CN216213776U - Small power battery with good heat dissipation performance - Google Patents

Abstract

The utility model discloses a small power battery with good heat dissipation performance, which comprises a shell, wherein a fixing mechanism is fixedly connected between an upper shell wall and a lower shell wall of the shell together, a battery body is clamped in the fixing mechanism, heat dissipation fans are fixedly connected to the middle parts of a left shell wall and a right shell wall of the shell in an inserting mode, dust screens are fixedly connected to opposite surfaces of the two heat dissipation fans, a shell cover is fixedly connected to the front end of the shell through bolts, heat dissipation mechanisms are movably connected to the middle parts of the front end of the shell cover and the middle part of the rear shell wall of the shell in an inserting mode, and mounting blocks are fixedly connected to the lower parts of the left end and the right end of the shell. According to the small power battery with good heat dissipation performance, the fixing mechanism is arranged, the protection effect can be achieved, the use of the small power battery is ensured, the heat dissipation effect of the small power battery is enhanced through the heat dissipation mechanism and the heat conduction mechanism, the heat dissipation efficiency is improved, and the small power battery is suitable for wide use.

Description

A small power battery with good heat dissipation

technical field

The utility model relates to the technical field of batteries, in particular to a small power battery with good heat dissipation.

Background technique

The power battery is the power source that provides the power source for the tool. It mostly refers to the battery that provides power for electric vehicles, electric trains, electric bicycles, and golf carts. It is mainly different from the starting battery used for starting the car engine. Lead-acid battery, open tubular lead-acid battery and lithium iron phosphate battery, small power battery is the power battery for driving small tools, the size is small, generally lithium iron battery, the interior is composed of positive electrode, negative electrode, electrolyte, diaphragm , There are at least the following disadvantages in the use of the existing small power battery: 1. The existing small power battery is usually stored in the battery case, and the battery is easy to collide with the inner wall of the case, resulting in damage to the battery and affecting the use of the battery. 2. The heat dissipation performance of the existing small power battery is poor, and the temperature is too high during long-term operation, which affects the service life of the small power battery. Therefore, we introduce a good heat dissipation Small power battery.

Utility model content

The main purpose of the present invention is to provide a small power battery with good heat dissipation, which can effectively solve the problems in the background technology.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

A small power battery with good heat dissipation includes a casing, a fixing mechanism is fixedly connected between the upper casing wall and the lower casing wall of the casing, and a battery body is clamped in the fixing mechanism, and the casing is The middle part of the left shell wall and the middle part of the right shell wall are interspersed and fixedly connected with a cooling fan, the opposite sides of the two cooling fans are fixedly connected with a dustproof net, and the front end of the shell is fixedly connected with a shell cover by bolts, so The middle part of the front end of the shell cover and the middle part of the rear shell wall of the shell are interspersed and movably connected with a heat dissipation mechanism, and the lower part of the left end and the lower part of the right end of the shell are fixedly connected with mounting blocks.

Preferably, the fixing mechanism includes a fixing plate, there are two fixing plates, the four corners of the opposite surfaces of the two fixing plates are fixedly connected with movable rods, and the upper end and the lower side of the four movable rods on the upper side are fixedly connected. The lower ends of the four movable rods are inserted and movably connected with fixed cylinders, and the ends of the eight fixed cylinders away from the movable rods are all fixedly connected with the upper shell wall and the lower shell wall of the shell, respectively. A number of compression springs are fixedly connected, and the ends of the several compression springs away from the fixing plate are fixedly connected to the upper shell wall and the lower shell wall of the casing respectively, and the left parts of the opposite surfaces of the two fixing plates are fixedly connected. Limiting rods are interspersed movably connected with the right part of the opposite surface, and the upper and lower ends of the two limiting rods are respectively fixedly connected with the upper and lower shell walls of the casing.

Preferably, the heat dissipation mechanism includes a heat dissipation plate, the upper rear end and the lower rear end of the heat dissipation plate are fixedly connected with a heat conduction mechanism, and a number of heat dissipation fins are interspersed and movably connected to the middle front end of the heat dissipation plate.

Preferably, the heat-conducting mechanism includes a heat-conducting plate, a plurality of heat-conducting columns are fixedly connected to the front and middle of the heat-conducting plate, and heat-conducting springs are sleeved at the rear of the outer surfaces of the plurality of heat-conducting columns. The front ends of the heat-conducting blocks penetrate through the rear end of the shell cover and are fixedly connected with heat-conducting blocks, and the front-ends of the heat-conducting blocks are all fixedly connected with the rear ends of the heat dissipation plates.

Preferably, a plurality of rubber particles are fixedly connected to one end of the opposite surfaces of the two fixing plates, and the outer surfaces of the two fixing plates are both in contact with the inner shell wall of the casing.

Preferably, the diameter length of the front end surfaces of several of the heat conducting blocks is greater than the diameter length of the rear end surfaces thereof.

Compared with the prior art, the utility model has the following beneficial effects:

1. In the present utility model, the stability of the fixed plate is improved by the setting of the fixing mechanism, the limit of the limit rod and the support of the movable rod, and the elasticity of the squeezing spring can push the two fixed plates to carry out the battery operation. Clamping and fixing can buffer and protect the battery, prevent the battery from colliding with the inner wall of the casing, resulting in battery damage, and ensure the use of small power batteries;

2. In the present invention, by setting the heat dissipation mechanism and the heat conduction mechanism, the heat conduction plate can be pushed to contact the battery through the elasticity of the heat conduction spring, so as to facilitate the heat conduction of the battery, and then the heat can be quickly dissipated through the heat conduction column. Each heat sink strengthens the heat dissipation effect, effectively improves the heat dissipation efficiency, and avoids the overheating of the battery, thereby prolonging the service life of the small power battery.

Description of drawings

1 is a schematic diagram of the overall structure of a small power battery with good heat dissipation of the present invention;

2 is a schematic diagram of the overall structure of the fixing mechanism of a small power battery with good heat dissipation according to the present invention;

3 is a schematic diagram of the overall structure of the heat dissipation mechanism of a small power battery with good heat dissipation according to the present invention;

4 is a schematic diagram of the overall structure of the heat conduction mechanism of a small power battery with good heat dissipation according to the present invention.

In the figure: 1. Shell; 2. Fixing mechanism; 3. Cooling fan; 4. Dust filter; 5. Shell cover; 6. Cooling mechanism; 7. Battery body; 8. Mounting block; 21. Fixing plate; 22 , movable rod; 23, fixed cylinder; 24, squeeze spring; 25, limit rod; 61, heat sink; 62, heat conduction mechanism; 63, heat sink; 621, heat conduction plate; 622, heat conduction column; 623, heat conduction block ; 624, thermal spring.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example

Please refer to Figures 1-4, the utility model provides a technical solution:

A small power battery with good heat dissipation includes a casing 1, a fixing mechanism 2 is fixedly connected between the upper casing wall and the lower casing wall of the casing 1, and a battery body 7 is clamped in the fixing mechanism 2, and the casing 1 The middle part of the left shell wall and the middle part of the right shell wall are interspersed and fixedly connected with a cooling fan 3, the opposite surfaces of the two cooling fans 3 are fixedly connected with a dustproof net 4, and the front end of the shell 1 is fixedly connected with a shell cover 5 by bolts. The middle part of the front end of the shell cover 5 and the middle part of the rear shell wall of the shell 1 are interspersed and movably connected with a heat dissipation mechanism 6 , and the lower part of the left end and the lower part of the right end of the shell 1 are fixedly connected with a mounting block 8 .

In this embodiment, the fixing mechanism 2 includes a fixing plate 21 , two fixing plates 21 are provided, and the four corners of the opposite surfaces of the two fixing plates 21 are fixedly connected with movable rods 22 , and the upper ends and the lower sides of the four movable rods 22 on the upper side are fixedly connected. The lower ends of the four movable rods 22 are inserted and movably connected with fixed cylinders 23, and the ends of the eight fixed cylinders 23 away from the movable rods 22 are respectively fixedly connected with the upper shell wall and the lower shell wall of the housing 1, and the two fixed plates 21. A number of compression springs 24 are fixedly connected in the middle of the opposite surface, and the ends of the plurality of compression springs 24 away from the fixing plate 21 are fixedly connected to the upper shell wall and the lower shell wall of the housing 1 respectively, and the two fixing plates 21 Between the left part of the opposite surface and the right part of the opposite surface, limit rods 25 are interspersed and connected together, and the upper and lower ends of the two limit rods 25 are fixedly connected to the upper and lower shell walls of the housing 1 respectively. The opposite ends of the two fixing plates 21 are fixedly connected with a number of rubber particles, and the rubber particles can increase the contact area between the fixing plate 21 and the battery body 7, which is convenient for fixing the battery body 7, and the two fixing plates 21 The outer surface of the battery is in contact with the inner shell wall of the casing 1, which can limit the position of the fixing plate 21; by squeezing the elasticity of the spring 24, the fixing effect of the fixing plate 21 on the battery body 7 is strengthened, and it can also The battery body 7 performs buffer protection.

In this embodiment, the heat dissipation mechanism 6 includes a heat dissipation plate 61, the upper rear end and the lower rear end of the heat dissipation plate 61 are fixedly connected with a heat conduction mechanism 62, and a number of heat dissipation fins 63 are interspersed and movably connected to the middle of the front end of the heat dissipation plate 61; 62 includes a heat-conducting plate 621, the front and middle of the heat-conducting plate 621 are fixedly connected with a number of heat-conducting columns 622, and the rear parts of the outer surfaces of the plurality of heat-conducting columns 622 are sleeved with heat-conducting springs 624, and the front ends of the plurality of heat-conducting columns 622 penetrate through the shell cover The rear end of 5 is fixedly connected with a heat conduction block 623, and the front ends of several heat conduction blocks 623 are fixedly connected with the rear end of the heat dissipation plate 61; The contact area between the heat-conducting block 623 and the heat-dissipating plate 61 is increased, thereby enhancing the heat-conducting effect; by setting several heat-dissipating fins 63, the contact area between the heat-dissipating plate 61 and the air can be increased, and the heat-dissipating effect of the heat-dissipating plate 61 can be effectively strengthened; Through the elasticity of the heat-conducting spring 624, the heat-conducting plate 621 can always be in contact with the battery body 7, thereby facilitating heat-conducting and heat-dissipating the small power battery.

It should be noted that the utility model is a small power battery with good heat dissipation. During use, the battery body 7 is first placed between the two fixing plates 21, and then the elasticity of the squeezing spring 24 can be pushed The battery body 7 is clamped and fixed by the two fixing plates 21 , and the stability of the fixing plate 21 is improved by the limit of the limit rod 25 and the support of the movable rod 22 , thereby enhancing the fixing effect of the battery body 7 . The battery body 7 will not be shaken in the casing 1, which can prevent the battery body 7 from colliding with the inner wall of the casing 1 and cause damage to the battery body 7, ensuring the use of the small power battery, and when the small power battery is used When a drop occurs, the elastic force of the squeezing spring 24 and the expansion and contraction of the movable rod 22 in the fixed cylinder 23 can play a buffering and protection role for the battery body 7, and then the shell cover 5 is installed on the shell 1 by bolts. At this time, through the elasticity of the heat-conducting spring 624, the heat-conducting plate 621 can be pushed into contact with the battery body 7, which is beneficial for the heat-conducting plate 621 to conduct heat to the battery body 7, and the heat can be quickly transmitted through the transmission of the heat-conducting column 622 and the heat-conducting block 623. into the heat dissipation plate 61, and then through a number of heat dissipation fins 63 can speed up the heat dissipation, and then cooperate with the heat dissipation through the heat dissipation fan 3, the heat dissipation effect of the small power battery is strengthened, the heat dissipation efficiency is effectively improved, and the battery body 7 can be avoided. Excessive temperature occurs, extending the life of the small power battery.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A small power battery with good heat dissipation performance comprises a shell (1), and is characterized in that: common fixedly connected with fixed establishment (2) between the upper casing wall of casing (1) and the lower casing wall, cell body (7) are held to clip in fixed establishment (2), fixedly connected with radiator-fan (3) all alternate in left casing wall middle part and right casing wall middle part of casing (1), two equal fixedly connected with dust screen (4) of opposite face of radiator-fan (3), bolt fixedly connected with cap (5) are passed through to the front end of casing (1), swing joint has heat dissipation mechanism (6) all alternate in the front end middle part of cap (5) and the back casing wall middle part of casing (1), the equal fixedly connected with installation piece (8) in left end lower part and the right-hand member lower part of casing (1).

2. The small power battery with good heat dissipation performance as set forth in claim 1, wherein: the fixing mechanism (2) comprises two fixing plates (21), the four corners of the opposite surfaces of the two fixing plates (21) are fixedly connected with movable rods (22), the upper ends of the four movable rods (22) at the upper side and the lower ends of the four movable rods (22) at the lower side are movably connected with fixed cylinders (23) in an inserting manner, one ends of the eight fixed cylinders (23) far away from the movable rods (22) are fixedly connected with the upper shell wall and the lower shell wall of the shell (1) respectively, the middle parts of the opposite surfaces of the two fixing plates (21) are fixedly connected with a plurality of extrusion springs (24), one ends of the extrusion springs (24) far away from the fixing plates (21) are fixedly connected with the upper shell wall and the lower shell wall of the shell (1) respectively, and the left parts and right parts of the opposite surfaces of the two fixing plates (21) are movably connected with limiting rods (25) in an inserting manner together, the upper ends and the lower ends of the two limiting rods (25) are respectively fixedly connected with the upper shell wall and the lower shell wall of the shell (1).

3. The small power battery with good heat dissipation performance as set forth in claim 1, wherein: the heat dissipation mechanism (6) comprises a heat dissipation plate (61), the upper portion of the rear end of the heat dissipation plate (61) and the lower portion of the rear end of the heat dissipation plate are fixedly connected with a heat conduction mechanism (62), and a plurality of heat dissipation fins (63) are inserted into the middle of the front end of the heat dissipation plate (61) in a penetrating and movable mode.

4. A small power battery with good heat dissipation performance as set forth in claim 3, wherein: heat-conducting mechanism (62) include heat-conducting plate (621), a plurality of heat conduction post (622) of the front end middle part fixedly connected with of heat-conducting plate (621), a plurality of heat conduction spring (624) have all been cup jointed to the surface rear portion of heat conduction post (622), a plurality of the rear end and the fixedly connected with heat conduction piece (623) of cap (5), a plurality of all run through the front end of heat conduction post (622) the rear end fixed connection of heat conduction piece (623) all with heating panel (61).

5. The small power battery with good heat dissipation performance as set forth in claim 2, wherein: one end of each of the opposite surfaces of the two fixing plates (21) is fixedly connected with a plurality of rubber particles, and the outer surfaces of the two fixing plates (21) are in contact with the inner shell wall of the shell (1).

6. The small power battery with good heat dissipation performance of claim 4, wherein: the diameter length of the front end surface of each heat conduction block (623) is larger than that of the rear end surface thereof.

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