CN221148194U - Biological laboratory sampling device - Google Patents
Biological laboratory sampling device Download PDFInfo
- Publication number
- CN221148194U CN221148194U CN202323242901.5U CN202323242901U CN221148194U CN 221148194 U CN221148194 U CN 221148194U CN 202323242901 U CN202323242901 U CN 202323242901U CN 221148194 U CN221148194 U CN 221148194U
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- sampling
- guide shell
- handle
- biological laboratory
- movable seat
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- 238000005070 sampling Methods 0.000 title claims abstract description 73
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000000523 sample Substances 0.000 description 9
- 230000006872 improvement Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a biological laboratory sampling device, which comprises a handle, a guide shell arranged at the lower end of the handle, a transmission mechanism arranged in the handle and the guide shell, a movable seat connected with the transmission mechanism and controlled by the transmission mechanism to move up and down, and a suction mechanism arranged at the lower end of the movable seat; the suction mechanism comprises a plurality of connecting rod pistons connected to the bottom of the movable seat, a plurality of sampling tubes which penetrate through the bottom of the guide shell to be fixed and are correspondingly sleeved with the connecting rod pistons, and a plurality of disposable sleeves sleeved at the ends of the sampling tubes from the guide shell. The biological laboratory sampling device is provided with a plurality of sampling tubes, and the disposable sleeve is sleeved on the sampling tubes, so that the sampling of a plurality of equal amounts can be easily finished, the operation is simple and convenient, the sampling efficiency is high, and the accuracy of experimental results is improved.
Description
Technical Field
The utility model relates to the technical field of experimental equipment, in particular to a biological laboratory sampling device.
Background
In the laboratory, the sample is usually required to be collected and transferred by adopting a sampling device, but the existing sampling device is a disposable single-tube sampling device, the existing sampling device is used for manually sampling, the sampling efficiency is low, the sucked sample size is difficult to control, the experimental precision is affected, in the experimental process, a plurality of identical samples are usually required to be collected to change a single parameter to carry out parallel experiments, the samples are required to be sampled for a plurality of times, the manual control of the sampling size of an experimenter is required, great difficulty is brought to the sampling work, the same amount of the repeated sampling cannot be ensured, and the experimental result is affected.
Disclosure of Invention
In view of the above, the utility model provides a biological laboratory sampling device, which has the characteristics of simple use, high sampling efficiency and accurate and equivalent sampling.
The utility model solves the problems by the following technical means:
The utility model relates to a biological laboratory sampling device which comprises a handle, a guide shell arranged at the lower end of the handle, a transmission mechanism arranged in the handle and the guide shell, a movable seat connected with the transmission mechanism and controlled by the transmission mechanism to move up and down, and a suction mechanism arranged at the lower end of the movable seat;
The suction mechanism comprises a plurality of connecting rod pistons connected to the bottom of the movable seat, a plurality of sampling tubes which penetrate through the bottom of the guide shell to be fixed and are correspondingly sleeved with the connecting rod pistons, and a plurality of disposable sleeves sleeved at the ends of the sampling tubes from the guide shell.
Preferably, the transmission mechanism comprises a micro motor fixed in the handle, a switch arranged on the handle and used for controlling the micro motor, and a transmission rod arranged in the handle and connected with the micro motor, and the other end of the transmission rod is connected with the bottom of the guide shell through a bearing.
Preferably, the movable seat is connected to the outer side of the transmission rod and can move back and forth along the transmission rod.
Preferably, a cover for covering the plurality of sampling tubes is provided at the lower end of the guide housing.
Preferably, the sampling volume of the disposable sleeve is greater than the sampling volume of the sampling tube.
Preferably, two brackets are respectively arranged on two sides of the guide shell through two limiting rotating shafts.
Preferably, the support is two telescopic rods rotating around the limiting rotating shaft according to a fixed angle.
Preferably, the bracket is a folding rod rotating around the limiting rotating shaft according to a fixed angle.
According to the technical scheme, the utility model has the following beneficial effects:
The biological laboratory sampling device is provided with a plurality of sampling tubes, the sampling tubes are sleeved with the disposable sleeves, the corresponding number of the disposable sleeves are arranged according to the number of required samples, the ends of the disposable sleeves are all arranged in a sample to be sampled, the upward moving seat drives the connecting rod piston to move upward, multiple equal samples can be easily completed, the operation is simple and convenient, the sampling efficiency is high, and the accuracy of experimental results is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a biological laboratory sampling apparatus of the present utility model;
FIG. 2 is a side view of the rack of the biological laboratory sampling apparatus of the present utility model shown as a telescoping rod;
fig. 3 is a side view of the rack of the biological laboratory sampling apparatus of the present utility model as a folding bar.
1-3, A handle-1, a guide shell-2, a transmission mechanism-3, a micro motor-31, a switch-32, a transmission rod-33, a movable seat-4, a suction mechanism-5, a connecting rod piston-51, a sampling tube-52, a disposable sleeve-53, a limit rotating shaft-6 and a bracket-7.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The utility model will be described in detail below with reference to the accompanying drawings, as shown in fig. 1: the biological laboratory sampling device comprises a handle 1, a guide shell 2 arranged at the lower end of the handle 1, a transmission mechanism 3 arranged in the handle 1 and the guide shell 2, a movable seat 4 connected with the transmission mechanism 3 and controlled to move up and down by the transmission mechanism 3, and a suction mechanism 5 arranged at the lower end of the movable seat 4; the suction mechanism 5 comprises a plurality of connecting rod pistons 51 connected to the bottom of the movable seat 4, a plurality of sampling tubes 52 which penetrate through the bottom of the guide shell 2 and are fixed in a sleeved mode corresponding to the plurality of connecting rod pistons 51, and a disposable sleeve 53 sleeved at the end portions of the plurality of sampling tubes 52 outside the guide shell 2.
The biological laboratory sampling device of this embodiment is provided with a plurality of sampling tubes 52 to set up disposable sleeve 53 on the sampling tube 52, the corresponding quantity of disposable sleeve 53 of the quantity installation of sampling as required, will disposable sleeve 53's tip all is arranged in waiting to take a sample originally, and the removal seat 4 that upwards moves drives connecting rod piston 51 and upwards moves, can accomplish the sampling of many copies equivalent very easily, easy and simple to handle, and the sampling efficiency is high, thereby has improved the accuracy of experimental result.
In this embodiment, specifically, the transmission mechanism 3 includes a micro motor 31 fixed in the handle 1, a switch 32 provided on the handle 1 for controlling the micro motor 31, and a transmission rod 33 provided in the handle 1 and connected to the micro motor 31, wherein the other end of the transmission rod 33 is connected to the bottom of the guide housing 2 through a bearing; during sampling, the micro motor 31 is regulated to rotate positively, the micro motor 31 is controlled to rotate positively for a fixed number of turns through the switch 32, and the transmission rod 33 rotating positively enables the movable seat 4 to move upwards, so that the plurality of connecting rod pistons 51 are driven to move upwards for sampling; during lofting, the micro motor 31 is regulated to rotate reversely, the micro motor 31 is controlled to rotate reversely for a fixed number of turns through the switch 32, and the driving rod 33 rotating reversely enables the movable seat 4 to move downwards, so that the plurality of connecting rod pistons 51 are driven to move downwards for lofting.
In this embodiment, in particular, the movable seat 4 is connected to the outside of the transmission rod 33 and can move back and forth along the transmission rod 33.
As a further improvement of the above embodiment, a cover for covering a plurality of sampling tubes 52 is provided at the lower end of the guide housing 2, and the cover can protect the sampling tubes 52 from damage.
In order to facilitate the use, as a further improvement of the above embodiment, the sampling volume of the disposable sleeve 53 is larger than that of the sampling tube 52, and the sample solution does not enter the sampling tube 52 when the sample is sucked, so that the sampling of other samples can be performed only by sleeving the required number of the disposable sleeves 53 without cleaning the sampling tube 52, thereby reducing the cleaning process of the sampling tube 52 and leading to higher sampling efficiency.
In order to facilitate the use, as a further improvement of the above embodiment, two brackets 7 are respectively installed on two sides of the guide shell 2 through two limiting rotating shafts 6, and the sampling device of this embodiment can be vertically placed on a plane through the brackets 7, so as to avoid the sample tube 52 or the disposable sleeve 53 from contacting with sundries to pollute the sample, and also avoid the situation that the sample backflow pollutes the sample tube 52 due to the inclination of the sampling device of this embodiment.
The above embodiments can be accomplished in two ways:
As shown in fig. 2, the bracket 7 is two telescopic rods rotating around the limit rotating shaft 6 at a fixed angle;
as shown in fig. 3, the bracket 7 is a folding rod rotating around the limit rotating shaft 6 at a fixed angle.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. A biological laboratory sampling device, characterized in that: the device comprises a handle, a guide shell arranged at the lower end of the handle, a transmission mechanism arranged in the handle and the guide shell, a movable seat connected with the transmission mechanism and controlled to move up and down by the transmission mechanism, and a suction mechanism arranged at the lower end of the movable seat;
The suction mechanism comprises a plurality of connecting rod pistons connected to the bottom of the movable seat, a plurality of sampling tubes which penetrate through the bottom of the guide shell to be fixed and are correspondingly sleeved with the connecting rod pistons, and a plurality of disposable sleeves sleeved at the ends of the sampling tubes from the guide shell.
2. A biological laboratory sampling apparatus according to claim 1, wherein: the transmission mechanism comprises a micro motor fixed in the handle, a switch arranged on the handle and used for controlling the micro motor, and a transmission rod arranged in the handle and connected with the micro motor, wherein the other end of the transmission rod is connected with the bottom of the guide shell through a bearing.
3. A biological laboratory sampling apparatus according to claim 2, wherein: the movable seat is connected to the outer side of the transmission rod and can move back and forth along the transmission rod.
4. A biological laboratory sampling apparatus according to claim 1, wherein: the lower end of the guide shell is provided with a shell cover for covering a plurality of sampling tubes.
5. A biological laboratory sampling apparatus according to claim 1, wherein: the sampling volume of the disposable sleeve is larger than that of the sampling tube.
6. A biological laboratory sampling apparatus according to claim 1, wherein: two sides of the guide shell are respectively provided with two brackets through two limiting rotating shafts.
7. The biological laboratory sampling apparatus of claim 6, wherein: the support is two telescopic rods which rotate around the limiting rotating shaft according to a fixed angle.
8. The biological laboratory sampling apparatus of claim 6, wherein: the support is a folding rod which rotates around the limiting rotating shaft according to a fixed angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242901.5U CN221148194U (en) | 2023-11-30 | 2023-11-30 | Biological laboratory sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242901.5U CN221148194U (en) | 2023-11-30 | 2023-11-30 | Biological laboratory sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221148194U true CN221148194U (en) | 2024-06-14 |
Family
ID=91424136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323242901.5U Active CN221148194U (en) | 2023-11-30 | 2023-11-30 | Biological laboratory sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221148194U (en) |
-
2023
- 2023-11-30 CN CN202323242901.5U patent/CN221148194U/en active Active
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