CN101301988A - Wet-type brake fluid charging machine and charging method thereof - Google Patents
Wet-type brake fluid charging machine and charging method thereof Download PDFInfo
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- CN101301988A CN101301988A CNA2008100664990A CN200810066499A CN101301988A CN 101301988 A CN101301988 A CN 101301988A CN A2008100664990 A CNA2008100664990 A CN A2008100664990A CN 200810066499 A CN200810066499 A CN 200810066499A CN 101301988 A CN101301988 A CN 101301988A
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- brake fluid
- filling
- charging
- braking liquid
- type brake
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Abstract
The invention relates to a wet brake fluid filling machine which comprises a filling line (10), a control valve (11), a filling gun (20), a fluid filling tank (30), a filling pump (40), a stabilization tank (51) and a bayonet tube of an oil barrel. The filling method includes following steps: first feeding the brake fluid to a fluid infusion tank through the bayonet tube of the oil barrel, and feeding the brake fluid from the oil tank into the stabilization tank for bubbles removal; then filling the bubbles removed brake fluid into the brake system of the vehicle; opening the exhaust valve at the end of the vehicle brake system; stop filling until the brake fluid discharged free from bubbles, and closing the exhaust valve at the end of the brake system simultaneously. The filling method of the invention is characterized in simple procedure, convenient operation and less requirements for technical level of operators, thus reducing the cost. The filling machine has good filling effect, simple structure, easy operation and low costs in manufacture and maintenance.
Description
Technical field
The present invention relates to liquid transporting apparatus, particularly motor vehicle brake fluid apparatus for filling and charging method in the car manufacturer.
Background technology
More early stage brake fluid charging all is to adopt artificial filling.Concrete grammar is: a people constantly steps on the brake pedal of electrical automobile back and forth with pin in operator's compartment, utilize the brake pump of automobile to pressurize to braking liquid, the past brake piping of brake fluid pressure, another person opens the blow off valve of brake piping in the bottom of automobile simultaneously, utilize the mobile of braking liquid, reach the purpose of getting rid of the brake piping air the air exhaustion in the brake piping.And, also need constantly additional braking liquid in the brake fluid oil pot the employee of operator's compartment, when the pasta line that also will adjust behind the end of operation in the brake fluid oil pot, make the braking liquid storage capacity in the oil can meet technical requirements.This operating mode is relatively backward, and the operating personal that needs is many, and personnel labor is bigger, and owing to factor artificial in filling process is many, so the quality fluctuation of brake fluid charging is bigger.Eliminate this charging method already at the auto producer that scale is arranged slightly.
Present auto producer generally all adopts the machine filling.The method of machine filling is generally: operating personal is enclosed within braking liquid Hu Kou with the filling gun of being furnished with on the machine.Behind the push button, loom just begins to vacuumize to the car brake piping, begins the braking liquid of annotating after being extracted into to a certain degree, and charging machine is provided with time set, just stops automatically after being added to certain hour.After operating personal was extracted filling gun, filling finished.There is such shortcoming in this brake fluid charging machine:
1, car brake piping vacuum is had relatively high expectations, have leakage will cause the filling failure slightly;
2, buying and maintenance cost are higher, and hundreds of thousands of or up to a million is generally all wanted in buying, and the parts on the machine are also very expensive, all will drop into very big a sum of money every year to go to safeguard;
3, complex structure, difficult in maintenance.Service personnel needs to be grasped multi-door technology could guarantee the machine normal operation.
Summary of the invention
The invention provides a kind of Wet-type brake fluid charging method and equipment thereof, adopt the terminal exhaust phase combination of directly filling and brake piping, do not need in the filling process to vacuumize, filling process is simple, cost of equipment is low, solves in the prior art brake piping is required high, complex operation and operating personal is required too high technical matters.
A kind of Wet-type brake fluid charging method may further comprise the steps:
A. at first braking liquid is input in calm jar by fuel tank, gets rid of bubble;
B. will get rid of the brake system that braking liquid behind the bubble injects automobile;
C. open the blow off valve of brake system of car end;
Stop when not having bubble in the braking liquid D. to be discharged injecting the blow off valve of closing the brake system end simultaneously.
Also comprise step by step following in the described steps A:
A1. by fluid infusion pump and oil drum intubate braking liquid is delivered to oil feeding reservoir from oil drum, leave standstill certain hour, carry out preliminary bubble and get rid of;
A2. by force lift braking liquid is pressurizeed again, the braking liquid after the pressurization is input in calm jar, this calm jar internal pressure is less than the pressure of braking liquid itself.
Adopt the gear type pump pressurized brake fluid in the described steps A 2, and stablize brake fluid pressure in the gear type pump export pipeline with voltage-stabilizing system.
Also have following steps behind the described step D:
E. adjust braking liquid and store oil pot liquid level, concordant until liquid level with filler opening.
Adopt siphon principle to adjust electrolyte level in the described step e, on the filling muzzle length-adjustable filler pipe is set, it is concordant that the braking liquid liquid level is adjusted to filler opening.
Also have following steps behind the described step D:
F. reclaim the braking liquid of discharging, braking liquid and the collection of air-blending liquid that the terminal blow off valve of brake system is discharged enter in the fluid infusion case.
A kind of Wet-type brake fluid charging machine, this charging machine comprises charging line, at by-pass valve control and the filling gun that this charging line one end is provided with, the fluid injection case that the charging line other end is provided with is in series with dispenser pump and air-vent from the fluid injection case to the filling gun direction on the described charging line successively.
Described air-vent is calm jar.
Charging method program of the present invention is simple, easy to operate, and, technical level of operators there are not too high requirement, cost-cutting yet.Charging machine filling fruit is good, simple in structure, and easy left-hand seat simple to operate is made with maintenance cost cheap.
Description of drawings
Fig. 1 is the scheme drawing of Wet-type brake fluid charging machine of the present invention.
The specific embodiment
In conjunction with above-mentioned description of drawings specific embodiments of the invention.
A kind of Wet-type brake fluid charging method may further comprise the steps:
A. at first braking liquid is input in calm jar by fuel tank, gets rid of bubble;
B. will get rid of the brake system that braking liquid behind the bubble injects automobile;
C. open the blow off valve of brake system of car end;
Stop when not having bubble in the braking liquid D. to be discharged injecting the blow off valve of closing the brake system end simultaneously.
Design and produce a brake fluid charging platform on the auto production line side, the production car that hangs on this flat-bed height and manufacturing line bottom maintains an equal level, whole filling need of work 2 people operation, a people under a people, the car on the platform.Operator on the platform presses the button the equipment of starting as long as the filling gun braking liquid of screwing on is stored the oil can mouth, and the sound and light signal of equipment is reminded the operator below the production car that hangs, and brake fluid charging begins.Operator below the production car that hangs, the while can be opened the brake piping exhausr port of 4 wheels, observes the braking liquid of discharging from exhausr port, when braking liquid does not have bubble fully, close the braking liquid exhausr port, hull closures (halt switch be located at car at the bottom of next door) simultaneously, brake fluid charging finishes.The operator sees that sound and light signal closes on the platform, knows that braking liquid has been annotated to finish, and takes off filling gun, carries out the filling of next.Filling process of the present invention does not need brake piping is vacuumized, thereby has simplified loading system and operation, has reduced cost yet.
Also comprise step by step following in the described steps A:
A1. by fluid infusion pump and oil drum intubate braking liquid is delivered to oil feeding reservoir from oil drum, leave standstill certain hour, carry out preliminary bubble and get rid of;
A2. by force lift braking liquid is pressurizeed again, the braking liquid after the pressurization is input in calm jar, this calm jar internal pressure is less than the pressure of braking liquid itself.
With the braking liquid pressurization, the one, in order to inject smoothly in the brake piping, secondly, can also reduce the bubble in the braking liquid by calm jar pressure relief function, guaranteed the pure of filling braking liquid, make braking performance of automobile reach good effect.
Adopt the gear type pump pressurized brake fluid in the described steps A 1, and stablize brake fluid pressure in the gear type pump export pipeline with voltage-stabilizing system.Adopt gear type pump to be convenient to apply bigger pressure, simultaneously, also prevent from pump oil process, to produce new bubble to braking liquid, voltage-stabilizing system can guarantee that then braking liquid enters calm jar with pressure stable, avoid impacting excessive, form new bubble, also reduced the effect of calm pipe froth breaking.
Among the described step B, during for automobile filling braking liquid, automobile filler opening height is higher than filling body 800~1200MM, and SELF CL loading system return line is opened infusion pipeline in the loading system during filling; Automatically open the loading system return line when filling finishes, close infusion pipeline in the loading system simultaneously.
Also have following steps behind the described step D: adjust braking liquid and store oil pot liquid level, concordant until liquid level with filler opening.Adopt siphon principle to adjust electrolyte level in the described step e, on the filling muzzle length-adjustable filler pipe is set, it is concordant that the braking liquid liquid level is adjusted to filler opening.
Also have following steps behind the described step D: reclaim the braking liquid of discharging, braking liquid that the terminal blow off valve of brake system is discharged and air-blending liquid are collected and are entered in the fluid infusion case.
As shown in Figure 1, this Wet-type brake fluid charging machine, this charging machine comprises charging line 10, by-pass valve control 11 and filling gun 20 in this charging line 10 1 ends setting, the fluid injection case 30 that charging line 10 other ends are provided with is in series with dispenser pump 40 and air-vent 50 from fluid injection case 30 to filling gun 20 directions on the described charging line 10 successively.
Described air-vent 50 is calm jar 51, utilizes the physical phenomenon of object stress deformation, and when promptly object was subjected to power, as long as this power is no more than the elastic range of object self, after this power disappeared, object will return to stressed preceding shape.In braking liquid and Air mixing body, when being under pressure: the deformation coefficient of air is just bigger.And braking liquid is because the characteristics of itself, the coefficient of its distortion is very little, be almost 0, when these mixtures are under pressure, when mixed liquor (calm jar) when tiny pipeline is flowed through one the container that becomes suddenly big, make that the change in flow of braking liquid and gas is different, the gas of the pressurized formation air pocket that will expand suddenly, will merge the bigger bubble of formation between the bubble simultaneously, utilize calm jar particular design collection bubble also to emit automatically, just be easy to the tiny air separation that contains in the braking liquid is come out, guaranteed the pure of filling braking liquid, make braking performance of automobile reach good effect.This charging machine also includes by pass valve 60, and this by pass valve 60 is parallel to dispenser pump 40, and the muzzle of filling gun 20 is provided with flexible filler pipe 21.Also be provided with fluid infusion system 80 before the described fluid injection case 30, this fluid infusion system 80 comprises by replenishing line 82 and fluid injection case 30 bonded assembly fluid infusion casees 81, also is in series with first valve 83, first filter 84 and second valve 85 on the described replenishing line 82.This charging machine also includes braking liquid recovery system 70, and this recovery system 70 comprises reclaim line 71, and an end of this reclaim line 71 is provided with and reclaims mouth 72, and an other end connects fluid infusion casees 81 by second filter 73.Be connected with counter flow pipe 12 on the charging line 10 between described air-vent 50 and the by-pass valve control 11, an other end of this counter flow pipe 12 connects the outgate of by pass valve 60, and described counter flow pipe 12 is provided with first control electromagnetic valve 13.Be serially connected with second control electromagnetic valve 14 and flow regulating valve 15 on the charging line 10 between described by pass valve 60 and the air-vent 50.
This equipment adopts gear type pump to pressurize to braking liquid, after the by pass valve voltage stabilizing, enter calm jar, braking liquid utilizes the special construction of air expansion principle and calm jar to eliminate tiny gas in calm jar, then through the control of electromagnetic valve, enter motor vehicle brake fluid through filling gun and store oil can, because the brake system UNICOM of this oil can and automobile, so braking liquid has also just entered the whole brake system of automobile, on the brake hub of 4 wheels of automobile, the exhausr port that a brake cylinder is respectively arranged, when opening exhausr port, air in braking liquid and the automotive system is discharged simultaneously, utilize one to be inserted in plastic pipe transparent on the exhausr port, the braking liquid of discharging is collected in the returnable bottle, observe the braking liquid that flows in the plastic pipe simultaneously, when the braking liquid that flows is represented the air emptying of brake system of car during in pellucidity, at this moment the operative employee can pull out transparent plastic pipe, closes exhausr port, presses the stop button of charging machine.
When the stop button of equipment is pressed, the output of the valve closing braking liquid of equipment pipeline, open braking liquid simultaneously and store the valve that the oil can liquid level is adjusted, carry out the liquid level adjustment that braking liquid stores oil can, rely on length-adjustable filler pipe on the filling muzzle, utilize the filling pressure that remains in the pipeline, make pipeline produce siphonage, when siphon is drawn onto the pasta in the oil can and the mouth of pipe of annotating when flushing, siphon disappears automatically, and whole filling process finishes.
Establish 2 oil circuit valve switchs (normally closed often opens) in the charging line system of charging machine, when brake fluid charging (normally closed opening, Chang Kaiguan closes), valve returned to normal when filling finished.In order to guarantee the generation of siphonage, must make the diff-H of a filler opening and oil return fuel tank.So we are placed on charging machine below the service platform, the electrolyte level difference that makes it both has 1000mm approximately.For the metal line of energy automatic compensation storage oil can, need stretch into the filler pipe that braking liquid stores scalable length in the oil can in one of design on the filling gun.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (16)
1. Wet-type brake fluid charging method, it is characterized in that: this method may further comprise the steps:
A. at first braking liquid is input in calm jar by fuel tank, gets rid of bubble;
B. will get rid of the brake system that braking liquid behind the bubble injects automobile;
C. open the blow off valve of brake system of car end;
Stop when not having bubble in the braking liquid D. to be discharged injecting the blow off valve of closing the brake system end simultaneously.
2. according to the described Wet-type brake fluid charging method of claim 1, it is characterized in that: also comprise step by step following in the described steps A:
A1. by fluid infusion pump and oil drum intubate braking liquid is delivered to oil feeding reservoir from oil drum, leave standstill certain hour, carry out preliminary bubble and get rid of;
A2. by force lift braking liquid is pressurizeed again, the braking liquid after the pressurization is input in calm jar, this calm jar internal pressure is less than the pressure of braking liquid itself.
3. according to the described Wet-type brake fluid charging method of claim 2, it is characterized in that: adopt the gear type pump pressurized brake fluid in the described steps A 2, and stablize brake fluid pressure in the gear type pump export pipeline with voltage-stabilizing system.
4. according to each described Wet-type brake fluid charging method in the claim 1 to 3, it is characterized in that: also have following steps behind the described step D:
E. adjust braking liquid and store oil pot liquid level, concordant until liquid level with filler opening.
5. according to the described Wet-type brake fluid charging method of claim 4, it is characterized in that: among the described step B, during for automobile filling braking liquid, automobile filler opening height is higher than filling body 800~1200MM, SELF CL loading system return line is opened infusion pipeline in the loading system during filling; Automatically open the loading system return line when filling finishes, close infusion pipeline in the loading system simultaneously.
6. according to the described Wet-type brake fluid charging method of claim 4, it is characterized in that: adopt siphon principle to adjust electrolyte level in the described step e, on the filling muzzle length-adjustable filler pipe is set, it is concordant that the braking liquid liquid level is adjusted to filler opening.
7. according to the described Wet-type brake fluid charging method of claim 4, it is characterized in that: also have following steps behind the described step D:
F. reclaim the braking liquid of discharging, braking liquid and the collection of air-blending liquid that the terminal blow off valve of brake system is discharged enter in the fluid infusion case.
8. Wet-type brake fluid charging machine, it is characterized in that: this charging machine comprises charging line (10), by-pass valve control (11) and filling gun (20) in this charging line (10) one ends setting, the fluid injection case (30) that charging line (10) other end is provided with, described charging line (10) is gone up and is in series with dispenser pump (40) and air-vent (50) from fluid injection case (30) successively to filling gun (20) direction.
9. described according to Claim 8 Wet-type brake fluid charging machine is characterized in that: described air-vent (50) is calm jar (51).
10. according to Claim 8 or 9 described Wet-type brake fluid charging machines, it is characterized in that: this charging machine also includes by pass valve (60), and this by pass valve (60) is parallel to dispenser pump (40).
11. according to Claim 8 or 9 described Wet-type brake fluid charging machines, it is characterized in that: the muzzle of described filling gun (20) is provided with flexible filler pipe (21).
12. according to Claim 8 or 9 described Wet-type brake fluid charging machines, it is characterized in that: the preceding fluid infusion system (80) that also is provided with of described fluid injection case (30), this fluid infusion system (80) comprises by replenishing line (82) and fluid injection case (30) bonded assembly fluid infusion case (81), also is in series with first valve (83), first filter (84) and second valve (85) on the described replenishing line (82).
13. according to Claim 8 or 9 described Wet-type brake fluid charging machines, it is characterized in that: this charging machine also includes braking liquid recovery system (70), this recovery system (70) comprises reclaim line (71), one end of this reclaim line (71) is provided with and reclaims mouthful (72), and an other end connects fluid infusion case (81) by second filter (73).
14. according to the described Wet-type brake fluid charging machine of claim 10, it is characterized in that: be connected with counter flow pipe (12) on the charging line (10) between described air-vent (50) and the by-pass valve control (11), an other end of this counter flow pipe (12) connects the outgate of by pass valve (60), and described counter flow pipe (12) is provided with first control electromagnetic valve (13).
15., it is characterized in that: be serially connected with second control electromagnetic valve (14) and flow regulating valve (15) on the charging line (10) between described by pass valve (60) and the air-vent (50) according to the described Wet-type brake fluid charging machine of claim 10.
16. according to the described Wet-type brake fluid charging machine of claim 12, it is characterized in that: the bottom of described fluid injection case (30) and fluid infusion case (81) is equipped with slag-drip opening.
Priority Applications (1)
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CN2008100664990A CN101301988B (en) | 2008-04-08 | 2008-04-08 | Wet-type brake fluid charging machine and charging method thereof |
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CN2008100664990A CN101301988B (en) | 2008-04-08 | 2008-04-08 | Wet-type brake fluid charging machine and charging method thereof |
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CN101301988A true CN101301988A (en) | 2008-11-12 |
CN101301988B CN101301988B (en) | 2012-05-23 |
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CN2008100664990A Expired - Fee Related CN101301988B (en) | 2008-04-08 | 2008-04-08 | Wet-type brake fluid charging machine and charging method thereof |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102009938A (en) * | 2010-10-30 | 2011-04-13 | 长城汽车股份有限公司 | Automatic treading mechanism for filling automobile brake fluid |
CN102476784A (en) * | 2011-01-24 | 2012-05-30 | 江门市大长江集团有限公司 | Method and equipment for filling braking fluid into motor vehicle |
CN105417483A (en) * | 2015-12-17 | 2016-03-23 | 济南鑫捷瑞电气有限公司 | Combined follow-up filling machine with fixed host |
CN106080571A (en) * | 2016-07-22 | 2016-11-09 | 尹克君 | One exempts from the filling of aerofluxus electrodynamic braking liquid and recovery system |
CN112109691A (en) * | 2020-03-26 | 2020-12-22 | 上汽通用五菱汽车股份有限公司 | Automobile brake fluid abnormity early warning system and method and computer readable storage medium |
TWI781039B (en) * | 2022-01-07 | 2022-10-11 | 程岱有限公司 | Liquid filling device and method for using the same |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2827246B1 (en) * | 2001-07-13 | 2004-11-26 | Bosch Gmbh Robert | BRAKE HYDRAULIC CIRCUIT PROVIDED WITH A PARTICULAR CIRCULATION OF THE BRAKE FLUID AND ITS USE |
CN2755070Y (en) * | 2004-12-16 | 2006-02-01 | 中国重型汽车集团有限公司 | Brake liquid filler of clutch for vehicle |
-
2008
- 2008-04-08 CN CN2008100664990A patent/CN101301988B/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102009938A (en) * | 2010-10-30 | 2011-04-13 | 长城汽车股份有限公司 | Automatic treading mechanism for filling automobile brake fluid |
CN102009938B (en) * | 2010-10-30 | 2012-12-19 | 长城汽车股份有限公司 | Automatic treading mechanism for filling automobile brake fluid |
CN102476784A (en) * | 2011-01-24 | 2012-05-30 | 江门市大长江集团有限公司 | Method and equipment for filling braking fluid into motor vehicle |
CN102476784B (en) * | 2011-01-24 | 2014-09-24 | 江门市大长江集团有限公司 | Method and equipment for filling braking fluid into motor vehicle |
CN105417483A (en) * | 2015-12-17 | 2016-03-23 | 济南鑫捷瑞电气有限公司 | Combined follow-up filling machine with fixed host |
CN106080571A (en) * | 2016-07-22 | 2016-11-09 | 尹克君 | One exempts from the filling of aerofluxus electrodynamic braking liquid and recovery system |
CN106080571B (en) * | 2016-07-22 | 2018-07-20 | 尹克君 | One kind is exempted to be vented the filling of electrodynamic braking liquid and recovery system |
CN112109691A (en) * | 2020-03-26 | 2020-12-22 | 上汽通用五菱汽车股份有限公司 | Automobile brake fluid abnormity early warning system and method and computer readable storage medium |
CN112109691B (en) * | 2020-03-26 | 2022-09-09 | 上汽通用五菱汽车股份有限公司 | Automobile brake fluid abnormity early warning system and method and computer readable storage medium |
TWI781039B (en) * | 2022-01-07 | 2022-10-11 | 程岱有限公司 | Liquid filling device and method for using the same |
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