Vertical centrifugal machine with cleaning mechanism

Abstract

The vertical centrifugal machine comprises a rack, a shell is arranged on the rack, a rotary drum is rotatably installed in the shell, a driving mechanism is arranged on the rack, the cleaning mechanism is arranged on the shell and comprises a cleaning roller and a connecting frame, the connecting frame is installed on the shell in a sliding mode, and a lifting assembly is arranged on the rack and is connected with the driving mechanism. The two cleaning rollers are arranged on the connecting frame and located on the side walls of the inner ring and the outer ring of the rotary drum correspondingly, and a water spraying mechanism is arranged in the shell. And when the rotary drum needs to be cleaned, the lifting assembly drives the connecting frame to move so as to drive the cleaning roller to move to the inner ring side wall and the outer ring side wall of the rotary drum, at the moment, the water spraying mechanism sprays water, the rotary drum rotates, meanwhile, the connecting frame drives the cleaning roller to move to clean the inner side wall and the outer side wall of the rotary drum, and the rotary drum cleaning device has the effect of being convenient to clean the rotary drum.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of chemical solid-liquid separation equipment, in particular to a vertical centrifuge with a cleaning mechanism. BACKGROUND

[0002] A centrifuge is a mechanical device that uses centrifugal force to separate substances. It is widely used in industry, agriculture, scientific research and other fields, for separating solid and liquid mixtures, or separating liquids of different densities.

[0003] In the related art, reference can be made to the invention patent with publication number CN105880039A, which discloses an upper discharge type vertical centrifuge. A rotating drum is vertically arranged in a housing. The rotating drum has a screen structure on the side wall. The top end of the rotating drum is in communication with the slag discharge port of the housing, and the bottom end is connected with the feed port of the housing. A spiral mechanism is vertically arranged in the rotating drum and coaxial with the rotating drum. The spiral blade of the spiral mechanism is gap-fitted with the inner wall of the rotating drum. A first driving mechanism drives the rotating drum to rotate, and a second driving mechanism drives the spiral mechanism to rotate. The slurry to be separated enters the rotating drum from the feed chamber of the spiral mechanism. Under the action of centrifugal force, the liquid phase is thrown out of the rotating drum, and the solid phase is retained in the rotating drum. At the same time, the spiral mechanism pushes the solid phase in the rotating drum upwards to realize complete separation of solid-liquid materials.

[0004] When the rotating drum is used for a period of time, it needs to be cleaned. Usually, the housing is directly opened and manually washed with water, which is inconvenient and has poor cleaning effect. Content of the utility model

[0005] In order to solve the problem of inconvenient manual flushing and cleaning operation and poor cleaning effect of the centrifuge, the present application provides a vertical centrifuge with a cleaning mechanism.

[0006] The vertical centrifuge with a cleaning mechanism provided by the present application adopts the following technical scheme:

[0007] A vertical centrifuge with a cleaning mechanism, comprising a rack, a shell is arranged on the rack, a rotating drum is rotatably installed in the shell, a driving mechanism for driving the rotating drum to rotate is arranged on the rack, a cleaning mechanism is arranged on the shell, the cleaning mechanism comprises a cleaning roller and a connecting frame, the connecting frame is slidingly installed on the shell, a lifting assembly for driving the connecting frame to move in a direction parallel to the axis of the rotating drum is arranged on the rack, the cleaning roller is arranged on the connecting frame and located in the shell, the cleaning roller is provided with two and located at the inner and outer side walls of the rotating drum, and a water spraying mechanism is arranged in the shell.

[0008] By adopting the technical scheme, in normal use, the driving mechanism drives the rotary drum to rotate for centrifugal filtration operation, when the rotary drum needs to be cleaned, the lifting assembly drives the connecting frame to move and then drives the cleaning roller to move to the inner ring side wall and the outer ring side wall of the rotary drum, at this time, the water spraying mechanism sprays water, the rotary drum rotates, and the connecting frame drives the cleaning roller to move to clean the inner and outer side walls of the rotary drum, and the cleaning operation of the rotary drum is convenient.

[0009] Optionally, the lifting assembly comprises a screw rod and a sliding block, the screw rod is rotationally installed on the rack, the rack is provided with a rotating member for driving the screw rod to rotate, the screw rod is distributed along a direction parallel to the axis of the rotary drum, one side of the shell is provided with a sliding rail, the sliding block is slidingly installed at the sliding rail and is threadedly connected with the screw rod, and the sliding block is connected with one side of the connecting frame.

[0010] By adopting the technical scheme, the rotating member drives the screw rod to rotate to drive the sliding block to slide along the sliding rail, the sliding block drives the connecting frame to move and then drives the cleaning roller to move, and the driving operation of the cleaning roller is convenient.

[0011] Optionally, the rotating axis of the cleaning roller is distributed parallel to the axis of the rotary drum, the cleaning roller is provided with bristles, and one end of the bristles away from the cleaning roller is attached to the inner ring side wall or the outer ring side wall of the rotary drum.

[0012] By adopting the technical scheme, when the rotary drum rotates, the cleaning roller rotates, and the bristles on the cleaning roller clean the inner ring side wall and the outer ring side wall of the rotary drum, and the cleaning effect is good.

[0013] Optionally, the connecting frame is provided with a cleaning frame, the cleaning frame is distributed parallel to the cleaning roller, one side of the cleaning frame facing the cleaning roller is provided with a cleaning rod, one end of the cleaning rod away from the cleaning frame extends to one side of the bristles, and the cleaning rod is distributed alternately with the bristles.

[0014] By adopting the technical scheme, when the cleaning roller rotates, the cleaning rod passes through between the bristles on the cleaning roller to clean the bristles on the cleaning roller, and the probability of re-attaching impurities on the rotary drum after reducing the impurities on the cleaning roller is reduced.

[0015] Optionally, the water spraying mechanism comprises a water spraying pipe, the water spraying pipe is annularly arranged in the shell, the water spraying pipe is provided with a plurality of spray heads distributed along the circumferential direction of the water spraying pipe, and the water spraying pipe is connected with an external water source through a water inlet pipe.

[0016] By adopting the technical scheme, the water spraying pipe sprays water to the impurities on the rotary drum through the spray heads, and the water outlet of the spray heads in the circumferential direction is uniform.

[0017] Optionally, the rotating member comprises a rotating motor, a first gear and a second gear, the second gear is coaxially connected with the screw rod, the rotating motor is arranged on the rack, the first gear is coaxially connected with the output shaft of the rotating motor, and the first gear is meshed with one side of the second gear.

[0018] By adopting the above technical scheme, the rotating motor drives the first gear to rotate and then drives the second gear to rotate, the second gear drives the coaxial screw rod to rotate, and then drives the connecting frame to move, thereby reducing the vibration of the driving device placed on the shell due to the rotation of the rotating drum.

[0019] Optionally, the driving mechanism comprises a driving motor, a first pulley and a conveying belt, the main shaft is rotatably arranged on the rack, the rotating drum is coaxially connected with the main shaft, the main shaft is coaxially connected with a second pulley, the first pulley is arranged on the rack, the conveying belt is sleeved on the first pulley and the second pulley, and the driving motor is arranged on the rack.

[0020] By adopting the above technical scheme, the driving motor drives the first pulley to rotate, the first pulley drives the second pulley to rotate through the conveying belt and then drives the main shaft to rotate, the main shaft drives the rotating drum to rotate for centrifugal operation, and the driving operation is convenient.

[0021] Optionally, the shell is rotatably provided with a cover plate at the top, and a clamping plate is rotatably arranged on the circumferential outer wall of the shell, and one end of the clamping plate is clamped on one side of the cover plate.

[0022] By adopting the above technical scheme, the cover plate can be detachably installed, and the clamping plate is clamped when needed for internal maintenance, the clamping plate is separated from the cover plate, the cover plate is opened, and the maintenance is facilitated.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. When the rotating drum needs to be cleaned, the lifting assembly drives the connecting frame to move and then drives the cleaning roller to move to the inner and outer side walls of the rotating drum, at this time the water spraying mechanism sprays water, the rotating drum rotates, and the connecting frame drives the cleaning roller to move to clean the inner and outer side walls of the rotating drum, the cleaning operation of the rotating drum is convenient;

[0025] 2. When the cleaning roller rotates, the cleaning rod passes through between the bristles on the cleaning roller to clean the bristles on the cleaning roller, thereby reducing the probability of re-attaching impurities on the rotating drum after cleaning the cleaning roller;

[0026] 3. When internal maintenance is needed, the clamping plate is rotated to separate from the cover plate, the cover plate is opened, and the maintenance is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a perspective view of the present application.

[0028] Figure 2 is a sectional view of the present application along the screw axis direction.

[0029] Figure 3 is a perspective view of the cleaning mechanism of the present application.

[0030] Those skilled in the art will understand that the elements in the drawings are shown for simplicity and clarity and have not necessarily been drawn to scale. For example, the dimensions and / or relative positioning of some of the elements in the drawings can be exaggerated relative to other elements to help to improve understanding of the present embodiments.

[0031] Reference signs: 1, frame; 11, shell; 111, cover plate; 112, clamping plate; 113, sliding rail; 12, rotating drum; 13, main shaft; 2, driving mechanism; 21, driving motor; 22, first pulley; 23, conveying belt; 24, second pulley; 3, cleaning mechanism; 31, cleaning roller; 311, brush; 32, connecting frame; 321, cleaning frame; 322, cleaning rod; 4, lifting assembly; 41, screw; 42, sliding block; 5, rotating member; 51, rotating motor; 52, first gear; 53, second gear; 6, water spraying pipe; 61, nozzle. DETAILED DESCRIPTION

[0032] The present application will be further described in detail below with reference to the accompanying drawings.

[0033] The embodiments of the present application disclose a vertical centrifuge with a cleaning mechanism, referring to Figure 1 and Figure 2 , comprising a frame 1, the frame 1 is provided with a shell 11, the shell 11 is provided with a rotating drum 12 which is rotatably installed in the shell 11, the rotating drum 12 is coaxially distributed with the shell 11, the frame 1 is rotatably provided with a main shaft 13 which is coaxially connected with the rotating drum 12, the frame 1 is provided with a driving mechanism 2, the driving mechanism 2 comprises a driving motor 21, a first pulley 22 and a conveying belt 23, the main shaft 13 is coaxially connected with a second pulley 24, the first pulley 22 is arranged on the frame 1, the conveying belt 23 is sleeved on the first pulley 22 and the second pulley 24, the driving motor 21 is arranged on the frame 1, and the first pulley 22 is connected with the output shaft of the driving motor 21. The driving motor 21 drives the first pulley 22 to rotate, the first pulley 22 drives the second pulley 24 to rotate through the conveying belt 23, and then drives the main shaft 13 to rotate, the main shaft 13 drives the rotating drum 12 to rotate to perform centrifugal operation.

[0034] Referring to Figure 1 and Figure 2The top of the shell 11 is rotatably provided with a cover plate 111. The top of the shell 11 is rotatably provided with a clamping plate 112 on the outer lateral wall. The upper end of the clamping plate 112 is clamped on one side of the cover plate 111. When internal maintenance is required, the clamping plate 112 is rotated to be separated from the cover plate 111, and the cover plate 111 is opened to facilitate maintenance.

[0035] Referring to Figure 2 and Figure 3 The shell 11 is provided with a cleaning mechanism 3. The cleaning mechanism 3 comprises a cleaning roller 31 and a connecting frame 32. The connecting frame 32 is slidably installed on the shell 11 in the vertical direction. The cleaning roller 31 is arranged at the downward end of the connecting frame 32 and located in the shell 11. The cleaning roller 31 is provided with two and located at the inner and outer lateral walls of the rotating drum 12. The rack 1 is provided with a lifting assembly 4. The shell 11 is provided with a water spraying mechanism. When the rotating drum 12 needs to be cleaned, the lifting assembly 4 drives the connecting frame 32 to move and drives the cleaning roller 31 to move to the inner and outer lateral walls of the rotating drum 12. At this time, the water spraying mechanism sprays water. The rotating drum 12 rotates, and the connecting frame 32 drives the cleaning roller 31 to move to clean the inner and outer lateral walls of the rotating drum 12. The cleaning operation of the rotating drum 12 is convenient.

[0036] Referring to Figure 1 and Figure 2 The lifting assembly 4 comprises a screw 41 and a sliding block 42. The screw 41 is rotatably installed on the rack 1 in the vertical direction and located on one side of the shell 11. The rack 1 is provided with a rotating part 5. The rotating part 5 comprises a rotating motor 51, a first gear 52 and a second gear 53. The second gear 53 is coaxially connected with the screw 41. The rotating motor 51 is arranged on the rack 1. The first gear 52 is coaxially connected with the output shaft of the rotating motor 51. The first gear 52 is meshed with one side of the second gear 53. The rotating motor 51 drives the first gear 52 to rotate and drives the second gear 53 to rotate. The second gear 53 drives the coaxial screw 41 to rotate.

[0037] Referring to Figure 1 and Figure 2 The shell 11 is vertically provided with a sliding rail 113 on one side. The sliding block 42 is slidably installed on the sliding rail 113 and threadedly connected with the screw 41. The upward end of the connecting frame 32 is connected with the downward side of the sliding block 42. The rotation of the screw 41 drives the sliding block 42 to slide along the sliding rail 113. The sliding block 42 drives the connecting frame 32 to move and drives the cleaning roller 31 to move.

[0038] Referring to Figure 1 and Figure 2The water spraying mechanism comprises a water spraying pipe 6 arranged in the housing 11 in a ring shape and located on the upper side of the rotating drum 12, a plurality of spray heads 61 are arranged on the inner ring side wall of the water spraying pipe 6 and distributed along the circumferential direction of the water spraying pipe 6, the water spraying pipe 6 is connected with an external water source through a water inlet pipe, and the water spraying pipe 6 sprays water on the impurities attached to the rotating drum 12 through the spray heads 61, and the water is uniformly sprayed out of the circumferential spray heads 61.

[0039] With reference to Figure 2 and Figure 3 The cleaning roller 31 is rotatably arranged at the downward end of the connecting frame 32, the rotating axis of the cleaning roller 31 is parallel to the axis of the rotating drum 12, and the circumferential outer side wall of the cleaning roller 31 is provided with brush hairs 311, and the end of the brush hairs 311 away from the cleaning roller 31 is attached to the inner ring side wall or the outer ring side wall of the rotating drum 12. When the rotating drum 12 rotates, the cleaning roller 31 rotates, and the brush hairs 311 on the cleaning roller 31 clean the inner ring side wall and the outer ring side wall of the rotating drum 12.

[0040] With reference to Figure 3 The cleaning frame 321 is parallel to the cleaning roller 31, the side surface of the cleaning frame 321 facing the cleaning roller 31 is provided with a cleaning rod 322, the cleaning rod 322 is perpendicular to the cleaning frame 321, the end of the cleaning rod 322 away from the cleaning frame 321 extends to the side of the brush hairs 311, and the cleaning rod 322 is staggered with the brush hairs 311. When the cleaning roller 31 rotates, the cleaning rod 322 passes through between the brush hairs 311 on the cleaning roller 31, and the brush hairs 311 on the cleaning roller 31 are cleaned, so that the probability of the impurities attached to the cleaning roller 31 re-attaching to the rotating drum 12 is reduced.

[0041] The implementation principle of the vertical centrifuge with the cleaning mechanism is that the driving motor 21 drives the first pulley 22 to rotate, the first pulley 22 drives the second pulley 24 to rotate through the transmission belt 23, and then drives the main shaft 13 to rotate, and the main shaft 13 drives the rotating drum 12 to rotate for centrifugal operation.

[0042] When the rotating drum 12 needs to be cleaned, the motor 51 drives the screw rod 41 to rotate, the screw rod 41 drives the sliding block 42 to slide, and then drives the connecting frame 32 to move, the connecting frame 32 drives the cleaning roller 31 to move to the inner ring side wall and the outer ring side wall of the rotating drum 12, at this time, the water spraying pipe 6 sprays water, the rotating drum 12 rotates, and the connecting frame 32 drives the cleaning roller 31 to move to clean the inner and outer side walls of the rotating drum 12.

[0043] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A vertical centrifuge with a cleaning mechanism, comprising a frame (1), a housing (11) disposed on the frame (1), a rotating drum (12) rotatably mounted inside the housing (11), a driving mechanism (2) for driving the rotating drum (12) to rotate disposed on the frame (1), and a cleaning mechanism (3) disposed on the housing (11), characterized in that: The cleaning mechanism (3) comprises a cleaning roller (31) and a connecting frame (32), the connecting frame (32) is slidingly installed on the shell (11), the rack (1) is provided with a lifting assembly (4) for driving the connecting frame (32) to move in a direction parallel to the axis of the rotating drum (12), the cleaning roller (31) is arranged on the connecting frame (32) and located in the shell (11), the cleaning roller (31) is provided with two and located at the inner ring side wall and the outer ring side wall of the rotating drum (12), the shell (11) is provided with a water spraying mechanism.

2. A vertical centrifuge with a cleaning mechanism according to claim 1, characterized in that: The lifting assembly (4) comprises a screw rod (41) and a sliding block (42), the screw rod (41) is rotatably installed on the rack (1), the rack (1) is provided with a rotating part (5) for driving the screw rod (41) to rotate, the screw rod (41) is distributed in a direction parallel to the axis of the rotating drum (12), one side of the shell (11) is provided with a sliding rail (113), the sliding block (42) is slidingly installed at the sliding rail (113) and is in threaded connection with the screw rod (41), the sliding block (42) is connected with one side of the connecting frame (32).

3. A vertical centrifuge with a cleaning mechanism according to claim 1, characterized in that: The rotating axis of the cleaning roller (31) is distributed in parallel to the axis of the rotating drum (12), the cleaning roller (31) is provided with bristles (311), one end of the bristles (311) away from the cleaning roller (31) is attached to the inner ring side wall or the outer ring side wall of the rotating drum (12).

4. A vertical centrifuge with a cleaning mechanism according to claim 3, characterized in that: The connecting frame (32) is provided with a cleaning frame (321), the cleaning frame (321) is distributed in parallel to the cleaning roller (31), one side of the cleaning frame (321) facing the cleaning roller (31) is provided with a cleaning rod (322), one end of the cleaning rod (322) away from the cleaning frame (321) extends to one side of the bristles (311), the cleaning rod (322) is distributed alternately with the bristles (311).

5. A vertical centrifuge with a cleaning mechanism according to claim 1, characterized in that: The water spraying mechanism comprises a water spraying pipe (6), the water spraying pipe (6) is arranged in a ring shape in the shell (11), the water spraying pipe (6) is provided with a spray head (61), the spray head (61) is provided with a plurality of and is distributed along the circumferential direction of the water spraying pipe (6), the water spraying pipe (6) is connected with an external water source through a water inlet pipe.

6. A vertical centrifuge with a cleaning mechanism according to claim 2, characterized in that: The rotating part (5) comprises a rotating motor (51), a first gear (52) and a second gear (53), the second gear (53) is coaxially connected with the screw rod (41), the rotating motor (51) is arranged on the rack (1), the first gear (52) is coaxially connected with the output shaft of the rotating motor (51), and the first gear (52) is engaged with one side of the second gear (53).

7. A vertical centrifuge with a cleaning mechanism according to claim 1, characterized in that: The driving mechanism (2) comprises a driving motor (21), a first pulley (22) and a conveying belt (23), a main shaft (13) is rotatably installed on the rack (1), the rotary drum (12) is coaxially connected with the main shaft (13), the main shaft (13) is coaxially connected with a second pulley (24), the first pulley (22) is arranged on the rack (1), the conveying belt (23) is sleeved on the first pulley (22) and the second pulley (24), the driving motor (21) is arranged on the rack (1), and the first pulley (22) is connected with the output shaft of the driving motor (21).

8. A vertical centrifuge with a cleaning mechanism according to claim 1, characterized in that: The shell (11) is rotatably installed with a cover plate (111) at the top, and a clamping plate (112) is rotatably installed on the shell (11) at the circumferential outer side wall, one end of the clamping plate (112) is clamped on one side of the cover plate (111).

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