CN217466949U - Caching mechanism and sample detection device - Google Patents

Abstract

The utility model is suitable for the field of detection equipment, and discloses a buffer mechanism and a sample detection device, wherein the sample detection device comprises a buffer mechanism, a cup feeding mechanism, a sampling needle mechanism and a gripper mechanism, the buffer mechanism comprises a frame, a buffer disc component and a driving device, the buffer disc component is rotationally connected with the frame, the buffer disc component is provided with a first jack and a second jack, one of the first jack and the second jack is used for accommodating an empty reaction cup, the other one is used for accommodating a reaction cup bearing a sample, the first jack is provided with a plurality of jacks along the circumferential direction of the first buffer disc, the second jack is positioned at the outer side of the first jack, the second jack is provided with a plurality of jacks along the circumferential direction of the second buffer disc, at least one second jack is arranged as a sample adding station, the driving device is used for driving the cache disk assembly to rotate, and the design can improve the use diversity of the cache mechanism.

Description

Caching mechanism and sample detection device

Technical Field

The utility model relates to a check out test set field especially relates to a buffer memory mechanism and sample detection device.

Background

The buffer memory mechanism is an important component in the detection instrument and is used for buffering the reaction cup of the detection instrument, so that the transfer rhythm of the reaction cup is adjusted, and the conveying speed of the reaction cup meets the subsequent rhythm requirement of the detection instrument.

The hole site that is used for bearing the weight of the reaction cup on the buffer memory mechanism of current designs for the single circle, and design like this, buffer memory mechanism's the reaction cup quantity that can buffer memory is less, and buffer memory mechanism can only be used for buffering empty reaction cup moreover, and the function is single.

SUMMERY OF THE UTILITY MODEL

A first object of the utility model is to provide a buffer memory mechanism, it aims at solving buffer memory mechanism and can only be used for caching empty reaction cup, the technical problem of function singleness.

In order to achieve the above purpose, the utility model provides a scheme is:

the utility model provides a buffer memory mechanism, includes frame, buffer memory dish subassembly and drive arrangement, the buffer memory dish subassembly with the frame rotates and connects, the buffer memory dish subassembly is provided with first jack and second jack, one of first jack and second jack is used for holding empty reaction cup, and another person is used for holding the reaction cup that bears the weight of the sample, first jack is followed the circumference of buffer memory dish subassembly is provided with a plurality ofly, the second jack is located the outside of first jack, the second jack is followed the circumference of buffer memory dish subassembly is provided with a plurality ofly, at least one the second jack sets up to the application of sample station, drive arrangement is used for the drive the rotation of buffer memory dish subassembly.

Preferably, the cache disk assembly comprises a cache disk, the first jack and the second jack are both arranged on the same cache disk, and the driving device is connected with the cache disk.

Preferably, the buffer disc assembly comprises a first buffer disc and a second buffer disc, the first buffer disc and the second buffer disc are rotatably connected with the frame, the first buffer disc and the second buffer disc are concentrically arranged, the second buffer disc is positioned outside the first buffer disc, the first buffer disc is provided with the first jack, the second buffer disc is provided with the second jack, the driving device comprises a first driving assembly and a second driving assembly, the first driving assembly comprises a first main shaft, a first transmission assembly and a first driving piece, the first main shaft sequentially passes through the frame and the second buffer disc and then is connected with the first buffer disc, the first driving piece drives the first main shaft to rotate through the first transmission assembly, the second driving assembly comprises a second main shaft, a second transmission assembly and a second driving piece, the second main shaft sleeve is established outside the first main shaft, the second main shaft pass the frame with the second cache dish is connected, the second driving piece passes through the drive of second transmission subassembly the second main shaft is rotatory, first main shaft with be equipped with first bearing between the second main shaft, the second main shaft with be equipped with the second bearing between the frame.

Preferably, the frame includes the bottom plate, installs the pot body on the bottom plate and install the support column of bottom plate portion, first buffer memory dish the second buffer memory dish with the pot body is the concentric circles setting, the second buffer memory dish includes the dish bottom and sets up dish lateral wall on the dish bottom, the second jack sets up on the dish lateral wall, first buffer memory dish is located the top of dish bottom, the pot body is in including pot body bottom and setting pot lateral wall on the pot body bottom, the second buffer memory dish is located the top of pot body bottom, first drive assembly with second drive assembly installs on the bottom plate.

Preferably, first transmission assembly includes first action wheel, first driving band, first fixed lid and the first follow driving wheel, first action wheel is installed the output of first driving piece, first follow driving wheel passes through first fixed lid is installed first main shaft is kept away from the one end of first buffer disk, first driving band cover is established first action wheel with first follow is taken turns to.

Preferably, the second transmission assembly comprises a second driving wheel, a second transmission belt, a second fixed cover and a second driven wheel, the second driving wheel is installed at the output end of the second driving piece, the second driven wheel is installed at one end, far away from the second cache disc, of the second main shaft through the second fixed cover, and the second transmission belt is sleeved on the second driving wheel and the second driven wheel.

Preferably, the second transmission assembly further comprises a bearing retainer ring, the bearing retainer ring is sleeved on the first main shaft, the second fixing cover is sleeved on the bearing retainer ring, the second fixing cover is provided with a step position, and one end of the second cache disk, away from the second main shaft, is installed on the step position.

Preferably, at least one second jack is arranged as a cup feeding station, the buffer disc assembly is provided with an opening at the cup feeding station, the rack is provided with a cup feeding opening, and the cup feeding opening is arranged corresponding to the opening.

Preferably, the bottom of the cup inlet is provided with an inclined plane.

Preferably, the rack is provided with a first protruding part and a second protruding part in an outward protruding manner, the first protruding part and the second protruding part are arranged at intervals, and the cup inlet is located between the first protruding part and the second protruding part.

Preferably, a sample cleaning pool is arranged on the outer wall of the rack and arranged between the sample adding station and the sample rack.

A second object of the utility model is to provide a sample detection device, include buffer memory mechanism, advance cup mechanism, sampling needle mechanism and tongs mechanism, buffer memory mechanism adopts as above buffer memory mechanism, advance cup mechanism with buffer memory mechanism docks, be used for doing buffer memory mechanism provides empty reaction cup, sampling needle mechanism is used for the empty reaction cup application of sample for the application of sample station, tongs mechanism is used for following application of sample station or other process stations snatch the reaction cup that bears the weight of the sample extremely first buffer memory dish, or be used for following the application of sample station snatchs the reaction cup that bears the weight of the sample to next process position.

The utility model provides a buffer memory mechanism is provided with first jack and second jack, the reaction cup of usable first jack buffer memory load bearing sample, can utilize the empty reaction cup of second jack buffer memory simultaneously, so design, can improve buffer memory mechanism's use variety, simultaneously, when depositing a plurality of samples on the sample frame, can gather sufficient sample to each reaction cup and place respectively at the second jack, thereby make the sample frame release in advance, rather than wait for every sample to accomplish just can release after a series of detections.

The utility model discloses sample detection device improves cache mechanism's use variety through setting up first jack and second jack at cache mechanism, simultaneously, when depositing a plurality of samples on the sample frame, can gather sufficient sample to each empty reaction cup and place respectively in first jack to can release the sample frame fast.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sample detection device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cache mechanism according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural view of the cache mechanism of FIG. 2 in another direction;

fig. 5 is a cache mechanism according to another embodiment of the present invention.

The reference numbers illustrate:

10. a caching mechanism; 11. a frame; 111. a base plate; 112. a pan body; 1121. the bottom of the pan body; 1122. a side wall of the pan body; 1123. a cup inlet is formed; 1124. a first boss portion; 1125. a second boss portion; 113. a support column; 12. a first cache disk; 121. a first jack; 13. a second cache disk; 131. a second jack; 132. a tray bottom; 133. a tray side wall; 134. an opening; 14. a first drive assembly; 141. a first main shaft; 142. a first transmission assembly; 1421. a first drive wheel; 1422. a first drive belt; 1423. a first fixed cover; 1424. a first driven wheel; 143. a first driving member; 15. a second drive assembly; 151. a second main shaft; 152. a second transmission assembly; 1521. a second belt; 1522. a second stationary cover; 1523. a second driven wheel; 153. a second driving member; 154. a bearing retainer ring; 16. a first bearing; 17. a second bearing; 18. heating the film; 19. a sample cleaning pool; 20. a sampling needle mechanism; 30. a gripper mechanism; 40. emptying the reaction cup; 50. a reaction cup carrying a sample.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 5, which are a buffer mechanism 10 according to an embodiment of the present invention, fig. 4 and 5 only show a partial structure of the buffer mechanism 10.

Please refer to fig. 1-5, a buffer memory mechanism 10 according to an embodiment of the present invention includes a frame 11, a buffer memory disc assembly and a driving device, the buffer memory disc assembly is rotatably connected to the frame 10, the buffer memory disc assembly is provided with a first jack 121 and a second jack 131, one of the first jack 121 and the second jack 131 is used for accommodating an empty reaction cup 40, the other one is used for accommodating a reaction cup 50 carrying a sample, the first jack 121 is provided with a plurality of jacks along a circumferential direction of the buffer memory disc assembly, the second jack 131 is located outside the first jack 121, the second jack 131 is provided with a plurality of jacks along the circumferential direction of the buffer memory disc assembly, at least one second jack 121 is set as a sample-loading station, and the driving device is used for driving the buffer memory disc assembly to rotate.

In the present embodiment, the first insertion hole 121 is used to receive the cuvette 50 carrying the sample, and the second insertion hole 131 is used to receive the empty cuvette 40.

In other embodiments, the first receptacle 121 is used to receive an empty reaction cup 40, and the second receptacle 131 is used to receive a reaction cup 50 carrying a sample.

It is understood that the first insertion hole 121 may be provided with one turn or multiple turns, which is designed according to the use situation. Similarly, the second insertion hole 131 may be provided with one turn or multiple turns, and is specifically designed according to the use situation.

The utility model discloses buffer memory mechanism 10 is provided with first jack 121 and second jack 131, usable first jack 121 buffer memory bears the reaction cup 50 of sample, can utilize empty reaction cup 40 of second jack 131 buffer memory simultaneously, so design, can improve buffer memory mechanism 10's use variety, and simultaneously, when depositing on the sample frame and having a plurality of samples, can gather sufficient sample to each empty reaction cup 40 and place respectively at second jack 131, thereby make the sample frame release in advance, rather than wait for every sample to accomplish just can release after a series of detections.

It is understood that the first jack 121 and the second jack 131 may be disposed on the same cache disk, or disposed on two cache disks respectively. Referring to fig. 5, the first insertion hole 121 and the second insertion hole 131 are disposed in the same cache disk, and at this time, the driving device is connected to the cache disk, and the driving device may be a motor driving type, so that only one power source is needed to rotate the cache disk.

Referring to fig. 1-4, in an embodiment of the present invention, the first jack 121 and the second jack 131 are respectively disposed on two buffer trays, when the first jack 121 and the second jack 131 are respectively disposed on two buffer trays, the buffer assembly includes a first buffer tray 12 and a second buffer tray 13, and the driving device includes a first driving assembly 14 and a second driving assembly 15.

First buffer memory dish 12 and second buffer memory dish 13 all rotate with frame 11 and are connected, first buffer memory dish 12 and second buffer memory dish 13 are the concentric circles setting, and second buffer memory dish 13 is located the outside of first buffer memory dish 12, first buffer memory dish 12 is equipped with first jack 121, first jack 121 is provided with a plurality ofly along the circumference of first buffer memory dish 12, be equipped with second jack 131 on the second buffer memory dish 13, second jack 131 is provided with a plurality ofly along the circumference of second buffer memory dish 13.

The first driving assembly 14 includes a first main shaft 141, a first transmission assembly 142 and a first driving element 143, the first main shaft 141 sequentially passes through the rack 11 and the second cache disk 13 and then is connected to the first cache disk 12, the first driving element 143 drives the first main shaft 141 to rotate through the first transmission assembly 142, the second driving assembly 15 includes a second main shaft 151, a second transmission assembly 152 and a second driving element 153, the second main shaft 151 is sleeved outside the first main shaft 141, the second main shaft 151 passes through the rack 11 and is connected to the second cache disk 13, the second driving element 153 drives the second main shaft 151 to rotate through the second transmission assembly 152, a first bearing 16 is disposed between the first main shaft 141 and the second main shaft 151, and a second bearing 17 is disposed between the second main shaft 151 and the rack 11.

The utility model discloses caching mechanism 10 sets up first jack 121 and sets up second jack 131 at second caching disk 13 through setting up at first caching disk 12, and usable first jack 121 caches empty reaction cup 40 can utilize second jack 131 to cache simultaneously and bear the weight of reaction cup 50 of sample, designs like this, can improve caching mechanism 10's use variety. Furthermore, the utility model discloses buffer memory mechanism 10 is through setting up the motion of first buffer memory dish 12 of first drive assembly 14 and the independent control of second drive assembly 15 and second buffer memory dish 13, and control is more accurate.

Referring to fig. 1-4, the rack 11 includes a bottom plate 111, a pan body 112 mounted on the bottom plate 111, and a support column 113 mounted at the bottom of the bottom plate 111, the first buffer tray 12, the second buffer tray 13 and the pan body 112 are arranged in concentric circles, the second buffer tray 13 includes a tray bottom 132 and a tray side wall 133 arranged on the tray bottom 132, the second insertion hole 131 is arranged on the tray side wall 133, the first buffer tray 12 is located above the tray bottom 132, the pan body 112 includes a pan body bottom 1121 and a pan body side wall 1122 arranged on the pan body bottom 1121, the second buffer tray 13 is located above the pan body bottom 1121, and the first driving assembly 14 and the second driving assembly 15 are mounted on the bottom plate 111.

Further, the buffer mechanism 10 further includes a heating film 18 disposed at the bottom 1121 of the pot body for providing heat for the pot body 112, the heating film 18 is convenient to install, and the heating mode is simple.

Referring to fig. 1 to 4, the first transmission assembly 142 includes a first driving wheel 1421, a first transmission belt 1422, a first fixing cover 1423 and a first driven wheel 1424, the first driving wheel 1421 is installed at an output end of the first driving member 143, the first driven wheel 1424 is installed at an end of the first main shaft 141 away from the first cache disk 12 through the first fixing cover 1423, and the first transmission belt 1422 is sleeved on the first driving wheel 1421 and the first driven wheel 1424, so that the transmission manner is simple and reliable.

Specifically, the first driving member 143 is a motor, so that the installation is convenient, the operation is reliable, and the driving precision is high.

Referring to fig. 1 to 4, the second transmission assembly 152 includes a second driving wheel (not shown), a second transmission belt 1521, a second fixing cover 1522 and a second driven wheel 1523, the second driving wheel is installed at an output end of the second driving element 153, the second driven wheel 1523 is installed at an end of the second main shaft 151 away from the second buffer storage tray 13 through the second fixing cover 1522, the second transmission belt 1521 is sleeved on the second driving wheel and the second driven wheel 1523, and the transmission manner is simple and reliable.

Specifically, the second driving member 153 is a motor, so that the installation is convenient, the operation is reliable, and the driving precision is high.

Further, the second transmission assembly 152 further includes a bearing retainer 154, the bearing retainer 154 is sleeved on the first main shaft 141, the second fixing cover 1522 is sleeved on the bearing retainer 154, the second fixing cover 1522 is provided with a step position, and one end of the second main shaft 151, which is far away from the second cache disk 13, is installed on the step position, so that the second main shaft 151 is more reliably installed.

Referring to fig. 1-4, at least one second insertion hole 131 is provided as a cup feeding station, an opening 134 is provided on the tray side wall 133 of the second buffer tray 13 at the cup feeding station, a cup feeding opening 1123 is provided on the tray side wall 1122 of the tray body 112, and the cup feeding opening 1123 is provided corresponding to the opening 134 at the cup feeding station, so that the buffer mechanism 10 can be butted with the cup feeding mechanism by providing the cup feeding opening 1123, thereby improving the convenience of cup feeding and avoiding the adoption of a manipulator cup feeding mode.

Optionally, the bottom of the cup inlet 1123 is beveled to facilitate the sliding of the empty reaction cup 40 from the cup inlet 1123 into the cup inlet station.

Further, pot body side wall 1122 is provided with first convex portion 1124 and second convex portion 1125 protruding outward, first convex portion 1124 and second convex portion 1125 are arranged at intervals, cup inlet 1123 is located between first convex portion 1124 and second convex portion 1125, and butt joint with the cup inlet mechanism is facilitated.

Referring to fig. 1-4, a sample cleaning tank 19 is disposed on the outer wall of the pot 112, the sample cleaning tank 19 is disposed between the sample loading station and the sample rack, the sampling needle mechanism 20 can clean the needle in the sample cleaning tank 19 after sample suction and sample discharge, and then perform the next sample suction operation, and since the sample cleaning tank 19 is disposed between the sample loading station and the sample rack, the sampling needle mechanism 20 can clean the sample cleaning tank 19 when returning to the sample rack, thereby saving time and improving efficiency.

The utility model provides a sample detection device, including buffer memory mechanism 10, advance cup mechanism (not shown), sampling needle mechanism 20 and tongs mechanism 30, buffer memory mechanism 10 adopts as above buffer memory mechanism 10, advance cup mechanism and buffer memory mechanism 10 butt joint, be used for providing empty reaction cup 40 for buffer memory mechanism 10, sampling needle mechanism 20 is arranged in the empty reaction cup 40 application of sample for the application of sample station, include from sample frame (not shown) application of sample to empty reaction cup 40 and from the empty reaction cup 40 of the dilution of first buffer memory disc 12 mother in the cup, tongs mechanism 30 is arranged in snatching reaction cup 50 to first buffer memory disc 12 that bears the weight of the sample from application of sample station or other process stations, perhaps is used for snatching reaction cup 50 to next process position that bears the weight of the sample from the application of sample station.

It can be understood that the movement trajectories of the sampling needle mechanism 20 and the gripper mechanism 30 can be designed in advance through software, and a plurality of advancing manners can be designed according to the detection requirements, and the corresponding advancing manners are called according to the monitoring requirements during detection, which is not described herein again.

It can be understood that the second cache disk 13 is provided with an opening 134 at the cup inlet station, when the pot body 112 is provided with a cup inlet 1123, the cup inlet mechanism is directly butted with the cup inlet 1123, the cup inlet mechanism is provided with a reaction cup accommodating chamber and a cup inlet flow channel, the cup inlet flow channel is obliquely arranged, the lower end of the cup inlet flow channel is butted with the cup inlet 1123, and the empty reaction cups 40 in the reaction cup accommodating chamber enter the cup inlet flow channel and are orderly arranged under the action of gravity to automatically slide into the cup inlet 1123.

When the buffer mechanism 10 is not disposed in the cup rim 1123, the empty reaction cup 40 may be grabbed into the second buffer tray 13 by the grabbing component.

It will be appreciated that the lancet mechanism 20 of the present embodiment is of a rotary type, which includes a needle rotation module, a vertical module, and an injector module. In addition, the sampling needle mechanism 20 can be realized by a three-dimensional sampling needle mechanism or a linear sampling needle mechanism, and the form is not limited.

It will be appreciated that the gripper mechanism 30 is of a rotary construction. In addition, the gripper mechanism 30 may be implemented by a three-dimensional gripper mechanism or a linear gripper mechanism, and the form is not limited.

The common sample introduction working flow of the sample detection device is as follows:

step S10, the empty reaction cup 40 enters the cup feeding station, the second driving assembly 15 drives the second buffer tray 13 to rotate, the empty reaction cup 40 is transferred to the sample position, the sampling needle mechanism 20 sucks a sample in the sample rack and arranges the sample into the empty reaction cup 40 of the sample feeding station, the empty reaction cup 40 after sample feeding is the reaction cup 50 bearing the sample, and then the sampling needle mechanism 20 rotates and returns to the sample cleaning pool 19 for cleaning.

In step S20, the second driving assembly 15 continues to drive the second buffer tray 13 to rotate, and when the cuvette 50 carrying the sample moves below the gripper mechanism 30, the cuvette 50 carrying the sample is transferred to an external cuvette placing assembly by the gripper mechanism 30, and a subsequent operation procedure is performed, including but not limited to, continuously adding various types of liquid into the cuvette 50 carrying the sample.

The following will exemplify the operation flow of the sample detection apparatus by taking the first jack 121 and the second jack 131 respectively provided in the first cache disk 12 and the second cache disk 13.

The sample detection device comprises the following working procedures of dilution and sample introduction;

step S10, the empty reaction cup 40 enters the cup feeding station, the second driving assembly 15 drives the second buffer tray 13 to rotate, the empty reaction cup 40 is transferred to the sample position, the sampling needle mechanism 20 sucks a sample in the sample rack and arranges the sample into the empty reaction cup 40 of the sample feeding station, the empty reaction cup 40 after sample feeding is the reaction cup 50 bearing the sample, and then the sampling needle mechanism 20 rotates and returns to the sample cleaning pool 19 for cleaning.

Step S20, the second driving assembly 15 continues to drive the second buffer tray 13 to rotate, when the cuvette 50 carrying the sample moves below the gripper mechanism 30, the gripper mechanism 30 transports the empty cuvette 40 to an outside cuvette placing assembly, the cuvette 50 carrying the sample is added with a sample diluent by an external mechanism, the sample in the cuvette 50 carrying the sample is diluted in a certain proportion, and the diluted cuvette 50 carrying the sample is a diluted mother cuvette.

In step S30, the gripper mechanism 30 picks up and transfers the diluted mother cup in the outer cup placing assembly to the first cache tray 12 for placing and caching.

Step S40, after the diluted mother cup is placed in the first buffer disk 12, the diluted mother cup can be rotated to a position below the trajectory of the sampling needle mechanism 20 under the control of the first driving assembly 14, the sampling needle mechanism 20 sucks the liquid in the diluted mother cup of the first buffer disk 12, and then the diluted mother cup is rotated to the second buffer disk 13, the liquid in the diluted mother cup of the first buffer disk 12 is discharged to an empty reaction cup 40 of the sample application station, the empty reaction cup 40 after sample application is the reaction cup 50 bearing the sample, and then the sampling needle mechanism 20 is rotated to return to the sample cleaning pool 19 for cleaning.

In step S50, the second driving assembly 15 continues to drive the second buffer tray 13 to rotate, and when the cuvette 50 carrying the sample moves below the gripper mechanism 30, the cuvette 50 carrying the sample is transferred to an external cuvette placing assembly by the gripper mechanism 30, and a subsequent operation procedure is performed, including but not limited to, continuously adding various types of liquid into the cuvette 50 carrying the sample.

When the diluted mother cup is not needed any more, the diluted mother cup can be transferred out by the gripper mechanism 30, and the hole of the first buffer storage disc 12 is released to come out.

The buffer working description of the sample detection device is as follows;

the common sample rack is composed of 5 or 10 samples, the traditional instrument design is that one sample is tested after another sample, the release of the sample rack can be realized only after all samples on the sample rack are completely sucked, and the waiting time is very long.

The utility model discloses sample detection device can absorb the sample of great volume through sampling needle mechanism 20 in the patient's sample pipe of sample frame and arrange empty reaction cup 40 in to form a reaction cup mother cup, the final buffer memory of reaction cup mother cup is at the first buffer memory dish 12 of buffer memory dish subassembly, the sample volume of reaction cup mother cup the inside is bigger, can be used for subsequent many times to divide the appearance, thereby no longer need this patient's sample pipe to stop the position on the track always, occupy the passageway.

The rotary motion of sampling needle mechanism 20 gets back to and washs the pond, second buffer disk 13 continues rotary motion, when advancing to tongs mechanism 30 below, transport reaction cup mother cup to first buffer disk 12 through tongs mechanism 30, first buffer disk 12 can buffer a plurality of reaction cup mother cup, specific quantity is decided according to actual scheduling, thereby release the sample in the sample frame fast, make this sample can retrieve fast or flow to next instrument and test, thereby the test flow of machine has been optimized, the problem of blocking in the sample circulation has been solved.

When the sample is stored in the first buffer storage disk 12, the stored sample can be sucked in the reaction cup mother cup through the sampling needle mechanism 20, and then the flow equivalent to the common sample introduction is performed. When the used mother reaction cup is not needed any more, the mother reaction cup can be transferred out through the gripper mechanism 30, and the hole of the first cache plate 12 is released.

Can set up the reaction cup mother cup who abandons the buffer memory at once according to software simultaneously, perhaps wait for the test to accomplish the back, whether need retest, if need retest directly follow the reaction cup mother cup of first buffer memory dish 12 and inhale the appearance and retest, avoid looking for sample and quick release sample frame again after the sample is retrieved, promote user experience.

The utility model discloses sample detection device improves cache mechanism 10's use variety through setting up first jack 121 and second jack 131 at cache mechanism 10, simultaneously, when depositing a plurality of samples on the sample frame, can gather sufficient sample to each empty reaction cup 40 and place respectively at first jack 121 to can release the sample frame fast.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (11)

1. The utility model provides a buffer memory mechanism, its characterized in that includes frame, buffer memory dish subassembly and drive arrangement, the buffer memory dish subassembly with the frame rotates to be connected, the buffer memory dish subassembly is provided with first jack and second jack, one in first jack and the second jack is used for holding empty reaction cup, and the other is used for holding the reaction cup that bears the weight of the sample, first jack is provided with a plurality ofly along the circumference of buffer memory dish subassembly, the second jack is located the outside of first jack, the second jack is provided with a plurality ofly along the circumference of buffer memory dish subassembly, at least one the second jack sets up to the application of sample station, drive arrangement is used for driving the rotation of buffer memory dish subassembly.

2. The caching mechanism of claim 1, wherein the cache disk assembly comprises a cache disk, the first jack and the second jack are both located on the same cache disk, and the driving device is connected to the cache disk.

3. The buffer mechanism according to claim 1, wherein the buffer disk assembly comprises a first buffer disk and a second buffer disk, the first buffer disk and the second buffer disk are both rotatably connected to the frame, the first buffer disk and the second buffer disk are concentrically arranged, the second buffer disk is located outside the first buffer disk, the first buffer disk is provided with the first jack, the second buffer disk is provided with the second jack, the driving device comprises a first driving assembly and a second driving assembly, the first driving assembly comprises a first main shaft, a first transmission assembly and a first driving member, the first main shaft sequentially passes through the frame and the second buffer disk and then is connected to the first buffer disk, the first driving member drives the first main shaft to rotate through the first transmission assembly, the second drive assembly comprises a second main shaft, a second transmission assembly and a second driving piece, the second main shaft is sleeved outside the first main shaft, the second main shaft penetrates through the rack and is connected with the second cache disc, the second driving piece drives the second main shaft to rotate through the second transmission assembly, a first bearing is arranged between the first main shaft and the second main shaft, and a second bearing is arranged between the second main shaft and the rack.

4. The caching mechanism as claimed in claim 3, wherein the rack comprises a bottom plate, a pot body mounted on the bottom plate, and a support column mounted at the bottom of the bottom plate, the first caching disk, the second caching disk and the pot body are arranged in concentric circles, the second caching disk comprises a disk bottom and a disk side wall arranged on the disk bottom, the second jack is arranged on the disk side wall, the first caching disk is located above the disk bottom, the pot body comprises a pot body bottom and a pot side wall arranged on the pot body bottom, the second caching disk is located above the pot body bottom, and the first driving assembly and the second driving assembly are mounted on the bottom plate.

5. The buffer memory mechanism as claimed in claim 3, wherein the first transmission assembly includes a first driving wheel, a first transmission belt, a first fixed cover and a first driven wheel, the first driving wheel is mounted at the output end of the first driving member, the first driven wheel is mounted at the end of the first main shaft far away from the first buffer memory disc through the first fixed cover, and the first transmission belt is sleeved on the first driving wheel and the first driven wheel; the second transmission assembly comprises a second driving wheel, a second transmission belt, a second fixing cover and a second driven wheel, the second driving wheel is installed at the output end of the second driving piece, the second driven wheel is installed at one end, away from the second cache disc, of the second main shaft through the second fixing cover, and the second transmission belt is sleeved on the second driving wheel and the second driven wheel.

6. The buffer memory mechanism as claimed in claim 5, wherein the second transmission assembly further comprises a bearing retainer ring, the bearing retainer ring is sleeved on the first main shaft, the second fixing cover is sleeved on the bearing retainer ring, the second fixing cover is provided with a step position, and one end of the second main shaft, which is far away from the second buffer memory disc, is installed on the step position.

7. The buffer memory mechanism as claimed in claim 1, wherein at least one of the second jacks is configured as a cup feeding station, the buffer memory disk assembly is provided with an opening at the cup feeding station, the frame is provided with a cup feeding opening, and the cup feeding opening is configured corresponding to the opening.

8. The caching mechanism of claim 7, wherein a bottom of the cup inlet is beveled.

9. The buffer mechanism as claimed in claim 8, wherein the frame is provided with a first protrusion and a second protrusion protruding outwards, the first protrusion and the second protrusion are spaced apart, and the cup inlet is located between the first protrusion and the second protrusion.

10. The buffer storage mechanism according to claim 1, wherein a sample cleaning pool is arranged on the outer wall of the rack, and the sample cleaning pool is arranged between the sample adding station and the sample rack.

11. A sample detection device, comprising a buffer mechanism, a cup feeding mechanism, a sampling needle mechanism and a hand grip mechanism, wherein the buffer mechanism is as claimed in any one of claims 1 to 10, the cup feeding mechanism is in butt joint with the buffer mechanism and is used for providing an empty reaction cup for the buffer mechanism, the sampling needle mechanism is used for sample feeding of the empty reaction cup at a sample feeding station, and the hand grip mechanism is used for grabbing a reaction cup bearing a sample to a first buffer tray of the buffer tray assembly from the sample feeding station or other working procedure stations or grabbing a reaction cup bearing a sample to a next working procedure position from the sample feeding station.

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