CN207444135U - A kind of sperm freezing control box - Google Patents

Abstract

The utility model discloses a kind of sperm freezing control boxs, including babinet, the babinet right end is installed with fixed frame, fixed frame upper end right end is equipped with motor, the motor left end is connected with shaft, the shaft left end is socketed with gear, the gear rear end is engaged with rack, the rack bottom is installed with sperm apparatus for placing by connecting rod, the sperm apparatus for placing side wall is installed with sliding block, the cabinets cavity top is installed with upper fixing element, fixed part center bottom is installed with lower fixing piece by elastic connecting pipe, the elastic rubber pipe madial wall is provided with sliding groove, floating drum is installed at left and right sides of the lower fixing piece bottom, the cabinets cavity bottom is equipped with liquid nitrogen placed cavity.The utility model ensure that sperm apparatus for placing is put into the in vivo stability of case, achieved the effect that liquid-proof azotorrhea goes out by setting lower fixing piece, floating drum and elastic connecting pipe.

Description

A kind of sperm freezing control box

Technical field

The utility model is related to the field of medical instrument technology, are specially a kind of sperm freezing control box.

Background technology

Sperm cryopreservation is a very important component in assisted reproduction, the freezing of sperm overcome space and The limitation of time provides strong supporting role for infertile, sterility treatment, but the freezing of sperm and preservation are both needed to Special equipment to be used to carry out, and the refrigerating process of sperm is completed using programmed cooling instrument, during which need expensive equipment conduct It supports, and the consumption of liquid nitrogen is excessive, while the requirement to experiment condition is also quite harsh, which limits some without special The work of the medical institutions of industry sperm freezing equipment is carried out；At present, the freezing of sperm passes through mostly in a manner that liquid nitrogen is fumigated Change the distance of sperm and liquid nitrogen liquid level, to realize the purpose of frozen sperm, but in existing sperm freezing equipment, mostly all It is that sperm is put into the freezing equipment of specialty to carry out directly freezed, there is no do accordingly for liquid nitrogen fumigating system frozen sperm It improves, equipment can only place in the lab, it has not been convenient to it carries, it is complicated for operation, it makes troubles to the freezing of sperm.Also, one When using liquid nitrogen frozen, usually liquid nitrogen is spilt a little sperm freezing control boxs caused by rocking in transportational process.For this purpose, we It is proposed a kind of sperm freezing control box.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of sperm freezing control box Problem.

To achieve the above object, the utility model provides following technical solution：A kind of sperm freezing control box, including case Body, the babinet right end are installed with fixed frame, and fixed frame upper end right end is equipped with motor, and the motor left end is connected with Shaft, the shaft left end are socketed with gear, and the gear rear end is engaged with rack, and the rack bottom is fixed by connecting rod Sperm apparatus for placing is installed, sperm collection pipe, the sperm apparatus for placing upper end hinge are equipped in the sperm apparatus for placing Lid is connected with, is equipped with observation window in the middle part of the lid, the sperm apparatus for placing side wall is installed with sliding block, the babinet Upper center is provided with feed inlet, and the feed inlet left and right ends are provided with sliding slot, the fixed peace in sliding slot left and right ends inner end Equipped with electric telescopic rod, the electric telescopic rod inner end is installed with cover board, and the cabinets cavity top is installed with Fixing piece, fixed part middle part are provided with conveying mouth, and fixed part center bottom passes through elastic connecting pipe and fixes peace Equipped with lower fixing piece, lower conveying mouth is provided in the middle part of the lower fixing piece, fixed part and lower fixing piece left and right ends are logical It crosses spring to be fixedly connected, the elastic connecting pipe includes retainer ring and elastic rubber pipe, and the elastic rubber pipe madial wall is provided with Sliding groove, the lower fixing piece bottom left and right sides are installed with floating drum, and the floating drum front side wall is equipped with scale, the case Intracoelomic cavity bottom is equipped with liquid nitrogen placed cavity, and the liquid nitrogen placed cavity left end is equipped with inlet.

Preferably, the outer diameter of the sperm apparatus for placing is less than the internal diameter of feed inlet, and the quantity of the sliding block is no less than four A, circular array is arranged in sperm apparatus for placing side wall.

Preferably, the shape size all same of fixed part and lower fixing piece, and upper fixing element and lower fixing piece Outer diameter is identical with the internal diameter of babinet, and the internal diameter of the upper conveying mouth and lower conveying mouth is equal with the internal diameter of feed inlet, and on The position of conveying mouth, lower conveying mouth and feed inlet vertically corresponds to.

Preferably, there are two the quantity of the retainer ring, the upper and lower ends of elastic rubber pipe are respectively and fixedly installed to, it is described Elastic rubber bore is equal with the internal diameter of upper conveying mouth and lower conveying mouth, and upper conveying mouth and lower conveying mouth pass through elastic rubber Pipe connects.

Preferably, the position of the sliding groove and the position of sliding block are corresponding up and down, and the internal diameter of sliding groove is slightly larger than sliding block Internal diameter.

Preferably, the buoyancy of the floating drum is consistently greater than the elastic force of the generation of spring and the gravity of lower fixing piece.

Preferably, the babinet is transparent vacuum thermal insulation housing.

Compared with prior art, the beneficial effects of the utility model are：This kind of sperm freezing control box, head hoop are worn elastic It is suitble to, size pressure is suitable, is more bonded head, and cap is worn comfortable.

Description of the drawings

Fig. 1 is the sectional view of the utility model；

Fig. 2 is the sectional view of the utility model elastic connecting pipe；

Fig. 3 is the top view of the utility model sperm apparatus for placing.

In figure：1 fixed frame, 2 motors, 21 shafts, 22 gears, 3 racks, 31 connecting rods, 4 sperm apparatus for placing, 41 sperms Collection tube, 42 lids, 43 observation windows, 44 sliding blocks, 5 babinets, 51 feed inlets, 52 sliding slots, 521 electric telescopic rods, 522 cover boards, on 6 Fixing piece, conveying mouth, 62 springs, 7 elastic connecting pipes, 71 retainer rings, 72 elastic rubber pipes, 721 sliding grooves, 8 times fixations on 61 Part, 81 times conveying mouths, 82 floating drums, 83 scales, 9 liquid nitrogen placed cavities, 91 inlets.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of sperm freezing control box, including babinet 5, The babinet 5 is transparent vacuum thermal insulation housing.1 right end of babinet is installed with fixed frame 1, and 1 upper end of fixed frame is right End is equipped with motor 2, and 2 left end of motor is connected with shaft 21, and 21 left end of shaft is socketed with gear 22, after the gear 22 End is engaged with rack 3, and 3 bottom of rack is installed with sperm apparatus for placing 4 by connecting rod 31, and motor 2 passes through shaft 21 band moving gears 22 rotate, so as to move up and down the sperm apparatus for placing 4 for enabling and being placed with sperm collection pipe 41 with carry-over bar 3 Enough move up and down.The outer diameter of the sperm apparatus for placing 4 is less than the internal diameter of feed inlet 51, and the quantity of the sliding block 44 is no less than four A, circular array is arranged in 4 side wall of sperm apparatus for placing.Sperm collection pipe 41 is equipped in the sperm apparatus for placing 4, it is described 4 upper end hinge connection of sperm apparatus for placing has lid 42, and 42 middle part of lid is equipped with observation window 43, can by observation window 43 Observe sperm freezing situation in mirror collection tube 41.4 side wall of sperm apparatus for placing is installed with sliding block 44, the case 1 upper center of body is provided with feed inlet 51, and 51 left and right ends of feed inlet are provided with sliding slot 52, in 52 left and right ends of sliding slot End is installed with electric telescopic rod 521, the model JF-TGA-50 of the electric telescopic rod 521, the electric telescopic rod 521 inner ends are installed with cover board 522, and electric telescopic rod 521 can control cover board 522 to open and be closed.5 inner cavity of the babinet top End is installed with upper fixing element 6, and fixed 6 middle part of part is provided with conveying mouth 61, and fixed 6 center bottom of part is led to It crosses elastic connecting pipe 7 and is installed with lower fixing piece 8, lower 8 middle part of fixing piece is provided with lower conveying mouth 81, fixed part 6 and the shape size all same of lower fixing piece 8, and the outer diameter of upper fixing element 6 and lower fixing piece 8 is identical with the internal diameter of babinet 5, The internal diameter of the upper conveying mouth 61 and lower conveying mouth 81 is equal with the internal diameter of feed inlet 51, and upper conveying mouth 61, lower conveying mouth 81 and the position of feed inlet 51 vertically correspond to, sperm apparatus for placing 4 can pass sequentially through feed inlet 51, upper conveying mouth 61 and under it is defeated Material mouth 81.Fixed part 6 is fixedly connected with lower 8 left and right ends of fixing piece by spring 62, and the elastic connecting pipe 7 wraps Retainer ring 71 and elastic rubber pipe 72 are included, there are two the quantity of the retainer ring 71, is respectively and fixedly installed to elastic rubber pipe 72 Upper and lower ends, 72 internal diameter of elastic rubber pipe is equal with the internal diameter of upper conveying mouth 61 and lower conveying mouth 81, and upper conveying mouth 61 are connected with lower conveying mouth 81 by elastic rubber pipe 72.72 madial wall of elastic rubber pipe is provided with sliding groove 721, the cunning The position of dynamic slot 721 and the position of sliding block 44 are corresponding up and down, and the internal diameter of sliding groove 721 is slightly larger than the internal diameter of sliding block 44, sperm The sliding block 44 of 4 side wall of apparatus for placing will glide along the sliding groove 721 of elastic rubber pipe 72, be put from lower conveying mouth 81 into liquid nitrogen Put chamber 9.Floating drum 82 is installed at left and right sides of 8 bottom of lower fixing piece, 82 front side wall of floating drum is equipped with scale 83, The buoyancy of the floating drum 82 is consistently greater than the elastic force of the generation of spring 62 and the gravity of lower fixing piece 8, and floating drum 82 can be in liquid nitrogen Liquid level floats, and so as to avoid overflowing when liquid nitrogen is excessive, plays no-spill effect, it is also possible that even if control box is sent out Liquid nitrogen will not be spilt when life is rocked or hit.5 intracavity bottom of babinet is equipped with liquid nitrogen placed cavity 9, and the liquid nitrogen is placed 9 left end of chamber is equipped with inlet 91.

Operation principle：

First, liquid nitrogen is first injected from inlet 91 to 9 inner cavity of liquid nitrogen placed cavity, stops note when liquid nitrogen covers floating drum 82 Enter, the buoyancy of floating drum 82 at this moment will balance each other with the gravity of the elastic force of spring 62 and lower fixing piece 8；

Afterwards, motor 2 is started, motor 2 is rotated by shaft 21 with moving gear 22, is made so as to be moved up and down with carry-over bar 3 The sperm apparatus for placing 4 of sperm collection pipe 41, which must be placed with, to be moved up and down；

Then, electric telescopic rod 521 is started, electric telescopic rod 521 will drive cover board 522 to open so that sperm places dress 7 inner cavity of elastic connecting pipe, at this moment, the cunning of 4 side wall of sperm apparatus for placing can be entered from feed inlet 51 along upper conveying mouth 61 by putting 4 Block 44 will glide along the sliding groove 721 of elastic rubber pipe 72, enter liquid nitrogen placed cavity 9 from lower conveying mouth 81；

Finally, by observing scale 83, sperm apparatus for placing 4 is waited to stop motor 2 when covering liquid nitrogen completely, passes through observation Window 43 observes sperm freezing situation, motor 2 is again started up after to be frozen, sperm apparatus for placing 4 is driven to take out.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of sperm freezing control box, including babinet（5）, it is characterised in that：The babinet（5）Right end is installed with fixation Frame（1）, the fixed frame（1）Upper end right end is equipped with motor（2）, the motor（2）Left end is connected with shaft（21）, the shaft （21）Left end is socketed with gear（22）, the gear（22）Rear end is engaged with rack（3）, the rack（3）Bottom passes through connection Bar（31）It is installed with sperm apparatus for placing（4）, the sperm apparatus for placing（4）It is interior to be equipped with sperm collection pipe（41）, it is described Sperm apparatus for placing（4）Upper end hinge connection has lid（42）, the lid（42）Middle part is equipped with observation window（43）, the sperm Apparatus for placing（4）Side wall is installed with sliding block（44）, the babinet（1）Upper center is provided with feed inlet（51）, the charging Mouthful（51）Left and right ends are provided with sliding slot（52）, the sliding slot（52）Left and right ends inner end is installed with electric telescopic rod （521）, the electric telescopic rod（521）Inner end is installed with cover board（522）, the babinet（5）Inner cavity top is fixedly mounted There is upper fixing element（6）, fixed part（6）Middle part is provided with conveying mouth（61）, fixed part（6）Center bottom passes through Elastic connecting pipe（7）It is installed with lower fixing piece（8）, the lower fixing piece（8）Middle part is provided with lower conveying mouth（81）, it is described on Fixing piece（6）With lower fixing piece（8）Left and right ends pass through spring（62）It is fixedly connected, the elastic connecting pipe（7）Including solid Determine ring（71）And elastic rubber pipe（72）, the elastic rubber pipe（72）Madial wall is provided with sliding groove（721）, the lower fixing piece （8）Floating drum is installed at left and right sides of bottom（82）, the floating drum（82）Front side wall is equipped with scale（83）, the babinet （5）Intracavity bottom is equipped with liquid nitrogen placed cavity（9）, the liquid nitrogen placed cavity（9）Left end is equipped with inlet（91）.

2. a kind of sperm freezing control box according to claim 1, it is characterised in that：The sperm apparatus for placing（4）'s Outer diameter is less than feed inlet（51）Internal diameter, the sliding block（44）Quantity be no less than four, circular array is arranged in sperm and puts Put device（4）Side wall.

3. a kind of sperm freezing control box according to claim 1, it is characterised in that：Fixed part（6）With it is lower solid Determine part（8）Shape size all same, and upper fixing element（6）With lower fixing piece（8）Outer diameter and babinet（5）Internal diameter phase Together, the upper conveying mouth（61）With lower conveying mouth（81）Internal diameter and feed inlet（51）Internal diameter it is equal, and upper conveying mouth （61）, lower conveying mouth（81）And feed inlet（51）Position vertically correspond to.

4. a kind of sperm freezing control box according to claim 1, it is characterised in that：The retainer ring（71）Quantity have Two, it is respectively and fixedly installed to elastic rubber pipe（72）Upper and lower ends, the elastic rubber pipe（72）Internal diameter and upper conveying mouth （61）With lower conveying mouth（81）Internal diameter it is equal, and upper conveying mouth（61）With lower conveying mouth（81）Pass through elastic rubber pipe（72）Even It is logical.

5. a kind of sperm freezing control box according to claim 1, it is characterised in that：The sliding groove（721）Position With sliding block（44）Position it is corresponding up and down, and sliding groove（721）Internal diameter be slightly larger than sliding block（44）Internal diameter.

6. a kind of sperm freezing control box according to claim 1, it is characterised in that：The floating drum（82）Buoyancy always More than spring（62）Generation elastic force and lower fixing piece（8）Gravity.

7. a kind of sperm freezing control box according to claim 1, it is characterised in that：The babinet（5）For transparent vacuum Insulation shell.