Disc centrifuge with discharging rotatable centripetal pump

Abstract

The utility model relates to a disc centrifuge with a rotatable discharging centripetal pump, which belongs to the technical field of disc centrifuges and comprises a control box, a fixed casing is fixedly mounted at the top of the control box, and a centrifugal drum positioned in the fixed casing is rotatably mounted at the top of the control box. And a centripetal pump is fixedly installed at the top of the fixed shell, the input end of the centripetal pump communicates with the output end of the top of the centrifugal rotary drum, and a light liquid output opening is formed in the surface of the centripetal pump. According to the disc type centrifugal machine with the rotatable discharging centripetal pump, the rotary discharging assembly is arranged on the surface of the centripetal pump, the centripetal pump outputs light liquid from a light liquid output port, the light liquid flows into an inner cavity of a rotating sleeve and then flows out through an output connecting pipe, the rotating sleeve can rotate on the surface of the centripetal pump, and the direction of the output connecting pipe can be adjusted conveniently; the problems that the position of a discharge port of a centripetal pump of a common disc centrifuge is fixed, and the position of a pipeline for communicating a light liquid collecting device with the discharge port of the centripetal pump is inconvenient to adjust are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to disc centrifuge technical field, concretely is a disc centrifuge with rotatable centrifugal pump of discharge. BACKGROUND

[0002] Disc centrifuge is a kind of high-speed mechanical device for realizing solid-liquid separation or liquid-liquid separation, and is widely used in chemical industry, pharmaceutical industry, food industry and other industries.Its working principle is based on the characteristics of mixed liquid stratification under the action of centrifugal force, and high-efficiency separation is realized by high-speed rotating disc.

[0003] The material to be separated is sent into high-speed rotating drum, and under the action of centrifugal force, materials with different specific gravities are stratified in the drum, heavy slag is deposited on the drum wall, and light liquid phase flows along the outer conical surface of the disc to the shaft to the upper part, and is discharged by light liquid centripetal pump.This design not only improves the separation efficiency, but also ensures the smoothness and reliability of the discharge process.The centripetal pump is usually located at the top of the drum and coaxial with the drum, to ensure efficient output of separated light and heavy phase materials.Due to the existence of disc, the separation speed and efficiency are significantly improved, and it is suitable for operation under special conditions such as closed, high temperature and low temperature.Modern disc centrifuge can realize automatic slagging through PLC control and reduce manual intervention.

[0004] However, the discharge port position of the centripetal pump of the common disc centrifuge is fixed, and it is not convenient to adjust the position of the pipeline for connecting the light liquid collecting device with the discharge port of the centripetal pump, therefore, the utility model provides a disc centrifuge with rotatable centripetal pump of discharge. UTILITY MODEL CONTENTS

[0005] In view of the shortcomings of the prior art, the utility model provides a disc centrifuge with rotatable centripetal pump of discharge, which has the advantages of being able to rotate the discharge port of the centripetal pump at will, and solves the problem of the fixed position of the discharge port of the centripetal pump of the common disc centrifuge, which is not convenient to adjust the position of the pipeline for connecting the light liquid collecting device with the discharge port of the centripetal pump.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a disc centrifuge with rotatable centripetal pump of discharge, comprising a control box, a fixed shell is fixedly installed on the top of the control box, a centrifugal drum is rotatably installed in the fixed shell, a centripetal pump is fixedly installed on the top of the fixed shell, the input end of the centripetal pump is communicated with the top output end of the centrifugal drum, a light liquid output port is formed on the surface of the centripetal pump, a rotary discharge assembly is arranged on the surface of the centripetal pump, and mounting rings are fixedly installed on the surfaces of the top and bottom of the centripetal pump in the rotary discharge assembly.

[0007] The rotating discharging assembly comprises a rotating sleeve rotatably installed on the surface of the centrifugal pump, the inner cavity space of the rotating sleeve is communicated with the light liquid outlet, the surface of the rotating sleeve is fixedly installed with an output connecting pipe, the output connecting pipe is communicated with the inner cavity space of the rotating sleeve, and the part of the rotating sleeve in contact with the surface of the centrifugal pump is fixedly installed with a sealing ring.

[0008] Further, the top of the centrifugal pump is provided with a feeding pipe, and the bottom end of the feeding pipe extends to the inside of the centrifugal drum.

[0009] Further, the surface of the centrifugal drum is provided with a heavy liquid discharging port, and the surface of the fixed shell is provided with a heavy liquid outlet matched with the heavy liquid discharging port.

[0010] Further, the surface of the fixed shell is fixedly installed with a heavy liquid leading-out assembly, the heavy liquid leading-out assembly is communicated with the heavy liquid outlet, the top of the heavy liquid leading-out assembly is provided with a pipe wall cleaning assembly, and the heavy liquid leading-out assembly comprises a tangential leading-out pipe fixedly installed on the surface of the fixed shell.

[0011] Further, the pipe wall cleaning assembly comprises a cleaning rod penetrating through the top of the tangential leading-out pipe, one end of the cleaning rod located in the inside of the tangential leading-out pipe is fixedly installed with a scraper matched with the bottom leading-out pipe, the top end of the cleaning rod is fixedly installed with a pressing plate, and the bottom of the pressing plate is fixedly installed with a reset spring sleeved on the surface of the cleaning rod.

[0012] Further, the control box is rotatably installed with a rotating shaft between the inner bottom wall and the inner top wall, the top end of the rotating shaft is fixedly connected with the bottom of the centrifugal drum, and the surface of the rotating shaft is fixedly installed with a driven belt pulley.

[0013] Further, the top of the control box is fixedly installed with a centrifugal motor, the surface of the output shaft of the centrifugal motor extending to the inside of the control box is fixedly installed with a driving belt pulley, and the driving belt pulley and the driven belt pulley are drivingly connected through a belt.

[0014] Further, the bottom of the control box is fixedly installed with supporting legs at four corners, and the bottom of the supporting legs is fixedly installed with a bottom plate.

[0015] Compared with the prior art, the disc centrifuge with the rotatable centrifugal pump has the following beneficial effects:

[0016] The disc centrifuge with the rotary centrifugal pump discharging device is characterized in that a rotary centrifugal pump discharging device is arranged on the surface of the centrifugal pump, the centrifugal pump outputs the light liquid from the light liquid output port, and the light liquid flows into the inner cavity of the rotating sleeve, and then flows out through the output connecting pipe, the rotating sleeve can rotate on the surface of the centrifugal pump, and the direction of the output connecting pipe is adjusted, so that the problem that the output port position of the centrifugal pump of the common disc centrifuge is fixed and the position of the pipeline for connecting the light liquid collecting device with the output port of the centrifugal pump cannot be adjusted is solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural schematic view of the utility model;

[0018] Fig. 2 It is a structural front view of the utility model;

[0019] Fig. 3 It is a front sectional view of the pipe wall cleaning assembly of the utility model;

[0020] Fig. 4 It is a three-dimensional sectional view of the rotary discharging device of the utility model.

[0021] In the drawing: 1, control box; 2, fixed shell; 3, centrifugal drum; 4, centrifugal pump; 5, light liquid output port; 6, rotary discharging device; 61, rotating sleeve; 62, output connecting pipe; 63, sealing ring; 7, mounting ring; 8, feeding pipe; 9, heavy liquid discharging port; 10, heavy liquid output port; 11, heavy liquid leading-out assembly; 111, tangential leading-out pipe; 112, bottom leading-out pipe; 12, pipe wall cleaning assembly; 121, cleaning rod; 122, scraper; 123, pressing plate; 124, return spring; 13, rotating shaft; 14, driven pulley; 15, centrifugal motor; 16, driving pulley; 17, supporting leg; 18, bottom plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Embodiment one: please refer to Figs. 1-4The utility model provides a disc centrifuge with rotatable centrifugal pump, which comprises a control box 1, a fixed outer shell 2 fixedly installed on the top of the control box 1, a centrifugal drum 3 rotatably installed in the fixed outer shell 2, a centrifugal pump 4 fixedly installed on the top of the fixed outer shell 2, an input end of the centrifugal pump 4 in communication with the top output end of the centrifugal drum 3, a light liquid output port 5 formed on the surface of the centrifugal pump 4, a rotary discharge assembly 6 arranged on the surface of the centrifugal pump 4, and mounting rings 7 fixedly installed on the top and bottom surfaces of the centrifugal pump 4.

[0024] The rotary discharge assembly 6 comprises a rotating sleeve 61 rotatably installed on the surface of the centrifugal pump 4, an output connecting pipe 62 fixedly installed on the surface of the rotating sleeve 61 and in communication with the inner cavity space of the rotating sleeve 61, and a sealing ring 63 fixedly installed on the part of the rotating sleeve 61 in contact with the surface of the centrifugal pump 4. The two mounting rings 7 clamp the rotating sleeve 61 on the surface of the centrifugal pump 4, the sealing ring 63 seals the inner cavity space of the rotating sleeve 61 from the outside, preventing liquid leakage, and the rotating sleeve 61 rotates to adjust the direction of the output connecting pipe 62.

[0025] Meanwhile, a rotating shaft 13 is rotatably installed between the inner bottom wall and the inner top wall of the control box 1, the top end of the rotating shaft 13 is fixedly connected with the bottom of the centrifugal drum 3, and a driven pulley 14 is fixedly installed on the surface of the rotating shaft 13.

[0026] The centrifugal motor 15 extends to the output shaft of the control box 1, the surface of the output shaft is fixedly installed with a driving pulley 16, and the driving pulley 16 and the driven pulley 14 are connected through a belt transmission. The centrifugal motor 15 drives the driving pulley 16 to rotate, drives the driven pulley 14 to rotate, drives the rotating shaft 13 to rotate, drives the centrifugal drum 3 to rotate, and performs centrifugal work.

[0027] Secondly, supporting legs 17 are fixedly installed at the four corners of the bottom of the control box 1, and a bottom plate 18 is fixedly installed at the bottom of the supporting leg 17.

[0028] Meanwhile, a feeding pipe 8 is arranged at the top of the centrifugal pump 4, and the bottom end of the feeding pipe 8 extends to the inside of the centrifugal drum 3.

[0029] The surface of the centrifugal drum 3 is provided with a heavy liquid discharge port 9, and the surface of the fixed outer shell 2 is provided with a heavy liquid output port 10 matched with the heavy liquid discharge port 9.

[0030] Second, the surface of the fixed shell 2 is fixedly installed with a heavy liquid guide assembly 11, the heavy liquid guide assembly 11 is communicated with the heavy liquid outlet 10, the top of the heavy liquid guide assembly 11 is provided with a pipe wall cleaning assembly 12, the heavy liquid guide assembly 11 comprises a tangential guide pipe 111 fixedly installed on the surface of the fixed shell 2, the bottom of the tangential guide pipe 111 is fixedly installed with a bottom guide pipe 112.

[0031] In the embodiment two, on the basis of the embodiment one, the pipe wall cleaning assembly 12 comprises a cleaning rod 121 penetrating through the top of the tangential guide pipe 111, the end of the cleaning rod 121 inside the tangential guide pipe 111 is fixedly installed with a scraper 122 matched with the bottom guide pipe 112, the top end of the cleaning rod 121 is fixedly installed with a pressing plate 123, the bottom of the pressing plate 123 is fixedly installed with a reset spring 124 sleeved on the surface of the cleaning rod 121. When the heavy liquid is released, the viscous substances in the heavy liquid are thrown to the inner wall of the bottom guide pipe 112 and are difficult to clean. By pressing the pressing plate 123, the cleaning rod 121 is driven to move downward, and the scraper 122 is driven to move downward in the bottom guide pipe 112, so that the viscous substances on the inner wall of the bottom guide pipe 112 are scraped downward.

[0032] In use, the rotating discharging assembly 6 is sleeved on the surface of the centrifugal pump 4, the rotating sleeve 61 is clamped on the surface of the centrifugal pump 4 through the two mounting rings 7, so that the inner cavity space of the rotating sleeve 61 is communicated with the light liquid outlet 5, the light liquid output by the centrifugal pump 4 enters the inner cavity space of the rotating sleeve 61, and then is output through the output connecting pipe 62. The rotating sleeve 61 rotates on the surface of the centrifugal pump 4, so that the orientation of the output connecting pipe 62 is adjusted.

[0033] The electrical elements appearing in the text are all electrically connected with the main controller and the power supply. The main controller can be a conventional known device such as a computer for control, and the existing disclosed power connection technology is not described herein.

[0034] It should be noted that, in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or device including the element.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A disc centrifuge with a rotatable centripetal pump for discharging materials, comprising a control box (1), characterized in that: A fixed housing (2) is fixedly mounted on the top of the control box (1); a centrifugal drum (3) located inside the fixed housing (2) is rotatably mounted on the top of the control box (1); a centrifugal pump (4) is fixedly mounted on the top of the fixed housing (2); an input end of the centrifugal pump (4) is connected to an output end at the top of the centrifugal drum (3); a light liquid output port (5) is provided on the surface of the centrifugal pump (4); a rotary discharge assembly (6) is provided on the surface of the centrifugal pump (4); and mounting rings (7) are fixedly mounted on the top and bottom surfaces of the rotary discharge assembly (6) of the centrifugal pump (4); The rotary discharging assembly (6) comprises a rotating sleeve (61) rotatably mounted on the surface of the centripetal pump (4); the inner cavity space of the rotating sleeve (61) is connected to the light liquid output port (5); an output connecting pipe (62) is fixedly mounted on the surface of the rotating sleeve (61); the output connecting pipe (62) is connected to the inner cavity space of the rotating sleeve (61); and a sealing ring (63) is fixedly mounted on the portion of the rotating sleeve (61) that contacts the surface of the centripetal pump (4).

2. A disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 1, characterized in that: A feed pipe (8) is provided on the top of the centrifugal pump (4), and the bottom end of the feed pipe (8) extends to the interior of the centrifugal drum (3).

3. The disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 1, characterized in that: A heavy liquid discharge port (9) is provided on the surface of the centrifugal drum (3), and a heavy liquid output port (10) adapted to the heavy liquid discharge port (9) is provided on the surface of the fixed shell (2).

4. A disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 3, characterized in that: A heavy liquid outlet assembly (11) is fixedly mounted on the surface of the fixed housing (2), the heavy liquid outlet assembly (11) is connected to the heavy liquid outlet port (10), a pipe wall cleaning assembly (12) is provided on the top of the heavy liquid outlet assembly (11), and the heavy liquid outlet assembly (11) includes a tangential outlet pipe (111) fixedly mounted on the surface of the fixed housing (2), and a bottom outlet pipe (112) is fixedly mounted on the bottom of the tangential outlet pipe (111).

5. The disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 4, characterized in that: The pipe wall cleaning assembly (12) comprises a cleaning rod (121) passing through the top of the tangential outlet pipe (111); a scraper (122) adapted to the bottom outlet pipe (112) is fixedly mounted on one end of the cleaning rod (121) located inside the tangential outlet pipe (111); a pressing plate (123) is fixedly mounted on the top of the cleaning rod (121); and a return spring (124) sleeved on the surface of the cleaning rod (121) is fixedly mounted on the bottom of the pressing plate (123).

6. The disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 1, characterized in that: A rotating shaft (13) is rotatably mounted between the inner bottom wall and the inner top wall of the control box (1), the top end of the rotating shaft (13) is fixedly connected to the bottom of the centrifugal drum (3), and a driven pulley (14) is fixedly mounted on the surface of the rotating shaft (13).

7. A disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 6, characterized in that: A centrifugal motor (15) is fixedly mounted on the top of the control box (1), and a driving pulley (16) is fixedly mounted on the output shaft surface of the centrifugal motor (15) extending to the interior of the control box (1), and the driving pulley (16) and the driven pulley (14) are connected via a belt transmission.

8. The disc centrifuge with a rotatable centripetal pump for discharging materials according to claim 1, characterized in that: Support legs (17) are fixedly mounted at the four corners of the bottom of the control box (1), and a base plate (18) is fixedly mounted at the bottom of the support legs (17).

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