CN211717053U

CN211717053U - Automatic drying device of fine iron powder production

Info

Publication number: CN211717053U
Application number: CN201922401572.1U
Authority: CN
Inventors: 向泽雨
Original assignee: Anhui Zegan Metallurgical Technology Co ltd
Current assignee: Anhui Zegan Metallurgical Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-20
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an automatic drying device for producing iron concentrate powder, which comprises a drying cylinder body, a gear ring, a high-temperature flue gas furnace and a dust removing box, wherein conveying threads are fixedly arranged on the inner wall of the drying cylinder body, fixing frames are fixedly welded at both ends of the inner wall of the drying cylinder body, fixing rods are fixedly welded at the centers of the fixing frames, a plurality of screen meshes are fixedly welded on the side surfaces of the fixing rods, a dust removing cavity is fixedly arranged at the upper end of the air inlet cavity inside the dust removing box, a filter element is fixedly arranged inside the dust removing cavity, a guide rod is fixedly welded on the inner wall of the dust removing cavity, an electric slide rod is movably sleeved on the side surface of the guide rod, a connecting rod is fixedly welded on the side surface of the electric slide rod, an annular brush is fixedly welded at the other end, the device dries the iron concentrate more fully, prevents the iron concentrate from gathering into blocks, and prolongs the service life of the filter element.

Description

Automatic drying device of fine iron powder production

Technical Field

The utility model relates to a drying device technical field specifically is an automatic drying device of fine iron powder production.

Background

The iron ore is processed into mineral powder called iron concentrate powder through crushing, grinding, ore dressing and the like, the iron concentrate powder is a main raw material of the pellet, the fluctuation of the content of iron directly influences the quality of the finished pellet, and the drying device generates power through electric power, diesel power, wind power, inflammable materials and the like, utilizes ambient air to heat, conveys the heated ambient air to the surroundings and further achieves proper temperature for dehumidification treatment. The wet material is directly or indirectly heated by the heat carrier in the forward moving process in the cylinder, so that the wet material is dried and then is sent out by a belt conveyor or a spiral conveyor at the discharge end, and if the dust content of tail gas needs to be further reduced, the wet material is discharged after passing through a bag type dust collector or a wet dust collector.

However, the existing drying device has the following disadvantages:

(1) according to the traditional drying device, fine iron powder is directly placed in the drying device to be heated and dried through heat separation, when the fine iron powder is positioned in a drying cylinder body for transportation and drying, hot air can only be used for drying the surface of the fine iron powder at first, and aggregated lumps or a plurality of small particles are easily generated at the bottom layer of the fine iron powder, so that the drying effect of the fine iron powder is seriously influenced, and the quality of a finished product of the fine iron powder is seriously influenced;

(2) traditional drying device's dust collecting equipment, because the inside dust that contains of flue gas for the stoving, the requirement to dust collecting equipment is higher, adopts the method of filter core dust removal usually, but this method needs often to change the filter core, and the life of filter core is seriously shortened to the flue gas of high dust granule moreover, from this need consume a large amount of funds and purchase the filter core.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic drying device of fine iron powder production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic drying device of fine iron powder production, includes: the device comprises a drying barrel, a gear ring, a high-temperature flue gas furnace and a dust removing box, wherein a separating box is fixedly welded at one end of the drying barrel, a conveying screw thread is fixedly arranged on the inner wall of the drying barrel, fixing frames are fixedly welded at two ends of the inner wall of the drying barrel, a fixing rod is fixedly welded at the center of the two fixing frames, a plurality of screens are fixedly welded on the side surface of the fixing rod, a guide block is fixedly welded on the inner wall of the separating box, the dust removing box is fixedly welded at the top end of the separating box, an air inlet cavity is fixedly arranged at the bottom end inside the dust removing box, a dust removing cavity is fixedly arranged at the upper end of the air inlet cavity inside the dust removing box, an air outlet cavity is fixedly arranged at the upper end of the dust removing cavity inside the dust removing box, a filter element is fixedly, the connecting rod other end fixed welding has the annular brush, the activity noose of annular brush is at the side surface of filter core, the communicating gas outlet of dust removal case has been seted up to dust removal case top fixedly.

Preferably, ring gear fixed welding is at the side surface of the stoving barrel, the stoving barrel is located ring gear lower extreme fixed mounting and has the motor, motor one end fixed mounting has the driving gear, the driving gear contacts the transmission with the ring gear cooperation.

Preferably, rolling rings are fixedly welded at two ends of the side surface of the drying cylinder body, and supporting wheels are fixedly mounted at the lower end of the rolling rings of the drying cylinder body.

Preferably, the drying cylinder body is far away from a head sealing box at one end of the separation box, a head sealing support is fixedly mounted at the bottom end of the head sealing box, and a feed inlet is fixedly welded at the top end of the head sealing box.

Preferably, the high-temperature flue gas furnace is fixedly installed at the other end of the head sealing box, and the top end of the high-temperature flue gas furnace is fixedly provided with the fan.

Preferably, the separation box is fixedly welded with a discharge port for providing a device for discharging the dried iron fine powder.

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

the utility model discloses a:

(1) the motor drives the driving gear to rotate, because the driving gear is in contact transmission with the gear ring in a matching manner, and then the drying cylinder is driven to rotate, the rotation of the drying cylinder enables the internal screen to rotate, the screen can stir the fine iron powder, the fine iron powder can be screened through the screen, the fine iron powder is prevented from being aggregated into blocks, massive fine iron powder particles can be smashed into small particles through the screen, the fine iron powder is dried more fully, the input amount of the fine iron powder can be increased, the drying effect of the fine iron powder is improved, and the quality of finished products is ensured.

(2) The flue gas of stoving usefulness passes the filter core and realizes filtering, when filter core surface gathering dust, start electric slide bar, drive the annular brush and reciprocate the dust of clearance filter core surface, can prevent that the filter core surface from being blockked up by the dust, guaranteed the long-time efficient of filter core and filtered, prolonged the year of filter core use, saved the expense of purchasing the filter core, can also reduce unnecessary economic expenditure when material saving.

Drawings

Fig. 1 is a schematic view of the overall assembly structure of the present invention;

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

fig. 3 is the schematic view of the sectional structure of the dust removal box of the present invention.

Reference numerals: 1. drying the cylinder; 2. a separation tank; 3. sealing the head box; 4. rolling a ring; 5. a ring gear; 6. a feed inlet; 7. a fan; 8. a high temperature flue gas furnace; 9. a seal head bracket; 10. a motor; 11. a driving gear; 12. a riding wheel; 13. a discharge port; 14. conveying screw threads; 15. a fixed mount; 16. fixing the rod; 17. screening a screen; 18. a guide block; 19. a dust removal box; 20. a filter element; 21. a guide bar; 22. an electric slide bar; 23. a connecting rod; 24. an annular brush.

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.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides an automatic drying device of fine iron powder production, includes stoving barrel 1, ring gear 5, high temperature flue gas stove 8 and dust removal case 19, the fixed welding of 1 one end of stoving barrel has separator box 2, and after the fine iron powder was dried, the fine iron powder was discharged through discharge gate 13 from separator box 2 bottom, and steam was discharged through dust removal case 19 from separator box 2 top, the fixed transport screw thread 14 of having seted up of stoving barrel 1 inner wall, the fine iron powder can be according to the transportation of the turning of transport screw thread 14 inside stoving barrel 1, the fixed welding in 1 inner wall both ends of stoving barrel has mount 15, two the fixed welding in mount 15 center has dead lever 16, the fixed welding of dead lever 16 side surface has a plurality of screen cloth 17, and screen cloth 17 can stir the fine iron powder when the fine iron powder rolls to can filter the fine iron powder through screen cloth 17, prevent that the fine iron powder from gathering the integrated, the fixed welding of 2 inner walls of separator box has branch guide block 18, the fixed welding of 19 dust removal casees is on the top of separator box 2, the chamber 191 that admits air has been seted up to the inside bottom mounting of 19 dust removal casees, 19 inside being located the chamber 191 that admits air upper end is fixed and has been seted up

dust removal chamber

192, 19 inside being located dust removal chamber 192 upper end is fixed and has been seted up out the chamber 193, the inside fixed mounting of dust removal chamber 192 has filter core 20, and the flue gas of stoving usefulness is filtered from the surface inward movement of filter core 20, the fixed welding of the chamber 192 inner wall of dust removal has guide arm 21, the activity of guide arm 21 side surface has cup jointed electronic slide bar 22, the fixed welding of electronic slide bar 22 side surface has connecting rod 23, the fixed welding of the other end of connecting rod 23 has annular brush 24, and annular brush 24 is used for brushing the dust of filter, and the top end of the dust removal box 19 is fixedly provided with a gas outlet 194 communicated with the dust removal box 19.

The drying device is characterized in that the gear ring 5 is fixedly welded on the side surface of the drying barrel body 1, the drying barrel body 1 is positioned at the lower end of the gear ring 5 and fixedly provided with a motor 10, one end of the motor 10 is fixedly provided with a driving gear 11, the driving gear 11 is in matched contact transmission with the gear ring 5, the driving gear 11 rotates to drive the drying barrel body 1 to rotate, two ends of the side surface of the drying barrel body 1 are fixedly welded with rolling rings 4, the lower end of the drying barrel body 1 positioned at the rolling rings 4 is fixedly provided with riding wheels 12, the rolling rings 4 are in matched contact with the riding wheels 12 and can be used for supporting the drying barrel body 1 to rotate, one end of the drying barrel body 1 far away from the separating box 2 is provided with a head sealing box 3, the bottom of the head sealing box 3 is fixedly provided with a head sealing bracket 9, the top of the head sealing box 3 is, the fan 7 is used for sucking external air into the high-temperature flue gas furnace 8 for heating, the separation box 2 is fixedly welded with a discharge port 13 for providing a device for discharging the dried iron concentrate powder.

To sum up, the utility model provides an automatic drying device of fine iron powder production, in operation, start motor 10, motor 10 drives driving gear 11 rotatory, because driving gear 11 and ring gear 5 cooperate the contact transmission, and then drive the stoving barrel 1 rotatory, fine iron powder is added by feed inlet 6, enter stoving barrel 1 inside through head sealing case 3, while stoving barrel 1 is rotatory, fine iron powder can be according to the rotation direction transportation of carrying screw 14, meanwhile screen cloth 17 can be when fine iron powder rolls, can stir fine iron powder, and can screen fine iron powder through screen cloth 17, prevent fine iron powder from gathering the piece, after fine iron powder dries, fine iron powder is discharged through discharge gate 13 from separating box 2 bottom, steam enters into air inlet cavity 191 from separating box 2 top, the flue gas filters from the inside motion of filter core 20 surface, pass filter core 20 and enter into 193 in the air outlet cavity, and finally, the dust is discharged from the air outlet 194, when the dust is accumulated on the outer surface of the filter element 20, the electric slide rod 22 is started to drive the annular brush 24 to move up and down to clean the dust on the outer surface of the filter element 20, the device can comprehensively dry the fine iron powder, the fine iron powder is prevented from being accumulated and agglomerated, a dust removal device is added, and the service cycle of the dust removal device is long.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic drying device of fine iron powder production which characterized in that includes: the drying cylinder body (1), the gear ring (5), the high-temperature flue gas furnace (8) and the dust removal box (19), wherein a separation box (2) is fixedly welded at one end of the drying cylinder body (1), a conveying thread (14) is fixedly arranged on the inner wall of the drying cylinder body (1), fixing frames (15) are fixedly welded at two ends of the inner wall of the drying cylinder body (1), a fixing rod (16) is fixedly welded at the center of each fixing frame (15), a plurality of screen meshes (17) are fixedly welded on the side surface of each fixing rod (16), a sub guide block (18) is fixedly welded on the inner wall of the separation box (2), the dust removal box (19) is fixedly welded at the top end of the separation box (2), an air inlet cavity (191) is fixedly formed in the bottom end inside the dust removal box (19), a dust removal cavity (192) is fixedly formed in the upper end of the air inlet cavity (191), an air outlet cavity (193) is fixedly, dust removal chamber (192) inside fixed mounting has filter core (20), the fixed welding of dust removal chamber (192) inner wall has guide arm (21), electronic slide bar (22) have been cup jointed in the activity of guide arm (21) side surface, electronic slide bar (22) side surface fixed welding has connecting rod (23), the fixed welding of connecting rod (23) other end has annular brush (24), the annular brush (24) activity noose is at the side surface of filter core (20), communicating gas outlet (194) of dust removal case (19) have been seted up to dust removal case (19) top fixed.

2. The automatic drying device for producing the iron concentrate powder according to claim 1, which is characterized in that: ring gear (5) fixed welding is in the side surface of stoving barrel (1), stoving barrel (1) is located ring gear (5) lower extreme fixed mounting and has motor (10), motor (10) one end fixed mounting has driving gear (11), driving gear (11) and ring gear (5) cooperation contact transmission.

3. The automatic drying device for producing the iron concentrate powder according to claim 2, wherein the drying device comprises: the drying machine is characterized in that rolling rings (4) are fixedly welded at two ends of the side surface of the drying cylinder body (1), and supporting wheels (12) are fixedly installed at the lower end of each rolling ring (4) of the drying cylinder body (1).

4. The automatic drying device for producing the iron concentrate powder according to claim 1, which is characterized in that: the drying barrel (1) is far away from a head sealing box (3) at one end of a separation box (2), a head sealing support (9) is fixedly mounted at the bottom end of the head sealing box (3), and a feed inlet (6) is fixedly welded at the top end of the head sealing box (3).

5. The automatic drying device for producing the iron concentrate powder according to claim 4, wherein the drying device comprises: the high-temperature flue gas furnace (8) is fixedly arranged at the other end of the head sealing box (3), and the top end of the high-temperature flue gas furnace (8) is fixedly provided with a fan (7).

6. The automatic drying device for producing the iron concentrate powder according to claim 5, wherein the drying device comprises: separator box (2) fixed welding has discharge gate (13), discharge gate (13) are used for providing the device of the fine iron powder ejection of compact after drying.