Integrated battery supporting main frame and vehicle-mounted new energy battery frame

Abstract

The utility model discloses an integrated battery supporting main frame which comprises a main plate, at least two through holes are formed in the main plate from top to bottom at intervals, the peripheral edge of each through hole is provided with a folded edge which is bent inwards to form an inner end folded edge frame, and a battery pack can penetrate through the through holes; the peripheral edges of the main board are all provided with folded edges which are bent inwards to form outer end folded edge frames, and the bottom faces of the outer end folded edge frames are provided with placing faces which enable the main board to be vertically placed. And a plurality of connecting through holes are formed in the main plate and the outer end flanging frame. The integrated battery supporting main frame has the advantages of being light in weight, convenient to process, long in service life, capable of being produced in batches, high in processing efficiency and the like; the utility model further discloses a vehicle-mounted new energy battery frame applying the integrated battery supporting main frame. The vehicle-mounted new energy battery frame has the advantages of light weight, low material consumption cost, convenience in processing, batch production, high processing efficiency, improved working environment, high overall strength, long service life and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to the battery frame of installation new energy battery, especially to a kind of integrated battery support main frame, and the vehicle-mounted new energy battery frame of application integrated battery support main frame. BACKGROUND

[0002] Heavy truck refers to truck or semi-trailer tractor for towing goods. Fuel heavy truck is a big carbon emitter. In recent years, with the increasing emphasis on environmental protection, solving the problem of carbon emission of fuel heavy truck has become a top priority. Heavy truck has begun to march into the new energy field.

[0003] Among new energy heavy trucks, the production technology of natural gas heavy truck is relatively mature, and has been widely used in different scenarios of medium and short distance transportation and part of long distance transportation line. Natural gas heavy truck has the advantages of cheap fuel price, good environmental protection and engine protection.

[0004] At present, with the decline of lithium price, electric heavy truck driven by electricity has a certain degree of cost reduction. The energy consumption cost is about one third of that of fuel heavy truck and about one half of that of natural gas heavy truck, and the economic benefit is relatively obvious. In addition, it can achieve zero emission in emission, and the environmental protection benefit is also considerable. In addition to this, electric drive can also realize the advantages of reducing noise, shifting convenience, vibration reduction, etc.

[0005] The installation method of battery pack of electric heavy truck adopts battery frame, installs battery pack in battery frame, and battery frame is placed at the rear of cab. The fixation and stability of battery frame to battery play a crucial role. The battery frame on the market is welded by multiple beams and columns. This battery frame welded and assembled by multiple beams and columns has the following main shortcomings: first, the weight of battery frame is heavy, the overall weight is more than 400 kg, and the cost of material consumption is high; second, the welding workload is large. For example, 20 workers work together, 20 workers can only assemble about 10 battery frames a day, the processing efficiency is very low, and the processing environment is also relatively poor, which is not good for the health of workers. Utility model content

[0006] The technical problem to be solved by the utility model is to provide an integrated battery support main frame with light weight, low material consumption cost, high processing efficiency and high overall strength. In addition, a vehicle-mounted new energy battery frame using the integrated battery support main frame is also provided.

[0007] The utility model provides a light weight, material consumption cost is low, processing efficiency is high, integral strength high integral type battery support main frame for the problems of heavy weight, material consumption quantity, processing efficiency, processing environment, frame overall strength difference of welding assembly of a plurality of beams and column etc., the technical scheme that the utility model adopts is to design a light weight, material consumption cost is low, processing efficiency is high, integral strength high integral type battery support main frame, the integral type battery support main frame, include: the main board, at least two through holes are equipped with from top to bottom interval on the main board, and the through hole can adopt cutting or blanking mode to obtain, also can adopt other forms to obtain. The periphery edge of each through hole all has the flange that forms the inner end flange frame of inwardly bending, and the through hole can be supplied battery package to enter, the periphery edge of the main board all has the flange that forms the outer end flange frame of inwardly bending, and the bottom surface of the outer end flange frame has the rest surface of making the main board vertical placement, is equipped with a plurality of connection through holes on the main board and the outer end flange frame. The effect of connection through hole is that the integral type battery support main frame is used in the assembly battery frame, can install other component parts through screw, improves the assembly efficiency of later period, need not use welding equipment in the later period assembly process.

[0008] Further, the aforementioned integral type battery support main frame, wherein the through hole is a rectangular through hole, the inner end flange frame is composed of a first upper flange, a first left flange, a first lower flange and a first right flange that are inwardly bent by 90°±2° to form a rectangular frame structure; the main plate is a rectangular plate, and the outer end flange frame is composed of a second upper flange, a second left flange, a second lower flange and a second right flange that are inwardly bent by 90°±2° to form a rectangular frame structure, and the bottom surface of the second lower flange is the rest surface.

[0009] The rectangular frame structure composed of the first upper flange, the first left flange, the first lower flange and the first right flange can be an integral structure, or can be a non-integral structure. In the non-integral structure, the first upper flange, the first left flange, the first lower flange and the first right flange are sequentially and fixedly connected end to end. The end-to-end fixed connection can be achieved by welding, or by using auxiliary components such as L-shaped connectors and screws, or by other means. Even if welding is used, only a small amount of welding is required, which can be ignored compared to the traditional welding method used for all beams.

[0010] Similarly, the rectangular frame structure formed by the second upper folding edge, the second left folding edge, the second lower folding edge and the second right folding edge can be a one-piece structure, and of course can also be a non-one-piece structure, and when the non-one-piece structure, the second upper folding edge, the second left folding edge, the second lower folding edge and the second right folding edge are sequentially and fixedly connected end to end, here the end to end fixed connection mode can adopt welding mode, can also adopt auxiliary parts such as L-shaped connecting parts and screw cooperation mode, or other forms, which are not limited here, even if the welding mode is adopted, only this part needs to be welded, and the welding amount is very small, compared with the traditional welding mode of all beams, the welding amount is basically negligible.

[0011] Further, the aforementioned one-piece battery support main frame, wherein when the rectangular frame structure formed by the first upper folding edge, the first left folding edge, the first lower folding edge and the first right folding edge is a one-piece formed structure, the four corners thereof are all round arc corners smoothly transitioned; the bending part between the inner end folding edge frame and the main plate is a round arc smoothly transitioned; the bending part between the outer end folding edge frame and the main plate is a round arc smoothly transitioned.

[0012] Further, the aforementioned one-piece battery support main frame, wherein the width H1 of the inner end folding edge frame is 40-50mm; the width H2 of the outer end folding edge frame is 70-80mm.

[0013] The utility model also gives a kind of vehicle-mounted new energy battery frame, comprising: two support main frames, the support main frame adopts the one-piece battery support main frame of the utility model.The following definitions are made here for easy understanding: the face to which the inner end folding edge frame and the outer end folding edge frame of support main frame are bent is referred to as the inner side of support main frame and main plate, and the other face of support main frame and main plate is referred to as the outer side.

[0014] The inner sides of the two support main frames are placed face to face, the upper left and right ends of the two support main frames are connected by upper cross beams respectively, the lower left and right sides of the two support main frames are connected by lower cross beams respectively, and the two support main frames, the upper cross beams and the lower cross beams form a stable frame structure.

[0015] At least one bottom support cross beam is connected between the inner sides of the main plates at the lower edges of the corresponding through holes at the same height on the two support main frames; at least one bottom support frame is provided at the lower edge of at least one through hole among the through holes at the same height on the two support main frames, and each bottom support frame is installed on the outer side of the main plate of the corresponding support main frame; when the battery pack is inserted into the corresponding through holes at the same height, the battery pack is placed on the corresponding bottom support cross beam and the corresponding bottom support frame.

[0016] For easy description, the middle part of the space between the two support main frames is taken as the reference position here, and one end of the same component close to the reference position is defined as inner, and the other end away from the reference position is defined as outer.

[0017] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein at least one left connecting beam is arranged between the upper transverse beam and the lower transverse beam on the left side of the two support main frames and is connected to the left side of the outer end flange of the two support main frames, and at least one right connecting beam is arranged between the upper transverse beam and the lower transverse beam on the right side of the two support main frames and is connected to the right side of the outer end flange of the two support main frames.

[0018] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein the left connecting beam and the right connecting beam are X-shaped transverse beams or integrated double X-shaped transverse beams.

[0019] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein the bottom support frame is composed of a first connecting beam, a second connecting beam, an outer connecting beam and at least one inner connecting transverse beam, the inner end of each of the first connecting beam, the second connecting beam and the inner connecting transverse beam is fixedly connected to the outer side of the main plate of the corresponding support main frame, the outer end of each of the first connecting beam, the second connecting beam and the inner connecting transverse beam is fixedly connected to the outer connecting beam, and each inner connecting transverse beam is located between the first connecting beam and the second connecting beam.

[0020] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein the first connecting beam of each bottom support frame is fixedly connected to the outer side of the main plate of the corresponding support main frame through a first inclined pull rod, and the second connecting beam of each bottom support frame is fixedly connected to the outer side of the main plate of the corresponding support main frame through a second inclined pull rod.

[0021] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein the first connecting beam, the second connecting beam and each inner connecting transverse beam are perpendicular to the outer connecting beam, the first connecting beam, the second connecting beam and each inner connecting transverse beam are perpendicular to the outer side of the corresponding main plate, the number of the bottom support transverse beams and the number of the inner connecting transverse beams are both two or more, and the optimal solution is that the number of the bottom support transverse beams is preferably two and the number of the inner connecting transverse beams is preferably two, and the first inclined pull rod is parallel to the second inclined pull rod.

[0022] Further, the vehicle-mounted new energy battery frame as claimed in the preceding claim, wherein the bottom support transverse beams and the inner connecting transverse beams have the same structure and are the same profile, and there are multiple solutions for the structure of the profile, and three main solutions are given here.

[0023] The first solution is that the structure of the profile includes a horizontally placed bottom plate, the left end of the bottom plate is bent upward by 90° to form a left vertical folding edge, and the upper part of the left vertical folding edge is bent to the left end to form a left horizontal folding edge; the right end of the bottom plate is bent upward by 90° to form a right vertical folding edge, the right vertical folding edge is parallel to the left vertical folding edge, and the upper part of the right vertical folding edge is bent to the right end to form a right horizontal folding edge, the top surface of the left horizontal folding edge and the top surface of the right horizontal folding edge are on the same horizontal plane.

[0024] Further, the vehicle-mounted new energy battery frame described above, wherein when the inner end folding edge frame of the through hole has a lower folding edge in the form of a flat plate, the top surface of the left horizontal folding edge and the top surface of the right horizontal folding edge are both in contact with the bottom surface of the lower folding edge of the through hole at the location thereof, so as to improve the overall support strength of the battery pack.

[0025] The second solution is that the profile is a guide rail beam having a rolling track for the movement of rollers, and the number of bottom support cross beams and inner connecting cross beams at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole at the same height, the battery pack can enter and move on the corresponding bottom support cross beam and the corresponding inner connecting cross beam by relying on the rollers at the bottom of the battery pack.

[0026] The third solution is that the profile is a roller guide rail having a plurality of rollers, and the number of bottom support cross beams and inner connecting cross beams at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole at the same height, the battery pack can slide on the corresponding bottom support cross beam and the corresponding inner connecting cross beam by relying on each roller on the roller guide rail.

[0027] Further, the vehicle-mounted new energy battery frame described above, wherein a bottom mounting seat is fixedly installed on the resting surface of each support main frame.

[0028] Further, the vehicle-mounted new energy battery frame described above, wherein the bottom mounting seat is a square tube, a plurality of mounting holes are provided on the square tube, and the square tube is connected to the mounting beam on the heavy truck through bolts to fix the vehicle-mounted new energy battery frame on the heavy truck.

[0029] Further, the vehicle-mounted new energy battery frame described above, wherein a lifting ring is installed at each of the left and right ends of the top surface of each support main frame. The lifting ring is provided to facilitate the handling of the vehicle-mounted new energy battery frame, so that the vehicle-mounted new energy battery frame can be handled by relying on lifting equipment.

[0030] Further, the vehicle-mounted new energy battery frame, wherein, a cuboid-shaped outer box body is further arranged, the two support main frames and the components mounted on the two support main frames are all covered in the cavity of the outer box body; a plurality of heat dissipation through slots are arranged on the outer box body, and a heat dissipation fan is further arranged in the outer box body, the heat dissipation fan can dissipate heat for the battery pack, protect the battery pack and prolong the service life of the battery pack.

[0031] Further, the vehicle-mounted new energy battery frame, wherein, a cuboid-shaped outer box body is further arranged, the two support main frames and the components mounted on the two support main frames are all covered in the cavity of the outer box body; a plurality of heat dissipation through slots are arranged on the outer box body, and a heat dissipation fan is further arranged in the outer box body, the heat dissipation fan can dissipate heat for the battery pack, protect the battery pack and prolong the service life of the battery pack.

[0032] The beneficial effects of the utility model are: ① the integral type battery support main frame has the advantages of light weight, convenient processing, long service life, suitable for batch production, high processing efficiency and the like; ② the vehicle-mounted new energy battery frame has the advantages of light weight, low material and consumable cost, convenient processing, suitable for batch production, high processing efficiency, improved working environment, ensured overall strength and service life and the like. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 It is the three-dimensional structure schematic view of the integral type battery support main frame.

[0034] Figure 2 It is the three-dimensional structure schematic view of the integral type battery support main frame in another observation direction.

[0035] Figure 3 It is Figure 2 The sectional view in A-A direction in it.

[0036] Figure 4 It is Figure 3 The local enlarged structure schematic view of B part in it.

[0037] Figure 5 It is the three-dimensional structure schematic view of the new energy battery frame for heavy truck in the utility model.

[0038] Figure 6 It is the structure schematic view of the bottom support frame and the two inclined pull rods thereon.

[0039] Figure 7 It is the structure schematic view of the connection between the inner connecting cross beam and the outer connecting beam on the bottom support frame.

[0040] Figure 8 It isFigure 7 Partial sectional view in the direction of the C-C section.

[0041] Figure 9 Is the structure diagram of the inner connecting crossbeam and the support main frame connection.

[0042] Figure 10 Is the structure diagram of the new energy battery frame of the heavy truck after the outer box body is surrounded.

[0043] Among them:

[0044] 11, main board; 12, through hole; 13, inner end flange frame; 131, lower flange; 14, arc corner; 15, second upper flange; 16, second lower flange; 17, second left flange; 18, second right flange; 19, connecting through hole;

[0045] 1, support main frame; 101, inner side; 102, outer side; 2, upper crossbeam; 3, lower crossbeam; 4, bottom mounting seat; 51, left connecting beam; 52, right connecting beam; 6, bottom support crossbeam; 7, bottom support frame; 71, first connecting beam; 72, second connecting beam; 73, outer connecting beam; 74, inner connecting crossbeam; 741, bottom plate; 742, left vertical flange; 743, left horizontal flange; 744, right vertical flange; 745, right horizontal flange; 81, first inclined pull rod; 82, second inclined pull rod; 9, lifting ring; 10, outer box body; 20, heat dissipation through slot. DETAILED DESCRIPTION

[0046] The technical scheme of the present application will be described in further detail below in combination with the drawings and preferred embodiments. Embodiment one

[0047] This embodiment is for convenient description, the left hand side direction is defined as "left", the right hand side direction is defined as "right", the upper direction is defined as "up", and the lower direction is defined as "down". Figure 1 The left hand side direction is defined as "left", the right hand side direction is defined as "right", the upper direction is defined as "up", and the lower direction is defined as "down". Figure 1 The left hand side direction is defined as "left", the right hand side direction is defined as "right", the upper direction is defined as "up", and the lower direction is defined as "down". Figure 1 The left hand side direction is defined as "left", the right hand side direction is defined as "right", the upper direction is defined as "up", and the lower direction is defined as "down". Figure 1 The left hand side direction is defined as "left", the right hand side direction is defined as "right", the upper direction is defined as "up", and the lower direction is defined as "down".

[0048] As Figure 1 , Figure 2 and Figure 3As shown, the integral battery support main frame in this embodiment comprises a main plate 11, at least two through holes 12 are provided on the main plate 11 and spaced apart from top to bottom, that is, the number of through holes 12 can be two, three, four, five, six, or even more. The periphery of each through hole 12 is inwardly bent to form a folding edge of an inner end folding edge frame 13, and the through hole 12 can be penetrated by a battery pack. The periphery of the main plate 11 is inwardly bent to form a folding edge of an outer end folding edge frame, and the bottom surface of the outer end folding edge frame has a resting surface for vertically placing the main plate 11. A plurality of connecting through holes 19 are provided on the main plate 11 and the outer end folding edge frame.

[0049] As shown in Figure 1 , Figure 2 and Figure 3 , a more preferred scheme of the integral battery support main frame structure is that the through hole 12 is a rectangular through hole, the inner end folding edge frame 13 is composed of a first upper folding edge, a first left folding edge, a first lower folding edge, and a first right folding edge which are inwardly bent by 90°±2° to form a rectangular frame structure; the main plate 11 is a rectangular plate, and the outer end folding edge frame is composed of a second upper folding edge 15, a second left folding edge 17, a second lower folding edge 16, and a second right folding edge 18 which are inwardly bent by 90°±2° to form a rectangular frame structure, and the bottom surface of the second lower folding edge 16 is the resting surface when the outer end folding edge frame adopts this structure.

[0050] A further more preferred scheme is that the rectangular frame structure composed of the first upper folding edge, the first left folding edge, the first lower folding edge, and the first right folding edge is preferably an integral molding structure, and the four corners 14 thereon are designed as round corners for smooth transition; the bending part between the inner end folding edge frame 13 and the main plate 11 is a round arc for smooth transition; and the bending part between the outer end folding edge frame and the main plate 11 is a round arc for smooth transition.

[0051] A further more preferred scheme is that the width H1 of the inner end folding edge frame 13 is preferably 40-50 mm; and the width H2 of the outer end folding edge frame is preferably 70-80 mm, as shown in Figure 3 and Figure 4 .

[0052] The integral battery support main frame with the above-mentioned structure discards the traditional welding mode of all beams and columns, mainly adopts a stamping mode, so that the integral battery support main frame has the characteristics of lightweight, the material consumption is greatly reduced, and has the advantage of low cost. Secondly, the overall processing is convenient, suitable for batch production, high processing efficiency, and the service life and overall strength can be ensured. Embodiment Two

[0053] This embodiment is for convenient description, and the coordinate axes shown in Figure 5 are used to define "left", "right", "up", and "down".

[0054] As Figure 5 shown in the embodiment, the vehicle-mounted new energy battery frame comprises two support main frames 1, which are integral battery support main frames in the utility model. The inner sides of the two support main frames 1 are placed face to face, the upper left and right ends of the two support main frames 1 are connected through upper cross beams 2, the lower left and right sides of the two support main frames 1 are connected through lower cross beams 3, and the two support main frames 1, the upper cross beams 2 and the lower cross beams 3 form a stable frame structure.

[0055] At least one bottom support cross beam 6 is connected between the inner sides 101 of the main plates 11 at the lower edges of the corresponding through holes 12 at the same height on the two support main frames 1; at least one bottom support frame 7 is arranged at the lower edge of at least one of the corresponding through holes 12 at the same height on the two support main frames 1, and each bottom support frame 7 is installed on the outer side 102 of the main plate 11 of the corresponding support main frame 1; when the battery pack is inserted into the corresponding through holes 12 at the same height, the battery pack is placed on the corresponding bottom support cross beam 6 and the corresponding bottom support frame 7.

[0056] The corresponding through holes 12, the corresponding bottom support cross beams 6 and the corresponding bottom support frames 7 at the same height on the two support main frames 1 form one layer; thus, when the number of the through holes 12 on one support main frame 1 is two, the corresponding vehicle-mounted new energy battery frame has two layers; when the number of the through holes 12 on one support main frame 1 is three, the corresponding vehicle-mounted new energy battery frame has three layers; when the number of the through holes 12 on one support main frame 1 is four, the corresponding vehicle-mounted new energy battery frame has four layers; when the number of the through holes 12 on one support main frame 1 is five, the corresponding vehicle-mounted new energy battery frame has five layers, and so on. The number of layers of the vehicle-mounted new energy battery frame is determined according to the size and number of the battery packs to be actually installed and other factors.

[0057] In order to improve the strength of the overall frame, the left and right connecting beams 51 and 52 are additionally arranged on the basis of the above structure, specifically, at least one left connecting beam 51 is arranged between the upper cross beam 2 and the lower cross beam 3 on the left side of the two support main frames 1 and connected to the left side of the outer end folded edge frame of the two support main frames 1, and at least one right connecting beam 52 is arranged between the upper cross beam 2 and the lower cross beam 3 on the right side of the two support main frames 1 and connected to the right side of the outer end folded edge frame of the two support main frames 1.

[0058] Further more preferably, the left and right connecting beams 51 and 52 in the embodiment prefer to adopt X-shaped cross beams or integrated double X-shaped cross beams.

[0059] Further, the bottom mounting seat 4 is fixedly installed on the resting surface of each support main frame 1. The bottom mounting seat 4 is preferably a square tube, and a plurality of mounting holes are arranged on the square tube. The square tube is connected to the mounting beam of the heavy truck by bolts, and is used to fix the vehicle-mounted new energy battery frame on the heavy truck.

[0060] Further, the lifting ring 9 is arranged at the left and right ends of the top surface of each support main frame 1. The lifting ring 9 is arranged to facilitate the carrying of the vehicle-mounted new energy battery frame. Thus, the vehicle-mounted new energy battery frame can be carried by lifting equipment, which is beneficial to the transportation and installation of the battery frame.

[0061] In the embodiment, the outer box body 10 is also arranged, which is a rectangular parallelepiped. As shown in the figure, the outer box body 10 covers the pair of support main frames 1 and the mounting components arranged on the pair of support main frames 1 in the cavity of the outer box body 10. A plurality of heat dissipation slots 20 are arranged on the outer box body 10, and a heat dissipation fan is also arranged in the outer box body 10. The heat dissipation fan can dissipate heat from the battery pack, protect the battery pack, and prolong the service life of the battery pack. The outer box body 10 can be composed of a plurality of plates fixed on the new energy battery frame by screws, or can be directly made into an integrated rear cover of the new energy battery frame. Figure 10

[0062] The box door is arranged on at least one side of the outer box body 10. Generally, the box door is arranged on the side surface of the box body on the side of the outer end of the bottom support frame 7. After the vehicle-mounted new energy battery frame is installed on the heavy truck, the arrangement of the position of the box door can facilitate the taking and placing of the battery pack.

[0063] The overall weight of the vehicle-mounted new energy battery frame described above is about 200 kg. Compared with the battery frame assembled by welding beams and columns, the overall weight is reduced by about half, the lightweight purpose is achieved, and the material consumption is greatly reduced, thereby saving material costs. In addition, a large number of welding processes are abandoned, and a stamping method is adopted. The processing environment is improved, and the processing efficiency is greatly improved. Similarly, 20 workers can assemble about 10 battery frames assembled by welding beams and columns in one day, but can assemble about 100 vehicle-mounted new energy battery frames described in the utility model in one day. The processing efficiency is increased by about 10 times. The processing is convenient, suitable for batch production, can ensure the overall strength and service life. Embodiment three

[0064] ​The embodiment is based on the structure of the bottom support frame 7 in Embodiment Two, and specifically comprises: the bottom support frame 7 is composed of a first connecting beam 71, a second connecting beam 72, an outer connecting beam 73, and at least one inner connecting cross beam 74; the inner ends of the first connecting beam 71, the second connecting beam 72, and each inner connecting cross beam 74 are fixedly connected to the outer side of the main plate 11 of the corresponding support main frame 1; the outer ends of the first connecting beam 71, the second connecting beam 72, and each inner connecting cross beam 74 are fixedly connected to the outer connecting beam 73; and each inner connecting cross beam 74 is located between the first connecting beam 71 and the second connecting beam 72.

[0065] As shown in Figure 5 and Figure 6 To improve the strength of the bottom support frame 7, the first connecting beam 71 of each bottom support frame 7 is fixedly connected to the outer side 102 of the main plate 11 of the corresponding support main frame 1 through a first inclined pull rod 81, and the second connecting beam 72 of each bottom support frame 1 is fixedly connected to the outer side 102 of the main plate 11 of the corresponding support main frame 1 through a second inclined pull rod 82.

[0066] Further more preferably, the first connecting beam 71, the second connecting beam 72, and each inner connecting cross beam 74 are perpendicular to the outer connecting beam 73; the first connecting beam 71, the second connecting beam 72, and each inner connecting cross beam 74 are perpendicular to the outer side 102 of the corresponding main plate 1; the number of the bottom support cross beams 6 and the inner connecting cross beams 74 is two or more; and here, the most preferred solution is that the number of the bottom support cross beams 6 is preferably two, and the number of the inner connecting cross beams 74 is preferably two. The first inclined pull rod 81 is parallel to the second inclined pull rod 82. This design facilitates the assembly of the bottom support frame 7.

[0067] The bottom support cross beams 6 and the inner connecting cross beams 74 have the same structure and are the same profile. Here, three design schemes of the profile are given.

[0068] The first design scheme of the profile comprises: a horizontally placed bottom plate 741, a left end of the bottom plate 741 is bent upward by 90° to form a left vertical folding edge 742, and an upper part of the left vertical folding edge 742 is bent to form a left horizontal folding edge 743; a right end of the bottom plate 741 is bent upward by 90° to form a right vertical folding edge 744, the right vertical folding edge 744 is parallel to the left vertical folding edge 742, and an upper part of the right vertical folding edge 744 is bent to form a right horizontal folding edge 745; and the top surface of the left horizontal folding edge 743 and the top surface of the right horizontal folding edge 745 are on the same horizontal plane.

[0069] Further more preferably, when the inner end flange frame 13 of the through hole 12 has a lower flange 131 in the form of a flat plate, the top surface of the left horizontal flange 743 and the top surface of the right horizontal flange 745 are both in contact with the bottom surface of the lower flange 131 of the through hole 12 at the location, as shown in Figure 9 With this structure, after the battery pack is inserted into the corresponding through hole 12 at the same height, the lower flange 131, the bottom support beam 6 and the inner connecting beam 74 jointly support the battery pack.

[0070] The second design is that the profile is a guide rail beam with a track for the movement of the rollers, and the number of the bottom support beams 6 and the inner connecting beams 74 at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole 12 at the same height, the battery pack can enter and move on the corresponding bottom support beam 6 and the corresponding inner connecting beam 74 by the rollers at the bottom of the battery pack. This design can be more labor-saving and smooth when the battery pack is pushed into the corresponding layer of the battery frame.

[0071] The third design is that the profile is a roller guide rail with a plurality of rollers, and the number of the bottom support beams 6 and the inner connecting beams 74 at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole 12 at the same height, the battery pack can slide on the corresponding bottom support beam 6 and the corresponding inner connecting beam 74 by the rollers on the roller guide rail. This design can be more labor-saving and smooth when the battery pack is pushed into the corresponding layer of the battery frame.

[0072] The above is only the preferred embodiment of the present application, and is not intended to limit the present application in any other form, and any modification or equivalent change made according to the technical essence of the present application still falls within the scope of the present application.

Claims

1. An integrated battery support mainframe, comprising: The utility model discloses a mainboard, its characterized in that: at least two through holes are arranged on the mainboard from top to bottom and are spaced apart, the four circumferential edges of each through hole are all inwardly bent to form the inner end flange frame of the flange, and the through hole can be passed into by the battery pack, the four circumferential edges of the mainboard are all inwardly bent to form the outer end flange frame of the flange, and the bottom surface of the outer end flange frame has the rest surface that makes the mainboard vertical place, and a plurality of connecting through holes are arranged on the mainboard and the outer end flange frame.

2. The unitary battery support main frame of claim 1, wherein: The through hole is rectangular, the inner end flange frame is composed of the first upper flange, the first left flange, the first lower flange and the first right flange that are inwardly bent 90 DEG ± 2 DEG respectively and forms rectangular frame structure, the mainboard is rectangular, the outer end flange frame is composed of the second upper flange, the second left flange, the second lower flange and the second right flange that are inwardly bent 90 DEG ± 2 DEG respectively and forms rectangular frame structure, and the bottom surface of the second lower flange is the rest surface.

3. The unitary battery support main frame of claim 2, wherein: The inner end flange frame is the integral forming rectangular frame structure with the four corners being circular arc corners, the bending place between the inner end flange frame and the mainboard is circular arc smooth transition, and the bending place between the outer end flange frame and the mainboard is circular arc smooth transition.

4. The one-piece battery support main frame of claim 1 or 2 or 3, wherein: The width H1 of the inner end flange frame is 40-50mm, and the width H2 of the outer end flange frame is 70-80mm.

5. A vehicle-mounted new energy battery frame, comprising: Two support main frames, characterized in that: the support main frame is the integral type battery support main frame in any one of claims 1 to 4; the inner sides of the two support main frames are placed face to face, the upper left and right ends of the two support main frames are connected by an upper cross beam respectively, the lower left and right sides of the two support main frames are connected by a lower cross beam respectively, and the two support main frames, the upper cross beam and the lower cross beam form a frame structure. At least one bottom support cross beam is connected between the inner sides of the main boards at the lower edges of the corresponding through holes at the same height on the two support main frames, and at least one of the through holes at the same height on the two support main frames has a bottom support frame at the lower edge thereof, each bottom support frame is installed on the outer side of the main board of the corresponding support main frame, and the battery pack is placed on the corresponding bottom support cross beam and the corresponding bottom support frame when the battery pack is passed into the corresponding through holes at the same height. 6.The vehicle-mounted new energy battery frame according to claim 5, characterized by: At least one left connecting beam connected to the left flange of the outer end flange frame of the two support main frames is arranged between the upper cross beam and the lower cross beam on the left side of the two support main frames, and at least one right connecting beam connected to the right flange of the outer end flange frame of the two support main frames is arranged between the upper cross beam and the lower cross beam on the right side of the two support main frames.

7. The vehicle-mounted new energy battery frame according to claim 6, characterized in that: The left and right connecting beams are X-shaped cross beams or integral double X-shaped cross beams. 8.The vehicle-mounted new energy battery frame according to claim 5 or 6, characterized in that: The bottom support frame is composed of a first connecting beam, a second connecting beam, an outer connecting beam and at least one inner connecting cross beam, the inner ends of the first connecting beam, the second connecting beam and each inner connecting cross beam are fixedly connected to the outer side of the main board of the corresponding support main frame, the outer ends of the first connecting beam, the second connecting beam and each inner connecting cross beam are fixedly connected with the outer connecting beam, and each inner connecting cross beam is located between the first connecting beam and the second connecting beam. 9.The vehicle-mounted new energy battery frame according to claim 8, characterized in that: The first connecting beam of each bottom support frame is fixedly connected with the outer side of the main plate of the corresponding support main frame through a first inclined pull rod, and the second connecting beam of each bottom support frame is fixedly connected with the outer side of the main plate of the corresponding support main frame through a second inclined pull rod. 10.The vehicle-mounted new energy battery frame according to claim 9, characterized in that: The first connecting beam, the second connecting beam and each inner connecting cross beam are perpendicular to the outer connecting beam, the first connecting beam, the second connecting beam and each inner connecting cross beam are perpendicular to the outer side of the corresponding main plate, the number of the bottom support cross beams and the inner connecting cross beams is two or more than two, and the first inclined pull rod is parallel to the second inclined pull rod. 11.The vehicle-mounted new energy battery frame according to claim 8, characterized in that: The bottom support cross beams and the inner connecting cross beams are of the same structure and are the same profile, and the structure of the profile comprises: a horizontally placed bottom plate, a left end of the bottom plate is bent upward by 90° to form a left vertical bent edge, and an upper part of the left vertical bent edge is bent toward the left end to form a left horizontal bent edge; a right end of the bottom plate is bent upward by 90° to form a right vertical bent edge, the right vertical bent edge is parallel to the left vertical bent edge, and an upper part of the right vertical bent edge is bent toward the right end to form a right horizontal bent edge, and the top surface of the left horizontal bent edge and the top surface of the right horizontal bent edge are on the same horizontal plane. 12.The vehicle-mounted new energy battery frame according to claim 8, characterized in that: When the inner end bent edge frame of the through hole has a lower bent edge in the form of a flat plate, the top surface of the left horizontal bent edge and the top surface of the right horizontal bent edge are in contact with the bottom surface of the lower bent edge of the through hole at the position.

13. The new energy vehicle-mounted battery frame according to claim 8, characterized in that: The bottom support cross beams and the inner connecting cross beams are of the same structure and are guide rail beams with rolling tracks for the movement of rollers, and the number of the bottom support cross beams and the inner connecting cross beams at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole at the same height, the battery pack can enter and move on the corresponding bottom support cross beam and the corresponding inner connecting cross beam by relying on the rollers at the bottom of the battery pack. 14.The vehicle-mounted new energy battery frame according to claim 8, characterized in that: The bottom support cross beams and the inner connecting cross beams are of the same structure and are roller guide rails with a plurality of rollers, and the number of the bottom support cross beams and the inner connecting cross beams at the same height is the same and one-to-one corresponding, so that when the battery pack is inserted into the corresponding through hole at the same height, the battery pack can slide on the corresponding bottom support cross beam and the corresponding inner connecting cross beam by relying on the rollers on the roller guide rail. 15.The vehicle-mounted new energy battery frame according to claim 5, characterized in that: A bottom mounting seat is fixedly installed on the resting surface of each support main frame. 16.The vehicle-mounted new energy battery frame according to claim 15, characterized in that: The bottom mounting seat is a square tube with a plurality of mounting holes. 17.The vehicle-mounted new energy battery frame according to claim 5, characterized in that: A lifting eye is installed at each of the left and right ends of the top surface of each support main frame. 18.The vehicle-mounted new energy battery frame of claim 5, characterized in that: A rectangular outer box body is further provided, the two support main frames and the mounting components on the two support main frames are all covered in the cavity of the outer box body, a plurality of heat dissipation through slots are arranged on the outer box body, and a heat dissipation fan is further arranged in the outer box body. 19.The vehicle-mounted new energy battery frame according to claim 18, characterized in that: A box door is arranged on at least one side of the outer box body.

Images