CN208383521U - A kind of band adds the U-shaped fritted glass disk bubbler of sampler - Google Patents

Abstract

The utility model provides the U-shaped fritted glass disk bubbler that a kind of band adds sampler, including U-shaped fritted glass disk bubbler and pipettor, U-shaped fritted glass disk bubbler includes vertically setting and bottom passes through the connected air inlet pipe of bend pipe and absorption tube, the first connection strap and the second connection strap are respectively fixed in the middle part of the downside of the absorption tube and bend pipe, the first magnetic stripe and the second magnetic stripe are respectively arranged on first connection strap and the second connection strap, pipettor includes the pipette that liquid relief syringe and one end are connected to liquid relief syringe dispensing end, third magnetic stripe is provided on the other end of pipette, and the other end of the pipette extends at the first connection strap or the second connection strap of absorption tube, and it is attracting by third magnetic stripe and the magnetic stripe on the first connection strap or the second connection strap.It is cumbersome to solve existing sample-adding sampling work, the problems such as time-consuming, and injection volume is inaccurate.Belong to environmental monitoring, health and epidemic prevention monitoring field.

Description

A kind of band adds the U-shaped fritted glass disk bubbler of sampler

Technical field

The utility model relates to a kind of U-shaped fritted glass disk bubbler with liquid-transfering device, belongs to environmental monitoring, health and epidemic prevention Monitoring field.

Background technique

U-shaped fritted glass disk bubbler is usually used in air pollutants (sulfur dioxide, nitric oxide, nitrogen dioxide, ozone etc.) Detection.Air pollutants, which pass through, is sent into laboratory testing analysis after spot sampling, gaseous pollutant by constant flow sampler and Fritted glass disk bubbler enters absorbing liquid, and laboratory draws standard curve by standard solution and carries out quantitative analysis to absorbing liquid, Calculate the testing result of final air pollutants.Therefore it is required that absorbing liquid sample-adding is precisely, and free of contamination will inhale after sampling in time It receives liquid and all produces preservation inspection, accurate detection result could be obtained.

U-shaped fritted glass disk bubbler absorption efficiency is higher, is often widely used in air pollution analyte detection, but U-shaped porous Plate absorption tube sample-adding sampling difficulty is big, and liquid adding and extracting is cumbersome, and time-consuming, spot sampling heavy workload.Absorbing liquid adds at present Sample needs double cooperation, people's ear washing bulb and pipette quantitative liquid suction from Single port liquid feeding, and a people tilts absorption bottle from another Port is evacuated with ear washing bulb, gives negative pressure and absorbing liquid is allowed to enter U-shaped fritted glass disk bubbler, and liquid feeding speed is slow, once cooperation Accidentally or the too fast absorbing liquid of liquid feeding fills up feed liquor nozzle, will result in absorbing liquid spilling, precision is not high, needs replacing clean U Type fritted glass disk bubbler re-operates.Absorbing liquid samples after sampling at present, and absorbing liquid is often blown into band repeatedly by ear washing bulb Lid colorimetric cylinder, time-consuming, and liquid is difficult whole transfers, influences the accuracy of subsequent analysis result.Therefore conventional on-site sample man Work amount is big, low efficiency, and time-consuming and accuracy is not high.

Existing some sample-addings and sampler, volume is big, connects complexity, not easy cleaning, not extensive by spot sampling It uses.Therefore in the prior art there is an urgent need for it is a kind of it is easy to operate, be convenient for carrying, the technical side that can be accurately loaded and sample in time Case solves the problem of that time-consuming for U-shaped fritted glass disk bubbler sample-adding sampling spot sampling intricate operation.

Summary of the invention

The purpose of this utility model is that: for the above problem existing for bubble absorption tube in the prior art, provide one kind The U-shaped fritted glass disk bubbler of band plus sampler, cumbersome to solve existing sample-adding sampling work, time-consuming, and injection volume is not The problems such as accurate.

To solve the above problems, providing the U-shaped fritted glass disk bubbler that a kind of band adds sampler, including U-shaped porous Plate absorption tube and pipettor, U-shaped fritted glass disk bubbler include vertically setting and bottom by bend pipe be connected air inlet pipe and Absorption tube is respectively fixed with the first connection strap and the second connection strap, the first connection in the middle part of the downside of the absorption tube and bend pipe The first magnetic stripe and the second magnetic stripe are respectively arranged on item and the second connection strap, pipettor includes that liquid relief syringe is connected with one end In being provided with third magnetic stripe on the pipette of liquid relief syringe dispensing end, the other end of pipette, and the pipette is another End extends at the first connection strap or the second connection strap of absorption tube, and passes through third magnetic stripe and the first connection strap or the second connection strap On magnetic stripe it is attracting.

Preferably, graduation mark is labeled on the tube wall of the liquid relief syringe；

Preferably, first connection strap and the second connection strap be arranged respectively the downside for being fixed on absorption tube and with bend pipe Outside, the first magnetic stripe and the second magnetic stripe are individually fixed in the inside of the first connection strap and the second connection strap, the bottom in absorption tube It is horizontally arranged with porous glass plate, 1/6 range of the belt covering of the fan of the first magnetic stripe covering absorption tube, the second magnetic stripe covers bend pipe 1/3 range of belt covering of the fan；

Preferably, second magnetic stripe is fixed on the bottom of bend pipe by the second connection strap；

Preferably, the outer surface of the third magnetic stripe is coated with layer protecting film, it is avoided to contact with absorbing liquid；

Preferably, the liquid relief syringe is glass syringe, and the injection tube inner wall of liquid relief syringe is grournd glass face.

Compared with prior art, the shifting of the included sample-adding sampling liquid relief of U-shaped fritted glass disk bubbler provided by the utility model Liquid device, when use, is easy to operate, is convenient for carrying, and it is numerous to solve U-shaped fritted glass disk bubbler sample-adding sampling spot sampling work Trivial, the problems such as time-consuming, sample-adding takes absorbing liquid to be easy to overflow, sample-adding inaccuracy, which can guarantee that sample-adding is accurate, and energy It is free of contamination in time that absorbing liquid after sampling is produced into preservation inspection, the working efficiency and operability of spot sampling are improved, is had Highly important practical significance.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the schematic view of the front view of pipettor.

Specific embodiment

To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing The detailed description of step, it should be understood that described herein specific examples are only used to explain the present invention, is not used to limit this hair It is bright.

Embodiment:

Referring to figs. 1 to Fig. 2, the present embodiment provides the U-shaped fritted glass disk bubbler that a kind of band adds sampler, including it is U-shaped Fritted glass disk bubbler and pipettor, U-shaped fritted glass disk bubbler include vertically setting and bottom by bend pipe be connected into Tracheae 11 and absorption tube 12 are respectively fixed with the first connection strap 3 and second in the middle part of the downside of the absorption tube 12 and bend pipe and connect The first magnetic stripe 31 and the second magnetic stripe 41 are respectively arranged on narrow bars 4, the first connection strap 3 and the second connection strap 4, pipettor 2 wraps It includes liquid relief syringe 21 and one end is connected to the pipette 22 of 21 dispensing end of liquid relief syringe, liquid relief syringe 21 is Glass syringe Device, the injection tube inner wall of liquid relief syringe 21 are grournd glass face, are labeled with graduation mark 6 on the tube wall of liquid relief syringe 21, move Third magnetic stripe 5 is provided on the other end of liquid pipe 22, and the other end of the pipette 22 extends to the first connection of absorption tube 12 At item 3 or the second connection strap 4, and it is attracting by third magnetic stripe 5 and the magnetic stripe on the first connection strap 3 or the second connection strap 4.

First connection strap 3 and the second connection strap 4 are arranged the downside for being fixed on absorption tube 12 and the outside with bend pipe respectively, the One magnetic stripe 31 and the second magnetic stripe 41 are individually fixed in the inside of the first connection strap 3 and the second connection strap 4, the bottom in absorption tube 12 It is horizontally arranged with porous glass plate 7, first magnetic stripe 31 covers absorption tube 12 and goes in ring 1/6 range of covering of the fan, the second magnetic stripe 41 1/3 range of the belt covering of the fan of bend pipe is covered, and second magnetic stripe 41 is fixed on the bottom of bend pipe by the second connection strap 4, the The outer surface of three magnetic stripes 5 is coated with layer protecting film, it is avoided to contact with absorbing liquid, and pipette 22 is curved silicone tube, magnetic The common magnetic force material such as ferro-gum, neodymium iron boron, rubber-NdFeB bonded magnets may be selected in strip material.

When liquid feeding, the magnetic stripe end of pipette 22 is extended to along absorption tube 12 to the specified liquid feeding in U-shaped fritted glass disk bubbler Point, and it is arranged with the first connection strap 3 outside the U-shaped fritted glass disk bubbler at liquid feeding point, it is real by the attraction of the first magnetic stripe 31 Existing 22 end third magnetic stripe 5 of pipette specified liquid feeding point positioning then, 2 structure of pipettor is to U-shaped fritted glass disk bubbler Interior sample-adding；When taking liquid, the magnetic stripe end of pipette 22 specified is taken into liquid along what air inlet pipe 11 extended in U-shaped fritted glass disk bubbler Point, and the second connection strap 4 is arranged with outside the U-shaped fritted glass disk bubbler at liquid point taking, it is real by the attraction of the second magnetic stripe 41 Existing 22 end third magnetic stripe 5 of pipette the specified positioning for taking liquid point then, 2 structure of pipettor is from U-shaped fritted glass disk bubbler Interior sampling.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (6)

1. the U-shaped fritted glass disk bubbler that a kind of band adds sampler, it is characterised in that: including U-shaped fritted glass disk bubbler (1) With pipettor (2), U-shaped fritted glass disk bubbler (1) includes vertically setting and the air inlet pipe (11) that bottom is connected by bend pipe With absorption tube (12), it is respectively fixed with the first connection strap (3) and second in the middle part of the downside of the absorption tube (12) and bend pipe and connects It is respectively arranged with the first magnetic stripe (31) and the second magnetic stripe (41) on narrow bars (4), the first connection strap (3) and the second connection strap (4), Pipettor (2) includes the pipette (22) that liquid relief syringe (21) and one end are connected to liquid relief syringe (21) dispensing end, liquid relief It manages and is provided with third magnetic stripe (5) on the other end of (22), and the other end of the pipette (22) extends to the of absorption tube (12) At one connection strap (3) or the second connection strap (4), and pass through third magnetic stripe (5) and the first connection strap (3) or the second connection strap (4) On magnetic stripe it is attracting.

2. a kind of band adds the U-shaped fritted glass disk bubbler of sampler according to claim 1, it is characterised in that: the shifting Graduation mark (6) are labeled on the tube wall of liquid syringe (21).

3. a kind of band adds the U-shaped fritted glass disk bubbler of sampler according to claim 1, it is characterised in that: described One connection strap (3) and the second connection strap (4) are arranged the downside for being fixed on absorption tube (12) and the outside with bend pipe, the first magnetic respectively Item (31) and the second magnetic stripe (41) are individually fixed in the inside of the first connection strap (3) and the second connection strap (4), and absorption tube (12) is interior Bottom be horizontally arranged with porous glass plate (7), first magnetic stripe (31) covering absorption tube (12) is gone in ring 1/6 model of covering of the fan It encloses, the second magnetic stripe (41) covers 1/3 range of the belt covering of the fan of bend pipe.

4. a kind of band adds the U-shaped fritted glass disk bubbler of sampler according to claim 3, it is characterised in that: described Two magnetic stripes (41) are fixed on the bottom of bend pipe by the second connection strap (4).

5. a kind of band adds the U-shaped fritted glass disk bubbler of sampler according to claim 1, it is characterised in that: described The outer surface of three magnetic stripes (5) is coated with layer protecting film.

6. a kind of band adds the U-shaped fritted glass disk bubbler of sampler according to claim 1, it is characterised in that: the shifting Liquid syringe (21) is glass syringe, and the injection tube inner wall of liquid relief syringe (21) is grournd glass face.