CN213817213U - Temperature control power-off switch protection device - Google Patents
Temperature control power-off switch protection device Download PDFInfo
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- CN213817213U CN213817213U CN202120026724.9U CN202120026724U CN213817213U CN 213817213 U CN213817213 U CN 213817213U CN 202120026724 U CN202120026724 U CN 202120026724U CN 213817213 U CN213817213 U CN 213817213U
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Abstract
The utility model relates to a temperature control power off switch protection device, its connection module includes power supply unit, air switch and consumer concatenating with power supply unit, and a certain positive negative pole both ends are established ties on the power supply unit and are had control module, and control module includes the control circuit mainboard, and a certain inside positive terminal among the power supply unit is connected with temperature-sensing ware and is inserted the inside fixed connection that realizes of battery and switch on by the terminal series connection of taking the inductive head, and the temperature-sensing ware is connecting the control part of control electrical apparatus mainboard. The utility model discloses a temperature-sensing ware can be the change of perception power supply unit inside temperature often. When the temperature change exceeds a safety set value, the circuit of the main board can be fed back to automatically power off and close the power supply equipment to be protected, and the power supply equipment can be automatically closed to supply power after the temperature of the power supply equipment returns to a safety value, so that the feedback of automatic detection is realized, the danger of the power supply equipment is reduced, the safety of the power supply equipment is improved, the circuit is mainly applied to the control protection aspect of power supply equipment, and the power utilization equipment is more intelligent and safe.
Description
Technical Field
The utility model relates to an electrically controlled device field, more specifically the utility model relates to a temperature control power-off switch protection device that says so.
Background
The existing two-wheeled electric vehicle battery and electrical equipment have no over-temperature power-off protection function, so that the fire accident caused by thermal runaway is often caused in the charging and discharging process, and the harmfulness is high. The power supply device aims at the conditions that the traditional power supply device is not protected, the danger of the power supply device is large and uncontrolled, the fire danger is caused in the charging and discharging process, and the like, and the prior art needs to be improved to reduce the harm caused by the bad use mode of the power supply device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's weak point, provide a temperature control power-off switch protection device, the battery charge-discharge excess temperature power-off protection that is used for excelling in, the more intelligent security of consumer, harm that can greatly reduced power supply unit cause because of bad user mode.
The technical solution of the utility model is as follows:
the utility model provides a temperature control power-off switch protection device, includes connecting module, connecting module includes power supply unit, air switch and consumer that concatenates with power supply unit, a certain positive negative pole both ends are established ties on the power supply unit and are had control module, and control module includes the control circuit mainboard, and a certain positive terminal of inside among the power supply unit is connected with temperature-sensing ware and is switched on by the inside fixed connection that realizes of the terminal series connection access battery of taking the inductive head, and temperature-sensing ware is connecting the control part of control electrical apparatus mainboard.
Preferably, the control electric appliance mainboard is provided with a conducting wire, a conductive terminal of a temperature sensor, a resistor, a capacitor, a plurality of groups of voltage-stabilizing tubes and a plurality of groups of electronic switch tubes or relays.
Preferably, the power supply device is a battery pack or a power supplier.
Preferably, the battery pack is formed by connecting a plurality of batteries in series, one end of a terminal of the temperature sensor is connected to one or more positive terminals capable of sensing the temperature of the batteries in series in the battery pack, and the other end of the temperature sensor is connected to a control part of the control circuit main board to achieve power-on control.
Preferably, the conductive terminals of the temperature sensor are connected in series with the resistor and the capacitor on the control circuit mainboard through wires, and the electronic switch tube or the relay is controlled to be turned on or turned off after rectification and voltage stabilization.
Preferably, the sensing head of the temperature sensor can sense the internal temperature of the power supply equipment at any time, the temperature is automatically detected, the temperature sensor connected with the positive terminal is triggered to be disconnected when the temperature change exceeds the safety set battery temperature value, the control module is triggered to be closed to achieve the purpose of protecting the power supply battery, and the power supply equipment is automatically closed to supply power to the power consumption equipment after the temperature of the power supply equipment returns to the safety value.
The beneficial effects of the utility model reside in that:
the utility model discloses a temperature control protection switch's inductor terminal head can be the change of perception power supply unit temperature often. When the temperature change exceeds a safety set value, the power supply device can be automatically powered off and closed to obtain protection, and the power supply device can be automatically powered off after the temperature of the power supply device returns to the safety value. The application automatically detects feedback, reaches a set value, and disconnects protection by self, so that the danger of the electric equipment is greatly reduced, and the safety of the electric equipment is improved. The utility model discloses mainly be applied to in the aspect of the power supply unit control protection, like battery charge-discharge excess temperature power-off protection etc. let use electrical equipment more intelligent security, power supply unit charge-discharge safe and reliable more has reduced in the life because of the uncontrolled loss that causes the fire of consumer, has effectively ensured safety, its stable performance reliability is strong.
Drawings
The invention will be further explained with reference to the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the control main board of the present invention.
Detailed Description
In the embodiment, see fig. 1 and 2, a protection device for a temperature-controlled power-off switch comprises a connection module i, wherein the connection module i comprises a power supply device 1, an air switch 2 and a power utilization device 3, the air switch 2 is connected with the power supply device in series, the air switch can complete contact and break circuits, and can protect extreme conditions of the circuits and the electrical devices, such as short circuit, severe overload, undervoltage and the like.
The power supply equipment in this embodiment example selects the battery pack, and totally 6 batteries are connected in series for power supply, and air switch one end is connected with the negative pole of battery pack, and the air switch other end is connected with consumer, and consumer one end is connected with air switch, and the consumer other end is connected with the positive pole of battery pack, and battery pack, air switch and consumer constitute a closed circuit.
The power supply equipment is characterized in that a control module II is connected in series with two ends of a certain positive and negative stage, the control module comprises a control circuit mainboard 4, a certain internal positive terminal in the power supply equipment 1 is connected with a temperature sensor 5 and is connected into the interior of a battery in series by a terminal with an induction head to realize fixed connection and conduction, and the temperature sensor is connected with a control part for controlling an electric appliance mainboard. Control circuit mainboard, temperature-sensing ware and insert the terminal of taking inductive head inside the battery and can sense the positive end of battery temperature often and serve and form the return circuit, reach control switch UNICOM under the normal condition of temperature to give the consumer power supply, will trigger the disconnection of the temperature-sensing ware that the positive terminal is connected when the power supply battery temperature risees and surpasss the settlement battery temperature, cause control module to close and reach the protection power supply battery purpose.
The control electric appliance mainboard is provided with components such as a lead 6, a conductive terminal of a temperature sensor, a resistor 7, a capacitor 8, a plurality of groups of voltage-stabilizing tubes 9, a plurality of groups of electronic switch tubes or relays 10 and the like. The voltage stabilizing tube protects the circuit and prevents the circuit from being abnormal, 4 electronic switch tubes, three voltage stabilizing tubes, two resistors and one capacitor are selected for the embodiment, and the number of specific components is determined by the power.
The power supply equipment is a battery pack or a power supplier.
The battery pack is formed by connecting a plurality of batteries in series, one end of a terminal of the temperature sensor is connected to one or more positive terminals which are connected in series in the battery pack and can sense the temperature of the batteries, and the other end of the temperature sensor is connected to a control part of the control circuit main board to achieve power-on control. And the conductive terminals of the temperature sensor are connected with the resistor and the capacitor on the control circuit mainboard in series through wires, and the electronic switch tube or the relay is controlled to be turned on or turned off after rectification and voltage stabilization. Fig. 2 is a schematic diagram of a control main board. The control main board is connected with three leads, namely an A line, a B line and a C line in the drawing, wherein the A line is connected with the positive end of one battery in the battery pack, the B line is connected with the negative end of the other battery in the battery pack, and the C line is connected with the temperature sensor.
The temperature sensor is characterized in that the sensing head of the temperature sensor can sense the internal temperature of the power supply equipment often, the temperature is automatically detected, the temperature sensor connected with the positive terminal is triggered to be disconnected when the temperature change exceeds the safe set battery temperature value, the control module is triggered to be closed to protect the power supply battery, and the power supply equipment is automatically closed to supply power to the power supply equipment after the temperature of the power supply equipment returns to the safe value.
The utility model discloses the theory of operation: some positive terminal of inside among the power supply unit is connected with temperature-sensing ware and is switched on by the inside fixed connection that realizes of the terminal series connection access battery of taking the inductive head, the inductive head detects the inside temperature of power supply unit, when temperature variation exceeded the safe set value, temperature-sensing ware will automatic disconnection, and control module produces and closes and make power supply unit obtain the protection, C line no current this moment, be in the outage state, thereby inside for breaking circuit makes power supply unit obtain the protection, wait that power supply unit temperature return is just automatic closed power supply after the safe value.
Above is the utility model discloses an embodiment, nevertheless the utility model discloses not confine to this an embodiment, power supply unit's group battery or power supply ware can all carry out power adjustment as required, and what of the components and parts on the control electrical apparatus mainboard is decided according to temperature protection switching power, and is not unchangeable, will switch on high-power and just will add more parallelly connected electronic switch tubes or relays, and decide according to the conduction current size.
The above embodiments are specific descriptions of the present invention, and are only further descriptions of the present invention, which should not be construed as limitations of the protection scope of the present invention, and some non-essential modifications and adjustments made by those skilled in the art according to the above embodiments are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a temperature control power-off switch protection device, includes connection module, connection module includes power supply unit, the air switch and the consumer that concatenate with power supply unit, its characterized in that: the power supply equipment is characterized in that a control module is connected in series with two ends of a certain positive and negative stage and comprises a control circuit mainboard, a certain positive terminal in the power supply equipment is connected with a temperature sensor and is connected into the interior of a battery in series through a terminal with an induction head to realize fixed connection and conduction, and the temperature sensor is connected with a control part for controlling the electrical appliance mainboard.
2. A temperature controlled power down switch protection device as claimed in claim 1, wherein: the control electric appliance mainboard is provided with a conducting wire, a conductive terminal of a temperature sensor, a resistor, a capacitor, a plurality of groups of voltage-stabilizing tubes and a plurality of groups of electronic switch tubes or relays.
3. A temperature controlled power down switch protection device as claimed in claim 1, wherein: the power supply equipment is a battery pack or a power supplier.
4. A temperature controlled power down switch protection device as claimed in claim 3, wherein: the battery pack is formed by connecting a plurality of batteries in series, one end of a terminal of the temperature sensor is connected to one or more positive terminals which are connected in series in the battery pack and can sense the temperature of the batteries, and the other end of the temperature sensor is connected to a control part of the control circuit main board to achieve power-on control.
5. A temperature controlled power down switch protection device as claimed in claim 2, wherein: and the conductive terminals of the temperature sensor are connected with the resistor and the capacitor on the control circuit mainboard in series through wires, and the electronic switch tube or the relay is controlled to be turned on or turned off after rectification and voltage stabilization.
6. A temperature controlled power down switch protection device as claimed in claim 1, wherein: the temperature sensor is characterized in that the sensing head of the temperature sensor can sense the internal temperature of the power supply equipment often, the temperature is automatically detected, the temperature sensor connected with the positive terminal is triggered to be disconnected when the temperature change exceeds the safe set battery temperature value, the control module is triggered to be closed to protect the power supply battery, and the power supply equipment is automatically closed to supply power to the power supply equipment after the temperature of the power supply equipment returns to the safe value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120026724.9U CN213817213U (en) | 2021-01-07 | 2021-01-07 | Temperature control power-off switch protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120026724.9U CN213817213U (en) | 2021-01-07 | 2021-01-07 | Temperature control power-off switch protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213817213U true CN213817213U (en) | 2021-07-27 |
Family
ID=76949156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120026724.9U Active CN213817213U (en) | 2021-01-07 | 2021-01-07 | Temperature control power-off switch protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213817213U (en) |
-
2021
- 2021-01-07 CN CN202120026724.9U patent/CN213817213U/en active Active
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