Power box with safety monitoring function

Abstract

The utility model is suitable for the technical field of power supply boxes, and provides a power supply box with a safety monitoring function, which comprises a box body; the plurality of positioning rods are fixedly arranged on the inner wall of the box body; the plurality of sliding plates are respectively arranged on the plurality of positioning rods in a sliding and sleeving manner; the cooling fins are fixedly mounted on the sides, close to each other, of the sliding plates respectively; the plurality of lithium battery modules are respectively arranged on the sides, close to each other, of the plurality of radiating fins; and the plurality of heat-conducting double-faced adhesive tapes are respectively arranged on the sides, close to each other, of the plurality of cooling fins and the plurality of lithium battery modules. The power box with the safety monitoring function has the function of monitoring the running temperature and expansion of the lithium battery, can perform real-time monitoring and alarming on the running safety of the power box, has an active heat dissipation function on the lithium battery, can reduce the running temperature of the lithium battery under the charging and discharging conditions, and improves the safety of the lithium battery. The service life of the lithium battery can be prolonged, and the safety is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of power boxes, and particularly relates to a power box with a safety monitoring function. Background Art

[0002] A power box, as the name implies, is a box specifically used to accommodate power equipment and its related accessories. According to different usage scenarios and functions, power boxes can be divided into various types, such as traffic signal power boxes, monitoring equipment power boxes, communication equipment power boxes, etc. Each type of power box has its specific design requirements and configuration standards.

[0003] Currently, in a power box with charging and discharging functions, multiple lithium batteries are arranged inside. During the charging and discharging process of the lithium batteries, heat may be generated. However, existing power boxes often do not have an active heat dissipation function for the lithium batteries. The lithium batteries are prone to failures due to high temperatures. When a lithium battery fails, it may expand or even explode. Moreover, existing power boxes often do not have a function for monitoring the expansion of lithium batteries. Therefore, the safety of the operation of the power box cannot be monitored in real time. Content of the Utility Model

[0004] The utility model provides a power box with a safety monitoring function, aiming to solve the problems in the above background art that existing power boxes often do not have an active heat dissipation function for lithium batteries, nor a function for monitoring the operating temperature and expansion of lithium batteries.

[0005] To solve the above problems, the utility model is realized as follows. A power box with a safety monitoring function includes: a box body; two positioning rods that are fixedly installed on the inner wall of the box body at intervals up and down along the horizontal direction; multiple pairs of sliding plates that are respectively sleeved on the two positioning rods in a sliding manner and correspond one by one up and down; multiple heat sinks that are respectively fixedly installed between each pair of sliding plates; multiple lithium battery modules that are respectively arranged between adjacent heat sinks; a thermally conductive double-sided tape is provided between adjacent heat sinks and lithium battery modules; multiple expansion monitoring mechanisms that are respectively installed on the multiple positioning rods, and the multiple expansion monitoring mechanisms are used to monitor the expansion and bulging of the multiple lithium battery modules; multiple temperature monitoring mechanisms that are arranged on the positioning rods, and the multiple temperature monitoring mechanisms are used to monitor the operating temperature of the multiple lithium battery modules; an AC power supply mechanism and a DC power supply mechanism that are installed on the box body, the AC power supply mechanism is used to provide alternating current, and the DC power supply mechanism is used to provide direct current; an active heat dissipation mechanism that is arranged on the box body, and the active heat dissipation mechanism is used to actively dissipate heat and cool down the multiple lithium battery modules.

[0006] Preferably, the expansion monitoring mechanism includes: an annular pressure sensor that is slidably sleeved at both ends of the positioning rod; a spring that is slidably sleeved on the positioning rod and is located between the inner wall of the box body and the annular pressure sensor.

[0007] Preferably, the temperature monitoring mechanism includes: a plurality of grooves formed in the positioning rod; and a plurality of infrared temperature sensors respectively disposed on the inner walls of the plurality of grooves.

[0008] Preferably, a plurality of anti-slip foot pads are provided at the bottom of the box body, and the plurality of anti-slip foot pads are made of rubber material.

[0009] Preferably, a lithium battery protection board is provided on the inner wall of the top of the box body, and the lithium battery protection board is electrically connected to the plurality of lithium battery modules.

[0010] Preferably, the AC power supply mechanism includes: an inverter fixedly installed on the inner wall of the bottom of the box body and electrically connected to the lithium battery protection board; and a socket board disposed on the top of the box body and electrically connected to the inverter.

[0011] Preferably, the DC power supply mechanism includes: a power adapter disposed on the inner wall of the box body and electrically connected to the inverter; and a plurality of USB power supply interfaces disposed on the top of the box body and electrically connected to the power adapter.

[0012] Preferably, a control module, an alarm lamp and an operation panel are provided on the inner wall of the top of the box body. The control module is electrically connected to the plurality of annular pressure sensors, the plurality of infrared temperature sensors, the lithium battery protection board, the alarm lamp and the operation panel. A DC charging interface is provided on one side of the box body, and the DC charging interface is electrically connected to the lithium battery protection board.

[0013] Preferably, the active heat dissipation mechanism includes: a plurality of air inlets formed in the box body; a plurality of fans respectively disposed on the plurality of air inlets and electrically connected to the control module; an air outlet formed in the box body; and a mesh disposed on the air outlet.

[0014] Compared with the related art, the power box with a safety monitoring function provided by the present utility model has the following beneficial effects:

[0015] Compared with the prior art, for the power box with a safety monitoring function provided by this solution, the box body serves as the main structure of the entire power box, providing protection and support for internal components. The positioning rods are fixedly installed on the inner wall of the box body, which not only plays a supporting role but also serves as the sliding track for the sliding plates, ensuring that all components are arranged in an orderly and stable manner. Multiple sliding plates are respectively sleeved on multiple positioning rods and can slide on the multiple positioning rods. The heat sinks are fixedly installed on the sliding plates, and by increasing the heat dissipation area, the heat dissipation efficiency of the lithium battery module is effectively improved. The lithium battery module, as the main energy storage unit of the power box, is closely attached to the heat sink through thermal conductive double-sided tape to achieve effective heat conduction. The thermal conductive double-sided tape is arranged between the heat sink and the lithium battery module to ensure the heat conduction efficiency between the two and timely export the heat generated by the lithium battery module. The expansion monitoring mechanism is installed on the positioning rod to monitor the expansion and bulging of the lithium battery module. This function can timely detect the volume expansion of the lithium battery caused by internal chemical reactions, overcharging, over-discharging, etc., and prevent potential safety hazards. The temperature monitoring mechanism is also arranged on the positioning rod to be used for real-time monitoring of the operating temperature of the lithium battery module. Through temperature monitoring, it can be ensured that the lithium battery operates within an appropriate temperature range, avoiding performance degradation or safety accidents caused by overheating. The AC power supply mechanism and the DC power supply mechanism are both installed on the box body, providing diversified power output options to meet the power consumption needs of different devices or scenarios. The active heat dissipation mechanism is installed on the box body, and through active heat dissipation components such as fans and heat sinks, forced heat dissipation and cooling are carried out on the lithium battery module to ensure its stable operation in high-load or high-temperature environments;

[0016] In summary, through the integration of multiple safety monitoring functions (expansion monitoring, temperature monitoring) and efficient heat dissipation functions (heat sinks, thermal conductive double-sided tape, active heat dissipation mechanism), the present invention significantly improves the safety, reliability, and service life of the power box, providing strong guarantee for the application of lithium batteries in complex environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the front view structural schematic diagram of a power box with a safety monitoring function provided by the present utility model;

[0018] Figure 2 is Figure 1 the front view appearance structural schematic diagram of;

[0019] Figure 3 is Figure 1 the rear view appearance structural schematic diagram of;

[0020] Figure 4 is Figure 1 the three-dimensional assembly structural schematic diagram of the heat sink and the sliding plate in;

[0021] Reference numerals: 1, box body; 2, positioning rod; 3, sliding plate; 4, heat sink; 5, lithium battery module; 6, thermally conductive double-sided tape; 7, spring; 8, annular pressure sensor; 9, groove; 10, infrared temperature sensor; 11, anti-slip foot pad; 12, lithium battery protection board; 13, inverter; 14, power strip; 15, power adapter; 16, USB power supply interface; 17, control module; 18, warning lamp; 19, operation panel; 20, DC charging interface; 21, air inlet; 22, fan; 23, air outlet; 24, partition net. Detailed implementation manners

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs; the terms used in the description of this application in the specification are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the description and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the description and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order; the terms "inside", "outside", "left", "right" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0023] Reference to "embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0024] An embodiment of the present utility model provides a power box with a safety monitoring function, as Figures 1-4As shown in the figure, the power supply box with a safety monitoring function includes: a box body 1; two positioning rods 2 that are fixedly installed on the inner wall of the box body 1 at intervals in the vertical direction; multiple pairs of sliding plates 3 that are respectively sleeved on the two positioning rods 2 in a one-to-one correspondence in the vertical direction; multiple heat sinks 4 that are respectively fixedly installed between each pair of sliding plates 3; multiple lithium battery modules 5 that are respectively arranged between adjacent two heat sinks 4; a heat-conducting double-sided tape 6 is provided between the adjacent heat sink 4 and the lithium battery module 5; multiple expansion monitoring mechanisms are respectively installed on the multiple positioning rods 2, and the multiple expansion monitoring mechanisms are used for monitoring the expansion and bulging of the multiple lithium battery modules 5; multiple temperature monitoring mechanisms are provided on the positioning rods 2, and the multiple temperature monitoring mechanisms are used for monitoring the operating temperature of the multiple lithium battery modules 5; an AC power supply mechanism and a DC power supply mechanism are installed on the box body 1, the AC power supply mechanism is used for providing alternating current, and the DC power supply mechanism is used for providing direct current; a main heat dissipation mechanism is provided on the box body 1, and the main heat dissipation mechanism is used for actively dissipating heat and cooling the multiple lithium battery modules 5.

[0025] In this embodiment, the box body 1 serves as the main structure of the entire power supply box, providing protection and support for the internal components. The positioning rods 2 are fixedly installed on the inner wall of the box body 1, which not only plays a supporting role but also serves as the sliding track of the sliding plates 3, ensuring the orderly and stable arrangement of each component. The multiple sliding plates 3 are respectively sleeved on the multiple positioning rods 2 and can slide on the multiple positioning rods 2. The heat sinks 4 are fixedly installed on the sliding plates 3, and by increasing the heat dissipation area, the heat dissipation efficiency of the lithium battery modules 5 is effectively improved. The lithium battery modules 5, as the main energy storage units of the power supply box, are closely attached to the heat sinks 4 through the heat-conducting double-sided tape 6 to achieve effective heat conduction. The heat-conducting double-sided tape 6 is provided between the heat sink 4 and the lithium battery module 5 to ensure the heat conduction efficiency between the two and timely export the heat generated by the lithium battery module. The expansion monitoring mechanism is installed on the positioning rod 2 to monitor the expansion and bulging of the lithium battery module 5. This function can timely detect the volume expansion of the lithium battery caused by internal chemical reactions, overcharging, over-discharging, etc., and prevent potential safety hazards. The temperature monitoring mechanism is also provided on the positioning rod 2 to be used for real-time monitoring of the operating temperature of the lithium battery module 5. Through temperature monitoring, it can be ensured that the lithium battery operates within a suitable temperature range, avoiding performance degradation or safety accidents caused by overheating. The AC power supply mechanism and the DC power supply mechanism are both installed on the box body 1, providing diversified power output options to meet the power consumption needs of different devices or scenarios. The main heat dissipation mechanism is installed on the box body 1, and through active heat dissipation components such as fans and heat sinks, it forcibly dissipates heat and cools the lithium battery module 5 to ensure its stable operation in high-load or high-temperature environments.

[0026] In summary, by integrating multiple safety monitoring functions (expansion monitoring, temperature monitoring) and efficient heat dissipation functions (heat sink, thermal conductive double-sided tape, active heat dissipation mechanism), the present invention significantly improves the safety, reliability, and service life of the power supply box, providing strong guarantee for the application of lithium batteries in complex environments.

[0027] In a further preferred embodiment of the present utility model, the expansion monitoring mechanism includes: annular pressure sensors 8 slidably sleeved on both ends of the positioning rod 2; a spring 7 slidably sleeved on the positioning rod 2 and located between the inner wall of the box body and the annular pressure sensors.

[0028] In this embodiment, when the lithium battery module 5 expands and bulges, it squeezes the multiple annular pressure sensors 8 through the heat sink 4 and multiple sliding plates 3. When the multiple annular pressure sensors 8 sense a pressure change, the control module 17 controls the activation of the alarm lamp 18, thereby reminding the staff to repair the power supply box.

[0029] In a further preferred embodiment of the present utility model, the temperature monitoring mechanism includes: multiple grooves 9 opened on the positioning rod 2; multiple infrared temperature sensors 10 respectively arranged on the inner walls of the multiple grooves 9.

[0030] In this embodiment, the operating temperatures of the multiple lithium battery modules 5 can be monitored through the multiple infrared temperature sensors 10. When the operating temperature of a certain lithium battery module 5 exceeds the preset threshold, the control module 17 controls the activation of the alarm lamp 18, thereby reminding the staff to repair the power supply box.

[0031] In a further preferred embodiment of the present utility model, multiple anti-slip foot pads 11 are provided at the bottom of the box body 1, and the multiple anti-slip foot pads 11 are made of rubber material.

[0032] In this embodiment, the stability of the device placed on a plane can be improved through the multiple anti-slip foot pads 11.

[0033] In a further preferred embodiment of the present utility model, a lithium battery protection board 12 is provided on the inner wall of the top of the box body 1, and the lithium battery protection board 12 is electrically connected to the multiple lithium battery modules 5.

[0034] In this embodiment, the multiple lithium battery modules 5 can be protected from charging and discharging through the lithium battery protection board 12.

[0035] In a further preferred embodiment of the present utility model, the AC power supply mechanism includes: an inverter 13 fixedly installed on the inner wall of the bottom of the box body 1 and electrically connected to the lithium battery protection board 12; a plug board 14 provided on the top of the box body 1 and electrically connected to the inverter 13.

[0036] In this embodiment, the inverter 13 can convert the direct current provided by multiple lithium battery modules 5 into alternating current, thus facilitating the user to connect to electrical appliances for use.

[0037] In a further preferred embodiment of the present utility model, the DC power supply mechanism includes: a power adapter 15 disposed on the inner wall of the box body 1 and electrically connected to the inverter 13; a plurality of USB power supply interfaces 16 disposed on the top of the box body 1 and electrically connected to the power adapter 15.

[0038] In this embodiment, the power adapter 15 can convert alternating current into low-voltage alternating current and supply power to the user's mobile devices through a plurality of USB power supply interfaces 16.

[0039] In a further preferred embodiment of the present utility model, a control module 17, an alarm lamp 18 and an operation panel 19 are disposed on the inner wall of the top of the box body 1. The control module 17 is electrically connected to a plurality of the annular pressure sensors 8, a plurality of infrared temperature sensors 10, the lithium battery protection board 12, the alarm lamp 18 and the operation panel 19. A DC charging interface 20 is disposed on one side of the box body 1, and the DC charging interface 20 is electrically connected to the lithium battery protection board 12.

[0040] In this embodiment, the control module 17 can be used to operate and control the power box, and an external charging cable can be connected through the DC charging interface 20 to charge the multiple lithium battery modules 5.

[0041] In a further preferred embodiment of the present utility model, the active heat dissipation mechanism includes: a plurality of air inlets 21 opened on the box body 1; a plurality of fans 22 respectively disposed on the plurality of air inlets 21 and electrically connected to the control module 17; an air outlet 23 opened on the box body 1; a mesh 24 disposed on the air outlet 23.

[0042] In this embodiment, the airflow blown into the box body 1 by the plurality of fans 22 can take away the heat on the plurality of heat sinks 4, thereby actively dissipating heat and cooling the multiple lithium battery modules 5, and the heated air can be discharged through the air outlet 23.

[0043] In summary, compared with the related art, the present device has the functions of monitoring the operating temperature and expansion of lithium batteries, can monitor and alarm the safety of the power box operation in real time, and at the same time has the function of actively dissipating heat from lithium batteries, can reduce the operating temperature of lithium batteries during charging and discharging, can improve the service life of lithium batteries, and has relatively high safety.

[0044] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways.

[0045] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting the protection scope of the invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still, without conflict and without creative efforts, combine, add or delete the features in the embodiments of the present invention according to the situation or make other adjustments, so as to obtain different technical solutions that essentially do not depart from the concept of the present invention, and these technical solutions also belong to the scope of protection of the present invention.

Claims

1. A power supply box with safety monitoring function, characterized in that: include: A box body; two positioning rods fixedly installed on the inner wall of the box body in the horizontal direction and spaced apart from each other; a plurality of pairs of sliding plates slidably mounted on the two positioning rods and corresponding to each other; a plurality of heat sinks fixedly installed between each pair of sliding plates; a plurality of lithium battery modules respectively arranged between two adjacent heat sinks; a thermally conductive double-sided adhesive tape is arranged between adjacent heat sinks and lithium battery modules; a plurality of expansion monitoring mechanisms respectively installed on the plurality of positioning rods, the plurality of expansion monitoring mechanisms are used to monitor the expansion and bulging of the plurality of lithium battery modules; a plurality of temperature monitoring mechanisms arranged on the positioning rods, the plurality of temperature monitoring mechanisms are used to monitor the operating temperatures of the plurality of lithium battery modules; an AC power supply mechanism and a DC power supply mechanism installed on the box body, the AC power supply mechanism is used to provide AC power, and the DC power supply mechanism is used to provide DC power; an active heat dissipation mechanism arranged on the box body, the active heat dissipation mechanism is used to actively dissipate heat and cool the plurality of lithium battery modules.

2. The power supply box with safety monitoring function as claimed in claim 1, characterized in that: The expansion monitoring mechanism comprises: an annular pressure sensor slidably sleeved on both ends of the positioning rod; and a spring slidably sleeved on the positioning rod and located between the inner wall of the box body and the annular pressure sensor.

3. The power supply box with safety monitoring function as claimed in claim 2, characterized in that: The temperature monitoring mechanism comprises: a plurality of grooves provided on the positioning rod; and a plurality of infrared temperature sensors respectively arranged on the inner walls of the plurality of grooves.

4. The power supply box with safety monitoring function as claimed in claim 1, characterized in that: A plurality of anti-skid pads are arranged at the bottom of the box, and the plurality of anti-skid pads are made of rubber material.

5. The power supply box with safety monitoring function as claimed in claim 3, characterized in that: A lithium battery protection board is arranged on the top inner wall of the box body, and the lithium battery protection board is electrically connected to the plurality of lithium battery modules.

6. The power supply box with safety monitoring function as claimed in claim 5, characterized in that: The AC power supply mechanism includes: an inverter fixedly mounted on the inner wall of the bottom of the box and electrically connected to the lithium battery protection board; and a socket board arranged on the top of the box and electrically connected to the inverter.

7. The power supply box with safety monitoring function as claimed in claim 6, characterized in that: The DC power supply mechanism includes: a power adapter disposed on the inner wall of the box and electrically connected to the inverter; and a plurality of USB power supply interfaces disposed on the top of the box and electrically connected to the power adapter.

8. The power supply box with safety monitoring function as claimed in claim 5, characterized in that: A control module, an alarm light and an operation panel are arranged on the top inner wall of the box body. The control module is electrically connected to the multiple annular pressure sensors, multiple infrared temperature sensors, a lithium battery protection board, an alarm light and an operation panel. A DC charging interface is arranged on one side of the box body, and the DC charging interface is electrically connected to the lithium battery protection board.

9. The power supply box with safety monitoring function as claimed in claim 8, characterized in that: The active heat dissipation mechanism includes: a plurality of air inlets opened on the box body; a plurality of fans respectively arranged on the plurality of air inlets and electrically connected to the control module; an air outlet opened on the box body; and a partition net arranged on the air outlet.

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