CN220657925U - Drum structure of spiral filtering centrifuge - Google Patents

Abstract

The utility model discloses a rotary drum structure of a spiral filter centrifuge, which comprises a shell body, a rotary drum, a spiral pusher and a differential mechanism, wherein the top of the rotary drum is provided with a mounting opening, the inner wall of the mounting opening is fixedly connected with an arc-shaped filter plate, and the top of the inner wall of the rotary drum is fixedly connected with two baffles. According to the utility model, the installation opening, the arc-shaped filter plate and the baffle are arranged, the installation opening is used for fixing and limiting the arc-shaped filter plate, at the moment, liquid can only be thrown out of the rotary drum through the arc-shaped filter plate, the baffle can block solid particles to prevent the solid particles from entering sieve holes in the arc-shaped filter plate, and the problems that the centrifugal effect of the rotary drum is reduced, and the service life is reduced due to the fact that the particles in materials are different in size, large particles remain in the rotary drum after centrifugal filtration, and most particles with smaller particles fly out of the rotary drum along with the liquid, and the rest small particles block the sieve holes on the surface of the rotary drum are solved.

Description

Drum structure of spiral filtering centrifuge

Technical Field

The utility model relates to the technical field of centrifuges, in particular to a drum structure of a spiral filtration centrifuge.

Background

The centrifugal machine is a machine for separating each component in liquid and solid particles or a mixture of liquid and liquid by utilizing centrifugal force, is mainly used for separating solid particles from liquid in suspension or separating two liquids which are different in density and are mutually insoluble in emulsion, can be used for removing liquid in wet solid, and can be used for classifying solid particles according to density or granularity by utilizing the characteristic that the settling speeds of solid particles with different densities or granularities in liquid are different.

For example, publication number CN204051927U discloses a horizontal spiral sedimentation centrifuge, including casing, spiral pusher, differential mechanism and bearing frame, the spiral pusher outside is equipped with the rotary drum, has the separation chamber between rotary drum and the shells inner wall, is equipped with the filter screen in the separation chamber, is equipped with the feed inlet at the right-hand member of casing, is equipped with discharge gate and liquid outlet in the lower part of casing, and feed inlet department is connected with the inlet pipe, and the inlet pipe extends to inside the spiral pusher, and the spiral pusher end extends to the casing outside and links to each other with differential mechanism, and spiral pusher lower part is equipped with the stationary blade. The beneficial effects of the utility model are as follows: the device has the advantages of simple and compact structure, convenient operation, adoption of a mode of combining the rotary drum, the spiral propeller and the filter screen, separation of materials, good separation effect, safe operation and great service life, and the increase of the filter screen can prolong the stay time of suspension in a separation area.

Based on the search of patent numbers, the following defects in the prior art are combined:

the horizontal spiral sedimentation centrifuge is simple and compact in structure, convenient to operate, the materials are separated by adopting a mode of combining the rotary drum, the spiral pusher and the filter screen, the separation effect is good, the suspension liquid can stay in the separation area due to the increase of the filter screen, the operation is safe, the service life is greatly prolonged, but when the horizontal spiral sedimentation centrifuge is used, due to the fact that the sizes of particles in the materials are different, the particles are large and remain in the rotary drum after centrifugal filtration, most of particles smaller than the particles fly out of the rotary drum along with liquid, the rest small particles can block sieve holes on the surface of the rotary drum, the centrifugal effect of the rotary drum is reduced, and the service life is reduced.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide a drum structure of a spiral filtering centrifuge, which has the advantage of blocking prevention and solves the problems that the centrifugal effect of the drum is reduced and the service life is reduced because the large particles are remained in the drum after centrifugal filtration due to different particle sizes in materials, most of particles with smaller particles fly out of the drum along with liquid, and the rest of particles block sieve holes on the surface of the drum.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spiral filter centrifuge's rotary drum structure, includes shell body, rotary drum, spiral pusher and differential mechanism, the surface at the rotary drum is established to the shell body cover, rotary drum fixed mounting is in the outside of spiral pusher, spiral pusher is located the inside of rotary drum, the surface of spiral pusher left end passes through bearing and shell body swing joint, the left end of spiral pusher runs through shell body and with differential mechanism's output fixed connection, the installing port has been seted up at the top of rotary drum, the inner wall fixedly connected with arc filter plate of installing port, the top fixedly connected with of rotary drum inner wall two baffles, the baffle is located the both sides of arc filter plate, filter unit has been seted up in the front of baffle, the top fixedly connected with separation subassembly of arc filter plate inner wall.

Preferably, the filter assembly comprises a mounting groove, wherein a filter screen is arranged in the mounting groove, the filter screen is smaller than the inner diameter of a sieve mesh in the arc-shaped filter plate, and the filter screen is equal to the arc-shaped filter plate in length.

Preferably, the blocking assembly comprises a supporting plate, wherein a baffle plate is fixedly connected to the bottom of the supporting plate, and the length of the baffle plate is equal to that of the baffle plate.

As the preferable mode of the utility model, the two sides of the filter screen are fixedly connected with the plugboards, the two sides of the inner wall of the installation groove are provided with the slots, and the plugboards are spliced in the slots.

As the preferable mode of the utility model, the two sides of the baffle are fixedly connected with the limiting plates, the inner side of the baffle is provided with the limiting groove, and the limiting plates are inserted into the limiting groove.

As the preferable mode of the utility model, the bottom of the inner wall of the shell body is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a scraping plate, and the inner side of the scraping plate is attached to the surface of the rotary drum.

As preferable in the utility model, the left side of the scraping plate is fixedly connected with a water baffle, and the bottom of the water baffle is fixedly connected with an inclined plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the installation opening, the arc-shaped filter plate and the baffle are arranged, the installation opening is used for fixing and limiting the arc-shaped filter plate, at the moment, liquid can only be thrown out of the rotary drum through the arc-shaped filter plate, the baffle can block solid particles to prevent the solid particles from entering sieve holes in the arc-shaped filter plate, the problems that the sizes of particles in materials are different, the particles are large and remain in the rotary drum after centrifugal filtration, most of particles with smaller particles fly out of the rotary drum along with the liquid, and the rest small particles block the sieve holes on the surface of the rotary drum, so that the centrifugal effect of the rotary drum is reduced, the service life is reduced, and the blocking prevention effect is achieved.

2. According to the utility model, the filter assembly is arranged, the filter screen can be limited up and down and left and right by the mounting groove, the filter screen can achieve the effect of filtering fixed particles, so that liquid flies into the inner side of the filter screen through the filter screen, and then the liquid flies out of the arc-shaped filter plate through the centrifugal force of the rotary drum.

3. According to the utility model, the baffle assembly is arranged, the supporting plate can fix and limit the baffle plate, and the baffle plate can prevent liquid from falling onto the surface of the spiral pusher after flying into the inner side of the filter screen, so that the efficiency of filtering the liquid can be improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a three-dimensional cross-sectional structure of the present utility model;

fig. 3 is a schematic view of a baffle structure according to the present utility model.

In the figure: 1. a housing body; 2. a rotating drum; 3. a spiral pusher; 4. a differential; 5. a mounting port; 6. an arc-shaped filter plate; 7. a baffle; 8. a filter assembly; 81. a mounting groove; 82. a filter screen; 9. a barrier assembly; 91. a support plate; 92. a partition plate; 10. inserting plate; 11. a slot; 12. a limiting plate; 13. a limit groove; 14. a support column; 15. a scraper; 16. a water baffle; 17. and a sloping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, the drum structure of the spiral filter centrifuge provided by the utility model comprises a shell body 1, a drum 2, a spiral pusher 3 and a differential mechanism 4, wherein the shell body 1 is sleeved on the surface of the drum 2, the drum 2 is fixedly arranged on the outer side of the spiral pusher 3, the spiral pusher 3 is positioned in the drum 2, the surface of the left end of the spiral pusher 3 is movably connected with the shell body 1 through a bearing, the left end of the spiral pusher 3 penetrates through the shell body 1 and is fixedly connected with the output end of the differential mechanism 4, the top of the drum 2 is provided with a mounting opening 5, the inner wall of the mounting opening 5 is fixedly connected with an arc filter plate 6, the top of the inner wall of the drum 2 is fixedly connected with two baffle plates 7, the baffle plates 7 are positioned on two sides of the arc filter plate 6, the front surface of the baffle plates 7 is provided with a filter assembly 8, and the top of the inner wall of the arc filter plate 6 is fixedly connected with a blocking assembly 9.

Referring to fig. 3, the filter assembly 8 includes a mounting groove 81, and a filter screen 82 is provided in the mounting groove 81, the filter screen 82 being smaller than the inner diameter of the mesh in the arc-shaped filter plate 6, and the filter screen 82 being equal in length to the arc-shaped filter plate 6.

As a technical optimization scheme of the utility model, through arranging the filter assembly 8, the filter screen 82 can be limited up and down and left and right by the installation groove 81, the filter screen 82 can achieve the effect of filtering fixed particles, so that liquid flies into the inner side of the filter screen 82 through the filter screen 82, and then the liquid flies out of the arc-shaped filter plate 6 through the centrifugal force of the rotary drum 2.

Referring to fig. 3, the blocking assembly 9 includes a support plate 91, and a partition 92 is fixedly connected to the bottom of the support plate 91, and the partition 92 is equal to the baffle 7 in length.

As a technical optimization scheme of the utility model, through the arrangement of the blocking component 9, the supporting plate 91 can fix and limit the partition plate 92, and the partition plate 92 can prevent liquid from falling to the surface of the spiral pusher 3 after flying into the inner side of the filter screen 82, so that the efficiency of filtering the liquid can be improved.

Referring to fig. 3, the two sides of the filter screen 82 are fixedly connected with the plugboards 10, the two sides of the inner wall of the installation groove 81 are provided with the slots 11, and the plugboards 10 are spliced in the slots 11.

As a technical optimization scheme of the utility model, through the arrangement of the inserting plate 10 and the inserting groove 11, the inserting groove 11 can fix and limit the inserting plate 10, and the fixing and limiting of the inserting plate 10 can fix and limit the filter screen 82, so that the stability of the filter screen 82 is improved, and the loosening of the filter screen 82 caused by the high-speed rotation of the rotary drum 2 is avoided.

Referring to fig. 3, limiting plates 12 are fixedly connected to two sides of the partition plate 92, limiting grooves 13 are formed in the inner sides of the baffle plates 7, and the limiting plates 12 are inserted into the limiting grooves 13.

As a technical optimization scheme of the utility model, the limiting plate 12 and the limiting groove 13 are arranged, the limiting groove 13 can fixedly limit the limiting plate 12, and the limiting plate 12 can fixedly limit the partition plate 92, so that the stability of the partition plate 92 is improved, and the partition plate 92 is prevented from shaking due to high-speed rotation of the rotary drum 2.

Referring to fig. 2, a supporting column 14 is fixedly connected to the bottom of the inner wall of the casing body 1, a scraping plate 15 is fixedly connected to the top of the supporting column 14, and the inner side of the scraping plate 15 is attached to the surface of the rotary drum 2.

As a technical optimization scheme of the utility model, through arranging the supporting columns 14 and the scraping plates 15, the supporting columns 14 are used for supporting and fixing and limiting the scraping plates 15, and the scraping plates 15 can scrape the liquid attached to the surface of the rotary drum 2 into the bottom of the inner wall of the shell body 1, so that the liquid attached to the surface of the rotary drum 2 can be prevented from flowing to a discharge hole on the left side of the bottom of the inner wall of the shell body 1.

Referring to fig. 2, a water baffle 16 is fixedly connected to the left side of the scraper 15, and an inclined plate 17 is fixedly connected to the bottom of the water baffle 16.

As a technical optimization scheme of the utility model, by arranging the water baffle 16 and the inclined plate 17, the water baffle 16 can prevent the liquid from splashing to the left side of the inner wall of the shell body 1 when the scraper 15 scrapes the liquid, and the inclined plate 17 can play a role in draining the liquid, so that the liquid splashes to the liquid outlet on the right side of the bottom of the inner wall of the shell body 1 along with the inclined direction of the inclined plate 17.

The working principle and the using flow of the utility model are as follows: when the spiral distributor 3 is used, after the material to be separated is sent into the spiral distributor 3, the rotary drum 2 is driven to rotate at a high speed through the high-speed rotation of the spiral distributor 3, at this time, the material inside the spiral distributor 3 enters the rotary drum 2 through the holes on the surface of the spiral distributor 3, then the material is pushed to the outer side of the baffle 7 through the rotation of the spiral distributor 3, at this time, liquid in the material enters between two filter plates through the filter screen 82, the baffle 92 can prevent the liquid from falling to the surface of the spiral distributor 3 after entering the inner side of the filter screen 82, then the liquid is thrown out of the arc filter plate 6 through the high-speed rotation of the rotary drum 2, the scraper 15 can scrape the liquid attached to the surface of the rotary drum 2 into the bottom of the inner wall of the shell body 1, so that the liquid attached to the surface of the rotary drum 2 can be prevented from flowing to the left discharge hole on the bottom of the inner wall of the shell body 1, the water baffle 16 can prevent the scraper 15 from splashing to the left side of the inner wall of the shell body 1 when the liquid is scraped, the inclined plate 17 can play the role of draining the liquid, the liquid along with the inclined plate 17 to the direction of the right side of the inner wall of the shell body 1, and the liquid can greatly improve the filtering efficiency of the filter screen 82.

To sum up: this spiral filter centrifuge's rotary drum structure, through setting up installing port 5, arc filter plate 6 and baffle 7, installing port 5 is used for fixed spacing to arc filter plate 6, liquid can only throw away rotary drum 2 through arc filter plate 6 this moment, and baffle 7 can block the sieve mesh that avoids its entering arc filter plate 6 in to solid particle, the problem of having solved because the granule size that exists in the material is different, granule is big can remain in the inside of rotary drum after centrifugal filtration, and can fly out the rotary drum to the less granule person of granule most can follow liquid, the left fractional granule then can lead to the fact the jam to the sieve mesh on rotary drum surface, thereby can cause the centrifugal effect reduction of rotary drum, life decline is solved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a spiral filter centrifuge's rotary drum structure, includes shell body (1), rotary drum (2), spiral pusher (3) and differential mechanism (4), its characterized in that: the utility model discloses a rotary drum, including casing body (1), rotary drum (2), spiral pusher (3), filter component (8) are offered on the top of rotary drum (2), casing body (1) cover is established in the surface of rotary drum (2), the outside of rotary drum (2) fixed mounting at spiral pusher (3), spiral pusher (3) are located the inside of rotary drum (2), the surface of spiral pusher (3) left end passes through bearing and casing body (1) swing joint, the left end of spiral pusher (3) runs through casing body (1) and with differential mechanism (4) output fixed connection, installing port (5) have been offered at the top of rotary drum (2), the inner wall fixedly connected with arc filter plate (6) of installing port (5), the top fixedly connected with of rotary drum (2) inner wall baffle (7), baffle (7) are located the both sides of arc filter plate (6), filter component (8) have been offered in the front of baffle (7), the top fixedly connected with separation subassembly (9) of arc filter plate (6) inner wall.

2. The bowl construction of a spiral filtration centrifuge of claim 1, wherein: the filter assembly (8) comprises a mounting groove (81), a filter screen (82) is arranged in the mounting groove (81), the filter screen (82) is smaller than the inner diameter of a sieve pore in the arc-shaped filter plate (6), and the filter screen (82) is equal to the arc-shaped filter plate (6) in length.

3. The bowl construction of a spiral filtration centrifuge of claim 1, wherein: the separation assembly (9) comprises a supporting plate (91), a partition plate (92) is fixedly connected to the bottom of the supporting plate (91), and the length of the partition plate (92) is equal to that of the baffle plate (7).

4. A bowl construction for a spiral filtration centrifuge as claimed in claim 2, wherein: the two sides of the filter screen (82) are fixedly connected with inserting plates (10), inserting grooves (11) are formed in the two sides of the inner wall of the mounting groove (81), and the inserting plates (10) are inserted into the inserting grooves (11).

5. A bowl construction for a spiral filtration centrifuge according to claim 3, wherein: limiting plates (12) are fixedly connected to two sides of the partition plate (92), limiting grooves (13) are formed in the inner sides of the baffle plates (7), and the limiting plates (12) are inserted into the limiting grooves (13).

6. The bowl construction of a spiral filtration centrifuge of claim 1, wherein: the rotary drum is characterized in that a supporting column (14) is fixedly connected to the bottom of the inner wall of the shell body (1), a scraping plate (15) is fixedly connected to the top of the supporting column (14), and the inner side of the scraping plate (15) is attached to the surface of the rotary drum (2).

7. The bowl construction of a spiral filtration centrifuge of claim 6, wherein: the left side of scraper blade (15) fixedly connected with breakwater (16), the bottom fixedly connected with swash plate (17) of breakwater (16).