CN219393813U

CN219393813U - Battery pack output interface anti-drop protection device

Info

Publication number: CN219393813U
Application number: CN202223411260.7U
Authority: CN
Inventors: 郑泽建; 林宇
Original assignee: GUANGZHOU REACH MICRO-ELECTRONICS TECHNOLOGY CO LTD
Current assignee: GUANGZHOU REACH MICRO-ELECTRONICS TECHNOLOGY CO LTD
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-07-21
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses an anti-drop protection device for an output interface of a battery pack, which is characterized in that a lower interface is fixedly connected with an inner wall of one side of an upper cover of the battery pack through screws, an upper interface is sleeved on an inner wall of one side of the upper end of the lower interface, an anti-drop mechanism is arranged inside the lower interface and the upper interface and used for connecting the output interface of the battery pack with a fixed plug, and a first rubber sealing gasket is arranged on one side of the upper interface, and the anti-drop protection device has the following advantages: can aim at the group battery upper cover on the group battery base fast under the cooperation of locating frame and constant head tank, can seal the group battery upper cover and the group battery base department of meeting through the second rubber seal pad, when the group battery is when using, pull first locking lever and second locking lever through rotating the bull stick to this operation is convenient for the personnel hand with last interface insert down in the interface, promote first locking lever and second locking lever respectively through first spring and second spring for first locking lever and second locking lever insert in the fore shaft, effectively prevent interface connection problem that drops.

Description

Battery pack output interface anti-drop protection device

Technical Field

The utility model relates to the technical field of battery packs, in particular to an anti-falling protection device for an output interface of a battery pack.

Background

The battery packs are connected in series and in parallel, the voltage of each battery is required to be the same by the battery packs connected in parallel, the output voltage is equal to the voltage of one battery, the battery packs connected in parallel can provide stronger current, the battery packs connected in series have no excessive requirements, and the battery packs used by the battery truck are provided with output interfaces for conveniently connecting external plugs.

The current group battery output interface that the storage battery car used is female socket of recess shape usually, then the direct insertion plug communicates the power, because can produce the condition of jolting in the process, has group battery output interface and the plug of being connected to appear becoming flexible and drop the condition, and at general group battery output interface direct connection plug to the rainwater is got into from interface gap easily, thereby exists the potential safety hazard.

Disclosure of Invention

The utility model aims to solve the technical problems that a battery pack output interface used for a battery car at present is usually a female socket with a groove shape, and then a plug is directly inserted into the female socket to be communicated with a power supply, so that the battery pack output interface and the connected plug are loose and fall off due to bumping in the process, and the plug is directly connected with the battery pack output interface in the normal process, so that rainwater is easy to enter from an interface gap, and potential safety hazards exist, and the battery pack output interface fall-off prevention protection device is provided, so that the problems are solved.

The technical scheme adopted for solving the technical problems is as follows: a battery pack output interface anti-drop protection device, comprising: the battery pack upper cover, battery pack upper cover one side inner wall screw fixedly connected with lower interface, interface has been cup jointed to lower interface upper end one side inner wall, interface and the inside anticreep mechanism that is provided with of last interface down, the anticreep mechanism is used for battery pack output interface connection fixed plug, it is provided with first rubber seal pad to go up interface one side, the anticreep mechanism includes first locking lever, first rack, second locking lever, second spring, second rack, bull stick, gear lever, the fore shaft, the spacing sliding connection of first locking lever is in last interface inner wall, first spring has been cup jointed to first locking lever one end, first locking lever is close to first rack of first spring one end fixedly connected with, second locking lever one end has cup jointed the second spring, second locking lever is close to second spring one end fixedly connected with second, go up interface middle part one side inner wall spacing rotation and be connected with the bull stick, the bull stick is close to first and second rack one side is provided with the gear lever, rack symmetry has been seted up down to the interface inner wall.

As a preferable technical scheme of the utility model, the first rack is connected with the gear rod in a meshed manner, the second rack is connected with the gear rod in a meshed manner, the first lock rod and the second lock rod are opposite to the locking port, and the first rack and the second rack are convenient to drag by rotating the rotating rod, so that the first lock rod and the second lock rod are convenient to take out from the locking port, and the upper interface and the lower interface are convenient to fix and detach.

As a preferable technical scheme of the utility model, the first lock rod and the second lock rod are both arc-shaped at one end outside the upper connector.

As a preferable technical scheme of the utility model, a positioning frame is fixedly arranged at one side of the bottom end of the upper cover of the battery pack, the upper cover of the battery pack is connected with a base of the battery pack through bolts, and the upper cover of the battery pack is conveniently and rapidly aligned to the base of the battery pack through the cooperation of the positioning frame and the positioning groove.

As a preferable technical scheme of the utility model, a positioning groove is formed in one side of the upper end of the battery pack base, and the inner wall of the positioning groove is clamped with a positioning frame.

As a preferable technical scheme of the utility model, a second rubber sealing gasket is arranged on one side of the top end of the battery pack base close to the positioning groove, a battery mounting groove is arranged on the inner wall of one side of the upper end of the battery pack base, and the junction between the upper cover of the battery pack and the battery pack base is conveniently sealed through the second rubber sealing gasket.

The utility model has the following advantages: the battery pack upper cover can be aligned to the battery pack base rapidly through the cooperation of the locating frame and the locating groove, the joint of the battery pack upper cover and the battery pack base can be sealed through the second rubber sealing gasket, when the battery pack is in use, the upper interface at one end of the plug can be fixed in the lower interface, the problem of falling off of the interface connection can be effectively prevented, meanwhile, the upper end of the lower interface is sealed through the extrusion sealing of the first rubber sealing gasket on the upper interface, and external rainwater is prevented from entering the battery pack output interface.

Drawings

FIG. 1 is a schematic view of the construction of a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a split structure of a preferred embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of the upper interface of the preferred embodiment of the present utility model;

FIG. 4 is a partially disassembled structural schematic illustration of the anti-disengaging mechanism of the preferred embodiment of the present utility model;

fig. 5 is a schematic diagram of the cross-sectional structure of the lower interface of the preferred embodiment of the present utility model.

Reference numerals illustrate: 1. a battery pack upper cover; 2. a lower interface; 3. an upper interface; 4. an anti-drop mechanism; 401. a first lock lever; 402. a first spring; 403. a first rack; 404. a second lock lever; 405. a second spring; 406. a second rack; 407. a rotating rod; 408. a gear lever; 409. locking the opening; 5. a first rubber gasket; 6. a positioning frame; 7. a battery pack base; 8. a positioning groove; 9. a second rubber gasket; 10. and a battery mounting groove.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 5 in combination, the anti-falling protection device for a battery pack output interface of the present utility model includes: the battery pack upper cover 1, battery pack upper cover 1 one side inner wall screw fixedly connected with lower interface 2, lower interface 2 upper end one side inner wall has cup jointed and has gone up interface 3, lower interface 2 and the inside anti-disengaging mechanism 4 that is provided with of last interface 3, anti-disengaging mechanism 4 is used for battery pack output interface connection fixed plug, it is provided with first rubber seal 5 to go up interface 3 one side, anti-disengaging mechanism 4 includes first locking lever 401 to go up interface 3 one side, first rack 403, second locking lever 404, second rack 406, bull stick 407, gear lever 408, fore shaft 409, first locking lever 401 spacing sliding connection is in last interface 3 inner wall, first locking lever 401 one end has cup jointed first spring 402, first locking lever 401 is close to first rack 403 one end fixedly connected with, second locking lever 404 spacing sliding connection is in last interface 3 one side inner wall relative to first locking lever 401, second locking lever 405 has been cup jointed to second locking lever 404 one end, go up interface 3 middle part one side inner wall spacing rotation connection 407, 407 has been close to first rack 408 and second rack 408 has been set up rack 408 one side symmetry, fore shaft 2 is gone up to one side of fore shaft 408.

As shown in fig. 3 and fig. 4, the first rack 403 is engaged with the gear rod 408, when the gear rod 408 rotates, the first rack 403 and the second rack 406 can be engaged to drive the first rack 406 and the second rack 406 to move, the second rack 406 is engaged with the gear rod 408, the first lock rod 401 and the second lock rod 404 are opposite to the locking notch 409, the first lock rod 401 and the second lock rod 404 are clamped by the locking notch 409, and the first lock rod 401 and the second lock rod 404 are all in arc shapes at one end outside the upper interface 3.

As shown in fig. 2, a positioning frame 6 is fixedly arranged at one side of the bottom end of the upper battery cover 1, the upper battery cover 1 can be aligned to the battery base 7 through the positioning frame 6 and the positioning groove 8, the upper battery cover 1 is connected with the battery base 7 through bolts, the positioning groove 8 is formed at one side of the upper end of the battery base 7, the inner wall of the positioning groove 8 is clamped with the positioning frame 6, a second rubber sealing gasket 9 is arranged at one side of the top end of the battery base 7 close to the positioning groove 8, a gap between the upper battery cover 1 and the battery base 7 can be sealed through the second rubber sealing gasket 9, a battery mounting groove 10 is formed in the inner wall of one side of the upper end of the battery base 7, and the battery can be mounted through the battery mounting groove 10.

Specifically, when the battery pack is used, firstly, the battery pack is placed in the battery mounting groove 10, then the battery pack upper cover 1 can be aligned to the battery pack base 7 quickly through the matching of the positioning frame 6 and the positioning groove 8, then the battery pack upper cover 1 is fixed on the battery pack base 7 through bolts, the joint of the battery pack upper cover 1 and the battery pack base 7 can be sealed through the second rubber sealing gasket 9, when the battery pack is used, the upper interface 3 at one end of the plug can be opposite to the lower interface 2 at the output end of the battery pack, then the rotating rod 407 can be manually rotated, the gear rod 408 is driven to rotate through the rotating rod 407, the first rack 403 and the second rack 406 are driven to do opposite movements through the meshing of the gear rod 408, so that the first rack 403 and the second rack 406 respectively drag the first lock rod 401 and the second lock rod 404, the upper interface 3 can be conveniently inserted into the lower interface 2 by personnel, then the first lock rod 401 and the second lock rod 404 are respectively pushed through the first spring 402 and the second spring 405, the upper interface 3 can be inserted into the lock opening 409, the upper interface 3 can be effectively fixed in the lower interface 2 through the meshing of the gear rod 408, and the upper interface 3 can be prevented from being extruded into the lower interface 2, and the external interface 5 can be prevented from being extruded and simultaneously.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Other parts of the present utility model not described in detail are all of the prior art, and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A battery pack output interface anti-drop protection device, comprising: the battery pack upper cover (1) is characterized in that a lower interface (2) is fixedly connected to one side inner wall screw of the battery pack upper cover (1), an upper interface (3) is sleeved on one side inner wall of the upper end of the lower interface (2), an anti-falling mechanism (4) is arranged inside the lower interface (2) and the upper interface (3), the anti-falling mechanism (4) is used for connecting a battery pack output interface with a fixed plug, a first rubber sealing gasket (5) is arranged on one side of the upper interface (3), the anti-falling mechanism (4) comprises a first lock rod (401), a first spring (402), a first rack (403), a second lock rod (404), a second spring (405), a second rack (406), a rotating rod (407) and a gear rod (408), a locking port (409), the first lock rod (401) is in limiting sliding connection with the inner wall of the upper interface (3), one end of the first lock rod (401) is sleeved with a first spring (402), one end of the first lock rod (401) is fixedly connected with a first rack (403) near one end of the first spring (402), the second lock rod (401) is in sliding connection with the first side (401) opposite to the first lock rod (401), the second lock rod (404) is close to second spring (405) one end fixedly connected with second rack (406), go up spacing rotation in interface (3) middle part one side inner wall and be connected with bull stick (407), bull stick (407) are close to first rack (403) and second rack (406) one side is provided with gear lever (408), fore shaft (409) have been seted up to lower interface (2) upper end inner wall symmetry.

2. The battery pack output interface anti-falling protection device according to claim 1, wherein the first rack (403) is engaged with the gear rod (408), the second rack (406) is engaged with the gear rod (408), and the first lock rod (401) and the second lock rod (404) are opposite to the locking opening (409).

3. The battery pack output interface anti-falling protection device according to claim 1, wherein the first lock rod (401) and the second lock rod (404) are both arc-shaped at one end outside the upper interface (3).

4. The battery pack output interface anti-falling protection device according to claim 1, wherein a positioning frame (6) is fixedly arranged on one side of the bottom end of the battery pack upper cover (1), and the battery pack upper cover (1) is connected with a battery pack base (7) through bolts.

5. The anti-falling protection device for the battery pack output interface according to claim 4, wherein a positioning groove (8) is formed in one side of the upper end of the battery pack base (7), and the inner wall of the positioning groove (8) is clamped with the positioning frame (6).

6. The battery pack output interface anti-falling protection device according to claim 4, wherein a second rubber sealing gasket (9) is arranged on one side of the top end of the battery pack base (7) close to the positioning groove (8), and a battery mounting groove (10) is formed in the inner wall of one side of the upper end of the battery pack base (7).