CN217467195U - Automatic sample changing device for liquid scintillation counter - Google Patents
Automatic sample changing device for liquid scintillation counter Download PDFInfo
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- CN217467195U CN217467195U CN202221478090.1U CN202221478090U CN217467195U CN 217467195 U CN217467195 U CN 217467195U CN 202221478090 U CN202221478090 U CN 202221478090U CN 217467195 U CN217467195 U CN 217467195U
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- sample
- box
- liquid scintillation
- scintillation counter
- gear
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- 239000007788 liquid Substances 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 5
- 241001330002 Bambuseae Species 0.000 abstract description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 5
- 239000011425 bamboo Substances 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses an automatic sample changing device for a liquid scintillation counter, which comprises a sample box, a sample disk and a motor power mechanism, wherein a plurality of sample bottle placing cylinders are uniformly distributed at the bottom of the sample disk along the circumferential direction of the sample disk, and a sample inlet hole for sample bottles to pass through is formed at the bottom of the sample box; the motor power mechanism comprises a motor arranged below the sample box, a sheave mechanism in transmission connection with an output shaft of the motor and a gear transmission mechanism in transmission connection with the sheave mechanism, and the gear transmission mechanism drives the sample plate to rotate through a rotating shaft. The utility model relates to a novelty is reasonable, and simple structure places a section of thick bamboo through setting up a plurality of sample bottles on the sample dish and can place a plurality of samples, and drive mechanism control sample dish intermittent type through setting up is rotatory, and then drives a plurality of sample bottles and place the sample bottle on the section of thick bamboo and detect in proper order, but disposable automated inspection a plurality of samples, alleviate measurement personnel's work load, reduce check-out time, improve work efficiency, convenient to popularize and use.
Description
Technical Field
The utility model belongs to the technical field of the industrial instrument is automatic, concretely relates to liquid scintillation counter is with automatic device of changing a design.
Background
In recent years, with the continuous progress of society, the requirements of people on medical health, environmental protection and scientific research are higher and higher; liquid scintillation measurement technology is increasingly gaining attention as an important detection means. The liquid scintillation measurement adopts manual advance and retreat appearance to measure in the past, and working strength is big inefficiency, and this technical staff has proposed a liquid scintillation counter for with advance and retreat appearance device perpendicularly for this reason, but liquid scintillation counter can only detect a sample when measuring once, still need frequently open and close the outer covering piece of liquid scintillation counter when the change appearance is detected, increases measurement personnel's work load, extension check-out time, and work efficiency is low. Therefore, the automatic sample changing device for the liquid scintillation counter needs to be designed, a plurality of samples can be automatically detected at one time through the arranged automatic sample changing device, the workload of detection personnel is reduced, the detection time is shortened, and the working efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, a liquid scintillation counter is with automatic device of changing a design is provided, its novel in design is reasonable, moreover, the steam generator is simple in structure, place a plurality of samples through setting up a plurality of sample bottles on the sample dish and can place a plurality of samples, drive mechanism control sample dish intermittent type through setting up is rotatory, and then drive a plurality of sample bottles and place the sample bottle on a section of thick bamboo and detect in proper order, but a plurality of samples of disposable automated inspection, alleviate measurement personnel's work load, reduce check-out time, and the work efficiency is improved, and the convenience is popularized and used.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a liquid scintillation counter is with automatic device of changing a design which characterized in that: the sample box comprises a sample disc arranged in the bottom of the sample box and a motor power mechanism which is arranged below the sample box and used for driving the sample disc to rotate, wherein the top of the sample box is provided with an opening; a plurality of sample bottle placing cylinders are uniformly distributed at the bottom of the sample plate along the circumferential direction of the sample plate, and the sample bottle placing cylinders are communicated with the top of the sample plate; the bottom of the sample box is provided with a sample inlet hole for the sample bottle in the sample bottle placing cylinder to pass through; the motor power mechanism comprises a motor arranged below the sample box, a sheave mechanism in transmission connection with an output shaft of the motor and a gear transmission mechanism in transmission connection with the sheave mechanism, and the gear transmission mechanism drives the sample plate to rotate through a rotating shaft.
The automatic sample changing device for the liquid scintillation counter is characterized in that: and a support plate for installing a power supply is arranged below the sample box, the support plate is connected with the bottom of the sample box through a connecting shaft, and the support plate and the bottom of the sample box are arranged in parallel.
The automatic sample changing device for the liquid scintillation counter is characterized in that: the geneva mechanism comprises a driving drive plate, a convex arc block and a geneva wheel, the driving drive plate and the convex arc block are sequentially arranged on an output shaft of the motor from bottom to top, a driving lever used for driving the geneva wheel to rotate is arranged on the driving drive plate, and the geneva wheel can be rotatably arranged on the connecting shaft.
The automatic sample changing device for the liquid scintillation counter is characterized in that the gear transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is rotatably installed on the connecting shaft and is fixedly connected with the grooved wheel, the first gear is located below the grooved wheel, and the second gear is fixed on the rotating shaft.
The automatic sample changing device for the liquid scintillation counter is characterized in that the lower end of the rotating shaft is rotatably arranged on the supporting plate, and the upper end of the rotating shaft penetrates through the bottom of the sample box and is connected with the bottom of the sample tray.
The automatic sample changing device for the liquid scintillation counter is characterized in that the sample bottle placing barrel is provided with a circular through hole for placing a sample bottle; the aperture of the round through hole is equal to that of the sample inlet hole.
The automatic sample changing device for the liquid scintillation counter is characterized in that the lower end of the sample bottle placing cylinder is attached to the bottom of the sample box, and the sample bottle placing cylinder is perpendicular to the sample box.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a plurality of samples can be placed to a plurality of sample bottles of setting on the sample dish, and the sample on a plurality of sample bottles of drive are placed to rotatory and then drive of motor power unit control sample dish through the setting detects in proper order, but a plurality of samples of disposable automated inspection alleviate measurement personnel's work load, reduce check-out time, improve work efficiency, convenient to popularize and use.
2. The utility model relates to a novelty is reasonable, mutually supports through geneva mechanism and gear drive, and gear drive and then drive sample dish through the pivot and pause rotary motion, and the same angle of control sample dish rotation at every turn realizes that the sample bottle is automatic to trade the appearance, and is reliable stable.
To sum up, the utility model relates to a novel reasonable, simple structure places a section of thick bamboo through setting up a plurality of sample bottles on the sample dish and can place a plurality of samples, and motor power unit control sample dish intermittent type through setting up is rotatory, and then drives a plurality of sample bottles and place the sample bottle on the section of thick bamboo and detect in proper order, but a plurality of samples of disposable automated inspection alleviate measurement personnel's work load, reduce check-out time, improve work efficiency, convenient to popularize and use.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a bottom view of fig. 1.
Fig. 3 is a schematic view of the motor power mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the gear transmission mechanism of the present invention.
Description of the reference numerals:
1-a sample cartridge; 2-sample tray; 3, a sample bottle placing cylinder;
4-sample tray; 5, sample injection hole; 6-a support plate;
7, a motor; 8, driving a plate; 9-a deflector rod;
10-fast convex arc; 11-a connecting shaft; 12-a sheave;
13 — a first gear; 14-second gear 15-axis of rotation.
Detailed Description
As shown in fig. 1-4, the present invention comprises a sample plate 2 installed in the bottom of a sample box 1, and a motor power mechanism disposed below the sample box 1 and used for driving the sample plate 2 to rotate, wherein the top of the sample box 1 is open;
a plurality of sample bottle placing cylinders 3 are uniformly distributed at the bottom of the sample plate 2 along the circumferential direction of the sample plate, and the sample bottle placing cylinders 3 are communicated with the top of the sample plate 2; the bottom of the sample box 1 is provided with a sample inlet hole 5 for the sample bottle 4 in the sample bottle placing cylinder 3 to pass through;
the motor power mechanism comprises a motor 7 arranged below the sample box 1, a sheave mechanism in transmission connection with an output shaft of the motor 7 and a gear transmission mechanism in transmission connection with the sheave mechanism, and the gear transmission mechanism drives the sample plate 2 to rotate through a rotating shaft 15.
It should be noted that, it is a plurality of the quantity of the sample bottle placing cylinder 3 is 25, the sample tray 2 rotates under the action of the sheave mechanism and the gear transmission mechanism through the rotating shaft 15, the sheave mechanism that is arranged makes the sample tray intermittently rotate, so that the sample tray 2 intermittently rotates, and the automatic sample changing of the sample bottle placing cylinder 3 under the action of the sample tray 2 is realized, so that the automatic sequential detection of a plurality of sample bottles 4 is realized, and the sample tray 2 rotates 14.4 degrees every time, thereby ensuring that the sample bottles 4 enter the measuring chamber from the sample inlet 5 for measurement.
In this embodiment, a support plate 6 for mounting a power supply 7 is disposed below the sample box 1, the support plate 6 is connected to the bottom of the sample box 1 through a connecting shaft 11, and the support plate 6 and the bottom of the sample box 1 are arranged in parallel.
In this embodiment, the geneva mechanism includes a driving dial 8, a convex arc block 10 and a geneva wheel 12, the driving dial 8 and the convex arc block 10 are sequentially installed on an output shaft of the motor 7 from bottom to top, a shift lever 9 for driving the geneva wheel 12 to rotate is arranged on the driving dial 8, and the geneva wheel 12 can be rotatably installed on the connecting shaft 11.
It should be noted that before shift lever 9 enters the radial groove on sheave 12, sheave 12 does not rotate, shift lever 9 enters the radial groove on sheave 12 and then drives sheave 12 to rotate, and after shift lever 9 leaves the radial groove on sheave 12, sheave 12 does not rotate, and sheave 2 does intermittent rotation.
In this embodiment, the gear transmission mechanism includes a first gear 13 and a second gear 14 engaged with each other, the first gear 13 is rotatably mounted on the connecting shaft 11 and fixedly connected to the grooved pulley 12, and the second gear 14 is fixed on the rotating shaft 15.
In this embodiment, the lower end of the rotating shaft 15 is rotatably mounted on the supporting plate 6, and the upper end of the rotating shaft 15 passes through the bottom of the sample box 1 and is connected with the bottom of the sample plate 2
In this embodiment, the sample bottle holding cylinder 3 is provided with a circular through hole for holding a sample bottle 4; the aperture of the round through hole is equal to that of the sample inlet hole 5.
In this embodiment, the lower end of the sample bottle holding cylinder 3 is attached to the bottom of the sample box 1, and the sample bottle holding cylinder 3 is perpendicular to the sample box 1.
The utility model discloses during the use, including following step:
step one, respectively placing a plurality of sample bottles 4 on a plurality of sample bottle placing cylinders 3;
step two, detecting a first sample: a first sample bottle 4 on the first sample bottle placing cylinder 3 enters a measuring chamber of the liquid scintillation counter through a sample inlet hole 5 for detection, and after the detection is finished, the first sample bottle 4 is withdrawn to the first sample bottle placing cylinder 3;
step three, changing samples to detect the next sample: the motor 7 is started, the sample disc 2 is driven to rotate under the matching action of the geneva gear transmission mechanism and the rotating shaft 15, the next sample bottle placing cylinder 3 rotates to the position above the sample inlet hole 5, the next sample bottle 4 on the next sample bottle placing cylinder 3 enters a measuring chamber of the liquid scintillation counter through the sample inlet hole 5 for detection, and after the detection is finished, the next sample bottle 4 retreats to the next sample bottle placing cylinder 3;
and step four, repeating the step three until all the sample bottles are detected.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (7)
1. The utility model provides a liquid scintillation counter is with automatic device of changing a design which characterized in that: the device comprises a sample disc (2) arranged in the bottom of a sample box (1) and a motor power mechanism which is arranged below the sample box (1) and used for driving the sample disc (2) to rotate, wherein the top of the sample box (1) is provided with an opening;
a plurality of sample bottle placing cylinders (3) are uniformly distributed at the bottom of the sample plate (2) along the circumferential direction of the sample plate, and the sample bottle placing cylinders (3) are communicated with the top of the sample plate (2); the bottom of the sample box (1) is provided with a sample inlet hole (5) for the sample bottle (4) in the sample bottle placing cylinder (3) to pass through;
the motor power mechanism comprises a motor (7) arranged below the sample box (1), a sheave mechanism in transmission connection with an output shaft of the motor (7) and a gear transmission mechanism in transmission connection with the sheave mechanism, and the gear transmission mechanism drives the sample disc (2) to rotate through a rotating shaft (15).
2. The automatic sample changing device for a liquid scintillation counter according to claim 1, wherein: a supporting plate (6) for installing a power supply motor (7) is arranged below the sample box (1), the supporting plate (6) is connected with the bottom of the sample box (1) through a connecting shaft (11), and the supporting plate (6) and the bottom of the sample box (1) are arranged in parallel.
3. The automatic sample changing device for a liquid scintillation counter according to claim 2, wherein: the geneva mechanism comprises a driving dial (8), a convex arc block (10) and a geneva wheel (12), the driving dial (8) and the convex arc block (10) are sequentially installed on an output shaft of a motor (7) from bottom to top, a driving lever (9) used for driving the geneva wheel (12) to rotate is arranged on the driving dial (8), and the geneva wheel (12) can be rotatably installed on a connecting shaft (11).
4. The automatic sample changing device for a liquid scintillation counter according to claim 3, wherein: the gear transmission mechanism comprises a first gear (13) and a second gear (14) which are meshed with each other, the first gear (13) is rotatably installed on the connecting shaft (11) and is fixedly connected with the grooved wheel (12), the first gear (13) is located below the grooved wheel (12), and the second gear (14) is fixed on the rotating shaft (15).
5. The automatic sample changing device for a liquid scintillation counter according to claim 4, wherein: the lower end of the rotating shaft (15) is rotatably arranged on the supporting plate (6), and the upper end of the rotating shaft (15) penetrates through the bottom of the sample box (1) to be connected with the bottom of the sample disc (2).
6. The automatic sample changing device for the liquid scintillation counter according to claim 1, characterized in that the sample bottle placing cylinder (3) is provided with a circular through hole for placing the sample bottle (4); the aperture of the round through hole is equal to that of the sample inlet hole (5).
7. The automatic sample changing device for the liquid scintillation counter according to claim 1, characterized in that the lower end of the sample bottle placing cylinder (3) is attached to the inner side of the bottom of the sample box (1), and the sample bottle placing cylinder (3) is vertical to the sample box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221478090.1U CN217467195U (en) | 2022-06-14 | 2022-06-14 | Automatic sample changing device for liquid scintillation counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221478090.1U CN217467195U (en) | 2022-06-14 | 2022-06-14 | Automatic sample changing device for liquid scintillation counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217467195U true CN217467195U (en) | 2022-09-20 |
Family
ID=83238046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221478090.1U Active CN217467195U (en) | 2022-06-14 | 2022-06-14 | Automatic sample changing device for liquid scintillation counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217467195U (en) |
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2022
- 2022-06-14 CN CN202221478090.1U patent/CN217467195U/en active Active
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