CN112924152B - Micro-dropper testing device - Google Patents
Micro-dropper testing device Download PDFInfo
- Publication number
- CN112924152B CN112924152B CN202110185474.8A CN202110185474A CN112924152B CN 112924152 B CN112924152 B CN 112924152B CN 202110185474 A CN202110185474 A CN 202110185474A CN 112924152 B CN112924152 B CN 112924152B
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- side wall
- mounting shell
- position adjusting
- main
- connecting plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000005192 partition Methods 0.000 claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000284 extract Substances 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 230000010349 pulsation Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention discloses a micro-dropper testing device, and relates to the technical field of micro-drop testing devices. It includes a mounting shell with an opening on the side wall; a plurality of slide rails are arranged on the inner side wall of the mounting shell; the connecting pads are respectively connected with the main connecting plate and the auxiliary connecting plate to form a closed space; a transverse position adjusting mechanism is arranged on the side wall of the main connecting plate; the outer side wall of the connecting pad is provided with a micro-drip along the length direction; the outer side wall of the connecting pad is provided with a longitudinal position adjusting mechanism; a partition plate is hermetically arranged in the connecting shell; the stable cavities are respectively communicated with a circulation tube. The beneficial effects of the invention are: the water pump extracts when the transportation at liquid, thereby changes the space and deposits liquid connecting shell internal piston's removal, and eliminates the water pump and to the produced pulsation of liquid transportation to make liquid transportation more steady, make the test more reliable, and stretch and adjust its length to the connection pad when the test, and stretch the extrusion and adjust its sectional area to its lateral wall, consequently make the test changeable, use more nimble reliable.
Description
Technical Field
The invention relates to the technical field of droplet testing devices.
Background
When the micro-dropper is used, liquid is required to uniformly drip along a micro-drop opening, so that the dripping effect of the micro-drop opening is ensured by performing variable test on the micro-dropper, and therefore, the test is performed by adjusting the variables such as the length, the cross-sectional area and the like of the micro-dropper.
Disclosure of Invention
The invention aims to solve the technical problem and provides a micro-dropper testing device aiming at the technical defects. The water pump extracts when the transportation at liquid, thereby changes the space and deposits liquid connecting shell internal piston's removal, and eliminates the water pump and to the produced pulsation of liquid transportation to make liquid transportation more steady, make the test more reliable, and stretch and adjust its length to the connection pad when the test, and stretch the extrusion and adjust its sectional area to its lateral wall, consequently make the test changeable, use more nimble reliable.
The technical scheme adopted by the invention is as follows: the micro dropper testing device comprises a mounting shell with an opening on the side wall; a plurality of slide rails are arranged on the inner side wall of the mounting shell; a testing device is arranged in the mounting shell; the outer wall of the mounting shell is provided with a stabilizing device;
the testing device comprises a main connecting plate, an auxiliary connecting plate and an elastic connecting pad with an annular section; the connecting pads are respectively connected with the main connecting plate and the auxiliary connecting plate to form a closed space; the lateral wall of the main connecting plate is provided with a lateral position adjusting mechanism; the transverse position adjusting mechanism is fixedly connected with the inner wall of the mounting shell; the auxiliary connecting plate is fixedly connected with the inner wall of the mounting shell; the outer side walls of the connecting pads are respectively matched with the slide rails in a sliding connection manner; the outer side wall of the connecting pad is provided with a micro-drip along the length direction; the micro-drip openings are correspondingly matched with the side wall of the opening of the mounting shell; the outer side wall of the connecting pad is provided with a longitudinal position adjusting mechanism; the longitudinal position adjusting mechanism is in sliding connection and matching with the inner side wall of the mounting shell;
The stabilizing device comprises a connecting shell and a connecting pipe; the connecting shell is internally provided with a partition plate in a sealing way; a plurality of connecting cavities are separated from the connecting shell through partition plates; pistons are respectively arranged in the connecting cavities in a sealing and sliding manner; the pistons are connected and matched through a connecting rod; the connecting rods respectively penetrate through the partition plates and are in sealing sliding connection and matching with the partition plates; each connecting cavity is divided into a stable cavity and a circulating cavity by a piston; the stable cavities are respectively communicated with circulation pipes; the circulating pipes are communicated with the connecting pipes respectively; the outer wall of the connecting shell is provided with a flow port; the circulation ports are communicated with the circulation cavity respectively; the connecting pipe respectively passes through the mounting shell and the auxiliary connecting plate and penetrates into the connecting pad.
Further optimizing the technical scheme, the transverse position adjusting mechanism of the micro-dropper testing device comprises a main telescopic rod; two ends of the main telescopic rod are respectively fixedly connected with the main connecting plate and the inner wall of the mounting shell; the longitudinal position adjusting mechanism comprises a slide way arranged on the inner side wall of the mounting shell; the outer side wall of the connecting pad is fixedly connected with an elastic supporting strip; a plurality of auxiliary telescopic rods are arranged on the outer side wall of the supporting bar at intervals; the auxiliary telescopic rods are respectively matched with the slide ways in a sliding connection mode.
Further optimizing the technical scheme, the transverse position adjusting mechanism of the micro-dropper testing device comprises a main screw rod; one end of the main screw rod is in rotating connection fit with the main connecting plate, and the other end of the main screw rod is in threaded engagement connection fit with the mounting shell; the longitudinal position adjusting mechanism comprises an installation shell, wherein an adjusting opening is formed in the outer wall of the installation shell along the length direction; a plurality of sliding blocks are slidably arranged in the adjusting opening; the outer side wall of the connecting pad is fixedly connected with an elastic supporting strip; a plurality of auxiliary screw rods are arranged on the outer side wall of the supporting bar at intervals; one end of the auxiliary screw rod is in rotating connection and matching with the supporting bar, and the other end of the auxiliary screw rod is in threaded engagement and matching with the sliding block respectively.
The invention has the beneficial effects that:
1. when the liquid is extracted by the water pump to carry out a droplet test, when the water pump generates pulses in the process of extracting and transporting the liquid, the piston slides in the connecting shell, so that the space size in the stabilizing cavity is changed, the liquid is stored and then is stably processed to eliminate the pulses, the liquid is stably transported into the connecting pad to carry out the droplet test, and the test is more stable and reliable;
2. when the droplet test is carried out by changing the stretching length of the connecting pad, the main connecting plate is dragged by a transverse position adjusting mechanism such as a main telescopic rod or a main screw rod, so that the connecting pad is stretched to adjust the stretching length of the connecting pad, and the connecting pad pulls the deformation of a droplet opening to adjust the caliber of the droplet opening to carry out the droplet test, so that the variable is easy to adjust, and the variable is flexibly adjusted, so that the test is more variable and flexible, and the use is more reliable;
when the main connecting plate is pulled by the main telescopic rod or the main screw rod and other transverse position adjusting mechanisms to stretch the connecting pad, the connecting pad pulls the auxiliary telescopic rod or the auxiliary screw rod and other longitudinal position adjusting mechanisms to respectively slide along the slide way or the adjusting opening when being stretched and deformed, so that the stretching change of the connecting pad is adapted, and the use is more reliable;
3. After the connecting pads are stretched and pull the longitudinal position adjusting mechanisms such as the auxiliary telescopic rods or the auxiliary screw rods to slide to proper positions along the slide ways or the adjusting openings respectively, the sectional areas of the connecting pads are adjusted to change the variables of the connecting pads so as to carry out micro-droplet test, and the longitudinal position adjusting mechanisms such as the auxiliary telescopic rods or the auxiliary screw rods extrude or stretch the supporting bars so as to extrude or stretch the connecting pads to adjust the sectional areas of the connecting pads, so that the test is more flexible and changeable;
4. the connecting pad slides along the sliding rail when being stretched, and the sliding rail pulls the connecting pad to keep the shape of the connecting pad, so that the connecting pad is prevented from collapsing in shape to influence the test and use more reliably.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating the bonding pad structure of the present invention in a stretched state;
FIG. 5 is a cross-sectional view of a bonding pad structure according to the present invention;
FIG. 6 is a diagram illustrating a bonding pad structure according to the present invention.
In the figure, 1, a housing is installed; 2. a slide rail; 3. a main connection plate; 4. a secondary connecting plate; 5. a connecting pad; 6. a micro-drip opening; 7. a connecting shell; 8. a connecting pipe; 9. a partition plate; 10. a connecting cavity; 11. a piston; 12. a connecting rod; 13. a stability chamber; 14. a flow-through chamber; 15. a flow-through tube; 16. a flow port; 17. a main telescopic rod; 18. a slideway; 19. a supporting strip; 20. an auxiliary telescopic rod; 21. a main screw; 22. an adjustment port; 23. a slider; 24. and an auxiliary screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-6, the micro-dropper testing device comprises a mounting shell 1 with an opening on the side wall; a plurality of slide rails 2 are arranged on the inner side wall of the mounting shell 1; a testing device is arranged in the mounting shell 1; the outer wall of the mounting shell 1 is provided with a stabilizing device; the testing device comprises a main connecting plate 3, an auxiliary connecting plate 4 and an elastic connecting pad 5 with an annular section; the connecting pad 5 is respectively connected with the main connecting plate 3 and the auxiliary connecting plate 4 to form a closed space; a transverse position adjusting mechanism is arranged on the side wall of the main connecting plate 3; the transverse position adjusting mechanism is fixedly connected with the inner wall of the mounting shell 1; the auxiliary connecting plate 4 is fixedly connected with the inner wall of the mounting shell 1; the outer side walls of the connecting pads 5 are respectively matched with the slide rails 2 in a sliding connection manner; the outer side wall of the connecting pad 5 is provided with a micro-drip 6 along the length direction; the micro-drip openings 6 are correspondingly matched with the side wall of the opening of the mounting shell 1; the outer side wall of the connecting pad 5 is provided with a longitudinal position adjusting mechanism; the longitudinal position adjusting mechanism is in sliding connection and matching with the inner side wall of the mounting shell 1; the stabilizing device comprises a connecting shell 7 and a connecting pipe 8; a partition plate 9 is hermetically arranged in the connecting shell 7; a plurality of connecting cavities 10 are separated from the connecting shell 7 through partition plates 9; pistons 11 are respectively arranged in the connecting cavities 10 in a sealing and sliding manner; the pistons 11 are connected and matched through a connecting rod 12; the connecting rods 12 respectively penetrate through the partition plates 9 and are in sealing sliding connection and matching with the partition plates 9; each connecting cavity 10 is divided into a stabilizing cavity 13 and a circulating cavity 14 by a piston 11; the stable cavities 13 are respectively communicated with a circulating pipe 15; the circulating pipes 15 are respectively communicated with the connecting pipes 8; the outer wall of the connecting shell 7 is provided with a flow port 16; the circulation ports 16 are respectively communicated with the circulation chambers 14; the connecting pipe 8 respectively penetrates through the mounting shell 1 and the auxiliary connecting plate 4 and penetrates into the connecting pad 5; the transverse position adjusting mechanism comprises a main telescopic rod 17; two ends of the main telescopic rod 17 are respectively fixedly connected with the main connecting plate 3 and the inner wall of the mounting shell 1; the longitudinal position adjusting mechanism comprises a slide way 18 arranged on the inner side wall of the mounting shell 1; the outer side wall of the connecting pad 5 is fixedly connected with an elastic supporting strip 19; a plurality of auxiliary telescopic rods 20 are arranged on the outer side wall of the supporting bar 19 at intervals; the auxiliary telescopic rods 20 are respectively matched with the slide ways 18 in a sliding connection manner; the transverse position adjusting mechanism comprises a main screw rod 21; one end of the main screw 21 is in rotating connection and matching with the main connecting plate 3, and the other end of the main screw is in threaded engagement and matching with the mounting shell 1; the longitudinal position adjusting mechanism comprises an adjusting opening 22 formed in the outer wall of the mounting shell 1 along the length direction; a plurality of sliding blocks 23 are arranged in the adjusting openings 22 in a sliding manner; the outer side wall of the connecting pad 5 is fixedly connected with an elastic supporting strip 19; a plurality of auxiliary screw rods 24 are arranged on the outer side wall of the supporting bar 19 at intervals; one end of the auxiliary screw 24 is rotatably connected and matched with the supporting bar 19, and the other end is respectively connected and matched with the sliding block 23 in a threaded engagement manner.
When the device is used, the bottom end of the installation shell 1 is in an open state, the slide rails 2 are installed at the bottoms of the front and rear side walls in the installation shell 1, the side walls of the connecting pads 5 are connected with the slide rails 2 to enable the slide rails 2 to pull the connecting pads for keeping the positions, so that the shape collapse of the connecting pads is avoided, the micropipettes are arranged at the bottom ends of the connecting pads 5 and correspond to the open positions of the bottom end of the installation shell 1, so that liquid can conveniently drip for testing, the auxiliary connecting plate 4 at the right part is fixedly connected with the right wall in the installation shell 1, the main connecting plate 3 is connected with the left wall in the installation shell 1 through the transverse position adjusting mechanism, the transverse position adjusting mechanism pulls the main connecting plate 3 to move when in work, so that the connecting pads 5 are pulled to move along the slide rails 2 for stretching deformation, and the length of the connecting pads 5 is adjusted to change experimental variables for testing, the longitudinal position adjusting mechanism is arranged between the top end of the connecting pad 5 and the inner upper wall of the mounting shell 1, so that the connecting pad 5 is pulled or extruded, the cross section area of the connecting pad 5 is changed, experimental variables are changed for testing, and the test is more flexible and is implemented as follows;
when the device is used, liquid is pumped by a water pump and is transported into the connecting pad 5 through the connecting pipe 8, and a micro drop test is carried out through the micro drop opening 6, when the water pump pumps and transports the liquid, the liquid generates a pulse phenomenon when the liquid is pumped by the water pump, when the liquid transportation pressure is increased, the liquid flows into the stabilizing cavity 13 through the circulating pipe 15 so as to push the piston 11 to move, so that the inner space of the stabilizing cavity 13 is increased to store the transported liquid, the space in the circulating cavity 14 is compressed, gas in the circulating cavity 14 is discharged outwards through the circulating port 16, so that the connecting shell 7 is kept in a stable environment, when the liquid transportation pressure is reduced, the filled liquid in the stabilizing cavity 13 flows back into the connecting pipe 8 through the circulating pipe 15 and is transported into the connecting pad 5, the piston 11 is pulled to reset, so that the circulating port 16 in the circulating cavity 14 pumps and keeps a stable state for external gas, therefore, pulses generated by the water pump operation for liquid extraction and transportation are eliminated by the position movement of the piston 11, so that the stability of the state that liquid enters the connecting pad 5 is ensured, and the reliability of the test is further ensured;
When the water pump carries out a droplet test through the droplet opening 6 after stably transporting liquid into the connecting pad 5 and needs to adjust test variables for testing, the connecting pad 5 is stretched and the cross-sectional area of the connecting pad is adjusted by adopting different transverse position adjusting mechanisms and longitudinal position adjusting mechanisms, and the implementation mode is as follows;
the first implementation mode;
the position of the main connecting plate 3 is adjusted by adjusting the stretching amount of the main telescopic rod 17 so as to stretch and draw the connecting pad 5, so that the stretching length of the connecting pad 5 and the internal space thereof are adjusted to store liquid, and when the connecting pad 5 is stretched, the micro-drop opening 6 is stretched to deform the micro-drop opening, so that the caliber of the micro-drop opening 6 is changed to test, and the test is more flexible;
when the sectional area of the connecting pad 5 is adjusted to perform a test, after the main connecting plate 3 stretches the connecting pad 5 to a proper position, the connecting pad 5 pulls the support bar 19 to synchronously stretch, and respectively pulls the auxiliary telescopic rods 20 to slide along the slide ways 18 to adapt to the stretching variable of the connecting pad 5, and when the sectional area of the connecting pad 5 needs to be adjusted, the support bar 19 is pulled upwards or squeezed downwards by adjusting the stretching amount of the auxiliary telescopic rods 20, so that the side wall of the connecting pad 5 is pulled or squeezed, and the state is as shown in fig. 6, so that the sectional area of the connecting pad 5 is changed to perform the test;
The second embodiment;
the main screw rod 21 is rotated to be engaged with the thread of the mounting shell 1 to move the position, so that the main connecting plate 3 is pulled to move the position, the connecting pad 5 is pulled and stretched, the stretching length and the inner body space of the connecting pad 5 are changed to store liquid, and the droplet port 6 is stretched and deformed to change the caliber of the droplet port 6 to carry out droplet test;
when the sectional area of the connecting pad 5 is adjusted to perform a test, after the main screw 21 stretches the connecting pad 5 to a proper position, the connecting pad 5 pulls the support strip 19 to perform synchronous stretching, so as to respectively pull the auxiliary screw 24 to drive the slider 23 to perform position movement along the adjusting port 22, thereby adapting to the stretching variable of the connecting pad 5, and when the sectional area of the connecting pad 5 needs to be adjusted, the side wall of the connecting pad 5 is pulled or extruded through the support strip 19 by adjusting the threaded engagement amount of the auxiliary screw 24 and the slider 23, as shown in fig. 6, thereby changing the sectional area of the connecting pad 5 to perform a test, and the use is more flexible;
in practical use, other transverse position adjusting mechanisms and longitudinal position adjusting mechanisms can be selected to respectively pull the main connecting plate 3 to adjust the stretching length of the connecting pad 5, and pull and extrude the side wall of the connecting pad 5 to change the cross sectional area of the connecting pad 5, so that a complete technical scheme is formed, and a complete technical effect is realized.
Claims (3)
1. A kind of little dropper testing arrangement, characterized by: a mounting housing (1) comprising a side wall opening; a plurality of slide rails (2) are arranged on the inner side wall of the mounting shell (1); a testing device is arranged in the mounting shell (1);
the outer wall of the mounting shell (1) is provided with a stabilizing device;
the testing device comprises a main connecting plate (3), an auxiliary connecting plate (4) and an elastic connecting pad (5) with an annular section; the connecting pad (5) is respectively connected with the main connecting plate (3) and the auxiliary connecting plate (4) to form a closed space; a transverse position adjusting mechanism is arranged on the side wall of the main connecting plate (3); the transverse position adjusting mechanism is fixedly connected with the inner wall of the mounting shell (1); the auxiliary connecting plate (4) is fixedly connected with the inner wall of the mounting shell (1); the outer side walls of the connecting pads (5) are respectively matched with the sliding rails (2) in a sliding connection way; the outer side wall of the connecting pad (5) is provided with a micro-drop (6) along the length direction; the micro-drip openings (6) are correspondingly matched with the side wall of the opening of the mounting shell (1); the outer side wall of the connecting pad (5) is provided with a longitudinal position adjusting mechanism; the longitudinal position adjusting mechanism is in sliding connection and matching with the inner side wall of the mounting shell (1);
the stabilizing device comprises a connecting shell (7) and a connecting pipe (8); a partition plate (9) is hermetically arranged in the connecting shell (7); a plurality of connecting cavities (10) are separated in the connecting shell (7) through partition plates (9); pistons (11) are respectively arranged in the connecting cavities (10) in a sealing and sliding manner; the pistons (11) are connected and matched through a connecting rod (12); the connecting rods (12) respectively penetrate through the partition plates (9) and are in sealing sliding connection and matching with the partition plates (9); each connecting cavity (10) is divided into a stable cavity (13) and a circulating cavity (14) by a piston (11); the stable cavities (13) are respectively communicated with a circulating pipe (15);
The circulating pipes (15) are communicated with the connecting pipes (8) respectively; the outer wall of the connecting shell (7) is provided with a circulation port (16); the circulation ports (16) are communicated with the circulation cavity (14) respectively; the connecting pipe (8) respectively penetrates through the mounting shell (1) and the auxiliary connecting plate (4) and penetrates into the connecting pad (5).
2. The micropipette testing apparatus of claim 1, wherein: the transverse position adjusting mechanism comprises a main telescopic rod (17); two ends of the main telescopic rod (17) are respectively fixedly connected with the main connecting plate (3) and the inner wall of the mounting shell (1); the longitudinal position adjusting mechanism comprises a slide way (18) arranged on the inner side wall of the mounting shell (1); the outer side wall of the connecting pad (5) is fixedly connected with an elastic supporting strip (19); a plurality of auxiliary telescopic rods (20) are arranged on the outer side wall of the supporting bar (19) at intervals; the auxiliary telescopic rods (20) are respectively matched with the slide ways (18) in a sliding connection mode.
3. The micropipette testing apparatus of claim 1, wherein: the transverse position adjusting mechanism comprises a main screw rod (21); one end of the main screw rod (21) is in rotating connection and matching with the main connecting plate (3), and the other end of the main screw rod is in threaded engagement and matching with the mounting shell (1); the longitudinal position adjusting mechanism comprises an adjusting opening (22) formed in the outer wall of the mounting shell (1) along the length direction; a plurality of sliding blocks (23) are arranged in the adjusting opening (22) in a sliding way; the outer side wall of the connecting pad (5) is fixedly connected with an elastic supporting strip (19); a plurality of auxiliary screw rods (24) are arranged on the outer side wall of the support bar (19) at intervals; one end of the auxiliary screw rod (24) is rotatably connected and matched with the supporting bar (19), and the other end of the auxiliary screw rod is respectively connected and matched with the sliding block (23) in a threaded engagement manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185474.8A CN112924152B (en) | 2021-02-10 | 2021-02-10 | Micro-dropper testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185474.8A CN112924152B (en) | 2021-02-10 | 2021-02-10 | Micro-dropper testing device |
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| Publication Number | Publication Date |
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| CN112924152A CN112924152A (en) | 2021-06-08 |
| CN112924152B true CN112924152B (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110185474.8A Expired - Fee Related CN112924152B (en) | 2021-02-10 | 2021-02-10 | Micro-dropper testing device |
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