CN101920132A - Screw belt type self-cleaning glue filter without central through shaft - Google Patents
Screw belt type self-cleaning glue filter without central through shaft Download PDFInfo
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- CN101920132A CN101920132A CN2009101479686A CN200910147968A CN101920132A CN 101920132 A CN101920132 A CN 101920132A CN 2009101479686 A CN2009101479686 A CN 2009101479686A CN 200910147968 A CN200910147968 A CN 200910147968A CN 101920132 A CN101920132 A CN 101920132A
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Abstract
The invention relates to a screw belt type self-cleaning glue filter without a central through shaft, which is used for conveying petrochemical high-viscosity materials. The self-cleaning glue filter comprises a motor (1), a speed reducer (2), a screw belt type scraper (5) without a central through shaft, an assembled mechanical seal (3), a cylindrical filter screen (7), an upper seal head (4), a lower cylinder (6) and a shaft bottom component (8). The speed reducer is provided with a hollow shaft and a torque arm; the mechanical seal is fixed on the upper seal head; the upper part of the cylindrical filter screen is clamped between the lower cylinder and the flange of the upper seal head; an O-shaped seal ring seals the material at the lower part of the cylindrical filter screen; the widened screw belt type scraper is fixed on a rectangular frame; and a fixed included angle is formed between a screw belt and the gap of the filter screen. Through the self-cleaning glue filter, impurities in the material can be effectively blocked; the particles stuck on the filter screen are scraped off by the screw belt type scraper without the central through shaft of the filter; the problems of glue surrounding shaft and glue sticking are solved; and the time of stopping pump for cleaning is shortened.
Description
Technical field the present invention relates to a kind of self-cleaning glue filter.Be particularly related to a kind of self-cleaning glue filter that is used for high viscosity materials material course of conveying.
Technical background at present both at home and abroad self-cleaning filter is divided into following several according to the mode of removing contamination: soil pick-up formula self-cleaning filter, brush type self-cleaning filter, pivoted arm self-cleaning filter and scrape four kinds of self-cleaning filters such as disc type are mainly used in the filtration of low viscosity material.
The frame scraper wherein brush and the pivoted arm self-cleaning filter adopts, structure as " in " word, middle axis, the uniform rectangle scraper in both sides, the impurity that revolving scraper will hang on the filter screen scrapes off, normally be used on the self-cleaning filter of water, the proportion of the impurity that scrapes off is bigger than water, is scraped off to sink to the bottom.
The self-cleaning of high-viscosity material directly uses above-mentioned self-cleaning filter difficult, and the one, the proportion of material and autopolymer is basic identical; The 2nd, scraper is when cleaning, and material can hang on the scraper and not flow; The 3rd, because the material viscosity height, the linear velocity of central axis is low, and material can be embraced on axle and not flow, and forms " rod-climbing effect ", influences flowing of material.This just provides foundation for we design new structure scraper type self-cleaning filter.
Summary of the invention: the invention provides a kind of center no band-pass screw shaft self-cleaning glue filter, be used for the glue self-cleaning glue of petrochemical industry production field high viscosity materials material course of conveying.Adopt this self-cleaning formula glue filter, can stop gel and autopolymer particle in the material effectively.
The self-cleaning glue filter structure mainly is made up of: motor 1, reductor 2, integrated mechanical sealing 3, upper cover 4, no axis ribbon scraper 5, lower shell 6, cylindrical shape Johnson's formula filter screen 7, an axle base assemblies 8.Motor and 1 and reductor 2 adopt direct syndeton.Reductor 2 is fixing with mechanical seal 3, can simplify the reductor support like this, also can stop the rotation of reductor simultaneously.Mechanical seal 3 bottoms are adopted with upper cover 4 fixing, so that dismounting and replacing.Cylindrical shape Johnson's filter screen 7 tops are clamped fixing by lower shell 6 and upper cover 4, material is sealed by sealing ring in the bottom, and structure is seen accompanying drawing 4.No band-pass screw shaft scraper 5 is located at the center of filter screen 7, it is by last power transmission shaft (5-1) that the center does not have axis ribbon scraper (5), lower drive shaft (5-5), the rectangle frame (5-2) that the round bar assembly welding becomes, widened ribbon (5-4) and lower curved scraper (5-6) are formed, last power transmission shaft (5-1), the center of the rectangle frame (5-2) that lower drive shaft (5-5) becomes with the round bar assembly welding links together, widened ribbon (5-4) assembly welding is on rectangular frame, lower curved scraper (5-6) fits together with lower drive shaft (5-5), the slit of ribbon and filter screen is fixing angle, during the ribbon rotation, the impurity that will hang on the filter screen 7 as scissors scrapes off.Be provided with lower bearing in the axle base assemblies 8, the centering effect is played in the power transmission shaft bottom, the axle sleeve external apertures can flow material, can play lubrication, also can make the feeding of bottom cooling and backwashing water.
The center does not have axis ribbon scraper 5 and keeps minimum gap with cylindrical shape Johnson formula filter screen 7, utilize the center not have the rotation of axis ribbon scraper 5, the particle that hangs on cylindrical shape Johnson formula filter screen 7 is scraped, reduce the workload of termination of pumping clearance time and replacing screen pack, help the equipment long-term operation.This center does not have the maximum characteristics of the two ribbon scraper type self-cleaning filters of axis, and the one, there is not axis in the middle of the scraper, when ribbon was rotated in the forward, gel of clearing up and autopolymer were pressed towards the cylindrical shell bottom; During the ribbon reverse rotation, gel of clearing up and autopolymer, under the promotion of ribbon, the impurity of bottom is thus lifted to the cylindrical shell top, discharges from the top slag-drip opening.Because the center does not have axis, does not have the problem of material seize.The 2nd, adopt integrated mechanical sealing, high pressure resistant, the leakage that when shaft rotates, can solve harmful material in the filter effectively.Under the situation of not dismantling filter screen, remove the impurity that hangs on the filter screen, thereby exempted the trouble of unpicking and washing filter screen, keep raw material unblocked, prolong the operative time, reduce clearing times.
Description of drawings:
Accompanying drawing 1 is the structure chart that the center does not have axis ribbon scraper type self-cleaning glue filter.
Accompanying drawing 2 is structure charts that the center does not have axis ribbon scraper.
Accompanying drawing 3 is structure charts of screen pack.
Accompanying drawing 4 is structure charts of screen pack bottom and cylindrical shell sealing and guiding.
The specific embodiment: referring to accompanying drawing 1, the self-cleaning glue filter structure mainly is made up of: motor 1, reductor 2, integrated mechanical sealing 3, upper cover 4, no axis ribbon scraper 5, lower shell 6, cylindrical shape Johnson's formula filter screen 7, an axle base assemblies 8.Wherein: charging aperture A, slag-drip opening B, discharging opening C, end water inlet D, side water inlet E.Motor and 1 and reductor 2 adopt direct syndeton.Reductor 2 adopts hollow shaft structure, directly is enclosed within power transmission shaft and uploads torque delivery.Reductor 2 is fixing by toggle and mechanical seal 3, can simplify the reductor support like this, also can stop the rotation of reductor simultaneously.Mechanical seal 3 inside are provided with rolling bearing and double mechanical seal, promptly can prevent material from leakage, can prevent the power transmission shaft swing again.Mechanical seal 3 bottoms adopt the type of attachment and the upper cover 4 of flange to use bolting, so that dismounting and replacing.Cylindrical shape Johnson's filter screen 7 tops are clamped by lower shell 6 and upper cover 4 and are used bolting, and material is sealed by O-ring seals in the bottom, and structure is seen accompanying drawing 4.No band-pass screw shaft scraper 5 is located at the center of filter screen 7, and the slit of ribbon and filter screen is fixing angle, and during the ribbon rotation, the impurity that will hang on the filter screen 7 as scissors scrapes off.And the structure that the center does not have an axis ribbon scraper 5 by: go up power transmission shaft, lower drive shaft, round bar assembly welding and become rectangle frame, widened ribbon and lower curved scraper to be formed.The center of the rectangle frame (5-2) that last power transmission shaft (5-1), lower drive shaft (5-5) become with the round bar assembly welding links together, widened ribbon (5-4) assembly welding is on rectangular frame, lower curved scraper (5-6) fits together with lower drive shaft (5-5), referring to accompanying drawing 2.Be provided with lower bearing in the axle base assemblies 8, the centering effect is played in the power transmission shaft bottom, the axle sleeve external apertures can flow material, can play lubrication, also can make the feeding of bottom cooling and backwashing water.
The operation principle that the center does not have axis ribbon scraper type self-cleaning glue filter is as follows:
Liquid enters from the charging aperture A on filter top, in the filter outwards, filter in gap through cylindrical shape Johnson formula filter screen 7, the discharging opening C that raw material after the filtration from top to bottom flows to the tank body middle part discharges, impurity greater than the filter screen gap is retained down, ordinary circumstance starts starter motor running every day once by the operator, the each rotation one to three minute, motor 1 and reductor 2 driven rotary scrapers 5, to get off attached to the dirt removal on the filter screen 7, make filter screen 7 gaps unimpeded, keep the strainer filtering function.After operation a period of time, the filter screen gap is stopped up serious by impurity, the pressure of filter inlet raises, when differential pressure reaches preset value, can close the terminal valve of filter, from the mouth of pipe D feeding water of bottom, starter motor 1 counter-rotating simultaneously, utilize the thrust and the buoyancy of water of ribbon scraper 5, the slag-drip opening B that impurity is risen to the top from the bottom discharges, and makes the filter screen cleaning continue to use.
At first on piping filter, having increased by one group of center that is driven by motor 1 and reductor 2 does not have axis ribbon scraper 5, assembly type mechanical seal 3, cylindrical shape Johnson's formula filter screen 7 systems in the present invention.Utilize helical-ribbon type scraper 5, the gel and the autopolymer that hang on the filter screen 7 are cleared up, guarantee the unimpeded of screen pack 7.When helical-ribbon type scraper 5 was rotated in the forward, gel of clearing up and autopolymer were pressed towards the cylindrical shell bottom, and during the ribbon reverse rotation, gel of clearing up and autopolymer are thus lifted to the cylindrical shell top, discharge from slag-drip opening B.
On technology, adopt from the mouth of pipe E of filter bottom mouth of pipe D and limit portion and connect the liquid of joining backwash, utilize the characteristics of the proportion of counter-flushing liquid greater than filter liquide proportion, make filtered fluid floating.During backwash, close the valve at the import A outlet C place of filter material earlier, cut off material source and place to go, feed counter-flushing liquid from filter bottom mouth of pipe D and the mouth of pipe E of limit portion respectively, make gel and autopolymer upwards floating, the center of reverse rotation does not simultaneously have axis ribbon scraper 5, and gel and autopolymer are discharged from slag-drip opening B, thereby guarantee the unimpeded of screen pack, reduce filter dismounting screen pack number of times; The row's method that reduces harmful material is put; Reduce workman's the amount of labour; Ensure safety in production.
And the structure that the center does not have an axis ribbon scraper 5 by: going up power transmission shaft (5-1), lower drive shaft (5-5), round bar assembly welding becomes rectangle frame (5-2), widened ribbon (5-4) and lower curved scraper (5-6) to be formed, the center of the rectangle frame (5-2) that last power transmission shaft (5-1), lower drive shaft (5-5) become with the round bar assembly welding links together, widened ribbon (5-4) assembly welding is on rectangular frame, lower curved scraper (5-6) fits together with lower drive shaft (5-5), referring to accompanying drawing 2.Can join the center does not as required have axis list ribbon scraper 5, can join two ribbon scrapers yet.Ribbon and screen pack adopt less clearance, utilize the ribbon agitated liquid, and mechanical chipping and liquid wash away, and remove gel and autopolymer on the filter screen.Inlay teflon scraper, the brush scraper of steel wire or other nonmetallic scrapers at the ribbon edge, also can carry out mechanical chipping.The central shaft at ribbon two ends can be the central shaft of fixing welding, also can be the replaceable axle that axle is connected with axle sleeve, and is fixing with acorn nut (5-3).
Axle base assemblies 8 of the present invention is selected the column type rolling bearing for use, or a sliding bearing that cooperates with axle sleeve, and the material that adopts filter interior is as self-lubricating liquid.
Referring to accompanying drawing 3, for the good cylindrical shape Johnson's filter screen 7 of concentricity, filter screen (7-3) outer lateral is vertically established some road rectangle reinforcements (7-5) to establishing some road annular reinforcements (7-4), can bear because of the fluid pressure after the filter screen obstruction, guarantee that filter screen is indeformable.Cylindrical shape Johnson's filter screen (7) can adopt steel pipe integral to shape, and also can adopt the triangular wire assembly welding to be shaped.The filter screen bottom is provided with circular steel loop (7-6) and removable sealing ring (7-7) and trapezoidal guiding mechanism (7-8), sees accompanying drawing 4, with for convenience detach and installation.Filter screen top is provided with suspension ring (7-1), for convenience detach and installation.The dismounting back adopts water under high pressure to carry out the pure and fresh or Chemical cleaning of material, makes its repeated use.
Next adopts integrated mechanical sealing 3, can bear the pressure of filter interior, and material can not leak when guaranteeing the shaft rotation; Also be the upper bearing (metal) fulcrum of center no band-pass screw shaft scraper 5 simultaneously; Still be the part of reductor 2 supports, can bear the moment of torsion of reductor 2; Integrated mechanical sealing 3 dismounting is simple, convenient, and the reductor of adapted hollow output shaft again can be without support, thereby reduces whole height.
Claims (10)
1. self-cleaning glue filter, comprise motor (1), reductor (2), center no band-pass screw shaft scraper (5), assembly type mechanical seal (3), cylindrical shape Johnson's formula filter screen (7), upper cover (4), lower shell (6), axle base assemblies (8), wherein motor (1) adopts direct syndeton with reductor (2), reductor (2) is fixing with mechanical seal (3), and mechanical seal (3) bottom and upper cover (4) are fixing; Cylindrical shape Johnson's filter screen (7) top is clamped fixing by lower shell (6) and upper cover (4), material is sealed by sealing ring in the bottom; No band-pass screw shaft scraper (5) is located at the center of filter screen (7), it is by last power transmission shaft (5-1) that the center does not have axis ribbon scraper (5), lower drive shaft (5-5), the rectangle frame (5-2) that the round bar assembly welding becomes, widened ribbon (5-4) and lower curved scraper (5-6) are formed, last power transmission shaft (5-1), the center of the rectangle frame (5-2) that lower drive shaft (5-5) becomes with the round bar assembly welding links together, widened ribbon (5-4) assembly welding is on rectangular frame, lower curved scraper (5-6) fits together with lower drive shaft (5-5), and the slit of ribbon and filter screen is fixing angle; Be provided with lower bearing in the axle base assemblies (8).
2. self-cleaning glue filter according to claim 1, wherein center no band-pass screw shaft scraper (5) is single ribbon or two ribbon.
3. self-cleaning glue filter according to claim 1, wherein reductor (2) is fixing by toggle and mechanical seal (3), mechanical seal (3) bottom adopts the type of attachment and the upper cover (4) of flange to use bolting, cylindrical shape Johnson's filter screen (7) is to be clamped by the flange of lower shell (6) and upper cover (4), with bolting, material is sealed by O-ring seals in cylindrical shape Johnson's filter screen bottom.
4. according to each described self-cleaning glue filter of claim 1-3, wherein inlay teflon scraper or the brush scraper of steel wire at the ribbon edge.
5. according to each described self-cleaning glue filter of claim 1-3, the central shaft at ribbon two ends is central shafts of fixing welding, or a replaceable axle that is connected with axle sleeve, and is fixing with acorn nut (5-3).
6. according to each described self-cleaning glue filter of claim 1-3, wherein filter screen (7) outer lateral is vertically established some road rectangle reinforcements (7-5) to establishing some road annular reinforcements (7-4).
7. according to each described self-cleaning glue filter of claim 1-3, wherein filter screen (7) adopts steel pipe integral to shape, and perhaps adopts the triangular wire assembly welding to be shaped.
8. according to each described self-cleaning glue filter of claim 1-3, wherein filter screen (7) bottom is provided with circular steel loop (7-6) and removable sealing ring (7-7) and trapezoidal guiding mechanism (7-8), and filter screen (7) top is provided with suspension ring (7-1).
9. according to each described self-cleaning glue filter of claim 1-3, wherein mechanical seal (3) inside is provided with rolling bearing and double mechanical seal.
10. according to each described self-cleaning glue filter of claim 1-3, its axis base assemblies (8) is selected the column type rolling bearing for use, or a sliding bearing that cooperates with axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101479686A CN101920132A (en) | 2009-06-12 | 2009-06-12 | Screw belt type self-cleaning glue filter without central through shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101479686A CN101920132A (en) | 2009-06-12 | 2009-06-12 | Screw belt type self-cleaning glue filter without central through shaft |
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| Publication Number | Publication Date |
|---|---|
| CN101920132A true CN101920132A (en) | 2010-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101479686A Pending CN101920132A (en) | 2009-06-12 | 2009-06-12 | Screw belt type self-cleaning glue filter without central through shaft |
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|---|---|
| CN (1) | CN101920132A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069663A (en) * | 2013-03-26 | 2014-10-01 | 刘智刚 | Passive turbine self-cleaning filter |
| CN106039814A (en) * | 2016-06-29 | 2016-10-26 | 浙江东瓯过滤机制造有限公司 | Hollow-plate filtration-washing centrifugal-rotation slag tossing machine |
| CN107469429A (en) * | 2017-10-20 | 2017-12-15 | 泰山恒信有限公司 | A kind of donkey-hide gelatin filter |
| CN110385098A (en) * | 2019-08-02 | 2019-10-29 | 双龙集团有限公司 | Horizontal-type high temperature kettle |
| CN112791497A (en) * | 2021-04-09 | 2021-05-14 | 东营联合石化有限责任公司 | Filtering device for hydrocracking reactor |
| CN113413662A (en) * | 2021-06-30 | 2021-09-21 | 浙江东瓯过滤机制造有限公司 | Filtering, washing and press-drying container and using method thereof |
| CN116395913A (en) * | 2023-06-06 | 2023-07-07 | 淄博市中心医院 | Medical wastewater disinfection treatment device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104069663A (en) * | 2013-03-26 | 2014-10-01 | 刘智刚 | Passive turbine self-cleaning filter |
| CN106039814A (en) * | 2016-06-29 | 2016-10-26 | 浙江东瓯过滤机制造有限公司 | Hollow-plate filtration-washing centrifugal-rotation slag tossing machine |
| CN106039814B (en) * | 2016-06-29 | 2018-01-09 | 浙江东瓯过滤机制造有限公司 | A kind of hollow sheeting filtration washing centrifugal rotation gets rid of slag machine |
| CN107469429A (en) * | 2017-10-20 | 2017-12-15 | 泰山恒信有限公司 | A kind of donkey-hide gelatin filter |
| CN110385098A (en) * | 2019-08-02 | 2019-10-29 | 双龙集团有限公司 | Horizontal-type high temperature kettle |
| CN112791497A (en) * | 2021-04-09 | 2021-05-14 | 东营联合石化有限责任公司 | Filtering device for hydrocracking reactor |
| CN112791497B (en) * | 2021-04-09 | 2021-07-16 | 东营联合石化有限责任公司 | Filtering device for hydrocracking reactor |
| CN113413662A (en) * | 2021-06-30 | 2021-09-21 | 浙江东瓯过滤机制造有限公司 | Filtering, washing and press-drying container and using method thereof |
| CN116395913A (en) * | 2023-06-06 | 2023-07-07 | 淄博市中心医院 | Medical wastewater disinfection treatment device |
| CN116395913B (en) * | 2023-06-06 | 2024-04-30 | 淄博市中心医院 | Medical wastewater disinfection treatment device |
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Application publication date: 20101222 |