CN209997547U

CN209997547U - kinds of biological detection equipment and shaking table thereof

Info

Publication number: CN209997547U
Application number: CN201920158983.XU
Authority: CN
Inventors: 卢英明; 李文涵; 余翠翠
Original assignee: Guangzhou Oumeng Weiyi Medical Laboratory Co ltd
Current assignee: Hangzhou Oumeng Weiyi Medical Laboratory Co ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-01-31
Anticipated expiration: 2029-01-28

Abstract

The utility model relates to an biological detection equipment and shaking table thereof, wherein, the shaking table, including the mixing machine, configure to and produce the swing effort to and shaking table tray, configure to and bear the weight of the reaction tank, wherein, the shaking table tray with the mixing machine can dismantle the connection, the shaking table that this application provided can be adapted to single membrance groove or integral membrance groove, can be convenient for the bulk removal membrance groove with shaking table main part separation, simple structure, easy operation.

Description

kinds of biological detection equipment and shaking table thereof

Technical Field

The invention relates to a biological detection and analysis device, in particular to biological detection devices and a shaking table thereof.

Background

For example, Western blotting analysis is performed using common biological assay devices that utilize specific immunoreactions of antibodies with target proteins attached to test membrane strips.

However, the prior art oscillation systems have the disadvantages of complex structure and inconvenient operation, and thus, oscillation systems with more reasonable structure and more convenient operation are needed in the art.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides shaking tables, which comprise a mixing machine and a shaking table tray, wherein the mixing machine is configured to generate a swinging acting force, the shaking table tray is configured to bear a reaction tank, and the shaking table tray is detachably connected with the mixing machine.

The rocking platform as described above, wherein the rocking platform tray comprises: a base plate; edges, including long edges and short edges, respectively arranged around the bottom plate; and the positioning connecting piece is arranged on the back surface of the bottom plate.

The rocking platform as described above, wherein the positioning connector is a positioning pin or a positioning shaft.

The rocking platform as described above, wherein the rocking platform tray further comprises or more position-limiting strips disposed on the front surface of the bottom plate and configured to limit the position of the reaction tank.

The rocking platform as described above, wherein the rocking platform tray further comprises or more stops disposed on the long edge configured to define the position of the reaction channel.

The rocking platform as described above, wherein the platform tray further comprises or more protrusions disposed on the outside of the long edge.

The rocking platform described above, wherein the tab further comprises a notch configured to receive a finger.

The shaking table as described above, wherein the mixer comprises a rocker arm shaft connected with the shaking table tray and configured to generate a shaking action force, shaft support seats disposed at both ends of the rocker arm shaft and configured to support the rocker arm shaft to rotate, and a power source contacting with the rocker arm shaft and configured to provide power, wherein the rocker arm shaft is "L" shaped and comprises an th side and a second side, wherein the shaft support seats are disposed at both ends of the th side of the rocker arm shaft, and the power source contacts with the second side of the shaft support seats.

The rocking chair as described above, wherein the rocking arm shaft comprises or more positioning holes on the th side configured to connect with the tray positioning connectors.

The rocking platform as described above, wherein the positioning hole comprises a wear-resistant sleeve.

The rocking platform as described above, wherein the blender further includes a dampening ring disposed on the second side of the rocker shaft configured to reduce vibration during rocking of the rocker shaft.

The rocking bed as described above, wherein the power source comprises: a motor configured to provide power; a crankshaft connected to the motor output shaft and configured to push the rocker shaft; and a detecting device configured to detect the rotational position of the crankshaft.

The rocking platform as described above, wherein the detection device comprises: an optocoupler switch; and a catch disposed on the crankshaft and configured to be away from or close to the opto-coupler switch.

The swing as described above, wherein the power source further comprises or more bearings disposed on the crankshaft and in contact with the damping ring.

The rocking platform of any preceding claim, wherein the blender further comprises a support structure coupled to the axle support configured to provide support.

The rocking platform as described above, wherein the blender further comprises a connector plate coupled to the support structure.

The rocking platform as described above, wherein the mixer inlet further comprises a guiding groove disposed on the support structure and nested with the shaft support.

According to another aspect of the present application, there are biological test devices, including a rocking platform as described above.

The shaking table that this application provided can be adapted to single membrane tanks or integral membrane tanks, can be convenient for the bulk movement membrane tank with shaking table main part separation, simple structure, easily operation.

Drawings

A preferred embodiment of the present invention will now be described in further detail at with reference to the accompanying drawings, in which:

FIGS. 1A and 1B are perspective views of exemplary rocking platforms according to the present application;

FIG. 2 is an exploded view of an embodiment of a swing bed according to the present application;

FIGS. 3A-3C are schematic views of a tray according to embodiments of the present application

Fig. 4A and 4B are schematic views of a mixer according to embodiments of the present application;

FIG. 5 is an exploded view of a mixer according to embodiments of the present application, an

Fig. 6 is an exploded view of exemplary power sources according to the present application.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are partial embodiments of of the present invention, rather than all embodiments.

In the following detailed description, reference is made to the accompanying drawings that form a part hereof, and in which is shown by way of illustration specific embodiments in which like numerals may be used to describe substantially similar components in various figures.

With the increasing market demand, single incubators (hereinafter referred to as "single membrane tanks") are also developed and used, and users can select the number of membrane tanks according to needs, so that waste can be avoided, and thus the single membrane tanks are more and more accepted by the market.

In order to overcome the above difficulties, the present application provides detachable shaking tables, which can move a plurality of single membrane slots in their entirety , thereby improving the utilization efficiency of the device according to embodiments of the present application, the shaking tables can further include a position-limiting bar for limiting the position of the single membrane slots, thereby facilitating the placement of the single membrane slots.

The present invention is further illustrated at by the following specific examples it will be appreciated by those skilled in the art that the following descriptions are only provided to facilitate the understanding of the present invention and should not be used to limit the scope of the present invention.

FIGS. 1A and 1B are perspective views of a rocking platform according to embodiments of the present application, FIGS. 1A and 1B are perspective views of the rocking platform in different directions showing the overall shape thereof, and FIG. 2 is an exploded view of the rocking platform according to embodiments of the present application showing the mounting positions of the components of the rocking platform.

As shown, the rocking platform 100 comprises a tray 101 and a mixer 102, wherein the tray 101 is positioned above the mixer 102, the mixer 102 is used for generating a swinging force, the tray 101 is swung under the swinging force after being subjected to the swinging force, or more reaction tanks (such as an incubation tank) can be placed on the tray 101, the swinging of the tray can enable the reaction tanks to swing correspondingly, and the tray can be detachably arranged on the mixer according to embodiments of the present application.

Fig. 3A-3C are schematic views of a tray according to embodiments of the present application, fig. 3A is a front view of the tray showing its frontal shape, and fig. 3B and 3C are two-directional perspective views of the tray showing its overall shape.

As shown, the tray 101 is generally rectangular in shape and comprises

edges

301 and 304 and a bottom plate 305, wherein the

edges

301 and 304 are disposed around the bottom plate 305 and form grooves together with the bottom plate for accommodating or more reaction tanks to prevent the reaction tanks from falling off during swinging, the edges 303 can be clamped with the clamped edges of the reaction tanks to reinforce the connection therebetween according to embodiments, and the bottom plate 305 can be a hollowed-out plate according to embodiments, for example, comprising a plurality of openings.

According to embodiments of the present application, the tray further comprises or more spacing bars 306 disposed on the bottom plate 305 for defining the positions of the reaction wells, facilitating the placement of the plurality of single reaction wells, and not affecting the placement of the entire reaction wells, according to embodiments of the present application, the spacing bars are spaced at an xxmm distance, according to embodiments of the present application, the spacing bars are xxmm wide, according to another embodiments of the present application, the tray further comprises or more spacing stages 307, which may be disposed on the rim 301 or the rim 303 for defining the positions of the reaction wells, facilitating the placement of the plurality of single reaction wells, and not affecting the placement of the entire reaction wells, according to embodiments of the present application, the spacing bars and the bottom plate may be molded .

According to embodiments of the present application, the tray 101 further comprises or more positioning connectors 308 disposed on the back of the tray for positioning connection of the tray to the mixer, as will be appreciated by those skilled in the art, the side of the tray where the reaction tank is located is the front side, according to embodiments of the present application, the positioning connectors are connected to the bottom plate by screws, as will be appreciated by those skilled in the art, the connection by screws is only embodiments, and other embodiments known in the art can be applied to the present invention.

According to embodiments of the present application, the tray 101 can further include

protrusions

309 and 310 disposed at the outer sides of the edges 303. as shown in the drawings, the protrusions include

notches

311 and 312, which are shaped as circular arcs and match the size of fingers to facilitate removal or movement of the tray.

Fig. 4A and 4B are schematic views of a mixer according to embodiments of the present application, fig. 4A and 4B are perspective views of the mixer in two directions, respectively, showing the overall shape thereof, fig. 5 is an exploded view of the mixer according to embodiments of the present application, showing the mounting positions of the components.

As shown, the mixer 102 includes a rocker shaft 401 configured to engage and oscillate a tray, according to the embodiments of the present application, the rocker shaft 401 is "T" shaped, including a th edge 4011 and a second edge 4012, an th edge 4011 configured to engage a tray, and a second edge 4012 configured to oscillate a tray, according to the embodiments of the present application, the rocker shaft 401 includes or more alignment holes 4013 disposed on the th edge 4011 of the rocker shaft configured to engage alignment connectors 308 on the tray 101. according to the embodiments of the present application, the alignment holes may include commercially available bushings 4014 therein configured to reduce wear between the alignment connectors and the alignment holes, thereby increasing the useful life of the device and prolonging maintenance time.

According to embodiments of the present application, blender 102 may further include shaft supports 402, 403 coupled to ends of rocker shaft 401 at side 4011 to allow side 4011 to pivot along the shaft supports and correspondingly, rocker shaft 401 at second side 4012 may pivot about side 4011 to allow the tray to pivot.

According to embodiments of the present application, the mixer 102 may further include a support structure coupled to the shaft supports 402, 403 for supporting the shaft supports, rocker shafts, trays, etc. as shown, the support structure may be support

posts

404 and 405 or support plates 406. specifically, the

support posts

404 and 405 support both ends of the shaft support 402, respectively, and the support plates 406 are in full contact with the shaft supports 403. according to embodiments of the present application, the support posts are the same length as the support plates.

According to embodiments of the present application, the mixer 102 may further include a power source 407 disposed on the support plate 406 and in contact with the rocker shaft second edge 4012 for pushing or retracting the rocker shaft second edge 4012 to cause rocking of the rocker shaft 401. according to embodiments of the present application, the power source may be a pneumatic cylinder, a hydraulic cylinder, a rack and pinion, a worm gear, or the like.

According to embodiments of the present application, blender 102 may further include a dampening ring 408 coupled to rocker shaft second side 4012 and in contact with power source 407 for reducing vibration during rocking of the rocker shaft, thereby smoothing rocking of tray 101. according to embodiments of the present application, the dampening ring may itself have a resiliency of . according to embodiments of the present application, the dampening ring may be integrally formed with rocker shaft .

According to embodiments of the present application, the mixer 102 can also include an attachment plate 409 that is attached to the support structure for attaching the mixer to the biological testing device according to embodiments of the present application, the mixer can also not include an attachment plate that can be directly attached to the biological testing device via the support structure.

According to embodiments of the present application, the mixer 102 may further include a guiding gutter 410, which is disposed on the support structure and is nested with the shaft support base, and may be used to receive the liquid overflowing during the swing of the reaction tank on the tray.

The technical scheme of the power source is detailed below through specific embodiments. It should be understood by those skilled in the art that the following examples are only for illustrating the technical solutions of the present application and are not limiting.

Fig. 6 is an exploded view of a power source according to an embodiment of the present application showing the connection and location of the various components.

As shown, the power source 407 includes a motor 601 for outputting torque to provide power, and as shown, is coupled to the support plate 406 by a motor bracket 602, which may be fixed to the underside of the rocker shaft 401. according to embodiments of the present application, the motor may be a stepper motor.

Step , the power source 407 may further include a crankshaft connected to the output shaft of the motor and contacting the damping ring 408 for controlling the second side 4012 of the rocker shaft to swing up and down, specifically, the crankshaft is "L" shaped and includes a connecting block 603 and a connecting shaft 604, the connecting shaft 604 contacts the damping ring and is connected to an end of the connecting block, and the output shaft of the motor is connected to the connecting block (e.g., a midpoint).

According to embodiments of the present application, in order to facilitate relative movement between the connecting shaft and the damping ring and reduce friction of the movement between the connecting shaft and the damping ring, the power source may further include or more bearings 605 disposed on the connecting shaft and contacting the damping ring.

According to embodiments of the present application, the power source 407 can further include a detecting device, which can detect the position of the crankshaft, and further can determine the position of the tray, according to embodiments of the present application, the detecting device includes a blocking piece 606 and an optical coupling switch 607, wherein the blocking piece is disposed on the connecting block 603, and is used for being close to or far away from the optical coupling switch, and further determining the position of the tray through the state of the optical coupling switch.

The rocking motion of the rocking platform of the present application, which is described herein, is very advantageous for precisely controlling the rocking motion of the entire apparatus, and more importantly, although the rotation of the motor can be precisely controlled by the photoelectric switch associated with the motor, there may be some errors of the orientation of after the rocking of the tray is stopped, the tray should stay at fixed positions to facilitate the aspiration and/or filling of the pipetting device from the reaction well on the tray, which facilitates the positioning of the pipetting tip of the pipetting device at the highest position of the pipetting device, which is not as easy as possible for the pipetting tip of the pipetting device to be positioned at the lowest position of the pipetting tip of the pipetting device, which facilitates the positioning of the pipetting device at the highest position of the pipetting device, which is not as the pipetting tip of the pipetting device can be positioned at the lowest position of the pipetting device, which is not as easy as the pipetting tip of the pipetting device is positioned at the lowest position of the pipetting device, which is positioned at the pipetting tip of the pipetting device, which is positioned at the pipetting device, which is not as easy as the pipetting device is positioned at the lowest position of the pipetting device, which it is positioned at the pipetting device, and which it is positioned at the pipetting device, which is positioned at the optimal for the pipetting tip of the pipetting device, which is positioned at the pipetting device, which is not easy to be positioned at the pipetting device, and which is positioned at the point of the pipetting device, which is positioned at the pipetting device, which.

Secondly, the swing control mode of the crankshaft is simple and easy to control, and complex swing modes can be conveniently realized. According to the required swing mode, the position of the crankshaft and the rotating speed of the motor can be designed, so that the amplitude and the frequency of the up-and-down movement of the contact point of the crankshaft and the damping ring meet the requirements of the swing mode. Moreover, only the crankshaft needs to be replaced for different oscillation modes without changing other parts of the biological detection apparatus.

The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the scope of the present invention, and therefore, all equivalent technical solutions should fall within the scope of the present invention.

Claims

A rocking platform of the species , comprising:

a mixer configured to generate a swinging force; and

a shaker tray configured to carry a reaction tank;

wherein, the shaking table tray with the mixer can be dismantled and be connected.
2. The rocking platform of claim 1, wherein the rocking platform tray comprises:

a base plate;

edges, including long edges and short edges, respectively arranged around the bottom plate; and

and the positioning connecting piece is arranged on the back surface of the bottom plate.
3. The swing according to claim 2, wherein the positioning connector is a positioning pin or a positioning shaft.
4. The rocking platform of claim 2, wherein the platform tray further comprises or more retaining strips disposed on the front surface of the base plate and configured to define the reaction well location.
5. The rocking platform of claim 2, wherein the platform tray further comprises or more stops disposed on the long edge configured to define the position of the reaction channel.
6. The swing according to claim 2, wherein the swing tray further comprises or more protrusions disposed on the outside of the long edge.
7. The swing according to claim 6, wherein the tab further comprises a notch configured to receive a finger.
8. The rocking bed of claim 1, wherein the mixer comprises:

a rocker shaft coupled to the shaker tray and configured to generate a rocking force;

a shaft support base provided at both ends of the rocker shaft and configured to support the rotation of the rocker shaft; and

a power source in contact with the rocker shaft configured to provide power;

the rocker arm shaft is L-shaped and comprises an th edge and a second edge, wherein the shaft supporting seat is arranged at two ends of the th edge of the rocker arm shaft, and the power source is in contact with the second edge of the shaft supporting seat.
9. The swing according to claim 8, wherein the rocker shaft includes or more locating holes on the side configured to engage the tray locating connector.
10. The swing according to claim 9, wherein the alignment hole comprises a wear resistant bushing.
11. The swing according to claim 8, wherein the blender further comprises a dampening ring disposed on the second side of the rocker shaft configured to reduce vibration during rocking of the rocker shaft.
12. The swing according to claim 11, wherein the power source comprises:

a motor configured to provide power;

a crankshaft connected to the motor output shaft and configured to push the rocker shaft; and

a detecting device configured to detect the rotational position of the crankshaft.
13. The rocking platform of claim 12, wherein the detection means comprises:

an optocoupler switch; and

a catch disposed on the crankshaft and configured to be distal from or proximate to the opto-coupler switch.
14. The swing according to claim 12, wherein the power source further comprises or more bearings disposed on the crankshaft and in contact with the shock ring.
15. The swing according to claim 8, wherein the blender feeder further comprises a support structure coupled to the axle support configured to provide support.
16. The swing according to claim 15, wherein the blender feeder further comprises an attachment plate coupled to the support structure.
17. The swing according to claim 15, wherein the blender feeder further comprises a chute configured on the support structure and nested with the axle support.
18, biological test device, comprising a rocking platform according to any of claims 1-17 to .