CN218740635U

CN218740635U - Scraper device of vacuum filter

Info

Publication number: CN218740635U
Application number: CN202222069684.3U
Authority: CN
Inventors: 唐骏; 卓仲标
Original assignee: Zhejiang Coloray Technology Development Co ltd
Current assignee: Zhejiang Coloray Technology Development Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-03-28
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to a vacuum filter technical field especially relates to a vacuum filter's scraper device, including scraper subassembly and scraper clearance subassembly, the scraper subassembly includes mounting panel and scraper, the mounting panel bilateral symmetry is provided with the otic placode, the through-hole has all been seted up on two otic placodes, scraper clearance subassembly includes axis of rotation and connecting plate, the axis of rotation is rotated and is installed between the through-hole of two otic placodes, connecting plate and otic placode fixed connection, the outside fixed mounting of one of them connecting plate has the mount pad, be provided with servo motor on the mount pad, servo motor's output shaft and axis of rotation run through the one end fixed connection of connecting plate, the free end of connecting plate all is equipped with spacing post, be provided with the water spray subassembly between the spacing post. The scraper is used for solving the problems that the scraper on the traditional vacuum filter often only has a blade, the filter cloth cannot be cleaned further, a large amount of solid can still be remained at the gap in the filter cloth, and the filter cloth is blocked up in the past due to the fact that the scraper only has a blade, so that the working efficiency of the filter cloth is reduced.

Description

Scraper device of vacuum filter

Technical Field

The utility model relates to a vacuum filter technical field especially relates to a vacuum filter's scraper device.

Background

The vacuum filter uses filter cloth as a filter medium and an integral annular rubber belt as a vacuum chamber. The annular rubber belt is driven by a transmission device to linearly run, and solid-liquid separation of slurry is realized through a sealing system. When a vacuum system is intervened, solids are carried on the filter belt and discharged through a scraper, liquid is received by the automatic liquid discharge tank and discharged through the water seal device or the switching device, and the filter cloth is continuously cleaned on line through high-pressure flushing liquid to obtain regeneration. The continuous operation of feeding, dewatering, forward and reverse flow washing, slag discharging, filtrate discharging, filter cloth cleaning and correction is realized.

The scraper on the traditional vacuum filter often only has a blade, can not carry out the clearance of further step more to the filter cloth, and the gap department in the filter cloth still can remain a large amount of solids, will cause the filter cloth to block up in the past this to reduce the work efficiency of filter cloth.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a scraper device for a vacuum filter, which is used to solve the problems that the scraper on the conventional vacuum filter only has a blade, the filter cloth cannot be cleaned further, a large amount of solids remain in the gap of the filter cloth, and the filter cloth is blocked in the past, thereby reducing the working efficiency of the filter cloth.

The utility model discloses an above-mentioned technical problem is solved to following technical means:

the utility model provides a vacuum filter's scraper device, includes scraper subassembly and scraper clearance subassembly, the scraper subassembly includes mounting panel and scraper, the top of mounting panel is seted up flutedly, scraper and recess joint, the mounting panel bilateral symmetry is provided with the otic placode, two the through-hole has all been seted up on the otic placode, scraper clearance subassembly includes axis of rotation and connecting plate, the axis of rotation is rotated and is installed between the through-hole of two otic placodes, the connecting plate symmetry sets up in the otic placode outside to with otic placode fixed connection, one of them the outside fixed mounting of connecting plate has the mount pad, be provided with servo motor on the mount pad, servo motor's output shaft and axis of rotation run through the one end fixed connection of connecting plate, the free end of connecting plate all is equipped with spacing post, be provided with the water spray subassembly between the spacing post.

Furthermore, a plurality of bristles are fixedly connected to the rotating shaft. Set up like this, when the device during operation, servo motor drives the axis of rotation and takes place the antiport with the filter cloth, and the brush hair of being convenient for is clear up the remaining solid in the filter cloth gap, prevents that the filter cloth from blockking up, improves cleaning efficiency, prolongs the life of filter cloth.

Furthermore, a plurality of first bulges are integrally formed on one side of the mounting plate, which is close to the bristles. Set up like this, when the axis of rotation rotated, the brush hair produced the friction with first arch, and the adnexed solid on the clearance brush hair avoids the brush hair because of the attachment too many reduces work efficiency.

Furthermore, the lower end of one side of the mounting plate, which is close to the bristles, is fixedly connected with a drainage plate. The arrangement prevents the water flow from splashing to the filtered solid, and guides the flow direction of the water flow.

Further, the water spray assembly comprises a spray pipe and a water pipe, wherein limiting rings are fixedly connected to the two sides of the spray pipe, limiting columns are rotatably connected with the limiting rings, and the spray pipe is fixedly connected with the water pipe. The device is arranged in such a way that when the device works, the angle of the spray pipe to the brush hair and the filter cloth can be adjusted according to the requirement, so that the cleaning effect to the maximum extent is achieved.

Furthermore, a plurality of second bulges are integrally formed in the limiting ring and are contacted with the limiting column. With the arrangement, the friction force generated between the second protrusion and the limiting column can prevent the limiting column and the limiting ring from rotating randomly.

Further, be provided with the bearing between axis of rotation and the through-hole, axis of rotation and bearing interference fit. The bearing is arranged in such a way that the bearing is used for supporting the rotation of the rotating shaft, reducing the friction coefficient in the movement process of the rotating shaft and ensuring the rotation precision of the rotating shaft.

The utility model has the advantages that:

the utility model discloses a scraper device of a vacuum filter, which is characterized in that a filter cloth rotates along with a conveyer belt on the vacuum filter, and then solid on the filter cloth is scraped by a scraper to achieve the cleaning effect; through the mutual matching of the servo motor, the rotating shaft, the brush bristles, the water pipe and the spray pipe, the residual solids at the gap of the filter cloth are further cleaned, the filter cloth is prevented from being blocked, the cleaning efficiency is improved, and the service life of the filter cloth is prolonged; through mutually supporting of first arch and brush hair, utilize frictional force to clear up adnexed solid on the brush hair, avoid the brush hair because of the attachment too many reduces work efficiency.

Drawings

FIG. 1 is a view showing a state of use of a scraper device of a vacuum filter according to the present invention;

FIG. 2 is a schematic structural view of a scraper device of a vacuum filter according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural view of the scraper and the mounting plate of the scraper device of the vacuum filter of the present invention.

The cleaning device comprises a mounting plate 1, a mounting seat 2, a groove 3, a scraper 4, filter cloth 5, an ear plate 6, a connecting plate 7, a rotating shaft 8, a bearing 9, bristles 10, a servo motor 11, a first bulge 12, a limiting column 13, a limiting ring 14, a spray pipe 15, a water pipe 16 and a drainage plate 18.

Detailed Description

The invention will be described in detail with reference to the following drawings and specific embodiments:

as shown in figures 1-4, the utility model discloses a scraper device of vacuum filter, including scraper subassembly and scraper clearance subassembly, through mutually supporting of scraper subassembly and scraper clearance subassembly, constitute scraper device, make scraper device can be used for vacuum filter, reached the solid on the clearance vacuum filter to further improve the effect of cleaning efficiency through scraper clearance subassembly.

As shown in fig. 1 and 4, in the present embodiment, the scraper assembly includes a mounting plate 1 and a scraper 4, a groove 3 is formed at the top of the mounting plate 1, and the scraper 4 is clamped with the groove 3, so that the installation, the detachment and the cleaning of the scraper 4 are facilitated. In this embodiment, the mounting plate 1 is disposed obliquely, and the direction of the solid scraped by the scraper 4 can be guided by the mounting plate 1. The filter cloth 5 is arranged on the left side of the scraper 4, in the embodiment, the filter cloth 5 is tensioned on the vacuum filter, and the filter cloth 5 is in contact with the scraper 4, so that the solid on the filter cloth 5 can be conveniently scraped.

As shown in fig. 3, in this embodiment, the scraper cleaning assembly includes a rotating shaft 8 and a connecting plate 7, two lateral symmetry fixedly connected with ear plates 6 of the mounting plate 1 have all been seted up with the through-hole on two ear plates 6, the rotating shaft 8 rotates and installs between the through-hole of two ear plates 6, be provided with bearing 9 between rotating shaft 8 and the through-hole, rotating shaft 8 and bearing 9 interference fit, bearing 9 is used for supporting rotating shaft 8 and rotates, reduces the coefficient of friction in its motion process, and guarantees its gyration precision.

As shown in fig. 1-3, in this embodiment, the connecting plates 7 are symmetrically disposed on the outer sides of the ear plates 6 and welded to the ear plates 6, the outer side of one of the connecting plates 7 is welded to the mounting base 2, the mounting base 2 is bolted to the servo motor 11, an output shaft of the servo motor 11 is fixedly connected to one end of the rotating shaft 8 penetrating through the connecting plate 7, the rotating shaft 8 is fixedly connected to a plurality of bristles 10, one side of each bristle 10 contacts with the filter cloth 5, when the device works, the servo motor 11 drives the rotating shaft 8 and the filter cloth 5 to rotate in the opposite direction, the rotating shaft 8 drives the bristles 10 to rotate, the bristles 10 clean up residual solids in gaps of the filter cloth 5, so as to prevent the filter cloth 5 from being blocked, improve the cleaning efficiency, and prolong the service life of the filter cloth 5.

As shown in fig. 1 and 3, in the present embodiment, a plurality of first protrusions 12 are integrally formed on one side of the mounting plate 1 close to the bristles 10, when the rotating shaft 8 rotates, the bristles 10 rub against the first protrusions 12, and then the solid attached to the bristles 10 is cleaned by friction, so that the bristles 10 are prevented from being attached too much, which reduces the working efficiency. The lower end of one side of the mounting plate 1, which is close to the bristles 10, is fixedly connected with a drainage plate 18, so that water flow is prevented from splashing to the filtered solid, and the flow direction of the water flow is guided.

The free ends of the two connecting plates 7 are provided with limiting columns 13, a water spraying assembly is rotatably installed between the two limiting columns 13 and comprises a spraying pipe 15 and a water pipe 16, the spraying pipe 15 is welded with the water pipe 16, the limiting rings 14 are fixedly connected to the two sides of the spraying pipe 15, the limiting columns 13 are rotatably connected with the limiting rings 14, and when the device works, the angle of the spraying pipe 15, at which the brush hair 10 and the filter cloth 5 are contacted, can be adjusted according to requirements, so that the cleaning effect is further improved.

As shown in fig. 1-2, in the present embodiment, a plurality of second protrusions are integrally formed in the limiting ring 14, the second protrusions contact with the limiting posts 13, and the friction force generated between the second protrusions and the limiting posts 13 prevents the limiting posts 13 and the limiting ring 14 from rotating freely. One side of the spray pipe 15 is fixedly connected with a water pipe 16 for providing a water source for the spray pipe 15, and the spray pipe 15 sprays water flow to the contact part of the brush hair 10 and the filter cloth 5, so that the cleaning efficiency is further improved.

The utility model discloses a use method as follows:

when the vacuum filter is used, the mounting plate 1 is fixed above one side of the box body, the angle of the spray pipe 15 facing the contact position of the brush bristles 10 and the filter cloth 5 is adjusted manually, the filter cloth 5 rotates along with a conveying belt on the vacuum filter, when the scraper 4 rotates to the position of the scraper, the scraper 4 scrapes off solids on the filter cloth 5, and the scraped solids flow into the box body along with the mounting plate 1; meanwhile, the spray pipe 15 sprays water towards the contact part of the brush hair 10 and the filter cloth 5, the servo motor 11 drives the rotating shaft 8 and the filter cloth 5 to rotate reversely, the rotating shaft 8 drives the brush hair 10 to rotate, and when the brush hair 10 contacts the filter cloth 5, residual solids in gaps of the filter cloth 5 are cleaned under the action of water flow, so that the filter cloth 5 is prevented from being blocked, the cleaning efficiency is improved, and the service life of the filter cloth 5 is prolonged. The sewage then flows down the drainage plate 18 into the corresponding device, preventing the water from splashing to the filtered solids.

When the bristles 10 rotate to the first protrusions 12, the bristles 10 rub against the first protrusions 12, and then the solid attached to the bristles 10 is cleaned by friction, so that the bristles 10 are prevented from being damaged due to too much attached matter.

In the description of the present invention, it should be noted that the terms "front", "back", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are known technology.

Claims

1. A scraper device of a vacuum filter comprises a scraper component and a scraper cleaning component; the method is characterized in that: the scraper subassembly includes mounting panel and scraper, the top of mounting panel is seted up flutedly, scraper and recess joint, the mounting panel bilateral symmetry is provided with the otic placode, two the through-hole has all been seted up on the otic placode, scraper clearance subassembly includes axis of rotation and connecting plate, the axis of rotation is rotated and is installed between the through-hole of two otic placodes, the connecting plate symmetry sets up in the otic placode outside to with otic placode fixed connection, one of them the outside fixed mounting of connecting plate has the mount pad, be provided with servo motor on the mount pad, servo motor's output shaft and axis of rotation run through the one end fixed connection of connecting plate, the free end of connecting plate all is equipped with spacing post, be provided with the water spray subassembly between the spacing post.

2. A scraper device of a vacuum filter according to claim 1, wherein: the rotating shaft is fixedly connected with a plurality of bristles.

3. A scraper device of a vacuum filter according to claim 2, wherein: a plurality of first bulges are integrally formed on one side, close to the bristles, of the mounting plate.

4. A scraper device of a vacuum filter according to claim 2, wherein: the lower end of one side of the mounting plate, which is close to the bristles, is fixedly connected with a drainage plate.

5. A scraper device for a vacuum filter according to claim 1, wherein: the water spray assembly comprises a spray pipe and a water pipe, wherein limiting rings are fixedly connected to the two sides of the spray pipe, limiting columns are rotatably connected with the limiting rings, and the spray pipe is fixedly connected with the water pipe.

6. A scraper device of a vacuum filter according to claim 5, characterized in that: a plurality of second bulges are integrally formed in the limiting ring and are contacted with the limiting columns.

7. A scraper device of a vacuum filter according to claim 2, wherein: and a bearing is arranged between the rotating shaft and the through hole, and the rotating shaft is in interference fit with the bearing.