CN211303435U

CN211303435U - Centrifuge for solid-liquid separation

Info

Publication number: CN211303435U
Application number: CN201922153933.5U
Authority: CN
Inventors: 马丁; 刘长树; 刘春生; 刘红超
Original assignee: Hebei Gerunde Biotechnology Co ltd
Current assignee: Hebei Gerunde Biotechnology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-21
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a centrifuge for solid-liquid separation, which comprises a frame, wherein the upper surface of the frame is sequentially provided with a vacuum pump, a control switch group, a high-pressure nitrogen tank and a protective shell from left to right, the bottom side in the protective shell is provided with a rotating shaft, the rotating shaft passes through the protective shell and the frame through a sealing bearing, the bottom end of the rotating shaft is connected with an output shaft of a motor, the motor is arranged at the bottom side of the frame, the top end of the rotating shaft is provided with a clamping block, the clamping block is connected with a solid-liquid separation rotary drum through a clamping groove, the top side of the protective shell is provided with an annular groove, the inside of the annular groove is provided with a sealing gasket, the top side of the protective shell is hinged with a cover through a hinge, the bottom side of the cover is provided with an annular top block, the, avoid forming explosive gas, prevent to cause the incident, simultaneously, be convenient for the solid take out after solid-liquid separation.

Description

Centrifuge for solid-liquid separation

Technical Field

The utility model relates to a solid-liquid separation centrifuge technical field specifically is a centrifuge for solid-liquid separation.

Background

The centrifugal machine is a machine for separating solid particles from liquid or components in a mixture of the liquid and the liquid by utilizing centrifugal force, the centrifugal machine is mainly used for separating the solid particles from the liquid in a suspension, the centrifugal machine is rotated at a high speed to easily generate water vapor when separating solid from the liquid, the water vapor is mixed with air to form explosive gas, such as glycine solid and methanol liquid, the methanol water vapor is combustible gas, and the bearing heat or drum friction generates sparks to contact with the water vapor to cause safety accidents.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a centrifuge for solid-liquid separation, can prevent steam and air mixing, avoid forming explosive gas, prevent to cause the incident, simultaneously, the solid takes out behind the solid-liquid separation of being convenient for, convenient to use person's use can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifuge for solid-liquid separation comprises a frame, wherein a vacuum pump, a control switch group, a high-pressure nitrogen tank and a protective shell are sequentially arranged on the upper surface of the frame from left to right, a rotating shaft is arranged at the bottom inside the protective shell and penetrates through the protective shell and the frame through a sealing bearing, the bottom end of the rotating shaft is connected with an output shaft of a motor, the motor is arranged at the bottom side of the frame, a fixture block is arranged at the top end of the rotating shaft and connected with a solid-liquid separation rotary drum through a clamping groove, an annular groove is arranged at the top side of the protective shell, a sealing gasket is arranged inside the annular groove, a cover is hinged to the top side of the protective shell through a hinge, an annular top block is arranged at the bottom side of the cover and abutted against the sealing gasket, an air pipe is arranged on the side surface, be connected with vacuum pipeline and nitrogen gas pipeline on the three way connection respectively, be equipped with first valve on the vacuum pipeline, the one end that three way connection was kept away from to the vacuum pipeline is connected with the air inlet of vacuum pump, be equipped with the second valve on the nitrogen gas pipeline, the one end that three way connection was kept away from to the nitrogen gas pipeline is connected with the gas outlet of high-pressure nitrogen gas jar, and control switch group's input is connected with external power supply's output electricity, and control switch group's output is connected with the input electricity of vacuum pump and motor.

As a preferred technical scheme of the utility model, the inside side array distribution of protective housing has four fixed columns, and the one end that four fixed columns are close to each other is passed through the holding ring and is connected, the holding ring cup joints the side at the solid-liquid separation rotary drum.

As an optimal technical scheme of the utility model, the upper surface of lid is equipped with the handle, the side right-hand member of lid passes through buckle and protective housing joint.

As an optimal technical scheme of the utility model, the bottom side of protective housing is equipped with the fluid-discharge tube, the side of fluid-discharge tube is equipped with the third valve.

As a preferred technical scheme of the utility model, the side of solid-liquid separation rotary drum is equipped with two hand power rings, and two hand power rings are along the central symmetry of solid-liquid separation rotary drum.

Compared with the prior art, the beneficial effects of the utility model are that: this centrifuge for solid-liquid separation, the vacuum pump can make the inside air of protective housing pass through trachea and vacuum pipe discharge, close first valve, and open the second valve, can make inside nitrogen gas entering protective housing of high-pressure nitrogen gas jar inside, nitrogen gas can extrude methane at the inside bottom side of protective housing, avoid contacting with the air, prevent to form explosive gas and cause the incident, observe the manometer, make the inside and outside atmospheric pressure balance of protective housing, can prevent the inside negative pressure that forms of protective housing, be convenient for the outflow of liquid, after solid-liquid separation, open the lid, carry and draw the hand ring, make fixture block and draw-in groove separation, can pour the solid with taking out of solid-liquid separation rotary drum, and convenient to use.

Drawings

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

FIG. 2 is a schematic sectional view of the structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the device comprises a frame 1, a vacuum pump 2, a vacuum pipeline 3, a first valve 4, a second valve 5, a tee joint 6, an air pipe 7, a pressure gauge 8, a cover 9, a handle 10, a protective shell 11, a motor 12, a high-pressure nitrogen tank 13, a control switch group 14, a rotating shaft 15, a sealing bearing 16, a liquid discharge pipe 17, a third valve 18, a hand pull ring 19, a solid-liquid separation rotary drum 20, a fixed column 21, a positioning ring 22, a sealing gasket 23, an annular groove 24, an annular top block 25, a clamping buckle 26 and a clamping block 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a centrifuge for solid-liquid separation comprises a frame 1, wherein a vacuum pump 2, a control switch group 14, a high-pressure nitrogen tank 13 and a protective shell 11 are sequentially arranged on the upper surface of the frame 1 from left to right, a rotating shaft 15 is arranged on the bottom side inside the protective shell 11, the rotating shaft 15 penetrates through the protective shell 11 and the frame 1 through a sealing bearing 16, the bottom end of the rotating shaft 15 is connected with an output shaft of a motor 12, the motor 12 is arranged on the bottom side of the frame 1, a clamping block 27 is arranged on the top end of the rotating shaft 15, the clamping block 27 is connected with a solid-liquid separation rotary drum 20 through a clamping groove, the motor 12 can drive the clamping block 27 to rotate, the clamping groove is driven by the clamping block 27 to rotate the solid-liquid separation rotary drum 20 to form centrifugal force, solid-liquid separation is facilitated, two hand pull rings 19 are arranged on the side, the fixture block 27 is separated from the clamping groove, the solid can be taken out and poured out of the solid-liquid separation rotary drum 20, four fixing columns 21 are distributed on the inner side surface of the protective shell 11 in an array mode, one ends, close to each other, of the four fixing columns 21 are connected through a positioning ring 22, the positioning ring 22 is sleeved on the side surface of the solid-liquid separation rotary drum 20 and can fix the position of the solid-liquid separation rotary drum 20, internal materials are prevented from changing the gravity center of the solid-liquid separation rotary drum 20 during rotation, the fixture block 27 is prevented from being separated from the clamping groove, a liquid discharge pipe 17 is arranged on the bottom side of the protective shell 11, a third valve 18 is arranged on the side surface of the liquid discharge pipe 17 and can discharge and collect separated liquid through the liquid discharge pipe 17, an annular groove 24 is arranged on the top side of the protective shell 11, a sealing gasket 23 is arranged inside the annular groove 24, a, the annular jacking block 25 is propped against the sealing gasket 23 in the annular groove 24, the inner parts of the cover 9 and the protective shell 11 can be sealed, the upper surface of the cover 9 is provided with a hand-pull handle 10, the right end of the side surface of the cover 9 is clamped with the protective shell 11 through a buckle 26, the buckle 26 can fix the cover 9, the force of the annular jacking block 25 propping against the sealing gasket 23 is stabilized, the cover 9 and the protective shell 11 are kept sealed, the side surface of the protective shell 11 is provided with an air pipe 7, the air pipe 7 is provided with a pressure gauge 8, the pressure gauge 8 is observed, the air pressure in and out of the protective shell 11 is balanced, the negative pressure in the protective shell 11 can be prevented from being formed, the liquid can be conveniently flowed out, one end of the air pipe 7, far away from the protective shell 11 is provided with a three-way joint 6, the three-way joint 6 is respectively connected with a, be equipped with second valve 5 on the nitrogen gas pipeline, the one end that three way connection 6 was kept away from to the nitrogen gas pipeline is connected with high-pressure nitrogen gas jar 13's gas outlet, open vacuum pump 2 and first valve 4, can make the inside air of protective housing 11 discharge through trachea 7 and vacuum pipeline 3, close first valve 4, and open second valve 5, can make the inside nitrogen gas of high-pressure nitrogen gas jar 13 get into protective housing 11 inside, nitrogen gas can extrude methane at the inside bottom side of protective housing 11, avoid with the air contact, prevent to form explosive gas and initiate the incident, control switch group 14's input is connected with external power supply's output electricity, control switch group 14's output is connected with vacuum pump 2 and motor 12's input electricity, be equipped with the control button who corresponds with vacuum pump 2 and motor 12 on the control switch group 14 respectively.

When in use: the cover 9 is closed, the annular jacking block 25 is jacked on the sealing gasket 23 in the annular groove 24, the cover 9 and the protective shell 11 can be sealed, the vacuum pump 2 and the first valve 4 are opened, air in the protective shell 11 can be discharged through the air pipe 7 and the vacuum pipeline 3, the first valve 4 is closed, the second valve 5 is opened, nitrogen in the high-pressure nitrogen tank 13 can enter the protective shell 11, the nitrogen can extrude methane at the bottom side in the protective shell 11 to avoid contact with air, safety accidents caused by explosive gas are prevented from being formed, the pressure gauge 8 is observed to balance the air pressure inside and outside the protective shell 11, negative pressure formed in the protective shell 11 can be prevented to facilitate outflow of liquid, after solid-liquid separation is finished, the cover 9 is opened, the hand-pulling ring 19 is lifted, the clamping block 27 is separated from the clamping groove, and solid can be taken out and poured out of the solid-liquid separation rotary drum 20, is convenient for use.

The utility model discloses can prevent steam and air mixing, avoid forming explosive gas, prevent to cause the incident, simultaneously, the solid takes out of solid-liquid separation back of being convenient for, convenient to use person's use.

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

Claims

1. A centrifuge for solid-liquid separation, comprising a frame (1), characterized in that: the upper surface of the rack (1) is sequentially provided with a vacuum pump (2), a control switch group (14), a high-pressure nitrogen tank (13) and a protective shell (11) from left to right, the bottom side in the interior of the protective shell (11) is provided with a rotating shaft (15), the rotating shaft (15) penetrates through the protective shell (11) and the rack (1) through a sealing bearing (16), the bottom end of the rotating shaft (15) is connected with an output shaft of a motor (12), the motor (12) is arranged at the bottom side of the rack (1), the top end of the rotating shaft (15) is provided with a clamping block (27), the clamping block (27) is connected with a solid-liquid separation rotating drum (20) through a clamping groove, the top side of the protective shell (11) is provided with an annular groove (24), a sealing gasket (23) is arranged in the annular groove (24), the top side of the protective shell (11) is hinged with a, the annular jacking block (25) is jacked on the sealing gasket (23), the side surface of the protective shell (11) is provided with an air pipe (7), a pressure gauge (8) is arranged on the air pipe (7), a three-way joint (6) is arranged at one end of the air pipe (7) far away from the protective shell (11), the three-way joint (6) is respectively connected with a vacuum pipeline (3) and a nitrogen pipeline, a first valve (4) is arranged on the vacuum pipeline (3), one end of the vacuum pipeline (3) far away from the three-way joint (6) is connected with an air inlet of the vacuum pump (2), be equipped with second valve (5) on the nitrogen gas pipeline, the one end that three way connection (6) were kept away from to the nitrogen gas pipeline is connected with the gas outlet of high-pressure nitrogen gas jar (13), and the input of control switch group (14) is connected with external power supply's output electricity, and the output of control switch group (14) is connected with the input electricity of vacuum pump (2) and motor (12).

2. The solid-liquid separation centrifuge according to claim 1, wherein: four fixing columns (21) are distributed on the inner side face of the protective shell (11) in an array mode, one ends, close to each other, of the four fixing columns (21) are connected through positioning rings (22), and the positioning rings (22) are sleeved on the side face of the solid-liquid separation rotary drum (20).

3. The solid-liquid separation centrifuge according to claim 1, wherein: the upper surface of the cover (9) is provided with a handle (10), and the right end of the side surface of the cover (9) is clamped with the protective shell (11) through a buckle (26).

4. The solid-liquid separation centrifuge according to claim 1, wherein: a liquid discharge pipe (17) is arranged at the bottom side of the protective shell (11), and a third valve (18) is arranged on the side surface of the liquid discharge pipe (17).

5. The solid-liquid separation centrifuge according to claim 1, wherein: the side of the solid-liquid separation rotary drum (20) is provided with two hand pull rings (19), and the two hand pull rings (19) are symmetrical along the center of the solid-liquid separation rotary drum (20).