CN109473595B - Battery protector and wearing equipment - Google Patents
Battery protector and wearing equipment Download PDFInfo
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- CN109473595B CN109473595B CN201811573227.XA CN201811573227A CN109473595B CN 109473595 B CN109473595 B CN 109473595B CN 201811573227 A CN201811573227 A CN 201811573227A CN 109473595 B CN109473595 B CN 109473595B
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- 230000001012 protector Effects 0.000 title description 4
- 239000000696 magnetic material Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 5
- 230000006378 damage Effects 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery protection device and wearing equipment, wherein the battery protection device is arranged on the wearing equipment, the wearing equipment comprises a main body and a watchband inserted into the main body, and a slot is formed in the part of the watchband inserted into the main body; the battery protection device comprises a control unit, a battery temperature sensor and a buckle lock structure, wherein the buckle lock structure comprises an electromagnet and an insert, one end of the insert is inserted into the slot, the other end of the insert is positioned outside the slot, and the distance between the other end of the insert and the electromagnet is greater than or equal to the length of the insert positioned in the slot; the battery temperature sensor collects a battery temperature signal and sends the battery temperature signal to the control unit; the control unit controls whether the electromagnet is electrified or not according to the received temperature signal. When the temperature signal is larger than the set threshold, the control unit controls the electromagnet to be electrified, the electromagnet generates magnetic force to adsorb the plug-in unit, the plug-in unit is separated from the slot, the watchband is separated from the main body, the damage to the human body caused by overhigh temperature of the battery is avoided, and the safety of a user is improved.
Description
Technical Field
The invention belongs to the technical field of battery safety, and particularly relates to a battery protection device and wearable equipment.
Background
At present, in order to improve the cruising ability of an electronic product and give consideration to the thinness and thinness of the appearance, the expansion space of a battery is continuously compressed, once the battery is abnormal, a light person causes the electronic product to heat and scald a user, and a heavy person causes the electronic product to explode and fire. How to protect the user in case of battery abnormalities is a difficulty.
Disclosure of Invention
The invention provides a battery protection device, which improves the safety of users.
In order to solve the technical problems, the invention is realized by adopting the following technical scheme:
A battery protector mounted on a wearing apparatus including a main body and a band inserted into the main body, a slot being formed in a portion of the band inserted into the main body; the battery protection device comprises a control unit, a battery temperature sensor and a buckle lock structure arranged in the main body, wherein the buckle lock structure comprises an electromagnet and an insert made of magnetic materials, one end of the insert is inserted into the slot, the other end of the insert is positioned outside the slot, and the distance between the other end of the insert and the electromagnet is greater than or equal to the length of the insert positioned in the slot; the battery temperature sensor collects battery temperature signals and sends the signals to the control unit; the control unit controls the power-on state of the electromagnet according to the received temperature signal so as to control the connection or separation of the watchband and the main body.
Further, the two sides of the part of the watchband inserted into the main body are respectively provided with one slot, and the two slots are coaxial; and two buckle lock structures are arranged in the matched mode.
Still further, the protection device further comprises a second spring, one end of the second spring is connected with one of the plug-ins, the other end of the second spring is connected with the other plug-in, and when the two plug-ins are respectively inserted into the corresponding slots, the second spring is in a natural state; when the electromagnet is not electrified, one ends of the two plug-ins are respectively inserted into the corresponding slots; when the electromagnet is electrified, the electromagnet generates magnetic force to adsorb the plug-in components, and then the second spring is stretched, so that the two plug-in components are separated from the corresponding slots.
Further, the protection device further comprises a battery ejecting structure; the battery ejecting structure comprises a battery compartment and a first spring, the battery is arranged in the battery compartment, the battery compartment is provided with a hatch, and a hatch door capable of being opened and closed is arranged at the hatch; one end of the first spring is abutted against one end, far away from the hatch, of the battery, and the other end of the first spring is fixed at one end, far away from the hatch, of the battery compartment; when the cabin door is closed, the first spring is in a compressed state; and the control unit controls the opening and closing of the cabin door according to the received temperature signal.
Still further, be provided with the slide on the hatch door be provided with the spout on the battery compartment corresponds, hatch door and battery compartment pass through slide, spout sliding connection.
Further, the control unit comprises a comparator and an MCU, one input end of the comparator is connected with the battery temperature sensor, the other input end of the comparator is connected with the reference power supply, the output end of the comparator is connected with the MCU, and the MCU controls whether the electromagnet is electrified or not.
Still further, the protection device further comprises an alarm unit, and the control unit controls the operation of the alarm unit according to the received temperature signal.
Still further, the protection device further comprises a standby power supply, and the control unit controls the operation of the standby power supply according to the received temperature signal.
Still further, the protection device further comprises an ambient temperature sensor, wherein the ambient temperature sensor collects an ambient temperature signal and sends the ambient temperature signal to the control unit.
Based on the design of the battery protection device, the invention further provides wearing equipment comprising the protection device.
Compared with the prior art, the invention has the advantages and positive effects that: according to the battery protection device and the wearable equipment, the control unit, the battery temperature sensor and the snap lock structure are designed; the battery temperature sensor collects a battery temperature signal and sends the battery temperature signal to the control unit, and the control unit controls the electrifying state of the electromagnet of the snap lock structure according to the received temperature signal, so as to control whether the plug-in unit is separated from the slot or not, and control the connection or separation of the watchband and the main body; when the temperature signal received by the control unit is greater than the set threshold value, the control unit controls the electromagnet to be electrified, the electromagnet generates magnetic force to adsorb the plug-in unit, the plug-in unit is adsorbed with the electromagnet, the plug-in unit is separated from the slot, and then the watchband is separated from the main body, so that the damage to the human body caused by the overhigh temperature of the battery is avoided, and the safety of a user is improved.
Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the present invention, which is to be read in connection with the accompanying drawings.
Drawings
FIG. 1 is a circuit block diagram of one embodiment of a proposed battery guard;
FIG. 2 is a schematic view of one embodiment of the battery pop-up structure of FIG. 1 with the door closed;
FIG. 3 is a schematic view of one embodiment of the battery pop-up structure of FIG. 1 with the door open;
FIG. 4 is a schematic diagram of one embodiment of the snap lock construction of FIG. 1 with the electromagnet de-energized;
fig. 5 is a schematic diagram of one embodiment of the snap lock construction of fig. 1 when the electromagnet is energized.
Reference numerals:
1. Watchband; 1-1, a slot; 1-2, a slot; 2. a main body;
3. A battery compartment; 4. a cabin door; 5. a first spring;
6. An electromagnet; 7. an insert;
8. An electromagnet; 9. an insert;
10. a second spring; 11. a connecting plate; 12. and (5) connecting a plate.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
The battery protection device of this embodiment installs on wearing equipment, and the battery is wearing equipment power supply. The wearing device includes a main body 2 and a band 1, the band 1 is inserted into the main body 2, and a slot 1-1 is formed in a portion of the band 1 inserted into the main body 2. The battery protection device of the present embodiment mainly includes a control unit, a battery temperature sensor, a snap lock structure provided in the main body 2, and the like, as shown in fig. 1.
The buckle lock structure comprises an electromagnet 6 and an insert 7 made of magnetic materials, the groove depth of the insert 1-1 is smaller than the length of the insert 7, one end of the insert 7 is inserted into the insert 1-1, the other end of the insert 7 is positioned outside the insert 1-1, the other end of the insert 7 is close to the electromagnet 6, and the distance between the other end of the insert 7 and the electromagnet 6 is greater than or equal to the length of the insert 7 positioned in the insert 1-1; the battery temperature sensor collects battery temperature signals and sends the collected temperature signals to the control unit; the control unit controls the power-on state of the electromagnet 6 according to the received temperature signal to control the connection or disconnection of the watchband 1 and the main body 2. When the electromagnet 6 is powered off, one end of the insert 7 is inserted into the slot 1-1, and the other end of the insert 7 is located outside the slot 1-1, so as to prevent the watchband 1 from being separated from the main body 2, as shown in fig. 4. When the electromagnet 6 is electrified, the electromagnet 6 generates magnetic force to attract the plug-in unit 7, the plug-in unit 7 is separated from the slot 1-1, and the watchband 1 is separated from the main body 2, so that the wearing equipment is separated, and the wearing equipment is shown in fig. 5.
When the temperature signal received by the control unit is greater than the set threshold value, the control unit controls the electromagnet 6 to be electrified, the electromagnet 6 generates magnetic force to adsorb the plug-in unit 7, the plug-in unit 7 is adsorbed with the electromagnet 6, the plug-in unit 7 is separated from the slot 1-1, and then the watchband 1 is separated from the main body 2, so that the wearing equipment is separated, the damage to the human body caused by the overhigh temperature of the battery is avoided, and the safety of a user is improved.
The distance between the other end of the plug-in unit 7 and the electromagnet 6 is not less than the length of the plug-in unit 7 inserted into the slot 1-1, namely, when the electromagnet 6 adsorbs the plug-in unit 7, the plug-in unit 7 can be completely separated from the slot 1-1, so that the watchband 1 is separated from the main body 2.
The battery protection device of the embodiment is provided with a control unit, a battery temperature sensor and a snap lock structure; the battery temperature sensor collects a battery temperature signal and sends the battery temperature signal to the control unit, and the control unit controls the electrifying state of the electromagnet of the snap lock structure according to the received temperature signal, so as to control whether the plug-in unit is separated from the slot or not, and control the connection or separation of the watchband and the main body; when the temperature signal received by the control unit is greater than the set threshold value, the control unit controls the electromagnet 6 to be electrified, the electromagnet 6 generates magnetic force to adsorb the plug-in unit 7, the plug-in unit 7 is adsorbed with the electromagnet 6, the plug-in unit 7 is separated from the slot 1-1, and then the watchband 1 is separated from the main body 2, so that the wearing equipment is separated, the damage to the human body caused by overhigh temperature of the battery is avoided, and the safety of a user is improved.
In order to improve the connection stability of the wristband 1 to the main body 2, two sides of the portion of the wristband 1 inserted into the main body 2 are respectively formed with one slot, and the two slots are coaxial; and two buckle lock structures are arranged in the matched mode. Specifically, a slot 1-1 is formed on one side of the watchband 1, and a slot 1-2 is formed on the other side of the watchband 1, wherein one of the buckle lock structures comprises an electromagnet 6 and an insert 7 made of a magnetic material, and the other buckle lock structure comprises an electromagnet 8 and an insert 9 made of a magnetic material; when the electromagnet 6 and the electromagnet 8 are powered off, one end of the plug-in unit 7 is inserted into the slot 1-1, the other end of the plug-in unit 7 is positioned outside the slot 1-1, the other end of the plug-in unit 7 is close to the electromagnet 6, and the distance between the other end of the plug-in unit 7 and the electromagnet 6 is more than or equal to the length of the plug-in unit 7 positioned in the slot 1-1; one end of the plug-in unit 9 is inserted into the slot 1-2, the other end of the plug-in unit 9 is located outside the slot 1-2, the other end of the plug-in unit 9 is close to the electromagnet 8, and the distance between the other end of the plug-in unit 9 and the electromagnet 8 is equal to or greater than the length of the plug-in unit 9 located in the slot 1-2, as shown in fig. 4. When the temperature signal received by the control unit is greater than the set threshold value, the control unit controls the electromagnet 6 and the electromagnet 8 to be electrified, the electromagnet 6 generates magnetic force to adsorb the plug-in unit 7 to enable the plug-in unit 7 to be separated from the slot 1-1, the electromagnet 8 generates magnetic force to adsorb the plug-in unit 9 to enable the plug-in unit 9 to be separated from the slot 1-2, and then the watchband 1 is separated from the main body 2, so that the wearable equipment is separated, the damage to the human body caused by the overhigh temperature of the battery is avoided, and the safety of a user is improved, as shown in fig. 5.
In this embodiment, in order to ensure the connection stability between the plug-in units and the slots, the protection device further includes a second spring 10, wherein the middle part of the second spring 10 is fixed in the main body 2, one end of the second spring 10 is connected with one of the plug-in units 7, the other end of the second spring 10 is connected with the other plug-in unit 9, and when the electromagnet 6 and the electromagnet 8 are not powered on and the two plug-in units are respectively inserted into the corresponding slots, the second spring 10 is in a natural state, i.e. in a state of neither compression nor extension. When the electromagnet is not electrified, one ends of the two plug-ins are respectively inserted into the corresponding slots, so that the watchband 1 is connected with the main body 2; when the electromagnet is electrified, the electromagnet generates magnetic force to adsorb the plug-in components, and then the second spring 10 is stretched, so that the two plug-in components are separated from the corresponding slots, and the watchband 1 is separated from the main body 2.
Specifically, the middle part of the second spring 10 is fixed in the main body 2, one end of the second spring 10 is fixed on the fixed plate 11, and the fixed plate 11 is fixed with the plug-in 7; the other end of the second spring 10 is fixed on a fixed plate 12, and the fixed plate 12 is fixed with the plug-in 9; when one end of the insert 7 is inserted into the slot 1-1 and one end of the insert 9 is inserted into the slot 1-2, the second spring 10 is in a natural state, as shown in fig. 4; if the plug-in 7 or the plug-in 9 is to be separated from the corresponding slot, an external force is required to stretch the second spring 10, so that when the electromagnet 6 and the electromagnet 8 are not electrified, one end of the plug-in 7 is ensured to be inserted into the slot 1-1, and one end of the plug-in 9 is ensured to be inserted into the slot 1-2 through the elastic force of the second spring 10, namely, the two plug-in components are ensured to be stably doped into the corresponding slots, and the connection stability of the watchband 1 and the main body 2 is improved. When the electromagnet 6 and the electromagnet 8 are electrified, the magnetic force generated by the electromagnets 6 and 8 is larger than the elastic force of the second spring 10, the electromagnet 6 generates magnetic force to attract the plug-in unit 7, the second spring 10 is stretched, and the elastic force of the second spring 10 is overcome, so that the plug-in unit 7 is separated from the slot 1-1; the electromagnet 8 generates magnetic force to attract the plug-in unit 9, stretches the second spring 10 and overcomes the elastic force of the second spring 10, so that the plug-in unit 9 is separated from the slot 1-2.
The protection device further comprises a battery ejecting structure positioned in the main body 2, wherein the battery ejecting structure comprises a battery compartment 3 and a first spring 5, a battery is arranged in the battery compartment 3, the battery compartment 3 is provided with a hatch, and a hatch door 4 capable of being opened and closed is arranged at the hatch for closing the hatch; one end of the first spring 5 is abutted against one end, far away from the hatch, of the battery, and the other end of the first spring 5 is fixed at one end, far away from the hatch, of the battery compartment 3; when the cabin door 4 is closed, the hatch is closed, one end of the battery abuts against the cabin door 4, the other end of the battery abuts against the first spring 5, and the first spring 5 is in a compressed state, as shown in fig. 2; when the hatch 4 is opened, the hatch is exposed, and the exit battery pops up from the hatch under the action of the spring force of the first spring 5, see fig. 3. The battery temperature sensor collects battery temperature signals and sends the collected temperature signals to the control unit; the control unit controls the opening and closing of the cabin door according to the received temperature signal.
When the temperature signal received by the control unit is lower than a set threshold value, the control unit drives the cabin door 4 to be closed; when the temperature signal received by the control unit is greater than the set threshold value, the control unit drives the cabin door 4 to open, and the first spring 5 ejects the battery out of the battery cabin 3, so that the damage to a human body caused by overhigh temperature of the battery is avoided.
The battery temperature sensor collects a battery temperature signal and sends the battery temperature signal to the control unit, and the control unit controls the opening and closing of the cabin door of the battery ejecting structure according to the received temperature signal, so as to control whether the first spring ejects the battery; when the temperature signal received by the control unit is greater than the set threshold value, the control unit drives the cabin door 4 to open, and the first spring 5 ejects the battery out of the battery cabin 3, so that the battery is prevented from expanding, exploding and the like due to the limitation of the space of the battery cabin, the damage to the human body caused by the overhigh temperature of the battery is avoided, and the safety of a user is improved.
In order to facilitate the opening and closing of the cabin door 4, a slideway is arranged on the cabin door 4, a chute is correspondingly arranged on the battery compartment 3, and the cabin door 4 is in sliding connection with the battery compartment 3 through the slideway and the chute, so that the opening and closing of the cabin door 4 are realized. The control unit drives the sliding of the hatch door 4 by means of the driving unit according to the received temperature signal.
In this embodiment, the control unit mainly includes an analog-to-digital conversion unit, a comparator and an MCU, where an input end (e.g., a normal phase input end) of the comparator is connected to the battery temperature sensor through the analog-to-digital conversion unit, and a temperature signal collected by the battery temperature sensor is transmitted to the analog-to-digital conversion unit for analog-to-digital conversion, and then is sent to an input end of the comparator; the other input end (such as an inverting input end) of the comparator is connected with a reference power supply, the reference power supply provides a reference voltage ref (set threshold), the output end of the comparator is connected with an MCU, the MCU outputs a driving signal to a driving unit, and the driving unit drives the opening and closing of the cabin door according to the received driving signal; and, MCU control electromagnet's power on or not. For example, the threshold value is set to a voltage signal ref corresponding to a temperature of 45 ℃, such as 10V. Through the design of the control unit, the opening and closing of the cabin door and the electrifying of the electromagnet are controlled according to the temperature signal, and the control unit is simple in structure, low in cost and convenient to realize.
Assuming that the temperature of the battery acquired by the battery temperature sensor is 30 ℃, after analog-to-digital conversion, the corresponding voltage signal is 5V, and the voltage signal is transmitted to the non-inverting input end of the comparator; the reference voltage provided by the reference power supply connected with the inverting input end of the comparator is 10V (voltage signal corresponding to the temperature of 45 ℃); the output end of the comparator outputs low level to the MCU, and the MCU controls the cabin door to be closed and the electromagnet to be powered off. When the temperature of the battery collected by the battery temperature sensor is 50 ℃, the corresponding voltage signal is 15V, and the voltage signal is transmitted to the non-inverting input end of the comparator; the reference voltage provided by the reference power supply connected with the inverting input end of the comparator is 10V (voltage signal corresponding to the temperature of 45 ℃); the output end of the comparator outputs high level to the MCU, the MCU controls the cabin door to be opened and the electromagnet to be electrified, the first spring 5 ejects the battery out of the battery cabin 3, so that the expansion, explosion and the like of the battery due to the space limitation of the battery cabin are prevented, the damage to the human body caused by the overhigh temperature of the battery is avoided, and the safety of a user is improved; moreover, the electromagnet is electrified to generate magnetic force to adsorb the plug-in unit, so that the plug-in unit is separated from the slot, and the watchband is separated from the main body.
In this embodiment, the protection device further includes an alarm unit, and the control unit controls the operation of the alarm unit according to the received temperature signal. When the temperature signal received by the control unit is larger than the set threshold value, the control unit controls the alarm unit to operate so as to prompt a user.
For example, the battery temperature acquired by the battery temperature sensor is 50 ℃, the corresponding voltage signal is 15V, and the voltage signal is transmitted to the non-inverting input end of the comparator; the reference voltage provided by the reference power supply connected with the inverting input end of the comparator is 10V (voltage signal corresponding to the temperature of 45 ℃); the output end of the comparator outputs high level to the MCU, and the MCU controls the alarm unit to alarm so as to warn the user.
In this embodiment, the alarm unit includes an indicator light, a motor, a buzzer, etc., and when the temperature signal received by the control unit is greater than a set threshold, the control unit controls the indicator light to flash, the motor to vibrate, and the buzzer to sound, so as to alert the user.
In order to avoid affecting the use of the user, the protection device further comprises a standby power supply (such as a standby small battery, an energy storage large capacitor and the like), and the control unit controls the operation of the standby power supply according to the received temperature signal. When the temperature signal received by the control unit is larger than the set threshold value, the control unit starts the standby power supply, controls the standby power supply to operate and supplies power to all the electric devices.
In this embodiment, the protection device further includes an ambient temperature sensor, and the ambient temperature sensor collects an ambient temperature signal and sends the ambient temperature signal to the control unit. The control unit also comprises a correction unit which is used for correcting the temperature signal acquired by the battery temperature according to the temperature signal acquired by the ambient temperature sensor. Specifically, the temperature signal acquired by the ambient temperature sensor is subjected to analog-to-digital conversion by the analog-to-digital conversion unit and then sent to the correction unit; the temperature signal acquired by the battery temperature sensor is subjected to analog-to-digital conversion by the analog-to-digital conversion unit and then sent to the correction unit; the correction unit corrects the temperature signal acquired by the battery temperature according to the temperature signal acquired by the ambient temperature sensor, and outputs the corrected temperature signal to one input end of the comparator. By designing the ambient temperature sensor and the correction unit, the battery temperature is corrected so as to obtain a relatively accurate battery temperature.
Based on the design of the battery protection device, the embodiment further provides a wearable device, which comprises a main body 2, a watchband 1 and the protection device, wherein the protection device is fixed in the main body 2.
Through design protector in wearing equipment, avoid battery temperature too high harm human to user's security has been improved.
It should be noted that the above description is not intended to limit the invention, but rather the invention is not limited to the above examples, and that variations, modifications, additions or substitutions within the spirit and scope of the invention will be within the scope of the invention.
Claims (8)
1. A battery protection device, characterized in that: the battery protection device is mounted on a wearable device, the wearable device comprises a main body and a watchband, the watchband is inserted into the main body, and a slot is formed in a part of the watchband inserted into the main body;
The battery protection device comprises a control unit, a battery temperature sensor and a buckle lock structure arranged in the main body, wherein the buckle lock structure comprises an electromagnet and an insert made of magnetic materials, one end of the insert is inserted into the slot, the other end of the insert is positioned outside the slot, and the distance between the other end of the insert and the electromagnet is greater than or equal to the length of the insert positioned in the slot;
The battery temperature sensor collects battery temperature signals and sends the signals to the control unit; the control unit controls the power-on state of the electromagnet according to the received temperature signal so as to control the connection or separation of the watchband and the main body;
Two sides of the part of the watchband inserted into the main body are respectively provided with one slot, and the two slots are coaxial; two matched buckle lock structures are arranged;
The protection device further comprises a second spring, one end of the second spring is connected with one of the plug-ins, the other end of the second spring is connected with the other plug-in, and when the two plug-ins are respectively inserted into the corresponding slots, the second spring is in a natural state; when the electromagnet is not electrified, one ends of the two plug-ins are respectively inserted into the corresponding slots; when the electromagnet is electrified, the electromagnet generates magnetic force to attract the plug-in units, and then the second spring is stretched, so that the two plug-in units are separated from the corresponding slots;
The middle part of the second spring is fixed in the main body, one end of the second spring is fixed on a fixed plate, and the fixed plate is fixed with one of the plug-in components; the other end of the second spring is fixed on another fixed plate which is fixed with the other plug-in.
2. The protective apparatus according to claim 1, wherein: the guard also includes a battery ejection structure; the battery ejecting structure comprises a battery compartment and a first spring, the battery is arranged in the battery compartment, the battery compartment is provided with a hatch, and a hatch door capable of being opened and closed is arranged at the hatch; one end of the first spring is abutted against one end, far away from the hatch, of the battery, and the other end of the first spring is fixed at one end, far away from the hatch, of the battery compartment; when the cabin door is closed, the first spring is in a compressed state; and the control unit controls the opening and closing of the cabin door according to the received temperature signal.
3. The guard according to claim 2, wherein: the cabin door is provided with a slideway, the battery cabin is correspondingly provided with a chute, and the cabin door is in sliding connection with the battery cabin through the slideway and the chute.
4. The protective apparatus according to claim 1, wherein: the control unit comprises a comparator and an MCU, one input end of the comparator is connected with the battery temperature sensor, the other input end of the comparator is connected with the reference power supply, the output end of the comparator is connected with the MCU, and the MCU controls whether the electromagnet is electrified or not.
5. The protective apparatus according to claim 1, wherein: the protection device further comprises an alarm unit, and the control unit controls the operation of the alarm unit according to the received temperature signal.
6. The protective apparatus according to claim 1, wherein: the protection device further comprises a standby power supply, and the control unit controls the operation of the standby power supply according to the received temperature signal.
7. The protective apparatus according to claim 1, wherein: the protection device further comprises an ambient temperature sensor, wherein the ambient temperature sensor collects ambient temperature signals and sends the ambient temperature signals to the control unit.
8. A wearable device, characterized by: comprising a guard as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573227.XA CN109473595B (en) | 2018-12-21 | 2018-12-21 | Battery protector and wearing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573227.XA CN109473595B (en) | 2018-12-21 | 2018-12-21 | Battery protector and wearing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109473595A CN109473595A (en) | 2019-03-15 |
| CN109473595B true CN109473595B (en) | 2024-06-11 |
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| KR101316672B1 (en) * | 2012-04-05 | 2013-10-15 | 주성우 | A wristwatch lock apparatus |
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| CN206163557U (en) * | 2016-08-31 | 2017-05-10 | 杭州高特新能源技术有限公司 | Automatic fall battery flat device of protection |
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| CN108027589A (en) * | 2015-07-31 | 2018-05-11 | 宋永僖 | The wearable smart machine of flexible semiconductor encapsulation is installed on tape |
| CN209071454U (en) * | 2018-12-21 | 2019-07-05 | 歌尔科技有限公司 | A kind of battery protection device and wearable device |
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| KR101316672B1 (en) * | 2012-04-05 | 2013-10-15 | 주성우 | A wristwatch lock apparatus |
| CN108027589A (en) * | 2015-07-31 | 2018-05-11 | 宋永僖 | The wearable smart machine of flexible semiconductor encapsulation is installed on tape |
| US9612617B1 (en) * | 2016-02-18 | 2017-04-04 | Guillaume Jaulerry | Wearable computing device for managing and storing data |
| CN206163557U (en) * | 2016-08-31 | 2017-05-10 | 杭州高特新能源技术有限公司 | Automatic fall battery flat device of protection |
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