CN212207417U

CN212207417U - Automatic sample injector

Info

Publication number: CN212207417U
Application number: CN202021003293.6U
Authority: CN
Inventors: 赵鹏; 肖捷
Original assignee: Tianjin Beiyuan Testing Technology Co ltd
Current assignee: Tianjin Beiyuan Testing Technology Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-12-22
Anticipated expiration: 2030-06-04

Abstract

The utility model provides an automatic sample injector, including automatic sample injector body, bottom plate, catheter, reagent bottle, protection groove, safety cover, be equipped with a plurality of protection grooves on the bottom plate, every the protection inslot is fixed with a reagent bottle, the bottom plate upside is equipped with automatic sample injector body, every the protection groove outside all can be moved and be connected with the safety cover, the catheter upper end is connected on automatic sample injector body, and the lower extreme passes the safety cover and is connected to directly over the reagent bottle. The utility model has the advantages that: this structure after autosampler improves, in the experimentation, outside the toxic gas is difficult for volatilizing to the autoinjection instrument for when changing the reagent bottle, more convenient removal and clearance hold reagent bottle rigidity simultaneously, can make the feed liquor process more accurate, need not artificial control, use manpower sparingly and time, reduced experimenter's safety risk and improved the environment in laboratory.

Description

Automatic sample injector

Technical Field

The utility model belongs to the technical field of sampling device, especially, relate to an automatic sample injector.

Background

At present, in the experiment liquid taking process, can often relate to the liquid that has volatility and pollution, many times because do not have complete anti-pollution facility, so can lead to inhaling too much volatile gas, produce harmful effects to health, because can connect liquid through a plurality of catheter in the current autosampler, reagent bottle generally fixes in the equipment below under this condition, the space is narrow and small, volatile liquid also inhales easily when removing the reagent bottle, all kinds of reasons lead to the operation, both extravagant manpower, waste time, and, some chemical reagent have certain danger, when changing, easily take place danger.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect that exists among the above-mentioned prior art, solve the problem that experimental liquid volatility gas pollutes the laboratory environment in the experimentation, provide a rational in infrastructure sampling device for in the experimentation, can not inhale too much harmful gas, when liquid device is got in the clearance, labour saving and time saving, safe and reliable, work efficiency is high, has reduced the experimentation after, the potential safety hazard in the cleaning process.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides an automatic sample injector, includes automatic sample injector body, bottom plate, catheter, reagent bottle, protection groove, safety cover, be equipped with a plurality of protection grooves on the bottom plate, every the protection inslot is fixed with a reagent bottle, the bottom plate upside is equipped with automatic sample injector body, every the equal movable connection in protection groove outside has the safety cover, the catheter upper end is connected on the automatic sample injector body, and the lower extreme passes the safety cover and is connected to directly over the reagent bottle.

Furthermore, the outer side of the protection groove is provided with an external thread, the protection cover is internally provided with an internal thread, and the protection groove and the protection cover are connected together through a thread.

Furthermore, a connecting hole is formed above the protective cover, and the liquid guide pipe penetrates through the connecting hole and is connected to the upper portion of the reagent bottle.

Further, the size of the connecting hole is larger than the cross-sectional size of the reagent bottle.

Further, still be equipped with the slide on the bottom plate, protection slot sliding connection is in the slide.

Further, there is the boss protection tank bottom through the rotation axis connection, the boss outside is equipped with the sawtooth, the slide is type groove structure, and wherein is equipped with the sawtooth corresponding with the boss on a lateral wall, boss and type groove link together through the sawtooth meshing.

Furthermore, the bottom of the protection groove is provided with a limit groove, and the bottom of the reagent bottle is inserted into the limit groove.

Compared with the prior art, the utility model discloses following advantage has:

liquid in-process is got in the experiment, there is certain danger partial chemical reagent, when clearing up, when actions such as change, danger easily takes place, when the laboratory staff detects has volatile poisonous solution, pollute the laboratory environment easily, make the laboratory staff inhale volatile poisonous gas, this structure after the autoinjector improves, in the experimentation, poisonous gas is difficult for volatilizing outside the autoinjector, when making to change the reagent bottle, more convenient the removal, it is fixed to hold reagent bottle position simultaneously, can make the inlet fluid process more accurate, need not artificial control, use manpower sparingly and time, therefore, adopt this equipment to reduce laboratory staff's safety risk and improved the environment of laboratory.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of an automatic sample injector according to an embodiment of the present invention;

fig. 2 is a front view of an automatic sampler according to an embodiment of the present invention.

Description of reference numerals:

1. an autosampler body; 2. a catheter; 3. a reagent bottle; 4. a protective groove; 41. a protective cover; 42. a slideway; 5. a base plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 2, an autosampler comprises an autosampler body 1, a bottom plate 5, a liquid guide tube 2, reagent bottles 3, a protection groove 4 and a protection cover 41, wherein the bottom plate 5 is provided with a plurality of protection grooves 4, each protection groove 4 is internally fixed with one reagent bottle 3, the upper side of the bottom plate 5 is provided with the autosampler body 1, each protection groove 4 is movably connected with the protection cover 41, the upper end of the liquid guide tube 2 is connected to the autosampler body 1, and the lower end of the liquid guide tube passes through the protection cover 41 and is connected to the reagent bottles 3 directly above.

The protection groove 4 outside is equipped with the external screw thread, be equipped with the internal thread in the safety cover 41, protection groove 4 and safety cover 41 pass through threaded connection together, realize freely removing and fixed.

A connecting hole is arranged above the protective cover 41, and the liquid guide pipe 2 is connected above the reagent bottle 3 through the connecting hole.

The size of the connecting hole is larger than the sectional size of the reagent bottle 3, so that the reagent bottle 3 can be conveniently taken out from the connecting hole.

The bottom plate 5 is further provided with a slide way 42, and the protection groove 4 is connected in the slide way 42 in a sliding manner, so that the protection groove 4 can move outwards freely.

4 bottoms in protection groove have the boss through the rotation axis connection, the boss outside is equipped with the sawtooth, slide 42 is type groove structure, and wherein is equipped with the sawtooth corresponding with the boss on a lateral wall, boss and type groove link together through the sawtooth meshing, can make protection groove 4 freely remove on slide 42.

The bottom of the protection groove 4 is provided with a limiting groove 43, the bottom of the reagent bottle 3 is inserted into the limiting groove 43, the reagent bottle 3 is vertically limited and fixed, and the reagent bottle 3 can be conveniently taken out up and down.

The working process of the embodiment is as follows:

in the experiment process, the top of the protective cover 41 is firstly screwed to move to the position above the liquid outlet of the liquid guide tube 2, after the liquid flows into the reagent bottle 3, the protective cover 41 can be properly moved downwards to leave the liquid guide tube 2, the protective groove 4 is rotated, the protective groove 4 is enabled to move outwards to a proper position in the slide way, and the reagent bottle 3 is convenient to take out.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An autosampler, comprising: including autosampler body (1), bottom plate (5), catheter (2), reagent bottle (3), protection groove (4), safety cover (41), be equipped with a plurality of protection grooves (4), every on bottom plate (5) protection groove (4) internal fixation has one reagent bottle (3), bottom plate (5) upside is equipped with autosampler body (1), every protection groove (4) outside all can be removed and be connected with safety cover (41), catheter (2) upper end is connected on autosampler body (1), and the lower extreme passes safety cover (41) and is connected to directly over reagent bottle (3).

2. The autosampler of claim 1, wherein: the protection groove (4) outside is equipped with the external screw thread, be equipped with the internal thread in protection cover (41), protection groove (4) and protection cover (41) are in the same place through threaded connection.

3. The autosampler of claim 1, wherein: a connecting hole is formed above the protective cover (41), and the liquid guide pipe (2) penetrates through the connecting hole to be connected to the upper part of the reagent bottle (3).

4. The autosampler of claim 3, wherein: the size of the connecting hole is larger than the cross-sectional size of the reagent bottle (3).

5. The autosampler of claim 1, wherein: still be equipped with slide (42) on bottom plate (5), protection groove (4) sliding connection is in slide (42).

6. The autosampler of claim 5, wherein: protection groove (4) bottom has the boss through the axis of rotation connection, the boss outside is equipped with the sawtooth, slide (42) are the type groove structure, and wherein are equipped with on a lateral wall with the corresponding sawtooth of boss, boss and type groove link together through the sawtooth meshing.

7. The autosampler of claim 1, wherein: the inside spacing groove (43) that is equipped with of protection groove (4), peg graft in spacing groove (43) reagent bottle (3) bottom.