CN213540592U

CN213540592U - Fuel filter

Info

Publication number: CN213540592U
Application number: CN202022797027.1U
Authority: CN
Inventors: 袁屹峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-06-25
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a fuel filter, including filter casing (13), be equipped with filter lid (12) above filter casing (13), filter lid (12) and filter casing (13) pass through the screw thread installation, be equipped with sealing washer (19) between filter lid (12) and filter casing (13), filter lid (12) top is equipped with into oil pipe (11), be equipped with oil inlet (18) in into oil pipe (11), filter casing (13) lateral part is equipped with out oil pipe (15), be equipped with oil-out hole (22) in out oil pipe (15), be equipped with outlet pipe (14) below filter casing (13), be equipped with outlet (24) in outlet pipe (14); a connecting ring (28) is fixedly arranged on the inner wall of the filter shell (13); the utility model discloses removable filter core has material utilization rate height, and the lower advantage of cost still has better filtration efficiency.

Description

Fuel filter

Technical Field

The utility model relates to an auto-parts, in particular to fire oil cleaner.

Background

The fuel filter is connected in series on a pipeline between the fuel pump and an oil inlet of the throttle body. The fuel filter is used for removing solid impurities such as iron oxide, dust and the like contained in fuel oil and preventing a fuel oil system from being blocked. Mechanical abrasion is reduced, stable operation of the engine is ensured, and reliability is improved. The utility model discloses a chinese utility model patent that publication number is CN209053726U discloses a fire automatic drainage device of oil cleaner, including firing the oil cleaner body, the inside fixedly connected with filter core of firing the oil cleaner body, threaded connection has the oil inlet pipe in the oil inlet department of a side that fires the oil cleaner body, the inside fixed mounting who inhales the material pipe has the fan, inhale on the feed inlet of material pipe and the bin outlet respectively fixedly connected with inlet pipe and row's material pipe, the tip difference fixed connection of inlet pipe and row's material pipe is in the water catch area and the drain pipe, fixed mounting has the controller on the front of firing the oil cleaner body. Most of the existing fuel filters are integrated. When the automobile is maintained, the filter needs to be integrally replaced, the material utilization rate is low, and the replacement cost is high. In addition, the existing fuel filter only filters through a single filter element, and the filtering efficiency is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil filter fires. The utility model discloses removable filter core has material utilization rate height, and the lower advantage of cost still has better filtration efficiency.

The technical scheme of the utility model: a fuel filter comprises a filter shell, wherein a filter cover is arranged above the filter shell, the filter cover and the filter shell are installed through threads, a sealing ring is arranged between the filter cover and the filter shell, an oil inlet pipe is arranged above the filter cover, an oil inlet is arranged in the oil inlet pipe, an oil outlet pipe is arranged on the side part of the filter shell, an oil outlet is arranged in the oil outlet pipe, a water outlet pipe is arranged below the filter shell, and a water outlet is arranged in the water outlet pipe; the filter comprises a filter shell and is characterized in that a connecting ring is fixedly mounted on the inner wall of the filter shell, a clamping groove is formed in the connecting ring, a bottom cavity is formed in the filter shell, the lower part of the bottom cavity is communicated with a water outlet, the side part of the bottom cavity is communicated with an oil outlet, and a filter plug is arranged at the communication part; the filter is arranged above the bottom cavity, the filter is fixedly mounted on the inner wall of the filter shell, an inner cavity is formed above the filter, the upper side of the inner cavity is communicated with the oil inlet, a filter element is arranged in the inner cavity, a filter disc is arranged on the filter element and matched with the clamping groove, a connecting rod is arranged in the filter element, the lower end of the connecting rod is in threaded connection with the filter, and the upper end of the connecting rod penetrates through the filter element and is in threaded connection with the filter disc.

In the fuel filter, the lower end of the bottom cavity is arc-shaped.

In the fuel filter, the upper end of the filter disc is provided with a small protruding block, and the lower end of the filter disc is provided with a threaded hole.

In the fuel filter, threads are arranged at the upper end and the lower end of the connecting rod.

In the fuel filter, the upper end of the filter plate is provided with a threaded hole.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a combination formula filter rotates the filter disc through opening the filter lid earlier to carry out the filter core and change. The utility model discloses a renew cartridge reduces the change number of times of filter, has improved the life of filter, has improved the utilization ratio of material, has practiced thrift the cost of automobile maintenance and maintenance.

2. Furthermore, the utility model discloses a filter disc, filter core, filter and filter stopper carry out the multiple filtration, can filter solid debris such as iron oxide, dust in the fuel, improve fuel filter's filter effect and efficiency, prevent that fuel oil system from blockking up, reduce mechanical wear, ensure engine steady operation, improve the reliability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention.

The labels in the figures are: 11-an oil inlet pipe; 12-a filter head; 13-a filter housing; 14-a water outlet pipe; 15-an oil outlet pipe; 16-a card slot; 17-a filter disc; 18-an oil inlet; 19-a sealing ring; 20-a connecting rod; 22-an oil outlet; 23-a filter plug; 24-a water discharge port; 25-bottom chamber; 26-a filter plate; 27-a filter element; 28-a connecting ring; 29-lumen.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): the fuel filter comprises a filter shell 13, as shown in fig. 1-2, a filter cover 12 is arranged above the filter shell 13, the filter cover 12 and the filter shell 13 are installed through threads, and a sealing ring 19 is arranged between the filter cover 12 and the filter shell 13, so that the filter has good sealing performance; an oil inlet pipe 11 is arranged above the filter cover 12, an oil inlet 18 is arranged in the oil inlet pipe 11, an oil outlet pipe 15 is arranged on the side portion of the filter shell 13, an oil outlet 22 is arranged in the oil outlet pipe 15, a water outlet pipe 14 is arranged below the filter shell 13, and a water outlet 24 is arranged in the water outlet pipe 14; a connecting ring 28 is fixedly mounted on the inner wall of the filter shell 13, a clamping groove 16 is formed in the connecting ring 28, a bottom cavity 25 is arranged in the filter shell 13, and the lower end of the bottom cavity 25 is arc-shaped, so that fuel oil can be conveniently deposited and layered; the lower part of the bottom cavity 25 is communicated with a water outlet 24, the side part of the bottom cavity 25 is communicated with an oil outlet 22, and a filter plug 23 is arranged at the communication part; a filter plate 26 is arranged above the bottom cavity 25, a threaded hole is formed in the upper end of the filter plate 26, the filter plate 26 is fixedly installed on the inner wall of the filter shell 13, an inner cavity 29 is formed above the filter plate 26, the upper side of the inner cavity 29 is communicated with the oil inlet 18, a filter element 27 is arranged in the inner cavity 29, a filter disc 17 is arranged on the filter element 27, the filter disc 17 is matched with the clamping groove 16, a threaded hole is formed in the lower end of a small protruding block arranged at the upper end of the filter disc 17, and therefore the filter disc can rotate conveniently during replacement and; the filter disc is characterized in that a connecting rod 20 is arranged in the filter element 27, threads are arranged at the upper end and the lower end of the connecting rod 20, the lower end of the connecting rod 20 is in threaded connection with the filter plate 26, and the upper end of the connecting rod 20 penetrates through the filter element 27 and is in threaded connection with the filter disc 17, so that the filter element is convenient to replace.

The working principle is as follows: during operation, fuel gets into the inner chamber through the oil inlet, and the rethread filter disc filters for the first time, further filters through the filter core after that, then filters through the filter, deposits at the bottom chamber at last and carries out the profit layering, and fuel after the layering gets into the oil-out through filtering the stopper.

Claims

1. A fuel filter comprising a filter housing (13), characterized in that: a filter cover (12) is arranged above the filter shell (13), the filter cover (12) and the filter shell (13) are installed through threads, a sealing ring (19) is arranged between the filter cover (12) and the filter shell (13), an oil inlet pipe (11) is arranged above the filter cover (12), an oil inlet (18) is arranged in the oil inlet pipe (11), an oil outlet pipe (15) is arranged on the side portion of the filter shell (13), an oil outlet (22) is arranged in the oil outlet pipe (15), a water outlet pipe (14) is arranged below the filter shell (13), and a water outlet (24) is arranged in the water outlet pipe (14); a connecting ring (28) is fixedly mounted on the inner wall of the filter shell (13), a clamping groove (16) is formed in the connecting ring (28), a bottom cavity (25) is formed in the filter shell (13), the lower portion of the bottom cavity (25) is communicated with a water outlet (24), the side portion of the bottom cavity (25) is communicated with an oil outlet (22), and a filter plug (23) is arranged at the communicated position; bottom chamber (25) top is equipped with filter (26), filter (26) fixed mounting is on the inner wall of filter casing (13), filter (26) top is equipped with inner chamber (29), inner chamber (29) top is linked together with oil inlet (18), be equipped with filter core (27) in inner chamber (29), be equipped with filter disc (17) on filter core (27), filter disc (17) cooperate with draw-in groove (16), be equipped with connecting rod (20) in filter core (27), connecting rod (20) lower extreme and filter (26) threaded connection, connecting rod (20) upper end run through filter core (27) and with filter disc (17) threaded connection.

2. The fuel filter of claim 1, wherein: the lower end of the bottom cavity (25) is arc-shaped.

3. The fuel filter of claim 1, wherein: the upper end of the filter disc (17) is provided with a small convex block, and the lower end of the filter disc is provided with a threaded hole.

4. The fuel filter of claim 1, wherein: the upper end and the lower end of the connecting rod (20) are provided with threads.

5. The fuel filter of claim 1, wherein: the upper end of the filter plate (26) is provided with a threaded hole.