TW201519491A - Stacking type cascading and parallel connecting lithium battery core fastening box - Google Patents

Abstract

The invention relates to a stacking type cascading and parallel connecting lithium battery core fastening box capable of containing a plurality of lithium battery cores through a respective main rack. Afterward the cores are stacked between main racks and cascaded and fastened to improve the problem of weak connection and instability between lithium battery core units in prior art so that it can be further suitable for the environment that easily produces the effect of high vibration. In addition, the pole sheet structures stacked at the front of the main racks are properly cascaded or connected in parallel through the electrode strings according to the cascading demand or parallel connection demand, capable of achieving the purpose of changing the cascading or parallel connection of the electrodes by way of simple operation. Moreover, it further has the function of changing the quantity of cascaded lithium battery cores depending on the power demand.

Description

Stacked series and parallel lithium battery cell fixing box

The invention relates to a stacked series-parallel lithium battery cell fixing box, in particular to a fixed box capable of facilitating serial and parallel selection of a plurality of lithium polymer batteries to improve integration utilization efficiency.

With the advancement of technology, the power supply requirements for various power-operated implements or electrical and electronic products are constantly increasing, and the safety and convenience of power supply are also key technologies, and thus lithium-ion polymer batteries with high power characteristics are also required. It has become one of the most important power supply modes available today.

In the prior art, the lithium polymer battery is further divided into a column type and a plate type. The lithium polymer battery of the plate type is widely used in various industries because of its advantage of being thin and thin.

In the structure of the lithium-ion polymer battery of the plate type, in order to consider the safety of use and the convenience of carrying, etc., in addition to the lithium polymer battery core filled with the chemical material, the lithium polymer battery is required. The outer cover of the core is provided with a protective casing or bracket to avoid problems such as easy-to-use damage, and in some large-sized power-operated implements, often because of its large power consumption, it is often It is necessary to connect several units of lithium polymer battery cells in series and parallel according to the demand, so as to integrate power.

As described above, if a plurality of lithium polymer battery cells are placed in a casing, it is unsafe to be subjected to vibration in use. Factors (such as in machine tools, boats and other power applications that are prone to vibration), and their power is also fixed and cannot be easily transferred. If it cannot be easily transferred to the power consumption volts, the demand is slightly higher. In other motor tools, and even if the internal lithium polymer battery core is damaged, the disassembly and replacement is not easy.

However, if a plurality of small units of lithium polymer batteries are used in series to connect each other, it is possible to achieve the advantages of switching to other motor tools by increasing the number of series connection, but it is not easy to fix the assembly structure with each other. It is easy to be disconnected due to shock, and the conventional design method as described above can not easily select the lithium polymer battery of each unit in series and parallel according to the actual application operation. In combination, there are actually some shortcomings. Therefore, the inventors of the present invention have thought about and designed a stacked series-parallel lithium battery cell fixing box in order to improve the lack of the prior art, thereby enhancing the industry. Implementation and utilization.

In view of the above-mentioned shortcomings of the prior art, the present invention designs a stacked series-parallel lithium battery cell fixing box with novelty, progressiveness and industrial utilization, etc., in order to overcome the difficulties of the prior art.

In order to achieve the above object, the technical means adopted by the present invention is to design a stacked series-parallel lithium battery cell fixing box, which comprises: a plurality of main frames which are superposed on each other, and each of the main frames is provided with a concave from the upper side. a battery compartment, wherein the battery compartment can accommodate a lithium battery core, and a second pole piece structure is respectively disposed at a front side of each of the main frames, and the pole piece structure is respectively connected to the lithium battery core On the two electrodes, the structure of the pole piece is positive The pole and the negative pole are determined by flipping the lithium battery cell before the lithium battery is placed, and a plurality of serial lock holes are provided on each of the main frames, so that when the plurality of main frames are stacked on each other, The string lock member passes through the string lock hole to fix each of the main frames to each other; a cover plate detachably fixed to the main frame on the uppermost side, the cover plate abuts against the main frame The lithium battery cell; and a plurality of electrode strings, which are longitudinally disposed on the front side of the pole piece structure and fixedly connected to at least two longitudinally adjacent conductive sheet structures; and in the longitudinal direction When the two adjacent pole pieces are of different polarities, the electrode string can achieve the effect of series connection between different phases; and when two or more of the pole pieces adjacent in the longitudinal direction are of the same polarity In this case, the electrode string can have the effect of parallel connection of the same polarity between the plurality of pole piece structures.

The main frame has a long rectangular shape and the battery receiving groove is externally fitted to the lithium battery cell; wherein the string locking hole is disposed at a corner of the main frame.

The lower side wall surface of the main frame is further provided with a hollow opening; wherein a plurality of adhesive strips may be disposed on the lower side wall surface of the main frame to adhere the lithium battery core; wherein the main frame corresponds to the adjacent Further, an electrode mark portion is further disposed at the pole piece structure.

The stacked series-parallel lithium battery cell fixing box further has a bottom lock plate and a top lock plate; wherein the bottom lock plate is disposed on the lowermost side of the main frame and is fixed to the main frame; The top lock plate is disposed on the upper side of the topmost main frame and is fixed to the main frame; wherein the bottom lock plate is provided with a fixing hole corresponding to the string lock hole, which can be correspondingly provided for the string lock member to penetrate Fixed, and the main frame is fixed on the bottom lock plate; wherein the top lock plate is provided with a locking hole corresponding to the string lock hole, which can be fixed for the string lock to pass through And the main frame is locked on the top lock plate.

The stacked series-parallel lithium battery cell fixing box of the present invention is designed to utilize a configuration of a plurality of lithium battery cells, which are respectively accommodated by a main frame, and then stacked between the main frames, and The series connection is fixed, which can improve the indirect solidity of each lithium battery cell unit in the prior art, and is more suitable for an environment prone to high vibration.

In addition, through the electrode series on the front side of the stacked main frame, the series or parallel connection of the electrode strings can be performed in accordance with the series demand or the parallel connection, thereby achieving the purpose of changing the series and parallel connection of the electrodes by simple operation. It also has the function of changing the number of lithium battery cells connected in series according to the power demand, so that even if the power is to be transferred to a motor device with a larger or smaller power source, it is only necessary to increase or decrease the main frame. The quantity can be achieved, and the overhead is increased without the need to purchase a new power supply, which is beyond the reach of conventional technology.

In order to make the above-mentioned objects, technical features, and gains after actual implementation more obvious, a more detailed description will be given below with reference to the corresponding drawings in the preferred embodiments.

(10) ‧‧‧Main frame

(11)‧‧‧ battery capacity

(12) ‧ ‧ hollow openings

(13)‧‧‧Adhesive strips

(14) ‧‧‧ pole piece structure

(141) ‧‧‧Electrode marking department

(15)‧‧‧Single lock hole

(151) ‧‧‧ First engagement

(152) ‧‧‧Second engagement

(20)‧‧‧ Cover

(30)‧‧‧electrode string

(40) ‧‧‧Bottom lock plate

(41) ‧‧‧Fixed holes

(50) ‧‧‧Top lock plate

(51)‧‧‧Locking holes

(80)‧‧‧Chain locks

(90)‧‧‧Lithium battery core

The first figure is an exploded view of a partial component of the stacked series-parallel lithium battery cell fixing box of the present invention.

The second figure is a partial component appearance view of the stacked series-parallel lithium battery cell fixing box of the present invention.

The third figure is an exploded view of the partial components of the stacked series-parallel lithium battery cell fixing box of the present invention.

The fourth figure is an embodiment of the stacked series-parallel lithium battery cell fixing box of the present invention. Solution.

The fifth figure is an external view of an embodiment of a stacked series-parallel lithium battery cell fixing case of the present invention.

Fig. 6 is a perspective view showing another embodiment of the stacked series-parallel lithium battery cell fixing case of the present invention.

Fig. 7 is an exploded view showing a modified embodiment of the stacked series-parallel lithium battery cell fixing case of the present invention.

The eighth figure is an external view of a modified embodiment of the stacked series-parallel lithium battery cell fixing case of the present invention.

The present invention will be described in conjunction with the accompanying drawings in the accompanying drawings, and the drawings The subject matter is only for the purpose of illustration and description. It is not intended to be a true proportion and precise configuration after the implementation of the present invention. Therefore, the scope of the present invention should not be construed as limiting the scope of the present invention.

The advantages and features of the present invention, as well as the technical methods of the present invention, are described in more detail with reference to the exemplary embodiments and the accompanying drawings, and the present invention may be implemented in various forms and should not be construed as limited thereby. The embodiments of the present invention, and the embodiments of the present invention are intended to provide a more complete and complete and complete disclosure of the scope of the present invention, and The scope of the patent application is defined.

Unless otherwise defined, all terms used in the following (including The terms "technical and scientific terms" and the proper nouns are substantially the same as those commonly understood by those skilled in the art to which the invention pertains, and such terms as defined in the commonly used dictionary should be understood as having relevance. The content of the field is consistent, and unless explicitly defined in the following text, it will not be understood in terms of excessive idealization or over-formal meaning.

Referring to the first to fourth figures, the present invention provides a stacked series-parallel lithium battery cell fixing box, which in a preferred embodiment may include a plurality of main frames (10), a cover plate (20) and a plurality of Electrode string (30).

The main frame (10) is superposed on each other, and each of the main frames (10) is an elongated casing recessed from the upper side and provided with a battery receiving slot (11), or may have a long rectangular shape, and the battery receiving slot (11) the outer shape is matched with a lithium battery core (90), and the lithium battery core (90) can be accommodated in the battery receiving slot (11), and a lower side wall surface of the main frame (10) can be further provided. There is a hollow opening (12) which can serve as an outlet for buffering the expansion pressure when the lithium battery cell (90) is expanded, and can improve the heat dissipation function, and further the lower side wall surface of the main frame (10) or A plurality of adhesive strips (13) may be provided to facilitate fixing the lithium battery cells (90) to the lower side wall surface of the main frame (10).

In addition, a pole piece structure (14) is respectively disposed on a front side of each of the main frames (10), and the pole piece structures (14) are respectively connected to the two electrodes of the lithium battery cell (90), wherein The two electrode systems of the lithium battery cell (90) can selectively flip the lithium battery cell (90) before being placed, and determine which of the pole piece structures (14) is a positive electrode, which is a negative electrode, and further, in the main frame ( 10) further corresponding to the adjacent pole piece structure (14) is further provided with an electrode marking portion (141), which indicates that the electrode connected to the pole piece structure (14) is positive or negative.

Furthermore, a plurality of lock holes (15) are provided on each of the main frames (10), which may be disposed at the periphery of the main frame (10), such as adjacent to four corners, and then as a plurality of mains When the frames (10) are stacked on each other, a series of locks (80) can be passed through Each of the main frames (10) is fixed to each other through the string lock holes (15).

Further, each of the string locking holes (15) is formed with a first engaging portion (151) at a wall surface of the main frame (10), and each of the string locking holes (15) is disposed on the main frame (10) a second engaging portion (152) is disposed at the lower wall surface, and the first engaging portion (151) and the second engaging portion (152) are mutually matched to each other. The fixed engaging structure is embedded, and thereby the lateral displacement can be restricted by the inter-structure engaging relationship after being stacked on each other, thereby increasing the firmness of the fixing.

The foregoing cover plate (20) is detachably fixed to the main frame (10) on the uppermost side, and the cover plate (20) abuts against the lithium battery cell (90) in the main frame (10) Prevent it from loosening.

The electrode string piece (30) is a conductive piece disposed longitudinally on the front side of the pole piece structure (14) and fixedly connected to at least two longitudinally adjacent pole piece structures (14); When the two adjacent pole piece structures (14) are of different polarities, the electrode string piece (30) can achieve the effect of series connection between different phases, as shown in the fifth figure; When the adjacent pole piece structures (14) are all of the same polarity, the electrode string piece (30) can effect the parallel connection of the same polarity between the plurality of pole piece structures (14), as shown in the sixth figure; The selection of the electrode string piece (30) and the polarity configuration of the pole piece structure (14) in each of the main frame (10) can further achieve the lithium battery cell (90) in the plurality of main frames (10). Doing series connection (such as the fifth figure), parallel connection (such as the sixth figure) or simultaneous application in series and parallel has excellent application convenience.

Please refer to the seventh and eighth figures for further cooperation. The stacked series-parallel lithium battery cell fixing box may further have a bottom lock plate (40) and a top lock plate (50). .

The bottom lock plate (40) is a plate body, which is disposed on the lower side of the bottommost main frame (10), and the bottom lock plate (40) is provided with a corresponding lock hole (15). The fixing hole (41) is adapted to be inserted into the string lock member (80) for fixing, and the main frame (10) is locked on the bottom lock plate (40).

The top lock plate (50) is a plate body, which is disposed on the upper side of the topmost main frame (10), and the top lock plate (50) is provided with a locking hole corresponding to the string lock hole (15). (51), which can be fixed for the string lock (80) to pass through, and the main frame (10) is locked on the top lock plate (50), thereby reinforcing each of the main frames (10) The integration between the two is fixed.

Through the ingenious change of the design of the stacked series-parallel lithium battery cell fixing box of the present invention, the plurality of lithium battery cells (90) can be respectively accommodated by a main frame (10), and then each of the main The stacking between the racks (10) and the series fixing can improve the indirect solidity of the lithium battery cells (90) units in the prior art, and is more suitable for environments that are prone to high vibration effects.

In addition, through the electrode series (30) on the pole piece structure (14) on the front side of the stacked main frame (10), the electrode string (30) can be appropriately connected in series or in parallel to achieve a simple operation. The purpose of series and parallel connection of electrodes, in addition, has the function of changing the number of lithium battery cells (90) connected in series in response to power demand, so that even if the power is to be transferred to a larger or smaller power source motor In the case of the above, it is only necessary to increase or decrease the number of the main frame (10) to achieve the purpose, and it is not possible to purchase a new power supply component, which is inaccessible to the prior art, so that the gain is visible.

The embodiments described above are merely illustrative of the technical spirit and the features of the present invention, and the objects of the present invention can be understood by those skilled in the art, and the scope of the present invention cannot be limited thereto. That is, the equivalent variations or modifications made by the spirit of the present invention should still be included in the scope of the present invention.

Looking at the above, it can be seen that the present invention breaks through the prior art, It has indeed achieved the desired effect, and it is not easy for people who are familiar with the art to think about it. Its progressive and practical nature has already met the patent application requirements, and it has filed a patent application according to law. This invention patent application, in order to invent invention, to the sense of virtue.

(10) ‧‧‧Main frame

(14) ‧‧‧ pole piece structure

(141) ‧‧‧Electrode marking department

(15)‧‧‧Single lock hole

(151) ‧‧‧ First engagement

(152) ‧‧‧Second engagement

(90)‧‧‧Lithium battery core

Claims (10)

A stacked series-parallel lithium battery cell fixing box comprises: a plurality of main frames stacked on each other, each of the main frames being a casing recessed from the upper side and provided with a battery receiving groove, and the battery receiving groove is receivable a lithium battery cell, further comprising a two-pole structure at a front side of each of the main frames, wherein the pole piece structures are respectively connected to the two electrodes of the lithium battery core, and the positive electrode and the negative electrode of the pole piece structure are respectively The lithium battery is determined by flipping the lithium battery cell before being placed, and a plurality of serial locking holes are formed in each of the main frames, so that when a plurality of main frames are stacked on each other, a pair of locks can be worn through Passing the string of lock holes to fix each of the main frames to each other; a cover plate detachably fixed to the main frame on the uppermost side, the cover plate abutting against the lithium battery cell in the main frame And a plurality of electrode strings, which are longitudinally disposed on the front side of the pole piece structure and fixedly connected to at least two conductive sheets of the pole piece structure adjacent in the longitudinal direction; and two adjacent to each other in the longitudinal direction; When the pole piece structure is of different polarity, the electrode string can reach a different phase Effect between the series; and when adjacent two of the plurality of pole pieces to the structure are all of the same polarity in the longitudinal direction, the electrode plate may function as a plurality of strings in parallel the effect of the same polarity between the pole piece structure. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein the main frame has a long rectangular shape and the battery receiving groove is externally fitted to the lithium battery core. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein the string locking hole is disposed at a corner of the main frame. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein each of the string locking holes is formed with a first engaging portion at a wall surface of the main frame, wherein each of the string locking holes is There is a section on the wall below the main frame a second engaging portion, wherein the first engaging portion and the second engaging portion are mutually matched with one another, and the male and female members can be mutually embedded and fixed, and after the main frames are overlapped with each other, Can be snapped and fixed to each other. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein the lower side wall surface of the main frame is further provided with a hollow opening. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein a plurality of adhesive strips may be disposed on the lower side wall surface of the main frame to adhere the lithium battery core. The stacked series-parallel lithium battery cell fixing box according to claim 1, wherein the main frame is further provided with an electrode marking portion corresponding to the structure of the pole piece. The stacked series-parallel lithium battery cell fixing box according to the first aspect of the invention, wherein the stacked series-parallel lithium battery cell fixing box further has a bottom lock plate and a top lock plate; wherein the bottom lock plate is provided And fixing the main frame to the lower side of the main frame; wherein the top locking plate is fastened to the upper side of the main frame and fixed to the main frame. The stacked series-parallel lithium battery cell fixing box according to claim 8, wherein the bottom lock plate is provided with a fixing hole corresponding to the string locking hole, which can be correspondingly inserted for fixing the string lock member. And the main frame is locked on the bottom lock plate. The stacked series-parallel lithium battery cell fixing box according to claim 8, wherein the top lock plate is provided with a locking hole corresponding to the string locking hole, The string locks can be fixed for fixing, and the main frames are locked on the top lock plate.