CN216288011U

CN216288011U - Composite capacitor battery device

Info

Publication number: CN216288011U
Application number: CN202122766109.4U
Authority: CN
Inventors: 郭琳云; 甘兴林; 王甫; 金超; 牛帅
Original assignee: Xi'an Xinghui Electric Power Technology Co ltd
Current assignee: Xi'an Xinghui Electric Power Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-12
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a composite capacitance battery device, wherein an electric core is arranged in a lower cover of a battery compartment, an upper cover of the battery compartment is connected with the lower cover of the battery compartment, a battery protection board is arranged in the upper cover of the battery compartment, a side edge of the upper cover of the battery compartment is provided with a plugging port, the positive pole of the plugging port is connected with the battery protection board through a cable, the battery protection board is connected with the electric core, the electric core is connected with the negative pole of the plugging port through a cable, the electric core comprises a positive collecting electrode, a negative collecting electrode and a diaphragm, the diaphragm is arranged between the positive collecting electrode and the negative collecting electrode, the upper cover of the battery compartment is provided with a first heat-preserving cavity, and the lower cover of the battery compartment is provided with a second heat-preserving cavity. The utility model has the beneficial effects that: the battery core adopts a double-layer capacitor battery core, has a wide temperature range and has the high-current working characteristic of a super capacitor, and the battery bin cover is provided with the heat preservation cavity and the fireproof heat preservation layer which play a role in heat preservation, so that the discharging capacity of the battery is prevented from being influenced by the external environment temperature, and the reliability of the product is improved.

Description

Composite capacitor battery device

Technical Field

The utility model relates to the technical field of FTU (fiber to the Unit) standby power supplies, in particular to a composite capacitor battery device.

Background

At present, the backup power supply of an intelligent acquisition terminal in the industry mostly adopts a common lead-acid battery. When the high-voltage side is dead, the lead-acid battery maintaining device works for a period of time, the operation of a switch also needs to be ensured in the period, and in addition, few industries adopt lithium iron phosphate batteries which have smaller weight and volume under the same capacity. However, both lead-acid batteries and lithium iron phosphate batteries have insufficient low-temperature discharge characteristics. The discharge capacity of the battery is sharply reduced at the temperature of-40 ℃, the endurance time of the device is seriously influenced, and most seriously, the switching operation cannot be ensured, so that a lot of troubles are caused to line operation and maintenance personnel.

The power consumption of the power distribution terminal during normal standby operation is low, and a battery is required to output large current instantly when the switch acts. The lead-acid battery can meet the scene under the condition of normal temperature, but the discharge capacity of the lead-acid or lithium iron phosphate battery can be obviously reduced at low temperature, and the battery can not output large current, so that the switching action can fail.

Therefore, it is necessary to provide a composite capacitor battery device for the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings in the prior art, the present invention provides a composite capacitor battery device to solve the above-mentioned problems.

The utility model provides a composite capacitor battery device, includes battery compartment upper cover, battery compartment lower cover, battery protection shield and a plurality of group's electric core, a plurality of group's electric core are installed in the battery compartment lower cover, the battery compartment upper cover passes through the bolt and is connected with the battery compartment lower cover, the battery protection shield sets up in the battery compartment upper cover, the side of battery compartment upper cover is provided with the interface, the anodal battery protection shield of passing through the cable of interface, the electric core is connected to the battery protection shield, the electric core passes through the negative pole of cable junction interface, the electric core includes positive collecting electrode, negative collector and diaphragm, the diaphragm set up in between positive collecting electrode and the negative collector, the battery compartment upper cover is provided with first heat preservation chamber, the battery compartment lower cover is provided with second heat preservation chamber.

Preferably, the inner walls of the upper cover and the lower cover of the battery compartment are both filled with a fire-resistant insulating layer.

Preferably, the fire-resistant heat-insulating layer is made of aluminum silicate fiber cotton.

Preferably, a partition board is arranged between two adjacent battery cores.

Preferably, an electrolyte is filled between the positive collector and the negative collector.

Preferably, the positive collector and the negative collector both adopt carbon nanotube electrode materials.

Preferably, a hand-held strap is connected to the side edge of the lower cover of the battery compartment.

Compared with the prior art, the utility model has the beneficial effects that: the battery cell adopts a double-layer capacitor battery cell, has a wide temperature range and has the high-current working characteristic of a super capacitor, and the battery bin cover is provided with the heat preservation cavity and the fireproof heat preservation layer which play a role in heat preservation, so that the discharge capacity of the battery is prevented from being influenced by the external environment temperature, the problem of poor low-temperature characteristics of the conventional lead-acid battery and the lithium iron phosphate battery is solved, the reliability of the product is improved, and meanwhile, the product can be expanded to be applied in northern areas.

Drawings

FIG. 1 is a schematic diagram of a composite capacitive battery device according to the present invention;

FIG. 2 is a view showing the structure of the upper cover of the battery compartment according to the present invention;

FIG. 3 is a view showing the structure of the lower cover of the battery compartment according to the present invention;

fig. 4 is a diagram of a cell structure according to the present invention.

Reference numbers in the figures: 1. an upper cover of the battery compartment; 2. a lower cover of the battery compartment; 3. a battery protection plate; 4. an electric core; 5. an interface; 6. a positive collector electrode; 7. a negative collector electrode; 8. a diaphragm; 9. a first heat preservation cavity; 10. a second heat preservation cavity; 11. a fire-resistant insulating layer; 12. a partition plate; 13. a hand-held belt.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 in combination with fig. 2 to 4, a composite capacitor battery device includes a battery compartment upper cover 1, a battery compartment lower cover 2, a battery protection plate 3 and a plurality of groups of battery cells 4, the battery cells 4 are arranged in the battery bin lower cover 2, the battery bin upper cover 1 is connected with the battery bin lower cover 2 through bolts, the battery protection board 3 is arranged in the battery compartment upper cover 1, the side edge of the battery compartment upper cover 1 is provided with an insertion port 5, the positive pole of the interface 5 is connected with the battery protection board 3 through a cable, the battery protection board 3 is connected with the battery core 4, the battery cell 4 is connected with the negative electrode of the interface 5 through a cable, the battery cell 4 comprises a positive collector 6, a negative collector 7 and a diaphragm 8, the diaphragm 6 is arranged between the positive collector 6 and the negative collector 7, the upper cover 1 of the battery compartment is provided with a first heat preservation cavity 9, and the lower cover 2 of the battery compartment is provided with a second heat preservation cavity 10.

Wherein first heat preservation chamber 9 and second heat preservation chamber 10 play thermal-insulated heat preservation effect, avoid the electric core in the battery compartment to receive external environment temperature and influence the discharge capacity, avoid external high temperature environment and influence electric core simultaneously, then can influence the safety of electric core if electric core high temperature.

Furthermore, the inner walls of the upper cover 1 and the lower cover 2 of the battery compartment are both filled with a fire-resistant insulating layer 11.

The beneficial effects of the further technical scheme are that: the fire-resistant heat-insulating layer 11 plays a role in heat insulation on one hand and a role in fire prevention on the other hand.

Furthermore, the fire-resistant heat-insulating layer 11 is made of aluminum silicate fiber cotton.

The beneficial effects of the further technical scheme are that: the aluminum silicate fiber cotton has good fireproof and heat-preservation effects and can resist high temperature of more than 1000 ℃.

Further, a partition plate 12 is arranged between two adjacent electric cores 4.

The beneficial effects of the further technical scheme are that: the partition board 12 makes two adjacent electric cores have a certain gap distance, so that the electric cores have a certain heat dissipation space, and the over-high temperature of the electric cores during working is avoided.

Further, an electrolyte is filled between the positive collector 6 and the negative collector 7.

The beneficial effects of the further technical scheme are that: the electrolyte adopts TEABF4 or LiClO4, wherein the volume of the electrolyte adopts PC, ACN, GBL and THL.

Further, the positive collector electrode 6 and the negative collector electrode 7 both adopt carbon nanotube electrode materials.

The beneficial effects of the further technical scheme are that: the carbon nano tube electrode material has good electricity collecting and discharging effects, storage density and energy density.

Further, a hand strap 13 is connected to the side edge of the battery compartment lower cover 2.

The beneficial effects of the further technical scheme are that: the hand strap 13 is portable.

Compared with the prior art, the utility model has the beneficial effects that: the battery core adopts a double-layer capacitor battery core, has a wide temperature range of-40-85 ℃, has the heavy-current working characteristic of a super capacitor, and is provided with heat preservation cavities (a first heat preservation cavity 9 and a second heat preservation cavity 10) and a fireproof heat preservation layer 11 on the cover of the battery bin, wherein the heat preservation cavities and the fireproof heat preservation layer 1 play a role in heat preservation, thereby avoiding the influence of external environment temperature on the discharge capacity of the battery, solving the problem of poor low-temperature characteristics of the conventional lead-acid battery and the lithium iron phosphate battery, improving the reliability of the product, and simultaneously expanding the product to be applied in northern areas.

The working principle is as follows:

a plurality of battery cells 4 are arranged in a battery bin lower cover 1, a partition plate 12 is arranged between every two adjacent battery cells 4, a plug-in port 5 is arranged on the side edge of the battery bin upper cover 1, the positive electrode of the plug-in port 5 is connected with a battery protection plate 3 through a cable, the battery protection plate 3 is connected with the battery cells 4, the battery cells 4 are connected with the negative electrode of the plug-in port 5 through a cable, the plug-in port 4 is externally connected with a power supply during charging, the battery cells 4 are charged by the external power supply, external load equipment is connected through the plug-in port 5 during discharging, and the battery cells 4 discharge to provide power for the external load equipment (FTU: power distribution switch monitoring terminal).

The battery protection board (circuit board) 3 is provided with a power management circuit, a charging circuit and a discharging circuit, and is used for protecting and controlling the normal discharging and charging functions of the electric energy of the battery core.

The composite capacitor battery is also called as a composite pulse capacitor battery or a double electric layer capacitor, has the characteristics of a lithium ion battery and a super capacitor, and realizes energy storage close to the energy density of the lithium ion battery by embedding and separating lithium ions in positive and negative electrode materials; however, unlike lithium ion batteries, the depth of ion extraction is small and the discharge capacity of the composite capacitor battery is close to that of a super capacitor, and the composite capacitor battery has low-temperature and high-current discharge capacity and is mainly applied to the fields of Internet of things systems, container intelligent systems, GPS positioning systems and the like.

The utility model introduces the composite capacitor battery into the intelligent power distribution terminal, the power consumption of the power distribution terminal is very low when the power distribution terminal is in normal standby operation, the battery is required to output large current instantly when the switch acts, the composite capacitor battery has a wide temperature range of-40 ℃ to 85 ℃, and the composite capacitor battery has the large current working characteristic of a super capacitor, so the composite capacitor battery is very suitable for being used in the intelligent power distribution terminal.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A composite capacitive battery device, comprising: comprises a battery compartment upper cover (1), a battery compartment lower cover (2), a battery protection board (3) and a plurality of battery cells (4), wherein the battery cells (4) are arranged in the battery compartment lower cover (2), the battery compartment upper cover (1) is connected with the battery compartment lower cover (2), the battery protection board (3) is arranged in the battery compartment upper cover (1), the side edge of the battery compartment upper cover (1) is provided with a socket (5), the positive pole of the socket (5) is connected with the battery protection board (3) through a cable, the battery protection board (3) is connected with the battery cells (4), the battery cells (4) are connected with the negative pole of the socket (5) through a cable, the battery cells (4) comprise positive collecting electrodes (6), negative collecting electrodes (7) and diaphragms (8), and the diaphragms (8) are arranged between the positive collecting electrodes (6) and the negative collecting electrodes (7), the battery compartment upper cover (1) is provided with a first heat preservation cavity (9), and the battery compartment lower cover (2) is provided with a second heat preservation cavity (10).

2. A composite capacitor battery device as defined in claim 1, wherein: and the inner walls of the upper battery compartment cover (1) and the lower battery compartment cover (2) are filled with fire-resistant heat-insulating layers (11).

3. A composite capacitor battery device as defined in claim 2, wherein: the fire-resistant heat-insulating layer (11) is made of aluminum silicate fiber cotton.

4. A composite capacitor battery device as defined in claim 1, wherein: a partition board (12) is arranged between two adjacent electric cores (4).

5. A composite capacitor battery device as defined in claim 1, wherein: electrolyte is filled between the positive collector electrode (6) and the negative collector electrode (7).

6. A composite capacitor battery device as defined in claim 1, wherein: the positive collector electrode (6) and the negative collector electrode (7) are made of carbon nano tube electrode materials.

7. A composite capacitor battery device as defined in claim 1, wherein: the side edge of the battery compartment lower cover (2) is connected with a hand-held belt (13).