Energy storage system based on lithium ion battery

Abstract

The utility model relates to the technical field of battery equipment, and discloses an energy storage system based on a lithium ion battery, which comprises a mounting rack, a control panel is fixedly mounted on one side of the top end of the mounting rack, two power interfaces are arranged on the control panel, a battery mounting groove is fixedly mounted on one side of the top end of the mounting rack, and the power interfaces are arranged on the battery mounting groove. A plurality of battery slots are formed in the battery mounting groove, lithium ion batteries are inserted into the battery slots, positive electrodes of the lithium ion batteries are made of nickel-cobalt-manganese materials, negative electrodes of the lithium ion batteries are made of silicon-based materials, carbon fibers are synthesized in the negative electrodes, and electrolyte in the lithium ion batteries is solid electrolyte. By arranging the mounting frame, the control panel, the battery mounting groove and the lithium ion battery, the problems that the energy density of an existing lithium ion battery system is limited, the energy storage scale and the application range are affected, and meanwhile, the battery is short in cycle life and easy to increase the use cost due to frequent replacement are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery equipment, and more specifically to an energy storage system based on a lithium-ion battery. Background Art

[0002] The energy density of existing lithium-ion battery systems is limited, which affects the scale of energy storage and the scope of application. At the same time, the cycle life of this type of battery is short, and frequent replacement can easily increase the cost of use. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, the utility model provides an energy storage system based on lithium-ion batteries to solve the problem that the energy density of the existing lithium-ion battery system in the above-mentioned background technology is limited, which affects the scale of energy storage and the scope of application. At the same time, the cycle life of this battery is short, and frequent replacement is likely to increase the cost of use.

[0004] The utility model provides the following technical scheme: comprising a mounting frame, a control panel is fixedly mounted on one side of the top of the mounting frame, two power interfaces are provided on the control panel, a battery mounting slot is fixedly mounted on one side of the top of the mounting frame, a plurality of battery slots are provided on the battery mounting slot, lithium-ion batteries are all inserted in the battery slots, the positive electrode of the lithium-ion battery adopts nickel-cobalt-manganese material, the negative electrode of the lithium-ion battery adopts silicon-based material, and carbon fiber is synthesized in the negative electrode, the electrolyte inside the lithium-ion battery adopts solid electrolyte, and the main material of the solid electrolyte is lithium lanthanum zirconium oxide, and the battery mounting slot is electrically connected to the power interface of the control panel through two wires. When in use, three lithium-ion batteries are connected to the battery mounting slot at the same time. The battery mounting slot assembles the three lithium-ion batteries to power the control panel. When one of the lithium-ion batteries fails, it can be quickly replaced. At the same time, the nickel-cobalt-manganese positive electrode and silicon-based negative electrode of the lithium-ion battery have stronger performance than ordinary lithium batteries. The silicon-based negative electrode has a higher theoretical capacity, and the nickel-cobalt-manganese positive electrode has a greater energy density. Lithium lanthanum zirconium oxide as a solid electrolyte can provide better mechanical safety for lithium-ion batteries. In actual use, the single power supply capacity and cycle life of the lithium-ion battery are better than those of conventional lithium battery systems, which effectively solves the problem that the energy density of the existing lithium-ion battery system is limited, affecting the energy storage scale and application scope. At the same time, this type of battery has a short cycle life, and frequent replacement is likely to increase the cost of use.

[0005] Furthermore, a cooling fan is fixedly installed on one side of the top of the mounting frame, and the cooling fan is located on the left side of the battery mounting slot. A water-cooled radiator is fixedly installed on one side of the battery mounting slot. A heat exchange plate is fixedly installed on the side where the water-cooled radiator and the battery mounting slot are close to each other, and the two heat exchange plates are attached to each other. When in use, the cooling fan can be continuously started to dissipate heat for the lithium-ion battery, and at the same time, a heat exchange plate is fixedly installed between the battery mounting slot and the water-cooled radiator as a heat transfer medium, and the cooling water inside the water-cooled radiator can continuously provide heat dissipation for the battery mounting slot.

[0006] Furthermore, a plurality of structural reinforcement ribs are fixedly mounted on the bottom end of the mounting frame, and the structural reinforcement ribs are interlaced and fixedly connected with each other. When in use, the structural reinforcement ribs can effectively enhance the structural strength of the bottom end of the mounting frame, and prevent the mounting frame from being directly damaged when an impact occurs on the surface of the mounting frame.

[0007] Furthermore, four damping shock absorbers are fixedly mounted at the bottom of the mounting frame, and movable wheels are movably mounted at the bottom of the damping shock absorbers through rotating shafts. When in use, the damping shock absorbers can effectively provide buffer protection for the mounting frame and the lithium-ion battery on the top of the mounting frame, preventing the lithium-ion battery from being damaged and catching fire due to vibration.

[0008] Furthermore, an electrostatic guide chain is fixedly installed on one side of the mounting frame, the bottom end of the electrostatic guide chain is spherical, and the material of the electrostatic guide chain is stainless steel. When in use, the electrostatic guide chain can effectively conduct static electricity into the ground to prevent obstruction to the power supply of the lithium-ion battery and the power consumption of the control panel.

[0009] Furthermore, the main body material of the mounting frame is aluminum alloy, and the outer surface of the mounting frame is coated with a silicate fireproof layer.

[0010] Technical effects and advantages of the utility model:

[0011] 1. The utility model is provided with a mounting frame, a control panel, a battery mounting slot, and a lithium-ion battery, which effectively solves the problem that the energy density of the existing lithium-ion battery system is limited, which affects the energy storage scale and application scope. At the same time, the cycle life of this battery is short, and frequent replacement is likely to increase the cost of use.

[0012] 2. The utility model is provided with a cooling fan, a water-cooled radiator and a heat exchange plate. When in use, the cooling fan can be continuously started to dissipate heat for the lithium-ion battery. At the same time, a heat exchange plate is fixedly installed between the battery mounting slot and the water-cooled radiator as a heat transfer medium. The cooling water inside the water-cooled radiator can continuously provide heat dissipation for the battery mounting slot. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic front view cross-sectional diagram of the structure of the present utility model.

[0014] Figure 2 It is a schematic front view of the structure of the utility model.

[0015] Figure 3 It is a schematic top view of part of the structure of the utility model.

[0016] Figure 4 It is a schematic side view of part of the structure of the utility model.

[0017] The accompanying drawings are marked as follows: 100, mounting frame; 110, control panel; 111, battery mounting slot; 112, lithium-ion battery; 113, cooling fan; 114, water-cooled radiator; 115, heat exchange plate; 116, structural reinforcement ribs; 117, damping shock absorber; 118, moving wheel; 119, electrostatic guide chain. DETAILED DESCRIPTION

[0018] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The energy storage system based on lithium-ion batteries involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0019] Embodiment 1:

[0020] Reference Figure 1 and Figure 2 The utility model provides an energy storage system based on lithium-ion batteries, including a mounting frame 100, a control panel 110 is fixedly mounted on one side of the top of the mounting frame 100, two power interfaces are provided on the control panel 110, a battery mounting slot 111 is fixedly mounted on one side of the top of the mounting frame 100, a plurality of battery slots are provided on the battery mounting slot 111, and lithium-ion batteries 112 are inserted into the battery slots, the positive electrode of the lithium-ion battery 112 adopts nickel-cobalt-manganese material, the negative electrode of the lithium-ion battery 112 adopts silicon-based material, and carbon fiber is synthesized in the negative electrode, the electrolyte inside the lithium-ion battery 112 adopts solid electrolyte, and the main material of the solid electrolyte is lithium lanthanum zirconium oxide, and the battery mounting slot 111 is electrically connected to the power interface of the control panel 110 through two wires.

[0021] A cooling fan 113 is fixedly installed on one side of the top of the mounting frame 100, and the cooling fan 113 is located on the left side of the battery mounting slot 111. A water-cooled radiator 114 is fixedly installed on one side of the battery mounting slot 111. A heat exchange plate 115 is fixedly installed on the side where the water-cooled radiator 114 and the battery mounting slot 111 are close to each other, and the two heat exchange plates 115 are in contact with each other.

[0022] A plurality of structural reinforcement ribs 116 are fixedly mounted on the bottom end of the mounting frame 100 , and the structural reinforcement ribs 116 are staggered and fixedly connected to each other.

[0023] Working principle: When in use, three lithium-ion batteries 112 are connected to the battery mounting slot 111 at the same time. The battery mounting slot 111 collects the charge of the three lithium-ion batteries 112 to power the control panel 110. When one of the lithium-ion batteries 112 fails, it can be quickly replaced. At the same time, the nickel-cobalt-manganese positive electrode and silicon-based negative electrode of the lithium-ion battery 112 have stronger performance than ordinary lithium batteries. The silicon-based negative electrode has a higher theoretical capacity, and the nickel-cobalt-manganese positive electrode has a larger energy density. Lithium lanthanum zirconium oxide as a solid electrolyte can provide better mechanical safety for the lithium-ion battery 112.

[0024] Embodiment 2:

[0025] Reference Figure 1 The difference between the second embodiment and the first embodiment is that four damping shock absorbers 117 are fixedly mounted on the bottom end of the mounting frame 100, and the bottom ends of the damping shock absorbers 117 are all movably mounted with moving wheels 118 through rotating shafts.

[0026] An electrostatic guide chain 119 is fixedly mounted on one side of the mounting frame 100 . The bottom end of the electrostatic guide chain 119 is spherical and is made of stainless steel.

[0027] The main body of the mounting frame 100 is made of aluminum alloy, and the outer surface of the mounting frame 100 is coated with a silicate fireproof layer.

[0028] Working principle: When in use, the static electricity guide chain 119 can effectively conduct static electricity into the ground, preventing obstacles to the power supply of the lithium-ion battery 112 and the power consumption of the control panel 110.

[0029] Finally, a few points should be explained: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

Claims

1. A lithium-ion battery-based energy storage system, comprising a mounting frame (100), characterized in that: A control panel (110) is fixedly mounted on one side of the top of the mounting frame (100), and two power interfaces are provided on the control panel (110). A battery mounting slot (111) is fixedly mounted on one side of the top of the mounting frame (100), and a plurality of battery slots are provided on the battery mounting slot (111), and lithium-ion batteries (112) are inserted into each of the battery slots. The positive electrode of the lithium-ion battery (112) is made of a nickel-cobalt-manganese material, and the negative electrode of the lithium-ion battery (112) is made of a silicon-based material, and carbon fiber is synthesized in the negative electrode. The electrolyte inside the lithium-ion battery (112) is a solid electrolyte, and the main material of the solid electrolyte is lithium lanthanum zirconium oxide. The battery mounting slot (111) is electrically connected to the power interface of the control panel (110) through two wires.

2. The energy storage system based on lithium-ion batteries according to claim 1, characterized in that: A cooling fan (113) is fixedly mounted on one side of the top end of the mounting frame (100), and the cooling fan (113) is located on the left side of the battery mounting slot (111). A water-cooled radiator (114) is fixedly mounted on one side of the battery mounting slot (111), and a heat exchange plate (115) is fixedly mounted on the side where the water-cooled radiator (114) and the battery mounting slot (111) are close to each other, and the two heat exchange plates (115) are in contact with each other.

3. The energy storage system based on lithium-ion batteries according to claim 1, characterized in that: A plurality of structural reinforcement ribs (116) are fixedly mounted on the bottom end of the mounting frame (100), and the structural reinforcement ribs (116) are staggered and fixedly connected to each other.

4. The energy storage system based on lithium-ion batteries according to claim 1, characterized in that: Four damping shock absorbers (117) are fixedly mounted on the bottom end of the mounting frame (100), and movable wheels (118) are movably mounted on the bottom ends of the damping shock absorbers (117) via rotating shafts.

5. The energy storage system based on lithium-ion batteries according to claim 1, characterized in that: An electrostatic guide chain (119) is fixedly mounted on one side of the mounting frame (100); the bottom end of the electrostatic guide chain (119) is spherical, and the material of the electrostatic guide chain (119) is stainless steel.

6. The energy storage system based on lithium-ion batteries according to claim 1, characterized in that: The main body material of the mounting frame (100) is aluminum alloy, and the outer surface of the mounting frame (100) is coated with a silicate fireproof layer.

Images