CN113639368B - Energy-saving and environment-friendly air purification device for operating room - Google Patents
Energy-saving and environment-friendly air purification device for operating room Download PDFInfo
- Publication number
- CN113639368B CN113639368B CN202110833786.5A CN202110833786A CN113639368B CN 113639368 B CN113639368 B CN 113639368B CN 202110833786 A CN202110833786 A CN 202110833786A CN 113639368 B CN113639368 B CN 113639368B
- Authority
- CN
- China
- Prior art keywords
- filter
- cavity
- filter element
- sealing block
- upper sealing
- 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
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/90—Cleaning of purification apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides an energy-saving and environment-friendly air purification device for an operating room, which comprises an installation box body, a filter cavity and a filter element, wherein the filter element comprises an upper sealing cover, an upper sealing block, a connecting framework, a lower sealing block and a filter screen group, the connecting framework is connected between the upper sealing block and the lower sealing block, the filter screen group is wound and wrapped outside the connecting framework, the inner wall of the filter cavity is provided with sealing surfaces matched with the upper sealing block, the filter screen group and two sides of the lower sealing block, the upper sealing cover is connected to the top of the upper sealing block and covers the assembly opening, and an air outlet channel is arranged on the upper sealing block and the upper sealing cover; the filter element divides the filter cavity into a first cavity and a second cavity, the air inlet channel is positioned in the first cavity, the blowing blades are also arranged in the first cavity, the bottom of the second cavity is provided with the ash discharge groove, and the interval plugboard is arranged between the ash discharge groove and the filter element.
Description
Technical Field
The invention relates to an air purification device, in particular to an energy-saving and environment-friendly air purification device for an operating room.
Background
The operating room is a place for providing operations and rescuing for patients and is an important technical department of hospitals, wherein a clean and sterile environment is one of important conditions for performing operations every time, a ventilation fan is usually required to be installed in the operating room, so that external fresh air can enter the operating room and the air in the operating room is extruded into a temporary room to achieve the effect of air replacement, but the air entering the operating room through the fan inevitably carries a part of germs, so that an air purification device capable of being fixed at the ventilation fan of the operating room is required to clean the air which possibly influences the environment of the operating room;
for example, patent No. CN201821497077.4 discloses an operating room ventilation system, which includes an operating room, a purification device, an induced draft fan, a blower and an air quality detector, wherein the air quality detector is arranged in the operating room; the purification device comprises a purification box, the purification box is divided into an outdoor air purification cavity and an indoor air purification cavity which are mutually independent by a first partition plate from top to bottom, an air blower, the outdoor air purification cavity and an operating room are sequentially communicated through an air inlet pipe, the operating room, the indoor air purification cavity and an induced draft fan are sequentially communicated through an air outlet pipe, the air blower blows outdoor air into the outdoor air purification cavity for purification and sends the outdoor air into the operating room, and the induced draft fan introduces air in the operating room into the indoor air purification cavity for purification and then discharges the air; the air outlet of the operating room is provided with an adjusting device for adjusting the size of the air outlet, so that ventilation and air exchange of the operating room are realized, and the quality of air in the operating room is ensured;
therefore, there is an urgent need for an energy-saving and environment-friendly air purification device for operating rooms, which can not only realize the quick replacement of the filter element, but also realize the secondary utilization of the filter element through the rotation of the filter element and the auxiliary action of the blowing blades, thereby further prolonging the service life of the filter element, reducing the replacement frequency of the filter element and reducing the replacement cost of the equipment.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly air purification device for an operating room, which not only can realize quick replacement of a filter element, but also can realize secondary utilization of the filter element through the rotation of the filter element and the auxiliary action of a blowing blade, thereby further prolonging the service life of the filter element, reducing the replacement frequency of the filter element and reducing the replacement cost of equipment.
The invention provides the following technical scheme:
an energy-saving and environment-friendly air purification device for an operating room comprises an installation box body, a filter cavity arranged in the installation box body, and a filter element detachably connected in the filter cavity, wherein an air inlet channel is arranged on the filter cavity, the top of the filter cavity is provided with an assembly port, the filter element is arranged in the filter cavity through the assembly port, the filter element comprises an upper sealing cover, an upper sealing block, a connecting framework, a lower sealing block and a filter screen group, the connecting framework is connected between the upper sealing block and the lower sealing block, the filter screen group is arranged outside the connecting framework in a surrounding manner, the inner wall of the filter cavity is provided with sealing surfaces matched with the upper sealing block, the filter screen group and two sides of the lower sealing block, the lower sealing block is arranged at the bottom of the filter cavity, the upper sealing cover is connected to the top of the upper sealing block and sealed outside the assembly port in a covering manner, and air outlet channels are arranged on the upper sealing block and the upper sealing cover; the filter element divides the filter cavity into a first cavity and a second cavity which are positioned on two sides of the filter element, the air inlet channel is positioned in the first cavity, the first cavity is also internally provided with a blowing blade, the blowing blade can blow air towards the second cavity under the driving of a blade motor, the bottom of the second cavity is provided with an ash discharge groove, and an interval plugboard is arranged between the ash discharge groove and the filter element.
Preferably, the filter chambers are provided with two groups, namely a first filter chamber and a second filter chamber, an air inlet channel of the first filter chamber is communicated with the air inlet pipe, an air outlet channel of the first filter chamber is communicated with an air inlet channel of the second filter chamber, and an air outlet channel of the second filter chamber is communicated with the air outlet pipe.
Preferably, the sterilization chamber comprises a sterilization chamber communicated between the air outlet channel and the air outlet pipe, a sealing sleeve sleeved outside the air outlet channel is arranged in the sterilization chamber, the air outlet channel is further in threaded connection with a locking nut in butt joint with the top of the sealing sleeve, an ultraviolet lamp is arranged in the sterilization chamber, and an air outlet communicated with the air outlet pipe is arranged in the sterilization chamber.
Preferably, a partition board is arranged in the sterilization chamber, the air outlet and the sealing sleeve are located on two sides of the partition board, the partition board divides the sterilization chamber into a first compartment and a second compartment, a gap used for communicating the first compartment and the second compartment is formed between one end of the partition board and the sterilization chamber, and an ultraviolet lamp is installed at the gap.
Preferably, the sealing surface is a conical surface, and the conical surface is provided with sealing gaskets which are attached and sealed on two sides of the upper sealing block, the filter screen group and the lower sealing block.
Preferably, the bottom of filter chamber still installs electric rotary table, and electric rotary table is last to install and is fixed with the lead screw by lead screw motor drive, and the bottom of lower seal piece is provided with the thread bush with lead screw threaded connection, and the top of filter chamber installs the electric telescopic handle that two sets of symmetries set up, is provided with on the upper cover to establish the locating hole of location with the electric telescopic handle cover, and electric telescopic handle has down to insert to establish the location of cooperation filter core in the locating hole.
Preferably, the spacing inserting plate is driven to lift by a bottom lifting cylinder to isolate the space between the filter element and the ash discharge groove.
Preferably, one end of the air outlet channel facing the inner hole of the filter screen group is provided with a mask expanding cover.
Preferably, the filter screen group comprises a primary filter screen, an ESP composite filter screen, an HEPA high-efficiency filter screen and an activated carbon filter screen which are arranged in sequence from outside to inside.
The invention has the beneficial effects that: the filter element detachably connected in the filter cavity is arranged, so that the filter element can be quickly replaced and maintained, the filter element is placed in the filter cavity from the assembling port and comprises an upper sealing cover, an upper sealing block, a connecting framework, a lower sealing block and a filter screen group, so that air entering the filter cavity from an air inlet pipe channel enters a hollow part in the center of the filter screen group after being filtered by the filter screen group positioned on one side of the first cavity and then flows out through an air outlet channel on the upper sealing block and the upper sealing cover, in order to improve the automation degree of replacing the filter element, the filter element can ascend by starting a lead screw motor until a lead screw is separated from a thread sleeve, and when the filter element needs to be secondarily utilized, the lead screw motor can be started to ascend the filter element, so that a movable gap exists between the filter element and the filter cavity, and then an electric telescopic rod is started, make it deviate from the locating hole of upper cover, and then rotatory electric turntable, make the filter core rotatory 180, fix a position the locating hole again with electric telescopic handle, rotatory lead screw, make the filter core laminate sealed filter chamber once more, and then descend the interval picture peg, start the blade of blowing, blow towards the filter core, can blow down the impurity that the adhesion was on the filter screen group near second chamber one side and let out the ash chute, later with interval picture peg recovery normal position again, stop the blade of blowing, the filtration purification of can intaking once more, whole structure not only degree of automation is higher, and the secondary use of filter core, the life of filter core is filtered in the extension that has also gone forward, reduce the frequency that the filter core was changed, in order to reduce the replacement cost of equipment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the filter cavity;
FIG. 3 is a top sectional view of the filter chamber;
FIG. 4 is a front sectional view of the filter element;
FIG. 5 is a front sectional view of a filter cartridge fitted to a sterilization chamber;
FIG. 6 is a top view of the sterilization chamber;
notation in the figure: the device comprises a mounting box body 1, a filter cavity 2, a filter element 3, a blowing blade 4, an ash discharge groove 5, a spacing insertion plate 6, a sterilizing chamber 7, an electric turntable 8, a screw motor 9, a positioning hole 10, an air inlet channel 21, an assembly opening 22, an upper sealing cover 31, an upper sealing block 32, a connecting framework 33, a lower sealing block 34, a filter screen group 35, an air outlet channel 36, a sterilizing chamber 71, a sealing sleeve 72, a locking nut 73, an ultraviolet lamp 74 and a partition plate 75.
Detailed Description
Example 1
Referring to fig. 1 to 6, an energy-saving and environment-friendly air purification device for operating rooms is shown, in this embodiment, the energy-saving and environment-friendly air purification device comprises a mounting box body 1, a filter cavity 2 arranged in the mounting box body 1, and a filter element 3 detachably connected in the filter cavity 2, wherein an air inlet channel 21 is arranged on the filter cavity 2, an assembly opening 22 is formed in the top of the filter cavity 2, the filter element 3 is arranged in the filter cavity 2 through the assembly opening 22, the filter element 3 comprises an upper sealing cover 31, an upper sealing block 32, a connecting framework 33, a lower sealing block 34 and a filter screen set 35, the connecting framework 33 is connected between the upper sealing block 32 and the lower sealing block 34, the filter screen set 35 is wrapped around the connecting framework 33, sealing surfaces matched with the upper sealing block 32, the filter screen set 35 and two sides of the lower sealing block 34 are formed in the inner wall of the filter cavity 2, the lower sealing block 34 is arranged at the bottom of the filter cavity 2, the upper sealing cover 31 is connected to the top of the upper sealing block 32, the upper sealing block 32 and the upper sealing cover 31 are provided with an air outlet channel 36; the filter element 3 divides the filter cavity 2 into a first cavity and a second cavity which are positioned at two sides of the filter element 3, the air inlet channel 21 is positioned in the first cavity, the first cavity is also internally provided with the blowing blades 4, the blowing blades 4 can blow air towards the second cavity under the driving of the blade motor, the bottom of the second cavity is provided with the ash discharge groove 5, and an interval inserting plate 6 is arranged between the ash discharge groove 5 and the filter element 3. The filter cavities 22 are provided with two groups, namely a first filter cavity 2 and a second filter cavity 2, an air inlet channel 21 of the first filter cavity 2 is communicated with an air inlet pipe, an air outlet channel 36 of the first filter cavity is communicated with the air inlet channel 21 of the second filter cavity 2, and the air outlet channel 36 of the second filter cavity 2 is communicated with an air outlet pipe, so that the filter effect can be further improved.
With reference to fig. 1 to fig. 6, the energy-saving and environment-friendly air purification device for operating rooms further includes a sterilization room 7 in this embodiment, the sterilization room 7 includes a sterilization chamber 71 communicated between the air outlet channel 36 and the air outlet pipe, a sealing sleeve 72 sleeved outside the air outlet channel 36 is disposed in the sterilization chamber 71, the air outlet channel 36 is further connected with a lock nut 73 abutting against the top of the sealing sleeve 72 through a thread, an ultraviolet lamp 74 is disposed in the sterilization chamber 71, and an air outlet communicated with the air outlet pipe is disposed on the sterilization chamber 71, so as to assist in performing sterilization treatment on the filtered air.
Example 2
With reference to fig. 1 to 6, in this embodiment, in order to ensure that the air entering the sterilization chamber 7 can be sterilized sufficiently, a partition 75 is disposed in the sterilization chamber 7, an air outlet and a sealing sleeve 72 are disposed on two sides of the partition 75, the partition 75 divides the sterilization chamber 7 into a first compartment and a second compartment, a gap for communicating the first compartment and the second compartment is disposed between one end of the partition 75 and the sterilization chamber 71, and an ultraviolet lamp 74 is disposed at the gap.
In order to improve the sealing effect and facilitate the realization of automatic sealing matching, the sealing surface can be a conical surface, and the conical surface is provided with sealing gaskets which are attached and sealed at two sides of the upper sealing block 32, the filter screen group 35 and the lower sealing block 34. And the bottom of the filter cavity 2 is also provided with an electric turntable 8, the electric turntable 8 is fixedly provided with a lead screw driven by a lead screw motor 9, the bottom of the lower sealing block 34 is provided with a thread bush in threaded connection with the lead screw, the top of the filter cavity 2 is provided with two groups of electric telescopic rods which are symmetrically arranged, the upper sealing cover 31 is provided with a positioning hole 10 which is positioned by the electric telescopic rod bush, and the electric telescopic rods are provided with a positioning hole which is inserted from bottom to top and is arranged in the positioning hole 10 to match with the filter element 3.
The spacing picture peg 6 is driven the jacking by the liftout cylinder of bottom, come to keep apart between filter element 3 and let out ash groove 5 to can be in the air-supply line air inlet and play tuber pipe air-out operation process, in the air current, avoid having fallen into let out the impurity in ash groove 5 and adsorbed once more on filtering element 3, air-out passageway 36 is provided with the gauze mask towards the one end of filter screen group 35 hole, filter screen group 35 includes the primary filter screen that outside-in set gradually, ESP composite filter screen, HEPA high efficiency filter screen and active carbon filter screen.
The working principle of the invention is as follows: the filter element 3 detachably connected in the filter cavity 2 is arranged, so that the filter element 3 can be quickly replaced and maintained, meanwhile, the filter element 3 is arranged in the filter cavity 2 from the assembly port 22, the filter element 3 comprises an upper sealing cover 31, an upper sealing block 32, a connecting framework 33, a lower sealing block 34 and a filter screen group 35, therefore, air entering the filter cavity 2 from an air inlet pipe channel enters a hollow part in the center of the filter screen group 35 after being filtered by the filter screen group 35 positioned at one side of a first cavity, and then flows out through an air outlet channel 36 on the upper sealing block 32 and the upper sealing cover 31, in order to improve the automation degree of replacing the filter element 3, the filter element 3 can be lifted up by starting a lead screw motor 9 until a lead screw is separated from a thread sleeve, and when the filter element 3 needs to be secondarily utilized, the lead screw motor 9 can be started to lift the filter element 3, so that a movable gap exists between the filter element 3 and the filter cavity 2, and then through starting electric telescopic handle, make it deviate from the locating hole 10 of the upper cover 31, and then rotate the electric turntable 8, make the filter element 3 rotate 180 degrees, position the locating hole 10 again with electric telescopic handle, rotate the lead screw, make the filter element 3 laminate the sealed filter cavity 2 again, and then descend the interval picture peg 6, start the blade 4 of blowing, blow towards the filter element 3, can blow the impurity adhered on the filter screen group 35 close to one side of the second chamber down into the dust chute 5, and then resume the original position with the interval picture peg 6, stop the blade 4 of blowing, can intake air filtration purification again, the whole structure is not only more automatic and more advanced, and the secondary use of the filter element 3, the life of the extension filter element 3 that has further also, reduce the frequency of filter element 3 change, in order to reduce the replacement cost of the apparatus.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An energy-saving environment-friendly air purification device for an operating room is characterized by comprising an installation box body, a filter cavity arranged in the installation box body, and a filter element detachably connected in the filter cavity, the filter cavity is provided with an air inlet channel, the top of the filter cavity is provided with an assembly port, the filter element is arranged in the filter cavity through the assembly port, the filter element comprises an upper sealing cover, an upper sealing block, a connecting framework, a lower sealing block and a filter screen group, wherein the connecting framework is connected between the upper sealing block and the lower sealing block, the filter screen group is wrapped around the outside of the connecting framework, the inner wall of the filter cavity is provided with sealing surfaces matched with the upper sealing block, the filter screen group and the two sides of the lower sealing block, the lower sealing block is arranged at the bottom of the filter cavity, the upper sealing cover is connected with the top of the upper sealing block, the upper sealing block and the upper sealing cover are provided with air outlet channels;
the filter element divides the filter cavity into a first cavity and a second cavity which are positioned at two sides of the filter element, the air inlet channel is positioned in the first cavity, and a blowing blade is also arranged in the first cavity, the blowing blade can blow air towards the second cavity under the driving of a blade motor, the bottom of the second cavity is provided with an ash discharge groove, and a spacing plugboard is arranged between the ash discharge groove and the filter element;
also comprises a sterilization chamber, the sterilization chamber comprises a sterilization chamber communicated between the air outlet channel and the air outlet pipe,
the sealing surface is a conical surface, and sealing gaskets which are attached and sealed on two sides of the upper sealing block, the filter screen group and the lower sealing block are arranged on the conical surface;
the bottom of the filter cavity is also provided with an electric turntable, a lead screw driven by a lead screw motor is fixedly arranged on the electric turntable, the bottom of the lower sealing block is provided with a thread sleeve in threaded connection with the lead screw, the top of the filter cavity is provided with two groups of electric telescopic rods which are symmetrically arranged, the upper sealing cover is provided with a positioning hole which is sleeved with the electric telescopic rods for positioning, and the electric telescopic rods are inserted into the positioning hole from bottom to top to be matched with the positioning of the filter element;
when the filter element is required to be secondarily utilized, the lead screw motor is started, so that the filter element rises, after a movable gap exists between the filter element and the filter cavity, the electric telescopic rod is started to be separated from the positioning hole of the upper sealing cover, the electric rotary table is rotated again, the filter element is rotated by 180 degrees, the electric telescopic rod is positioned again, the positioning hole and the lead screw are rotated, the filter element is attached and sealed again, the filter cavity further descends the spacing insertion plate, the blowing blades are started to blow towards the filter element, impurities adhered to the filter screen group close to one side of the second cavity are blown into the ash discharge groove, then the spacing insertion plate is restored to the original position, the blowing blades are stopped, and air is fed again for filtering and purifying.
2. The energy-saving and environment-friendly air purification device for the operating room as claimed in claim 1, wherein two groups of filter cavities are provided, namely a first filter cavity and a second filter cavity, the air inlet channel of the first filter cavity is communicated with the air inlet pipe, the air outlet channel of the first filter cavity is communicated with the air inlet channel of the second filter cavity, and the air outlet channel of the second filter cavity is communicated with the air outlet pipe.
3. The energy-saving and environment-friendly air purification device for the operating room as claimed in claim 1 or 2, wherein a sealing sleeve sleeved outside the air outlet channel is arranged in the sterilization chamber, a locking nut abutting against the top of the sealing sleeve is further connected to the outside of the air outlet channel in a threaded manner, an ultraviolet lamp is arranged in the sterilization chamber, and an air outlet communicated with the air outlet pipe is arranged on the sterilization chamber.
4. The energy-saving and environment-friendly air purification device for the operating room as claimed in claim 3, wherein a partition is arranged in the sterilization room, the air outlet and the sealing sleeve are positioned at two sides of the partition, the partition divides the sterilization room into a first compartment and a second compartment, a gap for communicating the first compartment and the second compartment is arranged between one end of the partition and the sterilization chamber, and the ultraviolet lamp is installed at the gap.
5. The energy-saving and environment-friendly air purification device for the operating room as claimed in claim 1, wherein the spacing insertion plate is driven to lift by a bottom lifting cylinder to isolate the space between the filter element and the ash discharge groove.
6. The energy-saving environment-friendly air purification device for the operating room as claimed in claim 1, wherein an air diffuser is arranged at one end of the air outlet channel facing the inner hole of the filter screen set.
7. The energy-saving and environment-friendly air purification device for the operating room as claimed in claim 1, wherein the filter screen set comprises a primary filter screen, an ESP composite filter screen, an HEPA high efficiency filter screen and an activated carbon filter screen which are arranged in sequence from outside to inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110833786.5A CN113639368B (en) | 2021-07-22 | 2021-07-22 | Energy-saving and environment-friendly air purification device for operating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110833786.5A CN113639368B (en) | 2021-07-22 | 2021-07-22 | Energy-saving and environment-friendly air purification device for operating room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113639368A CN113639368A (en) | 2021-11-12 |
| CN113639368B true CN113639368B (en) | 2022-07-19 |
Family
ID=78418147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110833786.5A Active CN113639368B (en) | 2021-07-22 | 2021-07-22 | Energy-saving and environment-friendly air purification device for operating room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113639368B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260277B (en) * | 2021-12-06 | 2022-11-08 | 北京戴纳实验科技有限公司 | Ventilation unit is used in laboratory |
| CN118224694B (en) * | 2024-05-22 | 2024-07-30 | 江苏泰达纺织科技有限公司 | Ventilating device and ventilating method for textile raw materials |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005331194A (en) * | 2004-05-21 | 2005-12-02 | Matsushita Electric Ind Co Ltd | Fan filter unit |
| CN205655464U (en) * | 2016-05-07 | 2016-10-19 | 森斯诺（北京）空气净化技术开发有限公司 | Conveniently change filter equipment's air purifier |
| CN209176481U (en) * | 2018-11-17 | 2019-07-30 | 万安县步步羊车业有限公司 | Electric vehicle air filter |
| CN210179793U (en) * | 2019-06-03 | 2020-03-24 | 无锡众邦暖通净化设备有限公司 | Air purifying device |
| CN212179095U (en) * | 2020-04-17 | 2020-12-18 | 徐明德 | Novel air disinfection and purification equipment |
| CN212870034U (en) * | 2020-06-10 | 2021-04-02 | 厦门鑫银泰机电设备工程有限公司 | Coil pipe structure of central air conditioner purification fan |
| CN111729418A (en) * | 2020-07-27 | 2020-10-02 | 浙江国涛滤料科技有限公司 | Lifting filter for mounting air outlet equipment and use method thereof |
-
2021
- 2021-07-22 CN CN202110833786.5A patent/CN113639368B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113639368A (en) | 2021-11-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113639368B (en) | Energy-saving and environment-friendly air purification device for operating room | |
| KR102086286B1 (en) | Indoor air ventilation and cleaner | |
| CN111829128A (en) | Fresh air system with sterilization and disinfection functions | |
| CN209952449U (en) | Deodorization device | |
| CN214249972U (en) | Air conditioner fresh air structure and air conditioner | |
| CN107062452A (en) | A kind of top suction type laminar-type air purifying and sterilizing machine | |
| CN204787163U (en) | Wall body pipeline new trend device | |
| CN214791670U (en) | Ventilation unit for heating and ventilation engineering | |
| CN211667927U (en) | Novel a quick air purifier for mill device | |
| CN219976635U (en) | Return air inlet with clean function for operating room | |
| CN216557502U (en) | Air sterilizing device for indoor and outdoor circulating air intake | |
| CN219531100U (en) | Indoor air purifying device | |
| CN217685677U (en) | Air purification sterilizer | |
| CN212081611U (en) | Filtering system of central air conditioner | |
| CN215983090U (en) | Air circulation device for dust-free workshop | |
| CN214148217U (en) | High-efficient exhaust device of negative pressure hospital | |
| CN220119506U (en) | Fresh air equipment induced air device installed on window | |
| CN213577924U (en) | Indoor air purification equipment | |
| CN219976669U (en) | Wall-mounted air purifying device | |
| CN220860931U (en) | Nanofiber material filter equipment | |
| CN215765563U (en) | Fresh air fan | |
| CN220083228U (en) | Fresh air filtering device | |
| CN219614499U (en) | Medical pipeline sterilizer with air sterilization function | |
| CN218480703U (en) | Operating room ventilation equipment | |
| CN214501547U (en) | Ultrafiltration membrane component of fresh air system |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |