CN212815206U - Gas purification type storage cabinet - Google Patents
Gas purification type storage cabinet Download PDFInfo
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- CN212815206U CN212815206U CN202020796542.5U CN202020796542U CN212815206U CN 212815206 U CN212815206 U CN 212815206U CN 202020796542 U CN202020796542 U CN 202020796542U CN 212815206 U CN212815206 U CN 212815206U
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- cabinet
- filter
- exhaust
- fan
- fan chamber
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Abstract
The utility model provides a net gas type cabinet, its filter effect is better. It includes the filtration cabinet, it is equipped with the cabinet to cross the filtration cabinet below, be equipped with ventilation hole, its characterized in that on the roof of cabinet: the air-purifying storage cabinet is characterized in that a fan chamber fixedly connected with the bottom wall of the filter cabinet is arranged in the filter cabinet, a ventilation hole is formed in the top wall of the fan chamber, parallel activated carbon filter boxes are arranged on the outer side of the top wall of the fan chamber, an exhaust fan is installed on the inner side of the top wall of the fan chamber, an exhaust opening corresponding to the exhaust direction of the exhaust fan is formed in the bottom wall of the fan chamber, an exhaust air channel connected with the ventilation opening of the storage cabinet is formed in the position, corresponding to the exhaust opening, of the outer side of the bottom wall of the fan chamber, and spiral filter sheets or filter plates arranged at intervals.
Description
Technical Field
The utility model relates to an air purification equipment technical field specifically is an air-purifying type cabinet is used in laboratory.
Background
Safety cabinets are often chosen for chemical reagents or drugs in laboratories. Because some chemical reagents can volatilize toxic and harmful gases, the air in a laboratory is prevented from being polluted and the health of workers is prevented from being harmed. It is necessary to use a safety cabinet with a purification function to store such chemical agents, but most of the gas-purifying type storage cabinets purify harmful gases by disposing a purification mechanism above the storage cabinet. If chinese utility model patent application No. is CN201720891975.7 discloses an air-purifying type fume chamber, should go up the cabinet and be the air-purifying structure, through arranging the air exhauster in the middle of last cabinet, the upper and lower both ends of air exhauster set up the mode of filter layer respectively, inhale the top filter layer through the air exhauster with the inside volatile poisonous and harmful gas of cabinet after lower extreme filter layer filters and carry out secondary purification, however upper and lower filter layer all adopts the plane absorbed layer, and the filter effect is poor.
SUMMERY OF THE UTILITY MODEL
To current no pipeline from the poor problem of net type cabinet filter effect, the utility model provides a net gas type cabinet, its filter effect is better.
The technical scheme is as follows: the utility model provides a net gas type cabinet, its includes the filter cabinet, the filter cabinet below is equipped with the cabinet, be equipped with ventilation hole, its characterized in that on the roof of cabinet: a fan chamber fixedly connected with the bottom wall of the filter cabinet is arranged in the filter cabinet, a vent hole is formed in the top wall of the fan chamber, parallel activated carbon filter boxes are arranged on the outer side of the top wall of the fan chamber, an exhaust fan is arranged on the inner side of the top wall of the fan chamber, an exhaust opening corresponding to the exhaust direction of the exhaust fan is formed in the bottom wall of the fan chamber, an exhaust air duct connected with the vent hole of the storage cabinet is arranged on the outer side of the bottom wall of the fan chamber corresponding to the exhaust opening, and spiral filter sheets or filter plates arranged at intervals in a staggered mode are arranged in the exhaust air duct;
it is further characterized in that: arc-shaped baffles are respectively arranged at four corners inside the air pumping chamber;
the inside alternate storage rack that is equipped with of cabinet, the storage rack includes the basic unit and deposits the board, basic unit deposits the board top and is equipped with two layers that are equipped with sliding connection in order and deposits board and three-layer and deposit the board.
After having adopted such structure, through the inside fan room that is equipped with of filter cabinet, the fan indoor portion is equipped with the air exhauster, the suction opening of fan room below links to each other with the cabinet through exhaust fan channel, poisonous and harmful gas through the air exhauster in with the cabinet inhales exhaust fan channel, the rethread exhaust fan channel sets up the spaced filter that spiral filter plate or crisscross set up and does effectual primary filter with harmful gas, the active carbon filter cartridge that rethread fan room top set up carries out secondary filter to make the filter effect better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an internal structure view of the filtering cabinet of the present invention;
FIG. 3 is a schematic view of a first internal structure of the ventilation duct of the present invention;
fig. 4 is a schematic view of a second internal structure of the ventilation duct of the present invention;
FIG. 5 is a schematic structural view of the storage rack of the present invention;
in the figure: 1. a filtering cabinet; 11. a protective cover; 12. a fan chamber; 13. an exhaust fan; 14. an air suction opening; 15. an air draft duct; 16. a spiral filter plate; 17. an activated carbon filter cartridge; 18. an arc-shaped baffle plate; 19. a filter plate; 2. a storage cabinet; 21. a storage rack; 211. a base layer storage plate; 212. a second layer of storage plates; 213. three layers of storage plates; 22. a tray; 23. a cabinet door.
Detailed Description
As shown in fig. 1 to 5, a gas purification type storage cabinet comprises a filtering cabinet 1, a storage cabinet 2 is arranged below the filtering cabinet 1, and a top plate of the storage cabinet 2 is provided with a vent hole. The filtering cabinet 1 comprises an external protective cover 11, the top wall of the protective cover 11 is also provided with a vent hole, a fan chamber 12 supported by a supporting block 19 is arranged inside the protective cover 11, the four corners of the fan chamber 12 are respectively provided with an arc-shaped baffle plate 18, the top wall of the fan chamber 12 is provided with a vent hole (not shown in the figure), a convex groove is arranged at the edge of the outer circumference of the top wall of the fan chamber 12, inside a plurality of active carbon filter cartridge 11 of placing side by side of this tongue, the roof inboard of this fan room 12 is equipped with fixed connection's air exhauster 12 through the mounting panel, the inlet scoop position department that corresponds this air exhauster 12 on the diapire of fan room 12 is equipped with suction opening 14, the diapire outside of fan room 12 corresponds suction opening 14 position department and is equipped with the convulsions wind channel 15 that links to each other with the vent of cabinet 2, 15 outer walls in convulsions wind channel are square, the inboard is equipped with the cylinder ventilation hole, 15 inside spaced filter 19 that are equipped with spiral filter 16 or crisscross setting in convulsions wind channel.
Storage cabinet 2 is inside to be equipped with along the ascending spaced storage rack 21 of its direction of height, and storage rack 21 installs in storage cabinet 2 inside through the backup pad of being connected with storage cabinet 2 both sides lateral wall, and this storage rack 21 includes basic unit and deposits board 211, and basic unit deposits board 11 top is equipped with two layers of the board 212 and the three-layer board 213 of depositing that are equipped with sliding connection in order, and storage rack 21's below still is equipped with the tray 22 of being connected with storage cabinet 2's both sides wall.
The utility model discloses an operating principle starts air exhauster 13, toxic and harmful gas that air exhauster 13 will volatilize production in the cabinet 2 inhales 15 inside convulsions wind channel through the ventilation hole of cabinet 2, the spaced filter 19 that is equipped with spiral filter 16 or crisscross setting through 15 inside convulsions wind channel carries out primary filter with harmful gas, gas after the filtration inhales fan room 12 inside, the active carbon filter box 17 of rethread fan room 12 top carries out secondary filter, volatilize in the ventilation hole entering air on the purified gas rethread safety cover 11 after the filtration, this net gas type cabinet filter effect is good.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (3)
1. The utility model provides a net gas type cabinet, its includes the filter cabinet, the filter cabinet below is equipped with the cabinet, be equipped with ventilation hole, its characterized in that on the roof of cabinet: the air-purifying storage cabinet is characterized in that a fan chamber fixedly connected with the bottom wall of the filter cabinet is arranged in the filter cabinet, a ventilation hole is formed in the top wall of the fan chamber, parallel activated carbon filter boxes are arranged on the outer side of the top wall of the fan chamber, an exhaust fan is installed on the inner side of the top wall of the fan chamber, an exhaust opening corresponding to the exhaust direction of the exhaust fan is formed in the bottom wall of the fan chamber, an exhaust air channel connected with the ventilation opening of the storage cabinet is formed in the position, corresponding to the exhaust opening, of the outer side of the bottom wall of the fan chamber, and spiral filter sheets or filter plates arranged at intervals.
2. A storage cabinet according to claim 1, wherein: and arc-shaped baffles are respectively arranged at four corners inside the fan room.
3. A storage cabinet according to claim 2, wherein: the inside alternate storage rack that is equipped with of cabinet, the storage rack includes the basic unit and deposits the board, basic unit deposits the board top and is equipped with two layers that are equipped with sliding connection in order and deposits board and three-layer and deposit the board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020796542.5U CN212815206U (en) | 2020-05-14 | 2020-05-14 | Gas purification type storage cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020796542.5U CN212815206U (en) | 2020-05-14 | 2020-05-14 | Gas purification type storage cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212815206U true CN212815206U (en) | 2021-03-30 |
Family
ID=75160284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020796542.5U Active CN212815206U (en) | 2020-05-14 | 2020-05-14 | Gas purification type storage cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212815206U (en) |
-
2020
- 2020-05-14 CN CN202020796542.5U patent/CN212815206U/en active Active
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