High-voltage capacitor battery applied to standby power supply

Abstract

The utility model relates to a high-voltage capacitor battery applied to standby power. The high-voltage capacitor battery comprises a box body and a battery module, the battery module is fixedly arranged in the box body, the battery module comprises an outer bracket and a plurality of capacitor cell groups, the outer bracket is fixedly connected with the box body, the capacitor cell groups are fixedly arranged on the outer bracket, the plurality of capacitor cell groups are arranged on the outer bracket at intervals from top to bottom, and the capacitor cell groups are connected in series; the capacitor cell group comprises an insulating heat-conducting support, a plurality of capacitor cells and conducting strips, the plurality of capacitor cells are arranged on the insulating heat-conducting support, and the plurality of capacitor cells are electrically connected through the conducting strips. According to the high-voltage capacitor battery, the capacitor cell is adopted to replace a traditional ternary cell, so that the high-voltage capacitor battery applied to standby power is high in stability, long in cycle life and capable of being used in an environment of-40 DEG C to 60 DEG C; the manufacturing cost of the high-voltage capacitor battery applied to standby power is reduced, and the waterproof performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery technology field especially, and relates to a kind of high-voltage capacitor batteries applied to standby power class. BACKGROUND

[0002] The "5C" in 5C battery mainly refers to the discharge rate of the battery, in other words, a 5C battery is a battery that can be completely discharged in one-fifth of an hour. Currently, most 5C batteries are made of ternary cells. The ternary cells have poor chemical stability and large temperature difference, which affects the cycle life of the battery. To solve the above problems, 5C batteries generally need to be equipped with air cooling or water cooling systems. If an air cooling system is used, an air inlet and a heat dissipation air outlet need to be provided on the box, which will result in a low IP protection level of the 5C battery. If a water cooling system is used, the coolant needs to be replaced frequently, resulting in high cost. SUMMARY

[0003] Therefore, it is necessary to provide a high-voltage capacitor battery applied to standby power class to solve the problems of low IP protection level of 5C battery caused by using air cooling system and high cost caused by using water cooling system.

[0004] A high-voltage capacitor battery applied to standby power class includes:

[0005] a box; and

[0006] a battery module fixedly arranged in the box, the battery module including an outer support and a capacitor cell group, the outer support being fixedly connected with the box, the capacitor cell group being fixedly arranged on the outer support, the number of capacitor cell groups being multiple, the multiple capacitor cell groups being arranged on the outer support in a spaced manner from top to bottom, the capacitor cell groups being connected in series, the capacitor cell group including an insulating heat-conducting support, capacitor cells, and conductive sheets, the number of capacitor cells being multiple, the multiple capacitor cells being arranged on the insulating heat-conducting support, and the multiple capacitor cells being electrically connected through the conductive sheets.

[0007] The high-voltage capacitor battery for standby power application adopts a capacitor cell to replace a traditional ternary cell, so that the high-voltage capacitor battery for standby power application has high stability and long cycle life and can be used in an environment of-40 DEG C to 60 DEG C; since the capacitor cell is fixed on the insulating heat-conducting support, heat generated by the capacitor cell can be dissipated through the insulating heat-conducting support, the outer support and the box in the working process, so that a liquid cooling system does not need to be arranged in the high-voltage capacitor battery for standby power application to cool the capacitor cell, the manufacturing cost of the high-voltage capacitor battery for standby power application is effectively reduced, and a forced air cooling system does not need to be arranged, so that the box does not need to be additionally provided with a matching heat dissipation hole, and the waterproof performance of the high-voltage capacitor battery for standby power application can be effectively improved.

[0008] In one of the embodiments, the insulating heat-conducting support comprises insulating heat-conducting members, a connecting column and insulating partitions, the number of the insulating heat-conducting members is two, the two insulating heat-conducting members are separated by the connecting column, the number of the insulating partitions is two, the two insulating partitions are arranged at two ends of the two insulating heat-conducting members, the connecting column is provided with a fixing hole in the axial direction, the insulating partitions are provided with mounting holes matched with the fixing hole, a bolt passes through the mounting hole and matches with the fixing hole, and the insulating partitions are fixedly connected with the connecting column.

[0009] In one of the embodiments, the insulating heat-conducting members are arranged in a honeycomb structure formed by a plurality of through holes.

[0010] In one of the embodiments, the insulating heat-conducting members are provided with limiting blocks, the limiting blocks are arranged at equal intervals in the circumferential direction of the through holes, the capacitor cells are clamped into the through holes, and the limiting blocks abut against the capacitor cells.

[0011] In one of the embodiments, the height of the limiting block is greater than the height of the superposition of the pole end of the capacitor cell and the conductive sheet.

[0012] In one of the embodiments, the outer support comprises support plates, a main support frame, side support frames and a rear support frame, the number of the support plates is multiple, the multiple support plates are arranged at intervals in the vertical direction of the main support frame, the main support frame is fixedly connected with the box, the side support frames are fixedly connected with the box, three support plates arranged at intervals upward from the bottom of the main support frame are fixedly connected with the side support frames, the rear support frame is fixedly connected with the box, and the remaining support plates are fixedly connected with the rear support frame.

[0013] In one of the embodiments, the outer support further comprises a cushion frame, the cushion frame is fixedly connected with the support plates, and the capacitor cell group is fixedly connected with the cushion frame.

[0014] In one embodiment, the capacitor cell assembly located at the bottom of the housing is fixedly connected to the housing via the pad frame.

[0015] In one embodiment, the high-voltage capacitor battery used for backup power further includes a sealing plate and a sealing ring, the main support frame is provided with a wiring port, the sealing plate seals the wiring port, and the sealing ring is provided on the sealing plate and the main support frame.

[0016] In one embodiment, the high-voltage capacitor battery used for backup power further includes a mounting plate and a control system. The mounting plate is fixedly disposed in the housing, the control system is fixedly disposed on the mounting plate, and the battery module is electrically connected to the control system. Attached Figure Description

[0017] Figure 1 This is a structural diagram of a high-voltage capacitor battery assembly applied to backup power in one embodiment of the present invention;

[0018] Figure 2 For example Figure 1 The diagram shows the internal assembly structure of a high-voltage capacitor battery used in backup power applications.

[0019] Figure 3 For example Figure 1 The diagram shows the battery module assembly structure for high-voltage capacitor batteries used in backup power applications.

[0020] Figure 4 For example Figure 1 The diagram shows the assembly structure of the capacitor cell pack in a high-voltage capacitor battery used for backup power applications.

[0021] Figure 5 for Figure 4 Enlarged view of section A.

[0022] The meanings of the numbers in the attached diagram are as follows:

[0023] 100 - High-voltage capacitor batteries used in backup power applications;

[0024] 10-Box;

[0025] 20-Battery module, 21-Outer bracket, 211-Support plate, 212-Main support frame, 2121-Connecting port, 213-Side support frame, 214-Rear support frame, 215-Pad frame, 22-Capacitor cell assembly, 221-Insulated and heat-conducting bracket, 2211-Insulated and heat-conducting component, 2212-Connecting column, 2213-Limiting block, 222-Capacitor cell, 223-Conductive sheet, 2231-Leaning hole, 224-Insulated partition;

[0026] 30 - Mounting plate;

[0027] 40 - Control system. DETAILED DESCRIPTION

[0028] In order to make the above objectives, characteristics and advantages of the present application more apparent, specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different ways beyond the specific details set forth herein without departing from the scope of the present application. It should be noted that the present application is not limited in scope to the particular embodiments described herein. It is contemplated that other embodiments will occur to those skilled in the art upon a reading and understanding of the description of the present application. Such embodiments are intended to be included within the scope of the present application. In other words, it is contemplated that the application will include all changes and modifications that come within the spirit and scope of the claims. It is further noted that the claims can be drafted to exclude any elements or steps from the application as such elements or steps are not required to practice the application and therefore should state in the claims that the application encompasses other combinations of the elements, or steps, other than the specific embodiments disclosed herein.

[0029] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like 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 the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0030] In addition, the terms "first", "second", "third", etc. are used only for descriptive purposes and should not be construed as indicating or implying relative importance or a specific number of the technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0031] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0033] It should be noted that when an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only embodiment.

[0034] Please refer to Figures 1 to 2 , the utility model discloses an embodiment of the application is applied to the high voltage capacitor battery 100 of standby power class, including box 10 and battery module 20, battery module 20 is located in the box 10.

[0035] Please refer to Figures 1 to 3 , the battery module 20 includes outer support 21 and capacitor core 222 group 22, the outer support 21 includes support plate 211, main support frame 212, side support frame 213 and rear support frame 214, the number of support plate 211 is multiple, multiple support plate 211 is vertically spaced apart along the main support frame 212, the main support frame 212 is fixedly connected with the box 10, the side support frame 213 is fixedly connected with the box 10, three support plates 211 spaced apart from the bottom of the main support frame 212 upwards are fixedly connected with the side support frame 213, the rear support frame 214 is fixedly connected with the box 10, and the remaining support plates 211 are fixedly connected with the rear support frame 214. Adjacent two support plates 211 are provided with one capacitor core 222 group 22.

[0036] Please refer to Figure 3 , the outer support 21 further includes pad frame 215, the pad frame 215 is fixedly connected with the support plate 211, and the capacitor core 222 group 22 is fixedly connected with the pad frame 215. The capacitor core 222 group 22 located at the bottom of the box 10 is fixedly connected with the box 10 through the pad frame 215.

[0037] Please refer toFigures 3 to 5 The number of the capacitor core 222 groups 22 is multiple, and the multiple capacitor core 222 groups 22 are arranged on the outer support 21 in a top-down manner, and are connected in series. The capacitor core 222 group 22 comprises an insulating heat-conducting support 221, a capacitor core 222, and a conductive sheet 223. The insulating heat-conducting support 221 comprises an insulating heat-conducting member 2211 and a connecting column 2212. The number of the insulating heat-conducting member 2211 is two, and the two insulating heat-conducting members 2211 are separated by the connecting column 2212. The insulating heat-conducting member 2211 is arranged in a honeycomb structure formed by a plurality of through holes. The material of the insulating heat-conducting member 2211 is heat-conducting silica gel. The heat of the capacitor core 222 can be effectively dissipated outward through the outer support 21 and the box body 10, so that the air cooling system or the liquid cooling system is not needed to cool the capacitor core 222, and the manufacturing cost of the high-voltage capacitor battery 100 applied to the power supply type is effectively reduced. Since the air cooling system is not needed, the box body 10 does not need to be additionally provided with a heat dissipation hole, so that the waterproof performance of the high-voltage capacitor battery 100 applied to the power supply type can be effectively improved.

[0038] Please refer to Figures 3 to 5 The insulating heat-conducting member 2211 is provided with a limiting block 2213, the limiting block 2213 is arranged in a circumferential equidistant manner along the through hole, the capacitor core 222 is clamped into the through hole, and the limiting block 2213 abuts against the capacitor core 222. The height of the limiting block 2213 is greater than the height of the pole end of the capacitor core 222 and the conductive sheet 223. The limiting block 2213 is arranged on one side to limit and fix the capacitor core 222. The conductive sheet 223 is provided with a gap hole 2231 for the limiting block 2213 to extend out.

[0039] Please refer to Figures 3 to 5 The insulating heat-conducting support 221 further comprises an insulating partition plate 224. The number of the insulating partition plate 224 is two, and the two insulating partition plates 224 are separately arranged at the two ends of the two insulating heat-conducting members 2211. The connecting column 2212 is axially provided with a fixing hole, the insulating partition plate 224 is provided with a mounting hole matched with the fixing hole, a bolt passes through the mounting hole and matches with the fixing hole, and the insulating partition plate 224 is fixedly connected with the connecting column 2212. The position of the conductive sheet 223 is limited by the cooperation of the limiting block 2213 and the insulating partition plate 224, so that the short circuit phenomenon caused by the contact between the conductive sheet 223 and the cushion support 215 can be effectively avoided, and the safety performance of the high-voltage capacitor battery 100 applied to the power supply type can be effectively improved.

[0040] Please refer to Figure 3The high-voltage capacitor battery 100 applied to the power backup type further comprises a sealing plate and a sealing ring, the main support frame 212 is provided with a wiring port 2121, the sealing plate blocks the wiring port 2121, and the sealing ring is arranged on the sealing plate and the main support frame 212. The sealing plate and the sealing ring can further improve the waterproof performance of the high-voltage capacitor battery 100 applied to the power backup type, so that the waterproof level of IP67 can be achieved.

[0041] Please refer to Figure 2 The high-voltage capacitor battery 100 applied to the power backup type further comprises a mounting plate 30 and a control system 40, the mounting plate 30 is fixedly arranged in the box body 10, the control system 40 is fixedly arranged on the mounting plate 30, and the battery module 20 is electrically connected with the control system 40.

[0042] The working principle of the high-voltage capacitor battery 100 applied to the power backup type in the embodiment is as follows: since the capacitor core 222 is fixed on the insulating heat-conducting support 221, in the working process, the heat generated by the capacitor core 222 can be dissipated through the insulating heat-conducting support 221, the outer support 21 and the box body 10, so that a liquid cooling system does not need to be arranged in the high-voltage capacitor battery 100 applied to the power backup type to cool the capacitor core 222, the manufacturing cost of the high-voltage capacitor battery 100 applied to the power backup type is effectively reduced, and a forced air cooling system does not need to be arranged, so that the box body 10 does not need to be additionally provided with a matched heat dissipation hole, and the waterproof performance of the high-voltage capacitor battery applied to the power backup type can be effectively improved.

[0043] The high-voltage capacitor battery 100 applied to the power backup type in the embodiment is characterized in that: the capacitor core 222 is adopted to replace the traditional ternary core, the stability of the high-voltage capacitor battery 100 applied to the power backup type is high, the cycle life is long, and the high-voltage capacitor battery 100 applied to the power backup type can be used in an environment of-40 DEG C to 60 DEG C; since the capacitor core 222 is fixed on the insulating heat-conducting support 221, in the working process, the heat generated by the capacitor core 222 can be dissipated through the insulating heat-conducting support 221, the outer support 21 and the box body 10, so that a liquid cooling system does not need to be arranged in the high-voltage capacitor battery 100 applied to the power backup type to cool the capacitor core 222, the manufacturing cost of the high-voltage capacitor battery 100 applied to the power backup type is effectively reduced, a forced air cooling system does not need to be arranged, the box body 10 does not need to be additionally provided with a matched heat dissipation hole, and the waterproof performance of the high-voltage capacitor battery applied to the power backup type can be effectively improved.

[0044] The technical features of the above-described embodiments can be combined in any manner, and to make the description concise, all possible combinations of the technical features in the above-described embodiments are not described, but as long as the combinations of the technical features do not exist, they should be considered as the scope of the description.

[0045] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several modifications and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A high-voltage capacitor battery for backup power applications, characterized in that, include: Box; as well as A battery module is fixedly installed inside a housing. The battery module includes an outer support and a capacitor cell assembly. The outer support is fixedly connected to the housing. The capacitor cell assembly is fixedly installed on the outer support. There are multiple capacitor cell assemblies, which are spaced apart from top to bottom on the outer support and connected in series. Each capacitor cell assembly includes an insulating and heat-conducting support, capacitor cells, and conductive sheets. There are multiple capacitor cells, which are installed on the insulating and heat-conducting support and electrically connected to each other through the conductive sheets.

2. The high-voltage capacitor battery for backup power applications according to claim 1, characterized in that, The insulating heat-conducting bracket includes insulating heat-conducting components, connecting columns, and insulating partitions. There are two insulating heat-conducting components, which are separated by the connecting columns. There are also two insulating partitions, which are located at opposite ends of the two insulating heat-conducting components. The connecting columns have axially arranged fixing holes, and the insulating partitions have mounting holes that fit the fixing holes. Bolts pass through the mounting holes and engage with the fixing holes, thus fixing the insulating partitions to the connecting columns.

3. The high-voltage capacitor battery for backup power applications according to claim 2, characterized in that, The insulating and heat-conducting component is configured with a honeycomb structure formed by several through holes.

4. The high-voltage capacitor battery for backup power applications according to claim 3, characterized in that, The insulating and heat-conducting component is provided with limiting blocks, which are equally spaced along the circumference of the through hole. The capacitor cell is inserted into the through hole, and the limiting blocks abut against the capacitor cell.

5. The high-voltage capacitor battery for backup power applications according to claim 4, characterized in that, The height of the limiting block is greater than the height of the capacitor cell's extreme point superimposed on the conductive sheet.

6. The high-voltage capacitor battery for backup power applications according to claim 1, characterized in that, The external support includes a support plate, a main support frame, side support frames, and a rear support frame. There are multiple support plates, which are spaced apart vertically along the main support frame. The main support frame is fixedly connected to the housing, the side support frames are fixedly connected to the housing, three support plates spaced apart from the bottom of the main support frame are fixedly connected to the side support frames, the rear support frame is fixedly connected to the housing, and the remaining support plates are fixedly connected to the rear support frame.

7. The high-voltage capacitor battery for backup power applications according to claim 6, characterized in that, The outer support also includes a pad frame, which is fixedly connected to the support plate, and the capacitor cell assembly is fixedly connected to the pad frame.

8. The high-voltage capacitor battery for backup power applications according to claim 7, characterized in that, The capacitor cell assembly located at the bottom of the housing is fixedly connected to the housing via the pad frame.

9. The high-voltage capacitor battery for backup power applications according to claim 6, characterized in that, It also includes a sealing plate and a sealing ring. The main support frame is provided with a wiring port. The sealing plate blocks the wiring port. The sealing ring is provided on the sealing plate and the main support frame.

10. The high-voltage capacitor battery for backup power applications according to claim 1, characterized in that, It also includes a mounting plate and a control system. The mounting plate is fixedly installed inside the housing, and the control system is fixedly installed on the mounting plate. The battery module is electrically connected to the control system.

Images