CN218724673U - Cover is weighed to negative pressure with inlayer protective structure - Google Patents
Cover is weighed to negative pressure with inlayer protective structure Download PDFInfo
- Publication number
- CN218724673U CN218724673U CN202222847047.4U CN202222847047U CN218724673U CN 218724673 U CN218724673 U CN 218724673U CN 202222847047 U CN202222847047 U CN 202222847047U CN 218724673 U CN218724673 U CN 218724673U
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- cover body
- inner chamber
- weighed
- cover
- 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 relates to a cover technical field is weighed to the negative pressure, and a cover is weighed to negative pressure with inlayer protective structure is disclosed, weigh the cover body including the negative pressure, the negative pressure is weighed the inside of cover body and is provided with dustproof subassembly, dustproof subassembly is used for preventing that outside dust from getting into the negative pressure and weighs cover body inner chamber, the inner chamber that the cover body was weighed to the negative pressure is provided with protective assembly, the inner chamber that the cover body was weighed to the negative pressure is provided with the air purification subassembly, protective assembly is located the below of air purification subassembly, protective assembly and air purification subassembly cooperation can weigh the air in the cover body inner chamber to the negative pressure and purify, can control dust pollution again and prevent that the staff from inhaling the dust, the inside rectangular channel of having seted up of cover body is weighed to the negative pressure, the ventilation opening has been seted up to the surface inside of cover body is weighed to the negative pressure. The utility model discloses not only can purify the air, can also control dust pollution and prevent that the staff from inhaling the dust.
Description
Technical Field
The utility model relates to a cover technical field is weighed to the negative pressure, specifically is a cover is weighed to negative pressure with inlayer protective structure.
Background
The negative pressure weighing cover is an open room special for pharmaceutical, microbiological research, scientific experiment and other places, and is used for weighing and subpackaging dust and reagents, and a traditional weighing room is used as a weighing room after being cleaned in a common room.
The existing negative pressure weighing cover is not provided with a corresponding air purification treatment device and an inner layer protection matching device, and dust pollution is difficult to control, and dust sucked by workers is harmful to human health.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a cover is weighed to negative pressure with inlayer protective structure possesses not only can purify the air, can also control dust pollution and prevent that the staff from inhaling advantages such as dust, has solved the problem that hard to control dust pollution and staff inhale the dust and form harm to health.
(II) technical scheme
Not only can purify the air for realizing the aforesaid, can also control dust pollution and prevent that the staff from inhaling the purpose of dust, the utility model provides a following technical scheme: a negative pressure weighing cover with an inner layer protection structure comprises a negative pressure weighing cover body, wherein a dustproof component is arranged inside the negative pressure weighing cover body and is used for preventing external dust from entering an inner cavity of the negative pressure weighing cover body;
the inner cavity that the cover body was weighed to negative pressure is provided with protection component, the inner cavity that the cover body was weighed to negative pressure is provided with air purification subassembly, protection component is located air purification subassembly's below, protection component and air purification subassembly cooperation can weigh the air in the cover body inner cavity to negative pressure and purify, can control dust pollution again and prevent that the staff from inhaling the dust.
As a preferred technical scheme of the utility model, the inside of cover body is weighed to the negative pressure has seted up the rectangular channel, the negative pressure is weighed the inside ventilation opening of having seted up of surface of cover body, communicate with each other between the inner chamber of rectangular channel and the ventilation open-ended inner chamber, fixed connection between rectangular channel and the ventilation open-ended inner chamber all and the dustproof subassembly, the negative pressure is weighed the inside of cover body and has been seted up the ventilation grid.
As the utility model discloses a preferred technical scheme, dustproof subassembly includes dust screen, the equal flow film, fixed connection between the surface of dust screen and the ventilation opening inner chamber, fixed connection between the surface of equal flow film and the rectangular channel inner chamber.
As a preferred technical scheme of the utility model, the protection subassembly includes fixed frame, fixed frame and negative pressure weigh fixed connection between the cover body inner chamber, the filter screen has been seted up to the bottom inside of fixed frame, the inside swing joint in top of fixed frame has the filter, the inside locating hole inner chamber swing joint who offers of filter has the staple, swing joint between the inner chamber of staple and fixed frame.
As a preferred technical scheme of the utility model, the fixed slot has all been seted up to two upper and lower inside walls of fixed frame, activity joint between the inner chamber of fixed slot and the filter screen, swing joint between the inner chamber of fixed slot and the filter, the fixed orifices has been seted up to the inner chamber diapire of fixed slot, swing joint between the inner chamber of fixed orifices and the staple.
As a preferred technical scheme of the utility model, the air purification subassembly includes the fixed plate, fixed connection between the cover body inner chamber is weighed to fixed plate and negative pressure, the top fixed mounting of fixed plate has the air pump, the input fixed mounting of air pump has the intake pipe, the inner chamber and the negative pressure of intake pipe are weighed and are communicated with each other between the cover body inner chamber, the output fixed mounting of air pump has the outlet duct, the outlet duct passes the negative pressure and weighs the through-hole inner chamber that the cover body is inside to be seted up and communicates with each other with the external world.
As a preferred technical scheme of the utility model, the inside swing joint that the cover body was weighed to the negative pressure has the cabinet door, the cabinet door is weighed through fixing at the inboard sealing strip of cabinet door and negative pressure and is covered zonulae occludens between the body is inside.
(III) advantageous effects
Compared with the prior art, the utility model provides a cover is weighed to negative pressure with inlayer protective structure possesses following beneficial effect:
1. this cover is weighed to negative pressure with inlayer protective structure, through starting the air pump, the intake pipe that the input end of air pump was fixed weighs the air in the cover body inner chamber to the negative pressure and extracts this moment, and the air that the cover body inner chamber was weighed to the negative pressure is through the grid inner chamber that ventilates, filter protection in filtering and the fixed slot inner chamber by the filter screen protection again, finally discharge to the external world by the outlet duct of fixing the output at the air pump, thereby the convenience is weighed the air in the cover body inner chamber to the negative pressure and is purified, and then control dust pollution and prevent that the staff from inhaling the dust.
2. This cover is weighed to negative pressure with inlayer protective structure, dust to the external world through fixing the dust screen at the ventilation opening inner chamber is protected, get into the rectangular channel inner chamber after the air, protect through the membrane of flow equalizing fixed at the rectangular channel inner chamber, and keep apart the dust in the rectangular channel inner chamber, and the membrane of flow equalizing provides a perpendicular one-way air current, partial clean air circulates at the workspace, the part is discharged to near region, make the workspace produce the negative pressure, prevent cross contamination, also can control the dust of workspace and dust do not spread outside the operation area, guarantee operating personnel can not inhale the material of operation, and can guarantee the high cleanliness factor environment of workspace, thereby prevent that outside dust from getting into the negative pressure and weighing cover body inner chamber.
Drawings
Fig. 1 is a front perspective view of the present invention;
FIG. 2 is a half-sectional perspective view of the present invention;
fig. 3 is an exploded perspective view of the protection assembly of the present invention.
In the figure: 1. a negative pressure weighing cover body; 101. a rectangular groove; 102. a ventilation opening; 103. a ventilation grid; 2. a dust-proof assembly; 201. a dust screen; 202. flow equalizing membrane; 3. a guard assembly; 301. a fixing frame; 3011. fixing grooves; 3012. a fixing hole; 302. a filter screen; 303. a filter plate; 304. fixing nails; 4. an air purification assembly; 401. a fixing plate; 402. an air pump; 403. an air inlet pipe; 404. an air outlet pipe; 5. a cabinet door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a negative pressure weighing cover with an inner layer protection structure comprises a negative pressure weighing cover body 1, wherein a dustproof component 2 is arranged inside the negative pressure weighing cover body 1, and the dustproof component 2 is used for preventing external dust from entering an inner cavity of the negative pressure weighing cover body 1;
the inner chamber that the cover body 1 was weighed to the negative pressure is provided with protective assembly 3, and the inner chamber that the cover body 1 was weighed to the negative pressure is provided with air purification subassembly 4, and protective assembly 3 is located air purification subassembly 4's below, and protective assembly 3 can weigh the air in the inner chamber of cover body 1 to the negative pressure with the cooperation of air purification subassembly 4 and purify, can control dust pollution again and prevent that the staff from inhaling the dust.
Specifically, rectangular channel 101 has been seted up to the inside of cover body 1 is weighed to negative pressure, and ventilation opening 102 has been seted up to the inside surface of cover body 1 is weighed to negative pressure, communicates with each other between the inner chamber of rectangular channel 101 and the inner chamber of ventilation opening 102, and fixed connection between rectangular channel 101 and the inner chamber of ventilation opening 102 all and dustproof subassembly 2, ventilation grid 103 has been seted up to the inside of cover body 1 is weighed to negative pressure.
In the embodiment, the rectangular groove 101 is formed in the negative pressure weighing cover body 1, the ventilation opening 102 is formed in the outer surface of the negative pressure weighing cover body, and the inner cavity of the rectangular groove 101 is communicated with the inner cavity of the ventilation opening 102, so that outside air can conveniently flow into the inner cavity of the negative pressure weighing cover body 1; the ventilation grid 103 is arranged in the negative pressure weighing cover body 1, so that air in the inner cavity of the negative pressure weighing cover body 1 can conveniently flow out to the outside through the inner cavity of the ventilation grid 103.
Specifically, the dustproof assembly 2 comprises a dustproof net 201 and a flow equalizing film 202, the outer surface of the dustproof net 201 is fixedly connected with the inner cavity of the ventilation opening 102, and the outer surface of the flow equalizing film 202 is fixedly connected with the inner cavity of the rectangular groove 101.
In this embodiment, the flow-equalizing membrane 202 can provide a vertical one-way airflow, part of the clean air circulates in the working area, and part of the clean air is discharged to the nearby area, so that the working area generates negative pressure, cross contamination is prevented, dust and dirt in the working area can be controlled not to diffuse out of the operating area, the operator can be ensured not to suck the operated material, and the high-cleanliness environment of the working area can be ensured; the dust gauze 201 fixed in the inner cavity of the ventilation opening 102 protects external dust, and after air enters the inner cavity of the rectangular groove 101 formed in the negative pressure weighing cover body 1, the dust gauze is protected by the flow equalizing film 202 fixed in the inner cavity of the rectangular groove 101 and isolated in the inner cavity of the rectangular groove 101, so that external dust is prevented from entering the inner cavity of the negative pressure weighing cover body 1.
Specifically, the protective component 3 includes fixed frame 301, and fixed frame 301 weighs fixed connection between the cover body 1 inner chamber with the negative pressure, and filter screen 302 has been seted up to fixed frame 301's the inside filter screen 302 that has seted up in bottom, and the inside swing joint in top of fixed frame 301 has filter 303, and the inside locating hole inner chamber swing joint who offers of filter 303 has staple 304, swing joint between the inner chamber of staple 304 and fixed frame 301.
In this embodiment, when air purification subassembly 4 carries out the during operation, the air that the cover body 1 inner chamber was weighed to the negative pressure flows to air purification subassembly 4 direction, during this period, the air that flows is protected by the filter screen 302 of pegging graft in fixed frame 301 bottom and is filtered and fix the filter 303 on fixed frame 301 top and filter the protection, and filter 303 is fixed inside fixed frame 301 with the mode of screw thread to in order to be convenient for filter 303 to carry out the dismouting change and weigh the air in the cover body 1 inner chamber and purify to the negative pressure.
Specifically, fixed slot 3011 has all been seted up to two inside walls about of fixed frame 301, and the activity joint between the inner chamber of fixed slot 3011 and the filter screen 302, swing joint between the inner chamber of fixed slot 3011 and the filter 303, fixed orifices 3012 have been seted up to the inner chamber diapire of fixed slot 3011, swing joint between the inner chamber of fixed orifice 3012 and the staple 304.
In this embodiment, fixing slots 3011 are formed in the upper and lower walls of the fixing frame 301, so that the filter screen 302 and the filter plate 303 can be conveniently mounted and fixed; fixing holes 3012 are formed in the bottom wall of the inner cavity of the fixing slot 3011, so that the filter plate 303 can be fixed inside the fixing frame 301 by the fixing nails 304.
Specifically, air purification subassembly 4 includes fixed plate 401, fixed plate 401 and negative pressure weigh fixed connection between the cover body 1 inner chamber, the top fixed mounting of fixed plate 401 has air pump 402, the input fixed mounting of air pump 402 has intake pipe 403, the inner chamber of intake pipe 403 and negative pressure weigh and cover body 1 inner chamber and communicate with each other, the output fixed mounting of air pump 402 has outlet duct 404, outlet duct 404 passes the negative pressure and weighs the through-hole inner chamber of opening of cover body 1 inside and communicates with each other with the external world.
In this embodiment, through starting the air pump 402 fixed on the top of the fixing plate 401, the air inlet pipe 403 fixed at the input end of the air pump 402 pumps the air in the inner cavity of the negative pressure weighing cover body 1, and the air outlet pipe 404 fixed at the output end of the air pump 402 discharges to the outside, so that the air in the inner cavity of the negative pressure weighing cover body 1 is conveniently purified.
Specifically, the inside swing joint that the cover body 1 was weighed to negative pressure has a cabinet door 5, and cabinet door 5 weighs 1 internal zonulae occludens between the cover body through fixing at the inboard sealing strip of cabinet door 5 and negative pressure.
In this embodiment, the sealing strip fixed on the inner side of the cabinet door 5 and the negative pressure are used for weighing the tight connection between the inner parts of the cover body 1, so that the airtightness of the inner part of the cover body 1 is guaranteed to be weighed by the negative pressure.
The working principle is as follows: when the dust-proof cover is used, external dust is protected through the dust-proof net 201 fixed in the inner cavity of the ventilation opening 102, when air enters the inner cavity of the rectangular groove 101 formed in the negative pressure weighing cover body 1, the air is protected through the flow-equalizing film 202 fixed in the inner cavity of the rectangular groove 101, the dust is isolated in the inner cavity of the rectangular groove 101, the flow-equalizing film 202 provides a vertical one-way airflow, part of clean air circulates in a working area, and part of clean air is discharged to a nearby area, so that the working area generates negative pressure, cross contamination is prevented, dust and dust in the working area can be controlled not to be diffused out of the operating area, an operator is prevented from sucking operated materials, a high-cleanliness environment of the working area can be ensured, and external dust is prevented from entering the inner cavity of the negative pressure weighing cover body 1;
the air pump 402 fixed on the top end of the fixing plate 401 is started, at the moment, the air inlet pipe 403 fixed at the input end of the air pump 402 weighs the air in the inner cavity of the cover body 1 to the negative pressure to extract, the air in the inner cavity of the cover body 1 is weighed through the negative pressure to weigh the inner cavity of the ventilation grid 103 arranged in the inner cavity of the cover body 1, the air in the inner cavity of the cover body 1 is weighed by the negative pressure, the air is protected and filtered by the filter net 302 clamped in the inner cavity of the fixing groove 3011 arranged in the bottom end of the fixing frame 301, and the filter net 303 is protected and filtered in the inner cavity of the fixing groove 3011 arranged in the top end of the fixing frame 301, and finally the air is discharged to the outside through the air outlet pipe 404 arranged at the output end of the air pump 402, so that the air in the inner cavity of the cover body 1 is weighed to the negative pressure conveniently to purify, and further control dust pollution and prevent workers from sucking dust.
It should be noted that, in this document, terms such as "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, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (7)
1. The utility model provides a cover is weighed to negative pressure with inlayer protective structure, includes that the cover body (1), its characterized in that are weighed to negative pressure: the negative pressure weighing cover comprises a negative pressure weighing cover body (1), wherein a dustproof assembly (2) is arranged inside the negative pressure weighing cover body (1), and the dustproof assembly (2) is used for preventing external dust from entering an inner cavity of the negative pressure weighing cover body (1);
the inner chamber that the cover body (1) was weighed to negative pressure is provided with protection component (3), the inner chamber that the cover body (1) was weighed to negative pressure is provided with air purification subassembly (4), protection component (3) are located the below of air purification subassembly (4), protection component (3) and air purification subassembly (4) cooperation can weigh the air in cover body (1) inner chamber to the negative pressure and purify, can control dust pollution again and prevent that the staff from inhaling the dust.
2. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: the cover body (1) is weighed to negative pressure inside seted up rectangular channel (101), the cover body (1) is weighed to negative pressure outside surface inside seted up ventilation opening (102), communicate with each other between the inner chamber of rectangular channel (101) and the inner chamber of ventilation opening (102), fixed connection between the inner chamber of rectangular channel (101) and ventilation opening (102) and dustproof subassembly (2), ventilation grid (103) have been seted up to the inside of cover body (1) is weighed to negative pressure.
3. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: the dustproof assembly (2) comprises a dustproof net (201) and a flow equalizing film (202), the outer surface of the dustproof net (201) is fixedly connected with the inner cavity of the ventilation opening (102), and the outer surface of the flow equalizing film (202) is fixedly connected with the inner cavity of the rectangular groove (101).
4. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: protection subassembly (3) are including fixed frame (301), fixed frame (301) and negative pressure weigh fixed connection between cover body (1) inner chamber, filter screen (302) have been seted up to the bottom inside of fixed frame (301), the inside swing joint in top of fixed frame (301) has filter (303), the inside locating hole inner chamber swing joint who offers of filter (303) has staple (304), swing joint between the inner chamber of staple (304) and fixed frame (301).
5. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: fixing grooves (3011) are formed in the upper wall and the lower wall of the fixing frame (301), the inner cavity of each fixing groove (3011) is movably clamped with the filter screen (302), the inner cavity of each fixing groove (3011) is movably connected with the filter plate (303), fixing holes (3012) are formed in the bottom wall of the inner cavity of each fixing groove (3011), and the inner cavities of the fixing holes (3012) are movably connected with the fixing nails (304).
6. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: air purification subassembly (4) are including fixed plate (401), fixed plate (401) and negative pressure weigh fixed connection between cover body (1) inner chamber, the top fixed mounting of fixed plate (401) has air pump (402), the input fixed mounting of air pump (402) has intake pipe (403), the inner chamber and the negative pressure of intake pipe (403) weigh and communicate with each other between cover body (1) inner chamber, the output fixed mounting of air pump (402) has outlet duct (404), outlet duct (404) pass the negative pressure and weigh the through-hole inner chamber of seting up of cover body (1) and communicate with each other with the external world.
7. The negative pressure weighing cover with the inner-layer protection structure is characterized in that: the negative pressure weighing cover is characterized in that a cabinet door (5) is movably connected inside the negative pressure weighing cover body (1), and the cabinet door (5) is tightly connected with the inside of the negative pressure weighing cover body (1) through a sealing strip fixed on the inner side of the cabinet door (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222847047.4U CN218724673U (en) | 2022-10-27 | 2022-10-27 | Cover is weighed to negative pressure with inlayer protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222847047.4U CN218724673U (en) | 2022-10-27 | 2022-10-27 | Cover is weighed to negative pressure with inlayer protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218724673U true CN218724673U (en) | 2023-03-24 |
Family
ID=85593564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222847047.4U Active CN218724673U (en) | 2022-10-27 | 2022-10-27 | Cover is weighed to negative pressure with inlayer protective structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218724673U (en) |
-
2022
- 2022-10-27 CN CN202222847047.4U patent/CN218724673U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6062977A (en) | Source capture air filtering device | |
| KR102322052B1 (en) | System For Evacuating From And Diminishing Fine Dust | |
| CN218724673U (en) | Cover is weighed to negative pressure with inlayer protective structure | |
| JP2013215105A (en) | Safety cabinet for rearing animal | |
| SE7901116L (en) | HAND VACUUM CLEANER WITH FRONT-COUPLED DUST FILTER | |
| CN212383721U (en) | Biological safety cabinet | |
| JP2012021760A (en) | Air cleaner | |
| JP6910571B1 (en) | Tsuitate | |
| CN212663587U (en) | Gaseous high efficiency filter biological safety cabinet | |
| JPH07241318A (en) | Sterilized booth | |
| CN111017440B (en) | Blowdown bucket and nursing system with air purification function | |
| CN212788769U (en) | Dental electric suction machine | |
| JP4087170B2 (en) | Air purifier | |
| CN112717605A (en) | Droplet suction filtration equipment | |
| CN212930332U (en) | Open-mounted positive pressure protection system | |
| JPH10176855A (en) | Range hood | |
| CN2577894Y (en) | Wet mask for preventing SARS | |
| CN214860681U (en) | Air supply type electric mask | |
| CN212998026U (en) | Sterilizing mask | |
| KR102262223B1 (en) | Air purifier using flush toilet water | |
| CN214075764U (en) | Environment-friendly atmospheric pollution processing apparatus | |
| CN216570884U (en) | Disinfection and sterilization device for production of disposable medical mask | |
| CN220379885U (en) | Ventilation device for negative pressure isolation ward | |
| CN212238563U (en) | Environment-friendly PP fume chamber with exhaust purification function | |
| KR102116370B1 (en) | Air cleaner sterilizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |