CN216458941U - Laboratory detects with accurate accent volume pipettor of single track - Google Patents
Laboratory detects with accurate accent volume pipettor of single track Download PDFInfo
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- CN216458941U CN216458941U CN202122914932.5U CN202122914932U CN216458941U CN 216458941 U CN216458941 U CN 216458941U CN 202122914932 U CN202122914932 U CN 202122914932U CN 216458941 U CN216458941 U CN 216458941U
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- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 abstract description 8
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to a laboratory detects with accurate volume pipettor of single track, it includes the body, the bottom rigid coupling of body has the installation piece, the bottom of installation piece is equipped with the extension joint, and the bottom that extends the joint is inverted circular truncated cone shape, the symmetry is equipped with two clamping components on the lateral surface that extends the joint, clamping component includes the support bar of rigid coupling on the extension joint side, the internal rotation of support bar is connected with the grip block, and the grip block is close to the side rigid coupling that extends the joint and has a plurality of protruding pads, the side that extends the joint is for the position rigid coupling cushion of grip block, and one side rigid coupling of cushion is on the side of grip block, thereby reached and extended the good outside suction head of connection that can stabilize fast that extends the joint, and be provided with a plurality of protruding pads on the face that two grip block presss from both sides and hold the suction head, protruding pad can injectd the suction head, ensure that it can not be on extending the joint, because of receiving external force and moving on to lead to the suction head to take place to break and influence the normal liquid-transfering work of liquid gun.
Description
Technical Field
The application relates to the technical field of sampling instruments for experiments, in particular to a single-channel pipette capable of accurately adjusting volume for laboratory detection.
Background
The pipettor is a device that is used for a small amount of laboratory or trace liquid to absorb and shift, can carry out quantitative absorption to the liquid that needs to absorb and shift, belongs to the precision instruments that can conveniently take a sample, when carrying out the detection chemical examination of liquid, often can use the pipettor to take a sample.
However, when a conventional pipette is used to mount a tip, the tip is often directly inserted into an extension tube of the pipette, and since the extension rod of the conventional pipette is not designed to limit the insertion depth of the tip, the tip is easily inserted too deep and broken, which affects normal sampling of the pipette. Accordingly, one skilled in the art provides a single-channel precisely adjustable pipette for laboratory testing to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the application provides a single-channel pipette capable of accurately adjusting the volume for laboratory detection.
The application provides a but laboratory detection adopts following technical scheme with accurate volume adjustment pipettor of single track:
the utility model provides a laboratory detects with single track can accurate volume pipettor, includes the body, the bottom rigid coupling of body has the installation piece, the bottom of installation piece is equipped with the extension joint, and extends the bottom that connects and be inverted circular truncated cone, the symmetry is equipped with two clamping components on the lateral surface that extends the joint, clamping component includes the support bar of rigid coupling on the extension joint side, the internal rotation of support bar is connected with the grip block, and the grip block is close to the side rigid coupling that extends the joint and has a plurality of protruding pads, the side that extends the joint is for the position rigid coupling cushion of grip block, and one side rigid coupling of cushion is on the side of grip block.
Through adopting above-mentioned technical scheme to reach the extension and connect the good outside suction head of connection that can stabilize fast, and be provided with a plurality of protruding pads on the face that two grip blocks centre gripping suction heads, protruding pad can inject the suction head, ensures that it can not be on the extension connects, because of receiving the exogenic action and continuing to move up and lead to the suction head to take place to break and influence the normal liquid-removing work of liquid-transfering gun.
Preferably, the extending joint is fixedly connected with a blocking convex ring on the side face of the position of the inverted circular truncated cone, and the blocking convex ring is distributed at the position above the convex pads on the two clamping plates.
By adopting the technical scheme, the plugging depth can be limited, so that the situation that the suction head is not cracked when plugged on the extension joint is further ensured.
Preferably, a plurality of spouts have been seted up to the inside of installation piece, and the inside of a plurality of spouts all rotates and is connected with the arc cardboard, and is a plurality of equal rigid coupling has the spring on the inside wall of spout, and the one end of spring contacts with the arc cardboard, the lateral surface sliding connection of installation piece has a plurality of catch bars, and the side of a plurality of catch bars all runs through the installation piece and extends to the inside that corresponds the spout, the one end rigid coupling that the installation piece was kept away from to the catch bar has the dummy block that is used for promoting the arc cardboard, and the dummy block contacts with the arc cardboard, set up a plurality of draw-in grooves of being connected with the arc cardboard on the extension joint top lateral surface, and the extension joint passes through the draw-in groove and is connected in the installation piece with the arc cardboard joint.
Through adopting above-mentioned technical scheme for the extension connects and can carry out quick installation and dismantlement on the body, thereby effectual has made things convenient for the extension of user of service change different models to connect, has also made things convenient for user of service to dismantle the extension joint and do cleaning work to it.
Preferably, a plurality of the side ends of the push rods are fixedly connected with a pressing plate, and the side surface of the mounting block is provided with an inner sliding groove relative to the position of the pressing plate.
Through adopting above-mentioned technical scheme, made things convenient for the user of service to bulldoze the catch bar, seting up of interior spout for the pressure board can drive the catch bar, makes the arc cardboard rotate completely and gets into in the spout that corresponds.
Preferably, the side surfaces of the two clamping plates are provided with anti-skidding grooves.
Through adopting above-mentioned technical scheme, made things convenient for user of service to extrude the grip block.
To sum up, the application comprises the following beneficial technical effects:
by pressing the two clamping plates, the two clamping plates rotate on the corresponding supporting strips, one side of each clamping plate with the convex pad is far away from the side face of the extension joint, the two clamping plates push the elastic pad when being extruded, then the external suction head is inserted into the inverted circular truncated cone of the extension joint, and the inverted circular truncated cone of the extension joint is provided with the blocking convex ring, so that the plugging depth of the suction head can be limited, the situation that the external suction head is broken due to too deep insertion is avoided, after the external suction head is plugged, the two clamping plates are loosened, the elastic pads corresponding to the two clamping plates can not stretch under the action of external force, the structural design that the two clamping plates are pushed to clamp the external suction head on the extension joint is realized, the external suction head can be stably connected by the liquid transfer device, the position of the external suction head can be limited, and the situation that a user can effectively avoid plugging the suction head, the problem that the suction head is damaged due to the fact that the suction head is inserted too deeply because of inaccurate control of the inserting force, and normal liquid suction of the suction head is affected.
Drawings
Fig. 1 is a schematic structural diagram of a single-channel precisely-adjustable pipette for laboratory testing in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a mounting block in an embodiment of the present application;
fig. 3 is an enlarged schematic view of a portion a in fig. 1.
Description of reference numerals: 1. a body; 2. mounting blocks; 3. an extension joint; 4. a supporting strip; 5. a clamping plate; 6. an elastic pad; 7. a blocking convex ring; 8. a chute; 9. an arc-shaped clamping plate; 10. a spring; 11. a push rod; 12. a card slot; 13. a pressing plate; 14. and (4) an anti-slip groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses laboratory detection is with accurate volume pipettor of single track. Referring to fig. 1-3, a single-channel pipette with precise volume adjustment for laboratory detection comprises a body 1, the body 1 is a pipette gun, the bottom of the body 1 is fixedly connected with a mounting block 2, the bottom of the mounting block 2 is provided with an extension joint 3, the bottom of the extension joint 3 is in an inverted circular truncated cone shape, two clamping components are symmetrically arranged on the outer side surface of the extension joint 3, each clamping component comprises a support strip 4 fixedly connected on the side surface of the extension joint 3, the inside of the support strip 4 is rotatably connected with a clamping plate 5, the side surface of the clamping plate 5 close to the extension joint 3 is fixedly connected with a plurality of convex pads, the side surface of the extension joint 3 is fixedly connected with an elastic pad 6 corresponding to the position of the clamping plate 5, one side of the elastic pad 6 is fixedly connected on the side surface of the clamping plate 5, when the pipette gun is used, the appropriate extension joint 3 is firstly connected through the mounting block 2, then the two clamping plates 5 are pressed to enable the two clamping plates 5 to rotate on the corresponding support strips 4, one side of the clamping plate 5 with the convex pad is far away from the side surface of the extension joint 3, and the two clamping plates 5 can push the elastic pad 6 when being squeezed, then the external suction head is inserted at the inverted truncated cone-shaped position of the extension joint 3, after the external suction head is inserted, the two clamping plates 5 are loosened, at the moment, the elastic pad 6 corresponding to the two clamping plates 5 can not be stretched under the action of external force, the two clamping plates 5 are pushed to clamp the external suction head on the extension joint 3, thereby completing the installation work of the external suction head, through the structural design, the external suction head can be connected quickly and stably by the extension joint 3, and a plurality of convex pads are arranged on the surface of the two clamping plates 5 clamping the suction head, the convex pads can limit the suction head, ensure that the suction head can not be arranged on the extension joint 3, the normal liquid transferring work of the liquid transferring gun is influenced by the fact that the suction head breaks due to the continuous upward movement under the action of external force, the extending joint 3 is fixedly connected with a blocking convex ring 7 on the side surface of the inverted circular truncated cone, the blocking convex ring 7 is distributed at the position above the convex pads on the two clamping plates 5, the arrangement of the blocking convex ring 7 ensures that the inserting depth of an external suction head can be limited when the external suction head is inserted on the extending joint 3, thereby further ensuring that the suction head can not break when inserted on the extending joint 3, a plurality of chutes 8 are arranged inside the mounting block 2, the plurality of chutes 8 are rotatably connected with arc-shaped clamping plates 9, springs 10 are fixedly connected on the inner side walls of the plurality of chutes 8, one ends of the springs 10 are contacted with the arc-shaped clamping plates 9, a plurality of push rods 11 are slidably connected on the outer side surface of the mounting block 2, the side ends of the plurality of push rods 11 penetrate through the mounting block 2 and extend to the corresponding chutes 8, one end of the push rod 11 far away from the mounting block 2 is fixedly connected with an extrusion pad for pushing the arc-shaped clamping plates 9, and the extrusion pad contacts with the arc-shaped clamping plate 9, a plurality of clamping grooves 12 connected with the arc-shaped clamping plate 9 are arranged on the outer side surface of the top of the extension joint 3, the extension joint 3 is connected in the mounting block 2 in a clamping way with the arc-shaped clamping plate 9 through the clamping grooves 12, when the extension joints 3 with different lengths are replaced or mounted, a plurality of push rods 11 on the outer side surface of the mounting block 2 are extruded to move, the plurality of push rods 11 move to push the corresponding arc-shaped clamping plate 9 to rotate in the sliding groove 8 through the extrusion pad, the rotation of the arc-shaped clamping plate 9 enables the connecting holes in the mounting block 2 to be completely leaked out, the arc-shaped clamping plate 9 extrudes the corresponding springs 10 in the rotating process, then the selected extension joint 3 is inserted into the mounting block 2, all the push rods 11 are loosened, at the moment, the springs 10 in the sliding groove 8 can not be stretched under the action of external force to enable the corresponding arc-shaped clamping plates 9 to rotate and reset, the arc-shaped clamping plates 9 reset into the clamping grooves 12 on the extension joint 3, and the extrusion extends to connect 3, thereby reached quick firm extension and connect 3 effects, through this structural design, make extension connect 3 can carry out quick installation and dismantlement on body 1, thereby the effectual extension that has made things convenient for the user to change different models connects 3, also made things convenient for the user to dismantle extension and connect 3 and do cleaning work to it, the equal rigid coupling of side of a plurality of catch bars 11 has press plate 13, and the side of installation piece 2 has seted up interior spout for the position according to press plate 13, press plate 13 set up and made things convenient for the user to bulldoze catch bar 11, the seting up of interior spout, make press plate 13 can drive catch bar 11, make in arc cardboard 9 rotates completely and gets into corresponding spout 8, antiskid groove 14 has all been seted up to the side of two grip blocks 5, antiskid groove 14's setting, the user of having made things convenient for user to extrude grip block 5.
The embodiment of the application provides a laboratory detects with implementation principle of but accurate volume adjustment pipettor of single track does: firstly, a user pushes a plurality of push rods 11 on the outer side surface of an installation block 2 to move by squeezing, the push rods 11 move to push corresponding arc-shaped clamping plates 9 to rotate in a sliding groove 8 by squeezing pads, the arc-shaped clamping plates 9 rotate to enable connecting holes in the installation block 2 to be completely leaked out, the arc-shaped clamping plates 9 can squeeze corresponding springs 10 in the rotating process, then selected extension joints 3 are inserted into the installation block 2, all the push rods 11 are loosened, at the moment, the springs 10 in the sliding groove 8 can not be stretched under the action of external force to enable the corresponding arc-shaped clamping plates 9 to rotate and reset, the arc-shaped clamping plates 9 reset to enter clamping grooves 12 on the extension joints 3 and squeeze the extension joints 3, so that the effect of quickly and stably extending the joints 3 is achieved, then two clamping plates 5 are pressed to enable the two clamping plates 5 to rotate on corresponding support bars 4, one side of each clamping plate 5 with a convex pad is far away from the side surface of each extension joint 3, and two grip blocks 5 all can push up cushion 6 when receiving the extrusion, then insert outside suction head in extension joint 3 inverted circular truncated cone department, and extension joint 3 inverted circular truncated cone department is provided with blocks protruding circle 7, can prescribe a limit to the degree of depth that the suction head was pegged graft, avoid outside suction head to take place to break because insert too deeply, after outside suction head pegging graft, loosen two grip blocks 5 again, cushion 6 that two grip blocks 5 correspond this moment can not receive the exogenic action and extend, promote two grip blocks 5 and grasp the suction head that extends and connect 3 and go up outside, thereby accomplish the installation that outside suction head can limit the position on extension joint 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a laboratory detects with accurate volume pipettor of single track, includes body (1), its characterized in that: the bottom rigid coupling of body (1) has installation piece (2), the bottom of installation piece (2) is equipped with extension joint (3), and extends the bottom that connects (3) and be inverted circular truncated cone, the symmetry is equipped with two clamping components on the lateral surface that extends joint (3), clamping component includes support bar (4) of rigid coupling on extension joint (3) side, the internal rotation of support bar (4) is connected with grip block (5), and grip block (5) have a plurality of protruding pads near the side rigid coupling that extends joint (3), the side that extends joint (3) has elastic pad (6) for the position rigid coupling of grip block (5), and one side rigid coupling of elastic pad (6) is on the side of grip block (5).
2. The single-channel precisely-adjustable pipette for laboratory detection according to claim 1, wherein: the extension joint (3) is fixedly connected with a blocking convex ring (7) on the side face of the position of the inverted circular truncated cone, and the blocking convex ring (7) is distributed at the position above the convex pads on the two clamping plates (5).
3. The single-channel precisely-adjustable pipette for laboratory testing according to claim 1, wherein: a plurality of sliding grooves (8) are arranged inside the mounting block (2), arc-shaped clamping plates (9) are rotatably connected inside the sliding grooves (8), springs (10) are fixedly connected on the inner side walls of the sliding grooves (8), one end of the spring (10) is contacted with the arc-shaped clamping plate (9), the outer side surface of the mounting block (2) is connected with a plurality of push rods (11) in a sliding way, the side ends of a plurality of push rods (11) all penetrate through the mounting block (2) and extend to the inner part of the corresponding sliding chute (8), one end of the push rod (11) far away from the mounting block (2) is fixedly connected with a squeezing pad used for pushing the arc-shaped clamping plate (9), the extrusion pad is contacted with the arc-shaped clamping plate (9), a plurality of clamping grooves (12) connected with the arc-shaped clamping plate (9) are arranged on the outer side surface of the top of the extension joint (3), and the extension joint (3) is connected with the arc-shaped clamping plate (9) in the mounting block (2) in a clamping way through the clamping groove (12).
4. The single-channel precisely-adjustable pipette for laboratory testing according to claim 3, wherein: the side ends of the push rods (11) are fixedly connected with a pressing plate (13), and the side surface of the mounting block (2) is provided with an inner sliding groove relative to the position of the pressing plate (13).
5. The single-channel precisely-adjustable pipette for laboratory testing according to claim 1, wherein: and anti-skidding grooves (14) are formed in the side surfaces of the two clamping plates (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122914932.5U CN216458941U (en) | 2021-11-25 | 2021-11-25 | Laboratory detects with accurate accent volume pipettor of single track |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122914932.5U CN216458941U (en) | 2021-11-25 | 2021-11-25 | Laboratory detects with accurate accent volume pipettor of single track |
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| Publication Number | Publication Date |
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| CN216458941U true CN216458941U (en) | 2022-05-10 |
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| CN202122914932.5U Active CN216458941U (en) | 2021-11-25 | 2021-11-25 | Laboratory detects with accurate accent volume pipettor of single track |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569680A (en) * | 2022-10-11 | 2023-01-06 | 成都迪安医学检验所有限公司 | Magnetic force controllable type ceiling type pipettor |
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2021
- 2021-11-25 CN CN202122914932.5U patent/CN216458941U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569680A (en) * | 2022-10-11 | 2023-01-06 | 成都迪安医学检验所有限公司 | Magnetic force controllable type ceiling type pipettor |
| CN115569680B (en) * | 2022-10-11 | 2023-08-29 | 成都迪安医学检验所有限公司 | Magnetic force controllable ceiling type pipettor |
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Effective date of registration: 20240109 Address after: 230000, Room 404, Building 15, Junbo Community, Intersection of Zhenxing Road and Baoyue Road, Shushan District, Hefei City, Anhui Province Patentee after: Hefei Zhikan Electronic Technology Co.,Ltd. Address before: 230000 5th floor, workshop 4 of Anhui huayulin Electronic Technology Development Co., Ltd., No. 769, Shixin Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: Hefei Senli Testing Technology Service Co.,Ltd. |