CN211238340U

CN211238340U - Electric motor car battery protector

Info

Publication number: CN211238340U
Application number: CN202020032630.8U
Authority: CN
Inventors: 宋广杰
Original assignee: Guoda Tianjin Technology Development Co ltd
Current assignee: Guoda Tianjin Technology Development Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-11
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses an electric vehicle battery protection device, including mounting groove and casing, the casing is located the mounting groove, the symmetry is provided with two buffer boards in the mounting groove, the outer wall of buffer board evenly is provided with a plurality of buffer gear, the inner wall of mounting groove is provided with the rubber pad, the inner wall bottom fixedly connected with supporting shoe of mounting groove, the inner wall bottom center department of mounting groove runs through and is provided with the air-supply line, the inner wall fixedly connected with heat dissipation fan of air-supply line; the utility model discloses a setting is cross interior wind channel, outer wind channel, air inlet duct, heat dissipation fan, exhaust pipe etc. has effectively increased the surface area of casing, separates four battery body simultaneously, carries out effectual heat dissipation to four battery bodies simultaneously at the in-process accessible heat dissipation fan that traveles or charge when the electric motor car, can avoid the performance degradation that battery body caused because of overheated and the phenomenon of taking place the spontaneous combustion, excellent in use effect.

Description

Electric motor car battery protector

Technical Field

The utility model relates to a battery protector specifically is an electric motor car battery protector.

Background

The electric bicycle is an electromechanical integrated personal transportation tool which is provided with a motor, a controller, a storage battery, a rotating handle brake handle and other operation parts and a display instrument system on the basis of a common bicycle by taking the storage battery as an auxiliary energy source.

The battery is the important part of electric motor car, and its power and the continuation of the journey mileage that directly influences this electric motor car, therefore the electric motor car all is equipped with protector in order to protect the battery usually, however current battery protector design is reasonable inadequately, the structure is not optimized to the greatest extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car battery protector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an electric motor car battery protector, includes mounting groove and casing, the casing is located the mounting groove, the symmetry is provided with two buffer boards in the mounting groove, the outer wall of buffer board evenly is provided with a plurality of buffer gear, the inner wall of mounting groove is provided with the rubber pad, the inner wall bottom fixedly connected with supporting shoe of mounting groove, the inner wall bottom center department of mounting groove runs through and is provided with the air-supply line, the inner wall fixedly connected with heat dissipation fan of air-supply line, the inner wall bottom symmetry of mounting groove runs through and is provided with a plurality of exhaust pipes, the inside of casing evenly is provided with four battery bodies, the inside of casing is provided with the interior wind channel that runs through, four outer wall middle parts of casing all are provided with outer wind channel, the bottom of.

As a further aspect of the present invention: the air inlet end of the air inlet groove is abutted to the air outlet end of the air inlet pipe, the air inlet groove is communicated with the inner air duct, the inner air duct is cross-shaped, the inner air duct is located among the four battery bodies, and four openings of the inner air duct are communicated with the corresponding outer air duct.

As a further aspect of the present invention: the relative outer wall in casing both sides is the slope setting, two the buffer board is the slope setting of symmetry, the slope of buffer board is the same with the slope of casing outer wall.

As a further aspect of the present invention: buffer gear includes the sleeve, telescopic inside is provided with spring and stopper, the both ends of spring offset with the lateral wall of stopper and telescopic inner wall respectively, telescopic one end is run through and is provided with the connecting rod, the one end of connecting rod and the outer wall fixed connection of buffer board, the other end of connecting rod and the outer wall fixed connection of stopper.

As a further aspect of the present invention: the top of the shell is symmetrically embedded and hinged with two handles.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a more reasonable, the structure is optimized more, is cross interior wind channel, outer wind channel, intake stack, heat dissipation fan, exhaust pipe etc. through the setting, has effectively increased the surface area of casing, separates four battery bodies simultaneously, carries out effectual heat dissipation to four battery bodies simultaneously at the in-process accessible heat dissipation fan that traveles or charge when the electric motor car, can avoid the battery body because of overheated performance decline that causes and the phenomenon of taking place the spontaneous combustion, excellent in use effect.

2. The utility model discloses a set up buffer board, buffer gear, rubber pad etc. when the electric motor car traveles and produces the vibration, can compress the spring through the connecting rod with the buffer board of casing outer wall laminating, and the soft rubber pad of cooperation carries out effectual absorption to the impact that the vibration produced, avoids the battery body to receive the damage.

Drawings

Fig. 1 is a schematic structural diagram of a battery protection device for an electric vehicle.

Fig. 2 is a schematic structural diagram of a housing in a battery protection device of an electric vehicle.

Fig. 3 is a partially enlarged view of fig. 1.

Fig. 4 is a schematic structural diagram of a housing in a battery protection device for an electric vehicle.

Wherein, 1, mounting groove; 11. a rubber pad; 12. a support block; 2. a buffer plate; 3. a buffer mechanism; 31. a sleeve; 32. a spring; 33. a limiting block; 34. a connecting rod; 4. a housing; 41. a handle; 42. an inner air duct; 43. an outer air duct; 44. an air inlet groove; 45. a battery body; 5. an air inlet pipe; 51. a heat dissipation fan; 6. an exhaust pipe.

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.

Please refer to fig. 1-4, in the embodiment of the utility model, an electric vehicle battery protection device, including mounting groove 1 and casing 4, casing 4 is located mounting groove 1, the symmetry is provided with two buffer boards 2 in mounting groove 1, the outer wall of buffer board 2 evenly is provided with a plurality of buffer gear 3, the inner wall of mounting groove 1 is provided with rubber pad 11, the inner wall bottom fixedly connected with supporting shoe 12 of mounting groove 1, inner wall bottom center department of mounting groove 1 runs through and is provided with air-supply line 5, the inner wall fixedly connected with heat dissipation fan 51 of air-supply line 5, the inner wall bottom symmetry of mounting groove 1 runs through and is provided with a plurality of exhaust pipes 6, casing 4's inside evenly is provided with four battery bodies 45, casing 4's inside is provided with the interior wind channel 42 that runs through, four outer wall middle parts of casing 4 all are provided with outer wind.

The air inlet end of the air inlet groove 44 is abutted against the air outlet end of the air inlet pipe 5, the air inlet groove 44 is communicated with the inner air duct 42, the inner air duct 42 is cross-shaped, the inner air duct 42 is positioned among the four battery bodies 45, four openings of the inner air duct 42 are communicated with the corresponding outer air duct 43, the surface area of the shell 4 is directly increased through the design of the cross-shaped inner air duct 42, the four battery bodies 45 are separated, when the electric vehicle runs or is charged, the heat dissipation fan 51 can be started, air is sucked in through the air inlet pipe 5, the air is guided into the inner air duct 42 through the air inlet groove 44 and is exhausted through the outer air duct 43 and the exhaust pipe 6, the four battery bodies 45 can be effectively dissipated heat at the same time, and the performance reduction and spontaneous combustion phenomena of the battery bodies 45 caused by overheating can be avoided.

The relative outer wall in casing 4 both sides is the slope setting, and two buffer board 2 are the slope setting of symmetry, and the slope of buffer board 2 is the same with the slope of casing 4 outer wall.

Buffer gear 3 includes sleeve 31, the frame fixed connection of sleeve 31 and electric motor car, the inside of sleeve 31 is provided with spring 32 and stopper 33, the both ends of spring 32 offset with the lateral wall of stopper 33 and the inner wall of sleeve 31 respectively, the one end of sleeve 31 runs through and is provided with connecting rod 34, the one end of connecting rod 34 and the outer wall fixed connection of buffer board 2, the other end of connecting rod 34 and the outer wall fixed connection of stopper 33, through two buffer boards 2, buffer gear 3 and rubber pad 11's mating reaction, can play good cushioning effect to casing 4, the impact that the vibration that produces when reducing the electric motor car operation led to the fact battery body 45, effectively avoid battery body 45 to receive the damage.

The top of the shell 4 is symmetrically embedded and hinged with two handles 41, and the shell 4 can be conveniently taken out from the mounting groove 1 through the two handles 41.

The utility model discloses a theory of operation is:

the surface area of the shell 4 is directly increased through the design of the cross-shaped inner air duct 42, and the four battery bodies 45 are separated, when the electric vehicle runs or is charged, the heat dissipation fan 51 can be started, air is sucked in through the air inlet pipe 5, air is guided into the inner air duct 42 through the air inlet groove 44 and is discharged through the outer air duct 43 by the exhaust pipe 6, effective heat dissipation can be simultaneously carried out on the four battery bodies 45, the performance reduction and spontaneous combustion caused by overheating of the battery bodies 45 are avoided, when the electric vehicle runs and vibrates, the buffer plate 2 attached to the outer wall of the shell 4 can compress the spring 32 through the connecting rod 34, the soft rubber pad 11 is matched to effectively absorb impact generated by vibration, and the battery bodies 45 are prevented from being damaged.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an electric motor car battery protector, includes mounting groove (1) and casing (4), its characterized in that: the battery box is characterized in that the shell (4) is positioned in the mounting groove (1), two buffer plates (2) are symmetrically arranged in the mounting groove (1), a plurality of buffer mechanisms (3) are uniformly arranged on the outer wall of each buffer plate (2), a rubber pad (11) is arranged on the inner wall of the mounting groove (1), a supporting block (12) is fixedly connected to the bottom of the inner wall of the mounting groove (1), an air inlet pipe (5) penetrates through the center of the bottom of the inner wall of the mounting groove (1), a heat dissipation fan (51) is fixedly connected to the inner wall of the air inlet pipe (5), a plurality of exhaust pipes (6) are symmetrically arranged on the bottom of the inner wall of the mounting groove (1), four battery bodies (45) are uniformly arranged in the shell (4), a penetrating inner air duct (42) is arranged in the shell (4), and an outer air duct (43) is arranged in the, an air inlet groove (44) is formed in the bottom of the shell (4).

2. The battery protection device for the electric vehicle according to claim 1, wherein: the air inlet end of the air inlet groove (44) is abutted to the air outlet end of the air inlet pipe (5), the air inlet groove (44) is communicated with the inner air duct (42), the inner air duct (42) is cross-shaped, the inner air duct (42) is located among the four battery bodies (45), and the four openings of the inner air duct (42) are communicated with the corresponding outer air duct (43).

3. The battery protection device for the electric vehicle according to claim 1, wherein: the relative outer wall in casing (4) both sides is the slope setting, two buffer board (2) are the slope setting of symmetry, the slope of buffer board (2) is the same with the slope of casing (4) outer wall.

4. The battery protection device for the electric vehicle according to claim 1, wherein: buffer gear (3) include sleeve (31), the inside of sleeve (31) is provided with spring (32) and stopper (33), the both ends of spring (32) offset with the lateral wall of stopper (33) and the inner wall of sleeve (31) respectively, the one end of sleeve (31) is run through and is provided with connecting rod (34), the one end of connecting rod (34) and the outer wall fixed connection of buffer board (2), the other end of connecting rod (34) and the outer wall fixed connection of stopper (33).

5. The battery protection device for the electric vehicle according to claim 1, wherein: the top of the shell (4) is symmetrically embedded and hinged with two handles (41).