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CN-121994334-A - Desktop device for solid sample adding

CN121994334ACN 121994334 ACN121994334 ACN 121994334ACN-121994334-A

Abstract

The application relates to the technical field of sample weighing, and discloses a desktop device for solid sample adding, which comprises a sealed box body, wherein a supporting table, a sample adding bottle, a material receiving bottle and an electronic balance are arranged in the sealed box body, a rotary table is rotatably arranged on the supporting table, a plurality of stations are annularly arranged on the rotary table, the sample adding bottle is arranged corresponding to each station and is matched with the rotary table in a positioning way, the electronic balance is positioned on one side of the supporting table, a limiting seat is arranged at the weighing position of the electronic balance, the material receiving bottle is inserted in the limiting seat and is positioned under the sample adding bottle, the discharge end of the sample adding bottle is in butt joint with a feed inlet of the material receiving bottle, a powder injection driving assembly is arranged between the material feeding bottle and the supporting table, and the powder injection driving assembly is used for driving the discharge end of the sample adding bottle to be opened and injected into the material receiving bottle. The application has the effect of synchronously improving the sample adding efficiency and the sample adding precision of the solid sample adding equipment.

Inventors

  • HE XUEYING
  • LI WENLONG
  • HUA JUN

Assignees

  • 无锡玄刃科技有限公司

Dates

Publication Date
20260508
Application Date
20260209

Claims (10)

  1. 1. A desktop device for solid application of sample, its characterized in that includes sealed box (1), be provided with brace table (2), application of sample bottle (3), connect material bottle (4) and electronic balance (5) in sealed box (1), the rotation is provided with carousel (21) on brace table (2), the distribution is established to the ring on carousel (21) has a plurality of stations (211), application of sample bottle (3) correspond each station (211) setting and with carousel (21) location cooperation, electronic balance (5) are located one side of brace table (2), weigh department of electronic balance (5) is provided with spacing seat (51), connect material bottle (4) cartridge in spacing seat (51) and be located application of sample bottle (3) under, the discharge end of application of sample bottle (3) is docked with the feed inlet that connects material bottle (4), be provided with annotate powder drive assembly (6) between feeding bottle and the brace table (2), annotate powder drive assembly (6) are used for driving the discharge end (3) and connect material bottle (4) to open.
  2. 2. The desktop device for solid sample addition according to claim 1, characterized in that a plurality of positioning rings (212) are annularly arranged on the turntable (21), the positioning rings (212) are in one-to-one correspondence with the stations (211), a receiving ring (213) is arranged in the positioning rings (212), a positioning block (2131) is arranged on the receiving ring (213), a lap joint ring (31) is sleeved on the sample addition bottle (3), a clamping groove (311) is formed in the lap joint ring (31), and the clamping groove (311) is in plug-in fit with the positioning block (2131).
  3. 3. The desktop device for solid sample addition according to claim 1, characterized in that the sample addition bottle (3) comprises a bottle body (32) and a discharging rod (33), a powder outlet head (36) is arranged at the bottom end of the bottle body (32), the discharging rod (33) vertically slides through the bottle body (32) and is in sliding sealing fit with the powder outlet head (36), a butt joint (332) is arranged at the top end of the discharging rod (33), a powder outlet inclined opening (333) is concavely arranged at the side wall of the bottom end, an elastic reset piece (35) is connected between the discharging rod (33) and the bottle body (32), and the butt joint (332) is in butt joint fit with a powder injection driving assembly (6).
  4. 4. A desktop device for solid sample addition according to claim 3, characterized in that, be provided with in the sample addition bottle (3) and mix material subassembly (7), mix material subassembly (7) including go-between (71), supporting ring (72) and a plurality of scraping strip (73), rotating ring (37) are installed in the rotation of sample addition bottle (3), wear to be equipped with spacer pin (371) on the shaft of ejection of compact pole (33), spacer pin (371) perpendicular to ejection of compact pole (33) shaft sets up, sliding fit between spacer pin (371) and pivot ring (37) along the axial of pivot ring (37), go-between (71) coaxial coupling is on pivot ring (37), a plurality of scraping strip (73) laminating sample addition bottle (3) inner wall circumference distributes, supporting ring (72) are arranged in the space that a plurality of scraping strip (73) enclose for with each scraping strip (73) support in the inner wall of sample addition bottle (3).
  5. 5. A desktop device for solid sample addition according to claim 3, characterized in that, be provided with mount pad (8) on supporting bench (2), annotate powder drive assembly (6) including actuating lever (61), lifter (62), rotating member (63) and shake piece (64), mount pad (81) are installed towards one side lift sliding of electronic balance (5), mount pad (81) and mount pad (8) are connected to lifter (62), support piece (811) are installed to one side lift sliding of mount pad (81) deviating from mount pad (8), shake piece (64) and connect support piece (811) and mount pad (81), actuating lever (61) run through support piece (811) and with support piece (811) normal running fit, rotating member (63) connect actuating lever (61) top and support piece (811), actuating lever (61) bottom is provided with and connects fitting down piece (612) with butt joint (332).
  6. 6. The desktop device for solid sample addition according to claim 5, characterized in that the supporting member (811) is provided with a kidney-shaped through hole (8111), the oscillating member (64) comprises a driving motor (641) and an eccentric wheel (642), the eccentric wheel (642) is positioned in the kidney-shaped through hole (8111), the outer side wall of the eccentric wheel (642) is in contact with the inner wall of the kidney-shaped through hole (8111), the driving motor (641) is mounted on the mounting block (81), the eccentric wheel (642) is coaxially sleeved on the output shaft of the driving motor (641), and the axial direction of the eccentric wheel (642) is perpendicular to the axial direction of the driving rod (61).
  7. 7. The desktop device for solid sample addition according to claim 5, wherein a number (214) is provided on the turntable (21) corresponding to each station (211), a code scanner (9) is connected to one side of the mounting base (8) facing the electronic balance (5), and the code scanner (9) is used for confirming the number (214) of the sample addition bottle (3) and the corresponding station (211) before sample addition.
  8. 8. The desktop device for solid sample addition according to claim 1, wherein a plurality of limit strips (52) are arranged on the electronic balance (5) in a surrounding mode, a windshield (53) is inserted between the limit strips (52), and the windshield (53) covers the weighing position of the electronic balance (5) and the bottle body of the receiving bottle (4).
  9. 9. A tabletop device for solid sample addition according to claim 1, characterized in that a baffle plate (222) is rotatably mounted on one side of the supporting table (2) facing the electronic balance (5), the baffle plate (222) covers the feeding end of the receiving bottle (4), and a receiving groove (2221) is concavely arranged on the top surface of the baffle plate.
  10. 10. The desktop device for solid sample addition according to claim 1, characterized in that a guide rail (14) facing an electronic balance (5) is arranged on the inner bottom wall of the sealing box body (1), a mounting plate (141) is arranged on the guide rail (14) in a sliding sleeve manner, the supporting table (2) is mounted on the mounting plate (141), a positioning pin (1411) is vertically inserted on the mounting plate (141), a positioning hole (16) is arranged on the inner bottom wall of the sealing box body (1), and the positioning pin (1411) is in insertion fit with the positioning hole (16).

Description

Desktop device for solid sample adding Technical Field The application relates to the technical field of sample weighing, in particular to a desktop device for solid sample adding. Background In laboratory scenarios such as chemical synthesis, drug development and material science, accurate weighing and formulation preparation of various solid powders is a common and important task. With the continuous development of technology, the laboratory needs for solid sample adding equipment are increasing. The accurate solid sample addition can ensure the accuracy and the reliability of experimental results, and has important significance for promoting scientific research progress and improving product quality. Moreover, with the diversification and refinement of experimental requirements, higher requirements are also put on the performance and the function of the solid sample loading device. In the prior art, in order to strengthen the accuracy nature of solid application of sample, chinese patent publication No. CN108508226B discloses a sample sampling device, including carousel, driving piece and more than one application of sample subassembly, the application of sample subassembly distributes the circumference side of carousel, the below of carousel is provided with weighing station and cleans the station, be provided with weighing assembly on the weighing station, be provided with on the cleaning station and clean the subassembly, the driving piece with the carousel links to each other for the drive carousel is rotatory so that application of sample subassembly switches between weighing station and cleaning the station. However, although the sample adding efficiency is improved, as the open weighing device, the open weighing device is easily interfered by air flow and equipment vibration in the weighing process, so that the reading is unstable, and the weighing precision is low, and therefore, the requirements of a current laboratory on synchronous realization of high precision and high efficiency of the solid sample adding device are difficult to meet. Disclosure of Invention In order to enable the solid sample adding equipment to synchronously improve sample adding efficiency and sample adding precision, the application provides a desktop device for solid sample adding. The application provides a desktop device for solid sample addition, which adopts the following technical scheme: The utility model provides a desktop device for solid application of sample, includes the sealed box, be provided with supporting bench, application of sample bottle in the sealed box, connect material bottle and electronic balance, it is provided with the carousel to rotate on the supporting bench, the distribution has a plurality of stations to encircle on the carousel, the application of sample bottle corresponds each station setting and with carousel locate coordination, electronic balance is located one side of supporting bench, electronic balance's weighing department is provided with spacing, connect the material bottle cartridge in spacing and be located the application of sample bottle under, the discharge end of application of sample bottle and the feed inlet butt joint of receiving the material bottle, be provided with annotate powder drive assembly between feeding bottle and the supporting bench, annotate powder drive assembly and be used for driving the discharge end of application of sample bottle open and annotate the material to connecing the material bottle. By adopting the technical scheme, when solid is loaded, the loading bottle filled with solid powder raw materials is placed corresponding to each station and positioned with the turntable, and the receiving bottle of the feeding quantity to be weighed is inserted into the limiting seat of the weighing part of the electronic balance. The rotary disc enables the discharge end of the sample adding bottle to be in butt joint with the feed inlet of the receiving bottle, and the powder injection driving assembly is used for opening the discharge end of the sample adding bottle to inject materials into the receiving bottle. Because the device is arranged in the sealed box body, the air flow and the equipment vibration can be prevented from interfering the reading of the electronic balance, the reading stability is ensured, and the sample adding efficiency and the sample adding precision are synchronously improved. Optionally, a plurality of locating rings are annularly arranged on the turntable, the locating rings are in one-to-one correspondence with the stations, a receiving ring is arranged in the locating rings, a locating block is arranged on the receiving ring, a lap joint ring is sleeved on the sample adding bottle, a clamping groove is formed in the lap joint ring, and the clamping groove is in plug-in fit with the locating block. Through adopting above-mentioned technical scheme, the cooperation of pegging graft of locating piece and draw-in groove has reali