CN112973803B

CN112973803B - Catalyst impregnation roasting device

Info

Publication number: CN112973803B
Application number: CN202110282964.XA
Authority: CN
Inventors: 靳鹏; 梁巍; 李世强; 张红卫; 郑晓广; 杨莉; ***; 段飞桐; 赵堃雨; 王子昊; 何聪聪
Original assignee: Henan Shenma Catalytic Technology Co ltd
Current assignee: Henan Shenma Catalytic Technology Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2023-03-28
Anticipated expiration: 2041-03-16
Also published as: CN112973803A

Abstract

The invention relates to a catalyst impregnation roasting device, which comprises an outer box body, an end cover and an inner box body, wherein a discharge port is arranged in the middle of the lower side of the outer box body, the opening at the upper end of the outer box body is fixedly connected with the end cover, a pressure gauge, a feeding pipe and a pressure regulating pipe are arranged on the end cover, an upper ultrasonic panel is arranged below the end cover, the inner box body is arranged inside the outer box body, one end of the feeding pipe, which is positioned at the outer box body, is led to the inner box body, the inner box body is of a box body structure, the upper end of the box body is opened, the box body structure is formed by splicing four L plates and four roasting panels, a side ultrasonic panel is fixed on the outer side of each L plate, and the roasting panel is arranged on the inner side between the adjacent L plates; by adjusting the volume of the inner box body, the catalyst carrier can be conveniently placed in the inner box body, the amount of impregnation liquid required for completely impregnating the catalyst carrier can be reduced, the impregnation liquid is saved, and the use cost of the impregnation liquid is reduced; the roasting panel is utilized to roast the catalyst carrier, and impregnation and roasting are realized in the inner box body, so that the processing procedure of the catalyst carrier is simplified, and the processing efficiency is improved.

Description

Catalyst impregnation roasting device

Technical Field

The invention belongs to the technical field of impregnation devices, and particularly relates to a catalyst impregnation roasting device.

Background

In the preparation process of the catalyst, impregnation and roasting are important preparation procedures, and the preparation procedures can influence the catalytic performance of the catalyst. Generally, the impregnation and roasting process for preparing the catalyst is equally divided into two sections, the metal components in the impregnation liquid are loaded on the surface of the catalyst carrier through repeated impregnation and roasting, in order to achieve a certain loading amount, multiple times of impregnation and roasting are generally needed, and the preparation process is complex. Meanwhile, in the traditional two-section type dipping and roasting device, the dipping and roasting processes of the catalyst belong to different devices, the preparation time is long, the process is complex, and the performance of the catalyst is easy to reduce. In the prior art, CN201558703U can realize the preparation of the catalyst by one-time impregnation roasting, but the process can not adjust and control the impregnation roasting, the roasting is also carried out by high-temperature flue gas, the impregnation roasting can not be effectively controlled, and the unstable working procedure is easy to occur to influence the structure and catalytic performance of the catalyst.

Aiming at the defects of the prior art, the prior art needs to be further improved, and the impregnation roasting is combined into an integral structure, so that the impregnation roasting efficiency is improved.

Disclosure of Invention

In view of the above, the present invention provides a catalyst impregnation and calcination device to solve the above problems.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a catalyst flooding calcination device, including outer box, end cover and interior box, outer box downside fixedly connected with landing leg, and outer box downside middle part sets up the bin outlet, outer box upper end opening fixedly connected with end cover, the middle part of end cover is fixed with the manometer, and be provided with inlet pipe and the pressure regulating pipe that accesss to outer box inside on the end cover, the inlet pipe intercommunication has the maceration extract storage device intercommunication, the pressure regulating pipe intercommunication has the air pump, the end cover below is equipped with the ultrasonic wave panel, and go up ultrasonic wave panel and pass through second telescopic link and end cover fixed connection, outer box inside is provided with interior box, the inlet pipe is located the one end of outer box and accesss to interior box, the upper end open-ended box structure that interior box is spliced by four L boards and four calcination panels, wherein L board bending position is through the diagonal angle position fixed connection that second telescopic link and corresponding with the outer box, the L board outside is fixed with side ultrasonic wave panel, L board downside is close to outer box downside, L board all is provided with the spout near the position about being close to, inboard between the L board is provided with the calcination panel, the calcination panel dorsal part is provided with the slider that generates heat, the electrical property connection of the calcination panel, the downside, the calcination panel, the electrical property connection of the calcination panel, the downside is connected with the calcination panel, the resistance.

Preferably, the discharge port is communicated with the impregnation liquid storage device, and a valve is arranged on the discharge pipe.

Preferably, the feeding pipe and the pressure regulating pipe are both provided with valves.

Preferably, the lower edge of the L plate is provided with a sealing gasket to prevent the immersion liquid from flowing out of the lower edge of the L plate.

Preferably, one end of the sliding block, which is far away from the roasting panel, is of a convex structure, so that the sliding block is prevented from falling off from the sliding groove.

Preferably, sealing gaskets are fixed on the edges of two sides of the roasting panel, so that the impregnating solution is prevented from flowing out between the edge of the roasting panel and the L plate.

The beneficial effects of the invention are: in the process of impregnating the catalyst carrier, the L plate is driven to move by the second telescopic rod, the volume of the inner box body is adjusted, when the volume of the inner box body is increased, the catalyst carrier is conveniently placed in the inner box body, and then the volume of the inner box body is reduced, so that the amount of impregnating solution required for completely impregnating the catalyst carrier is reduced, the impregnating solution is saved, and the use cost of the impregnating solution is reduced; injecting the impregnation liquid into the inner box body through the feed pipe until the catalyst carrier is completely submerged by the impregnation liquid; in the process of impregnating the catalyst carrier, the ultrasonic waves emitted by the upper ultrasonic wave panel, the side ultrasonic wave panel and the lower ultrasonic wave panel are utilized to promote the impregnating solution to be filled into cracks and pores of the catalyst carrier, so that the impregnating effect is improved; the flooding is accomplished, discharges the impregnation liquid from the bin outlet after, utilizes the calcination panel to roast catalyst carrier, can accurate control calcination temperature. The impregnation and the roasting are both realized in the inner box body, the repeated impregnation and the roasting of the catalyst carrier are realized on the premise of not repeatedly moving and transferring the catalyst carrier, the processing procedure of the catalyst carrier is simplified, the catalyst carrier is prevented from being damaged by repeated movement, and the processing efficiency is improved.

Drawings

FIG. 1 is a front view structural diagram of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a partial enlarged view of the portion A in FIG. 2 according to the present invention.

Reference numbers in the figures: 1 an outer box body; 101 a discharge opening; 2, end cover; 201 a feed pipe; 202 a pressure regulating pipe; a 3L plate; 301 chute; 4, a first telescopic rod; 5, roasting the panel; 6 ultrasonic panel; a 7-side ultrasonic panel; 8, an ultrasonic panel; 9 a second telescopic rod; 10 pressure gauge; 11 slide block.

Detailed Description

The invention is described in further detail below with reference to the following figures and embodiments:

as shown in FIGS. 1-3, a catalyst impregnation roasting device comprises an outer box 1, an end cover 2 and an inner box, wherein the lower side of the outer box 1 is fixedly connected with a support leg, the middle part of the lower side of the outer box 1 is provided with a discharge port 101, the discharge port 101 is communicated with an impregnation liquid storage device, a valve is arranged on the discharge pipe 101, the upper end opening of the outer box 1 is fixedly connected with the end cover 2, the middle part of the end cover 2 is fixedly provided with a pressure gauge 10 for measuring pressure, the end cover 2 is provided with a feed pipe 201 and a pressure regulating pipe 202 which are communicated with the inner part of the outer box 1, the feed pipe 201 is communicated with the impregnation liquid storage device, the pressure regulating pipe 202 is communicated with an air pump, the feed pipe 201 and the pressure regulating pipe 202 are both provided with valves, an upper ultrasonic panel 8 is arranged below the end cover 2, the upper ultrasonic panel 8 is fixedly connected with the end cover 2 through a second telescopic rod 9, the inner box is arranged inside the outer box 1, one end of the feed pipe 201 is positioned in the outer box 1 and is communicated with the inner box, the inner box body is a box body structure with an opening at the upper end, which is spliced by four L plates 3 and four roasting panels 5, wherein the bending part of the L plate 3 is fixedly connected with the corresponding diagonal part of the outer box body 1 through a second telescopic rod 9, the lower side of the L plate 3 is fixed with a side ultrasonic panel 7,L which is close to the lower side of the outer box body 1, the lower edge of the L plate 3 is provided with a sealing gasket to prevent the impregnating solution from flowing out from the lower edge of the L plate 3, the parts of the L plate 3 which are close to the left and the right are provided with sliding grooves 301, the inner side between the adjacent L plates 3 is provided with the roasting panels 5, the back side of the roasting panels 5 is provided with a sliding block 11 corresponding to the sliding grooves 301, one end of the sliding block 11 is fixedly connected with the roasting panels 5, the sliding block 11 slides in the sliding grooves 301, the other end of the sliding block 11 is of a convex structure to prevent the sliding block 11 from falling from the sliding grooves 301, the lower edge of the roasting panels 5 is fixedly connected with the lower side of the outer box body 1, and the edges of two sides of the roasting panel 5 are both fixed with sealing gaskets to prevent the impregnating solution from flowing out between the edge of the roasting panel 5 and the L plate 3, and a heating resistor is arranged in the roasting panel 5 and electrically connected with a power supply through a lead.

The working principle of the invention is as follows: in the process of carrying out impregnation roasting, a catalyst carrier is placed in an inner box body, an end cover 2 is covered, an air pump is started, the interior of the inner box body is pumped into negative pressure to exhaust air in the catalyst carrier, platinum ions can conveniently enter the catalyst carrier, the effect that the catalyst is influenced by the air left in the catalyst carrier is avoided, the pressure condition in the inner box body is detected through a pressure gauge, after moisture is exhausted, a second telescopic rod 9 is extended to push an L plate 3 to move to reduce the volume of the inner box body, impregnation liquid is injected into the inner box body through a feed pipe 201 until the catalyst carrier is submerged by the impregnation liquid, then a lower ultrasonic panel 6, a side ultrasonic panel 7 and an upper ultrasonic panel 8 are opened to emit ultrasonic waves, the flow of the platinum cations in the impregnation liquid is promoted by the ultrasonic waves, then a valve on a discharge pipe 101 is opened, the impregnation liquid in the inner box body is recovered into an impregnation liquid storage device, a roasting panel 5 is opened, the catalyst carrier after impregnation is roasted, platinum metal for catalysis is promoted to be attached to the catalyst carrier, and the impregnation liquid is roasted sequentially and the catalyst carrier is roasted, and the platinum metal is repeatedly injected into the inner box body, so that the catalyst carrier can be roasted without repeated.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a catalyst flooding calcination device, includes outer box, end cover and interior box, its characterized in that: the utility model discloses an outer box body, including outer box body, pressure gauge, inlet pipe and pressure regulating pipe, inlet pipe intercommunication has the flooding liquid storage device, pressure regulating pipe intercommunication has the air pump, the end cover below is equipped with the ultrasonic wave panel, and go up ultrasonic wave panel and pass through second telescopic link and end cover fixed connection, the internal portion of outer box is provided with interior box, the inlet pipe is located the one end of outer box and accesss to interior box, the upper end open-ended box structure that the interior box was spliced into by four L boards and four calcination panels, wherein the L board bending position passes through the diagonal position fixed connection that second telescopic link and outer box correspond, the L board outside is fixed with the side ultrasonic wave panel, L board downside is near outer box downside, the L board is close to about the position and all is provided with the spout, inboard between the adjacent L board is provided with the calcination panel, the calcination panel is provided with the dorsal part that corresponds with the spout, slider one end and calcination panel fixed connection, and the slider slide in the spout, calcination panel lower limb and built-in outer box body downside fixed connection, the calcination panel passes through the wire and the electric connection resistance.

2. A catalyst impregnation roasting apparatus as claimed in claim 1, wherein said discharge port is in communication with an impregnation liquid storage device, and a valve is provided on the discharge pipe.

3. A catalyst impregnation roasting apparatus as claimed in claim 1, wherein said feed pipe and pressure regulating pipe are provided with valves.

4. A catalyst impregnation firing apparatus as claimed in claim 1, wherein said L plate lower edge is provided with a gasket.

5. A catalyst impregnation firing apparatus as claimed in claim 1, wherein the end of the slide remote from the firing face plate is of raised configuration.

6. A catalyst impregnation firing apparatus as claimed in claim 1, wherein gaskets are secured to both side edges of the firing face plate.