Fixing device for assisting reproduction operation tube

Abstract

The utility model belongs to the technical field of assisted reproduction, and particularly relates to a fixing device of an assisted reproduction operation tube, which comprises a base, a limiting plate is arranged above the base at intervals, and a plurality of first test tube holes distributed in an array are formed in the limiting plate; the fixing mechanism comprises a movable frame, a second test tube hole and a pressing assembly; a left-right through mounting groove is formed in the front side of the movable frame, and the movable frame is located above the limiting plate; the second test tube holes are vertically formed in the bottom of the mounting groove in a penetrating manner, and a plurality of second test tube holes are formed corresponding to the first test tube holes; the pressing assembly is arranged at the top of the mounting groove; the clamping mechanism comprises a driving assembly and clamping assemblies which are arranged at the bottom of the mounting groove, the multiple clamping assemblies correspond to the multiple second test tube holes, and the driving end of the driving assembly is connected with the multiple clamping assemblies; the lifting mechanism is arranged on the limiting plate, and the driving end of the lifting mechanism is connected with the movable frame, so that the test tubes are better stored and moved.

Description

Technical Field

[0001] The utility model belongs to the technical field of assisted reproduction, and in particular relates to a fixing device for an assisted reproduction operating tube. Background Art

[0002] Assisted reproductive technology is now the main way to help infertile families have children, but in this process it has to go through a series of laboratory tests. During the reproductive microsurgery process, a large number of test tubes are used to fill the reagents and samples needed for the experiment. They are mainly used for the storage and testing of urine, blood or sperm.

[0003] Before and after use, the staff needs to store and move the test tubes containing samples through fixed equipment. The existing method is mostly to insert the test tubes into a cubic test tube rack for movement. This test tube fixed collection method is not only inconvenient to move, but also very easy to cause the test tubes to tip over during movement, resulting in the problem of the test tube plug falling out, and even easy to be knocked down by people, resulting in sample contamination; and it cannot adapt to test tubes of different lengths. When the test tube is short, the test tube will be completely sunk into the test tube rack and it is difficult to take it out. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a fixing device for assisted reproductive operation tubes to solve the problem that the existing test tube fixing and collecting method is not only inconvenient to move, but also very easy for the test tubes to tip over during movement, resulting in the test tube plugs falling out, and even easy to be knocked over by humans, resulting in sample contamination; and it cannot adapt to test tubes of different lengths. When the test tubes are shorter, the test tubes will be completely sunk into the test tube rack and difficult to be taken out.

[0005] The technical solution adopted by the utility model is as follows: a fixing device for an assisted reproductive operation tube, comprising a base, a limiting plate is arranged at intervals above the base, a vertically arranged connecting plate is connected to the left and right side walls of the base and the limiting plate, and a plurality of first test tube holes distributed in an array are opened on the limiting plate;

[0006] A fixing mechanism, the fixing mechanism comprising a movable frame, a second test tube hole and a pressing assembly;

[0007] The front side of the movable frame is provided with a mounting groove which passes through from left to right, and the movable frame is located above the limiting plate;

[0008] The second test tube holes are vertically arranged at the bottom of the installation groove, and the second test tube holes are arranged in a number corresponding to the first test tube holes;

[0009] The clamping assembly is arranged at the top of the mounting groove, and a plurality of the clamping assemblies are arranged corresponding to a plurality of second test tube holes;

[0010] A clamping mechanism, the clamping mechanism comprising a driving assembly and a clamping assembly arranged at the bottom of the mounting groove, the clamping assembly being arranged in a plurality of corresponding to the plurality of second test tube holes, the plurality of clamping assemblies being arranged in a corresponding manner directly above the second test tube holes, the driving end of the driving assembly being connected to the plurality of clamping assemblies, and being able to drive the clamping assembly to clamp the test tube;

[0011] The lifting mechanism is arranged on the limit plate, and the driving end of the lifting mechanism is connected to the movable frame and can drive the movable frame to move vertically.

[0012] Furthermore, test tube blind holes are provided on the base corresponding to the first test tube holes for contacting the bottom of the test tubes, and rubber bottom pads are provided in the test tube blind holes.

[0013] Furthermore, a handle is provided on the top of the movable frame.

[0014] Further, the clamping assembly includes a fixed rod, a first hinge rod, a second hinge rod, a third hinge rod, a fourth hinge rod, a movable rod, a slide bar, a first clamping block and a second clamping block;

[0015] A plurality of slide grooves are provided on the bottom of the installation groove corresponding to the plurality of the second test tube holes, the slide grooves are located on the right side of the second test tube holes, and the left end of the slide grooves is connected to the second test tube holes;

[0016] The fixing rod is vertically fixedly connected to the bottom of the mounting groove and is located on the left side of the second test tube hole, the left ends of the first hinge rod and the second hinge rod are hinged on the fixing rod, the right ends of the first hinge rod and the second hinge rod are hinged to the left ends of the third hinge rod and the fourth hinge rod respectively, the right ends of the third hinge rod and the fourth hinge rod are hinged on the movable rod, the lower end of the first hinge rod, the second hinge rod, the third hinge rod and the fourth hinge rod can be connected to form a parallelogram, the lower end of the movable rod is connected to the right end of the top of the slide bar, the slide bar is slidably connected in the slide groove along the radial direction of the second test tube hole, the lower end of the second clamping block is connected to the left end of the slide bar, the first clamping block is fixedly connected to the left side of the second test tube hole, the first clamping block and the second clamping block are arc-shaped blocks, and the inner ends of the first clamping block and the second clamping block are in contact with the outer peripheral wall of the test tube;

[0017] The driving end of the driving assembly is connected to the left end of the first hinge rod.

[0018] Furthermore, the driving assembly includes a connecting rod, a movable plate, a shifting plate and a card seat;

[0019] The connecting rods are provided with several corresponding to the clamping assemblies, and the connecting rods are provided with several corresponding to the left ends of the first hinged rods. The connecting rods are hinged by a movable plate, and the dial plate is fixedly connected to the connecting rod at the left end. The clamping seat is provided at the bottom of the mounting groove and is located at the front side of the dial plate. The upper and lower surfaces of the dial plate are provided with clamping protrusions, and the rear side wall of the clamping seat is provided with a clamping groove, and the dial plate can be clamped into the clamping groove. The upper and lower side walls of the clamping groove are provided with clamping grooves corresponding to the clamping protrusions, and the clamping protrusions can be clamped with the clamping grooves.

[0020] Further, the clamping assembly includes a rubber pressure pad, a slider, a slide bar, a bottom block and a spring;

[0021] The sliding rod is vertically connected to the top of the mounting groove, the sliding rod is set in two and symmetrically arranged on the left and right sides of the second test tube hole, the sliding block is set in two, the two sliding blocks are respectively vertically slidably sleeved on the two sliding rods, the bottom block is fixedly connected to the lower end of the sliding rod, the bottom block is used to limit the sliding block, the rubber pressure pad is fixedly connected between the two sliding blocks and is located directly above the second test tube hole, the diameter of the rubber pressure pad is larger than the diameter of the second test tube hole, several springs are provided and are located between the top of the mounting groove and the rubber pressure pad, and the upper and lower ends of the spring are respectively connected to the top of the mounting groove and the top of the rubber pressure pad.

[0022] Further, the lifting mechanism includes a screw, a hand wheel, a column and a limit block, the screw thread sleeve is arranged on the left side of the movable frame, the upper end of the screw passes through the movable frame upward and is connected to the hand wheel, and the lower end of the screw passes through the movable frame downward and is rotatably connected to the left side of the upper surface of the limit plate;

[0023] The column sliding sleeve is arranged on the right side of the movable frame, the upper end of the column upwardly penetrates the movable frame and is connected to the limit block, and the lower end of the column downwardly penetrates the movable frame and is fixedly connected to the right side of the upper surface of the limit plate.

[0024] Beneficial effects of the utility model:

[0025] The test tube can be stored in the storage tank by moving the lifting mechanism to the lifting and lowering position, and the lifting mechanism can be used to drive the movable frame to move downward, so that the upper end of the test tube passes through the second test tube hole, and the movable frame is driven downward until the bottom of the clamping assembly is tightly pressed against the upper end of the test tube to seal the upper end of the test tube to avoid contamination of the sample in the test tube when the device is moved. The test tube is then clamped by starting the driving assembly to drive the clamping assembly to fix the test tube more firmly, and the fixed storage of the test tube is completed, so that the test tube is more stable during the moving process, not easy to tip over, and the test tube is better stored and moved. At the same time, the movable frame is driven to move vertically by the lifting mechanism to clamp and fix test tubes of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional structural schematic diagram of the utility model (first viewing angle);

[0027] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model (second viewing angle);

[0028] Figure 3 This is an assembly diagram of the clamping mechanism and the bottom of the mounting groove of the utility model (when the test tube is not clamped);

[0029] Figure 4 This is an assembly diagram of the clamping mechanism and the bottom of the mounting groove of the utility model (when clamping a test tube);

[0030] Figure 5 for Figure 3 The enlarged structural diagram at A in the middle;

[0031] Figure 6 It is a three-dimensional structural schematic diagram of the clamping mechanism of the utility model;

[0032] The attached drawings are marked as follows:

[0033] Base 1, test tube blind hole 11, limiting plate 2, first test tube hole 21, fixing mechanism 3, movable frame 31, second test tube hole 32, rubber pressure pad 33, slider 34, slide rod 35, bottom block 36, spring 37, mounting groove 38, slide groove 39, drive assembly 4, connecting rod 41, movable plate 42, dial plate 43, clamping seat 44, clamping groove 45, clamping protrusion 46, clamping groove 47, clamping assembly 5, fixing rod 51, first hinged rod 52, second hinged rod 53, third hinged rod 54, fourth hinged rod 55, movable rod 56, slide bar 57, first clamping block 58, second clamping block 59, lifting mechanism 6, screw 61, hand wheel 62, column 63, limiting block 64, handle 7. DETAILED DESCRIPTION

[0034] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0035] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0036] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] Embodiment 1:

[0038] like Figure 1 to Figure 6 As shown, a fixing device for an assisted reproductive operation tube comprises a base 1, a limiting plate 2 is arranged at intervals above the base 1, a vertically arranged connecting plate is connected to the left and right side walls of the base 1 and the limiting plate 2, and a plurality of first test tube holes 21 distributed in an array are opened on the limiting plate 2;

[0039] A fixing mechanism 3, the fixing mechanism 3 comprising a movable frame 31, a second test tube hole 32 and a pressing assembly;

[0040] The front side of the movable frame 31 is provided with a mounting slot 38 extending from left to right, and the movable frame 31 is located above the limiting plate 2;

[0041] The second test tube holes 32 are vertically through-holes arranged at the bottom of the mounting groove 38, and the second test tube holes 32 are arranged in a plurality corresponding to the plurality of the first test tube holes 21;

[0042] The clamping assembly is arranged at the top of the mounting groove 38, and a plurality of the clamping assemblies are arranged corresponding to a plurality of second test tube holes 32;

[0043] The clamping mechanism includes a driving component 4 and a clamping component 5 arranged at the bottom of the mounting groove 38. The clamping components 5 are arranged in a plurality of corresponding to the second test tube holes 32. The plurality of clamping components 5 are arranged correspondingly just above the second test tube holes 32. The driving end of the driving component 4 is connected to the plurality of clamping components 5, and can drive the clamping components 5 to clamp the test tube;

[0044] The lifting mechanism 6 is arranged on the limiting plate 2 , and the driving end of the lifting mechanism 6 is connected to the movable frame 31 , and can drive the movable frame 31 to move vertically.

[0045] As a preferred solution, test tube blind holes 11 are provided on the base 1 corresponding to the first test tube holes 21, which are used to abut against the bottom of the test tube, and rubber bottom pads are provided in the test tube blind holes 11. The test tube blind holes 11 are provided to facilitate the placement of the bottom of the test tube, which has a certain stabilizing effect, and the rubber bottom pads are provided to increase the friction between the bottom of the test tube and the rubber bottom pad, so that the bottom of the test tube is placed on the base 1, which is more stable and not easy to tip over.

[0046] As a preferred solution, a handle 7 is provided on the top of the movable frame 31. The handle 7 is provided to facilitate the movement of the device.

[0047] As a preferred embodiment, the clamping assembly 5 includes a fixed rod 51, a first hinge rod 52, a second hinge rod 53, a third hinge rod 54, a fourth hinge rod 55, a movable rod 56, a slide bar 57, a first clamping block 58 and a second clamping block 59; a plurality of slide grooves 39 are provided on the bottom of the mounting groove 38 corresponding to the plurality of second test tube holes 32, the slide grooves 39 are located on the right side of the second test tube holes 32, and the left end of the slide grooves 39 is connected to the second test tube holes 32; the fixed rod 51 is vertically fixedly connected to the bottom of the mounting groove 38 and is located on the left side of the second test tube holes 32, the left ends of the first hinge rod 52 and the second hinge rod 53 are both hinged to the fixed rod 51, and the right ends of the first hinge rod 52 and the second hinge rod 53 are respectively connected to the third hinge rod 54 and the fourth hinge rod 55 The left end is hinged, and the right ends of the third hinge rod 54 and the fourth hinge rod 55 are hinged on the movable rod 56. The first hinge rod 52, the second hinge rod 53, the third hinge rod 54 and the fourth hinge rod 55 can be connected to form a parallelogram. The lower end of the movable rod 56 is connected to the right end of the top of the slide bar 57. The slide bar 57 is connected in the slide groove 39 along the radial sliding of the second test tube hole 32. The lower end of the second clamping block 59 is connected to the left end of the slide bar 57. The first clamping block 58 is fixedly connected to the left side of the second test tube hole 32. The first clamping block 58 and the second clamping block 59 are arc blocks. The inner ends of the first clamping block 58 and the second clamping block 59 are in contact with the outer peripheral wall of the test tube. The driving end of the driving assembly 4 is connected to the left end of the first hinge rod 52. In this embodiment, the first clamping block 58 and the second clamping block 59 are rubber clamping blocks made of rubber material. The inner end surface of the first clamping block 58 is coplanar with the inner side surface of the second test tube hole 32. When the upper part of the test tube extends into the second test tube hole 32, the inner end surface of the first clamping block 58 can abut against the left side wall of the test tube. When the test tube needs to be clamped, the drive assembly 4 is started to drive the left end of the first hinge rod 52 to rotate forward, thereby driving the right ends of the first hinge rod 52 and the second hinge rod 53 to move backward and forward respectively. The movable rod 56 moves leftwardly and the slide bar 57 moves leftwardly in the slide groove 39 close to the second test tube hole 32, and drives the second clamping block 59 on the left side of the slide bar 57 close to the test tube until the inner side wall of the second clamping block 59 abuts against the right side wall of the test tube, thereby completing the clamping of the test tube and making the test tube more stable during the movement.

[0048] As a preferred embodiment, the driving assembly 4 includes a connecting rod 41, a movable plate 42, a dial plate 43 and a clamping seat 44; the connecting rods 41 are provided with several corresponding to the clamping assemblies 5, and the several connecting rods 41 are correspondingly arranged at the left ends of the several first hinged rods 52, and the several connecting rods 41 are hinged through the several movable plates 42, and the dial plate 43 is fixedly connected to the connecting rod 41 at the left end, and the clamping seat 44 is arranged at the bottom of the mounting groove 38 and is located on the front side of the dial plate 43, and the upper and lower surfaces of the dial plate 43 are provided with a clamping protrusion 46, and the rear side wall of the clamping seat 44 is provided with a clamping groove 45, and the dial plate 43 can be clamped into the clamping groove 45, and the upper and lower side walls of the clamping groove 45 are provided with a clamping groove 47 corresponding to the clamping protrusion 46, and the clamping protrusion 46 can be clamped with the clamping groove 47. By toggling the toggle plate 43, the connecting rod 41 at the left end and the first hinge rod 52 are driven to rotate forward. Since the connecting rods 41 are hinged by the movable plates 42, the connecting rods 41 and the first hinge rods 52 are synchronously rotated forward, thereby driving the right ends of the first hinge rods 52 and the second hinge rods 53 to rotate backward and forward respectively, and then driving the left ends of the third hinge rods 54 and the fourth hinge rods 55 to rotate backward and forward respectively, and then driving the right ends of the third hinge rods 54 and the fourth hinge rods 55 to rotate and drive the movable rods 56 Move leftward, the movable rod 56 drives the slider 34 to move leftward in the slide groove 39 close to the second test tube hole 32, and drives the second clamping block 59 on the left side of the slider 34 close to the test tube, until the inner side wall of the second clamping block 59 abuts against the right side wall of the test tube, at this time, the dial plate 43 is snapped into the clamping groove 45 of the clamping seat 44, and the clamping protrusions 46 on the upper and lower surfaces of the dial plate 43 are snapped and matched with the clamping grooves 47 on the upper and lower side walls of the clamping groove 45, and the dial plate 43 is snapped and fixed in the clamping groove 45, completing the clamping of the test tube, making the test tube more stable during the moving process.

[0049] As a preferred embodiment, the clamping assembly includes a rubber pressure pad 33, a slider 34, a slide rod 35, a bottom block 36 and a spring 37; the slide rod 35 is vertically connected to the top of the mounting groove 38, the slide rod 35 is provided with two and are symmetrically arranged on the left and right sides of the second test tube hole 32, the slide rod 34 is provided with two, the two slide rods 34 are respectively vertically slidably sleeved on the two slide rods 35, the bottom block 36 is fixedly connected to the lower end of the slide rod 35, the bottom block 36 is used to limit the slide rod 34, the rubber pressure pad 33 is fixedly connected between the two slide rods 34 and is located directly above the second test tube hole 32, the diameter of the rubber pressure pad 33 is larger than the diameter of the second test tube hole 32, the spring 37 is provided with several and is located between the top of the mounting groove 38 and the rubber pressure pad 33, the upper and lower ends of the spring 37 are respectively connected to the top of the mounting groove 38 and the top of the rubber pressure pad 33. When the test tube needs to be fixed, the test tube is placed in the first test tube hole 21 for preliminary positioning, and then the movable frame 31 is driven downward by starting the lifting mechanism 6, so that the upper end of the test tube passes through the second test tube hole 32, and continues to move downward until the bottom of the rubber pressure pad 33 is tightly pressed against the upper end of the test tube, and the sliders 34 on both sides of the rubber pressure pad 33 slide on the slide rod 35, driving the top of the rubber pressure pad 33 to squeeze the spring 37, so that the bottom of the rubber pressure pad 33 is more tightly pressed against the upper end of the test tube, to avoid the sample in the test tube from being contaminated when the device is moved.

[0050] As a preferred embodiment, the lifting mechanism 6 includes a screw 61, a handwheel 62, a column 63 and a limit block 64. The screw 61 is threadedly sleeved on the left side of the movable frame 31, the upper end of the screw 61 penetrates the movable frame 31 upward and is connected to the handwheel 62, and the lower end of the screw 61 penetrates the movable frame 31 downward and is rotatably connected to the left side of the upper surface of the limit plate 2; the column 63 is slidably sleeved on the right side of the movable frame 31, the upper end of the column 63 penetrates the movable frame 31 upward and is connected to the limit block 64, and the lower end of the column 63 penetrates the movable frame 31 downward and is fixedly connected to the right side of the upper surface of the limit plate 2. The screw 61 is driven to rotate by turning the hand wheel 62, so that the screw 61 rotates on the upper surface of the limit plate 2. Since the left side of the movable frame 31 is threadedly connected with the screw 61, the movable frame 31 moves vertically on the screw 61, and drives the right side of the movable frame 31 to slide vertically on the column 63, thereby driving the movable frame 31 to move vertically as a whole. When it is necessary to fix the test tube, the test tube is placed in the first test tube hole 21 for preliminary limiting, and the screw 61 is driven by the hand wheel 62 to move the movable frame 31 downward, so that the upper end of the test tube passes through the second test tube hole 32 until the bottom of the clamping assembly abuts against the upper end of the test tube, the upper end of the test tube is sealed to prevent the sample in the test tube from being contaminated, and then the driving assembly 4 is started to drive the clamping assembly 5 to clamp the test tube, so as to fix the test tube more firmly. At the same time, the vertical movement of the movable frame 31 driven by the lifting mechanism 6 can also be clamped and fixed according to test tubes of different lengths.

[0051] The working mode of the utility model is as follows:

[0052] When the staff uses the device to store test tubes, they can place the test tube containing the sample along the first test tube opening of the limiting plate 2, put the bottom of the test tube into the limiting plate 2, and put the bottom of the test tube into the test tube blind hole 11 of the base 1, and initially limit the test tube. The hand wheel 62 rotates the screw 61 to drive the movable frame 31 to move downward, so that the upper end of the test tube passes through the second test tube hole 32, and the inner end surface of the first clamping block 58 can abut against the left side wall of the test tube. The movable frame 31 is driven downward until it reaches the bottom of the rubber pressure pad 33. The rubber pad 33 is tightly pressed on the upper end of the test tube, and the sliders 34 on both sides of the rubber pad 33 slide on the slide bar 35, driving the top of the rubber pad 33 to squeeze the spring 37, so that the bottom of the rubber pad 33 is more tightly pressed on the upper end of the test tube, sealing the upper end of the test tube to prevent the sample in the test tube from being contaminated when the device is moved, and then the connecting rod 41 and the first hinge rod 52 at the left end are driven to rotate forward by toggling the dial plate 43. Since several connecting rods 41 are hinged through several movable plates 42, several connecting rods 41 The first hinge rod 52 rotates forward synchronously, thereby driving the right ends of the first hinge rods 52 and the second hinge rods 53 to rotate backward and forward respectively, thereby driving the left ends of the third hinge rods 54 and the fourth hinge rods 55 to rotate backward and forward respectively, and then driving the right ends of the third hinge rods 54 and the fourth hinge rods 55 to rotate and drive the movable rods 56 to move leftward, and the movable rod 56 drives the slider 34 to move leftward in the slide groove 39 close to the second test tube hole 32, and drives the second clamping block 59 on the left side of the slider 34 close to the test tube hole 32. The paddle plate 43 is then engaged with the clamping groove 45 of the clamping seat 44, and the clamping protrusions 46 on the upper and lower surfaces of the paddle plate 43 are engaged with the clamping grooves 47 on the upper and lower side walls of the clamping groove 45, so that the paddle plate 43 is clamped and fixed in the clamping groove 45, and the test tube is clamped and stored, so that the test tube is more stable during the moving process and is not easy to tip over. At the same time, the lifting mechanism 6 drives the movable frame 31 to move vertically, and the test tubes of different lengths can be clamped and fixed.

[0053] The utility model is described in detail above. The description of the specific embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A fixing device for an assisted reproductive operation tube, characterized in that: include A base (1), a limiting plate (2) is arranged above the base (1) at intervals, the left and right side walls of the base (1) and the limiting plate (2) are connected by a vertically arranged connecting plate, and the limiting plate (2) is provided with a plurality of first test tube holes (21) distributed in an array; A fixing mechanism (3), the fixing mechanism (3) comprising a movable frame (31), a second test tube hole (32) and a pressing assembly; The front side of the movable frame (31) is provided with a mounting groove (38) which passes through from left to right, and the movable frame (31) is located above the limiting plate (2); The second test tube holes (32) are vertically through-holes arranged at the bottom of the mounting groove (38), and a plurality of the second test tube holes (32) are arranged corresponding to a plurality of the first test tube holes (21); The clamping assembly is arranged at the top of the mounting groove (38), and a plurality of the clamping assemblies are arranged corresponding to a plurality of second test tube holes (32); A clamping mechanism, the clamping mechanism comprising a driving assembly (4) and a clamping assembly (5) arranged at the bottom of the mounting groove (38), the clamping assembly (5) being arranged in a plurality corresponding to the plurality of second test tube holes (32), the plurality of clamping assemblies (5) being arranged correspondingly just above the second test tube holes (32), the driving end of the driving assembly (4) being connected to the plurality of clamping assemblies (5), and being capable of driving the clamping assembly (5) to clamp the test tube; A lifting mechanism (6), wherein the lifting mechanism (6) is arranged on the limiting plate (2), and a driving end of the lifting mechanism (6) is connected to the movable frame (31) and can drive the movable frame (31) to move vertically.

2. The fixing device for an assisted reproductive operation tube according to claim 1, characterized in that: The base (1) is provided with test tube blind holes (11) corresponding to the first test tube holes (21) for contacting the bottom of the test tube, and a rubber bottom pad is arranged in the test tube blind hole (11).

3. The fixing device for an assisted reproductive operation tube according to claim 2, characterized in that: A handle (7) is provided on the top of the movable frame (31).

4. The fixing device for an assisted reproductive operation tube according to claim 1, characterized in that: The clamping assembly (5) comprises a fixed rod (51), a first hinge rod (52), a second hinge rod (53), a third hinge rod (54), a fourth hinge rod (55), a movable rod (56), a slide bar (57), a first clamping block (58) and a second clamping block (59); A plurality of slide grooves (39) are provided on the bottom of the installation groove (38) corresponding to the plurality of second test tube holes (32), the slide grooves (39) are located on the right side of the second test tube holes (32), and the left end of the slide groove (39) is connected to the second test tube holes (32); The fixed rod (51) is vertically fixedly connected to the bottom of the installation groove (38) and is located on the left side of the second test tube hole (32). The left ends of the first hinged rod (52) and the second hinged rod (53) are both hinged on the fixed rod (51). The right ends of the first hinged rod (52) and the second hinged rod (53) are respectively hinged to the left ends of the third hinged rod (54) and the fourth hinged rod (55). The right ends of the third hinged rod (54) and the fourth hinged rod (55) are both hinged on the movable rod (56). The fourth hinged rod (55) can be connected to form a parallelogram, the lower end of the movable rod (56) is connected to the right end of the top of the slide bar (57), the slide bar (57) is slidably connected in the slide groove (39) along the radial direction of the second test tube hole (32), the lower end of the second clamping block (59) is connected to the left end of the slide bar (57), the first clamping block (58) is fixedly connected to the left side of the second test tube hole (32), the first clamping block (58) and the second clamping block (59) are arc-shaped blocks, and the inner ends of the first clamping block (58) and the second clamping block (59) are in contact with the outer peripheral wall of the test tube; The driving end of the driving assembly (4) is connected to the left end of the first hinge rod (52).

5. The fixing device for an assisted reproductive operation tube according to claim 4, characterized in that: The driving assembly (4) comprises a connecting rod (41), a movable plate (42), a shifting plate (43) and a clamping seat (44); The connecting rods (41) are provided in correspondence with the clamping assemblies (5). The connecting rods (41) are provided at the left ends of the first hinged rods (52). The connecting rods (41) are hinged to each other through a movable plate (42). The dial plate (43) is fixedly connected to the connecting rod (41) at the left end. The clamping seat (44) is provided at the bottom of the mounting groove (38) and is located at the front side of the dial plate (43). The upper and lower surfaces of the dial plate (43) are provided with clamping protrusions (46). The rear side wall of the clamping seat (44) is provided with a clamping groove (45). The dial plate (43) can be clamped into the clamping groove (45). The upper and lower side walls of the clamping groove (45) are provided with clamping grooves (47) corresponding to the clamping protrusions (46). The clamping protrusions (46) can be clamped with the clamping grooves (47).

6. The fixing device for an assisted reproductive operation tube according to claim 1, characterized in that: The pressing assembly comprises a rubber pressure pad (33), a slider (34), a slide bar (35), a bottom block (36) and a spring (37); The slide bar (35) is vertically connected to the top of the mounting groove (38). The slide bars (35) are provided in two and are symmetrically arranged on the left and right sides of the second test tube hole (32). The sliders (34) are provided in two. The two sliders (34) are respectively vertically slidably sleeved on the two slide bars (35). The bottom block (36) is fixedly connected to the lower end of the slide bar (35). The bottom block (36) is used to limit the slider (34). The rubber pressure pad (33) is fixedly connected between the two sliders (34) and is located directly above the second test tube hole (32). The diameter of the rubber pressure pad (33) is larger than the diameter of the second test tube hole (32). The springs (37) are provided in plurality and are located between the top of the mounting groove (38) and the rubber pressure pad (33). The upper and lower ends of the spring (37) are respectively connected to the top of the mounting groove (38) and the top of the rubber pressure pad (33).

7. The fixing device for an assisted reproductive operation tube according to claim 1, characterized in that: The lifting mechanism (6) comprises a screw rod (61), a hand wheel (62), a column (63) and a limit block (64); the screw rod (61) is threadedly sleeved on the left side of the movable frame (31); the upper end of the screw rod (61) penetrates the movable frame (31) upward and is connected to the hand wheel (62); the lower end of the screw rod (61) penetrates the movable frame (31) downward and is rotatably connected to the left side of the upper surface of the limit plate (2); The column (63) is slidably sleeved on the right side of the movable frame (31); the upper end of the column (63) penetrates the movable frame (31) upward and is connected to the limit block (64); the lower end of the column (63) penetrates the movable frame (31) downward and is fixedly connected to the right side of the upper surface of the limit plate (2).

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