CN214991465U - Deep hole board fixing device that nucleic acid extraction appearance was used - Google Patents
Deep hole board fixing device that nucleic acid extraction appearance was used Download PDFInfo
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- CN214991465U CN214991465U CN202022657535.XU CN202022657535U CN214991465U CN 214991465 U CN214991465 U CN 214991465U CN 202022657535 U CN202022657535 U CN 202022657535U CN 214991465 U CN214991465 U CN 214991465U
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Abstract
The utility model discloses a deep hole board fixing device that nucleic acid drawbench was used relates to experimental facilities technical field, the power distribution box comprises a box body, the downside of box is connected with the door plant through hinge rotation, the front side center department of box has seted up flutedly, the fixed plate has been placed to the inside of recess, the aperture has all been seted up to the upper and lower both sides of fixed plate, first cavity has been seted up to the bottom of box, first round hole has been seted up to the front side of first cavity, the first bearing of the inner wall fixedly connected with of first round hole, the inner wall fixedly connected with member of first bearing, the rear end of member passes the inside and the fixedly connected with gear that first round hole extends to first cavity, the upper and lower both sides of gear all mesh is connected with the sawtooth pole. The utility model discloses, can be simultaneously about direction and upper and lower direction carry on spacingly to the deep hole board, ensure that the deep hole board can not shift, and then guarantee the hole site that the instrument can pinpoint on the deep hole board.
Description
Technical Field
The utility model relates to an experimental facilities technical field, in particular to deep hole board fixing device that nucleic acid extraction appearance was used.
Background
A nucleic acid extractor is an instrument which automatically finishes the extraction work of sample nucleic acid by using a matched nucleic acid extraction reagent, and the nucleic acid extractor is divided into two types: one is large-scale automation, generally called automatic liquid workstation, and the other is small-scale automatic nucleic acid extractor, which utilizes packaged matching reagent to automatically complete the extraction and purification process. The large automatic liquid workstation is high in equipment cost and running cost, and suitable for extracting thousands of samples of the same type at a time, so that the number of the samples is reduced, and the small automatic instrument is convenient to operate and can be applied more and more because the instrument equipment and the running cost are low.
In the experiment process of the small nucleic acid extractor, a deep hole plate is the most commonly used experimental device. The existing nucleic acid extractor is mostly provided with two elastic clamping jaws in an experiment cabin, a deep hole plate is clamped in the length direction, the fixing method is adopted, an operator needs to hold the deep hole plate by hands and drag the deep hole plate into the experiment cabin to be placed, the position of the clamping jaws needs to be aligned in the placing process, the fixing method is very inconvenient, and the deep hole plate is limited in the length direction only, so that the deep hole plate is easy to deviate in the width direction, the instrument cannot accurately position each hole position, the experiment failure can be seriously caused, in addition, the service life of the elastic clamping jaws is limited, and if the clamping jaws lose elasticity, the deep hole plate is more difficult to fix.
Therefore, it is necessary to provide a deep well plate fixing device for a nucleic acid isolation apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep hole board fixing device that nucleic acid extraction appearance was used to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a deep hole plate fixing device for a nucleic acid extraction instrument comprises a box body, wherein the lower side of the box body is rotatably connected with a door plate through a hinge, a groove is formed in the center of the front side of the box body, a fixing plate is placed in the groove, small holes are formed in the upper side and the lower side of the fixing plate, a first cavity is formed in the bottom of the box body, a first round hole is formed in the front side of the first cavity, a first bearing is fixedly connected to the inner wall of the first round hole, a rod piece is fixedly connected to the inner wall of the first bearing, the rear end of the rod piece penetrates through the first round hole to extend into the first cavity and is fixedly connected with a gear, saw tooth rods are meshed and connected to the upper side and the lower side of the gear, first pistons are fixedly connected to one ends of the two saw tooth rods, which are far away from the gear, air pipes are slidably connected to the outer sides of the two first pistons, and second round holes are formed in the top of the right side and the bottom of the groove, two the trachea is kept away from the one end of gear and is all passed corresponding second round hole and extend to the inside of recess, two tracheal inner wall sliding connection has the second piston, two the equal fixedly connected with inserted bar in the relative one side of second piston, the second cavity has been seted up to the rear side of recess, the third round hole has been seted up in the left side of second cavity, the third round hole inner wall rotates through the second bearing and connects two-way threaded rod, the right-hand member of two-way threaded rod rotates through third bearing and second cavity right side wall to be connected, the equal threaded connection in the left and right sides of two-way threaded rod has the slider, the front side of second cavity is seted up the bar opening, two the front side of slider passes the equal fixedly connected with baffle of bar opening.
Preferably, the front end of the rod piece is fixedly connected with a first knob, and the surface of the first knob is provided with first anti-skid grains.
Preferably, the surface of the door panel is fixedly connected with a handle, and the surface of the handle is provided with second anti-skid grains.
Preferably, the left end of the bidirectional threaded rod penetrates through the second round hole to extend to the outer side of the box body and is fixedly connected with a second knob, and third anti-skidding lines are arranged on the surface of the second knob.
Preferably, the bottom fixedly connected with a plurality of universal wheels of box, universal wheel fixedly connected with manual brake.
Preferably, an opening is formed in the center of the door panel, and a visible window is fixedly connected inside the opening.
The utility model discloses a technological effect and advantage:
1. the gear is rotated by rotating the first knob to drive the rod piece, so that the sawtooth rod moves towards two sides, and then the two first pistons move towards two sides, so that the gas pressure inside the gas pipe is increased, the gas pressure pushes the two second pistons again, the two inserted rods move to penetrate through the small holes in the upper side and the lower side of the fixed plate, the two-way threaded rod is driven to rotate by rotating the first knob, so that the two sliding blocks move, the two sliding blocks drive the two baffle plates to move, the fixed plate is fixed from two side faces, the up-down deviation and the left-right deviation of the fixed plate are limited, and the instrument can be positioned at each position more accurately.
2. Through first knob and second knob, can make more laborsaving convenient when the fixed plate is spacing, through visual window, can observe the inside condition of box at any time, be convenient for in time discover the problem and solve the problem.
3. Through the universal wheel that the bottom was equipped with, it is more convenient when can carrying out the position transfer with the instrument, and the manual brake that the accessible universal wheel is connected can be fixed with the universal wheel to reach and fix the instrument, make things convenient for the work of instrument.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
fig. 4 is a schematic structural view of the top view cross section of the present invention.
In the figure: 1. a box body; 2. a small hole; 3. an air tube; 4. a second piston; 5. a fixing plate; 6. a baffle plate; 7. a bidirectional threaded rod; 8. a gear; 9. a serrated bar; 10. a first piston; 11. inserting a rod; 12. a rod member; 13. a slider; 14. a second knob; 15. a first knob; 16. a door panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a deep hole plate fixing device for a nucleic acid extraction instrument as shown in figures 1-4, as shown in figure 1-2, comprising a box body 1, the lower side of the box body 1 is rotationally connected with a door plate 16 through a hinge, the center of the front side of the box body 1 is provided with a groove, a fixing plate 5 is placed in the groove, the upper side and the lower side of the fixing plate 5 are both provided with small holes 2, the bottom of the box body 1 is provided with a first cavity, the front side of the first cavity is provided with a first round hole, the inner wall of the first round hole is fixedly connected with a first bearing, the inner wall of the first bearing is fixedly connected with a rod piece 12, the rear end of the rod piece 12 passes through the first round hole and extends to the inside of the first cavity and is fixedly connected with a gear 8, the upper side and the lower side of the gear 8 are both engaged with sawtooth rods 9, one ends of the two sawtooth rods 9 far away from the gear 8 are both fixedly connected with first pistons 10, the outer sides of the two first pistons 10 are both slidably connected with air pipes 3, the top of the right side and the bottom of the left side of the groove are both provided with second round holes, one ends of the two air pipes 3 far away from the gear 8 penetrate through the corresponding second round holes and extend to the inside of the groove, the inner walls of the two air pipes 3 are connected with second pistons 4 in a sliding way, the opposite sides of the two second pistons 4 are both fixedly connected with inserted rods 11, can restrict fixed plate 5 downstream like this, the rear side of recess is opened and is equipped with the second cavity, the third round hole has been seted up in the left side of second cavity, third round hole inner wall passes through second bearing rotation connection two-way threaded rod 7, the right-hand member of two-way threaded rod 7 passes through the third bearing and is connected with second cavity right side wall rotation, the equal threaded connection in left and right sides of two-way threaded rod 7 has slider 13, the front side of second cavity is opened and is equipped with the bar opening, the equal fixedly connected with baffle 6 in bar opening is passed to the front side of two slider 13, restrict fixed plate 5 from the left and right sides.
As shown in fig. 2-4, the front end of the rod 12 is fixedly connected with a first knob 15, and the surface of the first knob 15 is provided with first anti-slip lines, so that the rod 12 can be rotated more conveniently and more easily.
As shown in FIG. 4, a handle is fixedly connected to the surface of the door panel 16, and a second anti-slip pattern is formed on the surface of the handle, so that the storage and the extraction of nucleic acid are more convenient.
As shown in fig. 2, the left end of the bidirectional threaded rod 7 passes through the second round hole and extends to the outside of the box body 1, and is fixedly connected with the second knob 14, and the surface of the second knob 14 is provided with third anti-sliding lines, so that the bidirectional threaded rod 7 can be conveniently rotated to achieve a fixed state.
As shown in figure 3, the bottom of the box body 1 is fixedly connected with a plurality of universal wheels, and the universal wheels are fixedly connected with a hand brake, so that the instrument can be conveniently moved and fixed, and the work is convenient.
As shown in fig. 4, an opening is formed in the center of the door panel 16, and a visible window is fixedly connected inside the opening, so that the condition inside the instrument during working can be observed at any time, and the recording and other works are facilitated.
The utility model discloses the theory of operation: when putting fixed plate 5 into box 1 inside, it makes gear 8 rotate to rotate first knob 15 through member 12, thereby with sawtooth pole 9 to the both sides motion, and then let two first pistons 10 to the both sides motion, thereby make the inside gas pressure increase of trachea 3, atmospheric pressure promotes two second pistons 4 again, make two inserted bar 11 motions pass the aperture 2 of fixed plate 5 upper and lower both sides, rotate second knob 14 and drive two-way threaded rod 7 and rotate, thereby make two sliders 13 motions, two sliders 13 drive two baffle 6 motions, it is fixed with fixed plate 5 from two sides.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a deep hole board fixing device that nucleic acid extraction appearance was used, includes box (1), its characterized in that: the door plate (16) is rotatably connected to the lower side of the box body (1) through a hinge, a groove is formed in the center of the front side of the box body (1), a fixing plate (5) is placed in the groove, small holes (2) are formed in the upper side and the lower side of the fixing plate (5), a first cavity is formed in the bottom of the box body (1), a first round hole is formed in the front side of the first cavity, a first bearing is fixedly connected to the inner wall of the first round hole, a rod piece (12) is fixedly connected to the inner wall of the first bearing, the rear end of the rod piece (12) penetrates through the first round hole to extend into the first cavity and is fixedly connected with a gear (8), sawtooth rods (9) are respectively connected to the upper side and the lower side of the gear (8) in a meshed manner, first pistons (10) are respectively fixedly connected to one ends, far away from the gear (8), of the two sawtooth rods (9), and air pipes (3) are respectively connected to the outer sides of the first pistons (10) in a sliding manner, second round holes are formed in the top of the right side and the bottom of the left side of the groove, one ends of the two air pipes (3) far away from the gear (8) penetrate through the corresponding second round holes and extend into the groove, second pistons (4) are connected to the inner walls of the two air pipes (3) in a sliding mode, inserting rods (11) are fixedly connected to the opposite sides of the two second pistons (4), a second cavity is arranged at the rear side of the groove, a third round hole is arranged at the left side of the second cavity, the inner wall of the third round hole is rotationally connected with a bidirectional threaded rod (7) through a second bearing, the right end of the bidirectional threaded rod (7) is rotationally connected with the right side wall of the second cavity through a third bearing, the left side and the right side of the bidirectional threaded rod (7) are both in threaded connection with a sliding block (13), the front side of second cavity is opened and is equipped with the bar opening, two the front side of slider (13) passes the equal fixedly connected with baffle (6) of bar opening.
2. The deep-well plate fixing device for a nucleic acid extractor according to claim 1, wherein: the front end of the rod piece (12) is fixedly connected with a first knob (15), and first anti-skid grains are arranged on the surface of the first knob (15).
3. The deep-well plate fixing device for a nucleic acid extractor according to claim 1, wherein: the surface of the door panel (16) is fixedly connected with a handle, and the surface of the handle is provided with second anti-skidding lines.
4. The deep-well plate fixing device for a nucleic acid extractor according to claim 1, wherein: the left end of the bidirectional threaded rod (7) penetrates through the second round hole to extend to the outer side of the box body (1) and is fixedly connected with a second knob (14), and third anti-skidding lines are arranged on the surface of the second knob (14).
5. The deep-well plate fixing device for a nucleic acid extractor according to claim 1, wherein: the bottom fixedly connected with a plurality of universal wheels of box (1), universal wheel fixedly connected with manual brake.
6. The deep-well plate fixing device for a nucleic acid extractor according to claim 1, wherein: an opening is formed in the center of the door panel (16), and a visible window is fixedly connected inside the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657535.XU CN214991465U (en) | 2020-11-17 | 2020-11-17 | Deep hole board fixing device that nucleic acid extraction appearance was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657535.XU CN214991465U (en) | 2020-11-17 | 2020-11-17 | Deep hole board fixing device that nucleic acid extraction appearance was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214991465U true CN214991465U (en) | 2021-12-03 |
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ID=79138441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022657535.XU Active CN214991465U (en) | 2020-11-17 | 2020-11-17 | Deep hole board fixing device that nucleic acid extraction appearance was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214991465U (en) |
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2020
- 2020-11-17 CN CN202022657535.XU patent/CN214991465U/en active Active
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