CN109539226A - Boiler water wall lower collecting box internal cleaning device - Google Patents
Boiler water wall lower collecting box internal cleaning device Download PDFInfo
- Publication number
- CN109539226A CN109539226A CN201910036759.8A CN201910036759A CN109539226A CN 109539226 A CN109539226 A CN 109539226A CN 201910036759 A CN201910036759 A CN 201910036759A CN 109539226 A CN109539226 A CN 109539226A
- Authority
- CN
- China
- Prior art keywords
- connector
- suction nozzle
- hose
- pagoda
- collecting box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of boiler water wall lower collecting box internal cleaning devices, specifically include vacuum cleaner, hose, it is oriented to suction nozzle, guiding suction nozzle includes guide head, and guide head is hollow ball, and guide head and connector weld, suction inlet is provided on connector, connector endpiece is connect with hose one end, and the hose other end is connect with vacuum cleaner, and guiding suction nozzle is that direct-connected ring inhales suction guiding suction nozzle under guiding suction nozzle or centering type.The present invention can clear up the full section water-cooling wall second line of a couplet, and using impurity present in two different guiding suction nozzle thorough cleaning water-cooling wall second lines of a couplet, compared to traditional cleaning means, cleanup area is wider, and cleaning effect is more preferable.
Description
Technical field
The invention belongs to cleaning plant technical fields, and in particular to a kind of boiler water wall lower collecting box internal cleaning device.
Background technique
Heat power plant boiler water-cooling wall lower collecting box is the coupling part for being located at down-comer and water screen system in boiler,
Positioned at the bottom of boiler internal water system system, it is generally divided into 2 sections or 4 sections, the header that interior caliber is 110mm.Lower collecting box mean level
Arrangement, total length is 16 meters to 40 meters, such as 660,000 kilowatts of new-built units of Shaanxi Shanglou electricity generating corporation, Ltd, the water-cooling wall second line of a couplet
Case φ 190.7x40mm, i.e. internal diameter 110.7mm, single long 13198.4mm, totally two, every water-cooling wall lower collecting box has 2 hands
Hole, hand hole φ 120x200mm, i.e. internal diameter 80mm, long 200mm, 2 hand holes are distributed in both ends.According to electric power standard DL/T889-
In internal cleaning after the cleaning of 2015 " power infrastructure heat power equipment chemical supervision directive/guide " chapter 7 chemical cleaning, 7.3 section
Illustrate, " after Boiler Chemical, reply drum, water-cooling wall lower collecting box, the starting separator of Once-through Boiler, deaerator storage tank,
Condenser etc. is thoroughly cleaned, and sediment is removed, and visually inspecting should clean in container ", it to carry out inside water-cooling wall lower collecting box thorough
Bottom cleans, but practical execution, the reason is that lower collecting box is long and narrow (lower collecting box bore is about 110mm, about 20 meters of length), hand hole
Diameter small (diameter about 80mm) and quantity is few (generally 2~4), under these conditions, traditional cleaning means can not be implemented, only
Hand and forearm can be put in hook in hand hole and picked up, only 0.5~2 meter of cleanup area, can not to being cleared up inside entire lower collecting box,
Cleaning effect is undesirable.
Summary of the invention
In view of this, utilizing the negative pressure of dust catcher the present invention provides a kind of furnace water-cooling wall lower collecting box internal cleaning device
Suction protrudes into hose inside lower collecting box, thoroughly fully clear by the clast sediment of sandstone, scum, oxide skin and other types
It manages inside lower collecting box.
The technical solution of the embodiment of the present invention is:
Boiler water wall lower collecting box internal cleaning device, including vacuum cleaner, hose, including guiding suction nozzle, are oriented to suction nozzle packet
Include guide head, guide head is hollow ball, and guide head and connector weld, be provided with suction inlet on connector, connector endpiece with
The connection of hose one end, the hose other end are connect with vacuum cleaner.
The guiding suction nozzle is that direct-connected ring inhales guiding suction nozzle, and the connector includes pagoda connector and round tube, and suction inlet is
The symmetrically arranged multiple air ports of round tube section in pagoda connector tower bottom direction, pagoda connector tower top direction and round tube weld, described to lead
It is the hollow ball that diameter is greater than round tube caliber to head.
The guiding suction nozzle is that guiding suction nozzle is inhaled under centering type, and the guide head is hollow eccentric sphere, the connector
Including the first pagoda connector, hose is connected, the first round tube, the second pagoda connector, bearing, reducer pipe, third pagoda connector, second
Round tube；Suction inlet is the air port of the reducer in the tower bottom direction of the first pagoda connector, and direction is consistent with guide head eccentric direction, first
It welds, connects soft with hose connection, the tower top direction of the second pagoda connector and the first round tube is connect in the pagoda part of pagoda connector
The pipe other end is connect with the pagoda part of the second pagoda connector, and the second pagoda connector tower bottom direction is provided with bearing, bearing and
The tower bottom direction of three pagoda connectors is connected by reducer pipe, and the tower top direction of third pagoda connector is provided with the second round tube.
The vacuum cleaner is Wet-dry formula vacuum cleaner, and power is 1200 ~ 1700W.
The hose is EVA screw thread bellows.
Compared with prior art, beneficial effects of the present invention:
For existing traditional means to cleanup area present in the cleaning of water-cooling wall lower collecting box and the undesirable problem of cleaning effect,
The device of the technology of the present invention can clear up the full section water-cooling wall second line of a couplet, utilize two different guiding suction nozzle thorough cleaning water-cooling wall second lines of a couplet
Present in impurity.Compared to traditional cleaning means, the technology of the present invention cleanup area is wider, and cleaning effect is more preferable.
Detailed description of the invention
Fig. 1 is the positive structure schematic that direct-connected ring inhales guiding suction nozzle；
Fig. 2 is the side structure schematic diagram that direct-connected ring inhales guiding suction nozzle；
Fig. 3 is the present invention looks up structural representation that guiding suction nozzle is inhaled under centering type；
Fig. 4 is the schematic diagram of the section structure that guiding suction nozzle is inhaled under centering type；
In figure, 1- guide head, 2- suction inlet, 31- pagoda connector, 41- round tube, 321- the first pagoda connector, the second pagoda of 322- connect
Head, 323- third pagoda connector, the first round tube of 421-, the second round tube of 422-, 52- connection hose, 62- bearing, 72- reducer pipe.
Specific embodiment
The present invention will be described in detail With reference to embodiment.
Boiler water wall lower collecting box internal cleaning device, including vacuum cleaner, hose, guiding suction nozzle, are oriented to suction nozzle packet
Guide head 1 and connector are included, guide head 1 is hollow ball, and guide head 1 and connector weld, it is provided with suction inlet 2 on connector,
Connector endpiece is connect with hose one end, and the hose other end and vacuum cleaning are inhaled and connected.
Referring to attached drawing 1, above-mentioned guiding suction nozzle is that direct-connected ring inhales guiding suction nozzle, the connector include pagoda connector 31 with
Round tube 41, suction inlet 2 are the symmetrically arranged multiple slots of round tube section in pagoda connector tower bottom direction, pagoda connector tower top direction and circle
Pipe welding, the guide head 1 are the hollow ball that diameter is greater than round tube caliber.
Referring to attached drawing 2, the guide head that direct-connected ring inhales guiding suction nozzle is that outer diameter 38mm, the stainless steel of wall thickness 1.5mm are hollow
Ball, material are 304 stainless steels, weigh 38 grams.Guide head is connect with connector spot welding, and connector is by one section of outer diameter 34mm long 50mm
Stainless steel pagoda connector and the stainless steel pipeline section of outer diameter 32mm long 20mm be welded.At pagoda connector 10mm, excision two
The circular arc of the wide 7.5mm of block constitutes suction inlet, remaining 2 connecting columns, the wide 7mm of column.
Referring to attached drawing 3 and attached drawing 4, the guiding suction nozzle is that guiding suction nozzle is inhaled under centering type, and the guide head 1 is hollow inclined
Bulbus cordis body, the connector include the first pagoda connector 321, connect hose 52, the first round tube 421, the second pagoda connector 322,
Bearing 62, reducer pipe 72, third pagoda connector 323, the second round tube 422；Suction inlet 2 is the tower bottom direction of the first pagoda connector 321
Reducer air port, direction is consistent with guide head eccentric direction, the pagoda part of the first pagoda connector with connect hose 52 connect
It connects, the tower top direction of the second pagoda connector 322 and the first round tube 421 weld, and connect 52 other end of hose and the second pagoda connector
322 pagoda part connection, 322 tower bottom direction of the second pagoda connector is provided with bearing 62, bearing 62 and third pagoda connector 323
Tower bottom direction connected by reducer pipe 72, the tower top direction of third pagoda connector is provided with the second round tube 422.
The guide head that guiding suction nozzle is inhaled referring to attached drawing 3, under centering type is the 304 stainless steels sky of outer diameter 62mm, wall thickness 1.5mm
The sphere that the solid 304 stainless steel discount vibram outlet (5/31 discount vibram outlet) of heart discount vibram outlet (26/31 discount vibram outlet) and outer diameter 62mm are connected by spot welding,
Guide head is connect with connector spot welding, and the center line of connector crosses the guide head centre of sphere and is parallel to discount vibram outlet face.Connector front end
Become the stainless steel reducer pipe of 29.5mm long 28.6mm and the stainless steel of outer diameter 34mm long 50mm by one section of wall thickness 1mm outer diameter 42.7mm
Pagoda connector spot welding forms.In the solid discount vibram outlet direction of stainless steel reducer pipe face, cut the inside position 6mm in direction to the midline along tube wall
Fall, notch constitutes suction inlet, and connector rear end is by reducer pipe, 6705ZZ high speed ball thin-walled deep groove ball bearing, two sections of outer diameter 34mm
The stainless steel pipeline section of the stainless steel pagoda connector of long 50mm and two sections of outer diameter 32mm long 20mm are welded, and connection tube socket exists
On the pagoda connector of front and rear end, front and rear end is connected, constitutes and inhale guiding suction nozzle under complete centering type.
The vacuum cleaner is Wet-dry formula vacuum cleaner, and power is 1200 ~ 1700W.
The hose is EVA screw thread bellows.
The bearing is high speed ball thin-walled deep groove ball bearing, model 6705ZZ.
Application method of the invention is as follows:
The first step, the direct-connected ring of assembly and connection inhale guiding suction nozzle, industrial dust collector hose, Wet-dry formula vacuum cleaner.It will
Direct-connected ring is inhaled guiding suction nozzle and is put into water-cooling wall lower collecting box hand hole, while starting Wet-dry formula vacuum cleaner, by pushing away
Send industrial dust collector hose that suction nozzle is slowly sent into water-cooling wall lower collecting box.Guide head and suction inlet size are smaller and revolve with hose
Turn, forward-reverse is very convenient；Water is often retained in water screen tube to release, which abuts against water-cooling wall lower collecting box
Inner tube, when hose is rotationally advancing retrogressing, water which can effectively be sucked out in water screen tube simultaneously can absorb sundries on the way.
When in use, this covering device is introduced into water-cooling wall lower collecting box and is cleared up, and direct-connected ring, which inhales guiding suction nozzle, quickly to be cleared up
Water-cooling wall lower collecting box, but for being deposited on bottom volume, the biggish impurity cleaning effect of weight is limited, it is therefore desirable to carry out
The operation of two steps.
Second step inhales guiding suction nozzle, industrial dust collector hose, Wet-dry formula vacuum cleaning under assembly and connection centering type
Device.Guiding suction nozzle will be inhaled under centering type to be put into water-cooling wall lower collecting box hand hole, while starting Wet-dry formula vacuum cleaner, is led to
It crosses push industrial dust collector hose and suction nozzle is slowly sent into water-cooling wall lower collecting box, certain counterweight is arranged at the bottom of guide head,
It can guarantee that suction inlet draws always water-cooling wall lower collecting box bottom of inner tube impurity downward during push hose.This covering device is directed to
Impurities at bottom is absorbed, and sucking open area is big and suction is concentrated.
Water, sundries and it is deposited on bottom volume by operating above, in water screen tube lower collecting box, the biggish impurity of weight
All cleaning is completed.
The contents of the present invention are not limited to cited by embodiment, and those of ordinary skill in the art are by reading description of the invention
And to any equivalent transformation that technical solution of the present invention is taken, all are covered by the claims of the invention.
Claims (5)
1. boiler water wall lower collecting box internal cleaning device, including vacuum cleaner, hose, it is characterised in that:
Including being oriented to suction nozzle, guiding suction nozzle includes guide head, and guide head (1) is hollow ball, and guide head and connector weld, even
Suction inlet (2) are provided on fitting, connector endpiece is connect with hose one end, and the hose other end is connect with vacuum cleaner.
2. boiler water wall lower collecting box internal cleaning device according to claim 1, it is characterised in that:
The guiding suction nozzle is that direct-connected ring inhales guiding suction nozzle, and the connector includes pagoda connector (31) and round tube (41), is inhaled
Mouth (2) is the symmetrically arranged multiple air ports of round tube section in pagoda connector tower bottom direction, and pagoda connector tower top direction and round tube weld,
The guide head (1) is the hollow ball that diameter is greater than round tube caliber.
3. boiler water wall lower collecting box internal cleaning device according to claim 1, it is characterised in that:
The guiding suction nozzle is that guiding suction nozzle is inhaled under centering type, and the guide head (1) is hollow eccentric sphere, the connector packet
The first pagoda connector (321) is included, is connected hose (52), the first round tube (421), the second pagoda connector (322), bearing (62), is become
Diameter pipe (72), third pagoda connector (323), the second round tube (422)；Suction inlet (2) is the change in the tower bottom direction of the first pagoda connector
The air port of diameter section, direction is consistent with guide head eccentric direction, the pagoda part of the first pagoda connector (321) with connect hose (52)
Connection, the tower top direction and the first round tube (421) of the second pagoda connector (322) are welded, and hose (52) other end and second is connected
The pagoda part of pagoda connector (322) connects, and second pagoda connector (322) tower bottom direction is provided with bearing (62), bearing (62)
It is connect with the tower bottom direction of third pagoda connector (323) by reducer pipe (72), the tower top direction of third pagoda connector (323) is set
It is equipped with the second round tube (422).
4. boiler water wall lower collecting box internal cleaning device according to claim 2 or 3, it is characterised in that:
The vacuum cleaner is Wet-dry formula vacuum cleaner, and power is 1200 ~ 1700W.
5. boiler water wall lower collecting box internal cleaning device according to claim 4, it is characterised in that:
The hose is EVA screw thread bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036759.8A CN109539226A (en) | 2019-01-15 | 2019-01-15 | Boiler water wall lower collecting box internal cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036759.8A CN109539226A (en) | 2019-01-15 | 2019-01-15 | Boiler water wall lower collecting box internal cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109539226A true CN109539226A (en) | 2019-03-29 |
Family
ID=65835446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910036759.8A Pending CN109539226A (en) | 2019-01-15 | 2019-01-15 | Boiler water wall lower collecting box internal cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109539226A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11993354B2 (en) | 2020-03-16 | 2024-05-28 | Terradepth, Inc. | Fuel cell charging system with air breathing capability, autonomous underwater vehicle (AUV) system including same, and method of use |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1704181A (en) * | 2004-05-28 | 2005-12-07 | 于江 | Ventilating duct cleaning unit |
| DE202004018332U1 (en) * | 2004-11-25 | 2006-04-06 | Rudolph, Paul | Suction head is for cleaning devices used for connecting pieces for fireplaces and involves head piece firmly fitted on suction hose |
| CN201652313U (en) * | 2009-11-18 | 2010-11-24 | 天津大滩锅炉集团有限公司 | Upper header structure of water wall |
| US20100306954A1 (en) * | 2009-06-03 | 2010-12-09 | Gabe Coscarella | Duct cleaning attachment for a vacuum |
| CN209511972U (en) * | 2019-01-15 | 2019-10-18 | 西安利能科技有限责任公司 | Boiler water wall lower collecting box internal cleaning device |
-
2019
- 2019-01-15 CN CN201910036759.8A patent/CN109539226A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1704181A (en) * | 2004-05-28 | 2005-12-07 | 于江 | Ventilating duct cleaning unit |
| DE202004018332U1 (en) * | 2004-11-25 | 2006-04-06 | Rudolph, Paul | Suction head is for cleaning devices used for connecting pieces for fireplaces and involves head piece firmly fitted on suction hose |
| US20100306954A1 (en) * | 2009-06-03 | 2010-12-09 | Gabe Coscarella | Duct cleaning attachment for a vacuum |
| CN201652313U (en) * | 2009-11-18 | 2010-11-24 | 天津大滩锅炉集团有限公司 | Upper header structure of water wall |
| CN209511972U (en) * | 2019-01-15 | 2019-10-18 | 西安利能科技有限责任公司 | Boiler water wall lower collecting box internal cleaning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11993354B2 (en) | 2020-03-16 | 2024-05-28 | Terradepth, Inc. | Fuel cell charging system with air breathing capability, autonomous underwater vehicle (AUV) system including same, and method of use |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103251347B (en) | A kind of sprayable or water spray surface cleaning apparatus | |
| CN209511972U (en) | Boiler water wall lower collecting box internal cleaning device | |
| CN109539226A (en) | Boiler water wall lower collecting box internal cleaning device | |
| CN206867983U (en) | A kind of chimney exhaust gas processing device | |
| CN201996897U (en) | Totally enclosed biliary tract flusher | |
| CN104606994A (en) | Dedusting, denitration and desulfuration integrated device | |
| CN206522757U (en) | A kind of rinse-system for horizontal steam generator header blowdown cave room | |
| CN208555354U (en) | Portable washing trigger liquid stream pin hole maintenance device | |
| CN211190596U (en) | Electric dust remover with dropping dust collection | |
| CN107042049A (en) | One kind welding Special dust sucking device | |
| CN207929725U (en) | A kind of large capacity graduated cylinder cleaning tooling | |
| CN201280601Y (en) | Vent gas direct-exhaustion pipe purification system of aluminum discharging vacuum ladle injector | |
| CN202174093U (en) | Cleaning device for cleaning cylindrical electric field | |
| CN209205958U (en) | A kind of oil pipe cleaning device | |
| CN208780015U (en) | A kind of spiral heat exchange tube | |
| CN206854221U (en) | A kind of air-conditioning cleaning inside cleaning device | |
| CN220944335U (en) | Dust collection device for working area of machine tool | |
| CN106191885B (en) | The processing method of vanadium production equipment surface scale | |
| CN211191305U (en) | Dactylotheca pipe cleaning equipment | |
| CN213631763U (en) | Heat exchanger removes belt cleaning device | |
| CN220643434U (en) | Waste yarn recovery device of hosiery machine | |
| CN219442789U (en) | Ball collecting device for cleaning pipeline | |
| CN214389436U (en) | Wet dust collector | |
| CN211435638U (en) | Be used for cremation machine tail gas grease adsorption equipment | |
| CN211011870U (en) | Filtering device for air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |