CN200955419Y - Automatic convertor of multi-cylinder diesel engine fuel-oil supplying system - Google Patents
Automatic convertor of multi-cylinder diesel engine fuel-oil supplying system Download PDFInfo
- Publication number
- CN200955419Y CN200955419Y CN 200620088581 CN200620088581U CN200955419Y CN 200955419 Y CN200955419 Y CN 200955419Y CN 200620088581 CN200620088581 CN 200620088581 CN 200620088581 U CN200620088581 U CN 200620088581U CN 200955419 Y CN200955419 Y CN 200955419Y
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- China
- Prior art keywords
- diesel
- oil
- diesel oil
- diesel engine
- passage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an automatic transfer for the fuel supply system of the multi-cylinder diesel engine, which solves the protection problem of the diesel engine caused by oil absence. The structure of the utility model is like that: a piston hole which is communicated with the main diesel oil path and vertical to the axes is arranged at the diesel oil path which is arranged in the transfer base that is between a diesel oil filter and a connector of the diesel oil output pipe, a piston is arranged in the piston hole with oil path, a pre-press spring which is sleeved at the piston is arranged at the top of the piston, a diesel hole which is communicated with the diesel oil pipe is arranged at the inner end of the piston hole. If the flux of the diesel oil is small or no diesel oil is available, under the press operation of the pre-press spring, the piston makes the main diesel oil path stop, and makes the fuel turn off, then so as to stop the car to make the diesel engine operate safely. The utility model is special suitable for the multi-cylinder diesel engine.
Description
Technical field
The utility model relates to a kind of diesel engine protective gear, especially to the oil lubricating system protective multi-cylinder diesel engine fuel oil supply system automatic switch of diesel engine.
Background technique
Whether reliable the life-span influence to diesel engine of oil lubricating system works be very big; the oil lubricating system go wrong as inorganic oil, oil pump stop up, engine oil pressure is not enough; cause the locking of diesel engine rotatable parts even main running gear is scrapped through regular meeting, the repair and replacement expense is bigger.
The model utility content
In order to overcome the deficiency of the problems referred to above, the utility model provides a kind of multi-cylinder diesel engine fuel oil supply system automatic switch by the work of engine oil pressure control diesel engine fuel oil supply system, prevents because of the undesired damage that causes running gear of oil lubricating system works.
The technical solution of the utility model is, multi-cylinder diesel engine fuel oil supply system automatic switch, it is characterized in that, on the diesel oil passage in the transducer pedestal between diesel fuel filter and diesel oil flowline connection to subsea, be provided with and communicate with main diesel oil passage and the big plunger hole of axis normal, be provided with the big plunger that had oily passage in the big plunger hole, the upper end of big plunger is provided with and is nested with at huge pillar loaded spring beyond the Great Wall, and the inner of big plunger hole is provided with the oil hole that is connected with the machine oil pipeline.
Like this, after the diesel engine start, during as oil flow rate hour or inorganic oil, big plunger makes and closes main diesel oil passage under the effect of loaded spring pressure, and fuel oil is opened circuit, and reaches the parking purpose, makes the diesel engine safe handling.
The further technological scheme of the utility model is, on the transducer pedestal, be provided with the pillar consent with big plunger hole parallel axes, be provided with the small plunger that had oily passage in the pillar consent, the auxiliary diesel passage is communicated with diesel fuel filter and diesel oil flowline connection to subsea with the pillar consent respectively to logical and two ends.
Like this, after the diesel engine start, during as oil flow rate hour or inorganic oil, big plunger makes and closes main diesel oil passage under the effect of loaded spring pressure, opens the auxiliary diesel passage this moment, diesel engine is worked on a period of time, remind annotate machine oil or step up to keep in repair of user to maintenace point.
The further technological scheme of the utility model can also be, is provided with magnetizing assembly on the diesel oil in-line, can magnetize diesel oil, and the part ferromagnetism granule in the absorption diesel oil.
The beneficial effects of the utility model are, the diesel oil supply system and the engine oil supply system of diesel engine played dual protective action, make diesel engine safe handling more.
Description of drawings
Fig. 1 is a main sectional view of the present utility model;
Fig. 2 is plan view of the present utility model (partial cutaway);
Fig. 3 is the B-B sectional view of Fig. 2.
Among the figure, the 1. second diesel oil filtering assembly, 2. pedestal, 3. hollow bolt, 4. machine oil inlet connector, 5. copper packing, 6. hollow bolt 7. is copper packings, 8. diesel oil vent hole joint, 9. sealing gasket, 10 main diesel oil oil ducts, 11. springs, 13. the adjustment bolt, 14. seal rings, 15. tightening nuts, 19. oil hole, 20. springs, 21. steel balls, 22. magnet, 23. diesel oil oil is stifled, 25. diesel oil inlet connectors, 26. hollow bolt, 27. diesel oil oil returning pipe joints, 28. hollow bolts, 29. copper packing, 30. copper packings, 31. machine oil inlet connectors, 32. hollow bolt, 33. copper packings, 34. diesel oil flowline connection to subsea, 41. big plunger, 42. small plungers, 43. first diesel fuel filter assemblies.
Embodiment
As Fig. 1, Fig. 2, shown in Figure 3.
Pedestal 2 is fixed on the diesel engine by fastening piece.The periphery of pedestal 2 is provided with: the left end of pedestal 2 connects diesel oil inlet connector 25, diesel oil oil returning pipe joint 27 respectively.Diesel oil inlet connector 25 is transferred to the fuel oil in the fuel tank and is used for the first diesel fuel filter assembly 43 and provides fuel oil by transducer to combustion system; The unnecessary fuel flow returns that diesel oil oil returning pipe joint 33 will provide from diesel oil inlet connector 25 is to fuel tank.The right-hand member of pedestal 2 connects diesel oil flowline connection to subsea 34, machine oil inlet connector 31, diesel oil vent hole joint 8.Diesel oil flowline connection to subsea 34 connects injection system, and machine oil inlet connector 31 is used to control this transducer, and diesel oil vent hole joint 8 is discharged the air in the oil circuit.Side at pedestal 2 is provided with the first diesel fuel filter assembly 43, the second diesel fuel filter assembly 1 by sealing gasket 9, is used for diesel oil is filtered.
Diesel oil inlet connector 25 is connected on the diesel oil pipeline of pedestal 2 by hollow bolt 26, copper packing 29, is provided with magnet 22 in the inner of diesel oil inlet connector 25, be used for diesel oil is magnetized, and the part ferromagnetism granule in the absorption diesel oil.Diesel oil inlet connector 25 is communicated with the first diesel fuel filter assembly, 43, the first diesel fuel filter assemblies 43 and is communicated with main diesel oil oil duct 10.Diesel oil oil returning pipe joint 27 is connected by hollow bolt 28, copper packing 33, spring 20, steel ball 21 on the diesel oil return line of pedestal 2, and the diesel oil return line is communicated with the first diesel fuel filter assembly 43.In diesel oil inlet connector 25, diesel oil oil returning pipe joint 27, identical with the prior art structure except that magnet 22.
Main diesel oil oil duct 10 is communicated with the first diesel fuel filter assembly 43 and the second diesel fuel filter assembly 1.
On the diesel oil passage in the transducer pedestal 2 between second diesel fuel filter 1 and diesel oil flowline connection to subsea 34, be provided with and communicate with main diesel oil passage and the big plunger hole of axis normal, be provided with in the big plunger hole and have the big plunger 41 that annular is crossed oily passage, the upper end of big plunger 41 is provided with and is nested with at huge pillar loaded spring 11 beyond the Great Wall, adjust the pretightening force that nut 13 is used to adjust spring 11, the pretightening force of this spring 11 is relevant with engine oil pressure.Tightening nut 15 is used for locking and adjusts nut 13.The inner of big plunger hole is provided with the oil hole 19 that is connected with the machine oil pipeline.Oil hole 19 is communicated with the machine oil in-line of being made up of machine oil inlet connector 31, copper packing 30, hollow bolt 32.At engine oil pressure just often, be provided with in the big plunger hole and have annular and cross oily passage and align with main diesel oil passage, the conducting of main diesel oil passage provides normal fuel oil, flows to injection system through diesel oil flowline connection to subsea 34.Otherwise, when engine oil pressure is undesired, is provided with in the big plunger hole and has that annular is crossed oily passage and main diesel oil passage staggers, the not conducting of main diesel oil passage can't provide fuel oil by main diesel oil passage.
Be provided with the pillar consent with big plunger hole parallel axes on transducer pedestal 2, be provided with the small plunger 42 that had oily passage in the pillar consent, the auxiliary diesel passage is communicated with second diesel fuel filter 1 and diesel oil flowline connection to subsea 34 with the pillar consent respectively to logical and two ends.Small plunger 42 can be by manual execution.During as oil flow rate hour or inorganic oil, big plunger makes and closes main diesel oil passage under the effect of loaded spring pressure, and open the auxiliary diesel passage this moment, and diesel engine is worked on a period of time, reminds annotate machine oil or step up to keep in repair to maintenace point of user.
The oil circuit gas exhaust piping of being made up of hollow bolt 6, copper packing 7, diesel oil vent hole joint 8 is connected with main diesel oil passage.
Claims (3)
1, multi-cylinder diesel engine fuel oil supply system automatic switch, it is characterized in that, on the diesel oil passage in the transducer pedestal between diesel fuel filter and diesel oil flowline connection to subsea, be provided with and communicate with main diesel oil passage and the big plunger hole of axis normal, be provided with the big plunger that had oily passage in the big plunger hole, the upper end of big plunger is provided with and is nested with at huge pillar loaded spring beyond the Great Wall, and the inner of big plunger hole is provided with the oil hole that is connected with the machine oil pipeline.
2, multi-cylinder diesel engine fuel oil supply system automatic switch according to claim 1, it is characterized in that, on the transducer pedestal, be provided with the pillar consent with big plunger hole parallel axes, be provided with the small plunger that had oily passage in the pillar consent, the auxiliary diesel passage is communicated with diesel fuel filter and diesel oil flowline connection to subsea with the pillar consent respectively to logical and two ends.
3, multi-cylinder diesel engine fuel oil supply system automatic switch according to claim 1 and 2 is characterized in that, is provided with magnetizing assembly on the diesel oil in-line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088581 CN200955419Y (en) | 2006-09-04 | 2006-09-04 | Automatic convertor of multi-cylinder diesel engine fuel-oil supplying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088581 CN200955419Y (en) | 2006-09-04 | 2006-09-04 | Automatic convertor of multi-cylinder diesel engine fuel-oil supplying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200955419Y true CN200955419Y (en) | 2007-10-03 |
Family
ID=38774004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620088581 Expired - Fee Related CN200955419Y (en) | 2006-09-04 | 2006-09-04 | Automatic convertor of multi-cylinder diesel engine fuel-oil supplying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200955419Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508098A (en) * | 2016-01-11 | 2016-04-20 | 浙江环球滤清器有限公司 | Pressure regulating device of fuel filter assembly |
| CN105526034A (en) * | 2016-01-11 | 2016-04-27 | 浙江环球滤清器有限公司 | Pressure regulating type fuel oil filter assembly |
| CN106401695A (en) * | 2016-12-08 | 2017-02-15 | 广西玉柴机器股份有限公司 | Filter base of diesel engine |
-
2006
- 2006-09-04 CN CN 200620088581 patent/CN200955419Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508098A (en) * | 2016-01-11 | 2016-04-20 | 浙江环球滤清器有限公司 | Pressure regulating device of fuel filter assembly |
| CN105526034A (en) * | 2016-01-11 | 2016-04-27 | 浙江环球滤清器有限公司 | Pressure regulating type fuel oil filter assembly |
| CN106401695A (en) * | 2016-12-08 | 2017-02-15 | 广西玉柴机器股份有限公司 | Filter base of diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |