CN209927531U - Liquid quantitative sampling device - Google Patents

Abstract

The utility model provides a liquid ration sampling device relates to the ration sample field, and the device includes the sampler and has the storage bottle of bottle lid, the bottle lid with the mutual swing joint of storage bottle, the bottle lid side divide into the non-slip region and is located the smooth region of non-slip region below, the outside circumference in non-slip region sets up the anti-skidding arch of a plurality of vertical distributions, the non-slip region with smooth region junction forms the inclined plane, the bottle lid is located the bottleneck department of storage bottle still seals the glue and is connected with the sealing plug, the sealing plug with the bottle lid all sets up coaxial through-hole, the sampler passes through stretch into behind the through-hole in the storage bottle, the utility model provides an easily wander off and cause the problem of accidental injury between sampler and the storage bottle.

Description

Liquid quantitative sampling device

Technical Field

The utility model belongs to the quantitative sampling field specifically provides a liquid quantitative sampling device.

Background

In the related fields of chemical analysis and detection, some samples or special liquid reagents are required to be quantitatively transferred, however, in the liquid quantitative sampler in the market, the sampler and the volumetric flask are mainly plugged by a rubber plug or a glass plug when the samples are taken, but the fixing in such a way is not firm enough, and the sampler and the volumetric flask are easy to fall apart in the using process, so that the chemical reagents and the like in the volumetric flask are easy to flow out to cause accidental injuries to people.

In order to solve the problem that the sampling device and the volumetric flask in the prior art are easy to be loosened and accidentally injured, the utility model provides a liquid quantitative sampling device.

Disclosure of Invention

The utility model aims to provide a: to easily coming loose between sampler and the volumetric flask among the prior art, cause the problem of accidental injury, the utility model provides a liquid ration sampling device.

The utility model adopts the technical scheme as follows:

a liquid quantitative sampling device comprises a sampler and a storage bottle with a bottle cap, wherein the bottle cap is movably connected with the storage bottle, the side surface of the bottle cap is divided into an anti-skid area and a smooth area positioned below the anti-skid area, a plurality of vertically distributed anti-skid protrusions are circumferentially arranged on the outer side of the anti-skid area, an inclined plane is formed at the joint of the anti-skid area and the smooth area, a sealing plug is further connected to the bottle cap at the bottle mouth of the storage bottle in a sealing mode through glue, coaxial through holes are formed in the sealing plug and the bottle cap, and the sampler extends into the storage bottle after passing through the through holes;

further, the movable connection is a threaded connection;

furthermore, the sealing plug is divided into a convex edge, a plug head and a plug rod which are connected in sequence, and the plug head is communicated with the interior of the plug rod;

further, the longitudinal section of the plug head is trapezoidal;

furthermore, the convex edge is provided with an exhaust hole for exhausting;

furthermore, an annular bulge is arranged on the upper edge of the through hole of the bottle cap;

further, the storage bottle is a brown glass bottle;

further, the sealing plug is made of polytetrafluoroethylene material;

further, the bottle cap is made of polypropylene material.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses a storage bottle and bottle lid threaded connection, in the sampler stretched into the storage bottle through the sealing plug, solved and easily shed between sampler and the storage bottle, caused the problem of accidental injury.

2. The utility model discloses a storage bottle adopts brown glass bottle, and the brown bottle can be shaded from the sun, and the glass material guarantees that reagent does not take place chemical reaction with it, adopts the brown glass bottle to make depositing of reagent safer, is difficult to rotten.

3. The utility model discloses a sealing washer adopts the polytetrafluoroethylene material to make, and polytetrafluoroethylene has the characteristics of anti various organic solvent for the life of this device is more permanent.

4. The utility model discloses a bottle lid adopts the polypropylene materials to make, and the polypropylene materials is insulating and chemical properties is good, and is unreactive with the chemical of the overwhelming majority, consequently safer, and life is longer.

5. The utility model discloses a longitudinal section of sealing plug is trapezoidal, and inside liquid flows out too fast when the structure of big-end-up can avoid the storage bottle slope, leads to the emergence of dangerous accident.

6. The bottle cap through hole of the utility model is provided with the annular bulge, which can have a buffer effect when the bottle cap falls off and can not directly damage the sealing plug in the bottle cap; meanwhile, the support function can be realized when the bottle cap is placed upside down, and the air vent on the convex edge of the sealing plug is prevented from being blocked by sundries.

Drawings

Fig. 1 is a schematic structural diagram of a liquid quantitative sampling device of the present invention;

fig. 2 is a schematic structural view of the storage bottle with the bottle cap of the present invention;

FIG. 3 is an enlarged view of part A of the present invention;

fig. 4 is a perspective view of the storage bottle with a bottle cap of the present invention;

fig. 5 is a schematic view of the sealing plug of the present invention;

fig. 6 is a front view of the sealing plug of the present invention;

labeled as: 1-sampler, 2-bottle cap, 3-storage bottle, 4-antiskid area, 5-smooth area, 6-sealing plug, 7-external thread, 8-antiskid bulge, 9-exhaust hole, 10-annular bulge, 11-through hole, 4-1-inclined plane, 6-1-convex edge, 6-2-plug head and 6-3-plug rod.

Detailed Description

Example 1

As shown in fig. 1-4, a liquid quantitative sampling device, including sampler 1 and storage bottle 3 that has bottle lid 2, bottle lid 2 with the mutual swing joint of storage bottle 3, 2 sides of bottle lid divide into non-slip region 4 and are located non-slip region 5 of non-slip region 4 below, non-slip region 4's outside circumference sets up a plurality of vertical distribution's non-slip protrusion 8, non-slip region 4 with the 5 junctions in non-slip region form inclined plane 4-1, bottle lid 2 is located storage bottle 3's bottleneck department still seals the glue and is connected with sealing plug 6, sealing plug 6 with bottle lid 2 all sets up coaxial through-hole 11, sampler 1 passes through stretch into behind the through-hole 11 in the storage bottle 3.

The liquid quantitative sampling device of the embodiment comprises a sampler and a storage bottle with a bottle cap, wherein the bottle cap is movably connected with the storage bottle, the movable connection solves the problem that the bottle cap is easy to fall off from the storage bottle and is convenient to disassemble, the bottle cap is provided with a through hole, the bottle cap is internally sealed and connected with a sealing plug, the sampler comprises a measuring cylinder, a piston rod, a liquid taking end and a liquid discharging end, the liquid taking end of the sampler extends into the sealing plug through the through hole of the bottle cap, then the liquid sampling end of the sampler extends into the storage bottle to suck liquid, the part of the liquid sampling end of the sampler extending into the sealing plug is wrapped and sealed by the sealing plug, so that the liquid between the sampler and the bottle cap due to the existence of the sealing plug can be only sucked out from the liquid taking end of the sampler and can not easily flow out from the bottle cap and the like, therefore this embodiment has solved and has easily taken off between sampler and the storage bottle, and inside liquid outflow causes the problem of accidental injury.

The sampler of this embodiment (such as an adjustable liquid quantitative sampler disclosed in patent No. CN 204831844U) is prior art, and the detailed structure and principle of this embodiment will not be described again.

Example 2

The embodiment is directed against on embodiment 1's basis the further optimization that swing joint made, specifically do swing joint is threaded connection, and this embodiment will through threaded connection's mode the bottle lid links together with the storage bottle, and threaded connection is quick detachable while the steadiness is strong, can avoid the storage bottle to be opened the liquid outflow that leads to and injure people's problem.

Example 3

As shown in fig. 5, the embodiment is a further optimization made on the basis of embodiment 2 for the sealing plug, specifically, the sealing plug is divided into a convex edge 6-1, a plug 6-2 and a plug rod 6-3 which are connected in sequence, the plug 6-2 is communicated with the inside of the plug rod 6-3, the structure of the sealing plug is further optimized in this embodiment, the arrangement of the plug and the plug rod ensures good sealing performance between the sampler and the storage bottle, so that liquid in the storage bottle cannot easily flow out, the communication between the plug and the inside of the plug rod ensures that the liquid taking end of the sampler can smoothly extend into the storage bottle to absorb the liquid, and the arrangement of the convex edge ensures that the bottle mouth can be completely covered by the convex edge to achieve a sealing effect when the storage bottle contacts with the bottle cap.

Example 4

As shown in fig. 6, this embodiment is a further optimization made on the basis of embodiment 3 for the sealing surface, specifically, the longitudinal section of the plug 6-2 is a trapezoid, which indicates that the longitudinal section of the plug is a trapezoid, which is more beautiful in view and the whole sealing plug is more harmonious in view.

Example 5

The embodiment is directed at on the basis of embodiment 4 protruding edge is made further optimization, specifically does protruding edge 6-1 is last to set up and is used for carminative exhaust hole 9, and this embodiment sets up the exhaust hole on protruding edge, and the exhaust hole has guaranteed that the environment in the storage bottle is the same with external environment atmospheric pressure to can distinguish through the exhaust hole when there is the anomaly in the liquid in the bottle, improve factor of safety.

Example 6

This embodiment is directed against on embodiment 5's basis the further optimization that the through-hole was made specifically does the top edge of the through-hole 11 of bottle lid 2 sets up annular arch 10, and this embodiment sets up annular arch, can protect the position of seting up the through-hole, avoids the straight arris right angle to collide with easily and causes inside damage, and annular arch plays the supporting role simultaneously, avoids the damage of the inside sealing plug that plane direct contact bottle lid top caused, can also avoid debris pollution to block up the exhaust hole on the protruding edge of sealing plug simultaneously.

Example 7

The embodiment is to the further optimization that the storage bottle was made on the basis of embodiment 6, specifically does storage bottle 3 is the brown glass bottle, and the embodiment adopts the glass bottle of brown as the storage bottle, and the brown bottle can be protected from light, and glass material guarantees that reagent does not take place chemical reaction with it, and consequently the liquid storage time in the storage bottle can be guaranteed to this embodiment is more permanent.

Example 8

The embodiment is further optimized for the sealing plug on the basis of embodiment 7, specifically, the sealing plug 6 is made of polytetrafluoroethylene material, and the polytetrafluoroethylene of the embodiment has the characteristic of resisting various organic solvents, so that the service life of the device is longer.

Example 9

The embodiment is further optimized for the bottle cap on the basis of the embodiment 8, specifically, the bottle cap 2 is made of a polypropylene material, and the polypropylene material of the embodiment is insulating and has good chemical properties, and does not react with most chemicals, so that the device is safer, and the service life of the device can be longer.

All features disclosed in this specification may be combined in any combination, except features and/or steps that are mutually exclusive.

Claims (9)

1. The utility model provides a liquid ration sampling device, includes sampler (1) and storage bottle (3) that have bottle lid (2), a serial communication port, bottle lid (2) with storage bottle (3) swing joint each other, bottle lid (2) side divide into non-slip region (4) and is located non-slip region (5) of non-slip region (4) below, the outside circumference of non-slip region (4) sets up a plurality of vertical distribution's non-slip raised (8), non-slip region (4) with non-slip region (5) junction forms inclined plane (4-1), bottle lid (2) are located the bottleneck department of storage bottle (3) still seals to glue and is connected with sealing plug (6), sealing plug (6) with bottle lid (2) all set up coaxial through-hole (11), sealing plug (1) pass through stretch into behind through-hole (11) in storage bottle (3).

2. A quantitative liquid sampling device as claimed in claim 1 wherein the movable connection is a threaded connection.

3. A quantitative liquid sampling device according to claim 1, wherein the sealing plug is divided into a ledge (6-1), a plug head (6-2) and a plug rod (6-3) which are connected in sequence, and the plug head (6-2) is communicated with the interior of the plug rod (6-3).

4. A device for the quantitative sampling of a liquid according to claim 3, characterized in that the longitudinal section of the stopper (6-2) is trapezoidal.

5. A device for quantitative liquid sampling according to claim 3, wherein the flange (6-1) is provided with a vent hole (9) for venting air.

6. A device for the dosed sampling of liquid according to claim 1, wherein the cap (2) is provided with an annular projection (10) at the upper edge of the through hole (11).

7. A device for the quantitative sampling of a liquid according to claim 1, characterized in that said storage bottle (3) is a brown glass bottle.

8. A device for the quantitative sampling of a liquid according to claim 1, characterized in that the sealing plug (6) is made of teflon.

9. A device for the quantitative sampling of a liquid according to claim 1, characterized in that said cap (2) is made of polypropylene material.

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