CN204051122U - A kind of dynamic filtration filter press modified node method - Google Patents
A kind of dynamic filtration filter press modified node method Download PDFInfo
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- CN204051122U CN204051122U CN201420528701.8U CN201420528701U CN204051122U CN 204051122 U CN204051122 U CN 204051122U CN 201420528701 U CN201420528701 U CN 201420528701U CN 204051122 U CN204051122 U CN 204051122U
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Abstract
The utility model discloses a kind of dynamic filtration filter press modified node method, comprise at least one press filtration unit, each press filtration unit comprises two pieces of filter plates, two pieces of filter plates and elasticity squeeze frame enclose formation filter chamber, described filter plate comprises filter plate body, the positive Middle face of filter plate body encloses out filter pocket by frame, on the downside of described filter plate body, two corner locations are respectively equipped with charging aperture and delivery port, described filter plate body front is provided with the feeding-passage that is communicated with charging aperture and filter pocket, described filter plate body front is also provided with the exhalant canal that is communicated with delivery port and filter pocket, described feeding-passage, filter pocket, vortex generating structure is provided with between exhalant canal.The utility model solves the defect that cake moisture is high, cake discharge is difficult, filter cloth loss is large.
Description
Technical field
The utility model relates to filter press.
Background technology
The filter-press dehydration of SMTO catalyst is a very important link during it is produced, and in whole production process, has very important effect.Existing filter-pressing process mainly contains following link: utilize cake layer work principle of filter, fed filtration, when inlet amount reaches the upper limit, time fluid is few, starts diaphragm pressing and carries out press dewatering, after press dewatering completes, carry out removal filter cake, finally dry.
Original work principle of filter and way, adopt cake layer to filter, the filter cake after filtration is thicker, and resistivity is larger, and filter more difficult, make cake moisture high, filtration time is long.Namely material is after filtration completes, still containing a large amount of moisture.So not only make the increasing of follow-up oven dry cost; And filter cake becomes mud shape to stick on filter cloth, and need workman to root out, cause cake discharge difficulty, labo r usage's increasing; Cake moisture is high, and the concentration of toxic gases contained by the inside is just high, larger to the harm of operator; Utilize hard tool to be rooted out by the filter cake sticked on filter cloth, the loss of filter cloth strengthens, and the replacement cycle is short.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of dynamic filtration filter press modified node method, solves the defect that cake moisture is high, cake discharge is difficult, filter cloth loss is large.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of dynamic filtration filter press modified node method, comprise at least one press filtration unit, each press filtration unit comprises two pieces of filter plates, elasticity squeeze frame is provided with between described two pieces of filter plates, formed between described elasticity squeeze frame and filter plate and seal, described two pieces of filter plates and elasticity squeeze frame enclose formation filter chamber, described filter plate comprises filter plate body, described filter plate body front and the back side coated by filter cloth, the described filter plate body back side is filtering surface, described filter plate body front surrounding is provided with frame, the positive Middle face of described filter plate body encloses out filter pocket by frame, on the downside of described filter plate body, two corner locations are respectively equipped with charging aperture and delivery port, described filter plate body front is provided with the feeding-passage that is communicated with charging aperture and filter pocket, described filter plate body front is also provided with the exhalant canal that is communicated with delivery port and filter pocket, described feeding-passage, filter pocket, vortex generating structure is provided with between exhalant canal, described elasticity squeeze frame is located at the outer end of filter plate, described elasticity squeeze frame is made up of elastomer frame and filter frame, described filter plate is provided with a ring wing in filter plate body outer rim, the thickness of the described ring wing is less than the thickness of filter plate body, described elasticity squeeze frame is located between the ring wing of two adjacent filter plate, and described elastomer frame is provided with seal lip at the described ring wing and filter plate body connecting position.
Preferably, described feeding-passage comprises and the straightway of the longitudinal central axis line parallel of filter pocket and the arc section to curved extension on the upside of filter pocket longitudinal central axis line.
Preferably, described exhalant canal is and that to filter pocket longitudinal central axis line on the downside of an extend beeline channel vertical with filter pocket longitudinal central axis line.
Preferably, the posterior segment of described feeding-passage and exhalant canal is all arranged along the edge of filter pocket.
Preferably, the longitudinal cross-section of described filter pocket be upper base upper go to the bottom under ladder structure of right angle.
Preferably, filter frame inner circumferential side is located at by described elastomer frame, and described elastomer frame outer circumferential side is provided with flange, and described filter frame inner circumferential side is provided with draw-in groove, and described flange snaps in draw-in groove.
Preferably, described seal lip is splayed, is provided with arc-shaped transitional surface between the described ring wing and filter plate body, is supported in arc-shaped transitional surface and filter plate body connecting position bottom two legs of described seal lip.
Preferably, described seal lip is square shape, is provided with intermediate incline between the described ring wing and filter plate body, and described seal lip two sides are inclined-plane, and the two sides of described seal lip are supported on intermediate incline.
Preferably, described elastomer frame comprises interior elastomer frame and outer elastomer frame, described interior elastomer frame and filter frame one are fixed, described filter frame inner circumferential side is provided with draw-in groove, U-shaped seal lip is provided with inside described interior elastomer frame, two legs of described seal lip are supported between filter plate body outer ring surface, and described interior elastomer frame outer circumferential side is provided with fixed leg and outer elastomer frame is fixed.
The utility model is at feeding-passage, filter pocket, vortex generating structure is provided with between exhalant canal, the filtrate suspended in charging and dynamic filtration process forms spiral vortex after feeding-passage enters filter pocket, spiral vortex constantly stirs the filtrate entering filter chamber, on the one hand filter cloth is washed away, prevent the initial stage of filter residue on filter medium from depositing in a large number, on the other hand, make filtrate by center to surrounding alluviation to limit thickening of filter cake, like this, mobile filtrate on one side, while filter, in the process of this dynamic filtration, the rate of filtration can not obviously slow down, complete after filter chamber is full of filter cake under feed pressure effect, finally super high pressure hydraulic power is imposed to it, make two pieces of filter plates make cylinder piston secondary to advance, the squeezing of filter cake enforcement to filter residue is directly passed to by filter plate, make the bridge formation intensity of filter residue under the critical action of hydraulic force being greater than it, produce scholar to become, compression, to squeeze out moisture content, change and originally utilize cake layer work principle of filter, thus it is high to solve cake moisture, cake discharge is difficult, the defect that filter cloth loss is large.
Therefore the beneficial effects of the utility model are embodied in:
1, cake moisture is low, and the rate of filtration is fast, reduces oven dry cost;
2, filter cake becomes pie, and moisture few filter cake intensity is large, and water content is little, and substantially reduce the adhesion of filter cake to filter medium, filter plate one is opened, and utilizes the mechanism of mechanical cake discharge, is just easy to fall down, and without the need to manually rooting out, employment reduces;
3, by reducing the toxic gas produced, the harm to operating personnel is reduced;
4, without the need to rooting out filter cake with hard tool, filter cloth damage is little, and the replacement cycle is long.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the Facad structure schematic diagram of filter plate;
Fig. 2 is A-A generalized section in Fig. 1;
Fig. 3 is elasticity squeeze frame and connecting structure for filter plates embodiment 1;
Fig. 4 is elasticity squeeze frame and connecting structure for filter plates embodiment 2;
Fig. 5 is elasticity squeeze frame and connecting structure for filter plates embodiment 3.
Detailed description of the invention
Specific embodiments of the present utility model is below described, as shown in Figures 1 to 5, a kind of dynamic filtration filter press modified node method, comprise at least one press filtration unit, each press filtration unit comprises two pieces of filter plates 1, and be provided with elasticity squeeze frame between described two pieces of filter plates, described elasticity squeeze frame is made up of elastomer frame 2 and filter frame 3, formed between described elasticity squeeze frame and filter plate and seal, described two pieces of filter plates 1 enclose with elasticity squeeze frame and form filter chamber 4.
As depicted in figs. 1 and 2, filter plate 1 comprises filter plate body, described filter plate body front and the back side coated by filter cloth, the described filter plate body back side is filtering surface 17, described filtering surface is provided with convex stripe, described filter plate body front surrounding is provided with frame 11, the positive Middle face of described filter plate body encloses out filter pocket 12 by frame, on the downside of described filter plate body, two corner locations are respectively equipped with charging aperture 13 and delivery port 15, described filter plate body front is provided with the feeding-passage 14 that is communicated with charging aperture and filter pocket, described filter plate body front is also provided with the exhalant canal 16 that is communicated with delivery port and filter pocket, described feeding-passage, filter pocket, vortex generating structure is provided with between exhalant canal.
Concrete, described feeding-passage comprises and the straightway of the longitudinal central axis line parallel of filter pocket and the arc section to curved extension on the upside of filter pocket longitudinal central axis line.Described exhalant canal is and that to filter pocket longitudinal central axis line on the downside of an extend beeline channel vertical with filter pocket longitudinal central axis line.Like this, filtrate forms roughly spiral structure through feeding-passage, filter pocket, exhalant canal, and due to the jet impact force of charging, filtrate can form strong eddy current in filter chamber.Spiral vortex constantly stirs the filtrate entering filter chamber, on the one hand filter cloth is washed away, prevent the initial stage of filter residue on filter medium from depositing in a large number, on the other hand, make filtrate by center to surrounding alluviation to limit thickening of filter cake, like this, mobile filtrate on one side, while filter, in the process of this dynamic filtration, the rate of filtration can not obviously slow down.
In addition, filter pocket is roughly rounded, the straightway of feeding-passage and exhalant canal and filter pocket tangent, the posterior segment of described feeding-passage and exhalant canal is all arranged along the edge of filter pocket.The end being exactly described feeding-passage in addition extends through filter pocket longitudinal central axis line, the end of described exhalant canal also extends through filter pocket longitudinal central axis line, and both to exceed the distance of filter pocket longitudinal central axis line roughly equal, test shows, the intensity and the effect that form eddy current like this can be better.
The longitudinal cross-section of described filter pocket be upper base upper go to the bottom under ladder structure of right angle, the filter pocket of so last formation and filter chamber are the little structure of the large lower space of upper space, and such venturi effect is better, and filter effect is better.
As shown in Figure 3, for elasticity squeeze frame and connecting structure for filter plates embodiment 1, described filter plate 1 is provided with a ring wing 101 in filter plate body outer rim, the thickness of the described ring wing is less than the thickness of filter plate body, described elasticity squeeze frame is located between the ring wing of two adjacent filter plate, and described elastomer frame is provided with seal lip at the described ring wing and filter plate body connecting position.In the present embodiment, filter frame 3 inner circumferential side is located at by described elastomer frame 2, and described elastomer frame outer circumferential side is provided with flange 21, and described filter frame inner circumferential side is provided with draw-in groove 31, and described flange snaps in draw-in groove.Described seal lip is splayed 22, is provided with arc-shaped transitional surface between the described ring wing and filter plate body, is supported in arc-shaped transitional surface and filter plate body connecting position bottom two legs of described seal lip.
As shown in Figure 4, for elasticity squeeze frame and connecting structure for filter plates embodiment 2, described seal lip is square shape 23, is provided with intermediate incline between the described ring wing and filter plate body, described seal lip two sides are inclined-plane, and the two sides of described seal lip are supported on intermediate incline.
As shown in Figure 5, for elasticity squeeze frame and connecting structure for filter plates embodiment 3, described elastomer frame 2 comprises interior elastomer frame 24 and outer elastomer frame 25, described interior elastomer frame and filter frame one are fixed, described filter frame inner circumferential side is provided with draw-in groove 31, be provided with U-shaped seal lip 241 inside described interior elastomer frame, two legs of described seal lip are supported between filter plate body outer ring surface, and described interior elastomer frame outer circumferential side is provided with fixed leg 242 and fixes with outer elastomer frame.
Claims (9)
1. a dynamic filtration filter press modified node method, comprise at least one press filtration unit, each press filtration unit comprises two pieces of filter plates, it is characterized in that: between described two pieces of filter plates, be provided with elasticity squeeze frame, formed between described elasticity squeeze frame and filter plate and seal, described two pieces of filter plates and elasticity squeeze frame enclose formation filter chamber, described filter plate comprises filter plate body, described filter plate body front and the back side coated by filter cloth, the described filter plate body back side is filtering surface, described filter plate body front surrounding is provided with frame, the positive Middle face of described filter plate body encloses out filter pocket by frame, on the downside of described filter plate body, two corner locations are respectively equipped with charging aperture and delivery port, described filter plate body front is provided with the feeding-passage that is communicated with charging aperture and filter pocket, described filter plate body front is also provided with the exhalant canal that is communicated with delivery port and filter pocket, described feeding-passage, filter pocket, vortex generating structure is provided with between exhalant canal, described elasticity squeeze frame is located at the outer end of filter plate, described elasticity squeeze frame is made up of elastomer frame and filter frame, described filter plate is provided with a ring wing in filter plate body outer rim, the thickness of the described ring wing is less than the thickness of filter plate body, described elasticity squeeze frame is located between the ring wing of two adjacent filter plate, and described elastomer frame is provided with seal lip at the described ring wing and filter plate body connecting position.
2. a kind of dynamic filtration filter press modified node method according to claim 1, is characterized in that: described feeding-passage comprises and the straightway of the longitudinal central axis line parallel of filter pocket and the arc section to curved extension on the upside of filter pocket longitudinal central axis line.
3. a kind of dynamic filtration filter press modified node method according to claim 2, is characterized in that: described exhalant canal is and that to filter pocket longitudinal central axis line on the downside of an extend beeline channel vertical with filter pocket longitudinal central axis line.
4. a kind of dynamic filtration filter press modified node method according to claim 3, is characterized in that: the posterior segment of described feeding-passage and exhalant canal is all arranged along the edge of filter pocket.
5. a kind of dynamic filtration filter press modified node method according to Claims 1-4 any one, is characterized in that: the longitudinal cross-section of described filter pocket be upper base upper go to the bottom under ladder structure of right angle.
6. a kind of dynamic filtration filter press modified node method according to claim 1, is characterized in that: filter frame inner circumferential side is located at by described elastomer frame, and described elastomer frame outer circumferential side is provided with flange, and described filter frame inner circumferential side is provided with draw-in groove, and described flange snaps in draw-in groove.
7. a kind of dynamic filtration filter press modified node method according to claim 6, it is characterized in that: described seal lip is splayed, be provided with arc-shaped transitional surface between the described ring wing and filter plate body, bottom two legs of described seal lip, be supported in arc-shaped transitional surface and filter plate body connecting position.
8. a kind of dynamic filtration filter press modified node method according to claim 6, it is characterized in that: described seal lip is square shape, be provided with intermediate incline between the described ring wing and filter plate body, described seal lip two sides are inclined-plane, and the two sides of described seal lip are supported on intermediate incline.
9. a kind of dynamic filtration filter press modified node method according to claim 1, it is characterized in that: described elastomer frame comprises interior elastomer frame and outer elastomer frame, described interior elastomer frame and filter frame one are fixed, described filter frame inner circumferential side is provided with draw-in groove, U-shaped seal lip is provided with inside described interior elastomer frame, two legs of described seal lip are supported between filter plate body outer ring surface, and described interior elastomer frame outer circumferential side is provided with fixed leg and outer elastomer frame is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528701.8U CN204051122U (en) | 2014-09-15 | 2014-09-15 | A kind of dynamic filtration filter press modified node method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528701.8U CN204051122U (en) | 2014-09-15 | 2014-09-15 | A kind of dynamic filtration filter press modified node method |
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| CN204051122U true CN204051122U (en) | 2014-12-31 |
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| CN201420528701.8U Expired - Fee Related CN204051122U (en) | 2014-09-15 | 2014-09-15 | A kind of dynamic filtration filter press modified node method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307228A (en) * | 2014-09-15 | 2015-01-28 | 浙江金鸟压滤机有限公司 | Dynamic-filtration filter press improvement structure |
| CN109794086A (en) * | 2019-03-04 | 2019-05-24 | 浙江复洁环保设备有限公司 | A kind of high-efficient washing filter plate |
-
2014
- 2014-09-15 CN CN201420528701.8U patent/CN204051122U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307228A (en) * | 2014-09-15 | 2015-01-28 | 浙江金鸟压滤机有限公司 | Dynamic-filtration filter press improvement structure |
| CN109794086A (en) * | 2019-03-04 | 2019-05-24 | 浙江复洁环保设备有限公司 | A kind of high-efficient washing filter plate |
| CN109794086B (en) * | 2019-03-04 | 2024-06-11 | 浙江复洁环保设备有限公司 | High-efficient washing filter plate |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20210915 |