Lime kiln air supply device

Abstract

The utility model discloses a lime kiln air supply device which comprises an air inlet main pipe, a uniform air supply structure and an anti-blocking structure, the uniform air supply structure is arranged on the air inlet main pipe, the anti-blocking structure is arranged on the uniform air supply structure, and the uniform air supply structure comprises a base plate, a cavity, an extension air channel, a communicating channel and an air outlet pipe. The chassis is fixedly arranged at the bottom of the air inlet main pipe. The utility model belongs to the technical field of lime kiln equipment, and particularly relates to an air supply device for a lime kiln, which effectively solves the problems that the air supply quantity of limestone at the bottom cannot be reached due to upward heat since an air cap is arranged in the lime kiln for preventing lime from entering and the air direction of the air cap is downward. And the quality of the burnt lime is poor.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lime kiln equipment technical field, specifically point to a lime kiln air supply device. BACKGROUND

[0002] In the calcination process of lime shaft kiln, the size and uniformity of the air volume in the kiln directly affect the quality and yield of the burned lime, and are the key factors determining the quality and yield of the lime. Especially if the air supply is uneven, the phenomenon of partial kiln will occur, overburning will occur in the area with strong wind, and underburning will occur in the area with weak wind, thereby causing unstable production of lime and low quality of lime.

[0003] However, the existing lime kiln air supply device sets a wind cap in the kiln to block the entry of lime, the wind direction of the wind cap is downward blowing, and since the heat is upward, the air supply amount of the bottom limestone cannot be reached, resulting in poor quality of the burned lime. INVENTION CONTENTS

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a lime kiln air supply device, which effectively solves the problem that the lime kiln air supply device sets a wind cap in the kiln to block the entry of lime, the wind direction of the wind cap is downward blowing, and since the heat is upward, the air supply amount of the bottom limestone cannot be reached, resulting in poor quality of the burned lime.

[0005] The technical scheme adopted by the utility model is as follows: the utility model provides a lime kiln air supply device, which comprises an air inlet main pipe, a uniform air supply structure and an anti-blocking structure, the uniform air supply structure is arranged on the air inlet main pipe, the anti-blocking structure is arranged on the uniform air supply structure, the uniform air supply structure comprises a bottom disc, a cavity, an extended air duct, a communication channel and an air outlet pipe, the bottom disc is fixedly arranged at the bottom of the air inlet main pipe, the cavity is arranged at the central position in the bottom disc, the extended air duct is arranged in the bottom disc, the communication channel is arranged in the bottom disc, and the air outlet pipe is fixedly arranged above the bottom disc and is in communication with the extended air duct.

[0006] Preferably, the anti-blocking structure comprises an anti-blocking disc, an air cavity and a discharge hole, the anti-blocking disc is fixedly connected and arranged above the air outlet pipe, the air cavity is arranged in the anti-blocking disc, and the discharge hole is arranged above the bottom disc.

[0007] In order to better realize the uniform effect, the extended air duct is connected and arranged around the cavity in several groups, the communication channel is arranged in the extended air duct, and the extended air duct and the communication channel are arranged in a spider web shape.

[0008] In order to achieve the purpose of communication faster, the communication channel is arranged in a round hole shape.

[0009] Further, the anti-blocking disc is arranged in parallel above the air outlet pipe and is arranged in a staggered manner.

[0010] To realize the uniform effect, the discharge holes are uniformly arranged above the bottom plate.

[0011] The lime kiln air supply device has the advantages that the bottom plate is arranged at the bottom, air is blown from the bottom to the top uniformly through the extension air duct and the communication passage, the anti-blocking disc on the air cavity is arranged in a staggered manner with the air outlet pipe, and the lime is prevented from entering and blocking the passage. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 Fig. 1 is a schematic diagram of the overall structure of the lime kiln air supply device according to the present application;

[0013] Figure 2 Fig. 2 is a schematic diagram of the cross-sectional structure of the lime kiln air supply device according to the present application;

[0014] Figure 3 Fig. 3 is another schematic diagram of the cross-sectional structure of the lime kiln air supply device according to the present application;

[0015] Figure 4 Fig. 4 is a third schematic diagram of the cross-sectional structure of the lime kiln air supply device according to the present application.

[0016] 1, air inlet main pipe, 2, uniform air supply structure, 3, anti-blocking structure, 4, bottom plate, 5, cavity, 6, extension air duct, 7, communication passage, 8, air outlet pipe, 9, anti-blocking disc, 10, air cavity, 11, discharge hole.

[0017] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the embodiments of the present application, and do not constitute a limitation on the present application. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] As Figure 1 , Figure 2 and Figure 3As shown, the utility model provides a lime kiln air supply device, including air inlet main pipe 1, even air supply structure 2 and anti -blocking structure 3, even air supply structure 2 is located on air inlet main pipe 1, anti -blocking structure 3 is located on even air supply structure 2, even air supply structure 2 includes chassis 4, cavity 5, outer extension air duct 6, communication channel 7 and air outlet pipe 8, chassis 4 is fixedly arranged on the bottom of air inlet main pipe 1, cavity 5 is arranged in the central position in chassis 4, outer extension air duct 6 is arranged in chassis 4, outer extension air duct 6 is connected and is arranged around cavity 5 several groups, communication channel 7 is arranged in chassis 4, communication channel 7 is connected and is arranged through outer extension air duct 6, outer extension air duct 6 and communication channel 7 are arranged in spider web shape, communication channel 7 is arranged in round hole shape, air outlet pipe 8 is fixedly arranged on the top of chassis 4 and is connected and is arranged with outer extension air duct 6.

[0020] As Figure 1 、 Figure 2 and Figure 4 shown, anti -blocking structure 3 includes anti -blocking disc 9, air cavity 10 and discharge hole 11, anti -blocking disc 9 is fixedly connected and arranged on the top of air outlet pipe 8, anti -blocking disc 9 is arranged in parallel on the top of air outlet pipe 8 and is arranged in staggered arrangement, air cavity 10 is arranged in anti -blocking disc 9, discharge hole 11 is arranged through the top of chassis 4, and discharge hole 11 is arranged evenly on the top of chassis 4.

[0021] Specific use, when the user uses the device, first air inlet main pipe 1 is connected to the fan, then control fan ventilation, at this time, the airflow through air inlet main pipe 1 enters into cavity 5, and flows to the outer extension air duct 6 around cavity 5, and the communication channel 7 is connected with the outer extension air duct 6, so that the air flow of all nodes of the outer extension air duct 6 and the communication channel 7 is uniform, so that the air flow from the air outlet pipe 8 is sprayed into the air cavity 10 on the anti -blocking disc 9, and then the air flow sprayed through the discharge hole 11 on the air cavity 10 is uniform, realizing the uniform combustion of lime, improving the quality, and the discharge hole 11 is arranged on the top of the air cavity 10, and the air outlet pipe 8 is arranged in staggered arrangement, the lime directly enters the air outlet pipe 8 and causes blockage, and the above is the use process of the whole lime kiln air supply device.

[0022] It should be noted that, in this article, such as first and second relationship terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0023] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0024] The above describes the present application and its embodiments, which are not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments to the technical solution, which should belong to the protection scope of the present application.

Claims

1. A lime kiln air supply arrangement, characterized by: The air inlet main pipe, the uniform air supply structure and the anti-blocking structure are included, the uniform air supply structure is arranged on the air inlet main pipe, the anti-blocking structure is arranged on the uniform air supply structure, the uniform air supply structure includes a bottom disc, a cavity, an extended air duct, a communication channel and an air outlet pipe, the bottom disc is fixedly arranged at the bottom of the air inlet main pipe, the cavity is arranged at the central position in the bottom disc, the extended air duct is arranged in the bottom disc, the communication channel is arranged in the bottom disc, and the air outlet pipe is fixedly arranged above the bottom disc and is in communication with the extended air duct.

2. A lime kiln air supply device according to claim 1, characterized in that: The anti-blocking structure includes an anti-blocking disc, an air cavity and a discharge hole, the anti-blocking disc is fixedly and connectedly arranged above the air outlet pipe, the air cavity is arranged in the anti-blocking disc, and the discharge hole is arranged through the bottom disc.

3. A lime kiln air supply device according to claim 2, characterized in that: The extended air duct is connected and arranged around the cavity in several groups, the communication channel is arranged through the extended air duct, and the extended air duct and the communication channel are arranged in a spider web shape.

4. A lime kiln air supply device according to claim 3, characterized in that: The communication channel is arranged in a round hole shape.

5. A lime kiln air supply arrangement according to claim 4, characterised in that: The anti-blocking disc is arranged in parallel above the air outlet pipe and is arranged in a staggered manner.

6. A lime kiln air supply arrangement according to claim 5, characterised in that: The discharge holes are uniformly arranged above the bottom disc.

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