CN109552279A - A kind of heavy truck emergency brake auxiliary system - Google Patents
A kind of heavy truck emergency brake auxiliary system Download PDFInfo
- Publication number
- CN109552279A CN109552279A CN201910064673.6A CN201910064673A CN109552279A CN 109552279 A CN109552279 A CN 109552279A CN 201910064673 A CN201910064673 A CN 201910064673A CN 109552279 A CN109552279 A CN 109552279A
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- China
- Prior art keywords
- hinged
- connecting rod
- friction
- tire
- friction plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005183 dynamical system Methods 0.000 claims abstract description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003292 glue Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- 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
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/04—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting directly on tread
-
- 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
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/12—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting otherwise than by retarding wheels, e.g. jet action
- B60T1/14—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting otherwise than by retarding wheels, e.g. jet action directly on road
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of heavy truck emergency brake auxiliary system, including tire tread friction mechanism and ground friction mechanism, ground friction mechanism includes the upper plate being installed in truck, ground friction plate and the forked type rod piece being disposed there between, and forked type rod piece top and bottom are hinged with upper plate and ground friction plate respectively；Tire friction mechanism has two groups, and every group of tire friction mechanism includes truck two sides arcuate friction plate corresponding with tire, and arcuate friction plate passes through the end that tire friction plate connecting rod is hinged on main cross bar；The upper end of vertical connecting rod is hinged on the middle part of main cross bar, vertical connecting rod lower end passes through truck and upper plate and forked type rod piece hinged seat is hinged, the hinged press rods in the middle part of main cross bar, the press rods other end is connect with dynamical system, hinged support plate, dynamical system are connect with control system between press rods and truck pedestal.In case of emergency, four arcuate friction plates are squeezed to tire, while forked type rod piece pushes ground friction plate and compresses ground.
Description
Technical field
The invention belongs to brake technique fields, relate in particular to auxiliary system when a kind of heavy truck emergency brake.
Background technique
Heavy-duty car must have three kinds of active brake, emergency brake and parking braking brake apparatus.Emergency brake device
As emergency brake arrangement.General active brake uses double-loop air braking system, and parking braking and emergency brake use spring
Energy storage bleeder brake.Since heavy truck has very big quality, therefore very big inertia can be generated when brake, only lean on spring energy-storage
Bleeder brake buffer distance is long, and causing heavy truck, in emergency circumstances braking distance is longer, and there are potential security risks.
Summary of the invention
Originally practical to provide a kind of heavy truck emergency brake auxiliary system, cooperation emergency braking system is used together, can
The buffer distance effectively shortened when braking, achievees the purpose that brake rapidly.
The object of the present invention is achieved in the following manner:
A kind of heavy truck emergency brake auxiliary system, including tire tread (working face) friction mechanism, further include ground friction
Mechanism, ground friction mechanism includes the upper plate being installed in truck and ground friction plate, in upper plate and ground friction
Forked type rod piece is provided between plate, forked type rod piece top and bottom are hinged with upper plate and ground friction plate respectively；Tire friction
Mechanism includes two groups, and every group of tire friction mechanism includes the arcuate friction plate that truck two sides are arranged in, arcuate friction plate and tire
Corresponding, two arcuate friction plates of two sides pass through the end that tire friction plate connecting rod is hinged on main cross bar, in each wheel
Sleeve is provided in tire friction plate connecting rod, tire friction plate connecting rod is slidably connected with sleeve, and sleeve passes through second support
It is fixed on truck chassis；The upper end of vertical connecting rod is hinged on the middle part of main cross bar, and the lower end of vertical connecting rod passes through truck
Bottom plate and upper plate and forked type rod piece hinged seat are hinged, in the hinged press rods in the middle part of main cross bar, the other end of press rods and dynamic
Force system connection, is also hinged with support plate, dynamical system is connect with control system between press rods and truck pedestal.
Above-mentioned heavy truck emergency brake auxiliary system is additionally provided between vertical connecting rod and the hinged seat of forked type rod piece
Resetting-mechanism.
Above-mentioned heavy truck emergency brake auxiliary system, the resetting-mechanism include the set that vertical connecting rod bottom is arranged in
Cylinder and the connecting rod being fixedly connected with the hinged seat of forked type rod piece, connecting rod top is bellend, and bellend is embedded in vertical connecting rod
In sleeve, and spring or disc spring are provided in sleeve, the bottom and the expansion end in contact at the top of connecting rod of spring or disc spring.
Above-mentioned heavy truck emergency brake auxiliary system, the ground friction plate are passed through by rubber friction sheet and a lower plate
Dovetail groove clamping.
Above-mentioned heavy truck emergency brake auxiliary system, rubber friction sheet bottom surface corresponding with ground are provided with anti-slip layer.
Above-mentioned heavy truck emergency brake auxiliary system is provided on rubber friction layer surface corresponding with tire anti-
Slip layer.
Above-mentioned heavy truck emergency brake auxiliary system, the anti-slip layer are parallel groove or several protrusions.
Above-mentioned heavy truck emergency brake auxiliary system, anti-slip layer are several lines that rubber friction sheet bottom is arranged in,
Bottom lines is block-type tread.The braking ability of block-type tread is very superior, and has good drainage, in snowfield and has
The road surface upward stability of ponding is fine, the disadvantage is that its wearability is poor.
Above-mentioned heavy truck emergency brake auxiliary system, the dynamical system are hydraulic cylinder, the other end and liquid of press rods
The piston rod of cylinder pressure is hinged.
Above-mentioned heavy truck emergency brake auxiliary system, the forked type rod piece include connecting shaft, and connecting shaft both ends connect respectively
It connects there are two connecting rod arranged in a crossed manner, hinged seat is installed in the connecting shaft, hinged seat and vertical connecting rod lower end are hinged.
Compared with the existing technology, in case of emergency, starting hydraulic cylinder, press rods drive main cross bar to move up and down, thus
It drives four arcuate friction plates to squeeze to tire, while pushing forked type rod piece, ground friction plate is made to compress ground.In this way, four
Extruding of the tire by arcuate friction plate, brakes to tire, while ground friction plate is squeezed with ground, i.e., from tire
Brake and ground are braked while being carried out, and buffer distance when brake is greatly shortened, and achieve the purpose that dual brake, when shortening brake
Between.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is left view of the invention.
Fig. 3 is top view of the invention.
Specific embodiment
A kind of heavy truck emergency brake auxiliary system as shown in Figs. 1-3, including tire friction mechanism, tire rubbing machine
Structure is two groups, further includes ground friction mechanism, ground friction mechanism includes that the upper plate 4 being installed in truck and ground are rubbed
Wiping board, is provided with forked type rod piece 3 between upper plate and ground friction plate, forked type rod piece top and bottom respectively with upper plate and
Ground friction plate is hinged；Every group of tire friction mechanism includes the arcuate friction plate that truck two sides are arranged in, arcuate friction plate and wheel
Tire is corresponding, and arcuate friction plate passes through the end that tire friction plate connecting rod 8 is hinged on main cross bar 16, in each tire friction
Sleeve is provided in plate connecting rod 8, tire friction plate connecting rod is slidably connected with sleeve, and sleeve is fixed by second support 10
On truck chassis；The friction mechanism operation acts of tire are limited by sleeve and are completed, because the space of script automobile construction limits
System, arcuate friction plate are 30 ° for the pressure angle of tire centerline, and ideal situation is 45 °, to rear the two of the tractor of heavy truck
The centre of skate tire four tires pressure work, arcuate friction plate of two sides or so component using symmetric design can in
With and keep in the same plane.
The upper end of vertical connecting rod 21 is hinged on the middle part of main cross bar 16, the lower end of vertical connecting rod pass through truck and
The hinged seat of upper plate and forked type rod piece is hinged, in the hinged press rods 34 in the middle part of main cross bar, the other end and power of press rods
System 33 connects, and dynamical system can be hydraulic cylinder, and the other end of press rods and the piston rod of hydraulic cylinder are hinged, press rods with
Support plate 31 is also hinged between truck pedestal, hydraulic cylinder is connect with control system.Dynamical system can also be pneumatic cylinder or liquid
Pressure motor, pneumatic cylinder or hydraulic motor are connect with control system.Dynamical system uses hydraulic system, all power of whole system
Source is provided by a hydraulic cylinder, realizes that a hydraulic cylinder drives all executing agencies to work at the same time by Design of Mechanical Structure,
The integrated level of raising system.Forked type rod piece 3 itself has the function of shortening power source stroke, and when mechanism work, ground is over the ground
The frictional force of face friction plate and the resultant force of support force can be from vertical pitman shafts to upper plate is transmitted to, for vertical connecting rod
Load smaller, while when mechanism is packed up does not influence the passability of automobile chassis script.
The present invention is also arranged with resetting-mechanism, the reset machine in the vertical connecting rod between truck and main cross bar
Structure includes the connecting rod that the sleeve of vertical connecting rod bottom is arranged in and is fixedly connected with the hinged seat of forked type rod piece, is at the top of connecting rod
Bellend, bellend are embedded in the sleeve of vertical connecting rod, and spring or disc spring are provided in sleeve, the bottom of spring or disc spring
Expansion end in contact at the top of portion and connecting rod.Facilitate the impact force buffered between vertical connecting rod and main cross bar, extends vertical connection
The service life of bar.
Arcuate friction plate of the invention is riveted on main friction plate 5 by rubber friction layer 6 and is constituted, the corresponding wheel of rubber friction layer
The face of tire is equipped with anti-slip layer, and anti-slip layer is parallel groove or several protrusions, if for rubber friction layer bottom is arranged in
Dry lines, bottom lines are block-type tread.
Ground friction plate of the invention is clamped by rubber friction sheet 1 and lower plate 2 by dovetail groove, wherein lower plate and rubber
Connection type is oat tail groove structure between glue friction plate, and structure is simple, and function is realized well, and processing technology difficulty is required not
Height, installing and dismounting are simple.The rubber friction sheet of ground friction plate bottom surface corresponding with ground is provided with anti-slip layer, anti-slip layer
For several lines that rubber friction sheet bottom is arranged in, bottom lines is block-type tread.The braking ability of block-type tread is very excellent
More, and there is good drainage, in snowfield and has the road surface upward stability of ponding fine, the disadvantage is that its wearability is poor.
The rubber friction sheet of ground friction plate bottom surface corresponding with ground is provided with anti-slip layer, tire friction mechanism
Anti-slip layer is provided on rubber friction layer surface corresponding with tire, the anti-slip layer is parallel groove or several protrusions.
Forked type rod piece of the invention includes connecting shaft 23, and 23 both ends of connecting shaft are respectively articulated with that there are two companies arranged in a crossed manner
Bar is equipped with hinged seat in the connecting shaft, and hinged seat and vertical connecting rod lower end are hinged.
The structure of forked type rod piece of the present invention is identical as forked type member structure in patent 2015109990707.
Forked type rod piece friction plate bottom lines is block-type tread, and the braking ability of block-type tread is very superior, and has
Good drainage in snowfield and has the road surface upward stability of ponding fine, the disadvantage is that its wearability is poor.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without depart from that overall concept of the invention, several changes and improvements can also be made, these also should be considered as of the invention
Protection scope, these all will not influence the effect and patent practicability that the present invention is implemented.
Claims (10)
1. a kind of heavy truck emergency brake auxiliary system, including tire tread friction mechanism, it is characterised in that: further include ground
Friction mechanism, ground friction mechanism includes the upper plate being installed in truck and ground friction plate, in upper plate and ground
Forked type rod piece is provided between friction plate, forked type rod piece top and bottom are hinged with upper plate and ground friction plate respectively；Tire
Friction mechanism includes two groups, and every group of tire friction mechanism includes the arcuate friction plate that truck two sides are arranged in, arcuate friction plate with
Tire is corresponding, and two arcuate friction plates of two sides pass through the end that tire friction plate connecting rod is hinged on main cross bar, every
Sleeve is provided in a tire friction plate connecting rod, tire friction plate connecting rod is slidably connected with sleeve, and sleeve passes through second
Bracket is fixed on truck chassis；The upper end of vertical connecting rod is hinged on the middle part of main cross bar, and the lower end of vertical connecting rod passes through
Truck and upper plate and forked type rod piece hinged seat are hinged, in the hinged press rods in the middle part of main cross bar, the other end of press rods
It is connect with dynamical system, support plate is also hinged between press rods and truck pedestal, dynamical system is connect with control system.
2. heavy truck emergency brake auxiliary system according to claim 1, it is characterised in that: in vertical connecting rod and fork
Resetting-mechanism is additionally provided between the hinged seat of type rod piece.
3. heavy truck emergency brake auxiliary system according to claim 2, it is characterised in that: the resetting-mechanism includes
The connecting rod that the sleeve of vertical connecting rod bottom is arranged in and is fixedly connected with the hinged seat of forked type rod piece, connecting rod top are expansion
End, bellend is embedded in the sleeve of vertical connecting rod, and spring or disc spring are provided in sleeve, the bottom of spring or disc spring with
Expansion end in contact at the top of connecting rod.
4. heavy truck emergency brake back-up system according to claim 1, it is characterised in that: the ground friction plate by
Rubber friction sheet and lower plate are clamped by dovetail groove.
5. heavy truck emergency brake auxiliary system according to claim 4, it is characterised in that: the arcuate friction plate by
Rubber friction layer is riveted on main friction plate and constitutes.
6. heavy truck emergency brake auxiliary system according to claim 5, it is characterised in that: the glue friction plate and ground
The corresponding bottom surface in face is provided with anti-slip layer, and rubber friction layer is provided with anti-slip layer on surface corresponding with tire.
7. heavy truck emergency brake auxiliary system according to claim 6, it is characterised in that: the anti-slip layer is parallel
Groove or several protrusions.
8. heavy truck emergency brake auxiliary system according to claim 6, it is characterised in that: anti-slip layer is to be arranged in rubber
Several lines of glue friction plate bottom, bottom lines are block-type tread.
9. heavy truck emergency brake auxiliary system according to claim 1, it is characterised in that: the dynamical system is liquid
Cylinder pressure, the other end of press rods and the piston rod of hydraulic cylinder are hinged.
10. heavy truck emergency brake auxiliary system according to claim 1, it is characterised in that: the forked type rod piece packet
Include connecting shaft, connecting shaft both ends are separately connected there are two connecting rod arranged in a crossed manner, are equipped with hinged seat in the connecting shaft, hingedly
Seat is hinged with vertical connecting rod lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910064673.6A CN109552279B (en) | 2019-01-23 | 2019-01-23 | Emergency brake auxiliary system of heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910064673.6A CN109552279B (en) | 2019-01-23 | 2019-01-23 | Emergency brake auxiliary system of heavy truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109552279A true CN109552279A (en) | 2019-04-02 |
| CN109552279B CN109552279B (en) | 2024-06-18 |
Family
ID=65873694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910064673.6A Active CN109552279B (en) | 2019-01-23 | 2019-01-23 | Emergency brake auxiliary system of heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109552279B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112472475A (en) * | 2020-11-20 | 2021-03-12 | 郑州工业应用技术学院 | Intelligent anti-collision medical machinery vehicle and anti-collision method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1366597A (en) * | 1973-07-23 | 1974-09-11 | Pilling H | Adaptable emergency braking system |
| CN102729961A (en) * | 2012-07-23 | 2012-10-17 | 欧转喜 | Emergency brake for automobile |
| CN105539394A (en) * | 2015-12-28 | 2016-05-04 | 郑州大学 | Quick stop system for emergency braking of medium-sized automobile |
| CN205819166U (en) * | 2016-06-10 | 2016-12-21 | 谢春怀 | A kind of automobile emergency grabs ground brake unit |
| CN209410018U (en) * | 2019-01-23 | 2019-09-20 | 郑州大学 | A kind of heavy truck emergency brake auxiliary system |
-
2019
- 2019-01-23 CN CN201910064673.6A patent/CN109552279B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1366597A (en) * | 1973-07-23 | 1974-09-11 | Pilling H | Adaptable emergency braking system |
| CN102729961A (en) * | 2012-07-23 | 2012-10-17 | 欧转喜 | Emergency brake for automobile |
| CN105539394A (en) * | 2015-12-28 | 2016-05-04 | 郑州大学 | Quick stop system for emergency braking of medium-sized automobile |
| CN205819166U (en) * | 2016-06-10 | 2016-12-21 | 谢春怀 | A kind of automobile emergency grabs ground brake unit |
| CN209410018U (en) * | 2019-01-23 | 2019-09-20 | 郑州大学 | A kind of heavy truck emergency brake auxiliary system |
Non-Patent Citations (1)
| Title |
|---|
| 马彩虹;: "汽车升降摩擦面紧急减速装置设计", 经贸实践, no. 24, 15 December 2016 (2016-12-15), pages 9 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112472475A (en) * | 2020-11-20 | 2021-03-12 | 郑州工业应用技术学院 | Intelligent anti-collision medical machinery vehicle and anti-collision method |
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| Publication number | Publication date |
|---|---|
| CN109552279B (en) | 2024-06-18 |
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