CN204200427U - Universal generator AFS Auxiliary Fuel Supply System - Google Patents

Universal generator AFS Auxiliary Fuel Supply System Download PDF

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Publication number
CN204200427U
CN204200427U CN201420605967.8U CN201420605967U CN204200427U CN 204200427 U CN204200427 U CN 204200427U CN 201420605967 U CN201420605967 U CN 201420605967U CN 204200427 U CN204200427 U CN 204200427U
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CN
China
Prior art keywords
fuel tank
filler opening
supply system
rubber liner
connecting tube
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.)
Expired - Fee Related
Application number
CN201420605967.8U
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Chinese (zh)
Inventor
陈小娟
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Chongqing College of Electronic Engineering
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Chongqing College of Electronic Engineering
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Filing date
Publication date
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Priority to CN201420605967.8U priority Critical patent/CN204200427U/en
Application granted granted Critical
Publication of CN204200427U publication Critical patent/CN204200427U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of universal generator AFS Auxiliary Fuel Supply System, comprise fuel tank and oil pipe, described fuel tank is provided with filler opening, this filler opening is provided with fuel tank cap, be provided with bag-shaped rubber liner in fuel tank, the opening end of described rubber liner is connected to filler opening position; Described filler opening inwall is provided with the oily reed of gear, fuel tank cap is equipped with connecting tube slidably, and one end that described connecting tube stretches out outside fuel tank cap is communicated with oil pipe, and described oil pipe is provided with flow control valve.The utility model structure is simple, novel, rubber liner is increased in fuel tank, continual and steady charge oil pressure can be provided for oil-fired system, coordinate flow control valve can weaken the impact of mechanical fuel pump pulsating pressure change on generator, meanwhile, greatly strengthen the sealability of fuel tank, when external fuel tank scratches, rubber liner can form secondary protection, prevents fuel leakage.

Description

Universal generator AFS Auxiliary Fuel Supply System
Technical field
The utility model relates to universal generator oil-fired system technical field, is specifically related to a kind of universal generator AFS Auxiliary Fuel Supply System.
Background technique
Universal generator is widely used in the occasions such as emergency power generation, field work and agricultural production because of features such as its little, lightweight, convenient transportations of taking up room.Generator utilizes fuel pump to provide pump oil power usually, is generally divided into mechanical type and electronic type, for mechanical fuel pump, due to its reasons in structure, causes oil pressure to be pulsed change, affects generator operation efficiency.In addition, existing universal generator affects by Environmental Conditions, and especially in the wild during operation, fuel tank is usually scratched, and causes fuel leakage, causes generator normally to work.
Model utility content
For solving above technical problem, the utility model provides one can continue to provide steady pressure, to weaken the universal generator AFS Auxiliary Fuel Supply System of mechanical fuel pump pulsating pressure variable effect.
Its technological scheme is as follows:
A kind of universal generator AFS Auxiliary Fuel Supply System, comprise fuel tank and oil pipe, described fuel tank is provided with filler opening, this filler opening is provided with fuel tank cap, its main points are: be provided with bag-shaped rubber liner in described fuel tank, and the opening end of described rubber liner is connected to filler opening position;
Described filler opening inwall is provided with the oily reed of gear, fuel tank cap is equipped with connecting tube slidably, and one end that described connecting tube stretches out outside fuel tank cap is communicated with oil pipe, and described oil pipe is provided with flow control valve.
Adopt above structure, rubber liner is increased in fuel tank, continual and steady charge oil pressure can be provided for oil-fired system, coordinate flow control valve can weaken the impact of pulsating pressure change on generator of mechanical fuel pump, meanwhile, the setting of rubber liner, greatly strengthen the sealability of fuel tank, when external fuel tank scratches, can secondary protection be formed, prevent fuel leakage.
As preferably, described rubber liner has the double layer construction be made up of outer and internal layer, and described skin is made up of elastic caoutchouc, and internal layer is de-oiling film, and described inner layer outer wall and outer inwall are adhesively fixed.Adopt above structure, can guarantee that rubber liner has enough shrinkages, the internal layer that de-oiling film is made can prevent directly outer and fuel contacts, prevents from, due to long period of soaking, Swelling occurs.
As preferably, the oily reed of described gear is 3 pieces altogether, and be evenly distributed on the same level cross section of filler opening, this gear oil spring surface is coated with elastic caoutchouc, area after the oily reed split of 3 pieces of gears is more than or equal to filler opening section area, every block keeps off oily reed lower end surface and arranges stage clip respectively, and this stage clip is supported on the sidewall of filler opening obliquely.This structure can guarantee the reliable sealing to filler opening position.
As preferably, described connecting tube is installed with upper stop piece and lower stop piece, described upper stop piece is positioned at outside fuel tank cap, and described lower stop piece is positioned at filler opening, and described lower stop piece lower end is provided with sealing gasket.Adopt above structure, can carry out spacing to the upper and lower stroke of connecting tube, prevent it from deviating from from fuel tank cap or excessively stretching into and interfere with rubber liner, when the sealing gasket on lower stop piece is to back down the oily reed of gear when connecting tube, lower stop piece abuts with the oily reed of gear, forms reliable sealing.
As preferably, described connecting tube and fuel tank cap cooperation position are provided with stuffing box gland, to ensure the reliable sealing between fuel tank cap and connecting tube.
As preferably, described fuel tank is provided with breathing pipe, this breathing pipe one end is communicated with air, and the other end stretches in fuel tank, and is positioned at outside rubber liner, and this structure can prevent from occurring negative pressure in fuel tank, affects rubber liner systolic pressure.
Beneficial effect: the universal generator AFS Auxiliary Fuel Supply System adopting above technological scheme, structure is simple, novel, continual and steady charge oil pressure can be provided for oil-fired system, coordinate flow control valve can weaken the impact of pulsating pressure change on generator of mechanical fuel pump, when fuel tank is scratched, rubber liner can form secondary protection, prevent fuel leakage, simultaneously, achieve filler opening simultaneously as the function that oil outlet uses, do not need to set out hydraulic fluid port in addition, substantially increase the sealability of fuel tank, and simplify manufacturing process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is the mounting structure schematic diagram of filler opening position in the utility model;
Fig. 4 is the structural representation keeping off the distribution of oily reed in the utility model.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of universal generator AFS Auxiliary Fuel Supply System, comprise by fuel tank 1 and oil pipe 2, described fuel tank 1 upper end arranges filler opening 3, filler opening 3 is installed fuel tank cap 4, bag-shaped rubber liner 5 is provided with in fuel tank 4, the opening end of this rubber liner 5 is connected on fuel tank 1 roof outside filler opening 3, described fuel tank 1 side is provided with breathing pipe 10, this breathing pipe 10 one end is communicated with air, the other end through fuel tank 1, and stretches in the chamber between fuel tank 1 and rubber liner, oil pipe 2 is provided with flow control valve 8.
As seen from Figure 2, described rubber liner 5 is double layer construction, comprise outer 51 and internal layer 52, described outer 51 are made up of elastic rubber layer, rubber liner 5 is made to have zoom function, internal layer 52 is made up of de-oiling film, and fits tightly with outer 51 inwalls, prevents outer 51 for a long time and after fuel contacts Swelling to occur.
See Fig. 3, described filler opening 3 extends straight up along fuel tank 1 roof, its external part is provided with outside thread, correspondingly in described fuel tank cap 4 be provided with internal thread, on the inwall of filler opening 3, be provided with the oily reed 6 of gear, composition graphs 4 can be found out, the oily reed 6 of described gear is 3 pieces altogether, filler opening 3 cross section is circular, 3 pieces of oily reeds 6 of gear are evenly distributed on filler opening 3 same level cross section, and between the upper and lower two ends of filler opening 3 inwall, after split, keep off oily reed 6 to combine the area surrounded and be more than or equal to filler opening 3 section area, to guarantee the reliable sealing of filler opening 3, the oily reed 6 of described gear is welded and fixed near the end of filler opening 3 and filler opening 3 inwall, the flexible rubber of this gear oil reed 6 external sheath, every block keeps off oily reed 6 bottom surface and arranges stage clip 61 respectively, to keep the closed state after keeping off the split of oily reed 6, described stage clip 61 upper end is connected with the oily reed 6 lower surface center of gear, lower end extends obliquely and fixes with filler opening 3 inwall.
Be it can also be seen that by Fig. 3, described fuel tank cap 4 offers the connecting tube via hole of up/down perforation, connecting tube 7 is equipped with slidably in described connecting tube via hole, connecting tube 7 and connecting tube via hole cooperation position are provided with stuffing box gland 9, sealing cover 9 is connected to connecting tube via hole place, described connecting tube 7 is the tubular structure of hollow, its pipe shaft is installed with the upper stop piece 71 coaxial with this connecting tube 7 and lower stop piece 72, upper stop piece 71 and lower stop piece 72 are disk-like structure, and it is arranged in parallel, wherein, upper stop piece 71 is positioned at the outside of connecting tube 7 through fuel tank cap 4, lower stop piece 72 is in fuel tank cap 4 with in keeping off between oily reed 6 chamber, and on, spacing between lower stop piece is more than or equal to oily reed 6 mounting plane of gear to fuel tank cap 4 end face distance, to guarantee to when pressing down connecting tube 7, the oily reed 6 of gear can be backed down in its end, and stretch in rubber liner 5, for strengthening the sealing to 3 pieces of oily reed 6 junction planes of gear, described lower stop piece 72 lower end is provided with sealing gasket 72a, sealing pad 72a and lower stop piece 72 lower end surface are close to, its outer forms flange and is coated on lower stop piece 72 upper-end surface, to ensure that it is well fixed, and be unlikely to come off.
Working principle of the present utility model is as follows:
During generator operation, pressure connecting tube 7, makes its lower end back down the oily reed 6 of gear; and stretch in rubber liner 5; rubber liner 5 provides continual and steady pressure, and fuel oil enters in oil pipe 2 through connecting tube 7, adjusts its flow by flow control valve 8; enter in Carburetor or electric injection system through fuel pump again; owing to having continual and steady pressure, the pulsating pressure change of mechanical fuel pump can be weakened, during shutdown; connecting tube 7 is pulled out, makes its lower end in fuel tank cap 4 and keep off between oily reed 6.
When needing fuel up, take off oil pipe 2, connect nozzle and carry out oiling, or turn on fuel tank cap 4 by connecting tube 7, nozzle backs down the oily reed 6 of gear, directly fuel oil is injected rubber liner 5.
Finally it should be noted that; foregoing description is only preferred embodiment of the present utility model; those of ordinary skill in the art is under enlightenment of the present utility model; under the prerequisite without prejudice to the utility model aim and claim; can make like multiple types and representing, such conversion all falls within protection domain of the present utility model.

Claims (6)

1. a universal generator AFS Auxiliary Fuel Supply System, comprise fuel tank (1) and oil pipe (2), described fuel tank (1) is provided with filler opening (3), this filler opening (3) is provided with fuel tank cap (4), it is characterized in that: be provided with bag-shaped rubber liner (5) in described fuel tank (1), the opening end of described rubber liner (5) is connected to filler opening (3) position;
Described filler opening (3) inwall is provided with the oily reed of gear (6), fuel tank cap (4) is equipped with slidably connecting tube (7), described connecting tube (7) stretches out fuel tank cap (4) one end outward and is communicated with oil pipe (2), described oil pipe (2) is provided with flow control valve (8).
2. universal generator AFS Auxiliary Fuel Supply System according to claim 1, it is characterized in that: described rubber liner (5) has the double layer construction be made up of outer (51) and internal layer (52), described skin (51) is made up of elastic caoutchouc, internal layer (51) is de-oiling film, and described internal layer (52) outer wall is adhesively fixed with outer (51) inwall.
3. universal generator AFS Auxiliary Fuel Supply System according to claim 2, it is characterized in that: the oily reed of described gear (6) is 3 pieces altogether, and be evenly distributed on the same level cross section of filler opening (3), this gear oil reed (6) surface is coated with elastic caoutchouc, area after oily reed (6) split of 3 pieces of gears is more than or equal to filler opening (3) section area, every block keeps off oily reed (6) lower end surface and arranges stage clip (61) respectively, and this stage clip (61) is supported on the sidewall of filler opening (3) obliquely.
4. universal generator AFS Auxiliary Fuel Supply System according to claim 3, it is characterized in that: described connecting tube (7) is installed with upper stop piece (71) and lower stop piece (72), described upper stop piece (71) is positioned at fuel tank cap (4) outside, described lower stop piece (72) is positioned at filler opening (3), and described lower stop piece (72) lower end is provided with sealing gasket (72a).
5. universal generator AFS Auxiliary Fuel Supply System as claimed in any of claims 1 to 4, is characterized in that: described connecting tube (7) and fuel tank cap (4) cooperation position are provided with stuffing box gland (9).
6. universal generator AFS Auxiliary Fuel Supply System as claimed in any of claims 1 to 4, it is characterized in that: described fuel tank (1) is provided with breathing pipe (10), this breathing pipe (10) one end is communicated with air, the other end stretches in fuel tank (1), and is positioned at rubber liner (5) outside.
CN201420605967.8U 2014-10-20 2014-10-20 Universal generator AFS Auxiliary Fuel Supply System Expired - Fee Related CN204200427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420605967.8U CN204200427U (en) 2014-10-20 2014-10-20 Universal generator AFS Auxiliary Fuel Supply System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420605967.8U CN204200427U (en) 2014-10-20 2014-10-20 Universal generator AFS Auxiliary Fuel Supply System

Publications (1)

Publication Number Publication Date
CN204200427U true CN204200427U (en) 2015-03-11

Family

ID=52658391

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420605967.8U Expired - Fee Related CN204200427U (en) 2014-10-20 2014-10-20 Universal generator AFS Auxiliary Fuel Supply System

Country Status (1)

Country Link
CN (1) CN204200427U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107218164A (en) * 2017-08-07 2017-09-29 福州德塔电源技术有限公司 A kind of generator set base with double-layer tank
CN107255049A (en) * 2017-08-07 2017-10-17 福州德塔电源技术有限公司 A kind of generating set oil supply system with oil tank cleaning function
CN112373295A (en) * 2020-11-06 2021-02-19 安徽江淮汽车集团股份有限公司 Anti-theft fuel tank

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107218164A (en) * 2017-08-07 2017-09-29 福州德塔电源技术有限公司 A kind of generator set base with double-layer tank
CN107255049A (en) * 2017-08-07 2017-10-17 福州德塔电源技术有限公司 A kind of generating set oil supply system with oil tank cleaning function
CN112373295A (en) * 2020-11-06 2021-02-19 安徽江淮汽车集团股份有限公司 Anti-theft fuel tank
CN112373295B (en) * 2020-11-06 2022-02-15 安徽江淮汽车集团股份有限公司 Anti-theft fuel tank

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150311

Termination date: 20151020

EXPY Termination of patent right or utility model