CN212568649U - Full-automatic thermal desorption instrument convenient for sample detection and butt joint - Google Patents
Full-automatic thermal desorption instrument convenient for sample detection and butt joint Download PDFInfo
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- CN212568649U CN212568649U CN202020624486.7U CN202020624486U CN212568649U CN 212568649 U CN212568649 U CN 212568649U CN 202020624486 U CN202020624486 U CN 202020624486U CN 212568649 U CN212568649 U CN 212568649U
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Abstract
The utility model relates to an analysis appearance field discloses a be used for sample detection butt joint convenient full-automatic thermal desorption appearance. The sample pushing device is characterized in that a rotary table is arranged in the support table, a driving motor is arranged at the bottom of the rotary table, a sample mounting frame is movably arranged on the rotary table, a pushing cylinder is arranged on the support table and connected with the sample mounting frame, a sample movable pressing rod is arranged on the sample mounting frame, and a mounting table is connected to the corresponding position below the support table through an adjusting assembly. The utility model discloses an adopt the setting that pushes away cylinder, sample installing frame, sample activity pressfitting pole, photoelectric sensing ware and reference column, improved the butt joint of sample cell with the chromatographic column widely, improved the butt joint precision. Through the setting of adjusting part, make operating personnel convenient and fast more when the installation sample cell. The temperature during desorption can be automatically adjusted by setting the temperature control sheet so as to observe the test phenomenon.
Description
Technical Field
The utility model relates to an analysis appearance field, in particular to be used for sample testing to dock convenient full-automatic thermal desorption appearance.
Background
The thermal desorption instrument is a pretreatment technology for analyzing volatile and semi-volatile components in a sample, the method does not need any organic solvent, is convenient to operate and high in sensitivity, the detection limit reaches 10-9 levels, the method is applied to various fields such as environmental samples, food and beverage, medicines, plants, mineral analysis and the like at present, almost any sample containing volatile organic matters can be analyzed by using the technology, and the analysis range of gas chromatography is greatly expanded. Most of the existing thermal desorption instruments are used for butting the sample tube and the chromatographic column through operators, the alignment precision is not high, the operation is inconvenient, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a be used for sample detection to dock convenient full-automatic thermal desorption appearance through the setting that adopts top to push cylinder, sample installing frame, sample activity pressfitting pole, photoelectric sensing ware and reference column, has improved the butt joint of sample cell with the chromatographic column widely, has improved the butt joint precision. Through the setting of adjusting part, make operating personnel convenient and fast more when the installation sample cell. The temperature during desorption can be automatically adjusted by setting the temperature control sheet so as to observe the test phenomenon.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a full-automatic thermal desorption instrument for sample detection and convenient butt joint comprises a supporting table, a rotary table, a pushing cylinder, a sample mounting frame, a sample movable pressing rod and a chromatographic column mounting seat; the rotary table is arranged in the support table, a driving motor is vertically arranged at the bottom of the support table, and the output end of the driving motor extends into the support table and is connected with the rotary table; a moving groove is formed in the rotary table, a fixed rod is arranged in the moving groove, the sample mounting frame is movably mounted on the fixed rod, the pushing cylinder is arranged on the support table and connected with the sample mounting frame to drive the sample mounting frame to horizontally move in the moving groove; the sample movable pressing rods are arranged on the sample mounting frame at intervals, the sample movable pressing rods are in threaded connection with the sample mounting frame, arc-shaped pressing blocks are fixedly connected to the sample movable pressing rods, and the arc-shaped pressing blocks are pressed on the sample tube; a positioning column is arranged on the sample mounting frame, one side of the supporting table is provided with the chromatographic column mounting seat, and a positioning groove matched with the positioning column is arranged on the chromatographic column mounting seat; the mounting table is arranged at a corresponding position below the supporting table and connected with the supporting table through an adjusting assembly, and the adjusting assembly is used for driving the supporting table to move up and down.
As a preferred scheme of the utility model, the adjusting component comprises a bidirectional driving cylinder, a movable supporting rod and a fixed supporting column; the mounting table is provided with the fixed support column, and the fixed support column is provided with a waist-shaped through groove along the height direction of the fixed support column; a groove is formed in the mounting table, the bidirectional driving cylinder is arranged in the groove, the movable supporting rods are movably connected to the bidirectional driving cylinder, and the two movable supporting rods are in a group, are positioned on two sides of the fixed supporting column and are arranged in an X-shaped structure; a rotating shaft is connected between the two groups of movable supporting rods, the rotating shaft is horizontally arranged and penetrates through the waist-shaped through groove, and the movable supporting rods are movably sleeved on the rotating shaft; the bottom of the supporting table is provided with a sliding groove, a sliding block is installed in the sliding groove, and the movable supporting rod is hinged with the sliding block.
As an optimized proposal of the utility model, a temperature adjusting layer is arranged in the sample mounting frame, and a plurality of temperature control sheets are arranged in the temperature adjusting layer.
As an optimized proposal of the utility model, a photoelectric sensor is arranged on the sample mounting frame.
As an optimized proposal of the utility model, a rubber pad is arranged in the arc-shaped pressing block.
To sum up, the utility model discloses following beneficial effect has: the utility model discloses an adopt the setting that pushes away cylinder, sample installing frame, sample activity pressfitting pole, photoelectric sensing ware and reference column, improved the butt joint of sample cell with the chromatographic column widely, improved the butt joint precision. Through the setting of adjusting part, make operating personnel convenient and fast more when the installation sample cell. The temperature during desorption can be automatically adjusted by setting the temperature control sheet so as to observe the test phenomenon.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the schematic structural diagram of the movable pressing rod and the arc-shaped pressing block of the sample of the present invention.
Fig. 3 is a schematic side view of the mounting table and the supporting table of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1-mounting table 2-groove 3-rotating shaft 4-waist-shaped through groove
5-bidirectional driving cylinder 6-fixed supporting column 7-movable supporting rod 8-driving motor
9-sliding block 10-sliding groove 11-supporting table 12-rotary table
13-pushing cylinder 14-moving groove 15-sample mounting frame 16-rubber pad
17-arc-shaped pressing block 18-sample movable pressing rod 19-temperature control sheet 20-temperature adjusting layer
21-photoelectric sensor 22-positioning column 23-positioning groove 24-chromatographic column mounting seat.
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 efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 to 3, the utility model relates to a be used for sample testing to dock convenient full-automatic thermal desorption appearance, including brace table 11, revolving stage 12, top push cylinder 13, sample installing frame 15, sample activity pressfitting pole 18 and chromatographic column mount pad 24.
Specifically, a rotary table 12 is arranged in the support table 11, a driving motor 8 is vertically arranged at the bottom of the support table 11, and an output end of the driving motor 8 extends into the support table 11 to be connected with the rotary table 12 to drive the rotary table 12 to rotate.
Further, a moving groove 14 is formed in the rotary table 12, a fixing rod is arranged in the moving groove 14, a sample mounting frame 15 is movably mounted on the fixing rod, a pushing cylinder 13 is arranged on the support table 11, and the pushing cylinder 13 is connected with the sample mounting frame 15 and drives the sample mounting frame 15 to horizontally move in the moving groove 14. Wherein, a temperature adjusting layer 20 is arranged in the sample mounting frame 15, and a plurality of temperature control sheets 19 are arranged in the temperature adjusting layer 20 and used for automatically adjusting the temperature during desorption so as to observe the test phenomenon.
Furthermore, the sample mounting frame 15 is provided with sample movable pressing rods 18 at intervals, the sample movable pressing rods 18 are in threaded connection with the sample mounting frame 15, the sample movable pressing rods 18 are fixedly connected with arc-shaped pressing blocks 17, and the arc-shaped pressing blocks 17 are pressed on the sample tube, so that the stability of the sample tube is improved. Wherein, a rubber pad 16 is arranged in the arc-shaped pressing block 17 and used for clamping and protecting the sample tube.
Furthermore, a positioning column 22 is arranged on the sample mounting frame 15, a chromatographic column mounting seat 24 is arranged on one side of the support table 11, and a positioning groove 23 matched with the positioning column 22 is arranged on the chromatographic column mounting seat 24, wherein a photoelectric sensor 21 is arranged on the sample mounting frame 15, and the photoelectric sensor 21 is used for sensing the chromatographic column mounting seat 24, so that the butt joint precision with a chromatographic column is improved.
Further, the installation table 1 is arranged at a corresponding position below the support table 11, the installation table 1 is connected with the support table 11 through an adjusting assembly, and the adjusting assembly is used for driving the support table 11 to move up and down, so that an operator can install the sample tube more conveniently and quickly. The adjusting part includes two-way drive actuating cylinder 5, movable support rod 7 and fixed stay post 6, be provided with fixed stay post 6 on mount table 1, set up the waist type along 6 direction of height of fixed stay post and lead to groove 4 on fixed stay post 6, set up recess 2 on mount table 1, be provided with two-way drive actuating cylinder 5 in recess 2, swing joint has movable support rod 7 on two-way drive actuating cylinder 5, two of movable support rod 7 are a set of, be located the both sides of fixed stay post 6, be the setting of X-shaped structure, be connected with pivot 3 between two sets of movable support rod 7, pivot 3 is the level setting, pass waist type and lead to groove 4, movable support rod 7 movable sleeve locates on pivot 3, be provided with sliding tray 10 in the bottom of brace table 11, install sliding block 9 in sliding tray 10, movable support rod 7 is connected with sliding block 9 is articulated.
The utility model discloses an action principle process: according to the installation requirement of an operator on a sample tube, firstly, the two-way cylinder is set for the stroke, a foundation is laid for the butt joint of the sample tube and a chromatographic column, specifically, the two-way driving cylinder 5 is started, two sliding blocks 9 on a movable supporting rod 7 move away from each other in a sliding groove 10, a supporting platform 11 moves downwards, and then the two-way driving cylinder 5 is closed. Because the fixed support column 6 is arranged on the mounting table 1, the movement stability of the movable support rod 7 is ensured. Then, a sample tube is installed in the sample installation frame 15, the sample movable pressing rod 18 is rotated to enable the arc-shaped pressing block 17 to be pressed on the sample tube, the stability of the sample tube in butt joint with a chromatographic column is improved, the bidirectional driving cylinder 5 is started, two sliding blocks 9 on the movable supporting rod 7 move in opposite directions in the sliding groove 10 to enable the supporting table 11 to move upwards, then the bidirectional driving cylinder 5 is closed, at the moment, the driving motor 8 is started to enable the rotary table 12 to rotate, when the chromatographic column installation seat 24 is sensed through the photoelectric sensor 21, the driving motor 8 is stopped, a signal is transmitted to the pushing cylinder 13 through the photoelectric sensor 21, the pushing cylinder 13 is started to push the sample installation frame 15 to move horizontally, the positioning column 22 is matched with the positioning groove 23, the sample tube is in butt joint with the chromatographic column, and a test is started.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A full-automatic thermal desorption instrument for sample detection and convenient butt joint is characterized by comprising a supporting table, a rotary table, a pushing cylinder, a sample mounting frame, a sample movable pressing rod and a chromatographic column mounting seat; the rotary table is arranged in the support table, a driving motor is vertically arranged at the bottom of the support table, and the output end of the driving motor extends into the support table and is connected with the rotary table; a moving groove is formed in the rotary table, a fixed rod is arranged in the moving groove, the sample mounting frame is movably mounted on the fixed rod, the pushing cylinder is arranged on the support table and connected with the sample mounting frame to drive the sample mounting frame to horizontally move in the moving groove; the sample movable pressing rods are arranged on the sample mounting frame at intervals, the sample movable pressing rods are in threaded connection with the sample mounting frame, arc-shaped pressing blocks are fixedly connected to the sample movable pressing rods, and the arc-shaped pressing blocks are pressed on the sample tube; a positioning column is arranged on the sample mounting frame, one side of the supporting table is provided with the chromatographic column mounting seat, and a positioning groove matched with the positioning column is arranged on the chromatographic column mounting seat; the mounting table is arranged at a corresponding position below the supporting table and connected with the supporting table through an adjusting assembly, and the adjusting assembly is used for driving the supporting table to move up and down.
2. The fully automatic thermal desorption instrument for sample detection convenient docking according to claim 1, wherein the adjusting assembly comprises a bidirectional driving cylinder, a movable support rod and a fixed support column; the mounting table is provided with the fixed support column, and the fixed support column is provided with a waist-shaped through groove along the height direction of the fixed support column; a groove is formed in the mounting table, the bidirectional driving cylinder is arranged in the groove, the movable supporting rods are movably connected to the bidirectional driving cylinder, and the two movable supporting rods are in a group, are positioned on two sides of the fixed supporting column and are arranged in an X-shaped structure; a rotating shaft is connected between the two groups of movable supporting rods, the rotating shaft is horizontally arranged and penetrates through the waist-shaped through groove, and the movable supporting rods are movably sleeved on the rotating shaft; the bottom of the supporting table is provided with a sliding groove, a sliding block is installed in the sliding groove, and the movable supporting rod is hinged with the sliding block.
3. The fully automatic thermal desorption instrument for sample detection convenient docking according to claim 1, wherein a temperature adjusting layer is arranged in the sample mounting frame, and a plurality of temperature control sheets are arranged in the temperature adjusting layer.
4. The fully automatic thermal desorption instrument for sample detection convenient docking according to claim 1, wherein a photoelectric sensor is arranged on the sample mounting frame.
5. The fully automatic thermal desorption instrument for sample detection convenient docking according to claim 1, wherein a rubber pad is arranged in the arc-shaped pressing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020624486.7U CN212568649U (en) | 2020-04-22 | 2020-04-22 | Full-automatic thermal desorption instrument convenient for sample detection and butt joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020624486.7U CN212568649U (en) | 2020-04-22 | 2020-04-22 | Full-automatic thermal desorption instrument convenient for sample detection and butt joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212568649U true CN212568649U (en) | 2021-02-19 |
Family
ID=74611295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020624486.7U Active CN212568649U (en) | 2020-04-22 | 2020-04-22 | Full-automatic thermal desorption instrument convenient for sample detection and butt joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212568649U (en) |
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2020
- 2020-04-22 CN CN202020624486.7U patent/CN212568649U/en active Active
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