CN217348868U - Buckle mechanism and suction head box - Google Patents
Buckle mechanism and suction head box Download PDFInfo
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- CN217348868U CN217348868U CN202221041557.6U CN202221041557U CN217348868U CN 217348868 U CN217348868 U CN 217348868U CN 202221041557 U CN202221041557 U CN 202221041557U CN 217348868 U CN217348868 U CN 217348868U
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- buckle
- mounting
- hole
- tip
- loading plate
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Abstract
An embodiment of the utility model provides a buckle mechanism and suction head box relates to biological detection consumptive material technical field. This buckle mechanism includes the mount pad, the buckle, installation axle and first torsional spring, the mount pad is equipped with the first mounting groove and the second mounting groove of mutual intercommunication, the buckle is installed in first mounting groove, the buckle is equipped with installation through-hole and trip portion, trip portion is located the one end of buckle, installation through-hole and trip portion interval set up, the second mounting groove is worn to locate by the tip that the installation axle runs through installation through-hole and installation axle, first torsional spring is located first mounting groove, and the cover is established and is established the part that the installation axle extends the installation through-hole, the one end butt buckle of first torsional spring, the lateral wall tip at the suction head box can be installed to this buckle mechanism's mount pad, thereby when preventing to take out the pipette tip through the pipettor, take out the suction head loading plate in the lump, the convenience that the pipette tip takes out from the suction head box has been improved.
Description
Technical Field
The utility model relates to a biological detection consumptive material technical field particularly, relates to a buckle mechanism and suction head box.
Background
With the continuous development of molecular biotechnology, biological detection is widely applied in the fields of clinical medicine, agricultural breeding, judicial identification, food safety, gene detection and the like. In the related field of biological detection applications, a pipette is generally used in combination with a pipette tip to perform operations such as quantitative measurement and transfer of a sample or a reagent solution.
In the prior art, the pipette tips are usually placed in a tip box, and a plurality of pipette tips are fixed in position by a tip loading plate, so that when a pipette tip is taken out from the pipette tip loading plate, the tip loading plate is easily taken up together, which makes it difficult to take out the pipette tip.
SUMMERY OF THE UTILITY MODEL
The utility model provides a buckle mechanism and suction head box, it can make liquid-transfering suction head take out from the suction head box more conveniently.
The embodiment of the utility model discloses a can realize like this:
an embodiment of the utility model provides a buckle mechanism, it includes:
the mounting seat is provided with a first mounting groove and a second mounting groove which are mutually communicated;
the buckle is arranged in the first installation groove and provided with a clamping hook part and an installation through hole, the clamping hook part is positioned at one end of the buckle, and the installation through hole and the clamping hook part are arranged at intervals;
the mounting shaft penetrates through the mounting through hole, and the end of the mounting shaft penetrates through the second mounting groove;
the first torsion spring is located in the first mounting groove, the mounting shaft is sleeved with the portion, extending out of the mounting through hole, of the mounting hole, and one end of the first torsion spring is abutted to the buckle.
Optionally, the buckle mechanism further comprises a second torsion spring, the second torsion spring is sleeved on the portion, extending out of the mounting hole, of the mounting shaft, and the first torsion spring and the second torsion spring are respectively located on two sides of the buckle.
Optionally, the hook portion is provided with a guide surface for guiding the preset plate to abut against the hook portion.
Optionally, the buckle mechanism further comprises an elastic telescopic rod, the elastic telescopic rod is mounted on the side wall of the mounting seat, and the elastic telescopic rod is used for elastically abutting against the preset plate.
Optionally, a pulling block is convexly arranged at one end of the buckle, where the hook portion is arranged, and the pulling block is far away from the installation through hole relative to the hook portion.
Optionally, the first mounting groove is a U-shaped groove or a rectangular groove, and the second mounting grooves are respectively disposed on opposite side walls of the first mounting groove.
Optionally, the buckle is provided with a limiting block at one end opposite to the clamping hook part, the limiting block is far away from the clamping hook part relative to the installation through hole, and the limiting block is used for abutting against the side wall of the installation seat when the buckle rotates to a preset position.
Optionally, the mounting shaft is a pin.
The embodiment of the utility model also provides a sucker box, which comprises a box body and the buckling mechanism;
the clamping mechanism is arranged at the end part of the side wall of the box body, and when the sucker loading plate is placed on the box body, the clamping hook part of the clamping mechanism is clamped with the sucker loading plate, wherein the pipetting sucker is loaded on the sucker loading plate.
Optionally, the suction head box further comprises a blocking piece, the blocking piece is arranged at the end part of the side wall of the box body and opposite to the buckling mechanism, and the blocking piece is used for blocking the suction head loading plate.
Optionally, the tip cassette further comprises a tip loading plate.
The utility model discloses buckle mechanism and suction head box's beneficial effect includes, for example:
the embodiment of the utility model provides a buckle mechanism, which comprises a mounting seat, a buckle, a mounting shaft and a first torsion spring, wherein the mounting seat is provided with a first mounting groove and a second mounting groove which are communicated with each other, the buckle is mounted in the first mounting groove, the buckle is provided with a mounting through hole and a buckle hook part, the buckle hook part is arranged at one end of the buckle, the mounting through hole and the buckle hook part are arranged at intervals, the mounting shaft penetrates through the mounting through hole, the end part of the mounting shaft is penetrated in the second mounting groove, the first torsion spring is arranged in the first mounting groove and is sleeved at the part of the mounting shaft extending out of the mounting through hole, one end of the first torsion spring is abutted against the buckle, wherein, the mounting seat of the buckle mechanism can be mounted at the end part of the side wall of a suction head box, after the buckle is pulled to rotate relative to the mounting shaft, a suction head loading plate of the suction head box can be mounted at the end part of the side wall of the suction head box, then the buckle is loosened, under the elastic action force of the torsion spring, the buckle resets and the trip portion of buckle blocks the edge of suction head loading plate simultaneously, can prevent to take out suction head loading plate when taking out the liquid-transfering suction head through the pipettor, has improved the convenience that liquid-transfering suction head took out from the suction head box.
The embodiment of the utility model provides a suction head box is still provided, including box body and foretell buckle mechanism, buckle mechanism sets up in the lateral wall tip of box body, and when the suction head loading plate was placed in the box body, buckle mechanism's trip portion block suction head loading plate, wherein, move the liquid suction head loading in the suction head loading plate. Which can improve the convenience of taking out the liquid transfer tips from the tip cassette.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of a tip cartridge provided in an embodiment of the present invention;
fig. 2 is a schematic view of a fastening mechanism provided in an embodiment of the present invention;
FIG. 3 is a schematic view of a tip cassette portion configuration provided in an embodiment of the present invention;
fig. 4 is a schematic view of a suction head box provided in another embodiment of the present invention.
An icon: 1000-suction head box; 100-a snap-fit mechanism; 200-a tip loading plate; 300-a cartridge; 400-baffle plate; 10-a mounting seat; 11-a first mounting groove; 20-buckling; 22-a hook part; 23-mounting a through hole; 24-a second mounting groove; 221-a guide surface; 30-mounting the shaft; 40-a first torsion spring; 50-a second torsion spring; 60-an elastic telescopic rod; 70-pulling the block; 80-a limiting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
In the related fields of molecular biology experiments and gene detection, a liquid transfer suction head and a liquid transfer device are frequently used and are used in a matching mode to play a role in quantitatively measuring and transferring liquid, the liquid transfer suction head is generally placed on a suction head loading plate in a suction head box, and in the prior art, when the liquid transfer suction head placed on the suction head loading plate is taken out by the liquid transfer device, the suction head loading plate is easily taken up, so that the liquid transfer suction head is difficult to take out. In view of this, the embodiment of the present invention provides a fastening mechanism and a tip box, which can solve the problem.
Referring to fig. 1-4, the present embodiment provides a locking mechanism 100 and a tip box 1000, which will be described in detail below.
Referring to fig. 1, an embodiment of the present invention provides a tip box 1000, which includes a box body 300 and a fastening mechanism 100, wherein the fastening mechanism 100 is disposed at an end portion of a side wall of the box body 300, and when the tip loading plate 200 is placed on the box body 300, the hook portion 22 of the fastening mechanism 100 is fastened to the tip loading plate 200, and a liquid transfer tip is loaded on the tip loading plate 200. The engagement mechanism 100 can engage with the edge of the tip loading plate 200 to prevent the tip loading plate 200 from being brought out together when the pipette tip is taken out by the pipette, and can improve the convenience of taking out the pipette tip from the tip cassette 1000.
Specifically, referring to fig. 2, the fastening mechanism 100 includes a mounting seat 10, a fastening buckle 20, a mounting shaft 30 and a first torsion spring 40, the mounting seat 10 is provided with a first mounting groove 11 and a second mounting groove 24 which are communicated with each other, specifically, the second mounting groove 24 is a through hole, the mounting shaft 30 is a pin, the first mounting groove 11 is a rectangular groove, of course, in other embodiments, the first mounting groove 11 may also be a U-shaped groove, and the second mounting groove 24 is respectively disposed on the opposite side walls of the first mounting groove 11.
The clip 20 is mounted in the first mounting groove 11, the clip 20 is provided with a mounting through hole 23 and a hook portion 22, the hook portion 22 is located at one end of the clip 20, the mounting through hole 23 and the hook portion 22 are arranged at an interval, and the mounting shaft 30 penetrates through the mounting through hole 23 and the end of the mounting shaft 30 to penetrate through the second mounting groove 24.
The first torsion spring 40 is located in the first mounting groove 11 and sleeved on a portion of the mounting shaft 30 extending out of the mounting through hole 23, one end of the first torsion spring 40 abuts against the buckle 20, the other end of the first torsion spring 40 can be fixed on the mounting shaft 30, after the buckle 20 is pulled to rotate relative to the mounting shaft 30, the pipette tip loading plate 200 placed in the pipette tip box 1000 can be fixed at an opening of the box body 300 of the pipette tip box 1000, then the buckle 20 is released, under the elastic force of the first torsion spring 40, the buckle 20 resets, and the hook portion 22 of the buckle 20 clamps the edge of the pipette tip loading plate 200, so that the pipette tip loading plate 200 can be prevented from being taken out together when a pipette tip is taken out through a pipette. Of course, in other embodiments, the other end of the first torsion spring 40 can abut against the mounting seat 10, and when the buckle 20 is pulled, the buckle 20 and the mounting shaft 30 rotate relative to the mounting seat 10 at the same time.
In order to improve the restoring strength of the buckle mechanism 100, the torsion springs with different elastic coefficients may be replaced according to specific needs, and of course, the buckle mechanism 100 may further include a second torsion spring 50, the second torsion spring 50 is sleeved on the portion of the mounting shaft 30 extending out of the mounting through hole 23, and the first torsion spring 40 and the second torsion spring 50 are respectively located on two sides of the buckle 20.
In addition, in order to conveniently and accurately place the preset plate at the opening of the box 300, specifically, the preset plate in this embodiment is the tip loading plate 200, the hook 22 is provided with a guide surface 221, the guide surface 221 is an inclined surface for guiding the tip loading plate 200 to abut against the hook 22, and then the tip loading plate 200 is engaged, when the edge of the tip loading plate 200 abuts against and presses the guide surface 221, the buckle 20 is rotated, and the hook 22 of the buckle 20 moves towards the edge far away from the tip loading plate 200 until the edge of the tip loading plate 200 slides out of the guide surface 221, at this time, the buckle 20 resets to engage the tip loading plate 200, thereby facilitating the user to install the tip loading plate 200 with one hand, and certainly, the buckle mechanism 100 can be installed at the edge of any side wall of the box 300 to engage the preset plate placed on the box 300.
The relative positions in fig. 2 are used for explanation, the up-down, left-right, front-back direction can be understood as the related position relationship where the suction head box is conventionally placed, the end of the buckle 20, where the hook portion 22 is disposed, is convexly provided with the pulling block 70, specifically, the upper end of the buckle 20 is convexly provided with the pulling block 70, the pulling block 70 is far away from the installation through hole 23 relative to the hook portion 22, so that the pulling block 70 can be directly pulled when the buckle 20 is pulled, which is more convenient and faster, the end of the buckle 20, which is opposite to the hook portion 22, is convexly provided with the limiting block 80, that is, the lower end of the buckle 20 is convexly provided with the limiting block 80, the limiting block 80 is far away from the hook portion 22 relative to the installation through hole 23, the limiting block 80 is used for abutting against the side wall of the installation base 10 when the buckle 20 rotates to the preset position, and in this embodiment, the buckle 20, the pulling block 70, and the limiting block 80 are integrally formed.
Referring to fig. 3, in another embodiment, the fastening mechanism 100 may further include an elastic telescopic rod 60, the elastic telescopic rod 60 is installed on a side of the mounting seat 10 away from the fastening buckle 20, that is, the elastic telescopic rod 60 is installed on an outer side of the mounting seat 10, the elastic telescopic rod 60 is used for elastically abutting against the tip loading plate 200, the elastic telescopic rod 60 may be composed of a cylinder with a spring inside and an abutting column slidably installed on the cylinder, wherein one end of the supporting column abuts against the spring inside the cylinder, and the other end of the supporting column is used for elastically abutting against the tip loading plate 200, so that when the tip loading plate 200 needs to be taken out, by pulling the fastening buckle 20, the elastic telescopic rod 60 may pop up the tip loading plate 200, thereby improving convenience of taking out the tip loading plate 200.
Referring to fig. 4, in other embodiments, in order to enhance the effect of limiting the pipette tip loading plate 200 and prevent the pipette tip loading plate 200 from being taken up when the pipette tip is taken out by the pipette, the tip cassette 1000 further includes a blocking plate 400, the blocking plate 400 is disposed at the end of the sidewall of the cassette 300 and opposite to the fastening mechanism 100, and the blocking plate 400 is used to block the tip loading plate 200, that is, the blocking plate 400 can abut against the edge of the tip loading plate 200 to prevent the tip loading plate 200 from being taken up when the pipette tip is taken out by the pipette tip.
In summary, the fastening mechanism 100 includes a mounting seat 10, a fastening buckle 20, a mounting shaft 30 and a first torsion spring 40, the mounting seat 10 is provided with a first mounting groove 11 and a second mounting groove 24 which are communicated with each other, the fastening buckle 20 is mounted in the first mounting groove 11, the fastening buckle 20 is provided with a mounting through hole 23 and a fastening hook portion 22, the fastening hook portion 22 is located at one end of the fastening buckle 20, the mounting through hole 23 and the fastening hook portion 22 are arranged at an interval, the mounting shaft 30 penetrates through the mounting through hole 23 and the end of the mounting shaft 30 to penetrate through the second mounting groove 24, the first torsion spring 40 is located in the first mounting groove 11 and is sleeved on a portion of the mounting shaft 30 extending out of the mounting through hole 23, and one end of the first torsion spring 40 abuts against the fastening buckle 20.
The mount 10 of the locking mechanism 100 may be mounted on the end of the sidewall of the case 300 of the tip case 1000, and after the locking 20 is rotated with respect to the mounting shaft 30, the tip loading plate 200 placed on the tip case 1000 may be fixed to the opening of the case 300 of the tip case 1000, and then the locking 20 is released, and the locking portion 22 of the locking 20 locks the edge of the tip loading plate 200 while the locking 20 is reset by the elastic force of the first torsion spring 40, so that it is possible to prevent the tip loading plate 200 from being taken out altogether when the pipette tip is taken out by the pipette, and to improve the convenience of taking out the pipette tip from the tip case 1000.
The tip cassette 1000 includes a cassette body 300 and the above-mentioned engaging mechanism 100, the engaging mechanism 100 is provided at an end portion of a side wall of the cassette body 300, and when the tip loading plate 200 is placed on the cassette body 300, the engaging portion 22 of the engaging mechanism 100 engages with the tip loading plate 200, in which the pipette tip is loaded on the tip loading plate 200.
Further, the tip cassette 1000 includes a cassette body 300, a tip loading plate 200, a locking mechanism 100, and a flap 400. The engaging mechanism 100 and the stopper 400 are provided at the end of the opposite side walls of the cassette 300, and when the tip loading plate 200 is placed in the cassette 300, one side edge of the tip loading plate 200 abuts against the stopper 400, and the opposite side edge is engaged with the engaging portion 22 of the engaging mechanism 100, and the pipette tips are loaded on the tip loading plate 200.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A buckle mechanism, comprising:
the mounting seat (10) is provided with a first mounting groove (11) and a second mounting groove (24) which are communicated with each other;
the buckle (20), the buckle (20) is mounted on the first mounting groove (11), the buckle (20) is provided with a clamping hook part (22) and a mounting through hole (23), the clamping hook part (22) is located at one end of the buckle (20), and the mounting through hole (23) and the clamping hook part (22) are arranged at intervals;
an installation shaft (30), wherein the installation shaft (30) penetrates through the installation through hole (23) and the end part of the installation shaft (30) penetrates through the second installation groove (24);
the first torsion spring (40) is positioned in the first mounting groove (11) and sleeved on the part, extending out of the mounting through hole (23), of the mounting shaft (30), and one end of the first torsion spring (40) abuts against the buckle (20).
2. The buckle mechanism according to claim 1, further comprising a second torsion spring (50), wherein the second torsion spring (50) is sleeved on a portion of the mounting shaft (30) extending out of the mounting through hole (23), and the first torsion spring (40) and the second torsion spring (50) are respectively located on two sides of the buckle (20).
3. Snap mechanism according to claim 1, characterized in that the snap hook (22) is provided with a guide surface (221) for guiding a pre-set plate in abutment with the snap hook (22).
4. The snapping mechanism according to claim 1, further comprising an elastic telescoping rod (60), wherein the elastic telescoping rod (60) is mounted to a side wall of the mounting seat (10), wherein the elastic telescoping rod (60) is configured to elastically abut against a pre-set plate.
5. The buckle mechanism according to claim 1, wherein an end of the buckle (20) where the hook portion (22) is disposed is protruded with a pulling block (70), and the pulling block (70) is far away from the mounting through hole (23) relative to the hook portion (22).
6. A buckle mechanism according to claim 1, characterized in that the first mounting groove (11) is a U-shaped or rectangular groove, and the second mounting grooves (24) are provided on opposite side walls of the first mounting groove (11), respectively.
7. The buckle mechanism according to claim 6, wherein a limit block (80) is convexly disposed at an end of the buckle (20) opposite to the hook portion (22), the limit block (80) is far away from the hook portion (22) relative to the mounting through hole (23), and the limit block (80) is configured to abut against a sidewall of the mounting seat (10) when the buckle (20) rotates to a preset position.
8. A tip cassette, comprising a cassette body (300) and a snap mechanism according to any of claims 1-7;
the buckle mechanism is arranged at the end part of the side wall of the box body (300), when the sucker loading plate (200) is placed on the box body (300), the hook part (22) of the buckle mechanism is buckled with the sucker loading plate (200), wherein the liquid transfer sucker is loaded on the sucker loading plate (200).
9. The tip cassette according to claim 8, further comprising a blocking piece (400), wherein the blocking piece (400) is provided at an end of a side wall of the cassette body (300) and is opposite to the locking mechanism, and the blocking piece (400) is used for locking the tip loading plate (200).
10. The tip cassette of claim 8 or 9, further comprising said tip loading plate (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221041557.6U CN217348868U (en) | 2022-04-29 | 2022-04-29 | Buckle mechanism and suction head box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221041557.6U CN217348868U (en) | 2022-04-29 | 2022-04-29 | Buckle mechanism and suction head box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217348868U true CN217348868U (en) | 2022-09-02 |
Family
ID=83009980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221041557.6U Active CN217348868U (en) | 2022-04-29 | 2022-04-29 | Buckle mechanism and suction head box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217348868U (en) |
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2022
- 2022-04-29 CN CN202221041557.6U patent/CN217348868U/en active Active
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