CN113889703A

CN113889703A - Battery cabinet

Info

Publication number: CN113889703A
Application number: CN202010622774.3A
Authority: CN
Inventors: 杨尚勇; 杨德财; 连抒翔; 邹立浩; 王全军; 张世勇
Original assignee: Fujian Super Power New Energy Co ltd
Current assignee: Fujian Super Power New Energy Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2022-01-04

Abstract

The invention provides a battery cabinet which mainly comprises two front side beams, two rear side beams, side cross beams, an upper cover beam, a cargo fork beam, an upper cover plate, a rear cover plate, a cabinet door and a U-shaped guide groove. This application is through the mounting structure who sets up a plurality of U type guide slots at cabinet side, can adjust the height of single electric core module at will, can satisfy the installation of not co-altitude electric core module, also can realize freely arranging between the electric core module, satisfy different installation demands, and the dismouting of electric core module is very simple in the cabinet body of this application, only need simply demolish fixed screw and connection pencil, can take out from the cabinet body, the field change, it is very convenient to maintain, it is difficult to solve the internal electric core module dismouting of traditional cabinet, maintain inconvenient defect.

Description

Battery cabinet

Technical Field

The present invention relates to a battery cabinet and the like.

Background

The battery cabinet, also called a battery box, is a battery pack composed of a plurality of single batteries, a box body, a battery management system, relevant installation structural members and the like, and is provided with a battery box structure, battery box monitoring equipment, a battery box connector and battery box environmental control equipment which meet the standard.

With the rapid development of the energy storage industry. Lithium battery energy storage products are also more and more widely used, and the battery cabinet is indispensable.

The existing battery cabinet has the following defects:

1. heavy weight, large volume and inconvenient transportation and installation;

2. at present, the structure of a battery cabinet is fixed, the number of installed modules cannot be adjusted, and free combination between a battery and power distribution equipment is not facilitated;

3. at present, the battery cabinet is not provided with an independent heat dissipation device generally, and is not beneficial to battery temperature control;

4. at present, the battery cabinet does not have a fixed BMS mounting position and a wiring harness slot, and is not beneficial to the integration of a battery system.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a battery cabinet which mainly comprises two front side beams, two rear side beams, side cross beams, an upper cover beam, a cargo fork beam, an upper cover plate, a rear cover plate, a cabinet door and a U-shaped guide groove.

The concrete structure is as follows: the two front side beams and the two rear side beams are vertically arranged and enclose a rectangular frame.

And at least two side cross beams are respectively connected and fixed with the front side beam and the rear side beam at two sides.

The upper cover beam is fixedly connected to the upper part of the rectangular frame.

The fork beam is connected and fixed on the lower part of the rectangular frame.

The upper cover plate is connected, fixed and covers the top of the rectangular frame.

The rear cover plate is connected, fixed and covers the rear part of the rectangular frame.

The cabinet door can be fixed at the front part of the rectangular frame in an opening and closing way.

The side parts of the front side beam and the rear side beam are provided with mounting structures which are uniformly distributed in height, and the distance between two adjacent mounting structures is larger than the thickness of a single battery cell module; the U-shaped guide grooves are installed on the front side beam and the rear side beam of the rectangular frame at the same side through the installation structures, the U-shaped guide grooves are installed on the two sides of the rectangular frame, the U-shaped guide grooves on the same level are used for inserting the battery cell modules, and fixing structures, such as fixing screw holes, of the battery cell modules are arranged in the front portions of the front side beam and the rear side beam.

Two groups of fork beams are provided, and each fork beam comprises a lower cross beam and two fork grooves; the bottom end rail is connected and is fixed in rectangular frame's lower part, the notch of two goods fork grooves is parallel and the interval is installed the bottom of bottom end rail, and two sets of goods fork roof beams are installed at same straight line with the notch in the goods fork groove of one side, through the fork, make things convenient for the transportation and the installation of the cabinet body.

Furthermore, the mounting structure is a riveting hole site, correspondingly, a riveting hole site is also formed in the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through rivets and the riveting hole site.

Further, the mounting structure is a horizontal T-shaped groove, correspondingly, a flat T-shaped butt joint block is arranged on the side portion of the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through the insertion of the T-shaped butt joint block into the horizontal T-shaped groove.

Furthermore, the mounting structure is a through hole, correspondingly, a screw hole is also formed in the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through a screw, the through hole and the screw hole.

Furthermore, a supporting beam is arranged between the lower cross beams and used for supporting the electric core module at the bottommost layer.

Furthermore, a wire arranging column, a wire binding buckle and an acrylic plate fixing angle iron are welded on the front side beam, a wire outlet hole and a BMS fixing position point are arranged, and a double-sided protective coil is installed on the wire outlet hole.

Furthermore, a bus fixing column for fixing the insulating column and the bus bar is connected between the two front side beams.

Further, the cabinet door comprises a left leaf and a right leaf which are fixed on the front side beam through hinge structures; and a transparent acrylic plate is arranged in the cabinet door.

Furthermore, the cabinet door is controlled to open and close by a spring bolt and a plane lock.

Furthermore, a lower door beam used for limiting the door is connected between the two front side beams, and a wire groove is welded on the lower door beam and used as a wire routing channel.

Furthermore, the upper cover plate and the rear cover plate are provided with fan mounting sites.

Furthermore, the bottom of the rectangular frame is provided with a fixing foot for reinforcing the beam structure or fixing the position of the box body.

Furthermore, a horizontal high-voltage box supporting plate is arranged in the rectangular frame, and the high-voltage box supporting plate divides the rectangular frame into an upper high-voltage box placing space and a lower battery cell module placing space; and the front part of the high-pressure box placing space is provided with a baffle fixedly arranged with the two front side beams.

The invention has the beneficial effects that:

1. the side edge of the cabinet body is provided with a mounting structure with a plurality of U-shaped guide grooves, such as riveting hole positions, so that the height of a single battery cell module can be adjusted at will, the mounting of battery cell modules with different heights can be met, the free matching among the battery cell modules can be realized, and different mounting requirements can be met;

2. the disassembly and assembly of the battery cell module in the cabinet body are very simple, the battery cell module can be extracted from the cabinet body only by simply disassembling the fixing screws and the connecting wire harnesses, the field replacement is realized, and the maintenance is very convenient and fast;

3. a plurality of radiating fans are reserved in the cabinet body, so that the radiating performance of the cabinet body is improved;

4. BMS mounting points, binding points, harness grooves and the like are preset in the cabinet body, so that the BMS and the harnesses are conveniently mounted and fixed, and system integration is facilitated;

5. the bottom of the box body is provided with a goods fork beam and a goods fork groove, so that the cabinet body is convenient to transport and install.

Drawings

Fig. 1 is a schematic structural view (axial side view) of a rectangular frame of a battery cabinet;

fig. 2 is a schematic structural view (front view) of a rectangular frame of the battery cabinet;

FIG. 3 is a schematic structural view (side view) of a rectangular frame of the battery cabinet;

FIG. 4 is a first schematic structural view (axial side view) of the battery cabinet;

FIG. 5 is a second schematic structural view (axial side view) of the battery cabinet;

FIG. 6 is a schematic diagram III (axial side view) of the structure of the battery cabinet;

FIG. 7 is a fourth schematic structural view (isometric view) of the battery cabinet;

FIG. 8 is a schematic diagram of the structure of the battery cabinet five (axial side view);

the labels in the figures are: the high-voltage box comprises a front side beam 10, riveting hole positions 11, wire arranging columns 12, acrylic plate fixing angle irons 13, wire outlet holes 14, BMS fixing points 15, insulating columns 16, busbar bars 17, flow fixing columns 18, wire binding buckles 19, a rear side beam 20, side cross beams 30, an upper cover beam 40, a fork beam 50, a lower cross beam 51, a fork groove 52, an upper cover plate 60, a rear cover plate 70, a cabinet door 80, a lower door beam 81, a U-shaped guide groove 90, a high-voltage box 100 and a high-voltage box supporting plate 110.

Detailed Description

The invention will now be further described with reference to the accompanying drawings and detailed description.

Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The first embodiment is as follows:

a battery cabinet mainly comprises two front side beams 10, two rear side beams 20, side cross beams 30, an upper cover beam 40, a fork beam 50, an upper cover plate 60, a rear cover plate 70, a cabinet door 80 and a U-shaped guide groove 90.

Please refer to fig. 1 to 3.

The two front side beams 10 and the two rear side beams 20 are vertically arranged and enclose a rectangular frame;

eight side cross beams 30 are respectively connected and fixed with the front side beam 10 and the rear side beam 20 at two sides, and four side cross beams are arranged at one side;

the upper bent cap 40 is fixedly connected to the upper part of the rectangular frame;

the fork beams 50 are fixedly connected to the lower part of the rectangular frame;

the upper cover plate 60 is connected, fixed and covers the top of the rectangular frame;

the rear cover plate 70 is connected, fixed and covers the rear part of the rectangular frame;

the cabinet door 80 is fixed at the front part of the rectangular frame in an openable and closable way;

and fixing legs are arranged at the bottom of the rectangular frame and used for reinforcing the beam structure or fixing the position of the box body.

The above is the frame structure of the rectangular frame, and the following is the detailed structure of the cabinet, please refer to fig. 4 to 6.

The side parts of the front side beam 10 and the rear side beam 20 are provided with mounting structures which are uniformly distributed in height, and the distance between two adjacent mounting structures is larger than the thickness of a single battery cell module; u type guide slot 90 passes through mounting structure installs on rectangular frame is with the same one side front side roof beam 10 and rear side roof beam 20 on, U type guide slot 90 is all installed to rectangular frame's both sides, and same horizontally U type guide slot 90 is used for inserting electric core module, the front portion of front side roof beam 10 and rear side roof beam 20 is equipped with the fixed screw of electric core module, inserts electric core module behind the U type guide slot 90 of both sides, through screw and fixed screw with electric core module lock in the rectangular frame.

In this embodiment, the mounting structure is a rivet hole 11, correspondingly, the U-shaped guide slot 90 is also provided with the rivet hole 11, and the U-shaped guide slot 90 is fixed on the rectangular frame through the rivet and the rivet hole 11. In other embodiments, the mounting structure is a through hole, correspondingly, a screw hole is also formed in the U-shaped guide slot 90, and the U-shaped guide slot 90 is fixed on the rectangular frame through a screw, the through hole and the screw hole, or the mounting structure is a horizontal T-shaped slot, correspondingly, a flat T-shaped butt block is arranged on a side portion of the U-shaped guide slot 90, and the U-shaped guide slot 90 is fixed on the rectangular frame by inserting the T-shaped butt block into the horizontal T-shaped slot.

In this embodiment, the front side member 10 is welded with a wire arranging post 12, a wire binding buckle 19, and an acrylic plate fixing angle iron 13, and is provided with a wire outlet 14 and a BMS fixing position 15, and the wire outlet 14 is provided with a double-sided protection coil. A bus bar fixing post 18 for fixing the insulating post 16 and the bus bar 17 is connected between the two front side members 10.

Two groups of the fork beams 50 are provided, and each fork beam comprises a lower cross beam 51 and two fork grooves 52; the lower beam 51 is connected and fixed in rectangular frame's lower part, the notch of two fork grooves 52 is parallel and the interval is installed the bottom of lower beam 51, and two sets of fork beams 50 are installed at same straight line with the notch of the fork groove 52 of one side, through the fork, make things convenient for the transportation and the installation of the cabinet body, for further improvement fastness, be equipped with a supporting beam between the lower beam 51, also can be used to support the electric core module of bottom.

In this embodiment, the cabinet door 80 includes a left leaf and a right leaf, both fixed to the front side beams 10 by hinge structures, and both controlled to open and close by spring bolts and planar locks; and a transparent acrylic plate is arranged in the cabinet door 80. A lower door beam 81 used for limiting a door is further connected between the two front side beams 10, and a wire groove is welded on the lower door beam 81 and used as a wire routing channel.

In this embodiment, the upper cover plate 60 and the rear cover plate 70 are both provided with a plurality of fan mounting sites for mounting heat dissipation fans, so as to further improve the heat dissipation performance of the battery cabinet.

Example two:

referring to fig. 7 and 8, the battery cabinet according to the first embodiment is applied to a high-voltage scene, and the inside of the battery cabinet needs to be provided with a high-voltage box 100, and the specific structure of the battery cabinet is that a horizontal high-voltage box supporting plate 110 is arranged in the rectangular frame, and the high-voltage box supporting plate 110 divides the rectangular frame into an upper high-voltage box 100 placing space and a lower battery cell module placing space.

The high-voltage box 100 is placed on the high-voltage box supporting plate 110, the front part of the high-voltage box 100 is shielded by a baffle, the rear part of the high-voltage box 100 and the high-voltage box supporting plate 110 are limited and fixed by a bolt, and the BMS fixing position point 15 is adjusted to the middle of the battery and the high-voltage box.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A battery cabinet, its characterized in that:

the cargo fork comprises two front side beams, two rear side beams, side cross beams, an upper cover beam, a cargo fork beam, an upper cover plate, a rear cover plate, a cabinet door and a U-shaped guide groove;

the two front side beams and the two rear side beams form a rectangular frame; the side cross beams are at least two and are respectively connected and fixed with the front side beam and the rear side beam at two sides; the upper bent cap is fixedly connected to the upper part of the rectangular frame; the pallet fork beam is fixedly connected to the lower part of the rectangular frame; the upper cover plate is connected, fixed and covers the top of the rectangular frame; the rear cover plate is connected, fixed and covers the rear part of the rectangular frame; the cabinet door can be fixed at the front part of the rectangular frame in an opening and closing way;

the side parts of the front side beam and the rear side beam are provided with mounting structures which are uniformly distributed in height, and the distance between two adjacent mounting structures is larger than the thickness of a single battery cell module; the U-shaped guide grooves are arranged on the front side beam and the rear side beam on the same side of the rectangular frame through the mounting structure;

two groups of fork beams are provided, and each fork beam comprises a lower cross beam and two fork grooves; the lower beam is fixedly connected with the lower part of the rectangular frame, the notches of the two goods fork grooves are arranged at the bottom of the lower beam in parallel at intervals, and the notches of the goods fork grooves on the same side of the two groups of goods fork beams are arranged on the same straight line.

2. The battery cabinet according to claim 1, characterized in that:

the mounting structure is a riveting hole position, correspondingly, a riveting hole position is also formed in the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through rivets and the riveting hole position; or the mounting structure is a through hole, correspondingly, a screw hole is also formed in the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through a screw, the through hole and the screw hole.

3. The battery cabinet according to claim 1, characterized in that:

the mounting structure is a horizontal T-shaped groove, correspondingly, a flat T-shaped butt joint block is arranged on the side portion of the U-shaped guide groove, and the U-shaped guide groove is fixed on the rectangular frame through the insertion of the T-shaped butt joint block into the horizontal T-shaped groove.

4. The battery cabinet according to claim 1, characterized in that:

and a support beam is arranged between the lower cross beams.

5. The battery cabinet according to claim 1, characterized in that:

and the front side beam is welded with a wire arranging column, a wire binding buckle and an acrylic plate fixing angle iron, and is provided with a wire outlet hole and a BMS fixing position point, and the wire outlet hole is provided with a double-sided protective coil.

6. The battery cabinet according to claim 1, characterized in that:

and a bus fixing column for fixing the insulating column and the bus bar is connected between the two front side beams.

7. The battery cabinet according to claim 1, characterized in that:

the cabinet door comprises a left leaf and a right leaf which are fixed on the front side beam through hinge structures; and a transparent acrylic plate is arranged in the cabinet door.

8. The battery cabinet according to claim 1, characterized in that:

the upper cover plate and the rear cover plate are both provided with fan mounting sites.

9. The battery cabinet according to claim 1, characterized in that:

and the bottom of the rectangular frame is provided with a fixing foot.

10. The battery cabinet according to claim 1, characterized in that:

a horizontal high-voltage box supporting plate is arranged in the rectangular frame, and the high-voltage box supporting plate divides the rectangular frame into an upper high-voltage box placing space and a lower electric core module placing space; and the front part of the high-pressure box placing space is provided with a baffle fixedly arranged with the two front side beams.