CN215340863U - Temperature early warning control system of portable power source lease equipment - Google Patents

Temperature early warning control system of portable power source lease equipment Download PDF

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CN215340863U
CN215340863U CN202120356672.1U CN202120356672U CN215340863U CN 215340863 U CN215340863 U CN 215340863U CN 202120356672 U CN202120356672 U CN 202120356672U CN 215340863 U CN215340863 U CN 215340863U
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temperature
module
unit
power supply
control
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吕庆军
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Hangzhou Xiaodian Technology Co Ltd
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Hangzhou Xiaodian Technology Co Ltd
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Abstract

The application relates to a temperature early warning control system of mobile power supply leasing equipment, which comprises an early warning module, a power supply module, a communication module, a temperature protection module, a constant temperature module and a charging bin module, wherein the communication module is electrically connected with the power supply module; the constant temperature module is used for maintaining the temperature of the constant temperature cavity within a second preset temperature range; the early warning module is used for detecting whether the first temperature acquired through the communication module exceeds a third preset temperature interval or not, correspondingly controlling the power-on and power-off of the charging bin module and the constant temperature module and the power module, and controlling the power module to be disconnected to supply power to the temperature protection module and the constant temperature module when the portable power source leasing equipment works abnormally.

Description

Temperature early warning control system of portable power source lease equipment
Technical Field
The application relates to the technical field of portable power source leasing equipment, in particular to a temperature early warning control system of portable power source leasing equipment.
Background
When the shared mobile power supply leasing equipment is used for charging the mobile power supply, the shared mobile power supply leasing equipment has high sensitivity to temperature, and can normally operate in order to ensure that the shared mobile power supply leasing equipment is applied to outdoor high-temperature and low-temperature environments, so that the mobile power supply is ensured to provide charging requirements for tenants, and therefore the shared mobile power supply leasing equipment which is required to be located in outdoor scenes provides a stable temperature environment for the mobile power supply.
In the related art, the portable power source leasing equipment located in outdoor high-temperature and low-temperature environments cannot provide a constant-temperature stable temperature environment and set temperature early warning protection, and when the constant temperature control and the temperature protection control fail and the equipment works abnormally, the leasing equipment is operated and the portable power source is charged, so that the leasing equipment and the portable power source are damaged, and a safety risk exists.
At present, no effective solution is provided for the problem that the temperature early warning protection cannot be provided by the mobile power supply leasing equipment in the related art, and the leasing equipment and the mobile power supply are damaged.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a temperature early warning control system of portable power source leasing equipment, and aims to at least solve the problem that the portable power source leasing equipment cannot provide temperature early warning protection in the related art, so that the leasing equipment and a portable power source are damaged.
In a first aspect, an embodiment of the application provides a temperature early warning control system for a mobile power supply leasing device, which includes an early warning module, a power supply module, a communication module electrically connected to the power supply module, a temperature protection module, a constant temperature module, and a charging bin module, wherein the early warning module is electrically connected to the communication module, and the communication module is electrically connected to the temperature protection module and the constant temperature module, respectively, wherein the temperature protection module is configured to detect whether a first temperature in a constant temperature cavity of the mobile power supply leasing device exceeds a first preset temperature range, and correspondingly control on/off of the power supply module and the charging bin module; the constant temperature module is used for maintaining the temperature in the constant temperature cavity within a second preset temperature interval; the early warning module is used for detecting whether the first temperature acquired through the communication module exceeds a third preset temperature interval or not, correspondingly controlling the charging bin module and the constant temperature module and the power supply module to be powered on and powered off, and controlling the power supply module to be powered off when the communication module monitors that the temperature protection module and/or the constant temperature module works abnormally, wherein the first preset temperature interval is located in the third preset temperature interval.
Compared with the related art, the temperature early warning control system of the mobile power supply leasing equipment comprises an early warning module, a power supply module, a communication module electrically connected with the power supply module, a temperature protection module, a constant temperature module and a charging bin module, wherein the early warning module is electrically connected with the communication module, the communication module is respectively electrically connected with the temperature protection module and the constant temperature module, and the temperature protection module is used for detecting whether a first temperature in a constant temperature cavity of the mobile power supply leasing equipment exceeds a first preset temperature interval and correspondingly controlling the on-off of the power supply module and the charging bin module; the constant temperature module is used for maintaining the temperature in the constant temperature cavity within a second preset temperature interval; the early warning module is used for detecting whether the first temperature acquired through the communication module exceeds a third preset temperature interval or not, correspondingly controlling the power on and power off of the charging bin module and the constant temperature module and the power module, and controlling the power module to be disconnected to supply power to the temperature protection module and the constant temperature module when the temperature protection module and/or the constant temperature module is monitored to work abnormally through the communication module.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of a temperature early warning control system according to an embodiment of the present application;
FIG. 2 is a first schematic structural diagram of a temperature early warning control system of the mobile power supply rental equipment according to the preferred embodiment of the present application;
FIG. 3 is a temperature curve of a temperature pre-warning by a pre-warning module according to an embodiment of the application;
fig. 4 is a schematic structural diagram of a temperature early warning control system of the mobile power supply rental equipment according to the preferred embodiment of the present application;
FIG. 5 is a temperature profile of a temperature protection module according to an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a temperature early warning control system of the portable power source rental equipment according to the preferred embodiment of the present application;
FIG. 7 is a schematic diagram of temperature control logic for a thermostat module according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a circuit topology according to a preferred embodiment of the present application;
fig. 9 is a fourth schematic structural diagram of a temperature early warning control system of the mobile power supply rental equipment according to the embodiment of the application;
fig. 10 is a schematic circuit topology of a charging unit according to an embodiment of the application;
FIG. 11 is a schematic diagram of control logic for a communication module according to an embodiment of the present application;
fig. 12 is a schematic diagram of control logic of a rental module according to an embodiment of the application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments provided in the present application without any inventive step are within the scope of protection of the present application. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of ordinary skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms referred to herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which this application belongs. Reference to "a," "an," "the," and similar words throughout this application are not to be construed as limiting in number, and may refer to the singular or the plural. The present application is directed to the use of the terms "including," "comprising," "having," and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Reference to "connected," "coupled," and the like in this application is not intended to be limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Reference herein to "a plurality" means greater than or equal to two. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. Reference herein to the terms "first," "second," "third," and the like, are merely to distinguish similar objects and do not denote a particular ordering for the objects.
The embodiment provides a temperature early warning control system, and the temperature early warning control system of this embodiment is applied to constant temperature control and temperature protection of portable power source lease equipment, shared treasured cabinet that charges, shared treasured box son that charges. Fig. 1 is a schematic structural diagram of a temperature early warning control system according to an embodiment of the present application. As shown in fig. 1, the temperature early warning control system includes an early warning module 500, a power supply module 100, a communication module 200 electrically connected to the power supply module 100, a temperature protection module 300, a constant temperature module 400 and a charging bin module 700, the early warning module 500 is electrically connected to the communication module 200, the communication module 200 is electrically connected to the temperature protection module 300 and the constant temperature module 400, wherein the power supply module 100 is configured to supply power to the communication module 200, the constant temperature module 400, the temperature protection module 300 and the charging bin module 600, that is, to manage the power supply of the mobile power rental device, and the power supply module 100 supplies power to the charging bin module 600 and is controlled by the temperature protection module 300.
It should be noted that, in this embodiment, the warning module 500 may be a remote terminal or a portable terminal connected to the communication module 200 via a network, and therefore, the power supply of the warning module 500 may be supplied by another power supply independent from the power supply module 100; in some optional embodiments, the early warning module 500 may also be optionally integrated on a control board corresponding to the mobile power supply rental equipment, and the power module 100 may be correspondingly used for supplying power.
The temperature protection module 300 is configured to collect a first temperature in the constant temperature chamber through a first temperature detector 700 arranged in the constant temperature chamber of the portable power source rental equipment, detect whether the first temperature exceeds a first preset temperature interval, control the on/off of the power module 100 and the charging bin module 600 according to a detection result, and accordingly control the power module 100 to supply power to the charging bin module 600 according to the detection result. In this embodiment, the temperature protection module 300 is responsible for temperature protection control of the portable power source rental device, is electrically connected to the communication module 200 through RS485 or RS232, and interacts with the communication module 200, where the interaction is to upload the first temperature collected by the first temperature detector 700 to the communication module 200, and/or transmit the received first preset temperature interval set by the early warning module 500 to the temperature protection module 300, so that the temperature protection module 300 can perform temperature protection control based on the first preset temperature interval, and specifically, when the first temperature is higher than an upper limit of the first preset temperature interval or lower than a lower limit of the first preset temperature interval, the power supply module 100 is controlled not to supply power to the communication module 200; in this embodiment, at least one first temperature detector 700 is provided, and the first temperature detector 700 is provided at different positions of the thermostatic chamber, and the temperature value measured by the plurality of first temperature detectors 700 is compared with the temperature protection interval within the preset range, so as to ensure that the charging bin module 600 is suspended when the temperature in the thermostatic chamber is abnormal, and the charging bin module 600 is controlled to be powered off and stopped working by the temperature protection module 300, so that the mobile power supply rental equipment and the mobile power supply are protected from being damaged when the temperature in the thermostatic chamber is abnormal. It should be understood that, according to different working scenarios, the first temperature detector 700 may be configured as one, two, three or four, etc., which are not described herein in detail.
The constant temperature module 400 is configured to collect a second temperature in the constant temperature chamber through a second temperature detector 800 disposed in the constant temperature chamber, and maintain the temperature in the constant temperature chamber within a second preset temperature range according to the second temperature collected by the second temperature detector 800. In this embodiment, the constant temperature module 400 is responsible for constant temperature control of the portable power source rental device, and is electrically connected to the communication module 200 through RS485 or RS232, and interacts with the communication module 200, where the interaction is to upload the second temperature collected by the second temperature detector 800 to the communication module 200, and/or transmit the received second preset temperature interval set by the early warning module 500 to the constant temperature module 400, so that the constant temperature module 400 can perform constant temperature control based on the second preset temperature interval, specifically, when the second temperature is lower than the lower limit of the second preset temperature interval, the constant temperature module 400 controls the heating unit connected thereto to heat, so that the temperature in the constant temperature cavity rises to the second preset temperature interval, and when the first temperature is higher than the upper limit of the second preset temperature interval, the constant temperature module 400 controls the refrigeration unit connected thereto to refrigerate, reducing the temperature in the constant temperature cavity to a second preset temperature interval; in this embodiment, at least one second temperature detector 800 is provided, and the second temperature detectors 800 are provided at different positions of the thermostatic chamber, and the temperature values measured by the plurality of second temperature detectors 800 are compared with the thermostatic temperature range within the preset range, so as to verify whether the thermostatic environment of the portable power source rental equipment changes. It should be understood that, according to different working scenarios, the second temperature detector 800 may be configured as one, two, three or four, etc., which are not described herein in detail.
The communication module 200 is configured to transmit the received first temperature and the second temperature to the early warning module 500, and transmit a first preset temperature interval and a second preset temperature interval transmitted by the early warning module 500 to the constant temperature module 400 and the temperature protection module 300, respectively. In this embodiment, the communication module 200 is at least responsible for communicating with the early warning module 500, is connected with the constant temperature module 400 through RS485 or RS232, is electrically connected with the temperature protection module 300 through RS485 or RS232, and is wirelessly connected with the processing module of the early warning module 500.
The early warning module 500 is used for detecting whether the first temperature acquired through the communication module 200 (the first temperature is acquired and detected by the temperature protection module 300 and then transmitted to the early warning module 500 through the communication module 200) exceeds a third preset temperature interval, and correspondingly controlling the charging bin module 600, the constant temperature module 400 and the power module 100 to be powered on and powered off; the early warning module 500 is further configured to control the power module 100 to disconnect power supply to the temperature protection module 300 and the constant temperature module 400 when the communication module 200 monitors that the temperature protection module 300 and/or the constant temperature module 400 abnormally operate, wherein the first preset temperature interval is located in a third preset temperature interval.
In this embodiment, the warning module 500 sets a third preset temperature interval locally in the warning module 500; after the temperature protection module 300 detects that the first temperature exceeds the first preset temperature interval, the power supply module 100 is controlled to be disconnected to supply power to the charging bin module 600, at this moment, the constant temperature module 400 is in a power supply working state, and after the temperature protection module 300 detects that the first temperature exceeds the first preset temperature interval, the mobile power supply rental equipment continues to work, the first temperature does not return to the first preset temperature interval, but exceeds the third preset temperature interval, the working of the constant temperature module 400 is indicated to be abnormal, at this moment, the power supply module 100 is disconnected to supply power to the constant temperature module 400, and therefore temperature early warning protection is performed. Meanwhile, in the running process of the portable power source leasing equipment, under the condition that equipment abnormity occurs and the temperature protection module 300 and the constant temperature module 400 work abnormally, the early warning module 500 triggers the control equipment to power off, the equipment is powered off, so that at least the temperature protection module 300, the constant temperature module 400 and the charging bin module 600 are controlled to power off and stop working, the power supply of the communication module 200 is maintained, and the equipment abnormity early warning notification is convenient to carry out. In this embodiment, the early warning module 500 can remotely set the first preset temperature interval and the second preset temperature interval, and the set first preset temperature interval and the set second preset temperature interval are respectively solidified to the FLASH of the constant temperature module 400 and the temperature protection module 300, the mobile power source leasing device and the early warning module 500 are powered off and restarted, and the data set in the first preset temperature interval and the second preset temperature interval are not lost.
It should be noted that, in this embodiment, the constant temperature module 400 heats the constant temperature cavity by using a hot air method and cools the constant temperature cavity by using an air cooling method, so that the constant temperature cavity is uniformly heated or cooled; meanwhile, the air cooling mode is adopted for refrigeration, and the conditions of condensation and water condensation cannot occur in the constant temperature cavity.
In the temperature early warning control system provided in this embodiment, by providing the second temperature detector 800, when the temperature in the constant temperature cavity is too high, the constant temperature module 400 performs cooling control, and when the temperature in the constant temperature cavity is too low, the constant temperature module 400 performs heating control, so that the temperature of the constant temperature cavity can be maintained within a certain constant temperature range, the mobile power supply is always at a proper working temperature, and the phenomenon that the mobile power supply and the mobile power supply rental equipment are damaged or crashed due to the influence of the ambient temperature in an outdoor hot or cold environment is avoided, so that the mobile power supply rental equipment is more suitable for outdoor places; the temperature early warning control system of the embodiment further comprises a first temperature detector 700, and when the temperature in the constant temperature cavity is too high or too low, the temperature protection module 300 controls the power supply module 100 to cut off power supply for the charging bin module 600, so that the phenomenon that the mobile power supply rental equipment is damaged or crashed due to the influence of the ambient temperature in an outdoor hot or cold environment is avoided, and the mobile power supply rental equipment are protected; furthermore, the temperature early warning control system of this embodiment is still through setting up early warning module 500, when portable power source leased equipment work is unusual, carry out long-range outage control to it, simultaneously, when the temperature in the constant temperature intracavity surpassed predetermined temperature protection interval and was in predetermined third and predetermine the temperature interval, trigger the temperature early warning and instruct and stop portable power source to charge, temperature in the constant temperature intracavity surpassed predetermined third and predetermine the temperature interval, then trigger and stop portable power source to charge and thermostatic control to the protection portable power source leased equipment is damaged.
In some embodiments, referring to fig. 1, the power module 100 includes a first power supply unit 101 and a second power supply unit 102, the first power supply unit 101 is electrically connected to the charging bin module 600 through a first switch unit 103, the temperature protection module 300 is further electrically connected to the first switch unit 103, the second power supply unit 102 is electrically connected to the communication module 200, the temperature protection module 300 is electrically connected to the second power supply unit 102 through a second switch unit 104, the constant temperature module 400 is electrically connected to the second power supply unit 102 through a third switch unit 105, and the communication module 200 is electrically connected to the second switch unit 104 and the third switch unit 105 respectively; the second power supply unit 102 is configured to supply power to the communication module 200, the temperature protection module 300, and the constant temperature module 400, and meanwhile, the power supply of the temperature protection module 300 and the constant temperature module 400 is controlled by the communication module 200.
In this embodiment, the second power supply unit 102 may be a DC-DC module, a switching power supply module, or other power supply modules that convert ac to DC, and it should be understood that the second power supply unit 102 of the embodiment of the present application is suitable for the power supplies that provide voltages of 3.3V, 5V, and 12V for the constant temperature module 400 and the temperature protection module 300. It should be further noted that the second power supply unit 102 can also provide voltages such as 1.2V and 1.8V according to requirements.
In this embodiment, during normal operation, the communication module 200 controls the second switch unit 104 and the third switch unit 105 to enable the second power supply unit 102 to supply power to the temperature protection module 300 and the constant temperature module 400, and when the portable power source rental equipment works abnormally or meets a preset temperature early warning condition, the second power supply unit 102 is correspondingly controlled to be powered off or to maintain power supply.
The temperature protection module 300 is at least used for controlling the first switch unit 103 to disconnect the first power supply unit 101 from the charging bin module 600 when the first temperature is detected to exceed the first preset temperature range, and controlling the first switch unit 103 to connect the first power supply unit 101 with the charging bin module 600 when the first temperature is detected to be within the first preset temperature range. In this embodiment, the temperature protection module 300 may be configured to have both temperature protection and over-temperature protection functions, specifically, the first preset temperature interval is configured to include a first temperature interval and a second temperature interval, and when the temperature protection module 300 detects that the first temperature is in the first temperature interval for the first time, the temperature protection module 300 controls the first switch unit 103 to communicate the first power supply unit 101 with the charging bin module 600; after the first switching unit 103 communicates the first power supply unit 101 with the charging bin module 600, if the temperature protection module 300 detects that the first temperature exceeds the first temperature range, the temperature protection module 300 controls the first switching unit 103 to disconnect the first power supply unit 101 from the charging bin module 600; after the first switching unit 103 disconnects the first power supply unit 101 from the charging bin module 600, if the temperature protection module 300 detects that the second temperature is in the second temperature range, the temperature protection module 300 controls the first switching unit 103 to connect the first power supply unit 101 with the charging bin module 600.
The first power supply unit 101 is used to supply power to the charging bin module 600 when communicating with the charging bin module 600. In this embodiment, the first power supply unit 101 may be a DC-DC module, a switching power supply module, or other power supply modules that convert ac to DC, and it should be understood that the first power supply unit 101 of this embodiment of the present application is suitable as long as the power supply that provides the set voltage (5V, 12V) for at least the charging bin module 600 is satisfied.
The early warning module 500 is configured to generate a power supply signal when detecting that the first temperature is within a difference set between a third preset temperature range and the first preset temperature range, and generate an early warning signal when detecting that the first temperature exceeds the third preset temperature range, and the early warning module 500 is further configured to generate a power-off signal when monitoring that the temperature protection module 300 and/or the constant temperature module 400 work abnormally through the communication module 200. In this embodiment, the warning module 500 sets a third preset temperature interval locally in the warning module 500; when the temperature protection module 300 detects that the first temperature exceeds the first preset temperature range and enters a difference set of a third preset temperature range and the first preset temperature range, the temperature protection module 300 controls the first power supply unit 101 to disconnect power supply for the charging bin module 600, meanwhile, the early warning module 500 controls the third switching unit 105 through the communication module 200 to enable the second power supply unit 102 to maintain power supply for the constant temperature module 400, and when the temperature protection module 300 detects that the first temperature exceeds the third preset temperature range, the early warning module 500 triggers an early warning mechanism to generate an early warning signal, and triggers the third switching unit 105 through the communication module 200 to disconnect the second power supply unit 102 from the constant temperature module 400, so that the second power supply unit 102 stops supplying power for the constant temperature module 400; in this embodiment, the temperature range corresponding to the third preset temperature interval is greater than the temperature range corresponding to the first preset temperature interval. In this embodiment, the early warning module 500 further controls the power of the portable power source rental equipment to be turned off when an emergency abnormal condition of the portable power source rental equipment is found, so as to reduce the loss of the portable power source rental equipment. Specifically, the early warning module 500 generates a power-off signal when monitoring that the temperature protection module 300 and/or the constant temperature module 400 work abnormally through the communication module 200, and after receiving the power-off signal, the communication module 200 correspondingly disconnects the second power supply unit 102 through the second switch unit 104 and the third switch unit 105 to supply power to the temperature protection module 300 and the constant temperature module 400.
The communication module 200 is configured to control the third switching unit 105 to connect the second power supply unit 102 with the constant temperature module 400 when receiving a power supply signal, so that the second power supply unit 102 supplies power to the constant temperature module 400, and control the third switching unit 105 to disconnect the second power supply unit 102 from the constant temperature module 400 when receiving an early warning signal, so that the second power supply unit 102 stops supplying power to the constant temperature module 400; the communication module 200 is further configured to correspondingly control the second power supply unit 102 to disconnect the power supply to the constant temperature module 400 and the temperature protection module 300 when receiving the power-off signal. In this embodiment, when the communication module 200 receives the power-off signal, a preset early warning operating state occurs to the corresponding portable power source rental device, for example: and the aging of the circuit or the component is failed, and the software cannot control. When the communication module 200 receives the power-off signal, the control logic is configured to power off most of the functional modules (the temperature protection module 300, the constant temperature module 400, and the charging bin module 600) of the portable power source rental device, but maintain the second power supply unit 102 to supply power to the communication module 200, so that the communication module 200 performs an abnormal early warning notification, thereby notifying maintenance personnel to perform field maintenance.
In some embodiments, the power module 100 further includes a fifth switch unit 106, one end of the fifth switch unit 106 is connected to the main power line of the portable power source rental equipment, and the other end is electrically connected to the second power supply unit 102, wherein the fifth switch unit 106 is configured to disconnect the electrical connection between the second power supply unit 102 and the main power line when the second power supply unit 102 supplies power abnormally, and in this embodiment, the fifth switch unit 106 includes but is not limited to an air switch.
Fig. 2 is a schematic structural diagram of a first temperature warning control system of a mobile power supply rental device according to a preferred embodiment of the present application, as shown in fig. 2, in some embodiments, a warning module 500 includes a first state monitoring unit 501, a first temperature warning unit 502, and a first control unit 503, the first control unit 503 is electrically connected to a communication module 200, the first state monitoring unit 501, and the first temperature warning unit 502, respectively, wherein the communication module 200 is configured to transmit a working state signal and a first temperature corresponding to a temperature protection module 300 and a constant temperature module 400 to the first control unit 503.
In this embodiment, the communication module 200 is further configured to receive a power supply or power failure control signal transmitted by the early warning module 500 and used for controlling the temperature protection module 300 and the constant temperature module 400, so that the early warning module 500 completes remote power failure and abnormal temperature early warning.
The first control unit 503 is configured to transmit the first temperature and operating state signal to the first temperature early warning unit 502 and the first state monitoring unit 501, respectively, and transmit the received power-off signal and early warning signal to the communication module 200.
The first state monitoring unit 501 is configured to complete detection of the operating states of the temperature protection module 300 and the constant temperature module 400 according to the operating state signal, generate a power-off signal correspondingly, and transmit the power-off signal to the first control unit 300. In this embodiment, the detection of the operating states of the temperature protection module 300 and the constant temperature module 400 by the first state monitoring unit 501 is indirect detection performed, and is not direct detection performed by being directly connected to the temperature protection module 300 and the constant temperature module 400; in this embodiment, the working states of the temperature protection module 300 and the constant temperature module 400 are obtained through the communication module 200, so that the detection and the judgment are performed based on the obtained working states, and the corresponding power-off signal is generated. It should be noted that, when the communication module 200 receives the power-off signal, it indicates that at least one of the temperature protection module 300 and the constant temperature module 400 is abnormal in operation.
The first temperature early warning unit 502 is configured to monitor whether the first temperature is in a difference set between a third preset temperature range and the first preset temperature range, and correspondingly generate a power supply signal, and monitor whether the first temperature exceeds the third preset temperature range, and correspondingly generate an early warning signal. In this embodiment, the third preset temperature interval is set locally by the first temperature early warning unit 502, and the first preset temperature interval is set by the early warning module 500 and transmitted to the temperature protection module 300, and the temperature protection module 300 further executes to collect the first temperature after detecting that the collected first temperature exceeds the first preset temperature interval, and transmits the first temperature to the first temperature early warning unit 502 through the communication module 200, so as to execute the temperature early warning judgment.
Fig. 3 is a temperature curve of the early warning module for performing temperature early warning according to the embodiment of the present application, and as shown in fig. 3, a third preset temperature interval is set to be 10 degrees widened on the basis of the first preset temperature interval, for example: setting a first preset temperature interval as [ X ℃, Y ℃ C ], setting a third preset temperature interval as [ X-10 ℃ C., Y +10 ℃ C ], setting the early warning temperature interval judged by the early warning module 500 as (∞, X-10 ℃ C. ] [ Y +10 ℃ C., + ∞ ]), and finishing the early warning temperature based on the first temperature detected by the temperature protection module 300, and if the temperature protection module 300 detects that the first temperature is in the interval (∞, X-10 ℃ C. ] or the interval [ Y +10 ℃ C., + ∞), determining that the air compressor of the mobile power supply rental device is abnormal or the PTC heater is abnormal or the first temperature detector is abnormal, at the moment, triggering fault early warning by the early warning module 500 and executing disconnection of power supplies of the charging bin module 600 and the constant temperature module, so as to protect the safety of the device.
It should be noted that, in the process of implementing the abnormal temperature early warning in the early warning module 500, the following steps are further implemented: step 1, collecting temperature information corresponding to a first temperature. In this embodiment, when the first temperature detector 700 employs a thermistor type temperature sensor (ADC sampling), and after the portable power source rental device is powered on and started, the temperature value in the constant temperature cavity is read by the first temperature detector 700, and the reading method is that a software program first reads an ADC value of a pin of the first temperature detector 700 connected to a microcontroller (e.g., MCU) corresponding to the temperature protection module 300, converts a current resistance value of the first temperature detector 700 according to a conversion rule by combining with a hardware circuit, obtains the resistance value, and then queries a temperature value corresponding to the current resistance value according to a data manual table; when the first temperature detector 700 employs a digital temperature sensor (e.g., DS18B20), the first temperature detector 700 can directly read the temperature value.
And 2, uploading the first temperature. In this embodiment, the first temperature required to be acquired by the warning module 500 is collected by the temperature protection module 300 and then transmitted to the warning module 500 through the communication module 200.
And 3, judging the temperature. In this embodiment, the temperature protection module 300 supports connection of multiple first temperature detectors 700, and the control program performs different logic processes according to different numbers of the connected first temperature detectors 700. The temperature protection interval (first preset temperature interval) corresponding to the temperature protection module 300 is [5 ℃,35 ℃ ], the default early warning temperature interval is (— ∞, -5 ℃ ] < u [45 ℃, +∞.), and when the temperature protection module 300 detects that the first temperature is in the interval (— ∞, -5 ℃ ] < u [45 ℃, +∞.), the temperature abnormality is considered to reach the early warning condition, and the temperature abnormality early warning event is executed. In this embodiment, when the temperature protection module 300 is connected to only one first temperature detector 700, the mobile power supply rental device is powered on, the temperature protection module 300 first reads the temperature value in the thermostatic chamber, and continuously reads the temperature value for at most 50 times at 20 msec intervals, and when the temperature read by the first temperature detector 700 is continuously within the range of (∞ -minus 5 ℃ ], + ∞) for 5 times, the first switch unit 103 is controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600, otherwise, the power supply is maintained, and then the temperature value is continuously read at 3 sec intervals, and the following logic determination is made: when the first temperature detector 700 detects that the current temperature in the thermostatic chamber is in a range (-infinity, -5 ℃), the detection is continuously performed for 5 times in 3 seconds, repeated detection is performed for 15 seconds in total, when the temperature detected each time in 15 seconds is less than or equal to-5 ℃, the early warning module triggers early warning of too low temperature, the early warning information is that the temperature is too low, the heating unit of the thermostatic module 400 is damaged, the first switch unit 103 is correspondingly controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600, and the third switch unit is controlled to disconnect the second power supply unit 102 to supply power to the thermostatic module 400, when the first temperature detector 700 detects that the current temperature in the thermostatic chamber is in a range [45 ℃, + ∞ ], the detection is continuously performed for 5 times in 3 seconds, repeated detection is performed for 15 seconds in total, and when the temperature detected each time in 15 seconds is greater than or equal to 45 ℃, the early warning module triggers early warning of overhigh temperature, the early warning information is that the temperature is overhigh, the refrigeration unit of the constant temperature module 400 is damaged, and the first switch unit 103 is correspondingly controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600 and the third switch unit to disconnect the second power supply unit 102 to supply power to the constant temperature module 400; when the first temperature detector 700 detects that the current temperature in the constant temperature cavity is within the interval [5 ℃,35 ℃), executing temperature protection logic, namely controlling the first power supply unit 101 to supply power to the charging bin module 600 and controlling the second power supply unit 102 to supply power to the constant temperature module 400; when the first temperature detector 700 detects that the current temperature in the constant temperature cavity is an illegal value (for example, 255) or continuously jumps and the jump amplitude is large for more than ten minutes, the first temperature detector 700 is considered to be abnormal, an abnormal early warning of the first temperature detector 700 is reported, the first switching unit 103 is controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600, the third switching unit is controlled to disconnect the second power supply unit 102 to supply power to the constant temperature module 400, and early warning information is pushed to a maintenance worker to perform field maintenance on the equipment. When the temperature protection module 300 is connected with the two-way or multi-way first temperature detector 700, the mobile power supply rental equipment is powered on, the temperature protection module 300 firstly reads the temperature value in the constant temperature cavity, and continuously reads the temperature value for 50 times at 20 millisecond intervals, when the temperature read by the multi-way first temperature detector 700 is continuously read for 5 times within the range of (— infinity, -5 ℃ ], + ∞), the first switch unit 103 is controlled to disconnect the first power supply unit 101 to supply power for the charging bin module 600, otherwise, the power supply is maintained, and then the temperature value is continuously read at 3 second intervals, and the following logic judgment is made: when the multi-path first temperature detector 700 detects that the current temperature in the thermostatic chamber is within a range (-infinity, -5 ℃), the multi-path first temperature detector 700 detects for 5 times continuously in 3 seconds, and detects for 15 seconds repeatedly, when the temperature detected by the multi-path first temperature detector 700 within 15 seconds is less than or equal to-5 ℃, the early warning module 500 triggers early warning of too low temperature, the early warning information is that the temperature is too low, the heating unit of the thermostatic module 400 is damaged, the first switch unit 103 is correspondingly controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600, and the third switch unit is correspondingly controlled to disconnect the second power supply unit 102 to supply power to the thermostatic module 400, when the multi-path first temperature detector 700 detects that the current temperature in the thermostatic chamber is within a range [45 ℃, + ∞ ], the multi-path first temperature detector detects for 5 times continuously in 3 seconds, and detects for 15 seconds repeatedly, when the temperature detected by the multi-channel first temperature detector 700 each time is greater than or equal to 45 ℃ within 15 seconds, the early warning module triggers the early warning of overhigh temperature, the early warning information is that the temperature is overhigh, the refrigeration unit of the constant temperature module 400 is damaged, and the first switch unit 103 is correspondingly controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600 and the third switch unit to disconnect the second power supply unit 102 to supply power to the constant temperature module 400; when the multi-path first temperature detector 700 detects that the current temperature in the constant temperature cavity is within the interval [5 ℃,35 ℃), executing temperature protection logic, namely controlling the first power supply unit 101 to supply power to the charging bin module 600 and controlling the second power supply unit 102 to supply power to the constant temperature module 400; when at least one of the multiple first temperature detectors 700 detects that the current temperature in the constant temperature cavity is an illegal value (for example, 255) or continuously jumps and the jump amplitude is large for more than ten minutes, the first temperature detector 700 is considered to be abnormal, an abnormal early warning of the first temperature detector 700 is reported, the first switching unit 103 is controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600, the third switching unit is controlled to disconnect the second power supply unit 102 to supply power to the constant temperature module 400, and early warning information is pushed to a maintenance worker to perform on-site maintenance on the equipment.
Fig. 4 is a schematic structural diagram of a second temperature early warning control system of a mobile power supply rental device according to a preferred embodiment of the present application, as shown in fig. 4, in some embodiments, the temperature protection module 300 includes a second control unit 301 and a second state monitoring unit 302, the second control unit 301 is respectively connected to the communication module 200, the second state monitoring unit 302, the first switch unit 103, and the second switch unit 104, the second state monitoring unit 302 is respectively electrically connected to the second control unit 301 and a first temperature detector 700 disposed in the constant temperature cavity, and the second power supply unit 102 is configured to supply power to the second control unit 301 and the second state monitoring unit 302 when the second switch unit 104 communicates the second power supply unit 102 with the second control unit 301 and the second state monitoring unit 302.
The second state monitoring unit 302 is configured to monitor whether the first temperature collected by the first temperature detector exceeds a first preset temperature range, generate a corresponding temperature control signal, and transmit the corresponding temperature control signal to the second control unit 301. In this embodiment, when the second state monitoring unit 302 detects that the first temperature exceeds the first preset temperature interval, a signal for controlling the first power supply unit 101 to be disconnected from the charging bin module 600 is generated, and when the second state monitoring unit 302 detects that the first temperature is within the first preset temperature interval, a signal for communicating the first power supply unit 101 with the charging bin module 600 is generated.
The second control unit 301 is configured to receive the temperature protection control signal, and control the first switch unit 103 to start or disconnect the first power supply unit 101 to supply power to the charging bin module 600 according to the temperature protection control signal.
In some optional embodiments, the second state monitoring unit 302 generates a first control signal when monitoring that the first temperature is first within the first preset temperature interval, in this embodiment, the first control signal corresponds to a control signal for controlling the first power supply unit 101 to communicate with the charging bin module 600; the second control unit 301 is configured to receive the first control signal, and control the first switch unit 103 according to the first control signal to connect the first power supply unit 101 with the charging bin module 600; after the first power supply unit 101 is connected to the charging bin module 600, the second state monitoring unit 302 is configured to generate a second control signal when the first temperature is monitored to exceed the first preset temperature range, where in this embodiment, the second control signal is an over-temperature protection signal and is used to control the first power supply unit 101 to be disconnected from the charging bin module 600; the second control unit 301 is configured to receive a second control signal, and control the first switching unit 103 to disconnect the first power supply unit 101 from the charging bin module 600 according to the second control signal; after the first power supply unit 101 is disconnected from the charging bin module 600, the second state monitoring unit 302 is configured to generate a third control signal when the first temperature is monitored to be within the first temperature range, where the third control signal is a control signal for controlling the first power supply unit 101 to be communicated with the charging bin module 600 in this embodiment; the second control unit 301 is configured to receive a third control signal, and control the first switch unit 103 to connect the first power supply unit 101 and the charging bin module 600 according to the third control signal, where the first temperature range is within a preset temperature range.
Fig. 5 is a temperature curve of the temperature protection performed by the temperature protection module according to the embodiment of the present application, as shown in fig. 5, the temperature interval of the first preset temperature interval is [ X ℃, Y ℃ ], the third temperature interval is [ X + Δ ℃, Y- Δ ℃ ], and the temperature protection module 300 performs the following temperature protection process:
when the second state monitoring unit 302 firstly judges that the first temperature is within a first preset temperature interval [ X ℃, Y ℃), generating a first control signal and transmitting the first control signal to the second control unit 301 of the temperature protection module 300, and after receiving the first control signal, the second control unit 301 controls the first switch unit 103 to connect the first power supply unit 101 with the charging bin module 600, so that the first power supply unit 101 supplies power to the charging bin module 600; after the first power supply unit 101 supplies power to the charging bin module 600, when the second state monitoring unit 302 detects that the first temperature exceeds a first preset temperature interval [ X ℃, Y ℃), generating a second control signal and transmitting the second control signal to the second control unit 301, and after the second control unit 301 receives the first control signal, controlling the first switch unit 103 to disconnect the first power supply unit 101 from supplying power to the charging bin module 600; after the first power supply unit 101 is disconnected to supply power to the charging bin module 600, when the second state monitoring unit 302 detects that the first temperature is in a third temperature interval [ X + Δ ℃, Y- Δ ℃ ], a third control signal is generated and transmitted to the second control unit 301, and after receiving the third control signal, the second control unit 301 controls the first switch unit 103 to connect the first power supply unit 101 with the charging bin module 600, so that the first power supply unit 101 correspondingly supplies power to the charging bin module 600.
In this embodiment, the temperature protection module 300 executes the temperature protection control based on the first preset temperature interval [ X ℃, Y ℃ ] and the intelligent interval value [ X ℃, X + Δ ℃ ] or [ Y- Δ ℃, Y ℃ ] set remotely or locally, and the temperature protection process of this embodiment is divided into two processes: the first process is that the mobile power supply leasing equipment executes the logic of temperature protection for the first time after starting power-on: assume that the first preset temperature interval is set as: after the mobile power supply leasing equipment is started, when the second state monitoring unit 302 detects that the temperature in the constant-temperature cavity is at the temperature of X ℃ and Y ℃, the first power supply unit 101 is executed to supply power (electrify) to the charging bin module 600 (functional module), otherwise, the power is not supplied; the second process is the protection logic after the execution of the protection logic of the first process is completed: assume that the first preset temperature interval is set as follows: [ X ℃, Y ℃ ], when the second state monitoring unit 302 detects that the current temperature in the constant-temperature cavity is in the (— ∞, X ℃) interval, the first power supply unit 101 is controlled to be disconnected to supply power to the charging bin module 600; when the second state monitoring unit 302 detects that the current temperature in the thermostatic chamber is within the (Y ℃, + ∞) interval, the first power supply unit 101 is controlled to be disconnected to supply power to the charging bin module 600; when the second state monitoring unit 302 detects that the current temperature in the constant temperature cavity is within the interval of [ X + Δ ℃, Y- Δ ℃ ], the second control unit 301 controls the first switch unit 103 to connect the first power supply unit 101 with the charging bin module 600 and supply power to the charging bin module, and the portable power source rental equipment works normally; when the second state monitoring unit 302 detects that the current temperature in the thermostatic chamber is [ X ℃, X + Δ ℃ ] or [ Y- Δ ℃, Y ℃ ], the second control unit 301 maintains the current state of the portable power source rental apparatus, for example: if the current state is power-off, the power-off is maintained, if the current state is power-on, the power-on is maintained, and meanwhile, neither power-off nor power-on is executed; in this embodiment, the second status monitoring unit 302 fixedly queries and reads the temperature value in the constant temperature cavity at a frequency of once every 3 seconds, and the temperature value in the constant temperature cavity is collected by the first temperature detector 700.
It should be noted that, in the process of implementing the temperature protection control by the temperature protection module 300, the following steps are also implemented: step 1: and acquiring temperature information corresponding to the first temperature. In this embodiment, when the first temperature detector 700 employs a thermistor type temperature sensor (ADC sampling), and after the portable power source rental device is powered on and started, the temperature protection program starts to read the temperature value in the constant temperature cavity through the first temperature detector 700, the reading method includes that the software program first reads the ADC value of the pin correspondingly connected to the first temperature detector 700 of the microcontroller (e.g., MCU) of the second state monitoring unit 302, converts the current resistance value of the first temperature detector 700 according to the conversion rule by combining with the hardware circuit, and after obtaining the resistance value, queries the temperature value corresponding to the current resistance value according to the data manual table; when the first temperature detector 700 employs a digital temperature sensor (e.g., DS18B20), the first temperature detector 700 can directly read the temperature value.
And 2, judging the temperature. In this embodiment, the temperature protection module 300 supports connection of multiple first temperature detectors 700, and the control program performs different logic processes according to different numbers of the connected first temperature detectors 700, where the default protection temperature threshold range of temperature protection is [5 ℃,35 ℃), and the default intelligent interval is [5 ℃,10 ℃ ] or [30 ℃,35 ℃).
It should be noted that, in the embodiment of the present application, the protection temperature threshold range and the intelligent interval include, but are not limited to, the above default set values, such as: the protection temperature range threshold may also be: [0 ℃,25 ℃ C. ], [10 ℃,40 ℃ C. ], [10 ℃,30 ℃ C. ], and the corresponding intelligent interval may be [0 ℃,4 ℃ C. ] or [31 ℃,35 ℃ C. ], [10 ℃,13 ℃ C. ] or [27 ℃,40 ℃ C. ], [10 ℃,15 ℃ C. ] or [25 ℃,30 ℃ C. ]. Of course, in describing the embodiments of the present application, the protection temperature threshold range and the smart section of the temperature protection will be described as default values.
In this embodiment, when the temperature protection module 300 is connected to only one path of the first temperature detector 700, the mobile power supply rental equipment is powered on, the temperature protection module 300 first reads the temperature value in the constant temperature cavity, and continuously reads the temperature value at 20 ms intervals for at most 50 times, and when the temperature read by the first temperature detector 700 is continuously within the range of [5 ℃,35 ℃ ] for 5 times, the first switch unit 103 is controlled to connect the first power supply unit 101 to the charging bin module 600 and supply power, otherwise, the power supply is not started, and then the temperature value is continuously read at 3 s intervals, and the following logical judgment is made: when the first temperature detector 700 detects that the current temperature in the constant temperature cavity is within the range (— ∞, 5 ℃), the detection is performed once every 3 seconds and continuously for 5 times, repeated detection is performed for 15 seconds in total, and when the temperature detected every time within 15 seconds is less than 5 degrees, the first switch unit 103 is controlled to disconnect the first power supply unit 101 to supply power to the charging bin module 600; when the first temperature detector 700 detects that the current temperature in the thermostatic chamber is within the interval (35 ℃, + ∞), the detection is performed once every 3 seconds and continuously for 5 times, and repeated detection is performed for 15 seconds in total, and when the temperature detected every time within 15 seconds is greater than 35 ℃, the first switch unit 103 is controlled to disconnect and disconnect the first power supply unit 101 from the charging bin module 600; when the first temperature detector 700 detects that the current temperature in the constant temperature cavity is within the interval [10 ℃,40 ℃), the detection is performed once every 3 seconds and continuously for 5 times, and repeated detection is performed for 15 seconds in total, and when the temperature detected every time within 15 seconds is within the interval [10 ℃,40 ℃), the first switch unit 103 is controlled to connect the first power supply unit 101 with the charging bin module 600 and supply power. When the temperature protection module 300 is connected with two or more first temperature detectors 700, the mobile power supply rental equipment is powered on, the temperature protection module 300 first reads the temperature value in the constant temperature cavity, and continuously reads the temperature value for 50 times at 20 millisecond intervals, when the temperature read by the multiple first temperature detectors 700 is continuously within the range of [5 ℃,35 ℃), the first switch unit 103 is controlled to connect the first power supply unit 101 with the charging bin module 600 for supplying power, otherwise, the power supply is not started, then the temperature value is continuously read at 3 second intervals, and the following logic judgment is made: when any one of the multiple first temperature detectors 700 detects that the current temperature in the thermostatic chamber is within a range (-infinity, 5 ℃), the detection is performed once every 3 seconds and continuously for 5 times, repeated detection is performed for 15 seconds in total, and when the temperature value detected by the first temperature detector 700 in one way is less than 5 degrees at every temperature detected by the multiple first temperature detectors 700 within 15 seconds, the first switch unit 103 is controlled to disconnect and power off the first power supply unit 101 and the charging bin module 600; when any one of the multiple first temperature detectors 700 detects that the current temperature in the thermostatic chamber is within a range (35 ℃, + ∞), the current temperature is detected once every 3 seconds and continuously detected for 5 times, and repeated detection is performed for 15 seconds in total, and when the temperature detected by the multiple first temperature detectors 700 at each time within 15 seconds is greater than 35 degrees, the first switch unit 103 is controlled to disconnect and disconnect the first power supply unit 101 from the charging bin module 600; when the current temperature in the constant temperature cavity detected by the multiple first temperature detectors 700 is within the interval [10 ℃,40 ℃), the current temperature is detected once every 3 seconds and continuously detected for 5 times, and repeated detection is performed for 15 seconds in total, and when the temperature detected by the multiple first temperature detectors 700 within 15 seconds is within the interval [10 ℃,40 ℃), the first switch unit 103 is controlled to communicate and supply power to the first power supply unit 101 and the charging bin module 600.
Fig. 6 is a third schematic structural diagram of a temperature early warning control system of a mobile power rental device according to a preferred embodiment of the present application, as shown in fig. 6, in some embodiments, a constant temperature module 400 includes a third control unit 401, a third state monitoring unit 402, a cooling unit 403, and a heating unit 404, the third control unit 401 is electrically connected to the third switching unit 105, the communication module 200, and the third state monitoring unit 402 respectively, the cooling unit 403 and the heating unit 404 are both electrically connected to the third control unit 401 through a fourth switching unit 405, the third state monitoring unit 402 is electrically connected to the third control unit 401 and a second temperature detector 800 disposed in a constant temperature cavity, respectively, wherein the second power supply unit 102 is further configured to be the third control unit 401, the third state monitoring unit 402, and the fourth switching unit 405 when the third switching unit 105 connects the second power supply unit 102 to the third control unit 401, the third state monitoring unit 402, and the fourth switching unit 405, The third state monitoring unit 402 and the fourth switching unit 405 are powered.
In this embodiment, the second power supply unit 102 supplies power to the third control unit 401, the third state monitoring unit 402 and the fourth switch unit 405, which is equivalent to the power supply module 100 supplying power to the constant temperature module 400; in this embodiment, the power supply of the cooling unit 403 and the heating unit 404 is mains power supply, but is controlled by the third control unit 401 via the fourth switching unit 405.
The third state monitoring unit 402 is configured to generate a constant temperature control signal according to a monitoring result of monitoring whether the received second temperature exceeds a second preset temperature interval, and transmit the constant temperature control signal and the second temperature to the third control unit 401. In this embodiment, when the second temperature is higher than the upper limit of the second preset temperature interval, the third status monitoring unit 402 generates a constant temperature control signal for controlling the refrigerating unit 403 to refrigerate the thermostatic chamber, and when the second temperature is lower than the lower limit of the second preset temperature interval, the third status monitoring unit 402 generates a constant temperature control signal for controlling the heating unit 404 to heat the thermostatic chamber; when the second temperature is within the second preset temperature range, the third status monitoring unit 402 generates a thermostat control signal for controlling neither the heating unit 404 nor the cooling unit 403 to work.
The third control unit 401 is configured to receive the thermostatic control signal and the second temperature, transmit the thermostatic control signal to the corresponding fourth switch unit 405, and transmit the second temperature to the communication module 200. In this embodiment, the third control unit 401 correspondingly controls the start/stop operation of one of the refrigeration unit 403 and the heating unit 404, transmits a thermostatic control signal for maintaining the temperature in the thermostatic chamber within a preset temperature range to the fourth switch unit 405, and the fourth switch unit 405 correspondingly enables the refrigeration unit 403 to perform refrigeration or the heating unit 404 to perform heating operation.
The fourth switch unit 405 is configured to control on/off of the refrigeration unit 403 or the heating unit 404 and the corresponding external power supply according to the received constant temperature control signal, so as to maintain the temperature in the constant temperature cavity within a second preset temperature interval. In this embodiment, the refrigeration unit 403 and the heating unit 404 are electrically connected to the third control unit 401 through a fourth switching unit 405, the third state monitoring unit 402 generates different thermostatic control signals by monitoring whether the second temperature is in the first preset temperature interval, the generated different thermostatic control signals are transmitted to the different fourth switching units 405 through the third control unit 401, when the corresponding fourth switching unit 405 receives the corresponding thermostatic control signal, at this time, the corresponding fourth switching unit 405 communicates the external power supply with the corresponding refrigeration unit 403 or heating unit 404 according to the received thermostatic control signal, for example: when the second temperature is higher than the upper limit of the second preset temperature interval, the third state monitoring unit 402 transmits the generated thermostatic control signal to the fourth switching unit 405 connected to the refrigerating unit 403 through the third control unit 401, and the fourth switching unit 405 connects the external power supply to the refrigerating unit 403, so that the refrigerating unit 403 is powered on and starts to refrigerate the thermostatic chamber.
In this embodiment, when the second temperature is higher than the upper limit of the second preset temperature interval, the third control unit 401 receives a constant temperature control signal for controlling the cooling unit 403 to cool the constant temperature cavity, and when the second temperature is lower than the lower limit of the second preset temperature interval, the third control unit 401 receives a constant temperature control signal for controlling the heating unit 404 to heat the constant temperature cavity; when the second temperature is within the second preset temperature interval, the third control unit 401 does not control the cooling unit 403 and the heating unit 404.
The communication module 200 is configured to receive the second temperature monitored by the third state monitoring unit 402 and transmitted through the third control unit 401, and transmit the second temperature to the early warning module 500; the communication module 200 is further configured to transmit a second preset temperature interval to the third state monitoring unit 402 through the third control unit 401 after receiving the second preset temperature interval set and transmitted by the early warning module 500.
In this embodiment, the refrigeration unit 403 includes a compressor, a condenser, a capillary tube and an evaporator, the condenser and the evaporator are respectively provided with corresponding fans, the evaporator is disposed in an air duct communicated with the thermostatic chamber, during refrigeration, the compressor is first started to work, a normal temperature gaseous refrigerant is changed into a high temperature gaseous refrigerant by the compressor, the refrigerant is changed into a high pressure liquefied refrigerant by heat dissipation of the condenser, the refrigerant is then changed into a normal temperature liquid refrigerant by throttling and pressure reduction of the capillary tube, finally, the normal temperature liquid refrigerant is changed into a normal temperature gaseous refrigerant by heat absorption of the evaporator and enters the compressor again, so as to be circulated repeatedly, after heat absorption of the evaporator, cold air is formed around the evaporator, and the cold air is uniformly blown to each place inside the thermostatic chamber by the corresponding fans; the third control unit 401 controls the operation of the cooling unit 403, mainly whether to operate or not.
In this embodiment, the heating unit 404 includes, but is not limited to, a PTC heater, and the heating unit 404 is fixed on the wall of the corresponding air duct by screws or other screws; the third control unit 401 controls the heating unit 404 to heat the thermostatic chamber by controlling the operation of the PTC heater.
Fig. 7 is a schematic diagram of a temperature control logic of a thermostat module according to an embodiment of the present application, and a temperature control process implemented by the thermostat module according to the embodiment of the present application is described below based on fig. 7: the constant temperature module 400 supports the local setting and the pre-warning module 500 to set a second preset temperature interval and an intelligent interval value corresponding to the temperature control, in this embodiment, the pre-warning module 500 preferably sets the second preset temperature interval, the schematic diagram of the temperature control logic is shown in fig. 7, and the second preset temperature interval is assumed to be: [ A ℃, B ℃ ], then when the third state monitoring unit 402 monitors that the current temperature in the thermostatic chamber is in the (∞, A ℃) interval, the third control unit 401 starts to control the heating unit 404 to heat the thermostatic chamber until the temperature in the thermostatic chamber is raised to A + delta ℃, and then stops heating; when the third state monitoring unit 402 monitors that the current temperature in the thermostatic chamber is in the (B ℃, + ∞) interval, the third control unit 401 starts to control the refrigeration unit 403 to refrigerate and cool the thermostatic chamber until the temperature in the thermostatic chamber is cooled to B- Δ ℃, and stops cooling; when the third state monitoring unit 402 monitors that the current temperature in the constant temperature cavity is within the interval of [ a ℃, B ℃), the third control unit 401 maintains the current state in the constant temperature cavity, that is, neither heating nor cooling is performed; in this embodiment, the third status monitoring unit 402 fixedly queries and reads the temperature value in the constant temperature cavity at a frequency of once every 3 seconds, and the temperature value in the constant temperature cavity is collected by the second temperature detector 800.
In the process of constant temperature control, the following steps are also implemented:
step 1: and acquiring temperature information corresponding to the first temperature.
In this embodiment, when the second temperature detector 800 adopts a thermistor type temperature sensor (ADC sampling), and after the portable power source rental device is powered on and started, the constant temperature control program starts to read the temperature value in the constant temperature cavity through the second temperature detector 800, the reading method is that the software program first reads the ADC value of the pin correspondingly connected to the second temperature detector 800 of the microcontroller (e.g., MCU) of the third state monitoring unit 402, converts the current resistance value of the second temperature detector 800 according to the conversion rule by combining with the hardware circuit, and after obtaining the resistance value, queries the temperature value corresponding to the current resistance value according to the data manual table; when the second temperature detector 800 employs a digital temperature sensor (such as DS18B20), the second temperature detector 800 can directly read the temperature value.
And 2, judging the temperature.
In this embodiment, the constant temperature module 400 supports connection of multiple second temperature detectors 800, the control program performs different logic processes according to different numbers of the connected second temperature detectors 800, and also supports the early warning module 500 to remotely set a first preset temperature interval and an intelligent interval value, the set temperature configuration information is solidified to FLASH, the constant temperature configuration information is not lost when the mobile power rental device or the cloud server is powered off and restarted, the temperature control system has a default temperature range of [10 ℃,40 ℃), and the intelligent interval has a default temperature range of [10 ℃, 14 ℃ or [26 ℃,40 ℃).
In this embodiment, when the constant temperature module 400 is connected to only one path of the second temperature detector 800, the portable power supply rental equipment is powered on, if the second temperature detector 800 detects that the current temperature in the constant temperature cavity is within the range (— infinity, 10 ℃), the third control unit 401 controls the heating unit 404 to heat until the temperature in the constant temperature cavity is heated to 14 ℃, and stops heating, when the second temperature detector 800 detects that the temperature in the constant temperature cavity rises to 14 ℃, the detection is performed once in 3 seconds and continuously performed for 5 times, which is repeated for 15 seconds, and when the temperature detected each time in 15 seconds is greater than or equal to 14 ℃, the third control unit 401 controls the heating unit 404 to stop heating; if the second temperature detector 800 detects that the current temperature in the thermostatic chamber is within the range (40 ℃, + ∞), the third control unit 401 controls the refrigeration unit 403 to refrigerate and cool until the temperature in the thermostatic chamber is reduced to 26 ℃, and then the refrigeration unit stops refrigerating, and when the second temperature detector 800 detects that the temperature in the thermostatic chamber is reduced to 26 ℃, the detection is performed once every 3 seconds and is performed continuously for 5 times, and the detection is repeated for 15 seconds, and when the temperature detected every time within 15 seconds is less than or equal to 26 ℃, the third control unit 401 controls the refrigeration unit 403 to stop refrigerating; if the second temperature detector 800 detects that the current temperature in the thermostatic chamber is within the interval [10 ℃,40 ℃), the third control unit 401 maintains the current state in the thermostatic chamber, that is, neither heating nor cooling is performed.
If the constant temperature module 400 is connected with two or more second temperature detectors 800, when the multiple second temperature detectors 800 detect that the current temperature in the constant temperature cavity is within the range (-infinity, 10 ℃), the third control unit 401 controls the heating unit 404 to heat until the temperature in the constant temperature cavity is heated to 14 ℃, and stops heating, when the multiple second temperature detectors 800 detect that the temperature in the constant temperature cavity rises to 14 ℃, the detection is performed once every 3 seconds and is continuously performed for 5 times, and the repeated detection is performed for 15 seconds in total, and when the temperature detected by the multiple second temperature detectors 800 every time within 15 seconds is greater than or equal to 14 ℃, the third control unit 401 controls the heating unit 404 to stop heating; when the multi-path second temperature detector 800 detects that the current temperature in the thermostatic chamber is within the range (40 ℃, + ∞), the third control unit 401 controls the refrigeration unit 403 to refrigerate and cool until the temperature in the thermostatic chamber is reduced to 26 ℃, and stops the refrigeration until the temperature in the thermostatic chamber is reduced to 26 ℃, and when the multi-path second temperature detector 800 detects that the temperature in the thermostatic chamber is reduced to 26 ℃, the detection is performed once every 3 seconds and is continuously performed for 5 times, and the repeated detection is performed for 15 seconds in total, and when the temperature detected every time by the multi-path second temperature detector 800 within 15 seconds is less than or equal to 26 ℃, the third control unit 401 controls the refrigeration unit 403 to stop refrigeration; when the multiple second temperature detectors 800 detect that the current temperatures in the thermostatic chamber are all within the interval [10 ℃,40 ℃), the third control unit 401 maintains the current state in the thermostatic chamber, that is, neither heating nor cooling is performed.
Fig. 8 is a schematic circuit topology according to the preferred embodiment of the present application, and in some embodiments, the first switch unit 103, the second switch unit 104, the third switch unit 105, and the fourth switch unit 405 each include a controlled switch S1, the controlled switch S1 includes a first input terminal, a first control terminal, and a first output terminal, as shown in fig. 8, wherein,
a first input end corresponding to the first switch unit 103 is electrically connected to the first power supply unit 101, a first output end corresponding to the first switch unit 103 is electrically connected to the charging bin module 600, a first control end corresponding to the first switch unit 103 is electrically connected to the temperature protection module 300, and the controlled switch S1 corresponding to the first switch unit 103 is configured to control on/off of the first power supply unit 101 and the charging bin module 600 according to the reception of a temperature protection control signal by the first control end.
A first input end corresponding to the second switch unit 104 is electrically connected to the second power supply unit 102, a first output end corresponding to the second switch unit 104 is electrically connected to the temperature protection module 300, a first control end corresponding to the second switch unit 104 is electrically connected to the communication module 200, and the controlled switch S1 corresponding to the second switch unit 104 is used for controlling the second power supply unit 102 to be disconnected from the temperature protection module 300 when the first control end receives a power-off signal.
A first input end corresponding to the third switching unit 105 is electrically connected to the second power supply unit 102, a first output end corresponding to the third switching unit 105 is electrically connected to the constant temperature module 400, a first control end corresponding to the third switching unit 105 is electrically connected to the communication module 200, and the controlled switch S1 corresponding to the third switching unit 105 is configured to control the second power supply unit 102 to be connected to the constant temperature module 400 when the first control end receives a power supply signal, and control the second power supply unit 102 to be disconnected from the constant temperature module 400 when the first control end receives an early warning signal or a power-off signal.
A first input end corresponding to the fourth switching unit 405 is electrically connected to an external power supply, a first output end corresponding to the fourth switching unit 405 is electrically connected to the refrigeration unit 403 or the heating unit 404, a first control end corresponding to the fourth switching unit 405 is electrically connected to the constant temperature module 400, and the fourth switching unit 405 corresponds to the controlled switch S1 for correspondingly controlling the on/off of the external power supply and the refrigeration unit 403 or the heating unit 404 according to the constant temperature control signal received by the first control end.
In some embodiments, referring to fig. 8, the controlled switch S1 includes a relay J1, the relay J1 includes a first port, a second port, a third port and a fourth port, the first port is electrically connected to the first power source V1, the second port is connected to the first control terminal, the third port is connected to the first input terminal, the fourth port is connected to the first output terminal, and the relay J1 is configured to control the connection and disconnection of the third port and the fourth port according to a corresponding signal received by the second port.
In this embodiment, the levels corresponding to the signal received by the second port include a high level and a low level, and specifically, the relay J1 is configured to control the third port to be connected to the fourth port when the second port receives the high level, and to control the third port to be disconnected from the fourth port when the second port receives the low level.
It should be noted that the first power source V1 is an external power supply, and in this embodiment, the first power source V1 is preferably a 12V dc power source; the first port and the second port of the relay J1 correspond to two ports of a control circuit of the relay respectively, the third port and the fourth port are two ports of a relay working circuit, the control circuit generates magnetic force when forming a conduction circuit, the contact of the relay is attracted to enable the third port and the fourth port to be conducted, when the second port receives a high level, the control circuit forms the conduction circuit, and the third port and the fourth port are conducted.
In some embodiments, referring to fig. 8, the controlled switch S1 further includes a freewheeling regulator D1, an anode of the freewheeling regulator D1 is electrically connected to the second port, and a cathode of the freewheeling regulator D1 is electrically connected to the first power source V1.
In the embodiment, the stability of the controlled switch S1 is ensured by adding a freewheeling regulator D1. The follow current voltage regulator tube D1 is a reverse absorption diode at the control end of the relay J1, and the follow current voltage regulator tube D1 can absorb reverse high voltage formed when the relay J1 is disconnected, so that a protection effect is achieved.
In this embodiment, referring to fig. 8, the controlled switch S1 is further provided with a state indicating unit of a relay, the state indicating unit is composed of a fifth resistor R5 and a state indicator LED1, wherein when the first control signal received by the second port is at a high level, the relay J1 is not turned on, the state indicator LED1 is turned off, and when the first control signal received by the second port is at a low level, the relay J1 is turned on, and the state indicator LED1 is turned on.
In some embodiments, referring to fig. 8, the controlled switch S1 is further electrically connected to the first switch module S0, and the first switch module S0 includes a fifth port, a sixth port and a seventh port, the fifth port is electrically connected to the thermostat module 400, the temperature protection module 300 or the communication module 200, the sixth port is electrically connected to the first control terminal, and the seventh port is grounded, wherein the first switch module S0 is configured to control the sixth port to be connected to or disconnected from the seventh port according to a signal received by the fifth port.
The controlled switch S1 is used for controlling the first input end and the first output end to be communicated when the sixth port is communicated with the seventh port; the controlled switch S1 is also used to control the first input terminal to be disconnected from the first output terminal when the sixth port is disconnected from the seventh port.
In this embodiment, referring to fig. 8, the first switch module S0 includes a switch Q1, a first resistor R1 and a second resistor R2, the switch Q1 includes a second control terminal, a second input terminal and a second output terminal, the first control terminal is electrically connected to the first resistor R1 and the second resistor R2, the other end of the first resistor R1 is connected to the sixth port, the other end of the second resistor R2 is electrically connected to the second output terminal and connected to the seventh port, and the second input terminal is connected to the sixth port.
It should be noted that the switching tube in the embodiment of the present application includes, but is not limited to, a triode or a MOS tube. Moreover, according to the disclosure of the present application, a person skilled in the art can easily think of modifying the first switch module S0 disclosed in the present application into the first switch module S0 adapted to the selection of the switch tube according to the specific selection of the switch tube, so that the present application can be implemented whether the switch tube is a triode of NPN type or PNP type, or a switching MOS tube of N channel or P channel, and the embodiments of the present application are not limited thereto.
In this embodiment, the switching tube is preferably an NPN triode of LMBT2222ALT1G type, and at this time, the first resistor R1 is a base current limiting resistor of the switching tube, and the second resistor R2 is a pull-down resistor of the base of the switching tube, so as to provide a low level state for the base and increase the noise immunity of the switching tube.
In this embodiment, it should be noted that, for the status indication unit, when the second control signal received by the second control terminal is at a high level, the switching tube Q1 is turned on, the signal received by the second port is at a low level, the relay J1 is turned on, and the status indication lamp is normally on; when the second control signal received by the second control terminal is at low level, the switching tube Q1 is not conducted, the signal received by the second port is at high level, the relay J1 is not conducted, and the status indicator lamp is not on.
In this embodiment, it should be noted that the first port and the second port of the relay J1 correspond to a control terminal of the relay, that is, an input circuit of the relay, and the first switch module S0 composed of the switch tube Q1, the first resistor R1 and the second resistor R2 constitutes a circuit for level-converting a signal received by the control terminal of the relay J1; when the second control signal received by the second control terminal of the switching tube Q1 is at a low level, the switching tube Q1 is not turned on, the second input terminal and the second output terminal of the switching tube Q1 are turned off, at this time, the signal received by the second port is correspondingly at a high level, the coil of the input loop of the relay J1 does not generate an electromagnetic field, the third port of the relay J1 is sprung open relative to the fourth port, and the third port and the fourth port of the relay J1 maintain an off state; when a second control signal received by the second control end of the switching tube Q1 is at a high level, the switching tube Q1 is turned on, the second input end and the second output end of the switching tube Q1 are communicated, at this time, a signal received by the second port is correspondingly at a low level, a coil of an input loop of the relay J1 is correspondingly turned on, the coil generates an electromagnetic field and attracts, a third port of the relay J1 is connected with a fourth port, and the third port and the fourth port of the relay J1 are maintained in a communicated state.
Fig. 9 is a fourth schematic structural diagram of a temperature early warning control system of the mobile power supply rental equipment according to the embodiment of the application. As shown in fig. 9, the temperature early warning control system of the portable power source rental device further includes a rental module 900, and the rental module 900 is electrically connected to the first switch unit 103, the charging bin module 600 and the communication module 200, respectively, wherein the first switch unit 103 is configured to control the first power supply unit 101 to supply power or cut off power to the charging bin module 600 and the rental module 900 according to the received temperature protection control signal.
In this embodiment, the leasing module 900 and the charging bin module 600 are electrically connected in parallel and electrically connected to the first switch unit 103, so that the first switch unit 103 controls the first power supply unit 101 to supply power or cut off power to the charging bin module 600 and also controls the first power supply unit 101 to supply power or cut off power to the leasing module 900 after receiving the temperature protection control signal.
The charging bin module 600 is used for locking the mobile power supply stored in the constant temperature and controlling the charging of the mobile power supply.
The leasing module 900 is used for data interaction with the communication module 200 and control leasing and/or returning of the mobile power supply.
In some embodiments, the charging bin module 600 includes a charging unit, an electronic lock unit, and a bin position indicating unit, where the charging unit, the electronic lock unit, and the bin position indicating unit are all configured in multiple bin positions of the thermostatic chamber, and the charging unit, the electronic lock unit, and the bin position indicating unit are all electrically connected to the leasing module 900, where the charging unit is configured to charge a mobile power supply located in a bin position; the electronic lock unit is used for locking the mobile power supply in the bin; the bin indicating unit is used for indicating whether the mobile power supply exists in the bin; the leasing module 900 is used for controlling the charging unit to charge the mobile power supply, controlling the electronic lock unit to lock the mobile power supply, and controlling the position indicating unit to indicate.
In this embodiment, the charging unit provides a stable charging voltage for the mobile power supply, and the mobile power supply completes charging inside the mobile power supply after receiving the charging voltage. Fig. 10 is a schematic circuit topology diagram of a charging unit according to an embodiment of the present application, as shown IN fig. 10, the charging unit includes an overcurrent protection chip U1, an input terminal (refer to 5V _ IN fig. 10) of the overcurrent protection chip U1 is electrically connected to an output terminal of the first power supply unit 101, an output terminal (refer to 5V _ OUT1 IN fig. 10) of the overcurrent protection chip U1 is electrically connected to the mobile power supply, an output terminal of the overcurrent protection chip U1 is also electrically connected to a sampling circuit composed of a sixth resistor R6, a seventh resistor R7 and a first capacitor R1, wherein an electrical connection point (a sampling point, refer to V1 IN fig. 10) of the sixth resistor R6 and the seventh resistor R7 is electrically connected to a microcontroller of the leasing module 900, the seventh resistor R7 and the first capacitor C1 constitute an RC filter circuit for filtering a sampled voltage, an enable terminal of the overcurrent protection chip U1 is electrically connected to the microcontroller of the leasing module 900, in the process that the charging unit supplies power to the mobile power supply, the sampling circuit samples the voltage of the output end of the overcurrent protection chip U1 and transmits the voltage to the microcontroller, and when the microcontroller judges that the sampled voltage exceeds a preset voltage value, the microcontroller outputs a control signal (refer to S1 in fig. 10), so that the enable end of the overcurrent protection chip U1 is enabled, and the output value of the output end of the overcurrent protection chip U1 is reduced. It should be noted that fig. 10 is a schematic circuit topology diagram of a charging unit in an embodiment of the present application, and in an embodiment, multiple circuits are set according to requirements of a mobile power supply rental device.
In some optional embodiments, the overcurrent protection chip U1 is an overcurrent protection chip of model VP 3288C.
In some embodiments, the electronic lock unit includes an electromagnet driving circuit and an electromagnet disposed in the bin, the electromagnet includes a top rod and an electromagnet coil, a control end of the electromagnet driving circuit is electrically connected to the microcontroller of the leasing module 900, the electromagnet driving circuit is controlled by the microcontroller to drive the electromagnet coil to be powered on and powered off, the electromagnet coil is disposed on the top rod, the electromagnet coil is powered on and powered off to generate a corresponding electromagnetic field and generate a magnetic force on the top rod, so as to drive the top rod to press the locked mobile power supply or make the top rod to be bounced off relative to the locked mobile power supply, and lock the locked mobile power supply.
In some embodiments, the bin indicating unit includes an LED indicating unit, the LED indicating unit is electrically connected to a microcontroller of the leasing module 900, the microcontroller determines whether there is a portable power source in the bin by determining whether the electronic lock unit locks the corresponding portable power source, when the microcontroller determines that the electronic lock unit does not lock the corresponding portable power source, it is determined that there is no portable power source in the bin, the microcontroller controls the LED indicating unit not to emit light or emit light of a set color, and indicates that there is no portable power source in the bin; when the micro controller judges that the electronic lock unit locks the corresponding mobile power supply, the mobile power supply is determined to be arranged in the bin position, the micro controller controls the LED indicating unit to emit light or emit light with set color, and the mobile power supply is arranged in the indicating bin position.
It should be noted that the bin indicating units satisfying the light emitting indication according to the control instruction are all suitable for the bin indicating units in the application.
Fig. 11 is a schematic control logic diagram of a communication module according to an embodiment of the present application, and the following description of the communication module according to the embodiment of the present application is provided based on fig. 11: after the power-on of the mobile power supply leasing equipment, the communication module 200 is firstly connected with the early warning module 500, if the mobile power supply leasing equipment is started up and powered on for the first time, the mobile power supply leasing equipment is firstly registered to the early warning module 500, otherwise, the mobile power supply leasing equipment is directly registered to the early warning module 500, then the state report reported by the leasing module 900 is received, and the communication module 200 sends the report data such as abnormal event report to the early warning module 500; when a user rents the portable power supply through code scanning or other modes, the early warning module 500 sends a portable power supply renting instruction to the communication module 200, the communication module 200 decrypts the instruction and then forwards the instruction to the renting module 900, after receiving the renting instruction, the renting module 900 reads the portable power supply information in the position of the charging bin, sends an instruction to close the software lock of the portable power supply, controls to open the electromagnetic valve to pop up the portable power supply, and after popping up the portable power supply, closes the position indicating unit and reports the event that the portable power supply is taken away to the early warning module 500.
When the user returns the mobile power supply through code scanning or other modes, the early warning module 500 sends a return mobile power supply instruction to the communication module 200, the communication module 200 decrypts the received instruction and then forwards the decrypted instruction to the leasing module 900, meanwhile, the communication module 200 sends a light-off instruction to the leasing module 900, the leasing module 900 closes all bin position indicating lamps controlled by the leasing module 900 after receiving the light-off instruction, the leasing module 900 opens the electromagnetic valve of an idle bin position after receiving the return instruction of the mobile power supply and flashes the bin position indicating unit to prompt the user to return the mobile power supply to a specified bin position, when the user returns the mobile power supply to the bin position, the mobile power supply is locked and sends an instruction to open the electronic lock unit, then the bin position indicating unit is opened, a return success event of the mobile power supply is reported to the communication module 200, and after the communication module 200 receives the return success event, a light-on instruction is sent to the rental module 900, after the rental module 900 receives the light-on instruction, the rental module 900 controls to open the bin position indicating unit of the charging bin module 600, and the communication module 200 reports the returning success event to the processing module of the early warning module 500.
Fig. 12 is a schematic diagram of control logic of a leasing module according to an embodiment of the present application, and the following description of the functions of the leasing module in the embodiment of the present application is provided based on fig. 12: 1. acquiring the bin position state and the mobile power state of the charging bin module 600: the leasing module 900 acquires the current position state of the charging bin module 600 at regular intervals, judges whether a mobile power supply exists in the bin, reads the ID information of the mobile power supply and the electric quantity information of the mobile power supply if the mobile power supply exists, then sends the mobile power supply information (including the ID information and the electric quantity information) in the bin to the communication module 200, and uploads the information to the early warning module 500 by the communication module 200; if the leasing module 900 detects that the bin status has an abnormal change, it triggers reporting of an abnormal alarm event to the early warning module 500, for example: under the condition that neither a lease instruction nor a return instruction is received, if the lease module 900 detects that the mobile power supply in a certain bin is not present, an abnormal removal event is reported to the early warning module 500.
2. And (3) mobile power supply leasing treatment: when a user rents the mobile power supply through code scanning or other modes, the early warning module 500 issues a mobile power supply renting instruction to the communication module 200, the communication module 200 forwards the instruction to the renting module 900, after the renting module 900 receives the renting instruction, the mobile power supply information (including ID information and electric quantity information) in the bin is read, the instruction is sent to close a software lock corresponding to the mobile power supply in the bin, then the electromagnetic valve is controlled to be opened to pop up the mobile power supply, after the mobile power supply pops up, the bin indicating unit is closed, and an event that the mobile power supply is taken away is reported to the early warning module 500.
3. The mobile power supply returning process comprises: when a user returns the mobile power supply through code scanning or other modes, the early warning module 500 sends a return mobile power supply instruction to the communication module 200, the communication module 200 forwards the instruction to the leasing module 900, after the leasing module 900 receives the return mobile power supply instruction, the electromagnetic valve of the idle bin is opened, the corresponding bin indicating unit is opened, the user is prompted to return the mobile power supply to the designated bin, after the user returns the mobile power supply to the bin, the locking mobile power supply is started and sent an instruction to open the software lock of the mobile power supply in the corresponding bin, the bin indicating unit is opened, and a successful return event of the mobile power supply is reported to the early warning module 500.
4. Communication with the communication module 200: the state report of the leasing module 900 and the report of the abnormal event are all required to be sent to the early warning module 500 through the communication module 200, when a user performs the operation of leasing the mobile power supply through code scanning or other modes, the early warning module 500 sends a command of leasing the mobile power supply to the communication module 200, the communication module 200 forwards the command to the leasing module 900, when the user performs the operation of returning the mobile power supply through code scanning or other modes, the early warning module 500 sends a command of returning the mobile power supply to the communication module 200, and the communication module 200 forwards the command to the leasing module 900. It should be noted that the firmware remote upgrade of the rental module 900 also needs to be assisted by the communication module 200.
5. The charging bin module 600 is controlled to charge the mobile power supply: the leasing module 900 acquires the current position state of the charging bin module 600 once at regular intervals, judges whether a mobile power supply exists in the charging bin, reads the ID information and the electric quantity information of the mobile power supply if the mobile power supply exists, sends the mobile power supply information (including the ID information and the electric quantity information) in the position to the communication module 200, judges whether the electric quantity of the mobile power supply is in a state to be charged, sorts the electric quantity of all the mobile power supplies which need to be charged in the device if the electric quantity is in the state to be charged, and charges according to a charging algorithm.
It should be noted that the charging bin module 600 of the embodiment of the present application does not have a separate control program, and is used in cooperation with the leasing module 900, and the function of the charging bin module is controlled by the leasing module 900, and is mainly used in the returning process, after the leasing module 900 receives the returning instruction of the mobile power supply, the electromagnetic valve of the idle bin is opened, the bin indicating unit is opened, the user is prompted to return the mobile power supply to the designated bin, after the user returns the mobile power supply to the bin, the electronic lock unit for locking the mobile power supply and sending the instruction to open the charging bin module 600 is started, and then the bin indicating unit is opened. In the leasing process, after receiving a leasing instruction, the leasing module 900 reads the mobile power supply information in the bin, sends an instruction to close the electronic lock unit of the charging bin module 600, then controls to open the electromagnetic valve to pop up the mobile power supply, and closes the bin indicating unit after the mobile power supply pops up. The leasing module 900 acquires the current position state of the charging bin module 600 once at regular intervals, judges whether a mobile power supply exists in the bin, reads the ID information of the mobile power supply and the electric quantity information of the mobile power supply if the mobile power supply exists, sends the information (including the ID information and the electric quantity information) of the mobile power supply in the bin to the communication module 200, judges whether the electric quantity of the mobile power supply is in a state to be charged, sorts the electric quantity of all the mobile power supplies needing to be charged in the mobile power supply leasing equipment if the electric quantity is in the state to be charged, and charges according to a charging algorithm.
To meet the requirement of measuring the temperature inside the thermostatic chamber of the portable power supply rental equipment, in one embodiment of the present application, each of the first temperature detector 700 and the second temperature detector 800 includes one of the following: digital temperature sensor, thermocouple, NTC temperature sensor. In one alternative embodiment, the first temperature probe 700 and the second temperature probe 800 both employ a single-wire digital temperature sensor DS18B 20.
It should be understood by those skilled in the art that various features of the above-described embodiments can be combined in any combination, and for the sake of brevity, all possible combinations of features in the above-described embodiments are not described in detail, but rather, all combinations of features which are not inconsistent with each other should be construed as being within the scope of the present disclosure.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A temperature early warning control system of mobile power supply leasing equipment is characterized by comprising an early warning module, a power supply module, a communication module electrically connected with the power supply module, a temperature protection module, a constant temperature module and a charging bin module, wherein the early warning module is electrically connected with the communication module, the communication module is respectively electrically connected with the temperature protection module and the constant temperature module,
the temperature protection module is used for detecting whether a first temperature in a constant temperature cavity of the mobile power supply leasing equipment exceeds a first preset temperature interval or not and correspondingly controlling the on-off of the power supply module and the charging bin module;
the constant temperature module is used for maintaining the temperature in the constant temperature cavity within a second preset temperature interval;
the early warning module is used for detecting whether the first temperature acquired through the communication module exceeds a third preset temperature interval or not, correspondingly controlling the charging bin module and the constant temperature module and the power supply module to be powered on and powered off, and controlling the power supply module to be powered off when the communication module monitors that the temperature protection module and/or the constant temperature module works abnormally, wherein the first preset temperature interval is located in the third preset temperature interval.
2. The temperature early warning control system for mobile power rental equipment of claim 1, wherein the power module comprises a first power supply unit and a second power supply unit, the first power supply unit is electrically connected with the charging bin module through a first switch unit, the temperature protection module is electrically connected with the first switch unit in a control manner, the second power supply unit is electrically connected with the communication module, the temperature protection module is electrically connected with the second power supply unit through a second switch unit, the constant temperature module is electrically connected with the second power supply unit through a third switch unit, and the communication module is electrically connected with the second switch unit and the third switch unit in a control manner, respectively,
the temperature protection module is used for detecting whether the first temperature exceeds the first preset temperature range or not, and correspondingly controlling the first switch unit to connect or disconnect the first power supply unit and the charging bin module;
the early warning module is used for generating a power supply signal when detecting that the first temperature is located in a difference set of the third preset temperature interval and the first preset temperature interval, and generating an early warning signal when detecting that the first temperature exceeds the third preset temperature interval, and the early warning module is also used for generating a power-off signal when monitoring that the temperature protection module and/or the constant temperature module work abnormally through the communication module;
the communication module is used for controlling the third switch unit to connect the second power supply unit with the constant temperature module when receiving the power supply signal, and controlling the third switch unit to disconnect the second power supply unit with the constant temperature module when receiving the early warning signal, and the communication module is also used for correspondingly controlling the disconnection of the second power supply unit to be the constant temperature module and the temperature protection module to supply power when receiving the power failure signal.
3. The temperature early warning control system of the mobile power supply leasing equipment according to claim 2, wherein the early warning module comprises a first state monitoring unit, a first temperature early warning unit and a first control unit, the first control unit is electrically connected with the communication module, the first state monitoring unit and the first temperature early warning unit respectively, wherein,
the communication module is used for transmitting working state signals corresponding to the temperature protection module and the constant temperature module and the first temperature to the first control unit;
the first control unit is used for transmitting the first temperature and the working state signal to the first temperature early warning unit and the first state monitoring unit respectively;
the first state monitoring unit is used for detecting the working states of the temperature protection module and the constant temperature module according to the working state signal and correspondingly generating the power-off signal;
the first temperature early warning unit is used for monitoring whether the first temperature is located in a difference set between a third preset temperature interval and the first preset temperature interval and correspondingly generating the power supply signal, and monitoring whether the first temperature exceeds the third preset temperature interval and correspondingly generating the early warning signal.
4. The temperature early warning control system of the mobile power supply leasing equipment according to claim 2, wherein the temperature protection module comprises a second control unit and a second state monitoring unit, the second control unit is respectively and electrically connected with the communication module, the second state monitoring unit, the second switch unit and the first switch unit, the second state monitoring unit is respectively and electrically connected with the second control unit and a first temperature detector arranged in the constant temperature cavity, wherein the second state monitoring unit is used for monitoring whether the first temperature collected by the first temperature detector exceeds the first preset temperature interval and generating a corresponding temperature protection control signal; the second control unit is used for receiving the temperature protection control signal and controlling the first switch unit to start or disconnect the first power supply unit to supply power to the charging bin module according to the temperature protection control signal; the second power supply unit is used for supplying power to the second control unit and the second state monitoring unit when the second switch unit communicates the second power supply unit with the second control unit and the second state monitoring unit.
5. The temperature early warning control system for the mobile power supply leasing equipment according to claim 4, wherein the constant temperature module comprises a third control unit, a third state monitoring unit, a refrigerating unit and a heating unit, the third control unit is electrically connected with the third switch unit, the communication module and the third state monitoring unit respectively, the refrigerating unit and the heating unit are electrically connected with the third control unit through a fourth switch unit, the third state monitoring unit is electrically connected with the third control unit and a second temperature detector arranged in the constant temperature cavity respectively, and the second power supply unit is used for supplying power to the third control unit when the third switch unit connects the second power supply unit with the third control unit, the third state monitoring unit and the fourth switch unit, The third state monitoring unit and the fourth switching unit supply power; the third state monitoring unit is used for generating a constant temperature control signal according to a monitoring result of monitoring whether the received second temperature exceeds a second preset temperature interval or not, and transmitting the constant temperature control signal and the second temperature to the third control unit; the third control unit is used for receiving the constant temperature control signal and the second temperature, transmitting the constant temperature control signal to the corresponding fourth switch unit and transmitting the second temperature to the communication module; and the fourth switching unit is used for controlling the refrigeration unit or the heating unit and the corresponding external power supply to be switched on and off according to the received constant temperature control signal, so that the temperature in the constant temperature cavity is maintained in the second preset temperature interval.
6. The temperature pre-warning control system of mobile power supply leasing equipment according to claim 5, the first switch unit, the second switch unit, the third switch unit and the fourth switch unit all comprise controlled switches, each controlled switch comprises a first input end, a first control end and a first output end, wherein the first input end corresponding to the first switch unit is electrically connected with the first power supply unit, the first output end corresponding to the first switch unit is electrically connected with the charging bin module, the first control end corresponding to the first switch unit is electrically connected with the temperature protection module, the controlled switch corresponding to the first switch unit is used for controlling the on-off of the first power supply unit and the charging bin module according to the fact that the first control end receives the temperature protection control signal; the first input end corresponding to the second switch unit is electrically connected with the second power supply unit, the first output end corresponding to the second switch unit is electrically connected with the temperature protection module, the first control end corresponding to the second switch unit is electrically connected with the communication module, and the controlled switch corresponding to the second switch unit is used for controlling the second power supply unit to be disconnected with the temperature protection module when the first control end receives the power-off signal; the first input end corresponding to the third switching unit is electrically connected with the second power supply unit, the first output end corresponding to the third switching unit is electrically connected with the constant temperature module, the first control end corresponding to the third switching unit is electrically connected with the communication module, and the controlled switch corresponding to the third switching unit is used for controlling the second power supply unit to be communicated with the constant temperature module when the first control end receives the power supply signal and controlling the second power supply unit to be disconnected with the constant temperature module when the first control end receives the early warning signal or the power-off signal; the first input end that the fourth switch unit corresponds with the external power supply electricity is connected, the fourth switch unit corresponds first output electricity is connected the refrigeration unit or the heating unit, the fourth switch unit corresponds first control end electricity is connected the third control unit, the fourth switch unit corresponds be controlled switch be used for according to the constant temperature control signal that first control end received, corresponding control external power supply with the refrigeration unit or the break-make of heating unit.
7. The temperature early warning control system of mobile power supply leasing equipment according to claim 6, wherein the controlled switch comprises a relay, the relay comprises a first port, a second port, a third port and a fourth port, the first port is electrically connected with a first power supply, the second port is butted with the first control end, the third port is butted with the first input end, and the fourth port is butted with the first output end.
8. The temperature early warning control system for the mobile power supply leasing equipment according to claim 6, wherein the controlled switch is further electrically connected with a first switch module, the first switch module comprises a fifth port, a sixth port and a seventh port, the fifth port is correspondingly electrically connected with the constant temperature module or the temperature protection module or the communication module, the sixth port is electrically connected with the first control end, the seventh port is grounded, and the first switch module is used for controlling the sixth port to be connected with or disconnected from the seventh port; the controlled switch is used for controlling the first input end and the first output end to be communicated when the sixth port is communicated with the seventh port, and controlling the first input end and the first output end to be disconnected when the sixth port is disconnected with the seventh port.
9. The temperature early warning control system of mobile power supply leasing equipment according to claim 8, wherein the first switch module comprises a switch tube, a first resistor and a second resistor, the switch tube comprises a second control end, a second input end and a second output end, the second control end is electrically connected with the first resistor and the second resistor respectively, the other end of the first resistor is butted with the sixth port, the other end of the second resistor is electrically connected with the second output end and is butted with the seventh port, and the second input end is butted with the sixth port.
10. The temperature early warning control system of the portable power supply leasing equipment according to claim 2, further comprising a leasing module electrically connected with the first switch unit, the charging bin module and the communication module respectively, wherein,
the first switch unit is used for controlling the first power supply unit to supply power or cut off power to the charging bin module and the leasing module;
the charging bin module is used for locking a mobile power supply stored in the constant-temperature cavity and controlling charging of the mobile power supply;
the leasing module is used for performing data interaction with the communication module and controlling leasing and/or returning of the mobile power supply.
CN202120356672.1U 2021-02-09 2021-02-09 Temperature early warning control system of portable power source lease equipment Active CN215340863U (en)

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CN202120356672.1U CN215340863U (en) 2021-02-09 2021-02-09 Temperature early warning control system of portable power source lease equipment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116667470A (en) * 2022-11-10 2023-08-29 荣耀终端有限公司 Charging method and electronic equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116667470A (en) * 2022-11-10 2023-08-29 荣耀终端有限公司 Charging method and electronic equipment
CN116667470B (en) * 2022-11-10 2024-05-24 荣耀终端有限公司 Charging method and electronic equipment

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