CN203395134U - Hydraulic infinitely-variable-speed transmission system of mining explosion-proof diesel locomotive - Google Patents

Hydraulic infinitely-variable-speed transmission system of mining explosion-proof diesel locomotive Download PDF

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Publication number
CN203395134U
CN203395134U CN201320445547.3U CN201320445547U CN203395134U CN 203395134 U CN203395134 U CN 203395134U CN 201320445547 U CN201320445547 U CN 201320445547U CN 203395134 U CN203395134 U CN 203395134U
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CN
China
Prior art keywords
gear
diesel locomotive
mine explosion
proof diesel
drive
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Expired - Fee Related
Application number
CN201320445547.3U
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Chinese (zh)
Inventor
王明山
贾殿龙
俞美年
唐桂芳
王龙生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHAOHU HUACHEN EXPLOSION-PROOF POWER MACHINERY MANUFACTURING Co Ltd
Original Assignee
CHAOHU HUACHEN EXPLOSION-PROOF POWER MACHINERY MANUFACTURING Co Ltd
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Priority to CN201320445547.3U priority Critical patent/CN203395134U/en
Application granted granted Critical
Publication of CN203395134U publication Critical patent/CN203395134U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a hydraulic infinitely-variable-speed transmission system of a mining explosion-proof diesel locomotive. The hydraulic infinitely-variable-speed transmission system comprises an elastic connecting plate, a hydraulic torque converter, a worm gear shaft, an oil pump, a forward gear, a backward gear, an input shaft assembly and the like, and the hydraulic torque converter comprises a worm gear, a guide wheel and an impeller. The elastic connecting plate is connected with an output shaft of the diesel engine and driven by the diesel engine so as to drive the impeller to rotate, and the impeller pushes the turbine shaft to rotate. The guide wheel enables the hydraulic torque converter to convert torque, and torque is transmitted to the input shaft assembly through the turbine shaft. The input shaft assembly drives the forward gear and the backward gear in the forward gear and the backward gear so as to enable the mining explosion-proof diesel locomotive to move forwards and backwards. The hydraulic infinitely-variable-speed transmission system has the advantages that impact and vibration of the diesel locomotive are eliminated, the diesel locomotive is ensured to have stable working performance, torque of the locomotive is increased, traction force of the locomotive is increased, and the like.

Description

Mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system
Technical field
The utility model relates to a kind of mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system.
Background technique
Driving safety and the stability of coal mine explosion-proof diesel locomotive are extremely important.The performance that the variable ratio drive system of mine explosion-proof diesel locomotive is has conclusive impact for tractive force and the moment of torsion of locomotive.
The basic structure of original machine driven system is that gearbox inside is provided with several combinations of large and small gear, and hand lever, by fork, carries out gear-change operation.Existing machine driven system has following 3 shortcomings: (1) original machine driven system is fast because of starting speed, and locomotive is the bad control of speed when hook operation, easily hinders hand; (2) original machine driven system adopts the frequent operation of gear shift and pin stepping on clutch pedal when gear shift, and inconvenient operation when gear shift is done to such an extent that in a rushly even can cause dangerous accident to gearshift; (3) transmission efficiency is low.Adopt hydraulic transmission gearbox, can realize low speed starting, locomotive driving speed is by Throttle Opening Control, and locomotive operation is steady, and shift speed realizes stepless change.Processing ease, drive comfortable, behaviour sound low.
Model utility content
The utility model is the deficiency existing in above-mentioned prior art for avoiding, and a kind of mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system is provided, to guarantee that diesel engine has stable service behaviour.
The utility model be technical solution problem by the following technical solutions.
Mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system, its structural feature is, comprises resilient connection plate, fluid torque converter, oil pump, forward gears gear, to moving back a grade gear, input shaft assembly, tooth axle, gear ring, minor sprocket, spiral bevel gear sets, idler shaft, idle pulley, output shaft and output gear; Fluid torque converter comprises turbine, turbine shaft, guide wheel and pump impeller;
Described resilient connection plate is coaxially connected with described fluid torque converter; Described resilient connection plate is connected with the output shaft of the diesel engine of described mine explosion-proof diesel locomotive and by diesel engine drives, thereby drive the pump impeller rotation of fluid torque converter, the liquid stream of pump impeller flows at a high speed turbine along its direction blade, thereby promotes turbine rotation; Guide wheel makes fluid torque converter produce bending moment action, by turbine shaft, moment of torsion is passed to input shaft assembly;
When mine explosion-proof diesel locomotive is hung into forward gears, back clutch idle running, drives forward gears gear to rotate by input shaft assembly, and forward gears gear is driver output gear and output shaft successively, by output shaft, drive spiral bevel gear sets, by spiral bevel gear sets, drive successively tooth axle and gear ring; Described gear ring and described minor sprocket are coaxial, thereby have driven minor sprocket rotation; Minor sprocket is connected by the hinge wheel on the wheel axle of chain and mine explosion-proof diesel locomotive, thereby drives the vehicle wheel rotation of mine explosion-proof diesel locomotive, makes to drive mine explosion-proof diesel locomotive to advance;
When mine explosion-proof diesel locomotive, hang when retreating grade, forward clutch idle running, drives backward gear gear to rotate by input shaft assembly, and described backward gear gear drives idler shaft and idle pulley successively, by idle pulley successively driver output gear and output shaft; By output shaft, drive spiral bevel gear sets, by spiral bevel gear sets, drive successively tooth axle and gear ring; Described gear ring and described minor sprocket are coaxial, thereby have driven minor sprocket rotation; Minor sprocket is connected by the hinge wheel on the wheel axle of chain and mine explosion-proof diesel locomotive, thereby drives the vehicle wheel rotation of mine explosion-proof diesel locomotive, makes to drive mine explosion-proof diesel locomotive to retreat.
The structural feature of mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system of the present utility model is also:
One side of described forward gears gear arranges clutch assembly, and described clutch assembly is divided into forward clutch F and back clutch R; In clutch assembly, comprise that one group of friction plate and one group of partition form.
Compared with the prior art, the utility model beneficial effect is embodied in:
Mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system of the present utility model, the fluid torque converter of hydraulic transmission gearbox is to take a kind of non-rigid torque converter that liquid is working medium, is one of pattern of hydraudynamic drive.Fluid torque converter can be eliminated shock and vibration, and overload protection performance and starting performance are good; The rotating speed of output shaft can be greater than or less than the rotating speed of input shaft, and the speed discrepancy of diaxon is different with the size of transmitting torque; Have good automatic speed changing performance, when load increases, output speed declines automatically, on the contrary automatic-ascending; Guarantee that diesel engine has stable service behaviour, increased the moment of torsion of locomotive, increased the tractive force of locomotive, make locomotive can bring into play larger benefit.
Adopt hydraulic transmission gearbox, can realize low speed starting, locomotive driving speed is by Throttle Opening Control, and locomotive operation is steady, and shift speed realizes stepless change.Because realizing low speed starting, eliminated original machine driven system fast because of starting speed, locomotive is easily hindered the hidden dangers such as hand when hook operation.Processing ease, drive comfortable, behaviour sound low.
Mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system of the present utility model, diesel engine input end connects by having the hydraulic transmission gearbox of two ends output function, two output sprockets that are connected with described hydraulic transmission gearbox, by chain, be connected with rear-wheel spindle upper sprocket wheel with the front wheel spindle of locomotive respectively, have eliminate locomotive shock and vibration, guarantee diesel engine have stable service behaviour, increased locomotive moment of torsion, increased the advantages such as tractive force of locomotive.
Accompanying drawing explanation
Fig. 1 is the structural representation of mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system of the present utility model.
Fig. 2 is the structural representation of mine explosion-proof diesel locomotive of the present utility model.
Fig. 3 is the schematic diagram of the variable transmission process of mine explosion-proof diesel locomotive of the present utility model.
Label in Fig. 1~Fig. 3: 1 resilient connection plate, 2 turbines, 3 guide wheels, 4 pump impellers, 5 turbine shafts, 6 oil pumps, 7 forward gears gears, 8 friction plates, 9 partitions, 10 to moving back a grade gear, 11 input shaft assemblies, 12 tooth axles, 13 gear rings, 14 minor sprockets, 15 spiral bevel gear sets, 16 idler shafts, 17 idle pulleys, 18 output shafts, 19 output gears, 20 diesel engine, 21 infinitely variable transmissions, 22 chains, 23 hinge wheels, 24 wheels, 25 wheel axles.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1~Fig. 3, mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system comprises resilient connection plate 1, fluid torque converter, oil pump 6, forward gears gear 7, to moving back grade gear 10, input shaft assembly 11, tooth axle 12, gear ring 13, minor sprocket 14, spiral bevel gear sets 15, idler shaft 16, idle pulley 17, output shaft 18 and output gear 19; Fluid torque converter comprises turbine 2, turbine shaft 5, guide wheel 3 and pump impeller 4;
Described resilient connection plate 1 is coaxially connected with described fluid torque converter; Described resilient connection plate 1 is connected and is driven by diesel engine 20 with the output shaft of the diesel engine 20 of described mine explosion-proof diesel locomotive, thereby drive pump impeller 4 rotations of fluid torque converter, the liquid stream of pump impeller 4 flows at a high speed turbine 2 along its direction blade, thereby promotes turbine 2 rotations; Guide wheel 3 makes fluid torque converter produce bending moment action, by turbine shaft 5, moment of torsion is passed to input shaft assembly 11;
When mine explosion-proof diesel locomotive is hung into forward gears, back clutch idle running, by input shaft assembly 11, drive forward gears gear 7 to rotate, forward gears gear 7 is driver output gear 19 and output shaft 18 successively, by output shaft 18, drive spiral bevel gear sets 15, by spiral bevel gear sets 15, drive successively tooth axle 12 and gear ring 13; Described gear ring 13 and described minor sprocket 14 are coaxial, thereby have driven minor sprocket 14 to rotate; Minor sprocket 14 is connected by the hinge wheel 23 on the wheel axle 25 of chain 22 and mine explosion-proof diesel locomotive, thereby drives the wheel 24 of mine explosion-proof diesel locomotive to rotate, and makes to drive mine explosion-proof diesel locomotive to advance;
When mine explosion-proof diesel locomotive is hung when retreating grade, forward clutch idle running, by input shaft assembly 11, drive backward gear gear 10 to rotate, described backward gear gear 10 drives idler shaft 16 and idle pulley 17 successively, by idle pulley 17 successively driver output gear 19 and output shaft 18, the now output shaft when sense of rotation of output shaft and output gear and forward gear and the direction of rotation of output gear; By output shaft 18, drive spiral bevel gear sets 15, by spiral bevel gear sets 15, drive successively tooth axle 12 and gear ring 13; Described gear ring 13 and described minor sprocket 14 are coaxial, thereby have driven minor sprocket 14 to rotate; Minor sprocket 14 is connected by the hinge wheel 23 on the wheel axle 25 of chain 22 and mine explosion-proof diesel locomotive, thereby drives the wheel 24 of mine explosion-proof diesel locomotive to rotate, and makes to drive mine explosion-proof diesel locomotive to retreat.
The clutch that moves forward and backward is controlled by shift control valve.Oil pump 6 is interior grinding tooth wheel pump, by motor, by pump impeller, directly driven, oil pump provides pressure oil to system, the fluid after fluid torque converter work enter diesel engine the place ahead heat radiation oil cooler cooling after, then enter the parts such as infinitely variable transmission 21 lubricating friction plates, bearing and gear.
One side of described forward gears gear 7 arranges clutch assembly, and described clutch assembly is divided into forward clutch F and back clutch R; In clutch assembly, comprise that one group of friction plate 8 and one group of partition 9 form.When pressure oil distributes to enter by control valve, advance or during back clutch, realize and advance, retreat gear shift.During neutral gear, without pressure oil, enter clutch, piston is return under the spring-force driven dual of retracting spring, makes partition and friction plate in separated state.During gear shift, oil pressure acts on piston, and partition and friction plate are interosculated, and frictionally passes to the power from torque-converters on forward gears gear or backward gear gear.In clutch assembly, by 4 friction plates 8 and 4 partitions 9, formed.

Claims (2)

1. mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system, it is characterized in that, comprise resilient connection plate (1), fluid torque converter, oil pump (6), forward gears gear (7), to moving back a grade gear (10), input shaft assembly (11), tooth axle (12), gear ring (13), minor sprocket (14), spiral bevel gear sets (15), idler shaft (16), idle pulley (17), output shaft (18) and output gear (19); Fluid torque converter comprises turbine (2), turbine shaft (5), guide wheel (3) and pump impeller (4);
Described resilient connection plate (1) is coaxially connected with described fluid torque converter; Described resilient connection plate (1) is connected and is driven by diesel engine (20) with the output shaft of the diesel engine (20) of described mine explosion-proof diesel locomotive, thereby drive pump impeller (4) rotation of fluid torque converter, the liquid stream of pump impeller (4) flows at a high speed turbine (2) along its direction blade, thereby promotes turbine (2) rotation; Guide wheel (3) makes fluid torque converter produce bending moment action, by turbine shaft (5), moment of torsion is passed to input shaft assembly (11);
When mine explosion-proof diesel locomotive is hung into forward gears, back clutch idle running, by input shaft assembly (11), drive forward gears gear (7) to rotate, forward gears gear (7) is driver output gear (19) and output shaft (18) successively, by output shaft (18), drive spiral bevel gear sets (15), by spiral bevel gear sets (15), drive successively tooth axle (12) and gear ring (13); Described gear ring (13) and described minor sprocket (14) are coaxial, thereby have driven minor sprocket (14) to rotate; Minor sprocket (14) is connected by the hinge wheel (23) on the wheel axle (25) of chain (22) and mine explosion-proof diesel locomotive, thereby drives the wheel (24) of mine explosion-proof diesel locomotive to rotate, and makes to drive mine explosion-proof diesel locomotive to advance;
When mine explosion-proof diesel locomotive is hung when retreating grade, forward clutch idle running, by input shaft assembly (11), drive backward gear gear (10) to rotate, described backward gear gear (10) drives idler shaft (16) and idle pulley (17) successively, by idle pulley (17) successively driver output gear (19) and output shaft (18); By output shaft (18), drive spiral bevel gear sets (15), by spiral bevel gear sets (15), drive successively tooth axle (12) and gear ring (13); Described gear ring (13) and described minor sprocket (14) are coaxial, thereby have driven minor sprocket (14) to rotate; Minor sprocket (14) is connected by the hinge wheel (23) on the wheel axle (25) of chain (22) and mine explosion-proof diesel locomotive, thereby drives the wheel (24) of mine explosion-proof diesel locomotive to rotate, and makes to drive mine explosion-proof diesel locomotive to retreat.
2. mine explosion-proof diesel locomotive hydraulic stepless speed-changing transmission system according to claim 1, is characterized in that, a side of described forward gears gear (7) arranges clutch assembly, and described clutch assembly is divided into forward clutch F and back clutch R; In clutch assembly, comprise one group of friction plate (8) and one group of partition (9).
CN201320445547.3U 2013-07-25 2013-07-25 Hydraulic infinitely-variable-speed transmission system of mining explosion-proof diesel locomotive Expired - Fee Related CN203395134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320445547.3U CN203395134U (en) 2013-07-25 2013-07-25 Hydraulic infinitely-variable-speed transmission system of mining explosion-proof diesel locomotive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320445547.3U CN203395134U (en) 2013-07-25 2013-07-25 Hydraulic infinitely-variable-speed transmission system of mining explosion-proof diesel locomotive

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363056A (en) * 2013-07-25 2013-10-23 巢湖华晨防爆动力机械制造有限公司 Hydraulic stepless variable speed drive system of mine explosion-proof diesel locomotive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363056A (en) * 2013-07-25 2013-10-23 巢湖华晨防爆动力机械制造有限公司 Hydraulic stepless variable speed drive system of mine explosion-proof diesel locomotive

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140115

Termination date: 20170725

CF01 Termination of patent right due to non-payment of annual fee