CN113959034B - Energy-saving environment-friendly ventilation device - Google Patents
Energy-saving environment-friendly ventilation device Download PDFInfo
- Publication number
- CN113959034B CN113959034B CN202111189791.3A CN202111189791A CN113959034B CN 113959034 B CN113959034 B CN 113959034B CN 202111189791 A CN202111189791 A CN 202111189791A CN 113959034 B CN113959034 B CN 113959034B
- Authority
- CN
- China
- Prior art keywords
- wall
- motor
- spring
- shell
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- 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
- F24F7/003—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
- 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
- F24F8/10—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
- F24F8/15—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 by chemical means
- F24F8/158—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 by chemical means using active carbon
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of energy-saving and environment-friendly equipment, and discloses an energy-saving and environment-friendly ventilation and air-exchange device which comprises a shell, wherein a fixed rod is bolted on the inner wall of the shell, the other end of the fixed rod is bolted with a first fixed block, a motor is embedded in the surface of the first fixed block, a resisting mechanism is arranged at the output end of the motor, fan blades are sleeved at the output end of the motor in a sliding manner and positioned on the left side of the resisting mechanism, a second fixed block is sleeved at the output end of the motor in a sliding manner and positioned on the left side of the fan blades; according to the fan blade cleaning device, the connecting rod drives the clamping joint to move and is separated from the clamping joint with the second fixing block by pulling the pull rod, so that the purpose of conveniently cleaning the fan blades can be achieved, the labor intensity is reduced, the cleaning efficiency is improved, and the problems that the whole device needs to be disassembled for cleaning, the trouble is very high, the labor intensity is high, and the efficiency is low during cleaning are solved.
Description
Technical Field
The invention relates to the technical field of energy-saving and environment-friendly equipment, in particular to an energy-saving and environment-friendly ventilation device.
Background
With the shortage of energy conditions such as electricity shortage, oil shortage, electricity price rising, oil price rising and the like and the increasing of environmental pollution problem, people are calling for 'low-carbon economy and low-carbon life', namely, on the premise of not reducing the quality of life, high-tech and clean energy are utilized, the energy utilization rate is greatly improved, renewable energy and low-carbon energy are used on a large scale, the energy consumption is reduced, the pollution life mode is reduced, people generally install a ventilation exhaust fan in a house in order to improve and improve the quality of daily life environment, water vapor, peculiar smell and the like in the house are exhausted outside the house by connecting a power supply of the exhaust fan, the conventional ventilation device can only supply power through a power supply company at present, electric energy is required to be consumed during working, the pressure of the power supply company is increased, and the use of people is not facilitated.
The existing ventilation and air exchange device is not convenient for cleaning fan blades, after the fan blades are used for a long time, a large amount of dust is attached to the surfaces of the fan blades, the fan blades need to be cleaned frequently, the common fan blades are fixed inside a shell through bolts, the whole device needs to be detached and cleaned when the fan blades need to be cleaned, the fan blades are very troublesome, the labor intensity is high, the efficiency is low, the air cannot be purified, a large amount of impurities are contained in the outside air, the impurities can be blown indoors in the air exchange process, the indoor air quality is reduced, the physical health of people is affected, and in order to solve the existing problems, an energy-saving and environment-friendly ventilation and air exchange device is provided.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly ventilation device, which has the advantages of being convenient to clean fan blades and purifying air, and solves the problems that the conventional ventilation device is inconvenient to clean the fan blades, a large amount of dust is adhered to the surfaces of the fan blades after the fan blades are used for a long time, the fan blades need to be cleaned frequently, the fan blades are generally fixed in a shell by bolts, the whole device needs to be disassembled for cleaning when the fan blades need to be cleaned, the cleaning is very troublesome, the labor intensity is high, the efficiency is low, the air cannot be purified, and the outside air contains a large amount of impurities which can be blown into the room in the ventilation process, so that the quality of the indoor air is reduced and the body health of people is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an energy-concerving and environment-protective ventilation breather, includes the casing, the inner wall bolt of casing has the dead lever, the other end bolt of dead lever has first fixed block, the surperficial embedded motor of first fixed block, the output of motor is provided with supports tight mechanism, the output slip of motor has cup jointed the fan blade, and the fan blade is located the left side of supporting tight mechanism, the output slip of motor has cup jointed the second fixed block, and the second fixed block is located the left side of fan blade, the surface of motor output is embedded to have the joint head, and the inner wall joint of joint head and second fixed block, be provided with first spring between the inner wall of joint head and motor output, the surface hinge of joint head has the connecting rod, the other end of connecting rod articulates there is the pull rod, the other end of pull rod extends to the outside of motor output, the surface of pull rod is provided with locking mechanism, the spout has been seted up to the inner wall of casing, the inside sliding connection of spout has the slider, be provided with stop gear between the inner wall of slider and be provided with the filter screen, the inner wall slip of casing has cup jointed the filter disc, the inside packing of filter disc has the active carbon, the through-hole has been seted up to the surface of filter disc.
Preferably, the abutting mechanism comprises a fixed shell, the fixed shell is fixedly sleeved with the output end of the motor, an abutting plate is slidably sleeved on the inner wall of the fixed shell, a second spring is arranged between the abutting plate and the inner wall of the fixed shell and fixedly sleeved with the output end of the motor, a positioning rod is bolted on the surface of the abutting plate, and the positioning rod is slidably connected with the inner walls of the fan blades.
Preferably, the anti-loosening mechanism comprises a first limiting plate, the first limiting plate is fixedly sleeved with the surface of the pull rod, and a third spring is arranged on the inner wall of the first limiting plate and the inner wall of the output end of the motor.
Preferably, stop gear includes the gag lever post, the surface of gag lever post and the inner wall sliding connection of casing, the fixed surface of gag lever post has cup jointed the second limiting plate, be provided with the fourth spring between the inner wall of second limiting plate and casing, spacing hole has been seted up on the surface of slider, and spacing hole and gag lever post joint.
Preferably, the inner wall of the shell is bolted with a fixing ring, the inner wall of the fixing ring is bolted with a protective net, and the protective net is made of metal mesh.
Preferably, the surface of the shell is bolted with four mounting blocks, the four mounting blocks are uniformly distributed on the surface of the shell, and mounting holes are formed in the surface of the mounting blocks.
Preferably, the filter screen is made of a synthetic fiber filter material, and the diameter of the filter screen on the left side is larger than that of the filter screen on the right side.
Preferably, the material of filter disc is the aluminum alloy material, the aperture of through-hole is 0.5mm, and through-hole evenly distributed is on the surface of filter disc.
Compared with the prior art, the invention provides an energy-saving environment-friendly ventilation device, which has the following beneficial effects:
1. according to the fan blade cleaning device, the connecting rod drives the clamping joint to move and is separated from the clamping joint with the second fixing block by pulling the pull rod, so that the purpose of conveniently cleaning the fan blades can be achieved, the labor intensity is reduced, the cleaning efficiency is improved, and the problems that the whole device needs to be disassembled for cleaning, the trouble is very high, the labor intensity is high, and the efficiency is low during cleaning are solved;
2. according to the invention, the purpose of purifying air can be achieved by filtering the outside air through the filter screen and separating impurities in the air from the air by matching with the adsorption of the activated carbon on the air, the cleanliness of the air and the health of people are ensured, and the problems that the quality of the indoor air is reduced and the health of people is influenced because the impurities are blown to the indoor space in the ventilation process are avoided.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a side sectional view of a portion of the structure of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 2;
FIG. 5 is an enlarged view of the structure of FIG. 2 at B according to the present invention.
In the figure: 1. a housing; 2. fixing the rod; 3. a first fixed block; 4. a motor; 5. a tightening mechanism; 6. a fan blade; 7. a second fixed block; 8. a clamping head; 9. a first spring; 10. a connecting rod; 11. a pull rod; 12. an anti-loosening mechanism; 13. a chute; 14. a slider; 15. a limiting mechanism; 16. a filter screen; 17. a filter disc; 18. activated carbon; 19. a through hole; 20. a fixing ring; 21. a protective net; 22. mounting blocks; 23. mounting holes; 51. a stationary housing; 52. a propping plate; 53. a second spring; 54. positioning a rod; 121. a first limit plate; 122. a third spring; 151. a limiting rod; 152. a second limiting plate; 153. a fourth spring; 154. and a limiting hole.
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. 1-5, an energy-saving and environment-friendly ventilation device comprises a housing 1, a fixing rod 2 is bolted on the inner wall of the housing 1, a first fixing block 3 is bolted on the other end of the fixing rod 2, a motor 4 is embedded in the surface of the first fixing block 3, a resisting mechanism 5 is arranged at the output end of the motor 4, a fan blade 6 is slidably sleeved on the output end of the motor 4, the fan blade 6 is positioned at the left side of the resisting mechanism 5, a second fixing block 7 is slidably sleeved on the output end of the motor 4, the second fixing block 7 is positioned at the left side of the fan blade 6, a clamping joint 8 is embedded in the surface of the output end of the motor 4, the clamping joint 8 is clamped with the inner wall of the second fixing block 7, a first spring 9 is arranged between the clamping joint 8 and the inner wall of the output end of the motor 4, a connecting rod 10 is hinged on the surface of the clamping joint 8, a pull rod 11 is hinged at the other end of the connecting rod 10, and the other end of the pull rod 11 extends to the outside of the output end of the motor 4, the surface of the pull rod 11 is provided with the anti-loosening mechanism 12, the inner wall of the shell 1 is provided with the sliding groove 13, the sliding block 14 is connected to the inner part of the sliding groove 13 in a sliding mode, the limiting mechanism 15 is arranged between the sliding block 14 and the inner wall of the shell 1, the filter screen 16 is connected between the sliding blocks 14 in a bolted mode, the filter disc 17 is sleeved on the inner wall of the shell 1 in a sliding mode, the activated carbon 18 is filled in the filter disc 17, the through hole 19 is formed in the surface of the filter disc 17, the connecting rod 10 drives the clamping connector 8 to move and is separated from the second fixing block 7 in a clamping mode through pulling the pull rod 11, the purpose of conveniently cleaning the fan blades 6 can be achieved, labor intensity is reduced, cleaning efficiency is improved, the whole device is prevented from being detached and cleaned when cleaning is carried out, the problems that the whole device is very troublesome, labor intensity is high and efficiency is low are solved, the problems that external air is filtered through the filter screen 16 and impurities in the air are separated from the air by matching with the adsorption of the activated carbon 18 The mode of (2) can reach the purpose of carrying out purification treatment to the air, has guaranteed the cleanliness factor of air and people's health, has avoided in the ventilation process these impurity can be blown indoor, causes the indoor air quality to descend, influences the healthy problem of people.
Further, the abutting mechanism 5 comprises a fixed shell 51, the fixed shell 51 is fixedly sleeved with the output end of the motor 4, the inner wall of the fixed shell 51 is slidably sleeved with an abutting plate 52, a second spring 53 is arranged between the abutting plate 52 and the inner wall of the fixed shell 51, the second spring 53 is fixedly sleeved with the output end of the motor 4, a positioning rod 54 is bolted on the surface of the abutting plate 52, the positioning rod 54 is slidably connected with the inner wall of the fan blade 6, and the fan blade 6 is abutted tightly by arranging the abutting mechanism 5 so as not to shake and ensure the stability of the device.
Further, locking mechanism 12 that moves includes first limiting plate 121, and first limiting plate 121 cup joints with the fixed surface of pull rod 11, and the inner wall of first limiting plate 121 and 4 output of motor is provided with third spring 122, through setting up locking mechanism 12 that moves, prevents that pull rod 11 is not hard up, causes fan blade 6 to drop.
Further, stop gear 15 includes gag lever post 151, the surface of gag lever post 151 and casing 1's inner wall sliding connection, the fixed surface of gag lever post 151 has cup jointed second limiting plate 152, be provided with fourth spring 153 between the inner wall of second limiting plate 152 and casing 1, spacing hole 154 has been seted up on the surface of slider 14, and spacing hole 154 and gag lever post 151 joint, through setting up stop gear 15, fixed slider 14, thereby fixed filter screen 16, also be convenient for change filter screen 16 simultaneously.
Furthermore, the inner wall of the casing 1 is bolted with a fixing ring 20, the inner wall of the fixing ring 20 is bolted with a protective net 21, the protective net 21 is made of metal mesh, and by arranging the fixing ring 20 and the protective net 21, the damage of the fan blades 6 caused by the fact that external large sundries enter the casing 1 is prevented, and meanwhile, the fan blades also play a role of a safety net.
Further, the surface of casing 1 has bolted connection has installation piece 22, and the quantity of installation piece 22 is four, and even distribution is on the surface of casing 1, and mounting hole 23 has been seted up on the surface of installation piece 22, through setting up installation piece 22 and mounting hole 23, is convenient for install the device.
Further, the material of filter screen 16 is synthetic fiber filter media material, and the filter screen 16 aperture ratio on left side is big in filter screen 16 aperture ratio on right side, is synthetic fiber filter media material through the material that sets up filter screen 16, and the filter screen 16 aperture ratio on left side is big in filter screen 16 aperture ratio on right side, and hierarchical filtration, filterable cleaner, efficiency is higher.
Further, the material of filter disc 17 is the aluminum alloy material, and the aperture of through-hole 19 is 0.5mm, and through-hole 19 evenly distributed is on filter disc 17's surface, and the material through setting up filter disc 17 is the aluminum alloy material, and the aperture of through-hole 19 is 0.5mm, and through-hole 19 evenly distributed is on filter disc 17's surface, and the aluminum alloy material has the quality light, and the advantage that intensity is high can block active carbon 18 and not spill, also ventilative simultaneously.
When the fan blade cleaning device is used, the pull rod 11 is pulled, the pull rod 11 moves to drive the connecting rod 10 to move, the connecting rod 10 moves to drive the clamping connector 8 to move, the clamping connector 8 moves to enable the clamping connector 8 to be separated from clamping connection with the inner wall of the second fixing block 7, the second fixing block 7 is taken out, then the fan blade 6 is taken out for cleaning, after cleaning is completed, the positioning hole in the fan blade 6 is aligned with the positioning rod 54 to move inwards, then the second fixing block 7 is mounted, the pull rod 11 is loosened, and the pull rod 11 enables the second fixing block 7 to be restored to the original position under the combined action of the first spring 9 and the second spring 53, so that the clamping connector 8 is clamped with the second fixing block 7, and the purpose of conveniently cleaning the fan blade 6 is achieved; outside air is conveyed into the shell 1 by the fan blades 6, is filtered by the filter screen 16 to separate impurities from the air, and is filtered by the two layers of filter screens 16 and adsorbed by the active carbon 18 to freshen the air, so that the aim of processing and purifying the air is fulfilled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides an energy-concerving and environment-protective ventilation air interchanger, includes casing (1), its characterized in that: the inner wall of casing (1) has bolted connection dead lever (2), the other end of dead lever (2) has bolted connection first fixed block (3), the surperficial embedded motor (4) of first fixed block (3), the output of motor (4) is provided with supports tight mechanism (5), the output slip of motor (4) has cup jointed fan blade (6), and fan blade (6) are located the left side of supporting tight mechanism (5), the output slip of motor (4) has cup jointed second fixed block (7), and second fixed block (7) are located the left side of fan blade (6), the surperficial embedded joint of motor (4) output has bayonet joint (8), and the inner wall joint of bayonet joint (8) and second fixed block (7), be provided with first spring (9) between the inner wall of bayonet joint (8) and motor (4) output, the surface of bayonet joint (8) articulates there is connecting rod (10), the other end of connecting rod (10) articulates there is pull rod (11), the other end of pull rod (11) extends to the outside of motor (4), the surface of pull rod (11) is provided with the internal wall of chute (13) that sliding block (13), slider (13) is provided with the internal side of sliding block (13), a limiting mechanism (15) is arranged between the sliding block (14) and the inner wall of the shell (1), a filter screen (16) is bolted between the sliding block (14), a filter disc (17) is sleeved on the inner wall of the shell (1) in a sliding manner, activated carbon (18) is filled in the filter disc (17), a through hole (19) is formed in the surface of the filter disc (17), the tightening mechanism (5) comprises a fixed shell (51), the fixed shell (51) is fixedly sleeved with the output end of the motor (4), a tightening plate (52) is sleeved on the inner wall of the fixed shell (51) in a sliding manner, a second spring (53) is arranged between the tightening plate (52) and the inner wall of the fixed shell (51), the second spring (53) is fixedly sleeved with the output end of the motor (4), a positioning rod (54) is bolted on the surface of the tightening plate (52), the inner wall of the positioning rod (54) is connected with a fan blade (6) in a sliding manner, the anti-loosening mechanism (12) comprises a first spring (121), the first spring (121) is fixedly sleeved with the surface of the pull rod (11), the inner wall of the limiting plate (151) is connected with the inner wall of the limiting plate (151), and the output end of the motor (151) is connected with the third spring (151), second limiting plate (152) has been cup jointed to the fixed surface of gag lever post (151), be provided with fourth spring (153) between the inner wall of second limiting plate (152) and casing (1), spacing hole (154) have been seted up on the surface of slider (14), and spacing hole (154) and gag lever post (151) joint, the inner wall bolt of casing (1) has solid fixed ring (20), the inner wall bolt of solid fixed ring (20) has protection network (21), the material of protection network (21) is the metal mesh, the surface bolt of casing (1) has installation piece (22), and the quantity of installation piece (22) is four, and even distribution is on the surface of casing (1), mounting hole (23) have been seted up on the surface of installation piece (22), the material of filter media (16) is synthetic fiber material, and filter screen (16) aperture ratio right side filter screen (16) aperture is big, the material of filter disc (17) is the aluminum alloy material, the aperture of through-hole (19) is 0.5mm, and through-hole (19) evenly distributed at filter disc (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111189791.3A CN113959034B (en) | 2021-10-11 | 2021-10-11 | Energy-saving environment-friendly ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111189791.3A CN113959034B (en) | 2021-10-11 | 2021-10-11 | Energy-saving environment-friendly ventilation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113959034A CN113959034A (en) | 2022-01-21 |
| CN113959034B true CN113959034B (en) | 2023-03-31 |
Family
ID=79463679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111189791.3A Active CN113959034B (en) | 2021-10-11 | 2021-10-11 | Energy-saving environment-friendly ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113959034B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782089B (en) * | 2016-04-22 | 2019-06-04 | 深圳市汲众科技开发有限公司 | A kind of fan |
| CN209776156U (en) * | 2019-01-17 | 2019-12-13 | 宁波市海曙准龙机电科技有限公司 | Cooling fan for automobile water tank |
| CN209990696U (en) * | 2019-04-17 | 2020-01-24 | 宁波闻华电器有限公司 | Anti-deformation steady flow axial compressor fan blade |
| CN209781257U (en) * | 2019-04-18 | 2019-12-13 | 南通清风通用机械有限公司 | Ventilating device convenient for replacing fan blades |
| CN210769436U (en) * | 2019-10-25 | 2020-06-16 | 浙江科力风机有限公司 | Ventilator convenient for fan blade cleaning |
| CN211119226U (en) * | 2019-12-30 | 2020-07-28 | 广州远丰电子科技有限公司 | Make things convenient for lamp hook of dismouting |
| CN213116796U (en) * | 2020-09-15 | 2021-05-04 | 佛山市科旋电子科技有限公司 | Prevent direct current radiator fan of impurity entering |
-
2021
- 2021-10-11 CN CN202111189791.3A patent/CN113959034B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113959034A (en) | 2022-01-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212011838U (en) | Power distribution cabinet convenient to maintain | |
| CN216590959U (en) | Wireless type wisdom piping lane supervisory equipment | |
| CN113959034B (en) | Energy-saving environment-friendly ventilation device | |
| CN208578619U (en) | A kind of automobile exhaust gas processing apparatus being convenient to clean | |
| CN217887350U (en) | Rapid cooling dust removal equipment | |
| CN216726368U (en) | Air filter of multilayer air filtering unit | |
| CN112212446B (en) | Building ventilation device and application method thereof | |
| CN213178698U (en) | Domestic new trend device of new forms of energy | |
| CN211384005U (en) | Environment monitoring oxygen supply machine | |
| CN214949540U (en) | One-way industry removes haze new fan | |
| CN220981479U (en) | Central air conditioning's purifier | |
| CN201353469Y (en) | Waste gas purifier | |
| CN212778804U (en) | Heat recovery integrated equipment for capacity-sharing equipment | |
| CN220287650U (en) | Negative oxygen sink | |
| CN218209954U (en) | Green building vent filter equipment | |
| CN220714953U (en) | Activated carbon filter with cleaning mechanism | |
| CN221908154U (en) | Pulverized coal filter | |
| CN212842074U (en) | Little static purifies two-way flow new trend clearing machine | |
| CN219510948U (en) | Energy-saving and environment-friendly ventilation equipment | |
| CN220834639U (en) | Filter mechanism of exhaust device | |
| CN217654050U (en) | High-adsorptivity purifying unit adopting artificial fibers | |
| CN218740873U (en) | Gas purifier of gas pressure regulator | |
| CN219848723U (en) | Air filter with self-sealing device | |
| CN221868840U (en) | Self-cleaning oil smoke clarifier | |
| CN214147716U (en) | Landscape lamp for municipal works |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 514300 No. 22-23, Tonghu Road, Huxia Development Zone, tangkeng Town, Fengshun County, Meizhou City, Guangdong Province Patentee after: Guangdong Joint Construction Engineering General Contracting Co.,Ltd. Address before: 514300 No. 22-23, Tonghu Road, Huxia Development Zone, tangkeng Town, Fengshun County, Meizhou City, Guangdong Province Patentee before: Guangdong Joint Venture Engineering General Contracting Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |