CN110841808B

CN110841808B - Centrifugal machine

Info

Publication number: CN110841808B
Application number: CN201911134147.9A
Authority: CN
Inventors: 周新红; 义训坤; 李泽龙; 黄涛
Original assignee: Linyi Jiyu Protein Co ltd
Current assignee: Linyi Jiyu protein Co.,Ltd.
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2021-09-17
Anticipated expiration: 2039-11-19
Also published as: CN110841808A

Abstract

The invention belongs to the technical field of centrifuges, and particularly relates to a centrifuge, aiming at the problem that the centrifugal liquid outlet efficiency is reduced due to the blockage of filter holes of filter bags, the centrifuge comprises a bottom frame, wherein support frames are arranged on four sides of the outer wall of the top of the bottom frame, the outer wall of the top of each support frame is fixedly connected with a same outer shell, the inner wall of the bottom of each outer shell is connected with a rotor through a bearing, a rotary drum is clamped on the outer wall of the top of each rotor, liquid throwing holes are formed in the outer wall of the side face of each rotary drum, a support ring is arranged on the top of the inner wall of the side face of each outer shell, each rotary drum is connected to the outer wall of the top of each support ring in a rolling mode through balls, and an upper pressing groove is formed in the outer wall of the top of each rotary drum. The invention prevents the filter holes of the filter bag from being blocked due to excessive solid adhered to the filter bag during centrifugation, thereby reducing the centrifugation efficiency, improving the centrifugation effect, preventing the filter bag from being wrinkled so that the brush cannot sweep the solid on the surface of the filter bag, improving the effect of sweeping the filter bag by the brush, and facilitating the discharge of the solid in the filter bag.

Description

Centrifugal machine

Technical Field

The invention relates to the technical field of centrifuges, in particular to a centrifuge.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. Centrifuges are used primarily to separate solid particles from a liquid in a suspension or two liquids which are not soluble and have different densities in an emulsion, and they can also be used to remove liquids from wet solids, for example, by spin-drying clothes in a washing machine, or some decanter centrifuges can also be used to classify solid particles by density or particle size.

Through search, the patent with Chinese patent publication No. CN208213431U discloses a vertical discharge centrifuge, which comprises a machine base. The vertical discharge centrifuge in the above patent has the following disadvantages: when the centrifuge is used, solid particles are easily adhered to the filter bag due to the action of centrifugal force, so that filter holes of the filter bag are blocked, liquid outlet efficiency is reduced, and centrifugal efficiency is reduced.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a centrifugal machine.

The invention provides a centrifugal machine, which comprises a bottom frame, wherein four sides of the outer wall of the top of the bottom frame are respectively provided with a support frame, the outer wall of the top of the support frame is fixedly connected with the same outer shell, the inner wall of the bottom of the outer shell is connected with a rotor through a bearing, the outer wall of the top of the rotor is clamped with a rotary drum, the outer wall of the side of the rotary drum is provided with a liquid throwing hole, the top of the inner wall of the side of the outer shell is provided with a support ring, the rotary drum is connected with the outer wall of the top of the support ring in a rolling way through a ball, the outer wall of the top of the rotary drum is provided with an upper pressure groove, the outer wall of the top of the upper pressure groove is lapped with a metal ring, the outer wall of the bottom of the metal ring is provided with a filter bag, the outer wall of the top of the outer shell is provided with a cylinder cover matched with the outer shell, the outer wall of the bottom of the cylinder cover is fixedly connected with a suspender, the outer wall of the side of the suspender is provided with four connecting rods distributed in a spiral shape, and one end of each connecting rod is fixedly connected with a scraper, the outer wall of the side face of the scraper is provided with a hairbrush, the bottom of the outer wall of the side face of the outer shell is fixedly connected with a liquid outlet shell, a liquid discharge pipe is inserted into the outer wall of one side of the liquid outlet shell, the outer wall of one side of the liquid outlet shell is provided with a motor shell, the inner wall of the bottom of the motor shell is provided with a centrifugal motor, and an output shaft of the centrifugal motor is in transmission fit with the bottom of the rotor through a belt; an annular groove is formed in the outer wall of the bottom of the cylinder cover, a bearing ring is fixedly connected to the inner wall of the top of the annular groove, and an electromagnetic ring is fixedly connected to the inner wall of the top of the annular groove, which is located on one side of the bearing ring; the bottom inner wall of the rotary drum is provided with a bottom pressure groove, the bottom of the suspender is externally connected with a pressure plate matched with the bottom pressure groove through a bearing, the side outer wall of the pressure plate is provided with a connecting frame, and the bottom outer wall of the connecting frame is provided with a pressure ring.

As a further scheme of the invention: the top outer wall of cover is opened there is the observation hole, and the side inner wall in observation hole is provided with the observation window, and the top outer wall of cover is opened there is the liquid feeding hole, and the side inner wall in liquid feeding hole is provided with the filling opening, and there is the liquid feeding lid side outer wall of filling opening through threaded connection.

As a further aspect of the invention: one side outer wall of chassis is provided with the support shell, and the top outer wall that supports the shell is connected with the carousel through the ball, and the top outer wall of carousel is provided with the support column, and the top outer wall of support column is provided with the roof.

As a preferable scheme of the invention: the top inner wall of support shell is provided with the gear box, and the output shaft fixed connection of gear box in the bottom outer wall of carousel, the output shaft of gear box is connected with and turns to the motor.

As a further scheme of the invention: the top outer wall of roof is provided with the hydraulic stem, and the bottom outer wall of hydraulic stem sets up in the top outer wall of cover.

As a still further scheme of the invention: the top outer wall of roof is opened there are two spacing holes, and the equal sliding connection in side inner wall in spacing hole has the gag lever post, and the bottom outer wall of gag lever post sets up in the top outer wall of cover.

As a still further scheme of the invention: and a reinforcing rib is arranged on one side of the outer wall of the bottom of the top plate, and the outer wall of one side of the reinforcing rib is arranged on the outer wall of one side of the supporting column.

The beneficial effects of the invention are as follows:

1. by arranging the scraper, arranging the suspender at the bottom of the cylinder cover, arranging the scraper on the side surface of the suspender, and arranging the hairbrush on the surface of the scraper, when the centrifugation is carried out, the filter bag rotates, so that the hairbrush on the scraper can brush down solids adhered on the inner surface of the filter bag, thus preventing the filter holes of the filter bag from being blocked due to excessive solids adhered on the filter bag during the centrifugation to reduce the centrifugation efficiency, and improving the centrifugation effect; through lifting up the filter bag and transferring to the shell body outside, can conveniently remain to the filter bag inside and clear away, the combination of filter bag and metal loop can accomplish two states of being fixed in drum upper portion and breaking away from drum upper portion simultaneously.

2. Through setting up pressure disk and clamping ring, when the centrifugation, clamping ring and pressure disk can press the filter bag on the rotary drum, then can make the side of filter bag tighten, then prevent the filter bag fold and lead to the unable filter bag surface solid of brush to sweep down, have improved the effect that the filter bag was cleaned to the brush.

3. Turn to motor, hydraulic stem and electromagnetic ring through the setting, set up the hydraulic stem at the top of cover, when the solid in the filter bag is unloaded to needs, the electromagnetic ring adsorbs on the metal ring, then the hydraulic stem shrink is mentioned the filter bag, then turns to the motor and drives the filter bag and rotate shell body one side and unload, has made things convenient for the unloading of solid in to the filter bag.

Drawings

FIG. 1 is a schematic view of an overall structure of a centrifuge according to the present invention;

FIG. 2 is a schematic diagram of an internal structure of an outer casing of a centrifuge according to the present invention;

FIG. 3 is a schematic view of a structure of a cover of a centrifuge according to the present invention;

fig. 4 is a sectional view of a structure of a supporting shell of a centrifuge according to the present invention.

In the figure: 1-bottom frame, 2-liquid outlet shell, 3-bottom pressure tank, 4-liquid discharge pipe, 5-support frame, 6-rotary drum, 7-support shell, 8-connecting frame, 9-support column, 10-filter bag, 11-suspension rod, 12-reinforcing rib, 13-top plate, 14-limiting rod, 15-hydraulic rod, 16-liquid feeding port and 17-observation window, 18-pressure plate, 19-connecting rod, 20-scraper, 21-pressing ring, 22-liquid throwing hole, 23-motor shell, 24-outer shell, 25-centrifugal motor, 26-upper pressing groove, 27-supporting ring, 29-rotor, 30-steering motor, 31-turntable, 32-cylinder cover, 34-electromagnetic ring, 35-bearing ring and 36-metal ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-4, a centrifuge comprises a chassis 1, wherein support frames 5 are welded on four sides of the top outer wall of the chassis 1, the top outer wall of each support frame 5 is fixedly connected with a same outer shell 24, the bottom inner wall of each outer shell 24 is connected with a rotor 29 through a bearing, the top outer wall of each rotor 29 is clamped with a rotary drum 6, the side outer wall of each rotary drum 6 is provided with a liquid throwing hole 22, the top of the side inner wall of each outer shell 24 is welded with a support ring 27, each rotary drum 6 is connected with the top outer wall of each support ring 27 in a rolling manner through a ball, the top outer wall of each rotary drum 6 is provided with an upper pressure groove 26, a metal ring 36 is arranged on the top outer wall of each upper pressure groove 26, the bottom outer wall of each metal ring 36 is provided with a filter bag 10, the top outer wall of each outer shell 24 is provided with a cylinder cover 32 matched with the corresponding to the outer shell 24, the bottom outer wall of each cylinder cover 32 is fixedly connected with a suspender 11, and the side outer wall of each suspender 11 is welded with four connecting rods 19 distributed in a spiral manner, one end fixedly connected with scraper blade 20 of connecting rod 19, the side outer wall of scraper blade 20 is provided with the brush, the side outer wall bottom fixedly connected with of shell body 24 goes out liquid shell 2, and goes out one side outer wall of liquid shell 2 and pegs graft and have fluid-discharge tube 4, go out one side outer wall welding of liquid shell 2 and have motor casing 23, there is centrifugal motor 25 bottom inner wall of motor casing 23 through bolted connection, centrifugal motor 25's output shaft and the bottom of rotor pass through the belt and form the transmission cooperation.

In the invention:

for the convenience staff can observe the centrifugation situation in real time when the centrifugation to make things convenient for reinforced when centrifugation, the top outer wall of cover 32 is opened there is the observation hole, and the side inner wall in observation hole has observation window 17 through screw connection, observation window 17 is convenient for the staff and is observed, the top outer wall of cover 32 is opened there is the liquid feeding hole, the side inner wall welding in liquid feeding hole has liquid filling opening 16, the side outer wall of liquid filling opening 16 has the liquid feeding lid through threaded connection, can add through liquid filling opening 16 and mix the liquid.

For making things convenient for the cover 32 to mention filter bag 10, the bottom outer wall of cover 32 is opened there is the ring channel, and the top inner wall fixedly connected with race ring 35 of ring channel, and the ring channel lies in the top inner wall fixedly connected with electromagnetic ring 34 of race ring 35 one side, and electromagnetic ring 34 circular telegram then can produce magnetic force and adsorb 36 metal rings, then lift filter bag 10.

For the inconvenient scraper blade 20's of fold that prevents the filter bag scraping, the bottom inner wall of rotary drum 6 is provided with end indent 3, and the bottom outside of jib 11 is connected with the pressure disk 18 with end indent 3 looks adaptation through the bearing, and the side outer wall welding of pressure disk 18 has link 8, and the bottom outer wall welding of link 8 has clamping ring 21, and clamping ring 21 can compress tightly the lateral wall of filter bag, prevents then that the fold from appearing in the filter bag 10 side.

For conveniently unloading, one side outer wall welding of chassis 1 has support shell 7, and the top outer wall of supporting shell 7 is connected with carousel 31 through the ball, the top outer wall welding of carousel 31 has support column 9, the top outer wall welding of support column 9 has the top inner wall that roof 13 supported shell 7 to have the gear box through the screw connection, and the output shaft fixed connection of gear box is in the bottom outer wall of carousel 31, the output shaft of gear box has and turns to motor 30, the top outer wall of roof 13 has hydraulic stem 15 through the screw connection, and the bottom outer wall of hydraulic stem 15 passes through the screw connection in the top outer wall of cover 32, it moves to one side of shell body 24 to turn to filter bag 10 that motor 30 can drive to mention, convenient unloading has been made.

When the device is used, the hydraulic rod 15 is stretched to press the cylinder cover 32 on the outer shell 24, at the same time, the electromagnetic ring 34 is powered off, the bearing ring 35 presses the metal ring 36 on the rotary drum 6, the pressing ring 21 and the pressing plate 18 press the filter bag tightly on the inner wall of the rotary drum 6, so that the filter bag is tightened, mixed liquid needing to be centrifuged is added into the rotary drum 6 from the liquid adding port 16, the centrifugal motor 25 drives the rotor 29 to rotate, the rotary drum 6 is driven to rotate, then the mixed liquid in the rotary drum 6 is centrifuged, the liquid in the mixed liquid is thrown out from the liquid throwing hole 22 through the filter bag 10, enters the liquid outlet shell 2 and is discharged by the liquid discharge pipe 4, solid is remained in the filter bag 10 because the solid cannot pass through the filter bag 10, when the filter bag 10 rotates, because the scraper 20 cannot rotate, the brush on the scraper 20 can sweep the side wall of the filter bag 10, and sweep down the solid in the filter bag 10, so as to prevent the filter hole from being blocked by the excessive solid on the inner wall of the filter bag 10, the staff can carry out real-time observation to the centrifugation situation through observation window 17, the centrifugation back that finishes, electromagnetic ring 34 circular telegram produces magnetic force and adsorbs ferrule 36, then 15 shrink of hydraulic stem lift cover 32, and the magnetic force through electromagnetic ring 34 lifts filter bag 10, it can drive support column 9 to turn to motor 30 rotation, then drive roof 13 and rotate, and rotate cover 32 and filter bag 10 to the one side of shell body 24, then the tensile drive filter bag 10 of hydraulic stem 15 is put down, then made things convenient for and put down filter bag 10.

Example 2

Referring to fig. 1, compared with embodiment 1, in order to improve the stability of the cylinder cover 32 during lifting, the top outer wall of the top plate 13 is provided with two limiting holes, the side inner walls of the limiting holes are connected with limiting rods 14 in a sliding manner, the bottom outer wall of the limiting rods 14 is welded on the top outer wall of the cylinder cover 32, one side of the bottom outer wall of the top plate 13 is welded with reinforcing ribs 12, and the outer wall of one side of each reinforcing rib 12 is welded on the outer wall of one side of a supporting column 9.

Compared with embodiment 1, the limiting rod 14 can limit the cylinder cover 32, so that the cylinder cover 32 can be lifted more stably, and the supporting strength of the top plate 13 is improved through the reinforcing ribs 12.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A centrifugal machine comprises an underframe (1), wherein support frames (5) are arranged on four sides of the outer wall of the top of the underframe (1), the outer wall of the top of each support frame (5) is fixedly connected with a same outer shell (24), the inner wall of the bottom of the outer shell (24) is connected with a rotor (29) through a bearing, the outer wall of the top of the rotor (29) is clamped with a rotary drum (6), the outer wall of the side of the rotary drum (6) is provided with a liquid throwing hole (22), the top of the inner wall of the side of the outer shell (24) is provided with a support ring (27), the rotary drum (6) is connected to the outer wall of the top of the support ring (27) in a rolling manner through balls, the centrifugal machine is characterized in that the outer wall of the top of the rotary drum (6) is provided with an upper pressure groove (26), the outer wall of the top of the upper pressure groove (26) is provided with a metal ring (36), the outer wall of the bottom of the metal ring (36) is provided with a filter bag (10), the outer wall of the top of the outer shell (24) is provided with a drum cover (32) matched with the outer shell (24), a hanging rod (11) is fixedly connected to the outer wall of the bottom of the barrel cover (32), four connecting rods (19) distributed in a spiral shape are arranged on the outer wall of the side face of the hanging rod (11), a scraper (20) is fixedly connected to one end of each connecting rod (19), a hairbrush is arranged on the outer wall of the side face of the scraper (20), a liquid outlet shell (2) is fixedly connected to the bottom of the outer wall of the side face of the outer shell (24), a liquid discharge pipe (4) is inserted into the outer wall of one side of the liquid outlet shell (2), a motor shell (23) is arranged on the outer wall of one side of the liquid outlet shell (2), a centrifugal motor (25) is arranged on the inner wall of the bottom of the motor shell (23), and an output shaft of the centrifugal motor (25) is in transmission fit with the bottom of the rotor through a belt; an annular groove is formed in the outer wall of the bottom of the cylinder cover (32), a bearing ring (35) is fixedly connected to the inner wall of the top of the annular groove, and an electromagnetic ring (34) is fixedly connected to the inner wall of the top of the annular groove, which is located on one side of the bearing ring (35); the bottom inner wall of the rotary drum (6) is provided with a bottom pressing groove (3), the bottom of the hanger rod (11) is externally connected with a pressing plate (18) matched with the bottom pressing groove (3) through a bearing, the outer wall of the side face of the pressing plate (18) is provided with a connecting frame (8), and the outer wall of the bottom of the connecting frame (8) is provided with a pressing ring (21).

2. The centrifuge as claimed in claim 1, wherein the top outer wall of the cylinder cover (32) is provided with an observation hole, the side inner wall of the observation hole is provided with an observation window (17), the top outer wall of the cylinder cover (32) is provided with a liquid feeding hole, the side inner wall of the liquid feeding hole is provided with a liquid feeding port (16), and the side outer wall of the liquid feeding port (16) is connected with a liquid feeding cover through a thread.

3. The centrifuge as claimed in claim 1, characterized in that one side of the outer wall of the chassis (1) is provided with a supporting shell (7), the top outer wall of the supporting shell (7) is connected with a rotating disc (31) through a ball bearing, the top outer wall of the rotating disc (31) is provided with a supporting column (9), and the top outer wall of the supporting column (9) is provided with a top plate (13).

4. A centrifuge according to claim 3, characterized in that the top inner wall of the supporting shell (7) is provided with a gear box, and the output shaft of the gear box is fixedly connected to the bottom outer wall of the rotating disc (31), and the output shaft of the gear box is connected with a steering motor (30).

5. A centrifuge according to claim 4, characterized in that the top outer wall of the top plate (13) is provided with hydraulic rods (15) and the bottom outer wall of the hydraulic rods (15) is provided with the top outer wall of the cartridge cover (32).

6. The centrifuge as claimed in claim 5, wherein the top outer wall of the top plate (13) is provided with two limiting holes, the side inner walls of the limiting holes are connected with limiting rods (14) in a sliding manner, and the bottom outer wall of the limiting rods (14) is arranged on the top outer wall of the cylinder cover (32).

7. A centrifuge according to claim 3, characterized in that the bottom outer wall side of the top plate (13) is provided with a reinforcing rib (12), and the outer wall side of the reinforcing rib (12) is provided with the outer wall side of the support column (9).