CN201485886U - Wheel type backhoe loader - Google Patents
Wheel type backhoe loader Download PDFInfo
- Publication number
- CN201485886U CN201485886U CN2009201865840U CN200920186584U CN201485886U CN 201485886 U CN201485886 U CN 201485886U CN 2009201865840 U CN2009201865840 U CN 2009201865840U CN 200920186584 U CN200920186584 U CN 200920186584U CN 201485886 U CN201485886 U CN 201485886U
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Abstract
The utility model relates to a loader combining a wheel type conveying device, a loading and unloading device and an excavating device. The wheel conveying device is arranged on the bottom portion of the loader, the loading and unloading device fixes a car hopper (2) of a tank type structure above the left end of a car platform (21) through a hinge shaft (1), the excavating device mainly consists of a working mechanism and a revolving mechanism, wherein the revolving mechanism consists of a revolving base (16), a bracket (11), a revolving platform (5), a revolving support (8), a central revolving joint (9) and a hydraulic revolving motor (7), the lower end of the revolving base (16) is connected with the car platform (21) while the upper end is a flange type end surface fittingly connected with the lower end of the bracket (11), the upper end of the bracket (11) supports the revolving platform (5), and the right end of the revolving platform (5) is a support (6) connected with the working mechanism. The wheel type backhoe loader increases work efficiency, saves labor cost, and is particularly suitable for working in crowded construction environments.
Description
Technical field
The utility model relates to a kind of loader, especially relates to a kind of loader that wheeled transportation device, loading and unloading materials device, excavating gear combine that collects.
Background technology
In various job sites, excavator excavates to be needed in cubic metre of earth process to be used with the charging truck at present, and common 1 middle-size and small-size excavator needs 3～4 trucies of adapted and 4～5 human pilots, and construction cost increases; When the construction operation environment is narrow, cause the crowded of vehicle easily, thereby hinder construction, cause productivity ratio low.
Summary of the invention
Problem to be solved in the utility model provides a kind of engineering machinery that integrates excavation, entrucking, discharging, four kinds of functions of short distance transportation, directly reduces artificial and vehicle fleet size, reduces construction cost greatly, cuts down the consumption of energy, and improves efficiency of construction.
Wheeled excavating loader of the present utility model comprises wheeled transportation device, loading and unloading materials device, excavating gear, dynamical system, transmission system, hydraulic system, electrical control system, brakes, steering etc.
In the bottom of loader is wheeled transportation device, automobile platform 21 wherein is a tower structure, centre below the automobile platform 21 is the Powershift transmission 17 that links to each other with hydraulic moving motor 18, bridge 13,19 before and after its two ends connect respectively by power transmission shaft, front wheel brake oil cylinder 12 is housed on the propons 13 and turns to oil cylinder 14, turn to oil cylinder 14 to link to each other, trailing wheel brake cylinder 20 is housed on the back axle 19 with steering assembly valve group 15;
The loading and unloading materials device is fixed on the wagon box 2 of case structure by hinge 1 top of automobile platform 21 left ends, have at least a backboard to open in the wagon box baffle plate, the wagon box bottom portion that keeps right is connected with lift cylinders 3 on being hinged on automobile platform 21, and the support spring 4 that is fixed on the automobile platform 21 supports the wagon box right-hand members;
Excavating gear mainly is made up of operating mechanism, slew gear; Slew gear wherein is made up of rotary table 16, carriage 11, revolving dial 5, pivoting support 8, central swivel coupling 9, hydraulic gyration motor 7; Rotary table 16 lower ends link to each other with automobile platform 21, and the upper end is that the flange form end face cooperates connection with carriage 11 lower ends; Revolving dial 5 is supported in carriage 11 upper ends, and there are pivoting support 8 and central swivel coupling 9 in the centre, the outer ring engaged transmission of hydraulic gyration motor 7 and pivoting support 8, and the right-hand member of revolving dial 5 is the supports 6 that link to each other with operating mechanism.
Loader-digger of the present utility model has both excavation, entrucking, discharging, short distance transportation four big functions simultaneously, both increases work efficiency, and has saved cost of labor again.Be particularly suitable for operation under crowded construction environment.
Description of drawings
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the state diagram of wheeled excavating loader of the present utility model when discharging and transportation;
Fig. 2 is the state diagram of wheeled excavating loader of the present utility model at when filling with substance;
Fig. 3 is the enlarged diagram at A place among Fig. 1.
Wherein: the swivel coupling 10-of 1-hinge 2-wagon box 3-lift cylinders 4-support spring 5-revolving dial 6-support 7-hydraulic gyration motor 8-pivoting support 9-central authorities damping device 11-carriage 12-front wheel brake oil cylinder 13-propons 14-turns to oil cylinder 15-steering assembly valve group 16-rotary table 17-Powershift transmission 18-hydraulic moving motor 19-back axle 20-trailing wheel brake cylinder 21-automobile platform
The specific embodiment
Wheeled excavating loader of the present utility model comprises wheeled transportation device, loading and unloading materials device, excavating gear, dynamical system, transmission system, hydraulic system, electrical control system, brakes, steering etc.
Wheeled excavating loader of the present utility model comprises wheeled transportation device, loading and unloading materials device, excavating gear, dynamical system, transmission system, hydraulic system, electrical control system, brakes, steering etc.
In the bottom of loader is wheeled transportation device, automobile platform 21 wherein is a tower structure, centre below the automobile platform 21 is the Powershift transmission 17 that links to each other with hydraulic moving motor 18, bridge 13,19 before and after its two ends connect respectively by power transmission shaft, front wheel brake oil cylinder 12 is housed on the propons 13 and turns to oil cylinder 14, turn to oil cylinder 14 to link to each other, trailing wheel brake cylinder 20 is housed on the back axle 19 with steering assembly valve group 15;
The loading and unloading materials device is fixed on the wagon box 2 of case structure by hinge 1 top of automobile platform 21 left ends, have at least a backboard to open in the wagon box baffle plate, the wagon box 2 bottom portion that keeps right is connected with lift cylinders 3 on being hinged on automobile platform 21, and the support spring 4 that is fixed on the automobile platform 21 supports the wagon box right-hand members; When entrucking, the piston rod of lift cylinders 3 shrinks, and wagon box 2 right sides drop on the support spring 4.When discharging, the piston rod of lift cylinders 2 stretches out, and behind the wagon box 2 right side up-wards inclination certain angles, opens the automatic discharging of baffle plate.
Excavating gear mainly is made up of operating mechanism, slew gear; Slew gear wherein is made up of rotary table 16, carriage 11, revolving dial 5, pivoting support 8, central swivel coupling 9, hydraulic gyration motor 7; Rotary table 16 lower ends link to each other with automobile platform 21, and the upper end is that the flange form end face cooperates connection with carriage 11 lower ends, and high-strength bolt is fastening; Revolving dial 5 is supported in carriage 11 upper ends, and there are pivoting support 8 and central swivel coupling 9 in the centre, the outer ring engaged transmission of hydraulic gyration motor 7 and pivoting support 8, and the right-hand member of revolving dial 5 is the supports 6 that link to each other with operating mechanism.Between rotary table 16 and carriage 11, can increase by a damping device 10.
Under the driving of hydraulic gyration motor 7, revolving dial 5 drives 360 ° of gyrations of axle center do that supporting 8 is changeed in the excavating gear wraparound.Central authorities' swivel coupling 9 is made up of rotating cylinder, fixed axis and oil pipe passage, and it is the asphalt channel of the hydraulic transmission part of Hydraulic Station and automobile platform bottom.Be provided with two-way overload protective valve, rotary buffering valve in the rotary system, guarantee the stationarity of gyration.Hydraulic Elements such as the flow divider of braking and solenoid-operated proportional reversal valve, swing arm and the stick shaker of the hydraulic cylinder of steering, rotary motor and the overflow valve in the hydraulic system thereof, reducing valve, safety valve are housed below automobile platform 21.
Dynamical system mainly is made up of motor, diesel engine, fuel tank, power output assembly, throttle control system, exhaust system, gas handling system, cooling system and various oil inlet and oil return pipelines etc.Motor, diesel engine, fuel tank all are contained in the frame on the excavator platform.
Transmission system is made up of parts such as speed changer, power transmission shaft, front and back bridge conic reducer, differential mechanism, wheel limit planetary reduction gears.Main pump pressure oil output by the diesel engine drive, via main control valve, central swivel coupling, drive the variable hydraulic motor rotation on the speed changer, transmission of power is arrived transmission input shaft, stir the shifter collar on the speed changer, can be with transmission of power to transmission output shaft, after power transmission shaft, bevel gear pair, differential mechanism are delivered to wheel limit planetary reducer, thereby drive wheel, bridge drives simultaneously before and after the low or first gear, top gear rear bridge driven mode guarantees that this ground, airport compliance is good, satisfies the walking of various bad working environments.
Hydraulic system mainly is made up of main pump, main reversing valve, pilot-actuated valve, hydraulic motor, oil cylinder and safety valve, reducing valve, equalizing valve and Hydraulic Elements thereof.Main pump, fuel tank, safety valve, reducing valve, oil cooler are installed in the hood of frame.Main reversing valve is divided into the two large divisions and installs: control the main valve of walking and turning to oil cylinder, be positioned on frame inside; The control revolution, the main valve of boom cylinder, bucket arm cylinder and bucket cylinder is installed on the rotary support.Oil sources is to give the main valve fuel feeding by main pump through central swivel coupling, and total oil return line is again in central swivel coupling is got back to fuel tank in the hood.
Electrical control system is mainly by generator, starting switch, starter, starting relay and insurance, electrical control cabinet, compositions such as oil temperature sensor, various control instrument, instrumentation, Displaying Meter.It mainly is to go to control each parts mechanism according to control instruction to carry out work.
Brakes mainly is made up of wet brake, accumulator, pedal etc.Establish the built-in multi-disc wet brake of sealing in the forward and backward bridge, waterproof and dustproof, wear extent is little, maintenance period is long, can be competent at abominable operation operating mode.Adopt the two-way full power hydraulic brake system, front and back bridge braking source respectively by two independently accumulator provide, distribute through front and back bridge hydraulic brake valve, be controlled by foot brake pedal, realize travelling brake to car load.When motor was flame-out for some reason, two accumulators still can provide repeatedly pedal brake source, guarantee driving safety.Be provided with style of the shoe normally closed type hand parking brake in two shift transmissions, during system works, pressure source enters the brake fluid cylinder pressure through the brake valve meta, brake off, and parking brake is realized brake hard with Braking mode when engine misses.
Steering mainly is made up of steering pump, overflow valve, steering gear, steering wheel etc.The steering pump of steering is from the fuel tank oil suction, and the oil that pumps enters steering gear through overflow valve.When rotating steering wheel, the spool of switching valve rotates relative to valve pocket in the steering gear, and the pressure oil that comes out from steering pump enters the cycloid gear motor through switching valve, through central swivel coupling, enter the big chamber of steering cylinder again through switching valve, promote wheel deflection, the oil of oil cylinder loculus flows back to fuel tank through oil filter.If steering wheel stops operating, then the spool of switching valve stops operating immediately, because the follow-up action of valve makes switching valve return to the centre position, the steering cylinder oil circuit is shut, and the oil of steering pump is oil sump tank directly, and wheel promptly stops operating.
Wheeled excavating loader of the present utility model integrates existing excavator technology, Automobile Transportation technology, automatic discharging technology, has the characteristics such as multi-functional, high-efficient homework, easy to operate, dependable performance. It is mainly used in golf course, farm, graveyard, landscaping, excavation, loading and the short distance transportation construction of house building, the job site transhipment earthwork etc.
Claims (2)
1. a wheeled excavating loader comprises wheeled transportation device, loading and unloading materials device, excavating gear, dynamical system, transmission system, hydraulic system, electrical control system, brakes, steering etc., it is characterized in that:
The bottom of a, loader is a wheeled transportation device, automobile platform (21) wherein is a tower structure, centre below the automobile platform (21) is the Powershift transmission (17) that links to each other with hydraulic moving motor (18), bridge (13), (19) before and after its two ends connect respectively by power transmission shaft, front wheel brake oil cylinder (12) is housed on the propons (13) and turns to oil cylinder (14), turn to oil cylinder (14) to link to each other, trailing wheel brake cylinder (20) is housed on the back axle (19) with steering assembly valve group (15);
B, loading and unloading materials device are fixed on the wagon box (2) of case structure by hinge (1) top of automobile platform (21) left end, have at least a backboard to open in the wagon box baffle plate, the wagon box bottom portion that keeps right is connected with lift cylinders (3) on being hinged on automobile platform (21), and the support spring (4) that is fixed on the automobile platform (21) supports the wagon box right-hand member;
C, excavating gear mainly are made up of operating mechanism, slew gear; Slew gear wherein is made up of rotary table (16), carriage (11), revolving dial (5), pivoting support (8), central swivel coupling (9), hydraulic gyration motor (7); Rotary table (16) lower end links to each other with automobile platform (21), and the upper end is that the flange form end face cooperates connection with carriage (11) lower end; Revolving dial (5) is supported in carriage (11) upper end, and there are pivoting support (8) and central swivel coupling (9) in the centre, the outer ring engaged transmission of hydraulic gyration motor (7) and pivoting support (8), and the right-hand member of revolving dial (5) is the support (6) that links to each other with operating mechanism.
2. wheeled excavating loader according to claim 1 is characterized in that: between the rotary table (16) of described slew gear and carriage (11) damping device (10) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201865840U CN201485886U (en) | 2009-07-27 | 2009-07-27 | Wheel type backhoe loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201865840U CN201485886U (en) | 2009-07-27 | 2009-07-27 | Wheel type backhoe loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201485886U true CN201485886U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201865840U Expired - Lifetime CN201485886U (en) | 2009-07-27 | 2009-07-27 | Wheel type backhoe loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201485886U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619579B (en) * | 2009-07-27 | 2011-06-15 | 马鞍山市惊天液压机械制造有限公司 | Wheeled excavating loader |
| CN102442239A (en) * | 2011-10-27 | 2012-05-09 | 南通安捷机械有限公司 | Tipping wagon |
| CN103403264A (en) * | 2012-03-09 | 2013-11-20 | 株式会社小松制作所 | Backhoe loader |
| US9181678B2 (en) | 2012-03-09 | 2015-11-10 | Komatsu Ltd. | Backhoe loader |
| CN110302886A (en) * | 2019-06-26 | 2019-10-08 | 浙江神霸矿山机械有限公司 | Novel movable jaw integration Crushing Station |
| CN112252385A (en) * | 2020-10-10 | 2021-01-22 | 湖南省东新机械科技有限公司 | Wheel type excavator and using method thereof |
| WO2023077753A1 (en) * | 2021-11-04 | 2023-05-11 | 三一重机有限公司 | Construction transporter |
-
2009
- 2009-07-27 CN CN2009201865840U patent/CN201485886U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619579B (en) * | 2009-07-27 | 2011-06-15 | 马鞍山市惊天液压机械制造有限公司 | Wheeled excavating loader |
| CN102442239A (en) * | 2011-10-27 | 2012-05-09 | 南通安捷机械有限公司 | Tipping wagon |
| CN103403264A (en) * | 2012-03-09 | 2013-11-20 | 株式会社小松制作所 | Backhoe loader |
| US9181678B2 (en) | 2012-03-09 | 2015-11-10 | Komatsu Ltd. | Backhoe loader |
| CN103403264B (en) * | 2012-03-09 | 2016-01-20 | 株式会社小松制作所 | Backhoe loader |
| CN110302886A (en) * | 2019-06-26 | 2019-10-08 | 浙江神霸矿山机械有限公司 | Novel movable jaw integration Crushing Station |
| CN112252385A (en) * | 2020-10-10 | 2021-01-22 | 湖南省东新机械科技有限公司 | Wheel type excavator and using method thereof |
| WO2023077753A1 (en) * | 2021-11-04 | 2023-05-11 | 三一重机有限公司 | Construction transporter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GIANT HYDRAULIC TECH CO.,LTD. ANHUI Free format text: FORMER OWNER: JINGTIAN HYDRAULIC MACHINERY MFG. CO., LTD., MA ANSHAN CITY Effective date: 20110212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 243000 NO.5, HONGQI SOUTH ROAD, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, MAANSHAN CITY, ANHUI PROVINCE TO: 243071 NO.5, HONGQI SOUTH ROAD, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, MAANSHAN CITY, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110212 Address after: 243071 No. 5 Hongqi South Road, Ma'anshan economic and Technological Development Zone, Anhui Patentee after: Giant Hydraulic Tech Co.,Ltd. Anhui Address before: 243000 Ma'anshan economic and Technological Development Zone, Hongqi Road, No. 5, Anhui Patentee before: Jingtian Hydraulic Machinery Mfg. Co., Ltd., Ma'anshan City |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100526 Effective date of abandoning: 20090727 |