CN113959142A - Gradient freezing storage device with double-helix quick-freezing flow guide function - Google Patents
Gradient freezing storage device with double-helix quick-freezing flow guide function Download PDFInfo
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- CN113959142A CN113959142A CN202111137473.2A CN202111137473A CN113959142A CN 113959142 A CN113959142 A CN 113959142A CN 202111137473 A CN202111137473 A CN 202111137473A CN 113959142 A CN113959142 A CN 113959142A
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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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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Abstract
The invention discloses a gradient freezing storage device with a double-helix quick-freezing diversion function, which comprises a fixing device, a transmission device, a quick-freezing device and a precooling device, wherein the transmission device is movably connected with the fixing device, the fixing device comprises a freezing chamber, a connecting pipe and a storage warehouse, the freezing chamber is connected with the storage warehouse through the connecting pipe, the quick-freezing device is connected with the freezing chamber, the freezing chamber is provided with a freezing cavity, the precooling device is fixedly connected with the freezing chamber, one side of the freezing cavity is provided with a delivery outlet, the freezing cavity is communicated with the delivery outlet, the storage warehouse is provided with a feed inlet, two ends of the connecting pipe are respectively communicated with the delivery outlet and the feed inlet, the storage warehouse is provided with a storage cavity, the feed inlet is communicated with the storage cavity, the delivery outlet is positioned at the upper end of one side of the freezing cavity, far away from the delivery outlet, is provided with a delivery inlet, and the delivery inlet is positioned at the lower end of one side of the freezing cavity.
Description
Technical Field
The invention relates to the technical field of quick-freezing storage, in particular to a gradient freezing storage device with a double-helix quick-freezing flow guide function.
Background
With the acceleration of the pace of life and the appearance of quick-frozen foods, the convenience of life is greatly improved, more and more foods are added into the quick-frozen industry, the transportation and storage cost of the quick-frozen foods can be greatly reduced, the quick-frozen foods are rapidly developed in recent years, the quality guarantee time of the foods is prolonged through the food quick-freezing technology, the quality of the products is ensured, the edible safety is improved, and the quick-frozen foods are favored by more and more people.
Among the existing quick-freezing devices, the spiral quick-freezing machine is most widely applied, has good structural adaptability, is convenient for freezing food of complex classification, and has the strongest practicability.
When freezing, the quick-freezing device is divided into immersion type freezing and forced air cooling, the immersion type needs to carry out immersion type freezing on all articles in a specific space, the freezing cold consumption amount is large, cold air is easily deposited at the bottom, the bottom is frozen, the quick-freezing device is inconvenient to clean, the leakage is easy, the freezing efficiency is influenced, and the production cost is increased. Forced air cooling can make food surface moisture lose much, makes the increase of freezing intracavity humidity, and the humidity increase can make adhesion between food and the conveyor, and is inconvenient to take off food from conveyor after freezing the completion, and the adhesion is frozen each other easily after the great air conditioning of humidity gets into storage device along with freezing the product together, and inconvenient later stage is taken out. In addition, most of the existing frozen foods are transported after being frozen, and water vapor in the air is condensed on the surface of the frozen foods to influence the storage quality.
Disclosure of Invention
The invention aims to provide a gradient freezing storage device with a double-helix quick-freezing flow guide function, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a gradient freezing storage device with double helix quick-freeze water conservancy diversion function, including fixing device, transmission device, quick-freeze device and precooling apparatus, transmission device and fixing device swing joint, fixing device is including freezing the room, connecting pipe and repository, it passes through the connecting pipe and the repository is connected to freeze the room, quick-freeze device and freezing room are connected, be equipped with on freezing the room and freeze the chamber, precooling apparatus and freezing room fastening connection, freeze chamber one side and pass the delivery outlet, freeze chamber and transmission outlet intercommunication, be equipped with the feed inlet on the repository, the connecting pipe both ends respectively with pass delivery outlet and feed inlet intercommunication, be equipped with the storage chamber on the repository, feed inlet and storage chamber intercommunication, the transmission outlet is located and freezes chamber one side upper end, it keeps away from to pass delivery outlet one side and is equipped with the transmission import, the transmission import is located and freezes chamber one side lower extreme.
The fixing device is a main installation foundation, the transmission device sends food to be frozen into the freezing cavity for freezing, the frozen food is sent to the storage warehouse for storage, the freezing chamber and the storage warehouse are connected through a connecting pipe, the phenomenon that the pressure at the transmission outlet is too low, the frozen food is blocked due to the fact that external air enters the freezing chamber and is condensed and frozen is prevented, the food to be frozen is pre-cooled through the pre-cooling device, the food to be frozen is pre-cooled through adjusting cold air with high humidity in the freezing chamber, the specific heat of the cold air is increased through improving the humidity of the cold air, the instant cooling temperature is increased, the food to be frozen is rapidly cooled, the phenomenon that moisture on the surface of the food is lost more through continuous cold air is prevented, the freezing quality is improved, the humidity in the freezing chamber is reduced, the local freezing is prevented, the completely frozen food enters a pipeline of the connecting pipe from the transmission outlet, and when the food arrives at the feeding port, toppling over frozen food through first switching-over rod, will freeze food input and advance in the storehouse, save, the transmission export is located the upside, is convenient for make frozen food landing under the dead weight effect, does not need extra hoisting device, and connecting pipe and repository swing joint can transmit in proper order to a plurality of repositories and freeze.
Further, the quick freezing device comprises an evaporator, a heat exchanger and a fan, the evaporator and the heat exchanger are arranged on the upper side of the freezing chamber, the evaporator is communicated with the heat exchanger, the fan is arranged in the freezing chamber, one side of the freezing chamber is provided with an air outlet, the air outlet end of the fan is provided with an air outlet pipe, one end of the air outlet pipe, far away from the fan, penetrates through the air outlet, the air outlet pipe is communicated with the high-temperature end of the heat exchanger, the upper side of the freezing chamber is provided with an air inlet, the high-temperature end of the heat exchange chamber is communicated with the air inlet, the lower side of the air inlet is provided with a spiral pipe, the air inlet is communicated with the spiral pipe through a branch passage, the conveying device comprises a conveying net belt, the lower end of the spiral pipe faces the conveying net belt, the fixing device further comprises a supporting assembly, the supporting assembly is arranged in the freezing chamber, the supporting assembly comprises a rotating shaft and an inner ring frame, the bottom side of the freezing chamber is provided with a rotating groove, the bottom end of the rotating shaft is rotatably connected with the rotating groove through a bearing, the outer side of the rotating shaft is provided with a plurality of layers of inner ring frames along the axial direction, inner rings of the inner ring frames are in transmission connection with the rotating shaft through ring frame supporting rods, the ring frame supporting rods are arranged in a cross shape, through holes are formed in the middles of the ring frame supporting rods, the outer circular surface of the rotating shaft is in fastening connection with the inner walls of the through holes of the ring frame supporting rods, a plurality of outer frames are arranged on the outer side of the inner ring frames along the circumferential direction and are arranged in an inverted L shape, clamping grooves are formed in one side, close to the inner ring frames, of the upper ends of the outer frames, the clamping grooves are connected into a circle, bearings are arranged in the clamping grooves, the upper ends of the rotating shaft are in rotation connection with the clamping grooves through the bearings, a plurality of supporting plates are arranged on the outer frames along the vertical direction, and the supporting plates arranged on the plurality of outer frames form spiral steps by taking the axes of the inner ring frames as centers, and the supporting plates are in sliding connection with the conveying net belts.
The evaporator and the heat exchanger are fixed by the freezing chamber, the nitrogen source is evaporated in the evaporator, cold energy is output by the heat exchanger, cold air at the bottom side of the freezing chamber is collected by the fan and is output by the air outlet pipe, the heat exchanger cools the cold air conveyed by the air outlet pipe and conveys the cold air further cooled to two spiral pipes by a branch channel, precooled food is frozen by the spiral pipes, the conveying net belt is conveyed and supported by the supporting component, the conveying net belt advances spirally in the freezing chamber, freezing time is prolonged, freezing efficiency is improved, the freezing chamber rotatably supports the bottom of the rotating shaft by the rotating groove and the bearing, the rotating shaft reverses the conveying net belt by the inner ring frame, the inner ring frame is supported by the ring frame supporting rod, the other end of the ring frame supporting rod is connected with the rotating shaft, so that the rotating shaft is driven to rotate, and the conveying net belt rolls on the outer circular surface of the inner ring frame, thereby reduce the friction, prevent that the internal ring frame of mesh silk from causing to cut to the piece and rub, influence cleaning efficiency, the outer support carries out the gyration through the draw-in groove to the countershaft upper end and supports to carrying out the bi-polar to the countershaft and supporting, improving operating stability, the outer support prevents through the setting of rod shape that influence air conditioning circulation, supports the backup pad through the outer support, and the backup pad slope is arranged, supports conveying mesh belt through spiral ladder setting.
Further, the inner ring frame is provided with a plurality of bars along the circumferential direction, the conveying mesh belt is provided with a transmission groove, the inner ring frame is connected with the transmission groove through the bars in a transmission mode, the conveying mesh belt comprises a plurality of inner chain plates, outer chain plates and connecting rods, the inner chain plates and the outer chain plates are symmetrically arranged on the horizontal direction of the conveying mesh belt perpendicular to the conveying mesh belt, the two outer chain plates which are symmetrically arranged are connected through the two connecting rods, the adjacent outer chain plates on the same side are connected through the inner chain plates, the inner chain plates are provided with steering grooves, mesh wires are arranged between the adjacent connecting rods, and the mesh wires are spirally wound on the connecting rods.
The bar through the inner ring frame outside rotates, along with the conveying mesh belt rotates, a transmission groove is formed between adjacent outer chain plates, the transmission groove is matched with the bar, the inner ring frame is driven to rotate along a fixed shaft through the transmission groove and the bar, the outermost layers of two sides of the conveying mesh belt are outer chain plates, the outer chain plates which are symmetrically arranged are connected through two connecting rods, the connecting rods between the adjacent outer chain plates are connected through the inner chain plates, the inner chain plates can turn to the groove through the arc which is arranged, the conveying mesh belt can turn to the outer ring of the inner ring frame, therefore, the spiral of the mesh wire is upwards wound in a freezing cavity, certain elasticity is achieved, reversing and stretching and resetting are facilitated, when food is quickly frozen, the frozen food is placed on the mesh wire, the upper and lower ventilation performance is improved, the contact area between the freezing food and cold air is increased, and the freezing quality is improved.
Further, the transmission device further comprises a transmission wheel and a first reversing rod, the transmission wheel is located on one side of the transmission inlet, the transmission wheel is supported on the ground through a vertical frame, a supporting groove is formed in one side, close to the feeding hole, of a connecting pipe, the first reversing rod is movably connected with the supporting groove, a conveying net belt is spirally wound on the first reversing rod, a net belt outlet is formed in the connecting pipe, an opening of the net belt outlet is upwards formed, a second reversing rod is arranged at the net belt outlet, the second reversing rod is connected with the connecting pipe through the rotary frame, an input wheel is arranged below the transmission outlet, the input wheel is supported on the ground through the vertical frame, and the conveying net belt on the outdoor side is sequentially connected with the first reversing rod, the second reversing rod, the input wheel and the transmission wheel are connected into a line.
The input wheel and the transmission wheel are respectively provided with a vertical frame, the vertical frame is used for rotary support, a support groove which is piled up is arranged at the position of a connecting pipe close to a feed inlet, the first reversing rod is rotatably supported through the support groove, the bottom of the conveying mesh belt passes through the upper end of the first reversing rod and then is wound to the lower side, the conveying mesh belt is spirally wound for one circle and then extends out from a mesh belt outlet, the conveying mesh belt is reversed along the outer circular surface of the second reversing rod, the conveying mesh belt is downwards conveyed to the input wheel, the bottom of the freezing chamber is tensioned through the input wheel, a ground clearance of the freezing chamber is ensured by a ground pillar, so that the loss of cold energy in the freezing chamber is reduced, the conveying mesh belt passes through the ground clearance at the bottom of the freezing chamber and is reversed through a transmission wheel, so as to enter the freezing chamber through a transmission inlet and spirally rotate around an inner circular frame, so as to be connected into one circle, the mesh belt is upwards provided through an opening, the density of cold air is higher and is piled up in the connecting pipe, the pressure in the connecting pipe is guaranteed, the local pressure is prevented from being too low, and external hot air enters the connecting pipe, so that freezing is prevented, and the transmission smoothness is improved.
Further, precooling apparatus arranges the freezing intracavity in, precooling apparatus includes the jacking piece, the transmission import inboard is arranged in to the jacking piece, the jacking piece passes conveying mesh belt bottom side, jacking piece both ends are passed through the pillar and are frozen the chamber bottom side and connect, the spiral pipe bottom mouth of pipe cuts off through the break plate, the spiral pipe external diameter from the top down reduces gradually, axis one side is kept away from to break plate and spiral pipe is equipped with the induced duct, two induced ducts staggered arrangement are in jacking piece both sides, the induced duct lower extreme is towards the conveying mesh belt of jacking piece upside, be equipped with a plurality of jacking runners on the jacking piece, open induced duct one side has the through-hole, induced duct through-hole department is equipped with the trachea, the trachea lower extreme is towards jacking piece downside.
The food to be frozen is preliminarily cooled by the precooling device, the jacking block is positioned at the lower side of the conveying mesh belt, the jacking block is supported by the support column, the diameter of the spiral pipe is kept unchanged, the flow at the inlet and the outlet of the spiral pipe is ensured to be consistent by gradually changing the outer diameter of the spiral pipe, so that the flow speed at the outlet of the lower end is unchanged, the reversing radius of the outlet of the lower end is reduced along with the reduction of the outer diameter, the angular velocity is increased, the centrifugal force is increased along with the increase of the angular velocity, the cold air with higher humidity has high density and high centrifugal force, the air flow with higher humidity flows along the inner cavity close to the outer side of the spiral pipe, the outlet of the lower end of the spiral pipe is separated by the distributing plate, the cold air flow with lower humidity is directly blown to the conveying mesh belt at the upper layer in the freezing cavity, the food after precooling is further frozen, the drying degree of the upper layer is ensured by humidity screening, and the food and the conveying mesh belt are prevented from being adhered by the moisture at the upper layer, most wet cold gas is guided through the induced duct, partial air current blows to the jacking piece through the trachea, blow to the food on the conveying mesh belt through the jacking runner, make food by slight jack-up, thereby break away from with the conveying mesh belt, wet cold gas group quality is great, inertia is big after the gas-jet, improve food jack-up efficiency, guarantee food and conveying mesh belt clearance, the cold gas group specific heat of humidity increase increases, instantaneous cold volume increases, carry out the precooling to food, improve the precooling efficiency to food, two induced duct output ports through arranging by mistake, provide the side air current to frozen food, improve side precooling effect.
As optimization, the power motor is a main power source and drives the input wheel to rotate, so that the whole conveying net belt is driven to transmit.
As optimization, the jacking flow channel is obliquely arranged to generate upward lateral deviation force, the outlet is arranged on one circumference, so that the food is stressed in a balanced manner when being jacked up, the lateral deviation falling is avoided, the lateral airflow provided by the auxiliary air guiding pipe enables the food to be subjected to angular deflection, and the food is prevented from being frozen on the conveying mesh belt to cause adhesion.
As optimization, through the inboard arc setting, instantaneous speed increases when making the wind of trachea water conservancy diversion pass through the inboard, along with speed increase, inboard atmospheric pressure reduces to make both sides air current flow to the arcwall face, avoid the air conditioning deposit to cause transmission import department pressure too big, cause air conditioning to reveal, improve operating efficiency.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the flow at the inlet and the outlet of the spiral pipe is ensured to be consistent by gradually changing the outer diameter of the spiral pipe, so that the angular velocity is increased, the airflow with higher centrifugal force and humidity flows along the inner cavity of the outer side of the spiral pipe, the outlet at the lower end of the spiral pipe is separated by the distributing plate, the cold airflow with lower humidity is directly blown to the conveying mesh belt at the upper layer in the freezing cavity, and the precooled food is further frozen; the upper layer drying degree is guaranteed through humidity screening, food is prevented from being adhered to the conveying net belt due to the fact that moisture on the upper layer freezes, most of wet and cold air is guided through the air guide pipes, part of air flow is blown to the jacking blocks through the air pipes, the food is blown to the food on the conveying net belt through the jacking flow passages, the food is slightly jacked up, and therefore the food is separated from the conveying net belt; the jacking flow channel is obliquely arranged to generate upward lateral deviation force, the outlets are arranged on one circumference, so that the stress is balanced when the food is jacked up, the lateral deviation falling is avoided, the lateral airflow provided by the auxiliary air guide pipe enables the food to generate angular deflection, and the food is prevented from being frozen on the conveying mesh belt to cause adhesion; through inboard arc setting, instantaneous speed increases when making the wind of trachea water conservancy diversion pass through the inboard, along with speed increases, inboard atmospheric pressure reduces to make both sides air current flow to the arcwall face flow, avoid the air conditioning deposit to cause transmission import department pressure too big, cause air conditioning to reveal, improve the operating efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the general structure of the present invention;
FIG. 2 is a schematic structural diagram of a freezing chamber and a quick-freezing device of the present invention;
FIG. 3 is a schematic view of the transmission structure of the conveying mesh belt in the freezing chamber of the invention;
FIG. 4 is a schematic representation of the structure of the conveying belt of the present invention;
FIG. 5 is a schematic view of a belt reversing structure of the present invention;
FIG. 6 is an enlarged view of portion A of the view of FIG. 3;
FIG. 7 is an enlarged view of portion B of the view of FIG. 3;
in the figure: 1-fixing device, 11-freezing chamber, 111-transmission inlet, 112-transmission outlet, 113-freezing chamber, 114-rotary tank, 12-connecting pipe, 121-supporting tank, 122-mesh belt outlet, 13-storage tank, 131-feeding hole, 14-supporting component, 141-rotating shaft, 142-inner ring frame, 143-ring frame supporting rod, 144-bar, 145-supporting plate, 146-outer frame, 2-transmission device, 21-conveying mesh belt, 211-outer chain plate, 212-inner chain plate, 213-mesh wire, 214-connecting rod, 215-transmission tank, 22-transmission wheel, 23-first reversing bar, 24-second reversing bar, 25-input wheel, 26-power motor, 3-quick-freezing device, 31-evaporator, 32-heat exchanger, 33-fan, 34-spiral tube, 35-distributing plate, 36-induced draft tube, 37-air outlet tube, 4-precooling device, 41-jacking block, 411-jacking flow channel, 412-arc surface, 42-air tube and 43-support.
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 invention provides the technical scheme that:
as shown in figures 1-3, a gradient freezing storage device with double-helix quick-freezing diversion function comprises a fixing device 1, a transmission device 2, a quick-freezing device 3 and a precooling device 4, wherein the transmission device 2 is movably connected with the fixing device 1, the fixing device 1 comprises a freezing chamber 11, a connecting pipe 12 and a storage warehouse 13, the freezing chamber 11 is connected with the storage warehouse 13 through the connecting pipe 12, the quick-freezing device 3 is connected with the freezing chamber 11, a freezing cavity 113 is arranged on the freezing chamber 11, the precooling device 4 is fixedly connected with the freezing chamber 11, a transmission outlet 112 is arranged on one side of the freezing cavity 113, the freezing cavity 113 is communicated with the transmission outlet 112, a feed inlet 131 is arranged on the storage warehouse 13, two ends of the connecting pipe 12 are respectively communicated with the transmission outlet 112 and the feed inlet 131, the storage warehouse 13 is provided with a storage cavity, the feed inlet 131 is communicated with the storage cavity, the transmission outlet 112 is arranged on the upper end of one side of the freezing cavity 113, a transmission inlet 111 is arranged on one side of the freezing cavity 113, which is far away from the transmission outlet 112, the transfer inlet 111 is located at a lower end of one side of the freezing chamber 113.
The fixing device 1 is a main installation foundation, the food to be frozen is sent into the freezing cavity 113 by the transmission device 2 to be frozen, the frozen food is sent to the storage warehouse 13 to be stored, the freezing chamber 11 and the storage warehouse 13 are connected by the connecting pipe 12, the situation that the pressure at the position of the transmission outlet 112 is too low, the freezing and freezing are caused to block after external air enters is prevented, the food to be frozen is precooled by the precooling device 4, the food to be frozen is precooled by adjusting cold air with larger humidity in the freezing chamber 11, the specific heat of the cold air is increased by increasing the humidity of the cold air, so that the instantaneous cooling temperature is increased, the food to be frozen is rapidly cooled, so that more moisture on the surface of the food is prevented from being lost by continuous cold air, the freezing quality is improved, the humidity in the freezing chamber 11 is reduced, the local freezing is prevented, and the completely frozen food enters the pipeline of the connecting pipe 12 from the transmission outlet 112, when coming feed inlet 131 department, topple over through first switching-over rod 23 to frozen food, with frozen food input in repository 13, save, transmission outlet 112 is located the upside, is convenient for make frozen food landing under the dead weight effect, does not need extra hoisting device, connecting pipe 12 and repository 13 swing joint, can be in proper order to a plurality of repositories 13 transmit and freeze.
As shown in fig. 1 to 7, the quick-freezing device 3 includes an evaporator 31, a heat exchanger 32 and a fan 33, the evaporator 31 and the heat exchanger 32 are disposed on the upper side of the freezing chamber 11, the evaporator 31 is communicated with the heat exchanger 32, the fan 33 is disposed in the freezing chamber 113, one side of the freezing chamber 11 is provided with an air outlet, an air outlet pipe 37 is disposed at the air outlet end of the fan 33, one end of the air outlet pipe 37, which is far away from the fan 33, passes through the air outlet, the air outlet pipe 37 is communicated with the high temperature end of the heat exchanger 32, an air inlet is disposed at the upper side of the freezing chamber 11, the high temperature end of the heat exchange chamber 32 is communicated with the air inlet, two sub-runners are disposed at the lower side of the air inlet, a spiral pipe 34 is disposed at the lower side of the sub-runners, the air inlet is communicated with the spiral pipe 34 through the sub-runners, the conveying device 2 includes a conveying mesh belt 21, the lower end outlet of the spiral pipe 34 faces the conveying mesh belt 21, the fixing device 1 further includes a support assembly 14, the support assembly 14 is disposed in the freezing chamber 113, the support assembly 14 includes a rotating shaft 141 and an inner ring 142, the bottom side of the freezing cavity 113 is provided with a rotary groove 114, the bottom end of a rotating shaft 141 is rotatably connected with the rotary groove 114 through a bearing, the outer side of the rotating shaft 141 is axially provided with a plurality of layers of inner ring frames 142, the inner rings of the inner ring frames 142 are in transmission connection with the rotating shaft 141 through ring frame supporting rods 143, the ring frame supporting rods 143 are arranged in a cross shape, through holes are formed in the middle of the ring frame supporting rods 143, the outer circular surface of the rotating shaft 141 is in fastening connection with the inner walls of the through holes of the ring frame supporting rods 143, the outer side of the inner ring frames 142 is circumferentially provided with a plurality of outer frames 146, the outer frames 146 are arranged in an inverted L shape, one side of the upper ends of the outer frames 146, which is close to the inner ring frames 142, is provided with clamping grooves, the plurality of clamping grooves are connected into a circle, the bearing is arranged in each clamping groove, the upper end of the rotating shaft 141 is rotatably connected with the clamping grooves through the bearing, a plurality of supporting plates 145 are arranged on the outer frames 146 in the vertical direction, spiral steps are formed by the supporting plates 145 arranged on the axes of the inner ring frames 142, and the supporting plates 145 are slidably connected with the conveying mesh belt 21.
The evaporator 31 and the heat exchanger 32 are fixed through the freezing chamber 11, the nitrogen source is evaporated in the evaporator 31, cold energy is output through the heat exchanger 32, cold air at the bottom side of the freezing cavity 113 is collected through the fan 33 and is output through the air outlet pipe 37, the heat exchanger 32 cools the cold air conveyed by the air outlet pipe 37, the cold air further cooled is conveyed into the two spiral pipes 34 through a branch channel, precooled food is frozen through the spiral pipes 34, the conveying mesh belt 21 is conveyed and supported through the supporting component 14, the conveying mesh belt 21 spirally advances in the freezing cavity 113, freezing time is prolonged, freezing efficiency is improved, the bottom of the rotating shaft 141 is rotatably supported through the rotating groove 114 and the bearing by the freezing chamber 11, the rotating shaft 141 reverses the conveying mesh belt 21 through the inner ring frame 142, the inner ring frame 142 is supported through the ring frame support rod 143, the other end of the ring frame support rod 143 is connected with the rotating shaft, thereby drive pivot 141 and rotate, make conveying mesh belt 21 roll at the outer disc of inner ring frame 142, thereby reduce friction, prevent that mesh wire 213 from causing the scratch to inner ring frame 142, influence the cleaning efficiency, outer support 146 carries out the gyration support through the draw-in groove to pivot 141 upper end, thereby carry out bi-polar support to pivot 141, improve operating stability, outer support 146 prevents to influence the cold air circulation through the setting of pole shape, support backup pad 145 through outer support 146, backup pad 145 is arranged in the slope, support conveying mesh belt 21 through spiral ladder setting.
As shown in fig. 2 to 3, the inner ring frame 142 is provided with a plurality of bars 144 along the circumferential direction, the conveying mesh belt 21 is provided with a transmission groove 215, the inner ring frame 142 is in transmission connection with the transmission groove 215 through the bars 144, the conveying mesh belt 21 includes a plurality of inner link plates 212, outer link plates 211 and connecting rods 214, the inner link plates 212 and the outer link plates 211 are symmetrically arranged in the horizontal direction perpendicular to the conveying mesh belt 21, two symmetrically arranged outer link plates 211 are connected through the two connecting rods 214, adjacent outer link plates 211 on the same side are connected through the inner link plates 212, the inner link plates 212 are provided with a turning groove, mesh wires 213 are arranged between the adjacent connecting rods 214, and the mesh wires 213 are spirally wound on the connecting rods 214.
By the rotation of the bar 144 outside the inner ring frame 142, the transmission groove 215 is formed between the adjacent outer chain plates 211 along with the rotation of the conveying net belt 21, the transmission groove 215 is matched with the bar 144, the inner ring frame 142 is driven to rotate along the fixed axis by the transmission groove 215 and the bar 144, the outermost layer of the two sides of the conveying mesh belt 21 is an outer chain plate 211, the symmetrically arranged outer chain plates 211 are connected through two connecting rods 214, the connecting rods 214 between the adjacent outer chain plates 211 are connected through inner chain plates 212, the inner chain plates 212 pass through the arranged arc-shaped steering grooves, so that the conveying net belt 21 can steer along the annular outer ring of the inner ring frame 142, therefore, the mesh 213 is spirally wound upwards in the freezing cavity 113, has certain elasticity, is convenient for reversing and stretching and resetting, when the food is quickly frozen, the food with the frozen food is placed on the mesh, so that the up-and-down ventilation performance is improved, the contact area with cold air is increased, and the freezing quality is improved.
As shown in fig. 1 and 3, the conveying device 2 further includes a driving wheel 22 and a first reversing roller 23, the driving wheel 22 is located on one side of the conveying inlet 111, the driving wheel 22 is supported on the ground through a vertical frame, a support groove 121 is arranged on one side of the connecting pipe 12 close to the feed inlet 131, the first reversing roller 23 is movably connected with the support groove 121, the conveying mesh belt 21 is spirally wound on the first reversing roller 23, a mesh belt outlet 122 is arranged on the connecting pipe 12, an opening of the mesh belt outlet 122 is arranged upwards, a second reversing roller 24 is arranged at the mesh belt outlet 122, the second reversing roller 24 is connected with the connecting pipe 12 through a rotary frame, an input wheel 25 is arranged below the conveying outlet 112, the input wheel 25 is supported on the ground through the vertical frame, and the conveying mesh belt 21 outside the freezing chamber 11 is connected with the driving wheel 22 in a line along the first reversing roller 23, the second reversing roller 24, the input wheel 25.
The input wheel 25 and the transmission wheel 22 are respectively provided with a vertical frame for rotary support through the vertical frame, the connecting pipe 12 is provided with a support groove 121 which is piled up and arranged at the position close to the feed inlet 131, the first reversing rod 23 is rotatably supported through the support groove 121, the bottom of the conveying net belt 21 passes through the upper end of the first reversing rod 23 and then is wound downwards, the conveying net belt 21 extends out from a net belt outlet 122 after being spirally wound for one circle and is reversed along the outer circular surface of the second reversing rod 24, the conveying net belt 21 is downwards led to the input wheel 25 and is tensioned through the input wheel 25, the bottom of the freezing chamber 11 is provided with a ground-off column to ensure the ground-off clearance of the freezing chamber 11, so that the loss of cold energy in the freezing chamber 11 is reduced, the conveying net belt 21 passes through the ground-off clearance at the bottom side of the freezing chamber 11 and is reversed through the transmission wheel 22, so as to enter the freezing chamber 113 through the transmission inlet 111 and spirally rotate around the inner circular frame 142, so as to be connected into one circle, the opening of the mesh belt outlet 122 is upwards arranged, the density of cold air is large, the cold air is accumulated in the connecting pipe 12, the pressure in the connecting pipe 12 is ensured, the local pressure is prevented from being too low, and external hot air enters the connecting pipe 12, so that freezing is prevented, and the transmission smoothness is improved.
As shown in fig. 2, 3, 6, and 7, the pre-cooling device 4 is placed in the freezing cavity 113, the pre-cooling device 4 includes a jacking block 41, the jacking block 41 is placed inside the transmission inlet 111, the jacking block 41 penetrates through the bottom side of the conveying mesh belt 21, two ends of the jacking block 41 are connected with the bottom side of the freezing cavity 113 through pillars 43, a pipe orifice at the bottom end of the spiral pipe 34 is separated by a distributing plate 35, the outer diameter of the spiral pipe 34 is gradually reduced from top to bottom, an air-introducing pipe 36 is arranged on one side of the distributing plate 35 and the spiral pipe 34 far away from the axis, two air-introducing pipes 36 are arranged on two sides of the jacking block 41 in a staggered manner, the lower end of the air-introducing pipe 36 faces the conveying mesh belt 21 on the upper side of the jacking block 41, a plurality of jacking flow passages 411 are arranged on the jacking block 41, a through hole is formed on one side of the air-introducing pipe 36, an air pipe 42 is arranged at the through hole, and the lower end of the air pipe 42 faces the lower side of the jacking block 41.
Preliminary cooling is carried out on food to be frozen through a precooling device 4, a jacking block 41 is positioned at the lower side of a conveying mesh belt 21, the jacking block 41 is supported through a support column 43, the pipe diameter of a spiral pipe 34 is kept unchanged, the flow at the inlet and the outlet of the spiral pipe 34 is ensured to be consistent through the gradual change of the outer diameter of the spiral pipe 34, so that the flow speed at the outlet of the lower end is unchanged, along with the reduction of the outer diameter, the reversing radius of the outlet of the lower end is reduced, so that the angular velocity is increased, along with the increase of the angular velocity, the centrifugal force is increased, the density of cold air with higher humidity is high, the centrifugal force is also high, the air flow with higher humidity flows along the inner cavity close to the outer side of the spiral pipe 34, the outlet of the lower end of the spiral pipe is separated through a distributing plate 35, the cold air flow with lower humidity is directly blown to the conveying mesh belt at the upper layer in a freezing cavity 113, the food after precooling is further frozen, the food is screened through the humidity, the drying degree of the upper layer is ensured, and the food is prevented from being adhered to the conveying mesh belt 21, most of wet air conditioning is guided through the induced duct 36, partial air current blows to the jacking block 41 through the trachea 42, blow to the food on the conveying mesh belt 21 through the jacking runner 411, make food by slight jack-up, thereby break away from with the conveying mesh belt 21, wet cold air mass is great, inertia is big after the jet-propelled, improve food jack-up efficiency, guarantee food and conveying mesh belt 21 clearance, the cold air mass specific heat of humidity increase increases, instantaneous cold volume increases, carry out the precooling to food, improve the precooling efficiency to food, two induced duct 36 output ports through arranging by mistake, provide the side air current to frozen food, improve the side precooling effect.
Preferably, the power motor 26 is a main power source and drives the input wheel 25 to rotate, so as to drive the whole conveying mesh belt 21 to drive.
As optimization, the jacking flow channel 411 is obliquely arranged to generate upward lateral deviation force, the force is balanced when the food is jacked up through the outlet on one circumference, the lateral deviation falling is avoided, the lateral airflow provided by the auxiliary air guide pipe 36 enables the food to generate angular deflection, and the food is prevented from being frozen on the conveying mesh belt 21 to cause adhesion.
As optimization, through the inboard arc setting, the instantaneous speed increases when making the wind of trachea 42 water conservancy diversion pass through the inboard, along with speed increase, inboard atmospheric pressure reduces to make both sides air current flow to arcwall face 412, avoid the cold air deposit to cause transmission inlet 111 department too big pressure, cause the cold air to reveal, improve operating efficiency.
The working principle of the invention is as follows: the diameter of the spiral pipe 34 is kept unchanged, the outer diameter of the spiral pipe 34 is gradually changed, the flow at the inlet and the outlet of the spiral pipe 34 is ensured to be consistent, the flow speed at the outlet at the lower end is unchanged, the reversing radius of the outlet at the lower end is reduced along with the reduction of the outer diameter, the angular velocity is increased, the centrifugal force is increased along with the increase of the angular velocity, the density of cold air with high humidity is high, the centrifugal force is also high, the air flow with high humidity flows along the inner cavity of the outer side of the spiral pipe 34, the outlet at the lower end of the spiral pipe is separated through the distributing plate 35, and the cold air flow with low humidity is directly blown to the conveying mesh belt at the upper layer in the freezing cavity 113 to further freeze the precooled food; the drying degree of the upper layer is ensured by humidity screening, most of wet cold air is guided by the air guide pipe 36, part of air flow is blown to the jacking block 41 through the air pipe 42, and is blown to food on the conveying net belt 21 through the jacking flow channel 411, so that the food is slightly jacked up and is separated from the conveying net belt 21, the mass of a wet cold air mass is large, the inertia is large after air injection, the gap between the food and the conveying net belt 21 is ensured, the specific heat of the cold air mass with increased humidity is increased, the instantaneous cold energy is increased, the food is precooled, and the frozen food is provided with lateral air flow through two air guide pipe 36 output ports which are arranged in a staggered way, so that the side precooling effect is improved; the jacking flow channel 411 is obliquely arranged to generate upward lateral deviation force, the force applied when the food is jacked up is balanced by arranging the outlet on one circumference, and the lateral airflow provided by the auxiliary induced draft pipe 36 enables the food to generate angular deflection, so that the food is prevented from being frozen on the conveying mesh belt 21 to cause adhesion; through inboard arc setting, instantaneous speed increases when making the wind of trachea 42 water conservancy diversion pass through the inboard, along with speed increase, inboard atmospheric pressure reduces to make both sides air current flow to arcwall face 412 flow, avoid the cold air deposit to cause transmission import 111 department pressure too big, cause the cold air to reveal, improve operating efficiency.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a gradient freezing storage device with two spiral quick-freeze water conservancy diversion functions which characterized in that: gradient freezing storage device includes fixing device (1), transmission device (2), quick-freezing device (3) and precooling apparatus (4), transmission device (2) and fixing device (1) swing joint, fixing device (1) is including freezing room (11), connecting pipe (12) and repository (13), it connects through connecting pipe (12) and repository (13) to freeze room (11), quick-freezing device (3) and freezing room (11) are connected, it freezes chamber (113) to be equipped with on freezing room (11), precooling apparatus (4) and freezing room (11) fastening connection, it passes delivery outlet (112) to freeze chamber (113) one side, freeze chamber (113) and transmission outlet (112) intercommunication, be equipped with feed inlet (131) on repository (13), connecting pipe (12) both ends respectively with pass delivery outlet (112) and feed inlet (131) intercommunication, the quick-freezing device (3) comprises an evaporator (31), a heat exchanger (32) and a fan (33), wherein the evaporator (31) and the heat exchanger (32) are arranged on the upper side of the freezing chamber (11), the evaporator (31) is communicated with the heat exchanger (32), and the fan (33) is arranged in the freezing cavity (113).
2. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 1, characterized in that: be equipped with on repository (13) and store the chamber, feed inlet (131) and storage chamber intercommunication, pass delivery outlet (112) and be located and freeze chamber (113) one side upper end, it is equipped with transmission import (111) to freeze chamber (113) one side to keep away from delivery outlet (112) one side, transmission import (111) are located and freeze chamber (113) one side lower extreme, it is equipped with the air outlet to freeze chamber (11) one side, fan (33) give vent to anger the end and are equipped with out tuber pipe (37), it passes the air outlet to keep away from fan (33) one end to go out tuber pipe (37) and heat exchanger (32) high temperature end intercommunication, it is equipped with the air intake to freeze chamber (11) upside, heat exchange chamber (32) high temperature end and air intake intercommunication, the air intake downside is equipped with two subchannels, the subchannel downside is equipped with spiral pipe (34), the air intake passes through subchannel and spiral pipe (34) intercommunication, the conveying device (2) comprises a conveying mesh belt (21), an outlet at the lower end of the spiral pipe (34) faces the conveying mesh belt (21), the fixing device (1) further comprises a supporting assembly (14), the supporting assembly (14) is arranged in a freezing cavity (113), the supporting assembly (14) comprises a rotating shaft (141) and an inner ring frame (142), a rotary groove (114) is formed in the bottom side of the freezing cavity (113), the bottom end of the rotating shaft (141) is rotatably connected with the rotary groove (114) through a bearing, a plurality of layers of inner ring frames (142) are axially arranged on the outer side of the rotating shaft (141), inner rings of the inner ring frames (142) are in transmission connection with the rotating shaft (141) through ring frame supporting rods (143), the ring frame supporting rods (143) are arranged in a cross shape, through holes are formed in the middles of the ring frame supporting rods (143), and the outer circular surfaces of the rotating shaft (141) are fixedly connected with the inner walls of the through holes of the ring frame supporting rods (143), the utility model discloses a bearing of rotating shaft (141), including inner ring frame (142), outer ring frame (146) and pivot (146), inner ring frame (142) outside is equipped with a plurality of outer support (146) along circumference, outer support (146) are for falling "L" shape setting, and outer support (146) upper end is close to inner ring frame (142) one side and is equipped with the draw-in groove, and is a plurality of the draw-in groove links into the round, is equipped with the bearing in the draw-in groove, pivot (141) upper end is passed through the bearing and is connected with the draw-in groove rotation, be equipped with a plurality of backup pads (145) along vertical direction on outer support (146), it is a plurality of backup pad (145) that set up on outer support (146) form spiral ladder by inner ring frame (142) axis as the center, backup pad (145) and conveying mesh belt (21) sliding connection.
3. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 2, characterized in that: the utility model discloses a conveying mesh belt, including inner ring frame (142), conveying mesh belt (21), inner ring frame (142) are equipped with a plurality of bars (144) along circumference, be equipped with transmission groove (215) on conveying mesh belt (21), inner ring frame (142) are connected through bar (144) and transmission groove (215) transmission, conveying mesh belt (21) include a plurality of inner link plates (212), outer link plate (211) and connecting rod (214), perpendicular to conveying mesh belt (21) symmetry is gone up and is equipped with inner link plate (212) and outer link plate (211), two of symmetrical arrangement connect through two connecting rod (214) between outer link plate (211), and the homonymy is adjacent connect through inner link plate (212) between outer link plate (211), be equipped with the groove that turns to on inner link plate (212), it is adjacent be equipped with net silk (213) between connecting rod (214), net silk (213) spiral winding is on connecting rod (214).
4. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 3, characterized in that: the conveying device (2) further comprises a driving wheel (22) and a first reversing rod (23), the driving wheel (22) is located on one side of a conveying inlet (111), the driving wheel (22) is supported on the ground through a vertical frame, a supporting groove (121) is formed in one side, close to the feeding hole (131), of the connecting pipe (12), the first reversing rod (23) is movably connected with the supporting groove (121), the conveying mesh belt (21) is spirally wound on the first reversing rod (23), a mesh belt outlet (122) is formed in the connecting pipe (12), an opening of the mesh belt outlet (122) is upwards formed, a second reversing rod (24) is arranged at the mesh belt outlet (122), the second reversing rod (24) is connected with the connecting pipe (12) through a rotary frame, an input wheel (25) is arranged below the conveying outlet (112), and the input wheel (25) is supported on the ground through the vertical frame, and the conveying mesh belt (21) outside the freezing chamber (11) is connected into a line along a first reversing roller (23), a second reversing roller (24), an input wheel (25) and a transmission wheel (22) in sequence.
5. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 4, characterized in that: the pre-cooling device (4) is arranged in a freezing cavity (113), the pre-cooling device (4) comprises a jacking block (41), the jacking block (41) is arranged at the inner side of a transmission inlet (111), the jacking block (41) penetrates through the bottom side of a conveying mesh belt (21), two ends of the jacking block (41) are connected with the bottom side of the freezing cavity (113) through a support column (43), a pipe orifice at the bottom end of a spiral pipe (34) is separated through a distributing plate (35), the outer diameter of the spiral pipe (34) is gradually reduced from top to bottom, air induction pipes (36) are arranged on the sides, far away from the axis, of the distributing plate (35) and the spiral pipe (34), the two air induction pipes (36) are arranged at two sides of the jacking block (41) in a staggered mode, the lower end of the air induction pipes (36) faces the conveying mesh belt (21) on the upper side of the jacking block (41), a plurality of jacking flow channels (411) are arranged on the jacking block (41), one side of each air induction pipe (36) is provided with a through hole, an air pipe (42) is arranged at the through hole of the air guiding pipe (36), and the lower end of the air pipe (42) faces to the lower side of the jacking block (41).
6. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 4, characterized in that: the transmission device (2) further comprises a power motor (26), the power motor (26) is arranged on one side of the input wheel (25), and the input end of the power motor (26) is in transmission connection with the input wheel (25).
7. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 5, characterized in that: the jacking runners (411) are obliquely arranged, and the upper ends of the jacking runners (411) are located on the same circumference.
8. The gradient freezing storage device with the double-helix quick-freezing diversion function according to claim 5, characterized in that: the side, away from the transmission inlet (111), of the jacking block (41) is provided with an arc-shaped surface (412).
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| CN202111137473.2A CN113959142B (en) | 2021-09-27 | 2021-09-27 | Gradient freezing storage device with double-helix quick-freezing flow guide function |
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| CN202111137473.2A CN113959142B (en) | 2021-09-27 | 2021-09-27 | Gradient freezing storage device with double-helix quick-freezing flow guide function |
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| CN115235176A (en) * | 2022-07-12 | 2022-10-25 | 上海潮乡源食品有限公司 | High-power self-spiral microwave quick freezing device |
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| CN113959142B (en) | 2022-10-28 |
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Address after: No. 19, Xingye Road, Yuanzhuang Town, Rudong County, Nantong City, Jiangsu Province, 226000 Applicant after: JET (JIANGSU) COLDCHAIN EQUIPMENT Co.,Ltd. Address before: 226000 Guangzhou road, Nantong Economic and Technological Development Zone, Jiangsu Province Applicant before: JET (JIANGSU) COLDCHAIN EQUIPMENT Co.,Ltd. |
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