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CN-224216371-U - Synchronous quantitative sampler

CN224216371UCN 224216371 UCN224216371 UCN 224216371UCN-224216371-U

Abstract

The utility model relates to the field of samplers, in particular to a synchronous quantitative sampler. The utility model provides a synchronous type ration sampler, including frame, miniature peristaltic pump, counter, drain pipe, electronic valve, drawing liquid pipe and filtering ring, the equal fixedly connected with miniature peristaltic pump in frame left and right sides, the equal fixedly connected with counter in two miniature peristaltic pump tops, the equal fixedly connected with drain pipe of two miniature peristaltic pump fronts, all be equipped with the electronic valve on two drain pipes, the equal fixedly connected with drawing liquid pipe of two miniature peristaltic pump rear sides, the drawing liquid pipe is the hose, the equal fixedly connected with filtering ring in two drawing liquid pipe tops, and drawing liquid pipe upper portion and frame sliding contact. According to the utility model, the same sampling systems are arranged on two sides, so that two sample channels are ensured to be started and stopped simultaneously, the problem of inconsistent samples caused by time difference in the traditional device is effectively solved, and the comparability and accuracy of experimental data are improved.

Inventors

  • LI YINYAN
  • HE GUOYUN
  • HE JIA

Assignees

  • 宁乡水务集团有限公司

Dates

Publication Date
20260508
Application Date
20250722

Claims (6)

  1. 1. The synchronous quantitative sampler is characterized by comprising a frame (1), micro peristaltic pumps (2), gauges (3), liquid outlet pipes (4), electronic valves (5), liquid suction pipes (6), filtering rings (7) and control screens (11), wherein the micro peristaltic pumps (2) are fixedly connected to the left side and the right side of the frame (1), the gauges (3) are fixedly connected to the tops of the two micro peristaltic pumps (2), the liquid outlet pipes (4) are fixedly connected to the front sides of the two micro peristaltic pumps (2), the electronic valves (5) are arranged on the two liquid outlet pipes (4), the liquid suction pipes (6) are fixedly connected with the rear sides of the two micro peristaltic pumps (2), the liquid suction pipes (6) are hoses, the tops of the two liquid suction pipes (6) are fixedly connected with the filtering rings (7), the upper parts of the liquid suction pipes (6) are in sliding contact with the frame (1), the control screens (11) are fixedly connected to the tops of the frame (1), and the control screens (11) are electrically connected with the two micro peristaltic pumps (2), the two gauges (3) and the two electronic valves (5).
  2. 2. The synchronous quantitative sampler according to claim 1 is characterized by further comprising a fixing frame (8), wherein the fixing frames (8) are fixedly connected to the lower parts of the left side and the right side of the frame (1), and the fixing frames (8) are in sliding contact with the liquid suction pipe (6).
  3. 3. The synchronous quantitative sampler according to claim 2 is characterized by further comprising sampling cups (9) and weighing plates (10), wherein the weighing plates (10) are fixedly connected to the bottom of the inner side of the frame (1), two sampling cups (9) are arranged at the bottoms of the weighing plates (10), the two sampling cups (9) are respectively positioned under the positions, close to the central ends, of the two liquid outlet pipes (4), and the control screen (11) is electrically connected with the weighing plates (10).
  4. 4. The synchronous quantitative sampler according to claim 3 is characterized by further comprising a connecting plate (12), a cover plate (13) and a return spring (14), wherein the connecting plate (12) is fixedly connected to the middle part of the two liquid outlet pipes (4) close to the center end, the cover plate (13) is slidingly connected to the lower part of the two liquid outlet pipes (4) close to the center end, the return spring (14) is connected between the connecting plate (12) and the cover plate (13) on the same side, the cover plate (13) on the same side is positioned right above the sampling cup (9) on the same side, and the cover plate (13) is in contact with the sampling cup (9).
  5. 5. The synchronous quantitative sampler according to claim 4 is characterized by further comprising ultrasonic position detectors (15), wherein the ultrasonic position detectors (15) are fixedly connected to the two cover plates (13), and the control screen (11) is electrically connected with the two ultrasonic position detectors (15).
  6. 6. The synchronous quantitative sampler according to claim 5 is characterized by further comprising a water tank (16), a liquid adding pipe (17), a liquid pump (18), a communication pipe (19), a flushing pipe (20) and an electric control valve (21), wherein the water tank (16) is fixedly connected to the top of the inner side of the frame (1), two liquid adding pipes (17) are fixedly connected to the rear side of the frame (1), the two liquid adding pipes (17) penetrate through the frame (1) and are fixedly connected with the water tank (16), the communication pipes (19) are fixedly connected to the upper parts of the two liquid outlet pipes (4) close to the central end, the communication pipes (19) are communicated with the liquid outlet pipes (4), a flushing pipe (20) is fixedly connected between the two communication pipes (19), the top of the flushing pipe (20) is fixedly connected with the water tank (16), the liquid pump (18) is arranged at the top of the flushing pipe (20), the electric control valve (21) is arranged on the two communication pipes (19), and the control screen (11) is electrically connected with the liquid pump (18) and the two electric control valves (21).

Description

Synchronous quantitative sampler Technical Field The utility model relates to the field of samplers, in particular to a synchronous quantitative sampler. Background In many fields such as chemical industry, pharmacy, food processing, environmental monitoring, laboratory analysis, etc., sample collection is a key link for component detection, quality control and data comparison. In particular, in application scenarios where simultaneous sampling of a multicomponent mixture is required and the proportions of the components are kept consistent, it has been difficult for conventional single-channel manual sampling methods to meet the high-precision and high-efficiency sampling requirements. At present, most of common sampling equipment on the market is of a single sampling tube structure, operators need to sample different samples or different positions of the same mixed sample for multiple times in sequence, time and labor are wasted, and sample representativeness is insufficient or proportion is unbalanced easily due to human operation errors. In addition, although the partial automatic sampling device realizes the timing and quantitative sampling functions, most of the partial automatic sampling device is designed only for a single channel, and lacks a linkage control mechanism among a plurality of sampling units, so that the functional targets of synchronous sampling, unified metering and integral control cannot be realized. Therefore, there is a need to design a synchronous quantitative sampler to solve the above-mentioned problems. Disclosure of utility model In order to overcome the defects of asynchronous sampling and low quantitative precision, the utility model provides a synchronous quantitative sampler. The synchronous quantitative sampler comprises a frame, micro peristaltic pumps, gauges, liquid outlet pipes, electronic valves, liquid suction pipes, filtering rings and a control screen, wherein the micro peristaltic pumps are fixedly connected to the left side and the right side of the frame, the gauges are fixedly connected to the tops of the two micro peristaltic pumps, the liquid outlet pipes are fixedly connected to the front sides of the two micro peristaltic pumps, the electronic valves are arranged on the two liquid outlet pipes, the liquid suction pipes are fixedly connected to the rear sides of the two micro peristaltic pumps, the flexible pipes are arranged on the liquid suction pipes, the filtering rings are fixedly connected to the tops of the two liquid suction pipes, the upper parts of the liquid suction pipes are in sliding contact with the frame, the control screen is fixedly connected to the tops of the frame, and the control screen is electrically connected with the two micro peristaltic pumps, the two gauges and the two electronic valves. Further, the device also comprises a fixing frame, wherein the fixing frames are fixedly connected to the lower parts of the left side and the right side of the frame, and the fixing frames are in sliding contact with the liquid suction pipe. Further, still including sample cup and weighing plate, frame inboard bottom fixedly connected with weighing plate, two sample cups have been placed to weighing plate bottom, and two sample cups are located two drain pipes respectively and are close to under the center end, control electric connection between screen and the weighing plate. Further, still including connecting plate, apron and return spring, two drain pipes are close to the equal fixedly connected with connecting plate in center end middle part, and two drain pipes are close to the equal sliding connection of center end lower part and have the apron, all are connected with return spring between connecting plate and the apron of homonymy, and the apron of homonymy is located the sampling cup of homonymy directly over, and apron and sampling cup contact. Further, the device also comprises ultrasonic position detectors, the two cover plates are fixedly connected with the ultrasonic position detectors, and the control screen is electrically connected with the two ultrasonic position detectors. Further, still including the water tank, the liquid feeding pipe, the drawing liquid pump, the communicating tube, flushing pipe and automatically controlled valve, frame inboard top fixedly connected with water tank, two liquid feeding pipes of frame rear side fixedly connected with, two liquid feeding pipes pass frame and water tank fixed connection, two drain pipes are close to the equal fixedly connected with communicating tube in center end upper portion, communicating tube and drain pipe intercommunication, fixedly connected with flushing pipe between two communicating tubes, flushing pipe top and water tank fixed connection, and flushing pipe top is equipped with the drawing liquid pump, all be equipped with automatically controlled valve on two communicating tubes, control electric connection between screen and drawing liquid pump and the two autom