CN111237963B - UV photocatalyst sterilization power ventilation module in safe low pressure - Google Patents
UV photocatalyst sterilization power ventilation module in safe low pressure Download PDFInfo
- Publication number
- CN111237963B CN111237963B CN202010056094.XA CN202010056094A CN111237963B CN 111237963 B CN111237963 B CN 111237963B CN 202010056094 A CN202010056094 A CN 202010056094A CN 111237963 B CN111237963 B CN 111237963B
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- Prior art keywords
- air
- plate
- guide rail
- module
- fixedly connected
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- 238000009423 ventilation Methods 0.000 title claims abstract description 43
- 239000011941 photocatalyst Substances 0.000 title claims abstract description 12
- 230000001954 sterilising Effects 0.000 title claims abstract description 12
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 12
- 239000011521 glass Substances 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 230000000844 anti-bacterial Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002588 toxic Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultra-violet radiation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0254—Ducting arrangements characterised by their mounting means, e.g. supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
Abstract
The invention discloses a UV photocatalyst sterilization power ventilation module in safe low pressure, which comprises a ventilation device and a driving mechanism for driving the ventilation device to move, wherein an angle adjusting mechanism for adjusting the angle of the ventilation device is also arranged between the driving mechanism and the ventilation device; the driving mechanism comprises a guide rail, an L-shaped plate, a roller, a driving motor, a gear, a rack, a transverse plate, an air monitor and a mounting plate; the guide rail fixed connection is at the house top, the number of L shaped plate is two, and the fixed connection of L shaped plate is at the tip of guide rail, the diaphragm is located the below of guide rail. The invention has smaller occupied area and wider application range, and the alternating effect is formed by the magnetic field between the electromagnets through the introduction of alternating current so as to ensure that the stress of the steel plate is alternated, thereby continuously shaking the steel plate, further disturbing the air in the glass pipeline, leading the bacteria in the air to be more fully contacted with the ultraviolet rays and further improving the sterilization effect.
Description
Technical Field
The invention relates to the technical field of air purifiers, in particular to a UV photocatalyst sterilization power ventilation module in safe low pressure.
Background
The photocatalyst air purifier integrates a high-tech photocatalyst technology, an ultraviolet lamp, a high-efficiency filtering system, granular activated carbon, a laminated suspension type filter cylinder, negative ions and other technologies into a whole, has the effects of quickly decomposing toxic and harmful gases, effectively killing various bacteria, mycete and viruses, removing various peculiar smells, smoke, adsorbing dust and the like, and can quickly and effectively improve the indoor air quality.
The existing air purification device has a small purification range, usually adopts multiple devices to purify simultaneously, has no pollution in partial space in a factory building, and is in operation with purification devices, so that the cost is increased undoubtedly.
Disclosure of Invention
The invention aims to solve the defects in the prior art, provides a safe low-voltage UV photocatalyst sterilization power ventilation module which occupies a small area and has a wider application range, and enables a magnetic field between electromagnets to form an alternating effect by introducing alternating current so as to enable stress of steel plates to be alternated, thereby enabling the steel plates to continuously shake, further enabling air in a glass pipeline to be disturbed, enabling bacteria in the air to be more fully contacted with ultraviolet rays, and further improving the sterilization effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a safe UV photocatalyst sterilization power ventilation module in low pressure comprises a ventilation device and a driving mechanism for driving the ventilation device to move, wherein an angle adjusting mechanism for adjusting the angle of the ventilation device is arranged between the driving mechanism and the ventilation device;
the driving mechanism comprises a guide rail, an L-shaped plate, a roller, a driving motor, a gear, a rack, a transverse plate, an air monitor and a mounting plate;
the guide rails are fixedly connected to the top of the house, the number of the L-shaped plates is two, the L-shaped plates are fixedly connected to the end portions of the guide rails, the transverse plate is located below the guide rails, the rollers are rotatably connected to the two ends of the transverse plate, and the driving motor is fixedly connected to the lower ends of the transverse plate;
the gear is arranged on an output shaft of the driving motor, the rack is fixedly connected to the lower end of the guide rail, and the gear is meshed with the rack;
the air monitors are arranged in plurality and are arranged on two sides of the L-shaped plate at equal intervals;
the mounting plate is fixedly connected to the lower end of the transverse plate.
The ventilation device comprises a shell, a plurality of glass pipelines are fixedly connected in the shell at equal intervals, two adjacent glass pipelines are connected through a bent pipe, a conical cover is arranged at the air inlet end of each glass pipeline, and a negative pressure fan is arranged in each conical cover;
a steel plate is arranged in the glass pipeline along the axial direction of the glass pipeline, the width of the steel plate is slightly smaller than the diameter of the glass pipeline, and ultraviolet lamps are uniformly distributed on the surface of the steel plate;
and the mounting plate is also provided with a main control module for controlling the equipment to operate.
Preferably, the angle adjusting mechanism comprises two sector discs fixedly connected to two sides of the mounting plate, and a supporting plate is rotatably connected between the two sector discs;
the side wall of the sector disc is provided with an arc-shaped groove, a sliding block is connected in the arc-shaped groove in a sliding mode, and the sliding block is connected to the side wall of the supporting plate in a rotating mode;
the lateral wall of mounting panel rotates and is connected with electric telescopic handle, electric telescopic handle's flexible end rotates to be connected on the lateral wall of slider.
Preferably, the device further comprises electromagnets which are arranged on the opposite inner walls of the shell, and when the two electromagnets are electrified, the opposite poles are opposite.
Preferably, the one end that the mounting panel was kept away from to the casing has seted up the air intake, air intake department can dismantle and be connected with the dust screen.
Preferably, the air outlet end of the glass pipeline is provided with an air exhaust nozzle, the air exhaust nozzle is communicated with the outside of the shell, and a filter screen is arranged at the communication position of the air exhaust nozzle and the shell.
Preferably, the two ends of the glass pipeline are fixedly connected with fixing frames arranged along the radial direction of the glass pipeline, and the steel plate is rotatably connected to the fixing frames through a rotating shaft.
Preferably, the two electromagnets are connected in series, and the power supply for supplying power to the two electromagnets is an alternating current power supply.
Preferably, the master control module electricity is connected with monitoring module, power module and ventilation module, monitoring module is used for monitoring the near air quality of air monitoring appearance, power module is used for driving the ventilation module and removes, the ventilation module is used for air-purifying.
The invention has the following beneficial effects:
1. when the air monitoring instrument monitors that air at the position is polluted, the air monitoring instrument transmits a signal to the main control module, the main control module controls the driving motor to start, the driving motor rotates to drive the gear to rotate, the gear rotates to drive the transverse plate to move along the rack, and the ventilation device moves to the place where the air is polluted, so that the ventilation module occupies a small area and has a wider application range;
2. the negative pressure fan sucks indoor air into the glass pipeline when working, the ultraviolet lamp in the glass pipeline removes bacteria in the air, meanwhile, the electromagnets work, the opposite poles are opposite, so that a magnetic field approximately parallel to the side wall of the cabinet body is formed, and the two electromagnets are connected in series; the power supply source for supplying power to the electromagnet is an alternating current power supply; thereby make the magnetic field between two electro-magnets form the alternating effect to make the atress alternation of steel sheet, thereby make the steel sheet shake in succession, and then make the air disturbance in the glass pipeline, make the bacterium in the air more abundant with the ultraviolet contact, further improve bactericidal effect.
Drawings
Fig. 1 is a schematic structural diagram of a UV photocatalyst sterilization power ventilation module in a safe low pressure according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is an enlarged view of the structure at C in FIG. 1;
fig. 5 is a system block diagram of a UV photocatalyst sterilization power ventilation module in a safe low pressure according to the present invention.
In the figure: the device comprises a driving mechanism 1, a guide rail 11, a 12L-shaped plate, a roller 13, a driving motor 14, a gear 15, a rack 16, a transverse plate 17, an air monitor 18, a mounting plate 19, an angle adjusting mechanism 2, a sector disc 21, an electric telescopic rod 22, an arc groove 23, a supporting plate 24, a ventilating device 3, a shell 31, a glass pipeline 32, an electromagnet 33, a negative pressure fan 34, a conical cover 35, an exhaust nozzle 36, an ultraviolet lamp 37, a steel plate 38, a rotating shaft 381 and a fixing frame 382.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, a safe low-pressure UV photocatalyst sterilization power ventilation module comprises a ventilation device 3 and a driving mechanism 1 for driving the ventilation device 3 to move, wherein an angle adjusting mechanism 2 for adjusting the angle of the ventilation device 3 is further arranged between the driving mechanism 1 and the ventilation device 3;
the driving mechanism 1 comprises a guide rail 11, an L-shaped plate 12, a roller 13, a driving motor 14, a gear 15, a rack 16, a transverse plate 17, an air monitor 18 and a mounting plate 19;
the guide rail 11 is fixedly connected to the top of the house, the number of the L-shaped plates 12 is two, the L-shaped plates 12 are fixedly connected to the end portion of the guide rail 11, the transverse plate 17 is located below the guide rail 11, the rollers 13 are rotatably connected to the two ends of the transverse plate 17, and the driving motor 14 is fixedly connected to the lower end of the transverse plate 17;
the gear 15 is installed on the output shaft of the driving motor 14, the rack 16 is fixedly connected to the lower end of the guide rail 11, the gear 15 is meshed with the rack 16, when the air monitor 18 monitors that air at the position is polluted, the air monitor 18 transmits a signal to the main control module, and the main control module controls the driving motor 14 to start;
a plurality of air monitors 18 are arranged and are equidistantly arranged on two sides of the L-shaped plate 12;
the mounting plate 19 is fixedly connected to the lower end of the cross plate 17.
The ventilation device 3 comprises a shell 31, a plurality of glass pipelines 32 are fixedly connected in the shell 31 at equal intervals, two adjacent glass pipelines 32 are connected through a bent pipe, a conical cover 35 is arranged at the air inlet end of each glass pipeline 32, and a negative pressure fan 34 is installed in each conical cover 35;
a steel plate 38 is arranged in the glass pipeline 32 along the axial direction, the width of the steel plate 38 is slightly smaller than the diameter of the glass pipeline 32, and ultraviolet lamps 37 are uniformly distributed on the surface of the steel plate 38;
the mounting plate 19 is also provided with a main control module for controlling the equipment to operate, the driving motor 14 rotates to drive the gear 15 to rotate, and the gear 15 rotates to drive the transverse plate 17 to move along the rack 16, so that the ventilation device 3 moves to a place with air pollution.
The angle adjusting mechanism 2 comprises two fan-shaped discs 21 fixedly connected to two sides of the mounting plate 19, and a supporting plate 24 is rotatably connected between the two fan-shaped discs 21;
an arc-shaped groove 23 is formed in the side wall of the sector disc 21, a sliding block is connected in the arc-shaped groove 23 in a sliding mode, and the sliding block is connected to the side wall of the supporting plate 24 in a rotating mode;
the lateral wall of mounting panel 19 rotates and is connected with electric telescopic handle 22, and electric telescopic handle 22's flexible end rotates to be connected on the lateral wall of slider.
The device also comprises electromagnets 33 which are arranged on the opposite inner walls of the shell 31, and when the two electromagnets 33 are electrified, the opposite poles are opposite.
An air inlet is formed in one end, far away from the mounting plate 19, of the shell 31, and a dustproof net is detachably connected to the air inlet.
The air outlet end of the glass pipeline 32 is provided with an air outlet nozzle 36, the air outlet nozzle 36 is communicated with the outside of the shell 31, a filter screen is arranged at the communication position of the air outlet nozzle 36 and the shell 31, the main control module works to drive the negative pressure fan 34 to work, the negative pressure fan 34 works to suck indoor air into the glass pipeline 32, and the ultraviolet lamp 37 in the glass pipeline 32 removes bacteria in the air.
The two ends of the glass tube 32 are fixedly connected with a fixing frame 382 arranged along the radial direction thereof, and the steel plate 38 is rotatably connected to the fixing frame 382 through a rotating shaft 381.
The two electromagnets 33 are mutually connected in series, the power supply for supplying power to the two electromagnets 33 is an alternating current power supply, when the electromagnets 33 work, the opposite poles are opposite, so that a magnetic field approximately parallel to the side wall of the cabinet body is formed, and the two electromagnets 33 are mutually connected in series; and the power supply for the electromagnet 33 is an alternating current power supply; thereby make the magnetic field between two electro-magnets 33 form alternating effect to make the atress alternation of steel sheet 38, thereby make steel sheet 38 shake in succession, and then make the air disturbance in the glass pipeline 32, make the bacterium in the air more abundant with the ultraviolet contact, further improve bactericidal effect.
The main control module is electrically connected with a monitoring module, a power module and a ventilation module, the monitoring module is used for monitoring the air quality near the air monitor 18, the power module is used for driving the ventilation module to move, and the ventilation module is used for purifying air.
When the ventilation module works, when the air monitor 18 monitors that air at the position is polluted, the air monitor 18 transmits a signal to the main control module, the main control module controls the driving motor 14 to be started, the driving motor 14 rotates to drive the gear 15 to rotate, the gear 15 rotates to drive the transverse plate 17 to move along the rack 16, and the ventilation device 3 is made to move to the position where the air is polluted;
the main control module works to drive the negative pressure fan 34 to work, the negative pressure fan 34 works to suck indoor air into the glass pipeline 32, the ultraviolet lamp 37 in the glass pipeline 32 removes bacteria in the air, meanwhile, the electromagnets 33 work, the opposite poles are opposite, so that a magnetic field approximately parallel to the side wall of the cabinet body is formed, and the two electromagnets 33 are connected in series; and the power supply for the electromagnet 33 is an alternating current power supply; thereby make the magnetic field between two electro-magnets 33 form alternating effect to make the atress alternation of steel sheet 38, thereby make steel sheet 38 shake in succession, and then make the air disturbance in the glass pipeline 32, make the bacterium in the air more abundant with the ultraviolet contact, further improve bactericidal effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. The UV photocatalyst sterilization power ventilation module in the safe low pressure is characterized by comprising a ventilation device (3) and a driving mechanism (1) for driving the ventilation device (3) to move, wherein an angle adjusting mechanism (2) for adjusting the angle of the ventilation device (3) is arranged between the driving mechanism (1) and the ventilation device (3); the driving mechanism (1) comprises a guide rail (11), an L-shaped plate (12), a roller (13), a driving motor (14), a gear (15), a rack (16), a transverse plate (17), an air monitor (18) and a mounting plate (19); the guide rail (11) is fixedly connected to the top of the house, the number of the L-shaped plates (12) is two, the L-shaped plates (12) are fixedly connected to the end portion of the guide rail (11), the transverse plate (17) is located below the guide rail (11), the rollers (13) are rotatably connected to the two ends of the transverse plate (17), and the driving motor (14) is fixedly connected to the lower end of the transverse plate (17); the gear (15) is arranged on an output shaft of the driving motor (14), the rack (16) is fixedly connected to the lower end of the guide rail (11), and the gear (15) is meshed with the rack (16); the air monitors (18) are arranged in plurality and are arranged on two sides of the L-shaped plate (12) at equal intervals; the mounting plate (19) is fixedly connected to the lower end of the transverse plate (17); the ventilation device (3) comprises a shell (31), a plurality of glass pipelines (32) are fixedly connected in the shell (31) at equal intervals, two adjacent glass pipelines (32) are connected through a bent pipe, a conical cover (35) is arranged at the air inlet end of each glass pipeline (32), and a negative pressure fan (34) is installed in each conical cover (35); a steel plate (38) is arranged in the glass pipeline (32) along the axial direction of the glass pipeline, the width of the steel plate (38) is slightly smaller than the diameter of the glass pipeline (32), and ultraviolet lamps (37) are uniformly distributed on the surface of the steel plate (38); the mounting plate (19) is also provided with a main control module for controlling the operation of equipment;
the angle adjusting mechanism (2) comprises two fan-shaped discs (21) fixedly connected to two sides of the mounting plate (19), and a supporting plate (24) is rotatably connected between the two fan-shaped discs (21);
an arc-shaped groove (23) is formed in the side wall of the fan-shaped disc (21), a sliding block is connected in the arc-shaped groove (23) in a sliding mode, and the sliding block is connected to the side wall of the supporting plate (24) in a rotating mode;
the side wall of the mounting plate (19) is rotatably connected with an electric telescopic rod (22), and the telescopic end of the electric telescopic rod (22) is rotatably connected to the side wall of the sliding block;
the dust-proof device is characterized by further comprising electromagnets (33) arranged on the opposite inner walls of the shell (31), wherein when the two electromagnets (33) are electrified, the opposite poles are opposite, one end of the shell (31), which is far away from the mounting plate (19), is provided with an air inlet, and the air inlet is detachably connected with a dust screen; an air outlet end of the glass pipeline (32) is provided with an air exhaust nozzle (36), the air exhaust nozzle (36) is communicated with the outside of the shell (31), a filter screen is arranged at the communication position of the air exhaust nozzle (36) and the shell (31), two ends of the glass pipeline (32) are fixedly connected with a fixed frame (382) which is arranged along the radial direction of the glass pipeline, and the steel plate (38) is rotatably connected to the fixed frame (382) through a rotating shaft (381); the two electromagnets (33) are connected in series, and a power supply for supplying power to the two electromagnets (33) is an alternating current power supply; the main control module is electrically connected with a monitoring module, a power module and a ventilation module, the monitoring module is used for monitoring the air quality near an air monitor (18), the power module is used for driving the ventilation module to move, and the ventilation module is used for purifying air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056094.XA CN111237963B (en) | 2020-01-18 | 2020-01-18 | UV photocatalyst sterilization power ventilation module in safe low pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056094.XA CN111237963B (en) | 2020-01-18 | 2020-01-18 | UV photocatalyst sterilization power ventilation module in safe low pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111237963A CN111237963A (en) | 2020-06-05 |
| CN111237963B true CN111237963B (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010056094.XA Active CN111237963B (en) | 2020-01-18 | 2020-01-18 | UV photocatalyst sterilization power ventilation module in safe low pressure |
Country Status (1)
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| CN (1) | CN111237963B (en) |
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| CN207407445U (en) * | 2017-10-25 | 2018-05-25 | 河南理工大学 | A kind of suspended type air purification device |
| CN107838162A (en) * | 2017-10-27 | 2018-03-27 | 成都五七零二科技有限公司 | A kind of governor motion of clarifier conduit |
| CN107917466A (en) * | 2017-11-13 | 2018-04-17 | 薛春红 | A kind of workplace air purifier |
| CN207887615U (en) * | 2017-12-28 | 2018-09-21 | 河南省城乡规划设计研究总院有限公司 | A kind of novel large-sized workshop dust pelletizing system |
| CN109713571A (en) * | 2018-12-14 | 2019-05-03 | 夏静 | A kind of box-type substation with from dedusting function |
| CN209910075U (en) * | 2019-05-22 | 2020-01-07 | 安徽工业大学 | Ultraviolet high-efficiency sterilization air purifier |
| CN110848834A (en) * | 2019-11-20 | 2020-02-28 | 南理工泰兴智能制造研究院有限公司 | Novel internet of things controlled large-scale factory building air purification device |
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