CN219226450U - Household energy storage lithium iron phosphate battery pack - Google Patents
Household energy storage lithium iron phosphate battery pack Download PDFInfo
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- CN219226450U CN219226450U CN202320109135.6U CN202320109135U CN219226450U CN 219226450 U CN219226450 U CN 219226450U CN 202320109135 U CN202320109135 U CN 202320109135U CN 219226450 U CN219226450 U CN 219226450U
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- iron phosphate
- lithium iron
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a household energy storage battery pack structure which is assembled by a handle, a box body, an insulating plate, a power wire harness, a wiring terminal, an insulating column, a sampling wire harness, an insulating film, an upper cover, a connecting sheet, a pressing strip, a fastener, a lithium iron phosphate battery core, a partition plate, buffering foam, a fuse, a side plate, a protective plate fixing plate, a protective plate and the like. Compared with the prior art, the utility model has the advantages that: the household energy storage lithium iron phosphate battery pack is flexible in installation mode, can be installed on a standard cabinet in a stacking mode, and can be stacked by using a bracket; wall-hanging single cell package hanging also can be connected in series and in parallel hanging, and the inside sampling pencil of battery package is fixed in the layering both sides, keeps away from high components and parts that generate heat such as connection piece, protection shield, avoids the pencil crust to burn out, causes the battery package short circuit to fire.
Description
Technical Field
The utility model relates to the field of household energy storage battery packs, in particular to a household energy storage lithium iron phosphate battery pack.
Background
In the unstable district of electric wire netting power supply, the problem such as outage probably takes place often, can adopt the family energy storage power supply to supply power for the family this moment, and the inside battery and inverter circuit that have of family energy storage power supply can be with the direct current of battery change with the same alternating current of electric wire netting power supply to can provide normal voltage for the consumer in the family.
The new energy power generation equipment and the energy storage equipment, the charging piles and other equipment of the new energy automobile are independently operated, have larger volume, need larger occupied area, have relatively dispersed installation positions, and have complex joint adjustment among the equipment, so that the installation and application rates of the equipment are always low.
The existing household energy storage has the following defects:
1. the single-module battery pack has small energy, and can not meet the requirement of people on large energy;
2. the standard module is prefabricated outside the box body, and the standard module is fixed in the box body, so that the occupied space is large, the fixation is unreliable, and the structure is complex;
3. the main battery core is a ternary lithium battery core, and safety performance is crossed.
Disclosure of Invention
The utility model aims to overcome the technical defects, and provides the household energy storage battery pack which is simple in internal structure, convenient to assemble and repair each part, good in battery core safety performance and safe and reliable in fixing.
In order to solve the problems, the technical scheme of the utility model is as follows: the utility model provides a family's energy storage lithium iron phosphate battery package, includes handle, box, insulation board, power pencil, binding post, insulated column, sampling pencil, insulating film, upper cover, connection piece, layering, fastener, lithium iron phosphate battery, baffle, buffering bubble cotton, fuse, curb plate, protection shield fixed plate and protection shield, box one end both sides are located to the handle, be equipped with a plurality of lithium iron phosphate battery cores in the box, and be equipped with the baffle between a plurality of lithium iron phosphate battery cores, be equipped with the insulation board between lithium iron phosphate battery core and the box, connection piece fixed connection lithium iron phosphate battery top one end, connection piece one side is equipped with the layering, the layering is located lithium iron phosphate battery upper surface, and is connected lithium iron phosphate battery through buffering bubble cotton pasting, the layering both ends are equipped with the fastener, and the lithium iron phosphate battery core is connected to the fastener, the lithium iron phosphate battery is close to handle one side, the curb plate one end is connected to the curb plate, and other end fixed connection lithium iron phosphate battery top, the protection shield is fixed in fixed plate one side, be located lithium iron phosphate battery one side, terminal one end is kept away from the protection shield, the binding post is located, the wiring column is connected to the wiring column, the insulating film is located on the insulating column, the insulating column is located on the top of lithium iron phosphate battery core.
Further, the box is equipped with handle one end four corners and is equipped with waist type hole one, waist type hole one-to-one is equipped with the handle mounting hole, the handle is fixed in box one end through the handle mounting hole, the handle mounting hole is equipped with round hole one, round hole one side is equipped with square hole one side is equipped with the mounting hole, the inside both ends of box are equipped with welding baffle, the inside C type fixed beam that is close to handle one end that is equipped with of box, and both sides are equipped with welding baffle, welding baffle is equipped with fixed layering, be equipped with nut one in the fixed layering, the wall top of box is equipped with the throat structure, the wall top that the box is close to handle one end is equipped with nut two.
Further, curb plate bottom both ends are equipped with waist type hole two, and two sides in waist type hole are equipped with square hole two, curb plate one side is equipped with the boss, curb plate top both ends are equipped with and bend one, two bend one opposite side and be equipped with square hole, two be equipped with between bending one and bend two, bend two ends and bend one in opposite, bend two ends and be equipped with waist type hole three, two waist type hole three-phase opposite side is equipped with the nut three.
Further, Z-shaped bends are arranged at two ends of the pressing strip, through holes are formed in two sides of each Z-shaped bend, a plurality of avoiding holes are formed in the bottom of the pressing strip, round holes are formed in two sides of the pressing strip, and buffer foam is arranged at the bottom of the pressing strip.
Further, two ends of the top of the protection plate fixing plate are provided with bending second, the bottom of the top of the protection plate fixing plate is provided with a bolt boss, the middle part of the protection plate fixing plate is provided with a square hole third, and nut columns are arranged on two sides of the square hole third.
Further, one side of the upper cover is provided with a third bending part, and one side of the third bending part is provided with a plurality of conical holes.
Compared with the prior art, the utility model has the advantages that:
1. the household energy storage lithium iron phosphate battery pack is flexible in installation mode, can be installed in a standard cabinet in a stacking mode, and can be stacked by using a bracket; the wall-hanging type single cell pack wall-hanging type single the wall hanging can also be connected in series and in parallel;
2. the sampling wire harnesses in the battery pack are fixed on two sides of the pressing strip and far away from high-heating components such as the connecting sheet, the protecting plate and the like, so that the short circuit and fire of the battery pack caused by burning out of the wire harness outer skin are avoided;
3. insulating plates are designed at the periphery, the upper end and the lower end of the battery core, so that the battery pack is ensured to have enough insulating and voltage-resisting capacity;
4. the baffle is designed on the box body in the expansion direction of the battery cell, so that the side strength of the box body is improved, and the bottom of the box body is welded with the fixed beam to prevent the bottom of the box body from being deformed due to the gravity of the battery cell;
5. the metal shell is not easy to damage due to falling, vibration, extrusion and the like, and when the cell module generates extreme conditions such as fire, explosion and the like, the metal has good internal blocking effect and high safety performance;
drawings
Fig. 1 is a schematic diagram of the whole structure of a household energy storage lithium iron phosphate battery pack.
Fig. 2 is a schematic diagram of the details of the structure of the case.
Fig. 3 is a schematic diagram showing the structure of the cell fixing side plate.
Fig. 4 is a schematic diagram showing the structure of the cell fixing bead.
Fig. 5 is a detailed schematic view of the structure of the protection plate fixing plate.
Fig. 6 is a schematic view of the construction of the upper cover in detail.
As shown in the figure: 1. a handle; 2. a case; 201. waist-shaped holes I; 202. a handle mounting hole; 203. a round hole I; 204. square holes I; 205. a mounting hole; 206. a C-shaped fixed beam; 207. welding a baffle; 208. a first nut; 209. fixing the pressing strip; 210. a necking structure; 211. a second nut; 3. an insulating plate; 4. a power harness; 5. a connection terminal; 6. an insulating column; 7. sampling a wire harness; 8. an insulating film; 9. an upper cover; 901. bending three; 902. a tapered bore; 10. a connecting sheet; 11. pressing strips; 1101. a via hole; 1102. z-shaped bending; 1103. a round hole II; 1104. avoidance holes; 12. a fastener; 13. a lithium iron phosphate cell; 14. a partition plate; 15. buffering foam; 16. a fuse; 17. a side plate; 1701. waist-shaped holes II; 1702. square holes II; 1703. a boss; 1704. bending first; 1705. waist-shaped holes III; 1706. a third nut; 1707. bending II; 18. a protective plate fixing plate; 1801 nut posts; 1802. a square hole III; 1803. a bolt boss; 1804. bending three; 19. a protective plate; 1901. bending the materials; 1902. tapered holes.
Detailed Description
Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals.
It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
In order to make the contents of the present utility model more clearly understood, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in figure 1, a household energy storage lithium iron phosphate battery pack comprises a handle 1, a box body 2, an insulating plate 3, a power wire harness 4, a wiring terminal 5, an insulating column 6, a sampling wire harness 7, an insulating film 8, an upper cover 9, a connecting sheet 10, a pressing strip 11, a fastening piece 12, a lithium iron phosphate battery core 13, a partition plate 14, buffer foam 15, a fuse 16, a side plate 17, a protective plate fixing plate 18 and a protective plate 19, wherein the handle 2 is arranged at two sides of one end of the box body 2, the handle 2 is fixed on the box body 2 through a handle mounting hole 202, the lithium iron phosphate battery core 13 is arranged in the box body 2, a partition plate 14 with the thickness of 1mm is arranged between the lithium iron phosphate battery cores 13 and used for keeping a bulge gap between the lithium iron phosphate battery cores 13, the insulating plate 3 is arranged between the lithium iron phosphate battery cores 13 and the box body 2, the thickness of the insulating plate 3 is 0.5mm, the connecting sheet 10 is polished out of the furnace and is connected with the pole column of the lithium iron phosphate battery core 13 in a welding mode, the bottom of the pressing bar 11 is stuck and connected with the top surface of the lithium iron phosphate battery core 13 through a buffer foam 15, a protective plate fixing plate 18 is arranged on one side of the lithium iron phosphate battery core 13, a fuse 16 is fixed on the top of the protective plate fixing plate 18, a side plate 17 is arranged at the bottom of the protective plate fixing plate 18, a bolt boss 1803 at the bottom of the protective plate fixing plate 18 is inserted into a bolt hole of the side plate 17, a protective plate 19 is fixed on one side of the protective plate fixing plate 18 through a screw, a wiring terminal 5 is arranged on one side of the lithium iron phosphate battery core 13 and the protective plate 19, a power wiring harness 4 is connected with the wiring terminal 5, an insulating column 6 is arranged at the top of the wiring terminal 5, a sampling wiring harness 7 is connected with the insulating column 6, an upper cover 9 and a box body 2 are consistent to be of a sheet metal structure, black matt paint is sprayed, three sides and the top edges are provided with screw through holes, inverted taper angles are formed, after the countersunk screws are locked, the upper cover of the surface of which does not protrude out of the screw through hole is fixed on the top of the box body 2, an insulating film 8 is arranged between the upper cover 9 and the lithium iron phosphate battery core 13.
As shown in FIG. 2, a household energy storage lithium iron phosphate battery pack comprises a box body 2, a waist-shaped hole I201, a handle mounting hole 202, a round hole I203, a square hole I204, a mounting hole 205, a C-shaped fixing beam 206, a welding baffle 207, a nut I208, a fixing pressing strip 209, a necking structure 210 and a nut II 211, wherein the box body 2 is of a sheet metal structure, black matte paint is sprayed, the welding baffle 207 is arranged on the inner side of the box body 2, the strength of the box body 2 is increased, an expansion of a lithium iron phosphate battery core 13 is resisted, insulating plates 3 with the thickness of 0.5mm are adhered to the bottoms of the welding baffle 207 and the box body 2 for insulation, the lithium iron phosphate battery core 13 is arranged at the position of the insulating plates 3, the nut I208 at the upper end of the welding baffle 207 is fixedly connected with a side plate 17, the nut II 211 is fixedly connected with two ends of the pressing strip 11, the C-shaped fixing beam 206 is arranged on the bottom of the box body 2 for fixing the bottom of the side plate 17, the four sides of a module group of the lithium iron phosphate battery core 13 are fixed in a surrounding manner, the box body 2 is provided with a mounting hole 205, a mounting hole 205 is arranged on one end surface of the box body 205, a communication interface, an indicator lamp, a reset switch 204 and the like are arranged at the bottom of the square hole 202, the square hole 203 is used for mounting the end of the lithium iron phosphate battery core 13 and the frame 2 is fixedly connected with the two ends by the round hole 1, and the outer side of the nut 2, the nut is fixedly arranged at the end opening end of the frame 2.
As shown in fig. 3, a household energy storage lithium iron phosphate battery pack comprises a side plate 17, a second waist-shaped hole 1701, a second square hole 1702, a boss 1703, a first bending 1704, a first waist-shaped hole 1705, a third nut 1706 and a second bending 1707, wherein the side plate 17 is of a sheet metal structure, black matt paint is sprayed, the side plate 17 is used for fixing the side face after the lithium iron phosphate battery core 13 is arranged in a box body 2, a first bending 1704 at the bottom of the side plate 17 is formed by jointing a 90-degree flange to a fixed beam of the box body 2, the second waist-shaped hole 1701 and the third waist-shaped hole 1705 are connected with a C-shaped fixed beam 206 through screw through holes, the waist-shaped hole has a certain gap adjusting function, the bending surface of the first bending 1704 is provided with two square holes matched with a bolt boss 1803 of a protective plate fixing plate 18, the boss 1703 is formed in the middle part of the side plate 17, the rigidity of the side plate 17 is increased, the second bending 1707 is provided with a third waist-shaped hole 1705 and a third nut 1705, the third waist-shaped hole 1705 is used for fixing and supporting an insulating column 6, and the third nut 7 is used for fixing and fixing the protective plate fixing plate 17018.
As shown in FIG. 4, a household energy storage lithium iron phosphate battery pack comprises a pressing strip 11, a through hole 1101, a Z-shaped bending 1102, a round hole two 1103, an avoidance hole 1104 and buffer foam 15, wherein the pressing strip 11 is of a sheet metal structure, black matt paint is sprayed, the whole is of a C-shaped long strip shape, the two ends of the pressing strip are Z-shaped bending 1102, the Z-shaped bending is fixed with a side welding baffle 207, the bottom of the pressing strip is lapped with a box baffle, the bottom of the pressing strip is fixedly connected with the box 2 welding baffle 207 through a plurality of through holes 1101 in the pressing strip, the buffer foam 15 is adhered to the bottom of the pressing lithium iron phosphate battery cell 13, the pressing strip 11 is opposite to the position of a safety valve of the lithium iron phosphate battery cell 13, the round avoidance hole 1104 is opened, the weight of the pressing strip 11 can be lightened, and round holes 1103 are distributed on two sides for binding and fixing a sampling wire harness 7.
As shown in FIG. 5, a household energy storage lithium iron phosphate battery pack comprises a protection plate fixing plate 18, a nut column 1801, a square hole three 1802, a bolt boss 1803 and a bending three 1804, wherein the protection plate fixing plate 18 is of a sheet metal structure, black matt paint is sprayed on the front surface of the protection plate fixing plate, the nut column 1801 is used for fixing a protection plate 19, the height of the nut column 1801 can be adjusted according to the thickness of the protection plate 19, the middle square hole three 1802 is used for avoiding a communication interface on the protection plate 19, the bolt boss 1803 is designed at two ends of the bottom of the protection plate fixing plate 18 and matched with the square hole two 1702 in the fixed side plate 17 of the lithium iron phosphate battery cell 13, the fixing plate 19 is initially fixed, and openings on two sides of the top of the protection plate fixing plate 18 are bent three 1804 to be lapped on the fixed side plate 17 of the lithium iron phosphate battery cell 13, so that the fixing plate 19 is fastened.
As shown in fig. 6, a household energy storage lithium iron phosphate battery pack comprises an upper cover 9, four bending holes 901 and a conical hole 902, wherein the upper cover is of a sheet metal structure, black matt paint is sprayed on three surfaces of the upper cover, the four bending holes 902 are respectively arranged on three surfaces of the upper cover and are matched with a box body 2, and the conical hole 902 is formed in three sides and one upper surface of the upper cover and is fixedly locked with a nut of the box body 2.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (6)
1. A household energy storage lithium iron phosphate battery pack is characterized in that: including handle (1), box (2), insulation board (3), power pencil (4), binding post (5), insulating column (6), sampling pencil (7), insulating film (8), upper cover (9), connection piece (10), layering (11), fastener (12), lithium iron phosphate electricity core (13), baffle (14), buffering bubble cotton (15), fuse (16), curb plate (17), protection shield fixed plate (18) and protection shield (19), handle (1) are located box (2) one end both sides, be equipped with a plurality of lithium iron phosphate electricity cores (13) in box (2), and be equipped with baffle (14) between a plurality of lithium iron phosphate electricity cores (13), be equipped with insulation board (3) between lithium iron phosphate electricity core (13) and box (2), connection piece (10) fixedly connected lithium iron phosphate electricity core (13) top one end, connection piece (10) one side is equipped with layering (11), lithium iron phosphate electricity core (13) upper surface is located to layering (11), and is pasted through buffering bubble cotton (15) and is connected lithium iron phosphate electricity core (13), both ends (12) are equipped with fastener (12), the utility model discloses a lithium iron phosphate battery cell, including lithium iron phosphate battery cell, handle (1) and battery pack, curb plate (17) are located to curb plate (17), curb plate (18) one end connection curb plate (17), other end fixed connection lithium iron phosphate battery cell (13) top, protective plate fixed plate (18) top is equipped with fuse (16), protective plate (19) are fixed in protective plate fixed plate (18) one side, terminal (5) are located lithium iron phosphate battery cell (13) one side and are kept away from protective plate (19) one end, terminal (5) are connected to power pencil (4), terminal (5) are located to insulating column (6) top, insulating column (6) are connected to sampling pencil (7), lithium iron phosphate battery cell (13) top is located to insulating film (8), insulating film (8) top is located to upper cover (9).
2. A household energy storage lithium iron phosphate battery pack according to claim 1, wherein: the novel anti-theft box is characterized in that a first waist-shaped hole (201) is formed in four corners of one end of the box body (2), a first handle mounting hole (202) is formed in one side of the first waist-shaped hole (201), the handle (1) is fixed to one end of the box body (2) through the first handle mounting hole (202), a first round hole (203) is formed in the first handle mounting hole (202), a first square hole (204) is formed in one side of the first square hole (204), a mounting hole (205) is formed in one side of the first square hole, welding baffles (207) are arranged at two ends inside the box body (2), C-shaped fixed beams (206) are arranged on two sides of the box body (2) close to one end of the handle (1), welding baffles (207) are arranged on the two sides of the box body, fixing baffles (209) are provided with fixing pressing strips (209), a first nut (208) is arranged at the top of a box wall of the box body (2) close to one end of the handle (1), and a second nut (211) is arranged at the top of the box wall of the box body (2).
3. A household energy storage lithium iron phosphate battery pack according to claim 1, wherein: the two ends of the bottom of the side plate (17) are provided with waist-shaped holes II (1701), one side opposite to the two waist-shaped holes II (1701) is provided with square holes II (1702), one side of the side plate (17) is provided with a boss (1703), two ends of the top of the side plate (17) are provided with bending holes II (1704), two opposite sides of the bending holes II (1704) are provided with square holes, bending holes II (1707) are arranged between the bending holes II (1707), the bending direction of the bending holes II (1707) is opposite to that of the bending holes II (1704), two opposite sides of the waist-shaped holes III (1705) are provided with nuts III (1706).
4. A household energy storage lithium iron phosphate battery pack according to claim 1, wherein: z-shaped bending holes (1102) are formed in two ends of the pressing strip (11), through holes (1101) are formed in two sides of the Z-shaped bending holes (1102), a plurality of avoiding holes (1104) are formed in the bottom of the pressing strip (11), round holes two (1103) are formed in two sides of the pressing strip (11), and buffer foam (15) is arranged at the bottom of the pressing strip (11).
5. A household energy storage lithium iron phosphate battery pack according to claim 1, wherein: the two ends of the top of the protection plate fixing plate (18) are provided with bending three (1804), the bottom of the protection plate fixing plate is provided with a bolt boss (1803), the middle part of the protection plate fixing plate (18) is provided with a square hole three (1802), and two sides of the square hole three (1802) are provided with nut columns (1801).
6. A household energy storage lithium iron phosphate battery pack according to claim 1, wherein: four bending holes (902) are formed in one side of the upper cover (9), and a plurality of conical holes (901) are formed in one side of the four bending holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320109135.6U CN219226450U (en) | 2023-02-04 | 2023-02-04 | Household energy storage lithium iron phosphate battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320109135.6U CN219226450U (en) | 2023-02-04 | 2023-02-04 | Household energy storage lithium iron phosphate battery pack |
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| CN219226450U true CN219226450U (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320109135.6U Active CN219226450U (en) | 2023-02-04 | 2023-02-04 | Household energy storage lithium iron phosphate battery pack |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117335071A (en) * | 2023-11-30 | 2024-01-02 | 浙江卧龙储能系统有限公司 | battery pack |
-
2023
- 2023-02-04 CN CN202320109135.6U patent/CN219226450U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117335071A (en) * | 2023-11-30 | 2024-01-02 | 浙江卧龙储能系统有限公司 | battery pack |
| CN117335071B (en) * | 2023-11-30 | 2024-03-12 | 浙江卧龙储能系统有限公司 | Battery pack |
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