CN207147936U - A kind of portable β rays exhaust gas particle thing weighing instrument - Google Patents
A kind of portable β rays exhaust gas particle thing weighing instrument Download PDFInfo
- Publication number
- CN207147936U CN207147936U CN201721031222.5U CN201721031222U CN207147936U CN 207147936 U CN207147936 U CN 207147936U CN 201721031222 U CN201721031222 U CN 201721031222U CN 207147936 U CN207147936 U CN 207147936U
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- Prior art keywords
- rays
- weighing instrument
- portable
- exhaust gas
- supporting plate
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Abstract
The utility model proposes a kind of portable β rays exhaust gas particle thing weighing instrument, including rotating disk supporting plate and installation on the supporting plate, heating lamp and β radiation detection modules are installed in the supporting plate, the mounting hole of three placement filter membrane clips is provided with the rotating disk, rotating disk, which rotates, can be such that the two of which filter membrane clip in mounting hole is located at respectively at drying element and β radiation detection modules.Particulate matter weighing instrument described in the utility model, can be achieved drying and weighs while carry out, and save time of measuring, and operating efficiency is high.Compact-sized, small volume, portability is good.
Description
Technical field
The utility model belongs to exhaust gas particle thing monitoring instrument field, more particularly to a kind of portable β rays exhaust gas particle
Thing weighing instrument.
Background technology
Environmental pollution caused by the pollution sources such as Industrial Boiler, boiler of power plant and Industrial Stoves be it is quite serious,
Countries in the world are all had made intensive studies and are controlled by this, and this graininess dust concentration for just needing to discharge it is supervised
Survey.
Currently used monitoring method has optical transmission method, laser backscatter method, charge method, β attenuation sensors, filtering to claim
Weight method etc..Wherein, filtering weight method is present the most widely used one kind, and its general principle is the dust constaining of certain volume
Gas, after the filter cylinder of known weight, grit in flue gas is by detention, according to the weight difference of filter cylinder before and after sampling and sampling body
Product, calculates dust content.Because the filtering weight method degree of accuracy is high, precision is good, the method is set to standard by external many countries
Method, China is also using the method as the standard for identifying other analysis methods.But filtering weight method need to first pass through filter membrane progress
Smoke dust sampling, then dry flue dust filtrate, finally weigh and calculate the testing result of dust concentration, smoke discharge amount.Wherein hold
The required usual volume of weighing equipment of weight is larger, and need to be placed in the analysis room of cleaning and be operated.Generally sampling ground is with dividing
It is distant to analyse room, transportation length easily causes error；Sample to the cycle of test sample and grow, can not meet environmental monitoring stations at different levels
Reply evaluation, and be not used to monitor on-line in time.
There are some at present using β rays, optics, the direct-reading weighing instruments for shaking day equality metering system, can scene
Reading, use are more convenient.But it weighs processing structure using single filter membrane sampling, can only once handle a filter membrane, imitate
Rate is low.
Utility model content
Either the utility model is poor for existing particulate matter weighing device portability, or a sample can only be handled every time
Product, the low technical problem of efficiency of weighing, propose a kind of small volume, and portability is good, integrate what filter membrane was deposited, and dried and weighed
Portable β rays exhaust gas particle thing weighing instrument.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of portable β rays exhaust gas particle thing weighing instrument, including supporting plate and installation rotating disk on the supporting plate, it is described
Heating lamp and β radiation detection modules are installed in supporting plate, the mounting hole of three placement filter membrane clips is provided with the rotating disk, is turned
Disk, which rotates, can be such that the two of which filter membrane clip in mounting hole is located at respectively at drying element and β radiation detection modules.
Preferably, the β radiation detection modules include β ray irradiations source and β-ray detector.
Preferably, being provided with slide rail and baffle door in the supporting plate, baffle door is arranged on slide rail by sliding block.
Preferably, being provided with switch door motor in the supporting plate, motor shaft connecting crank, the crank other end is be hinged to be connected
Bar, rod hinge connection baffle door, realize the motor switch of baffle door.
Preferably, the limit switch for limiting the baffle door position of the switch is additionally provided with the supporting plate.
Preferably, also including mounting hole inductive switch, the mounting hole inductive switch includes being arranged on rotating disk and is located at
The catch of mounting hole side, and it is arranged at the optoelectronic switch of support plate upper surface.
Preferably, the heating lamp side is also equipped with ventilation unit, the ventilation unit includes draught fan, filtering
Net.
Preferably, also including back-blowing device, the back-blowing device includes back blowing machine and blowback tracheae.
Preferably, the rotating disk drives rotation by the rotary tray motor installed on the supporting plate.
Preferably, also include shell, display screen and controller, the input connection β-ray detector of the controller,
Limit switch and optoelectronic switch, output end connecting valve door motor, rotary tray motor, blower fan and the display screen of controller.
Compared with prior art, it is the advantages of the utility model with good effect：
1st, the particulate matter weighing instrument will pick and place station, drying station and weigh on station set and same rotating disk, can be real
Now dry and weigh while carry out, save time of measuring, operating efficiency is high.Compact-sized, small volume, portability is good.
2nd, using beta-ray measurement method, detection in real time, live reading can be achieved.
3rd, pick and place station and realize door opening and closing mechanism using slider-crank mechanism, can the sample to be dried such as priority protection not by
Pollution.
4th, heating lamp coordinates increase ventilation unit, effectively accelerates the drying rate of sample, further improves operating efficiency.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the utility model weighing instrument；
Fig. 2 is the weighting device structure schematic diagram of the utility model weighing instrument；
Fig. 3 is the weighting device structure schematic diagram of the utility model weighing instrument（Another angle）；
Fig. 4 is the turntable structure schematic diagram of the utility model weighing instrument；
Fig. 5 is the baffle door slide construction schematic diagram of the utility model weighing instrument；
Fig. 6 is the control planning figure of the utility model weighing instrument.
Above in each figure：1st, shell；11st, upper lid；12nd, touch-screen；13rd, bottom plate；14th, lithium battery；15th, charge port；16th,
Hand；2nd, support；3rd, supporting plate；31st, rotary tray motor pilot hole；32nd, element pilot hole is dried；33rd, β radiation detection modules are assembled
Hole；34th, heating lamp；35th, β ray irradiations source；36th, β-ray detector；37th, optoelectronic switch；38th, drying tank restraining plate；4th, turn
Disk；41st, bearing；42nd, mounting hole；43rd, catch；5th, baffle door；51st, crank；52nd, connecting rod；53rd, limit switch；54th, slide rail；55
Sliding block；6th, back-blowing device.
Embodiment
In order to be better understood from the utility model, illustrate with reference to the accompanying drawings and examples.
Embodiment：As shown in figure 1, a kind of portable β rays exhaust gas particle thing weighing instrument, including shell 1 and installed in outer
Weighing device in shell 1.The upper lid 11 that can be covered is installed, the visible touch on shell 1 of lid 11 in opening on shell 1
Screen 12, touch-screen 12 can realize the parameter such as instruction input and display particle concentration.Controller is also equipped with shell 1, is controlled
Device receives the operation of the electric devices such as the detection signal of each electrical equipment in weighing device and controlled motor, blower fan（Reference picture
6）, touch-screen is bi-directionally connected with controller.
As shown in Figure 2 and Figure 3, weighing device includes the supporting plate 3 being arranged on by support 2 on the bottom plate 13 of shell 1, described
The middle part of supporting plate 3 is provided with rotary tray motor pilot hole 31, and rotating disk 4 is arranged in supporting plate 3 by bearing 41, and by rotary tray motor
Rotary tray motor in pilot hole 31 drives rotation.
Drying element pilot hole 32 and β radiation detection modules pilot hole 33, the present embodiment are additionally provided with the supporting plate 3
Middle to be dried using the large aperture heating lamp 34 being arranged in drying element pilot hole 32, drying efficiency is high.Can certainly
Heating, drying is carried out using electric boiling plate or electrical heating wire, or filter membrane drying is carried out by air-drying mode using blower fan blowing.For
Drying rate is further speeded up, also adds ventilation unit, to take away steam in time.The ventilation unit includes draught fan and mistake
Filter screen, draught fan blow out the clean gas after strainer filtering, and the vapor that gas flowing evaporates sample is taken away,
The rate of drying of sample can effectively be accelerated.The β radiation detection modules include β ray irradiations source 35 and β-ray detector 36, β
Ray irradiation source 35 is arranged on the top of β radiation detection modules pilot hole 33 by radioactive source fixed seat, and β-ray detector 36 is installed
In the bottom surface of supporting plate 3, for receiving β rays, the input port of the full mouth connection controller of output of β-ray detector 36, will examine
Survey signal and be transferred to controller, quality information is calculated.
As shown in figure 4, being circumferentially provided with the mounting hole 42 of three placement filter membrane clips on the rotating disk 4, rotating disk 4 turns to
During working condition, one of filter membrane, which is located at the top of heating lamp 34, is dried, and this position is drying station；Second filter membrane position
Weighed in the lower section of β ray irradiations source 35, this position is weighing station；Used to pick and place station 3rd filter membrane position
In picking and placeing replacing filter membrane clip.The output end of rotary tray motor and controller connects, and controls its operation by controller, drives 4 turns of rotating disk
Dynamic certain angle is the switching that filter membrane can be achieved in different station.
In order to protect the sample picked and placeed on station not receive pollution and pick and place conveniently, pick and place to be additionally provided with station and slidably open
The baffle door 5 of conjunction, reference picture 5.Slide rail 54 is installed, baffle door 5 is arranged on slide rail 54 by sliding block 55 in the supporting plate 3
On.The bottom of supporting plate 3 is provided with switch door motor, motor shaft connecting crank 51, the other end articulated linkage 52 of crank 51, connecting rod 52
The other end is hinged sliding block 55, and switch door motor is connected with controller output port, real by motor and the structure of 51 connecting rod of crank 52
Existing switch gate horizontally slips along slide rail 54, so as to open or close.Restriction baffle door 5 is additionally provided with the supporting plate 3 to switch
The limit switch 53 of position, it is respectively arranged at the both sides of baffle door 5.Limit switch 53 is connected with the input port of controller, when
When baffle door 5 reaches maximum, limit switch 53 is triggered, switch door motor stalls, at closing time similarly.Motor can certainly be passed through
Pinion rotation is driven, the rack structure being arranged on gear drive on baffle door 5 realizes the switch of baffle door 5.Rotated for detection
Whether filter membrane clip is had in the mounting hole for pick and place station, and the supporting plate is provided with irradiation mounting hole positioned at the position for picking and placeing station
Optoelectronic switch, when there is filter membrane clip, optoelectronic switch is blocked, and its signal is transmitted to controller, and controller includes result
On touch-screen.
To further ensure that filter membrane clip is rotated to corresponding station, the weighing instrument is provided with mounting hole inductive switch, the peace
The catch 43 that hole inductive switch includes being arranged on the bottom surface of rotating disk 4 is filled, and is arranged at three optoelectronic switches of the upper surface of supporting plate 3
37, three optoelectronic switches correspond respectively to three stations, and when rotating disk 4, which rotates, blocks optoelectronic switch 37 to catch 43, motor stops
Turn, now the filter membrane clip on mounting hole 42 is i.e. at corresponding station, without departing from station.The different photoelectricity blocked according to catch are opened
Close, it can be determined that the position of corresponding filter membrane.To prevent that filter membrane clip tilting is blocked in the rotation process of rotating disk 4, dries element pilot hole
32 tops are provided with drying tank restraining plate 38, and 38 liang of sides of drying tank restraining plate, which upwarp, to play the guiding role.
Lithium battery 14 is also equipped with the bottom plate 13 of shell 1, is powered for each electrical equipment, realizes the weighing instrument in inconvenience
Used when socket power, charge port 15 is provided with shell 1, can be that lithium battery 14 charges.Certainly, also can directly grafting electricity
Source, directly power supply use.
Because sampling pipe is in sampling process, has a small amount of particulate matter and be attached on sampling pipe pipeline inner wall, use for a long time
After can influence testing result, the weighing instrument is additionally provided with back-blowing device 6, and the back-blowing device 6 includes back blowing machine and blowback air
Pipe, connects sampling pipe by reverse-blow pipe, can blow air into sampling pipe so as to clean sampling inside pipe wall, ensure the accurate of result
Degree.
For ease of carrying the weighing instrument, the both sides of shell 1 are additionally provided with handle 16.
Particulate matter weighing instrument described in the present embodiment, will pick and place station, drying station and weigh station set with it is same
On rotating disk 4, drying can be achieved and weigh while carry out, save time of measuring, operating efficiency is high.Compact-sized, small volume is portable
Property is good.Using beta-ray measurement method, detection in real time, live reading can be achieved.Station is picked and placeed to realize using the mechanism of 51 sliding block of crank 55
Door opening and closing mechanism, can the sample to be dried such as priority protection it is not contaminated.Heating lamp 34 coordinates increase ventilation unit, effectively accelerates
The drying rate of sample, further improves operating efficiency.
It is described above, only it is preferred embodiment of the present utility model, is not that other forms are made to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of change is applied to other fields, but every without departing from the content of the technical scheme of the utility model, according to this reality
Any simple modification, equivalent variations and the remodeling made with new technical spirit to above example, it is new to still fall within this practicality
The protection domain of type technical scheme.
Claims (10)
1. a kind of portable β rays exhaust gas particle thing weighing instrument, including supporting plate and installation rotating disk on the supporting plate, its feature
It is：Drying element and β radiation detection modules are installed in the supporting plate, three placement filter membrane clips are provided with the rotating disk
Mounting hole, rotating disk, which rotates, can make two of which filter membrane clip in mounting hole respectively positioned at drying element and β radiation detection modules
Place.
2. portable β rays exhaust gas particle thing weighing instrument according to claim 1, it is characterised in that：The β ray detections
Module includes β ray irradiations source and β-ray detector.
3. portable β rays exhaust gas particle thing weighing instrument according to claim 1, it is characterised in that：In the supporting plate
Slide rail and baffle door are installed, baffle door is arranged on slide rail by sliding block.
4. portable β rays exhaust gas particle thing weighing instrument according to claim 3, it is characterised in that：In the supporting plate
Switch door motor is provided with, motor shaft connecting crank, crank other end articulated linkage, rod hinge connection sliding block, realizes baffle door
Motor switch.
5. portable β rays exhaust gas particle thing weighing instrument according to claim 4, it is characterised in that：In the supporting plate
It is additionally provided with the limit switch for limiting the baffle door position of the switch.
6. portable β rays exhaust gas particle thing weighing instrument according to claim 1, it is characterised in that：Also include mounting hole
Inductive switch, the mounting hole inductive switch includes the catch installed in rotating disk bottom surface, and is arranged at support plate upper surface
Optoelectronic switch.
7. portable β rays exhaust gas particle thing weighing instrument according to claim 1, it is characterised in that：The drying element
For heating lamp, heating lamp side is also equipped with ventilation unit, and the ventilation unit includes draught fan and screen pack.
8. portable β rays exhaust gas particle thing weighing instrument according to claim 1, it is characterised in that：Also include blowback to fill
Put, the back-blowing device includes back blowing machine and blowback tracheae.
9. according to the portable β rays exhaust gas particle thing weighing instrument described in any one of claim 2 or 5~8, it is characterised in that：
The rotating disk drives rotation by the rotary tray motor installed on the supporting plate.
10. portable β rays exhaust gas particle thing weighing instrument according to claim 9, it is characterised in that：Also include shell,
Display screen and controller, input connection β-ray detector, limit switch and the optoelectronic switch of the controller, controller
Output end connecting valve door motor, rotary tray motor, blower fan and display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031222.5U CN207147936U (en) | 2017-08-17 | 2017-08-17 | A kind of portable β rays exhaust gas particle thing weighing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031222.5U CN207147936U (en) | 2017-08-17 | 2017-08-17 | A kind of portable β rays exhaust gas particle thing weighing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207147936U true CN207147936U (en) | 2018-03-27 |
Family
ID=61665754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721031222.5U Withdrawn - After Issue CN207147936U (en) | 2017-08-17 | 2017-08-17 | A kind of portable β rays exhaust gas particle thing weighing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207147936U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704687A (en) * | 2018-05-03 | 2018-10-26 | 宁波大学 | A kind of circular glass fibrous filter membrane ranked and stacked pile formula fire ware |
| CN111589249A (en) * | 2020-06-01 | 2020-08-28 | 中铁十六局集团置业投资有限公司 | Building engineering is with portable intelligent dust fall equipment |
| WO2022065026A1 (en) * | 2020-09-25 | 2022-03-31 | 株式会社堀場製作所 | Analysis device, analysis system, analysis method, calibration method, and program |
-
2017
- 2017-08-17 CN CN201721031222.5U patent/CN207147936U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704687A (en) * | 2018-05-03 | 2018-10-26 | 宁波大学 | A kind of circular glass fibrous filter membrane ranked and stacked pile formula fire ware |
| CN111589249A (en) * | 2020-06-01 | 2020-08-28 | 中铁十六局集团置业投资有限公司 | Building engineering is with portable intelligent dust fall equipment |
| WO2022065026A1 (en) * | 2020-09-25 | 2022-03-31 | 株式会社堀場製作所 | Analysis device, analysis system, analysis method, calibration method, and program |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180327 Effective date of abandoning: 20210304 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180327 Effective date of abandoning: 20210304 |