CN201100282Y - Micro-hydraulic dynamic unit for adjustable self-unload sealing device - Google Patents
Micro-hydraulic dynamic unit for adjustable self-unload sealing device Download PDFInfo
- Publication number
- CN201100282Y CN201100282Y CNU2007201781437U CN200720178143U CN201100282Y CN 201100282 Y CN201100282 Y CN 201100282Y CN U2007201781437 U CNU2007201781437 U CN U2007201781437U CN 200720178143 U CN200720178143 U CN 200720178143U CN 201100282 Y CN201100282 Y CN 201100282Y
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Abstract
The utility model relates to a hydraulic actuating unit, in particular to a micro hydraulic actuating unit for an adjustable self-unloading car closed device, which comprises a three-position four-way electromagnetic change-over valve, a one-way valve, a speed-regulating valve, a pressure regulating valve, an oil pump, a direct current motor, a filter gauze and an oil tank, wherein the one-way valve is serially connected with a P port of the three-position four-way electromagnetic change-over valve, a F node is arranged below the P port, a branch oil way is serially connected with the pressure regulating valve and is communicated with the oil tank, the oil pump and the filter gauze are serially connected on a master oil way and are serially connected through the oil way to the oil tank, the right end of the oil pump is provided with the direct current motor, and a T port of a three-position four-way magnetic valve is serially connected with the speed-regulating valve which is directly communicated with the oil tank through the oil way. The hydraulic actuating unit has good pressure maintaining performance, an oil tank refill opening is highly arranged and the oil is not easy to leak, and the open-closed speed of a sealing cover can be freely controlled.
Description
Technical field
The utility model relates to a kind of hydraulic power unit, particularly a kind of adjustable type dumping car obturator micro hydraulic power unit.
Background technique
Hydraulic power unit is mainly used in the engineering goods at present, utilizes hydraulic pressure to provide power for machinery.For example proposed a kind of link rod hydraulic control device in the utility model patent 01236785.0 of bulletin on February 20th, 2002, its deficiency is that the hydraulic power unit volume is big, pressure maintaining performance is poor, tank filler hangs down easy oil spilling, is difficult to the airtight cover opening and closing speed is freely controlled.
The model utility content
Technical problem to be solved in the utility model provides a kind of adjustable type dumping car obturator micro hydraulic power unit, and volume is little, and pressure maintaining performance is good, and the airtight cover opening and closing speed is freely controlled.
For solving the problems of the technologies described above, the utility model is realized as follows: adjustable type dumping car obturator described in the utility model is made up of 3-position 4-way solenoid directional control valve, one-way valve, series flow control valve, pressure regulator valve, oil pump, direct current generator, filter screen and fuel tank with the micro hydraulic power unit; One-way valve is connected in series to 3-position 4-way solenoid directional control valve P mouth, and it has the F node, and oil circuit series voltage-regulating valve and fuel tank UNICOM are in series with oil pump, filter screen, and are connected serially to fuel tank via oil circuit on the working connection; The oil pump right-hand member is provided with direct current generator; Three position four-way electromagnetic valve T mouth is in series with series flow control valve, and series flow control valve is via oil circuit and the direct UNICOM of fuel tank.
Described three position four-way electromagnetic valve is an O type function
Described direct current generator provides power by automobile-used storage battery.
Described tank filler is increased the 50-60 millimeter.
Good effect of the present utility model: adjustable type dumping car obturator described in the utility model is applied to the dumping car obturator with the micro hydraulic power unit and adds convering system control.Adopt O type function 3-position 4-way solenoid directional control valve to realize the opening and closing action, and have pressure holding function.Adopt series flow control valve to realize the constant speed adjustment of opening and closing speed.Adopt automobile-used storage battery as power supply,, mechanical energy is converted to the hydraulic pressure energy with direct current generator actuation gear oil pump.Product adopts horizontal mounting structure, and tank filler is increased the 50-60 millimeter, in case body of tipper carriage inclination fluid flows out, working service is convenient
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the utility model theory structure schematic representation
Among the figure, 1 3-position 4-way solenoid directional control valve, 2 series flow control valves, 3 direct current generators
4 fuel tanks, 5 filter screens, 6 oil pumps
7 pressure regulator valves, 8 one-way valves
Embodiment
As shown in Figure 1, adjustable type dumping car obturator described in the utility model is made up of 3-position 4-way solenoid directional control valve (1), one-way valve (8), series flow control valve (6), pressure regulator valve (7), oil pump (6), direct current generator (3), filter screen (5) and fuel tank (4) with the micro hydraulic power unit; One-way valve (8) is connected in series to 3-position 4-way solenoid directional control valve (2) P mouth, and it has the F node, and an oil circuit series voltage-regulating valve (7) and fuel tank (4) UNICOM are in series with oil pump (6), filter screen (5), and are connected serially to fuel tank (4) via oil circuit on the working connection; Oil (6) pump right-hand member is provided with direct current generator (3); Three position four-way electromagnetic valve (1) T mouth is in series with series flow control valve (6), and series flow control valve (6) is via oil circuit and the direct UNICOM of fuel tank.
Described three position four-way electromagnetic valve (2) is an O type function
Described direct current generator (3) provides power by automobile-used storage battery.
Described fuel tank (4) oil filler is increased the 50-60 millimeter.
Claims (4)
1, a kind of adjustable type dumping car obturator micro hydraulic power unit, it is characterized in that: it is made up of 3-position 4-way solenoid directional control valve (1), one-way valve (8), series flow control valve (6), pressure regulator valve (7), oil pump (6), direct current generator (3), filter screen (5) and fuel tank (4); One-way valve (8) is connected in series to 3-position 4-way solenoid directional control valve (2) P mouth, and it has the F node, and an oil circuit series voltage-regulating valve (7) and fuel tank (4) UNICOM are in series with oil pump (6), filter screen (5), and are connected serially to fuel tank (4) via oil circuit on the working connection; Oil (6) pump right-hand member is provided with direct current generator (3); Three position four-way electromagnetic valve (1) T mouth is in series with series flow control valve (6), and series flow control valve (6) is via oil circuit and the direct UNICOM of fuel tank.
2, adjustable type dumping car obturator micro hydraulic power unit according to claim 1 is characterized in that: described three position four-way electromagnetic valve (2) is an O type function.
3, adjustable type dumping car obturator micro hydraulic power unit according to claim 1, it is characterized in that: described direct current generator (3) provides power by automobile-used storage battery.
4, adjustable type dumping car obturator micro hydraulic power unit according to claim 1, it is characterized in that: described fuel tank (4) oil filler is increased the 50-60 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201781437U CN201100282Y (en) | 2007-10-11 | 2007-10-11 | Micro-hydraulic dynamic unit for adjustable self-unload sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201781437U CN201100282Y (en) | 2007-10-11 | 2007-10-11 | Micro-hydraulic dynamic unit for adjustable self-unload sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201100282Y true CN201100282Y (en) | 2008-08-13 |
Family
ID=39936817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201781437U Expired - Fee Related CN201100282Y (en) | 2007-10-11 | 2007-10-11 | Micro-hydraulic dynamic unit for adjustable self-unload sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201100282Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502655A (en) * | 2010-12-17 | 2014-01-08 | 派克汉尼芬公司 | Hydraulic system with return pressure control |
| CN103861720A (en) * | 2014-03-20 | 2014-06-18 | 湖州市千金宝云机械铸件有限公司 | Vertical pulverizer for grinding ultrafine powder |
-
2007
- 2007-10-11 CN CNU2007201781437U patent/CN201100282Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502655A (en) * | 2010-12-17 | 2014-01-08 | 派克汉尼芬公司 | Hydraulic system with return pressure control |
| CN103502655B (en) * | 2010-12-17 | 2016-01-20 | 派克汉尼芬公司 | There is the hydraulic system that back pressure controls |
| CN103861720A (en) * | 2014-03-20 | 2014-06-18 | 湖州市千金宝云机械铸件有限公司 | Vertical pulverizer for grinding ultrafine powder |
| CN103861720B (en) * | 2014-03-20 | 2015-10-28 | 湖州市千金宝云机械铸件有限公司 | The vertical crusher of grinding superfine powder |
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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: 20080813 Termination date: 20091111 |