CN103184732A - Double-power system for dynamic compactor - Google Patents
Double-power system for dynamic compactor Download PDFInfo
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- CN103184732A CN103184732A CN2013100904980A CN201310090498A CN103184732A CN 103184732 A CN103184732 A CN 103184732A CN 2013100904980 A CN2013100904980 A CN 2013100904980A CN 201310090498 A CN201310090498 A CN 201310090498A CN 103184732 A CN103184732 A CN 103184732A
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- hydraulic oil
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- oil pump
- motor
- dynamic compaction
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Abstract
The invention relates to the field of cranes, and discloses a double-power system for a dynamic compactor. The double-power system comprises a hydraulic oil tank, a power source, a hydraulic oil pump unit, a conversion valve block and a hydraulic system, wherein the power source comprises two sets of power devices, i.e. an engine and an electric motor; the two sets of power devices respectively provide power for the hydraulic oil pump unit; and the hydraulic oil pump unit comprises a first hydraulic oil pump unit consisting of a first plunger pump and a first gear pump, and a second hydraulic oil pump unit consisting of a second plunger pump and a second gear pump. A driving system of the double-power system can respectively use diesel oil or electricity as the power source; under the condition that a vehicle operates in the field and is inconvenient to use power, an operating mechanism is driven to work by the diesel engine; and under the condition that the vehicle can be conveniently connected with a municipal network AC (Alternate Current) power supply in urban areas and other places, the operating mechanism is driven to work by the AC motor. The AC motor has the characteristics of environmental protection, low emission and the like, so that the clean operating environment of engineering mechanical vehicles is ensured; and moreover, electricity price is cheaper than price of diesel oil, so that construction cost is reduced.
Description
Technical field
The present invention relates to the crane field, particularly a kind of hybrid power system for dynamic compaction machinery.
Background technology
At present, single Diesel Driven is all adopted in dynamic compaction machinery power drive both domestic and external, though have the advantage of compact conformation, the discharging of diesel engine is more serious, and environment has been caused certain pollution, and diesel oil is non-renewable energy resources, and use cost is higher.
Summary of the invention
The objective of the invention is: for solving above-mentioned technical problem of the prior art, a kind of hybrid power system for dynamic compaction machinery is provided, its drive system can adopt diesel oil or electric power as power source respectively, under the situation of vehicle operation in the open air and electricity consumption inconvenience, drive operating mechanism's work with diesel engine; When vehicle in urban district etc. convenient the connection under the listing net AC power situation, drive Working mechanism work by alternating current generator, when reducing use cost, reduced the pollution to environment.
For achieving the above object, the technical solution used in the present invention is: a kind of hybrid power system for dynamic compaction machinery is provided, it is characterized in that described a kind of hybrid power system for dynamic compaction machinery comprises: the link of hydraulic oil container 2, power source 4, hydraulic oil pump group 3, dynamic compaction machinery is switching valve piece 20, hydraulic system 5;
Described power source 4 further comprises two cover power set: motor 19, motor 13, changed the form of structure of original single Diesel Driven system, and it is above-mentioned that both are respectively hydraulic oil pump group 3 power are provided; One cover power set are installed on the dynamic compaction machinery turntable 1 and transport with dynamic compaction machinery, and another set of power set are installed on the power buggy 6, short distance walking under the manpower effect, and long-distance transportation is convenient, fast, and the mode of specifically laying is decided according to user's request.
Described hydraulic oil pump group 3 further comprises: the first hydraulic oil pump group of being made up of first plunger displacement pump 11, first gear pump 12, the second hydraulic oil pump group of being made up of second plunger displacement pump 17, second gear pump 18; Provide the first hydraulic oil pump group of power and the second hydraulic oil pump group that motor 13 provides power to be arranged in parallel in motor 19; Hydraulic oil pump group 3 is to hydraulic system 5 fuel feeding of dynamic compaction machinery, and both connection parts are provided with switching valve piece 20, so that the manual switching of two cover power set, and connect convenient disassembly, simple; The hydraulic oil that switching valve piece 20 also can avoid occurring between the power source work oil pump is to the impact of the hydraulic oil pump group that is in off position.
Wherein, be provided with first one way valve, 23, the second one way valves 24, the 3rd one way valve 21, the 4th one way valve 22 in the described switching valve piece 20, and be connected with first gear pump 12, first plunger displacement pump 11, second plunger displacement pump 17, second gear pump, 18 flanges respectively.
Wherein, consider that dynamic compaction machinery compact conformation and resource should rationally utilize, the described first hydraulic oil pump group and the second hydraulic oil pump group share a hydraulic oil container 2; So that line arrangement is equipped with air filter 15, thermometer 16, butterfly valve 14 on it; Two sides of hydraulic oil container 2 all arrange oil inlet and outlet, and first butterfly valve 41, second butterfly valve, 42 residing side A and the 3rd butterfly valve 43, the 4th butterfly valve 43 residing side B are adjacent.
Wherein, described motor 19, motor 13, hydraulic oil pump group 3 threes' rated power is identical.
Beneficial effect: drive system of the present invention can adopt diesel oil or electric power as power source respectively, under the situation of vehicle operation in the open air and electricity consumption inconvenience, drives Working mechanism work with diesel engine; When vehicle connects under the listing net AC power situation in convenience such as urban districts, drive Working mechanism work by alternating current generator.Because alternating current generator has characteristics such as the low row of environmental protection, guaranteed the cleaning ambient of engineering machinery vehicle operation, and electricity price to compare diesel-fuel price more cheap, reduced construction cost.When the dynamic compaction machinery cluster was worked, many dynamic compaction machineries can also share a cover spare motor dynamical system.
Description of drawings
Fig. 1 looks schematic diagram for the master of a kind of hybrid power system for dynamic compaction machinery of the present invention.
Fig. 2 is the schematic top plan view of a kind of hybrid power system for dynamic compaction machinery of the present invention.
Fig. 3 is for using dynamic compaction machinery hydraulic principle schematic diagram of the present invention.
Fig. 4 is switching valve piece internal construction schematic diagram of the present invention.
Fig. 5 is hydraulic oil container schematic diagram of the present invention.
Fig. 6 is the power buggy schematic diagram.
Accompanying drawing sign: 1-turntable, 2-hydraulic oil container, 3-hydraulic oil pump group, the 4-power source, 5-hydraulic system, 6-power buggy, 7-first butterfly valve, 8-second butterfly valve, 9-the 3rd butterfly valve, 10-the 4th butterfly valve, 11-first plunger displacement pump, 12-first gear pump, the 13-motor, 14-butterfly valve, 15-air filter, the 16-thermometer, 17-second plunger displacement pump, 18-second gear pump, the 19-motor, 20-switching valve piece, 21-the 3rd one way valve, 22-the 4th one way valve, 23-first one way valve, 24-second one way valve, 25-first output channel, 26-second output channel, 27-first flange-interface, 28-the 3rd flange interface, 29-the 5th flange-interface, 30-the 6th flange-interface, 31-second flange-interface, 32-the 4th flange-interface.
The specific embodiment
The present invention is described in detail below in conjunction with drawings and Examples.
A kind of hybrid power system for dynamic compaction machinery of the present invention is characterized in that, described a kind of hybrid power system for dynamic compaction machinery comprises: the link of hydraulic oil container 2, power source 4, hydraulic oil pump group 3, dynamic compaction machinery is switching valve piece 20, hydraulic system 5;
Described power source 4 further comprises two cover power set: motor 19, motor 13, changed the form of structure of original single Diesel Driven system, and it is above-mentioned that both are respectively hydraulic oil pump group 3 power are provided; One cover power set are installed on the dynamic compaction machinery turntable 1 and transport with dynamic compaction machinery, and another set of power set are installed on the power buggy 6, short distance walking under the manpower effect, and long-distance transportation is convenient, fast, and the mode of specifically laying is decided according to user's request.
Described hydraulic oil pump group 3 further comprises: the first hydraulic oil pump group of being made up of first plunger displacement pump 11, first gear pump 12, the second hydraulic oil pump group of being made up of second plunger displacement pump 17, second gear pump 18; Provide the first hydraulic oil pump group of power and the second hydraulic oil pump group that motor 13 provides power to be arranged in parallel in motor 19; Hydraulic oil pump group 3 is to hydraulic system 5 fuel feeding of dynamic compaction machinery, and both connection parts are provided with switching valve piece 20, so that the manual switching of two cover power set, and connect convenient disassembly, simple; The hydraulic oil that switching valve piece 20 also can avoid occurring between the power source work oil pump is to the impact of the hydraulic oil pump group that is in off position.
Wherein, be provided with first one way valve, 23, the second one way valves 24, the 3rd one way valve 21, the 4th one way valve 22 in the described switching valve piece 20, and be connected with first gear pump 12, first plunger displacement pump 11, second plunger displacement pump 17, second gear pump, 18 flanges respectively.
Wherein, consider that dynamic compaction machinery compact conformation and resource should rationally utilize, the described first hydraulic oil pump group and the second hydraulic oil pump group share a hydraulic oil container 2; So that line arrangement is equipped with air filter 15, thermometer 16, butterfly valve 14 on it; Two sides of hydraulic oil container 2 all arrange oil inlet and outlet, and first butterfly valve 41, second butterfly valve, 42 residing side A and the 3rd butterfly valve 43, the 4th butterfly valve 43 residing side B are adjacent.
Wherein, described motor 19, motor 13, hydraulic oil pump group 3 threes' rated power is identical.
See figures.1.and.2 as can be seen, the present invention includes: hydraulic oil container 2, hydraulic oil pump group 3, power source 4, hydraulic system 5.Power source 4 has motor 19 and 13 liang of cover power set of motor, and one is mounted on the dynamic compaction machinery turntable 1, another set of being placed on the power buggy 6, and the mode of laying is relevant with customer requirements.Do not work under the electrical network situation when frequent if the user has out of doors, then motor 19 is installed on the turntable 1 of dynamic compaction machinery, motor 13 is installed on the power buggy 6, when the outwork of high frequency, just can carry power buggy 6 like this; If the user is in the city or have and work under the electrical network situation when frequent, then motor 13 is installed on the turntable 1 of dynamic compaction machinery, motor 19 is installed on the power buggy 6, just can carry power buggy 6 in the city of high frequency or when power grid environment work is arranged like this.
With reference to Fig. 3 as can be seen, power source 4 of the present invention has two cover power set, one cover is motor 13, one cover is motor 19, and motor 19 provides the first hydraulic oil pump group of power and the second hydraulic oil pump group that motor 13 provides power to share a hydraulic oil container 2, and air filter 15, thermometer 16 and butterfly valve 14 are installed on the hydraulic oil container 2.
When with motor 13 work, drive first plunger displacement pump 11,12 work of first gear pump by motor 13; The B2 that the fluid of first plunger displacement pump 11 flows to switching valve piece 20 flows to the equipment of dynamic compaction machinery through first one way valve 23, and the A2 that the fluid of first gear pump 12 flows to switching valve piece 20 flows to the equipment of dynamic compaction machinery through second one way valve 25.The hydraulic oil of first plunger displacement pump 11 through first output channel 25 to hoist, walking, luffing fuel feeding, the hydraulic oil of first gear pump 12 through second output channel 26 to revolution, cooling fuel feeding.Owing to be provided with first one way valve 23, second one way valve 24 in the switching valve piece 20 of second plunger displacement pump, 17, the second gear pumps, 18 outlets, hydraulic oil can not be entered in second plunger displacement pump 17, second gear pump 18, avoid the impact of hydraulic oil to pump.
When with motor 19 work, drive second plunger displacement pump 17,18 work of second gear pump by motor 19, the B1 that the fluid of second plunger displacement pump 17 flows to switching valve piece 20 flows to the equipment of dynamic compaction machinery through the 3rd one way valve 21, and the A1 that the fluid of second gear pump 18 flows to switching valve piece 20 flows to the equipment of dynamic compaction machinery through the 4th one way valve 22.The hydraulic oil of second plunger displacement pump 17 through second output channel 26 to hoist, walking, luffing fuel feeding, the hydraulic oil of second gear pump 18 through first output channel 25 to revolution, cooling fuel feeding.Owing in the switching valve piece 20 of first plunger displacement pump, 11, the first gear pumps, 12 outlets the 3rd one way valve 21, the 4th one way valve 4 22 are arranged, hydraulic oil can not be entered in first plunger displacement pump 11, second gear pump 12, avoid the impact of hydraulic oil to pump.
With reference among Fig. 6 as can be seen, switching valve piece 20, motor 19, motor 13 and system's working connection link together, motor 19 and motor 13 arbitrary work can drive dynamic compaction machinery work.Owing to be provided with four one way valves in the switching valve piece 20, to motor (motor), do not produce impact when making motor (motor) work.
Motor 19 and motor 13 are not worked simultaneously among the present invention, consider that dynamic compaction machinery compact conformation and resource should rationally utilize, motor 19 second gear pump 18 that drives and second plunger displacement pump 17 share hydraulic oil containers 2 with first gear pump 12 and first plunger displacement pump 11 that motor 13 drives.The side B of the hydraulic oil container that first butterfly valve 7, second butterfly valve, 8 residing hydraulic oil container side A and the 3rd butterfly valve 9, the 4th butterfly valve 10 are installed is adjacent, after hydraulic oil container 2 is installed on the dynamic compaction machinery, A (B) face is positioned at the dynamic compaction machinery side, B (A) face is positioned at the dynamic compaction machinery back, is convenient to being connected of pipeline between hydraulic oil container 2 and the hydraulic oil pump group 3.
Above content be in conjunction with optimal technical scheme to further describing that the present invention does, can not assert that the concrete enforcement of invention only limits to these explanations.Concerning the general technical staff of the technical field of the invention, under the prerequisite that does not break away from design of the present invention, can also make simple deduction and replacement, all should be considered as protection scope of the present invention.
Claims (4)
1. a hybrid power system that is used for dynamic compaction machinery is characterized in that described a kind of hybrid power system for dynamic compaction machinery comprises: hydraulic oil container (2), power source (4), hydraulic oil pump group (3), switching valve piece (20), hydraulic system (5);
Described power source (4) further comprises two cover power set: motor (19), motor (13), and it is above-mentioned that both are respectively hydraulic oil pump group (3) power are provided; One cover power set are installed in dynamic compaction machinery turntable (1) and go up with the dynamic compaction machinery transportation, and another set of power set are installed on the power buggy (6), short distance walking under the manpower effect, and the mode of specifically laying is decided according to user's request;
Described hydraulic oil pump group (3) further comprises: the first hydraulic oil pump group of being made up of first plunger displacement pump (11), first gear pump (12), the second hydraulic oil pump group of being made up of second plunger displacement pump (17), second gear pump (18); Provide the first hydraulic oil pump group of power and the second hydraulic oil pump group that motor (13) provides power to be arranged in parallel in motor (19); Hydraulic oil pump group (3) is to hydraulic system (5) fuel feeding of dynamic compaction machinery, and both connection parts are provided with switching valve piece (20).
2. a kind of hybrid power system for dynamic compaction machinery according to claim 1, it is characterized in that, be provided with first one way valve (23) in the described switching valve piece (20), second one way valve (24), the 3rd one way valve (21), the 4th one way valve (22), and be connected with first gear pump (12), first plunger displacement pump (11), second plunger displacement pump (17), second gear pump (18) flange respectively.
3. a kind of hybrid power system for dynamic compaction machinery according to claim 1, it is characterized in that, the described first hydraulic oil pump group and the second hydraulic oil pump group share a hydraulic oil container (2), and air filter (15), thermometer (16), butterfly valve (14) are installed on it; Two sides of hydraulic oil container (2) all arrange oil inlet and outlet, and first butterfly valve (41), the residing side A of second butterfly valve (42) and the 3rd butterfly valve (43), the residing side B of the 4th butterfly valve (43) are adjacent.
4. a kind of hybrid power system for dynamic compaction machinery according to claim 1 is characterized in that, described motor (19), motor (13), hydraulic oil pump group (3) three's rated power is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100904980A CN103184732A (en) | 2013-03-21 | 2013-03-21 | Double-power system for dynamic compactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100904980A CN103184732A (en) | 2013-03-21 | 2013-03-21 | Double-power system for dynamic compactor |
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| CN103184732A true CN103184732A (en) | 2013-07-03 |
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| CN2013100904980A Pending CN103184732A (en) | 2013-03-21 | 2013-03-21 | Double-power system for dynamic compactor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006037A (en) * | 2014-06-06 | 2014-08-27 | 山东中川液压有限公司 | Three-pump type hydraulic excavator oil supply device |
| CN108916136A (en) * | 2018-08-06 | 2018-11-30 | 泉州鑫豪工程机械科技有限公司 | A kind of mini-excavator hydraulic system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0262392A (en) * | 1988-08-26 | 1990-03-02 | Mitsubishi Electric Corp | Hydraulic oil power unit for hydraulic elevator |
| CN101078224A (en) * | 2007-02-12 | 2007-11-28 | 张晓英 | Hybrid power plant for engineering machinery |
| KR20100018973A (en) * | 2008-08-08 | 2010-02-18 | 백승훈 | Dynamic compaction system with compaction plate |
| CN201661236U (en) * | 2009-11-02 | 2010-12-01 | 上海金泰工程机械有限公司 | Hydraulic system of double dynamical rotary digging drilling machine |
-
2013
- 2013-03-21 CN CN2013100904980A patent/CN103184732A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0262392A (en) * | 1988-08-26 | 1990-03-02 | Mitsubishi Electric Corp | Hydraulic oil power unit for hydraulic elevator |
| CN101078224A (en) * | 2007-02-12 | 2007-11-28 | 张晓英 | Hybrid power plant for engineering machinery |
| KR20100018973A (en) * | 2008-08-08 | 2010-02-18 | 백승훈 | Dynamic compaction system with compaction plate |
| CN201661236U (en) * | 2009-11-02 | 2010-12-01 | 上海金泰工程机械有限公司 | Hydraulic system of double dynamical rotary digging drilling machine |
Non-Patent Citations (1)
| Title |
|---|
| 蒋一军，叶小蓉: "SD系列多功能旋挖钻机双动力系统", 《工程机械》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006037A (en) * | 2014-06-06 | 2014-08-27 | 山东中川液压有限公司 | Three-pump type hydraulic excavator oil supply device |
| CN108916136A (en) * | 2018-08-06 | 2018-11-30 | 泉州鑫豪工程机械科技有限公司 | A kind of mini-excavator hydraulic system |
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Application publication date: 20130703 |