Power supply module, charging device and system using power supply module

Abstract

The utility model discloses a power supply module, which comprises a cylinder, a battery, an output board and a control board, the cylinder is hollow, the two ends of the cylinder are open, the outer edge of the top of the cylinder is provided with threads, the battery is sleeved in the cylinder, and the outer diameter D of the cylinder is more than or equal to 30mm and less than or equal to 39mm. The power supply module is arranged to be in a barrel shape suitable for being held by a hand, and threads are arranged on the outer edge of the top of the barrel body, so that common police equipment such as a flashlight, an alcohol tester, an electronic baton, a parking sign, a metal detector and an electric baton can be adaptively connected, and a standby emergency power supply can be provided for the equipment including but not limited to the equipment; and through the modular design, the mutual power supply universality and interchange can be realized, so that the actual combat convenience is improved.

Description

Technical Field

[0001] The utility model relates to the field of police equipment, in particular to a power module, a charging device and a system using the power module. Background Art

[0002] At present, police equipment has been fully developed in my country, such as single police flashlights, parking signs, batons, metal detectors, electric arrest forks, sound and light shields, law enforcement recorders, walkie-talkies, etc., which have been fully equipped on patrol police cars and / or single police officers. Therefore, more requirements have been put forward for power backup of the above equipment.

[0003] However, the charging specifications of these types of equipment are different. During police operations, many different chargers or backup power supplies are often required, which poses a big problem for the management and carrying of the equipment. Utility Model Content

[0004] Purpose of the utility model: In order to overcome the deficiencies in the prior art, the utility model provides a power module and a system using the power module.

[0005] Technical solution: A power module, comprising:

[0006] A hollow cylinder, the outer diameter of which is D, 30 mm ≤ D ≤ 39 mm, and a thread is provided on the outer edge of the top of the cylinder;

[0007] A battery sleeved in the cylinder;

[0008] An output board electrically connected to the battery is provided on the top of the battery, and at least a power output unit and a voltage detection unit are provided on the output board, and the voltage detection unit is used to detect the working voltage signal of the electrically connected external module;

[0009] A control board is electrically connected to the output board and the battery, respectively, to receive the working voltage signal and control the voltage output by the battery.

[0010] Furthermore, a fixing ring for mounting the output plate is provided on the top of the cylinder, a thread is provided on the inner side of the top of the cylinder, the fixing ring is connected to the top of the cylinder via the thread, the output plate is fixedly connected to the bottom side of the fixing ring via fasteners, and a waterproof rubber ring is also embedded on the outer side of the cylinder.

[0011] Furthermore, the power output unit at least includes a power output positive electrode and a power output negative electrode, and a plurality of separation bars are provided on the output board to separate the power output positive electrode, the power output negative electrode and the voltage detection unit.

[0012] Furthermore, the number of the separation bars is two and they are in the shape of rings nested with each other, and the top surface of the output plate is separated from the inside to the outside into the power supply output positive electrode, the voltage detection unit and the power supply output negative electrode.

[0013] Furthermore, the control board is arranged at the bottom of the cylinder and below the battery, and a power charging and discharging interface penetrating the side wall of the cylinder is also provided on the corresponding control board, and the power charging and discharging interface includes at least one of a USB interface, a TYPE-C interface, and a DC interface, and a rubber plug for sealing the power charging and discharging interface is also provided on the outside of the power charging and discharging interface.

[0014] Furthermore, the bottom of the cylinder is configured as an opening, a thread is provided in the opening, a step is provided above the thread, the opening is detachably connected to a fixed end cover via a thread, and an upwardly extending top block is provided on the inner side of the fixed end cover for fixing the control panel on the step when the thread is connected to the opening.

[0015] Furthermore, the control panel is also provided with a power display unit, including a plurality of LED indicator lights, and the LED indicator lights are arranged throughout the side wall of the cylinder.

[0016] Furthermore, it also includes a tail anti-slip ring, and the outer side of the bottom of the cylinder is provided with a thread, and the tail anti-slip ring is detachably connected to the bottom of the cylinder through the thread.

[0017] Furthermore, a window breaker is provided at the tail end of the tail anti-slip ring.

[0018] A charging device, comprising:

[0019] The main body is provided with at least one socket for accommodating the insertion of the power module, and the bottom of the socket is provided with an elastic terminal for electrically connecting to the power output unit, and the elastic terminal is electrically connected to an external power supply.

[0020] Furthermore, an annular groove is provided on the outer edge of the cylinder, and a locking mechanism corresponding to the annular groove is provided on the main body. When the power module is plugged into the socket, the locking mechanism fixes the annular groove to form a locked state.

[0021] Further, the locking mechanism includes: an ejector member arranged in the main body and facing the annular groove, the ejector member being elastically connected to the inner side wall of the main body, a release button being further arranged above the ejector member, a button hole being arranged in the ejector member corresponding to the release button, the lower part of the release button being inserted into the button hole, and the bottom of the release button being configured as an inclined surface, and the side wall of the button hole being correspondingly configured as an inclined surface, so as to guide the ejector member to move in a direction away from the insertion hole when the release button is pressed, and the ejector member returns to being inserted into the insertion hole when the release button is raised.

[0022] Furthermore, the front end of the ejector is configured as an inclined surface or an arc surface, which is elastically connected to the inner wall of the main body, so as to be squeezed back to avoid the power module when the power module is inserted into the socket.

[0023] Furthermore, the number of the sockets is several, the corresponding number of the locking mechanisms is not greater than the number of the sockets, and one release button is used to control one or more ejectors.

[0024] Furthermore, a plurality of ejection members are arranged in parallel and are respectively fixedly connected to mounting plates, the mounting plates are elastically connected to the inner side wall of the main body, the mounting plates are provided with the button holes, and the release buttons are inserted into the button holes.

[0025] Furthermore, an indicator light is provided on one side of each socket to display the charging status of the power module in the socket.

[0026] A system using a power module, comprising:

[0027] Power module;

[0028] A functional module is used to be detachably connected to the top of the cylinder through threads, and the functional module is one of a lighting module, an alcohol tester module, an electronic baton module, a parking sign module, a metal detector module, an electric baton module, an electronic roadblock cone module, an electric shock catcher module, and an acoustic and optical shield module. An electrical terminal is provided at the bottom of the rear end of the functional module, and the electrical terminal is used to electrically connect to the output board.

[0029] Furthermore, there are three power terminals, which respectively correspond to the positive pole, the negative pole of the power output unit and the voltage detection unit.

[0030] Beneficial effect: The utility model provides a power module, which is configured to be a cylinder suitable for holding by hand and has a thread on the top outer edge of the cylinder, so that it can be adapted to connect to common police equipment such as flashlights, alcohol testers, electronic batons, parking signs, metal detectors, electric batons, etc., and can provide backup emergency power for equipment including but not limited to the above-mentioned equipment. Moreover, through modular design, universal interchangeability of power supplies can be achieved, thereby improving convenience in actual combat. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Attached Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the power module of the utility model;

[0032] Attached Figure 2 for Figure 1 A schematic cross-sectional view of the power module shown;

[0033] Attached Figure 3 for Figure 2 The enlarged structural diagram of part A of the power module shown;

[0034] Attached Figure 4 for Figure 2 The enlarged structural diagram of part B of the power module shown;

[0035] Attached Figure 5 It is a three-dimensional structural schematic diagram of an embodiment of the charging device of the utility model;

[0036] Attached Figure 6 for Figure 5 An exploded structural diagram of the charging device shown;

[0037] Attached Figure 7 for Figure 5 A schematic cross-sectional view of the charging device shown

[0038] Attached Figure 8 for Figure 1 A partial cross-sectional schematic diagram of the locking mechanism of the charging device shown;

[0039] Attached Fig. 9 The schematic diagram is a planar structural diagram of an embodiment of a system using a power module of the utility model. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0041] It should be noted that the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0042] See also Figure 1-4 An embodiment of a power module of the utility model shown in the figure comprises: a barrel 11, a battery 12, an output board 18 and a control board 19. In this embodiment, the barrel 11 is hollow and has two openings at both ends, and the battery 12 is sleeved in the barrel 11. The outer diameter of the barrel 11 is D, 30mm≤D≤39mm, and in a preferred embodiment, D is 30cm, so that it can be equipped with a 18650 type battery 12, making it more convenient to carry and more comfortable to hold.

[0043] In some other preferred embodiments, D is 33 cm, which is the most ergonomic size and more suitable for gripping. It can also be equipped with a 26650 battery 12, thereby increasing the capacity of the battery 12 and providing longer battery life for other devices.

[0044] In some other preferred embodiments, D is 36 cm, and a larger wall thickness of the cylinder 11 is provided on the basis of being equipped with a 26650-type battery 12, thereby improving the overall strength of the power module 1.

[0045] In some other preferred embodiments, D is 39 cm, which is the best ergonomic size and more suitable for gripping. The wall thickness of the cylinder 11 is greater, so that the overall strength of the power module 1 is higher. It is worth noting that the preferred length of the power module 1 in the utility model is 5-30 cm to avoid being too long and inconvenient to carry, and to avoid being too short and causing insufficient power.

[0046] The outer edge of the top of the cylinder 11 is provided with a thread for connecting external functional modules, such as a lighting module, an alcohol tester module, an electronic baton module, a parking sign module, a metal detector module, an electric baton module, etc.

[0047] The output board 18 is disposed on the top of the battery 12 and is electrically connected to the battery 12. The output board 18 is provided with at least a power output unit and a voltage detection unit 183. The voltage detection unit 183 is used to detect the working voltage signal of the electrically connected external module. Specifically, the output board 18 can also perform reverse input, and the battery 12 is charged through the output board 18.

[0048] The control board 19 is electrically connected to the output board 18 and the battery 12, respectively, to receive the working voltage signal and control the voltage output by the battery 12. Specifically, in order to transmit power to different external functional modules 3, the voltage detection unit 183 detects the working voltage signal of the electrically connected external module and sends it to the control board 19. After receiving the signal, the control board 19 performs analysis and processing, and adjusts the voltage output by the battery 12 to meet the voltage of the external functional module 3.

[0049] By configuring the power module 1 to be a cylindrical shape suitable for holding in the hand, and providing a thread on the top outer edge of the cylinder 11, it can be adapted to connect to common police equipment such as flashlights, alcohol testers, electronic batons, parking signs, metal detectors, electric batons, etc., and can provide backup emergency power for equipment including but not limited to the above-mentioned equipment. Moreover, through modular design, universal interchangeability of power supplies can be achieved, thereby improving convenience in actual combat.

[0050] In some preferred embodiments, a fixing ring 13 for mounting the output plate 18 is provided at the top of the cylinder 11, a thread is provided on the inner side of the top of the cylinder 11, the fixing ring 13 is connected to the top of the cylinder 11 by thread, the output plate 18 is fixedly connected to the bottom of the fixing ring 13 by fasteners, and a waterproof rubber ring 17 is also embedded on the outside of the cylinder 11. The waterproof rubber ring 17 is provided to improve the waterproof performance, and the waterproof rubber ring 17 is provided below the outer thread of the top of the cylinder 11 to reduce the possibility of the thread contacting water and thus reduce the probability of thread corrosion. The fixing ring 13 is connected to the top of the cylinder 11 by thread, and the fixing ring 13 and the cylinder 11 can be detachably connected, so as to facilitate assembly.

[0051] In some preferred embodiments, the power output unit at least includes a power output positive electrode 182 and a power output negative electrode 184, which are used to work together to supply power to the outside, and can also be reversely input to charge the battery 12. A plurality of separators 181 are provided on the output board 18 to separate the power output positive electrode 182, the power output negative electrode 184 and the voltage detection unit 183. The power output positive electrode 182, the power output negative electrode 184 and the voltage detection unit 183 are separated by insulating separators 181 to avoid interference between them, thereby improving the reliability of the power module 1.

[0052] Furthermore, the separation bars 181 are two and are in the shape of mutually nested rings, which separate the top surface of the output plate 18 from the inside to the outside into the power output positive electrode 182, the voltage detection unit 183 and the power output negative electrode 184. In this way, the external functional modules only need to arrange the power terminals according to the preset spacing, and can be aligned and electrically connected without considering the direction, which improves the convenience of connection.

[0053] In some preferred embodiments, the control panel 19 is disposed at the bottom of the cylinder 11 and below the battery 12. A power charging and discharging interface 191 penetrating the side wall of the cylinder 11 is also provided on the corresponding control panel 19. The power charging and discharging interface 191 includes at least one of a USB interface, a TYPE-C interface, and a DC interface, so that other police equipment such as walkie-talkies and law enforcement recorders can be charged through the power charging and discharging interface 191, and can also be charged through an external charger using the power charging and discharging interface 191. A rubber plug for blocking the power charging and discharging interface 191 is also provided on the outside of the power charging and discharging interface 191 to improve the protection performance.

[0054] The bottom of the cylinder 11 is set to be an opening, and a thread is set in the opening, and a step 111 is set above the thread. The opening is detachably connected to a fixed end cap 14 through the thread, and a top block extending upward is set inside the fixed end cap 14 to fix the control board 19 on the step 111 when the control board 19 is screwed into the opening. Through the joint action of the fixed end cap 14 and the step 111, the control board 19 is fixedly connected to the bottom of the cylinder 11, thereby improving the space utilization rate. At the same time, it is also convenient for maintenance.

[0055] In some preferred embodiments, the control panel 19 is further provided with a power display unit 192, including a plurality of LED indicator lights, which are arranged through the side wall of the cylinder 11. There can be multiple LED indicator lights, which can display the remaining power by the number of lights on, or by strength or digital display, and such structural changes still fall within the protection scope of the present utility model.

[0056] In some preferred embodiments, a tail anti-slip ring 15 is further included, and a thread is provided on the outer side of the bottom of the cylinder 11, and the tail anti-slip ring 15 is detachably connected to the bottom of the cylinder 11 through the thread. Preferably, a window breaker is also provided at the bottom of the anti-slip ring, for example, a high-strength ceramic bead is set at the raised tail of the tail anti-slip ring 15.

[0057] The present invention also provides a charging device, see Figure 5-8As shown, it includes: a main body, on which is provided at least one socket 23 for accommodating the insertion of the power module 1 as described above, and at the bottom of the socket 23 is provided an elastic terminal 231 for electrically connecting to the power output unit, and the elastic terminal 231 is electrically connected to an external power supply.

[0058] In this embodiment, an annular groove 16 is provided on the outer edge of the cylinder 11, and a locking mechanism 21 is provided on the main body corresponding to the annular groove 16. When the power module 1 is plugged into the socket 23, the locking mechanism 21 fixes the annular groove 16 to form a locked state. In this way, the elastic terminal 231 is tightly connected to the power module 1 during charging, and the charging process is reliable.

[0059] Further, the locking mechanism 21 comprises: an ejector 211 disposed in the main body and disposed toward the annular groove 16, the front end of the ejector 211 being configured as an inclined surface or an arc surface, elastically connected to the inner wall of the main body, specifically, connected by a spring 212, so as to facilitate being squeezed back to avoid the power module 1 when the power module 1 is inserted into the socket 23. A release button 213 is also disposed above the ejector 211, and a button hole 216 is disposed at the ejector 211 corresponding to the release button 213, the lower part of the release button 213 is inserted into the button hole 216, and the bottom of the release button 213 is configured as an inclined surface 216, and the side wall of the button hole 216 is also configured as an inclined surface 215, so as to guide the ejector 211 to move away from the socket 23 when the release button 213 is pressed, and the ejector 211 returns to be inserted into the socket 23 when the release button 213 is raised. Preferably, the release button 213 is elastically connected to the main body so that it can automatically return to the raised position after the force for pressing the release button 213 disappears.

[0060] In some preferred embodiments, there are multiple sockets 23, and the corresponding number of locking mechanisms 21 is not greater than the number of sockets 23, and one release button 213 is used to control one or more ejectors 211. Thus, one release button 213 controls the plugging and unplugging of one or more power modules 1 at the same time.

[0061] In some preferred embodiments, a plurality of ejection members 211 are arranged in parallel and are respectively fixedly connected to a mounting plate 214, the mounting plate 214 is elastically connected to the inner wall of the main body, the mounting plate 214 is provided with the button hole 216, and the release button 213 is inserted into the button hole 216. In this way, a release button 213 is used to simultaneously control the plugging and unplugging of multiple power modules 1. When a power module 1 needs to be unplugged, pressing the release button 213 can realize the removal of any power module 1. When multiple power supplies need to be unplugged, similarly, only the same release button 213 needs to be pressed.

[0062] Furthermore, an indicator light 22 is provided on one side of each socket 23 for displaying the charging status of the power module 1 in the socket 23. The indicator light 22 can be a plurality of LED lights that display the charging status by the number of lights, or can be displayed by a digital display, and such structural changes still fall within the protection scope of the present utility model.

[0063] The present invention also provides a system using the power module 1, see Fig. 9 As shown, it includes: the power module 1 and the functional module 3 as mentioned above. The functional module 3 is used to be detachably connected to the top of the cylinder 11 through a thread, and the functional module 3 is one of a lighting module, an alcohol tester module, an electronic baton module, a parking sign module, a metal detector module, an electric baton module, an electronic roadblock cone module, an electric shock catcher module, and an acoustic and photoelectric shield module. In this embodiment, the functional module 3 is a lighting module, specifically a flashlight module, the flashlight module includes a lamp cup and a lamp bead arranged in the lamp cup, a driving board is provided at the bottom of the lamp bead, the driving board is arranged at the tail end of the flashlight module, and a power connection terminal is provided at the bottom of the driving board, and the power connection terminal is used to electrically connect the output board 18. Specifically, the number of the power connection terminals is three, corresponding to the positive pole, the negative pole and the voltage detection unit 183 of the power output unit, respectively. It is worth noting that in some other preferred embodiments, the functional module 3 can also be an alcohol tester module, an electronic baton module, a parking sign module, a metal detector module, an electric baton module, an electronic roadblock cone module, an electric shock arrester module or an acoustic and optical shield module. It is only necessary to remove the battery 12 part in the above-mentioned existing police equipment. It is also possible not to remove the original battery 12 part but only to set a thread at the tail of the original battery 12 part, and then connect the power module 1 through the thread.

[0064] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A power module, characterized in that: include: A hollow cylinder, the outer diameter of which is D, 30 mm ≤ D ≤ 39 mm, and a thread is provided on the outer edge of the top of the cylinder; A battery sleeved in the cylinder; An output board electrically connected to the battery is provided on the top of the battery, and at least a power output unit and a voltage detection unit are provided on the output board, and the voltage detection unit is used to detect the working voltage signal of the electrically connected external module; A control board is electrically connected to the output board and the battery, respectively, to receive the working voltage signal and control the voltage output by the battery.

2. The power module according to claim 1, characterized in that: The top of the cylinder is provided with a fixing ring for mounting the output plate, the inner side of the top of the cylinder is provided with threads, the fixing ring is connected to the top of the cylinder through threads, the output plate is fixedly connected to the bottom side of the fixing ring through fasteners, and a waterproof rubber ring is also embedded on the outer side of the cylinder.

3. A power module according to claim 1, characterized in that: The power output unit at least includes a power output positive electrode and a power output negative electrode. The output board is provided with a plurality of separation bars for separating the power output positive electrode, the power output negative electrode and the voltage detection unit.

4. The power module according to claim 3, characterized in that: The dividing strips are two and are in the shape of rings which are mutually nested, and divide the top surface of the output plate from the inside to the outside into the power supply output positive electrode, the voltage detection unit and the power supply output negative electrode.

5. The power module according to any one of claims 1 to 4, characterized in that: The control board is arranged at the bottom of the cylinder and below the battery. A power charging and discharging interface penetrating the side wall of the cylinder is also provided on the corresponding control board. The power charging and discharging interface includes at least one of a USB interface, a TYPE-C interface, and a DC interface. A rubber plug for sealing the power charging and discharging interface is also provided on the outside of the power charging and discharging interface.

6. The power module according to claim 5, characterized in that: The bottom of the cylinder is configured as an opening, a thread is provided in the opening, a step is provided above the thread, the opening is detachably connected to a fixed end cover via the thread, and an upwardly extending top block is provided on the inner side of the fixed end cover for fixing the control panel on the step when the thread is connected to the opening.

7. A power module according to claim 5, characterized in that: The control panel is also provided with a power display unit, including a plurality of LED indicator lights, and the LED indicator lights are arranged throughout the side wall of the cylinder.

8. The power module according to claim 6, characterized in that: It also includes a tail anti-slip ring. The outer side of the bottom of the cylinder is provided with threads, and the tail anti-slip ring is detachably connected to the bottom of the cylinder through the threads.

9. The power module according to claim 8, characterized in that: A window breaker is also provided at the tail end of the tail anti-slip ring.

10. A charging device for charging the power module according to any one of claims 1 to 9, characterized in that: include: The main body is provided with at least one socket for accommodating the insertion of the power module, and the bottom of the socket is provided with an elastic terminal for electrically connecting to the power output unit, and the elastic terminal is electrically connected to an external power supply.

11. The charging device according to claim 10, characterized in that: An annular groove is disposed on the outer edge of the cylinder, and a locking mechanism corresponding to the annular groove is disposed on the main body. When the power module is plugged into the socket, the locking mechanism fixes the annular groove to form a locked state.

12. The charging device according to claim 11, characterized in that: The locking mechanism includes: an ejector member arranged in the main body and facing the annular groove, the ejector member is elastically connected to the inner side wall of the main body, a release button is also arranged above the ejector member, and a button hole is arranged on the ejector member corresponding to the release button, the lower part of the release button is inserted into the button hole, and the bottom of the release button is configured to be an inclined surface, and the side wall of the button hole is correspondingly configured to be an inclined surface, so as to guide the ejector member to move in a direction away from the insertion hole when the release button is pressed, and the ejector member returns to be inserted into the insertion hole when the release button is raised.

13. The charging device according to claim 12, characterized in that: The front end of the ejector is configured as an inclined surface or an arc surface, and is elastically connected to the inner wall of the main body, so as to be squeezed back to avoid the power module when the power module is inserted into the socket.

14. The charging device according to claim 12, characterized in that: The number of the insertion holes is several, and the corresponding number of the locking mechanisms is not greater than the number of the insertion holes. One release button is used to control one or more ejection members.

15. The charging device according to claim 14, characterized in that: A plurality of ejection members are arranged in parallel and are respectively fixedly connected with mounting plates, the mounting plates are elastically connected to the inner side wall of the main body, the mounting plates are provided with the button holes, and the release buttons are inserted into the button holes.

16. The charging device according to claim 14, characterized in that: An indicator light for displaying the charging status of the power module in the socket is also provided on one side of each socket.

17. A system using a power module, characterized in that: include: The power module according to any one of claims 1 to 9; A functional module is used to be detachably connected to the top of the cylinder through threads, and the functional module is one of a lighting module, an alcohol tester module, an electronic baton module, a parking sign module, a metal detector module, an electric baton module, an electronic roadblock cone module, an electric shock catcher module, and an acoustic and optical shield module. An electrical terminal is provided at the bottom of the rear end of the functional module, and the electrical terminal is used to electrically connect to the output board.

18. The system using the power module according to claim 17, characterized in that: include: The number of the power connection terminals is three, corresponding to the positive pole, the negative pole of the power output unit and the voltage detection unit respectively.

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