Cell centrifuge

Abstract

The utility model relates to the technical field of centrifugal machines, in particular to a cell centrifugal machine which comprises a centrifugal machine body, a rotating assembly and an upper cover assembly, the rotating assembly comprises a sample groove formed in a sample table and a metal ring arranged on the sample table, and the upper cover assembly comprises an electromagnet arranged on a rotating plate and an expansion component arranged on the rotating plate. Through the arrangement of the expansion component, when the centrifugal machine cover covers the centrifugal machine body, the expansion component fixes a sample placed in the sample groove, the sample can be fixed only by closing the centrifugal machine cover, the operation is simpler, through the arrangement of the metal ring and the electromagnet, the rotating plate is connected with the sample table, and the sample table is more convenient to use. The rotating plate and the sample table rotate synchronously, and friction between the expansion component and the sample is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to centrifuge technical field, concretely is cell centrifuge. BACKGROUND

[0002] The centrifuge is one of important tools in the TCT slice making process, and the TCT is mainly used for the screening of cervical cell lesions and cervical cancer, and the sample contains more mucus sample in the human sampling, and the sample is centrifuged and precipitated quickly during slice making, and the centrifuge needs to be used at the moment.

[0003] The centrifuge provided by the utility model discloses a centrifuge that can integrally place a sample box, and the centrifuge comprises a centrifuge body, fixed pins are arranged at both sides of the front end of the centrifuge body in a threaded mode, a placing groove is formed in the middle of the centrifuge body, a rotating shaft is rotatably arranged in the middle of the placing groove, a sample placing box body is fixed to the upper end of the rotating shaft in a threaded mode, a replacement disc is fixed to the upper end of the sample placing box body in a threaded mode, a clamping disc is clamped to the lower end of the sample placing box body, and a device box is fixed to one side of the centrifuge body.

[0004] However, the centrifuge that can integrally place a sample box is used, the sample tube is inserted into the sample storage groove, then the clamping disc is placed into the placing groove, the threaded rod is screwed in to fix the clamping disc, the sample can be placed into the centrifuge body, the sample needs to be screwed into the threaded rod when being placed and taken out, the operation is relatively troublesome, and the sample is directly inserted into the storage groove and is not fixed, so that the sample shakes during centrifugation. SUMMARY

[0005] The utility model discloses a cell centrifuge to solve the problems in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme:

[0007] A cell centrifuge comprises:

[0008] The centrifuge comprises a centrifuge body and a centrifuge cover arranged on the centrifuge body, and a square mounting groove is formed in the centrifuge body;

[0009] The rotating assembly comprises a sample table arranged on the rotating shaft in the mounting groove, a sample groove formed in the sample table and a metal ring arranged on the sample table; and

[0010] The upper cover assembly comprises a rotating member arranged on the centrifuge cover, a rotating plate arranged on the rotating member, an electromagnet arranged on the rotating plate, and an expansion member arranged on the rotating plate.

[0011] Preferably, the rotating member comprises a rotating cylinder arranged on the centrifuge cover, and a rotating rod connected with the rotating cylinder through a bearing.

[0012] Preferably, the expansion member comprises an expansion air bag arranged on the rotating plate, a pressing plate arranged on the expansion air bag, and a gas pump arranged on the rotating plate.

[0013] Preferably, the gas pump is used for pumping air to the expansion air bag, so that the pressing plate extends into the sample groove to press and fix the packaging plate.

[0014] Preferably, the centrifuge body is provided with an infrared emitter, and the centrifuge cover is provided with an infrared receiver, when the infrared receiver detects infrared rays emitted by the infrared emitter, the electromagnet is electrified to attract the metal ring, and the gas pump pumps air to the expansion air bag.

[0015] Preferably, a taking groove is arranged on the side wall of the sample groove, which is convenient for taking the packaging plate.

[0016] Preferably, the pressing plate is in a disc shape, and the diameter of the pressing plate is the same as the side length of the square sample groove.

[0017] Compared with the prior art, the centrifuge has the advantages that:

[0018] The centrifuge comprises a centrifuge body, a rotating assembly and an upper cover assembly, the rotating assembly comprises a sample groove arranged on a sample table and a metal ring arranged on the sample table, and the upper cover assembly comprises an electromagnet arranged on a rotating plate and an expansion member arranged on the rotating plate. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1The structure schematic diagram of the centrifuge cover when being opened of the utility model is shown in the figure.

[0020] Figure 2 The structure schematic diagram of the centrifuge cover when being closed of the utility model is shown in the figure.

[0021] Figure 3 The structure schematic diagram of the upper cover assembly when the expansion component of the utility model is expanded is shown in the figure.

[0022] Figure 4 The structure schematic diagram of the upper cover assembly of the utility model is shown in the figure.

[0023] Figure 5 The structure schematic diagram of the rotating assembly of the utility model is shown in the figure.

[0024] In the figure: 1, centrifuge body; 2, centrifuge cover; 3, installation groove; 4, sample table; 5, sample groove; 6, metal ring; 7, rotating plate; 8, electromagnet; 9, rotating cylinder; 10, rotating rod; 11, expansion air bag; 12, pressing plate; 13, air pump; 14, infrared emitter; 15, infrared receiver; 16, taking groove; 17, rotating shaft. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Please refer to Figures 1 to 5 The utility model provides a technical scheme:

[0027] A cell centrifuge comprises:

[0028] The centrifuge comprises a centrifuge body 1 and a centrifuge cover 2 arranged on the centrifuge body 1, the centrifuge cover 2 is rotationally connected with the centrifuge body 1 through a hinge, a square mounting groove 3 is arranged on the centrifuge body 1, a rotating shaft 17 is arranged in the mounting groove 3, the rotating shaft 17 can rotate under the driving of a motor in the centrifuge body 1, an infrared emitter 14 is arranged on the centrifuge body 1, the infrared emitter 14 is fixedly connected with the centrifuge body 1 through screws or the like, an infrared receiver 15 is arranged on the centrifuge cover 2 at a corresponding position, the centrifuge cover 2 is fixedly connected with the infrared receiver 15 through screws or the like, when the centrifuge cover 2 is combined on the centrifuge body 1, the infrared emitter 14 is aligned with the infrared receiver 15, so that the infrared receiver 15 can receive the infrared signal emitted by the infrared emitter 14, the infrared emitter 14 and the infrared receiver 15 can be selected as the infrared transceiver AFBR-FS13B25.

[0029] The rotating assembly comprises a sample table 4, a sample groove 5 and a metal ring 6, the sample table 4 is arranged on the rotating shaft 17 in the mounting groove 3, the sample table 4 is fixedly connected with the rotating shaft 17 through welding or screws or the like, the sample table 4 is provided with the sample groove 5, the shape of the sample groove 5 is the same as that of the packaging plate with the sample clamp, so that the packaging plate can be completely placed in the sample groove 5, the metal ring 6 is arranged on the sample table 4 and completely wraps the sample groove 5, the metal ring 6 is fixedly connected with the metal ring 6 through gluing or the like, the metal ring 6 is a stainless steel ring, a taking groove 16 is arranged on the side wall of the sample groove 5, a user can put fingers into the taking groove 16 to take out the packaging plate from the sample groove 5.

[0030] The upper cover assembly comprises a rotating member, a rotating plate 7, an electromagnet 8 and an expansion member, the rotating member comprises a rotating cylinder 9, a bearing and a rotating rod 10, the expansion member comprises an expansion air bag 11, a pressing plate 12 and a gas pump 13, the rotating cylinder 9 is arranged on the centrifuge cover 2, the rotating cylinder 9 is fixedly connected with the centrifuge cover 2 through welding or screws or the like, the rotating rod 10 is inserted into the rotating cylinder 9 and connected with the rotating plate 7, the rotating rod 10 is rotationally connected with the rotating cylinder 9 through a bearing, the rotating rod 10 is fixedly connected with the rotating plate 7 through screws or the like, the electromagnet 8 is arranged on the rotating plate 7, the electromagnet 8 is fixedly connected with the rotating plate 7 through screws or the like, the expansion air bag 11 is arranged on the rotating plate 7 and embedded in the rotating plate 7, the expansion air bag 11 is fixedly connected with the rotating plate 7 through gluing or the like, the pressing plate 12 is arranged on the expansion air bag 11, the pressing plate 12 is fixedly connected with the expansion air bag 11 through gluing or the like, the pressing plate 12 is made of silica gel with elasticity, the pressing plate 12 is a disc, the diameter of the pressing plate 12 is the same as the side length of the square sample groove 5, the gas pump 13 is arranged on the rotating plate 7, the gas pump 13 is fixedly connected with the rotating plate 7 through screws or the like, the gas pump 13 is communicated with the expansion air bag 11 through an air pipe or the like.

[0031] The centrifuge body 1 is further provided with a single-chip microcomputer, which can be 80C51, the infrared emitter 14, the infrared receiver 15 and the electromagnet 8 are in communication connection with the single-chip microcomputer through data electrical signal, and the centrifuge body 1 can be further provided with a switch for controlling the output rotating speed of the rotating shaft 17.

[0032] Working principle: when in use, the packaging plate provided with the tabletting clamp is placed in the sample groove 5, then the centrifuge cover 2 is closed, the infrared receiver 15 detects the infrared ray emitted by the infrared emitter 14, the single-chip microcomputer controls the electromagnet 8 to be electrified, the electromagnet 8 attracts the metal ring 6, the rotating plate 7 and the sample table 4 are connected, at the same time, the centrifuge cover 2 is fixed, then the single-chip microcomputer controls the air pump 13 to start, the air pump 13 pumps air to the inflatable air bag 11, the pressing plate 12 extends into the sample groove 5 to press and fix the packaging plate, the rotating shaft 17 drives the sample table 4 and the rotating plate 7 to rotate, the sample in the tabletting clamp is centrifuged and precipitated, after the centrifugation is completed, the electromagnet 8 is de-energized, and the centrifuge cover 2 can be opened.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cell centrifuge, characterized in that, The centrifuge comprises a centrifuge body and a centrifuge cover arranged on the centrifuge body, and a square mounting slot is formed on the centrifuge body. The rotating assembly comprises a sample table arranged on a rotating shaft in the mounting slot, a sample slot formed on the sample table, and a metal ring arranged on the sample table. The upper cover assembly comprises a rotating member arranged on the centrifuge cover, a rotating plate arranged on the rotating member, an electromagnet arranged on the rotating plate, and an expansion member arranged on the rotating plate. After a packaging plate loaded with a specimen holder is placed in the sample slot and the centrifuge cover is closed, the electromagnet attracts the metal ring to connect the rotating plate and the sample table, the expansion member expands to fix the packaging plate, the rotating shaft drives the sample table and the rotating plate to rotate, after centrifugation, the electromagnet is powered off, and the centrifuge cover can be opened. The rotating member comprises a rotating cylinder arranged on the centrifuge cover and a rotating rod connected with the rotating cylinder through a bearing.

2. The cell centrifuge of claim 1, wherein: The expansion member comprises an expansion air bag arranged on the rotating plate, a pressing plate arranged on the expansion air bag, and a gas pump arranged on the rotating plate.

3. The cell centrifuge of claim 1, wherein: The gas pump is used for pumping air to the expansion air bag to make the pressing plate extend into the sample slot to press and fix the packaging plate.

4. The cell centrifuge of claim 3, wherein: An infrared emitter is arranged on the centrifuge body, and an infrared receiver is arranged on the centrifuge cover.

5. The cell centrifuge of claim 3, wherein: When the infrared receiver detects infrared rays emitted by the infrared emitter, the electromagnet is powered on to attract the metal ring, and the gas pump pumps air to the expansion air bag.

6. The cell centrifuge of claim 1, wherein: A taking slot is formed on the side wall of the sample slot to facilitate taking the packaging plate.

7. The cell centrifuge of claim 3, wherein: The pressing plate is disc-shaped, and the diameter of the pressing plate is the same as the side length of the square sample slot.

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