Flame-retardant battery pack circuit board

Abstract

The utility model discloses a flame-retardant battery pack circuit board, which comprises a battery pack protection box and a battery core, the lower end of the battery pack protection box is fixedly connected with a heat dissipation protection mechanism, battery pack connecting buckles are positioned at two ends of the outer wall of the battery core, and the upper ends of the battery pack connecting buckles are fixedly connected with a circuit board. The two sides of the inner wall of the battery pack protection box are fixedly connected with positioning connection mechanisms, the periphery of the inner wall of the battery pack protection box is fixedly connected with a flame-retardant protection layer, and the battery pack connection buckle is located in an inner cavity of the battery pack protection box and detachably connected with the inner cavity of the battery pack protection box. According to the flame-retardant battery pack circuit board provided by the utility model, the battery pack connecting buckle and the battery core can be conveniently positioned in the battery pack protection box through the positioning connecting mechanism, so that the operation is relatively convenient; the heat dissipation protection mechanism facilitates heat dissipation of a circuit board and a battery cell arranged in the battery pack protection box, internal combustion caused by too high internal heat is prevented, and the protection effect is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of battery pack circuit boards, in particular to a flame-retardant battery pack circuit board. Background Art

[0002] A circuit board can be called a printed circuit board or a printed circuit board. A circuit board is composed of an integrated circuit, a quartz resonator, a fine-tuning capacitor and a printed circuit board. The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. In electronic equipment, they are mainly used to connect various electronic components and serve as structural supports.

[0003] Long-term use of battery packs and circuit boards can easily cause the internal temperature to be too high, resulting in heating or even internal combustion. Common battery packs and circuit boards are not easy to dissipate heat, and once the temperature is too high, the service life will be shortened. Usually, the battery pack is positioned in the protective box and fixed by bolts. The subsequent disassembly operation is cumbersome, which brings certain adverse effects to people's use process. For this reason, we propose a flame-retardant battery pack circuit board. Utility Model Content

[0004] Technical problems solved: In view of the deficiencies in the prior art, the utility model provides a flame-retardant battery pack circuit board, which has a positioning connection mechanism that can be used to easily position the battery pack connecting buckle and the battery core inside the battery pack protective box. The operation is relatively convenient, and the heat dissipation protection mechanism can be used to facilitate heat dissipation of the circuit board and the battery core arranged inside the battery pack protective box. To a certain extent, internal combustion caused by excessive internal heat can be prevented, and the protection effect is enhanced. It can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a flame-retardant battery pack circuit board, comprising a battery pack protective box and a battery core, the lower end of the battery pack protective box is fixedly connected with a heat dissipation protection mechanism, both ends of the outer wall of the battery core are positioned with battery pack connecting buckles, the upper end of the battery pack connecting buckle is fixedly connected with a circuit board, both sides of the inner wall of the battery pack protective box are fixedly connected with a positioning connecting mechanism, the inner wall of the battery pack protective box is fixedly connected with a flame-retardant protective layer all around, and the battery pack connecting buckle is located in the inner cavity of the battery pack protective box and is detachably connected.

[0006] Preferably, the positioning and connecting mechanism includes a positioning and fixing block, a positioning and connecting hole, a connecting strap, a positioning and connecting plug plate, an inner movable connecting hole, a triangular positioning block, a limit connecting plate, a damper and an elastic member, both sides of the inner wall of the battery pack protective box are fixedly connected with positioning and fixing blocks, the upper ends of the positioning and fixing blocks are provided with positioning and connecting holes, both sides of the battery pack connecting buckle are fixedly connected with connecting straps, the lower ends of the connecting straps are fixedly connected to the upper ends of the positioning and connecting plug plates, and one side of the positioning and connecting plug plates is provided with inner movable connecting holes.

[0007] Preferably, the rear ends of the triangular positioning blocks are fixedly connected to the limiting connecting plates, the rear ends of the limiting connecting plates are fixedly connected to one end of the damper and the elastic member, the outer wall of the damper is sleeved with an elastic member, and the other ends of the damper and the elastic member are fixedly connected to the rear end of the inner wall of the inner movable connecting hole.

[0008] Preferably, the triangular positioning block and the limiting connecting plate are both located on the inner wall of the inner movable connecting hole and are movable, the outer wall of the positioning connecting plug plate is located on the inner wall of the positioning connecting hole and is engaged, and the triangular positioning block is located at the lower end of the positioning fixed block.

[0009] Preferably, the heat dissipation protection mechanism includes a heat dissipation and flame retardant base, a positioning connecting plate, a heat dissipation and breathable net, a positioning connecting rod, a control motor, a connecting rotating rod, a rotating connecting ring, heat dissipation blades, a connecting threaded bolt and a heat dissipation filter net. The lower end of the battery pack protection box is fixedly connected to the upper end of the heat dissipation and flame retardant base, and the inner wall of the battery pack protection box and the inner wall of the heat dissipation and flame retardant base are interconnected. Positioning connecting plates are fixedly connected to both sides of the inner wall of the heat dissipation and flame retardant base. The heat dissipation and breathable net is located at the upper end of the positioning connecting plate and is positioned by bolts.

[0010] Preferably, the lower end of the inner wall of the heat dissipation and flame retardant base is fixedly connected with a positioning connecting rod, the control motor is located at the lower end of the positioning connecting rod and is positioned, the upper end of the control motor is movably connected to the lower end of the connecting rotating rod, the outer wall of the connecting rotating rod is located on the inner wall of the positioning connecting rod and moves through a bearing, the outer wall of the connecting rotating rod is fixedly connected to the inner wall of the rotating connecting ring, the outer wall of the rotating connecting ring is evenly fixedly connected with heat dissipation blades, the lower end of the outer wall of the connecting threaded bolt is detachably connected to the inner wall of the upper end of the connecting rotating rod through threads, and the inner walls on both sides of the heat dissipation and flame retardant base are fixedly connected with heat dissipation filters.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a flame-retardant battery pack circuit board, which has the following beneficial effects:

[0012] 1. This flame-retardant battery pack circuit board facilitates the positioning of the battery pack connecting buckle and the battery core inside the battery pack protective box through the provided positioning and connecting mechanism. The operation is relatively convenient. The positioning and connecting plug plate is inserted into the positioning and connecting hole, and the triangular positioning block is engaged with the lower end of the positioning and fixing block. The triangular positioning block and the damper and elastic member provided at the rear end of the limiting connecting plate have tension, which will push the triangular positioning block outward, so that the triangular positioning block can be engaged with the lower end of the positioning and fixing block and is not easy to be separated. The limiting connecting plate is convenient for limiting and preventing the triangular positioning block from being separated. When disassembling, you only need to manually pull the battery pack connecting buckle upward with force to disassemble it.

[0013] 2. This flame-retardant battery pack circuit board, through the heat dissipation protection mechanism, is convenient for dissipating the heat of the circuit board and battery core arranged inside the battery pack protection box. It can prevent internal combustion caused by excessive internal heat to a certain extent, and enhance the protection effect. The rotation of the connecting rotating rod is driven by the control motor, thereby controlling the rotation of the heat dissipation blades connected to the rotating connecting ring to achieve the effect of heat dissipation. The heat dissipation breathable net and the positioning connecting plate are positioned by bolts, which is also convenient for subsequent disassembly and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a perspective view of the overall structure of a flame-retardant battery pack circuit board of the present invention.

[0015] Figure 2 It is a partial structural perspective view of a battery pack protection box, a flame retardant protection layer, a positioning connection mechanism and a heat dissipation protection mechanism of a flame retardant battery pack circuit board of the utility model.

[0016] Figure 3 This is a partial structural exploded schematic diagram of a battery pack connecting buckle, a circuit board, a battery core and a positioning connecting mechanism of a flame-retardant battery pack circuit board of the utility model.

[0017] Figure 4 It is a schematic plan view of the internal structure of a heat dissipation and flame retardant base of a flame retardant battery pack circuit board according to the utility model.

[0018] In the figure: 1. battery pack protection box; 2. flame retardant protective layer; 3. positioning connection mechanism; 4. battery pack connection buckle; 5. heat dissipation protection mechanism; 6. circuit board; 7. battery core; 301. positioning fixing block; 302. positioning connection hole; 303. connecting plate; 304. positioning connection plug plate; 305. inner movable connection hole; 306. triangular positioning block; 307. limit connection plate; 308. damper; 309. elastic member; 501. heat dissipation flame retardant base; 502. positioning connection plate; 503. heat dissipation breathable net; 504. positioning connection rod; 505. control motor; 506. connecting rotating rod; 507. rotating connection ring; 508. heat dissipation blade; 509. connecting threaded bolt; 510. heat dissipation filter. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, a flame retardant battery pack circuit board includes a battery pack protective box 1 and a battery core 7. The lower end of the battery pack protective box 1 is fixedly connected with a heat dissipation protection mechanism 5, both ends of the outer wall of the battery core 7 are positioned with battery pack connecting buckles 4, the upper end of the battery pack connecting buckle 4 is fixedly connected with a circuit board 6, both sides of the inner wall of the battery pack protective box 1 are fixedly connected with a positioning connection mechanism 3, the inner wall of the battery pack protective box 1 is fixedly connected with a flame retardant protective layer 2 all around, the battery pack connecting buckle 4 is located in the inner cavity of the battery pack protective box 1 and is detachably connected, the positioning connection mechanism 3 is arranged to facilitate the positioning of the battery pack connecting buckle 4 and the battery core 7 inside the battery pack protective box 1, and disassembly is also relatively convenient.

[0021] Furthermore, the positioning and connecting mechanism 3 includes a positioning and fixing block 301, a positioning and connecting hole 302, a connecting strap 303, a positioning and connecting plug plate 304, an inner movable connecting hole 305, a triangular positioning block 306, a limiting connecting plate 307, a damper 308 and an elastic member 309. The positioning and fixing blocks 301 are fixedly connected to both sides of the inner wall of the battery pack protective box 1, and the upper ends of the positioning and fixing blocks 301 are provided with positioning and connecting holes 302. The connecting straps 303 are fixedly connected to both sides of the battery pack connecting buckle 4, and the lower ends of the connecting straps 303 are fixedly connected to the upper ends of the positioning and connecting plug plates 304. An inner movable connecting hole 305 is provided on one side of the positioning and connecting plug plates 304. The limiting connecting plate 307, the damper 308 and the elastic member 309 are all located in the inner cavity of the inner movable connecting hole 305.

[0022] Furthermore, the rear ends of the triangular positioning blocks 306 are fixedly connected to the limiting connecting plate 307, the rear ends of the limiting connecting plate 307 are fixedly connected to the damper 308 and one end of the elastic member 309, the outer wall of the damper 308 is sleeved with the elastic member 309, and the other ends of the damper 308 and the elastic member 309 are fixedly connected to the rear ends of the inner wall of the inner movable connecting hole 305, thereby enhancing the firmness.

[0023] Furthermore, the triangular positioning block 306 and the limiting connecting plate 307 are both located on the inner wall of the inner movable connecting hole 305 and are movable, the outer wall of the positioning connecting plug plate 304 is located on the inner wall of the positioning connecting hole 302 and is engaged, and the triangular positioning block 306 is located at the lower end of the positioning fixing block 301, which clamps the positioning fixing block 301, thereby preventing the positioning connecting plug plate 304 from detaching from the positioning connecting hole 302.

[0024] Furthermore, the heat dissipation protection mechanism 5 includes a heat dissipation and flame retardant base 501, a positioning and connecting strap 502, a heat dissipation and breathable net 503, a positioning and connecting rod 504, a control motor 505, a connecting rotating rod 506, a rotating connecting ring 507, a heat dissipation blade 508, a connecting threaded bolt 509 and a heat dissipation filter 510. The lower end of the battery pack protection box 1 is fixedly connected to the upper end of the heat dissipation and flame retardant base 501, and the inner wall of the battery pack protection box 1 and the inner wall of the heat dissipation and flame retardant base 501 are interconnected. The positioning and connecting strap 502 are fixedly connected to both sides of the inner wall of the heat dissipation and flame retardant base 501. The heat dissipation and breathable net 503 is located at the upper end of the positioning and connecting strap 502 and is positioned by bolts, which enhances the firmness and facilitates subsequent disassembly.

[0025] Furthermore, the lower end of the inner wall of the heat dissipation and flame retardant base 501 is fixedly connected with a positioning connecting rod 504, the control motor 505 is located at the lower end of the positioning connecting rod 504 and is positioned, the upper end of the control motor 505 is movably connected to the lower end of the connecting rotating rod 506, the outer wall of the connecting rotating rod 506 is located on the inner wall of the positioning connecting rod 504 and moves through a bearing, the outer wall of the connecting rotating rod 506 is fixedly connected to the inner wall of the rotating connecting ring 507, the outer wall of the rotating connecting ring 507 is evenly fixedly connected with heat dissipation blades 508, the lower end of the outer wall of the connecting threaded bolt 509 is detachably connected to the inner wall of the upper end of the connecting rotating rod 506 through threads, and the inner walls on both sides of the heat dissipation and flame retardant base 501 are fixedly connected with heat dissipation filters 510 for easy heat dissipation.

[0026] Working principle: When the battery core 7 and the battery pack connecting buckle 4 need to be positioned inside the battery pack protective box 1, the battery pack connecting buckle 4 and the battery core 7 can be positioned inside the battery pack protective box 1 through the provided positioning connection mechanism 3. The operation is relatively convenient. The positioning connection plug plate 304 is inserted into the positioning connection hole 302. The triangular positioning block 306 is engaged with the lower end of the positioning fixing block 301. The damper 308 and the elastic member 309 provided at the rear end of the triangular positioning block 306 and the limiting connecting plate 307 have tension, which will push the triangular positioning block 306 outward, so that the triangular positioning block 306 can be engaged with the lower end of the positioning fixing block 301 and is not easy to detach. The limiting connecting plate 307 is convenient for limiting and prevents the triangular positioning block 3 06 is detached during activity, and when disassembling, you only need to manually pull the battery pack connecting buckle 4 upwards with force to disassemble it, and the flame retardant protective layer 2 arranged around the inside of the battery pack protective box 1 enhances the flame retardant effect, and then the heat dissipation protection mechanism 5 is arranged to facilitate the heat dissipation of the circuit board 6 and the battery core 7 arranged inside the battery pack protective box 1. To a certain extent, it can prevent internal combustion caused by excessive internal heat and enhance the protection effect. The rotation of the connecting rotating rod 506 is driven by the control motor 505, thereby controlling the rotation of the heat dissipation blade 508 connected to the rotating connecting ring 507 to achieve the effect of heat dissipation, and the heat dissipation breathable net 503 and the positioning connecting strap 502 are positioned by bolts, which is also convenient for subsequent disassembly and maintenance.

[0027] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flame-retardant battery pack circuit board, comprising a battery pack protection box (1) and a battery cell (7), characterized in that: The lower end of the battery pack protection box (1) is fixedly connected to a heat dissipation protection mechanism (5), both ends of the outer wall of the battery core (7) are positioned with battery pack connection buckles (4), the upper end of the battery pack connection buckle (4) is fixedly connected to a circuit board (6), both sides of the inner wall of the battery pack protection box (1) are fixedly connected to positioning connection mechanisms (3), the inner wall of the battery pack protection box (1) is fixedly connected to a flame retardant protection layer (2) all around, and the battery pack connection buckle (4) is located in the inner cavity of the battery pack protection box (1) and is detachably connected.

2. The flame-retardant battery pack circuit board according to claim 1, characterized in that: The positioning connection mechanism (3) comprises a positioning fixing block (301), a positioning connection hole (302), a connecting strap (303), a positioning connection plug plate (304), an inner movable connection hole (305), a triangular positioning block (306), a limit connection plate (307), a damper (308) and an elastic member (309). Both sides of the inner wall of the battery pack protection box (1) are fixedly connected with the positioning fixing block (301), the upper end of each positioning fixing block (301) is provided with a positioning connection hole (302), both sides of the battery pack connection buckle (4) are fixedly connected with the connecting strap (303), the lower end of each connecting strap (303) is fixedly connected to the upper end of the positioning connection plug plate (304), and one side of each positioning connection plug plate (304) is provided with an inner movable connection hole (305).

3. The flame-retardant battery pack circuit board according to claim 2, characterized in that: The rear ends of the triangular positioning blocks (306) are fixedly connected to the limiting connection plates (307), the rear ends of the limiting connection plates (307) are fixedly connected to the dampers (308) and one end of the elastic members (309), the outer wall of the dampers (308) is sleeved with the elastic members (309), and the other ends of the dampers (308) and the elastic members (309) are fixedly connected to the rear ends of the inner walls of the inner movable connection holes (305).

4. The flame-retardant battery pack circuit board according to claim 3, characterized in that: The triangular positioning block (306) and the limiting connecting plate (307) are both located on the inner wall of the inner movable connecting hole (305) and are movable, the outer wall of the positioning connecting plug plate (304) is located on the inner wall of the positioning connecting hole (302) and is engaged, and the triangular positioning block (306) is located at the lower end of the positioning fixed block (301).

5. The flame-retardant battery pack circuit board according to claim 4, characterized in that: The heat dissipation protection mechanism (5) comprises a heat dissipation and flame retardant base (501), a positioning and connecting strap (502), a heat dissipation and ventilation net (503), a positioning and connecting rod (504), a control motor (505), a connecting rotating rod (506), a rotating connecting ring (507), heat dissipation blades (508), a connecting threaded bolt (509) and a heat dissipation filter net (510); the lower end of the battery pack protection box (1) is fixedly connected to the upper end of the heat dissipation and flame retardant base (501); the inner wall of the battery pack protection box (1) and the inner wall of the heat dissipation and flame retardant base (501) are mutually connected; the inner walls of the heat dissipation and flame retardant base (501) are fixedly connected to the positioning and connecting straps (502) on both sides of the inner wall; the heat dissipation and ventilation net (503) is located at the upper end of the positioning and connecting straps (502) and is positioned by bolts.

6. The flame-retardant battery pack circuit board according to claim 5, characterized in that: The lower end of the inner wall of the heat dissipation and flame retardant base (501) is fixedly connected with a positioning connecting rod (504); the control motor (505) is located at the lower end of the positioning connecting rod (504) and is positioned; the upper end of the control motor (505) is movably connected to the lower end of the connecting rotating rod (506); the outer wall of the connecting rotating rod (506) is located on the inner wall of the positioning connecting rod (504) and is movable through a bearing; the outer wall of the connecting rotating rod (506) is fixedly connected with the inner wall of the rotating connecting ring (507); the outer wall of the rotating connecting ring (507) is evenly fixedly connected with heat dissipation blades (508); the lower end of the outer wall of the connecting threaded bolt (509) is detachably connected to the inner wall of the upper end of the connecting rotating rod (506) through a thread; and the inner walls on both sides of the heat dissipation and flame retardant base (501) are fixedly connected with heat dissipation filters (510).

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