CN202115502U - Air supply device of pneumatic brake system of heavy hauler - Google Patents
Air supply device of pneumatic brake system of heavy hauler Download PDFInfo
- Publication number
- CN202115502U CN202115502U CN2011202049616U CN201120204961U CN202115502U CN 202115502 U CN202115502 U CN 202115502U CN 2011202049616 U CN2011202049616 U CN 2011202049616U CN 201120204961 U CN201120204961 U CN 201120204961U CN 202115502 U CN202115502 U CN 202115502U
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- China
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- air
- air compressor
- valve
- pipeline
- brake system
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Abstract
The utility model relates to the technical field of special vehicle brakes, and discloses an air supply device of a pneumatic brake system of a heavy hauler. The air supply device comprises air compressors, unloading valves, an oil-water separation and air cooling device, a pressure regulating valve, an air drier, a four-pipeline protective valve, pipelines and the like, wherein input ends of the first air compressor and the second air compressor are connected with a hauler engine, and output ends of the first air compressor and the second air compressor are connected with the first unloading valve and the second unloading valve respectively and then joined into a same pipeline passage, are connected into the oil-water separation and air cooling device, and are sequentially connected with the pressure regulating valve, the air drier and the four-pipeline protective valve. The two common air compressors are connected with the respective unloading valves respectively and then joined into the same pipeline passage, so that mutual interference of the two air compressor in operation are is avoided, the two air compressors are complementary, the air compressors can supply the air source to a brake system simultaneously, and the requirement of the brake system on air consumption is met. The air supply device is simple in structure, easy in mounting, evident in effect and easy in popularization and application.
Description
Technical field
The utility model relates to special vehicle braking technology field.
Background technology
Common tractor truck brake system generally comprises gas feeder, service brake device (containing emergency brake), holding brake device and other system and uses device of air.Wherein gas feeder generally is to adopt by air compressor air dryer, four pipeline valves, compositions such as air receiver, pipeline.At present, adopt by single air compressor through high temperature flexible pipe and long copper pipe or steel pipe with the high temperature compressed air cooling after, pass through the monotubular dryer again with compressed air drying, insert four-loop protection valve, give the brake system air feed.
Not enough below existing tractor truck brake system exists in practical application:
For severe duty tractor truck, use for brake system is large-minded, and common single air compressor free air capacity can't reach operating needs, and this car is had any problem at the air compressor of arranging single big discharge capacity.
Summary of the invention
The utility model technical matters to be solved provides a kind of gas feeder of heavy-duty tractor Pneumatic braking system, and it has adopts two normal air compressors to give the brake system air feed simultaneously, satisfies the characteristics of use for brake system gas requirement.
For solving the problems of the technologies described above; The utility model provides a kind of gas feeder of heavy-duty tractor Pneumatic braking system; Comprise air compressor, unloader valve, oil separation and air cooling apparatus, pressure regulating valve, air dryer, four pipeline protective valves, pipeline; After said air compressor, unloader valve, pressure regulating valve, air dryer, four pipeline protective valves are linked in sequence through said pipeline; Four pipeline protective valves respectively with the heavy-duty tractor Pneumatic braking system in driving storage tank, Parking storage tank, other are connected with the gas storage tank, it is characterized in that
Said air compressor comprises first air compressor and second air compressor;
Said unloader valve is the unloader valve of delivery port band check valve, comprises first unloader valve and second unloader valve;
The input end of said first, second air compressor is connected with tractor engine, and the mouth of first, second air compressor is incorporated same pipe passage into respectively with after first, second unloader valve is connected, and inserts said oil separation and air cooling apparatus.
Such scheme is carried out optimized technical scheme does, said oil separation and air cooling apparatus are oil water separator.
The technical scheme that is more preferably is that said air dryer is a bitubular dryer.
The beneficial effect of the utility model is:
1. the utility model adopts two common air compressors respectively with after separately unloader valve is connected; The scheme of incorporating same pipe path again into; Guarantee that two air compressor work do not disturb mutually; Have complementarity, make two air compressors to brake system source of the gas is provided simultaneously, satisfied the requirement of use for brake system gas.Solve the medium and heavy tractor truck of prior art and adopted common single air compressor can't reach operating needs, and arranged the inconvenient problem of air compressor of single big discharge capacity.
2. the utility model utilizes this oil water separator to remove the You Heshui in the pressurized air, and has reduced compressed-air actuated temperature through in supply air line, using oil water separator, has improved downstream components, particularly the service life of air dryer.
3. adopt bitubular dryer that pressurized air is carried out drying; Utilize per 60 seconds cyclic regenerations of electromagnetic valve automatic guidance drier once; It can stop effectively that molecular sieve just begins to regenerate when saturated defective; Can delay the time that molecular sieve lost efficacy greatly, improve molecular sieve service life, reach better drying effect.
4. in gas feeder, adopt oil water separator and bitubular dryer, improved the reliability of quality of filling gas and brake system.
The utility model with two common air compressors respectively with after separately unloader valve is connected; Incorporate same pipe path again into; Guaranteed that two air compressor work do not disturb mutually; Have complementarity, make two air compressors to brake system source of the gas is provided simultaneously, satisfied the requirement of use for brake system gas; In gas feeder, adopt oil water separator and bitubular dryer, improved the reliability of quality of filling gas and brake system.The utility model is simple in structure, be easy to install, effect is obvious, and is easy to apply.
Description of drawings
Fig. 1 is the connection scheme drawing of the utility model embodiment.
Wherein, 1-first air compressor, 2-first unloader valve, 3-oil water separator, 4-pressure regulating valve, 5-bitubular dryer, 6-four pipeline protective valves, 7-second unloader valve, 8 second air compressors.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked; Below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment of the gas feeder of the heavy-duty tractor Pneumatic braking system that proposes according to the utility model is elaborated.
The heavy-duty tractor brake system comprises that gas feeder, service brake device (containing emergency brake), holding brake device and other system use device of air.Wherein, gas feeder comprises: air compressor, unloader valve, oil separation and air cooling apparatus, pressure regulating valve, air dryer, four pipeline protective valve and pipelines; The service brake device comprises: driving storage tank, braking main valve, relay valve, ABS pressure regulating valve, spring diaphragm air chamber, drg and pipeline; Holding brake device comprises: Parking storage tank, Parking hand brake valve, trailer hand brake valve, differential relay valve, spring diaphragm air chamber, drg, infrabar warning device and pipeline.
Connection scheme drawing with reference to the utility model embodiment shown in Figure 1; What the gas feeder of the heavy-duty tractor Pneumatic braking system that the utility model provided adopted is two air compressors, comprising: first air compressor 1, first unloader valve 2, oil separation and air cooling apparatus, pressure regulating valve 4, air dryer, four pipeline protective valves 6, second unloader valve 7, second air compressor 8 and the pipeline.First air compressor 1, second air compressor 8; Connect first unloader valve 2, second unloader valve 7 respectively; Insert oil separation and air cooling apparatus through tee connection again; The outlet of oil separation and air cooling apparatus is connected to pressure regulating valve 4 and air dryer, and the air dryer air extractor duct is connected to four-loop protection valve 6, gives driving storage tank, Parking storage tank respectively and other are with gas storage tank air feed.
Preferably, adopt oil water separator 3 to be used as oil separation and air cooling apparatus; Adopt bitubular dryer 5 as air dryer.
Arrange first air compressor 1 and second air compressor 8 respectively in the right ends of tractor engine; Make first air compressor 1, second air compressor 8 connect first unloader valve 2, second unloader valve 7 respectively through pipeline; Insert oil water separator 3 through tee connection again; The outlet of oil water separator 3 is connected to pressure regulating valve 4 and bitubular dryer 5, and the air extractor duct of bitubular dryer 5 is connected to four-loop protection valve 6 through pipeline, gives the brake system air feed then.
The positive role that each assembly plays in the utility model is: when first air compressor 1 and 8 work of second air compressor; Gas circuit is respectively through first unloader valve 2 and second unloader valve 7; Control air compressor output pressure is protected air compressor, and the check valve of the inner delivery port of unloader valve guarantees not disturb mutually when two air compressors are worked simultaneously simultaneously; Can not work when one of them air compressor damages, the another one air compressor can normal operation.Oil water separator 3 has been removed the You Heshui in the pressurized air, and has reduced compressed-air actuated temperature, has improved downstream components, particularly the service life of air dryer.Pressure regulating valve 4 control cut-off pressure and actuating pressures.Bitubular dryer 5; Utilize per 60 seconds cyclic regenerations of electromagnetic valve automatic guidance drier once, it can effectively be stopped molecular sieve and just begin the defective of regenerating when saturated, can delay the molecular sieve out-of-service time greatly; Improve molecular sieve service life, reach better drying effect.Four pipeline protective valves 6 are divided into four independently pipelines with the pressurized air that purifies, and when wherein one or several when losing efficacy, make remaining pipeline still can keep the required minimum operating air pressure of glancing impact.
It should be noted last that; The above specific embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to instance the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the spirit and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (3)
1. the gas feeder of a heavy-duty tractor Pneumatic braking system; Comprise air compressor; Unloader valve; Oil separation and air cooling apparatus; Pressure regulating valve; Air dryer; Four pipeline protective valves; Pipeline; Said air compressor; Unloader valve; Pressure regulating valve; Air dryer; After four pipeline protective valves are linked in sequence through said pipeline; Four pipeline protective valves respectively with the heavy-duty tractor Pneumatic braking system in the driving storage tank; The Parking storage tank; Other connect with the gas storage tank; It is characterized in that
Said air compressor comprises first air compressor and second air compressor;
Said unloader valve is the unloader valve of delivery port band check valve, comprises first unloader valve and second unloader valve;
The input end of said first, second air compressor is connected with tractor engine, and the mouth of first, second air compressor is incorporated same pipe passage into respectively with after first, second unloader valve is connected, and inserts said oil separation and air cooling apparatus.
2. the gas feeder of heavy-duty tractor Pneumatic braking system as claimed in claim 1 is characterized in that, said oil separation and air cooling apparatus are oil water separator.
3. according to claim 1 or claim 2 the gas feeder of heavy-duty tractor Pneumatic braking system is characterized in that said air dryer is a bitubular dryer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202049616U CN202115502U (en) | 2011-06-17 | 2011-06-17 | Air supply device of pneumatic brake system of heavy hauler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202049616U CN202115502U (en) | 2011-06-17 | 2011-06-17 | Air supply device of pneumatic brake system of heavy hauler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202115502U true CN202115502U (en) | 2012-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202049616U Expired - Fee Related CN202115502U (en) | 2011-06-17 | 2011-06-17 | Air supply device of pneumatic brake system of heavy hauler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202115502U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085389A (en) * | 2014-06-25 | 2014-10-08 | 李瑞海 | Air-break braking and inflation device |
| CN107444377A (en) * | 2017-07-27 | 2017-12-08 | 烟台杰瑞石油装备技术有限公司 | A kind of special purpose vehicle brakes air-channel system |
| CN110630903A (en) * | 2019-10-25 | 2019-12-31 | 四川德胜集团钒钛有限公司 | Air compressor machine air supply system |
| CN113734131A (en) * | 2021-09-17 | 2021-12-03 | 中车株洲电力机车有限公司 | Locomotive, wind source system and control method thereof |
| CN114537541A (en) * | 2020-11-25 | 2022-05-27 | 陕西汽车集团有限责任公司 | All-wheel drive large transport tractor |
-
2011
- 2011-06-17 CN CN2011202049616U patent/CN202115502U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085389A (en) * | 2014-06-25 | 2014-10-08 | 李瑞海 | Air-break braking and inflation device |
| CN107444377A (en) * | 2017-07-27 | 2017-12-08 | 烟台杰瑞石油装备技术有限公司 | A kind of special purpose vehicle brakes air-channel system |
| CN110630903A (en) * | 2019-10-25 | 2019-12-31 | 四川德胜集团钒钛有限公司 | Air compressor machine air supply system |
| CN110630903B (en) * | 2019-10-25 | 2021-06-18 | 四川德胜集团钒钛有限公司 | Air compressor machine air supply system |
| CN114537541A (en) * | 2020-11-25 | 2022-05-27 | 陕西汽车集团有限责任公司 | All-wheel drive large transport tractor |
| CN113734131A (en) * | 2021-09-17 | 2021-12-03 | 中车株洲电力机车有限公司 | Locomotive, wind source system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140617 |
|
| EXPY | Termination of patent right or utility model |