CN212167811U

CN212167811U - Rotor piece on horizontal centrifuge

Info

Publication number: CN212167811U
Application number: CN202020425254.9U
Authority: CN
Inventors: 金一华; 杨柳军
Original assignee: Zhejiang Jingyaqing Environmental Protection Technology Co ltd
Current assignee: Zhejiang Jingyaqing Environmental Protection Technology Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-18
Anticipated expiration: 2030-03-27

Abstract

A rotor part on a horizontal centrifuge comprises a rotary drum, a rotary drum and a material distribution cavity, wherein the rotary drum and the rotary drum comprise a conical section and a cylindrical section, double rows of helical blades are fixedly arranged on the surface of the rotary drum, a material inlet pipe is arranged at the center of the cylindrical section of the rotary drum, a group of helical blades which are uniformly distributed are fixedly arranged on the inner wall of the material inlet pipe, the material distribution cavity is arranged on the front side of the material outlet end of the material inlet pipe, the material inlet pipe is close to the material outlet end and is fixedly provided with a baffle plate, the material distribution cavity is fixedly provided with a material distribution disc on the left side, the material distribution disc is fixedly provided with a conical protruding block in the center, discharge holes are formed in the upper side and the lower side of the material distribution cavity, a slag outlet is formed in the conical section of the rotary drum, a clear liquid outlet is formed in, the material can be uniformly fed, the foam generated by material impact is eliminated, and the working efficiency of the rotor part is increased.

Description

Rotor piece on horizontal centrifuge

Technical Field

The utility model relates to a centrifuge field especially relates to a rotor spare on horizontal centrifuge.

Background

The horizontal spiral sedimentation centrifuge is a high-efficiency centrifugal separation device, the existing horizontal spiral sedimentation centrifuge in use is composed of two rotors which are coaxial inside and outside and can rotate relatively, and a mud material outlet and a liquid outlet are respectively positioned at two ends of the horizontal spiral sedimentation centrifuge. The mud can be discharged from the mud outlet after the mud water enters the machine through the centrifugal action, and the liquid can be discharged from the liquid outlet; in the process of liquid removal, liquid is accelerated and changes direction through the inner rotor, and is thrown to the inner wall of the outer rotor, and under the action of centrifugal force, the liquid forms a circular liquid column in the rotor. When the surface tension of the liquid phase is large, the impact caused by the liquid generates a large amount of foam inside the rotor. Due to the existence of the foams, the space of a liquid phase is occupied, so that the flow rate of the liquid is increased, and the separation effect of a horizontal screw centrifuge is reduced; when the inlet pipe feeding, there is not even feeding, it is many times few when leading to the cloth that gets into in the rotor easily, can exert an influence to centrifuge's separation effect.

Disclosure of Invention

The utility model discloses solve the problem that above-mentioned prior art exists, provide a rotor spare on horizontal centrifuge, this rotor spare simple structure can evenly feed, eliminate the foam that the material impacted the production, has increased the work efficiency of rotor spare.

The utility model provides a technical scheme that its technical problem adopted: the rotor part on the horizontal centrifuge comprises a rotary drum, a rotary drum and a material distribution cavity, wherein the rotary drum and the rotary drum comprise a conical section and a cylindrical section, double rows of helical blades are fixedly arranged on the surface of the rotary drum, a material inlet pipe is arranged at the center of the cylindrical section of the rotary drum, a group of helical blades which are uniformly distributed are fixedly arranged on the inner wall of the material inlet pipe, the material distribution cavity is arranged on the front side of the material outlet end of the material inlet pipe, a baffle is fixedly arranged on the material inlet pipe close to the material outlet end, a material distribution disc is fixedly arranged on the left side of the material distribution cavity, a conical protruding block is fixedly arranged at the center of the material distribution disc, discharge holes are formed in the upper side and the lower side of the material distribution cavity, a slag outlet is formed in the conical section of the rotary drum, a clear liquid outlet is formed in the right end, can carry out solid phase and liquid phase better and separate more fast, be equipped with helical blade in through the inlet pipe, can impel the cloth intracavity with the cloth better, play the propulsive effect to and the feeding is more even difficult for causing the solid to pile up, through being equipped with the defoaming board, the foam of production is blocked by the defoaming board when the defoaming board, thereby can produce the extrusion force between the foam and make the foam broken, improved the absolute volume of getting rid of liquid.

For further improvement, the defoaming plate is provided with an overflowing hole close to the outer ring, and the clarified liquid can flow out of the overflowing hole by arranging the overflowing hole close to the outer ring on the defoaming plate.

Further perfect, be provided with the scraper on the double helical blade, the scraper interval sets up on double helical blade uniformly, the cutting edge of scraper is hugged closely rotary drum inner wall, through being equipped with the scraper, the rotary drum inner wall is hugged closely to the scraper, can promote solid impurity to remove better, improves rotor spare work efficiency.

Further perfection, the scraper can be dismantled with double helical blade and be connected for when the scraper uses wearing and tearing, can in time change.

Further perfect, the cloth chamber includes first material chamber and second material chamber, first material chamber and second material chamber pass through the baffle and separate, open at the baffle center has the through-hole, baffle fixed mounting can make the material that gets into the cloth chamber reduce the torrent through being equipped with two material chambers on the rotary drum inner wall, prevents that the condition that the cloth intracavity produced the windrow from taking place.

Further perfection, the spiral direction of the spiral blade is opposite to that of the double-row spiral blade.

The utility model discloses profitable effect is: the utility model has simple structure, through being provided with double-row helical blades, solid phase and liquid phase can be separated better and more quickly, through being provided with the helical blades in the feeding pipe, cloth can be better pushed into the cloth cavity, the pushing effect is achieved, and feeding is more uniform and solid accumulation is not easy to cause, through being provided with the defoaming plate, generated foam is blocked by the defoaming plate when passing through the defoaming plate, extrusion force can be generated between foams so as to break the foam, the absolute discharge amount of liquid is improved, through being provided with the scraper, the scraper is clung to the inner wall of the rotary drum, solid impurities can be better pushed to move, the working efficiency of a rotor element is improved, turbulence of materials entering the cloth cavity can be reduced through being provided with the double material cavities, the condition that the piling is generated in the cloth cavity is prevented, the rotor element has simple structure, even feeding and foam generated by material impact is eliminated, the working efficiency of the centrifuge is increased.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the drum;

FIG. 3 is a schematic structural view of a defoaming plate;

FIG. 4 is an enlarged view of portion A of FIG. 1;

description of reference numerals: 1. the device comprises a rotary drum, 2, a rotary drum, 3, a material distribution cavity, 3-1, a first material cavity, 3-2, a second material cavity, 4, double rows of spiral blades, 5, a material inlet pipe, 6, spiral blades, 7, a baffle, 8, a material distribution disc, 9, a conical protruding block, 10, a discharge hole, 11, a slag outlet, 12, a clarified liquid outlet, 13, a defoaming plate, 14, an overflowing hole, 15, a scraper, 16, a partition plate, 17 and a through hole.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the rotor part on the horizontal centrifuge in the embodiment comprises a rotary drum 1, a rotary drum 2 and a material distribution cavity 3, wherein the rotary drum 1 and the rotary drum 2 comprise a conical section and a cylindrical section, the surface of the rotary drum 2 is fixedly provided with double rows of spiral blades 4, the center of the cylindrical section of the rotary drum 2 is provided with a material inlet pipe 5, the inner wall of the material inlet pipe 5 is fixedly provided with a group of uniformly distributed spiral blades 6, the front side of the discharge end of the material inlet pipe 5 is provided with the material distribution cavity 3, the material inlet pipe 5 is fixedly provided with a baffle 7 close to the discharge end, the left side of the material distribution cavity 3 is fixedly provided with a material distribution disc 8, the center of the material distribution disc 8 is fixedly provided with a conical protruding block 9, the upper side and the lower side in the material distribution cavity 3 are provided with discharge holes 10, the conical section of the rotary drum 2 is provided with a slag outlet 11, the right end of the cylindrical, defoaming board 13 fixed mounting is on rotary drum 2, through being equipped with double helical blade, can better carry out solid phase and liquid phase more fast and separate, through being equipped with helical blade in the inlet pipe, can impel the cloth intracavity better, play the propulsive effect to and the more even difficult solid that causes of feeding is piled up, through being equipped with the defoaming board, the foam of production is blocked by the defoaming board when the defoaming board, thereby can produce the extrusion force between the foam and make the foam broken, the absolute volume of getting rid of liquid has been improved.

The defoaming plate 13 is provided with an overflowing hole 14 close to the outer ring, and the overflowing hole is arranged close to the outer ring of the defoaming plate, so that clarified liquid can flow out of the overflowing hole.

Be provided with scraper 15 on double helical blade 4, the scraper interval sets up on double helical blade 4 uniformly, scraper 15's cutting edge is hugged closely 1 inner wall of rotary drum, scraper 15 can dismantle with double helical blade 4 and be connected, through being equipped with the scraper, the rotary drum inner wall is hugged closely to the scraper, can promote solid impurity to remove better, improves rotor spare work efficiency, can dismantle the connection and make when the scraper uses wearing and tearing, can in time change.

The material distribution cavity 3 comprises a first material cavity 3-1 and a second material cavity 3-2, the first material cavity 3-1 and the second material cavity 3-2 are separated by a partition plate 16, a through hole 17 is formed in the center of the partition plate 16, the partition plate 16 is fixedly installed on the inner wall of the rotary drum 2, the spiral direction of the spiral blade 6 is opposite to that of the double-row spiral blade 4, and the double-material cavity is arranged to reduce turbulence of materials entering the material distribution cavity and prevent the occurrence of material stacking in the material distribution cavity.

The utility model discloses in, during the use, the material enters into cloth chamber 3 from inlet pipe 5 through helical blade 6 uniformly, strike branch charging tray 8 back, the material is under the effect of the protruding piece 9 of coniform on branch charging tray 8, the scattering is opened, the rotor rotates and produces centrifugal action, make the material wash out from discharge hole 10, the mud material moves towards the one end of slag notch 11, liquid moves towards the one end of clarified liquid export 12, liquid can produce the foam along with rotatory in-process, the foam is along the one end of 4 flow direction clarified liquid exports 12 of double helical blade, because the effect foam of defoaming board 13 has been blocked, make the foam of the liquid that goes out the liquid end outflow less, the influence of foam has been eliminated.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a rotor spare on horizontal centrifuge, includes rotary drum (1), rotary drum (2) and cloth chamber (3), characterized by: the rotary drum (1) and the rotary drum (2) comprise a conical section and a cylindrical section, the rotary drum (2) is fixedly provided with double rows of helical blades (4) on the surface, the center of the cylindrical section of the rotary drum (2) is provided with the feeding pipe (5), the inner wall of the feeding pipe (5) is fixedly provided with a group of helical blades (6) which are uniformly distributed, the front side of the discharging end of the feeding pipe (5) is provided with the material distribution chamber (3), the feeding pipe (5) is close to the discharging end and is fixedly provided with the baffle (7), the left side of the material distribution chamber (3) is fixedly provided with the material distribution disc (8), the center of the material distribution disc (8) is fixedly provided with the conical protruding block (9), the upper side and the lower side in the material distribution chamber (3) are provided with the discharging holes (10), the conical section of the rotary drum (2) is provided with the slag outlet (11, a defoaming plate (13) is arranged on the left side of the clear liquid outlet (12), and the defoaming plate (13) is fixedly arranged on the rotary drum (2).

2. A rotor member for a horizontal centrifuge as defined in claim 1, wherein: and an overflowing hole (14) is formed in the defoaming plate (13) close to the outer ring.

3. A rotor member for a horizontal centrifuge as defined in claim 1, wherein: be provided with scraper (15) on double helical blade (4), the scraper interval sets up evenly on double helical blade (4), the cutting edge of scraper (15) is hugged closely rotary drum (1) inner wall.

4. A rotor member for a horizontal centrifuge as defined in claim 3, wherein: the scraper (15) is detachably connected with the double-row helical blades (4).

5. A rotor member for a horizontal centrifuge as defined in claim 1, wherein: the material distribution cavity (3) comprises a first material cavity (3-1) and a second material cavity (3-2), the first material cavity (3-1) and the second material cavity (3-2) are separated by a partition plate (16), a through hole (17) is formed in the center of the partition plate (16), and the partition plate (16) is fixedly installed on the inner wall of the rotary drum (2).

6. A rotor member for a horizontal centrifuge as defined in claim 1, wherein: the spiral direction of the spiral blade (6) is opposite to that of the double-row spiral blade (4).