CN112918183A - Shock attenuation antidetonation type heavy automobile wheel hub - Google Patents
Shock attenuation antidetonation type heavy automobile wheel hub Download PDFInfo
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- CN112918183A CN112918183A CN202110371761.8A CN202110371761A CN112918183A CN 112918183 A CN112918183 A CN 112918183A CN 202110371761 A CN202110371761 A CN 202110371761A CN 112918183 A CN112918183 A CN 112918183A
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- fixedly connected
- side plate
- shock
- generator
- elastic sheet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B9/00—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces
- B60B9/26—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces comprising resilient spokes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
- B60B19/06—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group with compartments for fluid, packing or loading material; Buoyant wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
- B60B19/08—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group with lubricating passages, channels, or reservoirs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/313—Resiliency
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/70—Adaptation for
- B60B2900/711—High loads, e.g. by reinforcements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention belongs to the technical field of hubs, and particularly relates to a shock-absorbing and shock-resistant heavy-duty automobile hub which comprises a hub and a rim; a first spoke and a second spoke are fixedly connected between the hub and the rim; the outer side of the second spoke is coated with an air bag; the generator is fixedly connected to the inner side of the rim; a first side plate and a second side plate are fixedly connected in the generator, a dilute hydrochloric acid solution is filled between the first side plate and the sealing end of the generator, and calcium carbonate particles are filled between the first side plate and the second side plate; according to the invention, the elastic sheet is vibrated to drive the guide rod to move towards the sealing end of the generator, so that the overflow groove is communicated with the two cavities in the generator, and dilute hydrochloric acid and calcium carbonate react to generate gas, so that the air bag is expanded, the impact energy from the road surface is absorbed, the buffering and damping effects are achieved, and the service life of the hub is prolonged.
Description
Technical Field
The invention belongs to the technical field of hubs, and particularly relates to a shock-absorbing and shock-resistant heavy-duty automobile hub.
Background
A hub is a cylindrical, centrally mounted metal part on a shaft that supports the tire within its inner contour. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material.
Nowadays, more and more automobiles are put into use with the continuous improvement of the living standard of people. The automobile often jolts due to bad road conditions in the daily driving process, people in the automobile feel uncomfortable, the phenomenon of carsickness is generated, and even car accidents can be caused. Traditional car relies on installing epaxial bumper shock absorber to reach the absorbing effect, but when meetting bad highway section, current shock attenuation mode often the shock attenuation effect is not good.
Some technical scheme about wheel hub have also appeared among the prior art, chinese patent like application number 2019102911647 discloses a shock attenuation wheel hub, including outer wheel hub, interior wheel hub and a plurality of damper, damper includes the bumper shock absorber of two symmetry settings, outer wheel hub inboard is provided with the fixing base corresponding with the bumper shock absorber, bumper shock absorber one end rotates with fixing base detachably and is connected, the bumper shock absorber other end is towards the center of outer wheel hub, and be provided with meshing portion, two bumper shock absorbers are in on same water flat line, two bumper shock absorbers deviate from outer wheel hub one end and pass through the meshing portion meshing in order to realize relative rotation, the bumper shock absorber deviates from fixing base one end and rotates with interior wheel hub detachably and is connected. The automobile shock absorber is simple in structure, shock absorption can be achieved in the direction of 360 degrees in the normal running process of an automobile, the shock absorption effect is good, and the failure rate is low; meanwhile, in the driving process of the automobile, the two shock absorbers can be matched with each other to absorb the impact force from the ground so as to further improve the shock absorption effect of the wheel hub.
In the above-mentioned technique, wheel hub realizes the shock attenuation through piston bumper shock absorber, but this kind of shock attenuation mode is not suitable for heavy automobile wheel hub, because heavy automobile tonnage is big, can make piston bumper shock absorber's spring oppression degree big, is unfavorable for the return of spring, and long-term work damages the spring easily, and the resistance of traveling of car also can increase simultaneously, increases the oil consumption, improves the cost of transportation.
Therefore, the invention provides a shock-absorbing and shock-resistant heavy-duty automobile hub.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problem that the shock absorption of the hub is realized through the piston type shock absorber, but the shock absorption mode is not suitable for the heavy-duty automobile hub, and the spring compression degree of the piston type shock absorber is large due to the large tonnage of a heavy-duty automobile, so that the spring is not favorable for returning of the spring, the spring is easy to damage after long-term working, the running resistance of the automobile is increased, the oil consumption is increased, and the transportation cost is increased, the invention provides the shock absorption and shock resistance type heavy-duty automobile.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a shock-absorbing and shock-resistant heavy-duty automobile hub which comprises a hub and a rim; a first spoke and a second spoke are fixedly connected between the hub and the rim; the outer side of the second spoke is coated with an air bag; the generator is fixedly connected to the inner side of the rim; a first side plate and a second side plate are fixedly connected in the generator, a dilute hydrochloric acid solution is filled between the first side plate and the sealing end of the generator, and calcium carbonate particles are filled between the first side plate and the second side plate; the generator between the first side plate and the second side plate is communicated with the air bag through a first air pipe; an arc-shaped elastic sheet is fixedly connected with the opening end of the generator and is in contact with the rim; a guide rod is fixedly connected to one side of the elastic sheet, which is far away from the rim, and penetrates through the first side plate and the second side plate and is in sliding connection with the first side plate and the second side plate; an overflow groove is formed in the position, close to the first side plate, of the guide rod; when the automobile damping wheel hub works, damping is achieved through the piston type damper in the prior art, but the damping mode is not suitable for the automobile hub of a heavy-duty automobile, the spring compression degree of the piston type damper is large due to the large tonnage of the heavy-duty automobile, the spring is not favorable for returning, the spring is easy to damage after long-term work, the running resistance of the automobile is increased, the oil consumption is increased, and the transportation cost is increased; at the moment, the air bag is arranged on the outer side of the second spoke, when the rim is impacted from the road surface, the elastic sheet is vibrated to drive the guide rod to move towards the sealing end of the generator, the overflow groove is used for communicating two cavities in the generator, the dilute hydrochloric acid solution flows into the cavity where the calcium carbonate particles are located through the overflow groove and is subjected to chemical reaction with the calcium carbonate particles to generate carbon dioxide gas, the gas enters the air bag through the first air pipe to expand the air bag, the air bag absorbs impact energy from the road surface after being expanded, the effect of buffering and damping is achieved, and the service life of the hub is prolonged.
Preferably, a compression ring is fixedly connected to the guide rod between the second side plate and the elastic sheet; a second air pipe is fixedly connected between the second side plate and the compression ring; one end of the second air pipe extends out of the generator and is communicated with the air bag, and the other end of the second air pipe extends out of the generator and is communicated with the outside; when the shock absorber works, when the rim is impacted from the road surface, the elastic piece is vibrated to drive the guide rod to move towards the sealing end of the generator, the pressing ring extrudes the second air pipe and prevents air leakage of the second air pipe, when the vibration disappears, the elastic piece resets, the guide rod drives the pressing ring to not press the second air pipe any more, and then gas in the air bag is discharged outwards through the second air pipe, so that repeated inflation to the air bag is prevented, the bursting occurs, and the service life of the shock absorber is prolonged.
Preferably, a one-way valve is fixedly connected in one end of the first air pipe connected with the generator; when the air bag is in work, the one-way valve can prevent air from being poured into the generator when the air bag exhausts.
Preferably, one end of the guide rod close to the sealing end of the generator is hinged with a bent rod; rubber sheets are fixedly connected to the outer sides of the bent rods; a spring is fixedly connected between the bent rod and the first side plate; during operation, the pilot bar moves the in-process and drives the knee swing, and then the rubber skin stirring dilute hydrochloric acid solution, makes it mix more evenly, guarantees the stability of solution, improves the reaction degree with the calcium carbonate granule, and the gas volume of increase generation improves the degree of inflating of gasbag, more effectual absorption impact energy.
Preferably, a connecting rod is fixedly connected to the guide rod between the first side plate and the second side plate; one end of the connecting rod, which is far away from the guide rod, is fixedly connected with a push block; a paper bag is fixedly connected to one side of the first side plate close to the push block, and gravel and silver fulminate are filled in the paper bag; when the wheel rim is in work, when the impact on the wheel rim is overlarge, the elastic sheet is overlarge in vibration, the guide rod reaches the maximum displacement, the connecting rod moves to the limit position and drives the pushing block to squeeze the paper bag, small-scale explosion can be generated by friction between gravel and silver fulminate in the paper bag, and then gas is expanded sharply and filled into the air bag, so that the air bag is expanded to the maximum degree, and severe impact from the road surface can be more effectively responded.
Preferably, the elastic sheet comprises a first elastic sheet and a second elastic sheet; a gap is formed between the first elastic sheet and the second elastic sheet, and an elastic ball is fixedly connected in the gap; during operation, when the rim receives the impact from the road surface, the elastic sheet receives vibrations, drives the pilot rod and removes to the generator seal end, and then the overflow launder is with two cavity intercommunications in the generator, through being provided with the elastic ball between shell fragment and No. two shell fragments, can improve the return ability of elastic sheet, prevents to receive the condition that alternating stress caused fatigue failure for a long time, has further improved damping device's life.
Preferably, one side of the first elastic sheet close to the rim is fixedly connected with a contact; during operation, the sensitivity of the elastic sheet can be improved by arranging the contact, and the vibration information from the wheel rim can be transmitted more effectively.
Preferably, the elastic ball comprises two elastic strips; the head ends of the two elastic strips are spirally and fixedly connected together, and the tail ends of the two elastic strips are fixedly connected with the first elastic sheet and the second elastic sheet respectively; the during operation, when the flexure strip received the rim oppression, a shell fragment and No. two shell fragments extrusion elastic ball, and then two elastic strips draw close each other and further contract together, and the bigger shrink degree of extrusion force is higher, and when the shock vibrations disappeared, two elastic strips outwards expand and drive the flexure strip and reset, have further improved the return ability of flexure strip, guarantee going on smoothly of follow-up work.
Preferably, an oil sac is fixedly connected in a hole formed by the two elastic strips in a spiral manner; an oil guide hole is formed in the contact and is communicated with the oil bag through a pipeline; during operation, when the elastic sheet is pressed by the rim, the elastic ball is extruded by the first elastic sheet and the second elastic sheet, the two elastic strips contract and extrude the oil bag, lubricating oil in the oil bag is sprayed out from the oil guide hole through the pipeline, friction between the elastic sheet and the rim is relieved, and the service life of the elastic sheet is prolonged.
Preferably, a bracket is fixedly connected to the position of the contact close to the oil guide hole; a baffle is fixedly connected to one end of the support far away from the contact and is of an arc structure; during operation, two elasticity strip contractions and extrusion oil pocket, and then the lubricating oil in the oil pocket spouts from leading the oilhole through the pipeline, hits on the baffle during the blowout, and then the baffle rebounds lubricating oil and makes its diffusion splash, sprays more evenly, has increased the lubricated area of lubricating oil, further alleviates the friction between flexure strip and the rim, improves its life.
The invention has the following beneficial effects:
1. according to the shock-absorption and shock-resistance type heavy-duty automobile hub, the air bags are arranged on the outer sides of the second spokes, when a rim is impacted from a road surface, the elastic pieces are vibrated to drive the guide rods to move towards the sealing end of the generator, the overflow grooves are used for communicating two cavities in the generator, dilute hydrochloric acid solution flows into the cavities where calcium carbonate particles are located through the overflow grooves and chemically reacts with the calcium carbonate particles to generate carbon dioxide gas, the gas enters the air bags through the first air pipes, the air bags are expanded, the air bags absorb impact energy from the road surface after being expanded, the shock-absorption effect is achieved, and the service life of the hub is prolonged.
2. According to the shock-absorbing and shock-resistant heavy-duty automobile hub, when a rim is impacted from the road surface, the elastic sheet is vibrated to drive the guide rod to move towards the sealing end of the generator, the compression ring extrudes the second air pipe and prevents air leakage, when vibration disappears, the elastic sheet resets, the guide rod drives the compression ring to not compress the second air pipe any more, then air in the air bag is discharged outwards through the second air pipe, the situation that the air bag is repeatedly inflated and is broken is prevented, and the service life of the shock-absorbing device is prolonged.
3. According to the shock-absorbing and shock-resistant heavy-duty automobile hub, the bent rod is driven to swing in the moving process of the guide rod, and then the rubber skin stirs the dilute hydrochloric acid solution, so that the dilute hydrochloric acid solution is mixed more uniformly, the stability of the solution is ensured, the reaction degree with calcium carbonate particles is improved, the volume of generated gas is increased, the inflation degree of an air bag is improved, and impact energy is absorbed more effectively.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the generator of the present invention;
FIG. 3 is a cross-sectional view of the second wheel spoke and air bag of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B;
FIG. 6 is a schematic view of the construction of the elastic sheet of the present invention;
FIG. 7 is a schematic view of the structure of the elastic ball of the present invention;
FIG. 8 is a cross-sectional view of a contact of the present invention;
in the figure: 1. a hub; 2. a rim; 3. a first spoke; 4. a second spoke; 5. an air bag; 6. a generator; 7. a first side plate; 8. a second side plate; 9. a first air pipe; 10. an elastic sheet; 11. a guide rod; 12. an overflow trough; 13. a compression ring; 14. a second air pipe; 15. bending a rod; 16. a rubber skin; 17. a spring; 18. a connecting rod; 19. a push block; 20. a paper pouch; 101. a first elastic sheet; 102. a second elastic sheet; 103. an elastic ball; 104. a contact; 105. an elastic strip; 106. an oil pocket; 107. an oil guide hole; 108. a support; 109. and a baffle plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, the shock-absorbing and shock-resistant heavy-duty automobile hub comprises a hub 1 and a rim 2; a first spoke 3 and a second spoke 4 are fixedly connected between the hub 1 and the rim 2; the outer side of the second spoke 4 is coated with an air bag 5; the generator 6 is fixedly connected to the inner side of the rim 2; a first side plate 7 and a second side plate 8 are fixedly connected in the generator 6, a dilute hydrochloric acid solution is filled between the first side plate 7 and the sealing end of the generator 6, and calcium carbonate particles are filled between the first side plate 7 and the second side plate 8; the generator 6 between the first side plate 7 and the second side plate 8 is communicated with the air bag 5 through a first air pipe 9; an arc-shaped elastic sheet 10 is fixedly connected with the opening end of the generator 6, and the elastic sheet 10 is in contact with the rim 2; a guide rod 11 is fixedly connected to one side of the elastic sheet 10 far away from the rim 2, and the guide rod 11 penetrates through the first side plate 7 and the second side plate 8 and is connected with the first side plate and the second side plate in a sliding mode; an overflow groove 12 is formed in the position, close to the first side plate 7, of the guide rod 11; when the automobile damping wheel hub works, damping is achieved through the piston type damper in the prior art, but the damping mode is not suitable for the automobile hub of a heavy-duty automobile, the spring compression degree of the piston type damper is large due to the large tonnage of the heavy-duty automobile, the spring is not favorable for returning, the spring is easy to damage after long-term work, the running resistance of the automobile is increased, the oil consumption is increased, and the transportation cost is increased; at the moment, the air bag 5 is arranged on the outer side of the second wheel spoke 4, when the rim 2 is impacted from the road surface, the elastic piece 10 is vibrated to drive the guide rod 11 to move towards the sealing end of the generator 6, the overflow groove 12 is communicated with two cavities in the generator 6, dilute hydrochloric acid solution flows into the cavities where the calcium carbonate particles are located through the overflow groove 12 and is subjected to chemical reaction with the calcium carbonate particles to generate carbon dioxide gas, the gas enters the air bag 5 through the first air pipe 9, the air bag 5 is expanded, the air bag 5 absorbs impact energy from the road surface after being expanded, the effect of buffering and damping is achieved, and the service life of the hub is prolonged.
As an embodiment of the present invention, a compression ring 13 is fixed on the guide rod 11 between the second side plate 8 and the elastic piece 10; a second air pipe 14 is fixedly connected between the second side plate 8 and the compression ring 13; one end of the second air pipe 14 extends out of the generator 6 and is communicated with the air bag 5, and the other end of the second air pipe extends out of the generator 6 and is communicated with the outside; during operation, when rim 2 receives the impact from the road surface, elastic sheet 10 receives vibrations, drives guide rod 11 and removes to generator 6 sealing end, and clamp ring 13 extrudes No. two trachea 14 and prevents its gas leakage, and when vibrations disappear, elastic sheet 10 resets, and guide rod 11 drives clamp ring 13 no longer oppresses No. two trachea 14, and then the gas in gasbag 5 outwards discharges through No. two trachea 14, prevents to aerify to gasbag 5 repeatedly, takes place the condition of bursting open, has improved damping device's life.
As an embodiment of the invention, a one-way valve is fixedly connected in one end of the first air pipe 9 connected with the generator 6; during operation, the one-way valve can prevent gas from being poured into the generator 6 when the air bag 5 exhausts.
As an embodiment of the invention, one end of the guide rod 11 close to the sealed end of the generator 6 is hinged with a bent rod 15; the outer side of the bent rod 15 is fixedly connected with a rubber sheet 16; a spring 17 is fixedly connected between the bent rod 15 and the first side plate 7; during operation, the pilot bar 11 removes the in-process and drives the swing of knee 15, and then the thin hydrochloric acid solution of rubber skin 16 stirring, makes it mix more evenly, guarantees the stability of solution, improves the reaction degree with the calcium carbonate granule, and the gas volume of increase formation improves the degree of inflating of gasbag 5, more effectual absorption impact energy.
As an embodiment of the present invention, a connecting rod 18 is fixedly connected to the guide rod 11 between the first side plate 7 and the second side plate 8; a pushing block 19 is fixedly connected to one end of the connecting rod 18 far away from the guide rod 11; a paper bag 20 is fixedly connected to one side of the first side plate 7 close to the push block 19, and gravel and silver fulminate are filled in the paper bag 20; when the wheel rim 2 works, when the impact on the wheel rim 2 is too large, the elastic piece 10 is too large in vibration, the guide rod 11 reaches the maximum displacement, the connecting rod 18 moves to the limit position and drives the pushing block 19 to squeeze the paper bag 20, small-scale explosion can be generated by friction between gravel and silver fulminate in the paper bag 20, and then gas is expanded sharply and filled into the air bag 5, so that the air bag 5 is expanded to the maximum degree to effectively cope with severe impact from the road surface.
As an embodiment of the present invention, the elastic sheet 10 includes a first elastic sheet 101 and a second elastic sheet 102; a gap is formed between the first elastic sheet 101 and the second elastic sheet 102, and an elastic ball 103 is fixedly connected in the gap; during operation, when the rim 2 is impacted by the road surface, the elastic sheet 10 is vibrated to drive the guide rod 11 to move towards the sealing end of the generator 6, and then the overflow groove 12 communicates two cavities in the generator 6, and the elastic ball 103 is arranged between the first elastic sheet 101 and the second elastic sheet 102, so that the return capability of the elastic sheet 10 can be improved, the situation of fatigue failure caused by long-time alternating stress is prevented, and the service life of the damping device is further prolonged.
As an embodiment of the invention, a contact 104 is fixedly connected to one side of the first elastic sheet 101 close to the rim 2; in operation, the contact points 104 can improve the sensitivity of the elastic sheet 10, and more effectively transmit the vibration information from the rim 2.
As an embodiment of the present invention, the elastic ball 103 includes two elastic strips 105; the head ends of the two elastic strips 105 are spirally and fixedly connected together, and the tail ends of the two elastic strips are fixedly connected with the first elastic sheet 101 and the second elastic sheet 102 respectively; during operation, when the flexure strip 10 is oppressed by rim 2, a shell fragment 101 and No. two shell fragments 102 extrusion elastic ball 103, and then two elastic strips 105 draw close each other and further shrink together, the bigger the extrusion force shrink degree is higher, when impact vibrations disappear, two elastic strips 105 outwards expand and drive flexure strip 10 and reset, have further improved the return ability of flexure strip 10, guarantee going on smoothly of follow-up work.
As an embodiment of the present invention, an oil pocket 106 is fixed in a hole formed by the two elastic strips 105 in a spiral manner; an oil guide hole 107 is formed in the contact 104, and the oil guide hole 107 is communicated with the oil bag 106 through a pipeline; when the wheel hub works, when the elastic piece 10 is pressed by the wheel hub 2, the first elastic sheet 101 and the second elastic sheet 102 extrude the elastic ball 103, the two elastic strips 105 contract and extrude the oil bag 106, lubricating oil in the oil bag 106 is sprayed out from the oil guide hole 107 through a pipeline, friction between the elastic piece 10 and the wheel hub 2 is relieved, and the service life of the wheel hub is prolonged.
As an embodiment of the present invention, a bracket 108 is fixed to the contact 104 near the oil guide hole 107; a baffle plate 109 is fixedly connected to one end of the bracket 108 far away from the contact 104, and the baffle plate 109 is of an arc structure; during operation, two elastic strips 105 contract and extrude oil bag 106, and then the lubricating oil in oil bag 106 spouts from oil guide hole 107 through the pipeline, hits on baffle 109 during the blowout, and then baffle 109 with lubricating oil bounce-back and make its diffusion splash, spray more evenly, increased the lubricated area of lubricating oil, further alleviate the friction between flexure strip 10 and rim 2, improve its life.
When the wheel hub works, the air bag 5 is arranged on the outer side of the second wheel arm 4, when the wheel rim 2 is impacted from the road surface, the elastic piece 10 is vibrated to drive the guide rod 11 to move towards the sealing end of the generator 6, the overflow groove 12 communicates two cavities in the generator 6, dilute hydrochloric acid solution flows into the cavities where the calcium carbonate particles are located through the overflow groove 12, chemical reaction is carried out on the dilute hydrochloric acid solution and carbon dioxide gas is generated, the gas enters the air bag 5 through the first air pipe 9, the air bag 5 expands, the air bag 5 absorbs impact energy from the road surface after expanding, the effect of buffering and damping is achieved, and the service life of the wheel hub is prolonged; when the rim 2 is impacted from the road surface, the elastic sheet 10 is vibrated to drive the guide rod 11 to move towards the sealing end of the generator 6, the compression ring 13 extrudes the second air pipe 14 and prevents air leakage of the second air pipe 14, when the vibration disappears, the elastic sheet 10 resets, the guide rod 11 drives the compression ring 13 to not compress the second air pipe 14 any more, and then the air in the air bag 5 is discharged outwards through the second air pipe 14, so that the situation that the air bag 5 is repeatedly inflated and is burst is prevented, and the service life of the damping device is prolonged; the arrangement of the one-way valve can prevent gas from being poured into the generator 6 when the air bag 5 exhausts; the guide rod 11 drives the bent rod 15 to swing in the moving process, and then the rubber sheet 16 stirs the dilute hydrochloric acid solution, so that the dilute hydrochloric acid solution is mixed more uniformly, the stability of the solution is ensured, the reaction degree with calcium carbonate particles is improved, the volume of generated gas is increased, the inflation degree of the air bag 5 is improved, and the impact energy is absorbed more effectively; when the rim 2 is impacted too much, the elastic sheet 10 is impacted too much, the guide rod 11 reaches the maximum displacement, the connecting rod 18 moves to the limit position and drives the pushing block 19 to squeeze the paper bag 20, the friction between the gravel and the silver fulminate in the paper bag 20 can generate small-scale explosion, and then the gas is expanded sharply and filled into the air bag 5, so that the air bag 5 is expanded to the maximum degree to more effectively deal with the severe impact from the road surface; when the rim 2 is impacted from the road surface, the elastic sheet 10 is vibrated to drive the guide rod 11 to move towards the sealing end of the generator 6, the overflow groove 12 is communicated with two cavities in the generator 6, and the elastic ball 103 is arranged between the first elastic sheet 101 and the second elastic sheet 102, so that the return capability of the elastic sheet 10 can be improved, the condition of fatigue failure caused by long-time alternating stress is prevented, and the service life of the damping device is further prolonged; the sensitivity of the elastic sheet 10 can be improved by arranging the contact 104, and vibration information from the rim 2 can be transmitted more effectively; when the elastic sheet 10 is pressed by the rim 2, the first elastic sheet 101 and the second elastic sheet 102 extrude the elastic ball 103, and then the two elastic strips 105 are close to each other and further contracted together, the larger the extrusion force is, the higher the contraction degree is, when the impact shock disappears, the two elastic strips 105 expand outwards and drive the elastic sheet 10 to reset, so that the resetting capability of the elastic sheet 10 is further improved, and the subsequent work is ensured to be carried out smoothly; when the elastic piece 10 is pressed by the rim 2, the first elastic sheet 101 and the second elastic sheet 102 extrude the elastic ball 103, the two elastic strips 105 contract and extrude the oil bag 106, and lubricating oil in the oil bag 106 is sprayed out of the oil guide hole 107 through a pipeline, so that the friction between the elastic piece 10 and the rim 2 is relieved, and the service life of the elastic piece is prolonged; the two elastic strips 105 contract and extrude the oil bag 106, so that lubricating oil in the oil bag 106 is sprayed out from the oil guide hole 107 through a pipeline and collides with the baffle plate 109 during spraying, the lubricating oil is rebounded and diffused and splashed by the baffle plate 109, the spraying is more uniform, the lubricating area of the lubricating oil is increased, the friction between the elastic sheet 10 and the rim 2 is further relieved, and the service life of the elastic sheet is prolonged.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a shock attenuation antidetonation type heavy automobile wheel hub which characterized in that: comprises a hub (1) and a rim (2); a first spoke (3) and a second spoke (4) are fixedly connected between the hub (1) and the rim (2); the outer side of the second spoke (4) is coated with an air bag (5); a generator (6) is fixedly connected to the inner side of the rim (2); a first side plate (7) and a second side plate (8) are fixedly connected in the generator (6), a dilute hydrochloric acid solution is filled between the first side plate (7) and the sealing end of the generator (6), and calcium carbonate particles are filled between the first side plate (7) and the second side plate (8); the generator (6) between the first side plate (7) and the second side plate (8) is communicated with the air bag (5) through a first air pipe (9); an arc-shaped elastic sheet (10) is fixedly connected with the opening end of the generator (6), and the elastic sheet (10) is in contact with the rim (2); a guide rod (11) is fixedly connected to one side, far away from the rim (2), of the elastic sheet (10), and the guide rod (11) penetrates through the first side plate (7) and the second side plate (8) and is connected with the first side plate and the second side plate in a sliding mode; the guide rod (11) is provided with an overflow groove (12) at a position close to the first side plate (7).
2. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 1, characterized in that: a compression ring (13) is fixedly connected on the guide rod (11) between the second side plate (8) and the elastic sheet (10); a second air pipe (14) is fixedly connected between the second side plate (8) and the compression ring (13); one end of the second air pipe (14) extends to the outside of the generator (6) and is communicated with the air bag (5), and the other end of the second air pipe extends to the outside of the generator (6) and is communicated with the outside.
3. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 2, characterized in that: a one-way valve is fixedly connected in one end of the first air pipe (9) connected with the generator (6).
4. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 1, characterized in that: one end of the guide rod (11) close to the sealing end of the generator (6) is hinged with a bent rod (15); a rubber sheet (16) is fixedly connected to the outer side of the bent rod (15); and a spring (17) is fixedly connected between the bent rod (15) and the first side plate (7).
5. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 1, characterized in that: a connecting rod (18) is fixedly connected to the guide rod (11) between the first side plate (7) and the second side plate (8); one end of the connecting rod (18) far away from the guide rod (11) is fixedly connected with a push block (19); a paper bag (20) is fixedly connected to one side, close to the push block (19), of the first side plate (7), and gravel and silver fulminate are filled in the paper bag (20).
6. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 1, characterized in that: the elastic piece (10) comprises a first elastic piece (101) and a second elastic piece (102); a gap is formed between the first elastic sheet (101) and the second elastic sheet (102), and an elastic ball (103) is fixedly connected in the gap.
7. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 6, characterized in that: one side of the first elastic sheet (101) close to the rim (2) is fixedly connected with a contact (104).
8. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 7, characterized in that: the elastic ball (103) comprises two elastic strips (105); the head ends of the two elastic strips (105) are spirally and fixedly connected together, and the tail ends of the two elastic strips are fixedly connected with the first elastic sheet (101) and the second elastic sheet (102) respectively.
9. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 8, characterized in that: an oil sac (106) is fixedly connected in a hole formed by the two elastic strips (105) in a spiral way; an oil guide hole (107) is formed in the contact (104), and the oil guide hole (107) is communicated with the oil bag (106) through a pipeline.
10. The shock-absorbing shock-resistant heavy-duty automobile hub according to claim 9, characterized in that: a bracket (108) is fixedly connected to the position of the contact (104) close to the oil guide hole (107); one end, far away from the contact (104), of the support (108) is fixedly connected with a baffle (109), and the baffle (109) is of an arc-shaped structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403214.8A CN114771149A (en) | 2021-04-07 | 2021-04-07 | Shock-absorbing and shock-resistant type heavy-duty automobile hub |
| CN202110371761.8A CN112918183B (en) | 2021-04-07 | 2021-04-07 | Shock attenuation antidetonation type heavy automobile wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110371761.8A CN112918183B (en) | 2021-04-07 | 2021-04-07 | Shock attenuation antidetonation type heavy automobile wheel hub |
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|---|---|---|---|
| CN202210403214.8A Division CN114771149A (en) | 2021-04-07 | 2021-04-07 | Shock-absorbing and shock-resistant type heavy-duty automobile hub |
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| Publication Number | Publication Date |
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| CN112918183A true CN112918183A (en) | 2021-06-08 |
| CN112918183B CN112918183B (en) | 2022-09-13 |
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|---|---|---|---|
| CN202110371761.8A Active CN112918183B (en) | 2021-04-07 | 2021-04-07 | Shock attenuation antidetonation type heavy automobile wheel hub |
| CN202210403214.8A Pending CN114771149A (en) | 2021-04-07 | 2021-04-07 | Shock-absorbing and shock-resistant type heavy-duty automobile hub |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210403214.8A Pending CN114771149A (en) | 2021-04-07 | 2021-04-07 | Shock-absorbing and shock-resistant type heavy-duty automobile hub |
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| CN (2) | CN112918183B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305777A (en) * | 2021-07-02 | 2021-08-27 | 徐州优美佳家居有限公司 | Intelligent door and window manufacturing die for production and processing |
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- 2021-04-07 CN CN202210403214.8A patent/CN114771149A/en active Pending
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| CN106827947A (en) * | 2017-02-03 | 2017-06-13 | 李钢 | A kind of anti-tie inflation shock-absorbing wheel |
| CN107757243A (en) * | 2017-09-19 | 2018-03-06 | 浙江科技学院 | It is a kind of to reclaim wheel hub from damping electric energy |
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| CN113305777A (en) * | 2021-07-02 | 2021-08-27 | 徐州优美佳家居有限公司 | Intelligent door and window manufacturing die for production and processing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112918183B (en) | 2022-09-13 |
| CN114771149A (en) | 2022-07-22 |
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