CN112627934A

CN112627934A - Filter element with heating function

Info

Publication number: CN112627934A
Application number: CN202011641084.9A
Authority: CN
Inventors: 刘红柯; 张鹏; 陈惠英; 李路
Original assignee: Shanghai Inter Auto Parts Co ltd
Current assignee: Shanghai Inter Auto Parts Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-09

Abstract

The application discloses take filter element of heating function relates to filter technical field. The technical scheme is that the filter element with the heating function comprises an upper end cover and a lower end cover, wherein filter paper is fixed between the upper end cover and the lower end cover, an arc-shaped groove is formed in the upper end cover, a sealing cover is arranged on the upper cover of the arc-shaped groove, an oil inlet pipe inserting connecting hole is formed in the sealing cover, a heating assembly for heating engine oil is arranged in the arc-shaped groove, and an oil discharge hole communicated with the interior of the arc-shaped groove is formed in the upper end cover. This application is rational in infrastructure, can heat machine oil, avoids machine oil to flow under low temperature environment and slows down and influence filtration efficiency.

Description

Filter element with heating function

Technical Field

The application relates to the technical field of filters, in particular to a filter element with a heating function.

Background

The filter is a component that functions to filter impurities or gas through filter paper, and is generally an automobile filter, which is a component of an engine. The filters are classified into an oil filter, a fuel filter, an air conditioner filter, etc. according to the difference of the filtering function. The engine has three filters of air, engine oil and fuel oil, which are generally called as 'three filters'.

The mobility of machine oil under low temperature environment can worsen to influence the filtration efficiency of machine oil, to this problem, a take filter element of heating function is provided now.

Disclosure of Invention

In order to improve the condition that the machine oil flows to slow down and influence filter filtration efficiency under low temperature environment, the application provides a filter element of area heating function.

The application provides a take filter element of heating function adopts following scheme:

the utility model provides a take filter element of heating function, includes upper end cover and lower end cover, the upper end cover with be fixed with filter paper between the lower end cover, be provided with the arc wall on the upper end cover, the arc wall upper cover is equipped with sealed lid, sealed covering is provided with and supplies into oil pipe male connecting hole, be provided with the heating element who heats machine oil in the arc wall, be provided with on the upper end cover with the oil drain hole of intercommunication in the arc wall.

Through adopting above-mentioned scheme, in the connecting hole department input arc wall, the machine oil that flows into in the arc wall received heating element's heating, and the back machine oil of heating discharges into between filter shell and the filter paper from oil drain hole department, and machine oil is pressed the filter paper in order to filter to realize the heating of machine oil, avoid machine oil to flow under low temperature environment and slow and influence filtration efficiency.

Optionally, heating element includes stationary blade and lower stationary blade, go up the stationary blade with accompany the heating plate down between the stationary blade, go up the stationary blade with the stationary blade connects the electricity down, go up the stationary blade with the stationary blade agrees with down the arc wall is formed with middle level space and lower floor's space, go up the stationary blade cooperation the arc wall sealed lid is formed with the upper space, the connecting hole is located the one end of arc wall, the upper space in deviating from the one end of connecting hole with middle level space intercommunication, middle level space in being close to the one end of connecting hole with lower floor's space intercommunication, the oil drain hole with lower floor's space intercommunication.

By adopting the scheme, the flow path of the engine oil is longer, the heating area of the engine oil is larger, the flow channel of the engine oil becomes flat and thin, and the engine oil can be heated more quickly under the condition of high-speed flow.

Optionally, a supporting block fixedly connected to the upper end cover is arranged in the arc-shaped groove, the lower fixing piece is supported on the supporting block, a fixing bolt is connected to the supporting block in a threaded manner, and the fixing bolt compresses the upper fixing piece and penetrates through the upper fixing piece, the heating piece and the lower fixing piece in sequence.

Through adopting above-mentioned scheme for the structure of going up stationary blade, heating plate and lower stationary blade is more firm.

Optionally, a pressing member passes through the fixing bolt, the pressing member includes a main plate, the fixing bolt passes through the main plate, an elastic pressing piece is fixedly connected to the main plate, the elastic pressing piece presses the upper fixing piece, and a washer is further sleeved on the fixing bolt.

By adopting the scheme, the upper fixing sheet is pressed, so that the upper fixing sheet is more stable and is not easy to loosen.

Optionally, the oil drain hole is provided in plurality and arranged at intervals along the circumferential direction of the upper end cover.

By adopting the scheme, the heated engine oil is more uniformly distributed to the circumferential direction of the filter paper for filtering.

Optionally, the upper end cover is further fixedly connected with a reinforcing rib, and the reinforcing rib is located on the outer side of the side wall of the arc-shaped groove.

Through adopting above-mentioned scheme for the structure of arc wall is more firm.

Optionally, be provided with the ladder face on the inside wall of arc wall, go up the edge of stationary blade with the edge of lower stationary blade supports respectively differently on the ladder face.

Through adopting above-mentioned scheme, support last stationary blade, lower stationary blade for the edge of going up stationary blade and lower stationary blade is difficult for the atress to warp and produce the gap between the arc wall inner wall.

Optionally, a pressing rib is arranged on the sealing cover, and the pressing rib is attached to the inner side wall of the arc-shaped groove and presses the edge of the upper fixing piece when the sealing cover covers the sealing cover.

Through adopting above-mentioned scheme, the edge of stationary blade is pushed down to the cooperation of ladder face compresses tightly the arris for go up the stationary blade and can make more thin and non-deformable, thereby go up the stationary blade and can transmit the heat in order to heat machine oil more fast.

Optionally, an end of the oil drain hole facing away from the lower space is inclined toward the lower end cover.

By adopting the scheme, the quick-discharge engine oil at the oil discharge hole is prevented from violently impacting the shell of the filter.

Optionally, the reinforcing rib is provided with an inverted buckle, and the inverted buckle presses the sealing cover when the sealing cover covers the reinforcing rib.

Through adopting above-mentioned scheme, the joint strength when further strengthening sealed lid and establishing on the arc wall for sealed lid is difficult for breaking away from.

In summary, the present application has the following beneficial effects:

1. the engine oil introduced into the filter element can be heated, and the filtering efficiency of the engine oil is improved;

2. the engine oil in the flow can be heated quickly, the engine oil heating speed is high, and the heating effect is good.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1;

FIG. 2 is a partial schematic structural view of embodiment 1;

FIG. 3 is a partial structural sectional view of embodiment 1;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural view of example 2;

FIG. 6 is a schematic structural view of embodiment 3;

FIG. 7 is a schematic structural view of example 4;

FIG. 8 is a schematic structural view of example 5.

Reference numerals: 1. an upper end cover; 2. a lower end cover; 3. filtering paper; 4. an arc-shaped slot; 5. a sealing cover; 6. connecting holes; 7. a heating assembly; 8. an oil drain hole; 9. an upper fixing sheet; 10. a lower fixing sheet; 11. a heating plate; 12. a middle layer space; 13. a lower layer space; 14. an upper level space; 15. a support block; 16. fixing the bolt; 17. a compression member; 18. a main board; 19. an elastic pressing sheet; 20. a gasket; 21. reinforcing ribs; 22. a step surface; 23. pressing the edges; 24. reversing; 25. an extension piece.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a filter element with a heating function.

Example 1: referring to fig. 1 and 2, the oil filter comprises an upper end cover 1 and a lower end cover 2, wherein the upper end cover 1 and the lower end cover 2 are integrally circular and coaxially arranged, tubular filter paper 3 is fixed between the upper end cover 1 and the lower end cover 2, a round hole for oil discharge is formed in the center of the upper end cover 1, two ends of the filter paper 3 are respectively bonded and fixed on the upper end cover 1 and the lower end cover 2 through epoxy resin, a central pipe frame is sleeved inside the filter paper 3, and the central pipe frame is used for supporting the filter paper 3.

An arc-shaped groove 4 is arranged on one side of an upper end cover 1, which is back to a filter paper 3, the arc-shaped groove 4 is surrounded by plates which are integrally arranged on the upper end cover 1, a sealing cover 5 is covered at the opening of the arc-shaped groove 4, the sealing cover 5 seals the opening of the arc-shaped groove 4 to form a sealed space in the arc-shaped groove 4, a round connecting hole 6 is arranged on the sealing cover 5, the connecting hole 6 is used for inserting and connecting an oil supply pipe, engine oil to be filtered is input into the arc-shaped groove 4 from the connecting hole 6 through the oil supply pipe, a heating assembly 7 is arranged in the arc-shaped groove 4, the engine oil input into the arc-shaped groove 4 is heated through the heating assembly 7, a plurality of oil discharge holes 8 which are communicated with the arc-shaped groove 4 are also arranged on the upper end cover 1, the oil discharge holes 8 are arranged along the circumferential direction of the upper end cover 1 at intervals, after the hot engine oil is filtered by the filter paper 3, clean engine oil is discharged from the center of the filter paper 3 through a pipe.

The sealing cover 5 is provided with a fastening protrusion, the inner wall of the arc-shaped groove 4 is correspondingly provided with a groove for fastening, when the sealing cover 5 covers, the fastening protrusion is embedded in the groove, so that the sealing cover 5 and the arc-shaped groove 4 are kept sealed, and a sealing gasket can be arranged on the sealing cover 5 for sealing for the sake of safety. After the end cover of the filter is installed, the sealing cover 5 can be pressed, so that the sealing cover 5 is not easy to separate from the arc-shaped groove 4. In order to strengthen the strength of the arc-shaped groove 4, the inner wall of the upper end cover 1 is provided with the reinforcing ribs 21, and the reinforcing ribs 21 are distributed on the outer wall of the arc-shaped groove 4 to play a role in reinforcing the plate material which is enclosed into the arc-shaped groove 4.

As shown in fig. 3 and 4, the heating assembly 7 includes an upper fixing plate 9 and a lower fixing plate 10, a circular heating plate 11 is sandwiched between the upper fixing plate 9 and the lower fixing plate 10, and the upper fixing plate 9, the heating plate 11 and the lower fixing plate 10 are heat conductive and electric conductive. The upper fixing plate 9 and the lower fixing plate 10 are integrally in an arc shape matched with the arc-shaped groove 4, the opposite ends of the upper fixing plate 9 and the lower fixing plate 10 are integrally provided with extension pieces 25 (visible in fig. 2), the extension pieces 25 extend out of the arc-shaped groove 4 and are connected with electricity, so that the heating piece 11 is electrified to generate heat, and the upper fixing plate 9 and the lower fixing plate 10 also generate heat accordingly.

A lower layer space 13 is formed between the lower fixing plate and the arc-shaped groove 4 in a matching way, the oil discharge hole 8 is communicated with the lower layer space 13, a middle layer space 12 is formed between the upper fixing plate 9 and the lower fixing plate 10 in a matching way and on the arc-shaped groove 4, an upper layer space 14 is formed between the upper fixing plate 9 and the arc-shaped groove 4 in a matching way and on the sealing cover 5, the connecting hole 6 on the sealing cover 5 is positioned at one end of the arc-shaped groove 4, the upper layer space 14 is communicated with the middle layer space 12 at one end departing from the connecting hole 6, namely, a notch is arranged at one end of the upper fixing plate 9 departing from the connecting hole 6, the middle layer space 12 is communicated with the lower layer space 13 at one end close to the connecting hole 6, namely, a notch is arranged at one end of the lower fixing plate 10 close to the connecting hole 6, so that the engine oil input at the connecting, so that the engine oil stays longer in the arc-shaped groove 4 and can be sufficiently heated.

A supporting block 15 integrally arranged on the upper end cover 1 is arranged at the bottom of the arc-shaped groove 4, a lower fixing piece 10 is supported on the supporting block 15, a fixing bolt 16 is connected to the supporting block 15 in a threaded manner, and an upper fixing piece 9, a heating piece 11 and the lower fixing piece 10 are fixed on the supporting block 15 through the fixing bolt 16; the fixing bolt 16 also penetrates through a pressing part 17, the pressing part 17 comprises a square main plate 18, elastic pressing pieces 19 are integrally arranged on four side edges of the main plate 18, the elastic pressing pieces 19 are supported on the upper fixing piece 9 and support the main plate 18, so that a gap is formed between the main plate 18 and the upper fixing piece 9, and a gasket 20 is sleeved on the fixing bolt 16; the fixing bolt 16 passes through the washer 20, the main plate 18, the upper fixing plate 9, the heating plate 11 and the lower fixing plate 10 in sequence and is screwed on the supporting block 15, and the upper fixing plate 9 and the lower fixing plate 10 are kept clamping the heating plate 11 by the action of the elastic pressing plate 19.

Example 2: as shown in fig. 5, the present embodiment is different from embodiment 1 in that two stepped surfaces 22 are further provided on the inner side wall of the arc-shaped slot 4, and the edges of the upper fixing piece 9 and the lower fixing piece 10 are respectively attached and supported on the corresponding stepped surfaces 22; moreover, a pressing edge 23 is integrally arranged on the sealing cover 5, and when the sealing cover 5 is covered, the pressing edge 23 presses the edge of the upper fixing piece 9 on the stepped surface 22; meanwhile, the shape of the heating sheet 11 can be changed, so that the heating sheet 11 can press the edge of the lower fixing sheet 10 on the stepped surface 22, the upper fixing sheet 9 and the lower fixing sheet 10 can be thinner, and the heat conduction effect of the upper fixing sheet 9 and the lower fixing sheet 10 is better.

Example 3: as shown in fig. 6, the present embodiment is different from embodiment 1 in that one end of each oil drain hole 8 facing away from the lower space 13 is disposed obliquely downward so that the oil discharged from the oil drain hole 8 is obliquely rushed to the casing, rather than being strongly collided with the casing from the front.

Example 4: as shown in fig. 7, the difference between this embodiment and embodiment 1 is that the end of each reinforcing rib 21 is further integrally provided with a wedge-shaped reverse buckle 24, when the sealing cover 5 is covered, the reverse buckle 24 can buckle and press the sealing cover 5, and the sealing cover 5 is not easily separated from the arc-shaped groove 4 by matching with the end cover of the filter, so that the sealing cover 5 and the arc-shaped groove 4 are kept sealed.

Example 5: as shown in fig. 8, the present embodiment is different from embodiment 1 in that the shape of the supporting blocks 15 is changed, and parts of the supporting blocks 15 are spliced with each other, so that the lower space 13 forms a bent passage, and after entering the lower space 13, the oil flows through the inner side of the lower space 13, turns around to flow to the outer side of the lower space 13, and is discharged from the oil discharge hole 8.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. The utility model provides a take filter element of heating function, includes upper end cover (1) and lower end cover (2), upper end cover (1) with be fixed with filter paper (3), its characterized in that between lower end cover (2): the oil-gas separator is characterized in that an arc-shaped groove (4) is formed in the upper end cover (1), a sealing cover (5) is arranged on the upper cover of the arc-shaped groove (4), an oil inlet pipe inserting connecting hole (6) is formed in the sealing cover (5), a heating assembly (7) for heating engine oil is arranged in the arc-shaped groove (4), and an oil discharge hole (8) communicated with the interior of the arc-shaped groove (4) is formed in the upper end cover (1).

2. The filter element with heating function of claim 1, wherein: heating element (7) includes stationary blade (9) and lower stationary blade (10), go up stationary blade (9) with clip heating plate (11) between lower stationary blade (10), go up stationary blade (9) with lower stationary blade (10) connects the electricity, go up stationary blade (9) with lower stationary blade (10) agree with arc wall (4) and be formed with middle level space (12) and lower floor space (13), go up stationary blade (9) cooperation arc wall (4), sealed lid (5) is formed with upper space (14), connecting hole (6) are located the one end of arc wall (4), upper space (14) in deviate from the one end of connecting hole (6) with middle level space (12) intercommunication, middle level space (12) in being close to the one end of connecting hole (6) with lower floor space (13) intercommunication, the oil drain hole (8) is communicated with the lower layer space (13).

3. The filter element with heating function of claim 2, wherein: the heating device is characterized in that a supporting block (15) fixedly connected to the upper end cover (1) is arranged in the arc-shaped groove (4), the lower fixing piece (10) is supported on the supporting block (15), a fixing bolt (16) is connected to the supporting block (15) in a threaded mode, and the fixing bolt (16) compresses the upper fixing piece (9) and penetrates through the upper fixing piece (9), the heating piece (11) and the lower fixing piece (10) in sequence.

4. A filter element with heating function according to claim 3, characterized in that: the fixing bolt (16) is further provided with a pressing part (17) in a penetrating mode, the pressing part (17) comprises a main board (18), the fixing bolt (16) penetrates through the main board (18), an elastic pressing piece (19) is fixedly connected to the main board (18), the elastic pressing piece (19) presses the upper fixing piece (9), and the fixing bolt (16) is further sleeved with a gasket (20).

5. The filter element with heating function of claim 1, wherein: the oil discharge holes (8) are arranged in a plurality and are arranged along the circumferential direction of the upper end cover (1) at intervals.

6. The filter element with heating function of claim 1, wherein: the upper end cover (1) is fixedly connected with a reinforcing rib (21), and the reinforcing rib (21) is located on the outer side of the side wall of the arc-shaped groove (4).

7. The filter element with heating function of claim 2, wherein: be provided with ladder face (22) on the inside wall of arc wall (4), go up the edge of stationary blade (9) with the edge of lower stationary blade (10) supports respectively differently on ladder face (22).

8. The filter element with heating function of claim 7, wherein: the sealing cover (5) is provided with a pressing edge (23), and the pressing edge (23) is attached to the inner side wall of the arc-shaped groove (4) and presses the edge of the upper fixing piece (9) when the sealing cover (5) covers.

9. The filter element with heating function of claim 2, wherein: one end of the oil drain hole (8) departing from the lower layer space (13) inclines towards the lower end cover (2).

10. The filter element with heating function of claim 6, wherein: the reinforcing rib (21) is provided with an inverted buckle (24), and the inverted buckle (24) presses the sealing cover (5) when the sealing cover (5) covers.