CN120203371A - Dual-channel air cooling and heating host for smart bed and control method - Google Patents
Dual-channel air cooling and heating host for smart bed and control method Download PDFInfo
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- CN120203371A CN120203371A CN202510438019.2A CN202510438019A CN120203371A CN 120203371 A CN120203371 A CN 120203371A CN 202510438019 A CN202510438019 A CN 202510438019A CN 120203371 A CN120203371 A CN 120203371A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C21/00—Attachments for beds, e.g. sheet holders or bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
- A47C21/04—Devices for ventilating, cooling or heating
- A47C21/042—Devices for ventilating, cooling or heating for ventilating or cooling
- A47C21/044—Devices for ventilating, cooling or heating for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C21/00—Attachments for beds, e.g. sheet holders or bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
- A47C21/04—Devices for ventilating, cooling or heating
- A47C21/048—Devices for ventilating, cooling or heating for heating
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
- A47C31/12—Means, e.g. measuring means, for adapting chairs, beds or mattresses to the shape or weight of persons
- A47C31/123—Means, e.g. measuring means, for adapting chairs, beds or mattresses to the shape or weight of persons for beds or mattresses
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The invention relates to a double-channel air-cooling and heating host machine for an intelligent bed and a control method. The refrigerating and heating module comprises a square fan arranged on a radiating fin of the small aluminum evaporating fin A; the aluminum evaporation sheet A is provided with a large aluminum evaporation shell, and the aluminum evaporation sheet A has the advantages of reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to a dual-channel air-cooling and heating host machine for an intelligent bed and a control method.
Background
Today's society, more and more people attach importance to the sleep experience. The temperature of the mattress is found during investigation, and is one of important indexes of sleeping experience of people. The mattress itself cannot adjust temperature.
The study found that the above temperature difference requirement was met. The air-cooled heating host machine has a single-channel structure only, and when the rated air quantity is reached. The working noise of the fan and the turbofan is too large, which affects the sleeping quality of the user. The structure mode of adopting double air channels can meet the requirements under the conditions of reducing noise and keeping the rated air quantity unchanged.
Aiming at the technical problems, the application develops an air-cooling and heating host machine which can cool or heat the mattress from inside to outside in a way of conveying hot air and cold air into the mattress. The temperature difference between the quilt inside the quilt nest and the quilt outside the quilt on the mattress cover is about 6 ℃, and the temperature difference between the quilt inside the quilt nest and the quilt outside the quilt is about 2 ℃ when the quilt is cooled.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double-channel air-cooling and heating host machine for an intelligent bed and a control method, so that the temperature requirement of people in sleeping is met, and the sleeping experience is improved.
In order to solve the problems, the invention adopts the following technical scheme:
A double-channel air-cooling and heating host machine for an intelligent bed comprises a mattress, wherein a corrugated pipe is connected to the inner cavity of the mattress, the corrugated pipe is connected with the host machine, and the host machine is an air-cooling and heating host machine.
As a further improvement of the above technical scheme:
The refrigerating and heating module comprises a square fan arranged on a radiating fin of the small aluminum evaporating fin A;
the Parr paste A is externally connected with a Parr wire;
The large aluminum evaporation sheet A is provided with a large aluminum evaporation shell;
The small aluminum evaporation sheet a has a small aluminum evaporation case.
The host is provided with an air duct A, wherein the air duct A comprises a left air duct and a right air duct;
the left air channel and the right air channel are arranged in an isolated manner through a partition plate A;
a right air inlet and a right air outlet are respectively arranged at two ends of the right air duct;
The two ends of the left air channel are respectively provided with a left air inlet and a left air outlet;
a turbofan A is arranged in the air duct A, the air duct A comprises an air inlet channel and an air outlet pipe which are communicated, and an air inlet grid is arranged in the air inlet channel.
The aluminum evaporator comprises a main machine, a small aluminum evaporation sheet A, a retainer A, a Peltier A, and a large aluminum evaporation sheet A, wherein the small aluminum evaporation sheet A is arranged on the main machine, the retainer A is arranged on the back surface of the small aluminum evaporation sheet A, the Peltier A is hollowed out of the retainer A, and the large aluminum evaporation sheet A is arranged on the other side of the retainer A.
The main machine is provided with an air duct A, a notch is arranged in the middle of the air duct A, and a refrigerating and heating module is arranged at the notch;
a small aluminum evaporation sheet C is arranged at the bottom of the cavity, and a turbofan A is arranged on the small aluminum evaporation sheet C;
A shell opening of the turbofan A is arranged at one end of the air duct A;
an opening is arranged at the other end of the air duct A.
The aluminum evaporator comprises a main machine, a small aluminum evaporation sheet A, a retainer A, a Peltier A, and a large aluminum evaporation sheet A, wherein the small aluminum evaporation sheet A is arranged on the main machine, the retainer A is arranged on the back surface of the small aluminum evaporation sheet A, the Peltier A is hollowed out of the retainer A, and the large aluminum evaporation sheet A is arranged on the other side of the retainer A.
The main machine is provided with an air duct A, a notch is arranged in the middle of the air duct A, and a refrigerating and heating module is arranged at the notch;
a small aluminum evaporation sheet C is arranged at the bottom of the cavity, and a turbofan A is arranged on the small aluminum evaporation sheet C;
A shell opening of the turbofan A is arranged at one end of the air duct A;
an opening is arranged at the other end of the air duct A.
The mattress is provided with an electric control system, wherein the electric control system comprises a main control board, a main control board circuit is respectively and electrically connected with an AD/DC switching power supply, a fan assembly and a Peltier assembly;
the fan assembly comprises a square fan and a turbofan A;
The peltier assembly includes peltier a;
The controller comprises a wired hand controller or a wireless remote controller;
The main control board comprises a singlechip MCU which is electrically connected with an AD/DC switching power supply through a DC-DC circuit;
the MCU is connected with the wireless remote controller through the wireless receiving module and/or the RF module, and is also electrically connected with the buzzer, the built-in MOS tube driving chip circuit and the built-in H-bridge chip circuit;
The pulse width modulation driver is electrically connected with the fan assembly, the built-in H-bridge chip circuit is electrically connected with the Peltier assembly, and the driver adopts a built-in MOS tube driving chip circuit.
The MCU is electrically connected with the pin 2 of the driving chip, and the driving chip U2 of the built-in MOS tube is electrically connected with the fan component through the pin 7.
The current and temperature rise acquisition circuit is arranged between the built-in H-bridge chip circuit and the MCU;
the current and temperature rise acquisition circuit comprises a chip U5 and a chip U8;
In the chip U5, a current channel of the Peltier component is connected to the pins 1 and 6, the pin 3 is grounded through a resistor R28, a current signal acquired by the resistor R28 is connected to the other end of a resistor R4 electrically connected with the pin 3 of the U8, a current OCP signal of the Peltier component is amplified by the U8 chip and then is transmitted to the pin 21 of the MCU by the pin 1, the temperature rise acquisition channel is electrically connected with an NTC temperature acquisition circuit by the pin 5 of the U8, and the signal amplification is electrically connected to the pin 22 of the MCU by the pin 7 output of the U8 chip through the chip U8.
A control method of a double-channel air-cooled and warm host machine for an intelligent bed is provided, by means of the host machine;
firstly, a turbofan A is electrified to rotate so that wind pressure is generated by the wind channel A, flowing air enters the wind channel A of a host machine, and then, in the wind channel A, the air flowing through the wind channel A is subjected to temperature treatment by a module in a refrigerating state or a heating state, and then is output from an air outlet and enters the mattress.
As a further improvement of the above technical scheme:
When a heating strategy is carried out, firstly, when a control system inputs direct-current electric energy, the positive electrode of a Peltier wire contacts with the positive electrode of a circuit, and the negative electrode of the Peltier wire is connected with the negative electrode of the circuit, then, the front surface of the Peltier wire generates heat and is transmitted to a small aluminum evaporation shell through silicone grease to carry out heat energy evaporation and is gathered in an air duct A, the back surface of the Peltier A generates cold energy and is transmitted to a large aluminum evaporation piece shell outside a channel to carry out cold energy evaporation through silicone grease;
When direct-current electric energy is input, the positive electrode of the Peltier lead contacts the negative electrode of the circuit, and the negative electrode of the Peltier lead is connected with the positive electrode of the circuit, cold energy is generated on the front surface of the Peltier A and is transmitted to the small aluminum evaporation shell to be evaporated by silicone grease and is accumulated in the air duct A;
The working principle is that after the system is powered on by AC, an external switching power supply supplies power to a main control board by 29V, and a DC-DC circuit on the main control board reduces the voltage of 29V to 3.3V and supplies power to a singlechip MCU and an RF module;
When the mattress is ventilated, an instruction is sent to a main control board through a key on the wired hand controller, and a hand controller interface circuit on the main control board receives the key instruction of the wired hand controller and then converts the key instruction into a level or instruction data identified by the MCU and transmits the level or instruction data to the MCU for processing;
The operation comprises the steps of starting the Peltier A for heating, and starting the fan assembly to convey warm air to the mattress by the heat of the Peltier A after the heating temperature of the Peltier A is increased to the set temperature of a user, and in addition, blowing air to the other side of the Peltier A to balance the temperatures of the front side and the back side of the Peltier A.
The invention has reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, fund saving, compact structure and convenient use, solves the temperature requirement when people fall asleep, improves the sleep-taking experience, and is specifically described with reference to the embodiments.
Drawings
Fig. 1 is a connection diagram of an air-cooled and warm host system according to the present invention.
Fig. 2 is an outline view of the air-cooled host according to the present invention.
Fig. 3 is an explanatory diagram of the structure of the single-channel air-flow heating and cooling module of the present invention.
Fig. 4 is a schematic diagram of a single channel air flow heating and cooling module of the present invention.
Fig. 5 is an explanatory view of a single-channel air flow structure of the present invention.
Fig. 6 is an explanatory diagram of the air flow principle of the duct of the present invention.
FIG. 7 is an explanatory diagram of a double duct structure of the present invention.
FIG. 8 is an explanatory diagram of the structure of the double-channel assembly of the present invention.
Fig. 9 is a block diagram of an electronic control system of the present invention.
Fig. 10 is a schematic diagram of a control box system monolithic circuit of the present invention.
Fig. 11 is a schematic diagram of a wireless transceiver circuit of the present invention.
Fig. 12 is a schematic circuit diagram of the wired hand controller of the present invention.
Fig. 13 is a schematic diagram of a control box power circuit of the present invention.
Fig. 14 is a schematic diagram of a fan driving circuit with built-in MOS transistors according to the present invention.
Fig. 15 is a schematic diagram of a peltier driving circuit of the present invention.
FIG. 16 is a schematic diagram of a current and temperature rise acquisition circuit according to the present invention.
Fig. 17 is a schematic circuit diagram of a wired hand control of the present invention.
The mattress comprises 1, a mattress, 2, a corrugated pipe, 3, a host, 4, an air inlet grid, 5, an air outlet pipe, 6, a small aluminum evaporation sheet A, 7, a Peltier A, 8, a retainer A, 9, a large aluminum evaporation sheet A,10, a square fan, 11, a large aluminum evaporation shell, 12, a small aluminum evaporation shell, 13, a Peltier wire, 14, a Peltier A, 15, a retainer A, 16, an air channel A, 17, a vortex fan A, 18, a small aluminum evaporation sheet C, 19, a partition plate A, 20, a partition plate A, 21, a large aluminum evaporation sheet A, 22, a vortex fan A, 23, an air channel A, 24, a square fan A, 25, a large aluminum evaporation sheet E, 26, a Peltier C, 27, a retainer C, 28, a right air channel, 29, a right vortex fan, 30, a small aluminum evaporation sheet D, 31, a partition plate C, 32, a small aluminum evaporation sheet E, 33, a left vortex fan, 34, a left air channel 35, a retainer D, 36, a Peltier D, 37, a large aluminum evaporation sheet F, 38, a vortex fan A, 23, a right vortex fan B, a left air inlet and a right air inlet, 41.
Detailed Description
As shown in fig. 1-17, as an embodiment, as shown in fig. 1, the connection mode of the air-cooled warm host machine and the mattress in this embodiment is introduced, namely, a product which is designed and developed by combining a sheet metal structure and a plastic structure.
The embodiment comprises a mattress 1, wherein a corrugated pipe 2 is connected to the inner cavity of the mattress 1, the corrugated pipe 2 is connected with a host computer 3, and the host computer 3 is an air-cooled warm host computer;
when the air-cooled heating host 3 is electrified to start working, the output refrigerating or heating air is connected with the host and the mattress through the corrugated pipe 2 to deliver cold air or hot air into the mattress 1.
As an embodiment, as shown in figure 2, the air flow principle of the air-cooled heating host machine is introduced, namely, an air duct of the air-cooled heating host machine is only communicated with an air inlet 4 of the host machine and an air outlet 5 of the host machine, and the rest positions are airtight. A turbofan, which is called a turbofan for short, is arranged in a channel of the air-cooled heating host machine. The fan blade rotates to generate wind pressure with certain energy in the channel of the host machine. Air outside the host computer generates wind speed under the action of wind pressure to enable the air to flow, the flowing air enters the host computer channel through the input port of the host computer channel, the module in a refrigerating state or in a heating state in the channel is used for carrying out temperature treatment on the wind flowing through the refrigerating module or the heating module, and then the wind is output from the output port of the host computer and enters the mattress.
The host machine 3 is provided with an air duct, a turbofan A22 is arranged in the air duct, the air duct comprises an air inlet channel and an air outlet pipe 5 which are communicated, and an air inlet grid 4 is arranged in the air inlet channel.
As one embodiment, as shown in figure 3, the refrigerating and heating module is introduced by a module structure, wherein the module structure is formed by assembling one small aluminum evaporation sheet A6 with heat energy and cold energy release, two Peltier A7 which can generate heat energy and cold energy when direct current is applied, a retainer A8 which can keep the Peltier A7 at a fixed position, and the other large aluminum evaporation sheet A9 with heat energy and cold energy release through screws. And (3) injecting heat-conducting silicone grease to be smeared on the front and back surfaces of the two Peltier patches.
The host computer 3 is provided with a small aluminum evaporation sheet A6, a retainer A8 is arranged on the back surface of the small aluminum evaporation sheet A6, a Peltier A7 is hollowed out in the retainer A8, and a large aluminum evaporation sheet A9 is arranged on the other side of the retainer A8;
as an embodiment, as shown in fig. 4, the working principle of the refrigerating and heating module is introduced, when the air-cooled heating host is in an energized state, the control system of the host receives the control instruction of the remote controller, and provides electric energy for the component "peltier" under the action of the control program.
The refrigerating and heating mode comprises a square fan 10 arranged on the radiating fin of the small aluminum evaporating fin A6;
The peltier A7 is externally connected with the peltier wire 13;
the large aluminum evaporation sheet A9 has a large aluminum evaporation case 11;
The small aluminum evaporation sheet A6 has a small aluminum evaporation case 12;
The heating principle of the present embodiment. When the control system inputs direct current electric energy in such a way that the positive electrode of the Pel wire 13 contacts the positive electrode of the circuit and the negative electrode of the Pel wire 13 contacts the negative electrode of the circuit, heat is generated on the front surface of the Pel wire 13 and transferred to the small aluminum evaporation shell 12 made of small aluminum through silicone grease to evaporate heat energy. And are gathered in the air duct. Cold energy is generated on the back surface of the Parr lead 13 and is transmitted to the large aluminum evaporation sheet shell 11 outside the channel through silicone grease to evaporate the cold energy, 2 square fans working side by side are arranged near the large aluminum evaporation sheet shell 11, and when the square fans work, the air flow speed of the surface of the large aluminum evaporation sheet shell 11 is increased, and the evaporation efficiency of the large aluminum evaporation sheet shell 11 is improved. The evaporation efficiency of the large evaporation sheet evaporator 11 outside the air duct is improved, and the evaporation efficiency of the small aluminum evaporation shell 12 in the air duct is also improved.
Principle of refrigeration. When the control system inputs direct current electric energy in such a way that the positive electrode of the Pel wire 13 contacts the negative electrode of the circuit and the negative electrode of the Pel wire 13 contacts the positive electrode of the circuit, cold energy is generated on the front surface of the Pel wire 13 and is transmitted to the small aluminum evaporation shell 12 through silicone grease to evaporate the cold energy. And are gathered within the channel. The heat energy can be generated on the reverse side of the Peltier, and the heat energy is also transmitted to the large aluminum evaporation sheet shell 11 outside the channel through silicone grease for evaporation, 2 square fans working side by side are installed on the accessory of the large aluminum evaporation sheet shell 11, the air flow speed of the surface of the large aluminum evaporation sheet shell 11 is accelerated when the square fans work, and the evaporation efficiency of the large evaporation sheet is improved. The evaporation efficiency of the large aluminum evaporation sheet housing 11 outside the channel is improved, and the evaporation efficiency of the small aluminum evaporation housing 12 in the air duct is also improved.
As one embodiment, as shown in figure 5, the single-pass module structure is introduced that the structure module is composed of a small aluminum evaporation shell 12 capable of generating wind energy when being electrified, a large aluminum evaporation sheet 13 with heat energy and cold energy released, two Peltiers 14 capable of generating heat energy and cold energy when being electrified, a retainer 15 for keeping the Peltiers in a fixed position, a channel main component air channel 16, a turbofan 17 capable of generating wind energy in the channel when being electrified, another small aluminum evaporation sheet 18 with heat energy and cold energy released, and a cavity channel partition 8 for forming ventilation at two ends.
The heat radiation fan 12 may be a square fan 10.
As one embodiment, an air duct A16 is arranged in the host 3, a notch is arranged in the middle of the air duct A16, and a refrigerating and heating module is arranged at the notch;
A small aluminum evaporation sheet C18 is arranged at the bottom of the cavity, and a turbofan A17 is arranged on the small aluminum evaporation sheet C18;
A shell opening of a turbofan A17 is arranged at one end of the air duct A16;
an opening is arranged at the other end of the air duct A16;
In the present embodiment, the small aluminum evaporation sheet A6 has a small aluminum evaporation housing 12, the large aluminum evaporation sheet 11 has a large aluminum evaporation housing 13;
A partition plate A19 is arranged between the adjacent air channels A16;
peltier a14, peltier A7, and cage a15, cage A8.
As shown in FIG. 6, the working principle of the single-channel module is introduced that a partition board 20, a set of refrigerating and heating modules, a turbofan and an air duct are assembled together through screws to form the single-channel module. The single-channel module forms airtight treatment around the channel, and air can only be input from the air inlet of the single-channel module and output from the air outlet of the single-channel module.
Specifically, a partition plate A20 is arranged below the air duct A23, and a large aluminum evaporation sheet A21 and a turbofan A22 are arranged in the air duct A23 as shown in FIG. 6. Wherein the partition plate A20 is a partition plate A19, the large aluminum evaporation sheet A21 is a large aluminum evaporation sheet A9, the turbofan A22 is a turbofan A17, and the air duct A23 is an air duct A16.
As shown in FIG. 7, on the basis of FIG. 6, a double-channel module structure is adopted to introduce four square fans A24 and B38, two large aluminum evaporation sheets E25 and F37 which release heat energy and cold energy, four Peltier C26 and Peltier D36 which can generate heat energy and cold energy when direct current is applied, two retainers C27 and D35 which keep Peltier in fixed positions, a right air duct 28 which has an important effect on the air duct composition, a right vortex fan 29 which can generate wind energy in the air duct when power is applied, a small aluminum evaporation sheet D30 which can release heat energy and cold energy, a partition plate C31 which assists in ventilation of two ends of the air duct, another small aluminum evaporation sheet E32 which can release heat energy and cold energy, a left vortex fan 33 which can generate wind energy in the air duct when power is applied, a left vortex fan 34 which has an important effect on the air duct composition, and a square fan 10 which can generate wind energy in the air duct when power is applied. The refrigerating and heating modules are assembled together through screws. And (3) injecting heat-conducting silicone grease to be smeared on the front and back surfaces of the four Peltier patches.
As shown in figure 8, the working principle of the double-channel module is that the double-channel air channel is divided into a left air channel and a right air channel by the separation sheet, and the left air channel and the right air channel are assembled together through screws to form the double-channel module. The two-channel module forms airtight treatment around the channel, and air can only be input from the air inlet of the two-channel module and output from the air outlet of the two-channel module.
Air duct A16 includes left air duct 34 and right air duct 28;
The left air duct 34 and the right air duct 28 are isolated by a partition A19;
a right air inlet 40 and a right air outlet 42 are respectively arranged at two ends of the right air duct 28;
the left air duct 34 is provided with a left air inlet 39 and a left air outlet 41 at both ends thereof.
As shown in fig. 9, the mattress 1 is provided with an electric control system, wherein the electric control system comprises a main control board, a main control board circuit is respectively and electrically connected with an AD/DC switching power supply, a fan assembly and a Peltier assembly;
The fan assembly comprises a square fan 10 and a turbofan A17;
The peltier assembly includes peltier A7;
The controller comprises a wired hand controller or a wireless remote controller;
The main control board comprises a singlechip MCU which is electrically connected with an AD/DC switching power supply through a DC-DC circuit;
the MCU is connected with the wireless remote controller through the wireless receiving module and/or the RF module, and is also electrically connected with the buzzer, the built-in MOS tube driving chip circuit and the built-in H-bridge chip circuit;
the pulse width modulation driver is electrically connected with the fan assembly, the built-in H-bridge chip circuit is electrically connected with the Peltier assembly, and the driver adopts a built-in MOS tube driving chip circuit;
The system is powered on by AC power, 29V is supplied to a main control board by an external switching power supply, a DC-DC circuit on the main control board reduces the voltage of 29V to 3.3V to supply power to circuits such as a MCU and an RF module, the main power supply 29V supplies power to a fan drive and an H bridge circuit, when a user needs to warm air the mattress, the user sends an instruction to a main control board by operating keys on a wired hand controller, an interface circuit of the hand controller on the main control board receives the key instruction of the wired hand controller and then converts the key instruction into a level or instruction data which can be identified by the MCU to be transmitted to the MCU for processing, and when the SCM receives the key instruction of the hand controller, related operations are executed, such as starting a Peltier heating, and after the Peltier heating temperature is increased to the user set temperature, the fan is started to convey warm air to the mattress through a ventilating pipe. Simultaneously, the other group of fans are started to blow air to the other side of the peltier so as to balance the temperature of the front side and the back side of the peltier. And the user can also operate other functions through the wired hand controller, such as closing the peltier heating, adjusting the temperature rise of the peltier, adjusting the peltier refrigeration and the like.
In addition, the user can also send instructions to the wireless receiving module on the main control board through operating keys on the wireless hand controller, the wireless receiving module receives the key instructions of the wireless hand controller and then converts the key instructions into level or instruction data which can be identified by the singlechip and transmits the level or instruction data to the singlechip for processing, and when the singlechip receives the key instructions of the wireless hand controller, related operations are executed. If the peltier heating is started, the peltier heating is closed, the peltier temperature rise is regulated and increased, the peltier refrigeration is regulated, and the like.
As shown in fig. 11, the control box system single-chip microcomputer is used for processing the instruction of the wired or wireless remote controller, controlling the refrigeration or heating of the peltier, and simultaneously monitoring the working current and the temperature rise of the peltier. Collecting the current and temperature rise data of the Peltier, and controlling the cooling or heating temperature of the Peltier by a PID algorithm of software. The singlechip also controls the fan to convey cold and warm air to the mattress and controls the fan to radiate the peltier. When the electric control system is in sudden abnormal condition, the single-chip microcomputer controls the buzzer to alarm.
As shown in fig. 12, a user operates a key on a remote controller, after an upper wireless module of the remote controller receives a key instruction, a key signal is converted into a radio frequency signal and sent to a wireless receiving module of a control box, after a wireless module circuit of the control box receives the radio frequency signal sent by the remote controller, the radio frequency signal is converted into level or instruction data which can be identified by a singlechip, and then the singlechip receives the key instruction of the wireless hand controller and executes related operations. If the peltier heating is started, the peltier heating is closed, the peltier temperature rise is regulated and increased, the peltier refrigeration is regulated, and the like.
The wired hand controller interface circuit converts the key signals of the wired hand controller into identifiable level or instruction data of the single chip microcomputer, and transmits the level or instruction data to the single chip microcomputer for processing, and then the single chip microcomputer controls the fan and the Peltier to operate. In fig. 13, the power supply circuit is used for supplying power to the singlechip, the hand controller circuit and the MOS transistor driving circuit.
As shown in fig. 14, the fan is controlled by the switching action of the built-in MOS chip driving circuit, so as to realize the start and stop of the fan.
In fig. 15, a built-in H-bridge chip circuit is used to change the current direction of the peltier to realize peltier cooling or heating. The H bridge circuit adopts a chip U5.
In fig. 16, a current and temperature rise acquisition circuit is used for acquiring current and temperature rise data in the peltier cooling and heating process and feeding back the current and temperature rise data to a singlechip for PID accurate control of the peltier cooling or heating temperature.
In fig. 17, the hand control circuit is connected to the control box for operating the blower and peltier operation.
The current and temperature rise acquisition circuit is arranged between the H-bridge circuit and the MCU;
the current and temperature rise acquisition circuit comprises a chip U5;
In the chip U5 of fig. 15, the pins 1 and 6 are connected to the current channel of the Peltier module, the pin 3 is grounded through the resistor R28, the current signal collected by the resistor R28 is connected to the other end of the resistor R4 electrically connected with the pin 3 of the U8, the current OCP signal of the Peltier module is amplified by the U8 chip and then transmitted to the pin 21 of the MCU by the pin 1, the temperature rise collecting channel is electrically connected with the NTC temperature collecting circuit by the pin 5 of the U8, and the signal amplification is electrically connected with the pin 22 of the MCU by the pin 7 output of the U8 chip through the chip U8.
The present invention is fully described for more clarity of disclosure and is not set forth in the prior art.
It should be noted that the above embodiments are merely for illustrating the technical solution of the present invention, and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some of the technical features thereof may be equivalently replaced, and it is obvious to those skilled in the art that a plurality of technical solutions of the present invention may be combined. Such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention. The technical content that is not described in detail in the invention is known in the prior art.
Claims (10)
1. A double-channel air-cooling and heating host for an intelligent bed is characterized by comprising a mattress (1), wherein a corrugated pipe (2) is connected to the inner cavity of the mattress (1), the corrugated pipe (2) is connected with a host (3), and the host (3) is an air-cooling and heating host.
2. The dual-channel air-cooled and warm host machine for intelligent beds according to claim 1, wherein the cooling and heating mode comprises a square fan (10) arranged on the radiating fins of the small aluminum evaporating fins A (6);
the peltier A (7) is externally connected with a peltier wire (13);
the large aluminum evaporation sheet A (9) is provided with a large aluminum evaporation shell (11);
The small aluminum evaporation sheet A (6) has a small aluminum evaporation case (12).
3. The dual-channel air-cooled and warm host machine for the intelligent bed according to claim 2, wherein the host machine (3) is provided with an air channel A (16), and the air channel A (16) comprises a left air channel (34) and a right air channel (28);
The left air duct (34) and the right air duct (28) are arranged in an isolated manner through a partition plate A (19);
a right air inlet (40) and a right air outlet (42) are respectively arranged at two ends of the right air duct (28);
a left air inlet (39) and a left air outlet (41) are respectively arranged at two ends of the left air duct (34);
A turbofan A (22) is arranged in the air duct A (16), the air duct A (16) comprises an air inlet channel and an air outlet pipe (5) which are communicated, and an air inlet grid (4) is arranged in the air inlet channel.
4. The dual-channel air-cooling and heating host for the intelligent bed according to claim 3 is characterized in that a small aluminum evaporation sheet A (6) is arranged on the host (3), a retainer A (8) is arranged on the back surface of the small aluminum evaporation sheet A (6), a Peltier A (7) is arranged in the hollow of the retainer A (8), and a large aluminum evaporation sheet A (9) is arranged on the other side of the retainer A (8).
5. The dual-channel air-cooling and heating host for the intelligent bed, which is disclosed in claim 4, is characterized in that an air channel A (16) is arranged in the host (3), a gap is arranged in the middle of the air channel A (16), and a cooling and heating module is arranged at the gap;
a small aluminum evaporation sheet C (18) is arranged at the bottom of the cavity, and a turbofan A (17) is arranged on the small aluminum evaporation sheet C (18);
a shell opening of a turbofan A (17) is arranged at one end of the air duct A (16);
an opening is arranged at the other end of the air duct A (16).
6. The dual-channel air-cooling and heating host for the intelligent bed, which is disclosed by claim 5, is characterized in that a small aluminum evaporation sheet A (6) is arranged on the host (3), a retainer A (8) is arranged on the back surface of the small aluminum evaporation sheet A (6), a Peltier A (7) is arranged in the hollow of the retainer A (8), and a large aluminum evaporation sheet A (9) is arranged on the other side of the retainer A (8).
7. The dual-channel air-cooling and heating host machine for the intelligent bed, which is disclosed in claim 6, is characterized in that an air channel A (16) is arranged in the host machine (3), a notch is arranged in the middle of the air channel A (16), and a cooling and heating module is arranged at the notch;
a small aluminum evaporation sheet C (18) is arranged at the bottom of the cavity, and a turbofan A (17) is arranged on the small aluminum evaporation sheet C (18);
a shell opening of a turbofan A (17) is arranged at one end of the air duct A (16);
an opening is arranged at the other end of the air duct A (16).
8. The dual-channel air-cooling and heating host for the intelligent bed, which is disclosed in claim 7, is characterized in that the mattress (1) is provided with an electric control system, wherein the electric control system comprises a main control board, and the main control board circuit is respectively and electrically connected with an AD/DC switching power supply, a fan assembly and a Peltier assembly;
the fan assembly comprises a square fan (10) and a turbofan A (17);
The peltier assembly comprises a peltier a (7);
The controller comprises a wired hand controller or a wireless remote controller;
The main control board comprises a singlechip MCU which is electrically connected with an AD/DC switching power supply through a DC-DC circuit;
the MCU is connected with the wireless remote controller through the wireless receiving module and/or the RF module, and is also electrically connected with the buzzer, the built-in MOS tube driving chip circuit and the built-in H-bridge chip circuit;
the pulse width modulation driver is electrically connected with the fan assembly, the built-in H-bridge chip circuit is electrically connected with the Peltier assembly, and the driver adopts a built-in MOS tube driving chip circuit;
The MCU is electrically connected with the pin 2 of the driving chip, and the driving chip U2 of the built-in MOS tube is electrically connected with the fan component through the pin 7;
the current and temperature rise acquisition circuit is arranged between the built-in H-bridge chip circuit and the MCU;
the current and temperature rise acquisition circuit comprises a chip U5 and a chip U8;
In the chip U5, a current channel of the Peltier component is connected to the pins 1 and 6, the pin 3 is grounded through a resistor R28, a current signal acquired by the resistor R28 is connected to the other end of a resistor R4 electrically connected with the pin 3 of the U8, a current OCP signal of the Peltier component is amplified by the U8 chip and then is transmitted to the pin 21 of the MCU by the pin 1, the temperature rise acquisition channel is electrically connected with an NTC temperature acquisition circuit by the pin 5 of the U8, and the signal amplification is electrically connected to the pin 22 of the MCU by the pin 7 output of the U8 chip through the chip U8.
9. A control method of a double-channel air-cooled and warm host machine for an intelligent bed is characterized by comprising the step of using the host machine according to claim 1;
Firstly, a turbofan A (22) is electrified to rotate so that wind pressure is generated by an air duct A (16), flowing air enters the air duct A (16) of a host machine (3), and then, in the air duct A (16), a module in a refrigerating state or a heating state carries out temperature treatment on the wind flowing through the air duct A (16), and then, the wind is output from an air outlet and enters the mattress (1).
10. The control method of the dual-channel air cooling and heating host machine for the intelligent bed according to claim 9 is characterized in that when a heating strategy is carried out, firstly, when direct-current electric energy is input into a control system, the positive electrode of a Peer wire (13) contacts with the positive electrode of a circuit, the negative electrode of the Peer wire (13) is connected with the negative electrode of the circuit, then, heat is generated on the front surface of the Peer wire (13) and transferred to a small aluminum evaporation shell (12) through silicone grease to carry out heat energy evaporation, the heat energy is accumulated in an air flue A (16), cold energy is generated on the back surface of a Peer paste A (7) and transferred to a large aluminum evaporation shell (11) outside the air flue to carry out cold energy evaporation, and secondly, a square fan (10) works to accelerate the air flow speed on the surface of the large aluminum evaporation shell (11), so that the evaporation efficiency of the large aluminum evaporation shell (11) is improved;
When direct-current electric energy is input, the positive electrode of the Peltier lead (13) contacts the negative electrode of the circuit, and the negative electrode of the Peltier lead (13) is connected with the positive electrode of the circuit, cold energy is generated on the front surface of the Peltier A (7), and is transmitted to the small aluminum evaporation shell (12) through silicone grease to evaporate the cold energy and is accumulated in the air duct A (16), heat energy is generated on the back surface of the Peltier A (7), and is transmitted to the large aluminum evaporation shell (11) through silicone grease to evaporate the heat energy, so that the air flow speed on the surface of the large aluminum evaporation shell (11) is accelerated when the square fan (10) works, and the evaporation efficiency of the large aluminum evaporation shell (11) is improved;
When the AC power is connected, an external switching power supply supplies power to the main control board by 29V, and a DC-DC circuit on the main control board reduces the voltage of 29V to 3.3V and supplies power to the MCU and the RF module;
When the mattress (1) is ventilated, an instruction is sent to the main control board through a key on the wired hand controller, and a hand controller interface circuit on the main control board receives the key instruction of the wired hand controller and then converts the key instruction into a level or instruction data identified by the MCU and transmits the level or instruction data to the MCU for processing;
The operation comprises the steps of starting the Peltier A (7) to heat, and starting the fan assembly to convey warm air to the mattress (1) by the heat of the Peltier A (7) after the heating temperature of the Peltier A (7) is increased to the set temperature of a user, and blowing air to the other side of the Peltier A (7) to balance the temperatures of the front side and the back side of the Peltier A (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510438019.2A CN120203371A (en) | 2025-04-08 | 2025-04-08 | Dual-channel air cooling and heating host for smart bed and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510438019.2A CN120203371A (en) | 2025-04-08 | 2025-04-08 | Dual-channel air cooling and heating host for smart bed and control method |
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| CN120203371A true CN120203371A (en) | 2025-06-27 |
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| CN202510438019.2A Pending CN120203371A (en) | 2025-04-08 | 2025-04-08 | Dual-channel air cooling and heating host for smart bed and control method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103153137A (en) * | 2010-05-28 | 2013-06-12 | 马洛工业公司 | System and method for thermoelectric personal comfort controlled bedding |
| CN204273896U (en) * | 2014-10-28 | 2015-04-22 | 刘丽霞 | A kind of cold and hot gas circulating seat |
| CN109982610A (en) * | 2016-09-22 | 2019-07-05 | 扬布拉德知识产权控股有限责任公司 | Article comprising a temperature regulating surface, a thermoelectric control unit, and a method of regulating the surface temperature of an article |
| CN211698735U (en) * | 2020-04-29 | 2020-10-16 | 深圳彩果科技有限公司 | Control system of semiconductor temperature adjusting device |
| CN213308610U (en) * | 2020-04-27 | 2021-06-01 | 重庆泊利玺智能科技有限公司 | Efficient semiconductor cooling and heating pad |
-
2025
- 2025-04-08 CN CN202510438019.2A patent/CN120203371A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103153137A (en) * | 2010-05-28 | 2013-06-12 | 马洛工业公司 | System and method for thermoelectric personal comfort controlled bedding |
| CN204273896U (en) * | 2014-10-28 | 2015-04-22 | 刘丽霞 | A kind of cold and hot gas circulating seat |
| CN109982610A (en) * | 2016-09-22 | 2019-07-05 | 扬布拉德知识产权控股有限责任公司 | Article comprising a temperature regulating surface, a thermoelectric control unit, and a method of regulating the surface temperature of an article |
| CN213308610U (en) * | 2020-04-27 | 2021-06-01 | 重庆泊利玺智能科技有限公司 | Efficient semiconductor cooling and heating pad |
| CN211698735U (en) * | 2020-04-29 | 2020-10-16 | 深圳彩果科技有限公司 | Control system of semiconductor temperature adjusting device |
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