Oil filter convenient to clean

Abstract

The utility model discloses an oil filter convenient to clean, which comprises a reversing valve body, filter cartridges are arranged on two sides of the reversing valve body, two positioning frames are fixedly connected in the filter cartridges, a filter cover is inserted in the filter cartridges, and the bottom end of the filter cover is in close contact with the top end of one of the positioning frames. After the top cover is detached, the filter cover is directly drawn out from the interior of the filter cartridge to be cleaned, then cleaning liquid is introduced into the filter cartridge through the cleaning pipe, then the forward and reverse motor is started, and the forward and reverse motor drives the adjusting screw rod to rotate in a reciprocating mode; the rotating screw sleeve is driven to move up and down in the filter screen in the rotating process of the adjusting screw rod, the effect that the cleaning ring cleans the inner surface of the filter screen is achieved, cleaned sewage flows out of the outside through the blow-off pipe, the cleaning effect on the interior of the oil filter is facilitated, the cleaning efficiency is improved, the structure is simple, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil filter technology field, concretely is an oil filter convenient to clean. BACKGROUND

[0002] The oil filter is a kind of filter device for removing impurities in impure oil, according to different use requirements, there are multiple types, can be divided into vacuum oil filter, centrifugal oil filter and deslagging filter according to principle, and the deslagging filter is mainly through filter screen to filter the mechanical impurities or oxidized fixed particles in oil.

[0003] Most of the current deslagging filters need to clean the filter screen inside after working for a period of time, since the filter screen is fixed inside the oil filter, the cleaning of the filter screen by the staff is complicated, and it takes a lot of time to disassemble, clean and install, so that the cleaning efficiency of the filter screen is low. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an oil filter convenient to clean to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: an oil filter convenient to clean, including reversing valve body, the reversing valve body both sides are provided with filter drum, two positioning frames are fixedly connected in the filter drum, filter cover is inserted in the filter drum, the filter cover bottom end is closely contacted with the top end of one positioning frame, the filter screen is fixedly connected between two positioning frames, the rotating screw sleeve is movably inserted in two positioning frames, a plurality of cleaning rings are fixedly connected on the outer surface of rotating screw sleeve and in the filter screen, the outer surface of a plurality of cleaning rings is closely attached to the inner surface of filter screen, the adjusting screw is screwedly connected in the rotating screw sleeve, the sealing plate is fixedly connected on the outer surface of rotating screw sleeve, and the sealing plate top end is closely attached to the bottom end of another positioning frame.

[0006] As a further preferred embodiment of the present technical solution, the top end of the filter drum is fixedly connected with a top cover, the inner top surface of the top cover is fixedly connected with a pressing seat, the inner top surface of the pressing seat is fixedly connected with a pressing spring, the bottom end of the pressing spring is fixedly connected with a pressing block, the bottom end of the pressing block is in contact with the top end of the filter cover, and the outer surface of the pressing block is slidingly connected with the inner surface of the pressing seat.

[0007] As a further preferred embodiment of the present technical solution, the bottom end of the filter drum is fixedly connected with a bottom cover, the outer surface of the adjusting screw is rotatably connected with the inner bottom surface of the bottom cover, the bottom end of the adjusting screw is transmissionally connected with a forward-reverse motor penetrating through the inner bottom surface of the bottom cover, and the outer surface of the forward-reverse motor is fixedly connected with the bottom end of the bottom cover.

[0008] As a further preferred of the technical solution, the plurality of limiting plates are fixedly connected to the inner surface of the filter cartridge, and the outer surface of the sealing plate is provided with a plurality of limiting grooves, and the outer surface of the plurality of limiting plates is slidably connected to the inner surface of the plurality of limiting grooves.

[0009] As a further preferred of the technical solution, the two sides of the reversing valve body are fixedly communicated with liquid inlet pipes, the other ends of the liquid inlet pipes are fixedly communicated with the outer surface of the filter cartridge and located at the position of the filter cover, the outer surface of the two filter cartridges and located at the lower edge of the filter screen are fixedly communicated with liquid outlet pipes, and the other ends of the liquid outlet pipes are fixedly communicated with the two sides of the reversing valve body.

[0010] As a further preferred of the technical solution, the front surface of the reversing valve body is fixedly communicated with an oil inlet and an oil outlet in sequence, the interiors of the two liquid inlet pipes are communicated with the interior of the oil outlet, and the interiors of the two liquid outlet pipes are communicated with the interior of the oil outlet.

[0011] As a further preferred of the technical solution, the outer surface of the liquid inlet pipe is fixedly communicated with a cleaning pipe, the outer surface of the filter cartridge and close to the bottom end is fixedly communicated with a sewage pipe, the two sides of the reversing valve body are fixedly connected with connecting plates, and the other ends of the two connecting plates are fixedly connected with the outer surface of the two filter cartridges.

[0012] The utility model provides a filter oil machine convenient to clean, has the following beneficial effect:

[0013] (1) the utility model discloses a filter cover is extracted from the inside of filter cartridge and is cleaned after the top cover is dismantled directly, then the cleaning pipe passes into the cleaning fluid to the inside of filter cartridge, and then starts the positive and negative motor, and the positive and negative motor drives the adjusting screw to reciprocating rotation, and the adjusting screw drives the rotating nut to move up and down in the filter screen in the process of rotation, realizes the effect that the clean ring cleans the inner surface of filter screen, and the sewage after cleaning flows out to the outside through the sewage pipe, which is convenient for the cleaning effect of the inside of the filter oil machine, improves the cleaning efficiency, and the structure is simple, and convenient to operate.

[0014] (2) the utility model discloses the setting of filter cover and filter screen can carry out the fractional filtration to the oil that needs to be filtered, makes the big impurity in oil liquid first be blocked by filter cover, and the fine impurity is filtered by filter screen, can gradually filter oil liquid, can filter the particulate matter of specific size, ensures that filter cover and filter screen can exert the maximum filtering effect, improves the overall filtering efficiency, and makes the final oil liquid more pure. ACCURACY OF DRAWINGS

[0015] Figure 1 It is the schematic diagram of the whole structure of the utility model;

[0016] Figure 2 It is the schematic diagram of the inside structure of the filter cartridge of the utility model.

[0017] Figure 3 It is the schematic view of the internal structure of the filter cover and filter screen of the utility model;

[0018] Figure 4 It is the exploded schematic view of the rotating screw sleeve and adjusting screw rod structure of the utility model.

[0019] In the figure: 1, reversing valve body; 2, filter cartridge; 3, liquid inlet pipe; 4, liquid outlet pipe; 5, positioning frame; 6, filter cover; 7, filter screen; 8, rotating screw sleeve; 9, cleaning ring; 10, adjusting screw rod; 11, forward-reverse motor; 12, top cover; 13, bottom cover; 14, abutting seat; 15, abutting spring; 16, abutting block; 17, cleaning pipe; 18, blowdown pipe; 19, limiting plate; 20, sealing plate; 21, limiting groove; 22, oil inlet; 23, oil outlet; 24, connecting plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0021] The utility model provides technical scheme: as Figures 1-4 The utility model discloses a filter oil machine convenient to clean, including reversing valve body 1, and reversing valve body 1 both sides are provided with filter cartridge 2, and filter cartridge 2 inside fixedly connected with two positioning frames 5, and filter cartridge 2 inside inserts filter cover 6, and filter cover 6 bottom end and one positioning frame 5 top end close contact, and two positioning frames 5 between fixedly connected with filter screen 7, and two positioning frames 5 inside movably inserts rotating screw sleeve 8, and rotating screw sleeve 8 outer surface and located filter screen 7 inside fixedly connected with a plurality of cleaning rings 9, and a plurality of cleaning rings 9 outer surface and filter screen 7 inner surface close adhesion, and rotating screw sleeve 8 inside screw connection has adjusting screw rod 10, and rotating screw sleeve 8 outer surface fixedly connected with sealing plate 20, and sealing plate 20 top end and another positioning frame 5 bottom end close adhesion, wherein, through setting two filter cartridge 2, can be shunted to oil liquid, make oil liquid be divided into two in two filter cartridge 2 and carry out filtration, improve filter oil efficiency, through setting rotating screw sleeve 8, can be driven under the adjustment screw rod 10 and move up and down, through setting cleaning ring 9, can be driven under the rotating screw sleeve 8 and clean inside filter screen 7, through setting sealing plate 20, can be sealed to the bottom of positioning frame 5, make the oil liquid filtered only can be discharged from liquid outlet pipe 4.

[0022] As Figure 2As shown, the top end of the filter cartridge 2 is fixedly connected to a top cover 12, the inner top surface of the top cover 12 is fixedly connected to a pressure seat 14, the inner top surface of the pressure seat 14 is fixedly connected to a pressure spring 15, the bottom end of the pressure spring 15 is fixedly connected to a stop 16, the bottom end of the stop block 16 is in contact with the top end of the filter cover 6, and the outer surface of the stop block 16 is slidably connected to the inner surface of the pressure seat 14, wherein, by setting the pressure spring 15, continuous pressure can be applied to the stop block 16, and by setting the stop block 16, a force can be applied to the filter cover 6, so that it can stably fit with the surface of the positioning frame 5.

[0023] like Figure 2 、 Figure 3 and Figure 4 As shown, the bottom end of the filter cartridge 2 is fixedly connected to the bottom cover 13, the outer surface of the adjusting screw 10 is rotatably connected to the inside of the bottom cover 13, the bottom end of the adjusting screw 10 passes through the bottom surface of the bottom cover 13 and is transmission-connected to the forward and reverse motor 11, and the outer surface of the forward and reverse motor 11 is fixedly connected to the bottom end of the bottom cover 13. By setting the forward and reverse motor 11, the adjusting screw 10 can be driven to rotate forward and reverse, thereby achieving the cleaning effect of the reciprocating motion of the cleaning ring 9 during the cleaning process.

[0024] like Figure 3 and Figure 4 As shown, a plurality of limit plates 19 are fixedly connected to the inner surface of the filter cartridge 2, and a plurality of limit grooves 21 are provided on the outer surface of the sealing plate 20. The outer surfaces of the plurality of limit plates 19 are respectively slidably connected to the inner surfaces of the plurality of limit grooves 21. By setting the limit plates 19 and the limit grooves 21, the rotating screw sleeve 8 can be limited by limiting the sealing plate 20, thereby improving the stability of the rotating screw sleeve 8 during the adjustment process.

[0025] like Figure 1 、 Figure 2 and Figure 3 As shown, the two sides of the reversing valve body 1 are fixedly connected with a liquid inlet pipe 3, the other end of the liquid inlet pipe 3 is fixedly connected to the outer surface of the filter cylinder 2 and is located at the position of the filter cover 6, the outer surfaces of the two filter cylinders 2 and are located at the lower edge of the filter screen 7 are fixedly connected with a drain pipe 4, and the other ends of the two drain pipes 4 are fixedly connected to the two sides of the reversing valve body 1. By setting the liquid inlet pipe 3 and the drain pipe 4, it can be ensured that the oil enters from the filter cover 6 and is discharged from the filter screen 7, thereby determining the flow path of the oil.

[0026] like Figure 1 As shown, the front of the reversing valve body 1 is fixedly connected with an oil inlet 22 and an oil outlet 23 in sequence, the interiors of the two liquid inlet pipes 3 are connected with the interior of the oil outlet 23, and the interiors of the two liquid discharge pipes 4 are connected with the interior of the oil outlet 23, which can be conveniently connected to the pipeline.

[0027] like Figure 1As shown, the liquid inlet pipe 3 is fixedly connected with a cleaning pipe 17, the filter cartridge 2 is fixedly connected with a blowdown pipe 18 at the bottom end, the reversing valve body 1 is fixedly connected with two connecting plates 24, and the other ends of the two connecting plates 24 are fixedly connected with the outer surfaces of the two filter cartridges 2.

[0028] The utility model provides a filter oil machine convenient to clean, and the specific working principle is as follows:

[0029] When filtering oil, the staff opens the reversing valve body 1, and the oil is passed into the liquid inlet pipe 3 from the oil inlet 22, under the action of oil pressure, the oil enters the filter cartridge 2 and passes through the filter cover 6 and enters the filter screen 7, when the oil passes through the filter cover 6, the larger impurities in the oil are blocked, when the oil passes through the filter screen 7, the remaining impurities in the oil are intercepted and blocked, the filtered oil returns to the reversing valve body 1 through the liquid outlet pipe 4 and is finally discharged from the oil outlet 23, and the oil filtering is completed, when cleaning the inside of the filter cartridge 2, the staff directly takes out the filter cover 6 from the inside of the filter cartridge 2 for cleaning after disassembling the top cover 12, after the filter cover 6 is cleaned and installed, the staff opens the cleaning pipe 17 and the blowdown pipe 18 and closes the reversing valve body 1, the cleaning liquid is passed into the filter cartridge 2 from the cleaning pipe 17, the forward-reverse motor 11 is started and drives the adjusting screw 10 to rotate forward and reversely, the rotating screw sleeve 8 moves up and down in the filter screen 7 in the process of rotation of the adjusting screw 10, the sealing plate 20 is separated from the positioning frame 5 in the process of up and down movement of the rotating screw sleeve 8, at this time, the blowdown pipe 18 is connected with the inside of the filter screen 7, the rotating screw sleeve 8 moves up and down, the cleaning ring 9 slides up and down in the inside of the filter screen 7, the impurities adhered to the surface of the filter screen 7 are washed down under the impact of the cleaning liquid and are discharged through the blowdown pipe 18, and the cleaning of the multiple filter cartridges 2 is completed.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An oil filter facilitating cleaning, comprising a reversing valve body (1), characterized in that: Filter cartridges (2) are provided on both sides of the reversing valve body (1), two positioning frames (5) are fixedly connected inside the filter cartridge (2), a filter cover (6) is inserted inside the filter cartridge (2), the bottom end of the filter cover (6) is in close contact with the top end of one of the positioning frames (5), a filter screen (7) is fixedly connected between the two positioning frames (5), a rotating screw sleeve (8) is movably inserted inside the two positioning frames (5), a plurality of cleaning rings (9) are fixedly connected to the outer surface of the rotating screw sleeve (8) and located inside the filter screen (7), the outer surfaces of the plurality of cleaning rings (9) are in close contact with the inner surface of the filter screen (7), an adjusting screw (10) is threadedly connected inside the rotating screw sleeve (8), a sealing plate (20) is fixedly connected to the outer surface of the rotating screw sleeve (8), and the top end of the sealing plate (20) is in close contact with the bottom end of the other positioning frame (5).

2. An oil filter for ease of cleaning according to claim 1, characterized in that: The top end of the filter cartridge (2) is fixedly connected to a top cover (12), the inner top surface of the top cover (12) is fixedly connected to a pressure seat (14), the inner top surface of the pressure seat (14) is fixedly connected to a pressure spring (15), the bottom end of the pressure spring (15) is fixedly connected to a stop block (16), the bottom end of the stop block (16) contacts the top end of the filter cover (6), and the outer surface of the stop block (16) is slidably connected to the inner surface of the pressure seat (14).

3. An oil filter for ease of cleaning according to claim 2, wherein: The bottom end of the filter cartridge (2) is fixedly connected to a bottom cover (13); the outer surface of the adjusting screw (10) is rotatably connected to the inside of the bottom cover (13); the bottom end of the adjusting screw (10) passes through the bottom surface of the bottom cover (13) and is transmission-connected to a forward and reverse motor (11); the outer surface of the forward and reverse motor (11) is fixedly connected to the bottom end of the bottom cover (13).

4. An oil filter for ease of cleaning according to claim 3 wherein: The inner surface of the filter cartridge (2) is fixedly connected to a plurality of limiting plates (19), the outer surface of the sealing plate (20) is provided with a plurality of limiting grooves (21), and the outer surfaces of the plurality of limiting plates (19) are respectively slidably connected to the inner surfaces of the plurality of limiting grooves (21).

5. An oil filter for easy cleaning according to claim 1, characterized in that: The two sides of the reversing valve body (1) are fixedly connected with a liquid inlet pipe (3), the other end of the liquid inlet pipe (3) is fixedly connected with the outer surface of the filter cylinder (2) and located at the position of the filter cover (6), and the outer surfaces of the two filter cylinders (2) and located at the lower edge of the filter screen (7) are fixedly connected with a liquid discharge pipe (4), and the other end of the two liquid discharge pipes (4) is fixedly connected with the two sides of the reversing valve body (1).

6. An oil filter for ease of cleaning according to claim 5 wherein: The front face of the reversing valve body (1) is fixedly connected with an oil inlet (22) and an oil outlet (23) in sequence, the interiors of the two liquid inlet pipes (3) are connected to the interior of the oil outlet (23), and the interiors of the two liquid discharge pipes (4) are connected to the interior of the oil outlet (23).

7. An oil filter for ease of cleaning according to claim 6 wherein: The outer surface of the liquid inlet pipe (3) is fixedly connected to a cleaning pipe (17), the outer surface of the filter cartridge (2) and a position close to the bottom end thereof are fixedly connected to a sewage discharge pipe (18), and connecting plates (24) are fixedly connected to both sides of the reversing valve body (1), and the other ends of the two connecting plates (24) are fixedly connected to the outer surfaces of the two filter cartridges (2) respectively.

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