CN212549016U

CN212549016U - SCR denitration catalyst solidification automatic liquid supplementing device

Info

Publication number: CN212549016U
Application number: CN202020812912.XU
Authority: CN
Inventors: 周刚; 谭贤军; 倪波
Original assignee: Hubei Guangjing Environmental Protection Catalysts Co ltd
Current assignee: Hubei Guangjing Environmental Protection Catalysts Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-02-19
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses an automatic liquid supplementing device of SCR denitration catalyst solidification, supply case, catalyst solidification pond and solidification liquid storage pool including solidification liquid, the ball-cock assembly includes ball-cock seat, a valve rod, valve rod connecting block, No. two valve rods and floating ball, the right side of ball-cock seat is rotated with the left end of a valve rod and is connected, the right-hand member of a valve rod passes through valve rod connecting block fixed connection with the left end of No. two valve rods, the utility model relates to an automatic liquid supplementing technical field. This automatic fluid infusion device of SCR denitration catalyst solidification through the setting of No. two valve rods of a valve rod cooperation for the ball-cock assembly can carry out manual regulation through the angle of valve rod connecting block cooperation plastic screw thread between to a valve rod and No. two valve rods, has adjusted the difference in height between floating ball and the valve rod, so that the ball-cock assembly can be applicable to the catalyst solidification pond of various liquid levels, has improved ball-cock assembly's practicality and suitability greatly.

Description

SCR denitration catalyst solidification automatic liquid supplementing device

Technical Field

The utility model relates to an automatic fluid infusion technical field specifically is an automatic fluid infusion device of SCR denitration catalyst solidification.

Background

The SCR denitration catalyst generally refers to a catalyst applied to an SCR denitration system in a power plant, and is a substance that causes a reducing agent to selectively chemically react with nitrogen oxides in flue gas at a certain temperature in an SCR reaction. The solidification process is a necessary preparation process for preparing the denitration catalyst, the catalyst is kept to be soaked in the solidification liquid in the solidification process, the ratio of the catalyst to the solidification liquid is ensured to be within a reasonable range, the liquid level in the solidification tank is required to be kept stable, but the solidification liquid is gradually reduced along with the solidification, the problem is well solved by the arrangement of the ball float valve, and the ball float valve is a valve consisting of a crank arm, a ball float and the like and can be used for automatically controlling the liquid level in the solidification tank. The liquid level controller has the characteristics of simple maintenance, flexibility, durability, high liquid level control accuracy, no interference of water pressure on the liquid level, close opening and closing, no water leakage and the like.

When current automatic fluid infusion device is using, because the fixity of ball-cock assembly installation, the input liquid level that has leaded to in the catalyst curing pond is also prepared with the restriction, put in when more or less when denitration catalyst in the catalyst curing pond, can lead to fixed ball-cock assembly can not adapt to new liquid level well, directly lead to the ball-cock assembly to become invalid, and after the ball-cock assembly trouble, the user of service can not in time notice, the curing agent in the catalyst curing pond can be piled up and spills over, directly lead to the waste of curing agent.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an automatic liquid supplementation device of SCR denitration catalyst solidification has solved current automatic liquid supplementation device because the fixity of ball-cock assembly installation leads to the input liquid level in the catalyst solidification pond also to be prepared with the restriction, and can lead to the problem of the waste of curing agent behind the ball-cock assembly trouble.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an automatic liquid supplementing device of SCR denitration catalyst solidification, includes that solidification liquid supplies case, catalyst solidification pond and solidification liquid storage pond, the top intercommunication of solidification liquid supply case has notes liquid pipe, the positive fixedly connected with liquid level observation window of solidification liquid supply case, the top of solidification liquid supply case just is located the right-hand rotation of annotating the liquid pipe and is connected with the detection chamber door, the right side intercommunication of solidification liquid supply case has a transfer line, the right side intercommunication in catalyst solidification pond has No. two transfer lines, the bottom fixedly connected with valve rod spacing post of catalyst solidification pond inner chamber, the left side fixedly connected with ball-cock assembly of catalyst solidification pond inner chamber.

Preferably, the right end of the first liquid conveying pipe is communicated with the left side of the catalyst curing pool, and the right end of the first liquid conveying pipe penetrates through the catalyst curing pool and extends to the inside of the catalyst curing pool.

Preferably, the right end of the second infusion tube is communicated with the left side of the solidified liquid storage pool, and the bottom of the inner cavity of the catalyst solidification pool is fixedly connected with a liquid level plate on the right side of the valve rod limiting column.

Preferably, the left side of the ball float valve device is communicated with the right end of the first infusion tube, and the ball float valve device comprises a ball float valve seat, a first valve rod, a valve rod connecting block, a second valve rod and a floating ball.

Preferably, the right side of the floating ball valve seat is rotatably connected with the left end of the first valve rod, and the right end of the first valve rod is fixedly connected with the left end of the second valve rod through a valve rod connecting block.

Preferably, the right end of the second valve rod is fixedly connected with the outer surface of the floating ball, and a limiting through groove is formed in the left side of the valve rod limiting column in a penetrating mode.

Advantageous effects

The utility model provides an automatic fluid infusion device of SCR denitration catalyst solidification. Compared with the prior art, the method has the following beneficial effects:

(1) the automatic liquid supplementing device for the solidification of the SCR denitration catalyst comprises a floating ball valve device, a first valve rod, a valve rod connecting block, a second valve rod and a floating ball, wherein the right side of the floating ball valve seat is rotatably connected with the left end of the first valve rod, the right end of the first valve rod is fixedly connected with the left end of the second valve rod through the valve rod connecting block, when the ball cock device is used, the first valve rod is matched with the second valve rod, the angle between the first valve rod and the second valve rod can be manually adjusted by matching the valve rod connecting block with the plastic threads, the height difference between the floating ball and the first valve rod is adjusted, so that the ball float valve device can be applicable to the catalyst curing pond of various liquid levels, improved ball float valve device's practicality and suitability greatly, very big avoided because the fixity of ball float valve installation, leaded to the problem that the input liquid level in the catalyst curing pond also was prepared by the restriction.

(2) The automatic liquid supplementing device for the SCR denitration catalyst solidification is characterized in that a limiting through groove is formed in the left side of a valve rod limiting column in a penetrating mode, a liquid level plate is fixedly connected to the bottom of an inner cavity of a catalyst solidification pool and is located on the right side of the valve rod limiting column, the right end of a second infusion tube is communicated with the left side of a solidification liquid storage pool, and the first valve rod and a floating ball valve seat are connected and loosened due to the fact that a floating ball drives the first valve rod to transversely deflect due to water flow fluctuation when the floating ball device is used, the curing agent in the catalyst curing tank is piled up and overflows, resulting in the problem of waste of the curing agent.

Drawings

Fig. 1 is a front view of the external structure of the present invention;

FIG. 2 is a perspective view of the structure of the solidifying liquid supply box of the present invention;

FIG. 3 is a front view of the structure of the float valve assembly of the present invention;

fig. 4 is a perspective view of the explosion structure of the present invention.

In the figure 1, a curing liquid supply box; 2. a catalyst curing tank; 3. a solidified liquid storage pool; 4. a liquid injection pipe; 5. a liquid level observation window; 6. detecting a box door; 7. a first infusion tube; 8. a second infusion tube; 9. a valve stem limit post; 10. a liquid level plate; 11. a float valve device; 12. a float valve seat; 13. a first valve rod; 14. a valve rod connecting block; 15. a second valve stem; 16. a floating ball; 17. spacing logical groove.

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. 1-4, the present invention provides a technical solution: an automatic liquid supplementing device for SCR denitration catalyst solidification comprises a solidification liquid supplementing box 1, a catalyst solidification pool 2 and a solidification liquid storage pool 3, wherein the top of the solidification liquid supplementing box 1 is communicated with a liquid injection pipe 4, the front of the solidification liquid supplementing box 1 is fixedly connected with a liquid level observation window 5, the top of the solidification liquid supplementing box 1 and the right side of the liquid injection pipe 4 are rotatably connected with a detection box door 6, the right side of the solidification liquid supplementing box 1 is communicated with a first liquid conveying pipe 7, the right side of the catalyst solidification pool 2 is communicated with a second liquid conveying pipe 8, the bottom of the inner cavity of the catalyst solidification pool 2 is fixedly connected with a valve rod limiting column 9, the left side of the inner cavity of the catalyst solidification pool 2 is fixedly connected with a floating ball valve device 11, the right end of the first liquid conveying pipe 7 is communicated with the left side of the catalyst solidification pool 2, and the right end of the first liquid conveying pipe 7, the right end of a second infusion tube 8 is communicated with the left side of a solidified liquid storage pool 3, the bottom of the inner cavity of a catalyst solidification pool 2 is fixedly connected with a liquid level plate 10 on the right side of a valve rod limiting column 9, the left side of a ball float valve device 11 is communicated with the right end of a first infusion tube 7, the ball float valve device 11 comprises a ball float valve seat 12, a first valve rod 13, a valve rod connecting block 14, a second valve rod 15 and a floating ball 16, the ball float valve seat 12 has the functions of automatically opening and closing a pipeline to control the liquid level, the front face of the valve rod connecting block 14 is in threaded connection with a plastic bolt, the valve rod connecting block 14 is matched with the plastic bolt to fixedly connect the first valve rod 13 and the second valve rod 15, the right side of the ball float valve seat 12 is rotatably connected with the left end of the first valve rod 13, the right end of the first valve rod 13 is fixedly connected with the left end of the second valve rod 15, the left side of the valve rod limiting column 9 is penetrated and provided with a limiting through groove 17.

And those not described in detail in this specification are well within the skill of those in the art.

When the device works, firstly, a user injects curing liquid into the curing liquid supply box 1 through the liquid injection pipe 4, the user can observe the liquid level of the curing liquid through the liquid level observation window 5, when the curing liquid has problems, the user can extract and inspect the curing liquid in the curing liquid supply box 1 by opening the detection box door 6, because the position of the curing liquid supply box 1 is higher, the curing liquid is injected into the catalyst curing pool 2 through the first liquid conveying pipe 7 in cooperation with the ball float valve device 11 and is cured with the denitration catalyst in the catalyst curing pool 2, when the liquid level of the curing liquid rises to a set maximum value, the ball float 16 rises, the valve rod limiting column 9 is matched with the limiting through groove 17 to transversely limit the first valve rod 13, the ball float 16 rises to drive the first valve rod 13 and the second valve rod 15 to rise, the first valve rod 13 is connected with a valve at the other end, when the curing liquid rises to a certain position, the first valve rod 13 supports the rubber piston pad to seal the supply of the curing liquid, the curing liquid correspondingly reduces along with the progress of the curing process, when the liquid level begins to descend, the floating ball 16 also begins to descend, the second valve rod 15 is matched with the first valve rod 13 to drive the piston pad to open, the curing liquid begins to be supplied, when the liquid level of the denitration catalyst in the catalyst curing pool 2 is larger than the originally set liquid level, a user takes the plastic bolt from the valve rod connecting block 14, then the angle between the first valve rod 13 and the second valve rod 15 is adjusted clockwise, the angle between the first valve rod 13 and the second valve rod 15 is smaller than the originally set angle, the valve rod connecting block 14 is fixed by the plastic bolt in a threaded manner, the height for driving the floating ball valve device 11 to open by the rising of the floating ball 16 can be extended, when the liquid level of the curing liquid is higher than the height of the liquid level plate 10 due to the failure of the floating ball valve device 11, the solidification liquid flows into the right side of the liquid level plate 10 through the liquid level plate 10 and flows into the solidification liquid storage tank 3 through the second infusion tube 8 to be stored, and when the user uses the stored solidification liquid, the stored solidification liquid needs to be simply processed to realize recycling.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides an automatic liquid supplementing device of SCR denitration catalyst solidification, includes that solidification liquid supplies case (1), catalyst solidification pond (2) and solidification liquid storage pool (3), the top intercommunication of solidification liquid supply case (1) has notes liquid pipe (4), the positive fixedly connected with liquid level observation window (5) of solidification liquid supply case (1), the top of solidification liquid supply case (1) and the right-hand rotation that is located notes liquid pipe (4) are connected with detection chamber door (6), its characterized in that: the right side intercommunication of solidification liquid supply case (1) has transfer line (7) No. one, the right side intercommunication of catalyst solidification pond (2) has transfer line (8) No. two, the spacing post of bottom fixedly connected with valve rod (9) of catalyst solidification pond (2) inner chamber, the left side fixedly connected with ball-cock assembly (11) of catalyst solidification pond (2) inner chamber.

2. The SCR denitration catalyst solidification automatic liquid supplementing device according to claim 1, characterized in that: the right end of the first infusion tube (7) is communicated with the left side of the catalyst curing pool (2), and the right end of the first infusion tube (7) penetrates through the catalyst curing pool (2) and extends to the inside of the catalyst curing pool (2).

3. The SCR denitration catalyst solidification automatic liquid supplementing device according to claim 1, characterized in that: the right end of the second infusion tube (8) is communicated with the left side of the solidified liquid storage pool (3), and the bottom of the inner cavity of the catalyst solidification pool (2) is positioned on the right side of the valve rod limiting column (9) and is fixedly connected with a liquid level plate (10).

4. The SCR denitration catalyst solidification automatic liquid supplementing device according to claim 1, characterized in that: the left side of the ball float valve device (11) is communicated with the right end of the first infusion tube (7), and the ball float valve device (11) comprises a ball float valve seat (12), a first valve rod (13), a valve rod connecting block (14), a second valve rod (15) and a floating ball (16).

5. The SCR denitration catalyst solidification automatic liquid supplementing device according to claim 4, characterized in that: the right side of ball valve seat (12) is connected with the left end rotation of a valve rod (13), the right-hand member of a valve rod (13) passes through valve rod connecting block (14) fixed connection with the left end of No. two valve rods (15).

6. The SCR denitration catalyst solidification automatic liquid supplementing device according to claim 4, characterized in that: the right end of the second valve rod (15) is fixedly connected with the outer surface of the floating ball (16), and a limiting through groove (17) is formed in the left side of the valve rod limiting column (9) in a penetrating mode.