CN210815328U

CN210815328U - Liquid transfer device for food safety detection

Info

Publication number: CN210815328U
Application number: CN201921664788.0U
Authority: CN
Inventors: 任俊道; 唐慧琳
Original assignee: Sichuan Youjianlian Technology Testing Service Co ltd
Current assignee: Sichuan Youjianlian Technology Testing Service Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-23
Anticipated expiration: 2029-10-08

Abstract

The utility model relates to a move liquid device for food safety inspection, including the frame, still include with frame fixed connection's stand, setting are in guide rail on the stand, can be relative the gliding slider of guide rail, with slider fixed connection accept the seat, with accept an articulated liquid draw-out device, still include with frame fixed connection's the liquid that is used for holding and treats the food liquid is irritated, liquid is irritated the top and is equipped with the gum cover, liquid draw-out device is relative accept the rotation axis of seat with the direction of motion of slider is unanimous, liquid draw-out device is configured as to be passable the gum cover is followed extraction in the liquid is irritated treat the food liquid. Move liquid device degree of automation height, can satisfy motionless liquid-moving requirement sooner, can guarantee simultaneously that liquid does not contact the air, avoid the testing process component to change.

Description

Liquid transfer device for food safety detection

Technical Field

The utility model relates to a food safety inspection equipment field particularly, relates to a move liquid device for food safety inspection.

Background

Food safety detection usually requires that food is smashed or ground and melted into a solution to form food liquid, and during detection, the commonly used methods include a spectroscopic method and a centrifugal method to detect components in the food, and the food liquid can be coated on a base material to carry out microscopic observation or color development detection to verify whether certain components exist. In the above-mentioned detection process, it is often necessary to transfer the food liquid either to a test tube or to a coated substrate. The existing transfer mode is usually to use a syringe or a dropper manually for transfer, and an electric pipettor (existing equipment is used for fixing a piston of the syringe with an execution tail end of a linear motion mechanism and controlling the extraction or discharge of liquid by controlling the linear motion of the execution tail end) is used for liquid transfer, but the automation degree is not high, for example, when the electric pipettor is used alone for transfer, a complete set of equipment is required to be connected in advance, for example, after an outlet of the electric pipettor is fixed with a pipeline, a complete test can be carried out, the electric pipettor is suitable for a batch test, but for various types of tests, the pipeline needs to be set up each time, the efficiency is low, and the requirements cannot be met quickly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses lower problem of degree of automation is shifted to food liquid among the prior art, the body has used a liquid-transfering device for food safety inspection, including the frame, still include with frame fixed connection's stand, setting are in guide rail on the stand, can be relative the gliding slider of guide rail, with slider fixed connection accept the seat, with accept a articulated liquid draw-out device, still include with frame fixed connection's the liquid that is used for holding and treats the detection food liquid irritates, the liquid is irritated the top and is equipped with the gum cover, liquid draw-out device is relative accept the rotation axis of seat with the direction of motion of slider is unanimous, liquid draw-out device is configured to pass the gum cover is followed wait to detect the extraction in the liquid is irritated food liquid.

Further, the liquid extraction device comprises a rotating arm hinged with the bearing seat and an electric pipettor connected with the rotating arm.

Further, the liquid extraction device further comprises an electric pipettor fixing seat hinged to the rotating arm, the electric pipettor is connected with the electric pipettor fixing seat, and the electric pipettor fixing seat is perpendicular to the rotating shaft of the rotating arm relative to the rotating shaft of the liquid extraction device relative to the bearing seat.

Further, a liquid inlet is arranged on the liquid tank.

Further, the bottom of the liquid tank is provided with a blade for stirring the food liquid to be detected.

The utility model discloses in, liquid draw-out device can rotate, go up and down, can follow extract food liquid in the liquid is irritated, then shift to test tube or coated substrate with food liquid on, on the concrete in-process, liquid draw-out device rises a take the altitude, then rotates for liquid draw-out device reachs the top of gum cover, then liquid draw-out device descends for syringe needle or suction head among the liquid draw-out device pass the gum cover contacts with food liquid, then liquid draw-out device takes out liquid, reachs after the capacity, liquid draw-out device rises, with the gum cover breaks away from, then liquid draw-out device is rotatory, reachs test tube or coated substrate top, realizes that liquid shifts. The whole pipetting process is automatically completed, and the structure is simple and easy to realize.

Drawings

The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:

fig. 1 is a schematic structural diagram of a liquid-transferring device for food safety inspection according to some embodiments of the present invention;

fig. 2 is a schematic structural diagram of another view angle of the pipetting device for food safety inspection according to some embodiments of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1 and fig. 2, the liquid transfer device 100 for food safety detection includes a rack 110, an upright column 120 fixedly connected to the rack 110, a guide rail 130 disposed on the upright column 120, a sliding block 140 slidable relative to the guide rail 130, a receiving base 150 fixedly connected to the sliding block 140, a liquid extraction device 160 hinged to the receiving base 150, and a liquid tank 170 fixedly connected to the rack 110 and configured to contain a food liquid to be detected, a rubber sleeve (not shown) is disposed above the liquid tank 170, a rotation axis of the liquid extraction device 160 rotating relative to the receiving base 150 coincides with a movement direction of the sliding block 140, and the liquid extraction device 160 is configured to pass through the rubber sleeve and extract the food liquid to be detected from the liquid tank 170. The liquid extracting device 160 can rotate and lift, so as to extract food liquid from the liquid tank 170, and then transfer the food liquid to a test tube or a coated substrate, in the specific process, the liquid extracting device rises to a certain height, and then rotates, so that the liquid extracting device 160 reaches the upper part of the rubber sleeve, then the liquid extracting device 160 descends, so that the needle or the suction head in the liquid extracting device 160 passes through the rubber sleeve to be contacted with the food liquid, then the liquid extracting device 160 extracts the liquid, after reaching a certain volume, the liquid extracting device 160 rises to be separated from the rubber sleeve, and then the liquid extracting device 160 rotates to reach the upper part of the test tube or the coated substrate, so as to realize liquid transfer. The whole pipetting process is automatically completed, and the structure is simple and easy to realize.

In order to ensure that the food liquid in the liquid extracting device 160 does not settle or have reduced activity during storage, the liquid extracting device 160 can also shake, so that the liquid components in the liquid extracting device 160 are uniform or keep activity through shaking, specifically, the liquid extracting device 160 comprises a rotating arm 161 hinged with the receptacle 150, and an electric pipette 162 connected with the rotating arm 161, and a suction head 1621 is arranged on the electric pipette 162.

Specifically, the liquid extraction device 160 further includes an electric pipette fixing seat 163 hinged to the rotating arm 161, the electric pipette 162 is connected to the electric pipette fixing seat 163, and a rotating shaft of the electric pipette fixing seat 163 rotating relative to the rotating arm 161 is perpendicular to a rotating shaft of the liquid extraction device 160 rotating relative to the receptacle 150, so that the shaking is realized through the rotation of the end, the overall action is reduced, the energy consumption is reduced, and the service life is prolonged.

The liquid tank 170 may be connected to a machine for grinding food, and in order to ensure sealing, a liquid inlet 171 is provided on the liquid tank 170, and the liquid tank is connected to the liquid inlet 171 in a sealing manner.

In order to ensure that the ingredients of the food liquid in the liquid tank are uniform or keep activity, the bottom of the liquid tank 170 is provided with a blade 172 for stirring the food liquid to be detected, and the blade 172 is connected with a stirring motor to drive and rotate.

The utility model provides a move liquid device degree of automation is high, can satisfy motionless move the liquid requirement fast, can guarantee liquid contactless air simultaneously, avoids the component to change in the testing process.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The liquid transfer device for food safety detection comprises a rack and is characterized by further comprising a stand column fixedly connected with the rack, a guide rail arranged on the stand column, a sliding block capable of sliding relative to the guide rail, a bearing seat fixedly connected with the sliding block, and a liquid extraction device hinged with the bearing seat.

2. The pipette device for food safety detection according to claim 1, wherein the liquid extraction device includes a rotating arm hinged to the receptacle, and an electric pipette connected to the rotating arm.

3. A liquid transfer device for food safety detection according to claim 2, wherein the liquid extraction device further comprises an electric pipette fixing seat hinged to the rotating arm, the electric pipette is connected with the electric pipette fixing seat, and the electric pipette fixing seat is perpendicular to the rotating shaft of the liquid extraction device relative to the receptacle relative to the rotating arm.

4. A liquid transfer device for food safety detection according to any one of claims 1 to 3, wherein a liquid inlet is provided on the liquid tank.

5. A liquid transfer device for food safety detection according to any one of claims 1-3, wherein the bottom of the liquid tank is provided with a blade for stirring the food liquid to be detected.