CN216799357U

CN216799357U - Novel waste gas desulfurization and denitrification device

Info

Publication number: CN216799357U
Application number: CN202220453693.XU
Authority: CN
Inventors: 廖丽纯
Original assignee: Individual
Current assignee: Wang Rui
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-06-24
Anticipated expiration: 2032-03-03

Abstract

The utility model relates to the technical field of waste gas treatment, and particularly discloses a novel waste gas desulfurization and denitrification device which comprises a treatment box, wherein a filter element is arranged between two installation frames, a motor is arranged in the center of the left side of the treatment box, a connecting plate is fixedly connected to the center between the left side and the right side of the inner wall of the treatment box and close to the bottom of the inner wall of the treatment box, a scraper blade is fixedly connected to the top of the connecting plate, a support screen plate is fixedly connected to the center between the inner walls of the treatment box and close to the top of the inner wall of the treatment box, activated carbon filter screens are fixedly connected to the top of the support screen plate at equal intervals, a spray nozzle is fixedly communicated with the bottom of the connecting box in a rectangular array manner, a sulfur and denitrification removal box is fixedly connected to the bottom of the right side of the treatment box, and a water pump is arranged on the left side of the bottom of the inner wall of the sulfur and denitrification removal box; the utility model can pretreat the waste gas, avoid the blockage of the filter element, facilitate the full contact of the sodium hydroxide solution and the waste gas and improve the quality of desulfurization and denitrification.

Description

Novel waste gas desulfurization and denitrification device

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a novel waste gas desulfurization and denitrification device.

Background

Along with social economy's continuous development, the industry is also developing at a high speed, and at enterprise's equipment such as chemical industry at the during operation, can produce after burning and contain sulphur, waste gas such as nitre, and do not remove sulphur and remove the nitre with waste gas direct discharge in the external world, can bring very big destruction to the environment, current waste gas desulfurization denitrification facility utilizes sodium hydroxide solution to purify waste gas, contact between it is incomplete, lead to the cleaing away of waste gas not thorough, consequently make still contain sulphur in the combustion gas, material such as nitre, and waste gas desulfurization denitrification facility does not carry out the preliminary treatment to it when handling, waste gas causes the jam of filter core or filter screen easily, make desulfurization denitrification's effect not ideal, consequently need design a novel waste gas desulfurization denitrification facility, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a novel waste gas desulfurization and denitration device which has the advantages of good purification effect, blockage avoidance and the like, and solves the problems that the existing waste gas desulfurization and denitration device cannot thoroughly clear waste gas, the waste gas is not pretreated during treatment, and the waste gas easily causes blockage of a filter element or a filter screen.

The novel waste gas desulfurization and denitrification device comprises a treatment box, wherein the bottom of the left side of the treatment box is fixedly communicated with an air inlet pipe, the top of the right side of the treatment box is fixedly communicated with an air outlet pipe, the centers of the left side and the right side of the inner wall of the treatment box are rotatably connected with mounting frames through bearings, a filter core is arranged between the two mounting frames, a motor is arranged in the center of the left side of the treatment box, an output shaft of the motor is fixedly connected with the left side of the mounting frames, a connecting plate is fixedly connected with the center between the left side and the right side of the inner wall of the treatment box and at a position close to the bottom, the top of the connecting plate is fixedly connected with a scraper, a support screen plate is fixedly connected with the center between the inner walls of the treatment box and at a position close to the top, activated carbon filter screens are fixedly connected with the top of the support screen plate at equal intervals, and a connecting box is fixedly connected with the top of the inner wall of the treatment box, the bottom of connecting box is the fixed intercommunication of rectangular array and has the shower nozzle, handle the bottom fixedly connected with sulphur removal saltpeter removal case on case right side, the water pump is installed in the left side of sulphur removal saltpeter removal incasement wall bottom, the delivery port fixedly connected with connecting pipe of water pump.

According to the novel waste gas desulfurization and denitrification device, the top of the scraper is attached to the filter element, the width of the bottom of the scraper is the same as that of the connecting plate, and the scraper can scrape the surface of the filter element and large granular substances on the surface of the filter element.

According to the novel waste gas desulfurization and denitrification device, the collecting box is movably inserted at the bottom of the inner wall of the treatment box, the treatment liquid is arranged in the collecting box and is a sodium hydroxide solution, the structure is arranged, so that large granular substances scraped off by the scraper can be collected by the collecting box, and the large granular substances fall into the collecting box and can be fully contacted with the treatment liquid.

According to the novel waste gas desulfurization and denitrification device, the bottom of the activated carbon filter screen penetrates through the bottom of the support screen plate, the activated carbon filter screen is arranged in an inclined manner, and the support screen plate and the activated carbon filter screen can be in full contact with waste gas, so that the desulfurization and denitrification quality can be improved.

According to the novel waste gas desulfurization and denitrification device, the top of the left side of the connecting pipe penetrates through the right side of the inner wall of the connecting box and is communicated with the inside of the connecting box, the water pipe is fixedly communicated with the right side of the top of the desulfurization and denitrification box, the water pump can convey a sodium hydroxide solution in the desulfurization and denitrification box into the connecting box through the connecting pipe, and a worker can conveniently add the sodium hydroxide solution into the desulfurization and denitrification box through the water pipe.

According to the novel waste gas desulfurization and denitrification device, the sealing door is hinged to the left side of the front face of the treatment box, the sealing frame is arranged at the position, corresponding to the treatment box, of the sealing door, and the filter element can be conveniently replaced by a worker through the sealing door due to the structural arrangement.

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

1. according to the utility model, the connecting box, the spray nozzle, the sulfur and nitrate removing box, the water pump, the connecting pipe, the supporting screen plate and the activated carbon filter screen are arranged on the treatment box, so that the activated carbon filter screen can filter foreign matters and peculiar smell in gas, meanwhile, the water pump can convey a sodium hydroxide solution in the sulfur and nitrate removing box into the connecting box through the connecting pipe, and the sodium hydroxide solution is sprayed out through the spray nozzle, can stay on the supporting screen plate and the activated carbon filter screen, so that the sodium hydroxide solution can be conveniently contacted with waste gas fully, and the quality of desulfurization and denitrification is improved.

2. According to the utility model, the installation frame, the filter element, the motor, the connecting plate and the scraper blade are arranged on the treatment box, so that the filter element can filter waste gas and filter out large granular substances in the gas, the motor can drive the installation frame and the filter element to rotate, the scraper blade can scrape the surface of the filter element and scrape the large granular substances on the surface of the filter element, the blockage of the filter element can be avoided, the collection box can collect the large granular substances scraped by the scraper blade through the collection box and the treatment liquid arranged on the treatment box, the large granular substances fall into the collection box and are fully contacted with the treatment liquid, the sulfur and the nitre in the substances can be treated, and the purification effect of the device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

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

FIG. 3 is a schematic view of the left side view of the installation of the supporting net plate according to the present invention.

In the figure: 1. a treatment tank; 2. an air inlet pipe; 21. an air outlet pipe; 3. installing a frame; 4. a filter element; 5. a connecting plate; 51. a squeegee; 6. a motor; 7. a collection box; 71. a treatment liquid; 8. supporting the screen plate; 81. an active carbon filter screen; 9. a connecting box; 91. a spray nozzle; 10. a sulfur and nitrate removal box; 101. a water pipe; 11. a water pump; 111. a connecting pipe; 12. and (4) sealing the door.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such practical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the novel waste gas desulfurization and denitration device of the utility model comprises a processing box 1, an air inlet pipe 2 is fixedly communicated with the bottom of the left side of the processing box 1, an air outlet pipe 21 is fixedly communicated with the top of the right side of the processing box 1, mounting frames 3 are rotatably connected with the centers of the left and right sides of the inner wall of the processing box 1 through bearings, a filter element 4 is installed between the two mounting frames 3, a motor 6 is installed in the center of the left side of the processing box 1, an output shaft of the motor 6 is fixedly connected with the left side of the mounting frame 3, a connecting plate 5 is fixedly connected with the center between the left and right sides of the inner wall of the processing box 1 and near the bottom, a scraping plate 51 is fixedly connected with the top of the connecting plate 5, a supporting screen plate 8 is fixedly connected with the center between the inner wall of the processing box 1 and near the top, an active carbon filter screen 81 is fixedly connected with the top of the inner wall of the supporting screen plate 8 at equal intervals, a connecting box 9 is fixedly connected with the top of the inner wall of the processing box 1, the bottom of connecting box 9 is the fixed intercommunication of rectangular array and has spray shower nozzle 91, handles the bottom fixedly connected with except that sulphur denitration case 10 on case 1 right side, and the water pump 11 is installed in the left side of except that sulphur denitration case 10 inner wall bottom, and water pump 11's delivery port fixedly connected with connecting pipe 111.

The top of the scraper 51 is attached to the filter element 4, the width of the bottom of the scraper 51 is the same as that of the connecting plate 5, and the scraper 51 can scrape the surface of the filter element 4 and can scrape large particulate matters off the surface of the filter element 4.

The bottom activity of handling case 1 inner wall is pegged graft there is collecting box 7, and the inside of collecting box 7 is provided with treatment fluid 71, and treatment fluid 71 is sodium hydroxide solution, and this structural setting for the large granule material that collecting box 7 can scrape off scraper blade 51 is collected, and large granule material falls into in the collecting box 7 can fully contact with treatment fluid 71.

The bottom of support otter board 8 is run through to the bottom of active carbon filter screen 81, and active carbon filter screen 81 is the slope setting, and this structure sets up for support otter board 8 and active carbon filter screen 81 can fully contact with waste gas, are favorable to improving SOx/NOx control's quality.

The left top of connecting pipe 111 runs through the right side of 9 inner walls of junction box and is linked together with the inside of junction box 9, and the fixed intercommunication in right side at the top of the nitre case 10 that removes sulphur has water pipe 101, and this structure sets up for during water pump 11 can carry the sodium hydroxide solution in the nitre case 10 that removes sulphur through connecting pipe 111 to junction box 9, the staff of being convenient for adds the sodium hydroxide solution to the inside of the nitre case 10 that removes sulphur through water pipe 101.

The left side of handling the positive of case 1 articulates there is sealing door 12, and sealing door 12 and the corresponding position department of handling case 1 install sealed frame, and this structure setting is convenient for the staff and changes filter element 4 through sealing door 12.

The working principle is as follows: before the use, a worker connects the air inlet pipe 2 with an exhaust emission pipeline, then the device can be powered on, exhaust gas is firstly filtered through the filter element 4, the filter element 4 can filter out large granular substances in the gas, the motor 6 can drive the mounting frame 3 and the filter element 4 to rotate, so that the scraper 51 can scrape on the surface of the filter element 4 and scrape off the large granular substances on the surface of the filter element 4, the large granular substances are scraped off and then fall into the collecting box 7 to be collected and fully contact with the treatment liquid 71 in the collecting box 7, sulfur and nitre in the substances can be treated, meanwhile, the water pump 11 can convey sodium hydroxide solution in the sulfur and nitre removal box 10 to the connecting box 9 through the connecting pipe 111 and spray out the sodium hydroxide solution through the spray nozzle 91, the sodium hydroxide solution can stay on the supporting screen plate 8 and the active carbon filter screen 81, and the active carbon filter screen 81 can also filter foreign matters and peculiar smells in the gas, so that the high-efficiency purification effect can be achieved, and finally purified gas is discharged through the gas outlet pipe 21.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a novel flue gas desulfurization denitration device, includes treatment case (1), its characterized in that: the fixed intercommunication in left bottom of processing case (1) has intake pipe (2), the fixed intercommunication in top on processing case (1) right side has outlet duct (21), the central authorities of the processing case (1) inner wall left and right sides all rotate through the bearing and are connected with installing frame (3), two install filter core (4) between installing frame (3), motor (6) are installed to the left central authorities of processing case (1), the output shaft of motor (6) and the left side of installing frame (3) are fixed connection mutually, central and the position department fixedly connected with connecting plate (5) that is close to the bottom of processing between the case (1) inner wall left and right sides, the top fixedly connected with scraper blade (51) of connecting plate (5), the central and the position department fixedly connected with support otter board (8) that is close to the top of processing between case (1) inner wall, the top equidistance fixedly connected with active carbon filter screen (81) of support otter board (8), handle top fixedly connected with connecting box (9) of case (1) inner wall, the bottom of connecting box (9) is the fixed intercommunication of rectangular array and has spray shower nozzle (91), the bottom fixedly connected with sulphur removal except that nitre case (10) on processing case (1) right side, remove the sulphur and remove the left side of nitre case (10) inner wall bottom and install water pump (11), delivery port fixedly connected with connecting pipe (111) of water pump (11).

2. The novel flue gas desulfurization and denitrification apparatus according to claim 1, wherein: the top of the scraper (51) is attached to the filter element (4), and the width of the bottom of the scraper (51) is the same as that of the connecting plate (5).

3. The novel flue gas desulfurization and denitrification apparatus according to claim 1, wherein: the bottom of the inner wall of the treatment box (1) is movably inserted with a collection box (7), the collection box (7) is internally provided with treatment liquid (71), and the treatment liquid (71) is sodium hydroxide solution.

4. The novel flue gas desulfurization and denitrification apparatus according to claim 1, wherein: the bottom of support otter board (8) is run through to the bottom of active carbon filter screen (81), active carbon filter screen (81) are the slope and set up.

5. The novel flue gas desulfurization and denitrification apparatus according to claim 1, wherein: the top of the left side of the connecting pipe (111) penetrates through the right side of the inner wall of the connecting box (9) and is communicated with the inside of the connecting box (9), and a water pipe (101) is fixedly communicated with the right side of the top of the sulfur and nitrate removing box (10).

6. The novel flue gas desulfurization and denitrification apparatus according to claim 1, wherein: the left side of the front surface of the processing box (1) is hinged with a sealing door (12), and a sealing frame is installed at the position of the sealing door (12) corresponding to the processing box (1).