CN216925143U

CN216925143U - Lime kiln with annular air duct structure

Info

Publication number: CN216925143U
Application number: CN202220292641.9U
Authority: CN
Inventors: 施维
Original assignee: Anhui Yuanjin Jinyuan Calcium Industry Co ltd
Current assignee: Anhui Yuanjin Jinyuan Calcium Industry Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-07-08
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a lime kiln with an annular air duct structure, which relates to the technical field of annular ventilation and comprises a lime kiln body, an annular ventilation pipe and a filtering mechanism, wherein the lime kiln body comprises an outer kiln body and an inner kiln body, the outer side wall of the outer kiln body is provided with the annular ventilation pipe, the side wall of the inner kiln body is provided with a plurality of through holes, and the tail end of the annular ventilation pipe is connected with the filtering mechanism and used for filtering air entering the annular ventilation pipe. According to the utility model, air at the outer side is sent into the sleeve through the centrifugal fan, then dust is filtered through the filter screen, the air enters the straight pipe and the annular pipe through the concave pipe, then enters the outer kiln body through the straight pipe and the annular pipe, then enters the inner kiln body through the through hole for supporting combustion, and the air uniformly enters the inner kiln body through the annular pipe, the straight pipe and the through hole, so that the problem that the lime quality is influenced due to insufficient combustion caused by uneven air is avoided.

Description

Lime kiln with annular air duct structure

Technical Field

The utility model relates to the technical field of annular ventilation, in particular to a lime kiln with an annular air duct structure.

Background

The lime kiln mainly comprises a kiln body, a feeding device, a distributing device, a combustion device, an ash discharging device, an electric appliance, an instrument control device, a dust removal device and the like. And the lime kiln need provide the required combustion air of lime shaft kiln through the air-blower at the paper burning in-process, and the fuel of being convenient for fully burns, and current wind channel mechanism is mostly straight-through, and is located one side of lime kiln combustion chamber, and the meeting in the combustion chamber of lime kiln this moment causes the fuel combustion inequality because the concentration of air is different, influences the production of lime. Therefore, a lime kiln with an annular air duct structure is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lime kiln with an annular air duct structure, which aims to solve the defects in the prior art.

The utility model provides a lime kiln with annular wind channel structure, includes lime kiln, annular ventilation pipe and filtering mechanism, the lime kiln includes outer kiln body and interior kiln body, annular ventilation pipe is installed to the lateral wall of outer kiln body, be equipped with a plurality of through-hole on the lateral wall of interior kiln body, the end-to-end connection filtering mechanism of annular ventilation pipe for the air that filters the entering annular ventilation pipe.

Preferably, the annular ventilation pipe comprises an annular pipe and a straight pipe which are arranged on the outer side wall of the outer kiln body, the air inlet ends of the annular pipe and the straight pipe are arranged at the air outlet end of the concave pipe, and the air inlet end of the concave pipe is provided with a filtering mechanism.

Preferably, the filtering mechanism comprises a sleeve arranged at the air inlet end of the concave pipe, a hollow supporting table is arranged in the sleeve, filter screens are arranged on two sides of the supporting table, a centrifugal fan is arranged at the air inlet end of the sleeve, and the centrifugal fan is arranged on the mounting table.

Preferably, a plurality of supporting frames are arranged on the bottom side of the concave pipe.

Preferably, a connecting table is symmetrically arranged between the two outer kiln bodies, the annular tube penetrates through the connecting table, and the connecting table is used for supporting the annular tube.

The utility model has the advantages that: according to the utility model, air at the outer side is sent into the sleeve through the centrifugal fan, then dust is filtered through the filter screen, the air enters the straight pipe and the annular pipe through the concave pipe, then enters the outer kiln body through the straight pipe and the annular pipe, then enters the inner kiln body through the through hole for supporting combustion, and the air uniformly enters the inner kiln body through the annular pipe, the straight pipe and the through hole, so that the problem that the lime quality is influenced due to insufficient combustion caused by uneven air is avoided.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

FIG. 2 is a schematic view of the internal structure of the lime kiln of the present invention.

Fig. 3 is a schematic view of the internal structure of the filter mechanism of the present invention.

Wherein: 1-lime kiln; 2-an annular vent pipe; 3-a filtering mechanism; 4-outer kiln body; 5-an inner kiln body; 6-through holes; 7-a ring-shaped pipe; 8-straight pipe; 9-concave type tube; 10-a sleeve; 11-a support table; 12-a filter screen; 13-a centrifugal fan; 14-a mounting table; 15-a support frame; 16-connecting station.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1 to 3, a lime kiln with an annular air duct structure comprises a lime kiln 1, an annular vent pipe 2 and a filtering mechanism 3, wherein the lime kiln 1 comprises an outer kiln body 4 and an inner kiln body 5, the annular vent pipe 2 is installed on the outer side wall of the outer kiln body 4, a plurality of through holes 6 are formed in the side wall of the inner kiln body 5, and the tail end of the annular vent pipe 2 is connected with the filtering mechanism 3 and used for filtering air entering the annular vent pipe 2.

In this embodiment, the annular ventilation pipe 2 includes an annular pipe 7 and a straight pipe 8 installed on the outer side wall of the outer kiln body 4, the air inlet ends of the annular pipe 7 and the straight pipe 8 are installed at the air outlet end of the concave pipe 9, and the air inlet end of the concave pipe 9 is installed with the filtering mechanism 3.

In this embodiment, the filtering mechanism 3 includes a sleeve 10 installed at the air inlet end of the concave pipe 9, a hollow supporting platform 11 is installed in the sleeve 10, filtering nets 12 are installed at two sides of the supporting platform 11, a centrifugal fan 13 is installed at the air inlet end of the sleeve 10, and the centrifugal fan 13 is installed on an installation platform 14. The centrifugal fan 13 is electrically connected to an on-site power supply.

In this embodiment, several support frames 15 are mounted on the bottom side of the concave pipe 9.

In the embodiment, a connecting platform 16 is symmetrically installed between the two outer kiln bodies 4, the annular tube 7 penetrates through the connecting platform 16, and the connecting platform 16 is used for supporting the annular tube 7.

The working principle of the utility model is as follows: install centrifugal fan 13 on mount table 14, and centrifugal fan 13's air-out end butt joint sleeve pipe 10's one side, install a supporting bench 11 in the sleeve pipe 10, and install filter screen 12 on the supporting bench 11, the other end of sleeve pipe 10 is installed in the air inlet end of concave pipe 9, concave pipe 9 supports through support frame 15, straight tube 8 and annular pipe 7 are connected to concave pipe 9's air-out end afterwards, and annular pipe 7 runs through connection platform 16 and supports through connecting platform 16, annular pipe 7 and the outer inner chamber of kiln body 4 of straight tube 8 intercommunication.

According to the utility model, air on the outer side is sent into the sleeve 10 through the centrifugal fan 13, then dust is filtered through the filter screen 12, the air enters the straight pipe 8 and the annular pipe 7 through the concave pipe 9, then enters the outer kiln body 4 through the straight pipe 8 and the annular pipe 7, then enters the inner kiln body 5 through the through hole 6 for supporting combustion, and the air uniformly enters the inner kiln body 5 through the annular pipe 7, the straight pipe 8 and the through hole 6, so that the problem that the lime quality is influenced due to insufficient combustion caused by uneven air is avoided.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.

Claims

1. The lime kiln with the annular air duct structure is characterized in that: including lime kiln (1), annular ventilation pipe (2) and filtering mechanism (3), lime kiln (1) is including outer kiln body (4) and interior kiln body (5), annular ventilation pipe (2) are installed to the lateral wall of outer kiln body (4), be equipped with a plurality of through-hole (6) on the lateral wall of interior kiln body (5), filtering mechanism (3) are connected to the end of annular ventilation pipe (2) for the air that filters entering annular ventilation pipe (2).

2. The lime kiln with an annular duct structure as claimed in claim 1, wherein: the annular ventilation pipe (2) comprises an annular pipe (7) and a straight pipe (8) which are arranged on the outer side wall of the outer kiln body (4), the air inlet ends of the annular pipe (7) and the straight pipe (8) are arranged at the air outlet end of the concave pipe (9), and the air inlet end of the concave pipe (9) is provided with a filtering mechanism (3).

3. The lime kiln with an annular duct structure as claimed in claim 2, wherein: the filter mechanism (3) is including installing in sleeve pipe (10) of concave pipe (9) air inlet end, install hollow brace table (11) in sleeve pipe (10), filter screen (12) are installed to the both sides of brace table (11), centrifugal fan (13) are installed to the air inlet end of sleeve pipe (10), centrifugal fan (13) are installed on mount table (14).

4. The lime kiln with an annular duct structure as claimed in claim 2, wherein: and a plurality of supporting frames (15) are arranged at the bottom side of the concave pipe (9).

5. The lime kiln with the annular air duct structure as claimed in claim 2, wherein: two connecting tables (16) are symmetrically installed between the outer kiln body (4), the annular tube (7) penetrates through the connecting tables (16), and the connecting tables (16) are used for supporting the annular tube (7).