CN218157733U - Automatic device for preparing solid sample solution - Google Patents

Abstract

The utility model discloses an automation equipment for solid sample solution is prepared, include: the preparation assembly comprises an injection pump, a solvent bottle and a solvent adding pipe, and both the solvent bottle and the solvent adding pipe can be communicated with the injection pump; electrically rotating the clamping jaw; the electric rotating clamping jaw, the injection pump and the solvent adding pipe are connected with the moving mechanism, and the moving mechanism can drive the electric rotating clamping jaw, the injection pump and the solvent adding pipe to move; the bottle cap opener is arranged below the moving mechanism and comprises a first driving device and two first clamping claws; the first driving device is in transmission connection with the first clamping jaws and is used for driving the two first clamping jaws to get close to or away from each other, the opening and closing of the bottle cap and the addition of a solvent can be automatically realized, and the interference of human factors on detection results can be reduced.

Description

Automatic device for preparing solid sample solution

Technical Field

The utility model relates to a solid sample solution prepares equipment technical field, in particular to an automation equipment for solid sample solution is prepared.

Background

The OLED (organic light emitting diode) has the advantages of high resolution, quick response, wide viewing angle, low power consumption, multi-colorization, flexible screen, wide requirement on environmental temperature and the like, and the application in the technical field of display is improved year by year. The purity of the organic electroluminescent material has a large influence on the lifetime of the device. Therefore, the organic electroluminescent material is repeatedly purified before use, and the purity thereof needs to be checked. At present, the standard method for detecting the purity of the organic electroluminescent material is GB/T37949-2019, and the method adopts high performance liquid chromatography.

As the purity of the organic electroluminescent material generally reaches 99 percent or even higher, the higher the purity is, the greater the influence caused by cross contamination is. When the purity of the organic electroluminescent material is detected, how to prevent the risk that cross contamination affects the detection result is particularly important, wherein human factors are important risk sources of the cross contamination, and the human factors affect the detection result randomly, irregularly and difficultly found, for example, in the step of adding the solvent, the human factors affect the result relatively greatly, and if a user contacts the organic solvent, the adverse effect on the human health is difficult to avoid.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

The utility model provides an automatic device for preparing solid sample solution, which comprises a preparation component, wherein the preparation component comprises an injection pump, a solvent bottle and a solvent adding pipe, and both the solvent bottle and the solvent adding pipe can be communicated with the injection pump; electrically rotating the clamping jaw; the moving mechanism is connected with the electric rotating clamping jaw, the injection pump and the solvent adding pipe and can drive the electric rotating clamping jaw, the injection pump and the solvent adding pipe to move; the bottle cap opener is arranged below the moving mechanism and comprises a first driving device and two first clamping claws; the first driving device is in transmission connection with the first clamping claws and is used for driving the two first clamping claws to approach to or move away from each other.

According to the utility model discloses an automation equipment for solid sample solution is prepared who provides has following beneficial effect at least: the moving mechanism can drive the electric rotating clamping jaw to move, the electric rotating clamping jaw is moved to a position of a sample bottle filled with a sample, the sample bottle can be moved between two first clamping jaws of the bottle cap opener, the bottle cap opener comprises a first driving device and two first clamping jaws, the first driving device can drive the two first clamping jaws to approach each other, namely the bottle cap opener can clamp a bottle body of the sample bottle, the electric rotating clamping jaw loosens the sample bottle and then moves to the position of the bottle cap, the bottle cap can be separated from the bottle body through the rotation of the electric rotating clamping jaw and the movement of the moving mechanism, the injection pump can be communicated with the solvent bottle, so that the solvent can be extracted from the solvent bottle and added into the sample bottle through the solvent adding pipe, the solvent can be automatically added, then the electric rotating clamping jaw and the moving mechanism can close the bottle cap to the bottle body in a screwing mode, so that the dissolution of the sample can be realized, the opening and closing of the solvent can be automatically realized, the bottle cap adding is favorable for reducing the human interference and leading to the detection result of the detection, the physical contact of the experimental personnel is favorable for improving the experimental efficiency of the experimental personnel.

According to some embodiments of the utility model, the bottle lid ware that opens and shuts is equipped with two, and two bottle lid ware adjacent arrangements that open and shut all are equipped with the bottle lid on the bottle lid ware that opens and shuts and place the district.

Two bottle lid open and shut the ware and adjacent arrangement, this an automation equipment for solid sample solution is prepared promptly can carry out the centre gripping to two sample bottles, and all be provided with the bottle lid on the bottle lid open and shut the ware and place the district, make bottle lid and body separation back through electronic rotatory clamping jaw, can keep in the bottle lid of separation and place the district in, in order to avoid electronic rotatory clamping jaw need last centre gripping bottle lid or the problem that the region differs is placed to the bottle lid to appear, the operation that the solution after two bottle lid open and shut the ware set up can assist the realization to prepare shifts to the chromatograph bottle, in order to realize the detection and the analysis of purity through high performance liquid chromatograph.

According to the utility model discloses a some embodiments, the utility model discloses still include code scanning device, the bottle lid ware that opens and shuts all is connected with code scanning device, and code scanning device sets up towards first gripper jaw.

Bottle lid opener department still is provided with the bar code scanner, and the bar code scanner is towards first gripper jaw setting, and when the sample bottle was by the centre gripping between two first gripper jaws, the bar code scanner can scan the sign indicating number on the sample bottle and type, is favorable to improving experimenter's work efficiency.

According to some embodiments of the present invention, the moving mechanism is a three-axis manipulator, and the moving mechanism is in transmission connection with the dispensing assembly for driving the dispensing assembly to move; the preparation component further comprises a pipette and a switching valve, one end of the switching valve can be communicated with the injection pump, and the other end of the switching valve can be communicated with the pipette, a solvent bottle or a solvent adding pipe.

The moving mechanism is a three-axis manipulator, the moving mechanism is in an X axis and a Y axis and a Z axis through the three-axis manipulator, the electric rotating clamping jaws can clamp and transfer sample bottles at different positions to the bottle cap opener, the preparation assembly further comprises a pipette and a switching valve, switching through the switching valve can enable the injection pump to be communicated with the pipette and a solvent bottle or a solvent adding pipe, when the injection pump is communicated with the solvent bottle and the solvent adding pipe, solvent adding can be achieved, when the injection pump is communicated with the pipette, extraction and pushing through the injection pump can take samples from the sample bottles and transfer the prepared solutions to chromatographic bottles, liquid taking operation of the solutions is achieved, work efficiency of experimenters is improved, contact of the experimenters to organic solvents is reduced, personal health of the experimenters is guaranteed, and after the solutions are transferred to the chromatographic bottles, detection of the samples can be achieved through a high performance liquid chromatograph.

According to some embodiments of the invention, the electrically rotatable jaw comprises a second drive, a third drive and two second jaws; the second driving device is in transmission connection with the second clamping claws and is used for driving the two second clamping claws to approach or move away from each other; and the third driving device is in transmission connection with the second clamping claws and is used for driving the two second clamping claws to rotate.

The second driving device can drive the two second clamping claws to mutually approach or rotate, so that the sample bottle can be clamped or separated, the third driving device is used for driving the second clamping claws to rotate, and the second clamping claws are matched with the bottle cap to clamp the bottle cap, so that the bottle cap and the bottle body can be separated or screwed.

According to the utility model discloses a some embodiments, the utility model discloses still include workstation and ultrasonic cleaner, remove the framework and establish in the top of workstation, ultrasonic cleaner and bottle lid opener all set up on the workstation, are equipped with the fixed orifices that is used for fixed sample bottle on the ultrasonic cleaner.

The mobile mechanism is arranged above the workbench, the ultrasonic cleaning machine is provided with a fixing hole for fixing the sample bottle, after the solvent is added, the bottle cap can be screwed to the bottle body through the mobile mechanism and the electric rotary clamping jaw, the sample bottle is moved to the fixing hole, the ultrasonic dissolving assisting effect can be played through the arrangement of the ultrasonic cleaning machine, and the arrangement of the fixing hole is favorable for preventing the sample bottle from toppling.

According to some embodiments of the present invention, the utility model further comprises a weighing balance, the weighing balance comprises a housing, a rotating motor and a vibrating motor, and a material pouring station and a weighing station are arranged in the housing; the rotary motor is used for driving the sample bottles placed on the material pouring station to rotate, and the vibration motor is used for driving the sample bottles placed on the material pouring station to vibrate.

The automatic device for preparing the solid sample solution further comprises a weighing balance, a sample bottle containing a sample can be moved to a bottle cap opener through a moving mechanism and an electric rotating clamping jaw, the bottle cap is opened relative to a bottle body, then the sample bottle containing the sample can be moved to a material pouring station, the sample bottle containing the solution is moved to the bottle cap opener, the bottle cap is opened relative to the bottle body, the sample bottle containing the solution is moved to a weighing station, a rotating motor can drive the sample bottle placed on the material pouring station to rotate and is matched with the vibration of a vibrating motor, the sample can be gradually shaken off to the sample bottle placed on the weighing station, when the weight of the sample in the sample bottle at the weighing station reaches a set threshold value, the vibrating motor stops, the rotating motor enables the material pouring station to reset, the quantitative weighing of the sample is realized, and the requirement for preparing the solution is met.

According to some embodiments of the utility model, weighing balance still includes the fan, the fan setting on the wall of casing and with the inside intercommunication of casing.

After the ration of accomplishing the sample is weighed, accessible moving mechanism and electric rotary clamping jaw will be located the sample bottle of pouring the material station and weighing station department and shift out one by one and weigh the balance, and the fan can carry out convulsions or blow to the inner space of casing for fill the sample residue discharge casing in the casing, be favorable to avoiding the sample to remain the problem that causes the influence to the precision of weighing to appear, be favorable to guaranteeing the precision of testing result.

According to some embodiments of the utility model, still be equipped with on the workstation and be used for placing the first thing dish of putting of pipette head, be used for placing the second of filter membrane and put thing dish, washing tank and garbage collection mouth, pipette head and pipette adaptation, filter membrane and pipette adaptation are equipped with the washing rifle in the washing tank, and the washing rifle is used for wasing pipette and/or solvent interpolation pipe, and the below of garbage collection mouth is equipped with the garbage collection box.

When the prepared solution needs to be taken, the pipette can be moved to the first storage tray to enable the pipette head to be assembled with the pipette head, then the pipette is moved to a sample bottle for containing the solution to extract a certain volume of the solution, the pipette head is moved to the second storage tray to load a filter membrane, and then the pipette head is moved to a chromatographic bottle to carry out filtering and pipetting operations, so that the use requirement of solution preparation is met; the used filter membrane and the pipette tip can be discarded to a garbage collection port and collected at a garbage collection box, and the cleaning gun can clean the pipette and/or the solvent adding pipe, so that the problem of repeated preparation and cross contamination can be avoided.

According to some embodiments of the utility model, still be equipped with the third that is used for placing the sample bottle of splendid attire sample on the workstation and put thing dish, be used for placing the fourth of the sample bottle of preparing solution and put thing dish and be used for placing the fifth of chromatogram bottle and put the thing dish.

The third that is used for placing the sample bottle of splendid attire sample on the workstation is put thing dish, is used for placing the fourth of the sample bottle of preparation solution and is put thing dish and be used for placing the fifth of chromatogram bottle, puts the setting of thing dish, fourth and fifth through the third, is favorable to being convenient for moving mechanism's location and the centre gripping of electronic rotatory clamping jaw to realize the repetitious preparation of solution.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of an automated apparatus for preparing a solid sample solution according to an embodiment of the present invention;

FIG. 2 is a top view of an automated apparatus for the preparation of solid sample solutions shown in FIG. 1;

fig. 3 is a schematic perspective view of a bottle cap opener of an automatic apparatus for preparing solid sample solution according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of an electric rotating clamping jaw of an automated apparatus for preparing a solid sample solution according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a preparation assembly of an automated apparatus for preparing a solid sample solution according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of an ultrasonic cleaning machine of an automatic apparatus for preparing a solid sample solution according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a weighing balance of an automatic apparatus for preparing a solid sample solution according to an embodiment of the present invention;

FIG. 8 is a side view of a weighing scale of an automated apparatus for solid sample solution compounding shown in FIG. 7;

fig. 9 is a schematic perspective view of a moving mechanism of an automatic apparatus for preparing a solid sample solution according to an embodiment of the present invention.

In the drawings: 100. preparing a component; 110. an injection pump; 120. a solvent addition tube; 130. a pipette; 140. a switching valve; 150. a solvent bottle; 200. electrically rotating the clamping jaw; 210. a second gripper jaw; 220. a third driving device; 300. a moving mechanism; 400. a bottle cap opener; 410. a first gripper jaw; 420. a bottle cap placement area; 430. a code scanner; 500. a work table; 600. an ultrasonic cleaning machine; 610. a fixing hole; 700. weighing a balance; 710. a housing; 711. a weighing station; 712. a material pouring station; 720. a rotating electric machine; 730. a vibration motor; 740. a fan; 800. a first tray; 900. a second tray; 1000. a cleaning tank; 1100. a waste collection port; 1200. a third storage tray; 1300. a fourth storage tray; 1400. and a fifth storage plate.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of terms means an indefinite amount, and a plurality of terms means two or more, and the terms greater than, less than, exceeding, etc. are understood to include no essential numbers, and the terms greater than, less than, within, etc. are understood to include essential numbers. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated. Additionally, appearing throughout and/or representing three side-by-side scenarios, e.g., A and/or B represents a scenario satisfied by A, a scenario satisfied by B, or a scenario satisfied by both A and B.

In the description of the present invention, if there is a phrase containing a plurality of parallel features, the phrase defined therein is the closest feature, for example: b, C disposed on A, E connected to D, B disposed on A, E connected to D, and C is not limited; however, terms indicating relationships between features such as "spaced apart", "arranged in a ring", etc. do not fall within this category. The phrase with the word "mean" before it is meant to be a definition of all features in the phrase, e.g., B, C, D, both disposed on a, means B, C and D both disposed on a.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

At present, in order to improve the working efficiency, improve the stability of the production flow, reduce the production cost and ensure the market competitiveness of products, all countries in the world support and promote industrial automation, informatization and intellectualization in policy, and drive the traditional manual manufacturing to be transformed into automation and intellectualization manufacturing; the automatic equipment has obvious advantages of eliminating human errors and improving the product quality. In addition, in certain work posts using various chemicals or high voltage, if the work posts are operated manually, potential safety hazards are brought to workers, and automation is used for replacing manual work, so that the potential safety hazards can be avoided; in order to complete a certain process, if manual operation is carried out, a plurality of stations can be arranged, the occupied space is large, and after automation is realized, the equipment can be compactly placed, the space utilization rate is high, and the like. Therefore, the advantage of automation is obvious and is a trend of social development. The embodiment of the utility model provides an automation equipment for solid sample solution is prepared is favorable to improving work efficiency through automatic equipment, reduces the interference of human factor to the testing result.

Embodiments of the present invention will be described with reference to fig. 1 to 9.

Embodiment one, referring to fig. 1-2, the embodiment of the present invention provides an automated apparatus for preparing a solid sample solution, including: the bottle cap opening and closing device comprises a preparation assembly 100, an electric rotary clamping jaw 200, a moving mechanism 300, a bottle cap opening and closing device 400, a workbench 500, an ultrasonic cleaning machine 600 and a weighing balance 700.

Referring to fig. 2, a first tray 800 for placing pipette tips, a second tray 900 for placing filter membranes, a cleaning tank 1000, a garbage collection port 1100, a third tray 1200 for placing sample bottles containing samples, a fourth tray 1300 for placing sample bottles containing preparation solutions, and a fifth tray 1400 for placing chromatography bottles are disposed on the workbench 500. A garbage collection box is provided below the garbage collection port 1100.

Referring to fig. 1, the moving mechanism 300 is erected on the workbench 500, the preparing assembly 100 and the electric rotating clamping jaw 200 are both arranged at the moving mechanism 300, the moving mechanism 300 is in transmission connection with the preparing assembly 100 and the electric rotating clamping jaw 200 for driving the preparing assembly 100 and the electric rotating clamping jaw 200 to move, so that the electric rotating clamping jaw 200 clamps the sample bottles placed in the third placing tray 1200 and the fourth placing tray 1300 and the chromatography bottles placed in the fifth placing tray 1400, and the preparing assembly 100 can be moved to the first placing tray 800, the second placing tray 900, the cleaning tank 1000 and the garbage collection port 1100 conveniently, so as to realize the addition of a solvent and the liquid taking and filtering of a solution. The automatic device for preparing the solid sample solution is beneficial to facilitating the positioning of the moving mechanism 300 and the clamping of the electric rotating clamping jaw 200 through the area division of the workbench 500, so as to realize the multiple preparation of the solution.

Referring to fig. 9, in particular, the moving mechanism 300 may be a three-axis manipulator, and the three-axis manipulator moves along the X axis, the Y axis and the Z axis, so that the electric rotating clamping jaws 200 can clamp and transfer bottles at different positions to the bottle cap opener 400. In other embodiments of the present invention, the moving mechanism 300 may be configured as other mechanisms capable of driving the dispensing assembly 100 and the electric rotary clamping jaw 200 to move in multiple degrees of freedom, such as a six-axis robot, which is not limited herein.

Referring to fig. 3, the bottle cap opener 400 includes a first driving device, two first clamping jaws 410, a bottle cap placing area 420 and a code scanner 430, the two first clamping jaws 410 are spaced from each other in a left-right direction, and the first driving device can drive the two first clamping jaws 410 to move closer to or away from each other, so as to clamp or separate a sample bottle. All be provided with the centre gripping recess on two first gripper jaws 410's the face in opposite directions, the area of contact of first gripper jaw 410 to the sample bottle of increase is favorable to realizing the stable centre gripping to the sample bottle to being provided with of centre gripping recess, and centre gripping groove department can be equipped with the blotter of rubber material, avoids the bottle to be pressed from both sides and explodes. The first driving device can be a screw rod and a driving motor, threads with opposite thread directions are arranged at two ends of the screw rod, screw holes are formed in the two first clamping claws 410 and are respectively in threaded connection with two ends of the screw rod, and the driving motor drives the screw rod to rotate, so that the two first clamping claws 410 can be close to or far away from each other. In other embodiments of the present invention, the first driving device may be configured as an air cylinder, a rack and pinion driving mechanism, etc., and may also drive the two first clamping jaws 410 to approach or move away from each other, which is not limited herein.

The bottle cap placing area 420 is a placing groove which is formed in the upper end of the bottle cap opener 400 and is provided with an opening upwards, the bottle cap can be placed in the placing groove after the bottle cap of the sample bottle is separated from the bottle body by the electric rotating clamping jaw 200, and therefore the moving mechanism 300 can be conveniently located and the electric rotating clamping jaw 200 can be clamped. Bottle lid opener 400 sets up two, and adjacent arrangement about two bottle lid openers 400 are, and bottle lid opener 400 all is connected with bar code collector 430, and bar code collector 430 sets up towards first gripper jaw 410. When the sample bottle is clamped between the two first clamping claws 410, the code scanner 430 can scan and record the codes on the sample bottle, which is beneficial to improving the working efficiency of experimenters.

Referring to fig. 4, the motorized rotary gripper 200 comprises a second drive means, a third drive means 220 and two second gripper jaws 210; the second driving device can be in transmission connection with the second clamping claws 210 to be used for driving the two second clamping claws 210 to be close to or far away from each other, the electric rotating clamping jaws 200 can be moved to the sample bottle by the arrangement of the moving mechanism 300, the sample bottle can be clamped by the mutual approach of the second clamping claws 210, the sample bottle is transferred to the bottle cap opener 400, and the bottle body of the sample bottle can be clamped under the clamping action of the first clamping claws 410. The utility model discloses in other some embodiments, electronic rotatory clamping jaw 200 still is equipped with pressure sensor, and electronic rotatory clamping jaw 200 still has the force feedback function promptly, and the during operation can detect whether the circumstances such as bottle lid switch, bottle lid are crooked, the bottle lid skids, can realize closing soon or the separation of bottle lid and body effectively.

The electric rotating clamping jaw 200 moves to the bottle cap after loosening the sample bottle, the third driving device 220 is in transmission connection with the second clamping jaw 210 and is used for driving the two second clamping jaws 210 to rotate, the second clamping jaw 210 is matched with the clamping of the bottle cap and the movement of the moving mechanism 300 in the up-down direction, so that the bottle cap can be separated from the bottle body, the separated bottle cap can be placed in the bottle cap placing area 420, namely, under the clamping action of the electric rotating clamping jaw 200 and the bottle cap opener 400, the transfer of the sample bottle and the separation and screwing of the bottle cap and the bottle body can be realized.

Referring to fig. 7 and 8, the weighing scale 700 includes a housing 710, a rotating motor 720 and a vibrating motor 730, wherein a material pouring station 712 and a weighing station 711 are disposed in the housing 710, the rotating motor 720 is connected to the housing 710, the rotating motor 720 can be used to drive a sample bottle placed on the material pouring station 712 to rotate, the vibrating motor 730 is connected to the material pouring station 712 to drive the sample bottle placed on the material pouring station 712 to vibrate, and the weighing scale 700 can weigh the sample bottle placed on the weighing station 711. In some other embodiments of the present invention, the weighing balance 700 can be located on an independent balance platform to prevent the device from vibrating during operation and causing the problem of inaccurate weighing to occur. The shell 710 is provided with a movable cover capable of automatically opening and closing, and the movable cover is closed during weighing, so that the influence of external factors on weighing is reduced.

If under the action of the moving mechanism 300, the electric rotating clamping jaw 200 can move to the third object placing tray 1200 for placing the sample bottles containing samples to clamp the sample bottles containing samples, and move to the bottle cap opener 400 on the left side, the bottle caps of the sample bottles can be separated from the bottle bodies through the rotation of the electric rotating clamping jaw 200, and then the sample bottles containing sample powder are moved to the material pouring station 712 of the weighing balance 700 to be fixed; then the electric rotating clamping jaw 200 can move the fourth storage tray 1300 for storing the sample bottles for preparing the solution and clamp the sample bottles for storing the solution, and transfer the sample bottles to the bottle cap opener 400 on the left side, the bottle caps of the sample bottles can be separated from the bottle bodies by rotating the electric rotating clamping jaw 200, then the sample bottles for storing the solution are moved to the weighing station 711 of the weighing balance 700 for fixing, and the weighing balance 700 is cleared.

Referring to fig. 8, the rotating motor 720 can drive the sample bottle placed on the material pouring station 712 to rotate, so that the mouth of the sample bottle located on the material pouring station 712 is opposite to the mouth of the sample bottle located on the weighing station 711, and the sample can be gradually shaken off to the sample bottle placed on the weighing station 711 by matching with the vibration of the vibrating motor 730, when the weight of the sample in the sample bottle at the weighing station 711 reaches a set threshold, the vibrating motor 730 stops, and the rotating motor 720 resets the material pouring station 712, so that the quantitative weighing of the sample is realized, and the requirement of solution preparation is met.

Referring to fig. 7, the weighing balance 700 further includes a fan 740, and the fan 740 is disposed on a wall surface of the housing 710 and communicates with the interior of the housing 710. After the quantitative weighing of the finished sample, the automatic device for preparing the solid sample solution can move the sample bottles located at the material pouring station 712 and the weighing station 711 out of the weighing balance 700 one by one through the moving mechanism 300 and the electric rotating clamping jaw 200, the fan 740 can exhaust air to the inner space of the shell 710, so that the sample diffused in the shell 710 is remained and discharged out of the shell 710, the problem that the sample residue affects the weighing precision is avoided, and the precision of the detection result is guaranteed.

The clamping jaw 200 is electrically rotated to screw the bottle cap and the bottle body of the sample bottle containing the sample, and then the sample bottle is placed back to the third placing tray, and the sample bottle for preparing the solution is placed at the bottle cap opener 400 for the next solvent addition.

Referring to fig. 1 and 5, the compounding assembly 100 includes a syringe pump 110, a solvent bottle 150, a solvent addition tube 120, a pipette 130, and a switching valve 140, the switching valve 140 may be a multi-way valve, a lower end of the switching valve 140 communicates with an upper end of the syringe pump 110, and an upper end of the switching valve 140 communicates with the solvent bottle 150, the solvent addition tube 120, or the pipette 130. When the syringe pump 110 is in communication with the solvent bottle 150 and the solvent addition pipe 120, the addition of the solvent can be achieved. When the switching valve 140 is switched to the solvent bottle 150, the injection pump 110 can quantitatively extract the solvent bottle 150, then the switching valve 140 can be switched to the solvent adding pipe 120, the solvent extracted by the injection pump 110 is injected into the quantitative weighed sample bottle for solution preparation through the solvent adding pipe 120, and further the addition of the solvent is realized, namely, the automatic device for solid sample solution preparation can automatically realize the opening and closing of the bottle cap and the addition of the solvent, which is favorable for reducing the problem of larger detection result error caused by human factor interference, so that the obtained analysis result is more accurate and reliable, the contact between an experimenter and an organic solvent is favorably reduced or avoided, the personal health of the experimenter is favorably ensured, and the automatic device for solid sample solution preparation is favorable for improving the working efficiency of the experimenter.

It can be understood that the switching valve 140 can be configured as a multi-way valve, and the solvent bottle 150 can be configured with various types, so that different solvents can be switched and selected to be added through the switching valve 140 according to different detection requirements. If the switching valve 140 can be set as an eight-way valve, five solvent bottles 150 can be set, different solvents can be selected for adding through the switching valve 140, the switching valve 140 can also be communicated with the pipette 130, the solvent adding pipe 120 and an air path, and the air path is set to facilitate the injection pump 110 to pre-pump part of air before pumping the solvents, so as to facilitate isolation of contact between the organic solvents and the sealing rings of the injection pump 110 and increase of service life of the injection pump 110.

Referring to fig. 1 and 6, an ultrasonic cleaner 600 is disposed on a work table 500, and a fixing hole 610 for fixing a sample bottle is provided on the ultrasonic cleaner 600. After adding the solvent to the sample bottle, the rotatory clamping jaw of motor can press from both sides the bottle lid of getting and make bottle lid and body close soon to remove the sample bottle to fixed orifices 610 department, can play the effect that the ultrasonic wave helps dissolving through setting up of ultrasonic cleaner 600, be favorable to making the sample dissolve in the solvent, and being provided with of fixed orifices 610 does benefit to and prevents that the sample bottle from empting. The utility model discloses in other some embodiments, ultrasonic cleaner 600 can be equipped with accuse temperature and liquid level sensor function, and the supersound temperature can set up to room temperature to 80 ℃ to help the preparation of solution, ultrasonic cleaner 600 can not start and send out the alarm sound when the water level is less than or is higher than when setting for the threshold value, adds water or puts water with the suggestion operator.

After a certain time interval, for example, 3 minutes, 4 minutes, 5 minutes, etc., so that the sample in the sample bottle in the ultrasonic cleaning machine 600 is dissolved, the electric rotary clamping jaw 200 can clamp the sample bottle containing the solution and move to the bottle cap opener 400 on the left side, and the bottle cap of the sample bottle is separated from the bottle body. The electric rotary clamping jaw 200 clamps the chromatography bottle towards the fifth object placing plate 1400 where the chromatography bottle is placed, and moves the chromatography bottle to the bottle cap opener 400 on the right side, so that the bottle cap and the bottle body of the chromatography bottle are separated, and the liquid taking operation of the solution is realized. The volume of a common chromatographic bottle is small, for example, the volume of the chromatographic bottle can be 2ml, and the volume of the sample bottles in the third tray 1200 and the fourth tray 1300 can be 20ml.

The pipette 130 can move to the first storage tray 800 to load the pipette 130 and the pipette head, then move to a sample bottle containing a solution to extract a certain volume of the solution, move to the second storage tray 900 to load a filter membrane, and then move to a chromatographic bottle to perform filtering and pipetting operations, so that the use requirement of solution preparation is met; under syringe pump 110's effect promptly, syringe pump 110 can take out the appearance and transfer to the chromatogram bottle with the solution after preparing from the sample bottle, realizes getting of solution and operates, is favorable to improving experimenter's work efficiency, is favorable to reducing the contact of experimenter to organic solvent, is favorable to ensureing experimenter's personal health, and after solution shifted to the chromatogram bottle, the accessible high performance liquid chromatograph detected the purity of sample.

Referring to FIG. 2, the used filter membrane and pipette tip can be discarded to the waste collection port 1100 and collected at a waste collection bin. The cleaning tank 1000 is provided with a cleaning gun which can be communicated with an external cleaning agent pipeline, and the cleaning gun can spray cleaning agent to clean the pipette 130 and/or the solvent adding pipe 120, so that the problem of cross contamination caused by multiple preparation can be avoided. The electric rotating clamping jaw 200 can be screwed on the bottle cap and the bottle body of the chromatographic bottle and put the prepared chromatographic bottle back into the fifth object placing disc 1400, and the electric rotating clamping jaw 200 can be screwed on the bottle cap and the bottle body of the solution sample bottle which is finished by liquid transfer and put the sample bottle back into the fourth object placing disc 1300, so that the preparation of the solution is finished once.

The embodiment of the utility model provides a working process that is used for automation equipment that solid sample solution prepared as follows:

(1) Weighing, under the moving action of the moving mechanism 300, the electric rotating clamping jaw 200 moves into the third object placing tray 1200 to clamp a sample bottle containing a sample, moves the sample bottle to the left bottle cap opener 400 and separates the bottle cap from the bottle body of the sample bottle, and then moves the sample bottle containing the sample to the material pouring station 712 of the weighing balance 700. The electric rotating clamping jaw 200 moves into the fourth object placing disc 1300 to clamp a sample bottle for solution preparation, moves the sample bottle to the left bottle cap opener 400 and separates the bottle cap of the sample bottle from the bottle body, moves the sample bottle for solution preparation to the weighing station 711 of the weighing balance 700, clears the weighing balance 700, and transfers the sample in the sample bottle on the material pouring station 712 into the sample bottle on the weighing station 711 under the action of the rotating motor 720 and the vibrating motor 730, so that quantitative weighing of the sample is realized. After the quantitative weighing is completed, the electric rotating clamping jaw 200 moves the sample bottle located at the material pouring station 712 out of the weighing balance 700 and transfers the sample bottle to the left bottle cap opener 400, the electric rotating clamping jaw 200 closes the bottle cap of the sample bottle containing the sample to the bottle body, and the sample bottle containing the sample is placed back into the third storage tray 1200. The sample bottles at the weighing station 711 are then moved out of the weighing scale 700 by the electrically driven rotating jaws 200 and transferred to the left bottle cap opener 400, and the housing 710 of the weighing scale 700 is air washed by the blower 740.

(2) After the quantitative weighing is completed, the syringe pump 110 may be switched to the solvent bottle 150 through the switching valve 140, and pump a quantitative amount of solvent from the solvent bottle 150, and switch to the solvent adding pipe 120 through the switching valve 140 to add the solvent into the sample bottle after the quantitative weighing, and screw the bottle cap to the bottle body, and then transfer the sample bottle to the fixing hole 610 of the ultrasonic cleaning machine 600 for ultrasonic assisted dissolution. After 3 minutes, the sample bottle in the ultrasonic cleaning machine 600 is taken out to the bottle cap opener 400 on the left side by the electrically-driven rotary gripper 200.

(3) And (3) taking liquid, clamping the chromatographic bottle from the fifth object placing disc 1400 by the electric rotary clamping jaw 200, placing the chromatographic bottle in the bottle cap opener 400 at the right side, and separating the chromatographic bottle and the bottle cap of the sample bottle containing the solution from the bottle body by the electric rotary clamping jaw 200. The injection pump 110 is switched to the pipette 130 through the switching valve 140, the pipette 130 moves to the first storage tray 800 to load a pipette tip, then moves to a sample bottle containing a solution to draw 1ml of the solution, then moves to the second storage tray 900 to load a filter membrane, then moves to the position above a chromatographic bottle, the injection pump 110 pushes out the drawn solution into the chromatographic bottle, and throws the used pipette tip and the filter membrane into the garbage collection box from the garbage collection port 1100, and screws the bottle cap of the chromatographic bottle to the bottle body, and then puts the chromatographic bottle back into the fifth storage tray 1400, and screws the bottle cap of the used sample bottle containing the solution to the bottle body, and puts the sample bottle back into the fourth storage tray 1300, so that the pipette tip is cleaned in the cleaning tank 1000, and the preparation of the solution is completed.

While the preferred embodiments of the present invention have been described in detail, it is to be understood that the invention is not limited to the precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (10)

1. An automated apparatus for preparing a solid sample solution, comprising:

a compounding assembly (100), the compounding assembly (100) comprising a syringe pump (110), a solvent bottle (150) and a solvent addition tube (120), the solvent bottle (150) and the solvent addition tube (120) both being communicable with the syringe pump (110);

an electrically-powered rotating jaw (200);

the moving mechanism (300) is connected with the electric rotating clamping jaw (200), the injection pump (110) and the solvent adding pipe (120), and the moving mechanism (300) can drive the electric rotating clamping jaw (200), the injection pump (110) and the solvent adding pipe (120) to move;

the bottle cap opener (400), the bottle cap opener (400) is arranged below the moving mechanism (300), and the bottle cap opener (400) comprises a first driving device and two first clamping claws (410); the first driving device is in transmission connection with the first clamping claws (410) and is used for driving the two first clamping claws (410) to move close to or away from each other.

2. The automated apparatus for solid sample solution preparation according to claim 1, wherein there are two bottle cap openers (400), two bottle cap openers (400) are adjacently arranged, and a bottle cap placing area (420) is provided on each bottle cap opener (400).

3. The automated apparatus for solid sample solution compounding of claim 2, further comprising a code scanner (430), wherein the code scanners (430) are connected to the bottle cap openers (400), and the code scanners (430) are disposed toward the first clamping jaws (410).

4. The automated apparatus for solid sample solution compounding according to claim 2, wherein the moving mechanism (300) is a three-axis robot, the moving mechanism (300) is drivingly connected to the compounding assembly (100) for driving the compounding assembly (100) to move; the dispensing assembly (100) further comprises a pipette (130) and a switching valve (140), one end of the switching valve (140) being communicable with the syringe pump (110), the other end of the switching valve (140) being communicable with the pipette (130), the solvent bottle (150) or the solvent addition tube (120).

5. The automated apparatus for solid sample solution formulation according to claim 1, wherein the motorized rotary jaw (200) comprises a second drive means, a third drive means (220) and two second jaws (210); the second driving device is in transmission connection with the second clamping claws (210) and is used for driving the two second clamping claws (210) to approach or move away from each other; the third driving device (220) is in transmission connection with the second clamping claws (210) and is used for driving the two second clamping claws (210) to rotate.

6. The automatic device for preparing the solid sample solution according to claim 4, further comprising a workbench (500) and an ultrasonic cleaning machine (600), wherein the moving mechanism (300) is erected above the workbench (500), the ultrasonic cleaning machine (600) and the bottle cap opener (400) are both arranged on the workbench (500), and a fixing hole (610) for fixing a sample bottle is arranged on the ultrasonic cleaning machine (600).

7. The automated apparatus for solid sample solution formulation of claim 6, further comprising a weighing balance (700), wherein the weighing balance (700) comprises a housing (710), a rotating motor (720) and a vibrating motor (730), and a material pouring station (712) and a weighing station (711) are arranged in the housing (710); the rotating motor (720) is used for driving the sample bottles placed on the material pouring station (712) to rotate, and the vibrating motor (730) is used for driving the sample bottles placed on the material pouring station (712) to vibrate.

8. The automated apparatus for solid sample solution compounding of claim 7, wherein said weighing scale (700) further comprises a fan (740), said fan (740) disposed on a wall of said housing (710) and in communication with an interior of said housing (710).

9. The automatic device for preparing the solid sample solution according to claim 6, wherein the workbench (500) is further provided with a first tray (800) for placing pipette tips, a second tray (900) for placing filter membranes, a washing tank (1000) and a garbage collection port (1100), the pipette tips are adapted to the pipettes (130), the filter membranes are adapted to the pipettes (130), the washing tank (1000) is internally provided with a washing gun for washing the pipettes (130) and/or the solvent addition tubes (120), and the garbage collection box is arranged below the garbage collection port (1100).

10. The automated apparatus for solid sample solution preparation according to claim 6, wherein the workbench (500) is further provided with a third tray (1200) for placing sample bottles containing samples, a fourth tray (1300) for placing sample bottles containing preparation solutions, and a fifth tray (1400) for placing chromatography bottles.

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