CN216718715U - Automatic sample feeding and sampling device for test samples - Google Patents
Automatic sample feeding and sampling device for test samples Download PDFInfo
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- CN216718715U CN216718715U CN202221070657.1U CN202221070657U CN216718715U CN 216718715 U CN216718715 U CN 216718715U CN 202221070657 U CN202221070657 U CN 202221070657U CN 216718715 U CN216718715 U CN 216718715U
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Abstract
The utility model provides an automatic sample introduction and sampling device for a test sample, which comprises a mounting plate fixed on the front side of a shielding lead chamber, wherein a first sample tray frame, a second sample tray frame and two upright posts are arranged on the mounting plate, an X-axis guide rail is erected between the tops of the upright posts, a Y-axis guide rail is arranged on the X-axis guide rail, a sampling rod is arranged on the Y-axis guide rail, a sampling disc is arranged at the bottom of the sampling rod, an electromagnet is arranged at the bottom of the sampling disc, the first sample tray frame or the second sample tray frame is used for placing a sample tray, the sample tray is provided with an iron block, a Z-axis guide rail is arranged on the side part of the shielding lead chamber, a pull rod driven by a motor to slide along the Z-axis guide rail is arranged on the Z-axis guide rail, and the pull rod is fixedly connected with a sliding rail disc. According to the utility model, the motor drives the sampling rod to slide along the X-axis guide rail and the Y-axis guide rail for alignment sampling, and the motor drives the control pull rod to slide along the Z-axis guide rail so as to push and pull the slide rail disc, so that automatic sample introduction sampling is realized, and the use efficiency of the detection instrument is greatly improved.
Description
Technical Field
The utility model relates to the technical field of isotope measuring devices, in particular to an automatic sample introduction and sampling device for a test sample.
Background
Are currently on the marketα/βIn the measuring instrument, a manual sample feeding mode is always adopted, as shown in fig. 3, the sliding rail disc 15 is pulled open through the handle 17, a sample is put in the sliding rail disc and then pushed forward, and a sample is manually sampled after the measurement of the shielding lead chamber 14 is finished. Due to the fact thatα/βThe measuring instrument has long measuring time, about 4 hours for 1 time of sample, and is difficult to leave the whole time to do other thingsThe sampling and lofting operations are repeated after a certain time interval, the operation can only be performed for 2 times of sample measurement in normal operation in one day, the operation cannot be performed at night, and the working efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides the automatic sample introduction and sampling device for the test sample, the sampling rod is controlled by the motor to slide along the X-axis guide rail and the Y-axis guide rail for alignment sampling, and the slide rail disc is pushed and pulled by controlling the pull rod to slide along the Z-axis guide rail by the motor drive, so that the automatic sample introduction and sampling are realized, and the use efficiency of a detection instrument is greatly improved.
The technical scheme adopted by the utility model for solving the technical problem is as follows: the automatic sample introduction and sampling device for the test sample comprises a mounting plate fixed on the front side of a shielding lead chamber, wherein a first sample tray frame, a second sample tray frame and two upright posts are arranged on the mounting plate, an X-axis guide rail is erected between the tops of the upright posts, a Y-axis guide rail which is driven by a first motor and slides transversely along the X-axis guide rail is arranged on the X-axis guide rail, a sampling rod which is driven by a second motor and slides vertically along the Y-axis guide rail is arranged on the Y-axis guide rail, a sampling disc is arranged at the bottom of the sampling rod, an electromagnet is arranged at the bottom of the sampling disc, when the sampling disc moves transversely under the driving of the sampling rod, the sampling disc passes through the upper space of the first sample tray frame or the second sample tray frame, the first sample tray frame and the second sample tray frame are used for placing sample trays, the sample trays are provided with iron blocks corresponding to the positions of the electromagnets, a Z-axis guide rail which is consistent with the sliding direction of a sliding rail disc of the shielding lead chamber is arranged on the lateral part of the shielding lead chamber, and a pull rod driven by a third motor to slide along the Z-axis guide rail is arranged on the Z-axis guide rail and is fixedly connected with the slide rail disc.
The first motor, the second motor and the third motor are all stepping motors.
The sampling rod is provided with a limiting device, and the limiting device adopts a photoelectric switch or a limiting switch.
The bottom of the sampling disc is provided with an ultrasonic sensor.
The sampling disc is connected to the bottom of the sampling rod through a damping spring.
The sliding rail disc is provided with a tray groove with the same shape as the sample tray, and after the sliding rail disc is pulled open along with the driving of the pull rod, the sampling disc is driven by the sampling rod to move transversely and passes through the upper space of the tray groove.
And a resistance sensor is arranged between the pull rod and the sliding rail disc.
The utility model has the beneficial effects based on the technical scheme that:
according to the automatic sample introduction and sampling device for the test sample, the motor drives the sampling rod to slide along the X-axis guide rail and the Y-axis guide rail for alignment sampling, and the motor drives the control pull rod to slide along the Z-axis guide rail so as to push and pull the sliding rail disc, so that automatic sample introduction and sampling are realized, and the use efficiency of a detection instrument is greatly improved.
Drawings
Fig. 1 is a front view of an automatic sample feeding and sampling device for a test sample according to the present invention.
Fig. 2 is a perspective view of an automatic sample feeding and sampling device for a test sample provided by the utility model.
Fig. 3 is a schematic diagram of a shielding lead chamber in the prior art.
In the figure: 1-Y-axis guide rail, 2-limiting device, 3-X-axis guide rail, 4-damping spring, 5-first sample tray rack, 6-Z-axis guide rail, 7-pull rod, 8-second sample tray rack, 9-sampling tray, 10-sampling rod, 11-resistance sensor, 12-tray groove, 13-sample tray, 14-shielding lead chamber, 15-sliding rail tray, 16-ultrasonic sensor, 17-handle and 18-mounting plate.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the drawings.
The utility model provides an automatic sample introduction and sampling device for a test sample, which comprises a mounting plate 18 fixed on the front side of a shielding lead chamber 14, wherein a first sample tray frame 5, a second sample tray frame 8 and two upright posts are arranged on the mounting plate, an X-axis guide rail 3 is erected between the tops of the upright posts, a Y-axis guide rail 1 driven by a first motor to transversely slide along the X-axis guide rail is arranged on the X-axis guide rail, a sampling rod 10 driven by a second motor to vertically slide along the Y-axis guide rail is arranged on the Y-axis guide rail, a sampling disc 9 is arranged at the bottom of the sampling rod, an electromagnet is arranged at the bottom of the sampling disc, when the sampling disc is driven by the sampling rod to transversely move, the sampling disc passes through the upper space of the first sample tray frame or the second sample tray frame, the first sample tray frame and the second sample tray frame are used for placing a sample tray 13, the sample tray is provided with an iron block corresponding to the position of the electromagnet, and a Z-axis guide rail 6 which is consistent with the sliding direction of a slide rail disc 15 of the shielding lead chamber is arranged on the side part of the shielding lead chamber, a pull rod 7 which is driven by a third motor to slide along the Z-axis guide rail is arranged on the Z-axis guide rail, and the pull rod is fixedly connected with the slide rail disc. The pull rod can be set to be of a bilaterally symmetrical structure, and stable pulling of the sliding rail disc is achieved.
The first motor, the second motor and the third motor can all adopt stepping motors, the forward and reverse rotation degrees can be set in advance according to the length of each guide rail, particularly for vertical walking, stepping value equal difference setting can be carried out according to the thickness and the number of the sample trays, and therefore walking work required by all sampling is completed.
Can set up stop device 2 on the thief rod, stop device adopts photoelectric switch or limit switch for further guarantee thief rod and the terminal interval of X axle guide rail, avoid the collision. Similarly, the bottom of the sampling tray can be provided with an ultrasonic sensor 16 for collecting the distance between the sampling tray and the sample tray, so that the running is completed by matching with the work of a motor.
The sampling disc is connected to the bottom of thief rod through damping spring 4, can realize the shock attenuation, further protects the sample.
The slide rail disc can adopt the matched parts of the original shielding lead chamber, and can also be integrally replaced, and the slide rail disc is provided with a tray groove 12 with the same shape as the sample tray according to the shape of the sample tray, thereby realizing the limiting effect in the automatic sampling and sample introduction process. When the sliding rail disc is pulled open along with the driving of the pull rod, the sampling disc passes through the upper part of the tray groove in the process of transverse movement under the driving of the sampling rod.
A resistance sensor 11 can be arranged between the pull rod and the slide rail disc, when the slide rail disc enters a shielding lead chamber and receives excessive resistance, the Z-axis guide rail stops working and gives an alarm to inform detection personnel to perform investigation, and the functions of protecting a sample and a detection instrument can be achieved.
The use process of the automatic sample introduction and sampling device for the test sample provided by the utility model is as follows:
(1) respectively placing samples to be detected into sample trays by a detector, and stacking the sample trays on a first sample tray frame;
(2) the pull rod drives the sliding rail disc to be pulled open under the driving of the third motor;
(3) the sampling rod is driven by a first motor and a second motor to move to a first sample tray rack, the electromagnet is started to suck a sample tray, and then the sampling rod is placed on the sliding rail tray;
(4) the pull rod drives the sliding rail disc to enter the shielding lead chamber under the driving of the third motor;
(5) when the time for detecting the sample reaches, the pull rod drives the sliding rail disc to be pulled open under the driving of the third motor, the sampling rod moves to the sliding rail disc position under the driving of the first motor and the second motor to open the electromagnet to suck the sample tray, and the sample tray which is detected is stacked on the second sample tray frame to prepare for next detection.
According to the automatic sample introduction and sampling device for the test sample, the sampling rod is controlled by the motor to slide along the X-axis guide rail and the Y-axis guide rail for alignment sampling, and the pull rod is controlled by the motor to slide along the Z-axis guide rail for pushing and pulling the slide rail disc, so that automatic sample introduction and sampling are realized, and the use efficiency of a detection instrument is greatly improved.
Claims (7)
1. The utility model provides a test sample autoinjection sampling device, is including being fixed in mounting panel (18) of shielding lead chamber (14) front side, its characterized in that: a first sample tray frame (5), a second sample tray frame (8) and two upright posts are arranged on the mounting plate, an X-axis guide rail (3) is erected between the tops of the upright posts, a Y-axis guide rail (1) which is driven by a first motor to transversely slide along the X-axis guide rail is arranged on the X-axis guide rail, a sampling rod (10) which is driven by a second motor to vertically slide along the Y-axis guide rail is arranged on the Y-axis guide rail, a sampling disc (9) is arranged at the bottom of the sampling rod, an electromagnet is arranged at the bottom of the sampling disc, when the sampling disc is driven by the sampling rod to transversely move, the first sample tray frame or the second sample tray frame is overhead, the first sample tray frame and the second sample tray frame are used for placing a sample tray (13), the sample tray is provided with an iron block corresponding to the position of the electromagnet, a Z-axis guide rail (6) which is consistent with the sliding direction of a sliding rail disc (15) of a shielding lead chamber is arranged on the side of the shielding lead chamber, and a pull rod (7) driven by a third motor to slide along the Z-axis guide rail is arranged on the Z-axis guide rail and is fixedly connected with the slide rail disc.
2. The automatic sample introduction and sampling device for test samples according to claim 1, characterized in that: the first motor, the second motor and the third motor are all stepping motors.
3. The automatic sample introduction and sampling device for the test sample according to claim 1, wherein: the sampling rod is provided with a limiting device (2), and the limiting device adopts a photoelectric switch or a limiting switch.
4. The automatic sample introduction and sampling device for the test sample according to claim 1, wherein: the bottom of the sampling disc is provided with an ultrasonic sensor (16).
5. The automatic sample introduction and sampling device for test samples according to claim 1, characterized in that: the sampling disc is connected to the bottom of the sampling rod through a damping spring (4).
6. The automatic sample introduction and sampling device for the test sample according to claim 1, wherein: the sliding rail disc is provided with a tray groove (12) which is consistent with the shape of the sample tray, and after the sliding rail disc is pulled away along with the driving of the pull rod, the sampling disc passes through the upper space of the tray groove in the process of transversely moving under the driving of the sampling rod.
7. The automatic sample introduction and sampling device for the test sample according to claim 1, wherein: a resistance sensor (11) is arranged between the pull rod and the sliding rail disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221070657.1U CN216718715U (en) | 2022-05-07 | 2022-05-07 | Automatic sample feeding and sampling device for test samples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221070657.1U CN216718715U (en) | 2022-05-07 | 2022-05-07 | Automatic sample feeding and sampling device for test samples |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216718715U true CN216718715U (en) | 2022-06-10 |
Family
ID=81874776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221070657.1U Active CN216718715U (en) | 2022-05-07 | 2022-05-07 | Automatic sample feeding and sampling device for test samples |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216718715U (en) |
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2022
- 2022-05-07 CN CN202221070657.1U patent/CN216718715U/en active Active
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