CN210699029U

CN210699029U - High-efficiency filter

Info

Publication number: CN210699029U
Application number: CN201921428693.9U
Authority: CN
Inventors: 苏亚杰
Original assignee: Jiangsu Sanfeng Robot Co Ltd
Current assignee: Jiangsu Sanfeng Robot Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-09
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a high efficiency filter, it includes the staving and sets up in the lid on staving upper portion, is provided with the filter core inside the staving, is provided with the medium between the lateral wall of filter core and staving and holds the chamber, still is provided with on the lid and holds the medium row entry that the chamber is linked together with the medium. The filter core passes through filter core fixing device and sets up in the inside of staving. The filter core fixing device comprises a fixing seat and a fixing pipe, the fixing pipe is arranged at the middle of the filter core, two ends of the fixing pipe are respectively provided with an inserting portion, the fixing seat is located at the bottom of the barrel body, at least one circle of joint groove is formed in the fixing seat, the fixing pipe can be inserted into the joint groove, the inserting grooves are formed in two end faces of the filter core respectively, the inserting portion is provided with an inserting flange portion capable of being inserted into the inserting grooves, the inserting portion is provided with a rubber ring close to one side of the fixing pipe, and the rubber ring and the fixing pipe are in. The utility model discloses a filter can match the filter core of different specifications, and compact structure, and the leakproofness is good, provides very big facility for the use.

Description

High-efficiency filter

Technical Field

The utility model relates to a filtration equipment technical field, concretely relates to high efficiency filter.

Background

A filter is an essential device for the media transport process, and the filter typically includes a liquid media filter and a gaseous media filter depending on the media transported. The liquid medium filter realizes the interception and filtration of solid impurities in the liquid medium through the filter element so as to realize the filtration effect of the liquid medium; the gas medium filter realizes interception and filtration of solid and liquid particles in a gas medium by conveying gas to be filtered through the filter element.

Most of the existing filters can only be provided with one filter element in a matching way, so that another filter has to be replaced or purchased again in order to meet different filtering requirements, which brings great inconvenience to practical application.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a high-efficiency filter, which can be matched with filter elements with different specifications, has compact structure and good sealing performance, and provides great convenience for use.

The utility model provides a high-efficiency filter, which comprises a barrel body, a cover body and a filter element, wherein the cover body is provided with a medium inlet and a medium outlet, the filter element is arranged inside the barrel body through a filter element fixing device, a medium accommodating cavity is arranged between the filter element and the outer side wall of the barrel body, the medium inlet is communicated with the medium accommodating cavity, the filter element fixing device comprises a fixing seat and a fixing tube, the fixing tube is arranged in the middle part of the filter element, a plurality of meshes are uniformly distributed on the side wall in the middle part of the fixing tube, the upper and the lower ends of the fixing tube are respectively provided with an inserting part, the fixing seat is positioned at the bottom of the barrel body, the fixing seat is provided with at least one circle of clamping groove, the fixing tube can be inserted into the clamping groove, the two end surfaces of the filter element are respectively provided with an inserting groove, the inserting part is provided with a rubber ring at one side close to the fixed pipe, and the rubber ring is in interference fit with the fixed pipe. Through the joint groove that sets up on the fixing base and will fix fixed pipe to can change different fixed pipes and peg graft on the fixing base through the joint groove according to the size of filter core, therefore be convenient for match different filter cores in the use, the firm connection of filter core and fixed pipe is ensured and the sealed effect of filter core and fixed union coupling department has been ensured through the rubber circle to grafting portion, makes the filter have the filter effect of preferred.

Further, the upper end of the fixed pipe is screwed to the middle of the cover body.

Furthermore, the insertion part positioned at the upper end of the fixed pipe is a first insertion part positioned between the cover body and the filter element, and the cover body is provided with a first pressing flange which protrudes towards the first insertion part and can be abutted against the first insertion part. Therefore, when the cover body is screwed to the barrel body in a rotating mode, the cover body and the end cover of the filter element are tightly fixed through the first pressing flange.

Furthermore, the inserting part positioned at the lower end of the fixed pipe is a second inserting part, the second inserting part is positioned between the fixed seat and the filter element, and a second pressing flange which protrudes towards the second inserting part and can be abutted against the second inserting part is arranged on the fixed seat. Therefore, when the fixed pipe is inserted into the fixed seat, the second compression flange ensures the tight connection effect of the fixed seat and the filter element end cover, and ensures that the filter has a good sealing effect.

The cover body is provided with a medium discharge port communicated with the medium containing cavity, and the pressure gauge is arranged at a position on the cover body corresponding to the medium discharge port. Therefore, the pressure gauge can measure the pressure condition of the medium in the medium accommodating cavity in time, so that an operator can make judgment and adjust the pressure condition in time, and the long-term and stable filtering effect of the filter is ensured.

Further, still include the snap ring, the snap ring joint in the lower limb of lid with the top edge department of staving.

Furthermore, a sealing ring is arranged between the lower edge of the cover body and the upper edge of the barrel body at the joint of the cover body and the barrel body, and the sealing ring is correspondingly arranged at the clamping ring. And then, the cover body of the filter is ensured to have good sealing effect when covering the barrel body, and the working effect of the filter is ensured.

Furthermore, the bottom of the barrel body is also provided with a drain outlet, the bottom of the fixed seat is provided with a medium outflow groove, and a medium to be filtered can be communicated with the drain outlet through the medium outflow groove. Thus, when the medium to be filtered is excessive, part of the material to be filtered can be discharged through the discharge opening to reduce damage to the filter element of the filter.

Drawings

FIG. 1 is a schematic external view of a preferred embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a preferred embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

In the figure:

1-barrel body, 2-cover body, 21-medium inlet, 22-medium outlet, 23-medium discharge port, 24-first compression flange, 3-filter element, 31-insertion groove, 4-medium containing cavity, 51-fixing seat, 511-clamping groove, 512-second compression flange, 52-fixing tube, 53-medium discharge groove, 611-first insertion flange part, 612-first rubber ring, 621-second insertion flange part, 622-second rubber ring, 7-pressure gauge, 8-snap ring, 9-sealing ring and 10-discharge port.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, the high efficiency filter of the present invention includes a barrel 1 and a cover 2 disposed on the upper portion of the barrel 1, wherein the cover 2 is provided with a medium inlet 21 and a medium outlet 22. The filter element 3 is arranged in the barrel body 1, the medium accommodating cavity 4 is arranged between the filter element 3 and the outer side wall of the barrel body 1, the medium discharging port 23 communicated with the medium accommodating cavity 4 is further arranged on the cover body 2, and the medium inlet 21 is communicated with the medium accommodating cavity 4 through the medium discharging port 23. The filter element 3 is arranged inside the barrel body 1 through a filter element fixing device. The utility model discloses a filter can be applicable to the filtration to liquid or gaseous state material.

Referring to fig. 3 and 4, the filter element fixing device of the present invention includes a fixing seat 51 and a fixing tube 52, the fixing tube 52 is located in the middle of the filter element 3, a plurality of meshes are uniformly distributed on the side wall of the middle of the fixing tube 52, the upper end of the fixing tube 52 is connected with the cover body 2 and is communicated with the medium outlet 22, and the lower end of the fixing tube 52 is connected with the fixing seat 51. Thus, the medium filtered by the filter element 3 can be discharged from the medium outlet 22. Referring to fig. 3, an external thread is provided on an outer surface of a pipe wall of an upper end of the fixing pipe 52, and an internal thread matched with the external thread of the upper end of the fixing pipe 52 is provided on the cap body 2, so that the cap body 2 can be screw-coupled to the upper end of the fixing pipe 52. A first insertion part is sleeved between the cover body 2 and the filter element 3 at the upper end of the fixed tube 52, the first insertion part comprises an annular first insertion flange part 611 and a first rubber ring 612 arranged inside the first insertion flange part 611, the first rubber ring 612 is in interference fit with the fixed tube 52, the first insertion flange part 611 has an annular flange extending towards the upper end cover of the filter element 3, an annular insertion groove 31 matched with the annular flange of the first insertion flange part 611 is arranged on the upper surface of the upper end cover of the filter element 3, the first rubber ring 612 is arranged at one side of the first insertion part close to the fixed tube 52, and the first rubber ring 612 is in interference fit with the fixed tube 52, so that the filtered medium is ensured not to seep out from the upper end part of the fixed tube 52. Since the cover 2 is provided with the first pressing flange 24 that protrudes toward and can abut against the first insertion flange portion 611 of the first insertion portion, when the cover 2 is screwed to the fixed pipe 52, the pressing flange 21 can further firmly press the first insertion flange portion 611 against the insertion groove 31 of the upper end cap of the filter element 3, thereby ensuring the firm fixation of the cover 2 of the filter and the filter element 3.

Referring to fig. 4, the lower end of the fixing tube 52 is inserted into the fixing seat 51, the fixing seat 51 abuts against the bottom of the barrel body 1, an annular clamping groove 511 is formed in the upper surface of the fixing seat 51, and the lower end of the fixing tube 52 can be inserted into the clamping groove 511. The utility model discloses a set up two rings of joint grooves 511 on the fixing base 51, its quantity that also can adjust joint groove 511 as required, therefore, the utility model discloses a filter can be as required pegged graft the fixed pipe 52 of different diameters on fixing base 51, and then can match the filter core 3 of installing different specifications.

The lower end of the fixed pipe 52 is sleeved with a second inserting portion, and the second inserting portion is located between the fixed seat 51 and the lower end cover of the filter element 3. The second inserting portion comprises a second inserting flange 621 in a ring shape and a second rubber ring 622 arranged on the inner side of the second inserting flange 621, and the second rubber ring 622 is in interference fit with the fixing tube 52. An annular insertion groove 31 is also provided on the lower surface of the lower end cap of the filter element 3, and the annular flange of the second insertion flange 621 matches with the insertion groove 31 of the lower end cap of the filter element 3. The fixing base 51 is provided with a second pressing flange 512 protruding toward the second insertion part and capable of abutting against a second insertion flange 621 of the second insertion part. Therefore, when the fixing tube 52 is inserted into the engaging groove 511 of the fixing base 51, the second pressing flange 512 firmly engages the second insertion portion with the lower end cap of the filter cartridge 3, thereby ensuring tight and firm fixing of the lower end of the fixing tube 52 with the filter cartridge 3.

The upper region of the upper end of the fixed pipe 52, which is connected to the upper end cap of the filter element 3, and the lower region of the lower end, which is connected to the lower end cap of the filter element 3, are not provided with meshes, i.e., the medium cannot directly pass through the side walls of the upper and lower ends of the fixed pipe 52.

The utility model discloses a still be provided with manometer 7 on high efficiency filter's lid 2, set up in the position of medium row mouth 23 top at manometer 7, therefore manometer 7 can in time hold the pressure of treating filter medium in the chamber 4 to the medium and monitor to ensure stable filter effect. The bottom of the barrel body 2 is also provided with a discharge hole 10, the bottom of the fixed seat 51 is provided with a medium outflow groove 53, a medium to be filtered can flow into the discharge hole 10 through the medium outflow groove 53, and when the pressure gauge 7 monitors that the pressure of the medium to be filtered is too high, part of the substance to be filtered can be discharged through the discharge hole 10, so that the filter element 3 is prevented from being damaged.

In order to ensure the utility model discloses a high efficiency filter's staving 1 is fixed firm with lid 2, still is provided with snap ring 8 at the lower limb of lid 2 and the top edge department of staving 1, and is provided with the draw-in groove on the lateral wall of lid 2 and staving 1 correspondingly. The middle of the connecting part of the cover body 2 and the barrel body 1, which is positioned at the lower edge of the cover body 2 and the upper edge of the barrel body 1, is provided with the sealing ring 9, and the sealing ring 9 is correspondingly arranged at the position of the clamping ring 8, so that when the barrel body 1 and the cover body 2 are clamped by the clamping ring 8, the sealing ring 9 can ensure good sealing effect of the barrel body 1 and the cover body 2.

The utility model discloses a high efficiency filter's installation does: insert the back on fixing base 51 with fixed pipe 52, cup joint filter core 3 outside fixed pipe 52, connect lid 2 at the upper end of fixed pipe 52 soon, after lid 2 and the upper end cover butt of filter core 3, with snap ring 8 joint in the top edge of staving 1 and the lower limb department of lid 2 can.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A high-efficiency filter comprises a barrel body, a cover body and a filter element, wherein a medium inlet and a medium outlet are arranged on the cover body, the filter element is arranged in the barrel body through a filter element fixing device, a medium accommodating cavity is arranged between the filter element and the outer side wall of the barrel body, and the medium inlet is communicated with the medium accommodating cavity, and the high-efficiency filter is characterized in that the filter element fixing device comprises a fixing seat and a fixing pipe, the fixing pipe is arranged in the middle of the filter element, a plurality of meshes are uniformly distributed on the side wall in the middle of the fixing pipe, an inserting part is respectively arranged at the upper end and the lower end of the fixing pipe, the fixing seat is positioned at the bottom of the barrel body, at least one circle of clamping groove is arranged on the fixing seat, the fixing pipe can be inserted into the clamping groove, inserting grooves are respectively arranged on the two end faces of the filter element, the inserting part is provided with a rubber ring at one side close to the fixed pipe, and the rubber ring is in interference fit with the fixed pipe.

2. The high efficiency filter of claim 1, wherein the upper end of the fixed tube is screwed to the middle of the cap body.

3. The high efficiency filter of claim 1 wherein the plug-in connection at the upper end of the stationary tube is a first plug-in connection, the first plug-in connection being located intermediate the cover and the filter element, the cover being provided with a first compression flange projecting toward the first plug-in connection and being capable of abutting the first plug-in connection.

4. The high efficiency filter of claim 1 wherein the insert member at the lower end of the stationary tube is a second insert member, the second insert member is positioned between the holder and the filter element, and the holder is provided with a second compression flange projecting toward the second insert member and capable of abutting against the second insert member.

5. The high efficiency filter of claim 1, further comprising a pressure gauge, wherein the cover is provided with a media inlet in communication with the media receiving chamber, and the pressure gauge is disposed on the cover at a position corresponding to the media inlet.

6. The high efficiency filter of claim 1, further comprising a snap ring that snaps onto the lower edge of the cover and the upper edge of the barrel.

7. The high efficiency filter of claim 6, wherein the connection between the cover and the barrel is provided with a sealing ring between the lower edge of the cover and the upper edge of the barrel, and the sealing ring is correspondingly arranged on the snap ring.

8. The high-efficiency filter is characterized in that a drain outlet is further formed in the bottom of the barrel body, a medium outflow groove is formed in the bottom of the fixing seat, and a medium to be filtered can be communicated with the drain outlet through the medium outflow groove.