CN112657803A

CN112657803A - Device for producing catalyst-coated support materials

Info

Publication number: CN112657803A
Application number: CN202011484732.4A
Authority: CN
Inventors: 吴兰婷
Original assignee: Anhui Wanfan Huiju Information Technology Development Co ltd
Current assignee: Anhui Wanfan Huiju Information Technology Development Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-04-16

Abstract

The invention discloses a device for preparing a carrier material coated with a catalyst, which comprises a box body, wherein the top of the box body is fixedly connected with a fan, an air outlet of the fan is fixedly connected with a heater, an air outlet of the heater is fixedly connected with a first connecting pipe, the bottom of the first connecting pipe is fixedly connected with a connector, the outer side of the connector is communicated with uniformly distributed second connecting pipes, and the bottoms of the second connecting pipes are fixedly connected with drying shells. According to the invention, dust generated by drying the honeycomb ceramic green body enters the outer pipe and the inner pipe through the grooves and is introduced into the collecting box, hot air in the collecting box is filtered through water in the collecting box, so that the dust in the hot air is dissolved in the water, the temperature of the sprayed hot air is reduced after the sprayed hot air passes through the water, the temperature of the surrounding environment cannot be raised by the hot air, and the discharged air has no dust, so that dust explosion is prevented, and the safety is improved.

Description

Device for producing catalyst-coated support materials

Technical Field

The invention relates to the technical field of processing of carrier materials, in particular to a device for preparing a carrier material coated with a catalyst.

Background

Along with the increasing number of automobiles, countries in the world pay more attention to the emission problem of automobile exhaust gas, HC and CO in the exhaust gas can be changed into water and CO2 through the porous ceramic material coated with the catalyst, NOx is decomposed into nitrogen and oxygen, HC and CO are toxic gases, the excessive suction can cause death of people, and NOx can directly cause photochemical smog, the honeycomb ceramic is a novel ceramic product with a honeycomb-like structure developed in nearly thirty years, the honeycomb ceramic has the characteristics of large specific surface area, small resistance, high temperature resistance, wear resistance, large thermal capacity, small thermal expansion coefficient, strong corrosion resistance, good heat resistance and the like, and is widely applied to the industrial fields of chemical industry, metallurgy, fuel gas, environmental protection and the like, wherein the honeycomb ceramic has more advantages in the aspect of the catalyst, takes the honeycomb ceramic material as a carrier, adopts a unique coating material and uses precious metal, the rare earth metal and the transition metal are prepared, so that the catalyst has the advantages of high catalytic activity, good thermal stability, long service life, high strength and the like.

The prior art discloses the application numbers as follows: the invention discloses a catalyst carrier drying device of CN201620907205.2, which comprises an oven, wherein a supporting rod is arranged in the oven, a catalyst carrier tray is arranged on the upper part of the supporting rod, a hot air drying device is arranged on the left side of the oven, an air suction device is arranged on the right side of the oven, the air suction device is connected with an air drying device through a pipeline, and the air drying device is connected with the hot air drying device through a pipeline, but the honeycomb ceramic green body is inconvenient to dry and the dust generated by drying cannot be treated.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems in the background art, the invention provides a device for preparing a carrier material coated with a catalyst, which is convenient for uniformly drying a plurality of honeycomb ceramic green bodies at one time and can treat dust generated by drying.

(II) technical scheme

The invention provides a device for preparing a carrier material coated with a catalyst, which comprises a box body, wherein the top of the box body is fixedly connected with a fan, an air outlet of the fan is fixedly connected with a heater, an air outlet of the heater is fixedly connected with a first connecting pipe, the bottom of the first connecting pipe is fixedly connected with a connector, the outer side of the connector is communicated with uniformly distributed second connecting pipes, the bottoms of a plurality of the second connecting pipes are fixedly connected with a drying shell, the left side of the box body is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating shaft, the outer side of the rotating shaft is in threaded connection with symmetrically distributed moving blocks, the tops of the two moving blocks are hinged with connecting rods, the tops of the two connecting rods are hinged with supporting plates, the bottoms of the supporting plates are fixedly connected with uniformly distributed outer pipes, and, the drying device is characterized in that grooves which are uniformly distributed are formed in the top of the supporting plate, the supporting frame which is uniformly distributed is fixedly connected to the top of the supporting plate, bosses are fixedly connected to the tops of the supporting frame, the inner tubes are close to one end of the collecting box, and a cavity is formed in the inner wall of the drying shell.

Preferably, the inner side of the drying shell is provided with ventilation holes which are uniformly distributed and communicated with the drying shell, and the cavity is communicated with the second connecting pipe.

Preferably, the bottom of the second connecting pipe is communicated with the inner side of the drying shell, the second connecting pipe is communicated with the connector, and the outer side of the first connecting pipe is fixedly connected with the top of the first connecting pipe.

Preferably, the bottom of the moving block is fixedly connected with a sliding block, a sliding groove matched with the sliding block is formed in the inner bottom wall of the box body, the groove is vertically communicated and communicated with the outer pipe, the groove is circular, and the diameter of the groove is matched with that of the drying shell.

Preferably, the inner side of the moving block is provided with a threaded hole matched with the rotating shaft, the thread of the rotating shaft is divided into two parts, the thread directions of the two parts are opposite, the rotating shaft is rotatably connected with the box body, and one end of the inner pipe, close to the collecting box, extends into the collecting box.

Preferably, the top of the collecting box is provided with an air outlet pipe, the outer sides of the inner pipes are fixedly connected with one-way valves, water is arranged on the inner side of the collecting box, the right side of the collecting box is fixedly connected with a water outlet pipe, and the outer side of the water outlet pipe is fixedly connected with a valve.

Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:

1. according to the invention, the honeycomb ceramic green body at the top of the boss enters the drying shell, then the bottom of the drying shell is matched with the groove, the bottom of the drying shell extends into the groove to prevent wind and dust from scattering during drying, the fan and the heater are started, the fan transmits air into the heater to heat, then the air is transmitted through the first connecting pipe, the connector and the second connecting pipe, hot air is sprayed out from the top of the drying shell and the air holes communicated with the cavity, and the hot air is dried through the top and the side wall of the honeycomb ceramic green body, so that the honeycomb ceramic green body is uniformly heated.

2. According to the invention, dust generated by drying the honeycomb ceramic green body enters the outer pipe and the inner pipe through the grooves and is introduced into the collecting box, hot air in the collecting box is filtered through water in the collecting box, so that the dust in the hot air is dissolved in the water and then is sprayed out from the air outlet pipe, the temperature of the sprayed hot air is reduced after passing through the water, the temperature of the hot air cannot be raised to the surrounding environment, and the discharged air has no dust, so that dust explosion is prevented, and the safety is improved.

Drawings

FIG. 1 is a schematic structural view of an apparatus for preparing a catalyst-coated support material according to the present invention.

Fig. 2 is a schematic top view of a support disk of an apparatus for preparing a catalyst-coated support material according to the present invention.

FIG. 3 is a schematic view of the collecting tank structure of the apparatus for preparing a catalyst-coated support material according to the present invention.

Fig. 4 is a schematic view of a drying shell structure of the apparatus for preparing a catalyst-coated support material according to the present invention.

Fig. 5 is a schematic top view of a connecting head of the apparatus for preparing a catalyst-coated support material according to the present invention.

Reference numerals: 1. a box body; 2. a fan; 3. a heater; 4. a first connecting pipe; 5. a connector; 6. a second connecting pipe; 7. drying the shell; 8. a motor; 9. a rotating shaft; 10. a moving block; 11. a connecting rod; 12. an inner tube; 13. an outer tube; 14. a support disc; 15. a support frame; 16. a boss; 17. a collection box; 18. a groove; 19. a cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the apparatus for preparing a carrier material coated with a catalyst according to the present invention comprises a case 1, a fan 2 is fixedly connected to the top of the case 1, a heater 3 is fixedly connected to an air outlet of the fan 2, a first connecting pipe 4 is fixedly connected to an air outlet of the heater 3, a connector 5 is fixedly connected to the bottom of the first connecting pipe 4, second connecting pipes 6 are uniformly distributed and communicated to the outer side of the connector 5, drying cases 7 are fixedly connected to the bottoms of the second connecting pipes 6, a motor 8 is fixedly connected to the left side of the case 1, a rotating shaft 9 is fixedly connected to the output end of the motor 8, moving blocks 10 are symmetrically distributed and connected to the outer side of the rotating shaft 9 by a screw thread, connecting rods 11 are hinged to the tops of the two moving blocks 10, supporting discs 14 are hinged to the tops of the two connecting, inner tubes 12 are connected to the inner sides of the outer tubes 13 in a sliding mode, grooves 18 which are uniformly distributed are formed in the top of the supporting plate 14, supporting frames 15 which are uniformly distributed are fixedly connected to the top of the supporting plate 14, bosses 16 are fixedly connected to the tops of the supporting frames 15, the bosses 16 support the honeycomb ceramic green bodies, a collecting box 17 is fixedly connected to one end, close to one end, of each inner tube 12, and a cavity 19 is formed in the inner wall of the drying shell 7;

the inner side of the drying shell 7 is provided with ventilation holes which are uniformly distributed and communicated with the drying shell 7, the cavity 19 is communicated with the second connecting pipe 6, the ventilation holes are matched with the cavity 19, hot air sprayed out of the top of the drying shell 7 is sprayed out of the side wall of the drying shell 7, hot air drying can be carried out on honeycomb ceramic green bodies from the top and the side wall, the honeycomb ceramic green bodies are heated more uniformly, the bottom of the second connecting pipe 6 is communicated with the inner side of the drying shell 7, the second connecting pipe 6 is communicated with the connector 5, the first connecting pipe 4 and the connector 5 are used for transmitting hot air, the outer side of the first connecting pipe 4 is fixedly connected with the top of the first connecting pipe 4, the bottom of the movable block 10 is fixedly connected with a sliding block, the inner bottom wall of the box body 1 is provided with a sliding groove matched with the sliding block, the sliding block and the sliding groove enable the movable block 10 to move stably so as to, the shape of the groove 18 is circular, the diameter of the groove 18 is matched with that of the drying shell 7, the drying shell 7 can enter the groove 18, and then carry out the cage to the ceramic honeycomb unburned bricks, prevent that the dust that hot-blast produced from scattering, the screw hole that matches with pivot 9 is seted up to the inboard of movable block 10, the screw thread of pivot 9 divide into two parts and the screw thread opposite direction of two parts, the screw thread can make movable block 10 opposite direction or opposite movement on the contrary, pivot 9 rotates with box 1 and is connected, the one end that inner tube 12 is close to collecting box 17 stretches into in collecting box 17, the tuber pipe has been seted up at collecting box 17's top, the equal fixedly connected with check valve in the outside of a plurality of inner tubes 12, collecting box 17's inboard is provided with water, collecting box 17's right side fixedly connected with outlet pipe, the outside fixedly connected with valve of outlet pipe, outlet pipe and valve are.

In the invention, green bodies are placed on a plurality of bosses 16, then a motor 8 is started, the output end of the motor 8 drives a rotating shaft 9 to rotate, the rotating shaft 9 rotates to drive moving blocks 10 to move, the two moving blocks 10 are close to each other, the moving blocks 10 are close to each other to drive a connecting rod 11 to enable the connecting rod 11 to support a supporting plate 14 to drive the supporting plate 14 to lift up, further, honeycomb ceramic green bodies positioned at the tops of the bosses 16 enter a drying shell 7, then the bottom of the drying shell 7 is matched with a groove 18, the bottom of the drying shell 7 extends into the groove 18 to prevent wind, dust and dust from being generated during drying, at the moment, a fan 2 and a heater 3 are started, the fan 2 transmits air into the heater 3 to be heated, then transmits the air into a connector 5 through a first connecting pipe 4, transmits the air into a plurality of second connecting pipes 6 through the connector 5, and hot air enters the drying shell 7, hot air is sprayed out from the top of the drying shell 7 and the air holes communicated with the cavity 19, hot air is dried from the top and the side wall of the honeycomb ceramic green body, the honeycomb ceramic green body is heated uniformly, hot air flowing through the honeycomb ceramic green body in the drying shell 7 enters the outer pipe 13 through the groove 18, enters the inner pipe 12 and is introduced into the collecting box 17, dust generated by blowing the honeycomb ceramic green body through the hot air flows through the outer pipe 13 and the inner pipe 12 into the collecting box 17, the hot air flowing through the collecting box 17 is filtered through water in the collecting box 17, the dust in the hot air is dissolved in the water and then is sprayed out of the air outlet pipe, the temperature of the sprayed hot air is reduced after passing through the water, the temperature of the surrounding environment cannot be increased through the hot air, the discharged air has no dust, dust explosion is prevented, and the safety is improved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such changes and modifications that fall within the scope and bounds of the appended claims, or equivalents of such scope and bounds.

Claims

1. The device for preparing the carrier material coated with the catalyst comprises a box body (1) and is characterized in that a fan (2) is fixedly connected to the top of the box body (1), a heater (3) is fixedly connected to an air outlet of the fan (2), a first connecting pipe (4) is fixedly connected to an air outlet of the heater (3), a connector (5) is fixedly connected to the bottom of the first connecting pipe (4), second connecting pipes (6) which are uniformly distributed are communicated with the outer side of the connector (5), drying shells (7) are fixedly connected to the bottoms of the second connecting pipes (6), a motor (8) is fixedly connected to the left side of the box body (1), a rotating shaft (9) is fixedly connected to the output end of the motor (8), moving blocks (10) which are symmetrically distributed are in threaded connection with the outer side of the rotating shaft (9), and connecting rods (11) are hinged to the tops of the two moving blocks (10, two the top of connecting rod (11) articulates there is supporting disk (14), the bottom fixedly connected with evenly distributed's of supporting disk (14) outer tube (13), and is a plurality of the equal sliding connection in inboard of outer tube (13) has inner tube (12), evenly distributed's recess (18) are seted up at the top of supporting disk (14), the top fixedly connected with evenly distributed's of supporting disk (14) support frame (15), and is a plurality of the equal fixedly connected with boss (16) in top of support frame (15), it is a plurality of inner tube (12) are close to one end fixedly connected with collecting box (17) each other, cavity (19) have been seted up to the inner wall of stoving shell (7).

2. The apparatus for preparing a catalyst-coated support material according to claim 1, wherein the drying shell (7) is provided on its inner side with ventilation holes uniformly distributed and communicating with the drying shell (7), and the cavity (19) communicates with the second connecting pipe (6).

3. The apparatus for preparing a catalyst-coated support material according to claim 1, wherein the bottom of the second connection pipe (6) is in communication with the inside of the drying case (7), the second connection pipe (6) is in communication with the connection head (5), and the outside of the first connection pipe (4) is fixedly connected with the top of the first connection pipe (4).

4. The device for preparing the carrier material coated with the catalyst according to claim 1, wherein a sliding block is fixedly connected to the bottom of the moving block (10), a sliding groove matched with the sliding block is formed in the inner bottom wall of the box body (1), the groove (18) is vertically through and communicated with the outer pipe (13), the groove (18) is circular in shape, and the diameter of the groove (18) is matched with that of the drying shell (7).

5. The apparatus for preparing a catalyst-coated support material according to claim 1, wherein the moving block (10) is provided at an inner side thereof with a threaded hole matching with the rotating shaft (9), the thread of the rotating shaft (9) is divided into two parts, the two parts have opposite thread directions, the rotating shaft (9) is rotatably connected with the case (1), and one end of the inner tube (12) close to the collection case (17) extends into the collection case (17).

6. The apparatus for preparing a catalyst-coated support material according to claim 1, wherein an air outlet pipe is provided at the top of the collection box (17), the outer sides of the plurality of inner pipes (12) are all fixedly connected with a one-way valve, water is provided at the inner side of the collection box (17), a water outlet pipe is fixedly connected to the right side of the collection box (17), and a valve is fixedly connected to the outer side of the water outlet pipe.