Sample pretreatment device for liquid solidification analysis

Abstract

The utility model provides a sample pretreatment device for liquid solidification analysis, which comprises a pretreatment device, the upper end of the pretreatment device is fixedly provided with a fixed lifting device, a test tube is placed in the fixed lifting device, the pretreatment device is internally provided with a preheating tank, and the preheating tank is internally and fixedly provided with an elastic piece I; a positioning column is fixedly installed at the upper end of the first elastic piece, a funnel disc is fixedly installed at the upper end of the positioning column, an arc groove is formed in the upper end of the funnel disc, and the arc groove is matched with the lower end of a test tube. The fixed lifting device drives the test tube to move downwards, the lower end of the test tube is inserted into the preheating groove, a funnel disc in the preheating groove makes contact with the test tube, then the test tube is limited through an arc groove, the test tube is kept in a vertical state, and the situation that the test tube shakes, and consequently the test tube is likely to be disengaged from a test tube hole is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to sample pretreatment technical field especially, relates to a sample pretreatment device for liquid solidification analysis. BACKGROUND

[0002] In many scientific research fields and industrial production processes, liquid solidification analysis is very important, in material science, studying the solidification characteristics of new polymer materials helps to optimize material performance and improve product quality, in geological exploration field, analyzing the solidification of underground fluid can infer geological structure and mineral distribution, however, accurate liquid solidification analysis cannot be carried out without effective sample pretreatment, before traditional liquid sample is subjected to solidification analysis, often contains various impurities such as suspended particles, microorganisms, these impurities will not only interfere with the solidification process, leading to deviation of analysis results.

[0003] The existing Chinese patent with publication number CN221732827U discloses a coal mine ventilation dust removal device, air containing a large amount of dust enters the dust removal box through the air inlet pipe, the nozzle sprays water, the air-permeable sponge and the first filter screen can remove most of the dust and gather in the bottom of the dust removal box with water flow and finally discharge through the drain pipe, the second filter screen further removes dust in the discharged air to ensure the cleanliness of the discharged air.

[0004] For the related technology in the above, the test tube is only placed in the test tube hole of the supporting plate without additional fixing measures, in the supporting plate lifting process, especially in the rapid lifting, the test tube may be shaken and fall out of the test tube hole, there is a safety hazard, and for some pretreatment operations that need to be stirred or shaken violently, the simple placement method cannot guarantee the stability of the test tube, and the pretreatment effect is affected. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problems that the test tube may be shaken and fall out of the test tube hole, and there is a safety hazard.

[0006] To solve the above technical problems, the utility model adopts the technical scheme: a sample pretreatment device for liquid solidification analysis, the utility model discloses a pretreatment device, the upper end fixed mounting of pretreatment device has fixed lifting device, the inside of fixed lifting device places test tube, the inside of pretreatment device is provided with preheating groove, the inside fixed mounting of preheating groove has elastic piece no.

[0007] Preferably, one side of the pretreatment device is provided with an operation button, and one side of the pretreatment device is provided with a display screen. The operation button on the upper end of the pretreatment device is used for preheating or oscillation treatment of the test tube, and the display screen is used for observing the change of temperature and the change of oscillation rate.

[0008] Preferably, the upper end of the pretreatment device is fixedly installed with a connecting plate, the upper end of the connecting plate is fixedly installed with an elastic gasket, the upper end of the elastic gasket is provided with a circular groove, and the circular groove is in communication with the preheating groove. When the test tube is moved downward by the fixed lifting device, the lower end of the test tube is inserted into the preheating groove, and the test tube is buffered during the descending process by the elastic gasket.

[0009] Preferably, the fixed plate is provided with a sliding groove two, the sliding groove two is matched with the sliding plate, the side, away from the sliding plate, of the fixed plate is fixedly installed with a protective shell, the inside of the protective shell is fixedly installed with a driving motor, the driving end of the driving motor is fixedly installed with a lead screw, the outer side of the lead screw is screw-mounted with a rotating ring, and the outer side of the rotating ring is fixedly connected with the sliding plate. When the solvent in the test tube needs to be pretreated, the driving motor is started to drive the lead screw to rotate, the rotating ring drives the sliding plate to move up and down in the sliding groove two, and the test tube is driven to move up and down.

[0010] Preferably, the upper end of the placing disc is rotatably installed with a cover plate, the cover plate is rotatably connected with the sliding plate, the inner side of the cover plate is fixedly installed with a rubber disc, the rubber disc is matched with the test tube, when the solvent in the test tube needs to be pretreated, the test tube is inserted into the placing disc, the cover plate is closed, and the upper opening of the test tube is fixedly pressed by the rubber disc.

[0011] Preferably, the diameter of the circular groove is matched with the diameter of the test tube, and the diameter of the preheating groove is greater than the diameter of the test tube, when the solvent in the test tube needs to be pretreated, the test tube is inserted into the circular groove and enters the preheating groove for pretreatment.

[0012] Compared with the prior art, the liquid solidification analysis sample pretreatment device has the following beneficial effects:

[0013] The liquid solidification analysis sample pretreatment device provided by the utility model discloses a liquid solidification analysis sample pretreatment device, when the solvent in the test tube needs to be pretreated, the test tube is inserted into the placing disc, the test tube is fixedly clamped in the placing groove by the two groups of arc-shaped blocks, the test tube is moved downward by the fixing lifting device, the lower end of the test tube is inserted into the preheating groove, the funnel disc in the preheating groove is contacted with the test tube, then the test tube is limited by the circular arc groove, so that the test tube can keep in the vertical state, the test tube is preheated or oscillated by starting the pretreatment device, and the test tube can be prevented from shaking and being separated from the test tube hole. BRIEF DESCRIPTION OF DRAWINGS

[0014] The disclosure of the utility model will be explained with reference to the drawings. It should be understood that the drawings are only for illustrative purposes. They are not intended to limit the scope of protection of the utility model. In the drawings, the same reference signs are used to refer to the same parts. Among them

[0015] Figure 1 The overall structure schematic view according to one embodiment of the utility model is schematically shown;

[0016] Figure 2 The overall internal structure schematic view according to one embodiment of the utility model is schematically shown;

[0017] Figure 3 The internal structure schematic view of the pretreatment device according to one embodiment of the utility model is schematically shown;

[0018] Figure 4 The internal structure schematic view of the fixing lifting device according to one embodiment of the utility model is schematically shown;

[0019] Figure 5 The internal structure schematic view of the placing disc according to one embodiment of the utility model is schematically shown.

[0020] Label in drawing: 1, pretreatment device; 11, operation button; 12, display screen; 13, connecting plate; 131, preheating groove; 132, elastic piece one; 133, positioning column; 134, funnel disc; 135, circular arc groove; 14, elastic gasket; 141, circular groove; 2, fixed lifting device; 21, fixed plate; 211, sliding groove two; 22, protection shell; 23, driving motor; 24, screw rod; 25, rotating ring; 26, sliding plate; 27, placing disc; 271, placing groove; 272, sliding groove one; 273, elastic piece two; 274, arc-shaped block; 28, cover plate; 281, rubber disc; 3, test tube. DETAILED DESCRIPTION

[0021] It is easy to understand that according to the technical scheme of the present application, a person skilled in the art can propose a plurality of structure modes and implementation modes which can be replaced with each other without changing the essential spirit of the present application. Therefore, the following detailed description and the accompanying drawings are only exemplary description of the technical scheme of the present application, and should not be regarded as the whole or regarded as the limitation or restriction of the technical scheme of the present application.

[0022] In order to further understand the content of the present application, the present application will be described in detail in combination with the drawings.

[0023] According to an embodiment of the present application in combination with Figures 1-5As shown, a liquid solidification analysis sample pretreatment device, including a pretreatment device 1, the upper end of the pretreatment device 1 is fixedly installed with a fixed lifting device 2, the inside of the fixed lifting device 2 is placed with a test tube 3, the inside of the pretreatment device 1 is provided with a preheating groove 131, the inside of the preheating groove 131 is fixedly installed with an elastic piece one 132, the upper end of the elastic piece one 132 is fixedly installed with a positioning column 133, the upper end of the positioning column 133 is fixedly installed with a funnel disc 134, the upper end of the funnel disc 134 is provided with a circular arc groove 135, the circular arc groove 135 is matched with the lower end of the test tube 3, the fixed lifting device 2 includes a fixed plate 21, the lower end of the fixed plate 21 is fixedly connected with the pretreatment device 1, the inside of the fixed plate 21 is slidably provided with a sliding plate 26, one end of the sliding plate 26 is fixedly installed with a placing disc 27, a plurality of placing grooves 271 are formed in the placing disc 27, a sliding groove one 272 is formed in the inside of the placing groove 271, an elastic piece two 273 is fixedly installed in the inside of the sliding groove one 272, one end of the elastic piece two 273 is fixedly installed with an arc block 274, when the solvent in the test tube 3 needs to be pretreated, the test tube 3 is inserted into the placing disc 27, the test tube 3 is clamped and fixed in the placing groove 271 by the two arc blocks 274, the test tube 3 is moved downward by the fixed lifting device 2, the lower end of the test tube 3 is inserted into the preheating groove 131, the test tube 3 is contacted with the funnel disc 134 in the preheating groove 131, and then the test tube 3 is limited by the circular arc groove 135 to keep the vertical state, and then the test tube 3 is preheated or oscillated by starting the pretreatment device 1, so as to prevent the test tube from shaking and falling out of the test tube hole.

[0024] In combination Figures 1-2 As shown, the side of the pretreatment device 1 is provided with an operation button 11, and the side of the pretreatment device 1 is provided with a display screen 12, the test tube 3 is preheated or oscillated by the operation button 11 at the upper end of the pretreatment device 1, and the temperature change and the oscillation rate change are observed by the display screen 12.

[0025] In combination Figures 1-2 As shown, the upper end of the pretreatment device 1 is fixedly installed with a connecting plate 13, the upper end of the connecting plate 13 is fixedly installed with an elastic gasket 14, the upper end of the elastic gasket 14 is provided with a circular groove 141, the circular groove 141 is communicated with the preheating groove 131, and the test tube 3 is buffered during the descending process by the elastic gasket 14 when the test tube 3 is moved downward by the fixed lifting device 2 and the lower end of the test tube 3 is inserted into the preheating groove 131.

[0026] In combination Figure 4As shown, the fixed plate 21 is provided with a sliding groove two 211, the sliding groove two 211 is matched with the sliding plate 26, the side of the fixed plate 21 away from the sliding plate 26 is fixedly installed with a protective shell 22, the inside of the protective shell 22 is fixedly installed with a driving motor 23, the driving end of the driving motor 23 is fixedly installed with a lead screw 24, the outside of the lead screw 24 is threadedly installed with a rotating ring 25, the outside of the rotating ring 25 is fixedly connected with the sliding plate 26, when the solvent in the test tube 3 needs to be pretreated, the driving motor 23 is started to drive the lead screw 24 to rotate, the rotating ring 25 drives the sliding plate 26 to move up and down in the sliding groove two 211, and then drives the test tube 3 to move up and down.

[0027] In combination Figure 1 , Figure 4 As shown, the upper end of the placement disc 27 is rotatably installed with a cover plate 28, the cover plate 28 is rotatably connected with the sliding plate 26, the inside of the cover plate 28 is fixedly installed with a rubber disc 281, the rubber disc 281 is matched with the test tube 3, when the solvent in the test tube 3 needs to be pretreated, the test tube 3 is inserted into the placement disc 27, the cover plate 28 is closed, and the rubber disc 281 is extruded to fix the upper opening of the test tube 3.

[0028] In combination Figure 1 , Figures 4-5 As shown, the diameter of the circular groove 141 is matched with the diameter of the test tube 3, and the diameter of the preheating groove 131 is greater than the diameter of the test tube 3, when the solvent in the test tube 3 needs to be pretreated, the test tube 3 is inserted into the circular groove 141 and enters the preheating groove 131 for pretreatment.

[0029] In this embodiment, during work, the test tube 3 is first inserted into the placement groove 271 of the placement disc 27, the two groups of arc-shaped blocks 274 clamp and fix the test tube 3 under the action of the elastic member two 273, the cover plate 28 is closed, the rubber disc 281 extrudes and fixes the upper opening of the test tube 3, then the driving motor 23 is started, the motor drives the lead screw 24 to rotate, the rotating ring 25 drives the sliding plate 26 to move downward in the sliding groove two 211, thereby driving the test tube 3 to move downward, the lower end of the test tube 3 is inserted into the circular groove 141, enters the preheating groove 131 after buffering by the elastic gasket 14, and the circular arc groove 135 of the funnel disc 134 limits the test tube 3 to keep vertical, at this time, the pretreatment device 1 is started by operating the button 11, the test tube 3 can be preheated or oscillated, and the temperature and oscillation rate changes can be observed through the display screen 12 during the process.

[0030] The technical scope of the utility model is not only limited to the contents in the above description, and the above embodiment can be variously deformed and modified by those skilled in the art without departing from the technical thought of the utility model, and these deformations and modifications should all belong to the protection scope of the utility model.

Claims

1. A sample pretreatment device for liquid solidification analysis, characterized by: The utility model provides a pre -treatment device, the pre -treatment device's upper end fixed mounting has fixed lifting device, the inside of fixed lifting device places test tube, the inside of pre -treatment device is provided with preheating groove, the inside fixed mounting of preheating groove has elastic piece no. The fixed lifting device includes a fixed plate, the lower end of the fixed plate is fixedly connected with the pre-treatment device, a sliding plate is slidably arranged in the fixed plate, a placing disc is fixedly installed at one end of the sliding plate, a plurality of placing grooves are formed in the placing disc, a sliding groove one is formed in the placing groove, an elastic piece two is fixedly installed in the sliding groove one, and an arc block is fixedly installed at one end of the elastic piece two.

2. A sample preparation device for use in the analysis of liquid-solid systems according to claim 1, characterized in that: One side of the pre-treatment device is provided with an operation button, and one side of the pre-treatment device is provided with a display screen.

3. A sample preparation device for use in the analysis of liquid-solid systems according to claim 1, wherein: The upper end of the pre-treatment device is fixedly installed with a connecting plate, the upper end of the connecting plate is fixedly installed with an elastic gasket, the upper end of the elastic gasket is provided with a circular groove, and the circular groove is in communication with the preheating groove.

4. A sample preparation device for use in the analysis of liquid-solid systems according to claim 3, wherein: A sliding groove two is formed in the fixed plate, the sliding groove two is matched with the sliding plate, a protection shell is fixedly installed on the side of the fixed plate away from the sliding plate, a driving motor is fixedly installed in the protection shell, a lead screw is fixedly installed at the driving end of the driving motor, a rotating ring is threadedly installed on the outer side of the lead screw, and the outer side of the rotating ring is fixedly connected with the sliding plate.

5. A sample preparation device for use in the analysis of liquid-solid systems according to claim 4, wherein: The upper end of the placing disc is rotatably installed with a cover plate, the cover plate is rotatably connected with the sliding plate, a rubber disc is fixedly installed on the inner side of the cover plate, and the rubber disc is matched with the test tube.

6. A sample preparation device for use in the analysis of liquid-solid systems according to claim 5, wherein: The diameter of the circular groove is matched with the diameter of the test tube, and the diameter of the preheating groove is greater than the diameter of the test tube.

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