CN217166478U

CN217166478U - Cooling device for reduced iron powder

Info

Publication number: CN217166478U
Application number: CN202220253198.4U
Authority: CN
Inventors: 张东旭
Original assignee: Suzhou Xuwangchun New Material Co ltd
Current assignee: Suzhou Xuwangchun New Material Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-08-12
Anticipated expiration: 2032-02-08

Abstract

The utility model belongs to the technical field of cooling devices, in particular to a cooling device for reduced iron powder, which comprises a cooling cylinder and a driving mechanism arranged outside the cooling cylinder, wherein the driving mechanism is arranged at the two ends of the cooling cylinder and is used for driving the cooling cylinder to rotate; through the inside at the cooling cylinder set up cooling tube and condenser tube, the cooling tube includes interior cooling tube and outer cooling tube, the inside of interior cooling tube and outer cooling tube is all leading-in cold water, the iron powder fully with cooling fin and interior cooling tube in material passageway, outer cooling tube contacts, can carry out the heat exchange with the inside cold water of cold water passageway when the contact, absorb the heat of iron powder, and continue upwards to flow into in the condenser tube, discharge the hot water that will carry more heat, can increase heat exchange efficiency, improve the cooling rate of iron powder.

Description

Cooling device for reduced iron powder

Technical Field

The utility model belongs to the technical field of cooling device, concretely relates to cooling device for reduced iron powder.

Background

Reduced iron powder is a grey or black powder mainly containing elementary substance iron, and is generally generated by reducing ferroferric oxide in hydrogen flow or carbon monoxide flow under high-temperature conditions. Because the reduced iron powder is powdery and the microstructure of the reduced iron powder is very loose, the reduced iron powder has a very large surface area, can absorb moisture and oxygen in the air and is commonly used for food preservation, and the reduced iron powder needs to be dried firstly during manufacturing and needs to be cooled after being dried.

At present, a cooling device for iron powder generally adopts air cooling, namely, cold air is contacted with hot iron powder in a sealed channel through the cold air, but the air cooling speed is slow, so that the air cooling efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cooling device for reduced iron powder 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 cooling device for reduced iron powder comprises a cooling cylinder and a driving mechanism arranged on the outer side of the cooling cylinder, wherein the driving mechanism is arranged at two ends of the cooling cylinder and used for driving the cooling cylinder to rotate, a recovery water pipe is arranged at the middle position inside the cooling cylinder, an upper support and a lower support are respectively and fixedly connected with two ends of the recovery water pipe, the cooling cylinder rotates on the outer side of the recovery water pipe, a cooling pipe is arranged between the cooling cylinder and the recovery water pipe, the cooling pipe comprises an inner cooling pipe fixedly arranged on the outer side of the recovery water pipe and an outer cooling pipe fixedly arranged on the inner side of the cooling cylinder, a material channel for iron powder to flow is formed between the inner cooling pipe and the outer cooling pipe, a plurality of cooling fins which are uniformly distributed are fixedly arranged on the outer wall of one side of the inner cooling pipe opposite to the outer cooling pipe, and the bottoms of the inner cooling pipe are connected with an external cold water source through a liquid supply pipe, the bottom of the water recovery pipe is connected with an external water pumping device through a water return hose, and the tops of the inner cooling pipe and the outer cooling pipe are communicated with the top of the water recovery pipe through a collecting pipe.

Preferably, mechanical seals are arranged at the top of the inner cooling pipe and the bottom of the outer cooling pipe, the collecting pipe is connected with the recycling water pipe in a sealing mode through the mechanical seals, and the liquid supply pipe is connected with the outer cooling pipe in a sealing mode through the mechanical seals.

Preferably, the inner cooling tube and the outer cooling tube are provided with cold water channels inside, and the cold water channels are communicated with the cooling fins.

Preferably, the inside of the recovery water pipe is provided with a hot water channel, the hot water channel is communicated with the internal cooling pipe through the mechanical seal, and the hot water channel is communicated with the external cooling pipe through the mechanical seal and the collecting pipe.

Preferably, a first heat preservation layer is fixedly installed between the cooling cylinder and the outer cooling pipe, and a second heat preservation layer is fixedly installed between the water recovery pipe and the inner cooling pipe.

Preferably, a gear ring is fixedly arranged on the outer side wall of the cooling cylinder corresponding to the driving mechanism.

Preferably, actuating mechanism includes drive gear, driving motor and support frame, driving motor fixed mounting be in the top of support frame, driving motor's output fixed mounting have drive gear, drive gear with the ring gear meshing transmission.

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

the utility model discloses a set up cooling tube and condenser tube in the inside of cooling cylinder, the cooling tube includes interior cooling tube and outer cooling tube, the inside cold water of interior cooling tube and outer cooling tube is all leading-in, the iron powder is abundant in material passageway with cooling fin and interior cooling tube, outer cooling tube touches, can carry out the heat exchange with the inside cold water of cold water passageway when the contact, absorb the heat of iron powder, and continue upwards to flow into the condenser tube, discharge the hot water that will carry more heat, can increase heat exchange efficiency, improve the cooling rate of iron powder.

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 view of the internal structure of the cooling cylinder of the present invention;

FIG. 3 is a left side view of the cooling cylinder of the present invention;

fig. 4 is a right side view structure diagram of the middle cooling cylinder of the present invention.

In the figure: 1. a cooling cylinder; 101. a material channel; 11. a ring gear; 2. a drive mechanism; 21. a drive gear; 22. a drive motor; 23. a support frame; 3. an upper bracket; 4. a lower bracket; 5. a water recovery pipe; 501. a hot water passage; 51. a return water hose; 6. a cooling tube; 601. a cold water passage; 61. cooling the tube internally; 62. an outer cooling tube; 63. cooling the fins; 64. a liquid supply tube; 65. a collector pipe; 7. a first insulating layer; 8. a second insulating layer; 9. 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 cooling device for reduced iron powder comprises a cooling cylinder 1 and a driving mechanism 2 arranged outside the cooling cylinder 1, wherein the driving mechanism 2 is arranged at two ends of the cooling cylinder 1 and is used for driving the cooling cylinder 1 to rotate, a recovery water pipe 5 is arranged at the middle position inside the cooling cylinder 1, two ends of the recovery water pipe 5 are respectively and fixedly connected with an upper bracket 3 and a lower bracket 4, the cooling cylinder 1 rotates outside the recovery water pipe 5, a cooling pipe 6 is arranged between the cooling cylinder 1 and the recovery water pipe 5, the cooling pipe 6 comprises an inner cooling pipe 61 fixedly arranged outside the recovery water pipe 5 and an outer cooling pipe 62 fixedly arranged inside the cooling cylinder 1, a material channel 101 for iron powder to flow is formed between the inner cooling pipe 61 and the outer cooling pipe 62, a plurality of cooling fins 63 which are uniformly distributed are fixedly arranged on the outer wall of one side, opposite to the inner cooling pipe 61 and the outer cooling pipe 62, the bottoms of the inner cooling pipe 61 and the outer cooling pipe 62 are both connected with an external cold water source through a liquid supply pipe 64, the bottom of the recovery water pipe 5 is connected with an external pumping device through a return water hose 51, and the tops of the internal cooling pipe 61 and the external cooling pipe 62 are communicated with the top of the recovery water pipe 5 through a collecting pipe 65.

In this embodiment, a cooling pipe 6 and a recovery water pipe 5 are disposed inside a cooling cylinder 1, wherein the recovery water pipe 5 is located in the middle of the cooling cylinder 1, the cooling pipe 6 includes an inner cooling pipe 61 and an outer cooling pipe 62, the inner cooling pipe 61 is located outside the recovery water pipe 5, the outer cooling pipe 62 is located inside the cooling cylinder 1, cold water is introduced into both the inner cooling pipe 61 and the outer cooling pipe 62, iron powder is fully contacted with the cooling fins 63, the inner cooling pipe 61 and the outer cooling pipe 62 in the material passage 101, and can exchange heat with the cold water inside the cold water passage 601 during contact to absorb heat of the iron powder, and after the cold water flows upwards through heat exchange, the iron powder can flow into the recovery water pipe 5, and hot water carrying more heat is discharged, so that the heat exchange efficiency can be increased, and the cooling speed of the iron powder is increased.

Specifically, mechanical seal 9 is all installed to the top of interior cooling tube 61 and the bottom of outer cooling tube 62, through mechanical seal 9 sealing connection between collecting pipe 65 and the recovery water pipe 5, through mechanical seal 9 sealing connection between feed pipe 64 and the outer cooling tube 62, so, hot water after the inside heat transfer of outer cooling tube 62 can be along collecting pipe 65, then in mechanical seal 9 flows into recovery water pipe 5, derives hot water.

Specifically, the inner cooling tube 61 and the outer cooling tube 62 are provided with cold water channels 601 inside, and the cold water channels 601 are communicated with the cooling fins 63, so that the heat exchange area between the cooling tube 6 and the iron powder can be increased, and the purpose of improving the heat exchange efficiency is achieved.

Specifically, the inside of recovery water pipe 5 has hot water passageway 501, hot water passageway 501 communicates with interior cooling tube 61 through mechanical seal 9, hot water passageway 501 communicates with outer cooling tube 62 through mechanical seal 9, collecting pipe 65, and when using, the hot water in the outer cooling tube 62 is along collecting pipe 65, then flows into in recovery water pipe 5 through mechanical seal 9, derives hot water, and the hot water in the interior cooling tube 61 can directly flow into in recovery water pipe 5 to flow down to pumping device through hot water passageway 501.

Specifically, there is first heat preservation 7 fixed mounting between cooling cylinder 1 and outer cooling tube 62, and fixed mounting has second heat preservation 8 between recycle water pipe 5 and the interior cooling tube 61, through setting up the heat preservation, can reduce thermal loss, improves heat exchange efficiency.

Specifically, it is equipped with ring gear 11 to correspond 2 fixed departments of actuating mechanism on the lateral wall of cooling cylinder 1, actuating mechanism 2 includes drive gear 21, driving motor 22 and support frame 23, driving motor 22 fixed mounting is at the top of support frame 23, driving motor 22's output fixed mounting has drive gear 21, drive gear 21 and the transmission of 11 meshing of ring gear, when using, drive gear 21 rotates by driving motor 22, make drive gear 21 drive cooling cylinder 1 rotate, make the inside material of material passageway 101 can remove repeatedly, fully with the cooling tube 6 contact cooling.

The utility model discloses a theory of operation and use flow: when in use, the driving gear 21 is driven by the driving motor 22 to rotate, so that the driving gear 21 drives the cooling cylinder 1 to rotate, the material in the material channel 101 can move repeatedly and is fully contacted with the cooling pipe 6 for cooling, wherein the cooling pipe 6 comprises an inner cooling pipe 61 and an outer cooling pipe 62, the inner cooling pipe 61 is positioned at the outer side of the recovery water pipe 5, the outer cooling pipe 62 is positioned at the inner side of the cooling cylinder 1, cold water is introduced into the inner parts of the inner cooling pipe 61 and the outer cooling pipe 62, iron powder is fully contacted with the cooling fins 63, the inner cooling pipe 61 and the outer cooling pipe 62 in the material channel 101, can exchange heat with the cold water inside the cold water channel 601 when in contact to absorb the heat of the iron powder, and after the cold water flows upwards in a heat exchange way, then will flow into during the recycled water pipe 5, will carry more thermal hot water to discharge, so, can increase heat exchange efficiency, improve the cooling rate of iron powder.

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 cooling device for reduced iron powder is characterized in that: the iron powder cooling device comprises a cooling cylinder (1) and a driving mechanism (2) arranged on the outer side of the cooling cylinder (1), wherein the driving mechanism (2) is arranged at two ends of the cooling cylinder (1) and used for driving the cooling cylinder (1) to rotate, a recovery water pipe (5) is arranged at the middle position inside the cooling cylinder (1), an upper support (3) and a lower support (4) are fixedly connected to two ends of the recovery water pipe (5) respectively, the cooling cylinder (1) rotates on the outer side of the recovery water pipe (5), a cooling pipe (6) is arranged between the cooling cylinder (1) and the recovery water pipe (5), the cooling pipe (6) comprises an inner cooling pipe (61) fixedly arranged on the outer side of the recovery water pipe (5) and an outer cooling pipe (62) fixedly arranged on the inner side of the cooling cylinder (1), and a material channel (101) for iron powder to flow is formed between the inner cooling pipe (61) and the outer cooling pipe (62), all fixed cooling fin (63) that are equipped with a plurality of evenly distributed on the relative one side outer wall of internal cooling pipe (61) and outer cooling tube (62), the bottom of internal cooling pipe (61) and outer cooling tube (62) all is connected with outside cold water source through feed pipe (64), the bottom of return water pipe (5) is passed through return water hose (51) and is connected with outside pumping device, the top of internal cooling pipe (61), outer cooling tube (62) is passed through collecting pipe (65) and is communicated with the top of return water pipe (5).

2. A cooling apparatus for fine reduced iron according to claim 1, wherein: mechanical seal (9) are all installed to the top of interior cooling tube (61) and the bottom of outer cooling tube (62), pass through between collecting pipe (65) and recovery water pipe (5) mechanical seal (9) sealing connection, pass through between feed pipe (64) and outer cooling tube (62) mechanical seal (9) sealing connection.

3. A cooling apparatus for fine reduced iron according to claim 1, wherein: the inner cooling pipe (61) and the outer cooling pipe (62) are respectively provided with a cold water channel (601) inside, and the cold water channels (601) are communicated with the cooling fins (63).

4. A cooling apparatus for fine reduced iron according to claim 2, wherein: the inside of recovery water pipe (5) has hot water passageway (501), hot water passageway (501) pass through mechanical seal (9) with interior cooling tube (61) intercommunication, hot water passageway (501) pass through mechanical seal (9), collecting pipe (65) with outer cooling tube (62) intercommunication.

5. A cooling apparatus for fine reduced iron according to claim 1, wherein: a first heat preservation layer (7) is fixedly installed between the cooling cylinder (1) and the outer cooling pipe (62), and a second heat preservation layer (8) is fixedly installed between the recovery water pipe (5) and the inner cooling pipe (61).

6. A cooling apparatus for fine reduced iron according to claim 1, wherein: and a gear ring (11) is fixedly arranged on the outer side wall of the cooling cylinder (1) corresponding to the driving mechanism (2).

7. A cooling apparatus for fine reduced iron according to claim 6, wherein: actuating mechanism (2) are including drive gear (21), driving motor (22) and support frame (23), driving motor (22) fixed mounting be in the top of support frame (23), the output fixed mounting of driving motor (22) has drive gear (21), drive gear (21) with ring gear (11) meshing transmission.