CN215916766U

CN215916766U - Boiler SOx/NOx control device convenient to maintain

Info

Publication number: CN215916766U
Application number: CN202220031655.5U
Authority: CN
Inventors: 崔倩; 尹凯; 王明霞
Original assignee: Shanxi Lantian Meiyu Environmental Protection Technology Co ltd
Current assignee: Shanxi Lantian Meiyu Environmental Protection Technology Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-03-01
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a boiler desulfurization and denitrification device convenient to maintain, which comprises a bottom box, wherein a bearing ring is arranged in the middle of the inner bottom surface of the bottom box, a hollow shaft is inserted into the bearing ring, and a dedusting disc is arranged at the top of the hollow shaft; the top portion of under casing is equipped with the top cap, and the top surface middle part of top cap is equipped with the motor, and the motor shaft tip of motor is equipped with the abutment sleeve, and SOx/NOx control dish is installed to abutment sleeve's bottom portion, and the hollow shaft passes through link gear and abutment sleeve to be connected, is located and is equipped with atomizing component on the bottom surface of the inherent top cap of under casing. The boiler desulfurization and denitration device solves the problem that the boiler desulfurization and denitration device is inconvenient to maintain through the matching use of all mechanism components, has compact integral structure design, is convenient to rapidly disassemble and maintain, and further improves the desulfurization, denitration and dust removal effects in the use process of the device.

Description

Boiler SOx/NOx control device convenient to maintain

Technical Field

The utility model relates to the technical field of boiler desulfurization and denitration, in particular to a boiler desulfurization and denitration device convenient to maintain.

Background

With the development of economy and the progress of technology, the requirements of China on flue gas treatment are gradually improved, the desulfurization technology is rapidly developed, and various flue gas desulfurization technologies are widely applied to various flue gas treatment.

At present, when the boiler desulfurization and denitrification device is used in practice, the following defects exist: 1. along with the increase of the service time, the filter screen in the filter screen is gradually blocked, so that the filtering effect is influenced; 2. various parts in the device are difficult to disassemble, assemble and clean, the burden of workers is increased, and the desulfurization and denitrification effects are deteriorated due to untimely cleaning.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a boiler desulfurization and denitrification device convenient to maintain.

In order to solve the problems in the prior art, the utility model adopts the following technical scheme:

a boiler desulfurization and denitrification device convenient to maintain comprises a bottom box, wherein a bearing ring is arranged in the middle of the inner bottom surface of the bottom box, a hollow shaft is inserted into the bearing ring, and a dedusting disc is arranged at the top of the hollow shaft; the utility model discloses a desulfurization and denitration device, including the end cover, the top end of under casing is equipped with the top cap, the top portion cover of under casing is equipped with the flange ring, the top surface outside border of top cap is inserted and is equipped with a plurality of positioning bolt, every positioning bolt's inside tip all with flange ring threaded connection, the top surface middle part of top cap is equipped with the motor, the motor shaft tip of motor is equipped with the position sleeve, SOx/NOx control dish is installed to position sleeve's bottom portion, the hollow shaft passes through link gear and positioning sleeve and is connected, is located the under casing inherent be equipped with atomizing component on the bottom surface of top cap.

Preferably, the top end portion of the hollow shaft is sleeved with a first flange ring, the middle portion of the dust removing disc is provided with a first flange plate, a plurality of first bolts are inserted into the top surface of the first flange plate, and the inner end portion of each first bolt is in threaded connection with the first flange ring.

Preferably, a second flange ring is sleeved at the bottom end of the positioning sleeve, a second flange plate is arranged in the middle of the desulfurization and denitrification disc, a plurality of second bolts are inserted into the bottom surface of the second flange plate, and the inner end of each second bolt is in threaded connection with the second flange ring.

Preferably, the linkage mechanism comprises a limiting shaft, the hollow shaft is internally provided with the limiting shaft, the upper port and the lower port of the hollow shaft are both provided with a sealing bearing, the upper end part and the lower end part of the limiting shaft penetrate through the corresponding sealing bearings and extend to the outer side of the hollow shaft, the top end part of the limiting shaft is provided with a polygonal shaft, and the top of the polygonal shaft is slidably inserted into the positioning sleeve.

Preferably, the driven gear is sleeved at the bottom end of the hollow shaft, the linkage bearing is arranged on the bottom surface of the bottom box and positioned on the right side of the bearing ring, the linkage shaft is inserted into the linkage bearing, the linkage gear is sleeved in the middle of the linkage shaft, and the linkage gear is meshed with the driven gear.

Preferably, the bottom portion cover of spacing axle is equipped with first belt pulley, the bottom portion cover of universal driving shaft is equipped with the second belt pulley, first belt pulley carries out the transmission through drive belt and second belt pulley and is connected.

Preferably, the atomizing component includes annular pipe, atomizing pump, is located the under casing the bottom surface of top cap is equipped with the annular pipe, the bottom surface of annular pipe is equipped with a plurality of atomizer, top surface one side of annular pipe is equipped with the connecting pipe, the left surface top of under casing is equipped with atomizing pump, atomizing pump's business turn over water end is equipped with inlet tube, outlet pipe respectively, the outer tip of outlet pipe communicates with the outer tip of connecting pipe through two-way.

Preferably, a smoke inlet pipe is arranged at the middle lower part of the left side surface of the bottom box, a smoke exhaust pipe is arranged at the middle upper part of the right side surface of the bottom box, and an ash scraping plate is arranged below the dust removing disc and on the right side surface of the bottom box.

Preferably, a mud scraper is arranged at the bottom of the hollow shaft in the bottom box, and a sewage discharge pipe is arranged at the bottom of the right side surface of the bottom box.

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

1. in the utility model, when a motor shaft of the motor rotates, the positioning sleeve and the desulfurization and denitrification disc are driven to rotate in the forward direction, the desulfurization and denitrification operation is carried out on flue gas through the filtering action of the desulfurization and denitrification disc, the positioning sleeve drives the hollow shaft and the dedusting disc to rotate in the reverse direction through the action of the linkage mechanism, and the dedusting operation is carried out on the flue gas through the dedusting action of the dedusting disc, so that the dedusting effect of the flue gas and the desulfurization and denitrification filtering effect are improved;

2. in the utility model, when the device is overhauled, the dust removal disc can be disassembled and overhauled through the first bolt, the desulfurization and denitrification disc can be disassembled and overhauled through the second bolt, and the top cover can be disassembled and overhauled through the positioning bolt.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a bottom view of the SOx/NOx control disk of the present invention;

number in the figure: the device comprises a bottom box 1, a hollow shaft 11, a limiting shaft 12, a polygonal shaft 13, a driven gear 14, a linkage shaft 15, a linkage gear 16, a driving belt 17, a smoke inlet pipe 18, a smoke exhaust pipe 19, a top cover 2, a motor 21, a positioning sleeve 22, a second flange plate 23, a desulfurization and denitrification plate 24, a first flange plate 25, a dust removal plate 26, an ash scraping plate 27, a mud scraping plate 28, a sewage discharge pipe 29, an atomizing pump 3, a two-way valve 31, a ring pipe 32, an atomizing nozzle 33 and a connecting pipe 34.

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.

Example 1: the embodiment provides a boiler desulfurization and denitrification device convenient to maintain, and referring to fig. 1-4, the boiler desulfurization and denitrification device comprises a bottom case 1, wherein the bottom case 1 is in a circular box shape with an open top surface, a bearing ring fixedly connected in a penetrating manner is arranged in the middle of the inner bottom surface of the bottom case 1, a hollow shaft 11 vertically penetrating is inserted into the bearing ring, and a dedusting disc 26 is arranged at the top of the hollow shaft 11; the top end of the bottom box 1 is provided with a top cover 2, the top end of the bottom box 1 is sleeved with a positioning flange ring, a plurality of positioning bolts are uniformly inserted at the outer edge of the top surface of the top cover 2, the inner end of each positioning bolt is in threaded connection with the positioning flange ring, the top cover 2 can be disassembled and overhauled through the positioning bolts, the middle of the top surface of the top cover 2 is provided with a motor 21 with a downward output end, the motor 21 is YX3-112M-4 in type, the end part of a motor shaft of the motor 21 is provided with a positioning sleeve 22 which is coaxially connected, the bottom end part of the positioning sleeve 22 is provided with a desulfurization and denitrification disc 24, the hollow shaft 11 is connected with the positioning sleeve 22 through a linkage mechanism, and an atomization assembly is arranged in the bottom box 1 and arranged on the bottom surface of the top cover 2; when the motor shaft of motor 21 rotated, drive abutment sleeve 22 and SOx/NOx control dish 24 and carry out forward rotation, carried out SOx/NOx control operation to the flue gas through SOx/NOx control dish 24 filtering action, abutment sleeve 22 passes through link gear's effect, drives hollow shaft 11 and dust removal dish 26 and carries out reverse rotation, carries out the dust removal operation to the flue gas through the dust removal effect of dust removal dish 26.

In the utility model, a first flange ring is sleeved at the top end part of a hollow shaft 11, a first flange plate 25 which is concentrically and fixedly connected is arranged in the middle of a dust removing plate 26, a plurality of first bolts are uniformly inserted on the top surface of the first flange plate 25, the inner end part of each first bolt is in threaded connection with the first flange ring, the dust removing plate 26 can be disassembled and overhauled through the first bolts, a first wear-resistant ring which is concentrically and fixedly connected is sleeved at the outer edge of the dust removing plate 26, and the first wear-resistant ring is in sliding connection with the inner wall of a bottom box 1; when the hollow shaft 11 rotates reversely, the first flange plate 25, the dust removing plate 26 and the first wear-resistant ring are driven by the first flange ring to synchronously rotate reversely, and the first wear-resistant ring is driven to rotate along the inner wall of the bottom case 1.

In the utility model, a second flange ring is sleeved at the bottom end part of a positioning sleeve 22, a second flange plate 23 which is concentrically and fixedly connected is arranged at the middle part of a desulfurization and denitrification plate 24, a plurality of second bolts are uniformly inserted on the bottom surface of the second flange plate 23, the inner end part of each second bolt is in threaded connection with the second flange ring, the desulfurization and denitrification plate 24 can be disassembled and overhauled through the second bolts, a second wear-resistant ring which is concentrically and fixedly connected is sleeved at the outer edge of the desulfurization and denitrification plate 24, and the second wear-resistant ring is in sliding connection with the inner wall of a bottom box 1; when the positioning sleeve 22 rotates, the second flange ring drives the second flange plate 23, the desulfurization and denitrification disk 24 and the second wear-resistant ring to synchronously rotate, and drives the second wear-resistant ring to rotate along the inside of the bottom case 1.

In the utility model, the linkage mechanism comprises a limiting shaft 12, the limiting shaft 12 which is concentrically arranged is arranged in a hollow shaft 11, sealing bearings which are concentrically and fixedly connected are arranged in the upper end port and the lower end port of the hollow shaft 11, the upper end portion and the lower end portion of the limiting shaft 12 penetrate through the corresponding sealing bearings and extend to the outer side of the hollow shaft 11, a polygonal shaft 13 is arranged at the top end portion of the limiting shaft 12, the inner diameter of a positioning sleeve 22 is in a polygonal hole shape, and the top of the polygonal shaft 13 is slidably inserted in the positioning sleeve 22; when the positioning sleeve 22 rotates, the polygonal shaft 13 and the limiting shaft 12 are driven to synchronously rotate along the sealing bearing due to the limiting effect formed by the polygonal shaft 13 and the positioning sleeve 22; when the device is overhauled, because the multi-deformation shaft 13 and the positioning sleeve 22 are in sliding connection, the device is convenient to disassemble and overhaul quickly.

In the utility model, a driven gear 14 is sleeved at the bottom end part of a hollow shaft 11, a linkage bearing is arranged on the bottom surface of a bottom box 1 and positioned on the right side of a bearing ring, a linkage shaft 15 is inserted in the linkage bearing, a linkage gear 16 is sleeved in the middle of the linkage shaft 15, and the linkage gear 16 is meshed with the driven gear 14; a first belt pulley is sleeved at the bottom end of the limiting shaft 12, a second belt pulley is sleeved at the bottom end of the linkage shaft 15, and the first belt pulley is in transmission connection with the second belt pulley through a driving belt 17; when the limiting shaft 12 rotates, the first belt pulley is driven to synchronously rotate, the second belt pulley, the linkage shaft 15 and the linkage gear 16 are driven to synchronously rotate through the driving belt 17, and the driven gear 14 and the hollow shaft 11 are driven to reversely rotate along the bearing ring through meshing.

In the utility model, the middle lower part of the left side surface of the bottom box 1 is provided with a smoke inlet pipe 18 which penetrates and is fixedly connected, the middle upper part of the right side surface of the bottom box 1 is provided with a smoke exhaust pipe 19 which penetrates and is fixedly connected, smoke enters the bottom in the bottom box 1 through the smoke inlet pipe 18, the smoke upwards sequentially passes through a dust removing disc 26 and a desulfurization and denitrification disc 24, atomization operation is carried out, the smoke is exhausted through the smoke exhaust pipe 19, an ash scraping plate 27 which is transversely and fixedly connected is arranged on the right side surface of the bottom box 1 and is positioned below the dust removing disc 26, the top edge of the ash scraping plate 27 is in sliding connection with the bottom wall of the dust removing disc 26, the bottom surface of the dust removing disc 26 adsorbs a large amount of dust, and when the dust removing disc 26 reversely rotates, the ash scraping plate 27 is matched with the bottom in use, so that a large amount of dust falls to the bottom in the bottom box 1; the bottom that is located under casing 1 at hollow shaft 11 is equipped with the mud scraper 28 of horizontal rigid coupling, the base of mud scraper 28 and under casing 1 diapire sliding connection, the right flank bottom of under casing 1 is equipped with the blow off pipe 29 that runs through the rigid coupling, the outer tip of blow off pipe 29 is equipped with the blowoff valve, the bottom can produce a large amount of sewage and mud in under casing 1, when hollow shaft 11 antiport, drive mud scraper 28 antiport, and open the blowoff valve, under the effect of mud scraper 28, sewage and mud are along blow off pipe 29 discharge.

Example 2: in embodiment 1, there is also a problem that the effect of atomizing the flue gas is not good, and therefore, this embodiment further includes, on the basis of embodiment 1:

in the utility model, the atomizing component comprises an annular pipe 32 and an atomizing pump 3, the annular pipe 32 which is concentrically and fixedly connected with the bottom surface of a top cover 2 is arranged in a bottom box 1, a plurality of atomizing spray nozzles 33 are uniformly distributed on the bottom surface of the annular pipe 32, a connecting pipe 34 which penetrates through the top cover 2 is arranged on one side of the top surface of the annular pipe 32, an L-shaped plate is arranged on the top of the left side surface of the bottom box 1, the atomizing pump 3 is arranged on the top surface of the L-shaped plate, the atomizing pump 3 is MDW-20 in type, a water inlet end and a water outlet end of the atomizing pump 3 are respectively provided with a water inlet pipe and a water outlet pipe which are communicated with each other, and the outer end part of the water outlet pipe is communicated with the outer end part of the connecting pipe 34 through a two-way 31; the inlet tube communicates with external water source, and water gets into atomizing pump 3 along the inlet tube, and under atomizing pump 3's effect, water gets into annular tube 32 via outlet pipe, two lead to 31, connecting pipe 34 in, and the top wall flue gas carries out the atomizing operation in the bottom case 1 under the effect of rethread atomizer 33.

The boiler desulfurization and denitration device solves the problem that the boiler desulfurization and denitration device is inconvenient to maintain through the matching use of all mechanism components, has compact integral structure design, is convenient to rapidly disassemble and maintain, and further improves the desulfurization, denitration and dust removal effects in the use process of the device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a boiler SOx/NOx control device convenient to maintain, includes bottom case (1), its characterized in that: a bearing ring is arranged in the middle of the inner bottom surface of the bottom box (1), a hollow shaft (11) is inserted into the bearing ring, and a dust removal disc (26) is installed at the top of the hollow shaft (11); the top portion of under casing (1) is equipped with top cap (2), the top portion cover of under casing (1) is equipped with the flange ring, the top surface outer fringe of top cap (2) is inserted and is equipped with a plurality of positioning bolt, every positioning bolt's the inside tip all with flange ring thread connection, the top surface middle part of top cap (2) is equipped with motor (21), the motor shaft tip of motor (21) is equipped with positioning sleeve (22), SOx/NOx control dish (24) are installed to the bottom portion of positioning sleeve (22), hollow shaft (11) are connected with positioning sleeve (22) through link gear, are located under casing (1) inherent be equipped with atomizing component on the bottom surface of top cap (2).

2. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: the top end portion of the hollow shaft (11) is sleeved with a first flange ring, a first flange plate (25) is arranged in the middle of the dust removing plate (26), a plurality of first bolts are inserted into the top face of the first flange plate (25), and the inner end portion of each first bolt is in threaded connection with the first flange ring.

3. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: the bottom end part of the positioning sleeve (22) is sleeved with a second flange ring, the middle part of the desulfurization and denitrification disc (24) is provided with a second flange plate (23), a plurality of second bolts are inserted on the bottom surface of the second flange plate (23), and the inner end parts of the second bolts are in threaded connection with the second flange ring.

4. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: the linkage mechanism comprises a limiting shaft (12), the limiting shaft (12) is arranged in the hollow shaft (11), sealing bearings are arranged in the upper end port and the lower end port of the hollow shaft (11), the upper end portion and the lower end portion of the limiting shaft (12) penetrate through the corresponding sealing bearings and extend to the outer side of the hollow shaft (11), a polygonal shaft (13) is arranged at the top end portion of the limiting shaft (12), and the top portion of the polygonal shaft (13) is slidably inserted into the positioning sleeve (22).

5. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 4, wherein: the bottom end portion cover of hollow shaft (11) is equipped with driven gear (14), and the right side that is located the bearing ring is equipped with linkage bearing in the bottom surface of under casing (1), linkage shaft (15) are inserted to linkage bearing's inside, the middle part cover of linkage shaft (15) is equipped with linkage gear (16), linkage gear (16) and driven gear (14) meshing are connected.

6. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 5, wherein: the bottom end portion cover of spacing axle (12) is equipped with first belt pulley, the bottom end portion cover of universal driving shaft (15) is equipped with the second belt pulley, first belt pulley carries out the transmission through drive belt (17) and second belt pulley and is connected.

7. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: atomizing subassembly includes annular pipe (32), atomizing pump (3), is located bottom box (1) inherent the bottom surface of top cap (2) is equipped with annular pipe (32), the bottom surface of annular pipe (32) is equipped with a plurality of atomizer (33), top surface one side of annular pipe (32) is equipped with connecting pipe (34), the left surface top of bottom box (1) is equipped with atomizing pump (3), the business turn over water end of atomizing pump (3) is equipped with inlet tube, outlet pipe respectively, the outer tip of outlet pipe communicates through the outer tip of two logical (31) and connecting pipe (34).

8. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: the middle-lower part of the left side surface of the bottom box (1) is provided with a smoke inlet pipe (18), the middle-upper part of the right side surface of the bottom box (1) is provided with a smoke exhaust pipe (19), and the right side surface of the bottom box (1) below the dust removal disc (26) is provided with a dust scraping plate (27).

9. The boiler desulfurization and denitrification facility convenient for maintenance according to claim 1, wherein: a mud scraping plate (28) is arranged at the bottom of the hollow shaft (11) in the bottom box (1), and a sewage discharge pipe (29) is arranged at the bottom of the right side surface of the bottom box (1).