CN108262181A - A kind of temperature control type atomizer for evaporative light scattering detector - Google Patents
A kind of temperature control type atomizer for evaporative light scattering detector Download PDFInfo
- Publication number
- CN108262181A CN108262181A CN201810072115.XA CN201810072115A CN108262181A CN 108262181 A CN108262181 A CN 108262181A CN 201810072115 A CN201810072115 A CN 201810072115A CN 108262181 A CN108262181 A CN 108262181A
- Authority
- CN
- China
- Prior art keywords
- atomizer
- capillary
- light scattering
- nebulizer body
- temperature control
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/16—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed
- B05B7/1693—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed with means for heating the material to be sprayed or an atomizing fluid in a supply hose or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
Abstract
The invention discloses a kind of temperature control type atomizers for evaporative light scattering detector, including nebulizer body, atomizer head is equipped on front side of nebulizer body, regulating device is equipped on rear side of nebulizer body, regulating device is connect with capillary, regulating device includes adjusting screw, and capillary is connect by adjusting screw with nebulizer body, and heating unit is equipped on the outside of capillary.Assembling and setting efficiency that the invention can solve evaporative light scattering detector atomizer is low, consistency is bad, low-temperature condition work influence sensitivity and the problems such as baseline noise, adjusting, consistency be good, dependable performance with facilitating, atomizing effect well advantages such as more excellent after temperature control.
Description
Technical field
The present invention relates to a kind of atomizer more particularly to a kind of temperature control type atomizers for evaporative light scattering detector.
Background technology
Atomizer (or they are sometimes referred to as sprayer) is the device that fine spray or aerosol are generated from liquid.Atomization
The particularly useful application of device is to provide the spraying containing dissolving or the drug particles to suspend, to be administered by sucking to patient.
Patent application No. is CN201280055805.5 discloses atomizer, the control list for controlling the atomizer
The method of member and operation atomizer, provides a kind of atomizer, including：Storage room is used to store the liquid to be atomized；It causes
Dynamic device, is configured as vibrating, to be atomized the liquid stored in the storage room；Nebulising element is arranged in
The liquid is atomized during the actuator operation；Sound detection device was configured as measuring by the atomizer in the operation phase
Between the sound that generates；The innovation and creation can detect the sound that atomizer generates during operation.
Patent application No. is CN201720264227.6 discloses a kind of atomizer, including atomizer cigarette holder, the first mist
Change device cigarette holder fixed seat, atomizer lubricating cup set, atomizer glass oil cup, atomizer regulating the qi flowing in the channels ring and atomizer regulating the qi flowing in the channels seat, atomizer
Cigarette holder, the first atomizer cigarette holder fixed seat are fixedly connected with the second atomizer cigarette holder fixed seat, atomizer gas-guide tube and atomizer
Lubricating cup set is tightly connected, and rosette is tightly connected under atomizer glass oil cup and atomizer, and single-shot atomization core is atomized with atomizer
Threaded block sealing installation, atomizer regulating the qi flowing in the channels ring are tightly connected with atomizer regulating the qi flowing in the channels seat.The utility model atomizer, each component connection
The sealing ring of rubber material is provided between mouthful, sealing is close, efficiently solves the problems, such as that atomizer sealing is untight, meanwhile,
The utility model atomizer optimizes the structure of conventional atomizers, and compared with conventional atomizers, which possesses more rationally
Structure, considerably increase the service life of atomizer.
But there are following defects for existing atomizer：
(1) current evaporative light scattering detector atomizer used in the market has using gas as power source
A piece stainless steel capillary nozzle needle conveys liquid, and liquid is broken into minimum liquid particles (mist) by an aperture gas,
And without heating unit, lead to not control atomization temperature, atomization process, which can absorb heat, greatly influences atomizing effect；
(2) since needle head and the required distance of aperture end face are high, assembling by hand is extremely difficult to ideal tolerance model
Enclose, and cannot be convenient, flexible adjustment, being dismounted for multiple times is needed to can be only achieved the desired margin of tolerance, so not only waste assembling adjust
Time and cost are tried, and the atomizer consistency of performance assembled is very poor；
(3) atomizer atomization process heat absorption causes nebulizer body to be in low-temperature condition so that the molecule being atomized
Bulky grain is condensed into again, is not easy to the evaporation drift tube into evaporative light scattering detector, is reduced so as to cause sample size, is sensitive
The problems such as degree declines and baseline noise is larger.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide the temperature controls for evaporative light scattering detector
Type atomizer, assembling and setting efficiency which can solve evaporative light scattering detector atomizer is low, consistency is bad, low temperature
Work status influences sensitivity and the problems such as baseline noise, has and facilitates that adjusting, consistency be good, dependable performance, is atomized after temperature control
Effect well advantages such as more excellent.
The purpose of the present invention adopts the following technical scheme that realization：
For the temperature control type atomizer of evaporative light scattering detector, including nebulizer body,
Atomizer head is equipped on front side of the nebulizer body, regulating device, the tune are equipped on rear side of the nebulizer body
Regulating device is connect with capillary, and the regulating device includes adjusting screw, and the capillary passes through adjusting screw and atomizer master
Body connects, and heating unit is equipped on the outside of the capillary.
Further, the regulating device includes adjusting sealing device and adjusting screw, the adjusting sealing device setting
Between nebulizer body and adjusting screw.
Further, the heating unit is equipped with capillary fixing piece, and the capillary is arranged on capillary fixing piece
On.
Further, the heating unit includes heating unit and temperature sensor, and first is equipped in the heating unit
Ceramic heating bar, the temperature sensor are also disposed in heating unit.
Further, the heating unit further includes the second ceramic heating bar, second ceramic heating bar be arranged on
First ceramic heating bar relative position.
Further, the nebulizer body side is equipped with the first fast pneumatic connector, the nebulizer body opposite side
Equipped with the second fast pneumatic connector, the effect of the first fast pneumatic connector is access air source, and nebulizer body opposite side is equipped with the
Two fast pneumatic connectors, the second fast pneumatic joint action are also to access air source, enhancing effect.
Further, atomization sealing device is equipped between the atomizer head and nebulizer body.
Compared with prior art, the beneficial effects of the present invention are：
(1) the temperature control type atomizer for evaporative light scattering detector of the invention, by setting regulating device, facilitate into
Row assembling, and by regulating device, convenient, flexible adjustment reduces the assembling and setting time and reduces assembling and setting cost, leads to
It overregulates so that the atomizer consistency of performance of assembling is preferable；
(2) the temperature control type atomizer for evaporative light scattering detector of the invention is added by being set on the outside of capillary
Thermal so that atomizer can be heated in atomization process, in suitable temperature, the advantage of doing so is that,
It prevents the molecule being atomized from condensing into bulky grain again, makes it easy to the evaporation drift tube into evaporative light scattering detector,
Sample size is improved, increases its sensitivity, and also solve the problem of baseline noise is big.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Description of the drawings
Fig. 1 is structure diagram of the present invention for the temperature control type atomizer of evaporative light scattering detector.
In figure：10th, atomizer head；100th, it is atomized sealing device；11st, nebulizer body；110th, the first fast pneumatic connector；
111st, the second fast pneumatic connector；12nd, regulating device；120th, sealing device is adjusted；121st, adjusting screw；13rd, capillary；14、
Capillary fixing piece；15th, heating unit；150th, heating unit；151st, the first ceramic heating bar；152nd, the second ceramic heating bar；
153rd, temperature sensor.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the present invention is described further, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Temperature control type atomizer for evaporative light scattering detector as shown in Figure 1, including nebulizer body 11, atomizer
The effect of main body 11 is to provide closed carrier gas space, and gap of the gas between capillary 13 and atomizer head 10 can only be allowed to pass through
And fixed other components, 11 front side of nebulizer body are equipped with atomizer head 10, the effect of atomizer head 10 is to provide one
Orifice (between hole depth 1.5-2mm) between 0.7mm-0.8mm, 11 rear side of nebulizer body are equipped with regulating device 12, adjust
Device 12 is connect with capillary 13, and 13 outside of capillary is equipped with heating unit 15, and more specifically, capillary 13 is set as
Stainless steel capillary, the effect of capillary 13 is that conveying needs the liquid being atomized and with atomizer head 10 coordinate to generate range of atomization,
By setting regulating device 12, facilitate and assembled, and by regulating device 12, convenient, flexible adjustment is reduced
Assembling and setting time and reduction assembling and setting cost, pass through adjusting so that the atomizer consistency of performance of assembling is preferable；Pass through
In 13 outside setting heating unit 15 of capillary so that atomizer can be heated in atomization process, in suitable temperature
In degree, the advantage of doing so is that, it prevents the molecule being atomized from condensing into bulky grain again, makes it easy to dissipate into evaporative light
The evaporation drift tube of detector is penetrated, improves sample size, increases its sensitivity, and also solves that baseline noise is big to ask
Topic.
As preferred embodiment, regulating device 12 includes adjusting sealing device 120 and adjusting screw 121, more has
Body, it adjusts sealing device 120 and is arranged between nebulizer body 11 and adjusting screw 121.Sealing device is adjusted by setting
120, gap of the adjusting screw 121 between 11 endoporus of nebulizer body can be sealed, more specifically, adjusts sealing device 120
It is set as adjusting sealing ring, the effect of adjusting screw 121 is fixed capillary 13 and capillary fixing piece 14, adjusts capillary 13
The distance of head and 10 top plan of atomizer head.
As preferred embodiment, heating unit 15 is equipped with capillary fixing piece 14, and capillary 13 is arranged on capillary
On pipe fixing piece 14.The effect of capillary fixing piece 14 is fixed capillary 13 and connection outside liquid intake line.
As preferred embodiment, heating unit 15 includes heating unit 150 and temperature sensor 153, heating unit
The first ceramic heating bar 151 is equipped in 150, temperature sensor 153 is also disposed in heating unit 150.First ceramic heating bar
151 effect is to provide heat source for heating unit 150, and the effect of temperature sensor 153 is to monitor the temperature of heating unit 150,
The effect of heating unit 150 is to provide heat source for whole device.
As preferred embodiment, heating unit 15 further includes the second ceramic heating bar 152, more specifically, second
Ceramic heating bar 152 is arranged on 151 relative position of the first ceramic heating bar.The effect of second ceramic heating bar 152 is also to add
Hot cell 150 provides heat source, the second ceramic heating bar 152 is arranged on 151 relative position of the first ceramic heating bar, effect is to make
Entire heating unit 150 is obtained to heat more uniformly.
As preferred embodiment, 11 side of nebulizer body is equipped with the first fast pneumatic connector 110, the first quick air
The effect of dynamic connector 110 is access air source, and 11 opposite side of nebulizer body is equipped with the second fast pneumatic connector 111, and second is quick
The effect of pneumatic joint 111 is also to access air source, enhancing effect.
As preferred embodiment, atomization sealing device 100 is equipped between atomizer head 10 and nebulizer body 11, is led to
Setting atomization sealing device 100 is crossed, it can be by the gap sealing between atomizer head 10 and nebulizer body 11, specifically
Ground, atomization sealing device 100 are set as atomization sealing ring.
Operation principle：Sealing device 100 is atomized to be packed into the circular trough of nebulizer body 11 again by atomizer head 10 with 3
Fixed screw is fixed on nebulizer body 11, is had on the first fast pneumatic connector 110 and the second fast pneumatic connector 111
Screw thread is separately mounted to the two sides of nebulizer body 11, and the sealing ring that adjusting sealing device 120 is inserted in adjusting screw 121 is pacified
In tankage, capillary 13 is welded on capillary fixing piece 14, then by the capillary 13 being welded, capillary fixing piece 14
(capillary 13 will be across the small of a 0.7mm ± 0.1mm on capillary fixing piece 14 in adjusting screw 121 for component
Hole), then the capillary 13 assembled, capillary fixing piece 14, adjusting screw 121,120 component of adjusting sealing device are utilized
Adjusting screw 121 is threadably mounted on nebulizer body 11, and 13, capillary is adjusted by tightening or unscrewing adjusting screw 121
(confirmed between reaching 0.5-0.8mm with the distance of 10 top plan of atomizer head with depthometer), by loosening atomizer
First 10 can fixed screw, move atomizer head 10 under an electron microscope, make the aperture on capillary 13 and atomizer head 10
Ensure that with one heart then be locked screw.
The liquid being atomized is needed to enter through the position of the arrival atomizer head 10 of capillary 13 from 14 entrance of capillary fixing piece
It puts (at the distance apart from 10 aperture pelvic outlet plane 0.5-0.8mm of atomizer head), the air source of dried and clean is from the first fast pneumatic
110 and second fast pneumatic connector 111 of connector enters nebulizer body 11, and the atomizer assembled only has at atomizer head 10
Aperture (0.7mm-0.8mm) and capillary 13 between have gap that can come out, have between atomizer head 10, capillary 13 at this time
The gas in gap can the liquid at the distance apart from 10 aperture pelvic outlet plane 0.5-0.8mm of atomizer head can with meeting, so as to
Form the effect for being atomized liquid herein.This whole process is completed (between 30-65 degree) and under temperature-controllable state in heating
Action.
The above embodiment is only the preferred embodiment of the present invention, it is impossible to the scope of protection of the invention is limited with this,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (7)
1. a kind of temperature control type atomizer for evaporative light scattering detector, including nebulizer body, it is characterised in that：
Atomizer head is equipped on front side of the nebulizer body, regulating device is equipped on rear side of the nebulizer body, it is described to adjust dress
It puts and is connect with capillary, the regulating device includes adjusting screw, and the capillary is connected by adjusting screw and nebulizer body
It connects, heating unit is equipped on the outside of the capillary.
2. it to be used for the temperature control type atomizer of evaporative light scattering detector as described in claim 1, it is characterised in that：The adjusting
Device further includes adjusting sealing device, and the adjusting sealing device is arranged between nebulizer body and adjusting screw.
3. it to be used for the temperature control type atomizer of evaporative light scattering detector as claimed in claim 2, it is characterised in that：The heating
Device is equipped with capillary fixing piece, and the capillary is arranged on capillary fixing piece.
4. it to be used for the temperature control type atomizer of evaporative light scattering detector as claimed in claim 3, it is characterised in that：The heating
Device includes heating unit and temperature sensor, and the first ceramic heating bar, the temperature sensor are equipped in the heating unit
It is also disposed in heating unit.
5. it to be used for the temperature control type atomizer of evaporative light scattering detector as claimed in claim 4, it is characterised in that：The heating
Device further includes the second ceramic heating bar, and second ceramic heating bar is arranged on and the first ceramic heating bar relative position.
6. it to be used for the temperature control type atomizer of evaporative light scattering detector as described in claim 1, it is characterised in that：The atomization
Device body side be equipped with the first fast pneumatic connector, the nebulizer body opposite side be equipped with the second fast pneumatic connector, first
The effect of fast pneumatic connector is access air source, and nebulizer body opposite side is equipped with the second fast pneumatic connector, the second quick air
Dynamic joint action is also to access air source, enhancing effect.
7. it to be used for the temperature control type atomizer of evaporative light scattering detector as claimed in claim 5, it is characterised in that：The atomization
Atomization sealing device is equipped between device head and nebulizer body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810072115.XA CN108262181A (en) | 2018-01-25 | 2018-01-25 | A kind of temperature control type atomizer for evaporative light scattering detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810072115.XA CN108262181A (en) | 2018-01-25 | 2018-01-25 | A kind of temperature control type atomizer for evaporative light scattering detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108262181A true CN108262181A (en) | 2018-07-10 |
Family
ID=62776671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810072115.XA Pending CN108262181A (en) | 2018-01-25 | 2018-01-25 | A kind of temperature control type atomizer for evaporative light scattering detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN108262181A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB889209A (en) * | 1958-07-21 | 1962-02-07 | Renault | Improvements in or relating to heating and atomizing devices for conditioning an atmosphere |
| US5464157A (en) * | 1994-07-18 | 1995-11-07 | The Perkin-Elmer Corporation | Nebulizer for use in an atomic absorption system |
| CA2365615A1 (en) * | 2000-01-25 | 2001-08-02 | John Zink Company, Llc | High efficiency fuel oil atomizer |
| CN202778307U (en) * | 2012-07-30 | 2013-03-13 | 天津开发区合普工贸有限公司 | Concentration-precisely-controlled ultra-small-grain-diameter aerosol generation equipment |
| CN203484263U (en) * | 2013-09-12 | 2014-03-19 | 辽宁省机械研究院有限公司 | Device for mixed constant-temperature anti-corrosion spraying of multi-component liquid |
| CN205109985U (en) * | 2015-11-06 | 2016-03-30 | 北京曙光明电子光源仪器有限公司 | High -efficient corrosion resistant atomizer |
| CN206642944U (en) * | 2017-03-23 | 2017-11-17 | 闫江 | A kind of nano ultrafine powderses atomizer head |
-
2018
- 2018-01-25 CN CN201810072115.XA patent/CN108262181A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB889209A (en) * | 1958-07-21 | 1962-02-07 | Renault | Improvements in or relating to heating and atomizing devices for conditioning an atmosphere |
| US5464157A (en) * | 1994-07-18 | 1995-11-07 | The Perkin-Elmer Corporation | Nebulizer for use in an atomic absorption system |
| CA2365615A1 (en) * | 2000-01-25 | 2001-08-02 | John Zink Company, Llc | High efficiency fuel oil atomizer |
| CN202778307U (en) * | 2012-07-30 | 2013-03-13 | 天津开发区合普工贸有限公司 | Concentration-precisely-controlled ultra-small-grain-diameter aerosol generation equipment |
| CN203484263U (en) * | 2013-09-12 | 2014-03-19 | 辽宁省机械研究院有限公司 | Device for mixed constant-temperature anti-corrosion spraying of multi-component liquid |
| CN205109985U (en) * | 2015-11-06 | 2016-03-30 | 北京曙光明电子光源仪器有限公司 | High -efficient corrosion resistant atomizer |
| CN206642944U (en) * | 2017-03-23 | 2017-11-17 | 闫江 | A kind of nano ultrafine powderses atomizer head |
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