CN217189210U - Three-dimensional composite oscillating shaking table - Google Patents

Abstract

The utility model relates to a three-dimensional composite oscillating table, which comprises a base, a motion unit and a tray; the motion unit comprises a plane motion assembly, a swinging motion assembly and a rotary disc, the plane motion assembly is arranged on the base, the rotary disc is positioned above the plane motion assembly, and the plane motion assembly can drive the rotary disc to do plane reciprocating motion on a horizontal plane; the swinging motion assembly is arranged on the rotary disc, the tray is positioned at the upper end of the swinging motion assembly, and the swinging motion assembly can drive the tray to perform swinging motion on a vertical surface; the shaking table switching device has the advantages that the time for frequently switching among the shaking tables in different operation modes can be saved, the experiment time is greatly saved, the experiment efficiency is improved, one machine has multiple purposes, three types of shaking tables can be completely replaced by the same device, and the equipment purchasing cost and the maintenance cost are greatly saved.

Description

Three-dimensional composite oscillating shaking table

Technical Field

The utility model relates to a biomedical equipment technical field, concretely relates to three-dimensional compound shaking table that vibrates.

Background

A shaking table is a common laboratory device and belongs to a biochemical instrument. The method is widely applied to industries such as biological medicine, medical treatment and health, food processing, chemical energy, scientific research and education and the like, and is suitable for culture, fermentation, hybridization, biochemical reaction, enzyme tissue research and the like with higher requirements on temperature and oscillation frequency. Wide application range and high use frequency.

The shaking table that the experiment was used at present and all kinds of shaking tables that have sold on the market divide from the motion form mainly have plane reciprocating type (also called plane shaking table), wane formula (also called the bell shaking table), have also appeared a 3D shaking table (also called three-dimensional shaking table, universal shaking table) on the market in last two years, nevertheless above all listed kinds of shaking tables all exist: the function is the same, and the motion mode of shaking and frequency are single, and extravagant occupation experiment place, conversion utilization ratio and experimental inefficiency. For example, when an experiment is performed and the experiment is performed according to different requirements on oscillation modes and frequencies, an experimenter needs to use a planar shaking table to oscillate for a plurality of times, then the planar shaking table is turned to a pendulum shaking table to oscillate for a plurality of times, then the planar shaking table is turned to a 3D shaking table to oscillate for a plurality of times, and the experiment needs to be performed by switching to different shaking table equipment according to different motion modes. Like this same experiment, the laboratory will be equipped with multiple shaking table equipment and switch, causes experiment place and equipment purchase fund a large amount of wastes, and each equipment switches in-process equipment frequently to open and stop simultaneously and cause the excessive consumption of energy and time waste, seriously influences experiment and production efficiency. All the defects are not in accordance with the new development concept.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model provides a three-dimensional compound shaking table that vibrates to motion vibration mode is single among the solution prior art, needs to switch to different shaking table equipment to different motion modes and tests, seriously influences the technical problem who tests and production efficiency.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a three-dimensional composite oscillating table is characterized by comprising a base, a motion unit and a tray;

the motion unit comprises a plane motion assembly, a swinging motion assembly and a rotary disc, the plane motion assembly is arranged on the base, the rotary disc is positioned above the plane motion assembly, and the plane motion assembly can drive the rotary disc to do plane reciprocating motion on a horizontal plane; the swing motion assembly is arranged on the rotary disc, the tray is positioned at the upper end of the swing motion assembly, and the swing motion assembly can drive the tray to swing on a vertical surface.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the application provides a three-dimensional compound shaking table, by the reciprocating type vibration effect in plane of plane motion subassembly autonomous working realization, by the vibration effect that the pendulum model formula was realized in the motion subassembly autonomous working that sways, realize three-dimensional vibration effect by two kinds of motion subassemblies simultaneous workings, save the time of frequently switching between different operational mode shaking tables, save the experimental time by a wide margin, improve experimental efficiency.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the base includes bottom plate and shell, the shell cover is located on the bottom plate, the inside installation cavity that has of shell, the upper end of shell has the opening, the plane motion subassembly install in inside the installation cavity, the tray is located directly over the opening.

Furthermore, the plane motion assembly comprises at least two eccentric motion mechanisms and a first motor, each eccentric motion mechanism comprises a support and an eccentric shaft frame, the supports are fixedly installed on the bottom plate, the eccentric shaft frame comprises a connecting plate, a driving shaft and a driven shaft, the driving shaft and the driven shaft are respectively and fixedly connected to two sides of the connecting plate, the driving shaft and the driven shaft are eccentrically arranged, the driving shaft is rotatably installed at the upper end of the support, the driven shaft is rotatably connected with the lower end of the rotary disc, and the first motor is installed corresponding to any one of the eccentric motion mechanisms and used for driving the corresponding driving shaft to rotate.

Furthermore, the eccentric motion mechanism further comprises a first bearing and a second bearing, the support is a hollow support body with an opening at the upper end, the first motor is installed in the support, the first bearing is installed at the upper end of the support, the first motor is correspondingly connected with the driving shaft, and the driving shaft is rotatably connected with the support through the first bearing; the second bearing is installed at the lower end of the rotary disc, and the driven shaft is rotatably connected with the rotary disc through the second bearing.

Furthermore, the rotary disc is of a disc structure, and the eccentric motion mechanisms are uniformly distributed along the circumferential direction of the axis of the rotary disc.

Furthermore, the swinging motion assembly comprises a swinging rod, a swinging shaft, a swinging motion mechanism and a second motor, the swinging shaft is rotatably arranged on the rotary disc, the swinging rod is rotatably arranged on the swinging shaft, the tray is arranged at the upper end of the swinging rod, and the second motor drives the swinging rod to swing through the swinging motion mechanism.

Furthermore, a through hole is formed in the middle of the rotary disc, the lower end of the swing rod extends into the lower portion of the through hole, a long-strip-shaped driving hole is formed in the portion, close to the lower end, of the swing rod, the second motor is fixedly installed below the rotary disc through a motor support, the swinging motion mechanism comprises an eccentric wheel, a connecting shaft and a swinging bearing, one side of the eccentric wheel is fixedly connected to an output shaft of the second motor, the connecting shaft is eccentrically connected to the other side of the eccentric wheel, the swinging bearing is sleeved on the connecting shaft, and the swinging bearing is arranged in the driving hole.

Furthermore, the swinging motion assembly further comprises a supporting table, the supporting table is fixedly connected to the upper end of the swinging rod, and the tray is detachably mounted on the supporting table.

Further, the control unit comprises a control module arranged in the installation cavity, a display and an operation knob, wherein the display and the operation knob are positioned outside the shell, the first motor and the second motor are electrically connected with the control module, the operation knob is used for setting the starting and stopping states and the rotation rate of the first motor and the second motor, and the display is used for displaying the working state of the three-dimensional composite oscillation shaking table.

Further, the tray includes the disk body and install in the inside flexible glue cover of disk body, soft callus on the sole is installed to the lower extreme of bottom plate.

Drawings

FIG. 1 is a schematic view of an external structure of a three-dimensional composite oscillating table according to an embodiment of the present invention;

FIG. 2 is a sectional view of the internal structure of FIG. 1;

FIG. 3 is an exploded schematic view of the FIG. 1;

FIG. 4 is a schematic view of the structure and installation of the motion unit of FIG. 2;

FIG. 5 is an exploded view of the motion mechanism of FIG. 4;

FIG. 6 is an exploded schematic view of the planar motion assembly of FIG. 5;

fig. 7 is an exploded view of the rocking motion assembly of fig. 5.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under … …," "under … …," "under … …," "over … …," "over," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "below … …" and "below … …" can encompass both an orientation of up and down. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements. The "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have transmission of electrical signals or data therebetween.

As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

As shown in fig. 1-7, where the dashed lines in fig. 5 indicate the installation fit and the parts at the two ends of the dashed lines indicate the assembly correspondence.

The embodiment of the application discloses three-dimensional compound shaking table, including base 1, motion unit and tray 5.

The motion unit comprises a plane motion component 2, a swinging motion component 3 and a rotary disc 4, the plane motion component 2 is arranged on the base 1, the rotary disc 4 is positioned above the plane motion component 2, and the plane motion component 2 can drive the rotary disc 4 to do plane reciprocating motion on a horizontal plane; the swing motion assembly 3 is arranged on the rotary disc 4, the tray 5 is positioned at the upper end of the swing motion assembly 3, and the swing motion assembly 3 can drive the tray 5 to swing on a vertical surface.

In this embodiment, the base 1 includes a bottom plate 11 and a housing 12, the housing 12 covers the bottom plate 11, a mounting cavity is provided inside the housing 11, a circular opening is provided at the upper end of the housing 12, the planar moving component 2 is mounted inside the mounting cavity, and the tray 5 is located right above the opening.

In this embodiment, the planar motion assembly 2 includes three eccentric motion mechanisms 21, a first motor 22, a first bearing 23 and a second bearing 24, each of the eccentric motion mechanisms 21 includes a support 211 and an eccentric shaft bracket 212, the support 211 is a hollow bracket body having an opening at an upper end, the support 211 is fixedly mounted on the bottom plate 11, the eccentric shaft bracket 212 includes a connecting plate 213 and a driving shaft 214 and a driven shaft 215 respectively fixedly connected to two sides of the connecting plate 213, the driving shaft 214 and the driven shaft 215 are eccentrically arranged, the driving shaft 214 is rotatably mounted at the upper end of the support 211, the driven shaft 215 is rotatably connected to a lower end of the rotary disk 4, and the first motor 22 is mounted corresponding to one of the eccentric motion mechanisms 21 and is configured to drive the corresponding driving shaft 214 to rotate.

Specifically, the first bearing 23 is mounted at the upper end of the support 22, the first motor 22 is correspondingly connected with the driving shaft 214, and the driving shaft 214 is rotatably connected with the support 22 through the first bearing 23; the second bearing 24 is mounted at the lower end of the rotary disk 4, and the driven shaft 215 is rotatably connected with the rotary disk 4 through the second bearing 24.

Preferably, the rotary disk 4 is a disk structure, and the eccentric motion mechanisms 21 are uniformly distributed along the circumferential direction of the axis of the rotary disk 4.

An output shaft of the first motor 22 is connected with the eccentric motion mechanism 21 to form a turnover pair, according to the figure, the direction of a horizontal plane is defined as an XZ plane of a three-axis rectangular coordinate system, the vertical direction is defined as a Y axis, the first motor 22 drives the eccentric shaft bracket 212 to do 360-degree rotary motion around the Y axis on the XZ plane, the driving shaft 214 and the driven shaft 215 are eccentrically arranged, so that the driven shaft 215 can be driven to do rotary motion, the driven shaft 215 drives the rotary disc 4 to do plane reciprocating deflection motion according to a repeated track, and a plane oscillation effect is achieved.

The swing motion assembly 3 comprises a swing rod 31, a swing shaft 32, a swing motion mechanism 33 and a second motor 34, wherein the rotary disc is a linkage part driven by the plane motion assembly 2 and a bearing part of the swing motion assembly 3, the swing shaft 32 is rotatably arranged on the rotary disc 4, specifically, the rotary disc 4 is provided with a shaft seat 41, the upper end of the shaft seat 41 is matched with the swing shaft 32, the swing rod 31 is rotatably arranged on the swing shaft 32, the tray 5 is arranged at the upper end of the swing rod 31, and the second motor 34 is driven by the swing motion mechanism 33 to swing the swing rod 31.

A through hole 4a is formed in the middle of the rotary disk 4, the lower end of the swing rod 31 extends into the lower part of the through hole 4a, a long-strip-shaped driving hole 31a is formed in a part, close to the lower end, of the swing rod 31, the second motor 34 is fixedly installed below the rotary disk 4 through a motor support 341, the swinging mechanism 33 comprises an eccentric wheel 331, a connecting shaft 332 and a swinging bearing 333, one side of the eccentric wheel 331 is fixedly connected to an output shaft of the second motor 34, the connecting shaft 332 is eccentrically connected to the other side of the eccentric wheel 331, the swinging bearing 333 is sleeved on the connecting shaft 332, and the swinging bearing 333 is arranged in the driving hole 31 a.

The output shaft of the second motor 34 is connected with the swinging mechanism 33 to form a turnover pair, and the connecting shaft 332 and the output shaft of the second motor 34 are eccentrically arranged at the mounting positions on the two sides of the eccentric wheel 331, so that the output shaft of the second motor 34 rotates to drive the connecting shaft 332 to do rotary motion, and the swinging bearing 333 is arranged in the driving hole 31a, so that the swinging rod 31 does reciprocating swing around the swinging shaft at a certain angle, and the swinging and oscillating effect is realized.

Then, when the first motor 22 and the second motor 34 work simultaneously, the composite three-dimensional oscillation effect of plane oscillation and swing oscillation is realized.

The 3D shaking table on the market is transmitted through an inclined Y axis at present, and because the inclined angle and the deflection distance of the Y axis are fixed and unchanged, only one oscillation frequency exists, the plane reciprocating motion on the XZ plane and the swinging motion on the XY plane are respectively driven by two sets of independent motion assemblies, and then the motions of two different dimensions are combined to form the 3D motion.

In order to facilitate the installation of the tray 5, the swinging assembly 3 further comprises a supporting table 35, the supporting table 35 is fixedly connected to the upper end of the swinging rod 31, and the tray 5 is detachably installed on the supporting table 35.

In practical use of the present application, in order to facilitate real-time control of the operating states of the first motor 22 and the second motor 34 and visually understand the operating mode of the cradle, the three-dimensional composite oscillating cradle further includes a control unit 6, the control unit 6 includes a control module 61 disposed inside the installation cavity, a display 62 and an operation knob 63 disposed outside the housing 12, the first motor 22 and the second motor 34 are electrically connected to the control module 61, the operation knob 63 is used for setting the start-stop state and the rotation rate of the first motor 22 and the second motor 34, the display 62 is used for displaying the operating state of the three-dimensional composite oscillating cradle, specifically, when the first motor 22 works alone, the cradle is set to be in a plane oscillation state, and when the second motor 34 works alone, the cradle is set to be in a swinging oscillation state, when the first motor 22 and the second motor 34 are simultaneously operated, a three-dimensional oscillation state is set.

The tray 5 of the embodiment comprises a tray body 51 and a soft rubber sleeve 52 arranged in the tray body 51.

In order to effectively isolate the vibration, the lower end of the bottom plate 11 is provided with a soft foot pad 111, and a heat dissipation module for dissipating heat is further arranged in the installation cavity.

In the in-service use in-process, can also come the operating position of real-time feedback tray at installation cavity internally mounted photoelectric sensor 7, and then realize seeking level automatically, guarantee to shut down or be the pause of experimentation after the experiment is accomplished, tray 5 all can stop at horizontal position automatically, and the reagent that has avoided shutting down the back tray 5 slope to lead to after the mixing appears badly again or is excessive.

Preferably, first motor 22 and second motor 34 are step motor, thereby realize through control unit 6 and photoelectric sensor 7 that the feedback reaches accurate positioning, stops at the speed, and online speed governing can also install regularly according to actual demand additional and set for, functions such as outage memory, overload protection.

The application provides a three-dimensional compound shaking table that vibrates, realize the reciprocating type vibration effect in plane by 2 independent workings in the plane motion subassembly, realize the vibration effect of pendulum formula by 3 independent workings in the swing motion subassembly, realize three-dimensional vibration effect by two kinds of motion subassembly simultaneous workings, save the time of frequently switching between different operational mode shaking tables, save the experimental time by a wide margin, improve experimental efficiency, it is multi-purpose to have realized a tractor serves several purposes, can the shaking table of three kinds of complete substitution of same equipment, save equipment purchasing cost and maintenance cost by a wide margin.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A three-dimensional composite oscillating table is characterized by comprising a base, a motion unit and a tray;

the motion unit comprises a plane motion assembly, a swinging motion assembly and a rotary disc, the plane motion assembly is arranged on the base, the rotary disc is positioned above the plane motion assembly, and the plane motion assembly can drive the rotary disc to do plane reciprocating motion on a horizontal plane; the swing motion assembly is arranged on the rotary disc, the tray is positioned at the upper end of the swing motion assembly, and the swing motion assembly can drive the tray to swing on a vertical surface.

2. The three-dimensional composite oscillating table according to claim 1, wherein the base comprises a bottom plate and a housing, the housing is covered on the bottom plate, the housing has a mounting cavity therein, the upper end of the housing has an opening, the planar motion assembly is mounted in the mounting cavity, and the tray is located right above the opening.

3. The three-dimensional composite oscillating shaking table of claim 2, wherein the plane motion assembly comprises at least two eccentric motion mechanisms and a first motor, each eccentric motion mechanism comprises a support and an eccentric shaft frame, the support is fixedly mounted on the bottom plate, the eccentric shaft frame comprises a connecting plate and a driving shaft and a driven shaft which are respectively and fixedly connected to two sides of the connecting plate, the driving shaft and the driven shaft are eccentrically arranged, the driving shaft is rotatably mounted at the upper end of the support, the driven shaft is rotatably connected with the lower end of the rotary disc, and the first motor is mounted corresponding to any one of the eccentric motion mechanisms and is used for driving the corresponding driving shaft to rotate.

4. The three-dimensional composite oscillating table according to claim 3, wherein the eccentric motion mechanism further comprises a first bearing and a second bearing, the support is a hollow frame body with an opening at the upper end, the first motor is installed in the support, the first bearing is installed at the upper end of the support, the first motor is correspondingly connected with a driving shaft, and the driving shaft is rotatably connected with the support through the first bearing; the second bearing is installed in the lower extreme of gyration dish, the driven shaft pass through the second bearing with the gyration dish rotates and is connected.

5. The three-dimensional composite oscillating shaker of claim 3, wherein the rotary plate is a disc structure, and the eccentric motion mechanisms are uniformly distributed along the circumferential direction of the axis of the rotary plate.

6. The three-dimensional composite oscillating shaker of claim 3, wherein the oscillating assembly comprises an oscillating bar, an oscillating shaft, an oscillating mechanism and a second motor, the oscillating shaft is rotatably mounted on the rotary disc, the oscillating bar is rotatably mounted on the oscillating shaft, the tray is disposed at the upper end of the oscillating bar, and the second motor drives the oscillating bar to oscillate through the oscillating mechanism.

7. The three-dimensional composite oscillating table according to claim 6, wherein a through hole is formed in the middle of the rotary disc, the lower end of the swing rod extends into the lower portion of the through hole, a long-strip-shaped driving hole is formed in a portion of the swing rod close to the lower end, the second motor is fixedly mounted below the rotary disc through a motor support, the oscillating motion mechanism comprises an eccentric wheel, a connecting shaft and an oscillating bearing, one side of the eccentric wheel is fixedly connected to an output shaft of the second motor, the connecting shaft is eccentrically connected to the other side of the eccentric wheel, the oscillating bearing is sleeved on the connecting shaft, and the oscillating bearing is disposed in the driving hole.

8. The three-dimensional composite oscillating shaker of claim 6, wherein the oscillating assembly further comprises a support platform, the support platform is fixedly connected to the upper end of the oscillating bar, and the tray is detachably mounted on the support platform.

9. The three-dimensional composite oscillating table according to claim 6, further comprising a control unit, wherein the control unit comprises a control module disposed inside the mounting cavity, a display and an operation knob, the display and the operation knob are located outside the housing, the first motor and the second motor are both electrically connected to the control module, the operation knob is used for setting the start-stop state and the rotation rate of the first motor and the second motor, and the display is used for displaying the working state of the three-dimensional composite oscillating table.

10. The three-dimensional composite oscillating table according to claim 2, wherein the tray comprises a tray body and a soft rubber sleeve arranged in the tray body, and a soft foot pad is arranged at the lower end of the bottom plate.

Images