CN219675391U - Liquid-transfering device leakproofness detection device - Google Patents
Liquid-transfering device leakproofness detection device Download PDFInfo
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- CN219675391U CN219675391U CN202321229383.0U CN202321229383U CN219675391U CN 219675391 U CN219675391 U CN 219675391U CN 202321229383 U CN202321229383 U CN 202321229383U CN 219675391 U CN219675391 U CN 219675391U
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- fixedly connected
- detector
- pipette
- detection device
- liquid
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 238000012360 testing method Methods 0.000 claims abstract description 23
- 238000000605 extraction Methods 0.000 claims abstract description 19
- 239000011521 glass Substances 0.000 claims abstract description 7
- 238000009489 vacuum treatment Methods 0.000 abstract description 3
- 206010036790 Productive cough Diseases 0.000 description 10
- 210000003802 sputum Anatomy 0.000 description 10
- 208000024794 sputum Diseases 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The utility model provides a device for detecting tightness of a pipette, which comprises the following components: the detector, one side fixedly connected with of detector places the seat, and the seal pot sets up in the inside of placing the seat, and the top of seal pot is provided with sealed lid, and sealed inside fixedly connected with extraction opening, sealed inside fixedly connected with test opening of lid, display screen set up in one side of detector, and oilless piston pump sets up in the inside of detector. The utility model provides a detection device for tightness of a liquid-transfering device, wherein an oil-free piston pump is arranged in the detection device and is matched with a sealing tank, a sealing cover, an air extraction opening and a test opening, so that the liquid-transfering device is required to be subjected to vacuum treatment, meanwhile, the air extraction opening and the test opening can adapt to the aperture size of most liquid-transfering devices, and pressure data are displayed through a display screen, so that pressure display can be more accurately and rapidly observed, the sealing tank is made of organic glass, and the accuracy of the scribing precision can be ensured.
Description
Technical Field
The utility model relates to the technical field of detection devices, in particular to a detection device for tightness of a pipette.
Background
A pipette, also called a pipette, is a measuring tool for transferring liquid from an original container to another container in a range of measurement, and is widely used in fields such as biology and chemistry.
The sputum aspirator can carry out sealing detection to the pipettor now, and current sputum aspirator stone uses low accuracy pressure instrument, when inconvenient observation, vacuum data exists the error to influence later stage's use.
In order to be able to detect sputum aspirator, the current chinese patent with publication number CN217276692U discloses a pipette tightness detection device comprising; the detector comprises a detector shell, an operation display device and a measurement detection device, wherein the operation display device is arranged on the detector shell, and the measurement detection device is arranged inside the detector shell. The utility model belongs to the technical field of inspection and detection equipment, and particularly relates to a liquid-transfering device tightness detection device with simple structure, convenient operation and low cost
The prior art solutions described above have the following drawbacks: it is known from the above description of the tightness detection device that tightness of the sputum aspirator can be detected by the air pressure sensor, but when sputum aspirators with different diameters need to be detected, practical range of the tightness detection device is limited, so that convenience of the tightness detection device is not high.
Disclosure of Invention
The utility model aims to solve the problem that the tightness detection device is low in convenience.
In order to solve the above technical problems, the present utility model provides a device for detecting tightness of a pipette, comprising:
the detector is fixedly connected with a placement seat at one side of the detector;
the sealing tank is arranged in the placing seat, a sealing cover is arranged at the top of the sealing tank, an extraction opening is fixedly connected to the inside of the sealing cover, and a test opening is fixedly connected to the inside of the sealing cover;
the display screen is arranged on one side of the detector;
the oil-free piston pump is arranged in the detector.
Preferably, the top of the detector is fixedly connected with a handle.
The technical effect of adopting the further scheme is as follows: when the tightness of the sputum aspirator needs to be detected, the pipe orifice of the sputum aspirator is sleeved in the test port, after the good tightness of the sealing cover is confirmed, the oil-free piston pump is used for sucking the sealing tank through the extraction port to evacuate the redundant air, and finally, the display screen on one side of the detector is observed to obtain whether the tightness is good.
Preferably, the sealing tank is made of organic glass, and graduation lines are arranged on the surface of the sealing tank.
The technical effect of adopting the further scheme is as follows: in order to observe the amount of liquid absorbed by the inner wall of the sealed tank, staff can know the amount of liquid through the scale plate.
Preferably, the top fixedly connected with bracing piece of sealed lid, the inside of bracing piece is provided with flexible subassembly.
Preferably, the telescopic assembly comprises a telescopic groove, and a telescopic rod is connected inside the telescopic groove in a sliding manner.
The technical effect of adopting the further scheme is as follows: in order to avoid that the length of the hose of the sputum aspirator is limited, so that tightness detection cannot be performed, a worker can extend the length of the test port by extending the telescopic rod through the telescopic groove.
Preferably, one end of the telescopic slot is fixedly connected with a rotating seat, and one side of the rotating seat is fixedly connected with a fixing sleeve.
Preferably, the inside of fixed cover is provided with spacing subassembly, spacing subassembly includes the stop collar, one side of stop collar rotates and is connected with the gag lever post.
The technical effect of adopting the further scheme is as follows: for the leakproofness of fixed sputum aspirator of different chi footpath, the staff can the manual rotatory gag lever post, adjusts the size of stop collar, increases this leakproofness detection device's convenience.
Compared with the related art, the detection device for the tightness of the liquid dispenser has the following beneficial effects:
the utility model provides a device for detecting tightness of a liquid-transfering device, which is characterized in that an oil-free piston pump is arranged in a detector and is matched with a sealing tank, a sealing cover, an air extraction opening and a testing opening, so that the liquid-transfering device is required to be subjected to vacuum treatment, meanwhile, the air extraction opening and the testing opening can adapt to the aperture size of most liquid-transfering devices, and pressure data are displayed through a display screen, so that the pressure display can be more accurately and rapidly observed, the sealing tank is made of organic glass, the accuracy of the precision of a scribing can be ensured, the working intensity of staff can be reduced, and the convenience of the device for detecting tightness of the liquid-transfering device can be increased.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a device for detecting tightness of a pipette according to the present utility model;
FIG. 2 is a cross-sectional view of the device shown in FIG. 1 as a whole;
FIG. 3 is a side view of the device of FIG. 1 as a whole;
fig. 4 is a schematic structural view of a second embodiment of a device for detecting tightness of a pipette according to the present utility model;
FIG. 5 is an enlarged schematic view of portion A shown in FIG. 4;
fig. 6 is a schematic structural view of the limiting assembly shown in fig. 1.
Reference numerals in the drawings: 1. the detector 2, the placing seat 3, the sealing tank 4, the sealing cover 5, the air extraction opening 6, the testing opening 7, the display screen 8, the scale mark 9 and the oil-free piston pump,
10. the handle is provided with a handle,
11. telescoping assemblies, 111, telescoping slots, 112 telescoping rods,
12. the fixing sleeve is arranged on the inner side of the sleeve,
13. a limit component, 131, a limit sleeve, 132 and a limit rod,
14. and a rotating seat.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
First embodiment
Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic structural diagram of a first embodiment of a device for detecting tightness of a pipette according to the present utility model; FIG. 2 is a cross-sectional view of the device shown in FIG. 1 as a whole; fig. 3 is a side view of the device shown in fig. 1 as a whole. A pipette tightness detection device comprising:
the detector 1, one side of the detector 1 is fixedly connected with the placing seat 2;
the detector 1 is a sputum aspirator which is provided with a placement seat 2 and a handle 10.
The sealing tank 3 is arranged in the placing seat 2, the top of the sealing tank 3 is provided with a sealing cover 4, the inside of the sealing cover 4 is fixedly connected with an extraction opening 5, and the inside of the sealing cover 4 is fixedly connected with a test opening 6;
the seal pot 3 is placed in the inside of placing seat 2, seal pot 3 from taking sealed lid 4, and sealed inside fixedly connected with extraction opening 5 and the test port 6 of lid 4 can adapt to the aperture size of most pipettors.
The display screen 7 is arranged on one side of the detector 1;
the display screen 7 is a high-precision digital pressure meter for more accurate and faster observation of pressure display.
The oil-free piston pump 9, the oil-free piston pump 9 is set up in the inside of the detector 1.
The oil-free piston pump 9 is fixedly connected with the inside of the detector 1 through bolts.
The top of the detector 1 is fixedly connected with a handle 10.
The sealing tank 3 is made of organic glass, and graduation marks 8 are arranged on the surface of the sealing tank 3.
The sealing tank 3 is made of organic glass material and is used for ensuring the accuracy of the scribing precision
The utility model provides a working principle of a liquid-transfering device tightness detection device, which comprises the following steps:
when the vacuum pump is used, when the vacuum pump is used for vacuuming the liquid transfer device, the oil-free piston pump 9 is started firstly, the interior of the sealing tank 3 is pumped out through the pumping hole 5 connected with the connecting pipe connected with the output end of the oil-free piston pump 9, the liquid transfer device is connected with the connecting pipe through the test port 6 at the top of the sealing cover 4, and the numerical value on the display screen 7 is observed.
Compared with the related art, the detection device for the tightness of the liquid dispenser has the following beneficial effects:
the utility model provides a detection device for tightness of a liquid-transfering device, wherein an oil-free piston pump 9 is arranged in a detector 1 and matched with a sealing tank 3, a sealing cover 4, an air extraction opening 5 and a test opening 6, so that the liquid-transfering device is required to be subjected to vacuum treatment, meanwhile, the air extraction opening 5 and the test opening 6 can adapt to the aperture size of most liquid-transfering devices, and pressure data are displayed through a display screen 7, so that pressure display is more accurately and rapidly observed, the sealing tank is made of organic glass, and the accuracy of scribing precision can be ensured.
Second embodiment
Referring to fig. 4, 5 and 6, another device for detecting tightness of a pipette is provided according to a second embodiment of the present utility model. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the second embodiment of the present utility model provides a device for detecting tightness of a pipette, which is different in that a supporting rod is fixedly connected to the top of a sealing cover 4, and a telescopic component 11 is disposed in the supporting rod.
The top fixedly connected with two bracing pieces of sealed lid 4, the expansion tank 111 has all been seted up to the inside of two bracing pieces, and the inside of two expansion tanks 111 is all sliding connection with the telescopic link, and the one end fixedly connected with circular ring on telescopic link 112 surface for the telescopic link 112 breaks away from the expansion tank 111 when the inside of expansion tank 111 moves to one side.
The telescopic assembly 11 comprises a telescopic slot 111, and a telescopic rod 112 is connected inside the telescopic slot 111 in a sliding manner.
One end of the telescopic rod 112 is fixedly connected with a rotating seat, and one side of the rotating seat is fixedly connected with a fixed sleeve 12.
The rotating seat comprises a U-shaped fixing seat, two sides of the inner wall of the U-shaped fixing seat are rotationally connected with rotating rods through rotating shafts, one side of each rotating rod is fixedly connected with a rectangular block, and each rotating rod is fixedly connected with one side of the fixing sleeve 12 through the rectangular block.
The inside of fixed cover 12 is provided with spacing subassembly 13, and spacing subassembly 13 includes stop collar 131, and one side rotation of stop collar 131 is connected with gag lever post 132.
The gag lever post 132 is the threaded rod, and the one end fixedly connected with circular handle of threaded rod, the other end of threaded rod are rotated through the axis of rotation and are connected with stop collar 131, and two screw holes with threaded rod looks adaptation have been seted up to the inside of fixed cover 12, and the inside equal threaded connection of two screw holes has stop lever 132, and stop collar 131 is semi-circular cover, and two stop collar 131 combinations are with extraction opening 5 and test port 6 looks adaptation.
The utility model provides a working principle of a liquid-transfering device tightness detection device, which comprises the following steps:
when the connecting pipe is connected between the air extraction opening 5 and the test opening 6, the fixing sleeve 12 is firstly moved upwards to drive the telescopic rod 112 to move to one side in the telescopic groove 111, after the fixing sleeve 12 is moved upwards to a proper position, the fixing sleeve 12 is rotated to one side, after the fixing sleeve 12 is rotated to one side to a proper position, the telescopic rod 112 is driven to slide downwards in the telescopic groove 111 by moving downwards, after the fixing sleeve 12 is sleeved on the surface of the air extraction opening 5, the connecting pipe is inserted into the surface of the air extraction opening 5, the limiting rod 132 is rotated to one side, when the limiting rod 132 is rotated to one side, the limiting rod 132 is moved to one side in the fixing sleeve 12, and when the limiting rod 132 is moved to one side, the limiting sleeve 131 is driven to move to the proper position, the connecting pipe and the air extraction opening 5 are fixed, and air leakage is prevented.
Compared with the related art, the detection device for the tightness of the liquid dispenser has the following beneficial effects:
the utility model provides a device for detecting tightness of a liquid dispenser, which is characterized in that a supporting rod arranged at the top of a sealing cover 4 is matched with a telescopic component 11, a fixed sleeve 12 and a limiting component 13, so that connecting pipes with different sizes can be fixed, and air leakage is prevented when the connecting pipes with different sizes are connected with an air extraction opening 5 and a test opening 6, and further, detection data are error.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.
Claims (7)
1. A pipette tightness detection device, characterized by comprising:
the detector is fixedly connected with a placement seat at one side of the detector;
the sealing tank is arranged in the placing seat, a sealing cover is arranged at the top of the sealing tank, an extraction opening is fixedly connected to the inside of the sealing cover, and a test opening is fixedly connected to the inside of the sealing cover;
the display screen is arranged on one side of the detector;
the oil-free piston pump is arranged in the detector.
2. The pipette seal testing device of claim 1, wherein a handle is fixedly connected to the top of the test meter.
3. The pipette tightness detection device according to claim 1, wherein the sealing tank is made of organic glass, and graduation marks are provided on the surface of the sealing tank.
4. The pipette tightness detection device according to claim 1, wherein a supporting rod is fixedly connected to the top of the sealing cover, and a telescopic component is arranged in the supporting rod.
5. The pipette seal testing device of claim 4, wherein the telescoping assembly comprises a telescoping slot, and wherein the telescoping rod is slidably connected to the interior of the telescoping slot.
6. The pipette seal testing device according to claim 5, wherein one end of the telescoping slot is fixedly connected with a rotating seat, and one side of the rotating seat is fixedly connected with a fixing sleeve.
7. The pipette seal testing device of claim 6, wherein a limiting assembly is arranged inside the fixed sleeve, the limiting assembly comprises a limiting sleeve, and a limiting rod is rotatably connected to one side of the limiting sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321229383.0U CN219675391U (en) | 2023-05-22 | 2023-05-22 | Liquid-transfering device leakproofness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321229383.0U CN219675391U (en) | 2023-05-22 | 2023-05-22 | Liquid-transfering device leakproofness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219675391U true CN219675391U (en) | 2023-09-12 |
Family
ID=87923096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321229383.0U Active CN219675391U (en) | 2023-05-22 | 2023-05-22 | Liquid-transfering device leakproofness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219675391U (en) |
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2023
- 2023-05-22 CN CN202321229383.0U patent/CN219675391U/en active Active
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