CN2443898Y

CN2443898Y - Automatic lubricating device for wheel flange of motor vehicles

Info

Publication number: CN2443898Y
Application number: CN 00259001
Authority: CN
Inventors: 张玉宝; 常松林; 薜自强
Original assignee: JIEXIU LOCOMOTIVE DEPOT LINFEN RAULWAY BRANCH BUREAU
Current assignee: JIEXIU LOCOMOTIVE DEPOT LINFEN RAULWAY BRANCH BUREAU
Priority date: 2000-11-07
Filing date: 2000-11-07
Publication date: 2001-08-22
Anticipated expiration: 2010-11-07

Abstract

The utility model relates to an automatic lubricating device for a wheel flange of motor vehicles. The utility model is composed of a control circuit inserted with a plug of an information integration monitoring device of the TAX2 type motor vehicle, an electropneumatic valve 5 controlled by the control circuit, a pressure-reducing valve 6 connected with the compressed air of the motor vehicle, and a fuel injection device fixed on the motor vehicle, wherein, a single chip computer of the control circuit is regarded as a core, and the fuel injection device comprises a grease tank 7 and a spray head 8. The device is not required to be added with any sensing device, and the device is controlled by directly obtaining required information from the TAX2. The utility model has the advantages that the error is little, the accuracy is high, the failure rate is low, the automatization degree is high, the interference immunity is strong, the utility model can be provided with a fuel injection strategy according to requirements, and the utility model overcomes the defects that the prior art only can infecting fuel at definite time and a certain position.

Description

The wheel rim of locomotive multi-luber

The utility model relates to railway locomotive wheel rim lubricating system, is specially the wheel rim of locomotive multi-luber.

Along with railway to the heavy duty, high speed development, the wheel-rail wear and tear problem becomes increasingly conspicuous, reduce the wearing and tearing of wheel rim of locomotive and rail, thereby the expense of reduce maintenance, changing, the whistler that produces when reducing train by curve, minimizing derailing tendency become a big problem of domestic and international research, though the measure of multiple solution wheel-rail lubricating is arranged at present, owing to all have many disadvantages and deficiency, make troubles to use, do not accepted by the user.In existing lubricating system, the regularly lubricating system of oil spout is arranged, it is fixed on the locomotive connecting panel, self-timing is to wheel rim of locomotive jet lubrication grease, because its place to oil spout can not accurately be selected, often can not oil spout in the bigger curve location of coefficient of friction, it can not effectively solve the wear problem of wheel track.But the present lubricating system of the sensor that comprises the identification circuit state in addition that uses, it can be discerned locomotive and whether run on the curve location, thereby carries out automatic oil spout, but its complex structure, cost height, fault rate height use extremely inconvenient.At present the railway system is just promoting on locomotive TAX2 type locomotive informix monitoring device is being installed, and it can obtain the integrated information of locomotive operation, each the measuring ability modular unit circuit card that comprises power circuit, 48 core plugs in it and can peg graft with plug.

The purpose of this utility model for provide a kind of can with the matching used wheel rim of locomotive multi-luber of existing TAX2 type locomotive informix monitoring device on the locomotive.

The utility model is to adopt following measure to realize: the reducing valve that this locomotive multi-luber is the control core circuit by what can peg graft with the plug of TAX2 type locomotive informix monitoring device with the micro controller system, be controlled by the electropneumatic valve of control circuit, join with the locomotive pressurized air and be fixed in the fueling injection equipment that comprises oil tank, shower nozzle on the locomotive and form.The utility model is with the source signal of the common information in the TAX2 device (comprising information such as kilometer post, running velocity, segment number) as oil spout control, this source signal is adopted into control circuit of the present utility model and is handled, the kilometer post of setting in the software in kilometer post signal of adopting and the memory device that the curve location is arranged compares, when both are identical, control circuit provides control signal to electropneumatic valve, electropneumatic valve is opened, the pressurized air of locomotive enters the oil tank of fueling injection equipment, through shower nozzle lubricating oil is sprayed to wheel rim.

The utility model need not add any sensing equipment, directly obtains information needed and control from TAX2, and error is little, accuracy rate is high, fault rate is low; This device need not bus attendant operation, the degree of automation height, and strong interference immunity, and the oil spout strategy can be set as required, having overcome prior art can only be regularly, the defective of location oil spout; Adopt lubricating system of the present utility model, 6-8% capable of saving fuel reduces wheel rim of locomotive wearing and tearing 30%, reduces rail abrasion about 60%.

Description of drawings:

Fig. 1 is the utility model integral structure scheme drawing;

Fig. 2 is the schematic diagram of control circuit;

Fig. 3 is the schematic diagram of control circuit;

Fig. 4 is control circuit and schematic diagram;

Fig. 5 is the constructional drawing of the shower nozzle in the fueling injection equipment;

Fig. 6 is the birds-eye view of Fig. 5;

In conjunction with the accompanying drawings the utility model is further described as follows: 1 is train operation monitoring and recording device (being commonly called as black box) among Fig. 1, and the train operation common information input

TAX2 type device

3,4 in it is locomotive pressurized air storehouse.This wheel rim of locomotive multi-luber is the control core circuit with the micro controller system by what can peg graft with the plug of TAX2 type locomotive informix monitoring device, the electropneumatic valve 5 that is controlled by control circuit, the reducing valve 6 that joins with the locomotive pressurized air comprises oil tank 7 with being fixed on the locomotive, the fueling injection equipment of shower nozzle 8 is formed, control circuit comprises by serial communication interface module MAX1480, by CPU80C31, latch 74HC373, the EPROM27C64 of storage program, energy disperser 62C64, latch 74HC373, link to each other with the output of latch 74HC373 and to comprise gate circuit 74HC377, the central processing circuit that the driving circuit of solid-state relay SSR constitutes, comprise DC-isolation switch DC/DC, the power circuit of filter circuit, signal input part COM2A in the circuit, COM2B, GND respectively with the TAX2 device in the D18 of 48 core plugs, B18, DBZ32 links to each other, the voltage input end of power circuit links to each other with the same electrical pressure side of the plug of TAX2 device, the control end J-B6 of each solid-state relay SSR in the driving circuit, J-Z6, J-B10, J-B12 links to each other with the control end of corresponding electropneumatic valve.The utility model is further consummating function, also is provided with to link to each other by gate circuit 74HC04, solid-state relay SSR5 with the mouth of latch 74HC377 and be subjected to the electropneumatic valve of SSR5 control, the warning circuit of blowing a whistle automatically that bagpipe 10 constitutes in control circuit.The utility model is provided with the oil spout strategy that is made of plucking number sign switch SW-DIP4/SW-DIP8 at the I/O of CPU mouth and adjusts circuit, plucking number sign switch that can this circuit according to the road conditions of running section is set to required state, can realize the adjustment of the oil spout strategies such as oil spout of injection time, straight line circuit.Control circuit board of the present utility model can directly be plugged on interior standby 48 core plugs of TAX2 device case.The shower nozzle of the utility model fueling injection equipment is made of nozzle 11 and the oil pocket 14 that has ventilation inlet 12, fuel feed hole 13.The working power of this device electropneumatic valve is provided by the power supply on the locomotive, and all the other dc supplies are drawn by 48 core plugs in the TAX2.During this device work, common information in the TAX2 device is adopted into control circuit, the kilometer post of setting in the software in kilometer post signal of adopting and the micro controller system that the curve location is arranged or the kilometer post of level crossing compare, when both are identical, under the support of internal processes, make the solid-state relay SSR5 conducting in the solid-state relay SSR in the driving circuit or the circuit of blowing a whistle automatically, solid-state relay is controlled corresponding electropneumatic valve and is opened, the pressurized air of locomotive enters the oil tank 7 and the shower nozzle 8 of fueling injection equipment through reducing valve 6, grease in the oil tank is under the pressurized air effect, enter the oil pocket 14 of shower nozzle, under the pressurized air effect, spray to wheel rim through nozzle 11.Perhaps blow a whistle automatically electropneumatic valve conducting in the circuit, pressurized air is blown a whistle bagpipe automatically in the active braking distance before moving to level crossing.By the oil spout strategy being adjusted the setting of the plucking number sign switch in the circuit, can realize the adjustment of injection time and the oil spout strategy adjustment of linear running circuit.The line end of same numeral links to each other between each schematic circuit diagram of the utility model.

Claims

1, a kind of wheel rim of locomotive multi-luber, it is characterized by: the reducing valve 6 that this locomotive multi-luber is the control core circuit by what can peg graft with the plug of TAX2 type locomotive informix monitoring device with the micro controller system, be controlled by the electropneumatic valve 5 of control circuit, join with the locomotive pressurized air and be fixed in the fueling injection equipment that comprises oil tank 7, shower nozzle 8 on the locomotive and form

Control circuit comprises by serial communication interface module MAX1480, by CPU80C31, latch 74HC373, the EPROM27C64 of storage program, energy disperser 62C64, latch 74HC373, link to each other with the output of latch 74HC373 and to comprise gate circuit 74HC377, the central processing circuit that the driving circuit of solid-state relay SSR constitutes, comprise DC-isolation switch DC/DC, the power circuit of filter circuit, signal input part COM2A, COM2B, GND respectively with the TAX2 device in the D18 of 48 core plugs, B18, DBZ32 links to each other, the voltage input end of power circuit links to each other with the same electrical pressure side of the plug of TAX2 device, the control end J-B6 of each solid-state relay SSR in the driving circuit, J-Z6, J-B10, J-B12 links to each other with corresponding electropneumatic valve.

2, wheel rim of locomotive multi-luber as claimed in claim 1 is characterized by: also be provided with in control circuit and link to each other by gate circuit 74HC04, solid-state relay SSR5 with the mouth of latch 74HC377 and be subjected to the electropneumatic valve of SSR5 control, the circuit of blowing a whistle automatically that bagpipe 10 constitutes.

3, wheel rim of locomotive multi-luber as claimed in claim 1 or 2 is characterized by: be provided with the oil spout strategy that is made of plucking number sign switch SW-DIP4 at the I/O of CPU mouth and adjust circuit.

4, wheel rim of locomotive multi-luber as claimed in claim 1 or 2 is characterized by: the shower nozzle of fueling injection equipment is made of nozzle 11 and the oil pocket 14 that has ventilation inlet 12, fuel feed hole 13.

5, wheel rim of locomotive multi-luber as claimed in claim 1 or 2 is characterized by: the control circuit board of this device can directly be plugged on interior standby 48 core plugs of TAX2 device case.