CN112526147A - Sample feeding mechanism suitable for various sample tubes - Google Patents
Sample feeding mechanism suitable for various sample tubes Download PDFInfo
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- CN112526147A CN112526147A CN202010960968.4A CN202010960968A CN112526147A CN 112526147 A CN112526147 A CN 112526147A CN 202010960968 A CN202010960968 A CN 202010960968A CN 112526147 A CN112526147 A CN 112526147A
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- Prior art keywords
- sample
- sampling block
- sampling
- plate
- driving
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0401—Sample carriers, cuvettes or reaction vessels
- G01N2035/0429—Sample carriers adapted for special purposes
- G01N2035/0432—Sample carriers adapted for special purposes integrated with measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0474—Details of actuating means for conveyors or pipettes
- G01N2035/0491—Position sensing, encoding; closed-loop control
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sample feeding mechanism which can reduce the possibility of touching a detection sample by a person, avoid manual misoperation, avoid hand injury and instrument damage and enhance the automation efficiency of the instrument and is suitable for various sample tubes. The sample feeding mechanism suitable for various sample tubes comprises a sample bin; the sample cartridge has a sample inlet; a sampling device is arranged in the sample inlet; the sampling device comprises a sampling block, a fixing plate and a fixing base; the fixing plate is positioned on one side of the fixing base; a driving motor is arranged on one side of the fixed plate; a side plate matched with the sample inlet is arranged on one side of the sampling block; a sample test tube is arranged on the sampling block; a correlation lamp plate is arranged in the sampling block; and the sampling block is provided with a connecting terminal electrically connected with the correlation lamp panel. The sample feeding mechanism suitable for various sample tubes can reduce the labor cost required by complicated calibration processes; effectively avoids the hidden trouble that the staff is easy to scratch, and is convenient for maintenance.
Description
Technical Field
The invention relates to a mechanism for collecting samples of medical instruments, in particular to a sample feeding mechanism suitable for various sample tubes.
Background
It is well known that: in clinical practice in hospitals, an integrated machine of blood cell analysis and specific protein analysis is widely used. From specific single detection sample collection, the detection sample of the person of being examined of different ages or pathology, the container of saving is different, and the mode of detection also has the difference, and the tester manual operation is frequent, makes mistakes easily and instrument automation efficiency is not high, the accuracy and the work efficiency that need promote single detection sample collection urgently. Therefore, the prior art has the following drawbacks:
(1) the hidden trouble that the hand is scratched to the sampling part exists in the manual appearance test tube of placing.
(2) The automatic sample introduction can not automatically identify the test tube, and a sampling mode needs to be set manually.
(3) The operation of switching different test tubes is troublesome.
(4) The sampling equipment of the instrument is easy to damage due to artificial errors.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sample feeding mechanism which can reduce the possibility of touching a detection sample by people, avoid manual misoperation, avoid hand injury and instrument damage and enhance the automation efficiency of the instrument and is suitable for various sample tubes.
The technical scheme adopted by the invention for solving the technical problems is as follows: a sample introduction mechanism suitable for various sample tubes comprises a sample bin; the sample cartridge has a sample inlet;
a sampling device is arranged in the sample inlet; the sampling device comprises a sampling block, a fixing plate and a fixing base;
the fixing plate is positioned on one side of the fixing base; a driving motor is arranged on one side of the fixed plate; a first driving wheel and a cam are arranged above the other side of the frame;
a second driving wheel is arranged on the fixed plate; the first driving wheel is in transmission connection with the second driving wheel;
the sampling block is hinged on the fixed base; the second driving wheel is connected with a rotating shaft for driving the sampling block to rotate;
a side plate matched with the sample inlet is arranged on one side of the sampling block; the sampling block is provided with a mounting cavity of the sample test tube; a sample test tube is arranged in the mounting cavity;
a vertical driving sheet is arranged on one side of the sampling block; the side surface of the upper end of the driving sheet is attached to the outer surface of the cam; a correlation lamp plate is arranged in the sampling block; and the sampling block is provided with a connecting terminal electrically connected with the correlation lamp panel.
Preferably, the first transmission wheel and the second transmission wheel are in transmission connection through a belt.
Preferably, the driving plate is mounted on the sampling block through a bolt.
Furthermore, a folding piece is arranged at the upper end of the driving piece; and a pressing wheel for pressing the belt is arranged on the folding piece.
The invention has the beneficial effects that: compared with the prior art, the sample feeding mechanism suitable for various sample tubes has the following beneficial effects:
(1) the labor cost required by complicated calibration processes is greatly reduced;
(2) the hidden danger that the hands are easy to scratch is effectively avoided;
(3) effectively avoid the instrument damage that the people misoperation leads to, save the expense of instrument maintenance and change accessory.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention with a sample chamber open;
FIG. 2 is a perspective view of a sampling device in an embodiment of the present invention;
FIG. 3 is a front view of a sampling device in an embodiment of the present invention;
FIG. 4 is a schematic diagram of a sample chamber opposing lamp arrangement in an embodiment of the invention;
the following are marked in the figure: 1-sample bin, 2-sampling device, 3-side plate.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
As shown in fig. 1 to 4, the sample injection mechanism suitable for various sample tubes of the present invention includes a sample chamber 1; the sample cartridge 1 has a sample inlet 11;
a sampling device 2 is arranged in the sample inlet 11; the sampling device 2 comprises a sampling block 27, a fixing plate 21 and a fixing base 28;
the fixing plate 21 is positioned at one side of the fixing base 28; a driving motor 22 is arranged on one side of the fixed plate 21; a first driving wheel 23 and a cam 25 are arranged above the other side;
a second driving wheel 24 is arranged on the fixed plate 21; the first transmission wheel 23 is in transmission connection with a second transmission wheel 24;
the sampling block 27 is hinged on a fixed base 28; the second transmission wheel 24 is connected with a rotating shaft 26 for driving the sampling block 27 to rotate;
one side of the sampling block 27 is provided with a side plate 3 matched with the sample inlet 11; the sampling block 27 is provided with a mounting cavity of a sample test tube 29; a sample test tube 29 is arranged in the mounting cavity;
a vertical driving sheet 23 is arranged on one side of the sampling block 27; the side surface of the upper end of the driving sheet 23 is attached to the outer surface of the cam 25; the correlation lamp plates 272 are arranged on the two sides of the sampling block 27; one of the opposite-emission lamp panels 272 is provided with a transmitting signal lamp, and the other opposite-emission lamp panel 272 is provided with a receiving signal lamp; the sampling block 27 is provided with a connection terminal 271 electrically connected with the correlation lamp panel 272.
Specifically, the correlation lamp plate has 2, installs in the both sides of sampling block 27, and one side is the transmission signal lamp, and one side is the signal lamp of receiving. The instrument identifies the sample test tube 29 through the emission signal lamp panel and the reception signal lamp panel, and the emission signal passes through three rows of small holes of the sampling block 27, and the small holes at different positions of different sample test tubes 29 are received by the reception lamp end to identify the sample test tube 29. The preset sample test tubes 29 of various samples can be identified through the signal transmitting lamp panel and the signal receiving lamp panel, whether the installation is in place or not is judged, and signals are transmitted to the instrument to enter a corresponding test mode. The lamp panel of the emission signal is provided with three light emitting diodes which supply power to the emission lamp and receive a control signal sent by an upper computer, and the emission lamp is switched on and off through a triode.
In the working process: firstly, starting, driving the motor 22 to rotate the sampling block 27, thereby driving the side plate 3 to rotate to open the sample inlet 11; mounting the sample tube on the sample block 27; then, the driving motor 22 is controlled to rotate the sampling block 27, thereby rotating the side plate 3 to close the sample inlet 11. Meanwhile, the corresponding detection mode is automatically switched by identifying the sample test tube 29 through the correlation lamp panel 272 arranged in the sampling block 27; thereby enabling the testing of the sample tube 29.
In conclusion, the sample injection mechanism suitable for various sample tubes can greatly reduce the labor cost required by complicated calibration processes; the hidden danger that the hands are easy to scratch is effectively avoided; instrument damage caused by manual misoperation is effectively avoided, and the cost for maintaining the instrument and replacing accessories is saved.
For the sake of simplifying the structure and facilitating the control, it is preferable that the first driving wheel 23 and the second driving wheel 24 are in driving connection through a belt 210.
For the convenience of installation, further, the driving plate 23 is mounted on the sampling block 27 by bolts.
In order to stabilize the structure, further, the upper end of the driving plate 23 is provided with a folding plate; the flap is provided with a pinch roller that compresses the belt 210.
Claims (4)
1. The utility model provides a sampling mechanism that is fit for multiple sample tube which characterized in that: comprises a sample bin (1); the sample magazine (1) has a sample inlet (11);
a sampling device (2) is arranged in the sample inlet (11); the sampling device (2) comprises a sampling block (27), a fixing plate (21) and a fixing base (28);
the fixing plate (21) is positioned on one side of the fixing base (28); a driving motor (22) is arranged on one side of the fixed plate (21); a first driving wheel (23) and a cam (25) are arranged above the other side;
a second transmission wheel (24) is arranged on the fixed plate (21); the first transmission wheel (23) is in transmission connection with the second transmission wheel (24);
the sampling block (27) is hinged on the fixed base (28); the second transmission wheel (24) is connected with a rotating shaft (26) for driving the sampling block (27) to rotate;
a side plate (3) matched with the sample inlet (11) is arranged on one side of the sampling block (27); the sampling block (27) is provided with a mounting cavity of a sample test tube (29); a sample test tube (29) is arranged in the mounting cavity;
a vertical driving sheet (23) is arranged on one side of the sampling block (27); the side surface of the upper end of the driving sheet (23) is attached to the outer surface of the cam (25);
the two sides of the sampling block (27) are provided with corresponding lamp panels (272); one of the correlation lamp plates (272) is provided with a transmitting signal lamp, and the other correlation lamp plate (272) is provided with a receiving signal lamp; the sampling block (27) is provided with a connecting terminal (271) electrically connected with the correlation lamp panel (272).
2. The sample injection mechanism suitable for multiple sample tubes according to claim 1, wherein: the first transmission wheel (23) is in transmission connection with the second transmission wheel (24) through a belt (210).
3. The sample injection mechanism suitable for multiple sample tubes according to claim 2, wherein: the driving sheet (23) is installed on the sampling block (27) through a bolt.
4. The sample injection mechanism suitable for multiple sample tubes according to claim 3, wherein: a folding sheet is arranged at the upper end of the driving sheet (23); and a pressing wheel for pressing the belt (210) is arranged on the folding sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960968.4A CN112526147A (en) | 2020-09-14 | 2020-09-14 | Sample feeding mechanism suitable for various sample tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960968.4A CN112526147A (en) | 2020-09-14 | 2020-09-14 | Sample feeding mechanism suitable for various sample tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112526147A true CN112526147A (en) | 2021-03-19 |
Family
ID=74978816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010960968.4A Pending CN112526147A (en) | 2020-09-14 | 2020-09-14 | Sample feeding mechanism suitable for various sample tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112526147A (en) |
-
2020
- 2020-09-14 CN CN202010960968.4A patent/CN112526147A/en active Pending
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