Fuel filter with high filtering performance

Abstract

The utility model discloses a fuel filter with high filtering performance, which comprises a shell, one end of the shell is provided with a base, the other end of the shell is provided with a cover body, the cover body is provided with a connecting groove, the shell is arranged in the connecting groove in a clamping manner, a first gear is rotatably arranged in the cover plate, and a second gear is rotatably arranged in the cover plate. The first gear is provided with a plurality of groove bodies, each groove body is provided with a limiting rod in a sliding mode, each limiting rod is provided with a clamping rod, the cover body is provided with a supporting plate, at least part of each clamping rod is arranged on the corresponding limiting plate in a sliding mode, the cover body is provided with a pin hole, the shell is provided with a round hole, and the pin hole is provided with a through hole. When the first gear is rotated, the clamping rod can be driven to sequentially penetrate through the pin hole and the round hole, and at least part of the clamping rod extends to the outer part of the cover body, so that the cover body is fixed on the shell, the cover body and the shell of the device are convenient to disassemble, and the filter element assembly is convenient to disassemble, replace and clean.

Description

Technical Field

[0001] The utility model relates to the field of filters, in particular to a fuel filter with high filtering performance. Background Art

[0002] During the filtering process, if the filter has poor purity filtering effect, it is easy to have fine impurities. These impurities will affect the engine operation of the motor vehicle and are easy to damage the equipment in long-term use. For example, patent number CN 209959316 U provides a filter with multi-layer filtering, including a shell and a filter element assembly arranged in the shell, a cover body and a base are provided at both ends of the shell, an oil inlet is provided on the cover body, and an oil outlet is provided on the base. It is characterized in that: the filter element assembly includes a frame and a plurality of filter elements arranged in the frame, the inlet end of the frame is connected to the oil inlet, the outlet end of the frame is connected to the oil outlet, and the filter elements are arranged in the frame in sequence from the oil inlet to the oil outlet. However, the cover body and the shell of the device are not easy to disassemble, making it inconvenient to disassemble, replace and clean the filter element assembly. Utility Model Content

[0003] The utility model aims to provide a fuel filter with high filtering performance, which solves the problem that the cover body and the shell of the device are difficult to disassemble, making it difficult to disassemble, replace and clean the filter element assembly.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a high-filtration performance fuel filter, which includes a shell, a base is provided at one end of the shell, and a cover body is provided at the other end, a connecting groove is provided on the cover body, and the shell can be snap-fitted into the connecting groove, a gear 1 is rotatably provided in the cover body, a plurality of groove bodies are provided on the gear 1, a limit rod is slidably provided on each of the groove bodies, a clamping rod is provided on the limit rod, a limit plate is provided on the cover body, the clamping rod is at least partially slidably provided on the limit plate, a pin hole is provided on the cover body, and a circular hole is provided on the shell, and rotating the gear 1 can drive the clamping rod to pass through the pin hole and the circular hole in sequence, and at least partially extend to the outside of the cover body to fix the cover body on the shell.

[0005] Preferably, a rotating rod is rotatably provided on the cover body, and the rotating rod at least partially extends into the interior of the cover body and is connected to a second gear, and the second gear is meshingly connected to the first gear.

[0006] Preferably, a ratchet is provided on the rotating rod, and a pawl is rotatably provided on the cover body, and the pawl is meshingly connected with the ratchet.

[0007] Preferably, the base is provided with an outlet, and the cover is provided with an inlet.

[0008] Preferably, a sleeve is provided in the shell, and a filter element is provided on the sleeve.

[0009] Preferably, a support plate is provided on the base, a clamping portion is provided on the support plate and the cover body, a clamping groove is provided on the sleeve, and the clamping portion can be clampedly arranged in the clamping groove.

[0010] The utility model provides a high-filtration performance fuel filter, the high-filtration performance fuel filter comprises a shell, one end of the shell is provided with a base, the other end is provided with a cover body, the cover body is provided with a connecting groove, the shell can be snap-fitted in the connecting groove, a gear 1 is rotatably provided in the cover body, a plurality of groove bodies are provided on the gear 1, a limit rod is slidably provided on each of the groove bodies, a clamping rod is provided on the limit rod, a limit plate is provided on the cover body, the clamping rod is at least partially slidably provided on the limit plate, a pin hole is provided on the cover body, and a circular hole is provided on the shell, rotating the gear 1 can drive the clamping rod to pass through the pin hole and the circular hole in sequence, and at least partially extend to the outside of the cover body, so as to fix the cover body on the shell, and when the cover body is installed When installed on the shell, it is necessary to first place the cover body on the shell so that the shell and the connecting groove on the cover body are engaged, and then, the rotating rod is rotated to make the rotating rod drive gear two to rotate, and gear two drives gear one to move during the rotation, and gear one drives the limit rod on the slot body to move during the displacement, and the limit rod drives the clamping rod to move during the displacement, so that the clamping rod passes through the pin hole on the cover body and the circular hole on the shell in sequence, and the clamping rod extends to the outside of the cover body, and at the same time, the ratchet on the rotating rod is engaged with the pawl on the cover body to lock gear one, thereby fixing the cover body on the shell. When cleaning the filter element, it is only necessary to disassemble the cover body and the shell, and take out the sleeve from the shell. Through the simple structure, the cover body and the shell of the device are easy to disassemble, so that the filter element assembly is easy to disassemble, replace and clean.

[0011] Beneficial effect: The clamping rod on the gear 1 passes through the pin hole on the cover body and the circular hole on the shell, and the clamping rod extends to the outside of the cover body, thereby fixing the cover body on the shell, making it easy to disassemble the cover body and the shell of the device, making it easy to disassemble, replace and clean the filter element assembly.

[0012] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0014] Figure 1 It is a three-dimensional structural diagram of the fuel filter provided by the utility model;

[0015] Figure 2 This is a structural diagram of the cover of the fuel filter provided by the utility model;

[0016] Figure 3 This is a diagram of the internal structure of the cover of the fuel filter provided by the utility model;

[0017] Figure 4 It is a cross-sectional structural diagram of the fuel filter provided by the utility model.

[0018] Description of Reference Numerals

[0019] 1. Shell; 2. Base; 3. Cover; 4. Gear 1; 5. Slot; 6. Limit rod; 7. Clamp rod; 8. Limit plate; 9. Pin hole; 10. Gear 2; 11. Rotating rod; 12. Ratchet; 13. Paw; 14. Inlet; 15. Outlet; 16. Support plate; 17. Clamping part; 18. Sleeve; 19. Clamping groove. DETAILED DESCRIPTION

[0020] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0021] like Figure 1-4 As shown: The utility model provides a high filtering performance fuel filter, the fuel filter comprises a shell 1, one end of the shell 1 is provided with a base 2, the other end is provided with a cover body 3, the cover body 3 is provided with a connecting groove, the shell 1 can be arranged in the connecting groove in a snap-fitting manner, a gear 4 is rotatably arranged in the cover body 3, a plurality of grooves 5 are provided on the gear 4, each of the grooves 5 is slidably provided with a limit rod 6, the limit rod 6 is provided with a clamping rod 7, a limit plate 8 is provided on the cover body 3, the clamping rod 7 is at least partially slidably arranged on the limit plate 8, a pin hole 9 is provided on the cover body 3, and a circular hole is provided on the shell 1, rotating the gear 4 can drive the clamping rod 7 to pass through the pin hole 9 and the circular hole in sequence, and at least partially extend to the outside of the cover body 3, so as to fix the cover body 3 on the shell 1.

[0022] The working principle of the utility model is as follows: when the cover body is installed on the shell, the cover body needs to be placed on the shell first so that the shell and the connecting groove on the cover body are engaged. Then, the rotating rod is rotated to make the rotating rod drive gear two to rotate. Gear two drives gear one to move during the rotation. Gear one drives the limiting rod on the groove body to move during the displacement. The limiting rod drives the clamping rod to move during the displacement, so that the clamping rod passes through the pin hole on the cover body and the circular hole on the shell in sequence, and the clamping rod extends to the outside of the cover body. At the same time, the ratchet on the rotating rod is engaged with the pawl on the cover body to lock gear one, thereby fixing the cover body on the shell. When cleaning the filter element, it is only necessary to disassemble the cover body and the shell and take out the sleeve from the shell. Through the simple structure, the cover body and the shell of the device are easy to disassemble, so that the filter element assembly is easy to disassemble, replace and clean.

[0023] In a preferred embodiment of the present invention, a rotating rod 11 is rotatably provided on the cover body 3, and the rotating rod 11 at least partially extends into the interior of the cover body 3, and is connected to a gear 2 10, and the gear 2 10 is meshingly connected with the gear 1 4, so that the gear 2 can drive the gear 1 to rotate conveniently.

[0024] In a preferred embodiment of the present invention, a ratchet 12 is provided on the rotating rod 11, and a pawl 13 is rotatably provided on the cover body 3, and the pawl 13 is meshedly connected with the ratchet 12, which is for the convenience of locking the gear 1 and preventing the gear 1 from returning to its original position.

[0025] In a preferred embodiment of the utility model, the base 2 is provided with an outlet 15, and the cover 3 is provided with an inlet 14, which is to facilitate the discharge of oil from the outlet, and the inlet here passes through gear 1, and the outlet here passes through the support plate.

[0026] In a preferred embodiment of the present utility model, a sleeve 18 is arranged in the housing 1, and a filter element is arranged on the sleeve 18 to facilitate filtering.

[0027] In a preferred embodiment of the present utility model, a support plate 16 is provided on the base 2, and a snap-fitting portion 17 is provided on the support plate 16 and the cover body 3. A snap-fitting groove 19 is provided on the sleeve 18, and the snap-fitting portion 17 can be snap-fitted in the snap-fitting groove 19, which is for the convenience of limiting the sleeve.

[0028] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0029] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0030] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A high filtration performance fuel filter, characterized in that: The high filtration performance fuel filter comprises a housing (1), one end of the housing (1) is provided with a base (2), the other end is provided with a cover (3), the cover (3) is provided with a connecting groove, the housing (1) can be snap-fittedly arranged in the connecting groove, a gear (4) is rotatably arranged in the cover (3), a plurality of grooves (5) are arranged on the gear (4), each of the grooves (5) is slidably provided with a limit rod (6), and the limit rod (6) is provided with a A clamping rod (7) is arranged, a limiting plate (8) is arranged on the cover body (3), the clamping rod (7) is at least partially slidably arranged on the limiting plate (8), a pin hole (9) is arranged on the cover body (3), and a circular hole is arranged on the shell (1), and the rotation of the gear (4) can drive the clamping rod (7) to pass through the pin hole (9) and the circular hole in sequence, and at least partially extend to the outside of the cover body (3), so as to fix the cover body (3) on the shell (1).

2. The high filtration performance fuel filter according to claim 1, characterized in that: The cover body (3) is rotatably provided with a rotating rod (11), and the rotating rod (11) at least partially extends into the interior of the cover body (3) and is connected to a second gear (10), and the second gear (10) is meshingly connected with the first gear (4).

3. The high filtration performance fuel filter according to claim 2, characterized in that: The rotating rod (11) is provided with a ratchet (12), and the cover body (3) is rotatably provided with a ratchet pawl (13), and the ratchet pawl (13) is meshedly connected with the ratchet (12).

4. The high filtration performance fuel filter according to claim 1, characterized in that: The base (2) is provided with an outlet (15), and the cover (3) is provided with an inlet (14).

5. The high filtration performance fuel filter according to claim 1, characterized in that: A sleeve (18) is arranged in the housing (1), and a filter element is arranged on the sleeve (18).

6. The high filtration performance fuel filter according to claim 5, characterized in that: The base (2) is provided with a support plate (16), the support plate (16) and the cover body (3) are both provided with a snap-fitting portion (17), the sleeve (18) is provided with a snap-fitting groove (19), and the snap-fitting portion (17) can be snap-fittedly arranged in the snap-fitting groove (19).

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