CN215594589U

CN215594589U - Warehouse board, warehouse board combined unit and power conversion station or energy storage station

Info

Publication number: CN215594589U
Application number: CN202120626863.5U
Authority: CN
Inventors: 张建平; 陈新雨
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2022-01-21
Anticipated expiration: 2031-03-26

Abstract

The utility model provides a warehouse board for a power changing station or an energy storage station, a warehouse board combination unit and the power changing station or the energy storage station, wherein the warehouse board comprises a first layer board and a second layer board, a cylinder extending towards the first layer board is arranged on the second layer board, an assembling hole is formed in the cylinder, a through hole is formed in the second layer board, the assembling hole is communicated to the outer side of the second layer board through the through hole, and the assembling hole is used for installing an assembling part. Connect other assembly parts when improving storehouse board intensity through set up the cylinder between first plywood and second plywood, the assembly part can be buckle or other coupling mechanism, the pilot hole is not directly seted up on the surface of storehouse board, but through setting up the pilot hole in the post of storehouse inboard, can not cause storehouse board intensity loss, storehouse board intensity is higher, avoid the storehouse board in the use, lead to the storehouse board to warp because of local atress is too big, thereby improve the bulk strength who trades power station or energy storage station.

Description

Warehouse board, warehouse board combined unit and power conversion station or energy storage station

Technical Field

The utility model relates to the field of power changing stations, in particular to a warehouse board, a warehouse board combination unit and a power changing station.

Background

The new energy vehicle is more and more popular with consumers at present, the energy used by the new energy vehicle is basically electric energy, the new energy vehicle needs to be charged after the electric energy is used up, and due to the limitation of the existing battery technology and charging technology, the new energy vehicle needs to spend a long time when being fully charged, which is not as simple and rapid as the direct refueling of the automobile. Therefore, in order to reduce the waiting time of the user, it is an effective means to replace the battery when the electric energy of the new energy vehicle is quickly exhausted. In order to replace batteries conveniently, the battery replacement requirements of more and more new energy vehicles are met, and a battery replacement station needs to be built. Because batteries of electric vehicles need to be charged frequently, the number and distribution of the power exchanging stations are high, and the power exchanging stations are required to have the characteristic of convenience in installation, but a power exchanging station storage board in the prior art usually sacrifices the strength of the power exchanging station storage board for convenience, the power exchanging stations are usually arranged in the open air, the inside of each power exchanging station needs a relatively stable working environment, and the low strength of the storage board in the prior art causes that the power exchanging stations are possibly influenced by environmental factors, so that the safety and the reliability are poor. CN203188396U discloses sandwich structure type heated board, including two-layer panel, accompany the heat preservation between the two-layer panel, be equipped with a plurality of through-holes in the heat preservation, the spliced pole that has both ends respectively with two-layer panel fixed connection is inserted in the through-hole, and two-layer panel and spliced pole all adopt inorganic cementitious material to make, and the heat preservation adopts XPS board, EPS board, polyurethane or phenolic aldehyde material. CN211313108U discloses a mounting structure for bakelite corrugated board, which comprises a bakelite corrugated board main body, wherein a first folding part is integrally formed on the left side of the bakelite corrugated board main body, first mounting through holes arranged at equal intervals are formed in the top of the first folding part, a second folding part is integrally formed on the right side of the bakelite corrugated board main body, second mounting through holes arranged at equal intervals are formed in the top of the second folding part, and during mounting, the second folding part covers the first folding part. The sandwich insulation board or the bakelite corrugated board in the prior art is not suitable for efficient assembly of the power exchanging station or the energy storage station, and the insulation board or the bakelite corrugated board is low in structural strength, easily causes deformation of the storage board due to overlarge local stress, and cannot meet the overall strength of the power exchanging station or the energy storage station.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of low installation efficiency of the warehouse board and poor safety and reliability caused by the fact that a power exchanging station is possibly influenced by environmental factors due to low structural strength in the prior art, and provides a warehouse board, a warehouse board combination unit and a power exchanging station or an energy storage station.

The utility model solves the technical problems through the following technical scheme:

the utility model provides a storehouse board for trading power station or energy storage station, the storehouse board includes first plywood and second plywood, be equipped with on the second plywood to the cylinder that first plywood extends, the pilot hole has been seted up in the cylinder, set up the through-hole on the second plywood, the pilot hole passes through the through-hole switches on extremely the second plywood outside, the pilot hole is used for installing the assembly part.

In this scheme, adopt above-mentioned structural style, be convenient for connect other assembly parts when improving storehouse board intensity through set up the cylinder between first plywood and second plywood, it trades power or energy storage station to form with efficient equipment storehouse board, the assembly part can be buckle or other coupling mechanism, the pilot hole is not directly seted up on the surface of storehouse board, but through setting up the pilot hole in the inboard cylinder of storehouse, can not cause storehouse board intensity loss, storehouse board intensity is higher, avoid the storehouse board in the use, lead to the storehouse board to warp because of local atress is too big, thereby improve the bulk strength who trades power or energy storage station.

Preferably, the post extends and abuts or is bonded to the first deck.

In this scheme, adopt above-mentioned structural style, the cylinder both ends support first plywood and second plywood respectively, can play the supporting role, avoid in equipment or use, lead to the second plywood to warp because of the extrusion force effect, increase the intensity of storehouse board.

Preferably, the wall surface of the assembly hole is flush with the wall surface of the through hole.

In this scheme, the connection installation of assembly part is convenient.

Preferably, the first layer plate and the second layer plate are made of carbon fiber or polymer composite materials or SMC resin materials; and/or

The cylinder is made of resin materials.

In this scheme, adopt above-mentioned structural style, above-mentioned material is chooseed for use to first plywood, second plywood and cylinder, satisfies the structural strength requirement that trades power station or energy storage station when realizing the storehouse board lightweight, and it is more convenient to install.

Preferably, the warehouse board further comprises an insulating layer, the insulating layer is clamped between the first layer board and the second layer board, and the insulating layer comprises aerogel, rock wool or polyurethane foam.

In this scheme, adopt above-mentioned structural style, the heat preservation setting is between first plywood and second plywood, through three-layer combined type structure, can increase the intensity of storehouse board, and simultaneously, aerogel, rock wool or polyurethane foam that include in the heat preservation also can play thermal-insulated heat preservation effect.

Preferably, the library plate further comprises a first connecting column and/or a second connecting column;

the first connecting column is arranged on the surface, facing the second layer plate, of the first layer plate, the second connecting column is arranged on the surface, facing the first layer plate, of the second layer plate, and the first layer plate and the second layer plate are fixedly connected through the first connecting column and the second connecting column.

In this scheme, adopt above-mentioned structural style, first spliced pole and second spliced pole are fixed to be located first plywood and second plywood respectively and fixed together for first plywood and second plywood are connected fixedly together, and storehouse board intensity is higher.

Preferably, the warehouse board further comprises a first connecting column, the first layer board is provided with a plurality of first connecting columns, and the first connecting columns are fixedly connected with the second layer board in an abutting mode.

In this scheme, adopt above-mentioned structural style, a plurality of first spliced pole supports between first plywood and second plywood, links together first plywood and second plywood at a plurality of points for the storehouse board is more firm.

Preferably, the second laminate is provided with a plurality of second connecting columns, and the second connecting columns are fixedly connected with the first laminate in an abutting mode.

In this scheme, adopt above-mentioned structural style, a plurality of second spliced poles support between first plywood and second plywood, connect first plywood and second plywood together at a plurality of points for the storehouse board is more firm.

Preferably, the first connecting column and the second connecting column are fixed through gluing, clamping, expansion beads or bolt connection.

In this scheme, adopt above-mentioned structural style, this kind of connected mode simple process, assembly and manufacturing are more convenient, and fixed effectual.

Preferably, the first connecting column and the first layer plate are integrally formed; and/or the presence of a gas in the gas,

the second connecting column and the second laminate are integrally formed.

In this scheme, adopt above-mentioned structural style, the storehouse board simple process of this kind of mode, intensity are higher, when preparing first plywood or second plywood, directly reserve the mould hole of first spliced pole or second spliced pole in the mould, realize one shot forming

Preferably, the heat-insulating layer is provided with through holes corresponding to the first connecting column and the second connecting column respectively, and the first connecting column and/or the second connecting column penetrate through the through holes to be fixedly connected.

In this scheme, adopt above-mentioned structural style, first plywood, second plywood and heat preservation layer formation sandwich structure, first plywood and second plywood are located the heat preservation both sides and press from both sides the heat preservation and establish formation three layer construction in the middle of, and pass the heat preservation through link up at the spliced pole in the middle and connect first plywood and second plywood respectively, make storehouse board intensity itself better.

Preferably, the first laminate further comprises a protrusion, the protrusion protrudes from the surface of the first laminate to a direction away from the second laminate, and a protruding hollow cavity is formed between the protrusion and the second laminate.

In this scheme, adopt above-mentioned structural style, the bellying is convenient for connect between a plurality of storehouse boards to be favorable to the drainage on storehouse board surface, the rainwater of being convenient for is got rid of from the space between the bellying, avoids storehouse board surface ponding.

Preferably, the second connecting column is arranged in the hollow cavity.

In this scheme, adopt above-mentioned structural style, the cavity of bellying is located to the second spliced pole, and the space is bigger, and length is longer, improves the structural strength of a plurality of storehouse board cavity cavities

Preferably, the opposite ends of the storehouse plates are provided with a protruding end and a mating end, so that the protruding end and the mating end on two adjacent storehouse plates can be mutually overlapped when the plurality of storehouse plates are assembled.

In this scheme, adopt above-mentioned structural style, carry out the connection of polylith storehouse board through the coincide of protruding end and cooperation end, storehouse board equipment is convenient, low in production cost behind the storehouse board modularization, and the intensity of overlap mode equipment back linkage part is higher, connects more stably, also can shield the joint gap simultaneously and make waterproof performance better.

Preferably, at the protruding end, the first layer plate protrudes in a direction away from the second layer plate to form a protruding portion, at the mating end, the first layer plate protrudes in a direction away from the second layer plate to form a mating portion, and the mating portion is used for covering the outer side of the protruding portion of the adjacent library plate.

In this scheme, adopt above-mentioned structural style, bellying and cooperation portion all are by the protruding formation of first plywood, and the cooperation portion of storehouse board can cover and overlap the bellying upside at another storehouse board when two storehouse boards are connected, forms the coincide structure, can make the intensity of connecting portion higher, also can cover the connecting gap of two storehouse boards, avoids liquid from this gap infiltration, and the water proofness is better.

Preferably, at the protruding end, an edge portion of the second laminate extends in a bending manner toward the first laminate, an edge portion of the first laminate extends in a bending manner toward the second laminate at the protruding end, and an inner surface of the edge portion of the first laminate is attached to an outer surface of the edge portion of the second laminate.

In this scheme, adopt above-mentioned structural style, buckle in order to form the structure of upper strata cover lower floor through the first plywood and the second plywood with the protruding end of storehouse board in opposite directions for the edge of bellying forms seal structure, prevents that water from oozing into in the storehouse board.

Preferably, at the mating end, the edge portion of the first laminate is bent and extended from one side of the protrusion portion of the adjacent library plate, which is close to the mating end, to one side of the protrusion portion, which is away from the mating end, and the inner surface of the edge portion of the first laminate is attached to the outer surface of one side of the protrusion portion, which is away from the mating end.

In this scheme, adopt above-mentioned structural style, the first plywood of cooperation end extends and wraps up this bellying along the bellying shape of the protruding end of adjacent storehouse board, realizes the connection of cooperation end and protruding end, and the edge part laminating of the first plywood of cooperation end is kept away from in the bellying simultaneously the surface of one side of cooperation portion is buckled in order to form the structure of upper and lower plywood joint through the first plywood and the second plywood with storehouse board cooperation end for the edge formation seal structure of cooperation portion prevents that the rainwater from first plywood, second plywood combination department from permeating storehouse inboard.

Preferably, at the mating end, the edge portion of the second layer plate extends in a bending manner toward the first layer plate, the edge portion of the second layer plate is sandwiched between the edge portion of the first layer plate and one side surface of the protruding portion of the adjacent library plate, which is close to the mating end, and the outer surface of the edge portion of the second layer plate is attached to the outer surface of the edge portion of the first layer plate of the protruding end of the adjacent library plate.

In this scheme, adopt above-mentioned structural style, the edge part of the second plywood of cooperation end and protruding end laminates with the edge part of first plywood each other, and the gap minimizing between these three seals storehouse board from the side junction thoroughly, prevents that water from this junction infiltration from trading in power station or the energy storage station.

A library board combined unit comprises a plurality of library boards as described above, wherein the library boards are connected with each other to form the library board combined unit.

In this scheme, adopt above-mentioned structural style, this kind of storehouse board assembled unit equipment is convenient, and single storehouse board can make the cost lower through modular production, and after the equipment, storehouse board assembled unit intensity is higher, and waterproof nature is better.

Preferably, the protruding ends and the matching ends of the two sides of any two adjacent library plates are connected with each other to form the library plate combination unit.

In this scheme, adopt above-mentioned structural style, the storehouse board is mutually supported through protruding end and cooperation end, superposes for storehouse board modular unit intensity after the combination is higher, and waterproof nature is better.

The utility model provides a trade power station or energy storage station, trade the power station and include frame and storehouse board assembled unit, be equipped with the buckle on the second plywood of storehouse board, be equipped with the draw-in groove on the frame, the storehouse board passes through the buckle card is established on the frame in the draw-in groove.

In this scheme, adopt above-mentioned structural style, storehouse board assembled unit passes through the assembly part on the storehouse board and trades the draw-in groove on the frame in power station or energy storage station and be connected for storehouse board assembled unit simple to operate, simultaneously, adopt this kind of storehouse board can promote the top surface intensity that trades power station or energy storage station, trade power station or energy storage station intensity higher, environmental suitability is stronger.

The positive progress effects of the utility model are as follows: connect other assembly parts when improving storehouse board intensity through set up the cylinder between first plywood and second plywood, the assembly part can be buckle or other coupling mechanism, the pilot hole is not directly seted up on the surface of storehouse board, but through setting up the pilot hole in the post of storehouse inboard, can not cause storehouse board intensity loss, storehouse board intensity is higher, avoid the storehouse board in the use, lead to the storehouse board to warp because of local atress is too big, thereby improve the bulk strength who trades power station or energy storage station

Drawings

Fig. 1 is a schematic structural view of a mounting hole according to an embodiment of the present invention.

Fig. 2 is a plan view of a swapping station according to an embodiment of the present invention.

Fig. 3 is a schematic perspective structure diagram of a swapping station according to an embodiment of the present invention.

Fig. 4 is a schematic perspective view of a frame according to an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a ceiling library board according to an embodiment of the present invention.

Fig. 6 is a schematic cross-sectional view of a top plate library plate according to an embodiment of the present invention.

Fig. 7 is a schematic cross-sectional view of a joint of the top plate and the bottom plate according to an embodiment of the present invention.

FIG. 8 is a schematic diagram of a second ply of the top deck library panel in accordance with an embodiment of the present invention.

Fig. 9 is a schematic structural view of a fitting according to an embodiment of the present invention.

Description of reference numerals:

battery replacement station 100

Battery changing platform 101

Charging chamber 102

Frame 105

Cross member 107

Upright column 108

Library board 112

Library plate combination unit 111

Top plate 200

Top plate and storage plate combined unit 210

Top plate warehouse plate 220

First laminate 221

Second laminate 222

Heat-insulating layer 223

Post 224

First connecting post 225

Second connecting post 226

Mating end 230

Fitting part 231

Third bending part 232

Fourth bent part 233

Second transition 234

Side surface part 237

Raised end 240

Convex part 241

The first bending part 242

Second bent part 243

First transition 244

Groove 245

Sealing strip 246

Hollow cavity 247

Fitting 260

Fitting hole 261

First end 281

Second end 282

Third terminal 283

Fourth end 284

Connecting part 610

Engaging part 620

Detailed Description

The present invention will be more clearly and completely described in the following description of preferred embodiments, taken in conjunction with the accompanying drawings.

Fig. 2 illustrates a swapping station according to an embodiment of the present invention.

The battery replacing station 100 comprises a battery replacing platform 101, two charging rooms 102 respectively arranged at two sides of the battery replacing platform 101, and a battery replacing trolley reciprocating between the battery replacing platform 101 and the charging rooms 102 and used for disassembling and assembling a battery pack of a vehicle. The charging station 100 may also include a monitoring room, a storage room, and the like.

The battery replacing platform 101 is used for bearing a vehicle with a battery pack to be replaced, the vehicle drives into and stops at the battery replacing platform 101, an old battery pack to be charged on the vehicle is detached by the battery replacing trolley, a fully charged new battery pack is installed, and the old battery on the vehicle is transported to the charging room 102 for charging after the old battery on the vehicle is detached by the battery replacing trolley.

In the charging room 102, a charging rack, a lifter, a main control box and other devices are placed, the charging rack is used for accommodating the battery pack and charging the old battery pack, and the lifter is used for exchanging the battery pack with the battery replacement trolley and taking out or putting the battery pack into the charging rack.

As shown in fig. 3, the power exchanging station 100 of the present embodiment 1 is supported by a frame 105 and partitioned into a plurality of functional rooms such as a charging room 102, a monitoring room, and the like, and a storage board 112 is covered on an outer surface thereof to isolate the inside and the outside of the functional rooms, and prevent external rain water, dust, and other impurities from entering the inside of the power exchanging station 100 and causing damage to electrical components in the power exchanging station 100 such as a charging rack and a main control box.

The power conversion station 100 has a top surface, side surfaces, and a bottom surface. The top surface and the side surface of the power exchanging station 100 are covered with the library board combination unit 111. The shelf board assembly unit 111 is connected to the frame 105 of the power exchanging station 100 by means of engagement or the like.

The library board assembly unit 111 is detachably mounted to the periphery of the frame 105.

As shown in fig. 4, the frame 105 includes a plurality of cross members 107 combined with each other.

The library board assembly unit 111 may be connected with the cross beam 107 and the upright 108 of the frame 105 through the library board 112. For example, the library board 112 is provided with a buckle, the frame 105 is provided with a slot corresponding to the buckle, and the buckle and the slot are assembled together by the clamping of the buckle and the slot.

As shown in fig. 2 to 5, the top surface of the power conversion station is covered with a top plate 200, the top plate 200 is formed by a top plate-storage plate combination unit 210, and the storage plates forming the top plate-storage plate combination unit 210 are top plate-storage plates 220. The "library board" described below refers to the "top board library board" unless otherwise specified.

In this embodiment, the top deck panel 220 is a rectangular structure having first 281 and second 282 opposite ends and third 283 and fourth 284 opposite ends.

As shown in fig. 1, 7, 8 and 9, the library board of the present embodiment includes a first layer board 221 and a second layer board 222, a cylinder 224 extending to the first layer board 221 is provided on the second layer board 222, an assembly hole 261 is provided in the cylinder 224, a through hole is provided in the second layer board 222, the assembly hole 261 is conducted to the outer side of the second layer board through the through hole, and the assembly hole is used for installing an assembly member.

In this embodiment, post 224 is used to mount fitting 260. The post 224 primarily assumes the assembly function. The cylinder 224 is installed on the second layer 222 and extends towards the direction of the first layer 221, the cylinder 224 is provided with an assembly hole 261, and the second layer 222 is provided with a corresponding through hole at a position corresponding to the assembly hole 261 of the cylinder 224, so that the assembly hole 261 can be conducted to the outer side of the second layer 222. The fitting 260 is mounted in the fitting hole 261. In this embodiment, the assembly holes 261 are threaded holes, and the assembly members 260 are snaps for snapping the library board into mating slots at corresponding positions on the frame. Other assembly parts are convenient to connect while the strength of the storage plate is improved by arranging the column between the first laminate and the second laminate, so that the efficient assembled storage plate forms a power conversion station or an energy storage station. The assembly hole 261 is not directly seted up on the surface of storehouse board, but through in setting up the assembly hole 261 cylinder 224 in the storehouse board, can not cause storehouse board intensity loss, storehouse board intensity is higher, avoids the storehouse board in the use, leads to the storehouse board to warp because of local atress is too big to improve the bulk strength who trades power station or energy storage station.

In other embodiments, the mounting hole 261 can be replaced with other conventional attachment structures, and the mounting member 260 can be replaced with other conventional attachment structures.

Through be convenient for connect other assembly parts when setting up the cylinder and improving storehouse board intensity between first plywood and second plywood, form to trade power or energy storage station with efficient equipment storehouse board, the assembly part can be buckle or other coupling mechanism, the pilot hole is not directly seted up on the surface at storehouse board, but through setting up the pilot hole in the cylinder of storehouse inboard, can not cause storehouse board intensity loss, storehouse board intensity is higher, avoid storehouse board in the use, lead to the storehouse board to warp because of local atress is too big, thereby improve the bulk strength who trades power or energy storage station.

As shown in fig. 7, 8 and 9, the post 224 extends and abuts or is bonded to the first layer 221.

The column 224 of the present embodiment extends toward the first layer 221 and abuts on the first layer 221, and is connected and fixed with the first layer 221 by gluing. The two ends of the column 224 support the first layer board 221 and the second layer board 222 respectively, so that the column 224 can support and connect the first layer board 221 and the second layer board 222, and the second layer board is prevented from deforming due to the action of extrusion force in the assembling or using process, and the strength of the warehouse board is increased.

In other embodiments, the column 224 may only serve as the mounting assembly 260, and may not be abutted and fixed to the first layer plate 221, or may be connected to the first layer plate 221 by other means, such as welding, screw bolt connection, etc., or the column 224 may be directly cast and molded together with the first layer plate 221 and the second layer plate 222 by integral molding.

As shown in fig. 7 and 9, the wall surface of the fitting hole 261 is flush with the wall surface of the through hole.

In this embodiment, the mounting holes 261 are directly aligned and located at the same level as the through holes, so as to facilitate the connection and installation of the mounting member 260.

As shown in fig. 7, 8 and 9, the assembly hole 261 inside the column 224 is a blind hole having only one opening without penetrating through the column 224, and the blind hole is used as the assembly hole 261, so that water can be prevented from penetrating into the inside of the power exchanging station from the assembly hole 261, and the water resistance of the power exchanging station can be further improved.

As shown in fig. 5 to 8, the opposite ends of the library plates are provided with the protruding ends 240 and the mating ends 230 so that the protruding ends 240 and the mating ends 230 of two adjacent library plates can be overlapped with each other when the plurality of library plates are assembled.

In this embodiment, the protruding end 240 and the mating end 230 of the top plate library plate 220 are the first end 281 and the second end 282, respectively, the protruding end 240 and the mating end 230 are located at two sides of the top plate library plate 220, the plurality of top plate library plates 220 are connected to each other through the protruding end 240 and the mating end 230, and the protruding end 240 and the mating end 230 are overlapped with each other. In this embodiment, the top deck panel 220 is a multi-layer composite structure having a top and bottom portion formed by a first layer panel 221 and a second layer panel 222.

At the raised end 240 and mating end 230 of the top deck library panel 220, the first tier panel 221 is bent to form a corresponding raised portion 241 and mating portion 231.

As shown in fig. 1 to 5, the first layer plate 221 further includes a protrusion portion 241, the protrusion portion 241 protrudes from the surface of the first layer plate 221 in a direction away from the second layer plate 222, and a protruding hollow cavity 247 is formed between the protrusion portion 241 and the second layer plate 222.

In this embodiment, the protrusion 241 is disposed at the protrusion end 240, and the protrusion 241 is formed by the first layer 221 protruding away from the second layer 222. A convex hollow cavity 247 is formed between the convex portion 241 and the second laminate 222. The protrusions 241 facilitate connection between a plurality of reservoir plates, facilitate drainage of the surfaces of the reservoir plates, facilitate drainage of rainwater from spaces between the protrusions, and avoid water accumulation on the surfaces of the reservoir plates.

The second connecting post 226 is disposed within the hollow cavity 247.

The second connecting column 226 is respectively supported against the second layer plate at the bottom end of the hollow cavity 247 and the first layer plate at the top end of the hollow cavity 247, and the second connecting column inside the hollow cavity 247 is higher than the second connecting columns at other positions of the storage plate. The second connecting column is arranged in the hollow cavity 247 of the bulge part, so that the space is larger, the length is longer, and the structural strength of the hollow cavities 247 of the plurality of warehouse boards is improved. In other embodiments, the first and second laminate sheets forming the hollow cavity 247 are connected by a first connection column 225 and a second connection column 226, the other end of the first connection column 225 is connected to the first laminate sheet 221, and the other end of the second connection column 226 is connected to the second laminate sheet.

As shown in fig. 4 to 7, the first plate further includes a mating portion 231, in this embodiment, the mating portion is disposed at the mating end 230, and the mating portion 231 is formed by the first plate 221 protruding away from the second plate 222. The fitting portion 231 is used to fit with the projection portion 241 so that the plurality of library boards are connected to each other. For covering the outer side of the boss 241 of the adjacent library panel.

Protruding portion 241 of the first plywood 221 of protruding end 240 is wrapped up by the cooperation portion 231 of the first plywood 221 of the cooperation end 230 of the storehouse board of rather than adjacent connection and forms the congruent structure, this kind of congruent structure can play the connection effect, connect the both ends of two adjacent storehouse boards and constitute storehouse board combination unit, can play waterproof effect again, through the coincide mode, protruding end 240 of roof storehouse board 220 and the cooperation end 230 stack of adjacent roof storehouse board 220 are connected, wrap up the seam of two storehouse boards in bellied congruent structure, let water can't directly permeate the seam from the storehouse board outside, improve the water proofness of storehouse board junction.

As shown in fig. 5 to 8, the protruding portion 241 of the first layer 221 is substantially trapezoidal and formed by connecting two bent portions. The first layer board 221 is tilted upward toward the edge to form a first bending portion 242, when the first bending portion 242 extends to the highest position, it extends outward along the horizontal direction to form a first transition portion 244, and at the farthest end of the first transition portion 244, the first layer board 221 extends obliquely downward to form a second bending portion 243. The first bending portion 242 and the second bending portion 243 form two oblique sides of a trapezoid, and the first transition portion 244 forms a top side of the trapezoid. The engaging portion 231 of the first layer 221 is also in a trapezoidal structure, and has a shape matching the protruding portion 241, a third bending portion 232 and a fourth bending portion 233 as two oblique sides, and a second transition portion 234 as a top side. When mated, the mating portion 231 overlies and overlaps the boss 241. In this embodiment, protruding portion 241 and cooperation portion 231 all choose trapezoidal structure protruding for use, can not only cover the seam parcel of storehouse board, and bellied structure also can play the effect of water conservancy diversion for the rainwater of seam crossing can avoid the siltation along trapezoidal hypotenuse down. Meanwhile, the top edge of the trapezoid is a plane, and the trapezoid can be used for mounting other components and the like.

In other embodiments, the protruding portion 241 and the fitting portion 231 may be triangular or semicircular according to different requirements and situations, and the corresponding effect can be achieved as long as the protruding state in the vertical direction is ensured and the library board is wrapped in the seam.

As shown in fig. 7, the joints of the first bending part 242 and the second bending part 243 and the first transition part 244 have arc-shaped chamfers, and the joints of the third bending part 232 and the fourth bending part 233 and the second transition part 234 also have arc-shaped chamfers. This structure can increase the strength of the joint, and make the protruding portion 241 and the fitting portion 231 more closely fit in the overlapped state, further improving the water tightness.

As shown in fig. 6, when connected, the outer wall of the first bent portion 242 of the protruding portion 241 is attached to the inner wall of the fourth bent portion 233 of the fitting portion 231. Can play waterproof effect, prevent that storehouse board assembled element rainwater horizontal plane from rising when long-pending rain state, inside infiltration storehouse board from this gap.

As shown in fig. 7, in the laminated structure, a hollow cavity 247 is provided between the first laminate 221 and the second laminate 222.

As shown in fig. 7, at the mating end 230, the third bent portion 232 of the mating portion 231 of the first layer board 221 extends along the second bent portion 243 of the protruding portion 241 of the adjacent board, and the fourth bent portion 233 extends along the first bent portion 242 of the protruding portion 241 of the adjacent board to be below the first bent portion 242. The connection opening of the projection 241 and the matching part 231 can be located at the bottom of one side, and the height difference exists between the opening and the joint of the two storehouses plates, so that water can not directly enter the joint of the two storehouses plates through the opening.

As shown in fig. 7, at the protruding end 240, the edge portion of the second layer plate 222 extends in a bent manner in the direction of the first layer plate 221, the edge portion of the first layer plate 221 extends in a bent manner in the direction of the protruding end of the second layer plate 222, and the inner surface of the edge portion of the first layer plate 221 is attached to the outer surface of the edge portion of the second layer plate 222.

The edge of the second layer plate 222 is perpendicular to the second layer plate 222, and the edge of the first layer plate 221 is bent toward the second layer plate 222, so that the edge of the first layer plate 221 covers the outer side of the edge of the second layer plate 222 to form a sealing structure, and the hollow cavity 247 between the first layer plate 221 and the second layer plate 222 is sealed from the side.

As shown in fig. 7, at the mating end 230, the edge portion of the first layer 221 is bent and extended from a side of the protrusion 241 of the adjacent base plate close to the mating end 230 to a side of the protrusion 241 far from the mating end 230, and an inner surface of the edge portion of the first layer 221 is attached to an outer surface of the protrusion 241 far from the mating end 230.

As shown in fig. 7, at the mating end 230, the edge portion of the second layer plate 222 extends in a bending manner toward the first layer plate 221, the edge portion of the second layer plate 222 is sandwiched between the edge portion of the first layer plate 221 and one side surface of the protruding portion 241 of the adjacent library plate, which is close to the mating end 230, and the outer surface of the edge portion of the second layer plate 222 is attached to the outer surface of the edge portion of the first layer plate 221 of the protruding end 240 of the adjacent library plate.

In this embodiment, the edge portion of the second layer 222 is bent and extended toward the first layer 221, and after the edge portion of the second layer 222 and the second layer 222 extend to the first layer at a right angle for a certain distance, the edge portion extends upward along the direction of the second bent portion 243 of the protruding portion 241 of the adjacent library board. The vertically extending portion of the edge portion of the second sheet 222 is attached to the edge portion of the first sheet 221 of the boss portion 241 of the adjacent library plate, and sandwiches the edge portion of the first sheet 221 of the boss portion 241 of the adjacent library plate with the edge portion of the second sheet 222 of the boss portion 241 of the adjacent library plate. The joint of the two library plates is closed, and the gap between the convex part 241 and the matching part 231 is filled.

The portion of the edge portion of the second laminate 222 extending upward along the direction of the second bent portion 243 of the protruding portion 241 of the adjacent library plate is sandwiched between the third bent portion 232 of the fitting portion 231 and the second bent portion 243 of the protruding portion 241 of the adjacent library plate, and the outer surface of the edge portion of the second laminate 222 is simultaneously attached to the outer surface of the edge portion of the first laminate 221 of the protruding end 240 of the adjacent library plate. The gap between the mating end first laminate 221 and second laminate 222, and the gap between the third bent portion 232 of the mating portion 231 and the second bent portion 243 of the protruding portion 241 of the adjacent library board are further filled. The reservoir plates are closed at the mating end 230, and the joint of the two reservoir plates is smaller, so that water is prevented from permeating into the battery replacement station or the energy storage station from the joint. The second laminate structure is shown in FIG. 8. FIG. 8 is a diagonal down view showing the internal structure of the second laminate 222.

As shown in fig. 7, the top of the protrusion 241 has a groove 245 extending along the extension direction of the protrusion, a sealing strip 246 is installed in the groove 245, one surface of the sealing strip 246 is clamped in the groove 245, and the other surface of the sealing strip abuts against the inner side of the top of the matching part 231. The sealing strip is arranged between the top of the protruding portion 241 and the top of the matching portion 231, when rainwater accumulates on the reservoir plate combination unit, water rises from a gap between the protruding portion 241 and the matching portion 231, and then is blocked by the sealing strip 246 arranged at the top, so that the rainwater cannot overflow the protruding portion 241 and seep into the battery replacement station or the energy storage station from a seam between the protruding portion 241 and the matching portion 231, and the waterproofness of the reservoir plate combination unit is improved. The sealing strip 246 may be a rubber waterproof strip, or may be made of other waterproof materials.

In other embodiments, a sealing strip may be provided between 242 and 233, preferably near the end of 233, or between 243 and 232.

As shown in fig. 1 and 9, the assembly 260 of the present embodiment is a clip, and includes a connecting portion 610 and a fastening portion 620, the fastening portion 620 is provided with a through hole for the connecting portion 610 to pass through, the connecting portion 610 of the clip 600 in the present embodiment is a bolt, and the connecting portion 610 passes through the through hole of the fastening portion 620 to fix the second layer board 222. The connecting portion 610 sequentially passes through and is screwed to the through hole of the engaging portion 620, the through hole of the second layer plate 222 and the assembling hole 261 in the column 224 from bottom to top, so that the buckle is fixed on the top plate storage plate 220. The engaging portion 620 of the buckle is located on the outer side of the second layer board 222 (the side facing the inside of the power exchange station) and is used for connecting with the frame 105 of the power exchange station or other internal devices. In other alternative embodiments, the assembly holes 261 and the through holes on the second plate 222 can be replaced with other structures that enable the top plate library plate 220 to be connected with the frame 105 of the power exchange station or other internal devices.

The present embodiment provides one form of snap, but the present invention is not limited thereto, and other existing forms of snap may also be employed.

As shown in fig. 1, 6, and 7, the library board further comprises a first connecting post 225 and a second connecting post 226. The first connection column 225 is disposed on the surface of the first laminate 221 facing the second laminate 222, the second connection column 226 is disposed on the surface of the second laminate 222 facing the first laminate 221, and the first laminate 221 and the second laminate 222 are connected and fixed by the first connection column 225 and the second connection column 226.

The library board of this embodiment comprises a plurality of first connecting columns 225 and second connecting columns 226, and the first connecting columns 225 and the second connecting columns 226 are similar to the columns 224 in structure, but only play a supporting role without the assembly holes 261, and are not used for installing the buckles. The first layer board 221 and the second layer board 222 of the library board are connected through a first connecting column 225 and a second connecting column 226, the first connecting column 225 and the second connecting column 226 are arranged between the first layer board 221 and the second layer board 222, the first connecting column 225 is arranged on the first layer board 221 and extends towards the second layer board 222, and the second connecting column 226 is arranged on the second layer board 222 and extends towards the first layer board 221.

Alternatively, only the first connecting posts 225 may be provided at the same position of the library board, and the first connecting posts 225 may be directly abutted and fixed on the second layer board 222 to be supported between the first layer board 221 and the second layer board 222. Which is integral with the first layer 221 and is secured to the inner surface of the second layer 222 by means of adhesive or the like.

Alternatively, only the second connecting column 226 may be provided at the same position of the library board, and the second connecting column 226 may be directly abutted and fixed on the first layer board 221 and supported between the first layer board 221 and the second layer board 222. Which is integral with the second layer sheet 222 and is secured to the inner surface of the first layer sheet 221 by means of gluing or the like.

Optionally, a pair of first connecting columns 225 and a pair of second connecting columns 226 may be disposed on the first layer board 221 and the second layer board 222 at the same position of the library board, respectively, and the two connecting columns are disposed oppositely, extend from the inner side surfaces of the first layer board 221 and the second layer board 222 to the opposite layer board, and are abutted and fixed to each other.

A plurality of first spliced pole 225 and second spliced pole 226 evenly distributed play the connection in each position of storehouse board, the effect of fixed storehouse board, strengthen the intensity of storehouse board simultaneously. In this embodiment, the library board has both the first connecting columns 225 fixed in abutment with the second layer board 222, the second connecting columns 226 fixed in abutment with the first layer board 221, and the first connecting columns 225 and the second connecting columns 226 fixed in abutment with each other.

In other embodiments, only one or two of the three types of connection post arrangements may be included.

As shown in fig. 7 and 8, the first connecting column 225 and the second connecting column 226 are fixed by gluing, clamping, expansion beads or bolts.

The connecting mode of the connecting column is simple in process, the assembling and the manufacturing are more convenient, and the fixing effect is good. In this embodiment, the first connecting column 225 and the second connecting column 226 are fixed to the first layer board 221 and the second layer board 222 or each other by gluing, or in other embodiments, the first connecting column and the second connecting column can be fixed by clamping, expansion beads or bolts or other conventional connecting methods, as long as the connection strength is ensured to meet the requirement.

As shown in fig. 7 and 8, the first connecting column 225 and the first layer 221 are integrally formed. The second connecting post 226 is integrally formed with the second laminate 222.

In the embodiment, the first connecting column 225 and the second connecting column 226 are integrally formed and poured with the warehouse board, and when the first layer board 221 or the second layer board 222 is prepared, a mold hole of the first connecting column 225 or the second connecting column 226 is reserved in a mold directly, so that one-step forming is realized. The library board in the mode has simple process and higher strength.

In other embodiments, the connecting posts can be welded, glued, etc. to the first 221 or second 222 laminate.

As shown in fig. 7 and 8, the reservoir plate further comprises an insulating layer 223, and the insulating layer 223 is sandwiched between the first layer plate 221 and the second layer plate 222. The insulation layer 223 includes aerogel, rock wool, or polyurethane foam.

The insulating layer 223 forms a three-layer composite sandwich structure with the first layer plate 221 and the second layer plate 222. The better material of heat-proof quality is selected for use to heat preservation 223 and is constituteed, and in this embodiment, the aerogel material is selected for use to heat preservation 223, and its heat preservation is effectual, and the material is light.

In other embodiments, conventional insulation such as rock wool or polyurethane foam may also be used.

As shown in fig. 7 and 8, the insulating layer 223 has through holes corresponding to the positions of the first connecting column 225 and the second connecting column 226, respectively, and the first connecting column 225 and the second connecting column 226 are fixed by passing through the through holes.

The first connection column 225 and the second connection column 226 of the storage plate are fixedly connected to the first layer plate 221 or the second layer plate 222 through the through holes, so as to fixedly connect the insulating layer 223, the first layer plate 221 and the second layer plate 222. The first layer plate 221, the second layer plate 222 and the heat preservation layer 223 form a sandwich structure, the first layer plate 221 and the second layer plate 222 are located on two sides of the heat preservation layer 223, the heat preservation layer 223 is clamped in the middle to form a three-layer structure, and the connecting columns penetrating through the middle penetrate through the heat preservation layer 223 to be respectively connected with the first layer plate 221 and the second layer plate 222, so that the strength of the warehouse plate is better.

In other embodiments, the insulating layer 223 is fixed to the first and

second plates

221 and 222 by other means, such as screwing the first and

second plates

221 and 222 on both sides of the insulating layer 223, or by adhesion, etc.

As shown in fig. 4 to 7, the materials of the first and

second laminate sheets

221 and 222 of the present embodiment are made of SMC resin material. The cylinder 224 is made of a resin material.

In other embodiments, carbon fiber, polymer composite materials, and the like may also be selected. The material of the column 224 and the connecting column can be the same as that of the laminate. The first layer plate 221, the second layer plate 222 and the column 224 are made of the materials, so that the structural strength requirement of the battery replacement station or the energy storage station is met while the light weight of the storage plate is realized, and the installation is more convenient.

As shown in fig. 4-7, the raised end 240 and the mating end 230 of the library plate are located at opposing first and second ends 281, 282, respectively, the first and second ends 281, 282 being aligned along the first direction X. The two ends perpendicular to the first direction are a third end 283 and a fourth end 284, the third end 283 and the fourth end 284 are provided with side surface parts 237, and the side surface parts 237 are arranged on the side surfaces of the third end 283 and the fourth end 284 of the library board and are used for sealing the third end 283 and the fourth end 284 of the library board. The portion of side wall 237 at protruding end 240 is a first side wall, the portion of side wall 237 at mating end 230 is a second side wall, and the second side wall covers the outer side of the portion of the first side wall of the adjacent ceiling. The first side face is spliced and wrapped, so that the joints of the first side face and the second side face are staggered, and liquid is prevented from permeating into the storage plates from the joints on the side faces of the two storage plates.

The first side surface portion is provided with a bottom plate and a step portion, the step portion is formed on the bottom plate and extends upwards along the direction perpendicular to the bottom plate, and the surface of the step portion is higher than the bottom plate. And the inner surface part of the second side surface part and the part corresponding to the bottom plate of the first side surface part are also downwards sunken, and the thickness of the inner surface part is also reduced, so that the inner surface part can be jointed with the sunken part of the first side surface part. And the edge position of the second side surface part is provided with an open slot with the shape matched with that of the step part of the first side surface part. When connecting, the open slot is just engaged with the step portion, and the recessed portions of the two side surface portions 237 are fit with each other. The height of the step part relative to the bottom plate is just equal to the thickness of the second side surface part after the second side surface part is sunken, so that the end surface of the step part of the first side surface part and the second side surface part are positioned on the same plane after the step part and the second side surface part are jointed. The protruding end 240 and the side surface 237 of the mating end 230 are matched with each other through a step part and an open slot, so that the other two ends of the warehouse board form a clamping structure, the relative movement of the connection part of the warehouse board is prevented, and the water tightness of the connection part of the warehouse board is improved. And the connection between the protruding end 240 and the side surface 237 of the mating end 230 is on the same plane, which is convenient for water to flow out from the side surface and avoids water accumulation on the surface of the connection.

In this embodiment, a form in which the side surface portions of two adjacent library plates are engaged is shown, but the present invention is not limited thereto.

In other embodiments, the side surface portions of two adjacent library plates may also be engaged in other manners, for example, only the side surface portion at the protruding end is recessed inward in the extending direction of the protruding end to form a shape that is matched with the side surface portion at the mating end, or the side surface portion at the protruding end and the side surface portion at the mating end form a tooth shape that is matched with each other in the extending direction of the side surface portions.

As shown in FIG. 4, the side portions 237 are flush with the upper surface at one end thereof near the upper surface of the plate, and extend toward and beyond the lower surface of the plate at the other end thereof. Rainwater is prevented from infiltrating into the interior of the storage plate from the joint of the side surface portion 237 and the second laminate 222, and the waterproof effect is enhanced.

The battery replacement station is also provided with a top plate wrap angle, is arranged at the position of the first end 281 of the warehouse plate at the outermost edge of the top plate 200, is sleeved on the boss 241 of the warehouse plate at the outermost end of the combined unit of the top plate warehouse plate 220 and wraps the boss 241. The top plate wrap angle is formed by a plurality of wrap angle bending parts which are connected with each other, the wrap angle bending parts are respectively attached to a plurality of outer surfaces of the protruding part 241 and connected to form an accommodating cavity used for accommodating the protruding part 241, the protruding part 241 is located in the accommodating cavity of the top plate wrap angle, the top and two side edges of the protruding part 241 are in contact with the inner wall of the accommodating cavity, and one side of the top plate wrap angle facing outwards extends along the edge of one side of the protruding part 241 facing outwards and extends out of the edge of the protruding part 241. Through setting up the cornerite on storehouse board edge, the cornerite is protruding and cover the side of storehouse board along the top surface of storehouse board, and protruding structure can make things convenient for getting rid of the rainwater in the rainwater water conservancy diversion flows or flows to the long-pending rain gutter of storehouse board from storehouse board edge. Meanwhile, the wrap angle covers the side edge of the storage plate, the side edge of the storage plate can be sealed, rainwater is prevented from permeating into the storage plate from the side edge of the storage plate and further permeating into the power exchanging station or the energy storage station, and the waterproofness of the power exchanging station or the energy storage station is improved. In this embodiment, the overall shape of the wrap angle is similar to the configuration of the mating portion 231 of the library board. Covering 3 sides of the boss 241.

In other embodiments, the top plate wrap can cover only the top and outside, preventing liquid from penetrating from the outside edges of the library plates or from penetrating from the top.

The power swapping station of the utility model is not limited to the form shown in fig. 2-4, and the structures of the library board combination unit, the frame 105, the library board 112 and the like provided by the utility model are also suitable for power swapping stations adopting other structures or layouts.

Similarly, the structures of the warehouse board combination unit, the frame, the warehouse board and the like provided by the utility model are also suitable for the energy storage station with the functions of storage and charging.

In this embodiment, the library board combination unit for the top surface and the library board combination unit for the side surface of the power swapping station are different. However, in other embodiments, the above-mentioned library board for the top surface of the power swapping station may also be used for the side surface, and the above-mentioned library board for the side surface of the power swapping station may also be used for the top surface, and both of them may be selected from using the same library board combination unit, or the forms of the library board combination units may be interchanged.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on normal use of the device or assembly, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or assembly referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the present invention.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.

Claims

1. The utility model provides a storehouse board for trading power station or energy storage station, a serial communication port, the storehouse board includes first plywood and second plywood, be equipped with on the second plywood to the cylinder that first plywood extends, set up the pilot hole in the cylinder, set up the through-hole on the second plywood, the pilot hole passes through the through-hole switches on extremely the second plywood outside, the pilot hole is used for installing the assembly part.

2. A library board for a swap or energy storage station according to claim 1 wherein the posts extend and abut or are bonded to the first layer board.

3. A garage board for a swap or energy storage station according to claim 1, wherein the walls of the assembly holes are flush with the walls of the through holes.

4. A library board for a power change or storage station as claimed in claim 1 wherein the material of the first and second plies is a carbon fibre or polymer composite or SMC resin material; and/or

The cylinder is made of resin materials.

5. The warehouse board for the swapping station or the energy storage station of claim 1, wherein the warehouse board further comprises an insulating layer, the insulating layer is sandwiched between the first layer board and the second layer board, and the insulating layer comprises aerogel, rock wool or polyurethane foam.

6. A library board for a swap or energy storage station according to claim 5, wherein the library board further comprises a first connection post and/or a second connection post;

7. A library board for a power change station or an energy storage station as claimed in claim 5 wherein the library board further comprises a first connecting post, the first layer board is provided with a plurality of first connecting posts, and the first connecting post is fixed in abutment with the second layer board.

8. A library board for a power swapping or energy storage station as claimed in claim 5 wherein a plurality of second connecting posts are provided on the second layer board, the second connecting posts being fixed in abutment with the first layer board.

9. A library board for a power change or energy storage station as claimed in claim 6 wherein the first and second connecting posts are fixed by gluing, snapping, expansion beads or bolting.

10. A library board for a swap or energy storage station according to claim 6, wherein:

the first connecting column and the first layer plate are integrally formed; and/or the presence of a gas in the gas,

the second connecting column and the second laminate are integrally formed.

11. A library board for a power changing station or an energy storage station as claimed in claim 6, wherein the insulating layer is provided with through holes corresponding to the positions of the first connecting column and the second connecting column respectively, and the first connecting column and/or the second connecting column are fixedly connected through the through holes.

12. A library board for a swap or energy storage station according to claim 6, wherein the first layer board further comprises a protrusion protruding from a surface of the first layer board in a direction away from the second layer board, wherein a protruding hollow cavity is formed between the protrusion and the second layer board.

13. A library board for a swapping or energy storage station as claimed in claim 12 wherein the second connecting post is provided within the hollow cavity.

14. A warehouse board for a power change station or an energy storage station as claimed in claim 1, wherein opposite ends of the warehouse board are provided with a protruding end and a mating end, so that the protruding end and the mating end of two adjacent warehouse boards can be overlapped when a plurality of the warehouse boards are assembled.

15. A library board for a power change or energy storage station as claimed in claim 14 wherein at the raised end the first layer board projects away from the second layer board to form a raised portion and at the mating end the first layer board projects away from the second layer board to form a mating portion for covering the outside of the raised portion of an adjacent library board.

16. A library board for a swap or energy storage station according to claim 15, wherein at the raised end the edge portion of the second layer board extends in a folded manner towards the first layer board, and the edge portion of the first layer board extends in a folded manner towards the second layer board at the raised end, and wherein an inner surface of the edge portion of the first layer board is attached to an outer surface of the edge portion of the second layer board.

17. A garage for a power change or energy storage station as claimed in claim 16 wherein at the mating end the edge portion of the first tier panel extends from a side of the boss adjacent the garage panel adjacent the mating end to a side of the boss remote from the mating end, the inner surface of the edge portion of the first tier panel following the outer surface of the boss remote from the mating end.

18. A reservoir plate for a power changing station or an energy storage station as defined in claim 17, wherein at the mating end, an edge portion of the second layer plate is bent and extended toward the first layer plate, the edge portion of the second layer plate is sandwiched between the edge portion of the first layer plate and a side surface of the protruding portion of the adjacent reservoir plate near the mating end, and an outer surface of the edge portion of the second layer plate is attached to an outer surface of the edge portion of the first layer plate near the protruding end of the adjacent reservoir plate.

19. A library board assembly comprising a plurality of library boards according to any one of claims 1 to 18, wherein a plurality of said library boards are interconnected to form said library board assembly.

20. The library board assembly unit of claim 19, wherein the convex ends and the mating ends of the two side edges of any two adjacent library boards are connected with each other to form the library board assembly unit.

21. The utility model provides a trade power station or energy storage station, its characterized in that, trade the power station and include frame and storehouse board assembled unit, be equipped with the buckle on the second plywood of storehouse board, the buckle is installed in the assembly hole, be equipped with the draw-in groove on the frame, the storehouse board passes through the buckle card is established on the frame in the draw-in groove.