CN108839744A - A kind of bicycle structure - Google Patents

A kind of bicycle structure Download PDF

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Publication number
CN108839744A
CN108839744A CN201810902045.6A CN201810902045A CN108839744A CN 108839744 A CN108839744 A CN 108839744A CN 201810902045 A CN201810902045 A CN 201810902045A CN 108839744 A CN108839744 A CN 108839744A
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CN
China
Prior art keywords
parts
hollow shaft
hollow
rear axle
bicycle
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Pending
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CN201810902045.6A
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Chinese (zh)
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张丹蓉
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Individual
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Individual
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Priority to CN201810902045.6A priority Critical patent/CN108839744A/en
Publication of CN108839744A publication Critical patent/CN108839744A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00—Cycle frames
    • B62K19/30—Frame parts shaped to receive other cycle parts or accessories
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/22—Esters containing halogen
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
    • C09D125/02—Homopolymers or copolymers of hydrocarbons
    • C09D125/04—Homopolymers or copolymers of styrene
    • C09D125/08—Copolymers of styrene
    • C09D125/14—Copolymers of styrene with unsaturated esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3045—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/327—Aluminium phosphate

Abstract

The invention discloses a kind of bicycle structures, including vehicle frame and front-wheel, the vehicle frame includes hollow shaft, it is fixed on the rear axle support of hollow shaft rear end and is fixed on the middle pedestal of hollow shaft front end, the hollow shaft is arranged along the length direction of bicycle, hind axle is fixed on the rear axle support, rear drum is installed on the hind axle, turning set is equipped with front shaft sleeve on the hollow shaft, the rear end of the front shaft sleeve is equipped with draw runner, the rear end of the front shaft sleeve is slidably fitted with rear axle housing by draw runner, there is hollow cavity in the hollow shaft, the hollow cavity is equipped with first motor and battery, the battery is powered at the first motor, the output end connecting screw of the first motor.Bicycle of the invention eliminates chain indispensable in standard bicycle drive mechanism, structure simplifies, and gearshift adjustment structure setting is further simplified in structure in the hollow pipe fitting of vehicle frame by the structure design of innovation.

Description

A kind of bicycle structure
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of bicycle structure.
Background technique
The bicycle of the prior art needs chain drive, and structure is not simplified, and needs to improve.The cycle wheel of the prior art There is no shock-damping structure, need that damping device is additionally arranged on vehicle frame, structure is complicated, needs to improve.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of bicycle structures, are needed with solving bicycle in the prior art Chain drive is wanted, structure is not simplified and cycle wheel does not have shock-damping structure, needs that damping dress is additionally arranged on vehicle frame It sets, the technical issues of structure is complicated.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of bicycle structure, including vehicle frame and front-wheel, institute Stating vehicle frame includes hollow shaft, the rear axle support for being fixed on hollow shaft rear end and the middle pedestal for being fixed on hollow shaft front end, it is described in Empty axis is arranged along the length direction of bicycle, is fixed with hind axle on the rear axle support, is equipped with rear drum on the hind axle, Turning set is equipped with front shaft sleeve on the hollow shaft, and the rear end of the front shaft sleeve is equipped with draw runner, and the rear end of the front shaft sleeve passes through cunning Item is slidably fitted with rear axle housing, has hollow cavity in the hollow shaft, and the hollow cavity is equipped with first motor and battery, The battery is powered at the first motor, the output end connecting screw of the first motor, is equipped with nut on the screw rod, The nut is radially equipped with guide post, and the hollow shaft is equipped with strip groove, and the rear axle housing is equipped with annular groove, the item The position of shape slot is corresponding with rear axle housing, and the guide post passes through the strip groove and is slideably positioned in the annular groove, before described Along the circumferential direction all uniformly distributed multiple bearing mounts on the front end face of axle sleeve and the rear end face of rear axle housing, on each bearing mount One ceramic bearing is installed, the rotation of the ceramic bearing is axial parallel with the axial direction of hollow shaft, installs on the middle pedestal There is axis, preceding fluted disc is installed on the axis, the outer rim of the preceding fluted disc is vertically installed with a circle teeth portion, on the rear drum Rear tooth disk is installed, multi-turn teeth portion is vertically installed on the rear tooth disk, the teeth portion on the preceding fluted disc is towards on front shaft sleeve The outer ring gap of two neighboring ceramic bearing, teeth portion on the rear tooth disk is towards the two neighboring ceramic bearing on rear axle housing Outer ring, the ceramic bearing matching resultant motion in the teeth portion of the preceding fluted disc and the bearing mount of front shaft sleeve, the rear tooth disk Ceramic bearing matching resultant motion on the bearing mount of teeth portion and rear axle housing；
The middle pedestal is coated with antirusting paint, and the raw material of the antirusting paint includes by weight：10 parts of poly- second of chlorosulfonation Olefine resin, 20 parts of water-soluble epoxy resins, 20 parts of styrene-acrylic emulsions, 20 parts of enhancing fluorine resin hydrophobic materials, 3 parts of curing agent, 10 Part filler, 2 parts of levelling agents；
The filler is 5 by aluminium triphosphate, trbasic zinc phosphate, barium sulfate by weight：5：5 are mixed to get；
The preparation method of the enhancing fluorine resin hydrophobic material is as follows：
(1), the nitric acid aqueous solution for being 10mol/L by 2 parts of tetrabutyl titanates, 10 parts of dehydrated alcohols, 1 part of molar concentration by molar part Solution is uniformly mixed and obtains solution A；
(2), 5 parts of montmorillonites, 10 parts of dehydrated alcohols are put into after mixing in 30 parts of solution As by weight, after stirring It stands, dry, calcining obtains modified montmorillonoid, and calcination temperature is 500 DEG C, calcination time 4h；
(3), by weight by 10 parts of Hexafluorobutyl mathacrylates, 10 parts of butyl acrylates, 10 parts of methyl methacrylates Ester, 2 parts of modified montmorillonoids, 2 parts of silane coupling agent KH792,2 parts of potassium peroxydisulfates put into the first process equipment after mixing, to CO is filled in first process equipment2Gas displacement is carried out, then the first process equipment is placed in water-bath, continues to be filled with CO2To In one process equipment, until the first process equipment internal pressure is 10MPa, CO is discharged after keeping after holding 10h2Obtain material B；
(4), material B is put into the second process equipment containing dimethylbenzene, increases the second process equipment temperature to 60 DEG C, protects Warm 5min, cooling, taking-up obtains material C, is then successively cleaned with dehydrated alcohol, deionized water, and drying obtains the enhancing and contains Fluororesin hydrophobic material.
The front-wheel includes the support frame and cutter ring being rotatedly connected with front axle, and support frame as described above is in equilateral triangle, The front axle is located at the center of triangle, and three of support frame as described above are set between corner point and cutter ring there are three spring pressure Bar, the line uprighting spring compression bar of the angle point of triangle and triangle center in non-stress, the spring pressure bar include hinged In the cylinder on support frame and it is articulated with the body of rod of cutter ring, bottom is equipped with spring, the other end of the spring in the cylinder It is set on the body of rod.
Above-mentioned technical proposal of the invention has the beneficial effect that：
Bicycle of the invention eliminates chain indispensable in standard bicycle drive mechanism by the structure design of innovation Item, structure simplifies, and gearshift adjustment structure setting is further simplified in structure in the hollow pipe fitting of vehicle frame, is had Practicability.Cycle wheel of the invention has shock-damping structure, and damping effect is good.
Detailed description of the invention
Fig. 1 is the schematic diagram of bicycle of the invention.
Fig. 2 is the perspective view of the driving structure of bicycle of the invention.
Fig. 3 is the partial perspective view one of the driving structure of bicycle of the invention.
Fig. 4 is the explosive view one of the driving structure of bicycle of the invention.
Fig. 5 is the explosive view two of the driving structure of bicycle of the invention.
Fig. 6 is the explosive view three of the driving structure of bicycle of the invention.
Fig. 7 is the structure chart of the rear axle housing of bicycle of the invention.
Fig. 8 is the partial perspective view two of the driving structure of bicycle of the invention.
Fig. 9 is the perspective view of front-wheel of the invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool Body embodiment is described in detail.
For convenience of description, before right direction is in Fig. 1, front end, front, direction of advance, left direction be after, rear end, after Portion, direction of retreat.
As shown in Figures 1 to 8, the embodiment of the present invention provides a kind of bicycle structure, including vehicle frame 100 and front-wheel 40, institute Vehicle frame 100 is stated to include hollow shaft 11, be fixed on the rear axle support 12 of 11 rear end of hollow shaft and be fixed in 11 front end of hollow shaft Pedestal 13, the hollow shaft 11 are arranged along the length direction of bicycle, hind axle 14 are fixed on the rear axle support 12, after described Rear drum 15 is installed on wheel shaft 14, passes through 23 turning set of first bearing on the hollow shaft 11 and is equipped with front shaft sleeve 16, before described The rear end of axle sleeve 16 is equipped with draw runner 161, and the rear end of the front shaft sleeve 16 is slidably fitted with rear axle housing 17 by draw runner 161, described Rear axle housing 17 is equipped with sliding slot (not shown), and the draw runner 161 is matched with sliding slot, has in hollow in the hollow shaft 11 Chamber, the hollow cavity are equipped with first motor 18 and battery 19, and the battery 19 is powered at the first motor 18, and described The output end connecting screw 20 of one motor 18, nut 21 is equipped on the screw rod 20, and being radially equipped with for the nut 21 is led Column 22, the hollow shaft 11 are equipped with strip groove 24, and the rear axle housing 17 is equipped with annular groove 171, the position of the strip groove 24 Set it is corresponding with rear axle housing 17, the guide post 22 pass through the strip groove 24 be slideably positioned in the annular groove 171, the item The width of shape slot 24 is adapted with the diameter of guide post 22, i.e., the width of strip groove 24 is limited slightly larger than the diameter of guide post 22 with playing The effect of position, along the circumferential direction all uniformly distributed multiple bearings installations on the front end face of the front shaft sleeve 16 and the rear end face of rear axle housing 17 Frame 25 is equipped with a ceramic bearing 26, the axial axis with hollow shaft of the rotation of the ceramic bearing on each bearing mount 25 To parallel, axis 27 is installed on the middle pedestal 13, fluted disc 28 before being equipped on the axis 27, the preceding fluted disc 28 Outer rim is vertically installed with a circle teeth portion 29, and rear tooth disk 30 is equipped on the rear drum 15, is vertically arranged on the rear tooth disk 30 There is multi-turn teeth portion 29, the teeth portion 29 on the preceding fluted disc 28 is towards between the outer ring of the two neighboring ceramic bearing 26 on front shaft sleeve 16 Gap, teeth portion 29 on the rear tooth disk 30 is towards the outer ring of the two neighboring ceramic bearing 26 on rear axle housing 17, the preceding fluted disc 26 matching resultant motion of ceramic bearing in 28 teeth portion 29 and the bearing mount of front shaft sleeve 16, the teeth portion 29 of the rear tooth disk 30 With the 26 matching resultant motion of ceramic bearing on the bearing mount of rear axle housing 17.Working principle is as follows：Foot pedal on bicycle Nipper disk is driven to drive front shaft sleeve rotation, front shaft sleeve drives rear axle housing rotation, and rear axle housing drives rear tooth disk rotation, and rear tooth disk drives Rear wheel, so that bicycle be made to advance, when needing speed change, first motor drives screw rod rotation, and screw rod drives cap rotation, Nut upper guide post drives rear axle housing to move in the longitudinal direction, to make the difference on the ceramic gear and rear tooth disk on rear axle housing The teeth portion of circle diameter matches transmission, and the outer ring surface of ceramic gear is engaged at the concave arc in the teeth portion.
As shown in Fig. 1 and Fig. 9, the front-wheel 40 includes the support frame 42 and cutter ring 43 being rotatedly connected with front axle 41, Tire (not shown) is installed, support frame as described above 42 is in equilateral triangle, and the front axle 41 is located at triangle on the cutter ring 43 At the center of shape, set between three corner points and cutter ring 43 of support frame as described above 42 there are three spring pressure bar, in non-stress three The line uprighting spring compression bar of angular angle point and triangle center, the spring pressure bar include the cylinder being articulated on support frame 42 Body 44 and the body of rod 45 for being articulated with cutter ring 43, bottom is equipped with spring (not shown) in the cylinder 44, the spring it is another End is set on the body of rod 45.When bicycle falls from eminence or pot hole not usually, the intracorporal spring of cylinder is compressed, The center of support frame also sinks simultaneously, so that front axle also moves down, so as to alleviate impact force, plays the work of damping With.
The middle pedestal is coated with antirusting paint, and the raw material of the antirusting paint includes by weight：10 parts of poly- second of chlorosulfonation Olefine resin, 20 parts of water-soluble epoxy resins, 20 parts of styrene-acrylic emulsions, 20 parts of enhancing fluorine resin hydrophobic materials, 3 parts of curing agent, 10 Part filler, 2 parts of levelling agents；
The filler is 5 by aluminium triphosphate, trbasic zinc phosphate, barium sulfate by weight：5：5 are mixed to get；
The preparation method of the enhancing fluorine resin hydrophobic material is as follows：
(1), the nitric acid aqueous solution for being 10mol/L by 2 parts of tetrabutyl titanates, 10 parts of dehydrated alcohols, 1 part of molar concentration by molar part Solution is uniformly mixed and obtains solution A；
(2), 5 parts of montmorillonites, 10 parts of dehydrated alcohols are put into after mixing in 30 parts of solution As by weight, after stirring It stands, dry, calcining obtains modified montmorillonoid, and calcination temperature is 500 DEG C, calcination time 4h；
(3), by weight by 10 parts of Hexafluorobutyl mathacrylates, 10 parts of butyl acrylates, 10 parts of methyl methacrylates Ester, 2 parts of modified montmorillonoids, 2 parts of silane coupling agent KH792,2 parts of potassium peroxydisulfates put into the first process equipment after mixing, to CO is filled in first process equipment2Gas displacement is carried out, then the first process equipment is placed in water-bath, continues to be filled with CO2To In one process equipment, until the first process equipment internal pressure is 10MPa, CO is discharged after keeping after holding 10h2Obtain material B；
(4), material B is put into the second process equipment containing dimethylbenzene, increases the second process equipment temperature to 60 DEG C, protects Warm 5min, cooling, taking-up obtains material C, is then successively cleaned with dehydrated alcohol, deionized water, and drying obtains the enhancing and contains Fluororesin hydrophobic material.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (2)

1. a kind of bicycle structure, including vehicle frame and front-wheel, which is characterized in that the vehicle frame include hollow shaft, be fixed on it is hollow The rear axle support of shaft rear end and the middle pedestal for being fixed on hollow shaft front end, the hollow shaft are arranged along the length direction of bicycle, It is fixed with hind axle on the rear axle support, rear drum is installed on the hind axle, turning set is equipped with front axle on the hollow shaft The rear end of set, the front shaft sleeve is equipped with draw runner, and the rear end of the front shaft sleeve is slidably fitted with rear axle housing by draw runner, described hollow There is hollow cavity in axis, the hollow cavity is equipped with first motor and battery, and the battery is powered at the first motor, The output end connecting screw of the first motor, nut is equipped on the screw rod, and the nut is radially equipped with guide post, institute Hollow shaft is stated equipped with strip groove, the rear axle housing is equipped with annular groove, and the position of the strip groove is corresponding with rear axle housing, institute It states guide post to be slideably positioned in the annular groove across the strip groove, the front end face of the front shaft sleeve and the rear end face of rear axle housing On along the circumferential direction all uniformly distributed multiple bearing mounts, a ceramic bearing, the ceramic shaft are installed on each bearing mount The rotation held is axial parallel with the axial direction of hollow shaft, and axis is equipped on the middle pedestal, is equipped with nipper on the axis Disk, the outer rim of the preceding fluted disc are vertically installed with a circle teeth portion, and rear tooth disk is equipped on the rear drum, is hung down on the rear tooth disk Directly be provided with multi-turn teeth portion, the teeth portion on the preceding fluted disc towards the two neighboring ceramic bearing on front shaft sleeve outer ring gap, Teeth portion on the rear tooth disk is towards the outer ring of the two neighboring ceramic bearing on rear axle housing, the teeth portion and front axle of the preceding fluted disc Ceramic bearing matching resultant motion on the bearing mount of set, in the teeth portion of the rear tooth disk and the bearing mount of rear axle housing Ceramic bearing matching resultant motion；
The middle pedestal is coated with antirusting paint, and the raw material of the antirusting paint includes by weight：10 parts of chlorosulfonated polyethylene trees Rouge, 20 parts of water-soluble epoxy resins, 20 parts of styrene-acrylic emulsions, 20 parts of enhancing fluorine resin hydrophobic materials, 3 parts of curing agent, 10 parts fill out Material, 2 parts of levelling agents；
The filler is 5 by aluminium triphosphate, trbasic zinc phosphate, barium sulfate by weight：5：5 are mixed to get；
The preparation method of the enhancing fluorine resin hydrophobic material is as follows：
(1), the aqueous solution of nitric acid for being 10mol/L by 2 parts of tetrabutyl titanates, 10 parts of dehydrated alcohols, 1 part of molar concentration by molar part It is uniformly mixed and obtains solution A；
(2), 5 parts of montmorillonites, 10 parts of dehydrated alcohols are put into after mixing in 30 parts of solution As by weight, are stood after stirring, Dry, calcining obtains modified montmorillonoid, and calcination temperature is 500 DEG C, calcination time 4h；
(3), by weight by 10 parts of Hexafluorobutyl mathacrylates, 10 parts of butyl acrylates, 10 parts of methyl methacrylates, 2 Part modified montmorillonoid, 2 parts of silane coupling agent KH792,2 parts of potassium peroxydisulfates put into the first process equipment after mixing, to first CO is filled in process equipment2Gas displacement is carried out, then the first process equipment is placed in water-bath, continues to be filled with CO2Add to first In construction equipment, until the first process equipment internal pressure is 10MPa, CO is discharged after keeping after holding 10h2Obtain material B；
(4), material B is put into the second process equipment containing dimethylbenzene, increases the second process equipment temperature to 60 DEG C, keeps the temperature 5min, cooling, taking-up obtains material C, is then successively cleaned with dehydrated alcohol, deionized water, and it is fluorine-containing that drying obtains the enhancing Resin hydrophobic material.
2. front-wheel according to claim 1, which is characterized in that the front-wheel includes the support frame being rotatedly connected with front axle And cutter ring, support frame as described above is in equilateral triangle, and the front axle is located at the center of triangle, and three of support frame as described above Spring pressure bar there are three setting between corner point and cutter ring, in non-stress, the angle point of triangle and the line of triangle center are vertical Spring pressure bar, the spring pressure bar include the cylinder being articulated on support frame and the body of rod for being articulated with cutter ring, bottom in the cylinder Portion is equipped with spring, and the other end of the spring is set on the body of rod.
CN201810902045.6A 2018-08-09 2018-08-09 A kind of bicycle structure Pending CN108839744A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810902045.6A CN108839744A (en) 2018-08-09 2018-08-09 A kind of bicycle structure

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CN106065623A (en) * 2016-06-22 2016-11-02 陈素珍 A kind of building municipal works slope anchorage device
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