CN220033290U - Sample rack storage bin and sample rack transporting platform - Google Patents

Sample rack storage bin and sample rack transporting platform Download PDF

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Publication number
CN220033290U
CN220033290U CN202321297690.2U CN202321297690U CN220033290U CN 220033290 U CN220033290 U CN 220033290U CN 202321297690 U CN202321297690 U CN 202321297690U CN 220033290 U CN220033290 U CN 220033290U
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China
Prior art keywords
sample rack
sample
rack
storage bin
channel
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CN202321297690.2U
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Chinese (zh)
Inventor
刘澜涛
于浩
王志刚
袁进南
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Zhongyuan Huiji Biotechnology Co Ltd
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Zhongyuan Huiji Biotechnology Co Ltd
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Abstract

The utility model discloses a sample rack storage bin which comprises a storage bin body, wherein a plurality of sample rack placing positions for placing sample racks are arranged in the storage bin body; one end of the sample rack placing position is provided with a sample rack inlet and outlet for the sample rack to enter or move out; and the sample rack inlets and outlets of all the sample rack placing positions are positioned on the same side of the sample rack storage bin. The utility model also discloses a sample rack carrying platform which comprises a workbench, wherein the sample feeding system for samples is arranged on the workbench, a carrying rack rail is arranged on the workbench, and the carrying rack rail is arranged on one side of the sample rack placing position, which is provided with the sample rack entrance. The sample rack storage bin and the sample rack carrying platform can independently enter and exit each sample rack, and are more flexible and convenient to use.

Description

Sample rack storage bin and sample rack transporting platform
Technical Field
The utility model belongs to the technical field of in-vitro diagnosis, and particularly relates to a sample rack storage bin and a sample rack transport platform.
Background
Current laboratory pipelines employ a sample tube holder carrying a single sample tube to transport the sample tube. In order to transfer the sample tubes in the laboratory flow line to the analysis device for detection, a sample delivery system is required between the laboratory flow line and the analysis device. The sample feeding system is used for conveying an undetected sample tube on a laboratory flow line to analysis equipment, and simultaneously transferring the sample tube after analysis to the laboratory flow line, and the process is as follows: the sample tube is transferred into the sample rack, the sample rack is transferred into analysis equipment for detection, and after the detected sample rack returns to the sample rack storage area, the detected sample tube is transferred onto the assembly line. The existing sample feeding system can meet the use requirement to a certain extent, but only two sample rack channels are arranged in the sample rack storage area, namely a conventional sample rack channel and an emergency sample rack channel, the conventional sample rack can only be transferred into the online assembly through the conventional sample rack channel, and the emergency sample rack can only be transferred into the online assembly through the emergency sample rack channel, so that the sample feeding system has poor flexibility and cannot prioritize different sample racks according to actual detection requirements.
Disclosure of Invention
Therefore, the utility model aims to provide a sample rack storage bin and a sample rack carrying platform, wherein each sample rack can independently enter and exit, and the use is more flexible and convenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model firstly provides a sample rack storage bin which comprises a storage bin body, wherein a plurality of sample rack placing positions for placing sample racks are arranged in the storage bin body; one end of the sample rack placing position is provided with a sample rack inlet and outlet for the sample rack to enter or move out; and the sample rack inlets and outlets of all the sample rack placing positions are positioned on the same side of the sample rack storage bin.
Further, the below of the storage bin body is provided with a support frame, the storage bin body is installed on the support frame, the storage bin body comprises a bottom plate, a back plate perpendicular to the bottom plate and a partition plate arranged at intervals, the partition plate is perpendicular to the bottom plate and the back plate, two adjacent partition plates form a sample rack placing position therebetween, and one end of the sample rack placing position opposite to the back plate forms a sample rack access opening.
Further, a sensor assembly for judging whether the sample rack completely enters or moves out of the sample rack placement position is arranged between the two separation plates at the two ends.
Further, the sensor assembly includes a transmitting end and a receiving end mounted on the two partition plates at both ends, respectively.
Further, the sample rack storage bin further comprises a locking mechanism for locking the sample rack within the sample rack storage location.
Further, the locking mechanism comprises negative pressure suction cups which are arranged in one-to-one correspondence with the sample rack placing positions, and the negative pressure suction cups are arranged on the back plate and lock the sample rack in the sample rack placing positions in a negative pressure adsorption mode.
Further, the locking mechanism comprises door assemblies which are arranged in one-to-one correspondence with the sample rack placing positions, and the door assemblies comprise locking doors which are arranged in correspondence with the sample rack inlets and outlets and opening and closing mechanisms used for driving the locking doors to open or close the corresponding sample rack inlets and outlets.
Further, the locking mechanism is in including setting up the pivot of bottom plate below and with the locking motor that the pivot transmission is connected, in the pivot with sample frame place the position one-to-one be equipped with the locking pin, the locking pin with the pivot synchronous rotation, be equipped with on the bottom plate and be used for stepping down the hole of stepping down of locking pin.
The utility model also provides a sample rack carrying platform, which comprises a workbench, wherein the sample rack storage bin is arranged on the workbench, a carrying rack rail is arranged on the workbench, and the carrying rack rail is arranged on one side of the sample rack placing position, which is provided with the sample rack entrance.
The utility model has the beneficial effects that:
according to the sample rack storage bin, the plurality of sample rack placing positions for placing the sample racks are arranged in the storage bin body, and the sample rack inlet and outlet are arranged on the same side of each sample rack placing position, so that the sample racks can independently enter or move out of the corresponding sample rack placing positions through the sample rack inlet and outlet; in the sample feeding process, after any sample rack in the storage bin body meets the sample feeding condition, the sample rack can be directly moved out through the sample rack inlet and outlet, and meanwhile, the detected sample rack can also be returned into the sample rack placing position through the sample rack inlet and outlet. Because each sample rack can independently enter and exit the sample rack placing position, the priority setting and the sorting can be carried out on the unused sample rack placing positions according to the needs, and the use is more flexible and convenient.
Drawings
In order to make the objects, technical solutions and advantageous effects of the present utility model more clear, the present utility model provides the following drawings for description:
FIG. 1 is a schematic diagram of an embodiment of a sample presentation system;
FIG. 2 is a plan view of the sample presentation system;
FIG. 3 is an isometric view of the sample tube orientation assembly in a first orientation;
FIG. 4 is an isometric view of the sample tube orientation assembly in a second orientation;
FIG. 5 is a schematic view of an embodiment of a sample rack storage compartment of the present utility model;
FIG. 6 is a cross-sectional view of a sample rack storage compartment;
FIG. 7 is a schematic diagram of an on-line assembly with a push-up channel set to one;
FIG. 8 is a schematic diagram of an online cache unit;
FIG. 9 is a schematic view of the structure of the channel floor when the pushing frame channel is set as one;
FIG. 10 is a schematic view of a construction of a blocking assembly;
FIG. 11 is a schematic view of the push rod driving assembly with one push rod channel;
FIG. 12 is a schematic diagram of an on-line assembly with two pusher channels;
FIG. 13 is a schematic view of the structure of the channel floor when two pushing channels are provided;
FIG. 14 is a schematic view of the push rod drive assembly with two push rod channels;
FIG. 15 is a schematic view of the structure of the Z-direction drive assembly;
FIG. 16 is a schematic view of the structure in the first docked position when the first docked position and the second docked position are coincident and both sample racks are simultaneously driven;
FIG. 17 is a schematic view of the structure when two sample racks are driven to the second resting position when the first docking position and the second docking position coincide and both sample racks are driven simultaneously;
FIG. 18 is a schematic view of the structure when driving one sample rack from the second docked position when the first docked position and the second docked position coincide and both sample racks are driven simultaneously;
FIG. 19 is a schematic view of the structure of a sample rack driven to reach the inlet and outlet of the analyzer when the first docking position and the second docking position coincide and both sample racks are driven simultaneously;
FIG. 20 is a schematic illustration of the start and end states of driving a sample rack from a first docked position to a second docked position when the first docked position and the second docked position are misaligned and only one sample rack is driven;
FIG. 21 is a schematic view of the initial and final states of driving a sample rack from a second docked position to an analyzer doorway when the first docking position and the second docking position are misaligned and only one sample rack is driven;
FIG. 22 is a schematic view of the structure of two pushing rods and two sample holders, n 1 The value is 0;
FIG. 23 is a schematic view of the structure of two pushing rods and two sample holders, n 1 The value is 2;
FIG. 24 is a schematic view of the structure of two push rods and a sample frame, n 2 The value is 1;
FIG. 25 is a schematic view of the structure of two push rods and a sample frame, n 2 The value is 2;
FIG. 26 is a flow chart of a sample application method according to the present utility model;
FIG. 27 is a flow chart of locating a bar code on a sample tube.
Reference numerals illustrate:
1-a sample tube; 2-sample rack; 3-hole slots;
10-an operation track; 11-track entry; 12-track exit; 13-sample tube holder; 15-a sample tube orientation assembly; 151-fixed wheel frame; 152-fixed wheels; 153-first mount; 154-a first horizontal track; 155-blocking wheel frame; 156-blocking arms; 157-a blocking wheel; 158-a first motor; 159-a first eccentric shaft; 160-a first kidney-shaped round hole; 161-a second mount; 162-a second horizontal track; 163-drive wheel carriage; 164-driving the axle; 165-a drive wheel; 166-driving a motor; 167 belt drive; 168-a second motor; 169-a second kidney-shaped round hole; 170-a second eccentric shaft; 171-barcode scanner; 172-scanning the mounting frame; 173-a vertical rotation shaft; 174-arc guide grooves; 175-judging a tube sensor;
20-sample rack storage bins; 21-a supporting frame; 22-a bottom plate; 23-a back plate; 24-separator; 25-transmitting end; 26-receiving end; 27-a rotating shaft; 271-locking pins; 28-locking the motor; 29-relief holes;
30-a manipulator assembly; 31-a manipulator;
40-carrying frame tracks; 41-a carriage trolley;
a 50-online assembly; 51-on-line rack;
52-a channel floor; 521-pushing frame channel; 522-a blocking mount; 523-guiding wheel seat; 524-idler shaft; 525—a guide wheel; 526-a rubber layer; 527—a guide bar; 528-linear bearings; 529-a spring;
53-an online cache unit; 531-docking channel; 5311-a detection sensor; 532—a first channel side plate; 533-switch rail; 534-switching slide; 535-a first synchronous pulley; 536-a first synchronization belt; 537-switching the motor; 538-connecting block; 5391-a first optocoupler sensor; 5392-a first light blocking sheet;
54-a second channel side plate;
551-Y direction guide rail; 552-Y direction slide; 553, a second synchronous pulley; 554-a second timing belt; 555-Y direction driving motor; 556-X direction guide rail; 557-X direction slide seat; 558-X direction screw motor; 559-a second optocoupler sensor; 560-a second light blocking sheet; 561-Z guide rail; 562-Z-direction slide; 563-Z-direction lead screw motor; 564-a third synchronous pulley; 565-a third timing belt; 566-Z direction driving motor;
571-a first location point; 572—a second anchor point; 573-a third localization site; 574-fourth anchor point;
581-pushrod holder; 582-pushrod.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model, so that those skilled in the art may better understand the utility model and practice it.
As shown in fig. 1-2, the sample presentation system of the present embodiment includes an operation rail 10, a sample rack storage compartment 20, a manipulator assembly 30, a rack rail 40, and an on-line assembly 50, wherein the sample rack storage compartment 20 is located between the operation rail 10 and the rack rail 40. Both ends of the operation rail 10 of the present embodiment are respectively communicated with the pipeline rail 100. Specifically, the two ends of the operation rail 10 of the present embodiment are a rail inlet 11 and a rail outlet 12, respectively, a sample tube holder 13 carrying a sample tube 1 to be detected enters the operation rail 10 via the rail inlet 11, and an empty sample tube holder 13 and a sample tube holder 13 carrying a detected sample tube 1 enter the pipeline rail 100 via the rail outlet 12. The sample tube orientation assembly 15 is further disposed in the operation rail 10 of the present embodiment, the sample tube orientation assembly 15 is located at the unloading station of the operation rail 10, and the sample tube orientation assembly 15 is used to orient the bar code attached to the sample tube 1 in a specific direction. In a preferred implementation manner of the present embodiment, a detection component (not shown in the drawing) for reading the sample information in the corresponding sample tube 1 to determine whether the corresponding sample tube 1 needs to enter the operation channel 10 is provided at the upstream of the track inlet 11, and by reading the bar code on the sample tube 1, not only the sample information carried in the sample tube 1 can be obtained, so as to determine whether the sample tube 1 needs to enter the current sample delivery system, but also the priority information of the sample tube 1 can be determined through the sample information under the condition that the current sample delivery system needs to be entered, so that the sample tube 1 can be transferred into the sample rack 2 for storing the sample tube 1 with the corresponding priority by using the manipulator component 30.
A plurality of sample rack placing positions for placing the sample racks 2 are arranged in parallel in the sample rack storage bin 20 of the present embodiment. One end of the sample rack placement position is provided with a sample rack entrance for the entry or removal of the sample rack 2. In this embodiment, the sample rack entrances and exits of all the sample rack placing positions are located on the same side of the sample rack storage bin 20, and the rack transporting rail 40 is disposed on the side of the sample rack storage bin 20 provided with the sample rack entrances and exits, so that the rack transporting trolley 41 can hook the sample rack 2 from the sample rack placing position or transfer the sample rack 2 to the corresponding sample rack placing position. The manipulator assembly 30 is movable in three directions of mutual handling, and a manipulator 31 provided on the manipulator assembly 30 is used for gripping the sample tube 1 to transfer a sample tube 1 to be tested in a sample tube holder 13 located at an unloading station of the handling rail 10 into the sample rack 2 or to transfer a sample tube 1 tested in the sample rack 2 into a sample tube holder located at a loading station of the handling rail 10. A rack carriage 41 for transferring the sample rack 2 is provided in the rack rail 40 of the present embodiment, and the sample carriage 41 is used for hooking the sample rack 2 from the sample rack placing position and transferring the sample rack 2 into the on-line assembly 50. The online assembly 50 of the present embodiment is perpendicular to the rack rail 40, and is used for connecting the rack rail 40 and the analyzer, and an online buffer unit 53 is disposed in the online assembly 50.
As shown in fig. 3-4, the sample tube orientation assembly 15 of the present embodiment includes a fixed wheel assembly, a barrier wheel assembly, a drive wheel assembly, and a barcode scanning assembly. Wherein the fixed wheel assembly and the blocking wheel assembly are respectively disposed at both sides of the operation rail 10. The fixed wheel assembly of this embodiment includes a fixed wheel frame 151, a fixed wheel shaft located in a vertical direction is disposed on the fixed wheel frame 151, a fixed wheel 152 in running fit with the fixed wheel shaft is mounted on the fixed wheel shaft, and the fixed wheel 152 is used for rolling fit with the sample tube seat 13. The sample tube orientation assembly 15 of the present embodiment is further provided with a tube determination sensor 175 for detecting whether the sample tube 1 is loaded in the sample tube holder 13, and the tube determination sensor 175 is an optocoupler sensor and is mounted on the fixed wheel frame 151.
The blocking wheel assembly of this embodiment includes a first mounting frame 153 fixedly mounted, a first horizontal rail 154 perpendicular to the operation rail 10 is provided on the first mounting frame 153, a blocking wheel frame 155 slidably engaged with the first horizontal rail 154 is provided on the first horizontal rail 154, a blocking arm 156 is provided on the blocking wheel frame 155, and a blocking wheel 157 is provided on the blocking arm 156. The first mounting frame 153 is further provided with a blocking moving mechanism for driving the blocking wheel 157 to move toward the operation rail 10 to block the sample tube holder 13 and cooperate with the sample tube holder 13, or for driving the blocking wheel 157 to move away from the operation rail 10 to release the sample tube holder 13. Specifically, the blocking moving mechanism of the present embodiment includes a first motor 158 mounted on a first mounting frame 153, a first eccentric shaft 159 perpendicular to a first horizontal rail 154 is disposed on an output shaft of the first motor 158, a first kidney-shaped circular hole 160 parallel to the operating rail 10 in a length direction is disposed on a blocking wheel frame 155, and the first eccentric shaft 159 is disposed in the first kidney-shaped circular hole 160. The first eccentric shaft 159 is driven to rotate by the first motor 158, and the blocking wheel frame 155 can be driven to move along the first horizontal rail 154 by the cooperation between the first eccentric shaft 159 and the first kidney-shaped circular hole 160.
The drive wheel assembly of the present embodiment includes a drive wheel 165, a drive wheel drive mechanism, and a drive wheel movement mechanism. The driving wheel moving mechanism of the embodiment comprises a second mounting frame 161 which is fixedly mounted, a second horizontal rail 162 which is perpendicular to the operation rail 10 is arranged on the second mounting frame 161, a driving wheel frame 163 which is in sliding fit with the second horizontal rail 162 is mounted on the second horizontal rail 162, a driving wheel shaft 164 which is in rotating fit with the driving wheel frame 163 is arranged on the driving wheel frame 163, and a driving wheel 165 which rotates synchronously with the driving wheel shaft 164 is mounted on the driving wheel shaft 164. The driving wheel driving mechanism of the present embodiment includes a driving motor 166 in transmission connection with the driving wheel 165, the driving motor 166 is mounted on the driving wheel frame 163, the output shaft of the driving motor 166 is parallel to the rotation shaft of the driving wheel 165, and the driving motor 166 is located at one side of the driving wheel 165 facing away from the operation rail 10, so that the distance between the driving motor 166 and the operation rail 10 can be increased, and interference with the manipulator assembly 30 is avoided. In this embodiment, a belt transmission mechanism 167 is disposed between the driving motor 166 and the driving axle 164, however, in other embodiments, a chain transmission mechanism, a gear transmission mechanism, etc. may be disposed between the driving motor 166 and the driving axle 164, which will not be described again. Specifically, the driving wheel moving mechanism of the present embodiment further includes a second motor 168 fixedly installed on the second mounting frame 161, a second kidney-shaped circular hole 169 having a length direction parallel to the operation channel 10 is provided on the driving wheel frame 163, and a second eccentric shaft 170 matched with the second kidney-shaped circular hole 169 is connected to the second motor 168 in a driving manner. Similarly, the second motor 168 drives the second eccentric shaft 170 to rotate, and the driving wheel frame 163 can be moved along the second horizontal rail 162 by using the matching relationship between the second eccentric shaft 170 and the second kidney-shaped circular hole 169.
The barcode scanner assembly of the present embodiment includes a barcode scanner 171 and a scanning rotation mechanism. The barcode scanner 171 is used to scan the sample tube 1 and identify the barcode position on the sample tube 1. The scanning rotation mechanism is used for adjusting the direction of the bar code scanner 171 to scan the sample tube 1. In this embodiment, the barcode scanner assembly includes a scan mount 172, and the barcode scanner 171 is fixedly mounted on the scan mount 172. The scanning rotation mechanism of this embodiment includes a vertical rotation shaft 173 disposed on the first mounting frame 153 and an arc guide groove 174 disposed on the scanning mounting frame 172, the scanning mounting frame 172 is in running fit with the vertical rotation shaft 173, and when the barcode scanner 171 rotates along the vertical rotation shaft 173 to a set direction, the position of the scanning mounting frame 172 is fixed by using the arc guide groove 174.
Of course, in other embodiments, the manipulator assembly 30 may also include a manipulator 31 for grabbing and adjusting the direction of the sample tube 1 and a bar code meter for identifying the bar code position on the sample tube 1, that is, after the manipulator 31 grabs the sample tube 1, the manipulator 31 rotates the sample tube 1 to adjust the direction of the sample tube 1, so that the bar code attached to the sample tube 1 is located in the set direction.
As shown in fig. 5 to 6, the sample rack storage bin 20 of the present embodiment includes a support frame 21 and a storage bin body mounted on the support frame 21, specifically, the storage bin body includes a bottom plate 22, a back plate 23 perpendicular to the bottom plate 22, and partition plates 24 arranged at intervals, the partition plates 24 are perpendicular to the bottom plate 22 and the back plate 23, a sample rack placing position is formed between two adjacent partition plates 24, and one end of the sample rack placing position opposite to the back plate 23 forms a sample rack entrance. In the preferred implementation of this embodiment, a sensor assembly is provided between the two baffles 24 at both ends to determine whether the sample rack 2 has been fully moved into or out of the sample rack placement position. Specifically, in the present embodiment, the sensor assembly includes a transmitting end 25 and a receiving end 26 mounted on two partitions 24 at both ends, respectively, and the sample rack 2 blocks signal transmission between the transmitting end 25 and the receiving end 26 when the sample rack 2 is not completely moved into or out of the sample rack placing position. Of course, when the sample rack 2 is not completely entered into the sample rack placing position but the distance error from the sample rack 2 to the sample rack placing position is smaller than the set threshold value, signal transmission between the transmitting end 25 and the receiving end 26 is not blocked, and the sample rack 2 can be completely entered into the sample rack placing position by means of the locking mechanism. Specifically, the sample rack storage compartment 20 of the present embodiment further includes a locking mechanism for locking the sample rack 2 in the sample rack placement position. The locking mechanism can be realized in various ways, in some embodiments, the locking mechanism can be a negative pressure sucker which is arranged in a one-to-one correspondence with the sample rack placing position, the negative pressure sucker is arranged on the back plate 23 and locks the sample rack 2 in the sample rack placing position in a negative pressure adsorption manner, at least one negative pressure sucker is correspondingly arranged on the specific back plate 23 and each sample rack placing position, and the sample rack 2 in each sample rack placing position can be respectively locked in a negative pressure adsorption manner. In other embodiments, the locking mechanism includes a door assembly disposed in one-to-one correspondence with the sample rack placement position, the door assembly includes a locking door disposed in correspondence with the sample rack entrance and an opening/closing mechanism for driving the locking door to open or close the corresponding sample rack entrance, and the technical purpose of locking the sample rack 2 in the corresponding sample rack placement position can also be achieved by using the door assembly. The locking mechanism of this embodiment includes the pivot 27 that sets up in bottom plate 22 below and the locking motor 28 that is connected with the pivot 27 transmission, is equipped with the locking pin 271 with sample frame placement position one-to-one in the pivot 27, and the locking pin 271 rotates with the pivot 27 is synchronous, is equipped with the hole 29 of stepping down that is used for stepping down the locking pin 271 on the bottom plate 22. Rotating shaft 27, locking pin 271 enters sample rack placing position through giving way hole 29, locking pin 271 stretches into in the hole groove 3 of sample rack 2 bottom, locking pin 271 continues to rotate with spacing cooperation between the lateral wall of hole groove 3 in order to lock sample rack 2, simultaneously to not getting into sample rack placing position and error is less than sample rack 2 of settlement threshold value, locking pin 271 can also drive sample rack 2 to get into sample rack placing position completely in.
As shown in fig. 7, the link assembly 50 of the present embodiment includes a link bracket 51, a channel bottom plate 52 is mounted on the link bracket 51, and a link buffer unit 53 is mounted above the channel bottom plate 52. The online buffer unit 53 of the present embodiment includes a docking channel component and a switching driving component. At least three docking channels 531 are arranged in parallel in the docking channel assembly, one docking channel 531 is a return channel for buffering the detected sample rack, the other docking channels are sample injection channels for buffering the sample rack 2 to be detected, and the buffered sample rack 2 to be detected is transferred to an analyzer for detection. In this embodiment, three docking channels 531 are arranged in parallel in the docking channel assembly, wherein one docking channel 531 is used as a return channel, and the other two docking channels 531 are used as sample injection channels. One of the two sample injection channels is used for buffering and transferring a conventional sample rack with lower priority, and the other sample injection channel is used for buffering and transferring an emergency sample rack with higher priority. Of course, in other embodiments, the docking channels 531 may be set to four or more, at this time, the number of sample channels is 3 or more, so the number of priority levels of the sample racks 2 may be set to at least 1 and at most equal to the number of sample channels, so the docking channels 531 may be used for freely setting the priority levels of the sample racks 2 according to the detection requirement, and meanwhile, the sample racks 2 with different priority levels may be temporarily stored in the corresponding sample channels, the sample racks 2 with high priority levels are input into the analyzer for detection, the sample racks 2 with low priority levels are input into the analyzer for detection, and the sample racks 2 with the same priority level enter the analyzer for detection in sequence. The switching driving component is used for driving the docking channel component to move so that different docking channels 531 are in docking communication with the inlet and outlet of the analyzer. Specifically, as shown in fig. 8, the online buffer unit 53 of the present embodiment includes a plurality of first channel side plates 532 arranged in parallel, and a docking channel 531 is formed between two adjacent first channel side plates 532; the first channel side plates 532 are located above the channel bottom plate 52, and the switching drive assembly is used to drive all the first channel side plates 532 to move along the direction perpendicular to the docking channel 531. The on-line bracket 51 of the present embodiment is provided with a switching guide rail 533 perpendicular to the docking channels 531, the switching guide rail 533 is provided with a switching slide plate 534 in sliding fit with the switching guide rail 533, and all the first channel side plates 532 are fixedly mounted on the switching slide plate 534, so that all the first channel side plates 532 can move along the switching guide rail 533 along with the switching slide plate 534, and further the positions of the docking channels 531 are changed, so that the docking channels 531 are in docking communication with the entrances and exits of the analyzer. Specifically, the switching driving assembly of the present embodiment includes first synchronous pulleys 535 located at two ends of the switching guide rail respectively, a first synchronous belt 536 is sleeved between the two first synchronous pulleys 535, the on-line bracket 51 is installed to be in transmission connection with one of the first synchronous pulleys 535 to switch the motor 537, a connection block 538 is provided on the first synchronous belt 536, and the connection block 538 is fixedly connected with the switching slide 534. In order to locate the docking channel 531, in this embodiment, docking points are provided on the online bracket 51 in one-to-one correspondence with the docking channel 531. Specifically, each docking positioning point of the present embodiment is provided with a first optocoupler sensor 5391 (see fig. 7), the switching slide 534 is provided with a first light barrier 5392 (see fig. 7) that is matched with the first optocoupler sensor 5391, and the position of the switching slide 534 on the switching guide rail 533 can be determined by the change of the detection signals of different first optocoupler sensors 5391, so as to further realize the positioning of the docking channel 531. In a preferred implementation of this embodiment, a detection sensor 5311 for detecting whether the sample rack 2 is in place is provided at an end of the docking channel 531, and the detection sensor 5311 of this embodiment employs a reflective optocoupler.
In this embodiment, the length of the docking channel 531 is smaller than the length of the channel bottom plate 52, and the online buffer unit 53 may be disposed at any position of the channel bottom plate 52, for example: the on-line buffer unit 53 may be disposed at one end of the channel floor 52 near the rack channel 40; the on-line buffer unit 53 may also be disposed at one end of the channel bottom plate 52 near the analyzer; even the online buffer unit 53 may be disposed in the middle of the channel bottom plate 52; the location of the on-line buffer unit 53 on the channel floor 52 does not affect the achievement of technical objectives. The on-line buffer unit 53 of the present embodiment is disposed at one end of the channel bottom plate 52 near the rack channel 40. Of course, in other embodiments, the length of the docking channel 531 may be set equal to the length of the channel bottom plate 52, i.e., the sample rack 2 is directly transferred into the corresponding docking channel 531 by the sample carriage 41 for temporary storage, and then the sample rack 2 is transferred into the analyzer for detection by the pushing rack assembly according to the set priority order.
In order to transfer the sample rack 2 to be detected in the sample introduction channel to the analyzer and transfer the sample rack 2 detected by the analyzer to the recovery channel, the pushing rack channel 521 penetrating through both ends of the channel bottom plate 52 is provided in the present embodiment, and the width of the pushing rack channel 521 is smaller than the width of the docking channel 531, so as to avoid the sample rack 2 from tilting or falling from the inside of the pushing rack channel 521, as shown in fig. 9. In this embodiment, in order to further ensure that the sample rack 2 does not tilt or even fall due to the pushing rack channel 521, the blocking component for preventing the sample rack 2 from tilting or falling and allowing the pushing rod component to pass through is disposed in the pushing rack channel. As shown in fig. 10, the blocking assembly of the present embodiment includes blocking units respectively disposed on two sidewalls of the pushing frame channel 521, the blocking units include a blocking base 522 and a guide wheel seat 523, the guide wheel seat 523 is provided with a guide wheel shaft 524 located in a vertical direction, the guide wheel shaft 524 is provided with a guide wheel 525 in running fit with the guide wheel shaft, and the guide wheel 525 of the present embodiment is sleeved with a rubber layer 526 for reducing noise. The blocking base of the present embodiment is provided with a guide rod 527 perpendicular to the pushing frame channel 521 and located in a horizontal direction, the guide rod 527 is in sliding fit with the blocking base 522, a linear bearing 528 matched with the guide rod 527 is provided in the blocking base 522, the guide wheel seat 523 of the present embodiment is mounted on the guide rod 527, and the guide rod 527 is sleeved with a spring 529 located between the blocking base 522 and the guide wheel seat 523. In the free state, the two guide wheels 525 positioned at both sides of the pushing frame channel 521 move towards each other and contact with each other under the action of the spring 529, thereby closing the pushing frame channel 521 and preventing the sample frame 2 from tilting or falling. When the push rod assembly passes, the two guide wheels 525 compress the spring 529 through the guide wheel seat 523 and move in opposite directions, so that a gap is formed between the two guide wheels 525 for the push rod assembly to pass.
In this embodiment, since the length of the docking channel 531 is smaller than that of the channel bottom plate 52, the channel bottom plate 52 is further provided with second channel side plates 54 respectively located at two sides of the pushing frame channel 521, the second channel side plates 54 and the online buffer unit 53 are arranged in a staggered manner, and the width between the two second channel side plates 54 located at two sides of the pushing frame channel 521 is equal to that of the docking channel 531. In this way, the second channel side plate 54 is provided at a portion of the pushing frame channel 521 which is not in contact with the in-line buffer unit 53 to form a fixed track, thereby realizing a guiding function for the sample frame 2.
In this embodiment, the push frame assembly is mounted on the link bracket 51. The pushing frame assembly of the present embodiment includes a pushing rod assembly which can be matched with the bottom surface hole groove 3 of the sample frame 2 through the pushing frame channel 521, and a pushing rod driving assembly for driving the pushing rod assembly to move. Specifically, as shown in fig. 9, when the pusher channel 521 is provided as one, the pusher driving assembly is used to drive the pusher assembly to move in the Y direction and the Z direction. As shown in FIG. 11, the push rod driving assembly includes a Y-direction guide rail 551 parallel to the docking channel 531, the Y-direction guide rail 551 is disposed on the connection bracket 51, the Y-direction guide rail 551 is provided with a Y-direction sliding seat 552 in sliding fit with the Y-direction guide rail 551, and the connection bracket is provided with a Y-direction driving assembly for driving the Y-direction sliding seat 552 to move along the Y-direction guide rail. The Y-directional driving assembly can be implemented in various existing manners, and in this embodiment, the Y-directional driving assembly includes second synchronous pulleys 553 respectively located at two ends of the Y-directional guide rail 551, a second synchronous belt 554 is disposed between the two second synchronous pulleys 553, a Y-directional driving motor 555 in transmission connection with one of the second synchronous pulleys 553 is installed on the online bracket 51, and the second synchronous belt 554 is fixedly connected with the Y-directional sliding seat 552. The Y-direction sliding seat 552 is provided with a Z-direction sliding seat 562 which is perpendicular to the butt joint track and is positioned on the Z-direction guide track 561 in the vertical direction, the Z-direction sliding seat 561 is provided with a Z-direction driving component which is used for driving the Z-direction sliding seat 562 to move along the Z-direction guide track, and the Y-direction sliding seat 552 is provided with a Z-direction driving component which is in sliding fit with the Z-direction sliding seat 562. The Z-direction driving assembly can be implemented in various existing manners, in this embodiment, the Z-direction driving assembly adopts a Z-direction screw motor 563 with an axis parallel to the Z-direction guide rail 561, an output shaft of the Z-direction screw motor 563 is fixedly connected with the Z-direction slide 562, in this embodiment, the output shaft of the Z-direction screw motor 563 is fixedly connected with the push rod seat, the Z-direction slide 562 is fixedly connected with the push rod seat, and the output shaft of the Z-direction screw motor 563 is indirectly fixedly connected with the Z-direction slide 562 through the push rod seat. In this embodiment, the pusher assembly is mounted on a Z-slide 562.
As shown in fig. 12-13, when the pusher channel 521 is provided in at least two side-by-side relationship, the pusher driving assembly is used to drive the pusher assembly to move in the X-direction, the Y-direction, and the Z-direction. As shown in fig. 14-15, the push rod driving assembly comprises a Y-direction guide rail 551 parallel to the docking channel 531, the Y-direction guide rail 551 is disposed on the connection bracket 51, a Y-direction slide seat 552 in sliding fit with the Y-direction guide rail 551 is mounted on the Y-direction guide rail 551, and a Y-direction driving assembly for driving the Y-direction slide seat 552 to move along the Y-direction guide rail 551 is disposed on the connection bracket 51. The Y-directional driving assembly can be implemented in various existing manners, and in this embodiment, the Y-directional driving assembly includes second synchronous pulleys 553 respectively located at two ends of the Y-directional guide rail 551, a second synchronous belt 554 is disposed between the two second synchronous pulleys 553, a Y-directional driving motor 555 in transmission connection with one of the second synchronous pulleys 553 is installed on the online bracket 51, and the second synchronous belt 554 is fixedly connected with the Y-directional sliding seat 552. The Y-direction sliding seat 552 of this embodiment is provided with an X-direction guide rail 556 perpendicular to the docking rail 531 and located in the horizontal direction, the X-direction guide rail 556 is provided with an X-direction sliding seat 557 in sliding fit with the X-direction guide rail 556, and the Y-direction sliding seat 552 is provided with an X-direction driving assembly for driving the X-direction sliding seat 557 to move along the X-direction guide rail 556. The X-direction driving assembly can be implemented in various existing manners, and in this embodiment, the X-direction driving assembly adopts an X-direction screw motor 558 with an axis parallel to the X-direction guide rail 556, and an output shaft of the X-direction screw motor 558 is fixedly connected with the X-direction slide seat 557. In this embodiment, the Y-direction sliding base 552 is provided with pushing frame positioning points corresponding to the pushing frame channels 521 one by one. In this embodiment, each pushing frame positioning point is respectively provided with a second optical coupler sensor 559, and the x-direction slide seat 557 is provided with a second light blocking piece 560 matched with the second optical coupler sensor 559. The X-direction slide 557 of the present embodiment is provided with a Z-direction guide rail 561, the Z-direction slide 562 slidably matched with the Z-direction guide rail 561 is mounted on the Z-direction guide rail 561, and the X-direction slide 557 is provided with a Z-direction driving component for driving the Z-direction slide 562 to move along the Z-direction guide rail 561. The Z-direction driving assembly may be implemented in various existing manners, and in this embodiment, the Z-direction driving assembly includes two third synchronous pulleys 564 located at two ends of the Z-direction track 561, a third synchronous belt 565 is sleeved between the two third synchronous pulleys 564, a Z-direction driving motor 566 in driving connection with one of the third synchronous pulleys 564 is installed on the x-direction slide seat 557, and the third synchronous pulleys 564 are fixedly connected with the Z-direction slide seat 562. The pusher assembly is mounted on Z-slide 562.
Specifically, in the present embodiment, the X direction is a horizontal direction perpendicular to the docking rail 531, the Y direction is a horizontal direction parallel to the docking rail 531, and the Z direction is a vertical direction perpendicular to the docking rail 531.
In this embodiment, two positions for the sample rack 2 to rest are provided on the channel bottom plate 52 along the direction of the pushing rack channel 521, the two rest positions being a first rest position near the rack channel 40 and a second rest position near the analyzer, respectively. The corresponding online bracket 51 is provided with four positioning points for positioning the push rod assembly along the Y direction, as shown in fig. 11, the four positioning points are respectively:
a first anchor point 571 and a second anchor point 572: the push rod assembly pushes the sample rack 2 to be detected to reach a second stop position from a first stop position, or pushes the detected sample rack 2 to reach two positioning point positions of the first stop position from the second stop position; wherein the first anchor point 571 is adjacent to the carrier channel 40 and the second anchor point 572 is adjacent to the analyzer;
third anchor point 573 and fourth anchor point 574: the push rod assembly pushes the sample rack 2 to be detected to reach an access opening of the analyzer from the second stopping position, or the push rod assembly pushes the detected sample rack 2 to reach two positioning point positions of the second stopping position from the access opening of the analyzer; wherein the third anchor point 573 is adjacent to the rack channel and the fourth anchor point 574 is adjacent to the analyzer.
In this embodiment, the second stopping position is disposed corresponding to the on-line buffer unit 53, that is, when the docking channel 531 is in docking communication with the corresponding pushing frame channel 521, the second stopping position is located in the docking channel 531, so as to achieve the technical purpose of buffering the sample frame 2 in the on-line buffer unit 53.
In this embodiment, the push rod assembly includes a push rod base 581 parallel to the Y direction, and at least one push rod 582 for engaging with the bottom hole groove 3 of the sample holder 2 is mounted on the push rod base 581. When the push rod assembly moves between the first positioning point 571 and the second positioning point 572, the position where the push rod seat 581 is in butt joint with the sample rack 2 is a first butt joint position; the position where the pusher holder 581 is docked with the sample holder 2 is the second docking position as the pusher assembly moves between the third and fourth anchor points 573, 574.
Specifically, the positions and the number of the push rods 582 are set in relation to the positional relationship between the first docking position and the second docking position, and the number of movements of the sample rack 2 per actuation. Specific:
when the first docking position and the second docking position are coincident:
if the push rod assembly pushes only one sample rack 2 to be detected from the first stop position to the second stop position at a time, one push rod 582 is arranged on the push rod seat 581 at the first stop position, and the movement of the sample rack 2 between the first stop position and the second stop position of the push rod channel 521 and the movement of the sample rack between the inlet and the outlet of the analyzer at the second stop position can be satisfied by using one push rod 582;
If the push rod assembly pushes two sample holders 2 to be detected each time from the first rest position to the second rest position, two push rods 582 are provided on the push rod base 581 at the first docking position, so that the two push rods 582 provided at the first docking position can simultaneously drive the two sample holders 2 to move between the first rest position and the second rest position of the push rod channel 521, and simultaneously drive the two push rods 582 to drive one sample holder 2 to move between the second rest position of the push rod channel 521 and the entrance and exit of the analyzer, as shown in fig. 16-19.
When the first docking position and the second docking position do not coincide:
if the push rod assembly pushes only one sample rack 2 to be detected from the first stop position to the second stop position at a time, one push rod 582 is arranged on the push rod seat 581 at the first stop position and the second stop position respectively, the number of push rods 582 at the moment is two, the push rod 582 arranged at the first stop position is used for driving the sample rack 2 to move between the first stop position and the second stop position of the push rack channel 521, and the push rod 582 arranged at the second stop position is used for driving the sample rack 2 to move between the inlet and the outlet of the analyzer at the second stop position of the push rack channel 521, as shown in fig. 20-21;
If the push rod assembly pushes two sample racks 2 to be detected each time from the first rest position to the second rest position, two push rods 582 are arranged on the push rod seat 581 at the first docking position and one push rod 582 is arranged at the second docking position, so that the two sample racks 2 can be simultaneously driven to move between the first rest position and the second rest position of the push rod channel 521 by using the two push rods 582 arranged at the first docking position; while using a push rod 582 arranged in the second docking position for driving a sample rack 2 between the second docking position of the rack channel 521 and the entrance/exit of the analyzer.
Specifically, when two push rods 582 are provided on the push rod holder 581 at the first docking position, the distance between the two push rods 582 satisfies:
D=d 1 +n 1 d 2 -d 0
n 2 d 2 ≤D+d 0 ≤n 2 d 2 +d 3
where D is the spacing between the two push rods 582 at the first docking position; d, d 0 The width of the pushrod in a direction parallel to the pushrod path 521; d, d 1 To be respectively belonged to two sample holders 2 and adjacent holes 3 are oriented to the same sideA spacing between the two sidewalls; d, d 2 Is the distance between two side walls of two adjacent hole slots which belong to the same sample rack 2 and face the same side; d, d 3 Is the width of the slot 3 in a direction parallel to the pusher channel 521; n is n 1 Is an integer of 0 or more; n is n 2 Is an integer of 1 or more. By limiting the distance between the two push rods 582 at the first docking position, during the process of driving the two sample racks 2 between the first docking position and the second docking position, the two push rods 582 at the first docking position can be simultaneously and limitedly matched with the side walls of the holes at the bottoms of the two sample racks 2 facing the same side, as shown in fig. 22-23, in fig. 22, n 1 The value of (2) is 0, in FIG. 23, n 1 The value of (2). In driving a sample holder 2 between a second rest position and the entrance/exit of the analyzer, two push rods 582 at the first docking position are in a limit fit between the side walls of one of the wells at the bottom of the sample holder 2, one push rod 582 is located in the middle of the other well 3 at the bottom of the sample holder 2, as shown in fig. 24-25, n in fig. 24 2 Has a value of 1, n in FIG. 25 2 The value of (2).
The present embodiment also provides a sample analyzer, which includes an analyzer and the sample feeding system described above, wherein the analyzer is provided with an inlet and an outlet for the sample rack 2 to enter and exit, and the online assembly 50 is in butt joint with the inlet and the outlet.
The present embodiment also proposes a sample processing system comprising a pipeline track 100 and at least one sample analysis device as described above of the present embodiment arranged along the pipeline track 100.
Hereinafter, a specific embodiment of the sample feeding method according to the present utility model will be described in detail with reference to the above-described sample feeding system.
As shown in fig. 26, in the sample feeding method of the present embodiment, a priority is set for each sample rack placement position in the sample rack storage bin 20, sample information of a sample tube 1 located at an unloading station of the operation rail 10 is read, the priority of the sample tube 1 is obtained, and the sample tube 1 is transferred to a sample rack 2 located at a corresponding priority of the sample rack storage bin 20. The priority is set to at least two stages, the lowest priority is the normal level, and the highest priority is the emergency level.
Specifically, during the continuous transfer of the sample tube 1 into the sample rack 2, the analyzer is fed with samples according to the following steps:
step one: if the sample rack storage bin 20 is full of sample racks or a preset rack feeding condition is met, the sample rack 2 is transferred to the rack transporting trolley 41, and the rack transporting trolley 41 is utilized to transfer the sample rack 2 into a sample feeding channel with corresponding priority in the online caching unit 53 for caching. Specifically, when transferring the sample rack 2 from the sample rack storage bin 20 to the online buffer unit 53, the rack carriage 41 transfers the sample rack 2 into the fixed channel of the online assembly 50, and adjusts the position of the online buffer unit 53 to align the sample channel corresponding to the priority of the sample rack 2 in the online buffer unit 53 with the fixed channel, and then transfers the sample rack 2 into the sample channel corresponding to the priority.
Specifically, different rack feeding conditions are preset for the sample racks 2 with different priorities.
For a sample rack 2 of conventional priority, the rack feeding condition is that the sample rack is full.
For the sample rack 2 with the non-regular priority, the rack feeding conditions are two, namely: (1) the sample rack is fully loaded; (2) No second sample tube 1 is transferred into the sample rack 2 within a set time interval after the previous sample tube 1 is transferred into the sample rack 2.
In particular, for the sample rack 2 with priority of emergency treatment, three rack feeding conditions are set in this embodiment, and the conditions are respectively: (1) the sample rack is fully loaded; (2) No second sample tube 1 is transferred into the sample rack 2 within a set time interval after the previous sample tube 1 is transferred into the sample rack 2; (3) The sample rack 2 of emergency treatment stage is loaded with at least one sample tube 1 of emergency treatment stage, and the sample rack 2 of second emergency treatment stage is not arranged in the operation channel 10 between the track entrance 11 and the unloading station.
Step two: judging whether a sample rack exists at an inlet and an outlet of the analyzer: if yes, executing the fourth step; if not, executing the third step.
Step three: according to the priority order from high to low, finding out one sample frame 2 with the highest current priority in the online buffer unit, adjusting the position of the online buffer unit 53, butting and communicating a sample injection channel where the sample frame 2 is located with an inlet and an outlet of an analyzer, transferring the sample frame 2 into the analyzer for detection, and executing the second step.
Step four: judging whether the sample rack 2 exists in the return channel or not: if yes, executing the step six; if not, executing the fifth step.
Step five: adjusting the position of the on-line buffer unit 53 to align the return channel with the inlet and outlet of the analyzer, and transferring the detected sample rack 2 to the return channel; and executing the second step.
Step six, the detected sample rack in the return path is transferred to the rack carriage 41.
Step seven: reading sample rack information through the mark on the sample rack 2, and judging whether the sample rack 2 is correct or not: if yes, executing the step eight; if not, the sample rack 2 is returned to the original path.
Step eight: the corresponding sample rack placement position is obtained from the sample rack information of the sample rack 2, and is transferred into the corresponding sample rack placement position by the rack transport cart 41.
Step nine: the inspected sample tube 1 placed in the sample rack 2 is transferred into a sample tube holder 13 located at the loading station of the handling rail 10.
Specifically, before transferring the sample tube 1 into the sample rack 2 located in the sample rack storage bin 20, the bar code attached to the sample tube 1 is positioned, as shown in fig. 27, as follows:
s1: driving the sample tube seats 13 in the operation channel 10 to sequentially reach an unloading station;
S2: detecting whether the sample tube 1 is loaded in the sample tube holder 13 located at the unloading station by the tube judging sensor 175: if yes, executing step S3; if not, releasing the sample tube seat 13;
s3: it is determined whether the barcode scanner 171 is capable of scanning a barcode on the sample tube: if yes, executing step S4; if not, executing step S8;
s4, driving the sampleThe tube 1 is rotated by a first preset angle θ toward the first direction 1 The method comprises the steps of carrying out a first treatment on the surface of the Wherein, a first preset angle theta 1 The method meets the following conditions: θ 1 <360°-θ 0 ,θ 0 Representing the angle taken up by the bar code on the sample tube, i.e. a first preset angle θ 1 The angle occupied by the blank area of the sample tube, which is not attached with the bar code, is smaller than the angle occupied by the blank area of the sample tube, which is not attached with the bar code;
s5: the barcode scanner 171 is turned on again, and it is judged whether the barcode scanner 171 scans the barcode on the sample tube 1: if yes, executing step S6; if not, executing the step S7;
s6: control the sample tube 1 to rotate towards the second direction by a second preset angle theta 2 Then step S11 is performed; wherein the second preset angle theta 2 The method meets the following conditions: θ 2 =θ 1 /2, or, θ 2 > θ '/2, θ' represents the maximum angle that the barcode can be exposed to the barcode scanner 171, allowing more barcodes to be exposed to the barcode scanner 171; driving the sample tube 1 to turn over towards the second direction by a second preset angle theta 2 The purpose of (2) is: ensuring that bar code information exists on the left side and the right side of the bar code; if the second preset angle theta is not reversed 2 There is a possibility of rotating by a first preset angle theta 1 The angle at which the bar code can be exposed to the bar code scanner 171 is then less, i.e., the edge region of the bar code is exposed to the bar code scanner.
S7: control the sample tube 1 to rotate towards the second direction by a third preset angle theta 3 Then step S11 is performed; wherein the third preset angle theta 3 The method meets the following conditions:or->Causing more bar codes to be exposed within the bar code scanner 171; third preset angle theta 3 Mainly consider the values of (a): when the barcode is first identified, it is likely to be at the edge of the barcode, in which case: equal to a first preset angle theta 1 Sum of half or less of the maximum angle θ' at which the bar code can be exposed in the bar code scanner 171The angle that the code occupies on the sample tube 1 is the difference of half the maximum angle θ' that the bar code can be exposed to the bar code scanner 171, then the range of angles that the bar code can be exposed to within the bar code scanner 171 can just be made equal to the maximum angle that the bar code can be exposed to within the bar code scanner;
s8: controlling the sample tube to rotate towards the second direction by a fourth preset angle theta 4 The method comprises the steps of carrying out a first treatment on the surface of the Wherein, the fourth preset angle theta 4 The method meets the following conditions:
s9: judging whether the bar code scanner can scan the bar code on the sample tube: if yes, executing step S10; if not, executing step S8;
s10, performing S10; controlling the sample tube to rotate towards the second direction by a fifth preset angle theta 5 Then step S11 is performed; wherein the fifth preset angle theta 5 The method meets the following conditions:
s11: transferring the sample tubes into corresponding sample racks;
in this embodiment, the first direction and the second direction are opposite. There are two ways to control the rotation of the sample tube 1: the first is to control the rotation of the sample tube by the manipulator 31; the second is to drive the sample tube holder 13 to rotate by using the driving wheel 165 and drive the sample tube 1 to rotate synchronously with the sample tube holder 13. The sample tube holder 13 is driven to rotate by the driving wheel 165 in this embodiment. In this embodiment, the barcode scanner 171 is arranged in two ways: first, the barcode scanner 171 is disposed at an unloading station of the operation rail; second, the barcode scanner 171 is provided on the robot 31, but does not rotate with the robot 31. In this embodiment, the barcode scanner 171 is disposed at the unloading station of the operating rail.
The above-described embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model. The protection scope of the utility model is subject to the claims.

Claims (9)

1. A sample rack storage bin, characterized in that: the storage bin comprises a storage bin body, wherein a plurality of sample rack placing positions for placing sample racks are arranged in the storage bin body; one end of the sample rack placing position is provided with a sample rack inlet and outlet for the sample rack to enter or move out; and all the sample rack inlets and outlets of the sample rack placing positions are positioned on the same side of the sample rack storage bin, and a sensor component used for judging whether the sample rack completely enters or moves out of the sample rack placing positions is arranged between two sides of the inlet and outlet of the sample rack.
2. The sample rack storage compartment of claim 1, wherein: the below of the storage bin body is provided with a support frame, the storage bin body is installed on the support frame, the storage bin body comprises a bottom plate, a back plate perpendicular to the bottom plate and a partition plate arranged at intervals, the partition plate is perpendicular to the bottom plate and the back plate, two adjacent partition plates form a sample rack placing position, and one end of the sample rack placing position opposite to the back plate forms a sample rack entrance.
3. The sample rack storage compartment of claim 2, wherein: the sensor assembly is arranged between the two partition boards at two ends.
4. A sample rack storage compartment as claimed in claim 3, wherein: the sensor assembly comprises a transmitting end and a receiving end which are respectively arranged on the two partition boards at two ends.
5. The sample rack storage compartment of claim 2, wherein: the sample rack storage bin further includes a locking mechanism for locking the sample rack within the sample rack storage location.
6. The sample rack storage compartment of claim 5, wherein: the locking mechanism comprises negative pressure suction cups which are arranged in one-to-one correspondence with the sample rack placing positions, and the negative pressure suction cups are arranged on the back plate and lock the sample rack in the sample rack placing positions in a negative pressure adsorption mode.
7. The sample rack storage compartment of claim 5, wherein: the locking mechanism comprises door assemblies which are arranged in one-to-one correspondence with the sample rack placing positions, and each door assembly comprises a locking door which is arranged corresponding to the sample rack inlet and outlet and an opening and closing mechanism which is used for driving the locking door to open or close the corresponding sample rack inlet and outlet.
8. The sample rack storage compartment of claim 5, wherein: the locking mechanism is in including setting up the pivot of bottom plate below and with the locking motor that the pivot transmission is connected, in the pivot with sample frame place the position one-to-one be equipped with the locking round pin, the locking round pin with the pivot synchronous rotation, be equipped with on the bottom plate and be used for stepping down the hole of stepping down of locking round pin.
9. A sample frame fortune frame platform, its characterized in that: the sample rack storage bin comprises a workbench, wherein the sample rack storage bin according to any one of claims 1-8 is installed on the workbench, a rack transporting rail is arranged on the workbench, and the rack transporting rail is arranged on one side of the sample rack placing position, provided with the sample rack entrance and the sample rack exit.
CN202321297690.2U 2023-05-25 2023-05-25 Sample rack storage bin and sample rack transporting platform Active CN220033290U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321297690.2U CN220033290U (en) 2023-05-25 2023-05-25 Sample rack storage bin and sample rack transporting platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321297690.2U CN220033290U (en) 2023-05-25 2023-05-25 Sample rack storage bin and sample rack transporting platform

Publications (1)

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