CN209885354U - Vacuum paper tape filter - Google Patents

Abstract

The utility model discloses a vacuum paper tape filter, which comprises a filter main body and an I-shaped steel support, wherein the filter main body is positioned at the upper end surface of the I-shaped steel support and close to the left position, the upper end surface of the filter main body and close to the left position are provided with a cavity, the upper end surface of the filter main body is fixedly connected with support rods along the vertical direction and close to the two sides of the cavity provided with the upper end surface, and one ends of the support rods, far away from the upper end surface of the filter main body, are fixedly connected with a sewage cavity; the utility model discloses a vacuum paper tape filter, through the structural design of collection bits case, first pull rod, non-woven fabrics, scraper blade, depressed groove and second rotary drum, effectual making this filter have the effect of clearing up most filter residue, the residue of having avoided the non-woven fabrics surface to be filtered down can obtain comparatively comprehensive processing, has effectively solved because of the more unsatisfactory problem of the filterable effect of circulation sewage that causes of the residue piece content that the non-woven fabrics surface contains.

Description

Vacuum paper tape filter

Technical Field

The utility model relates to a sewage filtration technology field, concretely relates to vacuum paper tape filter.

Background

The filter is a novel filter system, has novel structure, small volume, simple, convenient and flexible operation, high efficiency and strong applicability, and works hermetically.

In the present society, a plurality of filters used in large-scale factories use vacuum paper tape filters, but the existing vacuum paper tape filters have more defects in the using process, for example, the surface of the filter belt and the filtered residues are difficult to clean completely after use, certain debris and debris may still exist inside and on the surface of the filter bag during the circulation filtering operation, which leads to the situation that the filtering efficiency is slowed down during the subsequent circulation filtering operation, and the sewage filter also becomes slower and slower along with the prolonging of the service time, the efficiency of sewage filtration is influenced, and the service life of the filter belt can be greatly influenced if the residue and debris on the surface of the filter belt are not treated in time, therefore, there is a need for a vacuum belt filter that cleans the filter belt to avoid the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a vacuum paper tape filter has had the effect to the cassette clearance, has avoided influencing sewage filtration efficiency and causing the problem that cassette life reduces because of cassette live time overlength.

The utility model discloses a vacuum paper tape filter, including filter main part and I-steel support, the filter main part is located the up end of I-steel support and leans on left position department, the up end of filter main part and leans on left position department set up to the cavity, the up end of filter main part and be close to its cavity both sides of setting up fixedly connected with bracing piece along the vertical direction, the one end that a plurality of bracing pieces kept away from the filter main part up end all fixedly connected with sewage chamber, the inside of sewage chamber is set up to hollow structure, the up end fixed intercommunication in sewage chamber has the foul solution pipe, the lower terminal surface fixed intercommunication in sewage chamber has the foul solution export, this foul solution export is located directly over the cavity that the bracing piece up end was set up, the left side of filter main part and the position department that leans on upper fixedly connected with first fixed bolster, the up end fixed bolster of first fixed bolster is connected with the clean liquid case, the inside of clean liquid case is hollow structure, a liquid purifying conduit is fixedly communicated with the lower end surface of the liquid purifying box and the position close to the left, the liquid purifying conduit penetrates through the lower end surface of the first fixed backing plate, one end of the liquid purifying conduit far away from the liquid purifying box is fixedly communicated with the inside of the filter main body, a pneumatic butterfly valve is fixedly connected with the surface of the liquid purifying conduit and the position close to the lower position of the first fixed backing plate, a wire is fixedly connected with the lower end surface of the pneumatic butterfly valve and the position close to the left, the middle part of the wire is electrically connected with a PLC controller, one end of the wire far away from the pneumatic butterfly valve is fixedly connected with a vacuum negative pressure sensor, the right side surface of the vacuum negative pressure sensor is fixedly connected with the left side surface of the filter main body, a negative pressure groove is arranged in the inside of the filter main body and the position close to the left side surface along the vertical direction, the negative pressure groove is positioned under the sewage cavity, and a stainless steel wedge, the left side surfaces of the clean liquid guide pipe and the vacuum negative pressure sensor are protruded out of the interior of the negative pressure tank, the position in the interior of the filtering machine main body and close to the right side is provided with a hollow structure, the position in the bottom of the inner wall of the filtering machine main body and close to the middle part is fixedly connected with a suction pump, the water inlet end of the suction pump is fixedly communicated with a two-way pipe, one end of the two-way pipe, far away from the suction pump, extends to the bottom position in the interior of the negative pressure tank, the water outlet end of the suction pump is fixedly communicated with a water outlet pipe, one end of the water outlet pipe, far away from the suction pump, is protruded out of the right side surface of the filtering machine main body, the position in the middle of the front of the filtering machine main body and close to the left side is connected with a scrap collecting box in a sliding manner, the front of the scrap collecting box is fixedly, the inner wall of the main body of the filter is far away from the front and back surfaces of the lower end surface of the stainless steel wedge-shaped grid plate and the reverse surface of the upper end surface of the stainless steel wedge-shaped grid plate, the inner wall of the main body of the filter is far away from the front position of the upper end surface of the negative pressure groove, the second fixing base plate is fixedly connected with the upper end surface of the second fixing base plate and is close to the position of one side of the upper end surface of the negative pressure groove, a scraper motor is fixedly connected with the upper end surface of the second fixing base plate, and the output end of the.

The utility model discloses a vacuum paper tape filter, wherein the side view face of scraper blade is the tilt state, and the scraper blade is located collection bits case directly over, and the inside and the up end of collection bits case are all seted up for hollow structure, and the lower terminal surface of scraper blade is in same vertical line with the inner wall of collection bits case.

The utility model discloses a vacuum paper tape filter, wherein the front of negative pressure tank outer wall and the position department fixedly connected with second rotary drum that is close to album bits case, the second rotary drum is including dead lever and movable rod, and the movable rod and the non-woven fabrics of second rotary drum laminate each other, and the horizontal longitudinal diameter of second rotary drum is greater than the distance between positive outer wall of negative pressure tank and the non-woven fabrics, and the negative pressure tank was kept away from to scraper blade and non-woven fabrics one side closely laminates.

The utility model discloses a vacuum paper tape filter, wherein the bottom integrated into one piece of filter main part inner wall has the metal backing plate, and the depressed groove has been seted up to the inside of this metal backing plate, and the lower terminal surface of non-woven fabrics is located the inside of depressed groove, leaves the certain distance between the bottom surface of depressed groove and non-woven fabrics.

The vacuum paper tape filter of the utility model is characterized in that the bottom end of the inner wall of the filter main body is fixedly connected with a plurality of small high-pressure water spray heads, the top ends of the small high-pressure water spray heads are all positioned inside the concave groove, the small high-pressure water spray heads are all positioned under the lower end surface of the non-woven fabric, the small high-pressure water spray heads are divided into three rows, and the lower terminal surface of three rows of small-size high pressure water jet all is fixed the intercommunication has the water purification honeycomb ducts, the up end of I-steel support and lean on the fixedly connected with water pump of position department on the right, the water pump is including water inlet port and water outlet port, the fixed intercommunication of water outlet port of water pump has the tee bend tubular metal resonator, the tee bend tubular metal resonator is kept away from fixed intercommunication between the one end of water pump and a plurality of water purification honeycomb ducts, the fixed intercommunication of the end of intaking of water pump has the water liquid water conservancy diversion to be responsible for, the fixed intercommunication of the one end that the water pump was kept away from in the water liquid water conservancy diversion is responsible for has the storage water tank, the bottom of.

The utility model discloses a vacuum paper tape filter, wherein the spout has vertically been seted up along the level in the bottom of filter main part inner wall, and the inside sliding connection of this spout has the connection pull rod, and the connection pull rod is close to the positive fixedly connected with shrouding of position department of filter main part, and the one end fixedly connected with second pull rod of connecting the pull rod is kept away from to the shrouding, connects the pull rod and keeps away from a plurality of otter boards of one end fixedly connected with of second pull rod, and the equal activity joint of one end of connecting the pull rod is kept away from to a plurality of otter.

The utility model discloses a vacuum paper tape filter, wherein the vertical direction diameter that the spout was seted up to the bottom of filter main part inner wall is greater than the diameter of otter board vertical direction.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a vacuum paper tape filter, through collection bits case, first pull rod, the non-woven fabrics, the scraper blade, the structural design of depressed groove and second rotary drum, the effectual effect that makes this filter have the most residue of filtering of clearance, the residue of having avoided the non-woven fabrics surface to be filtered down can obtain comparatively comprehensive processing, effectively solved because of the more unsatisfactory problem of the filterable effect of circulation sewage that causes of the residue piece content that the non-woven fabrics surface contains, thereby make the residue piece that the cassette surface of this filter contains can obtain comparatively comprehensive clearance operation, accelerate sewage cycle's filtration efficiency.

2. The utility model discloses a vacuum paper tape filter, through the non-woven fabrics, first rotary drum, the water purification honeycomb duct, the tee bend tubular metal resonator, a water pump, the structural design who is responsible for of depressed groove and water liquid water conservancy diversion, the effectual filter that makes can be to the cleaner of cassette tape clearance in the use, avoid carrying out remaining condition appearance because of the inside residue that exists of non-woven fabrics and not scraped by the scraper blade, the effectual problem of leading to non-woven fabrics life to reduce because of the inside residue that exists of non-woven fabrics can not in time be handled of having solved.

3. The utility model discloses a vacuum paper tape filter, through the depressed groove, the otter board, small-size high pressure water spraying head, the disc structural design on delivery port and small-size high pressure water spraying head top, the effectual effect that can take out of residue that makes this filter clear up through small-size high pressure water spraying head, the accumulational condition appears in the inside of depressed groove and the up end of small-size high pressure water spraying head that leads to not in time handling to have avoided being washed by small-size high pressure water spraying head, the problem of piling up and causing wearing and tearing to the non-woven fabrics has effectively been solved because of the residue appears in the inside of depressed groove and the up end of small-size high pressure water spraying head.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic side view of the apparatus;

FIG. 2 is a schematic side sectional view of the device;

FIG. 3 is a schematic front sectional view of the device;

FIG. 4 is a schematic view of a net plate shape structure;

FIG. 5 is a perspective view of the squeegee;

fig. 6 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a filter body; 2. a support bar; 3. a waste liquid chamber; 4. a dirty liquid conduit; 5. a scrap collecting box; 6. a first pull rod; 7. a first fixed bolster; 8. a liquid purification tank; 9. a liquid purification conduit; 10. a pneumatic butterfly valve; 11. electric wire; 12. a PLC controller; 13. a vacuum negative pressure sensor; 14. an I-steel bracket; 15. closing the plate; 16. a second pull rod; 17. a purified water guide pipe; 18. a three-way metal pipe; 19. a water pump; 20. the water liquid diversion main pipe; 21. a water storage tank; 22. a stainless steel wedge-shaped grid plate; 23. a negative pressure tank; 24. a first rotating drum; 25. a small high-pressure water spray head; 26. a recessed groove; 27. a screen plate; 28. two-way pipe; 29. a suction pump; 30. a water outlet pipe; 31. a second fixed bolster; 32. a squeegee motor; 33. a squeegee; 34. a second rotating drum; 35. connecting a pull rod; 36. a water outlet; 37. a nonwoven fabric.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a vacuum paper tape filter, including filter main body 1 and I-steel support 14, filter main body 1 is located the upper end face of I-steel support 14 and leans on left position department, the upper end face of filter main body 1 and leans on left position department set up to be the cavity, the upper end face of filter main body 1 and be close to its cavity both sides of setting up fixedly connected with bracing piece 2 along the vertical direction, the one end that a plurality of bracing pieces 2 kept away from filter main body 1 upper end face all fixedly connected with sewage chamber 3, the inside of sewage chamber 3 is opened and is set up to hollow structure, the upper end face of sewage chamber 3 is fixed the intercommunication has foul solution pipe 4, the lower end face of foul solution chamber 3 is fixed the intercommunication has foul solution export, this foul solution export is located directly over the cavity that bracing piece 2 upper end face was set up, the left side of filter main body 1 and the position department that leans on fixedly connected with first fixed bolster 7, the upper end face fixedly connected with clean liquid case 8 of first fixed bolster 7, the interior of the liquid purifying tank 8 is provided with a hollow structure, the lower end surface and the left position of the liquid purifying tank 8 are fixedly communicated with a liquid purifying conduit 9, the liquid purifying conduit 9 penetrates through the lower end surface of the first fixed base plate 7, one end of the liquid purifying conduit 9 far away from the liquid purifying tank 8 is fixedly communicated with the interior of the filter main body 1, the surface of the liquid purifying conduit 9 and the lower position close to the first fixed base plate 7 are fixedly connected with a pneumatic butterfly valve 10, the lower end surface and the left position of the pneumatic butterfly valve 10 are fixedly connected with an electric wire 11, the middle part of the electric wire 11 is electrically connected with a PLC (programmable logic controller) 12, one end of the electric wire 11 far away from the pneumatic butterfly valve 10 is fixedly connected with a vacuum negative pressure sensor 13, the right side surface of the vacuum negative pressure sensor 13 is fixedly connected with the left side surface of the filter main body 1, the position in the interior of the filter main body 1 and close to the left side surface is provided with a negative pressure, a stainless steel wedge-shaped grid plate 22 is fixedly connected at the position inside the filter main body 1 and above the negative pressure tank 23, the left side surfaces of the clean liquid conduit 9 and the vacuum negative pressure sensor 13 protrude out of the negative pressure tank 23, the position inside the filter main body 1 and near the right side is provided with a hollow structure, the position at the bottom of the inner wall of the filter main body 1 and near the middle is fixedly connected with a suction pump 29, the water inlet end of the suction pump 29 is fixedly communicated with a two-way pipe 28, one end of the two-way pipe 28 far away from the suction pump 29 extends to the bottom position inside the negative pressure tank 23, the water outlet end of the suction pump 29 is fixedly communicated with a water outlet pipe 30, one end of the water outlet pipe 30 far away from the suction pump 29 protrudes out of the right side surface of the filter main body 1, the position at the middle and near the left of the front of the filter main body 1 is connected with a scrap collecting, one side of the scrap collecting box 5 far away from the first pull rod 6 protrudes out of the interior of the filter main body 1, the front and back surfaces of the inner wall of the filter main body 1 and the position of the upper side of the scrap collecting box 5 are fixedly connected with scrapers 33, the front and back surfaces of the inner wall of the filter main body 1 and the position of the front and back surfaces far away from the lower end surface and the back surface of the upper end surface of the stainless steel wedge-shaped grid plate 22 are fixedly connected with a plurality of first rotary drums 24, the front position of the inner wall of the filter main body 1 and the position of the upper end surface far away from the upper end surface of the negative pressure groove 23 is fixedly connected with a second fixed cushion plate 31, the upper end surface of the second fixed cushion plate 31 and the position of one side of the negative pressure groove 23 are fixedly connected with.

The side view face of scraper blade 33 is the tilt state, and scraper blade 33 is located collection bits case 5 directly over, and the inside and the up end of collection bits case 5 are all seted up and are hollow structure, and the lower terminal surface of scraper blade 33 is in same vertical line with the inner wall of collection bits case 5, and this structural design is effectual to make 37 up end of non-woven fabrics accumulational filter residue can obtain the operation of scraping of certain degree, avoids the filter residue to appear gluing to apply 37 up end of non-woven fabrics and causes accumulational circumstances to appear.

The positive fixedly connected with second rotary drum 34 that just is close to position department of collection bits case 5 of negative pressure tank 23 outer wall, second rotary drum 34 is including dead lever and movable rod, the movable rod and the non-woven fabrics 37 of second rotary drum 34 laminate each other, the horizontal longitudinal diameter of second rotary drum 34 is greater than the positive outer wall of negative pressure tank 23 and the distance between the non-woven fabrics 37, one side that negative pressure tank 23 was kept away from to scraper blade 33 and non-woven fabrics 37 is closely laminated, the effectual filter residue accessible scraper blade 33 that makes non-woven fabrics 37 up end pile up of this structural design carries out spacing operation, avoid piling up the condition that the filter residue dropped to filter main part 1 inner wall bottom and appearing.

Bottom integrated into one piece of filter main part 1 inner wall has the metal backing plate, depressed groove 26 has been seted up to the inside of this metal backing plate, the lower terminal surface of non-woven fabrics 37 is located the inside of depressed groove 26, leave the certain distance between the bottom surface of depressed groove 26 and non-woven fabrics 37, the effectual bottom that makes non-woven fabrics 37 of this structural design can be in the inner wall of depressed groove 26, avoid the depressed groove 26 to appear the condition that the contact leads to its non-woven fabrics 37 wearing and tearing when carrying out circulation rotation between the bottom of filter main part 1.

The bottom end of the inner wall of the filter main body 1 is fixedly connected with a plurality of small-sized high-pressure water spray heads 25, the top ends of the small-sized high-pressure water spray heads 25 are located inside the concave groove 26, the small-sized high-pressure water spray heads 25 are located under the lower end face of the non-woven fabric 37, the small-sized high-pressure water spray heads 25 are divided into three rows, the lower end faces of the three rows of small-sized high-pressure water spray heads 25 are fixedly communicated with water purification guide pipes 17, the upper end face of the I-shaped steel support 14 is fixedly connected with a water pump 19 close to the right, the water pump 19 comprises a water inlet port and a water outlet port, the water outlet port of the water pump 19 is fixedly communicated with a tee metal pipe 18, one end, far away from the water pump 19, of the tee metal pipe 18 is fixedly communicated with the water purification guide pipes 17, the water inlet end of the water pump 19 is fixedly communicated with a water flow guide main pipe 20, one end, far away from the water pump 19 of Delivery port 36, the effectual filter residue that makes non-woven fabrics 37 surface not scraped by scraper blade 33 of this structural design carries out the operation of washing comprehensively, avoids the existence of filter residue to lead to the condition appearance that non-woven fabrics 37's life reduces.

The spout has vertically been seted up along the level in the bottom of 1 inner wall of filter main part, the inside sliding connection of this spout has connection pull rod 35, connection pull rod 35 is close to filter main part 1 positive position department fixedly connected with shrouding 15, the one end fixedly connected with second pull rod 16 of connection pull rod 35 is kept away from to shrouding 15, a plurality of otter boards 27 of one end fixedly connected with that second pull rod 16 was kept away from to connection pull rod 35, the equal activity joint of one end that connection pull rod 35 was kept away from to a plurality of otter boards 27 is between a plurality of small-size high pressure water jet heads 25, the effectual filter residue that makes that wash down by small-size high pressure water jet heads 25 of this structural design can be collected, avoid the filter residue to filter main part 1's.

The vertical direction diameter that the spout was seted up to the bottom of filter main part 1 inner wall is greater than the diameter of otter board 27 vertical direction, and this structural design is effectual makes otter board 27 more convenient when taking out, avoids the filter residue to pile up too much on otter board 27 and leads to the inconvenient condition of taking out of otter board 27 to appear.

When the utility model is used, a worker can firstly utilize the sewage cavity 3 to lay sewage on the upper end surface of the non-woven fabric 37, the sewage enters the negative pressure groove 23 through the non-woven fabric 37 and the stainless steel wedge-shaped grid plate 22, the suction pump 29 continuously performs suction operation on the inner cavity of the negative pressure groove 23, the sucked water can be pumped to the rolling mill support rod 2 through the water outlet pipe 30 for use, so that the inner cavity of the negative pressure groove 23 and the outside have negative pressure, the filtering speed of the sewage is accelerated, when the filtering operation is performed, larger filter residue particles are intercepted by the non-woven fabric 37, the filter residue on the upper end surface of the non-woven fabric 37 is accumulated more along with the lengthening of the filtering time, the filtering speed is slower, the vacuum degree of the negative pressure groove 23 is higher and higher, when the vacuum degree reaches a set value, the vacuum negative pressure sensor 13 transmits a vacuum degree signal into the pneumatic butterfly valve 10 through the PLC 12, then the valve of the pneumatic butterfly valve 10 is opened, the clean liquid is conveyed to the inner cavity of the negative pressure groove 23 through the clean liquid guide pipe 9, so that the vacuum degree of the negative pressure groove 23 is eliminated, then the non-woven fabric 37 is moved forward by starting the scraper motor 32, so that the filter residue can enter the inside of the dust collecting box 5 through the scraper 33, the filter residue collecting operation is realized, when the non-woven fabric 37 is driven to rotate by the scraper motor 32, because the non-woven fabric 37 can be jacked up by the second rotary drum 34, most of the filter residue falling clean can be scraped by the scraper 33 in the rotating process of the non-woven fabric 37, along with the rotation of the non-woven fabric 37, the small-sized high-pressure water spray head 25 can perform the high-pressure washing operation on the filter residue which is not scraped from the surface of the non-woven fabric 37 by the scraper 33, and the filter residue washed by the small-sized high, thereby realize the comprehensive washing operation to non-woven fabrics 37 for non-woven fabrics 37 keeps normally throughout to the filtration efficiency of foul solution, avoids needing staff's regularly abluent problem to appear.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. The utility model provides a vacuum paper tape filter, includes filter main part (1) and I-steel support (14), its characterized in that: the filter body (1) is positioned at the left position close to the upper end face of the I-shaped steel support (14), the left position close to the upper end face of the filter body (1) is provided with a cavity, the upper end face of the filter body (1) is close to two sides of the cavity provided by the upper end face of the filter body (1) and is fixedly connected with supporting rods (2) along the vertical direction, one ends of the supporting rods (2) far away from the upper end face of the filter body (1) are fixedly connected with a sewage cavity (3), the interior of the sewage cavity (3) is provided with a hollow structure, the upper end face of the sewage cavity (3) is fixedly communicated with a sewage conduit (4), the lower end face of the sewage cavity (3) is fixedly communicated with a sewage outlet, the sewage outlet is positioned right above the cavity provided by the upper end face of the supporting rods (2), a first fixed cushion plate (7) is fixedly connected at the position close to the left side face of the filter body (1), the upper end face of the first fixed base plate (7) is fixedly connected with a liquid purifying box (8), the inside of the liquid purifying box (8) is opened to be a hollow structure, the lower end face of the liquid purifying box (8) is fixedly communicated with a liquid purifying pipe (9) by the left position, the liquid purifying pipe (9) penetrates through the lower end face of the first fixed base plate (7), one end of the liquid purifying pipe (9), far away from the liquid purifying box (8), is fixedly communicated with the inside of the filter main body (1), the surface of the liquid purifying pipe (9) is fixedly connected with a pneumatic butterfly valve (10) by the lower position, close to the first fixed base plate (7), of the lower end face of the pneumatic butterfly valve (10) is fixedly connected with a wire (11) by the left position, the middle part of the wire (11) is electrically connected with a PLC controller (12), one end of the wire (11), far away from the pneumatic butterfly valve (10), is fixedly connected with a vacuum negative pressure sensor (13), the right side surface of the vacuum negative pressure sensor (13) is fixedly connected to the left side surface of the filter main body (1), a negative pressure groove (23) is formed in the position, close to the left side surface, inside the filter main body (1) and under the sewage cavity (3), a stainless steel wedge-shaped grid plate (22) is fixedly connected to the position, close to the negative pressure groove (23), inside the filter main body (1) and above the position, close to the negative pressure groove (23), of the negative pressure groove, the clean liquid guide pipe (9) and the left side surface of the vacuum negative pressure sensor (13) protrude out of the inside of the negative pressure groove (23), the position, close to the right side, inside the filter main body (1) is formed in a hollow structure, a suction pump (29) is fixedly connected to the position, close to the middle part, of the bottom of the inner wall of the filter main body (1), and a water inlet end of the suction pump (29) is fixedly communicated with a two, the utility model discloses a filter, including two siphunculus (28), the one end of keeping away from suction pump (29) extends to the inside bottom position department of negative pressure groove (23) of two siphunculus (28), the fixed intercommunication of the play water end of suction pump (29) has outlet pipe (30), the one end that suction pump (29) were kept away from in outlet pipe (30) is outstanding in the right side surface of filter main part (1), the front middle part of filter main part (1) and the position department sliding connection that leans on the left have collection bits case (5), the first pull rod (6) of the front fixedly connected with of collection bits case (5), one side that first pull rod (6) were kept away from in collection bits case (5) is outstanding in the inside of filter main part (1), equal fixedly connected with scraper blade (33) in the top position department of the positive and negative two sides of filter main part (1) inner wall and the positive and negative side of keeping away from stainless steel wedge type (22) terminal surface and upper end surface, the inner wall of filter main part (1) all fixedly connected with a A section of thick bamboo (24), the inner wall of filter main part (1) just keeps away from the fixed backing plate of the place ahead position department fixedly connected with second (31) of negative pressure groove (23) up end, the up end of second fixed backing plate (31) just is close to one side position department fixedly connected with scraper blade motor (32) of negative pressure groove (23), the equal swing joint in surface of the output of scraper blade motor (32) and a plurality of first rotary drum (24) has non-woven fabrics (37).

2. A vacuum paper tape filter as claimed in claim 1, wherein: the side view of scraper blade (33) is the tilt state, scraper blade (33) are located collection bits case (5) directly over, the inside and the up end of collection bits case (5) all offer for hollow structure, the lower terminal surface of scraper blade (33) is in same vertical line with the inner wall of collection bits case (5).

3. A vacuum paper tape filter as claimed in claim 1, wherein: the front of negative pressure groove (23) outer wall just is close to position department fixedly connected with second rotary drum (34) of collection bits case (5), second rotary drum (34) are including dead lever and movable rod, the movable rod and non-woven fabrics (37) of second rotary drum (34) are laminated each other, the horizontal longitudinal diameter of second rotary drum (34) is greater than negative pressure groove (23) and openly distance between outer wall and non-woven fabrics (37), one side that negative pressure groove (23) were kept away from with non-woven fabrics (37) in scraper blade (33) closely laminates.

4. A vacuum paper tape filter as claimed in claim 1, wherein: the bottom integrated into one piece of filter main part (1) inner wall has the metal backing plate, and depressed groove (26) have been seted up to the inside of this metal backing plate, the lower terminal surface of non-woven fabrics (37) is located the inside of depressed groove (26), leave certain distance between the bottom surface of depressed groove (26) and non-woven fabrics (37).

5. A vacuum paper tape filter as claimed in claim 1, wherein: the bottom end of the inner wall of the filter main body (1) is fixedly connected with a plurality of small-sized high-pressure water spray heads (25), the top ends of the small-sized high-pressure water spray heads (25) are all positioned in the concave groove (26), the small-sized high-pressure water spray heads (25) are all positioned under the lower end face of the non-woven fabric (37), the small-sized high-pressure water spray heads (25) are divided into three rows, the lower end faces of the three rows of small-sized high-pressure water spray heads (25) are fixedly communicated with a water purification draft tube (17), the upper end face of the I-shaped steel support (14) is fixedly connected with a water pump (19) close to the right, the water pump (19) comprises a water inlet port and a water outlet port, the water outlet port of the water pump (19) is fixedly communicated with a three-way metal tube (18), one end of the three way metal tube (18) far away from the water pump (19) is fixedly communicated with the plurality of water purification draft tubes (17), the, one end of the water liquid diversion main pipe (20) far away from the water pump (19) is fixedly communicated with a water storage tank (21), and a plurality of water outlets (36) are formed in the bottom end of the filter main body (1) in a penetrating mode and in positions close to the plurality of small high-pressure water spray heads (25).

6. A vacuum paper tape filter as claimed in claim 1, wherein: the bottom of filter main part (1) inner wall vertically has seted up the spout along the level, and the inside sliding connection of this spout has connecting pull rod (35), connecting pull rod (35) are close to filter main part (1) positive position department fixedly connected with shrouding (15), one end fixedly connected with second pull rod (16) of connecting pull rod (35) are kept away from in shrouding (15), a plurality of otter boards (27) of one end fixedly connected with of second pull rod (16) are kept away from in connecting pull rod (35), and the equal activity joint of one end of connecting pull rod (35) is kept away from in a plurality of otter boards (27) is between a plurality of small-size high pressure water sprayheads (25).

7. A vacuum paper tape filter as claimed in claim 1, wherein: the diameter of the bottom end of the inner wall of the filter body (1) in the vertical direction of the chute is larger than that of the screen plate (27) in the vertical direction.

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