Membrane type cell sheet making machine

Abstract

The utility model discloses a membrane type cell slide making machine which comprises a machine base, an upper membrane cup mounting plate, a lower membrane cup lifting frame, a slide moving frame and a membrane cup pushing mechanism, wherein the upper membrane cup mounting plate, the lower membrane cup lifting frame, the slide moving frame and the membrane cup pushing mechanism are mounted on the machine base; a mounting groove for placing an upper film cup is formed in the upper film cup mounting plate; the lower membrane cup lifting frame comprises a lower membrane cup mounting plate and a lifting mechanism; the slide moving frame comprises a slide mounting plate and a moving mechanism, and a placing groove for placing a slide is formed in the slide mounting plate; the film cup pushing mechanism is used for pushing down the lower film cup from the lower film cup mounting plate; the film cup pushing mechanism is arranged, so that the used film cup can be pushed down from the film cup mounting plate after film production is completed, an operator does not need to take down the film cup manually, and the film production efficiency is higher and the film production is more convenient.

Description

Technical Field

[0001] The utility model relates to the field of cell preparation equipment, and particularly relates to a membrane type cell slicer. Background Art

[0002] A membrane type cell slicer is a device used for medical detection. It is mainly used to filter liquid-based cell tissues taken from the human body, recover residual liquid, collect cells, transfer the filter membrane, etc., and finally make a thin-layer cell smear for further staining and disease diagnosis. After the slicing is completed, it is necessary for the operator to manually remove the cell filter, which is rather troublesome. Therefore, a membrane type cell slicer that can automatically remove the cell filter after the slicing is completed is designed. Content of the Utility Model

[0003] The utility model provides a membrane type cell slicer, which can solve the problems pointed out in the background art.

[0004] A membrane type cell slicer includes a machine base and the following components installed on the machine base:

[0005] An upper membrane cup mounting plate, on which there is a mounting groove for placing an upper membrane cup;

[0006] A lower membrane cup lifting frame, including a lower membrane cup mounting plate and a lifting mechanism;

[0007] A glass slide moving frame, including a glass slide mounting plate and a moving mechanism. There is a placing groove for placing a glass slide on the glass slide mounting plate; and

[0008] A membrane cup pushing mechanism for pushing the lower membrane cup off the lower membrane cup mounting plate;

[0009] Among them, the upper membrane cup mounting plate is located below the lower membrane cup mounting plate. Under the action of the lifting mechanism, there is a space between the lower membrane cup and the upper membrane cup that can accommodate the glass slide mounting plate, and the glass slide on the glass slide mounting plate can contact the lower membrane cup, thereby completing the slicing.

[0010] The moving mechanism includes a guide rail, a guide rail seat, a first lead screw, and a first motor;

[0011] Among them, the guide rail is fixedly installed on the machine base, and a first lead screw frame for installing the first lead screw is fixedly connected to the machine base;

[0012] The guide rail seat is fixedly connected to the glass slide moving frame. There is a sliding groove on the guide rail seat that cooperates with the guide rail. The guide rail seat is also installed on the first lead screw in a matching manner. When the first lead screw rotates, the guide rail seat moves along the length direction of the first lead screw;

[0013] The first motor is fixedly installed on the machine base, and its output end is in transmission connection with the first lead screw.

[0014] The film pushing cup mechanism includes a second lead screw, a push plate, a push rod, and a second motor;

[0015] A second lead screw bracket for installing the second lead screw is fixedly connected to the machine base;

[0016] The push plate is fitted and installed on the second lead screw;

[0017] There is at least one push rod, which is fixedly connected to the push plate. A through hole for the push rod to pass through is provided on the machine base, and the push rod is located between the upper film cup mounting plate and the lower film cup mounting plate;

[0018] The second motor is fixedly installed on the machine base, and its output end is in transmission connection with the second lead screw.

[0019] The end of the push rod is arc-shaped.

[0020] The lifting mechanism includes a third lead screw, a guide rod, and a third motor;

[0021] The lower film cup mounting plate is fitted and installed on the third lead screw;

[0022] The third lead screw is rotatably arranged on the machine base;

[0023] The third motor is fixedly connected to the machine base, and its output end is in transmission connection with the third lead screw;

[0024] The guide rod is fixedly connected to the machine base, and a guide groove for cooperating with the guide rod is provided on the lower film cup mounting plate.

[0025] Preferably, a movable plate is further provided on the lower film cup mounting plate. A liquid suction port is provided on the movable plate, and the liquid suction port is connected to an external negative pressure pump. A rubber sleeve for docking with the lower film cup is provided at the liquid suction port. A cylinder is fixedly connected to the movable plate, and the output end of the cylinder penetrates the movable plate and is connected to the lower film cup mounting plate.

[0026] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model is provided with a film pushing cup mechanism, which can push the used film cup off the film cup mounting plate after film production is completed, eliminating the need for manual removal by operators, and improving the film production efficiency and convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a schematic structural diagram of one perspective of the present utility model;

[0028] Figure 2 is a schematic structural diagram of the film pushing cup mechanism of the present utility model;

[0029] Figure 3 is a schematic structural diagram of another perspective of the present utility model;

[0030] Figure 4 is a schematic structural diagram of the lifting mechanism of the present utility model.

[0031] Description of Reference Numerals:

[0032] 1 - Machine base, 2 - Upper membrane cup mounting plate, 3 - Lower membrane cup mounting plate, 4 - Slide mounting plate, 5 - Placing groove, 6 - Mounting groove, 7 - Second lead screw, 8 - Pushing plate, 9 - Push rod, 10 - Second motor, 11 - Second lead screw bracket, 12 - Guide rail, 13 - Guide rail base, 14 - First lead screw, 15 - First motor, 16 - First lead screw bracket, 17 - Third lead screw, 18 - Guide rod, 19 - Third motor, 20 - Movable plate, 21 - Rubber sleeve, 22 - Cylinder. Detailed Embodiment

[0033] The following combines the accompanying drawings to describe in detail a specific embodiment of the present invention. However, it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

[0034] As Figures 1 to 4 shown, a membrane - type cell slicing machine provided by an embodiment of the present invention includes a machine base 1, and an upper membrane cup mounting plate 2, a lower membrane cup lifting frame, a slide moving frame, and a membrane cup pushing mechanism mounted on the machine base 1. Among them, the lower membrane cup lifting frame includes a lower membrane cup mounting plate 3 and a lifting mechanism for driving the lower membrane cup mounting plate 3 to lift. The slide moving frame includes a slide mounting plate 4 and a moving mechanism for driving the slide mounting plate 4 to move between the upper membrane cup mounting plate 2 and the lower membrane cup mounting plate 3. A placing groove 5 for placing a slide is provided on the slide mounting plate 4. The lower membrane cup contacts the slide, thereby completing slicing.

[0035] As Figure 1 shown, the machine base 1 includes two parts: a horizontal plate and a vertical plate;

[0036] The cell filter includes an upper membrane cup and a lower membrane cup. Mounting grooves 6 for cooperating with the upper membrane cup and the lower membrane cup are respectively provided on the upper membrane cup mounting plate 2 and the lower membrane cup mounting plate 3;

[0037] The membrane cup pushing mechanism includes a second lead screw 7, a pushing plate 8, a push rod 9, and a second motor 10. Among them, the push rod 9 is located between the upper membrane cup mounting plate 2 and the lower membrane cup mounting plate 3. A second lead screw bracket 11 for mounting the second lead screw 7 is fixedly connected to the machine base 1. The pushing plate 8 is cooperatively mounted on the second lead screw 7. There is at least one push rod 9. In this embodiment, there are two push rods 9. Both push rods 9 are fixedly connected to the pushing plate 8. A through - hole for making way for the push rod 9 is provided on the machine base 1, so that the lower membrane cup is pushed down under the action of the second lead screw 7;

[0038] The end of the push rod 9 in this embodiment is designed in an arc shape to facilitate cooperation with the outer shape of the cell filter;

[0039] The second motor 10 is fixedly installed on the machine base 1, and its output end is in transmission connection with the second lead screw 7. The specific transmission connection method is not shown in the figure and can be a belt transmission connection or a chain transmission connection;

[0040] The second motor 10 drives the second lead screw 7 to rotate. When the second lead screw 7 rotates, the push plate 8 will move along the length direction of the second lead screw 7, thereby pushing down the lower membrane cup;

[0041] The upper membrane cup mounting plate 2 is located below the lower membrane cup mounting plate 3. Under the action of the lifting mechanism, there is a space between the lower membrane cup and the upper membrane cup that can accommodate the glass slide mounting plate 4, and the glass slide on the glass slide mounting plate 4 can be in contact with the lower membrane cup, thereby completing the preparation of the specimen;

[0042] The moving mechanism includes a guide rail 12, a guide rail seat 13, a first lead screw 14, and a first motor 15. The guide rail seat 13 is fixedly connected to the glass slide for movement;

[0043] Among them, the guide rail 12 is fixedly installed on the machine base 1, and a first lead screw bracket 16 for installing the first lead screw 14 is fixedly connected to the machine base 1;

[0044] The guide rail seat 13 has a chute that cooperates with the guide rail 12, and the guide rail seat 13 is also installed on the first lead screw 14 in a matching manner. When the first lead screw 14 rotates, the guide rail seat 13 moves along the length direction of the first lead screw 14;

[0045] The first motor 15 is fixedly installed on the machine base 1, and its output end is in transmission connection with the first lead screw 14. The specific transmission connection method is not shown in the figure and can be a belt transmission connection or a chain transmission connection;

[0046] The lifting mechanism includes a third lead screw 17, a guide rod 18, and a third motor 19;

[0047] The lower membrane cup mounting plate 3 is installed on the third lead screw 17 in a matching manner;

[0048] The third lead screw 17 is rotatably arranged on the machine base 1;

[0049] The third motor 19 is fixedly connected to the machine base 1, and its output end is in transmission connection with the third lead screw 17; the specific transmission connection method is not shown in the figure and can be a belt transmission connection or a chain transmission connection;

[0050] The guide rod 18 is fixedly connected to the machine base 1, and a guide groove that cooperates with the guide rod 18 is provided on the lower membrane cup mounting plate 3.

[0051] In addition, a movable plate 20 is further provided on the lower membrane cup mounting plate 3. A liquid suction port is provided on the movable plate 20. The liquid suction port is connected to an external negative pressure pump (not shown in the figure). A rubber sleeve 21 for docking with the lower membrane cup is provided at the liquid suction port. A cylinder 22 is fixedly connected to the movable plate 20, and the output end of the cylinder 22 penetrates through the movable plate 20 and is connected to the lower membrane cup mounting plate 3;

[0052] The cylinder 22 is used to connect the rubber sleeve 21 with the bottom opening of the lower membrane cup, so as to facilitate the suction of excess liquid by the negative pressure pump, leaving the cells on the filter membrane of the lower membrane cup. Then, the glass slide is brought into contact with the filter membrane through the moving mechanism to complete the preparation of the specimen. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit and basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claimed invention.

[0053] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A membrane cell preparation machine, characterized in that: It includes a base and mounted on the base: An upper membrane cup mounting plate, on which a mounting groove for placing the upper membrane cup is provided; A lower membrane cup lifting frame, comprising a lower membrane cup mounting plate and a lifting mechanism; The slide moving rack comprises a slide mounting plate and a moving mechanism, wherein the slide mounting plate is provided with a placement slot for placing the slide; as well as A membrane cup pushing mechanism, used for pushing the lower membrane cup off the lower membrane cup mounting plate; Among them, the upper membrane cup mounting plate is located below the lower membrane cup mounting plate. Under the action of the lifting mechanism, there is a space between the lower membrane cup and the upper membrane cup that can accommodate the glass slide mounting plate, and the glass slide on the glass slide mounting plate can contact the lower membrane cup, thereby completing the slide making.

2. A membrane cell preparation machine as claimed in claim 1, characterized in that: The moving mechanism comprises a guide rail, a guide rail seat, a screw rod and a motor; The guide rail is fixedly mounted on the machine base, and a screw rod frame 1 for mounting a screw rod 1 is fixedly connected to the machine base; The guide rail seat is connected to the slide in a movable and fixed manner. The guide rail seat has a slide groove that matches the guide rail. The guide rail seat is also mounted on the screw rod 1. When the screw rod 1 rotates, the guide rail seat moves along the length direction of the screw rod 1. The motor 1 is fixedly installed on the machine base, and the output end of the motor is transmission-connected with the screw rod 1.

3. A membrane cell preparation machine as claimed in claim 1, characterized in that: The membrane cup pushing mechanism includes a second screw rod, a push plate, a push rod and a second motor; A screw rod frame 2 for mounting a screw rod 2 is fixedly connected to the machine base; The push plate is installed on the second screw rod; There is at least one push rod, which is fixedly connected to the push plate. A through hole for making way for the push rod is opened on the machine base, and the push rod is located between the upper membrane cup mounting plate and the lower membrane cup mounting plate; Motor 2 is fixedly mounted on the machine base, and its output end is transmission-connected with screw rod 2.

4. A membrane cell preparation machine as claimed in claim 3, characterized in that: The end of the push rod is in an arc shape.

5. A membrane cell preparation machine as claimed in claim 1, characterized in that: The lifting mechanism comprises a screw rod 3, a guide rod and a motor 3; The lower membrane cup mounting plate is mounted on the screw rod 3; The screw rod is rotatably arranged on the machine base; The motor three is fixedly connected to the machine base, and the output end thereof is transmission-connected to the screw rod three; The guide rod is fixedly connected to the machine base, and a guide groove matched with the guide rod is arranged on the lower membrane cup mounting plate.

6. A membrane cell preparation machine as claimed in claim 1, characterized in that: The lower membrane cup mounting plate is also provided with a movable plate, which is provided with a liquid suction port connected to an external negative pressure pump, and a rubber sleeve for docking with the lower membrane cup is provided at the liquid suction port. A cylinder is fixedly connected to the movable plate, and the output end of the cylinder passes through the movable plate and is connected to the lower membrane cup mounting plate.

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