CN203257772U - Hydraulic bulldozer power generation device - Google Patents
Hydraulic bulldozer power generation device Download PDFInfo
- Publication number
- CN203257772U CN203257772U CN 201320296663 CN201320296663U CN203257772U CN 203257772 U CN203257772 U CN 203257772U CN 201320296663 CN201320296663 CN 201320296663 CN 201320296663 U CN201320296663 U CN 201320296663U CN 203257772 U CN203257772 U CN 203257772U
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- valve
- oil
- hydraulic motor
- flow control
- way valve
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Abstract
Provided is a hydraulic bulldozer power generation device. The hydraulic bulldozer power generation device comprises two hydraulic motor drive circuits. One of the hydraulic motor drive circuits comprises a one-way valve I, a flow control valve, a reversing valve, a one-way valve II, a hydraulic motor and an oil tank, wherein an oil inlet of the one-way valve I is connected with an oil outlet of a hydraulic pump, an oil outlet of the one-way valve I is connected with an oil inlet of the flow control valve, an oil outlet of the flow control valve is connected with an oil inlet of the reversing valve, one oil outlet of the reversing valve is connected with an inlet of the hydraulic motor to form an oil inlet pipeline, the other oil outlet of the reversing valve is connected with an outlet of the hydraulic motor to form an oil outlet pipeline, the one-way valve II is connected between the oil inlet pipeline and the oil outlet pipeline in parallel, and the hydraulic motor is connected with an electric generator. One end of the other hydraulic motor drive circuit is communicated with the oil outlet of the hydraulic pump, and the other end of the hydraulic motor drive circuit is communicated with the oil tank through the reversing valve. The hydraulic bulldozer power generation device can meet the high-power electric power requirement, and solve the problem that the installation space is limited.
Description
Technical field
The utility model relates to a kind of bulldozer electricity generating device, relates in particular to a kind of hydraulic bulldozer electricity generating device.
Background technique
The bulldozer work under bad environment, periphery may lack electric power system, and operation process often needs to provide electric power for illuminating system or motor, if blackout certainly will delay job scheduling.Existing bulldozer comes to provide electric power to the bulldozer electrical system by engine driven generators, but this generator often power is less, be difficult to satisfy more high-power demand.Providing high-power power by bulldozer often is not the bulldozer standard configuration, and because of the installing space restriction, the scheme that directly drives high-power generator by bulldozer is difficult to realize.
The model utility content
A difficult problem that exists for solving above-mentioned prior art, the purpose of this utility model is to provide a kind of hydraulic bulldozer electricity generating device, and this hydraulic bulldozer electricity generating device both can satisfy high-power demand, can solve again the problem of installing space restriction.
The technological scheme that adopts for the utility model that achieves the above object is: a kind of hydraulic bulldozer electricity generating device, comprise generator, described hydraulic bulldozer electricity generating device also comprises two fluid motor-driven loops, wherein a fluid motor-driven loop comprises the one-way valve I, flow control valve, selector valve, the one-way valve II, oil hydraulic motor and fuel tank, selector valve is provided with a filler opening and two oil outlets, the filler opening of one-way valve I links to each other with the oil hydraulic pump oil outlet, the oil outlet of one-way valve I links to each other with the filler opening of flow control valve, the oil outlet of flow control valve links to each other with the filler opening of selector valve, selector valve is provided with two oil outlets, wherein selector valve oil outlet is connected with the entrance of oil hydraulic motor, form inflow pipeline, another oil outlet of selector valve is connected with the outlet of oil hydraulic motor, form oil-piping, also be connected with the one-way valve II between inflow pipeline and the flowline simultaneously, one-way valve II and oil hydraulic motor are connected in parallel, the filler opening of one-way valve II is connected with flowline, the oil outlet of one-way valve II is connected with inflow pipeline, and oil hydraulic motor links to each other with generator simultaneously; One end in an other fluid motor-driven loop is communicated with the oil outlet of oil hydraulic pump, and the other end in this loop is communicated with fuel tank by selector valve.Described flow control valve can be series flow control valve, is connected in series by Fixed differential reducing valve and throttle valve 3 to form.Described flow control valve can be overflow throttle valve, and being connected in parallel by relief valve and throttle valve forms.All connecting with pipeline between each parts of described fluid motor-driven loop.
The effect of one-way valve is to prevent the oil hydraulic motor all standing in the fluid motor-driven loop, and oil hydraulic motor is played a protective role.The effect of flow control valve is to stablize throttle valve front and back pressure reduction in the fluid motor-driven loop, stablizes the flow of throttle valve, and it is stable that hydraulic motor rotary speed keeps, thereby guarantee that generator can stable operation.
The output of job site high-power power is satisfied in, the electric power deficient construction inconvenience that causes abominable because of the bulldozer operation environment that the utility model solves, and has simple in structurely, solves the problem of installing space restriction, is easy to the advantages such as realization.
Description of drawings
Fig. 1 hydraulic bulldozer electricity generating device flow control valve is the series flow control valve structural representation;
Fig. 2 hydraulic bulldozer electricity generating device flow control valve is the overflow throttle valve structural representation.
Each label is 1 one-way valve I, 2 Fixed differential reducing valves, 3 throttle valve, 4 selector valves, 5 one-way valve II, 6 oil hydraulic motors, 7 fuel tanks, 8 generators, 9 flow control valves, 10 relief valves among the figure.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, increase by two fluid motor-driven loops in the hydraulic bulldozer hydraulic system, wherein a fluid motor-driven loop comprises one-way valve I 1, flow control valve 9, selector valve 4, one-way valve II 5, oil hydraulic motor 6 and fuel tank 7, selector valve 4 is provided with a filler opening and two oil outlets, the filler opening of one-way valve I 1 links to each other with the oil hydraulic pump oil outlet, the oil outlet of one-way valve I 1 links to each other with the filler opening of flow control valve 9, the oil outlet of flow control valve 9 links to each other with the filler opening of selector valve 4, selector valve 4 is provided with two oil outlets, wherein selector valve 4 oil outlet is connected with the entrance of oil hydraulic motor 6, form inflow pipeline, another oil outlet of selector valve 4 is connected with the outlet of oil hydraulic motor 6, form oil-piping, also be connected with one-way valve II 5 between inflow pipeline and the flowline simultaneously, one-way valve II 5 is connected in parallel with oil hydraulic motor 6, the filler opening of one-way valve II 5 is connected with flowline, the oil outlet of one-way valve II 5 is connected with inflow pipeline, and oil hydraulic motor 6 links to each other with generator 8 simultaneously; One end in an other fluid motor-driven loop is communicated with the oil outlet of oil hydraulic pump, and the other end in this loop is communicated with fuel tank 7 by selector valve 4.The hydraulic oil that comes from oil hydraulic pump passes through one-way valve I 1, flow control valve 9, throttle valve 3, selector valve 4, one-way valve 5 and oil hydraulic motor 6 successively, and oil hydraulic motor 6 drives generator 8 work, and hydraulic oil is got back to fuel tank 7.Selector valve 4 is in left position as shown in Figure 1, the hydraulic oil that comes from oil hydraulic pump enters into oil hydraulic motor 6 right side pipelines through one-way valve I 1, throttle valve 3, flow control valve 9, selector valve 4 and one-way valve II 5, drive oil hydraulic motor 6 rotations, oil hydraulic motor 6 drives generator 8 work, and the hydraulic oil that enters into oil hydraulic motor 6 left side pipelines is got back to fuel tank 7 by selector valve 4; Selector valve 4 is in right position, and the oil that comes from oil hydraulic pump is directly got back to fuel tank 7 through selector valve 4.
The effect of one-way valve 1 is to prevent oil hydraulic motor 6 all standings when selector valve 4 is changed to right position by left position in the fluid motor-driven loop, and oil hydraulic motor 6 is played a protective role.Flow control valve 9 is series flow control valve as shown in Figure 1, is connected in series by Fixed differential reducing valve 2 and throttle valve 3 to form.Flow control valve 9 is overflow throttle valve as shown in Figure 2, and being connected in parallel by relief valve 10 and throttle valve 3 forms.The effect of flow control valve 2 is to stablize throttle valve 3 front and back pressure reduction in the fluid motor-driven loop, stablizes the flow of throttle valve 3, guarantees oil hydraulic motor 6 stabilizations of speed, thereby guarantees generator 8 stable operations.
According to concrete needs the hydraulic bulldozer electricity generating device is installed in the larger place in hydraulic bulldozer rear or other spaces.
Claims (3)
1. hydraulic bulldozer electricity generating device, comprise generator (8), it is characterized in that: described hydraulic bulldozer electricity generating device also comprises two fluid motor-driven loops, wherein a fluid motor-driven loop comprises one-way valve I (1), flow control valve (9), selector valve (4), one-way valve II (5), oil hydraulic motor (6) and fuel tank (7), selector valve (4) is provided with a filler opening and two oil outlets, the filler opening of one-way valve I (1) links to each other with the oil hydraulic pump oil outlet, the oil outlet of one-way valve I (1) links to each other with the filler opening of flow control valve (9), the oil outlet of flow control valve (9) links to each other with the filler opening of selector valve (4), selector valve (4) is provided with two oil outlets, wherein an oil outlet of selector valve (4) is connected with the entrance of oil hydraulic motor (6), form inflow pipeline, another oil outlet of selector valve (4) is connected with the outlet of oil hydraulic motor (6), form oil-piping, also be connected with one-way valve II (5) between inflow pipeline and the flowline simultaneously, one-way valve II (5) is connected in parallel with oil hydraulic motor (6), the filler opening of one-way valve II (5) is connected with flowline, the oil outlet of one-way valve II (5) is connected with inflow pipeline, and oil hydraulic motor (6) links to each other with generator (8) simultaneously; One end in an other fluid motor-driven loop is communicated with the oil outlet of oil hydraulic pump, and the other end in this loop is communicated with fuel tank (7) by selector valve (4).
2. hydraulic bulldozer electricity generating device according to claim 1, it is characterized in that: described flow control valve (9) is series flow control valve, is connected in series by Fixed differential reducing valve (2) and throttle valve (3) to form.
3. hydraulic bulldozer electricity generating device according to claim 1, it is characterized in that: described flow control valve (9) is overflow throttle valve, being connected in parallel by relief valve (10) and throttle valve (3) forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320296663 CN203257772U (en) | 2013-05-27 | 2013-05-27 | Hydraulic bulldozer power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320296663 CN203257772U (en) | 2013-05-27 | 2013-05-27 | Hydraulic bulldozer power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203257772U true CN203257772U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320296663 Expired - Fee Related CN203257772U (en) | 2013-05-27 | 2013-05-27 | Hydraulic bulldozer power generation device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203257772U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358723A (en) * | 2014-11-07 | 2015-02-18 | 芜湖新兴铸管有限责任公司 | Hydraulic transmission system for centrifugal smearing machine |
| CN106838192A (en) * | 2017-02-28 | 2017-06-13 | 扬州大学 | Screw pump motor speed varying bending moment system |
| CN113818993A (en) * | 2021-09-26 | 2021-12-21 | 山推工程机械股份有限公司 | Bulldozer power generation device and control method thereof |
-
2013
- 2013-05-27 CN CN 201320296663 patent/CN203257772U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358723A (en) * | 2014-11-07 | 2015-02-18 | 芜湖新兴铸管有限责任公司 | Hydraulic transmission system for centrifugal smearing machine |
| CN106838192A (en) * | 2017-02-28 | 2017-06-13 | 扬州大学 | Screw pump motor speed varying bending moment system |
| CN106838192B (en) * | 2017-02-28 | 2019-02-15 | 扬州大学 | Screw pump-motor speed varying bending moment system |
| CN113818993A (en) * | 2021-09-26 | 2021-12-21 | 山推工程机械股份有限公司 | Bulldozer power generation device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 |