CN209418571U - Energy storage device - Google Patents

Abstract

A kind of energy storage device, its shell for placing battery mould group for including into box-like, shell includes lower cover, upper cover, it is oppositely arranged on two side plates of two sides, and it is oppositely arranged on the front and rear panels of remaining two sides, two side plates are vertically arranged with front and rear panels respectively, the limit rib with the limit cooperation of the module bracket of battery modules is respectively equipped on lower cover and the inner wall of upper cover, the card slot being engaged by clamping with side plate is offered in the side of limit rib, the first threaded hole is offered respectively at the both ends of limit rib, front and rear panels are connect by the first screw with the first threaded hole, while limit by limit rib to battery modules, it can be connect with side plate in the card slot that limit rib side opens up, it can be connect again with front and rear panels in the first threaded hole that card slot both ends open up, with compact-sized, it is easy to process and convenient for assembly the characteristics of.

Description

Energy storage device

Technical field

The invention is related to Low Voltage Electrical Apparatus, more particularly to a kind of energy storage device.

Background technique

Energy storage device need to increase housing design due to modularized design and the independent demand at energy-storage units.But it is existing Energy storage device has the disadvantages that

1, not only structural strength is poor for existing shell, can not form effective protection to battery modules, and part is more, assembly is difficult Degree is big；

2, since the self weight of battery modules is larger, the bottom for being easy to squeeze shell is deformed, and is not easy to carry and be stored；

3, battery core series and parallel structure diversification, causes the change in size of battery modules big, shell can not be suitable for different rulers Very little battery modules；

4, when battery modules independence is at energy-storage units, lead to the poor radiation of battery modules；

5, it needs to take into account volume and insulation in battery modules independence correspondence with foreign country and power supply, leads to the number of ports on shell Amount is inadequate.

Summary of the invention

The defect for aiming to overcome that the prior art of the invention, provides that a kind of structure is simple, storage of high reliablity It can device.

To achieve the above object, the invention adopts the technical scheme that

A kind of energy storage device comprising at the shell for placing battery mould group 5 of box-like, shell includes lower cover 1, upper cover 2, two side plates 6 of two sides are oppositely arranged on, and are oppositely arranged on the foreboard 3 and back plate 4 of remaining two sides, two side plates 6 divide It is not vertically arranged with foreboard 3 and back plate 4, the module bracket with battery modules 5 is respectively equipped on lower cover 1 and the inner wall of upper cover 2 The limit rib 7 of 51 limit cooperations, the card slot 71 being engaged by clamping with side plate 6 is offered in the side of limit rib 7, in limit rib 7 Both ends offer the first threaded hole 72, foreboard 3 and back plate 4 respectively and are connect by the first screw 73 with the first threaded hole 72.

Preferably, the side of the module bracket 51 is equipped with the second threaded hole 750, is equipped on foreboard 3 and/or back plate 4 The second screw 75 being connect with the second threaded hole 750.

Preferably, one end of the foreboard 3 and back plate 4 is equipped with ventilation hole 76, and the inner wall of foreboard 3 and/or back plate 4 is equipped with The fan 761 cooperated with ventilation hole 76, the other end of foreboard 3 are equipped with avoid holes 32, and avoid holes 32 are interior equipped with electrode interface and logical Believe interface.

Preferably, the limit rib 7 includes the first limit rib 7a for being separately positioned on 1 edges at two ends of lower cover, and setting The second limit rib 7b on the inside of the first limit rib 7a at 1 both ends of lower cover, the both ends of the first limit rib 7a and the second limit rib 7b It is equipped with the first threaded hole 72, the card slot 71 being engaged by clamping with side plate 6, the second limit rib 7b are equipped on the first limit rib 7a Side and module bracket 51 limit cooperate, be respectively equipped with two l-shaped at the both ends of module bracket 51 and reach lower cover 1 respectively Frame limit with the limit cooperation of 2 upper limit muscle of upper cover, 7 other side hooks 563, is equipped on the side of limit rib 7 and limits with frame Hook the 563 frame limiting slots 564 being engaged by clamping.

Preferably, two side plates 6 and upper cover 2 are integrally formed, the top of two side plates 6 respectively with upper cover 2 two End connection composition tips upside down on the U-shaped structure of 5 top side of battery modules, and the limit rib 7 in lower cover 1 and upper cover 2 is parallel with side plate 6 to be set It sets, the flange 61 for extending towards and being engaged by clamping with 1 upper limit muscle 7 of lower cover, lower cover 1 is respectively equipped on the inside of the bottom end of two side plates 6 The first threaded hole 72 connecting with foreboard 3 and back plate 4 is offered respectively with the both ends of the limit rib 7 in upper cover 2.

Preferably, the both ends of the foreboard 3 are equipped with the mounting hole 33 for installing cabinet drawer.

Preferably, the top and bottom of 3 inside of the foreboard are respectively equipped with multiple at U-shaped bracket 34, and the two of bracket 34 End is connect with foreboard 3 respectively, and inner wall of the middle part of bracket 34 respectively with 2 inside of lower cover 1 and upper cover cooperates, in frame cover board 54 Side is equipped with the bracket limit hole cooperated with bracket 34, forms the space for accommodating wiring board between multiple brackets 34.

Preferably, the module bracket 51 includes multiple framing components 53 along the superposition of 52 width direction of energy-storage battery, frame For frame member 53 at frame shape, energy-storage battery 52 is fixed on the inside of framing component 53, and the side of two framing components 53 at both ends is opened Mouth is respectively equipped with frame cover board 54, and the side of each framing component 53 is equipped with along 52 width direction of energy-storage battery to adjacent frame The frame buckle 57 that component 53 extends, and it is oppositely arranged on the frame that frame buckles 57 coaxial arrangement of 57 other sides and frame buckle Frame buckle 57 on frame card slot 570, frame card slot 570 and adjacent framing component 53 is engaged by clamping, in framing component 53 Both ends are respectively equipped with two l-shaped and reach the frame limit hook 563 of 7 other side of limit rib limit cooperation respectively, in limit rib 7 Side be equipped with frame limit hook 563 be engaged by clamping frame limiting slots 564.

Preferably, the both ends of the energy-storage battery 52 are respectively equipped with tab 521, two frames in 53 one end of framing component Limit hooks the first bindiny mechanism 81 for being equipped with and being connected between the tab 521 of multiple 52 one end of energy-storage battery between 563, in frame 53 other end of component two frames limit hook 563 between be equipped be connected to multiple 52 other ends of energy-storage battery tab 521 it Between the second bindiny mechanism 82, the second bindiny mechanism 82 connect with the input terminal of energy storage device.

Preferably, the inner wall of the framing component 53 is equipped with the position-limit mechanism with the limit cooperation of energy-storage battery 52, energy storage electricity Pond 52 is fixed between the position-limit mechanism of two adjacent framing components 53；First bindiny mechanism 81 and the second bindiny mechanism 82 include multiple connection busbars 84 connected at frame shape and side by side, and for connection busbar 84 at frame shape, connecting busbar 84 includes two Spaced contact arm 841 and two fixed arms 842 being connected between two 841 both ends of contact arm, two contact arms 841 connect with the tab 521 of two adjacent energy-storage batteries 52 respectively, and evacuation tab 521 is formed between two contact arms 841 Busbar heat release hole 846；The connection busbar 84 of the second most head end of bindiny mechanism 82 is positive busbar 85, and the connection of least significant end is female Row 84 is cathode bus bar 86, and positive busbar 85 passes through positive connecting rod 851 and connect with the anode of the input terminal of energy storage device, bears Pole busbar 86 connect by cathode connecting rod 861 with the cathode of the input terminal of energy storage device, one end of cathode connecting rod 861 with bear Pole busbar 86 connects, and the other end of cathode connecting rod 861 reaches the one of positive connecting rod 851 from the side of multiple connection busbars 84 The cathode of the input terminal of side and energy storage device connects.

The energy storage device of the invention opens up while limit by limit rib to battery modules 5 in limit rib side Card slot 71 can be connect with side plate 6, can connect again with foreboard 3 and back plate 4 in the first threaded hole 72 that 71 both ends of card slot open up It connects, have the characteristics that compact-sized, easy to process and is convenient for assembly.

In addition, back plate 4 is connect by the second screw 75 with module bracket 51, allow the gravity of battery modules 5 by bottom Share a part to back plate 4, causes lower cover 1 to be deformed since battery modules 5 are overweight when preventing from promoting shell, can be convenient for Carrying, stacking and the storage of battery modules.

Battery modules 5 are cooled down in addition, can be realized by the first ventilation hole 31 and fan, while passing through avoid holes 32 and communication interface can be realized and the operation such as be managed to 5 groups of battery mould, the safety of battery modules 5 can be greatly improved.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the invention energy storage device；

Fig. 2 is the decomposition diagram of the invention shell；

Fig. 3 is the decomposition diagram of the invention module bracket；

Fig. 4 is the structural schematic diagram of the invention framing component；

Fig. 5 is the partial enlarged view of the invention Fig. 4；

Fig. 6 is the cooperation schematic diagram of the invention module bracket and shell；

Fig. 7 is the structural schematic diagram of the second bindiny mechanism of the invention；

Fig. 8 is the structural schematic diagram of the invention anode busbar, cathode bus bar and cathode connecting rod.

Specific embodiment

Below in conjunction with the embodiment that attached drawing 1 to 8 provides, the specific implementation of the energy storage device of the invention is further illustrated Mode.The energy storage device of the invention is not limited to the following description.

As shown in Figs 1-4, the energy storage device of the invention includes into the shell for placing battery mould group 5 of box-like, Battery modules 5 include module bracket 51 and the multiple energy-storage batteries 52 being fixed in module bracket 51, each energy-storage battery 52 Both ends be equipped with tab 521.

The module bracket 51 includes multiple framing components 53 along the superposition of 52 width direction of energy-storage battery, framing component 53 At frame shape, energy-storage battery 52 is fixed on the inside of framing component 53, and the side opening of two framing components 53 at both ends is set respectively There are frame cover board 54, the module bracket 51 of two frame cover boards 54 and multiple framing components 53 the composition box-like at both ends, each frame The side of frame member 53 is equipped with the frame buckle 57 extended along 52 width direction of energy-storage battery to adjoining frame members 53, and Be oppositely arranged on frame buckle 57 other sides and frame buckle 57 coaxial arrangement frame card slots 570, frame card slot 570 with it is adjacent Framing component 53 on frame buckle 57 be engaged by clamping.

The energy storage device of the invention forms frame structure by multiple framing components 53 being superimposed in the width direction, And adjacent framing component 53 is directly connected by frame buckle 57 with frame card slot 570, not only has light-weight and cost Low feature, and can be avoided the problem of getting rusty, there is good chemical stability, be further ensured that stable structure Property.In addition, also having the characteristics that structure is simple and being convenient for assembly.

Further, the inner wall of the framing component 53 is equipped with the position-limit mechanism with the limit cooperation of energy-storage battery 52, energy storage electricity Pond 52 is fixed between the position-limit mechanism of two adjacent framing components 53, by the way that position-limit mechanism is arranged on framing component 53 Fixed energy-storage battery 52 does not need that the fixed energy-storage battery 52 of liner is additionally arranged, with light-weight, structure is simple and at low cost Feature.

As shown in figure 3, the tab 521 at each 52 both ends of energy-storage battery connects with the anode and cathode of energy-storage battery 52 respectively It connects, 52 anode of adjacent two energy-storage batteries to the direction of cathode is contrary setting, the tab of multiple 52 the same ends of energy-storage battery 521 alternately connect with respective anode and cathode, and the tab 521 of multiple 52 one end of energy-storage battery is connected by the first bindiny mechanism 81 It connects, the tab 521 of multiple 52 other ends of energy-storage battery is connected by the second bindiny mechanism 82, the second bindiny mechanism 82 and energy storage The input terminal of device connects.

The energy storage device of the invention is more by the way that the first bindiny mechanism 81 and the second bindiny mechanism 82 to be separately positioned on The both ends of a energy-storage battery 52 can not only improve the creepage distance between both ends tab 521 while cramped construction, mention High reliability and thermal diffusivity, and multiple energy-storage batteries 52 can be made to be fixed as a firm and firm entirety.

As shown in Figs. 1-2, shell includes cooperating with the lower cover 1 of 5 bottom side of battery modules cooperation, with 5 top side of battery modules Upper cover 2, two side plates 6 for being oppositely arranged on 5 two sides of battery modules, and before being oppositely arranged on remaining two sides of battery modules 5 Plate 3 and back plate 4, two side plates 6 are vertically arranged with foreboard 3 and back plate 4 respectively, are respectively equipped on lower cover 1 and the inner wall of upper cover 2 With the limit rib 7 of the limit cooperation of module bracket 51, the card slot 71 being engaged by clamping with side plate 6 is offered in the side of limit rib 7, The both ends of limit rib 7 offer the first threaded hole 72 respectively, and foreboard 3 and back plate 4 pass through the first screw 73 and the first threaded hole 72 Connection.

The energy storage device of the invention is opened while limit by limit rib 7 to battery modules 5 in 7 side of limit rib If card slot 71 can be connect with side plate 6, and can be with foreboard 3 and back plate 4 in the first threaded hole 72 that 71 both ends of card slot open up Connection, have the characteristics that structural strength it is high, it is compact-sized, easy to process and be convenient for assemble.

As shown in fig. 6, the limit rib 7 includes the first limit rib 7a for being separately positioned on 1 edges at two ends of lower cover, and It is arranged in the second limit rib 7b's, the first limit rib 7a and the second limit rib 7b on the inside of the first limit rib 7a at 1 both ends of lower cover Both ends are equipped with the first threaded hole 72, and the card slot 71 being engaged by clamping with side plate 6, the second limit rib are equipped on the first limit rib 7a The side of 7b and the limit of module bracket 51 cooperate, and are respectively equipped with two l-shaped at the both ends of the framing component 53 of module bracket 51 And the frame limit for reaching lower cover 1 and the limit cooperation of 2 upper limit muscle of upper cover, 7 other side respectively hooks 563, in the side of limit rib 7 It is equipped with and hooks the 563 frame limiting slots 564 being engaged by clamping with frame limit.Limit rib 7 can not only plate 3 and back plate in the pre-connection Play the role of limiting framing component 53 while 4, and l-shaped is set on framing component 53 and reaches limit rib 7 separately The frame limit of side limit cooperation, which hooks 563, can make framing component 53 and the limit cooperation of limit rib 7 relatively reliable.

Two side plates 6 at upper cover 2 and both ends are integrally formed in present embodiment, i.e. two first limits at 2 both ends of upper cover Muscle 7a is fixedly connected with side plate 6, and two side plates 6 are only engaged by clamping with the limit rib 7 in lower cover 1, the top difference of two side plates 6 It connect the U type structure that composition tips upside down on 5 top side of battery modules with the both ends of upper cover 2, the difficulty of assembly can be further decreased. Certainly, side plate 6 can not also be integrally formed with upper cover 2, and card slot 71 also can be set in two first limit rib 7a at 2 both ends of upper cover It is engaged by clamping with side plate 6.In addition it is also possible to which second vertical with limit rib 7 also can be set in the inside of upper cover 2 and lower cover 1 Limit rib (not shown), and open up the first threaded hole 72 at the both ends of the second limit rib, side plate 6 by the first screw 73 with The both ends of first limit rib connect, in addition, the card slot with foreboard 3 and the clamping engagement of back plate 4 also can be set on the second limit rib 72, belong to the protection scope of the invention.

Specifically, refering to a kind of preferred embodiment of framing component 53 show Fig. 4-5, the framing component 53 includes Along two arm members 55 of 52 length direction of energy-storage battery setting, and along the setting of 52 short transverse of energy-storage battery and respectively Two galianconism components 56 being connected between two 55 both ends of arm member, are respectively equipped at the middle part of two galianconism components 56 The heat release hole 561 of strip waist type, heat release hole 561 can promote the air of 52 surrounding of energy-storage battery to flow, and effectively improve heat dissipation effect Fruit.Certainly, the shape of heat release hole 561 is not specifically limited here, and the quantity of heat release hole 561 be also possible to it is multiple.

Further, it is respectively equipped on the side of 56 two sides of galianconism component U-shaped and along 52 width of energy-storage battery The open heat dissipation half bore 562 in direction, the heat dissipation half bore 562 of two neighboring galianconism component 56 can split be tab avoid holes, pole Ear 521 passes through tab avoid holes and reaches outside.Heat sink half bore 562 can be convenient for tab 521 on the basis of improving thermal diffusivity The effect being connect with busbar bindiny mechanism.

Further, the multiple frames buckle 57 extended to side is equipped at the middle part of arm member 55, in arm member 55 both ends are respectively equipped with the multiple frames buckle 57 extended towards the other side, and arm member 55 is corresponding to buckle 57 in each frame The other side be respectively equipped with the frame card slot 570 of coaxial arrangement.It is oppositely directed to by being arranged at 55 both ends of arm member with middle part Frame buckle 57, have the characteristics that connect it is reliable, it is not easy to fall off and deform.Certainly, the frame buckle 57 of different directions It can be arranged alternately along the length direction of arm member 55, and be separately positioned on the frame card at 55 middle part and both ends of arm member The quantity of button 57 can be one, be also possible to multiple, belong to the protection scope of the invention.Preferably, in long-armed structure The middle part of part 55 is equipped with the two frames buckle 57 extended towards side, is respectively equipped with a court at the both ends of arm member 55 The frame buckle 57 extended to the other side, two frames buckle 57 at both ends are correspondingly arranged at the outer of two, middle part frame buckle 57 Side.It is of course also possible to which frame is arranged on galianconism component 56 buckles 57 and frame card slot 570, the guarantor of the invention is belonged to Protect range.Preferably, the frame buckle 57 includes the frame snap arm disposed in parallel of arm member 55 with framing component 53 571, one end of frame snap arm 571 is connected with arm member 55, and the other end of frame snap arm 571 is equipped with frame hook 572, has The simple and easy to process feature of structure.

Refering to a kind of preferred embodiment of position-limit mechanism show Fig. 4-5, position-limit mechanism includes at least two respectively with two The inner wall of a arm member 55 limit stringer board 581 connected vertically and at least two respectively with the inner wall of galianconism component 56 hang down The direct-connected limit transverse slat 582 connect, limit transverse slat 582 are vertically arranged with limit stringer board 581, the side point of two limit stringer boards 581 Width direction not along energy-storage battery 52 is against the side limit cooperation of 52 top and bottom of energy-storage battery, two limit transverse slats 582 end face is against the end face limit cooperation at the horizontal both ends of energy-storage battery 52, frame along the length direction of energy-storage battery 52 respectively Component 53 can limit energy-storage battery 52 along the short transverse of energy-storage battery 52, horizontal by two limit stringer boards 581 and limit Plate 582 is limited along the width direction and length direction of energy-storage battery 52 respectively, energy-storage battery 52 reliably can be fixed on frame In frame member 53.

Further, the both ends of the limit stringer board 581 are respectively equipped with the limit with the cooperation of the side of 52 apex angle of energy-storage battery Position top plate 583, limit top plate 583 are higher than the height of limit stringer board 581, one end of limit top plate 583 and the company of limit stringer board 581 The place of connecing forms spacing breach 587, and the other end of limit top plate 583 is connected with the inner wall of limit transverse slat 582 and galianconism component 56.

Further, at least provided with two end faces with the top and bottom of energy-storage battery 52 respectively on each galianconism component 56 The limit transverse slat 582 of cooperation is limited, and passes through two limit stiffening plates 584 and two limits between two limit transverse slats 582 Connecting plate 585 connects, and limits the limit for being formed between stiffening plate 584 and being correspondingly arranged with heat release hole 561 on galianconism component 56 at two Position avoid holes 586, and the inside of two limit stiffening plates 584 passes through limit connecting plate 585 respectively and dissipates on galianconism component 56 The two sides of hot hole 561 connect, the limit stiffening plate 584 by being connected between galianconism component 56 and limit connecting plate 585, not only It can be improved the intensity of position-limit mechanism, guarantee the limit fixed effect to energy-storage battery 52, but also there is compact-sized spy Point.

Referring to Fig.2, two frames limit hooks 563 two sides for being oppositely arranged on heat release hole 561, in framing component 53 Two frames limit of one end hooks first for being equipped with and being connected between the tab 521 of multiple 52 one end of energy-storage battery between 563 and connects Connection mechanism 81 hooks another equipped with multiple energy-storage batteries 52 are connected between 563 in two frames limit of 53 other end of framing component The second bindiny mechanism 82 between the tab 521 of one end, the second bindiny mechanism 82 connect with the input terminal of energy storage device.

Connect refering to being respectively equipped on the outside of 55 both ends of framework of the module bracket 51 shown in Fig. 3,7-8 with first The busbar bracket 83 of connection mechanism 81 and the connection of the second bindiny mechanism 82, the first bindiny mechanism 81 and the second bindiny mechanism 82 include Multiple connection busbars 84 being fastened on busbar bracket 83 at frame shape and side by side, each connection busbar 84 include between two Contact arm 841 every setting and two fixed arms 842 being connected between two 841 both ends of contact arm, two contact arms 841 It is connect respectively with the tab 521 of two adjacent energy-storage batteries 52, forms evacuation 521 He of tab between two contact arms 841 For the busbar heat release hole 846 of heat dissipation, two fixed arms 842 are connect with busbar bracket 83 respectively, wherein a fixed arm 842 It is equipped with the connector 843 for connecting monitoring management system, monitoring management system can be to the voltage etc. of each energy-storage battery 52 Parameter is monitored.By multiple 84 connecting tabs 521 of connection busbar at frame shape, there is high reliablity, it is compact-sized and scattered Hot good feature.

Further, the fixed arm 842 is equipped with fixation hole 844, is equipped on busbar bracket 83 and matches across fixation hole 844 The bump structure 845 of conjunction, the length of bump structure 845 are greater than the depth of fixation hole 844, and bump structure 845 can pass through rivet hot Technique heating is melted in fixation hole 844 to be connect with fixation hole 844, is had the characteristics that easy to assembly.Certainly, fixed arm 842 It can be connect using other ways such as rivetings with busbar bracket 83, belong to the protection scope of the invention.

Refering to a kind of preferred embodiment of the second bindiny mechanism 82 show Fig. 7-8, the second most head end of bindiny mechanism 82 Connecting busbar 84 is positive busbar 85, and the connection busbar 84 of least significant end is cathode bus bar 86, and positive busbar 85 passes through anode connection The anode of bar 851 and the input terminal of energy storage device connect, and cathode bus bar 86 passes through the defeated of cathode connecting rod 861 and energy storage device Enter the cathode connection at end, one end of cathode connecting rod 861 connect with cathode bus bar 86, and the other end of cathode connecting rod 861 is from more The side of a connection busbar 84 reaches the side of positive connecting rod 851 and the cathode of the input terminal of energy storage device connects.

Further, at U-shaped, busbar bracket 83 includes bracket bottom plate 831 and is oppositely arranged on the busbar bracket 83 Two rack side plates 832 of 831 two sides of bracket bottom plate, the connection busbar 84 are arranged between two rack side plates 832 simultaneously And connect with bracket bottom plate 831, the cathode connecting rod 861 is connect with the outside of rack side plate 832, passes through U-shaped busbar Bracket 83 is fixed on inside for busbar 83 is connected, and can not only be protected by 832 pairs of connection busbars 84 of rack side plate, but also Rack side plate 832 can also improve the creepage distance between the connection busbar 84 of cathode connecting rod 861 and inside on the outside, can It accesses and further increases by property and security performance.

Further, the cathode bus bar 86 is equipped with the cathode linking arm 862 connecting with cathode connecting rod 861, is propping up Frame side plate 832 is equipped with the bracket escape port 863 of evacuation cathode linking arm 862, and one end of cathode connecting rod 861 reaches bracket and keeps away The side of mouth 863 is allowed to connect with cathode linking arm 862, the other end of cathode connecting rod 861 is equipped with from 832 side of rack side plate The cathode extension rod 864 extended to positive busbar 85, cathode connecting rod 861 are arranged in rack side plate 832 far from bracket bottom plate 831 Side, one end of cathode extension rod 864 is vertical with cathode connecting rod 861 to be connect, the other end of cathode extension rod 864 at L The cathode evacuation bar 865 of type connects, and one end of cathode evacuation bar 865 and cathode connecting rod 861 are arranged in parallel for avoiding connection The other end of busbar 84, cathode evacuation bar 865 extends to the side of bracket bottom plate 831 and passes through cathode contact bar 866 and energy storage The cathode of the input terminal of device connects；The side of the anode busbar 85 is equipped with to the anode connection extended on the outside of busbar bracket 83 Bar 851, one end of positive connecting rod 851 are connect with positive busbar 85, the other end and anode evacuation arm of positive connecting rod 851 853 one end vertically connects, and the other end of anode evacuation arm 853 passes through positive contact arm 854 and the input terminal of energy storage device Anode connection, positive contact arm 854 are arranged in parallel with positive connecting rod 851, and anode evacuation arm 853 is vertically connected on anode and connects Between contact arm 854 and positive contact arm 854.

Further, be equipped with multiple bracket heat release holes 833 on bracket bottom plate 831, a part of bracket heat release hole 833 with Busbar heat release hole 846 is correspondingly arranged, another part bracket heat release hole 833 be correspondingly arranged at two adjacent connection busbars 84 it Between, the outside of two rack side plates 832 hooks 563 fit inside with the limit of two frames of framing component 53 respectively, at two It is respectively equipped with bracket card slot 834 and multiple bracket fixed hooks 836 on rack side plate 832, hooks 563 inside in two frame limits It is respectively equipped with the bracket hook 835 being engaged by clamping with two 832 upper bracket card slots 834 of rack side plate, multiple bracket fixed hooks 836 It is stuck in cathode connecting rod 861 and fixes from two sides respectively, be engaged by clamping by bracket hook 835 and bracket card slot 834 by busbar Bracket 83 is connected and fixed with framing component 53, has that structure is simple, part is few, convenient for assembly, at low cost and light-weight excellent Point.

Referring to Fig.2, the side of the frame cover board 54 of the module bracket 51 is equipped with the second threaded hole 750, set in back plate 4 There is the second screw 75 connecting with the second threaded hole 750, back plate 4 is connect by the second screw 75 with module bracket 51, and battery is made The gravity of mould group 5 can be shared a part to back plate 4 by bottom, prevent from causing when promoting shell since battery modules 5 are overweight Lower cover 1 is deformed, and can be convenient for carrying, stacking and the storage of battery modules.Preferably, it is equipped with and the in the inside of back plate 4 The screw thread via hole that two screws 75 are threadedly coupled can not only be such that the second screw 75 connect more with back plate 4 by the way that screw thread via hole is arranged Reliably, and it can prevent the second screw 75 from damaging back plate 4.

Further, the top and bottom of 3 inside of the foreboard are respectively equipped with multiple at U-shaped bracket 34, and the two of bracket 34 End is connect with foreboard 3 respectively, and inner wall of the middle part of bracket 34 respectively with 2 inside of lower cover 1 and upper cover cooperates, in frame cover board 54 Side is equipped with the bracket limit hole cooperated with bracket 34, and the space for accommodating wiring board is formed between multiple brackets 34.

Further, one end of the foreboard 3 and back plate 4 is equipped with ventilation hole 76, and the inner wall of foreboard 3 and/or back plate 4 is equipped with The fan 761 cooperated with ventilation hole 76, the other end of foreboard 3 are equipped with avoid holes 32, and avoid holes 32 are interior equipped with electrode interface and logical Believe interface.It can be realized by the first ventilation hole 31 and fan 761 and battery modules 5 cooled down, while passing through avoid holes 32 It can be realized with communication interface and independent BMS management of 5 groups of carry out of battery mould etc. operated, the peace of battery modules 5 can be greatly improved Quan Xing.

Further, the both ends of the foreboard 3 are equipped with the mounting hole 33 for installing the installation of cabinet drawer, and mounting hole 33 can It is installed to the drawer in cabinet as cabinet to use, especially the cabinet of adaptation 465mm and normal width.

Specifically, carrying and battery modules 5 of the lower cover 1 of the present embodiment for battery modules 5 during production and assembly Fixed and foot guard, fixation and upside, left and right side protection of the upper cover 2 for battery modules 5, foreboard 3 are used for battery mould The fixation of group 5 and front end protection, the installation of fan 761 of air cooling system and electrode and communication interface installation, back plate 4 are used for battery mould The fixation of group 5 and rear-end protection, air cooling system air inlet.Two are respectively equipped at upper cover 2 and the both ends of the inner wall of lower cover 1 parallel to set The the first limit rib 7a and the second limit rib 7b, the first limit rib 7a set is used for space limiting side plate 6, and the second limit rib 7b is to battery mould 5 left and right directions position-limiting actions of group, the flange 61 and 1 upper limit muscle 7 of lower cover of 2 two sides side plate 6 of upper cover are engaged by clamping, can be realized It is equipped with 16 the first screws 73 altogether on four apex angles of the left and right direction limit to upper cover 2 and lower cover 1, foreboard 3 and back plate 4, the One screw 73 cooperates with upper cover 2 and 1 upper limit muscle 7 of lower cover and the first threaded hole 72 of 7 edges at two ends of limit rib respectively, forms one A reliable rock-steady structure, and to the forward and backward limit of battery modules 5, the middle part of back plate 4 passes through screw via hole by the second screw 75 It is connect with module bracket 51, since 5 weight of battery modules deforms lower cover 1 when avoiding lifting vertically, ventilation hole is arranged in foreboard 4 76 and the avoid holes 32 for installing electrode interface and communication interface, and fixed front plate 3 of slotting, the both ends of foreboard are arranged 4 The mounting hole 33 of waist-shaped hole, mounting hole 33 can fit standard cabinet, entire mould group can be used and be fixed as cabinet drawer.

It, cannot the above content is combining specific preferred embodiment to be further described to made by the invention Assert that the specific implementation of the invention is only limited to these instructions.For the ordinary skill of the invention technical field For personnel, without departing from the concept of the premise of the invention, a number of simple deductions or replacements can also be made, should all regard For the protection scope for belonging to the invention.

Claims (10)

1. a kind of energy storage device, it is characterised in that: including the shell for placing battery mould group (5) at box-like, shell includes Lower cover (1), is oppositely arranged on two side plates (6) of two sides at upper cover (2), and be oppositely arranged on remaining two sides foreboard (3) and Back plate (4), two side plates (6) are vertically arranged with foreboard (3) and back plate (4) respectively, on lower cover (1) and the inner wall of upper cover (2) It is respectively equipped with the limit rib (7) with the module bracket (51) of battery modules (5) limit cooperation, is opened up in the side of limit rib (7) There is the card slot (71) being engaged by clamping with side plate (6), offers the first threaded hole (72), foreboard respectively at the both ends of limit rib (7) (3) it is connect by the first screw (73) with the first threaded hole (72) with back plate (4).

2. energy storage device according to claim 1, it is characterised in that: the side of the module bracket (51) is equipped with the second spiral shell Pit (750) is equipped with the second screw (75) connecting with the second threaded hole (750) on foreboard (3) and/or back plate (4).

3. energy storage device according to claim 1, it is characterised in that: one end of the foreboard (3) and back plate (4) is equipped with logical The inner wall of air holes (76), foreboard (3) and/or back plate (4) is equipped with the fan (761) cooperated with ventilation hole (76), foreboard (3) The other end is equipped with avoid holes (32), and electrode interface and communication interface are equipped in avoid holes (32).

4. energy storage device according to claim 1, it is characterised in that: the limit rib (7) includes being separately positioned on lower cover (1) the first limit rib (7a) of edges at two ends, and the second limit being arranged on the inside of first limit rib (7a) at lower cover (1) both ends The both ends of position muscle (7b), the first limit rib (7a) and the second limit rib (7b) are equipped with the first threaded hole (72), in the first limit Muscle (7a) is equipped with the card slot (71) being engaged by clamping with side plate (6), and the side and module bracket (51) of the second limit rib (7b) limit Position cooperation, is respectively equipped with two l-shaped at the both ends of module bracket (51) and reaches lower cover (1) and upper cover (2) upper limit respectively The frame limit that the limit of muscle (7) other side cooperates hooks (563), is equipped on the side of limit rib (7) and limits hook (563) with frame The frame limiting slot (564) of clamping engagement.

5. energy storage device according to claim 1, it is characterised in that: two side plates (6) and upper cover (2) one at Type, the top of two side plates (6) connect the U-shaped knot that composition tips upside down on battery modules (5) top side with the both ends of upper cover (2) respectively Structure, the limit rib (7) in lower cover (1) and upper cover (2) are arranged in parallel with side plate (6), on the inside of the bottom end of two side plates (6) respectively Equipped with extending towards the flange (61) being engaged by clamping with lower cover (1) upper limit muscle (7), the limit rib on lower cover (1) and upper cover (2) (7) both ends offer the first threaded hole (72) connecting with foreboard (3) and back plate (4) respectively.

6. energy storage device according to claim 1, it is characterised in that: the both ends of the foreboard (3), which are equipped with, is used for fitting machine The mounting hole (33) of cabinet drawer.

7. energy storage device according to claim 1, it is characterised in that: the top and bottom difference on the inside of the foreboard (3) Equipped with multiple at U-shaped bracket (34), the both ends of bracket (34) are connect with foreboard (3) respectively, the middle part of bracket (34) respectively with Inner wall cooperation on the inside of lower cover (1) and upper cover (2) is equipped with the bracket cooperated with bracket (34) in the side of frame cover board (54) and limits Position hole, forms the space for accommodating wiring board between multiple brackets (34).

8. energy storage device according to claim 1, it is characterised in that: the module bracket (51) includes multiple along energy storage electricity The framing component (53) of pond (52) width direction superposition, framing component (53) are fixed on frame structure at frame shape, energy-storage battery (52) The side opening of the inside of part (53), two framing components (53) at both ends is respectively equipped with frame cover board (54), each frame structure The side of part (53) is equipped with the frame buckle (57) extended along energy-storage battery (52) width direction to adjoining frame members (53), And it is oppositely arranged on the frame card slot (570) of frame buckle (57) other side and frame buckle (57) coaxial arrangement, frame card Frame buckle (57) on slot (570) and adjacent framing component (53) is engaged by clamping, and distinguishes at the both ends of framing component (53) If the frame limit hook (563) of limit rib (7) other side limit cooperation is reached there are two l-shaped and respectively, in limit rib (7) Side is equipped with the frame limiting slot (564) for limiting with frame and hooking (563) and being engaged by clamping.

9. energy storage device according to claim 8, it is characterised in that: the both ends of the energy-storage battery (52) are respectively equipped with pole Ear (521), two frames limit in framing component (53) one end, which hooks to be equipped between (563), is connected to multiple energy-storage batteries (52) The first bindiny mechanism (81) between the tab (521) of one end limits in two frames of framing component (53) other end and hooks (563) the second bindiny mechanism (82) being connected between the tab (521) of multiple energy-storage batteries (52) other end is equipped between, the Two bindiny mechanisms (82) connect with the input terminal of energy storage device.

10. energy storage device according to claim 8, it is characterised in that: the inner wall of the framing component (53) is equipped with and storage Energy battery (52) limits the position-limit mechanism of cooperation, and energy-storage battery (52) is fixed on the position restrainer of two adjacent framing components (53) Between structure；First bindiny mechanism (81) and the second bindiny mechanism (82) include multiple connections connected at frame shape and side by side Busbar (84), at frame shape, connecting busbar (84) includes two spaced contact arms (841) and connection for connection busbar (84) Two fixed arms (842) between two contact arm (841) both ends, two contact arms (841) respectively with two adjacent storages Tab (521) connection of energy battery (52), forms the busbar heat release hole of evacuation tab (521) between two contact arms (841) (846)；The connection busbar (84) of the second bindiny mechanism (82) most head end is positive busbar (85), the connection busbar (84) of least significant end For cathode bus bar (86), positive busbar (85) passes through positive connecting rod (851) and connect with the anode of the input terminal of energy storage device, bears Pole busbar (86) is connect by cathode connecting rod (861) with the cathode of the input terminal of energy storage device, and the one of cathode connecting rod (861) End is connect with cathode bus bar (86), and the other end of cathode connecting rod (861) reaches anode from the side of multiple connections busbar (84) The cathode of the input terminal of the side and energy storage device of connecting rod (851) connects.