CN110118510B

CN110118510B - Viscous dust removing equipment with round fins

Info

Publication number: CN110118510B
Application number: CN201910230057.3A
Authority: CN
Inventors: 何俊建
Original assignee: Shaoxing Lanhai Environmental Protection Technology Co ltd
Current assignee: Wuxi Beixi air conditioning equipment Co.,Ltd.
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-08-04
Anticipated expiration: 2039-03-26
Also published as: CN110118510A

Abstract

The invention discloses a viscous dust removing device for a circular fin, which structurally comprises a scraping moving ring, a scraping rod, telescopic rods, hooks, a driving converter and a small motor, wherein the driving converter is of a cylindrical structure, the small motor is arranged in the middle of the right end face of one end face, the other end face of the driving converter is connected with the scraping moving ring through more than two telescopic rods, the telescopic rods are uniformly distributed on the scraping moving ring, the hooks are arranged on the side face of the driving converter close to the small motor, the scraping rod is arranged on the inner wall of the scraping moving ring, the scraping rod is obliquely and spirally connected with the scraping moving ring, the tail end of the scraping rod is equal to the width of a threaded groove of the circular fin, the scraping moving ring, the scraping rod and the like are jointly matched, the scraping moving ring is driven to rotate by the small motor, and the outer ring of a sponge of the scraping rod continuously removes viscous dust around the threaded groove of the circular fin, the cleaning is more thorough.

Description

Viscous dust removing equipment with round fins

Technical Field

The invention relates to the field of viscous dust removal of fin type heat exchangers, in particular to a viscous dust removal device for round fins.

Background

The finned heat exchanger is characterized in that fins are additionally arranged on a common base pipe to achieve the purpose of strengthening heat transfer, dust is easily accumulated while the heat exchange area of the additionally arranged fins is increased, if the accumulated dust is loose, the dust is easily scattered, but in the process of flue gas heat recovery when crude oil is refined, metal elements, particularly vanadium and sodium, contained in lower-grade fuel oil interact with oxides generated during combustion to form a low-melting-point compound, the compound is liquid and extremely high in viscosity, viscous dust is generated in the process of recovering heat along with flue gas emission, other ash contents (such as other metal oxides) free carbon particles and other low-melting-point compound liquid drops are continuously adhered, and the heat exchange effect is influenced because the dust is continuously accumulated in a circular fin thread groove of the finned heat exchanger.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: the utility model provides an equipment is clear away to circular fin's viscidity dust, its structure is including scraping and get the shift ring, scrape and get pole, telescopic link, couple, drive converter, micromotor, the drive converter is cylindrical structure and install the micromotor in the middle of one of them terminal surface is positive, another terminal surface of drive converter gets the shift ring through the telescopic link more than two and scrapes and connect, telescopic link evenly distributed is scraping and is getting on the shift ring, the side-mounting that the drive converter is close to the micromotor that holds has the couple, it is equipped with to scrape the inner wall of getting the shift ring and scrapes and gets the pole, scrape and get the pole and scrape and get shift ring slant threaded connection, scrape the width of getting the terminal screw thread groove of pole and circular fin and equate, get the terminal screw thread groove of pole and laminate completely when scraping, scrape the viscidity dust.

As a further optimization of the technical scheme, the drive converter mainly comprises a correction gasket, circular scraping sheets, a shell, a damping gasket and a conversion head, wherein the inner walls of the upper end and the lower end of the shell form a clamping groove through the two circular scraping sheets, the widths of the two clamping grooves are respectively equal to those of the correction gasket and the damping gasket, the inner walls of the upper end and the lower end of the shell are provided with the correction gasket and the damping gasket through the clamping groove, the conversion head is arranged in the shell and is in contact with the correction gasket and the damping gasket, one end face of the conversion head is fixedly connected with an output shaft of a small motor, the other end face of the conversion head is uniformly fixed with four telescopic rods, and the tail ends of the telescopic rods penetrate.

As the further optimization of the technical scheme, the scraping rod is composed of an installing head, a loop bar and a sponge outer ring, the installing head is installed at the head end of the loop bar, the installing head and the inner wall of the scraping moving ring are in threaded connection, the tail end of the loop bar is arc-shaped and is sleeved with the sponge outer ring, and the arc-shaped design can avoid that the sponge outer ring is punctured around the process of scraping the circular fins when the adhesive return stroke is scraped, so that the sponge outer ring is damaged.

As a further optimization of the technical scheme, the hook-shaped elastic metal wires are embedded in the main sponge layer of the sponge outer ring, so that the force of the sponge layer for wiping the viscous dust is increased to a certain extent when the viscous dust is wiped, and the clear effect is improved.

Advantageous effects

Compared with the prior art, the viscous dust removing equipment with the round fins has the following advantages:

1. the scraping moving ring, the driving converter, the small motor and the like are matched together, and the small motor drives the four telescopic rods to stably push the scraping moving ring to rotate around the round fin through the driving converter, so that the scraping moving ring is cleaned along the thread groove of the round fin.

2. According to the design of the correction gasket, when the drive converter drives the four telescopic rods to synchronously rotate, the telescopic rods are prevented from directly rubbing the shell, and noise is prevented from being generated while the telescopic rods are interfered to stretch.

3. The scraping rod and the scraping moving ring are matched together, the sponge outer ring of the scraping rod is driven by the rotating rotation of the scraping moving ring to remove viscous dust in the round fins, and meanwhile, the softness and the hardness of the sponge outer ring are increased by the elastic metal wires, so that the cleaning force is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic perspective view of a viscous dust removing apparatus with round fins according to the present invention.

Fig. 2 is a cross-sectional view of a drive converter according to the present invention.

Fig. 3 is an exploded view of the driving converter according to the present invention.

FIG. 4 is a schematic cross-sectional view of a scraping moving ring according to the present invention.

FIG. 5 is a cross-sectional view of the scraping bar of the present invention.

In the figure: the device comprises a scraping moving ring 1, a scraping rod 2, an expansion rod 3, a hook 4, a driving converter 5, a small motor 6, a round fin 7, a correcting gasket 51, a round scraping blade 52, a shell 53, a damping gasket 54, a conversion head 55, a mounting head 21, a sleeve rod 22 and a sponge outer ring 23.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

Examples

Referring to fig. 1-5, the present invention provides a circular fin viscous dust removing apparatus, which comprises a scraping moving ring 1, a scraping rod 2, telescopic rods 3, hooks 4, a driving converter 5 and a small motor 6, wherein the driving converter 5 is a cylindrical structure, the small motor 6 is installed in the middle of one end surface, the other end surface of the driving converter 5 is connected with the scraping moving ring 1 through more than two telescopic rods 3, the telescopic rods 3 are uniformly distributed on the scraping moving ring 1, the hooks 4 are installed on the side surface of the driving converter 5 close to the small motor 6, the scraping rod 2 is installed on the inner wall of the scraping moving ring 1, the scraping rod 2 and the scraping moving ring 1 are connected in an inclined threaded manner, the width of the tail end of the scraping rod 2 is equal to that of the thread groove of the circular fin 7, when the tail end of the scraping rod 2 is completely attached to the thread groove of the circular fin 7, sticky dust on the round fins 7 is scraped off all over.

The driving converter 5 mainly comprises a correcting gasket 51, circular scraping blades 52, a shell 53, a damping gasket 54 and a converter head 55, wherein the inner walls of the upper end and the lower end of the shell 53 form a clamping groove through the two circular scraping blades 52, the widths of the two clamping grooves are respectively equal to those of the correcting gasket 51 and the damping gasket 54, the correcting gasket 51 and the damping gasket 54 are arranged on the inner walls of the upper end and the lower end of the shell 53 through the clamping groove, the converter head 55 is arranged in the shell 53 and is in contact with the correcting gasket 51 and the damping gasket 54, one end face of the converter head 55 is fixedly connected with an output shaft of the small motor 6, the other end face of the converter head is uniformly fixed with four telescopic rods 3, and the tail ends of the telescopic rods 3 penetrate through.

Scrape and get pole 2 and constitute by installation head 21, loop bar 22, sponge outer lane 23, installation head 21 is being installed to loop bar 22 head end, installation head 21 and scraping and getting the inner wall of shift ring 1 and adopt threaded connection, loop bar 22 end is the arc and the cover is equipped with sponge outer lane 23, and the arc design can be avoided puncturing sponge outer lane 23 around wiping circular fin 7 in-process when scraping the viscidity return stroke at loop bar 22 end, causes sponge outer lane 23 damaged.

The hook-shaped elastic metal wires are embedded in the main sponge layer of the sponge outer ring 23, so that when the sticky dust is scrubbed, the force of the sponge layer for scrubbing the sticky dust is increased to a certain extent, and the clear effect is improved.

In the unused state, the telescopic rod 3 is at the shortest distance, the round fin 7 to be cleaned is placed in the middle of the scraping moving ring 1, and the scraping rod 2 is aligned with the thread groove of the round fin 7, the small motor 6 is electrified, the output shaft drives the conversion head 55 to rotate, the four telescopic rods 3 are directly driven to simultaneously extend and retract, and correct gasket 51 and erect four telescopic links 3 in shell 53, prevent that telescopic link 3 and shell 53 friction from producing and causing the noise, the extension of telescopic link 3 simultaneously will scrape stably and get the spiral extrapolation of shift ring 1, scrape and get the screw groove motion of pole 2 along circular fin 7, sponge outer lane 23 and screw groove fully contact, elastic metal silk and viscidity dust contact, the dynamics of getting is scraped in the reinforcing, the clean effect is improved, little motor 6 reverse pivoted can drive and scrape and get shift ring 1 and reset, reverse taking off scrapes pole 2, change sponge outer lane 23.

The invention solves the problem that in the process of recovering the heat of the flue gas when crude oil is extracted, metal elements, particularly oxides generated when vanadium and sodium are combusted, contained in inferior fuel oil interact to form a low-melting-point compound, the compound is in a liquid state and has extremely high viscosity, viscous dust is generated in the process of recovering the heat along with the emission of the flue gas, other ash contents such as other metal oxide free carbon particles and other low-melting-point compound liquid drops are continuously adhered, the dust is continuously thickened, the dust can be continuously thickened in the circular fin thread groove of the fin type heat exchanger, and the heat exchange effect is influenced, the scraping movable ring 1, the scraping rod 2 and the like are combined together through the mutual combination of the components, the small motor 6 is utilized to promote the scraping movable ring 1 to rotate, the sponge outer ring 23 of the scraping rod 2 surrounds the thread groove of the circular fin 7 to remove the viscous dust, the cleaning is more thorough.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sticky dust removal equipment of circular fin which characterized in that: the structure of the device comprises a scraping moving ring (1), a scraping rod (2), a telescopic rod (3), a hook (4), a driving converter (5) and a small motor (6), wherein the driving converter (5) is of a cylindrical structure, the small motor (6) is installed in the middle of one end face, the other end face of the driving converter (5) is connected with the scraping moving ring (1) through more than two telescopic rods (3), the telescopic rods (3) are uniformly distributed on the scraping moving ring (1), the hook (4) is installed on the side face, close to the small motor (6), of the driving converter (5), the scraping rod (2) is arranged on the inner wall of the scraping moving ring (1), the scraping rod (2) and the scraping moving ring (1) are connected in an inclined threaded manner, the tail end of the scraping rod (2) is equal to the width of a threaded groove of a circular fin (7), and when the tail end of the scraping rod (2) is completely attached to the threaded groove of the circular fin (7), sticky dust on the round fins (7) is scraped completely;

drive converter (5) mainly include correction gasket (51), circular doctor-bar (52), shell (53), shock attenuation gasket (54), conversion head (55), all constitute a draw-in groove through two circular doctor-bars (52) on the inner wall of both ends about shell (53), correction gasket (51), shock attenuation gasket (54) have been installed through the draw-in groove to the inner wall of both ends about shell (53), conversion head (55) are located in shell (53) and are contacted with correction gasket (51), shock attenuation gasket (54), one of them terminal surface of conversion head (55) and small motor (6) output shaft link up fixedly, and another terminal surface then evenly is fixed with four telescopic links (3), telescopic link (3) end is run through correction gasket (51) after-fixing and is scraped and is got shift ring (1).

2. A round fin sticky dust removing apparatus according to claim 1, wherein: the scraping rod (2) is composed of an installing head (21), a loop bar (22) and a sponge outer ring (23), the installing head (21) is installed at the head end of the loop bar (22), the installing head (21) and the scraping moving ring (1) inner wall are in threaded connection, and the end of the loop bar (22) is arc-shaped and is sleeved with the sponge outer ring (23).

3. A round fin sticky dust removing apparatus according to claim 2, wherein: the sponge outer ring (23) is of a porous sponge layer structure, and hook-shaped elastic metal wires are embedded in the sponge outer ring.