CN216929622U - Lithium electricity energy storage integrated system - Google Patents

Lithium electricity energy storage integrated system Download PDF

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Publication number
CN216929622U
CN216929622U CN202123257803.XU CN202123257803U CN216929622U CN 216929622 U CN216929622 U CN 216929622U CN 202123257803 U CN202123257803 U CN 202123257803U CN 216929622 U CN216929622 U CN 216929622U
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China
Prior art keywords
battery
contact
energy storage
opening
cluster
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CN202123257803.XU
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Chinese (zh)
Inventor
刘随生
瞿建国
彭英海
汤小东
白正阁
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Beihai Lantian Energy Construction Engineering Co ltd
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Beihai Lantian Energy Construction Engineering Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model discloses a lithium battery energy storage integrated system which comprises a battery cluster and a power distribution cabinet, wherein the positive end and the negative end of the battery cluster are connected to a bus, and the bus of the power distribution cabinet is directly connected with the battery cluster and is connected with an outgoing cable through a switch; the battery cluster comprises a battery module, a male contact, a female contact and a cable, wherein the male contact is fixedly connected to the positive electrode and the negative electrode of the battery module, the female contact is fixed to the battery cluster cabinet body and connected with the cable, and the battery module is connected with the female contact on the battery cluster in a plug-in mode through the male contact of the battery module and the female contact on the battery cluster. According to the utility model, the battery module is assembled and installed on the battery cluster by adopting the plug-in contact, so that the installation efficiency and the replaceability are improved, and the availability of the energy storage system is greatly improved; on the other hand, the positive bus and the negative bus are arranged at the bottom or the top of the battery cluster cabinet body, the battery clusters are directly communicated with the buses of the power distribution cabinet, a junction cabinet and a connecting cable are omitted, the economy is improved, and the reliability is improved due to the fact that the number of joints is reduced.

Description

Lithium electricity energy storage integrated system
Technical Field
The utility model relates to the field of lithium battery energy storage equipment, in particular to a lithium battery energy storage integrated system.
Background
Lithium battery energy storage has become a mainstream energy storage technology at present, and is widely applied to the vigorous development of new energy. The current lithium battery energy storage integration mode is that battery modules are fixedly installed on battery clusters and are fixedly connected with each other through electric conductors and bolts, and the output of each battery cluster is connected to a junction box through cables and then led out through a power distribution cabinet. On one hand, the efficiency is low during installation, and particularly, when one battery module needs to be replaced in operation, the working procedure is complicated, the power failure time and the maintenance time are long, so that the availability of the energy storage system is influenced; on the other hand, the output of each battery cluster is connected to the collecting cabinet by adopting a cable, so that the number of joints and the material consumption are increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium battery energy storage integrated system which can facilitate the installation of a battery module, can realize quick replacement in operation, optimizes an integrated mode and saves material cost.
In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:
a lithium battery energy storage integrated system comprises a cabinet body provided with a battery cluster and a power distribution cabinet, wherein the positive end and the negative end of the battery cluster are connected to a bus, the bus of the power distribution cabinet is directly connected with the battery cluster, and the bus of the power distribution cabinet is connected with an outgoing cable through a switch; the battery cluster comprises a battery module, a male contact, a female contact and a cable, wherein the male contact is fixedly connected to the positive electrode and the negative electrode of the battery module, the female contact is fixed to the cabinet body of the battery cluster and connected with the cable, and the male contact and the female contact are connected in a plug-in mode.
Furthermore, the male contact and the female contact respectively comprise a contact box, a conductor and an insulating plug-in unit, the contact box is of a structure with openings on two sides and comprises a first opening and a second opening, the conductor is arranged at the first opening, and the insulating plug-in unit is arranged at the edge of the second opening; the conductor of the male contact is connected with the battery module, and the conductor of the female contact is connected with the cable. And the second openings of the male contact and the female contact are provided with insulating plug-in units, so that the situations of electric leakage and electric shock caused when the electric conductor touches the connecting part during battery installation and after the battery installation is finished are prevented, and the safety performance of the system is improved.
Further, the male contact also comprises a pre-tensioning piece, and the pre-tensioning piece is embedded in the male contact from the second opening and is connected with the conductor.
Furthermore, the female contact also comprises a clamping piece, the clamping piece is fixed at the second opening through a fixing frame and connected with the conductor, and the clamping piece is matched with the pre-tensioning piece.
Further, the insulating plug-in components include preceding plug-in components and back plug-in components, and preceding plug-in components set up in the open-ended front end of second, and back plug-in components set up in the open-ended rear end of second.
Further, the number of the battery clusters is at least one.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the battery module is mounted on the battery cluster by adopting the plug-in contact, so that the mounting efficiency and the replaceability are improved, the battery module can be replaced within several seconds, the power failure time is short, and the availability of the energy storage system is greatly improved; on the other hand, the positive bus and the negative bus are arranged at the two ends of the battery cluster and are directly communicated with the buses of the power distribution cabinet, so that a junction cabinet and a connecting cable are omitted, the economy is improved, and the reliability is improved due to the reduction of the number of joints.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a view of the male contact structure;
fig. 3 is a structural view of the female contact.
In the figure: a battery cluster 1; a power distribution cabinet 2; a bus bar 3; a lead-out cable 4; a battery module 5; a male contact 6; a female contact 7; a cable 8; a contact box 9; a conductor 10; an insulating insert 11; a pre-tensioning member 12; a clamping member 13; a fixed frame 14; a front plug-in 15; a rear insert 16.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
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.
As shown in fig. 1, a lithium battery energy storage integrated system is characterized by comprising a cabinet body provided with a battery cluster 1 and a power distribution cabinet 2, wherein the positive end and the negative end of the battery cluster 1 are connected to a bus 3, the bus 3 of the power distribution cabinet 2 is directly connected with the battery cluster 1, and the bus of the power distribution cabinet 2 is connected with a lead-out cable 4 through a switch; the battery cluster 1 comprises a battery module 5, a male contact 6, a female contact 7 and a cable 8, wherein the male contact 6 is fixedly connected to the positive electrode and the negative electrode of the battery module 5, the female contact 7 is fixed on the cabinet body of the battery cluster 1 and connected with the cable 8, and the male contact 6 is connected with the female contact 7 in a plug-in mode.
The male contact 6 and the female contact 7 both comprise a contact box 9, a conductor 10 and an insulating plug-in 11, wherein the contact box 9 is of a structure with openings on two sides and comprises a first opening and a second opening, the conductor 10 is arranged at the first opening, and the insulating plug-in 11 is arranged at the edge of the second opening; the conductor 10 of the male contact 6 is connected to the battery module 5, and the conductor 10 of the female contact 7 is connected to the cable 8. The insulating plug-in 11 is arranged at the second openings of the male contact 6 and the female contact 7, so that the situations of electric leakage and electric shock caused by the fact that the electric conductors touch the connecting parts when the battery module 5 is installed and after the battery module is installed are prevented, and the safety performance of the system is improved.
In one embodiment, the male contact 6 further includes a pre-tensioning member 12, the pre-tensioning member 12 being embedded within the male contact 6 from the second opening and connected to the conductor 10. The female contact 7 further comprises a clamping member 13, the clamping member 13 is fixed at the second opening through a fixing frame 14 and is connected with the conductor 10, and the clamping member 13 is matched with the pre-tensioning member 12. Through the pretension piece 12 and the clamping piece 13 that match each other, can make things convenient for battery module 5's installation to change, change battery module 5 and just can accomplish for a few seconds, the power off time is shorter, has greatly improved energy storage system's availability.
In one embodiment, the insulating insert 11 comprises a front insert 15 and a rear insert 16, the front insert 15 being disposed at a front end of the second opening and the rear insert 16 being disposed at a rear end of the second opening.
In one embodiment, there is at least one battery cluster 1, and as shown in fig. 1, the bus bars 3 at the bottom or top of each battery cluster 1 are communicated with each other and with the bus bars 3 at the bottom or top of the power distribution cabinet 2, and are output via the lead-out cables 4 connected to the power distribution cabinet 2, thereby eliminating a bus bar cabinet and cables for connection, not only improving economy, but also improving reliability due to the reduction of the number of joints.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. A lithium battery energy storage integrated system is characterized by comprising a cabinet body provided with a battery cluster and a power distribution cabinet, wherein the positive end and the negative end of the battery cluster are connected to a bus, the bus of the power distribution cabinet is directly connected with the battery cluster, and the bus of the power distribution cabinet is connected with an outgoing cable through a switch; the battery cluster comprises a battery module, a male contact, a female contact and a cable, wherein the male contact is fixedly connected to the positive electrode and the negative electrode of the battery module, the female contact is fixed to the cabinet body of the battery cluster and connected with the cable, and the male contact and the female contact are connected in a plug-in mode.
2. The lithium battery energy storage integrated system according to claim 1, wherein the male contact and the female contact each comprise a contact box, a conductor and an insulating plug-in unit, the contact box is of a two-side opening structure and comprises a first opening and a second opening, the conductor is arranged at the first opening, and the insulating plug-in unit is arranged at the edge of the second opening; the conductor of the male contact is connected with the battery module, and the conductor of the female contact is connected with the cable.
3. The lithium battery energy storage integrated system of claim 2, wherein the male contact further comprises a pre-tensioning member embedded within the male contact from the second opening and connected to the conductor.
4. The lithium battery energy storage integrated system according to claim 3, wherein the female contact further comprises a clamping member fixed at the second opening through a fixing frame and connected with the conductor, and the clamping member is matched with the pre-tensioning member.
5. The lithium battery energy storage integrated system of claim 2, wherein the insulating inserts comprise a front insert and a rear insert, the front insert being disposed at a front end of the second opening and the rear insert being disposed at a rear end of the second opening.
6. The lithium-ion power storage integrated system according to claim 1, wherein there is at least one of the battery clusters.
CN202123257803.XU 2021-12-23 2021-12-23 Lithium electricity energy storage integrated system Active CN216929622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123257803.XU CN216929622U (en) 2021-12-23 2021-12-23 Lithium electricity energy storage integrated system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123257803.XU CN216929622U (en) 2021-12-23 2021-12-23 Lithium electricity energy storage integrated system

Publications (1)

Publication Number Publication Date
CN216929622U true CN216929622U (en) 2022-07-08

Family

ID=82254738

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123257803.XU Active CN216929622U (en) 2021-12-23 2021-12-23 Lithium electricity energy storage integrated system

Country Status (1)

Country Link
CN (1) CN216929622U (en)

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