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CN-224210910-U - Protection device for charging battery of electric vehicle

CN224210910UCN 224210910 UCN224210910 UCN 224210910UCN-224210910-U

Abstract

The utility model relates to the field of battery charging protection devices and discloses a protection device for charging an electric vehicle battery, which comprises a charging cabinet, wherein the front part of the charging cabinet is rotationally connected with a cabinet door, the rear part of the charging cabinet is fixedly connected with a ventilating plate, the front surface of the ventilating plate is provided with a fan, the front part of the inner wall of the charging cabinet is fixedly connected with a limiting block, the inner wall of the charging cabinet is provided with a fixing component, and the inner wall of the ventilating plate is provided with a shielding component. According to the utility model, when a user places the battery on the fixed plate to charge the battery through the shielding component, the battery can press the fixed plate to enable the fixed plate to move downwards, and then the shielding plate is driven to move downwards to leak out of the ventilation groove on the ventilation plate, so that the heat dissipation performance of the battery is not affected when the battery is charged, the charging cabinet can protect the inner space relatively clean in a daily state, dust, rainwater and the like are prevented from entering, and the safety of the device is improved.

Inventors

  • Yu Yunqin
  • MIN DA

Assignees

  • 四川美邦五羊电动车有限公司

Dates

Publication Date
20260508
Application Date
20250507

Claims (8)

  1. 1. The protection device for charging the electric vehicle battery comprises a charging cabinet (1) and is characterized in that a cabinet door (2) is rotatably connected to the front part of the charging cabinet (1), a ventilating plate (7) is fixedly connected to the rear part of the charging cabinet (1), a fan (6) is arranged on the front surface of the ventilating plate (7), a limiting block (4) is fixedly connected to the front part of the inner wall of the charging cabinet (1), a fixing assembly (8) is arranged on the inner wall of the charging cabinet (1), and a shielding assembly (3) is arranged on the inner wall of the ventilating plate (7); The shielding assembly (3) comprises a fixing frame (31), the upper surface of the front inner wall of the fixing frame (31) and a limiting block (4) is elastically connected through a pushing spring (35), the left end and the right end of the rear surface of the fixing frame (31) are fixedly connected with connecting rods (32), the two groups of connecting rods (32) are fixedly connected through shielding plates (34), the lower parts of the connecting rods (32) are elastically connected with the inner wall of a ventilating plate (7) through supporting springs (33), batteries (5) are placed on the inner wall of the fixing frame (31), and ventilating grooves are formed in the inner wall of the ventilating plate (7) and are multiple groups.
  2. 2. The protection device for electric vehicle battery charging according to claim 1, wherein the connecting rod (32) is provided in an L-shape.
  3. 3. The protection device for charging the electric vehicle battery according to claim 1, wherein the fixing component (8) comprises a protection box (81), the right surface of the protection box (81) is fixedly connected to the inner wall of the charging cabinet (1), and an inserting block (83) is slidably connected to the inner wall of the protection box (81).
  4. 4. The protection device for electric vehicle battery charging according to claim 3, wherein the left portion of the plug (83) is provided as a slope.
  5. 5. The protection device for charging an electric vehicle battery according to claim 4, wherein the right surface of the fixing frame (31) is provided with a slot (85), and the outer wall of the plug (83) is inserted into the inner wall of the slot (85).
  6. 6. The protection device for electric vehicle battery charging according to claim 5, wherein the plug (83) is elastically connected to the protection case (81) by a return spring (82).
  7. 7. The protection device for charging an electric vehicle battery according to claim 6, wherein a pull plate (84) is fixedly connected to a front surface of the insert block (83).
  8. 8. The protection device for charging the electric vehicle battery according to claim 1, wherein the inner wall of the fixing frame (31) is fixedly connected with a plurality of groups of supporting rods, and the plurality of groups of supporting rods are arranged at intervals.

Description

Protection device for charging battery of electric vehicle Technical Field The utility model relates to the field of battery charging protection devices, in particular to a protection device for charging an electric vehicle battery. Background The battery charging protection device for the electric vehicle is equipment for guaranteeing charging safety and prolonging service life of the battery, can provide effects of protecting dust, isolating outside humid air and the like in a charging process, has the functions of short circuit protection and the like, avoids the battery from being damaged due to abnormal charging, and improves charging safety and service life of the battery. Under the prior art, most electric vehicle battery charging cabinets are at daily time, and the ventilation board at back often is long-time open-up state in order to provide the heat dissipation space, but at this in-process, the inside dust that has of charging cabinet is blown into or the rainwater enters into inside, and then leads to the risk of interface failure and the short circuit of charging, and the security is relatively poor, for this reason proposes an electric vehicle battery to charge with protection device and solves above-mentioned problem. Disclosure of utility model In order to make up for the defects, the utility model provides a protection device for charging batteries of electric vehicles, and aims to solve the problems that dust is blown into a charging cabinet or rainwater enters the charging cabinet, so that the charging interface is in failure and short circuit, and the safety is poor in the prior art. In order to achieve the purpose, the protection device for charging the electric vehicle battery comprises a charging cabinet, wherein the front part of the charging cabinet is rotationally connected with a cabinet door, the rear part of the charging cabinet is fixedly connected with a ventilating plate, the front surface of the ventilating plate is provided with a fan, the front part of the inner wall of the charging cabinet is fixedly connected with a limiting block, the inner wall of the charging cabinet is provided with a fixing component, the inner wall of the ventilating plate is provided with a shielding component, the shielding component comprises a fixing frame, the inner wall of the front part of the fixing frame is elastically connected with the upper surface of the limiting block through a pushing spring, the left end and the right end of the rear surface of the fixing frame are fixedly connected with connecting rods, the two groups of connecting rods are fixedly connected with the inner wall of the ventilating plate through a supporting spring, the inner wall of the fixing frame is provided with batteries, and the inner wall of the ventilating plate is provided with ventilating grooves and the number of the ventilating plates is multiple groups. As a further description of the above technical solution: The connecting rod is arranged in an L shape. As a further description of the above technical solution: The fixed subassembly includes the protection box, the right surface fixed connection of protection box is at the inner wall of cabinet that charges, the inner wall sliding connection of protection box has the inserted block. As a further description of the above technical solution: the left part of the insertion block is provided with a slope. As a further description of the above technical solution: The right surface of mount is provided with the slot, the outer wall of inserted block is pegged graft at the inner wall of slot. As a further description of the above technical solution: the insert block is elastically connected with the protection box through a reset spring. As a further description of the above technical solution: the front surface of the insertion block is fixedly connected with a pulling plate. As a further description of the above technical solution: the inner wall fixedly connected with bracing piece of mount just quantity is the multiunit, multiunit the bracing piece interval sets up. The utility model has the following beneficial effects: 1. According to the utility model, when a user places the battery on the fixed plate to charge the battery through the shielding component, the battery can press the fixed plate to enable the fixed plate to move downwards, and then the shielding plate is driven to move downwards to leak out of the ventilation groove on the ventilation plate, so that the heat dissipation performance of the battery is not affected when the battery is charged, the charging cabinet can protect the inner space relatively clean in a daily state, dust, rainwater and the like are prevented from entering, and the safety of the device is improved. 2. According to the utility model, after the charging of a user is completed through the fixing component, the fixing plate moves upwards under the action of the supporting spring and the pushing spring, and at the moment