CN216594957U

CN216594957U - Gas chromatograph for qualitative and quantitative determination of abamectin poisoning for plasma

Info

Publication number: CN216594957U
Application number: CN202123316477.5U
Authority: CN
Inventors: 杜书明; 张瑶鑫
Original assignee: Tianjin Boao Spectrum Analysis Chromatographic Analysis Technology Co ltd
Current assignee: Tianjin Boao Spectrum Analysis Chromatographic Analysis Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-24
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a qualitative and quantitative gas chromatograph of abamectin poisoning for plasma, the power distribution box comprises a box body, the top of box is provided with the backup pad, and the upper end of backup pad is provided with servo motor, be connected with the sliding plate on the lateral wall of backup pad, and be provided with elevator motor on the sliding plate, elevator motor's below is provided with the holding down plate, and one side of backup pad is provided with the rolling disc, the lower extreme of rolling disc is connected with the axis of rotation, and has seted up on the rolling disc and has held the chamber, the top that holds the chamber is provided with the presser, and one side of presser has seted up and has added the mouth, the outside that holds the chamber is provided with the injection syringe. This qualitative and quantitative gas chromatograph of abamectin poisoning for plasma through set up a set of chamber and the multiunit injection pipe that holds on the rolling disc to set up the second valve between adjacent two sets of injection pipes, can reach the purpose that improves device availability factor, and improve device detection precision.

Description

Gas chromatograph for qualitative and quantitative determination of abamectin poisoning for plasma

Technical Field

The utility model relates to a gas chromatograph technical field specifically is a qualitative quantitative gas chromatograph of avermectin poisoning for plasma.

Background

The gas chromatograph is an instrument for qualitatively and quantitatively analyzing a multi-component complex mixture by utilizing a chromatographic separation technology and a detection technology, and is widely applied to the fields of medicine and health, petrochemical industry, environmental monitoring, biochemistry and the like.

The prior art has the following defects or problems:

1. in the existing gas chromatograph on the market, when a sample is injected, the sample is placed in an injection tube, and then the sample in the injection tube is injected into an injection port through a push rod, however, after the detection of a group of samples is not finished, the group of samples are manually refilled, and the mode has low efficiency and is easy to generate the phenomenon that the samples are scattered;

2. when a gas chromatograph in the existing market detects the abamectin poisoning for plasma, because a plurality of groups of samples need to be detected, the device can only fill one group of samples at each time, and the amount of the sample filled at each time can not be kept consistent, so that the final detection result has errors, and the judgment of a data result is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a qualitative and quantitative gas chromatograph of avermectin poisoning for plasma to solve the traditional gas chromatograph that proposes in the background art, the device availability factor that exists is lower and the device detects the lower problem of precision.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a qualitative quantitative gas chromatograph of abamectin poisoning for plasma, includes the box, the top of box is provided with the backup pad, and the upper end of backup pad is provided with servo motor, be connected with the sliding plate on the lateral wall of backup pad, and be provided with elevator motor on the sliding plate, elevator motor's below is provided with the holding plate, and one side of backup pad is provided with the rolling disc, the lower extreme of rolling disc is connected with the axis of rotation, and has seted up on the rolling disc and has held the chamber, the top that holds the chamber is provided with the presser, and has seted up on one side of presser and has added the mouth, the outside that holds the chamber is provided with the injection syringe, and is connected with the spring part on the lateral wall of injection syringe, it is equipped with first valve to hold between chamber and the injection syringe, and one side of injection syringe is provided with the second valve, the introduction port has been seted up to the upper surface of box.

As the preferred technical scheme of the utility model, the constant head tank has been seted up to the upper end of syringe, and the syringe includes push rod and syringe needle.

As the utility model discloses a preferred technical scheme, the backup pad passes through cotter and box fixed connection, and elevator motor passes through sliding plate and backup pad sliding connection.

As the utility model discloses an optimized technical scheme, the size of holding down plate agrees with mutually with the upper end size of injection syringe, and the through-hole that agrees with mutually with elevator motor's lifter size is seted up at the center of holding down plate.

As the utility model discloses a preferred technical scheme, the rolling disc passes through the axis of rotation and is connected with the box rotation, and the introduction port is located elevator motor under.

As the utility model discloses a preferred technical scheme, it is linked together through first valve and injection syringe to hold the chamber, and is linked together through the second valve between adjacent two sets of injection syringes.

As the utility model discloses a preferred technical scheme, the syringe passes through spring part and rolling disc sliding connection, and all is connected with two sets of spring parts on every group syringe.

Compared with the prior art, the utility model provides a qualitative and quantitative gas chromatograph of avermectin poisoning for plasma possesses following beneficial effect:

1. according to the gas chromatograph for qualitative and quantitative avermectin poisoning for plasma, a plurality of groups of injection tubes are arranged on a rotary disc and are rotationally connected with the rotary disc through spring pieces, a sample to be detected is placed in the injection tube when the gas chromatograph is used, the injection tube is rotated to be right above a sample inlet through the rotary disc, a sliding plate slides downwards to enable a lower pressing plate to insert an injection needle into the sample inlet, and finally a push rod is pushed through a lifting motor, so that simultaneous configuration of the plurality of groups of samples can be realized, the time for configuring the samples and assembling and disassembling test tubes is greatly saved, and the use efficiency of the device is improved;

2. this a qualitative quantitative gas chromatograph of abamectin poisoning for plasma, through setting up a set of chamber and multiunit injection pipe that holds, and set up the second valve between adjacent two sets of injection pipes, place the sample of configuration during the use and hold the intracavity, then detect several groups of samples according to actual need and control the quantity that the second valve was opened, reopen first valve and start the presser to holding the intracavity and filling inert gas, thereby realize letting in the injection pipe with the sample, can make the sample volume of several groups of intraductal packings keep unanimous according to the principle of communicating pipe, can realize the ration of the intraductal sample of examination and fill according to the control to the presser, filling efficiency through this mode not only can improve the sample, can also realize the quantitative purpose of sample, thereby the effectual accuracy nature of guaranteeing the testing result.

Drawings

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

FIG. 2 is a schematic top view of the rotary plate of the present invention;

FIG. 3 is a schematic cross-sectional view of the rotating disk of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a box body; 2. a support plate; 3. a servo motor; 4. a sliding plate; 5. a lifting motor; 6. a lower pressing plate; 7. rotating the disc; 8. a rotating shaft; 9. an accommodating chamber; 10. a press; 11. an addition port; 12. an injection tube; 13. a spring member; 14. a first valve; 15. a second valve; 16. a sample inlet; 17. positioning a groove; 18. a push rod; 19. an injection needle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a qualitative and quantitative gas chromatograph for avermectin poisoning for plasma comprises a box body 1, a support plate 2 is arranged above the box body 1, a servo motor 3 is arranged at the upper end of the support plate 2, a sliding plate 4 is connected to the side wall of the support plate 2, a lifting motor 5 is arranged on the sliding plate 4, a lower pressing plate 6 is arranged below the lifting motor 5 to push a syringe needle 19 into a sample inlet 16, a rotating disc 7 is arranged on one side of the support plate 2, a rotating shaft 8 is connected to the lower end of the rotating disc 7, a containing cavity 9 is formed in the rotating disc 7, a pressurizing machine 10 is arranged above the containing cavity 9, an adding port 11 is formed in one side of the pressurizing machine 10, an injection tube 12 is arranged outside the containing cavity 9, a spring piece 13 is connected to the side wall of the injection tube 12 to facilitate resetting of the injection tube 12, a first valve 14 is arranged between the containing cavity 9 and the injection tube 12, and a second valve 15 is arranged at one side of the injection tube 12, and a sample inlet 16 is arranged on the upper surface of the box body 1.

In this embodiment, the upper end of the injection tube 12 is provided with a positioning groove 17, and the injection tube 12 includes a push rod 18 and an injection needle 19, so as to facilitate injection of a sample; the supporting plate 2 is fixedly connected with the box body 1 through a pin bolt, and the lifting motor 5 is in sliding connection with the supporting plate 2 through the sliding plate 4 so as to facilitate the lifting of the sliding plate 4; the size of the lower pressing plate 6 is matched with the size of the upper end of the injection tube 12, and a through hole matched with the size of a lifting rod of the lifting motor 5 is formed in the center of the lower pressing plate 6 so as to facilitate the pushing of the push rod 18 through the lifting motor 5; the rotating disc 7 is rotatably connected with the box body 1 through a rotating shaft 8, and the sample inlet 16 is positioned right below the lifting motor 5 so as to be convenient for replacing different injection tubes 12; the containing cavity 9 is communicated with the injection tubes 12 through a first valve 14, and two adjacent groups of injection tubes 12 are communicated through a second valve 15, so that the number of the injection tubes 12 is adjusted; the injection tubes 12 are slidably connected with the rotary disc 7 through spring pieces 13, and each group of injection tubes 12 is connected with two groups of spring pieces 13, so that the injection tubes 12 can be automatically reset.

The utility model discloses a theory of operation and use flow: during the use, the sample of configuration is placed in holding chamber 9, then according to the group number that actual need detected, open the second valve 15 of corresponding group number, then open first valve 14 again and start presser 10, inject inert gas into holding chamber 9 through presser 10, thereby let in the sample in syringe 12, until the sample in every group syringe 12 reaches the required volume and close presser 10, first valve 14 and second valve 15 again, then through rotating carousel 7 with syringe 12 to the elevator motor 5 under, after starting servo motor 3 down clamp 6 and inserting syringe needle 19 in introduction port 16, restart elevator motor 5 through push rod 18 with the sample injection in the gasification equipment in box 1, after the sample detection in a set of syringe 12 is accomplished, it can to change another group syringe 12 again.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gas chromatograph for qualitative and quantitative abamectin poisoning for plasma is characterized in that: comprises a box body (1), a supporting plate (2) is arranged above the box body (1), a servo motor (3) is arranged at the upper end of the supporting plate (2), a sliding plate (4) is connected onto the side wall of the supporting plate (2), a lifting motor (5) is arranged on the sliding plate (4), a lower pressing plate (6) is arranged below the lifting motor (5), a rotating disc (7) is arranged on one side of the supporting plate (2), a rotating shaft (8) is connected to the lower end of the rotating disc (7), a containing cavity (9) is formed in the rotating disc (7), a pressurizing machine (10) is arranged above the containing cavity (9), an adding port (11) is formed in one side of the pressurizing machine (10), an injection pipe (12) is arranged on the outer side of the containing cavity (9), a spring part (13) is connected onto the side wall of the injection pipe (12), a first valve (14) is arranged between the containing cavity (9) and the injection pipe (12), and one side of the injection tube (12) is provided with a second valve (15), and the upper surface of the box body (1) is provided with a sample inlet (16).

2. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the upper end of the injection tube (12) is provided with a positioning groove (17), and the injection tube (12) comprises a push rod (18) and an injection needle (19).

3. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the supporting plate (2) is fixedly connected with the box body (1) through a pin bolt, and the lifting motor (5) is connected with the supporting plate (2) in a sliding mode through a sliding plate (4).

4. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the size of the lower pressing plate (6) is matched with the size of the upper end of the injection tube (12), and a through hole matched with the size of the lifting rod of the lifting motor (5) is formed in the center of the lower pressing plate (6).

5. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the rotating disc (7) is rotatably connected with the box body (1) through a rotating shaft (8), and the sample inlet (16) is located right below the lifting motor (5).

6. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the containing cavity (9) is communicated with the injection pipes (12) through a first valve (14), and two adjacent groups of injection pipes (12) are communicated through a second valve (15).

7. The gas chromatograph for qualitative and quantitative determination of avermectin poisoning for plasma of claim 1, which is characterized in that: the injection tubes (12) are connected with the rotating disc (7) in a sliding mode through spring pieces (13), and each group of injection tubes (12) is connected with two groups of spring pieces (13).