CN210832053U

CN210832053U - Simple and efficient boiler horizontal flue heating surface tube bundle surface ash removal device

Info

Publication number: CN210832053U
Application number: CN201921578611.9U
Authority: CN
Inventors: 王斌; 杨昆; 封全武; 张家旭
Original assignee: Cecep Hefei Renewable Energy Sources Co ltd
Current assignee: Cecep Hefei Renewable Energy Sources Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-23
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to a burning electricity generation environmental protection technical field just discloses a simple and convenient efficient boiler horizontal flue heating surface tube bank surface ash removal device, including scraping grey mechanism, branch and fixed establishment, and branch quantity is two, scrapes grey mechanism quantity a plurality of, and fixed establishment's quantity is two, and is a plurality of scrape the both ends of grey mechanism and set up respectively on two branches, two scrape grey mechanism and also set up on two branches, rectangular form recess has been seted up to the side of branch. The utility model provides a current horizontal flue internal tube bank surface deashing method inefficiency, the big problem of geminate transistors bundle injury.

Description

Simple and efficient boiler horizontal flue heating surface tube bundle surface ash removal device

Technical Field

The utility model relates to a burning electricity generation environmental protection technical field specifically is a simple and convenient efficient boiler horizontal flue receives hot side tube bank surface ash removal device.

Background

When a garbage power plant burns garbage, a horizontal flue is utilized to discharge smoke, heating surface tube bundles with the pipe diameter of about 42mm are distributed in the horizontal flue, dust generated during garbage burning is inevitably entrained in the smoke, and the dust can stick to the surface of the heating surface tube bundles in the process of passing through the horizontal flue, so that the dust is deposited on the surface of the tube bundles in a long time, the circulation effect of the smoke is reduced, and therefore, the dust on the tube bundles needs to be cleaned in time;

the existing cleaning mode is that when a furnace is shut down, a maintainer enters a horizontal flue to clean ash, the maintainer is difficult to clean due to the distance between heating surface tube bundles, and only a steel tube is used for scraping ash, the cleaning method is not thorough, the tube bundles cannot be cleaned in an all-around mode, the steel tube is made of a rigid material, the tube bundles can be damaged in the cleaning process, and the tube bundles are leaked, in addition, the ash cleaning method is time-consuming and low in efficiency, and therefore a high-efficiency and safe ash cleaning device is provided.

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 simple and convenient efficient boiler horizontal flue receives hot side tube bank surface deashing device has solved the interior tube bank surface deashing method inefficiency of current horizontal flue, to the big problem of tube bank injury.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a simple, convenient and efficient soot cleaning device for the tube bundle surface of a heating surface of a horizontal flue of a boiler comprises two soot scraping mechanisms, a plurality of supporting rods and a plurality of fixing mechanisms, wherein the number of the supporting rods is two, the two ends of each of the two soot scraping mechanisms are respectively arranged on the two supporting rods, the two soot scraping mechanisms are also arranged on the two supporting rods, and the side surfaces of the supporting rods are provided with strip-shaped grooves;

the ash scraping mechanism comprises an arc fixing plate, an arc scraping plate is fixedly mounted on the side face of the arc fixing plate, bristles which are uniformly arranged are fixedly mounted on the inner arc face of the arc fixing plate, a lantern ring and a limiting block are fixedly mounted at two ends of the outer circular face of the arc fixing plate respectively, the lantern ring is sleeved outside one of the supporting rods, a bolt is connected to the lantern ring in a penetrating mode through threads, the other end of the bolt abuts against the outer circular face of the supporting rod, and the limiting block is inserted into a groove of the other supporting rod;

the fixing mechanism comprises a threaded ring, a connecting rod and a fixing rod, wherein a circle circular groove is formed in the outer circular surface of the upper end of the fixing rod, threads are arranged on the outer circular surface of the lower end of the connecting rod and are in threaded connection with the inner threaded surface of the upper end of the threaded ring, a limiting ring is fixedly installed at the lower end of the inner wall of the threaded ring and is connected to the circular groove of the fixing rod in a clamped mode, sleeves are arranged at the bottom of the fixing rod and the top of the connecting rod, and the sleeves are sleeved on the outer portions.

Preferably, the circle centers of the arc fixing plate and the arc scraper are overlapped.

Preferably, the outer corner of the arc scraper far away from one end of the arc fixing plate is an arc surface.

Preferably, the anti-skidding rubber pad is arranged at one end, abutted against the outer circular surface of the support rod, of the bolt.

Preferably, a scale strip is arranged on the outer circular surface of one of the supporting rods.

Preferably, the outer circular surfaces of the two ends of the supporting rod are provided with anti-skidding hand pads.

(III) advantageous effects

Compared with the prior art, the utility model provides a simple and convenient efficient boiler horizontal flue receives hot side tube bank surface ash removal device possesses following beneficial effect:

1. the utility model discloses a screw ring, connecting rod, dead lever, spacing ring and the lantern ring that set up are withdrawed the connecting rod through rotating the screw ring, carry out to tightening up of two branches fixedly, and the effectual stability of having guaranteed the device when using also is the activity cup joints between the recess of branch and the stopper in addition, can dismantle to the dismouting work of the device has been made things convenient for.

2. The utility model discloses a cambered surface is set to the circular arc scraper blade outside one end that sets up, has increased the effect that the circular arc scraper blade struck off the dust on the one hand, and on the other hand can be with having struck off the dust again and spilling over, avoids piling up the condition at circular arc scraper blade port, improves and scrapes grey effect.

3. Through the brush hair that sets up, can clean the tube bank outer wall after the circular arc scraper blade strikes off for tube bank outer wall is cleaner, and the clearance effect is better.

4. Through setting up the scale strip on branch, interval and position on branch of grey mechanism are scraped in regulation that can be accurate to improved and ended the effect of scraping the ash with the tube bank, it is fixed to scraping grey mechanism through the bolt that sets up again, makes to scrape the convenience that grey operation is more, has very strong practicality.

Drawings

FIG. 1 is a front view of a simple and efficient soot cleaning device for a tube bundle surface of a horizontal flue of a boiler according to the present invention;

FIG. 2 is a front view of the ash scraping mechanism of the present invention;

FIG. 3 is a side view of the ash scraping mechanism of the present invention;

fig. 4 is a cross-sectional view of the fixing mechanism of the present invention.

In the figure: 1 ash scraping mechanism, 11 arc fixing plates, 12 arc scraping plates, 13 bristles, 14 lantern rings, 15 limiting blocks, 16 bolts, 2 support rods, 3 fixing mechanisms, 31 threaded rings, 32 connecting rods, 33 fixing rods, 34 limiting rings and 35 sleeves.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a simple, convenient and efficient soot cleaning device for the tube bundle surface of a heating surface of a horizontal flue of a boiler comprises two soot scraping mechanisms 1, two support rods 2 and two fixing mechanisms 3, wherein the number of the support rods 2 is two, the number of the soot scraping mechanisms 1 is a plurality, the number of the fixing mechanisms 3 is two, two ends of the soot scraping mechanisms 1 are respectively arranged between the two support rods 2, the two soot scraping mechanisms 1 are also arranged between the two support rods 2, strip-shaped grooves are formed in the side surfaces of the support rods 2, the spacing of limiting blocks 15 in other directions except the left direction and the right direction can be conveniently adjusted, the spacing is not influenced, and scale strips are arranged on the outer circular surfaces of the support rods 2;

the ash scraping mechanism 1 comprises an arc fixing plate 11, an arc scraping plate 12 is fixedly mounted on the side surface of the arc fixing plate 11, the circle centers of the arc fixing plate 11 and the arc scraping plate 12 are overlapped, the outer corner of one end, away from the arc fixing plate 11, of the arc scraping plate 12 is an arc surface, bristles 13 which are uniformly arranged are fixedly mounted on the inner arc surface of the arc fixing plate 11, lantern rings 14 and limiting blocks 15 are fixedly mounted at two ends of the outer circular surface of the arc fixing plate 11, the lantern rings 14 are sleeved outside one of the supporting rods 2, a bolt 16 is connected to the lantern rings 14 in a penetrating mode through threads, the other end of the bolt 16 is abutted against the outer circular surface of the supporting rod 2, the limiting blocks 15 are inserted into grooves of the other supporting rod 2, an anti-skidding rubber pad is arranged at one end, abutted against the outer circular surface of the bolt 16 and the supporting rod 2, the friction force, the anti-skid hand pad is arranged on the support rod 2, the outer circular surface of the anti-skid hand pad is flush with the outer circular surface of the support rod 2 when the anti-skid hand pad is placed outside the placement groove on the support rod 2, so that the ring 14 cannot be blocked when being assembled and disassembled, and the anti-skid hand pad is convenient for workers to hold the two ends of the support rod 2 and is convenient to use;

fixing mechanism 3 includes threaded ring 31, connecting rod 32 and dead lever 33, the round annular groove has been seted up to the outer disc of dead lever 33 upper end, the outer disc of connecting rod 32 lower extreme is provided with the screw thread, and with the internal thread face threaded connection of threaded ring 31 upper end, the lower extreme of threaded ring 31 inner wall is installed firmly spacing ring 34, and spacing ring 34 joint is at the annular groove of dead lever 33, the bottom of dead lever 33 and the top of connecting rod 32 all are provided with sleeve pipe 35, and sleeve pipe 35 cup joints the outside at branch 2.

The further limiting block 15 is square and can be limited and fixed with the groove of the support rod 2.

Further arc scraper blade 12 and arc fixed plate 11 adopt the duroplasts material, reduce the injury to the tube bank greatly.

The working principle is as follows: during installation, the lantern rings 14 on the plurality of ash scraping mechanisms 1 are inserted into one of the supporting rods 2, the positions of the ash scraping mechanisms 1 are adjusted according to the scale strips on the corresponding supporting rods 2 at intervals of the tube bundle, after positioning, the bolts 16 are screwed down to fix the ash scraping mechanisms 1 and the supporting rods extend into the tube bundle, the other supporting rod 2 is placed at the other end of the ash scraping mechanism 1, each limiting block 15 is aligned to the groove of the other supporting rod 2, then the two sleeves 35 on the fixing mechanism 3 are respectively sleeved on the two supporting rods 2, and then the threaded ring 31 is rotated to enable the connecting rod 32 to rotate and retract, so that the total length of the threaded ring 31 and the connecting rod 32 is shortened until the two supporting rods 2 are fixed;

during the use, with the laminating tube bank surface of circular arc scraper blade 12, two people grasp the both ends of branch 2 and move to tube bank one side, and circular arc scraper blade 12 strikes off the surface dust of tube bank, and the brush hair 13 of the inside setting of circular arc fixed plate 11 is afterwards to the tube bank surface cleaning after striking off.

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.

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 simple and convenient efficient boiler horizontal flue heating surface tube bank surface ash removal device, is including scraping grey mechanism (1), branch (2) and fixed establishment (3), and branch (2) quantity is two, scrapes grey mechanism (1) quantity a plurality of, and the quantity of fixed establishment (3) is two, its characterized in that: two ends of the plurality of ash scraping mechanisms (1) are respectively arranged on the two supporting rods (2), the two ash scraping mechanisms (1) are also arranged on the two supporting rods (2), and the side surfaces of the supporting rods (2) are provided with strip-shaped grooves;

the ash scraping mechanism (1) comprises an arc fixing plate (11), an arc scraping plate (12) is fixedly mounted on the side face of the arc fixing plate (11), bristles (13) which are uniformly arranged are fixedly mounted on the inner arc face of the arc fixing plate (11), a sleeve ring (14) and a limiting block (15) are fixedly mounted at two ends of the outer circular face of the arc fixing plate (11) respectively, the sleeve ring (14) is sleeved outside one of the supporting rods (2), a bolt (16) is connected to the sleeve ring (14) in a penetrating mode through a thread, the other end of the bolt (16) is abutted to the outer circular face of the supporting rod (2), and the limiting block (15) is inserted into a groove of the other supporting rod (2);

fixed establishment (3) are including screw ring (31), connecting rod (32) and dead lever (33), the round annular groove has been seted up to the outer disc of dead lever (33) upper end, the outer disc of connecting rod (32) lower extreme is provided with the screw thread, and with the internal thread face threaded connection of screw ring (31) upper end, spacing ring (34) are installed admittedly to the lower extreme of screw ring (31) inner wall, and spacing ring (34) joint is at the annular groove of dead lever (33), the bottom of dead lever (33) and the top of connecting rod (32) all are provided with sleeve pipe (35), and sleeve pipe (35) cup joint the outside at branch (2).

2. The simple and efficient soot cleaning device for the tube bundle surface of the horizontal flue of the boiler according to claim 1 is characterized in that: the circle centers of the arc fixing plate (11) and the arc scraping plate (12) are overlapped.

3. The simple and efficient soot cleaning device for the tube bundle surface of the horizontal flue of the boiler according to claim 1 is characterized in that: the outer corner of one end, far away from the arc fixing plate (11), of the arc scraper (12) is an arc surface.

4. The simple and efficient soot cleaning device for the tube bundle surface of the horizontal flue of the boiler according to claim 1 is characterized in that: and an anti-skidding rubber pad is arranged at one end of the bolt (16) abutting against the outer circular surface of the support rod (2).

5. The simple and efficient soot cleaning device for the tube bundle surface of the horizontal flue of the boiler according to claim 1 is characterized in that: and a scale strip is arranged on the outer circular surface of one of the support rods (2).

6. The simple and efficient soot cleaning device for the tube bundle surface of the horizontal flue of the boiler according to claim 1 is characterized in that: the outer circular surfaces of the two ends of the supporting rod (2) are provided with anti-skidding hand pads.