CN105564411A - Hollow-nested-air-cylinder braking device and control method - Google Patents
Hollow-nested-air-cylinder braking device and control method Download PDFInfo
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- CN105564411A CN105564411A CN201610090555.9A CN201610090555A CN105564411A CN 105564411 A CN105564411 A CN 105564411A CN 201610090555 A CN201610090555 A CN 201610090555A CN 105564411 A CN105564411 A CN 105564411A
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- hollow
- cylinder
- braking
- intussusception
- valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
Abstract
The invention provides a hollow-nested-air-cylinder braking device and a control method. According to the hollow-nested-air-cylinder braking device and the control method, the structure is simple, universality is high, the installation position is fixed, installation is easy and convenient, the border line with an automobile system is clear, and automobile braking gas does not flow through an electronic-control electromagnetic valve. According to the hollow-nested-air-cylinder braking device with a hollow nested air cylinder directly acting on an original-automobile pedal braking main valve, the manual pedal braking mode is reserved, braking force can be directly applied to the braking main valve under the control of a control system, and manual pedal braking is replaced. As the pedal braking main valve is a normally-adopted-and-maintained automobile braking mechanism, it is certain that the hollow-nested-air-cylinder braking device is normal as long as the braking main valve is normal, problems can be easily found when occurring, and the reliability of electronic control braking is guaranteed.
Description
Technical field
The present invention relates to automobile braking mechanism, particularly both retained artificial pedal brake pattern, under automatic controlling system, braking force can be applied directly to main brake valve again, substitute hollow intussusception cylinder activation device and the control method of artificial pedal brake.
Background technology
The total valve system of aerobraking (see Fig. 5, Fig. 6) is the main device of gas braking type automobile brake, and driver can trample stretcher, applies Braking and produces braking effect in main brake valve.
Automobile is the vehicle of running at high speed, and due to the physiology limitation of human body, be difficult under many circumstances make a response to accident, that just more in case of emergency cannot make exact operations.The department person of taking advantage of lease of life is transient, implements electric control braking by autonomous cruise speed system, plays very positive effect to raising vehicle safety performance, reduction road accident rate.
In existing electric control braking mode, all exist complex structure, poor universality, installation site uncertain, install loaded down with trivial details, with the unsharp problem in automotive system boundary line, what have even involves the change that automobile has parts; Also due to the difference of various vehicle inner structure, further increase the difficulty of installation.
Existing ecp braking, all adopts solenoid control source of the gas to realize electric control braking directly to the brake piping mode of supplying gas; Due to the seriously polluted problem of the brake line of automobile in practical application, daily brake gas flows through electric control braking electromagnetic valve, must affect the reliability of electric control braking, even affects the normal brake application of automobile.
Summary of the invention
The object of the invention technology is dealt with problems and is: utilize gas braking type automobile to have braking gas source and pedal brake main valve, there is provided a kind of structure simple, highly versatile, installation site is determined, simple installation, clear with automotive system boundary line, automobile normal brake application gas does not flow through electric control solenoid valve, both artificial pedal brake pattern had been retained
Under control system controls, braking force can be applied directly to main brake valve again, and substitute hollow intussusception cylinder activation device and the control method of artificial pedal brake.
The technology of the present invention solution is:
Hollow intussusception cylinder activation device, comprise hollow cylinder block, be arranged on the hollow piston in hollow cylinder block and seal ring, snap ring, hollow push pipe, electromagnetic valve, hollow piston is connected with hollow push pipe, the seam promoting hollow push pipe is provided with at the smaller diameter end endoporus of hollow piston, the through hole being inserted into main brake valve braking plunger cap flange taper hole for brake push rod is provided with in hollow push pipe, for Braking that hollow intussusception cylinder is produced in the braking plunger cap flange of main brake valve, seal ring is separately positioned in the seal ring mounting groove of hollow cylinder body inner hole and hollow piston, electromagnetic valve is connected with hollow cylinder block gas circuit.
With the sidewall of hollow cylinder block central axis upright on be provided with inside and outside through, for installing the perforate of valve interface, in hole, be provided with the inner hole thread be spirally connected with valve interface.
Described electromagnetic valve realizes gas circuit by pipeline with hollow cylinder block and is connected
The perforate end of described hollow cylinder block is connected with snap ring by snap ring mounting groove.
Described seal ring is two O-ring seals, during assembling, is installed on by the first O-ring seals in the seal ring mounting groove at hollow cylinder body inner hole place; Second O-ring seals is installed in the seal ring mounting groove of hollow piston; The smaller diameter end of O-ring seals hollow piston 2 is installed, has pushed the endoporus of hollow cylinder block from the large opening end of hollow cylinder block; After hollow piston pushes hollow cylinder block completely, snap ring is installed on the snap ring mounting groove of hollow cylinder block, namely completes the assembling of hollow intussusception cylinder.
Described electromagnetic valve is automatically controlled interface, when needs electric control braking, driving voltage is provided to electromagnetic valve coil, pressure gas through clean process is injected hollow intussusception cylinder and realizes electric control braking by electromagnetic valve position, when electric control braking removed by needs, shut electromagnetic valve coil drive voltage, electromagnetic valve resets pressure gas release in hollow intussusception cylinder, and hollow intussusception cylinder is returned to initial position under the effect of main brake valve reset thrust.
Hollow intussusception cylinder activation apparatus control method is:
When control system brakeless needs, electromagnetic valve coil brakeless control voltage, device is in initial condition, does not apply braking force to main brake valve; Driver can trample brake pedal as required and carry out normal brake operation;
When control system needs braking, driving voltage electromagnetic valve position is provided to electromagnetic valve coil, pressure gas is injected by the road hollow intussusception cylinder, hollow intussusception cylinder is by the braking plunger cap flange applying braking force of hollow push pipe to main brake valve, and main brake valve is in braking mode;
When needs brake off, control system shut electromagnetic valve driving voltage, electromagnetic valve resets pressure gas release in hollow intussusception cylinder, and hollow intussusception cylinder deactivation is to the braking force of main brake valve, and hollow intussusception cylinder is returned to initial position under the effect of main brake valve reset thrust; The rate of braking of hollow intussusception cylinder activation device, realizes by adjustment clean air source air pressure mode.
Beneficial effect of the present invention is:
1. hollow intussusception cylinder directly acts on the hollow intussusception cylinder activation device of former car pedal brake main valve, because pedal brake main valve belongs to the stop mechanism of the normal working service of automobile, as long as main brake valve is normal, hollow intussusception cylinder activation device is inevitable normal, when once the easily discovery that goes wrong, ensure the reliability of electric control braking;
2. structure is simple, highly versatile, installation site is determined, simple installation, clear with former truck system boundary line, both retained artificial pedal brake, and pedal brake main valve can have been directly acted on again implement electric control braking under automatic controlling system, connect with autonomous cruise speed system, under can be applicable to tyre break, the emergency such as crashproof, substitute artificial braking.
Accompanying drawing explanation
Fig. 1 hollow intussusception cylinder activation schematic diagram of device;
The hollow intussusception structural representation of air cylinder of Fig. 2;
Fig. 3 push-down structure hollow intussusception cylinder scheme of installation;
Fig. 4 top nested structure hollow intussusception cylinder scheme of installation;
Fig. 5 push-down main brake valve scheme of installation;
Fig. 6 top cover formula main brake valve scheme of installation.
Detailed description of the invention
The hollow intussusception cylinder activation device of the present invention's design, controls hollow intussusception cylinder by solenoid control pressure gas and applies braking force to main brake valve, realize electric control braking function.Below in conjunction with the embodiment 1 that Fig. 1, Fig. 2, Fig. 3 and Fig. 5 install push-down main brake valve of the present invention, be described in detail.
Embodiment 1:
Hollow intussusception cylinder activation device is in the application (see Fig. 5) of push-down main brake valve (D):
Be made up of hollow cylinder block (1), hollow piston (2), O-ring seals 1 (3), O-ring seals 2 (4), snap ring (5), valve interface (6), hollow push pipe (7) and electromagnetic valve (F); Hollow cylinder block (1) is provided with the perforate of inside and outside through installation valve interface (6), the inner hole thread be spirally connected with valve interface (6) is provided with in hole, hollow cylinder block (1) endoporus is provided with the mounting groove installed for O-ring seals 1 (3), and hollow cylinder block (1) large opening end is provided with the mounting groove installing snap ring (5); The piston place of hollow piston (2) is provided with the mounting groove installed for O-ring seals 2 (4), and smaller diameter end endoporus is provided with the seam promoting hollow push pipe (7); Hollow push pipe (7) acts on main brake valve (D) and brakes plunger cap flange, and the Braking hollow intussusception cylinder (E) produced is in the braking plunger cap flange (G) of main brake valve (D); Electromagnetic valve (F) is as automatically controlled interface, when needs electric control braking, driving voltage is provided to electromagnetic valve (F) coil, pressure gas through clean process is injected hollow intussusception cylinder (E) and realizes electric control braking by electromagnetic valve (F) set, when electric control braking removed by needs, shut electromagnetic valve (F) coil drive voltage, electromagnetic valve (F) resets interior for hollow intussusception cylinder (E) pressure gas release, and hollow intussusception cylinder (E) is returned to initial position under the effect of main brake valve (D) reset thrust.
Hollow intussusception cylinder activation device assembly method:
Valve interface (6) is spirally connected the perforate (see Fig. 2) of the valve interface being installed on hollow cylinder block (1), O-ring seals 1 (3) is installed in the O-ring seals mounting groove at hollow cylinder body inner hole place, and O-ring seals 2 (4) is installed in the O-ring seals mounting groove of hollow piston (2); The smaller diameter end of O-ring seals 2 (4) hollow piston is installed, has pushed the endoporus of hollow cylinder block (1) from the large opening end of hollow cylinder block (1); After hollow piston (2) pushes hollow cylinder block completely, snap ring (5) is installed in the snap ring mounting groove of hollow cylinder block (1), namely completes hollow intussusception cylinder peace and join.
Hollow intussusception cylinder activation device installation method:
The mounting screw of the main brake valve (D) of the original stop mechanism of dismounting automobile, with brake push rod (B), is replaced by long spiro nail (see Fig. 5) by main brake valve mounting screw, the small bore end of hollow push pipe (7) puts into hollow piston (2) endoporus from the large opening end of hollow cylinder block (1), hollow intussusception cylinder (E) is positioned over installs supporting plate (C) upper (see Fig. 3), long spiro nail inserts the mounting hole that the mounting hole of hollow intussusception cylinder (E) and main brake valve (D) install supporting plate (C), the installation screw being screwed onto main brake valve (D) is fixed, by original for automobile brake push rod (B) by the hollow push pipe through hole in hollow intussusception cylinder (E), reduction brake push rod (B) with main brake valve (D) before mechanical connection, the P mouth of electromagnetic valve (F) is connected clean air source (P), tracheae (J) is arranged on the A mouth of electromagnetic valve (F) and realizes gas circuit between valve interface (6) and be connected, namely the installation of hollow intussusception cylinder activation device in push-down main brake valve (see Fig. 3) mechanism is completed.
Hollow intussusception cylinder activation apparatus control method:
When control system brakeless needs, electromagnetic valve (F) coil brakeless control voltage, hollow intussusception cylinder (E) brake equipment is in initial condition, does not apply braking force to main brake valve (D); Driver can trample brake pedal (A) as required, applies braking force, carry out normal brake operation by push rod (B) to main brake valve (D); When control system needs braking, driving voltage is provided to electromagnetic valve (F) coil, pressure gas is injected hollow intussusception cylinder (E) by pipeline (J) by electromagnetic valve (F) set, hollow intussusception cylinder (E) applies braking force by hollow push pipe (7) to main brake valve (D), and main brake valve (D) is in braking mode; When needs brake off, control system shut electromagnetic valve (F) driving voltage, electromagnetic valve (F) resets interior for hollow intussusception cylinder (E) pressure gas release, hollow intussusception cylinder (E) removes the braking force to main brake valve (D), and hollow intussusception cylinder (E) is returned to initial position under the effect of main brake valve (D) reset thrust; The rate of braking of hollow intussusception cylinder activation device, realizes by adjustment clean air source (P) air pressure mode.
Below in conjunction with Fig. 1, Fig. 2, Fig. 4 and Fig. 6 installation embodiment 2 to top cover formula main brake valve of the present invention, be described in detail.
Embodiment 2:
Hollow intussusception cylinder activation device is in the application (see Fig. 6) of top cover formula main brake valve (D '):
Assembly method, the control method of hollow intussusception cylinder are identical with embodiment 1; Unlike: hollow intussusception cylinder (E) installation method at top cover formula main brake valve (D '):
The top cover formula main brake valve be installed under cab floor (C ') is reduced the height (see Fig. 4) of a hollow intussusception cylinder, hollow push pipe (7) produces except the transmission of braking force except realizing hollow intussusception cylinder (E), also bear and compensate main brake valve (D ') and reduce the diff-H installed and produce, and by the normal brake application power that brake pedal assembly (A ') produces top cover (B '), be delivered to the braking pallet (G ') of main brake valve (D ').
Hollow intussusception cylinder activation device installation method (see Fig. 4):
Dismantle the installation screw rod (see Fig. 6) of main brake valve (D ') from the former brake pedal assembly of automobile (A '), main brake valve (D ') mounting screw is replaced by the threaded overbolt in two ends and nut, overbolt is arranged on the former brake pedal assembly of automobile (A '), the large nose end of hollow push pipe (7) is positioned over the braking pallet (G ') of main brake valve (D '), the small bore end of hollow push pipe (7) is put into hollow piston (2) endoporus from the large opening end of hollow cylinder block (1), hollow intussusception cylinder (E) is inserted in the overbolt be arranged on the former brake pedal assembly of automobile (A '), the top cover on automobile former brake pedal assembly (A ') (B ') is made to insert hollow piston (2) endoporus of hollow intussusception cylinder (E), braking force transitive relation is formed by the braking pallet of hollow push pipe (7) and main brake valve (D ') (G '), nut is installed and is fastened on overbolt from hollow intussusception cylinder (E) external part, the P mouth of electromagnetic valve (F) is connected clean air source (P), R mouth leads directly to air (N), tracheae (J) is arranged on the A mouth of electromagnetic valve (F) and realizes gas circuit between valve interface (6) and be connected, and namely completes the installation of hollow intussusception cylinder activation device in top cover formula main brake valve (see Fig. 4) mechanism.
Claims (5)
1. hollow intussusception cylinder activation device, it is characterized in that: comprise hollow cylinder block, be arranged on the hollow piston in hollow cylinder block and seal ring, snap ring, hollow push pipe, electromagnetic valve, hollow piston is connected with hollow push pipe, the seam promoting hollow push pipe is provided with at the smaller diameter end endoporus of hollow piston, the through hole being inserted into main brake valve braking plunger cap flange taper hole for brake push rod is provided with in hollow push pipe, for Braking that hollow intussusception cylinder is produced in the braking plunger cap flange of main brake valve, seal ring is separately positioned in the seal ring mounting groove of hollow cylinder body inner hole and hollow piston, electromagnetic valve realizes gas circuit by pipeline with hollow cylinder block and is connected.
2. hollow intussusception cylinder activation device according to claim 1, is characterized in that: with the sidewall of hollow cylinder block central axis upright on be provided with inside and outside through, for installing the perforate of valve interface, in hole, be provided with the inner hole thread be spirally connected with valve interface.
3. hollow intussusception cylinder activation device according to claim 1, is characterized in that: the perforate end of described hollow cylinder block is connected with snap ring by snap ring mounting groove.
4. hollow intussusception cylinder activation device according to claim 1, is characterized in that: described seal ring is two O-ring seals, wherein: O-ring seals 1 is installed in the seal ring mounting groove at hollow cylinder body inner hole place; O-ring seals 2 is installed in the seal ring mounting groove of hollow piston; The smaller diameter end of O-ring seals hollow piston 2 is installed, has pushed the endoporus of hollow cylinder block from the large opening end of hollow cylinder block; After hollow piston pushes hollow cylinder block completely, snap ring is installed on the snap ring mounting groove of hollow cylinder block, completes the assembling of hollow intussusception cylinder.
5. hollow intussusception cylinder activation apparatus control method, is characterized in that:
When control system brakeless needs, electromagnetic valve coil brakeless control voltage, device is in initial condition, does not apply braking force to main brake valve; Driver can trample brake pedal as required and carry out normal brake operation;
When control system needs braking, driving voltage electromagnetic valve position is provided to electromagnetic valve coil, pressure gas is injected by the road hollow intussusception cylinder, hollow intussusception cylinder is by the braking plunger cap flange applying braking force of hollow push pipe to main brake valve, and main brake valve is in braking mode;
When needs brake off, control system shut electromagnetic valve driving voltage, electromagnetic valve resets pressure gas release in hollow intussusception cylinder, and hollow intussusception cylinder deactivation is to the braking force of main brake valve, and hollow intussusception cylinder is returned to initial position under the effect of main brake valve reset thrust; The rate of braking of hollow intussusception cylinder activation device, realizes by adjustment clean air source air pressure mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090555.9A CN105564411B (en) | 2016-02-18 | 2016-02-18 | Hollow intussusception cylinder activation device and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090555.9A CN105564411B (en) | 2016-02-18 | 2016-02-18 | Hollow intussusception cylinder activation device and control method |
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| CN105564411A true CN105564411A (en) | 2016-05-11 |
| CN105564411B CN105564411B (en) | 2018-06-08 |
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| CN201610090555.9A Active CN105564411B (en) | 2016-02-18 | 2016-02-18 | Hollow intussusception cylinder activation device and control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624296A (en) * | 2016-12-31 | 2017-05-10 | 洛阳市昊创电气设备有限公司 | Hollow cylinder for stud welding machine |
| CN108082164A (en) * | 2018-01-19 | 2018-05-29 | 南京超靖界智能科技有限公司 | A kind of air-cylinder type aerobraking executive device and automobile |
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| US3504947A (en) * | 1968-10-03 | 1970-04-07 | Bendix Westinghouse Automotive | Service and emergency brake control valve |
| CN2605166Y (en) * | 2002-08-02 | 2004-03-03 | 李彦波 | Electric controlled booster relay valve and its brake pipe system |
| CN2913111Y (en) * | 2006-07-12 | 2007-06-20 | 瑞立集团有限公司 | Multifunctional automobile braking valve |
| CN201201599Y (en) * | 2008-04-29 | 2009-03-04 | 浙江万安科技股份有限公司 | Automobile foot brake valve assembly |
| CN204452430U (en) * | 2014-12-30 | 2015-07-08 | 浙江科力车辆控制系统有限公司 | A kind of reduced form electronic control main valve |
| CN205706651U (en) * | 2016-02-18 | 2016-11-23 | 桂林思超汽车科技有限公司 | Hollow intussusception cylinder activation device |
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2016
- 2016-02-18 CN CN201610090555.9A patent/CN105564411B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3504947A (en) * | 1968-10-03 | 1970-04-07 | Bendix Westinghouse Automotive | Service and emergency brake control valve |
| CN2605166Y (en) * | 2002-08-02 | 2004-03-03 | 李彦波 | Electric controlled booster relay valve and its brake pipe system |
| CN2913111Y (en) * | 2006-07-12 | 2007-06-20 | 瑞立集团有限公司 | Multifunctional automobile braking valve |
| CN201201599Y (en) * | 2008-04-29 | 2009-03-04 | 浙江万安科技股份有限公司 | Automobile foot brake valve assembly |
| CN204452430U (en) * | 2014-12-30 | 2015-07-08 | 浙江科力车辆控制系统有限公司 | A kind of reduced form electronic control main valve |
| CN205706651U (en) * | 2016-02-18 | 2016-11-23 | 桂林思超汽车科技有限公司 | Hollow intussusception cylinder activation device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624296A (en) * | 2016-12-31 | 2017-05-10 | 洛阳市昊创电气设备有限公司 | Hollow cylinder for stud welding machine |
| CN108082164A (en) * | 2018-01-19 | 2018-05-29 | 南京超靖界智能科技有限公司 | A kind of air-cylinder type aerobraking executive device and automobile |
| CN108082164B (en) * | 2018-01-19 | 2023-10-27 | 南京超靖界智能科技有限公司 | Cylinder type pneumatic brake actuating device and car |
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| CN105564411B (en) | 2018-06-08 |
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Effective date of registration: 20200918 Address after: 201799 room 510-523, Lai Gang Road, Qingpu District, Shanghai, 510-523. Patentee after: Weimar Automobile Technology Group Co.,Ltd. Address before: Xiufeng District of Guilin city 541002 the Guangxi Zhuang Autonomous Region Jia Shan Xiang Dong Lian Temple No. 10 statue Patentee before: GUILIN SICHAO AUTO TECHNOLOGY Co.,Ltd. |
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