CN114433268A

CN114433268A - Low-temperature constant-temperature water bath kettle

Info

Publication number: CN114433268A
Application number: CN202111565792.3A
Authority: CN
Inventors: 陶埼波; 董栩烽; 王泽飞; 张一凡
Original assignee: Zhejiang Zhicheng Medical Equipment Co ltd
Current assignee: Zhejiang Zhicheng Medical Equipment Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-06
Anticipated expiration: 2041-12-20
Also published as: CN114433268B

Abstract

The invention discloses a low-temperature constant-temperature water bath kettle which comprises a machine body, an inner container fixedly arranged on the machine body, a heat insulation cavity arranged on the inner container, a first refrigerating device arranged on the machine body and used for controlling the temperature in the heat insulation cavity, a cover plate fixedly arranged on the inner container, a feeding hole arranged on the cover plate, a second refrigerating device arranged in the inner container, a fixing device arranged at the feeding hole and on the cover plate, a sealing device arranged at the feeding hole and used for sealing the feeding hole, and a driving device arranged on the machine body and used for moving the sealing device.

Description

Low-temperature constant-temperature water bath kettle

Technical Field

The invention relates to the technical field of water baths, in particular to a low-temperature constant-temperature water bath.

Background

The water bath is distillation in the mainly used laboratory, and is dry, concentrated, and warm stain chemical or biological product, also can be used to constant temperature heating, refrigeration and other temperature test, is the essential instrument of biology, heredity, virus, aquatic products, environmental protection, medicine, health, laboratory, analysis room, education scientific research, when carrying out test work such as sieve fungus, through using the water bath, but current water bath has following not enough: the pot cover of the water bath pot is not refrigerated, so that the heat preservation is not comprehensive enough, and the integral heat preservation effect of the existing water bath pot is not good; the water in the water bath is in a static state, so that the water in the water bath has temperature difference, namely, the local water temperature difference is too low.

Disclosure of Invention

The invention provides a low-temperature constant-temperature water bath kettle in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a low-temperature constant-temperature water bath kettle comprises a machine body, an inner container fixedly arranged on the machine body, a heat insulation cavity arranged on the inner container, a first refrigerating device arranged on the machine body and used for controlling the temperature in the heat insulation cavity, a cover plate fixedly arranged on the inner container, a feeding hole arranged on the cover plate, a second refrigerating device arranged inside the inner container, a fixing device arranged at the feeding hole and arranged on the cover plate, a sealing device arranged at the feeding hole and used for sealing the feeding hole, and a driving device arranged on the machine body and used for moving the sealing device; the sealing device is moved away from the feed inlet through the driving device, the tank body needing low-temperature storage is placed on the fixing device, the tank body is automatically fixed through the fixing device, the sealing device is moved to the feed inlet through the driving device to seal the feed inlet, water in the liner can enter the sealing device in the sealing process, the water in the sealing device flows into the liner, namely the water in the sealing device is exchanged with the water in the liner, the water in the liner can cool the water in the sealing device, the tank body is stored at all-dimensional low temperature, the heat insulation cavity of the liner is cooled through the first refrigerating device, the heat insulation layer of the liner is cooled circularly, the heat insulation effect of the liner is greatly improved, the heat insulation effect of the water in the liner can be improved through the liner and the heat insulation cavity, the water in the liner can be refrigerated and circulated through the second refrigerating device, the integral temperature of the water in the inner container is kept consistent, the integral heat preservation effect of the water bath kettle is good, and the inner container is integrally formed.

The first refrigerating device comprises a first sealing plate fixedly arranged on the machine body, a first moving seat and a second moving seat which are respectively movably arranged on two sides of the first sealing plate, a plurality of first spring telescopic rods and a plurality of second spring telescopic rods which are equidistantly arranged and one end of each of which is fixedly arranged on the machine body, a plurality of second sealing plates which are respectively fixedly arranged at the other ends of the plurality of first spring telescopic rods, a plurality of third sealing plates which are respectively fixedly arranged at the other ends of the plurality of second spring telescopic rods, a plurality of first rolling wheels which are respectively rotatably arranged on the plurality of second sealing plates, a plurality of second rolling wheels which are respectively rotatably arranged on the plurality of third sealing plates, a first refrigerating plate, one end of which is penetrated and fixedly arranged on the second sealing plates and the other end of which is positioned in the temperature-isolating cavity, a second refrigerating plate, one end of which is penetrated and fixedly arranged on the third sealing plates and the other end of which is positioned in the temperature-isolating cavity, and a first cavity body arranged on the first refrigerating plate, A second cavity arranged on the second refrigeration plate, a first rotating pipe arranged in the first cavity in a rotating way, a second rotating pipe arranged in the second cavity in a rotating way, a plurality of first through holes arranged on the first rotating pipe at equal intervals, a plurality of second through holes arranged on the first rotating pipe in a one-to-one correspondence with the plurality of first through holes, a plurality of third through holes arranged on the first refrigeration plate in a one-to-one correspondence with the plurality of first through holes, a plurality of fourth through holes arranged on the first refrigeration plate in a one-to-one correspondence with the plurality of second through holes, a first refrigerator arranged in the first rotating pipe, a first gear fixedly sleeved on the first rotating pipe, a first rack movably arranged on the first refrigeration plate and meshed with the first gear, a first limiting plate and a second limiting plate fixedly arranged on the first refrigeration plate, a first cylinder fixedly arranged on the machine body and used for driving the first rack to move, a plurality of fifth through holes arranged on the second rotating pipe at equal intervals, a first rotating pipe and a second rotating pipe arranged on the second rotating pipe, and a second rotating pipe arranged on the second rotating pipe, The first through hole is arranged on the first rotating pipe in a one-to-one correspondence mode, the second through hole is arranged on the second rotating pipe in a one-to-one correspondence mode, the seventh through hole is arranged on the second refrigerating plate in a one-to-one correspondence mode, the eighth through hole is arranged on the second refrigerating plate in a one-to-one correspondence mode, the second refrigerator is located in the second rotating pipe, the second gear is fixedly arranged on the second rotating pipe in a fixed mode, the second rack is movably arranged on the second refrigerating plate and meshed with the second gear, the third limiting plate and the fourth limiting plate are fixedly arranged on the second refrigerating plate, and the second cylinder is fixedly arranged on the machine body and used for driving the second rack to move.

Fixing device includes that equidistance annular distributes and fixes a plurality of fixing bases of locating on the apron, rotate respectively and locate a plurality of pivots on a plurality of fixing bases, one end is rotated and is located first bull stick and the second bull stick in the pivot, one end is rotated and is located on the first bull stick and the other end rotates the adaptation subassembly of locating on the second bull stick in adjacent pivot, one end is fixed locate on the apron and with third spring telescopic link and the fourth spring telescopic link of pivot meshing setting, rotate the first ball of locating on the third spring telescopic link, rotate the second ball of locating on the fourth spring telescopic link.

The adaptation subassembly includes that one end rotates and locates the fifth spring telescopic link on first bull stick, one end rotates and locates the sixth spring telescopic link on the second bull stick in the adjacent pivot, both ends are fixed respectively and locate the rubber column on fifth spring telescopic link and the sixth spring telescopic link, locate the arcwall face on the rubber column, a plurality of ring channels on the arcwall face are located to equidistance interval, both ends are fixed respectively and are located the first spring on fifth spring telescopic link and the sixth spring telescopic link.

The sealing device comprises a disc body, a movable plate movably arranged in the disc body, a second spring with two ends respectively fixedly arranged on the disc body and the movable plate, a spring expansion ring with one end fixedly arranged on the movable plate and movably sleeved on the disc body, a plurality of inserted rods annularly distributed at equal intervals and arranged on the disc body, a third spring with two ends respectively fixedly arranged on the inserted rods and the movable plate, a connecting cavity arranged on the cover plate, and a plurality of jacks which are in one-to-one correspondence with the inserted rods and arranged on the cover plate, the annular cavity is arranged on the cover plate, the hollow ring is movably arranged in the annular cavity, the fourth spring is fixedly arranged on the hollow ring and the cover plate at two ends respectively, the ninth through holes are distributed on the hollow ring in an equidistant annular mode, the tenth through holes are distributed in an equidistant annular mode and are used for communicating the annular cavity with the connecting cavity, the V-shaped annular groove is arranged on the spring telescopic ring, and the three arc-shaped annular grooves are arranged in the V-shaped annular groove; the jack is communicated with the connecting cavity.

The sealing device also comprises a water inlet pipe and a water outlet pipe which are fixedly arranged on the cover plate, a water inlet which corresponds to the water inlet pipe and is arranged on the disk body, a water outlet which corresponds to the water outlet pipe and is arranged on the disk body, a first check valve arranged on the water inlet pipe, a second check valve arranged on the water outlet pipe, a first rubber ring arranged at the water inlet, an eleventh through hole arranged at the center of the first rubber ring, a second rubber ring arranged at the water outlet, a twelfth through hole arranged at the center of the second rubber ring, a first pipe body fixedly arranged on the disk body, a second pipe body movably arranged in the first pipe body and fixedly arranged on the movable plate, a thirteenth through hole arranged on the second pipe body, a first conical plate fixedly arranged on the second pipe body, a fourteenth through hole arranged on the first conical plate, a third pipe body fixedly arranged on the disk body, and a fourth pipe body movably arranged in the third pipe body and fixedly arranged on the movable plate, A fifteenth through hole arranged on the fourth tube, a second tapered plate fixedly arranged on the fourth tube, and a sixteenth through hole arranged on the second tapered plate.

The driving device comprises a fixed frame fixedly arranged on the machine body, a guide rail fixedly arranged on the machine body, a third movable seat movably arranged on the guide rail, a fourth movable seat movably arranged on the third movable seat, a connecting rod with two ends respectively fixedly arranged on the fourth movable seat and the movable plate, a first slide block with a movable rod arranged on the third movable seat, a third rotating rod rotatably arranged on the fixed frame and with one end rotatably arranged on the first slide block, a second slide block movably arranged on the fourth movable seat, a third roller rotatably arranged on the second slide block, a fourth rotating rod with one end rotatably arranged on the fixed frame and the other end rotatably sleeved on the third roller, a fifth limiting plate and a sixth limiting plate fixedly arranged on the fourth movable seat, a driving shaft rotatably arranged on the fixed frame, a motor fixedly arranged on the fixed frame and used for driving the rotation of the driving shaft, a first turntable and a second turntable fixedly arranged on the driving shaft, The fan-shaped sliding groove arranged on the first rotary table, the fourth roller with one end arranged in the fan-shaped sliding groove and the other end arranged on the third rotary rod in a rotating mode, the rhombic sliding groove arranged on the second rotary table, the fifth roller with one end arranged on the fifth limiting plate and the sixth limiting plate in a rolling mode and the other end arranged in the rhombic sliding groove.

The second refrigerating device comprises a first clapboard and a second clapboard which are fixedly arranged in the inner container, a barrel body fixedly arranged on the first clapboard and the second clapboard, a fixed disk fixedly arranged on the second clapboard, a plurality of seventeenth through holes which are annularly distributed on the fixed disk at equal intervals, a third rotary disk rotatably arranged on the fixed disk, a plurality of eighteenth through holes which are annularly distributed on the third rotary disk at equal intervals, a first compression cavity arranged on the second clapboard, a push block movably arranged in the first compression cavity and fixedly arranged on the third rotary disk, a second compression cavity arranged on the barrel body, a ring body movably arranged in the second compression cavity, a fifth spring with two ends respectively fixedly arranged on the ring body and the barrel body, a nineteenth through hole arranged on the barrel body and used for communicating the first compression cavity and the second compression cavity, a push rod with one end movably arranged on the cover plate and the other end fixedly arranged on the ring body, a first sleeve with one end fixedly arranged on the plate, a second sleeve arranged on the barrel body, The second sleeve is movably sleeved on the first sleeve, the other end of the second sleeve is fixedly arranged on the movable plate, and the third refrigerator is fixedly arranged on the fixed plate.

The second refrigerating device further comprises a hollow pipe, a first check valve and a second check valve, wherein the two ends of the hollow pipe are fixedly arranged on the first partition plate and the second partition plate respectively, the first check valve and the second check valve are arranged in the hollow pipe, the third check valve is movably arranged in the hollow pipe and located in the middle of the first check valve and the second check valve, a third air cylinder, a twentieth through hole, an extension pipe, a piston plate, a fourth air cylinder and a fourth air cylinder, the third air cylinder is fixedly arranged on the first partition plate and used for driving the piston plate to move, the third air cylinder is fixedly arranged on the cover plate and used for driving the third check valve to move in a reciprocating mode, the twentieth through hole is arranged on the second partition plate, the extension pipe is arranged at the twentieth through hole, the piston plate is located between the first partition plate and the second partition plate and is movably arranged in the inner container, and the fourth air cylinder is fixedly arranged on the first partition plate and used for driving the piston plate to move.

The invention has the following advantages: the sealing device is moved away from the feed inlet through the driving device, the tank body needing low-temperature storage is placed on the fixing device, the tank body is automatically fixed through the fixing device, the sealing device is moved to the feed inlet through the driving device to seal the feed inlet, water in the liner can enter the sealing device in the sealing process, the water in the sealing device flows into the liner, namely the water in the sealing device is exchanged with the water in the liner, the water in the liner can cool the water in the sealing device, the tank body is stored at all-dimensional low temperature, the heat insulation cavity of the liner is cooled through the first refrigerating device, the heat insulation layer of the liner is cooled circularly, the heat insulation effect of the liner is greatly improved, the heat insulation effect of the water in the liner can be improved through the liner and the heat insulation cavity, the water in the liner can be refrigerated and circulated through the second refrigerating device, the integral temperature of the water in the inner container is kept consistent, the integral heat preservation effect of the water bath kettle is good, and the inner container is integrally formed.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a partial sectional view taken along line a-a of fig. 2.

Fig. 4 is an enlarged view of fig. 3 at C.

Fig. 5 is an enlarged view of fig. 4 at E.

Fig. 6 is an enlarged view of fig. 4 at F.

Fig. 7 is a sectional view taken along line B-B of fig. 3.

Fig. 8 is an enlarged view of fig. 7 at G.

Fig. 9 is an enlarged view of fig. 7 at H.

Fig. 10 is a partial sectional view taken along line C-C of fig. 3.

Fig. 11 is a partial sectional view taken along line D-D in fig. 3.

Fig. 12 is a sectional view taken along line E-E of fig. 3.

Fig. 13 is a partial sectional view taken along line F-F in fig. 12.

Fig. 14 is a partial sectional view taken along line G-G of fig. 7.

Fig. 15 is a partial sectional view taken along line H-H in fig. 7.

Fig. 16 is a structural sectional view taken along line I-I in fig. 12.

Fig. 17 is an enlarged view of fig. 16 at D.

Fig. 18 is a sectional view taken along line J-J of fig. 7.

Fig. 19 is an enlarged view of fig. 18 at a.

Fig. 20 is an enlarged view of fig. 18 at B.

Fig. 21 is a partial cross-sectional view taken along line K-K of fig. 18.

Fig. 22 is a partial sectional view taken along line L-L in fig. 18.

Fig. 23 is a schematic structural view of the liner.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-23, a low-temperature constant-temperature water bath kettle comprises a machine body 1, an inner container 2 fixedly arranged on the machine body, a heat insulation cavity 3 arranged on the inner container, a first refrigerating device 4 arranged on the machine body and used for controlling the temperature in the heat insulation cavity, a cover plate 5 fixedly arranged on the inner container, a feed inlet 6 arranged on the cover plate, a second refrigerating device 7 arranged inside the inner container, a fixing device 8 arranged at the feed inlet and arranged on the cover plate, a sealing device 9 arranged at the feed inlet and used for sealing the feed inlet, and a driving device 10 arranged on the machine body and used for moving the sealing device; the sealing device is moved away from the feed inlet through the driving device, the tank body needing low-temperature storage is placed on the fixing device, the tank body is automatically fixed through the fixing device, the sealing device is moved to the feed inlet through the driving device to seal the feed inlet, water in the liner can enter the sealing device in the sealing process, the water in the sealing device flows into the liner, namely the water in the sealing device is exchanged with the water in the liner, the water in the liner can cool the water in the sealing device, the tank body is stored at all-dimensional low temperature, the heat insulation cavity of the liner is cooled through the first refrigerating device, the heat insulation layer of the liner is cooled circularly, the heat insulation effect of the liner is greatly improved, the heat insulation effect of the water in the liner can be improved through the liner and the heat insulation cavity, the water in the liner can be refrigerated and circulated through the second refrigerating device, the integral temperature of the water in the inner container is kept consistent, the integral heat preservation effect of the water bath kettle is good, and the inner container is integrally formed.

The first refrigerating device 4 comprises a first sealing plate 41 fixed on the machine body, a first moving seat 42 and a second moving seat 43 respectively movably arranged on two sides of the first sealing plate, a plurality of first spring telescopic rods 44 and a plurality of second spring telescopic rods 45 which are equidistantly spaced and have one end fixed on the machine body, a plurality of second sealing plates 46 respectively fixed on the other ends of the plurality of first spring telescopic rods, a plurality of third sealing plates 47 respectively fixed on the other ends of the plurality of second spring telescopic rods, a plurality of first rollers 48 respectively rotatably arranged on the plurality of second sealing plates, a plurality of second rollers 49 respectively rotatably arranged on the plurality of third sealing plates, a first refrigerating plate 410 with one end penetrating and fixed on the second sealing plate and the other end positioned in the temperature-isolating cavity, a second refrigerating plate 411 with one end penetrating and fixed on the third sealing plate and the other end positioned in the temperature-isolating cavity, a first cooling plate, A first cavity 412 disposed on the first refrigeration plate, a second cavity 413 disposed on the second refrigeration plate, a first rotating pipe 414 rotatably disposed in the first cavity, a second rotating pipe 415 rotatably disposed in the second cavity, a plurality of first through holes 416 equidistantly and intermittently disposed on the first rotating pipe, a plurality of second through holes 417 disposed on the first rotating pipe in one-to-one correspondence with the plurality of first through holes, a plurality of third through holes 418 disposed on the first refrigeration plate in one-to-one correspondence with the plurality of second through holes, a plurality of fourth through holes 419 disposed on the first refrigeration plate in one-to-one correspondence with the plurality of second through holes, a first refrigerator 420 disposed in the first rotating pipe, a first gear 421 fixedly disposed on the first rotating pipe, a first rack 422 movably disposed on the first refrigeration plate and engaged with the first gear, a first limiting plate 423 and a second limiting plate 424 fixedly disposed on the first refrigeration plate, a first cylinder 425 fixedly disposed on the body and used for driving the first rack to move, A plurality of fifth through holes 426 which are equidistantly and alternately arranged on the second rotating pipe, a plurality of sixth through holes 427 which are arranged on the second rotating pipe in a one-to-one correspondence manner with the fifth through holes, a plurality of seventh through holes 428 which are arranged on the second refrigeration plate in a one-to-one correspondence manner with the fifth through holes, a plurality of eighth through holes 429 which are arranged on the second refrigeration plate in a one-to-one correspondence manner with the sixth through holes, a second refrigeration device 430 which is arranged in the second rotating pipe, a second gear 431 which is fixedly sleeved on the second rotating pipe, a second rack 432 which is movably arranged on the second refrigeration plate and is meshed with the second gear, a third limiting plate 433 and a fourth limiting plate 434 which are fixedly arranged on the second refrigeration plate, and a second cylinder 435 which is fixedly arranged on the machine body and is used for driving the second rack to move; the first cylinder and the second cylinder respectively drive the first rack and the second rack to move relatively, so that the first movable seat and the second movable seat move relatively, the temperature insulation cavity of the liner can be sealed through the plurality of first sealing plates, the plurality of second sealing plates and the first sealing plates, so that the first refrigeration plate and the second refrigeration plate move relatively, when the first cylinder drives the first rack to be far away from the first cylinder, the first rack is close to the first limiting plate, the first rack is arranged through the first limiting plate, the first rack pushes against the first limiting plate to drive the first movable seat to move integrally, so that the first refrigeration plate moves, the first rack rotates to the first limiting plate in the process of approaching, so that the first rotary pipe rotates, the first through hole is overlapped with the third through hole, the second through hole is overlapped with the fourth through hole, namely, air in the temperature insulation cavity cannot move in the moving process of the first refrigeration plate, in the same way, the second cylinder drives the second movable seat to move towards the second cylinder, the air in the heat insulation cavity cannot be moved in the moving process of the second refrigerating plate, otherwise, the first cylinder resets the first refrigerating plate, the first rack moves towards the direction of the second limiting plate, the first rotating pipe rotates reversely, the first through hole and the third through hole are staggered, and the second through hole and the fourth through hole are staggered, so that the air in the heat insulation cavity can circulate in the resetting process of the first refrigerating plate; first through-hole and third through-hole coincidence, when second through-hole and fourth through-hole coincidence, the air that separates the temperature intracavity can get into in the first runner, cool off the air through the first refrigerator in the first runner, the air after the cold cut gets back to again and separates the temperature intracavity, can cool off the air that separates the temperature intracavity promptly, the second refrigerator cools off the air that separates the temperature intracavity in the same way, can carry out comprehensive cooling to the air that separates the temperature intracavity through the aforesaid setting, the cooling effect is good, finally to inner bag refrigerated good, even the inner bag keeps warm effectually.

The fixing device 8 comprises a plurality of fixing seats 81 which are distributed in an equidistant annular manner and fixedly arranged on the cover plate, a plurality of rotating shafts 82 which are respectively rotatably arranged on the plurality of fixing seats, a first rotating rod 83 and a second rotating rod 84 of which one end is rotatably arranged on the rotating shafts, an adapting component 85 of which one end is rotatably arranged on the first rotating rod and the other end is rotatably arranged on the second rotating rod on the adjacent rotating shaft, a third spring telescopic rod 86 and a fourth spring telescopic rod 87 of which one end is fixedly arranged on the cover plate and is meshed with the rotating shafts, a first ball 88 rotatably arranged on the third spring telescopic rod, and a second ball 89 rotatably arranged on the fourth spring telescopic rod; when the tank body is placed into the fixing device, the bottom of the tank body is contacted with the third spring telescopic rod and the fourth spring telescopic rod firstly, the third spring telescopic rod and the fourth spring telescopic rod are extended, the rotating shaft is rotated, the first rotating rod and the second rotating rod are rotated, the adaptation assembly is enabled to prop against the outer wall of the tank body, the tank body is fixed through the adaptation assembly, the tank body is prevented from moving in the flowing process of water in the inner container, and the contact area with the tank body can be reduced through the arrangement of the first ball and the second ball.

The adaptive assembly 85 comprises a fifth spring telescopic rod 851, one end of which is rotatably arranged on the first rotating rod, a sixth spring telescopic rod 852, one end of which is rotatably arranged on the second rotating rod on the adjacent rotating shaft, a rubber column 853, two ends of which are respectively fixedly arranged on the fifth spring telescopic rod and the sixth spring telescopic rod, an arc surface 854 arranged on the rubber column, a plurality of annular grooves 855, two ends of which are respectively fixedly arranged on the fifth spring telescopic rod and the sixth spring telescopic rod, and a first spring 856, two ends of which are respectively fixedly arranged on the fifth spring telescopic rod and the sixth spring telescopic rod; fifth spring telescopic link and sixth spring telescopic link relative movement, the messenger compresses the rubber column, set up through a plurality of ring channels and can make outside jar external wall decurrent power, extrude jar external wall simultaneously, it is more firm to make fixed, the size of the jar external wall of adaptation that makes the rubber column can be better, can fix the jar body of multiple specification through the aforesaid setting, set up simple structure through the aforesaid, only need to put down the body can, accomplish fixedly through body self gravity, and be convenient for subsequent taking.

The sealing device 9 comprises a disk body 91, a movable plate 92 movably arranged in the disk body, a second spring 93 with two ends respectively fixedly arranged on the disk body and the movable plate, a spring expansion ring 94 with one end fixedly arranged on the movable plate and movably sleeved on the disk body, a plurality of inserted rods 95 which are distributed in an equidistant annular mode and arranged on the disk body, a third spring 96 with two ends respectively fixedly arranged on the inserted rods and the movable plate, a connecting cavity 97 arranged on the cover plate, a plurality of jacks 98 which are in one-to-one correspondence with the inserted rods and arranged on the cover plate, an annular cavity 99 arranged on the cover plate, a hollow ring 910 movably arranged in the annular cavity, a fourth spring 911 with two ends respectively fixedly arranged on the hollow ring and the cover plate, a plurality of ninth through holes 912 which are distributed in an equidistant annular mode and arranged on the hollow ring, a plurality of tenth through holes 913 which are distributed in an equidistant annular mode and communicated with the annular cavity, and a V-shaped groove 914 arranged on the spring expansion ring, Three arc-shaped ring grooves 915 arranged in the V-shaped ring grooves; the jack is communicated with the connecting cavity; when the disk body moves towards the feed inlet, the feed inlet is plugged by the disk body at first, the driving device continues to drive the moving plate to descend, the spring telescopic rings are made to descend, the third spring is also made to be compressed, the inserted rod is pushed to descend by the third spring to be inserted into the inserted rod, air in the inserted rod enters the connecting cavity, air in the connecting cavity enters the annular cavity through the tenth through hole, the hollow ring in the annular cavity moves upwards to be inserted into the V-shaped annular groove, air is continuously injected into the annular cavity, air in the annular cavity enters the hollow ring through the ninth through hole, the hollow ring is matched with the three arc-shaped annular grooves in the V-shaped annular groove, the sealing effect of the position is greatly improved, namely, when the disk body seals the feed inlet, the spring telescopic rings seal the feed inlet again, meanwhile, the disk body is calibrated through the inserted rod and the inserted hole, good extrusion force can be exerted on the disk body in the descending process through the second spring, meanwhile, the adaptive property is achieved, the spring telescopic ring is arranged to enable the spring telescopic ring to contact the cover plate firstly, when the tray body is moved away from the feeding port, the tray body and the moving plate move upwards firstly, and the spring telescopic ring moves away afterwards, so that the inserted rod can move out of the jack firstly.

The sealing device 9 further includes a water inlet pipe 916 and a water outlet pipe 917 fixed on the cover plate, a water inlet 918 corresponding to the water inlet pipe and arranged on the tray body, a water outlet 919 corresponding to the water outlet pipe and arranged on the tray body, a first check valve 920 arranged on the water inlet pipe, a second check valve 921 arranged on the water outlet pipe, a first rubber ring 922 arranged at the water inlet, an eleventh through hole 923 arranged at the center of the first rubber ring, a second rubber ring 924 arranged at the water outlet, a twelfth through hole 925 arranged at the center of the second rubber ring, a first pipe 926 fixed on the tray body, a second pipe 927 movably arranged in the first pipe and fixedly arranged on the movable plate, a thirteenth through hole 928 arranged on the second pipe, a first conical plate 929 fixedly arranged on the second pipe, a fourteenth through hole 930 arranged on the first conical plate, a third pipe 931 fixed on the tray body, a second pipe 931, A fourth tube 932 movably arranged in the third tube and fixedly arranged on the moving plate, a fifteenth through hole 933 arranged on the fourth tube, a second tapered plate 934 fixedly arranged on the fourth tube, and a sixteenth through hole 935 arranged on the second tapered plate; when the disk body moves to the feed inlet, the water inlet on the disk body coincides with the water inlet pipe, the water outlet coincides with the water outlet pipe, in the descending process of the movable plate, the fifth pipe body and the second pipe body descend, the first conical plate and the second conical plate are inserted into the first rubber ring and the second rubber ring, the disk body is communicated with the water inlet pipe and the water outlet pipe through the thirteenth through hole to the sixteenth through hole, when the first conical plate and the second conical plate are pulled out from the first rubber ring and the second rubber ring, the water inlet and the water outlet are closed through the self arrangement of the first rubber ring and the second rubber ring, the water inlet pipe and the water outlet pipe are cooled through the water in the liner, so that the water in the water inlet pipe and the water outlet pipe is cooled, meanwhile, the water in the disk body is cooled, the first check valve is opened through the upward movement of the movable plate, and the water in the liner can finally enter the disk body through the water inlet pipe, the water in the tray body is enabled to return to the inner container again through the water outlet pipe by opening the second one-way valve, when the tray body is integrally moved away, namely when the tray body is moved away from the feeding port, the first one-way valve and the second one-way valve are simultaneously closed, so that the water in the water inlet pipe and the water in the water outlet pipe are remained in the tray body, and when the tray body is sealed at the feeding port again, the work is repeated, namely the water in the tray body is replaced.

The driving device 10 includes a fixed frame 101 fixed on the machine body, a guide rail 102 fixed on the machine body, a third movable seat 103 movably arranged on the guide rail, a fourth movable seat 104 movably arranged on the third movable seat, a connecting rod 105 with two ends respectively fixed on the fourth movable seat and the movable plate, a first slide block 106 with a movable rod arranged on the third movable seat, a third rotating rod 107 rotatably arranged on the fixed frame and with one end rotatably arranged on the first slide block, a second slide block 108 movably arranged on the fourth movable seat, a third roller 109 rotatably arranged on the second slide block, a fourth rotating rod 110 with one end rotatably arranged on the fixed frame and the other end rotatably sleeved on the third roller, a fifth limiting plate 111 and a sixth limiting plate 112 fixedly arranged on the fourth movable seat, a driving shaft 113 rotatably arranged on the fixed frame, and a motor 114 fixedly arranged on the fixed frame and used for driving the driving shaft to rotate, A first rotary table 115 and a second rotary table 116 fixedly sleeved on the driving shaft, a fan-shaped chute 117 arranged on the first rotary table, a fourth roller 118 with one end arranged in the fan-shaped chute and the other end rotatably arranged on the third rotary rod, a diamond-shaped chute 119 arranged on the second rotary table, and a fifth roller 120 with one end arranged on the fifth limiting plate and the sixth limiting plate in a rolling manner and the other end arranged in the diamond-shaped chute; the driving shaft is driven by the motor to rotate, the first rotary disc and the second rotary disc rotate in the same direction, the fourth roller is located in the fan-shaped sliding groove to roll, the fifth roller is located in the rhombic sliding groove to roll, the third rotary rod rotates, the first sliding block is located on the third moving seat to move, the third moving seat is located on the guide rail to move, the fifth roller simultaneously moves along the fifth limiting plate and the sixth limiting plate, the fourth moving seat moves on the third moving seat, the fourth rotary rod rotates, the connecting rod can finally move in a C-shaped track through the arrangement, and finally the disc body moves in the C-shaped track.

The second refrigerating device 7 comprises a first partition plate 71 and a second partition plate 72 which are fixedly arranged in the inner container, a barrel body 73 fixedly arranged on the first partition plate and the second partition plate, a fixed disk 74 fixedly arranged on the second partition plate, a plurality of seventeenth through holes 75 which are annularly distributed at equal intervals and arranged on the fixed disk, a third rotary disk 76 rotatably arranged on the fixed disk, a plurality of eighteenth through holes 77 which are annularly distributed at equal intervals and arranged on the third rotary disk, a first compression cavity 78 arranged on the second partition plate, a push block 79 which is movably arranged in the first compression cavity and fixedly arranged on the third rotary disk, a second compression cavity 710 arranged on the barrel body, a ring body 711 movably arranged in the second compression cavity, a fifth spring ring body 712 with two ends respectively fixedly arranged on the ring body and the barrel body, a nineteenth through hole which is arranged on the barrel body and used for communicating the first compression cavity and the second compression cavity, a push rod 714 with one end movably arranged on the cover plate and the other end fixedly arranged on the ring body 713, A first sleeve 715 with one end fixed on the tray body, a second sleeve 716 movably sleeved on the first sleeve and the other end fixed on the movable plate, and a third refrigerator 717 fixed on the fixed tray; the first sleeve and the push rod are coincided, when the movable plate descends relative to the disc body, the second sleeve descends, air in the first sleeve and the second sleeve pushes the push rod to descend, the ring body descends, the upper end of the ring body leaves the bottom surface of the cover plate, air in the second compression cavity enters the first compression cavity through the nineteenth through hole in the descending process of the ring body, the push block is located in the first compression cavity to move, the seventeenth through hole and the eighteenth through hole in the third rotary disc and the fixed disc are coincided, water located below the second partition plate enters the barrel body through the seventeenth through hole and the eighteenth through hole, water in the barrel body enters the upper portion of the first partition plate from the upper portion of the ring body, water above the first partition plate returns to the lower portion of the second partition plate again to form circulation, water in the circulation process is cooled through the third refrigerator, the cooling is more comprehensive, after the disc body is moved away, the ring body is reset through the fifth spring, after the tray body is removed from the feed inlet, firstly, water below the barrel body and the second partition plate is sucked between the first partition plate and the second partition plate, and then the seventeenth through hole and the eighteenth through hole are staggered, so that the water temperature in the inner container is prevented from rising after the tray body is moved even if the barrel body is separated from the inner container.

The second refrigerating device 7 further comprises a hollow pipe 718, two ends of which are respectively fixed on the first partition plate and the second partition plate, a first check valve 719 and a second check valve 720 which are arranged in the hollow pipe, a third check valve 721 which is movably arranged in the hollow pipe and is positioned between the first check valve and the second check valve, a third cylinder 722 which is fixedly arranged on the cover plate and is used for driving the third check valve to reciprocate, a twentieth through hole 723 which is arranged on the second partition plate, an extension pipe 724 which is arranged at the twentieth through hole, a piston plate 725 which is positioned between the first partition plate and the second partition plate and is movably arranged in the liner, and a fourth cylinder 726 which is fixedly arranged on the first partition plate and is used for driving the piston plate to move; through the reciprocal removal of third cylinder drive third check valve, make the water of first baffle top get into in the hollow tube, water in the hollow tube gets into second baffle below, water below the second baffle gets into in the barrel, water in the barrel gets into first baffle top, form the unicycle, when the disk body moves away from feed inlet department, start the fourth cylinder, make fourth cylinder drive piston plate remove to first baffle direction, make the water of second baffle below get into between second baffle and the piston plate through the twentieth through-hole, can inhale between second baffle and the piston plate more water below the second baffle through the extension pipe setting, make second baffle below can store more water.

The motor is commercially available.

Claims

1. A low-temperature constant-temperature water bath kettle is characterized in that: the refrigerator comprises a refrigerator body (1), an inner container (2) fixedly arranged on the refrigerator body, a heat insulation cavity (3) arranged on the inner container, a first refrigerating device (4) arranged on the refrigerator body and used for controlling the temperature in the heat insulation cavity, a cover plate (5) fixedly arranged on the inner container, a feeding hole (6) arranged on the cover plate, a second refrigerating device (7) arranged inside the inner container, a fixing device (8) arranged at the feeding hole and arranged on the cover plate, a sealing device (9) arranged at the feeding hole and used for sealing the feeding hole, and a driving device (10) arranged on the refrigerator body and used for moving the sealing device.

2. The cryostat water bath according to claim 1 wherein: the first refrigerating device (4) comprises a first sealing plate (41) fixedly arranged on the machine body, a first moving seat (42) and a second moving seat (43) which are respectively movably arranged on two sides of the first sealing plate, a plurality of first spring telescopic rods (44) and a plurality of second spring telescopic rods (45) which are respectively and fixedly arranged on the machine body at equal intervals and with one ends fixedly arranged at the other ends of the plurality of first spring telescopic rods, a plurality of second sealing plates (46) respectively and fixedly arranged at the other ends of the plurality of first spring telescopic rods, a plurality of third sealing plates (47) respectively and fixedly arranged at the other ends of the plurality of second spring telescopic rods, a plurality of first rollers (48) respectively and rotatably arranged on the plurality of second sealing plates, a plurality of second rollers (49) respectively and rotatably arranged on the plurality of third sealing plates, a first refrigerating plate (410) with one end fixedly arranged on the second sealing plate and the other end positioned in the temperature isolating cavity, a second refrigerating plate (411) with one end fixedly arranged on the third sealing plate and the other end positioned in the temperature isolating cavity, A first cavity (412) arranged on the first refrigeration plate, a second cavity (413) arranged on the second refrigeration plate, a first rotating pipe (414) rotatably arranged in the first cavity, a second rotating pipe (415) rotatably arranged in the second cavity, a plurality of first through holes (416) arranged on the first rotating pipe at equal intervals, a plurality of second through holes (417) arranged on the first rotating pipe in a one-to-one correspondence with the plurality of first through holes, a plurality of third through holes (418) arranged on the first refrigeration plate in a one-to-one correspondence with the plurality of first through holes, a plurality of fourth through holes (419) arranged on the first refrigeration plate in a one-to-one correspondence with the plurality of second through holes, a first refrigerator (420) arranged in the first rotating pipe, a first gear (421) fixedly arranged on the first rotating pipe, a first rack (422) movably arranged on the first refrigeration plate and engaged with the first gear, a first limiting plate (423) and a second limiting plate (424) fixedly arranged on the first refrigeration plate, A first cylinder (425) fixedly arranged on the machine body and used for driving the first rack to move, a plurality of fifth through holes (426) equidistantly arranged on the second rotating pipe at intervals, a plurality of sixth through holes (427) arranged on the second rotating pipe in one-to-one correspondence with the fifth through holes, a plurality of seventh through holes (428) arranged on the second refrigerating plate in one-to-one correspondence with the fifth through holes, and a plurality of eighth through holes (429) arranged on the second refrigerating plate in one-to-one correspondence with the sixth through holes, the refrigerator comprises a second refrigerator (430) positioned in a second rotating pipe, a second gear (431) fixedly sleeved on the second rotating pipe, a second rack (432) movably arranged on a second refrigeration plate and meshed with the second gear, a third limiting plate (433) and a fourth limiting plate (434) fixedly arranged on the second refrigeration plate, and a second cylinder (435) fixedly arranged on the machine body and used for driving the second rack to move.

3. The cryostat water bath according to claim 1 wherein: fixing device (8) including equidistance annular distribution and fixed locate a plurality of fixing bases (81) on the apron, rotate respectively and locate a plurality of pivots (82) on a plurality of fixing bases, one end rotates and locates first bull stick (83) and second bull stick (84) of changeing epaxially, one end rotates and locates on the first bull stick and the other end rotates and locates adaptation subassembly (85) on the adjacent epaxial second bull stick of changeing, one end is fixed locate on the apron and third spring telescopic link (86) and fourth spring telescopic link (87) that set up with the pivot meshing, rotate and locate first ball (88) on the third spring telescopic link, rotate and locate second ball (89) on the fourth spring telescopic link.

4. The cryostat water bath according to claim 3 wherein: adaptation subassembly (85) include that one end rotates fifth spring telescopic link (851) of locating on first bull stick, one end rotates sixth spring telescopic link (852) of locating on the second bull stick of adjacent epaxial rotation, both ends are fixed respectively and are located rubber column (853) on fifth spring telescopic link and the sixth spring telescopic link, arc face (854) of locating on the rubber column, a plurality of ring channels (855) on the arc face are located to the equidistance interval, both ends are fixed respectively and are located first spring (856) on fifth spring telescopic link and the sixth spring telescopic link.

5. The cryostat water bath according to claim 1 wherein: sealing device (9) are including disk body (91), movable plate (92) in the portable disk body of locating, both ends are fixed second spring (93) of locating on disk body and the movable plate respectively, one end is fixed locate on the movable plate and movable sleeve locates spring expansion ring (94) on the disk body, equidistance annular distribution just locates a plurality of inserted bars (95) on the disk body, both ends are fixed third spring (96) of locating on inserted bar and the movable plate respectively, locate connection chamber (97) on the apron, just locate a plurality of jacks (98) on the apron with a plurality of inserted bar one-to-ones, locate annular chamber (99) on the apron, portable hollow ring (910) of locating the annular chamber, both ends are fixed fourth spring (911) on hollow ring and the apron respectively, equidistance annular distribution locates a plurality of ninth through-holes (912) on the hollow ring, equidistance annular distribution just is used for the annular chamber and is connected a plurality of tenth through-holes (913) of chamber intercommunication, The V-shaped ring groove (914) is arranged on the spring expansion ring, and the three arc-shaped ring grooves (915) are arranged in the V-shaped ring groove; the jack is communicated with the connecting cavity.

6. The cryostat water bath according to claim 5, wherein: the sealing device (9) further comprises a water inlet pipe (916) and a water outlet pipe (917) which are fixedly arranged on the cover plate, a water inlet (918) which corresponds to the water inlet pipe and is arranged on the tray body, a water outlet (919) which corresponds to the water outlet pipe and is arranged on the tray body, a first check valve (920) arranged on the water inlet pipe, a second check valve (921) arranged on the water outlet pipe, a first rubber ring (922) arranged at the water inlet, an eleventh through hole (923) arranged at the center of the first rubber ring, a second rubber ring (924) arranged at the water outlet, a twelfth through hole (925) arranged at the center of the second rubber ring, a first pipe body (926) fixedly arranged on the tray body, a second pipe body (927) movably arranged in the first pipe body and fixedly arranged on the second pipe body, a thirteenth through hole (928) arranged on the second pipe body, a first conical plate (929) fixedly arranged on the second pipe body, The movable plate comprises a fourteenth through hole (930) formed in the first conical plate, a third pipe body (931) fixedly arranged on the plate body, a fourth pipe body (932) movably arranged in the third pipe body and fixedly arranged on the movable plate, a fifteenth through hole (933) formed in the fourth pipe body, a second conical plate (934) fixedly arranged on the fourth pipe body, and a sixteenth through hole (935) formed in the second conical plate.

7. The cryostat water bath according to claim 5, wherein: the driving device (10) comprises a fixed frame (101) fixedly arranged on the machine body, a guide rail (102) fixedly arranged on the machine body, a third movable seat (103) movably arranged on the guide rail, a fourth movable seat (104) movably arranged on the third movable seat, a connecting rod (105) with two ends respectively fixedly arranged on the fourth movable seat and the movable plate, a first sliding block (106) with a movable rod arranged on the third movable seat, a third rotating rod (107) with one end rotatably arranged on the fixed frame and one end rotatably arranged on the first sliding block, a second sliding block (108) movably arranged on the fourth movable seat, a third roller (109) rotatably arranged on the second sliding block, a fourth rotating rod (110) with one end rotatably arranged on the fixed frame and the other end rotatably sleeved on the third roller, a fifth limiting plate (111) and a sixth limiting plate (112) fixedly arranged on the fourth movable seat, and a driving shaft (113) rotatably arranged on the fixed frame, The motor (114) which is fixedly arranged on the fixing frame and used for driving the driving shaft to rotate, a first rotary table (115) and a second rotary table (116) which are fixedly sleeved on the driving shaft, a fan-shaped sliding groove (117) which is arranged on the first rotary table, a fourth roller (118) which is arranged in the fan-shaped sliding groove and is rotatably arranged at the other end of the fan-shaped sliding groove, a rhombic sliding groove (119) which is arranged on the second rotary table, and a fifth roller (120) which is arranged on a fifth limiting plate and a sixth limiting plate in a rolling manner at one end of the fifth roller and is arranged in the rhombic sliding groove at the other end of the fifth roller.

8. The cryostat water bath according to claim 1 wherein: the second refrigerating device (7) comprises a first partition plate (71) and a second partition plate (72) which are fixedly arranged in the inner container, a barrel body (73) which is fixedly arranged on the first partition plate and the second partition plate, a fixed disk (74) which is fixedly arranged on the second partition plate, a plurality of seventeenth through holes (75) which are annularly distributed at equal intervals and arranged on the fixed disk, a third rotary disk (76) which is rotatably arranged on the fixed disk, a plurality of eighteenth through holes (77) which are annularly distributed at equal intervals and arranged on the third rotary disk, a first compression chamber (78) which is arranged on the second partition plate, a push block (79) which is movably arranged in the first compression chamber and fixedly arranged on the third rotary disk, a second compression chamber (710) which is arranged on the barrel body, a ring body (711) which is movably arranged in the second compression chamber, a fifth spring (712) which is fixedly arranged on the ring body and the barrel body at two ends respectively, and a nineteenth through hole (713) which is arranged on the barrel body and is used for communicating the first compression chamber and the second compression chamber, One end is movably arranged on the cover plate, the other end is fixedly arranged on a push rod (714) on the ring body, one end is fixedly arranged on a first sleeve (715) on the disk body, the other end is fixedly arranged on a second sleeve (716) on the movable plate, and the third refrigerator (717) is fixedly arranged on the fixed disk.

9. The cryostat water bath according to claim 8 wherein: the second refrigerating device (7) further comprises a hollow pipe (718) with two ends respectively fixedly arranged on the first partition board and the second partition board, a first check valve (719) and a second check valve (720) which are arranged in the hollow pipe, a third check valve (721) which is movably arranged in the hollow pipe and is positioned in the middle of the first check valve and the second check valve, a third cylinder (722) which is fixedly arranged on the cover plate and is used for driving the third check valve to reciprocate, a twentieth through hole (723) which is arranged on the second partition board, an extension pipe (724) which is arranged at the twentieth through hole, a piston plate (725) which is positioned between the first partition board and the second partition board and is movably arranged in the inner container, and a fourth cylinder (726) which is fixedly arranged on the first partition board and is used for driving the piston plate to move.