CN211178119U - Off-line cleaning device for miniaturized air pre-heater - Google Patents
Off-line cleaning device for miniaturized air pre-heater Download PDFInfo
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- CN211178119U CN211178119U CN201920896422.XU CN201920896422U CN211178119U CN 211178119 U CN211178119 U CN 211178119U CN 201920896422 U CN201920896422 U CN 201920896422U CN 211178119 U CN211178119 U CN 211178119U
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Abstract
The utility model discloses a miniaturized air preheater off-line belt cleaning device, including rotation air preheater, heat transfer component, tongs, lifting rope, runner, electric telescopic handle, motor, pivot, bracing piece, fixed plate, control switch, circulation lye pond, swash plate, drain, miniature water pump, circulation pond, hot-blast main, hot air shower nozzle, washing shower nozzle, apron, washing weather the lobe, pH value detects the meter, washes with alkaline the lobe, net piece and washes with alkaline the shower nozzle. The device belongs to the off-line and washs, because the operation of machine may cause the problem of life injury to the cleaning personnel when having avoided on-line cleaning, will treat abluent heat transfer component through the tongs and take out, reduced cleaning personnel's intensity of labour, wash the lobe with alkaline to carry out the primary cleaning to the component, weather the lobe by washing again and carry out the secondary cleaning to the component, guaranteed abluent effect, be provided with the drain bottom the circulating water tank, make things convenient for the cleaning personnel to clear up insoluble fly ash.
Description
Technical Field
The utility model relates to an air preheater washs the field, specifically is miniaturized air preheater off-line belt cleaning device.
Background
In the daily operation process of the rotary air preheater, the differential pressure of the air preheater is increased due to scaling and blockage of ammonium bisulfate, so that the air preheater needs to be cleaned and dredged, and the cleaning device of the air preheater is special equipment for cleaning and dredging the air preheater.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid that exists not enough among the prior art, and provide a miniaturized air preheater off-line belt cleaning device to solve the problem that above-mentioned background art provided.
The utility model provides a technical scheme that above-mentioned problem adopted is: a miniaturized air preheater off-line cleaning device comprises a rotary air preheater, a heat exchange element, a gripper, a lifting rope, a rotating wheel, an electric telescopic rod, a motor, a rotating shaft, a supporting rod, a fixing plate, a control switch, a circulating alkali liquor pool, an inclined plate, a drain outlet, a miniature water pump, a circulating water pool, a hot air pipe, a hot air spray head, a washing spray head, a cover plate, a washing blow-dry bay, a pH value detector, an alkali washing bay, a net piece and an alkali washing spray head; the method is characterized in that: the heat exchange element is installed inside the rotary air preheater, the water washing blow-drying compartment is arranged on one side of the alkali washing compartment, the cover plates are arranged on the top ends of the alkali washing compartment and the water washing blow-drying compartment, the mesh plates are arranged in the middle sections of the alkali washing compartment and the water washing blow-drying compartment, the pH value detection meters are arranged in the alkali washing compartment and the water washing blow-drying compartment, the alkali washing spray heads are arranged on the upper end and the lower end of the inner surface of one side of the alkali washing compartment, the circulating alkali liquor pool is arranged at the bottom end of the alkali washing compartment, the micro water pump is arranged on one side of the inside of the circulating alkali liquor pool, the inclined plate is arranged below the micro water pump, the sewage discharge outlet is formed in one end of the inclined plate, the control switch is arranged on the other side of the alkali washing compartment, the fixed plate is arranged above the control switch, and the supporting rod is arranged, the motor is fixedly connected with the top end of the support rod through the rotating shaft, the electric telescopic rod is arranged on one side of the motor and fixedly connected with the rotating shaft, the rotating wheel is arranged at one end of the electric telescopic rod, the lifting rope is installed on the rotating wheel, and the gripper is arranged at the bottom end of the lifting rope; the washing weathers about the inside both sides of lobe, and the lower extreme is equipped with the washing shower head, the washing weathers inside one side bottom of lobe be equipped with hot air shower nozzle, hot air shower nozzle's one end is equipped with the hot-blast main, the washing weathers the bottom of lobe be equipped with circulating water pond, inside one side of circulating water pond is equipped with miniature pump, miniature pump's below is equipped with the swash plate, the one end of swash plate is equipped with the drain.
Preferably, the fixed plate is fixedly connected with the alkaline washing compartment through a bolt, the support rod is fixedly connected with the fixed plate through a bolt, and the rotating wheel is fixedly connected with the electric telescopic rod through a bolt.
Preferably, the water washing and drying compartment and the alkaline washing compartment are fixedly connected through bolts, and the circulating alkaline solution tank and the circulating water tank are respectively and fixedly connected with the alkaline washing compartment and the water washing and drying compartment through bolts.
Preferably, the alkali washing spray header is fixed on the alkali washing compartment through a bolt and is connected with the micro water pump in the circulating alkali pool through a water pipe, the net piece is fixed on the water washing blow-drying compartment and the alkali washing compartment through bolts, detachable cover plates are installed at the top ends of the water washing blow-drying compartment and the alkali washing compartment, and the pH value detector is fixed on the cover plates through a fixing seat and extends into the water washing blow-drying compartment and the alkali washing compartment.
Preferably, the washing spray head is fixed on the washing and drying compartment through bolts and is connected with the micro water pump in the circulating water tank through a water delivery pipe, and the hot air spray head is fixed on the washing and drying compartment through bolts.
Preferably, one end of the hot air pipe is provided with an exhaust fan.
Preferably, the control switch is fixedly connected with the alkaline washing compartment through a bolt, and the control switch is electrically connected with the electric telescopic rod, the motor, the micro water pump and the exhaust fan.
Compared with the prior art, the utility model, have following advantage and effect: the device belongs to the off-line and washs, the problem of life injury can be caused to the cleaning staff because the operation of machine when having avoided on-line cleaning, will treat abluent heat transfer component through the tongs and take out, cleaning staff's intensity of labour has been reduced, wash the lobe with alkaline and carry out the primary cleaning to the component, weather the lobe by washing again and carry out the secondary cleaning to the component, abluent effect has been guaranteed, be provided with the drain in the circulating water tank bottom, make things convenient for cleaning staff to clear up insoluble fly ash, the air exhauster carries the water washing waste heat of power plant through the hot-blast main and weathers the inboard and carry out drying process to the component, the water stain problem after the component clearance has both been solved, still waste utilization simultaneously, the production cost is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure: 1. the device comprises a rotary air preheater, 2, a heat exchange element, 3, a gripper, 4, a lifting rope, 5, a rotating wheel, 6, an electric telescopic rod, 7, a motor, 8, a rotating shaft, 9, a supporting rod, 10, a fixing plate, 11, a control switch, 12, a circulating alkali liquor pool, 13, an inclined plate, 14, a sewage discharge outlet, 15, a micro water pump, 16, a circulating water pool, 17, a hot air pipe, 18, a hot air spray nozzle, 19, a washing spray head, 20, a cover plate, 21, a washing blow-drying compartment, 22, a pH value detector, 23, an alkali washing compartment, 24, a mesh, 25 and an alkali washing spray head.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Examples are given.
Referring to fig. 1, the offline cleaning device for the miniaturized air preheater in the embodiment includes a rotary air preheater 1, a heat exchange element 2, a gripper 3, a lifting rope 4, a rotating wheel 5, an electric telescopic rod 6, a motor 7, a rotating shaft 8, a supporting rod 9, a fixing plate 10, a control switch 11, a circulating alkaline solution tank 12, an inclined plate 13, a drain outlet 14, a micro water pump 15, a circulating water tank 16, a hot air pipe 17, a hot air spray nozzle 18, a water washing spray head 19, a cover plate 20, a water washing blow-drying compartment 21, a pH value detector 22, an alkaline washing compartment 23, a mesh 24 and an alkaline washing spray head 25.
The heat exchange element 2 is arranged in the rotary air preheater 1, one side of the alkaline washing compartment 23 is provided with a water washing and drying compartment 21, the top ends of the alkaline washing compartment 23 and the water washing and drying compartment 21 are both provided with a cover plate 20, the middle sections in the alkaline washing compartment 23 and the water washing and drying compartment 21 are provided with a net sheet 24, the alkaline washing compartment 23 and the water washing and drying compartment 21 are both provided with a pH value detector 22, the upper end and the lower end of the inner surface of one side of the alkaline washing compartment 23 are both provided with an alkaline washing spray head 25, the bottom end of the alkaline washing compartment 23 is provided with a circulating alkaline solution tank 12, one side in the circulating alkaline solution tank 12 is provided with a micro water pump 15, the lower part of the micro water pump 15 is provided with an inclined plate 13, one end of the inclined plate 13 is provided with a sewage discharge outlet 14, the other side of the alkaline washing compartment 23 is provided with a control switch 11, a fixed plate, an electric telescopic rod 6 is arranged on one side of the motor 7, the electric telescopic rod 6 is fixedly connected with a rotating shaft 8, a rotating wheel 5 is arranged at one end of the electric telescopic rod 6, a lifting rope 4 is installed on the rotating wheel 5, and a gripper 3 is arranged at the bottom end of the lifting rope 4; the upper end and the lower end of two sides of the inside of the washing and drying compartment 21 are provided with washing spray heads 19, the bottom end of one side of the inside of the washing and drying compartment 21 is provided with a hot air spray head 18, one end of the hot air spray head 18 is provided with a hot air pipe 17, the bottom end of the washing and drying compartment 21 is provided with a circulating water tank 16, one side of the inside of the circulating water tank 16 is provided with a micro water pump 15, an inclined plate 13 is arranged below the micro water pump 15, and one end of the inclined plate 13.
Fixed plate 10 passes through bolt and alkaline washing bay 23 fixed connection, bracing piece 9 passes through bolt and fixed plate 10 fixed connection, runner 5 passes through bolt and 6 fixed connection of electric telescopic handle, tongs 3 is connected through lifting rope 4 with runner 5, motor 7 drives pivot 8 and rotates, thereby make and fix electric telescopic handle 6 in pivot 8 and also can rotate thereupon, make things convenient for tongs 3 to transport the belt cleaning device in the back of picking up the component and wash, need not manual operation, the labor intensity is reduced, the labor cost is reduced.
The water washing and drying compartment 21 and the alkaline washing compartment 23 are fixedly connected through bolts, the circulating alkaline solution tank 12 and the circulating water tank 16 are respectively and fixedly connected with the alkaline washing compartment 23 and the water washing and drying compartment 21 through bolts, and the water washing and drying compartment 21, the alkaline washing compartment 23, the circulating alkaline solution tank 12 and the circulating water tank 16 are connected into a whole through bolts, so that the stability of the whole device is ensured.
The alkaline cleaning spray head 25 is fixed on an alkaline cleaning bulkhead 23 through bolts and is connected with the micro water pump 15 in the circulating alkaline solution pool 12 through a water pipe, the net piece 24 is fixed on the water cleaning blow-drying bulkhead 21 and the alkaline cleaning bulkhead 23 through bolts, the top ends of the water cleaning blow-drying bulkhead 21 and the alkaline cleaning bulkhead 23 are respectively provided with a detachable cover plate 20, the pH value detection meter 22 is fixed on the cover plate 20 through a fixing seat and extends into the water cleaning blow-drying bulkhead 21 and the alkaline cleaning bulkhead 23, elements placed on the net piece 24 can be continuously cleaned through liquid sprayed by the washing spray head, the cleaning effect is ensured, the pH value of the liquid in the cleaning cabin can be intuitively known by a cleaning person through the pH value detection meter 22, the cleaning time is controlled through the pH value of the solution, and the operation of the cleaning person is convenient.
The washing shower head 19 passes through the bolt fastening on washing weathers the lobe 21 to be connected with miniature pump 15 in the circulating water pond 16 through the raceway, hot-blast shower nozzle 18 passes through the bolt fastening on washing weathers the lobe 21, with hot-blast main 17 fixed connection, carry the washing through the air exhauster with the waste gas waste heat of power plant and weather lobe 21, not only solved the water stain problem after the component washs, still waste utilization has reduced manufacturing cost simultaneously, has improved the working efficiency.
One end of the hot air pipe 17 is provided with an exhaust fan.
The control switch 11 is fixedly connected with the alkaline washing compartment 23 through a bolt, and the control switch 11 is electrically connected with the electric telescopic rod 6, the motor 7, the micro water pump 15 and the exhaust fan.
The working principle is as follows: the motor 7 drives the rotating shaft 8 to rotate, the electric telescopic rod 6 fixed on the rotating shaft 8 also rotates, so that the heat exchange element 2 on the gripper 3 is sent to the mesh 24 in the alkali washing compartment 23 to be cleaned for the first time, the micro water pump 15 in the circulating alkali solution pool 12 conveys alkali liquid to the alkali washing spray header 25 through a water pipe to be sprayed out, the uninterrupted cleaning process is realized, the cleaning degree is judged by observing the pH value on the pH value detector 22, the cleaning time is controlled, when the pH value in the alkali washing compartment 23 reaches the specified requirement, the heat exchange element 2 is moved to the mesh 24 in the water washing and drying compartment 21, the micro water pump 15 in the circulating water pool 16 conveys water to the water washing spray header 19 through the water pipe to be sprayed out, the heat exchange element 2 is cleaned again, the pH value on the pH value detector 22 is also observed to judge the cleaning degree, and the cleaning time is controlled, after cleaning is finished, waste gas waste heat of a power plant is conveyed into a washing and drying compartment 21 through a hot air pipe 17 by using an exhaust fan, the heat exchange element 2 is dried by using a hot air nozzle 18, and insoluble coal ash on the heat exchange element 2 is discharged through a sewage discharge outlet 14.
The device belongs to the off-line cleaning, the problem of life injury can be caused to the cleaning personnel because the operation of machine when having avoided on-line cleaning, will treat abluent heat transfer component through tongs 3 and take out, cleaning personnel's intensity of labour has been reduced, wash compartment 23 with alkaline wash and carry out the first washing to heat transfer component 2, weather compartment 21 by the washing again and carry out the second washing to heat transfer component 2, abluent effect has been guaranteed, the air exhauster carries the waste heat of power plant to carry through the hot-blast main and carries out drying process to heat transfer component 2 in the washing weathers compartment 21, the water stain problem after heat transfer component 2 washs has both been solved, still reuse simultaneously.
Although the present invention has been described with reference to the above embodiments, it should not be construed as being limited to the scope of the present invention, and any modifications made by those skilled in the art without departing from the spirit and scope of the present invention should be construed as being included in the following claims.
Claims (7)
1. A miniaturized air preheater off-line cleaning device comprises a rotary air preheater (1), a heat exchange element (2), a gripper (3), a lifting rope (4), a rotating wheel (5), an electric telescopic rod (6), a motor (7), a rotating shaft (8), a supporting rod (9), a fixing plate (10), a control switch (11), a circulating alkali liquor pool (12), an inclined plate (13), a sewage outlet (14), a micro water pump (15), a circulating water pool (16), a hot air pipe (17), a hot air spray nozzle (18), a water washing spray head (19), a cover plate (20), a water washing blow-drying compartment (21), a pH value detector (22), an alkali washing compartment (23), a mesh (24) and an alkali washing spray head (25); the method is characterized in that: the heat exchange element (2) is installed inside the rotary air preheater (1), one side of the alkaline washing compartment (23) is provided with the water washing and drying compartment (21), the top ends of the alkaline washing compartment (23) and the water washing and drying compartment (21) are respectively provided with the cover plate (20), the middle section inside the alkaline washing compartment (23) and the water washing and drying compartment (21) is provided with the net piece (24), the alkaline washing compartment (23) and the water washing and drying compartment (21) are respectively provided with the pH value detector (22), the upper end and the lower end of the inner surface of one side of the alkaline washing compartment (23) are respectively provided with the alkaline washing spray header (25), the bottom end of the alkaline washing compartment (23) is provided with the circulating alkaline liquid tank (12), one side inside the circulating alkaline liquid tank (12) is provided with the micro water pump (15), the micro water pump (15) is arranged below the micro water pump (13), the sewage draining outlet (14) is arranged at one end of the inclined plate (13), the control switch (11) is arranged at the other side of the alkaline washing compartment (23), the fixing plate (10) is arranged above the control switch (11), the supporting rod (9) is arranged at the top end of the fixing plate (10), the motor (7) is fixedly connected with the top end of the supporting rod (9) through the rotating shaft (8), the electric telescopic rod (6) is arranged at one side of the motor (7), the electric telescopic rod (6) is fixedly connected with the rotating shaft (8), the rotating wheel (5) is arranged at one end of the electric telescopic rod (6), the lifting rope (4) is installed on the rotating wheel (5), and the grabbing hand (3) is arranged at the bottom end of the lifting rope (4); the washing weathers the lower extreme and is equipped with on the inside both sides of lobe (21) washing shower head (19), the washing weathers inside one side bottom of lobe (21) and is equipped with hot air shower nozzle (18), the one end of hot air shower nozzle (18) is equipped with hot-blast main (17), the washing weathers the bottom of lobe (21) and is equipped with circulating water pond (16), inside one side of circulating water pond (16) is equipped with miniature pump (15), the below of miniature pump (15) is equipped with swash plate (13), the one end of swash plate (13) is equipped with drain (14).
2. The off-line cleaning device for the miniaturized air pre-heater of claim 1, wherein: the fixed plate (10) is fixedly connected with the alkaline washing compartment (23) through bolts, the supporting rod (9) is fixedly connected with the fixed plate (10) through bolts, and the rotating wheel (5) is fixedly connected with the electric telescopic rod (6) through bolts.
3. The off-line cleaning device for the miniaturized air pre-heater of claim 1, wherein: the washing and drying compartment (21) is fixedly connected with the alkaline washing compartment (23) through bolts, and the circulating alkaline solution tank (12) and the circulating water tank (16) are fixedly connected with the alkaline washing compartment (23) and the washing and drying compartment (21) through bolts respectively.
4. The off-line cleaning device for the miniaturized air pre-heater of claim 1, wherein: the alkaline washing spray header (25) is fixed on the alkaline washing compartment (23) through bolts, and is connected with the micro water pump (15) in the circulating alkaline solution pool (12) through a water pipe, the net piece (24) is fixed on the water washing blow-drying compartment (21) and the alkaline washing compartment (23) through bolts, the water washing blow-drying compartment (21) and the top end of the alkaline washing compartment (23) are both provided with a detachable cover plate (20), the pH value detector (22) is fixed on the cover plate (20) through a fixed seat, and extends into the water washing blow-drying compartment (21) and the alkaline washing compartment (23).
5. The off-line cleaning device for the miniaturized air pre-heater of claim 1, wherein: the washing spray header (19) is fixed on the washing and drying compartment (21) through bolts and is connected with the micro water pump (15) in the circulating water tank (16) through a water delivery pipe, and the hot air spray head (18) is fixed on the washing and drying compartment (21) through bolts.
6. The off-line cleaning device for the miniaturized air pre-heater of claim 1, wherein: an exhaust fan is arranged at one end of the hot air pipe (17).
7. The off-line cleaning device for the miniaturized air pre-heater of claim 6, wherein: the control switch (11) is fixedly connected with the alkaline washing compartment (23) through a bolt, and the control switch (11) is electrically connected with the electric telescopic rod (6), the motor (7), the micro water pump (15) and the exhaust fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896422.XU CN211178119U (en) | 2019-06-14 | 2019-06-14 | Off-line cleaning device for miniaturized air pre-heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896422.XU CN211178119U (en) | 2019-06-14 | 2019-06-14 | Off-line cleaning device for miniaturized air pre-heater |
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| Publication Number | Publication Date |
|---|---|
| CN211178119U true CN211178119U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920896422.XU Active CN211178119U (en) | 2019-06-14 | 2019-06-14 | Off-line cleaning device for miniaturized air pre-heater |
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| CN (1) | CN211178119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345806A (en) * | 2019-06-14 | 2019-10-18 | 华电电力科学研究院有限公司 | Air preheater off-line cleaning device and its working method is miniaturized |
-
2019
- 2019-06-14 CN CN201920896422.XU patent/CN211178119U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345806A (en) * | 2019-06-14 | 2019-10-18 | 华电电力科学研究院有限公司 | Air preheater off-line cleaning device and its working method is miniaturized |
| CN110345806B (en) * | 2019-06-14 | 2023-11-14 | 华电电力科学研究院有限公司 | Off-line cleaning device for miniaturized air preheater and working method thereof |
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