CN210191157U - Oil tank assembly with optimized structure - Google Patents
Oil tank assembly with optimized structure Download PDFInfo
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- CN210191157U CN210191157U CN201921288746.1U CN201921288746U CN210191157U CN 210191157 U CN210191157 U CN 210191157U CN 201921288746 U CN201921288746 U CN 201921288746U CN 210191157 U CN210191157 U CN 210191157U
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Abstract
The utility model discloses an oil tank assembly with optimized structure, which comprises an oil tank, an oil pump, an oil filling pipe, a carbon tank, a CVS valve, a rough filter, an evaporation pipeline and a circulation pipeline, wherein the oil tank is provided with a liquid collector in a matching way, the oil pump is provided with an FLVV valve in a matching way, the oil filling pipe comprises a front-section oil filling neck pipe, a rear-section oil filling hard pipe, a front-section oil filling hose, a rear-section oil filling hose, a circulation hard pipe and a rough filter mounting bracket, the front-section oil filling neck pipe is connected with the rear-section oil filling hard pipe through the front-section oil filling hose, and the rear-section oil filling hard pipe is connected with the oil tank through; one end of the circulating hard pipe is connected with the oil inlet end of the front section oil filling neck pipe, and the other end of the circulating hard pipe is connected with the evaporation pipeline through a circulating pipeline. The utility model discloses arrange fuel tank again, make the oil feed end that refuels the hard tube to the perpendicular drop that the back end refueled the end that produces oil of hose satisfy refuels smooth and easy nature and form the liquid seal requirement.
Description
Technical Field
The utility model relates to a passenger train manufacturing technical field, more specifically says a configuration optimization's oil tank assembly.
Background
At present, the fuel tank is generally assembled with components such as a fuel filling pipe and a carbon tank, and during assembly, the carbon tank and a nylon circulating pipe are required to be connected with an FLVV valve on the fuel tank.
However, with the introduction of the national six regulations, the gasoline vehicle needs to meet the national six fuel emission requirements, and in combination with the existing vehicle body structure, the gasoline vehicle brings some problems to the fuel tank assembly, which include:
① the height difference between the carbon canister assembly and the FLVV valve vent end is 15mm to 25mm, fuel easily enters the carbon canister to make the carbon powder invalid;
② the vertical fall from the oil inlet end of the refueling hard pipe to the oil outlet end of the rear refueling hose is less than or equal to 400mm, which causes unsmooth refueling and the pipeline can not form liquid seal, thus the national six-fuel oil emission requirement can not be satisfied;
③ ROV valve of plastic oil tank can not be installed inside, the number of holes on the oil tank body needs to be increased, and the risk that the evaporation emission can not meet the requirements of the regulations is increased;
④ the coarse filter cloth is arranged under the floor of the vehicle body, so that the vehicle is easy to be blocked by water when wading, and the oil tank is not smooth to ventilate and refuel;
⑤ the structure of the vehicle body is limited, and the arrangement of the oil filling pipe generates a sinking section, which is not beneficial to the smoothness of oil filling and influences the liquid sealing effect.
Therefore, there is a need to provide a new fuel tank assembly to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a tank assembly of configuration optimization, its main aim at overcome prior art and have above-mentioned not enough and shortcoming.
The utility model adopts the technical scheme as follows:
an oil tank assembly with an optimized structure comprises an oil tank, an oil pump, an oil filling pipe, a carbon tank, a CVS valve, a rough filter, an evaporation pipeline and a circulation pipeline, wherein a liquid collector is arranged on the oil tank in a matching manner, the oil pump is provided with an FLVV valve in a matching manner, the oil filling pipe comprises a front-section oil filling neck pipe, a rear-section oil filling hard pipe, a front-section oil filling hose, a rear-section oil filling hose, a circulation hard pipe and a rough filter mounting bracket, the front-section oil filling neck pipe is connected with the rear-section oil filling hard pipe through the front-section oil filling hose, and the rear-section oil filling hard pipe is connected with the oil tank; one end of the circulating hard tube is connected with the oil inlet end of the front-section oil filling neck tube, and the other end of the circulating hard tube is connected with the evaporation pipeline through a circulating pipeline; the evaporation pipeline is provided with three-way connecting ends which are respectively a first through connecting end, a second through connecting end and a third through connecting end, wherein the first through connecting end is connected with the oil pump through the liquid collector, the second through connecting end is connected with the adsorption port of the carbon tank, and the third through connecting end is connected with the circulating pipeline; one end of the coarse filter is connected with the front section oiling neck pipe through the coarse filter mounting bracket, the other end of the coarse filter is connected with the CVS valve through a pipeline with the CVS valve, and the end of the pipeline with the CVS valve is also communicated with the ventilation end of the carbon tank; and the adsorption end of the carbon tank is connected with the FLVV valve ventilation end of the oil pump through the evaporation pipeline and the liquid collector.
Furthermore, the vertical drop between the oil inlet end of the front-section refueling neck pipe and the oil outlet end of the rear-section refueling hose is between 495 and 505 mm.
Further, the vertical drop from the adsorption end of the carbon tank to the ventilation end of the FLVV valve of the oil pump is 15-25 mm.
Furthermore, the carbon tank and the FLVV valve ventilation end of the oil pump are respectively provided with a second liquid collector.
Furthermore, an ROV valve is also arranged in the oil tank in a matching way and is connected with the FLVV valve ventilation end of the oil pump through a pipeline.
Still further, the strainer is disposed above a floor of the body filler tube cavity.
Furthermore, the vehicle body metal plate is provided with a through hole which is used for the walking arrangement of the oil filling pipe.
Furthermore, the oil tank is made of metal.
Through the above-mentioned right the utility model discloses a description compares with prior art, the advantage of the utility model lies in:
1. the utility model discloses a carbon canister and FLVV valve end increase of ventilating has set up the second liquid trap, makes to let out the fuel from FLVV valve here and is detained, evaporation, backward flow oil tank, ensures that the fuel can't get into the carbon canister.
2. The utility model discloses arrange fuel tank again, the perpendicular fall that makes the oil feed end of refueling the hard tube refuel the end of producing oil of hose to the back end is located 495mm to 505mm between, satisfies to refuel smooth and easy nature and form the liquid seal requirement.
3. The utility model discloses a metal oil tank to it has the ROV valve to embed in the oil tank, ventilates the end in FLVV valve through the tube coupling, avoids plastic oil tank ROV valve to install the requirement that needs trompil alone on the oil tank body, reduces the evaporation emission risk.
4. The utility model discloses a colating cloth arranges automobile body and adds oil pipe cavity floor top position in, and the jam risk of intaking when avoiding the vehicle to wade.
5. The utility model discloses a carry out the trompil setting at the automobile body panel beating for add oil pipe and walk to arrange, avoid producing the section of sinking and cause to refuel not smooth and can't form the risk of liquid seal.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of another aspect of the present invention.
Detailed Description
An oil tank assembly with an optimized structure comprises an oil tank 1, an oil pump 2, an oil filling pipe 3, a carbon tank 4, a CVS valve 5, a rough filter 6, an evaporation pipeline 7 and a circulation pipeline 8, wherein a liquid collector 11 is arranged on the oil tank 1 in a matching manner, an FLVV valve 21 is arranged on the oil pump 2 in a matching manner, the oil filling pipe 3 comprises a front-section oil filling neck pipe 31, a rear-section oil filling hard pipe 32, a front-section oil filling hose 33, a rear-section oil filling hose 34, a circulation hard pipe 35 and a rough filter mounting bracket 36, the front-section oil filling neck pipe 31 is connected with the rear-section oil filling hard pipe 32 through the front-section oil filling hose 33, and the rear-section oil filling hard pipe 32 is connected with the oil tank 1; one end of the circulating hard tube 35 is connected with the oil inlet end of the front section oil filling neck tube 31, and the other end of the circulating hard tube is connected with the evaporation pipeline 7 through the circulating pipeline 8; the evaporation pipeline 7 is provided with three-way connecting ends which are respectively a first through connecting end, a second through connecting end and a third through connecting end, wherein the first through connecting end is connected with the oil pump 2 through the liquid collector 11, the second through connecting end is connected with the adsorption port of the carbon tank 4, and the third through connecting end is connected with the circulating pipeline 8; one end of the coarse filter 6 is connected with the front section oiling neck pipe 31 through the coarse filter mounting bracket 36, the other end of the coarse filter 6 is connected with the CVS valve 5 through a pipeline carried by the coarse filter 6, and the pipeline end carried by the CVS valve 5 is also communicated with a ventilation end of the carbon tank 4; the adsorption end of the carbon tank 4 is connected with the FLVV valve ventilation end of the oil pump 2 through the evaporation pipeline 7 and the liquid collector 11.
Furthermore, the vertical drop between the oil inlet end of the front refueling neck pipe 31 and the oil outlet end of the rear refueling hose 34 is between 495 and 505 mm.
Furthermore, the vertical drop from the adsorption end of the carbon tank 4 to the ventilation end of the FLVV valve of the oil pump 2 is between 15 and 25 mm.
Furthermore, the canister 4 and the FLVV vent of the oil pump 2 are respectively provided with a second liquid trap (not shown).
Furthermore, an ROV valve is also cooperatively installed inside the oil tank 1, and the ROV valve is connected to the FLVV valve ventilation end of the oil pump 2 through a pipeline.
Further, the strainer 6 is disposed at a position above the body filler tube cavity floor 9.
Further, the vehicle body metal plate 10 is provided with a through hole for running arrangement of the filler pipe.
Furthermore, the oil tank 1 is made of metal.
Through the above-mentioned right the utility model discloses a description compares with prior art, the advantage of the utility model lies in:
1. the utility model discloses a carbon canister and FLVV valve end increase of ventilating has set up the second liquid trap, makes to let out the fuel from FLVV valve here and is detained, evaporation, backward flow oil tank, ensures that the fuel can't get into the carbon canister.
2. The utility model discloses arrange fuel tank again, the perpendicular fall that makes the oil feed end of refueling the hard tube refuel the end of producing oil of hose to the back end is located 495mm to 505mm between, satisfies to refuel smooth and easy nature and form the liquid seal requirement.
3. The utility model discloses a metal oil tank to it has the ROV valve to embed in the oil tank, ventilates the end in FLVV valve through the tube coupling, avoids plastic oil tank ROV valve to install the requirement that needs trompil alone on the oil tank body, reduces the evaporation emission risk.
4. The utility model discloses a colating cloth arranges automobile body and adds oil pipe cavity floor top position in, and the jam risk of intaking when avoiding the vehicle to wade.
5. The utility model discloses a carry out the trompil setting at the automobile body panel beating for add oil pipe and walk to arrange, avoid producing the section of sinking and cause to refuel not smooth and can't form the risk of liquid seal.
The above is only the concrete implementation of the present invention, but the design concept of the present invention is not limited to this, and all the design concepts are to be utilized to improve the present invention insubstantially, and all the behaviors belonging to the infringement of the protection scope of the present invention should be considered.
Claims (6)
1. A fuel tank assembly that configuration optimization, its characterized in that: the device comprises an oil tank, an oil pump, an oil filling pipe, a carbon tank, a CVS valve, a rough filter, an evaporation pipeline and a circulation pipeline, wherein a liquid collector is arranged on the oil tank in a matching way, an FLVV valve is arranged on the oil pump in a matching way, the oil filling pipe comprises a front section oil filling neck pipe, a rear section oil filling hard pipe, a front section oil filling hose, a rear section oil filling hose, a circulation hard pipe and a rough filter mounting bracket, the front section oil filling neck pipe is connected with the rear section oil filling hard pipe through the front section oil filling hose, and the rear section oil filling hard pipe is connected with the oil tank through the rear section oil filling; one end of the circulating hard tube is connected with the oil inlet end of the front-section oil filling neck tube, and the other end of the circulating hard tube is connected with the evaporation pipeline through a circulating pipeline; the evaporation pipeline is provided with three-way connecting ends which are respectively a first through connecting end, a second through connecting end and a third through connecting end, wherein the first through connecting end is connected with the oil pump through the liquid collector, the second through connecting end is connected with the adsorption port of the carbon tank, and the third through connecting end is connected with the circulating pipeline; one end of the coarse filter is connected with the front section oiling neck pipe through the coarse filter mounting bracket, the other end of the coarse filter is connected with the CVS valve through a pipeline with the CVS valve, and the end of the pipeline with the CVS valve is also communicated with the ventilation end of the carbon tank; and the adsorption end of the carbon tank is connected with the FLVV valve ventilation end of the oil pump through the evaporation pipeline and the liquid collector.
2. A structurally optimized fuel tank assembly according to claim 1, wherein: the vertical fall between the oil inlet end of the front-section refueling neck pipe and the oil outlet end of the rear-section refueling hose is positioned between 495mm and 505 mm.
3. A structurally optimized fuel tank assembly according to claim 1, wherein: the vertical drop from the adsorption end of the carbon tank to the ventilation end of the FLVV valve of the oil pump is 15-25 mm.
4. A structurally optimized fuel tank assembly according to claim 1, wherein: and the carbon tank and the FLVV valve ventilation end of the oil pump are respectively provided with a second liquid collector.
5. A structurally optimized fuel tank assembly according to claim 1, wherein: the interior of the oil tank is also provided with an ROV valve in a matching way, and the ROV valve is connected to the FLVV valve ventilation end of the oil pump through a pipeline.
6. A structurally optimized fuel tank assembly according to claim 1, wherein: the rough filter is arranged at the position above the floor of the oil filling pipe cavity of the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288746.1U CN210191157U (en) | 2019-08-09 | 2019-08-09 | Oil tank assembly with optimized structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288746.1U CN210191157U (en) | 2019-08-09 | 2019-08-09 | Oil tank assembly with optimized structure |
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| Publication Number | Publication Date |
|---|---|
| CN210191157U true CN210191157U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921288746.1U Active CN210191157U (en) | 2019-08-09 | 2019-08-09 | Oil tank assembly with optimized structure |
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| CN (1) | CN210191157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103860A (en) * | 2021-05-12 | 2021-07-13 | 福州市唯联高鑫智能科技有限公司 | High-pressure oil tank for carrying extended-range electric logistics vehicle |
-
2019
- 2019-08-09 CN CN201921288746.1U patent/CN210191157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103860A (en) * | 2021-05-12 | 2021-07-13 | 福州市唯联高鑫智能科技有限公司 | High-pressure oil tank for carrying extended-range electric logistics vehicle |
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