CN217179118U

CN217179118U - Reduced iron powder dryer

Info

Publication number: CN217179118U
Application number: CN202220141715.9U
Authority: CN
Inventors: 张东旭
Original assignee: Suzhou Xuwangchun New Material Co ltd
Current assignee: Suzhou Xuwangchun New Material Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-12
Anticipated expiration: 2032-01-19

Abstract

The utility model belongs to the technical field of drying machines, in particular to a reduced iron powder drying machine, which comprises a drying cylinder and a driving mechanism which is arranged outside the drying cylinder and is used for driving the drying cylinder to rotate, wherein an inner drying cylinder is fixedly arranged on the inner side wall of the drying cylinder, a plurality of convex second heat conducting fins are arranged on the inner side wall of the inner drying cylinder, and a heat drying pipe is arranged at the middle position inside the drying cylinder; drying cylinder in the inboard setting through at drying cylinder, and including drying cylinder's inboard intermediate position department sets up hot drying tube, the inside of interior drying cylinder and hot drying tube all has the cavity, can leading-in hot-air, still be equipped with the air guide nozzle on the first heat conduction piece simultaneously, can spout steam, enable whole drying cylinder and be in the stoving state of high temperature, the order enters into the inside iron powder of drying cylinder and changes with the heat source contact surface, drying speed improves, make drying efficiency increase, after hot-blast upper end from drying cylinder discharges, can also reuse, the thermal efficiency is improved.

Description

Reduced iron powder dryer

Technical Field

The utility model belongs to the technical field of the drying-machine, concretely relates to reduced iron powder drying-machine.

Background

The reduced iron powder is gray or black powder mainly containing simple substance iron, is generally generated by reducing ferroferric oxide in hydrogen flow or carbon monoxide flow under high temperature condition, is commonly used for food preservation, an iron powder dryer is specially used for drying iron powder, scrap iron, steel scraps, copper scraps and the like, and the iron powder dryer can simultaneously realize deoiling and drying.

The existing iron powder dryer is usually a cylinder which is obliquely arranged, the inner wall of the cylinder is provided with a convex fin, hot air is upwards introduced from the lower end, iron powder can be dried by contacting with the hot air in the process of flowing from top to bottom, but the drying efficiency is low, the contact surface of the iron powder and the hot air is not uniform enough, and the derived hot air is not recycled, so that the heat energy consumption is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reduced iron powder dryer to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a reduced iron powder dryer comprises a drying cylinder and a driving mechanism which is arranged on the outer side of the drying cylinder and used for driving the drying cylinder to rotate, wherein an inner drying cylinder is fixedly arranged on the inner side wall of the drying cylinder, a plurality of convex second heat-conducting fins are arranged on the inner side wall of the inner drying cylinder, a heating drying pipe is arranged at the middle position in the drying cylinder, a plurality of first heat-conducting fins are fixedly arranged on the outer side wall of the heating drying pipe, two ends of the heating drying pipe are respectively connected with a lower fan bracket and an upper fan bracket, two ends of the heating drying pipe are fixedly connected with the lower fan bracket and the upper fan bracket, hot air blowers are fixedly arranged on the lower fan bracket and the upper fan bracket, an exhaust end of the hot air blower positioned on the lower fan bracket is communicated with the inside of the heating drying pipe, and an exhaust end of the drying cylinder points to an air inlet end of the hot air blower positioned on the upper fan bracket, the exhaust end of the air heater positioned on the upper fan support is communicated with the interior of the inner drying cylinder through an air supply pipe, and the air heater is electrically connected with an external power supply.

Preferably, the drying cylinder is arranged in an inclined manner in the horizontal direction, the lower fan support is positioned on the lower side of the drying cylinder, and the upper fan support is positioned on the higher side of the lower fan support.

Preferably, a second air guide cavity is formed in the inner drying cylinder, the second air guide cavity is communicated with the second heat conducting fin, a mechanical seal is installed at an air inlet at the lower end of the inner drying cylinder, and the end part of the air supply pipe is fixed on the mechanical seal.

Preferably, a first air guide cavity is arranged inside the baking tube, and the first air guide cavity is communicated with the first heat conducting fin.

Preferably, the surface of the first heat conducting sheet is provided with a plurality of air guide nozzles, and the air guide nozzles are communicated with the first air guide cavity.

Preferably, actuating mechanism includes drive gear, safety cover and support frame, drive gear rotates to be installed the outside of a stoving section of thick bamboo, just drive gear is connected with outside actuating mechanism, correspond on the lateral wall of a stoving section of thick bamboo drive gear department is fixed and is equipped with the ring gear, drive gear with the transmission of ring gear meshing, the safety cover is established drive gear's the outside, the bottom fixed mounting of safety cover has the support frame.

Preferably, a pipeline frame is fixedly installed on the upper fan support, and the end part of the hot drying pipe is fixedly installed on the pipeline frame.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a section of thick bamboo of drying in the inboard setting of a section of thick bamboo of drying, and the inboard intermediate position department of a section of thick bamboo of drying sets up hot drying tube including, the inside of an interior section of thick bamboo of drying and hot drying tube all has the cavity, can channel into hot-air, still be equipped with the air guide nozzle on the first heat conduction piece simultaneously, can spout steam, enable whole section of thick bamboo of drying and be in the stoving state of high temperature, the order enters into the inside iron powder of a section of thick bamboo of drying and changes with the heat source contact surface, drying speed improves, make drying efficiency increase, and simultaneously, after hot-blast upper end from a section of thick bamboo of drying is discharged, can also reuse, the thermal efficiency is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a drying cylinder of the present invention;

FIG. 3 is a schematic structural view of the middle heating baking tube and the first heat-conducting fin of the present invention;

fig. 4 is a schematic structural view of the upper air blower bracket of the present invention.

In the figure: 1. a drying drum; 11. a ring gear; 2. a drive mechanism; 21. a drive gear; 22. a protective cover; 23. a support frame; 3. a lower fan bracket; 4. a hot air blower; 41. a gas supply pipe; 5. an upper fan bracket; 51. a pipe rack; 6. heating the tube; 601. a first air conducting cavity; 61. a first thermally conductive sheet; 611. an air guide nozzle; 7. an inner drying cylinder; 701. a second air conducting cavity; 71. a second thermally conductive sheet; 8. and (4) mechanically sealing.

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 the following technical solutions: a dryer for reduced iron powder comprises a drying cylinder 1 and a driving mechanism 2 which is arranged outside the drying cylinder 1 and is used for driving the drying cylinder 1 to rotate, wherein an inner drying cylinder 7 is fixedly arranged on the inner side wall of the drying cylinder 1, a plurality of convex second heat conducting fins 71 are arranged on the inner side wall of the inner drying cylinder 7, a heat drying pipe 6 is arranged at the middle position in the drying cylinder 1, a plurality of first heat conducting fins 61 are fixedly arranged on the outer side wall of the heat drying pipe 6, two ends of the heat drying pipe 6 are respectively connected with a lower fan bracket 3 and an upper fan bracket 5, two ends of the heat drying pipe 6 are fixedly connected with the lower fan bracket 3 and the upper fan bracket 5, hot air blowers 4 are fixedly arranged on the lower fan bracket 3 and the upper fan bracket 5, the exhaust end of the hot air blower 4 positioned on the lower fan bracket 3 is communicated with the inside of the heat drying pipe 6, the exhaust end of the drying cylinder 1 points to the air inlet end of the hot air blower 4 positioned on the upper fan bracket 5, the exhaust end of the hot air blower 4 on the upper blower bracket 5 is communicated with the inside of the inner drying cylinder 7 through an air supply pipe 41, and the hot air blower 4 is electrically connected with an external power supply.

In this embodiment, an inner drying cylinder 7 is disposed inside the drying cylinder 1, and a heat drying pipe 6 is disposed at an inner middle position of the inner drying cylinder 7, wherein a convex second heat conducting strip 71 is disposed on an inner side wall of the inner drying cylinder 7, a convex first heat conducting strip 61 is disposed on an outer side wall of the heat drying pipe 6, and cavities are disposed inside the inner drying cylinder 7 and the heat drying pipe 6, so that hot air can be introduced, and an air guide nozzle 611 is further disposed on the first heat conducting strip 61, so that hot air can be sprayed out, the whole drying cylinder 1 can be in a high-temperature heat drying state, iron powder entering the inside of the drying cylinder 1 is replaced with a heat source contact surface, so that drying speed is increased, drying efficiency is increased, and hot air can be recycled after being discharged from an upper end of the drying cylinder 1, thereby increasing thermal efficiency.

Specifically, a drying cylinder 1 and horizontal direction slope set up, and lower fan support 3 is located the lower one side of a drying cylinder 1, and last fan support 5 is located the higher one side of lower fan support 3, so, when using, by hot-blast leading-in by lower one side, iron powder gets into from drying cylinder 1 upper end one side, at the in-process that iron powder flows down, fully contacts with hot-blast and dries.

Specifically, the inside of inner drying cylinder 7 has second air guide cavity 701, second air guide cavity 701 link up with second heat conduction piece 71, mechanical seal 8 is installed to the lower extreme air inlet department of inner drying cylinder 7, the tip of air supply pipe 41 is fixed on mechanical seal 8, through installing mechanical seal 8, can follow drying cylinder 1 pivoted including drying cylinder 7, air supply pipe 41 keeps the rigidity to can be to the leading-in hot-air of the inside of second air guide cavity 701, provide the heat source to the inside of second air guide cavity 701.

Specifically, the inside of the baking tube 6 is provided with a first air guide cavity 601, the first air guide cavity 601 is communicated with the first heat conducting strip 61, the surface of the first heat conducting strip 61 is provided with a plurality of air guide nozzles 611, the air guide nozzles 611 are communicated with the first air guide cavity 601, when the drying tube is used, hot air is conducted to the inside of the baking tube 6 by the hot air blower 4 on the lower air blower support 3, the hot air can be sprayed out from the air guide nozzles 611 in the first air guide cavity 601, so that the hot air is fully contacted with iron powder, and the purpose of drying the iron powder is achieved.

Concretely, actuating mechanism 2 includes drive gear 21, safety cover 22 and support frame 23, drive gear 21 rotates and installs the outside at a stoving section of thick bamboo 1, and drive gear 21 is connected with external drive motor, it is equipped with ring gear 11 to correspond drive gear 21 department's fixed on a stoving section of thick bamboo 1's the lateral wall, drive gear 21 meshes the transmission with ring gear 11, safety cover 22 cover is established in drive gear 21's the outside, safety cover 22's bottom fixed mounting has support frame 23, so, when using, drive gear 21 drives whole stoving section of thick bamboo 1 and keeps rotatory, make inside iron powder can be stirred along with the rotation of a stoving section of thick bamboo 1, thereby increase the area of contact of iron powder and hot-blast air.

Specifically, the upper fan bracket 5 is fixedly provided with a pipeline bracket 51, and the end part of the heat drying pipe 6 is fixedly arranged on the pipeline bracket 51, so that the heat drying pipe 6 can be kept stable and is not influenced by the rotation of the drying cylinder 1.

The utility model discloses a theory of operation and use flow: when in use, iron powder to be dried is led in from the upper end of the drying cylinder 1 to the inside of the drying cylinder 1, hot air is conducted from the hot air blower 4 on the lower air blower bracket 3 to the inside of the hot drying pipe 6, the hot air is sprayed out from the air guide nozzle 611 in the first air guide cavity 601, so that the hot air is fully contacted with the iron powder, and the purpose of drying the iron powder is achieved, the air is supplied to the inside of the inner drying cylinder 7 through the air supply pipe 41 by the hot air blower 4 on the upper air blower bracket 5, wherein, the end part of the air supply pipe 41 is fixed on the mechanical seal 8, the air supply pipe 41 keeps fixed in position while the inner drying cylinder 7 rotates along with the drying cylinder 1, and hot air can be led in to the inside of the second air guide cavity 701 to provide heat source for the inside of the second air guide cavity 701, so that the whole drying cylinder 1 is in a high-temperature drying state, the contact surface of the iron powder entering the inside of the drying cylinder 1 is replaced with the heat source, and the drying speed is increased, the drying efficiency is increased, and meanwhile, after hot air is discharged from the upper end of the drying cylinder 1, the hot air can be recycled, and the heat efficiency is improved.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A reduced iron powder dryer is characterized in that: including a stoving section of thick bamboo (1) and install in a stoving section of thick bamboo (1) outside and be used for the drive stoving section of thick bamboo (1) pivoted actuating mechanism (2), a stoving section of thick bamboo (7) in fixed mounting is gone up to the inside wall of a stoving section of thick bamboo (1), be equipped with a plurality of convex second conducting strip (71) on the inside wall of an interior stoving section of thick bamboo (7), the inside intermediate position department of a stoving section of thick bamboo (1) is equipped with hot drying tube (6), fixed being equipped with a plurality of first conducting strip (61) on the lateral wall of hot drying tube (6), lower fan support (3) and last fan support (5) are connected respectively to the both ends of hot drying tube (6), the both ends and lower fan support (3), last fan support (5) fixed connection of hot drying tube (6), equal fixed mounting has air heater (4) on lower fan support (3) and last fan support (5), is located on lower fan support (3) the exhaust end of air heater (4) with hot drying tube (6) The exhaust end of the drying cylinder (1) points to the air inlet end of the hot air blower (4) on the upper air blower support (5), the exhaust end of the hot air blower (4) on the upper air blower support (5) is communicated with the inside of the inner drying cylinder (7) through an air supply pipe (41), and the hot air blower (4) is electrically connected with an external power supply.

2. A reduced iron powder dryer according to claim 1, wherein: the drying cylinder (1) is obliquely arranged in the horizontal direction, the lower fan support (3) is located on the lower side of the drying cylinder (1), and the upper fan support (5) is located on the higher side of the lower fan support (3).

3. A reduced iron powder dryer according to claim 1, wherein: the inner drying cylinder (7) is internally provided with a second air guide cavity (701), the second air guide cavity (701) is communicated with the second heat-conducting fins (71), a mechanical seal (8) is installed at an air inlet at the lower end of the inner drying cylinder (7), and the end part of the air supply pipe (41) is fixed on the mechanical seal (8).

4. A reduced iron powder dryer according to claim 1, wherein: the interior of the hot baking tube (6) is provided with a first air guide cavity (601), and the first air guide cavity (601) is communicated with the first heat conducting fin (61).

5. A reduced iron powder dryer according to claim 4, wherein: the surface of the first heat-conducting sheet (61) is provided with a plurality of air guide nozzles (611), and the air guide nozzles (611) are communicated with the first air guide cavity (601).

6. A reduced iron powder dryer according to claim 1, wherein: actuating mechanism (2) are including drive gear (21), safety cover (22) and support frame (23), drive gear (21) rotate to be installed the outside of a stoving section of thick bamboo (1), just drive gear (21) are connected with outside actuating mechanism, correspond on the lateral wall of a stoving section of thick bamboo (1) drive gear (21) department is fixed and is equipped with ring gear (11), drive gear (21) with ring gear (11) meshing transmission, safety cover (22) cover is established the outside of drive gear (21), the bottom fixed mounting of safety cover (22) has support frame (23).

7. A reduced iron powder dryer according to claim 1, wherein: a pipeline frame (51) is fixedly installed on the upper fan support (5), and the end part of the hot drying pipe (6) is fixedly installed on the pipeline frame (51).