CN204077644U - A kind of brake system - Google Patents
A kind of brake system Download PDFInfo
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- CN204077644U CN204077644U CN201420410801.0U CN201420410801U CN204077644U CN 204077644 U CN204077644 U CN 204077644U CN 201420410801 U CN201420410801 U CN 201420410801U CN 204077644 U CN204077644 U CN 204077644U
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- brake system
- vacuum booster
- air inlet
- electromagnetic valve
- inlet electromagnetic
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Abstract
A kind of brake system, comprise vacuum booster, pedal assembly, air inlet electromagnetic valve and connection pipe, described pedal assembly and air inlet electromagnetic valve are connected with described vacuum booster respectively, and described air inlet electromagnetic valve is arranged at the position away from described pedal assembly, and be connected with described vacuum booster by described connection pipe.Brake system of the present utility model, effectively can avoid the mutual interference between air inlet electromagnetic valve and pedal assembly, thus guarantee smooth installation.
Description
Technical field
The utility model relates to automotive field, particularly relates to a kind of brake system.
Background technology
Along with the raising of people's living standard and the fast development of auto-industry, automobile is more and more applied in daily life.In the development process of auto trade, people, except paying close attention to the factor such as quality, function of automobile, also more and more pay attention to the safety of automobile.
At present, blow out and become the arch-criminal of numerous traffic accident on express highway, it receives the concern of automobile industry and the public to the impact of automotive safety always.The development and apply of monitoring and control system (BMCS) technology of blowing out, actv. solves this difficult problem of blowing out.BMCS systematic difference, on the one hand can the parameter such as air pressure, rotating speed, temperature of Real-Time Monitoring tire, when above-mentioned parameter exceedes critical value, can report to the police to driver and remind, to avoid the generation of blowing out; On the other hand, when blowing out, BMCS system can make automobile can complete braking in time, promptly, and Vehicle Speed is reduced fast, dissolves the risk that vehicle flat tire brings.
Usually, BMCS system comprises vacuum booster, air inlet electromagnetic valve, pedal assembly etc.Pedal assembly is installed on the middle part of vacuum booster, hold-down bolt (i.e. BMCS air inlet electromagnetic valve mounting hole) on air inlet electromagnetic valve and vacuum booster directly assembles, but, because hold-down bolt is arranged at the middle part of vacuum booster and air inlet electromagnetic valve volume is larger, cause air inlet electromagnetic valve and pedal assembly to interfere, thus cause inconvenience is installed.
Utility model content
In view of this, be necessary that providing a kind of can avoid air inlet electromagnetic valve and pedal assembly to interfere and guarantee smooth brake system of installing.
The utility model provides a kind of brake system, comprise vacuum booster, pedal assembly, air inlet electromagnetic valve and connection pipe, described pedal assembly and air inlet electromagnetic valve are connected with described vacuum booster respectively, and described air inlet electromagnetic valve is arranged at the position away from described pedal assembly, and be connected with described vacuum booster by described connection pipe.
As further improvement of the utility model, described connection pipe comprises body and is arranged at the gland nut at described body two ends.
As further improvement of the utility model, the two ends of described body are provided with and protrude from described tube wall and the limiting section coordinated with described gland nut.
As further improvement of the utility model, one end of described gland nut is provided with through hole, and the other end is provided with gland portion, and the center in described gland portion is cap bore, and described cap bore is communicated with described through hole.
As further improvement of the utility model, the end of described body is arranged in the cap bore of described gland nut, and the limiting section of described body engages with the gland portion of described gland nut and is arranged in described through hole.
As further improvement of the utility model, be provided with pad between the limiting section of described body and the gland portion of described gland nut, described limiting section, gland portion and pad are tabular, taper or horn-like.
As further improvement of the utility model, the rear housing that described vacuum booster comprises front case and is connected with described front case.
As further improvement of the utility model, the rear housing of described vacuum booster is provided with ventilation bolt, and described ventilation bolt is connected with described connection pipe.
As further improvement of the utility model, described air inlet electromagnetic valve is arranged at the position that the front case of described vacuum booster, rear housing or front case are connected with rear housing.
As further improvement of the utility model, described air inlet electromagnetic valve comprises solenoid valve body and valve rod, and valve rod one end is connected with described solenoid valve body, and the other end is connected with described connection pipe.
The utility model beneficial effect is, owing to comprising connection pipe, and air inlet electromagnetic valve is arranged at the position away from pedal assembly, and be connected with vacuum booster by connection pipe, therefore, effectively can avoid the mutual interference between air inlet electromagnetic valve and pedal assembly, thus guarantee smooth installation.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of specification sheets, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the integral structure schematic diagram of blow out monitoring and the control system that the utility model embodiment provides.
Fig. 2 is the sectional structure schematic diagram of the vacuum booster of blow out monitoring and the control system of Fig. 1.
Fig. 3 is the sectional structure schematic diagram of the connection pipe of blow out monitoring and the control system of Fig. 1.
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to detailed description of the invention of the present utility model, structure, feature and effect thereof, be described in detail as follows.
As shown in Figure 1, the utility model embodiment blow out monitoring and control system 100 comprise vacuum booster 10, pedal assembly 20, air inlet electromagnetic valve 30 and connection pipe 40.
See also Fig. 2, vacuum booster 10 comprises front case 11, rear housing 12, diaphragm 13 and push rod 17.
Front case 11 is all in the form of annular discs with rear housing 12, and front case 11 and rear housing 12 are connected to one, and front case 11 and rear housing 12 around and form cavity 14.Front case 11 generally adopts detouchable mode to be fixedly connected with rear housing 12, and the connecting portion of the two can be provided with packing seal.
A part for diaphragm 13 is arranged between front case 11 and rear housing 12, by front case 11 and rear housing 12 around cavity 14 be separated into ante-chamber 142 and back cavity 144, another part of diaphragm 13 is affixed on the inwall of rear housing 12.Ante-chamber 142 is communicated with engine air inlet tube 50, and back cavity 144 is communicated with air inlet electromagnetic valve 30.
Push rod 17 is connected with diaphragm 13.One end (i.e. external part) of push rod 17 extend out to rear housing 12 from rear housing 12 center, and the other end of push rod 17 can be placed in ante-chamber 142 or stretch out front case 11 from front case 11 center.The external part of push rod 17 is fixedly connected with U-shaped shift fork 172, and this mode be fixedly connected with can be weld, rivet, be threaded, but is not limited thereto, and in the present embodiment, the external part of push rod 17 has been threaded U-shaped shift fork 172.The side of U-shaped shift fork 172 is provided with through connecting pin bores 174.
Rear housing 12 outside push rod 17 is provided with at least two studs 19, and one end of stud 19 is fixedly connected with rear housing 12.Certainly, also can be understood as, stud 19 is fixedly connected with front case 11 through rear housing 12 and diaphragm 13, and keeps sealing between stud 19 and rear housing 12 and diaphragm 13.Brace panel 18 can also be provided with between the rear housing 12 of stud 19 and vacuum booster 10.
Rear housing 12 outside push rod 17 is also provided with ventilation bolt 15, the axis of ventilation bolt 15 is provided with the connected pore channel run through in its body, one end of ventilation bolt 15 is fixedly connected with rear housing 12, and its connected pore channel is connected with back cavity 144, the other end of ventilation bolt 15 is the free end away from rear housing 12.
Vacuum booster 10 also comprises the valve 162 be arranged on diaphragm 13 and the valve 164 be arranged on push rod 17.Valve 162 is for controlling being communicated with of ante-chamber 142 and back cavity 144, and valve 164 is for controlling being communicated with of back cavity 144 and air.Vacuum booster 10 in the raw time, valve 162 is in opening, and valve 164 is in closed condition, and namely the ante-chamber 142 of vacuum booster 10, back cavity 144 are communicated with and and air exclusion.When the engine operates, engine air inlet tube produces negative pressure and makes ante-chamber 142, the back cavity 144 be communicated with all be in vacuum state.When push rod 17 is pushed forward (pushes pedals assembly 20), valve 162 and 164 is driven to travel forward, when valve 162 contacts with the part diaphragm 13 between ante-chamber 142 and back cavity 144, valve 162 cuts out, ante-chamber 142 and back cavity 144 are isolated, and along with the continuation campaign of push rod 17, connection between valve 164 and 162 is opened, valve 164 is opened, air enters in back cavity 144, promoting diaphragm 13 owing to producing pressure reduction between ante-chamber 142 and back cavity 144 to ante-chamber 142 moves, and expands and tramples effect.When unclamping pedal assembly 20, push rod 17 resets, and is closed by valve 164, and is opened by valve 162, and ante-chamber 142 is again communicated with back cavity 144 and is in vacuum state.
Pedal assembly 20 comprises pedal body 22 and pedal support 24.Pedal support 24 is for providing one to trample the strong point for pedal body 22, to guarantee the realization of stampede operation, pedal support 24 is provided with through hole 242, pedal support 24 is sheathed on stud 19 by through hole 242, and is fixed on stud 19 by pedal support 24 by nut 244.Pedal body 22 is fixedly connected with connecting pin bores 174 by bearing pin 26.
Air inlet electromagnetic valve 30 comprises solenoid valve body 32 and valve rod 34.Valve rod 34 is in hollow tubular structures, and valve rod 34 one end is fixedly connected with solenoid valve body 32, and the other end of valve rod 34 is free end, and this end outer wall is provided with external thread structure, and the free end of valve rod 34 is fixedly connected with connection pipe 40.Solenoid valve body 32 is arranged at a certain position away from pedal assembly 20, solenoid valve body 32 can be fixed on vacuum booster 10 away from the rear housing 12 of pedal assembly 20 or on the front case 11 or position that is connected with rear housing 12 of front case 11.Solenoid valve body 32, away from pedal assembly 20, effectively can avoid the mutual interference between solenoid valve body 32 and pedal assembly 20.
See also Fig. 3, connection pipe 40 comprises body 42 and is arranged at the gland nut 44 at body 42 two ends.
Body 42 is hard body, and hard body can pre-set shape and guarantee that it does not interfere with miscellaneous part, such as, can be metal tube, plastic-aluminum body, high molecule plastic body etc., and be not limited thereto.The position that the shape of body 42 and length will be arranged according to solenoid valve body 32 is determined.The two ends of body 42 are provided with the circular limiting section 422 protruding from body 42 outer wall.
One end of gland nut 44 is provided with the through hole 442 with female thread structure, and the diameter of through hole 442 equals or slightly larger than the external diameter of limiting section 422.The other end of gland nut 44 is provided with circular gland portion 444, and the center in gland portion 444 is circular cap bore 446, and the external diameter in gland portion 444 does not protrude from the outer wall of gland nut 44.Cap bore 446 is communicated with through hole 442, and the diameter of cap bore 446 is less than the diameter of through hole 442 and suitable with the outer wall of connection pipe 42.
The end of body 42 is arranged in cap bore 446, and the limiting section 422 of body 42 engages with gland portion 444 and is arranged in through hole 442.Also be provided with pad 448 between limiting section 422 and gland portion 444, pad 448 can adopt the materials such as rubber to make, for sealing the gap between limiting section 422 and gland portion 444.The female thread structure of gland nut 44 is threaded with the external thread structure of ventilation bolt 15 or valve rod 34.In the present embodiment, joint face between body 42 and gland nut 44 is plane, namely the gland portion 444 of limiting section 422, gland nut 44 and pad 448 are tabular, understandable, in other embodiment of the present utility model, joint face between body 42 and gland nut 44 also can be the conical surface or loudspeaker face, be in the embodiment in the conical surface or loudspeaker face at joint face, the limiting section 422 of body 42, the gland portion 444 of gland nut 44 and pad 448 made accordingly hammer shape or horn-like structure.
By the way, the back cavity 144 of vacuum booster 10 is communicated with by connection pipe 40 with between air inlet electromagnetic valve 30, as previously described, when normal vehicle operation and vacuum booster 10 in the raw time, the ante-chamber 142 of vacuum booster 10 is communicated with back cavity 144, to blow out monitoring and the situation of control system 100 Real-Time Monitoring tire, when be in an emergency (blowing out) needs emergency braking, ante-chamber 142 and back cavity 144 are isolated under the effect of push rod 17, air inlet electromagnetic valve 30 is opened, air is entered the back cavity 144 of vacuum booster 10 through connection pipe 40 by air inlet electromagnetic valve 30, ante-chamber 142 is then evacuated by driving engine, travel forward under the effect of diaphragm 13 pressure reduction between ante-chamber 142 and back cavity 144, reach the effect of snap catch.
In sum, the utility model beneficial effect is, owing to comprising connection pipe 40, and air inlet electromagnetic valve 30 is arranged at the position away from pedal assembly 20, and be connected with vacuum booster 10 by connection pipe 40, therefore, effectively can avoid the mutual interference between air inlet electromagnetic valve 30 and pedal assembly 20, thus guarantee smooth installation.
In addition, it should be noted that, although the present embodiment is monitored to blow out and control system is described the utility model, understandable, the utility model is not limited in for monitoring and the control system of blowing out, and it may be used in other various types of brake system.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a brake system (100), comprise vacuum booster (10), and the pedal assembly (20), the air inlet electromagnetic valve (30) that are connected with described vacuum booster (10) respectively, it is characterized in that: described brake system (100) also comprises connection pipe (40), described air inlet electromagnetic valve (30) is arranged at the position away from described pedal assembly (20), and is connected with described vacuum booster (10) by described connection pipe (40).
2. brake system as claimed in claim 1, it is characterized in that, described connection pipe (40) comprises body (42) and is arranged at the gland nut (44) at described body (42) two ends.
3. brake system as claimed in claim 2, it is characterized in that, the two ends of described body (42) are provided with and protrude from described body (42) outer wall and the limiting section (422) coordinated with described gland nut (44).
4. brake system as claimed in claim 3, it is characterized in that, one end of described gland nut (44) is provided with through hole (442), the other end is provided with gland portion (444), the center of described gland portion (444) is cap bore (446), and described cap bore (446) is communicated with described through hole (442).
5. brake system as claimed in claim 4, it is characterized in that, the end of described body (42) is arranged in the cap bore (446) of described gland nut (44), and the limiting section (422) of described body (42) engages with the gland portion (444) of described gland nut (44) and is arranged in described through hole (442).
6. brake system as claimed in claim 5, it is characterized in that, be provided with pad (448) between the limiting section (422) of described body (42) and the gland portion (444) of described gland nut (44), described limiting section (422), gland portion (444) and pad (448) they be tabular, taper or horn-like.
7. brake system as claimed in claim 1, is characterized in that, the rear housing (12) that described vacuum booster (10) comprises front case (11) and is connected with described front case (11).
8. brake system as claimed in claim 7, it is characterized in that, the rear housing (12) of described vacuum booster (10) is provided with ventilation bolt (15), and described ventilation bolt (15) is connected with described connection pipe (40).
9. brake system as claimed in claim 7, it is characterized in that, described air inlet electromagnetic valve (30) is arranged at the position that the front case (11) of described vacuum booster (10), rear housing (12) or front case (11) are connected with rear housing (12).
10. brake system as claimed in claim 1, it is characterized in that, described air inlet electromagnetic valve (30) comprises solenoid valve body (32) and valve rod (34), valve rod (34) one end is connected with described solenoid valve body (32), and the other end is connected with described connection pipe (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410801.0U CN204077644U (en) | 2014-07-24 | 2014-07-24 | A kind of brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410801.0U CN204077644U (en) | 2014-07-24 | 2014-07-24 | A kind of brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204077644U true CN204077644U (en) | 2015-01-07 |
Family
ID=52170387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410801.0U Active CN204077644U (en) | 2014-07-24 | 2014-07-24 | A kind of brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204077644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510058A (en) * | 2016-02-01 | 2016-04-20 | 桂林数联汽车科技有限公司 | Tire burst simulation rim and tire burst simulation method |
-
2014
- 2014-07-24 CN CN201420410801.0U patent/CN204077644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510058A (en) * | 2016-02-01 | 2016-04-20 | 桂林数联汽车科技有限公司 | Tire burst simulation rim and tire burst simulation method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |