CN210584146U - Overhead type filter device of fume hood - Google Patents
Overhead type filter device of fume hood Download PDFInfo
- Publication number
- CN210584146U CN210584146U CN201921319195.0U CN201921319195U CN210584146U CN 210584146 U CN210584146 U CN 210584146U CN 201921319195 U CN201921319195 U CN 201921319195U CN 210584146 U CN210584146 U CN 210584146U
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- CN
- China
- Prior art keywords
- filter
- shell
- strip
- stand
- frame
- 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.)
- Expired - Fee Related
Links
- 239000003517 fume Substances 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 42
- 239000007789 gas Substances 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 20
- 239000002912 waste gas Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 241000883990 Flabellum Species 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a fume chamber overhead type filter equipment, including the installation shell, the air exit has been seted up to the installation shell upper end, install in the installation shell and cross the filter stand, cross the filter stand upper end and seted up the gas outlet, cross and install two filter plates in the filter stand, both ends respectively with installation spout sliding connection about the filter plate, installation spout symmetric distribution is terminal surface about crossing in the filter stand, the mounting groove has all been seted up to terminal surface downside about crossing in the filter stand, the mounting groove all with joint strip looks joint, joint strip is located collects both ends upside about the frame, compares with prior art, the utility model discloses following beneficial effect has: the waste gas filter has strong filtering effect, thorough filtering and simple and quick filter plate replacement operation.
Description
Technical Field
The utility model relates to a fume chamber overhead type filter equipment belongs to the air purification equipment field.
Background
In order to prevent workers from inhaling some toxic, pathogenic or unknown-toxic chemical substances and avoid the absorption of some steam, gas and particles (smoke, soot, dust and the like), pollutants must be removed by using a fume hood, a fume hood or a local ventilation method, however, the conventional fume hood has a simple structure, poor filtering effect of waste gas and incomplete filtering, the waste gas cannot be really filtered to a safe state, and meanwhile, the operation is complicated when the filter plate is replaced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a fume chamber overhead type filter equipment to solve the problem that proposes in the above-mentioned background art, the utility model discloses strong to waste gas filter effect, it is thorough to filter, changes filter plate easy operation swiftly.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a fume chamber overhead type filter equipment, includes the installation shell, the air exit has been seted up to the installation shell upper end, install the filter stand in the installation shell, the gas outlet has been seted up to the filter stand upper end, install two filter plates in the filter stand, both ends respectively with installation spout sliding connection about the filter plate, installation spout symmetric distribution is terminal surface about in the filter stand, the mounting groove has all been seted up to terminal surface downside about in the filter stand, the mounting groove all with joint strip looks joint, joint strip is located the collection frame and controls both ends upside.
Further, the draw-in groove has been seted up to both ends downside about the installation shell, install spacing in the draw-in groove, spacing runs through the installation shell and through seting up spacing groove and the filter stand looks joint on filter stand left and right sides both ends, the equal an organic whole of both ends face is connected with first hindering the strip and hinders the strip with the second about the spacing, first hindering the strip to be located the installation shell inboard, the second hinders the strip to be located the installation shell outside.
Further, both sides all are run through by the gag lever post around the first one end that hinders the strip and deviate from the filter stand, gag lever post and mounting shell fixed connection, the spring has all been cup jointed on first hindering strip and mounting shell to the gag lever post, the handle groove has been seted up to the one end that the spacing deviates from the mounting shell.
Furthermore, the upper side of the inner cavity of the mounting shell is provided with four support rods in an annular array, one end of each support rod is fixedly connected with the mounting shell, the other end of each support rod is fixedly connected with the motor, the output end of the motor is fixedly connected with the fan blades, and the fan blades are positioned between the air outlet and the air outlet.
Further, it is the same with installation shell inner chamber width all to cross filter frame width, collect frame width, filter plate width, cross filter frame downside cross section is for two L shapes that deviate from, the terminal surface all pastes airtight rubber pad under the installation shell left and right sides.
Further, the lower end face of the collecting frame is an arc-shaped face, and cotton slivers are pasted on the front end face and the rear end face of the lower side of the collecting frame.
Furthermore, four mounting holes are formed in four corners of the upper end face of the mounting shell.
Further, the filter plate at the lower side of the filter frame is a porous filter material plate, and the filter plate at the upper side of the filter frame is an activated carbon adsorption plate.
The utility model has the advantages that: the utility model discloses a fume chamber overhead type filter equipment, when the fume chamber uses, open motor control switch earlier, it rotates to drive the flabellum through the motor output, discharge the air from the air exit, make the air in the installation shell be in negative pressure state, thereby realize that exhaust cabinet interior waste gas gets into the filterable purpose in the filter stand from collecting the frame front and back, waste gas is through filtering a porous filtering material board of frame downside, solid impurity filters in the waste gas, solid impurity after the filtration drops on collecting the frame, when waste gas passes through filter stand upside active carbon adsorption plate, filter poisonous harmful gas wherein, then pass through the rotation of flabellum with the waste gas that filters and discharge from the air exit, strong to the filter effect of waste gas, it is thorough to filter.
When the filter plate needs to be changed, through the pulling of one side that will spacing toward deviating from the filter frame of handle groove, make spacing break away from with spacing groove mutually, thereby take out the filter frame, past old filter plate of pulling, make old filter plate and installation spout phase separation, slide new filter plate in the installation spout, terminal surface and filter frame front and back terminal surface looks parallel and level around making the filter plate, will filter the frame and fill in terminal surface under the installation shell, spacing and spacing groove looks joint under the spring action of spring, make filter frame and installation shell fixed connection, convenient and fast's change filter plate.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic cross-sectional view of a top-mounted filtering device of a fume hood according to the present invention;
fig. 2 is a schematic view illustrating the assembly of a filter frame and a filter plate in the filtering device of the top-mounted type of the fume hood of the present invention;
fig. 3 is a schematic view illustrating the assembly of the mounting case and the position-limiting strip in the filtering device of the top-mounted type of the fume hood of the present invention;
FIG. 4 is a schematic cross-sectional view of a portion A-A of the top-mounted filtering apparatus of the fume hood of the present invention;
fig. 5 is a schematic view of a collecting frame in the filtering device of the top-mounted type of the fume hood of the present invention;
fig. 6 is an enlarged schematic view of a filtering device B of the top-mounted type of the fume hood of the present invention;
in the figure: 1-mounting shell, 2-air outlet, 3-support rod, 4-fan blade, 5-motor, 6-clamping groove, 7-limit strip, 8-first stop strip, 9-limit rod, 10-filter rack, 11-mounting chute, 12-filter plate, 13-air outlet, 14-limit groove, 15-mounting groove, 16-clamping strip, 17-collection rack and 18-second stop strip.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a fume chamber overhead type filter equipment, including installation shell 1, air exit 2 has been seted up to 1 upper end of installation shell, install in the installation shell 1 and cross filter stand 10, cross filter stand 10 upper end and seted up gas outlet 13, install two filter plates 12 in the filter stand 10, both ends respectively with installation spout 11 sliding connection about filter plate 12, terminal surface about installation spout 11 symmetric distribution crosses filter stand 10, terminal surface downside has all seted up mounting groove 15 about crossing in the filter stand 10, mounting groove 15 all with joint strip 16 looks joint, joint strip 16 is located collects frame 17 and controls both ends upside.
Draw-in groove 6 has been seted up to both ends downside about mounting shell 1, install spacing 7 in the draw-in groove 6, spacing 7 runs through mounting shell 1 and through seting up spacing groove 14 and the filter stand 10 looks joint on both ends about filter stand 10, setting through spacing 7, make the stable joint of filter stand 10 in mounting shell 1, the equal body coupling in both ends face has first to hinder strip 8 and second to hinder strip 18 about spacing 7, first hinder strip 8 and be located mounting shell 1 inboard, the second hinders strip 18 and is located the mounting shell 1 outside, hinder seting up of strip 18 through first hindering strip 8 and second and prevent that spacing 7 from droing on mounting shell 1.
Both sides all are run through by gag lever post 9 around the first one end that hinders strip 8 and deviate from filter stand 10, gag lever post 9 and mounting shell 1 fixed connection, and the spring has all been cup jointed on first hindering strip 8 and mounting shell 1 to gag lever post 9, and the handle groove has been seted up to the one end that spacing 7 deviates from mounting shell 1, through seting up convenient operator pulling spacing 7 in the handle groove.
The upper side of the inner cavity of the mounting shell 1 is provided with four support rods 3 in an annular array, one ends of the support rods 3 are fixedly connected with the mounting shell 1, the other ends of the support rods 3 are fixedly connected with a motor 5, the output end of the motor 5 is fixedly connected with fan blades 4, the fan blades 4 are positioned between the air outlet 2 and the air outlet 13, and through the installation of the motor 5 and the fan blades 4, air pressure in the mounting shell 1 is conveniently enabled to be in a negative pressure state, so that the continuous filtering of waste gas between the filter plates 12 is realized.
The width of the filter frame 10, the width of the collection frame 17 and the width of the filter plate 12 are the same as the width of the inner cavity of the installation shell 1, the cross section of the lower side of the filter frame 10 is in two L shapes deviating from, and airtight rubber pads are adhered to the lower end faces of the left side and the right side of the installation shell 1, so that the exhaust gas can be filtered through the filter plate 12.
Collect frame 17 lower extreme face and be the arcwall face, conveniently collect the solid waste who filters off, both ends face is all pasted around collecting frame 17 downside has the silver, prevents that solid waste from unrestrained.
Four mounting holes are formed in the four-angle position of the upper end face of the mounting shell 1, and therefore mounting by operators is facilitated.
The filter plate 12 at the lower side of the filter frame 10 is a porous filter material plate, and the filter plate 12 at the upper side of the filter frame 10 is an activated carbon adsorption plate, so that the waste gas is filtered in a layered manner, and the waste gas is filtered more thoroughly.
As an embodiment of the present invention: when using, open motor 5 control switch, change the electric energy into kinetic energy under motor 5's effect, it is rotatory to drive flabellum 4 through motor 5 output, thereby make the air discharge from air exit 2, make 1 air pressure in the installation shell be in the negative pressure state by force, thereby realize that waste gas gets into and carries out filterable purpose in filtering frame 10 around collecting frame 17 in the exhaust cabinet, waste gas is through filtering frame 10 downside porous filtration material board, solid impurity filters in the waste gas, solid impurity after the filtration drops on collecting frame 17, when waste gas passes through filtering frame 10 upside porous filtration material board, filter poisonous harmful gas wherein, and discharge from gas outlet 13, discharge from air exit 2 through flabellum 4's rotation, the filter effect to waste gas is strong, it is thorough to filter.
When the filter plate 12 needs to be replaced, the limiting strips 7 are pulled towards one side departing from the filter frame 10 through the handle grooves, the first blocking strips 8 compress the spring, the limiting strips 7 are separated from the limiting grooves 14, the filter frame 10 is pulled downwards, the filter frame 10 is separated from the installation shell 1, the old filter plate 12 is pulled forwards, the old filter plate 12 is separated from the installation sliding grooves 11, the new filter plate 12 slides into the installation sliding grooves 11, the front end face and the rear end face of the filter plate 12 are parallel and level with the front end face and the rear end face of the filter frame 10, the filter frame 10 is plugged into the lower end face of the installation shell 1 and is pushed upwards, the first blocking strips 8 are pushed to move towards each other under the elastic action of the spring, the limiting strips 7 are clamped with the limiting grooves 14, the filter frame 10 is fixedly connected with the installation shell 1, and the filter plate 12 is convenient and fast.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a fume chamber overhead type filter equipment, includes the installation shell, its characterized in that: the air exit has been seted up to the installation shell upper end, install in the installation shell and cross the filter stand, cross the filter stand upper end and seted up the gas outlet, cross and install two filter plates in the filter stand, both ends respectively with installation spout sliding connection about the filter plate, installation spout symmetric distribution is terminal surface about crossing the filter stand, the mounting groove has all been seted up to terminal surface downside about crossing in the filter stand, the mounting groove all with joint strip looks joint, the joint strip is located collects both ends upside about the frame.
2. A fume hood overhead filter assembly according to claim 1 wherein: draw-in grooves have been seted up to both ends downside about the installing shell, install spacing in the draw-in groove, spacing runs through the installing shell and through seting up spacing groove and the filter stand looks joint on filter stand left and right sides both ends, the equal body coupling in both ends face has first to hinder strip and second to hinder the strip about spacing, first hinder the strip and be located the installing shell inboard, the second hinders the strip and is located the installing shell outside.
3. A fume hood overhead filter assembly according to claim 2 wherein: both sides all are run through by the gag lever post around the first one end that hinders the strip and deviate from the filter stand, gag lever post and mounting shell fixed connection, the spring has all been cup jointed on first hindering strip and mounting shell to the gag lever post, the handle groove has been seted up to the one end that the spacing deviates from the mounting shell.
4. A fume hood overhead filter assembly according to claim 1 wherein: the upper side of the inner cavity of the mounting shell is provided with four support rods in an annular array, one end of each support rod is fixedly connected with the mounting shell, the other end of each support rod is fixedly connected with the motor, the output end of the motor is fixedly connected with the fan blades, and the fan blades are positioned between the air outlet and the air outlet.
5. A fume hood overhead filter assembly according to claim 1 wherein: the filter frame width, the collection frame width, the filter plate width all are the same with installation shell inner chamber width, filter frame downside cross section is two L shapes that deviate from, the terminal surface all pastes airtight rubber pad under the installation shell left and right sides.
6. A fume hood overhead filter assembly according to claim 1 wherein: the collecting frame lower end face is an arc-shaped face, and cotton slivers are pasted on the front end face and the rear end face of the lower side of the collecting frame.
7. A fume hood overhead filter assembly according to claim 1 wherein: four mounting holes are formed in the four-angle position of the upper end face of the mounting shell.
8. A fume hood overhead filter assembly according to claim 1 wherein: the filter plate at the lower side of the filter frame is a porous filter material plate, and the filter plate at the upper side of the filter frame is an activated carbon adsorption plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319195.0U CN210584146U (en) | 2019-08-13 | 2019-08-13 | Overhead type filter device of fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319195.0U CN210584146U (en) | 2019-08-13 | 2019-08-13 | Overhead type filter device of fume hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210584146U true CN210584146U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921319195.0U Expired - Fee Related CN210584146U (en) | 2019-08-13 | 2019-08-13 | Overhead type filter device of fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210584146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856657A (en) * | 2021-01-18 | 2021-05-28 | 浙江感汇医疗科技有限公司 | Plasma air sterilization fresh air machine |
-
2019
- 2019-08-13 CN CN201921319195.0U patent/CN210584146U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856657A (en) * | 2021-01-18 | 2021-05-28 | 浙江感汇医疗科技有限公司 | Plasma air sterilization fresh air machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |