CN219385116U

CN219385116U - Cellular scratching device for porous plate

Info

Publication number: CN219385116U
Application number: CN202320748786.XU
Authority: CN
Inventors: 张艳云; 李乐; 卢永波; 张勇杰; 李潇
Original assignee: Guangdong Biocell Biotechnology Co ltd
Current assignee: Guangdong Biocell Biotechnology Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-21
Anticipated expiration: 2033-04-07

Abstract

The utility model provides a porous plate cell scratching device which comprises an objective table, a supporting upright rod, a transverse sliding rail, a transverse sliding support, a longitudinal sliding rail, a longitudinal sliding support, a screw rod, a positioning column, a pore plate needle seat and a scratching needle, wherein the supporting upright rod is connected to one side of the objective table through the lower end of the supporting upright rod, and the supporting upright rod is perpendicular to the upper surface of the objective table; one end of the transverse sliding rail is vertically and fixedly connected to the upper part of the supporting upright rod and is parallel to the upper surface of the objective table; the horizontal sliding support is connected to the horizontal sliding rail in a sliding manner; the screw rod is movably connected between the supporting vertical rod and the horizontal sliding bracket; the upper end of the longitudinal sliding rail is fixedly connected below one end of the horizontal sliding bracket, which is far away from the supporting upright rod; the longitudinal sliding support is movably connected to the longitudinal sliding rail; the orifice plate type needle seat is detachably connected between the scoring needle and the longitudinal sliding support. The device simple structure, mar are accurate, and operating efficiency is high.

Description

Cellular scratching device for porous plate

Technical Field

The utility model relates to the technical field of cell detection, in particular to a porous plate cell scratching device.

Background

The cell scratch test at the present stage is mainly completed by manual operation of an experimenter. When the scratch is performed, an operator is required to keep the gun head perpendicular to the flat plate, the gun head cannot be inclined, the force is required to be uniform, otherwise, the phenomena of bending of cell scratches, different thickness, unfixed scratch positions and the like can occur, so that deviation occurs in subsequent data processing, and the test result and the working efficiency of test staff are affected. Therefore, it is necessary to design a detection device with a simple structure and convenient operation to improve the operation efficiency and the operation quality.

Disclosure of Invention

The utility model provides a porous plate cell scratching device which is simple in structure, accurate in scratching and high in operation efficiency.

In order to achieve the above purpose, the utility model has the following technical scheme:

the utility model discloses a porous plate cell scratching device which comprises an objective table, a supporting upright rod, a transverse sliding rail, a transverse sliding support, a longitudinal sliding rail, a longitudinal sliding support, a screw rod, a positioning column, a pore plate needle seat and a scratching needle, wherein the supporting upright rod is connected to one side of the objective table through the lower end of the supporting upright rod, and the supporting upright rod is perpendicular to the upper surface of the objective table; one end of the transverse sliding rail is vertically and fixedly connected to the upper part of the supporting upright rod and is parallel to the upper surface of the objective table; the horizontal sliding support is connected to the horizontal sliding rail in a sliding manner; the screw rod is movably connected between the supporting vertical rod and the horizontal sliding bracket; the upper end of the longitudinal sliding rail is fixedly connected below one end of the horizontal sliding bracket, which is far away from the supporting upright rod; the longitudinal sliding support is movably connected to the longitudinal sliding rail; the orifice plate type needle seat is detachably connected between the scoring needle and the longitudinal sliding support.

Preferably, the longitudinal sliding support is provided with a through hole and a screw hole on one surface of the sliding groove rod, the axes of the through hole and the screw hole are coincident, and the axis is parallel to the sliding groove.

Preferably, a screw hole is arranged on one surface of the sliding groove rod of the horizontal sliding support, and the axial lead of the screw hole is parallel to the sliding groove.

Preferably, the transverse sliding rail is provided with scales.

Preferably, the supporting upright rod is formed by arranging a groove at the upper end of a straight rod and screw holes perpendicular to two opposite surfaces of the groove.

Preferably, the orifice plate type needle seat is a flat plate provided with a joint at the middle part of the orifice plate.

Preferably, the number of wells on the multi-well plate is 6 or 12 or 24.

Preferably, the device further comprises at least 3 leveling screws, and the leveling screws are movably connected to the bottom of the object stage.

Due to the adoption of the technical scheme, the utility model has the advantages that:

1. according to the utility model, the transverse sliding support and the longitudinal sliding support are driven by the rotating screw rod to carry out scratching operation, and scales are arranged on the transverse sliding rail, so that the scratching distance can be ensured to be more accurate;

2. according to the utility model, after the scratching needle contacts the culture plate, the force applied to the scratching needle is the weight of the scratching needle added to the orifice plate type needle seat of the longitudinal sliding bracket, the applied pressure is constant, and the thickness consistency of the scratching is ensured;

3. the utility model adopts the orifice plate type needle seat, can complete the scratch operation of the whole plate by one-time operation, and has high operation efficiency;

4. the utility model has simple structure and easy processing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a cellular scoring device with a porous plate according to an embodiment of the present utility model.

FIG. 2 is a schematic top view of FIG. 1;

FIG. 3 is a schematic diagram of the connection relationship between a screw and a positioning column according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the A-direction of FIG. 3;

FIG. 5 is a schematic view of a cross sliding bracket according to an embodiment of the present utility model;

FIG. 6 is a schematic top view of FIG. 5;

FIG. 7 is a left side schematic view of FIG. 5;

FIG. 8 is a schematic view of a longitudinally slidable support according to an embodiment of the present utility model;

FIG. 9 is a left side schematic view of FIG. 8;

FIG. 10 is a schematic top view of FIG. 9;

fig. 11 is a schematic top view of an orifice plate type needle stand example 1 according to an embodiment of the present utility model;

fig. 12 is a schematic top view of an orifice plate type needle stand example 2 according to an embodiment of the present utility model;

FIG. 13 is a side view of FIGS. 11 and 12;

fig. 14 is a schematic view of a scoring needle according to an embodiment of the present utility model.

In the figure: 1-leveling screw, 2-objective table, 3-supporting upright, 4-horizontal slide rail, 5-horizontal slide bracket, 6-longitudinal slide rail, 7-longitudinal slide bracket, 8-orifice plate needle seat, 9-scratch needle, 10-screw, 11-culture plate, 12-screw rod, 13-positioning column, 14-groove, 15-porous plate, 16-joint, 17-screw hole, 18-through hole and 19-chute.

Detailed Description

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", "left", "right", "front", "rear", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

Referring to fig. 1 and 2, the cellular scratching device for a porous plate provided by the embodiment of the utility model comprises a leveling screw 1, an objective table 2, a supporting upright 3, a transverse sliding rail 4, a transverse sliding bracket 5, a longitudinal sliding rail 6, a longitudinal sliding bracket 7, a screw 12, a positioning column 13, a porous plate type needle seat 8 and a scratching needle 9, wherein the supporting upright 3 is formed by arranging a groove 14 at the upper end of a straight rod and screw holes perpendicular to two opposite surfaces of the groove 14, the supporting upright 3 is fixedly connected to one side of the objective table 2 through the lower end of the supporting upright 3, and the supporting upright 3 is perpendicular to the upper surface of the objective table 2; one end of the horizontal sliding rail 4 is vertically and fixedly connected to the upper part of the supporting upright 3 and is parallel to the upper surface of the objective table 2; a screw hole 17 is formed in one surface of the chute rod of the horizontal sliding support 5, the axial lead of the screw hole 17 is parallel to the chute, and the horizontal sliding support 5 is connected to the horizontal sliding rail 4 in a sliding manner; scales are further arranged on the transverse sliding rail 4; the screw rod 12 is movably connected between the supporting vertical rod 3 and the horizontal sliding bracket 5; the upper end of the longitudinal sliding rail 6 is fixedly connected below one end of the transverse sliding bracket 5, which is far away from the supporting upright 3; the longitudinal sliding support 7 is characterized in that a through hole 18 and a screw hole 18 are formed in one surface of a sliding groove rod, the axes of the through hole 18 and the screw hole 17 are coincident, the axis is parallel to the sliding groove, and the longitudinal sliding support 7 is movably connected to the longitudinal sliding rail 6; the orifice plate type needle seat 8 is a flat plate provided with a joint 16 at the middle part of the orifice plate 15, and the orifice plate type needle seat 8 is detachably connected between the scoring needle 9 and the longitudinal sliding bracket 7; the leveling screw 1 is movably connected to the bottom of the objective table 2.

When the porous plate cell scratching device disclosed by the utility model is used, the end part of the screw rod 12 on the transverse sliding support 5 is screwed by hand to lift and position the scratching needle 9, the culture plate 11 is placed below the scratching needle 9, then one hand holds the longitudinal sliding support 7, the end part of the screw rod 12 on the other hand rotates the transverse sliding support 5 to separate the screw rod 12 from the longitudinal sliding support 7, then the hand holds the longitudinal sliding support 7 to slowly put down, at the moment, the scratching needle 9 is contacted with the bottom of the culture plate 11, and the scratching needle 9 can be moved leftwards or rightwards by rotating the end part of the screw rod 12 on the upper part of the supporting upright post 3 by hand to carry out scratching operation.

The above examples of the present utility model are merely illustrative of the present utility model and are not intended to limit the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. Not all embodiments are exhaustive. All obvious changes or modifications which come within the spirit of the utility model are desired to be protected.

Claims

1. The porous plate cell scratching device is characterized by comprising an objective table, a supporting upright rod, a transverse sliding rail, a transverse sliding support, a longitudinal sliding rail, a longitudinal sliding support, a screw rod, a positioning column, a porous plate needle seat and a scratching needle, wherein the supporting upright rod is fixedly connected to one side of the objective table through the lower end of the supporting upright rod, and the supporting upright rod is perpendicular to the upper surface of the objective table; one end of the transverse sliding rail is vertically and fixedly connected to the upper part of the supporting upright rod and is parallel to the upper surface of the objective table; the horizontal sliding support is connected to the horizontal sliding rail in a sliding manner; the screw rod is movably connected between the supporting vertical rod and the horizontal sliding bracket; the upper end of the longitudinal sliding rail is fixedly connected below one end of the horizontal sliding bracket, which is far away from the supporting upright rod; the longitudinal sliding support is movably connected to the longitudinal sliding rail; the orifice plate type needle seat is detachably connected between the scoring needle and the longitudinal sliding support.

2. The cellular scoring device of claim 1, wherein the longitudinal sliding support is provided with a through hole and a screw hole on one surface of the sliding groove rod, the axes of the through hole and the screw hole are coincident, and the axis is parallel to the sliding groove.

3. The cellular scoring device of claim 1, wherein the cross slide bracket has a screw hole on one surface of the chute rod, and the axis of the screw hole is parallel to the chute.

4. The cellular scoring device of claim 1, wherein the lateral rail is provided with graduations.

5. The cellular scoring device of claim 1, wherein the support pole is formed by a groove in the upper end of a straight pole and a screw hole perpendicular to the opposite sides of the groove.

6. The cellular scoring device of claim 1, wherein the well plate hub is a plate with a connector in the middle of the well plate.

7. The multiwell plate cell scoring device of claim 6, wherein the number of wells on the multiwell plate is 6 or 12 or 24.

8. The multiwell plate cell scoring device of any one of claims 1-7, further comprising at least 3 leveling screws movably attached to the bottom of the stage.