CN212504810U - A draw kit fixing device for nucleic acid extraction appearance - Google Patents
A draw kit fixing device for nucleic acid extraction appearance Download PDFInfo
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- CN212504810U CN212504810U CN202020624783.1U CN202020624783U CN212504810U CN 212504810 U CN212504810 U CN 212504810U CN 202020624783 U CN202020624783 U CN 202020624783U CN 212504810 U CN212504810 U CN 212504810U
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- nucleic acid
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Abstract
The utility model relates to a nucleic acid extraction appearance field especially relates to an extract kit fixing device for nucleic acid extraction appearance, and it includes the heating fixed plate, is provided with fixed guardrail on it, the inside tight piece in top that is used for fixed deep hole board that is provided with of fixed guardrail. The utility model overcomes deep hole board fixing device among the prior art can cause great wearing and tearing to the deep hole board, still can disturb the normal moving defect of arm simultaneously, have and can be at effective fixed deep hole board, under the prerequisite that the displacement can not take place for the upper and lower position about, still can not cause wearing and tearing and disturb the normal moving advantage of arm to the deep hole board, the temperature between each heating block can not influence each other and draw depositing of kit fixed and the method of taking out is simple effective simultaneously.
Description
Technical Field
The utility model relates to a nucleic acid extraction appearance field especially relates to an extract kit fixing device for nucleic acid extraction appearance.
Background
The nucleic acid extractor is an instrument which automatically finishes the work of extracting the nucleic acid of a sample by using a matched nucleic acid extracting reagent. The method is widely applied to various fields of disease control center, clinical disease diagnosis, blood transfusion safety, forensic medicine identification, environmental microorganism detection, food safety detection, animal husbandry, molecular biology research and the like.
The nucleic acid extractor needs to be strictly operated according to the extraction flow in the extraction process, and meanwhile, the deep hole plate needs to be firmly fixed on the hole site heating strip in order to ensure the extraction effect. However, in the actual operation process, the nucleic acid extractor may generate mechanical vibration, so that the deep hole plate may be displaced during the operation process and may deviate from the originally set position.
For example, a deep well plate fixing device for a nucleic acid extracting instrument having application No. CN201721054283.3, comprising a tray, a width direction stopper and a length direction stopper; the tray is arranged in the experiment chamber in a sliding manner, a groove and a handle groove are formed in the upper surface of the tray, a cavity is formed in the tray, and the cavity is communicated with a first air passage and a second air passage; two long groove walls of each groove are respectively provided with a movable block in a telescopic manner, the control mechanism comprises a plurality of knobs which are in one-to-one correspondence with the cavities, the lower surfaces of the knobs are fixedly provided with rotating shafts, gears are fixedly sleeved on the rotating shafts, a first rack and a second rack are also arranged in the cavities in a sliding manner, and one end of the first rack is fixedly provided with a first piston; the length direction limiting device comprises a plurality of limiting plates which are arranged on the inner wall of the experiment cabin in parallel, and a limiting cavity used for limiting the deep hole plate is formed between every two adjacent limiting plates. The utility model discloses a carry on spacingly through the recess of setting on the tray and the limiting plate of setting on the inner wall of experiment cabin, though this kind of mode can avoid the deep-hole board to take place the displacement in the nucleic acid extraction appearance to a certain extent, but in order to make the rigidity of deep-hole board, the limiting plate must tightly laminate and follow on the deep-hole board, otherwise then can't effectively fix nevertheless set up like this and can cause great wearing and tearing to the deep-hole board in the push-and-pull in-process around the tray, the limiting plate sets up the back-and-forth movement of arm along also probably disturbing the nucleic acid extraction appearance on the deep-hole board simultaneously, influence.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome the deep hole board fixing device among the prior art and can lead to the fact great wearing and tearing to the deep hole board, still can disturb the normal moving defect of arm simultaneously, provide one kind can be effectively can not lead to the fact great wearing and tearing to the kit under the effective fixed prerequisite of drawing the kit, can not disturb the normal moving a kind of kit fixing device that draws that is used for the nucleic acid extraction appearance of arm simultaneously yet.
In order to realize the purpose of the utility model, the utility model discloses a following technical scheme realizes:
the utility model provides an extract kit fixing device for nucleic acid draws appearance, includes the heating fixed plate, is provided with fixed guardrail on it, fixed guardrail inside is provided with the tight piece in top that is used for fixed deep hole board.
The utility model provides a fixed guardrail among the extraction kit fixing device can fix the position on the horizontal direction who draws the kit, simultaneously at the inside tight piece in top that sets up of fixed guardrail, can also carry out the centre gripping to drawing the kit and fix to effectively limited the upper and lower displacement who draws the kit, prevented to draw the technical problem that the kit takes place the skew in the extraction process. Simultaneously, owing to adopt the elasticity centre gripping scheme of tight piece of top to drawing the kit lateral part for draw the kit and can not take place wearing and tearing in the use, simultaneously because draw the kit top and do not obstruct the original paper, thereby can not cause the influence to the normal operation of arm.
Preferably, the fixed guardrail comprises a transverse guardrail and a plurality of longitudinal guardrails perpendicular to the transverse guardrail, and the heating fixed plate is divided into a plurality of heating blocks by the combination of the transverse guardrail and the longitudinal guardrails.
Divide into horizontal guardrail and a plurality of vertical guardrail that set up perpendicularly with horizontal guardrail with fixed guardrail can surround extracting the kit in the extraction process, can form one section and have the open-ended heating block between two vertical guardrails and the horizontal guardrail simultaneously, the opening part can be used for placing and draw the kit, for extracting depositing and taking out of kit provide convenience, set up a plurality of heating blocks simultaneously and can also set up respectively according to the required different operating temperatures of each heating block, the temperature interact between each temperature block has been prevented.
Preferably, the longitudinal guardrails on the left side and the right side of the heating block are respectively provided with a jacking sheet.
The vertical guardrails on the left side and the right side of the heating block are respectively provided with a jacking sheet, so that the left side and the right side of the extraction kit can be clamped, and the fixing effect is more obvious.
Preferably, the tightening sheet comprises a fixed bent portion fixedly connected with the heating fixing plate and an elastic bent portion connected with the top of the fixed bent portion.
The utility model provides a tight piece in top comprises fixed kink and elasticity kink, wherein the effect of fixed kink lies in tight piece in top and heating fixed plate fixed connection entirely, and the effect of elasticity kink lies in: when drawing the kit from last to down when extrudeing the elasticity kink, elasticity kink incurvation for draw the kit and can slide along the face of buckling on elasticity is buckled, can imbed elasticity kink lower extreme until drawing the fixed chimb of kit bottom, thereby elasticity kink resets afterwards and realizes the fixed to drawing the kit, draw the kit when drawing kit upward movement and can slide along the lower face of buckling of elasticity is buckled, thereby with elasticity kink incurvation, make and draw the kit and can take out smoothly.
Preferably, the heating block is provided with a plurality of hole site heating strips fixedly connected with the heating fixing plate.
Preferably, the number of the hole site heating strips in each heating block is 4, wherein one hole site heating strip is arranged on each of the left side and the right side of each heating block, and two parallel hole site heating strips are arranged in the middle of each heating block.
Preferably, the upper surface of the hole site heating strip is provided with a plurality of heating grooves which are sunken towards the inside of the hole site heating strip.
The bottom of each test tube of deep hole board can effectively be wrapped up to the sunken heating groove in heating strip that sets up to realized even heating effectively.
Therefore, the utility model discloses following beneficial effect has:
(1) the deep hole plate can be effectively fixed, and the deep hole plate cannot be abraded and the normal operation of the mechanical arm cannot be disturbed on the premise that the left, right, upper and lower positions of the deep hole plate cannot be displaced;
(2) the temperature among the heating blocks cannot influence each other;
(3) the storage, fixation and taking-out method of the extraction kit is simple and effective.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention in use.
Fig. 3 is a sectional view taken along a-a in fig. 2.
Fig. 4 is an enlarged view of fig. 3 at b.
Wherein: hole site heating strip 1, tight piece 2 in top, fixed guardrail 3, deep hole board 4, heating fixed plate 5, horizontal guardrail 6, vertical guardrail 7, heating block 8, fixed kink 9, elasticity kink 10, heating groove 11.
Detailed Description
The invention is further described with reference to the drawings and the specific embodiments. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, the embodiments of the invention described in the following description are generally only some embodiments, but not all embodiments, of the invention. Therefore, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present invention.
As shown in figures 1-3, an extraction kit fixing device for nucleic acid extraction instrument, including heating fixed plate 5, be provided with fixed guardrail 3 on it, fixed guardrail 3 includes a horizontal guardrail 6 and three vertical guardrails 7 with horizontal guardrail 6 perpendicular setting to horizontal guardrail 6 separates into 2 independent heating block 8 with heating fixed plate 5 with the combination of vertical guardrail 7, and is provided with the tight piece 2 in top that is used for fixed deep hole board 4 on the vertical guardrail 7 of 8 left and right sides of every heating block respectively.
In addition, each heating block 8 is provided with 4 hole site heating strips 1 fixedly connected with a heating fixing plate 5, wherein the left and right sides of the heating block 8 are respectively provided with one hole site heating strip 1, the middle part of the heating block 8 is provided with two parallel hole site heating strips 1, and the upper surface of each hole site heating strip 1 is also provided with a plurality of heating grooves 11 sunken towards the inside of the hole site heating strip 1.
As shown in fig. 4, the tightening piece 2 includes a fixed bending portion 9 fixedly connected to the heating fixing plate 5 and an elastic bending portion 10 connected to the top of the fixed bending portion 9, when the deep hole plate 4 is pressed against the elastic bending portion 10 from top to bottom, the elastic bending portion 10 is bent inward, so that the deep hole plate 4 can slide along the upper bending surface of the elastic bending portion 10, until the fixed convex edge at the bottom of the deep hole plate 4 can be embedded into the lower end of the elastic bending portion 10, and then the elastic bending portion 10 is reset to fix the deep hole plate 4, when the deep hole plate 4 moves upward, the deep hole plate 4 can slide along the lower bending surface of the elastic bending portion 10, so that the elastic bending portion 10 is compressed inward, and the deep hole plate 4 can be taken out smoothly.
Claims (7)
1. The utility model provides an extract kit fixing device for nucleic acid extraction appearance which characterized in that, is provided with fixed guardrail (3) including heating fixed plate (5) on, fixed guardrail (3) inside is provided with top tight piece (2) that are used for fixed deep hole board (4).
2. The extraction kit fixing device for the nucleic acid extractor according to claim 1, wherein the fixing guardrail (3) comprises a transverse guardrail (6) and a plurality of longitudinal guardrails (7) arranged perpendicular to the transverse guardrail (6), and the transverse guardrail (6) and the longitudinal guardrails (7) are combined to divide the heating fixing plate (5) into a plurality of heating blocks (8).
3. The extraction kit fixing device for the nucleic acid extractor as claimed in claim 2, wherein the longitudinal guardrails (7) on the left and right sides of the heating block (8) are respectively provided with a tightening piece (2).
4. The extraction kit fixing device for a nucleic acid extractor according to claim 1 or 3, wherein the tightening sheet (2) comprises a fixed bent portion (9) fixedly connected to the heating fixing plate (5) and an elastic bent portion (10) connected to the top of the fixed bent portion (9).
5. The extraction kit fixing device for the nucleic acid extractor according to claim 2 or 3, wherein the heating block (8) is provided with a plurality of hole site heating strips (1) fixedly connected with the heating fixing plate (5).
6. The extraction kit fixing device for the nucleic acid extractor according to claim 5, wherein the number of the hole site heating strips (1) in each heating block (8) is 4, wherein one hole site heating strip (1) is disposed on each of the left and right sides of the heating block (8), and two parallel hole site heating strips (1) are disposed in the middle of the heating block (8).
7. The extraction kit fixing device for the nucleic acid extractor according to claim 5, wherein the upper surface of the hole site heating strip (1) is provided with a plurality of heating grooves (11) recessed toward the inside of the hole site heating strip (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020624783.1U CN212504810U (en) | 2020-04-23 | 2020-04-23 | A draw kit fixing device for nucleic acid extraction appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020624783.1U CN212504810U (en) | 2020-04-23 | 2020-04-23 | A draw kit fixing device for nucleic acid extraction appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212504810U true CN212504810U (en) | 2021-02-09 |
Family
ID=74435733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020624783.1U Active CN212504810U (en) | 2020-04-23 | 2020-04-23 | A draw kit fixing device for nucleic acid extraction appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212504810U (en) |
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2020
- 2020-04-23 CN CN202020624783.1U patent/CN212504810U/en active Active
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