CN204726415U - A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems - Google Patents
A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems Download PDFInfo
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- CN204726415U CN204726415U CN201520452197.2U CN201520452197U CN204726415U CN 204726415 U CN204726415 U CN 204726415U CN 201520452197 U CN201520452197 U CN 201520452197U CN 204726415 U CN204726415 U CN 204726415U
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Abstract
A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems, comprise electrical motor, air compressor and storage tank, electrical motor, air compressor is connected successively with storage tank, the air extractor duct of storage tank is connected with the admission port of hand brake valve, the air extractor duct of storage tank is also connected with the admission port of main brake valve, the air extractor duct of main brake valve is connected with the air ports of compressed air brake cylinder before double acting brake cylinder, the air extractor duct of hand brake valve is connected with the second admission port of air brake valve, the air extractor duct of air brake valve is connected with the air ports of the rear compressed air brake cylinder of double acting brake cylinder.The utility model structure is simple, and easy to maintenance, insensitivity is good, reliable operation, and low cost of manufacture is applied widely.
Description
Technical field
The utility model relates to a kind of Pneumatic brake systems being applied to mining narrow gauge traction electric motor and vehicle.
Background technology
For improving safety, the reliability of industrial-mineral electric locomotive parking, especially to the mine car group braking during standstill of traction large-tonnage marshalling, while needing to ask tractor truck and the service brake of trailed marshalling mine car group band, also braking during standstill will be with, due to the particularity that original industrial-mineral electric locomotive is braked, be merely able to implement braking during standstill to this car of tractor truck, cannot realize implementing braking during standstill to the mine car of marshalling by physical construction, by gas control or other mode the mode of gas control (at present mainly), braking during standstill need be implemented to the mine car of marshalling.Existing brake control mode insensitivity is poor, is unfavorable for the safety and reliability of narrow gauge industrial-mineral electric locomotive.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems being conducive to improving insensitivity.
The utility model solves the technical scheme that its technical matters adopts:
A kind of mining narrow gauge industrial-mineral electric locomotive (hereinafter referred to as electric locomotive) double loop Pneumatic brake systems, comprise electrical motor, air compressor and storage tank, electrical motor, air compressor is connected successively with storage tank, the air extractor duct of storage tank is connected with the admission port of hand brake valve, the air extractor duct of storage tank is also connected with the admission port of main brake valve, the air extractor duct of main brake valve is connected with the air ports of compressed air brake cylinder before double acting brake cylinder, the air extractor duct of hand brake valve is connected with the second admission port of air brake valve, the air extractor duct of air brake valve is connected with the air ports of the rear compressed air brake cylinder of double acting brake cylinder.
Further, described main brake valve is provided with one or more admission port, and main brake valve is provided with one or more air extractor duct.
Further, the ball valve and air filter of connecting is provided with between the air extractor duct of described storage tank and the admission port of hand brake valve.
Further, described main brake valve is foot-operated two-position three way foot valve.
Further, described hand brake valve is two-position three way hand valve.
Further, described air brake valve selects differential type relay valve.
Further, also comprise blow off valve, the air extractor duct of described main brake valve is connected with the admission port of blow off valve, and the air extractor duct of described main brake valve is also connected with the first admission port of air brake valve, and the air ports of front compressed air brake cylinder of described double acting brake cylinder is connected with the air extractor duct of blow off valve.
Further, safety valve and pressure controller be equipped with described storage tank; The bottom of storage tank is also provided with foul valve.
Further, the admission port place of described hand brake valve is also provided with stucco electromagnetic valve, and stucco electromagnetic valve is electrically connected with air pressure horn.The admission port place of hand brake valve is also provided with reducing valve.
Use the utility model, while making to require that the mine car of marshalling possesses service brake, also need the function possessing braking during standstill, the mine car meeting large-tonnage industrial-mineral electric locomotive tractor truck and marshalling thereof is to the demand of service brake and braking during standstill, service brake and braking during standstill do not interfere with each other, separate, and possess the function of sudden stop, be conducive to the safety and reliability improving narrow gauge industrial-mineral electric locomotive.
The utility model structure is simple, and easy to maintenance, insensitivity is good, reliable operation, and low cost of manufacture is applied widely.
Accompanying drawing explanation
Fig. 1 is a kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems schematic diagram.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
With reference to Fig. 1, the present embodiment comprises electrical motor 1, air compressor 2 and storage tank 6, electrical motor 1, air compressor 2 is connected successively with storage tank 6, the air extractor duct of storage tank 6 is connected with the admission port 15-1 of hand brake valve 15, the air extractor duct of storage tank 6 is also connected with the admission port 20-11 of main brake valve 20, the air extractor duct 20-21 of main brake valve 20 is connected with the air ports 17-11 of compressed air brake cylinder before double acting brake cylinder 17, the air extractor duct 15-2 of hand brake valve 15 is connected with the second admission port 18-42 of air brake valve 18, the air extractor duct 18-2 of air brake valve 18 is connected with the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17.
The ball valve 7 of connecting and air filter 8 is provided with between the air extractor duct of storage tank 6 and the admission port 15-1 of hand brake valve 15.
Described main brake valve 20 enters compressed air brake cylinder before double acting brake cylinder 17 for controlling pressure gas, and described hand brake valve 15 and air brake valve 18 enter the rear compressed air brake cylinder of double acting brake cylinder 17 for controlling pressure gas.
In the present embodiment, described main brake valve 20 is foot-operated two-position three way foot valve.Described hand brake valve 15 is two-position three way hand valve.Air brake valve 18 selects differential type relay valve.
The present embodiment also comprises blow off valve 16, the air extractor duct 20-21 of described main brake valve 20 is connected with the admission port 16-P of blow off valve 16, the air extractor duct 20-21 of described main brake valve 20 is also connected with the first admission port 18-41 of air brake valve 18, and the air ports 17-11 of the front compressed air brake cylinder of described double acting brake cylinder 17 is connected with the air extractor duct 16-A of blow off valve 16.
Safety valve 4 and pressure controller 6 storage tank 6 be equipped with in the present embodiment.In addition, the bottom of storage tank is also provided with foul valve 22.
The admission port 15-1 place of hand brake valve 15 is also provided with stucco electromagnetic valve 11, and stucco electromagnetic valve 11 is electrically connected with air pressure horn 10.The admission port 15-1 place of hand brake valve 15 is also provided with reducing valve 12.
The air extractor duct 20-21 of main brake valve 20 can to air brake valve 18 and blow off valve 16 input compressed-air, the air extractor duct 15-2's of hand brake valve 15 can to air brake valve 18 input compressed-air, double acting brake cylinder 17 is made to produce braking, as long as break down when main brake valve 20 is different with hand brake valve 15, be beneficial to the safety and reliability ensureing electric locomotive and the braking of trailed mine car.
Simultaneously, the admission port 20-11 high pressure gas entering main brake valve 20 can be discharged through the air extractor duct 20-21 of main brake valve 20, through the admission port 16-P of blow off valve 16, arrive the air extractor duct 16-A of blow off valve 16, the air ports 17-11 of the front compressed air brake cylinder of final arrival double acting brake cylinder 17, realizes the object of electric locomotive and trailed mine car braking deceleration thereof in driving conditions.
Operator brake activation valve 15, hand brake valve can be made to become parking position from road location, air compressor 2 stops continuing to inflate to storage tank 6, in storage tank 6, original high pressure gas is after air filter 8 filters, enter the admission port 15-1 of hand brake valve 15, now, the air extractor duct 15-2 of hand brake valve 15 communicates with the exhausr port 15-3 of hand brake valve 15, and the high pressure gas entered from the admission port 15-1 of hand brake valve 15 is directly discharged to air; Hand brake valve 15 is sent without high pressure gas signal by the air ports 17-12 of air brake valve 18 to the rear compressed air brake cylinder of double acting brake cylinder 17, thus force and communicate with the atmospheric exhaust mouth 16-O of blow off valve through the air extractor duct 16-A of blow off valve, by the pressurized air rapid deflation of the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17, reach electric locomotive and trailed mine car emergency braking thereof or long time parking object.
In the present embodiment, be also provided with eight check valves, the label of eight check valves is: 3,3-1,3-2,3-3,3-4,3-5,3-6,3-7.Wherein, check valve 3 is located between air compressor 2 and storage tank 6; Check valve 3-1 one end is connected with reducing valve 12, check valve 3-2 one end is connected with the air extractor duct 20-21 of main brake valve 20, check valve 3-3 one end is connected with the air extractor duct 15-2 of hand brake valve 15, the check valve 3-1 other end, the check valve 3-2 other end, the check valve 3-3 other end are connected with three quick couplings 13,13-1,13-2 being located at locomotive front end respectively, and described three quick couplings 13,13-1,13-2 are connected from different connecting hoses 14,14-1,14-2 respectively.Check valve 3-4 is located at the admission port 15-1 place of hand brake valve 15.Check valve 3-5 one end is connected with the air extractor duct 20-21 of main brake valve 20, check valve 3-6 one end is connected with the air extractor duct 15-2 of hand brake valve 15, check valve 3-7 one end is connected with reducing valve 12, the check valve 3-5 other end, the check valve 3-6 other end, the check valve 3-7 other end are connected with three quick couplings 13-4,13-5,13-6 being located at locomotive rear end respectively, and described three quick couplings 13-4,13-5,13-6 are connected from different connecting hose 14-3,14-4,14-5 respectively.
In the present embodiment, be provided with four double acting brake cylinders, label be in the drawings respectively 17,17-1,17-2,17-3.After the air ports 17-11 of the front compressed air brake cylinder of double acting brake cylinder 17 is in parallel with the air ports 17-11 of the front compressed air brake cylinder of double acting brake cylinder 17-1, be connected with the air extractor duct 20-21 of main brake valve 20 by blow off valve 16.After the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17 is in parallel with the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17-1, be connected with the air extractor duct 18-2 of air brake valve 18 by another blow off valve 16-2.After the air ports 17-11 of the front compressed air brake cylinder of double acting brake cylinder 17-2 is in parallel with the air ports 17-11 of the front compressed air brake cylinder of double acting brake cylinder 17-3, be connected with the air extractor duct 20-21 of main brake valve 20 by another blow off valve 16-3.After the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17-2 is in parallel with the air ports 17-12 of the rear compressed air brake cylinder of double acting brake cylinder 17-3, be connected with the air extractor duct 18-2 of air brake valve 18 by another blow off valve 16-1.
In the present embodiment, be also provided with four compression indicators, label be in the drawings respectively 9,9-1,9-2,9-3.Compression indicator 9 is located at the admission port 15-1 place of hand brake valve 15.Compression indicator 9-1 is located between reducing valve 12 and check valve 3-1.Compression indicator 9-2 is located at the air extractor duct 18-2 place of air brake valve 18.Compression indicator 9-3 is located at the admission port 16-P place of blow off valve 16.
Described compression indicator is the force value in each system pipeline branch road of display monitoring, to whole system state implementing monitoring.
The air extractor duct 20-21 place of described main brake valve 20 is also provided with pressure switch 19.
Described pressure controller 5 starts for controlling electrical motor 1 and cuts out, thus whether control air compressor 2 inflates, and realizes system pressure to maintain in the reasonable scope.
Described air pressure horn 10 is controlled by stucco electromagnetic valve 11, by blowing a whistle of air pressure horn 10, reaches the object warned in electric locomotive operational process.
Claims (10)
1. a mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems, it is characterized in that, comprise electrical motor, air compressor and storage tank, electrical motor, air compressor is connected successively with storage tank, the air extractor duct of storage tank is connected with the admission port of hand brake valve, the air extractor duct of storage tank is also connected with the admission port of main brake valve, the air extractor duct of main brake valve is connected with the air ports of compressed air brake cylinder before double acting brake cylinder, the air extractor duct of hand brake valve is connected with the second admission port of air brake valve, the air extractor duct of air brake valve is connected with the air ports of the rear compressed air brake cylinder of double acting brake cylinder.
2. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 Pneumatic brake systems, is characterized in that, described main brake valve is provided with one or more admission port, and main brake valve is provided with one or more air extractor duct.
3. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, is characterized in that, be provided with the ball valve of connecting and air filter between the air extractor duct of described storage tank and the admission port of hand brake valve.
4. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, described main brake valve is foot-operated two-position three way foot valve.
5. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, described hand brake valve is two-position three way hand valve.
6. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, described air brake valve selects differential type relay valve.
7. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, also comprise blow off valve, the air extractor duct of described main brake valve is connected with the admission port of blow off valve, the air extractor duct of described main brake valve is also connected with the first admission port of air brake valve, and the air ports of front compressed air brake cylinder of described double acting brake cylinder is connected with the air extractor duct of blow off valve.
8. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, is characterized in that, described storage tank is equipped with safety valve and pressure controller; The bottom of storage tank is also provided with foul valve.
9. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, the admission port place of described hand brake valve is also provided with stucco electromagnetic valve, and stucco electromagnetic valve is electrically connected with air pressure horn.
10. mining narrow gauge industrial-mineral electric locomotive double loop according to claim 1 and 2 Pneumatic brake systems, it is characterized in that, the admission port place of hand brake valve is also provided with reducing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452197.2U CN204726415U (en) | 2015-06-29 | 2015-06-29 | A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452197.2U CN204726415U (en) | 2015-06-29 | 2015-06-29 | A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems |
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| CN204726415U true CN204726415U (en) | 2015-10-28 |
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| CN201520452197.2U Active CN204726415U (en) | 2015-06-29 | 2015-06-29 | A kind of mining narrow gauge industrial-mineral electric locomotive double loop Pneumatic brake systems |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107284468A (en) * | 2017-06-29 | 2017-10-24 | 湘电重型装备有限公司 | A kind of unmanned engine brakes |
| CN111267818A (en) * | 2020-02-22 | 2020-06-12 | 吉林大学 | Air pressure braking system for emergency braking |
-
2015
- 2015-06-29 CN CN201520452197.2U patent/CN204726415U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107284468A (en) * | 2017-06-29 | 2017-10-24 | 湘电重型装备有限公司 | A kind of unmanned engine brakes |
| CN111267818A (en) * | 2020-02-22 | 2020-06-12 | 吉林大学 | Air pressure braking system for emergency braking |
| CN111267818B (en) * | 2020-02-22 | 2024-05-17 | 吉林大学 | Air pressure braking system for emergency braking |
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