CN212791421U - Horizontal spiral sedimentation centrifuge - Google Patents
Horizontal spiral sedimentation centrifuge Download PDFInfo
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- CN212791421U CN212791421U CN202020862700.2U CN202020862700U CN212791421U CN 212791421 U CN212791421 U CN 212791421U CN 202020862700 U CN202020862700 U CN 202020862700U CN 212791421 U CN212791421 U CN 212791421U
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- spiral pusher
- rotary drum
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Abstract
The utility model relates to the technical field of horizontal spiral sedimentation centrifuger, and discloses a horizontal spiral sedimentation centrifuger, which solves the problem that the horizontal spiral sedimentation centrifuger is not thoroughly cleaned by the solid phase residue inside, comprising a frame and a driving motor, wherein a first bearing seat and a second bearing seat are respectively arranged at the two ends of the frame, a rotary drum is arranged between the first bearing seat and the second bearing seat, a hollow spiral pusher is arranged at the middle part of the rotary drum, the spiral pusher comprises blades fixed on the outer wall of the spiral pusher, a main pipeline is arranged at one end of the spiral pusher, a gas outlet hole is arranged on the outer wall of the other end of the spiral pusher, a discharge hole is arranged at the middle part of the spiral pusher, a water inlet pipe is arranged at the outer end of the main pipeline, and an inlet pipe is arranged at one side of the main pipeline, when, the inner wall of the rotating drum is impacted with the spiral pusher by air bubbles, so that the washing effect of the spiral pusher is improved.
Description
Technical Field
The utility model relates to a horizontal spiral sedimentation centrifuge technical field especially relates to a horizontal spiral sedimentation centrifuge.
Background
A horizontal spiral sedimentation centrifuge is a sedimentation device for horizontal spiral discharge and continuous operation. The solid-liquid mixture enters a centrifuge and then rapidly sinks to the inner surface of the rotary drum under the action of centrifugal force, so that solid and liquid are layered. In addition, the spiral pusher rotates at a certain speed relative to the rotary drum and pushes the solid-phase material deposited on the inner surface of the rotary drum to a slag discharge port at the conical end of the rotary drum, the solid-phase material is further extruded when passing through the conical end of the rotary drum to remove a large amount of water, and finally the solid-phase material is discharged from the slag discharge port, the liquid phase is on the inner surface of the solid-phase material, a fluid channel is formed between the spiral blades and flows out of the rotary drum from an overflow port at the cylindrical end part of the rotary drum, and the continuous separation of the solid phase and the.
The traditional horizontal spiral sedimentation centrifuge faces the problem that solid phase residues in the horizontal spiral sedimentation centrifuge cannot be completely cleaned, in order to thoroughly clean horizontal spirals, an operator has to increase the washing water quantity, the washing water pressure is increased from the initial 0.2MPa to 0.4MPa, the washing frequency and the washing time are increased, but the washing effect is not ideal, and therefore the horizontal spiral sedimentation centrifuge is provided for solving the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the horizontal spiral sedimentation centrifuge in the prior art faces the disadvantage that the cleaning of the solid phase residue is not thorough, and providing the horizontal spiral sedimentation centrifuge.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a horizontal spiral sedimentation centrifuge comprises a frame and a driving motor, wherein a first bearing seat and a second bearing seat are respectively arranged at two ends of the frame, a rotary drum is arranged between the first bearing seat and the second bearing seat, a slag discharge pipe is arranged at one side of the rotary drum, and the middle part of the rotary drum is provided with a hollow spiral pusher, the spiral pusher comprises blades fixed on the outer wall of the spiral pusher, one end of the spiral pusher is provided with a main pipeline, and the outer wall of the other end of the spiral pusher is provided with an air outlet, the middle part of the spiral pusher is provided with a discharge hole, the outer end of the main pipeline is provided with a water inlet pipe, one side of the main pipeline is provided with a feeding pipe, and an air inlet pipe is arranged at the other side of the main pipeline, a second screen is fixed inside the spiral pusher, and the second screen is positioned between the discharge hole and the air outlet hole.
Preferably, the driving motor is located at one end, far away from the slag discharge pipe, of the rotary drum, a speed reducer is concentrically installed on an output shaft of the driving motor, and an output end of the speed reducer is concentrically fixed with the rotary drum.
Preferably, a fixing ring is fixed on the inner wall of the slag discharging pipe through a support, and the main pipeline is rotatably installed in the fixing ring through a bearing.
Preferably, the number of the air outlet holes is ten to twenty, and the air outlet holes are positioned on the outer walls of the four sides of the spiral pusher.
Preferably, a first screen is arranged inside the air outlet hole.
Preferably, one end of the spiral pusher, which is close to the main pipeline, is arranged in a conical shape, and the blades are matched with the spiral pusher.
The utility model has the advantages that:
when the device washes the inside of the rotary drum, the air is simultaneously ventilated into the rotary drum through the air inlet pipe and flows out from the air outlet hole, so that bubbles are generated in the washed water flow, the inner wall of the rotary drum is impacted with the spiral pusher by the bubbles, solid-phase residues are convenient to knock down, and the washing effect is improved.
Drawings
Fig. 1 is a schematic structural view of a horizontal spiral sedimentation centrifuge according to the present invention;
FIG. 2 is a schematic structural view of a slag discharge pipe in the horizontal spiral sedimentation centrifuge of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 1;
fig. 4 is the structural schematic diagram of the inside of the spiral pusher in the horizontal spiral sedimentation centrifuge.
In the figure: the device comprises a machine frame 1, a rotary drum 2, an auger 3, blades 4, a discharge port 5, an air outlet hole 6, a first screen 61, a driving motor 7, a first bearing seat 8, a speed reducer 9, a second bearing seat 10, a slag discharge pipe 11, a fixing ring 12, a main pipeline 13, a water inlet pipe 14, a feed pipe 15, an air inlet pipe 16 and a second screen 17.
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.
Referring to fig. 1-4, a horizontal spiral sedimentation centrifuge comprises a frame 1 and a driving motor 7, wherein a first bearing seat 8 and a second bearing seat 10 are respectively installed at two ends of the frame 1, a rotary drum 2 is arranged between the first bearing seat 8 and the second bearing seat 10, a slag discharge pipe 11 is arranged at one side of the rotary drum 2, a hollow spiral pusher 3 is arranged in the middle of the rotary drum 2, the spiral pusher 3 comprises blades 4 fixed on the outer wall of the spiral pusher, one end of the spiral pusher 3 close to a main pipe 13 is arranged in a conical manner, the blades 4 are matched with the main pipe, one end of the spiral pusher 3 is welded with the main pipe 13, the outer wall of the other end of the spiral pusher 3 is provided with air outlet holes 6, the number of the air outlet holes 6 is ten to twenty, the air outlet holes 6 are arranged on the outer walls of four sides of the spiral pusher 3, a first screen 61 is arranged inside the air outlet holes 6, so, the middle part of spiral pusher 3 is provided with discharge gate 5, be fixed with solid fixed ring 12 through the support on the inner wall of scum pipe 11, trunk line 13 rotates through the bearing and installs in solid fixed ring 12, the outer end of trunk line 13 is provided with inlet tube 14, and one side of trunk line 13 is provided with inlet pipe 15, and the opposite side of trunk line 13 is provided with intake pipe 16, the inside of spiral pusher 3 is fixed with second screen cloth 17, second screen cloth 17 is located between discharge gate 5 and the venthole 6, block the material through second screen cloth 17, make the material flow out through discharge gate 5.
The driving motor 7 is positioned at one end of the rotary drum 2 far away from the slag discharge pipe 11, the output shaft of the driving motor 7 is concentrically provided with a speed reducer 9, and the output end of the speed reducer 9 is concentrically fixed with the rotary drum 2.
In this embodiment, when the interior of the counter-rotating drum 2 is washed, the air inlet pipe 16 is used for ventilating the interior of the counter-rotating drum 2, and the air flow flows out from the air outlet hole 6, so that air bubbles are generated in the water flow for washing, the air bubbles impact the inner wall of the counter-rotating drum 2 and the outer wall of the spiral pusher 3, solid phase residues are convenient to knock down, and the solid phase residues are discharged through the spiral pusher 3, so that the washing effect is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A horizontal spiral sedimentation centrifuge comprises a frame (1) and a driving motor (7), and is characterized in that a first bearing seat (8) and a second bearing seat (10) are respectively installed at two ends of the frame (1), a rotary drum (2) is arranged between the first bearing seat (8) and the second bearing seat (10), a slag discharge pipe (11) is arranged on one side of the rotary drum (2), a hollow spiral pusher (3) is arranged in the middle of the rotary drum (2), the spiral pusher (3) comprises blades (4) fixed on the outer wall of the spiral pusher, a main pipe (13) is arranged at one end of the spiral pusher (3), an air outlet hole (6) is formed in the outer wall of the other end of the spiral pusher (3), a discharge hole (5) is formed in the middle of the spiral pusher (3), and a water inlet pipe (14) is arranged at the outer end of the main pipe (13), and one side of the main pipeline (13) is provided with a feeding pipe (15), the other side of the main pipeline (13) is provided with an air inlet pipe (16), a second screen (17) is fixed inside the spiral pusher (3), and the second screen (17) is located between the discharging hole (5) and the air outlet hole (6).
2. The horizontal spiral sedimentation centrifuge as claimed in claim 1, wherein the drive motor (7) is located at one end of the rotary drum (2) far away from the slag discharge pipe (11), and a reducer (9) is concentrically mounted on an output shaft of the drive motor (7), and an output end of the reducer (9) is concentrically fixed with the rotary drum (2).
3. A horizontal screw decanter centrifuge according to claim 1, wherein a stationary ring (12) is fixed to the inner wall of the reject tube (11) by a bracket, and the main tube (13) is rotatably mounted in the stationary ring (12) by a bearing.
4. A horizontal spiral decanting centrifuge as claimed in claim 1, wherein the number of outlet openings (6) is ten to twenty and the outlet openings (6) are located on the outer wall of each of the four sides of the spiral expeller (3).
5. A horizontal spiral decanting centrifuge as claimed in claim 4, wherein the first screen (61) is disposed within the outlet aperture (6).
6. A horizontal screw decanter centrifuge according to claim 1, wherein said screw expeller (3) is conically arranged at its end near said main conduit (13) and said blades (4) are adapted thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020862700.2U CN212791421U (en) | 2020-05-21 | 2020-05-21 | Horizontal spiral sedimentation centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020862700.2U CN212791421U (en) | 2020-05-21 | 2020-05-21 | Horizontal spiral sedimentation centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212791421U true CN212791421U (en) | 2021-03-26 |
Family
ID=75092006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020862700.2U Active CN212791421U (en) | 2020-05-21 | 2020-05-21 | Horizontal spiral sedimentation centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212791421U (en) |
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2020
- 2020-05-21 CN CN202020862700.2U patent/CN212791421U/en active Active
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