A kind of biological specimen freezer storage system
Technical field
The utility model is related to biological specimen freezer storage apparatus field, in particular to a kind of freezing of biological specimen
Storage system.
Background technology
Biological sample bank is primarily referred to as standardization and collects, processes, storing and application health and disease life also known as biobank
The large biological molecule of object, cell, tissue and organ equal samples and the clinic related to these biological specimens, pathology, treatment,
The data such as follow-up, informed consent and its quality control, information management and application system.
The long term storage of biological specimen is usually used alap temperature to reduce the biochemical reaction in sample, improves sample
The stability of various composition in this, temperature is lower, and the holding time of sample is longer.Typically freeze-stored cell is placed in test tube, examination
Pipe is placed in storage rack, is integrally placed in liquid nitrogen by storage rack, to realize the preservation steady in a long-term of sample.But sample is stored in
Be intended to integrally take out storage rack from nitrogen storage tank when taking out, access is inconvenient, and so extracts every time and all can make
The biological specimen that wouldn't be used in same storage rack also will enter room temperature environment from -150 DEG C of low temperature environment, because of violent temperature
Degree changes and affects its activity and quality.
Utility model content
The purpose of this utility model is to provide a kind of biological specimen freezer storage system, to solve prior art in access
Inconvenience, the problem for needing overall taking-up and affecting other biological sample activity.
To realize the utility model purpose, the technical scheme for adopting for:A kind of biological specimen freezer storage system, including jelly
Deposit tank, close cover, the sample storage rack in frozen tank of frozen tank;Sample storage rack includes being rotatably arranged on frozen tank
Multiple hoisting frames on interior chassis and chassis, multiple hoisting frames are circumferentially distributed along chassis, and multilayered memory is placed with hoisting frame
Box, each hoisting frame is provided with lifting grab;Cover be divided into fixed plate, access riser and maintenance riser, access riser and
Maintenance riser lower end is equipped with correspondence and is lifting the suspension hook below grab.
Further, the chassis is provided with multiple vertical clapboards of circumferentially-spaced distribution, shape between two neighboring vertical clapboard
Into the lay down area matched with hoisting frame, each hoisting frame is respectively placed in lay down area.
Further, the hoisting frame is in sector.
Further, the chassis of each lay down area is provided with hoisting frame location structure.
Further, the chassis is provided with central shaft, and in frozen tank, tank is stretched out in upper end to central shaft lower end rotating support
Cover and be connected with storage rack electric rotating machine.
Further, the lifting grab is in inverted L-shaped, and suspension hook is L-shaped, and the widthwise edge of suspension hook is located at and lifts grab widthwise edge
Lower section.
Further, the access riser and maintenance riser are respectively positioned at the both sides at cover center.
Further, the cover is provided with lifting bin, is lifted and vertical demarcation strip is provided with bin, and by separating
Plate is separated into lifting access section, maintenance lifting zone;The bin bottom of lifting access section and maintenance lifting zone offers respectively access and carries
Rise mouth, maintenance lifted mouth, and access lifted mouth and maintenance lifted mouth respectively with access riser and keep in repair riser it is corresponding fit
Match somebody with somebody;The bin for lifting access section is provided with access door, and the bin for keeping in repair lifting zone is provided with AD.
Further, the access riser and maintenance riser are connected to access hoisting mechanism and maintenance elevator
Structure.
Further, the access hoisting mechanism is automatic lifting mechanism;Maintenance hoisting mechanism is hand hoisting mechanism.
The beneficial effects of the utility model are, by the rotation on chassis, make to be fetched hoisting frame go to access and are lifted
Mouthful or maintenance lifted mouth at, hoisting frame lifted grab also corresponding sports to access riser or maintenance riser suspension hook on
While portion, lifting access riser or maintenance riser open frozen tank, also hoisting frame is promoted to into sample institute to be extracted
The storage box that layer, you can the automatic taking-out mechanism of Jing equipment takes out the storage box or by manually taking out, Ran Houti
Rise frame to decline return, frozen potting again and close, access very convenient, and avoid to extract every time and be required for taking on global storage frame
Go out, it is to avoid other biological sample undergoes violent temperature change in same storage rack, well ensure that in sample it is various into
The stability divided, it is ensured that the activity of biological specimen and quality, the holding time of biological specimen is long.
Description of the drawings
Fig. 1 is the structural representation of the biological specimen freezer storage system that the utility model is provided;
Fig. 2 is the structural representation of sample storage rack in Fig. 1;
Fig. 3 is the structural representation of hoisting frame in Fig. 2;
Fig. 4 is the structural representation in Fig. 2 on chassis;
Fig. 5 is the structural representation of cover in Fig. 1;
Fig. 6 is equipped with the structural representation of the storage system for lifting bin.
Specific embodiment
Below by specific embodiment and combine accompanying drawing the utility model is described in further detail.
Fig. 1 to Fig. 6 shows the biological specimen freezer storage system that the utility model is provided, including frozen tank 1, closing freeze
Deposit the cover 7 of tank 1, the sample storage rack 2 in frozen tank 1;Sample storage rack 2 includes being rotatably arranged in frozen tank 1
Multiple hoisting frames 4 on chassis 3 and chassis 3, multiple hoisting frames 4 are circumferentially distributed along chassis 3, are placed with multilayer on hoisting frame 4 and deposit
Storage box 5, each hoisting frame 4 is provided with lifting grab 6;Cover 7 is divided into fixed plate 8, access riser 9 and maintenance riser 10, deposits
Take riser 9 and maintenance riser 10 lower end is equipped with correspondence and is lifting the suspension hook 11 below grab 6.
On hoisting frame 4 correspondence the storage box 5 be respectively provided on two sides with carry the storage box 5 shelve bar 12, form freezer storage
Frame entirety, chassis 3 is provided with multiple vertical clapboards 13 of circumferentially-spaced distribution, is formed and hoisting frame between two neighboring vertical clapboard 13
The lay down area of 4 matchings, each hoisting frame 4 is respectively placed in lay down area.In sector, corresponding lay down area is also sector to hoisting frame 4,
Hoisting frame 4 is located on chassis 3, and is separated by vertical clapboard 13, while vertical clapboard 13 also has lifting guide effect.Circular puts
It can be in also the multilayer dissipated to outer rim from center to put area, form concentric Multi-layered wound, increase amount of storage.
The chassis 3 of each lay down area is provided with hoisting frame location structure, spacing on chassis 3 for hoisting frame 4, can be
Guide positioning pin 14, hoisting frame 4 is provided with the location hole matched with guide positioning pin 14, and the top of guide positioning pin 14 is circular cone
Shape, facilitates the smooth dropping place of hoisting frame;Can also open up location hole, hoisting frame 4 on chassis 3 to arrange guide positioning pin;Carry
Rise frame location structure and can also be the location structures such as lifting gib block, again liftable is oriented to while positioning.
Chassis 3 is provided with central shaft 15, and the lower end rotating support of central shaft 15 in frozen tank 1, stretch out cover 7 and connect by upper end
Storage rack electric rotating machine 16 is connected to, the lower end of central shaft 15 arranges bearing and bearing block, and bearing block is in the bottom of frozen tank 1, storage rack rotation
Rotating motor 16 drives the hoisting frame 4 above chassis 3 and chassis 3 to rotate by central shaft 15, and storage rack electric rotating machine 16 can be arranged
Manual actuation handle, it is convenient manually in device external manually rotated sample storage rack 2.
It is in inverted L-shaped to lift grab 6, and suspension hook 11 is L-shaped, and the widthwise edge of suspension hook 11 is located at the lower section for lifting the widthwise edge of grab 6,
So neither affect rotating against between the two, the cooperation castering action be capable of achieving to rotate against in place again after.Lifting grab 6 can
Three are arranged, the L openings of at least one lifting grab 6 are peripheral towards chassis 3 towards the center of chassis 3, at least one L openings,
Accordingly, suspension hook 11 is also provided with three, opening direction respectively with lift the relative engagement one by one of grab 6.
Access riser 9 and maintenance riser 10 access and keep in repair relatively separate respectively positioned at the both sides at the center of cover 7,
Convenient operation.Cover 7 is provided with lifting bin, is lifted in bin and is provided with vertical demarcation strip 17, and is separated by demarcation strip 17
Into lifting access section, maintenance lifting zone;The bin bottom for lifting access section and maintenance lifting zone offers respectively access lifting mouth, dimension
Repair lifting mouth, and access lift mouth and maintenance lifted mouth respectively with access riser 9 and keep in repair the corresponding adaptation of riser 10;Carry
The bin for rising access section is provided with access door 18, and the bin for keeping in repair lifting zone is provided with AD 19, and access door 18 is lifting slide.Carry
Hoisting frame 4 is lifted environment and is also completely cut off with extraneous room temperature by liter bin, and control is in low temperature environment in bin, it is ensured that the matter of biological specimen
Amount, the roof of bin, side wall, diapire and demarcation strip 17 include inner layer metal plate, outer metal plates and positioned between the two
Layer of polyurethane, plays good insulation effect.
Access riser 9 and maintenance riser 10 are connected to access hoisting mechanism 20 and maintenance hoisting mechanism 21, deposit
Hoisting mechanism 20 is taken for automatic lifting mechanism;Maintenance hoisting mechanism 21 is hand hoisting mechanism.Maintenance hoisting mechanism 21 includes rope
Rope, rotating support are in the rocking handle of the driving wheel and driving wheel connection for keeping in repair lifting zone bottom, located at the cunning on maintenance lifting zone top
Wheel;Maintenance riser 10 is provided with enhancing ring, and one end of rope is connected to driving wheel, and other end Jing pulleys are connected to enhancing ring.
By artificial shake rocking handle, driving wheel is rotated, maintenance riser 10 is lifted, drive hoisting frame 4 to lift.Access hoisting mechanism 20
Including riser, be fixed on riser vertical rails, slide located at vertical rails lift arm, rotate respectively located at riser top and
Two sprocket wheels of bottom, the chain engaged on two sprocket wheels;Fastener, lift arm and fastener are fixed with side chain between two sprocket wheels
It is fixedly connected, when sprocket wheel drives chain to move, lift arm realizes that lifting drives hoisting frame 4 to lift, while be oriented to by vertical rails,
Fastener has the gear shaping in insertion chain link plate, conveniently by the gap in chain link come fixed fastener, access the He of hoisting mechanism 20
Maintenance hoisting mechanism 21 can also adopt other elevating mechanisms.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, there can be various modifications and variations in spirit of the present utility model and principle, these equivalents
Modification or replacement etc., are all contained within protection domain of the present utility model.