CN112228890B - Cyclone type flue ash scraping device and ash removing equipment - Google Patents
Cyclone type flue ash scraping device and ash removing equipment Download PDFInfo
- Publication number
- CN112228890B CN112228890B CN202011193973.3A CN202011193973A CN112228890B CN 112228890 B CN112228890 B CN 112228890B CN 202011193973 A CN202011193973 A CN 202011193973A CN 112228890 B CN112228890 B CN 112228890B
- Authority
- CN
- China
- Prior art keywords
- flue
- scraper
- roller
- ash
- cambered surface
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
- F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
- F23J3/026—Cleaning furnace tubes; Cleaning flues or chimneys cleaning the chimneys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention relates to a cyclone type flue dust scraping device and dust cleaning equipment, wherein the dust scraping device comprises two scraper mechanisms, a central shaft rod and a driving mechanism; actuating mechanism is used for driving central shaft pole and makes reciprocating motion along axial direction in the flue, and the gyro wheel can roll for the inside wall of flue, and the roll direction of gyro wheel is the axial of flue and inclines circumferential direction, and the gyro wheel that works as the supporting component end promptly will drive whole scraper mechanism and be rotary motion in the flue under the drive of the axial direction power of flue. The cambered surface scraper rolls along with the gyro wheel, and the cambered surface of cambered surface scraper and the inner wall cambered surface looks adaptation of flue to make the cambered surface scraper can be very light hang a large amount of deposition of flue inner wall, cross the installation of two scraper mechanisms, and make reciprocating motion along axial direction in the flue many times, thereby scrape the cigarette ash of flue inner wall completely and fall, thereby reach the effect of scraping the ash.
Description
Technical Field
The invention relates to the technical field of flue dust removal, in particular to a cable-driven bidirectional cyclone type flue dust scraping device and dust removal equipment.
Background
The flue gas generated during the manufacturing of various large, medium and small factories and enterprises in the China manufacturing industry at present is discharged into dust removal equipment from a flue after being filtered to a certain degree, however, the flue gas inevitably generates dust in the flue when passing through the flue, and small particles such as ash contained in the flue gas can be scaled on an inner wall plate of the flue if the flue gas humidity in the flue is too high and the flue temperature is lower than an acid dew point, so that the flue structure can be damaged inestimably after being deposited to a certain degree, and the service life of the flue is greatly shortened.
According to investigation, most of the devices used for scraping the ash in the flue in the domestic market at present achieve the purpose of scraping the ash by using vibrating and beating pipelines or washing with water. The first method utilizes vibration to make the structure on the inner wall of the flue fall off to achieve the purpose of scraping ash, and the method is easy to cause damage to the flue pipeline and has incomplete effect; the second method uses water to flush, consumes more resources, and has unsatisfactory efficiency and effect of scraping ash. Therefore, a flue dust scraping device which can save resources and energy, does not cause damage to a flue pipeline and is high in cleaning efficiency is needed.
Disclosure of Invention
The invention provides a bidirectional cyclone type flue dust scraping device, aiming at solving the technical problems of incomplete dust scraping effect and high resource consumption of a large flue.
A bidirectional cyclone type flue dust scraping device comprises two scraper mechanisms, a central shaft rod and a driving mechanism; the scraper mechanism comprises a mounting seat, a plurality of supporting components, a plurality of rollers and a plurality of cambered surface scrapers; the mounting seat is used for being matched with the central shaft rod bearing, the plurality of supporting components are radially arranged on the outer peripheral ring of the mounting seat, the roller is arranged at the tail end of each supporting component, and each supporting component is used for supporting the roller to be attached to the inner wall of the flue; the cambered surface scraper is fixedly arranged on the roller, and the cambered surface of the cambered surface scraper is matched with the cambered surface of the inner wall of the flue so as to roll along with the roller relative to the inner wall of the flue to scrape ash.
The two scraper mechanisms are arranged on the central shaft rod at intervals, and the driving mechanism is used for driving the central shaft rod to do reciprocating movement in the flue along the axial direction; the radial direction of the roller of the scraper mechanism is the axial eccentric circumferential direction of the flue, so that when the central shaft rod moves in the flue in a reciprocating manner, the plurality of rollers drive the scraper mechanism to rotate in the flue to scrape ash.
The invention can be further perfected by the following technical measures:
as a further improvement, the radial direction of the roller of one scraper mechanism is the axial direction of the flue and deviates from the clockwise circumferential direction, and the radial direction of the roller of the other scraper mechanism is the axial direction of the flue and deviates from the counterclockwise circumferential direction, so that when the scraper mechanisms move along with the driving central shaft rod in the flue in a reciprocating manner, the two scraper mechanisms rotate in opposite directions in the flue to scrape ash.
As a further improvement, the support assembly comprises a support rod and a shock-absorbing spring, the support rod is hinged to the mounting seat, the roller is arranged at the tail end of the support rod, one end of the shock-absorbing spring is hinged to the mounting seat, and the other end of the shock-absorbing spring is hinged to a position, close to the roller, on the support rod.
As a further improvement, the roller comprises a shaft support and ball bearings sleeved on two ends of the shaft support, and the shaft support is fixedly arranged on the support rod; the outer sides of the two ball bearings are respectively fixedly connected with the cambered surface scraper.
As a further improvement, the number of support members per doctor mechanism is three.
As a further improvement, the radial direction of the roller of the scraper mechanism is the deviation angle of the axial direction of the flue to the circumferential direction of the flue is 30-60 degrees.
As a further improvement, the radial direction of the roller of the scraper mechanism is 45 degrees of deviation angle of the axial direction of the flue from the circumferential direction.
As a further improvement, the driving mechanism comprises a driving motor and a transmission steel cable, the driving motor is connected with the central shaft rod through the transmission steel cable, and the driving motor can drive the central shaft rod to move in the flue in a reciprocating mode outside the flue through the transmission steel cable.
As a further improvement, the driving mechanism further comprises a turning frame and a directional wheel, wherein the directional wheel is arranged on the turning frame, and the transmission steel cables at the two ends of the central shaft rod are intersected at the rotating end of the driving motor through the directional wheel.
The invention also provides ash cleaning equipment which comprises the ash scraping device and the soot blowing fan, wherein the soot blowing fan is used for blowing the accumulated ash hung off by the ash scraping device out of a flue.
By adopting the technical scheme, the invention can obtain the following technical effects:
actuating mechanism is used for driving central shaft pole and makes reciprocating motion along axial direction in the flue, and the gyro wheel can roll for the inside wall of flue, and the roll direction of gyro wheel is the axial of flue and inclines circumferential direction, and the gyro wheel that works as the supporting component end promptly will drive whole scraper mechanism and be rotary motion in the flue under the drive of the axial direction power of flue.
The cambered surface scraper rolls along with the roller, and the cambered surface of cambered surface scraper and the inner wall cambered surface looks adaptation of flue to make the cambered surface scraper can be very light hang a large amount of deposition of flue inner wall, and also can prevent when the dust in the clearance pipeline that the ash scale from gluing influence the life of clearance effect and scraper on scraper mechanism. And through the installation of two scraper mechanisms and the reciprocating movement of the scraper mechanisms in the flue for many times along the axial direction, the soot on the inner wall of the flue is completely scraped off, so that the soot scraping effect is achieved.
Furthermore, the rollers of the two scraper mechanisms are designed in opposite directions in the radial directions, so that the two scraper mechanisms can rotate in opposite directions when moving back and forth to scrape ash, and the accumulated ash can be comprehensively scraped.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a cyclone-type flue ash scraping device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the doctor mechanism of FIG. 1;
FIG. 3 is a schematic view of the roller and cambered surface scraper of FIG. 2;
FIG. 4 is a schematic structural diagram of a sootblower fan of a soot cleaning device in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a cyclone-type flue ash-scraping device according to a second embodiment of the present invention;
an icon:
the scraper mechanism 1, the mounting seat 11, the supporting component 12, the supporting rod 121, the shock absorbing spring 122, the roller 13, the shaft support 131, the ball bearing 132, the cambered scraper 14 and the central shaft 2; a sootblower 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 4, a bidirectional cyclone type flue dust scraping device includes two scraper mechanisms 11, a central shaft 2 and a driving mechanism.
Referring to fig. 1 and 2, the scraper mechanism 1 includes a mounting base 11, a plurality of supporting members 12, a plurality of rollers 13, and a plurality of cambered surface scrapers 14. The mounting seat 11 is used for being matched with a bearing of the central shaft rod 2, the plurality of supporting components 12 are radially arranged on the outer peripheral ring of the mounting seat 11, the roller 13 is arranged at the tail end of the supporting component 12, and the supporting component 12 is used for supporting the roller 13 to be attached to the inner wall of the flue. Wherein the rollers 13 at the end of each support member 12 will thereby abut against the inner wall of the flue when the scraper mechanism 1 is placed in the flue, and the rollers 13 can roll against the inner wall of the flue.
Wherein, the cambered surface of cambered surface scraper 14 is mutually adapted with the inner wall cambered surface of flue to conveniently scrape off the deposition of larger area. The cambered scraper 14 is fixedly arranged on the roller 13 so as to roll along with the roller 13 relative to the inner wall of the flue, and can scrape ash relative to the inner wall of the flue in the rolling process.
The two scraper mechanisms 1 are arranged on the central shaft rod 2 at intervals, the driving mechanism is used for driving the central shaft rod 2 to reciprocate in the flue along the axial direction, and the central shaft rod 2 drives the two scraper mechanisms 1 to reciprocate in the flue along the axial direction.
Wherein, the radial direction of the roller of the scraper mechanism 1 is the axial direction of the flue, which is deviated from the circumferential direction, so that when the roller 13 needs to move in the left-right direction, it will roll in the circumferential direction of the flue. So that when the central shaft rod 2 moves back and forth in the flue, the plurality of rollers 13 drive the scraper mechanism 1 to rotate in the flue so as to scrape ash.
The driving mechanism is used for driving the central shaft rod 2 to do reciprocating movement in the flue along the axial direction, the roller 13 can roll relative to the inner side wall of the flue, and the rolling direction of the roller 13 is the axial eccentric circumferential direction of the flue, namely, the roller at the tail end of the supporting component 12 is driven by the axial direction force of the flue to drive the whole scraper mechanism 1 to do rotary movement in the flue.
Cambered surface scraper 14 rolls along with gyro wheel 13, and the cambered surface of cambered surface scraper 14 and the inner wall cambered surface looks adaptation of flue to make cambered surface scraper 14 hang a large amount of deposition of flue inner wall that can be very light, and when the dust in the clearance pipeline, also can prevent that the ash dirt from gluing the life who influences clearance effect and scraper on scraper mechanism 1. And through the installation of two scraper mechanisms 1 and the reciprocating movement in the flue for many times along the axial direction, the soot on the inner wall of the flue is completely scraped off, thereby achieving the effect of scraping the soot.
Referring to fig. 2, the supporting assembly 12 includes a supporting rod 121 and a suspension spring 122, the supporting rod 121 is hinged to the mounting base 11, the roller 13 is disposed at the end of the supporting rod 121, one end of the suspension spring 122 is hinged to the mounting base 11, and the other end of the suspension spring is hinged to a portion of the supporting rod 121 near the roller 13.
Through a shock-absorbing structure similar to a bicycle, a combined structure of the support rod 121 and the shock-absorbing spring 122 is designed, so that the scraper mechanism 1 has a stable obstacle avoidance function. Specifically, when there is a deformation protrusion inside the flue, the roller 13 and the arc scraper 14 react on the supporting component 12 under the pressure of the protrusion mechanism, so that the supporting rod 121 is far away from the inside of the flue by compressing the shock absorbing spring 122, thereby avoiding the deformation protrusion and achieving the obstacle avoidance effect.
Referring to fig. 3, the roller 13 includes a shaft support 131 and ball bearings 132 respectively disposed at two ends of the shaft support 131, wherein the shaft support 131 is fixedly disposed on the support rod 121; the ball bearings 132 at both ends of the shaft support 131 can roll against the inner wall of the flue conveniently.
The outer sides of the two ball bearings 132 are respectively fixedly connected with one of the arc scrapers 14, so that each roller 13 can be adapted to the two arc scrapers 14, the ash scraping area is increased, and the ash scraping efficiency is improved.
Referring to fig. 1 and 2, the number of the supporting components of each scraper mechanism 1 is three. Thereby being better suitable for the flue with the diameter of 0.8 to 1.5 meters.
The driving mechanism comprises a driving motor and a transmission steel cable, the driving motor is connected with the central shaft rod 2 through the transmission steel cable, and the driving motor can drive the central shaft rod 2 to move in the flue in a reciprocating mode outside the flue through the transmission steel cable.
Because the driving motor is driven outside the flue, and the scraper mechanism in the flue is driven to rotate through the structural design, the driving is not blocked because the accumulated dust in the flue is scattered, and the operation cannot be finished. So that the ash scraping device is convenient to clean after use.
Furthermore, the driving mechanism further comprises a turning frame and an orientation wheel, wherein the orientation wheel is arranged on the turning frame, and the transmission steel cables at the two ends of the central shaft rod are intersected at the rotating end of the driving motor through the orientation wheel. The driving motor alternately rotates forwards and backwards, so that the central shaft rod is driven to move repeatedly in the flue.
In other embodiments, the driving motors may have two driving motors respectively disposed at both ends of the central shaft 2 to alternately pull the central shaft 2 to move in the flue.
The invention also provides ash cleaning equipment which comprises the ash scraping device and the soot blowing fan 4, wherein the soot blowing fan is used for blowing the accumulated ash hung off from the ash scraping device out of a flue. Referring to fig. 5, the sootblower is modified to have a concave shape just corresponding to the flue, so that wind power is not wasted.
Example 2
The device provided by the embodiment of the invention is different from the roller mounting design of the scraper mechanism in the embodiment 1, and for the sake of brief description, corresponding contents in the embodiment 1 can be referred to where the embodiment is not mentioned.
Referring to fig. 5, in the present embodiment, the radial direction of the roller 13 of one scraper mechanism 1 is the axial direction of the flue deviating from the clockwise circumferential direction, and the radial direction of the roller 13 of the other scraper mechanism 1 is the axial direction of the flue deviating from the counterclockwise circumferential direction, so that when the scraper mechanisms move along with the driving central shaft rod in the flue in a reciprocating manner, the two scraper mechanisms rotate in opposite directions in the flue to scrape ash.
The radial directions of the rollers 13 of the two scraper mechanisms are designed in opposite directions, so that the two scraper mechanisms 1 can rotate in opposite directions when moving back and forth to scrape ash, and the accumulated ash can be comprehensively scraped.
The deflection angle of the roller 13 of the scraper mechanism in the radial direction to the axial direction of the flue is preferably 30 to 60 degrees. In this embodiment, the radial direction of the rollers 13 of the scraper mechanism 1 is 45 degrees from the axial direction of the flue, and further the direction deviation between the rollers 13 of the scraper mechanisms 1 is 90 degrees, so that the scraper mechanisms 1 are in a reverse rotation state at a higher speed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A bidirectional cyclone type flue dust scraping device is characterized in that,
comprises two scraper mechanisms, a central shaft rod and a driving mechanism;
the scraper mechanism comprises a mounting seat, a plurality of supporting components, a plurality of rollers and a plurality of cambered surface scrapers; the mounting seat is used for being matched with the central shaft rod bearing, the plurality of supporting components are radially arranged on the outer peripheral ring of the mounting seat, the roller is arranged at the tail end of each supporting component, and the supporting components are used for supporting the roller to be attached to the inner wall of the flue; the cambered surface scraper is fixedly arranged on the roller, and the cambered surface of the cambered surface scraper is matched with the cambered surface of the inner wall of the flue so as to roll along with the roller relative to the inner wall of the flue to scrape ash;
the two scraper mechanisms are arranged on the central shaft rod at intervals, and the driving mechanism is used for driving the central shaft rod to reciprocate in the flue along the axial direction; the radial direction of the roller of the scraper mechanism is the axial eccentric circumferential direction of the flue, so that when the central shaft rod moves in the flue in a reciprocating manner, the plurality of rollers drive the scraper mechanism to rotate in the flue to scrape ash.
2. The apparatus of claim 1, wherein the radial direction of the roller of one scraper mechanism is a clockwise circumferential direction and the radial direction of the roller of the other scraper mechanism is a counterclockwise circumferential direction, so that the scraper mechanisms rotate in opposite directions to scrape ash in the flue when the scraper mechanisms move back and forth in the flue along with the driving central shaft.
3. The two-way cyclone type flue dust scraping device as claimed in claim 1, wherein the support assembly comprises a support rod and a shock absorbing spring, the support rod is hinged to the mounting seat, the roller is arranged at the tail end of the support rod, one end of the shock absorbing spring is hinged to the mounting seat, and the other end of the shock absorbing spring is hinged to a part, close to the roller, of the support rod.
4. The bidirectional cyclone type flue dust scraping device as claimed in claim 3, wherein the roller comprises a shaft support and ball bearings sleeved on two ends of the shaft support, and the shaft support is fixedly arranged on the support rod; the outer sides of the two ball bearings are respectively fixedly connected with the cambered surface scraper.
5. The bi-directional cyclonic flue ash scraping device of claim 4, wherein the number of support members per scraper mechanism is three.
6. The bidirectional cyclone type flue dust scraping device as claimed in claim 1 or 2, wherein the radial direction of the roller of the scraper mechanism is 30-60 degrees of deviation angle of the axial direction of the flue from the circumferential direction.
7. The bi-directional cyclone type flue dust scraping device as claimed in claim 6, wherein the radial direction of the roller of the scraper mechanism is 45 degrees from the axial direction to the circumferential direction of the flue.
8. The bi-directional cyclone type flue dust scraping device as claimed in claim 1, wherein the driving mechanism comprises a driving motor and a transmission steel cable, the driving motor is connected with the central shaft rod through the transmission steel cable, and the driving motor can drive the central shaft rod to move back and forth in the flue through the transmission steel cable outside the flue.
9. The apparatus of claim 8, wherein the driving mechanism further comprises a direction-changing frame and a direction-changing wheel, the direction-changing wheel is disposed on the direction-changing frame, and the transmission cables at the two ends of the central shaft are connected to the rotation end of the driving motor through the direction-changing wheel.
10. An ash cleaning device, which is characterized by comprising the ash scraping device as claimed in any one of the claims 1 to 9 and an ash blowing fan, wherein the ash blowing fan is used for blowing the accumulated ash hung on the ash scraping device out of a flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193973.3A CN112228890B (en) | 2020-10-30 | 2020-10-30 | Cyclone type flue ash scraping device and ash removing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193973.3A CN112228890B (en) | 2020-10-30 | 2020-10-30 | Cyclone type flue ash scraping device and ash removing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112228890A CN112228890A (en) | 2021-01-15 |
| CN112228890B true CN112228890B (en) | 2022-11-22 |
Family
ID=74121526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011193973.3A Active CN112228890B (en) | 2020-10-30 | 2020-10-30 | Cyclone type flue ash scraping device and ash removing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112228890B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340124B (en) * | 2021-06-15 | 2022-02-22 | 江苏润美新材料有限公司 | Flue capable of automatically cleaning accumulated dust and cleaning method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4945597A (en) * | 1986-04-28 | 1990-08-07 | Dawson Offshore Pty. Ltd. | Rotary cleaning device |
| JPH05317824A (en) * | 1992-05-14 | 1993-12-03 | Chubu Electric Power Co Inc | Device for preventing adhesion of foreign matter on inside surface of pipe |
| KR20090040241A (en) * | 2007-10-19 | 2009-04-23 | 대지종건(주) | Apparatus breaking foreign body off surface of thing |
| CN107377540A (en) * | 2017-08-29 | 2017-11-24 | 广船国际有限公司 | A kind of inner surface of pipeline cleaning device |
| CN107983732A (en) * | 2017-12-28 | 2018-05-04 | 阜宁隆德机械制造有限责任公司 | A kind of steam power plant easy to cleaning inside coal pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO328066B1 (en) * | 2008-01-25 | 2009-11-23 | Helix Technologies As | A vehicle |
-
2020
- 2020-10-30 CN CN202011193973.3A patent/CN112228890B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4945597A (en) * | 1986-04-28 | 1990-08-07 | Dawson Offshore Pty. Ltd. | Rotary cleaning device |
| JPH05317824A (en) * | 1992-05-14 | 1993-12-03 | Chubu Electric Power Co Inc | Device for preventing adhesion of foreign matter on inside surface of pipe |
| KR20090040241A (en) * | 2007-10-19 | 2009-04-23 | 대지종건(주) | Apparatus breaking foreign body off surface of thing |
| CN107377540A (en) * | 2017-08-29 | 2017-11-24 | 广船国际有限公司 | A kind of inner surface of pipeline cleaning device |
| CN107983732A (en) * | 2017-12-28 | 2018-05-04 | 阜宁隆德机械制造有限责任公司 | A kind of steam power plant easy to cleaning inside coal pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112228890A (en) | 2021-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2013205826B2 (en) | Robot cleaner | |
| CN113245321B (en) | Self-adaptive passive cleaning robot for flammable and explosive dust pipeline | |
| CN112228890B (en) | Cyclone type flue ash scraping device and ash removing equipment | |
| CN204170850U (en) | The board-like electrostatic cleaner of coaxial sleeve control of dust | |
| CN107149987A (en) | A kind of band cleans the electrostatic precipitation component of anode and cathode | |
| CN110916568A (en) | Cleaning device and cleaning robot with same | |
| CN211100590U (en) | Speed-adjustable double-cleaning-mode pipe cleaner | |
| CN211796227U (en) | Cleaning device and cleaning robot with same | |
| CN213701088U (en) | Sewer line cleaning device | |
| JP6082349B2 (en) | Tire cleaning device and wheelchair tire cleaning device | |
| CN112594706A (en) | Burn burning furnace convenient to it is clean | |
| CN211133316U (en) | Supplementary ash device of scraping of pulse deashing bag collector | |
| CN112555120B (en) | Dust and liquid dual-purpose pump | |
| CN212944443U (en) | Natural gas pipeline cleaning device | |
| CN210064309U (en) | Return stroke cleaning box | |
| CN212093589U (en) | A device of decontaminating for pipeline | |
| CN207363973U (en) | A kind of colliery face ventilation blower cleaning device | |
| CN113856338A (en) | Ash removal device of filter and road sweeper thereof | |
| CN215618188U (en) | Robot seventh axle slip table with track clearance function | |
| CN209178895U (en) | A kind of novel sweeper floating installation | |
| CN215352534U (en) | Environment-friendly equipment | |
| CN213350141U (en) | Assembly line with automatic dust removal function | |
| CN114508545B (en) | Bearing | |
| CN215692261U (en) | Filter screen cleaning device, filter and vehicle | |
| CN220608232U (en) | Anti-blocking structure of dust collector |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |