CN215876673U

CN215876673U - Combined filter element structure of precision filter

Info

Publication number: CN215876673U
Application number: CN202121078131.3U
Authority: CN
Inventors: 任雪婵; 沈岚; 任飞; 孙晓新; 黎红霞
Original assignee: Shenzhen Shenfang Filter Material Co ltd
Current assignee: Shenzhen Shenfang Filter Material Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-02-22
Anticipated expiration: 2031-05-19

Abstract

The utility model relates to the technical field of filtering devices, in particular to a combined filter element structure of a precision filter, which comprises a shell, a joint, an electromagnetic valve, a filtering device, a bent pipe and a filter element, wherein the joint is connected to the top end of the surface of the shell through a thread, the electromagnetic valve is fixedly connected to the bottom of the shell, the filtering device is fixedly connected to the bottom of the electromagnetic valve, the joint is in an irregular shape which is horizontally arranged, the bent pipe is arranged at the left end inside the joint, and the filter element is connected to the bottom of the bent pipe through a thread. The utility model has simple structure and simple operation, can realize the purification treatment of water, impurities, oil stain and peculiar smell by adopting a plurality of groups of filter layers made of different materials through one filter element by the arranged filter element, saves the cost, greatly improves the gas filtering effect, and can effectively filter the residues in the filter element by the arranged electromagnetic valve and the filter device.

Description

Combined filter element structure of precision filter

Technical Field

The utility model relates to the technical field of filtering devices, in particular to a combined filter element structure of a precision filter.

Background

The shell of the cylinder body of the precision filter (also called a safety filter) is generally made of stainless steel, tubular filter elements such as PP melt-blown filter elements, wire-fired filter elements, folded filter elements, titanium filter elements, activated carbon filter elements and the like are adopted as filter elements inside the cylinder body, and different filter elements are selected according to different filter media and design processes so as to meet the requirement of outputting substances. The device is used for solid-liquid separation of various suspensions, has higher environmental requirements and higher filtering precision, has wide application range, and is suitable for the industrial fields of medicine, food, chemical industry, environmental protection, water treatment and the like.

The existing precision filter can only filter one or two substances inside the existing precision filter, such as water removal or oil stain removal, so that when air exhausted from the outlet end of an air compressor is filtered, a plurality of filters are required to be added for filtering treatment, the burden of equipment is increased, and the equipment cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined filter element structure of a precision filter.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a combined filter element structure of a precision filter comprises a shell, a joint, an electromagnetic valve, a filtering device, a bent pipe, a filter element and a bottom plate, wherein the top end of the surface of the shell is connected with the joint through threads, the bottom of the shell is fixedly connected with the electromagnetic valve, the bottom of the electromagnetic valve is fixedly connected with the filtering device, the joint is in an irregular shape placed horizontally, the left end inside the joint is provided with the bent pipe, the bottom of the bent pipe is connected with the filter element through threads, the bottom of the inner wall of the shell is fixedly connected with a clamping plate, the filter element comprises a top plate, the bottom center of the top plate is fixedly connected with a first filter element, the bottom of the top plate is fixedly connected with a second filter element, the bottom of the top plate is fixedly connected with a third filter element, the filtering device is internally provided with a connecting pipe, and the bottom of the connecting pipe is fixedly connected with a filter barrel, the bottom of the filter barrel is fixedly connected with a drainage pipe.

Preferably, the bottom of the third filter element is provided with a bottom plate in threaded connection, and the bottom plate is internally provided with a plurality of circularly arranged turbidity discharge holes.

Preferably, the inner wall of the clamping plate is attached to the surface of the bottom plate, a sealing ring is arranged on the inner side surface of the clamping plate, and the clamping plate and the bottom plate form a clamping structure.

Preferably, a plurality of groups of O-shaped holes are formed in the surfaces of the first filter element and the third filter element, and the O-shaped holes in the surface of the third filter element are smaller than the O-shaped holes in the surface of the first filter element.

Preferably, the second filter core is crossed by first filter layer, second filter layer, third filter layer and fourth filter layer and is constituteed, first filter layer adopt polymer PET polyester fiber filter layer, the second filter layer adopt polymer PE PA sintering filter layer, the third filter layer adopt high-efficient glass fiber filter layer, the fourth filter layer adopt the active carbon filter layer.

Preferably, the inside of filter vat is equipped with the filtration sand bed, the inside central point of filter vat puts and is equipped with the active carbon layer.

Preferably, the filter element and the bent pipe form a fixed structure, and the bottom plate and the third filter element form a fixed structure.

The utility model has at least the following beneficial effects:

the utility model has simple structure and simple operation, can realize the purification treatment of water, impurities, oil stain and peculiar smell by one filter element through the filter element and a plurality of groups of filter layers made of different materials, saves the cost and greatly improves the gas filtering effect, can effectively filter the residues in the filter element through the arranged electromagnetic valve and the filter device, avoids the pollution to the environment, indirectly improves the service life of the filter element, effectively protects the filter element through the arranged shell and the joint, and is convenient for centralized collection and pollution discharge treatment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic main sectional view of the housing of the present invention;

FIG. 4 is a schematic structural view of a filter element according to the present invention;

FIG. 5 is a schematic view of the structure of the filter device of the present invention.

In the figure: 1. a housing; 2. a joint; 3. an electromagnetic valve; 4. a filtration device; 5. bending the pipe; 6. A filter element; 7. a top plate; 8. a base plate; 9. a turbidity discharge hole; 10. a clamping plate; 11. a seal ring; 12. a first filter element; 13. a second filter element; 14. a third filter element; 15. a connecting pipe; 16. a filter vat; 17. a drain pipe; 18. a first filter layer; 19. a second filter layer; 20. A third filter layer; 21. a fourth filter layer; 22. an O-shaped hole; 23. filtering the sand layer; 24. and an activated carbon layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-5, a combined filter element structure of a precision filter, comprising a casing 1, a joint 2, an electromagnetic valve 3, a filtering device 4, a bent pipe 5, a filter element 6 and a bottom plate 8, wherein the top end of the surface of the casing 1 is connected with the joint 2 through a thread, the bottom of the casing 1 is fixedly connected with the electromagnetic valve 3, the bottom of the electromagnetic valve 3 is fixedly connected with the filtering device 4, the joint 2 is horizontally placed in an irregular shape, the bent pipe 5 is arranged at the left end inside the joint 2, the bottom of the bent pipe 5 is connected with the filter element 6 through a thread, the bottom end of the inner wall of the casing 1 is fixedly connected with a clamping plate 10, the filter element 6 comprises a top plate 7, the center position of the bottom of the top plate 7 is fixedly connected with a first filter element 12, the bottom of the top plate 7 is fixedly connected with a second filter element 13, the bottom of the top plate 7 is fixedly connected with a third filter element 14, the filter element 4 comprises a connecting pipe 15, and the bottom of the connecting pipe 15 is fixedly connected with a filtering barrel 16, and the bottom of the filtering barrel 16 is fixedly connected with a drainage pipe 17.

The scheme has the following working processes:

when in use, the joint 2 is arranged at a proper position, gas to be filtered flows into the filter element 6 through the bent pipe 5, the first filter element 12 is used for primarily filtering the gas, larger particles are filtered, then the gas is purified by the second filter element 13, impurities, oil stain and peculiar smell are filtered, the gas is filtered again by the third filter element 14, the filtered gas flows out through the joint 2, the electromagnetic valve 3 is started, and residues at the bottom of the shell 1 flow into the filter barrel 16 along with the connecting pipe 15 to be filtered, so that the environment pollution caused by the residues is avoided.

According to the working process, the following steps are known:

the utility model has simple structure and simple operation, can realize the purification treatment of water, impurities, oil stain and peculiar smell by one filter element 6 through the filter element 6 by adopting a plurality of groups of filter layers made of different materials, saves the cost and greatly improves the gas filtration effect, can effectively filter residues in the filter element 6 through the arranged electromagnetic valve 3 and the filter device 4, avoids the pollution to the environment, indirectly prolongs the service life of the filter element 6, effectively protects the filter element 6 through the arranged shell 1 and the joint 2, and is convenient for centralized collection and pollution discharge treatment.

Furthermore, the bottom of the third filter element 14 is connected with a bottom plate 8 through a screw thread, and the bottom plate 8 is internally provided with a plurality of annular turbidity discharge holes 9.

Further, the inner wall of the engaging plate 10 is attached to the surface of the bottom plate 8, a seal ring 11 is provided on the inner side surface of the engaging plate 10, and the engaging plate 10 and the bottom plate 8 constitute an engaging structure.

Furthermore, a plurality of groups of O-shaped holes 22 are formed in the surfaces of the first filter element 12 and the third filter element 14, and the O-shaped holes 22 in the surface of the third filter element 14 are smaller than the O-shaped holes 22 in the surface of the first filter element 12.

Further, the second filter element 13 is composed of a first filter layer 18, a second filter layer 19, a third filter layer 20 and a fourth filter layer 21, the first filter layer 18 is a high-molecular PET polyester fiber filter layer, the second filter layer 19 is a high-molecular PE/PA sintered filter layer, the third filter layer 20 is a high-efficiency glass fiber filter layer, and the fourth filter layer 21 is an activated carbon filter layer.

Further, a filtering sand layer 23 is arranged inside the filtering barrel 16, and an activated carbon layer 24 is arranged in the center of the inside of the filtering barrel 16.

Furthermore, the filter element 6 and the elbow 5 form a fixed structure, and the bottom plate 8 and the third filter element 14 form a fixed structure.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A combined filter element structure of a precision filter comprises a shell (1), a joint (2), an electromagnetic valve (3), a filtering device (4), a bent pipe (5), a filter element (6) and a bottom plate (8), and is characterized in that the top end of the surface of the shell (1) is connected with the joint (2) through threads, the bottom of the shell (1) is fixedly connected with the electromagnetic valve (3), the bottom of the electromagnetic valve (3) is fixedly connected with the filtering device (4), the joint (2) is in an irregular shape horizontally placed, the bent pipe (5) is arranged at the left end inside the joint (2), the bottom of the bent pipe (5) is connected with the filter element (6) through threads, the bottom end of the inner wall of the shell (1) is fixedly connected with a clamping plate (10), the filter element (6) comprises a top plate (7), and the bottom center of the top plate (7) is fixedly connected with a first filter element (12), the bottom fixed connection of roof (7) has second filter element (13), the bottom fixed connection of roof (7) has third filter element (14), including connecting pipe (15) in filter equipment (4), and the bottom fixed connection's of connecting pipe (15) lauter tub (16), the bottom fixed connection of lauter tub (16) has drainage pipe (17).

2. A combined filter element structure of a precision filter according to claim 1, wherein the bottom of the third filter element (14) is connected with a bottom plate (8) through screw threads, and the bottom plate (8) is internally provided with a ring-shaped row of turbidity discharging holes (9).

3. A precision filter combined filter element structure according to claim 1, characterized in that the inner wall of the engaging plate (10) is attached to the surface of the bottom plate (8), the inner side surface of the engaging plate (10) is provided with a sealing ring (11), and the engaging plate (10) and the bottom plate (8) form an engaging structure.

4. A precision filter combined filter element structure according to claim 1, wherein the surfaces of the first filter element (12) and the third filter element (14) are provided with a plurality of groups of O-shaped holes (22), and the O-shaped holes (22) on the surface of the third filter element (14) are smaller than the O-shaped holes (22) on the surface of the first filter element (12).

5. A precision filter combined filter element structure according to claim 1, wherein the second filter element (13) is composed of a first filter layer (18), a second filter layer (19), a third filter layer (20) and a fourth filter layer (21), the first filter layer (18) is a high molecular PET polyester fiber filter layer, the second filter layer (19) is a high molecular PE/PA sintered filter layer, the third filter layer (20) is a high efficiency glass fiber filter layer, and the fourth filter layer (21) is an activated carbon filter layer.

6. A combined filter element arrangement of a precision filter according to claim 1, characterized in that the filtering barrel (16) is provided with a filtering sand layer (23) inside, and the filtering barrel (16) is provided with an activated carbon layer (24) in the center inside.

7. A precision filter combined filter element arrangement according to claim 1, c h a r a c t e r i z e d in that the filter element (6) and the elbow (5) constitute a fixed structure, and that the bottom plate (8) and the third filter element (14) constitute a fixed structure.