CN109943473B - Test piece device - Google Patents
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- CN109943473B CN109943473B CN201910260546.3A CN201910260546A CN109943473B CN 109943473 B CN109943473 B CN 109943473B CN 201910260546 A CN201910260546 A CN 201910260546A CN 109943473 B CN109943473 B CN 109943473B
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Abstract
一种检验试片装置，包含安装在底座单元与顶盖单元之间的枢结单元及锁扣单元。所述顶盖单元通过所述枢结单元可相对于所述底座单元转动，所述底座单元包括座体及设置在所述座体上的第一检验部，所述顶盖单元包括盖体及设置于所述盖体的穿孔、第一观察窗，所述锁扣单元包括夹座、活动座及固定座，所述夹座设置于所述盖体并位于所述穿孔的两侧，所述活动座具有被所述夹座夹置的被夹置块，及设置于所述被夹置块的锁块与位于所述穿孔中的操作块，所述固定座设置在所述座体上并具有锁槽。当所述顶盖单元位于关闭位置，所述锁块可插入所述锁槽使所述顶盖单元与所述底座单元彼此锁扣。借此，使本发明可以减少检体被污染几率以提高检验精准度。
An inspection test piece device includes a pivot unit and a locking unit installed between a base unit and a top cover unit. The top cover unit can be rotated relative to the base unit through the pivot unit, the base unit includes a base body and a first inspection part arranged on the base body, the top cover unit includes a cover body and a The perforation and the first observation window are arranged on the cover body. The locking unit includes a clip seat, a movable seat and a fixed seat. The movable seat has a clamped block clamped by the clamp seat, a lock block arranged on the clamped block and an operation block located in the through hole, and the fixed seat is arranged on the seat body and Has lock slot. When the top cover unit is in the closed position, the locking block can be inserted into the locking groove to lock the top cover unit and the base unit with each other. Thereby, the present invention can reduce the probability of contamination of the specimen to improve the inspection accuracy.
Description
Technical Field
The present invention relates to a device for testing a sample, and more particularly, to a device for testing a test strip.
Background
Referring to fig. 1, a conventional test strip device 10 includes a lower cover 11, an upper cover 12, and a test strip group 13. The lower cover 11 is generally rectangular and has a plurality of insertion cylinders 111 located on two long sides, and a fixed set 112 located in the middle, the upper cover 12 has a plurality of insertion posts 121 for inserting the insertion cylinders 111, a sample injection hole 122 located in the middle and aligned with the fixed set 112, and an inspection window 123, the inspection test piece set 13 has a supporting block 131 detachably mounted on the fixed set 112, and an inspection test piece 132 fixed on the supporting block 131.
When in use, the inspector firstly puts the test strip set 13 into the fixed set 112, then inserts the insert post 121 into the insert tube 111, makes the upper cover 12 and the lower cover 11 butt-jointed, and makes the sample injection hole 122 and the inspection window 123 align with the test strip 132, then the inspector drops the sample into the sample injection hole 122, the sample can be absorbed by the test strip 132, finally, the inspector can check the inspection result through the inspection window 123, or insert the test strip device 10 into an inspection apparatus (not shown) to obtain the inspection data.
Although the test strip device 10 has the above-described functions, the following problems still remain: because the test strip set 13 is designed to be replaceable, in order to facilitate the assembly or disassembly of the upper cover 12 and the lower cover 11, the insertion column 121 and the insertion tube 111 are generally in a middle-level fit or clearance fit, and after a period of use, the insertion tube 111 is expanded to generate a hole expansion phenomenon, which results in poor bonding strength between the upper cover 12 and the lower cover 11, so that the upper cover 12 and the lower cover 11 are easily separated during the movement of the test strip device 10, which not only makes the sample easily contaminated and reduces the test accuracy, but also causes the sample leakage and contaminates the tester.
Disclosure of Invention
The present invention provides a test strip device capable of improving the bonding strength between the components, reducing the probability of contamination of the sample, improving the test accuracy, and preventing leakage of the sample.
The invention discloses a test piece device, which comprises a base unit, a top cover unit, a pivot unit and a lock catch unit; the method is characterized in that:
the base unit comprises a base body and a first inspection part arranged on the base body, wherein the base body is provided with side walls which are mutually spaced, and a first connecting wall and a second connecting wall which are connected with the side walls;
the top cover unit comprises a cover body, a through hole and a first observation window, wherein the cover body is provided with an inner face facing the base body, an outer face opposite to the inner face, a side edge connecting the inner face and the outer face, and a first connecting edge and a second connecting edge connecting the inner face, the outer face and the side edge, the through hole is communicated with the inner face and the outer face of the cover body, and the first observation window is arranged between the inner face and the outer face of the cover body and corresponds to the first inspection part;
the pivot unit comprises a pivot block group and a pivot, the pivot block group is arranged between the first connecting wall of the seat body and the first connecting edge of the cover body, the pivot is arranged in the pivot block group in a penetrating manner, and the top cover unit rotates between an opening position and a closing position relative to the base unit through the pivot unit;
the lock catch unit comprises a clamping seat, a movable seat and a fixed seat, the clamping seat is arranged on the inner surface of the cover body and is respectively positioned between the side edge and the through hole, the movable seat is mounted on the cover body and can linearly move along the side edge, the movable seat is provided with a clamped block clamped by the clamping seat, a locking block arranged on the clamped block and protruding towards the first connecting edge, and an operating block arranged on the clamped block and positioned in the through hole, and the fixed seat is arranged on the seat body and is provided with a locking groove opening towards the second connecting wall;
when the top cap unit is located for the base unit is in the closed position, first observation window is located the top of first inspection portion, the locking piece of sliding seat is followed the side is aimed at the locked groove of fixing base and is located not hasp position, through the application of force in the operation piece will the sliding seat orientation first connecting edge promotes, the locking piece of sliding seat inserts the locked groove of fixing base and is located the hasp position, makes top cap unit with the base unit hasp each other.
The clamping seat of the lock unit is provided with a clamping surface extending along the side edge and close to the through hole, a clamping surface extending along the side edge and opposite to the clamping surface, a first connecting surface and a second connecting surface connecting the clamping surface and the clamping surface, a third connecting surface connecting the clamping surface, the first connecting surface and the second connecting surface, and a cutting groove extending along the side edge and communicating the first connecting surface, the second connecting surface and the third connecting surface.
In the test strip device of the present invention, the holder of the lock unit further has a stopper extending from the third connecting surface toward a direction away from the clamping surface and protruding from the clamping surface.
The clamping seat of the lock unit is also provided with a first clamping groove and a second clamping groove which are arranged on the clamping surface, the movable seat is also provided with a frame body which surrounds the clamped block and is positioned outside the clamping seat, and a clamping block which is arranged on the frame body and is used for clamping the first clamping groove or the second clamping groove correspondingly.
In the test strip device of the present invention, the base unit further includes a second testing portion disposed on the base body, the top cover unit further includes a second observation window disposed between the inner surface and the outer surface of the cover body and corresponding to the second testing portion, and when the top cover unit is located at the closed position, the second observation window is located at the top end of the second testing portion.
In the test strip device of the present invention, the base unit further includes a bottom wall disposed on the base body and surrounding the first test portion and the second test portion, and the bottom wall has an inner wall surface.
In the test strip device for testing, the top cover unit further comprises a top enclosure wall arranged on the inner surface of the cover body and enclosed outside the first observation window and the second observation window, the top enclosure wall is provided with an outer wall surface, when the top cover unit is located at the closed position, the outer wall surface of the top enclosure wall is attached to the inner wall surface of the bottom enclosure wall, and the seat body, the bottom enclosure wall, the inner surface of the cover body and the top enclosure wall jointly define a closed leakage-proof chamber.
In the test strip device of the present invention, the first testing portion of the base unit has a boss, and the second testing portion of the base unit has a groove.
According to the test strip device of the present invention, when the top cover unit is located at the closed position, a gap exists between the first observation window and the boss, and the gap is not less than 0.005 mm.
In the test strip device of the present invention, the volumes of the samples that can be contained in the first and second test portions are both 0.3 μ L to 100 μ L, and the volume of the sample that can be contained in the bottom wall is 100 μ L to 1000 μ L.
In the test strip device, the cover body of the top cover unit is also provided with side pieces respectively arranged on the side edges, and holding areas respectively arranged on the side pieces and close to the second connecting edge.
The invention has the beneficial effects that: through the hasp unit can make top cap unit with base unit hasp each other is in order to improve bonding strength, so, can prevent top cap unit for base unit opens, breaks away from, can reduce the survey body by the contaminated probability in order to improve the inspection precision, also can prevent the survey body seepage.
Drawings
FIG. 1 is an exploded perspective view of a conventional test strip device;
FIG. 2 is an exploded perspective view of one embodiment of the test strip device of the present invention;
FIG. 3 is a partially exploded perspective view of the embodiment, illustrating a cover unit and a movable base;
FIG. 4 is another partially exploded perspective view of the embodiment, illustrating the cover unit and the movable mount from another perspective;
FIG. 5 is a combined perspective view of the embodiment illustrating the top cover unit in an open position relative to a base unit;
FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5, showing the mating structure of the movable seat and the two clamping seats;
FIG. 7 is a perspective view of the embodiment, illustrating the cover unit in a closed position relative to the base unit and a locking block of the movable seat in an unlocked position relative to a locking slot of a fixed seat;
FIG. 8 is a cross-sectional view taken on the line VIII-VIII in FIG. 7;
FIG. 9 is an assembled perspective view similar to FIG. 7, illustrating the locking piece inserted into the locking slot and in a locked position;
FIG. 10 is a cross-sectional view taken along line X-X of FIG. 9; and
FIG. 11 is a schematic diagram showing the use of this embodiment in a test meter.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Referring to fig. 2, an embodiment of a test strip device 2 according to the present invention includes a base unit 20, a top cover unit 30, a pivot unit 40 and a locking unit 50.
The base unit 20 includes a base body 21, a first inspecting portion 22, a second inspecting portion 23 and a bottom wall 24.
The base 21 has two side walls 211 spaced apart from each other and parallel to each other, and a first connecting wall 212 and a second connecting wall 213 connected to the side walls 211.
The first inspecting part 22 and the second inspecting part 23 are disposed on the base 21, the first inspecting part 22 is close to the first connecting wall 212, and the second inspecting part 23 is located between the first inspecting part 22 and the second connecting wall 213. The first testing portion 22 of the present embodiment is used for testing the characteristics of a sample (not shown), such as concentration, activity, shape, etc., and has a protrusion 221 for dropping the sample on the surface, and the second testing portion 23 is used for testing the pH value of the sample, and has a recess 231 for accommodating a test paper 3. The above description is only for the purpose of illustration, and the structure and the type of the first checking portion 22 and the second checking portion 23 should not be limited thereto.
The bottom wall 24 is disposed on the base 21 and surrounds the first testing portion 22 and the second testing portion 23, and has an inner wall 241, and the bottom wall 24 has a function of preventing the specimen from leaking to the outside of the bottom wall 24 to contaminate the test strip device 2 and the tester 4 (see fig. 11).
Referring to fig. 2, 3 and 4, the top cover unit 30 includes a cover 31, a through hole 32, a first viewing window 33, a second viewing window 34 and a top surrounding wall 35.
The cover 31 has an inner surface 311 facing the base 21, an outer surface 312 opposite to the inner surface 311, two side edges 313 connecting the inner surface 311 and the outer surface 312, a first connecting edge 314 and a second connecting edge 315 connecting the inner surface 311, the outer surface 312 and the side edges 313, two side sheets 316 respectively disposed on the side edges 313, and two holding areas 317 respectively disposed on the side sheets 316 and close to the second connecting edge 315, wherein each holding area 317 has a rough surface or a non-flat surface, so as to increase the gripping friction of a user to rotate the cover unit 30. The side panels 316 are flush with the outer face 312 but project from the inner face 311, and the distance between the side panels 316 is greater than the distance between the side walls 211.
The through hole 32 connects the inner surface 311 and the outer surface 312 and is close to the second connecting edge 315.
The first observation window 33 is disposed between the inner surface 311 and the outer surface 312 and corresponds to the first inspection portion 22, the second observation window 34 is disposed between the inner surface 311 and the outer surface 312 and corresponds to the second inspection portion 23, and both the first observation window 33 and the second observation window 34 are transparent.
The top wall 35 is disposed on the inner surface 311 of the cover 31, surrounds the first observation window 33 and the second observation window 34, and has an outer wall surface 351, and the size of the top wall 35 is slightly smaller than that of the bottom wall 24.
The pivot unit 40 includes a pivot block set 41 disposed between the first connecting wall 212 of the base 21 and the first connecting edge 314 of the cover 31, and a pivot 42 penetrating the pivot block set 41, so that the top cover unit 30 can rotate between an open position (see fig. 5) and a closed position (see fig. 7) relative to the base unit 20 through the pivot unit 40.
The pivot block set 41 of this embodiment has a first pivot block 411 disposed on the first connecting wall 212, and two second pivot blocks 412 disposed on the first connecting edge 314 and spaced apart from each other and located on two opposite sides of the first pivot block 411, and the top cover unit 30 and the base unit 20 can be pivoted to each other by placing the second pivot blocks 412 on two opposite sides of the first pivot block 411 and then placing the pivot shaft 42 between the second pivot blocks 412 and the first pivot blocks 411 along the first connecting edge 314, and the top cover unit 30 can rotate relative to the base unit 20 with the pivot shaft 42 as a fulcrum. It should be noted that the positions of the first pivot block 411 and the second pivot block 412 can be interchanged, which can produce the same effect.
Referring to fig. 2 to 6, the locking unit 50 includes two holders 51, a movable seat 52 and a fixed seat 53.
The clamping seats 51 are disposed on the inner surface 311 of the cover 31 and located between the side 313 and the through hole 32, each clamping seat 51 has a clamping surface 511 extending along the side 313 and close to the through hole 32, a clamping surface 512 extending along the side 313 and opposite to the clamping surface 511, a first connecting surface 513 connecting the clamping surface 511 and the clamping surface 512 and close to the top surrounding wall 35, and a second connecting surface 514 close to the second connecting surface 315, a connecting surface 511 connecting the clamping surface 511 and the clamping surface 512, a third connecting surface 515 of the first connecting surface 513 and the second connecting surface 514, a slot 516 extending along the side 313 and communicating the first connecting surface 513, the second connecting surface 514 and the third connecting surface 515, a stop 517 extending from the third connecting surface 515 toward a direction away from the engaging surface 512 and protruding the clamping surface 511, and a first engaging groove 518 and a second engaging groove 519 disposed on the engaging surface 512 and spaced from each other. The first detent recess 518 is adjacent to the first connecting surface 513, and the second detent recess 519 is adjacent to the second connecting surface 514.
The movable base 52 is mounted on the cover 31 and can move linearly along the side 313, that is, along a moving mark 70 in fig. 4, 7 and 9, the movable base 52 has a clamped block 521 clamped by the clamping base 51, a locking block 522 disposed on the clamped block 521 and protruding toward the first connecting edge 314, an operating block 523 disposed on the clamped block 521 and located in the through hole 32, a frame 524 surrounding the clamped block 521 and located outside the clamping base 51, and two locking blocks 525 disposed on the frame 524 and used for locking with the corresponding first locking groove 518 or the second locking groove 519 of the clamping base 51.
The length of the clamped block 521 along the side 313 is greater than the length of the through hole 32 along the side 313, and the length of the through hole 32 along the side 313 is greater than the length of the operating block 523 along the side 313, so that the clamped block 521 does not fall into the through hole 32, and the operating block 523 can linearly move in the through hole 32 along the side 313.
When the clamped block 521 is clamped by the clamping seat 51, the clamping seat 51 can maintain a proper clamping tightness for the clamped block 521 through the cutting slot 516, so that not only the positioning effect of the movable seat 52 can be improved, but also the movable seat 52 can move smoothly, the clamping block 525 and the first clamping groove 518 or the second clamping groove 519 of the clamping seat 51 are clamped with each other, so that the positioning effect of the movable seat 52 can be improved, the clamped block 521 is limited between the inner surface 311 and the clamping surface 511 and the stop block 517, the linear movement accuracy of the movable seat 52 can be improved, and the movable seat 52 can be prevented from falling out of the through hole 32.
The fixing base 53 is disposed on the base body 21 and adjacent to the second checking portion 23 and has a locking groove 531 opening toward the second connecting wall 213.
Referring to fig. 3, 5 and 6, when the top cover unit 30 is located at the open position, the locking blocks 525 are respectively locked in the second locking grooves 519. At this time, the user may drop the specimen to be tested on the boss 221 of the first testing portion 22 and the test paper 3 in the groove 231 of the second testing portion 23. In the present invention, the volumes of the samples that can be contained in the first and second inspection units 22 and 23 are 0.3 μ L to 100 μ L, and the volumes of the samples that can be contained in the bottom wall 24 are 100 μ L to 1000 μ L.
Referring to fig. 2, 7 and 8, when the top cover unit 30 is rotated to the closed position toward the base unit 20, the side plate 316 is located outside the side wall 211, the first observation window 33 is located at the top end of the first inspection portion 22, and a gap 80 exists between the first observation window 33 and the boss 221, the gap 80 is not less than 0.005 mm, the setting of the gap 80 is favorable for improving the resolution of the sample characteristic detection, and the setting of the gap can also be adjusted according to different samples or different characteristic detection requirements, the second observation window 34 is located at the top end of the second inspection portion 23, the outer wall surface 351 of the top enclosure wall 35 is attached to the inner wall surface 241 of the bottom enclosure wall 24, and the seat body 21, the bottom enclosure wall 24, the inner surface 311 of the cover body 31 and the top enclosure wall 35 together define a leakproof enclosure 60, the lock block 522 of the movable seat 52 is aligned to the lock groove 531 of the fixed seat 53 along the side edge 313, but the lock block 522 is not yet inserted into the lock slot 531 and is in an unlatched position.
Referring to fig. 2, 3, 9 and 10, when a force is applied to the operating block 523 of the movable seat 52 to push the operating block 523 toward the first connecting edge 314, the locking block 522 of the movable seat 52 can be inserted into the locking groove 531 to be located at a locking position, and the two engaging blocks 525 of the movable seat 52 are respectively engaged with the first engaging groove 518 of the holder 51, so as to increase the positioning effect of the movable seat 52 and prevent the locking block 522 from being disengaged from the locking groove 531.
When the lock block 522 is inserted into the lock groove 531 to be located at the lock position, the test strip device 2 can be moved, and the inspector can inspect the sample through the first observation window 33 and the second observation window 34. Alternatively, as shown in fig. 11, the test strip device 2 may be inserted into the test meter 4, and test data and test results may be displayed on the screen 100 of the test meter 4.
It should be noted that the test strip device 2 of the present invention can achieve the effect of testing the sample by only installing the first testing part 22 in cooperation with the first observation window 33 or installing the second testing part 23 in cooperation with the second observation window 34.
Referring to fig. 5, the top cover unit 30 is rotated to the open position, a sample to be tested is dropped on the boss 221 of the first testing portion 22 and the test paper 3, and then, referring to fig. 7, 9 and 10, the top cover unit 30 is rotated to the closed position, the operation block 523 of the movable seat 52 is pushed, the lock block 522 is inserted into the lock groove 531, so that the top cover unit 30 and the base unit 20 are locked with each other, at this time, a tester can move the test piece device 2 and observe the color of the test paper 3 through the second observation window 34 to know the ph of the sample, obtain the characteristics of the sample, such as the concentration, the activity and the form of the sperm, and place the test piece device 2 on an observation platform of a microscope (not shown), the characteristics of the specimen can be inspected through the first observation window 33 by the microscope, or as shown in fig. 11, the test strip device 2 can be inserted into the tester 4, and the quality of the specimen can be determined by displaying the test data and the test result through the screen 100 of the tester 4.
In summary, the test strip device 2 of the present invention has the following functions and advantages, so as to achieve the object of the present invention.
First, the top cover unit 30 and the base unit 20 can be locked together by the locking unit 50 to improve the bonding strength between the top cover unit 30 and the base unit 20, so that even if the test strip device 2 is moved, the top cover unit 30 will not be opened or separated from the base unit 20, which not only reduces the probability of contamination of the sample to improve the testing accuracy, but also prevents the sample from leaking to contaminate the tester 4.
Secondly, in the present invention, by providing the cutting groove 516 on the holder 51, the holder 51 can maintain a proper clamping tightness with respect to the clamped block 521, thereby improving the positioning effect of the movable seat 52 and enabling the movable seat 52 to move smoothly.
Thirdly, the two locking blocks 525 of the movable seat 52 are locked with the first locking groove 518 or the second locking groove 519 of the holder 51, so that the positioning effect of the movable seat 52 can be improved, and when the locking block 522 is in the locking position, the locking between the top cover unit 30 and the base unit 20 can be ensured.
Fourth, the present invention can improve the precision of the linear movement of the movable seat 52 and prevent the movable seat 52 from falling out of the through hole 32 by the clamped block 521 being limited between the inner surface 311 of the cover 31 and the clamping surface 511 and the stopper 517 of the clamping seat 51.
In addition, the base body 21, the bottom wall 24, the inner surface 311 of the cover 31 and the top wall 35 define the sealed leakage-proof chamber 60, so that the present invention has a second leakage-proof design, and even if the test strip device 2 falls or falls, the test sample will not leak from the sealed leakage-proof chamber 60.
Sixth, according to the present invention, by providing the grip region 317 on the side panel 316, the grip friction of the user can be increased to facilitate the rotation of the cap unit 30.
Seventh, the top cover unit 30 can be rotated to the open position by a robot (not shown), the sample is dropped on the first and second inspection portions 22 and 23, the top cover unit 30 is rotated to the closed position, the operation block 523 is pushed to position the lock block 522 at the lock position, and then the inspection test piece device 2 is moved to be inserted into the inspection apparatus 4, so that not only can the automation operation be achieved, but also the contamination probability of the sample can be reduced, and the inspection accuracy can be improved.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910260546.3A CN109943473B (en) | 2019-04-02 | 2019-04-02 | Test piece device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910260546.3A CN109943473B (en) | 2019-04-02 | 2019-04-02 | Test piece device |
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| Publication Number | Publication Date |
|---|---|
| CN109943473A CN109943473A (en) | 2019-06-28 |
| CN109943473B true CN109943473B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910260546.3A Active CN109943473B (en) | 2019-04-02 | 2019-04-02 | Test piece device |
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| Publication number | Publication date |
|---|---|
| CN109943473A (en) | 2019-06-28 |
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