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CN-224221379-U - 96 Hole electron pipettor

CN224221379UCN 224221379 UCN224221379 UCN 224221379UCN-224221379-U

Abstract

The utility model discloses a 96-hole electronic pipette, which comprises a pipette, wherein the top of the front end of the pipette is fixedly connected with a controller, the bottom of the pipette is fixedly connected with a base, through a set displacement plate, an electric push rod, a rotating block, a limiting shaft, a multi-stage electric push rod, a clamping block and an infrared sensor, when the pipette is used for carrying out biological experiments, the displacement plate is vertically distributed on one side of the device, and then the displacement plate is sequentially controlled to drive limiting consumable materials to the bottom of the pipette when the pipette is carried out, and the multi-stage electric push rod is controlled to extend when the displacement plate is controlled to drive the limiting consumable materials to the bottom of the pipette each time, so that each displacement plate with the consumable materials is pushed to a designated height to cooperate with the pipette for carrying out the pipette operation, and when the device is used for carrying out the pipette, the whole volume of the device is reduced, the occupation of the space of an experiment table in a biological laboratory is reduced, and the placement of other experiment equipment is facilitated.

Inventors

  • ZHENG HUI
  • DONG YAQIN
  • BAO JINGYUE

Assignees

  • 中国动物卫生与流行病学中心

Dates

Publication Date
20260512
Application Date
20250317

Claims (6)

  1. 1. A96-hole electronic pipettor comprises a pipettor (1) and is characterized in that a controller (2) is fixedly connected to the top of the front end of the pipettor (1), a base (3) is fixedly connected to the bottom end of the pipettor (1), a fixed seat (4) is fixedly connected to the right end of the base (3), an electric push rod (5) is rotatably connected to the left end of the outer side of the fixed seat (4) through a rotating shaft, a rotating block (6) is rotatably connected to the other end of the electric push rod (5) through the rotating shaft, the rotating block (6) is rotatably connected with the fixed seat (4) through the rotating shaft, a spring (7) is fixedly connected to the inner side of the rotating block (6), a limiting shaft (8) is fixedly connected to the other end of the spring (7), a limiting groove (11) is formed in the top end of the limiting shaft (8), a multistage electric push rod (12) is fixedly connected to the inner side bottom end of the base (3), a fixing rod (13) is fixedly connected to the top end of the multistage electric push rod (12), and the fixing rod (13) is in contact with the base (3), and a clamping block (14) is fixedly connected to the top end of the spring (7).
  2. 2. The 96-well electronic pipette of claim 1, wherein 4 groups of limiting shafts (8) are arranged, 2 limiting shafts (8) of a single group are arranged, the limiting shafts (8) are in contact with the rotating block (6), and the position plate (9) is limited at the top of the rotating block (6) through the limiting shafts (8).
  3. 3. A96-well electronic pipette as claimed in claim 1, wherein the angle of one rotation of the positioning plate (9) is 90 DEG, and the positioning plate (9) is in contact with the rotating block (6).
  4. 4. The 96-well electronic pipette of claim 1, wherein the clamping groove (10) is formed in the bottom end of the position plate (9), 2 clamping grooves and 2 clamping blocks (14) are formed in the bottom of the position plate (9), and the clamping groove (10) and the clamping blocks (14) are arranged in a cuboid shape.
  5. 5. The 96-well electronic pipette of claim 1, wherein the bottom end of the fixed rod (13) is contacted with a reset switch (15), and the reset switch (15) is fixedly connected with the base (3).
  6. 6. The 96-well electronic pipette of claim 1, wherein the bottom of the front end of the pipette (1) is provided with an infrared sensor (16), and the infrared sensor (16) is fixedly connected with the pipette (1).

Description

96 Hole electron pipettor Technical Field The utility model relates to the technical field of pipettors, in particular to a 96-hole electronic pipettor. Background The 96-hole electronic liquid transfer device is a laboratory instrument commonly used in the fields of biochemistry, molecular biology, drug research and development, clinical diagnosis and the like, is specially used for carrying out accurate liquid transfer operation on a 96-hole plate, can drive a piston to move up and down in a piston cavity inside the liquid transfer device by accurately regulating and controlling the operation of a motor through a microprocessor, can realize accurate suction and transfer of different volumes of liquid by accurately controlling the moving distance of the piston, and is provided with 96-hole electronic liquid transfer devices with four plate positions in the prior art. Disclosure of utility model The utility model solves the technical problems of the prior art, and can effectively solve the problems in the background art. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: The utility model provides a 96 hole electron pipettor, includes the pipettor, pipettor front end top fixedly connected with controller, pipettor bottom fixedly connected with base, base right-hand member fixedly connected with fixing base, fixing base outside left end is connected with electric putter through the pivot rotation, electric putter's the other end is connected with the turning block through the pivot rotation, and the turning block is connected with the fixing base rotation through the pivot, the inboard fixedly connected with spring of turning block, the other end fixedly connected with spacing axle of spring, spacing axle top fixedly connected with locating plate, the spacing groove has been seted up on the locating plate top, the inboard bottom fixedly connected with multistage electric putter of base, multistage electric putter top fixedly connected with dead lever, and dead lever and base contact, dead lever top fixedly connected with fixture block. As a further improvement of the utility model, the limit shafts are 4 groups, and the limit shafts of a single group are 2, the limit shafts are in contact with the rotating block, and the bit plate is limited at the top of the rotating block through the limit shafts. As a further improvement of the utility model, the angle of one rotation of the bit plate is 90 degrees, and the bit plate is in contact with the rotating block. As a further improvement of the utility model, the bottom end of the locating plate is provided with clamping grooves, and the number of the clamping grooves and the clamping blocks at the bottom of the locating plate is 2, and the clamping grooves and the clamping blocks are all in cuboid shape. As a further improvement of the utility model, the bottom end of the fixed rod is contacted with a reset switch, and the reset switch is fixedly connected with the base. As a further improvement of the utility model, the bottom of the front end of the liquid dispenser is provided with an infrared sensor, and the infrared sensor is fixedly connected with the liquid dispenser. Compared with the prior art, the utility model has the following beneficial effects: 1. A96-hole electronic pipette, through the locating plate, electric putter, rotating block, spacing axle, multistage electric putter, fixture block and infrared sensor that set up, when carrying on the pipetting operation of biological experiment through the device, put the consumable such as the suction head box for experiments, perforated plate, reagent groove from top to bottom in proper order on the locating plate vertically distributed, make it spacing in the spacing groove on locating plate top, then control the electric putter shrink from top to bottom in proper order under the control of the controller, at this moment, every time when carrying on the shrink of an electric putter, the corresponding rotating block will all control the consumable on the corresponding locating plate top through the corresponding spacing axle, then after the corresponding locating plate rotates to the pipetting device bottom, the controller can automatic control multistage electric putter stretches out and promotes the dead lever, then promote the fixture block that sets up through the dead lever and insert in the draw-in groove of the corresponding locating plate bottom, the corresponding locating plate will be separated with the corresponding rotating block after driving the corresponding spring of corresponding spacing axial at this moment, when the corresponding locating plate moves to the infrared sensor from top to bottom, then the electric putter stops moving to the landing plate vertically, the consumable on the locating plate vertically distributed at this time when carrying on the landing plate vertically distributed and then the land, the consumable is reduc