CN218628648U

CN218628648U - Atomizer applied to atomic absorption spectrometer

Info

Publication number: CN218628648U
Application number: CN202222502642.4U
Authority: CN
Inventors: 李莉; 赵茜
Original assignee: Ningxia Taifu Petroleum And Petrochemical Products Inspection And Testing Center Co ltd
Current assignee: Ningxia Taifu Petroleum And Petrochemical Products Inspection And Testing Center Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-03-14
Anticipated expiration: 2032-09-21

Abstract

The utility model relates to a be applied to atomizer of atomic absorption spectrum appearance, which comprises a mounting bas, the bottom fixedly connected with three way connection of mount pad, the cavity has been seted up to three way connection's inner chamber, the top intercommunication that three way connection is close to the mount pad has the atomizing glass capillary that uses with the cavity cooperation, the head end cover that the mount pad was kept away from to atomizing glass capillary is equipped with the glass atomizer cover, be provided with the structure of flow equalizing with atomizing glass capillary cooperation use in the glass atomizer cover. Through setting up the structure of flow equalizing, enlarge atomizing glass capillary's atomizing discharge area earlier, do benefit to atomizing glass capillary and to the abundant discharge work of sample atomized liquid, enlarge the flow space and the discharge area of sample atomized liquid in the glass atomizer shield again, make the sample atomized liquid in the glass atomizer shield carry out even discharge, improve the discharge uniformity of sample atomized liquid, carry out the rotatory flow equalizing to the sample atomized liquid in the glass atomizer shield simultaneously and handle.

Description

Atomizer applied to atomic absorption spectrometer

Technical Field

The utility model relates to an atomizer technical field for the atomic absorption spectrometer especially relates to a be applied to atomizer of atomic absorption spectrometer.

Background

The atomic absorption spectrometer can carry out multiple elemental analysis, it is present more reliable elemental analysis method, wherein flame atomic absorption spectroscopy is when carrying out the elemental detection, need carry out atomizing treatment to detecting element sample with the help of the atomizer, and the atomizer on the present atomic absorption spectrometer does not have the atomizing function of flow equalizing, lead to appearing blocking phenomenon often in the atomizer, need frequently dredge the clearance to the jam position in the atomizer, in addition because the atomization efficiency is low, cause the consumption of reagent great, be unfavorable for energy-concerving and environment-protective, must not repay.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the current-sharing atomization function is not available in the prior art, and providing an atomizer applied to an atomic absorption spectrometer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a be applied to atomizer of atomic absorption spectrum appearance, includes the mount pad, the bottom fixedly connected with three way connection of mount pad, the cavity has been seted up to three way connection's inner chamber, three way connection's bottom intercommunication has the kind tubule of advancing that uses with the cavity cooperation, three way connection keeps away from the one end intercommunication of advancing the kind tubule and has the suction nozzle that uses with the cavity cooperation, three way connection is close to the top intercommunication of mount pad has the atomizing glass capillary that uses with the cavity cooperation, the head end cover that the mount pad was kept away from to atomizing glass capillary is equipped with glass atomization cover, be provided with the structure that flow equalizes that uses with atomizing glass capillary cooperation in the glass atomization cover, one side integrated into one piece of glass atomization cover has the glass support arm, the opposite side integrated into one piece of glass support arm has the glass impact ball that uses with glass atomization cover export cooperation.

Preferably, the structure of flow equalizing includes supplementary export, supplementary export is seted up around atomizing glass capillary keeps away from the mount pad, atomizing glass capillary's export integrated into one piece has the extension tip, the atomizing tip that uses with glass impact ball cooperation is seted up in the export of glass atomizing cover, the glass atomizing cover inner chamber is close to atomizing tip all seted up the inlet hole all around, the glass atomizing cover is close to all around atomizing tip outside set up with inlet hole intercommunication complex portal and lie in all around of glass impact ball side, the glass atomizing cover inner chamber is close to one side of atomizing glass capillary and has seted up the vat, the glass atomizing cover inner chamber is close to one side of inlet hole and has seted up the microgroove with vat intercommunication complex, the top fixedly connected with flow equalizing net that the vat inner chamber is close to atomizing glass capillary, flow equalizing net is close to atomizing glass capillary's center department and rotates and is connected with miniature air discharge fan.

Preferably, the auxiliary outlets are circumferentially distributed along the longitudinal axis of the atomized glass capillary, and the expansion end part and the atomization end part are both in a horn-shaped design.

Preferably, the inlet hole and the outlet hole are distributed in an outward inclined state along the longitudinal axis of the glass atomization cover, and the edge opening of the outlet hole is designed by adopting an arc chamfer.

Preferably, the large groove and the small groove are designed in a bullet head shape, the large groove and the small groove are distributed in an opposite state, and the communicating part of the large groove and the small groove is designed in a small-caliber edge opening mode.

Preferably, all spray on flow equalization net and the miniature air discharge fan have corrosion resistant coating, the flabellum of miniature air discharge fan adopts streamlined design and is the plastics material.

Preferably, the bottom of the inner cavity of the glass atomization cover is embedded with a rubber clamping sleeve used with the atomization glass capillary tube in a matched mode, and one ends, close to the mounting seat and the tee joint, of the sample injection thin tube, the air inlet nozzle and the atomization glass capillary tube are coated with a sealant.

Compared with the prior art, the beneficial effects of the utility model are that:

this atomizer for atomic absorption spectrometer, through setting up the structure of flow equalizing, by the cooperation of supplementary export and extension tip, enlarge atomizing glass capillary's atomizing discharge area, do benefit to atomizing glass capillary to the abundant discharge work of sample atomized liquid, prevent that atomizing glass capillary export undersize from appearing blockking up, by the atomizing tip, advance the hole, the outlet hole, the cooperation of big groove and microgroove, enlarge the flow space and the discharge area of sample atomized liquid in the glass atomization cover, make the sample atomized liquid in the glass atomization cover evenly discharge, improve the discharge uniformity of sample atomized liquid, again by the cooperation of flow equalizing net and miniature air discharge fan, sample atomized liquid in the glass atomization cover carries out the rotation flow equalizing and handles, prevent that the sample atomized liquid from appearing the air current disorder and the stifled phenomenon of rivers silt in the glass atomization cover, further improve the discharge uniformity and the anti-clogging performance of sample atomized liquid.

This be applied to atomic absorption spectrometer's atomizer, through the rubber cutting ferrule, the experimenter of being convenient for closely blocks the glass atomizer cover in atomizing glass capillary's preset position, realizes the quick assembly disassembly effect between glass atomizer cover and the atomizing glass capillary, through sealed glue, seals the processing to advancing kind tubule, suction nozzle and atomizing glass capillary's hookup location, avoids advancing kind tubule, suction nozzle and atomizing glass capillary hookup location and the gas leakage appears.

Drawings

Fig. 1 is a schematic structural diagram of an atomizer applied to an atomic absorption spectrometer according to the present invention;

fig. 2 is a bottom view of an atomizer applied to an atomic absorption spectrometer according to the present invention;

fig. 3 is a partial sectional view of an atomizer applied to an atomic absorption spectrometer according to the present invention;

fig. 4 is a partial sectional exploded view of the structure of the glass atomization cover according to the present invention.

In the figure: 1. a mounting seat; 2. a three-way joint; 3. a cavity; 4. a sample introduction tubule; 5. an air inlet nozzle; 6. atomizing a glass capillary; 7. a glass atomization hood; 8. a current sharing structure; 81. an auxiliary outlet; 82. an expanded end portion; 83. an atomizing end; 84. entering a hole; 85. an outlet hole; 86. a large groove; 87. a small groove; 88. a flow-equalizing net; 89. a micro exhaust fan; 9. a glass support arm; 10. a glass impact ball; 11. a rubber ferrule; 12. and (7) sealing the glue.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, an atomizer applied to an atomic absorption spectrometer comprises a mounting base 1, the bottom of the mounting base 1 is fixedly connected with a three-way joint 2, the inner cavity of the three-way joint 2 is provided with a cavity 3, the bottom end of the three-way joint 2 is communicated with a sample injection tubule 4 used in cooperation with the cavity 3, one end of the three-way joint 2 away from the sample injection tubule 4 is communicated with an air inlet nozzle 5 used in cooperation with the cavity 3, the top of the three-way joint 2 close to the mounting base 1 is communicated with an atomized glass capillary 6 used in cooperation with the cavity 3, the head end of the atomized glass capillary 6 away from the mounting base 1 is covered with a glass atomization cover 7, a flow equalizing structure 8 used in cooperation with the atomized glass capillary 6 is arranged in the glass atomization cover 7, by arranging the flow equalizing structure 8, the atomization discharge area of the atomization glass capillary tube 6 is enlarged by the matching of the auxiliary outlet 81 and the expansion end part 82, the atomization glass capillary tube 6 is favorable for fully discharging sample atomized liquid, to prevent the blockage of the outlet of the atomized glass capillary 6 when the outlet is too small, the cooperation of the atomization end 83, the inlet hole 84, the outlet hole 85, the large groove 86 and the small groove 87 enlarges the flowing space and the discharge area of the sample atomized liquid in the glass atomization cover 7, so that the sample atomized liquid in the glass atomization cover 7 is uniformly discharged, the discharge uniformity of the sample atomized liquid is improved, and then the cooperation of the flow equalizing net 88 and the micro exhaust fan 89, the sample atomized liquid in the glass atomization cover 7 is subjected to rotation flow equalization treatment to prevent the sample atomized liquid from generating airflow disorder and airflow clogging in the glass atomization cover 7, the discharge uniformity and the anti-clogging performance of the sample atomized liquid are further improved, a glass support arm 9 is integrally formed on one side of the glass atomization cover 7, and a glass impact ball 10 matched with the outlet of the glass atomization cover 7 for use is integrally formed on the other side of the glass support arm 9.

Example two

The improvement on the basis of the first embodiment: an atomizer applied to an atomic absorption spectrometer comprises a mounting seat 1, wherein the bottom of the mounting seat 1 is fixedly connected with a three-way joint 2, an inner cavity of the three-way joint 2 is provided with a cavity 3, the bottom end of the three-way joint 2 is communicated with a sample injection tubule 4 matched with the cavity 3 for use, one end of the three-way joint 2 away from the sample injection tubule 4 is communicated with a gas inlet nozzle 5 matched with the cavity 3 for use, the top of the three-way joint 2 close to the mounting seat 1 is communicated with an atomized glass capillary tube 6 matched with the cavity 3 for use, one ends of the sample injection tubule 4, the gas inlet nozzle 5 and the atomized glass capillary tube 6 close to the mounting seat 1 and the three-way joint 2 are respectively coated with a sealant 12, the connection positions of the sample injection tubule 4, the gas inlet nozzle 5 and the atomized glass capillary tube 6 are sealed, and gas leakage at the connection positions of the sample injection tubule 4, the gas inlet nozzle 5 and the atomized glass capillary tube 6 is avoided, the end, far away from the mounting seat 1, of the atomized glass capillary tube 6 is covered with a glass atomization cover 7, a rubber clamping sleeve 11 matched with the atomized glass capillary tube 6 is embedded at the bottom of an inner cavity of the glass atomization cover 7, so that an experimenter can tightly clamp the glass atomization cover 7 at a preset position of the atomized glass capillary tube 6 to realize the effect of quick assembly and disassembly between the glass atomization cover 7 and the atomized glass capillary tube 6, a flow equalizing structure 8 matched with the atomized glass capillary tube 6 is arranged in the glass atomization cover 7, the flow equalizing structure 8 comprises auxiliary outlets 81, the auxiliary outlets 81 are circumferentially distributed along the longitudinal axis of the atomized glass capillary tube 6 to assist in uniformly discharging sample atomized liquid, the discharge area of the atomized glass capillary tube 6 is enlarged, the auxiliary outlets 81 are arranged around the atomized glass capillary tube 6, far away from the mounting seat 1, and an extension end 82 is integrally formed at the outlets of the atomized glass capillary tube 6, the outlet of the glass atomization cover 7 is provided with an atomization end part 83 which is matched with the glass impact ball 10 for use, the expansion end part 82 and the atomization end part 83 are both designed in a horn shape, the discharge area of the sample atomized liquid is enlarged, the periphery of the inner cavity of the glass atomization cover 7, which is close to the atomization end part 83, is provided with inlet holes 84, the periphery of the glass atomization cover 7, which is close to the outer side of the atomization end part 83, is provided with outlet holes 85 which are communicated and matched with the inlet holes 84, the outlet holes 85 are positioned on the periphery of the side surface of the glass impact ball 10, the inlet holes 84 and the outlet holes 85 are distributed in an outward inclined state along the longitudinal axis of the glass atomization cover 7, the sample atomized liquid is discharged from the periphery of the side surface in an auxiliary manner, so as to prevent the sample atomized liquid from being blocked at the outlet position of the glass atomization cover 7, the edge of the outlet holes 85 is designed in an arc chamfer, one side of the inner cavity of the glass atomization cover 7, which is close to the atomized glass capillary 6, is provided with a large groove 86, one side of the inner cavity of the glass atomization hood 7, which is close to the inlet hole 84, is provided with a small groove 87 communicated and matched with the large groove 86, the large groove 86 and the small groove 87 are both designed in a bullet shape, so that the flow work of sample atomized liquid is facilitated, and the air current disorder is prevented, the large groove 86 and the small groove 87 are distributed in an opposite state, the communication part of the large groove 86 and the small groove 87 adopts a small-caliber edge design, the gas pressure of the sample atomized liquid is increased, the rapid discharge work of the sample atomized liquid is facilitated, the top end of the inner cavity of the large groove 86, which is close to the atomized glass capillary 6, is fixedly connected with a flow equalizing net 88, the center of the flow equalizing net 88, which is close to the atomized glass capillary 6, is rotatably connected with a micro exhaust fan 89, corrosion-resistant paint is sprayed on the flow equalizing net 88 and the micro exhaust fan 89, the corrosion speed of the sample atomized liquid to the flow equalizing net 88 and the micro exhaust fan 89 is slowed down, and the service lives of the flow equalizing net 88 and the micro exhaust fan 89 are prolonged, the flabellum of miniature air discharge fan 89 adopts streamlined design and is the plastics material, alleviate the weight of miniature air discharge fan 89, accelerate the slew velocity of miniature air discharge fan 89, through setting up flow equalizing structure 8, by the cooperation of auxiliary outlet 81 and extension tip 82, enlarge the atomizing discharge area of atomizing glass capillary 6, do benefit to atomizing glass capillary 6 and to the abundant discharge work of sample atomized liquid, prevent that atomizing glass capillary 6 export undersize from appearing blockking up, by atomizing tip 83, advance hole 84, exit 85, the cooperation of large groove 86 and small groove 87, enlarge the flow space and the discharge area of sample atomized liquid in glass atomization cover 7, make the sample atomized liquid in glass atomization cover 7 carry out even discharge, improve the discharge homogeneity of sample atomized liquid, again by the cooperation of flow equalizing net 88 and miniature air discharge fan 89, carry out the rotatory flow equalizing treatment to the sample atomized liquid in glass atomization cover 7, prevent that the sample atomized liquid from appearing the air current disorder and the stifled phenomenon in glass atomization cover 7, further improve the discharge homogeneity and the performance of sample atomized liquid and one side of glass atomization cover 7, glass atomization cover 7 has glass 9, glass atomization cover 9 and the integrative glass atomization cover 10 cooperation of blocking up the integrative shaping.

The utility model discloses in, the experimenter will earlier cover 7 covers to atomizing glass capillary 6 on glass atomizing, and extrude the chucking by rubber cutting ferrule 11 to atomizing glass capillary 6 surface, will advance kind tubule 4 and external sample liquid intercommunication again, and make sample liquid get into in cavity 3 among three way connection 2, again with suction nozzle 5 and external air supply intercommunication, then external air supply exerts high-pressure gas in cavity 3 among 5 to three way connection 2 through suction nozzle, make and produce powerful pressure in cavity 3, under the pressure effort, sample liquid discharges to the big groove 86 of glass atomizing cover 7 with the atomizing form is in proper order through supplementary export 81 and extension tip 82 on atomizing glass capillary 6 fast, powerful pressure in cavity 3 lasts under the effect, sample atomizing liquid forces miniature exhaust fan 89 to rotate thereupon, then the miniature exhaust fan 89 of rotation state discharges the sample atomizing liquid fast to the microgroove 87 after the equal flow net 88 processing, and then the sample atomizing liquid gets into the sample after the small-diameter orifice of the intercommunication department of big groove 86 and microgroove 87 fast impact, because the passageway is then the further increased, the sample atomizing liquid provides the sample atomizing liquid and then can be discharged by the sample after the impact of the collision of the sample after the fast and the collision of the design, then the sample atomizing sample 10, and the sample atomizing is discharged the sample 10, and the design the sample is discharged fast after the small-time of the small-stream-flow-time narrowed, the sample collision, the sample is discharged fast impact, and the sample is followed by the small-time narrowed, the sample is discharged, the sample.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An atomizer for atomic absorption spectroscopy appearance, includes mount pad (1), its characterized in that: the bottom fixedly connected with three way connection (2) of mount pad (1), cavity (3) have been seted up to the inner chamber of three way connection (2), the bottom intercommunication of three way connection (2) has and cooperates the appearance tubule (4) of using with cavity (3), the one end intercommunication that three way connection (2) kept away from kind tubule (4) has suction nozzle (5) of using with cavity (3) cooperation, the top intercommunication that three way connection (2) are close to mount pad (1) has atomizing glass capillary (6) of using with cavity (3) cooperation, the head end cover that mount pad (1) was kept away from in atomizing glass capillary (6) is equipped with glass atomization cover (7), be provided with in glass atomization cover (7) and cooperate the structure (8) that flow equalizes that uses with atomizing glass capillary (6), one side integrated into one piece of glass atomization cover (7) has glass support arm (9), the opposite side integrated into one piece of glass support arm (9) has glass impact ball (10) of using with glass atomization cover (7) export cooperation.

2. The nebulizer applied to the atomic absorption spectrometer of claim 1, the flow equalizing structure (8) comprises an auxiliary outlet (81), the auxiliary outlet (81) is arranged on the periphery of the atomized glass capillary tube (6) far away from the mounting seat (1), the outlet of the atomized glass capillary tube (6) is integrally formed with an expanded end part (82), an atomizing end part (83) matched with the glass impact ball (10) for use is arranged at the outlet of the glass atomizing cover (7), the periphery of the inner cavity of the glass atomization cover (7) close to the atomization end part (83) is provided with inlet holes (84), the periphery of the glass atomization cover (7) close to the outer side of the atomization end part (83) is provided with an outlet hole (85) communicated and matched with the inlet hole (84), the outlet hole (85) is positioned on the periphery of the side surface of the glass impact ball (10), one side of the inner cavity of the glass atomization cover (7) close to the atomization glass capillary tube (6) is provided with a large groove (86), one side of the inner cavity of the glass atomization cover (7) close to the inlet hole (84) is provided with a small groove (87) communicated and matched with the large groove (86), the top end of the inner cavity of the big groove (86), which is close to the atomized glass capillary tube (6), is fixedly connected with a flow equalizing net (88), the flow equalizing net (88) is rotatably connected with a miniature exhaust fan (89) near the center of the atomized glass capillary (6).

3. The atomizer applied to atomic absorption spectroscopy according to claim 2, wherein the auxiliary outlets (81) are distributed circumferentially along the longitudinal axis of the atomized glass capillary (6), and the flared end (82) and the atomized end (83) are both of "horn" design.

4. The atomizer for atomic absorption spectroscopy according to claim 2, wherein the inlet hole (84) and the outlet hole (85) are disposed along the longitudinal axis of the glass atomizing cover (7) in an outward-inclined manner, and the edge of the outlet hole (85) is designed to be chamfered in an arc shape.

5. The atomizer applied to atomic absorption spectroscopy according to claim 2, wherein the large groove (86) and the small groove (87) are both designed in a "bullet" shape, the large groove (86) and the small groove (87) are distributed in an opposite state, and the connection between the large groove (86) and the small groove (87) is designed in a small-diameter edge.

6. The atomizer applied to the atomic absorption spectrometer according to claim 2, wherein the flow equalizing net (88) and the micro exhaust fan (89) are both coated with corrosion-resistant coating, and the blades of the micro exhaust fan (89) are streamline and made of plastic.

7. The atomizer applied to atomic absorption spectroscopy according to claim 1, wherein a rubber ferrule (11) used in cooperation with the atomized glass capillary tube (6) is embedded in the bottom of the inner cavity of the glass atomization cover (7), and a sealant (12) is coated on one ends of the sample injection capillary tube (4), the air inlet nozzle (5) and the atomized glass capillary tube (6) close to the mounting base (1) and the three-way joint (2).