CN209502512U - A kind of bio-safety exhaust system - Google Patents
A kind of bio-safety exhaust system Download PDFInfo
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- CN209502512U CN209502512U CN201821732452.9U CN201821732452U CN209502512U CN 209502512 U CN209502512 U CN 209502512U CN 201821732452 U CN201821732452 U CN 201821732452U CN 209502512 U CN209502512 U CN 209502512U
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- filter
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- exhaust system
- shell
- safety exhaust
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Abstract
The embodiments of the present invention disclose a kind of bio-safety exhaust system, it is characterized in that, including shell, it is successively set on the intracorporal dispersion portion of the shell, filter house and leak detection portion, the shell includes the air inlet and air outlet being oppositely arranged, the dispersion portion includes the distribution blade that the air inlet is arranged in, the filter house includes being detachably connected on the intracorporal filter of the shell, and the leak detection portion includes filter leak device and the detector that is connected with the filter leak device.A kind of bio-safety exhaust system provided in the embodiments of the present invention has accurately leak detection function, the entire plane of filter can be dispersed the gas by dispersion portion, play whole filter capacities of filter, improve filter service life, pass through filter mounting and disassembly rocking bar, it can conveniently realize the dismounting of filter, improve working efficiency.
Description
Technical field
The utility model relates to exhaust equipment technical fields, and in particular to a kind of bio-safety exhaust system.
Background technique
Exhaust system refers to that the nuisance to prevent equipment from generating in process of production generates pollution to workshop air, often leads to
It crosses filter on the spot to be trapped nuisance, after reaching discharge standard, then reuse or is discharged into atmosphere.From biosecurity laboratory
Since appearance, important biological safety accident happens occasionally caused by designing because of protective equipment with build guality, on April 3rd, 1979,
The leakage of Sverdlovsk city, former Soviet Union west and south chemical and biological weapons base Bacillus anthracis, cause death more than 1000 people,
The immediate cause that pathogenic microorganism leakage accident generated at that time is that laboratory lacks effective facility protection and experimental activity protection,
The infectious air generated in experimentation causes environmental pollution and personnel's infection.
Structure is complicated and dismounting is inconvenient for existing bio-safety exhaust system, and gas is unevenly distributed on the filter, makes
Big at filter Localized wear, rest part loss is small, and existing leak test plant is usually a row or column sampling head parallel connection group
At, it is laterally or vertically back and forth detected back and forth along high efficiency particulate air filter rear using the sampling head manually by parallel connection, it is not only time-consuming
Arduously, the information such as leak source position, leakage quantity size can't accurately be determined, and also larger for the harm of operator.
Utility model content
To solve the above-mentioned problems in the prior art, the utility model provides a kind of bio-safety exhaust system,
It is characterised in that it includes shell, it is successively set on the intracorporal dispersion portion of the shell, filter house and leak detection portion,
The shell includes the air inlet and air outlet being oppositely arranged,
The dispersion portion includes the distribution blade that the air inlet is arranged in,
The filter house includes being detachably connected on the intracorporal filter of the shell,
The leak detection portion includes filter leak device and the detector that is connected with the filter leak device.
Optionally, the filter leak device includes the mounting rack for being parallel to the air inlet setting, the mounting rack tool
There is middle part engraved structure, transmission chain, the setting of the arrangement of middle section periodic reverse and whole story section closure are provided on the mounting rack
Driving wheel at each inflection point of the transmission chain, one of them described driving wheel are connected with motor, the transmission chain
On be provided with mounting base, be provided with the sampling head with flared structure in the mounting base, the sampling head with axial line
It can be rotated in the mounting base for axis, the radius of the flared end of the sampling head is greater than the biography of parallel adjacent periodic arrangement
The half of dynamic interchain distance, one end of sampling pipe are communicated with the sampling head, the other end of the sampling pipe and the detector
It communicates.
Optionally, it is provided with flange at the air outlet of the shell, is connected by the flange also ventilation shaft.
Optionally, the filter is removably arranged in the shell by filter mounting.
Optionally, the side of the filter mounting is arranged in parallel with disassembly rocking bar, the disassembly rocking bar and the filtering
The side of device bracket is correspondingly arranged on cam, and the cam is affixed on the filter mounting setting.
Optionally, the housing sidewall is provided with filter dismounting mouth, is removably arranged on the filter dismounting mouth
There is cover board.
Optionally, the air inlet is provided with filter screen.
Optionally, the filter mounting is provided with reset assembly far from the side of the disassembly rocking bar.
Optionally, the reset assembly includes reset cradle, is provided with reset spring on the reset cradle.
Optionally, the outer wall of the shell is provided with door latch type clamp, and the door latch type clamp and the disassembly rocking bar can
Dismantling connection.
The utility model has the advantages that
A kind of bio-safety exhaust system provided in the embodiments of the present invention has accurately leak detection function, leads to
The entire plane of filter can be dispersed the gas by crossing dispersion portion, play whole filter capacities of filter, improve filter
Service life can conveniently realize the dismounting of filter, improve working efficiency by filter mounting and disassembly rocking bar.
Detailed description of the invention
Fig. 1 is a kind of main view of the embodiment of bio-safety exhaust system of the utility model；
Fig. 2 is a kind of side view of the embodiment of bio-safety exhaust system of the utility model；
Fig. 3 is a kind of structural schematic diagram of the embodiment of bio-safety exhaust system of the utility model；
Fig. 4 is a kind of cross-sectional view of the embodiment of bio-safety exhaust system of the utility model；
Fig. 5 is that the utility model a kind of leak detection portion, filter holder and the disassembly of the embodiment of bio-safety exhaust system are shaken
The structural schematic diagram of bar.
Wherein:
1- shell, 11- cover board, 12- dismantle rocking bar, 121- cam, 122- door latch type clamp, 13- filter screen, 2- dispersion leaf
Piece, 31- filter, 32- filter mounting, 33- reset assembly, 4- filter leak device, 41- sampling head, 42- transmission chain.
Specific embodiment
Technical solutions of the utility model are discussed in detail with reference to the accompanying drawing.
Embodiment 1
As shown in Figs. 1-5, a kind of bio-safety exhaust system, including shell 1, point being successively set in the shell 1
The portion of dissipating, filter house and leak detection portion,
The shell 1 includes the air inlet and air outlet being oppositely arranged,
The dispersion portion includes the distribution blade 2 that the air inlet is arranged in,
The filter house includes the filter 31 being detachably connected in the shell 1,
The leak detection portion includes filter leak device 4 and the detector that is connected with the filter leak device 4.
Further, the distribution blade 2 is connected with motor, and the motor is for driving the distribution blade 2
Rotation.
Further, the dispersion portion is arranged close to the air inlet, and the leak detection portion is arranged close to the air outlet, institute
Filter house is stated to be arranged between the dispersion portion and the leak detection portion.
Further, the 1 middle part vertical section of shell has rectangular configuration, the section of the air outlet and the air inlet
With rectangular configuration, the area of section of the air outlet and the air inlet is less than the area of section at 1 middle part of shell.
Further, the filter 31 is the safe and efficient filter 31 of biology.
It further, further include controller, the controller and the filter leak device 4 communicate to connect, the control
Device works for controlling the filter leak device 4.
Further, the detector is for detecting filtered air quality, the temperature and humidity of also detectable air.
Specifically, the detector includes display screen, shows measurement result by display screen, measurement result can be with data shape
Formula export.
The filter leak device 4 includes the mounting rack for being parallel to the air inlet setting, and the mounting rack has middle part
Engraved structure is provided with the transmission chain 42 of the arrangement of middle section periodic reverse and whole story section closure on the mounting rack, is arranged in institute
The driving wheel at each inflection point of transmission chain 42 is stated, one of them described driving wheel is connected with motor, the transmission chain 42
On be provided with mounting base, be provided with the sampling head 41 with flared structure in the mounting base, the sampling head 41 with axis
Heart line is that axis can rotate in the mounting base, and the radius of the flared end of the sampling head 41 is greater than parallel adjacent periodical row
The half of distance between the transmission chain 42 of column, one end of sampling pipe are communicated with the sampling head 41, the other end of the sampling pipe with
The detector communicates.
Further, the driving wheel is used to the transmission chain 42 is fixed on the mounting rack and to the transmission chain 42
Guiding is provided.
Further, the mounting rack has buccal glyph shaped structure, and is parallel to the setting of filter 31.
Further, the mounting rack is arranged in towards on the side wall of bio-safety filter 31 in the driving wheel.
Further, the driving wheel includes Left Drive wheel portion, right transmission wheel portion and terminus transmission wheel portion, wherein left
Transmission wheel portion, which is vertically aligned, to be arranged on the mounting rack left part crossbeam, and the right transmission wheel portion, which is vertically aligned, to be arranged in the peace
On the right part crossbeam shelved, and replace interspersed arrangement with the Left Drive wheel portion horizontal direction, the terminus is driven wheel portion packet
Include the starting point driving wheel and terminal driving wheel of vertical direction alignment setting.
Further, the transmission chain 42 includes snakelike area and bonding pad, the snakelike area and the Left Drive wheel portion and
Right transmission wheel portion matches, and the transmission chain in the snakelike area is arranged in each driving wheel of the Left Drive wheel portion and right transmission wheel portion
At 42 each inflection point, the side wall of the mounting rack is uniformly arranged in the snakelike area of the transmission chain 42, the transmission chain 42
Bonding pad is vertically arranged, and is connected to the beginning and end in the snakelike area, and with the starting point driving wheel and terminal driving wheel
It matches, the transmission chain 42 can move forward or backwards on the driving wheel.
Further, the sampling head 41 is fixed on the transmission chain 42 by the mounting base, and then is realized in institute
It states under motor drive, the sampling head 41 moves on fixed track with the transmission chain 42.
Further, the sampling head 41 is connected in the mounting base, and the sampling head 41 can be in the mounting base
Using the axial line of the sampling head 41 as axis rotation.
Further, the motor is located in the middle driving wheel with the Left Drive wheel portion and is connected by bevel gear,
And the rotation of other driving wheels is driven by transmission chain 42.
Further, the driving wheel is gear, and the transmission chain 42 is chain.
Further, the mounting rack is fixed on the inner wall of the shell 1 by bolt and mounting plate.
It is provided with flange at the air outlet of the shell 1, is connected by the flange also ventilation shaft.
Further, the air inlet of the ventilation shaft is arranged in bio-safety exhaust system.
The filter 31 is removably arranged in the shell 1 by filter mounting 32.
Further, the outer rim of the filter 31 is fitted closely with the direct inner edge of the filter 31, the filtering
The direct outer rim of device 31 and the inner wall of the shell 1 fit closely.
Further, the filter mounting 32 has rectangular frame structure, and the filter 31 is mounted on the rectangle
In frame.
The side of the filter mounting 32 is arranged in parallel with disassembly rocking bar 12, the disassembly rocking bar 12 and the filter
The side of bracket 32 is correspondingly arranged on cam 121, and the cam 121 is affixed on the filter mounting 32 and is arranged.
Further, the direct bottom of the filter 31 is connected by a snap the bottom interior wall in the shell 1.
Further, by rotating the handle of the disassembly rocking bar 12, the disassembly rocking bar 12 is driven to rotate, and then drive
The cam 121 rotates, and the cam 121 pushes the filter mounting 32 to be detached from the buckle, easy to disassemble.
1 side wall of shell is provided with filter 31 and dismounts mouth, and the filter 31 dismounts removably to be provided on mouth
Cover board 11.
Further, the dismounting mouth is correspondingly arranged with the filter 31, and the filter 31 passes through the dismounting mouth
Enter and leave the shell 1.
Further, the cover board 11 is removably attachable on the dismounting mouth by bolt, and the dismounting mouth is close
Envelope.
The air inlet is provided with filter screen 13.
Further, the filter screen 13 is removably attachable to the air inlet.
The filter mounting 32 is provided with reset assembly 33 far from the side of the disassembly rocking bar 12.
The reset assembly 33 includes reset cradle, is provided with reset spring on the reset cradle.
It further, can will be in filter 31 direct reduction to the buckle by the reset assembly 33.
The outer wall of the shell 1 is provided with door latch type clamp 122, the door latch type clamp 122 and the disassembly rocking bar 12
It is detachably connected.
Further, after the door latch type clamp 122 is connect with the disassembly rocking bar 12, for fastening the disassembly rocking bar
12, shake the disassembly rocking bar 12 not.
A kind of bio-safety exhaust system provided in the embodiments of the present invention has accurately leak detection function, leads to
The entire plane of filter 31 can be dispersed the gas by crossing dispersion portion, played whole filter capacities of filter 31, improved
31 service life of filter can conveniently be realized the dismounting of filter 31, be mentioned by filter mounting 32 and disassembly rocking bar 12
High working efficiency.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of bio-safety exhaust system, which is characterized in that including shell, be successively set on the intracorporal dispersion portion of the shell,
Filter house and leak detection portion,
The shell includes the air inlet and air outlet being oppositely arranged,
The dispersion portion includes the distribution blade that the air inlet is arranged in,
The filter house includes being detachably connected on the intracorporal filter of the shell,
The leak detection portion includes filter leak device and the detector that is connected with the filter leak device.
2. a kind of bio-safety exhaust system according to claim 1, which is characterized in that the filter leak device includes
It is parallel to the mounting rack of air inlet setting, the mounting rack has middle part engraved structure, is provided on the mounting rack
The transmission chain of the arrangement of section periodic reverse and whole story section closure, the driving wheel being arranged at each inflection point of the transmission chain,
In a driving wheel be connected with motor, mounting base is provided on the transmission chain, tool is provided in the mounting base
Have a sampling head of flared structure, the sampling head using axial line can be rotated in the mounting base as axis, the sampling head
The radius of flared end be greater than the half of distance between the transmission chain of parallel adjacent periodic arrangement, one end of sampling pipe with it is described
Sampling head communicates, and the other end of the sampling pipe is communicated with the detector.
3. a kind of bio-safety exhaust system according to claim 1, which is characterized in that set at the air outlet of the shell
It is equipped with flange, is connected by the flange also ventilation shaft.
4. a kind of bio-safety exhaust system according to claim 1, which is characterized in that the filter passes through filter
Bracket is removably arranged in the shell.
5. a kind of bio-safety exhaust system according to claim 4, which is characterized in that the side of the filter mounting
It is arranged in parallel with disassembly rocking bar, the side of the disassembly rocking bar and the filter mounting is correspondingly arranged on cam, the cam
It is affixed on the filter mounting setting.
6. a kind of bio-safety exhaust system according to claim 1, which is characterized in that the housing sidewall was provided with
Filter dismounts mouth, is removably provided with cover board on the filter dismounting mouth.
7. a kind of bio-safety exhaust system according to claim 1, which is characterized in that the air inlet was provided with
Strainer.
8. a kind of bio-safety exhaust system according to claim 5, which is characterized in that the filter mounting is far from institute
The side for stating disassembly rocking bar is provided with reset assembly.
9. a kind of bio-safety exhaust system according to claim 8, which is characterized in that the reset assembly includes resetting
Bracket is provided with reset spring on the reset cradle.
10. a kind of bio-safety exhaust system according to claim 5, which is characterized in that the outer wall of the shell is arranged
There is door latch type clamp, the door latch type clamp is detachably connected with the disassembly rocking bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732452.9U CN209502512U (en) | 2018-10-25 | 2018-10-25 | A kind of bio-safety exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732452.9U CN209502512U (en) | 2018-10-25 | 2018-10-25 | A kind of bio-safety exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209502512U true CN209502512U (en) | 2019-10-18 |
Family
ID=68192729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821732452.9U Active CN209502512U (en) | 2018-10-25 | 2018-10-25 | A kind of bio-safety exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209502512U (en) |
-
2018
- 2018-10-25 CN CN201821732452.9U patent/CN209502512U/en active Active
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