CN110537873A - scrape grey structure - Google Patents
scrape grey structure Download PDFInfo
- Publication number
- CN110537873A CN110537873A CN201910816193.0A CN201910816193A CN110537873A CN 110537873 A CN110537873 A CN 110537873A CN 201910816193 A CN201910816193 A CN 201910816193A CN 110537873 A CN110537873 A CN 110537873A
- Authority
- CN
- China
- Prior art keywords
- dust
- cylinder
- scraping
- ash
- ring
- 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
- 239000000428 dust Substances 0.000 claims abstract description 151
- 238000007790 scraping Methods 0.000 claims abstract description 135
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract description 9
- 230000003749 cleanliness Effects 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 210000002105 tongue Anatomy 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/20—Means for cleaning filters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
the invention discloses an ash scraping structure, which comprises: a dust collecting cylinder which is hollow inside and is opened at the end part thereof to form an air inlet port and a matching port at the two ends thereof; the ash scraping cylinder is hollow inside and one end of the ash scraping cylinder is internally connected with a matching port of the dust collecting cylinder; the interior of the air draft tube is hollow and can be detachably butted with a matching port of the dust collecting tube, and when the air draft tube is butted with the matching port of the dust collecting tube, the dust scraping tube is coaxially nested in the air draft tube; and a dust scraping ring is fixedly connected with the joint of the dust scraping cylinder and the dust collecting cylinder. According to the invention, the dust scraping structure is arranged on the filter screen, so that dirt accumulated on the filter screen can be scraped and cleaned without disassembling the dust-air separation structure, the dust collector is simple and easy to operate, an operator and an operation space cannot be polluted, the easiness in cleaning and the cleanliness in the cleaning process of the dust collector are enhanced, and the dust collector has a wide market application prospect.
Description
Technical Field
the invention relates to the field of dust collectors, in particular to an ash scraping structure.
Background
present dust catcher, the cyclone separation formula structure that generally adopts carries out the dirt gas separation, this dirt gas separation structure very easily piles up on its filter screen in the course of the work, twine a large amount of dusts, foul such as cotton fibre, when needs clearance these accumulational foul, need all dismantle parts such as dirt cup, filter screen, it is loaded down with trivial details and the equipment is easily makeed mistakes to dismantle, frequent dismouting also very easily leads to the cooperation of each part to appear becoming flexible, the life and the dust removal effect of dust catcher have been reduced, furthermore, in the dismouting in-process operator both hands very easily pollute because of being infected with a large amount of foul, operating space also very easily causes secondary pollution because of the raise dust.
In view of the above, it is necessary to develop a dust scraping structure to solve the above problems.
Disclosure of Invention
aiming at the defects in the prior art, the invention aims to provide the dust scraping structure, the dust scraping structure is arranged on the filter screen, so that dirt accumulated on the filter screen can be scraped and cleaned without disassembling the dust-air separation structure, the dust scraping structure is simple and easy to operate, an operator and an operation space cannot be polluted, the easiness in cleaning and the cleanliness in the cleaning process of the dust collector are enhanced, and the dust scraping structure has a wide market application prospect.
To achieve the above objects and other advantages in accordance with the present invention, there is provided an ash scraping structure, comprising:
A dust collecting cylinder which is hollow inside and is opened at the end part thereof to form an air inlet port and a matching port at the two ends thereof;
the ash scraping cylinder is hollow inside and one end of the ash scraping cylinder is internally connected with a matching port of the dust collecting cylinder; and
the interior of the air draft tube is hollow and is detachably butted with a matching port of the dust collecting tube,
When the air draft cylinder is butted with a matching port of the dust collection cylinder, the dust scraping cylinder is coaxially nested in the air draft cylinder; and a dust scraping ring is fixedly connected with the joint of the dust scraping cylinder and the dust collecting cylinder.
preferably, the dust scraping ring is combined with the dust scraping cylinder at the end part of the dust scraping cylinder and extends towards the inner part of the dust collecting cylinder from the periphery of the dust scraping cylinder in a tapered manner, so that the caliber of the dust scraping ring is gradually reduced in the extending direction of the dust scraping ring.
Preferably, a circle of inner support ring tightly attached to the root part of the inner side of the ash scraping ring is formed at the fixed connection part of the ash scraping ring and the ash scraping cylinder.
Preferably, a circle of outer supporting ring tightly attached to the outer root of the dust scraping ring is formed at the joint of the dust collecting cylinder and the dust scraping cylinder.
Preferably, the outer side wall of the ash scraping barrel is in sliding connection with the inner side wall of the air draft barrel.
preferably, a guide structure is further arranged between the ash scraping barrel and the air draft barrel and used for guiding the relative motion between the ash scraping barrel and the air draft barrel to be carried out smoothly.
preferably, the guide structure includes:
The guide path is arranged on the outer side wall of the ash scraping barrel or the inner side wall of the air draft barrel; and
A guide terminal arranged on the inner side wall of the air draft tube or the outer side wall of the ash scraping tube,
When the ash scraping barrel is nested in the air draft barrel, the guide terminal is matched with the guide path.
preferably, the guide path includes:
The extending direction of the guide section is parallel to the axis of the ash scraping cylinder or the axis of the air draft cylinder;
one end of the unlocking section is communicated with one end of the guide section; and
A leading-in section, one end of which is communicated with the other end of the unlocking section,
the extending direction of the leading-in section is consistent with the extending direction of the guiding section, and the unlocking section is perpendicular to the leading-in section or the guiding section.
Compared with the prior art, the invention has the beneficial effects that: it scrapes grey structure through setting up one on the filter screen for need not to disassemble dirt gas separation structure and can realize scraping the clearance to accumulational foul on the filter screen, not only simple easy operation, operator and operation space can not polluted moreover, have strengthened the easy cleanability and the cleanliness factor of clearance in-process of dust catcher, have wider market perspective.
Drawings
FIG. 1 is a perspective view of a proposed handy cleaner according to an embodiment of the present invention;
FIG. 2 is an exploded view of a proposed handy cleaner according to an embodiment of the present invention;
fig. 3 is an exploded view of a proposed ash scraping structure according to an embodiment of the present invention;
FIG. 4 is a longitudinal cross-sectional view of a proposed handy cleaner according to an embodiment of the present invention;
FIG. 5 is a longitudinal sectional view in perspective of the proposed handy cleaner according to one embodiment of the present invention;
Fig. 6 is a longitudinal sectional view of a proposed ash scraping structure according to an embodiment of the present invention;
Fig. 7 is a longitudinal sectional view of an ash scraping structure according to another embodiment of the present invention;
fig. 8 is a longitudinal sectional view of a suction duct in the proposed ash scraping structure according to an embodiment of the present invention;
Fig. 9 is a front view of a guide path in an ash scraping structure according to an embodiment of the present invention.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings, which will enable those skilled in the art to practice the present invention with reference to the accompanying specification.
in the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.
In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc., are defined with respect to the configurations shown in the respective drawings, and in particular, "height" corresponds to a dimension from top to bottom, "width" corresponds to a dimension from left to right, "depth" corresponds to a dimension from front to rear, which are relative concepts, and thus may be varied accordingly depending on the position in which it is used, and thus these or other orientations should not be construed as limiting terms.
Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
according to an embodiment of the present invention, as shown in fig. 3 and 6, it can be seen that the ash scraping structure includes:
A dust collecting tube 11 which is hollow inside and opened at its end to form an air inlet port 111 and a fitting port 112 at both ends thereof; and
A dust scraping cylinder 14 which is hollow and one end of which is connected with the matching port 112 of the dust collecting cylinder 11; and
a ventilation barrel 15, which is hollow and detachably connected with the matching port 112 of the dust collecting barrel 11,
When the air draft tube 15 is butted with the matching port 112 of the dust collection tube 11, the dust scraping tube 14 is coaxially nested in the air draft tube 15; a dust scraping ring 141 is fixedly connected to the joint of the dust scraping cylinder 14 and the dust collecting cylinder 11.
Reference will now be made to fig. 6 and 7, in which the scraper ring 141 is shown in more detail. The dust scraping ring 141 is coupled to the dust scraping cylinder 14 at an end of the dust scraping cylinder 14 and extends from the outer circumference of the dust scraping cylinder 14 toward the inside of the dust collecting cylinder 11 in a tapered manner, so that the aperture of the dust scraping ring 141 is gradually reduced in the extending direction thereof. When removing ash, drive through promoting dust collection tube 11 and scrape ash section of thick bamboo 14 and then order about and scrape ash ring 141 and make rectilinear motion, make and scrape the dirt layer that ash ring 141 wedges on the filter screen, scrape ash ring 141 continuous motion, then the foul on the filter screen lasts to strike off, carry out above-mentioned ash removal action many times repeatedly, the foul on the filter screen is clear away totally, this ash removal process need not to disassemble dirt gas separation structure and can realize scraping the clearance to accumulational foul on the filter screen, not only simple easy operation, and operator and operating space can not be contaminated, the easy cleanability of dust catcher and the cleanliness factor of clearance in-process have been strengthened.
One suitable material for the scraper ring 141 is any suitable resilient wear-resistant material, such as neoprene, nitrile rubber, silicone rubber, or the like.
Referring to FIG. 6, the reinforcement structure of the scraper ring 141 is shown in more detail. A circle of inner supporting rings 142 tightly attached to the inner root of the dust scraping ring 141 is formed at the fixed connection part of the dust scraping ring 141 and the dust scraping cylinder 14. In addition, a circle of outer supporting ring 116 tightly attached to the outer root of the dust scraping ring 141 is formed at the joint of the dust collecting cylinder 11 and the dust scraping cylinder 14. Through the sandwich-like structure of the inner support ring 142 and the outer support ring 116, the root of the ash scraping ring 141 is clamped between the inner support ring 142 and the outer support ring 116, so that the stability of the ash scraping ring 141 can be improved, the ash scraping ring 141 is prevented from being bent or even broken in the ash removing process, and the durability of the ash scraping ring 141 is improved. Further, the dust scraping ring 141 is fixed without additional attachment members (e.g., screw, bolt, etc.) which reduces the number of parts of the dust scraping structure as a whole while also reducing the overall weight and assembly complexity.
With reference to fig. 7, it can be noted that the outer side wall of the ash scraping cylinder 14 is slidably connected with the inner side wall of the ventilation cylinder 15.
further, a guide structure for guiding the movement path of the ash scraping cylinder 14 is further arranged between the ash scraping cylinder 14 and the air draft cylinder 15.
Reference will now be made to fig. 2, in which the guide structure is shown in more detail. The guide structure includes:
a guide path 154 provided on an outer sidewall of the scraping cylinder 14 or an inner sidewall of the suction cylinder 15; and
a guide terminal 142 provided on an inner sidewall of the suction duct 15 or an outer sidewall of the ash scraping drum 14,
Wherein the guide terminal 142 remains mated with the guide path 154 when the ash scraping barrel 14 is nested in the extractor barrel 15.
Referring to fig. 8 and 9, the guide path 154 is shown in greater detail. The guide path 154 includes:
A guide section 1541 extending in a direction parallel to the axis of the ash scraping cylinder 14 or the axis of the air draft cylinder 15;
An unlocking section 1542, one end of which communicates with one end of the guiding section 1541; and
An introduction section 1543 having one end communicated with the other end of the unlocking section 1542,
wherein, the extending direction of the leading-in section 1543 is consistent with the extending direction of the guiding section 1541, and the unlocking section 1542 is perpendicular to the leading-in section 1543 or the guiding section 1541.
referring again to fig. 2, in the preferred embodiment, the leading terminals 142 are provided on the distal end outer side wall of the scraping cylinder 14, and 3 are provided equidistantly in the circumferential direction of the scraping cylinder 14; the guide path 154 has 3 equally spaced grooves around the inner sidewall of the exhaust funnel 15, and the guide section 1543 is open to the outside of the exhaust funnel 15 along the extending direction and opposite to the mating port 112.
Having described the basic structure of the guide structure fully above, those skilled in the art will understand that it follows the mating process: when the dust scraping cylinder 14 is to be abutted with the dust collecting cylinder 11, the guiding terminal 142 is aligned with the inlet of the guiding section 1543, and the distance between the dust scraping cylinder 14 and the dust collecting cylinder 11 is gradually shortened until the guiding terminal 142 finishes moving the guiding section 1543; then, rotating the dust collecting barrel 11 by a corresponding angle along the extending direction of the unlocking section 1542 until the guiding terminal 142 goes through the unlocking section 1542; then, the distance between the dust scraping cylinder 14 and the dust collecting cylinder 11 is continuously shortened, the guiding terminal 142 is pushed to move away from the guiding section 1541, and finally the dust scraping cylinder 14 is butted with the dust collecting cylinder 11; on the contrary, when the dust scraping cylinder 14 is separated from the dust collecting cylinder 11, the guiding terminal 142 is gradually withdrawn from the guiding path 154 along the direction opposite to the butting direction, which is limited and will not be described again.
according to an embodiment of the present invention, as shown in fig. 1, 2, 4 and 5, it can be seen that the handy cleaner includes:
A housing 1 having a hollow interior; and
a filter assembly 3 disposed in the housing 1,
wherein, the shell 1 comprises the ash scraping structure of any one of the above embodiments.
Further, the housing 1 includes:
a dust cover 12 rotatably connected to an air inlet port 111 of the dust collection container 11 to open and close the air inlet port 111;
a ventilation barrel 15, which is hollow and detachably connected with the matching port 112 of the dust collecting barrel 11; and
A holding cylinder 16 which is butted with the other end of the air draft tube 15,
An air suction opening 123 for air suction is formed in the dust blocking cover 12, and when the air suction barrel 15 is butted with the matching port 112 of the dust collecting barrel 11, the dust scraping barrel 14 is coaxially nested in the air suction barrel 15.
Referring to fig. 2 again, the dust cover 12 is rotatably connected to the hinge portion 114 on the air inlet 111 through a connecting portion 121 thereon, wherein a locking groove 122 is formed on the dust cover 12 and is opposite to the connecting portion 121.
referring to fig. 2, 4 and 5, the filtering assembly 3 includes an air duct 31, a coarse filter 32 and a fixed cylinder 33 connected in series along the flowing direction of the air flow,
the air duct 31 and the coarse filter 32 are disposed in the dust collecting barrel 11 and spaced apart from the inner sidewall of the dust collecting barrel 11, the air duct 31 is in sealed butt joint with the air suction opening 123, the fixing barrel 33 extends out from the matching port 112 and extends into the dust scraping barrel 14, and the outer sidewall of the fixing barrel 33 is attached to the inner sidewall of the dust scraping barrel 14.
Further, a fine filter 34 is disposed in the fixed cylinder 33. The air filtered by the coarse filter 32 passes through the fine filter 34 and is filtered again by the fine filter 34 to improve the cleanliness of the air.
in a preferred embodiment, the fine filter 34 is a filtered hypaete.
referring to fig. 2, the end of the dust scraping ring 141 is contracted to form an annular and unclosed dust scraping opening 1411, the dust scraping ring 141 is slidably sleeved on the coarse screen 32 through the dust scraping opening 1411,
wherein, the dust scraping ring 141 is elastically contacted with the outer side wall of the coarse filter screen 32 at the dust scraping opening 1411.
Referring to fig. 4 and 5, when the dust scraping cylinder 14 is abutted to the dust collecting cylinder 11, the dust scraping ring 141 is located at the transition section between the coarse filter screen 32 and the fixed cylinder 33, and the dust scraping port 1411 does not block the filter port of the coarse filter screen 32, so that the cyclone dust-gas separation operation of the coarse filter screen is not affected; during dust removal, the dust collection barrel 11 is pushed to drive the dust scraping barrel 14 to drive the dust scraping ring 141 to do linear motion along the outer surface of the coarse filter screen 32, so that the dust scraping ring 141 is wedged into a dirt layer on the coarse filter screen 32, the dust scraping ring 141 continuously moves, then dirt on the coarse filter screen 32 is continuously scraped, the dust removal action is repeatedly performed for multiple times until the dirt on the coarse filter screen 32 is completely removed, the removed dirt is collected in the dust collection barrel 11, after the dust removal is finished, the dust blocking cover 12 is opened, the hung dust can be poured out and cleaned through the air inlet port 111, and the dust blocking cover 12 is covered after the cleaning is finished. This ash handling process need not to disassemble dirt gas separation structure and can realize scraping the clearance to accumulational foul on the filter screen, and not only simple easy operation, operator and operation space can not be polluted moreover, have strengthened the easy cleanability of dust catcher and the cleanliness factor in the clearance process.
In a preferred embodiment, the dust scraping ring 141 is made of an elastic material, so that the dust scraping ring 141 can be always tightly attached to the coarse filter screen 32 in the dust scraping process, and the scraping efficiency is improved.
Referring now again to fig. 2, there is shown a bi-directional locking structure provided on an outer sidewall of the dust collecting container 11, the bi-directional locking structure including:
a locking guide groove 113 which is opened on the outer side wall of the dust collecting cylinder 11 and extends along the length direction of the dust collecting cylinder 11; and
Two sets of locking tongues 115 symmetrically arranged in said locking guide slots 113,
Wherein the latch tongue 115 is rotatable with respect to the latch guide groove 113 to switch between an unlocked state and a latched state; the latch bolt 115 comprises a latch bolt body 1151 and a latch bolt fastening part 1154, wherein the latch bolt fastening part 1154 is positioned outside the locking guide groove 113; when the latch 115 is in the locked state, the latch fastening part 1154 is fastened to the dust blocking cover 12 or the ventilation barrel 15, so as to prevent the dust blocking cover 12 from opening the air inlet 111 or prevent the dust collecting barrel 11 from being separated from the ventilation barrel 15.
Further, a reset member 1153 is elastically connected to each of the latch bolts 115, the reset member 1153 is disposed in the lock guide groove 113 and acts on the latch bolt 115, the reset member 1153 is elastically deformable, and the reset member 1153 is configured to rotate the latch bolt 115 in a locking direction to reset the latch bolt 115 from the unlocked state to the locked state.
further, two sets of lock bases 1131 corresponding to the latch bolts 115 are disposed in the locking guide groove 113, a rotating shaft 1152 is formed near the middle section of the latch bolt body 1151, and the latch bolt body 1151 is rotatably connected to the lock bases 1131 through the rotating shaft 1152. In a preferred embodiment, a return member 1153 is a return spring elastically abutting between the bottom wall of the locking guide groove 113 and the latch body 1151, wherein the return member 1153 is disposed opposite to the latch catching portion 1154.
When the dust scraping cylinder 14 is abutted to the dust collecting cylinder 11, the latch fastening portion 1154 of one set of latches 115 is fastened to the ventilating duct 15, and as a preferred embodiment, the fastening portion 1154 of the latch is covered with the ventilating duct 15 to form a receiving cover 155 for allowing the latch fastening portion 1154 to enter and exit.
further, the bi-directional locking structure includes an unlocking assembly that acts on the latch body 1151 to rotate the latch bolt 115 in the unlocking direction to switch from the locked state to the unlocked state, the unlocking direction being opposite to the locking direction.
reference will now be made to fig. 2 and 4, which illustrate the release assembly in more detail. The unlocking assembly comprises:
A protective cover 13 covering the latch body 1151 and provided on the latch guide groove 113; and
An unlocking block 131 slidably inserted into the protective cover 13,
wherein the unlocking block 131 acts on the bolt body 1151 to rotate the bolt 115 in the unlocking direction to switch from the locked state to the unlocked state. When the unlocking block 131 is pressed downwards, the unlocking block 131 acts on the respective bolt bodies 1151 of the two bolts 115 simultaneously, so that the two bolts 115 rotate along the unlocking direction to unlock the dust blocking cover 12 and the air draft tube 15 simultaneously, dust scraping operation is performed under the unlocking state, after dust scraping operation is completed, the dust blocking cover 12 is reset, the air draft tube 15 is connected with the dust collection tube 11 again, the pressed unlocking block 131 is loosened, so that the two bolts 115 rotate along the locking direction to lock the dust blocking cover 12 and the air draft tube 15 simultaneously, and dust removing operation can be continued.
Referring to fig. 4 and 5, the suction duct 15 is provided with a fine filtering chamber 151 and a vacuum generating chamber 152 which are sequentially communicated in the flow direction of the air flow, the ash scraping tube 14 selectively enters and exits the fine filtering chamber 151, and the vacuum generating chamber 152 is provided with a vacuum generator 21.
Furthermore, a storage battery 22 is arranged in the holding cylinder 16, a connecting chamber 153 opposite to the holding cylinder 16 is arranged in the ventilation cylinder 15, and an electrode end of the storage battery 22 is electrically connected with the vacuum generator 21 after being inserted into the connecting chamber 153.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (8)
1. an ash scraping structure, comprising:
a dust collecting tube (11) which is hollow inside and is opened at the end part thereof to form an air inlet port (111) and a matching port (112) at the two ends thereof;
the ash scraping cylinder (14) is hollow inside and one end of the ash scraping cylinder is inscribed with a matching port (112) of the dust collecting cylinder (11); and
a ventilation barrel (15) which is hollow and is detachably connected with a matching port (112) of the dust collecting barrel (11) in an abutting mode,
When the air draft tube (15) is butted with a matching port (112) of the dust collection tube (11), the dust scraping tube (14) is coaxially nested in the air draft tube (15); the dust scraping ring (141) is fixedly connected with the joint of the dust scraping cylinder (14) and the dust collecting cylinder (11).
2. the dust scraping structure as claimed in claim 1, wherein said dust scraping ring (141) is combined with said dust scraping cylinder (14) at the end of said dust scraping cylinder (14) and extends from the periphery of said dust scraping cylinder (14) toward the inside of said dust collecting cylinder (11) in a tapered manner so that the aperture of said dust scraping ring (141) is gradually reduced in the extending direction thereof.
3. the ash scraping structure as claimed in claim 2, characterized in that a ring of inner support ring (142) tightly attached to the inner root of the ash scraping ring (141) is formed at the fixed connection of the ash scraping ring (141) and the ash scraping cylinder (14).
4. the dust scraping structure as claimed in claim 2, characterized in that a ring of outer supporting ring (116) closely attached to the outer root of the dust scraping ring (141) is formed at the joint of the dust collecting cylinder (11) and the dust scraping cylinder (14).
5. The ash scraping structure as claimed in claim 1, characterized in that the outer side wall of the ash scraping cylinder (14) is slidably connected with the inner side wall of the air draft cylinder (15).
6. the ash scraping structure of claim 5, characterized in that a guiding structure is arranged between the ash scraping cylinder (14) and the air draft cylinder (15), and the guiding structure is used for guiding the relative movement between the ash scraping cylinder (14) and the air draft cylinder (15) to be smooth.
7. The ash scraping structure of claim 6, wherein the guide structure comprises:
A guide path (154) provided on an outer side wall of the ash scraping cylinder (14) or an inner side wall of the ventilation cylinder (15); and
A guide terminal (142) provided on an inner side wall of the draft tube (15) or an outer side wall of the dust scraping tube (14),
wherein the guide terminal (142) remains mated with the guide path (154) when the ash scraping barrel (14) is nested in the extractor barrel (15).
8. the ash scraping structure of claim 7, wherein the guide path (154) comprises:
A guide section (1541) extending in a direction parallel to the axis of the ash scraping cylinder (14) or the axis of the air draft cylinder (15);
an unlocking section (1542) one end of which communicates with one end of the guide section (1541); and
An introduction section (1543) one end of which communicates with the other end of the unlocking section (1542),
wherein the extension direction of the leading-in section (1543) coincides with the extension direction of the guiding section (1541), and the unlocking section (1542) is perpendicular to the leading-in section (1543) or the guiding section (1541).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816193.0A CN110537873A (en) | 2019-08-30 | 2019-08-30 | scrape grey structure |
| PCT/CN2019/120423 WO2021036039A1 (en) | 2019-08-30 | 2019-11-22 | Ash scraping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816193.0A CN110537873A (en) | 2019-08-30 | 2019-08-30 | scrape grey structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110537873A true CN110537873A (en) | 2019-12-06 |
Family
ID=68710986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910816193.0A Pending CN110537873A (en) | 2019-08-30 | 2019-08-30 | scrape grey structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110537873A (en) |
| WO (1) | WO2021036039A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112021994A (en) * | 2020-09-14 | 2020-12-04 | 宁波久昌电器有限公司 | Dust cup for dust collector |
| CN112568782A (en) * | 2020-12-28 | 2021-03-30 | 追创科技(苏州)有限公司 | Double-effect ash scraping cleaning device and ash scraping method |
| CN112647877A (en) * | 2020-12-25 | 2021-04-13 | 重庆市能源投资集团科技有限责任公司 | Soft coal seam branch drilling and pipe lowering guiding device and efficient extraction method |
| CN113057523A (en) * | 2021-03-31 | 2021-07-02 | 北京小狗吸尘器集团股份有限公司 | Dust removal dust cup and dust collecting equipment |
| WO2021223355A1 (en) * | 2020-05-07 | 2021-11-11 | 追觅创新科技(苏州)有限公司 | Handheld vacuum cleaner |
| CN115023167A (en) * | 2020-02-07 | 2022-09-06 | 戴森技术有限公司 | Vacuum cleaning appliance |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216020766U (en) * | 2021-05-20 | 2022-03-15 | 北京顺造科技有限公司 | Dust scraping device for cleaning equipment and cleaning equipment with dust scraping device |
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