CN214150762U

CN214150762U - Flow cytometer sampling device

Info

Publication number: CN214150762U
Application number: CN202022957160.9U
Authority: CN
Inventors: 张源; 邵美奇
Original assignee: Nanjing Yuanqi Medical Technology Co ltd
Current assignee: Nanjing Yuanqi Medical Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-09-07
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a flow cytometer sampling device, comprises a workbench, the top fixedly connected with cytometer main part and the electric putter of workstation, electric putter's telescopic shaft fixedly connected with support plate, the top sliding connection of support plate has two sliding plates, two the equal activity of inside of sliding plate is pegged graft and is had peg graft pole, two the equal fixedly connected with clean sponge board of one end that peg graft pole is close to each other, two the periphery of peg graft pole is all overlapped and is equipped with the spring, the top fixedly connected with test-tube rack of support plate, the left side and the equal fixedly connected with L shape rack plate in right side of support plate. The utility model discloses not only can clean the outer wall of liquid suction pipe around the extraction cell sap, avoid its pollution to treat the cell sap of extraction, influence the detection data, degree of automation is high moreover, can accomplish cleaning automatically, reduces staff's work load, has improved the practicality of device.

Description

Flow cytometer sampling device

Technical Field

The utility model relates to a cytometer technical field especially relates to a flow cytometer sampling device.

Background

Flow cytometers are devices that automatically analyze and sort cells. It can quickly measure, store and display a series of important biophysical and biochemical characteristic parameters of dispersed cells suspended in liquid, and can select specified cell subsets according to the preselected parameter range. Most flow cytometers are zero resolution instruments that can only measure an index such as total nucleic acid, total protein, etc. of a cell, but cannot identify and measure the amount of nucleic acid or protein at a particular location.

The existing flow cytometer sampling device is characterized in that a test tube for containing cell sap is lifted to a certain height, a liquid suction tube is inserted into the test tube to extract the cell sap in the test tube, so that the outer wall of the liquid suction tube can contact the cell sap to be extracted, certain pollution can be caused to the cell sap, and the accuracy of detection data is influenced.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a flow cytometer sampling device not only can clean the outer wall of liquid suction pipe around the extraction cell sap, avoids its pollution to treat the cell sap of extraction, influences the detection data, and degree of automation is high moreover, can accomplish cleaning work automatically, reduces staff's work load, has improved the practicality of device.

(II) technical scheme

The utility model provides a flow cytometer sampling device, which comprises a workbench, wherein the top of the workbench is fixedly connected with a cytometer main body and an electric push rod, the telescopic shaft of the electric push rod is fixedly connected with a support plate, the top of the support plate is slidably connected with two sliding plates, the insides of the two sliding plates are movably inserted with insertion rods, one ends of the two insertion rods, which are close to each other, are fixedly connected with a clean sponge plate, the peripheries of the two insertion rods are sleeved with springs, the top of the support plate is fixedly connected with a test tube rack, the left side and the right side of the support plate are fixedly connected with L-shaped rack plates, the front of the cytometer main body is rotatably connected with two rotating rods, the peripheries of the two rotating rods are fixedly sleeved with fluted discs, the two fluted discs are respectively engaged with the two L-shaped rack plates for transmission, and the front ends of the two rotating rods are both fixedly connected with rotating discs, the periphery of the two turntables is fixedly connected with connecting rods, one ends of the two connecting rods, far away from the turntables, are respectively connected with one sides of the two sliding plates, far away from each other, in a sliding manner, and the front side of the cytometer main body is provided with a liquid pumping pipe.

Preferably, the top of the workbench is fixedly connected with two guide cylinders, the bottom of the carrier plate is fixedly connected with two guide rods, and the two guide cylinders are respectively movably sleeved on the peripheries of the two guide rods.

Preferably, two first sliding grooves are formed in the top of the carrier plate, first sliding blocks are fixedly connected to the bottoms of the two sliding plates, and the two first sliding blocks are respectively connected in the two first sliding grooves in a sliding mode.

Preferably, two second sliding grooves are formed in one side, away from each other, of each of the two sliding plates, a second sliding block is hinged to one end, close to each other, of each of the two connecting rods, and the two second sliding blocks are connected in the two second sliding grooves in a sliding mode respectively.

Preferably, the two ends of the insertion rods, which are far away from each other, are fixedly connected with limiting blocks, and the diameters of the limiting blocks are larger than the inner diameter of the through hole of the sliding plate through which the insertion rod penetrates.

Preferably, the front surface of the cytometer main body is fixedly connected with two bearings, and the inner rings of the two bearings are respectively fixedly sleeved on the periphery of the rear ends of the two rotating rods.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this device is through setting up clean sponge board. The outer wall of the liquid pumping pipe can be cleaned in the ascending process by the aid of the components such as the inserting rod and the spring, so that cell sap to be pumped is prevented from being polluted, and influence on detection data is avoided.

2. This device is through setting up components such as electric putter, dwang, fluted disc, L shape rack board and connecting rod for the device degree of automation is high, can accomplish cleaning work automatically, reduces staff's work load, has improved the practicality of device.

Drawings

Fig. 1 is a schematic view of a front view structure of a sample feeding device of a flow cytometer provided by the present invention;

fig. 2 is a schematic top view of a rotating rod of a sample introduction device of a flow cytometer according to the present invention;

fig. 3 is the utility model provides a three-dimensional structure schematic diagram of a test-tube rack of flow cytometer sampling device.

In the figure: 1 workbench, 2 cell instrument main bodies, 3 electric push rods, 4 support plates, 5 test tube racks, 6 sliding plates, 7L-shaped rack plates, 8 rotating rods, 9 fluted discs, 10 connecting rods, 11 rotating discs, 12 insertion rods, 13 springs, 14 cleaning sponge plates and 15 liquid pumping tubes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in FIGS. 1-3, the utility model provides a sample introduction device for flow cytometer, which comprises a workbench 1, a cytometer main body 2 and an electric push rod 3 are fixedly connected to the top of the workbench 1, a support plate 4 is fixedly connected to an extension shaft of the electric push rod 3, two sliding plates 6 are slidably connected to the top of the support plate 4, insertion rods 12 are movably inserted into the two sliding plates 6, a cleaning sponge plate 14 is fixedly connected to the ends of the two insertion rods 12 close to each other, springs 13 are respectively sleeved on the peripheries of the two insertion rods 12, a test tube rack 5 is fixedly connected to the top of the support plate 4, L-shaped rack plates 7 are fixedly connected to the left side and the right side of the support plate 4, two rotating rods 8 are rotatably connected to the front of the cytometer main body 2, fluted discs 9 are respectively fixedly sleeved on the peripheries of the two rotating rods 8, and the two fluted discs 9 are respectively engaged with the two L-shaped rack plates 7 for transmission, the equal fixedly connected with carousel 11 in front end of two dwang 8, equal fixedly connected with connecting rod 10 on the periphery of two carousel 11, the one end that two connecting rod 10 kept away from carousel 11 respectively with the one side sliding connection that two sliding plates 6 kept away from each other, liquid suction pipe 15 is installed in the front of cytometry main part 2.

In an alternative embodiment, two guide cylinders are fixedly connected to the top of the workbench 1, two guide rods are fixedly connected to the bottom of the carrier plate 4, and the two guide cylinders are respectively movably sleeved on the peripheries of the two guide rods.

In an alternative embodiment, two first sliding grooves are formed at the top of the carrier plate 4, and first sliding blocks are fixedly connected to the bottoms of the two sliding plates 6, and the two first sliding blocks are respectively slidably connected in the two first sliding grooves.

In an alternative embodiment, two second sliding grooves are formed in the two sliding plates 6 on the side away from each other, and the ends of the two connecting rods 10 close to each other are hinged to second sliding blocks which are respectively connected in the two second sliding grooves in a sliding manner.

In an alternative embodiment, the two insertion rods 12 are fixedly connected to the end away from each other by a limiting block, and the diameter of the two limiting blocks is larger than the inner diameter of the through hole of the sliding plate 6 through which the insertion rod 12 penetrates.

In an alternative embodiment, two bearings are fixedly connected to the front surface of the cytometer main body 2, and the inner rings of the two bearings are respectively fixedly sleeved on the peripheries of the rear ends of the two rotating rods 8.

The working principle is as follows: firstly, a test tube filled with cell sap is placed in a test tube rack 5, then an electric push rod 3 is operated to drive a support plate 4 and a component above the support plate 4 to move upwards integrally, a gear and a fluted disc 9 on an L-shaped rack plate 7 are meshed for transmission in the ascending process to drive a rotating rod 8 to rotate, the rotating rod 8 rotates to drive a rotating disc 11 to rotate, the rotating disc 11 rotates to drive two connecting rods 10 to rotate towards the direction of approaching each other, so that two sliding plates 6 are driven to slide towards the direction of approaching each other, so that two cleaning sponge plates 14 are driven to move towards the direction of approaching each other, so that under the elastic action of a spring 13, the two cleaning sponge plates 14 extrude a liquid pumping tube 15, the outer wall of the liquid pumping tube 15 is cleaned while ascending, the liquid pumping tube 15 is inserted into the inner wall of the test tube to pump the cell sap, the outer wall of the liquid pumping tube 15 can be prevented from polluting the cell sap, and the detection is more accurate, and whole self-cleaning, labour saving and time saving, this device not only can clean the outer wall of liquid suction pipe around the extraction cell sap, avoids its pollution to treat the cell sap of extraction, influences the detection data, and degree of automation is high moreover, can accomplish cleaning automatically, reduces staff's work load, has improved the practicality of device.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The flow cytometer sampling device is characterized by comprising a workbench (1), wherein the top of the workbench (1) is fixedly connected with a cytometer main body (2) and an electric push rod (3), a telescopic shaft of the electric push rod (3) is fixedly connected with a carrier plate (4), the top of the carrier plate (4) is slidably connected with two sliding plates (6), two insertion rods (12) are movably inserted in the sliding plates (6), one ends of the two insertion rods (12) close to each other are fixedly connected with a cleaning sponge plate (14), springs (13) are sleeved on the peripheries of the two insertion rods (12), the top of the carrier plate (4) is fixedly connected with a test tube rack (5), the left side and the right side of the carrier plate (4) are fixedly connected with an L-shaped rack plate (7), the front of the cytometer main body (2) is rotatably connected with two rotating rods (8), two equal fixed cover in periphery of dwang (8) is equipped with fluted disc (9), and two fluted disc (9) respectively with two L shape rack plate (7) meshing transmission, two the equal fixedly connected with carousel (11) of the front end of dwang (8), two equal fixedly connected with connecting rod (10), two on the periphery of carousel (11) one side sliding connection who keeps away from each other with two sliding plates (6) respectively of carousel (11) is kept away from in connecting rod (10), liquid suction pipe (15) are installed in the front of cytometry main part (2).

2. The sample introduction device of a flow cytometer as claimed in claim 1, wherein the top of the working table (1) is fixedly connected with two guide cylinders, the bottom of the support plate (4) is fixedly connected with two guide rods, and the two guide cylinders are respectively movably sleeved on the peripheries of the two guide rods.

3. The sample introduction device of a flow cytometer as claimed in claim 1, wherein two first sliding grooves are formed at the top of the carrier plate (4), and first sliding blocks are fixedly connected to the bottoms of the two sliding plates (6), and are respectively slidably connected in the two first sliding grooves.

4. The sample introduction device of a flow cytometer according to claim 1, wherein two second sliding grooves are formed on the sides of the two sliding plates (6) away from each other, and a second sliding block is hinged to one end of each of the two connecting rods (10) close to each other, and the two second sliding blocks are slidably connected in the two second sliding grooves respectively.

5. The sample introduction device of a flow cytometer as claimed in claim 1, wherein the ends of the two insertion rods (12) far away from each other are fixedly connected with limit blocks, and the diameters of the two limit blocks are larger than the inner diameter of the through hole of the sliding plate (6) through which the insertion rod (12) penetrates.

6. The sample introduction device of a flow cytometer according to claim 1, wherein the front surface of the cytometer body (2) is fixedly connected with two bearings, and inner rings of the two bearings are respectively and fixedly sleeved on the peripheries of the rear ends of the two rotating rods (8).