CN213886240U - Biological detection draws device with detection liquid - Google Patents
Biological detection draws device with detection liquid Download PDFInfo
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- CN213886240U CN213886240U CN202022621249.8U CN202022621249U CN213886240U CN 213886240 U CN213886240 U CN 213886240U CN 202022621249 U CN202022621249 U CN 202022621249U CN 213886240 U CN213886240 U CN 213886240U
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Abstract
The utility model discloses a biological detection is with detecting liquid drawing device, including the installing frame, the movable groove has been seted up at the top of installing frame, and the inside interlude of movable groove is connected with the movable rod, and the top fixedly connected with regulating plate of movable rod, the bottom and the first thread bush threaded connection of movable rod, the bottom and the center fixed connection at movable plate top of first thread bush, and the bottom of movable plate is provided with the gasbag, the utility model relates to a biological detection is with detecting liquid drawing device, arc clamp block, sealing washer, fixed frame, second thread bush and threaded rod can be pressed from both sides tightly fixedly according to the diameter of different pipettes to satisfy the demand of the drawing volume of different solutions, are convenient for nimble the operation, improve the practicality of drawing the liquid pipe; the adjustable screw rod comprises a movable rod, a first threaded sleeve, a telescopic rod and a first spring, the amount of solution can be accurately absorbed by adjusting the extrusion force, the accurate operation is convenient to carry out, and the uniformity of the pressure of the movable plate can be guaranteed by the telescopic rod and the first spring.
Description
Technical Field
The utility model relates to a biological detection field specifically is a biological detection draws device with detection liquid.
Background
Biological detection is widely applied in modern society, analysis through biological detection is convenient for experiments to obtain various biological information, and the biological information is widely applied to aspects of society, has an important role in bioengineering, various reaction tests need to be carried out in the process of biological analysis detection, research is carried out through the reaction of various reagents, and in order to prevent pollution in the reaction process, various reaction solutions need to be quantitatively added into a reaction container through a drawing device to ensure the accuracy of the reaction test.
The hand is pressed unstably and is caused the too much backward flow of imbibition to pollute solution easily when current draw device draws reaction liquid, can not be according to the volume of drawing liquid change the pipette in a flexible way.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biological detection draws device with detecting liquid to the hand presses down the unstable too much backflow pollution solution that causes the imbibition easily when drawing the device and drawing reaction liquid that provides in solving above-mentioned background art, can not be according to the nimble problem of changing the pipette of the volume of drawing liquid.
In order to achieve the above object, the utility model provides a following technical scheme: a detection liquid drawing device for biological detection comprises a mounting frame, wherein a movable groove is formed in the top of the mounting frame, a movable rod is connected inside the movable groove in an inserting mode, an adjusting plate is fixedly connected to the top end of the movable rod, the bottom end of the movable rod is in threaded connection with a first threaded sleeve, the bottom of the first threaded sleeve is fixedly connected with the center of the top of a movable plate, an air bag is arranged at the bottom of the movable plate, one end of the air bag is fixedly communicated with one end of a liquid drawing pipe, a fixing frame is sleeved at the bottom end of the liquid drawing pipe, second threaded sleeves are fixedly connected to two ends of the inner wall of the fixing frame, threaded rods are in threaded connection with the insides of the two second threaded sleeves, one ends of the two threaded rods are fixedly connected with one side of an arc-shaped clamping block through a rotating shaft, and the insides of the two arc-shaped clamping blocks are fixedly connected with the surface of a liquid drawing pipe, and a sealing ring is sleeved at the top end of the liquid suction pipe, and the surface of the sealing ring is fixedly connected with the bottom of the inner wall of the liquid suction pipe.
As a preferred technical scheme of the utility model, the mounting groove has all been seted up, four at the both ends of movable plate both sides the inside of mounting groove is the fixed second spring that is provided with all, four the equal fixedly connected with ball of one end of second spring, four the both sides sliding connection of four mounting grooves and installing frame inner wall is passed respectively to one side of ball.
As an optimized technical scheme of the utility model, one side fixedly connected with scale bar of pipette.
As a preferred technical scheme of the utility model, the equal fixedly connected with telescopic link in both sides at movable plate top, two the flexible end of telescopic link respectively with the both ends fixed connection at installing frame inner wall top, two the surface of telescopic link all is overlapped and is equipped with first spring.
As an optimized technical scheme of the utility model, anti-skidding groove has been seted up on the surface of regulating plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the arc-shaped clamping block, the sealing ring, the fixing frame, the second threaded sleeve and the threaded rod can be clamped and fixed according to the diameters of different liquid suction pipes so as to meet the requirements of the suction amount of different solutions, the flexible operation is facilitated, and the practicability of the liquid suction pipe is improved;
2. set up movable rod, first thread bush, telescopic link and first spring, the volume of solution is absorbed in the control of the regulation extruded dynamics that can be accurate, is convenient for carry out the accurate operation, and the homogeneity to the pressure of movable plate can be guaranteed to telescopic link and first spring, and the protection gasbag prevents the too big destruction of dynamics.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic cross-sectional structure of the present invention;
fig. 3 is a schematic view of a partial structure of the present invention.
In the figure: 1. installing a frame; 2. a movable rod; 3. moving the plate; 4. a telescopic rod; 5. a first spring; 6. a second spring; 7. a ball bearing; 8. an adjusting plate; 9. a movable groove; 10. an air bag; 11. a liquid drawing pipe; 12. a first threaded sleeve; 13. a pipette; 14. a fixing frame; 15. a second threaded sleeve; 16. a threaded rod; 17. an arc-shaped clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a detection liquid drawing device for biological detection, comprising a mounting frame 1, a movable groove 9 is formed at the top of the mounting frame 1, a movable rod 2 is inserted and connected inside the movable groove 9, an adjusting plate 8 is fixedly connected to the top end of the movable rod 2, the bottom end of the movable rod 2 is in threaded connection with a first thread bushing 12, the bottom of the first thread bushing 12 is fixedly connected to the center of the top of the movable plate 3, an air bag 10 is arranged at the bottom of the movable plate 3, one end of the air bag 10 is fixedly connected to one end of a liquid drawing pipe 11, a fixed frame 14 is sleeved at the bottom end of the liquid drawing pipe 11, second thread bushings 15 are fixedly connected to both ends of the inner wall of the fixed frame 14, threaded rods 16 are threadedly connected to both insides of the two second thread bushings 15, one ends of the two threaded rods 16 are fixedly connected to one side of an arc-shaped clamping block 17 through a rotating shaft, the insides of the two arc-shaped clamping blocks 17 are fixedly connected to the surface of the liquid drawing pipe 13, the top end of the liquid suction pipe 13 is sleeved with a sealing ring, and the surface of the sealing ring is fixedly connected with the bottom of the inner wall of the liquid suction pipe 11.
Preferably, the mounting groove has all been seted up at the both ends of 3 both sides of movable plate, and the inside of four mounting grooves is all fixed and is provided with second spring 6, and the equal fixedly connected with ball 7 of the one end of four second springs 6, the both sides sliding connection of four mounting grooves and installing frame 1 inner wall is passed respectively to one side of four ball 7, reduces the resistance when movable plate 3 removes, and improvement stability makes the extrusion more steady.
Preferably, a scale bar is fixedly connected to one side of the pipette 13, so that the amount of suction can be observed conveniently.
Preferably, the equal fixedly connected with telescopic link 4 in both sides at 3 tops of movable plate, the flexible end of two telescopic links 4 respectively with the both ends fixed connection at 1 inner wall top of installing frame, the surface of two telescopic links 4 all overlaps and is equipped with first spring 5, and the strength when making movable rod 2 move down through telescopic link 4 and the deformation of first spring 5 is more even.
Preferably, the surface of the adjusting plate 8 is provided with an anti-slip groove, so that the adjusting plate 8 can be rotated conveniently by improving the friction force.
When the device is used, the adjusting plate 8 is rotated to enable the movable rod 2 to drive the first threaded sleeve 12 to move downwards, so that the movable plate 3 extrudes the air bag 10 to form negative pressure, the liquid suction pipe 13 is placed into liquid to be taken, the adjusting plate 8 is rotated to suck the liquid, the extrusion force can be accurately adjusted to control the amount of the sucked liquid, and accurate operation is facilitated; when the movable plate 3 moves, the telescopic rod 4 and the first spring 5 deform to enable the force of the movable rod 2 to be more uniform when the movable rod moves downwards, and the air bag 10 is protected to prevent the damage caused by overlarge force; the second spring 6 and the ball 7 can reduce the resistance of the moving plate 3 during moving, improve the stability and enable the extrusion to be more stable; the rotating threaded rod 16 pushes the arc-shaped clamping block 17 to fix the pipette 13 through the second threaded sleeve 15, different sealing rings are replaced according to different pipettes 13, and the arc-shaped clamping block 17, the sealing rings, the fixing frame 14, the second threaded sleeve 15 and the threaded rod 16 can be clamped and fixed according to the diameters of different pipettes 13 so as to meet the requirements of the drawing amount of different solutions, so that flexible operation is facilitated, and the practicability of the liquid drawing pipe 11 is improved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a biological assay draws device with detection liquid, includes installing frame (1), its characterized in that: the top of the mounting frame (1) is provided with a movable groove (9), the inside of the movable groove (9) is connected with a movable rod (2) in an inserting manner, the top end of the movable rod (2) is fixedly connected with an adjusting plate (8), the bottom end of the movable rod (2) is in threaded connection with a first threaded sleeve (12), the bottom of the first threaded sleeve (12) is fixedly connected with the center of the top of the movable plate (3), the bottom of the movable plate (3) is provided with an air bag (10), one end of the air bag (10) is fixedly communicated with one end of a liquid suction pipe (11), the bottom end of the liquid suction pipe (11) is sleeved with a fixed frame (14), the two ends of the inner wall of the fixed frame (14) are fixedly connected with second threaded sleeves (15), the insides of the two second threaded sleeves (15) are in threaded connection with threaded rods (16), and one ends of the two threaded rods (16) are fixedly connected with one side of an arc-shaped clamping block (17) through a rotating shaft, the inner parts of the two arc-shaped clamping blocks (17) are fixedly connected with the surface of the liquid suction pipe (13), a sealing ring is sleeved at the top end of the liquid suction pipe (13), and the surface of the sealing ring is fixedly connected with the bottom of the inner wall of the liquid suction pipe (11).
2. The detection liquid drawing device for bioassay according to claim 1, wherein: mounting grooves, four, second spring (6), four are all fixedly arranged in the inside of mounting groove, four the equal fixedly connected with ball (7) of one end of second spring (6), four the both sides sliding connection of four mounting grooves and installing frame (1) inner wall is passed respectively to one side of ball (7).
3. The detection liquid drawing device for bioassay according to claim 1, wherein: and a scale bar is fixedly connected to one side of the pipette (13).
4. The detection liquid drawing device for bioassay according to claim 1, wherein: the equal fixedly connected with telescopic link (4) in both sides at movable plate (3) top, two the flexible end of telescopic link (4) respectively with the both ends fixed connection at installing frame (1) inner wall top, two the surface of telescopic link (4) all is overlapped and is equipped with first spring (5).
5. The detection liquid drawing device for bioassay according to claim 1, wherein: the surface of the adjusting plate (8) is provided with an anti-skid groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022621249.8U CN213886240U (en) | 2020-11-12 | 2020-11-12 | Biological detection draws device with detection liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022621249.8U CN213886240U (en) | 2020-11-12 | 2020-11-12 | Biological detection draws device with detection liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213886240U true CN213886240U (en) | 2021-08-06 |
Family
ID=77118926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022621249.8U Active CN213886240U (en) | 2020-11-12 | 2020-11-12 | Biological detection draws device with detection liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213886240U (en) |
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2020
- 2020-11-12 CN CN202022621249.8U patent/CN213886240U/en active Active
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