CN211645409U

CN211645409U - Acrylonitrile electrolytic tank convenient for evenly injecting background electrolyte

Info

Publication number: CN211645409U
Application number: CN201920563560.6U
Authority: CN
Inventors: 满聪
Original assignee: Qingdao Zhongshi Hengrun Chemical Technology Co ltd
Current assignee: Qingdao Zhongshi Hengrun Chemical Technology Co ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-10-09
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses a fine electrolysis trough of propylene convenient to background electrolyte evenly pours into, including floating the board, annotating liquid hole and PH sensor, the side of floating the board is connected with annotates the liquid pipe, the top of prevention of seepage stopper is provided with the clamp plate, the outside middle part of clamp plate is provided with the push rod that is located the inside of floating the board, and the end-to-end connection of push rod has the connecting rod, the end of push rod still is connected with first spring, and just first spring is located the below of connecting rod, annotate the liquid hole and set up the lower extreme at annotating the liquid pipe, and the bottom of annotating the liquid pipe is connected with the second spring, the outside of annotating the liquid pipe is provided with the clamp, the PH sensor all has the installation in the. The acrylonitrile electrolytic tank convenient for evenly injecting the background electrolyte is beneficial to improving the blending efficiency, is convenient for automatically adjusting the injection range, is beneficial to quick production and use and is beneficial to safe operation.

Description

Acrylonitrile electrolytic tank convenient for evenly injecting background electrolyte

Technical Field

The utility model relates to the technical field of acrylonitrile electrolytic cell correlation, in particular to an acrylonitrile electrolytic cell convenient for the even injection of background electrolyte.

Background

In order to meet the requirement of large-scale quick production of adiponitrile, acrylonitrile electrolysis is adopted for production under the background of the prior art, and potassium phosphate solution with certain concentration is required to be added as background electrolyte for electrolysis in the acrylonitrile electrolysis production so as to facilitate the quick electrolysis production of adiponitrile in an electrolytic bath;

most of the current common methods are that the background electrolyte is directly led into acrylonitrile to be mixed, so that the pH value of the solution is adjusted to be in a suitable range, but the method is inconvenient to produce and use quickly, is low in adjusting efficiency, is weak in alkaline and corrosive, and is not beneficial to ensuring the health and safety of workers, and therefore the acrylonitrile electrolytic cell convenient for uniformly injecting the background electrolyte is provided, so that the problems are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fine electrolysis trough of propylene convenient to background electrolyte evenly pours into to solve the present background electrolyte injection method commonly used that the above-mentioned background art provided and be not convenient for quick production and use, problem that the concoction efficiency is slow.

In order to achieve the above object, the utility model provides a following technical scheme: an acrylonitrile electrolytic tank convenient for evenly injecting background electrolyte comprises a floating plate, an injection hole and a PH sensor, wherein the side of the floating plate is connected with an injection pipe, the outer side of the injection pipe is connected with an anti-seepage plug positioned on the inner side of the floating plate, the anti-seepage plug is in corresponding threaded connection with the floating plate, a pressing plate is arranged above the anti-seepage plug, a limiting plate is fixed on the outer side of the pressing plate, the inner side surface of the pressing plate is connected with a fixed block, a push rod positioned in the floating plate is arranged in the middle of the outer side of the pressing plate, the tail end of the push rod is connected with a connecting rod, the tail end of the push rod is also connected with a first spring, the first spring is positioned below the connecting rod, the injection hole is arranged at the lower end of the injection pipe, the bottom end of the injection pipe is connected with a second spring, a clamp is arranged on the, the PH sensors are arranged on the left side and the right side of the inner lower part of the floating plate.

Preferably, the pressing plate and the limiting plate are both in semicircular annular structures, the pressing plate and the limiting plate are in an integrated structure, and the fixing blocks are arranged on the inner side surfaces of the pressing plate at equal intervals.

Preferably, the connection mode between push rod and the connecting rod is for articulating, and constitutes linkage structure between push rod, connecting rod and the first spring to the cross sectional shape structure of push rod is horizontal "T" font structure, and the block is connected between the top of push rod and the clamp plate.

Preferably, a pressure lever is correspondingly arranged above the connecting rod, and the top end of the pressure lever is correspondingly in threaded connection with the floating plate.

Preferably, the liquid injection hole is uniformly formed at the lower end of the liquid injection pipe, and the bottom end of the liquid injection pipe is telescopically connected with a fixed rod through a second spring.

Preferably, the blocking block is of a sliding structure in the liquid injection pipe, and the outer side surface of the blocking block is attached to the inside of the liquid injection pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the acrylonitrile electrolytic tank convenient for evenly injecting the background electrolyte is beneficial to improving the blending efficiency, is convenient for automatically adjusting the injection range, is beneficial to quick production and use and is beneficial to safe operation;

1. through each main body structure made of acid and alkali resistant plastics, the floating plate can float in the solution conveniently, and through the friction fit sealing between the anti-seepage plug and the liquid injection pipe and the threaded connection between the anti-seepage plug and the floating plate, the solution below the floating plate can be prevented from entering the floating plate through the anti-seepage plug conveniently, so that the stability of the floating plate can be ensured;

2. the connecting rod is convenient to extrude through threaded connection between the pressing rod and the floating plate, so that the connecting rod pushes the push rod to the liquid injection pipe, the push rod is clamped with the pressing plate, the pressing plate monomers are close to each other, and the liquid injection pipe is fixedly clamped through the fixing block on the inner side of the pressing plate;

3. will annotate liquid tub bottom through the clamp and fix in the electrolysis trough, and carry on spacingly to annotating the liquid pipe through annotating the fixed rod of liquid pipe end-to-end connection, when being convenient for float the board along with solution height is showy, make the vertical portion length in bottom of annotating the liquid pipe can stretch out and draw back, so that carry out the discharge mixed use of potassium phosphate solution through annotating the liquid hole, be convenient for simultaneously through the jam piece to annotating the bottom of liquid pipe vertical portion and block up, the solution of being convenient for discharges evenly.

Drawings

FIG. 1 is a front sectional structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the pressing plate of the present invention;

fig. 3 is a schematic view of the installation structure of the liquid injection pipe of the present invention.

In the figure: 1. a floating plate; 2. a liquid injection pipe; 3. an anti-seepage plug; 4. pressing a plate; 5. a limiting plate; 6. a fixed block; 7. a push rod; 8. a connecting rod; 9. a first spring; 10. a pressure lever; 11. a liquid injection hole; 12. a second spring; 13. fixing the rod; 14. clamping a hoop; 15. a plugging block; 16. and a pH sensor.

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. 1-3, the present invention provides a technical solution: an acrylonitrile electrolytic tank convenient for evenly injecting background electrolyte comprises a floating plate 1, an injection pipe 2, an anti-seepage plug 3, a pressure plate 4, a limit plate 5, a fixed block 6, a push rod 7, a connecting rod 8, a first spring 9, a pressure rod 10, an injection hole 11, a second spring 12, a fixed rod 13, a clamp 14, a blocking block 15 and a PH sensor 16, wherein the side of the floating plate 1 is connected with the injection pipe 2, the outer side of the injection pipe 2 is connected with the anti-seepage plug 3 positioned on the inner side of the floating plate 1, the anti-seepage plug 3 is correspondingly in threaded connection with the floating plate 1, the pressure plate 4 is arranged above the anti-seepage plug 3, the limit plate 5 is fixed on the outer side of the pressure plate 4, the fixed block 6 is connected with the inner side of the pressure plate 4, the push rod 7 positioned inside the floating plate 1 is arranged in the middle of the outer side of the pressure plate 4, the tail end of the push, and first spring 9 is located the below of connecting rod 8, annotates liquid hole 11 and sets up the lower extreme at annotating liquid pipe 2, and annotates the bottom of liquid pipe 2 and be connected with second spring 12, and the outside of annotating liquid pipe 2 is provided with clamp 14, and annotates the inside of liquid pipe 2 and has placed jam piece 15, and PH sensor 16 all has the installation in the inside below left and right sides of floating board 1.

As shown in fig. 1 and 2, the pressing plate 4 and the limiting plate 5 are both in a semicircular structure, the pressing plate 4 and the limiting plate 5 are in an integrated structure, and the fixing blocks 6 are arranged on the inner side surface of the pressing plate 4 at equal intervals, so that the pressing plate 4 and the push rod 7 can be conveniently clamped through the limiting plate 5, and the clamping force of the pressing plate 4 on the injection pipe 2 can be conveniently ensured through the fixing blocks 6;

like the connected mode between push rod 7 and the connecting rod 8 in fig. 1 and fig. 2 for articulated, and push rod 7, constitute the interlock structure between connecting rod 8 and the first spring 9, and the cross sectional shape structure of push rod 7 is horizontal "T" font structure, and the block is connected between the top of push rod 7 and the clamp plate 4, be convenient for promote push rod 7, be convenient for clamp plate 4 fixed, the top correspondence of connecting rod 8 is provided with depression bar 10, and correspond threaded connection between the top of depression bar 10 and the floating plate 1, be convenient for guarantee push rod 7's stability, be convenient for guarantee overall stability.

Like figure 1 and figure 3 notes liquid hole 11 evenly set up at the lower extreme of annotating liquid pipe 2, and annotate the bottom of liquid pipe 2 and have a dead lever 13 through second spring 12 telescopic connection, it is spacing to the end of annotating liquid pipe 2 to be convenient for, the flexible of annotating liquid pipe 2 is convenient for, blocks up piece 15 and is sliding construction in the inside of annotating liquid pipe 2, and blocks up and to laminate mutually between 15 lateral surfaces of piece and the inside of annotating liquid pipe 2, is convenient for to annotate the bottom of liquid pipe 2 and blocks up, is convenient for guarantee evenly to pour into background electrolyte into.

The working principle is as follows: when the acrylonitrile electrolytic tank convenient for evenly injecting the background electrolyte is used, the outer side of the liquid injection pipe 2 is connected with the anti-seepage plug 3, the sealing between the liquid injection pipe 2 and the anti-seepage plug 3 is ensured through the joint between the liquid injection pipe 2 and the anti-seepage plug 3, the length of the liquid injection pipe 2 below the anti-seepage plug 3 is adjusted, the liquid injection pipe 2 is installed through the threaded connection between the anti-seepage plug 3 and the

floating plate

1, 2 groups of pressing plates 4 are correspondingly placed above the anti-seepage plug 3 in the left-right direction, the pressing rod 10 is correspondingly connected with the floating plate 1, the pressing rod 8 is extruded by the pressing rod 10, the push rod 7 slides in the floating plate 1 through the linkage between the connecting rod 8 and the push rod 7, so that the top end of the push rod 7 is clamped with the pressing plate 4, the pressing plate 4 clamps and fixes the liquid injection pipe 2 through the fixing block 6, and the elastic action of the first spring 9, the push rod 7 can be conveniently pulled after the pressure rod 10 is disassembled, the connecting rod 8 can conveniently slide upwards, the pressure plate 4 can be conveniently taken out, and the liquid injection pipe 2 can be conveniently disassembled;

the method comprises the steps of uniformly forming liquid injection holes 11 on a liquid injection pipe 2 reserved below an anti-seepage plug 3, fixing the tail end of the liquid injection pipe 2 in an electrolytic bath (not shown in the figure) through a fixing rod 13, clamping a clamp 14 on the outer side of the liquid injection pipe 2, limiting the position of the liquid injection pipe 2, then carrying out easy blending, enabling a floating plate 1 to float and lift along with the increase of solution, pulling the liquid injection pipe 2 so as to increase the vertical part of the liquid injection pipe 2, simultaneously injecting potassium phosphate through the top end of the liquid injection pipe 2, blocking the space between the vertical part and the horizontal part of the liquid injection pipe 2 through a blocking block 15 arranged in the liquid injection pipe 2 and having a length larger than the inner diameter of the liquid injection pipe 2, facilitating uniform discharge of the potassium phosphate solution through the liquid injection holes 11 in the vertical part of the liquid injection pipe 2, facilitating rapid mixing of the solution, and facilitating online real-time detection of the pH value through a pH, the PH sensor 16 is of an OPTISENSSH 8100pH type, so that normal use is guaranteed, the electrolytic cell adopted in the scheme can be an adiponitrile electrolytic cell for electrolyzing acrylonitrile provided by a Chinese utility model with an authorization notice number of CN 205934038U, and therefore detailed description is not provided in the specification, namely the whole working process of the acrylonitrile electrolytic cell convenient for evenly injecting background electrolyte, and the content which is not described in detail in the specification belongs to the prior art known by professionals in the field.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an acrylonitrile electrolysis trough convenient to background electrolyte evenly pours into, includes and floats board (1), annotates liquid hole (11) and PH sensor (16), its characterized in that: the side of the floating plate (1) is connected with a liquid injection pipe (2), the outer side of the liquid injection pipe (2) is connected with an anti-seepage plug (3) positioned on the inner side of the floating plate (1), the anti-seepage plug (3) is in corresponding threaded connection with the floating plate (1), a pressing plate (4) is arranged above the anti-seepage plug (3), a limiting plate (5) is fixed on the outer side of the pressing plate (4), a fixing block (6) is connected with the inner side surface of the pressing plate (4), a push rod (7) positioned in the floating plate (1) is arranged in the middle of the outer side of the pressing plate (4), the tail end of the push rod (7) is connected with a connecting rod (8), the tail end of the push rod (7) is also connected with a first spring (9), the first spring (9) is positioned below the connecting rod (8), the liquid injection hole (11) is arranged at the lower end of the liquid injection pipe (2), and the bottom end of the, annotate the outside of liquid pipe (2) and be provided with clamp (14), and annotate the inside of liquid pipe (2) and placed jam block (15), PH sensor (16) all have the installation in the inside below left and right sides of floating board (1).

2. The acrylonitrile electrolytic cell convenient for background electrolyte uniform injection according to claim 1, wherein: pressing plate (4) and limiting plate (5) all are semicircle loop configuration, and be the integral structure between pressing plate (4) and limiting plate (5) to the medial surface of pressing plate (4) is equidistant to be provided with fixed block (6).

3. The acrylonitrile electrolytic cell convenient for background electrolyte uniform injection according to claim 1, wherein: the connecting mode between push rod (7) and connecting rod (8) is articulated, and constitutes linkage structure between push rod (7), connecting rod (8) and first spring (9), and the cross sectional shape structure of push rod (7) is horizontal "T" font structure, and the block is connected between the top of push rod (7) and clamp plate (4).

4. The acrylonitrile electrolytic cell convenient for background electrolyte uniform injection according to claim 1, wherein: the upper part of the connecting rod (8) is correspondingly provided with a pressure lever (10), and the top end of the pressure lever (10) is correspondingly in threaded connection with the floating plate (1).

5. The acrylonitrile electrolytic cell convenient for background electrolyte uniform injection according to claim 1, wherein: the lower end of the liquid injection pipe (2) is uniformly provided with the liquid injection hole (11), and the bottom end of the liquid injection pipe (2) is telescopically connected with a fixed rod (13) through a second spring (12).

6. The acrylonitrile electrolytic cell convenient for background electrolyte uniform injection according to claim 1, wherein: the blocking block (15) is of a sliding structure in the liquid injection pipe (2), and the outer side surface of the blocking block (15) is attached to the inside of the liquid injection pipe (2).