CN212832962U

CN212832962U - Membrane concentration and separation device for potassium hydroxide production wastewater

Info

Publication number: CN212832962U
Application number: CN202021161599.4U
Authority: CN
Inventors: 王明; 王晶; 沈飞
Original assignee: Wuxi Dongfeng New Energy Technology Co ltd
Current assignee: Wuxi Dongfeng New Energy Technology Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-30
Anticipated expiration: 2030-06-19

Abstract

The utility model relates to the technical field of potassium hydroxide production, in particular to a membrane concentration and separation device for potassium hydroxide production wastewater, which comprises a storage box and a filter box, wherein the upper end surface of the storage box is fixedly connected with the filter box, the upper end surface of the filter box is fixedly connected with a stirring motor, the tail end of a main shaft of the stirring motor is fixedly connected with a stirring shaft, the outer side of the stirring shaft is fixedly connected with an upper unit stirring rod, the lower end surface of the stirring shaft is fixedly connected with a lower unit stirring rod, a breathable membrane is arranged below the lower unit stirring rod, and a support frame; the utility model discloses in, through agitator motor, (mixing) shaft, the last unit puddler that sets up and lower unit puddler, agitator motor drives the (mixing) shaft and rotates, thereby the (mixing) shaft drives the upper and lower unit puddler and rotates and carry out stirring work to the stock solution of rose box inboard, makes the macromolecule in its stock solution roll, avoids it to pile up on the ventilated membrane surface, and this kind sets up the filtration efficiency height.

Description

Membrane concentration and separation device for potassium hydroxide production wastewater

Technical Field

The utility model relates to a potassium hydroxide production technical field specifically is potassium hydroxide production waste water membrane concentration separator.

Background

Potassium hydroxide white powder or flake solid. The sodium hydroxide has the melting point of 360-406 ℃, the boiling point of 1320-1324 ℃, the relative density of 2.044g/cm, the flash point of 52 DEG F, the refractive index of n20/D1.421 and the vapor pressure of 1mmHg, and has strong basicity and corrosivity, is extremely easy to absorb moisture in air to deliquesce, absorbs carbon dioxide to form potassium carbonate, is dissolved in about 0.6 part of hot water, 0.9 part of cold water, 3 parts of ethanol and 2.5 parts of glycerol, generates a large amount of heat when being dissolved in water, alcohol or treated by acid, has the pH value of 0.1mol/L solution of 13.5, is moderate in toxicity, has half lethal dose of 1230mg/kg, is dissolved in ethanol, is slightly soluble in ether, has strong basicity and corrosivity, and has the property similar to that of caustic soda.

The membrane concentration and separation device for potassium hydroxide production wastewater in the market at present flows materials into equipment, a membrane with selective permeation is used as a separation medium, micropores are densely distributed on the membrane wall, stock solution passes through one side of the membrane under certain pressure, a solvent and a small molecular solute permeate through the membrane wall to be filtrate, and a larger molecular solute is intercepted by a membrane, so that the aim of filtration is fulfilled.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concentrated separator of potassium hydroxide production waste water membrane to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

potassium hydroxide waste water membrane concentration separator, including bin and rose box, bin up end fixedly connected with rose box, rose box up end fixedly connected with agitator motor, the terminal fixedly connected with (mixing) shaft of agitator motor main shaft, the (mixing) shaft outside fixedly connected with upper unit puddler, unit puddler under the (mixing) shaft terminal fixedly connected with, unit puddler below is equipped with the ventilated membrane down, the ventilated membrane below is equipped with the carriage, terminal surface fixedly connected with slip ring under the carriage, the slip ring outside and rose box sliding connection, terminal surface central fixedly connected with hydraulic stem under the slip ring, terminal surface fixedly connected with support frame under the hydraulic stem, terminal surface and bin fixed connection under the support frame.

Preferably, the outer side of the hydraulic rod is fixedly connected with a shielding frame, and the upper end surface of the shielding frame is in an arc surface arrangement.

Preferably, the upper end surface of the support frame is in an arc surface arrangement, the support frame is in a hollow arrangement, and the sliding ring is in an annular arrangement.

Preferably, the lower end surface of the lower stirring rod unit is arc-shaped, the number of the lower stirring rod unit is four, the lower stirring rod unit is uniformly distributed on the lower end surface of the stirring shaft, and the upper stirring rod unit is rod-shaped.

Preferably, the bin right-hand member face rotates and is connected with the turnstile, rose box right-hand member face fixedly connected with fixed plate, fixed plate up end fixedly connected with booster pump, booster pump left end face fixedly connected with trachea, the trachea other end and rose box intercommunication, rose box left end face intercommunication has the inlet pipe.

Preferably, the support frame is the setting of C type, the support frame below is equipped with row material pipe, arrange material pipe right side and bin intercommunication.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged stirring motor, the stirring shaft, the upper unit stirring rod and the lower unit stirring rod, the stirring motor drives the stirring shaft to rotate, and the stirring shaft drives the upper unit stirring rod and the lower unit stirring rod to rotate so as to stir the stock solution in the filter box, so that macromolecules in the stock solution roll, and the accumulation of the macromolecules on the surface of the breathable film is avoided;

2. the utility model discloses in, through slip ring, hydraulic stem, shelter from frame, carriage and the revolving door that sets up, when the ventilated membrane damages or blocks up, drive the carriage through starting hydraulic stem and descend, then drive the slip ring and move down to make the carriage drive the ventilated membrane and descend, can take off it through the revolving door this moment and change or clear up, need not to dismantle equipment, save a large amount of time.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1-storage tank, 2-filter tank, 3-stirring motor, 4-stirring shaft, 5-upper unit stirring rod, 6-lower unit stirring rod, 7-feeding pipe, 8-fixing plate, 9-booster pump, 10-air pipe, 11-supporting frame, 12-air-permeable film, 13-sliding ring, 14-hydraulic rod, 15-shielding frame, 16-supporting frame, 17-rotating door and 18-discharging pipe.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the membrane concentration and separation device for the potassium hydroxide production wastewater comprises a storage tank 1 and a filter tank 2, wherein the upper end face of the storage tank 1 is fixedly connected with the filter tank 2, the upper end face of the filter tank 2 is fixedly connected with a stirring motor 3, the tail end of a main shaft of the stirring motor 3 is fixedly connected with a stirring shaft 4, the outer side of the stirring shaft 4 is fixedly connected with an upper unit stirring rod 5, the lower end face of the stirring shaft 4 is fixedly connected with a lower unit stirring rod 6, a breathable membrane 12 is arranged below the lower unit stirring rod 6, a supporting frame 11 is arranged below the breathable membrane 12, the breathable membrane 12 can be supported by the supporting frame 11, the breathable membrane 12 is prevented from being damaged due to over-high pressure, the normal use of the breathable membrane is ensured, the lower end face of the supporting frame 11 is fixedly connected with a sliding ring 13, the up-and-down movement stability of the supporting ring 11 is ensured, the lower end surface of the supporting frame 16 is fixedly connected with the storage box 1.

The outer side of the hydraulic rod 14 is fixedly connected with a shielding frame 15, the upper end of the shielding frame 15 is arranged in a cambered surface manner, the shielding frame can shield the stock solution above the hydraulic rod 14 to play a certain shielding role, the upper end of the supporting frame 11 is arranged in a cambered surface manner, the supporting frame 11 is arranged in a hollow manner, the normal falling of the stock solution is ensured, the sliding ring 13 is arranged in a ring manner, the lower end of the lower unit stirring rod 6 is arranged in an arc manner, the number of the lower unit stirring rods 6 is four, the lower unit stirring rods 6 are uniformly distributed on the lower end surface of the stirring shaft 4, the upper unit stirring rod 5 is arranged in a rod-shaped manner, the upper unit stirring rod 5 is used for stirring the middle part of the stock solution, the lower unit stirring rod 6 can drive the stock solution and macromolecular substances above the breathable film 12 to roll, the stock solution and the macromolecular substances are prevented from being accumulated on the surface of the breathable film 12, the right, 2 right-hand member face fixedly connected with fixed plates 8 of rose box, 8 up end fixedly connected with booster pumps 9 of fixed plate, booster pump 9 is to the inboard pressure boost of its rose box 2, thereby accelerate stoste filtration efficiency, booster pump 9 left end face fixedly connected with trachea 10, the trachea 10 other end communicates with

rose box

2, 2 left end face intercommunications of rose box have inlet pipe 7, support frame 16 is the setting of C type, support frame 16 below is equipped with row material pipe 18, arrange material pipe 18 right side and bin 1 intercommunication, this kind of setting guarantees that the stoste after filtering can discharge.

The working process is as follows: when the device is used, a power supply is connected, stock solution enters the filter box 2 through the feeding pipe 7, then the stirring motor 3 is started to drive the stirring shaft 4 to rotate, the stirring shaft 4 drives the upper unit stirring rod 5 and the lower unit stirring rod 6 to rotate, so that the stock solution is stirred, macromolecule precipitation is prevented from accumulating above the breathable film 12, then the filter box 2 is pressurized through the booster pump 9 and the air pipe 10, so that the filtering concentration efficiency of the stock solution can be accelerated, when the device is used for a long time, a large amount of macromolecular substances are accumulated on the surface of the breathable film 12, or the device is damaged, the stock solution stops being injected into the interior, the device is started through the hydraulic rod 14 to drive the support frame 11 to move downwards, the support frame 11 drives the sliding ring 13 and the breathable film 12 to move downwards, at the moment, the rotating door 17 is opened, then the breathable film 12 can be taken out and replaced or dredged, the discharge pipe 18 is provided to ensure that the filtered stock solution can be discharged, and the support frame 16 functions to support the hydraulic rod 14.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Concentrated separator of potassium hydroxide waste water membrane, including bin (1) and rose box (2), its characterized in that: the bin is characterized in that a filter box (2) is fixedly connected to the upper end face of the bin (1), a stirring motor (3) is fixedly connected to the upper end face of the filter box (2), a stirring shaft (4) is fixedly connected to the tail end of a main shaft of the stirring motor (3), an upper unit stirring rod (5) is fixedly connected to the outer side of the stirring shaft (4), a lower unit stirring rod (6) is fixedly connected to the lower end face of the stirring shaft (4), a breathable film (12) is arranged below the lower unit stirring rod (6), a support frame (11) is arranged below the breathable film (12), a sliding ring (13) is fixedly connected to the lower end face of the support frame (11), the outer side of the sliding ring (13) is slidably connected with the filter box (2), a hydraulic rod (14) is fixedly connected to the center of the lower end face of the sliding ring (13, the lower end surface of the support frame (16) is fixedly connected with the storage box (1).

2. The membrane concentration and separation device for wastewater generated in potassium hydroxide production according to claim 1, which is characterized in that: the hydraulic rod (14) outside fixedly connected with shielding frame (15), shielding frame (15) up end personally submits the cambered surface setting.

3. The membrane concentration and separation device for wastewater generated in potassium hydroxide production according to claim 1, which is characterized in that: the support frame (11) up end personally submits the cambered surface setting, support frame (11) are the fretwork setting, slip ring (13) are cyclic annular setting.

4. The membrane concentration and separation device for wastewater generated in potassium hydroxide production according to claim 1, which is characterized in that: the arc setting is personally submitted to lower unit puddler (6) lower extreme, unit puddler (6) quantity is four down, and lower unit puddler (6) evenly distributed terminal surface under (mixing) shaft (4), it is shaft-like setting to go up unit puddler (5).

5. The membrane concentration and separation device for wastewater generated in potassium hydroxide production according to claim 1, which is characterized in that: bin (1) right-hand member face rotates and is connected with revolving door (17), rose box (2) right-hand member face fixedly connected with fixed plate (8), fixed plate (8) up end fixedly connected with booster pump (9), booster pump (9) left end face fixedly connected with trachea (10), trachea (10) other end and rose box (2) intercommunication, rose box (2) left end face intercommunication has inlet pipe (7).

6. The membrane concentration and separation device for wastewater generated in potassium hydroxide production according to claim 1, which is characterized in that: support frame (16) are the setting of C type, support frame (16) below is equipped with row material pipe (18), arrange material pipe (18) right side and bin (1) intercommunication.