CN212720796U

CN212720796U - Multi-chamber rotary kiln device

Info

Publication number: CN212720796U
Application number: CN202020979869.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Yabao Abrasives Guizhou Co ltd
Current assignee: Yabao Abrasives Guizhou Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-03-16
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a multi-chamber rotary kiln device, which comprises a base, wherein the top end of the base is provided with a furnace body, the outer surface of the furnace body is provided with a heat dissipation mechanism for preventing the outer surface of the furnace body from overheating, the utility model discloses a multi-chamber rotary kiln with a base, a furnace body and a heat dissipation mechanism, when in use, the power mechanism and the supporting roller mechanism at the bottom lift and drive to drive the rotary kiln furnace body with the same structure as the prior art, the heated raw material rolls passively in the interior of the furnace wall, when the raw material passes through the mixing chamber, the raw material falls into the interior of the mixing chamber through the guide groove, a part of the raw material turns over along with the mixing chamber, when turning over to the center line of the center of the outer tube, the raw material falls to the bottom of the furnace wall through the baffle groove, thereby improving the stirring effect, effectively solving the problems that when the existing rotary kiln, the stirring effect is general, and the raw materials are heated unevenly.

Description

Multi-chamber rotary kiln device

Technical Field

The utility model relates to a rotary kiln technical field specifically is a many thorax formula rotary kiln device.

Background

The rotary kiln is a rotary calcining kiln (commonly called rotary kiln), the shape of which is similar to that of a rotary bed, also called rotary bed kiln, and belongs to the building material equipment. Rotary kilns can be divided into cement kilns, metallurgical chemical kilns and lime kilns according to the different materials to be treated. The cement kiln is mainly used for calcining cement clinker and comprises a dry-process cement kiln and a wet-process cement kiln. The metallurgical chemical kiln is mainly used for magnetizing and roasting lean iron ore in steel plants in the metallurgical industry; oxidizing and roasting chromium and nickel iron ores; roasting bauxite in a refractory material plant, roasting clinker in an aluminum plant and aluminum hydroxide; roasting chromium ore sand, chromium ore powder and other minerals in a chemical plant. Lime kiln (being active lime kiln) is used for roasting active lime and soft burning dolomite that steel plant, ferroalloy factory used, and current rotary kiln is when using, and the bottom that the raw materials is located the rotary kiln inner wall is mostly mobile and sliding effect, and stirring effect is general, and the raw materials heating is inhomogeneous, in view of above problem, specially provides a many thorax formula rotary kiln device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many thorax formula rotary kiln device 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 a many thorax formula rotary kiln device, includes the base, the top of base is equipped with power unit and bearing roller mechanism, the top of power unit and bearing roller mechanism is equipped with the furnace body, the surface of furnace body is equipped with prevents the overheated heat dissipation mechanism of furnace body surface, the furnace body includes the outer tube, the flame retardant coating has been built by laying bricks or stones to the internal surface of outer tube, a plurality of mixes the thorax has evenly been seted up to the internal surface of flame retardant coating.

Preferably, the inner surface of the refractory layer is provided with a furnace wall.

Preferably, one end of the mixing chamber is provided with a guide groove, and the other end of the mixing chamber is provided with a baffle groove.

Preferably, the front end of the outer tube is provided with a fixing piece, the front end of the fixing piece is provided with a discharge groove convenient for discharging, the rear surface of the outer tube is provided with a sealing piece, and the center of the sealing piece is provided with a feeding hole.

Preferably, the heat dissipation mechanism comprises an air guide cover, the air guide cover is semicircular, and the circle center of the cross section of the air guide cover coincides with the circle centers of the cross sections of the outer pipe and the furnace wall.

Preferably, the bottom of wind scooper is equipped with the bracing piece, the right-hand member of wind scooper is equipped with the air-supply line, the bottom of air-supply line is equipped with the intake stack, the side surface of intake stack is equipped with the support, the bottom of support is equipped with the dead lever, the side surface of intake stack is equipped with the conveyer pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a many thorax formula rotary kiln that has a base, furnace body and heat dissipation mechanism has been set up, when using, the power unit of bottom and the lifting and the drive of bearing roller mechanism, it rotates with the rotary kiln furnace body that prior art structure is the same to drive, the raw materials through the heating rolls passively in the inside of oven, when the raw materials is through mixing the thorax, fall into the inside to mixing the thorax through the guide slot, a part principle returns and follows the upset of mixing the thorax, when the upset is more than the outer tube centre of a circle central line, the principle falls to the bottom of oven through shelves groove whereabouts, and then improved stirring effect, effectual current rotary kiln of having solved is when using, the bottom that the raw materials is located the rotary kiln inner wall is mostly mobile and sliding effect, stirring effect is general, the inhomogeneous problem of.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly schematic diagram of the present invention.

Fig. 3 is a schematic view of the furnace body assembly of the present invention.

Fig. 4 is a schematic view of the furnace body sectioning of the utility model.

Fig. 5 is a schematic structural view of the heat dissipation mechanism of the present invention.

In the figure: 1. the device comprises a base, 2, a furnace body, 21, an outer pipe, 22, a fire-resistant layer, 23, a furnace wall, 24, a mixing chamber, 25, a guide groove, 26, a sealing element, 27, a fixing element, 28, a discharge groove, 29, a feed hole, 210, a baffle groove, 3, a heat dissipation mechanism, 31, an air guide cover, 32, a support rod, 33, an air inlet pipe, 34, an air inlet groove, 35, a support, 36, a fixed rod, 37 and a conveying pipe.

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. 1-5, the present invention provides a technical solution: a multi-hearth rotary kiln device comprises a base 1, wherein the top end of the base 1 is provided with a power mechanism and a carrier roller mechanism, the top ends of the power mechanism and the carrier roller mechanism are provided with a furnace body 2, the outer surface of the furnace body 2 is provided with a heat dissipation mechanism 3 for preventing the outer surface of the furnace body 2 from being overheated, the furnace body 2 comprises an outer tube 21, the inner surface of the outer tube 21 is provided with a flame retardant coating 22 in a masonry mode, and the inner surface of the flame retardant coating 22 is uniformly provided with;

the utility model discloses a many thorax formula rotary kiln that has base 1, furnace body 2 and heat dissipation mechanism 3 has been set up, when using, the power unit of bottom and the lifting and the drive of bearing roller mechanism, it rotates with the rotary kiln furnace body 2 that prior art structure is the same, raw materials through the heating roll passively in the inside of oven 23, when the raw materials is through mixing thorax 24, fall into the inside to mixing thorax 24 through guide slot 25, a part principle returns and follows the upset of mixing thorax 24, when overturning to outer tube 21 centre of a circle central line more than, the principle falls to the bottom of oven 23 through shelves groove 210, and then improved stirring effect, effectual current rotary kiln of having solved is when using, the bottom that the raw materials is located the rotary kiln inner wall is mostly mobile and the slip effect, stirring effect is general, the inhomogeneous problem of raw materials heating.

Particularly, oven 23 has been seted up to the internal surface of flame retardant coating 22, guarantees the normal mobile effect of principle through curved oven 23, and the utility model provides a high temperature section in the preceding middle section of rotary kiln is used more to furnace body 2, assembles in current ordinary furnace body rear end at the front end of mounting 27, and then guarantees the output that the principle can be steady, avoids the windrow.

Specifically, one end of the mixing chamber 24 is provided with a guide groove 25, the other end of the mixing chamber 24 is provided with a baffle groove 210, and the residence time of the raw materials in the mixing chamber 24 is ensured through the guide groove 25 and the baffle groove 310.

Particularly, the front end of outer tube 21 is equipped with mounting 27, and the front end of mounting 27 is equipped with the row who is convenient for arrange the material groove 28, and the rear surface of outer tube 21 is equipped with sealing member 26, and feed port 29, the being convenient for has been seted up to sealing member 26's center department the utility model discloses a feeding and the ejection of compact.

Specifically, the heat dissipation mechanism 3 includes an air guiding cover 31, the air guiding cover 31 is semicircular, and the center of the cross section of the air guiding cover 31 coincides with the center of the cross section of the outer tube 21 and the cross section of the furnace wall 23, so as to ensure that the inner wall of the air guiding cover 31 has the same distance with the outer wall of the outer tube 21, and further ensure the uniform air flow circulation effect.

Specifically, the bottom end of the wind scooper 31 is provided with the support bar 32, the right end of the wind scooper 31 is provided with the air inlet duct 33, the bottom end of the air inlet duct 33 is provided with the air inlet duct 34, the side surface of the air inlet duct 34 is provided with the bracket 35, the bottom end of the bracket 35 is provided with the fixing bar 36, and the side surface of the air inlet duct 34 is provided with the delivery pipe 37.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a many thorax formula rotary kiln device, includes base (1), its characterized in that: the top of base (1) is equipped with power unit and bearing roller mechanism, the top of power unit and bearing roller mechanism is equipped with furnace body (2), the surface of furnace body (2) is equipped with prevents overheated heat dissipation mechanism (3) of furnace body (2) surface, furnace body (2) include outer tube (21), the internal surface of outer tube (21) is built by laying bricks or stones and is had flame retardant coating (22), a plurality of mixed thorax (24) have evenly been seted up to the internal surface of flame retardant coating (22).

2. A multi-hearth rotary kiln apparatus as defined in claim 1, wherein: the inner surface of the fire-resistant layer (22) is provided with a furnace wall (23).

3. A multi-hearth rotary kiln apparatus as defined in claim 2, wherein: one end of the mixing chamber (24) is provided with a guide groove (25), and the other end of the mixing chamber (24) is provided with a baffle groove (210).

4. A multi-hearth rotary kiln apparatus as defined in claim 3, wherein: the front end of the outer pipe (21) is provided with a fixing piece (27), the front end of the fixing piece (27) is provided with a discharge groove (28) convenient for discharging, the rear surface of the outer pipe (21) is provided with a sealing piece (26), and the center of the sealing piece (26) is provided with a feeding hole (29).

5. The multi-hearth rotary kiln apparatus as claimed in claim 4, wherein: the heat dissipation mechanism (3) comprises an air guide cover (31), the air guide cover (31) is semicircular, and the circle center of the cross section of the air guide cover (31) coincides with the circle centers of the cross sections of the outer tube (21) and the furnace wall (23).

6. The multi-hearth rotary kiln apparatus as claimed in claim 5, wherein: the bottom of wind scooper (31) is equipped with bracing piece (32), the right-hand member of wind scooper (31) is equipped with air-supply line (33), the bottom of air-supply line (33) is equipped with air inlet tank (34), the side surface of air inlet tank (34) is equipped with support (35), the bottom of support (35) is equipped with dead lever (36), the side surface of air inlet tank (34) is equipped with conveyer pipe (37).