CN201801901U - Large-scale digging loader - Google Patents
Large-scale digging loader Download PDFInfo
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- CN201801901U CN201801901U CN2010202756326U CN201020275632U CN201801901U CN 201801901 U CN201801901 U CN 201801901U CN 2010202756326 U CN2010202756326 U CN 2010202756326U CN 201020275632 U CN201020275632 U CN 201020275632U CN 201801901 U CN201801901 U CN 201801901U
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- dolly
- bucket
- digging according
- scale installation
- installation
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Abstract
The utility model relates to engineering machinery, in particular to a large-scale digging loader. A working device (11) provided with an excavator bucket is arranged on one side of a traveling gear (2); a conveying device (11) opposite to the position of the excavator bucket is arranged on the other side of the traveling gear, and articles can be conveyed from the higher position to the lower position through the conveying device; and a tracked trolley (4) is arranged on the conveying device (11). The large-scale digging loader has the advantages of high work efficiency and complete functions, is convenient to operate, is suitable for the cross section of the conventional standard single track railway tunnel, and can also be used on a twin track tunnel or the ground.
Description
Technical field
The utility model relates to a kind of engineering machinery, especially a kind of large-scale installation of digging.
Background technology
In the drilling and blasting method constructing tunnel, because the space is narrow, general engineering machinery for example excavator, loader etc. can't evolutionary operation, adopt to dig adorns slag.The existing general production capacity of installation of digging is less, and function is complete inadequately, and the speed of application in tunnel is impacted.
The major defect of existing product is summarized as follows: car load has only motor power, needs the wiring cable, has limited the flexibility of machine run.The speed of travel is low, can't withdraw the tunnel fast.Scraper bowl and conveying device durability are poor, serious wear.Equipment spread length deficiency, the full face excavation of railway single-track tunnel that can't adaptive norm.Adopt air-cooled diesel engine, to the tunnel environment responsive to temperature, noise is big.Adopt the diesel engine of common contamination index, air pollution is serious in the tunnel.Loading and conveying capacity are little.
Summary of the invention
The utility model is intended to by existing similar a series of mechanisms of digging installation are improved and change, a kind of high efficiency, complete function, the easy to operate large-scale installation of digging are provided, this utility model adapts to existing standard railway single-track tunnel section, also can use at double track tunnel or ground.
The technical scheme that the utility model adopted is:
A kind of large-scale installation of digging, comprise running gear, frame and driver's cabin, described running gear one side is provided with the equipment of bucket, and opposite side setting conveying device opposite with described bucket locality, that article are carried from low to high is provided with the capable dolly of rail on the described conveying device.
Described running gear links to each other with diesel power plant, and described equipment links to each other with the motor power device.
Diesel engine in the described diesel power plant is connected with water radiator and fan, high efficiency air filter and sound absorber, and drives running by first Main Hydraulic Pump.
Motor in the described motor power device drives another second Main Hydraulic Pump running by yielding coupling.
The capable dolly of described rail comprises preceding dolly that the front limit piece is installed and the back dolly that the back limited block is installed, and described preceding dolly is articulated and connected with dolly lower end, described back, the upper end is connected by telescopic oil cylinder, and 2 steel wheels are also respectively installed in described preceding dolly and dolly below, described back.
Delivery chute in the described conveying device is spliced by five sections, between delivery chute and the traveling mechanism hoist cylinder is set, and the front end of delivery chute is provided with collects shovel and side shield.
The aperture of described side shield is that 2200mm is between the 3300mm.
The described bucket outside is provided with lath over against the rear of bucket tooth.
Pivoting support in the described equipment, swing arm, forearm and scraper bowl are connected in series successively, between described swing arm and the described forearm forearm oil cylinder is set, between described pivoting support and the described forearm boom cylinder is set, is provided with the bucket cylinder of shovel mechanism of single bucket between described forearm and the described scraper bowl.
Described pivoting support is connected with angling cylinder by vertical hinge pin with described frame.
The utility model employing diesel engine and motor are double dynamical.Dig and adopt motor that power is provided when pretending industry, can stop toxic emission, air is not contaminated in the maintenance tunnel.During walking, use diesel powered, dispense with outer connecting power guarantees the flexibility of car load.The utility model patent is installed the capable dolly of rail, gauge 900mm.Dig installation dependence and withdraw the tunnel voluntarily, maximal rate is subject to the structure of crawler unit, generally can only reach 4km/h, after installing the capable dolly of rail additional, use other mechanical traction, originally dig installation and can withdraw from the tunnel, for the tunnel of the above length of 2000m with 15km/h speed, can save the very big time of withdrawing, enhance productivity.
The utility model has been laid the WNM450A wear-resisting steel plate in the delivery chute bottom and the both sides of scraping plate conveying device, and the bottom friction face of scraper plate has been installed wearing plate, and this measure can reduce the rate of wear significantly, and can reduce friction and then reduce conveying device load.At the key abrasion position of scraper bowl, laid the high chromium composite board material of the super wear-resisting import of import " letter chromium steel ", also increase the scraper bowl physical life greatly.
The utility model optimal design equipment, the scope that scraper bowl can be touched satisfies the requirement of the single-track tunnel of standard, make that originally digging installation need not the shift position, just can finish the full section of face and clear up and less important works such as " looking for the top ", extend and expanded its function.Equipment structure and coverage thereof are seen accompanying drawing.
Diesel engine of the present utility model, homemade famous brand water-cooled, charge inter cooling, emission control diesel have been selected for use, than digging the common air-cooled diesel engine of installation, have advantages such as reliability height, easy to maintenance, the margin of power is big, pollutions is little, noise is low, and can be applicable to the highlands below the 2000m.
Scraper bowl of the present utility model, equipment oil cylinder, hydraulic system and delivery chute cross dimensions are optimized, and make the conveying capacity of originally digging installation reach 300m
3/ h, the equipment delivered payload capability reaches 3-5m
3/ min than existing other types, is significantly improved.
Description of drawings
Fig. 1 is the utility model general structure front view;
Fig. 2 is the utility model general structure vertical view;
The schematic diagram of Fig. 3 diesel powered system;
The schematic diagram of Fig. 4 motor power system;
The schematic diagram of the capable dolly of Fig. 5 rail;
The capable dolly lifting of Fig. 6-1 rail schematic diagram-raised position;
The capable dolly lifting of Fig. 6-2 rail schematic diagram-down position;
The front view of Fig. 7 conveying device;
The vertical view of Fig. 8 conveying device;
The cross-sectional drawing of Fig. 9 conveying device;
Figure 10 scraper bowl is strengthened figure;
Figure 11 equipment schematic diagram and bucket tooth point coverage area profile---facade;
Figure 12 equipment schematic diagram and bucket tooth point coverage area profile---horizontal plane.
The specific embodiment
Fully understand with grasp the existing similar basis of digging the installation product on, by a series of improvement and transformation, design a kind of brand-new large-scale installation of digging.
Large-scalely dig installation and structurally comprise: equipment 1, running gear 2, frame 3, the capable dolly 4 of rail, diesel powered system 5, motor power system 6, Hydraulic Power Transmission System 7, cable coiling device 8, cabinet 9, electric-control system 10, conveying device 11, driver's cabin 12, as depicted in figs. 1 and 2.
The diesel power plant structure is seen Fig. 3, and diesel engine 3.4 is aided with water radiator and fan 3.5, high efficiency air filter 3.3, sound absorber 3.2 etc. as power unit, drives Main Hydraulic Pump 3.1 runnings, the output hydraulic power.The diesel engine of selecting for use is the charge inter cooling form, can effectively reduce contamination index.
The motor power structure drawing of device is seen Fig. 4, and 90kw motor 4.3 drives another Main Hydraulic Pump 4.1 runnings, the output hydraulic power by yielding coupling 4.2.
The capable vehicle structure of rail is seen Fig. 5, dolly 5.1, front limit piece 5.2 before comprising, four steel wheels 5.3, two groups of telescopic oil cylinders 5.4, back dolly 5.5, back limited block 5.6 etc., by hinge pin 5.7 with dig installation vehicle body frame and link to each other.The lifting principle of the capable dolly of rail is seen Fig. 6-1 and Fig. 6-2, and when telescopic oil cylinder 5.4 elongations, preceding dolly 5.1 and back dolly 5.5 are opened, and steel wheel drops on the rail for 5.3 times, and with car load jack-up, tractor can dig installation operation fast in tow; When telescopic oil cylinder 5.4 withdrawals, preceding dolly 5.1 and back dolly 5.5 draw in, and steel wheel 5.3 lifts, and crawler belt lands, and can normally walk.
The delivery chute of conveying device 11 is spliced by five sections, structure sees Fig. 7, Fig. 8 and Fig. 9 for details, be respectively first section 7.1, second sections 7.2, the 3rd sections 7.3, the 4th sections 7.4, the 5th sections 7.5, link to each other with vehicle frame by hinge pin 7.7, during hoist cylinder 7.6 actions, the delivery chute that connects can change angle and the height with ground.The front end of first segment delivery chute has shovel of collection 8.3 and side shield 8.4, and wherein the aperture of side shield can be regulated with oil cylinder, changes between the 3300mm at 2200mm.Scraper chain 8.2 turns round under the drive of two hydraulic motors 8.1, and rock ballast is carried to the direction of delivery chute 7.5 from delivery chute 7.1.For prolonging the application life of delivery chute, 9.1 groove side wearing plates among Fig. 9,9.2 groove bottom wearing plates, 9.3 supporting plate wearing plates are all represented with blacking, adopt wear-resisting steel plate NM400.
Figure 10 has explained the wear-resisting reinforcement at scraper bowl position, and first lath 10.1 and the 4th lath 10.4 are ultrahard high-chromium import composite material " letter chromium steel " lath (blacking is represented), and second lath 10.2 and the 3rd lath 10.3 are composite base plate.First lath, 10.1 welding-ons are at the rear of the scraper bowl outside over against bucket tooth, and the 4th lath 10.4 welding-ons are between the bucket tooth of the scraper bowl outside.
The structure of equipment is seen Figure 11,12.Comprise pivoting support 11.1, swing arm 11.2, forearm oil cylinder 11.3, boom cylinder 11.4, forearm 11.5, bucket cylinder 11.6, shovel mechanism of single bucket 11.7, scraper bowl 11.8, angling cylinder 12.1 compositions on the structure, be connected on the vehicle frame with vertical hinge pin 12.2.Each oil cylinder promotes different component motions, is combined into various excavations and the action of skimming.Through the maximum digging height h=7034mm of optimal design, the maximum width b=9566mm that excavates.
Claims (10)
1. one kind large-scale is dug installation, comprise running gear (2), frame (3) and driver's cabin (12), it is characterized in that, described running gear (2) one sides are provided with the equipment (1) of bucket, opposite side setting conveying device (11) opposite with described bucket locality, that article are carried from low to high is provided with the capable dolly of rail (4) on the described conveying device (11).
2. the large-scale installation of digging according to claim 1 is characterized in that: described running gear (2) links to each other with diesel power plant (5), and described equipment (1) links to each other with motor power device (6).
3. the large-scale installation of digging according to claim 1, it is characterized in that: the diesel engine (3.4) in the described diesel power plant (5) is connected with water radiator and fan (3.5), high efficiency air filter (3.3) and sound absorber (3.2), and drives running by first Main Hydraulic Pump (3.1).
4. the large-scale installation of digging according to claim 1 is characterized in that: the motor (4.3) in the described motor power device (6) drives another second Main Hydraulic Pump (4.1) running by yielding coupling (4.2).
5. the large-scale installation of digging according to claim 1, it is characterized in that: the capable dolly of described rail (4) comprises preceding dolly (5.1) that front limit piece (5.2) is installed and the back dolly (5.5) that back limited block (5.6) is installed, described preceding dolly (5.1) is articulated and connected with dolly (5.5) lower end, described back, the upper end is connected by telescopic oil cylinder (5.4), below described preceding dolly (5.1) and the described back dolly (5.5) 2 steel wheels (5.3) is installed respectively also.
6. the large-scale installation of digging according to claim 1, it is characterized in that: the delivery chute in the described conveying device (11) is spliced by five sections, hoist cylinder (7.6) is set between delivery chute and the traveling mechanism (2), and the front end of delivery chute is provided with collects shovel (8.3) and side shield (8.4).
7. the large-scale installation of digging according to claim 1 is characterized in that: the aperture of described side shield (8.4) is that 2200mm is between the 3300mm.
8. the large-scale installation of digging according to claim 1 is characterized in that: the described bucket outside is provided with lath (10.1) over against the rear of bucket tooth.
9. the large-scale installation of digging according to claim 1, it is characterized in that: the pivoting support (11.1) in the described equipment (1), swing arm (11.2), forearm (11.5) and scraper bowl (11.8) are connected in series successively, between described swing arm (11.2) and the described forearm (11.5) forearm oil cylinder (11.3) is set, between described pivoting support (11.1) and the described forearm (11.5) boom cylinder (11.4) is set, is provided with the bucket cylinder (11.6) of shovel mechanism of single bucket (11.7) between described forearm (11.5) and the described scraper bowl (11.8).
10. the large-scale installation of digging according to claim 9 is characterized in that: described pivoting support (11.1) is connected with angling cylinder (12.1) by vertical hinge pin (12.2) with described frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202756326U CN201801901U (en) | 2010-07-23 | 2010-07-23 | Large-scale digging loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202756326U CN201801901U (en) | 2010-07-23 | 2010-07-23 | Large-scale digging loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201801901U true CN201801901U (en) | 2011-04-20 |
Family
ID=43871408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202756326U Expired - Fee Related CN201801901U (en) | 2010-07-23 | 2010-07-23 | Large-scale digging loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201801901U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383449A (en) * | 2011-08-03 | 2012-03-21 | 石家庄中煤装备制造股份有限公司 | Digging loader |
| CN102587908A (en) * | 2012-02-24 | 2012-07-18 | 李小祥 | Lateral narrow-array type novel slag removing machine in conveying trough mechanism |
| CN102600952A (en) * | 2012-03-13 | 2012-07-25 | 韩清洁 | Double-roller preliminary crushing and compression feeding device for crusher and feeding method |
| CN107387108A (en) * | 2017-09-19 | 2017-11-24 | 北京迈弛科技发展有限公司 | A kind of tunneling equipment |
| CN109236314A (en) * | 2018-10-26 | 2019-01-18 | 中铁工程装备集团有限公司 | Serial manipulator support, the soft arm development machine that arbitrary cross-section tunnel can be excavated |
-
2010
- 2010-07-23 CN CN2010202756326U patent/CN201801901U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383449A (en) * | 2011-08-03 | 2012-03-21 | 石家庄中煤装备制造股份有限公司 | Digging loader |
| CN102383449B (en) * | 2011-08-03 | 2014-09-10 | 石家庄中煤装备制造股份有限公司 | Digging loader |
| CN102587908A (en) * | 2012-02-24 | 2012-07-18 | 李小祥 | Lateral narrow-array type novel slag removing machine in conveying trough mechanism |
| CN102600952A (en) * | 2012-03-13 | 2012-07-25 | 韩清洁 | Double-roller preliminary crushing and compression feeding device for crusher and feeding method |
| CN107387108A (en) * | 2017-09-19 | 2017-11-24 | 北京迈弛科技发展有限公司 | A kind of tunneling equipment |
| CN109236314A (en) * | 2018-10-26 | 2019-01-18 | 中铁工程装备集团有限公司 | Serial manipulator support, the soft arm development machine that arbitrary cross-section tunnel can be excavated |
| CN109236314B (en) * | 2018-10-26 | 2024-04-09 | 中铁工程装备集团有限公司 | Flexible arm heading machine supported by serial robots and capable of excavating tunnels with arbitrary sections |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20130723 |