CN212716956U - Filtering device for fuel oil system - Google Patents
Filtering device for fuel oil system Download PDFInfo
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- CN212716956U CN212716956U CN202020738849.XU CN202020738849U CN212716956U CN 212716956 U CN212716956 U CN 212716956U CN 202020738849 U CN202020738849 U CN 202020738849U CN 212716956 U CN212716956 U CN 212716956U
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- division board
- intake pipe
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Abstract
The utility model discloses a filter equipment for fuel oil system, fuel oil system includes fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core.
Description
Technical Field
The utility model relates to a car country VI discharges the field, especially relates to a filter equipment for fuel oil system.
Background
In the traditional automobile fuel system of China V, fuel vapor in a fuel tank is mainly carried out through an activated carbon canister, when an engine is started, fuel vapor of the activated carbon canister is adsorbed by controlling an electromagnetic valve of the activated carbon canister to open through an ECU, if the engine does not work, the fuel vapor can be always stored in the activated carbon canister, a conventional activated carbon canister has three interfaces, one interface is the fuel tank and is connected with the activated carbon canister to play a role of introducing the fuel vapor into the activated carbon canister, the other interface is connected with the activated carbon canister and is used for introducing the fuel vapor into the engine to be combusted again when the engine is started, the other interface is connected with the atmosphere to play a role of balancing the pressure when the vapor of the activated carbon canister is desorbed to the engine, but a pipe port connected with the atmosphere is usually directly exposed to the atmosphere, or a dust filtering device is simply added, because the activated carbon canister is not in a closed state, partial vapor can be, resulting in environmental pollution. The VI evaporative emission standard of automobile implementation country at present is changed to 0.35g/test from original 2g/test, and although the VI fuel oil system of country at present increases carbon tank reserve volume, can save more fuel steam and increase the filter equipment that the carbon tank connects atmospheric, has reached the emission requirement, but filter equipment only has the middle hindrance cavity structures that does not increase of filter core to do not deposit the effect of the oil droplet that fuel steam meets the cold formation, the oil droplet causes the filter core to accumulate the jam easily, needs improve.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned not enough of present VI fuel oil system existence, the utility model provides a filter equipment for fuel oil system can reach the oil droplet that deposit fuel steam meets cold formation, prevents that oil droplet from accumulating the effect of blockking up the filter core.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a filter equipment for fuel oil system, fuel oil system includes fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end.
According to the utility model discloses an aspect, the division board still includes the backup pad, backup pad upper end sets up on first division board, the division board lower extreme sets up on the second division board, the whole I-shaped that is of division board. Stabilize first division board and second division board through the backup pad, increase filter equipment stability can.
According to the utility model discloses an aspect, fuel oil system still includes evaporating pipe, desorption pipe and filter tube, the fuel tank is linked together through evaporating pipe and carbon tank, the carbon tank is linked together through desorption pipe and filter equipment. Oil in the fuel tank enters the carbon tank through the evaporation pipe to become oil vapor, most of the oil vapor enters the engine through the desorption pipe to be used, and part of leaked oil vapor enters the filtering device through the filtering pipe.
According to the utility model discloses an aspect, the casing is cylindric, the gas outlet sets up at the casing top, the air inlet sets up in the casing bottom, the intake pipe bottom be linked together with the air inlet the filter core sets up top in the casing the division board sets up in the filter core below, the intake pipe top sets up on the second division board. The area of the filtering device can be maximized by the cylindrical shell, and the position of the filter element can ensure that oil vapor is fully filtered.
According to an aspect of the present invention, the first isolation plate and the second isolation plate are circular, the second isolation radius is smaller than the first isolation plate radius, and the first isolation plate radius is the same as the inner radius of the housing.
According to an aspect of the present invention, the housing includes a housing, an upper end cap disposed at a top of the housing, and a lower end cap disposed at a bottom of the housing, wherein the gas outlet is disposed on the upper end cap.
According to the utility model discloses an aspect, be provided with the fixed plate on the casing, be provided with the screw hole on the fixed plate, filter equipment passes through the fixed plate and the setting of screw hole is on the fuel tank.
According to the utility model discloses an aspect, the intake pipe is round platform shape, intake pipe upper end radius is greater than the radius of intake pipe lower extreme.
According to an aspect of the present invention, the canister is disposed on the fuel chamber.
According to an aspect of the present invention, the number of the gas outlets is at least two.
The utility model discloses the advantage of implementing:
fuel oil system includes fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing formation cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a filtering device for a fuel system according to the present invention;
FIG. 2 is a schematic structural diagram of a filtering device for a fuel system according to the present invention;
fig. 3 is a perspective view of a cross-sectional view of a filter a of a filter device for a fuel system according to the present invention.
The attached drawings are marked as follows: 1. an upper end cover; 2. a housing; 3. a fixing plate; 4. a lower end cover; 5. an air inlet; 6. an air outlet; 7. a filter element; 8. filtering holes; 9. a cavity; 10. a separator plate; 11. an air outlet; 12. an evaporation tube; 13. a carbon tank; 14. detaching the tube; 15. a filter tube; 16. a fuel tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, 2 and 3, a filter equipment for fuel oil system, fuel oil system includes fuel tank 16, carbon canister 13 and filter equipment, filter equipment includes casing, gas outlet 6, air inlet 5, intake pipe, division board 10 and filter core 7, and division board 10 includes first division board and second division board, be provided with filtration pore 8 on the first division board, the intake pipe lower extreme is linked together with air inlet 5, the intake pipe upper end is sealed, the intake pipe upper end is provided with venthole 11, first division board and casing formation cavity, the second division board is located the intake pipe directly over, filter core 7 sets up in first division board upper end.
In this embodiment, the fuel system further includes an evaporation pipe 12, a desorption pipe 14, and a filtering pipe 15, the fuel tank 16 is communicated with the canister 13 through the evaporation pipe 12, and the canister 13 is communicated with the filtering device through the desorption pipe 14. The carbon tank is communicated with the interior of the engine through a desorption pipe to supply oil for the engine.
The advantages of this embodiment:
this embodiment is passed through fuel oil system, including fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core.
Example two:
as shown in fig. 1, 2 and 3, a filter equipment for fuel oil system, fuel oil system includes fuel tank 16, carbon canister 13 and filter equipment, filter equipment includes casing, gas outlet 6, air inlet 5, intake pipe, division board 10 and filter core 7, and division board 10 includes first division board and second division board, be provided with filtration pore 8 on the first division board, the intake pipe lower extreme is linked together with air inlet 5, the intake pipe upper end is sealed, the intake pipe upper end is provided with venthole 11, first division board and casing formation cavity, the second division board is located the intake pipe directly over, filter core 7 sets up in first division board upper end.
In this embodiment, the fuel system further includes an evaporation pipe 12, a desorption pipe 14, and a filtering pipe 15, the fuel tank 16 is communicated with the canister 13 through the evaporation pipe 12, and the canister 13 is communicated with the filtering device through the desorption pipe 14. The carbon tank is communicated with the interior of the engine through a desorption pipe to supply oil for the engine.
In this embodiment, the isolation plate 10 further includes a support plate, the upper end of the support plate is disposed on the first isolation plate, the lower end of the isolation plate is disposed on the second isolation plate, and the isolation plate 10 is integrally i-shaped.
The advantages of this embodiment:
this embodiment is passed through fuel oil system, including fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core. Stabilize first division board and second division board through the backup pad, increase filter equipment stability can.
Example three:
as shown in fig. 1, 2 and 3, a filter equipment for fuel oil system, fuel oil system includes fuel tank 16, carbon canister 13 and filter equipment, filter equipment includes casing, gas outlet 6, air inlet 5, intake pipe, division board 10 and filter core 7, and division board 10 includes first division board and second division board, be provided with filtration pore 8 on the first division board, the intake pipe lower extreme is linked together with air inlet 5, the intake pipe upper end is sealed, the intake pipe upper end is provided with venthole 11, first division board and casing formation cavity, the second division board is located the intake pipe directly over, filter core 7 sets up in first division board upper end.
In this embodiment, the fuel system further includes an evaporation pipe 12, a desorption pipe 14, and a filtering pipe 15, the fuel tank 16 is communicated with the canister 13 through the evaporation pipe 12, and the canister 13 is communicated with the filtering device through the desorption pipe 14. The carbon tank is communicated with the interior of the engine through a desorption pipe to supply oil for the engine.
In this embodiment, the isolation plate 10 further includes a support plate, the upper end of the support plate is disposed on the first isolation plate, the lower end of the isolation plate is disposed on the second isolation plate, and the isolation plate 10 is integrally i-shaped.
In this embodiment, the casing is cylindric, gas outlet 6 sets up at the casing top, air inlet 5 sets up in the casing bottom, the intake pipe bottom be linked together with air inlet 5 filter core 7 sets up top in the casing division board 10 sets up in filter core 7 below, the intake pipe top sets up on the second division board.
The advantages of this embodiment:
this embodiment is passed through fuel oil system, including fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core. Stabilize first division board and second division board through the backup pad, increase filter equipment stability can. The area of the filtering device can be maximized by the cylindrical shell, and the position of the filter element can ensure that oil vapor is fully filtered.
Example four:
as shown in fig. 1, 2 and 3, a filter equipment for fuel oil system, fuel oil system includes fuel tank 16, carbon canister 13 and filter equipment, filter equipment includes casing, gas outlet 6, air inlet 5, intake pipe, division board 10 and filter core 7, and division board 10 includes first division board and second division board, be provided with filtration pore 8 on the first division board, the intake pipe lower extreme is linked together with air inlet 5, the intake pipe upper end is sealed, the intake pipe upper end is provided with venthole 11, first division board and casing formation cavity, the second division board is located the intake pipe directly over, filter core 7 sets up in first division board upper end.
In this embodiment, the fuel system further includes an evaporation pipe 12, a desorption pipe 14, and a filtering pipe 15, the fuel tank 16 is communicated with the canister 13 through the evaporation pipe 12, and the canister 13 is communicated with the filtering device through the desorption pipe 14. The carbon tank is communicated with the interior of the engine through a desorption pipe to supply oil for the engine.
In this embodiment, the isolation plate 10 further includes a support plate, the upper end of the support plate is disposed on the first isolation plate, the lower end of the isolation plate is disposed on the second isolation plate, and the isolation plate 10 is integrally i-shaped.
In this embodiment, the casing is cylindric, gas outlet 6 sets up at the casing top, air inlet 5 sets up in the casing bottom, the intake pipe bottom be linked together with air inlet 5 filter core 7 sets up top in the casing division board 10 sets up in filter core 7 below, the intake pipe top sets up on the second division board.
In this embodiment, the first isolation plate and the second isolation plate are circular, the second isolation radius is smaller than the first isolation plate radius, and the first isolation plate radius is the same as the inner radius of the housing.
In the present embodiment, the housing includes a housing 2, an upper end cap 1 disposed on the top of the housing 2, and a lower end cap 4 disposed on the bottom of the housing 2, and the air outlet 6 is disposed on the upper end cap 1.
In this embodiment, the housing is provided with a fixing plate 3, the fixing plate 3 is provided with a threaded hole, and the filter device is disposed on the fuel tank 16 through the fixing plate 3 and the threaded hole.
In this embodiment, the air inlet pipe is in a circular truncated cone shape, and the radius of the upper end of the air inlet pipe is larger than that of the lower end of the air inlet pipe.
In the present embodiment, the canister 13 is provided on the fuel chamber 16.
In this embodiment, there are at least two air outlets 6.
The utility model discloses the advantage of implementing:
this embodiment is passed through fuel oil system, including fuel tank, carbon tank and filter equipment, filter equipment includes casing, gas outlet, air inlet, intake pipe, division board and filter core, and the division board includes first division board and second division board, be provided with the filtration pore on the first division board, the intake pipe lower extreme is linked together with the air inlet, the intake pipe upper end is sealed, the intake pipe upper end is provided with the venthole, first division board and casing form the cavity, the second division board is located the intake pipe directly over, the filter core sets up in first division board upper end. Through setting up the upper end at the intake pipe with the second division board for oil droplet that the oil steam precooling formed can not block up the venthole of intake pipe, and oil droplet also can not block up the filtration pore on the first division board, can reach deposit fuel steam and meet the oil droplet that cold formed, prevents that oil droplet from accumulating the effect of blockking up the filter core. Stabilize first division board and second division board through the backup pad, increase filter equipment stability can. The area of the filtering device can be maximized by the cylindrical shell, and the position of the filter element can ensure that oil vapor is fully filtered. Through the fixed filter equipment that can stabilize of fixed plate.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A filter arrangement for a fuel system, the fuel system including a fuel tank, a canister and a filter arrangement, wherein: the filter device comprises a shell, a gas outlet, a gas inlet pipe, a separation plate and a filter element, wherein the separation plate comprises a first separation plate and a second separation plate, a filter hole is formed in the first separation plate, the lower end of the gas inlet pipe is communicated with the gas inlet, the upper end of the gas inlet pipe is sealed, the upper end of the gas inlet pipe is provided with a gas outlet hole, a cavity is formed between the first separation plate and the shell, the second separation plate is located right above the gas inlet pipe, and the filter element is arranged at the upper end of the first separation plate.
2. A filter arrangement for a fuel system as claimed in claim 1, wherein: the division board still includes the backup pad, the backup pad upper end sets up on first division board, the division board lower extreme sets up on the second division board, the division board is whole to be the I-shaped.
3. A filter arrangement for a fuel system as claimed in claim 1, wherein: the fuel oil system further comprises an evaporation pipe, a desorption pipe and a filter pipe, the fuel oil tank is communicated with the carbon tank through the evaporation pipe, and the carbon tank is communicated with the filter device through the desorption pipe.
4. A filter arrangement for a fuel system as claimed in claim 1, wherein: the first isolation plate and the second isolation plate are circular, the radius of the second isolation plate is smaller than that of the first isolation plate, and the radius of the first isolation plate is the same as that of the inside of the shell.
5. A filter arrangement for a fuel system according to any one of claims 1-4, characterised in that: the casing is cylindric, the gas outlet sets up at the casing top, the air inlet sets up in the casing bottom, the intake pipe bottom be linked together with the air inlet the filter core sets up top in the casing the division board sets up in the filter core below, the intake pipe top sets up on the second division board.
6. A filter arrangement for a fuel system as claimed in claim 5, wherein: the shell comprises a shell, an upper end cover arranged at the top of the shell and a lower end cover arranged at the bottom of the shell, and the air outlet is arranged on the upper end cover.
7. A filter arrangement for a fuel system as claimed in claim 5, wherein: the shell is provided with a fixing plate, the fixing plate is provided with a threaded hole, and the filtering device is arranged on the fuel tank through the fixing plate and the threaded hole.
8. A filter arrangement for a fuel system as claimed in claim 5, wherein: the air inlet pipe is in a circular truncated cone shape, and the radius of the upper end of the air inlet pipe is larger than that of the lower end of the air inlet pipe.
9. A filter arrangement for a fuel system as claimed in claim 5, wherein: the carbon tank is arranged on the fuel chamber.
10. A filter arrangement for a fuel system as claimed in claim 5, wherein: and at least two air outlets are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738849.XU CN212716956U (en) | 2020-05-08 | 2020-05-08 | Filtering device for fuel oil system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738849.XU CN212716956U (en) | 2020-05-08 | 2020-05-08 | Filtering device for fuel oil system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212716956U true CN212716956U (en) | 2021-03-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020738849.XU Active CN212716956U (en) | 2020-05-08 | 2020-05-08 | Filtering device for fuel oil system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212716956U (en) |
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2020
- 2020-05-08 CN CN202020738849.XU patent/CN212716956U/en active Active
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