Sealing wear-resistant oil filter structure

Abstract

The utility model discloses a sealed wear-resistant oil filter structure which comprises a tank body and a top cover, a circular ring is welded on the inner wall of the circumference of the tank body, a leakage-proof ring is welded on the inner wall of the bottom of the circular ring, an annular groove is formed in the bottom end of the top cover, and a first sealing ring and a second sealing ring are arranged in the annular groove. The first sealing ring and the second sealing ring are arranged, so that better sealing performance is achieved after the top cover makes contact with the circular ring, the situation of leakage of the device is avoided, the applicability of the device can be well improved, the first U-shaped frames are welded to the outer wall of the circumference of the top cover, the first U-shaped frames are welded to the outer wall of the circumference of the top cover, and the first U-shaped frames are welded to the outer wall of the circumference of the top cover. Threaded rods are rotationally connected to the inner walls of the two sides of the multiple first U-shaped frames, nuts are fixed through rotary extrusion, so that the top cover and the circular ring are tightly attached and cannot be separated, and the stability of the device during use is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to an oil filter technical field especially relates to a sealed wear -resisting oil filter structure. BACKGROUND

[0002] The oil filter is the key equipment for filtering the impurities in the oil, and is widely used in the fields of automobile, industrial machinery and aviation, when the oil passes through the oil filter, the filter core intercepts the impurities, and the clean oil enters the system to ensure the normal operation of the system and prolong the service life of the equipment.

[0003] The existing oil filter mostly adopts single layer sealing structure, because they are usually closed by a layer of sealing rubber ring, with the passage of time, the sealing rubber ring can be aged, leading to oil leakage, and the leakage can lead to insufficient oil supply, thereby affecting the normal operation of the oil filter and the subsequent use effect. UTILITY MODEL CONTENTS

[0004] The utility model discloses a sealed wear -resisting oil filter structure to solve the technical problems in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of sealed wear -resisting oil filter structure, including tank body and top cover, the circumferential inner wall of the tank body is welded with annular ring, the bottom inner wall of annular ring is welded with leakage prevention ring, the bottom end of the top cover is equipped with annular groove, first sealing ring and second sealing ring are arranged in the inside of annular groove, and the shape of annular groove is compatible with annular ring and tank body.

[0007] As a further scheme of the utility model, the circumferential outer wall of the top cover is welded with a plurality of first U-shaped frames, the two side inner walls of a plurality of first U-shaped frames are rotatably connected with threaded rods, and the circumferential outer wall of the threaded rod is threadedly connected with hand screw nut, the circumferential outer wall of the tank body is welded with a plurality of round rods, and the other end of a plurality of round rods is welded with second U-shaped frame.

[0008] As a further scheme of the utility model, the circumferential outer wall of the top cover is equipped with a plurality of sliding grooves.

[0009] As a further scheme of the utility model, the bottom inner wall of the tank body is welded with support frame, the upper surface of support frame is welded with second snap ring, the circumferential outer wall of second snap ring is clamped with filter core, the circumferential inner wall of filter core is clamped with first snap ring, and first snap ring is fixed with top cover.

[0010] As a further scheme of the utility model, the top end of the top cover is welded with oil inlet pipe, and one end of the oil inlet pipe passes through the top cover.

[0011] As a further scheme of the utility model, the bottom of the tank body is welded with an oil outlet pipe, and a plurality of through holes are formed in one end of the oil outlet pipe.

[0012] As a further scheme of the utility model, the arc surface of the top outer wall of the top cover is provided with a plurality of anti-skid lines, and the plurality of anti-skid lines are uniformly distributed.

[0013] The utility model has the advantages of:

[0014] 1. The first sealing ring and the second sealing ring are arranged in the utility model, so that the top cover has better sealing performance after being in contact with the circular ring, the leakage of the device is avoided, and the applicability of the device is improved.

[0015] 2. The nut threaded rod is arranged in the utility model, the nut is fixed by being rotated and extruded, the top cover and the circular ring are tightly combined and cannot be separated, and the stability of the device during use is improved.

[0016] 3. The utility model is provided with a sliding groove, when the circular rod moves along the sliding groove, the tank body and the top cover are tightly combined, the pressing step is omitted, the operation process is simplified, and the applicability of the device is improved. DRAWINGS

[0017] Figure 1 The utility model provides a front side three-dimensional structure schematic view of a sealed wear-resistant oil filter structure;

[0018] Figure 2 The utility model provides a split structure schematic view of a sealed wear-resistant oil filter structure;

[0019] Figure 3 The utility model provides a tank body cross-section structure schematic view of a sealed wear-resistant oil filter structure;

[0020] Figure 4 The utility model provides a B part enlarged structure schematic view of a sealed wear-resistant oil filter structure;

[0021] Figure 5 The utility model provides an A part enlarged structure schematic view of a sealed wear-resistant oil filter structure.

[0022] In the drawing: 1, tank body; 2, top cover; 3, oil inlet pipe; 4, sliding groove; 5, oil outlet pipe; 6, circular rod; 7, first U-shaped frame; 8, second U-shaped frame; 9, hand screw nut; 10, threaded rod; 11, filter core; 12, support frame; 13, circular ring; 14, first sealing ring; 15, second sealing ring; 16, annular groove; 17, leak-proof ring; 18, first clasp; 19, second clasp. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described in connection with the drawings in the embodiments of the utility model, and the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, and other embodiments obtained by those skilled in the art without creative labor based on the embodiments in the utility model all belong to the protection scope of the utility model.

[0024] With reference to Figures 1-5 A sealed wear-resistant oil filter structure, comprising a tank body 1 and a top cover 2, the circumferential inner wall of the tank body 1 is welded with a circular ring 13, the circular ring 13 is a stepped structure, and the top end of the circular ring 13 is provided with an inwardly inclined slope, the bottom inner wall of the circular ring 13 is welded with a leakage prevention ring 17, the cross section of the leakage prevention ring 17 is an arch-shaped door structure, the bottom end of the top cover 2 is provided with an annular groove 16, the inside of the annular groove 16 is provided with a first sealing ring 14 and a second sealing ring 15, and the shape of the annular groove 16 is matched with the circular ring 13 and the tank body 1.

[0025] The circumferential outer wall of the top cover 2 is welded with a plurality of first U-shaped frames 7, the two side inner walls of the plurality of first U-shaped frames 7 are rotatably connected with threaded rods 10, the circumferential outer wall of the threaded rod 10 is threadedly connected with a hand screw nut 9, the circumferential outer wall of the tank body 1 is welded with a plurality of circular rods 6, the other end of the plurality of circular rods 6 is welded with a second U-shaped frame 8, the circumferential outer wall of the top cover 2 is provided with a plurality of sliding grooves 4, and the circular rod 6 can slide in the sliding groove 4.

[0026] When the top cover 2 is covered, the circular rod 6 needs to be aligned with the bottom of the sliding groove 4 first, and then the circular rod 6 reaches the highest point by rotating the top cover 2, forcing the annular groove 16 to be pressed downward, and at the same time driving the first sealing ring 14 and the second sealing ring 15 to be downward, so that the inner wall of the circular ring 13 is in close contact with the first sealing ring 14 and the second sealing ring 15 to meet the sealing requirement, and the leakage prevention ring 17 is in close contact with the first sealing ring 14, and the material of the first sealing ring 14 and the second sealing ring 15 is polyurethane, and then the threaded rod 10 is rotated to be located between the inner walls of the second U-shaped frame 8, and the hand screw nut 9 is rotated to be in close contact with the first U-shaped frame 7 to prevent the tank body 1 from being separated from the top cover 2, and due to the setting of the two-layer sealing structure, the sealing property of the device can be improved.

[0027] In the utility model, the bottom inner wall of the tank body 1 is welded with a support frame 12, the upper surface of the support frame 12 is welded with a second clamping ring 19, the circumferential outer wall of the second clamping ring 19 is clamped with a filter element 11, the circumferential inner wall of the filter element 11 is clamped with a first clamping ring 18, and the first clamping ring 18 is fixed with the top cover 2, and the sealing clamping of the filter element 11 is realized by providing rubber rings on the first clamping ring 18 and the second clamping ring 19, and when the device is used for a period of time, the filter element 11 can be replaced by opening the top cover 2, so as to reduce the resource waste caused by the overall replacement.

[0028] The top end of the top cover 2 is welded with an oil inlet pipe 3, and one end of the oil inlet pipe 3 penetrates through the top cover 2, and the bottom of the tank body 1 is welded with an oil outlet pipe 5, and one end of the oil outlet pipe 5 is provided with a plurality of through holes, by providing the oil inlet pipe 3 and the oil outlet pipe 5, the device is conveniently installed into the oil circuit through the clamping mode, the arc surface of the top outer wall of the top cover 2 is provided with a plurality of anti-skid lines, and the plurality of anti-skid lines are uniformly distributed, and the anti-skid lines increase the friction between the palm and the top cover 2.

[0029] Working principle: in use, first install the device into the oil circuit, crude oil enters the device through the oil inlet pipe 3, and then is filtered through the filter element 11, and the filtered oil flows into the through hole above the oil outlet pipe 5 through the gap between the support frame 12 and the tank body 1, and then enters the oil circuit through the oil outlet pipe 5, when it needs to be rotated after a period of use, the hand nut 9 is rotated, the threaded rod 10 is separated from the inner wall of the second U-shaped frame 8, the top cover 2 is rotated, the round rod 6 slides out along the sliding groove 4, and then the top cover 2 is separated from the tank body 1, and the new filter element 11 is replaced, after replacement, the top cover 2 is covered, the round rod 6 is aligned with the bottom of the sliding groove 4, the top cover 2 is rotated to make the round rod 6 reach the highest point, the annular groove 16 is forced to be extruded downward, and the first sealing ring 14 and the second sealing ring 15 are driven downward, so that the inner wall of the circular ring 13 is in close contact with the first sealing ring 14 and the second sealing ring 15 to meet the sealing requirement, and the threaded rod 10 is rotated to be located between the inner walls of the second U-shaped frame 8, the hand nut 9 is rotated to be in close contact with the first U-shaped frame 7 to complete the fixation, and due to the two-layer sealing structure, the sealing performance of the device is improved.

[0030] In addition, the terms "mount", "set", "connect", "socket" should be broadly understood. For example, it can be fixedly connected, detachably connected, or integrally configured; it can be mechanically connected or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those skilled in the art according to the specific circumstances.

Claims

1. A sealed wear-resistant oil filter structure comprising a tank body (1) and a top cover (2), characterized in that, The circumferential inner wall of the tank body (1) is fixedly connected with a circular ring (13), the bottom inner wall of the circular ring (13) is fixedly connected with a leakage-proof ring (17), the bottom end of the top cover (2) is provided with an annular groove (16), the inside of the annular groove (16) is provided with a first sealing ring (14) and a second sealing ring (15), and the shape of the annular groove (16) is matched with the circular ring (13) and the tank body (1).

2. The sealed wear-resistant oil filter structure according to claim 1, characterized in that, The circumferential outer wall of the top cover (2) is fixedly connected with a plurality of first U-shaped frames (7), the two side inner walls of the plurality of first U-shaped frames (7) are rotatably connected with threaded rods (10), the circumferential outer wall of the threaded rod (10) is threadedly connected with a hand screw nut (9), the circumferential outer wall of the tank body (1) is fixedly connected with a plurality of circular rods (6), and the other end of the plurality of circular rods (6) is fixedly connected with second U-shaped frames (8).

3. The sealed wear-resistant oil filter structure according to claim 2, characterized in that, The circumferential outer wall of the top cover (2) is provided with a plurality of sliding grooves (4).

4. The sealed wear-resistant oil filter structure according to claim 2, characterized in that, The bottom inner wall of the tank body (1) is fixedly connected with a support frame (12), the upper surface of the support frame (12) is fixedly connected with a second clamping ring (19), the circumferential outer wall of the second clamping ring (19) is clamped with a filter core (11), the circumferential inner wall of the filter core (11) is clamped with a first clamping ring (18), and the first clamping ring (18) is fixed with the top cover (2).

5. The sealed wear-resistant oil filter structure according to claim 3, characterized in that, The top end of the top cover (2) is fixedly connected with an oil inlet pipe (3), and one end of the oil inlet pipe (3) penetrates through the top cover (2).

6. The sealed wear-resistant oil filter structure according to claim 4, characterized in that, The bottom of the tank body (1) is fixedly connected with an oil outlet pipe (5), and one end of the oil outlet pipe (5) is provided with a plurality of through holes.

7. The sealed wear-resistant oil filter structure according to claim 5, characterized in that, The arc surface of the top outer wall of the top cover (2) is provided with a plurality of anti-skid lines, and the plurality of anti-skid lines are uniformly distributed.

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