Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
  • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
  • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
  • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
  • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
  • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
  • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
  • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
  • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
  • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
  • H01M50/271—Lids or covers for the racks or secondary casings
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
  • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
  • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M2220/00—Batteries for particular applications
  • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
  • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02E60/10—Energy storage using batteries

Definitions

• the present invention relates to a battery box with four side walls, a bottom plate and a block cover, wherein the bottom plate has an upper side and the side walls inside and outside sides and is bounded by the top of the bottom plate and the insides of the side walls, an interior, the upward can be closed by the block cover.
• Batteries, and especially rechargeable batteries, are used to supply power and power to a variety of electrically powered devices. It is necessary to provide a given voltage for a particular application, which is needed for proper performance.
• Individual battery cells consist essentially of electrodes, separators, i. ion-permeable separating elements for the spatial and electrical separation of electrodes of different polarity, an electrolyte, a cell vessel and other parts necessary for the assembly and connection of a battery. Since such battery cells have a fixed rated voltage depending on the plates and electrolytes used, the provision of a higher voltage battery through a series connection of battery cells can be made possible. In addition to the electrical connection of the battery cells, it makes sense to physically summarize the individual battery cells. In known household batteries used this z. B. by using a shrink tube, which includes the individual battery cells.
• lead-acid batteries are usually used, with lead electrodes and an electrolyte comprising sulfuric acid, in which the nominal voltage of a battery cell is 2.0 V and which has a considerable weight and a standardized size.
• traction batteries traction batteries
• voltages of z. B. 6 V, 24 V or even 80 V required which are achieved by a series connection of multiple lead-acid battery cells.
• lead-acid battery cells to larger batteries that provide higher voltages, there are two different concepts in the prior art. In one concept, multiple individual battery cells are used each with independent receptacles for the battery. The individual battery cells are arranged in a battery trough and thus combined in a spatially compact manner.
• a battery tray is a substantially cuboidal trough made of plastic or metal. Individual adjustments to larger weight and / or size requirements can be achieved by choosing a larger battery trough. Since the individual battery cells represent freely movable components in this case, they can be easily arranged in battery trays of different sizes, as long as they have a certain minimum size. In this case, any remaining voids in the battery tray are optionally filled with filling elements such that slipping of the battery cells is prevented. In the case of too low a total weight of the battery weights are selected as filling elements. Alternatively, battery box boxes are used for the combination of multiple battery cells, which are made of an ion- and electron-impermeable material, typically made of plastic, and contain partitions and separated by the partitions of the battery cells.
• the weight distribution and Austarians of the vehicle is often designed for the widespread drive batteries with battery tray, the weight of the battery, for example, is used as a counterweight for the loading of a forklift or similar transport device.
• an adaptation to a required weight and to predetermined dimensions is not possible when using known battery lock boxes, since in these the external dimensions and in particular the weight are determined essentially by the electrochemical properties of the battery cell.
• the present invention has the object to provide a device which, even with a low weight and volume of the battery provides sufficient size and weight for a particular use.
• a battery box described above wherein at least one interior cell facing away from the outside of a side wall of the battery block box at least one room cell is arranged, which surrounds a receptacle at least partially and delimited from the environment, so that at least one object and / or a medium for increasing the weight of the battery block box can be introduced.
• Under a recording is a cavity to understand, which is at least partially enclosed by one or more sections of material and separated from the environment.
• the material sections delimiting the cavity from the environment are designed in such a way that the object and / or the medium can be introduced into the cavity and, if appropriate, the cavity can be closed off from the environment.
• Such a recording together with the material sections delimiting it form a spatial cell.
• Such a space cell in the sense of the present invention preferably has at least four planar material sections, two of which are arranged substantially perpendicular to the bottom plate and substantially perpendicular to a side wall of the battery box box to which the space cell is attached, a third substantially parallel to a side wall of the battery block box, to which the space cell is attached, and a fourth below the other material portions, wherein the space enclosed by the material portions cavity is preferably open at the top.
• Substantially perpendicular or essentially parallel here means perpendicularly or parallel within the framework of an angle tolerance of ⁇ 10 °.
• the material sections thus advantageously limit the freedom of movement of an object introduced into the cavity and / or of a medium, both laterally and downwardly.
• the object and / or the medium is preferably held in the cavity by the delimiting material sections at least with respect to the force of gravity.
• the outer and inner dimensions as well as the shape of the at least one room cell can be adapted to the space to be filled by the battery block box as well as to the weight or medium.
• shapes are conceivable, such as, for example, a room cell in the form of a cuboid, wherein the walls of the cuboid preferably have substantially constant wall thicknesses, or even rounded shapes.
• the walls of the room cell may in certain embodiments be partially broken, wherein preferably at least one portion of material at the bottom of the room cell is present.
• the space cell is preferably sized so that it does not protrude above and / or below the battery box case.
• the compartment cell has the same height as the battery block box to which it is attached.
• a weight and / or medium generally refers to an article or medium of suitable net weight whose purpose is to increase the total weight of the battery and thus meet a given weight requirement.
• the weight and / or medium may be in solid and compact form (eg as lead weight or blocks of other metals or metal mixtures), as individual particles (eg sand) or in liquid form.
• the battery block box, on which the room cell is arranged is substantially cuboid, wherein in some embodiments, all or part of the edges are rounded.
• the battery pack case has one or more carrying devices attached to one or more sidewalls, to the lid, or to the bottom plate of the battery pack case.
• the block cover generally has one or more openings and / or passages for connections and / or valves.
• the inventive arrangement of at least one space cell on at least one outer wall of the battery block box is extended and thus increases the external dimensions of the battery.
• This makes it possible to realize battery lock boxes of different sizes, all of which have the same internal size.
• precisely fitting battery box boxes can be made available with the same electrical properties of the battery, so that the battery box boxes can preferably be used in a form-fitting manner when installed as intended.
• the arrangement of one or more room cells on a battery block box moreover allows an extension of the shape of the battery block box beyond the typically given cuboid basic shape to other geometrical shapes or adaptation to other geometric shapes.
• a room cell allows the realization of different total weights of a battery by the introduction of different weights and / or media in the room cell. The weight adjustment takes place independently of the electrical characteristics of the battery.
• a battery box of the present invention having at least one space cell, it is possible to provide batteries that meet the same size and / or weight requirements as a battery composed of single cells in a battery tray, yet save material and cost.
• the attachment of at least one room cell to at least one side facing away from the interior of a side wall of the battery box means that one or more space cells are arranged on the outside of one or more side walls of the battery box.
• one side wall for example, one, two, three, four, five, six or more room cells may be arranged.
• a space cell disposed on an outer wall of a battery box box also contributes to an increase in the rigidity of the battery box box because it constitutes a support member of the side wall.
• the battery box boxes described herein are preferred, but not limited to, for traction batteries for powering electric vehicles, and may be both a fixed and an interchangeable component of the vehicle. In particular, they are intended for electrically powered industrial trucks.
• the voltages of the drive batteries used depend on the requirements of the respective vehicle type. For example, 24-volt batteries are common in mini forklift trucks and 80-volt batteries for forklift trucks in high-bay warehouses and in heavy-duty operations. In addition, however, applications with other voltages are known. To achieve different voltages, several battery cells are conductively connected to a larger battery. For example, for a 24 volt battery, twelve individual battery cells are connected in series with a single voltage of two volts each.
• the internal dimensions of a battery block box according to the invention are essentially determined by the physical specifications of the battery cells and the desired power of the battery.
• a battery block box of a 24-volt battery preferably, twelve cuboid battery cells are arranged in four rows of three battery cells each to form a compact cuboid.
• the battery cells are separated from each other by partitions in the battery block box, thereby providing completely separated partitions in the battery block box, which are also referred to herein as interior cells.
• the internal dimensions can be varied by, for example, arranging battery cells with the same dimensions in more or fewer rows, thereby making it possible to provide longer, but at the same time narrower batteries or wider and at the same time shorter batteries.
• the outer dimensions of the battery block box without room cell (s) off are affected by the exact adaptation of the outer circumference of a block battery to special design dimensions of a vehicle in which the battery is to be used.
• at least one outer cell of a side wall is arranged at least on one outer side.
• the total size of the battery block box with one or more room cells is determined by the shape, size and number of room cells.
• the inclusion of a space cell to additionally increase the rigidity and better fix individual weights on one or more arranged in it partitions, by which it is subdivided into sub-cells.
• Several room cells attached to a battery block box and, in particular, room cells attached to a side wall of a battery box box are mounted flush adjacent to one another in certain embodiments, so that lateral boundary surfaces / side walls of adjoining room cells lie flush against each other or adjacent space cells form a lateral boundary surface / side Divide wall.
• One embodiment of a battery block box according to the invention has on the outer sides of opposite side boxes each at least one room cell. Preferably, it has on the outer sides of all four side walls in each case at least one room cell.
• the arrangement of space cells on opposite side walls allows a uniform extension of the periphery of the battery box box, wherein the advantages of increased rigidity for at least two or for all four side walls are realized.
• such an arrangement of the space cells prevents unilateral weight increases of the battery and thus center of gravity shifts.
• space cells on the outer sides of opposite outer walls are configured and arranged symmetrically with respect to each other.
• symmetrical means that the property of a rotational symmetry is maintained in a symmetrical without a space chamber attached battery block box with an axis perpendicular to the bottom plate symmetry axis even after the attachment of room cells. By such a symmetry, the realization of a uniform weight distribution is favored.
• the at least one space cell extends along the outside of at least two side walls in contact with one another at an edge and around the edge.
• a room cell also contributes to the stabilization of the battery box box, as supported by both side walls at the same time and also fixed against each other.
• the room cell extends along the outer sides of all four side walls and / or encloses the entire side circumference of the battery block box in one embodiment, then the battery block box with the room cell has a cuboid outer shape.
• partitions which are arranged in the space cell all side walls of the battery block box can be stabilized and a maximum number of additional weights can be distributed around the interior of the battery box box.
• a plurality of space cells are arranged around the entire circumference of the battery box and are preferably flush with each other. Also in this embodiment, the best possible stabilization of the side walls of the battery block box.
• the at least one compartment is substantially box-shaped, with four lateral walls and a bottom, the compartment having an opening at its upper end.
• substantially box-shaped refers to a room cell which is substantially cuboid inside and outside, wherein embodiments with rounded corners and / or edges are conceivable.
• an embodiment with box-shaped ausgestalteter space cell is advantageous.
• By opening provided at the upper end of the room cell a weight and / or medium can be easily introduced into the room cell.
• Box-shaped room cells are also advantageous because of their simple and symmetrical shape, since they cause a low production cost and correspondingly lower costs.
• At least one support connected integrally to a sidewall extends outwardly from the sidewall, the at least one support extending at least below a portion of the bottom of the at least one space cell attached to the outside of a sidewall is arranged flush or the support forms the bottom of the at least one attached to the outside of a side wall space cell.
• the support extends in the plane of the bottom plate, the support constitutes a partial extension of the bottom plate, the underside and / or upper side of which preferably lies in a plane with the underside and / or top side of the bottom plate.
• the bottom plate and side walls of a battery box are formed integrally, this also constitutes an integral with the side wall support.
• the support extends parallel to the plane of the bottom plate, it is an element which is integrally connected to the side wall and perpendicular extends to this, but at the same time parallel to the plane of the bottom plate.
• the battery box is therefore a horizontally extending support.
• the support has in certain embodiments the same material thickness as the bottom plate, but may also have a greater or lesser material thickness.
• One flush under at least one Support arranged in a portion of the floor of a room cell includes embodiments in which the floor of the room cell rests completely or partially on the support, and embodiments in which the floor of the room cell is completely or partially fixedly connected to the support, and embodiments in which the floor the space cell is formed integrally with the support.
• the support effects stabilization of the attachment of the compartment and / or the weight or medium contained therein to the battery box and prevents the compartment and / or the weight or medium contained therein from sliding down relative to the block box.
• the battery block box has at least one support for each room cell. As a result, the above-described stabilization is performed on each room cell attached to the battery box box.
• support is arranged under a plurality of room cells or forms the floor of a plurality of room cells.
• multiple supports may also be disposed below a room cell or form the floor of a room cell.
• the at least one room cell has a cover element, through which the receptacle of the room cell, preferably liquid-tight, can be closed.
• the cover element prevents movements of the weight within the room cell and out of the room cells.
• the cover at the same time provides protection of the weight and / or medium, in particular against the ingress of moisture and / or battery acid or other liquids, which under certain circumstances can enter into unwanted reactions with the weight and / or medium or else only to an undesired one Can increase the weight.
• the cover element prevents movements of the weight within the room cell and out of the room cells.
• the cover at the same time provides protection of the weight and / or medium, in particular against the ingress of moisture and / or battery acid or other liquids, which under certain circumstances can enter into unwanted reactions with the weight and / or medium or else only to an undesired one Can increase the weight.
• a liquid-tight sealing of the space cell with a cover preferably by sealing, gluing or welding.
• space cells are sealed liquid-tight, in which there is no weight and / or medium.
• the block cover and the at least one cover element of the at least one room cell are integrally formed.
• a one-piece molding block cap and cover stabilize each other. This increases the overall stability and rigidity of the battery block box.
• the space cell has a depth of about 10 mm to about 40 mm, preferably about 15 mm to about 30 mm.
• the depth indicates the maximum distance a substantially parallel to the side wall of the battery box box, on which the room cell is arranged, extending lateral wall of the spatial cell perpendicular to this side wall.
• the size of the receptacle of the room cell is dimensioned so that an additional weight with a typically necessary own weight can be introduced in a form-fitting manner into this room cell.
• the at least one space cell is integrally formed on the outside of a side wall.
• fasteners or seams are avoided, which are susceptible to interference or breakage under long-term load. This is of particular interest when corresponding batteries are exposed to continuous vibrations, for example as drive batteries in vehicles.
• battery box boxes are made with integrally molded plastic space cell as a molded part in an injection molding. Suitable materials for this purpose are all types of plastics that are injection-processable and acid-resistant, in particular polypropylene and polyethylene.
• both shape, size and number of molded space cells for example by means of removable plates, which can be used in the injection mold and interchangeable are freely varied according to requirements.
• box-shaped space cells prove to be advantageous because of their simple and symmetrical geometry, since the corresponding injection molds and removable plates are relatively easy and inexpensive to produce.
• the battery lock box on the outside of at least one side wall on one or more mounting portions, wherein the at least one space cell in the one or more mounting portions is positively inserted.
• the mounting portions are either designed such that a releasable or a solid connection can be produced by them.
• a solid connection is characterized by the fact that once closed, it can only be loosened again by damaging the fastening sections.
• a mounting portion is formed either integrally or made up of a plurality of parts.
• a room cell has at least one corresponding engagement section, which is connectable to at least one attachment section on the outside of a side wall.
• an engaging portion of the space cell By connecting an engaging portion of the space cell to a mounting portion on the outside of a side wall, the space cell is connected to the side wall.
• an engagement portion is formed either in one piece or consisting of several parts.
• the engagement portion may, in certain embodiments, be connected to the attachment portion directly or with an additional connection member, such as a locking pin. This connection can be configured fixed or detachable.
• a detachable attachment option offers the advantage compared to integrally molded space cells to be able to change the dimension and weight of the battery block box even after the battery block box has been manufactured.
• the attachment portions are ribs perpendicular to the bottom plate, the battery pack case having at least two ribs on the outside of at least one sidewall, and the ribs having an undercut and / or T- or L- or cross-shaped profile in plan view of the sidewall exhibit. It will be understood that the profile indicates the shape having a cross-section of a rib perpendicular to its longitudinal extent.
• An undercut of the ribs in plan view of the side wall can be brought in certain embodiments with a corresponding, complementary, integrally formed on the spatial unit engagement portion by inserting the engagement portion in the undercut positively engaged.
• the ribs are designed such that they have a T or L or cross-shaped profile.
• a T-shaped profile is particularly suitable for a rib which is arranged between two further ribs, since such a rib with T-section on both sides can each engage with a corresponding complementary engagement portion on a space cell.
• further known from the prior art profiles can be used as ribs in embodiments of the battery block box, as far as they have an undercut, with which a engaging portion can engage.
• ribs attached to the outside of a sidewall act as elements that increase the size of the battery pack box.
• the attachment portions and / or ribs are connected to or have such support as described above.
• the at least one article and / or the at least one medium for increasing the weight of the battery block box is introduced into the receptacle of at least one of the at least one spatial cell. Only the room cell with a corresponding additional weight leads to the realization of an optionally required increase in weight of the battery block box.
• the space cell, in which an object and / or medium is introduced closed by a cover member described above.
• the density of the article and / or medium introduced into the spatial cell is more than 6 g / cm 3 .
• a lead weight is used as an object for increasing the weight in the space cell.
• the density of lead is approximately 11, 34 g / cm 3 .
• weights of steel the density of which is generally about 7.85 g / cm 3 to about 7.87 g / cm 3 , are advantageous.
• a battery according to the invention is a block battery which consists of a plurality of battery cells accommodated in the block box.
• the battery block box essentially represents a receptacle for the electrochemical battery cells, which according to the invention has the desired external dimensions and a desired weight by attaching one or more space cells to the outside of one or more side walls.
• the electrical functionality of the battery requires the electrochemical elements present in the battery block box, which generate current and voltage. It is understood that battery elements accommodated by a battery block box according to the invention may be battery elements known from the prior art. Further advantages, features and possible applications of the present invention will become apparent from the present description of preferred embodiments and the associated figures. Show it:
• FIGS. 1A and 1B show a first embodiment of a battery block box according to the invention
• FIGS. 2A and 2B show a further embodiment of a battery block box according to the invention
• FIGS. 3A and 3B show a further embodiment of a battery block box according to the invention
• Figure 4 a section of another embodiment of an inventive
• FIGS. 5A to 5C show a further embodiment of a battery block box according to the invention
• FIGS. 6A to 6C show a further embodiment of a battery block box according to the invention
• FIG. 7 shows a further embodiment of a battery block box according to the invention.
• FIG. 8 shows a further embodiment of a battery block box according to the invention.
• FIG. 1 A shows a perspective view of a battery block box 100 obliquely from above, ie with a view towards the open top of the battery block box 100 that can be closed by a block cover 3, not shown.
• the battery block box 100 without the space cells 5 'arranged thereon has a substantially cuboidal shape Form with two longer side walls 1 and two shorter side walls 1 '.
• two box-shaped space cells 5' with a depth T ' are arranged on the outer sides.
• the depth T 'of the room cells is in each case the maximum vertical distance of the side wall 7 of the room cell 5' running parallel to the shorter side wall 1 ', on which the room cell 5' is arranged.
• the distance of the side wall 7 of the space cell to the side wall 1 'to which the space cell is attached is constant.
• the space cells 5 ' have the same height as that of the side walls 1'. In this case, closes at each room cell 5 'a side wall 7' of the room cell 5 'flush to a contact edge between the shorter side wall 1', where the room cell 5 'is arranged, and one with the shorter side wall 1' in contact longer side wall 1 on.
• the space cells 5 ' are each integrally formed on the side wall 1'.
• a support member 18 is disposed in each case in the region between the two attached box-shaped space cells 5'.
• the two opposing arranged Supporting elements 18 facilitate the gripping of the battery block box 100 by hand and / or the coupling of corresponding lifting devices, for example by means of a hook, for lifting the battery box 100.
• the interior 4 of the battery box 100 is formed by two shorter intermediate walls 14 arranged parallel to the shorter side walls 1 ''and three parallel to the longer side walls 1 extending longer partitions 14 so subdivided so that twelve equally large indoor cells 15 are formed.
• FIG. 1 B is a top view of the battery block box 100 without block cover from above.
• FIG. 1B shows that the interior cells 15 are straight cylinders whose floor plans each have the shape of equally elongated rectangles. Here are the perpendicular to the bottom plate 2 extending edges, where the side walls 1 and 1 'abut each other, and the edges of the space cells 5' rounded.
• the twelve equal-sized indoor cells 15 are provided to accommodate not shown components of a battery cell, so that twelve battery cells are formed with the same features.
• the cells are preferably connected together by appropriate connections. By this embodiment, for example, by means of twelve battery cells, each providing a voltage of 2.0 V, a 24-volt battery can be realized.
• a block cover 3 for closing the battery block box 100, a block cover 3, not shown here, is provided, which is preferably formed integrally with the cover elements 10 of the room cells 5 'which are likewise not illustrated here, wherein the cover elements preferably close the openings 9 of the room cells in a liquid-tight manner.
• FIG. 2A is a perspective view of a battery box box 100 obliquely from above, ie from the same viewing direction as shown in Figure 1A.
• FIG. 2B shows a top view of the battery block box 100 from above. Also in these illustrations, the block lid 3 of the battery box 100 is not shown.
• the battery block box 100 illustrated in FIGS. 2A and 2B is identical to the embodiment of FIGS. 1A and 1B except for the shape and arrangement of the room cells 5 (or 5 ') integrally formed on the battery block box 100 in this embodiment as well The arrangement and shape of the space cells, therefore, this embodiment has already been described above. In the embodiment illustrated in FIGS.
• a box-shaped room cell 5 having a depth T is arranged on each of the two longer side walls 1, the longer side walls 7 of the space cells 5 being the same size as the longer side walls 1.
• the depth T of the room cells 5 corresponds in each case to the maximum vertical distance of the side wall 7 of the room cell running parallel to the longer side wall 1, on which the room cell 5 is arranged.
• This embodiment also has two support elements 18, which are arranged centrally on the upper side of the shorter side walls 1 '.
• the two space cells 5 each have the outline of an elongated rectangle which extends over the entire length of the battery block box 100.
• one or more intermediate walls 16 not shown here may be provided in the space cells 5, which extend perpendicular to the lateral walls 7 and in particular 7' and the receptacles 6 of FIGS Divide space cells 5 into a plurality of sub-cells.
• the perpendicular to the bottom plate 2 extending edges, where the side walls 1 and 1 'abut each other, and the edges of the space cells 5 are rounded.
• a block cover 3, not shown here is provided, which is preferably formed in one piece with the cover elements 10, which are likewise not shown here, of the room cells 5.
• FIGS. 3A and 3B show the same views as in FIGS. 1A and 1B for yet another embodiment of a battery box 100.
• the embodiment shown in FIGS. 3A and 3B essentially represents a combination of the embodiments of FIGS. 1 and 2.
• the depicted battery block box 100 without space cells 5, 5 'attached thereto is substantially identical to the battery box boxes 100 of FIGS 2 and has been described in detail above with reference to FIG.
• the battery block box 100 has room cells 5, 5 'both on the longer side walls 1 and on the shorter side walls 1'.
• the space cells 5 respectively arranged on the longer side walls 1 have the same shape and configuration as the space cells of the embodiment shown in FIG. They have a depth T, which corresponds to the vertical distance between the side wall 7 extending parallel to the side wall 1, to which the room cell 5 is attached, to the side wall.
• the space cells 5 attached to the longer side walls 1 have the same depth T.
• the box-shaped space cells 5 'arranged on the shorter side walls 1' each extend beyond the contact edges of a shorter side wall 1 'and a longer side wall 1 to the contact edge of a shorter side wall 7' and a longer side wall 7 one on one arranged on the shorter side walls 1 'space cells 5' have a depth T ', which is defined as described in Figure 1.
• the space cells 5 'arranged on the shorter side walls 1' provide in this embodiment an additional connection between a space cell 5 arranged on a longer side wall 1 and the shorter side walls 1 '. As a result, the stability and rigidity of the entire battery block box 100 is additionally increased.
• the animals are Preferably, T and T 'of the space cells 5, 5' arranged on the longer and shorter side walls 1, 1 'are preferably the same.
• a block cover 3 and cover elements 10 described with reference to FIGS. 1 and 2 may also be present for this embodiment, which are not shown.
• the unillustrated block cover 3 is integrally formed with the cover elements 10 of the space cells 5, 5 ', also not shown here.
• FIG. 4 shows a detailed view of a battery block box 100 and in particular a side wall 1 with a room cell 5 molded integrally thereon from above.
• the receptacle 6 of the room cell 5 is divided by a plurality of vertically disposed between a side wall 1 and a side wall 7 of the spatial cell 5 extending parallel partition walls 16 into a plurality of sub-cells of the same size.
• the subcells each have the same rectangular floor plan.
• the space cell 5 is formed integrally with the intermediate walls 16 integrally with the side wall 1 of the battery box 100.
• an intermediate wall is characterized within the battery box box, which divides the interior 4 in the interior of cells, which are provided for receiving individual battery cells.
• FIG. 5A shows a battery block box 100 without space cells 5 or 5 'arranged thereon in a perspective view obliquely from above.
• five pairs of mounting portions 1 1 are arranged on a longer side wall 1 of the battery box 100.
• Each of the pairs consists of an upper and a lower mounting portion 1 1.
• These mounting portions 1 1 are each substantially U-shaped with two parallel legs. In this case, the mounting portions 1 1 are arranged such that in pairs the two leg tips of an upper mounting portion 1 1 the leg tips of a lower mounting portion 1 1 are facing so that the leg tips are in pairs on two perpendicular to the bottom plate 2 extending straight lines.
• FIG. 5B shows the battery block 100 of FIG. 5A in the same view, including five box-shaped space cells 5 arranged in the attachment sections 11. In each case, a room cell 5 of two mounting portions 1 1, that is, in each case an upper and a lower mounting portion 1 1 held.
• the box-shaped space cells 5 each have an opening 9 at their upper ends. The openings 9 can be closed with cover elements 10, not shown here.
• an independent cover element 10 is preferably provided for each room cell 5 for closing the opening 9 in order to allow greater flexibility when attaching or removing and exchanging room cells 5.
• a lower U-shaped mounting portion 1 1 surrounds the bottom 8 of a room cell 5 and partially the two opposite shorter side walls 7 'of the cell 5, which are arranged perpendicular to the outside of a longer side wall 1.
• the lower mounting portion 1 1 consists of three strips, ie two legs and a connecting strip, which are each arranged perpendicular to the outside of a longer side wall 1 and connected integrally therewith.
• the connecting strip of the lower mounting portion 1 1 forms a support 19 to the room cell 5, which prevents a displacement of the room cell down.
• the support 19 is in this embodiment in a plane parallel to the plane of the bottom plate 2 extending plane. Under each room cell 5, a support 19 is arranged in this embodiment, wherein the support 19 is arranged flush with a portion of the bottom 8 of a room cell.
• the exact structure of the upper attachment portions 1 1 is shown in the detail view in Figure 5C obliquely from below.
• two latching elements 17 are arranged as an extension of the side wall 7 at the upper end of the voltage applied to the longer side wall 1 side wall 7 of the room cell.
• the legs of the upper U-shaped mounting portions 1 1 each consist of two perpendicular to a longer side wall 1, parallel to each other vertically downwardly extending strips. The two strips are connected by a horizontally extending, central connecting strip.
• This central connection strip has a recess with opening edge. In this recess, a locking elements 17 of a room cell 5 is inserted from below. For attachment, the locking elements 17 on a shaft with a Wederhaken at the free end.
• FIG. 6A shows a battery block box 100 without room cells 5, 5 'in a perspective view obliquely from above.
• the longer side wall 1 visible in this illustration has five ribs 13 extending perpendicularly to the bottom plate 2.
• the opposite longer side wall which can not be seen in this view, likewise has five such ribs 13 in this embodiment.
• the lower ends of the ribs 13 are connected to each other by means of a vertically extending on the longer side wall 1 horizontally extending connecting bar.
• This connection strip forms a support 19, which is arranged flush below a portion of the bottom 8 of a space cell attached to the side wall 1, when a space cell 5, not shown in this figure, is arranged on the side wall 1 with the aid of the ribs.
• the ribs 13 have an undercut in a plan view of the longer side wall 1, more precisely, the ribs have a T-shaped profile.
• two such perpendicular to the bottom plate 2 extending ribs 13 are arranged on the shorter side wall 1 '. At the not visible in this figure shorter side wall such ribs 13 are also arranged.
• FIG. 6B the embodiment from FIG. 6A with room cells 5, 5 ' is shown obliquely from above in a perspective view, a space cell 5 being arranged between each two parallel ribs 13 or a space cell 5' on the side walls 1 '.
• the between the ribs 13 on the side walls 1, 1 'arranged space cells 5, 5' are box-shaped and have at their upper ends opening 9, which are each closed by a not shown here Abdeckelement 10 preferably liquid-tight.
• the standing in contact with the longer side wall 1 rear side wall 7 of a room cell 5 is extended beyond the adjacent thereto side walls 7 'of the space cell 5 addition on both sides.
• the extensions thereby form engagement portions 12 of the space cells 5 in the form of lateral projections, which are formed complementary to the undercuts of the ribs 13 with a T-shaped profile.
• the engagement portions 12 can positively engage with the undercuts of the ribs 13 with T-profile in contact.
• the space cells 5 are inserted with the engagement portions from above each between two ribs 13 as mounting portions 1 1 until they touch a support 19 of the ribs 13 and are held by this.
• the supports 19 are integrally connected to the mounting portions 1 1 in the form of ribs 13 and extend in a plane which is parallel to the plane of the bottom plate 2.
• the supports 19 lie in the plane of the base plate 2 and ultimately represent a region-wise extension of the base plate 2 to the outside and / or are not connected to the fastening sections 11.
• the engagement sections 12 of the space cells 5 'arranged on the shorter side walls 1' have a different shape than the engagement sections 12 of the longer side walls 1 arranged space cells 5. This can be seen, in particular, in the case of the space cell 5 'arranged on the left side wall 1', which is arranged on the left side wall 1 'from the viewpoint of the observer.
• This room cell has at the two of the side wall 1 'facing edges each have an engagement portion 12 which has an L-shaped profile and enters into this L-shaped profile in positive engagement with a rib with T-shaped profile.
• the shorter legs of the engagement sections 12 with an L-shaped profile on a room cell 5 'facing away from each other, and the respective longer portions of the engagement sections 12 with L-shaped profile represent an extension of the side wall 7' of the space cell 5 ' Embodiment is to the shorter wall 1 'facing side wall 7 of the room cell 5' spaced therefrom. Due to the spacing, the space cells 5 'can be inserted via the support elements 18 vertically from above into the undercuts of the ribs 13.
• FIG. 6C shows a partial representation of an embodiment which is similar to that in FIGS. 6A and 6B and which is based on the same principle in a plan view from above. It is a section of a longer side wall 1 shown with a plurality of ribs 13 with T-shaped profile.
• the space cells 5 have on the side walls 7 'in the region of the side wall 1 facing, perpendicular to the bottom plate not shown extending edges each have an engagement portion 12 in the form of a rib, which has a substantially rectangular cross-section.
• the rib of rectangular cross-section is designed so that it can engage with the ribs 13 with a T-shaped profile on the side wall 1 in a form-fitting engagement and can engage behind the undercut formed by this rib 13.
• the space cells 5 are arranged in such an embodiment by the side wall 1, that the space cell 5 are inserted with the engagement portions 12 from above into the undercuts of two ribs 13 with T-shaped profile.
• FIG. 7 shows a detailed view from above onto a side wall 1 of a further embodiment of a battery block box.
• the side wall has paired ribs 13 with L-shaped profile.
• the shorter legs of the L-shaped profiles facing each other in pairs, so that between them a cross-sectionally T-shaped recess is formed.
• complementary engagement portions 12 with T-shaped profiles on a room cell 5 are positively inserted.
• the receptacle 6 of the illustrated room cell 5 is subdivided by perpendicular to its rear side wall 7 extending partitions 16 into a plurality of sub-cells each having the same rectangular plan.
• the interior 4 is subdivided into a plurality of interior cells 15 by the intermediate wall 14 and further intermediate walls 14, 14 'which are not visible in this cutout.
• FIG 8 shows a detailed view from above of a side wall 1 of another embodiment of a battery box box with modular attachable space cells 5.
• These tubes are arranged such that they are aligned axially aligned with one another when using such a space cell 5 to the battery block box 100 to each other and perpendicular to the bottom plate of the battery block 100, so that they by means of a locking pin, not shown for attaching the cell 5 to the battery cell box 100th are connectable, which, when the tubes are arranged in alignment, is introduced into the central openings of the tubes.
• the receptacle 6 is subdivided into a plurality of respectively identical subcells by intermediate walls 16 extending perpendicularly to its rear lateral wall 7, and the interior 4 is penetrated by the intermediate wall 14 and further intermediate walls 14, 14 'not visible in this cutout divided into several interior cells 15.

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• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Electrochemistry (AREA)
• General Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Aviation & Aerospace Engineering (AREA)
• Battery Mounting, Suspending (AREA)

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• 2012
  • 2012-04-16 DE DE102012103287A patent/DE102012103287A1/de not_active Withdrawn
• 2013
  • 2013-04-15 WO PCT/EP2013/057848 patent/WO2013156452A1/fr not_active Ceased

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