CN201792843U - Parking brake system and automobile thereof - Google Patents
Parking brake system and automobile thereof Download PDFInfo
- Publication number
- CN201792843U CN201792843U CN2010205164081U CN201020516408U CN201792843U CN 201792843 U CN201792843 U CN 201792843U CN 2010205164081 U CN2010205164081 U CN 2010205164081U CN 201020516408 U CN201020516408 U CN 201020516408U CN 201792843 U CN201792843 U CN 201792843U
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- main
- heart yearn
- brake system
- pillar
- emergency brake
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Abstract
The utility model provides a parking brake system and an automobile thereof, wherein the parking brake system comprises a parking handle, a main pull wire, a first auxiliary pull wire, a second auxiliary pull wire, a first brake and a second brake; the main pull wire comprises a main core wire and a main protecting pipe which are mutually embedded; one end of the main core wire is connected with the parking handle; one end of the main protecting pipe, close to the parking handle, is a fixed end, and the other end is a free end; a first core wire of the first auxiliary pull wire is connected with the main core wire; the action of the driving handle drives the main core wire to tension in the first direction, and the main core wire drives the first core wire to tension in the first direction; a second core wire of the second auxiliary pull wire is connected with the free end of the main protecting pipe by a fastening piece; the tensioning action of the main core wire drives the main protecting pipe to straighten so as to extend to the free end along the reverse direction of the first direction; and the extending action of the main protecting pipe drives the second core wire to tension in the reverse direction of the first direction. The scheme provided by the utility model overcomes the defect of poor braking force caused by inconsistency of braking gaps at the two sides.
Description
Technical field
The utility model relates to the automobile brake technology, relates in particular to a kind of emergency brake system and automobile thereof.
Background technology
Emergency brake system for light-duty vehicle, if what adopt is the structure of wheel limit Parking, basic structure can be as shown in Figure 1, comprising: Parking handle (not shown), the main drawing line 101 that directly links to each other with the Parking handle, by intermediary agency 102 heart yearn of main drawing line 101 is divided into two, respectively as left secondary stay 103 and right secondary stay 104, and left drg that links to each other with left secondary stay 103, right secondary stay 104 respectively and right drg (not shown).This constructional feature has determined that in the process of vehicle braking during standstill the stroke of left secondary stay 103 and right secondary stay 104 must be consistent, and has only when left secondary stay 103 and right secondary stay 104 are all strained and can realize braking during standstill.
In realizing the utility model process, the contriver finds that there are the following problems at least in the prior art:
The constructional feature of wheel limit Parking has caused: occurring because left drg that wearing and tearing or adjust are caused and right brake clearance when inconsistent, if the less drg in gap is realized contacting with the wheel limit, then the bigger drg in gap just can't be realized contacting with the wheel limit, makes that vehicle at all can't braking during standstill or can only obtain less braking during standstill power.
The utility model content
The utility model embodiment provides a kind of emergency brake system and automobile thereof, in order to solve cause because of left and right sides brake clearance is inconsistent in the prior art can't Parking etc. problem, realized simple and effective braking during standstill process.
The utility model embodiment provides a kind of emergency brake system, comprise Parking handle, main drawing line, first secondary stay, second secondary stay, first drg and second drg, main drawing line comprises mutually nested main heart yearn and main pillar, one end of main heart yearn links to each other with the Parking handle, main pillar is a fixed end near an end of Parking handle, and the other end is a free end;
First heart yearn of first secondary stay links to each other with main heart yearn, and the action of driving handle drives main heart yearn and strains on first direction, and main heart yearn drives first heart yearn and strains on first direction;
Second heart yearn of second secondary stay links to each other with the free end of main pillar by fastener, the tension action of main heart yearn drives main pillar and stretches, extend to free end with the opposite sense along first direction, the extension action of main pillar drives second heart yearn and strains on the opposite sense of first direction.
Aforesaid emergency brake system, described fastener comprises: bearing pin and backguy shift fork;
Pin sleeve is located on the main pillar;
Insert respectively in two shift fork holes of backguy shift fork at the two ends of bearing pin;
The end of backguy shift fork links to each other with second heart yearn.
Aforesaid emergency brake system, described fastener also comprises: spring cotter;
The bearing pin end of passing the backguy shift fork is provided with through hole, and spring cotter passes through hole and crooked against bearing pin and backguy fork.
Aforesaid emergency brake system, first heart yearn is arranged with first pillar outward, and first pillar is fixed on first fixed support by setting nut; Second heart yearn is arranged with second pillar outward, and second pillar is fixed on second fixed support.
Aforesaid emergency brake system, main pillar are the steel plate bar that spiral fashion is wrapped in the main heart yearn outside.
The utility model embodiment also provides a kind of automobile, comprise emergency brake system, described emergency brake system is the described emergency brake system of the utility model embodiment, and first drg of described brake system and second drg are separately positioned on the wheel place of described automobile both sides.
The emergency brake system of the utility model embodiment and automobile thereof, by main heart yearn is connected with first heart yearn, second heart yearn is connected with the free end of main pillar, when driving handle moves, first heart yearn and second heart yearn are realized tension in the opposite direction, and then realize braking, and the tension of the tension of first heart yearn and second heart yearn adjusting of can moving each other, make that brake efficiency has obtained fully playing, overcome because the inconsistent braking force defect of insufficient of bringing of both sides brake clearance.And this emergency brake system mechanism is simple, compact, and traditional Parking backguy system is not needed to make big modification can be realized, saves cost.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is an emergency brake system structural representation of the prior art;
The structural representation of the emergency brake system that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the decomposing schematic representation of circled among Fig. 2;
The stressed scheme drawing of main drawing line when Fig. 4 moves for driving handle.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The structural representation of the emergency brake system that Fig. 2 provides for the utility model embodiment, Fig. 3 is the decomposing schematic representation of circled among Fig. 2.In conjunction with Fig. 2 and shown in Figure 3, this emergency brake system comprises: Parking handle (not shown), main drawing line 1, the first secondary stay 5, the second secondary stays, 6, the first drg (not shown)s and the second drg (not shown).
Wherein, main drawing line 1 comprises mutually nested main heart yearn 1A and main pillar 1B, and the end of this main heart yearn 1A links to each other with the Parking handle, and main pillar 1B is a fixed end near an end of Parking handle, can be to be maintained fixed under the stopping of Parking handle, the other end be a free end.First secondary stay 5 is made up of the first heart yearn 5A and the first pillar 5B, and second secondary stay 6 is made up of the second heart yearn 6A and the second pillar 6B.Pillar all is set in the heart yearn outside, its role is to protect heart yearn to avoid the damage of external force, can also play preventing that heart yearn is by effects such as foreign object corrosion.
Pillar is that the steel plate bar of thickness about several microns is wrapped in the heart yearn outside, the steel plate bar is shape extension in the shape of a spiral on the length direction of pillar, its structure can be similar on the landline telephone and receiver bonded assembly telephone wire, and its outside surrounds one deck flexible plastic or rubber, prevents that the steel plate bar is corroded.This structure of pillar makes pillar have certain elasticity on its length direction, but end wise extends.This just makes in the wiring process of carrying out backguy, can carry out suitable bending to backguy according to the structure of vehicle body.
The first heart yearn 5A links to each other with main heart yearn 1A, and the action of driving handle drives main heart yearn 1A and strains on first direction, and main heart yearn 1A drives the first heart yearn 5A and strains on first direction.Here the sense of motion with main heart yearn 1A is defined as first direction, and the first direction here is to change at any time along with the trend of main heart yearn 1A.
The second heart yearn 6A links to each other by the free end of fastener with main pillar 1B, when driving handle produces the tension action, can make the heart yearn 1A of winner that the trend of stretching is arranged.The stressed scheme drawing of main drawing line 1 when moving referring to driving handle shown in Figure 4.Under actual conditions, the wiring of main drawing line 1 can not be a straight line completely, so main heart yearn 1A can contact with main pillar 1B generation in different positions, when main heart yearn 1A is subjected to pulling force shown in F1 among Fig. 4, the tension action of main heart yearn 1A can drive main pillar 1B and stretch, and moves to solid line position from dotted line position.This motion is because main heart yearn 1A gives power shown in F2 among Fig. 4 of main pillar 1B.F3 is the one-component of F2, and the pillar 1B of winner is extended to its free end along the first direction opposite sense.Because main pillar 1B fixes at an end of driving handle side, and the other end is a free end, and main pillar 1B self has the elasticity of longitudinal extension, therefore, main pillar 1B can extend on the opposite sense of first direction, and the extension action of main pillar 1B can drive the second heart yearn 6A and strain on the opposite sense of first direction.
The first pillar 5B can be fixed on first fixed support 9 by setting nut 4, and this setting nut 4 can the fastening first pillar 5B, regulates relative length and the fixed position of the first pillar 5B; Accordingly, the second pillar 6B can be fixed on second fixed support 7.
Be right secondary stay with first secondary stay 5 in the utility model, second secondary stay 6 is that example describes for left secondary stay, but not in order to limit protection domain of the present utility model.
Concrete, fastener can comprise bearing pin 3 and backguy shift fork 8, and bearing pin 3 is set on the main pillar 1B, and the through hole 3A that main heart yearn 1A passes on the bearing pin 3 links to each other with the first heart yearn 5A.Insert respectively among two the shift fork hole 8A and 8B of backguy shift fork 8 at the two ends of bearing pin 3.The terminal 8C of backguy shift fork 8 links to each other with the second heart yearn 6A.When main heart yearn 1A strains on first direction, main pillar 1B extends to the opposite sense of first direction, thereby promote the opposite sense motion of bearing pin 3 to first direction, bearing pin 3 drives the opposite sense motion of backguy shift fork 8 to first direction, thereby make the second heart yearn 6A follow the opposite sense tension of backguy shift fork 8, produce braking maneuver thereby drive second drg to first direction.
In order to prevent that bearing pin 3 from coming off from backguy shift fork 8 in motion process, can also set up spring cotter 2 on the bearing pin 3, bearing pin 3 ends of passing backguy shift fork 8 are provided with through hole 3B, spring cotter 2 passes through hole 3B and crooked against bearing pin 3 and backguy shift fork 8, plays the effect that prevents that bearing pin 3 from coming off from backguy shift fork 8.
The concrete work of the emergency brake system that the utility model embodiment provides can for: when the operating personal pulling Parking handle, the action that main heart yearn 1A follows the Parking handle is tending towards tension, driving the first heart yearn 5A moves to first direction, the first heart yearn 5A drives first drg and produces braking maneuver, eliminate the gap on first drg and automotive wheels limit, realize braking.Simultaneously, main pillar 1B produces rightabout motion with respect to main heart yearn 1A, the motion of main pillar 1B promotes the opposite sense motion of bearing pin 3 to first direction, bearing pin 3 promotes the opposite sense motion of backguy shift fork 8 to first direction, thereby drive the opposite sense motion of the second heart yearn 6A to first direction, and drive second drg generation braking maneuver, and eliminate the gap on second drg and automotive wheels limit, realize braking.
When the gap on first drg and second drg and automotive wheels limit was eliminated simultaneously, car load was realized braking during standstill.If a certain side brake (as second drg) is bigger with the gap on wheel limit, when eliminating fully with the gap on wheel limit, the opposite side drg still has the gap, then driving handle continues the state that action makes main heart yearn 1A be tending towards further stretching, thereby the pillar 1B of winner is further extended to the opposite sense of first direction, and by of the opposite sense motion of bearing pin 3 promotion backguy shift forks 8 to first direction, thereby driving the second heart yearn 6A further strains, there is not the gap until two side brakes and automotive wheels limit, realize two side brakes to produce braking force simultaneously and normal braking during standstill, the brake efficiency that performance is maximum.Because main pillar 1B and main heart yearn 1A not only apply tightening force to drg, between main heart yearn 1A and main pillar 1B, also there is interaction force, this interaction force can carry out balance to two tension actions, remedy the required different tension operating distance of two drgs, avoided the unbalanced problem of braking maneuver.
The utility model embodiment provides a kind of emergency brake system, by main heart yearn is connected with first heart yearn, second heart yearn is connected with the free end of main pillar, first heart yearn and second heart yearn are realized tension in the opposite direction when driving handle moves, and then realize braking, and the tension of the tension of first heart yearn and second heart yearn adjusting of can moving each other, make that brake efficiency has obtained fully playing, overcome because the inconsistent braking force defect of insufficient of bringing of both sides brake clearance.And this emergency brake system mechanism is simple, compact, and traditional Parking backguy system is not needed to make big modification can be realized, saves cost.
The utility model embodiment also provides a kind of automobile, the maximum difference of this automobile and other general-utility cars is, the emergency brake system that provides as the utility model embodiment has been provided this automobile, first drg of this emergency brake system and second drg are separately positioned on the wheel place of these automobile both sides, make the brake efficiency height of this automobile, cost is low.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. an emergency brake system comprises Parking handle, main drawing line (1), first secondary stay (5), second secondary stay (6), first drg and second drg, it is characterized in that:
Main drawing line (1) comprises mutually nested main heart yearn (1A) and main pillar (1B), and an end of main heart yearn (1A) links to each other with the Parking handle, and main pillar (1B) is a fixed end near an end of Parking handle, and the other end is a free end;
First heart yearn (5A) of first secondary stay (5) links to each other with main heart yearn (1A), and the action of driving handle drives main heart yearn (1A) and strains on first direction, and main heart yearn (1A) drive first heart yearn (5A) is strained on first direction;
Second heart yearn (6A) of second secondary stay (6) links to each other by the free end of fastener with main pillar (1B), the tension action of main heart yearn (1A) drives main pillar (1B) and stretches, extend to free end with the opposite sense along first direction, the extension action of main pillar (1B) drives second heart yearn (6A) and strains on the opposite sense of first direction.
2. emergency brake system according to claim 1 is characterized in that:
Described fastener comprises: bearing pin (3) and backguy shift fork (8);
Bearing pin (3) is set on the main pillar (1B);
The two ends of bearing pin (3) insert respectively backguy shift fork (8) two shift fork holes (8A, 8B) in;
The end (8C) of backguy shift fork (8) links to each other with second heart yearn (6A).
3. emergency brake system according to claim 2 is characterized in that:
Described fastener also comprises: spring cotter (2);
Bearing pin (3) end of passing backguy shift fork (8) is provided with through hole (3B), and spring cotter (2) passes through hole (3B) and crooked against bearing pin (3) and backguy fork (8).
4. emergency brake system according to claim 1 is characterized in that:
First heart yearn (5A) is outer to be arranged with first pillar (5B), and first pillar (5B) is fixed on first fixed support (9) by setting nut (4); Second heart yearn (6A) is outer to be arranged with second pillar (6B), and second pillar (6B) is fixed on second fixed support (7).
5. emergency brake system according to claim 1 is characterized in that:
The steel plate bar in main pillar (1B) main heart yearn (1A) outside for spiral fashion is wrapped in.
6. an automobile comprises emergency brake system, it is characterized in that:
Described emergency brake system is that first drg of the described brake system of driving and second drg are separately positioned on the wheel place of described automobile both sides as each described emergency brake system in the claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205164081U CN201792843U (en) | 2010-09-02 | 2010-09-02 | Parking brake system and automobile thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205164081U CN201792843U (en) | 2010-09-02 | 2010-09-02 | Parking brake system and automobile thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201792843U true CN201792843U (en) | 2011-04-13 |
Family
ID=43847764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205164081U Expired - Lifetime CN201792843U (en) | 2010-09-02 | 2010-09-02 | Parking brake system and automobile thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201792843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879393A (en) * | 2012-12-19 | 2014-06-25 | 北汽福田汽车股份有限公司 | Parking cable connecting structure of wheel-side parking system and automobile |
-
2010
- 2010-09-02 CN CN2010205164081U patent/CN201792843U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879393A (en) * | 2012-12-19 | 2014-06-25 | 北汽福田汽车股份有限公司 | Parking cable connecting structure of wheel-side parking system and automobile |
| CN103879393B (en) * | 2012-12-19 | 2018-03-27 | 北汽福田汽车股份有限公司 | Take turns the parking stay wire connecting structure and automobile of side parking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110413 |
|
| CX01 | Expiry of patent term |