CN113695332A - Automatic cleaning device of filter screen for ventilation equipment - Google Patents
Automatic cleaning device of filter screen for ventilation equipment Download PDFInfo
- Publication number
- CN113695332A CN113695332A CN202110885443.3A CN202110885443A CN113695332A CN 113695332 A CN113695332 A CN 113695332A CN 202110885443 A CN202110885443 A CN 202110885443A CN 113695332 A CN113695332 A CN 113695332A
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- China
- Prior art keywords
- frame
- cleaning
- fixed
- ash removal
- group
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
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- 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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
Abstract
The invention discloses an automatic cleaning device for a filter screen of ventilation equipment, and relates to the technical field of maintenance of the ventilation equipment. The invention comprises a cleaning frame, wherein a filter disc is rotationally matched in the cleaning frame, and a ventilation group, an ash cleaning group, a flushing group and an air drying group are arranged on the cleaning frame; the ventilation group comprises an air inlet pipe and an air outlet pipe; the ash removal group comprises an ash removal cover and an ash removal disc, an ash removal fan is fixed in the ash removal cover, an ash removal frame is rotationally matched in the ash removal disc, ash removal brushes are fixed at the top end of the ash removal frame at equal intervals, and ash removal scraping strips are fixed at the bottom end of the ash removal frame at equal intervals; the flushing group comprises a top flushing box and a bottom flushing box, and spray pipes are fixed in the top flushing box and the bottom flushing box; the air drying group comprises a fan cover and a disinfection groove, an air heater is fixed in the fan cover, and a disinfection frame is fixed in the fan cover. According to the invention, the filter disc in the cleaning frame is controlled to rotate clockwise, so that the filter disc circularly performs ventilation, filtration, ash removal, washing and ash removal, and air drying and sterilization, and the cleaning effect of the filter screen is ensured.
Description
Technical Field
The invention belongs to the technical field of maintenance of ventilation equipment, and particularly relates to an automatic cleaning device for a filter screen of the ventilation equipment.
Background
Ventilation, which is divided into natural ventilation and mechanical ventilation according to the power on which air flows. Ventilation, also known as air exchange, is the process of feeding sufficient fresh air into the room space mechanically or naturally, and simultaneously discharging the dirty air which is not in compliance with the sanitary requirements, so that the indoor air meets the sanitary requirements and the requirements of the production process. The facilities for completing ventilation work in buildings are collectively called as ventilation equipment. Ventilation can be divided into general ventilation and partial ventilation according to the range. Total ventilation, also known as dilution ventilation, is the ventilation of the entire space. Local ventilation is to collect polluted air directly at the place where the pollutant is generated and exhaust the polluted air to the outside or to supply fresh air directly to local space. The local ventilation has the advantages of good ventilation effect, air quantity saving and the like.
The filter screen cleaning device is a common device in industrial production, and is used as an independent machine or a part of an integral machine for removing impurity gases in a filter belt in a specific occasion, particularly impurity particles in industrial waste gas and the like. Conventional filter screen cleaning device has the filter screen in air pipe, in the use, can gather particles such as impurity dust gradually, needs regularly shut down back manual cleaning, and when the dust debris that gathers too much, can influence the air permeability of filter screen to reduce the operating efficiency of whole equipment.
Disclosure of Invention
The present invention is directed to an automatic cleaning device for a filter screen of a ventilation device, so as to solve the problems of the background art.
In order to solve the technical problems, the invention is realized by the following technical scheme: the invention relates to an automatic cleaning device for a filter screen of ventilation equipment, which comprises a cleaning frame, wherein a filter disc is rotationally matched in the cleaning frame, and a rotary hole matched with a rotary shaft of the filter disc is formed in the middle of the upper surface of the cleaning frame; the cleaning frame is provided with a ventilation group, an ash removal group, a flushing group and an air drying group which are distributed at equal intervals and are positioned on the periphery of the rotating hole; the ventilation group comprises an air inlet pipe and an air outlet pipe which are respectively fixed on the lower surface and the upper surface of the cleaning frame and are communicated with the cavity in the cleaning frame; the dust removing group comprises a dust removing cover fixed on the upper surface of the cleaning frame and a dust removing disc fixed on the lower surface of the cleaning frame, a dust removing fan is fixed in the dust removing cover, a dust removing frame is rotationally matched in the dust removing disc, dust removing brushes are fixed at the top end of the dust removing frame at equal intervals, dust removing scraping strips are fixed at the bottom end of the dust removing frame at equal intervals, and discharge ports are formed in the peripheral side surface of the dust removing disc; the washing group comprises a top washing box and a bottom washing box which are respectively fixed on the upper surface and the lower surface of the cleaning frame, spray pipes are fixed inside the top washing box and the bottom washing box, and a drain pipe is arranged at the bottom end of the bottom washing box; the air drying group comprises a fan cover fixed on the upper surface of the cleaning frame and a disinfection groove fixed on the lower surface of the cleaning frame, an air heater is fixed in the fan cover, and a disinfection frame is fixed in the fan cover; the automatic filter screen cleaning device is arranged inside the ventilation equipment through the air inlet pipe and the air outlet pipe; wind power is provided by an ash removal fan in the ash removal group, the ash removal brush is driven by the rotation of the ash removal frame to carry out rotary ash removal on the filter disc, dust at the bottom in the ash removal disc is discharged from a discharge port by the rotation of an ash removal scraping strip, and the two sides of the filter disc are washed by two spray pipes in the washing group, so that the dust on the filter disc is thoroughly removed; hot air is supplied by a hot air heater in the air drying group to dry the filter disc, and the lower surface of the filter disc is disinfected by a disinfection frame; the filter disc in the cleaning frame is controlled to rotate clockwise, so that the filter disc circularly conducts ventilation, filtration, ash removal, washing, ash removal and air drying sterilization.
Furthermore, a rotating motor is fixed at the center of the upper surface of the cleaning frame, and an output shaft of the rotating motor extends into the cleaning frame and is fixedly connected with a rotating shaft of the filter disc; the rotation of the filter disc is controlled by the rotating motor, so that the filter disc in the ventilation equipment can circularly filter air, and the effect of the filter disc is ensured.
Furthermore, fixing strips are fixed on the peripheral side surfaces of the cleaning frame, and mounting holes are formed in the fixing strips at equal intervals; the fixed strip is used for the installation of clearance frame fixed, ensures that the automatic cleaning device of filter screen can install in ventilation equipment.
Furthermore, the upper surface of the cleaning frame is provided with a ventilation opening, an ash cleaning opening, a flushing opening and an air drying opening which are communicated to the bottom of the cleaning frame and respectively matched with the ventilation group, the ash cleaning group, the flushing group and the air drying group; the ventilation opening, the ash cleaning opening, the flushing opening and the air drying opening are respectively used as working areas of the ventilation group, the ash cleaning group, the flushing group and the air drying group, and automatic cleaning of the filter disc is achieved.
Furthermore, a bent part is arranged at the bottom end of the air inlet pipe, a pipeline communicated with the bottom end of the air inlet pipe is fixed at the bent part, and a valve is arranged on the pipeline; the bent part is used for accommodating dust deposited in the air inlet pipe, and the dust deposited can be discharged through the pipeline.
Furthermore, an ash removal motor is fixed on the lower surface of the ash removal disc, and the output shaft end of the ash removal motor extends into the inner bottom of the ash removal disc and is fixedly connected with the bottom end of the ash removal frame; through the rotation of deashing motor control deashing frame, the deashing brush at deashing frame top carries out the clearance of filter disc lower surface dust, and the deashing is scraped the strip and can be discharged the interior deposition of deashing dish from the discharge gate through rotatory mode.
Furthermore, the end part of the ash removal scraping strip is in sliding fit with the inner wall of the ash removal disc, and the ash removal scraping strip is of an arc-shaped structure; the deashing scrapes strip one end and deashing frame fixed connection, the deashing scrapes the strip other end and laminates with deashing dish inner wall to ensure that can be complete strike off the deposition of deashing dish bottom.
Furthermore, the input ends of the spray pipes in the top washing box and the bottom washing box respectively extend out of the top washing box and the bottom of the bottom washing box; the spray pipes are used for washing two opposite surfaces of the filter disc, so that the cleaning efficiency of the filter disc is ensured.
Furthermore, the disinfection frame is of a fan-shaped structure, and disinfection lamp tubes are arranged in the disinfection frame at intervals; the filter disc is sterilized by irradiating the filter disc by the sterilizing lamp tube.
The invention has the following beneficial effects:
1. according to the automatic cleaning device, the automatic cleaning device for the filter screen is arranged in the ventilation equipment through the air inlet pipe and the air outlet pipe; the wind power is provided by the ash removal fan in the ash removal group, the ash removal brush is driven by the rotation of the ash removal frame to carry out rotary ash removal on the filter disc, and the dust at the bottom in the ash removal disc is discharged from the discharge hole by the rotation of the ash removal scraping strip.
2. The invention washes the two sides of the filter disc through two spray pipes in the washing group, thereby thoroughly removing the dust on the filter disc; hot air is supplied by an air heater in the air drying group to dry the filter disc, and the lower surface of the filter disc is sterilized by a sterilizing frame.
3. According to the invention, the filter disc in the cleaning frame is controlled to rotate clockwise, so that the filter disc circularly performs ventilation, filtration, ash removal, washing and ash removal, and air drying and sterilization, and the cleaning effect of the filter screen is ensured.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of an automatic cleaning device for a filter screen of a ventilation apparatus according to the present invention;
FIG. 2 is a front view of an automatic cleaning apparatus for a filter screen of a ventilating device according to the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a partial schematic view of the present invention;
FIG. 5 is a schematic structural diagram of a cleaning frame;
FIG. 6 is a schematic structural view of a filter disc;
FIG. 7 is a schematic structural view of a dust removing cover;
FIG. 8 is a schematic structural view of an ash pan;
FIG. 9 is a schematic view of the ash removal frame;
FIG. 10 is a schematic view of a fan housing;
fig. 11 is a schematic structural view of a sterilization tank.
In the drawings, the components represented by the respective reference numerals are listed below:
1-cleaning frame, 2-air inlet pipe, 3-air outlet pipe, 4-dust removing cover, 5-dust removing disc, 6-dust removing fan, 7-dust removing frame, 8-top washing box, 9-bottom washing box, 10-spray pipe, 11-air cover, 12-sterilizing tank, 13-hot air blower, 14-sterilizing frame, 15-rotating motor, 16-dust removing motor, 101-filter disc, 102-rotating hole, 103-fixing strip, 104-air vent, 105-dust removing port, 106-washing port, 107-air drying port, 201-pipeline, 501-discharge port, 701-dust removing brush, 702-dust removing scraping strip and 1401-sterilizing lamp tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-11, the present invention is an automatic cleaning device for a filter screen of a ventilation device, including a cleaning frame 1, a filter disc 101 rotatably fitted in the cleaning frame 1, a rotation hole 102 adapted to a rotation shaft of the filter disc 101 formed in the middle of the upper surface of the cleaning frame 1; a ventilation group, an ash removal group, a flushing group and an air drying group which are distributed at equal intervals are arranged on the cleaning frame 1 and are positioned on the periphery of the rotating hole 102; the ventilation group comprises an air inlet pipe 2 and an air outlet pipe 3 which are respectively fixed on the lower surface and the upper surface of the cleaning frame 1 and are communicated with the cavity inside the cleaning frame 1; the ash removal group comprises an ash removal cover 4 fixed on the upper surface of the cleaning frame 1 and an ash removal disc 5 fixed on the lower surface of the cleaning frame 1, an ash removal fan 6 is fixed in the ash removal cover 4, an ash removal frame 7 is rotationally matched in the ash removal disc 5, ash removal brushes 701 are fixed at equal intervals at the top end of the ash removal frame 7, ash removal scraping strips 702 are fixed at equal intervals at the bottom end of the ash removal frame 7, and a discharge port 501 is arranged on the peripheral side surface of the ash removal disc 5; the washing group comprises a top washing box 8 and a bottom washing box 9 which are respectively fixed on the upper surface and the lower surface of the cleaning frame 1, the insides of the top washing box 8 and the bottom washing box 9 are both fixed with a spray pipe 10, and the bottom end of the bottom washing box 9 is provided with a drain pipe; the air drying group comprises a fan cover 10 fixed on the upper surface of the cleaning frame 1 and a disinfection groove 11 fixed on the lower surface of the cleaning frame 1, an air heater 12 is fixed in the fan cover 10, and a disinfection frame 13 is fixed in the fan cover 11; the automatic filter screen cleaning device is arranged inside the ventilation equipment through the air inlet pipe 2 and the air outlet pipe 3; wind power is provided by the ash removal fan 6 in the ash removal group, the ash removal brush 701 is driven by the rotation of the ash removal frame 7 to carry out rotary ash removal on the filter disc 101, dust at the bottom in the ash removal disc 5 is discharged from the discharge hole 501 by the rotation of the ash removal scraping strip 702, and the two sides of the filter disc 101 are washed by the two spray pipes 10 in the washing group, so that the dust on the filter disc 101 is thoroughly removed; hot air is provided by an air heater 12 in the air drying group to dry the filter disc 101, and the lower surface of the filter disc 101 is sterilized by a sterilizing frame 13; by controlling the clockwise rotation of the filter disc 101 in the cleaning frame 1, the filter disc 101 is circularly ventilated, filtered, cleaned, washed to remove dust and air-dried to kill virus.
A rotating motor 14 is fixed at the center of the upper surface of the cleaning frame 1, and an output shaft of the rotating motor 14 extends into the cleaning frame 1 and is fixedly connected with a rotating shaft of the filter disc 101; the rotation of the filter disc 101 is controlled by the rotating motor 14, so that the filter disc 101 in the ventilation device can circulate and filter air, and the efficacy of the filter disc 101 is ensured.
The upper surface of the cleaning frame 1 is provided with a ventilation opening 104, an ash cleaning opening 105, a flushing opening 106 and an air drying opening 107 which are communicated to the bottom of the cleaning frame 1 and respectively matched with the ventilation group, the ash cleaning group, the flushing group and the air drying group; the ventilation opening 104, the ash cleaning opening 105, the flushing opening 106 and the air drying opening 107 are respectively used as working areas of a ventilation group, an ash cleaning group, a flushing group and an air drying group, and automatic cleaning of the filter disc 101 is achieved.
The bottom end of the air inlet pipe 2 is provided with a bending part, a pipeline 201 communicated with the bottom end of the air inlet pipe 2 is fixed on the bending part, and a valve is arranged on the pipeline 201; the bent portion is used for accommodating dust deposited in the air inlet duct 2, and the discharge of the deposited dust can be performed through the duct 201.
The lower surface of the ash removing disc 5 is fixed with an ash removing motor 15, and the output shaft end of the ash removing motor 15 extends into the inner bottom of the ash removing disc 5 and is fixedly connected with the bottom end of the ash removing frame 7; the rotation of the ash removal frame 7 is controlled by the ash removal motor 15, the ash removal brush 701 at the top of the ash removal frame 7 cleans dust on the lower surface of the filter disc 101, and the ash removal scraping strip 702 can discharge accumulated ash in the ash removal disc 5 from the discharge hole 501 in a rotating mode.
The end part of the ash removal scraping strip 702 is in sliding fit with the inner wall of the ash removal disc 5, and the ash removal scraping strip 702 is of an arc-shaped structure; one end of the ash removal scraping strip 702 is fixedly connected with the ash removal frame 7, and the other end of the ash removal scraping strip 702 is attached to the inner wall of the ash removal disc 5, so that the accumulated ash at the bottom in the ash removal disc 5 can be completely scraped.
The input ends of the spray pipes 10 in the top washing box 8 and the bottom washing box 9 respectively extend out of the top washing box 8 and the bottom of the bottom washing box 9; the shower pipes 10 are used for washing of both opposite surfaces of the filter disc 101, thereby ensuring cleaning efficiency of the filter disc 101.
The disinfection frame 14 is in a fan-shaped structure, and disinfection lamp tubes 1401 are arranged in the disinfection frame 14 at intervals; the filter disc 101 is sterilized by irradiation of the sterilizing lamp 1401 to the filter disc 101.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides an automatic cleaning device of filter screen for ventilation equipment, includes clearance frame (1), its characterized in that:
a filter disc (101) is rotationally matched in the cleaning frame (1), and a rotating hole (102) matched with a rotating shaft of the filter disc (101) is formed in the middle of the upper surface of the cleaning frame (1);
the cleaning frame (1) is provided with a ventilation group, an ash cleaning group, a flushing group and an air drying group which are distributed at equal intervals and are positioned on the periphery of the rotating hole (102);
the ventilation group comprises an air inlet pipe (2) and an air outlet pipe (3) which are respectively fixed on the lower surface and the upper surface of the cleaning frame (1) and are communicated with the cavity in the cleaning frame (1);
the dust removing assembly comprises a dust removing cover (4) fixed on the upper surface of the cleaning frame (1) and a dust removing disc (5) fixed on the lower surface of the cleaning frame (1), a dust removing fan (6) is fixed in the dust removing cover (4), a dust removing frame (7) is rotationally matched in the dust removing disc (5), dust removing brushes (701) are fixed at the top end of the dust removing frame (7) at equal intervals, dust removing scraping strips (702) are fixed at the bottom end of the dust removing frame (7) at equal intervals, and discharge holes (501) are formed in the peripheral side surface of the dust removing disc (5);
the washing group comprises a top washing box (8) and a bottom washing box (9) which are respectively fixed on the upper surface and the lower surface of the cleaning frame (1), spray pipes (10) are respectively fixed inside the top washing box (8) and the bottom washing box (9), and a drain pipe is arranged at the bottom end of the bottom washing box (9);
the air drying group comprises a fan cover (11) fixed on the upper surface of the cleaning frame (1) and a disinfection tank (12) fixed on the lower surface of the cleaning frame (1), an air heater (13) is fixed in the fan cover (10), and a disinfection frame (14) is fixed in the disinfection tank (12).
2. The automatic cleaning device for the filter screen of the ventilation equipment is characterized in that a rotating motor (15) is fixed at the center of the upper surface of the cleaning frame (1), and an output shaft of the rotating motor (14) extends into the cleaning frame (1) and is fixedly connected with a rotating shaft of the filter disc (101).
3. The automatic cleaning device for the filter screen of the ventilation equipment as claimed in claim 1, wherein a fixing strip (103) is fixed on the peripheral side surface of the cleaning frame (1), and mounting holes are formed in the fixing strip (103) at equal intervals.
4. The automatic cleaning device of the filter screen for the ventilation equipment according to claim 1, characterized in that the upper surface of the cleaning frame (1) is provided with a ventilation opening (104), an ash cleaning opening (105), a flushing opening (106) and an air drying opening (107) which penetrate through the bottom of the cleaning frame (1) and are respectively matched with the ventilation group, the ash cleaning group, the flushing group and the air drying group.
5. The automatic cleaning device for the filter screen of the ventilation equipment according to claim 1, characterized in that the bottom end of the air inlet pipe (2) is provided with a bending part, the bending part is fixed with a pipeline (201) communicated with the bottom end of the air inlet pipe (2), and the pipeline (201) is provided with a valve.
6. The automatic cleaning device for the filter screen of the ventilation equipment as claimed in claim 1, wherein the ash cleaning motor (16) is fixed on the lower surface of the ash cleaning disc (5), and the output shaft end of the ash cleaning motor (15) extends into the inner bottom of the ash cleaning disc (5) and is fixedly connected with the bottom end of the ash cleaning frame (7).
7. The automatic cleaning device for the filter screen of the ventilation equipment is characterized in that the end part of the ash cleaning scraping strip (702) is in sliding fit with the inner wall of the ash cleaning disc (5), and the ash cleaning scraping strip (702) is of an arc-shaped structure.
8. The automatic cleaning device of the filter screen for the ventilation equipment, according to the claim 1, is characterized in that the input ends of the spray pipes (10) inside the top washing box (8) and the bottom washing box (9) respectively extend out of the top washing box (8) and the bottom of the bottom washing box (9).
9. The automatic cleaning device for the filter screen of the ventilation equipment is characterized in that the disinfection frame (14) is in a fan-shaped structure, and disinfection lamp tubes (1401) are arranged in the disinfection frame (14) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110885443.3A CN113695332B (en) | 2021-08-03 | 2021-08-03 | Automatic cleaning device of filter screen for ventilation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110885443.3A CN113695332B (en) | 2021-08-03 | 2021-08-03 | Automatic cleaning device of filter screen for ventilation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113695332A true CN113695332A (en) | 2021-11-26 |
| CN113695332B CN113695332B (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110885443.3A Active CN113695332B (en) | 2021-08-03 | 2021-08-03 | Automatic cleaning device of filter screen for ventilation equipment |
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| CN (1) | CN113695332B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU1834719C (en) * | 1991-11-22 | 1993-08-15 | Воронежский опытный завод микроэлектроники "РИФ" | Device for hydromechanic washing and spin drying wafers |
| CN110302613A (en) * | 2019-08-01 | 2019-10-08 | 威尔登环保设备（长沙）有限公司 | The secondary deashing device of filter cylinder |
| CN111515177A (en) * | 2020-05-06 | 2020-08-11 | 李登进 | New energy automobile tire washs drying machine |
| CN111921978A (en) * | 2020-07-27 | 2020-11-13 | 马鞍山金瓦格机械科技有限公司 | Wash stoving and detect equipment for packing |
| CN212250631U (en) * | 2020-05-28 | 2020-12-29 | 山东金特空调设备有限公司 | Full self-cleaning function fan |
| CN112657304A (en) * | 2020-12-09 | 2021-04-16 | 曾淑云 | Energy-saving air purification equipment and use method thereof |
| CN213162241U (en) * | 2020-09-07 | 2021-05-11 | 佛山市科林森普洁净用品有限公司 | Screen surface cleaning device |
-
2021
- 2021-08-03 CN CN202110885443.3A patent/CN113695332B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1834719C (en) * | 1991-11-22 | 1993-08-15 | Воронежский опытный завод микроэлектроники "РИФ" | Device for hydromechanic washing and spin drying wafers |
| CN110302613A (en) * | 2019-08-01 | 2019-10-08 | 威尔登环保设备（长沙）有限公司 | The secondary deashing device of filter cylinder |
| CN111515177A (en) * | 2020-05-06 | 2020-08-11 | 李登进 | New energy automobile tire washs drying machine |
| CN212250631U (en) * | 2020-05-28 | 2020-12-29 | 山东金特空调设备有限公司 | Full self-cleaning function fan |
| CN111921978A (en) * | 2020-07-27 | 2020-11-13 | 马鞍山金瓦格机械科技有限公司 | Wash stoving and detect equipment for packing |
| CN213162241U (en) * | 2020-09-07 | 2021-05-11 | 佛山市科林森普洁净用品有限公司 | Screen surface cleaning device |
| CN112657304A (en) * | 2020-12-09 | 2021-04-16 | 曾淑云 | Energy-saving air purification equipment and use method thereof |
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|---|---|
| CN113695332B (en) | 2022-10-11 |
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