CN215465219U - Horizontal centrifuge convenient to control ejection of compact speed - Google Patents
Horizontal centrifuge convenient to control ejection of compact speed Download PDFInfo
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- CN215465219U CN215465219U CN202122092499.1U CN202122092499U CN215465219U CN 215465219 U CN215465219 U CN 215465219U CN 202122092499 U CN202122092499 U CN 202122092499U CN 215465219 U CN215465219 U CN 215465219U
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- rotating drum
- outer rotating
- belt pulley
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- material conveying
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Abstract
The utility model discloses a horizontal centrifuge convenient for controlling the discharging speed, which comprises a rack, an outer rotating drum and a material conveying sleeve; a first discharge port and a second discharge port are respectively arranged at two ends of the outer rotating drum; the outer rotating drum is rotationally connected to the rack, the material conveying sleeve is rotationally arranged in the outer rotating drum, a helical blade is formed on the outer wall of the material conveying sleeve, the helical blade is provided with a cylindrical section and a conical section, the first material outlet is formed in the outer rotating drum at the end part of the cylindrical section, and the second material outlet is formed in the outer rotating drum at the end part of the conical section; the material conveying sleeve at the joint of the columnar section and the conical section is provided with a baffle, and a material passing gap is formed between the baffle and the inner wall of the outer rotating drum. Compared with the prior art, the baffle is arranged between the conical section and the cylindrical section, and the discharging speed of the turbid liquid at the second discharging port is controlled by controlling the material passing gap between the edge of the baffle and the outer rotating drum.
Description
Technical Field
The utility model relates to the technical field of centrifuges, in particular to a horizontal centrifuge convenient for controlling the discharging speed.
Background
Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The suspension liquid enters the rotary drum from the spiral conveyor through the feeding pipe by the horizontal centrifuge, the solid-phase particles with larger specific gravity are deposited on the inner wall of the rotary drum under the action of centrifugal force generated by the rotation of the rotary drum, and the solid-phase particles deposited on the inner wall of the rotary drum are continuously scraped by the spiral blade which moves relative to the rotary drum and are discharged to the discharge hole along with the liquid. The clear liquid after the separation is discharged through the liquid outlet, and the tradition way adopts the opening size of control discharge gate to realize control discharge speed, but owing to during the hierarchical both sides discharge gate is the turbid liquid, adopts the mode discharge rate of control opening size too big easily, and is difficult to control.
In view of the above, the present inventors have made extensive studies on the above-mentioned drawbacks of the prior art, and have made this invention.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a horizontal centrifuge convenient for controlling the discharging speed, which has the characteristics of controlling the discharging speed of a discharging port of the centrifuge and avoiding the excessively high discharging speed of turbid liquid at the discharging port.
In order to achieve the above purpose, the solution of the utility model is:
a horizontal centrifuge for controlling the discharge speed comprises a frame, an outer rotating drum and a material conveying sleeve; a first discharge port and a second discharge port are respectively arranged at two ends of the outer rotating drum; the outer rotating drum is rotationally connected to the rack, the material conveying sleeve is rotationally arranged in the outer rotating drum, a helical blade is formed on the outer wall of the material conveying sleeve, the helical blade is provided with a cylindrical section and a conical section, the first material outlet is formed in the outer rotating drum at the end part of the cylindrical section, and the second material outlet is formed in the outer rotating drum at the end part of the conical section; the material conveying sleeve at the joint of the columnar section and the conical section is provided with a baffle, and a material passing gap is formed between the baffle and the inner wall of the outer rotating drum.
Further, the pitch of the helical blade of the conical section gradually increases from the material to the moving direction of the second discharge hole.
Further, the distance between the outer wall of the material conveying sleeve provided with the conical section helical blade and the inner wall of the outer rotating drum is kept equal.
Further, the distance between the outer wall of the material conveying sleeve provided with the conical section helical blade and the inner wall of the outer rotating drum is 2-50 mm.
Further, the first discharge port is provided with a discharge control panel, and the discharge control panel rotates on the outer rotating drum and can partially or completely shield the first discharge port to control the opening size of the first discharge port.
Furthermore, the baffle is a circular baffle welded on the outer wall of the material conveying sleeve, and the baffle is perpendicular to the rotation axis of the material conveying sleeve.
Furthermore, a differential mechanism is arranged at the end part of the outer rotating drum and is connected with a driving mechanism, and the driving mechanism drives the outer rotating drum and the material conveying sleeve to rotate through the differential mechanism; the driving mechanism comprises a driving motor, the differential mechanism comprises a first belt pulley, a second belt pulley and a third belt pulley, the first belt pulley is coaxially and fixedly connected with the outer rotating drum, and the second belt pulley is coaxially and fixedly connected with the material conveying sleeve; the third belt pulley is fixedly connected with an output shaft of the driving motor; the diameter of the second belt pulley is larger than that of the first belt pulley; a first connecting part and a second connecting part which have different diameters are formed on the third belt pulley, and the diameter of the first connecting part is larger than that of the second connecting part; the first connecting portion with first belt pulley passes through first belt and is connected, the second connecting portion with the second belt pulley passes through the second belt and is connected.
Furthermore, a feeding pipe is connected in the material conveying sleeve, and at least one liquid passing hole communicated with the inside and the outside of the material conveying sleeve is formed in the outer wall of the material conveying sleeve.
After the structure is adopted, the horizontal centrifuge for controlling the discharging speed has the following beneficial effects:
the outer rotating drum and the material conveying sleeve rotate in a differential speed mode, and the outer edge of a helical blade on the material conveying sleeve is matched with the inner wall of the outer rotating drum, so that heavy material turbid liquid is conveyed to a second discharge port to be discharged, and light material turbid liquid is conveyed to a first discharge port to be discharged; the baffle is arranged on the conveying sleeve at the joint of the columnar section and the conical section, and the discharge speed of the second discharge port of the outer rotating drum is controlled by controlling the size of a material passing gap between the baffle and the inner wall of the outer rotating drum.
Secondly, the pitch of the helical blade of taper section increases gradually, and the turbid liquid of grading does not receive the extrusion at the helical blade of taper section for the discharge process is more smooth and easy.
Compared with the prior art, the baffle is arranged between the conical section and the cylindrical section, and the discharging speed of the turbid liquid at the second discharging port is controlled by controlling the material passing gap between the edge of the baffle and the outer rotating drum.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a horizontal centrifuge for controlling the discharge speed according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure:
a frame 1; an outer rotating drum 2; a first discharge port 21; a discharge control plate 211; a second discharge port 22; a material conveying sleeve 3; the helical blades 31; a columnar section 311; a tapered section 312; a baffle 32;
a drive motor 4; a first pulley 41; a second pulley 42; a third pulley 43; a first connection portion 431; a second connection portion 432; a feed pipe 5; and a liquid passing hole 51.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 2, the horizontal centrifuge for controlling discharging speed according to the present invention includes a frame 1, an outer rotating drum 2 and a material conveying sleeve 3; a first discharge port 21 and a second discharge port 22 are respectively arranged at two ends of the outer rotating drum 2; the outer rotating drum 2 is rotatably connected to the frame 1, the material conveying sleeve 3 is rotatably arranged in the outer rotating drum 2, a helical blade 31 is formed on the outer wall of the material conveying sleeve 3, the helical blade 31 is provided with a cylindrical section 311 and a conical section 312, the first material outlet 21 is arranged on the outer rotating drum 2 at the end part of the cylindrical section 311, and the second material outlet 22 is arranged on the outer rotating drum 2 at the end part of the conical section 312; a baffle 32 is arranged on the material conveying sleeve 3 at the joint of the cylindrical section 311 and the conical section 312, and a material passing gap is arranged between the baffle 32 and the inner wall of the outer rotating drum 2. Preferably, the baffle 32 is a circular baffle 32 welded to the outer wall of the feeding sleeve 3, and the baffle 32 is perpendicular to the rotation axis of the feeding sleeve 3.
Therefore, according to the horizontal centrifuge for controlling the discharging speed, the outer rotating drum 2 and the material conveying sleeve 3 rotate at a differential speed, the outer edge of the helical blade 31 on the material conveying sleeve 3 is matched with the inner wall of the outer rotating drum 2, so that heavy material suspension is conveyed to the second discharging port 22 to be discharged, and light material suspension is conveyed to the first discharging port 21 to be discharged; the baffle 32 is arranged on the material conveying sleeve 3 at the joint of the cylindrical section 311 and the conical section 312, and the discharge speed of the second discharge port 22 of the outer rotary drum 2 is controlled by controlling the size of the material passing gap between the baffle 32 and the inner wall of the outer rotary drum 2.
Preferably, the pitch of the helical blade 31 of the conical section 312 gradually increases from the material moving direction to the second material outlet 22. Further, the outer wall of the feeding sleeve 3 where the spiral blades 31 of the tapered section 312 are installed is kept at the same distance from the inner wall of the outer drum 2. The pitch of the helical blade 31 of the conical section 312 is gradually increased, and the classified suspension is not extruded on the helical blade 31 of the conical section 312, so that the discharging process is smoother.
Preferably, the distance between the outer wall of the material conveying sleeve 3 provided with the helical blades 31 of the tapered section 312 and the inner wall of the outer rotating drum 2 is 2-50 mm. By controlling the distance between the outer wall of the material conveying sleeve 3 where the helical blades 31 of the conical section 312 are positioned and the inner wall of the outer rotating drum 2, equipment with different distances is selected according to the characteristics of different materials, and the centrifugal classification effect is ensured.
Preferably, the first discharging hole 21 is provided with a discharging control plate 211, and the discharging control plate 211 rotates on the outer rotating drum 2 and can partially or completely shield the first discharging hole 21 to control the opening size of the first discharging hole 21. Therefore, different sizes of the first discharge port 21 are selected according to the required discharge speed, and the larger the opening is, the larger the discharge speed is.
Preferably, a differential mechanism is arranged at the end part of the outer rotating drum 2, the differential mechanism is connected with a driving mechanism, and the driving mechanism drives the outer rotating drum 2 and the material conveying sleeve 3 to rotate through the differential mechanism; the driving mechanism comprises a driving motor 4, the differential mechanism comprises a first belt pulley 41, a second belt pulley 42 and a third belt pulley 43, the first belt pulley 41 is coaxially and fixedly connected with the outer rotating drum 2, and the second belt pulley 42 is coaxially and fixedly connected with the material conveying sleeve 3; the third belt pulley 43 is fixedly connected with the output shaft of the driving motor 4; the diameter of the second pulley 42 is larger than that of the first pulley 41; a first connecting portion 431 and a second connecting portion 432 having different diameters are formed on the third pulley 43, and the diameter of the first connecting portion 431 is larger than that of the second connecting portion 432; the first connection portion 431 is connected to the first pulley 41 by a first belt, and the second connection portion 432 is connected to the second pulley 42 by a second belt.
Through setting up first belt pulley 41, second belt pulley 42 and third belt pulley 43, driving motor 4 drives third belt pulley 43 rotates and passes through first connecting portion 431 and second connecting portion 432 on the third belt pulley 43 respectively with first belt pulley 41 and second belt pulley 42 pass through the belt and are connected. Because the transmission ratios of the two transmission structures formed by the first connecting part 431 and the first belt pulley 41, and the second connecting part 432 and the second belt pulley 42 are different, the rotating speeds of the first belt pulley 41 and the second belt pulley 42 are different, and the outer rotating drum 2 and the material conveying sleeve 3 realize differential motion.
Preferably, a feeding pipe 5 is connected in the material conveying sleeve 3, and at least one liquid passing hole 51 communicated with the inside and the outside of the material conveying sleeve 3 is formed on the outer wall of the material conveying sleeve 3. The material is conveyed into the material conveying sleeve 3 through the feeding pipe 5, and then conveyed into the helical blades 31 and the outer rotating drum 2 through the liquid passing holes 51 for centrifugal classification.
Compared with the prior art, the baffle 32 is arranged between the conical section 312 and the cylindrical section 311, and the discharging speed of the suspension at the second discharging hole 22 is controlled by controlling the material passing gap between the edge of the baffle 32 and the outer rotating drum 2.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (8)
1. A horizontal centrifuge for controlling the discharge speed is characterized by comprising a frame, an outer rotating drum and a material conveying sleeve; a first discharge port and a second discharge port are respectively arranged at two ends of the outer rotating drum; the outer rotating drum is rotationally connected to the rack, the material conveying sleeve is rotationally arranged in the outer rotating drum, a helical blade is formed on the outer wall of the material conveying sleeve, the helical blade is provided with a cylindrical section and a conical section, the first material outlet is formed in the outer rotating drum at the end part of the cylindrical section, and the second material outlet is formed in the outer rotating drum at the end part of the conical section; the material conveying sleeve at the joint of the columnar section and the conical section is provided with a baffle, and a material passing gap is formed between the baffle and the inner wall of the outer rotating drum.
2. The horizontal centrifuge for controlling a discharge speed according to claim 1, wherein the pitch of the helical blades of the conical section is gradually increased from the material moving direction to the second discharge port.
3. A horizontal centrifuge for controlling a discharge rate according to claim 1 or 2, wherein the outer wall of said feed delivery sleeve on which the spiral blades of the tapered section are mounted is kept at the same distance from the inner wall of the outer rotating drum.
4. The horizontal centrifuge of claim 3, wherein the distance between the outer wall of the feeding sleeve with the helical blades of conical section and the inner wall of the outer rotating drum is 2-50 mm.
5. The horizontal centrifuge for controlling the discharge speed according to claim 1, wherein the first discharge port is provided with a discharge control plate which is rotated on the outer drum and can partially or completely shield the first discharge port to control the opening size of the first discharge port.
6. The horizontal centrifuge for controlling discharge velocity according to claim 1, wherein said baffle is a circular baffle welded to the outer wall of said delivery sleeve, said baffle being perpendicular to the axis of rotation of said delivery sleeve.
7. The horizontal centrifuge for controlling the discharge speed as claimed in claim 1, wherein a differential mechanism is provided at an end of the outer rotating drum, the differential mechanism is connected with a driving mechanism, and the driving mechanism drives the outer rotating drum and the material conveying sleeve to rotate through the differential mechanism; the driving mechanism comprises a driving motor, the differential mechanism comprises a first belt pulley, a second belt pulley and a third belt pulley, the first belt pulley is coaxially and fixedly connected with the outer rotating drum, and the second belt pulley is coaxially and fixedly connected with the material conveying sleeve; the third belt pulley is fixedly connected with an output shaft of the driving motor; the diameter of the second belt pulley is larger than that of the first belt pulley; a first connecting part and a second connecting part which have different diameters are formed on the third belt pulley, and the diameter of the first connecting part is larger than that of the second connecting part; the first connecting portion with first belt pulley passes through first belt and is connected, the second connecting portion with the second belt pulley passes through the second belt and is connected.
8. The horizontal centrifuge as claimed in claim 1, wherein the feed pipe is connected to the inside of the feed delivery sleeve, and at least one liquid passing hole is formed on the outer wall of the feed delivery sleeve to communicate the inside and outside of the feed delivery sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092499.1U CN215465219U (en) | 2021-09-01 | 2021-09-01 | Horizontal centrifuge convenient to control ejection of compact speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092499.1U CN215465219U (en) | 2021-09-01 | 2021-09-01 | Horizontal centrifuge convenient to control ejection of compact speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215465219U true CN215465219U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122092499.1U Active CN215465219U (en) | 2021-09-01 | 2021-09-01 | Horizontal centrifuge convenient to control ejection of compact speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215465219U (en) |
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2021
- 2021-09-01 CN CN202122092499.1U patent/CN215465219U/en active Active
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