Shaking table device assembly

Abstract

The utility model discloses a shaking table device assembly, which relates to the technical field of detection equipment, and comprises a base, a shaking table is rotatably connected on the base, the shaking table comprises a frame body, a plurality of test tubes and a locking device for clamping the test tubes are arranged in the frame body, two ends of the frame body are fixedly connected with rotating shafts, and the rotating shafts are fixedly connected with the rotating shafts. A brake assembly is arranged on one rotating shaft; an original point detection assembly is arranged on the other rotating shaft, and the rotating shaft is in power connection with a driving mechanism; the driving mechanism and the original point detection assembly are both electrically connected with an external controller, the original point detection assembly transmits detected original point positioning information to the external controller, and the external controller can send out an instruction to control the required rotation angle of the driving mechanism. According to the shaking table, the shaking table can rotate by 360 degrees and can stop rotating at any angle, the shaking table can be controlled to swing and shake in a reciprocating mode within any angle range, and the shaking and shaking-up effects are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection equipment technical field especially relates to a shaking table device assembly. BACKGROUND

[0002] In the modern detection industry, in the process of detecting some collected liquid samples, various reagents and liquid samples need to be prepared for certain treatment in the detection process, for example, in the extraction process, the sample and the solvent need to be mixed and dispersed, and a shaking table is usually used to shake and mix the reagents and liquid samples in the test tube.

[0003] In the process of shaking and mixing, the mechanical device of the shaking table determines the effect. However, in the prior art, when the constant temperature shaking table is used, it is generally irregularly shaken and oscillated in a small range on the horizontal plane to facilitate the user, but this method cannot guarantee that the liquid at the top or bottom of the test tube is fully shaken and mixed with the liquid in the middle part, which affects the experimental effect. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a shaking table device assembly to solve the problem that the irregular oscillation of the ordinary constant temperature shaking table in the background art cannot guarantee that the liquid at the top or bottom of the test tube is fully shaken and mixed with the liquid in the middle part.

[0005] The utility model adopts the following technical scheme:

[0006] The utility model discloses a shaking table device assembly, which comprises a base, a shaking table is rotatably connected to the base, the shaking table comprises a frame body, a plurality of test tubes are arranged in the frame body, a locking device for clamping the test tubes is arranged on the frame body, rotating shafts are fixedly connected to the two ends of the frame body, a brake assembly is arranged on one of the rotating shafts, an origin detection assembly is arranged on the other rotating shaft, and the rotating shaft is power-connected with a driving mechanism, and the driving mechanism is arranged on the base.

[0007] Further, the base comprises a bottom base plate, first and second side plates are arranged at the two ends of the bottom base plate, and the first and second side plates are rotatably connected with the rotating shafts; the driving mechanism is arranged on the bottom base plate.

[0008] Further, the brake assembly comprises a brake, the brake is tightly matched with the rotating shaft, and the brake is fixedly connected to the first side plate.

[0009] Further, the origin detection assembly comprises a detection disc and a photoelectric switch, the detection disc is fixedly connected on the rotating shaft, the photoelectric switch is fixedly connected on the second side plate, and the detection disc and the photoelectric switch are matched; the detection disc is provided with a light-transmitting structure.

[0010] Further, the driving mechanism comprises a motor, the motor is arranged on the base, the output end of the motor is provided with a driving pulley, the driving pulley is connected with a driven pulley through a synchronous belt, and the driven pulley is fixedly connected on the rotating shaft.

[0011] Further, a plurality of electromagnets are arranged on the frame body, the electromagnets are arranged on one side of the test tubes, the electromagnets correspond to the test tubes one by one, the electromagnets are connected with external power supply through a conductive slip ring, and the conductive slip ring is arranged on the rotating shaft.

[0012] Further, a plurality of liquid guide grooves are arranged on the frame body, and the positions of the liquid guide grooves correspond to the test tubes.

[0013] Further, the locking device comprises a front gland and a buckle, and the buckle is buckled with the front gland.

[0014] Further, the buckle comprises a buckle plate, both ends of the buckle plate are rotatably connected on the side plates of the frame body, the upper end of the buckle plate is provided with a spring fixedly connected, one end of the spring is fixedly connected on the buckle plate, the other end of the spring is fixedly connected on the top plate of the frame body, and the lower end of the buckle plate is provided with a clamping groove.

[0015] Both ends of the front gland are rotatably connected on the side plates of the frame body, the top end of the front gland is provided with a clamping strip, and the clamping strip is clamped with the clamping groove.

[0016] The front gland is provided with two clamping arms at the corresponding positions of the test tubes, clamping tension springs are fixedly connected between the two clamping arms, the clamping arms are rotatably connected on the stand column, and the stand column is fixedly connected on the gland frame.

[0017] Further, both ends of the front gland are provided with arc-shaped limiting grooves, and the side plates of the frame body are provided with protrusions which are slidably connected with the arc-shaped limiting grooves.

[0018] A limiting column is arranged between the two clamping arms, and the limiting column is fixedly connected on the gland frame.

[0019] Compared with the prior art, the beneficial technical effects of the utility model are as follows:

[0020] 1) The utility model discloses, not only can make the shaking table 360 ° non-stop rotation, and brake assembly can guarantee that the shaking table can rotate arbitrary angle stop, and can control the shaking table reciprocating swing in arbitrary angle range, guarantee the effect of shaking, shake even.

[0021] 2) The utility model discloses, in the brake assembly, photoelectric switch and detection disc can effectively feedback shaking table real-time position and determine the origin.

[0022] 3) The utility model discloses, install the liquid guide groove on the shaking table, can prevent the splashing in the process of pouring, played the drainage and buffer effect.

[0023] 4) The utility model discloses, the shaking table is equipped with locking device, and the operator can install test tube and then locks test tube through buckle, guarantees that test tube does not loosen in the rotation process, and does not fall off. DRAWINGS

[0024] The utility model will be further described in connection with the drawings.

[0025] Figure 1 It is the front view of the utility model shaking table device assembly Figure 1 ;

[0026] Figure 2 It is the front view of the utility model shaking table device assembly Figure 2 ;

[0027] Figure 3 It is the front view of the utility model shaking table device assembly Figure 3 ;

[0028] Figure 4 It is the structure diagram of the utility model shaking table device assembly Figure 1 ;

[0029] Figure 2 It is the structure diagram of the utility model shaking table device assembly Figure 6 ;

[0030] Figure 7 It is the origin detection assembly structure diagram of the utility model shaking table device assembly;

[0031] Figure 8 It is the buckle and front gland structure diagram of the utility model shaking table device assembly;

[0032] Figure 9 It is the front gland structure diagram of the utility model shaking table device assembly;

[0033] Figure 10 It is the column, limit post and clamping tension spring structure diagram of the utility model shaking table device assembly;

[0034] Figures 1 to 4 It is the structure diagram of the limiting column and the clamping arm in the rocking bed device assembly of the utility model.

[0035] Mark explanation: 1, base; 1-1, bottom base plate; 1-2, first side plate; 1-3, second side plate; 2, drive mechanism; 2-1, motor; 2-2, driving pulley; 2-3, driven pulley; 2-4, synchronous belt; 3, locking device; 3-1, front gland; 3-1-1, clamping strip; 3-1-2, arc limiting groove; 3-1-3, clamping arm; 3-1-4, stand; 3-1-5, limiting column; 3-1-6, clamping tension spring; 3-1-7, gland frame; 3-2, buckle; 3-2-1, buckle plate; 3-2-2, spring; 3-2-3, clamping groove; 4, rocking bed; 4-1, frame body; 4-2, rotating shaft; 4-3, liquid guide groove; 5, test tube; 6, origin detection assembly; 6-1, detection disc; 6-1-1, light transmission structure; 6-2, photoelectric switch; 7, brake assembly; 8, electromagnet; 9, conductive slip ring. DETAILED DESCRIPTION

[0036] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and examples.

[0037] As Figure 3 shown, a rocking bed device assembly is disclosed in the embodiment, which comprises a base 1, the base 1 is rotationally connected with a rocking bed 4, the rocking bed 4 comprises a frame body 4-1, a plurality of test tubes 5 are arranged in the frame body 4-1, the frame body 4-1 is provided with a locking device 3 for clamping the test tubes 5, both ends of the frame body 4-1 are fixedly connected with rotating shafts 4-2, one of the rotating shafts 4-2 is provided with a brake assembly 7; the other rotating shaft 4-2 is provided with an origin detection assembly 6, and the rotating shaft 4-2 is power-connected with a drive mechanism 2, and the drive mechanism 2 is arranged on the base 1. The drive mechanism 2 and the origin detection assembly 6 are electrically connected with an external controller, and when working, the origin detection assembly 6 transmits the detected origin positioning information to the external controller, and the external controller issues instructions to control the required rotating angle of the drive mechanism 2.

[0038] As Figure 4 and Figures 4 to 6 shown, the base 1 comprises a bottom base plate 1-1, the bottom base plate 1-1 is provided with a drive mechanism 2, both ends of the bottom base plate 1-1 are provided with a first side plate 1-2 and a second side plate 1-3, and the first side plate 1-2 and the second side plate 1-3 are rotationally connected with the rotating shafts 4-2 respectively.

[0039] A plurality of liquid guide grooves 4-3 are arranged on the frame body 4-1, and the positions of the liquid guide grooves 4-3 correspond to the test tubes 5. When liquid pouring is performed, the liquid guide grooves 4-3 can prevent splashing during liquid pouring and play a role of drainage and buffering. In this embodiment, the frame body 4-1 adopts a hollow structure, which can reduce the overall weight.

[0040] The driving mechanism 2 comprises a motor 2-1 arranged on the bottom base plate 1-1, and an output end of the motor 2-1 is provided with a driving pulley 2-2. The driving pulley 2-2 is connected with a driven pulley 2-3 through a synchronous belt 2-4, and the driven pulley 2-3 is fixedly connected with the rotating shaft 4-2. When the motor 2-1 is started, the driving pulley 2-2 drives the driven pulley 2-3 and the rotating shaft 4-2 to rotate through the synchronous belt 2-4, and then drives the frame body 4-1 to rotate, thereby realizing the oscillation and shaking of the test tubes 5.

[0041] The brake assembly 7 comprises a band brake 7-1, the band brake 7-1 is electrically connected with an external controller, the band brake 7-1 is tightly matched with the rotating shaft 4-2, and the band brake 7-1 is fixedly connected with the first side plate 1-2. In this embodiment, the band brake 7-1 is connected with an external power supply, and when the band brake 7-1 tightly matches with the rotating shaft 4-2, the rotating frame body 4-1 can be braked.

[0042] As shown in Figure 5 The original point detection assembly 6 comprises a detection disc 6-1 and a photoelectric switch 6-2, the detection disc 6-1 is fixedly connected with the rotating shaft 4-2, and the photoelectric switch 6-2 is fixedly connected with the second side plate 1-3. The detection disc 6-1 and the photoelectric switch 6-2 are used in cooperation, which can effectively feed back the real-time position of the shaking table and determine the original point. In this embodiment, the photoelectric switch 6-2 is a groove type photoelectric switch.

[0043] In this embodiment, the motor 2-1 is a stepping motor, and the motor 2-1, the detection disc 6-1 and the photoelectric switch 6-2 are electrically connected with an external controller. The detection disc 6-1 is provided with a light-transmitting structure 6-1-1, the light-transmitting structure 6-1-1 is a light-transmitting groove, and when the light-transmitting structure 6-1-1 is located at the original point position of the motor 2-1, i.e. the starting position when the motor 2-1 is static, the light signal emitted by the photoelectric switch 6-2 passes through the light-transmitting structure 6-1-1 and is received by the photoelectric switch 6-2. When the motor 2-1 rotates, the detection disc 6-1 rotates with the rotating shaft 4-2, and the photoelectric switch 6-2 can determine that a full rotation is completed once the light signal passing through the light-transmitting structure 6-1-1 is detected, that is, the motor 2-1 returns to the zero position again. Moreover, the controller can control the rotation angle of the motor 2-1 according to the signal received by the photoelectric switch 6-2.

[0044] As shown in Figures 7 to 10As shown, the frame body 4-1 is provided with a plurality of electromagnets 8, the electromagnets 8 are arranged on one side of the test tube 5, and the electromagnets 8 correspond to the test tube 5 one by one. The electromagnets 8 generate a magnetic field after being energized, and the magnetic field acts on the reagent in the test tube 5. It is commonly used in magnetic bead method nucleic acid extraction experiment. Its purpose is to extract, enrich and purify virus nucleic acid in various types of biological samples.

[0045] The electromagnet 8 is connected with the external power supply through the conductive slip ring 9, and the conductive slip ring 9 is arranged on the rotating shaft 4-2. Specifically, the conductive slip ring 9 includes a stator and a rotor, the rotor can rotate 360 degrees relative to the stator, and the two are electrically connected, the stator is connected with the stator wire, and the rotor is connected with the rotor wire, the stator of the conductive slip ring 9 is fixedly connected with the second side plate 1-3, and the stator wire is connected with the external power supply; the rotor of the conductive slip ring 9 is fixedly connected with the rotating shaft 4-2 and rotates synchronously with the rotating shaft 4-2, and the rotor wire is connected with the electromagnet 8. By means of the conductive slip ring 9, the electromagnet 8 rotating synchronously with the frame body 4-1 is continuously powered.

[0046] As shown in Figures 1 to 10 The locking device 3 includes a front gland 3-1 and a buckle 3-2, and the buckle 3-2 is tightly matched with the front gland 3-1 to ensure that the test tube 5 will not loosen and fall off during rotation.

[0047] The buckle 3-2 includes a buckle plate 3-2-1, both ends of the buckle plate 3-2-1 are rotatably connected to the side plates of the frame body 4-1 through pin shafts, the lower end of the buckle plate 3-2-1 is provided with a clamping groove 3-2-3, and the upper end of the buckle plate 3-2-1 is provided with a spring 3-2-2. One end of the spring 3-2-2 is fixedly connected to the buckle plate 3-2-1, and the other end of the spring 3-2-2 is fixedly connected to the frame body 4-1 at the top.

[0048] Both ends of the front gland 3-1 are rotatably connected to the side plates of the frame body 4-1 through pin shafts, both ends of the front gland 3-1 are provided with arc-shaped limiting grooves 3-1-2, and the side plates of the frame body 4-1 are provided with protrusions in sliding connection with the arc-shaped limiting grooves 3-1-2. The arc-shaped limiting grooves 3-1-2 limit the rotation amplitude of the front gland 3-1. The top end of the front gland 3-1 is provided with a clamping strip 3-1-1, and the clamping strip 3-1-1 is clamped and matched with the clamping groove 3-2-3.

[0049] The front gland 3-1 is provided with clamping arms 3-1-3 at positions corresponding to the test tubes 5, and each test tube 5 is provided with two clamping arms 3-1-3, and the clamping arms 3-1-3 are provided with arc-shaped clamping surfaces with anti-skid patterns for clamping the test tubes 5. The clamping arms 3-1-3 are rotationally connected to the vertical columns 3-1-4, and the vertical columns 3-1-4 are fixedly connected to the gland frame 3-1-7. The clamping arms 3-1-3 are fixedly connected with clamping tension springs 3-1-6, and the elastic force of the clamping tension springs 3-1-6 can clamp the test tubes 5. The clamping arms 3-1-3 are also provided with limiting columns 3-1-5 fixedly connected to the gland frame 3-1-7, and when the clamping arms 3-1-3 are not in contact with the test tubes 5, the limiting columns 3-1-5 can prevent the clamping arms 3-1-3 from closing due to the elastic force of the clamping tension springs 3-1-6, so that the clamping arms 3-1-3 still maintain a certain opening angle, thereby facilitating clamping of the test tubes 5 next time.

[0050] When it is needed to clamp the test tubes 5, the test tubes 5 are first inserted into the bottom, the front gland 3-1 is rotated inward, and the clamping strip 3-1-1 of the front gland 3-1 is inserted into the clamping groove 3-2-3 of the buckle 3-2, the clamping strip 3-1-1 is squeezed into the inner side of the clamping groove 3-2-3, and then the clamping plate 3-2-1 is rotated inward and upward, and the spring 3-2-2 is compressed, the clamping strip 3-1-1 is squeezed into the inner side of the clamping groove 3-2-3, and then the clamping plate 3-2-1 can be buckled to the front gland 3-1 under the elastic force of the spring 3-2-2, so as to prevent the front gland 3-1 from bouncing out. At the same time, the clamping arms 3-1-3 corresponding to the test tubes 5 are opened under the pressure, and the test tubes 5 are clamped under the elastic force of the clamping tension springs 3-1-6, so as to prevent the test tubes 5 from shaking.

[0051] As shown in ​ The use process of the utility model is as follows:

[0052] Firstly, the rotation angle and rotation speed parameters are set on the controller in advance, and the rotation speed parameter is ensured to be within the limited rotation speed, so that the solvent in the test tube 5 cannot be uniformly shaken due to the centrifugal force. The test tubes 5 are installed on the frame body 4-1, and the front gland 3-1 is covered, and the test tubes 5 are locked through the buckle 3-2. The motor 2-1 is started, the driving pulley 2-2 drives the driven pulley 2-3 and the rotating shaft 4-2 through the synchronous belt 2-4, and then drives the frame body 4-1 to rotate 360° without stopping, and the controller can judge the rotation times and the original position of the motor 2-1 according to the light signal received by the photoelectric switch 6-2 through the light transmission structure 6-1-1, and the final rotation angle of the motor 2-1 can be controlled by controlling the step number of the motor 2-1, so as to realize the shaking and uniform shaking of the test tubes 5, and when it is needed to stop, the brake 7-1 is started to brake the frame body 4-1.

[0053] In addition, the controller can also be used to set parameters, so that the shaking table reciprocatingly swings within any angle range, so as to ensure the shaking and uniform shaking effect.

[0054] The above-described embodiments are merely preferred modes of the present application, and are not intended to limit the scope of the present application. Various modifications and improvements to the technical solutions of the present application made by those of ordinary skill in the art without departing from the design spirit of the present application shall fall within the scope of protection of the present application as defined by the claims.

Claims

1. A shaker device assembly comprising a base (1) on which a shaker (4) is rotatably connected, characterized in that: The shaking table (4) comprises a frame body (4-1), a plurality of test tubes (5) are arranged in the frame body (4-1), a locking device (3) for clamping the test tubes (5) is arranged on the frame body (4-1), rotating shafts (4-2) are fixedly connected to both ends of the frame body (4-1), a brake assembly (7) is arranged on one of the rotating shafts (4-2), an origin detection assembly (6) is arranged on the other rotating shaft (4-2), and the rotating shaft (4-2) is power-connected with a driving mechanism (2); the driving mechanism (2) and the origin detection assembly (6) are electrically connected with an external controller. The driving mechanism (2) and the origin detection assembly (6) are electrically connected with an external controller.

2. The shaker device assembly of claim 1, wherein: The base (1) comprises a bottom base plate (1-1), first and second side plates (1-2) and (1-3) are arranged at both ends of the bottom base plate (1-1), and the first and second side plates (1-2) and (1-3) are rotationally connected with the rotating shafts (4-2) respectively. The driving mechanism (2) is arranged on the bottom base plate (1-1).

3. The shaker device assembly of claim 2, wherein: The brake assembly (7) comprises a brake (7-1) which is tightly matched with the rotating shaft (4-2) and is fixedly connected to the first side plate (1-2).

4. The shaker device assembly of claim 2, wherein: The origin detection assembly (6) comprises a detection disc (6-1) and a photoelectric switch (6-2), the detection disc (6-1) is fixedly connected to the rotating shaft (4-2), the photoelectric switch (6-2) is fixedly connected to the second side plate (1-3), and the detection disc (6-1) and the photoelectric switch (6-2) are matched with each other. The detection disc (6-1) is provided with a light-transmitting structure (6-1-1).

5. The shaker device assembly of claim 1, wherein: The driving mechanism (2) comprises a motor (2-1) which is arranged on the base (1), an output end of the motor (2-1) is provided with a driving pulley (2-2), the driving pulley (2-2) is power-connected with a driven pulley (2-3) through a synchronous belt (2-4), and the driven pulley (2-3) is fixedly connected to the rotating shaft (4-2).

6. The shaker device assembly of claim 1, wherein: A plurality of electromagnets (8) are arranged on the frame body (4-1), the electromagnets (8) are arranged on one side of the test tubes (5), the electromagnets (8) correspond to the test tubes (5) one by one, the electromagnets (8) are connected with an external power supply through a conductive slip ring (9), and the conductive slip ring (9) is arranged on the rotating shaft (4-2).

7. The shaker device assembly of claim 1, wherein: A plurality of liquid guide grooves (4-3) are arranged on the frame body (4-1), and the positions of the liquid guide grooves (4-3) correspond to the test tubes (5).

8. The shaker device assembly of claim 1, wherein: The locking device (3) comprises a front gland (3-1) and a buckle (3-2) ， The buckle (3-2) is tightly matched with the front gland (3-1).

9. The shaker device assembly of claim 8, wherein: The buckle (3-2) comprises a buckle plate (3-2-1), both ends of the buckle plate (3-2-1) are rotatably connected to the side plates of the frame body (4-1), the upper end of the buckle plate (3-2-1) is provided with a spring (3-2-2) fixedly connected thereto, one end of the spring (3-2-2) is fixedly connected to the buckle plate (3-2-1), the other end of the spring (3-2-2) is fixedly connected to the top plate of the frame body (4-1), and the lower end of the buckle plate (3-2-1) is provided with a clamping groove (3-2-3); Both ends of the front gland (3-1) are rotatably connected to the side plates of the frame body (4-1), the top end of the front gland (3-1) is provided with a clamping strip (3-1-1), and the clamping strip (3-1-1) is clamped and matched with the clamping groove (3-2-3); The front gland (3-1) is provided with two clamping arms (3-1-3) at the corresponding position of the test tube (5), a clamping tension spring (3-1-6) is fixedly connected between the two clamping arms (3-1-3), the clamping arms (3-1-3) are rotatably connected to the stand column (3-1-4), and the stand column (3-1-4) is fixedly connected to the gland frame (3-1-7).

10. The shaker device assembly of claim 9, wherein: Both ends of the front gland (3-1) are provided with arc-shaped limiting grooves (3-1-2), and the side plates of the frame body (4-1) are provided with protrusions in sliding connection with the arc-shaped limiting grooves (3-1-2); The two clamping arms (3-1-3) are provided with a limiting column (3-1-5) therebetween, and the limiting column (3-1-5) is fixedly connected to the gland frame (3-1-7).

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