CN215313164U

CN215313164U - Centrifuge is used in high-purity oxalic acid preparation

Info

Publication number: CN215313164U
Application number: CN202121114467.0U
Authority: CN
Inventors: 肖启发; 李金荣; 温建军
Original assignee: Foshan Xilong Chemical Co ltd
Current assignee: Foshan Xilong Chemical Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-28
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a high-purity oxalic acid preparation centrifuge, which comprises a cylinder, wherein a motor is arranged on the bottom end surface of the cylinder, the output end of the motor is connected with a mounting plate, the upper end surface of the mounting plate is connected with a rotary drum, the annular outer surface of the upper end of the rotary drum is fixedly connected with an annular guide ring, the inner bottom end of the cylinder is fixedly connected with an annular retainer ring at the periphery of the rotary drum, a cover plate is buckled on the upper end surface of the cylinder, and a base is arranged under the cylinder. Again improving the service life of the motor.

Description

Centrifuge is used in high-purity oxalic acid preparation

Technical Field

The utility model relates to the technical field of oxalic acid production, in particular to a centrifugal machine for preparing high-purity oxalic acid.

Background

Oxalic acid is a metabolite of organisms, is widely distributed in plants, animals and fungi, and plays different functions in different life bodies, and researches show that various plants are rich in oxalic acid, particularly spinach, amaranth, beet, purslane, taro, sweet potato, rhubarb and other plants have the highest content, and the oxalic acid can reduce the bioavailability of mineral elements and is easy to form calcium oxalate with calcium ions in a human body to cause kidney stones, so the oxalic acid is often considered as an antagonist for absorption and utilization of the mineral elements.

The method has the advantages that a centrifuge technology is needed to be used in the production process of the oxalic acid, fixed particles or impurities in the oxalic acid are separated, so that the purity of the oxalic acid is improved, when the existing centrifuge works, the centrifuge often shakes, the service life of the centrifuge is shortened, and therefore the centrifuge for preparing the high-purity oxalic acid is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-purity oxalic acid preparation centrifugal machine to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a centrifugal machine for preparing high-purity oxalic acid comprises a cylinder, wherein a motor is fixedly installed on the bottom end face of the cylinder, an installation plate is fixedly connected to the output end of the motor, a rotary drum is fixedly connected to the upper end face of the installation plate, an annular flow guide ring is fixedly connected to the outer annular surface of the upper end of the rotary drum, an annular check ring is fixedly connected to the inner bottom end of the cylinder and located on the periphery of the rotary drum, a liquid discharge pipe is fixedly connected to the lower portion of the outer surface of the cylinder, an electromagnetic valve is fixedly installed on the liquid discharge pipe, a cover plate is buckled on the upper end face of the cylinder, a liquid pump is installed in the middle of the upper end face of the cover plate, a liquid discharge pipe is fixedly connected to the output of the liquid pump, the lower end of the liquid discharge pipe extends into the cylinder, a liquid inlet pipe is fixedly connected to the input end of the liquid pump, a base is arranged under the cylinder, and a plurality of sleeves are fixedly connected to the upper end face of the base, the inner portion of the sleeve is connected with a sliding block in a sliding mode, the upper end face of the sliding block is fixedly connected with a supporting column, the top end of the supporting column is fixedly connected with the bottom end face of the cylinder, and a spring is fixedly connected between the bottom end face of the sliding block and the side wall of the inner bottom end of the sleeve.

Preferably, the inner side wall of the cylinder is provided with a sound attenuation layer.

Preferably, the equal fixedly connected with mounting panel in surface left and right sides of drum, the bottom face fixed mounting of mounting panel has electric putter, the first connecting block of terminal surface fixedly connected with about the apron, electric putter's output and the bottom face fixed connection of first connecting block.

Preferably, the front and rear outer surfaces of the cylinder are fixedly connected with fixing blocks, the front and rear end faces of the cover plate are fixedly connected with second connecting blocks, guide rods penetrate through the second connecting blocks in a sliding mode, the top ends of the guide rods are fixedly connected with limiting blocks, and the bottom ends of the guide rods are fixedly connected with the upper end faces of the second connecting blocks.

Preferably, the corners around the upper end face of the base are provided with mounting holes.

Preferably, a flowmeter is fixedly mounted on the liquid inlet pipe, a controller is fixedly mounted on the front side surface of the cylinder and below the front side fixing block, and the controller is electrically connected with the signal input end of the electromagnetic valve, the signal input end of the electric push rod, the signal output end of the flowmeter, the signal input end of the liquid pump and the signal input end of the motor through leads respectively.

Compared with the prior art, the utility model has the beneficial effects that: the centrifugal machine is simple to operate and convenient to use, the oxalic acid liquid containing impurities is convenient to purify, the separated oxalic acid liquid can be prevented from contacting with the rotary drum through the annular retainer ring, and the rotary drum is prevented from driving the separated oxalic acid liquid to rotate, so that the centrifugal machine is prevented from shaking due to continuous flowing of the oxalic acid liquid, the service life of the motor is prolonged, and meanwhile, when the motor works, the generated vertical shaking can be eliminated or weakened under the action of the spring, and the service life of the motor is prolonged again; the noise reduction layer is used for eliminating noise and improving the noise reduction performance of the centrifuge; when the cover plate needs to be opened or closed, the electric push rod is started, the electric push rod works to drive the cover plate to move upwards or downwards, when the cover plate is closed, the cover plate can be closed more tightly, and when the cover plate is opened, personnel can clean impurities in the rotary drum conveniently; the flow meter is convenient for knowing the liquid amount entering the interior of the rotary drum, thereby avoiding the added oxalic acid liquid from overflowing the rotary drum due to excessive liquid.

Drawings

FIG. 1 is a schematic sectional view of a high purity oxalic acid preparation centrifuge in a front view;

FIG. 2 is a schematic diagram showing the main structure of a centrifuge for preparing high-purity oxalic acid.

In the figure: 1-base, 2-sleeve, 3-spring, 4-mounting hole, 5-slide block, 6-support column, 7-liquid discharge pipe, 8-electromagnetic valve, 9-cylinder, 10-electric push rod, 11-first connecting block, 12-cover plate, 13-liquid pump, 14-flowmeter, 15-liquid inlet pipe, 16-silencing layer, 17-annular guide ring, 18-rotary cylinder, 19-annular retainer ring, 20-mounting plate, 21-motor, 22-controller, 23-guide rod, 24-fixing block and 25-second connecting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a centrifugal machine for preparing high-purity oxalic acid comprises a cylinder 9, wherein a motor 21 is fixedly installed on the bottom end face of the cylinder 9, an output end of the motor 21 is fixedly connected with an installation plate 20, an upper end face of the installation plate 20 is fixedly connected with a rotary drum 18, an annular flow guide ring 17 is fixedly connected with the outer annular surface of the upper end of the rotary drum 18, an annular check ring 19 is fixedly connected with the inner bottom end of the cylinder 9 and positioned on the periphery of the rotary drum 8, a liquid discharge pipe 7 is fixedly connected below the outer surface of the cylinder 9, an electromagnetic valve 8 is fixedly installed on the liquid discharge pipe 7, a cover plate 12 is buckled on the upper end face of the cylinder 9, a liquid pump 13 is installed in the middle of the upper end face of the cover plate 12, a liquid outlet pipe is fixedly connected with the output of the liquid pump 13, the lower end of the liquid outlet pipe extends into the cylinder 9, a liquid inlet pipe 15 is fixedly connected with the input end of the liquid pump 13, a base 1 is arranged right below the cylinder 9, the upper end face of base 1 is fixedly connected with a plurality of sleeves 2, the inside sliding connection of sleeve 2 has slider 5, the upper end face fixedly connected with support column 6 of slider 5, the top of support column 6 and the bottom end face fixed connection of drum 9, fixedly connected with spring 3 between the bottom end face of slider 5 and the interior bottom end lateral wall of sleeve 2.

When the automatic oxalic acid separating device is used, the liquid pump 13 is started, the liquid pump 13 works to convey a proper amount of oxalic acid liquid containing impurities to the interior of the rotary drum 18, then the cover plate 12 is closed, the motor 21 is started, the motor 21 works to drive the rotary drum 18 to rotate at a high speed, the impurities are remained in the rotary drum 18 under the action of centrifugal force of the rotary drum 18, the oxalic acid liquid is thrown out of the rotary drum 18 and flows into the periphery of the annular retaining ring 19 along the annular flow guide ring 17, the annular retaining ring 19 can prevent the separated oxalic acid liquid from contacting the rotary drum 18, the rotary drum 18 is prevented from driving the separated oxalic acid liquid to rotate, the centrifugal machine is prevented from shaking due to continuous flowing of the oxalic acid liquid, the service life of the motor 21 is prolonged, meanwhile, the up-and-down shaking generated under the action of the spring 3 can be eliminated or weakened when the motor 21 works, the service life of the motor 21 is prolonged again, after the separation is finished, the electromagnetic valve 8 is opened, the oxalic acid liquid after purification is collected at the drain pipe 7 by personnel.

The inner side wall of the cylinder 9 is provided with a noise reduction layer 16, noise is generated when the rotary drum 18 rotates, and the noise reduction layer 16 is used for reducing noise and improving noise reduction performance of the centrifuge.

Equal fixedly connected with mounting panel in the surface left and right sides of drum 9, the bottom face fixed mounting of mounting panel has electric putter 10, terminal surface fixedly connected with first connecting block 11 about apron 12, electric putter 10's output and the bottom face fixed connection of first connecting block 11.

When the cover plate 12 needs to be opened or closed, the electric push rod 10 is started, the electric push rod 10 works to drive the cover plate 12 to move upwards or downwards, when the cover plate 12 is closed, the cover plate 12 can be closed more tightly, and when the cover plate 12 is opened, the personnel can clean impurities inside the rotary drum 18 conveniently.

The equal fixedly connected with fixed block 24 of outside surface around the drum 9, the equal fixedly connected with second connecting block 25 of terminal surface around the apron 12, slide on the second connecting block 25 and wear to be equipped with guide arm 23, the top fixedly connected with stopper of guide arm 23, the bottom of guide arm 23 and the up end fixed connection of second connecting block 25.

When the cover plate 12 moves up and down, the second connecting block 25 is driven to slide up and down along the guide rod 23, so that the cover plate 12 can be lifted and lowered stably

Mounting holes 4 are formed in corners around the upper end face of the base 1, and the centrifuge and the placing face are convenient to fixedly mount through the mounting holes 4.

The liquid inlet pipe 15 is fixedly provided with a flow meter 15, the front side surface of the cylinder 9 is fixedly provided with a controller 22 below a front side fixing block 24, and the controller 22 is electrically connected with a signal input end of the electromagnetic valve 8, a signal input end of the electric push rod 10, a signal output end of the flow meter 14, a signal input end of the liquid pump 13 and a signal input end of the motor 21 through leads.

The flow meter 15 facilitates the understanding of the amount of liquid entering the interior of the bowl 18, thereby avoiding the addition of too much oxalic acid liquid to spill out of the bowl 18.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high purity oxalic acid preparation centrifuge comprising a cylinder (9), characterized in that: the automatic feeding device is characterized in that a motor (21) is fixedly mounted on the bottom end face of the cylinder (9), an output end of the motor (21) is fixedly connected with a mounting plate (20), the upper end face of the mounting plate (20) is fixedly connected with a rotary drum (18), the outer annular surface of the upper end of the rotary drum (18) is fixedly connected with an annular flow guide ring (17), the inner bottom end of the cylinder (9) is fixedly connected with an annular check ring (19) at the periphery of the rotary drum (8), a liquid discharge pipe (7) is fixedly connected below the outer surface of the cylinder (9), an electromagnetic valve (8) is fixedly mounted on the liquid discharge pipe (7), a cover plate (12) is buckled on the upper end face of the cylinder (9), a liquid pump (13) is mounted in the middle of the upper end face of the cover plate (12), a liquid discharge pipe is fixedly connected to the output of the liquid pump (13), and the lower end of the liquid discharge pipe extends into the cylinder (9), the input fixedly connected with feed liquor pipe (15) of liquid pump (13), be provided with base (1) under drum (9), a plurality of sleeves (2) of up end fixedly connected with of base (1), the inside sliding connection of sleeve (2) has slider (5), the up end fixedly connected with support column (6) of slider (5), the top of support column (6) and the bottom face fixed connection of drum (9), fixedly connected with spring (3) between the bottom face of slider (5) and the interior bottom end lateral wall of sleeve (2).

2. The high purity oxalic acid preparation centrifuge of claim 1, wherein: the inner side wall of the cylinder (9) is provided with a sound attenuation layer (16).

3. The high purity oxalic acid preparation centrifuge of claim 2, wherein: the equal fixedly connected with mounting panel in surface left and right sides of drum (9), the bottom face fixed mounting of mounting panel has electric putter (10), terminal surface fixedly connected with first connecting block (11) about apron (12), the output of electric putter (10) and the bottom face fixed connection of first connecting block (11).

4. The high purity oxalic acid preparation centrifuge of claim 3, wherein: the equal fixedly connected with fixed block (24) of outside surface around drum (9), the equal fixedly connected with second connecting block (25) of terminal surface around apron (12), guide arm (23) are worn to be equipped with in sliding on second connecting block (25), the top fixedly connected with stopper of guide arm (23), the bottom of guide arm (23) and the up end fixed connection of second connecting block (25).

5. The high purity oxalic acid preparation centrifuge of claim 4, wherein: and mounting holes (4) are formed in corners around the upper end surface of the base (1).

6. The high purity oxalic acid preparation centrifuge of claim 5, wherein: the liquid inlet pipe (15) is fixedly provided with a flowmeter (15), the front side surface of the cylinder (9) is fixedly provided with a controller (22) below the front side fixing block (24), and the controller (22) is electrically connected with a signal input end of the electromagnetic valve (8), a signal input end of the electric push rod (10), a signal output end of the flowmeter (14), a signal input end of the liquid pump (13) and a signal input end of the motor (21) through wires.