CN220502689U - Multi-groove continuous decomposing device for pseudo-boehmite production - Google Patents

Abstract

The utility model relates to a multi-groove continuous decomposing device for pseudo-boehmite production, which comprises decomposing grooves, wherein each decomposing groove comprises a first decomposing groove, a second decomposing groove and a third decomposing groove, carbon dioxide inlet pipes are arranged at the bottoms of the decomposing grooves, discharge pipes are arranged at the lower parts of the third decomposing grooves, gas distribution plates are arranged at the lower parts of the first decomposing groove, the second decomposing grooves and the third decomposing grooves, a feeding pipe is fixed above the gas distribution plates of the first decomposing grooves, a first connecting pipe is arranged between the first decomposing grooves and the second decomposing grooves, the left end of the first connecting pipe is fixed with the upper part of the first decomposing grooves, the right end of the first connecting pipe is connected with the lower parts of the second decomposing grooves, and the upper parts of the second decomposing grooves and the third decomposing grooves are connected with a second connecting pipe. The utility model forms a continuous decomposition structure, can greatly improve the yield, enables carbon dioxide to enter from the tangential direction, increases the time at the bottom, and can better and uniformly distribute the entering carbon dioxide gas by matching with the gas distribution plate, thereby improving the production speed.

Description

Multi-groove continuous decomposing device for pseudo-boehmite production

Technical Field

The utility model relates to a multi-groove continuous decomposing device for pseudo-boehmite production, and belongs to the technical field of decomposing devices.

Background

The process of pseudo-boehmite production has a key process, namely a decomposition process, and the decomposition efficiency directly determines the cost and quality of the product. At present, a single-tank decomposition technology is adopted, a carbon dioxide inlet pipe and a carbon dioxide outlet pipe are arranged at the lower part of a decomposition tank, and a feed pipe is arranged at the upper part of the decomposition tank. When feeding is needed, the discharging pipe is closed, the feeding pipe is closed after feeding, and after decomposing for a period of time, the discharging pipe is opened to discharge materials. However, the structure is intermittent decomposition, the production preparation time is long, the production efficiency is low, and the carbon dioxide is unevenly distributed in the decomposition tank, so that the production speed is influenced.

Disclosure of Invention

The utility model provides a multi-groove continuous decomposing device for pseudo-boehmite production, which solves the problems of long production preparation time, low production efficiency, uneven distribution of carbon dioxide entering a decomposing groove and influence on production speed of the existing intermittent decomposition.

The utility model relates to a multi-tank continuous decomposing device for pseudo-boehmite production, which comprises decomposing tanks, wherein each decomposing tank comprises a first decomposing tank, a second decomposing tank and a third decomposing tank, the bottoms of the first decomposing tank, the second decomposing tank and the third decomposing tank are of conical structures, blow-down pipes are fixed at the bottoms of the first decomposing tank, the bottoms of the second decomposing tank and the third decomposing tank are respectively provided with a carbon dioxide inlet pipe which is used for air inlet along the tangential direction, a discharging pipe is arranged at the lower part of the third decomposing tank, gas distributing plates are respectively arranged at the lower parts of the first decomposing tank, the second decomposing tank and the third decomposing tank, gas distributing holes are uniformly formed in the gas distributing plates, a feeding pipe is fixed above the gas distributing plates of the first decomposing tank, a connecting pipe I is arranged between the first decomposing tank and the second decomposing tank, the left end of the connecting pipe I is fixed with the upper part of the first decomposing tank, the right end of the connecting pipe I is connected with the lower part of the second decomposing tank, and the upper parts of the second decomposing tank I are connected with a connecting pipe II.

Preferably, a support ring is arranged below each gas distribution plate, a C-shaped elastic retainer ring is arranged above each gas distribution plate, and the first decomposition groove, the second decomposition groove and the third decomposition groove are all provided with annular clamping grooves matched with the elastic retainer rings. The gas distribution plate is conveniently detached, and the inner wall of the bottom of the decomposing tank is cleaned.

Preferably, the top parts of the first, second and third decomposition tanks are fixed with a detachable cover plate by bolts. The cover plate is conveniently opened, and the inner wall and the gas distribution plate are cleaned in the first decomposition tank, the second decomposition tank and the third decomposition tank.

As a preference, the first decomposing tank and the second decomposing tank are provided with hollow distribution plates, the bottoms of the distribution plates are uniformly provided with liquid outlet holes, the top of each distribution plate is fixedly provided with a transfusion tube, the outer ends of the two transfusion tubes are respectively arranged on the feeding tube and the connecting tube in a threaded manner, and the distribution plates are positioned above the gas distribution plates. The liquid just entering the first decomposing tank and the second decomposing tank can be enabled to be contacted and decomposed with the carbon dioxide gas evenly. The processing speed and the effect are improved.

The utility model has the following beneficial effects:

through setting up first decomposer, second decomposer and third decomposer, form continuous decomposition structure, can improve output by a wide margin, compare intermittent type formula decomposition unit time output and improve 60% to carbon dioxide gets into from tangential direction, increases the time in the bottom, and the carbon dioxide gas that the evenly distributed that the cooperation gas distribution board can be better got into improves production speed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view showing a bottom view of the first decomposing tank;

FIG. 3 is a schematic diagram of a distribution plate;

in the figure: 1. a cover plate; 2. a first decomposing tank; 3. a distribution plate; 4. a feed pipe; 5. a gas distribution plate; 6. a carbon dioxide inlet pipe; 7. a blow-down pipe; 8. a first connecting pipe; 9. a second decomposition tank; 10. the device comprises a discharging pipe, 11, a third decomposing tank, 12, a second connecting pipe, 13, a transfusion pipe, 14, an elastic retainer ring, 15, gas distribution holes, 16, liquid outlet holes, 17 and a supporting ring.

Detailed Description

The utility model is further illustrated below with reference to examples.

In embodiment 1, as shown in fig. 1 to 3, the utility model is a multi-tank continuous decomposing device for pseudo-boehmite production, comprising decomposing tanks, wherein the decomposing tanks comprise a first decomposing tank 2, a second decomposing tank 9 and a third decomposing tank 11, the bottoms of the first decomposing tank 2, the second decomposing tank 9 and the third decomposing tank 11 are both in conical structures, a blow-off pipe 7 is fixed at the bottom, a valve is arranged on the blow-off pipe 7, carbon dioxide inlet pipes 6 for introducing air along tangential direction are arranged at the bottoms of the first decomposing tank 2, the second decomposing tank 9 and the third decomposing tank 11, a discharge pipe 10 is arranged at the lower part of the third decomposing tank 11, gas distributing plates 5 are arranged at the lower parts of the first decomposing tank 2, the second decomposing tank 9 and the third decomposing tank 11, gas distributing holes 15 are uniformly arranged on the gas distributing plates 5, a feed pipe 4 is fixed above the gas distributing plates 5, the discharge pipe 10 is positioned below the gas distributing plates 5, a connecting pipe 8 is arranged between the first decomposing tank 2 and the second decomposing tank 9, a left end of the connecting pipe 8 is connected with the first decomposing tank 2, a right end of the first decomposing tank 8 is connected with the first decomposing tank 2, a right end of the second decomposing tank 9 is connected with the second decomposing tank 11, and the third decomposing tank is connected with the third decomposing tank 11. The height of the second connecting pipe 12 is lower than the left end of the first connecting pipe 8.

According to the working principle, materials enter the first decomposing tank 2 from the feeding pipe 4, are mixed and decomposed with carbon dioxide gas entering from the lower part of the first decomposing tank 2 and uniformly passing through the gas distribution plate 5, then flow upwards, overflow into the second decomposing tank 9 from the first connecting pipe 8, are secondarily mixed and decomposed with carbon dioxide gas entering from the lower part of the second decomposing tank 9 and uniformly passing through the gas distribution plate 5, then enter the upper part of the third decomposing tank 11 through the second connecting pipe 12, react with carbon dioxide gas entering from the lower part when the third decomposing tank 11 flows downwards, and are discharged from the discharging pipe 10, so that continuous decomposition reaction is formed, and the efficiency is greatly improved.

In embodiment 2, on the basis of embodiment 1, a supporting ring 17 is arranged below each gas distribution plate 5, a C-shaped circlip 14 is arranged above each gas distribution plate 5, and the first decomposition tank 2, the second decomposition tank 9 and the third decomposition tank 11 are all provided with annular clamping grooves matched with the circlips 14.

The top parts of the first decomposing tank 2, the second decomposing tank 9 and the third decomposing tank 11 are fixed with a detachable cover plate 1 by bolts.

Hollow distribution plates 3 are arranged in the first decomposition tank 2 and the second decomposition tank 9, liquid outlet holes 16 are uniformly formed in the bottoms of the distribution plates 3, infusion tubes 13 are fixed at the tops of the distribution plates 3, the outer ends of the two infusion tubes 13 are respectively arranged on the feeding tube 4 and the connecting tube 8 in a threaded mode, and the distribution plates 3 are located above the gas distribution plates 5.

After a period of time, the inside of the decomposer needs to be cleaned, when the decomposer is cleaned, the cover plate 1 at the top is opened, then an operator enters the first decomposer 2, the second decomposer 9 or the third decomposer 11, unscrews the distribution plate 3, then takes out the circlip 14, and removes the gas distribution plate 5, so that the inside walls at the bottoms of the first decomposer 2, the second decomposer 9 or the third decomposer 11 can be cleaned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

In the description of the present utility model, the terms "inner", "outer", "longitudinal", "transverse", "upper", "lower", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, only for convenience in describing the present utility model, and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Claims (4)

1. A multislot continuous decomposition device for pseudo-boehmite production, includes decomposer, its characterized in that: the decomposer comprises a first decomposer (2), a second decomposer (9) and a third decomposer (11), wherein the bottoms of the first decomposer (2), the second decomposer (9) and the third decomposer (11) are of conical structures, a sewage discharge pipe (7) is fixed at the bottom of the first decomposer (2), the bottoms of the second decomposer (9) and the third decomposer (11) are respectively provided with a carbon dioxide inlet pipe (6) which enters air along the tangential direction, a discharging pipe (10) is arranged at the lower part of the third decomposer (11), gas distribution plates (5) are respectively arranged at the lower parts of the first decomposer (2), the second decomposer (9) and the third decomposer (11), gas distribution holes (15) are uniformly formed in the gas distribution plates (5), a feeding pipe (4) is fixed above the gas distribution plates (5) of the first decomposer (2), a left connecting pipe (8) is arranged below the gas distribution plates (5), a left connecting pipe (8) is arranged between the first decomposer (2) and the second decomposer (9), a right connecting pipe (8) is connected with the first decomposer (8) and the second decomposer (9), and the second connecting pipe (12) is connected with the right connecting pipe (9).

2. The multi-tank continuous decomposing apparatus for pseudo-boehmite production according to claim 1, characterized in that: the lower part of every gas distribution board (5) is equipped with supporting ring (17), and every gas distribution board (5) top is equipped with circlip (14) of C, and first decomposer (2), second decomposer (9) and third decomposer (11) all are equipped with circlip (14) complex annular draw-in groove.

3. The multi-tank continuous decomposing apparatus for pseudo-boehmite production according to claim 2, characterized in that: the tops of the first decomposing tank (2), the second decomposing tank (9) and the third decomposing tank (11) are fixed with a detachable cover plate (1) through bolts.

4. The multi-tank continuous decomposing apparatus for pseudo-boehmite production according to claim 1, characterized in that: hollow distribution plates (3) are arranged in the first decomposition tank (2) and the second decomposition tank (9), liquid outlet holes (16) are uniformly formed in the bottoms of the distribution plates (3), infusion tubes (13) are fixed at the tops of the distribution plates (3), the outer ends of the two infusion tubes (13) are respectively and spirally arranged on the feeding pipe (4) and the first connecting pipe (8), and the distribution plates (3) are located above the gas distribution plates (5).