CN111166193B - Mobile constant-temperature milk storage device and working method thereof - Google Patents
Mobile constant-temperature milk storage device and working method thereof Download PDFInfo
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- CN111166193B CN111166193B CN202010158370.3A CN202010158370A CN111166193B CN 111166193 B CN111166193 B CN 111166193B CN 202010158370 A CN202010158370 A CN 202010158370A CN 111166193 B CN111166193 B CN 111166193B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/2411—Baby bottle warmers; Devices for warming baby food in jars
- A47J36/2433—Baby bottle warmers; Devices for warming baby food in jars with electrical heating means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/23—Containers, e.g. vials, bottles, syringes, mail
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention belongs to the field of infant care, and particularly relates to a mobile constant-temperature milk storage device and a working method thereof. In order to solve the problem that the milk of a later baby becomes cold when a plurality of babies need to be fed with milk, the invention provides the movable constant-temperature milk storage device which can keep the temperature of the prepared milk and can disinfect the milk bottle and the working method thereof. In order to achieve the purpose, the invention creatively provides a mobile constant-temperature milk storage device, which comprises a power module, a storage battery, a cover body, a universal wheel and a box body, wherein the universal wheel is arranged on the bottom surface of the box body and is rotatably connected with the box body; the box body is sequentially divided into an electric control layer, a steam generation layer, a water storage layer and a functional layer from bottom to top; the electric control layer is internally provided with a power module, a storage battery and a control module, the control module is electrically connected with the power module, and the storage battery is electrically connected with the power module and the control module.
Description
Technical Field
The invention belongs to the field of infant care, and particularly relates to a mobile constant-temperature milk storage device and a working method thereof.
Background
In a hospital nursing room, since a plurality of infants need to be fed and the number of workers is limited, the prepared milk in the same batch is cooled when the latter infants arrive, so that the infants are easy to have diarrhea problems, and the milk bottle is difficult to sterilize.
Summary of the invention
In order to solve the problem that the milk of a later baby becomes cold when a plurality of babies need to be fed with milk, the invention provides the movable constant-temperature milk storage device which can keep the temperature of the prepared milk and can disinfect the milk bottle and the working method thereof.
In order to achieve the purpose, the invention creatively provides a mobile constant-temperature milk storage device, which comprises a power module, a storage battery, a cover body, a universal wheel and a box body, wherein the universal wheel is arranged on the bottom surface of the box body and is rotatably connected with the box body; the box body is sequentially divided into an electric control layer, a steam generation layer, a water storage layer and a functional layer from bottom to top; the electric control layer is internally provided with a power module, a storage battery and a control module, the control module is electrically connected with the power module, and the storage battery is electrically connected with the power module and the control module; the electric control layer is isolated from the steam generation layer through an isolation plate; the steam generating layer is used for quickly generating steam and supplying the steam to the functional layer for heat preservation; the water storage layer is provided with a water storage tank, and the upper surface of the water storage tank is provided with a plurality of small holes for collecting distilled water; the functional layer is provided with a plurality of feeding bottle heat preservation chambers; the steam generation layer is communicated with the functional layer through the steam distributor, one end of the steam distributor is arranged at the functional layer, the other end of the steam distributor is arranged at the steam generation layer, and the main body of the steam distributor is arranged at the water storage layer.
Preferably, the steam generating layer comprises: the heating wire is electrically connected with the control module and is vertically arranged in a spiral shape; the conical metal core is placed in the spiral of the electric heating wire and is fixedly connected with the isolation plate.
Preferably, the middle part of the water storage tank is provided with a through hole for the steam distributor to pass through, the lower part of the water storage tank is provided with a water outlet, the water outlet is provided with an electromagnetic valve, the electromagnetic valve is electrically connected with the control module, and the water outlet is also provided with an infrared temperature sensor which is used for detecting the temperature of the electric heating wire and the conical metal core and is electrically connected with the control module.
Preferably, the steam distributor comprises: the steam collecting port is in a horn shape and is positioned right above the electric heating wire, and the flaring of the steam collecting port faces the electric heating wire; the steam distribution pipeline is cylindrical and is used for distributing steam to each area of the functional layer, so that each area of the functional layer is balanced by heat; the connecting channel is arranged on the water storage layer and is fixedly connected with the water storage tank; one end of the connecting channel is fixedly connected with the small-opening end of the steam collecting opening, and the other end of the connecting channel is fixedly connected with the steam distribution pipeline.
Preferably, the baby bottle warming chamber comprises: the grid cylinder is of a cylindrical structure with an opening at one end, the grid cylinder is provided with a leak hole, the opening end is fixedly connected with the upper surface of the box body, and the closed end is positioned in the box body; the heat preservation cylinder is of a cylindrical structure with an opening at one end, a horizontal edge is arranged at the opening end, the closed end is placed in the grid cylinder, and the edge is abutted against the upper surface of the box body; the contact temperature sensor is used for measuring the surface temperature of the heat-preserving cylinder and is electrically connected with the control module; the edge of the heat-insulating cylinder is also provided with an annular connector, and the diameter of the annular connector is matched with that of the grid cylinder and is fixedly connected with the edge of the heat-insulating cylinder.
Preferably, the cover body is provided with a plurality of small round covers, and the small round covers are rotatably connected with the cover body.
Preferably, the outer surfaces of the box body and the cover body are made of heat insulating materials.
Preferably, the surface of the electric heating wire is provided with an insulating coating and an anti-oxidation coating, and the surface of the conical metal core is provided with the anti-oxidation coating.
Preferably, the steam generating layer and the water storage tank of the box body are both provided with drain holes for removing accumulated water in the box body. And a manual exhaust hole is also formed in the functional layer of the box body, so that the manual exhaust hole can be used for manually exhausting after the work is finished, and the time for waiting for natural cooling is saved.
Preferably, S1: initializing, and supplying power to the electric heating wire by adopting alternating current; s2: the infrared temperature sensor detects the temperatures of the heating wire and the metal core, when the temperatures of the heating wire and the metal core are higher than a first temperature threshold value, the control module controls the electromagnetic valve to be opened and sprays water columns to the heating wire and the metal core, when the temperatures of the heating wire and the metal core are lower than a second temperature threshold value, the electromagnetic valve is closed, the temperature of the contact temperature sensor is read, if the temperature is higher than a third temperature threshold value, S3 is skipped, and if the temperature is lower than the third temperature threshold value, S2 is skipped; s3: detecting a working instruction, and if the working instruction is a disinfection instruction, jumping to S4; if the instruction is a heat preservation instruction, jumping to S6; s4: the method comprises the steps that alternating current is adopted to supply power to an electric heating wire, an infrared temperature sensor detects the temperature of the electric heating wire and a metal core, when the temperature of the electric heating wire and the temperature of the metal core are larger than a first temperature threshold value, a control module controls an electromagnetic valve to be opened, water columns are sprayed to the electric heating wire and the metal core, when the temperature of the electric heating wire and the temperature of the metal core are detected to be lower than a second temperature threshold value, the electromagnetic valve is closed, meanwhile, the temperature of a contact type temperature sensor is read, if the temperature is larger than a fifth temperature threshold value, S5 is skipped; s5: stopping supplying power to the heating wire, and jumping to S4 if the temperature is lower than a sixth temperature threshold value; s6: supplying power by adopting direct current, detecting the temperature of the heating wire by using an infrared temperature sensor, controlling the electromagnetic valve to be opened by the control module when the temperatures of the heating wire and the metal core are greater than a first temperature threshold value, spraying a water column to the heating wire, closing the electromagnetic valve when the temperature of the heating wire is detected to be lower than a second temperature threshold value, continuously reading the temperature of the contact temperature sensor, and skipping to S7 when the temperature is greater than a seventh temperature threshold value; if the temperature is lower than the eighth temperature threshold, jumping to S6; s7: and stopping supplying power to the heating wire, and jumping to S6 if the temperature is lower than the eighth temperature threshold value.
The beneficial effects created by the invention are as follows: (1) the steam heat preservation mode is adopted to replace the conventional hot water heat preservation mode, so that the heat preservation effect is better, and the time is longer; (2) the method of spraying water to a heating object to generate steam is adopted to replace the conventional method of boiling water to generate steam, so that the steam is generated more quickly and the energy is saved better; (3) the steam distributor can transport the generated steam to each area of the functional layer, thereby avoiding the problems of high temperature in some places and low temperature in some places of the functional layer; (4) when the closed end of the heat-insulating cylinder is placed into the grid cylinder, a certain amount of warm water is placed into the heat-insulating cylinder, then the feeding bottle is placed into the warm water, and then the cover body is covered, so that the effect of heat insulation of the feeding bottle can be achieved; (5) the grid cylinder is hollow, so that steam can directly release heat to the heat-insulating cylinder, but the heat-insulating cylinder is added, so that the steam cannot overflow, and the danger that workers are burnt by the steam when taking and placing the milk bottle is avoided; (6) the disassembled milk bottle is put into the grid cylinder, and then the heat-insulating cylinder is reversely buckled on the grid cylinder, so that the connecting port of the heat-insulating cylinder is inserted into the grid cylinder, the milk bottle can be sterilized by using steam, the steam leakage is avoided, and the danger that the steam burns people is avoided; (7) the upper surface of the water storage tank is provided with a plurality of small holes, so that condensed water can be collected into the water tank to finish water recycling; (8) the use of the infrared temperature sensor enables the energy to be utilized to the maximum extent; (9) the air pressure is controlled by controlling the temperature, so that the danger of steam spraying due to overlarge air pressure is avoided; (10) the box body and the cover body are made of heat insulating materials, so that the heat can be effectively prevented from passing, and the constant temperature effect is better; (11) the device has two power supply modes, wherein one mode is alternating current power supply, the other mode is direct current power supply, when the alternating current power supply is carried out, because the heating wire is spiral, eddy current can be generated, the eddy current can heat the metal core, and the metal core and the heating wire can generate steam to meet the requirement of steam during disinfection; (12) the spiral electric heating wire can increase the contact area with water, so that the vaporization efficiency is higher.
Drawings
FIG. 1: mobile constant-temperature milk storage device cover-free structural schematic diagram
FIG. 2: schematic diagram of cover structure
FIG. 3: schematic structure of milk bottle heat preservation chamber
FIG. 4: schematic diagram of steam distributor
In the figure: 1. the steam generator comprises a grid cylinder, 2, a steam distributor, 3, a functional layer, 4, a water storage tank, 5, a water storage layer, 6, a partition board, 7, an electric heating wire, 8, a steam generation layer, 9, a metal core, 11, an electromagnetic valve, 12, a cover body, 13, a small round cover, 14, a heat preservation cylinder, 15, edges, 16, a connecting port, 17, a steam collecting port, 18, a connecting channel, 19 and a steam distribution pipeline; 20. and an electric control layer.
Detailed Description
A mobile constant-temperature milk storage device comprises a power module, a storage battery, a cover body 12, universal wheels and a box body, wherein the universal wheels are installed on the bottom surface of the box body and are rotatably connected with the box body, and the cover body 12 is installed on the box body and is detachably connected with the box body; the box body is sequentially divided into an electric control layer 20, a steam generation layer 8, a water storage layer 5 and a functional layer 3 from bottom to top; a power module, a storage battery and a control module are arranged in the electric control layer 20, the control module is electrically connected with the power module, and the storage battery is electrically connected with the power module and the control module; the electric control layer 20 is isolated from the steam generating layer 8 through an isolation plate 6; the steam generating layer 8 is used for quickly generating steam and supplying the steam to the functional layer 3 for heat preservation; the water storage layer 5 is provided with a water storage tank 4, and the upper surface of the water storage tank 4 is provided with a plurality of small holes for collecting distilled water; the functional layer 3 is provided with a plurality of feeding bottle heat preservation chambers; steam generation layer 8 and functional layer 3 pass through steam distributor 2 intercommunication, 2 one end of steam distributor establish at functional layer 3, one end is established at steam generation layer 8, steam distributor 2's main part is established at water storage layer 5.
The steam generating layer 8 comprises: the heating wire 7 is electrically connected with the control module and is vertically arranged in a spiral shape; and the conical metal core 9 is placed in the spiral of the electric heating wire 7 and is fixedly connected with the partition plate 6.
The middle part of the water storage tank 4 is provided with a through hole for the steam distributor 2 to pass through, the lower part of the water storage tank 4 is provided with a water outlet, the water outlet is provided with an electromagnetic valve 11, the electromagnetic valve 11 is electrically connected with the control module, and the water outlet is also provided with an infrared temperature sensor for detecting the temperature of the electric heating wire 7 and the conical metal core 9 and is electrically connected with the control module.
The steam distributor 2 comprises: the steam collecting port 17 is in a horn shape and is positioned right above the electric heating wire 7, and the flaring of the steam collecting port 17 faces the electric heating wire 7; a vapor distribution pipe 19 having a cylindrical shape for distributing vapor to each region of the functional layer 3 so that each region of the functional layer 3 is heat-equilibrated; the connecting channel 18 is arranged on the water storage layer 5 and is fixedly connected with the water storage tank 4; one end of the connecting channel 18 is fixedly connected with the small end of the steam collecting opening 17, and the other end is fixedly connected with the steam distributing pipeline 19.
The milk bottle heat preservation chamber includes: the grid cylinder 1 is of a cylindrical structure with one open end, the grid cylinder 1 is provided with a leak hole, the open end is fixedly connected with the upper surface of the box body, and the closed end is positioned in the box body; the heat preservation cylinder 14 is of a cylindrical structure with an opening at one end, a horizontal edge 15 is arranged at the opening end, the closed end is placed in the grid cylinder 1, and the edge 15 abuts against the upper surface of the box body; the contact temperature sensor is used for measuring the surface temperature of the heat preservation cylinder 14 and is electrically connected with the control module; an annular connecting port 16 is further arranged on the edge 15 of the heat-insulating cylinder 14, and the diameter of the annular connecting port 16 is matched with that of the grid cylinder 1 and is fixedly connected with the edge 15 of the heat-insulating cylinder 14.
The cover body 12 is provided with a plurality of small round covers 13, and the small round covers 13 are rotatably connected with the cover body 12. The outer surfaces of the box body and the cover body 12 are made of heat insulating materials. The surface of the electric heating wire 7 is provided with an insulating coating and an anti-oxidation coating, and the surface of the conical metal core 9 is provided with the anti-oxidation coating.
The steam generating layer 8 and the water storage tank 4 of the box body are both provided with drain holes for removing accumulated water in the box body.
And a mode control switch and a start-stop switch are arranged at the position of the electric control layer 20 of the box body. And a manual exhaust hole is also formed in the functional layer of the box body, so that the manual exhaust hole can be used for manually exhausting after the work is finished, and the time for waiting for natural cooling is saved.
A working method of a mobile constant-temperature milk storage device is suitable for the mobile constant-temperature milk storage device, and comprises the following steps: s1: initializing, and supplying power to the electric heating wire by adopting alternating current; s2: the infrared temperature sensor detects the temperatures of the heating wire and the metal core, when the temperatures of the heating wire and the metal core are higher than a first temperature threshold value, the control module controls the electromagnetic valve to be opened and sprays water columns to the heating wire and the metal core, when the temperatures of the heating wire and the metal core are lower than a second temperature threshold value, the electromagnetic valve is closed, the temperature of the contact temperature sensor is read, if the temperature is higher than a third temperature threshold value, S3 is skipped, and if the temperature is lower than the third temperature threshold value, S2 is skipped; s3: detecting a working instruction, and if the working instruction is a disinfection instruction, jumping to S4; if the instruction is a heat preservation instruction, jumping to S6; s4: the method comprises the steps that alternating current is adopted to supply power to an electric heating wire, an infrared temperature sensor detects the temperature of the electric heating wire and a metal core, when the temperature of the electric heating wire and the temperature of the metal core are larger than a first temperature threshold value, a control module controls an electromagnetic valve to be opened, water columns are sprayed to the electric heating wire and the metal core, when the temperature of the electric heating wire and the temperature of the metal core are detected to be lower than a second temperature threshold value, the electromagnetic valve is closed, meanwhile, the temperature of a contact type temperature sensor is read, if the temperature is larger than a fifth temperature threshold value, S5 is skipped; s5: stopping supplying power to the heating wire, and jumping to S4 if the temperature is lower than a sixth temperature threshold value; s6: supplying power by adopting direct current, detecting the temperature of the heating wire by using an infrared temperature sensor, controlling the electromagnetic valve to be opened by the control module when the temperatures of the heating wire and the metal core are greater than a first temperature threshold value, spraying a water column to the heating wire, closing the electromagnetic valve when the temperature of the heating wire is detected to be lower than a second temperature threshold value, continuously reading the temperature of the contact temperature sensor, and skipping to S7 when the temperature is greater than a seventh temperature threshold value; if the temperature is lower than the eighth temperature threshold, jumping to S6; s7: and stopping supplying power to the heating wire, and jumping to S6 if the temperature is lower than the eighth temperature threshold value.
The steam heat preservation mode is adopted to replace the conventional hot water heat preservation mode, so that the heat preservation effect is better, and the time is longer; the method of spraying water to a heating object to generate steam is adopted to replace the conventional method of boiling water to generate steam, so that the steam is generated more quickly and the energy is saved better; the steam distributor 2 can transport the generated steam to each area of the functional layer 3, thereby avoiding the problems that the temperature of some places of the functional layer 3 is high and the temperature of some places is low; when the closed end of the heat-insulating cylinder 14 is placed into the grid cylinder 1, a certain amount of warm water is placed into the heat-insulating cylinder 14, then the feeding bottle is placed into the warm water, and then the cover body 12 is covered, so that the effect of heat insulation of the feeding bottle can be achieved; the grid cylinder 1 is hollow, so that steam can directly release heat to the heat-insulating cylinder 14, but the heat-insulating cylinder 14 is added, so that the steam cannot overflow, and the danger that workers are burnt by the steam when taking and placing the milk bottle is avoided; the disassembled milk bottle is put into the grid cylinder 1, and then the heat-insulating cylinder 14 is buckled on the grid cylinder 1 in an inverted mode, so that the connecting port 16 of the heat-insulating cylinder 14 is inserted into the grid cylinder 1, the milk bottle can be disinfected by using steam, steam leakage does not exist, and the danger that the steam burns people is avoided; the upper surface of the water storage tank 4 is provided with a plurality of small holes, so that condensed water can be collected into the water tank to finish water recycling; the use of the infrared temperature sensor enables the energy to be utilized to the maximum extent; the air pressure is controlled by controlling the temperature, so that the danger of steam spraying due to overlarge air pressure is avoided; the milk storage device has the advantages that the box body and the cover body 12 are made of heat insulation materials, the heat can be effectively prevented from passing, the constant temperature effect is better, and due to the fact that multiple modes are adopted for energy conservation, the capacity and the volume of the storage battery are greatly reduced, the milk storage device is easy to move and not heavy; the device has two power supply modes, wherein one mode is alternating current power supply, the other mode is direct current power supply, when the alternating current power supply is carried out, because the heating wire is spiral, eddy current can be generated, the eddy current can heat the metal core, and the metal core and the heating wire can generate steam to meet the requirement of steam during disinfection; the spiral electric heating wire can increase the contact area with water, so that the vaporization efficiency is higher.
Before use, water can be injected into the water storage tank 4 through the grid cylinder 1, then the heat preservation cylinder 14 is placed into the grid cylinder 1, a certain amount of water is added into the heat preservation cylinder 14, a heat preservation mode is selected, a heat engine is started, after the heat engine waits for a period of time, the milk bottle filled with milk is placed into the heat preservation cylinder 14, the cover body 12 is covered, the milk storage device is pushed or pulled to feed the milk for a baby, the small round cover 13 on the cover body 12 is opened to take out the milk bottle during feeding, then the round cover is covered, and the operation is repeated in sequence, so that the milk can be fed completely; when the feeding bottle needs to be disinfected, switching to a disinfection mode, taking the cover body 12 down, taking the heat-preservation cylinder 14 out of the grid cylinder 1, removing the feeding bottle, putting the feeding bottle into the grid cylinder 1, reversely buckling the heat-preservation cylinder 14 on the grid cylinder 1 to enable the connecting ring to be inserted into the grid cylinder 1, then covering the cover body 12, and beginning to disinfect; after the disinfection is finished, cutting off the commercial power and turning off the power supply; the water in the milk storage device can be used next time, and the water in the milk storage device can be discharged through the water outlet.
In this embodiment, the first temperature threshold is 110 degrees celsius, the second temperature threshold is 90 degrees celsius, the third temperature threshold is 40 degrees celsius, the fifth temperature threshold is 105 degrees celsius, the sixth temperature threshold is 95 degrees celsius, the seventh temperature threshold is 60 degrees celsius, and the eighth temperature threshold is 50 degrees celsius; the specific choice of the above-mentioned temperature threshold is to better create a constant temperature environment for the dispensed milk and to meet the requirements of steam sterilization.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present 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. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A mobile constant-temperature milk storage device comprises a power module and a storage battery, and is characterized by further comprising a cover body, universal wheels and a box body, wherein the universal wheels are mounted on the bottom surface of the box body and are rotatably connected with the box body; the box body is sequentially divided into an electric control layer, a steam generation layer, a water storage layer and a functional layer from bottom to top; the electric control layer is internally provided with a power module, a storage battery and a control module, the control module is electrically connected with the power module, and the storage battery is electrically connected with the power module and the control module; the electric control layer is isolated from the steam generation layer through an isolation plate; the steam generating layer is used for quickly generating steam and supplying the steam to the functional layer for heat preservation; the water storage layer is provided with a water storage tank, and the upper surface of the water storage tank is provided with a plurality of small holes for collecting distilled water; the functional layer is provided with a plurality of feeding bottle heat preservation chambers; the steam generating layer is communicated with the functional layer through a steam distributor, one end of the steam distributor is arranged on the functional layer, the other end of the steam distributor is arranged on the steam generating layer, and a main body of the steam distributor is arranged on the water storage layer;
the steam generating layer comprises:
the heating wire is electrically connected with the control module and is vertically arranged in a spiral shape;
the conical metal core is placed in the spiral of the electric heating wire and is fixedly connected with the isolation plate;
the middle part of the water storage tank is provided with a through hole for the steam distributor to pass through;
the lower part of the water storage tank is provided with a water outlet, and an electromagnetic valve is arranged on the water outlet; the electromagnetic valve is electrically connected with the control module and is used for controlling the water outlet to spray water columns to the electric heating wire and the conical metal core; the water outlet is also provided with an infrared temperature sensor which is used for detecting the temperature of the electric heating wire and the conical metal core and is electrically connected with the control module.
2. A mobile constant temperature milk reservoir as defined in claim 1 wherein the steam dispenser comprises:
the steam collecting port is in a horn shape and is positioned right above the electric heating wire, and the flaring of the steam collecting port faces the electric heating wire;
the steam distribution pipeline is cylindrical and is used for distributing steam to each area of the functional layer, so that each area of the functional layer is balanced by heat;
the connecting channel is arranged on the water storage layer and is fixedly connected with the water storage tank;
one end of the connecting channel is fixedly connected with the small-opening end of the steam collecting opening, and the other end of the connecting channel is fixedly connected with the steam distribution pipeline.
3. The mobile constant-temperature milk storage device as claimed in claim 1, wherein the milk bottle heat preservation chamber comprises:
the grid cylinder is of a cylindrical structure with an opening at one end, the grid cylinder is provided with a leak hole, the opening end is fixedly connected with the upper surface of the box body, and the closed end is positioned in the box body;
the heat preservation cylinder is of a cylindrical structure with an opening at one end, a horizontal edge is arranged at the opening end, the closed end is placed in the grid cylinder, and the edge is abutted against the upper surface of the box body;
the contact temperature sensor is used for measuring the surface temperature of the heat-preserving cylinder and is electrically connected with the control module;
the edge of the heat-insulating cylinder is also provided with an annular connector, and the diameter of the annular connector is matched with that of the grid cylinder and is fixedly connected with the edge of the heat-insulating cylinder.
4. The mobile constant-temperature milk storage device as claimed in claim 1, wherein the cover body is provided with a plurality of small round covers, and the small round covers are rotatably connected with the cover body.
5. The mobile constant-temperature milk storage device as claimed in claim 1, wherein the outer surfaces of the case body and the cover body are made of heat insulating materials.
6. The mobile constant-temperature milk storage device as claimed in claim 1, wherein the surface of the electric heating wire is provided with an insulating coating and an anti-oxidation coating, and the surface of the conical metal core is provided with the anti-oxidation coating.
7. A working method of a mobile constant-temperature milk storage device is suitable for the mobile constant-temperature milk storage device as claimed in any one of claims 1 to 6, and is characterized by comprising the following steps:
s1: initializing, and supplying power to the electric heating wire by adopting alternating current;
s2: the infrared temperature sensor detects the temperatures of the heating wire and the metal core, when the temperatures of the heating wire and the metal core are higher than a first temperature threshold value, the control module controls the electromagnetic valve to be opened and sprays water columns to the heating wire and the metal core, when the temperatures of the heating wire and the metal core are lower than a second temperature threshold value, the electromagnetic valve is closed, the temperature of the contact temperature sensor is read, if the temperature is higher than a third temperature threshold value, S3 is skipped, and if the temperature is lower than the third temperature threshold value, S2 is skipped;
s3: detecting a working instruction, and if the working instruction is a disinfection instruction, jumping to S4;
s4: the method comprises the steps that alternating current is adopted to supply power to an electric heating wire, an infrared temperature sensor detects the temperature of the electric heating wire and a metal core, when the temperature of the electric heating wire and the temperature of the metal core are larger than a first temperature threshold value, a control module controls an electromagnetic valve to be opened, water columns are sprayed to the electric heating wire and the metal core, when the temperature of the electric heating wire and the temperature of the metal core are detected to be lower than a second temperature threshold value, the electromagnetic valve is closed, meanwhile, the temperature of a contact type temperature sensor is read, if the temperature is larger than a fifth temperature threshold value, S5 is skipped;
s5: and stopping supplying power to the heating wire, and jumping to S4 if the temperature is lower than a sixth temperature threshold value.
8. The working method of the mobile constant-temperature milk storage device as claimed in claim 7, wherein if the instruction is a heat preservation instruction, a jump is made to S6;
s6: supplying power by adopting direct current, detecting the temperature of the heating wire by using an infrared temperature sensor, controlling the electromagnetic valve to be opened by the control module when the temperatures of the heating wire and the metal core are greater than a first temperature threshold value, spraying a water column to the heating wire, closing the electromagnetic valve when the temperature of the heating wire is detected to be lower than a second temperature threshold value, continuously reading the temperature of the contact temperature sensor, and skipping to S7 when the temperature is greater than a seventh temperature threshold value; if the temperature is lower than the eighth temperature threshold, jumping to S6;
s7: and stopping supplying power to the heating wire, and jumping to S6 if the temperature is lower than the eighth temperature threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010158370.3A CN111166193B (en) | 2020-03-09 | 2020-03-09 | Mobile constant-temperature milk storage device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010158370.3A CN111166193B (en) | 2020-03-09 | 2020-03-09 | Mobile constant-temperature milk storage device and working method thereof |
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| Publication Number | Publication Date |
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| CN111166193A CN111166193A (en) | 2020-05-19 |
| CN111166193B true CN111166193B (en) | 2021-05-04 |
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| CN202010158370.3A Expired - Fee Related CN111166193B (en) | 2020-03-09 | 2020-03-09 | Mobile constant-temperature milk storage device and working method thereof |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6617552B1 (en) * | 2002-09-16 | 2003-09-09 | Randall Wade Taylor | System and method for warming premature infant feedings |
| KR100645158B1 (en) * | 2005-02-22 | 2006-11-10 | 주식회사 대우일렉트로닉스 | Multi function storage for an infant |
| US9241596B2 (en) * | 2008-02-19 | 2016-01-26 | Medela Holding Ag | Breastmilk handling apparatus |
| CN202236082U (en) * | 2011-09-08 | 2012-05-30 | 黎艳琼 | Constant temperature nursing care cart |
| CN202456254U (en) * | 2012-02-29 | 2012-10-03 | 潍坊紫鸢乳业发展有限公司 | Thermostatic control device for steam heat source greenhouse |
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