CN219141003U - Return air inlet air purification module - Google Patents
Return air inlet air purification module Download PDFInfo
- Publication number
- CN219141003U CN219141003U CN202223236700.XU CN202223236700U CN219141003U CN 219141003 U CN219141003 U CN 219141003U CN 202223236700 U CN202223236700 U CN 202223236700U CN 219141003 U CN219141003 U CN 219141003U
- Authority
- CN
- China
- Prior art keywords
- inner frame
- groove
- frame
- outer frame
- positioning bolt
- 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
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an air purification module of an air return port, which comprises an inner frame and an outer frame, wherein the inner frame is hinged to one side of the outer frame, the inner frame is of a rectangular structure, the outer frame is of a rectangular through groove structure and is larger than the inner frame in size, one side of the outer frame is connected with a high-efficiency filter, and the inner frame is provided with a primary filter; the utility model relates to the technical field of air purification modules, in the air purification module with an air return inlet, a double-layer structure is adopted, a primary filter and a high-efficiency filter are respectively arranged, the two filters are of different structures, the effect of air evolution treatment is improved, the fixation of the primary filter is realized through a handle screw, the handle screw adopts an elastic structure of outward-pulling rotation limit, the air purification module can be used for a long time without being tightly fastened, shaking is avoided, the outer side of the primary filter is surrounded by a slot of an annular structure, the structural strength is improved, and the problems of noise pollution and the like are avoided.
Description
Technical Field
The utility model relates to the technical field of air purification modules, in particular to an air purification module with an air return opening.
Background
At the air return opening of the ventilation system or the pipeline of the air conditioning ventilation system in public places or hospitals with larger dust, a filter screen is generally arranged on the shutter of the inner frame of the air return opening for improving the environmental cleanliness. In particular, according to the requirements of GB51039-2014 integrated hospital building design specifications, the primary microorganism passing rate is less than 10 percent and the primary weight passing rate of particulate matters is less than 5 percent. In particular, in clean room air supply systems such as operating rooms, purification workshops and the like, the requirements on air filtration of return air inlets are more strict.
However, the filtering structure of the air return port of the conventional ventilation system has the following problems: 1. the vent has serious air leakage condition, can only be used for removing hair, silk threads, large particles and the like, and cannot intercept dust with small particle size. 2. The traditional return air inlet shutter generally only uses a primary PP net to be placed on the fan blades of the inner frame, and clamps the primary filter screen through bending of a plurality of aluminum flakes, so that the obvious low efficiency is rough, and the primary filter screen is easy to run and vibrate in the actual use process, so that noise is generated. 3. The aluminum flake generally has a spray coating, after the aluminum flake is repeatedly used and folded back and forth, the coating of the aluminum flake is easy to fall off, even the aluminum flake can be broken off, the fixing of the filter screen is caused to be problematic, and the primary filtration is lost. Therefore, it is necessary to develop a medical-grade return air inlet air purification module with convenient maintenance and replacement. In view of the above, intensive studies have been conducted to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an air purifying module with an air return opening, which solves the problems of the prior background technology.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an air purification module of return air inlet, includes inner frame and outer frame, the inner frame articulates in one side of outer frame, the inner frame is the frame of rectangle structure, the outer frame is the frame of rectangle logical groove structure and is greater than the size of inner frame, one side of outer frame is connected with high-efficient filter, be provided with first effect filter on the inner frame;
the center of the outer frame is provided with a through groove, the through groove is a rectangular socket groove, the bottom of the through groove is provided with a spring rotating lock, and the inner frame is hinged on the spring rotating lock;
the primary filter comprises a ventilation groove, a rectangular ventilation groove is formed in the center of the inner frame, a dustproof grid is arranged on one side of the ventilation groove, a slot is formed in one side of the inner frame, a primary filter screen is inserted into the slot, and one side of the inner frame is provided with an end part of the handle screw limiting primary filter screen;
the efficient filter comprises a connecting groove, the connecting groove is connected to one side of the through groove, a plurality of pairs of limiting edges are arranged on two side wall surfaces in the connecting groove in a staggered mode, a plurality of pairs of intercepting filter blocks are respectively fixed on the plurality of pairs of limiting edges, and the plurality of pairs of intercepting filter blocks are not sealed in the connecting groove.
Preferably, the width and height of one side of the through groove are larger than those of the other side.
Preferably, the ventilation groove is of a rectangular cavity structure and is located at one side of the ventilation groove and extends out of the protection edge, and a plurality of connecting bolts are arranged on the protection edge and connected to the outer side of the ventilation groove.
Preferably, one side of the limiting edge is provided with a pair of connecting threaded rods, the interception filter block is provided with a mounting hole matched with the pair of connecting threaded rods, and the end parts of the pair of connecting threaded rods are provided with a pair of connecting nuts.
Preferably, the handle screw comprises a positioning bolt, the positioning bolt is inserted on a side wall surface of the inner frame, the end part of the positioning bolt is connected with a press riveting nut, a limiting spring is sleeved on one side of the positioning bolt, a limiting pin is arranged at the end part of the positioning bolt, and a limiting mortise and tenon sleeve is arranged on the positioning bolt.
Advantageous effects
The utility model provides a return air inlet air purification module. The beneficial effects are as follows: this return air inlet air purification module adopts bilayer structure, just imitates filter and high-efficient filter respectively, and the two passes through different structures, improves the effect to the air evolution processing, and just imitates the fixed of filter simultaneously and realizes through the handle screw, and the handle screw adopts the external pulling to rotate spacing elastic structure, can use for a long time and can not fasten tightly, avoids rocking, just imitates the slot surrounding with annular structure in the outside of filter screen simultaneously, improves structural strength, avoids noise pollution scheduling problem.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a return air inlet air purification module according to the present utility model.
Fig. 2 is a schematic diagram of an inner frame structure of a return air inlet air purifying module according to the present utility model.
Fig. 3 is a schematic structural diagram of an outer frame of the return air inlet air purifying module according to the present utility model.
Fig. 4 is a schematic side sectional view of a return air inlet air purifying module according to the present utility model.
Fig. 5 is a schematic view of a partial cross-sectional structure of a return air inlet air purifying module according to the present utility model.
Fig. 6 is a partial isometric view of a return air inlet air cleaning module according to the present utility model.
In the figure: 1. an inner frame; 2. an outer frame; 3. a spring rotary lock; 4. a ventilation groove; 5. a dust-proof grid; 6. a slot; 7. a primary filter screen; 8. a handle screw; 9. a connecting groove; 10. limit edges; 11. intercepting a filter block; 12. a protective edge; 13. a connecting bolt; 14. connecting a threaded rod; 15. a coupling nut; 801. positioning bolts; 802. riveting a nut; 803. a limit spring; 804. a limiting pin; 805. limiting mortise and tenon.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: according to the description, as shown in fig. 1-3, the present case is an air purifying module with an air return port, which comprises an inner frame 1 and an outer frame 2, wherein the inner frame 1 is hinged to one side of the outer frame 2, the inner frame 1 is a frame with a rectangular structure, the outer frame 2 is a frame with a rectangular through groove structure and is larger than the inner frame 1 in size, one side of the outer frame 2 is connected with a high-efficiency filter, a primary filter is arranged on the inner frame 1, in a specific implementation process, the outer frame 2 is fixed at the air return port, the inner frame 1 and the outer frame 2 are hinged together, the inner frame 1 can rotate on the outer frame 2 to realize the switch of the outer frame 2, the primary filter on the inner frame 1 is used for primary filtration, and the filtered air is filtered again through the high-efficiency filter on the outer frame 2, so that the air entering the air return port is cleaner;
the center of the outer frame 2 is provided with a through groove, the through groove is a rectangular socket groove, the bottom of the through groove is provided with a spring rotating lock 3, the inner frame 1 is hinged on the spring rotating lock 3, and the inner frame 1 can rotate on the spring rotating lock 3 of the outer frame 2 to realize disassembly, assembly and maintenance of the inner frame 1;
the primary filter comprises a ventilation groove 4, a ventilation groove 4 with a rectangular structure is formed in the center of the inner frame 1, a dustproof grid 5 is arranged on one side of the ventilation groove 4, a slot 6 is formed in one side of the inner frame 1, a primary filter screen 7 is inserted into the slot 6, and a handle screw 8 is arranged on one side of the inner frame 1 to limit the end part of the primary filter screen 7;
in the specific implementation process, the ventilation groove 4 on the inner frame 1 is used for air to pass through, firstly, the air passes through the blocking guide of the dustproof grid 5, then is filtered again through the primary filter screen 7, the air is purified, the primary filter screen 7 is inserted in the slot 6 in an inserting mode, the primary filter screen 7 is limited by the handle screw 8, and the fixation of the primary filter screen 7 is realized;
the high-efficiency filter comprises a connecting groove 9, wherein the connecting groove 9 is connected to one side of the through groove, a plurality of pairs of limiting edges 10 are alternately arranged on two side wall surfaces in the connecting groove 9, a plurality of pairs of interception and filtration blocks 11 are respectively fixed on the plurality of pairs of limiting edges 10, and the heights of the plurality of pairs of interception and filtration blocks 11 are not closed to the connecting groove 9;
in the concrete implementation process, the high-efficiency filter is connected at the rear part of the primary filter, external air enters into the connecting groove 9, a plurality of pairs of interception filter blocks 11 in the connecting groove 9 are arranged in a staggered mode, air can pass through the interception filter blocks 11 after entering, the interception filter blocks 11 are adsorption material plates of a loose porous structure, dust in the air can be adsorbed, the filtering effect on small-particle-size dust is improved, and the interception filter blocks 11 are fixed through the plurality of pairs of limiting edges 10.
As a preferable scheme, further, the width and the height of one side of the through groove are larger than those of the other side, so that the fixing effect on the inner frame 1 is achieved.
As the preferred scheme, still further, ventilation groove 4 is rectangle cavity structure and is located ventilation groove 4 one side and extend the guard edge 12, is provided with a plurality of connecting bolts 13 on the guard edge 12 and connects in the outside of logical groove, and ventilation groove 4 can be dismantled and assembled through the dismantlement of connecting bolts 13, is convenient for clear up high-efficient filter.
As a preferred scheme, still further, one side of spacing limit 10 is provided with a pair of connection threaded rod 14, is provided with the mounting hole that matches with a pair of connection threaded rod 14 on holding back filter block 11, and the tip of a pair of connection threaded rod 14 is provided with a pair of coupling nut 15, and single holding back filter block 11 can be dismantled and assembled through dismantling coupling nut 15, realizes the change substitution of material.
As a preferred scheme, the handle screw 8 further comprises a positioning bolt 801, the positioning bolt 801 is inserted on one side wall surface of the inner frame 1, the end part of the positioning bolt 801 is connected with a press rivet nut 802, one side of the positioning bolt 801 is sleeved with a limiting spring 803, the end part of the positioning bolt 801 is provided with a limiting pin 804, and a limiting mortise and tenon 805 is sleeved on the positioning bolt 801;
in a specific implementation process, the positioning bolt 801 is fixed on one side of the inner frame 1 through the press riveting nut 802 and a limiting plate on one side of a shaft of the positioning bolt 801, the limiting pin 804 is used for limiting and fixing one end of the limiting spring 803, when the primary filter screen 7 is inserted into the slot 6 on the inner frame 1 in use, the limiting mortise and tenon 805 is pulled outwards and rotated to enable the limiting mortise and tenon 805 to rotate by 90 degrees to clamp one side of the primary filter screen 7, and then the limiting mortise and tenon 805 is loosened to rebound under the reverse pushing action of the spring, and the primary filter screen 7 is clamped and fixed.
To sum up, this return air inlet air purification module adopts bilayer structure, and just imitates filter and high-efficient filter respectively, and both pass through different structures, improves the effect to the air evolution processing, and just imitates the fixed of filter simultaneously and realizes through handle screw 8, and handle screw 8 adopts the elastic structure that draws the rotation outward spacing, can use for a long time and can not fasten tightly, avoids rocking, and just imitates the outside of filter screen 7 simultaneously and surrounds with annular structure's slot 6, improves structural strength, avoids noise pollution scheduling problem.
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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an air purification module of return air inlet, includes inner frame and outer frame, the inner frame articulates in one side of outer frame, its characterized in that, the inner frame is the frame of rectangle structure, the outer frame is the frame of rectangle logical groove structure and is greater than the size of inner frame, one side of outer frame is connected with high-efficient filter, be provided with first effect filter on the inner frame;
the center of the outer frame is provided with a through groove, the through groove is a rectangular socket groove, the bottom of the through groove is provided with a spring rotating lock, and the inner frame is hinged on the spring rotating lock;
the primary filter comprises a ventilation groove, a rectangular ventilation groove is formed in the center of the inner frame, a dustproof grid is arranged on one side of the ventilation groove, a slot is formed in one side of the inner frame, a primary filter screen is inserted into the slot, and one side of the inner frame is provided with an end part of the handle screw limiting primary filter screen;
the efficient filter comprises a connecting groove and a interception filter block, wherein the connecting groove is connected to one side of the through groove, a plurality of pairs of limiting edges are arranged on two side wall surfaces in the connecting groove in a staggered mode, the interception filter block is respectively fixed on the plurality of pairs of limiting edges, and the plurality of pairs of interception filter block are not sealed at the connecting groove.
2. A return air inlet air cleaning module as recited in claim 1, wherein one side of said channel has a width and height greater than the width and height of the other side.
3. A return air inlet air purification module as recited in claim 2, wherein the ventilation slot has a rectangular cavity structure and is located at one side of the ventilation slot and extends out of the protection edge, and the protection edge is provided with a plurality of connecting bolts connected at the outer side of the ventilation slot.
4. A return air inlet air cleaning module as recited in claim 3, wherein a pair of connecting threaded rods are disposed on one side of the limit edge, mounting holes matched with the pair of connecting threaded rods are disposed on the intercepting filter block, and a pair of connecting nuts are disposed on ends of the pair of connecting threaded rods.
5. The return air inlet air purification module according to claim 4, wherein the handle screw comprises a positioning bolt, the positioning bolt is inserted on a side wall surface of the inner frame, the end portion of the positioning bolt is connected with a press rivet nut, a limit spring is sleeved on one side of the positioning bolt, a limit pin is arranged on the end portion of the positioning bolt, and the limit mortise and tenon sleeve is arranged on the positioning bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236700.XU CN219141003U (en) | 2022-12-05 | 2022-12-05 | Return air inlet air purification module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236700.XU CN219141003U (en) | 2022-12-05 | 2022-12-05 | Return air inlet air purification module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219141003U true CN219141003U (en) | 2023-06-06 |
Family
ID=86563441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223236700.XU Active CN219141003U (en) | 2022-12-05 | 2022-12-05 | Return air inlet air purification module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219141003U (en) |
-
2022
- 2022-12-05 CN CN202223236700.XU patent/CN219141003U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219141003U (en) | Return air inlet air purification module | |
| CN205425216U (en) | Novel air cleaning device | |
| CN215372835U (en) | New fan filter screen convenient to dismantle and wash | |
| CN213066464U (en) | Adsorption device for mobile air sterilization station | |
| CN204534868U (en) | Window air purifier | |
| CN208779577U (en) | A kind of indoor air-purification device | |
| CN112254256A (en) | Conveniently change filter equipment's air purifier | |
| CN107952586B (en) | A kind of highly effective air dust removal and filtration garden equipment | |
| CN219091483U (en) | Waste gas purifying equipment for energy-saving laboratory | |
| CN212319955U (en) | Air purifier capable of being purified in grading mode | |
| CN216346819U (en) | Dustproof assembly of fresh air system air inlet and air outlet | |
| CN220918633U (en) | Continuous type on-line formaldehyde removing equipment for furniture plate | |
| CN219073848U (en) | Dust-discharging purifying device for plasma spraying room | |
| CN217274675U (en) | Intelligent air purification device for laboratory | |
| CN218209999U (en) | Air disinfection purifier with sample retention function | |
| CN212523423U (en) | Combined efficient air filter | |
| CN212958362U (en) | Low-noise comfortable air purification window structure | |
| CN213237871U (en) | Air return inlet purification device for operating room | |
| CN219932570U (en) | Mounting structure for fan filter assembly | |
| CN215267342U (en) | Ventilation is with switch board that has a dust filtration function | |
| CN219270774U (en) | Medical dust removal function device | |
| CN220478397U (en) | Filter plate cleaning mechanism for clean room dust remover | |
| CN214841438U (en) | Air purification equipment for nucleic acid sampling room | |
| CN219775919U (en) | Fresh air purifying device | |
| CN214426100U (en) | Warm air conditioner wind gap air purification device convenient to dismouting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |