CN208217862U - A kind of suction tube device - Google Patents
A kind of suction tube device Download PDFInfo
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- CN208217862U CN208217862U CN201820685133.0U CN201820685133U CN208217862U CN 208217862 U CN208217862 U CN 208217862U CN 201820685133 U CN201820685133 U CN 201820685133U CN 208217862 U CN208217862 U CN 208217862U
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- rack gear
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Abstract
A kind of suction tube device, comprising: pedestal；Rack bush is arranged in pedestal, and the one side wall that rack bush is located in pedestal sets opening；Rack gear is hollow structure, and one side sets dentalation along its length；Rack gear is arranged in the rack bush, and dentalation corresponds to rack bush upper opening, and a side opening of corresponding pedestal；Guide groove corresponds to through-hole on rack bush, and sets a locating part and be inserted in rack gear guide groove from rack bush through-hole；Upper end of the rack connects a gas-tpe fitting；Rack housing is sheathed on and exposes to rack gear top；Rack housing one side wall sets strip through-hole；Worm gear reducer motor, is set to pedestal side opening, and output end sets a gear, is engaged with rack；Connect cover is sheathed on outside the rack gear for stretching out pedestal；Suction head component is connected to rack gear bottom end；Suction pipe keeps clamping mechanism, is sheathed on outside rack gear lower part and Suction head component；Outer tube is sheathed on the suction pipe and keeps outside clamping mechanism, and the upper end is connected to connect cover.
Description
Technical field
The utility model belongs to the technical field that cryopreservation tube is drawn or stored, in particular to a kind of suction tube device.
Background technique
Currently, automatic operation has been realized in the access of biological sample cryopreservation tube, and vacsorb take Guan Shijing frequently with
Mode.Conventional pipe device of singly drawing includes a tube body, the suction nozzle below tube body, and tube body side is equipped with gas-tpe fitting, gas
The pumping of pipe fitting side realizes the absorption function of cryopreservation tube so that cryopreservation tube is sucked in suction nozzle, but conventional takes pipe device cannot
Realization extracts movement to deeper cryopreservation tube, singly draws that tube efficiency is not high, and the cryopreservation tube extracted can make sample sudden and violent
It is exposed at room temperature environment, the acute variation of temperature can cause to damage to biological sample.
The above common Qu Guan mechanism can not achieve rapidly extracting cryopreservation tube, take tube efficiency lower, and during taking pipe
The normal temperature environment exposure of biological sample easily causes to damage to biological sample.
Summary of the invention
The purpose of this utility model is that designing a kind of suction tube device, rapidly extracting cryopreservation tube is solved the problems, such as, while real
The cold insulation problem of cryopreservation tube during existing transfer not only has the function of single only extraction cryopreservation tube quickly and effectively, but also reduces
Cryopreservation tube is exposed to the danger in room temperature environment, improves the efficiency of cryopreservation tube access, reduces security risk.
In order to achieve the above objectives, the technical solution of the utility model is:
A kind of suction tube device comprising: pedestal, be a body structure, one side opening, and, top surface, bottom surface correspondence open
If through-hole；Rack bush is arranged in the base top surface, in the through-hole of bottom surface, and rack bush upper end, which is set, is resisted against the pedestal top
The step in face, the one side wall that rack bush is located in pedestal set opening, and another side wall of opposed open sets a through-hole；Rack gear is
Hollow structure, one side set dentalation along its length, and the opposite other side sets guide groove along its length；Rack gear is arranged in institute
It states in rack bush, dentalation corresponds to the rack bush upper opening, and a side opening of the corresponding pedestal；Guide groove pair
Through-hole on rack bush is answered, and sets a locating part and is inserted in rack gear guide groove from rack bush through-hole；Upper end of the rack connects a tracheae
Connector；Rack housing is the tube body of a lower ending opening, is sheathed on the rack gear top for exposing to the pedestal；Rack housing one side wall
Strip through-hole is set along its length, and the gas-tpe fitting other end stretches out the strip through-hole；Worm gear reducer motor passes through a peace
Dress seat is set to pedestal side opening；Worm gear reducer motor output end sets a gear, the gear at pedestal opening with
The rack gear engagement；Connect cover is sheathed on outside the rack gear for stretching out the pedestal；Suction head component, including suction nozzle are connected to described
Rack gear bottom end；Suction pipe keeps clamping mechanism, including, casing is sheathed on outside the rack gear lower part and Suction head component；Sleeve side walls edge
Three strip-shaped holes, the two sides projection blend stop of each strip-shaped hole circumferentially are all provided with, blend stop upper end sets fixed groove, two blend stop tops
Correspondence sets connecting hole；Three connecting rod card-bit parts are divided into the blend stop of corresponding three strip-shaped holes of described sleeve pipe, on connecting rod card-bit part
End surface and top respectively correspond blend stop top fixed groove, connecting hole sets groove and connection through-hole, connecting rod card-bit part lower end
If anti-avulsion hook portion, it can hook and freeze bottom of the tube on drawing, prevent cryopreservation tube from falling off；Connecting rod card-bit part by pin shaft, circlip and
Connection through-hole cooperation is pivotally connected to the blend stop of casing strip-shaped hole two sides, and by ring spring and blend stop top fixed groove and company
Three connecting rod card-bit part tops are limited in casing top by the cooperation of bar card-bit part groove；Outer tube is sheathed on described sleeve pipe and three
Outside a connecting rod card-bit part, the upper end is connected to the connect cover, and lower end sets a bottom buckle with through-hole.
Preferably, the Suction head component includes suction nozzle movable axis, is a hollow shaft, and upper part outer wall sets a fixed step,
Suction nozzle movable axis upper end corresponds to the rack gear lower end；Suction nozzle fixing sleeve is sheathed on the rack gear lower end and suction nozzle movable axis
Outside portion, projection step above and below suction nozzle fixing sleeve inner wall, and step is fixed with rack gear lower end and suction nozzle movable axis external wall of upper portion respectively
Cooperation；Suction nozzle is sheathed on outside suction nozzle movable axis lower end, and, step is set in the middle part of suction nozzle inner wall；Buffer spring is sheathed on institute
It states outside suction nozzle movable axis lower end, upper and lower side is born against in suction nozzle fixing sleeve lower end surface and suction nozzle inner wall middle bench.
Preferably, the outer tube is connected to the connect cover by a connector sleeve.
Preferably, the outer wall of rack housing strip through-hole side sets upper and lower limits respectively up and down, with this for incuding and limiting
Rack gear processed moves up and down.
Preferably, the inner wall of the outer tube is equipped with thermal insulation material, and the thermal insulation material is PIR, PUR, reduces and freezes
Pipe is exposed to the danger in room temperature environment, and the cryopreservation tube of absorption is in outer tube, since outer sleeve inner wall is equipped with thermal insulation material,
Therefore be not directly in room temperature environment, the damage for reducing cryopreservation tube biological sample is dangerous.
Preferably, further include connecting sleeve, be sheathed on and stretch out on the rack bush under pedestal, in the connect cover
End is connected to the outer lower part of the connecting sleeve.
The utility model makes suction nozzle have suction by the external compressor of gas-tpe fitting, by hollow rack gear, thus real
Now draw cryopreservation tube function.
The utility model is rotated by worm gear reducer motor driven gear, is moved upwardly or downwardly for band carry-over bar, real
Now the cryopreservation tube of absorption is promoted or lowering action, realization solve the problems, such as rapidly extracting cryopreservation tube.
Outer tube keeps positioner to be sheathed on the suction nozzle buffer unit, the cryopreservation tube drawn for suction nozzle buffer unit
Clamping function in positioner is kept into outer tube, when gas-tpe fitting is died, cryopreservation tube is not fallen out, and is played certain safety and is protected
Barrier reduces security risk.
The beneficial effects of the utility model
The utility model not only has the function of single only extraction cryopreservation tube quickly and effectively, but also reduces cryopreservation tube and be exposed to
Danger in room temperature environment improves the efficiency of cryopreservation tube access, reduces security risk.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model embodiment；
Fig. 2 is the top view of the utility model embodiment；
Fig. 3 is the A-A cross-sectional view of Fig. 2；
Fig. 4 is stereo decomposing Fig. 1 of the utility model embodiment；
Fig. 5 is stereo decomposing Fig. 2 of the utility model embodiment；
Fig. 6 is the perspective view of suction nozzle buffer unit in the utility model embodiment；
Fig. 7 is the stereogram exploded view of suction nozzle buffer unit in the utility model embodiment.
Specific embodiment
Referring to FIG. 1 to FIG. 7, a kind of suction tube device of the utility model comprising:
Pedestal 1, be a body structure, one side opening 101, and, top surface 102, bottom surface 103 correspondence opens up through-hole；
Rack bush 2 is arranged in 1 top surface 102 of pedestal, in 103 through-hole of bottom surface, and 2 upper end of rack bush, which is set, to be resisted against
The step 21 of 1 top surface of pedestal, the one side wall that rack bush 2 is located in pedestal 1 set opening 22, the other side of opposed open 22
Wall sets a through-hole 23；
Rack gear 3 is hollow structure, and one side sets dentalation 31 along its length, and the opposite other side is along its length
If guide groove 32；Rack gear 3 is arranged in the rack bush 2, and dentalation 31 corresponds to 2 upper opening 22 of rack bush, and
One side opening of the corresponding pedestal 1；Through-hole 23 on the corresponding rack bush 2 of guide groove 32, and a locating part 4 is set from rack bush 2
Through-hole 23 is inserted in 3 guide groove 32 of rack gear, opposite, and 1 another side 104 of pedestal sets the through-hole being inserted into for locating part 4；Rack gear
3 upper ends connect a gas-tpe fitting 5；
Rack housing 6 is the tube body of a lower ending opening, is sheathed on 3 top of rack gear for exposing to the pedestal 1；Rack housing 6
One side wall sets strip through-hole 61 along its length, and 5 other end of gas-tpe fitting stretches out the strip through-hole 61；Under rack housing 6
End connection 2 upper end of rack bush；
Worm gear reducer motor 7 is set at 1 one side opening 101 of pedestal by a mounting base 71；Worm gear reducer motor
7 output ends set a gear 8, which engages at pedestal opening 101 with the rack gear 3；
Connect cover 9 is sheathed on and stretches out outside the rack gear 3 under the pedestal 1；
Suction head component 10, including suction nozzle 1001 are connected to 3 bottom end of rack gear；
Suction pipe keeps clamping mechanism 11, including,
Casing 111 is sheathed on outside 3 lower part of rack gear and Suction head component 10；111 side wall of casing is circumferentially all provided with three items
Shape hole 1111, the two sides projection blend stop 1112,1112 ' of each strip-shaped hole 1111 (by taking strip-shaped hole 1111 as an example, similarly hereinafter), blend stop
1112,1112 ' upper ends set fixed groove 11121,11121 ', and two blend stops 1112,1112 ' tops correspondence set connecting hole
11122,11122'；
Three connecting rod card-bit parts 112 are divided into the blend stop 1112,1112 ' of corresponding 111 3 strip-shaped holes 1111 of described sleeve pipe
It is interior, 112 upper end of connecting rod card-bit part and top respectively corresponds 1112 top fixed groove 11121 of blend stop, connecting hole 11122 is set
Groove 1121 and connection through-hole 1122,112 lower end of connecting rod card-bit part set anti-avulsion hook portion 1123, can hook the cryopreservation tube on drawing
100 bottoms prevent cryopreservation tube 100 from falling off；Connecting rod card-bit part 112 is cooperated by pin shaft 113, circlip 114 and connection through-hole 1122
It is pivotally connected to the blend stop 1112 of 111 strip-shaped hole of casing, 1111 two sides, and by 1112 top anchor of ring spring 115 and blend stop
Three connecting rod card-bit part tops are limited in 111 top of casing by slot 11121 and the cooperation of 112 groove 1121 of connecting rod card-bit part；
Outer tube 12 is sheathed on outside described sleeve pipe 111 and three connecting rod card-bit parts 112, and the upper end is connected to the connection
Cover 9, lower end sets a bottom buckle 13 with through-hole.
Preferably, the Suction head component 10 includes,
Suction nozzle movable axis 1002, is a hollow shaft, and upper part outer wall sets a fixed step 10021, suction nozzle movable axis 1002
Upper end corresponds to 3 lower end of rack gear；
Suction nozzle fixing sleeve 1003 is sheathed on outside 3 lower end of rack gear and 1002 top of suction nozzle movable axis, suction nozzle fixing sleeve
Projection step 10031,10032 above and below 1003 inner walls, and fixed respectively with 3 lower end of rack gear and 1002 external wall of upper portion of suction nozzle movable axis
Step 10021 cooperates；
Suction nozzle 1001 is sheathed on outside 1002 lower end of suction nozzle movable axis, and, step is set in the middle part of 1001 inner wall of suction nozzle
10011；
Buffer spring 1004 is sheathed on outside 1002 lower end of suction nozzle movable axis, and upper and lower side is born against in the suction
Head 1003 lower end surface of fixing sleeve and 1001 inner wall middle bench 10011 of suction nozzle.
Preferably, the outer tube 12 is connected to the connect cover 9 by a connector sleeve 14.
Preferably, the outer wall of 6 strip through-hole of rack housing, 61 side sets upper and lower limits 15,15 ' respectively up and down, is used with this
It is moved up and down in incuding and limiting rack gear 3.
Preferably, the inner wall of the outer tube 12 is equipped with thermal insulation material, and the thermal insulation material is PIR, PUR.
Preferably, further include connecting sleeve 16, be sheathed on and stretch out on the rack bush 2 under pedestal 1, the connection
It covers 9 upper ends and is arranged and be connected to the outer lower part of connecting sleeve 16.
The extraction work of cryopreservation tube, external first to have a gas air exhauster to be similar to air compressor machine, air compressor machine is equipped with one
Rubber tube and with gas-tpe fitting connect, for being evacuated into rack gear, realize the absorption of cryopreservation tube；It is external simultaneously to be additionally provided with a machine
Tool arm or mobile row frame further include external main controller and electricly connect with mechanical arm or mobile row frame, suction tube device one end with
Mechanical arm or mobile row frame are fixedly connected and are electrically connected, and main controller control mechanical arm or mobile row frame are moved to liquid to be drawn
Above nitrogen tank, multiple aluminum pipes are placed in liquid nitrogen container, are equipped with multiple cryopreservation tubes in aluminum pipe, when mechanical arm or mobile row frame are with suction pipe
When device is moved to right above liquid nitrogen container, controller starts the rotation of worm gear reducer motor-driven gear, and band carry-over bar moves downward,
When suction nozzle is moved to cryopreservation tube top and lower limit senses that rack gear drops to lower position, worm gear reducer motor stops, empty
Press starts and passes through rubber tube to be evacuated to gas-tpe fitting, so that cryopreservation tube is adsorbed on suction nozzle, worm gear reducer motor opens again
Dynamic reversion, the cryopreservation tube that rack gear carries absorption moves upwards, and cryopreservation tube is moved in casing, when upper limit detects tooth
When the upper extreme point of item is moved to upper limit position, the stalling of worm gear reducer motor, controller can pass through control mechanical arm or shifting at this time
Dynamic row frame is moved to the region for needing to store with suction tube device, and the extraction work of cryopreservation tube can be completed.
Claims (7)
1. a kind of suction tube device characterized by comprising
Pedestal, be a body structure, one side opening, and, top surface, bottom surface correspondence opens up through-hole；
Rack bush is arranged in the base top surface, in the through-hole of bottom surface, and rack bush upper end, which is set, is resisted against the base top surface
Step, the one side wall that rack bush is located in pedestal set opening, and another side wall of opposed open sets a through-hole；
Rack gear is hollow structure, and one side sets dentalation along its length, and the opposite other side sets guide groove along its length；
Rack gear is arranged in the rack bush, and dentalation corresponds to the rack bush upper opening, and the one of the corresponding pedestal
Side opening；Guide groove corresponds to through-hole on rack bush, and sets a locating part and be inserted in rack gear guide groove from rack bush through-hole；On rack gear
One gas-tpe fitting of end connection；
Rack housing is the tube body of a lower ending opening, is sheathed on the rack gear top for exposing to the pedestal；Rack housing one side wall edge
Length direction sets strip through-hole, and the gas-tpe fitting other end stretches out the strip through-hole；
Worm gear reducer motor is set to pedestal side opening by a mounting base；Worm gear reducer motor output end sets one
Gear, the gear engage at pedestal opening with the rack gear；
Connect cover is sheathed on outside the rack gear for stretching out the pedestal；
Suction head component, including suction nozzle are connected to the rack gear bottom end；
Suction pipe keeps clamping mechanism, including,
Casing is sheathed on outside the rack gear lower part and Suction head component；Sleeve side walls are circumferentially all provided with three strip-shaped holes, each bar shaped
The two sides projection blend stop in hole, blend stop upper end set fixed groove, and two blend stop tops correspondence sets connecting hole；
Three connecting rod card-bit parts are divided into the blend stop of corresponding three strip-shaped holes of described sleeve pipe, connecting rod card-bit part upper end and
Top respectively corresponds blend stop top fixed groove, connecting hole sets groove and connection through-hole, and connecting rod card-bit part lower end sets locking hook
Portion can hook and freeze bottom of the tube on drawing, prevent cryopreservation tube from falling off；Connecting rod card-bit part passes through pin shaft, circlip and connection through-hole
Cooperation is pivotally connected to the blend stop of casing strip-shaped hole two sides, and by ring spring and blend stop top fixed groove and connecting rod card-bit part
Three connecting rod card-bit part tops are limited in casing top by groove cooperation；
Outer tube is sheathed on outside described sleeve pipe and three connecting rod card-bit parts, and the upper end is connected to the connect cover, and lower end sets one
Bottom buckle with through-hole.
2. suction tube device as described in claim 1, which is characterized in that the Suction head component includes,
Suction nozzle movable axis is a hollow shaft, and upper part outer wall sets a fixed step, and suction nozzle movable axis upper end corresponds to the rack gear
Lower end；
Suction nozzle fixing sleeve is sheathed on outside the rack gear lower end and suction nozzle movable axis top, projection platform above and below suction nozzle fixing sleeve inner wall
Rank, and cooperate respectively with rack gear lower end and the fixed step of suction nozzle movable axis external wall of upper portion；
Suction nozzle is sheathed on outside suction nozzle movable axis lower end, and, step is set in the middle part of suction nozzle inner wall；
Buffer spring is sheathed on outside suction nozzle movable axis lower end, and upper and lower side is born against in suction nozzle fixing sleeve lower end
Face and suction nozzle inner wall middle bench.
3. suction tube device as described in claim 1, which is characterized in that the outer tube is connected to the company by a connector sleeve
Connect cover.
4. suction tube device as described in claim 1, which is characterized in that the outer wall of rack housing strip through-hole side is distinguished up and down
If upper and lower limits.
5. suction tube device as claimed in claim 1 or 3, which is characterized in that the inner wall of the outer tube is equipped with thermal insulation material.
6. suction tube device as described in claim 1, which is characterized in that further include connecting sleeve, be sheathed on and stretch out under pedestal
The rack bush on, the connect cover upper end is connected to the outer lower part of the connecting sleeve.
7. suction tube device as claimed in claim 5, which is characterized in that the thermal insulation material is PIR, PUR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685133.0U CN208217862U (en) | 2018-05-09 | 2018-05-09 | A kind of suction tube device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685133.0U CN208217862U (en) | 2018-05-09 | 2018-05-09 | A kind of suction tube device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208217862U true CN208217862U (en) | 2018-12-11 |
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ID=64510900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820685133.0U Active CN208217862U (en) | 2018-05-09 | 2018-05-09 | A kind of suction tube device |
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| Country | Link |
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| CN (1) | CN208217862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894791A (en) * | 2021-01-28 | 2021-06-04 | 苏州贝康医疗器械有限公司 | A freeze and deposit pipe and get a tub device for deep microthermal |
-
2018
- 2018-05-09 CN CN201820685133.0U patent/CN208217862U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894791A (en) * | 2021-01-28 | 2021-06-04 | 苏州贝康医疗器械有限公司 | A freeze and deposit pipe and get a tub device for deep microthermal |
| CN112894791B (en) * | 2021-01-28 | 2022-08-05 | 苏州贝康医疗器械有限公司 | A freeze and deposit pipe and get a tub device for deep microthermal |
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