CN203472839U - Air brake braking system with heat dissipation and maintenance functions - Google Patents
Air brake braking system with heat dissipation and maintenance functions Download PDFInfo
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- CN203472839U CN203472839U CN201320634389.6U CN201320634389U CN203472839U CN 203472839 U CN203472839 U CN 203472839U CN 201320634389 U CN201320634389 U CN 201320634389U CN 203472839 U CN203472839 U CN 203472839U
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- valve
- storage tank
- heat radiation
- maintenance
- heat dissipation
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Abstract
The utility model relates to an air brake braking system with heat dissipation and maintenance functions. A multifunctional unloading valve is respectively connected with a heat dissipation and maintenance air storage tank with a pressure meter and a brake air storage tank with a pressure sensor through a two-position two-way solenoid directional valve and a two-position three-way solenoid valve; the two-position three-way solenoid valve is further connected with the heat dissipation and maintenance air storage tank which is connected with a connector capable of being replaced, the heat dissipation and maintenance air storage tank is connected with a hydraulic oil pressurization cylinder through a two-position two-way manual opening valve, the hydraulic oil pressurization cylinder is connected with an oil supplement box and a maintenance press machine, an air outlet sieve is arranged between the multifunctional unloading valve and the two-position two-way solenoid directional valve, and a heat dissipation device with a temperature sensor is adjacent to the air outlet sieve. The air brake braking system has the advantages that surplus compressed air can be input to the heat dissipation device through an overpressure air outlet of the unloading valve, so that energy is used effectively, the heat dissipation capacity is enhanced, oil temperature is lowered, working performance of a complete machine is improved, and the air brake braking system is convenient to maintain in the field, easy to operate, safe, reliable and easy to achieve.
Description
Technical field
The utility model relates to the gas braking system of the wheeled vehicle of a kind of construction machinery and equipment.
Background technology
At present, the wheeled vehicle gas of construction machinery and equipment braking system, mainly comprise Air compressor, multi-functional unloader valve, storage tank, main brake valve, booster pump group, lubricating cup group, brake clamp, hand braking valve, cut-out cylinder and hand braking cylinder, in the course of the work, after storage tank pressure reaches setting pressure, multi-functional unloader valve produces too much pressurized air by Air compressor and is directly discharged in air, and unnecessary pressurized air can not be effectively utilized; In high temperature area operating mode or complicated bad working environments, two change oil temperatures, hydraulic oil temperature and fuel oil oil temperature are generally higher, oil temperature is too high can accelerate seal aging, part pipeline aging, reduce element service life, easily cause that fluid reveals; Simultaneously fluid in each work system, plays lubricated, clean, absorb vibration and fall low noise effect, excess Temperature, oil viscosity reduces, lubricant film attenuation, can increase mechanical wear, accelerates the damage of the Important Components such as main pump, valve; Keep in repair in the wild, maintain in working condition, can only, by instruments such as manual operation torque spanners, waste time and energy and maintain.
Summary of the invention
The utility model provides a kind of have heat radiation and maintenance function gas braking system, this system energy effective use of energy sources, fluid is carried out to radiating and cooling, improve complete machine work efficiency, utilize unnecessary pressurized air to provide power for field maintenance, maintenance simultaneously, time saving and energy saving, and there is the ability clean to radiator core body, make radiator heat-dissipation effect better, complete machine serviceability is improved, whole process operation is simple, safe and reliable, be easy to realize.
The technical solution adopted in the utility model is: multi-functional unloader valve is respectively by bi-bit bi-pass solenoid directional control valve and the manometric heat radiation of two-position three way magnetic valve connecting band maintenance storage tank with the braking storage tank of pressure sensor, two-position three way magnetic valve also connects heat radiation maintenance storage tank, on heat radiation maintenance storage tank, be connected with interchangeable joint, heat radiation maintenance storage tank is by the manually opened valve connecting fluid of bi-bit bi-pass force feed pressurized cylinder, hydraulic oil pressurized cylinder connects oil feeding reservoir and servicing press, between multi-functional unloader valve and bi-bit bi-pass solenoid directional control valve, there is the air sifter of going out, with the radiator of temperature sensor with to go out air sifter adjacent.
On heat radiation maintenance storage tank and braking storage tank, there is blow off valve.
Between heat radiation maintenance storage tank and interchangeable joint and the manually opened valve of bi-bit bi-pass, there is gas stop valve.
Between hydraulic oil pressurized cylinder and oil feeding reservoir, there is low pressure check valve.
The beneficial effects of the utility model are: by engine drive Air compressor, produce pressurized air, and preferentially provide the braking of complete machine brake system by pressurized air; The pressurized air that continues to produce is stored in to heat radiation maintenance storage tank, and the pressurized air in heat radiation maintenance storage tank can realize radiator cooling by auxiliary element, and clean complete machine, radiator core body, coordinate the instrument field maintenance operations such as air nutsetter; By hydraulic oil pressurized cylinder, the pressurized air of heat radiation maintenance storage tank output can be converted into high pressure oil, servicing press utilizes high pressure oil generation pressure to be convenient to field maintenance operation or other operating modes; Unnecessary pressurized air can be input on radiator by unloader valve overvoltage air extractor duct, and the energy has obtained effectively utilizing, and has strengthened heat-sinking capability, reduced oil temperature, improve the serviceability of complete machine, be convenient to field maintenance maintenance, simple to operate, safe and reliable, be easy to realize.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
In figure, 1 Air compressor, 2 multi-functional unloader valves, 3 existing gas braking components of system as directed, 4 temperature sensors, 5 radiatores, 6 go out air sifter, 7 bi-bit bi-pass solenoid directional control valves, 8 compression indicators, 9 braking storage tanks, 10 heat radiation maintenance storage tanks, 11 gas stop valves, 12 interchangeable joints, the manually opened valve of 13 bi-bit bi-pass, 14 oil feeding reservoirs, 15 low pressure check valves, 16 servicing press, 17 hydraulic oil pressurized cylinder, 18 blow off valves, 19 two-position three way magnetic valves, 20 pressure sensors.
The specific embodiment
Embodiment: Air compressor 1 connects multi-functional unloader valve 2, the overvoltage air extractor duct of multi-functional unloader valve 2 connects bi-bit bi-pass solenoid directional control valve 7, the heat radiation maintenance storage tank 10 of bi-bit bi-pass solenoid directional control valve 7 connecting band compression indicators 8 and blow off valve 18, heat radiation maintenance storage tank 10 is leaded up to gas stop valve 11 and is connected interchangeable joint 12, the gas stop valve 11 of separately leading up to of heat radiation maintenance storage tank 10 connects the manually opened valve 13 of bi-bit bi-pass, the manually opened valve 13 connecting fluid force feed pressurized cylinder 17 of bi-bit bi-pass, hydraulic oil pressurized cylinder 17 is leaded up to low pressure check valve 15 and is connected oil feeding reservoirs 13, another road connects servicing press 16, another road of multi-functional unloader valve 2 connects two-position three way magnetic valve 19, two-position three way magnetic valve 19 connects respectively heat radiation maintenance storage tank 10 and with the braking storage tank 9 of pressure sensor 20 and blow off valve 18, the external existing gas braking components of system as directed 3 of braking storage tank 9, between multi-functional unloader valve 2 and bi-bit bi-pass solenoid directional control valve 7, there is the air sifter of going out 6, with the radiator 5 of temperature sensor 4 with to go out air sifter 6 adjacent.
As shown in Figure 1, the utility model comprises Air compressor 1, multi-functional unloader valve 2, existing gas braking components of system as directed 3, temperature sensor 4, radiator 5, go out air sifter 6, bi-bit bi-pass solenoid directional control valve 7, compression indicator 8, braking storage tank 9, heat radiation maintenance storage tank 10, gas stop valve 11, interchangeable joint 12, the manually opened valve 13 of bi-bit bi-pass, oil feeding reservoir 14, low pressure check valve 15, servicing press 16, hydraulic oil pressurized cylinder 17, blow off valve 18, two-position three way magnetic valve 19, and pressure sensor 20, Air compressor 1 is installed on driving engine, by driven by engine Air compressor 1, produces pressurized air, and by pneumatic circuit by Air compressor air extractor duct, multi-functional unloader valve 2, go out air sifter 6, bi-bit bi-pass solenoid directional control valve 7, braking storage tank 9, heat radiation maintenance storage tank 10, gas stop valve 11, interchangeable joint 12, the manually opened valve 13 of bi-bit bi-pass and two-position three way magnetic valve 9 connect, and hydraulic oil pressurized cylinder 17 one end are connected by the manually opened valve 13 of pneumatic circuit and bi-bit bi-pass, the other end and servicing press 16, low pressure check valve 15, oil feeding reservoir 14 connects by hydraulic tubing, blow off valve 18, pressure sensor 20 and compression indicator 8 are installed on respectively braking storage tank 9, on heat radiation maintenance storage tank 10, temperature sensor 4 is installed in radiator 5, passes through hold-down bolt, cushion blocking, line card and pipe clamp are fixed on said elements and pipeline on rear vehicle frame.
The interior temperature sensor 4 of radiator 5 is controlled bi-bit bi-pass solenoid directional control valve 7 and is opened, pressurized air in heat radiation maintenance storage tank 10 blows on radiator 5 by going out air sifter 6, when temperature sensor 4 reaches a certain value, electromagnetic valve on bi-bit bi-pass solenoid directional control valve 7 obtains electric, it is cooling that pressurized air in heat radiation maintenance storage tank 10 is transported to out 6 pairs of radiatores 5 of air sifter by pneumatic circuit, when temperature sensor 4 is less than a certain value range, bi-bit bi-pass solenoid directional control valve 7, by spring reset, cuts off gas circuit.
By manually opened valve 13 operations of bi-bit bi-pass, compressed air delivery is to hydraulic oil pressurized cylinder 17, to servicing press 16 output high pressure oils, the interior hydraulic oil of oil feeding reservoir 14 can flow into hydraulic oil pressurized cylinder 17 by low pressure check valve 15, heat radiation maintenance storage tank 10 by pneumatic circuit be easy to install the interchangeable joint 12 of pneumatic service tools, the gas stop valve 11 can manual control heat radiation maintenance storage tank 10 part gas circuits circulating is connected.
Hydraulic oil pressurized cylinder 17 one end admission ports, the other end is hydraulic oil repairing mouth and oil outlet, by hydraulic oil pressurized cylinder 17 inner springs, reset, make the hydraulic oil in oil feeding reservoir 14 pass through the timely repairing of low pressure check valve 15, by the manually opened valve 13 of operation bi-bit bi-pass, can be by the compressed air delivery in heat radiation maintenance storage tank 10 to hydraulic oil pressurized cylinder 17 inlet ends, hydraulic oil pressurized cylinder 17 other ends produce high pressure oil, high pressure oil drives servicing press 16 to make its mouth produce high pressure, be convenient to field maintenance operation, for example bearing pin is installed on dismounting.
Can also be by the compressed air delivery in heat radiation maintenance storage tank 10 to pneumatic service tools by interchangeable joint 12, be convenient to field to automotive servicing, also can clear up complete machine, radiator core body, simple to operate, be easy to realize, increase gas stop valve 11, be convenient to manual control gas circuit, prevent that the interior pressure gas of heat radiation maintenance storage tank 10 is at part pipeline leakage, safe and reliable.Compression indicator 8 is installed on heat radiation maintenance storage tank 10, while being convenient to carry out operations, can accurately read gaseous tension.
When braking storage tank 9 and heat radiation maintenance storage tank 10 are full of after pressurized air, Air compressor 1 produce pressurized air directly through unloader valve overvoltage air extractor duct 5 to going out air sifter 6, directly radiator 5 is carried out coolingly, the energy is utilized effectively.This system is improved complete machine serviceability, and heat-sinking capability strengthens, and is convenient to field maintenance operation, simple to operate, safe and reliable, be easy to realize.
Claims (4)
1. one kind has heat radiation and maintenance function gas braking system, it is characterized in that: multi-functional unloader valve is respectively by bi-bit bi-pass solenoid directional control valve and the manometric heat radiation of two-position three way magnetic valve connecting band maintenance storage tank with the braking storage tank of pressure sensor, two-position three way magnetic valve also connects heat radiation maintenance storage tank, on heat radiation maintenance storage tank, be connected with interchangeable joint, heat radiation maintenance storage tank is by the manually opened valve connecting fluid of bi-bit bi-pass force feed pressurized cylinder, hydraulic oil pressurized cylinder connects oil feeding reservoir and servicing press, between multi-functional unloader valve and bi-bit bi-pass solenoid directional control valve, there is the air sifter of going out, with the radiator of temperature sensor with to go out air sifter adjacent.
2. a kind of have heat radiation and maintenance function gas braking system according to claim 1, is characterized in that: on heat radiation maintenance storage tank and braking storage tank, have blow off valve.
3. a kind of have heat radiation and maintenance function gas braking system according to claim 1, is characterized in that: between heat radiation maintenance storage tank and interchangeable joint and the manually opened valve of bi-bit bi-pass, have gas stop valve.
4. a kind of have heat radiation and maintenance function gas braking system according to claim 1, is characterized in that: between hydraulic oil pressurized cylinder and oil feeding reservoir, have low pressure check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634389.6U CN203472839U (en) | 2013-10-15 | 2013-10-15 | Air brake braking system with heat dissipation and maintenance functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634389.6U CN203472839U (en) | 2013-10-15 | 2013-10-15 | Air brake braking system with heat dissipation and maintenance functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203472839U true CN203472839U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320634389.6U Withdrawn - After Issue CN203472839U (en) | 2013-10-15 | 2013-10-15 | Air brake braking system with heat dissipation and maintenance functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203472839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538581A (en) * | 2013-10-15 | 2014-01-29 | 徐工集团工程机械股份有限公司科技分公司 | Air brake system with heat dissipation and maintenance functions |
-
2013
- 2013-10-15 CN CN201320634389.6U patent/CN203472839U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538581A (en) * | 2013-10-15 | 2014-01-29 | 徐工集团工程机械股份有限公司科技分公司 | Air brake system with heat dissipation and maintenance functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150722 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150722 |
|
| RGAV | Abandon patent right to avoid regrant |