CN111420485A - Ventilation equipment with clean function - Google Patents
Ventilation equipment with clean function Download PDFInfo
- Publication number
- CN111420485A CN111420485A CN202010340778.2A CN202010340778A CN111420485A CN 111420485 A CN111420485 A CN 111420485A CN 202010340778 A CN202010340778 A CN 202010340778A CN 111420485 A CN111420485 A CN 111420485A
- Authority
- CN
- China
- Prior art keywords
- wallboard
- cleaning function
- filter screen
- ventilation
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing 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
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
- F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/35—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for venting arrangements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a ventilation device with a cleaning function, which belongs to the technical field of ventilation device cleaning and comprises a device main body, wherein a wall plate is arranged on one side of the device main body, a ventilation box is embedded on one side of the wall plate, a scraper plate assembly penetrating through the top end of the inside of the ventilation box is arranged on one side of the top of the ventilation box, a slag discharging port is arranged on one side of the bottom of the ventilation box, which is far away from the wall plate, a buffer assembly is arranged on one side of the inside of the slag discharging port, and a collecting assembly is arranged at the bottom of the slag discharging port. According to the invention, the surrounding magnetic field is generated under the action of electric power through the electromagnetic slide rail, the support rod and the support column are driven to slide downwards along the electromagnetic slide rail under the action of the slide block, so that the bristles at the side end of the scraper are driven to scrape and brush dust stained on the surface of the filter screen, and part of dust stained on the surface of the filter screen falls into the collecting tank through the slag discharge port, so that the dust on the surface of the filter screen can be cleaned without disassembling the filter screen.
Description
Technical Field
The invention relates to the technical field of cleaning of ventilation equipment, in particular to ventilation equipment with a cleaning function.
Background
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.
And filter screen among the ventilation equipment in use often is covered by the dust of process easily, along the air volume that influences ventilation equipment, thereby after using certain degree, generally need clear up the filter screen, and current cleaning method generally need dismantle the filter screen of clearing up or renewal, however because the dismantlement and the change of filter screen are comparatively complicated, thereby the work efficiency of later stage clearance has been reduced to a certain extent, and current ventilation equipment lacks the position of carrying out the prestore to the dust after the clearance, the dust that drops easily falls on ground, the degree of difficulty of work has been increased for the clearance in later stage, the rate of utilization has been reduced.
Disclosure of Invention
The invention aims to: in order to solve the problem that the filter screen is complex to dismantle and replace, so that the work efficiency of later cleaning is reduced to a certain extent, the existing ventilation equipment lacks a position for pre-storing the cleaned dust, the dust which drops easily falls on the ground, the difficulty of work is increased for the cleaning in the later period, the utilization rate is reduced, and the ventilation equipment with the cleaning function is provided.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ventilation equipment with clean function, includes the equipment principal, one side of equipment principal is provided with the wallboard, one side of wallboard is inlayed and is had the ventilation case, one side at ventilation roof portion is provided with the scraper blade subassembly that runs through to the inside top of ventilation case, one side that the wallboard was kept away from to the bottom of ventilation case is provided with row cinder notch, the inside one side of row cinder notch is provided with the buffering subassembly, the bottom of row cinder notch is provided with collects the subassembly, the top of wallboard one side is provided with the sunshade, the inside one side of ventilation case is provided with the filter screen.
Preferably, the bottom of scraper blade subassembly is provided with the scraper blade, the top of scraper blade evenly is provided with the multiunit support column, the top of support column all is provided with the bracing piece, one side of wallboard is located the top of ventilation case and evenly installs multiunit electromagnetism slide rail, the both ends at scraper blade top all are provided with the inclined plane, and the decurrent inclination in inclined plane is 60.
Preferably, one side of buffering subassembly is provided with the swash plate, one side of swash plate is provided with the fixed plate, the swash plate passes through mutually supporting of fixed plate and bolt and can dismantle with the slag notch and be connected, and the angle of swash plate downward sloping is 45.
Preferably, the bottom of collecting the subassembly is provided with the collecting vat, the both sides at collecting vat top all are provided with the curb plate, and are two sets of adjacent one side of curb plate all is provided with the spout, the both sides of row's cinder notch all be provided with spout assorted draw runner, the collecting vat passes through mutually supporting and row's cinder notch sliding connection of spout and draw runner.
Preferably, one of them is a set of one side of spout evenly is provided with multiunit hole, one of them is a set of one side of draw runner evenly is provided with multiunit screw hole, the spout passes through mutually supporting of screw hole and bolt and can dismantle with the draw runner and be connected.
Preferably, one side of the scraper far away from the wallboard is uniformly provided with a plurality of groups of bristles, and one side of the bristles far away from the scraper is contacted with one side of the filter screen.
Preferably, one side of wallboard is kept away from at ventilation case top evenly is provided with multiunit hole, and the top and the bottom of hole all are provided with the damping pad, and the damping pad is ring structure.
Preferably, one side that the bracing piece is close to the wallboard all is provided with electromagnetism slide rail assorted slider, the bracing piece all through mutually supporting and wallboard sliding connection of electromagnetism slide rail and slider.
Because the filter screen is more complicated to dismantle and change to reduced the work efficiency of later stage clearance to a certain extent, and current ventilation equipment lacks the position of carrying out prestoring to the dust after the clearance, and the dust that drops easily falls on ground, has increased the degree of difficulty of work for the clearance in later stage, has reduced the rate of utilization and has compared with prior art, the beneficial effect of the invention is:
1. according to the invention, through the mutual matching of the supporting column, the supporting rod, the scraper blade, the electromagnetic sliding rail and the sliding block, the electromagnetic sliding rail generates a surrounding magnetic field under the action of electric power, and the supporting rod and the supporting column are driven to slide downwards along the electromagnetic sliding rail under the action of the sliding block, so that the bristles at the side end of the scraper blade are driven to scrape and brush dust stained on the surface of the filter screen, and part of dust stained on the surface of the filter screen falls into the collecting tank through the slag discharge port, so that the dust on the surface of the filter screen can be cleaned without disassembling the filter screen, the working efficiency of later cleaning is improved to a certain extent, and the difficulty of working is reduced;
2. according to the invention, through the arrangement of the collecting tank, the side plates, the sliding grooves, the sliding strips and the bolts, dust falling after scraping falls into the collecting tank through the inclined plates, when the dust accumulated in the collecting tank reaches a certain degree, the bolts are firstly removed by using the screwdriver, then the collecting tank slides outwards along the sliding strips, and the collecting tank slides out under the action of the sliding grooves, so that the collecting tank is conveniently removed, the dust stored in the collecting tank is cleaned, the dust is prevented from directly falling onto the ground, the working difficulty is reduced for later cleaning, and the utilization rate is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the collection assembly of the present invention;
FIG. 3 is a schematic structural view of a slag discharge port of the present invention;
FIG. 4 is a schematic view of the construction of the squeegee assembly of the present invention;
FIG. 5 is a schematic view of a shutter according to the present invention;
FIG. 6 is an enlarged view of invention A;
fig. 7 is an enlarged view of invention B.
In the figure: 1. an apparatus main body; 2. a wallboard; 3. a ventilation box; 4. a filter screen; 5. a squeegee assembly; 501. a support pillar; 502. a support bar; 503. a slider; 504. an electromagnetic slide rail; 505. a squeegee; 506. a bevel; 6. a slag discharge port; 7. a collection assembly; 701. collecting tank; 702. a side plate; 703. a chute; 704. a slide bar; 705. a bolt; 8. a buffer assembly; 801. a sloping plate; 802. a fixing plate; 803. a bolt; 9. a damping pad; 10. a shutter.
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.
The electromagnetic sliding rail (model number ECP-RN-SI-104W-092H-1600L-5B) mentioned in the invention can be obtained in the market or by private subscription.
Referring to fig. 1-7, a ventilation device with a cleaning function comprises a device main body 1, a wall plate 2 is arranged on one side of the device main body 1, a ventilation box 3 is inlaid on one side of the wall plate 2, a scraper component 5 penetrating through the top end of the inside of the ventilation box 3 is arranged on one side of the top of the ventilation box 3, a slag discharge port 6 is arranged on one side, away from the wall plate 2, of the bottom of the ventilation box 3, a buffer component 8 is arranged on one side of the inside of the slag discharge port 6, a collecting component 7 is arranged at the bottom of the slag discharge port 6, a shielding plate 10 is arranged at the top of one side of the wall plate 2, and a filter screen.
According to the invention, the shielding plate 10 is arranged at the top of the scraper component 5 to shield dust falling from the top, so that a large amount of dust is prevented from being polluted on the surface of the electromagnetic slide rail 504, and the friction force generated when the electromagnetic slide rail 504 and the slide block 503 slide is reduced, so that the slide is more labor-saving, and the working efficiency is reduced.
Please refer to fig. 1, 4 and 7, the bottom of the scraper component 5 is provided with a scraper 505, the top of the scraper 505 is uniformly provided with a plurality of groups of supporting columns 501, the top of each supporting column 501 is provided with a supporting rod 502, one side of the wall plate 2 is positioned at the top of the ventilation box 3 and is uniformly provided with a plurality of groups of electromagnetic sliding rails 504, two ends of the top of the scraper 505 are provided with inclined planes 506, the downward inclination angle of the inclined planes 506 is 60 °, and the scraper component 5 is convenient for scraping off dust stained on the surface of the filter screen 4, so that the cleaning of the filter screen 4 is simpler, and the working efficiency is improved.
Please refer to fig. 1, 2, 3 and 6, one side of the buffering assembly 8 is provided with an inclined plate 801, one side of the inclined plate 801 is provided with a fixing plate 802, the inclined plate 801 is detachably connected with the slag discharging port 6 through the mutual matching of the fixing plate 802 and a bolt 803, the inclined plate 801 inclines downwards at an angle of 45 °, the bottom of the collecting assembly 7 is provided with a collecting tank 701, two sides of the top of the collecting tank 701 are provided with side plates 702, one side adjacent to the two sets of side plates 702 is provided with a sliding groove 703, two sides of the slag discharging port 6 are provided with a sliding strip 704 matched with the sliding groove 703, the collecting tank 701 is slidably connected with the slag discharging port 6 through the mutual matching of the sliding groove 703 and the sliding strip 704, and the inclined plate 801 is detachably connected with the slag discharging port 6 through the mutual matching of the fixing plate 802 and the bolt 803, thereby facilitating the dismantling of the inclined plate 801 and cleaning, and through the mutual cooperation of the chute 703 and the slide bar 704, the collecting tank 701 is in sliding connection with the slag discharge port 6, so that the collecting tank 701 and the slag discharge port 6 are simpler to disassemble and assemble, the difficulty of the installation is reduced to a certain extent, and the working efficiency is improved.
Please refer to fig. 1, 2, 3 and 6, wherein a plurality of holes are uniformly formed on one side of a set of sliding groove 703, a plurality of threaded holes are uniformly formed on one side of a set of sliding strip 704, the sliding groove 703 is detachably connected with the sliding strip 704 through the mutual matching of the threaded holes and the pins 705, a plurality of bristle sets are uniformly formed on one side of the scraper 505 away from the wall plate 2, one sides of the bristles away from the scraper 505 are all in contact with one side of the filter screen 4, and the sliding groove 703 is detachably connected with the sliding strip 704 through the mutual matching of the threaded holes and the pins 705, so that the pre-butted collecting groove 701 is stably fixed, the stabilizing effect is better, and the utilization rate is improved.
Please refer to fig. 1, 4 and 7, a plurality of sets of holes are uniformly formed in one side of the top of the ventilation box 3 away from the wall board 2, the top and the bottom of each hole are provided with a damping pad 9, the damping pad 9 is of an annular structure, one side of the support rod 502 close to the wall board 2 is provided with a slider 503 matched with the electromagnetic slide rail 504, the support rod 502 is slidably connected with the wall board 2 through the mutual matching of the electromagnetic slide rail 504 and the slider 503, and the damping pad 9 is arranged to enable the support column 501 to extend to slide on the top of the ventilation box 3 and also to play a sealing role, and the support rod 502 is slidably connected with the wall board 2 through the mutual matching of the electromagnetic slide rail 504 and the slider 503, so as to better drive the scraper 505 to slide up and down and scrape off dust on the filter screen 4, thereby improving the working.
The working principle is as follows: when the dust collecting tank is used, a power supply is switched on, the electromagnetic slide rail 504 generates a surrounding type magnetic field under the action of electric power, so that the surrounding type magnetic field drives the sliding block 503 to slide downwards along the electromagnetic slide rail 504, and drives the bristles on the supporting rod 502, the supporting column 501 and the scraper 505 to scrape off dust stained on the surface of the filter screen 4, the hung dust firstly falls on the top of the inclined plate 801 and downwards slides along the inclined plate 801, the dust falls in the collecting tank 701 through a gap between the inclined plate 801 and the slag discharge port 6, and the inclined plate 801 plays a role in turning back and shielding the passing air flow, so that the air flow is prevented from guiding out the dust stored in the collecting tank 701 through the air flow, the stability is improved, when the dust in the collecting tank 701 needs to be cleaned, the bolt 705 is firstly removed by using a screwdriver, then the dust slides outwards along the sliding strip 704, and the collecting tank slides out under the action of the sliding groove 703, thereby be convenient for demolish collecting vat 701, clear up the dust of its inside storage to avoided the dust directly to drop on ground, reduced the degree of difficulty of work for the clearance in later stage, improved the rate of utilization, also can regularly utilize simultaneously rivers to wash the dust on filter screen 4 surfaces, the rivers that wash simultaneously drop to collecting vat 701's inside through swash plate 801.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A ventilating device with a cleaning function, comprising a device body (1), characterized in that: one side of equipment main part (1) is provided with wallboard (2), one side of wallboard (2) is inlayed and is had ventilation case (3), one side at ventilation case (3) top is provided with scraper blade subassembly (5) that runs through to the inside top of ventilation case (3), one side that wallboard (2) were kept away from to the bottom of ventilation case (3) is provided with row cinder notch (6), the inside one side of row cinder notch (6) is provided with buffering subassembly (8), the bottom of row cinder notch (6) is provided with collects subassembly (7), the top of wallboard (2) one side is provided with sunshade (10), the inside one side of ventilation case (3) is provided with filter screen (4).
2. A ventilating device having a cleaning function according to claim 1, wherein: the bottom of scraper blade subassembly (5) is provided with scraper blade (505), the top of scraper blade (505) evenly is provided with multiunit support column (501), the top of support column (501) all is provided with bracing piece (502), multiunit electromagnetism slide rail (504) are evenly installed at the top that one side of wallboard (2) is located ventilation box (3), the both ends at scraper blade (505) top all are provided with inclined plane (506), and inclined plane (506) decurrent inclination is 60.
3. A ventilating device having a cleaning function according to claim 1, wherein: one side of buffer unit (8) is provided with swash plate (801), one side of swash plate (801) is provided with fixed plate (802), swash plate (801) through fixed plate (802) and bolt (803) mutually support can dismantle with row cinder notch (6) and be connected, and the angle of swash plate (801) downward sloping is 45.
4. A ventilating device having a cleaning function according to claim 1, wherein: the bottom of collecting subassembly (7) is provided with collecting vat (701), the both sides at collecting vat (701) top all are provided with curb plate (702), and are two sets of one side that curb plate (702) are adjacent all is provided with spout (703), the both sides of slag discharging port (6) all are provided with spout (703) assorted draw runner (704), collecting vat (701) are through mutually supporting and slag discharging port (6) sliding connection of spout (703) and draw runner (704).
5. A ventilating device having a cleaning function according to claim 4, wherein: one side of one group of the sliding groove (703) is uniformly provided with a plurality of groups of holes, one side of one group of the sliding strip (704) is uniformly provided with a plurality of groups of threaded holes, and the sliding groove (703) is detachably connected with the sliding strip (704) through the mutual matching of the threaded holes and the plug pins (705).
6. A ventilating device having a cleaning function according to claim 2, wherein: one side of the scraper plate (505) far away from the wallboard (2) is uniformly provided with a plurality of groups of bristles, and one side of the bristles far away from the scraper plate (505) is contacted with one side of the filter screen (4).
7. A ventilating device having a cleaning function according to claim 1, wherein: one side of wallboard (2) is kept away from at ventilation case (3) top evenly is provided with the multiunit hole, and the top and the bottom of hole all are provided with damping pad (9), and damping pad (9) are loop configuration.
8. A ventilating device having a cleaning function according to claim 2, wherein: one side of the support rod (502) close to the wallboard (2) is provided with a sliding block (503) matched with the electromagnetic sliding rail (504), and the support rod (502) is connected with the wallboard (2) in a sliding mode through the mutual matching of the electromagnetic sliding rail (504) and the sliding block (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340778.2A CN111420485A (en) | 2020-04-26 | 2020-04-26 | Ventilation equipment with clean function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340778.2A CN111420485A (en) | 2020-04-26 | 2020-04-26 | Ventilation equipment with clean function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111420485A true CN111420485A (en) | 2020-07-17 |
Family
ID=71556851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010340778.2A Pending CN111420485A (en) | 2020-04-26 | 2020-04-26 | Ventilation equipment with clean function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111420485A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738893A (en) * | 2022-04-27 | 2022-07-12 | 重庆交通职业学院 | Building ventilation structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080097790A (en) * | 2007-05-03 | 2008-11-06 | 삼성중공업 주식회사 | Filter dusting device of ventilation |
| CN207365290U (en) * | 2017-10-23 | 2018-05-15 | 海安泰和纺织有限公司 | A kind of humidifying ventiltion cleaning plant for spinning and weaving workshop |
| CN207849710U (en) * | 2017-12-23 | 2018-09-11 | 深圳市力高机电设备工程有限公司 | A kind of ventilation device |
-
2020
- 2020-04-26 CN CN202010340778.2A patent/CN111420485A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080097790A (en) * | 2007-05-03 | 2008-11-06 | 삼성중공업 주식회사 | Filter dusting device of ventilation |
| CN207365290U (en) * | 2017-10-23 | 2018-05-15 | 海安泰和纺织有限公司 | A kind of humidifying ventiltion cleaning plant for spinning and weaving workshop |
| CN207849710U (en) * | 2017-12-23 | 2018-09-11 | 深圳市力高机电设备工程有限公司 | A kind of ventilation device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738893A (en) * | 2022-04-27 | 2022-07-12 | 重庆交通职业学院 | Building ventilation structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109201679B (en) | Environment-friendly automatic cleaning system for medicament bottles | |
| CN209172185U (en) | A kind of sliding door door track dust cleaning plant | |
| CN111420485A (en) | Ventilation equipment with clean function | |
| CN209630823U (en) | A kind of cleaning mechanism of deduster filter screen | |
| CN209961000U (en) | Cooling tower convenient to clearance | |
| CN108547801A (en) | A kind of dedusting maintenance method of exhaust blower | |
| CN209665020U (en) | A kind of denture sander | |
| CN213077938U (en) | Dust recovery device for concrete production | |
| CN212214892U (en) | A dust collector for new trend system filter screen | |
| CN112885248B (en) | Dustproof glass frame for indoor LED display screen | |
| CN210386664U (en) | Electronic components processing is with workstation of automatic edulcoration | |
| CN210289159U (en) | Template cleaning machine | |
| CN220026440U (en) | Dust collector is built in room | |
| CN112843901A (en) | Anti-blocking dust remover | |
| CN108909294A (en) | A kind of ash-collecting blackboard eraser | |
| CN219267283U (en) | Information display device | |
| CN211245651U (en) | Sludge removing mechanism for integrated pump station | |
| CN210691886U (en) | Engineering cost statistics display panel | |
| CN220434012U (en) | Self-cleaning glass curtain wall with unit structure | |
| CN215200645U (en) | Numerical control gantry machining center beam guide rail structure | |
| CN217383121U (en) | Air conditioning system for disassembling room | |
| CN217161419U (en) | Drawing strorage device for building engineering management | |
| CN219923791U (en) | Cleaning device and photovoltaic power generation equipment | |
| CN218219580U (en) | Built-in flexible mopping type cabinet body | |
| CN220818061U (en) | Clean wind gap of modularization convenient to installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200717 |
|
| RJ01 | Rejection of invention patent application after publication |