CN211159286U

CN211159286U - SCR catalyst regenerating unit

Info

Publication number: CN211159286U
Application number: CN201921827638.7U
Authority: CN
Inventors: 罗小燕; 闫旭东; 汪奎; 周佳平
Original assignee: Wuhan Xuqing Engineering Technology Co ltd
Current assignee: Wuhan Xuqing Engineering Technology Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-04
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a SCR catalyst regenerating unit, include the casing and set up in the inside jar body of casing, the side table wall upper end bolted connection of casing has first motor, the output shaft transmission of first motor is connected with the gyro wheel. The utility model discloses in, drive gear's lower extreme has set up driven gear, and driven gear sets up on the stirring roller, and the benefit of adopting this design lies in: firstly, the first motor drives the idler wheel to rotate so as to drive the tank body to rotate, the second motor drives the connecting pipe to rotate so as to enable the stirring roller to rotate around the tank body, meanwhile, the second motor drives the connecting rod to rotate, the stirring roller rotates around the central axis of the stirring roller through the transmission of the driving gear and the driven gear, the effect of stirring materials is achieved, the reaction is promoted to be rapidly carried out, and the reaction amount of the materials is improved; secondly, when the reaction is carried out, the exhaust fan is started to suck the gas and dust generated by the reaction out of the tank body, so that the gas and the dust are prevented from accumulating in the tank body.

Description

SCR catalyst regenerating unit

Technical Field

The utility model relates to a catalytic regeneration technical field especially relates to a SCR catalyst regenerating unit.

Background

The SCR catalyst generally refers to a catalyst applied to a denitration system of a power plant, and is a substance that promotes a reducing agent to selectively chemically react with nitrogen oxides in flue gas at a certain temperature in an SCR reaction. Through years of research and industrial practice, a denitration catalyst system which takes TiO2 as a carrier and V2O5 as a main catalyst component is formed by a selective catalytic reduction denitration technology, the operation temperature is between 280 ℃ and 420 ℃, the denitration efficiency can reach more than 85 percent, the emission of nitrogen oxides can be effectively reduced, increasingly strict environmental protection requirements are met, and the SCR denitration technology becomes a mainstream technology for controlling the nitrogen oxides in a thermal power plant.

The catalyst regeneration device is used for reducing the reacted catalyst, but the existing regeneration device still has the defects that the catalysts are mostly stacked together during the reaction, and the stirring mechanism is not arranged in the existing device, so that the catalysts stacked together cannot be completely subjected to the regeneration reaction, and the regeneration efficiency and the quality of the catalysts are further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the SCR catalyst regeneration device is provided for solving the problem of incomplete reaction of the existing regeneration device.

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

the utility model provides a SCR catalyst regenerating unit, includes the casing and sets up in the inside jar body of casing, the side table wall upper end bolted connection of casing has first motor, the output shaft transmission of first motor is connected with the gyro wheel, the top bolted connection of the jar body has the second motor to the inside of the jar body is equipped with the connecting pipe, the welding has a plurality of bracing pieces between the bottom of connecting pipe and the inner wall of the jar body, and the side table wall of connecting pipe is equipped with a plurality of stirring rollers.

As a further description of the above technical solution:

the gyro wheel is equipped with a plurality ofly, and a plurality of gyro wheels all arrange around the equal angle circumference in the up end center of the jar body to a plurality of gyro wheels all with jar body roll connection.

As a further description of the above technical solution:

the output shaft transmission of second motor is connected with the connecting rod, connecting rod and connecting pipe fixed connection to the drive gear that a plurality of equidistant settings have been cup jointed in the outside of connecting rod, and is a plurality of drive gear's lower extreme both sides all mesh and are connected with driven gear, and are a plurality of driven gear is connected with a plurality of stirring roller transmission respectively.

As a further description of the above technical solution:

the driving gear and the driven gear are both spiral bevel gears.

As a further description of the above technical solution:

both sides of the top of the tank body are communicated with exhaust fans.

As a further description of the above technical solution:

the top intercommunication of the jar body has the feed inlet to the bottom is equipped with the bleeder valve, the bottom intercommunication of casing has the discharge gate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, the inside of casing has set up a jar body, the side of casing has set up first motor, the output shaft of first motor has set up the gyro wheel, gyro wheel and jar body roll connection, the top of the jar body has set up the second motor, the bottom of second motor has set up the connecting pipe, the bottom of connecting pipe has set up the bracing piece, the top of the jar body has set up exhaust fan and feed inlet, the bottom of the jar body has set up the bleeder valve, the bottom of casing has set up the discharge gate, the output shaft of second motor has set up the connecting rod, a plurality of drive gear have been set up on the connecting rod, drive gear's lower extreme has set up driven gear, driven gear sets up on the stirring roller, the benefit of adopting: firstly, the first motor drives the idler wheel to rotate so as to drive the tank body to rotate, the second motor drives the connecting pipe to rotate so as to enable the stirring roller to rotate around the tank body, meanwhile, the second motor drives the connecting rod to rotate, the stirring roller rotates around the central axis of the stirring roller through the transmission of the driving gear and the driven gear, the effect of stirring materials is achieved, the reaction is promoted to be rapidly carried out, and the reaction amount of the materials is improved; secondly, when the reaction is carried out, the exhaust fan is started to suck the gas and dust generated by the reaction out of the tank body, so that the gas and the dust are prevented from accumulating in the tank body.

Drawings

Fig. 1 shows a schematic view of an internal structure of a housing provided according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an internal structure of a connection pipe according to an embodiment of the present invention;

fig. 3 shows a schematic top view structure diagram of a tank body provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a housing; 2. a tank body; 3. a first motor; 4. a roller; 5. a second motor; 6. a connecting pipe; 7. a stirring roller; 8. an exhaust fan; 9. a feed inlet; 10. a discharge valve; 11. a discharge port; 12. a drive gear; 13. a driven gear; 14. a connecting rod.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a SCR catalyst regenerating unit, include casing 1 and set up in the 1 inside jar body 2 of casing, the side table wall upper end bolted connection of casing 1 has first motor 3, the output shaft transmission of first motor 3 is connected with gyro wheel 4, the top bolted connection of the jar body 2 has second motor 5, and the inside of the jar body 2 is equipped with connecting pipe 6, the side table wall of connecting pipe 6 is equipped with a plurality of stirring rollers 7, first motor 3 passes through gyro wheel 4's rotatory jar body 2 rotation of drive, it is rotatory that second motor 5 drives stirring roller 7 through connecting pipe 6, and then play the effect of stirring to the material, make the material fully react.

Specifically, as shown in fig. 1 and 3, the rollers 4 are provided in plurality, and the rollers 4 are all arranged around the center of the upper end surface of the tank body 2 at equal angles, and the rollers 4 are all connected with the tank body 2 in a rolling manner, and the rollers 4 play a supporting role, and simultaneously the tank body 2 is rotated by the driving of the first motor 3.

Specifically, as shown in fig. 2, the output shaft transmission of second motor 5 is connected with connecting rod 14, connecting rod 14 and connecting pipe 6 fixed connection, and a plurality of equidistant drive gear 12 that set up have been cup jointed in the outside of connecting rod 14, the equal meshing in lower extreme both sides of a plurality of drive gear 12 is connected with driven gear 13, a plurality of driven gear 13 are connected with a plurality of stirring roller 7 transmission respectively, drive gear 12 and driven gear 13 are spiral bevel gear, second motor 5 accessible connecting rod 14 drives connecting pipe 6 rotatory, meshing through drive gear 12 and driven gear 13 simultaneously, it is rotatory around the axial centerline of self to drive a plurality of stirring rollers 7, and then play the effect of stirring material.

Specifically, as shown in fig. 1, exhaust fans 8 are communicated with both sides of the top of the tank 2, and the exhaust fans 8 can exhaust gas and dust generated during the reaction out of the tank 2, so as to prevent explosion caused by excessive accumulation.

Specifically, as shown in fig. 1, the top of the tank body 2 is communicated with a feed inlet 9, the bottom of the tank body is provided with a discharge valve 10, the bottom of the shell 1 is communicated with a discharge outlet 11, the feed inlet 9 and the discharge outlet 11 facilitate the material to enter and exit the tank body 2, and the discharge valve 10 is closed during the reaction to prevent the material from leaking.

The working principle is as follows: when the device is used, commercial power is supplied to the first motor 3, the second motor 5 and the exhaust fan 8, firstly, materials are poured into the tank body 2 from the feeding hole 9, and then reaction is carried out in the tank body 2; secondly, the first motor 3 is started to drive the rollers 4 connected with the first motor to rotate so as to drive the tank body 2 to rotate, the second motor 5 is started simultaneously to drive the connecting rod 14 to rotate and the rotating direction of the connecting rod is opposite to that of the tank body 2 so as to drive the plurality of driving gears 12 on the connecting rod 14 to rotate, and the stirring rollers 7 and the tank body 2 to rotate in opposite directions, the driving gears 12 are meshed with the driven gears 13 so as to drive the driven gears 13 to rotate, so that the plurality of stirring rollers 7 rotate around the axial central lines of the stirring rollers, materials in reaction are stirred, the materials are loosened so as to promote the reaction to be carried out quickly, and the exhaust fan 8 is started to suck waste gas and dust generated by the reaction out; finally, after the reaction is accomplished, open bleeder valve 10, the material can be followed discharge gate 11 and discharged, and through foretell step, two motors drive jar body 2 and stirring roller 7 rotation respectively, play the effect of stirring the material, have promoted the reaction of material, help improving reaction rate and reduce the material volume of no reaction to the incomplete problem of current regenerating unit reaction has been solved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a SCR catalyst regenerating unit, includes casing (1) and sets up in the inside jar body (2) of casing (1), its characterized in that, the side table wall upper end bolted connection of casing (1) has first motor (3), the output shaft transmission of first motor (3) is connected with gyro wheel (4), the top bolted connection of the jar body (2) has second motor (5) to the inside of the jar body (2) is equipped with connecting pipe (6), the side table wall of connecting pipe (6) is equipped with a plurality of stirring rollers (7).

2. An SCR catalyst regeneration device according to claim 1, characterized in that the rollers (4) are provided in plurality, and the rollers (4) are all arranged around the center of the upper end surface of the tank (2) in an equiangular circumference, and the rollers (4) are all in rolling connection with the tank (2).

3. The SCR catalyst regeneration device of claim 1, wherein an output shaft of the second motor (5) is in transmission connection with a connecting rod (14), the connecting rod (14) is fixedly connected with the connecting pipe (6), a plurality of driving gears (12) arranged at equal intervals are sleeved on the outer side of the connecting rod (14), both sides of the lower ends of the plurality of driving gears (12) are respectively in meshed connection with driven gears (13), and the plurality of driven gears (13) are in transmission connection with the plurality of stirring rollers (7).

4. An SCR catalyst regeneration device according to claim 3, wherein the driving gear (12) and the driven gear (13) are both spiral bevel gears.

5. The SCR catalyst regeneration device of claim 1, wherein both sides of the top of the tank (2) are communicated with exhaust fans (8).

6. An SCR catalyst regeneration device according to claim 1, characterized in that the top of the tank (2) is communicated with a feed inlet (9), the bottom of the tank is provided with a discharge valve (10), and the bottom of the shell (1) is communicated with a discharge outlet (11).