CN203391572U - Vacuum tire burst safety device - Google Patents
Vacuum tire burst safety device Download PDFInfo
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- CN203391572U CN203391572U CN201320279093.7U CN201320279093U CN203391572U CN 203391572 U CN203391572 U CN 203391572U CN 201320279093 U CN201320279093 U CN 201320279093U CN 203391572 U CN203391572 U CN 203391572U
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- vacuum tyre
- tire
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- wheel rim
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Abstract
The utility model discloses a vacuum tire burst safety device which comprises multiple support frames which are sequentially arranged between the surface of a rim and the inner side of a vacuum tire, a supporting ring and an auxiliary supporting ring, wherein the auxiliary supporting ring is made of an elastic material; the support frames are arranged between the rim and the supporting ring; the auxiliary supporting ring is arranged between the supporting ring and the vacuum tire. The problem that a high temperature phenomenon is caused because sliding friction is easily generated between the safety device and the rim, between the safety device and the tire and between the tire and the rim after tire burst is solved, so that a vehicle with a flat tire can continue to safely run for a certain distance at certain speed. Meanwhile, the rim is protected in the case of tire burst or serious deflation, and the vacuum tire burst safety device is convenient to manufacture and mount and is suitable for vehicle wheels of different specifications.
Description
Technical field
The utility model 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 position of support vehicle weight, blows out when serious and conventionally can cause the moment of tyre sidewall to be burst apart, thereby make tire moment lose bearing force, 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 that vehicle cannot save is out of control.Blowing out is very serious safety misadventure, particularly on express highway, blows out.According to statistics, the unexpected traffic accident of domestic express highway 70% causes by blowing out, and speed per hour approaches 100% in the mortality of more than 160 kilometers blowing out.
For removing the danger of blowing out and bringing, numerous producers and technical personnel have dropped into the research of trouble-proof tire.Through retrieval, comparatively practical technical scheme comprises " run-flat tire " (RSC) at present, can zero tire pressure traveling tire (PAX), and in Chinese patent database disclosed 200980142390.3 " runflat ", 2012202276671 " vehicle tyre safety guards ", " 201110146169.4 a kind of inner supporting body of safety tyre ", and scheme such as 201020207160.0 " tubeless tire safety device ", these schemes prevent that tire from being thrown away after can both reaching vehicle flat tire, and the wheel normal operation of supporting to blow out, make vehicle can continue the object of safety traffic.Also retrieve the schemes such as 200810062121.3 " flat tire braking systems ", 2012100599502 " runflat air-inflation tyre ", 2011102047850 " a kind of open architecture tire 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 tire that can not blow out " what all adopt is the scheme of special-purpose wheel rim and special tyre, cause described scheme commonality not strong, domestic consumer is as needed upgrading, must change wheel rim and tire, cause customer upgrade cost relatively high.Another RSC and PAX, because wheel rim and tire are all custom-designed reinforced structures, cause the dismounting of tire difficult than conventional vacuum tire, even need special-purpose instrument ability dismounting.2.200980142390.3 " runflat " is at the inner circle tire locking device that increases of vacuum tyre, 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 this scheme also needs to use special-purpose mounting tools.3.201220227667.1 " vehicle tyre safety guard " and 201110146169.4 " inner supporting body of a kind of safety tyre " is all at the similar scheme fittable slackening device of the inner employing of vacuum tyre, 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 easily closely linked safety supporting device and wheel rim, follow-up the continuing that cause blowing out is easier to produce cliding friction between safety device and wheel rim while sailing, and between safety device and tire, also easily produce cliding friction.Described cliding friction phenomenon easily produces high temperature, affects the use of safety device.For further improvement, described scheme strengthens the friction coefficient between safety device and tire by elasticity outer shroud is set, and reaches and reduces or overcome the cliding friction object 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, poor causing of described girth produces cliding friction between tire port part and wheel rim.Scheme is also alleviated the suffered instant impact of safety device while blowing out by elasticity outer shroud, 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 shrinking, in this application, with regard to elasticity outer shroud, how not combine closely and to make explanations with becket; 201220227667.1 " vehicle tyre safety guard " Elastic outer shroud adopts bonding way and outer shroud to be fixed together, and causing elasticity outer shroud is nonintegrated structure.4. patent 201020207160.0 " tubeless tire safety device " is difficult for having proposed solution with the wheel rim problem of combining closely to safety device, but still could not effectively solve blow out after between safety device and tire or the cliding friction problem between tire and wheel rim.5.200810062121.3 " flat tire braking system " carries out immediately autobrake after vehicle flat tire, should be noted and take 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 a plurality of air chambers and deals with and blow out in vacuum tyre inside, in described scheme, be provided with at least two charging connectors, in part embodiment, also has the 3rd charging connector, described charging connector is all one-way valve structures, in scheme, only to how to inflate, be described, if inflation is not many in reality being used, how exits and explain.
Summary of the invention
The purpose of this utility model is to provide a kind of vacuum tyre tire-burst safety device, can effectively solve blow out after between safety device and wheel rim, between safety device and tire, produce the problem that cliding friction causes high temperature between tire and wheel rim, and make integral type supplemental support circle because adopting elastomeric material, can alleviate preferably safety device and wheel rim in suffered greater impact power of the moment of blowing out, make vehicle continue with certain speed the certain distance that travels, improve the vacuum tyre tire-burst safety device of vehicle safety performance.
Technical problem to be solved in the utility model is to realize by following technical scheme, the utility model is a kind of vacuum tyre tire-burst safety device, be characterized in: comprise the some bracing frames, bracing ring and the supplemental support circle that are located at successively between rim surface and vacuum tyre inner side, described supplemental support circle is made by elastomeric material; Bracing frame can directly or by coordinating block be located between wheel rim and bracing ring, and described supplemental support circle is located between bracing ring and vacuum tyre.
Technical problem to be solved in the utility model can also further realize by following technical scheme, described bracing ring comprises integral support circle or split type bracing ring, described split type bracing ring is comprised of at least two arc back-up blocks, and adjacent two back-up block joints are provided with the concavo-convex assembly mutually coincideing.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and the concavo-convex assembly of adjacent two back-up block joints is provided with bolt clamp device.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described bracing frame is comprised of support frame base and staybolt, and described support frame base comprises fixed type base for supporting or adjustable base for supporting;
Fixed type base for supporting comprises the pedestal coordinating with wheel rim, and pedestal is provided with the silk hole coordinating with staybolt;
Adjustable base for supporting comprises that two-seater is adjustable and adjustable across taking; The adjustable base for supporting of described two-seater comprises that the Liang Ge vertical section coordinating with wheel rim is trapezoidal pedestal, the bottom of two pedestals connects by the axis of guide, top between two pedestals is provided with the coordinating block coordinating with pedestal, and coordinating block is provided with the silk hole coordinating with staybolt;
Across taking adjustable base for supporting, comprise across attachment strap and the support baseboard that coordinates with wheel rim, on support baseboard, slidably connect 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 coordinating with staybolt across attachment strap.
Technical problem to be solved in the utility model can also further realize by following technical scheme, described bracing frame comprises adjusting screw mandrel and at least one group of deformation type bracing frame, regulate screw mandrel to be contained on deformation type bracing frame, every group of deformation type bracing frame comprises lower fagging and upper fagging, between lower fagging and upper fagging, be provided with two folding supports side by side, folding support is provided with and the fixed orifice that regulates screw mandrel to coordinate, and one of them fixed orifice is tapped bore.
Technical problem to be solved in the utility model can also further realize by following technical scheme, described bracing frame comprises the auxiliary support plate being located on staybolt or upper fagging, auxiliary support plate is provided with at least, in Liang Gesi Kong，Si hole, supplemental support bolt is housed.
Technical problem to be solved in the utility model can also further realize by following technical scheme, described supplemental support circle comprises auxiliary circle body, auxiliary circle body comprises solid auxiliary circle body, the auxiliary circle body of hollow out or hollow auxiliary circle body, in hollow auxiliary circle body, is provided with chamber.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and circle sidewall or the bottom of described hollow auxiliary circle body are provided with the air inlet/outlet being communicated with chamber, and air inlet/outlet is connected with valve by connection pipe.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described auxiliary circle body and vacuum tyre are connected to one.
Technical problem to be solved in the utility model can also further realize by following technical scheme, is respectively equipped with the teeth of mutual interlock on the outside face of described auxiliary circle body and vacuum tyre tyre surface inwall.
Technical problem to be solved in the utility model can also further realize by following technical scheme, comprise housing and valve inside, in housing, be provided with the passage that runs through housing, the rear portion of passage is provided with valve inside mounting pipe, between described valve inside mounting pipe and vias inner walls, be provided with main free air diffuser, described valve inside is located in passage, 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 and the second check valve that before and after described valve inside comprises, arrange, the valve rod of the first check valve and the second check valve is made as one, valve inside sidewall between the first check valve and the second check valve is provided with the first admission port being communicated with main free air diffuser.
The beneficial effects of the utility model are: 1. solved after blowing out between safety device and wheel rim, between safety device and tire, easily produce the problem that cliding friction causes high temperature phenomenon between tire and wheel rim, the vehicle that makes to blow out can continue safety traffic certain distance with certain speed; 2. supplemental support circle is made by rubber elastomeric material, will make to blow out or serious deficency situation lower support circle less with the suffered impulsive force of wheel rim, play safety device and the wheel rim effect protected; 3. described in, tire-burst safety device is easily manufactured, realizes cost low, still uses former wheel rim, when installing and dismantling, do not need special tool, and be easy to install, the safety device of different size is applicable to various vehicles such as car, passenger vehicle, lorries, and can be applicable to aircraft vacuum tyre; Supplemental support circle design as one of preferred version also can be used former vehicle tyre, reduces customer upgrade cost; 4. because supplemental support circle adopts rubber elastomeric material, make, make safety device overall weight lighter, be convenient to reduce oil consumption, energy-saving and emission-reduction.5. the utility model has also adopted adjustable supports scheme, makes a bracing frame of the present utility model 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 utility model adapts to drop-center rim.
Fig. 2 is a kind of structure longitudinal profile schematic diagram that the utility model adapts to plain base wheel rim.
Fig. 3 is a kind of structure longitudinal profile schematic diagram that the utility model adapts to divided type rim.
Fig. 4 is the structural representation of the utility model fixed type base for supporting formula bracing frame.
Fig. 5 is the structural representation of the adjustable base for supporting formula of the utility model two-seater bracing frame.
Fig. 6 is that the utility model is across the structural representation of taking adjustable base for supporting formula bracing frame.
Fig. 7 is the structural representation of the another kind of bracing frame of the utility model.
Fig. 8 is a kind of structural representation of the utility model bracing ring.
Fig. 9 is the utility model bracing ring combination part structural representation.
Figure 10 is the utility model gas nozzle structure schematic diagram.
Figure 11 is the utility model example one axial section structural representation.
Figure 12 is the utility model example four-axial section local structure schematic diagrams.
Figure 13 is the utility model example five longitudinal profile local structure schematic diagrams.
Figure 14 is the utility model example three axial section local structure schematic diagrams.
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. arc back-up blocks, 17. concavo-convex assemblies, 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.
The specific embodiment
Referring to accompanying drawing, further describe concrete technical scheme of the present utility model, so that those skilled in the art understands the utility model further, and do not form the restriction to its right.
Shown in accompanying drawing 1,2,3, a kind of vacuum tyre tire-burst safety device, comprises the some bracing frames 21, bracing ring 24 and the supplemental support circle 25 that are located at successively between rim surface and vacuum tyre inner side, and described supplemental support circle 25 is made by 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.On the outer wall of bracing ring 24, can be provided with embedding groove, 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 sealing circle, adapt to the integrated supplemental support circle 25 of vacuum tyre, the integrated supplemental support circle 25 of described vacuum tyre combines with vacuum tyre 23 inwalls, the integrated supplemental support circle 25 of described integral support circle and vacuum tyre is just placed on vacuum tyre 23 inside when producing vacuum tyre 23, can not slide like this between 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 comprised of at least two arc back-up blocks 16, and adjacent two back-up block 16 joints are provided with the concavo-convex assembly 17 mutually coincideing.The concavo-convex assembly 17 of adjacent two back-up block joints is provided with bolt clamp device 18.
For making between the staybolt 3 on bracing ring 24 and bracing frame 21 to be difficult for producing relative displacement, on bracing ring 24 inside faces, be provided with staybolt 3 or supplemental support bolt or on the groove that adapts of fagging 13.
Described bracing frame 21 is comprised of support frame base and staybolt 3, can regulate as requested the height of staybolt 3 during use.Described support frame base comprises fixed type base for supporting 2 or adjustable base for supporting; With reference to accompanying drawing 4, fixed type base for supporting 2 comprises the pedestal coordinating with wheel rim 1, on pedestal, along wheel rim 1, is radially provided with the silk hole coordinating with staybolt 3.
Adjustable base for supporting comprises that two-seater is adjustable and adjustable across taking; As shown in Figure 5, the adjustable base for supporting of described two-seater comprises that the Liang Ge vertical section coordinating with wheel rim 1 is trapezoidal pedestal 4, the bottom of two pedestals 4 connects by the axis of guide 6, top between two pedestals 4 is provided with the coordinating block 5 coordinating with pedestal 4, and coordinating block 5 is provided with the silk hole coordinating with staybolt 3.During use, according to wanted adaptive wheel rim 1 bottom portion of groove width, the length of adjusting the axis of guide 6 makes the mobile range of two pedestals 4 be a bit larger tham the width of wheel rim 1 groove, when bracing frame 21 is installed because being subject to the downward pressure of staybolt 3, coordinating block 5 makes two pedestals 4 to two side shiftings two pedestals 4 of extruding, finally make two pedestals 4 be squeezed in tightly wheel rim 1 bottom portion of groove, reach and prevent that bracing frame 21 bottoms from axially movable object occurring on wheel rim 1.For adapting to the larger vehicle of load carrying ability, coordinating block 5 suitably can be strengthened, and on coordinating block 5, at least two staybolts 3 are set.
As shown in Figure 6, across taking adjustable base for supporting, comprise across attachment strap 11 and the support baseboard 8 that coordinates with wheel rim 1, support baseboard 8 can directly or by pad be located on wheel rim 1, on support baseboard 8, slidably connect supporting seat 10, describedly across attachment strap 11 one end, be provided with adjustment hole, height adjustment bolt and nut 9 are connected on supporting seat 10 through described adjustment hole, by adjusting height adjustment bolt and nut 9 position in described adjustment hole, can play the 21 overall width effects of auxiliary adjustment bracing frame.Across attachment strap 11, be provided with the silk hole coordinating with staybolt 3.Support baseboard 8 is provided with the groove coordinating with the projection of supporting seat 10 bottoms, and on the fitting surface of described projection and described groove, is provided with mutually identical serration, to prevent producing relative sliding between the two.Be convenient to like this regulate supporting seat 10 position to adjust the overall width of bracing frame 21.By the binding bolt on supporting seat 10, supporting seat 10 is fixing after having adjusted.By height adjustment bolt and nut 9, can regulate the height across attachment strap 11, thereby make bracing frame 21 can adapt to 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 adjusting screw mandrel and at least one group of deformation type bracing frame 21, regulate screw mandrel 12 to be contained on deformation type bracing frame 21, every group of deformation type bracing frame 21 comprises lower fagging 15 and upper fagging 13, between lower fagging 15 and upper fagging 13, be provided with two folding supports 14 side by side, folding support 14 is provided with and the fixed orifice that regulates screw mandrel 12 to coordinate, and one of them fixed orifice is tapped bore.By rotation, regulate screw mandrel 12 can make folding support 14 upwards move downward, thereby can regulate the height of fagging 13.
The structure of another bracing frame 21, described bracing frame 21 comprises the auxiliary support plate 27 being located on staybolt 3 or upper fagging 13, auxiliary support plate 27 is provided with at least, in Liang Gesi Kong，Si hole, supplemental support bolt 28 is housed.When aforesaid bracing frame 21 during in maximum support height still and between bracing ring 24, exist in the situation of certain distance and use.
Described supplemental support circle 25 comprises auxiliary circle body, and auxiliary circle body comprises solid auxiliary circle body, the auxiliary circle body of hollow out or hollow auxiliary circle body, in hollow auxiliary circle body, is provided with chamber 22.Between described hollow auxiliary circle body and vacuum tyre 23, can be provided with some rubber parting beads 7.
As shown in Figure 14, the auxiliary circle body of hollow out 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 being 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, in housing 1901, be provided with the passage 1907 that runs through housing 1901, the rear portion of passage 1907 is provided with valve inside mounting pipe 1902, between described valve inside mounting pipe 1902 and passage 1907 inwalls, be provided with main free air diffuser 1903, 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 that before and after described valve inside 1908 comprises, arrange, the valve rod 1906 of the first check valve 1905 and the second check valve 1904 is made as one, valve inside 1908 sidewalls between the first check valve 1905 and the second check valve 1904 are provided with the first admission port 1909 being communicated with main free air diffuser 1903.
The use procedure of valve 19 is as follows: (1) gas replenishment process: during inflation, by valve rod 1906, two check valves are opened simultaneously, air-flow enters vacuum tyre 23 and chamber 22 inside, completes vacuum tyre 23 and synchronizes gas replenishment process with chamber 22.(2) deflation course: if while finding higher need to the release of vacuum tyre 23 air pressure inside, in the time of can be as common charging connector 19 venting inside 1906, two check valves of valve rod that compress check valve open simultaneously, complete vacuum tyre 23 and chamber 22 venting synchronizing processes.(3) the protection process of blowing out: no matter be that vacuum tyre 23 or chamber 22 positions, place occur separately to the outside phenomenons of blowing out of losing heart of vacuum tyre 23, because gas between the two, in mutual isolated condition, there is no impact so disappointing phenomenon occurs for one of them to another.Want special version herein: when lose heart when vacuum tyre 23 parts (1), the second check valve 1904 valve bodies are oppressed by the gas in chamber 22, there will not be disappointing phenomenon.(2), when chamber 22 parts are lost heart, the first check valve 1905 valve bodies, under vacuum tyre 23 gas compressings and spring combined action, also there will not be disappointing phenomenon.
The connection mode of auxiliary circle body and vacuum tyre 23 can also can be connected to one for absolute construction; Also together with can being connected with the teeth that are respectively equipped with mutual interlock on vacuum tyre 23 tyre surface inwalls by the outside face at auxiliary circle body.
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 is used:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the lighter vehicles of load carrying ability such as car or light card use.
2. component selection explanation: as shown in Figure 11, supplemental support circle 25 is selected the hollow auxiliary circle body of the stand alone type being connected with valve 19, the split type bracing ring that bracing ring 24 selects three arc back-up blocks 16 to form, bracing frame 21 is selected the mode being used in conjunction with across taking adjustable base for supporting and staybolt 3.
3. installation process explanation: first will be across taking adjustable base for supporting 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 inside, in vacuum tyre 23 inside, bracing ring 24 is combined afterwards, fix three arcs and support the first not overtorquing of fast bolt clamp device 18, be convenient to can be free to slide between three sections of assemblies, again vacuum tyre 23 is inserted in to wheel rim 1 on one side, then bracing frame 21 is put into successively to vacuum tyre 23 inside.Bracing frame 21 upper support bolts 3 are screwed out, make staybolt 3 tops and directly or by adapter block 26 contact in bracing ring 24 inner surface recesses, described adapter block 26 bottoms are provided with the groove with staybolt 3 top adaptations, and top is provided with the projection with bracing ring 24 inner surface recesses adaptations.Bracing ring 24 is subject to the pressure that staybolt 3 expands outwardly, and will be closely linked with supplemental support circle 25.When the moment of torsion that staybolt 3 is applied reaches after requirement, the bolt clamp device 18 of tightening bracing ring 24 makes bracing ring 24 form a fixing integral body.Then the connection pipe 20 that connects chamber 22 is connected on the valve 19 being arranged on wheel rim 1, finally vacuum tyre 23 another sides is enclosed within on wheel rim 1 and also inflates and can complete installation process, after the installation of this example, longitudinal profile schematic diagram as shown in Figure 1.
4. working process explanation:
(1) when vacuum tyre 23 and chamber 22 are all after sufficient gas, chamber 22 neighboring is pressed on vacuum tyre 23 tyre surface inwalls, bracing ring 24 is pressed on chamber 22 inside circumferences, bracing frame 21 is tightly supported between wheel rim 1 and bracing ring 24, and tire, safety device and wheel rim 1 will form a compact integral structure.By suitable design, the damping effect of chamber 22 and vacuum tyre 23 damping effects are matched, will can not affect former wheel shock-absorbing function.By suitable design, make static friction force and pressure between chamber 22 neighborings and vacuum tyre 23 inside circumferences reach an optimal state, make vehicle when operation, the fricton-tight friction phenomenon of trying one's best between supplemental support circle 25 and vacuum tyre 23 produces.
(2) after vacuum tyre 23 is blown out, supplemental support circle 25 internal gas pressures can't be affected, supplemental support circle 25 supports to blow out wheel normal operation together with bracing ring 24 and bracing frame 21, because of the vacuum tyre 23 rear tyre external diameter variable quantity of blowing out minimum, therefore between vacuum tyre 23 inwalls and supplemental support Quan25 neighboring and be difficult for generation cliding friction phenomenon, so vacuum tyre 23 tire port parts are also not easy to produce between wheel rim 1 cliding friction phenomenon.
(3) when vacuum tyre 23 blow out synchronous cause chamber 22 and " blow out " after, supplemental support circle 25 will support pad between bracing ring 24 and vacuum tyre 23, bracing ring 24 and the suffered impulsive force of wheel rim 1 are eased, and support pad together with bridge connection type adjustable supporter 21 between wheel rim 1 and road surface because of vacuum tyre 23 tyre surfaces and supplemental support circle 25 and bracing ring 24, to make tire bursting vehicle wheel center of gravity drop-out value less, can continue the certain distance that travels by the safe also support unit of support vehicles.
(4), when when chamber 22 " is blown 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 equally the object that ensures the vehicle safety of blowing out.
5. component detail explanation: (1) in this example; flexible rim strip can be set between supplemental support circle 25 and bracing ring 24 with protection supplemental support circle 25, also can be provided with identical mutually concaveconvex shape with the cliding friction phenomenon between restriction supplemental support circle 25 and bracing ring 24 at supplemental support circle 25 and bracing ring 24 both sides cooperation places.(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 when bottom, on bracing ring 24, corresponding hole should be set or breach is coordinated.(3) at supplemental support circle 25 inside circumferences (it radially locates also can consider), can suitably add the materials such as line style or net metal or nylon, to strengthen supplemental support circle 25 inside circumferences and radial strength thereof.(4) to note the shape design of the fitting surface that supplemental support circle 25 contacts with bracing ring 24, make not produce and move axially between supplemental support circle 25 and bracing ring 24.(5) described inflating cells 22 sidewalls can, perpendicular to vacuum tyre 23 tyre surfaces, also can be not orthogonal to vacuum tyre 23 tyre surfaces.The bottom of advising chamber 22 in this example is slightly wider than chamber 22 tops.
6. the present embodiment usefulness is still to use former wheel rim 1 and former vehicle tyre, being convenient to customer upgrade installs additional, and do not affect former tire damping effect after installing safety device additional, and chamber 22 structures that vacuum tyre 23 is inflated after blowing out are 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 is used:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the lighter vehicles of load carrying ability such as car or light card use.
2. component selection explanation: the structure that supplemental support circle 25 selects auxiliary circle body and vacuum tyre 23 to be connected to one, and select the hollow auxiliary circle body being connected with valve 19; Bracing ring 24 is selected integral support circle; Bracing frame 21 is selected the adjustable base for supporting of two-seater and staybolt 3.
3. installation process explanation: because of supplemental support circle 25 and bracing ring 24 and the integrated production of tire, installation process and the first example difference are not need supplemental support circle 25 and bracing ring 24 are put into vacuum tyre 23 inside, and not needing to assemble bracing ring 24, remainder is identical with example one.
4. working process explanation: be with example one difference part, when vacuum tyre 23 and chamber 22 are simultaneously after " blowing out ", because chamber 22 and vacuum tyre 23 and bracing ring 24 combine, cause vacuum tyre 23, chamber 22, bracing ring 24 and wheel rim 1 in conjunction with tightr, after blowing out, between above-mentioned four, be difficult for producing cliding friction phenomenon, can make vehicle mileages of continuation more longer.
5. component detail explanation: (1), because there not being installation and removal obstacle, in the situation that taking into full account damping effect, described inflating cells 22 sidewalls can be thickeied processing, with the supporting capacity to vehicle after strengthening blowing out.
6. the present embodiment usefulness is still to use former wheel rim 1, under the limiting case of simultaneously blowing out at vacuum tyre 23 and chamber 22, because using the vacuum tyre of special manufacture, 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 longer the travelling of travelling.
The integral structure example three that vacuum tyre tire-burst safety device is used:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the lighter vehicles of load carrying ability such as car or light card use.
2. component selection explanation: as shown in Figure 14, the structure that supplemental support circle 25 selects the auxiliary circle body of hollow out and vacuum tyre 23 to be connected to one, bracing ring 24 is selected split type bracing ring 24; Bracing frame 21 is selected fixed type bracing frame.
3. installation process explanation: because being integral structure, installation process and the first example difference are not need supplemental support circle 25 is put into vacuum tyre 23 inside, and split type bracing ring 24 do not need to be fixed by bolts and nuts, remainder is identical.
4. working process explanation: 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, after blowing out, between above-mentioned four, be difficult for producing cliding friction phenomenon, make vehicle mileages of continuation longer.
5. component detail explanation: (1) can be considered to make optimized Balancing selection between good damping effect strengthening supplemental support circle 25 supporting capacity and have.(2) also can consider under supplemental support circle 25 helps, guarantee, under the prerequisite of wheel supporting effect, suitably to reduce vacuum tyre 23 air pressure, to reduce the vacuum tyre probability of blowing out.(3) supplemental support Quan25 neighboring connects form with inside circumference, recommends axial cross section to be shaped as " V " shape or " X " shape, certainly also can be other shape, and which kind of shape no matter described axial cross section adopt, all at the utility model protection domain and so on.
6. the present embodiment usefulness is still to use former wheel rim 1, at vacuum tyre 23, blow out in 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 the rear support ability of blowing out, the longer distance of can support unit travelling.
The integral structure example four that vacuum tyre tire-burst safety device is used:
1. applicable vehicle and wheel rim 1 type declaration: the plain base wheel rim 1 that gently the larger vehicle of load carrying ability such as card or loaded vehicle uses.
2. component selection explanation: as shown in Figure 3, supplemental support circle 25 selects solid biting connecions to assist circle body, and bracing ring 24 is selected split type bracing ring 24; Bracing ring 24 combines an integral body by bolts and nuts, and bracing frame 21 is selected two groups of deformation type bracing frames 21 and auxiliary support frame fit system.
3. installation process explanation: first biting connecions supplemental support circle 25 is put into vacuum tyre 23 inside, and assemble split type bracing ring 24 in vacuum tyre 23 inside, then vacuum tyre 23 is enclosed within on wheel rim 1 on one side, 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 and completes installation.
4. working process explanation: after vacuum tyre 23 is blown out, because biting connecions supplemental support circle 25 some and vacuum tyre 23 inwalls combine, by biting connecions supplemental support circle 25 two-part occlusion structures, the neighboring length difference that tire protector inside circumference and biting connecions supplemental support circle 25 is independently arranged to part is dissolved to minimum, make between tire and wheel rim 1 cliding friction phenomenon also decline more, longer distance can support unit continues.
5. component detail explanation: (1) is for convenience of packing the independent solid section arranging of biting connecions supplemental support circle 25 into vacuum tyre 23 inside, can consider the independent solid section arranging of biting connecions supplemental support circle 25 to resolve at least two concentric rings, concentric ring after decomposition is in contact with one another face can arrange the concaveconvex structure matching, to limit the cliding friction between concentric ring.
6. the present embodiment usefulness is that still the present embodiment usefulness is still to use former wheel rim 1, at vacuum tyre 23, blow out in situation, because using two groups of distortion bracing frames 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 auxiliary support frame adopts biting connecions structure, while normally travelling, do not affect former wheel damping effect.
The integral structure example five that vacuum tyre tire-burst safety device is used:
1. be suitable for vehicle and wheel rim 1 type declaration: the wheel rim 1 that the lighter vehicles of load carrying ability such as car or light card use.
2. component selection explanation: as shown in Figure 13, supplemental support circle 25 is selected integrated sealed formula cavity; Bracing ring 24 is selected integral support circle; Bracing frame 21 is selected bridge connection type adjustable supporter.
3. installation process explanation: Yi Bian vacuum tyre 23 is enclosed within on wheel rim 1, then bridge connection type adjustable supporter 21 is packed into, then vacuum tyre 23 another sides are enclosed within on wheel rim 1, inflated installation.
4. working process explanation: 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, after blowing out, between above-mentioned four, be difficult for producing cliding friction phenomenon, make vehicle mileages of continuation longer.
5. component detail explanation: (1) is at utmost retaining vacuum tyre 23 inflation damping effects, can between vacuum tyre 23 tyre surface inwalls and supplemental support circle 25, be provided with rubber parting bead 7, note making the gas that vacuum tyre 23 inside are filled still can act on vacuum tyre 23 tyre surfaces.(2) under the prerequisite of the good damping effect of assurance, to the side wall support ability of supplemental support circle 25, can suitably strengthen, after vacuum tyre 23 is blown out, described supplemental support circle 25 sidewalls can provide stronger supporting capacity.
6. the present embodiment usefulness is still to use former wheel rim 1, when normally travelling, because supplemental support circle 25 sidewalls are curved inwardly by gas pressure, do not affect former tire damping effect, at vacuum tyre 23, blow out in situation, supplemental support circle 25 sidewalls restore to the original state, and can provide better supporting capacity to vehicle.
In order to guarantee the stability in the utility model use, in all embodiments of the utility model, need bolt to carry out the place of locking, can use nut to carry out locking.For convenient, install, can thicken and adapt to bracing ring inner surface recesses shape staybolt 3 tops and process.
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 combine in use; be not limited to array mode of the present utility model, all the utility model carried out to simple transformation and alternative scheme all within the claimed scope of the utility model.
Claims (11)
1. a vacuum tyre tire-burst safety device, is characterized in that: comprise the some bracing frames, bracing ring and the supplemental support circle that are located at successively between rim surface and vacuum tyre inner side, described supplemental support circle is made by 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.
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 comprised of at least two arc back-up blocks, and adjacent two back-up block joints are provided with the concavo-convex assembly mutually coincideing.
3. vacuum tyre tire-burst safety device according to claim 2, is characterized in that: the concavo-convex assembly 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 bracing frame is comprised of support frame base and staybolt, and described support frame base comprises fixed type base for supporting or adjustable base for supporting;
Fixed type base for supporting comprises the pedestal coordinating with wheel rim, and pedestal is provided with the silk hole coordinating with staybolt;
Adjustable base for supporting comprises that two-seater is adjustable and adjustable across taking; The adjustable base for supporting of described two-seater comprises that the Liang Ge vertical section coordinating with wheel rim is trapezoidal pedestal, the bottom of two pedestals connects by the axis of guide, top between two pedestals is provided with the coordinating block coordinating with pedestal, and coordinating block is provided with the silk hole coordinating with staybolt;
Across taking adjustable base for supporting, comprise across attachment strap and the support baseboard that coordinates with wheel rim, on support baseboard, slidably connect 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 coordinating with staybolt across attachment strap.
5. vacuum tyre tire-burst safety device according to claim 1, it is characterized in that: described bracing frame comprises adjusting screw mandrel and at least one group of deformation type bracing frame, regulate screw mandrel to be contained on deformation type bracing frame, every group of deformation type bracing frame comprises lower fagging and upper fagging, between lower fagging and upper fagging, be provided with two folding supports side by side, folding support is provided with and the fixed orifice that regulates screw mandrel to coordinate, and one of them fixed orifice is tapped bore.
6. according to the vacuum tyre tire-burst safety device described in claim 1 or 4 or 5, it is characterized in that: described bracing frame comprises the auxiliary support plate being located on staybolt or upper fagging, auxiliary support plate is provided with at least, in Liang Gesi Kong，Si hole, supplemental support bolt is housed.
7. 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, the auxiliary circle body of hollow out or hollow auxiliary circle body, in hollow auxiliary circle body, is provided with chamber.
8. vacuum tyre tire-burst safety device according to claim 7, is characterized in that: circle sidewall or the bottom of described hollow auxiliary circle body are provided with the air inlet/outlet being communicated with chamber, and air inlet/outlet is connected with valve by connection pipe.
9. according to the vacuum tyre tire-burst safety device described in claim 7 or 8, it is characterized in that: described auxiliary circle body and vacuum tyre are connected to one.
10. according to the vacuum tyre tire-burst safety device described in claim 7 or 8, it is characterized in that: the teeth that are respectively equipped with mutual interlock on the outside face of described auxiliary circle body and vacuum tyre tyre surface inwall.
11. vacuum tyre tire-burst safety devices according to claim 8, it is characterized in that: comprise housing and valve inside, in housing, be provided with the passage that runs through housing, the rear portion of passage is provided with valve inside mounting pipe, between described valve inside mounting pipe and vias inner walls, be provided with main free air diffuser, described valve inside is located in passage, 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 and the second check valve that before and after described valve inside comprises, arrange, the valve rod of the first check valve and the second check valve is made as one, valve inside sidewall between the first check valve and the second check valve is provided with the first admission port being communicated with main free air diffuser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320279093.7U CN203391572U (en) | 2013-05-21 | 2013-05-21 | Vacuum tire burst safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320279093.7U CN203391572U (en) | 2013-05-21 | 2013-05-21 | Vacuum tire burst safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203391572U true CN203391572U (en) | 2014-01-15 |
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ID=49903124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320279093.7U Expired - Fee Related CN203391572U (en) | 2013-05-21 | 2013-05-21 | Vacuum tire burst safety device |
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| Country | Link |
|---|---|
| CN (1) | CN203391572U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231628A (en) * | 2013-05-21 | 2013-08-07 | 张国法 | Tire burst safety device of tubeless tire |
| CN112248723A (en) * | 2020-10-28 | 2021-01-22 | 安徽江淮汽车集团股份有限公司 | Tire burst emergency device and rim assembly |
| CN114379291A (en) * | 2022-03-24 | 2022-04-22 | 山东玲珑轮胎股份有限公司 | Safety locking device for inner support of tire |
-
2013
- 2013-05-21 CN CN201320279093.7U patent/CN203391572U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231628A (en) * | 2013-05-21 | 2013-08-07 | 张国法 | Tire burst safety device of tubeless tire |
| CN103231628B (en) * | 2013-05-21 | 2015-10-28 | 张国法 | Vacuum tyre tire-burst safety device |
| CN112248723A (en) * | 2020-10-28 | 2021-01-22 | 安徽江淮汽车集团股份有限公司 | Tire burst emergency device and rim assembly |
| CN112248723B (en) * | 2020-10-28 | 2022-02-25 | 安徽江淮汽车集团股份有限公司 | Tire burst emergency device and rim assembly |
| CN114379291A (en) * | 2022-03-24 | 2022-04-22 | 山东玲珑轮胎股份有限公司 | Safety locking device for inner support of tire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20140521 |