CN113418204B - Aluminum condenser of gas steam-injection boiler - Google Patents

Aluminum condenser of gas steam-injection boiler Download PDF

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Publication number
CN113418204B
CN113418204B CN202110964743.0A CN202110964743A CN113418204B CN 113418204 B CN113418204 B CN 113418204B CN 202110964743 A CN202110964743 A CN 202110964743A CN 113418204 B CN113418204 B CN 113418204B
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CN
China
Prior art keywords
side wall
aluminum shell
frame body
aluminum
movable frame
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CN202110964743.0A
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Chinese (zh)
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CN113418204A (en
Inventor
陈军
王贵东
张端光
李登平
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Shengli Oilfield Shengji Petroleum Equipment Co Ltd
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Shengli Oilfield Shengji Petroleum Equipment Co Ltd
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Priority to CN202110964743.0A priority Critical patent/CN113418204B/en
Publication of CN113418204A publication Critical patent/CN113418204A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00—Arrangements of devices for treating smoke or fumes
    • F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28B—STEAM OR VAPOUR CONDENSERS
    • F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
    • F28B1/02—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28B—STEAM OR VAPOUR CONDENSERS
    • F28B9/00—Auxiliary systems, arrangements, or devices
    • F28B9/08—Auxiliary systems, arrangements, or devices for collecting and removing condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/08—Non-rotary, e.g. reciprocated, appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/30—Technologies for a more efficient combustion or heat usage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The invention discloses an aluminum condenser of a gas steam-injection boiler, which relates to the field of condensers, and comprises an aluminum shell and also comprises: the auxiliary air supply mechanism is arranged on the side wall of the aluminum shell and is used for accelerating the conveying speed of the flue gas into the aluminum shell; the movable cleaning mechanism comprises a movable frame body movably mounted on the inner side wall of the aluminum shell and a plurality of cleaning components movably mounted on the movable frame body and used for assisting in cleaning soot on the inner side wall of the aluminum shell, the movable frame body is mounted on one end portion of the auxiliary air supply mechanism and is used for driving the cleaning components to rotate around the central axis of the aluminum shell under the driving of the auxiliary air supply mechanism, and meanwhile, the movable cleaning mechanism can automatically remove and discharge the soot on the inner wall of the condenser in an efficient dynamic mode, so that the maintenance frequency and the manual maintenance cost of the whole device are effectively reduced, and the working effect of the whole device is improved.

Description

Aluminum condenser of gas steam-injection boiler
Technical Field
The invention relates to the field of condensers, in particular to an aluminum condenser of a gas steam-injection boiler.
Background
With the development of modern society, the traditional coal-fired boiler has been gradually replaced by gas-fired boilers due to the problems of large discharge amount, high temperature of discharged flue gas and the like. The oil and gas fired boiler has the characteristics of small volume, small pollution and high efficiency, and when the oil and gas fired boiler is used, the oil and gas fired boiler is required to be matched with a corresponding condenser to condense the generated flue gas and then discharge the condensed flue gas.
The gas steam injection boiler aluminium condenser is after using a period, and the cigarette ash in the flue gas can deposit on its inside wall, leads to the condensation effect of condenser to reduce, so traditional gas steam injection boiler aluminium condenser need the manual work to clear up the condenser regularly when using, and this kind of manual maintenance is comparatively frequent and waste time and energy.
Disclosure of Invention
The invention aims to provide an aluminum condenser of a gas steam-injection boiler, which solves the problems of frequent maintenance and cleaning, time consumption and labor consumption in the use process of the existing aluminum condenser of the gas steam-injection boiler.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a gas steam injection boiler aluminium condenser, includes aluminium casing, still includes:
the auxiliary air supply mechanism is arranged on the side wall of the aluminum shell and is used for accelerating the conveying speed of the flue gas into the aluminum shell;
the movable cleaning mechanism comprises a movable frame body movably mounted on the inner side wall of the aluminum shell and a plurality of cleaning components movably mounted on the movable frame body and used for assisting in cleaning the cigarette ash on the inner side wall of the aluminum shell, the movable frame body is mounted on one end portion of the auxiliary air supply mechanism, and the movable frame body is used for driving the cleaning components to rotate around the central axis of the aluminum shell under the driving of the auxiliary air supply mechanism so as to dynamically clean the cigarette ash on the inner side wall of the aluminum shell;
the waste heat recovery component is fixedly mounted on the aluminum shell and used for recovering the waste heat of the flue gas in the aluminum shell, so that the emission temperature of the flue gas is reduced.
In one alternative: be provided with the exhaust port and advance the mouth of cigarette on the aluminium system casing, supplementary air supply mechanism movable mounting be in on the mouth inside wall of cigarette, advance and be provided with fixed support body No. two of fixed connection with it on the mouth inside wall of cigarette, be provided with coaxial reduction gear on the fixed support body No. two, a tip of coaxial reduction gear is connected with supplementary air supply mechanism, and another tip of coaxial reduction gear through connect the axis body with the movable support body is connected.
In one alternative: the clean mechanism of activity still includes annular fixing base and rotates the upper end rotation seat of installing on aluminium system casing inside wall, the activity support body rotates to be installed on the aluminium system casing inside wall, be provided with a plurality of vents on the activity support body, just annular fixing base fixed mounting is on the activity support body lateral wall, and is a plurality of the equal movable mounting of clean component rotates between the seat in annular fixing base and upper end.
In one alternative: the cleaning component comprises a rotating shaft body which is rotatably installed between an annular fixed seat and an upper end rotating seat, a rotating scraper fixedly connected with the rotating shaft body is arranged on the rotating shaft body, the side wall of the rotating scraper is contacted with the inner side wall of an aluminum shell, an annular gear ring fixedly connected with the aluminum shell is arranged on the inner side wall of the aluminum shell, and a gear which is fixedly connected with the rotating shaft body and is meshed with the annular gear ring is arranged on one end portion of the rotating shaft body.
In one alternative: supplementary air supply mechanism include movable mounting advance the impeller and fixed mounting on advancing the mouth inside wall a motor on the aluminium system casing lateral wall, advance to be provided with fixed support body No. one of fixed connection with it on the mouth inside wall, be provided with the drive axis body of being connected with it rotation on the fixed support body, just advance impeller fixed mounting on the drive axis body, be connected through the bevel gear pair between a tip of drive axis body and the output shaft of a motor, just another tip of drive axis body with coaxial reducer connection.
In one alternative: be provided with No. two long-pending dirty grooves and an long-pending dirty groove that is used for the comdenstion water to collect and the smoke and dust is collected on the aluminium system casing inside wall, No. two long-pending dirty grooves are gone up and are provided with No. two drain and a drain on long-pending dirty groove respectively, and all are provided with the collecting box on lieing in No. two drain and a drain position on aluminium system casing lateral wall, all be provided with a plurality of fixed connection's with it installation axis body on annular fixing base and the adjustable shelf lateral wall, be provided with on an installation axis body tip and arrange the material scraper blade just arrange the material scraper blade with No. two long-pending dirty grooves and a long-pending dirty inslot lateral wall contact.
In one alternative: the waste heat recovery member comprises a U-shaped pipe fixedly installed in the aluminum shell, a water inlet and a water outlet are respectively formed in two end portions of the U-shaped pipe, the U-shaped pipe is horizontally laid in a continuous U-shaped mode in the horizontal direction of the U-shaped pipe in the aluminum shell, and the U-shaped pipe is arranged in a multilayer mode in the vertical direction.
Compared with the prior art, the invention has the following beneficial effects:
the invention is provided with the movable cleaning mechanism, the speed of conveying the flue gas in the boiler into the aluminum shell can be increased when the auxiliary air supply mechanism starts to work, the waste heat recovery component can recover the heat in the flue gas, the emission temperature of the flue gas is reduced, meanwhile, when the auxiliary air supply mechanism starts to work, the movable frame body is driven to rotate on the inner side wall of the aluminum shell, when the movable frame body rotates, the cleaning components movably arranged on the movable frame body are driven to rotate around the central axis of the aluminum shell body and rotate at the same time, so that the cleaning components can dynamically scrape off smoke dust on the inner side wall of the aluminum shell body, meanwhile, the smoke dust after being scraped is automatically discharged from the aluminum shell in the moving process of the movable frame body, therefore, the maintenance frequency and the manual maintenance cost of the whole device are effectively reduced, and the working effect of the whole device is improved.
Drawings
Fig. 1 is a schematic overall appearance diagram in one embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of a portion B of fig. 1 according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a movable frame body according to an embodiment of the present invention.
Notations for reference numerals: the device comprises an aluminum shell 1, a movable frame body 2, a U-shaped pipe 3, a water inlet 4, a water outlet 5, a first motor 6, a bevel gear pair 7, a first fixing frame body 8, a driving shaft body 9, an air inlet impeller 10, a connecting shaft body 11, a coaxial speed reducer 12, a second fixing frame body 13, a discharging scraper 14, an installation shaft body 15, an annular fixing seat 16, a rotating scraper 17, a rotating shaft body 18, a first sewage draining outlet 19, a second sewage draining outlet 20, an upper end rotating seat 21, a gear 22, an annular gear ring 23, a smoke exhaust port 24, a smoke inlet 25, a collecting box 26, a vent 27, a second pollutant collecting groove 28, a first pollutant collecting groove 29 and a filter screen 30.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness or height of each part may be enlarged or reduced in practical use. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
In one embodiment, as shown in fig. 1, the aluminum condenser for a gas-fired steam boiler provided by the present invention comprises an aluminum shell 1, and further comprises:
the auxiliary air supply mechanism is arranged on the side wall of the aluminum shell 1 and is used for accelerating the conveying of the flue gas into the aluminum shell 1;
the movable cleaning mechanism comprises a movable frame body 2 movably mounted on the inner side wall of the aluminum shell 1 and a plurality of cleaning components movably mounted on the movable frame body 2 and used for assisting in cleaning of soot on the inner side wall of the aluminum shell 1, the movable frame body 2 is mounted on one end portion of the auxiliary air supply mechanism, and the movable frame body 2 is used for driving the cleaning components to rotate around the central axis of the aluminum shell 1 under the driving of the auxiliary air supply mechanism so as to dynamically clean the soot on the inner side wall of the aluminum shell 1;
the waste heat recovery component is fixedly mounted on the aluminum shell 1 and used for recovering the waste heat of the flue gas in the aluminum shell 1, so that the emission temperature of the flue gas is reduced.
When the whole device works, firstly, the whole device is arranged at the position of a smoke outlet of a boiler, then a waste heat recovery component is connected with an external circulating water body, an auxiliary air supply mechanism is started to work, the speed of conveying smoke in the boiler into an aluminum shell 1 is increased, the waste heat recovery component recovers heat in the smoke, the emission temperature of the smoke is reduced, meanwhile, when the auxiliary air supply mechanism works, a movable frame body 2 is driven to rotate on the inner side wall of the aluminum shell 1, when the movable frame body 2 rotates, a plurality of cleaning components movably arranged on the movable frame body 2 are driven to rotate around the central axis of the aluminum shell 1, the cleaning components dynamically scrape smoke on the inner side wall of the aluminum shell 1, and simultaneously, the scraped smoke is automatically discharged from the aluminum shell 1 in the moving process of the movable frame body 2, thereby effectively reducing the maintenance frequency of the whole device and improving the working effect of the whole device;
in one embodiment, as shown in fig. 1, an exhaust port 24 and a smoke inlet 25 are arranged on the aluminum housing 1, the auxiliary air supply mechanism is movably mounted on the inner side wall of the smoke inlet 25, a second fixing frame body 13 fixedly connected with the inner side wall of the smoke inlet 25 is arranged on the inner side wall of the smoke inlet 25, a coaxial reducer 12 is arranged on the second fixing frame body 13, one end of the coaxial reducer 12 is connected with the auxiliary air supply mechanism, and the other end of the coaxial reducer 12 is connected with the movable frame body 2 through a connecting shaft body 11;
in the embodiment of the invention, when the auxiliary air supply mechanism starts to work, the rotation speed of the connecting shaft body 11 is adjusted through the coaxial speed reducer 12, and the movable frame body 2 is driven to rotate on the inner side wall of the aluminum shell 1 through the connecting shaft body 11;
in one embodiment, as shown in fig. 1, 2 and 3, the movable cleaning mechanism further includes an annular fixed seat 16 and an upper end rotating seat 21 rotatably mounted on an inner side wall of the aluminum housing 1, the movable frame body 2 is rotatably mounted on the inner side wall of the aluminum housing 1, a plurality of ventilation openings 27 are formed in the movable frame body 2, the annular fixed seat 16 is fixedly mounted on a side wall of the movable frame body 2, and a plurality of cleaning members are movably mounted between the annular fixed seat 16 and the upper end rotating seat 21;
in the embodiment of the present invention, when the movable frame 2 rotates, the cleaning members movably mounted between the annular fixed seat 16 and the upper rotating seat 21 can be driven to rotate around the central axis of the aluminum housing 1 at the same time;
in one embodiment, as shown in fig. 1, 2 and 3, the cleaning member includes a plurality of rotating shafts 18 rotatably mounted between an annular fixed seat 16 and an upper rotating seat 21, the rotating shafts 18 are provided with rotating scrapers 17 fixedly connected thereto, side walls of the rotating scrapers 17 are in contact with inner side walls of the aluminum housing 1, inner side walls of the aluminum housing 1 are provided with annular gear rings 23 fixedly connected thereto, and one end of the rotating shafts 18 is provided with gears 22 fixedly connected thereto and engaged with the annular gear rings 23;
in the embodiment of the invention, when the plurality of rotating shaft bodies 18 are driven by the movable frame body 2 to rotate around the central axis of the aluminum shell 1, the gear 22 on the rotating shaft body 18 is meshed with the annular gear ring 23 to move, at this time, the plurality of rotating shaft bodies 18 are driven to rotate, at this time, the plurality of rotating scrapers 17 on the rotating shaft bodies 18 dynamically clean smoke dust on the inner side wall of the aluminum shell 1 in the rotating process, and as the plurality of rotating scrapers 17 can rotate, the fixed rotating scrapers 17 can be effectively prevented from scraping and cleaning the side wall of the aluminum shell 1, so that the service life of the plurality of rotating scrapers 17 in scraping and cleaning the inner side wall of the aluminum shell 1 is effectively prolonged;
in one embodiment, as shown in fig. 1, the auxiliary air supply mechanism includes an air inlet impeller 10 movably mounted on an inner side wall of the smoke inlet 25, and a first motor 6 fixedly mounted on a side wall of the aluminum casing 1, a first fixing frame 8 fixedly connected to the inner side wall of the smoke inlet 25 is provided on the inner side wall of the smoke inlet 25, a driving shaft body 9 rotatably connected to the first fixing frame 8 is provided on the first fixing frame 8, the air inlet impeller 10 is fixedly mounted on the driving shaft body 9, one end of the driving shaft body 9 is connected to an output shaft of the first motor 6 through a bevel gear pair 7, and the other end of the driving shaft body 9 is connected to the coaxial reducer 12;
in the embodiment of the invention, when the first motor 6 starts to work, the driving shaft body 9 is driven to rotate through the bevel gear pair 7, so that the air inlet impeller 10 is driven to rotate, and the conveying speed of the flue gas to the aluminum shell 1 is increased;
in one embodiment, as shown in fig. 1, 3 and 4, a second dirt collecting groove 28 and a first dirt collecting groove 29 for collecting condensed water and smoke dust are arranged on the inner side wall of the aluminum shell 1, a second sewage draining outlet 20 and a first sewage draining outlet 19 are respectively arranged on the second dirt collecting groove 28 and the first dirt collecting groove 29, collecting boxes 26 are respectively arranged on the positions of the second sewage draining outlet 20 and the first sewage draining outlet 19 on the side wall of the aluminum shell 1, a plurality of mounting shaft bodies 15 fixedly connected with the annular fixing seats 16 and the movable frame body 2 are respectively arranged on the side walls of the annular fixing seats 16 and the movable frame body 2, a discharging scraper 14 is arranged on one end part of each mounting shaft body 15, and the discharging scraper 14 is in contact with the inner side walls of the second dirt collecting groove 28 and the first dirt collecting groove 29;
in the embodiment of the invention, when high-temperature flue gas is conveyed into the aluminum shell 1, part of steam is condensed after contacting with a waste heat recovery member, condensed water falls onto the moving movable frame body 2 and is guided to the second dirt collecting groove 28 and the first dirt collecting groove 29 through the side wall of the movable frame body 2, and soot scraped by a plurality of cleaning members falls into the first dirt collecting groove 29, when the movable frame body 2 moves, a plurality of discharging scrapers 14 are driven to clean the condensed water and soot in the second dirt collecting groove 28 and the first dirt collecting groove 29, and the soot on the inner side wall of the aluminum shell 1 is finally discharged into the collecting box 26 at the second sewage outlet 20 and the first sewage outlet 19 to be collected along with the rotation of the plurality of discharging scrapers 14;
in one embodiment, as shown in fig. 1, the waste heat recovery member includes U-shaped pipes 3 fixedly installed in the aluminum shell 1, a water inlet 4 and a water outlet 5 are respectively provided on two ends of each U-shaped pipe 3, the U-shaped pipes 3 are laid in a continuous U-shape manner in the horizontal direction in the aluminum shell 1, and the U-shaped pipes 3 are arranged in multiple layers in the vertical direction;
in the embodiment of the invention, when the whole device works, external circulating running water is firstly connected to the water inlet 4 and the water outlet 5 for circulating reflux, the U-shaped pipe 3 is continuously arranged in a U shape in the horizontal direction, so that the contact area between the U-shaped pipe 3 and hot flue gas can be further enlarged, meanwhile, the U-shaped pipe 3 is arranged in a multilayer manner, the waste heat of the flue gas in the aluminum shell 1 can be more fully recovered, and the temperature of the flue gas in the aluminum shell 1 during exhaust is further accelerated to be reduced;
and a detachable filter screen 30 for filtering the smoke is further arranged on the inner side wall of the smoke outlet 24.
The specific working mode is as follows:
when the whole device works, firstly, the whole device is installed at the smoke exhaust position of a boiler, then, external circulating running water is connected to a water inlet 4 and a water outlet 5 for circulating backflow, a motor 6 is started to work, the motor 6 drives an air inlet impeller 10 on a driving shaft body 9 to rotate, smoke in the boiler is sent into an aluminum shell 1 at an accelerated speed, when the driving shaft body 9 rotates, a coaxial speed reducer 12 slows down the rotating speed of the driving shaft body 9 and drives a movable frame body 2 to rotate on the inner side wall of the aluminum shell 1 through a connecting shaft body 11, when the movable frame body 2 rotates, a plurality of rotating shaft bodies 18 arranged between an annular fixing seat 16 fixedly connected with the end part of the movable frame body and an upper end rotating seat 21 rotate around the central axis of the aluminum shell 1, when the rotating shaft bodies 18 rotate, a gear 22 on the end part of the movable frame body is meshed with an annular gear ring 23 on the side wall of the aluminum shell 1 to drive the rotating shaft bodies 18 The plurality of rotating scrapers 17 rotate while rotating around the central axis of the aluminum shell 1, and at the time, the plurality of rotating scrapers 17 scrape off smoke on the side wall of the aluminum shell 1;
condensing after partial vapor in the high temperature flue gas contacts with the waste heat recovery component, the comdenstion water drops on the activity support body 2 in the motion and in No. two long-pending dirty grooves 28 and a long-pending dirty groove 29 through activity support body 2 lateral wall water conservancy diversion, cigarette ash after scraping through bevel gear pair 7 simultaneously drops in No. one long-pending dirty groove 29, in the motion of activity support body 2, will drive a plurality of row material scraper blades 14 and clear up comdenstion water and cigarette ash in No. two long-pending dirty grooves 28 and a long-pending dirty groove 29, finally discharge in collection box 26 at No. two drain 20 and a drain 19 along with a plurality of rotation of arranging material scraper blades 14 and collect, thereby accomplish the clearance to cigarette ash in aluminium shell 1, and then the effectual maintenance frequency that reduces whole device, and improve the operational effect of whole device.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (7)

1. The utility model provides a gas steam injection boiler aluminium condenser, includes aluminium casing, its characterized in that still includes:
the auxiliary air supply mechanism is arranged on the side wall of the aluminum shell and is used for accelerating the conveying speed of the flue gas into the aluminum shell;
the movable cleaning mechanism comprises a movable frame body movably mounted on the inner side wall of the aluminum shell and a plurality of cleaning components movably mounted on the movable frame body and used for assisting in cleaning the cigarette ash on the inner side wall of the aluminum shell, the movable frame body is mounted on one end portion of the auxiliary air supply mechanism, and the movable frame body is used for driving the cleaning components to rotate around the central axis of the aluminum shell under the driving of the auxiliary air supply mechanism so as to dynamically clean the cigarette ash on the inner side wall of the aluminum shell;
the waste heat recovery component is fixedly mounted on the aluminum shell and used for recovering the waste heat of the flue gas in the aluminum shell, so that the emission temperature of the flue gas is reduced.
2. The aluminum condenser of the gas steam-injection boiler according to claim 1, wherein the aluminum shell is provided with a smoke outlet and a smoke inlet, the auxiliary air supply mechanism is movably mounted on the inner side wall of the smoke inlet, a second fixing frame body fixedly connected with the inner side wall of the smoke inlet is arranged on the inner side wall of the smoke inlet, a coaxial reducer is arranged on the second fixing frame body, one end of the coaxial reducer is connected with the auxiliary air supply mechanism, and the other end of the coaxial reducer is connected with the movable frame body through a connecting shaft body.
3. The aluminum condenser for the gas-fired steam-injection boiler according to claim 2, wherein the movable cleaning mechanism further comprises an annular fixed seat and an upper end rotating seat rotatably mounted on the inner side wall of the aluminum shell, the movable frame body is rotatably mounted on the inner side wall of the aluminum shell, a plurality of ventilation openings are formed in the movable frame body, the annular fixed seat is fixedly mounted on the side wall of the movable frame body, and the cleaning members are movably mounted between the annular fixed seat and the upper end rotating seat.
4. The aluminum condenser for the gas-fired steam-injection boiler as recited in claim 3, wherein the cleaning member comprises a rotating shaft body rotatably mounted between the annular fixed seat and the upper rotating seat, the rotating shaft body is provided with a rotating scraper fixedly connected therewith and a side wall of the rotating scraper contacts with an inner side wall of the aluminum shell, the inner side wall of the aluminum shell is provided with an annular gear ring fixedly connected therewith, and one end of the rotating shaft body is provided with a gear fixedly connected therewith and engaged with the annular gear ring.
5. The aluminum condenser of the gas steam-injection boiler according to claim 2, wherein the auxiliary air supply mechanism comprises an air inlet impeller movably mounted on the inner side wall of the smoke inlet and a motor fixedly mounted on the side wall of the aluminum shell, a first fixing frame body fixedly connected with the inner side wall of the smoke inlet is arranged on the inner side wall of the smoke inlet, a driving shaft body rotatably connected with the first fixing frame body is arranged on the first fixing frame body, the air inlet impeller is fixedly mounted on the driving shaft body, one end of the driving shaft body is connected with an output shaft of the motor through a bevel gear pair, and the other end of the driving shaft body is connected with the coaxial reducer.
6. The aluminum condenser of the gas steam-injection boiler according to claim 3, wherein the inner side wall of the aluminum shell is provided with a second dirt collecting groove and a first dirt collecting groove for collecting condensed water and collecting smoke dust, the second dirt collecting groove and the first dirt collecting groove are respectively provided with a second sewage draining outlet and a first sewage draining outlet, the aluminum shell side wall is provided with a collecting box at the positions of the second sewage draining outlet and the first sewage draining outlet, the annular fixing seat and the movable frame side wall are respectively provided with a plurality of mounting shaft bodies fixedly connected with the annular fixing seat, and one end part of each mounting shaft body is provided with a discharging scraper which is in contact with the inner side walls of the second dirt collecting groove and the first dirt collecting groove.
7. The aluminum condenser of the gas-fired steam-injection boiler according to claim 1, wherein the waste heat recovery member comprises a U-shaped pipe fixedly installed in the aluminum shell, a water inlet and a water outlet are respectively arranged on two end portions of the U-shaped pipe, the U-shaped pipe is horizontally laid in a continuous U-shaped manner in the aluminum shell, and the U-shaped pipe is arranged in multiple layers in the vertical direction.
CN202110964743.0A 2021-08-23 2021-08-23 Aluminum condenser of gas steam-injection boiler Active CN113418204B (en)

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CN116659118B (en) * 2023-07-21 2023-09-29 北京钴得暖业能源技术发展有限公司 Air source heat pump heat exchange system

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CN210533165U (en) * 2019-06-26 2020-05-15 郑州旭飞光电科技有限公司 Cleaning device for interior of tubular equipment
CN211198859U (en) * 2019-11-04 2020-08-07 山东汉华工业设备有限公司 Scale remover for intelligent heat exchanger unit
CN211261865U (en) * 2019-11-22 2020-08-14 江苏盛信特种装备有限公司 Flue gas heat exchanger
CN111102593A (en) * 2020-02-10 2020-05-05 丁昌林 Boiler flue gas waste heat recovery device
CN111829355B (en) * 2020-07-25 2022-05-03 平凉市新世纪建材有限责任公司 Flue gas treatment equipment
CN111928702A (en) * 2020-08-14 2020-11-13 木木链(深圳)科技有限公司 Cyclone dust removal type flue gas heat exchanger

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