Medical examination sample oscillation device

Abstract

The utility model discloses a medical examination sample oscillation device which comprises a base, a sliding rail is installed on the base in a sliding mode through a sliding assembly, an oscillation box is fixed to the sliding rail and used for placing sample test tubes, and a crank connecting rod mechanism is arranged on one side of the base and used for pushing the sliding rail to move to drive the sample test tubes in the oscillation box to move. The crank connecting rod mechanism comprises a bearing seat fixed on one side of the base, a rotating rod is rotatably mounted on the bearing seat, two [-shaped frames are fixed on the rotating rod, connecting rods are hinged to the [-shaped frames, one ends of the connecting rods are hinged to the sliding rails, and the rotating rod is driven by a driving mechanism to rotate. The medical examination sample oscillation device solves the problems that an existing medical examination sample oscillation device has a strong oscillation effect on the bottom of a test tube through a cam oscillation mode, but the field work noise is large, direct connection driving is conducted through a motor, the operation power consumption is large, and damage to the motor is large.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a medical test sample oscillating device. Background Art

[0002] The laboratory is a bridge between clinical medicine and basic medicine, including clinical chemistry, clinical microbiology, clinical immunology, hematology, humorology, blood transfusion and other branch disciplines. The existing sample oscillation device of the laboratory, for example (authorization announcement number CN220345614U) a sample oscillation device for the laboratory, including an oscillation box and a driving motor for oscillating the sample of the laboratory, one side of the oscillation box is connected with the fixed end screw of the driving motor, the output shaft of the driving motor passes through the side wall of the oscillation box and is fixedly connected with one end of the rotating shaft, and the outer peripheral side of the rotating shaft is connected with the driving motor. A cam for reciprocating oscillation is sleeved, and the cam is movably connected to the bottom end of a test tube plate for easy access to the test tubes. The inner wall of the oscillation box is provided with a slide groove for sliding and limiting, and the slide groove is slidably connected to a slider, one side of the slider is fixedly welded to the two sides of the test tube plate. The utility model drives the rotating shaft fixedly connected to the output shaft of the driving motor to rotate through the arranged driving motor, so that the cam sleeved on the outer peripheral side of the rotating shaft reciprocates, and the oscillation of the test tube plate in the vertical direction is completed through the movable connection between the cam and the test tube plate, thereby improving the mixing uniformity of the sample and the reagent in the test tube.

[0003] The following defects and shortcomings exist in its implementation: the cam oscillation has a strong oscillating effect on the bottom of the test tube, but it makes the on-site working noise loud, and it is directly driven by a motor, which consumes a lot of power and causes great damage to the motor. Therefore, we propose a medical test sample oscillation device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an oscillating device for medical test samples, which solves the problem that the prior art oscillating device for medical test samples has a relatively strong oscillating effect on the bottom of the test tube through cam oscillation, but causes high noise during on-site operation, and is directly driven by a motor, resulting in high operating power consumption and great damage to the motor.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a medical test sample oscillating device, comprising a base, a slide rail is slidably mounted on the base through a sliding assembly, an oscillation box is fixed on the slide rail for placing sample test tubes, and a crank connecting rod mechanism is provided on one side of the base for pushing the slide rail to move and drive the sample test tubes in the oscillation box to move;

[0006] The crank-connecting rod mechanism comprises a bearing seat fixed on one side of the base, a rotating rod is rotatably mounted on the bearing seat, two U-shaped frames are fixed on the rotating rod, a connecting rod is hinged on the U-shaped frame, one end of the connecting rod is hinged to the slide rail, and the rotating rod is driven to rotate by a driving mechanism;

[0007] An impact structure is provided on the other side of the base for blocking and colliding the shock box when it moves. The impact structure includes an impact plate fixed on one side of the base. A side of the impact plate close to the shock box is connected to a buffer plate through a spring shock absorber.

[0008] Preferably, the interior of the oscillation box is provided with a plurality of placement slots distributed in an array for placing sample test tubes.

[0009] Preferably, the number of the spring shock absorbers is set to be multiple, one end of the spring shock absorber is connected to the impact plate, and the other end is connected to the buffer plate.

[0010] Preferably, the sliding assembly comprises a sliding groove opened at the top of the base and a sliding block fixed at the bottom of the sliding rail, and the sliding block is slidably engaged in the sliding groove.

[0011] Preferably, the driving mechanism comprises a driven pulley fixed on the rotating rod, one side of the driven pulley is connected to a driving pulley via a belt drive, the driving pulley is fixedly mounted on the output end of the motor, and the motor is fixed on one side of the base.

[0012] Preferably, the buffer plate is made of natural rubber plate.

[0013] Beneficial Effects

[0014] The utility model provides a medical test sample oscillating device. Compared with the prior art, it has the following beneficial effects:

[0015] 1. A medical test sample oscillation device, an oscillation box for placing sample test tubes, the oscillation box is slidably installed on a base through a slide rail, the slide rail is driven by a crank-connecting rod mechanism and can move horizontally, the crank-connecting rod mechanism includes a bearing seat, a rotating rod, etc., and then the driving mechanism drives the rotating rod to rotate to drive the ring frame to rotate and drive the connecting rod to stretch the slide rail, thereby driving the slide rail to slide on the base, and then driving the oscillation box to reciprocate and collide with the impact structure on one side of the base to oscillate the test tube on the oscillation box. Compared with the cam method, this oscillation method is more stable when the oscillation box moves, while reducing the on-site working noise and having a good oscillation effect.

[0016] 2. A medical test sample oscillation device has an impact structure on one side of the base, and the impact structure includes an impact plate, a buffer plate, etc. When the oscillation box collides with the impact plate or first collides with the surface of the buffer plate, the buffer plate and the spring shock absorber can buffer the impact of the oscillation box directly colliding with the impact plate, reduce the instantaneous impact force, and thus reduce noise. In addition, when the driving mechanism drives the rotating rod to rotate and drives the slide rail to move horizontally, the driving mechanism includes a driven pulley, an active pulley, etc. The spring shock absorber is elastically retracted so that the power output has a certain buffer space when the oscillation box moves, thereby reducing the high power consumption of the motor caused by the direct connection of the power output with the motor, which is easy to cause damage to the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model when the vibration box is not installed;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the base and the slide rail of the utility model;

[0020] Figure 4 It is a schematic diagram of the local structure of the utility model.

[0021] In the figure: 1. base; 2. shock box; 21. placement slot; 3. impact structure; 31. impact plate; 32. buffer plate; 33. spring shock absorber; 4. slide rail; 5. sliding assembly; 51. slide slot; 52. slider; 6. crank-connecting rod mechanism; 61. bearing seat; 62. rotating rod; 63. bracket; 64. connecting rod; 65. driving mechanism; 651. driven pulley; 652. driving pulley; 653. motor. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] See also Figure 1-4 , the utility model provides two technical solutions:

[0024] Embodiment 1:

[0025] A medical test sample oscillation device, comprising a base 1, on which a slide rail 4 is slidably mounted through a sliding assembly 5, and an oscillation box 2 is fixed on the slide rail 4 for placing sample test tubes. On one side of the base 1, a crank and connecting rod mechanism 6 is provided for pushing the slide rail 4 to move and driving the sample test tubes in the oscillation box 2 to move.

[0026] The crank and connecting rod mechanism 6 includes a bearing seat 61 fixed on one side of the base 1, a rotating rod 62 is rotatably mounted on the bearing seat 61, two U-shaped frames 63 are fixed on the rotating rod 62, a connecting rod 64 is hinged on the U-shaped frame 63, one end of the connecting rod 64 is hinged to the slide rail 4, and the rotating rod 62 is driven to rotate through a driving mechanism 65.

[0027] On the other side of the base 1, an impact structure 3 is provided for blocking and colliding when the oscillation box 2 moves. The impact structure 3 includes an impact plate 31 fixed on one side of the base 1, and a buffer plate 32 is connected to the side of the impact plate 31 close to the oscillation box 2 through a spring shock absorber 33.

[0028] Embodiment 2:

[0029] The main difference from Embodiment 1 is:

[0030] A medical test sample oscillation device, in which a plurality of placement grooves 21 arranged in an array are opened inside the oscillation box 2 for placing sample test tubes; the number of spring shock absorbers 33 is set to be multiple, one end of the spring shock absorber 33 is connected to the impact plate 31, and the other end is connected to the buffer plate 32. When the oscillation box 2 collides with the impact plate 31 or first hits the surface of the buffer plate 32, the buffer plate 32 and the spring shock absorber 33 can buffer the impact of the oscillation box 2 directly hitting the impact plate 31, reduce the intensity of the instantaneous impact force of the oscillation box 2, and thus reduce noise; the sliding assembly 5 includes a chute 51 opened on the top of the base 1 and a slider 52 fixed at the bottom of the slide rail 4. The slider 52 is slidably clamped in the chute 51. By sliding the slider 52 in the chute 51, the slide rail 4 can slide on the base 1, making the movement of the oscillation box 2 more stable; the driving mechanism 65 includes a driven pulley 651 fixed on the rotating rod 62. One side of the driven pulley 651 is connected to a driving pulley 652 through belt transmission. The driving pulley 652 is fixedly installed at the output end of a motor 653. The motor 653 is fixed on one side of the base 1. Starting the motor 653 drives the driving pulley 652 to rotate, driving the driven pulley 651 to rotate, then driving the rotating rod 62 to rotate, then driving the U-shaped frame 63 to rotate, driving the connecting rod 64 to stretch the slide rail 4, thereby driving the slide rail 4 to slide on the base 1, and then driving the oscillation box 2 to reciprocate and collide with the impact structure 3 on one side of the base 1 to oscillate the test tubes on the oscillation box 2; the buffer plate 32 is made of natural rubber plate, and the buffer plate 32 can buffer the impact of the oscillation box 2 directly hitting the impact plate 31, reduce the intensity of the instantaneous impact force of the oscillation box 2, and thus reduce noise.

[0031] When the medical test sample oscillation device is in use, a placement slot 21 is provided on the oscillation box 2 for clamping and placing sample test tubes. The oscillation box 2 is slidably installed on the base 1 through the slide rail 4. The slide rail 4 is driven by the crank-connecting rod mechanism 6 to move horizontally. The crank-connecting rod mechanism 6 includes a bearing seat 61, a rotating rod 62, etc., and then the driving mechanism 65 drives the rotating rod 62 to rotate, driving the yoke 63 to rotate and driving the connecting rod 64 to stretch the slide rail 4, thereby driving the slide rail 4 to slide on the base 1, and then driving the oscillation box 2 to reciprocate and collide with the impact structure 3 on one side of the base 1 to oscillate the test tube on the oscillation box 2. Compared with the cam method, this oscillation method is more stable when the oscillation box 2 moves, and at the same time reduces the on-site working noise, and the oscillation effect is good. In addition, the utility model The base 1 of the type has an impact structure 3 on one side, and the impact structure 3 includes an impact plate 31, a buffer plate 32, etc. When the shock box 2 collides with the impact plate 31 or first collides with the surface of the buffer plate 32, the buffer plate 32 and the spring shock absorber 33 can buffer the impact of the shock box 2 directly colliding with the impact plate 31, thereby reducing the intensity of the instantaneous impact force of the shock box 2 and thus reducing noise. In addition, when the driving mechanism 65 drives the rotating rod 62 to rotate and drives the slide rail 4 to move horizontally, the driving mechanism 65 includes a driven pulley 651, an active pulley 652, etc., and the spring shock absorber 33 is elastically retracted so that the power output of the shock box 2 has a certain buffer space when it moves, thereby reducing the problem of high power consumption of the motor caused by the direct connection of the power output with the motor, which is easy to cause damage to the motor.

[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A medical test sample oscillating device, comprising a base (1), characterized in that: A slide rail (4) is slidably mounted on the base (1) through a sliding component (5). An oscillation box (2) is fixed on the slide rail (4) for placing sample test tubes. A crank and connecting rod mechanism (6) is arranged on one side of the base (1) to push the slide rail (4) to move and drive the sample test tubes in the oscillation box (2) to move; The crank and connecting rod mechanism (6) includes a bearing seat (61) fixed on one side of the base (1). A rotating rod (62) is rotatably mounted on the bearing seat (61). Two U-shaped frames (63) are fixed on the rotating rod (62). A connecting rod (64) is hinged on the U-shaped frame (63). One end of the connecting rod (64) is hinged to the slide rail (4). The rotating rod (62) is driven to rotate by a driving mechanism (65); An impact structure (3) is arranged on the other side of the base (1) to block and collide with the oscillation box (2) when it moves. The impact structure (3) includes an impact plate (31) fixed on one side of the base (1). A buffer plate (32) is connected to the side of the impact plate (31) close to the oscillation box (2) through a spring damper (33).

2. A medical test sample oscillating device according to claim 1, characterized in that: A plurality of placement grooves (21) distributed in an array are formed inside the oscillation box (2) for placing sample test tubes.

3. A medical test sample oscillating device according to claim 1, characterized in that: The number of the spring dampers (33) is set to be multiple. One end of the spring damper (33) is connected to the impact plate (31), and the other end is connected to the buffer plate (32).

4. The medical test sample oscillating device according to claim 1, characterized in that: The sliding component (5) includes a chute (51) formed on the top of the base (1) and a slider (52) fixed on the bottom of the slide rail (4). The slider (52) is slidably clamped in the chute (51).

5. The medical test sample oscillating device according to claim 1, characterized in that: The driving mechanism (65) includes a driven pulley (651) fixed on the rotating rod (62). A driving pulley (652) is connected to one side of the driven pulley (651) through belt transmission. The driving pulley (652) is fixedly installed at the output end of a motor (653). The motor (653) is fixed on one side of the base (1).

6. The medical test sample oscillating device according to claim 1, characterized in that: The buffer plate (32) is made of natural rubber plate.

Images