CN113173321A

CN113173321A - Sample injector clamp for sample inlet of gas chromatograph

Info

Publication number: CN113173321A
Application number: CN202110383492.7A
Authority: CN
Inventors: 田佳; 赵凯; 赵恒�; 吴兵; 易霞; 邹文静; 刘泽兰; 吴从娟
Original assignee: Guizhou Jiarui Technology Service Co ltd
Current assignee: Guizhou Jiarui Technology Service Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-07-27

Abstract

The invention discloses a sample injector clamp for a sample inlet of a gas chromatograph, which comprises a storage box, wherein a fixed plate is fixedly connected inside the storage box, three placing mechanisms are arranged at the top of the fixed plate and connected with the storage box, a clamping mechanism is arranged inside the placing mechanisms, a stabilizing mechanism is arranged inside the storage box, a needle through groove is formed inside the fixed plate, and ultraviolet sterilizing lamps are symmetrically arranged inside the needle through groove. Through having added stabilizing mean, realized pressing the liquid of pressing the clamp plate in to the injector and down pressing and the evacuation, through having added the slipmat No. one, realized the stability of injector, through having added sterilamp, realized that the syringe needle leads to the inslot and places the disinfecting of syringe needle, through having added bull stick, flank of thread, realized the removal of No. two sliders, through having added No. one clamp splice, No. two clamp splices, realized the stability that the injector deposited.

Description

Sample injector clamp for sample inlet of gas chromatograph

Technical Field

The invention relates to the technical field of gas chromatographs, in particular to a sample injector clamp for a gas chromatograph.

Background

The gas chromatograph is a chromatographic analysis instrument using gas as a mobile phase, and the principle of the gas chromatograph is mainly to utilize the difference of the boiling point, the polarity and the adsorption property of substances to realize the separation of a mixture, and the gas chromatograph can be generally used for analyzing organic matters which are thermally stable in soil and have the boiling point of not more than 500 ℃, such as volatile organic matters, polycyclic aromatic hydrocarbons, phthalate esters and the like, and has the advantages of rapidness, effectiveness, high sensitivity and the like.

Disclosure of Invention

The invention aims to provide a sample inlet sample injector clamp of a gas chromatograph, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a gas chromatograph introduction port injector anchor clamps, is including depositing the case, the inside fixedly connected with fixed plate of depositing the case, the top of fixed plate is equipped with three placing mechanism, placing mechanism with deposit the case and be connected, placing mechanism's inside is equipped with fixture, the inside of depositing the case is equipped with stabilizing mean, the logical groove of syringe needle has been seted up to the inside of fixed plate, the inside symmetry that the logical groove of syringe needle was equipped with sterilamp.

As a preferred embodiment of the present invention: the placing mechanism comprises two supporting plates which are arranged oppositely, the supporting plates are fixedly connected with a fixing plate, the supporting plates are fixedly connected with a storage box, a working box is connected between the supporting plates in a sliding mode, a clamping mechanism is arranged inside the working box, sliding blocks are arranged on two sides of the working box, a sliding groove matched with the sliding block is formed in one side of the supporting plate, the sliding block is connected with the sliding groove in a sliding mode, and a handle is arranged at the bottom of the working box.

As a preferred embodiment of the present invention: the stabilizing mechanism comprises a pressing plate, the inside of the storage box is connected with the pressing plate in a sliding mode, the top of the pressing plate is connected with a bolt in a rotating mode, the bolt is in threaded connection with the storage box, one side of the storage box is connected with a box door through a hinge, and the inside of the storage box is connected with a waste box in a sliding mode.

As a preferred embodiment of the present invention: the bottom of pressing the board is equipped with the slipmat No. one.

As a preferred embodiment of the present invention: the clamping mechanism comprises a rotating rod, the interior of the working box is rotatably connected with the rotating rod, the outer side of the rotating rod is equidistantly provided with symmetrical threaded surfaces, the outer side of each threaded surface is in threaded connection with a second sliding block, the second sliding block is in sliding connection with the working box, one side of one second sliding block is fixedly connected with a first connecting plate, the first connecting plate is in sliding connection with the working box, one side of the first connecting plate is fixedly connected with a first clamping block, the interior of the other second sliding block is fixedly connected with a sliding rod, the outer side of the sliding rod is in sliding connection with a second connecting plate, the second connecting plate is in sliding connection with the working box, the outer side of the sliding rod is sleeved with a spring, one side of the second connecting plate is fixedly connected with a second clamping block matched with the first clamping block, one sides of the first clamping block and the second clamping block are both provided with a second anti-skid pad, and one side of the working box is, and turning block and bull stick fixed connection, the top fixedly connected with fixed stop of work box, the sample injector logical tube hole has been seted up to fixed stop's inside.

As a preferred embodiment of the present invention: one side of depositing the case is equipped with the battery, one side of depositing the case is equipped with control panel, sterilamp and battery all with control panel electric connection.

Compared with the prior art, the invention has the beneficial effects that: the sample injector is simple in structure, novel and strong in practicability, the liquid in the sample injector is pressed downwards and emptied by the pressing plate due to the addition of the stabilizing mechanism, the stability of the sample injector is realized due to the addition of the first non-slip mat, the sterilization of the needle head placed in the needle head through groove is realized due to the addition of the ultraviolet sterilizing lamp, the movement of the second sliding block is realized due to the addition of the rotating rod and the threaded surface, the storage stability of the sample injector is realized due to the addition of the first clamping block and the second clamping block, and the control panel is controlled due to the addition of the control panel.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a side view of the support plate of the present invention;

FIG. 4 is a top view of the interior of the inventive work box;

FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;

fig. 6 is a top view of a retainer plate according to the present invention.

In the figure: 1. a storage box; 2. a fixing plate; 3. a placement mechanism; 31. a support plate; 32. a chute; 33. a first sliding block; 34. a work box; 35. a handle; 4. a stabilizing mechanism; 41. a pressing plate; 42. a bolt; 43. a first non-slip mat; 5. a clamping mechanism; 51. a rotating rod; 52. rotating the block; 53. a second sliding block; 54. a first connecting plate; 55. a first clamping block; 56. a slide bar; 57. a spring; 58. a second connecting plate; 59. a second non-slip mat; 510. a second clamping block; 6. a waste bin; 7. a needle head through groove; 8. an ultraviolet germicidal lamp; 9. fixing a baffle plate; 10. a sample injector through-tube hole; 11. a box door; 12. a control panel; 13. and (4) a storage battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a gas chromatograph introduction port injector anchor clamps, including depositing case 1, deposit case 1's inside fixedly connected with fixed plate 2, the top of fixed plate 2 is equipped with three placer mechanism 3, placer mechanism 3 is connected with depositing case 1, the inside of placer mechanism 3 is equipped with fixture 5, the inside of depositing case 1 is equipped with stabilizing mean 4, the logical groove 7 of syringe needle has been seted up to the inside of fixed plate 2, the inside symmetry that the logical groove 7 of syringe needle was led to is equipped with sterilamp 8, the sterilamp 8 of being convenient for disinfects the injector syringe needle that the logical groove 7 of syringe needle, the stability of work has been improved.

The placing mechanism 3 comprises two opposite supporting plates 31, the supporting plates 31 are fixedly connected with the fixed plate 2, the supporting plates 31 are fixedly connected with the storage box 1, a working box 34 is connected between the two supporting plates 31 in a sliding manner, a clamping mechanism 5 is arranged inside the working box 34, a first sliding block 33 is arranged on each of two sides of the working box 34, a sliding groove 32 matched with the first sliding block 33 is formed in one side of each supporting plate 31, the first sliding block 33 is connected with the sliding groove 32 in a sliding manner, a handle 35 is arranged at the bottom of the working box 34, the first sliding block 33 can drive the working box 34 to slide with the sliding groove 32 conveniently, the storing and taking efficiency is improved, the stabilizing mechanism 4 comprises a pressing plate 41, the interior of the storage box 1 is connected with the pressing plate 41 in a sliding manner, the top of the pressing plate 41 is rotatably connected with a bolt 42, the bolt 42 is in threaded connection with the storage box 1, one side of the storage box 1 is connected with a box door 11 through a hinge, the interior of the storage box 1 is connected with a waste box 6 in a sliding manner, the clamping mechanism 5 comprises a rotating rod 51, the rotating rod 51 is rotatably connected inside the working box 34, symmetrical thread surfaces are arranged on the outer sides of the rotating rod 51 at equal intervals, the outer side of each thread surface is in threaded connection with a second sliding block 53, the second sliding block 53 is in sliding connection with the working box 34, one side of one second sliding block 53 is fixedly connected with a first connecting plate 54, the first connecting plate 54 is in sliding connection with the working box 34, one side of the first connecting plate 54 is fixedly connected with a first clamping block 55, the inner part of the other second sliding block 53 is fixedly connected with a sliding rod 56, the outer side of the sliding rod 56 is in sliding connection with a second connecting plate 58, and the second connecting plate 58 is in sliding connection with the working box 34, the outside cover of slide bar 56 has spring 57, No. two clamp splice 510 of one side fixedly connected with of connecting plate 58 and No. two clamp splice 55 complex, one side of No. one clamp splice 55 and No. two clamp splice 510 all is equipped with No. two slipmats 59, one side of work box 34 is rotated and is connected with turning block 52, and turning block 52 and bull stick 51 fixed connection, top fixedly connected with fixed stop 9 of work box 34, sample injector logical tube hole 10 has been seted up to fixed stop 9's inside, No. one clamp splice 55 and No. two clamp splice 510 of being convenient for carry out the centre gripping fixedly to the sample injector, the security of depositing has been improved, one side of depositing case 1 is equipped with battery 13, one side of depositing case 1 is equipped with control panel 12, sterilamp 8 and battery 13 all with control panel 12 electric connection, be convenient for control panel 12 to carry out centralized control to the device.

Specifically, when the sampler is used, the box door 11 is opened, the working box 34 is pulled by the handle 35, a sampler is placed into the sampler through hole 10, the convex block on the outer side of the sampler is limited by the fixed baffle 9, after the sampler is placed, the rotating block 52 is rotated, the rotating block 52 drives the threaded surface on the outer side to rotate through the rotating rod 51, the threaded surface drives the second sliding block 53 to move, one second sliding block 53 drives the first connecting plate 54 to move, the first connecting plate 54 drives the first clamping block 55 to move, the other second sliding block 53 drives the second connecting plate 58 to move, the second connecting plate 58 drives the second clamping block 510 and the first clamping block 55 to stabilize the position of the sampler, the second clamping block 510 compresses the spring 57 through the second connecting plate 58, the first clamping block 55 and the second clamping block 510 fix the sampler with a deviation in size, the working box 34 is moved inwards, the working box 34 enters the storage box 1, the syringe needle of injector passes through the syringe needle and leads to the groove 7 and gets into and deposit the case 1 in, closes chamber door 11, starts sterilamp 8 and disinfects to the syringe needle, and through rotating bolt 42 downwards, bolt 42 drives and presses the depression bar that pressing plate 41 moved down and pressed the injector, and the material in the injector passes through the syringe needle and gets into waste material case 6 in, and No. one slipmat 43 is fixed the top of injector.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas chromatograph introduction port injector anchor clamps, is including depositing case (1), its characterized in that, deposit inside fixedly connected with fixed plate (2) of case (1), the top of fixed plate (2) is equipped with three placing mechanism (3), placing mechanism (3) with deposit case (1) and be connected, the inside of placing mechanism (3) is equipped with fixture (5), the inside of depositing case (1) is equipped with stabilizing mean (4), needle through groove (7) have been seted up to the inside of fixed plate (2), the inside symmetry that the needle leads to groove (7) is equipped with sterilamp (8).

2. The gas chromatograph inlet sample injector fixture of claim 1, wherein: place mechanism (3) including two backup pad (31) that set up relatively, backup pad (31) and fixed plate (2) fixed connection, backup pad (31) with deposit case (1) fixed connection, two sliding connection has work box (34) between backup pad (31), the inside of work box (34) is equipped with fixture (5), the both sides of work box (34) all are equipped with slider (33) No. one, one side of backup pad (31) is seted up with slider (33) complex spout (32) No. one, and slider (33) and spout (32) sliding connection No. one, the bottom of work box (34) is equipped with handle (35).

3. The gas chromatograph inlet sample injector fixture of claim 1, wherein: stabilizing mean (4) is including pressing down the board (41), the inside sliding connection who deposits case (1) has pressing down board (41), it is connected with bolt (42) to rotate according to pressing down board (41) top, and bolt (42) with deposit case (1) threaded connection, there is chamber door (11) one side of depositing case (1) through hinged joint, the inside sliding connection who deposits case (1) has dump bin (6).

4. The gas chromatograph inlet sample injector fixture of claim 3, wherein: the bottom of the pressing plate (41) is provided with a first anti-slip pad (43).

5. The gas chromatograph inlet sample injector fixture of claim 2, wherein: the clamping mechanism (5) comprises a rotating rod (51), the inside of the working box (34) is rotatably connected with the rotating rod (51), the outer side of the rotating rod (51) is equidistantly provided with symmetrical thread surfaces, the outer side of each thread surface is in threaded connection with a second sliding block (53), the second sliding block (53) is in sliding connection with the working box (34), one side of the second sliding block (53) is fixedly connected with a first connecting plate (54), the first connecting plate (54) is in sliding connection with the working box (34), one side of the first connecting plate (54) is fixedly connected with a first clamping block (55), the other side of the second sliding block (53) is fixedly connected with a sliding rod (56), the outer side of the sliding rod (56) is in sliding connection with a second connecting plate (58), the second connecting plate (58) is in sliding connection with the working box (34), the outer side of the sliding rod (56) is sleeved with a spring (57), no. two clamp splice (510) of one side fixedly connected with and a clamp splice (55) complex of connecting plate (58), one side of a clamp splice (55) and No. two clamp splice (510) all is equipped with slipmat (59) No. two, one side of work box (34) is rotated and is connected with turning block (52), and turning block (52) and bull stick (51) fixed connection, top fixedly connected with fixed stop (9) of work box (34), sample injector logical tube hole (10) have been seted up to the inside of fixed stop (9).

6. The gas chromatograph inlet sample injector fixture of claim 1, wherein: one side of the storage box (1) is provided with a storage battery (13), one side of the storage box (1) is provided with a control panel (12), and the ultraviolet germicidal lamp (8) and the storage battery (13) are both electrically connected with the control panel (12).