Blending device for sample tube
By designing the sample tube mixing device, the elliptical trajectory movement of the sample tube is achieved by using the drive motor and the speed reduction mechanism, the problems of low manual operation efficiency and uneven mixing are solved, and efficient and accurate liquid mixing of the sample tube is achieved through reduction Seismic design protects sample tubes.
Patent Information
- Application Number
- CN202420618982.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-28
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-03-28
AI Technical Summary
In the prior art, the mixing process of sample tubes relies on manual operations and is easily affected by human factors. Only one sample tube can be processed at a time, resulting in low efficiency and uneven mixing problems.
A sample tube mixing device is designed, including a support base, a support frame, a reciprocating mechanism and a placement frame. The elliptical trajectory movement of the sample tube is achieved by using the drive motor, a reducer, a drive wheel, a rocker and a swing arm to ensure the liquid Mix evenly and reduce vibration through rubber pads and shock-absorbing spring structures to protect the sample tube.
The device can process multiple sample tubes simultaneously, reduce human error, improve mixing efficiency and accuracy, ensure uniform liquid mixing, and protect the sample tubes through shock absorption design to avoid damage.
Smart Images
Figure CN222219350U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical equipment, in particular to a mixing device for a sample tube. Background Art
[0002] Currently, in the experimental process of testing samples, the collected liquid samples are first placed in sample tubes respectively, and then the liquid samples in each sample tube are fully shaken to prepare for testing. Currently, manual shaking is usually used to shake the liquid samples in the test tubes evenly, and the sample tubes need to be manually inverted and shaken 5 to 6 times.
[0003] However, the existing method of manually mixing samples is very susceptible to human factors, and it is not easy to mix the samples properly. Moreover, only one sample tube can be mixed at a time. When the number of sample tubes is too large, it brings a high workload to the staff.
[0004] To this end, we proposed a sample tube mixing device to solve the above technical problems. Utility Model Content
[0005] The utility model aims to provide a mixing device for sample tubes. The utility model can mix sample tubes in batches and can also avoid the problem of inadequate sample mixing due to human error.
[0006] The technical solution adopted by the utility model to solve the above technical problems is: a mixing device for sample tubes, comprising a support base, a support frame, a placement frame and a reciprocating mechanism, wherein the support frame is fixedly connected to the upper end of the support base through a plurality of support brackets, the reciprocating mechanism is installed on the support frame, and the placement frame is connected to the upper end of the reciprocating mechanism for placing the sample tubes;
[0007] The support frame is provided with a slide groove, a sliding plate is provided inside the slide groove, the sliding plate is slidably connected to the slide groove, a through hole is provided on the sliding plate, two vertical parallel vertical plates are fixedly connected to the upper end of the sliding plate, a cross bar is fixedly connected between the two vertical plates, and a top plate is fixedly connected to the upper end of the vertical plate;
[0008] The reciprocating mechanism includes a reduction gearbox, a driving motor, a driving wheel, a rocker arm, a swing arm and a fixed plate, the reduction gearbox is fixedly connected to the support base, the driving motor drives the driving motor connected to the input shaft of the reduction gearbox, the driving wheel and the output end of the reduction gearbox are mutually drivingly connected, one end of the rocker arm is fixedly connected to the driving wheel, the other end of the rocker arm is mutually fixedly connected to the swing arm, one end of the swing arm rotates through the through hole and is connected to the cross bar, and the other end of the swing arm is mutually fixedly connected to the bottom of the fixed plate;
[0009] The fixing plate is integrally connected to the sliding plate, and a plurality of connecting columns are fixedly connected to the upper end of the fixing plate. The connecting columns pass through the top plate and are fixedly connected to the bottom of the placement rack.
[0010] Furthermore, the placement rack includes a bearing plate and a limiting plate, the bearing plate is fixedly connected to the top of a plurality of connecting columns, the limiting plate is located above the bearing plate, and the limiting plate and the bearing plate are connected to each other via a plurality of connecting columns.
[0011] Furthermore, the upper end of the carrying plate is fixedly connected with a supporting plate, a plurality of positioning slots are provided on the supporting plate, a plurality of limiting holes are provided on the limiting plate, and the positions of the limiting holes correspond to the positions of the positioning slots.
[0012] Furthermore, the support plate is any one of a rubber support plate and a silicone support plate.
[0013] Furthermore, a layer of rubber pad is bonded to the upper end of the support base.
[0014] Furthermore, a shock-absorbing spring is installed on each of the connecting columns, one end of the shock-absorbing spring is fixedly connected to the fixing plate, and the other end of the shock-absorbing spring is fixedly connected to the top plate.
[0015] The advantages of the utility model are: the utility model provides a mixing device for a sample tube, and the utility model has the following advantages:
[0016] 1. The device can process multiple sample tubes at the same time without manual operation one by one, which greatly improves the efficiency of sample mixing.
[0017] 2. The device can replace the operation of manually shaking the sample tube, avoiding the problem of incomplete sample mixing. The device can ensure that the liquid in each sample tube can be evenly mixed, improve the accuracy of mixing, and reduce the influence of human factors.
[0018] 3. The device can reduce vibration during the mixing process through the structural design of the rubber pad, connecting column and shock-absorbing spring, ensure the structural stability of the entire mixing device, and protect the sample tube to avoid damage to the sample tube caused by vibration during the mixing process. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0021] Figure 2 It is a schematic diagram of the connection structure between the reciprocating motion mechanism and the placement rack in the utility model;
[0022] in:
[0023] 1. Support base; 2. Rubber pad; 3. Support frame;
[0024] 301, slide; 4, support bracket; 5, sliding plate;
[0025] 501, through hole; 6, vertical plate; 7, top plate;
[0026] 8. Connecting column; 801. Shock-absorbing spring; 9. Crossbar;
[0027] 10. Swing arm; 11. Loading plate; 12. Support plate;
[0028] 121. Positioning groove; 13. Connecting column; 14. Limiting plate;
[0029] 141, limit hole; 15, reduction box; 16, drive motor;
[0030] 17. Driving wheel; 18. Rocker arm; 19. Fixed plate. DETAILED DESCRIPTION
[0031] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0032] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model 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 operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. The terms "installed", "connected", and "connected" 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 it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0033] Embodiment 1:
[0034] Figure 1 It is a three-dimensional structural schematic diagram of the utility model. Figure 2 Schematic diagram of the connection structure between the reciprocating motion mechanism and the placement rack in the utility model, as shown Figure 1 and Figure 2 A sample tube mixing device shown in the figure comprises a support base 1, a support frame 3, a placement frame and a reciprocating mechanism, wherein the support frame 3 is fixedly connected to the upper end of the support base 1 through a plurality of support brackets 4, the reciprocating mechanism is mounted on the support frame 3, and the placement frame is connected to the upper end of the reciprocating mechanism for placing the sample tube. The placement frame in the utility model is used to fix the sample tube to ensure its stability;
[0035] The utility model provides a slide groove 301 on the support frame 3, a sliding plate 5 is arranged inside the slide groove 301, the sliding plate 5 is slidably connected to the slide groove 301, the sliding plate 5 can slide left and right inside the slide groove 301, a through hole 501 is provided on the sliding plate 5, two vertical parallel vertical plates 6 are fixedly connected to the upper end of the sliding plate 5, a cross bar 9 is fixedly connected between the two vertical plates 6, and a top plate 7 is fixedly connected to the upper end of the vertical plate 6; the reciprocating motion mechanism in the utility model includes a reduction gear box 15, a driving motor 16, a driving wheel 17, a rocker arm 18, a swing arm 10 and a fixed plate 19, the reduction gear box 15 is fixedly connected to the support base 1, the function of the reduction gear box 15 is to convert the high-speed rotation of the driving motor 16 into a low-speed rotation suitable for operation, thereby driving the driving wheel 17 to rotate, and the driving motor 16 drives the driving motor 16 Connected to the input shaft of the reduction box 15, the driving wheel 17 and the output end of the reduction box 15 are mutually driven and connected, one end of the rocker arm 18 is fixedly connected to the driving wheel 17, and the other end of the rocker arm 18 is mutually fixedly connected to the swing arm 10, one end of the swing arm 10 rotates through the through hole 501 and is connected to the cross bar 9, and the other end of the swing arm 10 is mutually fixedly connected to the bottom of the fixed plate 19. The functions of the rocker arm 18, the swing arm 10 and the fixed plate 19 are to convert the rotational motion into reciprocating motion, so that the sample tube is mixed according to an elliptical trajectory. The utility model adopts a driving motor 16 to realize cyclic reciprocating swing (the sliding plate 5 cyclically reciprocates in the left and right directions while driving the fixed plate 19 cyclically reciprocating in the up and down directions), so that the fixed plate 19 reciprocates according to the elliptical trajectory to mix the liquid in the sample tube.
[0036] The fixed plate 19 in the utility model is integrally connected to the sliding plate 5, and a plurality of connecting columns 138 are fixedly connected to the upper end of the fixed plate 19, the connecting columns 138 pass through the top plate 7 and are fixedly connected to the bottom of the placement rack, the function of the connecting columns 138 is to connect the fixed plate 19 and the placement rack to ensure the structural stability of the entire mixing device, a shock-absorbing spring 801 is provided on the outer sleeve of the connecting column 138, one end of the shock-absorbing spring 801 is fixedly connected to the fixed plate 19, and the other end of the shock-absorbing spring 801 is fixedly connected to the top plate 7, and the function of the shock-absorbing spring 801 is to provide elastic support and shock-absorbing effect to reduce the vibration of the sample tube during the mixing process.
[0037] The placement rack in the utility model includes a carrying plate 11 and a limiting plate 14, the carrying plate 11 is fixedly connected to the top of a plurality of connecting columns 138, the limiting plate 14 is located above the carrying plate 11, and the limiting plate 14 and the carrying plate 11 are connected to each other through a plurality of connecting columns 138. The function of the carrying plate 11 and the limiting plate 14 is to provide placement and limitation for the sample tube so that it will not detach or move during the mixing process. A support plate 12 is fixedly connected to the upper end of the carrying plate 11, and the support plate 12 adopts a rubber support plate 12, and a plurality of positioning grooves 121 are provided on the support plate 12. A plurality of limiting holes 141 are provided on the limiting plate 14, and the positions of the limiting holes 141 correspond to the positions of the positioning grooves 121. The functions of the positioning grooves 121 and the limiting holes 141 are to ensure the accurate positioning of the sample tube so that it is always in a suitable position during the mixing process.
[0038] In the utility model, a layer of rubber pad 2 is bonded to the upper end of the supporting base 1. The rubber pad 2 has the functions of shock absorption and buffering, and protects the mixing device and the sample tube from vibration and impact.
[0039] Working principle: When the utility model is used, firstly, the sample tube to be mixed is inserted into the limiting hole 141 of the limiting plate 14, and the bottom of the sample tube is inserted into the positioning groove 121 of the support plate 12 to fix the position of the sample tube, and then the driving motor 16 is started, and the high-speed rotation emitted by the driving motor 16 is converted into a low-speed rotation suitable for operation by the reduction box 15, and the reduction box 15 transmits the converted low-speed rotation to the driving wheel 17 on the output shaft, and the driving wheel 17 starts to rotate, and one end of the rocker arm 18 is fixedly connected to the driving wheel 17. On the wheel 17, when the driving wheel 17 rotates, the rocker arm 18 begins to rock, and the other end of the rocker arm 18 is fixedly connected to the swing arm 10. When the rocker arm 18 rocks, it drives the swing arm 10 to swing. When the rocker arm 18 and the swing arm 10 swing, the sliding plate 5 makes a cyclic reciprocating motion in the left and right directions, while driving the fixed plate 19 to make a cyclic reciprocating motion in the up and down directions. Driven by the fixed plate 19, the sample tubes on the placement rack begin to reciprocate left and right along an elliptical trajectory, thereby achieving the effect of mixing the samples.
[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some or all of the technical features therein can be replaced by equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.
Claims
1. A mixing device for a sample tube, comprising a support base (1), a support frame (3), a placement frame and a reciprocating mechanism, wherein the support frame (3) is fixedly connected to the upper end of the support base (1) through a plurality of support brackets (4), the reciprocating mechanism is mounted on the support frame (3), and the placement frame is connected to the upper end of the reciprocating mechanism for placing the sample tube; Features: The support frame (3) is provided with a slide groove (301), a sliding plate (5) is arranged inside the slide groove (301), the sliding plate (5) and the slide groove (301) are slidably connected, a through hole (501) is provided on the sliding plate (5), two vertically parallel vertical plates (6) are fixedly connected to the upper end of the sliding plate (5), a cross bar (9) is fixedly connected between the two vertical plates (6), and a top plate (7) is fixedly connected to the upper end of the vertical plate (6); The reciprocating motion mechanism comprises a reduction box (15), a driving motor (16), a driving wheel (17), a rocker arm (18), a swing arm (10) and a fixed plate (19); the reduction box (15) is fixedly connected to the support base (1); the driving motor (16) drives the driving motor (16) connected to the input shaft of the reduction box (15); the driving wheel (17) and the output end of the reduction box (15) are mutually drivingly connected; one end of the rocker arm (18) is fixedly connected to the driving wheel (17); the other end of the rocker arm (18) and the swing arm (10) are mutually fixedly connected; one end of the swing arm (10) passes through the through hole (501) to rotate and is connected to the cross bar (9); the other end of the swing arm (10) is mutually fixedly connected to the bottom of the fixed plate (19); The fixed plate (19) is integrally connected to the sliding plate (5), and a plurality of connecting columns (13) (8) are fixedly connected to the upper end of the fixed plate (19), and the connecting columns (13) (8) pass through the top plate (7) and are fixedly connected to the bottom of the placement rack.
2. A sample tube mixing device according to claim 1, characterized in that: The placement rack comprises a bearing plate (11) and a limiting plate (14); the bearing plate (11) is fixedly connected to the top of a plurality of connecting columns (13) (8); the limiting plate (14) is located above the bearing plate (11); and the limiting plate (14) and the bearing plate (11) are connected to each other via a plurality of connecting columns (13) (8).
3. A sample tube mixing device according to claim 2, characterized in that: The upper end of the carrying plate (11) is fixedly connected to a supporting plate (12), a plurality of positioning grooves (121) are provided on the supporting plate (12), a plurality of limiting holes (141) are provided on the limiting plate (14), and the positions of the limiting holes (141) correspond to the positions of the positioning grooves (121).
4. A sample tube mixing device according to claim 3, characterized in that: The support plate (12) is any one of a rubber support plate (12) and a silicone support plate (12).
5. The sample tube mixing device according to claim 1, characterized in that: A layer of rubber pad (2) is bonded to the upper end of the support base (1).
6. The sample tube mixing device according to claim 1, characterized in that: The connecting columns (13) (8) are each provided with a shock absorbing spring (801), one end of the shock absorbing spring (801) is fixedly connected to the fixing plate (19), and the other end of the shock absorbing spring (801) is fixedly connected to the top plate (7).