CN216537491U

CN216537491U - Electric spark filter with good sealing performance

Info

Publication number: CN216537491U
Application number: CN202220049029.9U
Authority: CN
Inventors: 肖旭华; 李其松; 肖迪
Original assignee: Dongguan Lvjuren Purification Technology Co ltd
Current assignee: Dongguan Lvjuren Purification Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-05-17
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses an electric spark filter with good sealing performance, which comprises a base and a top seat, wherein the periphery of one side, close to the base and the top seat, of the base is fixedly connected with a first threaded sleeve, the inner side of the first threaded sleeve is in threaded connection with the upper end and the lower end of an outer net, grooves are formed in the inner sides of the first threaded sleeve, the inner sides of the grooves are fixedly connected with first sealing rings, the periphery of an opening at the upper end of the top seat is fixedly connected with a second threaded sleeve, the upper end of the second threaded sleeve is in threaded connection with a connecting piece, the lower end of the connecting piece is fixedly connected with a second sealing ring, and a sealing bearing is fixedly connected in the opening at the upper end of the connecting piece. According to the utility model, the guide pipe and the electric spark filter are convenient to disassemble, the sealing performance at the joint of the guide pipe and the electric spark filter is better, the filter element is convenient to replace, and the service life of the electric spark filter is prolonged.

Description

Electric spark filter with good sealing performance

Technical Field

The utility model relates to the technical field of electric spark filtration, in particular to an electric spark filter with good sealing performance.

Background

The electric spark filter is a filtering device used in a pipeline, can separate and collect impurities, and generally consists of a cylinder body, a stainless steel filter screen, a pollution discharge part, a transmission device and an electric control part.

Chinese patent document CN214809047U discloses a filter for wire cut electric discharge machines, which comprises an upper cover, an outer net, an outer filter material, a lower cover, a side water inlet, an inner net, an inner filter material and a filter space, wherein the side water inlet is arranged at the side of the upper cover and the right upper end of the filter space, and can save the original middle end cover, reduce the product cost, effectively increase the filtering area when the liquid enters the inner filtering material and the outer filtering material through the side water inlet, increase the bonding area between the outer net and the inner net and the upper cover and the lower cover, prevent the cover explosion phenomenon, ensure the product quality and prolong the service life, however, the patent mainly has the following two defects that firstly, the filter element cannot be detached and replaced, so that the service life of the electric spark filter is not long, and secondly, the sealing performance of the joint of the electric spark filter and the pipeline is not strong, so that the oil leakage condition is easy to occur at the joint during filtering, and the filtering effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an electric spark filter with good sealing performance.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an electric spark filter that sealing performance is good, includes base and footstock, the equal first thread bush of fixedly connected with in one side periphery that base and footstock are close to mutually, the inboard equal threaded connection of first thread bush is in the upper and lower end of outer net, the inboard that base and footstock are located first thread bush all is provided with the recess, the inboard equal first sealing washer of fixedly connected with of recess, the upper end opening part periphery fixedly connected with second thread bush of footstock, the upper end threaded connection of second thread bush has the connecting piece, the lower extreme fixedly connected with second sealing washer of connecting piece, fixedly connected with sealed bearing in the upper end opening of connecting piece.

As a further description of the above technical solution:

the upper end and the lower end of the outer net are attached to one side, close to the first sealing ring.

As a further description of the above technical solution:

the inner side of the outer net is sequentially distributed with a first filter element, a middle net, a second filter element and an inner net.

As a further description of the above technical solution:

the upper end and the lower end of the first filter element, the middle net, the second filter element and the inner net are attached to one side, close to the base and the top seat.

As a further description of the above technical solution:

the lower end of the second sealing ring is attached to the periphery of the inner lower end of the second threaded sleeve.

As a further description of the above technical solution:

and a guide pipe is fixedly connected inside the sealing bearing.

As a further description of the above technical solution:

the outer diameter of the sealing bearing is equal to the inner diameter of an opening at the upper end of the connecting piece.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, the sealing bearing at the upper end of the connecting piece is arranged on the periphery of the lower end of the guide pipe, the second thread sleeve at the upper end of the electric spark filter is arranged at the lower end of the connecting piece, and the connecting piece is rotated to extrude the second sealing ring of the connecting piece, so that the connecting part is in a sealing state.

2. According to the utility model, when the first filter element and the second filter element of the electric spark filter need to be replaced, the connecting piece is rotated, the electric spark filter is disassembled, the top seat and the base are rotated, the base and the top seat are disassembled, the first filter element and the second filter element are disassembled, and after a new filter element is installed, the base and the top seat 2 are installed, the filter element replacement can be completed, so that the service life of the electric spark filter is prolonged.

Drawings

Fig. 1 is a perspective view of an electric spark filter with good sealing performance according to the present invention;

FIG. 2 is a front view of an electric spark filter according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view of fig. 2 at B.

Illustration of the drawings:

1. a base; 2. a top seat; 3. a first threaded sleeve; 4. an outer net; 5. a groove; 6. a first seal ring; 7. a first filter element; 8. a middle net; 9. a second filter element; 10. an inner net; 11. a second threaded sleeve; 12. a connecting member; 13. a second seal ring; 14. sealing the bearing; 15. a conduit.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: an electric spark filter with good sealing performance comprises a base 1 and a top seat 2, wherein the periphery of one side, close to the base 1 and the top seat 2, of the base 1 is fixedly connected with a first threaded sleeve 3, the inner side of the first threaded sleeve 3 is in threaded connection with the upper end and the lower end of an outer net 4, the inner sides, located on the first threaded sleeve 3, of the base 1 and the top seat 2 are provided with a groove 5, the inner sides of the groove 5 are fixedly connected with a first sealing ring 6, a connecting piece 12 is rotated when a first filter element 7 and a second filter element 9 of the electric spark filter need to be replaced, the electric spark filter is disassembled by rotating the top seat 2 and the base 1, the base 1 and the top seat 2 are disassembled, the first filter element 7 and the second filter element 9 are disassembled, after a new filter element is installed, the base 1 and the top seat 2 are installed, the replacement can be completed, the service life of the electric spark filter is prolonged, the periphery of an upper end opening of the top seat 2 is fixedly connected with a second threaded sleeve 11, the upper end threaded connection of second thread bush 11 has connecting piece 12, the lower extreme fixedly connected with second sealing washer 13 of connecting piece 12, fixedly connected with sealing bearing 14 in the upper end opening of connecting piece 12, install sealing bearing 14 on connecting piece 12 to the lower extreme periphery of pipe 15, install the second thread bush 11 on the electric spark filter upper end to the lower extreme of connecting piece 12, and rotate connecting piece 12, make second sealing washer 13 of connecting piece 12 receive the extrusion, make the junction be in encapsulated situation, through set up sealing bearing 14 in the upper end opening of connecting piece 12, and set up second sealing washer 13 at the lower extreme of connecting piece 12, realized that pipe 15 and electric spark filter are convenient to be dismantled, and the sealing performance at pipe 15 and electric spark filter junction is better.

The last lower extreme of extranet 4 all laminates with one side that first sealing washer 6 is close to mutually, play sealed effect, the inboard of extranet 4 has distributed first filter core 7 in proper order, well net 8, second filter core 9 and intranet 10, first filter core 7, well net 8, the last lower extreme of second filter core 9 and intranet 10 all laminates with one side that base 1 and footstock 2 are close to mutually, extranet 4, first filter core 7, well net 8, second filter core 9 and intranet 10 play the effect of filtering the electric spark, the lower extreme of second sealing washer 13 laminates with the interior lower extreme periphery of second thread bush 11, sealing bearing 14's inside fixedly connected with pipe 15, sealing bearing 14's external diameter equals with the upper end opening internal diameter of connecting piece 12, guide pipe 15 is conveniently installed.

The working principle is as follows: firstly, a sealing bearing 14 at the upper end of a connecting piece 12 is arranged on the periphery of the lower end of a guide pipe 15, a second thread sleeve 11 at the upper end of an electric spark filter is arranged at the lower end of the connecting piece 12, the connecting piece 12 is rotated, a second sealing ring 13 of the connecting piece 12 is extruded, the connecting part is in a sealing state, the sealing bearing 14 is arranged in an upper end opening of the connecting piece 12, the lower end of the connecting piece 12 is provided with the second sealing ring 13, the guide pipe 15 and the electric spark filter are convenient to detach, the sealing performance at the connecting part of the guide pipe 15 and the electric spark filter is better, a first filter element 7 and a second filter element 9 of the electric spark filter are required to be replaced, the connecting piece 12 is rotated, the electric spark filter is detached, a top seat 2 and a base seat 1 are rotated, the base seat 1 and the top seat 2 are detached, the first filter element 7 and the second filter element 9 are detached, a new filter element is installed, the base seat 1 and the top seat 2 are installed, the replacement of the filter element can be completed, and the service life of the electric spark filter is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an electric spark filter that sealing performance is good, includes base (1) and footstock (2), its characterized in that: the utility model discloses a threaded connection of outer net (4), the equal first thread bush of one side periphery (3) that base (1) and footstock (2) are close to mutually, the inboard equal threaded connection of first thread bush (3) is at the last lower extreme of outer net (4), the inboard that base (1) and footstock (2) are located first thread bush (3) all is provided with recess (5), the inboard equal fixedly connected with first sealing washer (6) of recess (5), the upper end opening part periphery fixedly connected with second thread bush (11) of footstock (2), the upper end threaded connection of second thread bush (11) has connecting piece (12), the lower extreme fixedly connected with second sealing washer (13) of connecting piece (12), fixedly connected with sealed bearing (14) in the upper end opening of connecting piece (12).

2. The spark filter with good sealing performance as claimed in claim 1, wherein: the upper end and the lower end of the outer net (4) are attached to one side, close to the first sealing ring (6).

3. The spark filter with good sealing performance as claimed in claim 1, wherein: the inner side of the outer net (4) is sequentially distributed with a first filter element (7), a middle net (8), a second filter element (9) and an inner net (10).

4. The spark filter with good sealing performance as claimed in claim 3, wherein: the upper end and the lower end of the first filter element (7), the middle net (8), the second filter element (9) and the inner net (10) are attached to one side, close to the base (1) and the top seat (2), of the inner net.

5. The spark filter with good sealing performance as claimed in claim 1, wherein: the lower end of the second sealing ring (13) is attached to the periphery of the inner lower end of the second threaded sleeve (11).

6. The spark filter with good sealing performance as claimed in claim 1, wherein: the inside of the sealed bearing (14) is fixedly connected with a guide pipe (15).

7. The spark filter with good sealing performance as claimed in claim 1, wherein: the outer diameter of the sealing bearing (14) is equal to the inner diameter of an opening at the upper end of the connecting piece (12).