CN108982282A - A kind of dust granule detection device for the trace oscillating balance method that winter uses - Google Patents
A kind of dust granule detection device for the trace oscillating balance method that winter uses Download PDFInfo
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- CN108982282A CN108982282A CN201811196848.0A CN201811196848A CN108982282A CN 108982282 A CN108982282 A CN 108982282A CN 201811196848 A CN201811196848 A CN 201811196848A CN 108982282 A CN108982282 A CN 108982282A
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- detection device
- filter membrane
- sampling processing
- pump box
- processing pump
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of dust granule detection devices of trace oscillating balance method that winter uses, its structure includes: detection device, conductive trough, electric device, sampling processing pump box, mounting seat, data-analyzing machine, device is precipitated, mounting seat be installed below sampling processing pump box and with sampling processing pump box interlocking, sampling processing pump box front end be equipped with data-analyzing machine and with data-analyzing machine snapping, when using equipment, pass through the heating regulating mechanism being equipped with, it enables the invention to realize and avoids causing when winter vibrating taper pipe outer wall attachment portion frost, oscillation efficiency is limited, and then it will have a direct impact on the data precision of dust granule detection device, and replace the problem of filter membrane trouble, keep equipment more efficient and convenient for filter membrane replacing, the interference for protecting taper oscillating tube not reduced by ambient temperature simultaneously, keep accurate The work of particle analyte detection.
Description
Technical field
The present invention is a kind of dust granule detection device of trace oscillating balance method that winter uses, and belongs to dust detection and sets
Standby field.
Background technique
As soon as administering dust particles is the big problem for nowadays needing to face, this needs some detecting instruments to specific
Detection of Air Quality is first carried out under environment, trace oscillating balance method is that an oscillation conical hollow is used in mass sensor
Pipe, replaceable filter membrane is installed in its vibration end, and frequency of oscillation depends on conical pipe feature and its quality.When sampling air flow passes through
Filter membrane, particulate matter therein are deposited on filter membrane, and the mass change of filter membrane leads to the variation of frequency of oscillation, are become by frequency of oscillation
Change calculates the quality for being deposited on particulate matter on filter membrane.
The prior art has following deficiency: since weather conditions are changeable under outdoor environment, especially winter when due to temperature
The decline of degree is easy to cause oscillation taper pipe outer wall attachment portion frost, it is limited to lead to oscillation efficiency, and then will have a direct impact on ash
The data precision of dirt grain testing apparatus, and need not timing to be replaced since the service life of filter membrane is shorter, more
First screw will always be unscrewed on the outside of lantern ring when changing filter membrane, then levers up filter membrane edge with tool and it is replaced, it is whole
It is too low that body replaces efficiency.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of trace oscillating balance methods that winter uses
Dust granule detection device, it is existing to solve the problems, such as.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of winter uses micro
The dust granule detection device of oscillating balance method, structure include: detection device, conductive trough, electric device, sampling processing pump
Mounting seat, data-analyzing machine, device is precipitated in case, and the mounting seat is installed below sampling processing pump box and and sampling processing
Pump box interlocking, sampling processing pump box front end be equipped with data-analyzing machine and with data-analyzing machine snapping, sampling processing pump
Case upper left side be equipped with detection device and with detection device interlocking, left side is connected with precipitation device, institute in the middle part of the detection device
State detection device upper right side equipped with conductive trough and with conductive trough snapping, the conductive trough is installed on above electric device and and electric power
Device electrical connection, the electric device are set to sampling processing pump box upper right side, and the detection device includes filter membrane dynamic apparatus, matter
Amount detection unit, sampling pipe device, oscillation dispenser, the filter membrane dynamic apparatus be installed on oscillation dispenser above and with oscillation
Dispenser interlocking, the oscillation dispenser lower section is equipped with quality testing unit, between the quality testing unit and oscillation dispenser
Gap cooperates, and sampling pipe device is equipped with below the quality testing unit and runs through connection with sampling pipe device.
Preferably, the filter membrane dynamic apparatus includes composite bushing device, filter membrane piece, mounting groove, contactor, temperature inspection
Survey meter, taper oscillating tube, the filter membrane piece be installed on the inside of mounting groove and with mounting groove clearance fit, set below the mounting groove
Have composite bushing device and with composite bushing device snapping, be equipped with taper oscillating tube, the cone on the inside of the composite bushing device
Shape oscillating tube and composite bushing device clearance fit.
Preferably, the composite bushing device includes lower jacket layer, upper jacket layer, heating pipe, protective layer, thermostat, partition
Slot, the lower jacket layer be installed below jacket layer and with upper jacket layer clearance fit, be equipped on the inside of the upper jacket layer heating pipe and with
Heating pipe thread connects, and is equipped with partition grooves on the inside of the heating pipe, and the partition grooves are installed on the outside of thermostat and movable with thermostat
Connection, be equipped on the inside of the thermostat protective layer and with protective layer snapping.
Preferably, the heating pipe includes heating wire, casing, the heating wire is installed on the inside of casing and between casing
Gap cooperation.
Preferably, the protective layer and interior tapered oscillating tube snapping.
Preferably, the desired temperature on temperatuer detector and electric device is can synchronizing function.
Preferably, there are certain gaps for the lower jacket layer and upper jacket layer, convenient for opening.
Preferably, equipment can be by being placed in suitable detection zone by user, when unlatching, passes through data-analyzing machine control
The operation of sampling processing pump box processed, sampling processing pump box can suck from top to bottom sample gas along sampling pipe device, at this time
Top dust particles are collected in filter membrane on piece, at work taper oscillating tube due to oscillation dispenser mating reaction be place
It changes, analyses in the mass change for the particulate matter that the state of reciprocating vibration, its frequency of oscillation can be collected with filter membrane on piece
Device can be used for observing sampling progress out, when extraneous temperature is lower than the work controllable temperature of equipment, at this time temperatuer detector by
In being pulling temperature setting with electric device, when the preset temperature range of electric device is too low, it can be existed by conductive trough
Under contactor mating reaction, the heating wire to heat up in pipe is set to carry out energization heating, and then maintain the temperature of protective layer, to ensure to bore
The normal vibration frequency of shape oscillating tube, instrument obtain collected particulate matter quality, quality by the variation of accurate measurement frequency
The concentration of sample is calculated according to the sample volume acquired when collecting these particulate matters in detection unit, and is finally analyzed by data
Device is shown, is separated by above screwing on jacket layer with lower jacket layer during equipment needs to carry out replacement filter membrane, and then make to pacify
Tankage is separated with filter membrane piece, can facilitate carry out replacement filter membrane piece at this time.
Beneficial effect
Compared with prior art, the beneficial effects of the present invention are: passing through distinctive heating wire heat riser and internal and external temperature
The cooperation of meter is detected, the influence to taper oscillating tube vibration frequency can be led to avoid because of cooling frosting, make it in winter
In the case where be also able to maintain constant temperature range of operation, keep normal Data Detection, and by the structure of upper and lower jacket layer,
Rotation, which need to only be gone up, just can open mounting groove, keep the replacement of filter membrane also more quick.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is that a kind of surface structure of the dust granule detection device for the trace oscillating balance method that winter uses of the present invention shows
It is intended to.
Fig. 2 is the positive structure diagram of detection device of the present invention.
Fig. 3 is the schematic diagram of the section structure of filter membrane dynamic apparatus of the present invention.
Fig. 4 is the detailed construction schematic diagram of composite bushing device of the present invention.
Fig. 5 is the overlooking structure diagram of filter membrane dynamic apparatus of the present invention.
In figure: detection device -1, conductive trough -2, electric device -3, sampling processing pump box -4, mounting seat -5, data point
Parser -6 is precipitated device -7, filter membrane dynamic apparatus-a, quality testing unit-b, sampling pipe device-c, vibrates dispenser-d, is compound
Casing bit-a1, filter membrane piece-a2, mounting groove-a3, contactor-a4, temperatuer detector-a5, taper oscillating tube-a6, lower jacket layer-
A101, upper jacket layer-a102, heating pipe-a103, protective layer-a104, thermostat-a105, partition grooves-a106, heating wire-
A1031, casing-a1032.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of dust granule detection dress of trace oscillating balance method that winter uses
Set technical solution: its structure includes: detection device 1, conductive trough 2, electric device 3, sampling processing pump box 4, mounting seat 5, number
According to analyzer 6, be precipitated device 7, the mounting seat 5 be installed on the lower section of sampling processing pump box 4 and with 4 interlocking of sampling processing pump box,
4 front end of sampling processing pump box be equipped with data-analyzing machine 6 and with 6 snapping of data-analyzing machine, 4 upper left of sampling processing pump box
Side be equipped with detection device 1 and with 1 interlocking of detection device, 1 middle part left side of the detection device, which is connected with, is precipitated device 7, described
1 upper right side of detection device be equipped with conductive trough 2 and with 2 snapping of conductive trough, the conductive trough 2 be installed on the top of electric device 3 and with
Electric device 3 is electrically connected, and the electric device 3 is set to 4 upper right side of sampling processing pump box, and the detection device 1 is dynamic including filter membrane
State device a, quality testing unit b, sampling pipe device c, oscillation dispenser d, the filter membrane dynamic apparatus a are installed on oscillation cooperation
Above device d and with oscillation dispenser d interlocking, equipped with quality testing unit b, the quality testing below the oscillation dispenser d
Unit b and oscillation dispenser d clearance fit, be equipped with below the quality testing unit b sampling pipe device c and with sampling pipe device
C is through connection.
The filter membrane dynamic apparatus a includes composite bushing device a1, filter membrane piece a2, mounting groove a3, contactor a4, temperature inspection
Survey meter a5, taper oscillating tube a6, the filter membrane piece a2 be installed on the inside of mounting groove a3 and with mounting groove a3 clearance fit, the peace
Be equipped with below tankage a3 composite bushing device a1 and with composite bushing device a1 snapping, be equipped on the inside of the composite bushing device a1
Taper oscillating tube a6, the taper oscillating tube a6 and composite bushing device a1 clearance fit, the filter membrane dynamic apparatus a pass through filter
4 suction airflow of sampling processing pump box of diaphragm a2 is collected dust particles, and carries out phase to it by taper oscillating tube a6
Conversion should be vibrated.
The composite bushing device a1 includes lower jacket layer a101, upper jacket layer a102, heating pipe a103, protective layer a104, perseverance
Warm slot a105, partition grooves a106, the lower jacket layer a101 be installed below jacket layer a102 and with upper jacket layer a102 clearance fit,
Be equipped on the inside of the upper jacket layer a102 heating pipe a103 and with heating pipe a103 snapping, be equipped on the inside of the heating pipe a103 and separate
Slot a106, the partition grooves a106 are installed on the outside of thermostat a105 and are flexibly connected with thermostat a105, the thermostat
Be equipped on the inside of a105 protective layer a104 and with protective layer a104 snapping, the composite bushing device a1 by lower jacket layer a101, on
The peculiar structure of jacket layer a102 keeps its filter membrane replacing more convenient, and heating pipe a103 maintains protective layer a104 in certain temperature range,
And then protect the oscillation efficiency of taper oscillating tube a6.
The heating pipe a103 includes that heating wire a1031, casing a1032, the heating wire a1031 are installed on casing
On the inside of a1032 and with casing a1032 clearance fit, the heating pipe a103 passes through the cooperation of heating wire a1031 and contactor a4,
It is set auto-power on to carry out heating protection to inside when crossing low temperature.
The method is mainly characterized in that: equipment can be by being placed in suitable detection zone by user, and when unlatching passes through number
Control the operation of sampling processing pump box 4 according to analyzer 6, sampling processing pump box 4 can by sample gas along sampling pipe device c from upper
It sucks down, top dust particles are collected on filter membrane piece a2 at this time, and taper oscillating tube a6 matches due to vibrating at work
The mating reaction of clutch d is the state in reciprocating vibration, its frequency of oscillation can be with the particulate matter collected on filter membrane piece a2
Mass change change, device 7, which is precipitated, can be used for observing sampling progress, when extraneous temperature is lower than the work controllable temperature of equipment
When spending, temperatuer detector a5 is due to being pulling temperature setting, the preset temperature range of electric device with electric device 3 at this time
When too low, it can be such that the heating wire a1031 to heat up in pipe a103 is led to by conductive trough 2 under contactor a4 mating reaction
Electricity heating, and then the temperature of protective layer a104 is maintained, to ensure the normal vibration frequency of taper oscillating tube a6, it is accurate that instrument passes through
The variation of measurement frequency obtains collected particulate matter quality, acquires when quality testing unit b is according to these particulate matters of collection
The concentration of sample is calculated in sample volume, and is finally shown by data-analyzing machine 6, needs to carry out replacement filter membrane in equipment
During separated with lower jacket layer a101 by above screwing on jacket layer a102, and then separate mounting groove a3 with filter membrane piece a2,
It can facilitate at this time and carry out replacement filter membrane piece a2.
The present invention is combined with each other by above-mentioned component, is made equipment in use, passing through the heating regulating mechanism being equipped with, is made this
Invention can be realized and avoid since weather conditions are changeable under outdoor environment, especially winter when be easy due to the decline of temperature
Cause to vibrate taper pipe outer wall attachment portion frost, it is limited to lead to oscillation efficiency, and then will have a direct impact on dust granule detection dress
The data precision set, and need not timing to be replaced since the service life of filter membrane is shorter, when replacing filter membrane
First screw will always be unscrewed on the outside of lantern ring, then levers up filter membrane edge with tool and it is replaced, integral replacing efficiency mistake
Low problem keeps equipment more efficient and convenient for filter membrane replacing, while taper oscillating tube being protected not reduced by ambient temperature
Interference keeps normal detection work.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of dust granule detection device for the trace oscillating balance method that winter uses, structure include: detection device (1),
Electric device (3), sampling processing pump box (4), mounting seat (5), data-analyzing machine (6), device (7) are precipitated in conductive trough (2), institute
State mounting seat (5) be installed below sampling processing pump box (4) and with sampling processing pump box (4) interlocking, the sampling processing pump
Case (4) front end be equipped with data-analyzing machine (6) and with data-analyzing machine (6) snapping, sampling processing pump box (4) upper left side is equipped with
Detection device (1) and with detection device (1) interlocking, it is characterised in that:
Left side, which is connected with, in the middle part of the detection device (1) is precipitated device (7), and detection device (1) upper right side is equipped with conduction
Slot (2) and with conductive trough (2) snapping, the conductive trough (2) is installed on above electric device (3) and is electrically connected with electric device (3)
It connects, the electric device (3) is set to sampling processing pump box (4) upper right side；
The detection device (1) includes filter membrane dynamic apparatus (a), quality testing unit (b), sampling pipe device (c), oscillation cooperation
Device (d), the filter membrane dynamic apparatus (a) be installed on oscillation dispenser (d) above and with oscillation dispenser (d) interlocking, the vibration
It swings and is equipped with quality testing unit (b) below dispenser (d), the quality testing unit (b) is matched with oscillation gap dispenser (d)
It closes, sampling pipe device (c) is equipped with below the quality testing unit (b) and with sampling pipe device (c) through connection.
2. the dust granule detection device for the trace oscillating balance method that a kind of winter according to claim 1 uses, special
Sign is: the filter membrane dynamic apparatus (a) includes composite bushing device (a1), filter membrane piece (a2), mounting groove (a3), contactor
(a4), temperatuer detector (a5), taper oscillating tube (a6), the filter membrane piece (a2) be installed on the inside of mounting groove (a3) and with installation
Slot (a3) clearance fit, mounting groove (a3) lower section are equipped with composite bushing device (a1) and detain with composite bushing device (a1)
It connects, is equipped with taper oscillating tube (a6) on the inside of the composite bushing device (a1), the taper oscillating tube (a6) and composite bushing fill
Set (a1) clearance fit.
3. the dust granule detection device for the trace oscillating balance method that a kind of winter according to claim 2 uses, special
Sign is: the composite bushing device (a1) includes lower jacket layer (a101), upper jacket layer (a102), heating pipe (a103), protective layer
(a104), thermostat (a105), partition grooves (a106), the lower jacket layer (a101) be installed below jacket layer (a102) and with it is upper
Jacket layer (a102) clearance fit is equipped with heating pipe (a103) on the inside of the upper jacket layer (a102) and manages (a103) snapping with heating,
Be equipped with partition grooves (a106) on the inside of heating pipe (a103), the partition grooves (a106) be installed on the outside of thermostat (a105) and
It is flexibly connected with thermostat (a105), protective layer (a104) is equipped on the inside of the thermostat (a105) and is detained with protective layer (a104)
It connects.
4. the dust granule detection device for the trace oscillating balance method that a kind of winter according to claim 3 uses, special
Sign is: the heating pipe (a103) includes heating wire (a1031), casing (a1032), and the heating wire (a1031) is installed on
On the inside of casing (a1032) and with casing (a1032) clearance fit.
5. the dust granule detection device for the trace oscillating balance method that a kind of winter according to claim 2 uses, special
Sign is: the protective layer (a104) and interior tapered oscillating tube (a6) snapping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811196848.0A CN108982282B (en) | 2018-10-15 | 2018-10-15 | Dust particle detection device of micro-oscillation balance method used in winter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811196848.0A CN108982282B (en) | 2018-10-15 | 2018-10-15 | Dust particle detection device of micro-oscillation balance method used in winter |
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| Publication Number | Publication Date |
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| CN108982282A true CN108982282A (en) | 2018-12-11 |
| CN108982282B CN108982282B (en) | 2020-10-20 |
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| CN201811196848.0A Active CN108982282B (en) | 2018-10-15 | 2018-10-15 | Dust particle detection device of micro-oscillation balance method used in winter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116008143A (en) * | 2022-12-15 | 2023-04-25 | 中国矿业大学 | Synchronous monitor based on total dust and breathing dust of two-stage oscillating balance |
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| Publication number | Publication date |
|---|---|
| CN108982282B (en) | 2020-10-20 |
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Effective date of registration: 20200921 Address after: No.273 Wangchuan street, Wangchuan Town, Hui'an County, Quanzhou City, Fujian Province Applicant after: Quanzhou Huian Biyi Tea Co., Ltd Address before: 362333 2nd Floor, Caizhai 13, Taoyuan Village, Fengzhou Town, Nanan City, Quanzhou City, Fujian Province Applicant before: NAN'AN CITY FUQUAN MACHINERY TECHNOLOGY Co.,Ltd. |
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