Exempt from to weld formula lithium cell group
Technical Field
The utility model relates to a group battery equipment technical field especially relates to a exempt from to weld formula lithium cell group.
Background
The battery pack is divided into a series battery pack and a parallel battery pack, the voltage of each battery is required to be the same by the parallel battery pack, the output voltage is equal to the voltage of one battery, and the parallel battery pack can provide stronger current.
The existing battery pack is generally assembled by welding, so that the assembling difficulty is increased, and the battery pack is not easy to disassemble and replace at the later stage, and therefore, the welding-free lithium battery pack is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a welding-free lithium battery pack.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a welding-free lithium battery pack comprises a fastening chassis, wherein first clamping columns are fixedly connected to the front end face of the fastening chassis close to four corners, a plurality of grooves are fixedly formed in the front end face of the fastening chassis, four first connecting holes are formed in the front end face of the fastening chassis, a first clamping piece is arranged at the front end of the fastening chassis, four clamping holes are formed in the first clamping piece, a plurality of first clamping buttons are fixedly arranged on the front end face of the first clamping piece, a connecting clamping cap is fixedly connected to the front side of the first clamping piece close to the upper end face, a first battery pack is arranged at the front end of the first clamping piece, second clamping columns are fixedly connected to the front end face of the first battery pack close to the four corners, a plurality of second clamping buttons are fixedly arranged on the front end face of the first battery pack, and four second connecting holes are formed in the front end face of the first battery pack;
the front end of the first battery pack is provided with a second clamping piece, the front end of the second clamping piece is provided with a second battery pack, the front end of the second battery pack is provided with a third clamping piece, one side of the front end of the third clamping piece is fixedly provided with a first connecting clamping plate, the front end of the third clamping piece is provided with a third battery pack, the front end surface of the third battery pack, which is close to four corners, is fixedly provided with third connecting holes, the front side of the third battery pack is fixedly provided with a plurality of third clamping buttons, the front end of the third battery pack is provided with a fourth clamping piece, the front side of the fourth clamping piece is provided with a second connecting clamping plate, the front end surface of the fourth clamping piece is fixedly provided with a plurality of fourth clamping buttons, the front end of the fourth clamping piece is provided with a top fastener, the front end surface of the top fastener is respectively provided with a first clamping groove and a second clamping groove, a first locking rod is arranged in the first clamping groove, a second locking rod is arranged in the second clamping groove, the first lock rod both ends are fixedly connected with picture peg and connection dop respectively, top fastener one side is provided with the circuit board, the terminal surface is close to circuit board one side and fixedly has seted up the slot before the circuit board.
As a further description of the above technical solution:
the first clamping piece and the fastening base plate are clamped and fixed through the first clamping column connecting clamping hole.
As a further description of the above technical solution:
the second clamping piece and the third clamping piece are both the same as the first clamping piece in structure.
As a further description of the above technical solution:
the second battery pack and the first battery pack have the same structure.
As a further description of the above technical solution:
the connecting clamping head and the connecting clamping cap are clamped and arranged.
As a further description of the above technical solution:
the plug board is clamped and arranged with the slot.
As a further description of the above technical solution:
the top fastener is close to four corners department and all is provided with the knot pole, it runs through the third connecting hole in proper order to detain the pole, and second connecting hole and first connecting hole set up.
As a further description of the above technical solution:
the first lock rod clamp is arranged at the inner end of the first clamping groove, and the second lock rod clamp is arranged at the inner end of the second clamping groove.
The utility model discloses following beneficial effect has:
1. the utility model discloses, through carrying out the joint through the joint spare between with a plurality of groups battery, then fix through the locking lever, traditional welding mode relatively, the operation is got up simpler, and later stage split replacement is easier.
2. The utility model discloses, through set up a plurality of recesses on the lock joint chassis for can avoid battery electrode and lock joint chassis direct contact to cause dangerous accident after the device equipment is accomplished, improve the security of device.
3. The utility model provides a exempt from to weld formula lithium cell group, this group battery simple structure, the joint is stable, and not only the security is high, and easily dismouting and replacement are worth wideling popularize.
Drawings
Fig. 1 is a three-dimensional schematic view of a split structure of a welding-free lithium battery pack according to the present invention;
fig. 2 is a front view of a welding-free lithium battery pack according to the present invention;
fig. 3 is a rear view of a welding-free lithium battery pack according to the present invention;
fig. 4 is a top view of a split structure of a welding-free lithium battery pack according to the present invention;
fig. 5 is a side view of a split structure of a welding-free lithium battery pack according to the present invention.
Illustration of the drawings:
1. fastening a chassis; 101. a first clamp post; 102. a groove; 103. a first connection hole; 2. a first clip member; 201. a clamping hole; 202. a first clamp button; 203. connecting a clamping cap; 21. a second clip member; 22. a third clamping piece; 3. a first battery pack; 301. a second clamping column; 302. a second clamp button; 303. a second connection hole; 31. a second battery pack; 4. a first connecting card board; 41. a second connecting clamp plate; 5. a third battery pack; 501. a third connection hole; 502. a third fastener; 6. a fourth clip member; 601. a fourth fastener; 7. a top fastener; 701. a first card slot; 702. a second card slot; 8. a first lock lever; 801. inserting plates; 802. Connecting a chuck; 81. a second lock lever; 9. a circuit board; 901. a slot; 10. a buckle rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a welding-free lithium battery pack comprises a fastening chassis 1, wherein first clamping columns 101 are fixedly connected to the front end face of the fastening chassis 1 close to four corners, a plurality of grooves 102 are fixedly formed in the front end face of the fastening chassis 1, four first connecting holes 103 are formed in the front end face of the fastening chassis 1, a first clamping piece 2 is arranged at the front end of the fastening chassis 1, four clamping holes 201 are formed in the first clamping piece 2, a plurality of first clamping buttons 202 are fixedly arranged on the front end face of the first clamping piece 2, a connecting clamping cap 203 is fixedly connected to the front side of the first clamping piece 2 close to the upper end face, a first battery pack 3 is arranged at the front end of the first clamping piece 2, second clamping columns 301 are fixedly connected to the front end face of the first battery pack 3 close to the four corners, a plurality of second clamping buttons 302 are fixedly arranged on the front end face of the first battery pack 3, and four second connecting holes 303 are formed in the front end face of the first battery pack 3;
the front end of the first battery pack 3 is provided with a second clamping piece 21, the front end of the second clamping piece 21 is provided with a second battery pack 31, the front end of the second battery pack 31 is provided with a third clamping piece 22, one side of the front end of the third clamping piece 22 is fixedly provided with a first connecting clamping plate 4, the front end of the third clamping piece 22 is provided with a third battery pack 5, the front end surface of the third battery pack 5, which is close to the four corners, is fixedly provided with a third connecting hole 501, the front side of the third battery pack 5 is fixedly provided with a plurality of third clamping screws 502, the front end of the third battery pack 5 is provided with a fourth clamping piece 6, the front side of the fourth clamping piece 6 is provided with a second connecting clamping plate 41, the front end surface of the fourth clamping piece 6 is fixedly provided with a plurality of fourth clamping screws 601, the front end of the fourth clamping piece 6 is provided with a top fastening piece 7, the front end surface of the top fastening piece 7 is respectively provided with a first clamping groove 701 and a second clamping groove 702, a first locking rod 8 is arranged in the first clamping groove 701, a second locking rod 81 is arranged in the second clamping groove 702, the two ends of the first lock rod 8 are respectively and fixedly connected with an inserting plate 801 and a connecting clamping head 802, one side of the top fastener 7 is provided with a circuit board 9, and one side of the front end face of the circuit board 9, which is close to the circuit board 9, is fixedly provided with a slot 901.
First joint spare 2 and fastening chassis 1 are connected card hole 201 through first card post 101 and are accomplished the joint and fix, second joint spare 21 and third joint spare 22 all are the same with first joint spare 2 structure, second group battery 31 is the same with first group battery 3 structure, connect dop 802 and connect card cap 203 card and setting, picture peg 801 and slot 901 card and setting, top fastener 7 is close to four corners department and all is provided with knot pole 10, knot pole 10 runs through third connecting hole 501 in proper order, second connecting hole 303 and first connecting hole 103 set up, 8 cards of first locking lever and setting are in first draw-in groove 701 inner, second locking lever 81 cards and setting are in second draw-in groove 702 inner.
The working principle is as follows: when the utility model is installed, the first battery pack 3 and the fastening chassis 1 are fastened through the first fastening piece 2, the first fastening column 101 is fastened with the fastening hole 201 when the first fastening piece is fastened, the engagement between the first battery pack 3 and the second battery pack 31 is then performed by the second engaging member 21 in the same manner, the second battery pack 31 and the third battery pack 5 are clamped by the third clamping piece 22, then, the third battery pack 5 and the top fastener 7 are engaged with each other by the fourth engaging member 6, then the first locking lever 8 is pressed into the first engaging groove 701, meanwhile, the plug board 801 is inserted into the slot 901, the circuit board 9 is clamped with the second lock bar 81 in a manner of being matched with the second card slot 702, then the connecting clamp head 802 is connected into the connecting clamp cap 203, and finally the buckle rod 10 sequentially penetrates through the third connecting hole 501, the second connecting hole 303 and the first connecting hole 103 to complete the integral assembly of the device.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.