Cleaning structure for preventing dust from being formed on chimney

Abstract

The utility model discloses a cleaning structure for preventing chimney ash, which comprises a base, a chimney main body, a scraper blade and a cleaning piece, the chimney main body is arranged at the top end of the base, the cleaning piece is arranged in the chimney main body, the central position in the cleaning piece is connected with a rotary drum through a rotary shaft, and the rotary drum is connected with the scraper blade through a rotary shaft. And the outer side of the rotary drum is evenly provided with scraping plates through buffering pieces, winches are fixed to the centers of the two sides of the chimney body through supports, first steel wire ropes are wound around the winches, and the bottom ends of the first steel wire ropes are connected with cleaning pieces through lifting pieces. By installing the base, the chimney body, the cleaning piece, the scraper blade, the winch, the first steel wire rope, the hoisting piece, the fixing plate, the rotary driving mechanism, the rotary drum and the second steel wire rope, dust on the inner wall of the chimney body is scraped away through the scraper blade, dust is prevented from being accumulated on the inner wall of the chimney body, the dust cleaning effect is good, and safety is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of chimney cleaning, in particular to a cleaning structure for preventing chimney from ash accumulation. Background Art

[0002] A chimney is a structure that provides ventilation for hot flue gas or smoke from a boiler, furnace or fireplace. The chimney is usually vertical, or as close to vertical as possible, to ensure smooth flow of gas. The chimney is a necessary auxiliary structure in the design of industries such as metal smelting, chemical industry, and electric power. Its function is to ensure the normal flow of gas and heat exchange process in the industrial furnace, that is, to provide the air required for the full combustion of the fuel in the furnace and to remove the exhaust gas generated during the combustion process.

[0003] After a chimney has been used for a long time, a lot of dust will adhere to its inner wall. If it is not cleaned in time, it will affect the subsequent smoke exhaust. The chimney is high, and it is difficult to clean its inner wall. The common cleaning method is to wait until the chimney temperature drops to normal temperature, and then the workers wear work clothes and gas masks and carry dust removal tools to enter the chimney for cleaning. The working conditions are very harsh, and the cleaning process is troublesome, time-consuming and labor-intensive. Utility Model Content

[0004] The utility model aims to provide a cleaning structure for preventing chimney from ash accumulation, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cleaning structure for preventing chimney from ash accumulation, comprising a base, a chimney body, a scraper and a cleaning piece, the chimney body is arranged at the top of the base, and the cleaning piece is arranged inside the chimney body, a second steel wire rope is arranged at the bottom end of the cleaning piece, and the bottom end of the second steel wire rope extends to one side of the inside of the base, a rotating drum is connected to the central position of the cleaning piece through a rotating shaft, and scrapers are evenly arranged on the outside of the rotating drum through buffer pieces, a winch is fixed at the central position of both sides of the chimney body through a bracket, and the first steel wire rope is wound on the winch, guide wheels are arranged at both ends of the top of the chimney body, the first steel wire rope passes through the guide wheels respectively, and the bottom end of the first steel wire rope is connected to the cleaning piece through a lifting piece.

[0006] Preferably, the cross-section of the scraper is an arc-shaped structure, and one side of the scraper is in contact with the inner wall of the chimney body.

[0007] Preferably, a pressure rod is provided inside the buffer member via a buffer spring, and one end of the pressure rod is connected to the scraper.

[0008] Preferably, guide grooves are provided on both sides of the buffer member, and guide blocks slidably connected to the guide grooves are provided on both sides of one end of the pressure rod.

[0009] Preferably, a rotary drive mechanism is provided at a central position of the top of the cleaning member, and an output end of the rotary drive mechanism is connected to a rotating shaft.

[0010] Preferably, fixing rings are provided on both sides of the top of the cleaning member, and a first hook and a second hook are provided on both ends of the bottom of the lifting member, respectively, and the first hook and the second hook are both connected to the fixing rings.

[0011] Preferably, an electric cylinder is provided inside the lifting member, and the output end of the electric cylinder is connected to the first hook through a connecting shaft.

[0012] Preferably, a driving gear is provided on the first hook, a driven gear is provided on the second hook, and the driven gear is meshed with the driving gear.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the cleaning structure for preventing chimney dust accumulation is provided with a base, a chimney body, a cleaning member, a scraper, a winch, a first steel wire rope, a lifting member, a fixing plate, a rotating drive mechanism, a drum and a second steel wire rope, the cleaning member is placed inside the chimney body, and the cleaning member is pulled to the bottom of the chimney body by pulling the second steel wire rope, and then the winch drives the first steel wire rope to be wound up, and the cleaning member is slowly moved up by the lifting member, and during the upward movement, the rotating drive mechanism drives the drum to rotate through the rotating shaft, and the dust on the inner wall of the chimney body is scraped off by the scraper to prevent dust from accumulating on the inner wall of the chimney body, with good cleaning effect and higher safety, and at the same time, by providing a buffer member, a pressure rod and a buffer spring, when the scraper contacts the inner wall of the chimney body, one end of the pressure rod compresses the buffer spring, and the pressure on the pressure rod is dissipated and buffered by the resilience of the buffer spring itself, so that the pressure rod is not easy to bend and be damaged during the cleaning process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0015] Figure 2 This is a front view structural diagram of the rotary drum of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the rotating drum of the utility model from top view;

[0017] Figure 4 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0018] In the figure: 1. base; 2. chimney body; 3. second steel wire rope; 4. scraper; 5. winch; 6. first steel wire rope; 7. guide wheel; 8. drum; 9. buffer; 10. cleaning member; 11. rotary drive mechanism; 12. rotating shaft; 13. guide groove; 14. pressure rod; 15. buffer spring; 16. fixing ring; 17. lifting member; 18. electric cylinder; 19. driving gear; 20. driven gear; 21. first hook; 22. second hook. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides an embodiment: a cleaning structure for preventing chimney dust accumulation, comprising a base 1, a chimney body 2, a scraper 4 and a cleaning member 10, wherein the chimney body 2 is arranged at the top of the base 1, and the cleaning member 10 is arranged inside the chimney body 2, and a second steel wire rope 3 is arranged at the bottom end of the cleaning member 10, and the bottom end of the second steel wire rope 3 extends to one side of the inside of the base 1;

[0021] The cleaning member 10 is placed inside the chimney body 2, and the cleaning member 10 is pulled to the bottom of the chimney body 2 by pulling the second steel wire rope 3;

[0022] A winch 5 is fixed at the central position of both sides of the chimney body 2 through a bracket, and a first steel wire rope 6 is wound on the winch 5. Guide wheels 7 are provided at both ends of the top of the chimney body 2. The first steel wire rope 6 passes through the guide wheels 7 respectively, and the bottom ends of the first steel wire rope 6 are connected to the cleaning member 10 through the lifting member 17;

[0023] A fixing ring 16 is provided on both sides of the top of the cleaning member 10, and a first hook 21 and a second hook 22 are provided on both ends of the bottom of the lifting member 17, and the first hook 21 and the second hook 22 are both connected to the fixing ring 16;

[0024] The lifting member 17 is provided with an electric cylinder 18 inside, and the output end of the electric cylinder 18 is connected to the first hook 21 through a connecting shaft;

[0025] The first hook 21 is provided with a driving gear 19, and the second hook 22 is provided with a driven gear 20, and the driven gear 20 is meshed with the driving gear 19;

[0026] The electric cylinder 18 in the lifting member 17 drives the first hook 21 to rotate through the connecting shaft, drives the driving gear 19 to rotate, and the driven gear 20 is meshed with the driving gear 19, so that the driven gear 20 drives the second hook 22 to rotate in the direction of the first hook 21, so that the first hook 21 and the second hook 22 are closed, thereby connecting with the fixing ring 16, making the connection more tight and stable, not easy to fall off during cleaning, and at the same time, the structure is simple and easy to control;

[0027] During cleaning, the winch 5 drives the first steel wire rope 6 to reel up, and the cleaning member 10 is pulled up slowly by the lifting member 17. Both sides of the cleaning member 10 are connected to the preset slideways on the inner wall of the chimney body 2 through the sliders, which play the role of guiding and limiting.

[0028] The central position of the cleaning member 10 is connected to a rotating drum 8 through a rotating shaft 12, and a scraper 4 is evenly arranged on the outer side of the rotating drum 8 through a buffer member 9. The cross section of the scraper 4 is an arc-shaped structure, and one side of the scraper 4 is in contact with the inner wall of the chimney body 2.

[0029] A rotary drive mechanism 11 is disposed at the center of the top of the cleaning member 10, and an output end of the rotary drive mechanism 11 is connected to a rotating shaft 12;

[0030] During the upward movement, the rotary drive mechanism 11 drives the rotary drum 8 to rotate through the rotary shaft 12, and the scraper 4 is used to scrape the dust on the inner wall of the chimney body 2 to prevent the dust from accumulating on the inner wall of the chimney body 2, so that the dust cleaning effect is good and the safety is higher;

[0031] A pressure rod 14 is provided inside the buffer member 9 via a buffer spring 15, and one end of the pressure rod 14 is connected to the scraper 4;

[0032] When the scraper 4 contacts the inner wall of the chimney body 2, one end of the pressure rod 14 compresses the buffer spring 15 in the buffer member 9, and the pressure on the pressure rod 14 is dissipated and buffered by the resilience of the buffer spring 15 itself, so that the pressure rod 14 is not easily bent or damaged during the cleaning process;

[0033] Guide grooves 13 are provided on both sides of the buffer 9, and guide blocks slidably connected to the guide grooves 13 are provided on both sides of one end of the pressure rod 14 to limit the buffer spring 15 so that it is not easy to twist or distort;

[0034] The specific models and specifications of the winch 5, the rotary drive mechanism 11 and the electric cylinder 18 need to be determined by selection calculation based on the specification parameters of the device. The selection calculation method is a prior art and will not be described in detail.

[0035] Working principle: When the embodiment of the present application is in use, the cleaning member 10 is placed inside the chimney body 2, and the cleaning member 10 is pulled to the bottom of the chimney body 2 by pulling the second steel wire rope 3, and then the winch 5 drives the first steel wire rope 6 to reel in, and the cleaning member 10 is slowly pulled upward by the lifting member 17, and both sides of the cleaning member 10 are connected to the preset slideways on the inner wall of the chimney body 2 through sliders. During the upward movement, the rotating drive mechanism 11 drives the rotating drum 8 to rotate through the rotating shaft 12, and the scraper 4 is used to scrape off the dust on the inner wall of the chimney body 2 to prevent dust from accumulating on the inner wall of the chimney body 2, with good cleaning effect and higher safety. At the same time, when the scraper 4 contacts the inner wall of the chimney body 2, the pressure rod 1 4 compresses the buffer spring 15 in the buffer member 9, and the pressure on the pressure rod 14 is dispersed and buffered by the resilience of the buffer spring 15 itself, so that the pressure rod 14 is not easy to bend and damage during the cleaning process. In addition, the electric cylinder 18 in the lifting member 17 drives the first hook 21 to rotate through the connecting shaft, drives the driving gear 19 to rotate, and the driven gear 20 is engaged with the driving gear 19, so that the driven gear 20 drives the second hook 22 to rotate in the direction of the first hook 21, so that the first hook 21 and the second hook 22 are closed, thereby connecting with the fixing ring 16, making the connection more tight and stable, not easy to fall off during the cleaning process, and at the same time, the structure is simple and easy to control.

Claims

1. A cleaning structure for preventing chimney dusting, characterized in that: The invention comprises a base (1), a chimney body (2), a scraper (4) and a cleaning member (10), wherein the chimney body (2) is arranged at the top of the base (1), and the cleaning member (10) is arranged inside the chimney body (2), a second steel wire rope (3) is arranged at the bottom end of the cleaning member (10), and the bottom end of the second steel wire rope (3) extends to one side of the inside of the base (1), and a rotating drum (8) is connected to the central position of the cleaning member (10) via a rotating shaft (12), and the cleaning member (10) is provided with a second steel wire rope (3) at the bottom end of the cleaning member (10), and the bottom end of the second steel wire rope (3) extends to one side of the inside of the base (1), and the central position of the inside of the cleaning member (10) is connected to the rotating drum (8) via a rotating shaft (12), and the cleaning member (10) is provided with a second steel wire rope (3) at the bottom end of the cleaning member (10), and the second steel wire rope (3 ... The outer side of the rotating drum (8) is evenly provided with a scraper (4) through a buffer member (9), a winch (5) is fixed at the central position of both sides of the chimney body (2) through a bracket, and a first steel wire rope (6) is wound on the winch (5), and guide wheels (7) are provided at both ends of the top of the chimney body (2), the first steel wire rope (6) passes through the guide wheels (7) respectively, and the bottom end of the first steel wire rope (6) is connected to the cleaning member (10) through a lifting member (17).

2. A cleaning structure for preventing chimney dusting according to claim 1, characterized in that: The cross-section of the scraper (4) is an arc-shaped structure, and one side of the scraper (4) is in contact with the inner wall of the chimney body (2).

3. A cleaning structure for preventing chimney dusting according to claim 1, characterized in that: A pressure rod (14) is provided inside the buffer member (9) via a buffer spring (15), and one end of the pressure rod (14) is connected to the scraper (4).

4. A cleaning structure for preventing chimney dusting according to claim 3, characterized in that: Guide grooves (13) are provided on both sides of the buffer member (9), and guide blocks slidably connected to the guide grooves (13) are provided on both sides of one end of the pressure rod (14).

5. A cleaning structure for preventing chimney dusting according to claim 1, characterized in that: A rotary drive mechanism (11) is provided at the central position of the top of the cleaning member (10), and the output end of the rotary drive mechanism (11) is connected to a rotating shaft (12).

6. A cleaning structure for preventing chimney dusting according to claim 1, characterized in that: Both sides of the top of the cleaning member (10) are provided with fixing rings (16), and both ends of the bottom of the lifting member (17) are provided with a first hook (21) and a second hook (22), respectively, and the first hook (21) and the second hook (22) are both connected to the fixing ring (16).

7. A cleaning structure for preventing chimney dusting according to claim 6, characterized in that: An electric cylinder (18) is arranged inside the lifting member (17), and the output end of the electric cylinder (18) is connected to the first hook (21) via a connecting shaft.

8. A cleaning structure for preventing chimney dusting according to claim 6, characterized in that: The first hook (21) is provided with a driving gear (19), the second hook (22) is provided with a driven gear (20), and the driven gear (20) is meshed with the driving gear (19).

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