CN216026969U - Can dismantle perchloric acid draft hood of clearance - Google Patents
Can dismantle perchloric acid draft hood of clearance Download PDFInfo
- Publication number
- CN216026969U CN216026969U CN202122724882.4U CN202122724882U CN216026969U CN 216026969 U CN216026969 U CN 216026969U CN 202122724882 U CN202122724882 U CN 202122724882U CN 216026969 U CN216026969 U CN 216026969U
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- CN
- China
- Prior art keywords
- module
- perchloric acid
- hood
- ventilation
- ventilation hood
- 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
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- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000009423 ventilation Methods 0.000 claims abstract description 77
- 238000000746 purification Methods 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses a perchloric acid ventilation hood capable of being detached and cleaned, and aims to solve the technical problem that the height of the ventilation hood cannot be changed in the prior art, and if the mounted height is higher, perchloric acid can be diffused to other places of the ventilation hood, only a small part of perchloric acid enters the ventilation hood, and the ventilation efficiency is not very high when the perchloric acid ventilation hood is used. This ventilation hood includes the ventilation hood body, set up in the ventilation hood body inboard is used for the removal module of removal, set up in the removal module inboard is used for purifying perchloric acid purification module, set up in the removal module upside is used for the drive the lift module that the removal module goes up and down, set up in ventilation hood body upside is used for connecting the adapter sleeve of ventilation pipe. This draft hood uses through the cooperation of removal module and lifting module for lifting module can drive the removal module and reciprocate, changes the height of removal module, makes it be close with the perchloric acid exit, thereby guarantees not to have a large amount of perchloric acid to spread other places.
Description
Technical Field
The utility model belongs to the technical field of perchloric acid ventilation hoods, and particularly relates to a perchloric acid ventilation hood capable of being detached and cleaned.
Background
The perchloric acid ventilation hood is a hood specially used for ventilating perchloric acid, is quite common in laboratories and perchloric acid production and processing plants, and is also installed in a perchloric acid ventilation hood for ventilation.
At present, the utility model discloses a special draft hood of being convenient for installation in laboratory, including ventilation pipe and draft hood body, the welding of draft hood body top has the installation pipe, and installs intraductal internal thread that has seted up, and the installation intraductal connecting pipe that is equipped with, the connecting pipe both ends all are equipped with the thread head, and thread head and internal thread form threaded connection, another thread head and ventilation pipe formation threaded connection, the welding of draft hood body bottom has the installing frame, and the welding has the metal frame in the installing frame, is equipped with the splice frame in the installing frame, and splice frame top outer wall edge opens flutedly, and the recess is embedded to have connect the magnetic stripe. The device adopts a threaded connection mode, so that an installer does not need to provide lasting supporting force any more, a great deal of energy is saved, the device can be installed by a single person, the device is more convenient to install, the device also utilizes the magnetic adsorption characteristic of the magnetic stripe to complete the quick positioning and installation of the connecting frame, and the convenience of installing the filter screen by the device is improved. However, the height of the ventilation hood cannot be changed by the scheme, and if the mounted height is higher, perchloric acid can diffuse to other places of the ventilation hood, only a small part of perchloric acid enters the ventilation hood, and the ventilation efficiency is not very high when the perchloric acid is used.
Therefore, in order to solve the problem that the height of the ventilation hood cannot be changed, it is necessary to improve the use scene of the ventilation hood.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a perchloric acid ventilation hood capable of being detached and cleaned, which aims to solve the technical problem that the height of the ventilation hood cannot be changed in the prior art, and if the mounted height is higher, perchloric acid can be diffused to other places of the ventilation hood, only a small part of perchloric acid enters the ventilation hood, and the ventilation efficiency is not very high when the perchloric acid ventilation hood is used.
(2) Technical scheme
In order to solve the technical problems, the utility model provides a perchloric acid ventilation hood capable of being detached and cleaned, which comprises a ventilation hood body, a moving module arranged on the inner side of the ventilation hood body and used for moving, a purifying module arranged on the inner side of the moving module and used for purifying perchloric acid, a lifting module arranged on the upper side of the moving module and used for driving the moving module to lift, and a connecting sleeve arranged on the upper side of the ventilation hood body and used for connecting a ventilation pipe; the upper side of the moving module is provided with a telescopic corrugated pipe, the upper end face of the corrugated pipe is fixedly installed at the top of the ventilation hood body, and the inner side of the moving module is provided with an air suction fan used for sucking air.
When the ventilation hood of the technical scheme is used, the whole ventilation hood is installed and connected with the ventilation pipe, then the connecting sleeve is fixed on the roof or the lower side of the ventilation pipe, after the connection, the suction fan is installed on the inner side of the movable module, and the purification module is fixed on the inner side of the movable module; through the cooperation use of removal module and lifting module, make lifting module can drive the removal module upwards or move down, thereby change the height of removal module, make it be close with the perchloric acid exit, thereby guarantee that there is not a large amount of perchloric acid to spread other places, can inhale the perchloric acid into the ventilation hood body through the suction fan originally internally, the ventilation efficiency is improved, setting through the bellows, it is guaranteed all the time that it links to each other with the ventilation hood body to can guarantee that the in-process that the removal module rises or descends, make perchloric acid can not spread the outside of removal module because of the space, removal module can wholly dismantle down, it also can dismantle the clearance to purify the module simultaneously, it is more convenient to make the maintenance get up.
Preferably, the mobile module comprises an inner ventilation hood, a fixing table for fixing the air suction fan is arranged on the inner side of the inner ventilation hood, and a connector for connecting the purification module is arranged on the upper side of the inner ventilation hood. Through the setting of the fan of breathing in, can inhale interior draft hood with perchloric acid, guarantee not to have a large amount of perchloric acid to spread other places.
Further, the lifting module comprises a lifting air cylinder, the lifting air cylinder is fixedly installed on the upper side of the ventilation hood body, and a connecting platform for connection is arranged on the lower side of the lifting air cylinder. The lifting cylinder can drive the connecting table to move downwards, so that the position of the movable module connected with the lower side of the lifting module is changed, the inner ventilation hood can be close to a perchloric acid outlet as much as possible, and perchloric acid is prevented from being diffused to other places.
Furthermore, the lower side of the connecting table is provided with a fixing sleeve for connecting the connector, and the junction of the fixing sleeve and the connector is provided with threads. For threaded connection between fixed cover and the connector for interior draft hood is whole can dismantle, conveniently clears up and maintains it, avoids the time inside dust that appears of interior draft hood after having been of a specified duration.
Furthermore, the purification module comprises a supporting plate which is fixedly arranged on the inner side of the inner ventilation hood, and a rotating plate used for rotating is arranged on the inner side of the supporting plate through a shaft. The rotating plate can rotate around a shaft connected with the supporting plate, so that the position of the rotating plate is changed, and the fixed frame fixed on the rotating plate can be exposed.
Furthermore, a fixing piece used for fixing the rotating plate is arranged on the lower side of the supporting plate, and a detachable fixing frame is arranged on the inner side of the rotating plate. Through the setting of mounting, can fix the rotor plate for the rotor plate can keep flushing with the backup pad, can be rotatory coming down with the rotor plate after rotating.
Furthermore, a filter screen for filtering is arranged on the inner side of the fixing frame, and an active carbon adsorption layer for adsorbing peculiar smell is arranged on the inner side of the filter screen. Through the setting of filter screen and active carbon adsorption layer, can purify perchloric acid, avoid its contaminated air, fixed frame is whole can dismantle, conveniently clears up and changes it.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: the ventilation hood disclosed by the utility model has the advantages that the lifting module can drive the moving module to move upwards or downwards through the matching use of the moving module and the lifting module, so that the height of the moving module is changed to be close to a perchloric acid outlet, and further, a large amount of perchloric acid is prevented from diffusing to other places.
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 embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of one embodiment of the ventilation hood of the present invention;
FIG. 2 is a cross-sectional view of one embodiment of the ventilation hood of the present invention;
FIG. 3 is a schematic view of a descending configuration of one embodiment of the ventilation hood of the present invention;
fig. 4 is a schematic structural view illustrating an opened state of a purification module in an embodiment of a ventilation hood according to the present invention.
The labels in the figures are: 1. a ventilation hood body; 2. a moving module; 3. a purification module; 4. a lifting module; 5. connecting sleeves; 6. a bellows; 7. an inner ventilation hood; 8. a fixed table; 9. an air suction fan; 10. a connector; 11. a lifting cylinder; 12. a connecting table; 13. fixing a sleeve; 14. a thread; 15. a support plate; 16. a rotating plate; 17. a fixing member; 18. a fixing frame; 19. a filter screen; 20. an activated carbon adsorption layer.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood and obvious, the technical solutions in the embodiments of the present invention are clearly and completely described below to further illustrate the utility model, and obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.
Example 1
The specific embodiment is a perchloric acid ventilation hood capable of being disassembled for cleaning, the structural schematic diagram of the perchloric acid ventilation hood is shown in fig. 1, the cross-sectional view of the perchloric acid ventilation hood is shown in fig. 2, and the structural schematic diagram of the descending state of the perchloric acid ventilation hood is shown in fig. 3, the ventilation hood comprises a ventilation hood body 1, a moving module 2 arranged on the inner side of the ventilation hood body 1 and used for moving, a purifying module 3 arranged on the inner side of the moving module 2 and used for purifying perchloric acid, a lifting module 4 arranged on the upper side of the moving module 2 and used for driving the moving module 2 to lift, and a connecting sleeve 5 arranged on the upper side of the ventilation hood body 1 and used for connecting a ventilation pipe; the movable module 2 upside is equipped with telescopic bellows 6, and bellows 6's up end fixed mounting is at the cowling body 1 top, and movable module 2 inboard is equipped with and is used for inspiratory air suction fan 9.
For the present embodiment, the type and specification of the suction fan 9 may be set as needed.
Wherein, the mobile module 2 includes interior draft hood 7, 7 inboards of interior draft hood are equipped with the fixed station 8 that is used for fixed suction fan 9, 7 upsides of interior draft hood are equipped with the connector 10 that is used for connecting purification module 3, lift module 4 includes lift cylinder 11, 11 fixed mounting of lift cylinder are at 1 upside of draft hood body, 11 downside of lift cylinder are equipped with the connection platform 12 that is used for connecting, connection platform 12 downside is equipped with the fixed cover 13 that is used for connecting connector 10, fixed cover 13 is equipped with screw thread 14 with connector 10 juncture.
In addition, purification module 3 includes backup pad 15, and inboard 7 of draft hood including backup pad 15 fixed mounting, 15 inboard of backup pad are equipped with through the axle and are used for pivoted rotor plate 16, and backup pad 15 downside is equipped with the mounting 17 that is used for fixed rotor plate 16, and 16 inboard of rotor plate are equipped with the fixed frame 18 of detachable, and fixed frame 18 inboard is equipped with and is used for filterable filter screen 19, and filter screen 19 inboard is equipped with the active carbon adsorption layer 20 that is used for adsorbing the peculiar smell. The number of the filter net 19 and the activated carbon adsorption layer 20 may be set as required.
The structure diagram of the open state of the purification module of the ventilation hood is shown in fig. 4.
It should be noted that the models and specifications of the cowl body 1 and the inner cowl 7 may be set as necessary.
Use during this technical scheme's ventilation hood, link together earlier whole ventilation hood installation and ventilation pipe, then fix adapter sleeve 5 at roof or ventilation pipe downside, after fixing, install the inboard at removal module 2 with suction fan 9 again, fix the inboard at removal module 2 with purification module 3, when using the ventilation hood, can open lifting module 4 as required, drive removal module 2 rises or descends, thereby guarantee that removal module 2 can be close the perchloric acid export as far as possible, use through the cooperation of removal module 2 and lifting module 4, make lifting module 4 can drive removal module 2 and upwards or move down, thereby change the height of removal module 2, make it be close with the perchloric acid exit, thereby guarantee that there is not a large amount of perchloric acid to diffuse to other places.
Having thus described the principal technical features and basic principles of the utility model, and the advantages associated therewith, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.
Claims (7)
1. A perchloric acid ventilation hood capable of being disassembled for cleaning comprises a ventilation hood body, a moving module, a purifying module, a lifting module and a connecting sleeve, wherein the moving module is arranged on the inner side of the ventilation hood body and used for moving, the purifying module is arranged on the inner side of the moving module and used for purifying perchloric acid, the lifting module is arranged on the upper side of the moving module and used for driving the moving module to lift, and the connecting sleeve is arranged on the upper side of the ventilation hood body and used for connecting a ventilation pipe; the ventilating hood is characterized in that a telescopic corrugated pipe is arranged on the upper side of the moving module, the upper end face of the corrugated pipe is fixedly installed at the top of the ventilating hood body, and an air suction fan used for sucking air is arranged on the inner side of the moving module.
2. The perchloric acid draft hood that can dismantle clearance of claim 1, wherein, the removal module includes interior draft hood, interior draft hood inboard is equipped with the fixed station that is used for fixing the air suction fan, interior draft hood upside is equipped with the connector that is used for connecting the purification module.
3. The perchloric acid draft hood that can be disassembled for cleaning according to claim 2, wherein the lifting module comprises a lifting cylinder, the lifting cylinder is fixedly installed on the upper side of the draft hood body, and a connecting table for connection is arranged on the lower side of the lifting cylinder.
4. The perchloric acid draft hood that can be disassembled for cleaning as claimed in claim 3, wherein a fixing sleeve for connecting the connector is provided on the underside of the connection table, and a thread is provided at the interface of the fixing sleeve and the connector.
5. A perchloric acid draft hood that can be disassembled for cleaning according to claim 4, wherein the purification module comprises a support plate that is fixedly installed inside the inner draft hood, and a rotating plate for rotation is provided inside the support plate through a shaft.
6. A perchloric acid draft hood that can be disassembled for cleaning according to claim 5, wherein the underside of the supporting plate is provided with a fixing member for fixing the rotating plate, and the inside of the rotating plate is provided with a detachable fixing frame.
7. The perchloric acid ventilation hood capable of being disassembled for cleaning as claimed in claim 6, wherein a filter screen for filtering is arranged on the inner side of the fixing frame, and an activated carbon adsorption layer for adsorbing peculiar smell is arranged on the inner side of the filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122724882.4U CN216026969U (en) | 2021-11-09 | 2021-11-09 | Can dismantle perchloric acid draft hood of clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122724882.4U CN216026969U (en) | 2021-11-09 | 2021-11-09 | Can dismantle perchloric acid draft hood of clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216026969U true CN216026969U (en) | 2022-03-15 |
Family
ID=80552654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122724882.4U Expired - Fee Related CN216026969U (en) | 2021-11-09 | 2021-11-09 | Can dismantle perchloric acid draft hood of clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216026969U (en) |
-
2021
- 2021-11-09 CN CN202122724882.4U patent/CN216026969U/en not_active Expired - Fee Related
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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: 20220315 |