CN112484059A - Industrial boiler equipment cleaning device and method - Google Patents
Industrial boiler equipment cleaning device and method Download PDFInfo
- Publication number
- CN112484059A CN112484059A CN202011212165.7A CN202011212165A CN112484059A CN 112484059 A CN112484059 A CN 112484059A CN 202011212165 A CN202011212165 A CN 202011212165A CN 112484059 A CN112484059 A CN 112484059A
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- pipe
- rotating
- industrial boiler
- storage tank
- steam
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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
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The invention discloses a cleaning device and a cleaning method for industrial boiler equipment, which comprise a vertical plate, a lifting plate and a right-angle reducer, wherein the lifting plate is arranged on one side of the vertical plate, the right-angle reducer is arranged on the upper side of the lifting plate, a rotary joint is arranged on one side of the right-angle reducer, a sealing sucker is connected to one side, away from the right-angle reducer, of the rotary joint through a screw, and a rotating pipe penetrates through the center of the inner side of the sealing sucker. Has the advantages that: according to the invention, through the arrangement of the vertical plate, the lifting motor, the screw rod, the guide rod, the lifting plate, the right-angle reducer and the rotating pipe, the lifting motor drives the screw rod to rotate, so that the lifting plate moves up and down along the vertical plate, the height of the rotating pipe can be kept fixed for a long time, and the inner side wall of the heating pipe is prevented from being damaged by the rotating pipe.
Description
Technical Field
The invention relates to the field of industrial boiler devices, in particular to a cleaning device and a cleaning method for industrial boiler equipment.
Background
The industrial boiler products are divided into two types, namely steam for power generation or gas supply, for example, a fertilizer plant can use steam for vaporization, coal is used as a raw material to synthesize fertilizers, the typical industrial boiler is also mostly made of coal, and a fuel gas is generally used as a waste heat boiler for recovering waste heat. Industrial boilers are commonly known as circulating fluidized bed boilers, which are important thermal power plants. In a long time in the future, the coal-fired industrial boiler still remains the leading product in China, and the medium and large capacity (the single evaporation capacity is more than or equal to 10t/h) is more. However, coal-fired boilers can cause serious environmental pollution, and with the change of energy supply structures and increasingly strict requirements on energy conservation and environmental protection, the development and application of natural gas will enter a high-speed development period. The small coal-fired industrial boiler will exit the central urban area. Therefore, an efficient, energy-saving and low-pollution industrial boiler adopting clean fuel and clean combustion technology is a trend of product development. After the existing natural gas boiler is used for a certain time, cleaning equipment is needed to clean the inner side of the boiler, and the heating effect of the boiler is further guaranteed.
Current industrial boiler equipment belt cleaning device is when using, when cleaning the heating pipe inboard, it stretches into the heating pipe inboard and cleans to pass through the handheld roller that cleans of manual more, clean the roller and can not keep the horizontal stationary state for a long time, make the heating pipe inside wall damaged by cleaning the roller easily, and simultaneously, current belt cleaning device is when using, need special equipment to clean out again after the attachment clearance to the heating pipe inside wall falls, the clearance step is numerous and diverse, influence cleaning efficiency, the dust spills polluted environment everywhere easily, and, current device is when using, it is difficult to effective clearance to some attachments that are difficult for the clearance to fall, the clearance cleanliness factor can not arrive the assurance, consequently, an urgent need industrial boiler equipment belt cleaning device to solve current problem.
Disclosure of Invention
The present invention is directed to solving the above problems and providing an apparatus and a method for cleaning an industrial boiler plant.
The invention realizes the purpose through the following technical scheme:
an industrial boiler equipment cleaning device comprises a vertical plate, a lifting plate and a right-angle reducer, wherein the lifting plate is arranged on one side of the vertical plate, the right-angle reducer is arranged on the upper side of the lifting plate, a rotary joint is arranged on one side of the right-angle reducer, one side of the rotary joint, far away from the right-angle reducer, is connected with a sealing sucker through a screw, a rotating pipe is arranged at the center of the inner side of the sealing sucker in a penetrating way, an annular dust suction inner hole is integrally formed in the inner side of the rotating pipe, a cavity is formed in the center of the dust suction inner hole, a steam spray hole is integrally formed in the outer ring side of one end, far away from the sealing sucker, of the rotating pipe, a rotating brush roller is arranged at the outer ring side of the rotating pipe, spacing holes are drilled in the position, corresponding to the rotating pipe, a lifting motor is, the lead screw is arranged at the center between the guide rods in a penetrating mode, a dust suction pipe is arranged on the upper side of the rotary joint, steam is arranged on the other side of the rotary joint and enters the dust suction pipe, the dust suction pipe is far away from one end of the rotary joint and is connected with a dust storage tank, and a negative pressure fan is arranged on one side of the dust storage tank.
Further, the bottom plate is arranged on the lower side of the ash storage tank, the lifting plate is close to the limiting block arranged on one side of the vertical plate, guide rail sleeves are symmetrically arranged on the limiting block, and a rotating motor is connected to one side of the right-angle speed reducer through screws.
Furthermore, a sealing washer is glued to one side, close to the rotary brush roll, of the sealing sucker, the guide rail sleeve is in interference connection with the limiting block, and the lifting plate and the vertical plate are in sliding connection up and down along the guide rod through the guide rail sleeve.
Furthermore, the lifting plate is connected with the right-angle speed reducer through screws, the rotating brush roll is connected with the rotating pipe through screws, and the rotating pipe is connected with the rotating joint through mechanical seal.
Further, the lifting motor is connected with the screw rod through a coupler, the dust collection pipe is connected with the rotary joint through threads, and the dust collection pipe is connected with the dust storage tank through threads.
Further, the negative pressure fan is connected with the ash storage tank through a flange, self-locking universal wheels are arranged at four corners of the lower side of the bottom plate through screws, and the bottom plate and the vertical plate are made of stainless steel.
Furthermore, the lifting plate is made of aluminum alloy, an opening and closing valve is arranged on the steam inlet pipe, and the steam inlet pipe is connected with external high-pressure steam equipment.
Furthermore, the upper end and the lower end of the screw rod are connected with the vertical plate through bearings, and one end of the ash storage tank is provided with an ash discharge cover.
Furthermore, a sealing gasket is arranged at the connecting position of the negative pressure fan and the ash storage tank, and the length of the rotating pipe is provided with a plurality of specifications.
The invention has the beneficial effects that:
1. in order to solve the problems that when the cleaning device for the industrial boiler equipment is used and cleans the inner side of a heating pipe, a cleaning roller is manually held to extend into the inner side of the heating pipe for cleaning, the cleaning roller cannot be kept in a horizontal fixed state for a long time, and the inner side wall of the heating pipe is easily damaged by the cleaning roller, the cleaning device for the industrial boiler equipment has the advantages that through the vertical plate, the lifting motor, the lead screw, the guide rod, the lifting plate, the right-angle speed reducer and the rotating pipe, the lifting motor drives the lead screw to rotate, the lifting plate moves up and down along the vertical plate, the height of the rotating pipe can be kept fixed for a long time, and the inner side wall of the;
2. in order to solve the problems that when the existing cleaning device is used, after attachments on the inner side wall of the heating pipe are cleaned, special equipment is needed to clean the attachments, the cleaning steps are complicated, the cleaning efficiency is influenced, and dust easily scatters around to pollute the environment, the invention ensures that when the device cleans the attachments on the inner side wall of the heating pipe, the dust storage tank is pumped into a negative pressure state through the negative pressure fan through the arranged negative pressure fan, the dust cleaned up can be sucked into the dust storage tank in time through the spacing holes and the dust suction inner holes, thereby simplifying the cleaning steps, improving the cleaning efficiency and avoiding the environment pollution caused by the scattering of the dust around;
3. in order to solve the problems that the attachments which are difficult to clean are difficult to effectively clean and the cleaning cleanliness cannot be guaranteed in the existing device, the high-pressure hot steam can be quickly sprayed out through the steam spray holes in the rotating pipe end by the aid of the steam inlet pipe and the steam spray holes, and then the inner side wall of the heating pipe is blown and swept, so that the attachments which are difficult to clean on the inner side wall of the heating pipe are effectively cleaned, and the cleaning cleanliness is guaranteed.
Drawings
FIG. 1 is a front view of an industrial boiler plant cleaning apparatus according to the present invention;
FIG. 2 is a partial front sectional view of a rotary tube in a cleaning apparatus for an industrial boiler plant according to the present invention;
FIG. 3 is an enlarged schematic structural view of a sealing suction cup in the cleaning device of the industrial boiler equipment according to the present invention;
FIG. 4 is a top view of a lifter plate of a cleaning apparatus for an industrial boiler plant according to the present invention.
The reference numerals are explained below:
1. a base plate; 2. a vertical plate; 3. a dust storage tank; 4. a negative pressure fan; 5. a screw rod; 6. a guide bar; 7. a lifting plate; 8. a lifting motor; 9. a rotating electric machine; 10. a right-angle reducer; 11. a rotary joint; 12. a dust collection pipe; 13. rotating the brush roll; 14. rotating the tube; 15. sealing the sucker; 16. steam spraying holes; 17. an ash suction inner hole; 18. a spacer hole; 19. a sealing gasket; 20. a steam inlet pipe; 21. a limiting block; 22. a guide rail sleeve.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in FIGS. 1 to 4, an industrial boiler equipment cleaning device comprises a vertical plate 2, a lifting plate 7 and a right-angle reducer 10, wherein the lifting plate 7 is arranged on one side of the vertical plate 2, the right-angle reducer 10 is arranged on the upper side of the lifting plate 7, a rotary joint 11 is arranged on one side of the right-angle reducer 10, a sealing sucker 15 is connected to one side of the rotary joint 11 away from the right-angle reducer 10 through a screw, a rotary pipe 14 is arranged at the center of the inner side of the sealing sucker 15 in a penetrating manner, an annular ash-sucking inner hole 17 is integrally formed in the inner side of the rotary pipe 14, a cavity is formed in the center of the ash-sucking inner hole 17, a steam spray hole 16 is integrally formed in the outer ring side of one end of the rotary pipe 14 away from the sealing sucker 15, rotary brush rolls 13 are arranged on the outer ring side of the rotary pipe 14, spacing holes 18 are drilled in positions corresponding to the rotary pipe, the screw rod 5 is arranged at the center position between the guide rods 6 in a penetrating way, the dust suction pipe 12 is arranged on the upper side of the rotary joint 11, the steam inlet pipe 20 is arranged on the other side of the rotary joint 11, one end, far away from the rotary joint 11, of the dust suction pipe 12 is connected with the ash storage tank 3, the negative pressure fan 4 is arranged on one side of the ash storage tank 3, the lifting motor 8, the lifting motor 5, the guide rods 6, the lifting plate 7, the right-angle reducer 10 and the rotating pipe 14 are arranged, so that the lifting motor 8 drives the screw rod 5 to rotate, the lifting plate 7 moves up and down along the vertical plate 2, the height of the rotating pipe 14 can be kept fixed for a long time, the inner side wall of the heating pipe is prevented from being damaged by the rotating pipe, the negative pressure fan 4, the ash storage tank 3, the negative pressure pipe 12, the spacing holes 18 and the ash suction inner holes 17 are arranged, when the, and then the cleaned dust can be sucked into the dust storage tank 3 in time for storage, thereby simplifying the cleaning steps, improving the cleaning efficiency and avoiding the dust from scattering around to pollute the environment.
In this embodiment, 3 downside of ash storage tank is provided with bottom plate 1, lifter plate 7 is provided with stopper 21 near 2 one side of vertical board, the symmetry is provided with guide rail cover 22 on the stopper 21, there is rotating electrical machines 9 right angle reduction gear 10 one side through the screw connection, stopper 21 can guarantee that lifter plate 7 reciprocates stably, right angle reduction gear 10 can carry out the speed reduction processing to rotating electrical machines 9, it is too fast to avoid the 14 rotation rates of rotating tube, guarantee to clean the quality, bottom plate 1 can carry out the outrigger to ash storage tank 3.
In this embodiment, sealed sucking disc 15 is close to rotatory brush roll 13 one side and is glued and has sealed 19, and guide rail cover 22 is connected with stopper 21 interference, and lifter plate 7 passes through guide rail cover 22 with vertical board 2 along guide arm 6 upper and lower sliding connection, and sealed sucking disc 15 can effectively seal the heating pipe outside edge through sealed 19, and then guarantees that dust absorption pipe 12 adsorbs the collection to the inboard dust of heating pipe, avoids floating polluted environment everywhere.
In this embodiment, the lifting plate 7 is connected with the right-angle reducer 10 through screws, the rotating brush roller 13 is connected with the rotating pipe 14 through screws, the rotating pipe 14 is connected with the rotating joint 11 through mechanical sealing, the rotating brush roller 13 can clean the inner side wall of the heating pipe, the cleaning quality of the inner side wall of the heating pipe is guaranteed, and the rotating joint 11 can enable the rotating pipe 14 to rotate stably.
In this embodiment, elevator motor 8 passes through the coupling joint with lead screw 5, and dust absorption pipe 12 passes through threaded connection with rotary joint 11, and dust absorption pipe 12 passes through threaded connection with ash storage tank 3, and the rotation of lead screw 5 can make lifter plate 7 slide from top to bottom along guide arm 6, and then adjusts the height of lifter plate 7, and ash storage tank 3 can save the dust of clearing up.
In this embodiment, negative pressure fan 4 passes through flange joint with ash storage tank 3, and 1 downside four corners of bottom plate is provided with the auto-lock universal wheel through the screw, and bottom plate 1 is the stainless steel with vertical board 2 and makes, and auto-lock universal wheel through 1 downside of bottom plate can the mobile device use, and vertical board 2 provides the strong point for reciprocating of lifter plate 7.
In this embodiment, the lifting plate 7 is made of aluminum alloy, the steam inlet pipe 20 is provided with an opening and closing valve, the steam inlet pipe 20 is connected with an external high-pressure steam device, and the steam inlet pipe 20 can enable high-pressure hot steam to enter the inner side of the rotating pipe 14 and be rapidly sprayed out through the steam spraying holes 16, so that attachments which are difficult to clean on the inner side wall of the heating pipe are cleaned by blowing.
In this embodiment, the lower extreme passes through the bearing with vertical board 2 and is connected on 5, and 3 one ends of ash storage tank are provided with unloads the ash lid, open and unload the ash lid, can empty the dust of 3 inboard storages in ash storage tank.
In this embodiment, a sealing washer 19 is arranged at the connection position of the negative pressure fan 4 and the ash storage tank 3, the length of the rotating pipe 14 is provided with a plurality of specifications, and the sealing washer 19 can ensure that the sealing sucker 15 and the outer end of the heating pipe are tightly sealed, so as to ensure the dust adsorption effect of the device.
A use method of a cleaning device of industrial boiler equipment comprises the following steps: when the industrial boiler is cleaned, cover plates at two end sides of the industrial boiler are removed, then the height is adjusted through the lifting motor 8, the lifting motor 8 drives the screw rod 5 to rotate, the lifting plate 7 moves up and down along the guide rod 6, the height of the rotating pipe 14 on the lifting plate 7 is accurately adjusted, the levelness of the rotating pipe 14 is ensured, the cleaning effect of the rotating pipe 14 after the rotating pipe is inserted into the heating pipe is ensured, the heating pipe is prevented from being damaged, after the rotating pipe 14 is inserted into the heating pipe, the rotating motor 9 drives the rotating pipe 14 to rotate through the right-angle reducer 10, the rotating brush roller 13 is further used for rotatably cleaning the inner side wall of the heating pipe, the cleaning quality is improved, the negative pressure fan 4 is started during cleaning, the negative pressure fan 4 pumps the dust storage tank 3 into negative pressure, so that negative pressure is formed in the dust storage tank 3, and the cleaned dust in the heating pipe enters the dust storage tank 3 through the dust suction pipe 12 to be stored under the action of the, simplify the clearance step, improve cleaning efficiency, avoid the dust to fly away everywhere and influence the air quality, clean after the certain time, advance pipe 20 with steam and be connected with high-pressure steam equipment, high-pressure hot steam advances pipe 20 through steam and enters into the rotating tube 14 inboardly to spout through steam orifice 16, and then sweep the heating pipe inside wall, improve and clean the cleanliness factor.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an industrial boiler equipment belt cleaning device which characterized in that: the device comprises a vertical plate (2), a lifting plate (7) and a right-angle reducer (10), wherein the lifting plate (7) is arranged on one side of the vertical plate (2), the right-angle reducer (10) is arranged on the upper side of the lifting plate (7), a rotary joint (11) is arranged on one side of the right-angle reducer (10), the rotary joint (11) is far away from one side of the right-angle reducer (10) and is connected with a sealing sucker (15) through a screw, a rotating pipe (14) penetrates through the center of the inner side of the sealing sucker (15), an annular ash suction hole (17) is integrally formed on the inner side of the rotating pipe (14), a cavity is formed in the center of the ash suction hole (17), a steam spray hole (16) is integrally formed on the outer ring side of one end, far away from the sealing sucker (15), of the rotating pipe (14), and a rotary, correspond between rotatory brush roller (13) the position of rotating tube (14) is bored and is equipped with interval hole (18), vertical board (2) upper end center is provided with elevator motor (8), vertical board (2) are close to elevator plate (7) one side central symmetry is worn to be equipped with guide arm (6), central point between guide arm (6) puts and wears to be equipped with lead screw (5), rotary joint (11) upside is provided with dust absorption pipe (12), rotary joint (11) opposite side is provided with steam and advances pipe (20), keep away from dust absorption pipe (12) rotary joint (11) one end is connected with ash storage tank (3), ash storage tank (3) one side is provided with negative-pressure air fan (4).
2. The industrial boiler plant cleaning apparatus according to claim 1, wherein: the ash storage tank (3) is provided with a bottom plate (1) on the lower side, the lifting plate (7) is close to a limiting block (21) is arranged on one side of the vertical plate (2), guide rail sleeves (22) are symmetrically arranged on the limiting block (21), and a rotating motor (9) is connected to one side of the right-angle reducer (10) through screws.
3. An industrial boiler plant cleaning apparatus according to claim 2, characterized in that: sealing chuck (15) are close to rotatory brush roll (13) one side is glued and is had seal ring (19), guide rail cover (22) with stopper (21) interference fit connects, lifter plate (7) with vertical board (2) pass through guide rail cover (22) are along sliding connection about guide arm (6).
4. An industrial boiler plant cleaning apparatus according to claim 3, characterized in that: the lifting plate (7) is connected with the right-angle speed reducer (10) through screws, the rotating brush roller (13) is connected with the rotating pipe (14) through screws, and the rotating pipe (14) is connected with the rotating joint (11) through mechanical sealing.
5. The industrial boiler plant cleaning apparatus according to claim 1, wherein: lifting motor (8) with lead screw (5) pass through the coupling joint, dust absorption pipe (12) with rotary joint (11) pass through threaded connection, dust absorption pipe (12) with ash storage tank (3) pass through threaded connection.
6. An industrial boiler plant cleaning apparatus according to claim 5, characterized in that: the negative pressure fan (4) is connected with the ash storage tank (3) through a flange, self-locking universal wheels are arranged at four corners of the lower side of the bottom plate (1) through screws, and the bottom plate (1) and the vertical plate (2) are made of stainless steel.
7. An industrial boiler plant cleaning apparatus according to claim 4, characterized in that: the lifting plate (7) is made of aluminum alloy, an opening and closing valve is arranged on the steam inlet pipe (20), and the steam inlet pipe (20) is connected with external high-pressure steam equipment.
8. An industrial boiler plant cleaning apparatus according to claim 6, characterized in that: the upper end and the lower end of the screw rod (5) are connected with the vertical plate (2) through bearings, and one end of the ash storage tank (3) is provided with an ash discharge cover.
9. An industrial boiler plant cleaning apparatus according to claim 8, characterized in that: a sealing washer (19) is arranged at the connecting position of the negative pressure fan (4) and the ash storage tank (3), and a plurality of specifications are arranged on the length of the rotating pipe (14).
10. A method for using a cleaning device for industrial boiler equipment, which is applied to the cleaning device for industrial boiler equipment of any one of claims 1 to 9, and is characterized in that: when the industrial boiler is cleaned, cover plates on two end sides of the industrial boiler are removed, then the height is adjusted through the lifting motor (8), the lifting motor (8) drives the screw rod (5) to rotate, the lifting plate (7) is further enabled to move up and down along the guide rod (6), the height of the rotating pipe (14) on the lifting plate (7) is further enabled to be accurately adjusted, the levelness of the rotating pipe (14) is guaranteed at the same time, the cleaning effect of the rotating pipe (14) after the rotating pipe (14) is inserted into the heating pipe is further guaranteed, the heating pipe is prevented from being damaged, after the rotating pipe (14) is inserted into the heating pipe, the rotating motor (9) drives the rotating pipe (14) to rotate through the right-angle reducer (10), and then the rotating brush roller (13) is enabled to rotationally clean the inner side wall of the heating pipe, and the cleaning quality is improved, when cleaning, start negative pressure fan (4), negative pressure fan (4) will draw into the negative pressure in ash storage tank (3), and then make form the negative pressure in ash storage tank (3) for the dust that is cleaned in the heating tube passes through under the negative pressure effect dust absorption pipe (12) enter into save in ash storage tank (3), simplify the clearance step, improve clearance efficiency, avoid the dust to fly away everywhere and influence the air quality, after cleaning the certain time, will steam advances pipe (20) and is connected with high-pressure steam equipment, and high-pressure hot steam passes through steam advances pipe (20) and enters into rotating tube (14) are inboard, and pass through steam orifice (16) blowout, and then sweeps the heating pipe inside wall, improves and cleans the cleanliness factor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011212165.7A CN112484059B (en) | 2020-11-03 | 2020-11-03 | Industrial boiler equipment cleaning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011212165.7A CN112484059B (en) | 2020-11-03 | 2020-11-03 | Industrial boiler equipment cleaning device and method |
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| Publication Number | Publication Date |
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| CN112484059A true CN112484059A (en) | 2021-03-12 |
| CN112484059B CN112484059B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011212165.7A Active CN112484059B (en) | 2020-11-03 | 2020-11-03 | Industrial boiler equipment cleaning device and method |
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| Country | Link |
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| CN (1) | CN112484059B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857148A (en) * | 2021-09-18 | 2021-12-31 | 天津雍亭科技有限公司 | Dustproof and dehumidifying device for industrial equipment and use method thereof |
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| GB268611A (en) * | 1926-07-14 | 1927-04-07 | John Henry Reedy | Improvements in soot blowers |
| CN102357492A (en) * | 2011-07-25 | 2012-02-22 | 中国石油集团渤海石油装备制造有限公司 | Spinning purging device for inner wall of steel pipe |
| CN107282557A (en) * | 2017-08-21 | 2017-10-24 | 常州市优谷精密机械股份有限公司 | A kind of cleaning device of generator hollow cooler |
| CN210662889U (en) * | 2019-06-03 | 2020-06-02 | 福建省烟草公司三明市公司 | Ash removal device for furnace tube of tobacco flue-curing house |
| CN211824043U (en) * | 2019-12-13 | 2020-10-30 | 南京扬子检修安装有限责任公司 | Cleaning device for heat exchange tube |
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2020
- 2020-11-03 CN CN202011212165.7A patent/CN112484059B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB268611A (en) * | 1926-07-14 | 1927-04-07 | John Henry Reedy | Improvements in soot blowers |
| CN102357492A (en) * | 2011-07-25 | 2012-02-22 | 中国石油集团渤海石油装备制造有限公司 | Spinning purging device for inner wall of steel pipe |
| CN107282557A (en) * | 2017-08-21 | 2017-10-24 | 常州市优谷精密机械股份有限公司 | A kind of cleaning device of generator hollow cooler |
| CN210662889U (en) * | 2019-06-03 | 2020-06-02 | 福建省烟草公司三明市公司 | Ash removal device for furnace tube of tobacco flue-curing house |
| CN211824043U (en) * | 2019-12-13 | 2020-10-30 | 南京扬子检修安装有限责任公司 | Cleaning device for heat exchange tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857148A (en) * | 2021-09-18 | 2021-12-31 | 天津雍亭科技有限公司 | Dustproof and dehumidifying device for industrial equipment and use method thereof |
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| CN112484059B (en) | 2023-05-12 |
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