CN207250669U - A kind of Li-ion batteries piles group frame - Google Patents

Abstract

The utility model belongs to Li-ion batteries piles outer framework technical field, specifically, it is related to a kind of Li-ion batteries piles group frame, it is formed by stacking including at least two pieces of square frames, the square frame side is equipped with the location hole interference fit that correspondence position on fixed pin square frame adjacent thereto is set, lithium ion battery is equipped between two pieces of square frames, and the cabling channel that the lead-out wire of the lithium ion battery is opened up from square frame is drawn；The square frame is enclosed by cross bar and vertical pole and formed, and arranged for interval has supporting plate to be used for support lithium ion battery on the vertical pole, and the supporting plate is located at the shaft centre position of vertical pole；Group frame provided by the utility model, simple in structure, easy to assembly, interchangeability is strong, and maintenanceability is good；Reliably lithium ion battery is fixed between frame, it is ensured that the good heat radiating of the battery pack after integrated, while the heating in low temperature to battery pack also can Quick uniform, prevented the local heating of battery pack.

Description

A kind of Li-ion batteries piles group frame

Technical field

The utility model belongs to Li-ion batteries piles outer framework technical field, specifically, being related to a kind of Li-ion batteries piles Use group frame.

Background technology

As worldwide petroleum-based energy increasingly depleted, and the getting worse of environmental problem, national governments all carry Gone out the low-carbon economy using energy-saving and emission-reduction as target, wherein greatly develop electric automobile and new energy energy storage be emphasis development side To.In the development of electric automobile and new energy energy storage, the important developing direction that can reach practical at present is exactly Using lithium ion battery, the lithium ion battery particularly using ferric phosphate lithium cell as representative, have it is safe, specific capacity is big, Many advantages, such as service life is long, becomes the good energy source that can be used.In such applications, it is desirable to supporting battery Capacity can reach more than 100Ah.By the production technology level of current lithium ion battery, equipment level, for super large The production of the lithium ion battery of capacity still has bigger difficulty.So current high-capacity lithium power lithium-ion battery, greatly All it is the mode of multiple small-capacity cells parallel connections, forms the single battery of a large capacity, achievees the purpose that to increase battery capacity, These batteries are connected in series or parallel again, reach the battery capacity and magnitude of voltage of needs.

Battery during the work time, according to the difference of discharge-rate, can produce heat, which can cause battery under room temperature The rising of temperature, the performance of battery is very sensitive (being preferably kept in 25 DEG C ± 5 DEG C) to temperature, this just needs good heat dissipation Structure.Meanwhile the performance of battery at low ambient temperatures can be affected, and be necessary to heat battery at low temperature, plastic-aluminum A kind of heavy-duty battery that the outer case lithium ion battery of film is made of positive and negative electrode and electrolyte, packaging film etc., can multiplying power greatly Charge and discharge, have longer service life cycle.Certain harmomegathus phenomenon occurs in battery during charge/discharge operation；Separately Outside, since new-energy automobile driving cycle is complicated, and vibration and impact phenomenon often occurs, service life of vehicle will 5 years with On, therefore vibration resistance for battery system and impact resistance etc. are more demanding.

Utility model content

The purpose of this utility model is to provide a kind of group frame of Li-ion batteries piles, improves Li-ion batteries piles Heat dispersibility, while prevent lithium ion battery occur short circuit the problem of.

To achieve these goals, technical solution provided by the utility model is：A kind of Li-ion batteries piles combo box Frame, including at least two pieces of square frames are formed by stacking, the square frame side is equipped with fixed pin square box adjacent thereto The location hole interference fit that correspondence position is set on frame, is equipped with lithium ion battery between two pieces of square frames, and the lithium from The cabling channel that the lead-out wire of sub- battery is opened up from square frame is drawn；

The square frame is enclosed by cross bar and vertical pole and formed, and arranged for interval has supporting plate to be used to hold in the palm on the vertical pole Lithium ion battery is supportted, the supporting plate is located at the shaft centre position of vertical pole.

Preferably, the cross bar of the square frame is equipped with fixed pin, and the fixed pin is adjacent with the square frame Direction frame on corresponding position set location hole interference fit.

Preferably, ventilation slot is offered on the vertical pole shaft between adjacent pallets for lithium ion battery ventilation and heat and is added Heat.

Preferably, fixed pin and location hole are equipped with every piece of square frame, multiple square frames, which are superimposed with each other, to be assembled in Together.

Preferably, the location hole is blind round hole, and the fixed pin is cylindrical rubber and its diameter is slightly larger than fixed The aperture in position hole.

Preferably, the square frame is made of halogen-free flameproof nonmetallic materials.

Preferably, the lithium ion battery is aluminum plastic membrane shell lithium ion battery.

The utility model has following technique effect：

1st, Li-ion batteries piles group frame provided by the utility model, one is assembled in by the splicing of polylith lithium ion battery Rise, simple in structure, easy to assembly, interchangeability is strong, and maintenanceability is good, can be combined according to the different demands of user；

Lithium ion battery, can reliably be fixed on by the 2nd, Li-ion batteries piles group frame provided by the utility model Between frame, it is ensured that the good heat radiating of the battery pack after integrated, while the heating in low temperature to battery pack also can Quick uniform, The local heating of battery pack is prevented.

Brief description of the drawings

Fig. 1 is the schematic diagram of Li-ion batteries piles group frame provided by the utility model；

Fig. 2 is the side view of group frame in Fig. 1；

Figure label explanation：10- square frames, 11- fixed pins, 12- location holes, 13- cabling channels, 14- cross bars, 15- are indulged Bar, 151- supporting plates, 152- ventilation slots.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

As shown in Figure 1, 2, the utility model provides a kind of Li-ion batteries piles group frame, including at least two pieces of sides Shape frame 10 is formed by stacking, and 10 side of square frame is equipped with the square frame 10 adjacent thereto of fixed pin 11 and corresponds to position The location hole 12 installed is interference fitted, and lithium ion battery, and the lithium ion battery are equipped between two pieces of square frames 10 The cabling channel 13 that is opened up from square frame 10 of lead-out wire draw；

The square frame 10 is enclosed and formed by cross bar 14 and vertical pole 15, and arranged for interval has support on the vertical pole 15 Plate 151 is used for support lithium ion battery, and the supporting plate 151 is located at the shaft centre position of vertical pole 15.

The operation principle of the utility model is：Lithium ion battery is plugged on one piece of square frame 10, its lead-out wire is certainly The cabling channel 13 opened up on direction frame 10 is drawn, and then stacks another piece of square frame 10, the supporting plate 151 on square frame 10 Play the role of support, fixed lithium ion battery, meanwhile, the fixed pin 11 set on adjacent two pieces of square frames 10 and positioning Realization is interference fitted between hole 12 to connect and fix.

The supporting plate 151 is arranged on the shaft centre position of vertical pole 15, can not only play to lastblock square frame The support of lithium ion battery in 10, can also be fixed the lithium ion battery in next square frame 10.

Further, the cross bar 14 of the square frame 10 is equipped with fixed pin 11, the fixed pin 11 and the party The location hole 12 that corresponding position is set on the adjacent direction frame 10 of shape frame 10 is interference fitted.

Further, ventilation slot 152 is offered on 15 shaft of vertical pole between adjacent pallets 151 to divulge information for lithium ion battery Heat dissipation and heating, in this way, the ventilation slot 152 between adjacent lithium ion battery realizes the quick export of heat, avoid lithium Heat caused by ion battery work can not export the reduction for causing battery efficiency in time；On the other hand, at low temperature to electricity When pond is heated, heat rapidly and uniformly can be heated quickly diffusion couple lithium ion battery.

Further, fixed pin 11 and location hole 12 are equipped with every piece of square frame 10, multiple square frames 10 are mutual Overlapping fits together, in this way, fixed required square frame 10 can be overlapped according to the demand of user needed for fixation Want the lithium ion battery of quantity.

Further, the location hole 12 is blind round hole, and the fixed pin 11 omits for cylindrical rubber and its diameter More than the aperture of location hole 12.

Further, the square frame 10 is made of halogen-free flameproof nonmetallic materials, it is ensured that adjacent lithium ion Insulating requirements and fire protection requirement between battery.

Further, the lithium ion battery described in the utility model is aluminum plastic membrane shell lithium ion battery.

The group frame used in the utility model, it is reasonable in design, it can be ensured that in the Li-ion batteries piles Ventilation and heat is good, the security risk for avoiding heat concentration of local from producing.

The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.

Claims (7)

1. A kind of 1. Li-ion batteries piles group frame, it is characterised in that：It is formed by stacking including at least two pieces of square frames (10), Determine equipped with what correspondence position on fixed pin (11) square frame (10) adjacent thereto was set described square frame (10) side Position hole (12) is interference fitted, and lithium ion battery, and the extraction of the lithium ion battery are equipped between two pieces of square frames (10) The cabling channel (13) that line is opened up from square frame (10) is drawn；

   The square frame (10) is enclosed by cross bar (14) and vertical pole (15) and formed, and arranged for interval on the vertical pole (15) There is supporting plate (151) to be used for support lithium ion battery, the supporting plate (151) is located at the shaft centre position of vertical pole (15).
2. 2. Li-ion batteries piles group frame according to claim 1, it is characterised in that：The square frame (10) Cross bar (14) be equipped with fixed pin (11), the fixed pin (11) and the adjacent direction frame (10) of the square frame (10) Location hole (12) interference fit that upper corresponding position is set.
3. 3. Li-ion batteries piles group frame according to claim 1, it is characterised in that：Between adjacent pallets (151) Vertical pole (15) shaft on offer ventilation slot (152) and supply lithium ion battery ventilation and heat and heating.
4. 4. Li-ion batteries piles group frame according to claim 1, it is characterised in that：On every piece of square frame (10) Fixed pin (11) and location hole (12) are equipped with, multiple square frames (10), which are superimposed with each other, to be fitted together.
5. 5. Li-ion batteries piles group frame according to claim 1, it is characterised in that：The location hole (12) is Blind round hole, the fixed pin (11) are slightly larger than the aperture of location hole (12) for cylindrical rubber and its diameter.
6. 6. Li-ion batteries piles group frame according to claim 1, it is characterised in that：The square frame (10) It is made of halogen-free flameproof nonmetallic materials.
7. 7. Li-ion batteries piles group frame according to claim 1, it is characterised in that：The lithium ion battery is Aluminum plastic membrane shell lithium ion battery.