CN108869127A - A kind of fuel tank inlet port control device and fuel tank - Google Patents
A kind of fuel tank inlet port control device and fuel tank Download PDFInfo
- Publication number
- CN108869127A CN108869127A CN201810816394.6A CN201810816394A CN108869127A CN 108869127 A CN108869127 A CN 108869127A CN 201810816394 A CN201810816394 A CN 201810816394A CN 108869127 A CN108869127 A CN 108869127A
- Authority
- CN
- China
- Prior art keywords
- flange
- fuel tank
- oil pipe
- transition oil
- inlet port
- Prior art date
- 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.)
- Granted
Links
- 239000002828 fuel tank Substances 0.000 title claims abstract description 78
- 230000007704 transition Effects 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000012423 maintenance Methods 0.000 abstract description 8
- 239000000446 fuel Substances 0.000 abstract description 5
- 238000012913 prioritisation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0076—Details of the fuel feeding system related to the fuel tank
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0023—Valves in the fuel supply and return system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The invention discloses a kind of fuel tank inlet port control device and fuel tanks, including transition oil pipe one, check valve and transition oil pipe two, the both ends of transition oil pipe one are separately connected first flange and second flange, first flange and second flange are respectively equipped with first flange oilhole and second flange oilhole, two end of transition oil pipe is equipped with third flange, the both ends of transition oil pipe one pass through first flange respectively and connect first flange and second flange with second flange, when connection, the connection of the fuel tank oilhole of first flange oilhole and fuel tank, two open check valve of transition oil pipe, oil liquid in fuel tank can flow to transition oil pipe two, when transition oil pipe two and when crossing oil pipe one and being not connected to, closed check valve, oil liquid in fuel tank cannot flow to transition oil pipe two.The present invention solves fuel tank maintenance the technical issues of internal oil need to be discharged in the prior art, the leakage of oil liquid when fuel tank being avoided to overhaul, and when maintenance, fuel tank does not need to drain the oil and refuel repeatedly, prevents oil liquid when disassembly fuel sucking pipe from revealing.
Description
Technical field
The present invention relates to fuel tank technical fields, and in particular to a kind of fuel tank inlet port control device and fuel tank.
Background technique
In order to reduce oil suction resistance and guarantee that fuel tank inner fluid makes full use of, general fuel tank uses low level oil suction mode,
That is inlet port is below the side of fuel tank or bottom.This mode causes when, the system requires repair, must before fuel sucking pipe disassembly
The oil liquid of fuel tank is put it clean must in advance, otherwise fuel tank oil liquid can cause to waste and pollute environment from inlet port outflow rapidly, together
Shi Zengjia maintenance cost.Therefore designing one kind when fuel tank oil suction pipe removes, can be avoided the oil liquid of fuel tank internal from suction
The inlet port control device of hydraulic fluid port outflow or leakage, has important practical significance for the maintenance of fuel tank.
Summary of the invention
To solve deficiency in the prior art, the present invention provides a kind of fuel tank inlet port control device and fuel tank, solves
The technical issues of oil liquid is flowed out or need to be drained the oil when fuel tank repairs in the prior art.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of fuel tank inlet port control device, it is characterised in that：It is described including transition oil pipe one, check valve and transition oil pipe two
The both ends of transition oil pipe one are separately connected first flange and second flange, and the first flange and second flange are respectively equipped with first
Flange oilhole and second flange oilhole, two end of transition oil pipe are equipped with third flange, the both ends point of the transition oil pipe one
Not Tong Guo first flange connect first flange and second flange with second flange, when connection, the oil of first flange oilhole and fuel tank
The connection of case oilhole, two open check valve of transition oil pipe, the oil liquid in fuel tank can flow to transition oil pipe two, when transition oil pipe two with
When crossing oil pipe one and being not connected to, closed check valve, the oil liquid in fuel tank cannot flow to transition oil pipe two.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, check valve includes the first valve rod and bullet
Spring, first flange are equipped with limit sleeve, and the first valve rod connects limit sleeve, when transition oil pipe two is not connected to transition oil pipe one, bullet
For spring for driving closed check valve, transition oil pipe two is equipped with unidirectional valve drive, when transition oil pipe two connects transition oil pipe one
When, unidirectional valve drive is for driving check valve to open.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, unidirectional valve drive includes second
Valve rod and baffle, the second valve rod are set to the first valve rod opposite side of check valve, and transition oil pipe two is equipped with baffle, and baffle is equipped with baffle
Hole, when transition oil pipe two connects transition oil pipe for the moment, baffle connects the second valve rod, and driving check valve is opened.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, spring is socketed on the outside of limit sleeve,
Spring one end connects check valve, and the other end connects first flange.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, between second flange and third flange
It is additionally provided with gasket.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, limit sleeve is set to first flange
Centre, first flange oilhole are circumferentially distributed centered on limit sleeve.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned, baffle holes are using baffle center as the center of circle
It is circumferentially distributed.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned is also set between baffle and third flange
There is the sensor for detecting oil liquid, sensor connects engine control system.
As a kind of prioritization scheme, a kind of fuel tank inlet port control device above-mentioned passes through between first flange and fuel tank
It is bolted, is bolted between second flange and third flange.
A kind of fuel tank is equipped with a kind of fuel tank inlet port control device above-mentioned.
The beneficial effects obtained by the present invention are as follows：When needing to overhaul fuel tank, transition oil pipe two is removed, at this time baffle
It is separated with the second valve rod, check valve cooperates under the driving of oil pressure with second flange oilhole in spring and fuel tank, by the second method
Blue oilhole is blocked, and oil liquid can not be flowed out from second flange oilhole, avoids the leakage of oil liquid.
The present embodiment solves the technical issues of internal oil need to be discharged for fuel tank maintenance in the prior art, also avoids oil
The leakage of oil liquid when case overhauls, the present embodiment convenient disassembly, when maintenance, fuel tank does not need to drain the oil and refuel repeatedly, prevents from dismantling
Oil liquid is revealed when fuel sucking pipe, reduces waste, protects environment.The presence of sensor can be played the role of protecting machine.
Detailed description of the invention
Fig. 1 is check valve opening structure figure of the present invention；
Fig. 2 is closed check valve structure chart of the present invention；
Fig. 3 is the principle of the present invention figure；
The meaning of appended drawing reference：1- fuel tank；11- fuel tank oilhole；2- first flange；21- first flange oilhole；22- limit sleeve；
43- spring；3- transition oil pipe one；4- check valve；The first valve rod of 41-；The second valve rod of 42-；5- second flange；51- second flange
Oilhole；6- third flange；61- third flange oilhole；7- transition oil pipe two；71- baffle；711- baffle holes；8- sensor；9- is close
Packing.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
As shown in Figure 1 to Figure 3：Present embodiment discloses a kind of fuel tank inlet port control device, including transition oil pipe 1,
Check valve 4 and transition oil pipe 27, the both ends of transition oil pipe 1 are separately connected first flange 2 and second flange 5, first flange 2
It is respectively equipped with first flange oilhole 21 and second flange oilhole 51 with second flange 5,27 end of transition oil pipe is equipped with third flange
6, the both ends of transition oil pipe 1 pass through first flange 2 respectively and connect first flange 2 and second flange 5 with second flange 5, connection
When, first flange oilhole 21 is connect with the fuel tank oilhole 11 of fuel tank 1,27 open check valve 4 of transition oil pipe, the oil liquid in fuel tank 1
Transition oil pipe 27 can be flowed to, when transition oil pipe 27 and when crossing oil pipe 1 and being not connected to, check valve 4 is closed, the oil in fuel tank 1
Liquid can flow to transition oil pipe 27.
Specifically, the check valve 4 of the present embodiment includes the first valve rod 41 and spring 43, first flange 2 is equipped with limit sleeve 22,
First valve rod 41 connects limit sleeve 22（It is inserted into the inside of limit sleeve 22）, when transition oil pipe 27 and transition oil pipe 1 are not connected to
When, for spring 43 for driving check valve 4 to close, transition oil pipe 27 is equipped with unidirectional valve drive, when transition oil pipe 27 connects
When transition oil pipe 1, unidirectional valve drive is for driving check valve 4 to open.
Specifically, unidirectional valve drive includes the second valve rod 42 and baffle 71, the second valve rod 42 is set to check valve 4
First valve rod, 41 opposite side（The circular cone surface side of check valve 4）, transition oil pipe 27 be equipped with baffle 71, baffle 71 be equipped with baffle holes 711,
When transition oil pipe 27 connects transition oil pipe 1, baffle 71 connects the second valve rod 42, and driving check valve 4 is opened.
Specifically, spring 43 is socketed on the outside of limit sleeve 22,43 one end of spring connects check valve 4, other end connection the
One flange 2.
In order to enhance the leakproofness between transition oil pipe 1 and transition oil pipe 1, between second flange 5 and third flange 6
It is additionally provided with gasket 9.
Limit sleeve 22 is preferably disposed on the centre of first flange 2, and first flange oilhole 21 is circumferential centered on limit sleeve 22
Distribution, baffle holes 711 are circumferentially distributed as the center of circle using 71 center of baffle.
The sensor 8 for detecting oil liquid is additionally provided between the present embodiment baffle 71 and third flange 6.Sensor 8 is pumping
After detecting the signal for thering is oil liquid to flow out after check valve is opened on the connecting line of inlet port, and the signal is passed into engine
Then control system could start engine, otherwise must not start engine, prevent the circulation of inlet port oil liquid is unsmooth from making to machine
At damage, to achieve the purpose that protect machine.
It for the ease of dismounting, is preferably bolted between first flange 2 and fuel tank 1, second flange 5 and third flange
It is also preferred that being bolted between 6.
This implementation also discloses a kind of fuel tank, is equipped with the present embodiment fuel tank inlet port control device above-mentioned.
When use：When oily 1 normal use, baffle 71 withstands the second valve rod 42,4 compressed spring 43 of check valve, so that single
It is opened to valve 4, i.e., forms gap between check valve 4 and second flange oilhole 51, the oil liquid in fuel tank 1 can be through second flange oil
Hole 51 flows to transition oil pipe 27, realizes the fuel feeding to equipment.
As shown in Figure 2：When needing to overhaul fuel tank 1, transition oil pipe 27 is removed, at this time baffle 71 and the second valve
Bar 42 separates, and check valve 4 cooperates under the driving of oil pressure with second flange oilhole 51 in spring 43 and fuel tank 1, by the second method
Blue oilhole 51 is blocked, and oil liquid can not be flowed out from second flange oilhole 51, avoids the leakage of oil liquid.
The present embodiment solves the technical issues of internal oil need to be discharged for the maintenance of fuel tank 1 in the prior art, also avoids
The leakage of oil liquid when fuel tank 1 overhauls, the present embodiment convenient disassembly, when maintenance, fuel tank 1 does not need to drain the oil and refuel repeatedly, prevents
Oil liquid is revealed when dismantling fuel sucking pipe, reduces waste, protects environment.The presence of sensor 8 can be played the role of protecting machine.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of fuel tank inlet port control device, it is characterised in that：Including transition oil pipe one（3）, check valve（4）And transition oil pipe
Two（7）, the transition oil pipe one（3）Both ends be separately connected first flange（2）And second flange（5）, the first flange（2）
With second flange（5）It is respectively equipped with first flange oilhole（21）And second flange oilhole（51）, the transition oil pipe two（7）End
Equipped with third flange（6）, the transition oil pipe one（3）Both ends pass through first flange respectively（2）With second flange（5）Connection the
One flange（2）With second flange（5）, when connection, first flange oilhole（21）With fuel tank（1）Fuel tank oilhole（11）Connection, mistake
Cross oil pipe two（7）Open check valve（4）, fuel tank（1）In oil liquid can flow to transition oil pipe two（7）, when transition oil pipe two（7）
With cross oil pipe one（3）When being not connected to, check valve（4）It closes, fuel tank（1）In oil liquid cannot flow to transition oil pipe two（7）.
2. a kind of fuel tank inlet port control device according to claim 1, it is characterised in that：The check valve（4）Including
First valve rod（41）And spring（43）, the first flange（2）Equipped with limit sleeve（22）, first valve rod（41）Connection limit
Set（22）, when transition oil pipe two（7）With transition oil pipe one（3）When being not connected to, the spring（43）For driving check valve（4）It closes
It closes, the transition oil pipe two（7）Equipped with unidirectional valve drive, when transition oil pipe two（7）Connect transition oil pipe one（3）When, it is single
To valve drive for driving check valve（4）It opens.
3. a kind of fuel tank inlet port control device according to claim 2, it is characterised in that：The unidirectional valve drive
Including the second valve rod（42）And baffle（71）, second valve rod（42）It is set to check valve（4）The first valve rod（41）Opposite side,
The transition oil pipe two（7）Equipped with baffle（71）, baffle（71）Equipped with baffle holes（711）, when transition oil pipe two（7）Connect transition
Oil pipe one（3）When, baffle（71）Connect the second valve rod（42）, drive check valve（4）It opens.
4. a kind of fuel tank inlet port control device according to claim 2, it is characterised in that：The spring（43）It is socketed on
Limit sleeve（22）Outside, spring（43）One end connects check valve（4）, other end connection first flange（2）.
5. a kind of fuel tank inlet port control device according to claim 1, it is characterised in that：The second flange（5）With
Third flange（6）Between be additionally provided with gasket（9）.
6. a kind of fuel tank inlet port control device according to claim 2, it is characterised in that：The limit sleeve（22）Setting
In first flange（2）Centre, the first flange oilhole（21）With limit sleeve（22）Centered on it is circumferentially distributed.
7. a kind of fuel tank inlet port control device according to claim 3, it is characterised in that：The baffle holes（711）With
Baffle（71）Center is that the center of circle is circumferentially distributed.
8. a kind of fuel tank inlet port control device according to claim 3, it is characterised in that：The baffle（71）With third
Flange（6）Between be additionally provided with sensor for detecting oil liquid（8）, the sensor（8）Connect engine control system.
9. a kind of fuel tank inlet port control device according to claim 1, it is characterised in that：The first flange（2）With
Fuel tank（1）Between be bolted, the second flange（5）With third flange（6）Between be bolted.
10. a kind of fuel tank, it is characterised in that：Equipped with a kind of fuel tank inlet port control device described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810816394.6A CN108869127B (en) | 2018-07-24 | 2018-07-24 | Oil suction port control device of oil tank and oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810816394.6A CN108869127B (en) | 2018-07-24 | 2018-07-24 | Oil suction port control device of oil tank and oil tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108869127A true CN108869127A (en) | 2018-11-23 |
| CN108869127B CN108869127B (en) | 2024-01-05 |
Family
ID=64304695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810816394.6A Active CN108869127B (en) | 2018-07-24 | 2018-07-24 | Oil suction port control device of oil tank and oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108869127B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0791341A (en) * | 1993-09-24 | 1995-04-04 | Suzuki Motor Corp | Automatic fuel feeder |
| JPH0953530A (en) * | 1995-08-15 | 1997-02-25 | Hitachi Constr Mach Co Ltd | Working oil tank device |
| JP2000203279A (en) * | 1999-01-12 | 2000-07-25 | Toyoda Gosei Co Ltd | Check valve and fuel tank |
| CN1326871A (en) * | 2000-06-05 | 2001-12-19 | 本田技研工业株式会社 | Fuel distribution tube connection structure |
| US20020036015A1 (en) * | 2000-09-25 | 2002-03-28 | Tokai Rubber Industries, Ltd. | Connection structure and valved connection member |
| CN208831120U (en) * | 2018-07-24 | 2019-05-07 | 徐工集团工程机械股份有限公司科技分公司 | A kind of fuel tank inlet port control device and fuel tank |
-
2018
- 2018-07-24 CN CN201810816394.6A patent/CN108869127B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0791341A (en) * | 1993-09-24 | 1995-04-04 | Suzuki Motor Corp | Automatic fuel feeder |
| JPH0953530A (en) * | 1995-08-15 | 1997-02-25 | Hitachi Constr Mach Co Ltd | Working oil tank device |
| JP2000203279A (en) * | 1999-01-12 | 2000-07-25 | Toyoda Gosei Co Ltd | Check valve and fuel tank |
| CN1326871A (en) * | 2000-06-05 | 2001-12-19 | 本田技研工业株式会社 | Fuel distribution tube connection structure |
| US20020036015A1 (en) * | 2000-09-25 | 2002-03-28 | Tokai Rubber Industries, Ltd. | Connection structure and valved connection member |
| JP2002168384A (en) * | 2000-09-25 | 2002-06-14 | Tokai Rubber Ind Ltd | Connecting member with valve and connecting structure |
| CN208831120U (en) * | 2018-07-24 | 2019-05-07 | 徐工集团工程机械股份有限公司科技分公司 | A kind of fuel tank inlet port control device and fuel tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108869127B (en) | 2024-01-05 |
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