CN103231628B - Vacuum tyre tire-burst safety device - Google Patents
Vacuum tyre tire-burst safety device Download PDFInfo
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- CN103231628B CN103231628B CN201310189555.0A CN201310189555A CN103231628B CN 103231628 B CN103231628 B CN 103231628B CN 201310189555 A CN201310189555 A CN 201310189555A CN 103231628 B CN103231628 B CN 103231628B
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- bracing ring
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Abstract
The present invention is a kind of vacuum tyre tire-burst safety device, comprises the some bracing frames between being located at successively inside rim surface and vacuum tyre, bracing ring and supplemental support circle, and described supplemental support circle is made up of elastomeric material; Bracing frame is located between wheel rim and bracing ring, and described supplemental support circle is located between bracing ring and vacuum tyre.To solve after blowing out the problem easily producing cliding friction between safety device and wheel rim, between safety device and tire, between tire and wheel rim and cause high temperature phenomenon, the vehicle that enables to blow out continues safety traffic certain distance with certain speed; Blowing out or protecting wheel rim in serious deficency situation simultaneously, its fabrication and installation are convenient, are applicable to the wheel of different size.
Description
Technical field
The present invention relates to a kind of safety device of vehicle, particularly a kind of vacuum tyre tire-burst safety device.
Background technology
Tyre sidewall after vacuum tyre inflation is the main portions of support vehicle weight, the moment of tyre sidewall usually can be caused to burst apart, thus make tire lose bearing force instantaneously when blowing out serious, also likely makes tire depart from wheel rim.No matter vehicle in running at high speed is that front and rear wheel is blown out, and what all likely cause vehicle to save is out of control.Blowing out is very serious safety misadventure, particularly blows out on a highway.According to statistics, the unexpected traffic accident of domestic express highway 70% causes by blowing out, and speed per hour blows out mortality close to 100% more than 160 kilometers.
For removing the danger brought of blowing out, numerous producer and technical personnel have dropped into the research of trouble-proof tire.Through retrieval, technical scheme comparatively practical at present comprises " run-flat tire " (RSC), can zero tire pressure traveling tire (PAX), and disclosed in Chinese patent database 200980142390.3 " runflat ", 2012202276671 " vehicle tyre safety guards ", " 201110146169.4 a kind of inner supporting body of safety tyre ", and the scheme such as 201020207160.0 " tubeless tire safety device ", these schemes prevent tire from being thrown away after can both reaching vehicle flat tire, and support to blow out wheel normal operation, vehicle is enable to continue the object of safety traffic.Also retrieve the schemes such as 200810062121.3 " flat tire braking systems ", 2012100599502 " runflat air-inflation tyres ", 2011102047850 " a kind of open architecture tires that can not blow out ".
Above scheme draws by analysis: 1. " run-flat tire " (RSC) with can zero tire pressure traveling tire (PAX) and 2011102047850 " a kind of open architecture tires that can not blow out " all adopt is the scheme of special wheel rim and special tyre, cause described scheme commonality not strong, domestic consumer is as needed upgrading, wheel rim and tire must be changed, cause customer upgrade cost relatively high.Another RSC and PAX is custom-designed reinforced structure because of wheel rim and tire, causes the dismounting of tire more difficult than conventional vacuum tire, even needs special instrument ability dismounting.2.200980142390.3 " runflat " increases by a circle tire locking device in vacuum tyre inside, the rear tyre that prevents from blowing out departs from from wheel rim, described scheme is main after blowing out relies on quick-fried tire to carry out vehicle, tire after decompression is comparatively limited to the supporting role of vehicle, and the program also needs to use special mounting tools.3.201220227667.1 " vehicle tyre safety guard " and 201110146169.4 " inner supporting body of a kind of safety tyre " is all adopt similar scheme fittable slackening device in vacuum tyre inside, known according to the improvement application 02149441 " automobile tire safety device " of 96219610.X " safety device for tyre explosion of automobile ", described scheme is not too easy to be closely linked safety supporting device and wheel rim, follow-up the continuing when sailing that cause blowing out is easier between safety device and wheel rim produce cliding friction, and also easily produce cliding friction between safety device and tire.Described cliding friction phenomenon easily produces high temperature, affects the use of safety device.For further improvement, described scheme strengthens friction coefficient between safety device and tire by arranging elasticity outer shroud, reaches the cliding friction object reducing or overcome between safety device and tire.But because safety device diameter is less than and tire interior diameter, cause safety device outer perimeter to be less than girth in tire, described girth difference will cause producing cliding friction between tire port part and wheel rim.Scheme also by elasticity outer shroud alleviate blow out time safety device suffered by instant impact, 201110146169.4 " a kind of inner supporting body of safety tyre " adopts cliding friction scheme between restriction elasticity outer shroud and becket, but because becket adopts the mounting means inwardly shunk, how do not combine closely with becket with regard to elasticity outer shroud in this application and make explanations; 201220227667.1 " vehicle tyre safety guard " Elastic outer shroud adopts bonding way and outer shroud to be fixed together, and causes elasticity outer shroud to be nonintegrated structure.4. patent 201020207160.0 " tubeless tire safety device " not easily proposes solution with the wheel rim problem of combining closely to safety device, but still could not effectively solve blow out after cliding friction problem between safety device and tire or between tire and wheel rim.5.200810062121.3 " flat tire braking system " carries out autobrake immediately after vehicle flat tire, should be noted and takes precautions against car rear-end risk, and the wheel after blowing out cannot continue to travel by support unit.6.2012100599502 " runflat air-inflation tyre " arranges multiple air chamber and deals with and blow out in vacuum tyre inside, at least two charging connectors are provided with in described scheme, the 3rd charging connector is also had in section Example, described charging connector is all one-way valve structures, only to how to inflate be described in scheme, if inflation is many in not using reality, how exits and explain.
Summary of the invention
The object of this invention is to provide a kind of vacuum tyre tire-burst safety device, effectively can solve the problem producing cliding friction after blowing out between safety device and wheel rim, between safety device and tire, between tire and wheel rim and cause high temperature, and because adopting elastomeric material to make integral type supplemental support circle, safety device and the greater impact power of wheel rim suffered by blowing out instantaneously can be alleviated preferably, make vehicle continue to travel certain distance with certain speed, improve the vacuum tyre tire-burst safety device of vehicle safety performance.
Technical matters to be solved by this invention is realized by following technical scheme, the present invention is a kind of vacuum tyre tire-burst safety device, be characterized in: comprise the some bracing frames between being located at successively inside rim surface and vacuum tyre, bracing ring and supplemental support circle, described supplemental support circle is made up of elastomeric material; Bracing frame can directly or be located between wheel rim and bracing ring by coordinating block, and described supplemental support circle is located between bracing ring and vacuum tyre.
Technical matters to be solved by this invention can also be realized further by following technical scheme, described bracing ring comprises integral support circle or split type bracing ring, described split type bracing ring is made up of at least two curved support blocks, and adjacent two back-up block joints are provided with the meniscus elements mutually coincide.
Technical matters to be solved by this invention can also be realized further by following technical scheme, and the meniscus elements of adjacent two back-up block joints is provided with bolt clamp device.
Technical matters to be solved by this invention can also be realized further by following technical scheme, and described bracing frame is made up of support frame base and staybolt, and described support frame base comprises fixed type base for supporting or adjustable support base;
Fixed type base for supporting comprises the pedestal coordinated with wheel rim, and pedestal is provided with the silk hole coordinated with staybolt;
It is adjustable and adjustable across taking that adjustable support base comprises two-seater; It is trapezoidal pedestal that described two-seater adjustable support base comprises two vertical sections coordinated with wheel rim, the bottom of two pedestals is connected by the axis of guide, top between two pedestals is provided with the coordinating block coordinated with pedestal, and coordinating block is provided with the silk hole coordinated with staybolt;
Comprise across attachment strap and the support baseboard that coordinates with wheel rim across taking adjustable support base, support baseboard slidably connects supporting seat, described one end across attachment strap is connected on supporting seat by height adjustment bolt and nut, is provided with the silk hole coordinated with staybolt across attachment strap.
Technical matters to be solved by this invention can also be realized further by following technical scheme, described bracing frame comprises adjustment screw mandrel and at least one group of deformation type bracing frame, screw mandrel is regulated to be contained on deformation type bracing frame, often organize deformation type bracing frame and comprise lower fagging and upper fagging, two folding supports are side by side provided with between lower fagging and upper fagging, folding support is provided with and the fixed orifice regulating screw mandrel to coordinate, and one of them fixed orifice is tapped bore.
Technical matters to be solved by this invention can also be realized further by following technical scheme, described bracing frame comprises the auxiliary support plate be located on staybolt or upper fagging, auxiliary support plate is provided with at least two silk holes, and supplemental support bolt is housed in silk hole.
Technical matters to be solved by this invention can also be realized further by following technical scheme, described supplemental support circle comprises auxiliary circle body, auxiliary circle body comprises solid auxiliary circle body, hollow out assists circle body or hollow auxiliary circle body, is provided with chamber in hollow auxiliary circle body.
Technical matters to be solved by this invention can also be realized further by following technical scheme, and circle sidewall or the bottom of described hollow auxiliary circle body are provided with the air inlet/outlet with chamber, and air inlet/outlet is connected with valve by connection pipe.
Technical matters to be solved by this invention can also be realized further by following technical scheme, and described auxiliary circle body and vacuum tyre are connected to one.
Technical matters to be solved by this invention can also be realized further by following technical scheme, and the outside face of described auxiliary circle body and vacuum tyre tyre surface inwall are respectively equipped with the teeth be mutually engaged.
Technical matters to be solved by this invention can also be realized further by following technical scheme, comprise housing and valve inside, the passage running through housing is provided with in housing, the rear portion of passage is provided with valve inside mounting pipe, main free air diffuser is provided with between described valve inside mounting pipe and vias inner walls, described valve inside is established in the channel, the front portion of valve inside is connected on passage by thread seal, its rear end sealing is plugged in valve inside mounting pipe, the first check valve arranged before and after described valve inside comprises and the second check valve, the valve rod of the first check valve and the second check valve is set to one, valve inside sidewall between first check valve and the second check valve is provided with the first admission port be communicated with main free air diffuser.
the invention has the beneficial effects as follows: 1. to solve after blowing out the problem easily producing cliding friction between safety device and wheel rim, between safety device and tire, between tire and wheel rim and cause high temperature phenomenon, the vehicle that enables to blow out continues safety traffic certain distance with certain speed; 2. supplemental support circle is made up of rubber elastomeric material, will make to blow out or serious deficency situation lower support circle less with impulsive force suffered by wheel rim, play and protect safety device and wheel rim effect; 3. described in, tire-burst safety device is easily manufactured, realizes cost low, still uses former wheel rim, special tool is not needed when installing and dismantle, and be easy to install, the safety device of different size is applicable to the various vehicles such as car, passenger vehicle, lorry, and can be applicable to aircraft vacuum tyre; Supplemental support circle design one of preferably also can use former vehicle tyre, reduces customer upgrade cost; 4., because supplemental support circle adopts rubber elastomeric material to make, make safety device overall weight comparatively light, be convenient to reduce oil consumption, energy-saving and emission-reduction.5. the present invention additionally uses adjustable supports scheme, makes a bracing frame of the present invention can adapt to the wheel rim of multiple different surfaces.
Accompanying drawing explanation
Fig. 1 is a kind of structure longitudinal profile schematic diagram that the present invention adapts to drop-center rim.
Fig. 2 is a kind of structure longitudinal profile schematic diagram that the present invention adapts to plain base wheel rim.
Fig. 3 is a kind of structure longitudinal profile schematic diagram that the present invention adapts to divided type rim.
Fig. 4 is the structural representation of fixed type support base A seating bracing frame of the present invention.
Fig. 5 is the structural representation of two-seater adjustable support base type bracing frame of the present invention.
Fig. 6 is that the present invention is across the structural representation taking adjustable support base type bracing frame.
Fig. 7 is the structural representation of the another kind of bracing frame of the present invention.
Fig. 8 is a kind of structural representation of bracing ring of the present invention.
Fig. 9 is bracing ring combination part structural representation of the present invention.
Figure 10 is gas nozzle structure schematic diagram of the present invention.
Figure 11 is example one axial section structural representation of the present invention.
Figure 12 is example four-axial section local structure schematic diagram of the present invention.
Figure 13 is example five longitudinal profile local structure schematic diagram of the present invention.
Figure 14 is example three axial section local structure schematic diagram of the present invention.
In figure, 1. wheel rim, 2. fixed type base for supporting, 3. staybolt, 4. pedestal, 5. coordinating block, 6. the axis of guide, 7. rubber parting bead, 8. support baseboard, 9. height adjustment bolt and nut, 10. supporting seat, 11. across attachment strap, 12. regulate screw mandrel, fagging on 13., 14. folding supports, 15. times faggings, 16. curved support blocks, 17. meniscus elements, 18 bolt clamp devices, 19. valves, 20. connection pipes, 21. bracing frames, 22 chambers, 23. vacuum tyres, 24. bracing rings, 25. supplemental support circles, 26. adapter blocks, 27. auxiliary support plates, 28. supplemental support bolts, 1901. housing, 1902. valve inside mounting pipe, 1903. main free air diffuser, 1904. the second check valve, 1905. the first check valve, 1906. valve rod, 1907. passage, 1908. valve inside, 1909. the first admission port.
Detailed description of the invention
Referring to accompanying drawing, further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
With reference to shown in accompanying drawing 1,2,3, a kind of vacuum tyre tire-burst safety device, comprises the some bracing frames 21 between being located at successively inside rim surface and vacuum tyre, bracing ring 24 and supplemental support circle 25, and described supplemental support circle 25 is made up of elastomeric material; Bracing frame 21 is located between wheel rim 1 and bracing ring 24, and described supplemental support circle 25 is located between bracing ring 24 and vacuum tyre 23.The outer wall of bracing ring 24 can be provided with embedding groove, and supplemental support circle 25 is located in embedding groove.The width of bracing ring 24 is greater than the width of supplemental support circle 25.
Bracing ring 24 comprises integral support circle or split type bracing ring, and bracing ring 24 can adopt high strength light shaped material (as aluminum alloy) manufacture to form.Described integral support circle is a closed circle, adapt to vacuum tyre integration supplemental support circle 25, described vacuum tyre integration supplemental support circle 25 combines with vacuum tyre 23 inwall, described integral support circle supplemental support circle 25 integrated with vacuum tyre is just placed on vacuum tyre 23 when producing vacuum tyre 23 inner, can not slide between such bracing ring 24 and supplemental support circle 25 and vacuum tyre 23.With reference to accompanying drawing 8,9, described split type bracing ring is made up of at least two curved support blocks 16, and adjacent two back-up block 16 joints are provided with the meniscus elements 17 mutually coincide.The meniscus elements 17 of adjacent two back-up block joints is provided with bolt clamp device 18.
For making not easily to produce relative displacement between the staybolt 3 on bracing ring 24 and bracing frame 21, bracing ring 24 inside face is provided with staybolt 3 or supplemental support bolt or on the groove that adapts of fagging 13.
Described bracing frame 21 is made up of support frame base and staybolt 3, can regulate the height of staybolt 3 during use as requested.Described support frame base comprises fixed type base for supporting 2 or adjustable support base; With reference to accompanying drawing 4, fixed type base for supporting 2 comprises the pedestal coordinated with wheel rim 1, pedestal is provided with the silk hole coordinated with staybolt 3 along wheel rim 1 radial direction.
It is adjustable and adjustable across taking that adjustable support base comprises two-seater; As shown in Figure 5, it is trapezoidal pedestal 4 that described two-seater adjustable support base comprises two vertical sections coordinated with wheel rim 1, the bottom of two pedestals 4 is connected by the axis of guide 6, top between two pedestals 4 is provided with the coordinating block 5 coordinated with pedestal 4, and coordinating block 5 is provided with the silk hole coordinated with staybolt 3.During use, according to want adaptive wheel rim 1 bottom portion of groove width, the length of the adjustment axis of guide 6 makes the mobile range of two pedestals 4 be a bit larger tham the width of wheel rim 1 groove, because being subject to the downward pressure of staybolt 3 during installation bracing frame 21, extruding two pedestals 4 make two pedestals 4 move to both sides by coordinating block 5, finally make two pedestals 4 be squeezed in wheel rim 1 bottom portion of groove tightly, reach the object preventing from moving axially on wheel rim 1 bottom bracing frame 21.For adapting to the larger vehicle of load carrying ability, coordinating block 5 suitably can be strengthened, and at least two staybolts 3 are set on coordinating block 5.
As shown in Figure 6, comprise across attachment strap 11 and the support baseboard 8 that coordinates with wheel rim 1 across taking adjustable support base, support baseboard 8 can directly or be located on wheel rim 1 by pad, support baseboard 8 slidably connects supporting seat 10, described one end across attachment strap 11 is provided with adjustment hole, height adjustment bolt and nut 9 are connected on supporting seat 10 through described adjustment hole, by adjustment height adjustment bolt and nut 9 position in described adjustment hole, the effect of auxiliary adjustment bracing frame 21 overall width can be played.The silk hole coordinated with staybolt 3 is provided with across attachment strap 11.Support baseboard 8 is provided with the groove coordinated with the projection bottom supporting seat 10, and on the fitting surface of described projection and described groove, is provided with the serration of coincideing mutually, to prevent from producing relative sliding therebetween.Be convenient to like this regulate the position of supporting seat 10 to adjust the overall width of bracing frame 21.By the binding bolt on supporting seat 10, supporting seat 10 is fixed after having adjusted.The height across attachment strap 11 can be regulated by height adjustment bolt and nut 9, thus make bracing frame 21 can adapt to more how difform rim surface from overall width and height.
The structure of bracing frame 21 can also be, as shown in Figure 7, described bracing frame 21 comprises adjustment screw mandrel and at least one group of deformation type bracing frame 21, screw mandrel 12 is regulated to be contained on deformation type bracing frame 21, often organize deformation type bracing frame 21 and comprise lower fagging 15 and upper fagging 13, be provided with two folding supports 14 side by side between lower fagging 15 and upper fagging 13, folding support 14 is provided with and the fixed orifice regulating screw mandrel 12 to coordinate, and one of them fixed orifice is tapped bore.Regulate screw mandrel 12 that folding support 14 can be made upwards to move downward by rotating, thus the height of fagging 13 can be regulated.
The structure of another bracing frame 21, described bracing frame 21 comprises the auxiliary support plate 27 be located on staybolt 3 or upper fagging 13, and auxiliary support plate 27 is provided with at least two silk holes, and supplemental support bolt 28 is housed in silk hole.When aforesaid bracing frame 21 is in maximum support height still and use when there is certain distance between bracing ring 24.
Described supplemental support circle 25 comprises auxiliary circle body, and auxiliary circle body comprises solid auxiliary circle body, hollow out assists circle body or hollow auxiliary circle body, is provided with chamber 22 in hollow auxiliary circle body.Some rubber parting beads 7 can be provided with between described hollow auxiliary circle body and vacuum tyre 23.
As shown in Figure 14, hollow out assists circle body can alleviate the weight of supplemental support circle 25.
Circle sidewall or the bottom of described hollow auxiliary circle body are provided with the air inlet/outlet be communicated with chamber 22, and air inlet/outlet is connected with valve 19 by connection pipe 20.As shown in Figure 10, described valve comprises housing 1901 and valve inside 1908, the passage 1907 running through housing 1901 is provided with in housing 1901, the rear portion of passage 1907 is provided with valve inside mounting pipe 1902, main free air diffuser 1903 is provided with between described valve inside mounting pipe 1902 and passage 1907 inwall, described valve inside 1908 is located in passage 1907, the front portion of valve inside 1908 is connected on passage 1907 by thread seal, its rear end sealing is plugged in valve inside mounting pipe 1902, the first check valve 1905 and the second check valve 1904 arranged before and after described valve inside 1908 comprises, the valve rod 1906 of the first check valve 1905 and the second check valve 1904 is set to one, valve inside 1908 sidewall between first check valve 1905 and the second check valve 1904 is provided with the first admission port 1909 be communicated with main free air diffuser 1903.
The use procedure of valve 19 is as follows: (1) gas replenishment process: during inflation, is opened by two check valves by valve rod 1906 simultaneously, and it is inner with chamber 22 that air-flow enters vacuum tyre 23, completes vacuum tyre 23 gas replenishment process synchronous with chamber 22.(2) deflation course: if when finding that vacuum tyre 23 air pressure inside is higher and need release, inside valve rod 1906, two check valves compressing check valve are opened when can exit as common charging connector 19 simultaneously, completes vacuum tyre 23 and chamber 22 and to exit synchronizing process.(3) to blow out protection process: no matter be that vacuum tyre 23 or position, chamber 22 place occur separately to the phenomenon of blowing out lost heart in vacuum tyre 23 outside, because of gas is in mutually isolated state between the two, so disappointing phenomenon occurs for one of them there is no impact to another.Want special version herein: (1), when vacuum tyre 23 part is lost heart, the second check valve 1904 valve body, by the gas urges in chamber 22, there will not be disappointing phenomenon.(2) when chamber 22 part is lost heart, the first check valve 1905 valve body, under vacuum tyre 23 gas urges and spring combined action, also there will not be disappointing phenomenon.
The connection mode of auxiliary circle body and vacuum tyre 23 also can be able to be connected to one for absolute construction; Also can by the outside face at auxiliary circle body together with vacuum tyre 23 tyre surface inwall being respectively equipped with the teeth be mutually engaged and being connected.
For convenience of installing, all described supplemental support circle 25 external diameters are equal to or less than tire protector internal diameter, and internal diameter is greater than wheel rim 1 external diameter.
The integral structure example one that vacuum tyre tire-burst safety device uses:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the vehicle that the load carrying abilities such as car or light card are lighter uses.
2. component selection illustrates: as shown in Figure 11, the hollow auxiliary circle body of the stand alone type be connected with valve 19 selected by supplemental support circle 25, the split type bracing ring that bracing ring 24 selects three pieces of curved support blocks 16 to form, bracing frame 21 select across take adjustable support base and staybolt 3 with the use of mode.
3. installation process illustrates: first will across taking adjustable support base and staybolt 3 is adjusted to correct position according to wheel rim 1 radial surface structure, again supplemental support circle 25 is put into vacuum tyre 23 inner, in vacuum tyre 23 inside, bracing ring 24 is combined afterwards, fix the first not overtorquing of bolt clamp device 18 that three pieces of curved support are fast, be convenient to can be free to slide between three sections of assemblies, again by vacuum tyre 23 while be inserted in wheel rim 1, then bracing frame 21 is put into successively vacuum tyre 23 inner.Staybolt 3 on bracing frame 21 is screwed out, make staybolt 3 top directly or contact in bracing ring 24 inner surface recesses by adapter block 26, described adapter block 26 bottom is provided with the groove with staybolt 3 top adaptation, and top is provided with the projection with bracing ring 24 inner surface recesses adaptation.Bracing ring 24 is subject to the pressure that staybolt 3 expands outwardly, and will be closely linked with supplemental support circle 25.After the moment of torsion applied staybolt 3 reaches requirement, the bolt clamp device 18 tightening bracing ring 24 makes bracing ring 24 form a fixing entirety.Then be connected to by the connection pipe 20 connecting chamber 22 on the valve 19 be arranged on wheel rim 1, be finally enclosed within by vacuum tyre 23 another side on wheel rim 1 and also inflate and can complete installation process, after the installation of this example, longitudinal profile schematic diagram as shown in Figure 1.
4. working process illustrates:
(1) after vacuum tyre 23 and chamber 22 all sufficient gas, the neighboring of chamber 22 is pressed on vacuum tyre 23 tyre surface inwall, bracing ring 24 is pressed on chamber 22 inside circumference, bracing frame 21 is tightly supported between wheel rim 1 and bracing ring 24, and tire, safety device and wheel rim 1 is by formation compact integral structure.By suitable design, the damping effect of chamber 22 and vacuum tyre 23 damping effect are matched, former wheel shock-absorbing function can not be affected.By suitable design, make the static friction force between chamber 22 neighboring and vacuum tyre 23 inside circumference and pressure reach an optimal state, make vehicle operationally, between supplemental support circle 25 and vacuum tyre 23, fricton-tight friction phenomenon produces as far as possible.
(2) after vacuum tyre 23 is blown out, supplemental support circle 25 internal gas pressure can't be affected, supplemental support circle 25 supports wheel normal operation of blowing out together with bracing ring 24 and bracing frame 21, because vacuum tyre 23 rear tyre external diameter variable quantity of blowing out is minimum, therefore also not easily produce cliding friction phenomenon between vacuum tyre 23 inwall and supplemental support circle 25 neighboring, therefore vacuum tyre 23 tire port part is also not easy to produce cliding friction phenomenon between wheel rim 1.
(3) after vacuum tyre 23 blows out synchronous initiation chamber 22 " blowing out ", supplemental support circle 25 by support pad between bracing ring 24 and vacuum tyre 23, bracing ring 24 is eased with impulsive force suffered by wheel rim 1, and pad between wheel rim 1 and road surface because vacuum tyre 23 tyre surface supports together with bridge connection type adjustable supporter 21 with supplemental support circle 25 and bracing ring 24, tire bursting vehicle wheel center of gravity drop-out value will be made less, can support vehicles safety also support unit continuation traveling certain distance.
(4), when when chamber 22 " blowing out ", vacuum tyre 23 is not blown out, be now just equivalent to the same with common vacuum tyre 23.If vacuum tyre 23 is blown out again in this case, that is just the same with above-mentioned (3) kind situation, can play guarantee equally and to blow out the object of vehicle safety.
5. component detail illustrate: (1) in this example; flexible rim strip can be set between supplemental support circle 25 and bracing ring 24 to protect supplemental support circle 25, also can be provided with concaveconvex shape identical mutually to limit the cliding friction phenomenon between supplemental support circle 25 and bracing ring 24 at supplemental support circle 25 and bracing ring 24 both sides cooperation place.(2) gas channel of supplemental support circle 25 can be arranged on bottom, also can be arranged on sidewall.When gas channel is arranged on bottom, bracing ring 24 should arrange corresponding hole or breach is coordinated.(3) line style or the material such as net metal or nylon can suitably be added, to strengthen supplemental support circle 25 inside circumference and radial strength thereof at supplemental support circle 25 inside circumference (its radial place also can consider).(4) profile design of the fitting surface that supplemental support circle 25 contacts with bracing ring 24 to be noted, make not produce between supplemental support circle 25 and bracing ring 24 to move axially.(5) described inflating cells 22 sidewall perpendicular to vacuum tyre 23 tyre surface, also can be not orthogonal to vacuum tyre 23 tyre surface.Advise in this example that the bottom of chamber 22 is slightly wider than chamber 22 top.
6. the present embodiment usefulness still to use former wheel rim 1 and former vehicle tyre, be convenient to customer upgrade install additional, and do not affect former tire damping effect after installing safety device additional, and chamber 22 structure that vacuum tyre 23 is inflated after blowing out is equivalent to also have a vacuum tyre 23 in work, still can normally travel by support unit.
The integral structure example two that vacuum tyre tire-burst safety device uses:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the vehicle that the load carrying abilities such as car or light card are lighter uses.
2. component selection illustrates: the structure that supplemental support circle 25 selects auxiliary circle body and vacuum tyre 23 to be connected to one, and selects the hollow auxiliary circle body be connected with valve 19; Bracing ring 24 selects integral support circle; Bracing frame 21 selects two-seater adjustable support base and staybolt 3.
3. installation process illustrates: because of supplemental support circle 25 and bracing ring 24 is integrated with tire produces, it is inner that installation process and the first example difference are not need supplemental support circle 25 and bracing ring 24 to be put into vacuum tyre 23, and do not need to assemble bracing ring 24, remainder is identical with example one.
4. working process illustrates: distinguish part with example one and be, when after vacuum tyre 23 and chamber 22 simultaneously " blowing out ", because chamber 22 and vacuum tyre 23 and bracing ring 24 combine, vacuum tyre 23, chamber 22, bracing ring 24 is caused to be combined tightr with wheel rim 1, not easily produce cliding friction phenomenon between above-mentioned four after blowing out, vehicle mileages of continuation can be made more longer.
5. component detail illustrates: (1), because of there is not installation and removal obstacle, when taking into full account damping effect, described inflating cells 22 sidewall can carry out thickening and process, with the supporting capacity to vehicle after strengthening blowing out.
6. the present embodiment usefulness still to use former wheel rim 1, under the limiting case that vacuum tyre 23 and chamber 22 are blown out simultaneously, because using the special vacuum tyre manufactured, can overcome between tire and safety device, between tire and wheel rim 1, cliding friction phenomenon between erecting device and wheel rim 1, support unit travels more long row and sails.
The integral structure example three that vacuum tyre tire-burst safety device uses:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the vehicle that the load carrying abilities such as car or light card are lighter uses.
2. component selection illustrates: as shown in Figure 14, the structure that supplemental support circle 25 is selected hollow out to assist circle body and vacuum tyre 23 to be connected to one, and bracing ring 24 selects split type bracing ring 24; Fixed type bracing frame selected by bracing frame 21.
3. installation process illustrates: because being integral structure, and it is inner that installation process and the first example difference are not need supplemental support circle 25 to be put into vacuum tyre 23, and split type bracing ring 24 does not need to be fixed by bolts and nuts, and remainder is identical.
4. working process illustrates: after vacuum tyre 23 is blown out, because supplemental support circle 25 and vacuum tyre 23 combine, vacuum tyre 23, supplemental support circle 25, split type bracing ring 24 and wheel rim 1 are in conjunction with as a whole, not easily produce cliding friction phenomenon between above-mentioned four after blowing out, make vehicle mileages of continuation longer.
5. component detail illustrates: (1) can be considered at increasing supplemental support circle 25 supporting capacity and have between good damping effect and make optimized Balancing selection.(2) also can consider under supplemental support circle 25 helps, under the prerequisite ensureing wheel supporting effect, suitably reduce vacuum tyre 23 air pressure, blow out probability to reduce vacuum tyre.(3) supplemental support circle 25 neighboring connects form with inside circumference, and recommend axial cross section shape to be " V " shape or " X " shape, certainly also can be other shape, which kind of shape no matter described axial cross section adopt, all at scope and so on.
6. the present embodiment usefulness still to use former wheel rim 1, under vacuum tyre 23 blows out situation, because using integrated hollow type supplemental support circle 25, can overcome between vacuum tyre 23 and safety device, between vacuum tyre 23 and wheel rim 1, cliding friction phenomenon between erecting device and wheel rim 1, and because integrated hollow type supplemental support circle 25 is stronger in rear support ability of blowing out, longer distance can be travelled by support unit.
The integral structure example four that vacuum tyre tire-burst safety device uses:
1. be suitable for vehicle and wheel rim 1 type declaration: the plain base wheel rim 1 that the vehicle that the load carrying abilities such as light card or loaded vehicle are larger uses.
2. component selection illustrates: as shown in Figure 3, supplemental support circle 25 selects solid biting connecions to assist circle body, and bracing ring 24 selects split type bracing ring 24; Bracing ring 24 combines an entirety by bolts and nuts, and bracing frame 21 selects two groups of deformation type bracing frames 21 and auxiliary support frame fit system.
3. installation process illustrates: first biting connecions supplemental support circle 25 is put into vacuum tyre 23 inner, and at the good split type bracing ring 24 of vacuum tyre 23 assembled inside, then by vacuum tyre 23 while be enclosed within wheel rim 1, again two groups of deformation type bracing frames 21 and auxiliary support frame are installed between bracing ring 24 and wheel rim 1, then after vacuum tyre 23 being in place, put back-up ring, then the spring lock ring of opening is in place namely completes installation.
4. working process illustrates: after vacuum tyre 23 is blown out, because biting connecions supplemental support circle 25 some and vacuum tyre 23 inwall combine, by the two-part occlusion structure of biting connecions supplemental support circle 25, to the neighboring length difference of tire protector inside circumference and the independent setting unit of biting connecions supplemental support circle 25 be dissolved to minimum, make cliding friction phenomenon between tire and wheel rim 1 also decline more, can to continue longer distance by support unit.
5. component detail illustrates: (1) is inner for convenience of independent for biting connecions supplemental support circle 25 solid section arranged is loaded vacuum tyre 23, independent for biting connecions supplemental support circle 25 solid section arranged can be considered to resolve at least two concentric rings, concentric ring after the decomposition face that contacts with each other can arrange the concaveconvex structure matched, to limit the cliding friction between concentric ring.
6. the present embodiment usefulness is that still the present embodiment usefulness still to use former wheel rim 1, under vacuum tyre 23 blows out situation, because using two groups of deformable supports framves 21 and solid supplemental support circle 25, stronger to the supporting capacity of wheel, be more adapted to the vehicle that load carrying ability is larger.And because of auxiliary support frame employing biting connecions structure, during normal traveling, do not affect former wheel damping effect.
The integral structure example five that vacuum tyre tire-burst safety device uses:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the vehicle that the load carrying abilities such as car or light card are lighter uses.
2. component selection illustrates: as shown in Figure 13, integrated sealed formula cavity selected by supplemental support circle 25; Bracing ring 24 selects integral support circle; Bridge connection type adjustable supporter selected by bracing frame 21.
3. installation process illustrates: be enclosed within wheel rim 1 by vacuum tyre 23, then loaded by bridge connection type adjustable supporter 21, be then enclosed within wheel rim 1 by vacuum tyre 23 another side, inflated installation.
4. working process illustrates: after vacuum tyre 23 is blown out, because supplemental support circle 25 and vacuum tyre 23 combine, vacuum tyre 23, supplemental support circle 25, integral support circle 24 and wheel rim 1 are in conjunction with as a whole, not easily produce cliding friction phenomenon between above-mentioned four after blowing out, make vehicle mileages of continuation longer.
5. component detail illustrates: (1) inflates damping effect at utmost retaining vacuum tyre 23, rubber parting bead 7 can be provided with between vacuum tyre 23 tyre surface inwall and supplemental support circle 25, notice that the gas that vacuum tyre 23 inside can be made to fill still can act on vacuum tyre 23 tyre surface.(2) under the prerequisite ensureing good damping effect, can suitably strengthen the side wall support ability of supplemental support circle 25, after vacuum tyre 23 is blown out, described supplemental support circle 25 sidewall can provide stronger supporting capacity.
6. the present embodiment usefulness still to use former wheel rim 1, when normally travelling, because supplemental support circle 25 sidewall curves inwardly by gas pressure, do not affect former tire damping effect, under vacuum tyre 23 blows out situation, supplemental support circle 25 sidewall restores to the original state, and can provide better supporting capacity to vehicle.
In order to ensure the present invention use in stability, in all embodiments of the present invention, need the place of bolt being carried out to locking, nut can be used to carry out locking.Conveniently install, can thicken staybolt 3 top and adapt to the process of bracing ring inner surface recesses shape.
Vacuum tyre tire-burst safety device can according to circumstances select arbitrarily suitable bracing frame 21, bracing ring 24 and supplemental support circle 25 to carry out combining in use; be not limited to array mode of the present invention, all simple transformation and alternative scheme carried out all within application claims protection domain to the present invention.
Claims (8)
1. a vacuum tyre tire-burst safety device, is characterized in that: comprise the some bracing frames between being located at successively inside rim surface and vacuum tyre, bracing ring and supplemental support circle, and described supplemental support circle is made up of elastomeric material; Bracing frame is located between wheel rim and bracing ring, and described supplemental support circle is located between bracing ring and vacuum tyre; Described bracing frame is made up of support frame base and staybolt, and described support frame base comprises fixed type base for supporting or adjustable support base;
Fixed type base for supporting comprises the pedestal coordinated with wheel rim, and pedestal is provided with the silk hole coordinated with staybolt;
It is adjustable or adjustable across taking that adjustable support base comprises two-seater; It is trapezoidal pedestal that described two-seater adjustable support base comprises two vertical sections coordinated with wheel rim, the bottom of two pedestals is connected by the axis of guide, top between two pedestals is provided with the coordinating block coordinated with pedestal, and coordinating block is provided with the silk hole coordinated with staybolt; The length of the adjustment axis of guide makes the mobile range of two pedestals be greater than the width of rim notches, because being subject to the downward pressure of staybolt during installation bracing frame, extruding two pedestals make two pedestals move to both sides by coordinating block, two pedestals are squeezed in bottom rim notches tightly, prevent from moving axially on wheel rim bottom bracing frame;
Comprise across attachment strap and the support baseboard that coordinates with wheel rim across taking adjustable support base, support baseboard slidably connects supporting seat, described one end across attachment strap is connected on supporting seat by height adjustment bolt and nut, is provided with the silk hole coordinated with staybolt across attachment strap.
2. vacuum tyre tire-burst safety device according to claim 1, it is characterized in that: described bracing ring comprises integral support circle or split type bracing ring, described split type bracing ring is made up of at least two curved support blocks, and adjacent two back-up block joints are provided with the meniscus elements mutually coincide.
3. vacuum tyre tire-burst safety device according to claim 2, is characterized in that: the meniscus elements of adjacent two back-up block joints is provided with bolt clamp device.
4. vacuum tyre tire-burst safety device according to claim 1, is characterized in that: described supplemental support circle comprises auxiliary circle body, and auxiliary circle body comprises solid auxiliary circle body, hollow out assists circle body or hollow auxiliary circle body, is provided with chamber in hollow auxiliary circle body.
5. vacuum tyre tire-burst safety device according to claim 4, is characterized in that: circle sidewall or the bottom of described hollow auxiliary circle body are provided with the air inlet/outlet with chamber, and air inlet/outlet is connected with valve by connection pipe.
6. the vacuum tyre tire-burst safety device according to claim 4 or 5, is characterized in that: described auxiliary circle body and vacuum tyre are connected to one.
7. the vacuum tyre tire-burst safety device according to claim 4 or 5, is characterized in that: the outside face of described auxiliary circle body and vacuum tyre tyre surface inwall are respectively equipped with the teeth be mutually engaged.
8. vacuum tyre tire-burst safety device according to claim 5, it is characterized in that: described valve comprises housing and valve inside, the passage running through housing is provided with in housing, the rear portion of passage is provided with valve inside mounting pipe, main free air diffuser is provided with between described valve inside mounting pipe and vias inner walls, described valve inside is established in the channel, the front portion of valve inside is connected on passage by thread seal, its rear end sealing is plugged in valve inside mounting pipe, the first check valve arranged before and after described valve inside comprises and the second check valve, the valve rod of the first check valve and the second check valve is set to one, valve inside sidewall between first check valve and the second check valve is provided with the first admission port be communicated with main free air diffuser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189555.0A CN103231628B (en) | 2013-05-21 | 2013-05-21 | Vacuum tyre tire-burst safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189555.0A CN103231628B (en) | 2013-05-21 | 2013-05-21 | Vacuum tyre tire-burst safety device |
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| Publication Number | Publication Date |
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| CN103231628A CN103231628A (en) | 2013-08-07 |
| CN103231628B true CN103231628B (en) | 2015-10-28 |
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| CN201310189555.0A Expired - Fee Related CN103231628B (en) | 2013-05-21 | 2013-05-21 | Vacuum tyre tire-burst safety device |
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| CN (1) | CN103231628B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624617A (en) * | 2018-12-11 | 2019-04-16 | 怀化沃普环保科技有限公司 | Elastic trouble-proof tire |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944277A (en) * | 2017-05-27 | 2018-12-07 | 张艳玲 | The safe continuous running device of vehicle flat tire |
| CN112208270B (en) * | 2019-07-10 | 2021-09-17 | 北汽福田汽车股份有限公司 | Tire burst protection supporting device, tire burst protection system and vehicle |
| CN110901299B (en) * | 2019-11-13 | 2021-09-17 | 东风汽车有限公司 | Rim device and wheel |
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| US4765358A (en) * | 1986-09-02 | 1988-08-23 | The Goodyear Tire & Rubber Company | Inflation valve for a dual chamber tire |
| CN1642760A (en) * | 2002-02-15 | 2005-07-20 | 特灵克轮胎和轮辋公司 | Composite wheel having a shallow rim |
| CN2608318Y (en) * | 2003-02-19 | 2004-03-31 | 赖永贤 | Improved structure of auxiliary wheel tyre |
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| CN103231628A (en) | 2013-08-07 |
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