CN213452843U - DNA molecule test liquid nitrogen bottle convenient to seal - Google Patents
DNA molecule test liquid nitrogen bottle convenient to seal Download PDFInfo
- Publication number
- CN213452843U CN213452843U CN202022288504.1U CN202022288504U CN213452843U CN 213452843 U CN213452843 U CN 213452843U CN 202022288504 U CN202022288504 U CN 202022288504U CN 213452843 U CN213452843 U CN 213452843U
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- liquid nitrogen
- straight
- rod
- dna molecule
- sealing
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Abstract
The utility model discloses a DNA molecule test liquid nitrogen bottle convenient to seal, which comprises a bottle body, a scale mark, a straight pipe and a sealing device, wherein the straight pipe is arranged at the top end of the bottle body of the liquid nitrogen bottle, the sealing device is arranged at the top end of the straight pipe, the middle part of the bottom end of a sealing cover of the sealing device seals the straight pipe through a sealing plug, a connecting mechanism is arranged at the bottom of a straight rod at the bottom end of the sealing cover, a knob is arranged at the outer side of the connecting mechanism, the sealing plug of the sealing cover is spliced with the straight pipe, the straight rod is spliced with the connecting mechanism, the straight rod is fixedly buckled through the connecting mechanism, then the connecting mechanism and the sealing cover are driven to move downwards by rotating the knob, the sealing cover is pressed downwards and fixed, the sealing effect of the sealing plug on the straight pipe is increased, the connection with the straight rod, and the opening and sealing operations of the liquid nitrogen bottle are simple and quick.
Description
Technical Field
The utility model particularly relates to a DNA molecule test liquid nitrogen bottle convenient to it is sealed relates to liquid nitrogen bottle field of being correlated with.
Background
The liquid nitrogen containing device for the DNA molecule test is applied to scientific experiments and research in a large number, is applied to schools and scientific research institutions, does not have a machine grinding device in some small DNA molecule tests, and needs the liquid nitrogen containing device when being manually ground.
Prior art carries out the device through the liquid nitrogen bottle to the liquid nitrogen, and the liquid nitrogen bottle top is through carrying out threaded connection with sealed lid, screws up sealed lid and seals the liquid nitrogen bottle, and sealed effect is general, and sealing speed is slow, is slow at the opening speed to sealed lid, leads to sealed lid to lead to the liquid nitrogen to spill easily sealed when opening.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a DNA molecule test liquid nitrogen bottle convenient to seal here.
The utility model discloses a realize like this, construct a DNA molecule test liquid nitrogen bottle convenient to seal, the device includes bottle and sealing device, the vertical scale mark that is provided with in the bottle outside, bottle top middle part is provided with the straight tube, sealing device installs in the straight tube outside, sealing device is including sealed lid, coupling mechanism and knob, the mutual lock joint of sealed lid bottom and coupling mechanism, the knob has been cup jointed to coupling mechanism outside bottom, sealed lid bottom is pegged graft each other with the straight tube top is inboard, the inboard bottom of knob and straight tube threaded connection.
Preferably, the sealing cover comprises a support plate, a sealing plug, a straight rod and a clamping groove, the sealing plug is locked at the middle of the bottom end of the support plate, the straight rod is welded on the left side and the right side of the bottom end of the support plate respectively, the clamping groove is formed in the bottom end of the outer side of the straight rod, the bottom end of the straight rod is mutually inserted into the connecting mechanism, and the bottom end of the sealing plug is mutually inserted into the.
Preferably, coupling mechanism includes the shell, presses clamp plate, connecting rod, dwang, fixed rotating shaft, fixture block, polished rod and spring, the shell left and right sides imbeds respectively and presses the clamp plate, press the inboard top of clamp plate and connecting rod interconnect, the connecting rod inboard is rotated through pivot and dwang and is connected, the dwang middle part is rotated along fixed rotating shaft, dwang bottom and fixture block interconnect weld, press inboard bottom of clamp plate and polished rod to peg graft each other, the inboard and shell fixed connection of polished rod, press the inboard bottom of clamp plate to pass through spring and shell elastic connection, and the spring cup joints in the polished rod outside, the shell top left and right sides pegs graft each other with the straight-bar respectively, and the inboard and the mutual lock joint of draw-in groove of fixture.
Preferably, a layer of rubber pad is sleeved on the outer side of the knob, and anti-skid grains are arranged on the outer side of the rubber pad.
Preferably, the sealing plug is conical, and the outer diameter of the sealing plug is gradually reduced from top to bottom.
Preferably, the dwang is the slope setting, and the dwang from top to bottom inwards inclines.
Preferably, the top end surface of the fixture block is smooth, and the top end surface of the fixture block is inclined inwards from top to bottom.
Preferably, the polished rod surface is smooth form, presses the laminating of clamp plate inner wall and polished rod, and presses clamp plate outside and the laminating of shell inner wall.
Preferably, the sealing plug is made of nitrile rubber.
Preferably, the rotating rod, the fixed rotating shaft and the clamping block are all made of stainless steel.
The utility model has the advantages of as follows: the utility model discloses an improve and provide a DNA molecule test liquid nitrogen bottle convenient to seal here, compare with equipment of the same type, have following improvement:
the utility model relates to a DNA molecule test liquid nitrogen bottle convenient to seal, through setting up the straight tube at the bottle top of liquid nitrogen bottle, and set up sealing device at the straight tube top, sealing device top is provided with sealed lid, sealed lid bottom middle part seals the straight tube through the sealing plug, and be provided with coupling mechanism at the straight-bar bottom of sealed lid bottom, the coupling mechanism outside is provided with the knob, knob and straight-tube threaded connection, through pegging graft sealing plug and the straight tube of sealed lid, and peg graft the straight-bar and coupling mechanism, carry out the lock joint to the straight-bar through coupling mechanism and fix, then rotate the knob and drive coupling mechanism and sealed lid and move down, push down the fixed to the sealing plug, increase the sealed effect of straight tube, and can break off the connection with the straight-bar through pressing the pressing plate of the coupling mechanism left and right sides, increase the sealed effect to the liquid, and the opening and sealing operations of the liquid nitrogen bottle are simple and quick.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sealing device of the present invention;
FIG. 3 is a sectional view of the internal structure of the sealing device of the present invention;
fig. 4 is a schematic structural view of the sealing cover of the present invention;
FIG. 5 is a sectional view of the inner structure of the connection mechanism of the present invention;
fig. 6 is a partially enlarged view of the area a of fig. 5 according to the present invention.
Wherein: the device comprises a bottle body-1, a scale mark-2, a straight pipe-3, a sealing device-4, a sealing cover-41, a connecting mechanism-42, a knob-43, a support plate-411, a sealing plug-412, a straight rod-413, a clamping groove-414, a shell-421, a pressing plate-422, a connecting rod-423, a rotating rod-424, a fixed rotating shaft-425, a clamping block-426, a polish rod-427 and a spring-428.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1-6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.
Referring to fig. 1, the present invention provides a DNA molecule test liquid nitrogen bottle convenient for sealing through an improvement, which includes a bottle body 1 and a sealing device 4, wherein a scale mark 2 is vertically arranged outside the bottle body 1, a straight tube 3 is arranged in the middle of the top end of the bottle body 1, and the sealing device 4 is arranged outside the straight tube 3.
Please refer to fig. 2 and fig. 3, the utility model provides a DNA molecule test liquid nitrogen bottle convenient to it is sealed here to improve, sealing device 4 includes sealed lid 41, coupling mechanism 42 and knob 43, sealed lid 41 bottom and coupling mechanism 42 lock joint each other, coupling mechanism 42 outside bottom has cup jointed knob 43, sealed lid 41 bottom is pegged graft each other with 3 tops inboards of straight tube, the inboard bottom of knob 43 and 3 threaded connection of straight tube, the one deck rubber pad has been cup jointed in the knob 43 outside, and the rubber pad outside is provided with anti-skidding line, carry out antiskid to knob 43, make things convenient for knob 43 to rotate.
Please refer to fig. 4, the utility model provides a DNA molecule test liquid nitrogen bottle convenient to it is sealed is provided here through the improvement, sealed lid 41 includes extension board 411, sealing plug 412, straight-bar 413 and draw-in groove 414, extension board 411 bottom middle part lock solid has sealing plug 412, straight-bar 413 has been welded respectively to the extension board 411 bottom left and right sides, draw-in groove 414 has been seted up to straight-bar 413 outside bottom, straight-bar 413 bottom is pegged graft each other with coupling mechanism 42, sealing plug 412 bottom is pegged graft each other with 3 top inboards of straight tube, sealing plug 412 is the toper form, and the external diameter of sealing plug 412 from top to bottom convergent, be convenient for insert sealing plug 412 to inside 3 tops of straight tube, seal it, sealing plug 412 adopts the butadiene-acrylonitrile.
Referring to fig. 5 and 6, the present invention provides a DNA molecule test liquid nitrogen bottle convenient for sealing through improvement, wherein the connection mechanism 42 includes a housing 421, a pressing plate 422, a connection rod 423, a rotation rod 424, a fixed rotation shaft 425, a fastening block 426, a polish rod 427 and a spring 428, the pressing plate 422 is embedded in the left and right sides of the housing 421, the top end of the inner side of the pressing plate 422 is welded to the connection rod 423, the inner side of the connection rod 423 is rotatably connected to the rotation rod 424 through the rotation shaft, the middle portion of the rotation rod 424 rotates along the fixed rotation shaft 425, the bottom end of the rotation rod 424 is welded to the fastening block 426, the bottom end of the inner side of the pressing plate 422 is inserted to the polish rod 427, the inner side of the polish rod 427 is fixedly connected to the housing 421, the bottom end of the inner side of the pressing plate 422 is elastically connected to the housing 421 through the spring 428, the spring 428 is, dwang 424 is the slope setting, and dwang 424 from top to bottom leanin, avoid dwang 424 to influence the insertion of straight-bar 413, fixture block 426 top is personally submitted smooth form, and fixture block 426 top surface from top to bottom leanin, extrude fixture block 426 when making straight-bar 413 insert downwards, it makes the outside extension of fixture block 426 to incline through fixture block 426 top, polished rod 427 surface is smooth form, press platen 422 inner wall and polish rod 427 laminating, and press platen 422 outside and shell 421 inner wall laminating, the removal orbit of pressing platen 422 is restricted, dwang 424, fixed pivot 425 and fixture block 426 all adopt stainless steel, hardness is high, and not fragile.
The utility model provides a DNA molecule test liquid nitrogen bottle which is convenient to seal through improvement, and the working principle is as follows;
firstly, when in use, liquid nitrogen to be stored is firstly loaded into the bottle body 1 through the straight pipe 3, the liquid nitrogen is loaded, and the straight pipe 3 needs to be sealed, when in sealing, the sealing plug 412 of the sealing cover 41 is inserted into the top end of the straight pipe 3, because the sealing plug 412 is in a conical shape, and the outer diameter of the sealing plug 412 is gradually reduced from top to bottom, the sealing plug 412 is convenient to be inserted into the top end of the straight pipe 3, the straight pipe 3 is preliminarily sealed, the liquid nitrogen is prevented from leaking, and when the sealing plug 412 is inserted, the straight rods 413 at the left side and the right side of the bottom end of the support plate 411 are inserted into the shell 421 of the connecting mechanism 42, because the rotating rods 424 are inclined from top to bottom, the rotating rods 424 are prevented from influencing the insertion of the straight rods 413, the top end surface of the fixture block 426 is smooth, the top end surface of the fixture block 426 is inclined from top, the straight rod 413 is inserted into the shell 421, the spring 428 generates elastic potential energy to push the pressing plate 422 to move outwards, the pressing plate 422 pulls the top end of the rotating rod 424 to move outwards through the connecting rod 423, the rotating rod 424 rotates along the fixed rotating shaft 425 at the middle part, the rotating rod 424 rotates to drive the clamping block 426 to be inserted into the clamping groove 414 at the outer side of the straight rod 413, then the knob 43 is rotated, the knob 43 moves downwards through the threaded fit between the knob 43 and the straight pipe 3, the knob 43 drives the connecting mechanism 42 to move downwards, the connecting mechanism 42 pulls the support plate 411 downwards through the straight rod 413, and the support plate 411 extrudes the sealing plug 412 downwards to increase the sealing effect of the sealing plug 412 on the straight pipe;
second, when the liquid nitrogen bottle is opened to needs, only need press pressing plate 422 of the connecting mechanism 42 left and right sides down, make dwang 424 rotate, break off being connected of fixture block 426 and draw-in groove 414, then upwards extract extension board 411, can open the straight tube 3 top, increase the sealed effect to the liquid nitrogen bottle, and to opening of liquid nitrogen bottle with sealed easy operation fast.
The utility model provides a DNA molecule test liquid nitrogen bottle convenient to seal through the improvement, through set up straight tube 3 at the bottle 1 top of liquid nitrogen bottle, and set up sealing device 4 at straight tube 3 top, sealing device 4 top is provided with sealed lid 41, sealed lid 41 bottom middle part seals straight tube 3 through sealing plug 412, and be provided with coupling mechanism 42 at the straight-bar 413 bottom of sealed lid 41, the outside of coupling mechanism 42 is provided with knob 43, knob 43 and straight tube 3 threaded connection, through pegging graft sealing plug 412 and straight tube 3 of sealed lid 41, and peg graft straight-bar 413 with coupling mechanism 42, carry out the lock joint fixing to straight-bar 413 through coupling mechanism 42, then rotate knob 43 and drive coupling mechanism 42 and sealed lid 41 and move down, push down the fixed to sealed lid 41, increase the sealed effect of sealing plug 412 to straight tube 3, and can break off the connection with straight-bar 413 through pressing the pressure board 422 of the both sides about pressing coupling mechanism 42, the sealing effect on the liquid nitrogen bottle is increased, and the opening and sealing operations on the liquid nitrogen bottle are simple and quick.
Claims (8)
1. A DNA molecule test liquid nitrogen bottle convenient to seal comprises a bottle body (1), wherein scale marks (2) are vertically arranged on the outer side of the bottle body (1), and a straight pipe (3) is arranged in the middle of the top end of the bottle body (1);
the method is characterized in that: still include sealing device (4), sealing device (4) are installed in straight tube (3) outside, sealing device (4) are including sealed lid (41), coupling mechanism (42) and knob (43), sealed lid (41) bottom and coupling mechanism (42) lock joint each other, knob (43) have been cup jointed to coupling mechanism (42) outside bottom, sealed lid (41) bottom is pegged graft each other with straight tube (3) top inboard, knob (43) inboard bottom and straight tube (3) threaded connection.
2. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 1, characterized in that: the sealing cover (41) comprises a support plate (411), a sealing plug (412), a straight rod (413) and a clamping groove (414), the sealing plug (412) is locked in the middle of the bottom end of the support plate (411), the straight rod (413) is welded on the left side and the right side of the bottom end of the support plate (411) respectively, the clamping groove (414) is formed in the bottom end of the outer side of the straight rod (413), the bottom end of the straight rod (413) is connected with a connecting mechanism (42) in an inserted mode, and the bottom end of the sealing plug (412) is connected with.
3. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 1, characterized in that: the connecting mechanism (42) comprises a shell (421), pressing plates (422), connecting rods (423), a rotating rod (424), a fixed rotating shaft (425), a clamping block (426), a polish rod (427) and a spring (428), the pressing plates (422) are respectively embedded into the left side and the right side of the shell (421), the top ends of the inner sides of the pressing plates (422) are welded with the connecting rods (423), the inner sides of the connecting rods (423) are rotatably connected with the rotating rod (424) through rotating shafts, the middle part of the rotating rod (424) rotates along the fixed rotating shaft (425), the bottom ends of the rotating rod (424) are welded with the clamping block (426), the bottom ends of the inner sides of the pressing plates (422) are mutually inserted into the polish rod (427), the inner sides of the polish rod (427) are fixedly connected with the shell (421), the bottom ends of the inner sides of the pressing plates (422) are elastically connected with the shell (421) through the spring (428, the left side and the right side of the top end of the shell (421) are respectively inserted into the straight rod (413), and the inner side of the clamping block (426) is buckled with the clamping groove (414).
4. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 1, characterized in that: a layer of rubber pad is sleeved on the outer side of the knob (43), and anti-skid grains are arranged on the outer side of the rubber pad.
5. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 2, characterized in that: the sealing plug (412) is in a conical shape, and the outer diameter of the sealing plug (412) is gradually reduced from top to bottom.
6. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 3, characterized in that: dwang (424) are the slope setting, and dwang (424) from top to bottom leanin.
7. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 3, characterized in that: the top end surface of the clamping block (426) is smooth, and the top end surface of the clamping block (426) is inclined inwards from top to bottom.
8. The DNA molecule test liquid nitrogen bottle convenient to seal according to claim 3, characterized in that: the surface of the polish rod (427) is smooth, the inner wall of the pressing plate (422) is attached to the polish rod (427), and the outer side of the pressing plate (422) is attached to the inner wall of the shell (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022288504.1U CN213452843U (en) | 2020-10-14 | 2020-10-14 | DNA molecule test liquid nitrogen bottle convenient to seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022288504.1U CN213452843U (en) | 2020-10-14 | 2020-10-14 | DNA molecule test liquid nitrogen bottle convenient to seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213452843U true CN213452843U (en) | 2021-06-15 |
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ID=76290942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022288504.1U Expired - Fee Related CN213452843U (en) | 2020-10-14 | 2020-10-14 | DNA molecule test liquid nitrogen bottle convenient to seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213452843U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811431A (en) * | 2022-05-24 | 2022-07-29 | 韦胜华 | Sealing assembly and silane production and conveying system applying same |
| CN115468114A (en) * | 2022-09-09 | 2022-12-13 | 南通大学 | Hydrogen energy reaction unit seals lid structure |
-
2020
- 2020-10-14 CN CN202022288504.1U patent/CN213452843U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811431A (en) * | 2022-05-24 | 2022-07-29 | 韦胜华 | Sealing assembly and silane production and conveying system applying same |
| CN114811431B (en) * | 2022-05-24 | 2023-12-26 | 上海栎智半导体科技有限公司 | Sealing assembly and silane production conveying system applying same |
| CN115468114A (en) * | 2022-09-09 | 2022-12-13 | 南通大学 | Hydrogen energy reaction unit seals lid structure |
| CN115468114B (en) * | 2022-09-09 | 2023-08-15 | 南通大学 | Sealing cover structure of hydrogen energy reaction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |