CN213743775U - Vehicle fuel fine filter assembly - Google Patents
Vehicle fuel fine filter assembly Download PDFInfo
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- CN213743775U CN213743775U CN202022902910.2U CN202022902910U CN213743775U CN 213743775 U CN213743775 U CN 213743775U CN 202022902910 U CN202022902910 U CN 202022902910U CN 213743775 U CN213743775 U CN 213743775U
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Abstract
The utility model discloses a filter assembly is strained to automobile-used fuel essence, wherein filter core, including the filter core body, the filter core body includes filter core base and filter core apical ring, be provided with the cassette on the filter core base, the upper end of cassette is provided with the filter core apical ring, the cylinder that the cassette encloses after a plurality of equant fifty percent discount for by filter paper, its characterized in that: the filter element top ring center is provided with a filter element oil outlet nozzle, the filter element oil outlet nozzle is provided with an O-shaped sealing ring, and the width of each equal division of the filter sheet is 14-20 mm. Small volume, low cost and high filtering efficiency.
Description
Technical Field
The utility model relates to a filter assembly is strained to automobile-used fuel essence belongs to electronic fuel pump technical field.
Background
The national six-emission regulations are formally released, and the national six-vehicle type is successively pushed out by each large vehicle factory, and compared with the vehicle type before the national five-standard, the national six-vehicle type greatly reduces the emission limit value of the whole vehicle, particularly the evaporative emission of fuel oil, so that the requirements on each part of a fuel oil system are very high. As early as before the fifth of China, most of the vehicle type fuel filter assemblies are arranged outside the fuel tank, and in the sixth of China, in order to reduce fuel evaporative emission, the fuel filter assemblies are required to be integrated inside the fuel pump so as to reduce the number of connecting pipelines and interfaces, reduce the fuel evaporative emission value and consider the replacement convenience of the fuel filter assemblies.
As shown in figure 1, a pump core of an existing fuel filter is arranged in the middle of a filter assembly, the periphery of the pump core is wrapped by a filter core of the filter, and the heat dissipation of the pump core is poor. The filter assembly is too big, and little interface assembly installation is difficult, and plastics materials are many, and is with high costs, and the casing is bulky, and it is big to mould plastics the deformation, and the production difficulty is poor with last lower extreme cover welding back stability moreover.
The filter element is cylindrical, large in diameter and small in height, and comprises a filter element base and a filter element top ring, wherein a filter disc is arranged on the filter element base, the upper end of the filter disc is provided with the filter element top ring, the filter disc is a cylinder formed by folding filter paper in a plurality of equal parts and then enclosing, the center of the top ring is a filter element oil outlet, the width of each equal part of the filter disc is 12mm, the height of the filter disc is 39mm, and the diameter of the filter disc is large (about 80 mm). The filter element base and the filter element top ring are hermetically installed with the shell through the O-shaped sealing ring, and the filter element top ring is large in size and high in cost.
SUMMERY OF THE UTILITY MODEL
To the technical problem, an object of the utility model is to provide a filter assembly is strained to automobile-used fuel essence, the pump core radiating effect is good, and is small, and stability is good, and is with low costs.
In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides an automobile-used fuel fine filtration filter assembly, includes filter casing and filter core, its characterized in that: the filter element comprises a filter element body, wherein the filter element body comprises a filter element base and a filter element top ring, a filter disc is arranged on the filter element base, the upper end of the filter disc is provided with the filter element top ring, the filter disc is a cylinder formed by folding filter paper in a plurality of equal parts, a filter element oil outlet nozzle is arranged at the center of the filter element top ring, an O-shaped sealing ring is arranged on the filter element oil outlet nozzle, and the width of each equal part of the filter disc is 14-20 mm;
the filter casing includes column filter core casing, be provided with the cavity that is used for installing the filter core in the filter core casing, filter core coaxial arrangement is in this cavity, and gapped between the lateral wall of filter core and the cavity lateral wall, the welding of filter core base is in the cavity bottom surface, be provided with oil-out and cavity UNICOM on the terminal surface of filter core casing, the inboard position that corresponds the oil-out of this terminal surface of filter core casing is provided with filter core play oil nozzle cassette, has the card hole that supplies filter core play oil nozzle card to go into on this filter core play oil nozzle cassette, filter core play oil nozzle card is gone into in this card hole, still be provided with the oil inlet with cavity UNICOM on the filter core casing, the side of filter core casing is provided with pump core installation card shell.
The filter element only needs a small O-shaped sealing ring, the cost is low, and the volume of the filter plate is reduced under the same filtering efficiency when the width of each equal part of the filter plate is 14-20 mm. During installation, the filter element is installed in the filter element shell, and the pump element is clamped in the pump element installation clamping shell and is not wrapped by the filter element any more, so that the heat dissipation effect is good. Small volume and convenient installation. And an O-shaped sealing ring is arranged between the filter element oil outlet nozzle and the clamping hole, so that the cost is low. The filtering efficiency is high.
In the scheme, the height of the filter plate is 70-80mm, and the diameter of the filter plate is 45-60 mm. The height of the filter plate is higher, and the volume is reduced under the same filtering area.
In the scheme, the method comprises the following steps: the pump core mounting clamping shell comprises a cylindrical base, wherein a semicircular clamping block extending upwards is arranged on an upper port of the cylindrical base, and the semicircular clamping block and the cylindrical base are integrally formed in an injection molding mode. The pump core part is exposed outside, and the heat dissipation effect is better.
In the scheme, the method comprises the following steps: the central line of the oil outlet and the central axis of the filter element shell are on the same straight line. The installation is convenient.
In the scheme, the method comprises the following steps: the oil inlet and the oil outlet are located on the same end face of the filter element shell, the oil inlet is eccentrically arranged, a communicating part is arranged on the oil inlet, the communicating part extends to the outer side of the filter element shell and is located above the pump element mounting clamp shell, and an L-shaped oil inlet channel is arranged on the communicating part and is connected with the oil inlet. The pump core part is exposed outside, and the heat dissipation effect is better.
In the scheme, the method comprises the following steps: the oil outlet is arranged on the upper end face of the filter element shell, a pressure relief regulator installation cavity is arranged on the lower end face of the filter element shell, and the pressure relief regulator installation cavity is communicated with the filter element. The regulator mounting seat is integrated, so that the space and materials are reduced, and the pressure relief can be adjusted.
In the scheme, the method comprises the following steps: and bayonets which are used for clamping the oil inlet connector and the oil outlet connector of the regulator seat are also arranged on the side surface of the filter element shell respectively. The regulator is installed and fixed and is integrated on the bracket, and the installation is convenient and reliable.
The utility model discloses following beneficial effect has: the utility model discloses a casing, the pump core is installed outside, is not wrapped up by the filter core, and the heat dissipation is good. When the upper cover and the lower cover are welded on the filter, the welding area is reduced, the production difficulty is reduced, and the production stability is improved. The filter with the same filtering efficiency has the advantages that the weight is greatly reduced, and the injection molding cost is reduced. Small volume and high filtering efficiency.
Drawings
Fig. 1 is a schematic diagram of a prior art structure.
Fig. 2 is a sectional view of embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 2.
FIG. 4 is a sectional view of embodiment 2.
Fig. 5 is a schematic view of a filter element structure.
Fig. 6 is a top view of fig. 5.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
the upper, lower, left, right and other orientation words of the utility model only represent the relative position in the drawing, and do not represent the absolute position of the product.
Embodiment 1, as shown in fig. 1, 5, and 6, a vehicle fuel fine filter comprises a filter element housing 1, a cavity 2, an oil inlet 3, a pump element mounting clamp 4, a bayonet 5, an oil outlet 6, a communication part 7, a filter element 8, a pressure relief regulator mounting cavity 9, a filter element oil outlet nozzle clamp 10, and an O-ring seal 11.
The filter element 8 comprises a filter element body, the filter element body comprises a filter element base 801 and a filter element top ring 802, a filter sheet 803 is arranged on the filter element base 801, the upper end of the filter sheet 803 is provided with the filter element top ring 802, the filter sheet 803 is a cylinder which is formed by folding filter paper in a plurality of equal parts, the center of the filter element top ring 802 is provided with a filter element oil outlet nozzle 804, the filter element oil outlet nozzle 804 is provided with an O-shaped sealing ring 11, and the width of each equal part of the filter sheet 803 is 14-20 mm. The height (distance between the upper end and the lower end) of the filter 803 is 70-80mm, and the diameter is 45-60 mm.
The filter element shell 1 is of a columnar structure. Be provided with cavity 2 that is used for installing filter core 8 in the filter core casing 1, filter core 8 coaxial arrangement is in this cavity 2, and gapped between the lateral wall of filter core 8 and the 2 lateral walls of cavity, and filter core base 801 welding is in the cavity bottom surface, is provided with oil-out 6 and cavity 2 UNICOM on the terminal surface of filter core casing 1, as the drawing, oil-out 6 sets up on the up end of filter core casing 1, and the central line of oil-out 6 and the axis of filter core casing 1 are on same straight line. The position that the inboard of the up end of filter core casing 1 corresponds oil-out 6 is provided with filter core play oil nozzle cassette 10, has the card hole that supplies filter core play oil nozzle card to go into on this filter core play oil nozzle cassette 10, and filter core play oil nozzle cassette and the coaxial setting of oil-out 6, the filter core play oil nozzle 804 card of filter core 8 go into in this card hole.
The filter element shell 1 is further provided with an oil inlet 3 communicated with the cavity 2, the oil inlet 3 and the oil outlet 6 are located on the same end face of the filter element shell 1, the oil inlet 3 is eccentrically arranged, a communicating part 7 is arranged on the oil inlet 3, the communicating part 7 extends to the outer side of the filter element shell 1 and is located above the pump element mounting clamping shell, and an L-shaped oil inlet channel 701 is arranged on the communicating part 7 and is connected with the oil inlet 3. The side of the filter cartridge housing 1 is provided with a pump cartridge mounting clamping shell 4, preferably, the pump cartridge mounting clamping shell 4 comprises a cylindrical base 401, and an upward extending semicircular clamping block 402 is arranged on the upper port of the cylindrical base 401, as shown in the figure, the semicircular clamping block 402 has the same diameter as the cylindrical base 401, and is concentrically arranged, and is equivalent to a half side wall of the cylindrical base 401 extending upward. The semicircular fixture block 402 is integrally injection molded with the cylindrical base 401. The side surface of the filter element shell 1 is also provided with bayonets 5 which are respectively used for clamping an oil inlet connector and an oil outlet connector of the regulator seat.
Example 2
The rest is the same as in example 1, except that: and a pressure relief regulator installation cavity 9 is formed in the lower end face of the filter element shell 1, and the pressure relief regulator installation cavity 9 is communicated with the cavity 2. After the filter element 8 is installed, the pressure relief regulator installation cavity 9 is communicated with an oil passage in the filter element 8.
The present invention is not limited to the above embodiments, and those skilled in the art can understand that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. The utility model provides an automobile-used fuel fine filtration filter assembly, includes filter casing and filter core, its characterized in that: the filter element comprises a filter element body, wherein the filter element body comprises a filter element base and a filter element top ring, a filter disc is arranged on the filter element base, the upper end of the filter disc is provided with the filter element top ring, the filter disc is a cylinder formed by folding filter paper in a plurality of equal parts, a filter element oil outlet nozzle is arranged at the center of the filter element top ring, an O-shaped sealing ring is arranged on the filter element oil outlet nozzle, and the width of each equal part of the filter disc is 14-20 mm;
the filter casing includes column filter core casing, be provided with the cavity that is used for installing the filter core in the filter core casing, filter core coaxial arrangement is in this cavity, and gapped between the lateral wall of filter core and the cavity lateral wall, the welding of filter core base is in the cavity bottom surface, be provided with oil-out and cavity UNICOM on the terminal surface of filter core casing, the inboard position that corresponds the oil-out of this terminal surface of filter core casing is provided with filter core play oil nozzle cassette, has the card hole that supplies filter core play oil nozzle card to go into on this filter core play oil nozzle cassette, filter core play oil nozzle card is gone into in this card hole, still be provided with the oil inlet with cavity UNICOM on the filter core casing, the side of filter core casing is provided with pump core installation card shell.
2. A vehicle fuel fine filter assembly as set forth in claim 1, wherein: the height of the filter is 70-80mm, and the diameter is 45-60 mm.
3. A vehicle fuel fine filter assembly as set forth in claim 1, wherein: the pump core mounting clamping shell comprises a cylindrical base, wherein a semicircular clamping block extending upwards is arranged on an upper port of the cylindrical base, and the semicircular clamping block and the cylindrical base are integrally formed in an injection molding mode.
4. A vehicle fuel fine filter assembly as set forth in claim 1, wherein: the central line of the oil outlet and the central axis of the filter element shell are on the same straight line.
5. The vehicular fuel fine filter assembly as recited in claim 4, wherein: the oil inlet and the oil outlet are located on the same end face of the filter element shell, the oil inlet is eccentrically arranged, a communicating part is arranged on the oil inlet, the communicating part extends to the outer side of the filter element shell and is located above the pump element mounting clamp shell, and an L-shaped oil inlet channel is arranged on the communicating part and is connected with the oil inlet.
6. A vehicle fuel fine filter assembly as set forth in claim 5, wherein: the oil outlet is arranged on the upper end face of the filter element shell, a pressure relief regulator installation cavity is arranged on the lower end face of the filter element shell, and the pressure relief regulator installation cavity is communicated with the filter element.
7. A vehicle fuel fine filter assembly as set forth in claim 1, wherein: and bayonets which are used for clamping the oil inlet connector and the oil outlet connector of the regulator seat are also arranged on the side surface of the filter element shell respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022902910.2U CN213743775U (en) | 2020-12-04 | 2020-12-04 | Vehicle fuel fine filter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022902910.2U CN213743775U (en) | 2020-12-04 | 2020-12-04 | Vehicle fuel fine filter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213743775U true CN213743775U (en) | 2021-07-20 |
Family
ID=76833782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022902910.2U Active CN213743775U (en) | 2020-12-04 | 2020-12-04 | Vehicle fuel fine filter assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213743775U (en) |
-
2020
- 2020-12-04 CN CN202022902910.2U patent/CN213743775U/en active Active
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