Loading device of reaction cup with cup edge
Technical Field
The invention belongs to the technical field of in-vitro diagnostic equipment, relates to matched equipment for a biological sample analysis instrument, and particularly relates to a loading device for automatically transporting a reaction cup with a cup edge to an analysis device.
Background
The conventional analytical devices generally have a supply means having a storage means for storing analytical tools such as containers for preparing samples, and the analytical tools can be automatically supplied from the storage means to one side of the analytical tools, and as the degree of automation and the test speed of the analytical devices are increased, a loading system for automatically transporting the reaction cups required for the test of the analytical instruments is required.
U.S. patent application publication No. 2002/106305 discloses a loading device for automatically transferring a cuvette, which comprises a storage compartment for storing the cuvette, a rotatable elevator chain provided with a plurality of scoops, and a guiding mechanism for the cuvette.
The container is supported by the spoon at the bottom of the storage bin, the container is conveyed to the upper part of the storage bin by the elevator chain, the reaction cup is pushed into the guide mechanism of the reaction cup by the pneumatic element, and finally the reaction cup can slide into the target position through the guide mechanism.
However, the system uses a plurality of pneumatic elements, chain transmission and the like, so the system has the defects of complex structure, high failure rate, numerous modules, difficult assembly, high cost and the like.
An analysis device is disclosed in chinese patent application publication No. 2014/104076161, and includes a storage part that stores a plurality of cuvettes placed therein, a taking-out part that takes out the cuvettes in the storage part from the storage part, and a vibrating part that moves the cuvettes in the storage part by vibrating the storage part.
The reaction cups with the cup edges are stored in the storage part, the reaction cups are gathered at the bottom of the storage part due to the action of gravity, the rotary motor drives the rocking rail to rock the reaction cups back and forth, the reaction cups are placed into the channel one by one under the action of the rocking guide piece, and the reaction cups are moved to the conveying track by the vibrating part to slide into the analysis device.
At this time, get a maximum of two reaction cups of getting into the transportation track simultaneously of cup part, get the cup inefficiency, whole analytical equipment needs a plurality of motors to be applied to different parts moreover, and the cost of manufacture is high, and the system is complicated.
Chinese patent application publication No. 2016/105699676 discloses a reaction cup loading device, which comprises a base, a hopper arranged on the base, a direction-adjusting structure arranged in the hopper, and a lifting mechanism arranged on the base and lifting the reaction cup from the bottom of the hopper to the direction-adjusting structure.
A plurality of reaction cups are stored in the hopper, the bottom inclined lifting groove can grab the reaction and move upwards, when the height is lifted to be consistent with the height of the direction-adjusting groove, the lifting groove can be communicated with the direction-adjusting groove, and the reaction cups can enter the direction-adjusting groove through self gravity and slide to the outlet in the direction-adjusting groove in a heavier cup body state.
At this moment, when the lifting mechanism transmits the reaction cup to the direction-regulating mechanism, the outlet of the lifting groove is required to be completely corresponding to the inlet of the direction-regulating groove, meanwhile, the chain type lifting mechanism is easy to entanglement the reaction cup, the lifting groove and the outlet are two different parts, the two parts are required to be strictly butted to enable the reaction cup to slide downwards smoothly, the process and assembly requirements of the product are high, and the stability in the long-term movement process is difficult to ensure.
Disclosure of Invention
The invention relates to a static track reaction cup loading device which comprises a cavity for containing a reaction cup, at least one section of static track with the characteristics of a first inclination angle and a second inclination angle, a pushing mechanism for automatically adjusting the state of the reaction cup and automatically cleaning unordered reaction cups, and a pushing mechanism for conveying the reaction cup from the lower part of the cavity to the upper part of the track. The automatic conveying device for the reaction cup provides guarantee for the full-automatic operation of a biological sample analysis instrument, the characteristics of the reaction cup and the change and movement rules of the reaction cup in a track are deeply utilized, the simple and efficient matching of the multi-angle static track matching pushing mechanism is adopted, the loading function of the reaction cup is realized, the whole structure is compact, the operation control is simple, and the mechanical complexity and the processing cost are greatly reduced.
The scope of the invention is to be determined solely by the appended claims, and not limited in any way by the statements of the section of this disclosure.
The present invention provides:
(1) A loading device for a reaction cup having a rim, comprising:
The reaction cup comprises a cavity which is formed by a shell and is provided with a cup edge, and the cavity is of a funnel-shaped structure;
a pushing mechanism for taking out the reaction cup from the cavity,
At least one static track comprising a static track characterized by a first tilt angle and a second tilt angle.
Wherein the track comprises a first support track, a second support track, and a channel between the first and second support tracks;
a fixing component for fixing the loading device.
By adopting the structure, when too many reaction cups with cup edges are stored in the cavity, and the reaction cups are in a state of entanglement and mechanical support and difficult to move due to mutual friction, the reaction cups are separated through the accurate supporting structure of the pushing device, so that the reaction cups are stably taken out from the cavity to the sliding table above the cavity, then enter the track for transportation under the inertia action provided by the sliding table, and the reaction cups which do not enter the track slide down or roll down along the inclined plane of the second inclination angle into the cavity containing the reaction cups.
(2) The loading device according to (1), wherein:
the track include that first inclination is the contained angle of first support track, second support track and the horizontal direction of support cup edge, its angle R1 and R2 are all greater than 5 degrees.
With this structure, the reaction cup entering the track is made to slide or roll down in order on the track with the cup edge outside and the cup body inside under the gravity, as shown in fig. 2a, where 22 is a horizontal plane and 20 is a first inclination angle.
(3) The loading device according to (1), wherein:
The track comprises a first support track, and a second inclination angle between a plane formed by the second support track and a horizontal plane is larger than 5 degrees.
By adopting the structure, the reaction cup which does not enter the track can not stay on the track, so that the reaction cup slides or rolls off the track, as shown in fig. 2-b and 2-c, 22 is a horizontal plane, 21 is a second inclination angle, 17 is an inclined plane of the second inclination angle, and 9 is a sliding table.
(4) The loading device according to (1), wherein:
The track is a static track.
By adopting the structure, the track does not move in the process of loading the reaction cup, the sliding or rolling power of the reaction cup is mainly derived from the rolling and sliding caused by the gravity and friction force of the reaction cup, no external force participates in the moving process, the clamping failure of the clamping cup and the moving device does not exist, the transportation failure rate is low, and the efficiency is greatly improved.
(5) The loading device according to (1), wherein:
The top of the pushing structure is a supporting structure,
The whole pushing structure is in a lifting state.
The supporting structure comprises a groove structure capable of supporting the reaction cup, wherein the groove structure has an inclination angle, and the included angle between the inclination angle and the horizontal plane is larger than 5 degrees.
By adopting the structure, a small number of reaction cups can be stably grabbed from the reaction cup cavity for storing a plurality of cup edges. The reaction cup can be pushed onto a sliding table and a track at a high position, the unordered reaction cup slides or rolls off from the sliding table through gravity, as shown in fig. 3, other physical properties can also be adopted by the pushing mechanism, and the industry can carry out the scheme of carrying the reaction cup through professional judgment, including but not limited to the formation of a finger-like structure, a net-shaped structure, an inclined surface structure, a groove structure and the like, which can carry the reaction cup to the track at the high position.
(6) The loading device according to (1), further comprising:
the static track has an outer side and,
The sliding table is positioned at the outer side of the static track.
When the pushing mechanism pushes the reaction cup in the cavity to the high position of the track, the reaction cup is pushed onto the sliding table, and the sliding table guides the pushed reaction cup to move towards the track direction.
With such a structure, as shown in fig. 4, when the pushing mechanism pushes the reaction cup in the cavity to a high position, the reaction cup is pushed onto the sliding table, the reaction cup on the sliding table has a component force F1 in a direction parallel to the plane of the sliding table due to the influence of gravity G of the reaction cup, the component force F1 can provide an impulse for the movement of the reaction cup, the reaction cup moves towards the track direction, and the reaction cups outside the cup body are orderly arranged after entering the track.
(7) The slide table member according to (5), characterized in that:
the sliding table component is arranged in the cavity for accommodating the reaction cup,
The main plane of the sliding table component forms an inclined angle of >5 degrees with the horizontal plane.
With such a structure, as shown in fig. 4, the unordered reaction cup on the sliding table has a component force F2 in a direction parallel to the plane of the sliding table due to the influence of gravity G of the unordered reaction cup, and the component force F2 provides an impulse for the movement of the reaction cup and moves towards the cavity.
(8) The loading device according to (1), wherein:
The track comprises a turning structure and is provided with a plurality of turning structures,
The turning structure is positioned on a static track,
The turning structure is positioned in the cavity for accommodating the reaction cup.
With this structure, as shown in fig. 5, the turning structure causes the reaction cups that abnormally slide and turn over in the track to be broken down into the cavity or to enter an orderly sliding state, respectively.
(9) The loading device according to (1), further comprising:
the fixed assembly of the fixed loading device is positioned below or at the side of the cavity.
By adopting the structure, the reaction cup loading device can be assembled on an instrument or other platforms as a joint structure, namely, the reaction cup loading device is installed on the instrument at the bottom of the fixing component through screws or in a jogged mode.
(10) The loading device according to (1), further comprising:
The cavity is provided with an outer wall,
The pushing mechanism is coupled to the electric motor by means including, but not limited to, gears, belts, hinges, etc., to translate rotation of the motor into reciprocating motion of the pushing mechanism.
By adopting the structure, power can be provided for the pushing structure, so that the reaction cup can be automatically pushed to a platform at a high place, and the continuity of the whole transportation process is maintained.
Drawings
FIG. 1 is a schematic structural view of a reaction cup with edges according to a preferred embodiment of the present invention;
FIG. 2 is a schematic representation of first and second angular features of a first support rail and a working view of the movement of a cuvette on the rail according to the present invention;
FIG. 3 is a schematic diagram of a pushing mechanism and a flow chart of the operation of the present invention;
FIG. 4 is a diagram showing the results of the static track and the outer sliding table and the stress action diagram of the reaction cup;
FIG. 5 is a schematic view of a turning structure on a static track according to the present invention;
FIG. 6 is a front view of the loading device of the present invention;
FIG. 7 is a left side view of the loading device of the present invention;
FIG. 8 is a top view of the loading device of the present invention;
FIG. 9 is a right side perspective view of the loading device of the present invention;
FIG. 10 is a left perspective view of the loading device of the present invention;
The device comprises a 1-reaction cup, a 111-cup edge, a 112-cup body, a 2-fixing component, a 3-cavity, a 4-pushing mechanism, a 5-track, a 6-supporting structure, a 7-pushing component, an 8-connecting rod, a 9-sliding table, a 10-motor, an 11-first belt wheel, a 12-belt, a 13-second belt wheel, a 14-first supporting track and a 15-second supporting track. 16-curved track between first and second support track, 17-inclined plane of second inclination angle, 18-channel of first inclination angle, 19-fixed part, 20-first inclination angle, 21-second inclination angle, 22-horizontal plane, 23-turning structure.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
A loading device for a reaction cup 1 having a rim, comprising:
(1) The reaction cup comprises a cavity body, which is formed by a shell and is used for accommodating the cup edge, of the reaction cup 1, wherein the cavity body is of a funnel-shaped structure;
(2) At least one section of static track 5 featuring a first angle of inclination 20 and a second angle of inclination 21;
Wherein the track 5 comprises a first support track 14, a second support track 15 and a channel between the first and second support tracks;
The first inclination angle 20 is an included angle between the first support rail 14 and the second support rail 15 and the horizontal direction, and is greater than 5 degrees, so that the cup edges of the reaction cups 1 entering the rails are supported by the first support rail 14 and the second support rail 15, and the reaction cups 1 entering the rails 5 move orderly along the rails under the gravity;
with such a structure, when the reaction cup 1 enters the track, the cup edge 11 is outside and the cup body 12 is inside under the gravity, and the reaction cup slides or rolls off on the track 5 in order, as shown in fig. 2a, the horizontal plane 22 is the horizontal plane, and the first inclination angle 20 is the first inclination angle.
The included angle between the plane formed by the first support rail 14 and the second support rail 15 and the horizontal plane 22 forms a second inclination angle 21, and the second inclination angle 21 is larger than 5 degrees, so that the reaction cup 1 which does not enter the rail 5 cannot stay on the rail 5;
With such a structure, the reaction cup 1 which does not enter the track 5 cannot stay on the track 5, so as to slide or roll off the track 5, wherein 22 is a horizontal plane, 21 is a second inclination angle, 17 is an inclined plane of the second inclination angle 21, and 9 is a sliding table, as shown in fig. 2-b and 2-c.
(3) A pushing mechanism 4, wherein the pushing mechanism 4 pushes the reaction cup 1 in the cavity to the high position of the track;
(4) A fixing assembly 2 of the fixing loading device.
The loading device of the reaction cup 1 with the cup edge further comprises a sliding table 9 outside the track 5, when the pushing mechanism 4 pushes the reaction cup 1 in the cavity to the high position of the track, the reaction cup 1 is pushed onto the sliding table 9, and the pushed reaction cup 1 is guided by the sliding table 9 to move towards the track 5 with a certain inertia.
According to the loading device of the reaction cup 1 with the cup edge, the sliding table 9 is located in the cavity for containing the reaction cup 1, and the main plane of the sliding table 9 and the horizontal plane form an inclined angle larger than 5 degrees, so that the reaction cup 1 falling on the sliding table 9 moves towards the track 5 and moves into the cavity.
The loading device of the cuvette 1 with the rim described above, the track further comprises a turning structure 16, which enables the cuvette 1 with an abnormal sliding and tilting movement in the track to be broken at the turning point and to fall into the cavity or to enter an orderly movement state, respectively.
In the loading device of the reaction cup 1 with the cup edge, the turning structure 23 is positioned in the cavity.
According to the loading device for the reaction cup 1 with the cup edge, the pushing mechanism comprises the supporting structure capable of supporting the reaction cup 1, and when the pushing mechanism pushes the reaction cup 1 to reach the height of the sliding table 9 and the track 5, the reaction cup 1 moves from the sliding table 9 through gravity.
According to the loading device of the reaction cup 1 with the cup edge, the supporting structure comprises the groove structure capable of supporting the reaction cup 1, and an inclined angle exists in the groove structure, and the inclined angle is larger than 5 degrees with the horizontal plane.
The loading device for the reaction cup 1 with the cup edge is characterized in that the fixing component 2 of the fixing loading device is an engagement structure which can be assembled on an instrument or other platforms.
As shown in fig. 6, 7, 8, 9 and 10, this embodiment discloses an auxiliary loading device for automatically transporting a reaction cup with a cup edge (shown in fig. 1, 111 and 112 are respectively a cup edge and a cup body) to an analysis device, which comprises a fixing component 2, a cavity 3 fixed on the fixing component 2 and sequentially arranged along the transportation direction of the reaction cup, a pushing mechanism 4 and a track 5, wherein the reaction cup 1 with the edge shown in fig. 1 is stored in batch in the cavity 3, the pushing mechanism 4 automatically grabs the reaction cup from the cavity 3 into the track 5, and the track 5 automatically feeds the reaction cup 1 into a target hole site of a biological sample analysis system to complete the automatic feeding process of the reaction cup 1.
Wherein, be the funnel-shaped structure in the cavity 3, the cavity 3 of funnel-shaped structural design makes the reaction cup 1 of batch storage can rely on self gravity to slide to the bottom of cavity 3 by oneself.
The pushing mechanism 4 comprises a supporting structure 6 with a supporting structure style, a lifting pushing component 7 and a connecting rod 8 positioned outside the cavity 3, a motor 10 arranged below the outer side of the cavity 3 drives a first belt pulley 11 connected with the motor and a second belt pulley 12 arranged above the outer wall of the cavity, so that a belt 13 is driven to move up and down, a fixing component 19 fixed on the belt 12 and the connecting rod 8 is driven to move up and down together with the connecting rod 8, the pushing component 7 can reciprocate from bottom to top, the supporting structure 6 can stably grasp a small number of reaction cups 1 in the cavity 3 and transport the reaction cups to a sliding table 9 arranged outside a high-place track 5, and the lifting structure style enables a picking component to conveniently and accurately grasp the reaction cups 1 in the cavity 3, and the reaction cups 1 are in a state of mutually intertwining and difficult movement due to mutual friction at the moment. The track 5 comprises a first support track 14, a second support track 15, a turning structure 23 between the first and second support tracks, a sliding table 9 outside the track, and a channel 18 with a first inclination, wherein the inclination of the sliding table 9 is designed such that reaction cups 1 are sent to the first support track 14 with a certain inertia effect, and at the same time, reaction cups 1 which do not enter the track slide or roll down into the cavity 3 along the inclined surface 17 with a second inclination by the action of gravity, and reaction cups 1 which enter the first support track 14 are broken down by the turning structure 23 between the first and second support tracks by the action of gravity, and finally, by the mechanical supporting effect between the cup edges and the support on both sides of the track 5, the cup edges are outside, the cup body enters the track 5 and slides downwards along the channel 18 with a first inclination, and then the abnormal sliding and turning movement of the reaction cups 1 which slide in the track 5 are broken down into the cavity 3 or enter the orderly sliding state by the turning structure 23 between the first and second support tracks, and finally the reaction cups 1 which slide into the analysis instrument orderly by the second support track 15. In the actual use process, the reaction cup 1 stored in the cavity 3 has no directivity when entering the supporting structure 6, so that the reaction cup 1 can always slide to the turning structure 23 between the first support rail and the second support rail along the inclined plane 17 with the second inclination angle under the action of gravity when entering the rail 5, and finally flies out of the rail. As a further improvement of the invention, a reaction cup baffle is arranged at the junction of the inclined surface 17 with the second inclined angle and the cavity 3, and is used for guiding unordered reaction cups 1 to slide or roll into the cavity 3.
In practical use, as shown in fig. 8, the channel between the first and second support rails is not limited in design, but may extend straight, and as shown in fig. 6, the channel between the first and second support rails may extend in a direction other than the lower right direction, or in a direction other than the lower left direction, after the channel is bent along the rail 16. The above description of the disclosed embodiments, which will enable one skilled in the art to make or use the present invention, may further comprise a turning structure within the chamber, as shown in fig. 5, or a plurality of turns within the chamber for breaking the abnormal reaction cup.
In the actual use process, as shown in fig. 10, the fixing component 2 can connect the loading device to the analysis instrument through a screw, or fix the loading device to the analysis instrument through a jogging mode.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.