CN114392941A - Blowing-sucking type manual dust removing device - Google Patents
Blowing-sucking type manual dust removing device Download PDFInfo
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- CN114392941A CN114392941A CN202111455909.2A CN202111455909A CN114392941A CN 114392941 A CN114392941 A CN 114392941A CN 202111455909 A CN202111455909 A CN 202111455909A CN 114392941 A CN114392941 A CN 114392941A
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- air valve
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- 239000000428 dust Substances 0.000 title claims abstract description 52
- 239000011148 porous material Substances 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 38
- 238000007664 blowing Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000001556 precipitation Methods 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000011449 brick Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Cleaning In General (AREA)
Abstract
The invention provides a blowing-sucking type manual dust removal device, which is characterized in that a flexible telescopic adjusting pipe such as a corrugated rubber pipe is arranged at the bottom of a pore channel to be cleaned, the telescopic adjusting pipe is connected with an air outlet connecting hole, and the outer opening of the pore channel to be cleaned can be sealed by the front end of a flexible sealing sleeve. The blowing-sucking type manual dust removal device is operated to enable the telescopic adjusting pipe to generate compressed gas, and the gas scours the pore channel to be cleaned; the empty bin of the air suction cabin hermetically connected with the outer opening of the pore channel to be cleaned generates negative pressure, and dust and sundries blown out of the opening of the pore channel to be cleaned are sucked into the air suction cabin for precipitation and filtration, so that the problem that the special-shaped and bent pore channel cannot be cleaned or the cleaning effect is poor in the traditional pore channel cleaning process is solved, and meanwhile, the problem of secondary environmental pollution is solved by setting a closed environment; and the hole cleaning efficiency and efficiency are improved by utilizing the 'synchronous blowing and sucking' technology.
Description
Technical Field
The invention relates to a blowing-sucking type manual dust removal device.
Background
In the building industry, it is a common construction process that drilling holes in existing structural members (concrete, bricks, stone, etc.), then cleaning the holes, and cleaning the existing remaining holes.
The current common hole cleaning mode mainly utilizes a mode of combining a brush with single air blowing to clean dust in holes.
The brush has the defects that the cleaning effect on the special-shaped or bent pore passages is poor;
the single air blowing mainly carries dust and sundries out of the pore channel by air compression, and on one hand, the dust and sundries cleaning effect is determined by the air blowing pressure; the other side produces secondary pollution to the external environment after the gas carrying dust exits the pore channel, so that the working environment and the construction environment of the operating personnel are seriously affected.
Disclosure of Invention
The invention aims to provide a blowing-sucking type manual dust removal device.
In order to solve the above problems, the present invention provides a blowing-sucking type manual dust removing device, comprising:
one end of the telescopic adjusting pipe extends into the pore canal to be cleaned;
the air suction device comprises an air suction cabin, a push-pull cabin and an air blowing cabin, wherein the head end of the air suction cabin is provided with an air inlet connecting hole which is communicated with the pore channel to be cleaned; a first one-way air valve is arranged between the air suction cabin and the push-pull cabin, the first one-way air valve is arranged at the tail end of the air suction cabin and the head end of the push-pull cabin, an air filter screen is arranged between the air inlet connecting hole and the first one-way air valve, and the air suction cabin between the air inlet connecting hole and the air filter screen is an impurity and dust precipitation cabin; a fourth one-way air valve is arranged between the push-pull cabin and the air blowing cabin, the fourth one-way air valve is arranged at the tail end of the push-pull cabin and the head end of the air blowing cabin, a push-pull rod is arranged in the push-pull cabin, the side, close to the first one-way air valve, in the push-pull cabin is provided with an initial limit of the push-pull rod, and the side, close to the fourth one-way air valve, in the push-pull cabin is provided with an ending limit of the push-pull rod; the tail end of the air blowing cabin is provided with an air outlet connecting hole, and the air outlet connecting hole is connected with the other end of the telescopic adjusting pipe; a second one-way air valve is also arranged between the first one-way air valve and the starting limit in the push-pull cabin and is used for being communicated with the external atmosphere; a third one-way air valve is arranged on the ending limit in the push-pull cabin and is used for being communicated with the external atmosphere; when P1> P2, the first air valve is open, otherwise the first air valve is closed; when P2> P0, the second air valve is opened, otherwise, the second air valve is closed; when P3< P0, the third air valve is opened, otherwise, the third air valve is closed; p3> P0, the fourth air valve is open, otherwise the fourth air valve is closed, wherein P0 is atmospheric pressure, P1 is air pressure in the air suction cabin, P2 is air pressure between the first one-way air valve and the starting limit in the push-pull cabin, and P3 is air pressure between the starting limit and the ending limit in the push-pull cabin;
and one end of the flexible sealing sleeve is sleeved on the air outlet connecting hole and the air inlet connecting hole, and the other end of the flexible sealing sleeve is sleeved on the to-be-cleaned pore channel so as to seal the to-be-cleaned pore channel.
Further, in the above blowing-sucking type manual dust removing device, the bottom of the impurity and dust settling chamber is further provided with an opening cover.
Further, in the above blowing-sucking type manual dust removing device, the air outlet connection hole and the air inlet connection hole are arranged in parallel up and down.
Furthermore, in the above blowing-sucking type manual dust removing device, one end of the telescopic adjusting pipe extending into the duct to be cleaned is also connected with a cleaning head.
Furthermore, in the above blowing-sucking type manual dust removing device, an end socket is arranged at one end of the telescopic adjusting pipe extending into the duct to be cleaned, and the end socket is connected with the cleaning head.
Further, in the above blowing-sucking type manual dust removing device, the cleaning head is a fixed end, the fixed end is bonded with the end interface or connected through a screw thread, and a plurality of vent holes are arranged on the side wall of the fixed end.
Further, in the above manual dust collector of pressure-vaccum formula, the cleaning head is the cyclone type end, the cyclone type end with the end interface is connected through the pivot pole, but the cyclone type end includes the rotating head, but the rotating head internal fixation has the paddle, the paddle with the pivot pole is connected, but the tip of rotating head still is provided with the brush hair.
Further, in above-mentioned manual dust collector of pressure-vaccum formula, the compound cyclonic type end of cleaning head, compound cyclonic type end with the end interface is connected through the pivot pole, but the cyclonic type end includes the rotating head, but the rotating head internal fixation has the paddle, the paddle with the pivot pole is connected, but the tip of rotating head still is provided with the brush hair, but be provided with a plurality of air vents on the lateral wall of rotating head.
Further, in the above blowing-sucking type manual dust collector, when the push-pull rod is pulled outward from the starting limit to the ending limit, P3> > P0, P2> P1, P2< P0, the first one-way air valve is opened, the second one-way air valve is closed, the third air valve is closed, the fourth one-way air valve is opened, and compressed air is blown out from the telescopic adjusting pipe to flush ash in the duct to be cleaned; when P1 is P2< < P0, negative pressure is formed in the flexible sealing sleeve of the orifice opening to be cleaned, and blown ash is sucked into the impurity and dust settling chamber.
Further, in the above blowing-sucking type manual dust removing device, when the push-pull rod is pushed inwards from the ending limit to the starting limit, P3< < P0, and P2> > P1, and P2> > P0, the first one-way air valve is closed, the second one-way air valve is opened, the third one-way air valve is opened, and the third one-way air valve is closed.
Compared with the prior art, the invention arranges a flexible telescopic adjusting pipe such as a fold rubber pipe to the bottom of the pore canal to be cleaned, connects the telescopic adjusting pipe with the air outlet connecting hole 9, and the blowing-sucking type manual dust removal device can seal the outer opening of the pore canal to be cleaned through the front end of the flexible sealing sleeve. The blowing-sucking type manual dust removal device is operated to enable the telescopic adjusting pipe to generate compressed gas, and the gas scours the pore channel to be cleaned; the empty bin of the air suction chamber 21 which is connected with the outer opening of the pore canal to be cleaned in a sealing way generates negative pressure, and dust and sundries blown out of the opening of the pore canal to be cleaned are sucked into the air suction chamber 21 for precipitation and filtration. The first one-way gas valve 1 and the fourth one-way gas valve 4 can control gas to be prevented from reversely running; the second one-way air valve 2 and the third one-way air valve 3 are air pressure balance valves arranged for balancing the normal operation of the working bin where the push railing is located. Because of the relationship of positive pressure and negative pressure, the pressure of the conventional hole cleaning gas is increased, and the hole cleaning efficiency and efficiency are improved. Meanwhile, the telescopic and foldable corrugated telescopic adjusting pipe 12 is used, the telescopic adjusting pipe 12 is inserted to the bottom of the pore canal to be cleaned along the pore canal, and the end part of the adjusting pipe can be provided with pneumatic cleaning heads with various specifications, so that the pore canal cleaning effect is enhanced.
The invention solves the problems that the special-shaped and bent pore channels cannot be cleaned or the cleaning effect is poor in the traditional pore channel cleaning process, and simultaneously solves the problem of secondary environmental pollution by arranging a closed environment; and the hole cleaning efficiency and efficiency are improved by utilizing the 'synchronous blowing and sucking' technology.
Drawings
FIG. 1 is a structural diagram of a blowing-sucking type manual dust removing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of the air flow when the push-pull rod of the blowing-sucking manual dust collector is pulled outwards according to one embodiment of the present invention;
FIG. 3 is a schematic view of a flexible sealing boot according to an embodiment of the present invention;
FIG. 4 is a schematic view of the telescoping adjustment tube of one embodiment of the invention shown retracted;
FIG. 5 is a schematic view of a telescopically adjustable tube of an embodiment of the invention as it is stretched;
FIG. 6 is a schematic view of a fixed head attached to a telescoping adjustable tube according to one embodiment of the present invention;
FIG. 7 is a schematic view of a cyclonic tip coupled to a telescoping adjustment tube in accordance with one embodiment of the invention;
FIG. 8 is a schematic view of a compound cyclonic tip coupled to a telescoping adjustable tube, in accordance with one embodiment of the present invention;
FIG. 9 is a cross-sectional view of the cyclonic tip of FIG. 7 or the composite cyclonic tip of FIG. 8 taken along the line 1-1 in accordance with one embodiment of the present invention;
fig. 10 is a schematic view of the air valve during outward pulling of the push-pull rod from the start limit to the end limit according to an embodiment of the present invention;
fig. 11 is a schematic view of the air valve of the push-pull rod of the present invention from the outer position to the end position;
fig. 12 is a schematic view of the air valve during the inward pushing process of the push-pull rod from the ending limit to the starting limit according to an embodiment of the present invention;
fig. 13 is a schematic view of the gas valve of the push-pull rod pushed inward to the initial limit according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 10, the present invention provides a blowing-sucking type manual dust removing device, including:
one end of the telescopic adjusting pipe 12 extends into the pore canal 10 to be cleaned;
FIG. 4 is a schematic view of the retractable adjustment tube of one embodiment of the present invention when retracted; FIG. 5 is a schematic view of a telescopically adjustable tube of an embodiment of the invention as it is stretched;
a suction chamber 21, a push-pull chamber 22, and an air-blowing chamber 23, wherein,
the head end of the air suction cabin 21 is provided with an air inlet connecting hole 8, and the air inlet connecting hole 8 is communicated with the pore passage 10 to be cleaned; a first one-way air valve 1 is arranged between the air suction cabin 21 and the push-pull cabin 22, the first one-way air valve 1 is arranged at the tail end of the air suction cabin 21 and the head end of the push-pull cabin 22, an air filter screen 5 is arranged between the air inlet connecting hole 8 and the first one-way air valve 1, and the air suction cabin between the air inlet connecting hole 8 and the air filter screen 5 is an impurity and dust precipitation cabin 7;
a fourth one-way air valve 4 is arranged between the push-pull cabin 22 and the air blowing cabin 23, the fourth one-way air valve 4 is arranged at the tail end of the push-pull cabin 22 and the head end of the air blowing cabin 23, a push-pull rod 19 is arranged in the push-pull cabin 22, the side, close to the first one-way air valve 1, in the push-pull cabin 22 is provided with a starting limit 20 of the push-pull rod 19, and the side, close to the fourth one-way air valve 4, in the push-pull cabin 22 is provided with an ending limit 25 of the push-pull rod 19; the tail end of the air blowing cabin 23 is provided with an air outlet connecting hole 9, and the air outlet connecting hole 9 is connected with the other end of the telescopic adjusting pipe 12;
a second one-way air valve 2 is also arranged between the first one-way air valve 1 and the starting limit 20 in the push-pull cabin 22, and the second one-way air valve 2 is used for being communicated with the external atmosphere;
a third one-way air valve 3 is arranged on the ending limit 25 in the push-pull cabin 22, and the third one-way air valve 3 is used for being communicated with the external atmosphere;
when P1> P2, the first air valve 1 is opened, otherwise the first air valve is closed; when P2> P0, the second air valve 2 is opened, otherwise, the second air valve 2 is closed; when P3< P0, the third air valve 3 is opened, otherwise, the third air valve 3 is closed; p3> P0, the fourth air valve 4 is opened, otherwise the fourth air valve 4 is closed, wherein P0 is atmospheric pressure, P1 is air pressure in the suction chamber 21, P2 is air pressure between the first one-way air valve 1 and the start limit in the push-pull chamber 22, and P3 is air pressure between the start limit and the end limit in the push-pull chamber 22;
one end of the flexible sealing sleeve 11 is sleeved on the air outlet connecting hole 9 and the air inlet connecting hole 8, and the other end of the flexible sealing sleeve is sleeved on the pore channel 10 to be cleaned so as to seal the pore channel 10 to be cleaned.
In the invention, a flexible telescopic adjusting pipe such as a corrugated rubber pipe is arranged at the bottom of the pore canal to be cleaned, the telescopic adjusting pipe is connected with the air outlet connecting hole 9, and the blowing-sucking type manual dust removal device can seal the outer opening of the pore canal to be cleaned through the front end of the flexible sealing sleeve. The blowing-sucking type manual dust removal device is operated to enable the telescopic adjusting pipe to generate compressed gas, and the gas scours the pore channel to be cleaned; the empty bin of the air suction chamber 21 which is connected with the outer opening of the pore canal to be cleaned in a sealing way generates negative pressure, and dust and sundries blown out of the opening of the pore canal to be cleaned are sucked into the air suction chamber 21 for precipitation and filtration. The first one-way gas valve 1 and the fourth one-way gas valve 4 can control gas to be prevented from reversely running; the second one-way air valve 2 and the third one-way air valve 3 are air pressure balance valves arranged for balancing the normal operation of the working bin where the push railing is located. Because of the relationship of positive pressure and negative pressure, the pressure of the conventional hole cleaning gas is increased, and the hole cleaning efficiency and efficiency are improved. Meanwhile, the telescopic and foldable corrugated telescopic adjusting pipe 12 is used, the telescopic adjusting pipe 12 is inserted to the bottom of the pore canal to be cleaned along the pore canal, and the end part of the adjusting pipe can be provided with pneumatic cleaning heads with various specifications, so that the pore canal cleaning effect is enhanced.
The blowing-sucking integrated manual closed dust removal device and the construction method solve the problems that the special-shaped and bent channels cannot be cleaned or the cleaning effect is poor in the traditional channel cleaning process, and simultaneously solve the problem of secondary environmental pollution by arranging a closed environment; and the hole cleaning efficiency and efficiency are improved by utilizing the 'synchronous blowing and sucking' technology.
Preferably, the bottom of the impurity and dust settling chamber 7 is further provided with an opening cover 6 to facilitate the cleaning of the impurities and dust in the impurity and dust settling chamber 7.
Preferably, the air outlet connecting hole 9 and the air inlet connecting hole 8 are arranged in parallel up and down, so as to facilitate air suction and air blowing simultaneously.
Preferably, one end of the telescopic adjusting pipe 12 extending into the duct 10 to be cleaned is further connected with a cleaning head.
Preferably, one end of the telescopic adjusting pipe 12 extending into the pore canal 10 to be cleaned is provided with an end interface 13, and the end interface 13 is connected with the cleaning head.
Preferably, as shown in fig. 6, the cleaning head is a fixed head 18, the fixed head 18 is bonded or screwed with the head interface 13, and a plurality of vent holes 24 are formed in the side wall of the fixed head, so as to facilitate blowing air more efficiently.
Preferably, as shown in fig. 7 and 9, the cleaning head is a cyclonic head, the cyclonic head is connected to the head interface through a rotating shaft 16, the cyclonic head includes a rotatable head 17, a paddle 15 is fixed in the rotatable head 17, the paddle 15 is connected to the rotating shaft 16, and bristles 14 are further disposed at an end of the rotatable head 17.
Preferably, as shown in fig. 8 and 9, the cleaning head is a composite cyclonic tip, the composite cyclonic tip is connected to the tip interface through a rotating shaft 16, the cyclonic tip includes a rotatable head 26, a blade 15 is fixed in the rotatable head 26, the blade 15 is connected to the rotating shaft 16, bristles 14 are further arranged at the end of the rotatable head 26, and a plurality of vent holes are formed in the side wall of the rotatable head 26, so that air can be blown in more efficiently.
Preferably, the push-pull rod of the device can be reset inwards, the fold-type telescopic adjusting pipe 12 is connected with the air outlet connecting hole 9, and the flexible sealing sleeve is tightly pushed against the hole to be cleaned. P0, P1, P2 and P3 represent the air pressure at the positions, wherein P0 is the atmospheric pressure, P1 is the air pressure in the suction chamber 21, P2 is the air pressure between the first one-way valve 1 and the start limit in the push-pull chamber 22, and P3 is the air pressure between the start limit and the end limit in the push-pull chamber 22.
As shown in fig. 10 and 11, when the push-pull rod 19 is pulled outwards from the starting limit 20 to the ending limit 25, P3> > P0, P2> P1, P2< P0, the first one-way valve 1 is opened, the second one-way valve 2 is closed, the third valve 3 is closed, and the fourth one-way valve 4 is opened, and compressed air is blown out from the telescopic adjusting pipe 12 to flush ash in the tunnel 10 to be cleaned; when P1 is P2< < P0, negative pressure is formed in the flexible sealing sleeve at the opening of the duct 10 to be cleaned, and blown ash is sucked into the impurity and dust settling chamber 7.
Preferably, as shown in fig. 12 and 13, when the push-pull rod 19 is pushed from the ending limit 25 to the starting limit 20, P3< < P0, and P2> > P1, and P2> > P0, the first one-way valve 1 is closed, the second one-way valve 2 is opened, the third one-way valve 3 is opened, and the third one-way valve 4 is closed, so that the push-pull rod 19 is reset to the starting limit 20.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a manual dust collector of pressure-vaccum formula which characterized in that includes:
one end of the telescopic adjusting pipe extends into the pore canal to be cleaned;
the air suction device comprises an air suction cabin, a push-pull cabin and an air blowing cabin, wherein the head end of the air suction cabin is provided with an air inlet connecting hole which is communicated with the pore channel to be cleaned; a first one-way air valve is arranged between the air suction cabin and the push-pull cabin, the first one-way air valve is arranged at the tail end of the air suction cabin and the head end of the push-pull cabin, an air filter screen is arranged between the air inlet connecting hole and the first one-way air valve, and the air suction cabin between the air inlet connecting hole and the air filter screen is an impurity and dust precipitation cabin; a fourth one-way air valve is arranged between the push-pull cabin and the air blowing cabin, the fourth one-way air valve is arranged at the tail end of the push-pull cabin and the head end of the air blowing cabin, a push-pull rod is arranged in the push-pull cabin, the side, close to the first one-way air valve, in the push-pull cabin is provided with an initial limit of the push-pull rod, and the side, close to the fourth one-way air valve, in the push-pull cabin is provided with an ending limit of the push-pull rod; the tail end of the air blowing cabin is provided with an air outlet connecting hole, and the air outlet connecting hole is connected with the other end of the telescopic adjusting pipe; a second one-way air valve is also arranged between the first one-way air valve and the starting limit in the push-pull cabin and is used for being communicated with the external atmosphere; a third one-way air valve is arranged on the ending limit in the push-pull cabin and is used for being communicated with the external atmosphere; when P1> P2, the first air valve is open, otherwise the first air valve is closed; when P2> P0, the second air valve is opened, otherwise, the second air valve is closed; when P3< P0, the third air valve is opened, otherwise, the third air valve is closed; p3> P0, the fourth air valve is open, otherwise the fourth air valve is closed, wherein P0 is atmospheric pressure, P1 is air pressure in the air suction cabin, P2 is air pressure between the first one-way air valve and the starting limit in the push-pull cabin, and P3 is air pressure between the starting limit and the ending limit in the push-pull cabin;
and one end of the flexible sealing sleeve is sleeved on the air outlet connecting hole and the air inlet connecting hole, and the other end of the flexible sealing sleeve is sleeved on the to-be-cleaned pore channel so as to seal the to-be-cleaned pore channel.
2. The blow-and-suction type manual dust removing device according to claim 1, wherein the bottom of the impurity and dust settling chamber is further provided with an opening cover.
3. The blow-and-suction type manual dust removal device according to claim 1, wherein the air outlet connection hole and the air inlet connection hole are arranged in parallel up and down.
4. The blowing-sucking manual dust removal device as claimed in claim 1, wherein a cleaning head is further connected to one end of the telescopic adjusting pipe, which extends into the duct to be cleaned.
5. The blowing-sucking manual dust removing device as claimed in claim 4, wherein one end of the telescopic adjusting pipe, which extends into the duct to be cleaned, is provided with a head connector, and the head connector is connected with the cleaning head.
6. The blowing-sucking manual dust collector of claim 5, wherein the cleaning head is a fixed end head, the fixed end head is bonded or screwed with the end head interface, and a plurality of vent holes are formed in the side wall of the fixed end head.
7. The blowing-sucking manual dust collector as claimed in claim 5, wherein the cleaning head is a cyclonic head, the cyclonic head is connected with the head interface through a rotating shaft rod, the cyclonic head comprises a rotatable head, blades are fixed in the rotatable head, the blades are connected with the rotating shaft rod, and bristles are arranged at the end part of the rotatable head.
8. The blowing-sucking manual dust collector of claim 5, wherein the cleaning head is a composite cyclonic head, the composite cyclonic head is connected with the head interface through a rotating shaft rod, the cyclonic head comprises a rotatable head, blades are fixed in the rotatable head and are connected with the rotating shaft rod, bristles are further arranged at the end part of the rotatable head, and a plurality of air vents are arranged on the side wall of the rotatable head.
9. The blowing-sucking manual dust removal device of claim 1, wherein when the push-pull rod is pulled outwards from the starting limit to the ending limit, the pressure in the push-pull rod is higher than that in the P3> > P0, the pressure in the P2> P1, the pressure in the P2< P0, the first one-way gas valve is opened, the second one-way gas valve is closed, the third gas valve is closed, the fourth one-way gas valve is opened, and compressed gas is blown out of the telescopic adjusting pipe to flush ash in the channel to be cleaned; when P1 is P2< < P0, negative pressure is formed in the flexible sealing sleeve of the orifice opening to be cleaned, and blown ash is sucked into the impurity and dust settling chamber.
10. The blowing-sucking manual dust collector of claim 1, wherein when the push-pull rod is pushed inwards from the ending limit to the starting limit, P3< < P0, and P2> > P1, and P2> > P0, the first one-way air valve is closed, the second one-way air valve is opened, the third one-way air valve is opened, and the third one-way air valve is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111455909.2A CN114392941B (en) | 2021-12-02 | 2021-12-02 | Blowing-sucking type manual dust removing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111455909.2A CN114392941B (en) | 2021-12-02 | 2021-12-02 | Blowing-sucking type manual dust removing device |
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| CN114392941A true CN114392941A (en) | 2022-04-26 |
| CN114392941B CN114392941B (en) | 2023-05-26 |
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| CN202111455909.2A Active CN114392941B (en) | 2021-12-02 | 2021-12-02 | Blowing-sucking type manual dust removing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115268244A (en) * | 2022-08-03 | 2022-11-01 | 深圳市佳马钟表有限公司 | Quartzy wrist-watch of intelligence |
Citations (15)
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