Battery box convenient to assemble

Abstract

The utility model relates to the technical field of battery boxes, and discloses a battery box convenient to assemble, which comprises a box body and a box cover, the top side of the box body is provided with an opening, the box cover is arranged at the opening of the box body to seal the box body, and a mounting cavity for placing a battery unit is formed in the box body; a connecting plug is arranged on the box cover, and a connecting socket matched with the connecting plug is arranged at the position, corresponding to the connecting plug, of a bottom plate of the box body. A plurality of positioning grooves are formed in the upper side of the box cover, and positioning protruding blocks matched with the positioning grooves are arranged at the positions, corresponding to the positioning grooves, of the bottom side of a bottom plate of the box body. Symmetrical mounting seats are arranged on the two inner sides of the box body, lifting handles are arranged on the mounting seats, passing openings are formed in the positions, corresponding to the lifting handles, of the box cover, and the lifting handles penetrate through the passing openings and protrude out of the upper side face of the box cover. A positioning sleeve matched with the handle is arranged at the position, corresponding to the handle, of a bottom plate of the box body. The scheme is simple in structure, and the battery boxes are convenient to stack and assemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery box technical field, concretely relates to a battery box convenient to assemble. BACKGROUND

[0002] In recent years, in order to protect the environment, reduce the emission of automobile exhaust, new energy automobile industry has made great development and progress in China, among the battery, motor, electric control three core technologies of new energy vehicle, battery technology plays a vital role in the industrialization development of the whole new energy vehicle, so battery box manufacturing industry has also made great progress. The battery box is composed of a plurality of single batteries, a box body, a battery management system and related installation structural members, etc. The battery box is single or multiple assembled according to the capacity requirement during use, but the current box is not convenient to assemble during use, which is time-consuming and laborious. Therefore, a battery box with simple structure and convenient assembly is needed. UTILITY MODEL CONTENTS

[0003] In order to solve the problems existing in the prior art, the utility model provides a novel battery box convenient to assemble to solve the problem that the existing battery box is not convenient to assemble.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A battery box convenient to assemble is used for stacking and assembling the battery box conveniently, comprising a box body and a box cover, the top side of the box body is provided with an opening, the box cover is arranged at the opening of the box body to close the box body, and an installation cavity for placing battery units is formed in the box body;

[0006] A connecting plug is arranged on the box cover, and a connecting socket matched with the connecting plug is arranged on the bottom plate of the box body;

[0007] A plurality of positioning grooves are arranged on the upper side of the box cover, and a positioning block matched with the positioning grooves is arranged on the bottom side of the bottom plate of the box body;

[0008] Symmetrical mounting seats are arranged on the two inner sides of the box body, a handle is arranged on the mounting seat, an opening is arranged on the box cover corresponding to the position of the handle, the handle passes through the opening and protrudes from the upper side of the box cover, and a positioning sleeve matched with the handle is arranged on the bottom plate of the box body.

[0009] Further, the box body comprises a bottom plate and four side plates extended from the periphery of the bottom plate in the direction perpendicular to the bottom plate, the bottom plate and the four side plates surround an installation cavity for placing battery units, and a connecting piece is arranged on the opening of the box body along the circumferential side.

[0010] Further, the four side plates of the box are respectively a first side plate, a second side plate, a third side plate and a fourth side plate, opposite ends of the inner side of the first side plate are respectively provided with an installation column, the inner side of the second side plate is provided with at least one support plate, the first side plate is adjacent to the second side plate; the first side plate and the third side plate are oppositely arranged, and the structure of the third side plate is the same as that of the first side plate.

[0011] Further, two installation seats are arranged on the inner sides of the first side plate and the third side plate, the installation seat is arranged on the upper part of the two installation columns on the same side, the installation seat is provided with at least one connecting screw hole penetrating through itself and extending to the installation column, the connecting screw hole is provided with a connecting screw, the connecting screw is inserted into the connecting screw hole of the installation seat and the installation column, so that the installation seat and the installation column are connected.

[0012] Further, the height of the installation column is less than the height of the support plate.

[0013] Further, the bottom plate of the box is provided with an installation base plate, the installation base plate is provided with a protruding rib along the circumferential direction.

[0014] Further, a support seat is arranged between the two installation seats, the bottom side of the support seat is provided with a pressing plate, and the pressing plate is in contact with the battery unit arranged in the installation cavity of the box.

[0015] Further, the bottom side of the support seat is provided with at least one elastic member, and the elastic member is connected with the pressing plate.

[0016] Further, the opening of the box is provided with a positioning ring groove along the circumferential direction, and the positioning ring groove is located on the outer circumferential side of the box cover.

[0017] Further, the bottom plate of the box extends downward along the circumferential direction to form a positioning pressing edge matched with the positioning ring groove.

[0018] Compared to existing technologies, the advantages of this invention are that, by adopting the above solution, the structure is simple and suitable for stacking and assembling battery boxes. First, the battery units are installed into the mounting cavity of the box body, and then the box cover is installed at the opening on the top side of the box body. When stacking battery boxes with another battery box, the handles on both sides of the box body facilitate the handling of the battery boxes. The positioning sleeve at the bottom of the upper battery box is aligned with the handle at the top of the lower battery box, allowing the handle at the top of the lower battery box to insert into the positioning sleeve at the bottom of the upper battery box, thus limiting the position of the batteries during stacking. Then, the upper battery box is lowered, and the positioning protrusion at the bottom of the upper battery box inserts into the positioning groove at the top of the lower battery box, further limiting the position of the batteries during stacking. Simultaneously, the connecting plug at the top of the lower battery box is inserted into the connecting socket at the bottom of the upper battery box to connect the two battery boxes, thereby greatly improving the assembly efficiency of the battery boxes and possessing significant market application value. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of a battery box that is easy to assemble according to an embodiment of the present invention;

[0020] Figure 2 For the present utility model Figure 1 A schematic diagram of the casing structure in the embodiment;

[0021] Figure 3 For the present utility model Figure 1 A schematic diagram of the internal structure of the enclosure in the embodiment;

[0022] Figure 4 For the present utility model Figure 1 Cross-sectional view of the enclosure in the embodiment;

[0023] In the diagram, 1. Box body; 11. First side panel; 12. Second side panel; 13. Third side panel; 14. Fourth side panel; 15. Positioning ring groove; 2. Box cover; 21. Exit; 22. Connecting plug; 23. Positioning groove; 3. Base plate; 31. Connecting socket; 32. Positioning protrusion; 33. Positioning sleeve; 34. Positioning pressing edge; 35. Mounting base plate; 4. Mounting seat; 41. Connecting screw hole; 42. Support seat; 43. Pressure plate; 5. Handle; 6. Mounting column; 7. Support plate. Detailed Implementation

[0024] To facilitate understanding of this utility model by those skilled in the art, specific embodiments of this utility model are described below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described in this specification. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0025] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. The terms "mounted," "fixed," "left side," "right side," and similar terms as used in the description are for the purpose of description and are not intended to limit the application.

[0026] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for describing particular embodiments only and is not intended to be limiting of the application.

[0027] One embodiment of the present application is as follows Figure 1 、 2 , 3 is shown, the battery box of this convenient to assemble, for making the battery box convenient to stack assembly, including box body 1 and box cover 2, the top side of box body 1 has opening, the box cover 2 is set in the opening of box body 1, to close box body 1, form the installation cavity of placing battery unit in the inside of box body 1;The box cover 2 is equipped with connecting plug 22, the bottom plate 3 of box body 1 corresponds the position of connecting plug 22, is equipped with the connecting socket 31 that is compatible therewith;The upper side of box cover 2 is equipped with multiple positioning recess 23, the bottom side of the bottom plate 3 of box body 1 corresponds the position of positioning recess 23, is equipped with the positioning boss 32 that is compatible therewith;The two inner sides of box body 1 are equipped with symmetrical mounting seat 4, setting handle 5 on mounting seat 4, the position of box cover 2 corresponds handle 5, and opening 21 is set, handle 5 passes through opening 21, and protrudes from the upper side of box cover 2;The bottom plate 3 of box body 1 corresponds the position of handle 5, is equipped with the positioning sleeve 33 that is compatible therewith.

[0028] The convenient-to-assemble battery box of the scheme is suitable for battery box stacking assembly, first, battery unit is loaded into the installation cavity of box body 1, then, the box cover 2 is installed at the opening of the top side of box body 1, in the stacking of battery box and another battery box, the handle 5 of the two sides of box body 1 is convenient for the handling of battery box, and the positioning sleeve 33 at the bottom of the upper layer battery box is aligned with the handle 5 at the top of the lower layer battery box, so that the handle 5 at the top of the lower layer battery box is inserted into the positioning sleeve 33 at the bottom of the upper layer battery box, so that the battery plays a limiting effect in stacking;Then, the positioning boss 32 at the bottom of the upper layer battery box is inserted into the positioning recess 23 at the top of the lower layer battery box, so that the battery is further limited in stacking;At the same time, the connecting plug 22 at the top of the lower layer battery box is inserted into the connecting socket 31 at the bottom of the upper layer battery box, so as to connect the two battery boxes, thereby greatly improving the grouping efficiency of the battery box.

[0029] In this embodiment, as shown in Figure 2 , 3 , the box 1 comprises a bottom plate 3 and four side plates extending from the periphery of the bottom plate 3 in the direction perpendicular to the bottom plate 3, and the bottom plate 3 and the four side plates form an installation cavity for placing battery cells; the opening of the box 1 is provided with a connecting piece along the periphery thereof.

[0030] Specifically, the box 1 has a semi-closed box structure, and a connecting piece is arranged along the periphery of the opening at the top side of the box 1, and the connecting piece is a rubber ring which plays a role of shock absorption and waterproof in the battery stack.

[0031] In this embodiment, as shown in Figure 2 , 3 , the four side plates of the box 1 are respectively a first side plate 11, a second side plate 12, a third side plate 13 and a fourth side plate 14, opposite ends of the inner side of the first side plate 11 are respectively provided with an installation column 6, and the inner side of the second side plate 12 is provided with at least one support plate 7, and the first side plate 11 is adjacent to the second side plate 12; the first side plate 11 is arranged opposite to the third side plate 13, and the structure of the third side plate 13 is the same as that of the first side plate 11.

[0032] Specifically, the first side plate 11 and the third side plate 13 are located on the left and right sides of the bottom plate 3, the fourth side plate 14 and the second side plate 12 are located on the front and back sides of the bottom plate 3, and each of the front and back ends of the inner side of the first side plate 11 is provided with an installation column 6, that is, each corner of the box 1 is provided with an installation column 6, and the installation column 6 is arranged along the height direction of the first side plate 11.

[0033] Specifically, the inner side of the second side plate 12 is provided with three support plates 7, and the inner side of the fourth side plate 14 is provided with three support plates 7, and each support plate 7 on the second side plate 12 is arranged in one-to-one correspondence with each support plate 7 on the fourth side plate 14.

[0034] In this embodiment, as shown in Figure 2 , two installation seats 4 are arranged on the inner sides of the first side plate 11 and the third side plate 13, respectively, the installation seat 4 is arranged on the upper part of the two installation columns 6 located on the same side, the installation seat 4 is provided with at least one connecting screw hole 41 which penetrates through the installation seat 4 and extends to the installation column 6, and the connecting screw hole 41 is provided with a connecting screw, and the connecting screw is inserted into the connecting screw hole 41 of the installation seat 4 and the installation column 6 to connect the installation seat 4 and the installation column 6.

[0035] Specifically, the mounting seat 4 located on the first side plate 11 has two ends corresponding to two mounting columns 6 respectively, and each end of the mounting seat 4 is provided with a connecting screw hole 41 penetrating through the mounting seat 4 and extending to the corresponding mounting column 6. By screwing a connecting screw into the connecting screw hole 41 of the mounting seat 4 and the mounting column 6, the handle 5 and the box body 1 are detachably connected.

[0036] In the embodiment, as shown in the figure, Figure 4 The height of the mounting column 6 is less than the height of the support plate 7.

[0037] Specifically, the height of the mounting column 6 is not less than 5 / 6 of the height of the support plate 7, and the sum of the height of the mounting column 6 and the height of the mounting seat 4 is slightly less than the height of the support plate 7, so as to form an installation bracket of the battery unit with the plurality of support plates 7 arranged inside the box body 1.

[0038] In the embodiment, as shown in the figure, Figure 4 The bottom plate 3 of the box body 1 is provided with a mounting base plate 35, and the mounting base plate 35 is provided with a protruding rib along the circumference of the mounting base plate 35.

[0039] Specifically, the mounting base plate 35 is provided with a protruding rib upward along the circumference of the mounting base plate 35. When the battery unit is put into the box, the protruding rib is buckled to the bottom circumference of the battery unit to limit the battery.

[0040] In the embodiment, as shown in the figure, Figure 2 The support seat 42 is arranged between the two mounting seats 4, and the bottom side of the support seat 42 is provided with a pressing plate 43 which is in contact with the battery unit arranged in the mounting cavity of the box body 1.

[0041] Specifically, the plurality of support plates 7 arranged inside the box body 1 not only strengthen the strength of the box body 1, but also form an installation bracket of the battery unit, reduce the space waste caused by the positioning of the installation parts when the battery is put into the box, thereby improving the energy density of the battery module and maximizing the space utilization rate in the battery box. After the battery is put into the box, the connecting screw is inserted into the connecting screw hole 41 of the mounting seat 4 and the mounting column 6 to connect the mounting seat 4 and the mounting column 6, and then the pressing plate 43 presses the upper side of the battery unit to improve the stability of the battery installed in the box body 1.

[0042] In the embodiment, as shown in the figure, Figure 2 The bottom side of the support seat 42 is provided with at least one elastic member, and the elastic member is connected with the pressing plate 43.

[0043] Specifically, the elastic member includes an elastic member and a guide column, the guide column is arranged at the bottom side of the support seat 42, the elastic member is sleeved on the guide column, and the upper and lower ends thereof are connected with the bottom side of the support seat 42 and the top side of the pressing plate 43 respectively. After the battery cell is put into the box, the elastic member provides a downward force, so that the pressing plate 43 presses the battery cell tightly, prevents the position of the battery from deviating in the box 1, and improves the stability of the battery installed in the box 1.

[0044] In the embodiment, as shown in the figure, Figure 3 The opening of the box 1 is provided with a positioning ring groove 15 along the circumferential direction thereof, and the positioning ring groove 15 is located at the outer circumferential side of the box cover 2.

[0045] Specifically, the opening of the box 1 is provided with a rim protruding from the box 1 along the circumferential direction thereof, and the rim is provided with a positioning ring groove 15 along the circumferential direction thereof, and the positioning ring groove 15 is arranged around the outer circumferential side of the box cover 2.

[0046] In the embodiment, as shown in the figure, Figure 3 The bottom plate 3 of the box 1 extends downward along the circumferential direction thereof to form a positioning pressing edge 34 matched with the positioning ring groove 15.

[0047] Specifically, the bottom of the box 1 extends downward along the circumferential direction thereof to form a positioning pressing edge 34. In the stacking of the battery box and another battery box, the handle 5 on both sides of the box 1 facilitates the carrying of the battery box, and the positioning sleeve 33 at the bottom of the upper battery box is aligned with the handle 5 at the top of the lower battery box, so that the handle 5 at the top of the lower battery box is inserted into the positioning sleeve 33 at the bottom of the upper battery box to limit the battery in the stacking. Then, the positioning protrusion 32 at the bottom of the upper battery box is inserted into the positioning groove 23 at the top of the lower battery box, so that the battery is further limited in the stacking. The positioning pressing edge 34 at the bottom of the upper battery box is clamped into the positioning ring groove 15 at the top of the lower battery box to limit the battery in the stacking again. Meanwhile, the connecting plug 22 at the top of the lower battery box is inserted into the connecting socket 31 at the bottom of the upper battery box to connect the two battery boxes, thereby greatly improving the grouping efficiency of the battery box.

[0048] It should be noted that each of the above technical features can be combined with each other to form various embodiments not listed above, which are all considered to be within the scope of the description of the present application. Furthermore, for those skilled in the art, the above description can be improved or changed, and all these improvements and changes shall fall within the protection scope of the appended claims of the present application.

Claims

1. A battery case facilitating assembly for facilitating stacking assembly of battery cases, characterized by: The utility model provides a battery box, including box (1) and box cover (2), the top side of box (1) has opening, the box cover (2) is arranged at the opening of box (1) to close box (1), forms the installation cavity of placing battery cell inside box (1), The box cover (2) is provided with a connecting plug (22), and the bottom plate (3) of the box (1) is provided with a connecting socket (31) corresponding to the position of the connecting plug (22). The upper side of the box cover (2) is provided with a plurality of positioning grooves (23), and the bottom side of the bottom plate (3) of the box (1) is provided with a positioning lug (32) corresponding to the position of the positioning groove (23). The two inner sides of the box (1) are provided with symmetrical mounting seats (4), a handle (5) is arranged on the mounting seat (4), the box cover (2) is provided with an opening (21) corresponding to the position of the handle (5), the handle (5) passes through the opening (21) and protrudes from the upper side of the box cover (2), and the bottom plate (3) of the box (1) is provided with a positioning sleeve (33) corresponding to the position of the handle (5).

2. The easily assembled battery case according to claim 1, wherein The box (1) includes a bottom plate (3) and four side plates extending from the periphery of the bottom plate (3) in the direction perpendicular to the bottom plate (3), and the bottom plate (3) and the four side plates form an installation cavity for placing battery cells.

3. The easily assembled battery case according to claim 2, wherein The four side plates of the box (1) are a first side plate (11), a second side plate (12), a third side plate (13) and a fourth side plate (14), the inner side of the first side plate (11) is provided with a mounting column (6) at each opposite end, the inner side of the second side plate (12) is provided with at least one support plate (7), the first side plate (11) is adjacent to the second side plate (12), the first side plate (11) is opposite to the third side plate (13), and the third side plate (13) has the same structure as the first side plate (11).

4. The easily assembled battery case according to claim 3, wherein Two mounting seats (4) are arranged on the inner sides of the first side plate (11) and the third side plate (13), the mounting seat (4) is arranged on the upper part of two mounting columns (6) located on the same side, the mounting seat (4) is provided with at least one connecting screw hole (41) extending through the mounting seat (4) and extending to the mounting column (6), the connecting screw hole (41) is provided with a connecting screw, and the connecting screw is inserted into the connecting screw hole (41) of the mounting seat (4) and the mounting column (6) to connect the mounting seat (4) and the mounting column (6).

5. The easily assembled battery case according to claim 3, wherein The height of the mounting column (6) is less than the height of the support plate (7).

6. The easily assembled battery case according to claim 1, wherein The bottom plate (3) of the box (1) is provided with a mounting base plate (35), and the mounting base plate (35) is provided with a protruding rib protruding from the mounting base plate (35) in the circumferential direction.

7. The easily assembled battery case according to claim 1, wherein A support seat (42) is arranged between the two mounting seats (4), and a pressing plate (43) is arranged on the bottom side of the support seat (42), and the pressing plate (43) is in contact with the battery cell arranged in the installation cavity of the box (1).

8. The easily assembled battery case according to claim 7, wherein The bottom side of the support seat (42) is provided with at least one elastic member, and is connected with the pressing plate (43) through the elastic member.

9. The easily assembled battery case according to claim 1, wherein The opening of the box body (1) is provided with a positioning ring groove (15) along the circumference thereof, and the positioning ring groove (15) is located on the outer circumferential side of the box cover (2).

10. The easily assembled battery case according to claim 9, wherein The bottom plate (3) of the box body (1) extends downward along the circumference thereof, and forms a positioning pressing edge (34) matched with the positioning ring groove (15).

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