CN210146253U - Full-automatic slag discharge centrifuge - Google Patents

Abstract

The utility model belongs to the technical field of centrifuge, concretely relates to full-automatic sediment centrifuge of arranging, including casing, detachable top cap, install upset groove and rotary disk in the casing, the residue collecting box is installed to the bottom of casing, the upset groove passes through the trip shaft and rotates with the casing to be connected, the one end of trip shaft is passed the casing and is fixed in the upset groove, the trip shaft other end is connected in the output of upset motor, install the rotary disk in the upset groove, the rotary disk passes through the rotation axis and rotates with the upset groove to be connected, the one end of rotation axis is passed the upset groove and is fixed in the rotary disk, the other end of rotation axis is connected in the output of rotating electrical machines, the rotary disk includes disk body and equipartition in the spacing hole of a plurality. The utility model discloses a simple structure and easily dismantle and the design of installation, reduce the cost of using and maintaining, can also the automatic discharge residue, help simplifying the operating procedure, improve efficiency of software testing.

Description

A fully automatic slag discharge centrifuge

technical field

The utility model belongs to the technical field of centrifuges, in particular to an automatic slag discharge centrifuge.

Background technique

A centrifuge is a machine that uses centrifugal force to separate components from liquid and solid particles or a mixture of liquid and liquid. Centrifuges are mainly used to separate solid particles or liquids in suspension, and centrifuges are widely used in chemical, petroleum, food, pharmaceutical, mineral processing, coal, water treatment and ships.

Among them, the Chinese patent document discloses a tubular centrifuge (publication number: CN 108097477 A), comprising: a cylinder body, a rotating drum, a liquid collecting tray, a feeding pipe, and a liquid outlet pipe, which are coaxially installed in the cylinder body For the rotating drum, the upper end of the rotating drum is connected with the drive shaft through a coupling, and the lower bottom of the rotating drum is connected to the feed pipe; an annular slideway is provided between the side of the rotating drum and the cylinder , so that the rotating drum rotates smoothly; the upper end of the rotating drum is provided with a through hole, the upper end of the rotating drum is coaxially installed with the liquid collecting plate, and the liquid separated from the rotating drum during high-speed operation passes through the The through hole flows to the liquid collecting pan, and the liquid outlet pipe is arranged at the bottom of the liquid collecting pan; an ultrasonic guide rod is coaxially arranged on the vertical part of the feeding pipe, and the ultrasonic guide rod and a peripheral ultrasonic generator Power connection. The above-mentioned scheme effectively realizes the separation of solid and liquid to a certain extent, but this scheme has at least the following defects: first, the structure is complex and difficult to disassemble and install; second, the use and maintenance costs are relatively high; third, manual labor is required. Slag discharge is inefficient.

Utility model content

The purpose of the utility model is to: aiming at the deficiencies of the prior art, to provide a fully automatic slag discharge centrifuge, which adopts the design of simple structure and easy disassembly and installation, reduces the cost of use and maintenance, and can automatically discharge the residue, which is helpful for To simplify the operation steps and improve the test efficiency.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

A fully automatic slag discharge centrifuge comprises a casing, a detachable top cover, an overturning groove and a rotating disc installed in the casing, a residue collection box is installed at the bottom of the casing, and the turning groove is turned over by The shaft is rotatably connected with the housing, one end of the turning shaft passes through the housing and is fixed to the turning slot, and the other end of the turning shaft is connected to the output end of the turning motor. The rotating disk is rotatably connected to the turning slot through a rotating shaft, one end of the rotating shaft is fixed to the rotating disk through the turning slot, and the other end of the rotating shaft is connected to the rotating motor. At the output end, the rotating disk includes a disk body and a plurality of limit holes evenly distributed on the disk body. A rubber ring is installed in the limit hole, and the rubber ring is used to fix the centrifuge tube.

As an improvement of the fully automatic slag discharge centrifuge of the present invention, a slag discharge port is arranged at the bottom of the casing, and the residue collection box is connected to the slag discharge port.

As an improvement of the fully automatic slag discharge centrifuge of the present invention, the fully automatic slag discharge centrifuge further includes a control device, and both the turning motor and the rotating motor are connected to the control device.

As an improvement of the automatic slag-discharging centrifuge described in the utility model, the control device is an STM single-chip microcomputer, a PIC single-chip computer or an AVR single-chip computer.

As an improvement of the automatic slag discharge centrifuge described in the present utility model, the automatic slag discharge centrifuge further includes a liquid suction device, and the liquid suction device includes a hose, a liquid storage tank and an air suction pump. One end of the hose is connected to the centrifugal tube, and the other end of the hose is connected to the liquid storage tank, the liquid storage tank is installed with the air pump, and the air pump and the liquid storage tank A valve is provided.

As an improvement of the fully automatic slag discharge centrifuge of the present invention, the turning motor is a servo drive motor or a stepper drive motor; the rotating motor is a servo drive motor or a stepper drive motor.

The beneficial effect of the utility model is that the utility model comprises a casing, a detachable top cover, an overturning groove and a rotating disc installed in the casing, a residue collection box is installed at the bottom of the casing, and the turning groove is installed in the bottom of the casing. The inversion shaft is rotatably connected to the casing, one end of the inversion shaft is fixed to the inversion slot through the casing, and the other end of the inversion shaft is connected to the output end of the inversion motor, and the inversion slot is installed in the inversion slot. There is the rotating disk, the rotating disk is rotatably connected to the turning slot through a rotating shaft, one end of the rotating shaft is fixed to the rotating disk through the turning slot, and the other end of the rotating shaft is connected to the rotating shaft. At the output end of the motor, the rotating disk includes a disk body and a plurality of limit holes evenly distributed on the disk body. A rubber ring is installed in the limit hole, and the rubber ring is used to fix the centrifuge tube. Since the existing centrifuges used for chemical experiments have no automatic slag discharge function, it is necessary to manually pour out the residues at the bottom of the test tubes. If the number of test tubes is large, it will take a lot of time. Turn over and pour the residue in the centrifuge tube into the residue collection box, eliminating the need for multiple dumping steps, which helps to simplify the operation steps and improve the test efficiency; the centrifuge tube can generate centrifugal force by rotating the disc body by the rotating motor in the inversion tank. Drive the centrifuge tube to rotate, so as to separate the solid and liquid in the centrifuge tube. After sucking the liquid in the centrifuge tube, turn on the turning motor to pour the solid residue into the residue collection box; the top cover can prevent the liquid in the centrifuge tube from being centrifuged during the centrifugation process. It helps to improve the safety of the centrifuge. The utility model adopts the design of simple structure and easy disassembly and installation, reduces the cost of use and maintenance, and can automatically discharge residues, which helps to simplify the operation steps and improve the test efficiency.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic diagram of the rotary disk of the present invention.

Among them: 1-shell; 2-top cover; 3-turning tank; 4-rotating disc; 11-slag discharge port; 31-turning shaft; 32-turning motor; 41-rotating shaft; 42-rotating motor; 43- Disk body; 44-limiting hole; 441-rubber ring; 5-control device; 6-residue collection box; 7-centrifuge tube; 8-aspirator; 81-hose; 82-liquid storage tank; 83-pump air pump.

Detailed ways

As used in the specification and claims, certain terms are used to refer to particular components. It should be understood by those skilled in the art that hardware manufacturers may refer to the same component by different nouns. The description and claims do not use the difference in name as a way to distinguish components, but use the difference in function of the components as a criterion for distinguishing. As mentioned in the entire specification and claims, "comprising" is an open-ended term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve technical problems within a certain error range, and basically achieve technical effects.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", horizontal" etc. The orientation or positional relationship shown in the figures is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as Limitations of the present invention.

In the utility model, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The present utility model will be further described in detail below in conjunction with the accompanying drawings, but it is not intended to limit the present utility model.

As shown in Figures 1-2, a fully automatic slagging centrifuge includes a casing 1, a detachable top cover 2, an overturning groove 3 and a rotating disc 4 installed in the casing 1, and the bottom of the casing 1 is installed There is a residue collection box 6, and the inversion slot 3 is rotatably connected to the housing 1 through a reversal shaft 31. One end of the inversion shaft 31 passes through the housing 1 and is fixed to the inversion slot 3, and the other end of the inversion shaft 31 is connected to the output end of the inversion motor 32. A rotating disc 4 is installed in the overturning slot 3. The rotating disc 4 is rotatably connected to the overturning slot 3 through a rotating shaft 41. One end of the rotating shaft 41 is fixed to the rotating disc 4 through the overturning slot 3, and the other end of the rotating shaft 41 is connected to the rotating motor At the output end of 42 , the rotating disk 4 includes a disk body 43 and a plurality of limit holes 44 evenly distributed in the disk body 43 . Since the existing centrifuge used for chemical experiments has no automatic slag discharge function, it is necessary to manually pour out the residue at the bottom of the test tube. If the number of test tubes is large, it will take a lot of time. 180° flip, pour the residue in the centrifuge tube 7 into the residue collection box 6, save the steps of multiple dumping, help simplify the operation steps and improve the test efficiency; the centrifuge tube 7 can be rotated in the inversion tank 3 by rotating The motor 42 rotates the disc body 43 to generate centrifugal force, which drives the centrifuge tube 7 to rotate, thereby separating the solid and the liquid in the centrifuge tube 7. After sucking the liquid in the centrifuge tube 7, then turn on the turning motor 32 to pour the solid residue into the residue collection box 6; wherein, the top cover 2 can prevent the liquid in the centrifuge tube 7 from splashing out during the centrifugation process, which helps to improve the safety of the centrifuge; the rubber ring 441 prevents the centrifuge tube 7 from slipping off.

Preferably, the bottom of the casing 1 is provided with a slag discharge port 11 , and the residue collection box 6 is connected to the slag discharge port 11 . A slag discharge port 11 is added to facilitate pouring the bottom residue of the shell 1 into the residue collection box 6 .

Preferably, the fully automatic slagging centrifuge further includes a control device 5 , and the turning motor 32 and the rotating motor 42 are both connected to the control device 5 . By controlling the inversion motor 32 and the rotation motor 42, the control device 5 eliminates the need to individually control the inversion motor 32 or the rotary motor 42, and at the same time, the control device 5 has higher precision, which helps to improve the test efficiency.

Preferably, the control device 5 is an STM microcontroller, a PIC microcontroller or an AVR microcontroller. STM microcontrollers have high-performance, low-cost, low-power ARM Cortex-M cores, and at the same time, they also have good performance in terms of power consumption and integration; PIC microcontrollers have the characteristics of low operating voltage, low power consumption, and strong driving ability. ; AVR microcontroller also has the advantages of high reliability, strong function, high speed, low power consumption and low price. Users can choose STM microcontroller, PIC microcontroller or AVR microcontroller as the control device according to actual scenarios and cost requirements. The control and monitoring of the control device 5 can also be realized through a mobile phone or other mobile terminals.

Preferably, the fully automatic slagging centrifuge further includes a suction device 8. The suction device 8 includes a hose 81, a liquid storage tank 82 and an air pump 83. One end of the hose 81 is connected to the centrifugal tube 7, and the other end of the hose 81 is connected to the centrifugal tube 7. The liquid storage tank 82 is communicated with, the liquid storage tank 82 is installed with an air pump 83 , and a valve is provided between the air pump 83 and the liquid storage tank 82 . The air pump 83 draws out the air in the liquid storage tank 82, so that the pressure in the liquid storage tank 82 is reduced, and the external atmospheric pressure makes the liquid in the centrifuge tube 7 flow into the liquid storage tank 82 along the hose 81, thereby achieving the effect of liquid suction.

Preferably, the turning motor 32 is a servo drive motor or a stepper drive motor; the rotating motor 42 is a servo drive motor or a stepper drive motor. The rotor speed of the servo drive motor is controlled by the input signal, and can respond quickly, and has the characteristics of high linearity, starting voltage, etc., and can convert the received control signal into the angular displacement or angular velocity output on the motor shaft; stepping The drive motor is an open-loop control motor that converts electrical pulse signals into angular displacement or linear displacement. Its rotation runs step by step at a fixed angle, and the angular displacement can be controlled by controlling the number of pulses, so as to achieve accurate positioning. At the same time, the speed and acceleration of rotation can be controlled by controlling the pulse frequency, so as to achieve the purpose of speed regulation. The user can select and purchase a servo drive motor or a stepper drive motor as the flip motor 32 and the rotation motor 42 in the market according to actual scenarios and cost requirements.

The working principle of the utility model is:

Centrifugation: the centrifuge tube 7 is fixed on the disc body 43 of the overturning tank 3, and the rotating motor 42 rotates the disc body 43 to generate centrifugal force, which drives the centrifuge tube 7 to rotate, thereby separating the solid and the liquid in the centrifuge tube 7;

Liquid suction: The air pump 83 draws out the air in the liquid storage tank 82, so that the pressure in the liquid storage tank 82 is reduced, and the external atmospheric pressure makes the liquid in the centrifuge tube 7 flow into the liquid storage tank 82 along the hose 81, so as to absorb the liquid. Effect.

Slag discharge: The turning motor 32 drives the turning tank 3 to turn 180°, and the residue in the centrifuge tube 7 is poured into the residue collecting box 6, which saves the steps of pouring multiple times and helps simplify the operation steps.

Based on the disclosure and teaching of the above specification, those skilled in the art to which the present invention pertains can also make changes and modifications to the above-mentioned embodiments. Therefore, the present invention is not limited to the above-mentioned specific embodiments, and any obvious improvement, replacement or modification made by those skilled in the art on the basis of the present invention belongs to the protection scope of the present invention. In addition, although some specific terms are used in this specification, these terms are only for the convenience of description and do not constitute any limitation to the present invention.

Claims (6)

1. A fully automatic slag discharge centrifuge, characterized in that it comprises a casing (1), a detachable top cover (2), an overturning groove (3) installed in the casing (1), and a rotating disk (4), a residue collection box (6) is installed at the bottom of the casing (1), and the turning slot (3) is rotatably connected to the casing (1) through a turning shaft (31), and the turning shaft (31) is rotatably connected to the casing (1). One end of (31) is fixed to the inversion slot (3) through the casing (1), the other end of the inversion shaft (31) is connected to the output end of the inversion motor (32), and the inversion slot (3) ) is installed with the rotating disk (4), the rotating disk (4) is rotatably connected with the turning slot (3) through a rotating shaft (41), and one end of the rotating shaft (41) passes through the turning shaft (41) The groove (3) is fixed on the rotating disk (4), the other end of the rotating shaft (41) is connected to the output end of the rotating motor (42), and the rotating disk (4) comprises a disk body (43) and an a plurality of limit holes (44) arranged on the disk body (43), a rubber ring (441) is installed in the limit hole (44), and the rubber ring (441) is used to fix the centrifuge tube (7) ). 2. A fully automatic slag discharge centrifuge according to claim 1, characterized in that: the bottom of the casing (1) is provided with a slag discharge port (11), and the residue collection box (6) communicates with the The slag discharge port (11) is described. 3. The fully automatic slagging centrifuge according to claim 1 or 2, wherein the fully automatic slagging centrifuge further comprises a control device (5), the turning motor (32) and the The rotating electrical machines (42) are all connected to the control device (5). 4 . The fully automatic slag discharge centrifuge according to claim 3 , wherein the control device ( 5 ) is an STM microcontroller, a PIC microcontroller or an AVR microcontroller. 5 . 5. A kind of automatic slag discharge centrifuge as claimed in claim 1 or 2, characterized in that: the automatic slag discharge centrifuge further comprises a suction device (8), and the suction device (8) comprises A hose (81), a liquid storage tank (82) and an air pump (83), one end of the hose (81) is connected to the centrifugal tube (7), and the other end of the hose (81) is connected to the A liquid storage tank (82), the air suction pump (83) is installed in the liquid storage tank (82), and a valve is provided between the air suction pump (83) and the liquid storage tank (82). 6. A kind of fully automatic slag discharge centrifuge as claimed in claim 1 or 2, characterized in that: the turning motor (32) is a servo drive motor or a stepping drive motor; the rotating motor (42) is a servo motor Drive motor or stepper drive motor.

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