheel hub seat and explosion-proof emergency wheels be connected the method for attachment that adopts double cone face.Main Function be registration, firmly, install well, good dismounting, good fixing, right alignment and squareness good, can transmit certain moment of torsion and reduce the impulsive force to Woodruff key and crescent moon keyway, can effectively guarantee kinetic balance again.Concrete erection procedure is, one side be connected and fixed pin at the emergency wheels of installing of emergency wheels, two emergency wheels put into respectively to tire and be assembled into emergency wheels again.Three Woodruff keys are arranged in three crescent moon keyways of outer wheel hub seat, have observed Woodruff key on outer wheel hub seat and the keyway position of explosion-proof emergency wheels.With emergency wheels keyway, aim at Woodruff key and shift onto in the emergency wheels conical surface mounting groove on outer wheel hub seat.Install the emergency wheels conical surface and steel bowl is installed and is stopped loose pad and captive nut, then with wrench, be stuck in the hold down groove of captive nut, with hand, be wrenched captive nut.Install packing seal assembly, on hub seat, install charging connector outside, super pressure control valve, barometric minimum annunciator.Inner hub seat is installed on outer wheel hub seat, finally with hub seat in Figure 15 and outer wheel hub seat bolt of rear end plate, each mounting hole is installed and symmetrical fixing, then tire is filled with to standard tire air pressure and can use.In tire patching process, only bolt need be pulled down with regard to desirable lower tire, do not need to take off tire, so saved the tire equipment of taking off of large quantities of heavinesses, reduced heavy manual labor, also saved large quantities of resources and the energy, it is wheeled that chance ice and snow weather is installed the anti-skid device supporting with it simultaneously.Details are the explosion-proof anti-skidding emergent wheel general assembly drawing of motor-car according to circumstances, and the explosion-proof anti-skidding emergent wheel general assembly drawing A of self-propelled vehicle.
Accompanying drawing explanation
Fig. 1 is the emergency wheels front view of the embodiment of the present invention.
Fig. 2 is the emergency wheels left view of the embodiment of the present invention.
Fig. 3 is that the emergency wheels of the embodiment of the present invention is connected and fixed pin.
Fig. 4 is that the emergency wheels conical surface of the embodiment of the present invention is installed steel bowl
Fig. 5 is the loose pad of stopping of the embodiment of the present invention.
Fig. 6 is the captive nut of the embodiment of the present invention.
Fig. 7 is the Woodruff key of the embodiment of the present invention.
Fig. 8 is the outer wheel hub seat front view of the embodiment of the present invention.
Fig. 9 is the outer wheel hub seat left view of the embodiment of the present invention.
The planar sealing pad that Figure 10,12,17,19 is the embodiment of the present invention.
The O RunddichtringO that Figure 11,13,16,18 is the embodiment of the present invention.
Figure 14 be the embodiment of the present invention in hub seat and outer wheel hub seat be connected and fixed screw planar sealing pad.
Figure 15 be the embodiment of the present invention in hub seat and outer wheel hub seat bolt of rear end plate.
Figure 20 be the embodiment of the present invention in hub seat front view.
Figure 21 be the embodiment of the present invention in hub seat left view.
Figure 22 is the anti-skidding connecting panel bolt of rear end plate of the cap head square neck of the embodiment of the present invention.
Figure 23 is the strand self-locking skidproof connecting panel of the embodiment of the present invention.
Figure 24 is the double-stranded self-locking skidproof connecting panel of the embodiment of the present invention.
Figure 25 is the anti-skidding connecting panel of the strand of the embodiment of the present invention.
Figure 26 is the anti-skidding connecting panel of the two strands of the embodiment of the present invention.
Figure 27 is the tire of the embodiment of the present invention.
Figure 28 is the anti-skid device assembly of the embodiment of the present invention.
Figure 29 is dust cover or the deckboard of the embodiment of the present invention.
Figure 30 is the explosion-proof anti-skidding emergent wheel general assembly drawing front view of the self-propelled vehicle of the embodiment of the present invention.
Figure 31 is the explosion-proof anti-skidding emergent wheel general assembly drawing left view of the self-propelled vehicle of the embodiment of the present invention.
Figure 32 is the explosion-proof anti-skidding emergent wheel general assembly drawing A front view of the self-propelled vehicle of the embodiment of the present invention.
Figure 33 is the explosion-proof anti-skidding emergent wheel general assembly drawing A left view of the self-propelled vehicle of the embodiment of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.
The emergent wheel of the present embodiment, by explosion-proof emergency wheels, in hub seat, explosion-proof emergency wheels fixedly Woodruff key and the emergency wheels conical surface is installed steel bowl and is stopped loose pad and captive nut, outer wheel hub seat, again hub seat is inside and outside installed together, the seal groove of outer wheel hub seat and the seal ring of inner hub seat be supporting connection by drawing just, in junction 11, 13, 16, 18 use O RunddichtringO sealings, in the plane of surrounding's end face of seal groove and seal ring 10, 12, 17, 19 seal with planar sealing pad again, all seal rings and packing seal can be made to an integral body (packing seal assembly), and at Fig. 8-5 outer wheel hub seat and inner hub seat, be connected and fixed packing seal Figure 14 that screw and Figure 21-4 li hub seat and outer wheel hub seat be connected and fixed screw place and need thicken processing, so more can guarantee the leak tightness of wheel hub.Finally with hub seat in Figure 15 and outer wheel hub seat bolt of rear end plate, hub seat is inside and outside fixed and is formed.Specifically erection procedure is, one side first the emergency wheels of installing of emergency wheels is connected and fixed to pin and puts into tire, second half is also put into tire and is assembled into emergency wheels at tire, and emergency wheels is mounted to an integral body.With three Woodruff keys, be arranged in three crescent moon keyways of outer wheel hub seat, Woodruff key on outer wheel hub seat and the keyway position of explosion-proof emergency wheels have been observed, emergency wheels aimed at together with tire to Woodruff key and shifted onto in the emergency wheels taper mounting groove on outer wheel hub seat, installing emergency wheels taper installs steel bowl and stops loose pad and captive nut, with wrench, be stuck in the groove of captive nut again, with hand, be wrenched captive nut.Install packing seal assembly, on hub seat, charging connector is installed outside, super pressure control valve, barometric minimum annunciator.Again inner hub seat is arranged on outer wheel hub seat, finally with hub seat in Figure 15 and outer wheel hub seat bolt of rear end plate, is fixed.Again tire being filled with to standard tire pressure can use.In the time of need travelling, first install the anti-skid device supporting with epicycle hub wheel tire on ice-snow road.Concrete erection procedure is.Figure 25 or Figure 26 strand or double-stranded anti-skidding connecting panel are arranged on to square neck or the hexagonal neck position of Figure 22 cap head square neck or the anti-skidding connecting panel bolt of rear end plate of cap head hexagonal neck, the anti-skid device that strand or double-stranded anti-skidding connecting panel is fixed on together with the anti-skidding connecting panel bolt of rear end plate of cap head square neck to inner hub seat is installed Figure 21-18 in fixing threaded hole.Figure 23 or Figure 24 strand or double-stranded self-locking skidproof connecting panel are arranged on to hexagonal neck or the square neck position of Figure 22 cap head square neck or the anti-skidding connecting panel bolt of rear end plate of cap head hexagonal neck, the anti-skid device that Figure 23 or Figure 24 strand or double-stranded self-locking skidproof connecting panel is fixed on together with the anti-skidding connecting panel bolt of rear end plate of cap head square neck to outer wheel hub seat is installed in fixing threaded hole again.Anti-slipping chain is arranged in the self-locking device of outer anti-skidding connecting panel.So just prevented coming off of anti-skidding connecting panel bolt of rear end plate.Can safe travelling on ice-snow road.Details are the explosion-proof anti-skidding emergent wheel general assembly drawing of motor-car according to circumstances.
The explosion-proof emergency wheels front view of Fig. 1.The explosion-proof emergency wheels left view of Fig. 2.It is by connecting to form with pin Fig. 3 in the middle of two emergency wheels 2-1,2-2.For guaranteeing that kinetic balance first installs permanent balance block or loss of weight balance additional on emergency wheels.During use, by kinetic balance, check.Owing to adopting Double-conical-surface design.It is mounted in the Das Reserverad in tire on wheel hub, and its one side is installed tapering 1-7 and matched with outer wheel hub seat circular conical surface.1-8 emergency wheels is installed fixed axoid 1 and is matched with the emergency wheels conical surface mounting groove of outer wheel hub seat.1-9 emergency wheels is installed by fixed axoid 2 and Fig. 4 emergency wheels conical surface installation steel bowl is supporting.Thereby due to adopted taper garden post faying face guaranteed registration, firmly, install well, good dismounting, good fixing, right alignment and squareness good, can transmit certain moment of torsion and reduce the impulsive force to Woodruff key and crescent moon keyway, can effectively guarantee kinetic balance again.Explosion-proof emergency wheels should be arranged on wheel hub central authorities (between two parties) and take turns and widely should accomplish that, when tire lateral surface 1/4 left and right is pressed onto road tooth, explosion-proof emergency wheels should not encountered in tire surface and tire side as far as possible.The emergency wheels expendable weight of should trying one's best, wheel face width is in 10cm left and right.Emergent metal wheel wheel face should install with suitable radian and rubber wheel after the wheel of formation, should be substantially similar to airtyred hardness and be greater than hub diameter, be less than diameter of tyres, emergency wheels diameter should match with wheel hub and diameter of tyres.Tire maximum gauge and emergent wheel maximum gauge have big difference, and the moment of blowing out, direction skew can occur, dangerous.Tire maximum gauge and emergent wheel maximum gauge differ too small, meet Uneven road tire and can collide with emergent wheel, impact traveling comfort by bus.So the distance of emergency wheels diameter and hub diameter and diameter of tyres must be adjusted to optimum position.Wheel hub maximum radius is less than emergency wheels maximum radius 30-40MM left and right.Requirement turns to the rear-wheel hub face will leave certain distance intangibly of making during without pressure at tire.Emergency wheels maximum radius is less than tire maximum radius 40-50MM left and right.When to tyre inflating, air pressure can be flushed to the upper limit of variation of design air pressure, can reduce resistance like this, protect the normal wear of positive tire, capable of saving fuel again, can also reduce discharge.There are in the prior art a lot of drivers to worry to blow out, all air pressure dropped to the nadir of normal pressure or below nadir, with regard to oversize tyre, wear and tear like this, strengthened again resistance, waste fuel, has also increased the discharge of polluting, and the time has been grown increases the frequency of blowing out on the contrary.After the accident of blowing out occurs, emergency wheels energy moment replaces former tire to continue to travel, thereby avoids the generation of major traffic accidents, reduces personal injury and property damage.It is arranged on the cone axis of outer wheel hub seat and at inner hub seat and outer wheel hub Zuo center, with 3 Woodruff keys, the keyway of crescent and explosion-proof emergency wheels on hub seat in uniform is positioned to installation, be loaded on the emergency wheels conical surface and steel bowl be installed and stopped loose pad, finally with double nuts, fix.
The explosion-proof emergent rubber wheel of 1-3.Be arranged in explosion-proof emergent metal wheel.Explosion-proof emergent rubber wheel has the hardness substantially similar to tire, and when tyre explosion or attacked or tire during without pressure, rubber emergency wheels moment replaces being continued to travel by quick-fried tire this moment, but has slight vibratory sensation, and prompting driver blows out.Because emergency wheels forms by two, the hardness at seam and other position is different.The direction of vehicle and braking can normally be used, and tire is difficult for destroyed.Prior art, just can not continue to travel during without pressure at tire; As continued, travel, now wheel hub ring directly rolls tire, and very fast tire is just damaged or scrap, and therefore wheel hub also can be out of shape or scrap.
The explosion-proof emergent metal wheel of 1-4, is mainly for explosion-proof emergent rubber wheel provides mounting condition, while travelling, will have intensity and toughness.
1-5,1-5-1, the explosion-proof emergency wheels of 1-6,1-6-1 are connected and fixed pin mounting hole, and assembling emergency wheels is used.
1-7 emergency wheels is installed the conical surface.
1-8 emergency wheels is installed fixed axoid 1.
1-9 emergency wheels is installed fixed axoid 2.
1-10 Explosion-proof wheel keyway, is used for locating with outer wheel hub seat, is connected, fixes.Groove number and angle should match with outer wheel hub seat, and groove number is 3, and is uniformly distributed, and improve the kinetic balance of wheel.
The explosion-proof emergency wheels left view of Fig. 2, by emergency wheels 1, emergency wheels 2, emergency wheels be connected and fixed pin, rubber wheel forms.Follow procedure assembles again, then carries out kinetic balance detection, installs permanent balance block or loss of weight additional, must detect by kinetic balance, by cover, sorts out, and the used time is used by cover.Be used for assembling the parts that explosion-proof anti-skidding emergent wheel need detect, all must detect by kinetic balance.
2-1 emergency wheels 1.
2-2 emergency wheels 2.
2-5,2-6,2-7,2-8 emergency wheels are connected and fixed pin.
Fig. 3 emergency wheels is connected and fixed pin, and object is that two emergency wheels are connected into an integral body.
Fig. 4 emergency wheels conical surface is installed steel bowl, and its circular conical surface should match with the circular conical surface of emergency wheels outer 2, is mainly that fixedly emergency wheels is installed, and emergency wheels is arranged on wheel hub more firm.
Fig. 5 stops loose pad, is used for preventing that Explosion-proof wheel is loosening.
Fig. 6 captive nut, is used for fixing Explosion-proof wheel.
Fig. 7 Woodruff key, its effect is more explosion-proof emergency wheels to be arranged on outer wheel hub seat, thereby has guaranteed that the kinetic balance of wheel has also guaranteed effective brake.
Fig. 8 outer wheel hub seat.
8-1. outer wheel hub seat emergency wheels conical surface mounting groove, is characterized in that being greater than conical surface roller tire installation site, outer wheel hub seat garden and processes a conical surface circular groove, and the little cylindrical of groove is the outer wheel hub seat garden conical surface, and the side of groove is a vertical surface.The maximum cylindrical in side of groove and the large cylindrical of groove are a conical surface 8-1, and outer 1 circular conical surface main and emergency wheels is supporting.Object is that emergency wheels is installed.Owing to adopting the connection mode of taper, the installation fixed axoid 1 of emergency wheels is inserted in the emergency wheels conical surface mounting groove of outer wheel hub seat, with the emergency wheels conical surface, bowl is installed and is arranged on emergency wheels installation fixed axoid 2 circular conical surfaces, install and stop loose pad, with captive nut, tighten.Because all adopting the conical surface, emergency wheels two outer ends are connected and fixed mode, when captive nut is tightened, emergency wheels is subject to the extruding on both sides, just the installation conical surface of emergency wheels is expressed on outer wheel hub seat circular conical surface firmly, makes the emergency wheels of two halves be extruded in a conical surface groove and the emergency wheels conical surface is installed in the bowl conical surface simultaneously.Right alignment and intensity have been guaranteed.
The 8-2 outer wheel hub seat garden conical surface, its effect is that Explosion-proof wheel is installed more accurately.Owing to having adopted, thereby taper garden post faying face has guaranteed registration, has installed well, good dismounting, good fixing, right alignment and squareness good, can transmit certain moment of torsion and reduce the impulsive force to Woodruff key and crescent moon keyway, can effectively guarantee kinetic balance again.
8-3 outer wheel hub seat crescent moon keyway, be mainly outer wheel hub seat is fixed on Explosion-proof wheel together with, be convenient to actv. braking, it forms by 3, and uniform, main purpose is to improve the kinetic balance of wheel.
8-4 outer wheel hub seat stops loose spacer groove, is used for placing stopping loose pad and preventing from stopping loose pad and follow captive nut rotation.
8-5 outer wheel hub seat and inner hub seat fixing threaded hole, its quantity determines according to wheel hub size, and supporting with inner hub seat, must be uniformly distributed.
8-6 outer wheel hub seat spoke, can be comprised of 4-10 rhizome, must be uniformly distributed.It is the same that size and shape is also wanted.
8-7 wheel hub is installed fixed orifice and can be comprised of 4-8 hole, must be uniformly distributed.
8-8 dust cover or deckboard mounting hole.
8-9 outer wheel hub seat end face 1, while installing with inner hub seat 21-9, installs packing seal in this position, completes the 9th sealing.
8-10 outer wheel hub seat location sealing groove 1, when hub seat and inner hub seat 21-10 install outside, outer wheel hub seat location sealing groove 1 can play guide-localization effect while installing with inner hub seat locating sealing ring 1, improves precision and the anchoring strength of wheel hub, in groove, place seal ring, complete the 8th sealing.
8-11 outer wheel hub seat end face 2, when hub seat end face 2 is installed in hub seat end face 2 and 21-11 outside, installs end face packing seal in the middle of outer wheel hub seat end face 2 and inner hub seat end face 2.Complete the 7th sealing.
8-12 outer wheel hub seat location sealing groove 2, when in hub seat and 21-12, hub seat is installed outside, outer wheel hub seat location sealing groove 2 can play guide-localization effect while installing with inner hub seat locating sealing ring 2, improves precision and the anchoring strength of wheel hub, in groove, place seal ring, complete the 6th sealing.
8-13 outer wheel hub seat end face 3, when hub seat end face 3 is installed in hub seat end face 3 and 21-13 outside, installs end face packing seal in the middle of outer wheel hub seat end face 3 and inner hub seat end face 3.The installation screw of packing seal adopts thickening to process (Figure 14) around.Complete the 5th sealing.
8-14 outer wheel hub seat location sealing groove 3, its effect be with 21-14 in hub seat seal ring 3 accurately locate, improve the intensity of Hub assembly, guarantee the right alignment of wheel hub, strengthen seal ability.In groove, place seal ring.Complete four sealings.
8-15 outer wheel hub seat end face 4, when hub seat end face 4 is installed in hub seat end face and 21-15 outside, installs end face packing seal in the middle of outer wheel hub seat end face 4 and inner hub seat end face 4.Be used for high sealing three times.
8-16 outer wheel hub seat location sealing groove 4, its effect be with 21-16 in the seal ring 4 of hub seat accurately locate, improve the intensity of Hub assembly, guarantee the right alignment of wheel hub, strengthen seal ability.In groove, place seal ring.Seal for the second time.
8-17 outer wheel hub seat end face 5, when hub seat end face 5 is installed in hub seat end face 5 and 21-17 outside, installs end face packing seal in the middle of outer wheel hub seat end face 5 and inner hub seat end face 5.Packing seal adopts and is thicker than normal packing seal and selects the packing seal of the more yielding material of good springiness and high temperature material manufacture to complete sealing first.
The sealing of emphasis to 8-13 to 8-17, the leak tightness of assurance wheel hub.
8-18 outer wheel hub seat bolt, is used for fixing Explosion-proof wheel.Its screw thread is processed according to vehicle forward direction, guarantees that the moment of inertia of wheel bolt when rotating is to fastening direction.
8-19 outer wheel hub seat anti-skid device is installed fixing threaded hole, can be comprised of 8-10 hole, must be uniformly distributed.
Fig. 9 outer wheel hub seat left view.
9-1 charging connector mounting hole.
9-2 super pressure control valve mounting hole.
9-3 barometric minimum annunciator mounting hole.
Figure 10 packing seal 1, is used for padding the centre of hub seat 8-9 and inner hub seat 21-9 outside, and its effect is guarantee outer wheel hub seat and inner hub seat parallel.Make all faying faces stressed evenly.Secure seal.And externally hub seat carries out the 9th time with inner hub seat and seals.
Figure 11 seal ring 1, is used for being arranged in the location sealing groove of outer wheel hub seat 8-10, then is fixed and clamped with the seal ring of inner hub seat 21-10, carries out the 8th sealing.
Figure 12 packing seal 2, is used for padding the centre of hub seat 8-11 and inner hub seat 21-11 outside, and its effect is guarantee outer wheel hub seat and inner hub seat parallel.Make all faying faces stressed evenly.Secure seal.And externally hub seat carries out the 7th time with inner hub seat and seals.
Figure 13 seal ring 2, is used for being arranged in the location sealing groove of outer wheel hub seat 8-12, then is fixed and clamped with the seal ring of inner hub seat 21-12, carries out the 6th sealing.
Figure 14 packing seal 3, be used for padding the centre of hub seat 8-13 and inner hub seat 21-13 outside and outer wheel hub seat and the inner hub seat fixing threaded hole centre of plane around, packing seal around screw in plane needs thickening, so just more can guarantee the sealing to fixing threaded hole and outer wheel hub seat and inner hub seat, externally hub seat and inner hub seat carry out the 5th sealing simultaneously.
14-1 need thicken position.
14-2 packing seal mounting hole, its quantity determines according to wheel hub size, and supporting with outer wheel hub seat and inner hub seat, must be uniformly distributed.
The normal position of 14-3.
Hub seat and outer wheel hub seat bolt of rear end plate in Figure 15, its effect is to be connected and fixed inner hub seat and outer wheel hub seat.
Figure 16 seal ring 3, is used for being arranged in the seal groove of outer wheel hub seat 8-14, then is fixed and clamped with the seal ring of inner hub seat 21-14, carries out the 4th sealing.
Figure 17 packing seal 4, is used for padding the centre of hub seat 8-15 and inner hub seat 21-15 outside, and its effect is guarantee outer wheel hub seat and inner hub seat parallel.Make all faying faces stressed evenly.Secure seal.And inner hub seat and outer wheel hub seat are sealed for the third time.
Figure 18 seal ring 4, is used for being arranged in the seal groove of outer wheel hub seat 8-16, then is fixed and clamped with the seal ring of inner hub seat 21-16, carries out secondary seal.
Figure 19 packing seal 5, is used for padding the centre of hub seat 8-17 and inner hub seat 21-17 outside, and its effect is guarantee outer wheel hub seat and inner hub seat parallel.Make all faying faces stressed evenly.Secure seal.Packing seal adopts and to be thicker than normal packing seal and to select good springiness and the packing seal of more yielding material and high temperature material manufacture completes sealing first.And produce larger faying face at the jointing edge place of inner hub seat and outer wheel hub seat.Increase sealing property.Also available automatic mending tyre liquid.
Packing seal Figure 10,12,17,19 shapes are basic identical, and being drawn on drawing is the same figure, with a width figure.Seal ring Figure 11,13,16,18 shapes are basic identical, and the minor diameter d of seal ring is identical, and major diameter D is different, and being drawn on drawing is the same figure, with a width figure.Also all seal rings and packing seal can be made to an integral body, packing seal assembly.Sealing effectiveness is better like this.The sealing of emphasis to 8-13 to 8-17, the leak tightness of assurance wheel hub.
Hub seat front view in Figure 20.
Hub seat left view in Figure 21.
In 21-4, hub seat and outer wheel hub seat are connected and fixed screw, and its quantity and distribution should match with outer wheel hub seat.
Hub seat end face 1 in 21-9, it acts on and on end face, places Figure 10 packing seal, and in assurance, hub seat and outer wheel hub seat is parallel.Make all faying faces stressed evenly.Complete the 9th sealing.
Hub seat locating sealing ring 1 in 21-10, is mainly that in improving, hub seat is combined precision and anchoring strength with outer wheel hub seat, during installation, can play guide-localization effect, places seal ring Figure 11 before seal ring, and raising seal ability, completes the 8th sealing.
Hub seat end face 2 in 21-11, it acts on and on end face, places packing seal Figure 12, and in assurance, hub seat and outer wheel hub seat is parallel.Make all faying faces stressed evenly.Complete the 7th sealing.
Hub seat locating sealing ring 2 in 21-12, be mainly that in improving, hub seat is combined precision and anchoring strength with outer wheel hub seat, during installation, can play guide-localization effect, before seal ring, place seal ring Figure 13, inner hub seat and outer wheel hub seat are sealed, complete the 6th sealing.
Hub seat end face 3 in 21-13, it acts on and on end face, places packing seal Figure 14, and in assurance, hub seat and outer wheel hub seat is parallel.Make all faying faces stressed evenly.And to sealing around inner hub seat and outer wheel hub seat and installation screw.Complete the 5th sealing.
Hub seat locating sealing ring 3 in 21-14, its effect is accurately to locate with 8-14 outer wheel hub seat location sealing groove 3, improves the intensity of Hub assembly, guarantees right alignment and the kinetic balance of wheel hub, places seal ring Figure 16 before seal ring, strengthens seal ability.Complete the 4th sealing.
Hub seat end face 4 in 21-15, it acts on and on end face, places packing seal Figure 17, and in assurance, hub seat and outer wheel hub seat is parallel.Make all faying faces stressed evenly.Inner hub seat and outer wheel hub seat are sealed.Complete sealing for the third time.
Hub seat locating sealing ring 4 in 21-16, its effect is accurately to locate with 8-16 outer wheel hub seat location sealing groove 4, improves the intensity of Hub assembly, makes the right alignment of wheel hub and kinetic balance more perfect, places seal ring Figure 18 before seal ring, strengthens seal ability.Complete sealing for the second time.
Hub seat end face 5 in 21-17, it acts on and on end face, places packing seal Figure 19, and in assurance, hub seat and outer wheel hub seat is parallel, makes all faying faces stressed evenly.Inner hub seat and outer wheel hub seat are sealed.Packing seal adopts and to be thicker than normal packing seal and to select good springiness and the packing seal of more yielding material and high temperature material manufacture completes sealing first.Because maximum cylindrical opens wide, thus in hub seat and outer wheel hub seat jointing edge place under pressure can produce the faying face of larger packing seal, can increase sealing property, also available automatic mending tyre liquid.
In 21-18, hub seat anti-skid device is installed fixing threaded hole, and its quantity and distribution should match with outer wheel hub seat.
The anti-skidding connecting panel bolt of rear end plate of Figure 22 cap head square neck, mainly utilize hexagonal neck or the square neck position of cup head square neck bolt or cap head hexagonal neck bolt that anti-skidding connecting panel is installed, anti-skidding connecting panel bolt of rear end plate and Figure 25 or Figure 26 strand or double-stranded and be fixed on inner wheel hub together with the anti-skidding connecting panel of rhombus anti-slipping chain, again Figure 23 or Figure 24 strand or double-stranded self-locking skidproof connecting panel are fixed to the another side of wheel hub, finally rhombus anti-slipping chain are connected in the self-locking device of the anti-skidding connecting panel of outer wheel hub seat.Even if the anti-skidding connecting panel bolt of rear end plate of cap head square neck is loosening in the situation that like this, can not make bolt outwards rotate, cause and come off yet.
Figure 23 strand self-locking skidproof connecting panel, it is arranged on outer wheel hub seat, and its effect is that strand is arranged in self-locking device.
The double-stranded self-locking skidproof connecting panel of Figure 24, it is arranged on outer wheel hub seat, and its effect is that two strands is arranged in self-locking device.
The anti-skidding connecting panel of Figure 25 strand, it is arranged on inner hub seat, anti-slipping chain is installed in the self-locking device of Figure 23.
The double-stranded anti-skidding connecting panel of Figure 26, it is arranged on inner hub seat, anti-slipping chain is installed in the self-locking device of Figure 24.
Figure 27 tire.
Figure 28 anti-skid device assembly.One end of anti-skid device adopts cap head hexagonal neck bolt or cup head square neck bolt, at hexagonal neck or square neck position, installs Figure 23 strand self-locking skidproof connecting panel supporting with it or the double-stranded self-locking skidproof connecting panel of Figure 24.Finally be arranged on together in the anti-skidding installation screw on wheel hub.With Figure 22 cap head hexagonal neck bolt or cup head square neck bolt, Figure 25 or Figure 26 are connected and fixed with anti-skidding connecting panel and the wheel hub of rhombus anti-slipping chain again.Again rhombus anti-slipping chain is connected in the self-locking device of anti-skidding connecting panel, so just can on ice-snow road, have travelled.Owing to having adopted the connection mode of square neck or hexagonal neck to connect, actv. prevents that bolt from outwards rotating, causing and come off.Due to reasonable in design, anti-slipping chain installation and removal are convenient especially, without any need for instrument.Compare with similar anti-slipping chain this anti-slipping chain firm, solid, durable, on tire, can not be out of shape.Other anti-slipping chain is because location is basic, so difficulty is especially installed, after installation finishes to travel, anti-slipping chain is yielding on tire, affects skidproof effect.
Figure 29 dust cover or deckboard, Main Function is dustproof and decorates.
The explosion-proof anti-skidding emergent wheel general assembly drawing front view of Figure 30 self-propelled vehicle.
The explosion-proof anti-skidding emergent wheel general assembly drawing left view of Figure 31 self-propelled vehicle.
The explosion-proof anti-skidding emergent wheel general assembly drawing A front view of Figure 32 self-propelled vehicle.
The explosion-proof anti-skidding emergent wheel general assembly drawing A left view of Figure 33 self-propelled vehicle.
The explosion-proof anti-skidding emergent wheel of self-propelled vehicle of the present embodiment, is shown in the explosion-proof anti-skidding emergent wheel general assembly drawing front view of Figure 30 self-propelled vehicle, the explosion-proof anti-skidding emergent wheel general assembly drawing left view of Figure 31 self-propelled vehicle, the explosion-proof anti-skidding emergent wheel general assembly drawing A front view of Figure 32 self-propelled vehicle.By explosion-proof emergency wheels, inner hub seat, explosion-proof emergency wheels, fixedly Woodruff key and the emergency wheels conical surface are installed steel bowl and are stopped loose pad and captive nut, outer wheel hub seat, charging connector, super pressure control valve, barometric minimum annunciator, anti-skid device form.Concrete erection procedure is, Woodruff key is arranged in three crescent moon keyways of outer wheel hub seat, emergency wheels piecemeal is put into tire, with emergency wheels connecting pin, two emergency wheels are fitted together, Woodruff key on outer wheel hub seat and the keyway position of explosion-proof emergency wheels have been observed, aim at Woodruff key and keyway and shift onto in the emergency wheels conical surface mounting groove on outer wheel hub seat, installing the emergency wheels conical surface installs steel bowl and stops loose pad and captive nut, with wrench, be stuck in the groove of captive nut again, with hand, be wrenched captive nut.In sealing place 11,13,16,18 use O RunddichtringO sealings, in surrounding's end face plane of seal groove and seal ring, 10,12,17,19 seal with planar sealing pad again.And at Fig. 8-5 outer wheel hub seat and inner hub seat, be connected and fixed packing seal in the plane that screw and Figure 21-4 li hub seat and outer wheel hub seat be connected and fixed screw edge and need thicken processing (Figure 14).Figure 19 also needs thickening to process.So more can guarantee the leak tightness of wheel hub.Charging connector, super pressure control valve, barometric minimum annunciator are installed on hub seat outside, must be evenly arranged, more inner hub seat is arranged on outer wheel hub seat, finally with hub seat in Figure 15 and outer wheel hub seat bolt of rear end plate, hub seat is inside and outside fixed.Again tire being filled with to normal pressure value gas can use.Before travelling, install the anti-skid device supporting with epicycle hub wheel tire on ice-snow road.Thereby avoid causing great traffic accident because tire skids on ice-snow road, reduce personal injury and property damage.Details are the explosion-proof anti-skidding emergent wheel general assembly drawing of motor-car, the explosion-proof anti-skidding emergent wheel general assembly drawing A of self-propelled vehicle according to circumstances.
Emergency wheels is arranged on the Das Reserverad in tire (taking turns in wheel) on wheel hub, adopts tapering install and match with the tapering of outer wheel hub seat, and explosion-proof emergency wheels is arranged on wheel hub central authorities (between two parties).Emergency wheels width accomplishes when tire lateral surface 1/4 left and right is pressed onto road tooth as far as possible, and the width that explosion-proof emergency wheels should not be encountered in tire surface and tire side is maximum width.The wheel that emergent metal wheel wheel face forms after should installing with suitable radian and rubber wheel, should be substantially similar to airtyred hardness and be greater than wheel hub 30-40MM, and emergency wheels is less than about tire 40-50MM.After the accident of blowing out occurs, emergency wheels energy moment replaces former tire to continue to travel.Even if tire of vehicle does not all have, just by emergency wheels vehicle, also can normally travel.Thereby avoid the generation of grave accident, stop personal injury and property damage.It is arranged on the cone axis of outer wheel hub seat and at inner hub seat and outer wheel hub Zuo center.With 3 Woodruff keys, the keyway of crescent and explosion-proof emergency wheels on uniform outer wheel hub seat is positioned to installation, be loaded on the emergency wheels conical surface and steel bowl be installed and stopped loose pad, finally with double nuts, fix.
Wheel hub is done into two, the one, inner wheel seat, second half is outer wheel hub seat.The junction of outer wheel hub seat and emergency wheels is designed to cone shape.Main Function is registration, good install, good dismounting, good fixing, right alignment and squareness good, can transmit certain moment of torsion and reduce the impulsive force to Woodruff key and crescent moon keyway, can effectively guarantee kinetic balance again.And within the scope of two diameter D1, D2 of the conical surface, (the highest surface of position of inner hub seat intensity) processes three crescent moon keyways, must be uniformly distributed.Object is all to improve the kinetic balance of wheel.Being processed into bolt on the small end axle of circular cone, its screw thread is processed according to vehicle forward direction again, guarantees that the moment of inertia of wheel bolt when rotating is to fastening direction.And on bolt, process one section of sulculus (put stop loose pad with), but can not process to the end, to leave a segment distance because in seal groove from this segment distance close to, sense slightly greatly and cause inner seal groove to communicate with sulculus, cause tightness reduction.So guarantee sealing and wheel hub anchoring strength inside and outside.On the end face vertical with bolt, be also to process more than 1 seal groove, 8-16 outer wheel hub seat location sealing groove 4,8-14 outer wheel hub seat location sealing groove 3 etc. on the rational position of maximum gauge.Externally the bolt perpendicular end surface of hub seat is also to process 1 above seal groove 8-12 outer wheel hub seat location sealing groove 2,8-10 outer wheel hub seat location sealing groove 1 etc. on the rational position of minimum diameter again.Seal ring and packing seal are made to an integral sealing pad assembly (also can single-piece), and at integral sealing pad mounting hole Fig. 8-5 outer wheel hub seat and inner hub seat, be connected and fixed packing seal in the edge plane that is respectively connected and fixed screw that screw and Figure 20-4 li hub seat and outer wheel hub seat be connected and fixed screw and need thicken processing, the edge plane that is so respectively connected and fixed hole is just compacted sealed.Finally with process with outer wheel hub seat supporting in hub seat be connected and fixed.
The anti-skid device of the present embodiment (seeing Figure 28 anti-skid device assembly), it is characterized in that in the outside of hub seat inside and outside reasonably on optimum position that (seeing the explosion-proof anti-skidding emergent wheel general assembly drawing of figure self-propelled vehicle) is processed into anti-skid device installs connecting screw hole, screw thread is processed according to vehicle forward direction, guarantee that the moment of inertia of wheel bolt when rotating is to fastening direction, the quantity of anti-skid device connecting screw hole is pressed wheel hub size and is determined, must be uniformly distributed.Figure 25 or Figure 26 are installed on the hexagonal neck of the anti-skidding connecting panel bolt of rear end plate of Figure 22 or the position of square neck with the anti-skidding connecting panel of rhombus anti-slipping chain, the anti-skid device that cup head square neck bolt is installed to inner hub seat together with the anti-skidding connecting panel with rhombus anti-slipping chain is installed in fixing threaded hole, again Figure 23 or the 24 anti-skidding connecting panels with self-locking device are installed on the hexagonal neck of the anti-skidding connecting panel bolt of rear end plate of Figure 22 or the position of square neck, again anti-skidding connecting panel bolt of rear end plate is installed in the anti-skid device installation fixing threaded hole of outer wheel hub seat together with Figure 23 or the 24 anti-skidding connecting panels with self-locking device, again the rhombus anti-slipping chain of the other end is connected in the self-locking device of anti-skidding connecting panel.So just can on ice-snow road, travel.Owing to having adopted the connection mode of square neck or hexagonal neck to connect, thoroughly prevented that bolt from outwards rotating, causing and come off.Due to reasonable in design, it is convenient especially that anti-slipping chain is installed, and do not make good use of dismounting, without any need for instrument.Compare with similar anti-slipping chain that this anti-slipping chain is connected firmly, practicality simple and reasonable for structure, durable, on tire, can not be out of shape, non-slip.The good antiskid effect of travelling on ice-snow road.Other anti-slipping chain, owing to not connecting location fixed base, so difficulty is especially installed, can not be fixed again.After install finishing to travel, the anti-slipping chain distortion of easily skidding on tire, causes that anti-slipping chain gap size differs, dislocation etc., and disconnection even comes off.Damage vehicle and even hurt sb.'s feelings, skidproof effect is low.
Although the present invention with preferred embodiment openly as above; but embodiment and accompanying drawing are not for limiting the present invention, be anyly familiar with this skill person, without departing from the spirit and scope of the invention; from working as, can make various changes or retouch, equally within the present invention's protection domain.What therefore protection scope of the present invention should be defined with the application's claim protection domain is as the criterion.
Claims (5)
1. the explosion-proof anti-skidding emergent wheel of self-propelled vehicle, it comprises tire, wheel hub, it is characterized in that: it also comprises explosion-proof emergency wheels, in hub seat, explosion-proof emergency wheels is Woodruff key fixedly, the emergency wheels conical surface is installed steel bowl, stop loose pad, captive nut, outer wheel hub seat, charging connector, super pressure control valve and barometric minimum annunciator, described explosion-proof emergency wheels fixedly Woodruff key is arranged in the crescent moon keyway of described outer wheel hub seat, described explosion-proof emergency wheels by described explosion-proof emergency wheels fixedly Woodruff key insert in the emergency wheels conical surface mounting groove on described outer wheel hub seat, described in installing, stop loose pad and captive nut, charging connector, super pressure control valve, barometric minimum annunciator are installed on described outer wheel hub seat, and described inner hub seat is arranged on described outer wheel hub seat,
Described outer wheel hub seat is that double cone face is connected with the junction of explosion-proof emergency wheels, described explosion-proof emergency wheels is arranged on inner hub seat and outer wheel hub Zuo center, with three Woodruff keys, the keyway of crescent and explosion-proof emergency wheels on uniform outer wheel hub seat is positioned to installation, install the emergency wheels conical surface and steel bowl is installed, is loaded on and stops loose pad, finally with double nuts, fix; Outer wheel hub seat bolt, is used for fixing Explosion-proof wheel; Its screw thread is processed according to vehicle forward direction, guarantees that the moment of inertia of wheel bolt when rotating is to fastening direction;
Described explosion-proof emergency wheels maximum radius is greater than wheel hub maximum radius 30-40MM left and right, and described emergency wheels maximum radius is less than described tire maximum radius 40-50MM left and right;
Described explosion-proof emergency wheels resolves into two and half sheets by emergency wheels centre and emergency wheels is connected and fixed pin and rubber wheel forms, when emergency wheels is installed, emergency wheels is connected and fixed to one side that pin is arranged on emergency wheels, two emergency wheels is put into respectively to tire and be assembled into again described explosion-proof emergency wheels;
Described outer wheel hub seat is provided with emergency wheels conical surface mounting groove, and the little cylindrical of described emergency wheels conical surface mounting groove is outer wheel hub seat circular conical surface, and the side of groove is a vertical surface; The maximum cylindrical of vertical surface of groove and the large cylindrical of groove are conical surfaces, and supporting with the outer conical surface of emergency wheels, object is that emergency wheels is installed;
Maximum cylindrical and inner circle that the described emergency wheels conical surface is installed steel bowl adopt the conical surface, and angle is installed fixed axoid with emergency wheels and matched, for emergency wheels is more precisely more firmly installed.
2. the explosion-proof anti-skidding emergent wheel of self-propelled vehicle according to claim 1, it is characterized in that: anti-skid device installation connecting screw hole is processed in described inner hub seat and outer wheel hub seat outside, screw thread is processed according to vehicle forward direction, the quantity of anti-skid device connecting screw hole is pressed wheel hub size and is determined, is uniformly distributed.
3. the explosion-proof anti-skidding emergent wheel of self-propelled vehicle according to claim 1, it is characterized in that: described wheel hub is comprised of inner hub seat and the large part of outer wheel hub seat two and seal ring and packing seal, middle seal groove, seal ring, packing seal, the seal ring of adopting seals, and completes explosion-proof anti-skidding emergent wheel nave.
4. according to the explosion-proof anti-skidding emergent wheel of the self-propelled vehicle one of claims 1 to 3 Suo Shu, it is characterized in that: it also comprises anti-skid device, described anti-skid device is comprised of anti-slipping chain and anti-skidding connecting panel and the anti-skidding connecting panel bolt of rear end plate of cap head square neck.
5. the explosion-proof anti-skidding emergent wheel of self-propelled vehicle according to claim 4, is characterized in that: described anti-slipping chain is a kind of rhombus anti-slipping chain; Described anti-skidding connecting panel is a kind of strand self-locking skidproof connecting panel, or a kind of double-stranded self-locking skidproof connecting panel, or the anti-skidding connecting panel of a kind of strand, or the anti-skidding connecting panel of a kind of two strands.
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| CN201110421559.8A CN102442167B (en) | 2011-12-16 | 2011-12-16 | Explosion-proof and anti-skid emergency wheel for motor vehicle |
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| CN201110421559.8A CN102442167B (en) | 2011-12-16 | 2011-12-16 | Explosion-proof and anti-skid emergency wheel for motor vehicle |
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| CN102442167B true CN102442167B (en) | 2014-03-19 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102529600A (en) * | 2012-01-14 | 2012-07-04 | 宁波市镇海区职业教育中心学校 | Tire safe airbag |
| CN103465733A (en) * | 2013-09-17 | 2013-12-25 | 杨秀全 | Elastic bracket and explosion-proof wheel hub with elastic brackets |
| DE102014211173B4 (en) * | 2014-06-11 | 2023-09-28 | Bayerische Motoren Werke Aktiengesellschaft | Support body for a pneumatic tire of a vehicle that can be mounted on a rim and a complete wheel with such a support body |
| CN106183624A (en) * | 2015-05-05 | 2016-12-07 | 刘红旗 | Explosion-proof hub for car |
| CN106183654A (en) * | 2015-05-05 | 2016-12-07 | 刘红旗 | A kind of prevention wheel that can substitute tire after blowing out moment |
| CN108099490B (en) * | 2017-12-13 | 2020-07-17 | 山东新华能节能科技有限公司 | Explosion-proof wheel hub |
| CN109664680A (en) * | 2018-12-30 | 2019-04-23 | 河北百龙汽车配件制造有限公司 | A kind of anti-skidding wheel hub of concealed cover tire |
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