CN210189351U - Wood dust collecting equipment that polishes - Google Patents

Wood dust collecting equipment that polishes Download PDF

Info

Publication number
CN210189351U
CN210189351U CN201920446139.7U CN201920446139U CN210189351U CN 210189351 U CN210189351 U CN 210189351U CN 201920446139 U CN201920446139 U CN 201920446139U CN 210189351 U CN210189351 U CN 210189351U
Authority
CN
China
Prior art keywords
dust
space
filtering
solid wood
air
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
Application number
CN201920446139.7U
Other languages
Chinese (zh)
Inventor
Yuguo Liu
刘玉国
Juntai Wang
王军太
Chengyong Ding
丁成永
Jinbo Wei
魏晋波
Hui Tang
唐辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN GREAT HOME HEALTH SYSTEM Co Ltd
Original Assignee
SHENZHEN GREAT HOME HEALTH SYSTEM Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENZHEN GREAT HOME HEALTH SYSTEM Co Ltd filed Critical SHENZHEN GREAT HOME HEALTH SYSTEM Co Ltd
Priority to CN201920446139.7U priority Critical patent/CN210189351U/en
Application granted granted Critical
Publication of CN210189351U publication Critical patent/CN210189351U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a wood polishing dust removal equipment, which comprises a base, a clapboard, a plurality of assembling plates, an air extractor, a plurality of filtering devices and a dust blowing device, wherein the assembling plates are arranged on the base and form a filtering space with the base, the clapboard is arranged in the filtering space to divide the filtering space into a first space and a second space, the air extractor is arranged on the clapboard and is positioned in the first space, the air outlet of the air extractor is arranged in the assembling plate positioned above the air extractor, the filtering devices are arranged at intervals, each filtering device is provided with an open end and a closed end, the open end penetrates through the clapboard and is communicated with the first space, the closed end is positioned in the second space, and the dust blowing device blows air to the filtering devices from the open end of each filtering device, the wood polishing dust removal equipment has simple structure, can be quickly assembled and disassembled, and is convenient to maintain and transport, and can move to different positions to use, satisfy different environment of using.

Description

Wood dust collecting equipment that polishes
Technical Field
The utility model relates to a dust purification technical field especially relates to a wood dust collecting equipment that polishes.
Background
The in-process of polishing at the wood product can produce a large amount of dusts, in order to avoid the dust polluted air who polishes the production, generally can be equipped with the dust collecting equipment of the filtration formula of bleeding to the equipment of polishing and absorb, filter the dust that the wood produced of polishing equipment polishing, however, the dust collecting equipment of the filtration formula of bleeding at present mainly installs with whole welded mode, can't change in a flexible way according to the change of demand, and area is big, it is inconvenient to remove, it is difficult to maintain, need provide better technical scheme.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a wood dust collecting equipment that polishes to solve the unable nimble problem that changes, remove inconvenience and maintain inconvenience of dust collecting equipment structure of current filtration formula of bleeding.
In order to solve the technical problem, the utility model provides a wood dust collecting equipment of polishing includes the base, a separation plate, a plurality of makeup boards, air exhaust device, a plurality of filter equipment and dust blowing device, a plurality of makeup boards set up on the base, and interconnect, a plurality of makeup boards enclose into filter space with the base, the baffle sets up in filter space, separate into first space and second space with filter space, air exhaust device sets up on the baffle, and be located first space, air exhaust device's gas vent setting is in the makeup board that is located the air exhaust device top, a plurality of filter equipment intervals set up, and every filter equipment has open end and blind end, the open end is connected with the baffle, and run through the baffle and communicate with first space, the blind end is located the second space, dust blowing device blows to filter equipment by every filter equipment's open end.
According to the utility model discloses an embodiment, be connected through the connecting piece between above-mentioned base and a plurality of makeup board and between makeup board and the makeup board.
According to the utility model discloses an embodiment, above-mentioned a plurality of makeup boards include the door plant, have the district of admitting air on the door plant, and the interval of admitting air is provided with a plurality of shutter plates.
According to the utility model discloses an embodiment, above-mentioned every wood dust collecting equipment of polishing still includes the dust cover, and the dust cover setting is on the door plant to the mask air intake zone prevents the dust air diffusion.
According to the utility model discloses an embodiment, above-mentioned every wood dust collecting equipment of polishing still includes dust collecting device, and dust collecting device sets up in the base.
According to an embodiment of the present invention, the dust collecting device comprises at least one dust collecting drawer, and each dust collecting drawer can be drawn out from the base.
According to the utility model discloses an embodiment, above-mentioned dust blowing device includes gas holder and at least one dust removal spray tube, and the one end and the gas holder intercommunication of every dust removal spray tube, the other end are towards filter equipment.
According to an embodiment of the utility model, above-mentioned dust blowing device still includes at least one pulse valve, is provided with a pulse valve between every dust removal spray tube and the gas holder.
According to the utility model discloses an embodiment, above-mentioned every filter equipment includes filter mantle and skeleton, and the filter mantle cover is established in the outside of skeleton.
According to the utility model discloses an embodiment, above-mentioned a plurality of wood dust collecting equipment of polishing can splice into a whole.
The utility model discloses an among the embodiment, the wood dust collecting equipment that polishes forms through base and a plurality of concatenation boards concatenation, the baffle is separated the air exhaust device and the filter equipment that set up in filtering space, realize the dust removal of bleeding, every wood dust collecting equipment that polishes simple structure, easily disassemble, be convenient for maintain, the transport, can also remove to different positions and use, and the wood dust collecting equipment that polishes still is provided with blows the dirt device, be used for blowing off the dust in the filter equipment, make the dust can be collected, can last the filtration dust effectively.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and explain the same, and do not constitute an undue limitation on the invention. In the drawings:
FIG. 1 is a perspective view of the solid wood polishing and dust removing device of the present invention;
FIG. 2 is a side view of the solid wood polishing and dust removing device of the present invention;
FIG. 3 is an assembly view of the solid wood polishing and dust removing device of the present invention;
fig. 4 is a schematic view of the dust removing device of the present invention disposed on the partition board.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which are two schematic diagrams of the solid wood polishing and dust removing device of the present invention, an assembly diagram and a schematic diagram of the dust removing device disposed on the partition board. As shown in the figure, in the present embodiment, the solid wood grinding and dust removing device 10 includes a box 101, a partition plate 102, an air extractor 103, a plurality of filtering devices 104, and a dust blowing device 105. The case 101 has a filtering space therein, and the partition 101 is disposed in the filtering space to partition the filtering space into a first space and a second space. The air exhaust device 103 is provided on the partition plate 102 and located in the first space, an exhaust port 1030 of the air exhaust device 103 is exposed to the surface of the case 101, and the exhaust port 1030 is oriented vertically upward. A plurality of filter devices 104 are spaced apart, and each filter device 104 has an open end 1041 and a closed end 1042, the open end 1041 is connected to the partition 102 and communicates with the first space through the partition 102, and the closed end 1042 is located in the second space. The dust blowing device 105 blows air to the filter devices 104 from the open end 1041 of each filter device 104, so that dust on the filter devices 104 is separated from the filter devices 104 and falls below the filter devices 104.
The box 101 includes base 1010 and a plurality of assembly board 1011, and a plurality of assembly board 1011 sets up on base 1010, realizes connecting through a plurality of connecting pieces between a plurality of assembly board 1011 and between base 1010 and a plurality of assembly board 1011, and then encloses into the filtration space. The partition plate 102 is located inside the plurality of assembled plates 1011, and is also connected to the plurality of assembled plates 1011 by a connecting member, thereby dividing the filtering space. The exhaust port 1030 of the air extractor 103 is disposed in the top plate 1011a above the air extractor 103.
In this embodiment, the plurality of assembled panels 1011 further include a door panel 1011b, the door panel 1011b has an air intake area, and a plurality of louvers are provided at intervals in the air intake area to form the louver 10110. Under the pumping of the air extractor 103, dust generated by polishing enters the second space through the shutter 10110 together with air, then the air flows to the first space through the filter device 104, and finally is discharged through the exhaust port 1030 of the air extractor 103, and the dust is blocked by the filter device 104 when the air passes through the filter device 104 and is collected in the second space, so that the filtering of the polishing dust is realized.
Specifically, the plurality of assembled panels 1011 of the box 101 further includes a back panel 1011c and two side panels 1011d, one end of each of the door panel 1011b, the back panel 1011c and the two side panels 1011d is disposed on the base 1010, and the top panel 1011a is connected to the other end of each of the door panel 1011b, the back panel 1011c and the two side panels 1011 d. In this embodiment, the connecting member may be a screw, and the connecting portions of the base 1010, the door panel 1011b, the back panel 1011c and the two side panels 1011d are respectively provided with corresponding connecting holes for connection. Similarly, the connection positions of the top plate 1011a, the door plate 1011b, the back plate 1011c and the two side plates 1011d are also provided with corresponding connection holes. In addition, of the door panel 1011b, the back panel 1011c and the two side panels 1011d, at least the door panel 1011b and the back panel 1011c or the two side panels 1011d are provided with corresponding fasteners 1012 for installing the partition plate 102, and a connecting hole may be arranged at the connecting position of the fasteners 1012 and the partition plate 102.
Furthermore, glass cement can be arranged at the connecting positions of the base 1010, the door plate 1011b, the back plate 1011c and the two side plates 1011d, so that the connecting stability can be improved, the sealing performance can be improved, and the effective suction of dust is promoted. Of course, the glass cement can also be industrial AB cement or other industrial cements with sealing and viscosity functions.
In this embodiment, the air extracting device 103 includes at least one fan 1031, and the at least one fan 1031 is erected on the partition plate 102 to avoid obstructing the airflow flowing through the first space from the open end 1041, so that the airflow flows more smoothly, and the air extracting and dust removing effects are improved. The exhaust port 1030 is an air outlet of the fan 1031, and the number and power of the fans 1031 can be flexibly set according to actual requirements and use environments.
Each filtering device 104 specifically includes a framework (not shown in the figure) and a filter cover 1043, the filter cover 1043 is sleeved outside the framework to form a filtering structure, a portion of an open end 1041 of the filtering structure formed by the framework and the filter cover 1043 is disposed in the vent hole 1020 of the partition plate 102, a gap between the filter cover 1043 and an inner wall of the vent hole 1020 is sealed, and the filter cover 1043 further has an opening corresponding to the vent hole 1020. Thus, the dust flowing along with the airflow is blocked by the filter housing 1043 when flowing to the filter housing 1043, remains on the outer surface of the filter housing 1043, or gradually falls on the base 1010 in the second space. In this embodiment, the filter cap 1043 may be made of polyester fiber, and the density thereof may be selected according to the emission standard, so as to ensure that the air discharged from the exhaust port 1030 reaches the emission standard. The framework is used for supporting the filter cover 1043, so that the filter cover 1043 is prevented from swinging and folding due to the influence of air flow to influence the filtering effect.
In this embodiment, the plurality of filter devices 104 are distributed in an array with uniform spacing, and none of the filter devices 104 extend vertically downward in the second space from the open end 1041 to the closed end 1042, the spacing allows the dust to move between the plurality of filter devices 104 with the airflow, and also allows the dust to move toward the open end 1041 with the airflow at the closed end 1042 of each filter device 104, so that each filter device 104 can function to improve the overall filtering effect.
The dust blowing device 105 comprises an air storage tank 1050, at least one dust removing nozzle (not shown in the figure) and pulse valves (not shown in the figure), the number of the dust removing nozzles and the number of the pulse valves are equal to the number of the filtering devices 104, one end of each dust removing nozzle is communicated with the air storage tank 1050, the other end of each dust removing nozzle faces the inside of the filtering device 104 from the opening end 1041, and each dust removing nozzle is internally provided with one pulse valve. By charging the gas storage tank 1050, high-pressure gas is stored in the gas storage tank 1051, and the pulse valve can control the high-pressure gas to be sprayed to the filter cover 1043 along the dust removing spray pipe according to a certain frequency, and during each spraying, the high-pressure gas penetrates through the filter cover 1043 to blow off dust accumulated on the outer surface of the filter cover 1043, or the high-pressure gas enables the filter cover 1043 to shake, and the dust accumulated on the outer surface of the filter cover 1043 is separated from the filter cover 1043 under the shaking of the filter cover 1043 and falls on the base 1010.
Specifically, the air tank 1050 is provided on the side of the back plate 1011c away from the door panel 1011b, and the dust removal nozzle extends into the first space through the back plate 1011 c. The air storage tank 1050 extends along the length direction of the partition plate 102, and is set at a height close to the height of the partition plate 102, so that the length of each dedusting nozzle is the shortest, and each dedusting nozzle and the pulse valve can be set in the order of the positions of the filtering devices 104. Of course, the air reservoir 1050 may be provided in the first space.
Preferably, the air injection frequency of the pulse valve corresponding to the filtering device 104 close to the door panel 1011b side may be set higher than the air injection frequency of the pulse valve corresponding to the filtering device 104 far from the door panel 1011b side, so that the dust accumulated on the outer surface of the filtering device 104 close to the door panel 1011b side is blown off/shaken off more quickly, the filtering effect is prevented from being influenced by dust accumulation, and each filtering device 104 can be ensured to continuously and effectively filter.
Preferably, the operation of the fan 1031 may be suspended when the dust blowing device 105 blows air to the filter device 104, so as to ensure the dust blowing effect. Of course, the flow rate of the air injection can be controlled by the throttle valve to ensure that the dust blowing device 105 can blow off the dust, or to generate a vibration with a magnitude enough to shake off the dust on the filter housing 1043.
By the above, the box 101 of the solid wood polishing dust removal equipment 10 of the embodiment is easy to disassemble and assemble, can be disassembled and assembled quickly, is convenient to maintain and carry, and is simple in overall structure of the solid wood polishing dust removal equipment 10, so that the whole solid wood polishing dust removal equipment can be moved to different positions in a use environment for use. Wherein, set up gas holder 1050 outside first space, can be when removing, be more convenient for switch the external gas circuit of being connected with gas holder 1050.
Preferably, in the present embodiment, the solid wood sanding dust removing device 10 further has a dust cover 106, and the dust cover 106 is disposed on the door panel 1011b and covers the air intake area. When the solid wood grinding and dust removing device 10 is moved to enable the louver 10110 to face the workbench for grinding, the dust cover 106 faces the workbench for grinding through the door plate 1011b, under the shielding of the dust cover 106, dust generated in the workbench for grinding can be concentrated in the dust cover 106, and then is sucked into the second space through the air inlet area along with air, and finally is separated from the air. So, the dust diffusion that the workstation of polishing produced that can significantly reduce makes more dust can pass through shutter 10110 and is inhaled in the filtration space, promotes the filter effect.
Preferably, the solid wood sanding dust removing apparatus 10 further comprises a dust collecting device 107, the dust collecting device 107 is disposed in the base 1010 for collecting dust blown/shaken off from the outer surface of the filter housing 1043.
Specifically, the dust collecting device 107 includes at least one dust collecting drawer 1070, and the number of the dust collecting drawers 1070 is selected to cover the base 1010 so as to collect all of the blown/shaken off dust on the outer surface of the filter housing 1043. Each dust collection drawer 1070 is retractable within the base 1010 to facilitate cleaning of the collected dust.
Preferably, a plurality of real wood dust collecting equipment 10 of polishing of this embodiment can splice into a whole between, so, can assemble a plurality of real wood dust collecting equipment 10 of polishing into the specification that corresponds the size according to service environment's size, satisfy the user demand.
Specifically, in the box 101 of each solid wood polishing dust removal device 10, the plurality of assembled plates 1011 are made of galvanized assembled plates, so that disassembly and recombination are facilitated, and the filtering space of each solid wood polishing dust removal device 10 is combined into one filtering space. For example: when the two solid wood polishing dust removal devices 10 are combined into a whole, only one side plate 1011d of each solid wood polishing dust removal device 10 needs to be removed, and then the base 1010, the top plate 1011a, the door plate 1011b and the back plate 1011c of one solid wood polishing dust removal device 10 are respectively connected with the base 1010, the top plate 1011a, the door plate 1011b and the back plate 1011c of the other solid wood polishing dust removal device 10, so that the two solid wood polishing dust removal devices 10 can be combined into a whole; for example, when three solid wood polishing dust removing devices 10 are combined into a whole, only one solid wood polishing dust removing device 10 needs to be arranged between the other two solid wood polishing dust removing devices 10, specifically, two side plates 1011d of the solid wood polishing dust removing device 10 in the middle are removed, the opposite side plates 1011d of the two solid wood polishing dust removing devices 10 on two sides are removed, then one end of the base 1010, the top plate 1011a, the door plate 1011b and the back plate 1011c of the solid wood polishing dust removing device 10 in the middle is connected with the base 1010, the top plate 1011a, the door plate 1011b and the back plate 1011c of the solid wood polishing dust removing device 10 on one side, and meanwhile, the other end of the base 1010, the top plate 1011a, the door plate 1011b and the back plate 1011c of the solid wood polishing dust removing device 10 in the middle is connected with the base 1010, the top plate 1011a, the door plate 1011, The top plate 1011a, the door plate 1011b and the back plate 1011c are connected, so that the three solid wood polishing and dust removing devices 10 can be combined into a whole. The assembly mode of the more number of the solid wood polishing dust removal devices 10 is the same as the assembly mode of two or three solid wood polishing dust removal devices 10 assembled into a whole, and of course, the clamping piece 1012 for setting the partition plate 102 needs to be arranged on the door panel 1011b and the back panel 1011 c. Therefore, the solid wood polishing and dust removing equipment 10 of the embodiment can be assembled into a whole body with different specifications according to different use environments, corresponds to polishing tables with different specifications, and can greatly improve the application range.
To sum up, the utility model provides a wood dust collecting equipment that polishes can realize bleeding through the air exhaust device and the filter equipment that set up in filtering space and remove dust to wood dust collecting equipment that polishes simple structure, easy dismounting can accomplish maintenance, transport fast, can also remove to different positions and use.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a dust collecting equipment is polished to wood which characterized in that includes: a base, a clapboard, a plurality of assembling plates, an air extractor, a plurality of filtering devices and a dust blowing device, wherein the assembling plates are arranged on the base, and are connected with each other, a plurality of the assembling plates and the base enclose a filtering space, the partition plate is arranged in the filtering space, the filtering space is divided into a first space and a second space, the air extracting device is arranged on the clapboard, and is positioned in the first space, the air outlet of the air exhaust device is arranged in the assembled plate above the air exhaust device, a plurality of filtering devices are arranged at intervals, and each of said filter units having an open end and a closed end, said open end being connected to said partition, and communicating with the first space through the partition plate, the closed end being located in the second space, the dust blowing device blows air to the filtering devices from the opening end of each filtering device.
2. The solid wood sanding dust removal device of claim 1, wherein the base is connected to the plurality of the assembled boards and the assembled boards are connected to the assembled boards by connecting pieces.
3. The solid wood sanding dust removal apparatus of claim 1, wherein the plurality of assembled panels comprises a door panel having an air intake area with a plurality of louvers spaced apart.
4. The solid wood sanding dust removal apparatus of claim 3, wherein each solid wood sanding dust removal apparatus further comprises a dust cover disposed on the door panel and covering the air intake area to prevent dust air from diffusing.
5. The solid wood sanding dust removal apparatus of claim 1, wherein each solid wood sanding dust removal apparatus further comprises a dust collection device disposed in the base.
6. The apparatus for removing dust from solid wood grinding as claimed in claim 5, wherein said dust collection means comprises at least one dust collection drawer, each of said dust collection drawers being retractable within said base.
7. The solid wood grinding and dust removing device as claimed in claim 1, wherein the dust blowing device comprises an air storage tank and at least one dust removing nozzle, one end of each dust removing nozzle is communicated with the air storage tank, and the other end of each dust removing nozzle faces the filtering device from the open end.
8. The apparatus for removing dust in grinding solid wood according to claim 7, wherein said dust blowing means further comprises at least one pulse valve, one said pulse valve being disposed in each said dust removal nozzle.
9. The solid wood grinding and dust removing device as claimed in claim 1, wherein each filtering device comprises a filtering cover and a framework, and the filtering cover is sleeved outside the framework.
10. A solid wood sanding dust removal device according to any one of claims 1 to 9, wherein a plurality of said solid wood sanding dust removal devices are capable of being spliced into a single unit.
CN201920446139.7U 2019-04-03 2019-04-03 Wood dust collecting equipment that polishes Active CN210189351U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920446139.7U CN210189351U (en) 2019-04-03 2019-04-03 Wood dust collecting equipment that polishes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920446139.7U CN210189351U (en) 2019-04-03 2019-04-03 Wood dust collecting equipment that polishes

Publications (1)

Publication Number Publication Date
CN210189351U true CN210189351U (en) 2020-03-27

Family

ID=69877538

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920446139.7U Active CN210189351U (en) 2019-04-03 2019-04-03 Wood dust collecting equipment that polishes

Country Status (1)

Country Link
CN (1) CN210189351U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112044906A (en) * 2020-07-11 2020-12-08 北京印刷学院 VOCs waste gas wall negative pressure gas collection device in printing and packaging workshop
CN115337721A (en) * 2022-10-18 2022-11-15 江苏隆来建设工程有限公司 Dust particle filtering device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112044906A (en) * 2020-07-11 2020-12-08 北京印刷学院 VOCs waste gas wall negative pressure gas collection device in printing and packaging workshop
CN115337721A (en) * 2022-10-18 2022-11-15 江苏隆来建设工程有限公司 Dust particle filtering device
CN115337721B (en) * 2022-10-18 2023-01-03 江苏隆来建设工程有限公司 Dust particle filtering device

Similar Documents

Publication Publication Date Title
CN204141788U (en) Air flow exchanging device
CN105579154A (en) Air suction wall for equipping industrial working areas, such as welding areas
JP2014119224A (en) Air cleaner
CN210189351U (en) Wood dust collecting equipment that polishes
US6835128B1 (en) Ceiling mounted air filtering and distribution apparatus operated independently of any HVAC system
JP2009233665A (en) Horizontal type dust collector provided with door with blow pipe
JP2022532051A (en) Dust box, dust box unit, and cleaning equipment
US5065668A (en) Air circulation system
WO2022082818A1 (en) Dust-proof system for asphalt mixing station
US20100258546A1 (en) Welding booth
KR102306995B1 (en) Building wall mounted type Air purifier
CN105864949A (en) Indoor ventilation and dust filtering-out equipment
US8961639B2 (en) Welding booth
JP2016049470A (en) Dust collection unit
CN210145759U (en) Air purifier with 360-degree annular air inlet function
KR100846663B1 (en) Working table for cutting a tissue of plant into small parts
CN106225207A (en) A kind of can control the cleaning system of air flow path in space
CN207024855U (en) A kind of air cleaner of 3d air delivery
KR100464516B1 (en) Air purifier
CN101618374B (en) Ventilating system of painting house
KR102361042B1 (en) Desk with air cleaning function
CN106765728A (en) A kind of portable air-purifying equipment
JP2013164234A (en) Ventilation device
CN216204027U (en) Welding ventilation dust removal clean system
CN208898302U (en) A kind of building material lifting device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant