CN113476998A - Movable negative pressure suction dust treatment device - Google Patents

Movable negative pressure suction dust treatment device Download PDF

Info

Publication number
CN113476998A
CN113476998A CN202110876050.6A CN202110876050A CN113476998A CN 113476998 A CN113476998 A CN 113476998A CN 202110876050 A CN202110876050 A CN 202110876050A CN 113476998 A CN113476998 A CN 113476998A
Authority
CN
China
Prior art keywords
dust
box body
fixed
suction
movable
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
Application number
CN202110876050.6A
Other languages
Chinese (zh)
Inventor
史红玉
孔巍
周冀伟
马琦越
刘小光
史小右
胡先训
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.)
China Construction First Group Corp Ltd
Original Assignee
China Construction First Group Corp 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 China Construction First Group Corp Ltd filed Critical China Construction First Group Corp Ltd
Priority to CN202110876050.6A priority Critical patent/CN113476998A/en
Publication of CN113476998A publication Critical patent/CN113476998A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/02Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/02Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
    • B01D47/024Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by impinging the gas to be cleaned essentially in a perpendicular direction onto the liquid surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2221/00Applications of separation devices
    • B01D2221/08Mobile separation devices

Abstract

The invention discloses a mobile negative pressure suction dust treatment device, comprising: a sliding component is arranged below the box body; the dust treatment mechanism is fixed in the box body; the negative pressure suction mechanism is arranged in the box body and is communicated with the dust treatment mechanism; one end of the at least one mechanical arm is hinged on the box body and is provided with a cylindrical cavity; and the first end of the dust suction channel is rotatably fixed on the box body and is fixed in the cylindrical cavity of the mechanical arm, and the second end of the dust suction channel extends into the box body and is communicated with the dust treatment mechanism. The dust collector can move in real time, so that dust is quickly sucked and treated, the dust collection precision is improved, and the dust collection efficiency is improved.

Description

Movable negative pressure suction dust treatment device
Technical Field
The invention belongs to the technical field of dust treatment, and relates to a movable negative pressure suction dust treatment device.
Background
In the field of construction, dust is always associated with workers, regardless of ground surface construction and foundation construction. The dust collector is used in a full environment for a long time, and excessive dust inhalation can harm human health and even cause pneumoconiosis. Pneumoconiosis is a continuously developing occupational disease causing disability. Seriously endangering human life. Therefore, the dust removing device is indispensable in the construction process. However, at present, many dust collector are mostly fixed mounting, are difficult for being moved. If in work, the too big condition of local smoke dust takes place, then can not be in time effectively must remove dust to this region, consequently, research and development a device that is convenient for remove can remove dust to the needs region immediately is the problem that awaits a urgent need at present.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.
It is yet another object of the present invention to provide a mobile vacuum suction dust treatment apparatus.
Therefore, the technical scheme provided by the invention is as follows:
portable vacuum suction dust processing apparatus includes:
a box body, under which a sliding component is arranged;
the dust treatment mechanism is fixed in the box body;
the negative pressure suction mechanism is arranged in the box body and is communicated with the dust treatment mechanism;
at least one mechanical arm, one end of which is hinged on the box body, and the mechanical arm is provided with a cylindrical cavity;
and a first end of the dust suction channel is rotatably fixed on the box body and is fixed in the cylindrical cavity of the mechanical arm, and a second end of the dust suction channel extends into the box body and is communicated with the dust treatment mechanism.
Preferably, in the mobile vacuum suction dust processing apparatus, the robot arm includes:
one end of the connecting plate is hinged to the box body;
the fixing assembly comprises a plurality of fixing supports, and the fixing supports are vertically fixed on the connecting plate in a circumferential shape;
the movable assembly comprises a plurality of movable supports, the movable supports are also vertically arranged on the connecting plate in a circumferential shape, the movable supports and the fixed supports are arranged in a staggered and spaced mode, each movable support is formed by connecting a plurality of connecting rods which are movably connected in sequence, and the first ends of the dust suction channels are fixed on the connecting rods;
the hoop structures are sequentially sleeved on the outer sides of the fixed component and the movable component along the length direction of the fixed component and the movable component to form the cylindrical cavity.
Preferably, in the mobile vacuum dust disposal apparatus, the dust suction passage further includes:
and a tapered suction port having one end opened widely and the other end fixed to a distal end of the first end of the dust suction passage.
Preferably, in the mobile vacuum suction dust processing apparatus, the dust processing mechanism includes a collector communicated with the vacuum suction mechanism, the vacuum suction mechanism maintains a vacuum in the dust processing mechanism, the collector has an inlet and an outlet, and the inlet of the collector is communicated with a terminal of the second end of the dust suction passage.
Preferably, in the mobile negative pressure suction dust treatment device, the collector is also communicated with a water source.
Preferably, in the mobile vacuum suction dust treatment apparatus, the vacuum suction mechanism is a roots blower.
Preferably, the mobile vacuum suction dust treatment apparatus further includes:
the base, its below is provided with the slip subassembly, the box is fixed on the base.
The invention at least comprises the following beneficial effects:
according to the invention, the dust treatment mechanism, the negative pressure suction mechanism and the dust suction channel are integrated, and meanwhile, the sliding assembly is arranged at the bottom of the box body, so that when excessive dust occurs in a local area, the device can be moved in real time, and dust suction treatment can be rapidly carried out. According to the invention, the mechanical arm is arranged, the dust suction channel is arranged in the cylindrical cavity of the mechanical arm, and the first end of the dust suction channel can be collected to an area needing fine dust removal treatment along with the movement of the mechanical arm, so that the dust removal precision is improved, and the dust removal efficiency is improved.
In addition, the mechanical arm is provided with a connecting plate which can rotate relative to the box body. The fixing component plays a role in supporting and fixing. The first end of the dust suction channel is fixed on the connecting rods; therefore, the dust suction channel can be bent to the area needing to be reached at will, and dust can be removed accurately.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of a mobile vacuum dust handling apparatus according to one embodiment of the present invention;
FIG. 2 is a schematic diagram of a robotic arm in one embodiment of the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, the present invention provides a mobile vacuum dust disposal apparatus comprising:
a sliding component 7 is arranged below the box body 1; preferably, the sliding assembly 7 may be selected as a universal wheel.
A dust treatment mechanism 2 fixed in the case 1;
a negative pressure suction mechanism 3 which is arranged in the box body 1, is communicated with the dust processing mechanism 2 and can fix the negative pressure suction mechanism 3; the negative pressure suction mechanism 3 keeps the inside of the dust handling mechanism 2 in a negative pressure state.
At least one mechanical arm 4, one end of which is hinged on the box body 1, wherein the mechanical arm 4 is provided with a cylindrical cavity; the mechanical arm 4 can move under the driving of the power mechanism.
A first end of the dust suction channel 5 is rotatably fixed on the box body 1 and fixed in the cylindrical cavity of the mechanical arm 4, and a second end of the dust suction channel 5 extends into the box body 1 and is communicated with the dust processing mechanism 2. Under the negative pressure, the dust is sucked into the dust handling mechanism 2 through the dust suction passage 5.
The dust treatment mechanism 2, the negative pressure suction mechanism 3 and the dust suction channel 5 are integrated into a whole, and the sliding assembly 7 is arranged at the bottom of the box body 1, so that when excessive dust occurs in a local area, the device can be moved immediately, and dust suction treatment can be performed quickly. According to the invention, the mechanical arm 4 is arranged, the dust suction channel 5 is arranged in the cylindrical cavity of the mechanical arm 4, and the first end of the dust suction channel 5 can be collected to an area needing fine dust removal treatment along with the movement of the mechanical arm 4, so that the dust removal precision is improved, and the dust removal efficiency is improved.
In one embodiment of the present invention, preferably, the robot arm 4 includes:
a connecting plate 411, one end of which is hinged on the box body 1; the connection plate 411 is rotatable with respect to the case 1.
A fixing assembly including a plurality of fixing brackets 412, the plurality of fixing brackets 412 being vertically fixed to the connection plate 411 in a circumferential shape; the fixing component plays a role in supporting and fixing.
A movable assembly, which includes a plurality of movable supports 413, wherein the movable supports 413 are also vertically arranged on the connecting plate 411 in a circumferential shape, the movable supports 413 and the fixed supports 412 are arranged in a staggered and spaced manner, each movable support 413 is formed by connecting a plurality of connecting rods which are movably connected in sequence, and a first end of the dust suction channel 5 is fixed on the plurality of connecting rods; therefore, the dust suction channel 5 can be bent to the area needing to be reached at will, and dust can be removed accurately.
The hoops 414 are sequentially sleeved on the outer sides of the fixed component and the movable component along the length direction of the fixed component and the movable component to form the cylindrical cavity. Has the functions of fixing and manufacturing.
In one embodiment of the present invention, preferably, the dust suction passage 5 further includes:
a tapered suction port 511 having one end opened wide and the other end fixed to the end of the first end of the dust suction passage 5. The dust suction area is increased, and the dust removal efficiency is improved.
In one embodiment of the present invention, it is preferable that the dust handling mechanism 2 includes a collector communicating with the negative pressure suction mechanism 3, the negative pressure suction mechanism 3 maintains a negative pressure in the dust handling mechanism 2, the collector has an inlet and an outlet, and the inlet of the collector communicates with a tip of the second end of the dust suction passage 5.
In one embodiment of the present invention, the collector is preferably also connected to a water source. Water can be introduced into the collector to avoid dust from being overflowed into the collector.
In one embodiment of the present invention, the negative pressure suction mechanism 3 is preferably a roots blower.
In one embodiment of the present invention, it is preferable that:
and a base 6, wherein the sliding assembly 7 is arranged below the base 6, and the box body 1 is fixed on the base 6. The base 6 is provided to make it more stable.
The device moves to the area needing dust removal through the sliding assembly 7, the negative pressure suction mechanism 3 is started, negative pressure is formed and maintained in the collector, and dust is sucked into the collector through the powder suction channel and dispersed in water. The mechanical arm 4 of the invention can drive the dust suction pipeline to rotate relative to the box body 1, thereby being capable of sucking dust in a plurality of directions in the surrounding environment. According to the mechanical arm 4, the fixed assembly and the movable assembly are arranged, so that the dust suction pipeline can be bent along with the change of the movable assembly of the mechanical arm 4, a plurality of rotation angles can be formed, the mechanical arm is very flexible, dust can be removed from a plurality of directions, and the dust suction efficiency is extremely high.
In order to make the technical solution of the present invention better understood by those skilled in the art, the following examples are now provided for illustration:
portable vacuum suction dust processing apparatus includes:
a box body 1;
the sliding assembly 7 is arranged below the base 6, and the box body 1 is fixed on the base 6;
and the dust treatment mechanism 2 is fixed in the box body 1, the dust treatment mechanism 2 comprises a collector communicated with the negative pressure suction mechanism 3, the negative pressure suction mechanism 3 enables negative pressure to be kept in the dust treatment mechanism 2, the collector is provided with an inlet and an outlet, and the inlet of the collector is communicated with the tail end of the second end of the dust suction channel 5. The collector is also connected to a water source. The negative pressure suction mechanism 3 is a roots blower.
A negative pressure suction mechanism 3 which is arranged in the box body 1 and communicated with the dust processing mechanism 2;
at least one mechanical arm 4, one end of which is hinged on the box body 1, wherein the mechanical arm 4 is provided with a cylindrical cavity; the robot arm 4 includes: a connecting plate 411, one end of which is hinged on the box body 1; a fixing assembly including a plurality of fixing brackets 412, the plurality of fixing brackets 412 being vertically fixed to the connection plate 411 in a circumferential shape; a movable assembly, which includes a plurality of movable supports 413, wherein the movable supports 413 are also vertically arranged on the connecting plate 411 in a circumferential shape, the movable supports 413 and the fixed supports 412 are arranged in a staggered and spaced manner, each movable support 413 is formed by connecting a plurality of connecting rods which are movably connected in sequence, and a first end of the dust suction channel 5 is fixed on the plurality of connecting rods; the hoops 414 are sequentially sleeved on the outer sides of the fixed component and the movable component along the length direction of the fixed component and the movable component to form the cylindrical cavity.
A first end of the dust suction channel 5 is rotatably fixed on the box body 1 and fixed in the cylindrical cavity of the mechanical arm 4, and a second end of the dust suction channel 5 extends into the box body 1 and is communicated with the dust processing mechanism 2.
A tapered suction port 511 having one end opened wide and the other end fixed to the end of the first end of the dust suction passage 5.
The device moves to the area needing dust removal through the sliding assembly 7, the negative pressure suction mechanism 3 is started, negative pressure is formed and maintained in the collector, and dust is sucked into the collector through the powder suction channel and dispersed in water. The mechanical arm 4 of the invention can drive the dust suction pipeline to rotate relative to the box body 1, thereby being capable of sucking dust in a plurality of directions in the surrounding environment. According to the mechanical arm 4, the fixed assembly and the movable assembly are arranged, so that the dust suction pipeline can be bent along with the change of the movable assembly of the mechanical arm 4, a plurality of rotation angles can be formed, the mechanical arm is very flexible, dust can be removed from a plurality of directions, and the dust suction efficiency is extremely high.
The number of modules and the processing scale described herein are intended to simplify the description of the invention. Applications, modifications and variations of the mobile vacuum suction dust handling apparatus 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 (7)

1. Portable vacuum suction dust processing apparatus, its characterized in that includes:
a box body, under which a sliding component is arranged;
the dust treatment mechanism is fixed in the box body;
the negative pressure suction mechanism is arranged in the box body and is communicated with the dust treatment mechanism;
at least one mechanical arm, one end of which is hinged on the box body, and the mechanical arm is provided with a cylindrical cavity;
and a first end of the dust suction channel is rotatably fixed on the box body and is fixed in the cylindrical cavity of the mechanical arm, and a second end of the dust suction channel extends into the box body and is communicated with the dust treatment mechanism.
2. The mobile vacuum aspiration dust handling device of claim 1, wherein the robotic arm comprises:
one end of the connecting plate is hinged to the box body;
the fixing assembly comprises a plurality of fixing supports, and the fixing supports are vertically fixed on the connecting plate in a circumferential shape;
the movable assembly comprises a plurality of movable supports, the movable supports are also vertically arranged on the connecting plate in a circumferential shape, the movable supports and the fixed supports are arranged in a staggered and spaced mode, each movable support is formed by connecting a plurality of connecting rods which are movably connected in sequence, and the first ends of the dust suction channels are fixed on the connecting rods;
the hoop structures are sequentially sleeved on the outer sides of the fixed component and the movable component along the length direction of the fixed component and the movable component to form the cylindrical cavity.
3. The mobile vacuum suction dust handling device of claim 1, wherein the dust suction channel further comprises:
and a tapered suction port having one end opened widely and the other end fixed to a distal end of the first end of the dust suction passage.
4. The mobile vacuum dust handling apparatus of claim 1, wherein the dust handling mechanism comprises a collector in communication with the vacuum suction mechanism, the vacuum suction mechanism maintaining a vacuum within the dust handling mechanism, the collector having an inlet and an outlet, the inlet of the collector being in communication with a distal end of the second end of the dust suction channel.
5. The mobile vacuum suction dust handling apparatus of claim 4, wherein the collector is further connected to a water source.
6. The mobile vacuum aspiration dust management device of claim 1 wherein the vacuum aspiration mechanism is a roots blower.
7. The mobile vacuum suction dust handling device of claim 1, further comprising:
the base, its below is provided with the slip subassembly, the box is fixed on the base.
CN202110876050.6A 2021-07-30 2021-07-30 Movable negative pressure suction dust treatment device Pending CN113476998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110876050.6A CN113476998A (en) 2021-07-30 2021-07-30 Movable negative pressure suction dust treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110876050.6A CN113476998A (en) 2021-07-30 2021-07-30 Movable negative pressure suction dust treatment device

Publications (1)

Publication Number Publication Date
CN113476998A true CN113476998A (en) 2021-10-08

Family

ID=77944956

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110876050.6A Pending CN113476998A (en) 2021-07-30 2021-07-30 Movable negative pressure suction dust treatment device

Country Status (1)

Country Link
CN (1) CN113476998A (en)

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010120007A (en) * 2008-10-20 2010-06-03 Ito Toyo Service:Kk Wet dust collection device
CN204816121U (en) * 2015-08-21 2015-12-02 汉廷能源科技(无锡)有限公司 Smog dust extraction
CN105289184A (en) * 2015-11-17 2016-02-03 哈尔滨理工大学 Welding flue gas water-bath purifier and purification method
JP2017104843A (en) * 2015-11-27 2017-06-15 株式会社ネイブヒート Wet type gaseous substance processor
CN107695038A (en) * 2017-11-17 2018-02-16 成都市金川茶业有限公司 A kind of Tea Production dedusting structure
CN208049627U (en) * 2017-12-22 2018-11-06 四川盛世佳禾农业开发有限公司 A kind of construction site adjustable gas purifying and dedusting equipment
CN109453582A (en) * 2018-11-27 2019-03-12 瓦房店冶金轴承集团有限公司 Grind processing powder cloudization recycling circulation draining dust removal machine
CN209286950U (en) * 2018-11-28 2019-08-23 重庆瀚方钢结构有限公司 Mobile welding flue dust air intake device
CN110755980A (en) * 2019-11-10 2020-02-07 江苏九洲环保技术有限公司 Masterbatch production line dust collector is filled to polyolefin
CN210302923U (en) * 2019-07-11 2020-04-14 东源县富源实业有限公司 Dust collector for wood working
CN210495725U (en) * 2019-07-22 2020-05-12 大连绿杉包装制品有限公司 Dust collector is used in woodwork processing
JP2020075214A (en) * 2018-11-07 2020-05-21 株式会社ネイブヒート Wet type gaseous substance treatment device and wet type gaseous substance treatment method
CN210701600U (en) * 2019-06-14 2020-06-09 宁夏铸峰特殊合金有限公司 Dust excluding hood that diversely turns to
CN211133389U (en) * 2019-08-20 2020-07-31 顾金平 Dust device for construction engineering
CN111589833A (en) * 2020-05-27 2020-08-28 江苏中兴药业有限公司 Telescopic movable dust remover for pipeline
CN211358206U (en) * 2019-11-20 2020-08-28 营口佳镁耐火材料有限公司 High-efficient industrial dust collecting equipment
CN212818825U (en) * 2020-07-16 2021-03-30 江西华磊建设有限公司 High-efficient dust pelletizing system in building field
CN112657299A (en) * 2021-01-25 2021-04-16 潍坊帕萨蒂经贸有限公司 Dust device is used in production of green commodity concrete

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010120007A (en) * 2008-10-20 2010-06-03 Ito Toyo Service:Kk Wet dust collection device
CN204816121U (en) * 2015-08-21 2015-12-02 汉廷能源科技(无锡)有限公司 Smog dust extraction
CN105289184A (en) * 2015-11-17 2016-02-03 哈尔滨理工大学 Welding flue gas water-bath purifier and purification method
JP2017104843A (en) * 2015-11-27 2017-06-15 株式会社ネイブヒート Wet type gaseous substance processor
CN107695038A (en) * 2017-11-17 2018-02-16 成都市金川茶业有限公司 A kind of Tea Production dedusting structure
CN208049627U (en) * 2017-12-22 2018-11-06 四川盛世佳禾农业开发有限公司 A kind of construction site adjustable gas purifying and dedusting equipment
JP2020075214A (en) * 2018-11-07 2020-05-21 株式会社ネイブヒート Wet type gaseous substance treatment device and wet type gaseous substance treatment method
CN109453582A (en) * 2018-11-27 2019-03-12 瓦房店冶金轴承集团有限公司 Grind processing powder cloudization recycling circulation draining dust removal machine
CN209286950U (en) * 2018-11-28 2019-08-23 重庆瀚方钢结构有限公司 Mobile welding flue dust air intake device
CN210701600U (en) * 2019-06-14 2020-06-09 宁夏铸峰特殊合金有限公司 Dust excluding hood that diversely turns to
CN210302923U (en) * 2019-07-11 2020-04-14 东源县富源实业有限公司 Dust collector for wood working
CN210495725U (en) * 2019-07-22 2020-05-12 大连绿杉包装制品有限公司 Dust collector is used in woodwork processing
CN211133389U (en) * 2019-08-20 2020-07-31 顾金平 Dust device for construction engineering
CN110755980A (en) * 2019-11-10 2020-02-07 江苏九洲环保技术有限公司 Masterbatch production line dust collector is filled to polyolefin
CN211358206U (en) * 2019-11-20 2020-08-28 营口佳镁耐火材料有限公司 High-efficient industrial dust collecting equipment
CN111589833A (en) * 2020-05-27 2020-08-28 江苏中兴药业有限公司 Telescopic movable dust remover for pipeline
CN212818825U (en) * 2020-07-16 2021-03-30 江西华磊建设有限公司 High-efficient dust pelletizing system in building field
CN112657299A (en) * 2021-01-25 2021-04-16 潍坊帕萨蒂经贸有限公司 Dust device is used in production of green commodity concrete

Similar Documents

Publication Publication Date Title
CN113476998A (en) Movable negative pressure suction dust treatment device
CN109092735A (en) Lithium battery dust-extraction unit
CN209408630U (en) A kind of dust catcher for printed wiring board target-shooting machine
CN213001370U (en) Film cleaning equipment
CN111700666B (en) Device for removing biliary tract obstruction and calculus
CN214767428U (en) Integrated circuit encapsulation material box cleaning equipment
CN214684757U (en) Laser marking device for hardware parts
CN213163675U (en) Industrial robot for laser cutting
CN214391511U (en) A cleaning device for crucible
CN215428625U (en) Test tube vibration device for urological department nursing
CN218984308U (en) Concrete is polished and is pressed down dirt construction equipment
CN214162461U (en) Dust collecting equipment is used in processing of quartz wave plate
CN206840258U (en) A kind of collection device device for clothes processing clout
CN219292260U (en) Improved dust removing equipment
CN212577058U (en) Explosion-proof type polycrystalline silicon furnace tail gas pipe cleaning machine
CN212286867U (en) Chip removal device of numerical control machine tool
CN217616497U (en) Environment-friendly electronic product dust collector
CN220610812U (en) Novel processing equipment of graphite dust
CN220005064U (en) Rubber removing device and semiconductor processing auxiliary device
CN219486377U (en) Waste gas collecting device for injection molding machine
CN214348141U (en) Residual wax recovery platform of biological tissue embedding machine
CN220192892U (en) Telescopic dust collector
KR102467082B1 (en) Method for inhaling dust occurreded during FRP drilling operation
CN212763516U (en) Electric test tube clamp device
CN213826056U (en) Dust collecting equipment for ophthalmologic instrument

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20211008

RJ01 Rejection of invention patent application after publication