CN211714989U

CN211714989U - Desulfurization and denitrification flue gas shutter plate

Info

Publication number: CN211714989U
Application number: CN201922337736.9U
Authority: CN
Inventors: 陈林兴
Original assignee: Jiangsu Eklin Environmental Protection Technology Co ltd
Current assignee: Jiangsu Eklin Environmental Protection Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-20
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a flue gas shutter technical field just discloses a SOx/NOx control flue gas shutter board, including the door frame, the inside of door frame is provided with the fixed axle, the left side fixed mounting of door frame has the driving piece, the left end of fixed axle and the output fixed connection of driving piece. This SOx/NOx control flue gas keeps off door plant, rotate through driving piece drive fixed axle, door plant and lower door plant remove in driving through the fixed axle, make it respectively with last baffle and lower baffle contact, it contacts with last rubber strip to go up rectangle sand grip this moment, and rectangle sand grip and lower rubber strip contact down, thereby to last door plant and door frame and seal down between door plant and the door frame, it is better to make its sealed effect, after using a period, direct demolish its inside sealing member and can change, it is lower to make and the replacement cost, thereby reached simple structure, high durability and convenient use, the leakproofness is better and be convenient for maintain the purpose of changing to the sealing member.

Description

Desulfurization and denitrification flue gas shutter plate

Technical Field

The utility model relates to a flue gas shutter technical field specifically is a SOx/NOx control flue gas shutter board.

Background

With the increasing of the national requirements for environmental protection, in the industry of thermal heating and the like which can generate a large amount of flue gas, higher requirements are also provided for flue gas emission indexes, so that professional technologies need to be correspondingly improved in each link from boiler combustion to flue gas emission to the atmosphere.

Flue gas shutter plate structure among the prior art is comparatively complicated, and it is comparatively inconvenient to use, and it is after long-time the use, and inside sealing member receives the corruption easily and takes place to damage, leads to its leakproofness to reduce, and it changes the sealing member comparatively troublesome moreover, need consume great manpower and material resources, so now proposes a SOx/NOx control flue gas shutter plate and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a SOx/NOx control flue gas shutter board, possess simple structure, high durability and convenient use, the leakproofness is better and be convenient for maintain or advantage such as change the sealing member, it is comparatively complicated to have solved the flue gas shutter board structure among the prior art, it is comparatively inconvenient to use, it is after long-time the use, inside sealing member receives the corruption easily and takes place to damage, lead to its leakproofness to reduce, it is comparatively troublesome to change the sealing member moreover, need consume the problem of great manpower and material resources.

(II) technical scheme

For realizing above-mentioned simple structure, convenient to use, the leakproofness is better and be convenient for maintain the sealing member or the purpose of changing, the utility model provides a following technical scheme: a desulfurization and denitrification flue gas baffle plate comprises a door frame, wherein a fixed shaft is arranged inside the door frame, a driving piece is fixedly arranged on the left side of the door frame, the left end of the fixed shaft is fixedly connected with the output end of the driving piece, an upper door plate is fixedly arranged at the top of the fixed shaft and positioned inside the door frame, an upper baffle plate is fixedly arranged on the front side of the inner top wall of the door frame, upper rectangular convex strips are fixedly arranged on both sides of the front side of the upper door plate, upper rubber strips corresponding to the upper rectangular convex strips are arranged on both sides of the back side of the upper baffle plate, the upper rectangular convex strips are in contact with the upper rubber strips, a lower door plate is fixedly arranged at the bottom of the fixed shaft, a lower baffle plate is fixedly arranged on the back side of the inner bottom wall of the door frame, lower rectangular convex strips are fixedly arranged on both sides of the back, the lower rectangular convex strip is contacted with the lower rubber strip.

Preferably, the top of the front surface of the upper door plate is fixedly provided with an upper sealing strip, the top of the back surface of the upper baffle plate is provided with an upper sealing groove corresponding to the upper sealing strip, and the upper sealing strip is inserted into the upper sealing groove.

Preferably, the right side of the inner wall of the door frame is fixedly provided with a bearing, and the right end of the fixed shaft is fixedly connected with an inner ring of the bearing.

Preferably, the back of door frame inner wall both sides all fixed mounting have the stopper, the right side of stopper is the inclined plane and personally submits ten to thirty degrees contained angles with the level.

Preferably, the bottom of the back of the lower door plate is fixedly provided with a lower sealing strip, the bottom of the front of the lower baffle is provided with a lower sealing groove corresponding to the lower sealing strip, and the lower sealing strip is inserted into the lower sealing groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a SOx/NOx control flue gas keeps off door plant possesses following beneficial effect:

1. this SOx/NOx control flue gas keeps off door plant, rotate through driving piece drive fixed axle, door plant and lower door plant remove in driving through the fixed axle, make it respectively with last baffle and lower baffle contact, it contacts with last rubber strip to go up rectangle sand grip this moment, and rectangle sand grip and lower rubber strip contact down, thereby to last door plant and door frame and seal down between door plant and the door frame, it is better to make its sealed effect, avoid the flue gas leakage, use after a period, it can change directly to demolish its inside sealing member, it is lower with the replacement cost to make, thereby reached simple structure, high durability and convenient use, the leakproofness is better and be convenient for maintain the purpose or change the sealing member.

2. This SOx/NOx control flue gas keeps off door plant further improves the device's leakproofness through top seal strip and last seal groove, makes the rotation of fixed axle more convenient through the bearing, then carries on spacingly through the stopper to the top door plant, avoids its rotation range too big, leads to its and lower baffle collision to take place to damage, further improves the device's leakproofness through bottom seal strip and lower seal groove.

Drawings

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

FIG. 2 is a front sectional view of the door frame and the fixed shaft of the present invention;

FIG. 3 is a side sectional view of the upper door plate and the upper baffle of the present invention;

fig. 4 is a schematic view of the back of the upper baffle plate of the present invention.

In the figure: 1. a door frame; 2. a drive member; 3. an upper door panel; 4. a lower door panel; 5. an upper baffle plate; 6. a fixed shaft; 7. a lower baffle plate; 8. a lower rectangular convex strip; 9. a lower sealing strip; 10. an upper rectangular convex strip; 11. sealing strips are arranged; 12. a bearing; 13. an upper seal groove; 14. feeding a rubber strip; 15. a limiting block; 16. a lower rubber strip; 17. a lower seal groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a flue gas damper for desulfurization and denitrification comprises a door frame 1, a fixed shaft 6 is arranged inside the door frame 1, a driving member 2 is fixedly arranged on the left side of the door frame 1, the left end of the fixed shaft 6 is fixedly connected with the output end of the driving member 2, an upper door plate 3 is fixedly arranged on the top of the fixed shaft 6 and positioned inside the door frame 1, an upper baffle 5 is fixedly arranged on the front surface of the inner top wall of the door frame 1, upper rectangular convex strips 10 are fixedly arranged on both sides of the front surface of the upper door plate 3, upper rubber strips 14 corresponding to the upper rectangular convex strips 10 are arranged on both sides of the back surface of the upper baffle 5, the upper rectangular convex strips 10 are in contact with the upper rubber strips 14, a lower door plate 4 is fixedly arranged at the bottom of the fixed shaft 6, a lower baffle 7 is fixedly arranged on the back surface of the inner bottom wall of the door frame 1, lower rectangular convex strips 8 are fixedly arranged on both sides, the lower rectangular raised strips 8 are contacted with the lower rubber strips 16, when in use, the driving part 2 drives the fixed shaft 6 to rotate, the upper door panel 3 moves backwards, the lower door panel 4 moves forwards, so that the door frame 1 is opened, smoke can leak from the door frame 1, when the blocking is needed, the driving part 2 drives the fixed shaft 6 to rotate, the fixed shaft 6 drives the upper door panel 3 and the lower door panel 4 to move, so that the upper door panel 3 and the lower door panel 4 are respectively contacted with the upper baffle 5 and the lower baffle 7, the upper rectangular raised strips 10 are contacted with the upper rubber strips 14, the lower rectangular raised strips 8 are contacted with the lower rubber strips 16, so that the upper door panel 3 is sealed between the door frame 1 and the lower door panel 4 and the door frame 1, the sealing effect is better, the smoke leakage is avoided, after the use for a period of time, the sealing elements in the lower rectangular raised strips can be directly dismantled for replacement, the manufacturing and replacement cost is lower, convenient to use, the leakproofness is better and be convenient for maintain or the purpose of changing the sealing member.

Specifically, the top of the front surface of the upper door panel 3 is fixedly provided with an upper sealing strip 11, the top of the back surface of the upper baffle 5 is provided with an upper sealing groove 13 corresponding to the upper sealing strip 11, the upper sealing strip 11 is inserted into the inner part of the upper sealing groove 13, and the sealing performance of the device is further improved through the upper sealing strip 11 and the upper sealing groove 13.

Specifically, the bearing 12 is fixedly mounted on the right side of the inner wall of the door frame 1, the right end of the fixing shaft 6 is fixedly connected with the inner ring of the bearing 12, and the fixing shaft 6 can rotate more conveniently through the bearing 12.

Specifically, the back of 1 inner wall both sides of door frame all fixed mounting have stopper 15, and the right side of stopper 15 is the inclined plane and personally submits ten to thirty degrees contained angles with the level, carries on spacingly through stopper 15 to last door plant 3, avoids its rotation range too big, leads to its and lower baffle 7 collision to take place to damage.

Specifically, the bottom of the back of the lower door plate 4 is fixedly provided with a lower sealing strip 9, the bottom of the front of the lower baffle plate 7 is provided with a lower sealing groove 17 corresponding to the lower sealing strip 9, the lower sealing strip 9 is inserted into the lower sealing groove 17, and the sealing performance of the device is further improved through the lower sealing strip 9 and the lower sealing groove 17.

The working principle is as follows: when in use, the fixed shaft 6 is driven to rotate by the driving piece 2, at the moment, the upper door panel 3 moves backwards, the lower door panel 4 moves forwards, thereby opening the door frame 1, leading the smoke to leak from the door frame 1, when the check is needed, driving the fixed shaft 6 to rotate through the driving piece 2, the upper door panel 3 and the lower door panel 4 are driven to move by the fixed shaft 6 and are respectively contacted with the upper baffle 5 and the lower baffle 7, at the moment, the upper rectangular raised strips 10 are contacted with the upper rubber strips 14, the lower rectangular raised strips 8 are contacted with the lower rubber strips 16, thereby sealing the upper door plate 3 and the door frame 1 and the lower door plate 4 and the door frame 1, ensuring better sealing effect, avoiding the leakage of smoke, after being used for a period of time, the sealing element inside the sealing device can be directly removed and replaced, the manufacturing and replacing cost is lower, therefore, the purposes of simple structure, convenient use, better sealing performance and convenience in maintaining or replacing the sealing element are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a SOx/NOx control flue gas keeps off door plant, includes door frame (1), its characterized in that: the door frame is characterized in that a fixed shaft (6) is arranged inside the door frame (1), a driving piece (2) is fixedly arranged on the left side of the door frame (1), the left end of the fixed shaft (6) is fixedly connected with the output end of the driving piece (2), an upper door plate (3) is fixedly arranged at the top of the fixed shaft (6) and positioned inside the door frame (1), an upper baffle (5) is fixedly arranged on the front side of the inner top wall of the door frame (1), upper rectangular convex strips (10) are fixedly arranged on the two front sides of the upper door plate (3), upper rubber strips (14) corresponding to the upper rectangular convex strips (10) are arranged on the two back sides of the upper baffle (5), the upper rectangular convex strips (10) are in contact with the upper rubber strips (14), a lower door plate (4) is fixedly arranged at the bottom of the fixed shaft (6), and a lower baffle (7) is fixedly arranged on, lower door plant (4) the equal fixed mounting in both sides at the back has lower rectangle sand grip (8), baffle (7) positive both sides all are provided with lower rubber strip (16) that correspond with lower rectangle sand grip (8) down, rectangle sand grip (8) and lower rubber strip (16) contact down.

2. The desulfurization and denitrification flue gas damper plate according to claim 1, characterized in that: go up door plant (3) positive top fixed mounting have last sealing strip (11), last seal groove (13) that correspond with last sealing strip (11) are seted up at the top at the overhead gage (5) back, go up sealing strip (11) and peg graft in the inside of last seal groove (13).

3. The desulfurization and denitrification flue gas damper plate according to claim 1, characterized in that: the right side of the inner wall of the door frame (1) is fixedly provided with a bearing (12), and the right end of the fixed shaft (6) is fixedly connected with an inner ring of the bearing (12).

4. The desulfurization and denitrification flue gas damper plate according to claim 1, characterized in that: the back of door frame (1) inner wall both sides all fixed mounting have stopper (15), the right side of stopper (15) is the inclined plane and personally submits ten to thirty degrees contained angles with the horizontal plane.

5. The desulfurization and denitrification flue gas damper plate according to claim 1, characterized in that: the bottom fixed mounting at the back of lower door plant (4) has lower sealing strip (9), lower seal groove (17) that correspond with lower sealing strip (9) are seted up to baffle (7) positive bottom down, lower sealing strip (9) are pegged graft in the inside of lower seal groove (17).