Oil consumption testing device
Technical field
The present invention relates to oil consumption testing device.
Background technology
Engineering machinery or the oil consumption level of haulage vehicle are an important indicators, and oil consumption level is entered by oil consumption testing device
Row test.Chinese patent application publication No. is that the A of CN 102620787 application for a patent for invention discloses a kind of EFI gasoline engine
Machine automobile-mounted oil consumption method of testing and device, including threeway, threeway outlet are connected to fuel feeding electromagnetism respectively, valve and unload electromagnetic oil
Valve, the solenoid other end that unloads is former car oil return pipe branch pipe, and the powering electromagnetic valve is another to be terminated with oil storage tank, oil storage tank
Top is equipped with soft connection device, and oil storage tank upper end is respectively equipped with breather pipe and engine oil return pipe, pacifies respectively in oil storage pot bottom
Equipped with liquid level sensor and engine oil pipe, engine oil pipe is provided with filter, oil pump.The device be configured with oil pump,
Fuel level sensor, magnetic valve, thus it is complicated, cost is high, reduce system reliability.Chinese patent notification number is CN
2114144U utility model patent discloses a kind of calibration-type vehicle oil consumption analyzer, and it is by measuring, showing, controlling three
It is grouped into, wherein metering section has hopper, multiple calibrating blocks and passage, and display portion has display tube and with graduated meter
There is three-way cock template, control section.The utility model does not consider engine fuel oil return when determining oil consumption, and measurement result is
It is insecure.Chinese patent notification number is that the U of CN 201707089 utility model discloses a kind of plug-in oil-barrel type complete-vehicle oil consumption
Test device, including former car fuel tank, former car fuel tank outlet line and former car tank drainback pipeline, former car fuel tank is fuel-displaced, oil return
Pipeline is plugged into former car fuel tank respectively, in addition to plug-in oil drum, plug-in oil drum outlet line and plug-in oil drum return line, outside
Extension oil drum is fuel-displaced, return line is plugged into plug-in oil drum respectively, forms the plug-in oil drum two set fuel feeding systems in parallel with former car fuel tank
System, the repairing for being used for completing plug-in oil drum and complete-vehicle oil consumption is coordinated to survey by the opening and closing of the three-way connection in pipeline and valve
Examination.Because under engineering machinery difference measurement condition, the fuel consumption difference in a test loop is very big, the consumption of fixation oil consumption test
Oil mass is much lower compared with the fuel consumption of operation and the oil consumption test of driving operating mode, such as using the oil consumption test dress of only one oil storage container
Put and carry out oil consumption test, and be conveniently and efficiently to calculate oil consumption by directly reading the scale difference on oil storage container, that
, the oil consumption test error of low fuel consumption operating mode can be larger, certainly will bring the measurement accuracy that the oil consumption under different operating modes is tested not
Unanimously, it is impossible to ensure that the measuring accuracy of different operating modes all reaches requirement.
The content of the invention
It is an object of the invention to propose that a kind of measuring accuracy that can make different measurement conditions all reaches the oil consumption survey of requirement
Trial assembly is put.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that:The present invention has outer barrel, and outer barrel has base and consolidated
The outer cylinder body being scheduled on base, outer cylinder body is interior to be provided with dividing plate, and the inner chamber of outer cylinder body is divided into epicoele and cavity of resorption by dividing plate, and upper intracavitary is set
There is the inner barrel being connected on dividing plate, linked up the cavity of resorption of the chamber of inner barrel and outer cylinder body by the first hole on dividing plate;Outer cylinder body
Cavity of resorption in be provided with and be connected to three-way pipe on dividing plate, the inner chamber of three-way pipe communicates with the cavity of resorption of outer cylinder body, and by dividing plate
The epicoele of the inner chamber of three-way pipe and outer cylinder body is linked up in second hole, and a wherein branch pipe for three-way pipe stretches out outer cylinder body, and three-way pipe is matched somebody with somebody
Short blocking and long blocking are put, according to test needs, selects short blocking or long blocking insertion to stretch out in the branch pipe of outer cylinder body, it is long to block
For blocking the UNICOM between the inner chamber of three-way pipe and the cavity of resorption of outer cylinder body;The outside of outer cylinder body is provided with transparent pipe with a scale, band
The epicoele and cavity of resorption of the both ends difference UNICOM outer cylinder body of transparent graduated pipe;The outside of outer cylinder body is provided with valve group, and valve group includes first
Ball valve, the second ball valve, the 3rd ball valve, the 4th ball valve, the first three-way connection and the second three-way connection, it is connected with outer cylinder body with
The first petroleum pipeline and the second petroleum pipeline of chamber UNICOM, the 3rd ball valve is connected on the first petroleum pipeline, and the 3rd ball valve connects with the one or three
One end connection of head, the another both ends of the first three-way connection connect the first ball valve and entered with the engine for leading to engine oil inlet mouth respectively
Oil pipe, another interface connection of the first ball valve lead to the fuel tank flowline of fuel tank oil-out, the 4th ball are connected on the second petroleum pipeline
Valve, the 4th ball valve are connected with one end of the second three-way connection, and the another both ends of the second three-way connection connect the second ball valve and led to respectively
To the engine oil return pipe of engine oil return mouth, the tank drainback of tank drainback mouth is led in another interface connection of the second ball valve
Pipe.
Cover is connected with the top of the outer cylinder body, cover has centre bore, air cleaner is connected on cover.
The outer cylinder body is provided with the lower shunt valve with upper shunt valve and the cavity of resorption UNICOM of the top UNICOM of epicoele, the band
Transparent graduated pipe is connected between shunt valve and lower shunt valve.
The present invention has following good effect:1. the present apparatus is in parallel with first wife's fuel tank of engineering machinery or haulage vehicle, lead to
Ball valve group switching oil circuit is crossed, crude oil case fuel feeding, present apparatus fuel feeding can be realized respectively, be the difference in functionalitys such as present apparatus repairing, test
Facilitate and improve efficiency.2. oil storage container is the bitubular, can determine which tin work used according to different measurement condition fuel consumption
Make, so as to meet the same required precision of different measurement conditions.It is more that 3. once mounting can complete an engine difference measurement condition
Loop test, efficiency high, and avoid repeatedly handling oil pipe from causing the drop of oil to spill and influence precision.4. the present apparatus is simple in construction, adopt
With full mechanical, cost is cheap, good reliability.Brief description of the drawings
Fig. 1 is the internal structure view of the present invention.
Fig. 2 is the external structure view of the present invention.
Fig. 3 is the view of short blocking.
Fig. 4 is the long view blocked.
Fig. 5 is that the test of big fuel consumption operating mode uses figure.
Fig. 6 is that the test of small fuel consumption operating mode uses figure.
Embodiment
Embodiment 1
See Fig. 1 to Fig. 4, the present embodiment has outer barrel 1, and outer barrel 1 has base 1-1 and the outer cylinder body 1- being fixed on base
Fixing collar 1-7 is fixedly connected with the top of 2, outer cylinder body 1-2, cover 1-4 is by being bolted on fixing collar 1-7.Cover 1-4 has
Air cleaner 6 is connected on centre bore 1-4-1, cover 1-4.It is provided with dividing plate 1-3 in outer cylinder body 1-2, dividing plate 1-3 is by outer cylinder body 1-
2 inner chamber is divided into epicoele 1a and cavity of resorption 1b.
The open inner barrel 2 of upper and lower end is provided with the epicoele 1a of outer cylinder body, the lower end of inner barrel 2 is inserted on dividing plate 1-3
The first hole 1-3-1 in and it is fixed, by the first hole 1-3-1 on dividing plate 1-3 by the chamber of inner barrel 2 and the cavity of resorption 1b ditches of outer cylinder body
It is logical.The internal diameter of inner barrel determines according to the oil consumption of small fuel consumption operating mode and the measuring accuracy of needs.
Three-way pipe 4 is provided with the cavity of resorption 1b of outer cylinder body, three-way pipe 4 has three branch pipes, and three-way pipe 4 passes through the first branch pipe 4-
1 is connected on dividing plate 1-3, and corresponding first branch pipe 4-1 junctions are provided with the second hole 1-3-2 on dividing plate 1-3, by second on dividing plate
Hole 1-3-2 links up the epicoele 1a of the inner chamber of three-way pipe 4 and outer cylinder body, the inner chamber 4a of three-way pipe 4 by the second branch pipe 4-2 with it is outer
Cylinder 1-2 cavity of resorption 1b is communicated, and the 3rd branch pipe 4-3 of three-way pipe 4 stretches out outer cylinder body 1-2.
Three-way pipe 4 configures short blocking 5(See Fig. 3)7 are blocked with long(See Fig. 4), according to test needs, select it is short block 5 or
It is long to block in 7 the 3rd branch pipe 4-3 of insertion.
It is short to block in 5 the 3rd branch pipes in three-way pipe 4,(See Fig. 1 and Fig. 5), it is short to block 5 provided with sealing ring 5-1, it is close
In the annular groove of the short blocking 5 of seal 5-1 insertions.
It is long to block 7 in the 3rd branch pipe 4-3 and the second branch pipe 4-2, the first branch pipe 4-1 has been blocked, has blocked three-way pipe 4
Inner chamber 4a and outer cylinder body cavity of resorption 1b between UNICOM, that is, blocked outer cylinder body 1-2 cavity of resorption 1b and epicoele 1a UNICOM.
It is long to block 7 provided with each embedded long two annular grooves blocked on 7 of two sealing ring 7-1, two sealing ring 7-1.
Outer cylinder body 1-2 be provided with the upper shunt valve 1-5 of epicoele 1a top UNICOM and with the top UNICOM of cavity of resorption
Connect band transparent graduated pipe 3 between lower shunt valve 1-6, upper shunt valve 1-5 and lower shunt valve 1-6.
Outer cylinder body 1-2 outside is provided with valve group, and valve group includes the first ball valve K1, the second ball valve K2, the 3rd ball valve K3, the 4th
Ball valve K4, the first three-way connection 13 and the second three-way connection 14.With cavity of resorption 1b bottom UNICOM is connected with outer cylinder body 1-2
One petroleum pipeline 11 and the second petroleum pipeline 12, the 3rd ball valve K3 is connected on the first petroleum pipeline 11, and the 3rd ball valve K3 connects with the one or three
First 13 one end connection, the another both ends of the first three-way connection 13 connect the first ball valve K1 and lead to the hair of engine oil inlet mouth respectively
The fuel tank flowline 17 of fuel tank oil-out is led in motivation oil inlet pipe 15, the first ball valve K1 another interface connection.Second petroleum pipeline
The 4th ball valve K4 is connected on 12, the 4th ball valve K4 is connected with one end of the second three-way connection 14, and another the two of the second three-way connection 14
End connects the second ball valve K2 and leads to the engine oil return pipe 16 of engine oil return mouth respectively, and the second ball valve K2 another interface connects
Connect the tank drainback pipe 18 to tank drainback mouth.
The present apparatus is fixed on automobile to be measured mechanical or to be measured, oil pipe is connected, make the present apparatus and engineering machinery or
First wife's fuel tank of haulage vehicle is in parallel.
The present invention is blocked in 5 the 3rd branch pipe 4-3 of insertion with short, removed when carrying out the oil consumption test of big fuel consumption operating mode
Air filter 6, fuel oil is filled, then install air filter 6.See Fig. 5, now outer cylinder body 1-1 epicoele 1a, cavity of resorption 1b, inner barrel 2
The chamber 3b of chamber 2a and transparent pipe with a scale 3 is UNICOM.When engine needs to preheat or need to do back work, the first ball is opened
Valve K1 and the second ball valve K2, the 3rd ball valve K3 and the 4th ball valve K4 is closed, the fuel oil in now engine consumption first wife's fuel tank.When
When formally being tested, the 3rd ball valve K3 and the 4th K4 ball valves are opened, the first ball valve K1 and the second ball valve K2 is closed, now starts
What machine consumed is the fuel oil in the present apparatus, reads the initial oil mass shown in transparent pipe with a scale, and after completing test, it is oily to read termination
Amount, fuel consumption values are calculated with reference to parameter such as time, work cycle number etc. of other records.If need to be refueled for the present apparatus temporarily, open
First ball valve K1 and the 4th ball valve K4, the second ball valve K2 and the 3rd ball valve K3 is closed, start engine, the oil of fuel tank passes through fuel tank
Flowline 17, the first ball valve K1, engine oil inlet pipe 15, engine, engine oil return pipe 16, the 4th ball valve K4 injection outer cylinder bodies
Cavity of resorption 1b, reach when needing oil mass shut down.
The present invention is shown in Fig. 6 when carrying out the oil consumption test of small fuel consumption operating mode, and 7 the 3rd branch pipe 4-3 of insertion are blocked with long
In, now the inner chamber 4a and outer cylinder body 1-2 of three-way pipe 4 cavity of resorption 1b cut-offs, make outer cylinder body 1-2 cavity of resorption and epicoele obstructed, but
Outer cylinder body 1-2 cavity of resorption 1b, the chamber of the chamber of inner barrel 2 and transparent pipe 3 or UNICOM.Noted with funnel to the intracavitary of inner barrel 2
Fuel oil, or the first ball valve K1 and the 4th ball valve K4 is opened, the second ball valve K2 and the 3rd ball valve K3 is closed, starts engine, starts
Machine oil return will inject outer cylinder body 1-2 cavity of resorption, enter back into inner barrel 2, complete the oiling of inner barrel 2.Tested when formally
When, the 3rd ball valve K3 and the 4th ball valve K4 is opened, closes the first ball valve K1 and the second ball valve K2, the consumption of this state engine
It is the fuel oil in the present apparatus, reads the initial oil mass shown in transparent pipe with a scale, after completing test, reads and terminate oil mass.
Above-mentioned ball valve can also use the valve for the other structures for belonging to block valve class.