CN201714518U

CN201714518U - Automobile fuel tank with automatic heating and oil level display integrated device

Info

Publication number: CN201714518U
Application number: CN2010202574671U
Authority: CN
Inventors: 黄厚龙
Original assignee: JIANGSU SUGUANG AUTO PARTS CO Ltd
Current assignee: JIANGSU SUGUANG AUTO PARTS CO Ltd
Priority date: 2010-07-14
Filing date: 2010-07-14
Publication date: 2011-01-19
Anticipated expiration: 2020-07-14

Abstract

The utility model relates to an automobile fuel tank with an automatic heating and oil level display integrated device, which mainly comprises a fuel tank and an automatic heating device. The automatic heating device comprises a controller, an oil outlet tube and a base, the controller is connected onto an outer casing of the fuel tank via a flange, an oil outlet at the bottom of the controller is connected with the oil outlet tube with a base, an oil inlet is disposed on the oil outlet tube with one end connected with the base, an oil outlet connector, an oil return connector and a power connector are arranged on a side surface of the controller, the oil outlet connector is communicated with the oil outlet, the oil return connector is communicated with an oil return opening, and the oil inlet and the oil outlet are both provided with temperature sensors and heating plates which are connected with the controller. The automobile fuel tank can realize multifunction of automatic heating and oil level display, does not need multiple components to mount multiple openings of the fuel tank, reduces possibility of environmental pollution due to fuel leakage, is simple and compact in structure, convenient in manufacturing, low in cost and convenient in maintenance, and thoroughly resolves the difficult problem that automobile engines are difficult to be started in winter.

Description

Fuel tank of vehicle with automatic heating and oil level display integrated device

Technical field

The utility model relates to a kind of fuel tank of vehicle, a kind of specifically fuel tank of vehicle with automatic heating and oil level display integrated device of inspecting oil level, preventing the obstruction of fuel tank fuel feeding.

Background technique

The motor of present large-scale passenger-cargo carriage is diesel engine, normal No. zero diesel oil that uses of diesel engine, but under the lower environment of temperature, thereby the easy wax deposition of No. zero diesel oil causes flowability of diesel oil to reduce, the serious fuel tank fuel feeding that may cause diesel engine stops up, and motor can't normally start, and has influenced the usability of vehicle, therefore, the problems referred to above become the matter of utmost importance that fuel tank, automaker will solve.

The existing method that solves fuel tank normal fuel injection under the low temperature environment mainly utilizes vehicle to carry storage battery or the engine start thermal source heats it, roughly be divided into two classes: the first kind is in the fuel tank outside fuel tank fuel feeding to be heated, as the patent No. is the diesel car fuel oil supply system low temperature antiblocking device of 200620002774.9 disclosed a kind of electro-optical source heating types, employing is provided with heating equipment on the pipeline road in the fuel tank external world, the direct current or the storage battery that utilize vehicle self to send heat as power supply, its complex structure, it is big to take vehicle space, because this heating equipment is to heat on the pipeline that fuel oil is extracted out, can't the wax deposition diesel oil of bottom in the fuel tank be heated, heats is poor; Other has the patent No. is the engine motor oil heating equipment of CN200520126735.5, adopt the heat conduction aluminium sheet of charged heat pipe that oil-tank bottom is heated, can alleviate oil-tank bottom fuel oil wax deposition phenomenon to a certain extent, but, by the heat conduction aluminium sheet sump shell is conducted heat again to heat conduction aluminium sheet heating by electric heating tube, at last by the sump shell to fuel Heating, the intermediate heat conductive process is many, heat-energy losses is serious, and relative heating time is longer, and the efficiency of heating surface is low; Second class is in fuel tank inside the fuel tank fuel feeding to be heated, as the patent No. is the heating equipment of viscous crude in 200620003900.2 disclosed a kind of automotive oil tanks, fuel tank internal and external heat loop carry out heat exchange to fuel tank in the viscous crude heating, have complex structure equally, take that vehicle space is big, fabricating cost is high, safeguard deficiency such as inconvenience.

Summary of the invention

In order to solve deficiencies such as the fuel tank complex structure, cost of production height, maintenance inconvenience, the efficiency of heating surface that are equipped with heating equipment in the prior art are low, the purpose of this utility model provides a kind of simple in structure, cost of production is low, be convenient to maintenance, change the fuel tank of vehicle that the efficiency of heating surface is high with automatic heating and oil level display integrated device.

The technical solution of the utility model is: a kind of fuel tank of vehicle with automatic heating and oil level display integrated device, mainly comprise fuel tank and automatic heating device, its technical characterstic is that described automatic heating device comprises controller, oil outlet tube and base, the controller bottom is provided with flange, oil outlet and return opening, controller is connected on the fuel tank shell through flange, controller bottom oil outlet connects oil outlet tube one end, the other end of oil outlet tube connects base, the oil outlet tube that connects oil outlet tube one end of base is provided with filler opening, filler opening is arranged at and is set in the slipping through the net on the oil outlet tube, and the filler opening place of oil outlet tube is provided with first temperature transducer and first heater band in slipping through the net; Described controller side is provided with oil out port, oil return interface and power interface, and oil out port is communicated with oil outlet, and the oil return interface is communicated with return opening, and oil outlet is provided with second temperature transducer and second heater band; Described first and second temperature transducer, first and second heater band all connect controller; Described power interface connects the generating annex of storage battery or motor car engine.Automobile starting is connected controller power source, first temperature transducer of oil outlet tube filler opening is surveyed the interior fuel oil temperature of fuel tank and detected signal is fed back to controller, control the first heater band work and near the fuel oil slipping through the net is heated by controller, fuel oil after the heating flow to motor through oil outlet, oil outlet tube interface successively by the oil outlet tube filler opening, and the engine operation oil return is flowed back to fuel tank by the oil return interface through return opening and finished whole circulation.

Further, described controller side also is provided with and is communicated with the inside and outside pressure controlled valve of fuel tank.

Again further, described controller bottom also connects the dry reed-pipe of an external automobile instrument, and the dry reed-pipe the other end connects base, socket oil float on the dry reed-pipe.

Adopt above technological scheme, the beneficial effect that the utility model reaches is:

1, this fuel tank can carry the 40A relay, as much as possible reduces the frequent change of main frame producer to car load wire harness and electric appliance unit, and heating power is big, can require flow and outlet temperature to adjust between the 750W at tens watts according to car load, and the adjustment range space is big;

2, first temperature transducer is surveyed fuel oil temperature in the fuel tank, when fuel oil temperature is lower than fuel oil wax deposition temperature, control the first heater band heated fuel oil by controller, first heater band adopts self constant temperature PTC heater element, the PTC heater band has the fast flames of anger of heating, heating power can change automatically with oil liquid temperature to be adjusted, even fluid does not flow, temperature detect switch (TDS) is malfunctioning, or the adhesion of relay main contact does not disconnect heating always, final thermal equilibrium is at a constant temperature point between fluid and the heater band, and potential safety hazards such as overheated can not take place;

3, built-in highi degree of accuracy second temperature transducer of controller oil outlet, can externally export the thermal afterburning oil temperature in real time to operator cabin, be convenient to the driver and understand the fuel oil situation, and the second temperature transducer via controller is controlled second heater band, when the oil outlet temperature still is lower than 3 ℃, second heater band starts heating automatically, compensates the heating of first heater band; When the oil outlet temperature is higher than 15 ℃, control first heater band or second heater band by controller and stop heating automatically, prevent that fluid is overheated, avoid the storage battery power consumption excessive;

4, the controller bottom is provided with the dry reed-pipe of external automobile instrument, socket oil float on the dry reed-pipe, dry reed-pipe adopts the straight-bar type inductive resistance, on dry reed-pipe, reflect fuel oil state in the fuel tank, the independent oil level indicator measuring device of integrating traditional function intuitively by oil float with the upper and lower displacement of oil level in the fuel tank;

5, controller is provided with and is communicated with the inside and outside pressure controlled valve of fuel tank, when the fuel tank internal pressure than extraneous when high, exhalation valve is opened, outside fuel tank, carry out exhaust, when the fuel tank internal pressure was lower than the external world, Aspirating valves was opened, and carries out tonifying Qi in fuel tank, the pressure control valve opening pressure is adjusted according to the car load demand, guarantees that fuel tank is safe in utilization, indeformable.

The utility model is set up automatic heating device on fuel tank, temperature transducer detection fuel oil temperature and the keying of via controller control heater band by automatic heating device make the fuel oil temperature of the external fuel feeding of fuel tank can guarantee that vehicle normally starts, cooperate dry reed-pipe and oil float to measure oil box level in real time, satisfy the multi-functional use that fuel tank heats automatically and oil level shows, a plurality of openings that fuel tank need not multi-part be installed, the possibility of the environmental pollution that reduction causes because of fuel blow, it is simple in structure, compact, easily manufactured, cost is low, it is convenient to safeguard, has thoroughly solved the difficult difficult problem that starts of motor car engine in winter.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the utility model user mode schematic representation.

Among the figure: fuel tank 1, controller 2, power interface 3, base 4 slips through the net 5, oil outlet tube 6,

temperature transducer

7,8, heater band 9,10, oil out port 11, oil return interface 12, oil outlet 13, return opening 14, filler opening 15, pressure controlled valve 16, dry reed-pipe 17, oil float 18, flange 19.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

The fuel tank of vehicle that has automatic heating and oil level display integrated device shown in Fig. 1,2 mainly comprises fuel tank 1, controller 2, base 4, slips through the net 5, oil outlet tube 6, dry reed-pipe 17 and oil float 18.The flange 19 of controller 2 bottoms is installed on fuel tank 1 housing upper surface, controller 2 outer side surfaces are provided with the oil out port 11 that is positioned at outside the fuel tank 1, oil return interface 12, pressure controlled valve 16 and power interface 3, controller 2 flanges 19 are provided with oil outlet 13 and the return opening 14 that is positioned at fuel tank 1, oil out port 11 is communicated with oil outlet 13, oil return interface 12 is communicated with return opening 14, controller 2 oil outlets 13 connect oil outlet tube 6 one ends, oil outlet tube 6 the other ends connect the base 4 near fuel tank 1 inner bottom part, the end that oil outlet tube 6 connects bases 4 is provided with to be placed on the oil outlet tube and to be connected in slips through the net 5 on the base, the inner oil outlet tube 6 of slipping through the net is provided with the filler opening 15 that is communicated with fuel tank 1, filler opening 15 is provided with first temperature transducer 7 and first heater band 9, and controller 2 oil outlets 13 are provided with second temperature transducer 8 and second heater band 10; Dry reed-pipe 17 1 ends are connected in controller 2 flange in the bottom 19, the other end is connected on the base 4, flip sleeve is connected to oil float 18 on the dry reed-pipe 17, and dry reed-pipe 17, first and

second temperature transducer

7,8 and first and second heater band 9,10 all are connected in the control circuit in the controller 2.

Have the oil out port 11 of fuel tank of vehicle of automatic heating and oil level display integrated device and in-line and the return line that oil return interface 12 is connected to motor car engine respectively, power interface 3 is connected to car accumulator.Behind the automobile starting, storage battery is to powering through 3 pairs of controllers of

power interface

2,7 work of first temperature transducer also detect filler opening 15 fuel oil temperature on every side, when fuel oil temperature is lower than the wax deposition setting value, fuel tank 1 bottom fuel oil wax deposition, first temperature transducer 7 is sent to controller 2 with signal, the 9 work heating of controller 2 control first heater band, the wax deposition fuel oil around the filler opening 15 be heated melt the back by oil outlet tube 6 successively through oil outlet 13, oil out port 11 to the motor car engine fuel feeding; This moment, second temperature transducer 8 detected hydraulic fluid port 13 fuel oil temperatures, when fuel oil temperature is higher than the motor car engine oil temperature supplying, second temperature transducer 8 is sent to controller 2 with signal, controller 2 controls first heater band 9 stops heating, when fuel oil temperature is lower than the motor car engine oil temperature supplying, second temperature transducer 8 is sent to controller 2 with signal, 10 heating of controller 2 controls second heater band, the compensated fuel temperature reaches the motor car engine oil temperature supplying until fuel oil temperature, and controller 2 first and second temperature transducers of control stop heating.

Fuel oil via controller 2 oil out port 11 are to the motor car engine fuel feeding, oil inflame part back by motor car engine to the fuel tank oil return, returning-oil temperature is higher, can effectively improve fuel oil temperature in the case after entering fuel tank, heating sensor need not work long hours, only work when automobile starting, when fuel oil temperature reached the motor car engine oil temperature supplying, heating sensor promptly quit work.

Controller 2 upward pressure control valves 16 are controlled fuel tank 1 internal pressure all the time, guarantee the safe handling of fuel tank; Oil float 18 on the dry reed-pipe 17 slides up and down on dry reed-pipe 17 with fuel liquid level lifting in the fuel tank 1, and fuel level scenarios is reflected into motormeter, is convenient to the driver and understands oil level situation in the fuel tank.

Claims

1. fuel tank of vehicle with automatic heating and oil level display integrated device, mainly comprise fuel tank (1) and automatic heating device, it is characterized in that: described automatic heating device comprises controller (2), oil outlet tube (6) and base (4), the controller bottom is provided with flange (19), oil outlet (13) and return opening (14), controller is connected on fuel tank (1) shell through flange, controller bottom oil outlet connects oil outlet tube (6) one ends, the other end of oil outlet tube connects base, the oil outlet tube that connects oil outlet tube one end of base is provided with filler opening (15), filler opening is arranged at and is set in the slipping through the net on the oil outlet tube (5), and the filler opening place of oil outlet tube is provided with first temperature transducer (7) and first heater band (9) in slipping through the net; Described controller side is provided with oil out port (11), oil return interface (12) and power interface (3), and oil out port is communicated with oil outlet, and the oil return interface is communicated with return opening, and oil outlet is provided with second temperature transducer (8) and second heater band (10); Described first and second temperature transducer, first and second heater band all connect controller.

2. the fuel tank of vehicle with automatic heating and oil level display integrated device according to claim 1 is characterized in that: described controller (2) side also is provided with and is communicated with the inside and outside pressure controlled valve (16) of fuel tank (1).

3. the fuel tank of vehicle with automatic heating and oil level display integrated device according to claim 1, it is characterized in that: described controller (2) bottom also connects the dry reed-pipe (17) of an external automobile instrument, the dry reed-pipe the other end connects base (4), socket oil float (18) on the dry reed-pipe.