CN213331350U - Filter - Google Patents

Abstract

The utility model discloses a filter, including casing, upper cover, filter core, the upper cover is installed at the casing top, and the upper cover center is equipped with the oil-out, and the both sides that the upper cover is located the oil-out are equipped with the oil inlet, and the filter core is located the casing, and the top of filter core is connected with the lower surface of upper cover through an upper end cover, and the bottom of filter core is connected with an end cover, and the filter core is located between two oil inlets and separates into first cavity and second cavity with casing internal partitioning, and oil-out and first cavity intercommunication, bottom in the casing are equipped with the drainage ball valve. Through the effect of ball valve, spring, first magnetism spare and second magnetism spare, make the valve gap drop from the disk seat, make things convenient for the outflow of water.

Description

Filter

Technical Field

The utility model relates to a filter technical field specifically is a filter.

Background

In the working process of an automobile engine, the diesel filter is used for filtering moisture and impurities in diesel, water and oil in the filter are separated due to density difference, but a user has the condition of not draining water for the filter for a long time, so that the diesel mixed with the moisture is fed into the engine, the working efficiency of the engine is low, and the service life of the engine is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weak point to prior art provides a filter to solve and can not in time discharge with water and lead to thoughtlessly having the problem of water in the oil.

In order to achieve the above object, the utility model provides a following technical scheme:

a filter comprises a shell, an upper cover and a filter element, wherein the upper cover is arranged at the top of the shell, an oil outlet is formed in the center of the upper cover, oil inlets are formed in two sides, located at the oil outlet, of the upper cover, the filter element is located in the shell, the top of the filter element is connected with the lower surface of the upper cover through an upper end cover, the bottom of the filter element is connected with a lower end cover, the filter element is located between the two oil inlets and divides the interior of the shell into a first cavity and a second cavity, the oil outlet is communicated with the first cavity, and a drainage ball valve; the drainage ball valve comprises a floating ball, a valve rod, a valve cover, a valve seat, a spring, a first magnetic part and a second magnetic part, wherein the upper end of the valve seat is connected with the valve cover, the lower end of the valve seat is connected to the center of the bottom of the shell, the valve rod is of an inverted T shape, the lower end of the valve rod penetrates through the valve cover to extend into the valve seat, the upper end of the valve rod is movably connected with a connecting rod, one end of the connecting rod, which is far away from the valve rod, is movably connected with the floating ball, two symmetrical sides of the top of the valve seat are provided with a groove, the groove is embedded with the first magnetic part, the lower surface of the valve cover is provided with the second magnetic part which can be inserted into the groove and can be adsorbed by the first magnetic.

Preferably, the periphery of the lower end cover is connected with a grid plate, and the periphery of the grid plate is connected with the inner wall of the shell.

Preferably, the lower surface of the lower end cover is connected with a limiting rod, and the limiting rod is located right above the drainage ball valve.

Preferably, the inner wall of the valve cover is provided with a circle of sealing ring.

Preferably, the periphery of the filter element is coated with a cylindrical steel wire mesh.

The utility model has the advantages that:

1. diesel oil gets into the casing by the oil inlet, through the filtration of filter core, diesel oil flows from the oil-out, water gets into the casing lower extreme by the grid board, along with the liquid level rising of water, the floater rises, the pulling valve rod rises, thereby make the valve gap break away from the disk seat, with disk seat and the inside intercommunication of casing, water flows by the disk seat, after water descends, the floater drops, the buoyancy that the valve gap receives diminishes, through the spring, the effect of first magnetic part and second magnetic part, the valve gap is detained again and is established on the disk seat, make the disk seat close, water stops flowing.

2. Connect disk seat and valve rod through the spring, adsorb through first magnetic part and second magnetic part with disk seat and valve gap connection, can make the more stable knot of valve gap establish on the disk seat, prevent that the buoyancy is less because of water in the casing when less, water flows out by the disk seat.

Drawings

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

FIG. 2 is a schematic structural view of a drain ball valve;

FIG. 3 is a schematic view of a valve cover;

in the figure, 1-shell, 2-upper cover, 3-filter element, 4-oil outlet, 5-oil inlet, 6-upper cover, 7-lower cover, 8-first cavity, 9-second cavity, 10-drainage ball valve, 10 a-floating ball, 10 b-valve rod, 10 c-valve cover, 10 d-valve seat, 10 e-spring, 10 f-first magnetic piece, 10 g-second magnetic piece, 10 h-sealing ring, 11-grating plate, 12-limiting rod and 13-steel wire mesh.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a filter comprises a housing 1, an upper cover 2, and a filter element 3, wherein the upper cover 2 is installed at the top of the housing 1, an oil outlet 4 is formed in the center of the upper cover 2, oil inlets 5 are formed in two sides of the upper cover 2, which are located at the oil outlet 4, the filter element 3 is located in the housing 1, the top of the filter element 3 is connected with the lower surface of the upper cover 2 through an upper end cover 6, the bottom of the filter element 3 is connected with a lower end cover 7, the filter element 3 is located between the two oil inlets 5 and divides the interior of the housing 1 into a first cavity 8 and a second cavity 9, the oil outlet 4 is communicated with the first cavity 8, and a drain ball.

The drain ball valve 10 comprises a floating ball 10a, a valve rod 10b, a valve cover 10c, a valve seat 10d, a spring 10e, a first magnetic part 10f and a second magnetic part 10g, the upper end of the valve seat 10d is connected with the valve cover 10c, the inner wall of the valve cover 10c is provided with a circle of sealing ring 10h, the lower end of the valve seat 10d is connected with the center of the bottom of the shell 1, the valve rod 10b is of an inverted T shape, the lower end of the valve rod 10b penetrates through the valve cover 10c and extends into the valve seat 10d, the upper end of the valve rod 10b is movably connected with a connecting rod, one end of the connecting rod, far away from the valve rod 10b, is movably connected with the floating ball 10a, two symmetrical sides of the top of the valve seat 10d are provided with a groove, the first magnetic part 10f is embedded in the groove, the lower surface of the valve cover 10c is provided with the second magnetic part 10g which can be inserted into the groove and adsorbed, the lower end of the spring 10e is connected to both sides below the valve rod 10 b.

Specifically, the periphery of the lower end cover 7 is connected with a grid plate 11, and the periphery of the grid plate 11 is connected with the inner wall of the shell 1. The grid plate 11 can fix the lower end cover 7 in the shell, and on the other hand, water can conveniently enter the lower part of the shell 1 from the grid plate 11.

Specifically, the lower surface of the lower end cap 7 is connected to a stopper rod 12, and the stopper rod 12 is located directly above the drain ball valve 10. When the water level in the housing 1 rises, the floating ball 10a rises along with the water level, the valve rod 10b is pulled upwards, the valve cover 10c is separated from the valve seat 10d, and the limiting rod 12 can prevent the floating ball 10a from rising continuously, so that the valve cover 10c and the valve seat 10d are prevented from being damaged.

Specifically, the periphery of the filter element 3 is coated with a cylindrical steel wire mesh 13. The steel wire mesh 13 is arranged on the periphery of the filter element 3 and plays a role in reinforcing the filter element 3.

The utility model discloses a theory of operation does:

diesel oil enters the shell 1 from the oil inlet 5, is filtered by the filter element 3, flows out from the oil outlet 4, water enters the lower end of the shell 1 from the grating plate 11, and when the water amount in the shell 1 is small, the drainage ball valve 10 is in a closed state; along with the rise of the liquid level of water, the floating ball 10a rises, the valve rod 10b is pulled to rise under the action of buoyancy, so that the first magnetic part 10f and the second magnetic part 10g are separated, the valve cover 10c is separated from the valve seat 10d, the valve seat 10d is communicated with the interior of the shell 1, water flows out from the valve seat 10d, after the water falls, the floating ball 10a falls, the buoyancy borne by the valve cover 10c is reduced, the valve cover 10c is buckled on the valve seat 10d through the restoring force of the spring 10e and the suction force of the first magnetic part 10f and the second magnetic part 10g, the valve cover 10d is closed, and the water stops flowing out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A filter comprises a shell (1), an upper cover (2) and a filter element (3), wherein the upper cover (2) is installed at the top of the shell (1), an oil outlet (4) is formed in the center of the upper cover (2), oil inlets (5) are formed in two sides, located at the oil outlet (4), of the upper cover (2), the filter element (3) is located in the shell (1), the filter element is characterized in that the top of the filter element (3) is connected with the lower surface of the upper cover (2) through an upper end cover (6), the bottom of the filter element (3) is connected with a lower end cover (7), the filter element (3) is located between the two oil inlets (5) and divides the interior of the shell (1) into a first cavity (8) and a second cavity (9), the oil outlet (4) is communicated with the first cavity (8), and a drainage ball valve (10) is arranged at the;

the drainage ball valve (10) comprises a floating ball (10a), a valve rod (10b), a valve cover (10c) and a valve seat

(10d) A spring (10e), a first magnetic member (10f) and a second magnetic member (10g), the valve seat

(10d) The upper end of the valve seat (10d) is connected with a valve cover (10c), the lower end of the valve seat (10d) is connected with the center of the bottom of the shell (1), the valve rod (10b) is in an inverted T shape, the lower end of the valve rod (10b) passes through the valve cover (10c) and extends into the valve seat (10d), the upper end of the valve rod (10b) is movably connected with a connecting rod, one end of the connecting rod, which is far away from the valve rod (10b), is movably connected with the floating ball (10a), two symmetrical sides of the top of the valve seat (10d) are provided with a groove, a first magnetic part (10f) is embedded in the groove, the lower surface of the valve cover (10c) is provided with a second magnetic part (10g) which can be inserted into the groove and is adsorbed with the first magnetic part (10f), the valve rod (10b) is located the peripheral cover of disk seat (10d) and is equipped with spring (10e), and the upper end and the lower surface of valve gap (10c) of spring (10e) are connected, and the lower extreme and the both sides of valve rod (10b) below of spring (10e) are connected.

2. A filter according to claim 1, characterised in that a grid plate (11) is attached to the periphery of the lower end cover (7), the periphery of the grid plate (11) being attached to the inner wall of the housing (1).

3. A filter according to claim 1, wherein a limiting rod (12) is connected to the lower surface of the lower end cover (7), and the limiting rod (12) is positioned right above the drain ball valve (10).

4. A filter according to claim 1, characterised in that the inner wall of the valve cover (10c) is provided with a ring of sealing rings (10 h).

5. A filter according to claim 1, characterised in that the filter element (3) is peripherally coated with a cylindrical steel mesh (13).

Images