CN218975699U

CN218975699U - Energy storage battery module

Info

Publication number: CN218975699U
Application number: CN202223602798.6U
Authority: CN
Inventors: 张驰远
Original assignee: Nantong Wotai New Energy Co ltd
Current assignee: Nantong Wotai New Energy Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-05
Anticipated expiration: 2032-12-30

Abstract

The utility model provides an energy storage battery module which comprises an upper bracket, a lower bracket and a plurality of battery cells arranged between the upper bracket and the lower bracket, wherein a ccs assembly is arranged on the upper bracket, binding posts of an anode and a cathode are arranged at two ends of the ccs assembly on the upper bracket, and a protective shell is arranged on each binding post; the protective shell comprises a box body with an opening, a containing cavity is formed in the box body from the opening, an outlet groove communicated with the containing cavity is formed in the side face of the box body, the opening direction of the outlet groove is perpendicular to the opening direction, a positioning sleeve is arranged on the inner wall, opposite to the opening, of the box body, the terminal post is sleeved in the positioning sleeve, and the box body buckles the terminal post from the opening direction of the box body; above-mentioned protective housing simple structure, low cost, convenient to detach and change walk the line pleasing to the eye, effectual butt joint terminal prevents that the collision is protected.

Description

Energy storage battery module

Technical Field

The utility model relates to the technical field of energy storage batteries, in particular to an energy storage battery module.

Background

The energy storage battery modules are connected through connecting sheets, and are applied by connecting wires of positive and negative terminals at the end parts. In order to reduce potential safety hazards, safety protection is needed to be carried out on the positive and negative electrode binding posts, and in the production and installation process, the installation efficiency of the protective cover is improved as much as possible.

Disclosure of Invention

The present utility model is directed to an energy storage battery module to solve the above problems.

The technical scheme adopted by the utility model is as follows:

the energy storage battery module comprises an upper bracket, a lower bracket and a plurality of battery cells arranged between the upper bracket and the lower bracket, wherein a ccs assembly is arranged on the upper bracket, binding posts with positive and negative poles are arranged at two ends of the ccs assembly on the upper bracket, and a protective shell is arranged on each binding post;

the protective housing includes a box body that has the opening, from the opening forms in to the box body and holds the chamber the side of box body is provided with the wire outlet slot that the intercommunication held the chamber, the direction of seting up of wire outlet slot is perpendicular with the opening direction be provided with the positioning sleeve in the box body, on the inner wall relative with the opening, the terminal post cover is located in the positioning sleeve, the box body is with the terminal lock from its opening direction.

As a further improved technical scheme of the utility model, a clamping hook downwards extends from the side surface of the protective shell, and is clamped at the bottom end of the upper bracket.

As a further improved technical scheme of the utility model, a plurality of first reinforcing ribs for enhancing the strength of the positioning sleeve are arranged outside the positioning sleeve.

As a further improved technical scheme of the utility model, a plurality of electric core mounting seats which are in one-to-one correspondence are arranged on the upper bracket and the lower bracket, the electric core is a cylindrical electric core, a plurality of electric core mounting seats are in a honeycomb 5 shape, and the electric core mounting seats are used for mounting the electric core.

As a further improved technical scheme of the utility model, a plurality of connecting shafts are arranged between the upper bracket and the lower bracket, first connecting pieces are arranged at two ends of the connecting shafts, first mounting holes are arranged on the upper bracket, the connecting shafts penetrate through the first mounting holes and are locked by the first connecting pieces, and the connecting shafts are arranged outside the connecting shafts

The support sleeve is sleeved on the lower support, a first support is arranged on the lower support, and the bottom of the support sleeve is inserted into the first support and supports the upper support and the lower support.

As a further improved technical scheme of the utility model, the upper bracket and the lower bracket are respectively provided with a mounting part formed by sinking towards the direction of the battery cell, the mounting part is internally provided with a ccs component, a heat conduction silica gel pad and an insulating plate in sequence towards the direction far away from the battery cell, the insulating plate is provided with an insulating screw, and the insulating plate and the upper bracket or the lower bracket are fixed together by the insulating screw.

5 as a further improved technical scheme of the utility model, a plurality of positioning protrusions are respectively arranged on the upper bracket and the lower bracket, and a plurality of positioning holes matched with the positioning protrusions are respectively arranged on the ccs component and the heat-conducting silica gel pad.

As a further improved technical scheme of the utility model, a plurality of connecting pipes and a plurality of through second supports for installing the connecting pipes are respectively arranged on the upper bracket and the lower bracket, a second connecting piece is arranged on the connecting pipe 0, and an insulating plate on the upper bracket and an insulating plate on the lower bracket are connected with the connecting pipes through the second connecting piece.

As a further improved technical scheme of the utility model, a plurality of second reinforcing ribs are uniformly distributed along the circumferential direction of the first support and are arranged outside the first support, and a plurality of second reinforcing ribs are uniformly distributed along the circumferential direction of the second support.

5 as a further improved technical scheme of the utility model, a first wind shield is arranged between the upper bracket and the lower bracket, the first wind shield is arranged in the length direction of the upper bracket and the lower bracket, an air outlet is arranged on the first wind shield, a fan is arranged at the air outlet, second wind shields are arranged on two side surfaces adjacent to the first wind shield, and the distance between a plurality of electric cores is reduced from the center of the energy storage battery module to the periphery.

The utility model has the beneficial effects that:

through above-mentioned structure, adopt the locating sleeve cup joints with the terminal and fixes a position, the bottom of upper bracket is gone into in order to realize spacing fixed action jointly to the pothook card, simple structure, low cost, convenient to detach and change, and the wiring is pleasing to the eye, and effectual butt joint terminal carries out dustproof anticollision protection.

Drawings

Fig. 1 is an exploded view of an energy storage battery module;

fig. 2 is a partial schematic structure of an energy storage battery module;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an upper schematic view of the protective case;

FIG. 5 is a bottom schematic view of the protective case;

FIG. 6 is a schematic view of the structure of the lower bracket;

FIG. 7 is a cross-sectional view of the connecting shaft and support sleeve;

fig. 8 is an overall view of the energy storage battery module.

Wherein: 1-upper bracket, 2-lower bracket, 3-battery core, 4-ccs subassembly, 5-terminal, 6-protective housing, 601-box body, 602-wire outlet groove, 603-positioning sleeve, 604-pothook, 605-first strengthening rib, 7-battery core mount pad, 8-connecting axle, 9-first connecting piece, 10-support sleeve, 11-first support, 12-second strengthening rib, 13-heat conduction silica gel pad, 14-insulation board, 15-insulating screw, 16-positioning protrusion, 17-second support, 18-connecting pipe, 19-first deep bead, 20-fan, 21-second deep bead.

Detailed Description

The present utility model will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the utility model and structural, methodological, or functional modifications of these embodiments that may be made by one of ordinary skill in the art are included within the scope of the utility model.

If the utility model is expressed in terms of orientation (e.g., up, down, left, right, front, back, outer, inner, etc.), then the orientation in question should be defined, e.g., "to clearly express the position and orientation described in this utility model, with reference to the operator of the instrument, the end near the operator is the proximal end, and the end remote from the operator is the distal end. "or" with reference to the paper surface "or the like. Of course, if the positional relationship between the two is defined by cross-referencing at the time of the subsequent description, it may not be defined here.

An energy storage battery module is shown in fig. 1-3, and comprises an upper bracket 1, a lower bracket 2 and a plurality of battery cells 3 arranged between the upper bracket 1 and the lower bracket 2, wherein ccs assemblies 4 are respectively arranged on the upper bracket 1 and the lower bracket 2, binding posts 5 with positive and negative electrodes are arranged at two ends of the ccs assemblies 4 positioned on the upper bracket 1, and a protective shell 6 is arranged on the binding posts 5 for protection;

as shown in fig. 4 to 5, the protective housing 6 includes a box body 601 with an opening, a containing cavity is formed from the opening into the box body 601, a wire outlet slot 602 communicating with the containing cavity is provided on a side surface of the box body 601, the wire outlet slot 602 is used for passing a wire harness when the wire is connected, a direction of opening the wire outlet slot 602 is perpendicular to a direction of the opening relative to the box body 601, a positioning sleeve 603 is provided in the box body 601, the binding post 5 is sleeved in the positioning sleeve 603, the positioning sleeve 603 is opposite to the opening, and the box body 601 is buckled with the binding post 5 from an opening direction thereof.

A hook 604 extends from the side surface of the protective shell 6 towards the lower bracket 2, and the hook 604 is clamped at the bottom end of the upper bracket 1. A plurality of first reinforcing ribs 605 for reinforcing the strength of the positioning sleeve 603 are arranged outside the positioning sleeve 603.

During installation, the positioning sleeve 603 is sleeved with the binding post 5, and then the clamping hooks 604 are clamped into the bottom of the upper bracket 1 to achieve a common limiting and fixing effect. Simple structure, low cost, convenient to detach and change, it is pleasing to the eye to walk the line, and effectual butt joint terminal 5 prevents the collision protection that prevents dust.

As shown in fig. 6, the upper bracket 1 and the lower bracket 2 are provided with a plurality of electric core mounting seats 7 corresponding to each other one by one, in this embodiment, the electric core 3 is a cylindrical electric core 3, a plurality of electric core mounting seats 7 are distributed in a honeycomb shape, the electric core mounting seats 7 are used for mounting the electric core 3, and an explosion-proof air vent is further arranged in the electric core mounting seats 7 for improving the safety in the use process of the battery module.

As shown in fig. 6 to 7, a plurality of connecting shafts 8 are arranged between the upper bracket 1 and the lower bracket 2, first connecting pieces 9 are arranged at two ends of each connecting shaft 8, first mounting holes are formed in the upper bracket 1, the connecting shafts 8 penetrate through the first mounting holes and are locked by the first connecting pieces 9, supporting sleeves 10 are sleeved outside the connecting shafts 8, first supporting seats 11 are arranged on the lower bracket 2, and bottoms of the supporting sleeves 10 are inserted into the first supporting seats 11 and support the upper bracket 1 and the lower bracket 2. The support sleeve 10 supports the upper bracket 1 and the lower bracket 2, and simultaneously limits the distance between the upper bracket 1 and the lower bracket 2, so that the connecting shaft 8, the upper bracket 1 and the lower bracket 2 can be conveniently locked. In this embodiment, the connecting shafts 8 are uniformly distributed around and inside the edges of the battery module, and are used for connecting and supporting the upper bracket 1 and the lower bracket 2 and keeping the stress balance everywhere. The first support 11 extends upwards from the lower support 2, and a plurality of second reinforcing ribs 12 uniformly distributed along the circumferential direction of the first support 11 are arranged outside the first support 11 and used for enhancing the supporting strength of the first support 11.

The upper bracket 1 and the lower bracket 2 are respectively provided with an installation part which is formed by recessing towards the direction of the battery cell 3, the installation part is internally provided with a ccs component 4, a heat conduction silica gel pad 13 and an insulating plate 14 in sequence towards the direction far away from the battery cell 3, the insulating plate 14 is provided with an insulating screw 15, and the insulating screw 15 penetrates through the insulating plate 14 and the heat conduction silica gel pad 13 to be fixed with the upper bracket 1 and the lower bracket 2.

As shown in fig. 3, a plurality of positioning protrusions 16 are respectively arranged on the upper bracket 1 and the lower bracket 2, a plurality of positioning holes matched with the positioning protrusions 16 are respectively arranged on the ccs component 4 and the heat-conducting silica gel pad 13, and during installation, quick positioning installation can be realized only by installing the positioning protrusions 16 into the positioning holes, so that the working efficiency and the precision are improved.

A plurality of second supports 17 are respectively arranged on the upper bracket 1 and the lower bracket 2, the second supports 17 penetrate through the upper bracket 1 and the lower bracket 2, a connecting pipe 18 is arranged in the second supports 17, a second connecting piece is arranged on the connecting pipe 18, and the second connecting piece connects the insulating plate 14 and other parts with the connecting pipe 18 together, namely, the connecting pipe 18 is used for connecting the whole battery module. In this embodiment, the diameter of the connecting tube 18 is larger than the diameters of the connecting shaft 8 and the supporting sleeve 10, and two connecting tubes 18 are respectively disposed at both sides of the battery module in the length direction. A plurality of second reinforcing ribs 12 are uniformly distributed along the circumference of the second support 17 and are arranged outside the second support 17 to strengthen the supporting strength of the second support 17.

As shown in fig. 1 and 8, in the working process of the battery module, the electric core 3 continuously emits heat outwards, so that in order to enhance heat dissipation, a first wind shield 19 is arranged between the upper bracket 1 and the lower bracket 2, the first wind shield 19 is usually arranged on one side surface with a larger area, an air outlet is arranged on the first wind shield 19, a fan 20 is arranged at the air outlet, second wind shields 21 are arranged on two side surfaces adjacent to the first wind shield 19, at the moment, the surfaces opposite to the first wind shields 19 are open to form an air inlet, the distance between a plurality of electric cores 3 is reduced from the center of the energy storage battery module to the periphery, under the action of the fan 20, the air enters between the electric cores 3 from the air inlet, the heat generated by the electric cores 3 is taken away and discharged from the fan 20, the temperature uniformity and the cooling efficiency between the electric cores 3 are improved, and the local temperature is prevented from being too high.

In this embodiment, the upper bracket 1, the lower bracket 2, the connecting shaft 8, the supporting sleeve 10 and the connecting pipe 18 are all made of plastic, so that the supporting strength is ensured and the quality is reduced. During installation, the upper bracket 1 and the lower bracket 2 are bonded with the battery cell 3 through structural adhesive, the upper bracket 1 and the lower bracket 2 are connected and locked by adopting the connecting shaft 8 and the supporting sleeve 10, the next procedure is not needed to be carried out after the structural adhesive is solidified, the battery cell 3 has no movable space after the structural adhesive is solidified, and the reliability of welding spots is ensured. By adopting the ccs assembly 4, the wiring and welding time is greatly saved. After the battery module is fixed, the battery module is installed into the upper bracket 1 and the lower bracket 2 through the connecting pipe 18 to be fixed, so that the cost is saved and the connection strength and the reliability are ensured.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.

The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. An energy storage battery module, its characterized in that:

the battery cell structure comprises an upper support (1), a lower support (2) and a plurality of battery cells (3) arranged between the upper support (1) and the lower support (2), wherein a ccs component (4) is arranged on the upper support (1), binding posts (5) with positive and negative electrodes are arranged at two ends of the ccs component (4) on the upper support (1), and a protective shell (6) is arranged on the binding posts (5);

the protective housing (6) is including a box body (601) that has the opening, from opening forms in to box body (601) and holds the chamber the side of box body (601) is provided with wire outlet slot (602) that the intercommunication held the chamber, the direction of seting up of wire outlet slot (602) is perpendicular with the opening direction be provided with positioning sleeve (603) in box body (601), on the inner wall relative with the opening, in positioning sleeve (603) were located to terminal (5) cover, box body (601) is with terminal (5) lock from its opening direction.

2. The energy storage battery module of claim 1, wherein:

a clamping hook (604) downwards extends from the side surface of the protective shell (6), and the clamping hook (604) is clamped at the bottom end of the upper bracket (1).

3. The energy storage battery module of claim 1, wherein:

a plurality of first reinforcing ribs (605) for reinforcing the strength of the positioning sleeve (603) are arranged outside the positioning sleeve (603).

4. The energy storage battery module of claim 2, wherein:

the battery cell mounting device is characterized in that a plurality of battery cell mounting seats (7) corresponding to each other one by one are arranged on the upper support (1) and the lower support (2), each battery cell (3) is a cylindrical battery cell (3), the battery cell mounting seats (7) are honeycomb-shaped, and the battery cell mounting seats (7) are used for mounting the battery cells (3).

5. The energy storage battery module of claim 4, wherein:

be provided with a plurality of connecting axles (8) between upper bracket (1) and lower carriage (2), the both ends of connecting axle (8) are provided with first connecting piece (9) be provided with first mounting hole on upper bracket (1), connecting axle (8) pass first mounting hole and are locked by first connecting piece (9) connecting axle (8) overcoat is equipped with support sleeve (10) be provided with first support (11) on lower carriage (2), the bottom of support sleeve (10) is inserted in first support (11) and is supported upper bracket (1) and lower carriage (2).

6. The energy storage battery module of claim 5, wherein:

the novel battery cell structure is characterized in that mounting parts formed by sinking towards the direction of the battery cell (3) are arranged on the upper support (1) and the lower support (2), a ccs component (4), a heat-conducting silica gel pad (13) and an insulating plate (14) are sequentially arranged in the mounting parts of the upper support (1) and the lower support (2) in the direction away from the battery cell (3), insulating screws (15) are arranged on the insulating plate (14), and the insulating plate (14) and the upper support (1) or the lower support (2) are fixed together by the insulating screws (15).

7. The energy storage battery module of claim 6, wherein:

a plurality of positioning protrusions (16) are respectively arranged on the upper bracket (1) and the lower bracket (2), and a plurality of positioning holes matched with the positioning protrusions (16) are respectively arranged on the ccs assembly (4) and the heat-conducting silica gel pad (13).

8. The energy storage battery module of claim 6, wherein:

the upper bracket (1) and the lower bracket (2) are respectively provided with a plurality of connecting pipes (18) and a plurality of through second supports (17) for installing the connecting pipes (18), the connecting pipes (18) are provided with second connecting pieces, and the insulating plates (14) on the upper bracket (1) and the insulating plates (14) on the lower bracket (2) are connected with the connecting pipes (18) through the second connecting pieces.

9. The energy storage battery module of claim 8, wherein:

the first support (11) is externally provided with a plurality of second reinforcing ribs (12) which are uniformly distributed along the circumferential direction of the first support (11), and the second support (17) is externally provided with a plurality of second reinforcing ribs (12) which are uniformly distributed along the circumferential direction of the second support (17).

10. The energy storage battery module of claim 1, wherein:

be provided with first deep bead (19) between upper bracket (1) and lower carriage (2), first deep bead (19) set up on the length direction of upper bracket (1)/lower carriage (2) be provided with the air outlet on first deep bead (19) be provided with fan (20) in air outlet department be provided with second deep bead (21) on the both sides face adjacent with first deep bead (19), a plurality of distance between electric core (3) reduces all around from energy storage battery module's center.