DE202011107298U1 - Cell frame of an electrochemical cell, electrochemical cell with cell frame and battery with corresponding electrochemical cells - Google Patents

Abstract

Cell frame (10) configured for receiving at least one electrochemical, preferably flat configured cell (1) of a battery, in particular a designed for use in motor vehicles battery, wherein in corner regions of the cell frame (10) each have a substantially circular Zugankerdurchführung (15) substantially perpendicular is arranged to the base surface of the cell frame (10) for guiding a tie rod, characterized in that in the tie rod feedthroughs (15) has a peripheral projection (20) having sleeve (18) is introduced and that the Zugankerdurchführungen (15) an inner circumferential bearing surface ( 19), wherein the inner circumferential bearing surface (19) in the tie rod passage (15) for abutment of the circumferential projection (20) of the sleeve (18) is configured and arranged.

Description

The invention relates to a cell frame of an electrochemical cell, an electrochemical cell with corresponding cell frames and a battery having a number of these electrochemical cells.

Electrochemical energy stores, also referred to below as electrochemical or galvanic cells, are often produced in the form of stackable units, from which by combining a plurality of such cells batteries for different applications, in particular for use in electrically powered vehicles can be produced. The invention will be described in relation to the use in a motor vehicle, although it should be pointed out that a suitably designed electrochemical cell also independent of motor vehicles z. B. can be operated in a stationary operation.

Cell frames for receiving an electrochemical cell and corresponding electrochemical cells and batteries with a number of these electrochemical cells are known from the prior art.

The present invention has for its object to provide an improved cell frame and an improved electrochemical cell and an improved battery with a number of corresponding electrochemical cells.

This object is achieved by a cell frame according to claim 1, an array of cell frames according to claim 53 and a battery according to claim 54. The dependent claims relate to advantageous developments of the invention.

According to a first aspect, this object is achieved in a cell frame, which is designed to accommodate at least one, preferably a flat designed, electrochemical cell of a battery, in particular designed for use in motor vehicles battery, wherein in corner regions of the cell frame each have a substantially circular Zugankerdurchführung in Is arranged substantially perpendicular to the base surface of the cell frame for guiding a tie rod, achieved in that in the Zugankerdurchführungen a circumferential projection having sleeve is introduced and that the Zugankerdurchführungen having an inner circumferential bearing surface, wherein the inner circumferential bearing surface in the Zugankerdurchführung for conditioning of the circumferential Projection of the sleeve is configured and arranged. An advantage of this embodiment is that the guidance of the tie rod can be stabilized. Another advantage of this embodiment is that the sleeves can be arranged more reliably. Another advantage of this embodiment is that the structure can be specifically strengthened.

An electrochemical cell is understood to mean an electrochemical energy store for the present invention, that is to say a device which stores energy in chemical form, delivers it in electrical form to a consumer and preferably can also receive it in electrical form from a charging device. Important examples of such electrochemical energy stores are galvanic cells or fuel cells. The electrochemical cell has at least first and second means for storing electrically different charges, which are preferably configured as an electrode arrangement, and means for producing an electrically operative connection of both said means, wherein charge carriers can be displaced between these two means. Under the means for producing an electrical active compound z. B. a lektrolyt to understand, which acts as an ion conductor.

An electrode arrangement is understood to mean an arrangement of at least two electrodes and an electrolyte arranged therebetween for the present invention. The electrolyte may be partially absorbed by a separator. Then the separator separates the electrodes. The electrode arrangement also serves to store chemical energy and convert it into electrical energy. In the case of a rechargeable galvanic cell, the electrode assembly is also capable of converting electrical to chemical energy. Preferably, the electrodes are plate-shaped or foil-like. In the case of the electrode arrangement, the electrodes are preferably arranged in the form of a stack. According to another preferred embodiment, the electrodes may also be wound up. The electrode arrangement may preferably also comprise lithium or another alkali metal in ionic form.

A flat electrochemical cell means for the present invention an electrochemical cell whose external shape is characterized by two substantially parallel surfaces, the perpendicular distance of which is shorter than the mean length of the cell measured parallel to these surfaces. Between these surfaces, often surrounded by a packaging or a cell housing, the electrochemically active components of the cell are arranged. Such cells are often surrounded by a multi-layered film packaging, which has at the edges of the cell packaging a sealed seam, which by a permanent Connecting or closing the film packaging is formed in the region of the sealed seam. Such cells are often referred to as pouch cells or as coffeebag cells.

In the cell frame in the four corner regions of the cell frame, in each case a substantially circular tie rod feedthrough is preferably arranged perpendicular to the base surface of the cell frame for guiding a tie rod.

Preferably, in the cell frame, the tie rod bushings on an upper circumferential bearing surface, wherein the upper circumferential bearing surface designed and arranged to bear a federal government of a sleeve. An advantage of this embodiment is that the sleeves can be arranged more reliably. Another advantage of this embodiment is that the sleeve improves the leadership of the tie rod. Another advantage of this embodiment is that connection of the cell frames is simplified.

In the case of the cell frame, the collar of the sleeve is preferably configured for spacing parallel cell frames arranged next to one another.

In the case of the cell frame, the sleeve preferably has a head part with an inner diameter and a foot part projecting from the cell frame with an outer diameter, the outer diameter of the foot part being designed to rest against the inner diameter of the head part.

In the case of the cell frame, the tie rod feedthroughs preferably each have an opening upper part with an inner diameter and an opening lower part having an outer diameter protruding from a base area of the cell frame, the inner diameter of the opening upper part being adapted to the outer diameter of the opening lower part such that the opening lower part of the cell frame fits into the upper opening part of a can be introduced adjacent arranged cell frame.

In the case of the cell frame, the opening lower part is preferably configured essentially cylindrical.

According to another preferred embodiment, in the cell frame, the opening lower part is configured substantially conical.

Preferably, the cell frame comprises a first frame part, in particular a Rahinenoberteil and a second frame part, in particular a frame lower part, and the electrochemical cell has at least one flat edge region, wherein the frame top part and the frame lower part are designed to hold the flat edge region of the electrochemical cell.

The tie rod bushings are preferably arranged in the frame upper part in the cell frame.

According to another preferred embodiment, in the cell frame, the tie-bolt penetrations are arranged in the frame base.

In the case of the cell frame, the sleeve is preferably designed as a press-fit sleeve, in particular as a press-fit sleeve made of a metal or a metallic alloy. An advantage of this embodiment is that a particularly stable connection is achieved.

In the cell frame, the electrochemical cell preferably has at least one first arrester and at least one second arrester, and the first arrester has at least one first fastening opening for carrying out a first fastening means in a first fastening region which bears against an outer side of the cell frame of the first arrester and which is connected to a first counterpart arranged in the cell frame.

Under a trap for the present invention is an electrically conductive construction element of an electrochemical cell to understand, which serves for transporting electrical energy into the electrochemical cell or out of the electrochemical cell. Electrochemical cell usually have two types of arresters, each of which is electrically connected to one of the two electrodes or electrode groups - anodes or cathodes - inside the electrochemical cell. In other words, each electrode of the electrode arrangement has its own arrester or the electrodes of the same polarity of the electrode arrangement are connected to a common arrester. The shape of the arrester is adapted to the shape of the electrochemical cells or the electrode arrangements.

In the case of the cell frame, the first counterpart is preferably designed as a first threaded insert receptacle arranged in the cell frame with a first threaded insert.

In the case of the cell frame, the first threaded insert receptacle and the first threaded insert are preferably made conical.

In the case of the cell frame, the first threaded insert receptacle preferably has a collar support and the first threaded insert has a collar.

According to another preferred embodiment, in the cell frame, the first threaded insert receptacle is designed substantially cylindrical with a collar support and the first threaded insert is designed substantially cylindrical with a collar.

In the case of the cell frame, the attachment region of the first arrester is preferably arranged such that the first arrestor is connected to first counterparts of an adjacently arranged cell frame.

Preferably, in the cell frame on the first arrester in the first attachment region, three first attachment openings are arranged such that both an attachment opening distance between adjacently arranged first attachment openings and attachment opening side spaces between the non-centrally located first attachment openings and the first longitudinal attachment side of the first attachment opening Arrester are essentially the same.

Preferably, in the cell frame, the first attachment opening is substantially circular, in particular designed as a round hole.

According to another preferred embodiment, in the cell frame, the first attachment opening is substantially oval-shaped, in particular designed as a slot.

In the case of the cell frame, the second arrester preferably has at least one second attachment opening for carrying out a second attachment means in a second attachment region, which bears against an outer side of the cell frame, which is designed to fasten the second arrester and which has a second counterpart arranged in the cell frame connected is.

In the case of the cell frame, the second counterpart is preferably designed as a second threaded insert receptacle arranged in the cell frame with a second threaded insert.

Preferably, in the cell frame, the second threaded insert receptacle and the second threaded insert are configured conical.

In the case of the cell frame, the second threaded insert receptacle preferably has a collar support and the second threaded insert has a collar.

According to another preferred embodiment, in the cell frame, the second threaded insert receiving substantially cylindrical configured with a collar support and the second threaded insert is designed substantially cylindrical with a collar.

Preferably, in the cell frame, the second attachment opening is substantially circular, in particular designed as a round hole.

According to another preferred embodiment, in the cell frame, the second attachment opening is substantially oval-shaped, in particular designed as a slot.

Preferably, in the cell frame on the second arrester in the second attachment region, three second attachment openings are arranged such that both an attachment opening distance between adjacently arranged second attachment openings and attachment opening side spaces between the non-centrally located second attachment openings and the second longitudinal attachment side of the second attachment openings Arrester are essentially the same.

In the case of the cell frame, at least one first marking is preferably arranged on the first attachment region of the first arrester, and a second marking is preferably arranged on the second attachment region of the second arrester.

In the case of the cell frame, the first marking on the first fastening region is preferably designed as a respective bulge in the two outer first fastening openings in the direction of the side edges, and the second marking on the second fastening region is formed on the two outer second fastening openings as an additional one in the direction of the side edges arranged, in particular circular opening formed.

According to another preferred embodiment, in the cell frame, the first mark on the first attachment region is formed as an additional, in particular circular opening arranged in the direction of the side edges, and the second mark on the second attachment region at the two outer second attachment openings in each case as a bulge the two outer second mounting holes formed in the direction of the side edges.

Preferably, in the cell frame, the second attachment region of the second arrester is arranged such that the second arrester is connected to second counterparts of an adjacently arranged cell frame. An advantage of this embodiment is that in particular by means of an alternating arrangement of cell frame and electrochemical cell, the electrochemical cells can be kept very reliable.

Preferably, in the cell frame, the first counterpart and the second counterpart are arranged in the frame lower part.

In the case of the cell frame, the frame top part and the frame bottom part are preferably designed to provide a feedthrough for the first arrester and for the second arrester.

The cell frame preferably has an arrester holding device for the first arrester and / or for the second arrester.

Under a Ableiterhaltevorrichtung are to understand the present invention components that are arranged and configured to hold the arrester. The holding of the arrester can z. B. supported by pressing, screwing or welding.

In the case of the cell frame, the arrester holding device is preferably designed as an arrangement in which the frame top part has at least one first arrestor pressure element for the first arrester, in particular a first pressure tab for the first arrester. An advantage of this embodiment is that by means of the first Andrucklasche the first arrester can be kept improved.

Two first pressure plates are preferably arranged in the cell frame on the frame upper part such that both a pressure plate spacing between both first pressure plates and pressure plate side distances between in each case one of the first pressure plates and the next first pressure plate next longitudinal side of the first arrester are substantially equal. An advantage of this embodiment with such an arrangement of two pressure plates is that by means of this distribution of pressure the first arrester can be better kept.

In the case of the cell frame, the frame lower part preferably has a first contact surface onto which the at least one first pressure tab presses the first arrester. An advantage of this embodiment is that it can be better kept over the contact surface of the first arrester.

According to another preferred embodiment, in the cell frame, the arrester holding device is configured as an arrangement in which the frame lower part has at least one first arrester pressing element for the first arrester, in particular a first pressure tab for the first arrester.

In the case of the cell frame, two first pressure plates are preferably arranged on the frame lower part in such a way that both a pressure plate spacing between both first pressure plates and pressure plate side distances between in each case one of the first pressure plates and the first longitudinal side of the first arrester closest to the respective first pressure plate are substantially the same.

In the case of the cell frame, the frame upper part preferably has a first abutment surface onto which the first arrestor pressure element presses the first arrester.

In the case of the cell frame, the frame upper part preferably has at least one second arrestor pressure element for the second arrester, in particular a second pressure tab for the second arrester.

In the case of the cell frame, two second pressure plates are preferably arranged on the frame upper part in such a manner that both a pressure plate spacing between the two second pressure plates and pressure plate side distances between in each case one of the second pressure plates and the second longitudinal side of the second conductor closest to the second pressure plate are substantially the same.

In the case of the cell frame, the frame lower part preferably has a second contact surface onto which the second arrestor pressure element presses the second conductor.

In the case of the cell frame, the lower frame part preferably has at least one second arrester pressure element for the second arrester, in particular a second pressure tab for the second arrester.

Two second pressure plates are preferably arranged in the cell frame on the lower frame part in such a way that both a pressure plate spacing between both second pressure plates and pressure plate side distances between in each case one of the second pressure plates and the second longitudinal plate of the second discharge line are substantially the same.

In the case of the cell frame, the frame upper part preferably has a second contact surface onto which the second arrestor pressure element presses the second conductor.

In the case of the cell frame, the frame top part and / or the frame bottom part preferably has a cable guide for a signal and / or data line.

In the case of the cell frame, the cable guide preferably has a clamping strap. An advantage of this embodiment is that the holder of the signal and / or data line is improved.

In the case of the cell frame, the frame upper part and the frame lower part are preferably designed to hold the flat edge region of the electrochemical cell by means of frictional engagement. An advantage of this embodiment is that the electrochemical cell can be maintained improved.

In the case of the cell frame, the frame upper part and the frame lower part are preferably configured to hold the flat edge region of the electrochemical cell by means of positive locking. An advantage of this embodiment lies in the fact that the electrochemical cell can be kept improved, in particular in combination with the preceding embodiment.

According to a further aspect of the present invention, this object is achieved by an arrangement of the above-mentioned cell frames, in which electrochemical cells have been accommodated in the cell frame and the cell frames are connected via a tie rod system.

According to a third aspect, the object is achieved for a battery in that their electrochemical cells have a cell frame according to one of the above-mentioned embodiments.

In the following, aspects of the invention will be described in more detail with reference to a preferred embodiment and with the aid of figures. Showing:

1 a schematic representation of an electrochemical cell,

2 a schematic representation of a Zugankerdurchführung according to a first embodiment,

3 a schematic representation of a Zugankerdurchführung according to a second embodiment,

4 a schematic representation of the arrangement of the cell frame in the in 2 shown first embodiment of the tie rod bushing,

5 a schematic representation of the arrangement of the cell frame in the in 3 shown second embodiment of the tie rod bushing,

6 a schematic representation of a Zugankerdurchführung according to a third embodiment,

7 a schematic representation of another arrangement of the cell frame in the in 2 shown first embodiment of the tie rod bushing,

8th a schematic representation of the arrangement of the cell frame in the in 6 shown third embodiment of the tie rod bushing,

9 schematic representations of the cell frame with the electrochemical cell before attachment of the arrester,

10 a schematic perspective view of the embodiment of the thread set receptacles according to a first embodiment,

11 a schematic perspective view of the embodiment of the thread set receptacles according to a second embodiment,

12 a detailed representation of the thread set recordings after in the 10 shown first embodiment,

13 a detailed representation of the thread set recordings after in the 11 shown second embodiment,

14 a schematic representation of the attachment of the arrester according to a first embodiment,

15 a schematic representation of the attachment of the arrester according to a second embodiment,

16a a detailed representation of the in the 14 shown embodiment,

16b a detailed representation of the in the 15 shown embodiment,

17 schematic representations of various arrangements of fortifications,

18 a schematic representation of a cell frame with the in 1 shown electrochemical cell,

19 a schematic representation of details of a Ableiterhaltevorrichtung in the in 18 shown cell frame and

20 a schematic representation of details of a holder of signal and / or data lines in the in 18 shown cell frame.

1 shows a schematic representation of a for inclusion in a cell frame 10 designed electrochemical cell 1 , The electrochemical cell 1 has an active area 7 , one the active area 7 surrounding cell packaging 8th with a border area 2 on, as well as a first arrester 3 and a second arrester 4 on.

2 shows a schematic representation of a tie rod feedthrough 15 according to a first embodiment. In the preferred embodiment shown in this figure, the arranged in the frame lower tie rod passage 15 an inner diameter 30 and a headboard height 35 having headboard 21 with and an outside diameter 31 and a footboard height 35 having foot part 22 on. The outer diameter 31 of the foot part 22 and the inner diameter 30 of the headboard 21 are sized so that the foot part 22 the tie rod feedthrough 15 in a headboard 21 ' a tie rod implementation 15 ' another cell frame 10 ' can be introduced, as it is z. B. from the 4 can be seen, which is a schematic representation of the arrangement of the cell frame in the in 2 shown first embodiment of the tie rod bushing shows. In this embodiment, the head part 21 and the foot part 22 cylindrically shaped. Furthermore, the headboard height 35 and the foot part height 35 be sized so that the foot part 22 completely in the headboard 21 ' the tie rod feedthrough 15 ' of the other cell frame 10 ' can be introduced. Thus, the adjacent cell frames may directly abut each other, such. B. in the 16 can be seen. Furthermore, the footsteps) 22 a passage with an inner diameter 32 on, through which the tie rod is guided.

In a particularly preferred embodiment of the present invention, the inner diameter is 30 of the headboard 21 about 8.5 mm, the outside diameter 31 of the foot part 22 about 8 mm, the headboard height 35 about 5 mm, the foot part height 35 about 4 mm and the inside diameter 32 of the foot part 22 about 6.6 mm.

3 shows a schematic representation of a tie rod feedthrough 15 according to a second embodiment. In the preferred embodiment shown in this figure is in the arranged in the frame bottom tie rod passage 15 a sleeve 18 introduced, which has a smaller inner diameter 39 and a sleeve header height 40 comprising sleeve head part 37 and a smaller outside diameter 41 and a sleeve foot part height 42 comprising sleeve foot part 38 having. The smaller outer diameter 41 of the sleeve foot part 38 and the smaller inner diameter 39 of the sleeve head part 37 are sized so that the sleeve foot part 38 the sleeve 18 in a sleeve head part 37 ' in a tie rod feedthrough 15 ' another cell frame 10 ' can be introduced, as it is z. B. from the 5 can be seen, which is a schematic representation of the arrangement of the cell frame in the in 3 shown second embodiment of the tie rod bushing shows. Furthermore, the sleeve head part height 40 and the sleeve foot part height 42 be sized so that the sleeve foot part 38 completely in the sleeve head part 37 ' in the tie rod feedthrough 15 ' of the other cell frame 10 ' can be introduced. Thus, the adjacent cell frames may directly abut each other, such. B. in the 5 can be seen. In a preferred embodiment are sleeve foot part 38 and the sleeve head part 37 tapered, wherein the sleeve head part 37 a larger outer diameter 43 having.

In a particularly preferred embodiment of the present invention, the small inner diameter is 39 of the sleeve head part 37 about 7.9 mm, the smaller outer diameter 40 of the sleeve foot part 38 about 7.7 mm, the larger outside diameter 43 of the sleeve foot part 38 about 8.6 mm, the sleeve headboard height 40 about 4 mm, the sleeve foot part height 42 about 4 mm, and the inside diameter 44 of the sleeve foot part 38 about 6.2 mm.

6 shows a schematic representation of a Zugankerdurchführung according to a third embodiment, which is different from that in 3 shown second embodiment differs in that the sleeve 18 a sleeve collar 17 with a sleeve waist height 43 having, on an upper circumferential bearing surface 16 of the frame base 12 rests. To avoid repetition in the matching with the second embodiment components is on the description of 3 refer. By means of the sleeve collar 17 can the cell frames 10 with sleeve waist height 43 be spaced.

In a particularly preferred embodiment of the present invention, the small inner diameter is 39 of the sleeve head part 37 about 7.9 mm, the smaller outer diameter 40 of the sleeve foot part 38 about 7.7 mm, the larger outside diameter 43 of the sleeve foot part 38 about 8.6 mm, the sleeve headboard height 40 about 4 mm, the sleeve foot part height 42 about 4 mm, the inner diameter 44 of the sleeve foot part 38 about 6.2 mm and the sleeve waist height 43 about 2 mm.

7 shows an arrangement of the cell frames 10 with a tie rod feedthrough 15 after this first in the 2 shown embodiment, which differs from that in the 4 shown arrangement differs in that the cell frame 10 by means of the spacers 44 are spaced. To avoid repetition in the matching components of this arrangement, the description of the 2 and 4 refer.

8th shows an arrangement of the cell frames 10 with a tie rod feedthrough 15 with the sleeve collar 17 having sleeve 18 after the third in the 6 shown embodiment, in which the cell frame 10 by means of the sleeve collar 17 are spaced. To avoid repetition in the matching components of this arrangement will refer to the description of the previous figures.

9 shows schematic representations of the cell frame 10 with the electrochemical cell 1 before fixing the first arrester 3 and the second arrester 4 , In the embodiment designated by a), there are a first at least one first fastening opening 5 having mounting area 33 of the first arrester 3 and a second at least one second attachment opening 6 having mounting area 34 of the second arrester 5 over the cell frame 10 out. In the preferred embodiments shown in this figure, the first arrester 3 three first attachment openings 5 and assigns the second arrester 4 three second mounting holes 6 on. The design designated b) corresponds to the embodiment designated a), in which the arrangement of the first arrester 3 with the second arrester 4 is reversed.

10 shows a perspective schematic representation of a first embodiment for the design of a thread set recording 24a with a thread set 25a for receiving fasteners, which through the first mounting holes 5 for fixing the first arrester 3 or through the second attachment openings 6 for fixing the second arrester 4 be guided. In the preferred first embodiment shown in this figure, the thread set receptacle 24a and the thread set 25a formed substantially conical. According to another not shown in the figures preferred embodiment, the thread set receiving 24a and the thread set 25a be formed substantially cylindrical.

11 shows a perspective schematic representation of a second embodiment of the embodiment of a threaded collar assembly 45 having thread set receptacle 24b with a threaded collar 46 having thread set 25b for receiving fasteners, passing through the first mounting holes 5 for fixing the first arrester 3 or through the second attachment openings 6 for fixing the second arrester 4 be guided. In the preferred second embodiment shown in this figure, the thread set receptacle 24b and the thread set 25b formed substantially cylindrical. According to another not shown in the figures preferred embodiment, the thread set receiving 24a and the thread set 25a be formed substantially conical.

12 shows a schematic cross-sectional view of the in 10 shown first embodiment of the embodiment of the thread set recording 24a in which the thread set holder 24a in the frame base 12 is arranged and the attachment area 33 . 34 of the arrester 3 . 4 at a fastening area plant 47 of the frame base 12 is applied. The attachment means are not shown in this figure and the attachment opening 5 . 6 is designed as a round hole.

13 shows a schematic cross-sectional view of the in 11 shown second embodiment of the embodiment of the thread set receiving 24b in which the thread set holder 24b in the frame base 12 is arranged and the attachment area 33 . 34 of the arrester 3 . 4 at a fastening area plant 47 of the frame base 12 is applied. The attachment means are not shown in this figure and the attachment opening 5 . 6 is designed as a slot.

14 shows a schematic representation of the attachment of the first arrester 3 or the second arrester 4 according to a first embodiment, wherein the first attachment openings 5 in the first attachment area 33 of the first arrester 3 are formed as round holes and in which the second attachment openings 6 in the second attachment area 34 of the second arrester 4 are designed as round holes. In the first embodiment shown in this figure, the first attachment portion 33 three first attachment openings 5 on and has the second attachment area 34 three second mounting holes 6 on.

Furthermore, the first attachment area 33 in the case of the preferred exemplary embodiment shown in this figure, in each case a bulge as a first marking 48 at the two outer first mounting holes 5 in the direction of the side edges, which can prevent an error during assembly. Furthermore, the second attachment area 34 in the embodiment shown in this figure at the two outer second mounting holes 6 as a second marker each additional in the direction of the side edges arranged circular opening 4 on, which can also prevent a mistake during assembly.

15 shows a schematic representation of the attachment of the first arrester 3 or the second arrester 4 according to a second embodiment, wherein the first attachment openings 5 in the first attachment area 33 of the first arrester 3 are formed as slots and in which the second attachment openings 6 in the second attachment area 34 of the second arrester 4 are designed as slots. In the second embodiment shown in this figure, the first attachment area 33 three first attachment openings 5 on and has the second attachment area 34 three second mounting holes 6 on.

16a shows a representation of a combination of in the 15 shown embodiment with an embodiment described below. 16b shows a representation of a combination of in the 15 shown embodiment with an embodiment described below.

17 shows schematic representations of various embodiments of the fasteners, which are described below.

In the embodiment designated by a), the first attachment region is located 33 of the first arrester 3 at the first attachment area installation of the cell frame 10 on while the second attachment area 4 of the second arrester 4 not at the second attachment area facility of the same cell frame 10 is applied, but designed to bear on a mounting area system of a frame lower part of the cell frame adjacent to a connection.

In the embodiment designated b), the second attachment region is located 34 of the second arrester 4 at the second attachment area installation of the cell frame 10 on, during the first attachment area 3 of the second arrester 4 not at the first attachment area installation of the same cell frame 10 is applied, but designed to bear on a mounting area system of a frame lower part of the cell frame adjacent to a connection.

In the embodiment designated c), neither the first attachment region is located 33 of the first arrester 3 at the first attachment area installation of the cell frame 10 still the second attachment area 4 of the second arrester 4 at the second attachment area installation of the same cell frame 10 but are designed to bear on attachment area systems of a cell frame adjacent to the frame lower part to form a connection.

In the embodiment designated by d), both the first fastening region are located 33 of the first arrester 3 at the first attachment area installation of the cell frame 10 as well as the second attachment area 4 of the second arrester 4 at the second attachment area installation of the same cell frame 10 at.

The embodiment denoted by e) corresponds to the configuration designated b), in which the arrangement of the first arrester 3 with the second arrester 4 is reversed.

The design designated f) corresponds to the embodiment designated a), in which the arrangement of the first arrester 3 with the second arrester 4 is reversed.

The embodiment designated by g) corresponds to the configuration designated c), in which the arrangement of the first arrester 3 with the second arrester 4 is reversed.

The embodiment denoted by d) corresponds to the design designated b), in which the arrangement of the first arrester 3 with the second arrester 4 is reversed.

18 shows a schematic representation of an electrochemical cell 1 holding cell frame 10 , In the preferred embodiment shown in this figure, the flat edge portion of the electrochemical cell not visible in this figure becomes 1 through cooperation of a frame shell 11 and a frame base 12 held. Furthermore, the first arrester 3 of preferably two first pressure plates 13 held and becomes the second arrester 4 of preferably two second pressure plates 14 held.

19 shows a perspective schematic representation of details in the Ableiterhaltevorrichtung according to a further preferred embodiment. The frame top 11 has the first pressure tab 13 that the first arrester 3 on a first contact surface of the frame base 12 presses, and the second Andrucklasche 14 on that the second arrester 4 on a second contact surface of the frame base 12 presses. From this, figure can be seen that the first arrester 3 one over the cell frame 10 protruding first attachment area 33 and the second arrester 4 one over the cell frame 10 protruding second attachment area 34 can have. In the embodiment shown in this figure, the first attachment area is located 33 of the first arrester 3 on the frame base 12 of the cell frame concerned 10 whereas the second attachment area 34 of the second arrester 4 is arranged to rest against a frame lower part of an adjacent cell frame.

20 shows a perspective schematic representation of a bottom of the cell frame 10 to details of a holder of a pipe 8th for signals and / or data. The administration 8th is through recesses at the bottom of the frame base 12 guided and with a clamping strap 29 held.

The present invention further relates to an arrangement of cell frames with electrochemical cells and a battery having these cell frames, in particular a designed for use in a motor vehicle battery having these cell frames.

LIST OF REFERENCE NUMBERS

1

electrochemical cell

2

flat edge area

3

first arrester

4

second arrester

5

first attachment opening

6

second attachment opening

7

active area

8th

Cable for data and / or signals

10

cell borders

11

Upper frame

12

Frame bottom

13

first pressure lug

14

second pressure plate

15

circular tie rod feedthrough

16

upper circumferential bearing surface

17

sleeve collar

18

shell

19

inner circumferential bearing surface

20

circumferential lead

21

headboard

22

footboard

23

Opening uppers

24a, 24b

first thread set holder

25a, 25b

first thread set

26

Thread block Bund

27

flange seat

28

Opening bottom

29

clamping plate

30

Inner diameter of the head part

31

Outer diameter of the foot part

32

Inner diameter of the foot part

33

first attachment area

34

second attachment area

35

Headboard height

36

footboard

37

Sleeve head part

38

Hülsenfußteil

39

smaller inner diameter of the sleeve head part

40

Sleeve head height

41

smaller outer diameter of the sleeve foot part

42

Hülsenfußteilhöhe

43

Sleeve-rise

44

shims

45

Thread block federal system

46

Thread block Bund

47

Mounting area plant

48

first mark

49

second mark

Claims (54)

Cell frame ( 10 ) configured to receive at least one electrochemical, preferably flat, cell ( 1 ) a battery, in particular a designed for use in motor vehicles battery, wherein in corner regions of the cell frame ( 10 ) each have a substantially circular tie rod feedthrough ( 15 ) substantially perpendicular to the base of the cell frame ( 10 ) is arranged to guide a tie rod, characterized in that in the tie rod bushings ( 15 ) a circumferential projection ( 20 ) sleeve ( 18 ) and that the tie rod bushings ( 15 ) an inner circumferential bearing surface ( 19 ), wherein the inner circumferential bearing surface ( 19 ) in the tie rod bushing ( 15 ) to create the circumferential projection ( 20 ) of the sleeve ( 18 ) is configured and arranged. Cell frame ( 10 ) according to claim 1, characterized in that in the four corner regions of the cell frame ( 10 ) each have a substantially circular tie rod feedthrough ( 15 ) perpendicular to the base of the cell frame ( 10 ) is arranged to guide a tie rod Cell frame ( 10 ) according to claim 1 or 2, characterized in that the tie rod feedthroughs ( 15 ) an upper circumferential bearing surface ( 16 ), wherein the upper circumferential bearing surface ( 16 ) to create a federal ( 17 ) of a sleeve ( 18 ) is configured and arranged. Cell frame ( 10 ) according to claim 3, characterized in that the collar ( 17 ) of the sleeve ( 18 ) for spacing parallel juxtaposed cell frames ( 10 ) is configured. Cell frame ( 10 ) according to one of claims 1 to 4, characterized in that the sleeve ( 18 ) a headboard ( 21 ) with an inner diameter ( 30 ) and one from the cell frame ( 10 ) outstanding foot part ( 22 ) with an outer diameter ( 31 ), wherein the outer diameter ( 31 ) of the foot part ( 22 ) for engagement with the inner diameter ( 30 ) of the head part ( 21 ) is configured. Cell frame ( 10 ) according to one of claims 1 to 5, characterized in that the tie rod feedthroughs ( 15 ) each an upper opening part ( 23 ) with an inner diameter and one of a base area of the cell frame ( 10 ) outstanding opening lower part ( 28 ) having an outer diameter, wherein the inner diameter of the opening upper part ( 23 ) to the outer diameter of the opening lower part ( 28 ) is adapted such that the opening lower part ( 28 ) of the cell frame ( 10 ) in the upper opening part ( 23 ) of a neighboring cell frame ( 10 ) can be introduced. Cell frame ( 10 ) according to claim 6, characterized in that the opening lower part ( 28 ) Is designed substantially cylindrical. Cell frame ( 10 ) according to claim 6, characterized in that the opening lower part ( 28 ) is configured substantially conical. Cell frame ( 10 ) according to one of claims 1 to 8, characterized in that the cell frame ( 10 ) a first frame part ( 11 ), in particular a frame top part and a second frame part ( 12 ), in particular a frame lower part, and that the electrochemical cell ( 1 ) at least one flat edge area ( 2 ) and that the frame top ( 11 ) and the frame lower part ( 12 ), the flat edge area ( 2 ) of the electrochemical cell ( 1 ) to keep. Cell frame ( 10 ) according to claim 9, characterized in that the tie rod feedthroughs ( 15 ) in the frame top ( 11 ) are arranged. Cell frame ( 10 ) according to claim 9, characterized in that the tie rod feedthroughs ( 15 ) in the frame lower part ( 12 ) are arranged. Cell frame ( 10 ) according to one of claims 1 to 11, characterized in that the sleeve ( 18 ) is designed as a press-fit, in particular as a press-fit sleeve made of a metal or a metallic alloy. Cell frame ( 10 ) according to one of claims 1 to 12, characterized in that the electrochemical cell ( 1 ) at least one first arrester ( 3 ) and at least one second arrester ( 4 ) and that the first arrester ( 3 ) in a first attachment area ( 33 ) located on an outer side of the cell frame ( 10 ) is applied, at least one first attachment opening ( 5 ) for carrying out a first fastening means, which is used for fastening the first arrester ( 3 ) and that with one in the cell frame ( 10 ) arranged first counterpart ( 23 ) connected is. Cell frame ( 10 ) according to claim 13, characterized in that the first counterpart ( 23 ) as one in the cell frame ( 10 ) arranged first threaded insert receptacle ( 24a . 24b ) with a first threaded insert ( 25a . 25b ) is trained. Cell frame ( 10 ) according to claim 14, characterized in that the first threaded insert receptacle ( 24a ) and the first threaded insert ( 25a ) are conical. Cell frame ( 10 ) according to claim 14 or 15, characterized in that the first threaded insert receiving a collar support and the first threaded insert has a collar. Cell frame ( 10 ) according to claim 14, characterized in that the first threaded insert receptacle ( 24b ) substantially cylindrical with a collar support ( 26 ) and that the first threaded insert ( 25b ) substantially cylindrical with a collar ( 27 ) is configured. Cell frame ( 10 ) according to one of claims 13 to 17, characterized in that the fastening area ( 33 ) of the first arrester ( 3 ) is arranged such that the first arrester ( 3 ) is connected to first counterparts of a neighboring cell frame. Cell frame ( 10 ) according to one of claims 13 to 18, characterized in that at the first arrester ( 3 ) in the first attachment area ( 33 ) three first attachment openings ( 5 ) are arranged such that both an attachment opening distance between adjacently arranged first attachment openings ( 5 ) as well as mounting hole side distances between the non-centered first mounting holes (FIG. 5 ) and that of the respective first attachment opening ( 5 ) next longitudinal side of the first arrester ( 3 ) are substantially the same. Cell frame ( 10 ) according to one of claims 13 to 19, characterized in that the first attachment opening ( 5 ) is substantially circular, in particular designed as a round hole. Cell frame ( 10 ) according to one of claims 13 to 19, characterized in that the first attachment opening ( 5 ) is substantially oval-shaped, in particular designed as a slot. Cell frame ( 10 ) according to one of claims 13 to 21, characterized in that the second arrester ( 4 ) in a second attachment area ( 34 ) located on an outer side of the cell frame ( 10 ) is applied, at least one second attachment opening ( 6 ) for carrying out a second fastening means for fixing the second Arrester ( 4 ) and that with one in the cell frame ( 10 ) arranged second counterpart is connected. Cell frame ( 10 ) according to claim 22, characterized in that the second counterpart as one in the cell frame ( 10 ) arranged second threaded insert receptacle is formed with a second threaded insert. Cell frame ( 10 ) according to claim 23, characterized in that the second threaded insert receiving and the second threaded insert are configured conical. Cell frame ( 10 ) according to one of claims 23 or 24, characterized in that the second threaded insert receptacle has a collar support and the second threaded insert has a collar. Cell frame ( 10 ) according to claim 23, characterized in that the second threaded insert holder is designed substantially cylindrical with a collar support and that the second threaded insert is designed substantially cylindrical with a collar. Cell frame ( 10 ) according to one of claims 22 to 26, characterized in that the second attachment opening ( 6 ) is substantially circular, in particular designed as a round hole. Cell frame ( 10 ) according to one of claims 22 to 26, characterized in that the second attachment opening ( 6 ) is substantially oval-shaped, in particular designed as a slot. Cell frame ( 10 ) according to one of claims 22 to 28, characterized in that on the second arrester ( 4 ) in the second attachment area ( 34 ) three second attachment openings ( 7 ) are arranged such that both an attachment opening distance between adjacently arranged second attachment openings ( 7 ) as well as mounting hole side distances between the non-centered second mounting holes (FIG. 7 ) and the second mounting holes ( 7 ) next longitudinal side of the second arrester ( 4 ) are substantially the same. Cell frame ( 10 ) according to claim 29 as dependent on claim 22, characterized in that at the first attachment area ( 33 ) of the first arrester ( 3 ) at least one first mark ( 48 ) is arranged and preferably at the second attachment area ( 34 ) of the second arrester ( 4 ) a second mark ( 49 ) is arranged. Cell frame ( 10 ) according to claim 30, characterized in that the first marking on the first attachment area ( 33 ) as a respective bulge ( 48 ) at the two outer first mounting holes ( 5 ) is formed in the direction of the side edges and that the second mark on the second attachment area ( 34 ) at the two outer second mounting holes ( 6 ) as in each case an additional, in the direction of the side edges arranged, in particular circular opening ( 49 ) is trained. Cell frame ( 10 ) according to claim 30, characterized in that the first marking on the first attachment area ( 33 ) is formed in each case as an additional, in the direction of the side edges arranged, in particular circular opening and that the second marking on the second attachment area ( 34 ) at the two outer second mounting holes ( 6 ) each as a bulge at the two outer second mounting holes ( 6 ) is formed in the direction of the side edges. Cell frame ( 10 ) according to one of claims 22 to 32, characterized in that the second attachment area ( 33 ) of the second arrester ( 4 ) is arranged such that the second arrester ( 4 ) is connected to second counterparts of a neighboring cell frame. Cell frame ( 10 ) according to one of claims 13 to 33 as dependent on claim 9, characterized in that the first counterpart ( 23 ) and the second counterpart in the frame lower part ( 12 ) are arranged. Cell frame ( 10 ) according to one of claims 13 to 34 as a function of claim 9, characterized in that the frame top part ( 11 ) and the frame lower part ( 12 ), a bushing for the first arrester ( 3 ) and for the second arrester ( 4 ) to provide. Cell frame ( 10 ) one of claims 13 to 35, characterized by at least one arrester holding device for the first arrester ( 3 ) and / or for the second arrester ( 4 ). Cell frame ( 10 ) according to claim 36, characterized in that the arrester holding device is designed as an arrangement in which the frame upper part ( 11 ) at least a first Ableiterandruckelement for the first arrester ( 3 ), in particular a first Andrucklasche ( 13 ) for the first arrester ( 3 ) having. Cell frame ( 10 ) according to claim 37 as a function of 19, characterized in that on the frame upper part ( 11 ) two first pressure plates ( 13 ) are arranged such that both a Andrucklaschenabstand between the first two Pressure tabs ( 13 ) as well as Andrucklaschen side distances between each one of the first Andrucklaschen ( 13 ) and the first pressure tab ( 13 ) next longitudinal side of the first arrester ( 3 ) are substantially the same. Cell frame ( 10 ) according to claim 37 or 38, characterized in that the frame lower part ( 12 ) has a first contact surface, on which the at least one first Andrucklasche ( 13 ) the first arrester ( 3 ). Cell frame ( 10 ) according to claim 36, characterized in that the arrester holding device is designed as an arrangement in which the frame lower part ( 12 ) at least a first Ableiterandruckelement for the first arrester ( 3 ), in particular a first Andrucklasche ( 13 ) for the first arrester ( 3 ) having. Cell frame ( 10 ) according to claim 40 as dependent on claim 19, characterized in that on the frame lower part ( 12 ) two first pressure plates ( 13 ) are arranged such that both a Andrucklaschenabstand between the two first Andrucklaschen ( 13 ) as well as Andrucklaschen side distances between each one of the first Andrucklaschen ( 13 ) and the first pressure tab ( 13 ) next longitudinal side of the first arrester ( 3 ) are substantially the same. Cell frame ( 10 ) according to claim 40 or 41, characterized in that the frame top ( 11 ) has a first abutment surface, to which the first Ableiterandruckelement ( 13 ) the first arrester ( 3 ). Cell frame ( 10 ) according to one of claims 37 to 42, characterized in that the frame top part ( 11 ) at least one second arrester pressing element for the second arrester ( 4 ), in particular a second pressure flap ( 14 ) for the second arrester ( 4 ) having. Cell frame ( 10 ) according to claim 43 as dependent on claim 29, characterized in that on the frame upper part ( 11 ) two second pressure plates ( 14 ) are arranged such that both a Andrucklaschenabstand between the two second pressure plates ( 14 ) as well as Andrucklaschen side distances between each one of the second pressure plates ( 14 ) and the second pressure tab ( 14 ) next longitudinal side of the second arrester ( 4 ) are substantially the same. Cell frame ( 10 ) according to claim 43 or 44, characterized in that the frame lower part ( 12 ) has a second abutment surface, to which the second Ableiterandruckelement ( 14 ) the second arrester ( 4 ). Cell frame ( 10 ) according to one of claims 37 to 42, characterized in that the frame lower part ( 12 ) at least one second arrester pressing element for the second arrester ( 4 ), in particular a second pressure flap ( 14 ) for the second arrester ( 4 ) having. Cell frame ( 10 ) according to claim 46 as dependent on claim 29, characterized in that on the frame lower part ( 12 ) two second pressure plates ( 14 ) are arranged such that both a Andrucklaschenabstand between the two second pressure plates ( 14 ) as well as Andrucklaschen side distances between each one of the second pressure plates ( 14 ) and the second pressure tab ( 14 ) next longitudinal side of the second arrester ( 4 ) are substantially the same. Cell frame ( 10 ) according to claim 46 or 47, characterized in that the frame top part ( 11 ) has a second abutment surface, to which the second Ableiterandruckelement ( 14 ) the second arrester ( 4 ). Cell frame ( 10 ) according to one of claims 9 to 48, characterized in that the frame top part ( 11 ) and / or the frame lower part ( 12 ) has a cable guide for a signal and / or data line. Cell frame ( 10 ) according to claim 49, characterized in that the cable guide has a clamping strap. Cell frame ( 10 ) according to one of claims 9 to 50, characterized in that the frame top part ( 11 ) and the frame lower part ( 12 ), the flat edge area ( 2 ) of the electrochemical cell ( 1 ) by means of frictional engagement Cell frame ( 10 ) according to one of claims 9 to 51, characterized in that the frame top part ( 11 ) and the frame lower part ( 12 ), the flat edge area ( 2 ) of the electrochemical cell ( 1 ) hold by means of positive locking. Arrangement of cell frames ( 10 ) according to one of claims 1 to 52, characterized in that in the cell frame ( 10 ) electrochemical cells ( 1 ) and the cell frames ( 10 ) are connected via a tie rod system. Battery with a number of electrochemical cells ( 1 ) and at least one cell frame ( 10 ) according to one of claims 1 to 52 and / or an arrangement of cell frames ( 10 ) according to claim 53.

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