CN212054954U

CN212054954U - Detachable fuel filter of oil pumping device

Info

Publication number: CN212054954U
Application number: CN202020143506.9U
Authority: CN
Inventors: 郭步春
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-12-01
Anticipated expiration: 2030-01-22

Abstract

The utility model relates to a detachable fuel filter of pump oil ware belongs to the auto-parts field, and its structure includes filter casing, filter core and pump oil ware, and filter core, pump oil ware design are in the filter casing, can dismantle between pump oil ware and the filter casing and be connected, pump oil ware is including oil inlet, sucker rod, pump oil duct, oil pump, the oil inlet is linked together outside the filter core, and sucker rod one end is linked together with the filter core is inside, and the other end links to each other with the pump oil duct, and the pump oil duct links to each other with the oil-out. The oil pumping device of the utility model can be detachably arranged in the filter shell, thus solving the problem that the existing fuel oil pumping device of the fuel oil filter in the market can not be independently replaced when damaged; the oil pumping device is connected and fixed at the upper end of the filter shell through the outer nut, and is convenient to disassemble and assemble when the filter element is replaced; the exhaust hole is formed in the sucker rod, and the oil pump is used for driving fuel oil to flow in the flowing direction and has an exhaust function, so that the pumping process is smooth and free of resistance, and the stable operation of an engine is guaranteed.

Description

Detachable fuel filter of oil pumping device

Technical Field

The utility model belongs to the technical field of auto-parts and specifically relates to a can dismantle oil pumping ware fire oil filter.

Background

The fuel filter is an essential part of automobile composition, and is mainly used for removing water in oil products so as to reduce the fault of an oil nozzle and prolong the service life of an engine.

When the fuel filter is replaced or needs to exhaust, the fuel filter needs to exhaust through a hand oil pumping device or an electric oil pumping device, the existing oil pumping device of the filter is arranged outside the filter and placed on the filter base, and is integrated with the filter base, if the filter is damaged, the filter can not be replaced independently, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a detachable fuel filter of oil pump ware aims at solving the existing problem that can't change alone after fuel filter oil pump ware damages in the market.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a detachable fuel filter of pump oil ware, includes filter casing, filter core and pump oil ware, and filter core, pump oil ware design are in the filter casing, can dismantle between pump oil ware and the filter casing and be connected, pump oil ware is including oil inlet, sucker rod, the oil pumping duct, be used for driving the oil pump that the fuel flowed on the flow direction, the oil inlet is linked together outside with the filter core, and sucker rod one end is linked together with the filter core is inside, and the other end links to each other with the oil pumping duct, and the oil pumping duct links to each other with the oil-out.

Preferably, the oil pumping device structure comprises an oil pumping cavity, an oil pump is installed in the oil pumping cavity, an oil inlet is formed in one side of the oil pumping cavity, a sucker rod is formed in the bottom of the oil pumping cavity and connected with the oil pump, an oil pumping channel is formed in one side of the oil pumping cavity, two oil pumping outlets are formed in the oil pumping channel and connected with the oil pump, and a valve assembly is arranged on the oil pumping channel and between the two oil pumping outlets.

Preferably, the valve assembly is a one-way umbrella-shaped check valve, when the engine does not work, the valve assembly is in a closed state, and when the engine works, the valve assembly is automatically opened under the suction effect of the oil engine.

Preferably, the oil pumping device is connected with the filter shell in a sealing mode through an outer sealing ring.

Preferably, the oil pumping device is fixed at the upper end of the filter shell through an external nut connection.

Preferably, the oil pump is an electric oil pump or a manual oil pump.

Preferably, the oil pumping device is arranged at the upper end of the filter shell and above the filter element.

Preferably, the electric oil pump is a brushless electric pump.

The scheme is preferred, the part of the sucker rod, which extends out of the upper end of the filter element, is provided with an exhaust hole.

Preferably, the sucker rod is equipped with the spring outward, and spring one end butt is in the bottom of oil pumping ware, and the other end butt is in filter core upper end cover department, is equipped with the sealing washer between sucker rod and the filter core upper end cover.

(III) advantageous effects

The utility model provides a pair of detachable fuel filter of pump oil ware possesses following beneficial effect:

the oil pumping device is detachably arranged in the filter shell, so that the problem that the existing fuel oil pumping device of the fuel oil filter in the market is damaged and cannot be independently replaced is solved;

the oil pumping device is connected and fixed at the upper end of the filter shell through the outer nut, and is convenient to disassemble and assemble when the filter element is replaced;

the exhaust holes are formed in the parts, extending out of the upper end cover of the filter element, of the sucker rod, when the oil pump works, the oil pump has an exhaust function besides a function of driving fuel oil to flow in a flow direction, and after the oil way exhausts, the pumping process is smooth and free of resistance, and the stable operation of an engine is guaranteed.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a schematic structural diagram of the oil pumping device according to the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is an oil circuit of the engine of the present invention during operation;

FIG. 5 is an oil circuit of the engine of the present invention when it is not in operation;

the reference numerals in the figures denote:

1. an oil pump 2, an oil inlet 3, an oil outlet 4, an external nut 5 and a filter shell,

6. an oil pumping chamber 7, an oil pumping rod,

8. a filter element 800, a filter material 801, a hydrophobic filter screen 802 and a filter element upper end cover,

803. the lower end cover of the filter element is provided with a filter element,

9. a valve component 10, an exhaust hole 11, a spring 12, a filter element upper cover sealing ring,

13. the outer sealing ring 14, the pump oil outlet 15 and the pump oil outlet.

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.

Please refer to fig. 1, 3, 4, 5, the utility model discloses a detachable fuel filter of pump oil ware, including filter casing 5, filter core 8 and pump oil ware, filter core 8, pump oil ware design are in filter casing 5, can dismantle between pump oil ware and the filter casing 5 and be connected, pump oil ware is including oil inlet 2, sucker rod 7, pump oil duct 15, be used for driving the oil pump 1 that the fuel flows on the flow direction, and wherein oil inlet 2 is connected with the oil tank, and oil inlet 2 is linked together with the filter core 8 outside, and 7 one end of sucker rod are linked together with filter core 8 is inside, and the other end links to each other with pump oil duct 15, and pump oil duct 15 links to each other with oil-out 3, and oil-out 3 is connected with the engine.

The filter element 8 comprises a filter element 8 framework, a filter element upper end cover 802 is arranged at the upper end of the filter element 8 framework, a filter element lower end cover 803 is arranged at the lower end of the filter element 8 framework, a filter material 800 formed by longitudinally folding filter paper is arranged on the surface of the filter element 8 framework, the filter material 800 is used for filtering impurities contained in fuel oil, a hydrophobic filter screen 801 is arranged inside the filter material 800, and the hydrophobic filter screen 801 is made of oleophylic and hydrophobic materials and used for separating oil from water.

With reference to fig. 2, the oil pumping device structure includes an oil pumping cavity 6, an oil pump 1 is installed in the oil pumping cavity 6, an oil inlet 2 is formed in one side of the oil pumping cavity 6, a sucker rod 7 is formed at the bottom of the oil pumping cavity 6, the sucker rod 7 is connected with the oil pump 1, an oil pumping duct 15 is formed in one side of the oil pumping cavity 6, two oil pumping outlets 14 are formed in the oil pumping duct 15 and connected with the oil pump 1, and a valve assembly 9 is arranged on the oil pumping duct 15 and between the two oil pumping outlets 14.

On the basis of the structure, the valve assembly 9 is an electromagnetic valve or a one-way umbrella-shaped check valve, the preferred mode is the one-way umbrella-shaped check valve, when the engine does not work, the valve assembly 9 is in a closed state, when the engine works, the valve assembly 9 is automatically opened under the suction effect of the oil engine and can only be opened in one way, compared with a mode of electromagnetic valve control, the circuit control is omitted, the structure is simpler, and the instant control can be realized.

On the basis of the structure, the oil pumping device is hermetically connected with the filter shell 5 through an outer sealing ring 13.

On the basis of the structure, the oil pumping device is fixedly connected with the upper end of the filter shell 5 through an outer nut 4.

On the basis of the structure, the oil pump 1 is an electric oil pump or a manual oil pump.

On the basis of the structure, the oil pumping device is arranged at the upper end of the filter shell 5 and above the filter element 8.

On the basis of the structure, the electric oil pump is a brushless electric pump.

In order to facilitate the exhaust and ensure the stable operation of the engine, the part of the sucker rod 7 extending out of the upper end cover 802 of the filter element is provided with an exhaust hole 10. When the oil pump 1 works, the oil pump has the function of driving fuel oil to flow in the flow direction and also has the function of exhausting, so that the suction process is smooth and has no resistance.

On the basis of the structure, a spring 11 is arranged outside the sucker rod 7, one end of the spring 11 is abutted against the bottom end of the oil pumping device, the other end of the spring 11 is abutted against the upper end cover 802 of the filter element, and the sucker rod 7 is in sealing connection with the upper end cover 802 of the filter element through a seal ring 12 of the upper cover of the filter element.

The specific working process is described by taking the oil pump 1 as an electric oil pump as an example as follows:

the working principle is as follows: after the electric oil pump is started, fuel oil in the oil tank enters the filter through the oil inlet 2 for filtering, impurities contained in the fuel oil are removed through the filter material 800 and then enter the hydrophobic filter screen 801, water is trapped outside the hydrophobic filter screen 801 due to the fact that the hydrophobic filter screen 801 is made of oleophylic and hydrophobic materials, the fuel oil enters the hydrophobic filter screen 801, oil-water separation is achieved, and along with the suction effect of the electric oil pump, the cavity of the whole filter is filled with the oil from bottom to top.

When the engine does not work, the valve component 9 is closed, only the oil way of the electric oil pump supplies oil, after the engine is ignited to work, the valve component 9 is opened and can only be opened in one way, and the two oil ways supply oil simultaneously so as to meet the requirement of using oil when the engine runs at high power. The electric oil pump is set to be automatically opened at certain intervals to realize an exhaust function, and under special working conditions, the oil consumption is large when the engine runs at high power, and the electric oil pump can be automatically opened to realize an auxiliary oil pumping function.

In the whole process, when the electric oil pump works, the electric oil pump not only drives fuel oil to flow in the flow direction, but also has the exhaust function, so that the pumping process is smooth and free of resistance after the oil way exhausts, and the stable operation of an engine is ensured.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

Claims

1. The utility model provides a detachable fuel filter of pump oil ware, its characterized in that, includes filter casing (5), filter core (8) and pump oil ware, filter core (8), pump oil ware design in filter casing (5), can dismantle between pump oil ware and filter casing (5) and be connected, pump oil ware is including oil inlet (2), sucker rod (7), pump oil duct (15), be used for driving oil pump (1) that the fuel flowed on flow direction, oil inlet (2) are linked together with filter core (8) outside, and sucker rod (7) one end is linked together with filter core (8) is inside, and the other end links to each other with pump oil duct (15), and pump oil duct (15) link to each other with oil-out (3).

2. The detachable fuel filter of claim 1, wherein the oil pumping device structure comprises an oil pumping cavity (6), an oil pump (1) is installed in the oil pumping cavity (6), an oil inlet (2) is formed in one side of the oil pumping cavity (6), a sucker rod (7) is formed in the bottom of the oil pumping cavity (6), the sucker rod (7) is connected with the oil pump (1), an oil pumping channel (15) is formed in one side of the oil pumping cavity (6), two oil pumping outlets (14) are formed in the oil pumping channel (15) and connected with the oil pump (1), and a valve assembly (9) is arranged on the oil pumping channel (15) and between the two oil pumping outlets (14).

3. The fuel filter of claim 2, wherein the valve assembly (9) is a one-way umbrella-shaped check valve, when the engine is not in operation, the valve assembly (9) is in a closed state, and when the engine is in operation, the valve assembly (9) is automatically opened under the suction of the oil engine.

4. The fuel filter of claim 1, 2 or 3, wherein the fuel pump is hermetically connected with the filter housing (5) through an outer sealing ring (13).

5. The fuel filter of claim 1, 2 or 3, wherein the fuel pump is fixed at the upper end of the filter housing (5) by an external nut (4).

6. The fuel filter of claim 1, 2 or 3, wherein the fuel pump (1) is an electric fuel pump or a manual fuel pump.

7. An oil pump removable fuel filter according to claim 1, 2 or 3, characterised in that the oil pump is mounted at the upper end of the filter housing (5) above the filter element (8).

8. The fuel filter of claim 6, wherein the electric oil pump is a brushless electric pump.

9. The detachable fuel filter of the oil pumping device according to the claim 1, 2, 3 or 8, characterized in that the part of the sucker rod (7) extending out of the upper end of the filter element (8) is provided with an air vent (10).

10. The detachable fuel filter of the oil pumping device according to claim 1, 2, 3 or 8, wherein a spring (11) is arranged outside the oil pumping rod (7), one end of the spring (11) abuts against the bottom end of the oil pumping device, the other end of the spring (11) abuts against the upper end cover (802) of the filter element, and a seal ring (12) of the upper end cover of the filter element is arranged between the oil pumping rod (7) and the upper end cover (802) of the filter element.