CN215713174U - Ultra-deep cooling furnace with uniform cooling - Google Patents
Ultra-deep cooling furnace with uniform cooling Download PDFInfo
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- CN215713174U CN215713174U CN202121543287.4U CN202121543287U CN215713174U CN 215713174 U CN215713174 U CN 215713174U CN 202121543287 U CN202121543287 U CN 202121543287U CN 215713174 U CN215713174 U CN 215713174U
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- pipe
- furnace
- bearing platform
- furnace body
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- 238000001816 cooling Methods 0.000 title claims abstract description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 92
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000007921 spray Substances 0.000 claims description 24
- 238000005507 spraying Methods 0.000 claims description 16
- 238000011084 recovery Methods 0.000 claims description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 238000005086 pumping Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 244000309464 bull Species 0.000 claims description 6
- 241000834287 Cookeolus japonicus Species 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Heat Treatment Of Articles (AREA)
Abstract
The utility model discloses an ultra-deep cooling furnace capable of uniformly cooling, and relates to the technical field of ultra-deep cooling furnaces. Through the mode that the circulation sprayed, when guaranteeing that the work piece can evenly be refrigerated, can also effectively save the liquid nitrogen, reduce the treatment cost, make the bottom of work piece still can not appear handling the dead angle simultaneously.
Description
Technical Field
The utility model relates to the technical field of ultra-deep cooling furnaces, in particular to an ultra-deep cooling furnace capable of uniformly cooling.
Background
The ultra-deep cooling furnace is used for carrying out deep cooling treatment on metal, the deep cooling treatment of the metal is a new process for improving the performance of a metal material, which is started in recent years, liquid nitrogen is used as a refrigerant, and the deep cooling treatment is carried out on the metal material by a liquid method or a gas method, so that the toughness of a workpiece can be obviously improved and the service life can be prolonged under the condition that the strength and the hardness of the workpiece are not reduced.
The ultra-deep cooling furnace in the prior art directly soaks the workpiece in liquid nitrogen in order to ensure that the workpiece can be uniformly cooled, and a large amount of liquid nitrogen is needed to be used in a soaking mode, so that the treatment cost is increased, and when the workpiece is soaked, the bottom of the workpiece is in contact with the ultra-deep cooling furnace, and the situation that the bottom of the workpiece is difficult to contact with the liquid nitrogen is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ultra-deep cooling furnace capable of uniformly cooling, which aims to solve the problems that the treatment cost is increased due to the soaking mode in the background technology and the bottom of a workpiece is difficult to contact liquid nitrogen.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an ultra-deep cooling furnace capable of uniformly cooling comprises a furnace body and a furnace cover, wherein the furnace cover is arranged at the top of the furnace body, a second motor is installed on the bottom surface of the outside of the furnace body through screws, a liquid feeding pipe and a recovery pipe are inserted into the right side surface of the outside of the furnace body, the liquid feeding pipe is positioned above the recovery pipe, the bottom surface of the inside of the furnace body is rotatably connected with a bearing platform through a rotating shaft, a plurality of conical heads are uniformly welded on the upper surface of the bearing platform, a plurality of bull eye bearings are installed at the bottom of the bearing platform in a centrosymmetric mode, a sliding chute is formed in the bottom surface of the furnace cover, a bidirectional lead screw is rotatably connected between the left side surface and the right side surface of the inside of the sliding chute, a driven gear is sleeved at the middle part of the bidirectional lead screw, sliding blocks capable of sliding left and right are arranged at the left ends and right ends of the inside of the sliding chute, water spraying pipes for spraying liquid nitrogen are welded at the bottoms of the sliding blocks at the left and right ends of the sliding blocks through connecting rods, the top between the spray pipes at the left end and the right end is connected with a first spring pipe, the inside of the upper end of the furnace cover is rotatably connected with a driving gear through a rotating shaft, the left end of the upper surface of the furnace cover is provided with a water pump through a screw, a water suction pipe used for pumping liquid nitrogen is inserted at a water inlet of the water pump, a second spring pipe used for conveying the liquid nitrogen is inserted at a water outlet of the water pump, and the right end of the upper surface of the furnace cover is provided with a first motor through a screw.
Furthermore, the second motor is positioned right below the bearing platform, and a power output shaft of the second motor penetrates into the furnace body and is in transmission connection with a rotating shaft of the bearing platform.
Furthermore, a plurality of the bottom of bull's eye bearing all contacts with the inside bottom surface of furnace body, and a plurality of the bull's eye bearing is located cushion cap pivoted periphery.
Further, the lower end of the interior of the furnace body is provided with liquid nitrogen, the bearing platform is immersed in the liquid nitrogen, the liquid inlet pipe and the recovery pipe are communicated with the interior of the furnace body, and the recovery pipe is immersed in the liquid nitrogen.
Furthermore, the bottom of the water pumping pipe penetrates through the furnace cover and extends into the furnace body, the bottom of the water pumping pipe is immersed in nitrogen liquid, and the bottom of the second spring pipe penetrates through the furnace cover and is connected with the water spraying pipe at the left end.
Furthermore, the water spray pipes at the left end and the right end are respectively positioned at the left side and the right side above the bearing platform, the first spring pipe is positioned right above the bearing platform, and a plurality of spray heads are uniformly inserted into the inner side surfaces of the water spray pipes at the left end and the right end and the bottom surface of the first spring pipe.
Furthermore, the left end and the right end of the bidirectional screw rod respectively penetrate through the sliding blocks at the left end and the right end, and the bidirectional screw rod is in threaded connection with the sliding blocks.
Furthermore, the driving gear is located right above the driven gear and meshed with the driven gear, the first motor is located on the right side of the driving gear, and a power output shaft of the first motor penetrates into the furnace cover and is in transmission connection with a rotating shaft of the driving gear.
Compared with the prior art, the utility model has the following beneficial effects:
the spraying pipes are arranged on the left side and the right side above the bearing platform, the first spring pipes are arranged at the top of the spraying pipes, the workpieces are placed on the bearing platform, the spraying pipes and the spraying heads on the first spring pipes can spray liquid nitrogen on the workpieces, and when the liquid nitrogen sprays, the bearing platform can drive the workpieces to rotate slowly, so that all surfaces of the workpieces can be sprayed with the liquid nitrogen, the workpieces are uniformly cooled, meanwhile, the liquid nitrogen during spraying can be gathered at the lower end inside the furnace body and submerge the bearing platform, and when the workpieces are placed on the bearing platform, the conical head can jack the workpieces, so that an interval exists between the bottom of the workpieces and the upper surface of the bearing platform, and when the bearing platform is submerged, the liquid nitrogen can also be filled between the workpieces and the bearing platform, so that the bottom of the workpieces can be subjected to cryogenic treatment, meanwhile, the gathered liquid nitrogen can be extracted again and sprayed out, and then the circulating spraying mode is adopted, the liquid nitrogen can be effectively saved while the workpiece can be uniformly cooled, the treatment cost is reduced, and meanwhile, the bottom of the workpiece cannot have dead corners.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention.
FIG. 2 is an enlarged view of a portion of FIG. 1 according to the present invention.
FIG. 3 is an enlarged view of a portion of FIG. 1B according to the present invention.
In FIGS. 1-3: 1-furnace body, 2-furnace cover, 201-sliding chute, 3-bearing platform, 301-conical head, 4-bull's eye bearing, 5-bidirectional screw rod, 501-driven gear, 6-sliding block, 7-water spray pipe, 8-first spring pipe, 9-spray head, 10-water pump, 1001-water suction pipe, 1002-second spring pipe, 11-driving gear, 12-first motor, 13-liquid feeding pipe, 14-recovery pipe and 15-second motor.
Detailed Description
Please refer to fig. 1 to 3:
the utility model provides an ultra-deep cooling furnace capable of uniformly cooling, which comprises a furnace body 1 and a furnace cover 2, wherein the furnace cover 2 covers the top of the furnace body 1, a second motor 15 is installed on the bottom surface of the outside of the furnace body 1 through screws, a liquid feeding pipe 13 and a recovery pipe 14 are inserted on the right side surface of the outside of the furnace body 1, the liquid feeding pipe 13 is positioned above the recovery pipe 14, the bottom surface of the inside of the furnace body 1 is rotatably connected with a bearing platform 3 through a rotating shaft, a plurality of conical heads 301 are uniformly welded on the upper surface of the bearing platform 3, a plurality of bull eye bearings 4 are installed at the bottom of the bearing platform 3 in a centrosymmetric mode, a sliding groove 201 is formed in the bottom surface of the furnace cover 2, a bidirectional screw 5 is rotatably connected between the left side surface and the right side surface of the inside of the sliding groove 201, a driven gear 501 is sleeved in the middle part of the bidirectional screw 5, sliding blocks 6 capable of sliding left and right are respectively arranged at the left ends and right ends of the inside of the sliding groove 201, water spraying pipes 7 for spraying liquid nitrogen are respectively welded at the bottoms of the sliding blocks 6 at the left ends through connecting rods, the top between the spray pipe 7 of controlling both ends has connect with first spring 8 mutually, and the inside of bell 2 upper end is rotated through the pivot and is connected with driving gear 11, and there is water pump 10 at the left end of bell 2 upper surface through the mounting screw, and the department of the water inlet of water pump 10 is pegged graft and is had the drinking-water pipe 1001 that is used for extracting the liquid nitrogen, and the department of the water outlet of water pump 10 is pegged graft and is had the second spring 1002 that is used for carrying the liquid nitrogen, and there is first motor 12 at the right-hand member of bell 2 upper surface through the mounting screw.
Specifically, the second motor 15 is positioned right below the bearing platform 3, a power output shaft of the second motor 15 penetrates through the interior of the furnace body 1 and is in transmission connection with a rotating shaft of the bearing platform 3, the bottoms of the plurality of bull's eye bearings 4 are all in contact with the bottom surface of the interior of the furnace body 1, the plurality of bull's eye bearings 4 are positioned on the periphery of the rotation of the bearing platform 3, liquid nitrogen is arranged at the lower end of the interior of the furnace body 1, the bearing platform 3 is immersed in the liquid nitrogen, the liquid inlet pipe 13 and the recovery pipe 14 are both communicated with the interior of the furnace body 1, the recovery pipe 14 is immersed in the liquid nitrogen, the bottom of the water pumping pipe 1001 penetrates through the furnace cover 2 and extends into the interior of the furnace body 1, the bottom of the water pumping pipe 1001 is immersed in the liquid nitrogen, the bottom of the second spring pipe penetrates through the furnace cover 2 and is connected with the water spraying pipe 7 at the left end, the water spraying pipes 7 at the left end and the right end are respectively positioned at the left side and the right side above the bearing platform 3, and the first spring pipe 8 is positioned right above the bearing platform 3, the medial surface of the spray pipe 7 of controlling both ends and the bottom surface of first spring pipe 8 all evenly peg graft and have a plurality of shower nozzle 9, both ends run through the slider 6 of controlling both ends respectively about two-way lead screw 5, and two-way lead screw 5 and slider 6 threaded connection, driving gear 11 is located driven gear 501 directly over and meshes with driven gear 501, first motor 12 is located the right side of driving gear 11, and the power output shaft of first motor 12 runs through into the inside of bell 2 and is connected with the pivot transmission of driving gear 11.
According to the above, the furnace cover 2 is taken down from the furnace body 1, a workpiece to be processed can be placed on the bearing platform 3, when the workpiece is placed on the bearing platform 3, the conical head 301 can jack the workpiece, so that a gap is reserved between the bottom of the workpiece and the upper surface of the bearing platform 3, the second motor 15 can drive the bearing platform 3 to rotate slowly, the workpiece on the bearing platform 3 rotates synchronously, and the bull eye bearing 4 can assist the bearing platform 3 to rotate, so that the rotation stability is improved;
after a workpiece is placed on the bearing platform 3, the furnace cover 2 is covered, the spray pipes 7 at the left end and the right end are respectively positioned at the left side and the right side of the workpiece, the first spring pipe 8 is positioned right above the workpiece, the spray heads 9 on the spray pipes 7 and the second spring pipe 8 face the workpiece, the first motor 12 can drive the bidirectional screw 5 to rotate through the matching of the driving gear 11 and the driven gear 501, then the rotating bidirectional screw 5 can push the sliding blocks 6 at the left end and the right end to be away from or close to each other, and meanwhile the sliding blocks 6 at the left end and the right end which are away from or close to each other can synchronously drive the spray pipes 7 at the left side and the right side of the workpiece to synchronously move, so that the distance between the spray pipes 7 and the workpiece can be adjusted, and when the spray pipes 7 move, the first spring pipes 8 can stretch;
the liquid adding pipe 13 can discharge liquid nitrogen into the furnace body 1, the recycling pipe 14 can recycle the liquid nitrogen in the furnace body 1, valves are arranged on the liquid adding pipe 13 and the recycling pipe 14, the liquid adding pipe 13 and the recycling pipe 14 are in a closed state when not in use, the water pump 10 can utilize the water suction pump 1001 to pump the liquid nitrogen in the furnace body 1, then the pumped liquid nitrogen is discharged into the spray pipe 7 and the first spring pipe 8 through the second spring pipe 1002, then the liquid nitrogen in the spray pipe 7 and the first spring pipe 8 is sprayed on the surface of a workpiece through the spray head 9, and when the liquid nitrogen is sprayed, the bearing platform 3 drives the workpiece to rotate slowly, so that the sprayed liquid nitrogen can be sprayed on each surface of the workpiece, the workpiece can be cooled uniformly, meanwhile, the sprayed liquid nitrogen can fall again and gather at the lower end in the furnace body 1, and when the liquid nitrogen gathers, because an interval exists between the bottom of the workpiece and the bearing platform 3, therefore, liquid nitrogen can be filled between the workpiece and the bearing platform 3, the bottom of the workpiece is subjected to cryogenic treatment, and the gathered liquid nitrogen is extracted by the water pump 10 again and sprayed on the workpiece again, so that the liquid nitrogen can be effectively saved, the treatment cost is reduced, and the bottom of the workpiece cannot have treatment dead angles in the circulating spraying mode while the workpiece can be uniformly cooled.
Claims (8)
1. The utility model provides a receive even super deep cooling stove of cold, includes furnace body (1) and bell (2), bell (2) lid is at the top of furnace body (1), its characterized in that:
a second motor (15) is installed on the bottom surface of the outside of the furnace body (1) through screws, a liquid feeding pipe (13) and a recovery pipe (14) are inserted into the right side surface of the outside of the furnace body (1), the liquid feeding pipe (13) is located above the recovery pipe (14), the bottom surface of the inside of the furnace body (1) is rotatably connected with a bearing platform (3) through a rotating shaft, a plurality of conical heads (301) are uniformly welded on the upper surface of the bearing platform (3), and a plurality of bull eye bearings (4) are installed at the bottom of the bearing platform (3) in a centrosymmetric mode;
the bottom surface of the furnace cover (2) is provided with a sliding groove (201), a bidirectional lead screw (5) is rotatably connected between the left side surface and the right side surface inside the sliding groove (201), a driven gear (501) is sleeved at the middle part of the bidirectional lead screw (5), sliders (6) capable of sliding left and right are arranged at the left end and the right end inside the sliding groove (201), water spray pipes (7) used for spraying liquid nitrogen are welded at the bottoms of the sliders (6) at the left end and the right end through connecting rods, a first spring pipe (8) is connected at the top between the water spray pipes (7) at the left end and the right end, a driving gear (11) is rotatably connected inside the upper end of the furnace cover (2) through a rotating shaft, a water pump (10) is installed at the left end of the upper surface of the furnace cover (2) through screws, a water inlet inserting pipe (1001) of the water pump (10) is provided with a water suction pipe (1001) used for extracting liquid nitrogen, a second spring pipe (1002) used for conveying liquid nitrogen is inserted at a water outlet of the water pump (10), the right end of the upper surface of the furnace cover (2) is provided with a first motor (12) through a screw.
2. The ultra-deep cooling furnace capable of uniformly cooling according to claim 1, wherein: the second motor (15) is positioned under the bearing platform (3), and a power output shaft of the second motor (15) penetrates into the furnace body (1) and is in transmission connection with a rotating shaft of the bearing platform (3).
3. The ultra-deep cooling furnace capable of uniformly cooling according to claim 2, wherein: a plurality of the bottom of bull's eye bearing (4) all contacts with the inside bottom surface of furnace body (1), and a plurality of bull's eye bearing (4) are located cushion cap (3) pivoted periphery.
4. The ultra-deep cooling furnace capable of uniformly cooling according to claim 1, wherein: the lower end of the interior of the furnace body (1) is filled with liquid nitrogen, the bearing platform (3) is immersed in the liquid nitrogen, the liquid inlet pipe (13) and the recovery pipe (14) are both communicated with the interior of the furnace body (1), and the recovery pipe (14) is immersed in the liquid nitrogen.
5. The ultra-deep cooling furnace capable of uniformly cooling according to claim 4, wherein: the bottom of the water pumping pipe (1001) penetrates through the furnace cover (2) and extends into the furnace body (1), the bottom of the water pumping pipe (1001) is immersed in nitrogen liquid, and the bottom of the second spring pipe (1002) penetrates through the furnace cover (2) and is connected with the water spraying pipe (7) at the left end.
6. The ultra-deep cooling furnace capable of uniformly cooling according to claim 1, wherein: the water spray pipes (7) at the left end and the right end are respectively positioned at the left side and the right side above the bearing platform (3), the first spring pipe (8) is positioned right above the bearing platform (3), and a plurality of spray heads (9) are uniformly inserted into the inner side surfaces of the water spray pipes (7) and the bottom surface of the first spring pipe (8) at the left end and the right end.
7. The ultra-deep cooling furnace capable of uniformly cooling according to claim 1, wherein: the left end and the right end of the bidirectional screw rod (5) penetrate through the sliding blocks (6) at the left end and the right end respectively, and the bidirectional screw rod (5) is in threaded connection with the sliding blocks (6).
8. The ultra-deep cooling furnace capable of uniformly cooling according to claim 1, wherein: the furnace cover is characterized in that the driving gear (11) is located right above the driven gear (501) and meshed with the driven gear (501), the first motor (12) is located on the right side of the driving gear (11), and a power output shaft of the first motor (12) penetrates into the furnace cover (2) and is in transmission connection with a rotating shaft of the driving gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121543287.4U CN215713174U (en) | 2021-07-07 | 2021-07-07 | Ultra-deep cooling furnace with uniform cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121543287.4U CN215713174U (en) | 2021-07-07 | 2021-07-07 | Ultra-deep cooling furnace with uniform cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215713174U true CN215713174U (en) | 2022-02-01 |
Family
ID=80047848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121543287.4U Expired - Fee Related CN215713174U (en) | 2021-07-07 | 2021-07-07 | Ultra-deep cooling furnace with uniform cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215713174U (en) |
-
2021
- 2021-07-07 CN CN202121543287.4U patent/CN215713174U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |