CN108372754B - Hub with bearing low gravity center - Google Patents
Hub with bearing low gravity center Download PDFInfo
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- CN108372754B CN108372754B CN201810339171.5A CN201810339171A CN108372754B CN 108372754 B CN108372754 B CN 108372754B CN 201810339171 A CN201810339171 A CN 201810339171A CN 108372754 B CN108372754 B CN 108372754B
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- hub
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- steel balls
- connecting rod
- round steel
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- 230000005484 gravity Effects 0.000 title claims abstract description 19
- 238000013016 damping Methods 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 32
- 239000010959 steel Substances 0.000 claims abstract description 32
- 239000004519 grease Substances 0.000 claims description 29
- 230000001050 lubricating effect Effects 0.000 claims description 17
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 9
- 229910019142 PO4 Inorganic materials 0.000 claims description 9
- 239000011575 calcium Substances 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000010452 phosphate Substances 0.000 claims description 9
- 229920002545 silicone oil Polymers 0.000 claims description 9
- 229910052582 BN Inorganic materials 0.000 claims description 7
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 7
- 239000003963 antioxidant agent Substances 0.000 claims description 7
- 230000003078 antioxidant effect Effects 0.000 claims description 7
- 239000006229 carbon black Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 230000035939 shock Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000654 additive Substances 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010688 mineral lubricating oil Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000002194 synthesizing effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000010775 animal oil Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000002199 base oil Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000002612 dispersion medium Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003958 nerve gas Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- -1 phosphate ester Chemical class 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000344 soap Substances 0.000 description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 2
- 239000008158 vegetable oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/04—Elements
- C10M2201/041—Carbon; Graphite; Carbon black
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/04—Elements
- C10M2201/05—Metals; Alloys
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/061—Carbides; Hydrides; Nitrides
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/1256—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids used as thickening agent
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
- C10M2229/025—Unspecified siloxanes; Silicones used as base material
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a hub with a bearing low gravity center, which relates to the field of automobile hubs and comprises an outer hub, an inner hub and a connecting rod, wherein the circle centers of the outer hub and the inner hub are the same, the inner side of the outer hub is rotationally connected with the outer side of the inner hub, a rotating chamber is arranged between the outer hub and the inner hub, a plurality of round steel balls are arranged in the rotating chamber, the outer sides of the round steel balls are in contact with the outer hub, the inner sides of the round steel balls are in contact with the inner hub, the connecting rod is arranged in the middle of the inner side of the inner hub, the connecting rod is vertical to the inner hub, a plurality of damping springs are arranged on the inner side of the inner hub, and the damping springs are connected with the connecting rod; the invention is provided with the outer hub and the inner hub, the outer hub and the inner hub are in rotary connection through the round steel balls and the retainer, the hub has the advantages that the center of gravity of the hub is lower, the stability is better, and the damping spring is arranged between the inner side of the inner hub and the connecting rod, so that the hub has good damping property.
Description
Technical Field
The invention relates to the field of automobile hubs, in particular to a hub with a bearing low gravity center.
Background
At present, a rotating shaft is arranged at the center of a hub by a rotating shaft internal fixing vehicle or other moving devices, the hub is externally connected with the hub, the hub can rotate around the rotating motion, the center of gravity of the hub is high, the stability is poor, the existing hub has no shock absorption property and can only absorb shock by a tire outside the hub, and the shaft at the center of the hub can be damaged after long-time use, so that the service life of the hub is low. Thus, the first and second substrates are bonded together, the invention provides a stable hub with a low bearing gravity center.
Disclosure of Invention
The invention provides a hub with a bearing low gravity center, which is provided with an outer hub and an inner hub, wherein the outer hub and the inner hub are in rotary connection through round steel balls and a retainer, the hub has the advantages that the center of gravity of the hub is lower, the stability is better, and the damping spring is arranged between the inner side of the inner hub and the connecting rod, so that the hub has good damping property.
The invention is realized by the following scheme:
the utility model provides a wheel hub with bear low focus, includes outer wheel hub, interior wheel hub and connecting rod, outer wheel hub is the same with interior wheel hub centre of a circle, outer wheel hub inboard rotates with interior wheel hub outside and is connected, be equipped with the rotation room between outer wheel hub and the interior wheel hub, be equipped with a plurality of circular steel balls in the rotation room, circular steel ball outside and outer wheel hub contact, inboard and interior wheel hub contact, be equipped with the connecting rod in the middle of interior wheel hub inboard, the connecting rod is perpendicular with interior wheel hub, interior wheel hub inboard is equipped with a plurality of damping spring, a plurality of damping spring all are connected with the connecting rod.
The further improvement is that: the inner hub section is concave, the outer hub section is concave, two sides above the inner hub are provided with buckles extending inwards, and two sides below the outer hub are provided with clamping grooves mutually matched with the buckles.
The further improvement is that: the rotating chamber is internally provided with a retainer, and a plurality of round steel balls in the rotating chamber are connected through the retainer.
The further improvement is that: and lubricating grease is also arranged in the rotating chamber, and is arranged between and at the periphery of the round steel balls and the retainer.
The further improvement is that: the connecting parts of the buckle and the clamping groove are smooth, and lubricating grease is arranged between the buckle and the clamping groove.
The further improvement is that: the included angles between two adjacent damping springs are the same.
The further improvement is that: and a tire groove is formed in the outer side of the outer hub.
The further improvement is that: the two sides of the rotating chamber are provided with damping fixing pieces, each damping fixing piece comprises a spring and steel balls, the lower parts of the springs are fixedly connected with the inner hub, a spherical groove is connected above the springs, the steel balls are arranged in the spherical grooves, and the upper parts of the steel balls are in contact with the outer hub.
The further improvement is that: and lubricating grease is arranged in the spherical groove.
The further improvement is that: the grease comprises the following components in parts by weight: the synthetic silicone oil is taken as follows: 50-80 parts of an Elco extreme pressure antiwear agent is as follows: 1-5 parts of carbon black: 1-30 parts of metal powder: 1-10 parts of boron nitride: 1 to 10 parts of antioxidant, 0.1 to 0.5 part of calcium grease, and the following components: 10-20 parts of phosphate: 2-5 parts.
Wherein:
and (3) synthesizing silicone oil: synthetic silicone oil has excellent heat resistance, electrical insulation, weather resistance, hydrophobicity, physiological inertia, small surface tension, low viscosity-temperature coefficient and high compression resistance), and has radiation resistance, and the base oil is a dispersion medium in a lubricating grease dispersion system and has great influence on the performance of lubricating grease;
elco extreme pressure antiwear agent: heavy load high bearing, extreme pressure wear resistance, high efficiency, energy saving and environmental protection, and is used as an additive;
carbon black: as a filler, the lubricating grease can resist the loss and enhance the lubricating ability;
metal powder: the dispersibility is good, and the catalyst is used;
boron nitride: the boron-carbon bond is broken in hot concentrated alkali, is slightly soluble in hot acid and insoluble in cold water, and is used as an additive;
an antioxidant: can delay or inhibit the progress of the oxidation process of the polymer, thereby preventing the aging of the polymer and prolonging the service life thereof;
lime base grease: calcium soap made of animal and vegetable oil (synthetic fatty acid for synthesizing calcium grease) and lime thickens mineral lubricating oil with medium viscosity, and water is used as peptizing agent to prepare the mineral lubricating oil; phosphate ester: the phosphate is mainly used as phosphorus-containing pesticide, nerve gas, flame-retardant hydraulic oil and lubricating oil, and is used as an additive;
the production method of the lubricating grease comprises the following process steps: the weight portions of the components are as follows:
(1) Adding 50 parts of synthetic silicone oil and 1 part of metal powder into a reaction kettle, uniformly stirring, heating to 100-150 ℃ for reaction, wherein the reaction time is as follows: 1 to 2 hours;
(2) Adding 1 part of an Elco extreme pressure antiwear agent, 1 part of carbon black, 1 part of boron nitride, 0.1 part of an antioxidant, 10 parts of calcium grease and 2 parts of phosphate into the reaction kettle mixture, and stirring and circularly refluxing for 1-2 hours;
(3) Filtering and grinding the mixed materials to obtain a finished product.
The invention has the beneficial effects that:
1. according to the invention, the inner hub and the outer hub are rotatably connected, so that the hub can effectively reduce the gravity center of a bearing object, and the safety and the reliability are higher.
2. The hub has wider interval between grounding supporting points and better stability when being assembled and transported.
3. The damping fixing piece is arranged between the inner hub and the outer hub, so that the damping fixing piece has good damping and buffering effects.
4. The connecting rod and the inner hub are connected through the damping spring, so that the damping effect of the hub is further improved.
Therefore, the invention has the advantages that the outer hub and the inner hub are connected in a rotating way through the round steel balls and the retainer, so that the hub has lower center of gravity and better stability, and the damping spring is arranged between the inner side of the inner hub and the connecting rod, so that the hub has good damping property
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
FIG. 3 is a schematic diagram of the shock absorbing firmware of the present invention.
In the figure: 1. an outer hub; 2. an inner hub; 3. a connecting rod; 4. a rotating chamber; 5. round steel balls; 6. a damping spring; 7. a buckle; 8. a clamping groove; 9. a retainer; 10. a tire groove; 11. damping firmware; 12. a spring; 13. steel balls; 14. a spherical groove.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
The hub with the bearing low gravity center according to fig. 1, 2 and 3 comprises an outer hub 1, an inner hub 2 and a connecting rod 3, the circle centers of the outer hub 1 and the inner hub 2 are the same, the inner side of the outer hub 1 and the outer side of the inner hub 2 are rotationally connected, a rotating chamber 4 is arranged between the outer hub 1 and the inner hub 2, a plurality of round steel balls 5 are arranged in the rotating chamber 4, the outer side of the round steel balls 5 is contacted with the outer hub 1, the inner side is contacted with the inner hub 2, the connecting rod 3 is arranged in the middle of the inner side of the inner hub 2, the connecting rod 3 is perpendicular to the inner hub 2, a plurality of damping springs 6 are arranged on the inner side of the inner hub 2, and the damping springs 6 are connected with the connecting rod 3. The cross section of the inner hub 2 is concave, the cross section of the outer hub 1 is concave, buckles 7 extending inwards are arranged on two sides above the inner hub 2, and clamping grooves 8 mutually matched with the buckles 7 are formed on two sides below the outer hub 1. A retainer 9 is further arranged in the rotating chamber 4, and a plurality of round steel balls 5 in the rotating chamber 4 are connected through the retainer 9. And lubricating grease is also arranged in the rotating chamber 4, and is arranged between and at the periphery of the round steel balls 5 and the retainer 9. The joint of the buckle 7 and the clamping groove 8 is smooth, and lubricating grease is arranged between the buckle 7 and the clamping groove 8. And the included angles between two adjacent damping springs 6 are the same, and a tire groove 10 is arranged on the outer side of the outer hub 1. The two sides of the rotating chamber 4 are provided with damping fixing pieces 11, the damping fixing pieces 11 comprise springs 12 and steel balls 13, the lower parts of the springs 12 are fixedly connected with the inner hub 2, a spherical groove 14 is connected above the springs 12, the steel balls 13 are arranged in the spherical groove 14, and the upper parts of the steel balls 13 are in contact with the outer hub 1. Grease is provided in the spherical groove 14. The grease comprises the following components in parts by weight: the synthetic silicone oil is taken as follows: 50-80 parts of an Elco extreme pressure antiwear agent is as follows: 1-5 parts of carbon black: 1-30 parts of metal powder: 1-10 parts of boron nitride: 1 to 10 parts of antioxidant, 0.1 to 0.5 part of calcium grease, and the following components: 10-20 parts of phosphate: 2-5 parts.
Wherein:
and (3) synthesizing silicone oil: synthetic silicone oil has excellent heat resistance, electrical insulation, weather resistance, hydrophobicity, physiological inertia, small surface tension, low viscosity-temperature coefficient and high compression resistance), and has radiation resistance, and the base oil is a dispersion medium in a lubricating grease dispersion system and has great influence on the performance of lubricating grease;
elco extreme pressure antiwear agent: heavy load high bearing, extreme pressure wear resistance, high efficiency, energy saving and environmental protection, and is used as an additive;
carbon black: as a filler, the lubricating grease can resist the loss and enhance the lubricating ability;
metal powder: the dispersibility is good, and the catalyst is used;
boron nitride: the boron-carbon bond is broken in hot concentrated alkali, is slightly soluble in hot acid and insoluble in cold water, and is used as an additive;
an antioxidant: can delay or inhibit the progress of the oxidation process of the polymer, thereby preventing the aging of the polymer and prolonging the service life thereof;
lime base grease: calcium soap made of animal and vegetable oil (synthetic fatty acid for synthesizing calcium grease) and lime thickens mineral lubricating oil with medium viscosity, and water is used as peptizing agent to prepare the mineral lubricating oil; phosphate ester: the phosphate is mainly used as phosphorus-containing pesticide, nerve gas, flame-retardant hydraulic oil and lubricating oil, and is used as an additive;
the production method of the lubricating grease comprises the following process steps: the weight portions of the components are as follows:
(1) Adding 50 parts of synthetic silicone oil and 1 part of metal powder into a reaction kettle, uniformly stirring, heating to 100-150 ℃ for reaction, wherein the reaction time is as follows: 1 to 2 hours;
(2) Adding 1 part of an Elco extreme pressure antiwear agent, 1 part of carbon black, 1 part of boron nitride, 0.1 part of an antioxidant, 10 parts of calcium grease and 2 parts of phosphate into the reaction kettle mixture, and stirring and circularly refluxing for 1-2 hours;
(3) Filtering and grinding the mixed materials to obtain a finished product.
Firstly, an adapted tire is connected with the hub through a tire groove 10, then the hub is connected with a vehicle through a connecting rod 3, when in movement, the inner hub 2 is fixed, the outer hub 1 is used for fixing the position of the outer hub 1 through a buckle 7 and a clamping groove 8, when the outer hub 1 moves, the friction force with the inner hub 2 is reduced through a round steel ball 5 and a retainer 9, and a damping firmware 11 between the outer hub 1 and the inner hub 2 and a damping spring 6 on the inner side of the inner hub 2 can play a role in damping the vehicle.
Based on the above, the outer hub 1 and the inner hub 2 are arranged, the outer hub 1 and the inner hub 2 are in rotary connection through the round steel balls 5 and the retainer 9, so that the hub has lower center of gravity and better stability, and the damping spring 6 is arranged between the inner side of the inner hub 2 and the connecting rod 3, so that the hub has good damping property.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a wheel hub with bear low focus, includes outer wheel hub (1), interior wheel hub (2) and connecting rod (3), outer wheel hub (1) and interior wheel hub (2) centre of a circle are the same, its characterized in that: the novel bicycle is characterized in that the inner side of the outer hub (1) is rotationally connected with the outer side of the inner hub (2), a rotating chamber (4) is arranged between the outer hub (1) and the inner hub (2), round steel balls (5) are densely distributed in the rotating chamber (4) in a circumference manner, the outer sides of the round steel balls (5) are in contact with the outer hub (1), the inner sides of the round steel balls are in contact with the inner hub (2), a connecting rod (3) is arranged in the middle of the inner sides of the inner hub (2), the connecting rod (3) is perpendicular to the inner hub (2), damping springs (6) are densely distributed in the inner sides of the inner hub (2) in a circumference manner, and a plurality of damping springs (6) are connected with the connecting rod (3);
the cross section of the inner hub (2) is concave, the cross section of the outer hub (1) is concave, buckles (7) extending inwards are arranged on two sides above the inner hub (2), and clamping grooves (8) mutually matched with the buckles (7) are formed on two sides below the outer hub (1);
the connecting parts of the buckles (7) and the clamping grooves (8) are smooth, and lubricating grease is arranged between the buckles (7) and the clamping grooves (8);
the rotary chamber (4) is internally provided with a retainer (9), and a plurality of round steel balls (5) in the rotary chamber (4) are connected through the retainer (9).
2. The hub with a low center of gravity bearing of claim 1, wherein: and lubricating grease is also arranged in the rotating chamber (4), and is arranged between and at the periphery of the round steel balls (5) and the retainer (9).
3. The hub with a low center of gravity bearing of claim 1, wherein: the included angles between two adjacent damping springs (6) are the same.
4. The hub with a low center of gravity bearing of claim 1, wherein: the outer side of the outer hub (1) is provided with a tire groove (10).
5. The hub with a low center of gravity bearing of claim 1, wherein: the novel bicycle is characterized in that shock absorption fixing pieces (11) are arranged on two sides of the rotating chamber (4), each shock absorption fixing piece (11) comprises a spring (12) and steel balls (13), the lower portion of each spring (12) is fixedly connected with the inner hub (2), a ball-shaped groove (14) is formed in the upper portion of each spring (12), each steel ball (13) is arranged in each ball-shaped groove (14), and the upper portion of each steel ball (13) is in contact with the outer hub (1).
6. The hub with a low center of gravity bearing of claim 5, wherein: grease is arranged in the spherical groove (14).
7. The hub with a low center of gravity bearing according to claim 1 or 2 or 6, wherein: the grease comprises the following components in parts by weight: the synthetic silicone oil is taken as follows: 50-80 parts of an Elco extreme pressure antiwear agent is as follows: 1-5 parts of carbon black: 1 to 30 parts of the metal powder is as follows: 1-10 parts of boron nitride: 1 to 10 parts of antioxidant, 0.1 to 0.5 part of calcium grease, and the following components: 10-20 parts of phosphate: 2-5 parts of a base material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810339171.5A CN108372754B (en) | 2018-04-16 | 2018-04-16 | Hub with bearing low gravity center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810339171.5A CN108372754B (en) | 2018-04-16 | 2018-04-16 | Hub with bearing low gravity center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108372754A CN108372754A (en) | 2018-08-07 |
| CN108372754B true CN108372754B (en) | 2024-04-16 |
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| CN201810339171.5A Active CN108372754B (en) | 2018-04-16 | 2018-04-16 | Hub with bearing low gravity center |
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| CN201318324Y (en) * | 2008-12-09 | 2009-09-30 | 台达电子工业股份有限公司 | Fan blade |
| CN204172591U (en) * | 2014-08-01 | 2015-02-25 | 陕西科技大学 | A kind of front wheel hub with function of containing articles |
| CN104385837A (en) * | 2014-12-03 | 2015-03-04 | 江苏江永新材料科技有限公司 | Electric automobile hub |
| CN104554548A (en) * | 2013-10-22 | 2015-04-29 | 呼少奋 | Pedaled bicycle |
| CN205326677U (en) * | 2016-01-13 | 2016-06-22 | 宣建民 | Shaftless wheel |
| CN105751813A (en) * | 2014-12-15 | 2016-07-13 | 宣建民 | Shaftless electric vehicle wheel |
| CN206171025U (en) * | 2016-11-14 | 2017-05-17 | 温岭市越成机械有限公司 | Abrasionproof decreases tractor wheel that antidetonation was moved |
| CN206703834U (en) * | 2017-05-19 | 2017-12-05 | 宜春学院 | A kind of unpowered walking dolly of damping type |
| CN208101581U (en) * | 2018-04-16 | 2018-11-16 | 南通科技职业学院 | Wheel hub with carrying centre of gravity |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014001373A1 (en) * | 2014-02-04 | 2015-08-06 | Gv Engineering Gmbh | Vehicle axle assembly with integrated pressure medium line for tire filling |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201318324Y (en) * | 2008-12-09 | 2009-09-30 | 台达电子工业股份有限公司 | Fan blade |
| CN104554548A (en) * | 2013-10-22 | 2015-04-29 | 呼少奋 | Pedaled bicycle |
| CN204172591U (en) * | 2014-08-01 | 2015-02-25 | 陕西科技大学 | A kind of front wheel hub with function of containing articles |
| CN104385837A (en) * | 2014-12-03 | 2015-03-04 | 江苏江永新材料科技有限公司 | Electric automobile hub |
| CN105751813A (en) * | 2014-12-15 | 2016-07-13 | 宣建民 | Shaftless electric vehicle wheel |
| CN205326677U (en) * | 2016-01-13 | 2016-06-22 | 宣建民 | Shaftless wheel |
| CN206171025U (en) * | 2016-11-14 | 2017-05-17 | 温岭市越成机械有限公司 | Abrasionproof decreases tractor wheel that antidetonation was moved |
| CN206703834U (en) * | 2017-05-19 | 2017-12-05 | 宜春学院 | A kind of unpowered walking dolly of damping type |
| CN208101581U (en) * | 2018-04-16 | 2018-11-16 | 南通科技职业学院 | Wheel hub with carrying centre of gravity |
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| Publication number | Publication date |
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| CN108372754A (en) | 2018-08-07 |
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