CN216558342U

CN216558342U - Waste heat recovery device for treating flue gas of lime kiln

Info

Publication number: CN216558342U
Application number: CN202122950130.XU
Authority: CN
Inventors: 唐樱丹; 施志伟
Original assignee: Wuxi Xinchenke Environmental Engineering Technology Co ltd
Current assignee: Wuxi Xinchenke Environmental Engineering Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-05-17
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a waste heat recovery device for treating the flue gas of a lime kiln, which comprises: the top end of the water storage tank is provided with a cover plate; a flue gas conveying pipe passing through the inside of the water storage tank is arranged on the cover plate in a penetrating manner, and the flue gas conveying pipe is provided with a water soaking part horizontally positioned in the water storage tank; a base is arranged below the water storage tank, a support piece is arranged between the base and the water storage tank, the support piece comprises a pair of support outer arms vertically fixed on the side of the base and a support inner arm movably penetrating through the support outer arms, and the top ends of the support inner arms are fixedly connected with the water storage tank; the bottom end inside the inner support arm is provided with a sleeve block, and a threaded rod penetrates through the sleeve block; the top end of the sleeve block is provided with a limiting block which has a structure and is provided with a sliding device in the supporting inner arm. This a waste heat recovery device for flue gas treatment of limekiln has good waste heat recovery function, and is convenient for adjust, and the practicality is strong.

Description

Waste heat recovery device for treating flue gas of lime kiln

Technical Field

The utility model belongs to the technical field of flue gas treatment, and particularly relates to a waste heat recovery device for flue gas treatment of a lime kiln.

Background

Lime kilns are lime-fired kilns, the industries such as the steel industry, the calcium carbide industry, the alumina industry and refractory materials are lime consuming households, the industries are developed at a high speed in two years, and the main materials (auxiliary materials) needed by the industries are increased along with lime, so that the number of the lime kilns is increased; the smoke dust discharged by the lime during calcination contains a large amount of harmful gases and dust with the particle size of less than 10 microns, and the harmful gases and the dust have great harm to human bodies, so the smoke gas needs to be treated.

However, the heat of the flue gas generated by lime calcination is large, and if the flue gas is directly treated and then discharged, the waste of resources is caused, so that the utility model provides the waste heat recovery device for treating the flue gas of the lime kiln.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waste heat recovery device for treating flue gas of a lime kiln, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a waste heat recovery device for the flue gas treatment of a lime kiln comprises:

the top end of the water storage tank is provided with a cover plate;

a flue gas conveying pipe passing through the inside of the water storage tank is arranged on the cover plate in a penetrating manner, and the flue gas conveying pipe is provided with a water soaking part horizontally positioned in the water storage tank;

the water storage tank is provided with a base below, a support piece is arranged between the base and the water storage tank, the support piece comprises a pair of supporting outer arms vertically fixed on the side of the base and a supporting inner arm movably arranged inside the supporting outer arms in a penetrating mode, and the top end of the supporting inner arm is fixedly connected with the water storage tank.

Preferably, the bottom end inside the inner support arm is provided with a sleeve block, and a threaded rod is arranged on the sleeve block in a penetrating mode through threads.

Preferably, the set of piece top is equipped with and is to have the structure and slider is supporting the stopper in the inner arm, the threaded rod bottom is rotated and is installed and just be equipped with the drive shaft on supporting outer arm diapire.

Preferably, the base is configured with a cavity, the driving shaft penetrates through the top wall of the base and is located in the cavity, the pair of driving shafts are in transmission connection through a transmission belt, and one of the driving shafts is in driving connection with a driving motor installed in the cavity.

Preferably, the water immersion part is arranged in an S shape, a through hole for the smoke conveying pipe to pass through is formed in the cover plate, and a liquid level sensor is installed in the middle of the cover plate.

Preferably, the edge side of the top end of the water storage tank is provided with a connecting disc abutted against the cover plate, and the cover plate is provided with a limiting protrusion which is matched and spliced with the connecting disc.

The utility model has the technical effects and advantages that: according to the waste heat recovery device for the flue gas treatment of the lime kiln, the water immersion part is injected into the water storage tank, when flue gas passes through the flue gas conveying pipe, water can be heated, the flue gas waste heat is recycled, and the water immersion part is arranged in an S-shaped horizontal manner, so that the contact area between the water immersion part and the water can be increased, and the waste heat recovery effect is further improved; but through level sensor real-time detection water level, cross when low when the water level, start driving motor, under the transmission of driving belt and drive shaft, can drive the threaded rod rotatory, and then under the cooperation of stopper and nested, the drive supports the inner arm and promotes the catch basin and transfers upwards, so that portion of soaking submergence all the time in aqueous, when the water level is too high then down the catch basin can, this a waste heat recovery device for the flue gas treatment of limekiln, good waste heat recovery function has, and be convenient for adjust, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the support structure of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic diagram of the internal structure of the cavity of the present invention;

FIG. 5 is a schematic view of the structure of the water immersion part of the present invention.

In the figure: the device comprises a water storage tank 1, a base 2, a support piece 3, a cover plate 4, a flue gas conveying pipe 5, a liquid level sensor 6, a water immersion part 7, an outer support arm 8, an inner support arm 9, a threaded rod 10, a sleeve block 11, a limiting block 12, a driving shaft 13, a connecting disc 14, a limiting protrusion 15, a through hole 16, a cavity 17, a transmission belt 18 and a driving motor 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, the present invention includes: the water storage tank 1 is provided with a cover plate 4 at the top end of the water storage tank 1; a flue gas conveying pipe 5 passing through the water storage tank 1 is arranged on the cover plate 4 in a penetrating manner, and the flue gas conveying pipe 5 is provided with a water immersion part 7 horizontally positioned in the water storage tank 1; the water immersion parts 7 are arranged in an S shape, through holes 16 for the smoke conveying pipes 5 to pass through are formed in the cover plate 4, the liquid level sensor 6 is installed in the middle of the cover plate 4, the water immersion parts 7 are filled in the water tank 1, when smoke passes through the smoke conveying pipes 5, water can be heated, the recycling of smoke waste heat is achieved, the water immersion parts 7 are arranged in the S shape, the contact area between the smoke waste heat and the water can be increased, and the waste heat recycling effect is further improved;

a base 2 is arranged below the water storage tank 1, a support 3 is arranged between the base 2 and the water storage tank 1, the support 3 comprises a pair of outer support arms 8 vertically fixed on the side of the base 2 and an inner support arm 9 movably penetrating through the inner support arms 8, the top end of the inner support arm 9 is fixedly connected with the water storage tank 1, the bottom end of the inner support arm 9 is provided with a sleeve block 11, a threaded rod 10 is penetrated through the upper thread of the sleeve block 11, the top end of the sleeve block 11 is provided with a limit block 12 which has a structure and is arranged in the inner support arm 9 in a sliding manner, the bottom end of the threaded rod 10 is rotatably arranged on the bottom wall of the outer support arm 8 and is provided with a drive shaft 13, the base 2 is provided with a cavity 17, the drive shaft 13 penetrates through the top wall of the base 2 and is positioned in the cavity 17, the pair of drive shafts 13 are in transmission connection through a drive belt 18, one of the drive shafts 13 is in drive connection with a drive motor 19 arranged in the cavity 17, and the drive motor 19 is started, under the transmission of the transmission belt 18 and the driving shaft 13, the threaded rod 10 can be driven to rotate, and then under the matching of the limiting block 12 and the sleeve block 11, the supporting inner arm 9 is driven to push the water storage tank 1 to be adjusted upwards or downwards.

The connecting disc 14 which is connected with the cover plate 4 in an abutting mode is arranged on the side of the top end of the water storage tank 1, and the cover plate 4 is provided with a limiting protrusion 15 which is matched and connected with the connecting disc 14 in an inserting mode and used for limiting and clamping the cover plate 4, and meanwhile the cover plate 4 is convenient to detach.

The working principle is as follows: when the waste heat recovery device for the flue gas treatment of the lime kiln is used, the water immersion water-soaking part 7 is injected into the water storage tank 1, when flue gas passes through the flue gas conveying pipe 5, water can be heated, the flue gas waste heat is recycled, and the water immersion parts 7 are distributed in S-shaped horizontal arrangement, so that the contact area between the water immersion water-soaking part 7 and the water can be increased, and the waste heat recovery effect is further improved; but through level sensor 6 real-time detection water level, when the water level is low excessively, start driving motor 19, under the transmission of driving belt 18 and drive shaft 13, can drive threaded rod 10 rotatory, and then under the cooperation of stopper 12 and cover block 11, the drive supports inner arm 9 and promotes catch basin 1 and transfers upward, so that portion 7 of soaking submerges all the time in aqueous, this a waste heat recovery device for the flue gas treatment of limekiln, good waste heat recovery function has, and be convenient for adjust, therefore, the clothes hanger is strong in practicability.

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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A waste heat recovery device for the flue gas treatment of a lime kiln comprises:

the water storage tank (1), the top end of the water storage tank (1) is provided with a cover plate (4);

the method is characterized in that: a flue gas conveying pipe (5) passing through the water storage tank (1) is arranged on the cover plate (4) in a penetrating manner, and the flue gas conveying pipe (5) is provided with a water soaking part (7) horizontally positioned in the water storage tank (1);

the water storage tank (1) is provided with a base (2) below, a support piece (3) is arranged between the base (2) and the water storage tank (1), the support piece (3) comprises a pair of vertical support outer arms (8) fixed on the sides of the base (2) and a support inner arm (9) movably arranged inside the support outer arms (8), and the support inner arm (9) is fixedly connected with the water storage tank (1) at the top end.

2. The waste heat recovery device for the flue gas treatment of the lime kiln as recited in claim 1, wherein: the bottom end in the support inner arm (9) is provided with a sleeve block (11), and a threaded rod (10) is arranged on the sleeve block (11) in a penetrating manner.

3. The waste heat recovery device for the flue gas treatment of the lime kiln as recited in claim 2, wherein: the top end of the sleeve block (11) is provided with a limiting block (12) which has a structure and is provided with a sliding device in the supporting inner arm (9), and the bottom end of the threaded rod (10) is rotatably arranged on the bottom wall of the supporting outer arm (8) and is provided with a driving shaft (13).

4. A waste heat recovery device for flue gas treatment of lime kilns, according to claim 3, characterised in that: the base (2) is constructed with a cavity (17), the driving shafts (13) penetrate through the top wall of the base (2) and are located in the cavity (17), the pair of driving shafts (13) are in transmission connection through a transmission belt (18), and one driving shaft (13) is in driving connection with a driving motor (19) installed in the cavity (17).

5. The waste heat recovery device for the flue gas treatment of the lime kiln as recited in claim 1, wherein: the water immersion part (7) is arranged in an S shape, a through hole (16) for the smoke conveying pipe (5) to penetrate through is formed in the cover plate (4), and a liquid level sensor (6) is arranged in the middle of the cover plate (4).

6. The waste heat recovery device for the flue gas treatment of the lime kiln as recited in claim 1, wherein: the edge side of the top end of the water storage tank (1) is provided with a connecting disc (14) abutted against the cover plate (4), and the cover plate (4) is provided with a limiting bulge (15) which is matched and spliced with the connecting disc (14).