Energy storage battery structure with double battery modules

Abstract

The utility model discloses an energy storage battery structure with double battery modules, which comprises a battery box shell, a first battery module and a second battery module, and the first battery module and the second battery module are detachably mounted in the battery box shell. The first battery module comprises a first fixed cavity, a plurality of first battery cells and a plurality of groups of first battery pressing strips, the plurality of groups of first battery pressing strips are mounted on the outer sides of the plurality of first battery cells at intervals, and the second battery module comprises a second fixed cavity, a plurality of second battery cells and a plurality of groups of second battery pressing strips; and the plurality of groups of second battery pressing strips are mounted on the outer sides of the plurality of second battery cells at intervals. According to the utility model, the double battery modules are arranged and can be divided into two battery modules to be assembled, so that the situation that a single battery module is heavy in weight and inconvenient to assemble is avoided, the assembling efficiency is improved, the battery module with a damaged battery cell is convenient to replace, and the first battery pressing strip and the second battery pressing strip are arranged to play a role in reinforcing the fixation of the first battery cell and the second battery cell.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage battery technical field, concretely relates to an energy storage battery structure with double battery modules. BACKGROUND

[0002] Large traffic transport tools such as electric vehicles need considerable power source, usually, energy storage batteries are used to provide power for electric vehicles, and the existing energy storage battery structure is mainly composed of a single battery module and a box body, the single battery module is integrally installed and fixed in the box body by fasteners, the battery module is formed by stacking a plurality of single battery cells, and the battery module is formed by extruding the battery cell group with end plates and then binding the battery module with steel bands. The existing energy storage battery structure has the following problems in use:

[0003] 1) there is only one battery module, the volume of the required battery module is large, and the weight is relatively heavy, which is troublesome during installation into the box body and is not convenient for installation;

[0004] 2) when a battery cell of the battery module is faulty, the entire battery module of the box body needs to be replaced, and the cost of replacing the battery module components is high;

[0005] 3) the steel band binding fixing mode of the battery cell is not very firm, and when the energy storage battery is jolted during transportation, the battery cell is prone to displacement. UTILITY MODEL CONTENTS

[0006] The utility model provides a first battery module and a second battery module are arranged on the battery box shell, two battery modules are assembled to improve the assembly efficiency, when a battery cell of one battery module is faulty or fails, only the battery module with the faulty battery cell needs to be replaced, the cost investment is reduced, the first battery pressing strip and the second battery pressing strip are arranged, and the energy storage battery structure is fixed and reinforced for a plurality of first battery cells and a plurality of second battery cells.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme:

[0008] The utility model provides a kind of energy storage battery structure with double battery module, the energy storage battery structure includes battery box shell and double battery module, double battery module is built-in battery box shell, double battery module includes first battery module and second battery module, first battery module is located above second battery module, first battery module and second battery module can be detachably installed inside battery box shell, first battery module includes first fixed cavity, several first electric core, several groups of first battery compression strip, several first electric core is installed in first fixed cavity in side by side type, several groups of first battery compression strip are mutually spaced and installed on the outside of several first electric core to detachably install several first electric core in first fixed cavity, second battery module includes second fixed cavity, several second electric core, several groups of second battery compression strip, several second electric core is installed in second fixed cavity in side by side type, several groups of second battery compression strip are mutually spaced and installed on the outside of several second electric core to detachably install several second electric core in second fixed cavity.

[0009] Further, the top of the first fixed cavity is fixed with a first connecting plate on both sides, each group of first battery compression strip is provided with a first fixing hole and a first fixing part, the first connecting plate is provided with a first connecting hole matched with the first fixing hole at both ends of the first battery compression strip, and the first fixing part passes through the first fixing hole at both ends of the first battery compression strip and the first connecting hole of the first connecting plate to fix both ends of each group of first battery compression strip on the first connecting plate on both sides of the first fixed cavity.

[0010] Further, the top of the second fixed cavity is fixed with a second connecting plate on both sides, each group of second battery compression strip is provided with a second fixing hole and a second fixing part, the second connecting plate is provided with a second connecting hole matched with the second fixing hole at both ends of the second battery compression strip, and the second fixing part passes through the second fixing hole at both ends of each group of second battery compression strip and the second connecting hole of the second connecting plate to fix both ends of each group of second battery compression strip on the second connecting plate on both sides of the second fixed cavity.

[0011] Further, the first battery module includes a first connecting sheet, each first electric core is provided with a pair of first positive and negative terminals with opposite polarities, the first connecting sheet is located between the first positive and negative terminals with opposite polarities of adjacent two first electric cores, and the adjacent two first electric cores are connected through the first connecting sheet.

[0012] Further, the second battery module includes a second connecting sheet, each second electric core is provided with a pair of second positive and negative terminals with opposite polarities, the second connecting sheet is located between the second positive and negative terminals with opposite polarities of adjacent two second electric cores, and the adjacent two second electric cores are connected through the second connecting sheet.

[0013] Further, the energy storage battery structure comprises a heat dissipation plate, which is installed inside the battery box shell and at the front end of the first and second battery pressing strips.

[0014] Further, the energy storage battery structure comprises a control lamp plate and a cover plate, the front end of the battery box shell is provided with an opening, the cover plate is detachably covered on the opening at the front end of the battery box shell, the control lamp plate is installed at the front end of the heat dissipation plate inside the battery box shell, the control lamp plate is provided with a power switch indicator, an operation indicator and a fault indicator, the power switch indicator, the operation indicator and the fault indicator are sequentially welded on the control lamp plate from left to right, and the cover plate is provided with a plurality of lamp holes which are distributed at equal intervals along the transverse direction of the cover plate.

[0015] Further, the left side of the battery box shell is provided with two groups of first grooves which are distributed along the upper and lower sides of the left side of the battery box shell respectively, and each group of the first grooves is fixedly provided with a rotatable first handle, and the right side of the battery box shell is provided with two groups of second grooves which are distributed along the upper and lower sides of the right side of the battery box shell respectively, and each group of the second grooves is fixedly provided with a rotatable second handle.

[0016] Further, the energy storage battery structure comprises a support base which is installed at the bottom end of the battery box shell.

[0017] Compared with the prior art, the energy storage battery structure has the following beneficial effects:

[0018] 1、The energy storage battery structure comprises a battery box shell and a double battery module, the double battery module comprises a first battery module and a second battery module, the first battery module and the second battery module are detachably installed inside the battery box shell, the first battery module comprises a first fixed cavity, a plurality of first battery cells and a plurality of groups of first battery pressing strips, the plurality of groups of first battery pressing strips are installed at the outer sides of the plurality of first battery cells at intervals to detachably install the plurality of first battery cells in the first fixed cavity, the second battery module comprises a second fixed cavity, a plurality of second battery cells and a plurality of groups of second battery pressing strips, the plurality of groups of second battery pressing strips are installed at the outer sides of the plurality of second battery cells at intervals to detachably install the plurality of second battery cells in the second fixed cavity. The energy storage battery structure of the utility model can assemble two battery modules, avoids the inconvenience of assembling a single battery module due to its large weight, improves the assembly efficiency, facilitates the replacement of a battery module with a bad battery cell, and reinforces the fixation of the plurality of first battery cells and the plurality of second battery cells through the first and second battery pressing strips.

[0019] 2), The utility model discloses the left side of battery box casing is provided with two groups first slot, and the inside fixed of each first slot has rotatable first handle, and the right side of battery box casing is provided with two groups second slot, and the inside fixed of each second slot has rotatable second handle. Through setting two groups first handle and two groups second handle, it is convenient to carry and carry energy storage battery structure, and it is convenient to fold and store first handle and second handle to first slot and second slot, and first handle and second handle are avoided and exposed and occupy area. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is whole structure schematic diagram of energy storage battery structure of the utility model;

[0021] Figure 2 It is whole structure schematic diagram of another angle of energy storage battery structure of the utility model;

[0022] Figure 3 It is internal structure schematic diagram of energy storage battery structure of the utility model;

[0023] Figure 4 It is connection schematic diagram of heat dissipation plate fixed in battery box casing of the utility model;

[0024] Figure 5 It is exploded view of heat dissipation plate and battery box casing of the utility model;

[0025] Figure 6 It is relationship schematic diagram of battery box casing and double battery module of the utility model;

[0026] Figure 7 It is another angle relationship schematic diagram of battery box casing and double battery module of the utility model;

[0027] Figure 8 It is structure schematic diagram of double battery module of the utility model.

[0028] In the figure: battery box shell 1, first slot 11, first handle 12, first rubber pad 13, second slot 14, second handle 15, second rubber pad 16, first battery module 2, first fixed cavity 21, first connecting plate 211, first electric core 22, first positive terminal 221, first negative terminal 222, first battery pressing strip 23, first fixed hole 231, first positioning column 232, first heat dissipation hole 233, first connecting piece 24, second battery module 3, second fixed cavity 31, second connecting plate 311, second electric core 32, second positive terminal 321, second negative terminal 322, second battery pressing strip 33, second fixed hole 331, second positioning column 332, second heat dissipation hole 333, second connecting piece 34, support base 4, moving wheel 41, control lamp plate 5, power switch indicator 51, running indicator 52, fault indicator 53, cover plate 6, lamp hole 61, heat dissipation plate 7, positioning hole 71. DETAILED DESCRIPTION

[0029] The present application will be described in detail below with reference to the drawings, which are a part of this specification, and which together with the description illustrate the principles of the application. Other aspects, features and advantages of the present application will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which illustrate, by way of example, the principles of the application. In the drawings like reference numerals refer to like elements throughout.

[0030] As Figures 1-7The utility model discloses an energy storage battery structure with double battery modules, which comprises a battery box shell 1 and double battery modules, the double battery modules are built-in the battery box shell 1, the double battery modules comprise a first battery module 2 and a second battery module 3, the first battery module 2 is located above the second battery module 3, the first battery module 2 and the second battery module 3 are detachably installed inside the battery box shell 1, the first battery module 2 comprises a first fixed cavity 21, a plurality of first battery cells 22 and a plurality of groups of first battery pressing strips 23, the plurality of first battery cells 22 are installed in the first fixed cavity 21 in a side-by-side manner, the plurality of groups of first battery pressing strips 23 are installed on the outer sides of the plurality of first battery cells 22 at intervals to detachably install the plurality of first battery cells 22 in the first fixed cavity 21, the second battery module 3 comprises a second fixed cavity 31, a plurality of second battery cells 32 and a plurality of groups of second battery pressing strips 33, the plurality of second battery cells 32 are installed in the second fixed cavity 31 in a side-by-side manner, the plurality of groups of second battery pressing strips 33 are installed on the outer sides of the plurality of second battery cells 32 at intervals to detachably install the plurality of second battery cells 32 in the second fixed cavity 31. In specific implementation, the energy storage battery structure further comprises a support base 4, the support base 4 is installed at the bottom end of the battery box shell 1, the lower end of the support base 4 is provided with a movable wheel 41, the movable wheel 41 is installed at the four corners of the lower end of the support base 4, the movable wheel 41 is provided as a universal wheel, a locking structure can also be provided on the universal wheel, and the upper end of the universal wheel can be fixed to the lower end of the support base 4 through bolts.

[0031] The utility model discloses an energy storage battery structure with double battery modules, which comprises a battery box shell 1 and double battery modules, the double battery modules are built-in the battery box shell 1, the double battery modules comprise a first battery module 2 and a second battery module 3, the first battery module 2 is located above the second battery module 3, the first battery module 2 and the second battery module 3 are detachably installed inside the battery box shell 1, the first battery module 2 comprises a first fixed cavity 21, a plurality of first battery cells 22 and a plurality of groups of first battery pressing strips 23, the plurality of first battery cells 22 are installed in the first fixed cavity 21 in a side-by-side manner, the plurality of groups of first battery pressing strips 23 are installed on the outer sides of the plurality of first battery cells 22 at intervals to detachably install the plurality of first battery cells 22 in the first fixed cavity 21, the second battery module 3 comprises a second fixed cavity 31, a plurality of second battery cells 32 and a plurality of groups of second battery pressing strips 33, the plurality of second battery cells 32 are installed in the second fixed cavity 31 in a side-by-side manner, the plurality of groups of second battery pressing strips 33 are installed on the outer sides of the plurality of second battery cells 32 at intervals to detachably install the plurality of second battery cells 32 in the second fixed cavity 31. In specific implementation, the energy storage battery structure further comprises a support base 4, the support base 4 is installed at the bottom end of the battery box shell 1, the lower end of the support base 4 is provided with a movable wheel 41, the movable wheel 41 is installed at the four corners of the lower end of the support base 4, the movable wheel 41 is provided as a universal wheel, a locking structure can also be provided on the universal wheel, and the upper end of the universal wheel can be fixed to the lower end of the support base 4 through bolts.

[0032] The utility model discloses an energy storage battery structure, including the heat dissipation plate 7, the heat dissipation plate 7 is installed in the battery box casing 1 inside and is located at the front end at first battery batten 23 and second battery batten 33, when specifically realizing, first positioning column 232 is fixed respectively in the both ends of first battery batten 23, and first positioning column 232 is located in the one side of first fixed hole 231, and second positioning column 332 is fixed respectively in the both ends of second battery batten 33, and second positioning column 332 is located in the one side of second fixed hole 331, and first positioning column 232 is equipped with first screw hole, and second positioning column 332 is equipped with second screw hole, and the positioning hole 71 that cooperates with first positioning column 232, second positioning column 332 is set up in the four around heat dissipation plate 7, and heat dissipation plate 7 is aligned the position of first positioning column 232, second positioning column 332 through positioning hole 71, then utilizes fixed screw and fixes heat dissipation plate 7 at first positioning column 232, second positioning column 332 of first battery batten 23 and second battery batten 33, to install heat dissipation plate 7 at the front end at first battery batten 23 and second battery batten 33, and first battery batten 23 and second battery batten 33 can select U type channel steel, and a plurality of mutually interval distribution's first heat dissipation hole 233 is set up in every group first battery batten 23, and a plurality of mutually interval distribution's second heat dissipation hole 333 is set up in every group second battery batten 33, and set up second fixed hole 331, and set up first heat dissipation hole 233, second heat dissipation hole 333 can play the heat dissipation effect to first electric core 22, second electric core 32 on one side, and can play the weight reduction effect on the other side.

[0033] The utility model discloses an energy storage battery structure, including control lamp plate 5 and cover plate 6, be equipped with the opening in the front end of battery box casing 1, cover plate 6 is detachably covered in the opening place at the front end of battery box casing 1, control lamp plate 5 is installed at the front end of heat dissipation plate 7 in the inside of battery box casing 1, be equipped with power switch indicator 51, running indicator 52, trouble indicator 53 on control lamp plate 5, power switch indicator 51, running indicator 52, trouble indicator 53 are welded in order on control lamp plate 5 from left to right, cover plate 6 is set up with a plurality of lamp holes 61, and a plurality of lamp holes 61 are along the equidistance distribution of the transverse direction of cover plate 6. Through control lamp plate 5 sets up power switch indicator 51, running indicator 52, trouble indicator 53, the working state of energy storage battery structure is convenient for user to observe at a distance.

[0034] The utility model discloses a first fixed cavity 21's top both sides are fixed with first connecting plate 211 respectively, and the both ends of each group first battery pressure strip 23 are equipped with first fixed hole 231 and first fixed part, and first connecting plate 211 is equipped with with the first fixed hole 231 of first battery pressure strip 23 both ends cooperation's first connecting hole, and first fixed part passes through first battery pressure strip 23 both ends's first fixed hole 231, first connecting plate 211's first connecting hole to with every group first battery pressure strip 23 both ends fixed in first connecting plate 211 on first fixed cavity 21 both sides. Through the both ends of first battery pressure strip 23 with first connecting plate 211 on first fixed cavity 21 both sides fixed, can carry out the limiting, reinforcing effect to the fixed of several first electric core 22, prevent the shift of first electric core 22 in the energy storage battery in the transportation or handling process, still, adopt first fixed part and connect first battery pressure strip 23 with first connecting plate 211 on first fixed cavity 21 both sides, the first battery pressure strip 23 with first fixed cavity 21 is convenient to dismount and fix, thereby the first battery module 2 with first fixed cavity 21 is convenient to dismount and fix. When specifically realizing, first connecting plate 211 is formed after the both sides of first fixed cavity 21 top extend outward, and first fixed part can select fixed bolt. The utility model discloses a second fixed cavity 31's top both sides are fixed with second connecting plate 311 respectively, and the both ends of second battery pressure strip 33 are equipped with second fixed hole 331 and second fixed part, and second connecting plate 311 is equipped with with the second fixed hole 331 of second battery pressure strip 33 both ends cooperation's second connecting hole, and second fixed part passes through every group second battery pressure strip 33 both ends's second fixed hole 331, second connecting plate 311's second connecting hole to with every group second battery pressure strip 33 both ends fixed in second connecting plate 311 on second fixed cavity 31 both sides. Through the both ends of second battery pressure strip 33 with second connecting plate 311 on second fixed cavity 31 both sides fixed, can carry out the limiting, reinforcing effect to the fixed of several second electric core 32, adopt second fixed part and connect second battery pressure strip 33 with second connecting plate 311 on second fixed cavity 31 both sides, and second battery pressure strip 33 with second fixed cavity 31 is convenient to dismount and fix, thereby second battery module 3 with second fixed cavity 31 is convenient to dismount and fix. When specifically realizing, second connecting plate 311 is formed after the both sides of second fixed cavity 31 top extend outward, and second fixed part can select fixed bolt.

[0035] The utility model discloses a first battery module 2 includes first connecting piece 24, be equipped with a pair of polarity opposite first positive terminal 221 and first negative terminal 222 on every first electric core 22, first connecting piece 24 is located between the polarity opposite first positive terminal 221 and first negative terminal 222 of adjacent two first electric core 22, and adjacent two first electric core 22 are connected through first connecting piece 24. Through first connecting piece 24, a plurality of first electric core 22 is electrically connected conveniently, guarantees the normal use and power demand of first battery module 2 in the energy storage battery structure. The second battery module 3 includes second connecting piece 34, is equipped with a pair of polarity opposite second positive terminal 321 and second negative terminal 322 on every second electric core 32, and second connecting piece 34 is located between the polarity opposite second positive terminal 321 and second negative terminal 322 of adjacent two second electric core 32, and adjacent two second electric core 32 are connected through second connecting piece 34. Through second connecting piece 34, a plurality of second electric core 32 is electrically connected conveniently, guarantees the normal use and power demand of second battery module 3 in the energy storage battery structure.

[0036] Specific implementation, first fixed cavity 21 includes first left side plate, first right side plate, first lower side plate, first upper side plate, first bottom plate, and the first lower side plate, first left side plate, first upper side plate, first right side plate are fixed on the four around first bottom plate and form the first fixed cavity 21 of front end open. Specific implementation, second fixed cavity 31 includes second left side plate, second right side plate, second lower side plate, second upper side plate, second bottom plate, and the second lower side plate, second left side plate, second upper side plate, second right side plate are fixed on the four around second bottom plate and form the second fixed cavity 31 of top end open.

[0037] The utility model discloses a first handle 12 and second handle 15 are arranged on the left side and right side of the battery box shell 1 respectively, and the first handle 12 and second handle 15 are rotatable, and the first handle 12 and second handle 15 are folded and stored in the first slot 11 and second slot 14, avoid the first handle 12 and second handle 15 to expose, occupy the area, improve the space utilization, and also facilitate the packing of the energy storage battery structure, and when the first handle 12 is sleeved with the first rubber pad 13, and the second handle 15 is sleeved with the second rubber pad 16, the energy storage battery structure is conveniently lifted by the staff, and the rubber pad also plays the role of preventing the first handle 12 and second handle 15 from falling off during lifting and carrying, and the rubber pad material also plays the role of preventing the first handle 12 and second handle 15 from deforming due to the overuse of the staff, and the staff can feel comfortable when holding the first handle 12 and second handle 15.

[0038] The above has made a detailed description of the utility model, and the above is only a preferred embodiment of the utility model, and cannot limit the scope of the application, that is, all equivalent changes and modifications made according to the scope of the application should still be within the scope of the utility model.

Claims

1. An energy storage battery structure provided with a double battery module, characterized by: The energy storage battery structure comprises a battery box shell and a double battery module, the double battery module is built-in the battery box shell, the double battery module comprises a first battery module and a second battery module, the first battery module is located above the second battery module, the first battery module and the second battery module are detachably installed in the inside of the battery box shell, the first battery module comprises a first fixed cavity, a plurality of first battery cells and a plurality of groups of first battery pressing strips, the plurality of first battery cells are installed in the first fixed cavity in a side-by-side manner, and the plurality of groups of first battery pressing strips are installed on the outer sides of the plurality of first battery cells in a spaced manner to detachably install the plurality of first battery cells in the first fixed cavity, the second battery module comprises a second fixed cavity, a plurality of second battery cells and a plurality of groups of second battery pressing strips, the plurality of second battery cells are installed in the second fixed cavity in a side-by-side manner, and the plurality of groups of second battery pressing strips are installed on the outer sides of the plurality of second battery cells in a spaced manner to detachably install the plurality of second battery cells in the second fixed cavity.

2. The energy storage battery structure with double battery modules according to claim 1, characterized in that: The first fixed cavity is provided with a first connecting plate fixed on both sides of the top end of the first fixed cavity, each group of first battery pressing strips is provided with a first fixing hole and a first fixing piece at both ends, the first connecting plate is provided with a first connecting hole matched with the first fixing hole at both ends of the first battery pressing strip, and the first fixing piece passes through the first fixing hole at both ends of the first battery pressing strip and the first connecting hole of the first connecting plate to fix both ends of each group of first battery pressing strips on the first connecting plate on both sides of the first fixed cavity.

3. The energy storage battery structure with double battery modules according to claim 1, characterized in that: The second fixed cavity is provided with a second connecting plate fixed on both sides of the top end of the second fixed cavity, each group of second battery pressing strips is provided with a second fixing hole and a second fixing piece at both ends, the second connecting plate is provided with a second connecting hole matched with the second fixing hole at both ends of the second battery pressing strip, and the second fixing piece passes through the second fixing hole at both ends of each group of second battery pressing strips and the second connecting hole of the second connecting plate to fix both ends of each group of second battery pressing strips on the second connecting plate on both sides of the second fixed cavity.

4. The energy storage battery structure with double battery modules according to claim 1, characterized in that: The first battery module comprises a first connecting piece, each first battery cell is provided with a pair of first positive and negative terminals with opposite polarities, the first connecting piece is located between the first positive and negative terminals with opposite polarities of adjacent two first battery cells, and the adjacent two first battery cells are connected through the first connecting piece.

5. The energy storage battery structure with dual battery modules of claim 1, wherein: The second battery module comprises a second connecting piece, each second battery cell is provided with a pair of second positive and negative terminals with opposite polarities, the second connecting piece is located between the second positive and negative terminals with opposite polarities of adjacent two second battery cells, and the adjacent two second battery cells are connected through the second connecting piece.

6. The energy storage battery structure with dual battery modules of claim 1, wherein: The energy storage battery structure comprises a heat dissipation plate, the heat dissipation plate is installed in the inside of the battery box shell and located at the front end of the first battery pressing strip and the second battery pressing strip.

7. The energy storage battery structure with dual battery modules of claim 1, wherein: The energy storage battery structure comprises a control lamp plate and a cover plate, an opening is arranged at the front end of the battery box shell, the cover plate is detachably arranged at the opening of the front end of the battery box shell, the control lamp plate is arranged at the front end of the heat dissipation plate in the battery box shell, power switch indicator lights, operation indicator lights and fault indicator lights are arranged on the control lamp plate, the power switch indicator lights, the operation indicator lights and the fault indicator lights are sequentially welded on the control lamp plate from left to right, and a plurality of lamp holes are arranged on the cover plate and are equidistantly distributed along the transverse direction of the cover plate.

8. The energy storage battery structure with dual battery modules of claim 1, wherein: Two groups of first slots are arranged on the left side of the battery box shell, and the two groups of first slots are respectively arranged on the upper side and the lower side of the left side of the battery box shell, a rotatable first handle is fixed in each group of first slots, two groups of second slots are arranged on the right side of the battery box shell, and the two groups of second slots are respectively arranged on the upper side and the lower side of the right side of the battery box shell, and a rotatable second handle is fixed in each group of second slots.

9. The energy storage battery structure with dual battery modules of claim 1, wherein: The energy storage battery structure comprises a support base, and the support base is arranged at the bottom end of the battery box shell.

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