CN212327653U - Take step-in of safe change filter box to weigh cover - Google Patents
Take step-in of safe change filter box to weigh cover Download PDFInfo
- Publication number
- CN212327653U CN212327653U CN201922177760.0U CN201922177760U CN212327653U CN 212327653 U CN212327653 U CN 212327653U CN 201922177760 U CN201922177760 U CN 201922177760U CN 212327653 U CN212327653 U CN 212327653U
- Authority
- CN
- China
- Prior art keywords
- box body
- air supply
- filter
- air
- working area
- 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
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a cover field is weighed in clean production workshop of biological medicine trade, discloses a cover is weighed to step-in of taking safe change filter case. Comprises a working area box body, an air supply box body and an air outlet box body. An air supply box body and an air outlet box body are respectively arranged outside the working area box body, and a filter box body is fixedly arranged in the air supply box body. The centrifugal fan is arranged above the filter box body, the centrifugal fan is connected with an air supply pipeline, the air outlet box body is installed at the top of the working area box body, and an air outlet is formed in the side wall of the air outlet box body. The utility model discloses an air supply box body is installed in the outside of workspace box, makes to change the filter on the air supply box body simply swift, has reduced the pollution of workspace, has improved the work efficiency who weighs the cover. Through setting up the air exit and adjusting plate of airing exhaust, make workspace and outdoor formation negative pressure, guaranteed that the dust in subregion can not spread outdoor, protected the external environment and also protected staff's safety.
Description
Technical Field
The utility model relates to a cover field is weighed in clean production workshop of biological medicine trade, in particular to cover is weighed to step-in of taking safe change filter case.
Background
The weighing cover is a special local purifying device for pharmaceutical, microbiological research, scientific experiment and other places, and provides a 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, and the high-cleanliness environment of the working area is ensured. However, since the multi-layer filter is mounted in the blower case in the weighing cover, the primary filter located at the outermost layer is likely to be clogged, and the primary filter is frequently replaced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a cover is weighed to walk-in of taking safe change filter box installs in the outside of workspace box through the supply-air box, makes to change the filter on the supply-air box simply swift, has reduced the pollution of workspace, has improved the work efficiency who weighs the cover.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a walk-in weighing cover with a safe replacement filter box comprises a working area box body, an air supply box body and an air outlet box body; the air supply box body and the air outlet box body are respectively arranged outside the working area box body; the air supply box body is positioned on one side of the working area box body and is not communicated with the working area box body; the filter box body is fixedly arranged in the air supply box body, an air inlet is formed in the filter box body, and a primary filter and a secondary filter are sequentially arranged at the air inlet from outside to inside through screws; a centrifugal fan is arranged above the filter box body and is communicated with the filter box body; the centrifugal fan is connected with an air supply pipeline; the air outlet box body is arranged at the top of the working area box body; one end of the air supply pipeline is arranged in the air outlet box body, and the air supply outlet is formed in the air supply pipeline; the air supply outlet is vertically downward and is provided with the high-efficiency liquid tank filter; an air supply installation groove is formed in the top of the working area box body, an air supply flow equalizing film is installed in the air supply installation groove, and the air supply flow equalizing film is arranged corresponding to the high-efficiency liquid tank filter; an air outlet is arranged on the side wall of the air outlet box body, and an air exhaust uniform flow film is arranged on the air outlet.
As an optimized scheme of the utility model high-efficient cistern filter and air supply flow equalize between install the light.
As a preferred scheme of the utility model, a touch control screen, a differential pressure sensor, a switch socket and an air velocity sensor are arranged in the working area box body; the touch control screen is used for controlling the starting and stopping of the centrifugal fan, adjusting the frequency and the wind speed of the centrifugal fan and displaying relevant parameters in the weighing cover; the differential pressure sensor is used for detecting the pressure on the flow equalizing membrane and the filter and carrying out replacement and cleaning in time; the switch socket is used for controlling illumination in the weighing cover; the wind speed sensor is used for alarming when exceeding the wind speed range in the weighing cover.
As an optimal scheme of the utility model the outside of workspace box is provided with and is used for starting the electricity cabinet case of weighing cover power supply work.
As an optimal scheme of the utility model the outside of air supply box body is provided with the regulating plate of airing exhaust that is used for adjusting the amount of wind.
To sum up, the utility model discloses following beneficial effect has: the utility model discloses an air supply box body is installed in the outside of workspace box, makes to change the filter on the air supply box body simply swift, has reduced the pollution of workspace, has improved the work efficiency who weighs the cover. Through setting up the air exit and adjusting plate of airing exhaust, make workspace and outdoor formation negative pressure, guaranteed that the dust in subregion can not spread outdoor, protected the external environment and also protected staff's safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a left side view structure diagram of the present invention.
Fig. 3 is a schematic top view of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1-air outlet box body 2-air outlet 3-air velocity transducer 4-touch control screen
5-switch socket 6-working area box 7-filter box 8-middle effect filter
9-primary filter 10-screw 11-air inlet 12-centrifugal fan
13-air supply box body 14-differential pressure sensor 15-air supply pipeline 16-high-efficiency liquid tank filter
17-air supply outlet 18-air exhaust uniform flow film 19-lighting lamp 20-air exhaust adjusting plate
21-mounting groove 22-air supply flow equalizing film 23-electric cabinet box.
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 efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 to 3, the utility model relates to a cover is weighed to walk-in of taking safe change filter box, including workspace box 6, air supply box 13 and air-out box 1.
Specifically, an air supply box body 13 and an air outlet box body 1 are respectively arranged outside the working area box body 6; the air supply box body 13 is positioned on one side of the working area box body 6 and is not communicated with the working area box body 6. The filter on the air supply box body 13 is simply and quickly replaced, the pollution of a working area is reduced, and the working efficiency of the weighing cover is improved. Wherein, an electric cabinet box 23 for starting the power supply of the weighing cover to work is arranged outside the working area box body 6. The filter box body 7 is fixedly arranged in the air supply box body 13, the filter box body 7 is provided with an air inlet 11, and the primary filter 9 and the intermediate filter 8 are sequentially arranged at the air inlet 11 from outside to inside through screws 10, so that the cleanness degree of air supply is preliminarily ensured. The centrifugal fan 12 is arranged above the filter box body 7, the centrifugal fan 12 is communicated with the filter box body 7, the centrifugal fan 12 is connected with an air supply pipeline 15, the air outlet box body 1 is installed at the top of the working area box body 6, one end of the air supply pipeline 15 is installed in the air outlet box body 1, an air supply opening 17 is formed in the air supply pipeline 15, and the air supply opening 17 faces downwards vertically and is used for enabling air blown to the working area to guarantee certain unidirectionality. And a high-efficiency liquid tank filter 16 is arranged to further isolate pollutants in the gas and improve the cleanness of the gas. An air supply installation groove 21 is formed in the top of the working area box body 6, and an air supply flow equalizing film 22 is installed in the air supply installation groove 21 and used for guaranteeing the uniformity of working area gas. The air supply flow equalizing membrane 22 is provided corresponding to the high-efficiency liquid tank filter 16. An illuminating lamp 19 is arranged between the high-efficiency liquid tank filter 16 and the air supply flow equalization. An air outlet 2 is arranged on the side wall of the air outlet box body 1, an air outlet flow equalizing film 18 is arranged on the air outlet 2, and an air outlet adjusting plate 20 for adjusting air quantity is arranged outside the air supply box body 13. Not only can evenly exhaust gas, but also can ensure 10% -15% of exhaust air volume, so that negative pressure is formed between a working area and the outside, dust in a secondary area is ensured not to be diffused to the outside, and the external environment and the safety of workers are protected. Wherein, a touch control screen 4, a differential pressure sensor 14, a switch socket 5 and a wind speed sensor 3 are arranged in the working area box body 6. The touch control screen 4 is used for controlling the starting and stopping of the centrifugal fan 12, adjusting the frequency and the wind speed of the centrifugal fan 12 and displaying relevant parameters in the weighing cover; the differential pressure sensor 14 is used for detecting the pressure on the flow-equalizing membrane and the filter, and timely replacing and cleaning; the switch socket 5 is used for controlling illumination in the weighing cover; the wind speed sensor 3 is used for alarming when the wind speed range in the weighing cover is exceeded.
In this embodiment, through the connection of the electric cabinet box 23 and the weighing cover, the power button on the weighing cover is pressed first, then the touch control screen 4 is operated to blow air to the working area, and relevant parameters on the weighing cover are displayed. The centrifugal fan 12 is started, so that outside air is blown into the centrifugal fan 12 through the primary filter 9, the intermediate filter 8 and the filter box body 7, then the air is blown into the air supply pipeline 15 through the centrifugal fan 12 until the high-efficiency liquid tank filter 16, a part of air is conveyed outdoors through the air outlet 2, and most of air is blown to a working area through the air supply flow equalizing membrane 22.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A walk-in weighing cover with a safe replacement filter box is characterized by comprising a working area box body, an air supply box body and an air outlet box body; the air supply box body and the air outlet box body are respectively arranged outside the working area box body; the air supply box body is positioned on one side of the working area box body and is not communicated with the working area box body; a filter box body is fixedly arranged in the air supply box body, an air inlet is formed in the filter box body, and a primary filter and a secondary filter are sequentially arranged at the air inlet from outside to inside through screws; a centrifugal fan is arranged above the filter box body and is communicated with the filter box body; the centrifugal fan is connected with an air supply pipeline; the air outlet box body is arranged at the top of the working area box body; one end of the air supply pipeline is arranged in the air outlet box body, and an air supply outlet is formed in the air supply pipeline; the air supply outlet is vertically downward and is provided with a high-efficiency liquid tank filter; an air supply installation groove is formed in the top of the working area box body, an air supply flow equalizing film is installed in the air supply installation groove, and the air supply flow equalizing film is arranged corresponding to the high-efficiency liquid tank filter; an air outlet is arranged on the side wall of the air outlet box body, and an air exhaust uniform flow film is arranged on the air outlet.
2. The walk-in weighing hood with safe filter box replacement according to claim 1, wherein a lighting lamp is installed between the high efficiency liquid tank filter and the supply air flow equalization.
3. The walk-in weighing hood with safe filter box replacement of claim 1, wherein a touch control screen, a differential pressure sensor, a switch socket and a wind speed sensor are arranged in the work area box body; the touch control screen is used for controlling the starting and stopping of the centrifugal fan, adjusting the frequency and the wind speed of the centrifugal fan and displaying relevant parameters in the weighing cover; the differential pressure sensor is used for detecting the pressure on the flow equalizing membrane and the filter and carrying out replacement and cleaning in time; the switch socket is used for controlling illumination in the weighing cover; the wind speed sensor is used for alarming when exceeding the wind speed range in the weighing cover.
4. The walk-in weighing hood with safe replacement of the filter box according to claim 1, wherein an electrical cabinet box for starting the power supply of the weighing hood is provided outside the workspace box.
5. The walk-in weighing scale with safe replacement of filter box according to claim 1, wherein a ventilation adjusting plate for adjusting air volume is provided outside the air supply box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177760.0U CN212327653U (en) | 2019-12-06 | 2019-12-06 | Take step-in of safe change filter box to weigh cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922177760.0U CN212327653U (en) | 2019-12-06 | 2019-12-06 | Take step-in of safe change filter box to weigh cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212327653U true CN212327653U (en) | 2021-01-12 |
Family
ID=74064437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922177760.0U Active CN212327653U (en) | 2019-12-06 | 2019-12-06 | Take step-in of safe change filter box to weigh cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212327653U (en) |
-
2019
- 2019-12-06 CN CN201922177760.0U patent/CN212327653U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203893318U (en) | Air conditioner with air conditioning and purification combined functions | |
| CN105276720A (en) | Modularization clean room unit device | |
| CN202823409U (en) | Clean type weighing room | |
| CN212327653U (en) | Take step-in of safe change filter box to weigh cover | |
| CN206637723U (en) | The box electronic purifier component of return air and fan and coil air conditioner group | |
| CN203711454U (en) | Air-hose-free self-cleaning type ventilation cabinet | |
| CN205245406U (en) | Unit device of modularization toilet | |
| CN206803375U (en) | A kind of central ventilation system | |
| CN207247459U (en) | A kind of constant temperature perseverance oxygen campus air cleaner | |
| CN205425345U (en) | Central air conditioning air -out device with visible light photocatalysis air purification function | |
| CN211647470U (en) | Weighing cover with automatic lifting door | |
| CN211434263U (en) | Dynamic sterilizing lamp | |
| CN111609488A (en) | Building indoor gas environment automated inspection breather | |
| CN106288100A (en) | The humidification module of the permanent clean permanent oxygen air-conditioner of efficient constant-temperature constant humidity | |
| CN206637742U (en) | APP controls air purifier | |
| CN207132475U (en) | A kind of new blower fan of transparent energy-saving window | |
| CN221325666U (en) | Negative pressure weighing cover | |
| CN216620181U (en) | Wall-mounted air disinfection purifier | |
| CN202284829U (en) | Self cleaning type air conditioner unit | |
| CN216846484U (en) | Modularization negative pressure is weighed and is waited for | |
| CN109631218A (en) | A kind of use for laboratory internal-circulation type ventilating system | |
| CN220567430U (en) | Purifying air conditioning unit equipment for operating room | |
| CN217042673U (en) | Clean mobile sampling vehicle | |
| CN209763307U (en) | Automatic clean dust-free workshop clean system | |
| CN210832422U (en) | Automatic ventilation equipment is used in laboratory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |