CN203067093U - Oil leakage alarm device for high-pressure fuel pipe of marine design engine - Google Patents
Oil leakage alarm device for high-pressure fuel pipe of marine design engine Download PDFInfo
- Publication number
- CN203067093U CN203067093U CN 201320088047 CN201320088047U CN203067093U CN 203067093 U CN203067093 U CN 203067093U CN 201320088047 CN201320088047 CN 201320088047 CN 201320088047 U CN201320088047 U CN 201320088047U CN 203067093 U CN203067093 U CN 203067093U
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- Prior art keywords
- oil
- warning device
- injection line
- diesel engine
- marine diesel
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Abstract
The utility model relates to an oil leakage alarm device for a high-pressure fuel pipe fuel of a marine design engine. The alarm device comprises a protective sleeve assembly, an oil collection block, an oil inlet pipeline, an oil collection device main body and the alarm device, wherein the protective sleeve assembly is arranged between a high-pressure fuel injection pump and a fuel nozzle, and is connected to the oil collection block through an oil leakage pipe joint; one end of the oil collection block is connected with the oil collection device main body through the oil inlet pipeline; and a liquid level switch is arranged in the oil collection device main body, and is connected with the alarm device through a junction box. The alarm device provided by the utility model is reasonable in structure, and can effectively avoid accidents caused by oil leakage of the external high-pressure fuel pipe between the high-pressure fuel injection pump and the fuel nozzle.
Description
Technical field
The utility model relates to a kind of marine diesel engine injection line fuel leakage warning device, belongs to security appliance field.
Background technique
Navigation safety at sea is the eternal theme of boats and ships transport enterprise, also is shipping world, maritime world and administration of ship survey questions of common interest.The boats and ships machinery space prevents the generally attention that is subjected to numerous crewman of fire.The marine transportation boats and ships are splashed to the engine thermal surface and initiation fire owing to the diesel engine high-pressure fuel pipe breaks or leaks, cause the boats and ships property loss and jeopardize personnel's life safety, cause the attention of International Maritime Organization (IMO), therefore all take measures one after another in countries in the world, payes attention to the fire protection requirement to marine diesel engine oil-burning machine fuel pipe.Check in (PSC) in the control of harbour state especially, fireproofing installation to the marine diesel engine fuel pipe has been taked narrow examination, so pay attention to the fire protection requirement of marine diesel engine fuel pipe, it is the very urgent problem that maritime sector, shipping sector and administration of ship survey face jointly.
At present, existing diesel all is that the seamless Steel Tube Special of individual layer is manufactured with injection line, and when oil pipe cracking leakage of oil or oil impregnate, the related work personnel can not in time find, cause that body catches fire, and burn boats and ships, cause serious economic loss and Marine Pollution.
The model utility content
The utility model provides all diesel engine high-pressure fuel pipes of a kind of ship fuel leakage warning device at deficiency.
The technological scheme that the utility model solves the problems of the technologies described above is as follows: a kind of marine diesel engine injection line fuel leakage warning device; comprise the protective casing assembly; the oil-collecting piece; in-line; oil catcher main body and warning device; described protective casing assembly is located between high-pressure injection pump and the fuel nozzle; described protective casing assembly is connected with the oil-collecting piece by the drain mast joint; described oil-collecting piece one end is connected with the oil catcher main body by described in-line; described oil catcher body interior is provided with liquid-level switch, and described liquid-level switch is connected with warning device by terminal box.
Further, described oil catcher main body is fixed on the fixing frame.
Further, described liquid-level switch adopts vibration resistance type liquid level sensor.
Further; described protective casing assembly is made up of injection line, sleeve pipe, drain mast joint, the collar and nut connector; described injection line is embedded in inside pipe casing and forms certain clearance with injection line; described cover ring-side wall is provided with through hole; described drain mast joint is fixed to the cover ring-side wall and tube chamber is communicated with through hole; have the draining hole on the tubular sidewall of described nut connector, sidewall and through hole that the described collar is sleeved on nut connector keep being communicated with the draining hole.
Further, described nut connector inner chamber and oil pipe end are equipped with packing ring.
Further, be provided with two O RunddichtringOs between described nut connector and the collar, described two O RunddichtringOs place both sides, draining hole respectively.
Further, the upper end of described nut connector is provided with nut, is provided with seal ring between described nut and the sleeve pipe.
Further, the upper end of the described collar is provided with circlip in the nut lateral wall annular recess.
Further, described drain mast joint adopts hexagon hollow cylinder overall structure.
The beneficial effects of the utility model are: the utility model is rational in infrastructure, and the accident that can effectively avoid causing because of the external high pressure fuel delivery line leakage of oil between high-pressure injection pump and the fuel nozzle takes place.Described drain mast joint adopts hexagonal cylinder overall structure, need not welding, firmly, ne-leakage, easy installation and reliable.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the expansion sectional view of the utility model injection line protective casing assembly.
Wherein among Fig. 1 to Fig. 2,1, high-pressure injection pump; 2, fuel nozzle; 3, protective casing assembly; 3-1, injection line; 3-2, sleeve pipe; 3-3, drain mast joint; 3-4, the collar; 3-5, nut connector; 4, oil-collecting piece; 5, in-line; 6, oil catcher main body; 7, warning device; 8, liquid-level switch; 9, terminal box; 10, fixed base; 11, through hole; 12, draining hole; 13, O RunddichtringO; 14 nuts; 15, seal ring; 16, circlip; 17, packing ring.
Embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used for explaining the utility model, is not for limiting scope of the present utility model.
A kind of marine diesel engine injection line fuel leakage warning device; comprise protective casing assembly 3, oil-collecting piece 4, in-line 5, oil catcher main body 6 and warning device 7; described protective casing assembly 3 is located between high-pressure injection pump 1 and the fuel nozzle 2; described protective casing assembly 3 is connected with oil-collecting piece 4 by drain mast joint 3-3; described oil-collecting piece 4 one ends are connected with oil catcher main body 6 by described in-line 5; described oil catcher main body 6 inside are provided with liquid-level switch 8, and described liquid-level switch 8 is connected with warning device 7 by terminal box 9.
Described oil catcher main body 6 is fixed on the fixing frame 10.
Described liquid-level switch 8 adopts vibration resistance type liquid level sensor.
Described protective casing assembly 3 is made up of injection line 3-1, sleeve pipe 3-2, drain mast joint 3-3, collar 3-4 and nut connector 3-5; described injection line 3-1 is embedded in sleeve pipe 3-2 inside and forms certain clearance with injection line 3-1; described collar 3-4 sidewall is provided with through hole 11; described drain mast joint 3-3 is fixed to collar 3-4 sidewall and tube chamber is communicated with through hole 11; have draining hole 12 on the tubular sidewall of described nut connector 3-5, sidewall and through hole 11 that described collar 3-4 is sleeved on nut connector 3-5 keep being communicated with draining hole 12.
Described nut connector 3-5 inner chamber and injection line 3-1 end are equipped with packing ring 17.
Be provided with two O RunddichtringOs 13 between described nut connector 3-5 and the collar 3-4, described two O RunddichtringOs 13 place 12 both sides, draining hole respectively.
The upper end of described nut connector 3-5 is provided with nut 14, is provided with seal ring 15 between described nut 14 and the sleeve pipe 3-2.
The upper end of described collar 3-4 is provided with circlip 16 in nut 14 lateral wall annular recess.
Described drain mast joint 3-3 adopts hexagon hollow cylinder overall structure.
The concrete using process of the utility model is as follows: when injection line 1 breaks, the gap of great amount of fuel oil between injection line 3-1 and sleeve pipe 3-2, gather inflow oil catcher main body 6 through oil-collecting piece 4, cause that thereby liquid level, pressure etc. change triggering liquid-level switch 8, liquid-level switch 8 reaches warning device 7 with signal and reports to the police.
The mounting point of described oil catcher main body 6 and warning device 7 should be arranged that the position of oil catcher main body 6 should be able to prevent the false alarm because of vibration factor influence generation according to actual configuration, oil-fired system and the vibration factor of diesel engine.
For guaranteeing to leak the flowability of fuel oil and the reliability of liquid-level switch 8 actions, should clean described oil-collecting piece 4, oil catcher main body 6 and liquid-level switch 8 in each back of reporting to the police.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. marine diesel engine injection line fuel leakage warning device; comprise protective casing assembly, oil-collecting piece, in-line, oil catcher main body and warning device; it is characterized in that; described protective casing assembly is located between high-pressure injection pump and the fuel nozzle; described protective casing assembly is connected with the oil-collecting piece by the drain mast joint; described oil-collecting piece one end is connected with the oil catcher main body by described in-line; described oil catcher body interior is provided with liquid-level switch, and described liquid-level switch is connected with warning device by terminal box.
2. a kind of marine diesel engine injection line fuel leakage warning device according to claim 1 is characterized in that described oil catcher main body is fixed on the fixing frame.
3. a kind of marine diesel engine injection line fuel leakage warning device according to claim 2 is characterized in that, described liquid-level switch adopts vibration resistance type liquid level sensor.
4. a kind of marine diesel engine injection line fuel leakage warning device according to claim 1; it is characterized in that; described protective casing assembly is by injection line; sleeve pipe; the drain mast joint; the collar and nut connector are formed; described injection line is embedded in inside pipe casing and forms certain clearance with injection line; described cover ring-side wall is provided with through hole; described drain mast joint is fixed to the cover ring-side wall and tube chamber is communicated with through hole; have the draining hole on the tubular sidewall of described nut connector, sidewall and through hole that the described collar is sleeved on nut connector keep being communicated with the draining hole.
5. a kind of marine diesel engine injection line fuel leakage warning device according to claim 4 is characterized in that described nut connector inner chamber and oil pipe end are equipped with packing ring.
6. a kind of marine diesel engine injection line fuel leakage warning device according to claim 5 is characterized in that, be provided with two O RunddichtringOs between described nut connector and the collar, described two O RunddichtringOs place both sides, draining hole respectively.
7. a kind of marine diesel engine injection line fuel leakage warning device according to claim 6 is characterized in that the upper end of described nut connector is provided with nut, is provided with seal ring between described nut and the sleeve pipe.
8. a kind of marine diesel engine injection line fuel leakage warning device according to claim 7 is characterized in that the upper end of the described collar is provided with circlip in the nut lateral wall annular recess.
9. a kind of marine diesel engine injection line fuel leakage warning device according to claim 4 is characterized in that, described drain mast joint adopts hexagon hollow cylinder overall structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088047 CN203067093U (en) | 2013-02-17 | 2013-02-17 | Oil leakage alarm device for high-pressure fuel pipe of marine design engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088047 CN203067093U (en) | 2013-02-17 | 2013-02-17 | Oil leakage alarm device for high-pressure fuel pipe of marine design engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067093U true CN203067093U (en) | 2013-07-17 |
Family
ID=48765899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320088047 Expired - Lifetime CN203067093U (en) | 2013-02-17 | 2013-02-17 | Oil leakage alarm device for high-pressure fuel pipe of marine design engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203067093U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470374A (en) * | 2013-09-29 | 2013-12-25 | 上海中船三井造船柴油机有限公司 | Pressure detecting signal integration input/output device for diesel engine |
| CN103993959A (en) * | 2013-12-06 | 2014-08-20 | 沪东重机有限公司 | Multifunctional joint for diesel engine |
| CN105971728A (en) * | 2015-03-13 | 2016-09-28 | 丰田自动车株式会社 | Leak check device |
| CN107676205A (en) * | 2017-09-30 | 2018-02-09 | 河北华北柴油机有限责任公司 | A kind of engine oil tube leakage protection system |
-
2013
- 2013-02-17 CN CN 201320088047 patent/CN203067093U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470374A (en) * | 2013-09-29 | 2013-12-25 | 上海中船三井造船柴油机有限公司 | Pressure detecting signal integration input/output device for diesel engine |
| CN103470374B (en) * | 2013-09-29 | 2015-10-28 | 上海中船三井造船柴油机有限公司 | The integrated input output unit of a kind of diesel engine pressure detecting signal |
| CN103993959A (en) * | 2013-12-06 | 2014-08-20 | 沪东重机有限公司 | Multifunctional joint for diesel engine |
| CN103993959B (en) * | 2013-12-06 | 2016-03-09 | 沪东重机有限公司 | A kind of use for diesel engine multifunction conjunction |
| CN105971728A (en) * | 2015-03-13 | 2016-09-28 | 丰田自动车株式会社 | Leak check device |
| CN107676205A (en) * | 2017-09-30 | 2018-02-09 | 河北华北柴油机有限责任公司 | A kind of engine oil tube leakage protection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |