CN216493031U

CN216493031U - Pig semen cryopreservation device

Info

Publication number: CN216493031U
Application number: CN202220046423.7U
Authority: CN
Inventors: 吴彩凤; 戴建军; 张德福; 张树山; 孙玲伟; 徐皆欢; 何孟纤; 蔡绍莉
Original assignee: Shanghai Academy of Agricultural Sciences
Current assignee: Shanghai Academy of Agricultural Sciences
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-05-13
Anticipated expiration: 2032-01-10

Abstract

The utility model provides a pig semen cryopreservation device. The pig semen cryopreservation device comprises: a box body; the liquid nitrogen tank is fixedly arranged in the box body, and the top of the liquid nitrogen tank extends out of the box body; the rotating shaft is rotatably arranged on one side of the box body, and one end of the rotating shaft extends into the box body; the first bevel gear is fixedly arranged at one end of the rotating shaft; the two first internal threaded pipes are rotatably arranged in the box body, and the top ends of the two first internal threaded pipes extend out of the box body; the second bevel gear is fixedly sleeved on any one first internal threaded pipe, and the first bevel gear is meshed with the second bevel gear. The frozen boar semen storage device provided by the utility model has the advantages of easiness in storage and taking, safety, stability and convenience in transportation.

Description

Pig semen cryopreservation device

Technical Field

The utility model relates to the technical field of pig semen cryopreservation, in particular to a pig semen cryopreservation device.

Background

When live pigs are bred, in order to improve the conception rate of sows, farmers start to replace natural mating by artificial insemination, but the cost of using fresh boar semen is high, and the boar semen can not be extracted necessarily when the breeding is needed, a plurality of farmers take out the boar semen in non-mating vigorous seasons and carry out refrigeration treatment, and carry out artificial conception after the boar is pregnant in vigorous seasons, generally carry out refrigeration through liquid nitrogen in order to save cost, and generally hang semen storage test tubes on the mouth of a liquid nitrogen tank in order to facilitate storage and taking.

However, in the prior art, the storage method is poor in stability, and when the liquid nitrogen tank is moved, the storage test tube hung in the tank is easy to shake, so that the transportation of the boar semen is inconvenient, and therefore, a new boar semen cryopreservation device is needed to be provided to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a boar semen freezing and storing device which is easy to store and take, safer, more stable and more convenient to transport.

In order to solve the technical problem, the utility model provides a device for freezing and storing the boar semen, which comprises: a box body; the liquid nitrogen tank is fixedly arranged in the box body, and the top of the liquid nitrogen tank extends out of the box body; the rotating shaft is rotatably arranged on one side of the box body, and one end of the rotating shaft extends into the box body; the first bevel gear is fixedly arranged at one end of the rotating shaft; the two first internal threaded pipes are rotatably arranged in the box body, and the top ends of the two first internal threaded pipes extend out of the box body; the second bevel gear is fixedly sleeved on any one first internal threaded pipe, and the first bevel gear is meshed with the second bevel gear; the two third bevel gears are respectively fixedly sleeved on the two first internal threaded pipes; the driving rod is rotatably arranged in the box body; the two fourth bevel gears are fixedly arranged at two ends of the driving rod respectively, and the two third bevel gears are meshed with the two fourth bevel gears respectively; the two first screw rods are respectively installed in the two first internal thread pipes in a threaded mode, and the top ends of the first screw rods extend out of the first internal thread pipes; the top covers are fixedly arranged at the top ends of the two first screw rods; the plug is fixedly arranged at the bottom of the top cover and is matched with the tank opening of the liquid nitrogen tank; the shell is fixedly arranged at the bottom of the plug; the second screw is rotatably arranged on the plug, the top end of the second screw penetrates through the top cover and is rotatably connected with the top cover, and the bottom end of the second screw extends into the shell; the second internal thread pipe is sleeved on the second screw rod in a threaded manner, and the bottom end of the second internal thread pipe extends out of the shell and is connected with the shell in a sliding manner; the pressing plate is fixedly arranged at the bottom end of the second internal threaded pipe; the hanging frame is fixedly arranged at the bottom of the plug, and the bottom of the hanging frame extends into the liquid nitrogen tank and is in sliding connection with the tank opening of the liquid nitrogen tank; the test tube rack is fixedly arranged on the hanging frame.

Preferably, an internal thread ring is fixedly installed on one side of the box body, and a protective cover is installed in the internal thread ring in a threaded mode.

Preferably, a crank is fixedly mounted at one end of the rotating shaft.

Preferably, fixed mounting has four hollow tubes that are the annular and distribute in the casing, the top of hollow tube and the bottom fixed connection who blocks up, the bottom of hollow tube extends to outside the casing, slidable mounting has the telescopic link in the hollow tube, the bottom of telescopic link extend to outside the hollow tube and with the top fixed connection of clamp plate.

Preferably, the top of the top cover is rotatably provided with a lifting ring.

Preferably, the top of the top cover is provided with a groove, and the top end of the second screw extends into the groove and is fixedly provided with a torsion wheel.

Preferably, a partition board is fixedly installed in the box body, and the bottom of the liquid nitrogen tank is fixedly connected with the partition board.

Compared with the related art, the frozen boar semen storage device provided by the utility model has the following beneficial effects:

the utility model provides a pig semen cryopreservation device which can lift a storage test tube by matching a rotating shaft, a first bevel gear, a first internal thread tube, a second bevel gear, a third bevel gear, a driving rod, a fourth bevel gear, a first screw rod, a top cover, a plug, a hanging frame and a test tube rack, so that the storage test tube is more convenient to store and take.

Drawings

FIG. 1 is a schematic front sectional structural view of a device for freezing and storing boar semen according to the present invention;

FIG. 2 is a schematic side sectional view of the cryopreservation apparatus for boar semen according to the present invention;

fig. 3 is a schematic top sectional structural view of the apparatus for freezing and storing boar semen according to the present invention.

Reference numbers in the figures: 1. a box body; 2. a liquid nitrogen tank; 3. a rotating shaft; 4. a first bevel gear; 5. a first internally threaded tube; 6. a second bevel gear; 7. a third bevel gear; 8. a drive rod; 9. a fourth bevel gear; 10. a first screw; 11. a top cover; 12. blocking; 13. a housing; 14. a second screw; 15. a second internally threaded tube; 16. pressing a plate; 17. hanging a frame; 18. a test tube rack.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic front sectional structural diagram of a boar semen cryopreservation device provided by the present invention; FIG. 2 is a schematic side sectional view of the cryopreservation apparatus for boar semen according to the present invention; fig. 3 is a schematic top sectional structural view of the apparatus for freezing and storing boar semen according to the present invention. The freezing save set of pig semen includes: the box body 1 not only can accommodate the lifting mechanism of the test tube rack 18, but also can improve extra protection for the liquid nitrogen tank 2, and can prevent the liquid nitrogen tank 2 from being damaged in the transportation process; the liquid nitrogen tank 2 is fixedly arranged in the box body 1, the top of the liquid nitrogen tank 2 extends out of the box body 1, liquid nitrogen can be stored in the liquid nitrogen tank 2, and then the boar semen is frozen and stored through the low-temperature characteristic of the liquid nitrogen; the rotating shaft 3 is rotatably arranged on one side of the box body 1, and one end of the rotating shaft 3 extends into the box body 1; the first bevel gear 4 is fixedly arranged at one end of the rotating shaft 3; the two first internal thread pipes 5 are rotatably arranged in the box body 1, and the top ends of the two first internal thread pipes 5 extend out of the box body 1; the second bevel gear 6 is fixedly sleeved on any one first internal threaded pipe 5, and the first bevel gear 4 is meshed with the second bevel gear 6; the two third bevel gears 7 are respectively fixedly sleeved on the two first internal thread pipes 5, the third bevel gears 7 are matched with the driving rod 8 and the fourth bevel gear 9, the two first internal thread pipes 5 can synchronously rotate, and the two first internal thread pipes 5 can enable the stress of the top cover 11 to be more balanced when the top cover 11 is driven to lift through synchronous rotation, so that the stability of the top cover 11 is ensured; the driving rod 8 is rotatably installed in the box body 1, two support frames are fixedly installed on the inner wall of the bottom of the box body 1, the tops of the two support frames are fixedly connected with the bottom of the partition plate, the driving rod 8 penetrates through the two support frames and is rotatably connected with the two support frames through bearings, and the two support frames can support the partition plate and can also support the driving rod 8; the two fourth bevel gears 9 are respectively and fixedly arranged at two ends of the driving rod 8, and the two third bevel gears 7 are respectively meshed with the two fourth bevel gears 9; the two first screws 10 are respectively installed in the two first internal threaded pipes 5 in a threaded manner, and the top ends of the first screws 10 extend out of the first internal threaded pipes 5; the top cover 11 is fixedly arranged at the top ends of the two first screw rods 10; the plug 12 is fixedly arranged at the bottom of the top cover 11, the plug 12 is matched with the tank opening of the liquid nitrogen tank 2, a rubber ring is arranged at the bottom of the plug 12, an annular groove is formed in the top of the tank opening of the liquid nitrogen tank 2, and when the plug 12 is plugged into the tank opening of the liquid nitrogen tank 2, the rubber ring can be clamped into the annular groove, so that the sealing performance of the liquid nitrogen tank 2 is improved; the shell 13, the said shell 13 is fixedly mounted on the bottom of the jam 12; the second screw 14 is rotatably mounted on the plug 12, the top end of the second screw 14 penetrates through the top cover 11 and is rotatably connected with the top cover 11, and the bottom end of the second screw 14 extends into the shell 13; the second threaded pipe 15 is sleeved on the second screw 14 in a threaded manner, and the bottom end of the second threaded pipe 15 extends out of the shell 13 and is connected with the shell 13 in a sliding manner; the pressing plate 16 is fixedly installed at the bottom end of the second internal threaded pipe 15, the pressing plate 16 is circular and is matched with the tank opening of the liquid nitrogen tank 2, so that the pressing plate 16 can enter the liquid nitrogen tank 2 through the tank opening; the hanging frame 17 is fixedly arranged at the bottom of the plug 12, and the bottom of the hanging frame 17 extends into the liquid nitrogen tank 2 and is in sliding connection with the tank opening of the liquid nitrogen tank 2; test-tube rack 18, test-tube rack 18 fixed mounting is on hanger frame 17, and test-tube rack 18 is circular, and with the jar mouth looks adaptation of liquid nitrogen container 2, this makes test-tube rack 18 move when depositing the test tube and rise out liquid nitrogen container 2, and test-tube rack 18 just can seal the jar mouth to avoid the excessive scattering of a large amount of gasification of liquid nitrogen in liquid nitrogen container 2 when the test tube is deposited in the access.

One side fixed mounting of box 1 has the internal thread ring, the visor is installed to internal thread ring internal thread, and internal thread ring and visor can keep apart the protection to the crank, thereby avoid in the transportation crank to be touched by the mistake and lead to liquid nitrogen container 2 to be opened.

A crank is fixedly arranged at one end of the rotating shaft 3, and the rotating shaft 3 can be rotated more conveniently and more conveniently in a labor-saving mode through the crank.

Fixed mounting has four hollow tubes that are the annular and distribute in the casing 13, the top of hollow tube and the bottom fixed connection who blocks up 12, outside the bottom of hollow tube extended to casing 13, slidable mounting has the telescopic link in the hollow tube, the bottom of telescopic link extend to outside the hollow tube and with the top fixed connection of clamp plate 16, hollow tube and telescopic link cooperate and can assist second internal thread pipe 15 to fix clamp plate 16 to guarantee clamp plate 16's firm when not influencing the lift of clamp plate 16.

The top of top cap 11 is rotated and is installed the bail, when transporting liquid nitrogen container 2, can carry liquid nitrogen container 2 through the bail, and the cover is equipped with the rubber sleeve on the bail, comfort level when can improving the bail gripping.

The top of top cap 11 is seted up flutedly, the top of second screw rod 14 extends to in the recess and fixed mounting has the wheel of turning round, and the recess can be accomodate the wheel of turning round, avoids causing the mistake to touch the wheel of turning round when transporting liquid nitrogen container 2.

Fixed mounting has the baffle in the box 1, two through-holes have been seted up to the bottom and the baffle fixed connection of liquid nitrogen container 2 on the baffle, and two first internal thread pipes 5 run through the baffle through two through-holes respectively, and the baffle can support liquid nitrogen container 2 fixedly, improve box 1 and liquid nitrogen container 2's connectivity.

The working principle of the device for freezing and storing the boar semen provided by the utility model is as follows:

when the storage test tubes for storing the boar semen are required to be frozen and stored, a plurality of storage test tubes are firstly inserted into the test tube rack 18, then the second screw 14 is rotated by the twisting wheel, under the action of the screw thread, the second screw 14 drives the second internal thread tube 15 to descend, the second internal thread tube 15 drives the pressing plate 16 to descend until the bottom of the pressing plate 16 is contacted with the top ends of the plurality of storage test tubes and fixes the plurality of test tubes on the test tube rack 18, at the moment, then the protective cover on the internal thread ring is unscrewed, the rotating shaft 3 is rotated by the crank, the rotating shaft 3 drives the second conical gear 6 to rotate through the first conical gear 4, the second conical gear 6 drives the corresponding first internal thread tubes 5 to rotate, meanwhile, under the transmission of the two third conical gears 7, the driving rod 8 and the two fourth conical gears 9, the two first internal thread tubes 5 synchronously rotate, subsequently, two first internal thread pipes 5 drive two first screw rods 10 to descend synchronously, and two first screw rods 10 then drive top cap 11, jam 12 and test-tube rack 18 and descend, and in the test-tube rack 18 drives and deposits the test tube and get into liquid nitrogen container 2, meanwhile, jam 12 also fills in the jar mouth of liquid nitrogen container 2 to this realizes the sealing work to liquid nitrogen container 2, thereby has accomplished the cryopreservation work to the pig semen.

the utility model provides a pig semen cryopreservation device, which can lift a storage test tube by matching a rotating shaft 3, a first bevel gear 4, a first internal threaded tube 5, a second bevel gear 6, a third bevel gear 7, a driving rod 8, a fourth bevel gear 9, a first screw rod 10, a top cover 11, a plug 12, a hanging frame 17 and a test tube rack 18, so that the storage test tube is more convenient to store and take, and can be pressed by matching a second screw rod 14, a second internal threaded tube 15 and a pressing plate 16, so that the storage test tube can be stably stored on the test tube rack 18, and the stability of the storage test tube in transportation is ensured.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, and the like of the device is not completely described, but on the premise that those skilled in the art understand the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A pig semen cryopreservation device is characterized by comprising:

a box body;

the liquid nitrogen tank is fixedly arranged in the box body, and the top of the liquid nitrogen tank extends out of the box body;

the rotating shaft is rotatably arranged on one side of the box body, and one end of the rotating shaft extends into the box body;

the first bevel gear is fixedly arranged at one end of the rotating shaft;

the two first internal threaded pipes are rotatably arranged in the box body, and the top ends of the two first internal threaded pipes extend out of the box body;

the second bevel gear is fixedly sleeved on any one first internal threaded pipe, and the first bevel gear is meshed with the second bevel gear;

the two third bevel gears are respectively fixedly sleeved on the two first internal threaded pipes;

the driving rod is rotatably arranged in the box body;

the two fourth bevel gears are fixedly arranged at two ends of the driving rod respectively, and the two third bevel gears are meshed with the two fourth bevel gears respectively;

the two first screw rods are respectively installed in the two first internal thread pipes in a threaded mode, and the top ends of the first screw rods extend out of the first internal thread pipes;

the top covers are fixedly arranged at the top ends of the two first screw rods;

the plug is fixedly arranged at the bottom of the top cover and is matched with the tank opening of the liquid nitrogen tank;

the shell is fixedly arranged at the bottom of the plug;

the second screw is rotatably arranged on the plug, the top end of the second screw penetrates through the top cover and is rotatably connected with the top cover, and the bottom end of the second screw extends into the shell;

the second internal thread pipe is sleeved on the second screw rod in a threaded manner, and the bottom end of the second internal thread pipe extends out of the shell and is connected with the shell in a sliding manner;

the pressing plate is fixedly arranged at the bottom end of the second internal threaded pipe;

the hanging frame is fixedly arranged at the bottom of the plug, and the bottom of the hanging frame extends into the liquid nitrogen tank and is in sliding connection with the tank opening of the liquid nitrogen tank;

the test tube rack is fixedly arranged on the hanging frame.

2. The apparatus for preserving frozen boar semen as claimed in claim 1, wherein an internal threaded ring is fixedly installed at one side of the box body, and a protective cover is installed in the internal threaded ring in a threaded manner.

3. The apparatus for cryopreservation of porcine semen as claimed in claim 1, wherein a crank is fixedly mounted at one end of the rotation shaft.

4. The device for freezing and preserving the boar semen according to claim 1, wherein four hollow pipes are fixedly arranged in the shell and distributed in a ring shape, the top ends of the hollow pipes are fixedly connected with the bottom of the plug, the bottom ends of the hollow pipes extend out of the shell, a telescopic rod is slidably arranged in the hollow pipes, and the bottom ends of the telescopic rod extend out of the hollow pipes and are fixedly connected with the top of the pressing plate.

5. The apparatus for cryopreservation of porcine semen as claimed in claim 1, wherein a lifting ring is rotatably mounted on the top of the top cover.

6. The apparatus for cryopreservation of boar semen as defined in claim 1, wherein a groove is opened at the top of the top cap, and the top end of the second screw extends into the groove and is fixedly installed with a torsion wheel.

7. The cryopreservation device for the boar semen as claimed in claim 1, wherein a partition plate is fixedly arranged in the box body, and the bottom of the liquid nitrogen tank is fixedly connected with the partition plate.