CN112963994A - Small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen - Google Patents
Small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen Download PDFInfo
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- CN112963994A CN112963994A CN202110311479.0A CN202110311479A CN112963994A CN 112963994 A CN112963994 A CN 112963994A CN 202110311479 A CN202110311479 A CN 202110311479A CN 112963994 A CN112963994 A CN 112963994A
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- Prior art keywords
- liquid nitrogen
- fixedly connected
- cabinet body
- continuously supplying
- sealing door
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
- F25D3/11—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air with conveyors carrying articles to be cooled through the cooling space
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/36—Freezing; Subsequent thawing; Cooling
- A23L3/37—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals
- A23L3/375—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals with direct contact between the food and the chemical, e.g. liquid nitrogen, at cryogenic temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/04—Charging, supporting, and discharging the articles to be cooled by conveyors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
Abstract
The invention discloses small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen, which comprises supporting legs, wherein the upper ends of the supporting legs are fixedly connected with a cabinet body, and the upper end of the cabinet body is fixedly connected with an insulation can; the inside fixed mounting of the cabinet body has the motor, the upper end fixedly connected with threaded rod of motor, and the outside of threaded rod is equipped with the crane, the lower extreme fixedly connected with sealing door of crane, cabinet body both sides are equipped with the import, and the import is located the sealing door both sides, the inside fixedly connected with coiled pipe of the cabinet body, and the lower extreme of coiled pipe is equipped with the liquid nitrogen export. When the invention is used, the storage bottle and the heating rod are designed, the compressed liquid air can be fractionated to generate nitrogen, and the residual gas can be discharged through the exhaust port so as to be convenient for the subsequent continuous fractionation. Through the design have sliding block and connecting plate, descend through the sealing door and can make the sliding block descend to can make the liquid nitrogen export automatic opening, need not open the liquid nitrogen export in extra control.
Description
Technical Field
The invention relates to liquid nitrogen preparation equipment, in particular to small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen.
Background
The food freezing technology and the freezing equipment are widely applied to the production, transportation and storage processes of perishable foods such as meat, poultry, aquatic products, milk, eggs, vegetables, fruits and the like, and the frozen foods have the advantages of good nutrition preservation, convenient use, difficult deterioration, sanitary eating and economy. Liquid nitrogen is the most environment-friendly and most efficient cooling and freezing mode at present, and the ultra-cold temperature of the liquid nitrogen can quickly and powerfully cool food, so that the moisture and the quality of the food are completely preserved, and the primary color, the primary taste and the primary quality of the frozen food are ensured.
However, the existing apparatus cannot automatically open the supply of liquid nitrogen with the opening of the valve of the apparatus. Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a liquid nitrogen producing apparatus which is compact and can continuously supply liquid nitrogen.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the background art, and an object of the present invention is to provide a liquid nitrogen producing apparatus which is small and can continuously supply liquid nitrogen.
In order to achieve the purpose, the invention provides the following technical scheme:
a small liquid nitrogen preparation device capable of continuously supplying liquid nitrogen comprises supporting legs, wherein the upper ends of the supporting legs are fixedly connected with a cabinet body, and the upper end of the cabinet body is fixedly connected with an insulation can;
the inside fixed mounting of the cabinet body has the motor, the upper end fixedly connected with threaded rod of motor, the outside of threaded rod is equipped with the crane, the lower extreme fixedly connected with sealing door of crane, cabinet body both sides are equipped with the import, the import is located the sealing door both sides, the inside fixedly connected with coiled pipe of the cabinet body, the lower extreme of coiled pipe is equipped with the liquid nitrogen export, the inside below sliding connection that is located the liquid nitrogen export of the cabinet body has the jam piece, the inside sliding connection of the cabinet body has the sliding block, be connected with the connecting rod between sliding block and the jam piece, sealing door one side fixedly connected with connecting plate, the.
When the frozen object in area carries out the inside of the cabinet body, through starter motor, it rotates to drive the threaded rod through motor start, it makes the crane descend to rotate through the threaded rod, it descends to drive the sealing door through the crane decline, the sealing door descends, compress tightly the conveyer belt in the inside of the cabinet body, oppress the sliding block downstream through the connecting plate when the sealing door descends, it removes to both sides to drive the jam piece through the connecting rod during sliding block downstream, jam piece and liquid nitrogen export separation, make the liquid nitrogen export open, the liquid nitrogen flows out and freezes for the object, after freezing finishes, the sealing door rises, the jam piece resets under the effect of spring and plugs up the liquid nitrogen export after the sealing door rises.
As a further scheme of the invention: and a second air pump is fixedly arranged on one side inside the heat preservation box, and a storage bottle is fixedly arranged on one side, located on the second air pump, inside the heat preservation box.
As a still further scheme of the invention: the heating rod is fixedly arranged inside the storage bottle, the upper end inside the storage bottle is fixedly connected with an exhaust port, and a control valve is fixedly arranged between the exhaust port and the storage bottle.
As a still further scheme of the invention: the upper end of the inside of the cabinet body is fixedly provided with a first air pump, and the upper end of the first air pump is communicated with the storage bottle. Use through external controller and power, the user pressurizes to depositing bottle inside from external inhaled air through air pump two, make the air change into liquid, then heat gradually through the stick of heating and fractionate, nitrogen gas evaporates out at first from liquid air in this in-process, nitrogen gas pressurizes through air pump one with the inside of nitrogen gas inhalation locker room and can obtain the liquid nitrogen, the liquid nitrogen absorbs the back that finishes, through opening the control valve, make the inside remaining liquid gas of depositing bottle discharge, so that continue to produce nitrogen gas afterwards.
As a still further scheme of the invention: the inside upper end opposite side fixedly connected with locker room of the cabinet body, the lower extreme fixedly connected with connecting pipe in locker room, an air pump other end and locker room intercommunication.
As a still further scheme of the invention: the cabinet body both sides are equipped with the conveyer belt, and the conveyer belt passes the inside of the cabinet body.
As a still further scheme of the invention: the upper end of the coiled pipe is positioned at two sides of the motor, and the upper end of the coiled pipe is communicated with the connecting pipe.
As a still further scheme of the invention: the inside fixedly connected with fixed column of the cabinet body, the fixed column passes stifled chock, and the outside of fixed column is located stifled chock one side and is equipped with the spring.
As a still further scheme of the invention: the lower extreme both sides fixedly connected with joint piece of sealing door, the outside sliding connection of joint piece (702) has the connecting plate, the downside fixedly connected with brush of connecting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. the design of the storage bottle and the heating rod can fractionate the compressed liquid air to generate nitrogen, and the residual gas can be discharged through the exhaust port so as to continue the fractionation.
2. Through the design have sliding block and connecting plate, descend through the sealing door and can make the sliding block descend to can make the liquid nitrogen export automatic opening, need not open the liquid nitrogen export in extra control.
Drawings
FIG. 1 is a schematic view showing a structure of a small liquid nitrogen production apparatus capable of continuously supplying liquid nitrogen.
FIG. 2 is a schematic diagram showing a side view of a small liquid nitrogen production apparatus capable of continuously supplying liquid nitrogen.
FIG. 3 is a schematic view showing the construction of an incubator in a small-sized liquid nitrogen production apparatus capable of continuously supplying liquid nitrogen.
FIG. 4 is an enlarged view of A of FIG. 1, which is a small-sized liquid nitrogen production apparatus capable of continuously supplying liquid nitrogen.
FIG. 5 is a sealing door of one embodiment of a small liquid nitrogen preparation apparatus capable of continuously supplying liquid nitrogen.
FIG. 6 is a view showing a sealing door in the second embodiment of a small-sized liquid nitrogen producing apparatus capable of continuously supplying liquid nitrogen.
In the figure: 1. supporting legs; 2. a cabinet body; 3. an inlet; 4. a motor; 5. a threaded rod; 6. a lifting frame; 7. a sealing door; 701. a roller; 702. a clamping block; 703. a connecting plate; 704. a brush; 8. a serpentine tube; 9. a liquid nitrogen outlet; 10. a conveyor belt; 11. a connecting plate; 12. a slider; 13. a connecting rod; 14. a plugging block; 15. fixing a column; 16. a spring; 17. a connecting pipe; 18. a storage chamber; 19. a first air pump; 20. a heat preservation box; 21. storing the bottles; 22. a heating rod; 23. a second air pump; 24. an exhaust port; 25. and (4) controlling the valve.
Detailed Description
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.
The first embodiment is as follows: referring to fig. 1 to 5, in an embodiment of the present invention, a small liquid nitrogen preparation apparatus capable of continuously supplying liquid nitrogen includes a supporting leg 1, a cabinet 2 is fixedly connected to an upper end of the supporting leg 1, and an incubator 20 is fixedly connected to an upper end of the cabinet 2; the two sides of the cabinet body 2 are provided with the conveyor belts 10, the conveyor belts 10 penetrate through the cabinet body 2,
the inside fixed mounting of the cabinet body 2 has motor 4, the upper end fixedly connected with threaded rod 5 of motor 4, the outside of threaded rod 5 is equipped with crane 6, the lower extreme fixedly connected with sealing door 7 of crane 6, 2 both sides of the cabinet body are equipped with import 3, import 3 is located sealing door 7 both sides, the inside fixedly connected with coiled pipe 8 of the cabinet body 2, the lower extreme of coiled pipe 8 is equipped with liquid nitrogen export 9, the below sliding connection that the inside of the cabinet body 2 is located liquid nitrogen export 9 has jam piece 14, the inside sliding connection of the cabinet body 2 has sliding block 12, be connected with connecting rod 13 between sliding block 12 and the jam piece 14, 7 one side fixedly connected with connecting plate 11 of sealing door, connecting plate 11 is located sliding block 12.
The upper end of coiled pipe 8 is located the both sides of motor 4, and the upper end and the connecting pipe 17 intercommunication of coiled pipe 8, the inside fixedly connected with fixed column 15 of cabinet body 2, fixed column 15 pass jam block 14, and the outside of fixed column 15 is located jam block 14 one side and is equipped with spring 16.
When the frozen object in area carries out the inside of the cabinet body 2, through starter motor 4, it rotates to start drive threaded rod 5 through motor 4, it makes crane 6 descend to rotate through threaded rod 5, it descends to drive sealing door 7 through crane 6 descends, sealing door 7 descends, compress tightly conveyer belt 10 in the inside of the cabinet body 2, sliding block 12 downshifts through connecting plate 11 oppression simultaneously of sealing door 7 descends, sliding block 12 downshifts through connecting rod 13 drive stifled piece 14 to both sides removal during the downshifting, stifled piece 14 and liquid nitrogen export 9 separation, make liquid nitrogen export 9 open, the liquid nitrogen outflow freezes for the object, after freezing finishes, sealing door 7 rises, stifled piece 14 resets under spring 16's effect and blocks up liquid nitrogen export 9 after sealing door 7 rises.
An air pump II 23 is fixedly installed on one side inside the heat preservation box 20, a storage bottle 21 is fixedly installed inside the heat preservation box 20 and located on one side of the air pump II 23, a heating rod 22 is fixedly installed inside the storage bottle 21, an air outlet 24 is fixedly connected to the upper end inside the storage bottle 21, a control valve 25 is fixedly installed between the air outlet 24 and the storage bottle 21, an air pump I19 is fixedly installed on the upper end inside the cabinet body 2, and the upper end of the air pump I19 is communicated with the storage bottle 21;
the inside upper end opposite side fixedly connected with locker room 18 of the cabinet body 2, the lower extreme fixedly connected with connecting pipe 17 of locker room 18, the air pump 19 other end and locker room 18 intercommunication, use with the power through external controller, the user pressurizes from the external air that inhales to locker room 21 inside through air pump two 23, make the air change into liquid, then heat the fractionation through heating rod 22 gradually, this in-process nitrogen gas is at first evaporated from liquid air, nitrogen gas pressurizes the inside of locker room 18 through air pump one 19 and can obtain the liquid nitrogen, the liquid nitrogen absorbs the back that finishes, through opening control valve 25, make the remaining liquid gas of locker 21 inside discharge, so that follow-up continuation produces nitrogen gas.
Example two: referring to fig. 6, as a further improvement of the previous embodiment, clamping blocks 702 are fixedly connected to two sides of the lower end of the sealing door 7, a connecting plate 703 is slidably connected to the outer side of the clamping blocks 702, a brush 704 is fixedly connected to the lower side of the connecting plate 703, the clamping blocks 702 and the connecting plate 703 can be conveniently detached, and the brush 704 can clean the conveyor belt 10.
The working principle of the invention is as follows:
this device is when using, use through external controller and power, the user pressurizes from the external air of inhaling to storage bottle 21 inside through air pump two 23, make the air change into liquid, then heat the fractionation through heating rod 22 gradually, nitrogen gas evaporates out at first from liquid air in this process, nitrogen gas can obtain the liquid nitrogen through air pump one 19 with nitrogen gas inhalation store room 18's inside pressurizeing, the liquid nitrogen absorbs the back that finishes, through opening control valve 25, make the inside remaining liquid gas of storage bottle 21 discharge, so that continue to produce nitrogen gas afterwards.
When the frozen object in area carries out the inside of the cabinet body 2, through starter motor 4, it rotates to start drive threaded rod 5 through motor 4, it makes crane 6 descend to rotate through threaded rod 5, it descends to drive sealing door 7 through crane 6 descends, sealing door 7 descends, compress tightly conveyer belt 10 in the inside of the cabinet body 2, sliding block 12 downshifts through connecting plate 11 oppression simultaneously of sealing door 7 descends, sliding block 12 downshifts through connecting rod 13 drive stifled piece 14 to both sides removal during the downshifting, stifled piece 14 and liquid nitrogen export 9 separation, make liquid nitrogen export 9 open, the liquid nitrogen outflow freezes for the object, after freezing finishes, sealing door 7 rises, stifled piece 14 resets under spring 16's effect and blocks up liquid nitrogen export 9 after sealing door 7 rises.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen comprises supporting legs (1), and is characterized in that the upper ends of the supporting legs (1) are fixedly connected with a cabinet body (2), and the upper end of the cabinet body (2) is fixedly connected with an incubator (20);
a motor (4) is fixedly installed inside the cabinet body (2), a threaded rod (5) is fixedly connected to the upper end of the motor (4), a lifting frame (6) is arranged on the outer side of the threaded rod (5), a sealing door (7) is fixedly connected to the lower end of the lifting frame (6), rollers (701) are rotatably connected to the lower end of the sealing door (7), inlets (3) are arranged on two sides of the cabinet body (2), the inlets (3) are located on two sides of the sealing door (7), a coiled pipe (8) is fixedly connected inside the cabinet body (2), a liquid nitrogen outlet (9) is arranged at the lower end of the coiled pipe (8), a blocking block (14) is slidably connected to the lower portion of the liquid nitrogen outlet (9) inside the cabinet body (2), a sliding block (12) is slidably connected inside the cabinet body (2), a connecting rod (13) is connected between the sliding block (12) and the blocking block (14), the connecting plate (11) is positioned above the sliding block (12).
2. The small-sized liquid nitrogen preparation device capable of continuously supplying liquid nitrogen according to claim 1, wherein a second air pump (23) is fixedly installed at one side inside the incubator (20), and a storage bottle (21) is fixedly installed at one side of the second air pump (23) inside the incubator (20).
3. The liquid nitrogen preparation apparatus of claim 2, wherein a heating rod (22) is fixedly installed inside the storage bottle (21), an exhaust port (24) is fixedly connected to the upper end inside the storage bottle (21), and a control valve (25) is fixedly installed between the exhaust port (24) and the storage bottle (21).
4. The small-sized liquid nitrogen preparation device capable of continuously supplying liquid nitrogen as claimed in claim 1, wherein a first air pump (19) is fixedly installed at the upper end of the inside of the cabinet body (2), and the upper end of the first air pump (19) is communicated with the storage bottle (21).
5. The small liquid nitrogen preparing apparatus capable of continuously supplying liquid nitrogen according to claim 1, wherein a storage chamber (18) is fixedly connected to the other side of the upper end of the inside of the cabinet (2), a connecting pipe (17) is fixedly connected to the lower end of the storage chamber (18), and the other end of the first air pump (19) is communicated with the storage chamber (18).
6. A small liquid nitrogen production apparatus capable of continuously supplying liquid nitrogen according to claim 1, wherein said cabinet (2) is provided with a conveyor belt (10) at both sides, and the conveyor belt (10) passes through the inside of the cabinet (2).
7. The liquid nitrogen production apparatus of claim 1, wherein the upper end of the coil (8) is located at both sides of the motor (4), and the upper end of the coil (8) is connected to the connection pipe (17).
8. The small liquid nitrogen preparation apparatus capable of continuously supplying liquid nitrogen according to claim 1, wherein a fixing column (15) is fixedly connected to the inside of the cabinet (2), the fixing column (15) penetrates through the blocking block (14), and a spring (16) is arranged on the outer side of the fixing column (15) on one side of the blocking block (14).
9. The small liquid nitrogen preparation apparatus capable of continuously supplying liquid nitrogen as claimed in claim 1, wherein clamping blocks (702) are fixedly connected to both sides of the lower end of the sealing door (7), a connecting plate (703) is slidably connected to the outer side of the clamping blocks (702), and a brush (704) is fixedly connected to the lower side of the connecting plate (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311479.0A CN112963994A (en) | 2021-03-24 | 2021-03-24 | Small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311479.0A CN112963994A (en) | 2021-03-24 | 2021-03-24 | Small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen |
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| Publication Number | Publication Date |
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| CN112963994A true CN112963994A (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110311479.0A Pending CN112963994A (en) | 2021-03-24 | 2021-03-24 | Small liquid nitrogen preparation equipment capable of continuously supplying liquid nitrogen |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237695A (en) * | 1976-11-13 | 1980-12-09 | Linde Aktiengesellschaft | Method of and apparatus for the cooling of articles or materials |
| CN104720074A (en) * | 2015-04-21 | 2015-06-24 | 温中彬 | Liquid-nitrogen self-producing mobile frozen-storage production line |
| CN205482053U (en) * | 2016-04-01 | 2016-08-17 | 深圳市德捷力冷冻科技有限公司 | Compound frozen machine of small -size cabinet type compressor liquid nitrogen |
| CN108236061A (en) * | 2017-07-15 | 2018-07-03 | 科威嘉尼（江苏）制冷设备有限公司 | One kind can the online liquid nitrogen frozen equipment of quantity-produced |
| CN111102776A (en) * | 2019-11-26 | 2020-05-05 | 嘉善三星滑动轴承科技股份有限公司 | Quick cooling device of finished product of mechanical equipment manufacturing usefulness |
| CN211501677U (en) * | 2019-12-23 | 2020-09-15 | 北京汉昌绿源环保工程有限公司 | Valve and fume chamber |
-
2021
- 2021-03-24 CN CN202110311479.0A patent/CN112963994A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237695A (en) * | 1976-11-13 | 1980-12-09 | Linde Aktiengesellschaft | Method of and apparatus for the cooling of articles or materials |
| CN104720074A (en) * | 2015-04-21 | 2015-06-24 | 温中彬 | Liquid-nitrogen self-producing mobile frozen-storage production line |
| CN205482053U (en) * | 2016-04-01 | 2016-08-17 | 深圳市德捷力冷冻科技有限公司 | Compound frozen machine of small -size cabinet type compressor liquid nitrogen |
| CN108236061A (en) * | 2017-07-15 | 2018-07-03 | 科威嘉尼（江苏）制冷设备有限公司 | One kind can the online liquid nitrogen frozen equipment of quantity-produced |
| CN111102776A (en) * | 2019-11-26 | 2020-05-05 | 嘉善三星滑动轴承科技股份有限公司 | Quick cooling device of finished product of mechanical equipment manufacturing usefulness |
| CN211501677U (en) * | 2019-12-23 | 2020-09-15 | 北京汉昌绿源环保工程有限公司 | Valve and fume chamber |
Non-Patent Citations (1)
| Title |
|---|
| 牟宝喜主编: "《钢铁企业的风险与风险管理》", 31 December 2008, 冶金工业出版社 * |
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