CN211316688U - Portable insulation can - Google Patents
Portable insulation can Download PDFInfo
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- CN211316688U CN211316688U CN201922465641.5U CN201922465641U CN211316688U CN 211316688 U CN211316688 U CN 211316688U CN 201922465641 U CN201922465641 U CN 201922465641U CN 211316688 U CN211316688 U CN 211316688U
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- heat
- insulating layer
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- 238000009413 insulation Methods 0.000 title claims abstract description 38
- 230000007704 transition Effects 0.000 claims abstract description 50
- 238000005057 refrigeration Methods 0.000 claims abstract description 39
- 238000004891 communication Methods 0.000 claims abstract description 37
- 239000004065 semiconductor Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 33
- 230000000903 blocking effect Effects 0.000 claims description 13
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000004321 preservation Methods 0.000 description 11
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920002635 polyurethane Polymers 0.000 description 4
- 239000004814 polyurethane Substances 0.000 description 4
- 229960005486 vaccine Drugs 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The embodiment of the utility model provides a portable insulation can, which comprises a case body and a case cover, wherein a communication seat and a refrigeration component are arranged outside the case body; the box body comprises an inner container, an inner container heat-insulating layer and a heat-insulating layer shell; the inner container heat-insulating layer is provided with a first air duct and a second air duct which are communicated with the inner container; the heat-insulating layer shell is provided with a first air outlet corresponding to the first air channel and a first air inlet corresponding to the second air channel; the inner container is provided with a second air outlet corresponding to the first air channel and a second air inlet corresponding to the second air channel; the communicating seat is positioned on the outer surface of the heat-insulating layer shell and forms a transition passage with the outer surface; the refrigerating assembly comprises a cold guide block, a semiconductor refrigerating sheet and a radiator; the radiator is connected with the hot end of the semiconductor refrigerating sheet; one end of the cold guide block is attached to the cold end of the semiconductor refrigerating sheet, and the other end of the cold guide block extends into the transition channel; a first fan is arranged in the transition passage. Can effectively solve current portable insulation can and receive external environment influence easily through this scheme, have the problem that can't satisfy the cold-stored temperature requirement of bacterin.
Description
Technical Field
The utility model relates to a refrigeration plant technical field especially relates to a portable insulation can.
Background
At present, a portable incubator is generally used for storing vaccines at each vaccination site of a prefecture-level medical and health institution and a subordinate medical and health institution (such as a community, a rural health institution, a remote mountain area, and the like). Portable incubators typically employ a box structure made of an insulating material, such as a foam box.
The temperature in the existing portable insulation can is controlled by placing an ice bag in the insulation can. Because the existing portable insulation box is difficult to completely isolate the heat conducted by the external environment, and the ice bag has limited heat absorption capacity, the temperature in the portable insulation box can be gradually increased along with the increase of the environmental temperature. Therefore, the existing portable incubator is easily influenced by the external environment and has the defect that the requirement of the refrigeration temperature of the vaccine cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a portable insulation can, can effectively solve current portable insulation can and receive external environment influence easily, have the problem that can't satisfy the cold-stored temperature requirement of bacterin. The specific technical scheme is as follows:
the embodiment of the utility model provides a portable insulation can, which comprises a case body and a case cover, wherein the case body is externally provided with a communication seat and a refrigeration component;
the box body sequentially comprises an inner container, an inner container heat-insulating layer and a heat-insulating layer shell from inside to outside; the inner container heat-insulating layer is provided with a first air duct and a second air duct which are communicated with the inner container; the heat-insulating layer shell is provided with a first air outlet corresponding to the first air duct and a first air inlet corresponding to the second air duct; the inner container is provided with a second air outlet corresponding to the first air duct and a second air inlet corresponding to the second air duct;
the communicating seat is positioned on the outer surface of the heat-insulating layer shell and is used for communicating the first air inlet and the first air outlet, and a transition channel is formed between the communicating seat and the outer surface of the heat-insulating layer shell;
the refrigerating assembly comprises a cold guide block, a semiconductor refrigerating sheet and a radiator; the radiator is connected with the hot end of the semiconductor refrigerating sheet; one end of the cold guide block is attached to the cold end of the semiconductor refrigerating sheet, and the other end of the cold guide block extends into the transition channel;
and a first fan is arranged in the transition passage and used for driving the air in the inner container to enter the second air channel, and the air flows back to the inner container from the first air channel after being cooled by the cold guide block in the communicating seat.
Optionally, the refrigeration assembly further includes an air duct control mechanism for adjusting the flow rates of the first air duct and the second air duct.
Optionally, the air duct control mechanism comprises a first air duct control mechanism and a second air duct control mechanism;
the first air duct control mechanism comprises a first feeding motor and a first blocking block, the first feeding motor is installed on the communication base, the first blocking block is arranged in the transition channel of the communication base and is close to the first air outlet, the output end of the first feeding motor is connected with the first blocking block, and the opening degree of the first air outlet is controlled by driving the first blocking block to move in a telescopic mode;
second wind channel control mechanism is including installing second on the intercommunication seat is fed the motor and is set up just be close to in the transition passageway of intercommunication seat the second sprue of first air intake, the output that the motor was fed to the second with the second sprue links to each other, through the drive second sprue concertina movement controls the aperture of first air intake.
Optionally, the first fan is adjacent to the cold guide block and close to the first air inlet.
Optionally, the volume of the inner container is not more than 20L, and the rated power of the first fan is not less than 1.5W.
Optionally, a second fan is arranged in the first air duct, and a third fan is arranged in the second air duct;
the volume of the inner container is not more than 20L, and the sum of the rated power of the first fan, the rated power of the second fan and the rated power of the third fan is not more than 1 watt.
Optionally, the refrigeration assembly further comprises an air collecting nozzle sleeve, the air collecting nozzle sleeve is of a structure with a containing cavity, the cold guide block is arranged in the containing cavity, an air inlet hole and an air outlet hole are formed in the wall body of the air collecting nozzle sleeve, and the air inlet hole and the air outlet hole are arranged oppositely; the air collecting nozzle is positioned outside the air collecting nozzle sleeve and is arranged at the air outlet; the air inlet hole is close to the first fan, and the air collecting nozzle is close to the first air outlet.
Optionally, a groove is formed in the inner wall of the inner container and/or the box cover, a predetermined sensor is installed in the groove, a display and control screen is arranged on the box cover, and the display and control screen is connected with the predetermined sensor; wherein the predetermined sensor is a temperature sensor or a humidity sensor or a temperature and humidity sensor.
Optionally, a cover plate is arranged on the groove, baffles are arranged on the second air outlet and the second air inlet, and a plurality of through holes are formed in the cover plate and the baffles.
Optionally, the inner wall of the inner container is provided with a backing plate near the second air outlet and the second air inlet respectively.
The embodiment of the utility model provides a portable insulation can sets up first wind channel and second wind channel on the box, sets up the intercommunication seat that communicates this first wind channel and second wind channel in the box outside, and the cold block that leads that will be connected with semiconductor refrigeration piece cold junction is arranged in the transition passageway of intercommunication seat to set up the forced convection fan in the intercommunication seat. Under the effect of fan, the air in the portable insulation can inner bag gets into transition passageway through the second wind channel to through the transition passageway in with the cold guide piece cooling back that the refrigeration piece cold junction is connected, from first wind channel backward flow to the inner bag in, can the temperature of effective control portable insulation can, solved current portable insulation can and received external environment influence easily, there is the problem that can't satisfy the cold-stored temperature requirement of bacterin.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a sectional view of a portable incubator according to an embodiment of the present invention;
FIG. 2 is an enlarged view of detail I of FIG. 1;
FIG. 3 is a schematic structural view of the air collecting nozzle sleeve in FIG. 2;
fig. 4 is a sectional view of another portable incubator according to an embodiment of the present invention;
fig. 5 is a sectional view of another portable incubator according to an embodiment of the present invention.
The reference numerals in the drawings are explained as follows:
0-box cover;
1, a box body;
11-inner container heat-insulating layer, 112-first air duct, 1121-second fan, 113-second air duct, 1131-third fan; 114-groove, 1141-cover plate; 115-a backing plate;
12-inner container, 121-second air outlet, 122-second air inlet;
13-heat-insulating layer shell, 131-first air outlet, 132-first air inlet;
2-a communication seat, 21-a transition channel; 211 — a first fan;
3-a refrigeration component; 31-a cold guide block, 311-a wind collecting nozzle sleeve, 3111-a side plate, 3112-a wind collecting nozzle and 3113-an air inlet hole; 32-semiconductor refrigerating sheet; 33-a heat sink;
41-a first air channel control mechanism, 411-a first feeding motor, 412-a first block;
51-a second air channel control mechanism, 511-a second feeding motor, 512-a second block.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to solve current portable insulation can and receive external environment influence easily, there is the problem that can't satisfy the cold-stored temperature requirement of bacterin, the embodiment of the utility model provides a portable insulation can. The portable incubator comprises a box body and a box cover, wherein a communication seat and a refrigeration assembly are arranged outside the box body;
the box body sequentially comprises an inner container, an inner container heat-insulating layer and a heat-insulating layer shell from inside to outside;
the inner container heat-insulating layer is provided with a first air duct and a second air duct which are communicated with the inner container; the heat-insulating layer shell is provided with a first air outlet corresponding to the first air duct and a first air inlet corresponding to the second air duct; the inner container is provided with a second air outlet corresponding to the first air duct and a second air inlet corresponding to the second air duct;
the communicating seat is positioned on the outer surface of the heat-insulating layer shell and is used for communicating the first air inlet and the first air outlet, and a transition channel is formed between the communicating seat and the outer surface of the heat-insulating layer shell;
the refrigerating assembly comprises a cold guide block, a semiconductor refrigerating sheet and a radiator;
the radiator is connected with the hot end of the semiconductor refrigerating sheet; one end of the cold guide block is attached to the cold end of the semiconductor refrigerating sheet, and the other end of the cold guide block extends into the transition channel;
and a first fan is arranged in the transition passage and used for driving the air in the inner container to enter the second air channel, and the air flows back to the inner container from the first air channel after being cooled by the cold guide block in the communicating seat.
In the embodiment of the utility model, in order to obtain better heat preservation and insulation effects, the box body and the box cover can be formed by plastic formed by injection molding and high-density polyurethane heat preservation layer foaming; certainly, the material of the insulating layer is not limited to polyurethane, and the insulating layer can also be a combination and matching of a vacuum insulating plate and polyurethane. The inner container can be a tubular aluminum container formed by stretching metal aluminum, of course, the inner container can be made of other metal materials, such as copper or plastic materials, and can be in other container shapes besides tubular shapes. In addition, the inner container heat-insulating layer can be made of polyurethane foam, and can also be formed by combining polyurethane and a vacuum heat-insulating plate through foaming; the insulating layer shell can be made of ABS plastic (Acrylonitrile Butadiene Styrene plastic). The box body, the box cover and the heat-insulating layer shell can be made of materials with low heat conductivity coefficients through a forming process. There are various materials with low thermal conductivity, such as PP (polypropylene), PVC (Polyvinyl chloride), or ABS plastic (Acrylonitrile Butadiene Styrene), which can be selected by looking up the thermal conductivity table of the plastic part, which is not listed here.
The air inlet is an inlet for air in the liner to enter the transition passage and comprises a second air inlet arranged on the liner and a first air inlet arranged on the heat-insulating layer shell; the air outlet refers to an outlet through which air in the transition passage flows out of the inner container and comprises a first air outlet arranged on the heat-insulating layer shell and a second air outlet arranged on the inner container.
It can be understood that, the first air inlet and the first air outlet are communicated with the communicating base, that is, one end of the transition channel of the communicating base is connected with the first air inlet, the other end of the transition channel is connected with the first air outlet, and after air in the liner enters the second air channel, the air can enter the transition channel from one end of the communicating base through the first air inlet, then passes through the transition channel, flows out to the first air outlet through the other end of the communicating base, and finally flows back to the liner.
In addition, the one end of cold conduction piece with the cold junction laminating of semiconductor refrigeration piece, the cold volume that semiconductor refrigeration piece produced passes through cold conduction piece and transmits to the transition passageway of intercommunication seat in, and wherein, cold conduction piece can adopt cold conduction aluminium piece or cold conduction copper billet. The first fan is arranged adjacent to the cold guide block and can be arranged at a position close to the first air inlet or the first air outlet, and the air flow direction can be adjusted by controlling the forward and reverse rotation of the first fan; the heat sink is located outside the communication seat.
It can be understood that the first fan, the semiconductor cooling plate and the heat sink may be connected to the controller, and a user may control the first fan, the semiconductor cooling plate and the heat sink by operating a control interface of the controller.
In addition, in order to place vaccine products of various specifications, the inner container can be internally provided with a storage rack for limiting and reinforcing vaccines. The supporter can be metal supporter, and metal supporter can heat conduction fast, can accelerate the interior supporter of inner bag temperature uniform variation everywhere.
The embodiment of the utility model provides a portable insulation can sets up first wind channel and second wind channel on the box, sets up the intercommunication seat that communicates this first wind channel and second wind channel in the box outside, and the cold block that leads that will be connected with the cold junction of semiconductor refrigeration piece is arranged in the transition passageway of intercommunication seat to set up the forced convection fan in the intercommunication seat. Under the effect of fan, the air in the portable insulation can inner bag gets into transition passageway through the second wind channel to through the transition passageway in with the cold junction of refrigeration piece cool off the back, from first wind channel backward flow to portable insulation can inner bag in, can effectively control the temperature of portable insulation can, solved current portable insulation can and received external environment influence easily, there is the problem that can't satisfy the cold-stored temperature requirement of bacterin.
Optionally, in order to control the flow rate of the air in the portable incubator flowing into the transition passage through the second air duct and flowing back to the portable incubator from the first air duct after passing through the transition passage, the refrigeration assembly further includes an air duct control mechanism for adjusting the flow rates of the first air duct and the second air duct. The air duct control mechanism can control the flow by controlling the opening of the first air inlet and the first air outlet.
Optionally, in order to adjust the flow rates of the first air duct and the second air duct, the air duct control mechanism includes a first air duct control mechanism and a second air duct control mechanism;
the first air duct control mechanism comprises a first feeding motor and a first blocking block, the first feeding motor is installed on the communication base, the first blocking block is arranged in the transition channel of the communication base and is close to the first air outlet, the output end of the first feeding motor is connected with the first blocking block, and the opening degree of the first air outlet is controlled by driving the first blocking block to move in a telescopic mode;
second wind channel control mechanism is including installing second on the intercommunication seat is fed the motor and is set up just be close to in the transition passageway of intercommunication seat the second sprue of first air intake, the output that the motor was fed to the second with the second sprue links to each other, through the drive second sprue concertina movement controls the aperture of first air intake.
It should be noted that, the above-mentioned feeding motor can be connected with the controller, and the user conveniently realizes the control such as motor start-stop and rotational speed regulation through the control interface that the controller corresponds to realize the regulation of first air intake and first air outlet aperture size.
Optionally, in order to further make the structure of the incubator structure compact, the first fan is adjacent to the cold guide block and close to the first air inlet.
Optionally, on the basis of the first fan, in order to meet the requirement of air flow heat exchange in the heat preservation box, the volume of the inner container is not more than 20L, and the rated power of the first fan is not less than 1.5 watts.
Optionally, on the basis of the first fan, in order to meet the requirement of air flow heat exchange in the heat preservation box and improve the uniformity of air flow, a second fan is further arranged in the first air duct, and a third fan is further arranged in the second air duct; the volume of the inner container is not more than 20L, and in order to reduce the power consumption of the fan, the sum of rated powers of the first fan, the second fan and the third fan is not more than 1 watt.
Optionally, when the heat insulation box is switched from the refrigeration working state to the heat insulation working state, and the refrigeration piece stops working, in order to reduce the transmission of external heat to the communication seat and the inner container through the cold conducting block as much as possible, thereby further realizing cold-heat separation, the refrigeration assembly further comprises an air collecting nozzle sleeve made of a heat insulating material, the air collecting nozzle sleeve is of a structure with a containing cavity, the cold conducting block is arranged in the containing cavity, the wall body of the air collecting nozzle sleeve is provided with an air inlet hole and an air outlet hole, and the air inlet hole and the air outlet hole are arranged oppositely; the air collecting nozzle is positioned outside the air collecting nozzle sleeve and is arranged at the air outlet; the air inlet hole is close to the first fan, and the air collecting nozzle is close to the first air outlet. The air collecting nozzle sleeve can be made of heat-insulating plastics, such as ABS plastics. Of course, other materials with poor thermal conductivity may be used, and are not limited thereto.
Optionally, a groove is formed in the inner wall of the inner container and/or the box cover, a predetermined sensor is installed in the groove, a display and control screen is arranged on the box cover, and the display and control screen is connected with the predetermined sensor; wherein the predetermined sensor is a temperature sensor or a humidity sensor or a temperature and humidity sensor. The display control screen and the sensor can be in wired connection or in wireless connection. And the display control screen is used for displaying the temperature and/or humidity state information of the heat preservation box measured by the preset sensor. The number of the grooves can be multiple, and the grooves are arranged at different positions of the inner container and the inner wall of the box cover according to actual temperature measurement requirements. The temperature sensor can adopt a thermistor; because the temperature, humidity and temperature and humidity sensor is of a plurality of types, in practical application, a proper sensor can be selected according to the required temperature measurement precision.
Optionally, in order to protect the sensor, a cover plate is arranged on the groove; in order to prevent foreign matters from entering the air duct, the second air outlet and the second air inlet are provided with baffles, and the cover plate and the baffles are provided with a plurality of through holes.
Optionally, in order to prevent the blockage caused by placing an object in the air opening, the inner wall of the liner is close to the base plates respectively arranged at the second air outlet and the second air inlet.
Optionally, the incubator may further include a communication module for communicating with an external electronic device. The communication module may be a nfc (near Field communication), a bluetooth communicator, a GSM (global system For Mobile Communications), a 3G, 4G and/or 5G communication device, and the external device may be a Mobile electronic device, such as a Mobile phone, a notebook computer or a tablet computer, or may be a central server. The communication module can be connected with the controller to realize data interaction with external electronic equipment. The communication module can be used for transmitting the inner container condition detected by the sensor to external electronic equipment and receiving an instruction sent by the external equipment to enable the controller to control the fan, the semiconductor refrigeration sheet and the radiator, so that convenience is provided for monitoring the temperature of the heat preservation box.
Optionally, the incubator further comprises an LED lamp for indicating whether the incubator is in a normal working state, and a buzzer for alarming in case of abnormal temperature inside the incubator.
Alternatively, the first and second feed motors may each employ a stepping motor in view of excellent start-stop and reverse response of the stepping motor, and simple structure and low cost. Of course, the first and second feeding motors may be servo motors that are reliable in operation and require less maintenance.
In order to better understand the technical solution of the present invention, the following description is made with reference to fig. 1 to 3 for exemplary purposes of describing the specific structure of the portable incubator provided by the embodiments of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a portable incubator, which includes a case 1 and a case cover 0, wherein the case 1 is externally provided with a communication seat 2 and a refrigeration assembly 3;
the box body 1 sequentially comprises an inner container 12, an inner container heat-insulating layer 11 and a heat-insulating layer shell 13 from inside to outside; the inner container heat-insulating layer 11 is provided with a first air duct 112 and a second air duct 113 which are communicated with the inner container 12; the insulating layer housing 13 is provided with a first air outlet 131 corresponding to the first air duct 112, and a first air inlet 132 corresponding to the second air duct 113; the inner container 12 is provided with a second air outlet 121 corresponding to the first air duct 112, and a second air inlet 122 corresponding to the second air duct 113. The inner container 12 and the inner wall of the box cover 0 are both provided with a groove 114 for mounting a sensor, the groove 114 is provided with a cover plate 1141, and the cover plate 1141 is provided with a plurality of through holes. The inner wall of the inner container 12 near the second air outlet 121 and the second air inlet 122 is respectively provided with a backing plate 115 for preventing the air inlet from being blocked.
The communication base 2 is located on the outer surface of the heat-insulating layer shell 13 and is used for communicating the first air inlet 132 and the first air outlet 131, and the communication base 2 and the outer surface of the heat-insulating layer shell 13 form a transition passage 21.
The refrigerating assembly 3 comprises a cold guide block 31 sleeved with a wind collecting nozzle sleeve 311, a semiconductor refrigerating sheet 32, a radiator 33 and an air duct control mechanism; the radiator 33 is connected with the hot end of the semiconductor refrigerating sheet 32; one end of the cold guide block 31 is attached to the cold end of the semiconductor refrigeration sheet 32, and the other end of the cold guide block extends into the transition channel 21; a first fan 211 is disposed in the transition passage 21, and the first fan 211 is adjacent to the cold guide block 31 and close to the first air inlet 132. Referring to fig. 2 and 3, the air collecting nozzle sleeve 311 has a receiving cavity, and may adopt a box structure with an opening on one side, and the cold guiding block 31 is disposed in the receiving cavity. The air collecting nozzle sleeve 311 is enclosed by four side plates 3111 and a bottom plate, wherein one side plate is provided with an air outlet, and the other side plate 3111 opposite to the side plate 3111 is provided with an air inlet 3113; the air collecting nozzle 3112 is located outside the air collecting nozzle sleeve 311 and is installed on the side plate 3111 provided with the air outlet; the air inlet hole is close to the first fan 211, and the air collecting nozzle 3112 is close to the first air outlet 131.
For the inner container 12 with the volume not greater than 20L, the first fan 211 can adopt a fan with the rated power of 1.5-2W, and the fan can be selected according to the power value in practical application.
The air duct control mechanism comprises a first air duct control mechanism 41 and a second air duct control mechanism 51, and is used for adjusting the flow of the first air duct 112 and the second air duct 113.
First wind channel control mechanism 41 is including installing first feed motor 411 on the seat 2 of connecting is in with the setting in the transition passageway 21 of seat 2 of connecting and be close to first sprue 412 of first air outlet 131, first feed motor 411 can adopt step motor, its output with first sprue 412 links to each other, through the drive first sprue 412 concertina movement, control the aperture of first air outlet 131.
Second wind channel control mechanism 51 is including installing second feed motor 511 on the seat of intercommunication 2 is in with the setting in the transition passageway 21 of seat of intercommunication 2 and be close to the second sprue 512 of first air intake 132, second feed motor 511 can adopt step motor, its output with second sprue 512 links to each other, through the drive second sprue 512 concertina movement, control the aperture of first air intake 132.
After the first fan and the stepping motor are powered on, the output end of the first fan drives the blocking block to move in a telescopic mode, and the opening degrees of the first air outlet and the first air inlet are controlled by controlling the forward and reverse rotation and the pulse step number of the stepping motor, so that the cold air flow in the box is controlled. And in order to reduce the energy consumption of the heat preservation box, the heat preservation box is switched from a refrigeration working state to a heat preservation working state, and after the refrigeration sheet stops working, the air channel can be closed through the air channel control mechanism, so that cold air in the liner is isolated from air in the communication seat, external heat is prevented from being transmitted to the liner through the radiator and the cold guide block, and the function of cold-heat separation is achieved.
In addition, the present embodiment adopts the wind collecting nozzle sleeve made of heat insulating material, except that one side of the box structure of the wind collecting nozzle sleeve is an opening, an air outlet hole on one side plate and an air inlet hole on the other side plate, the wind collecting nozzle sleeve wraps the cold conducting block, and the cold conducting block can be isolated from the communicating base. When the heat preservation box is switched to the heat preservation working state from the refrigeration working state, and the refrigeration piece stops working, the external heat can be further reduced and transmitted to the communicating base and the inner container through the cold guide block, and the cold-heat separation is better realized.
The embodiment of the utility model provides a portable insulation can sets up first wind channel and second wind channel on the box, sets up the intercommunication seat that communicates this first wind channel and second wind channel in the box outside, and the cold block that leads that will be connected with the cold junction of semiconductor refrigeration piece is arranged in the transition passageway of intercommunication seat to set up the forced convection fan in the intercommunication seat. Under the effect of fan, the air in the portable insulation can inner bag gets into transition passageway through the second wind channel to through the transition passageway in with the cold guide piece cooling back that the refrigeration piece cold junction is connected, from first wind channel backward flow to the inner bag in, can the temperature of effective control portable insulation can, solved current portable insulation can and received external environment influence easily, there is the problem that can't satisfy the cold-stored temperature requirement of bacterin.
In order to reduce the noise of fan, reduce the fan consumption to improve the homogeneity that the air flows, the embodiment of the utility model provides another kind of portable insulation can.
As shown in fig. 4, the embodiment of the present invention provides a portable thermal insulation box, which comprises a box body 1 and a box cover 0, wherein the box body is externally provided with a communication seat 2 and a refrigeration component 3.
The box body 1 sequentially comprises an inner container 12, an inner container heat-insulating layer 11 and a heat-insulating layer shell 13 from inside to outside; the inner container heat-insulating layer 11 is provided with a first air duct 112 and a second air duct 113 which are communicated with the inner container 12; the insulating layer housing 13 is provided with a first air outlet 131 corresponding to the first air duct 112, and a first air inlet 132 corresponding to the second air duct 113; the inner container 12 is provided with a second air outlet 121 corresponding to the first air duct 112, and a second air inlet 122 corresponding to the second air duct 113. A second fan 1121 is disposed in the first air duct 112, and a third fan 1131 is disposed in the second air duct 113. For the inner container 12 with a volume not greater than 20L, the sum of the rated powers of the first fan 211, the second fan 1121 and the third fan 1131 is not greater than 1 watt, and in practical application, the fan type selection can be performed according to the power value.
The communication base 2 is located on the outer surface of the heat-insulating layer shell 13 and is used for communicating the first air inlet 132 and the first air outlet 131, and the communication base 2 and the outer surface of the heat-insulating layer shell 13 form a transition passage 21.
The refrigerating assembly 3 comprises a cold guide block 31 sleeved with a wind collecting nozzle sleeve 311, a semiconductor refrigerating sheet 32, a radiator 33 and an air duct control mechanism; the radiator 33 is connected with the hot end of the semiconductor refrigerating sheet 32; one end of the cold guide block 31 is attached to the cold end of the semiconductor refrigeration sheet 32, and the other end of the cold guide block extends into the transition channel 21; a first fan 211 is disposed in the transition passage 21, and the first fan 211 is adjacent to the cold guide block 31 and close to the first air inlet 132. Referring to fig. 2 and 3, the air collecting nozzle sleeve 311 has a receiving cavity, and may adopt a box structure with an opening on one side, and the cold guiding block 31 is disposed in the receiving cavity. The air collecting nozzle sleeve 311 is enclosed by four side plates 3111 and a bottom plate, wherein one side plate is provided with an air outlet, and the other side plate 3111 opposite to the side plate 3111 is provided with an air inlet 3113; the air collecting nozzle 3112 is located outside the air collecting nozzle sleeve 311 and is installed on the side plate 3111 provided with the air outlet; the air inlet hole is close to the first fan 211, and the air collecting nozzle 3112 is close to the first air outlet 131.
The air duct control mechanism comprises a first air duct control mechanism 41 and a second air duct control mechanism 51, and is used for adjusting the flow of the first air duct 112 and the second air duct 113.
The first air duct control mechanism 41 includes a first feeding motor 411 installed on the communication base 2 and a first block 412 disposed in the transition channel 21 of the communication base 2 and close to the first air outlet 131, the first feeding motor 411 may be a stepping motor, an output end of the first feeding motor is connected to the first block 412, and the opening degree of the first air outlet 131 is controlled by driving the first block 412 to move telescopically;
second wind channel control mechanism 51 is including installing second feed motor 511 on the seat of intercommunication 2 is in with the setting in the transition passageway 21 of seat of intercommunication 2 and be close to the second sprue 512 of first air intake 132, second feed motor 511 can adopt step motor, its output with second sprue 512 links to each other, through the drive second sprue 512 concertina movement, control the aperture of first air intake 132.
After the first fan, the second fan, the third fan and the stepping motor are powered on, the output end of the first fan drives the blocking block to move in a telescopic mode, and the opening degrees of the first air outlet and the first air inlet are controlled by controlling the forward and reverse rotation and pulse steps of the stepping motor, so that the flow of cold air in the box is controlled.
The embodiment of the utility model provides a portable insulation can sets up first wind channel and second wind channel on the box, sets up the intercommunication seat that communicates this first wind channel and second wind channel in the box outside, and the cold block that leads that will be connected with the cold junction of semiconductor refrigeration piece is arranged in the transition passageway of intercommunication seat to set up the forced convection fan in the intercommunication seat. Under the effect of fan, the air in the portable insulation can inner bag gets into transition passageway through the second wind channel to through the transition passageway in with the cold guide piece cooling back that the refrigeration piece cold junction is connected, from first wind channel backward flow to the inner bag in, can the temperature of effective control portable insulation can, solved current portable insulation can and received external environment influence easily, there is the problem that can't satisfy the cold-stored temperature requirement of bacterin.
In addition, for only adopting a rated power not less than 1.5 watts's fan, the embodiment of the utility model provides an adopt the fan that three different positions distribute and rated power sum is not more than 1 watts, not only can further reduce fan noise and consumption, still improved the homogeneity that the air flows.
In addition, it can be understood that, when the cross section of the inner container is a polygonal structure, the portable incubator in the above embodiment can select multiple groups of refrigeration components and communication seats according to actual needs; correspondingly, the box body is provided with an air duct, an air inlet, an air outlet and other structures corresponding to the refrigeration assembly and the communication seat. For example, fig. 5 shows a portable thermal insulation box, the inner container of which is a tubular structure with an open top and a rectangular cross section, and two opposite sides of the box are both provided with a set of refrigeration components and a communication seat, so that two opposite sides of the box are provided with two sets of refrigeration components and communication seats, and are respectively provided with an air duct, an air inlet, an air outlet and other structures. Of course, a group of refrigerating assemblies and a communication seat can be arranged on two adjacent side surfaces of the box body respectively. The structures of the refrigeration assembly, the communication seat, the air duct, the air inlet and the air outlet are the same as those in the embodiment, so that the details are not repeated.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A portable insulation can is characterized by comprising a case body (1) and a case cover (0), wherein a communication seat (2) and a refrigeration component (3) are arranged outside the case body;
the box body (1) sequentially comprises an inner container (12), an inner container heat-insulating layer (11) and a heat-insulating layer shell (13) from inside to outside; the inner container heat-insulating layer (11) is provided with a first air duct (112) and a second air duct (113) which are communicated with the inner container (12); the heat-insulating layer shell (13) is provided with a first air outlet (131) corresponding to the first air duct (112), and a first air inlet (132) corresponding to the second air duct (113); the inner container (12) is provided with a second air outlet (121) corresponding to the first air duct (112), and a second air inlet (122) corresponding to the second air duct (113);
the communication base (2) is positioned on the outer surface of the heat-insulating layer shell (13) and is used for communicating the first air inlet (132) and the first air outlet (131), and a transition channel (21) is formed between the communication base (2) and the outer surface of the heat-insulating layer shell (13);
the refrigerating assembly (3) comprises a cold guide block (31), a semiconductor refrigerating sheet (32) and a radiator (33); the radiator (33) is connected with the hot end of the semiconductor refrigerating sheet (32); one end of the cold guide block (31) is attached to the cold end of the semiconductor refrigerating sheet (32), and the other end of the cold guide block extends into the transition channel (21);
a first fan (211) is arranged in the transition passage (21), and the first fan (211) is used for driving air in the inner container (12) to enter the second air channel (113), and flows back to the inner container (12) from the first air channel (112) after being cooled by a cold guide block (31) in the communication base (2).
2. Incubator according to claim 1, characterised in that said refrigeration unit (3) further comprises duct control means for regulating the flow of said first (112) and second (113) ducts.
3. The incubator of claim 2, wherein the air passage control mechanism comprises a first air passage control mechanism (41) and a second air passage control mechanism (51);
the first air duct control mechanism (41) comprises a first feeding motor (411) installed on the communication base (2) and a first blocking block (412) which is arranged in a transition channel (21) of the communication base (2) and close to the first air outlet (131), the output end of the first feeding motor (411) is connected with the first blocking block (412), and the opening degree of the first air outlet (131) is controlled by driving the first blocking block (412) to move in a telescopic mode;
second wind channel control mechanism (51) is including installing second on intercommunication seat (2) feeds motor (511) and sets up in transition passageway (21) of intercommunication seat (2) and be close to second sprue (512) of first air intake (132), the output that motor (511) was fed to the second with second sprue (512) link to each other, through the drive second sprue (512) concertina movement, control the aperture of first air intake (132).
4. Incubator according to anyone of claims 1 to 3, characterised in that said first fan (211) is adjacent to said cold-conducting block (31) and is close to said first air inlet (132).
5. Incubator according to claim 4, characterised in that said internal container (12) has a volume not greater than 20L and in that said first fan (211) has a power rating not less than 1.5W.
6. An incubator according to claim 4, characterised in that a second fan (1121) is provided in the first air duct (112), and a third fan (1131) is provided in the second air duct (113);
the volume of the inner container (12) is not more than 20L, and the sum of rated power of the first fan (211), the second fan (1121) and the third fan (1131) is not more than 1 watt.
7. The incubator according to claim 4, wherein the refrigeration assembly (3) further comprises an air collecting nozzle sleeve (311) made of a heat insulating material, the air collecting nozzle sleeve (311) has a structure with a containing cavity, the cold guide block (31) is arranged in the containing cavity, and the wall body of the air collecting nozzle sleeve (311) is provided with an air inlet and an air outlet which are arranged oppositely; the air collecting nozzle (3112) is positioned outside the air collecting nozzle sleeve (311) and is arranged at the air outlet; the air inlet hole is close to the first fan (211), and the air collecting nozzle (3112) is close to the first air outlet (131).
8. The incubator according to claim 4, characterized in that the inner wall of the inner container (12) and/or the cover (0) is provided with a groove (114), a predetermined sensor is installed in the groove (114), and the cover (0) is provided with a display and control screen connected with the predetermined sensor; wherein the predetermined sensor is a temperature sensor or a humidity sensor or a temperature and humidity sensor.
9. Incubator according to claim 8, characterised in that said recess (114) is provided with a cover plate (1141), said second air outlet (121) and said second air inlet (122) are provided with a baffle, said cover plate (1141) and said baffle are provided with a plurality of through holes.
10. Incubator according to claim 4, characterised in that said inner wall of said inner container (12) is provided with respective pads (115) close to said second outlet (121) and second inlet (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922465641.5U CN211316688U (en) | 2019-12-31 | 2019-12-31 | Portable insulation can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922465641.5U CN211316688U (en) | 2019-12-31 | 2019-12-31 | Portable insulation can |
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| Publication Number | Publication Date |
|---|---|
| CN211316688U true CN211316688U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922465641.5U Active CN211316688U (en) | 2019-12-31 | 2019-12-31 | Portable insulation can |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966822A (en) * | 2019-12-31 | 2020-04-07 | 北京理工亘舒科技有限公司 | Portable insulation can |
| CN113418332A (en) * | 2021-06-02 | 2021-09-21 | 苏州科瑞森制冷科技有限公司 | Intelligent control refrigerating device |
-
2019
- 2019-12-31 CN CN201922465641.5U patent/CN211316688U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966822A (en) * | 2019-12-31 | 2020-04-07 | 北京理工亘舒科技有限公司 | Portable insulation can |
| CN113418332A (en) * | 2021-06-02 | 2021-09-21 | 苏州科瑞森制冷科技有限公司 | Intelligent control refrigerating device |
| CN113418332B (en) * | 2021-06-02 | 2022-05-31 | 苏州科瑞森制冷科技有限公司 | Intelligent control refrigerating device |
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Effective date of registration: 20240308 Address after: 528200 Room 101, building 28, Liandong u Valley, Jiansha Road, Danzao Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Genshu (Guangdong) Technology Co.,Ltd. Country or region after: China Address before: 100089 1001-01, building 4, 11 Changchun Bridge Road, Haidian District, Beijing Patentee before: BEIJING LIGONG GENSHU TECHNOLOGY Co.,Ltd. Country or region before: China |