CN204017500U - The filter element of the two-sided clamping filter screen of rotary drum filter - Google Patents
The filter element of the two-sided clamping filter screen of rotary drum filter Download PDFInfo
- Publication number
- CN204017500U CN204017500U CN201420421059.3U CN201420421059U CN204017500U CN 204017500 U CN204017500 U CN 204017500U CN 201420421059 U CN201420421059 U CN 201420421059U CN 204017500 U CN204017500 U CN 204017500U
- Authority
- CN
- China
- Prior art keywords
- filter
- filter screen
- rotary drum
- frame board
- press strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Filtering Materials (AREA)
Abstract
A kind of filter element of two-sided clamping filter screen of rotary drum filter, the filter element of two-sided clamping filter screen comprises filter medium, filter screen frame board and clamping press strip assembly, filter screen frame board is the filter plate that is provided with the square type outline of arranging in length and breadth orderly cellular porosity, the consistency of thickness of filter screen frame board; Filter medium is flexible filter screen, and filter medium covers the circumferential surface on whole filter screen frame board; Clamping press strip assembly comprises rigid filaments, press strip frame and fixing silk post, the filter element of several two-sided clamping filter screens is installed in the circumference outside of the rotary drum framework of rotary drum filter by clamping press strip assembly and securing member parcel, utilize the filter screen frame board of arch as the inner support face of filter medium, utilize the rigid filaments pressure holding filter medium around semi arch filter screen frame board, not only can bear the gravity of the suspension stoste of rotary drum inside, can also bear rotary drum outer counter and rinse strong current impact.Filter element can adopt corrosion-resistant organic material or resistant to elevated temperatures metal material.
Description
Technical field
The present invention relates to the filter element of the two-sided clamping filter screen of the rotary drum filter of the Separation of Solid and Liquid processing of a kind of thickness and particulate solid content, be specially adapted to cultivate fishery wastewater treatment, dedusting mud conditioning, metal smelt wastewater treatment, Wastewater in Biologic Pharmacy processing and the processing of livestock and poultry breeding industry pollutant.
Background technology
Rotary drum filter is used for removing the impurity of water quality, for example bacterium, algae, slag particle in fishery cultivating industry, livestock and poultry breeding industry, bio-pharmaceuticals factory, smelting steel mill and power plant water system.The basic pattern of rotary drum filter can be referring to " rotating through filter screen " application number 96226183.1, " a kind of filter " application number 201120334023.8, " a kind of device of removing seawater suspended particulate substance " application number 201220136249.1 and " rotary drum filter for cultivation " application number 201020268556.6.Rotary drum filter generally adopts the stoste of entering to suspend in rotary drum, the cleaner liquid of suspension stoste utilizes gravity to be disposed to rotary drum outside by several filter elements that are located on the circumference outside of rotary drum of rotary drum filter, solid content is trapped in the inside circumference of the filter medium on the filter element of rotary drum, certain a part of filter element arranging on rotary drum rotates successively above the stoste that suspends, the row's nozzle that is located at rotary drum outside utilizes high-pressure water mist to blow off to grafting clay in dish pasting at the solid content of filter medium, so far, filter medium after backwash is regenerated, and rotate to suspending in stoste in continuation, go round and begin again and carry out Separation of Solid and Liquid work.
There is following defect at the filter element of existing rotary drum filter:
1, because filter medium covers filter screen frame board external peripheral surface, can bear the atomisation pressure that backwash is larger, but cannot bear the pressure reduction that suspension stoste is larger, therefore the liquid level of the outer cleaner liquid of the rotary drum inner suspension stoste of rotary drum filter and rotary drum is poor can not be too large, and the liquid level of suspension stoste and cleaner liquid is poor less, the power filtering is just less, efficiency is lower, particularly because filter medium cannot bear larger filtration pressure difference, the diameter of rotary drum is restricted, and the floor space of rotary drum filter is larger;
2, adopting the filter medium of organic matter braiding is to hold flimsy easily-consumed products, and filter screen frame board is to reuse, at present in order to increase the power of filtration, filter medium and filter screen frame board adopt bonding or injection moulding bonding way to be connected to increase the service life of filter medium, but the bond strength between filter medium and filter screen frame board is limited, and because the pollution of contact-making surface is difficult to process, the bond strength of adhesive is reduced greatly after changing filter medium;
3, the filter medium of metal wire braiding can bear the suspension stoste compared with elevated operating temperature, adopt the filter medium of metal wire braiding can not adopt the bonding mode being connected with filter screen frame board, and need to adopt more complicated structure, existing known hermetically-sealed construction filter medium is difficult to smooth, seal more difficult, manufacturing cost is higher, safeguards and changes filter medium difficulty.
4, the rigidity press strip of the pressure holding filter cloth of existing structure exceedes two, and unbalance stress appears in the chucking power in several rigidity press strips, and the rigidity press strip of rectangular cross section hinders the processing flow of filter medium.
Summary of the invention
For above many disadvantages, the present invention proposes and solve in-problem technical scheme:
A kind of filter element of two-sided clamping filter screen of rotary drum filter, it is characterized in that, the filter element of two-sided clamping filter screen comprises filter medium, filter screen frame board and clamping press strip assembly, filter screen frame board is the filter plate that is provided with the square type outline of arranging in length and breadth orderly cellular porosity, the consistency of thickness of filter screen frame board; Filter medium is flexible filter screen, and filter medium covers the circumferential surface on whole filter screen frame board; Clamping press strip assembly comprises rigid filaments, press strip frame and fixing silk post, press strip frame is the framework of square type, framework both sides are hook angle bar, the appearance and size of press strip frame surrounding is not more than the outline that clamps net-filter assembly, between two hook angle bar, be provided with several rigid filaments, several rigid filaments are parallel to each other, and rigid filaments two ends utilize fixing silk post to be separately fixed on hook angle bar; Between rigid filaments and filter screen frame board, be provided with filter medium; The filter element of several two-sided clamping filter screens is installed in the circumference outside of the rotary drum framework of rotary drum filter by clamping press strip assembly and securing member parcel, the filter element of two-sided clamping filter screen is the uniform number row in the circumference outside of rotary drum, filter screen frame board contacts with the filter element bracket in rotary drum framework and seals with sealing frame board, hook angle bar is fixed on the axial uniform axial wing lath in circumference outside in rotary drum framework, axially wing lath is parallel with drum rotating axle, is provided with hermetically-sealed construction in the circumference outside of filter screen frame board surrounding and rotary drum.Utilize the filter screen frame board of arch as the inner support face of filter medium, utilize the rigid filaments pressure holding filter medium around semi arch filter screen frame board, not only can bear the gravity of the suspension stoste of rotary drum inside, can also bear rotary drum outer counter and rinse strong current impact.
As the further scheme of filter element be, described rigid filaments has at least one end to utilize the adjustable fixing silk of the intensity post of tightening to be fixed on the stile of hook angle bar, the adjustable fixing silk of the intensity post of tightening is made up of cap nut, optical axis bar, threaded post and nut, cap nut connects optical axis bar, optical axis bar connecting screw post, screw column is fixed with nut through the through hole on hook angle bar, be provided with through hole in the optical axis bar one end that approaches cap nut, the end of rigid filaments through this through hole by cap nut pressure holding in the plane of hook angle bar.The through hole of fixed screw post can be arranged in the right-angle side of hook angle bar or the crochet of right-angle side connection.Be threaded because fixing silk post adopts, can on-the-spot regulate at any time the intensity of tightening of rigid filaments, and easy for installation.
As the further scheme of filter element be, rigid filaments is arranged on two of filter screen frame board and arranges on the circumferential surface of the sidewall between cellular porosities, between rigid filaments and the external peripheral surface of sidewall, be provided with the groove that one section of cross section is semi arch, rigid filaments is clamped in groove.Utilize groove to rigid filaments in rotary drum axial location, because rigid filaments is pressed on the circumferential surface of sidewall, and to avoid rigid filaments to hide filter medium, the area of clamping is evenly strong.
As the further scheme of filter element be, between two hook angle bar in described clamping press strip assembly, be provided with at least two can flexible bending rigidity press strip, several press strips are parallel to each other, the cross section of rigidity press strip is rectangle; Between rigidity press strip and filter screen frame board, be provided with filter medium.Utilize the tension and relaxation rigidity of rigidity press strip can avoid rigid filaments appearance disorderly around phenomenon, be convenient to Fast Installation.But rigidity press strip should not exceed two, otherwise there is unbalance stress phenomenon in chucking power in several rigidity press strip, and in addition, the rigidity press strip of rectangular cross section hinders the processing flow of filter medium, and therefore the quantity of rigidity press strip is difficult for too much.
That the circumferential surface that filter medium contacts with filter screen frame board utilizes adhesive or mold pressing injection moulding bonding connection to fix as the further scheme of filter element.Utilizing adhesive or mold pressing injection moulding bonding connection is fixedly the sealing for the circumferential surface that further increase filter medium contacts with filter screen frame board.
As the further scheme of filter element be, described fixing silk post is the fixing silk of an open type through hole post, and in the fixing silk of open type through hole post, approaching the through hole that optical axis bar one end of cap nut is provided with is open type through hole.Adopting open type through hole is for easy for installation.
That described rigid filaments is metal rigidity silk or plastic cement rigid filaments as the further scheme of filter element.Rigid filaments adopts metal rigidity silk intensity high, and high temperature resistant; Rigid filaments adopts plastic cement rigid filaments seawater corrosion resistance, and elasticity is large, for example nylon material.
That described filter medium is braiding filter cloth or the needle punched non-woven fabrics of metal net or organic material as the further scheme of filter element.Filter medium adopts metal rigidity silk intensity high, and high temperature resistant; Rigid filaments adopts plastic cement rigid filaments seawater corrosion resistance, and elasticity is large, for example nylon material.
Occupation mode is identical with existing rotary drum filter.
Filter element of the present invention beneficial effect is compared with prior art:
1) filter element manufacturing process is more reasonable, manufactures efficiency and improves, and manufacturing cost reduces;
2) installation of filter element, safeguards simply, changes consumable accessory easy, for example, change filter cloth operating efficiency and improve;
3) filter element can adopt corrosion-resistant organic material or resistant to elevated temperatures metal material, and improve the service life of filter element.
4) the strainability index such as the filtration of filter element circulation treating capacity further improves;
5) filter element designs simplification, thus the metal consumption of processed in units amount is reduced, reduce cost, be more conducive to roller diameter and do greatly, produce thereby realize ultra-large processing scale, automatically complete the solid content of getting rid of in suspension stoste.
brief description of the drawings
Fig. 1 is the external view that shows rotary drum;
Fig. 2 is the axle side explosive view of Fig. 1;
Fig. 3 is the axle side explosive view of Fig. 1, the A-A cutaway view of Fig. 1;
Fig. 4 is the axle side explosive view of the filter element of the two-sided clamping filter screen of rotary drum filter;
Fig. 5 shows front view of the present invention;
Fig. 6 is the B-B profile of Fig. 5 filter element;
Fig. 7 is the structure enlarged drawing K of Fig. 6;
Fig. 8 is the C-C cutaway view of Fig. 6;
Fig. 9 is the shaft side figure of fixing silk post;
Figure 10 is the shaft side figure of the fixing silk of another kind of open type through hole post;
Wherein: 1-filter element, 2-rotary drum, 3-filter element bracket, 3a-filter element bracket, 4-securing member, 5-rotary drum framework, the fixing silk of 6-post, 7-rigid filaments, the fixing silk of 8-post, 9-hook angle bar, 10-sealing frame board, 11-filter screen frame board, 12-rigidity press strip, 13-cellular porosity, 14-sidewall, 15-through hole, 16-optical axis bar, 17-threaded post, 18-cap nut, 19-open type through hole, 20-nut.
detailed description of the invention
Below in conjunction with accompanying drawing, filter element of the present invention is further described.
in Fig. 1 to 10, what shown filter element totally executes example.
In Fig. 1 to 3, show the rotary drum 2 of rotary drum filter, rotary drum comprises rotary drum general frame 5, filter element bracket, rotating shaft and filter element, rotary drum general frame is cylindrical frame structure, filter element bracket is fixed on rotary drum general frame and seals tight, filter element is fixed on filter element bracket, the bent frame that filter element bracket is made up of two axial wing lath 3a and circular arc wing lath 3b.
With reference to figure 4 to 10, a kind of filter element of two-sided clamping filter screen of rotary drum filter, it is characterized in that, the filter element 1 of two-sided clamping filter screen comprises filter medium, filter screen frame board 11 and clamping press strip assembly, filter screen frame board is the filter plate that is provided with the square type outline of arranging in length and breadth orderly cellular porosity 13, the consistency of thickness of filter screen frame board; Filter medium is flexible filter screen, and filter medium covers the circumferential surface on whole filter screen frame board; Clamping press strip assembly comprises rigid filaments 7, press strip frame and fixing silk post 8, press strip frame is the framework of square type, framework both sides are hook angle bar 9, the appearance and size of press strip frame surrounding is not more than the outline that clamps net-filter assembly, between two hook angle bar, be provided with 7 rigid filaments, 7 rigid filaments are parallel to each other, and rigid filaments two ends utilize fixing silk post to be separately fixed on hook angle bar; Between rigid filaments and filter screen frame board, be provided with filter medium (filter medium does not show); The filter element of 24 two-sided clamping filter screens is installed in the circumference outside of the rotary drum framework 5 of rotary drum filter by clamping press strip assembly and securing member 4 parcels, the filter element of two-sided clamping filter screen is uniform 4 rows in the circumference outside of rotary drum, filter screen frame board contacts with the filter element bracket 3 in rotary drum framework 5 and uses sealing frame board 10 to seal, hook angle bar is fixed on the axial uniform axial wing lath 3a in circumference outside in rotary drum framework, axially wing lath is parallel with drum rotating axle, is provided with hermetically-sealed construction in the circumference outside of filter screen frame board surrounding and rotary drum.Filter screen frame board adopts plastic material.
With reference to figure 4 and 9, described rigid filaments 7 has one end to utilize the adjustable fixing silk of the intensity post 6 of tightening to be fixed on the stile of hook angle bar 9, the adjustable fixing silk of the intensity post of tightening is made up of cap nut 18, optical axis bar 16, threaded post 17 and nut 19, cap nut connects optical axis bar, optical axis bar connecting screw post, screw column is fixed with nut through the through hole on hook angle bar, be provided with through hole in the optical axis bar one end that approaches cap nut, the end of rigid filaments through this through hole 15 by cap nut pressure holding in the plane of hook angle bar.
With reference to figure 4 and 8, rigid filaments in filter element is arranged on two of filter screen frame board and arranges on the circumferential surface of the sidewall 14 between cellular porosities, between rigid filaments wherein and the external peripheral surface of sidewall, be provided with the groove that one section of cross section is semi arch, rigid filaments 7 is clamped in groove.
With reference to figure 4, between two hook angle bar in described clamping press strip assembly, be provided with two can flexible bending 12,2 press strips of rigidity press strip be parallel to each other, the cross section of rigidity press strip is rectangle; Between rigidity press strip and filter screen frame board, be provided with filter medium.
With reference to figure 4, the circumferential surface that filter medium contacts with filter screen frame board utilizes adhesive to be connected and fixed.
With reference to figure 4 and 9, optical axis bar 16 one end that approach cap nut in the fixing silk post of described rigid filaments 7 lower ends are provided with through hole 15.
With reference to figure 4 and 10, the fixing silk post of described rigid filaments 7 upper ends is the fixing silk of an open type through hole post, and in the fixing silk of open type through hole post, approaching the through hole that optical axis bar 16 one end of cap nut are provided with is open type through hole 19.
With reference to figure 4, described rigid filaments 7 is metal rigidity silk.
In order more clearly to represent correlated characteristic, do not show filter medium at Fig. 4, described filter medium is the filter cloth of metal net or organic material.
Obviously, the relevant technologies feature in various embodiment can reasonably exchange and omit within the scope of rights protection.
Claims (8)
1. the filter element of the two-sided clamping filter screen of a rotary drum filter, it is characterized in that, the filter element (1) of two-sided clamping filter screen comprises filter medium, filter screen frame board (11) and clamping press strip assembly, filter screen frame board is the filter plate that is provided with the square type outline of arranging in length and breadth orderly cellular porosity (13), the consistency of thickness of filter screen frame board; Filter medium is flexible filter screen, and filter medium covers the circumferential surface on whole filter screen frame board; Clamping press strip assembly comprises rigid filaments (7), press strip frame and fixing silk post (8), press strip frame is the framework of square type, framework both sides are hook angle bar (9), the appearance and size of press strip frame surrounding is not more than the outline that clamps net-filter assembly, between two hook angle bar, be provided with several rigid filaments, several rigid filaments are parallel to each other, and rigid filaments two ends utilize fixing silk post (6) to be separately fixed on hook angle bar; Between rigid filaments and filter screen frame board, be provided with filter medium; The filter element of several two-sided clamping filter screens is installed in the circumference outside of the rotary drum framework (5) of rotary drum filter by clamping press strip assembly and securing member (4) parcel, the filter element of two-sided clamping filter screen is the uniform number row in the circumference outside of rotary drum, filter screen frame board contacts with the filter element bracket (3) in rotary drum framework (5), hook angle bar is fixed on the axial uniform axial wing lath (3a) in circumference outside in rotary drum framework, axially wing lath is parallel with drum rotating axle, is provided with hermetically-sealed construction in the circumference outside of filter screen frame board surrounding and rotary drum.
2. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, it is characterized in that, described rigid filaments has at least one end to utilize the adjustable fixing silk post (6) of tightening intensity to be fixed on the stile of hook angle bar (9), the adjustable fixing silk of the intensity post of tightening is by cap nut (18), optical axis bar (16), threaded post (17) and nut (20) composition, cap nut connects optical axis bar, optical axis bar connecting screw post, screw column is fixed with nut through the through hole (15) on hook angle bar, be provided with through hole in the optical axis bar one end that approaches cap nut, the end of rigid filaments through this through hole (15) by cap nut pressure holding in the plane of hook angle bar.
3. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, it is characterized in that, rigid filaments is arranged on two of filter screen frame board and arranges on the circumferential surface of the sidewall (14) between cellular porosities, between rigid filaments and the external peripheral surface of sidewall, be provided with the groove that one section of cross section is semi arch, rigid filaments is clamped in groove.
4. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, it is characterized in that, between two hook angle bar in described clamping press strip assembly, be provided with at least two can flexible bending rigidity press strip (12), several press strips are parallel to each other, and the cross section of rigidity press strip is rectangle; Between rigidity press strip and filter screen frame board, be provided with filter medium.
5. according to the filter element of the two-sided clamping filter screen of the rotary drum filter described in claim 1 or 2 or 3, it is characterized in that, the circumferential surface that filter medium contacts with filter screen frame board utilizes adhesive or mold pressing injection moulding bonding connection to fix.
6. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, it is characterized in that, described fixing silk post is the fixing silk of an open type through hole post, and in the fixing silk of open type through hole post, approaching the through hole that optical axis bar (16) one end of cap nut is provided with is open type through hole (19).
7. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, is characterized in that, described rigid filaments is metal rigidity silk or plastic cement rigid filaments.
8. the filter element of the two-sided clamping filter screen of rotary drum filter according to claim 1, is characterized in that, described filter medium is the filter cloth of metal net or organic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421059.3U CN204017500U (en) | 2014-07-29 | 2014-07-29 | The filter element of the two-sided clamping filter screen of rotary drum filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421059.3U CN204017500U (en) | 2014-07-29 | 2014-07-29 | The filter element of the two-sided clamping filter screen of rotary drum filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204017500U true CN204017500U (en) | 2014-12-17 |
Family
ID=52057415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420421059.3U Active CN204017500U (en) | 2014-07-29 | 2014-07-29 | The filter element of the two-sided clamping filter screen of rotary drum filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204017500U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096404A (en) * | 2014-07-29 | 2014-10-15 | 津伦（天津）精密机械股份有限公司 | Filter unit of rotary drum filter for clamping filter screen on two sides |
| CN108187381A (en) * | 2018-03-06 | 2018-06-22 | 高云芝 | A kind of arc filter plate |
| WO2021234235A1 (en) * | 2020-05-20 | 2021-11-25 | Etablissements Faivre | Filtering panel and drum filter provided with such panels |
-
2014
- 2014-07-29 CN CN201420421059.3U patent/CN204017500U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096404A (en) * | 2014-07-29 | 2014-10-15 | 津伦（天津）精密机械股份有限公司 | Filter unit of rotary drum filter for clamping filter screen on two sides |
| CN104096404B (en) * | 2014-07-29 | 2016-02-10 | 津伦（天津）精密机械股份有限公司 | The filter element of the two-sided clamping filter screen of rotary drum filter |
| CN108187381A (en) * | 2018-03-06 | 2018-06-22 | 高云芝 | A kind of arc filter plate |
| WO2021234235A1 (en) * | 2020-05-20 | 2021-11-25 | Etablissements Faivre | Filtering panel and drum filter provided with such panels |
| FR3110456A1 (en) * | 2020-05-20 | 2021-11-26 | Etablissements Faivre | FILTER PANEL AND DRUM FILTER EQUIPPED WITH SUCH PANELS |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104096404B (en) | The filter element of the two-sided clamping filter screen of rotary drum filter | |
| CN204017500U (en) | The filter element of the two-sided clamping filter screen of rotary drum filter | |
| CN103908827B (en) | High efficiency water purification catridge | |
| CN203154931U (en) | Drum-type self-cleaning filtering machine | |
| CN208667227U (en) | A kind of sewage treatment filler | |
| CN203620922U (en) | Clogging prevention type heavy screen cloth convenient to clean | |
| CN205631325U (en) | Double -deck filter tube is used to no silk screen filter | |
| CN104149309A (en) | Filter screen for extruding machine | |
| CN208049469U (en) | It is a kind of to prevent from running the ion fiber filter device expected | |
| CN205776712U (en) | A kind of sewage water forced-ventilation equipment | |
| CN208052449U (en) | A kind of anti-block apparatus of injection machine | |
| CN206652288U (en) | A kind of filter screen paving structure of Microfilter | |
| CN204607717U (en) | A kind of filter plant of chemical industry water | |
| CN212881199U (en) | Torsional fiber filter | |
| CN204981323U (en) | Biological filling | |
| CN202478682U (en) | Filter | |
| CN107376424B (en) | Activated carbon filling device and method | |
| CN205284877U (en) | Tea tape condenser | |
| CN2782190Y (en) | Filtering material stock stop for fiber filter tank | |
| CN206823271U (en) | A kind of fabric filter filtrate blocking apparatus | |
| CN203030082U (en) | Special filter for decolorized activated carbon | |
| CN205699687U (en) | A kind of purifier entrainment formula filter screen | |
| CN210950002U (en) | Civil air defense airtight valve | |
| CN206793193U (en) | A kind of sewage water micro-filter machine cylinder | |
| CN205245713U (en) | Prevent drying in air of bacterial contamination and glue bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |