CN109322900A - A kind of light-duty high-performance hole-bored axle from end to end and application method and product - Google Patents
A kind of light-duty high-performance hole-bored axle from end to end and application method and product Download PDFInfo
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- CN109322900A CN109322900A CN201811136377.4A CN201811136377A CN109322900A CN 109322900 A CN109322900 A CN 109322900A CN 201811136377 A CN201811136377 A CN 201811136377A CN 109322900 A CN109322900 A CN 109322900A
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- hole
- axle
- bored axle
- bored
- protective liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
- F16C3/023—Shafts; Axles made of several parts, e.g. by welding
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- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
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Abstract
The invention discloses a kind of light-duty high-performance hole-bored axle from end to end and application method and products, including isometrical or variable diameter axle ontology, two plug wires and two check valves, axle ontology is the hole-bored axle from end to end of perforation, two plug wires are threaded in respectively on the port at hole-bored axle from end to end both ends, two check valves are connected on the venthole of two plug wires, and protection liquid and/or pressed gas are filled in hole-bored axle from end to end.Uniform protecting film is formed in cavity using protection liquid, it can effectively reduce the oscillation intensity of hole-bored axle from end to end, destroy hole-bored axle from end to end vibration frequency, damp vibration wave conduction, enhance antifatigue effect, simultaneously, pressed gas compensates for the deficiency of village hollowing axle bring mechanical performance reduction, improve resistance to compression, impact strength and the anti-twisting property of hole-bored axle from end to end, it is simple with structure, easy for installation, the excellent advantage of comprehensive mechanical performance is suitable for bullet train axle, heavy haul train axle, Automobile shaft etc..
Description
Technical field
The present invention relates to a kind of axle that can be used on the high-speed carriering tools such as high-speed rail, automobile, in particular to one kind can drop
Low axle weight, and light-duty high-performance hole-bored axle from end to end and application method and product with certain interior pressure and effectiveness in vibration suppression, belong to
In communications and transportation accessories field.
Background technique
In recent years, China Railway High-speed enters Rapid development stage, and the requirement to bullet train is also being continuously improved.Its
In, to guarantee train running speed, loss of the friction to energy is reduced, mitigate that the weight of train has become bullet train development must
So.
High-speed rail wheel lift and carry entire high-speed rail weight and operational process in wear most serious, be hit power
Maximum place, being connected to a pair of is the key that wheel is normal, safety traffic to the axle between wheel, and axle is antitorque, antidetonation
The quality of performance directly affects the safety of wheel and entire vehicle, most important for the high-speed rail vehicle of high-speed cruising.
For kinematics angle, speed is faster, and weight is bigger, and impact that bearing is received, distortion power are bigger, especially exists
When emergency braking, axle will receive several times when being higher by normal operation of inertia force impact, and this inertia force impact has axle huge
Big destructiveness.With the raising of high-speed rail speed, the synthetic load power that high-speed rail axle can bear has reached the limit, even if in vehicle
In shaft material plus some rare metals, running at high speed under normal conditions, the high-speed rail axle speeds tested now can only be also solved
520 kilometers can be reached, and target speed per hour is 600 kilometers, high-speed rail axle speeds setting value is that have certain limiting value to require, and is surpassed
The limiting value of axle is crossed, magnetic suspension train is also only selected.The loaded state of high-speed rail axle in actual operation equally compares
Complexity is influenced by ambient weather, region, except the work of power the effects of subject itself brake force, gravity and wheel reaction force
With outer, in the matching part of axle and each component, there is also axial force not of uniform size, radial force, shearing force, moment of flexure, torques
Equal independent roles power or collective effect power, can all generate huge damage to axle.Wherein, wheel tyre tread with rail contact when generate
Vibration, the wave vibration that axle generates can seriously be damaged the axle service life, axle damage easily cause vehicle that accident occurs, and in vehicle
Having nearly 2/3 in axis damage is as caused by fatigue rupture.
As running velocity improves, axle stress cycle frequency is accelerated, under the premise of reducing axle weight, to axle
Structure and Fatigue Life Research are carried out, service performance is improved, just becomes the present invention and wants to solve the problems, such as.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the present invention is intended to provide one kind has excellent combination mechanical performance, at low cost, again
Amount is light, fatigue resistance is high, using effect is good, light-duty high-performance hole-bored axle from end to end suitable for mass production, is arranged with meeting high speed
The use of the high speed means of transport such as vehicle axle, heavy haul train axle, light rail train axle, ordinary train axle and Automobile shaft
It needs.
In high-speed carriering tool, due to taking turns to the total weight that carry vehicle, and the stress condition in high-speed cruising
Extremely complex, especially 350 kilometers of speed per hour of high-speed rail hole-bored axle from end to end must have enough intensity and excellent toughness, that is, have good
Good comprehensive mechanical performance just can guarantee operational safety.To guarantee the speed of service, mitigate unsprung mass, it is desirable to hole-bored axle from end to end inner hole
Diameter is the bigger the better, but this can reduce axle intensity again, influence operational safety.To make to reduce unsprung mass and guaranteeing axle intensity
It is mutually coordinated, increase axle internal force by the demand for being just able to satisfy the two, so optimal selection mode is exactly to use variable diameter empty
Heart axle, meanwhile, injected in the cavity of variable diameter hole-bored axle from end to end effectively can antifatigue damage protective liquid, improve variable diameter it is hollow
The fatigue resistance of axle, and then the compression strength and compression set of variable diameter hole-bored axle from end to end are enable by injection pressure gas again
Power improves, the comprehensive mechanical performances such as the whole vibration resistance of General Promotion variable diameter hole-bored axle from end to end, impact resistance, crushing resistance, to protect
Demonstrate,prove the delivery vehicle safety and reliability that hole-bored axle from end to end uses during high speed driving.
The present invention is achieved through the following technical solutions:
A kind of light-duty high-performance hole-bored axle from end to end further includes that two plug wires and two are unidirectional including isometrical or variable diameter axle ontology
Valve, axle ontology are the hole-bored axle from end to end of perforation, and the internal diameter of hole-bored axle from end to end is isometrical or variable-diameter structure, the both ends port of hole-bored axle from end to end
It is equipped with screw thread, two plug wires are threaded in respectively on the port at hole-bored axle from end to end both ends, and plug wire is equipped with and hole-bored axle from end to end sky
The venthole of chamber perforation, two check valves are connected on the venthole of two plug wires, and plug wire and check valve are located at hollow vehicle
On the inside of the end face of axis, protective liquid is also filled in hole-bored axle from end to end.
The reservoir quantity of the protective liquid is less than the 1/5 of axle internal diameter volume.
The protective liquid is antifreezing protection liquid, medium temperature protective liquid, high temperature protection liquid or synthesis protective liquid.
Anti-icing fluid is also filled in the hole-bored axle from end to end.
The whole reservoir quantity of the protective liquid and anti-icing fluid is less than the 1/5 of axle internal diameter volume.
Pressed gas is also filled in the hole-bored axle from end to end, the nominal operating pressure of pressed gas is 2-20MPa.
The pressed gas is air, nitrogen or inert gas, or is any in air, nitrogen and inert gas three
Two or three of mixture.
A kind of application method of light-duty high-performance hole-bored axle from end to end, specific steps include:
Step 1 removes the check valve for being mounted on isometrical or variable diameter hole-bored axle from end to end end face in plug wire, after removing check valve
Protective liquid and/or anti-icing fluid are injected into the cavity of hole-bored axle from end to end by the venthole on plug wire, it is ensured that reservoir quantity is less than hollow vehicle
The 1/5 of axis internal diameter volume.
Step 2 is reinstalled check valve, forms the sealing to hole-bored axle from end to end cavity, rotates hole-bored axle from end to end, makes protective liquid
And/or anti-icing fluid is coated uniformly on the inner wall of hole-bored axle from end to end cavity, the hole-bored axle from end to end after fluid injection can be used.It is anti-if you need to adjust
Liquid and/or anti-icing fluid are protected, the addition or replacement of normal guard liquid and/or anti-icing fluid can be carried out by removing check valve.
Step 3, using check valve into the cavity of hole-bored axle from end to end injection pressure gas, keep the operating pressure of pressed gas
For 2-20MPa.
Hole-bored axle from end to end after injection pressure gas is connected between the wheel of vehicle to be installed, fluid injection and injection pressure by step 4
Hole-bored axle from end to end afterwards can be used.If you need to supplement or replace pressed gas, continued using check valve into the cavity of hole-bored axle from end to end
Injection pressure gas, or operation check valve release pressed gas in hole-bored axle from end to end, reinject new pressed gas；Such as
Protective liquid and/or anti-icing fluid need to be supplemented or be replaced, first releases pressed gas, then removes check valve, by plug wire
Protective liquid and/or anti-icing fluid are supplemented in cavity by venthole, or fall protective liquid and/or anti-icing fluid after removing check valve
Out, new protective liquid and/or anti-icing fluid are then reinjected, check valve, injection pressure gas are finally loaded onto.
A kind of delivery vehicle according to made of a kind of above-mentioned light-duty high-performance hole-bored axle from end to end, including the light-duty high-performance are empty
Heart axle is injected with protective liquid and/or anti-icing fluid in hole-bored axle from end to end；Or be injected in hole-bored axle from end to end protective liquid, anti-icing fluid and
Pressed gas；Or protective liquid and pressed gas are injected in hole-bored axle from end to end.
A kind of light-duty high-performance hole-bored axle from end to end of the present invention and application method and product, by variable diameter or isometrical hole-bored axle from end to end
Cavity in inject protective liquid, anti-icing fluid and pressed gas, uniform protecting film is formed in cavity using protective liquid, and rear
Phase forms certain atomizating phenomenon during running at high speed, and reduces the oscillation intensity of hole-bored axle from end to end, destroys hole-bored axle from end to end vibration frequency
Rate, damping vibration wave conduction, anti-icing fluid, which is added, can prevent to generate metal hardening crack because of winter severe cold axle, improve axle operational safety
Property, and then enhance the antifatigue effect of entirety of hole-bored axle from end to end, extend hole-bored axle from end to end service life, meanwhile, existed using pressed gas
Uniform internal pressure is formed in cavity, is compensated for the deficiency of village hollowing axle bring mechanical performance reduction, is improved hole-bored axle from end to end
Resistance to compression, impact strength and bending resistance and anti-twisting property are effectively protected under the premise of reducing axle weight, improving the speed of service
Demonstrate,proved the mechanical performance of hole-bored axle from end to end, then assist injection nitrogen or inert gas in the case where, can comprehensively, adequately guarantee to run
The safety and reliability of pressure process gas meets the use needs at a temperature of varying environment.It is simple with overall structure, peace
Dress and use process are convenient, and comprehensive mechanical performance is excellent, at low cost, the good advantage of using effect, are particularly suitable for production high speed and arrange
Vehicle axle, heavy haul train axle, light rail train axle, ordinary train axle and Automobile shaft etc..
Detailed description of the invention
Fig. 1 is a kind of structure sectional view of light-duty high-performance hole-bored axle from end to end of the present invention.
Specific embodiment
A kind of 1 pair of light-duty high-performance hole-bored axle from end to end of the present invention is described in further detail with reference to the accompanying drawing:
A kind of light-duty high-performance hole-bored axle from end to end of the present invention, 1, two plug wire 4 of axle ontology and two lists including variable diameter
To valve 5.The axle ontology 1 of variable diameter can reduce axle weight, and through-hole 3 is through in axle ontology 1, so that the axle sheet of perforation
Body 1 forms the hole-bored axle from end to end for having cavity, for the weight for further decreasing hole-bored axle from end to end, simultaneously, it is ensured that corresponding vehicle
Axis intensity has also carried out at correspondingly variable diameter on the through-hole 3 in axle ontology 1 with 1 surface variable diameter process of axle ontology
Reason.
The both ends port of hole-bored axle from end to end is equipped with screw thread, and two plug wires 4 are threaded in the end at hole-bored axle from end to end both ends respectively
On mouth, plug wire 4 is equipped with the venthole penetrated through with hole-bored axle from end to end cavity, and two check valves 5 are connected to the logical of two plug wires 4
On stomata, meanwhile, for the influence for avoiding plug wire 4 and check valve 5 from using hole-bored axle from end to end, plug wire 4 and check valve 5 are all located at hollow
On the inside of the end face of axle.
For the loss for increasing village hollowing back axle mechanization performance, in this example, protective liquid is also filled in hole-bored axle from end to end
2, protective liquid 2 is antifreezing protection liquid.Certainly, protective liquid 2 can be also medium temperature protective liquid, high temperature protection liquid or synthesis protective liquid.Its
In, environment temperature uses medium temperature protective liquid at 6-29 DEG C in 5 DEG C of antifreezing protection liquid used below, environment temperature, and environment temperature exists
High temperature protection liquid is used at 30-65 DEG C, and synthesis protective liquid also can be used under specific occasion.By taking oil base as an example, under low temperature environment
Using the antifreezing protection liquid of low viscosity, such as the oil base trade mark are as follows: 0W, 5W, 10W, 15W, 20W, 25W；Using medium under medium temperature environment
The medium temperature protective liquid of viscosity, such as the oil base trade mark are as follows: 20,30,40；Highly viscous high temperature protection liquid, such as oil are used under hot environment
The base trade mark are as follows: 40,50.Or directly use oil universal, the trade mark in winter or summer section are as follows: 5W-20,5W-30,5W-40,5W-50,
10W-20、10W-30、10W-40、10W-50、15W-20、15W-30、15W-40、15W-50、20W-20、20W-30、20W-40、
20W-50 etc..The reservoir quantity of protective liquid 2 is the 1/7 of axle internal diameter volume, and protective liquid 2 can on the cavity inner wall in hole-bored axle from end to end
To form protective film, as the high speed rotation of hole-bored axle from end to end can also form partly atomized, hole-bored axle from end to end vibration frequency, damping are destroyed
Vibration wave conduction eliminates influence of the village hollowing bring to axle performance to improve the fatigue resistance and resistance to shock of axle,
Extend hole-bored axle from end to end service life.
For the crushing resistance and impact resistance for further increasing hole-bored axle from end to end, in this example, pressure is also filled in hole-bored axle from end to end
Power air 6, the nominal operating pressure of pressure air 6 are 5MPa, and biggish internal pressure can form hole-bored axle from end to end in inside and support, have
Effect alleviates the hole-bored axle from end to end impact that wheel seat position is subject to during high-speed cruising, alleviates stress concentration to the shadow of hole-bored axle from end to end
Ring, to improve the structural strength of hole-bored axle from end to end, it is ensured that reduce weight after using safe.
Certainly, above-mentioned injection process also may include anti-icing fluid so that hole-bored axle from end to end compared with cryogenic region in use, will not be because of temperature
Degree reason causes protective liquid 2 to freeze, and does not become good protecting film protection.Alternatively, can also root in the pressure air 6 of injection
It needs to be mixed into nitrogen according to cooling, hole-bored axle from end to end bulk temperature is reduced using the heat absorption capacity of nitrogen, it is ensured that hole-bored axle from end to end internal pressure
The safety of power.Certainly, the inert gas that pressed gas can also be stable for performance, or be air, nitrogen and inert gas three
In any two or three of mixture, collocation mode with practical service environment, using temperature and requirement depending on.
A kind of application method of above-mentioned light-duty high-performance hole-bored axle from end to end, specific steps include:
Step 1 removes the check valve for being mounted on variable diameter hole-bored axle from end to end end face in plug wire, using removing after check valve on plug wire
Venthole protective liquid is injected into the cavity of hole-bored axle from end to end, it is ensured that reservoir quantity be hole-bored axle from end to end internal diameter volume 1/7.
The process of injection protective liquid can both be injected after processing is completed in hole-bored axle from end to end, can also be before user's use
Carry out the injection of protective liquid, the type of time of injection and injection can as needed depending on.
Check valve is removed, the venthole being arranged on plug wire forms connection hole-bored axle from end to end cavity and extraneous channel, utilizes
Protective liquid is injected into the cavity of hole-bored axle from end to end by venthole in which can be convenient, and is not needed complicated operating process, is only used letter
Injection of the single tool with regard to achievable dismounting and protective liquid.To form good, complete protecting film in cavity, in this example, fluid injection
Amount is the 1/7 of hole-bored axle from end to end internal diameter volume.Certainly, reservoir quantity can also be 1/6,1/8 or 1/9 etc..
Step 2 is reinstalled check valve, forms the sealing to hole-bored axle from end to end cavity, rotates hole-bored axle from end to end, keeps protective liquid equal
On the even inner wall coated in hole-bored axle from end to end cavity.
After being reinstalled check valve, check valve, plug wire form hole-bored axle from end to end cavity together with axle ontology and seal, it is ensured that
Sealing of the cavity to protective liquid or later period injection pressure gas.The protective liquid of injection will form one with the rotation of hole-bored axle from end to end
A protecting film being coated uniformly on hole-bored axle from end to end inner wall, the later period, protective liquid also can produce with the high-speed rotation of hole-bored axle from end to end
Partly atomized destroys axle vibration frequency to reduce the oscillation intensity of axle, and damping vibration wave conduction extends axle and uses the longevity
Life improves the safety of hole-bored axle from end to end operational process.
Certainly, injecting in liquid may also include anti-icing fluid, and anti-icing fluid can prevent the metal of time in severe winter hole-bored axle from end to end generation
Hardening crack and the generation of the protective liquid of injection are freezed, it is ensured that the safety and reliability that protective liquid uses.
Step 3, injection pressure air, the work of holding injection pressure air into the cavity of hole-bored axle from end to end using check valve
Pressure is 5MPa.
Since check valve can form effective one-way check to gas, so outside air can be passed through after loading onto check valve
Air is pressed people into the cavity of hole-bored axle from end to end by compression set, to form internal pressure, in hole-bored axle from end to end to improve hole-bored axle from end to end
Internal resistance to compression and impact strength, making up village hollowing influences axle intensity bring.The work pressure of the pressure air of injection
Power can select in 2-20MPa, mainly with the use environment of hole-bored axle from end to end, loading capacity, the speed of service and hole-bored axle from end to end
The conditions such as wall thickness and determine.
Certainly, according to use environment needs, nitrogen can also be mixed in the pressure air of injection, using nitrogen to pressure sky
Gas carries out cooling processing, it is ensured that the safety in utilization and reliability of pressed gas in cavity；Or in the pressure air of injection
It is mixed into inert gas, the stability of pressure air under particular surroundings is improved using inert gas；Or in the pressure air of injection
It is mixed with the multiple gases such as nitrogen and inert gas；Again or be directly injected into nitrogen or inert gas etc., mode can be varied,
Multiple combinations.
Hole-bored axle from end to end after injection pressure gas is connected between the wheel of vehicle to be installed by step 4, hole-bored axle from end to end peace
It installs into.
The hole-bored axle from end to end assembled in this way not only reduces the weight of axle, and utilizes protective liquid and pressed gas
Synergy compensates for influence of the village hollowing bring to axle mechanical performance, meets to axle high speed, lightweight, intensity
The requirement of high, performance stabilization etc..
Step 5 in use process, when if you need to supplement or replace pressed gas, can be continued using check valve to hollow vehicle
Injection pressure gas in the cavity of axis, or after operation check valve releases the pressed gas in hole-bored axle from end to end, then by unidirectional
Valve injects new pressed gas into cavity；When if you need to supplement or replace protective liquid, pressed gas is released first, is then removed
Protective liquid is supplemented in cavity by the venthole on plug wire, or pours out protective liquid after removing check valve by check valve,
After even cleaning, new protective liquid is reinjected, check valve, injection pressure gas are finally loaded on.
It is a kind of to utilize delivery vehicle made of above-mentioned light-duty high-performance hole-bored axle from end to end, except including delivery vehicle each section itself
Outside structure, the axle of connection between the wheels is above-mentioned light-duty high-performance hole-bored axle from end to end, is injected with protective liquid in hole-bored axle from end to end
And pressed gas.Manufactured delivery vehicle include but is not limited to bullet train, heavy haul train, light rail train, ordinary train and
Heavy load truck, automobile etc..
Claims (10)
1. a kind of light-duty high-performance hole-bored axle from end to end, including isometrical or variable diameter axle ontology, which is characterized in that further include two stifled
Silk and two check valves, the axle ontology are the hole-bored axle from end to end of perforation, and the internal diameter of hole-bored axle from end to end is isometrical or variable-diameter structure, empty
The both ends port of heart axle is equipped with screw thread；Described two plug wires are threaded in respectively on the port at hole-bored axle from end to end both ends, are blocked up
Silk is equipped with the venthole penetrated through with hole-bored axle from end to end cavity；Described two check valves are connected to the venthole of two plug wires
On, plug wire and check valve are located on the inside of the end face of hole-bored axle from end to end；Protective liquid is also filled in the hole-bored axle from end to end.
2. a kind of light-duty high-performance hole-bored axle from end to end according to claim 1, which is characterized in that the reservoir quantity of the protective liquid
Less than the 1/5 of axle internal diameter volume.
3. a kind of light-duty high-performance hole-bored axle from end to end according to claim 1, which is characterized in that the protective liquid is anti-for low temperature
Protect liquid, medium temperature protective liquid, high temperature protection liquid or synthesis protective liquid.
4. a kind of light-duty high-performance hole-bored axle from end to end according to claim 1, which is characterized in that also add in the hole-bored axle from end to end
It is marked with anti-icing fluid.
5. a kind of light-duty high-performance hole-bored axle from end to end according to claim 4, which is characterized in that the protective liquid and anti-icing fluid
Whole reservoir quantity be less than axle internal diameter volume 1/5.
6. a kind of light-duty high-performance hole-bored axle from end to end according to claim 1 or 4, which is characterized in that in the hole-bored axle from end to end
It is also filled with pressed gas, the nominal operating pressure of pressed gas is 2-20MPa.
7. a kind of light-duty high-performance hole-bored axle from end to end according to claim 6, which is characterized in that the pressed gas is sky
Gas, nitrogen or inert gas, or be any two or three in air, nitrogen and inert gas three of mixture.
8. a kind of application method of light-duty high-performance hole-bored axle from end to end a kind of according to the claims 1, which is characterized in that tool
Body step includes:
Step 1 removes the check valve for being mounted on isometrical or variable diameter hole-bored axle from end to end end face in plug wire, after removing check valve
Protective liquid and/or anti-icing fluid are injected into the cavity of hole-bored axle from end to end by the venthole on plug wire, it is ensured that reservoir quantity is less than hollow vehicle
The 1/5 of axis internal diameter volume；
Step 2 is reinstalled check valve, forms the sealing to hole-bored axle from end to end cavity, rotates hole-bored axle from end to end, make protective liquid and/or
Anti-icing fluid is coated uniformly on the inner wall of hole-bored axle from end to end cavity, and the hole-bored axle from end to end after fluid injection can be used；
If you need to adjust protective liquid and/or anti-icing fluid, remove check valve can carry out normal guard liquid and/or anti-icing fluid addition or
Replacement.
9. a kind of application method of light-duty high-performance hole-bored axle from end to end according to claim 8, which is characterized in that further include:
Step 3, using check valve into the cavity of hole-bored axle from end to end injection pressure gas, keep pressed gas operating pressure be 2-
20MPa；
Hole-bored axle from end to end after injection pressure gas is connected between the wheel of vehicle to be installed by step 4, after fluid injection and injection pressure
Hole-bored axle from end to end can be used；
If you need to supplement or replace pressed gas, continue the injection pressure gas into the cavity of hole-bored axle from end to end using check valve, or
Operation check valve releases pressed gas in hole-bored axle from end to end, reinjects new pressed gas；
If you need to supplement or replace protective liquid and/or anti-icing fluid, pressed gas is released first, then removes check valve, by stifled
Protective liquid and/or anti-icing fluid are supplemented in cavity by the venthole on silk, or by protective liquid and/or are prevented after removing check valve
Freeze liquid to pour out, then reinjects new protective liquid and/or anti-icing fluid, finally load onto check valve, injection pressure gas.
10. delivery vehicle made of a kind of light-duty high-performance hole-bored axle from end to end a kind of according to the claims 1, feature exist
In being injected with protective liquid and/or anti-icing fluid in, including the light-duty high-performance hole-bored axle from end to end, hole-bored axle from end to end；Or hole-bored axle from end to end
Inside it is injected with protective liquid, anti-icing fluid and pressed gas；Or protective liquid and pressed gas are injected in hole-bored axle from end to end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811136377.4A CN109322900A (en) | 2018-09-28 | 2018-09-28 | A kind of light-duty high-performance hole-bored axle from end to end and application method and product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811136377.4A CN109322900A (en) | 2018-09-28 | 2018-09-28 | A kind of light-duty high-performance hole-bored axle from end to end and application method and product |
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| Publication Number | Publication Date |
|---|---|
| CN109322900A true CN109322900A (en) | 2019-02-12 |
Family
ID=65266146
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| CN201811136377.4A Pending CN109322900A (en) | 2018-09-28 | 2018-09-28 | A kind of light-duty high-performance hole-bored axle from end to end and application method and product |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283237A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘系统有限公司 | Shaft tube reducing aluminum alloy transmission shaft of medium and heavy commercial vehicle |
| CN112283238A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘系统有限公司 | Novel super-long aluminum alloy transmission shaft |
| CN113774706A (en) * | 2021-09-08 | 2021-12-10 | 江苏九九久科技有限公司 | Aerify reinforcing formula drum shaft |
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- 2018-09-28 CN CN201811136377.4A patent/CN109322900A/en active Pending
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283237A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘系统有限公司 | Shaft tube reducing aluminum alloy transmission shaft of medium and heavy commercial vehicle |
| CN112283238A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘系统有限公司 | Novel super-long aluminum alloy transmission shaft |
| CN113774706A (en) * | 2021-09-08 | 2021-12-10 | 江苏九九久科技有限公司 | Aerify reinforcing formula drum shaft |
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Application publication date: 20190212 |