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CN-121978006-A - Ultraviolet spectrometer sample rack rotating device

CN121978006ACN 121978006 ACN121978006 ACN 121978006ACN-121978006-A

Abstract

The invention discloses a sample holder rotating device of an ultraviolet spectrometer, and relates to the technical field of ultraviolet spectrometers. This kind of ultraviolet spectrometer sample frame rotary device, including setting up main part, sample room and the apron on the ultraviolet spectrometer, be provided with sample frame rotary mechanism in the sample room, and sample frame rotary mechanism is including rotating in the pivot of sample room bottom, the upper end fixedly connected with disc of pivot, and the lateral wall fixedly connected with of disc a plurality of solid fixed ring, the interior rotation of solid fixed ring is connected with first rolling disc. This kind of ultraviolet spectrometer sample frame rotary device is convenient for rotate the sample frame, is convenient for detect a plurality of sample cells, can improve the efficiency that detects, simultaneously, at rotatory in-process, can carry out automatic stirring to the liquid sample in the sample cell to, when detecting, be convenient for rotate the sample cell, can improve the effect of detection, thereby improve the efficiency and the effect of detection.

Inventors

  • YAO XIAOFENG
  • XIA LAN

Assignees

  • 四川森普力科技有限公司

Dates

Publication Date
20260505
Application Date
20260130

Claims (10)

  1. 1. The utility model provides an ultraviolet spectrometer sample frame rotary device, includes main part (101), sample room (102) and apron (103) that set up on the ultraviolet spectrometer, wherein be provided with sample frame rotary mechanism in sample room (102), and sample frame rotary mechanism is including rotating pivot (11) in sample room (102) bottom, the upper end fixedly connected with disc (12) of pivot (11), and the lateral wall fixedly connected with of disc (12) a plurality of solid fixed ring (13), gu fixed ring (13) swivelling joint has first rolling disc (14), and the top of first rolling disc (14) is provided with the clamping mechanism who is used for carrying out the clamp to the sample pond, and the top of each first rolling disc (14) is connected with sealed lid (15) through elevating system, and the top of sealed lid (15) is provided with the stirring mechanism that is used for stirring the liquid sample in the sample pond, the rotation of pivot (11) is driven through first actuating mechanism, and the rotation of first rolling disc (14) is driven through second actuating mechanism.
  2. 2. The ultraviolet spectrometer sample rack rotating device according to claim 1, wherein the first driving mechanism comprises a first gear (201) fixedly sleeved on the side wall of the rotating shaft (11), a first rack (202) is connected in the sample chamber (102) through a moving mechanism, the first rack (202) is meshed with the first gear (201), and a limiting mechanism for limiting the rotating shaft (11) is arranged in the sample chamber (102).
  3. 3. The ultraviolet spectrometer sample rack rotating device according to claim 2, wherein the moving mechanism comprises two connecting rods (303) fixedly connected to the side wall of the first rack (202), lifting blocks (301) are sleeved on the side wall of the connecting rods (303), two first connecting blocks (308) are fixedly connected to the side wall of the lifting blocks (301), the first connecting blocks (308) are connected with the bottom of the sample chamber (102) through first spring telescopic rods (302), a second connecting block (304) is fixedly connected to the other end of the connecting rods (303), pushing rods (305) are fixedly connected to the side wall of the second connecting blocks (304), rubber blocks (306) are fixedly sleeved on the side wall of the pushing rods (305), and notches (307) are formed in the side wall of the cover plate (103).
  4. 4. The ultraviolet spectrometer sample rack rotating device according to claim 2, wherein the limiting mechanism comprises a limiting disc (401) fixedly sleeved on the side wall of the rotating shaft (11), a plurality of arc-shaped grooves (402) arranged in an array are formed in the side wall of the limiting disc (401), an arc-shaped block (403) is connected to the bottom of the sample chamber (102) through a reset mechanism, and the arc-shaped block (403) can be inserted into the arc-shaped grooves (402).
  5. 5. The ultraviolet spectrometer sample rack rotating device according to claim 4, wherein the reset mechanism comprises a supporting plate (501) fixedly connected to the bottom of the sample chamber (102), two symmetrically arranged T-shaped guide rods (502) are inserted into the side walls of the supporting plate (501), one end of each T-shaped guide rod (502) is fixed with the side wall of the arc-shaped block (403), and a first spring (503) is sleeved on the side wall of each T-shaped guide rod (502).
  6. 6. The ultraviolet spectrometer sample rack rotating device according to claim 2, wherein the second driving mechanism comprises a connecting shaft (601) fixedly connected to the bottom of the first rotating disc (14), a second gear (602) is fixedly connected to the bottom of the connecting shaft (601), a connecting plate (604) is fixedly connected to the side wall of the first rack (202), a fixing plate (605) is fixedly connected to the bottom of the sample chamber (102), a second rack (603) is connected to the side wall of the fixing plate (605) through a second spring telescopic rod (606), and a connecting mechanism is arranged between the second rack (603) and the connecting plate (604).
  7. 7. The ultraviolet spectrometer sample rack rotating device according to claim 6, wherein the connecting mechanism comprises a plurality of jacks (701) arranged in an array and formed in the top of the connecting plate (604), a third connecting block (702) is fixedly connected to the side wall of the second rack (603), a plug pin (703) is fixedly connected to the bottom of the third connecting block (702), and the plug pin (703) can be inserted into the jacks (701).
  8. 8. The ultraviolet spectrometer sample rack rotating device according to claim 1, wherein the clamping mechanism comprises two supporting blocks (901) fixedly connected to the top of the first rotating disc (14), two symmetrically arranged V-shaped clamping plates (903) are connected to the side walls of the supporting blocks (901) through third spring telescopic rods (902), and the V-shaped clamping plates (903) comprise inclined sections (904).
  9. 9. The ultraviolet spectrometer sample rack rotating device according to claim 1, wherein the lifting mechanism comprises a fourth spring telescopic rod (801) connected between the sealing cover (15) and the first rotating disc (14), a first mounting block (802) is fixedly connected to the side wall of the sample chamber (102), a first pushing frame is fixedly connected to the side wall of the first mounting block (802), the first pushing frame comprises a first inclined plate (803) and a first arc plate (804) which are connected end to end, and the sealing cover (15) can slide at the bottom of the first pushing frame.
  10. 10. The ultraviolet spectrometer sample rack rotating device according to claim 1, wherein the stirring mechanism comprises a second rotating disc (1001) rotatably connected to the top of the sealing cover (15), a stirring rod (1002) is inserted into the top of the second rotating disc (1001), a stirring plate (1003) is fixedly connected to the side wall of the stirring rod (1002), the second rotating disc (1001) is sleeved on the side wall of the stirring plate (1003), an L-shaped plate (1011) is sleeved on the side wall of the stirring rod (1002), the L-shaped plate (1011) is fixed to the top of the sealing cover (15), a rubber wheel (1004) is fixedly sleeved on the side wall of the stirring rod (1002), a second spring (1005) is fixedly connected to the bottom of the rubber wheel (1004), the lower end of the second spring (1005) is fixedly connected with a rotating ring (1006), the rotating ring (1006) is rotatably connected to the top of the L-shaped plate (1011), a second mounting block (1007) is fixedly connected to the side wall of the sample chamber (102), the side wall of the second mounting block (1007) is fixedly connected to the second arc-shaped plate (1008), the second arc-shaped plate (1009) is fixedly connected to the bottom of the second arc-shaped plate (1009), the second arc-shaped plate (1010) is fixedly connected to the bottom of the second arc-shaped plate (1009), and the arc-shaped plate (1009) is fixedly connected to the bottom of the arc-shaped plate (1009), and the rubber wheel (1004) can roll on the side wall of the third arc plate (1010).

Description

Ultraviolet spectrometer sample rack rotating device Technical Field The invention relates to the technical field of ultraviolet spectrometers, in particular to a sample rack rotating device of an ultraviolet spectrometer. Background The ultraviolet spectrometer is used as an important analysis and detection device, is widely applied to a plurality of fields such as chemistry, biology, medicine, environmental monitoring and the like by virtue of the advantages of high sensitivity, rapid detection and the like, and is mainly used for qualitative analysis, quantitative analysis, structural characterization and the like of substances. In the use process of the ultraviolet spectrometer, the sample rack is a core component for bearing the sample cell, and the performance of the sample rack directly influences the detection efficiency and the accuracy of the detection result. At present, most of ultraviolet spectrometer sample frames on the market are of fixed structures or can only realize simple translation switching, when a plurality of liquid samples are required to be continuously detected, operators need to manually replace sample cells one by one, so that the operation is complex, the time consumption is long, human errors are easily introduced in the replacement process, such as the problems of deviation of the placement positions of the sample cells, sample pollution and the like, and the detection efficiency and the reliability of detection results are seriously influenced. At the same time, it is inconvenient to rotate the cuvette for detection of multiple angles. In addition, the phenomenon of uneven component distribution, precipitation and the like can occur to the liquid sample in a standing state, the existing ultraviolet spectrometer sample rack is not generally provided with a corresponding sample stirring device, and the direct detection can lead to larger detection data deviation, so that the actual characteristics of the sample can not be truly reflected. Although operators in partial detection scenes can manually stir samples before detection, the manual operation efficiency is low, uniformity and consistency of stirring are difficult to ensure, quality and efficiency of detection work are further limited, and detection efficiency and effect are affected. Disclosure of Invention The invention aims to provide a rotating device for an ultraviolet spectrometer sample rack, which is used for solving the problems in the background technology. The ultraviolet spectrometer sample rack rotating device comprises a main body, a sample chamber and a cover plate, wherein the main body, the sample chamber and the cover plate are arranged on an ultraviolet spectrometer, a sample rack rotating mechanism is arranged in the sample chamber, the sample rack rotating mechanism comprises a rotating shaft which rotates at the bottom of the sample chamber, the upper end of the rotating shaft is fixedly connected with a disc, the side wall of the disc is fixedly connected with a plurality of fixing rings, a first rotating disc is rotatably connected in the fixing rings, the top of the first rotating disc is provided with a clamping mechanism for clamping a sample tank, the top of each first rotating disc is connected with a sealing cover through a lifting mechanism, the top of each sealing cover is provided with a stirring mechanism for stirring a liquid sample in the sample tank, the rotation of the rotating shaft is driven by a first driving mechanism, and the rotation of the first rotating disc is driven by a second driving mechanism. Preferably, the first driving mechanism comprises a first gear fixedly sleeved on the side wall of the rotating shaft, a first rack is connected in the sample chamber through a moving mechanism, the first rack is meshed with the first gear, and a limiting mechanism for limiting the rotating shaft is arranged in the sample chamber. Preferably, the moving mechanism comprises two connecting rods fixedly connected to the side wall of the first rack, a lifting block is sleeved on the side wall of the connecting rod, two first connecting blocks are fixedly connected to the side wall of the lifting block, the first connecting blocks are connected with the bottom of the sample chamber through first spring telescopic rods, a second connecting block is fixedly connected to the other end of the connecting rod, a pushing rod is fixedly connected to the side wall of the second connecting block, a rubber block is fixedly sleeved on the side wall of the pushing rod, and a notch is formed in the side wall of the cover plate. Preferably, the stop gear includes that fixed cover establishes the limiting plate at the pivot lateral wall, and the arc wall that a plurality of arrays set up has been seted up to the lateral wall of limiting plate, the bottom of sample room is connected with the arc piece through canceling release mechanical system, and the arc piece can insert and establish in the arc wall