CN202896293U - Short type combination-drive trackless rubber-wheel transport cart - Google Patents
Short type combination-drive trackless rubber-wheel transport cart Download PDFInfo
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- CN202896293U CN202896293U CN 201220566995 CN201220566995U CN202896293U CN 202896293 U CN202896293 U CN 202896293U CN 201220566995 CN201220566995 CN 201220566995 CN 201220566995 U CN201220566995 U CN 201220566995U CN 202896293 U CN202896293 U CN 202896293U
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Abstract
The utility model belongs to the field of coal mine auxiliary transporting devices, and provides a short type combination-drive trackless rubber-wheel transport cart which aims to overcome defects in the prior art. The short type combination-drive trackless rubber-wheel transport cart comprises a front machine frame, a rear machine frame, a hinged rotary disk, a driving axle, four walking wheels and a motor, wherein the front machine frame is connected with the hinged rotary disk which is connected with the rear machine frame. The front machine frame is provided with a driving cab, an explosion-proof engine, a hydraulic valve group, a hydraulic oil tank and a speed changing box, wherein the explosion-proof engine is connected with a hydraulic torque converter and a hydraulic oil pump, the hydraulic torque converter is connected with the speed changing box through an upper drive shaft, the speed changing box is connected with the driving axle through a lower drive shaft, the driving axle is connected with front wheels, and a hydraulic mechanical walking drive system is formed. The hydraulic oil pump is connected with the hydraulic valve group through a pipeline, the hydraulic valve group is connected with the hydraulic motor through a pipeline, the hydraulic motor is connected with rear tyres, and a hydrostatic walking drive system is formed. The short type combination-drive trackless rubber-wheel transport cart is advanced in design, short in cart body, low in loading height, strong in adaptability, suitable for coal mine downhole long-distance transportation, high in speed and large in load-bearing transportation capacity.
Description
Technical field
The utility model relates to a kind of rubber tire transport trolley, belongs to the technical field of auxiliary conveying equipments under the coal mine.
Background technology
At present, domestic newly-built and mostly adopt explosion-proof trackless rubber-tyre vehicle to carry out the assistant conveyance of down-hole building the large coal mine mine, expansion along with the coal mining scale, the increase of mining rate, the lengthening of transportation range, the load carrying ability and the running velocity that improve the trackless rubber tire transport trolley are one of important means that improves mining assistant conveyance efficient.
Long distance under coal mine, gradient big rise and fall, use railless free-wheeled vehicle in soft, the wet and slippery tunnel, the railless free-wheeled vehicle of two-wheel drive is owing to being subjected to the restriction of traction, often can not satisfy well the user demand of mine, in most cases need to adopt the railless free-wheeled vehicle of four wheel drive.
Traditional 4Wdvehicle generally adopts mechanical drive, hydraulic machine transmission and three kinds of forms of hydrostatic transmissions.Adopt the vehicle of mechanical drive, hydraulic machine transmission to be subjected to mechanical drive and hydraulic machine drive mechanism cloth to be set up the restriction of intrinsic characteristics-rear propeller shaft and back axle, and the restriction of tire capacity, bodywork height and container loading height size are all very large, the railless free-wheeled vehicle profile of using under coal mine simultaneously is subjected to the restriction of drift section, the body outline size is restricted, and this problem will be more outstanding in the design of large-tonnage railless free-wheeled vehicle.This contradiction can't be coordinated often.
At present, some rubber-tired cart producers sacrifice the ground Clearance and solve this problem by selecting light tyre both at home and abroad, and this technical scheme is difficult to adopt in the big-and-middle-sized railless free-wheeled vehicle of heavy duty, high speed.
Although the hydrostatic transmissions railless free-wheeled vehicle that adopts the hydraulic pressure wheel-side motor to drive can be broken away from the restriction of vehicle bridge and transmission shaft, be not subjected to the restriction of tire size yet, decrease container loading height and car load height, but because present hydrostatic transmissions vehicle is in efficient, the speed of a motor vehicle, cost, reliability, the aspects such as maintainability are all not as good as the vehicle of mechanical drive and hydraulic transmission, can not satisfy coal mine down-hole personnel goods and materials long-distance transportation to the user demand of efficient and reliability, just in the special vehicle of colliery, obtain certain applications, and the railless free-wheeled vehicle running gear of widespread use still is the mode of machinery and hydraulic machine transmission under the coal mine.
Summary of the invention
The purpose of this utility model is the deficiency for background technology, design a kind of take anti-explosion diesel engine as power, adopt hydraulic machine transmission and hydrostatic transmissions parallel running, or work independently, be fit to the short combination drive trackless rubber tire transport trolley that down-hole multiple road condition is used.
The utility model is to adopt following technical scheme to realize: short combination drive trackless rubber tire transport trolley, comprise forebay, afer bay, hinged rotating disk, drive axle, the near front wheel that is installed on the drive axle two ends, off front wheel and be installed on afer bay below left motor, right motor, be separately fixed at left rear wheel, off hind wheel on the left and right motor, forebay rear portion and hinged rotating disk link, hinged rotating disk and afer bay link, and are symmetrically arranged with left steering oil cylinder and right steering oil cylinder between forebay and the hinged rotating disk; The forebay right side is provided with operator's compartment, the forebay front portion is fixed with explosion-proof engine, middle inside is connected with hydraulic valve bank, hydraulic reservoir, inside back is connected with change speed gear box, the explosion-proof engine rear portion is connected with turbine transformer, link by uploading moving axis between turbine transformer and the change speed gear box, link by lower drive shaft between drive axle and the change speed gear box; The turbine transformer rear portion connects with hydraulic oil pump, hydraulic oil pump pressure hydraulic fluid port links by pipeline and hydraulic valve bank pressure oil input port, hydraulic valve bank pressure oil delivery port links by pipeline and left motor and right motor, hydraulic reservoir links by pipeline and hydraulic valve bank return opening, and hydraulic oil pump oil suction and hydraulic reservoir link; Afer bay top is provided with container, is symmetrically arranged with left self-unloading oil cylinder and right self-unloading oil cylinder between afer bay and the container.
In order further to optimize the structure of this transport trolley, improve its function, the utility model has also carried out following improvement,
The intermediate rod that described railless free-wheeled vehicle also comprises rocker and is connected with rocker one end, the inboard rear end of rocker rear end and forebay is hinged, the rocker front end left and right sides links by left front damping oil cylinder and right front damping oil cylinder and forebay respectively, intermediate rod left end and rocker link, intermediate rod right-hand member and forebay inboard link, and drive axle is fixed on the rocker; Rocker can swing up and down ± 50～60mm in company with drive axle, the near front wheel, off front wheel when road bump, and the motion of rocker left and right directions is subjected to the restriction of intermediate rod.
Both sides, described afer bay rear portion are hinged with left rear wheel erecting frame and off hind wheel erecting frame by bearing pin I, bearing pin II respectively, be provided with left back damping oil cylinder on the left rear wheel erecting frame and between the afer bay, be provided with right back damping oil cylinder between off hind wheel erecting frame and the afer bay, left motor is fixed on the left rear wheel erecting frame, right motor is fixed on the off hind wheel erecting frame, when road bump, left rear wheel and off hind wheel can swing up and down around bearing pin, play shock absorbing effect.
Described change speed gear box is the change speed gear box with neutral, and left motor and right motor are the piston motor with the free gear operating mode.
Adopt structure design of the present utility model, take anti-explosion diesel engine as power, adopt hydraulic machine transmission and hydrostatic transmissions parallel running, or work independently, be fit to the rubber tire transport trolley that down-hole multiple road condition is used.Pavement conditions better and the gradient hour, the transmission of rubber-tired cart walking employing hydraulic machine, rubber-tired cart is walked by two f-w-ds, trailing wheel is flower wheel at this moment, follows front-wheel and rotates freely; Wet and slippery on the road surface, or the gradient is larger, during cisco unity malfunction, rubber-tired cart will adopt the mode of four wheel drive to walk when the front-wheel that hydraulic machine drives skids, and namely front-wheel adopts the hydraulic machine transmission, trailing wheel employing hydrostatic drive, two kinds of type of drive parallel runnings; Needing the high occasion of low-speed stability, can adopt separately hydrostatic pressure system to drive trailing wheel, front-wheel is flower wheel, is dragged by trailing wheel.
Adopt the railless free-wheeled vehicle of this type of drive can select easily 4 * 2 two-wheel drives or 4 * 4 full wheel drive; When adopting 4 * 2 two-wheel drive, can select easily f-w-d or back-wheel drive.When 4 * 4 full wheel drive, owing to not being subjected to the restriction of rear driving axle, rear propeller shaft and tire size, loading height and car load height that can the decrease railless free-wheeled vehicle.Adopt the railless free-wheeled vehicle of this combination drive, have simultaneously the advantage of two kinds of type of drive concurrently.
Compared with prior art, have obvious advance, it is for the actual conditions that coal mine down-hole tunnel is narrow, short, surface state is complicated and changeable, a kind of large-tonnage of design, high-speed four wheel drive trackless rubber tire transport trolley.The employing explosion-proof engine is power, the Double-hydraulic-cylinder articulation steering, explosion-proof engine by tor-con, upload moving axis, change speed gear box, lower drive shaft, drive axle and f-w-d vehicle walking, explosion-proof engine is also by hydraulic oil pump, fluid control valve, HM Hydraulic Motor and rear wheel drive vehicle walking simultaneously.Chaufeur can freely be selected between front and back four wheel drive, the driving of front-wheel hydraulic machine, trailing wheel hydraulic-driven according to the road surface operating mode.This car has advanced design, and vehicle body is short, and loading height is low, and adaptable advantage is to be fit to long distance under the coal mine, and is high-speed, the advanced railless free-wheeled vehicle of heavy－duty transportation.
Description of drawings
Fig. 1 is integral structure figure;
Fig. 2 is the integral structure birds-eye view;
Fig. 3 is the integral structure lateral plan;
Fig. 4 is the off hind wheel lateral plan;
Fig. 5 is the off hind wheel birds-eye view;
Fig. 6 is the left rear wheel lateral plan;
Fig. 7 is the left rear wheel birds-eye view;
Fig. 8 is the driving device schematic diagram;
Fig. 9 is rocker installation side view;
Figure 10 is that rocker is installed birds-eye view;
Figure 11 is the structural representation of drive axle and rocker;
Among the figure: 1-forebay, 2-fuel tank, 3-waste gas treatment tank, 4-the near front wheel, the 5-off front wheel, 6-drive axle, 7-left steering oil cylinder, 8-right steering oil cylinder, the hinged rotating disk of 9-, 10-afer bay, the left self-unloading oil cylinder of 11-, the right self-unloading oil cylinder of 12-, the left back damping oil cylinder of 13-, the right back damping oil cylinder of 14-, 15-bearing pin I, 16-left rear wheel erecting frame, 17-off hind wheel erecting frame, the left motor of 18-, the right motor of 19-, 20-left rear wheel, 21-off hind wheel, the 22-container, 23-gas tank, 24-hydraulic reservoir, the 25-explosion-proof engine, 26-airfilter, 27-operator's compartment, the 28-radiator, 29-turbine transformer, 30-hydraulic oil pump, the 31-change speed gear box, the 32-hydraulic valve bank, 33-uploads moving axis, the 34-lower drive shaft, the left front damping oil cylinder of 35-, the right front damping oil cylinder of 36-, the 37-rocker, 38-intermediate rod, 39-bearing pin II.
The specific embodiment
Short combination drive trackless rubber tire transport trolley, shown in Fig. 1,2,3, be integral structure, comprise forebay 1, afer bay 10, hinged rotating disk 9, drive axle 6, the near front wheel 4 that is installed on the drive axle two ends, off front wheel 5 and be installed on afer bay below left motor 18, right motor 19, be separately fixed at left rear wheel 20, off hind wheel 21 on the left and right motor, forebay 1 rear portion and hinged rotating disk 9 link, hinged rotating disk 9 links with afer bay 10, is symmetrically arranged with left steering oil cylinder 7 and right steering oil cylinder 8 between forebay 1 and the hinged rotating disk 9;
The forebay right side is provided with operator's compartment 27, the forebay front portion is fixed with explosion-proof engine 25, middle inside is connected with hydraulic valve bank 32, hydraulic reservoir 24, inside back is connected with change speed gear box 31, explosion-proof engine 25 rear portions are connected with turbine transformer 29, link by uploading moving axis 33 between turbine transformer 29 and the change speed gear box 31, link by lower drive shaft 34 between drive axle 6 and the change speed gear box 31; Turbine transformer 29 rear portions connect with hydraulic oil pump 30, hydraulic oil pump 30 pressure hydraulic fluid ports link by pipeline and hydraulic valve bank 32 pressure oil input ports, hydraulic valve bank 32 pressure oil delivery ports link by pipeline and left motor 18 and right motor 19, hydraulic reservoir 24 links by pipeline and hydraulic valve bank 32 return openings, and hydraulic oil pump 30 oil suctions and hydraulic reservoir 24 link; In addition, fuel tank 2, waste gas treatment tank 3, gas tank 23, explosion-proof engine 25 front portions also are installed on the forebay are provided with radiator 28 and are explosion-proof engine 25 heat radiations, explosion-proof engine 25 right sides arrange air filter 26 and are explosion-proof engine 25 air inlets; Change speed gear box 31 is the change speed gear box with neutral, and left motor 18 and right motor 19 are the piston motor with the free gear operating mode.
Afer bay top is provided with container 22, be symmetrically arranged with left self-unloading oil cylinder 11 and right self-unloading oil cylinder 12 between afer bay and the container, both sides, afer bay 10 rear portion are respectively by bearing pin I 15, bearing pin II 39 is hinged with left rear wheel erecting frame 16 and off hind wheel erecting frame 17, such as Fig. 4, shown in Figure 5, fix right motor 19 on the off hind wheel erecting frame 17, fixing right rear fire 21 on the right motor 19, afer bay 10 and off hind wheel erecting frame 17 link by bearing pin II 39, be provided with right back damping oil cylinder 14 between afer bay 10 and the off hind wheel erecting frame 17, right rear fire 21 can swing up and down around bearing pin 39 when road bump.Such as Fig. 6, shown in Figure 7, fix left motor 18 on the left rear wheel erecting frame 16, fixing left rear tire 20 on the left motor 18, afer bay 10 and left rear wheel erecting frame 16 link by bearing pin 15, be provided with left back damping oil cylinder 13 between afer bay 10 and the left rear wheel erecting frame 16, left rear tire 20 can swing up and down around bearing pin I 15 when road bump.
Such as Fig. 2, Fig. 3, Fig. 9, Figure 10, shown in Figure 11, the intermediate rod 38 that also comprises rocker 37 and be connected with rocker one end, the inboard rear end of rocker rear end and forebay is hinged, the rocker front end left and right sides links with forebay 1 by left front damping oil cylinder 35 and right front damping oil cylinder 36 respectively, intermediate rod 38 left ends and rocker 37 link, intermediate rod right-hand member and forebay 1 inboard link, and drive axle 6 is fixed on the rocker 37.Rocker 37 can swing up and down ± 50～60mm in company with drive axle 6, the near front wheel 4, off front wheel 5 when road bump, and the motion of rocker 37 left and right directions is subjected to the restriction of intermediate rod 38.
As shown in Figure 8, explosion-proof engine 25 connects turbine transformer 29, turbine transformer 29 connects uploads moving axis 33, upload moving axis 33 and connect change speed gear box 31, change speed gear box 31 connects lower drive shaft 34, lower drive shaft 34 connects drive axle 6, and drive axle 6 connects the near front wheel 4 and off front wheel 5, forms hydraulic mechanical transmission system.Explosion-proof engine 25 connects hydraulic oil pump 30 by turbine transformer 29, hydraulic oil pump 30 pressure hydraulic fluid ports link by pipeline and hydraulic valve bank 32 pressure oil input ports, hydraulic valve bank 32 pressure oil delivery ports link by pipeline and left motor 18 and right motor 19, hydraulic reservoir 24 links by pipeline and hydraulic valve bank 32 return openings, hydraulic oil pump 30 oil suctions and hydraulic reservoir 24 link, and form complete hydraulic moving driving system.When above-mentioned two systems worked simultaneously, vehicle was four wheel drive.Left motor 18 and right motor 19 are the HM Hydraulic Motor with the free gear operating mode, and when vehicle needed two f-w-ds, left motor 18 and right motor 19 can become flower wheel under the manipulation of chaufeur, realize the f-w-d of vehicle.When vehicle needed two back-wheel drives, change speed gear box 31 was when neutral gear position, and front-wheel becomes free gear, realized the back-wheel drive of vehicle.
Claims (4)
1. short combination drive trackless rubber tire transport trolley, it is characterized in that comprising forebay (1), afer bay (10), hinged rotating disk (9), drive axle (6), be installed on the near front wheel (4) at drive axle two ends, off front wheel (5) and the left motor (18) that is installed on the afer bay below, right motor (19), be separately fixed at a left side, left rear wheel on the right motor (20), off hind wheel (21), forebay (1) rear portion and hinged rotating disk (9) link, hinged rotating disk (9) links with afer bay (10), is symmetrically arranged with left steering oil cylinder (7) and right steering oil cylinder (8) between forebay (1) and the hinged rotating disk (9);
The forebay right side is provided with operator's compartment (27), the forebay front portion is fixed with explosion-proof engine (25), middle inside is connected with hydraulic valve bank (32), hydraulic reservoir (24), inside back is connected with change speed gear box (31), explosion-proof engine (25) rear portion is connected with turbine transformer (29), link by uploading moving axis (33) between turbine transformer and the change speed gear box, link by lower drive shaft (34) between drive axle (6) and the change speed gear box (31); Turbine transformer (29) rear portion connects with hydraulic oil pump (30), hydraulic oil pump (30) pressure hydraulic fluid port links by pipeline and hydraulic valve bank (32) pressure oil input port, hydraulic valve bank (32) pressure oil delivery port links by pipeline and left motor (18) and right motor (19), hydraulic reservoir (24) links by pipeline and hydraulic valve bank (32) return opening, and hydraulic oil pump (30) oil suction and hydraulic reservoir (24) link;
Afer bay top is provided with container (22), is symmetrically arranged with left self-unloading oil cylinder (11) and right self-unloading oil cylinder (12) between afer bay and the container.
2. short combination drive trackless rubber tire transport trolley according to claim 1, it is characterized in that the intermediate rod (38) that also comprises rocker (37) and be connected with rocker one end, the inboard rear end of rocker rear end and forebay is hinged, the rocker front end left and right sides links with forebay (1) by left front damping oil cylinder (35) and right front damping oil cylinder (36) respectively, intermediate rod (38) left end and rocker (37) link, intermediate rod right-hand member and forebay (1) inboard links, and drive axle (6) is fixed on the rocker (37).
3. short combination drive trackless rubber tire transport trolley according to claim 1 and 2, it is characterized in that afer bay (10) both sides, rear portion are hinged with left rear wheel erecting frame (16) and off hind wheel erecting frame (17) by bearing pin I (15), bearing pin II (39) respectively, be provided with left back damping oil cylinder (13) between left rear wheel erecting frame and the afer bay (10), be provided with right back damping oil cylinder (14) between off hind wheel erecting frame and the afer bay, left motor (18) is fixed on the left rear wheel erecting frame (16), and right motor (19) is fixed on the off hind wheel erecting frame (17).
4. short combination drive trackless rubber tire transport trolley according to claim 1 and 2 is characterized in that change speed gear box (31) is the change speed gear box with neutral, and left motor (18) and right motor (19) are the piston motor with the free gear operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566995 CN202896293U (en) | 2012-10-31 | 2012-10-31 | Short type combination-drive trackless rubber-wheel transport cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566995 CN202896293U (en) | 2012-10-31 | 2012-10-31 | Short type combination-drive trackless rubber-wheel transport cart |
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| Publication Number | Publication Date |
|---|---|
| CN202896293U true CN202896293U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220566995 Withdrawn - After Issue CN202896293U (en) | 2012-10-31 | 2012-10-31 | Short type combination-drive trackless rubber-wheel transport cart |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963457A (en) * | 2012-10-31 | 2013-03-13 | 中国煤炭科工集团太原研究院 | Low-type combination-drive trackless rubber-tire carrier vehicle |
| CN105438189A (en) * | 2015-12-29 | 2016-03-30 | 中国煤炭科工集团太原研究院有限公司 | Traction rubber wheel type car of four-wheeled steering rail tramcar |
| CN110422243A (en) * | 2019-08-14 | 2019-11-08 | 江苏天煤机电科技有限公司 | The extraordinary mining complete explosion-proof traction transport vehicle of landform |
| CN110843640A (en) * | 2019-11-29 | 2020-02-28 | 安徽信息工程学院 | Novel goods transfer cart structure |
-
2012
- 2012-10-31 CN CN 201220566995 patent/CN202896293U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963457A (en) * | 2012-10-31 | 2013-03-13 | 中国煤炭科工集团太原研究院 | Low-type combination-drive trackless rubber-tire carrier vehicle |
| CN102963457B (en) * | 2012-10-31 | 2015-09-30 | 中国煤炭科工集团太原研究院 | Short combination drive trackless rubber-tyred transport trolley |
| CN105438189A (en) * | 2015-12-29 | 2016-03-30 | 中国煤炭科工集团太原研究院有限公司 | Traction rubber wheel type car of four-wheeled steering rail tramcar |
| CN105438189B (en) * | 2015-12-29 | 2018-02-16 | 中国煤炭科工集团太原研究院有限公司 | A kind of four-wheel steering orbit mine car draws rubber wheel type car |
| CN110422243A (en) * | 2019-08-14 | 2019-11-08 | 江苏天煤机电科技有限公司 | The extraordinary mining complete explosion-proof traction transport vehicle of landform |
| CN110843640A (en) * | 2019-11-29 | 2020-02-28 | 安徽信息工程学院 | Novel goods transfer cart structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130424 Effective date of abandoning: 20150930 |
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| RGAV | Abandon patent right to avoid regrant |