CN218001901U - Negative pressure liquid nitrogen subcooler device - Google Patents
Negative pressure liquid nitrogen subcooler device Download PDFInfo
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- CN218001901U CN218001901U CN202221254647.3U CN202221254647U CN218001901U CN 218001901 U CN218001901 U CN 218001901U CN 202221254647 U CN202221254647 U CN 202221254647U CN 218001901 U CN218001901 U CN 218001901U
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Abstract
The utility model discloses a subcooler technical field's a negative pressure liquid nitrogen subcooler device, including the ware body, the surface mounting of the ware body has into row mechanism, the all side fixed mounting of the ware body has the driving piece, the inner wall of the ware body rotates and is connected with and revolves the frame, the inboard of revolving the frame is provided with a set of snakelike branch pipe that passes through the antithetical couplet pipe and relevant intercommunication, the fixed intercommunication of one end of snakelike branch pipe has the feeding branch pipe, the fixed intercommunication of the other end of snakelike branch pipe has row material branch pipe, arrange the all side fixed mounting of material branch pipe and have the transmission post, the all side and the transmission of driving piece are connected, the inner wall fixed mounting who revolves the frame has the cold fin board of leading that two sets of symmetries set up, two sets of inner walls of leading cold fin board all with a set of snakelike branch pipe fixed connection. The utility model discloses a setting of revolving frame, snakelike branch pipe and driving piece becomes the static formula subcooling structure of traditional subcooler and is the rotary type subcooling mechanism, during the use, under the effect of driving piece, the coiled pipe can be with the setting speed rotating.
Description
Technical Field
The utility model relates to a subcooler technical field specifically is a negative pressure liquid nitrogen subcooler device.
Background
Subcooler device is in the workshop, it is domestic, fields such as automobile-used are very extensive, subcooler commonly used need utilize compressor or electric energy to provide power in refrigeration process, it is not suitable in large-scale cooling process, in the use of traditional liquid nitrogen subcooler, often because of waiting that cooling tube contacts liquid nitrogen quench, lead to the pipeline to break or the pipeline content takes place the change of property, for the problem that proposes in solving above-mentioned background art, the patent document with publication No. CN205784037U discloses a negative pressure liquid nitrogen subcooler device, the material pipe that the device set up at first passes through the secondary cooling tank, contact with the nitrogen gas that the temperature is relatively lower, carry out the primary cooling, get into the primary cooling tank again, carry out heat transfer with the nitrogen gas of decompression gasification, further quench, effectively avoid the material pipe temperature to drop to lead to the pipeline to break the material rotten, liquid nitrogen tank pressure is big simultaneously, make the secondary cooling tank become the initiative negative pressure, the nitrogen gas that the temperature is lower transmits, the process of pressure boost has been practiced thrift, it is more energy-efficient static, but above-mentioned subcooler is because of the subcooler structure, lead to the problem of the uniformity, the design in order to solve the above-mentioned static state of the utility model.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a negative pressure liquid nitrogen subcooler device to propose current subcooler in solving above-mentioned background art owing to be static formula subcooling structure, lead to the subcooling efficiency of material in this ware body lower, and because current subcooler is static formula structure, lead to the problem that cooling pipeline's temperature homogeneity is difficult to guarantee.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a negative pressure liquid nitrogen subcooler device, includes the ware body, the surface mounting of the ware body has into row mechanism, all side fixed mounting of the ware body has the driving piece, the inner wall of the ware body rotates and is connected with and revolves the frame, the inboard of revolving the frame is provided with a set of snakelike branch pipe that passes through the antithetical couplet and relevant intercommunication, the fixed intercommunication of one end of snakelike branch pipe has the feeding branch pipe, the fixed intercommunication of the other end of snakelike branch pipe has row material branch pipe, all side fixed mounting who arranges the branch pipe has the transmission post, all side and the transmission of driving piece are connected, the inner wall fixed mounting who revolves the frame has cold fin board of leading that two sets of symmetries set up, and is two sets of the inner wall of leading cold fin board all with a set of snakelike branch pipe fixed connection, all side fixed mounting who revolves the frame has spiral guide vane, spiral guide vane's all side and the laminating of the ware body.
Preferably, advance row mechanism and advance pipe and material calandria including installing in the material of ware body both sides respectively, the top of the ware body and the fixed position intercommunication that adjacent material entered the pipe have a liquid nitrogen calandria, the bottom of the ware body and the fixed position intercommunication of adjacent material calandria have liquid nitrogen to advance the pipe, the week side of feeding branch pipe advances the pipe with the material and rotates the intercommunication, the week side of arranging the branch pipe rotates the intercommunication with the material calandria, the axis that material calandria and material entered the pipe all is perpendicular with the axis of spiral shell's frame.
Preferably, the liquid nitrogen calandria and the inside that the liquid nitrogen advances the pipe all fixed mounting have the solenoid valve, the inside that the liquid nitrogen advances the pipe still fixed mounting have pressure regulating valve, the liquid nitrogen advances the one end intercommunication of pipe and has the liquid nitrogen storage tank.
Preferably, the peripheral side surface of the transmission column is fixedly provided with a driven bevel gear, and the output shaft end of the driving piece is fixedly provided with a transmission bevel gear matched with the driven bevel gear.
Preferably, the shape of the outer edge of the cold guide fin plate is matched with that of the rotary frame, and two groups of symmetrically arranged air holes are formed in the surface of the cold guide fin plate.
Preferably, the inner part of the device body is fixedly provided with an insulating layer.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a put up soon, the setting of snakelike branch pipe and driving piece, become the static formula subcooling structure of traditional subcooler and be spiral-motion type subcooling mechanism, in the time of using, under the effect of driving piece, the coiled pipe can be with the speed setting rotating, rotating through putting up soon, can effectively improve the subcooling rate of the homogeneous effect of temperature of serpentine pipe and material when the subcooling on the one hand, reduce then the probability that the subcooling pipeline produces crackle or damaged phenomenon because of the temperature differs easily among the traditional supercooling device, and through the setting of spiral-motion type subcooling structure, can the flow direction or the velocity of flow of effective control liquid nitrogen in the ware body, through the control of above-mentioned liquid nitrogen flow direction and velocity of flow, thereby can the subcooling circulation rate and the subcooling intensity of this subcooler of effective control.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of fig. 1 according to the present invention;
fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention;
FIG. 4 is a schematic structural view of the spiral frame and the discharge branch pipe of the present invention;
FIG. 5 is a schematic structural view of the air holes and the serpentine branch pipe of the present invention;
fig. 6 is a schematic structural view of the connecting pipe and the serpentine branch pipe of the present invention.
In the drawings, the reference numbers indicate the following list of parts:
1-device body, 2-driving piece, 3-spiral frame, 4-connecting pipe, 5-serpentine branch pipe, 6-feeding branch pipe, 7-discharging branch pipe, 8-driving column, 9-cold guide fin plate, 10-spiral guide vane, 11-material feeding pipe, 12-material calandria, 13-liquid nitrogen feeding pipe, 14-liquid nitrogen calandria, 15-electromagnetic valve, 16-pressure regulating valve and 17-air vent.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a negative pressure liquid nitrogen subcooler device comprises a device body 1, wherein a heat insulation layer is fixedly arranged inside the device body 1, and a feeding and discharging mechanism is arranged on the surface of the device body 1;
the feeding and discharging mechanism respectively comprises a material inlet pipe 11 and a material discharge pipe 12 which are arranged at two sides of the device body 1, the top of the device body 1 and the position of the adjacent material inlet pipe 11 are fixedly communicated with a liquid nitrogen discharge pipe 14, the bottom of the device body 1 and the position of the adjacent material discharge pipe 12 are fixedly communicated with a liquid nitrogen inlet pipe 13, and the liquid nitrogen discharge pipe 14, the liquid nitrogen inlet pipe 13, the material inlet pipe 11 and the material discharge pipe 12 are arranged in positions, so that the flowing direction of the materials is opposite to the flowing direction of liquid nitrogen, the liquid cooled strength of the materials can be gradually enhanced through the reverse opposite arrangement of the flowing direction, and the probability of cracks or damage caused by expansion caused by heat and contraction when the snake-shaped branch pipe 5 is cooled by liquid is effectively reduced through the gradual increase type liquid cooling strength arrangement;
the peripheral side surface of the device body 1 is fixedly provided with a driving piece 2, the driving piece 2 is a driving motor, the inner wall of the device body 1 is rotatably connected with a rotating frame 3, and the axial lines of the material calandria 12 and the material inlet pipe 11 are both vertical to the axial line of the rotating frame 3;
a group of snakelike branch pipes 5 which are communicated in a relevant way through a connecting pipe 4 are arranged on the inner side of the rotating frame 3, one ends of the snakelike branch pipes 5 are fixedly communicated with feeding branch pipes 6, the other ends of the snakelike branch pipes 5 are fixedly communicated with discharging branch pipes 7, transmission columns 8 are fixedly arranged on the peripheral sides of the discharging branch pipes 7, and the peripheral sides of the driving pieces 2 are in transmission connection with the transmission columns 8;
the peripheral side surface of the transmission column 8 is fixedly provided with a driven bevel gear, and the output shaft end of the driving piece 2 is fixedly provided with a transmission bevel gear matched with the driven bevel gear;
the peripheral side surface of the feeding branch pipe 6 is rotationally communicated with the material inlet pipe 11, and the peripheral side surface of the discharging branch pipe 7 is rotationally communicated with the material discharging pipe 12;
two sets of symmetrically arranged cold guide fins 9 are fixedly arranged on the inner wall of the rotary frame 3, the inner walls of the two sets of cold guide fins 9 are fixedly connected with one set of snake-shaped branch pipes 5, the shape of the outer edge of the cold guide fins 9 is matched with the shape of the rotary frame 3, and two sets of symmetrically arranged air holes 17 are formed in the surface of the cold guide fins 9;
the peripheral side surface of the rotary frame 3 is fixedly provided with a spiral guide vane 10, the peripheral side surface of the spiral guide vane 10 is attached to the device body 1, and the spiral guide vane 10 is used for controlling the flowing direction and the flowing speed of liquid nitrogen in the device body 1.
The electromagnetic valves 15 are fixedly arranged inside the liquid nitrogen calandria 14 and the liquid nitrogen inlet pipe 13, the pressure regulating valve 16 is also fixedly arranged inside the liquid nitrogen inlet pipe 13, one end of the liquid nitrogen inlet pipe 13 is communicated with a liquid nitrogen storage tank, when the subcooler works, the pressure of the liquid nitrogen storage tank is greater than the pressure in the container body 1, so that the container body 1 is in a negative pressure state relative to the liquid nitrogen storage tank, and the effect of the liquid nitrogen entering the container body 1 is improved through the negative pressure state.
The working principle is as follows: when the device is used, liquid nitrogen is supplied to the inside of the liquid nitrogen storage tank 1, the pressure of the liquid nitrogen storage tank is larger than the pressure in the device body 1, then the device body 1 is in a negative pressure state relative to the liquid nitrogen storage tank, the effect of liquid nitrogen entering the device body 1 is improved through the negative pressure state, the driving piece 2 drives the rotating frame 3 to rotate during supercooling operation, the spiral guide vane 10 rotates in a set rotating direction through controlling the output direction of the driving piece 2, after the spiral guide vane 10 rotates, the flowing direction of the liquid nitrogen is enabled to face one side of a liquid nitrogen discharge pipe 14 through a liquid nitrogen inlet pipe 13, the rotating speed of the spiral guide vane 10 is controlled, the stay time and the circulating speed of the liquid nitrogen in the subcooler can be effectively controlled, and after materials flow through the snake-shaped branch pipe 5, supercooling operation is further performed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a negative pressure liquid nitrogen subcooler device, includes the ware body (1), the surface mounting of the ware body (1) advances row's mechanism, its characterized in that: the side fixed mounting all sides of the ware body (1) has driving piece (2), the inner wall of the ware body (1) rotates and is connected with and revolves frame (3), the inboard of revolving frame (3) is provided with a set of snakelike branch pipe (5) through union coupling (4) and relevant intercommunication, the fixed intercommunication of one end of snakelike branch pipe (5) has feeding branch pipe (6), the fixed intercommunication of the other end of snakelike branch pipe (5) has row material branch pipe (7), arrange the side fixed mounting all sides of material branch pipe (7) and have drive column (8), the side of week of driving piece (2) is connected with drive column (8) transmission, the inner wall fixed mounting who revolves frame (3) has cold fin board (9) of leading that two sets of symmetries set up, and is two sets of the inner wall of cold fin board (9) all with a set of snakelike branch pipe (5) fixed connection, the side fixed mounting all sides of revolving frame (3) has spiral guide vane (10), the side of week of spiral guide vane (10) laminates with the ware body (1).
2. The negative pressure liquid nitrogen subcooler device of claim 1, wherein: advance row mechanism and advance tub (11) and material calandria (12) including installing in the material of the ware body (1) both sides respectively, the top of the ware body (1) and the fixed intercommunication in position that adjacent material entered tub (11) have liquid nitrogen calandria (14), the fixed intercommunication in position of the bottom of the ware body (1) and adjacent material calandria (12) has liquid nitrogen to advance tub (13), the week side of feeding branch pipe (6) advances tub (11) with the material and rotates the intercommunication, arrange week side and material calandria (12) rotation intercommunication of material branch pipe (7), the axis that material calandria (12) and material advance tub (11) all is perpendicular with the axis of spiral frame (3).
3. The negative pressure liquid nitrogen subcooler device of claim 2, wherein: the equal fixed mounting in inside that pipe (13) were advanced to liquid nitrogen calandria (14) and liquid nitrogen has solenoid valve (15), the liquid nitrogen advances the inside of pipe (13) still fixed mounting have pressure regulating valve (16), the liquid nitrogen advances the one end intercommunication of pipe (13) and has the liquid nitrogen storage tank.
4. The negative pressure liquid nitrogen subcooler device of claim 1, wherein: the peripheral side face of the transmission column (8) is fixedly provided with a driven bevel gear, and the output shaft end of the driving piece (2) is fixedly provided with a transmission bevel gear matched with the driven bevel gear.
5. The negative pressure liquid nitrogen subcooler device of claim 1, wherein: the shape of the outer edge of the cold guide fin plate (9) is matched with that of the rotary frame (3), and two groups of symmetrically arranged air holes (17) are formed in the surface of the cold guide fin plate (9).
6. The negative pressure liquid nitrogen subcooler device of claim 1, wherein: the inner part of the device body (1) is fixedly provided with a heat preservation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221254647.3U CN218001901U (en) | 2022-05-24 | 2022-05-24 | Negative pressure liquid nitrogen subcooler device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221254647.3U CN218001901U (en) | 2022-05-24 | 2022-05-24 | Negative pressure liquid nitrogen subcooler device |
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| Publication Number | Publication Date |
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| CN218001901U true CN218001901U (en) | 2022-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221254647.3U Active CN218001901U (en) | 2022-05-24 | 2022-05-24 | Negative pressure liquid nitrogen subcooler device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117704696A (en) * | 2023-12-26 | 2024-03-15 | 北京天兵科技有限公司 | Liquid nitrogen subcooler, vacuumizing liquid nitrogen subcooler and liquid nitrogen subcooler processing method |
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2022
- 2022-05-24 CN CN202221254647.3U patent/CN218001901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117704696A (en) * | 2023-12-26 | 2024-03-15 | 北京天兵科技有限公司 | Liquid nitrogen subcooler, vacuumizing liquid nitrogen subcooler and liquid nitrogen subcooler processing method |
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