CN207550179U - A kind of novel automobile brake prevents system out of control - Google Patents
A kind of novel automobile brake prevents system out of control Download PDFInfo
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- CN207550179U CN207550179U CN201720917891.6U CN201720917891U CN207550179U CN 207550179 U CN207550179 U CN 207550179U CN 201720917891 U CN201720917891 U CN 201720917891U CN 207550179 U CN207550179 U CN 207550179U
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- 238000006243 chemical reaction Methods 0.000 claims description 16
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- 230000006835 compression Effects 0.000 claims description 2
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- 230000007812 deficiency Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000010985 leather Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
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Abstract
The utility model discloses a kind of novel automobile brake and prevents system out of control, it includes:One master cylinder, setting are respectively connected to the first gas storage altar and the second gas storage altar by master control tubing giving sufficient strength and backup line;The first gas storage altar and the second gas storage altar are connected to each wheel cylinder air pressure distribution switch by gas storage altar pipeline respectively;The master cylinder is connected to the wheel cylinder air pressure by master control tubing giving sufficient strength and backup line and distributes switch pressure sensing gas chamber, the wheel cylinder air pressure distribution switch setting gas storage altar admission line connector, wheel cylinder first gas chamber pipeline connection port, first gas chamber exhaust outlet and wheel cylinder second gas chamber pipeline connection port, second gas chamber exhaust outlet.This system designs twin flue master cylinder and wheel cylinder pressure distributes switch work connection method, and automobile brake general pump and wheel cylinder air pressure distribution switch exhaust, the air pressure of control braking automobile wheel cylinder distributes automatic reset switch automobile brake to be controlled to stop.
Description
【Technical field】
Technical field in terms of the utility model is related to braking automobile, particularly a kind of novel automobile brake prevent system out of control
System.
【Background technology】
During automobile normal operation, driver is had found during traffic light intersection when red, traffic congestion occurs for front road surface or has barrier
Hinder object, driver is by touching on the brake, and using automobile brake come car deceleration and parking, but braking automobile is total at this time
Pump and wheel cylinder connecting line have high pressure gas circulation, when high pressure gas causes connecting pipe that gas leakage and quick-fried occurs suddenly into fashionable
Pipe, master cylinder can not control following each wheel cylinder valve working using compressed air (air pressure), may result in automobile brake
Vehicle is out of control, uncontrollable as wild chargers.Equally, braking automobile pipeline and wheel cylinder gas leakage and lead to braking pressure not
Foot, can also make brake failure, because each wheel cylinder leather cup and camshaft resetting spring need the air pressure of certain pressure value, to press
Compel resetting spring work, so the brake of brake pressure deficiency will failure.
Due to the defects of large and medium-sized lorry brake system design now, cause to brake out of control, various major motor vehicles occur
Rear-end collision, such as traffic light intersection, vehicle is waiting red lights, highway traffic congestion etc., because truck loads the rear of cargo
Weight, if brake failure will result in major traffic accidents;And braking automobile drags brake that can increase car resistance, while can increase oil
Consumption so as to cause skidding drum fever, leads to brake failure, tire can be made to rub with road surface when serious on fire.
Braking automobile, which does not reset, drags brake, and mainly automobile is in normal work, brake block and brake rim fair wear and tear, brake
Piece is increased with brake rim gap, and camshaft is blocked in centre, and resetting spring reset force is inadequate, and air-cut-off break compression spring is too strong, is stopped
Vehicle maintenance when maintenance mans adjustment it is improper, more than predominantly brake it is worked after do not reset.In summary braking automobile is asked
Topic, our company develop that a kind of anti-braking automobile is out of control, the work of anti-braking automobile does not reset and drags brake and prevent braking automobile air pressure
The brake control system of insufficient brake failure.
【Utility model content】
The utility model provides a kind of novel automobile brake for above-mentioned technical problem to be solved and prevents system out of control, profit
Structure is formed with vehicle reservation altar, the air pressure of design vehicle gas storage altar is directly sent into each wheel cylinder air pressure with connecting pipe and is assigned
It closes.Preceding braking automobile wheel cylinder air pressure distribution switch is fixedly mounted on close to the automotive frame position of preceding bridge braking automobile wheel cylinder, after
Braking automobile wheel cylinder air pressure distribution switch is fixedly mounted on close to the automotive frame position of rear axle braking automobile wheel cylinder;Braking automobile
Wheel cylinder air pressure distribution switch work is controlled by automobile brake general pump, and control method is to utilize atmospheric pressure by the air pressure of gas storage altar
Change-over switch forms the operation principle of twin flue control.Automobile brake general pump is controlled each braking automobile wheel cylinder air pressure distribution switch
Work is divided into main control pipe control method and when master control tubing giving sufficient strength breaks down, and backup line takes over main control pipeline work
Control methods.
Gas in wheel cylinder air pressure distribution switch discharge master control tubing giving sufficient strength or backup line is controlled by automobile brake general pump
Pressure automatically resets action automobile brake to be controlled to stop using braking automobile wheel cylinder air pressure distribution switch, changes automobile and stop
The structure of vehicle wheel cylinder gas chamber pushes brake camshaft rotation to carry out brake system using the air pressure of gas storage altar and skidding secondary spring
It is dynamic, camshaft is pushed to carry out braking automobile reset also with the air pressure of gas storage altar.
To achieve these goals, the technical solution adopted in the utility model:A kind of novel automobile brake prevents system out of control,
It includes master cylinder, master control tubing giving sufficient strength, backup line, atmospheric pressure change-over switch, wheel cylinder air pressure distribution switch, gas storage
Altar and wheel cylinder, it is characterised in that:
One master cylinder, setting are respectively connected to the first gas storage altar and the second storage by master control tubing giving sufficient strength and backup line
Gas altar;The first gas storage altar and the second gas storage altar are connected to each wheel cylinder air pressure by gas storage altar pipeline respectively and assign
It closes;The master cylinder is connected to the wheel cylinder air pressure by master control tubing giving sufficient strength and backup line and distributes switch pressure sensing
Gas chamber, the wheel cylinder air pressure distribution switch setting gas storage altar admission line connector, the connection of wheel cylinder first gas chamber pipeline
Mouth, first gas chamber exhaust outlet and wheel cylinder second gas chamber pipeline connection port, second gas chamber exhaust outlet.
In one or more embodiments of the utility model, this system is equipped with wheel cylinder air pressure distribution switch;Automobile
During normally travel, master control tubing giving sufficient strength connects the first gas storage altar by atmospheric pressure change-over switch, passes through main control by master cylinder
The air pressure of pipeline pressure control wheel cylinder distributes switch pressure induction pressure gas chamber, wheel cylinder air pressure distribution switch control gas storage
Altar air pressure is switched to the second gas chamber of wheel cylinder, is oppressed using the air pressure of wheel cylinder second gas chamber and brake camshaft is pushed to reset;Vapour
When vehicle needs parking, master cylinder cut-out and the connection of gas storage altar, while give off master cylinder and distributed with wheel cylinder air pressure
The air pressure in master control tubing giving sufficient strength between switch, the wheel cylinder air pressure distribution is switched at this time opens under the action of resetting spring
Gas storage altar air pressure is connected to the first gas chamber of wheel cylinder and skidding secondary spring pushes brake cam rotation by beginning work,
So as to which wheel cylinder be controlled to carry out skidding parking.
In one or more embodiments of the utility model, at the gas storage altar, the first atmospheric pressure of setting is converted
Switch control master control tubing giving sufficient strength, converts the connection of the first gas storage altar and backup line and the second gas storage altar;In the brake point
Before pump gas pressure distribution switch, the second atmospheric pressure change-over switch of setting controls the switching of master control tubing giving sufficient strength and backup line.
In one or more embodiments of the utility model, there is job failure in the master control tubing giving sufficient strength, leads to master control
When first gas storage altar air pressure of tubing giving sufficient strength connection is less than the set pressure differential of the second gas storage altar air pressure of backup line connection, first
Pressure switch automatic conversion connects, and the connection for closing master control tubing giving sufficient strength and the first gas storage altar opens simultaneously backup line and the
Two gas storage altar intercommunications, at this time backup line take over main control pipeline work;The connection of second atmospheric pressure change-over switch conversion simultaneously,
Backup line is made to distribute switch pressure sensitive gas chamber with wheel cylinder air pressure to connect.
In one or more embodiments of the utility model, the wheel cylinder setting first gas chamber pipeline connection port and second
Gas chamber pipeline connection port;The wheel cylinder air pressure distribution switch is respectively connected to brake by first, second gas chamber into outlet pipe
The pipeline connection port of first, the second gas chamber of wheel cylinder.
In one or more embodiments of the utility model, the first gas chamber inner face installs skidding auxiliary bullet
Spring;Automobile is normally exercised when needing stopping brake, and the skidding secondary spring and the gas storage altar air pressure of work push brake simultaneously
Vehicle cam axle carries out stopping brake.
In one or more embodiments of the utility model, wheel cylinder air pressure distribution switch utilizes the pressure pressure of air pressure
Compel resetting spring conversion work, wheel cylinder air pressure distribution switch is the air pressure in the gas storage altar the first and second of wheel cylinder
Conversion connection is carried out between gas chamber.
In one or more embodiments of the utility model, set when the gas storage altar air pressure is less than specified difference, vapour
Vehicle wheel cylinder air pressure distribution switch is started to work under the action of pressure resetting spring, the air pressure of vehicle reservation altar and brake point
Pump first gas chamber is connected, and automobile pushes cam axle to stop to realize using the air pressure of gas storage altar and skidding secondary spring at this time
Vehicle Brake stop;Setting is when the gas storage altar air pressure is higher than specified difference, wheel cylinder air pressure distribution switch control gas storage altar gas
Pressure is connected with wheel cylinder second gas chamber, and brake camshaft is pushed to reset, and releases vehicle skidding.
In one or more embodiments of the utility model, the master cylinder is assigned with the wheel cylinder air pressure
Manual parking switch is additionally provided between pass.
In one or more embodiments of the utility model, the master cylinder is connected to brake pedal, and equipped with master
Control pipeline is with silencer exhaust outlet and equipped with backup line band alarm exhaust outlet.
The utility model generated advantageous effect compared with background technology:
The purpose of this utility model is to provide for a kind of novel automobile brake and prevents system out of control, this system uses twin flue vapour
Vehicle brake control method prevents braking automobile out of control, by traditional automobile brake general pump and wheel cylinder with compressed air (air pressure)
Wheel cylinder Brake stop is pushed to work, is improved to utilize automobile brake general pump control wheel cylinder air pressure distribution switch row
The mode of gas (no pressure) automatically resets action automobile brake to be controlled to stop by braking automobile wheel cylinder air pressure distribution switch
Vehicle.The wheel cylinder of this system is configured to two gas chambers, in first gas indoor location skidding secondary spring, skidding auxiliary
Spring and the air pressure of gas storage altar push brake camshaft rotation to carry out stopping brake together, so as to ensure that vehicle reservation altar air pressure
Brake is not out of control when too low, and second gas chamber is brake camshaft to be pushed to be resetted using the air pressure of gas storage altar, directly solves vapour
Vehicle brake, which does not reset, drags brake problem.
The utility model braking automobile prevent system out of control avoid master cylinder and wheel cylinder connecting pipe break down caused by
Braking automobile is out of control, braking automobile work does not reset and drags brake and because braking automobile air pressure deficiency leads to the brake thing of brake failure
Therefore directly effectively increase the driving safety of driver and passenger.It is with scientific structure, ingenious in design, safe and practical, stabilization is high
Effect, product market prospects are big and the characteristics of competitiveness is strong.
【Description of the drawings】
Fig. 1 is the structure diagram that novel automobile brake prevents system out of control in one embodiment of the utility model;
Fig. 2 is the structure diagram of wheel cylinder in one embodiment of the utility model;
Fig. 3 is the operation principle schematic diagram of wheel cylinder air pressure distribution switch in one embodiment of the utility model;
Fig. 4 is another operation principle signal of wheel cylinder air pressure distribution switch in one embodiment of the utility model
Figure;
Fig. 5 is the operation principle schematic diagram of master cylinder in one embodiment of the utility model;
Fig. 6 is another operation principle schematic diagram of master cylinder in one embodiment of the utility model;
Fig. 7 is the operation principle schematic diagram of atmospheric pressure change-over switch in one embodiment of the utility model;
Fig. 8 is the operation principle schematic diagram of atmospheric pressure change-over switch in one embodiment of the utility model.
【Specific embodiment】
The embodiment of the utility model is described below in detail, the embodiment described example is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.
In the description of the present invention, it should be noted that for the noun of locality, if any term " " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ",
The indicating positions such as " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " and position relationship are based on orientation shown in the drawings or position
Relationship is put, be for only for ease of narration the utility model and simplifies description rather than instruction or implies signified device or element
There must be specific orientation, construct and operate with particular orientation, it is impossible to be interpreted as the specific protection model of limitation the utility model
It encloses.
In addition, description purpose is only used for if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy
The property wanted or the implicit quantity for indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " at least " is meant that one or more, unless otherwise bright
It is really specific to limit.
In the utility model, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected or being detachably connected or be integrally connected;It can also be machine
Tool connects;It can be directly connected or be connected by intermediary, can be connected inside two elements.For
For those of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In utility model, unless otherwise prescribed and limit, fisrt feature second feature it " on " or it " under " can be with
It is in direct contact including the first and second features, it is not to be in direct contact but pass through it that can also include fisrt feature and second feature
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " including fisrt feature
Right over second feature and oblique upper or be only to represent that fisrt feature level height is higher than the height of second feature.First
Feature second feature " on ", " under " and " below " including fisrt feature immediately below second feature or obliquely downward or only
Only represent that fisrt feature level height is less than second feature.
With reference to the attached drawing of specification, by being further described to specific embodiment of the present utility model, make
The technical solution of the utility model and advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to attached drawing
Example property, it is intended to explain the utility model, and it is not intended that limitation to the utility model.
It please referring to shown in attached drawing 1-8, the utility model provides a kind of preferably novel automobile brake and prevents system out of control, it
Including brake pedal 1, master cylinder 2, gas storage altar 3, master control tubing giving sufficient strength 4, backup line 5, atmospheric pressure change-over switch 6, brake
Wheel cylinder air pressure distribution switch 7, first gas chamber 8, second gas chamber 9, wheel cylinder 10, manual parking switch 16, resetting spring 17, brake system
Dynamic auxiliary spring 21.One master cylinder 2, setting master control tubing giving sufficient strength 4 and backup line 5 are by pressure switch 6, difference
It is connected to the first gas storage altar 3 and the second gas storage altar 31;The first gas storage altar 3 and the second gas storage altar 31 pass through gas storage altar pipe respectively
Road 2O is connected to the gas storage altar pipeline connection port 71 of each wheel cylinder air pressure distribution switch 7;The master cylinder 2 passes through master control
Tubing giving sufficient strength 4 and backup line 5 are connected to the wheel cylinder air pressure distribution switch 7, and the wheel cylinder air pressure distribution switch 7 is set
Put gas storage altar pipeline connection port 71, wheel cylinder first gas chamber pipeline connection port 81, first gas chamber exhaust outlet 82 and wheel cylinder second gas
Room pipeline connection port 91, second gas chamber exhaust outlet 92.The gas storage altar of this system connects air pump by gas storage altar connecting pipe 12
11。
Twin flue braking automobile control method designed by the utility model, assigns in system equipped with wheel cylinder air pressure
Close 7;When automobile is normally exercised, master control tubing giving sufficient strength 4 connects the first gas storage altar 3 by pressure switch 6, is led to by master cylinder 2
4 pressure control wheel cylinder air pressure of master control tubing giving sufficient strength distribution 7 induction pressure gas chambers 72 of switch are crossed, wheel cylinder air pressure assigns
The second gas chamber 9 that control gas storage altar air pressure is switched to wheel cylinder 10 is closed, oppresses to push using 9 air pressure of wheel cylinder second gas chamber and stop
Vehicle camshaft resets;When automobile needs parking, the cut-out of master cylinder 2 and the connection of gas storage altar, while give off master cylinder 2 with
The air pressure in master control tubing giving sufficient strength 4 between wheel cylinder air pressure distribution switch 7, at this time the wheel cylinder air pressure distribution switch 7
It starts to work under the action of resetting spring 17, gas storage altar air pressure is connected to the first gas chamber 8 of wheel cylinder 10 to push brake
Cam axle, so as to which wheel cylinder 10 be controlled to carry out skidding parking.
The technical program utilizes vehicle reservation altar distributed structure, provides a kind of twin flue automobile brake general pump and braking automobile
The work connection method of wheel cylinder pressure distribution switch, mainly prevents braking automobile out of control, this technology is total by traditional braking automobile
Pump and wheel cylinder push wheel cylinder Brake stop to work by using compressed air (air pressure), are improved to stop using automobile
The vehicle master cylinder control wheel cylinder air pressure distribution switch mode of exhaust (no pressure), is assigned by braking automobile wheel cylinder air pressure
Pass automatically resets action automobile brake to be controlled to stop.
Further, the switching of twin flue design is realized by atmospheric pressure change-over switch, is opened using atmospheric pressure conversion
The switching setting closed in master control tubing giving sufficient strength and backup line avoids a control pipeline gas leakage or booster and leads to not brake
The defects of.For the utility model at the gas storage altar, the first atmospheric pressure change-over switch 6 of setting controls master control tubing giving sufficient strength 4 and the
The connection conversion of 5 and second gas storage altar 31 of one gas storage altar 3 and backup line;Before wheel cylinder air pressure distribution switch 7, if
Put the switching of the second atmospheric pressure change-over switch 61 control master control tubing giving sufficient strength 4 and backup line 5.The master control tubing giving sufficient strength 4 occurs
Job failure causes the first gas storage altar air pressure 3 that master control tubing giving sufficient strength 4 connects to be less than the second gas storage altar gas that backup line 5 connects
During the set pressure differential of pressure 31, master control tubing giving sufficient strength 4 and the first gas storage altar 3 are closed in the connection of 6 automatic conversion of first pressure change-over switch
Connection open simultaneously 5 and second gas storage altar of backup line, 31 intercommunication, backup line 5 takes over master control tubing giving sufficient strength 4 and works at this time;Together
When the conversion connection of the second atmospheric pressure change-over switch 61, backup line 5 and wheel cylinder air pressure is made to distribute switch 7 pressure sensitives
Gas chamber 72 connects.When backup line 5 works, this system exhaust outlet setting warning device (not indicated in figure) sends out alarm sound
Driver is reminded to carry out maintenance master control tubing giving sufficient strength.Utilize the art of this patent, automobile brake general pump control wheel cylinder air pressure
The master control tubing giving sufficient strength gas leakage connected between distribution switch and booster all do not interfere with automobile and normally exercise and braking automobile parking
Braking effectively solves the pipeline gas leakage connected between automobile brake general pump and wheel cylinder and pipeline burst and leads to out of control ask of braking
Topic.
Traditional braking automobile wheel cylinder only there are one gas chamber, (air-cut-off break is two gas chambers, and a gas chamber is braking brake,
Another gas chamber is the high brake pressure spring after oppressing parking), automobile brake parking is the air pressure using gas storage altar,
Cam axle is pushed also to oppress brake resetting spring simultaneously and carrys out work, so needing hyperbar that could generate skidding effect
Fruit, but resetting spring is braked, limited strength is resetted, once more than its reset strength, brake does not just reset, and will result in brake
Vehicle drags brake.
Traditional design scheme is different from, the utility model is designed by the double gas chambers of braking automobile wheel cylinder, utilizes gas storage altar gas
Pressure and skidding secondary spring push cam axle to carry out braking brake, and brake is resetted to be pushed away also with the air pressure of gas storage altar
Moving cam axis resets.The wheel cylinder air pressure distribution switch 7 of the technical program is by first, the second gas chamber into outlet pipe
18th, 19 first, the second 2 air chambers 8,9 for being respectively connected to wheel cylinder 10.The 7 setting first gas of wheel cylinder air pressure distribution switch
Room pipeline connection port 81, first gas chamber exhaust outlet 82 and second gas chamber pipeline connection port 91, second gas chamber exhaust outlet 92.The utility model
One skidding secondary spring 21 is installed in 8 inner face of first gas chamber;Automobile is normally exercised when needing stopping brake, the brake system
The gas storage altar air pressure of dynamic auxiliary spring 21 and work pushes brake camshaft rotation to carry out stopping brake simultaneously.As shown in Figure 2,
When first gas chamber pipeline connection port 81 enters compressed gas, air pressure and skidding secondary spring 21 are pushed away using leather cup (or piston) 15
Dynamic brake camshaft rotation carries out braking brake;When second gas chamber pipeline connection port 91 enters compressed gas, air pressure can push skin
Bowl (or piston) 15 oppresses 21 reverse movement of skidding secondary spring and brake camshaft is driven to be resetted, so as to release brake
Braking.
After orthodox car break brake is to carry out parking braking parking using the pressure of high pressure spring, that is, automobile stops
Play manual stop, before brake is dragged without result in brake, motor vehicle emission, which goes out the indoor air pressure of air-cut-off break gas, to be played
The effect of auxiliary brake;But when brake conduits, connector slowly gas leakage, vehicle reservation altar atmospheric pressure also can slowly down
Drop, the air pressure that air-cut-off break is oppressed inside high pressure spring air chamber at this time also and then reduce, and at this moment the high pressure spring of air-cut-off break is with gas
The air pressure of room reduces, it can push brake camshaft rotation that brake is caused to drag brake, so as to cause skidding drum fever, causes to stop
Vehicle failure.
To be different from traditional design scheme, the utility model utilizes gas storage altar gas by wheel cylinder air pressure distribution switch 7
Pressure through atmospheric pressure change-over switch and master control tubing giving sufficient strength or backup line, is distributed using master cylinder control wheel cylinder air pressure
Switch 7 resets work, which distributes air pressure in the gas storage altar being connected described in control when switch 7 works and braking
Conversion connection is carried out between first and second gas chambers 8,9 of wheel cylinder 10.Further technical solution is that setting is low when the gas storage altar air pressure
When rated value (i.e. automobile cab atmospheric pressure shows that table indicated number is less than the setting value), wheel cylinder air pressure distribution switch
Action connection conversion is carried out, the air pressure of vehicle reservation altar is connected with 10 first gas chamber 8 of wheel cylinder, automobile utilizes gas storage altar at this time
Air pressure and skidding secondary spring 21 push brake camshaft rotation to carry out skidding parking;Setting is when the gas storage altar gas
When pressure is higher than rated value (i.e. automobile cab atmospheric pressure shows that table indicated number is less than the setting value), wheel cylinder air pressure distribution
7 control gas storage altar air pressure of switch is connected with wheel cylinder second gas chamber 9, and brake camshaft is pushed to reset, and releases vehicle brake system
It is dynamic.
The further technical solution of optimization the utility model is, between master cylinder 2 and wheel cylinder air pressure distribution switch 7
The manual parking switch 16 being equipped with.The master cylinder 2 is connected to brake pedal 1, and is arranged equipped with master control tubing giving sufficient strength band silencer
Gas port 13 and equipped with backup line band alarm exhaust outlet 14.Manual parking switch 16 closes brake using hand control switch
Master cylinder control pipeline and the connection of wheel cylinder air pressure distribution switch 7, while give off hand control switch 16 and wheel cylinder
Air pressure among air pressure distribution 7 connecting pipes of switch, realizes manual parking.
It is the fundamental diagram of the improved braking automobile wheel cylinder air pressure distribution switch 7 of the technical program such as attached drawing 3-4:It stops
Vehicle wheel cylinder air pressure distribution switch 7 is worked using the atmospheric pressure compressing resetting spring 17 for sensing gas chamber, the wheel cylinder air pressure point
The air pressure connected in the gas storage altar is directly sent into switch 7 gas chamber of wheel cylinder 10.The automobile provided using this technology
Brake control system, directly prevent orthodox car master cylinder be connected to the pipeline gas leakage of each wheel cylinder, booster and cause
Braking automobile problem out of control.It sets venting pressure in 7 induction air pressure rooms of wheel cylinder air pressure distribution switch and is less than setting value (i.e. vapour
Vehicle driver's cabin atmospheric pressure shows that table indicated number is less than the setting value) when, under the effect of resetting spring 17, wheel cylinder air pressure point
81 intercommunication of gas storage altar pipeline connection port 71 and first gas chamber pipeline connection port with switch 7, utilizes the air pressure of gas storage altar and skidding
Secondary spring pushes cam axle, and 92 intercommunication of second gas chamber pipeline connection port 91 and second exhaust outlet at this time, automobile can braking brake;
It sets venting pressure in 7 induction air pressure rooms of wheel cylinder air pressure distribution switch and is higher than setting value (i.e. automobile cab atmospheric pressure
Show that table indicated number is higher than the setting value) when, sense air pressure compressing resetting spring 17, wheel cylinder air pressure point in gas chamber in air pressure
91 intercommunication of second gas chamber pipeline connection port of gas storage altar pipeline connection port 71 and second gas chamber 9 with switch 7, is pushed away using gas storage altar air pressure
Moving cam axis resets, and first gas chamber pipeline connection port 81 and 82 intercommunication of first gas chamber exhaust outlet, automobile brake release at this time.Work as
When the first gas chamber pipeline connection port 81 of first gas chamber 8 has air pressure, first gas chamber pipeline connection port 81 and wheel cylinder air pressure distribution switch
7 71 intercommunication of gas storage altar pipeline connection port, second gas chamber pipeline connection port 91 close intercommunication with gas storage altar pipeline connection port 71.Work as second
When the second gas chamber pipeline connection port 91 of gas chamber 9 has air pressure, second gas chamber pipeline connection port 91 and wheel cylinder air pressure distribution switch 7
71 intercommunication of gas storage altar pipeline connection port, first gas chamber pipeline connection port 81 close intercommunication with gas storage altar pipeline connection port 71.
As shown in figures 5-6, the operation principle of the master cylinder 2 of the utility model:During automobile normal running, master control tubulation
Road and backup line air inlet/outlet intercommunication, i.e., it is spare with main control conduit air inlet 41 and 42 intercommunication of master control tubing giving sufficient strength gas outlet
Conduit air inlet 51 and 52 intercommunication of backup line gas outlet;After brake is stepped on, master control tubing giving sufficient strength gas outlet 42 and master control tubulation
13 intercommunication of road band silencer gas outlet, obstructed, backup line gas outlet 52 and spare pipe are closed with main control conduit air inlet 41
14 intercommunication of road band alarm gas outlet, is closed obstructed with backup line air inlet 51.
As shown in attached drawing 7-8, the pressure switch operation principle at gas storage altar:Pressure switch connects
Gas storage altar 3 provides 62 air pressure of the first air inlet, and gas storage altar 31 provides 65 air pressure of the second air inlet.When 62 air pressure of the first air inlet
During higher than 65 air pressure set pressure differential of the second air inlet, the second air inlet 65 of closing of sealing piston 23 is mutual with the second gas outlet 64
It is logical, 63 intercommunication of the first air inlet 62 and the first gas outlet at this time;When 65 air pressure of the second air inlet is higher than 62 air pressure of the first air inlet
During set pressure differential, sealing piston 23 closes the intercommunication of the first air inlet 62 and the first gas outlet 63, at this time the second air inlet 65
With 64 intercommunication of the second gas outlet.
The utility model technology provides a kind of automotive control system of active and standby double control pipeline work, when master control tubing giving sufficient strength gas
It forces down when backup line air pressure setting value (i.e. automobile cab atmospheric pressure shows that table indicated number is less than the setting value), it is spare
Pipeline 5 takes over master control tubing giving sufficient strength 4 and works, and simultaneity factor closes master control tubing giving sufficient strength 4 and (master control tubulation is connected with the pipeline of gas storage altar 3
Road can also close the connection of backup line 4 and gas storage altar 31 when working);7 pressure of this patent braking automobile wheel cylinder air pressure distribution switch
Force value is adjusted with resetting spring 17 pressure, as long as the work sense of resetting spring 17 of adjustment wheel cylinder air pressure distribution switch 7
Pressure difference is answered, does not need to brake auxiliary device, with regard to the time difference of braking automobile front and back wheel can be controlled.
Embodiment:
It please referring to shown in attached drawing 1-2, the utility model provides a kind of preferably novel automobile brake and prevents system out of control, it
Including brake pedal 1, master cylinder 2, gas storage altar 3, master control tubing giving sufficient strength 4, backup line 5, atmospheric pressure change-over switch 6, brake
Wheel cylinder air pressure distribution switch 7, first gas chamber 8, second gas chamber 9, wheel cylinder 10, manual parking switch 16, resetting spring 17, brake system
Dynamic auxiliary spring 21.When automobile is normally exercised, master control tubing giving sufficient strength 4 connects the first gas storage altar 3 by pressure switch 6, by stopping
Vehicle master cylinder 2 distributes switch 7 induction pressure gas chambers 72 by the 4 pressure control wheel cylinder air pressure of master control tubing giving sufficient strength, wheel cylinder gas
Pressure distribution switch control gas storage altar air pressure is switched to the second gas chamber 9 of wheel cylinder 10, is oppressed using 9 air pressure of wheel cylinder second gas chamber
Brake camshaft is pushed to reset;I.e. normally travel when, the 5 air inlet/outlet intercommunication of master control tubing giving sufficient strength 4 and backup line, i.e. main control
Conduit air inlet 41 and 42 intercommunication of master control tubing giving sufficient strength gas outlet, backup line air inlet 51 and 52 intercommunication of backup line gas outlet.
When automobile needs parking, the cut-out of master cylinder 2 and the connection of gas storage altar, while give off master cylinder 2 and brake
The air pressure in master control tubing giving sufficient strength 4 between wheel cylinder air pressure distribution switch 7, the wheel cylinder air pressure distribution switch 7 is multiple at this time
It starts to work under the action of the spring 17 of position, gas storage altar air pressure is connected to the first gas chamber 8 of wheel cylinder 10 to push brake cam
Shaft rotation is moved, so as to which wheel cylinder 10 be controlled to carry out skidding parking.I.e. after brake is stepped on, master control tubing giving sufficient strength gas outlet 42 with
13 intercommunication of master control tubing giving sufficient strength band silencer gas outlet, closed with main control conduit air inlet 41 it is obstructed, so as to control wheel cylinder
10 carry out automobile brake parking.
When there is job failure in 4 gas leakage of master control tubing giving sufficient strength and booster, the first gas storage that master control tubing giving sufficient strength 4 is caused to connect
When 3 air pressure of altar is less than two unit pressures of 31 air pressure of the second gas storage altar that backup line 5 connects, first pressure change-over switch 6
Automatic change-over, the connection for closing master control tubing giving sufficient strength 4 and the first gas storage altar 3 open simultaneously 5 and second gas storage altar of backup line
31 intercommunications, at this time backup line 5 take over master control tubing giving sufficient strength 4 and work, backup line 5 work when, can utilize backup line band alarm
Outlet 14 sends out alarm sound, and driver is reminded to overhaul master control tubing giving sufficient strength.As Figure 7-8, pressure switch is set
It connects the first gas storage altar 3 and provides air pressure for the first air inlet 62, it is second that setting pressure switch, which connects the second gas storage altar 31,
Air inlet 65 provides air pressure.When 62 air pressure of the first air inlet of pressure switch is higher than the second air inlet 65 air pressure, two units
During pressure, sealing piston 23 closes the intercommunication of the second air inlet 65 and the second gas outlet 64, at this time the first air inlet 62 and first
63 intercommunication of gas outlet;When 65 air pressure of the second air inlet is higher than 62 two unit pressures of air pressure of the first air inlet, sealing piston 23
The intercommunication of the first air inlet 62 and the first gas outlet 63 is closed, at this time 64 intercommunication of the second air inlet 65 and the second gas outlet.It utilizes
The art of this patent, when automobile brake general pump 2 controls wheel cylinder air pressure distribution switch 7 in 4 gas leakage of master control tubing giving sufficient strength and booster,
Automobile is not interfered with normally to exercise and braking automobile stopping brake, relieve automobile brake general pump and the gas leakage of wheel cylinder connecting pipe and
Pipeline burst and lead to problem out of control of braking.
As shown in Figure 2, this wheel cylinder includes two gas chambers of first, second 8,9, and two Room 8,9 of wheel cylinder first, second utilizes work
Plug (or leather cup) 15 is separated.8 inner face of first gas chamber installs a skidding secondary spring 21 simultaneously.In the present embodiment, stop
The air pressure of vehicle wheel cylinder distribution switch 7 by first, the second gas chamber into outlet pipe 18,19 be respectively connected to each wheel cylinder first,
Second 2 air chambers 8,9;Wheel cylinder air pressure distribution switch 7 is directly connected to the air pressure in the gas storage altar to the gas of wheel cylinder 10
Room.Sensing gas chamber 72 and resetting spring 17 are equipped in wheel cylinder air pressure distribution switch 7.
Such as attached drawing 3-4, the switch conversion structure diagram for wheel cylinder air pressure distribution switch:The present embodiment setting is when sense
Should gas room pressure when (i.e. automobile cab atmospheric pressure shows table indicated number less than 4), acted in resetting spring 17 less than 4
Under, the gas storage altar pipeline connection port 71 of wheel cylinder air pressure distribution switch 7 and the first gas chamber pipeline connection port 81 of first gas chamber 8 are mutual
Logical, 92 intercommunication of second gas chamber pipeline connection port 91 and second exhaust outlet at this time, automobile can braking brake;Setting is high when sensing room pressure
When 4 (i.e. automobile cab atmospheric pressure shows that table indicated number is higher than 4), air pressure compressing resetting spring in gas chamber is sensed in air pressure
17, the gas storage altar pipeline connection port 71 of wheel cylinder air pressure distribution switch 7 and the second gas chamber pipeline connection port 91 of second gas chamber 9 are mutual
Logical, 82 intercommunication of first gas chamber pipeline connection port 81 and first exhaust outlet at this time, automobile brake releases.I.e. when the first gas of first gas chamber 8
When room pipeline connection port 81 has air pressure, the gas storage altar pipeline of first gas chamber pipeline connection port 81 and wheel cylinder air pressure distribution switch 7
71 intercommunication of connector, second gas chamber pipeline connection port 91 and the gas storage altar pipeline connection port 71 of second gas chamber 9 are closed;When second gas chamber 9
When second gas chamber pipeline connection port 91 has air pressure, the gas storage altar of second gas chamber pipeline connection port 91 and wheel cylinder air pressure distribution switch 7
71 intercommunication of pipeline connection port, first gas chamber pipeline connection port 81 are closed with gas storage altar pipeline connection port 71.Utilize the control of this braking automobile
System processed directly prevents the vehicle reservation altar air pressure loss out of control and braking automobile that causes to brake when gas storage altar air pressure is too low not multiple
Drag brake problem in position.
Automobile is normally exercised when needing stopping brake, and skidding secondary spring 21 and the air pressure of gas storage altar push brake together
Camshaft carries out stopping brake, in brake pressure deficiency, using the help of skidding secondary spring 21, and automobile similary energy
Enough skiddings, so as to ensure that braking automobile will not be out of control;Braking automobile wheel cylinder braking operation resets, also with gas storage altar
Air pressure pushes camshaft to reset to oppress automobile brake secondary spring 21, is thus to have much strength to push brake system
It is dynamic just to have much strength and carry out brake reset, (pneumatic brake resets strength and is more than brake resetting spring strength), directly releasing
Brake, which does not reset, drags brake problem.
The purpose of this utility model is to provide for a kind of novel automobile brake and prevents system out of control, the anti-mistake of the utility model braking automobile
Control system avoids that braking automobile is out of control, braking automobile work does not reset and drags brake and because braking automobile air pressure deficiency causes brake to be lost
The brake accident of spirit directly effectively increases the driving safety of driver and passenger.It has scientific structure, ingenious in design, safety in fact
With, stability and high efficiency, product market prospects it is big and the characteristics of competitiveness is strong.Therefore, it is a technical, practicability and economy
The product of equal top grade.
In the description of specification, reference term " close one embodiment ", " preferably ", " example ", " specific example " or
The description of " some examples " etc. mean combine the embodiment or example particular features, structures, materials, or characteristics described, comprising
In at least one embodiment or example of the utility model, differ in the present specification for the schematic representation of above-mentioned term
Surely identical embodiment or example are referred to.Moreover, particular features, structures, materials, or characteristics described can be any
It is combined in a suitable manner in one or more embodiments or example.The connection mode connected in the description of specification has
Apparent effect and practical effect.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
Above-mentioned specific embodiment is not limited to, it is equal using the improvement of techniques well known and replacement on the basis of the utility model
It falls in the scope of protection of the utility model, should it be limited by each claim.
Claims (10)
1. a kind of novel automobile brake prevents system out of control, it includes master cylinder, master control tubing giving sufficient strength, backup line, atmospheric pressure
Change-over switch, wheel cylinder air pressure distribution switch, gas storage altar and wheel cylinder, it is characterised in that:
One master cylinder, setting are respectively connected to the first gas storage altar and the second gas storage by master control tubing giving sufficient strength and backup line
Altar;The first gas storage altar and the second gas storage altar are connected to each wheel cylinder air pressure distribution switch by gas storage altar pipeline respectively;
The master cylinder is connected to the wheel cylinder air pressure by master control tubing giving sufficient strength and backup line and distributes switch pressure sensing gas
Room, wheel cylinder air pressure distribution switch setting gas storage altar admission line connector, wheel cylinder first gas chamber pipeline connection port,
First gas chamber exhaust outlet and wheel cylinder second gas chamber pipeline connection port, second gas chamber exhaust outlet.
2. novel automobile brake according to claim 1 prevents system out of control, it is characterised in that:This system is equipped with wheel cylinder
Air pressure distribution switch;When automobile is normally exercised, master control tubing giving sufficient strength connects the first gas storage altar by atmospheric pressure change-over switch, by stopping
Vehicle master cylinder distributes switch pressure induction pressure gas chamber, wheel cylinder air pressure by the air pressure of master control tubing giving sufficient strength pressure control wheel cylinder
Distribution switch control gas storage altar air pressure is switched to the second gas chamber of wheel cylinder, oppresses to push using the air pressure of wheel cylinder second gas chamber and stop
Vehicle camshaft resets;When automobile needs parking, master cylinder cut-out and the connection of gas storage altar, while master cylinder is given off with stopping
The air pressure in master control tubing giving sufficient strength between vehicle wheel cylinder air pressure distribution switch, the wheel cylinder air pressure distribution, which switchs, at this time is resetting
It starts to work under the action of spring, gas storage altar air pressure is connected to the first gas chamber of wheel cylinder and skidding secondary spring pushes
Brake camshaft rotates, so as to which wheel cylinder be controlled to carry out skidding parking.
3. novel automobile brake according to claim 1 or 2 prevents system out of control, it is characterised in that:At the gas storage altar,
The first atmospheric pressure change-over switch is set to control master control tubing giving sufficient strength, to the company of the first gas storage altar and backup line and the second gas storage altar
Connect conversion;In the wheel cylinder air pressure distribution switch before, setting the second atmospheric pressure change-over switch control master control tubing giving sufficient strength and
The switching of backup line.
4. novel automobile brake according to claim 3 prevents system out of control, it is characterised in that:The master control tubing giving sufficient strength occurs
Job failure leads to the first gas storage altar air pressure that master control tubing giving sufficient strength connects less than the second gas storage altar air pressure of backup line connection
During set pressure differential, the connection of first pressure change-over switch automatic conversion, closes master control tubing giving sufficient strength and the connection of the first gas storage altar is same
When open backup line and the second gas storage altar intercommunication, backup line takes over main control pipeline work at this time;Second air pressure pressure simultaneously
The conversion connection of power change-over switch makes backup line distribute switch pressure sensitive gas chamber with wheel cylinder air pressure and connect.
5. novel automobile brake according to claim 4 prevents system out of control, it is characterised in that:The wheel cylinder sets first
Gas chamber pipeline connection port and second gas chamber pipeline connection port;The wheel cylinder air pressure distribution switch passes through first, second gas chamber into outlet
Pipeline is respectively connected to the pipeline connection port of first, the second gas chamber of wheel cylinder.
6. novel automobile brake according to claim 5 prevents system out of control, it is characterised in that:The first gas chamber inner face installation
One skidding secondary spring;Automobile is normally exercised when needing stopping brake, the skidding secondary spring and the gas storage of work
Altar air pressure pushes brake camshaft rotation to carry out stopping brake simultaneously.
7. the novel automobile brake according to claims 1 or 2 or 4 or 5 or 6 prevents system out of control, it is characterised in that:Brake point
Pump gas pressure distribution switch is using the pressure compression resetting spring conversion work of air pressure, and wheel cylinder air pressure distribution switch is described in
Air pressure in gas storage altar carries out conversion connection between the first and second gas chambers of wheel cylinder.
8. novel automobile brake according to claim 7 prevents system out of control, it is characterised in that:Setting is when the gas storage altar gas
It forces down when specified difference, braking automobile wheel cylinder air pressure distribution switch is started to work under the action of pressure resetting spring, automobile
The air pressure of gas storage altar is connected with wheel cylinder first gas chamber, and automobile is pushed using the air pressure of gas storage altar and skidding secondary spring at this time
Cam axle with realize skidding stop;Setting is when the gas storage altar air pressure is higher than specified difference, wheel cylinder air pressure point
It is connected with switch control gas storage altar air pressure with wheel cylinder second gas chamber, brake camshaft is pushed to reset, releases vehicle brake system
It is dynamic.
9. novel automobile brake according to claim 8 prevents system out of control, it is characterised in that:The master cylinder with it is described
Manual parking switch is additionally provided between wheel cylinder air pressure distribution switch.
10. novel automobile brake according to claim 9 prevents system out of control, it is characterised in that:The master cylinder connection
To brake pedal, and equipped with master control tubing giving sufficient strength band silencer exhaust outlet and equipped with backup line band alarm exhaust outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720917891.6U CN207550179U (en) | 2017-07-26 | 2017-07-26 | A kind of novel automobile brake prevents system out of control |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720917891.6U CN207550179U (en) | 2017-07-26 | 2017-07-26 | A kind of novel automobile brake prevents system out of control |
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Publication Number | Publication Date |
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CN207550179U true CN207550179U (en) | 2018-06-29 |
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ID=62672024
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CN201720917891.6U Expired - Fee Related CN207550179U (en) | 2017-07-26 | 2017-07-26 | A kind of novel automobile brake prevents system out of control |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107323444A (en) * | 2017-07-26 | 2017-11-07 | 中山市连五金制品有限公司 | A kind of novel automobile brake prevents system out of control |
CN113613975A (en) * | 2018-12-28 | 2021-11-05 | 纳博特斯克汽车零部件有限公司 | Air supply circuit |
-
2017
- 2017-07-26 CN CN201720917891.6U patent/CN207550179U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107323444A (en) * | 2017-07-26 | 2017-11-07 | 中山市连五金制品有限公司 | A kind of novel automobile brake prevents system out of control |
CN113613975A (en) * | 2018-12-28 | 2021-11-05 | 纳博特斯克汽车零部件有限公司 | Air supply circuit |
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Granted publication date: 20180629 |