CN116045411B - Workshop ventilation device - Google Patents
Workshop ventilation device Download PDFInfo
- Publication number
- CN116045411B CN116045411B CN202211632836.4A CN202211632836A CN116045411B CN 116045411 B CN116045411 B CN 116045411B CN 202211632836 A CN202211632836 A CN 202211632836A CN 116045411 B CN116045411 B CN 116045411B
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- CN
- China
- Prior art keywords
- plate
- fixedly connected
- fixed connection
- support frame
- connecting plate
- Prior art date
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Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 244000309464 bull Species 0.000 claims description 8
- 210000002421 cell wall Anatomy 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 4
- 241000883990 Flabellum Species 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims 4
- 239000000428 dust Substances 0.000 abstract description 24
- 238000005452 bending Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
-
- 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
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a workshop ventilation device, which relates to the technical field of dust removal and ventilation and comprises a ventilation pipeline, wherein a clamping cover is fixedly connected to the inner wall of the ventilation pipeline, a filtering baffle plate is fixedly connected to the inner wall of the clamping cover, a supporting mechanism is arranged on the front surface of the clamping cover, a rotating rod is arranged on the front surface of the supporting mechanism, four fan blades are fixedly connected to the outer surface of the rotating rod in a ring shape, a first slot is formed in the lower end of the filtering baffle plate, a connecting plate is arranged on the front surface of the filtering baffle plate, the connecting plate is fixedly connected with the inner wall of the clamping cover, and the upper end of the connecting plate is arranged in an outward bending shape.
Description
Technical Field
The invention relates to the technical field of dust removal and ventilation, in particular to a workshop ventilation device.
Background
With the development of society, the higher the requirements of people on living environment, the more dust and other impurities damaging the environment are generated in the production and manufacturing areas of many industries, such as textile factories, thermal power plants, coal mine treatment plants and the like. According to the national dust emission requirements, various dust removal devices are purchased by various enterprise factories to remove dust discharged into the air.
The existing China patent is a ventilating duct with workshop dust removal effect of CN212006154U, and the ventilating duct comprises a pipeline, the inside fixedly connected with grid in pipeline left side, the fixed access hole that is provided with in top of pipeline, the dust exhaust mouth has been seted up to the bottom of pipeline, the inside and fixedly connected with dust filtration subassembly that is located between access hole and the dust exhaust mouth of pipeline, the dust filtration subassembly includes two curb plates.
But after the filter device is used for a long time, a large amount of dust particles are accumulated on the surface of the filter device, and the dust adhered on the surface of the filter device is not cleaned timely, so that the normal dust filtering effect of the filter device is affected, and a workshop ventilation device is provided.
Disclosure of Invention
The present invention is directed to a ventilation device for workshops, which solves the above-mentioned problems of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a workshop ventilation unit, includes the air pipe, air pipe inner wall fixedly connected with card cover, card cover inner wall fixedly connected with filters the baffle, the card cover openly is provided with supporting mechanism, supporting mechanism openly is provided with the bull stick, and bull stick surface annular fixedly connected with four flabellums.
According to the technical scheme, the first groove is formed in the lower end of the filtering baffle, the first connecting plate is arranged on the front face of the filtering baffle, the first connecting plate is fixedly connected with the inner wall of the clamping cover, and the upper end of the first connecting plate is arranged in an outward bending mode.
According to the technical scheme, the supporting mechanism comprises a supporting frame, the bull stick is connected with the supporting frame through the bearing rotation, supporting frame surface and card cover inner wall fixed connection, the supporting frame surface annular is provided with four and beats the subassembly, the supporting frame surface is provided with three and rocks the subassembly.
According to the technical scheme, four communication grooves are formed in the surface of the support frame, four placing grooves are formed in the surface of the support frame, and the four placing grooves are respectively communicated with the four communication grooves.
According to the technical scheme, strike the subassembly and strike the ball including striking the ball, strike ball surface and standing groove cell wall contact, strike two elastic bands of ball surface fixedly connected with, two the elastic band is kept away from respectively and is struck the one end of ball and all is all with intercommunication groove cell wall fixed connection, strike the inside axis department of ball and seted up the trompil.
According to the technical scheme, strike the subassembly still including two swash plates, two swash plate all with support frame fixed surface, and the inside second connecting plate that is provided with of intercommunication groove, second connecting plate and two swash plate fixed connection, second connecting plate fixed surface is connected with the inserted bar, the inserted bar runs through the trompil.
According to the technical scheme, rock the subassembly and include the annular plate, two adjacent protruding ends fixed connection of annular plate and support frame, fluting second has been seted up to the annular plate bottom, fluting second inside is provided with and beats board one, fluting second cell wall fixedly connected with swivel mount, beat board one and annular plate through swivel mount rotation connection, two expansion plates of equal fixedly connected with in both ends of annular plate positive and negative, beat board one bottom both ends equal fixedly connected with and beat board two.
According to the technical scheme, the elastic plate is fixedly connected to the top of the annular plate, springs are fixedly connected to the two ends of the bottom of the elastic plate, and the two springs are contacted with the top of the knocking plate.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the air flow contacts with the fan blades and the fan blades rotate through the rotating rods and the supporting frames to assist in driving the air flow in the ventilating duct to flow, so that the ventilating effect in the ventilating duct is ensured, and the air flow can impact the filtering baffle plate along the communicating grooves formed on the surface of the supporting frames after passing through the supporting frames, so that dust adhered on the surface of the filtering baffle plate can be removed.
2. According to the invention, the air flow can enter the inside of the communication groove through the auxiliary acceleration of the inclined plate when flowing, and part of the air flow entering the inside of the communication groove impacts the elastic belt, so that the elastic belt drives the knocking ball to impact the filtering baffle, and the air flow can return to enter the inside of the opening through the elastic force of the elastic belt after the knocking ball impacts the filtering baffle, thereby facilitating the subsequent impact of the filtering baffle driven again.
3. According to the invention, the connecting plate is arranged on the wall of the connecting groove, and the bottom plate of the connecting plate is connected with the inserted rod, so that the inserted rod penetrates through the opening formed in the knocking ball, and then the knocking ball is limited to slide vertically on the inserted rod, so that the knocking ball can be accurately reset and clamped in the placing groove.
4. According to the invention, the first knocking plate is deflected in the second slotting through the rotating frame under the assistance of the expansion plate by impacting the first knocking plate through air flow, so that the knocking plate can drive the second knocking plate to knock the surface of the filtering baffle, and the knocking effect on the filtering baffle is better.
5. According to the invention, the elastic plate can be extruded through the spring after the first knocking plate deflects, the reverse deflection can be performed through the elastic force of the elastic plate after the first knocking plate deflects, the filtering baffle can be knocked again, and the better effect of removing dust adhered to the surface of the filtering baffle is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall principle of the present invention;
FIG. 2 is a schematic view of the structure of the present invention with the ventilation duct portion removed;
FIG. 3 is a cross-sectional view of the card cage and filter separator of the present invention;
FIG. 4 is a schematic view of the structure of the support mechanism of the present invention;
FIG. 5 is a perspective view of the support bracket of the present invention;
FIG. 6 is a schematic view of the construction of a rapping assembly of the present invention;
FIG. 7 is a schematic view of a wobble assembly according to the present invention.
In the figure: the ventilating duct 1, the card cover 2, the filter partition 3, the supporting mechanism 4, the supporting frame 41, the communicating groove 42, the placing groove 43, the knocking assembly 44, the knocking ball 441, the elastic band 442, the opening 443, the second connecting plate 444, the inserting rod 445, the sloping plate 446, the shaking assembly 45, the ring plate 451, the second slot 452, the first knocking plate 453, the rotating frame 454, the elastic plate 455, the spring 456, the second knocking plate 457, the expansion plate 458, the first slot 5, the first connecting plate 6, the rotating rod 7, and the fan blade 8.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a workshop ventilation unit, including air pipe 1, air pipe 1 inner wall fixedly connected with card cover 2, card cover 2 inner wall fixedly connected with filters baffle 3, fluting one 5 has been seted up to the filter baffle 3 lower extreme, and filter baffle 3 openly is provided with first connecting plate 6, first connecting plate 6 and card cover 2 inner wall fixed connection, first connecting plate 6 upper end is outside the form setting of buckling, card cover 2 openly is provided with supporting mechanism 4, supporting mechanism 4 openly is provided with bull stick 7, and bull stick 7 surface annular fixedly connected with four flabellum 8, when the air current in the air pipe 1 is driven through the air pump from forward backward flow, the dust in the air current is obstructed by filter baffle 3, after the air pump is closed, the granule that falls down from filter baffle 3 surface can be followed filter baffle 3 and follow fluting one 5 places and is discharged and pile up, can make the dust of pile up after opening the air pump once more and roll-off along air pipe 1 and collect.
The supporting mechanism 4 comprises a supporting frame 41, the rotating rod 7 is rotationally connected with the supporting frame 41 through a bearing, the outer surface of the supporting frame 41 is fixedly connected with the inner wall of the clamping cover 2, four communicating grooves 42 are formed in the surface of the supporting frame 41, four placing grooves 43 are formed in the surface of the supporting frame 41 and are respectively communicated with the four communicating grooves 42, four knocking components 44 are annularly arranged on the surface of the supporting frame 41, three shaking components 45 are arranged on the surface of the supporting frame 41, when air flows in the ventilating duct 1, the air flows can be in contact with the fan blades 8, the fan blades 8 rotate through the rotating rod 7 and the supporting frame 41 to assist in driving the air flows in the ventilating duct 1, so that the ventilating effect in the ventilating duct 1 is guaranteed, and dust adhered to the surface of the filtering baffle 3 can be removed by accelerating the impact of the communicating grooves 42 formed in the surface of the supporting frame 41 after the air flows pass through the supporting frame 41;
the striking component 44 comprises a striking ball 441, the outer surface of the striking ball 441 is in contact with the groove wall of the placing groove 43, two elastic bands 442 are fixedly connected to the outer surface of the striking ball 441, one ends of the two elastic bands 442, which are far away from the striking ball 441, are fixedly connected with the groove wall of the communicating groove 42, an opening 443 is formed in the middle shaft of the inside of the striking ball 441, air flow can enter the inside of the communicating groove 42 through auxiliary acceleration of the inclined plate 446 during flowing, and part of the air flow enters the inside of the communicating groove 42 to impact the elastic bands 442, so that the elastic bands 442 drive the striking ball 441 to impact the filtering baffle 3, and after the striking ball 441 impacts the filtering baffle 3, the air flow can return to enter the opening 443 through the elasticity of the elastic bands 442, thereby facilitating subsequent impact to the filtering baffle 3 again;
the striking component 44 further comprises two inclined plates 446, the two inclined plates 446 are fixedly connected with the surface of the supporting frame 41, a second connecting plate 444 is arranged inside the communication groove 42, the second connecting plate 444 is fixedly connected with the two inclined plates 446, a plunger 445 is fixedly connected with the surface of the second connecting plate 444, the plunger 445 penetrates through the opening 443, the second connecting plate 444 is arranged on the groove wall of the communication groove 42, the plunger 445 is connected with the bottom plate of the second connecting plate 444, and after the plunger 445 penetrates through the opening 443 formed in the striking ball 441, the plunger 441 is limited to slide vertically to ensure that the striking ball 441 can be accurately reset and clamped into the placing groove 43.
The shaking assembly 45 comprises a ring plate 451, two extending ends of the ring plate 451 adjacent to the supporting frame 41 are fixedly connected, a second groove 452 is formed in the bottom of the ring plate 451, a first knocking plate 453 is arranged in the second groove 452, a rotating frame 454 is fixedly connected to the groove wall of the second groove 452, the first knocking plate 453 is rotationally connected with the ring plate 451 through the rotating frame 454, two expansion plates 458 are fixedly connected to the front end and the back end of the ring plate 451, a second knocking plate 457 is fixedly connected to the two ends of the bottom of the first knocking plate 453, air flow can also impact the first knocking plate 453, the first knocking plate 453 deflects in the second groove 452 through the rotating frame 454 under the assistance of the expansion plates 458, and therefore the first knocking plate 453 drives the second knocking plate 453 to knock the surface of the filtering baffle 3, and the better knocking effect on the filtering baffle 3 is ensured;
the elastic plate 455 is fixedly connected to the top of the annular plate 451, the springs 456 are fixedly connected to the two ends of the bottom of the elastic plate 455, the two springs 456 are in contact with the top of the first knocking plate 453, the elastic plate 455 can be extruded through the springs 456 after the first knocking plate 453 deflects, the reverse deflection can be carried out through the elasticity of the elastic plate 455 after the first knocking plate 453 deflects, the filtering baffle 3 can be knocked again, and the dust adhering to the surface of the filtering baffle 3 is better in removing effect.
When the air pump drives the air flow in the ventilating duct 1 to flow from front to back, dust in the air flow is blocked by the filtering baffle plate 3, after the air pump is closed, particles falling from the surface of the filtering baffle plate 3 can be discharged from the first slot 5 along the filtering baffle plate 3 and accumulated, and after the air pump is started again, the accumulated dust can slide out along the ventilating duct 1 to be collected;
when the air flow flows in the ventilation pipeline 1, the air flow can be in contact with the fan blades 8, and the fan blades 8 rotate through the rotating rod 7 and the supporting frame 41 to assist in driving the air flow in the ventilation pipeline 1 to flow, so that the ventilation effect in the ventilation pipeline 1 is ensured, and after the air flow passes through the supporting frame 41, the air flow can accelerate to impact the filtering baffle 3 along the communication grooves 42 formed in the surface of the supporting frame 41, so that dust adhered on the surface of the filtering baffle 3 can be removed;
meanwhile, the air flow can be accelerated to enter the inside of the communication groove 42 through the assistance of the inclined plate 446 when flowing, and part of the air flow entering the inside of the communication groove 42 impacts the elastic band 442, so that the elastic band 442 drives the striking ball 441 to impact the filter separator 3, and after the striking ball 441 impacts the filter separator 3, the air flow can return to enter the inside of the opening 443 through the elasticity of the elastic band 442, thereby facilitating the subsequent impact to the filter separator 3 again;
through arranging the second connecting plate 444 on the wall of the communication groove 42 and connecting the inserting rod 445 on the bottom plate of the second connecting plate 444, after the inserting rod 445 penetrates through the opening 443 formed in the striking ball 441, the striking ball 441 is limited to slide along with the inserting rod 445, so that the striking ball 441 can be accurately reset and clamped in the placing groove 43;
meanwhile, the first air flow can impact the first knocking plate 453, so that the first knocking plate 453 deflects in the second groove 452 through the rotary frame 454 under the assistance of the expansion plate 458, and the first knocking plate 453 can drive the second knocking plate 457 to knock the surface of the filtering baffle 3, so that better knocking effect on the filtering baffle 3 is ensured;
the elastic plate 455 can be extruded by the spring 456 after the first knocking plate 453 is deflected, the reverse deflection can be performed by the elastic force of the elastic plate 455 after the first knocking plate 453 is deflected, the filtering baffle 3 can be knocked again, and the dust adhering to the surface of the filtering baffle 3 can be removed better.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. Workshop ventilation device, including air pipe (1), its characterized in that: the utility model discloses a ventilating duct, including ventilation duct, air inlet, air outlet, air inlet, air outlet, air pipe (1) inner wall fixedly connected with card cover (2), card cover (2) inner wall fixedly connected with filtering baffle (3), card cover (2) openly is provided with supporting mechanism (4), supporting mechanism (4) openly is provided with bull stick (7), and bull stick (7) surface annular fixedly connected with four flabellum (8), fluting one (5) have been seted up to filtering baffle (3) lower extreme, and filtering baffle (3) openly are provided with first connecting plate (6), first connecting plate (6) and card cover (2) inner wall fixed connection, first connecting plate (6) upper end is outside kink setting, supporting mechanism (4) are including support frame (41), bull stick (7) are through bearing and support frame (41) swivelling joint, support frame (41) surface and card cover (2) inner wall fixed connection, support frame (41) surface annular is provided with four flares (44), support frame (41) surface is provided with three and rocks subassembly (45), four (42) are seted up on support frame (41) surface, four standing grooves (42) intercommunication groove (42) respectively, the utility model provides a rotary hammer, including beating ball (441), beat ball (441) surface and standing groove (43) cell wall contact, beat ball (441) surface fixedly connected with two elastic band (442), two elastic band (442) keep away from respectively one end that beats ball (441) all with intercommunication groove (42) cell wall fixed connection, beat ball (441) inside axis department has seted up trompil (443), beat subassembly (44) still include two swash plate (446), two swash plate (446) all with support frame (41) surface fixed connection, and intercommunication groove (42) inside is provided with second connecting plate (444), second connecting plate (444) and two swash plate (446) fixed connection, second connecting plate (444) surface fixed connection has inserted bar (445), inserted bar (445) run through trompil (443), rock subassembly (45) including annular plate (451), annular plate (451) and two adjacent stretching out end fixed connection of support frame (41), annular plate (452) bottom is equipped with fluting, two inside slotting (452) are provided with rotary hammer (452) fixed connection, two slotting (452) inside (452), the utility model discloses a rotary table, including annular plate (451), beating board one (453), expansion plate (458), beating board one (453) and annular plate (451) rotation connection through swivel mount (454), two expansion plates (458) of equal fixedly connected with in positive and negative both ends of annular plate (451), beat board two (457) of equal fixedly connected with in board bottom both ends, annular plate (451) top fixedly connected with elastic plate (455), all fixedly connected with spring (456) in elastic plate (455) bottom both ends, two spring (456) all contact with beating board one (453) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211632836.4A CN116045411B (en) | 2022-12-19 | 2022-12-19 | Workshop ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211632836.4A CN116045411B (en) | 2022-12-19 | 2022-12-19 | Workshop ventilation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116045411A CN116045411A (en) | 2023-05-02 |
| CN116045411B true CN116045411B (en) | 2024-02-09 |
Family
ID=86130389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211632836.4A Active CN116045411B (en) | 2022-12-19 | 2022-12-19 | Workshop ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116045411B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112807865A (en) * | 2020-12-10 | 2021-05-18 | 何太林 | But vehicle air conditioner filter core filter of automatically cleaning formula |
| CN113564898A (en) * | 2021-09-27 | 2021-10-29 | 南通卓壮纺织有限公司 | Based on environment-friendly cloth weaving equipment |
| CN114198834A (en) * | 2021-11-02 | 2022-03-18 | 杨帅 | Building ventilation dustproof pipeline convenient to ventilate |
| CN114602340A (en) * | 2022-03-21 | 2022-06-10 | 安徽金兄弟环保科技股份有限公司 | Production mud agitating unit for backfill agent |
| CN114927012A (en) * | 2022-06-15 | 2022-08-19 | 长治学院 | An innovation and entrepreneurship education course demonstration education device |
| CN217690247U (en) * | 2022-05-18 | 2022-10-28 | 陕西安悦智能科技集团有限公司 | Public safety is with reliable type fire alarm device |
-
2022
- 2022-12-19 CN CN202211632836.4A patent/CN116045411B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112807865A (en) * | 2020-12-10 | 2021-05-18 | 何太林 | But vehicle air conditioner filter core filter of automatically cleaning formula |
| CN113564898A (en) * | 2021-09-27 | 2021-10-29 | 南通卓壮纺织有限公司 | Based on environment-friendly cloth weaving equipment |
| CN114198834A (en) * | 2021-11-02 | 2022-03-18 | 杨帅 | Building ventilation dustproof pipeline convenient to ventilate |
| CN114602340A (en) * | 2022-03-21 | 2022-06-10 | 安徽金兄弟环保科技股份有限公司 | Production mud agitating unit for backfill agent |
| CN217690247U (en) * | 2022-05-18 | 2022-10-28 | 陕西安悦智能科技集团有限公司 | Public safety is with reliable type fire alarm device |
| CN114927012A (en) * | 2022-06-15 | 2022-08-19 | 长治学院 | An innovation and entrepreneurship education course demonstration education device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116045411A (en) | 2023-05-02 |
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