CN216605041U

CN216605041U - Solution proportioning and blending device for SCR denitration catalyst production

Info

Publication number: CN216605041U
Application number: CN202220012104.4U
Authority: CN
Inventors: 柳浏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-05-27
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses a solution proportioning and blending device for SCR denitration catalyst production, which belongs to the field of denitration catalyst production and comprises a mixing box body, wherein the top of the mixing box body is provided with a plurality of pre-mixing cylinders, the pre-mixing cylinders are connected with the mixing box body through pipelines, the outer sides of the pre-mixing cylinders are provided with a plurality of quantifying cylinders, the quantifying cylinders are connected with the pre-mixing cylinders through hoses, an L-shaped support plate is fixed at the top of each pre-mixing cylinder, a first motor is fixed on the inner side of the top of each L-shaped support plate, the output end of each first motor is vertically and downwards fixed with a rotating rod, a sliding rotating column is sleeved on the outer side of the rotating rod, and the sliding rotating column is in clearance fit with the pre-mixing cylinders. It can carry out the premix to partial raw materials when carrying out quantitative ratio to solution, and then can not lead to the order confusion that the raw materials mixed to catalyst denitration's effect and efficiency have been promoted.

Description

Solution proportioning and blending device for SCR denitration catalyst production

Technical Field

The utility model relates to the field of production of denitration catalysts, in particular to a solution proportional dosing device for production of an SCR denitration catalyst.

Background

Among the numerous flue gas denitration methods, Selective Catalytic Reduction (SCR) denitration techniques are widely used due to their high denitration efficiency;

when the SCR catalysts are produced, different raw materials need to be proportioned quantitatively, and before all the raw materials are proportioned and mixed, part of the raw materials need to be mixed in advance and then mixed totally, for example, an SCR flue gas denitration composite catalyst and a preparation method thereof proposed by the publication number CN101352678B, and for example, a metal composite oxide SCR flue gas denitration catalyst and a preparation method thereof proposed by the publication number CN106513011A, the method is used;

in the existing device, part of raw materials in the mode are often inconvenient to pre-mix, so that all the raw materials are stirred together, the raw material mixing sequence is disordered, and the denitration effect and efficiency of the catalyst are reduced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a solution proportioning and blending device for producing an SCR denitration catalyst, which can pre-mix partial raw materials when the solution is proportioned quantitatively, so that the raw material mixing sequence is not disordered, and the denitration effect and efficiency of the catalyst are improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A solution proportional batching device for SCR denitration catalyst production comprises a mixing box body, wherein a plurality of premixing cylinders are mounted at the top of the mixing box body, the premixing cylinders are connected with the mixing box body through pipelines, a plurality of quantifying cylinders are arranged on the outer sides of the premixing cylinders, and the quantifying cylinders are connected with the premixing cylinders through hoses;

an L-shaped supporting plate is fixed to the top of the premixing cylinder, a first motor is fixed to the inner side of the top of the L-shaped supporting plate, a rotating rod is vertically and downwards fixed to the output end of the first motor, a sliding rotating column is sleeved on the outer side of the rotating rod, the sliding rotating column is in clearance fit with the premixing cylinder, and a stirring rod is fixed to the bottom of the sliding rotating column and located on the inner side of the premixing cylinder;

and the top of the premixing barrel is also provided with a driving mechanism, and the driving mechanism is used for driving the sliding rotating column to move up and down.

Further, actuating mechanism is including the reciprocating plate, the reciprocating plate rotate connect in the outside of post is rotated in the slip, the reciprocating plate with be provided with a plurality of elastic component between the premix section of thick bamboo, the top of premix section of thick bamboo just is located the both sides of reciprocating plate all are fixed with the connecting plate, the connecting plate is kept away from one side of reciprocating plate is fixed with the second motor, the output of second motor is fixed with rotates and presses the body, just rotate and press the body set up in the top of reciprocating plate.

Furthermore, every elastic component all includes fixed frame post, fixed frame post is fixed in the top of a premix section of thick bamboo, the top sliding connection of fixed frame post has the slip spliced pole, just the top of slip spliced pole with reciprocal board fixed connection, the inboard of fixed frame post just is located the bottom of slip spliced pole is provided with the spring.

Further, the shape of the stirring rod is Z-shaped.

Further, one side welding of dwang has spacing, just the inboard setting of slip rotation post with the corresponding spout of spacing, just spacing with the slip rotation post passes through spout sliding connection.

Further, the shape of the rotating pressing body is oblate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

this scheme is through mutually supporting between first motor, the slip rotation post and the puddler for the device can carry out the premix to some raw materials when carrying out quantitative ratio to solution, and then can not lead to the order confusion that the raw materials mixes, thereby has promoted the effect and the efficiency of catalyst denitration.

Drawings

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

FIG. 2 is a schematic view of the pre-mixing barrel, dosing barrel and first motor of the present invention;

FIG. 3 is a cross-sectional view of a pre-mixing cartridge of the present invention;

FIG. 4 is a schematic view of the structure between the first motor, the sliding rotary column and the stirring rod according to the present invention;

FIG. 5 is a schematic view of the structure between the L-shaped support plate, the first motor and the reciprocating plate according to the present invention;

fig. 6 is a schematic view of the structure among the sliding connection post, the spring and the fixed frame post of the present invention.

The numbering in the figures illustrates:

1. a mixing box body; 2. a pre-mixing drum; 3. a dosing cylinder; 4. a hose; 5. a first motor; 6. an L-shaped support plate; 7. rotating the rod; 8. a limiting strip; 9. sliding the rotating column; 10. a stirring rod; 11. a reciprocating plate; 12. a connecting plate; 13. a second motor; 14. a rotating dynamic body; 15. fixing the frame column; 16. a sliding connection column; 17. a spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-6, a solution proportioning and blending device for producing an SCR denitration catalyst comprises a mixing box body 1, wherein a plurality of premixing cylinders 2 are mounted at the top of the mixing box body 1, the premixing cylinders 2 are connected with the mixing box body 1 through pipelines, a plurality of quantifying cylinders 3 are arranged on the outer sides of the premixing cylinders 2, measuring pieces are arranged inside the quantifying cylinders 3 and used for measuring the amount of solution, the measuring pieces can be liquid level sensors, weight sensors and the like, and the quantifying cylinders 3 are connected with the premixing cylinders 2 through hoses 4;

an L-shaped support plate 6 is fixed at the top of the premixing barrel 2, a first motor 5 is fixed on the inner side of the top of the L-shaped support plate 6, a rotating rod 7 is vertically and downwardly fixed at the output end of the first motor 5, a sliding rotating column 9 is sleeved on the outer side of the rotating rod 7, the sliding rotating column 9 is in clearance fit with the premixing barrel 2, and a stirring rod 10 is fixed at the bottom of the sliding rotating column 9 and positioned on the inner side of the premixing barrel 2;

the top of the premixing barrel 2 is also provided with a driving mechanism which is used for driving the sliding rotating column 9 to move up and down.

Referring to fig. 2 and 5, the driving mechanism includes a reciprocating plate 11, the reciprocating plate 11 is rotatably connected to the outer side of the sliding rotation column 9, a plurality of elastic components are disposed between the reciprocating plate 11 and the pre-mixing cylinder 2, a connecting plate 12 is fixed on the top of the pre-mixing cylinder 2 and on both sides of the reciprocating plate 11, a second motor 13 is fixed on one side of the connecting plate 12 away from the reciprocating plate 11, a rotating pressing body 14 is fixed on an output end of the second motor 13, the rotating pressing body 14 is disposed on the top of the reciprocating plate 11, the second motor 13 is started to rotate the rotating pressing body 14 driven by the second motor 13, the rotating pressing body 14 can drive the reciprocating plate 11 to reciprocate up and down by the arrangement of the shape of the rotating pressing body 14, the sliding rotation column 9 is driven to move up and down by the reciprocating plate 11, the reciprocating plate 11 is rotatably connected with the sliding rotation column 9 by a bearing, so that the reciprocating plate 11 drives the sliding rotation column 9 to move up and down, the rotation of the sliding rotation column 9 is not affected, and the reciprocating plate 11 can be reset through the elastic component when the rotating dynamic body 14 does not apply force to the reciprocating plate after moving downwards through the arrangement of the elastic component.

Referring to fig. 6, each elastic component includes a fixed frame column 15, the fixed frame column 15 is fixed to the top of the pre-mixing barrel 2, the top of the fixed frame column 15 is slidably connected with a sliding connection column 16, the top of the sliding connection column 16 is fixedly connected with the reciprocating plate 11, a spring 17 is arranged on the inner side of the fixed frame column 15 and at the bottom of the sliding connection column 16, and the rotating pressing body 14 can be reset by the reciprocating plate 11 through the arrangement of the spring 17 when pressing the reciprocating plate 11.

Referring to fig. 4, the shape of the stirring rod 10 is Z-shaped, so that the stirring rod 10 can stir and mix the raw materials better.

Referring to fig. 4, one side welding of dwang 7 has spacing 8, and slides and rotate the inboard setting of post 9 and the corresponding spout of spacing 8, and spacing 8 and slide and rotate post 9 and pass through spout sliding connection for dwang 7 can drive spacing 8 and rotate when rotating, and then leads to the slip to rotate post 9 when sliding on dwang 7, can avoid the slip to rotate post 9 and rotate on dwang 7.

Referring to fig. 5, the shape of the rotating pressing member 14 is oblate, so that the rotating pressing member 14 can reciprocally press the reciprocating plate 11 when rotating.

The working principle is as follows: when the user uses the device, when the raw materials ration ratio to SCR denitration catalyst is in order to produce, pour raw material solution into the inside of a ration section of thick bamboo 3, and measure through the inside measuring part of a ration section of thick bamboo 3, reach certain value degree after measuring, can be leading-in the inside to a premix section of thick bamboo 2 with solution, carry out the premix of some raw materialss, when mixing these raw materials, can start first motor 5, make the output of first motor 5 drive dwang 7 and slip rotation post 9 rotate, and then drive puddler 10 through slip rotation post 9 and rotate, thereby make puddler 10 can carry out better mixture to these solutions, after the completion of mixing, can lead-in the solution to the inside of mixing box 1 that 2 inside mixings of premix section of thick bamboo were accomplished, the completion is to the ration ratio of solution, carry out the production of process on next step.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.

Claims

1. The utility model provides a solution proportioning and blending device is used in production of SCR denitration catalyst, includes mixing box (1), its characterized in that: the top of the mixing box body (1) is provided with a plurality of premixing cylinders (2), the premixing cylinders (2) are connected with the mixing box body (1) through pipelines, the outer side of each premixing cylinder (2) is provided with a plurality of quantifying cylinders (3), and the quantifying cylinders (3) are connected with the premixing cylinders (2) through hoses (4);

an L-shaped supporting plate (6) is fixed to the top of the premixing barrel (2), a first motor (5) is fixed to the inner side of the top of the L-shaped supporting plate (6), a rotating rod (7) is vertically and downwards fixed to the output end of the first motor (5), a sliding rotating column (9) is sleeved on the outer side of the rotating rod (7), the sliding rotating column (9) is in clearance fit with the premixing barrel (2), and a stirring rod (10) is fixed to the bottom of the sliding rotating column (9) and located on the inner side of the premixing barrel (2);

and a driving mechanism is further installed at the top of the premixing barrel (2), and the driving mechanism is used for driving the sliding rotating column (9) to move up and down.

2. The solution proportioning device for producing the SCR denitration catalyst of claim 1, which is characterized in that: the driving mechanism comprises a reciprocating plate (11), the reciprocating plate (11) is rotatably connected to the outer side of the sliding rotating column (9), a plurality of elastic components are arranged between the reciprocating plate (11) and the premixing barrel (2), connecting plates (12) are fixedly arranged at the top of the premixing barrel (2) and located on two sides of the reciprocating plate (11), a second motor (13) is fixedly arranged on one side, away from the reciprocating plate (11), of the connecting plates (12), a rotating dynamic body (14) is fixedly arranged at the output end of the second motor (13), and the rotating dynamic body (14) is arranged at the top of the reciprocating plate (11).

3. The solution proportioning feeding device for producing the SCR denitration catalyst of claim 2, which is characterized in that: every elastic component all includes fixed frame post (15), fixed frame post (15) are fixed in the top of a premix section of thick bamboo (2), the top sliding connection of fixed frame post (15) has sliding connection post (16), just the top of sliding connection post (16) with reciprocating plate (11) fixed connection, the inboard of fixed frame post (15) just is located the bottom of sliding connection post (16) is provided with spring (17).

4. The solution proportioning device for producing the SCR denitration catalyst of claim 1, which is characterized in that: the shape of the stirring rod (10) is Z-shaped.

5. The solution proportioning device for producing the SCR denitration catalyst of claim 1, which is characterized in that: one side welding of dwang (7) has spacing (8), just the inboard setting of slip rotation post (9) with the corresponding spout of spacing (8), just spacing (8) with slip rotation post (9) pass through spout sliding connection.

6. The solution proportioning device for producing the SCR denitration catalyst of claim 2, wherein: the shape of the rotating pressing body (14) is oblate.